diff options
222 files changed, 10264 insertions, 4527 deletions
diff --git a/Documentation/networking/pktgen.txt b/Documentation/networking/pktgen.txt index 6915c6b27869..0344f1d45b37 100644 --- a/Documentation/networking/pktgen.txt +++ b/Documentation/networking/pktgen.txt @@ -3,13 +3,11 @@ HOWTO for the linux packet generator ------------------------------------ -Date: 041221 - -Enable CONFIG_NET_PKTGEN to compile and build pktgen.o either in kernel -or as module. Module is preferred. insmod pktgen if needed. Once running -pktgen creates a thread on each CPU where each thread has affinity to its CPU. -Monitoring and controlling is done via /proc. Easiest to select a suitable -a sample script and configure. +Enable CONFIG_NET_PKTGEN to compile and build pktgen either in-kernel +or as a module. A module is preferred; modprobe pktgen if needed. Once +running, pktgen creates a thread for each CPU with affinity to that CPU. +Monitoring and controlling is done via /proc. It is easiest to select a +suitable sample script and configure that. On a dual CPU: @@ -27,7 +25,7 @@ For monitoring and control pktgen creates: Tuning NIC for max performance ============================== -The default NIC setting are (likely) not tuned for pktgen's artificial +The default NIC settings are (likely) not tuned for pktgen's artificial overload type of benchmarking, as this could hurt the normal use-case. Specifically increasing the TX ring buffer in the NIC: @@ -35,20 +33,20 @@ Specifically increasing the TX ring buffer in the NIC: A larger TX ring can improve pktgen's performance, while it can hurt in the general case, 1) because the TX ring buffer might get larger -than the CPUs L1/L2 cache, 2) because it allow more queueing in the +than the CPU's L1/L2 cache, 2) because it allows more queueing in the NIC HW layer (which is bad for bufferbloat). -One should be careful to conclude, that packets/descriptors in the HW +One should hesitate to conclude that packets/descriptors in the HW TX ring cause delay. Drivers usually delay cleaning up the -ring-buffers (for various performance reasons), thus packets stalling -the TX ring, might just be waiting for cleanup. +ring-buffers for various performance reasons, and packets stalling +the TX ring might just be waiting for cleanup. -This cleanup issues is specifically the case, for the driver ixgbe -(Intel 82599 chip). This driver (ixgbe) combine TX+RX ring cleanups, +This cleanup issue is specifically the case for the driver ixgbe +(Intel 82599 chip). This driver (ixgbe) combines TX+RX ring cleanups, and the cleanup interval is affected by the ethtool --coalesce setting of parameter "rx-usecs". -For ixgbe use e.g "30" resulting in approx 33K interrupts/sec (1/30*10^6): +For ixgbe use e.g. "30" resulting in approx 33K interrupts/sec (1/30*10^6): # ethtool -C ethX rx-usecs 30 @@ -60,15 +58,16 @@ Running: Stopped: eth1 Result: OK: max_before_softirq=10000 -Most important the devices assigned to thread. Note! A device can only belong -to one thread. +Most important are the devices assigned to the thread. Note that a +device can only belong to one thread. Viewing devices =============== -Parm section holds configured info. Current hold running stats. -Result is printed after run or after interruption. Example: +The Params section holds configured information. The Current section +holds running statistics. The Result is printed after a run or after +interruption. Example: /proc/net/pktgen/eth1 @@ -93,7 +92,8 @@ Result: OK: 13101142(c12220741+d880401) usec, 10000000 (60byte,0frags) Configuring threads and devices ================================ -This is done via the /proc interface easiest done via pgset in the scripts +This is done via the /proc interface, and most easily done via pgset +as defined in the sample scripts. Examples: @@ -192,10 +192,11 @@ Examples: pgset "rate 300M" set rate to 300 Mb/s pgset "ratep 1000000" set rate to 1Mpps -Example scripts -=============== +Sample scripts +============== -A collection of small tutorial scripts for pktgen is in examples dir. +A collection of small tutorial scripts for pktgen is in the +samples/pktgen directory: pktgen.conf-1-1 # 1 CPU 1 dev pktgen.conf-1-2 # 1 CPU 2 dev @@ -206,25 +207,26 @@ pktgen.conf-1-1-ip6 # 1 CPU 1 dev ipv6 pktgen.conf-1-1-ip6-rdos # 1 CPU 1 dev ipv6 w. route DoS pktgen.conf-1-1-flows # 1 CPU 1 dev multiple flows. -Run in shell: ./pktgen.conf-X-Y It does all the setup including sending. +Run in shell: ./pktgen.conf-X-Y +This does all the setup including sending. Interrupt affinity =================== -Note when adding devices to a specific CPU there good idea to also assign -/proc/irq/XX/smp_affinity so the TX-interrupts gets bound to the same CPU. -as this reduces cache bouncing when freeing skb's. +Note that when adding devices to a specific CPU it is a good idea to +also assign /proc/irq/XX/smp_affinity so that the TX interrupts are bound +to the same CPU. This reduces cache bouncing when freeing skbs. Enable IPsec ============ -Default IPsec transformation with ESP encapsulation plus Transport mode -could be enabled by simply setting: +Default IPsec transformation with ESP encapsulation plus transport mode +can be enabled by simply setting: pgset "flag IPSEC" pgset "flows 1" To avoid breaking existing testbed scripts for using AH type and tunnel mode, -user could use "pgset spi SPI_VALUE" to specify which formal of transformation +you can use "pgset spi SPI_VALUE" to specify which transformation mode to employ. diff --git a/drivers/bcma/Kconfig b/drivers/bcma/Kconfig index 0ee48be23837..9be17d3431bb 100644 --- a/drivers/bcma/Kconfig +++ b/drivers/bcma/Kconfig @@ -1,6 +1,6 @@ config BCMA_POSSIBLE bool - depends on HAS_IOMEM && HAS_DMA + depends on HAS_IOMEM && HAS_DMA && PCI default y menu "Broadcom specific AMBA" @@ -26,6 +26,7 @@ config BCMA_HOST_PCI_POSSIBLE config BCMA_HOST_PCI bool "Support for BCMA on PCI-host bus" depends on BCMA_HOST_PCI_POSSIBLE + select BCMA_DRIVER_PCI default y config BCMA_DRIVER_PCI_HOSTMODE @@ -44,6 +45,22 @@ config BCMA_HOST_SOC If unsure, say N +# TODO: make it depend on PCI when ready +config BCMA_DRIVER_PCI + bool + default y + help + BCMA bus may have many versions of PCIe core. This driver + supports: + 1) PCIe core working in clientmode + 2) PCIe Gen 2 clientmode core + + In general PCIe (Gen 2) clientmode core is required on PCIe + hosted buses. It's responsible for initialization and basic + hardware management. + This driver is also prerequisite for a hostmode PCIe core + support. + config BCMA_DRIVER_MIPS bool "BCMA Broadcom MIPS core driver" depends on BCMA && MIPS diff --git a/drivers/bcma/Makefile b/drivers/bcma/Makefile index 838b4b9d352f..f32af9b76bcd 100644 --- a/drivers/bcma/Makefile +++ b/drivers/bcma/Makefile @@ -3,8 +3,8 @@ bcma-y += driver_chipcommon.o driver_chipcommon_pmu.o bcma-y += driver_chipcommon_b.o bcma-$(CONFIG_BCMA_SFLASH) += driver_chipcommon_sflash.o bcma-$(CONFIG_BCMA_NFLASH) += driver_chipcommon_nflash.o -bcma-y += driver_pci.o -bcma-y += driver_pcie2.o +bcma-$(CONFIG_BCMA_DRIVER_PCI) += driver_pci.o +bcma-$(CONFIG_BCMA_DRIVER_PCI) += driver_pcie2.o bcma-$(CONFIG_BCMA_DRIVER_PCI_HOSTMODE) += driver_pci_host.o bcma-$(CONFIG_BCMA_DRIVER_MIPS) += driver_mips.o bcma-$(CONFIG_BCMA_DRIVER_GMAC_CMN) += driver_gmac_cmn.o diff --git a/drivers/bcma/bcma_private.h b/drivers/bcma/bcma_private.h index ac6c5fca906d..5a1d22489afc 100644 --- a/drivers/bcma/bcma_private.h +++ b/drivers/bcma/bcma_private.h @@ -26,6 +26,7 @@ bool bcma_wait_value(struct bcma_device *core, u16 reg, u32 mask, u32 value, int timeout); void bcma_prepare_core(struct bcma_bus *bus, struct bcma_device *core); void bcma_init_bus(struct bcma_bus *bus); +void bcma_unregister_cores(struct bcma_bus *bus); int bcma_bus_register(struct bcma_bus *bus); void bcma_bus_unregister(struct bcma_bus *bus); int __init bcma_bus_early_register(struct bcma_bus *bus); @@ -42,6 +43,9 @@ int bcma_bus_scan(struct bcma_bus *bus); int bcma_sprom_get(struct bcma_bus *bus); /* driver_chipcommon.c */ +void bcma_core_chipcommon_early_init(struct bcma_drv_cc *cc); +void bcma_core_chipcommon_init(struct bcma_drv_cc *cc); +void bcma_chipco_bcm4331_ext_pa_lines_ctl(struct bcma_drv_cc *cc, bool enable); #ifdef CONFIG_BCMA_DRIVER_MIPS void bcma_chipco_serial_init(struct bcma_drv_cc *cc); extern struct platform_device bcma_pflash_dev; @@ -52,6 +56,8 @@ int bcma_core_chipcommon_b_init(struct bcma_drv_cc_b *ccb); void bcma_core_chipcommon_b_free(struct bcma_drv_cc_b *ccb); /* driver_chipcommon_pmu.c */ +void bcma_pmu_early_init(struct bcma_drv_cc *cc); +void bcma_pmu_init(struct bcma_drv_cc *cc); u32 bcma_pmu_get_alp_clock(struct bcma_drv_cc *cc); u32 bcma_pmu_get_cpu_clock(struct bcma_drv_cc *cc); @@ -101,6 +107,14 @@ static inline void __exit bcma_host_soc_unregister_driver(void) /* driver_pci.c */ u32 bcma_pcie_read(struct bcma_drv_pci *pc, u32 address); +void bcma_core_pci_early_init(struct bcma_drv_pci *pc); +void bcma_core_pci_init(struct bcma_drv_pci *pc); +void bcma_core_pci_up(struct bcma_drv_pci *pc); +void bcma_core_pci_down(struct bcma_drv_pci *pc); + +/* driver_pcie2.c */ +void bcma_core_pcie2_init(struct bcma_drv_pcie2 *pcie2); +void bcma_core_pcie2_up(struct bcma_drv_pcie2 *pcie2); extern int bcma_chipco_watchdog_register(struct bcma_drv_cc *cc); @@ -117,6 +131,39 @@ static inline void bcma_core_pci_hostmode_init(struct bcma_drv_pci *pc) } #endif /* CONFIG_BCMA_DRIVER_PCI_HOSTMODE */ +/************************************************** + * driver_mips.c + **************************************************/ + +#ifdef CONFIG_BCMA_DRIVER_MIPS +unsigned int bcma_core_mips_irq(struct bcma_device *dev); +void bcma_core_mips_early_init(struct bcma_drv_mips *mcore); +void bcma_core_mips_init(struct bcma_drv_mips *mcore); +#else +static inline unsigned int bcma_core_mips_irq(struct bcma_device *dev) +{ + return 0; +} +static inline void bcma_core_mips_early_init(struct bcma_drv_mips *mcore) +{ +} +static inline void bcma_core_mips_init(struct bcma_drv_mips *mcore) +{ +} +#endif + +/************************************************** + * driver_gmac_cmn.c + **************************************************/ + +#ifdef CONFIG_BCMA_DRIVER_GMAC_CMN +void bcma_core_gmac_cmn_init(struct bcma_drv_gmac_cmn *gc); +#else +static inline void bcma_core_gmac_cmn_init(struct bcma_drv_gmac_cmn *gc) +{ +} +#endif + #ifdef CONFIG_BCMA_DRIVER_GPIO /* driver_gpio.c */ int bcma_gpio_init(struct bcma_drv_cc *cc); diff --git a/drivers/bcma/driver_gpio.c b/drivers/bcma/driver_gpio.c index 598a6cd9028a..dce34fb52e27 100644 --- a/drivers/bcma/driver_gpio.c +++ b/drivers/bcma/driver_gpio.c @@ -76,7 +76,7 @@ static void bcma_gpio_free(struct gpio_chip *chip, unsigned gpio) bcma_chipco_gpio_pullup(cc, 1 << gpio, 0); } -#if IS_BUILTIN(CONFIG_BCM47XX) +#if IS_BUILTIN(CONFIG_BCM47XX) || IS_BUILTIN(CONFIG_ARCH_BCM_5301X) static int bcma_gpio_to_irq(struct gpio_chip *chip, unsigned gpio) { struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip); @@ -215,7 +215,7 @@ int bcma_gpio_init(struct bcma_drv_cc *cc) chip->set = bcma_gpio_set_value; chip->direction_input = bcma_gpio_direction_input; chip->direction_output = bcma_gpio_direction_output; -#if IS_BUILTIN(CONFIG_BCM47XX) +#if IS_BUILTIN(CONFIG_BCM47XX) || IS_BUILTIN(CONFIG_ARCH_BCM_5301X) chip->to_irq = bcma_gpio_to_irq; #endif #if IS_BUILTIN(CONFIG_OF) diff --git a/drivers/bcma/driver_pci.c b/drivers/bcma/driver_pci.c index 786666488a2d..cfd35bc1c5a3 100644 --- a/drivers/bcma/driver_pci.c +++ b/drivers/bcma/driver_pci.c @@ -282,21 +282,21 @@ void bcma_core_pci_power_save(struct bcma_bus *bus, bool up) } EXPORT_SYMBOL_GPL(bcma_core_pci_power_save); -int bcma_core_pci_irq_ctl(struct bcma_drv_pci *pc, struct bcma_device *core, +int bcma_core_pci_irq_ctl(struct bcma_bus *bus, struct bcma_device *core, bool enable) { struct pci_dev *pdev; u32 coremask, tmp; int err = 0; - if (!pc || core->bus->hosttype != BCMA_HOSTTYPE_PCI) { + if (bus->hosttype != BCMA_HOSTTYPE_PCI) { /* This bcma device is not on a PCI host-bus. So the IRQs are * not routed through the PCI core. * So we must not enable routing through the PCI core. */ goto out; } - pdev = pc->core->bus->host_pci; + pdev = bus->host_pci; err = pci_read_config_dword(pdev, BCMA_PCI_IRQMASK, &tmp); if (err) @@ -328,28 +328,12 @@ static void bcma_core_pci_extend_L1timer(struct bcma_drv_pci *pc, bool extend) bcma_pcie_read(pc, BCMA_CORE_PCI_DLLP_PMTHRESHREG); } -void bcma_core_pci_up(struct bcma_bus *bus) +void bcma_core_pci_up(struct bcma_drv_pci *pc) { - struct bcma_drv_pci *pc; - - if (bus->hosttype != BCMA_HOSTTYPE_PCI) - return; - - pc = &bus->drv_pci[0]; - bcma_core_pci_extend_L1timer(pc, true); } -EXPORT_SYMBOL_GPL(bcma_core_pci_up); -void bcma_core_pci_down(struct bcma_bus *bus) +void bcma_core_pci_down(struct bcma_drv_pci *pc) { - struct bcma_drv_pci *pc; - - if (bus->hosttype != BCMA_HOSTTYPE_PCI) - return; - - pc = &bus->drv_pci[0]; - bcma_core_pci_extend_L1timer(pc, false); } -EXPORT_SYMBOL_GPL(bcma_core_pci_down); diff --git a/drivers/bcma/driver_pci_host.c b/drivers/bcma/driver_pci_host.c index c8a6b741967b..c42cec7c7ecc 100644 --- a/drivers/bcma/driver_pci_host.c +++ b/drivers/bcma/driver_pci_host.c @@ -11,6 +11,7 @@ #include "bcma_private.h" #include <linux/pci.h> +#include <linux/slab.h> #include <linux/export.h> #include <linux/bcma/bcma.h> #include <asm/paccess.h> diff --git a/drivers/bcma/driver_pcie2.c b/drivers/bcma/driver_pcie2.c index e4be537b0c66..b1a6e327cb23 100644 --- a/drivers/bcma/driver_pcie2.c +++ b/drivers/bcma/driver_pcie2.c @@ -10,6 +10,7 @@ #include "bcma_private.h" #include <linux/bcma/bcma.h> +#include <linux/pci.h> /************************************************** * R/W ops. @@ -156,14 +157,23 @@ static void pciedev_reg_pm_clk_period(struct bcma_drv_pcie2 *pcie2) void bcma_core_pcie2_init(struct bcma_drv_pcie2 *pcie2) { - struct bcma_chipinfo *ci = &pcie2->core->bus->chipinfo; + struct bcma_bus *bus = pcie2->core->bus; + struct bcma_chipinfo *ci = &bus->chipinfo; u32 tmp; tmp = pcie2_read32(pcie2, BCMA_CORE_PCIE2_SPROM(54)); if ((tmp & 0xe) >> 1 == 2) bcma_core_pcie2_cfg_write(pcie2, 0x4e0, 0x17); - /* TODO: Do we need pcie_reqsize? */ + switch (bus->chipinfo.id) { + case BCMA_CHIP_ID_BCM4360: + case BCMA_CHIP_ID_BCM4352: + pcie2->reqsize = 1024; + break; + default: + pcie2->reqsize = 128; + break; + } if (ci->id == BCMA_CHIP_ID_BCM4360 && ci->rev > 3) bcma_core_pcie2_war_delay_perst_enab(pcie2, true); @@ -173,3 +183,18 @@ void bcma_core_pcie2_init(struct bcma_drv_pcie2 *pcie2) pciedev_crwlpciegen2_180(pcie2); pciedev_crwlpciegen2_182(pcie2); } + +/************************************************** + * Runtime ops. + **************************************************/ + +void bcma_core_pcie2_up(struct bcma_drv_pcie2 *pcie2) +{ + struct bcma_bus *bus = pcie2->core->bus; + struct pci_dev *dev = bus->host_pci; + int err; + + err = pcie_set_readrq(dev, pcie2->reqsize); + if (err) + bcma_err(bus, "Error setting PCI_EXP_DEVCTL_READRQ: %d\n", err); +} diff --git a/drivers/bcma/host_pci.c b/drivers/bcma/host_pci.c index 53c6a8a58859..a62a2f9091f5 100644 --- a/drivers/bcma/host_pci.c +++ b/drivers/bcma/host_pci.c @@ -213,16 +213,26 @@ static int bcma_host_pci_probe(struct pci_dev *dev, /* Initialize struct, detect chip */ bcma_init_bus(bus); + /* Scan bus to find out generation of PCIe core */ + err = bcma_bus_scan(bus); + if (err) + goto err_pci_unmap_mmio; + + if (bcma_find_core(bus, BCMA_CORE_PCIE2)) + bus->host_is_pcie2 = true; + /* Register */ err = bcma_bus_register(bus); if (err) - goto err_pci_unmap_mmio; + goto err_unregister_cores; pci_set_drvdata(dev, bus); out: return err; +err_unregister_cores: + bcma_unregister_cores(bus); err_pci_unmap_mmio: pci_iounmap(dev, bus->mmio); err_pci_release_regions: @@ -283,9 +293,12 @@ static const struct pci_device_id bcma_pci_bridge_tbl[] = { { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4357) }, { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4358) }, { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4359) }, + { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4360) }, { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4365) }, + { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x43a0) }, { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x43a9) }, { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x43aa) }, + { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x43b1) }, { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4727) }, { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 43227) }, /* 0xa8db, BCM43217 (sic!) */ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 43228) }, /* 0xa8dc */ @@ -310,3 +323,31 @@ void __exit bcma_host_pci_exit(void) { pci_unregister_driver(&bcma_pci_bridge_driver); } + +/************************************************** + * Runtime ops for drivers. + **************************************************/ + +/* See also pcicore_up */ +void bcma_host_pci_up(struct bcma_bus *bus) +{ + if (bus->hosttype != BCMA_HOSTTYPE_PCI) + return; + + if (bus->host_is_pcie2) + bcma_core_pcie2_up(&bus->drv_pcie2); + else + bcma_core_pci_up(&bus->drv_pci[0]); +} +EXPORT_SYMBOL_GPL(bcma_host_pci_up); + +/* See also pcicore_down */ +void bcma_host_pci_down(struct bcma_bus *bus) +{ + if (bus->hosttype != BCMA_HOSTTYPE_PCI) + return; + + if (!bus->host_is_pcie2) + bcma_core_pci_down(&bus->drv_pci[0]); +} +EXPORT_SYMBOL_GPL(bcma_host_pci_down); diff --git a/drivers/bcma/main.c b/drivers/bcma/main.c index 38bde6eab8a4..9635f1033ce5 100644 --- a/drivers/bcma/main.c +++ b/drivers/bcma/main.c @@ -363,7 +363,7 @@ static int bcma_register_devices(struct bcma_bus *bus) return 0; } -static void bcma_unregister_cores(struct bcma_bus *bus) +void bcma_unregister_cores(struct bcma_bus *bus) { struct bcma_device *core, *tmp; diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c index cfc4a9c1000a..f61b2870cddf 100644 --- a/drivers/net/bonding/bond_3ad.c +++ b/drivers/net/bonding/bond_3ad.c @@ -38,6 +38,7 @@ #define AD_STANDBY 0x2 #define AD_MAX_TX_IN_SECOND 3 #define AD_COLLECTOR_MAX_DELAY 0 +#define AD_MONITOR_CHURNED 0x1000 /* Timer definitions (43.4.4 in the 802.3ad standard) */ #define AD_FAST_PERIODIC_TIME 1 @@ -1013,16 +1014,19 @@ static void ad_rx_machine(struct lacpdu *lacpdu, struct port *port) /* check if state machine should change state */ /* first, check if port was reinitialized */ - if (port->sm_vars & AD_PORT_BEGIN) + if (port->sm_vars & AD_PORT_BEGIN) { port->sm_rx_state = AD_RX_INITIALIZE; + port->sm_vars |= AD_MONITOR_CHURNED; /* check if port is not enabled */ - else if (!(port->sm_vars & AD_PORT_BEGIN) + } else if (!(port->sm_vars & AD_PORT_BEGIN) && !port->is_enabled && !(port->sm_vars & AD_PORT_MOVED)) port->sm_rx_state = AD_RX_PORT_DISABLED; /* check if new lacpdu arrived */ else if (lacpdu && ((port->sm_rx_state == AD_RX_EXPIRED) || (port->sm_rx_state == AD_RX_DEFAULTED) || (port->sm_rx_state == AD_RX_CURRENT))) { + if (port->sm_rx_state != AD_RX_CURRENT) + port->sm_vars |= AD_MONITOR_CHURNED; port->sm_rx_timer_counter = 0; port->sm_rx_state = AD_RX_CURRENT; } else { @@ -1100,9 +1104,11 @@ static void ad_rx_machine(struct lacpdu *lacpdu, struct port *port) */ port->partner_oper.port_state &= ~AD_STATE_SYNCHRONIZATION; port->sm_vars &= ~AD_PORT_MATCHED; + port->partner_oper.port_state |= AD_STATE_LACP_TIMEOUT; port->partner_oper.port_state |= AD_STATE_LACP_ACTIVITY; port->sm_rx_timer_counter = __ad_timer_to_ticks(AD_CURRENT_WHILE_TIMER, (u16)(AD_SHORT_TIMEOUT)); port->actor_oper_port_state |= AD_STATE_EXPIRED; + port->sm_vars |= AD_MONITOR_CHURNED; break; case AD_RX_DEFAULTED: __update_default_selected(port); @@ -1132,6 +1138,45 @@ static void ad_rx_machine(struct lacpdu *lacpdu, struct port *port) } /** + * ad_churn_machine - handle port churn's state machine + * @port: the port we're looking at + * + */ +static void ad_churn_machine(struct port *port) +{ + if (port->sm_vars & AD_MONITOR_CHURNED) { + port->sm_vars &= ~AD_MONITOR_CHURNED; + port->sm_churn_actor_state = AD_CHURN_MONITOR; + port->sm_churn_partner_state = AD_CHURN_MONITOR; + port->sm_churn_actor_timer_counter = + __ad_timer_to_ticks(AD_ACTOR_CHURN_TIMER, 0); + port->sm_churn_partner_timer_counter = + __ad_timer_to_ticks(AD_PARTNER_CHURN_TIMER, 0); + return; + } + if (port->sm_churn_actor_timer_counter && + !(--port->sm_churn_actor_timer_counter) && + port->sm_churn_actor_state == AD_CHURN_MONITOR) { + if (port->actor_oper_port_state & AD_STATE_SYNCHRONIZATION) { + port->sm_churn_actor_state = AD_NO_CHURN; + } else { + port->churn_actor_count++; + port->sm_churn_actor_state = AD_CHURN; + } + } + if (port->sm_churn_partner_timer_counter && + !(--port->sm_churn_partner_timer_counter) && + port->sm_churn_partner_state == AD_CHURN_MONITOR) { + if (port->partner_oper.port_state & AD_STATE_SYNCHRONIZATION) { + port->sm_churn_partner_state = AD_NO_CHURN; + } else { + port->churn_partner_count++; + port->sm_churn_partner_state = AD_CHURN; + } + } +} + +/** * ad_tx_machine - handle a port's tx state machine * @port: the port we're looking at */ @@ -1745,6 +1790,13 @@ static void ad_initialize_port(struct port *port, int lacp_fast) port->next_port_in_aggregator = NULL; port->transaction_id = 0; + port->sm_churn_actor_timer_counter = 0; + port->sm_churn_actor_state = 0; + port->churn_actor_count = 0; + port->sm_churn_partner_timer_counter = 0; + port->sm_churn_partner_state = 0; + port->churn_partner_count = 0; + memcpy(&port->lacpdu, &lacpdu, sizeof(lacpdu)); } } @@ -2164,6 +2216,7 @@ void bond_3ad_state_machine_handler(struct work_struct *work) ad_port_selection_logic(port, &update_slave_arr); ad_mux_machine(port, &update_slave_arr); ad_tx_machine(port); + ad_churn_machine(port); /* turn off the BEGIN bit, since we already handled it */ if (port->sm_vars & AD_PORT_BEGIN) @@ -2485,6 +2538,9 @@ int bond_3ad_lacpdu_recv(const struct sk_buff *skb, struct bonding *bond, if (skb->protocol != PKT_TYPE_LACPDU) return RX_HANDLER_ANOTHER; + if (!MAC_ADDRESS_EQUAL(eth_hdr(skb)->h_dest, lacpdu_mcast_addr)) + return RX_HANDLER_ANOTHER; + lacpdu = skb_header_pointer(skb, 0, sizeof(_lacpdu), &_lacpdu); if (!lacpdu) return RX_HANDLER_ANOTHER; diff --git a/drivers/net/bonding/bond_procfs.c b/drivers/net/bonding/bond_procfs.c index 976f5ad2a0f2..62694cfc05b6 100644 --- a/drivers/net/bonding/bond_procfs.c +++ b/drivers/net/bonding/bond_procfs.c @@ -176,18 +176,51 @@ static void bond_info_show_slave(struct seq_file *seq, slave->link_failure_count); seq_printf(seq, "Permanent HW addr: %pM\n", slave->perm_hwaddr); + seq_printf(seq, "Slave queue ID: %d\n", slave->queue_id); if (BOND_MODE(bond) == BOND_MODE_8023AD) { - const struct aggregator *agg - = SLAVE_AD_INFO(slave)->port.aggregator; + const struct port *port = &SLAVE_AD_INFO(slave)->port; + const struct aggregator *agg = port->aggregator; - if (agg) + if (agg) { seq_printf(seq, "Aggregator ID: %d\n", agg->aggregator_identifier); - else + seq_printf(seq, "Actor Churn State: %s\n", + bond_3ad_churn_desc(port->sm_churn_actor_state)); + seq_printf(seq, "Partner Churn State: %s\n", + bond_3ad_churn_desc(port->sm_churn_partner_state)); + seq_printf(seq, "Actor Churned Count: %d\n", + port->churn_actor_count); + seq_printf(seq, "Partner Churned Count: %d\n", + port->churn_partner_count); + + seq_puts(seq, "details actor lacp pdu:\n"); + seq_printf(seq, " system priority: %d\n", + port->actor_system_priority); + seq_printf(seq, " port key: %d\n", + port->actor_oper_port_key); + seq_printf(seq, " port priority: %d\n", + port->actor_port_priority); + seq_printf(seq, " port number: %d\n", + port->actor_port_number); + seq_printf(seq, " port state: %d\n", + port->actor_oper_port_state); + + seq_puts(seq, "details partner lacp pdu:\n"); + seq_printf(seq, " system priority: %d\n", + port->partner_oper.system_priority); + seq_printf(seq, " oper key: %d\n", + port->partner_oper.key); + seq_printf(seq, " port priority: %d\n", + port->partner_oper.port_priority); + seq_printf(seq, " port number: %d\n", + port->partner_oper.port_number); + seq_printf(seq, " port state: %d\n", + port->partner_oper.port_state); + } else { seq_puts(seq, "Aggregator ID: N/A\n"); + } } - seq_printf(seq, "Slave queue ID: %d\n", slave->queue_id); } static int bond_info_seq_show(struct seq_file *seq, void *v) diff --git a/drivers/net/dsa/bcm_sf2.c b/drivers/net/dsa/bcm_sf2.c index 4daffb284931..cedb572bf25a 100644 --- a/drivers/net/dsa/bcm_sf2.c +++ b/drivers/net/dsa/bcm_sf2.c @@ -23,6 +23,7 @@ #include <linux/of_address.h> #include <net/dsa.h> #include <linux/ethtool.h> +#include <linux/if_bridge.h> #include "bcm_sf2.h" #include "bcm_sf2_regs.h" @@ -299,10 +300,14 @@ static int bcm_sf2_port_setup(struct dsa_switch *ds, int port, if (port == 7) intrl2_1_mask_clear(priv, P_IRQ_MASK(P7_IRQ_OFF)); - /* Set this port, and only this one to be in the default VLAN */ + /* Set this port, and only this one to be in the default VLAN, + * if member of a bridge, restore its membership prior to + * bringing down this port. + */ reg = core_readl(priv, CORE_PORT_VLAN_CTL_PORT(port)); reg &= ~PORT_VLAN_CTRL_MASK; reg |= (1 << port); + reg |= priv->port_sts[port].vlan_ctl_mask; core_writel(priv, reg, CORE_PORT_VLAN_CTL_PORT(port)); bcm_sf2_imp_vlan_setup(ds, cpu_port); @@ -400,6 +405,151 @@ static int bcm_sf2_sw_set_eee(struct dsa_switch *ds, int port, return 0; } +/* Fast-ageing of ARL entries for a given port, equivalent to an ARL + * flush for that port. + */ +static int bcm_sf2_sw_fast_age_port(struct dsa_switch *ds, int port) +{ + struct bcm_sf2_priv *priv = ds_to_priv(ds); + unsigned int timeout = 1000; + u32 reg; + + core_writel(priv, port, CORE_FAST_AGE_PORT); + + reg = core_readl(priv, CORE_FAST_AGE_CTRL); + reg |= EN_AGE_PORT | FAST_AGE_STR_DONE; + core_writel(priv, reg, CORE_FAST_AGE_CTRL); + + do { + reg = core_readl(priv, CORE_FAST_AGE_CTRL); + if (!(reg & FAST_AGE_STR_DONE)) + break; + + cpu_relax(); + } while (timeout--); + + if (!timeout) + return -ETIMEDOUT; + + return 0; +} + +static int bcm_sf2_sw_br_join(struct dsa_switch *ds, int port, + u32 br_port_mask) +{ + struct bcm_sf2_priv *priv = ds_to_priv(ds); + unsigned int i; + u32 reg, p_ctl; + + p_ctl = core_readl(priv, CORE_PORT_VLAN_CTL_PORT(port)); + + for (i = 0; i < priv->hw_params.num_ports; i++) { + if (!((1 << i) & br_port_mask)) + continue; + + /* Add this local port to the remote port VLAN control + * membership and update the remote port bitmask + */ + reg = core_readl(priv, CORE_PORT_VLAN_CTL_PORT(i)); + reg |= 1 << port; + core_writel(priv, reg, CORE_PORT_VLAN_CTL_PORT(i)); + priv->port_sts[i].vlan_ctl_mask = reg; + + p_ctl |= 1 << i; + } + + /* Configure the local port VLAN control membership to include + * remote ports and update the local port bitmask + */ + core_writel(priv, p_ctl, CORE_PORT_VLAN_CTL_PORT(port)); + priv->port_sts[port].vlan_ctl_mask = p_ctl; + + return 0; +} + +static int bcm_sf2_sw_br_leave(struct dsa_switch *ds, int port, + u32 br_port_mask) +{ + struct bcm_sf2_priv *priv = ds_to_priv(ds); + unsigned int i; + u32 reg, p_ctl; + + p_ctl = core_readl(priv, CORE_PORT_VLAN_CTL_PORT(port)); + + for (i = 0; i < priv->hw_params.num_ports; i++) { + /* Don't touch the remaining ports */ + if (!((1 << i) & br_port_mask)) + continue; + + reg = core_readl(priv, CORE_PORT_VLAN_CTL_PORT(i)); + reg &= ~(1 << port); + core_writel(priv, reg, CORE_PORT_VLAN_CTL_PORT(i)); + priv->port_sts[port].vlan_ctl_mask = reg; + + /* Prevent self removal to preserve isolation */ + if (port != i) + p_ctl &= ~(1 << i); + } + + core_writel(priv, p_ctl, CORE_PORT_VLAN_CTL_PORT(port)); + priv->port_sts[port].vlan_ctl_mask = p_ctl; + + return 0; +} + +static int bcm_sf2_sw_br_set_stp_state(struct dsa_switch *ds, int port, + u8 state) +{ + struct bcm_sf2_priv *priv = ds_to_priv(ds); + u8 hw_state, cur_hw_state; + int ret = 0; + u32 reg; + + reg = core_readl(priv, CORE_G_PCTL_PORT(port)); + cur_hw_state = reg >> G_MISTP_STATE_SHIFT; + + switch (state) { + case BR_STATE_DISABLED: + hw_state = G_MISTP_DIS_STATE; + break; + case BR_STATE_LISTENING: + hw_state = G_MISTP_LISTEN_STATE; + break; + case BR_STATE_LEARNING: + hw_state = G_MISTP_LEARN_STATE; + break; + case BR_STATE_FORWARDING: + hw_state = G_MISTP_FWD_STATE; + break; + case BR_STATE_BLOCKING: + hw_state = G_MISTP_BLOCK_STATE; + break; + default: + pr_err("%s: invalid STP state: %d\n", __func__, state); + return -EINVAL; + } + + /* Fast-age ARL entries if we are moving a port from Learning or + * Forwarding state to Disabled, Blocking or Listening state + */ + if (cur_hw_state != hw_state) { + if (cur_hw_state & 4 && !(hw_state & 4)) { + ret = bcm_sf2_sw_fast_age_port(ds, port); + if (ret) { + pr_err("%s: fast-ageing failed\n", __func__); + return ret; + } + } + } + + reg = core_readl(priv, CORE_G_PCTL_PORT(port)); + reg &= ~(G_MISTP_STATE_MASK << G_MISTP_STATE_SHIFT); + reg |= hw_state; + core_writel(priv, reg, CORE_G_PCTL_PORT(port)); + + return 0; +} + static irqreturn_t bcm_sf2_switch_0_isr(int irq, void *dev_id) { struct bcm_sf2_priv *priv = dev_id; @@ -916,6 +1066,9 @@ static struct dsa_switch_driver bcm_sf2_switch_driver = { .port_disable = bcm_sf2_port_disable, .get_eee = bcm_sf2_sw_get_eee, .set_eee = bcm_sf2_sw_set_eee, + .port_join_bridge = bcm_sf2_sw_br_join, + .port_leave_bridge = bcm_sf2_sw_br_leave, + .port_stp_update = bcm_sf2_sw_br_set_stp_state, }; static int __init bcm_sf2_init(void) diff --git a/drivers/net/dsa/bcm_sf2.h b/drivers/net/dsa/bcm_sf2.h index ee9f650d5026..0f217e99904f 100644 --- a/drivers/net/dsa/bcm_sf2.h +++ b/drivers/net/dsa/bcm_sf2.h @@ -46,6 +46,8 @@ struct bcm_sf2_port_status { unsigned int link; struct ethtool_eee eee; + + u32 vlan_ctl_mask; }; struct bcm_sf2_priv { diff --git a/drivers/net/dsa/bcm_sf2_regs.h b/drivers/net/dsa/bcm_sf2_regs.h index cabdfa5e217a..fa4e6e78c9ea 100644 --- a/drivers/net/dsa/bcm_sf2_regs.h +++ b/drivers/net/dsa/bcm_sf2_regs.h @@ -163,6 +163,21 @@ #define EN_CHIP_RST (1 << 6) #define EN_SW_RESET (1 << 4) +#define CORE_FAST_AGE_CTRL 0x00220 +#define EN_FAST_AGE_STATIC (1 << 0) +#define EN_AGE_DYNAMIC (1 << 1) +#define EN_AGE_PORT (1 << 2) +#define EN_AGE_VLAN (1 << 3) +#define EN_AGE_SPT (1 << 4) +#define EN_AGE_MCAST (1 << 5) +#define FAST_AGE_STR_DONE (1 << 7) + +#define CORE_FAST_AGE_PORT 0x00224 +#define AGE_PORT_MASK 0xf + +#define CORE_FAST_AGE_VID 0x00228 +#define AGE_VID_MASK 0x3fff + #define CORE_LNKSTS 0x00400 #define LNK_STS_MASK 0x1ff diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c index ff83c46bc389..51300532ec26 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c @@ -54,8 +54,8 @@ /* Default highest priority queue for multi queue support */ #define GENET_Q0_PRIORITY 0 -#define GENET_DEFAULT_BD_CNT \ - (TOTAL_DESC - priv->hw_params->tx_queues * priv->hw_params->bds_cnt) +#define GENET_Q16_TX_BD_CNT \ + (TOTAL_DESC - priv->hw_params->tx_queues * priv->hw_params->tx_bds_per_q) #define RX_BUF_LENGTH 2048 #define SKB_ALIGNMENT 32 @@ -920,7 +920,7 @@ static struct enet_cb *bcmgenet_get_txcb(struct bcmgenet_priv *priv, tx_cb_ptr = ring->cbs; tx_cb_ptr += ring->write_ptr - ring->cb_ptr; - tx_cb_ptr->bd_addr = priv->tx_bds + ring->write_ptr * DMA_DESC_SIZE; + /* Advancing local write pointer */ if (ring->write_ptr == ring->end_ptr) ring->write_ptr = ring->cb_ptr; @@ -1680,17 +1680,14 @@ static int init_umac(struct bcmgenet_priv *priv) return 0; } -/* Initialize all house-keeping variables for a TX ring, along - * with corresponding hardware registers - */ +/* Initialize a Tx ring along with corresponding hardware registers */ static void bcmgenet_init_tx_ring(struct bcmgenet_priv *priv, unsigned int index, unsigned int size, - unsigned int write_ptr, unsigned int end_ptr) + unsigned int start_ptr, unsigned int end_ptr) { struct bcmgenet_tx_ring *ring = &priv->tx_rings[index]; u32 words_per_bd = WORDS_PER_BD(priv); u32 flow_period_val = 0; - unsigned int first_bd; spin_lock_init(&ring->lock); ring->index = index; @@ -1703,12 +1700,12 @@ static void bcmgenet_init_tx_ring(struct bcmgenet_priv *priv, ring->int_enable = bcmgenet_tx_ring_int_enable; ring->int_disable = bcmgenet_tx_ring_int_disable; } - ring->cbs = priv->tx_cbs + write_ptr; + ring->cbs = priv->tx_cbs + start_ptr; ring->size = size; ring->c_index = 0; ring->free_bds = size; - ring->write_ptr = write_ptr; - ring->cb_ptr = write_ptr; + ring->write_ptr = start_ptr; + ring->cb_ptr = start_ptr; ring->end_ptr = end_ptr - 1; ring->prod_index = 0; @@ -1722,19 +1719,16 @@ static void bcmgenet_init_tx_ring(struct bcmgenet_priv *priv, /* Disable rate control for now */ bcmgenet_tdma_ring_writel(priv, index, flow_period_val, TDMA_FLOW_PERIOD); - /* Unclassified traffic goes to ring 16 */ bcmgenet_tdma_ring_writel(priv, index, ((size << DMA_RING_SIZE_SHIFT) | RX_BUF_LENGTH), DMA_RING_BUF_SIZE); - first_bd = write_ptr; - /* Set start and end address, read and write pointers */ - bcmgenet_tdma_ring_writel(priv, index, first_bd * words_per_bd, + bcmgenet_tdma_ring_writel(priv, index, start_ptr * words_per_bd, DMA_START_ADDR); - bcmgenet_tdma_ring_writel(priv, index, first_bd * words_per_bd, + bcmgenet_tdma_ring_writel(priv, index, start_ptr * words_per_bd, TDMA_READ_PTR); - bcmgenet_tdma_ring_writel(priv, index, first_bd, + bcmgenet_tdma_ring_writel(priv, index, start_ptr * words_per_bd, TDMA_WRITE_PTR); bcmgenet_tdma_ring_writel(priv, index, end_ptr * words_per_bd - 1, DMA_END_ADDR); @@ -1782,78 +1776,73 @@ static int bcmgenet_init_rx_ring(struct bcmgenet_priv *priv, return ret; } -/* init multi xmit queues, only available for GENET2+ - * the queue is partitioned as follows: +/* Initialize Tx queues * - * queue 0 - 3 is priority based, each one has 32 descriptors, + * Queues 0-3 are priority-based, each one has 32 descriptors, * with queue 0 being the highest priority queue. * - * queue 16 is the default tx queue with GENET_DEFAULT_BD_CNT - * descriptors: 256 - (number of tx queues * bds per queues) = 128 - * descriptors. + * Queue 16 is the default Tx queue with + * GENET_Q16_TX_BD_CNT = 256 - 4 * 32 = 128 descriptors. * - * The transmit control block pool is then partitioned as following: - * - tx_cbs[0...127] are for queue 16 - * - tx_ring_cbs[0] points to tx_cbs[128..159] - * - tx_ring_cbs[1] points to tx_cbs[160..191] - * - tx_ring_cbs[2] points to tx_cbs[192..223] - * - tx_ring_cbs[3] points to tx_cbs[224..255] + * The transmit control block pool is then partitioned as follows: + * - Tx queue 0 uses tx_cbs[0..31] + * - Tx queue 1 uses tx_cbs[32..63] + * - Tx queue 2 uses tx_cbs[64..95] + * - Tx queue 3 uses tx_cbs[96..127] + * - Tx queue 16 uses tx_cbs[128..255] */ -static void bcmgenet_init_multiq(struct net_device *dev) +static void bcmgenet_init_tx_queues(struct net_device *dev) { struct bcmgenet_priv *priv = netdev_priv(dev); - unsigned int i, dma_enable; - u32 reg, dma_ctrl, ring_cfg = 0; + u32 i, dma_enable; + u32 dma_ctrl, ring_cfg; u32 dma_priority[3] = {0, 0, 0}; - if (!netif_is_multiqueue(dev)) { - netdev_warn(dev, "called with non multi queue aware HW\n"); - return; - } - dma_ctrl = bcmgenet_tdma_readl(priv, DMA_CTRL); dma_enable = dma_ctrl & DMA_EN; dma_ctrl &= ~DMA_EN; bcmgenet_tdma_writel(priv, dma_ctrl, DMA_CTRL); + dma_ctrl = 0; + ring_cfg = 0; + /* Enable strict priority arbiter mode */ bcmgenet_tdma_writel(priv, DMA_ARBITER_SP, DMA_ARB_CTRL); + /* Initialize Tx priority queues */ for (i = 0; i < priv->hw_params->tx_queues; i++) { - /* first 64 tx_cbs are reserved for default tx queue - * (ring 16) - */ - bcmgenet_init_tx_ring(priv, i, priv->hw_params->bds_cnt, - i * priv->hw_params->bds_cnt, - (i + 1) * priv->hw_params->bds_cnt); - - /* Configure ring as descriptor ring and setup priority */ - ring_cfg |= 1 << i; - dma_ctrl |= 1 << (i + DMA_RING_BUF_EN_SHIFT); - + bcmgenet_init_tx_ring(priv, i, priv->hw_params->tx_bds_per_q, + i * priv->hw_params->tx_bds_per_q, + (i + 1) * priv->hw_params->tx_bds_per_q); + ring_cfg |= (1 << i); + dma_ctrl |= (1 << (i + DMA_RING_BUF_EN_SHIFT)); dma_priority[DMA_PRIO_REG_INDEX(i)] |= ((GENET_Q0_PRIORITY + i) << DMA_PRIO_REG_SHIFT(i)); } - /* Set ring 16 priority and program the hardware registers */ + /* Initialize Tx default queue 16 */ + bcmgenet_init_tx_ring(priv, DESC_INDEX, GENET_Q16_TX_BD_CNT, + priv->hw_params->tx_queues * + priv->hw_params->tx_bds_per_q, + TOTAL_DESC); + ring_cfg |= (1 << DESC_INDEX); + dma_ctrl |= (1 << (DESC_INDEX + DMA_RING_BUF_EN_SHIFT)); dma_priority[DMA_PRIO_REG_INDEX(DESC_INDEX)] |= ((GENET_Q0_PRIORITY + priv->hw_params->tx_queues) << DMA_PRIO_REG_SHIFT(DESC_INDEX)); + + /* Set Tx queue priorities */ bcmgenet_tdma_writel(priv, dma_priority[0], DMA_PRIORITY_0); bcmgenet_tdma_writel(priv, dma_priority[1], DMA_PRIORITY_1); bcmgenet_tdma_writel(priv, dma_priority[2], DMA_PRIORITY_2); - /* Enable rings */ - reg = bcmgenet_tdma_readl(priv, DMA_RING_CFG); - reg |= ring_cfg; - bcmgenet_tdma_writel(priv, reg, DMA_RING_CFG); + /* Enable Tx queues */ + bcmgenet_tdma_writel(priv, ring_cfg, DMA_RING_CFG); - /* Configure ring as descriptor ring and re-enable DMA if enabled */ - reg = bcmgenet_tdma_readl(priv, DMA_CTRL); - reg |= dma_ctrl; + /* Enable Tx DMA */ if (dma_enable) - reg |= DMA_EN; - bcmgenet_tdma_writel(priv, reg, DMA_CTRL); + dma_ctrl |= DMA_EN; + bcmgenet_tdma_writel(priv, dma_ctrl, DMA_CTRL); } static int bcmgenet_dma_teardown(struct bcmgenet_priv *priv) @@ -1930,6 +1919,8 @@ static void bcmgenet_fini_dma(struct bcmgenet_priv *priv) static int bcmgenet_init_dma(struct bcmgenet_priv *priv) { int ret; + unsigned int i; + struct enet_cb *cb; netif_dbg(priv, hw, priv->dev, "bcmgenet: init_edma\n"); @@ -1956,14 +1947,13 @@ static int bcmgenet_init_dma(struct bcmgenet_priv *priv) return -ENOMEM; } - /* initialize multi xmit queue */ - bcmgenet_init_multiq(priv->dev); + for (i = 0; i < priv->num_tx_bds; i++) { + cb = priv->tx_cbs + i; + cb->bd_addr = priv->tx_bds + i * DMA_DESC_SIZE; + } - /* initialize special ring 16 */ - bcmgenet_init_tx_ring(priv, DESC_INDEX, GENET_DEFAULT_BD_CNT, - priv->hw_params->tx_queues * - priv->hw_params->bds_cnt, - TOTAL_DESC); + /* Initialize Tx queues */ + bcmgenet_init_tx_queues(priv->dev); return 0; } @@ -2437,8 +2427,8 @@ static const struct net_device_ops bcmgenet_netdev_ops = { static struct bcmgenet_hw_params bcmgenet_hw_params[] = { [GENET_V1] = { .tx_queues = 0, + .tx_bds_per_q = 0, .rx_queues = 0, - .bds_cnt = 0, .bp_in_en_shift = 16, .bp_in_mask = 0xffff, .hfb_filter_cnt = 16, @@ -2450,8 +2440,8 @@ static struct bcmgenet_hw_params bcmgenet_hw_params[] = { }, [GENET_V2] = { .tx_queues = 4, + .tx_bds_per_q = 32, .rx_queues = 4, - .bds_cnt = 32, .bp_in_en_shift = 16, .bp_in_mask = 0xffff, .hfb_filter_cnt = 16, @@ -2466,8 +2456,8 @@ static struct bcmgenet_hw_params bcmgenet_hw_params[] = { }, [GENET_V3] = { .tx_queues = 4, + .tx_bds_per_q = 32, .rx_queues = 4, - .bds_cnt = 32, .bp_in_en_shift = 17, .bp_in_mask = 0x1ffff, .hfb_filter_cnt = 48, @@ -2482,8 +2472,8 @@ static struct bcmgenet_hw_params bcmgenet_hw_params[] = { }, [GENET_V4] = { .tx_queues = 4, + .tx_bds_per_q = 32, .rx_queues = 4, - .bds_cnt = 32, .bp_in_en_shift = 17, .bp_in_mask = 0x1ffff, .hfb_filter_cnt = 48, @@ -2583,14 +2573,15 @@ static void bcmgenet_set_hw_params(struct bcmgenet_priv *priv) #endif pr_debug("Configuration for version: %d\n" - "TXq: %1d, RXq: %1d, BDs: %1d\n" + "TXq: %1d, TXqBDs: %1d, RXq: %1d\n" "BP << en: %2d, BP msk: 0x%05x\n" "HFB count: %2d, QTAQ msk: 0x%05x\n" "TBUF: 0x%04x, HFB: 0x%04x, HFBreg: 0x%04x\n" "RDMA: 0x%05x, TDMA: 0x%05x\n" "Words/BD: %d\n", priv->version, - params->tx_queues, params->rx_queues, params->bds_cnt, + params->tx_queues, params->tx_bds_per_q, + params->rx_queues, params->bp_in_en_shift, params->bp_in_mask, params->hfb_filter_cnt, params->qtag_mask, params->tbuf_offset, params->hfb_offset, diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.h b/drivers/net/ethernet/broadcom/genet/bcmgenet.h index b36ddec0cc0a..3a8a90f95365 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.h +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.h @@ -503,8 +503,8 @@ enum bcmgenet_version { */ struct bcmgenet_hw_params { u8 tx_queues; + u8 tx_bds_per_q; u8 rx_queues; - u8 bds_cnt; u8 bp_in_en_shift; u32 bp_in_mask; u8 hfb_filter_cnt; diff --git a/drivers/net/ethernet/emulex/benet/be.h b/drivers/net/ethernet/emulex/benet/be.h index ad33bf1f1df1..fac806a15a61 100644 --- a/drivers/net/ethernet/emulex/benet/be.h +++ b/drivers/net/ethernet/emulex/benet/be.h @@ -376,6 +376,7 @@ enum vf_state { #define BE_FLAGS_VXLAN_OFFLOADS BIT(8) #define BE_FLAGS_SETUP_DONE BIT(9) #define BE_FLAGS_EVT_INCOMPATIBLE_SFP BIT(10) +#define BE_FLAGS_ERR_DETECTION_SCHEDULED BIT(11) #define BE_UC_PMAC_COUNT 30 #define BE_VF_UC_PMAC_COUNT 2 @@ -501,7 +502,7 @@ struct be_adapter { struct delayed_work work; u16 work_counter; - struct delayed_work func_recovery_work; + struct delayed_work be_err_detection_work; u32 flags; u32 cmd_privileges; /* Ethtool knobs and info */ diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.c b/drivers/net/ethernet/emulex/benet/be_cmds.c index 36916cfa70f9..f6db7b3e9b70 100644 --- a/drivers/net/ethernet/emulex/benet/be_cmds.c +++ b/drivers/net/ethernet/emulex/benet/be_cmds.c @@ -635,73 +635,16 @@ static int lancer_wait_ready(struct be_adapter *adapter) for (i = 0; i < SLIPORT_READY_TIMEOUT; i++) { sliport_status = ioread32(adapter->db + SLIPORT_STATUS_OFFSET); if (sliport_status & SLIPORT_STATUS_RDY_MASK) - break; - - msleep(1000); - } - - if (i == SLIPORT_READY_TIMEOUT) - return sliport_status ? : -1; - - return 0; -} - -static bool lancer_provisioning_error(struct be_adapter *adapter) -{ - u32 sliport_status = 0, sliport_err1 = 0, sliport_err2 = 0; - - sliport_status = ioread32(adapter->db + SLIPORT_STATUS_OFFSET); - if (sliport_status & SLIPORT_STATUS_ERR_MASK) { - sliport_err1 = ioread32(adapter->db + SLIPORT_ERROR1_OFFSET); - sliport_err2 = ioread32(adapter->db + SLIPORT_ERROR2_OFFSET); - - if (sliport_err1 == SLIPORT_ERROR_NO_RESOURCE1 && - sliport_err2 == SLIPORT_ERROR_NO_RESOURCE2) - return true; - } - return false; -} - -int lancer_test_and_set_rdy_state(struct be_adapter *adapter) -{ - int status; - u32 sliport_status, err, reset_needed; - bool resource_error; + return 0; - resource_error = lancer_provisioning_error(adapter); - if (resource_error) - return -EAGAIN; + if (sliport_status & SLIPORT_STATUS_ERR_MASK && + !(sliport_status & SLIPORT_STATUS_RN_MASK)) + return -EIO; - status = lancer_wait_ready(adapter); - if (!status) { - sliport_status = ioread32(adapter->db + SLIPORT_STATUS_OFFSET); - err = sliport_status & SLIPORT_STATUS_ERR_MASK; - reset_needed = sliport_status & SLIPORT_STATUS_RN_MASK; - if (err && reset_needed) { - iowrite32(SLI_PORT_CONTROL_IP_MASK, - adapter->db + SLIPORT_CONTROL_OFFSET); - - /* check if adapter has corrected the error */ - status = lancer_wait_ready(adapter); - sliport_status = ioread32(adapter->db + - SLIPORT_STATUS_OFFSET); - sliport_status &= (SLIPORT_STATUS_ERR_MASK | - SLIPORT_STATUS_RN_MASK); - if (status || sliport_status) - status = -1; - } else if (err || reset_needed) { - status = -1; - } + msleep(1000); } - /* Stop error recovery if error is not recoverable. - * No resource error is temporary errors and will go away - * when PF provisions resources. - */ - resource_error = lancer_provisioning_error(adapter); - if (resource_error) - status = -EAGAIN; - return status; + return sliport_status ? : -1; } int be_fw_wait_ready(struct be_adapter *adapter) @@ -720,6 +663,10 @@ int be_fw_wait_ready(struct be_adapter *adapter) } do { + /* There's no means to poll POST state on BE2/3 VFs */ + if (BEx_chip(adapter) && be_virtfn(adapter)) + return 0; + stage = be_POST_stage_get(adapter); if (stage == POST_STAGE_ARMFW_RDY) return 0; @@ -734,7 +681,7 @@ int be_fw_wait_ready(struct be_adapter *adapter) err: dev_err(dev, "POST timeout; stage=%#x\n", stage); - return -1; + return -ETIMEDOUT; } static inline struct be_sge *nonembedded_sgl(struct be_mcc_wrb *wrb) @@ -2126,16 +2073,12 @@ int be_cmd_reset_function(struct be_adapter *adapter) int status; if (lancer_chip(adapter)) { + iowrite32(SLI_PORT_CONTROL_IP_MASK, + adapter->db + SLIPORT_CONTROL_OFFSET); status = lancer_wait_ready(adapter); - if (!status) { - iowrite32(SLI_PORT_CONTROL_IP_MASK, - adapter->db + SLIPORT_CONTROL_OFFSET); - status = lancer_test_and_set_rdy_state(adapter); - } - if (status) { + if (status) dev_err(&adapter->pdev->dev, "Adapter in non recoverable error\n"); - } return status; } diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c index c1553fba7916..b2277a4c7ddf 100644 --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@ -2844,12 +2844,12 @@ void be_detect_error(struct be_adapter *adapter) sliport_err2 = ioread32(adapter->db + SLIPORT_ERROR2_OFFSET); adapter->hw_error = true; + error_detected = true; /* Do not log error messages if its a FW reset */ if (sliport_err1 == SLIPORT_ERROR_FW_RESET1 && sliport_err2 == SLIPORT_ERROR_FW_RESET2) { dev_info(dev, "Firmware update in progress\n"); } else { - error_detected = true; dev_err(dev, "Error detected in the card\n"); dev_err(dev, "ERR: sliport status 0x%x\n", sliport_status); @@ -3363,6 +3363,14 @@ static void be_cancel_worker(struct be_adapter *adapter) } } +static void be_cancel_err_detection(struct be_adapter *adapter) +{ + if (adapter->flags & BE_FLAGS_ERR_DETECTION_SCHEDULED) { + cancel_delayed_work_sync(&adapter->be_err_detection_work); + adapter->flags &= ~BE_FLAGS_ERR_DETECTION_SCHEDULED; + } +} + static void be_mac_clear(struct be_adapter *adapter) { if (adapter->pmac_id) { @@ -3771,13 +3779,25 @@ static void be_sriov_config(struct be_adapter *adapter) static int be_get_config(struct be_adapter *adapter) { + int status, level; u16 profile_id; - int status; + + status = be_cmd_get_cntl_attributes(adapter); + if (status) + return status; status = be_cmd_query_fw_cfg(adapter); if (status) return status; + if (BEx_chip(adapter)) { + level = be_cmd_get_fw_log_level(adapter); + adapter->msg_enable = + level <= FW_LOG_LEVEL_DEFAULT ? NETIF_MSG_HW : 0; + } + + be_cmd_get_acpi_wol_cap(adapter); + be_cmd_query_port_name(adapter); if (be_physfn(adapter)) { @@ -3835,6 +3855,13 @@ static void be_schedule_worker(struct be_adapter *adapter) adapter->flags |= BE_FLAGS_WORKER_SCHEDULED; } +static void be_schedule_err_detection(struct be_adapter *adapter) +{ + schedule_delayed_work(&adapter->be_err_detection_work, + msecs_to_jiffies(1000)); + adapter->flags |= BE_FLAGS_ERR_DETECTION_SCHEDULED; +} + static int be_setup_queues(struct be_adapter *adapter) { struct net_device *netdev = adapter->netdev; @@ -3917,11 +3944,53 @@ static inline int fw_major_num(const char *fw_ver) return fw_major; } +/* If any VFs are already enabled don't FLR the PF */ +static bool be_reset_required(struct be_adapter *adapter) +{ + return pci_num_vf(adapter->pdev) ? false : true; +} + +/* Wait for the FW to be ready and perform the required initialization */ +static int be_func_init(struct be_adapter *adapter) +{ + int status; + + status = be_fw_wait_ready(adapter); + if (status) + return status; + + if (be_reset_required(adapter)) { + status = be_cmd_reset_function(adapter); + if (status) + return status; + + /* Wait for interrupts to quiesce after an FLR */ + msleep(100); + + /* We can clear all errors when function reset succeeds */ + be_clear_all_error(adapter); + } + + /* Tell FW we're ready to fire cmds */ + status = be_cmd_fw_init(adapter); + if (status) + return status; + + /* Allow interrupts for other ULPs running on NIC function */ + be_intr_set(adapter, true); + + return 0; +} + static int be_setup(struct be_adapter *adapter) { struct device *dev = &adapter->pdev->dev; int status; + status = be_func_init(adapter); + if (status) + return status; + be_setup_init(adapter); if (!lancer_chip(adapter)) @@ -3967,8 +4036,6 @@ static int be_setup(struct be_adapter *adapter) be_set_rx_mode(adapter->netdev); - be_cmd_get_acpi_wol_cap(adapter); - status = be_cmd_set_flow_control(adapter, adapter->tx_fc, adapter->rx_fc); if (status) @@ -4878,6 +4945,142 @@ static void be_netdev_init(struct net_device *netdev) netdev->ethtool_ops = &be_ethtool_ops; } +static void be_cleanup(struct be_adapter *adapter) +{ + struct net_device *netdev = adapter->netdev; + + rtnl_lock(); + netif_device_detach(netdev); + if (netif_running(netdev)) + be_close(netdev); + rtnl_unlock(); + + be_clear(adapter); +} + +static int be_resume(struct be_adapter *adapter) +{ + struct net_device *netdev = adapter->netdev; + int status; + + status = be_setup(adapter); + if (status) + return status; + + if (netif_running(netdev)) { + status = be_open(netdev); + if (status) + return status; + } + + netif_device_attach(netdev); + + return 0; +} + +static int be_err_recover(struct be_adapter *adapter) +{ + struct device *dev = &adapter->pdev->dev; + int status; + + status = be_resume(adapter); + if (status) + goto err; + + dev_info(dev, "Adapter recovery successful\n"); + return 0; +err: + if (be_physfn(adapter)) + dev_err(dev, "Adapter recovery failed\n"); + else + dev_err(dev, "Re-trying adapter recovery\n"); + + return status; +} + +static void be_err_detection_task(struct work_struct *work) +{ + struct be_adapter *adapter = + container_of(work, struct be_adapter, + be_err_detection_work.work); + int status = 0; + + be_detect_error(adapter); + + if (adapter->hw_error) { + be_cleanup(adapter); + + /* As of now error recovery support is in Lancer only */ + if (lancer_chip(adapter)) + status = be_err_recover(adapter); + } + + /* Always attempt recovery on VFs */ + if (!status || be_virtfn(adapter)) + be_schedule_err_detection(adapter); +} + +static void be_log_sfp_info(struct be_adapter *adapter) +{ + int status; + + status = be_cmd_query_sfp_info(adapter); + if (!status) { + dev_err(&adapter->pdev->dev, + "Unqualified SFP+ detected on %c from %s part no: %s", + adapter->port_name, adapter->phy.vendor_name, + adapter->phy.vendor_pn); + } + adapter->flags &= ~BE_FLAGS_EVT_INCOMPATIBLE_SFP; +} + +static void be_worker(struct work_struct *work) +{ + struct be_adapter *adapter = + container_of(work, struct be_adapter, work.work); + struct be_rx_obj *rxo; + int i; + + /* when interrupts are not yet enabled, just reap any pending + * mcc completions + */ + if (!netif_running(adapter->netdev)) { + local_bh_disable(); + be_process_mcc(adapter); + local_bh_enable(); + goto reschedule; + } + + if (!adapter->stats_cmd_sent) { + if (lancer_chip(adapter)) + lancer_cmd_get_pport_stats(adapter, + &adapter->stats_cmd); + else + be_cmd_get_stats(adapter, &adapter->stats_cmd); + } + + if (be_physfn(adapter) && + MODULO(adapter->work_counter, adapter->be_get_temp_freq) == 0) + be_cmd_get_die_temperature(adapter); + + for_all_rx_queues(adapter, rxo, i) { + /* Replenish RX-queues starved due to memory + * allocation failures. + */ + if (rxo->rx_post_starved) + be_post_rx_frags(rxo, GFP_KERNEL, MAX_RX_POST); + } + + be_eqd_update(adapter); + + if (adapter->flags & BE_FLAGS_EVT_INCOMPATIBLE_SFP) + be_log_sfp_info(adapter); + +reschedule: + adapter->work_counter++; + schedule_delayed_work(&adapter->work, msecs_to_jiffies(1000)); +} + static void be_unmap_pci_bars(struct be_adapter *adapter) { if (adapter->csr) @@ -4909,6 +5112,12 @@ static int be_roce_map_pci_bars(struct be_adapter *adapter) static int be_map_pci_bars(struct be_adapter *adapter) { u8 __iomem *addr; + u32 sli_intf; + + pci_read_config_dword(adapter->pdev, SLI_INTF_REG_OFFSET, &sli_intf); + adapter->sli_family = (sli_intf & SLI_INTF_FAMILY_MASK) >> + SLI_INTF_FAMILY_SHIFT; + adapter->virtfn = (sli_intf & SLI_INTF_FT_MASK) ? 1 : 0; if (BEx_chip(adapter) && be_physfn(adapter)) { adapter->csr = pci_iomap(adapter->pdev, 2, 0); @@ -4930,109 +5139,94 @@ pci_map_err: return -ENOMEM; } -static void be_ctrl_cleanup(struct be_adapter *adapter) +static void be_drv_cleanup(struct be_adapter *adapter) { struct be_dma_mem *mem = &adapter->mbox_mem_alloced; - - be_unmap_pci_bars(adapter); + struct device *dev = &adapter->pdev->dev; if (mem->va) - dma_free_coherent(&adapter->pdev->dev, mem->size, mem->va, - mem->dma); + dma_free_coherent(dev, mem->size, mem->va, mem->dma); mem = &adapter->rx_filter; if (mem->va) - dma_free_coherent(&adapter->pdev->dev, mem->size, mem->va, - mem->dma); + dma_free_coherent(dev, mem->size, mem->va, mem->dma); + + mem = &adapter->stats_cmd; + if (mem->va) + dma_free_coherent(dev, mem->size, mem->va, mem->dma); } -static int be_ctrl_init(struct be_adapter *adapter) +/* Allocate and initialize various fields in be_adapter struct */ +static int be_drv_init(struct be_adapter *adapter) { struct be_dma_mem *mbox_mem_alloc = &adapter->mbox_mem_alloced; struct be_dma_mem *mbox_mem_align = &adapter->mbox_mem; struct be_dma_mem *rx_filter = &adapter->rx_filter; - u32 sli_intf; - int status; - - pci_read_config_dword(adapter->pdev, SLI_INTF_REG_OFFSET, &sli_intf); - adapter->sli_family = (sli_intf & SLI_INTF_FAMILY_MASK) >> - SLI_INTF_FAMILY_SHIFT; - adapter->virtfn = (sli_intf & SLI_INTF_FT_MASK) ? 1 : 0; - - status = be_map_pci_bars(adapter); - if (status) - goto done; + struct be_dma_mem *stats_cmd = &adapter->stats_cmd; + struct device *dev = &adapter->pdev->dev; + int status = 0; mbox_mem_alloc->size = sizeof(struct be_mcc_mailbox) + 16; - mbox_mem_alloc->va = dma_alloc_coherent(&adapter->pdev->dev, - mbox_mem_alloc->size, + mbox_mem_alloc->va = dma_alloc_coherent(dev, mbox_mem_alloc->size, &mbox_mem_alloc->dma, GFP_KERNEL); - if (!mbox_mem_alloc->va) { - status = -ENOMEM; - goto unmap_pci_bars; - } + if (!mbox_mem_alloc->va) + return -ENOMEM; + mbox_mem_align->size = sizeof(struct be_mcc_mailbox); mbox_mem_align->va = PTR_ALIGN(mbox_mem_alloc->va, 16); mbox_mem_align->dma = PTR_ALIGN(mbox_mem_alloc->dma, 16); memset(mbox_mem_align->va, 0, sizeof(struct be_mcc_mailbox)); rx_filter->size = sizeof(struct be_cmd_req_rx_filter); - rx_filter->va = dma_zalloc_coherent(&adapter->pdev->dev, - rx_filter->size, &rx_filter->dma, - GFP_KERNEL); + rx_filter->va = dma_zalloc_coherent(dev, rx_filter->size, + &rx_filter->dma, GFP_KERNEL); if (!rx_filter->va) { status = -ENOMEM; goto free_mbox; } + if (lancer_chip(adapter)) + stats_cmd->size = sizeof(struct lancer_cmd_req_pport_stats); + else if (BE2_chip(adapter)) + stats_cmd->size = sizeof(struct be_cmd_req_get_stats_v0); + else if (BE3_chip(adapter)) + stats_cmd->size = sizeof(struct be_cmd_req_get_stats_v1); + else + stats_cmd->size = sizeof(struct be_cmd_req_get_stats_v2); + stats_cmd->va = dma_zalloc_coherent(dev, stats_cmd->size, + &stats_cmd->dma, GFP_KERNEL); + if (!stats_cmd->va) { + status = -ENOMEM; + goto free_rx_filter; + } + mutex_init(&adapter->mbox_lock); spin_lock_init(&adapter->mcc_lock); spin_lock_init(&adapter->mcc_cq_lock); - init_completion(&adapter->et_cmd_compl); - pci_save_state(adapter->pdev); - return 0; -free_mbox: - dma_free_coherent(&adapter->pdev->dev, mbox_mem_alloc->size, - mbox_mem_alloc->va, mbox_mem_alloc->dma); - -unmap_pci_bars: - be_unmap_pci_bars(adapter); - -done: - return status; -} - -static void be_stats_cleanup(struct be_adapter *adapter) -{ - struct be_dma_mem *cmd = &adapter->stats_cmd; + pci_save_state(adapter->pdev); - if (cmd->va) - dma_free_coherent(&adapter->pdev->dev, cmd->size, - cmd->va, cmd->dma); -} + INIT_DELAYED_WORK(&adapter->work, be_worker); + INIT_DELAYED_WORK(&adapter->be_err_detection_work, + be_err_detection_task); -static int be_stats_init(struct be_adapter *adapter) -{ - struct be_dma_mem *cmd = &adapter->stats_cmd; + adapter->rx_fc = true; + adapter->tx_fc = true; - if (lancer_chip(adapter)) - cmd->size = sizeof(struct lancer_cmd_req_pport_stats); - else if (BE2_chip(adapter)) - cmd->size = sizeof(struct be_cmd_req_get_stats_v0); - else if (BE3_chip(adapter)) - cmd->size = sizeof(struct be_cmd_req_get_stats_v1); - else - /* ALL non-BE ASICs */ - cmd->size = sizeof(struct be_cmd_req_get_stats_v2); + /* Must be a power of 2 or else MODULO will BUG_ON */ + adapter->be_get_temp_freq = 64; + adapter->cfg_num_qs = netif_get_num_default_rss_queues(); - cmd->va = dma_zalloc_coherent(&adapter->pdev->dev, cmd->size, &cmd->dma, - GFP_KERNEL); - if (!cmd->va) - return -ENOMEM; return 0; + +free_rx_filter: + dma_free_coherent(dev, rx_filter->size, rx_filter->va, rx_filter->dma); +free_mbox: + dma_free_coherent(dev, mbox_mem_alloc->size, mbox_mem_alloc->va, + mbox_mem_alloc->dma); + return status; } static void be_remove(struct pci_dev *pdev) @@ -5045,7 +5239,7 @@ static void be_remove(struct pci_dev *pdev) be_roce_dev_remove(adapter); be_intr_set(adapter, false); - cancel_delayed_work_sync(&adapter->func_recovery_work); + be_cancel_err_detection(adapter); unregister_netdev(adapter->netdev); @@ -5054,9 +5248,8 @@ static void be_remove(struct pci_dev *pdev) /* tell fw we're done with firing cmds */ be_cmd_fw_clean(adapter); - be_stats_cleanup(adapter); - - be_ctrl_cleanup(adapter); + be_unmap_pci_bars(adapter); + be_drv_cleanup(adapter); pci_disable_pcie_error_reporting(pdev); @@ -5066,156 +5259,6 @@ static void be_remove(struct pci_dev *pdev) free_netdev(adapter->netdev); } -static int be_get_initial_config(struct be_adapter *adapter) -{ - int status, level; - - status = be_cmd_get_cntl_attributes(adapter); - if (status) - return status; - - /* Must be a power of 2 or else MODULO will BUG_ON */ - adapter->be_get_temp_freq = 64; - - if (BEx_chip(adapter)) { - level = be_cmd_get_fw_log_level(adapter); - adapter->msg_enable = - level <= FW_LOG_LEVEL_DEFAULT ? NETIF_MSG_HW : 0; - } - - adapter->cfg_num_qs = netif_get_num_default_rss_queues(); - return 0; -} - -static int lancer_recover_func(struct be_adapter *adapter) -{ - struct device *dev = &adapter->pdev->dev; - int status; - - status = lancer_test_and_set_rdy_state(adapter); - if (status) - goto err; - - if (netif_running(adapter->netdev)) - be_close(adapter->netdev); - - be_clear(adapter); - - be_clear_all_error(adapter); - - status = be_setup(adapter); - if (status) - goto err; - - if (netif_running(adapter->netdev)) { - status = be_open(adapter->netdev); - if (status) - goto err; - } - - dev_err(dev, "Adapter recovery successful\n"); - return 0; -err: - if (status == -EAGAIN) - dev_err(dev, "Waiting for resource provisioning\n"); - else - dev_err(dev, "Adapter recovery failed\n"); - - return status; -} - -static void be_func_recovery_task(struct work_struct *work) -{ - struct be_adapter *adapter = - container_of(work, struct be_adapter, func_recovery_work.work); - int status = 0; - - be_detect_error(adapter); - - if (adapter->hw_error && lancer_chip(adapter)) { - rtnl_lock(); - netif_device_detach(adapter->netdev); - rtnl_unlock(); - - status = lancer_recover_func(adapter); - if (!status) - netif_device_attach(adapter->netdev); - } - - /* In Lancer, for all errors other than provisioning error (-EAGAIN), - * no need to attempt further recovery. - */ - if (!status || status == -EAGAIN) - schedule_delayed_work(&adapter->func_recovery_work, - msecs_to_jiffies(1000)); -} - -static void be_log_sfp_info(struct be_adapter *adapter) -{ - int status; - - status = be_cmd_query_sfp_info(adapter); - if (!status) { - dev_err(&adapter->pdev->dev, - "Unqualified SFP+ detected on %c from %s part no: %s", - adapter->port_name, adapter->phy.vendor_name, - adapter->phy.vendor_pn); - } - adapter->flags &= ~BE_FLAGS_EVT_INCOMPATIBLE_SFP; -} - -static void be_worker(struct work_struct *work) -{ - struct be_adapter *adapter = - container_of(work, struct be_adapter, work.work); - struct be_rx_obj *rxo; - int i; - - /* when interrupts are not yet enabled, just reap any pending - * mcc completions */ - if (!netif_running(adapter->netdev)) { - local_bh_disable(); - be_process_mcc(adapter); - local_bh_enable(); - goto reschedule; - } - - if (!adapter->stats_cmd_sent) { - if (lancer_chip(adapter)) - lancer_cmd_get_pport_stats(adapter, - &adapter->stats_cmd); - else - be_cmd_get_stats(adapter, &adapter->stats_cmd); - } - - if (be_physfn(adapter) && - MODULO(adapter->work_counter, adapter->be_get_temp_freq) == 0) - be_cmd_get_die_temperature(adapter); - - for_all_rx_queues(adapter, rxo, i) { - /* Replenish RX-queues starved due to memory - * allocation failures. - */ - if (rxo->rx_post_starved) - be_post_rx_frags(rxo, GFP_KERNEL, MAX_RX_POST); - } - - be_eqd_update(adapter); - - if (adapter->flags & BE_FLAGS_EVT_INCOMPATIBLE_SFP) - be_log_sfp_info(adapter); - -reschedule: - adapter->work_counter++; - schedule_delayed_work(&adapter->work, msecs_to_jiffies(1000)); -} - -/* If any VFs are already enabled don't FLR the PF */ -static bool be_reset_required(struct be_adapter *adapter) -{ - return pci_num_vf(adapter->pdev) ? false : true; -} - static char *mc_name(struct be_adapter *adapter) { char *str = ""; /* default */ @@ -5314,50 +5357,17 @@ static int be_probe(struct pci_dev *pdev, const struct pci_device_id *pdev_id) if (!status) dev_info(&pdev->dev, "PCIe error reporting enabled\n"); - status = be_ctrl_init(adapter); + status = be_map_pci_bars(adapter); if (status) goto free_netdev; - /* sync up with fw's ready state */ - if (be_physfn(adapter)) { - status = be_fw_wait_ready(adapter); - if (status) - goto ctrl_clean; - } - - if (be_reset_required(adapter)) { - status = be_cmd_reset_function(adapter); - if (status) - goto ctrl_clean; - - /* Wait for interrupts to quiesce after an FLR */ - msleep(100); - } - - /* Allow interrupts for other ULPs running on NIC function */ - be_intr_set(adapter, true); - - /* tell fw we're ready to fire cmds */ - status = be_cmd_fw_init(adapter); - if (status) - goto ctrl_clean; - - status = be_stats_init(adapter); + status = be_drv_init(adapter); if (status) - goto ctrl_clean; - - status = be_get_initial_config(adapter); - if (status) - goto stats_clean; - - INIT_DELAYED_WORK(&adapter->work, be_worker); - INIT_DELAYED_WORK(&adapter->func_recovery_work, be_func_recovery_task); - adapter->rx_fc = true; - adapter->tx_fc = true; + goto unmap_bars; status = be_setup(adapter); if (status) - goto stats_clean; + goto drv_cleanup; be_netdev_init(netdev); status = register_netdev(netdev); @@ -5366,8 +5376,7 @@ static int be_probe(struct pci_dev *pdev, const struct pci_device_id *pdev_id) be_roce_dev_add(adapter); - schedule_delayed_work(&adapter->func_recovery_work, - msecs_to_jiffies(1000)); + be_schedule_err_detection(adapter); dev_info(&pdev->dev, "%s: %s %s port %c\n", nic_name(pdev), func_name(adapter), mc_name(adapter), adapter->port_name); @@ -5376,10 +5385,10 @@ static int be_probe(struct pci_dev *pdev, const struct pci_device_id *pdev_id) unsetup: be_clear(adapter); -stats_clean: - be_stats_cleanup(adapter); -ctrl_clean: - be_ctrl_cleanup(adapter); +drv_cleanup: + be_drv_cleanup(adapter); +unmap_bars: + be_unmap_pci_bars(adapter); free_netdev: free_netdev(netdev); rel_reg: @@ -5394,21 +5403,14 @@ do_none: static int be_suspend(struct pci_dev *pdev, pm_message_t state) { struct be_adapter *adapter = pci_get_drvdata(pdev); - struct net_device *netdev = adapter->netdev; if (adapter->wol_en) be_setup_wol(adapter, true); be_intr_set(adapter, false); - cancel_delayed_work_sync(&adapter->func_recovery_work); + be_cancel_err_detection(adapter); - netif_device_detach(netdev); - if (netif_running(netdev)) { - rtnl_lock(); - be_close(netdev); - rtnl_unlock(); - } - be_clear(adapter); + be_cleanup(adapter); pci_save_state(pdev); pci_disable_device(pdev); @@ -5416,13 +5418,10 @@ static int be_suspend(struct pci_dev *pdev, pm_message_t state) return 0; } -static int be_resume(struct pci_dev *pdev) +static int be_pci_resume(struct pci_dev *pdev) { - int status = 0; struct be_adapter *adapter = pci_get_drvdata(pdev); - struct net_device *netdev = adapter->netdev; - - netif_device_detach(netdev); + int status = 0; status = pci_enable_device(pdev); if (status) @@ -5431,30 +5430,11 @@ static int be_resume(struct pci_dev *pdev) pci_set_power_state(pdev, PCI_D0); pci_restore_state(pdev); - status = be_fw_wait_ready(adapter); + status = be_resume(adapter); if (status) return status; - status = be_cmd_reset_function(adapter); - if (status) - return status; - - be_intr_set(adapter, true); - /* tell fw we're ready to fire cmds */ - status = be_cmd_fw_init(adapter); - if (status) - return status; - - be_setup(adapter); - if (netif_running(netdev)) { - rtnl_lock(); - be_open(netdev); - rtnl_unlock(); - } - - schedule_delayed_work(&adapter->func_recovery_work, - msecs_to_jiffies(1000)); - netif_device_attach(netdev); + be_schedule_err_detection(adapter); if (adapter->wol_en) be_setup_wol(adapter, false); @@ -5474,7 +5454,7 @@ static void be_shutdown(struct pci_dev *pdev) be_roce_dev_shutdown(adapter); cancel_delayed_work_sync(&adapter->work); - cancel_delayed_work_sync(&adapter->func_recovery_work); + be_cancel_err_detection(adapter); netif_device_detach(adapter->netdev); @@ -5487,22 +5467,15 @@ static pci_ers_result_t be_eeh_err_detected(struct pci_dev *pdev, pci_channel_state_t state) { struct be_adapter *adapter = pci_get_drvdata(pdev); - struct net_device *netdev = adapter->netdev; dev_err(&adapter->pdev->dev, "EEH error detected\n"); if (!adapter->eeh_error) { adapter->eeh_error = true; - cancel_delayed_work_sync(&adapter->func_recovery_work); + be_cancel_err_detection(adapter); - rtnl_lock(); - netif_device_detach(netdev); - if (netif_running(netdev)) - be_close(netdev); - rtnl_unlock(); - - be_clear(adapter); + be_cleanup(adapter); } if (state == pci_channel_io_perm_failure) @@ -5553,40 +5526,16 @@ static void be_eeh_resume(struct pci_dev *pdev) { int status = 0; struct be_adapter *adapter = pci_get_drvdata(pdev); - struct net_device *netdev = adapter->netdev; dev_info(&adapter->pdev->dev, "EEH resume\n"); pci_save_state(pdev); - status = be_cmd_reset_function(adapter); + status = be_resume(adapter); if (status) goto err; - /* On some BE3 FW versions, after a HW reset, - * interrupts will remain disabled for each function. - * So, explicitly enable interrupts - */ - be_intr_set(adapter, true); - - /* tell fw we're ready to fire cmds */ - status = be_cmd_fw_init(adapter); - if (status) - goto err; - - status = be_setup(adapter); - if (status) - goto err; - - if (netif_running(netdev)) { - status = be_open(netdev); - if (status) - goto err; - } - - schedule_delayed_work(&adapter->func_recovery_work, - msecs_to_jiffies(1000)); - netif_device_attach(netdev); + be_schedule_err_detection(adapter); return; err: dev_err(&adapter->pdev->dev, "EEH resume failed\n"); @@ -5604,7 +5553,7 @@ static struct pci_driver be_driver = { .probe = be_probe, .remove = be_remove, .suspend = be_suspend, - .resume = be_resume, + .resume = be_pci_resume, .shutdown = be_shutdown, .err_handler = &be_eeh_handlers }; diff --git a/drivers/net/ethernet/intel/e1000e/defines.h b/drivers/net/ethernet/intel/e1000e/defines.h index bb7ab3c321d6..0570c668ec3d 100644 --- a/drivers/net/ethernet/intel/e1000e/defines.h +++ b/drivers/net/ethernet/intel/e1000e/defines.h @@ -141,6 +141,7 @@ #define E1000_RCTL_LBM_TCVR 0x000000C0 /* tcvr loopback mode */ #define E1000_RCTL_DTYP_PS 0x00000400 /* Packet Split descriptor */ #define E1000_RCTL_RDMTS_HALF 0x00000000 /* Rx desc min threshold size */ +#define E1000_RCTL_RDMTS_HEX 0x00010000 #define E1000_RCTL_MO_SHIFT 12 /* multicast offset shift */ #define E1000_RCTL_MO_3 0x00003000 /* multicast offset 15:4 */ #define E1000_RCTL_BAM 0x00008000 /* broadcast enable */ diff --git a/drivers/net/ethernet/intel/e1000e/e1000.h b/drivers/net/ethernet/intel/e1000e/e1000.h index 9416e5a7e0c8..a69f09e37b58 100644 --- a/drivers/net/ethernet/intel/e1000e/e1000.h +++ b/drivers/net/ethernet/intel/e1000e/e1000.h @@ -132,6 +132,7 @@ enum e1000_boards { board_pchlan, board_pch2lan, board_pch_lpt, + board_pch_spt }; struct e1000_ps_page { @@ -501,6 +502,7 @@ extern const struct e1000_info e1000_ich10_info; extern const struct e1000_info e1000_pch_info; extern const struct e1000_info e1000_pch2_info; extern const struct e1000_info e1000_pch_lpt_info; +extern const struct e1000_info e1000_pch_spt_info; extern const struct e1000_info e1000_es2_info; void e1000e_ptp_init(struct e1000_adapter *adapter); diff --git a/drivers/net/ethernet/intel/e1000e/ethtool.c b/drivers/net/ethernet/intel/e1000e/ethtool.c index 865ce45f9ec3..11f486e4ff7b 100644 --- a/drivers/net/ethernet/intel/e1000e/ethtool.c +++ b/drivers/net/ethernet/intel/e1000e/ethtool.c @@ -896,18 +896,20 @@ static int e1000_reg_test(struct e1000_adapter *adapter, u64 *data) case e1000_pchlan: case e1000_pch2lan: case e1000_pch_lpt: + case e1000_pch_spt: mask |= (1 << 18); break; default: break; } - if (mac->type == e1000_pch_lpt) + if ((mac->type == e1000_pch_lpt) || (mac->type == e1000_pch_spt)) wlock_mac = (er32(FWSM) & E1000_FWSM_WLOCK_MAC_MASK) >> E1000_FWSM_WLOCK_MAC_SHIFT; for (i = 0; i < mac->rar_entry_count; i++) { - if (mac->type == e1000_pch_lpt) { + if ((mac->type == e1000_pch_lpt) || + (mac->type == e1000_pch_spt)) { /* Cannot test write-protected SHRAL[n] registers */ if ((wlock_mac == 1) || (wlock_mac && (i > wlock_mac))) continue; diff --git a/drivers/net/ethernet/intel/e1000e/hw.h b/drivers/net/ethernet/intel/e1000e/hw.h index 72f5475c4b90..19e8c487db06 100644 --- a/drivers/net/ethernet/intel/e1000e/hw.h +++ b/drivers/net/ethernet/intel/e1000e/hw.h @@ -87,6 +87,10 @@ struct e1000_hw; #define E1000_DEV_ID_PCH_I218_V2 0x15A1 #define E1000_DEV_ID_PCH_I218_LM3 0x15A2 /* Wildcat Point PCH */ #define E1000_DEV_ID_PCH_I218_V3 0x15A3 /* Wildcat Point PCH */ +#define E1000_DEV_ID_PCH_SPT_I219_LM 0x156F /* SPT PCH */ +#define E1000_DEV_ID_PCH_SPT_I219_V 0x1570 /* SPT PCH */ +#define E1000_DEV_ID_PCH_SPT_I219_LM2 0x15B7 /* SPT-H PCH */ +#define E1000_DEV_ID_PCH_SPT_I219_V2 0x15B8 /* SPT-H PCH */ #define E1000_REVISION_4 4 @@ -108,6 +112,7 @@ enum e1000_mac_type { e1000_pchlan, e1000_pch2lan, e1000_pch_lpt, + e1000_pch_spt, }; enum e1000_media_type { @@ -153,6 +158,7 @@ enum e1000_bus_width { e1000_bus_width_pcie_x1, e1000_bus_width_pcie_x2, e1000_bus_width_pcie_x4 = 4, + e1000_bus_width_pcie_x8 = 8, e1000_bus_width_32, e1000_bus_width_64, e1000_bus_width_reserved diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.c b/drivers/net/ethernet/intel/e1000e/ich8lan.c index 48b74a549155..7523f510c7e4 100644 --- a/drivers/net/ethernet/intel/e1000e/ich8lan.c +++ b/drivers/net/ethernet/intel/e1000e/ich8lan.c @@ -123,6 +123,14 @@ static s32 e1000_read_flash_word_ich8lan(struct e1000_hw *hw, u32 offset, u16 *data); static s32 e1000_read_flash_data_ich8lan(struct e1000_hw *hw, u32 offset, u8 size, u16 *data); +static s32 e1000_read_flash_data32_ich8lan(struct e1000_hw *hw, u32 offset, + u32 *data); +static s32 e1000_read_flash_dword_ich8lan(struct e1000_hw *hw, + u32 offset, u32 *data); +static s32 e1000_write_flash_data32_ich8lan(struct e1000_hw *hw, + u32 offset, u32 data); +static s32 e1000_retry_write_flash_dword_ich8lan(struct e1000_hw *hw, + u32 offset, u32 dword); static s32 e1000_kmrn_lock_loss_workaround_ich8lan(struct e1000_hw *hw); static s32 e1000_cleanup_led_ich8lan(struct e1000_hw *hw); static s32 e1000_led_on_ich8lan(struct e1000_hw *hw); @@ -229,7 +237,8 @@ static bool e1000_phy_is_accessible_pchlan(struct e1000_hw *hw) if (ret_val) return false; out: - if (hw->mac.type == e1000_pch_lpt) { + if ((hw->mac.type == e1000_pch_lpt) || + (hw->mac.type == e1000_pch_spt)) { /* Unforce SMBus mode in PHY */ e1e_rphy_locked(hw, CV_SMB_CTRL, &phy_reg); phy_reg &= ~CV_SMB_CTRL_FORCE_SMBUS; @@ -321,6 +330,7 @@ static s32 e1000_init_phy_workarounds_pchlan(struct e1000_hw *hw) */ switch (hw->mac.type) { case e1000_pch_lpt: + case e1000_pch_spt: if (e1000_phy_is_accessible_pchlan(hw)) break; @@ -461,6 +471,7 @@ static s32 e1000_init_phy_params_pchlan(struct e1000_hw *hw) /* fall-through */ case e1000_pch2lan: case e1000_pch_lpt: + case e1000_pch_spt: /* In case the PHY needs to be in mdio slow mode, * set slow mode and try to get the PHY id again. */ @@ -590,35 +601,50 @@ static s32 e1000_init_nvm_params_ich8lan(struct e1000_hw *hw) struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan; u32 gfpreg, sector_base_addr, sector_end_addr; u16 i; + u32 nvm_size; /* Can't read flash registers if the register set isn't mapped. */ - if (!hw->flash_address) { - e_dbg("ERROR: Flash registers not mapped\n"); - return -E1000_ERR_CONFIG; - } - nvm->type = e1000_nvm_flash_sw; + /* in SPT, gfpreg doesn't exist. NVM size is taken from the + * STRAP register + */ + if (hw->mac.type == e1000_pch_spt) { + nvm->flash_base_addr = 0; + nvm_size = (((er32(STRAP) >> 1) & 0x1F) + 1) + * NVM_SIZE_MULTIPLIER; + nvm->flash_bank_size = nvm_size / 2; + /* Adjust to word count */ + nvm->flash_bank_size /= sizeof(u16); + /* Set the base address for flash register access */ + hw->flash_address = hw->hw_addr + E1000_FLASH_BASE_ADDR; + } else { + if (!hw->flash_address) { + e_dbg("ERROR: Flash registers not mapped\n"); + return -E1000_ERR_CONFIG; + } - gfpreg = er32flash(ICH_FLASH_GFPREG); + gfpreg = er32flash(ICH_FLASH_GFPREG); - /* sector_X_addr is a "sector"-aligned address (4096 bytes) - * Add 1 to sector_end_addr since this sector is included in - * the overall size. - */ - sector_base_addr = gfpreg & FLASH_GFPREG_BASE_MASK; - sector_end_addr = ((gfpreg >> 16) & FLASH_GFPREG_BASE_MASK) + 1; + /* sector_X_addr is a "sector"-aligned address (4096 bytes) + * Add 1 to sector_end_addr since this sector is included in + * the overall size. + */ + sector_base_addr = gfpreg & FLASH_GFPREG_BASE_MASK; + sector_end_addr = ((gfpreg >> 16) & FLASH_GFPREG_BASE_MASK) + 1; - /* flash_base_addr is byte-aligned */ - nvm->flash_base_addr = sector_base_addr << FLASH_SECTOR_ADDR_SHIFT; + /* flash_base_addr is byte-aligned */ + nvm->flash_base_addr = sector_base_addr + << FLASH_SECTOR_ADDR_SHIFT; - /* find total size of the NVM, then cut in half since the total - * size represents two separate NVM banks. - */ - nvm->flash_bank_size = ((sector_end_addr - sector_base_addr) - << FLASH_SECTOR_ADDR_SHIFT); - nvm->flash_bank_size /= 2; - /* Adjust to word count */ - nvm->flash_bank_size /= sizeof(u16); + /* find total size of the NVM, then cut in half since the total + * size represents two separate NVM banks. + */ + nvm->flash_bank_size = ((sector_end_addr - sector_base_addr) + << FLASH_SECTOR_ADDR_SHIFT); + nvm->flash_bank_size /= 2; + /* Adjust to word count */ + nvm->flash_bank_size /= sizeof(u16); + } nvm->word_size = E1000_ICH8_SHADOW_RAM_WORDS; @@ -682,6 +708,7 @@ static s32 e1000_init_mac_params_ich8lan(struct e1000_hw *hw) mac->ops.rar_set = e1000_rar_set_pch2lan; /* fall-through */ case e1000_pch_lpt: + case e1000_pch_spt: case e1000_pchlan: /* check management mode */ mac->ops.check_mng_mode = e1000_check_mng_mode_pchlan; @@ -699,7 +726,7 @@ static s32 e1000_init_mac_params_ich8lan(struct e1000_hw *hw) break; } - if (mac->type == e1000_pch_lpt) { + if ((mac->type == e1000_pch_lpt) || (mac->type == e1000_pch_spt)) { mac->rar_entry_count = E1000_PCH_LPT_RAR_ENTRIES; mac->ops.rar_set = e1000_rar_set_pch_lpt; mac->ops.setup_physical_interface = @@ -919,8 +946,9 @@ release: /* clear FEXTNVM6 bit 8 on link down or 10/100 */ fextnvm6 &= ~E1000_FEXTNVM6_REQ_PLL_CLK; - if (!link || ((status & E1000_STATUS_SPEED_100) && - (status & E1000_STATUS_FD))) + if ((hw->phy.revision > 5) || !link || + ((status & E1000_STATUS_SPEED_100) && + (status & E1000_STATUS_FD))) goto update_fextnvm6; ret_val = e1e_rphy(hw, I217_INBAND_CTRL, ®); @@ -1100,6 +1128,21 @@ s32 e1000_enable_ulp_lpt_lp(struct e1000_hw *hw, bool to_sx) if (ret_val) goto out; + /* Si workaround for ULP entry flow on i127/rev6 h/w. Enable + * LPLU and disable Gig speed when entering ULP + */ + if ((hw->phy.type == e1000_phy_i217) && (hw->phy.revision == 6)) { + ret_val = e1000_read_phy_reg_hv_locked(hw, HV_OEM_BITS, + &phy_reg); + if (ret_val) + goto release; + phy_reg |= HV_OEM_BITS_LPLU | HV_OEM_BITS_GBE_DIS; + ret_val = e1000_write_phy_reg_hv_locked(hw, HV_OEM_BITS, + phy_reg); + if (ret_val) + goto release; + } + /* Force SMBus mode in PHY */ ret_val = e1000_read_phy_reg_hv_locked(hw, CV_SMB_CTRL, &phy_reg); if (ret_val) @@ -1302,7 +1345,8 @@ out: static s32 e1000_check_for_copper_link_ich8lan(struct e1000_hw *hw) { struct e1000_mac_info *mac = &hw->mac; - s32 ret_val; + s32 ret_val, tipg_reg = 0; + u16 emi_addr, emi_val = 0; bool link; u16 phy_reg; @@ -1333,48 +1377,55 @@ static s32 e1000_check_for_copper_link_ich8lan(struct e1000_hw *hw) * the IPG and reduce Rx latency in the PHY. */ if (((hw->mac.type == e1000_pch2lan) || - (hw->mac.type == e1000_pch_lpt)) && link) { + (hw->mac.type == e1000_pch_lpt) || + (hw->mac.type == e1000_pch_spt)) && link) { u32 reg; reg = er32(STATUS); + tipg_reg = er32(TIPG); + tipg_reg &= ~E1000_TIPG_IPGT_MASK; + if (!(reg & (E1000_STATUS_FD | E1000_STATUS_SPEED_MASK))) { - u16 emi_addr; + tipg_reg |= 0xFF; + /* Reduce Rx latency in analog PHY */ + emi_val = 0; + } else { - reg = er32(TIPG); - reg &= ~E1000_TIPG_IPGT_MASK; - reg |= 0xFF; - ew32(TIPG, reg); + /* Roll back the default values */ + tipg_reg |= 0x08; + emi_val = 1; + } - /* Reduce Rx latency in analog PHY */ - ret_val = hw->phy.ops.acquire(hw); - if (ret_val) - return ret_val; + ew32(TIPG, tipg_reg); - if (hw->mac.type == e1000_pch2lan) - emi_addr = I82579_RX_CONFIG; - else - emi_addr = I217_RX_CONFIG; + ret_val = hw->phy.ops.acquire(hw); + if (ret_val) + return ret_val; - ret_val = e1000_write_emi_reg_locked(hw, emi_addr, 0); + if (hw->mac.type == e1000_pch2lan) + emi_addr = I82579_RX_CONFIG; + else + emi_addr = I217_RX_CONFIG; + ret_val = e1000_write_emi_reg_locked(hw, emi_addr, emi_val); - hw->phy.ops.release(hw); + hw->phy.ops.release(hw); - if (ret_val) - return ret_val; - } + if (ret_val) + return ret_val; } /* Work-around I218 hang issue */ if ((hw->adapter->pdev->device == E1000_DEV_ID_PCH_LPTLP_I218_LM) || (hw->adapter->pdev->device == E1000_DEV_ID_PCH_LPTLP_I218_V) || (hw->adapter->pdev->device == E1000_DEV_ID_PCH_I218_LM3) || - (hw->adapter->pdev->device == E1000_DEV_ID_PCH_I218_V3)) { + (hw->adapter->pdev->device == E1000_DEV_ID_PCH_I218_V3) || + (hw->mac.type == e1000_pch_spt)) { ret_val = e1000_k1_workaround_lpt_lp(hw, link); if (ret_val) return ret_val; } - - if (hw->mac.type == e1000_pch_lpt) { + if ((hw->mac.type == e1000_pch_lpt) || + (hw->mac.type == e1000_pch_spt)) { /* Set platform power management values for * Latency Tolerance Reporting (LTR) */ @@ -1386,6 +1437,19 @@ static s32 e1000_check_for_copper_link_ich8lan(struct e1000_hw *hw) /* Clear link partner's EEE ability */ hw->dev_spec.ich8lan.eee_lp_ability = 0; + /* FEXTNVM6 K1-off workaround */ + if (hw->mac.type == e1000_pch_spt) { + u32 pcieanacfg = er32(PCIEANACFG); + u32 fextnvm6 = er32(FEXTNVM6); + + if (pcieanacfg & E1000_FEXTNVM6_K1_OFF_ENABLE) + fextnvm6 |= E1000_FEXTNVM6_K1_OFF_ENABLE; + else + fextnvm6 &= ~E1000_FEXTNVM6_K1_OFF_ENABLE; + + ew32(FEXTNVM6, fextnvm6); + } + if (!link) return 0; /* No link detected */ @@ -1479,6 +1543,7 @@ static s32 e1000_get_variants_ich8lan(struct e1000_adapter *adapter) case e1000_pchlan: case e1000_pch2lan: case e1000_pch_lpt: + case e1000_pch_spt: rc = e1000_init_phy_params_pchlan(hw); break; default: @@ -1929,6 +1994,7 @@ static s32 e1000_sw_lcd_config_ich8lan(struct e1000_hw *hw) case e1000_pchlan: case e1000_pch2lan: case e1000_pch_lpt: + case e1000_pch_spt: sw_cfg_mask = E1000_FEXTNVM_SW_CONFIG_ICH8M; break; default: @@ -2961,6 +3027,20 @@ static s32 e1000_valid_nvm_bank_detect_ich8lan(struct e1000_hw *hw, u32 *bank) s32 ret_val; switch (hw->mac.type) { + /* In SPT, read from the CTRL_EXT reg instead of + * accessing the sector valid bits from the nvm + */ + case e1000_pch_spt: + *bank = er32(CTRL_EXT) + & E1000_CTRL_EXT_NVMVS; + if ((*bank == 0) || (*bank == 1)) { + e_dbg("ERROR: No valid NVM bank present\n"); + return -E1000_ERR_NVM; + } else { + *bank = *bank - 2; + return 0; + } + break; case e1000_ich8lan: case e1000_ich9lan: eecd = er32(EECD); @@ -3008,6 +3088,99 @@ static s32 e1000_valid_nvm_bank_detect_ich8lan(struct e1000_hw *hw, u32 *bank) } /** + * e1000_read_nvm_spt - NVM access for SPT + * @hw: pointer to the HW structure + * @offset: The offset (in bytes) of the word(s) to read. + * @words: Size of data to read in words. + * @data: pointer to the word(s) to read at offset. + * + * Reads a word(s) from the NVM + **/ +static s32 e1000_read_nvm_spt(struct e1000_hw *hw, u16 offset, u16 words, + u16 *data) +{ + struct e1000_nvm_info *nvm = &hw->nvm; + struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan; + u32 act_offset; + s32 ret_val = 0; + u32 bank = 0; + u32 dword = 0; + u16 offset_to_read; + u16 i; + + if ((offset >= nvm->word_size) || (words > nvm->word_size - offset) || + (words == 0)) { + e_dbg("nvm parameter(s) out of bounds\n"); + ret_val = -E1000_ERR_NVM; + goto out; + } + + nvm->ops.acquire(hw); + + ret_val = e1000_valid_nvm_bank_detect_ich8lan(hw, &bank); + if (ret_val) { + e_dbg("Could not detect valid bank, assuming bank 0\n"); + bank = 0; + } + + act_offset = (bank) ? nvm->flash_bank_size : 0; + act_offset += offset; + + ret_val = 0; + + for (i = 0; i < words; i += 2) { + if (words - i == 1) { + if (dev_spec->shadow_ram[offset + i].modified) { + data[i] = + dev_spec->shadow_ram[offset + i].value; + } else { + offset_to_read = act_offset + i - + ((act_offset + i) % 2); + ret_val = + e1000_read_flash_dword_ich8lan(hw, + offset_to_read, + &dword); + if (ret_val) + break; + if ((act_offset + i) % 2 == 0) + data[i] = (u16)(dword & 0xFFFF); + else + data[i] = (u16)((dword >> 16) & 0xFFFF); + } + } else { + offset_to_read = act_offset + i; + if (!(dev_spec->shadow_ram[offset + i].modified) || + !(dev_spec->shadow_ram[offset + i + 1].modified)) { + ret_val = + e1000_read_flash_dword_ich8lan(hw, + offset_to_read, + &dword); + if (ret_val) + break; + } + if (dev_spec->shadow_ram[offset + i].modified) + data[i] = + dev_spec->shadow_ram[offset + i].value; + else + data[i] = (u16)(dword & 0xFFFF); + if (dev_spec->shadow_ram[offset + i].modified) + data[i + 1] = + dev_spec->shadow_ram[offset + i + 1].value; + else + data[i + 1] = (u16)(dword >> 16 & 0xFFFF); + } + } + + nvm->ops.release(hw); + +out: + if (ret_val) + e_dbg("NVM read error: %d\n", ret_val); + + return ret_val; +} + +/** * e1000_read_nvm_ich8lan - Read word(s) from the NVM * @hw: pointer to the HW structure * @offset: The offset (in bytes) of the word(s) to read. @@ -3090,8 +3263,10 @@ static s32 e1000_flash_cycle_init_ich8lan(struct e1000_hw *hw) /* Clear FCERR and DAEL in hw status by writing 1 */ hsfsts.hsf_status.flcerr = 1; hsfsts.hsf_status.dael = 1; - - ew16flash(ICH_FLASH_HSFSTS, hsfsts.regval); + if (hw->mac.type == e1000_pch_spt) + ew32flash(ICH_FLASH_HSFSTS, hsfsts.regval & 0xFFFF); + else + ew16flash(ICH_FLASH_HSFSTS, hsfsts.regval); /* Either we should have a hardware SPI cycle in progress * bit to check against, in order to start a new cycle or @@ -3107,7 +3282,10 @@ static s32 e1000_flash_cycle_init_ich8lan(struct e1000_hw *hw) * Begin by setting Flash Cycle Done. */ hsfsts.hsf_status.flcdone = 1; - ew16flash(ICH_FLASH_HSFSTS, hsfsts.regval); + if (hw->mac.type == e1000_pch_spt) + ew32flash(ICH_FLASH_HSFSTS, hsfsts.regval & 0xFFFF); + else + ew16flash(ICH_FLASH_HSFSTS, hsfsts.regval); ret_val = 0; } else { s32 i; @@ -3128,7 +3306,11 @@ static s32 e1000_flash_cycle_init_ich8lan(struct e1000_hw *hw) * now set the Flash Cycle Done. */ hsfsts.hsf_status.flcdone = 1; - ew16flash(ICH_FLASH_HSFSTS, hsfsts.regval); + if (hw->mac.type == e1000_pch_spt) + ew32flash(ICH_FLASH_HSFSTS, + hsfsts.regval & 0xFFFF); + else + ew16flash(ICH_FLASH_HSFSTS, hsfsts.regval); } else { e_dbg("Flash controller busy, cannot get access\n"); } @@ -3151,9 +3333,16 @@ static s32 e1000_flash_cycle_ich8lan(struct e1000_hw *hw, u32 timeout) u32 i = 0; /* Start a cycle by writing 1 in Flash Cycle Go in Hw Flash Control */ - hsflctl.regval = er16flash(ICH_FLASH_HSFCTL); + if (hw->mac.type == e1000_pch_spt) + hsflctl.regval = er32flash(ICH_FLASH_HSFSTS) >> 16; + else + hsflctl.regval = er16flash(ICH_FLASH_HSFCTL); hsflctl.hsf_ctrl.flcgo = 1; - ew16flash(ICH_FLASH_HSFCTL, hsflctl.regval); + + if (hw->mac.type == e1000_pch_spt) + ew32flash(ICH_FLASH_HSFSTS, hsflctl.regval << 16); + else + ew16flash(ICH_FLASH_HSFCTL, hsflctl.regval); /* wait till FDONE bit is set to 1 */ do { @@ -3170,6 +3359,23 @@ static s32 e1000_flash_cycle_ich8lan(struct e1000_hw *hw, u32 timeout) } /** + * e1000_read_flash_dword_ich8lan - Read dword from flash + * @hw: pointer to the HW structure + * @offset: offset to data location + * @data: pointer to the location for storing the data + * + * Reads the flash dword at offset into data. Offset is converted + * to bytes before read. + **/ +static s32 e1000_read_flash_dword_ich8lan(struct e1000_hw *hw, u32 offset, + u32 *data) +{ + /* Must convert word offset into bytes. */ + offset <<= 1; + return e1000_read_flash_data32_ich8lan(hw, offset, data); +} + +/** * e1000_read_flash_word_ich8lan - Read word from flash * @hw: pointer to the HW structure * @offset: offset to data location @@ -3201,7 +3407,14 @@ static s32 e1000_read_flash_byte_ich8lan(struct e1000_hw *hw, u32 offset, s32 ret_val; u16 word = 0; - ret_val = e1000_read_flash_data_ich8lan(hw, offset, 1, &word); + /* In SPT, only 32 bits access is supported, + * so this function should not be called. + */ + if (hw->mac.type == e1000_pch_spt) + return -E1000_ERR_NVM; + else + ret_val = e1000_read_flash_data_ich8lan(hw, offset, 1, &word); + if (ret_val) return ret_val; @@ -3287,6 +3500,82 @@ static s32 e1000_read_flash_data_ich8lan(struct e1000_hw *hw, u32 offset, } /** + * e1000_read_flash_data32_ich8lan - Read dword from NVM + * @hw: pointer to the HW structure + * @offset: The offset (in bytes) of the dword to read. + * @data: Pointer to the dword to store the value read. + * + * Reads a byte or word from the NVM using the flash access registers. + **/ + +static s32 e1000_read_flash_data32_ich8lan(struct e1000_hw *hw, u32 offset, + u32 *data) +{ + union ich8_hws_flash_status hsfsts; + union ich8_hws_flash_ctrl hsflctl; + u32 flash_linear_addr; + s32 ret_val = -E1000_ERR_NVM; + u8 count = 0; + + if (offset > ICH_FLASH_LINEAR_ADDR_MASK || + hw->mac.type != e1000_pch_spt) + return -E1000_ERR_NVM; + flash_linear_addr = ((ICH_FLASH_LINEAR_ADDR_MASK & offset) + + hw->nvm.flash_base_addr); + + do { + udelay(1); + /* Steps */ + ret_val = e1000_flash_cycle_init_ich8lan(hw); + if (ret_val) + break; + /* In SPT, This register is in Lan memory space, not flash. + * Therefore, only 32 bit access is supported + */ + hsflctl.regval = er32flash(ICH_FLASH_HSFSTS) >> 16; + + /* 0b/1b corresponds to 1 or 2 byte size, respectively. */ + hsflctl.hsf_ctrl.fldbcount = sizeof(u32) - 1; + hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_READ; + /* In SPT, This register is in Lan memory space, not flash. + * Therefore, only 32 bit access is supported + */ + ew32flash(ICH_FLASH_HSFSTS, (u32)hsflctl.regval << 16); + ew32flash(ICH_FLASH_FADDR, flash_linear_addr); + + ret_val = + e1000_flash_cycle_ich8lan(hw, + ICH_FLASH_READ_COMMAND_TIMEOUT); + + /* Check if FCERR is set to 1, if set to 1, clear it + * and try the whole sequence a few more times, else + * read in (shift in) the Flash Data0, the order is + * least significant byte first msb to lsb + */ + if (!ret_val) { + *data = er32flash(ICH_FLASH_FDATA0); + break; + } else { + /* If we've gotten here, then things are probably + * completely hosed, but if the error condition is + * detected, it won't hurt to give it another try... + * ICH_FLASH_CYCLE_REPEAT_COUNT times. + */ + hsfsts.regval = er16flash(ICH_FLASH_HSFSTS); + if (hsfsts.hsf_status.flcerr) { + /* Repeat for some time before giving up. */ + continue; + } else if (!hsfsts.hsf_status.flcdone) { + e_dbg("Timeout error - flash cycle did not complete.\n"); + break; + } + } + } while (count++ < ICH_FLASH_CYCLE_REPEAT_COUNT); + + return ret_val; +} + +/** * e1000_write_nvm_ich8lan - Write word(s) to the NVM * @hw: pointer to the HW structure * @offset: The offset (in bytes) of the word(s) to write. @@ -3321,7 +3610,7 @@ static s32 e1000_write_nvm_ich8lan(struct e1000_hw *hw, u16 offset, u16 words, } /** - * e1000_update_nvm_checksum_ich8lan - Update the checksum for NVM + * e1000_update_nvm_checksum_spt - Update the checksum for NVM * @hw: pointer to the HW structure * * The NVM checksum is updated by calling the generic update_nvm_checksum, @@ -3331,13 +3620,13 @@ static s32 e1000_write_nvm_ich8lan(struct e1000_hw *hw, u16 offset, u16 words, * After a successful commit, the shadow ram is cleared and is ready for * future writes. **/ -static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw) +static s32 e1000_update_nvm_checksum_spt(struct e1000_hw *hw) { struct e1000_nvm_info *nvm = &hw->nvm; struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan; u32 i, act_offset, new_bank_offset, old_bank_offset, bank; s32 ret_val; - u16 data; + u32 dword = 0; ret_val = e1000e_update_nvm_checksum_generic(hw); if (ret_val) @@ -3371,12 +3660,175 @@ static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw) if (ret_val) goto release; } - - for (i = 0; i < E1000_ICH8_SHADOW_RAM_WORDS; i++) { + for (i = 0; i < E1000_ICH8_SHADOW_RAM_WORDS; i += 2) { /* Determine whether to write the value stored * in the other NVM bank or a modified value stored * in the shadow RAM */ + ret_val = e1000_read_flash_dword_ich8lan(hw, + i + old_bank_offset, + &dword); + + if (dev_spec->shadow_ram[i].modified) { + dword &= 0xffff0000; + dword |= (dev_spec->shadow_ram[i].value & 0xffff); + } + if (dev_spec->shadow_ram[i + 1].modified) { + dword &= 0x0000ffff; + dword |= ((dev_spec->shadow_ram[i + 1].value & 0xffff) + << 16); + } + if (ret_val) + break; + + /* If the word is 0x13, then make sure the signature bits + * (15:14) are 11b until the commit has completed. + * This will allow us to write 10b which indicates the + * signature is valid. We want to do this after the write + * has completed so that we don't mark the segment valid + * while the write is still in progress + */ + if (i == E1000_ICH_NVM_SIG_WORD - 1) + dword |= E1000_ICH_NVM_SIG_MASK << 16; + + /* Convert offset to bytes. */ + act_offset = (i + new_bank_offset) << 1; + + usleep_range(100, 200); + + /* Write the data to the new bank. Offset in words */ + act_offset = i + new_bank_offset; + ret_val = e1000_retry_write_flash_dword_ich8lan(hw, act_offset, + dword); + if (ret_val) + break; + } + + /* Don't bother writing the segment valid bits if sector + * programming failed. + */ + if (ret_val) { + /* Possibly read-only, see e1000e_write_protect_nvm_ich8lan() */ + e_dbg("Flash commit failed.\n"); + goto release; + } + + /* Finally validate the new segment by setting bit 15:14 + * to 10b in word 0x13 , this can be done without an + * erase as well since these bits are 11 to start with + * and we need to change bit 14 to 0b + */ + act_offset = new_bank_offset + E1000_ICH_NVM_SIG_WORD; + + /*offset in words but we read dword */ + --act_offset; + ret_val = e1000_read_flash_dword_ich8lan(hw, act_offset, &dword); + + if (ret_val) + goto release; + + dword &= 0xBFFFFFFF; + ret_val = e1000_retry_write_flash_dword_ich8lan(hw, act_offset, dword); + + if (ret_val) + goto release; + + /* And invalidate the previously valid segment by setting + * its signature word (0x13) high_byte to 0b. This can be + * done without an erase because flash erase sets all bits + * to 1's. We can write 1's to 0's without an erase + */ + act_offset = (old_bank_offset + E1000_ICH_NVM_SIG_WORD) * 2 + 1; + + /* offset in words but we read dword */ + act_offset = old_bank_offset + E1000_ICH_NVM_SIG_WORD - 1; + ret_val = e1000_read_flash_dword_ich8lan(hw, act_offset, &dword); + + if (ret_val) + goto release; + + dword &= 0x00FFFFFF; + ret_val = e1000_retry_write_flash_dword_ich8lan(hw, act_offset, dword); + + if (ret_val) + goto release; + + /* Great! Everything worked, we can now clear the cached entries. */ + for (i = 0; i < E1000_ICH8_SHADOW_RAM_WORDS; i++) { + dev_spec->shadow_ram[i].modified = false; + dev_spec->shadow_ram[i].value = 0xFFFF; + } + +release: + nvm->ops.release(hw); + + /* Reload the EEPROM, or else modifications will not appear + * until after the next adapter reset. + */ + if (!ret_val) { + nvm->ops.reload(hw); + usleep_range(10000, 20000); + } + +out: + if (ret_val) + e_dbg("NVM update error: %d\n", ret_val); + + return ret_val; +} + +/** + * e1000_update_nvm_checksum_ich8lan - Update the checksum for NVM + * @hw: pointer to the HW structure + * + * The NVM checksum is updated by calling the generic update_nvm_checksum, + * which writes the checksum to the shadow ram. The changes in the shadow + * ram are then committed to the EEPROM by processing each bank at a time + * checking for the modified bit and writing only the pending changes. + * After a successful commit, the shadow ram is cleared and is ready for + * future writes. + **/ +static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw) +{ + struct e1000_nvm_info *nvm = &hw->nvm; + struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan; + u32 i, act_offset, new_bank_offset, old_bank_offset, bank; + s32 ret_val; + u16 data = 0; + + ret_val = e1000e_update_nvm_checksum_generic(hw); + if (ret_val) + goto out; + + if (nvm->type != e1000_nvm_flash_sw) + goto out; + + nvm->ops.acquire(hw); + + /* We're writing to the opposite bank so if we're on bank 1, + * write to bank 0 etc. We also need to erase the segment that + * is going to be written + */ + ret_val = e1000_valid_nvm_bank_detect_ich8lan(hw, &bank); + if (ret_val) { + e_dbg("Could not detect valid bank, assuming bank 0\n"); + bank = 0; + } + + if (bank == 0) { + new_bank_offset = nvm->flash_bank_size; + old_bank_offset = 0; + ret_val = e1000_erase_flash_bank_ich8lan(hw, 1); + if (ret_val) + goto release; + } else { + old_bank_offset = nvm->flash_bank_size; + new_bank_offset = 0; + ret_val = e1000_erase_flash_bank_ich8lan(hw, 0); + if (ret_val) + goto release; + } + for (i = 0; i < E1000_ICH8_SHADOW_RAM_WORDS; i++) { if (dev_spec->shadow_ram[i].modified) { data = dev_spec->shadow_ram[i].value; } else { @@ -3498,6 +3950,7 @@ static s32 e1000_validate_nvm_checksum_ich8lan(struct e1000_hw *hw) */ switch (hw->mac.type) { case e1000_pch_lpt: + case e1000_pch_spt: word = NVM_COMPAT; valid_csum_mask = NVM_COMPAT_VALID_CSUM; break; @@ -3583,9 +4036,13 @@ static s32 e1000_write_flash_data_ich8lan(struct e1000_hw *hw, u32 offset, s32 ret_val; u8 count = 0; - if (size < 1 || size > 2 || data > size * 0xff || - offset > ICH_FLASH_LINEAR_ADDR_MASK) - return -E1000_ERR_NVM; + if (hw->mac.type == e1000_pch_spt) { + if (size != 4 || offset > ICH_FLASH_LINEAR_ADDR_MASK) + return -E1000_ERR_NVM; + } else { + if (size < 1 || size > 2 || offset > ICH_FLASH_LINEAR_ADDR_MASK) + return -E1000_ERR_NVM; + } flash_linear_addr = ((ICH_FLASH_LINEAR_ADDR_MASK & offset) + hw->nvm.flash_base_addr); @@ -3596,12 +4053,25 @@ static s32 e1000_write_flash_data_ich8lan(struct e1000_hw *hw, u32 offset, ret_val = e1000_flash_cycle_init_ich8lan(hw); if (ret_val) break; + /* In SPT, This register is in Lan memory space, not + * flash. Therefore, only 32 bit access is supported + */ + if (hw->mac.type == e1000_pch_spt) + hsflctl.regval = er32flash(ICH_FLASH_HSFSTS) >> 16; + else + hsflctl.regval = er16flash(ICH_FLASH_HSFCTL); - hsflctl.regval = er16flash(ICH_FLASH_HSFCTL); /* 0b/1b corresponds to 1 or 2 byte size, respectively. */ hsflctl.hsf_ctrl.fldbcount = size - 1; hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_WRITE; - ew16flash(ICH_FLASH_HSFCTL, hsflctl.regval); + /* In SPT, This register is in Lan memory space, + * not flash. Therefore, only 32 bit access is + * supported + */ + if (hw->mac.type == e1000_pch_spt) + ew32flash(ICH_FLASH_HSFSTS, hsflctl.regval << 16); + else + ew16flash(ICH_FLASH_HSFCTL, hsflctl.regval); ew32flash(ICH_FLASH_FADDR, flash_linear_addr); @@ -3640,6 +4110,90 @@ static s32 e1000_write_flash_data_ich8lan(struct e1000_hw *hw, u32 offset, } /** +* e1000_write_flash_data32_ich8lan - Writes 4 bytes to the NVM +* @hw: pointer to the HW structure +* @offset: The offset (in bytes) of the dwords to read. +* @data: The 4 bytes to write to the NVM. +* +* Writes one/two/four bytes to the NVM using the flash access registers. +**/ +static s32 e1000_write_flash_data32_ich8lan(struct e1000_hw *hw, u32 offset, + u32 data) +{ + union ich8_hws_flash_status hsfsts; + union ich8_hws_flash_ctrl hsflctl; + u32 flash_linear_addr; + s32 ret_val; + u8 count = 0; + + if (hw->mac.type == e1000_pch_spt) { + if (offset > ICH_FLASH_LINEAR_ADDR_MASK) + return -E1000_ERR_NVM; + } + flash_linear_addr = ((ICH_FLASH_LINEAR_ADDR_MASK & offset) + + hw->nvm.flash_base_addr); + do { + udelay(1); + /* Steps */ + ret_val = e1000_flash_cycle_init_ich8lan(hw); + if (ret_val) + break; + + /* In SPT, This register is in Lan memory space, not + * flash. Therefore, only 32 bit access is supported + */ + if (hw->mac.type == e1000_pch_spt) + hsflctl.regval = er32flash(ICH_FLASH_HSFSTS) + >> 16; + else + hsflctl.regval = er16flash(ICH_FLASH_HSFCTL); + + hsflctl.hsf_ctrl.fldbcount = sizeof(u32) - 1; + hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_WRITE; + + /* In SPT, This register is in Lan memory space, + * not flash. Therefore, only 32 bit access is + * supported + */ + if (hw->mac.type == e1000_pch_spt) + ew32flash(ICH_FLASH_HSFSTS, hsflctl.regval << 16); + else + ew16flash(ICH_FLASH_HSFCTL, hsflctl.regval); + + ew32flash(ICH_FLASH_FADDR, flash_linear_addr); + + ew32flash(ICH_FLASH_FDATA0, data); + + /* check if FCERR is set to 1 , if set to 1, clear it + * and try the whole sequence a few more times else done + */ + ret_val = + e1000_flash_cycle_ich8lan(hw, + ICH_FLASH_WRITE_COMMAND_TIMEOUT); + + if (!ret_val) + break; + + /* If we're here, then things are most likely + * completely hosed, but if the error condition + * is detected, it won't hurt to give it another + * try...ICH_FLASH_CYCLE_REPEAT_COUNT times. + */ + hsfsts.regval = er16flash(ICH_FLASH_HSFSTS); + + if (hsfsts.hsf_status.flcerr) + /* Repeat for some time before giving up. */ + continue; + if (!hsfsts.hsf_status.flcdone) { + e_dbg("Timeout error - flash cycle did not complete.\n"); + break; + } + } while (count++ < ICH_FLASH_CYCLE_REPEAT_COUNT); + + return ret_val; +} + +/** * e1000_write_flash_byte_ich8lan - Write a single byte to NVM * @hw: pointer to the HW structure * @offset: The index of the byte to read. @@ -3656,6 +4210,40 @@ static s32 e1000_write_flash_byte_ich8lan(struct e1000_hw *hw, u32 offset, } /** +* e1000_retry_write_flash_dword_ich8lan - Writes a dword to NVM +* @hw: pointer to the HW structure +* @offset: The offset of the word to write. +* @dword: The dword to write to the NVM. +* +* Writes a single dword to the NVM using the flash access registers. +* Goes through a retry algorithm before giving up. +**/ +static s32 e1000_retry_write_flash_dword_ich8lan(struct e1000_hw *hw, + u32 offset, u32 dword) +{ + s32 ret_val; + u16 program_retries; + + /* Must convert word offset into bytes. */ + offset <<= 1; + ret_val = e1000_write_flash_data32_ich8lan(hw, offset, dword); + + if (!ret_val) + return ret_val; + for (program_retries = 0; program_retries < 100; program_retries++) { + e_dbg("Retrying Byte %8.8X at offset %u\n", dword, offset); + usleep_range(100, 200); + ret_val = e1000_write_flash_data32_ich8lan(hw, offset, dword); + if (!ret_val) + break; + } + if (program_retries == 100) + return -E1000_ERR_NVM; + + return 0; +} + +/** * e1000_retry_write_flash_byte_ich8lan - Writes a single byte to NVM * @hw: pointer to the HW structure * @offset: The offset of the byte to write. @@ -3759,9 +4347,18 @@ static s32 e1000_erase_flash_bank_ich8lan(struct e1000_hw *hw, u32 bank) /* Write a value 11 (block Erase) in Flash * Cycle field in hw flash control */ - hsflctl.regval = er16flash(ICH_FLASH_HSFCTL); + if (hw->mac.type == e1000_pch_spt) + hsflctl.regval = + er32flash(ICH_FLASH_HSFSTS) >> 16; + else + hsflctl.regval = er16flash(ICH_FLASH_HSFCTL); + hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_ERASE; - ew16flash(ICH_FLASH_HSFCTL, hsflctl.regval); + if (hw->mac.type == e1000_pch_spt) + ew32flash(ICH_FLASH_HSFSTS, + hsflctl.regval << 16); + else + ew16flash(ICH_FLASH_HSFCTL, hsflctl.regval); /* Write the last 24 bits of an index within the * block into Flash Linear address field in Flash @@ -4180,7 +4777,8 @@ static void e1000_initialize_hw_bits_ich8lan(struct e1000_hw *hw) ew32(RFCTL, reg); /* Enable ECC on Lynxpoint */ - if (hw->mac.type == e1000_pch_lpt) { + if ((hw->mac.type == e1000_pch_lpt) || + (hw->mac.type == e1000_pch_spt)) { reg = er32(PBECCSTS); reg |= E1000_PBECCSTS_ECC_ENABLE; ew32(PBECCSTS, reg); @@ -4583,7 +5181,8 @@ void e1000_suspend_workarounds_ich8lan(struct e1000_hw *hw) if ((device_id == E1000_DEV_ID_PCH_LPTLP_I218_LM) || (device_id == E1000_DEV_ID_PCH_LPTLP_I218_V) || (device_id == E1000_DEV_ID_PCH_I218_LM3) || - (device_id == E1000_DEV_ID_PCH_I218_V3)) { + (device_id == E1000_DEV_ID_PCH_I218_V3) || + (hw->mac.type == e1000_pch_spt)) { u32 fextnvm6 = er32(FEXTNVM6); ew32(FEXTNVM6, fextnvm6 & ~E1000_FEXTNVM6_REQ_PLL_CLK); @@ -5058,6 +5657,17 @@ static const struct e1000_nvm_operations ich8_nvm_ops = { .write = e1000_write_nvm_ich8lan, }; +static const struct e1000_nvm_operations spt_nvm_ops = { + .acquire = e1000_acquire_nvm_ich8lan, + .release = e1000_release_nvm_ich8lan, + .read = e1000_read_nvm_spt, + .update = e1000_update_nvm_checksum_spt, + .reload = e1000e_reload_nvm_generic, + .valid_led_default = e1000_valid_led_default_ich8lan, + .validate = e1000_validate_nvm_checksum_ich8lan, + .write = e1000_write_nvm_ich8lan, +}; + const struct e1000_info e1000_ich8_info = { .mac = e1000_ich8lan, .flags = FLAG_HAS_WOL @@ -5166,3 +5776,23 @@ const struct e1000_info e1000_pch_lpt_info = { .phy_ops = &ich8_phy_ops, .nvm_ops = &ich8_nvm_ops, }; + +const struct e1000_info e1000_pch_spt_info = { + .mac = e1000_pch_spt, + .flags = FLAG_IS_ICH + | FLAG_HAS_WOL + | FLAG_HAS_HW_TIMESTAMP + | FLAG_HAS_CTRLEXT_ON_LOAD + | FLAG_HAS_AMT + | FLAG_HAS_FLASH + | FLAG_HAS_JUMBO_FRAMES + | FLAG_APME_IN_WUC, + .flags2 = FLAG2_HAS_PHY_STATS + | FLAG2_HAS_EEE, + .pba = 26, + .max_hw_frame_size = 9018, + .get_variants = e1000_get_variants_ich8lan, + .mac_ops = &ich8_mac_ops, + .phy_ops = &ich8_phy_ops, + .nvm_ops = &spt_nvm_ops, +}; diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.h b/drivers/net/ethernet/intel/e1000e/ich8lan.h index 8066a498eaac..770a573b9eea 100644 --- a/drivers/net/ethernet/intel/e1000e/ich8lan.h +++ b/drivers/net/ethernet/intel/e1000e/ich8lan.h @@ -95,9 +95,18 @@ #define E1000_FEXTNVM6_REQ_PLL_CLK 0x00000100 #define E1000_FEXTNVM6_ENABLE_K1_ENTRY_CONDITION 0x00000200 +#define E1000_FEXTNVM6_K1_OFF_ENABLE 0x80000000 +/* bit for disabling packet buffer read */ +#define E1000_FEXTNVM7_DISABLE_PB_READ 0x00040000 #define E1000_FEXTNVM7_DISABLE_SMB_PERST 0x00000020 +#define K1_ENTRY_LATENCY 0 +#define K1_MIN_TIME 1 +#define NVM_SIZE_MULTIPLIER 4096 /*multiplier for NVMS field */ +#define E1000_FLASH_BASE_ADDR 0xE000 /*offset of NVM access regs */ +#define E1000_CTRL_EXT_NVMVS 0x3 /*NVM valid sector */ + #define PCIE_ICH8_SNOOP_ALL PCIE_NO_SNOOP_ALL #define E1000_ICH_RAR_ENTRIES 7 diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c index 1e8c40fd5c3d..6fa4fc05709e 100644 --- a/drivers/net/ethernet/intel/e1000e/netdev.c +++ b/drivers/net/ethernet/intel/e1000e/netdev.c @@ -70,6 +70,7 @@ static const struct e1000_info *e1000_info_tbl[] = { [board_pchlan] = &e1000_pch_info, [board_pch2lan] = &e1000_pch2_info, [board_pch_lpt] = &e1000_pch_lpt_info, + [board_pch_spt] = &e1000_pch_spt_info, }; struct e1000_reg_info { @@ -1796,7 +1797,8 @@ static irqreturn_t e1000_intr_msi(int __always_unused irq, void *data) } /* Reset on uncorrectable ECC error */ - if ((icr & E1000_ICR_ECCER) && (hw->mac.type == e1000_pch_lpt)) { + if ((icr & E1000_ICR_ECCER) && ((hw->mac.type == e1000_pch_lpt) || + (hw->mac.type == e1000_pch_spt))) { u32 pbeccsts = er32(PBECCSTS); adapter->corr_errors += @@ -1876,7 +1878,8 @@ static irqreturn_t e1000_intr(int __always_unused irq, void *data) } /* Reset on uncorrectable ECC error */ - if ((icr & E1000_ICR_ECCER) && (hw->mac.type == e1000_pch_lpt)) { + if ((icr & E1000_ICR_ECCER) && ((hw->mac.type == e1000_pch_lpt) || + (hw->mac.type == e1000_pch_spt))) { u32 pbeccsts = er32(PBECCSTS); adapter->corr_errors += @@ -2257,7 +2260,8 @@ static void e1000_irq_enable(struct e1000_adapter *adapter) if (adapter->msix_entries) { ew32(EIAC_82574, adapter->eiac_mask & E1000_EIAC_MASK_82574); ew32(IMS, adapter->eiac_mask | E1000_IMS_OTHER | E1000_IMS_LSC); - } else if (hw->mac.type == e1000_pch_lpt) { + } else if ((hw->mac.type == e1000_pch_lpt) || + (hw->mac.type == e1000_pch_spt)) { ew32(IMS, IMS_ENABLE_MASK | E1000_IMS_ECCER); } else { ew32(IMS, IMS_ENABLE_MASK); @@ -3014,6 +3018,19 @@ static void e1000_configure_tx(struct e1000_adapter *adapter) ew32(TCTL, tctl); hw->mac.ops.config_collision_dist(hw); + + /* SPT Si errata workaround to avoid data corruption */ + if (hw->mac.type == e1000_pch_spt) { + u32 reg_val; + + reg_val = er32(IOSFPC); + reg_val |= E1000_RCTL_RDMTS_HEX; + ew32(IOSFPC, reg_val); + + reg_val = er32(TARC(0)); + reg_val |= E1000_TARC0_CB_MULTIQ_3_REQ; + ew32(TARC(0), reg_val); + } } /** @@ -3490,8 +3507,11 @@ s32 e1000e_get_base_timinca(struct e1000_adapter *adapter, u32 *timinca) struct e1000_hw *hw = &adapter->hw; u32 incvalue, incperiod, shift; - /* Make sure clock is enabled on I217 before checking the frequency */ - if ((hw->mac.type == e1000_pch_lpt) && + /* Make sure clock is enabled on I217/I218/I219 before checking + * the frequency + */ + if (((hw->mac.type == e1000_pch_lpt) || + (hw->mac.type == e1000_pch_spt)) && !(er32(TSYNCTXCTL) & E1000_TSYNCTXCTL_ENABLED) && !(er32(TSYNCRXCTL) & E1000_TSYNCRXCTL_ENABLED)) { u32 fextnvm7 = er32(FEXTNVM7); @@ -3505,10 +3525,13 @@ s32 e1000e_get_base_timinca(struct e1000_adapter *adapter, u32 *timinca) switch (hw->mac.type) { case e1000_pch2lan: case e1000_pch_lpt: - /* On I217, the clock frequency is 25MHz or 96MHz as - * indicated by the System Clock Frequency Indication + case e1000_pch_spt: + /* On I217, I218 and I219, the clock frequency is 25MHz + * or 96MHz as indicated by the System Clock Frequency + * Indication */ - if ((hw->mac.type != e1000_pch_lpt) || + if (((hw->mac.type != e1000_pch_lpt) && + (hw->mac.type != e1000_pch_spt)) || (er32(TSYNCRXCTL) & E1000_TSYNCRXCTL_SYSCFI)) { /* Stable 96MHz frequency */ incperiod = INCPERIOD_96MHz; @@ -3875,6 +3898,7 @@ void e1000e_reset(struct e1000_adapter *adapter) break; case e1000_pch2lan: case e1000_pch_lpt: + case e1000_pch_spt: fc->refresh_time = 0x0400; if (adapter->netdev->mtu <= ETH_DATA_LEN) { @@ -4759,7 +4783,8 @@ static void e1000e_update_stats(struct e1000_adapter *adapter) adapter->stats.mgpdc += er32(MGTPDC); /* Correctable ECC Errors */ - if (hw->mac.type == e1000_pch_lpt) { + if ((hw->mac.type == e1000_pch_lpt) || + (hw->mac.type == e1000_pch_spt)) { u32 pbeccsts = er32(PBECCSTS); adapter->corr_errors += @@ -6144,7 +6169,8 @@ static int __e1000_shutdown(struct pci_dev *pdev, bool runtime) if (adapter->hw.phy.type == e1000_phy_igp_3) { e1000e_igp3_phy_powerdown_workaround_ich8lan(&adapter->hw); - } else if (hw->mac.type == e1000_pch_lpt) { + } else if ((hw->mac.type == e1000_pch_lpt) || + (hw->mac.type == e1000_pch_spt)) { if (!(wufc & (E1000_WUFC_EX | E1000_WUFC_MC | E1000_WUFC_BC))) /* ULP does not support wake from unicast, multicast * or broadcast. @@ -7213,6 +7239,10 @@ static const struct pci_device_id e1000_pci_tbl[] = { { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_I218_V2), board_pch_lpt }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_I218_LM3), board_pch_lpt }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_I218_V3), board_pch_lpt }, + { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_SPT_I219_LM), board_pch_spt }, + { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_SPT_I219_V), board_pch_spt }, + { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_SPT_I219_LM2), board_pch_spt }, + { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_SPT_I219_V2), board_pch_spt }, { 0, 0, 0, 0, 0, 0, 0 } /* terminate list */ }; diff --git a/drivers/net/ethernet/intel/e1000e/ptp.c b/drivers/net/ethernet/intel/e1000e/ptp.c index 978ef9c4a043..1490f1e8d6aa 100644 --- a/drivers/net/ethernet/intel/e1000e/ptp.c +++ b/drivers/net/ethernet/intel/e1000e/ptp.c @@ -221,7 +221,9 @@ void e1000e_ptp_init(struct e1000_adapter *adapter) switch (hw->mac.type) { case e1000_pch2lan: case e1000_pch_lpt: - if ((hw->mac.type != e1000_pch_lpt) || + case e1000_pch_spt: + if (((hw->mac.type != e1000_pch_lpt) && + (hw->mac.type != e1000_pch_spt)) || (er32(TSYNCRXCTL) & E1000_TSYNCRXCTL_SYSCFI)) { adapter->ptp_clock_info.max_adj = 24000000 - 1; break; diff --git a/drivers/net/ethernet/intel/e1000e/regs.h b/drivers/net/ethernet/intel/e1000e/regs.h index ea235bbe50d3..85eefc4832ba 100644 --- a/drivers/net/ethernet/intel/e1000e/regs.h +++ b/drivers/net/ethernet/intel/e1000e/regs.h @@ -38,6 +38,7 @@ #define E1000_FEXTNVM4 0x00024 /* Future Extended NVM 4 - RW */ #define E1000_FEXTNVM6 0x00010 /* Future Extended NVM 6 - RW */ #define E1000_FEXTNVM7 0x000E4 /* Future Extended NVM 7 - RW */ +#define E1000_PCIEANACFG 0x00F18 /* PCIE Analog Config */ #define E1000_FCT 0x00030 /* Flow Control Type - RW */ #define E1000_VET 0x00038 /* VLAN Ether Type - RW */ #define E1000_ICR 0x000C0 /* Interrupt Cause Read - R/clr */ @@ -67,6 +68,7 @@ #define E1000_PBA 0x01000 /* Packet Buffer Allocation - RW */ #define E1000_PBS 0x01008 /* Packet Buffer Size */ #define E1000_PBECCSTS 0x0100C /* Packet Buffer ECC Status - RW */ +#define E1000_IOSFPC 0x00F28 /* TX corrupted data */ #define E1000_EEMNGCTL 0x01010 /* MNG EEprom Control */ #define E1000_EEWR 0x0102C /* EEPROM Write Register - RW */ #define E1000_FLOP 0x0103C /* FLASH Opcode Register */ @@ -121,6 +123,7 @@ (0x054E4 + ((_i - 16) * 8))) #define E1000_SHRAL(_i) (0x05438 + ((_i) * 8)) #define E1000_SHRAH(_i) (0x0543C + ((_i) * 8)) +#define E1000_TARC0_CB_MULTIQ_3_REQ (1 << 28 | 1 << 29) #define E1000_TDFH 0x03410 /* Tx Data FIFO Head - RW */ #define E1000_TDFT 0x03418 /* Tx Data FIFO Tail - RW */ #define E1000_TDFHS 0x03420 /* Tx Data FIFO Head Saved - RW */ diff --git a/drivers/net/ethernet/intel/i40e/Makefile b/drivers/net/ethernet/intel/i40e/Makefile index c40581999121..023e452aff8c 100644 --- a/drivers/net/ethernet/intel/i40e/Makefile +++ b/drivers/net/ethernet/intel/i40e/Makefile @@ -1,7 +1,7 @@ ################################################################################ # # Intel Ethernet Controller XL710 Family Linux Driver -# Copyright(c) 2013 - 2014 Intel Corporation. +# Copyright(c) 2013 - 2015 Intel Corporation. # # This program is free software; you can redistribute it and/or modify it # under the terms and conditions of the GNU General Public License, @@ -37,6 +37,7 @@ i40e-objs := i40e_main.o \ i40e_hmc.o \ i40e_lan_hmc.o \ i40e_nvm.o \ + i40e_configfs.o \ i40e_debugfs.o \ i40e_diag.o \ i40e_txrx.o \ diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h index 2b65cdcad6ba..1e9576bb911e 100644 --- a/drivers/net/ethernet/intel/i40e/i40e.h +++ b/drivers/net/ethernet/intel/i40e/i40e.h @@ -1,7 +1,7 @@ /******************************************************************************* * * Intel Ethernet Controller XL710 Family Linux Driver - * Copyright(c) 2013 - 2014 Intel Corporation. + * Copyright(c) 2013 - 2015 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -36,6 +36,7 @@ #include <linux/aer.h> #include <linux/netdevice.h> #include <linux/ioport.h> +#include <linux/iommu.h> #include <linux/slab.h> #include <linux/list.h> #include <linux/string.h> @@ -49,6 +50,7 @@ #include <net/ip6_checksum.h> #include <linux/ethtool.h> #include <linux/if_vlan.h> +#include <linux/if_bridge.h> #include <linux/clocksource.h> #include <linux/net_tstamp.h> #include <linux/ptp_clock_kernel.h> @@ -94,6 +96,9 @@ #define I40E_QUEUE_WAIT_RETRY_LIMIT 10 #define I40E_INT_NAME_STR_LEN (IFNAMSIZ + 9) +/* Ethtool Private Flags */ +#define I40E_PRIV_FLAGS_NPAR_FLAG (1 << 0) + #define I40E_NVM_VERSION_LO_SHIFT 0 #define I40E_NVM_VERSION_LO_MASK (0xff << I40E_NVM_VERSION_LO_SHIFT) #define I40E_NVM_VERSION_HI_SHIFT 12 @@ -140,6 +145,7 @@ enum i40e_state_t { __I40E_CORE_RESET_REQUESTED, __I40E_GLOBAL_RESET_REQUESTED, __I40E_EMP_RESET_REQUESTED, + __I40E_EMP_RESET_INTR_RECEIVED, __I40E_FILTER_OVERFLOW_PROMISC, __I40E_SUSPENDED, __I40E_PTP_TX_IN_PROGRESS, @@ -383,6 +389,9 @@ struct i40e_pf { bool ptp_tx; bool ptp_rx; u16 rss_table_size; + /* These are only valid in NPAR modes */ + u32 npar_max_bw; + u32 npar_min_bw; }; struct i40e_mac_filter { @@ -405,6 +414,7 @@ struct i40e_veb { u16 uplink_seid; u16 stats_idx; /* index of VEB parent */ u8 enabled_tc; + u16 bridge_mode; /* Bridge Mode (VEB/VEPA) */ u16 flags; u16 bw_limit; u8 bw_max_quanta; @@ -504,6 +514,9 @@ struct i40e_vsi { /* VSI specific handlers */ irqreturn_t (*irq_handler)(int irq, void *data); + + /* current rxnfc data */ + struct ethtool_rxnfc rxnfc; /* current rss hash opts */ } ____cacheline_internodealigned_in_smp; struct i40e_netdev_priv { @@ -680,6 +693,7 @@ int i40e_vlan_rx_add_vid(struct net_device *netdev, int i40e_vlan_rx_kill_vid(struct net_device *netdev, __always_unused __be16 proto, u16 vid); #endif +int i40e_open(struct net_device *netdev); int i40e_vsi_open(struct i40e_vsi *vsi); void i40e_vlan_stripping_disable(struct i40e_vsi *vsi); int i40e_vsi_add_vlan(struct i40e_vsi *vsi, s16 vid); @@ -690,7 +704,6 @@ bool i40e_is_vsi_in_vlan(struct i40e_vsi *vsi); struct i40e_mac_filter *i40e_find_mac(struct i40e_vsi *vsi, u8 *macaddr, bool is_vf, bool is_netdev); #ifdef I40E_FCOE -int i40e_open(struct net_device *netdev); int i40e_close(struct net_device *netdev); int i40e_setup_tc(struct net_device *netdev, u8 tc); void i40e_netpoll(struct net_device *netdev); @@ -727,4 +740,12 @@ int i40e_ptp_set_ts_config(struct i40e_pf *pf, struct ifreq *ifr); int i40e_ptp_get_ts_config(struct i40e_pf *pf, struct ifreq *ifr); void i40e_ptp_init(struct i40e_pf *pf); void i40e_ptp_stop(struct i40e_pf *pf); +int i40e_is_vsi_uplink_mode_veb(struct i40e_vsi *vsi); +#if IS_ENABLED(CONFIG_CONFIGFS_FS) +int i40e_configfs_init(void); +void i40e_configfs_exit(void); +#endif /* CONFIG_CONFIGFS_FS */ +i40e_status i40e_get_npar_bw_setting(struct i40e_pf *pf); +i40e_status i40e_set_npar_bw_setting(struct i40e_pf *pf); +i40e_status i40e_commit_npar_bw_setting(struct i40e_pf *pf); #endif /* _I40E_H_ */ diff --git a/drivers/net/ethernet/intel/i40e/i40e_common.c b/drivers/net/ethernet/intel/i40e/i40e_common.c index 11a9ffebf8d8..88b2d45578dd 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_common.c +++ b/drivers/net/ethernet/intel/i40e/i40e_common.c @@ -1,7 +1,7 @@ /******************************************************************************* * * Intel Ethernet Controller XL710 Family Linux Driver - * Copyright(c) 2013 - 2014 Intel Corporation. + * Copyright(c) 2013 - 2015 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -94,16 +94,19 @@ void i40e_debug_aq(struct i40e_hw *hw, enum i40e_debug_mask mask, void *desc, i40e_debug(hw, mask, "AQ CMD: opcode 0x%04X, flags 0x%04X, datalen 0x%04X, retval 0x%04X\n", - aq_desc->opcode, aq_desc->flags, aq_desc->datalen, - aq_desc->retval); + le16_to_cpu(aq_desc->opcode), + le16_to_cpu(aq_desc->flags), + le16_to_cpu(aq_desc->datalen), + le16_to_cpu(aq_desc->retval)); i40e_debug(hw, mask, "\tcookie (h,l) 0x%08X 0x%08X\n", - aq_desc->cookie_high, aq_desc->cookie_low); + le32_to_cpu(aq_desc->cookie_high), + le32_to_cpu(aq_desc->cookie_low)); i40e_debug(hw, mask, "\tparam (0,1) 0x%08X 0x%08X\n", - aq_desc->params.internal.param0, - aq_desc->params.internal.param1); + le32_to_cpu(aq_desc->params.internal.param0), + le32_to_cpu(aq_desc->params.internal.param1)); i40e_debug(hw, mask, "\taddr (h,l) 0x%08X 0x%08X\n", - aq_desc->params.external.addr_high, - aq_desc->params.external.addr_low); + le32_to_cpu(aq_desc->params.external.addr_high), + le32_to_cpu(aq_desc->params.external.addr_low)); if ((buffer != NULL) && (aq_desc->datalen != 0)) { memset(data, 0, sizeof(data)); @@ -116,15 +119,19 @@ void i40e_debug_aq(struct i40e_hw *hw, enum i40e_debug_mask mask, void *desc, if ((i % 16) == 15) { i40e_debug(hw, mask, "\t0x%04X %08X %08X %08X %08X\n", - i - 15, data[0], data[1], data[2], - data[3]); + i - 15, le32_to_cpu(data[0]), + le32_to_cpu(data[1]), + le32_to_cpu(data[2]), + le32_to_cpu(data[3])); memset(data, 0, sizeof(data)); } } if ((i % 16) != 0) i40e_debug(hw, mask, "\t0x%04X %08X %08X %08X %08X\n", - i - (i % 16), data[0], data[1], data[2], - data[3]); + i - (i % 16), le32_to_cpu(data[0]), + le32_to_cpu(data[1]), + le32_to_cpu(data[2]), + le32_to_cpu(data[3])); } } @@ -1297,14 +1304,14 @@ enum i40e_status_code i40e_set_fc(struct i40e_hw *hw, u8 *aq_failures, *aq_failures |= I40E_SET_FC_AQ_FAIL_SET; } /* Update the link info */ - status = i40e_update_link_info(hw, true); + status = i40e_aq_get_link_info(hw, true, NULL, NULL); if (status) { /* Wait a little bit (on 40G cards it sometimes takes a really * long time for link to come back from the atomic reset) * and try once more */ msleep(1000); - status = i40e_update_link_info(hw, true); + status = i40e_aq_get_link_info(hw, true, NULL, NULL); } if (status) *aq_failures |= I40E_SET_FC_AQ_FAIL_UPDATE; @@ -1452,35 +1459,6 @@ aq_get_link_info_exit: } /** - * i40e_update_link_info - * @hw: pointer to the hw struct - * @enable_lse: enable/disable LinkStatusEvent reporting - * - * Returns the link status of the adapter - **/ -i40e_status i40e_update_link_info(struct i40e_hw *hw, bool enable_lse) -{ - struct i40e_aq_get_phy_abilities_resp abilities; - i40e_status status; - - status = i40e_aq_get_link_info(hw, enable_lse, NULL, NULL); - if (status) - return status; - - status = i40e_aq_get_phy_capabilities(hw, false, false, - &abilities, NULL); - if (status) - return status; - - if (abilities.abilities & I40E_AQ_PHY_AN_ENABLED) - hw->phy.link_info.an_enabled = true; - else - hw->phy.link_info.an_enabled = false; - - return status; -} - -/** * i40e_aq_set_phy_int_mask * @hw: pointer to the hw struct * @mask: interrupt mask to be set @@ -1816,7 +1794,7 @@ i40e_status i40e_aq_send_driver_version(struct i40e_hw *hw, i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_driver_version); - desc.flags |= cpu_to_le16(I40E_AQ_FLAG_SI); + desc.flags |= cpu_to_le16(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD); cmd->driver_major_ver = dv->major_version; cmd->driver_minor_ver = dv->minor_version; cmd->driver_build_ver = dv->build_version; @@ -3376,6 +3354,47 @@ i40e_status i40e_aq_add_rem_control_packet_filter(struct i40e_hw *hw, } /** + * i40e_aq_alternate_read + * @hw: pointer to the hardware structure + * @reg_addr0: address of first dword to be read + * @reg_val0: pointer for data read from 'reg_addr0' + * @reg_addr1: address of second dword to be read + * @reg_val1: pointer for data read from 'reg_addr1' + * + * Read one or two dwords from alternate structure. Fields are indicated + * by 'reg_addr0' and 'reg_addr1' register numbers. If 'reg_val1' pointer + * is not passed then only register at 'reg_addr0' is read. + * + **/ +i40e_status i40e_aq_alternate_read(struct i40e_hw *hw, + u32 reg_addr0, u32 *reg_val0, + u32 reg_addr1, u32 *reg_val1) +{ + struct i40e_aq_desc desc; + struct i40e_aqc_alternate_write *cmd_resp = + (struct i40e_aqc_alternate_write *)&desc.params.raw; + i40e_status status; + + if (!reg_val0) + return I40E_ERR_PARAM; + + i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_alternate_read); + cmd_resp->address0 = cpu_to_le32(reg_addr0); + cmd_resp->address1 = cpu_to_le32(reg_addr1); + + status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL); + + if (!status) { + *reg_val0 = le32_to_cpu(cmd_resp->data0); + + if (reg_val1) + *reg_val1 = le32_to_cpu(cmd_resp->data1); + } + + return status; +} + +/** * i40e_aq_resume_port_tx * @hw: pointer to the hardware structure * @cmd_details: pointer to command details structure or NULL @@ -3439,3 +3458,79 @@ void i40e_set_pci_config_data(struct i40e_hw *hw, u16 link_status) break; } } + +/** + * i40e_read_bw_from_alt_ram + * @hw: pointer to the hardware structure + * @max_bw: pointer for max_bw read + * @min_bw: pointer for min_bw read + * @min_valid: pointer for bool that is true if min_bw is a valid value + * @max_valid: pointer for bool that is true if max_bw is a valid value + * + * Read bw from the alternate ram for the given pf + **/ +i40e_status i40e_read_bw_from_alt_ram(struct i40e_hw *hw, + u32 *max_bw, u32 *min_bw, + bool *min_valid, bool *max_valid) +{ + i40e_status status; + u32 max_bw_addr, min_bw_addr; + + /* Calculate the address of the min/max bw registers */ + max_bw_addr = I40E_ALT_STRUCT_FIRST_PF_OFFSET + + I40E_ALT_STRUCT_MAX_BW_OFFSET + + (I40E_ALT_STRUCT_DWORDS_PER_PF * hw->pf_id); + min_bw_addr = I40E_ALT_STRUCT_FIRST_PF_OFFSET + + I40E_ALT_STRUCT_MIN_BW_OFFSET + + (I40E_ALT_STRUCT_DWORDS_PER_PF * hw->pf_id); + + /* Read the bandwidths from alt ram */ + status = i40e_aq_alternate_read(hw, max_bw_addr, max_bw, + min_bw_addr, min_bw); + + if (*min_bw & I40E_ALT_BW_VALID_MASK) + *min_valid = true; + else + *min_valid = false; + + if (*max_bw & I40E_ALT_BW_VALID_MASK) + *max_valid = true; + else + *max_valid = false; + + return status; +} + +/** + * i40e_aq_configure_partition_bw + * @hw: pointer to the hardware structure + * @bw_data: Buffer holding valid pfs and bw limits + * @cmd_details: pointer to command details + * + * Configure partitions guaranteed/max bw + **/ +i40e_status i40e_aq_configure_partition_bw(struct i40e_hw *hw, + struct i40e_aqc_configure_partition_bw_data *bw_data, + struct i40e_asq_cmd_details *cmd_details) +{ + i40e_status status; + struct i40e_aq_desc desc; + u16 bwd_size = sizeof(*bw_data); + + i40e_fill_default_direct_cmd_desc(&desc, + i40e_aqc_opc_configure_partition_bw); + + /* Indirect command */ + desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF); + desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_RD); + + if (bwd_size > I40E_AQ_LARGE_BUF) + desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB); + + desc.datalen = cpu_to_le16(bwd_size); + + status = i40e_asq_send_command(hw, &desc, bw_data, bwd_size, + cmd_details); + + return status; +} diff --git a/drivers/net/ethernet/intel/i40e/i40e_configfs.c b/drivers/net/ethernet/intel/i40e/i40e_configfs.c new file mode 100644 index 000000000000..3af4f14559d7 --- /dev/null +++ b/drivers/net/ethernet/intel/i40e/i40e_configfs.c @@ -0,0 +1,354 @@ +/******************************************************************************* + * + * Intel Ethernet Controller XL710 Family Linux Driver + * Copyright(c) 2013 - 2015 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along + * with this program. If not, see <http://www.gnu.org/licenses/>. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + ******************************************************************************/ + +#include <linux/configfs.h> +#include "i40e.h" + +#if IS_ENABLED(CONFIG_CONFIGFS_FS) + +/** + * configfs structure for i40e + * + * This file adds code for configfs support for the i40e driver. This sets + * up a filesystem under /sys/kernel/config in which configuration changes + * can be made for the driver's netdevs. + * + * The initialization in this code creates the "i40e" entry in the configfs + * system. After that, the user needs to use mkdir to create configurations + * for specific netdev ports; for example "mkdir eth3". This code will verify + * that such a netdev exists and that it is owned by i40e. + * + **/ + +struct i40e_cfgfs_vsi { + struct config_item item; + struct i40e_vsi *vsi; +}; + +static inline struct i40e_cfgfs_vsi *to_i40e_cfgfs_vsi(struct config_item *item) +{ + return item ? container_of(item, struct i40e_cfgfs_vsi, item) : NULL; +} + +static struct configfs_attribute i40e_cfgfs_vsi_attr_min_bw = { + .ca_owner = THIS_MODULE, + .ca_name = "min_bw", + .ca_mode = S_IRUGO | S_IWUSR, +}; + +static struct configfs_attribute i40e_cfgfs_vsi_attr_max_bw = { + .ca_owner = THIS_MODULE, + .ca_name = "max_bw", + .ca_mode = S_IRUGO | S_IWUSR, +}; + +static struct configfs_attribute i40e_cfgfs_vsi_attr_commit = { + .ca_owner = THIS_MODULE, + .ca_name = "commit", + .ca_mode = S_IRUGO | S_IWUSR, +}; + +static struct configfs_attribute i40e_cfgfs_vsi_attr_port_count = { + .ca_owner = THIS_MODULE, + .ca_name = "ports", + .ca_mode = S_IRUGO | S_IWUSR, +}; + +static struct configfs_attribute i40e_cfgfs_vsi_attr_part_count = { + .ca_owner = THIS_MODULE, + .ca_name = "partitions", + .ca_mode = S_IRUGO | S_IWUSR, +}; + +static struct configfs_attribute *i40e_cfgfs_vsi_attrs[] = { + &i40e_cfgfs_vsi_attr_min_bw, + &i40e_cfgfs_vsi_attr_max_bw, + &i40e_cfgfs_vsi_attr_commit, + &i40e_cfgfs_vsi_attr_port_count, + &i40e_cfgfs_vsi_attr_part_count, + NULL, +}; + +/** + * i40e_cfgfs_vsi_attr_show - Show a VSI's NPAR BW partition info + * @item: A pointer back to the configfs item created on driver load + * @attr: A pointer to this item's configuration attribute + * @page: A pointer to the output buffer + **/ +static ssize_t i40e_cfgfs_vsi_attr_show(struct config_item *item, + struct configfs_attribute *attr, + char *page) +{ + struct i40e_cfgfs_vsi *i40e_cfgfs_vsi = to_i40e_cfgfs_vsi(item); + struct i40e_pf *pf = i40e_cfgfs_vsi->vsi->back; + ssize_t count; + + if (i40e_cfgfs_vsi->vsi != pf->vsi[pf->lan_vsi]) + return 0; + + if (strncmp(attr->ca_name, "min_bw", 6) == 0) + count = sprintf(page, "%s %s %d%%\n", + i40e_cfgfs_vsi->vsi->netdev->name, + (pf->npar_min_bw & I40E_ALT_BW_RELATIVE_MASK) ? + "Relative Min BW" : "Absolute Min BW", + pf->npar_min_bw & I40E_ALT_BW_VALUE_MASK); + else if (strncmp(attr->ca_name, "max_bw", 6) == 0) + count = sprintf(page, "%s %s %d%%\n", + i40e_cfgfs_vsi->vsi->netdev->name, + (pf->npar_max_bw & I40E_ALT_BW_RELATIVE_MASK) ? + "Relative Max BW" : "Absolute Max BW", + pf->npar_max_bw & I40E_ALT_BW_VALUE_MASK); + else if (strncmp(attr->ca_name, "ports", 5) == 0) + count = sprintf(page, "%d\n", + pf->hw.num_ports); + else if (strncmp(attr->ca_name, "partitions", 10) == 0) + count = sprintf(page, "%d\n", + pf->hw.num_partitions); + else + return 0; + + return count; +} + +/** + * i40e_cfgfs_vsi_attr_store - Show a VSI's NPAR BW partition info + * @item: A pointer back to the configfs item created on driver load + * @attr: A pointer to this item's configuration attribute + * @page: A pointer to the user input buffer holding the user input values + **/ +static ssize_t i40e_cfgfs_vsi_attr_store(struct config_item *item, + struct configfs_attribute *attr, + const char *page, size_t count) +{ + struct i40e_cfgfs_vsi *i40e_cfgfs_vsi = to_i40e_cfgfs_vsi(item); + struct i40e_pf *pf = i40e_cfgfs_vsi->vsi->back; + char *p = (char *)page; + int rc; + unsigned long tmp; + + if (i40e_cfgfs_vsi->vsi != pf->vsi[pf->lan_vsi]) + return 0; + + if (!p || (*p && (*p == '\n'))) + return -EINVAL; + + rc = kstrtoul(p, 10, &tmp); + if (rc) + return rc; + if (tmp > 100) + return -ERANGE; + + if (strncmp(attr->ca_name, "min_bw", 6) == 0) { + if (tmp > (pf->npar_max_bw & I40E_ALT_BW_VALUE_MASK)) + return -ERANGE; + /* Preserve the valid and relative BW bits - the rest is + * don't care. + */ + pf->npar_min_bw &= (I40E_ALT_BW_RELATIVE_MASK | + I40E_ALT_BW_VALID_MASK); + pf->npar_min_bw |= (tmp & I40E_ALT_BW_VALUE_MASK); + i40e_set_npar_bw_setting(pf); + } else if (strncmp(attr->ca_name, "max_bw", 6) == 0) { + if (tmp < 1 || + tmp < (pf->npar_min_bw & I40E_ALT_BW_VALUE_MASK)) + return -ERANGE; + /* Preserve the valid and relative BW bits - the rest is + * don't care. + */ + pf->npar_max_bw &= (I40E_ALT_BW_RELATIVE_MASK | + I40E_ALT_BW_VALID_MASK); + pf->npar_max_bw |= (tmp & I40E_ALT_BW_VALUE_MASK); + i40e_set_npar_bw_setting(pf); + } else if (strncmp(attr->ca_name, "commit", 6) == 0 && tmp == 1) { + if (i40e_commit_npar_bw_setting(pf)) + return -EIO; + } + + return count; +} + +/** + * i40e_cfgfs_vsi_release - Free up the configuration item memory + * @item: A pointer back to the configfs item created on driver load + **/ +static void i40e_cfgfs_vsi_release(struct config_item *item) +{ + kfree(to_i40e_cfgfs_vsi(item)); +} + +static struct configfs_item_operations i40e_cfgfs_vsi_item_ops = { + .release = i40e_cfgfs_vsi_release, + .show_attribute = i40e_cfgfs_vsi_attr_show, + .store_attribute = i40e_cfgfs_vsi_attr_store, +}; + +static struct config_item_type i40e_cfgfs_vsi_type = { + .ct_item_ops = &i40e_cfgfs_vsi_item_ops, + .ct_attrs = i40e_cfgfs_vsi_attrs, + .ct_owner = THIS_MODULE, +}; + +struct i40e_cfgfs_group { + struct config_group group; +}; + +/** + * to_i40e_cfgfs_group - Get the group pointer from the config item + * @item: A pointer back to the configfs item created on driver load + **/ +static inline struct i40e_cfgfs_group * +to_i40e_cfgfs_group(struct config_item *item) +{ + return item ? container_of(to_config_group(item), + struct i40e_cfgfs_group, group) : NULL; +} + +/** + * i40e_cfgfs_group_make_item - Create the configfs item with group container + * @group: A pointer to our configfs group + * @name: A pointer to the nume of the device we're looking for + **/ +static struct config_item * +i40e_cfgfs_group_make_item(struct config_group *group, const char *name) +{ + struct i40e_cfgfs_vsi *i40e_cfgfs_vsi; + struct net_device *netdev; + struct i40e_netdev_priv *np; + + read_lock(&dev_base_lock); + netdev = first_net_device(&init_net); + while (netdev) { + if (strncmp(netdev->name, name, sizeof(netdev->name)) == 0) + break; + netdev = next_net_device(netdev); + } + read_unlock(&dev_base_lock); + + if (!netdev) + return ERR_PTR(-ENODEV); + + /* is this netdev owned by i40e? */ + if (netdev->netdev_ops->ndo_open != i40e_open) + return ERR_PTR(-EACCES); + + i40e_cfgfs_vsi = kzalloc(sizeof(*i40e_cfgfs_vsi), GFP_KERNEL); + if (!i40e_cfgfs_vsi) + return ERR_PTR(-ENOMEM); + + np = netdev_priv(netdev); + i40e_cfgfs_vsi->vsi = np->vsi; + config_item_init_type_name(&i40e_cfgfs_vsi->item, name, + &i40e_cfgfs_vsi_type); + + return &i40e_cfgfs_vsi->item; +} + +static struct configfs_attribute i40e_cfgfs_group_attr_description = { + .ca_owner = THIS_MODULE, + .ca_name = "description", + .ca_mode = S_IRUGO, +}; + +static struct configfs_attribute *i40e_cfgfs_group_attrs[] = { + &i40e_cfgfs_group_attr_description, + NULL, +}; + +static ssize_t i40e_cfgfs_group_attr_show(struct config_item *item, + struct configfs_attribute *attr, + char *page) +{ + return sprintf(page, +"i40e\n" +"\n" +"This subsystem allows the modification of network port configurations.\n" +"To start, use the name of the network port to be configured in a 'mkdir'\n" +"command, e.g. 'mkdir eth3'.\n"); +} + +static void i40e_cfgfs_group_release(struct config_item *item) +{ + kfree(to_i40e_cfgfs_group(item)); +} + +static struct configfs_item_operations i40e_cfgfs_group_item_ops = { + .release = i40e_cfgfs_group_release, + .show_attribute = i40e_cfgfs_group_attr_show, +}; + +/* Note that, since no extra work is required on ->drop_item(), + * no ->drop_item() is provided. + */ +static struct configfs_group_operations i40e_cfgfs_group_ops = { + .make_item = i40e_cfgfs_group_make_item, +}; + +static struct config_item_type i40e_cfgfs_group_type = { + .ct_item_ops = &i40e_cfgfs_group_item_ops, + .ct_group_ops = &i40e_cfgfs_group_ops, + .ct_attrs = i40e_cfgfs_group_attrs, + .ct_owner = THIS_MODULE, +}; + +static struct configfs_subsystem i40e_cfgfs_group_subsys = { + .su_group = { + .cg_item = { + .ci_namebuf = "i40e", + .ci_type = &i40e_cfgfs_group_type, + }, + }, +}; + +/** + * i40e_configfs_init - Initialize configfs support for our driver + **/ +int i40e_configfs_init(void) +{ + int ret; + struct configfs_subsystem *subsys; + + subsys = &i40e_cfgfs_group_subsys; + + config_group_init(&subsys->su_group); + mutex_init(&subsys->su_mutex); + ret = configfs_register_subsystem(subsys); + if (ret) { + pr_err("Error %d while registering configfs subsystem %s\n", + ret, subsys->su_group.cg_item.ci_namebuf); + return ret; + } + + return 0; +} + +/** + * i40e_configfs_init - Bail out - unregister configfs subsystem and release + **/ +void i40e_configfs_exit(void) +{ + configfs_unregister_subsystem(&i40e_cfgfs_group_subsys); +} +#endif /* IS_ENABLED(CONFIG_CONFIGFS_FS) */ diff --git a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c index 61236f983971..30cf0be7d1b2 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c +++ b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c @@ -921,9 +921,10 @@ static void i40e_dbg_dump_veb_seid(struct i40e_pf *pf, int seid) return; } dev_info(&pf->pdev->dev, - "veb idx=%d,%d stats_ic=%d seid=%d uplink=%d\n", + "veb idx=%d,%d stats_ic=%d seid=%d uplink=%d mode=%s\n", veb->idx, veb->veb_idx, veb->stats_idx, veb->seid, - veb->uplink_seid); + veb->uplink_seid, + veb->bridge_mode == BRIDGE_MODE_VEPA ? "VEPA" : "VEB"); i40e_dbg_dump_eth_stats(pf, &veb->stats); } @@ -1485,11 +1486,15 @@ static ssize_t i40e_dbg_command_write(struct file *filp, } else { dev_info(&pf->pdev->dev, "clear_stats vsi [seid]\n"); } - } else if (strncmp(&cmd_buf[12], "pf", 2) == 0) { - i40e_pf_reset_stats(pf); - dev_info(&pf->pdev->dev, "pf clear stats called\n"); + } else if (strncmp(&cmd_buf[12], "port", 4) == 0) { + if (pf->hw.partition_id == 1) { + i40e_pf_reset_stats(pf); + dev_info(&pf->pdev->dev, "port stats cleared\n"); + } else { + dev_info(&pf->pdev->dev, "clear port stats not allowed on this port partition\n"); + } } else { - dev_info(&pf->pdev->dev, "clear_stats vsi [seid] or clear_stats pf\n"); + dev_info(&pf->pdev->dev, "clear_stats vsi [seid] or clear_stats port\n"); } } else if (strncmp(cmd_buf, "send aq_cmd", 11) == 0) { struct i40e_aq_desc *desc; @@ -1895,7 +1900,7 @@ static ssize_t i40e_dbg_command_write(struct file *filp, dev_info(&pf->pdev->dev, " read <reg>\n"); dev_info(&pf->pdev->dev, " write <reg> <value>\n"); dev_info(&pf->pdev->dev, " clear_stats vsi [seid]\n"); - dev_info(&pf->pdev->dev, " clear_stats pf\n"); + dev_info(&pf->pdev->dev, " clear_stats port\n"); dev_info(&pf->pdev->dev, " pfr\n"); dev_info(&pf->pdev->dev, " corer\n"); dev_info(&pf->pdev->dev, " globr\n"); diff --git a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c index b8230dc205ec..309bd1cf13e2 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c +++ b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c @@ -1,7 +1,7 @@ /******************************************************************************* * * Intel Ethernet Controller XL710 Family Linux Driver - * Copyright(c) 2013 - 2014 Intel Corporation. + * Copyright(c) 2013 - 2015 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -113,7 +113,6 @@ static struct i40e_stats i40e_gstrings_stats[] = { I40E_PF_STAT("tx_broadcast", stats.eth.tx_broadcast), I40E_PF_STAT("tx_errors", stats.eth.tx_errors), I40E_PF_STAT("rx_dropped", stats.eth.rx_discards), - I40E_PF_STAT("tx_dropped", stats.eth.tx_discards), I40E_PF_STAT("tx_dropped_link_down", stats.tx_dropped_link_down), I40E_PF_STAT("crc_errors", stats.crc_errors), I40E_PF_STAT("illegal_bytes", stats.illegal_bytes), @@ -218,6 +217,13 @@ static const char i40e_gstrings_test[][ETH_GSTRING_LEN] = { #define I40E_TEST_LEN (sizeof(i40e_gstrings_test) / ETH_GSTRING_LEN) +static const char i40e_priv_flags_strings[][ETH_GSTRING_LEN] = { + "NPAR", +}; + +#define I40E_PRIV_FLAGS_STR_LEN \ + (sizeof(i40e_priv_flags_strings) / ETH_GSTRING_LEN) + /** * i40e_partition_setting_complaint - generic complaint for MFP restriction * @pf: the PF struct @@ -229,73 +235,20 @@ static void i40e_partition_setting_complaint(struct i40e_pf *pf) } /** - * i40e_get_settings - Get Link Speed and Duplex settings + * i40e_get_settings_link_up - Get the Link settings for when link is up + * @hw: hw structure + * @ecmd: ethtool command to fill in * @netdev: network interface device structure - * @ecmd: ethtool command * - * Reports speed/duplex settings based on media_type **/ -static int i40e_get_settings(struct net_device *netdev, - struct ethtool_cmd *ecmd) +static void i40e_get_settings_link_up(struct i40e_hw *hw, + struct ethtool_cmd *ecmd, + struct net_device *netdev) { - struct i40e_netdev_priv *np = netdev_priv(netdev); - struct i40e_pf *pf = np->vsi->back; - struct i40e_hw *hw = &pf->hw; struct i40e_link_status *hw_link_info = &hw->phy.link_info; - bool link_up = hw_link_info->link_info & I40E_AQ_LINK_UP; u32 link_speed = hw_link_info->link_speed; - /* hardware is either in 40G mode or 10G mode - * NOTE: this section initializes supported and advertising - */ - if (!link_up) { - /* link is down and the driver needs to fall back on - * device ID to determine what kinds of info to display, - * it's mostly a guess that may change when link is up - */ - switch (hw->device_id) { - case I40E_DEV_ID_QSFP_A: - case I40E_DEV_ID_QSFP_B: - case I40E_DEV_ID_QSFP_C: - /* pluggable QSFP */ - ecmd->supported = SUPPORTED_40000baseSR4_Full | - SUPPORTED_40000baseCR4_Full | - SUPPORTED_40000baseLR4_Full; - ecmd->advertising = ADVERTISED_40000baseSR4_Full | - ADVERTISED_40000baseCR4_Full | - ADVERTISED_40000baseLR4_Full; - break; - case I40E_DEV_ID_KX_B: - /* backplane 40G */ - ecmd->supported = SUPPORTED_40000baseKR4_Full; - ecmd->advertising = ADVERTISED_40000baseKR4_Full; - break; - case I40E_DEV_ID_KX_C: - /* backplane 10G */ - ecmd->supported = SUPPORTED_10000baseKR_Full; - ecmd->advertising = ADVERTISED_10000baseKR_Full; - break; - case I40E_DEV_ID_10G_BASE_T: - ecmd->supported = SUPPORTED_10000baseT_Full | - SUPPORTED_1000baseT_Full | - SUPPORTED_100baseT_Full; - ecmd->advertising = ADVERTISED_10000baseT_Full | - ADVERTISED_1000baseT_Full | - ADVERTISED_100baseT_Full; - break; - default: - /* all the rest are 10G/1G */ - ecmd->supported = SUPPORTED_10000baseT_Full | - SUPPORTED_1000baseT_Full; - ecmd->advertising = ADVERTISED_10000baseT_Full | - ADVERTISED_1000baseT_Full; - break; - } - - /* skip phy_type use as it is zero when link is down */ - goto no_valid_phy_type; - } - + /* Initialize supported and advertised settings based on phy settings */ switch (hw_link_info->phy_type) { case I40E_PHY_TYPE_40GBASE_CR4: case I40E_PHY_TYPE_40GBASE_CR4_CU: @@ -304,6 +257,10 @@ static int i40e_get_settings(struct net_device *netdev, ecmd->advertising = ADVERTISED_Autoneg | ADVERTISED_40000baseCR4_Full; break; + case I40E_PHY_TYPE_XLAUI: + case I40E_PHY_TYPE_XLPPI: + ecmd->supported = SUPPORTED_40000baseCR4_Full; + break; case I40E_PHY_TYPE_40GBASE_KR4: ecmd->supported = SUPPORTED_Autoneg | SUPPORTED_40000baseKR4_Full; @@ -311,8 +268,6 @@ static int i40e_get_settings(struct net_device *netdev, ADVERTISED_40000baseKR4_Full; break; case I40E_PHY_TYPE_40GBASE_SR4: - case I40E_PHY_TYPE_XLPPI: - case I40E_PHY_TYPE_XLAUI: ecmd->supported = SUPPORTED_40000baseSR4_Full; break; case I40E_PHY_TYPE_40GBASE_LR4: @@ -334,20 +289,40 @@ static int i40e_get_settings(struct net_device *netdev, case I40E_PHY_TYPE_10GBASE_LR: case I40E_PHY_TYPE_1000BASE_SX: case I40E_PHY_TYPE_1000BASE_LX: - ecmd->supported = SUPPORTED_10000baseT_Full; - ecmd->supported |= SUPPORTED_1000baseT_Full; + ecmd->supported = SUPPORTED_10000baseT_Full | + SUPPORTED_1000baseT_Full; + if (hw_link_info->requested_speeds & I40E_LINK_SPEED_10GB) + ecmd->advertising |= ADVERTISED_10000baseT_Full; + if (hw_link_info->requested_speeds & I40E_LINK_SPEED_1GB) + ecmd->advertising |= ADVERTISED_1000baseT_Full; + break; + case I40E_PHY_TYPE_1000BASE_KX: + ecmd->supported = SUPPORTED_Autoneg | + SUPPORTED_1000baseKX_Full; + ecmd->advertising = ADVERTISED_Autoneg | + ADVERTISED_1000baseKX_Full; break; - case I40E_PHY_TYPE_10GBASE_CR1_CU: - case I40E_PHY_TYPE_10GBASE_CR1: case I40E_PHY_TYPE_10GBASE_T: + case I40E_PHY_TYPE_1000BASE_T: + case I40E_PHY_TYPE_100BASE_TX: ecmd->supported = SUPPORTED_Autoneg | SUPPORTED_10000baseT_Full | SUPPORTED_1000baseT_Full | SUPPORTED_100baseT_Full; + ecmd->advertising = ADVERTISED_Autoneg; + if (hw_link_info->requested_speeds & I40E_LINK_SPEED_10GB) + ecmd->advertising |= ADVERTISED_10000baseT_Full; + if (hw_link_info->requested_speeds & I40E_LINK_SPEED_1GB) + ecmd->advertising |= ADVERTISED_1000baseT_Full; + if (hw_link_info->requested_speeds & I40E_LINK_SPEED_100MB) + ecmd->advertising |= ADVERTISED_100baseT_Full; + break; + case I40E_PHY_TYPE_10GBASE_CR1_CU: + case I40E_PHY_TYPE_10GBASE_CR1: + ecmd->supported = SUPPORTED_Autoneg | + SUPPORTED_10000baseT_Full; ecmd->advertising = ADVERTISED_Autoneg | - ADVERTISED_10000baseT_Full | - ADVERTISED_1000baseT_Full | - ADVERTISED_100baseT_Full; + ADVERTISED_10000baseT_Full; break; case I40E_PHY_TYPE_XAUI: case I40E_PHY_TYPE_XFI: @@ -355,34 +330,14 @@ static int i40e_get_settings(struct net_device *netdev, case I40E_PHY_TYPE_10GBASE_SFPP_CU: ecmd->supported = SUPPORTED_10000baseT_Full; break; - case I40E_PHY_TYPE_1000BASE_KX: - case I40E_PHY_TYPE_1000BASE_T: - ecmd->supported = SUPPORTED_Autoneg | - SUPPORTED_10000baseT_Full | - SUPPORTED_1000baseT_Full | - SUPPORTED_100baseT_Full; - ecmd->advertising = ADVERTISED_Autoneg | - ADVERTISED_10000baseT_Full | - ADVERTISED_1000baseT_Full | - ADVERTISED_100baseT_Full; - break; - case I40E_PHY_TYPE_100BASE_TX: - ecmd->supported = SUPPORTED_Autoneg | - SUPPORTED_10000baseT_Full | - SUPPORTED_1000baseT_Full | - SUPPORTED_100baseT_Full; - ecmd->advertising = ADVERTISED_Autoneg | - ADVERTISED_10000baseT_Full | - ADVERTISED_1000baseT_Full | - ADVERTISED_100baseT_Full; - break; case I40E_PHY_TYPE_SGMII: ecmd->supported = SUPPORTED_Autoneg | SUPPORTED_1000baseT_Full | SUPPORTED_100baseT_Full; - ecmd->advertising = ADVERTISED_Autoneg | - ADVERTISED_1000baseT_Full | - ADVERTISED_100baseT_Full; + if (hw_link_info->requested_speeds & I40E_LINK_SPEED_1GB) + ecmd->advertising |= ADVERTISED_1000baseT_Full; + if (hw_link_info->requested_speeds & I40E_LINK_SPEED_100MB) + ecmd->advertising |= ADVERTISED_100baseT_Full; break; default: /* if we got here and link is up something bad is afoot */ @@ -390,8 +345,118 @@ static int i40e_get_settings(struct net_device *netdev, hw_link_info->phy_type); } -no_valid_phy_type: - /* this is if autoneg is enabled or disabled */ + /* Set speed and duplex */ + switch (link_speed) { + case I40E_LINK_SPEED_40GB: + /* need a SPEED_40000 in ethtool.h */ + ethtool_cmd_speed_set(ecmd, 40000); + break; + case I40E_LINK_SPEED_10GB: + ethtool_cmd_speed_set(ecmd, SPEED_10000); + break; + case I40E_LINK_SPEED_1GB: + ethtool_cmd_speed_set(ecmd, SPEED_1000); + break; + case I40E_LINK_SPEED_100MB: + ethtool_cmd_speed_set(ecmd, SPEED_100); + break; + default: + break; + } + ecmd->duplex = DUPLEX_FULL; +} + +/** + * i40e_get_settings_link_down - Get the Link settings for when link is down + * @hw: hw structure + * @ecmd: ethtool command to fill in + * + * Reports link settings that can be determined when link is down + **/ +static void i40e_get_settings_link_down(struct i40e_hw *hw, + struct ethtool_cmd *ecmd) +{ + struct i40e_link_status *hw_link_info = &hw->phy.link_info; + + /* link is down and the driver needs to fall back on + * device ID to determine what kinds of info to display, + * it's mostly a guess that may change when link is up + */ + switch (hw->device_id) { + case I40E_DEV_ID_QSFP_A: + case I40E_DEV_ID_QSFP_B: + case I40E_DEV_ID_QSFP_C: + /* pluggable QSFP */ + ecmd->supported = SUPPORTED_40000baseSR4_Full | + SUPPORTED_40000baseCR4_Full | + SUPPORTED_40000baseLR4_Full; + ecmd->advertising = ADVERTISED_40000baseSR4_Full | + ADVERTISED_40000baseCR4_Full | + ADVERTISED_40000baseLR4_Full; + break; + case I40E_DEV_ID_KX_B: + /* backplane 40G */ + ecmd->supported = SUPPORTED_40000baseKR4_Full; + ecmd->advertising = ADVERTISED_40000baseKR4_Full; + break; + case I40E_DEV_ID_KX_C: + /* backplane 10G */ + ecmd->supported = SUPPORTED_10000baseKR_Full; + ecmd->advertising = ADVERTISED_10000baseKR_Full; + break; + case I40E_DEV_ID_10G_BASE_T: + ecmd->supported = SUPPORTED_10000baseT_Full | + SUPPORTED_1000baseT_Full | + SUPPORTED_100baseT_Full; + /* Figure out what has been requested */ + if (hw_link_info->requested_speeds & I40E_LINK_SPEED_10GB) + ecmd->advertising |= ADVERTISED_10000baseT_Full; + if (hw_link_info->requested_speeds & I40E_LINK_SPEED_1GB) + ecmd->advertising |= ADVERTISED_1000baseT_Full; + if (hw_link_info->requested_speeds & I40E_LINK_SPEED_100MB) + ecmd->advertising |= ADVERTISED_100baseT_Full; + break; + default: + /* all the rest are 10G/1G */ + ecmd->supported = SUPPORTED_10000baseT_Full | + SUPPORTED_1000baseT_Full; + /* Figure out what has been requested */ + if (hw_link_info->requested_speeds & I40E_LINK_SPEED_10GB) + ecmd->advertising |= ADVERTISED_10000baseT_Full; + if (hw_link_info->requested_speeds & I40E_LINK_SPEED_1GB) + ecmd->advertising |= ADVERTISED_1000baseT_Full; + break; + } + + /* With no link speed and duplex are unknown */ + ethtool_cmd_speed_set(ecmd, SPEED_UNKNOWN); + ecmd->duplex = DUPLEX_UNKNOWN; +} + +/** + * i40e_get_settings - Get Link Speed and Duplex settings + * @netdev: network interface device structure + * @ecmd: ethtool command + * + * Reports speed/duplex settings based on media_type + **/ +static int i40e_get_settings(struct net_device *netdev, + struct ethtool_cmd *ecmd) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_pf *pf = np->vsi->back; + struct i40e_hw *hw = &pf->hw; + struct i40e_link_status *hw_link_info = &hw->phy.link_info; + bool link_up = hw_link_info->link_info & I40E_AQ_LINK_UP; + + if (link_up) + i40e_get_settings_link_up(hw, ecmd, netdev); + else + i40e_get_settings_link_down(hw, ecmd); + + /* Now set the settings that don't rely on link being up/down */ + + /* Set autoneg settings */ ecmd->autoneg = ((hw_link_info->an_info & I40E_AQ_AN_COMPLETED) ? AUTONEG_ENABLE : AUTONEG_DISABLE); @@ -424,11 +489,13 @@ no_valid_phy_type: break; } + /* Set transceiver */ ecmd->transceiver = XCVR_EXTERNAL; + /* Set flow control settings */ ecmd->supported |= SUPPORTED_Pause; - switch (hw->fc.current_mode) { + switch (hw->fc.requested_mode) { case I40E_FC_FULL: ecmd->advertising |= ADVERTISED_Pause; break; @@ -445,30 +512,6 @@ no_valid_phy_type: break; } - if (link_up) { - switch (link_speed) { - case I40E_LINK_SPEED_40GB: - /* need a SPEED_40000 in ethtool.h */ - ethtool_cmd_speed_set(ecmd, 40000); - break; - case I40E_LINK_SPEED_10GB: - ethtool_cmd_speed_set(ecmd, SPEED_10000); - break; - case I40E_LINK_SPEED_1GB: - ethtool_cmd_speed_set(ecmd, SPEED_1000); - break; - case I40E_LINK_SPEED_100MB: - ethtool_cmd_speed_set(ecmd, SPEED_100); - break; - default: - break; - } - ecmd->duplex = DUPLEX_FULL; - } else { - ethtool_cmd_speed_set(ecmd, SPEED_UNKNOWN); - ecmd->duplex = DUPLEX_UNKNOWN; - } - return 0; } @@ -601,6 +644,8 @@ static int i40e_set_settings(struct net_device *netdev, config.eeer = abilities.eeer_val; config.low_power_ctrl = abilities.d3_lpan; + /* save the requested speeds */ + hw->phy.link_info.requested_speeds = config.link_speed; /* set link and auto negotiation so changes take effect */ config.abilities |= I40E_AQ_PHY_ENABLE_ATOMIC_LINK; /* If link is up put link down */ @@ -621,7 +666,7 @@ static int i40e_set_settings(struct net_device *netdev, return -EAGAIN; } - status = i40e_update_link_info(hw, true); + status = i40e_aq_get_link_info(hw, true, NULL, NULL); if (status) netdev_info(netdev, "Updating link info failed with error %d\n", status); @@ -767,7 +812,7 @@ static int i40e_set_pauseparam(struct net_device *netdev, err = -EAGAIN; } if (aq_failures & I40E_SET_FC_AQ_FAIL_UPDATE) { - netdev_info(netdev, "Set fc failed on the update_link_info call with error %d and status %d\n", + netdev_info(netdev, "Set fc failed on the get_link_info call with error %d and status %d\n", status, hw->aq.asq_last_status); err = -EAGAIN; } @@ -998,6 +1043,7 @@ static void i40e_get_drvinfo(struct net_device *netdev, sizeof(drvinfo->fw_version)); strlcpy(drvinfo->bus_info, pci_name(pf->pdev), sizeof(drvinfo->bus_info)); + drvinfo->n_priv_flags = I40E_PRIV_FLAGS_STR_LEN; } static void i40e_get_ringparam(struct net_device *netdev, @@ -1185,6 +1231,8 @@ static int i40e_get_sset_count(struct net_device *netdev, int sset) } else { return I40E_VSI_STATS_LEN(netdev); } + case ETH_SS_PRIV_FLAGS: + return I40E_PRIV_FLAGS_STR_LEN; default: return -EOPNOTSUPP; } @@ -1358,6 +1406,13 @@ static void i40e_get_strings(struct net_device *netdev, u32 stringset, } /* BUG_ON(p - data != I40E_STATS_LEN * ETH_GSTRING_LEN); */ break; + case ETH_SS_PRIV_FLAGS: + for (i = 0; i < I40E_PRIV_FLAGS_STR_LEN; i++) { + memcpy(data, i40e_priv_flags_strings[i], + ETH_GSTRING_LEN); + data += ETH_GSTRING_LEN; + } + break; } } @@ -1703,6 +1758,11 @@ static int i40e_get_rss_hash_opts(struct i40e_pf *pf, struct ethtool_rxnfc *cmd) { cmd->data = 0; + if (pf->vsi[pf->lan_vsi]->rxnfc.data != 0) { + cmd->data = pf->vsi[pf->lan_vsi]->rxnfc.data; + cmd->flow_type = pf->vsi[pf->lan_vsi]->rxnfc.flow_type; + return 0; + } /* Report default options for RSS on i40e */ switch (cmd->flow_type) { case TCP_V4_FLOW: @@ -1974,6 +2034,9 @@ static int i40e_set_rss_hash_opt(struct i40e_pf *pf, struct ethtool_rxnfc *nfc) wr32(hw, I40E_PFQF_HENA(1), (u32)(hena >> 32)); i40e_flush(hw); + /* Save setting for future output/update */ + pf->vsi[pf->lan_vsi]->rxnfc = *nfc; + return 0; } @@ -2295,6 +2358,29 @@ static int i40e_set_channels(struct net_device *dev, return -EINVAL; } +/** + * i40e_get_priv_flags - report device private flags + * @dev: network interface device structure + * + * The get string set count and the string set should be matched for each + * flag returned. Add new strings for each flag to the i40e_priv_flags_strings + * array. + * + * Returns a u32 bitmap of flags. + **/ +u32 i40e_get_priv_flags(struct net_device *dev) +{ + struct i40e_netdev_priv *np = netdev_priv(dev); + struct i40e_vsi *vsi = np->vsi; + struct i40e_pf *pf = vsi->back; + u32 ret_flags = 0; + + ret_flags |= pf->hw.func_caps.npar_enable ? + I40E_PRIV_FLAGS_NPAR_FLAG : 0; + + return ret_flags; +} + static const struct ethtool_ops i40e_ethtool_ops = { .get_settings = i40e_get_settings, .set_settings = i40e_set_settings, @@ -2326,6 +2412,7 @@ static const struct ethtool_ops i40e_ethtool_ops = { .get_channels = i40e_get_channels, .set_channels = i40e_set_channels, .get_ts_info = i40e_get_ts_info, + .get_priv_flags = i40e_get_priv_flags, }; void i40e_set_ethtool_ops(struct net_device *netdev) diff --git a/drivers/net/ethernet/intel/i40e/i40e_fcoe.c b/drivers/net/ethernet/intel/i40e/i40e_fcoe.c index 27c206e62da7..05d883e4d4ac 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_fcoe.c +++ b/drivers/net/ethernet/intel/i40e/i40e_fcoe.c @@ -1,7 +1,7 @@ /******************************************************************************* * * Intel Ethernet Controller XL710 Family Linux Driver - * Copyright(c) 2013 - 2014 Intel Corporation. + * Copyright(c) 2013 - 2015 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -381,12 +381,11 @@ int i40e_fcoe_vsi_init(struct i40e_vsi *vsi, struct i40e_vsi_context *ctxt) ctxt->pf_num = hw->pf_id; ctxt->vf_num = 0; ctxt->uplink_seid = vsi->uplink_seid; - ctxt->connection_type = 0x1; + ctxt->connection_type = I40E_AQ_VSI_CONN_TYPE_NORMAL; ctxt->flags = I40E_AQ_VSI_TYPE_PF; /* FCoE VSI would need the following sections */ - info->valid_sections |= cpu_to_le16(I40E_AQ_VSI_PROP_SWITCH_VALID | - I40E_AQ_VSI_PROP_QUEUE_OPT_VALID); + info->valid_sections |= cpu_to_le16(I40E_AQ_VSI_PROP_QUEUE_OPT_VALID); /* FCoE VSI does not need these sections */ info->valid_sections &= cpu_to_le16(~(I40E_AQ_VSI_PROP_SECURITY_VALID | @@ -395,7 +394,12 @@ int i40e_fcoe_vsi_init(struct i40e_vsi *vsi, struct i40e_vsi_context *ctxt) I40E_AQ_VSI_PROP_INGRESS_UP_VALID | I40E_AQ_VSI_PROP_EGRESS_UP_VALID)); - info->switch_id = cpu_to_le16(I40E_AQ_VSI_SW_ID_FLAG_ALLOW_LB); + if (i40e_is_vsi_uplink_mode_veb(vsi)) { + info->valid_sections |= + cpu_to_le16(I40E_AQ_VSI_PROP_SWITCH_VALID); + info->switch_id = + cpu_to_le16(I40E_AQ_VSI_SW_ID_FLAG_ALLOW_LB); + } enabled_tc = i40e_get_fcoe_tc_map(pf); i40e_vsi_setup_queue_map(vsi, ctxt, enabled_tc, true); @@ -1470,6 +1474,11 @@ static const struct net_device_ops i40e_fcoe_netdev_ops = { .ndo_set_features = i40e_fcoe_set_features, }; +/* fcoe network device type */ +static struct device_type fcoe_netdev_type = { + .name = "fcoe", +}; + /** * i40e_fcoe_config_netdev - prepares the VSI context for creating a FCoE VSI * @vsi: pointer to the associated VSI struct @@ -1503,6 +1512,7 @@ void i40e_fcoe_config_netdev(struct net_device *netdev, struct i40e_vsi *vsi) strlcpy(netdev->name, "fcoe%d", IFNAMSIZ-1); netdev->mtu = FCOE_MTU; SET_NETDEV_DEV(netdev, &pf->pdev->dev); + SET_NETDEV_DEVTYPE(netdev, &fcoe_netdev_type); /* set different dev_port value 1 for FCoE netdev than the default * zero dev_port value for PF netdev, this helps biosdevname user * tool to differentiate them correctly while both attached to the diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index cbe281be1c9f..2757926f7805 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -1,7 +1,7 @@ /******************************************************************************* * * Intel Ethernet Controller XL710 Family Linux Driver - * Copyright(c) 2013 - 2014 Intel Corporation. + * Copyright(c) 2013 - 2015 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -39,7 +39,7 @@ static const char i40e_driver_string[] = #define DRV_VERSION_MAJOR 1 #define DRV_VERSION_MINOR 2 -#define DRV_VERSION_BUILD 6 +#define DRV_VERSION_BUILD 9 #define DRV_VERSION __stringify(DRV_VERSION_MAJOR) "." \ __stringify(DRV_VERSION_MINOR) "." \ __stringify(DRV_VERSION_BUILD) DRV_KERN @@ -919,11 +919,6 @@ static void i40e_update_pf_stats(struct i40e_pf *pf) pf->stat_offsets_loaded, &osd->eth.rx_discards, &nsd->eth.rx_discards); - i40e_stat_update32(hw, I40E_GLPRT_TDPC(hw->port), - pf->stat_offsets_loaded, - &osd->eth.tx_discards, - &nsd->eth.tx_discards); - i40e_stat_update48(hw, I40E_GLPRT_UPRCH(hw->port), I40E_GLPRT_UPRCL(hw->port), pf->stat_offsets_loaded, @@ -2591,7 +2586,12 @@ static int i40e_configure_rx_ring(struct i40e_ring *ring) ring->tail = hw->hw_addr + I40E_QRX_TAIL(pf_q); writel(0, ring->tail); - i40e_alloc_rx_buffers(ring, I40E_DESC_UNUSED(ring)); + if (ring_is_ps_enabled(ring)) { + i40e_alloc_rx_headers(ring); + i40e_alloc_rx_buffers_ps(ring, I40E_DESC_UNUSED(ring)); + } else { + i40e_alloc_rx_buffers_1buf(ring, I40E_DESC_UNUSED(ring)); + } return 0; } @@ -3171,7 +3171,7 @@ static irqreturn_t i40e_intr(int irq, void *data) pf->globr_count++; } else if (val == I40E_RESET_EMPR) { pf->empr_count++; - set_bit(__I40E_EMP_RESET_REQUESTED, &pf->state); + set_bit(__I40E_EMP_RESET_INTR_RECEIVED, &pf->state); } } @@ -4835,11 +4835,7 @@ exit: * * Returns 0 on success, negative value on failure **/ -#ifdef I40E_FCOE int i40e_open(struct net_device *netdev) -#else -static int i40e_open(struct net_device *netdev) -#endif { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_vsi *vsi = np->vsi; @@ -5037,24 +5033,6 @@ void i40e_do_reset(struct i40e_pf *pf, u32 reset_flags) wr32(&pf->hw, I40E_GLGEN_RTRIG, val); i40e_flush(&pf->hw); - } else if (reset_flags & (1 << __I40E_EMP_RESET_REQUESTED)) { - - /* Request a Firmware Reset - * - * Same as Global reset, plus restarting the - * embedded firmware engine. - */ - /* enable EMP Reset */ - val = rd32(&pf->hw, I40E_GLGEN_RSTENA_EMP); - val |= I40E_GLGEN_RSTENA_EMP_EMP_RST_ENA_MASK; - wr32(&pf->hw, I40E_GLGEN_RSTENA_EMP, val); - - /* force the reset */ - val = rd32(&pf->hw, I40E_GLGEN_RTRIG); - val |= I40E_GLGEN_RTRIG_EMPFWR_MASK; - wr32(&pf->hw, I40E_GLGEN_RTRIG, val); - i40e_flush(&pf->hw); - } else if (reset_flags & (1 << __I40E_PF_RESET_REQUESTED)) { /* Request a PF Reset @@ -5894,6 +5872,26 @@ static void i40e_verify_eeprom(struct i40e_pf *pf) } /** + * i40e_config_bridge_mode - Configure the HW bridge mode + * @veb: pointer to the bridge instance + * + * Configure the loop back mode for the LAN VSI that is downlink to the + * specified HW bridge instance. It is expected this function is called + * when a new HW bridge is instantiated. + **/ +static void i40e_config_bridge_mode(struct i40e_veb *veb) +{ + struct i40e_pf *pf = veb->pf; + + dev_info(&pf->pdev->dev, "enabling bridge mode: %s\n", + veb->bridge_mode == BRIDGE_MODE_VEPA ? "VEPA" : "VEB"); + if (veb->bridge_mode & BRIDGE_MODE_VEPA) + i40e_disable_pf_switch_lb(pf); + else + i40e_enable_pf_switch_lb(pf); +} + +/** * i40e_reconstitute_veb - rebuild the VEB and anything connected to it * @veb: pointer to the VEB instance * @@ -5939,8 +5937,7 @@ static int i40e_reconstitute_veb(struct i40e_veb *veb) if (ret) goto end_reconstitute; - /* Enable LB mode for the main VSI now that it is on a VEB */ - i40e_enable_pf_switch_lb(pf); + i40e_config_bridge_mode(veb); /* create the remaining VSIs attached to this VEB */ for (v = 0; v < pf->num_alloc_vsi; v++) { @@ -6197,10 +6194,8 @@ static void i40e_reset_and_rebuild(struct i40e_pf *pf, bool reinit) } /* re-verify the eeprom if we just had an EMP reset */ - if (test_bit(__I40E_EMP_RESET_REQUESTED, &pf->state)) { - clear_bit(__I40E_EMP_RESET_REQUESTED, &pf->state); + if (test_and_clear_bit(__I40E_EMP_RESET_INTR_RECEIVED, &pf->state)) i40e_verify_eeprom(pf); - } i40e_clear_pxe_mode(hw); ret = i40e_get_capabilities(pf); @@ -7274,6 +7269,128 @@ int i40e_reconfig_rss_queues(struct i40e_pf *pf, int queue_count) } /** + * i40e_get_npar_bw_setting - Retrieve BW settings for this PF partition + * @pf: board private structure + **/ +i40e_status i40e_get_npar_bw_setting(struct i40e_pf *pf) +{ + i40e_status status; + bool min_valid, max_valid; + u32 max_bw, min_bw; + + status = i40e_read_bw_from_alt_ram(&pf->hw, &max_bw, &min_bw, + &min_valid, &max_valid); + + if (!status) { + if (min_valid) + pf->npar_min_bw = min_bw; + if (max_valid) + pf->npar_max_bw = max_bw; + } + + return status; +} + +/** + * i40e_set_npar_bw_setting - Set BW settings for this PF partition + * @pf: board private structure + **/ +i40e_status i40e_set_npar_bw_setting(struct i40e_pf *pf) +{ + struct i40e_aqc_configure_partition_bw_data bw_data; + i40e_status status; + + /* Set the valid bit for this pf */ + bw_data.pf_valid_bits = cpu_to_le16(1 << pf->hw.pf_id); + bw_data.max_bw[pf->hw.pf_id] = pf->npar_max_bw & I40E_ALT_BW_VALUE_MASK; + bw_data.min_bw[pf->hw.pf_id] = pf->npar_min_bw & I40E_ALT_BW_VALUE_MASK; + + /* Set the new bandwidths */ + status = i40e_aq_configure_partition_bw(&pf->hw, &bw_data, NULL); + + return status; +} + +/** + * i40e_commit_npar_bw_setting - Commit BW settings for this PF partition + * @pf: board private structure + **/ +i40e_status i40e_commit_npar_bw_setting(struct i40e_pf *pf) +{ + /* Commit temporary BW setting to permanent NVM image */ + enum i40e_admin_queue_err last_aq_status; + i40e_status ret; + u16 nvm_word; + + if (pf->hw.partition_id != 1) { + dev_info(&pf->pdev->dev, + "Commit BW only works on partition 1! This is partition %d", + pf->hw.partition_id); + ret = I40E_NOT_SUPPORTED; + goto bw_commit_out; + } + + /* Acquire NVM for read access */ + ret = i40e_acquire_nvm(&pf->hw, I40E_RESOURCE_READ); + last_aq_status = pf->hw.aq.asq_last_status; + if (ret) { + dev_info(&pf->pdev->dev, + "Cannot acquire NVM for read access, err %d: aq_err %d\n", + ret, last_aq_status); + goto bw_commit_out; + } + + /* Read word 0x10 of NVM - SW compatibility word 1 */ + ret = i40e_aq_read_nvm(&pf->hw, + I40E_SR_NVM_CONTROL_WORD, + 0x10, sizeof(nvm_word), &nvm_word, + false, NULL); + /* Save off last admin queue command status before releasing + * the NVM + */ + last_aq_status = pf->hw.aq.asq_last_status; + i40e_release_nvm(&pf->hw); + if (ret) { + dev_info(&pf->pdev->dev, "NVM read error, err %d aq_err %d\n", + ret, last_aq_status); + goto bw_commit_out; + } + + /* Wait a bit for NVM release to complete */ + msleep(50); + + /* Acquire NVM for write access */ + ret = i40e_acquire_nvm(&pf->hw, I40E_RESOURCE_WRITE); + last_aq_status = pf->hw.aq.asq_last_status; + if (ret) { + dev_info(&pf->pdev->dev, + "Cannot acquire NVM for write access, err %d: aq_err %d\n", + ret, last_aq_status); + goto bw_commit_out; + } + /* Write it back out unchanged to initiate update NVM, + * which will force a write of the shadow (alt) RAM to + * the NVM - thus storing the bandwidth values permanently. + */ + ret = i40e_aq_update_nvm(&pf->hw, + I40E_SR_NVM_CONTROL_WORD, + 0x10, sizeof(nvm_word), + &nvm_word, true, NULL); + /* Save off last admin queue command status before releasing + * the NVM + */ + last_aq_status = pf->hw.aq.asq_last_status; + i40e_release_nvm(&pf->hw); + if (ret) + dev_info(&pf->pdev->dev, + "BW settings NOT SAVED, err %d aq_err %d\n", + ret, last_aq_status); +bw_commit_out: + + return ret; +} + +/** * i40e_sw_init - Initialize general software structures (struct i40e_pf) * @pf: board private structure to initialize * @@ -7299,8 +7416,12 @@ static int i40e_sw_init(struct i40e_pf *pf) /* Set default capability flags */ pf->flags = I40E_FLAG_RX_CSUM_ENABLED | I40E_FLAG_MSI_ENABLED | - I40E_FLAG_MSIX_ENABLED | - I40E_FLAG_RX_1BUF_ENABLED; + I40E_FLAG_MSIX_ENABLED; + + if (iommu_present(&pci_bus_type)) + pf->flags |= I40E_FLAG_RX_PS_ENABLED; + else + pf->flags |= I40E_FLAG_RX_1BUF_ENABLED; /* Set default ITR */ pf->rx_itr_default = I40E_ITR_DYNAMIC | I40E_ITR_RX_DEF; @@ -7322,6 +7443,13 @@ static int i40e_sw_init(struct i40e_pf *pf) if (pf->hw.func_caps.npar_enable || pf->hw.func_caps.mfp_mode_1) { pf->flags |= I40E_FLAG_MFP_ENABLED; dev_info(&pf->pdev->dev, "MFP mode Enabled\n"); + if (i40e_get_npar_bw_setting(pf)) + dev_warn(&pf->pdev->dev, + "Could not get NPAR bw settings\n"); + else + dev_info(&pf->pdev->dev, + "Min BW = %8.8x, Max BW = %8.8x\n", + pf->npar_min_bw, pf->npar_max_bw); } /* FW/NVM is not yet fixed in this regard */ @@ -7628,7 +7756,119 @@ static int i40e_ndo_fdb_add(struct ndmsg *ndm, struct nlattr *tb[], return err; } -static const struct net_device_ops i40e_netdev_ops = { +#ifdef HAVE_BRIDGE_ATTRIBS +/** + * i40e_ndo_bridge_setlink - Set the hardware bridge mode + * @dev: the netdev being configured + * @nlh: RTNL message + * + * Inserts a new hardware bridge if not already created and + * enables the bridging mode requested (VEB or VEPA). If the + * hardware bridge has already been inserted and the request + * is to change the mode then that requires a PF reset to + * allow rebuild of the components with required hardware + * bridge mode enabled. + **/ +static int i40e_ndo_bridge_setlink(struct net_device *dev, + struct nlmsghdr *nlh) +{ + struct i40e_netdev_priv *np = netdev_priv(dev); + struct i40e_vsi *vsi = np->vsi; + struct i40e_pf *pf = vsi->back; + struct i40e_veb *veb = NULL; + struct nlattr *attr, *br_spec; + int i, rem; + + /* Only for PF VSI for now */ + if (vsi->seid != pf->vsi[pf->lan_vsi]->seid) + return -EOPNOTSUPP; + + /* Find the HW bridge for PF VSI */ + for (i = 0; i < I40E_MAX_VEB && !veb; i++) { + if (pf->veb[i] && pf->veb[i]->seid == vsi->uplink_seid) + veb = pf->veb[i]; + } + + br_spec = nlmsg_find_attr(nlh, sizeof(struct ifinfomsg), IFLA_AF_SPEC); + + nla_for_each_nested(attr, br_spec, rem) { + __u16 mode; + + if (nla_type(attr) != IFLA_BRIDGE_MODE) + continue; + + mode = nla_get_u16(attr); + if ((mode != BRIDGE_MODE_VEPA) && + (mode != BRIDGE_MODE_VEB)) + return -EINVAL; + + /* Insert a new HW bridge */ + if (!veb) { + veb = i40e_veb_setup(pf, 0, vsi->uplink_seid, vsi->seid, + vsi->tc_config.enabled_tc); + if (veb) { + veb->bridge_mode = mode; + i40e_config_bridge_mode(veb); + } else { + /* No Bridge HW offload available */ + return -ENOENT; + } + break; + } else if (mode != veb->bridge_mode) { + /* Existing HW bridge but different mode needs reset */ + veb->bridge_mode = mode; + i40e_do_reset(pf, (1 << __I40E_PF_RESET_REQUESTED)); + break; + } + } + + return 0; +} + +/** + * i40e_ndo_bridge_getlink - Get the hardware bridge mode + * @skb: skb buff + * @pid: process id + * @seq: RTNL message seq # + * @dev: the netdev being configured + * @filter_mask: unused + * + * Return the mode in which the hardware bridge is operating in + * i.e VEB or VEPA. + **/ +#ifdef HAVE_BRIDGE_FILTER +static int i40e_ndo_bridge_getlink(struct sk_buff *skb, u32 pid, u32 seq, + struct net_device *dev, + u32 __always_unused filter_mask) +#else +static int i40e_ndo_bridge_getlink(struct sk_buff *skb, u32 pid, u32 seq, + struct net_device *dev) +#endif /* HAVE_BRIDGE_FILTER */ +{ + struct i40e_netdev_priv *np = netdev_priv(dev); + struct i40e_vsi *vsi = np->vsi; + struct i40e_pf *pf = vsi->back; + struct i40e_veb *veb = NULL; + int i; + + /* Only for PF VSI for now */ + if (vsi->seid != pf->vsi[pf->lan_vsi]->seid) + return -EOPNOTSUPP; + + /* Find the HW bridge for the PF VSI */ + for (i = 0; i < I40E_MAX_VEB && !veb; i++) { + if (pf->veb[i] && pf->veb[i]->seid == vsi->uplink_seid) + veb = pf->veb[i]; + } + + if (!veb) + return 0; + + return ndo_dflt_bridge_getlink(skb, pid, seq, dev, veb->bridge_mode); +} +#endif /* HAVE_BRIDGE_ATTRIBS */ + +const struct net_device_ops i40e_netdev_ops = { .ndo_open = i40e_open, .ndo_stop = i40e_close, .ndo_start_xmit = i40e_lan_xmit_frame, @@ -7662,6 +7902,10 @@ static const struct net_device_ops i40e_netdev_ops = { #endif .ndo_get_phys_port_id = i40e_get_phys_port_id, .ndo_fdb_add = i40e_ndo_fdb_add, +#ifdef HAVE_BRIDGE_ATTRIBS + .ndo_bridge_getlink = i40e_ndo_bridge_getlink, + .ndo_bridge_setlink = i40e_ndo_bridge_setlink, +#endif /* HAVE_BRIDGE_ATTRIBS */ }; /** @@ -7774,6 +8018,30 @@ static void i40e_vsi_delete(struct i40e_vsi *vsi) } /** + * i40e_is_vsi_uplink_mode_veb - Check if the VSI's uplink bridge mode is VEB + * @vsi: the VSI being queried + * + * Returns 1 if HW bridge mode is VEB and return 0 in case of VEPA mode + **/ +int i40e_is_vsi_uplink_mode_veb(struct i40e_vsi *vsi) +{ + struct i40e_veb *veb; + struct i40e_pf *pf = vsi->back; + + /* Uplink is not a bridge so default to VEB */ + if (vsi->veb_idx == I40E_NO_VEB) + return 1; + + veb = pf->veb[vsi->veb_idx]; + /* Uplink is a bridge in VEPA mode */ + if (veb && (veb->bridge_mode & BRIDGE_MODE_VEPA)) + return 0; + + /* Uplink is a bridge in VEB mode */ + return 1; +} + +/** * i40e_add_vsi - Add a VSI to the switch * @vsi: the VSI being configured * @@ -7858,12 +8126,14 @@ static int i40e_add_vsi(struct i40e_vsi *vsi) ctxt.pf_num = hw->pf_id; ctxt.vf_num = 0; ctxt.uplink_seid = vsi->uplink_seid; - ctxt.connection_type = 0x1; /* regular data port */ + ctxt.connection_type = I40E_AQ_VSI_CONN_TYPE_NORMAL; ctxt.flags = I40E_AQ_VSI_TYPE_PF; - ctxt.info.valid_sections |= + if (i40e_is_vsi_uplink_mode_veb(vsi)) { + ctxt.info.valid_sections |= cpu_to_le16(I40E_AQ_VSI_PROP_SWITCH_VALID); - ctxt.info.switch_id = + ctxt.info.switch_id = cpu_to_le16(I40E_AQ_VSI_SW_ID_FLAG_ALLOW_LB); + } i40e_vsi_setup_queue_map(vsi, &ctxt, enabled_tc, true); break; @@ -7871,16 +8141,18 @@ static int i40e_add_vsi(struct i40e_vsi *vsi) ctxt.pf_num = hw->pf_id; ctxt.vf_num = 0; ctxt.uplink_seid = vsi->uplink_seid; - ctxt.connection_type = 0x1; /* regular data port */ + ctxt.connection_type = I40E_AQ_VSI_CONN_TYPE_NORMAL; ctxt.flags = I40E_AQ_VSI_TYPE_VMDQ2; - ctxt.info.valid_sections |= cpu_to_le16(I40E_AQ_VSI_PROP_SWITCH_VALID); - /* This VSI is connected to VEB so the switch_id * should be set to zero by default. */ - ctxt.info.switch_id = 0; - ctxt.info.switch_id |= cpu_to_le16(I40E_AQ_VSI_SW_ID_FLAG_ALLOW_LB); + if (i40e_is_vsi_uplink_mode_veb(vsi)) { + ctxt.info.valid_sections |= + cpu_to_le16(I40E_AQ_VSI_PROP_SWITCH_VALID); + ctxt.info.switch_id = + cpu_to_le16(I40E_AQ_VSI_SW_ID_FLAG_ALLOW_LB); + } /* Setup the VSI tx/rx queue map for TC0 only for now */ i40e_vsi_setup_queue_map(vsi, &ctxt, enabled_tc, true); @@ -7890,15 +8162,18 @@ static int i40e_add_vsi(struct i40e_vsi *vsi) ctxt.pf_num = hw->pf_id; ctxt.vf_num = vsi->vf_id + hw->func_caps.vf_base_id; ctxt.uplink_seid = vsi->uplink_seid; - ctxt.connection_type = 0x1; /* regular data port */ + ctxt.connection_type = I40E_AQ_VSI_CONN_TYPE_NORMAL; ctxt.flags = I40E_AQ_VSI_TYPE_VF; - ctxt.info.valid_sections |= cpu_to_le16(I40E_AQ_VSI_PROP_SWITCH_VALID); - /* This VSI is connected to VEB so the switch_id * should be set to zero by default. */ - ctxt.info.switch_id = cpu_to_le16(I40E_AQ_VSI_SW_ID_FLAG_ALLOW_LB); + if (i40e_is_vsi_uplink_mode_veb(vsi)) { + ctxt.info.valid_sections |= + cpu_to_le16(I40E_AQ_VSI_PROP_SWITCH_VALID); + ctxt.info.switch_id = + cpu_to_le16(I40E_AQ_VSI_SW_ID_FLAG_ALLOW_LB); + } ctxt.info.valid_sections |= cpu_to_le16(I40E_AQ_VSI_PROP_VLAN_VALID); ctxt.info.port_vlan_flags |= I40E_AQ_VSI_PVLAN_MODE_ALL; @@ -8256,7 +8531,7 @@ struct i40e_vsi *i40e_vsi_setup(struct i40e_pf *pf, u8 type, __func__); return NULL; } - i40e_enable_pf_switch_lb(pf); + i40e_config_bridge_mode(veb); } for (i = 0; i < I40E_MAX_VEB && !veb; i++) { if (pf->veb[i] && pf->veb[i]->seid == vsi->uplink_seid) @@ -8905,7 +9180,7 @@ static int i40e_setup_pf_switch(struct i40e_pf *pf, bool reinit) i40e_config_rss(pf); /* fill in link information and enable LSE reporting */ - i40e_update_link_info(&pf->hw, true); + i40e_aq_get_link_info(&pf->hw, true, NULL, NULL); i40e_link_event(pf); /* Initialize user-specific link properties */ @@ -8913,7 +9188,7 @@ static int i40e_setup_pf_switch(struct i40e_pf *pf, bool reinit) I40E_AQ_AN_COMPLETED) ? true : false); /* fill in link information and enable LSE reporting */ - i40e_update_link_info(&pf->hw, true); + i40e_aq_get_link_info(&pf->hw, true, NULL, NULL); i40e_link_event(pf); /* Initialize user-specific link properties */ @@ -9081,8 +9356,10 @@ static void i40e_print_features(struct i40e_pf *pf) #ifdef CONFIG_PCI_IOV buf += sprintf(buf, "VFs: %d ", pf->num_req_vfs); #endif - buf += sprintf(buf, "VSIs: %d QP: %d ", pf->hw.func_caps.num_vsis, - pf->vsi[pf->lan_vsi]->num_queue_pairs); + buf += sprintf(buf, "VSIs: %d QP: %d RX: %s ", + pf->hw.func_caps.num_vsis, + pf->vsi[pf->lan_vsi]->num_queue_pairs, + pf->flags & I40E_FLAG_RX_PS_ENABLED ? "PS" : "1BUF"); if (pf->flags & I40E_FLAG_RSS_ENABLED) buf += sprintf(buf, "RSS "); @@ -9119,6 +9396,7 @@ static void i40e_print_features(struct i40e_pf *pf) **/ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { + struct i40e_aq_get_phy_abilities_resp abilities; struct i40e_pf *pf; struct i40e_hw *hw; static u16 pfs_found; @@ -9474,6 +9752,13 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) dev_warn(&pdev->dev, "Please move the device to a different PCI-e link with more lanes and/or higher transfer rate.\n"); } + /* get the requested speeds from the fw */ + err = i40e_aq_get_phy_capabilities(hw, false, false, &abilities, NULL); + if (err) + dev_info(&pf->pdev->dev, "get phy abilities failed, aq_err %d, advertised speed settings may not be correct\n", + err); + pf->hw.phy.link_info.requested_speeds = abilities.link_speed; + /* print a string summarizing features */ i40e_print_features(pf); @@ -9822,6 +10107,10 @@ static int __init i40e_init_module(void) pr_info("%s: %s - version %s\n", i40e_driver_name, i40e_driver_string, i40e_driver_version_str); pr_info("%s: %s\n", i40e_driver_name, i40e_copyright); + +#if IS_ENABLED(CONFIG_CONFIGFS_FS) + i40e_configfs_init(); +#endif /* CONFIG_CONFIGFS_FS */ i40e_dbg_init(); return pci_register_driver(&i40e_driver); } @@ -9837,5 +10126,8 @@ static void __exit i40e_exit_module(void) { pci_unregister_driver(&i40e_driver); i40e_dbg_exit(); +#if IS_ENABLED(CONFIG_CONFIGFS_FS) + i40e_configfs_exit(); +#endif /* CONFIG_CONFIGFS_FS */ } module_exit(i40e_exit_module); diff --git a/drivers/net/ethernet/intel/i40e/i40e_nvm.c b/drivers/net/ethernet/intel/i40e/i40e_nvm.c index 3e70f2e45a47..28429c8fbc98 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_nvm.c +++ b/drivers/net/ethernet/intel/i40e/i40e_nvm.c @@ -164,15 +164,15 @@ static i40e_status i40e_poll_sr_srctl_done_bit(struct i40e_hw *hw) } /** - * i40e_read_nvm_word - Reads Shadow RAM + * i40e_read_nvm_word_srctl - Reads Shadow RAM via SRCTL register * @hw: pointer to the HW structure * @offset: offset of the Shadow RAM word to read (0x000000 - 0x001FFF) * @data: word read from the Shadow RAM * * Reads one 16 bit word from the Shadow RAM using the GLNVM_SRCTL register. **/ -i40e_status i40e_read_nvm_word(struct i40e_hw *hw, u16 offset, - u16 *data) +i40e_status i40e_read_nvm_word_srctl(struct i40e_hw *hw, u16 offset, + u16 *data) { i40e_status ret_code = I40E_ERR_TIMEOUT; u32 sr_reg; @@ -200,6 +200,7 @@ i40e_status i40e_read_nvm_word(struct i40e_hw *hw, u16 offset, *data = (u16)((sr_reg & I40E_GLNVM_SRDATA_RDDATA_MASK) >> I40E_GLNVM_SRDATA_RDDATA_SHIFT); + *data = le16_to_cpu(*data); } } if (ret_code) @@ -212,7 +213,21 @@ read_nvm_exit: } /** - * i40e_read_nvm_buffer - Reads Shadow RAM buffer + * i40e_read_nvm_word - Reads Shadow RAM + * @hw: pointer to the HW structure + * @offset: offset of the Shadow RAM word to read (0x000000 - 0x001FFF) + * @data: word read from the Shadow RAM + * + * Reads one 16 bit word from the Shadow RAM using the GLNVM_SRCTL register. + **/ +i40e_status i40e_read_nvm_word(struct i40e_hw *hw, u16 offset, + u16 *data) +{ + return i40e_read_nvm_word_srctl(hw, offset, data); +} + +/** + * i40e_read_nvm_buffer_srctl - Reads Shadow RAM buffer via SRCTL register * @hw: pointer to the HW structure * @offset: offset of the Shadow RAM word to read (0x000000 - 0x001FFF). * @words: (in) number of words to read; (out) number of words actually read @@ -222,8 +237,8 @@ read_nvm_exit: * method. The buffer read is preceded by the NVM ownership take * and followed by the release. **/ -i40e_status i40e_read_nvm_buffer(struct i40e_hw *hw, u16 offset, - u16 *words, u16 *data) +i40e_status i40e_read_nvm_buffer_srctl(struct i40e_hw *hw, u16 offset, + u16 *words, u16 *data) { i40e_status ret_code = 0; u16 index, word; @@ -231,7 +246,7 @@ i40e_status i40e_read_nvm_buffer(struct i40e_hw *hw, u16 offset, /* Loop thru the selected region */ for (word = 0; word < *words; word++) { index = offset + word; - ret_code = i40e_read_nvm_word(hw, index, &data[word]); + ret_code = i40e_read_nvm_word_srctl(hw, index, &data[word]); if (ret_code) break; } @@ -243,6 +258,23 @@ i40e_status i40e_read_nvm_buffer(struct i40e_hw *hw, u16 offset, } /** + * i40e_read_nvm_buffer - Reads Shadow RAM buffer + * @hw: pointer to the HW structure + * @offset: offset of the Shadow RAM word to read (0x000000 - 0x001FFF). + * @words: (in) number of words to read; (out) number of words actually read + * @data: words read from the Shadow RAM + * + * Reads 16 bit words (data buffer) from the SR using the i40e_read_nvm_srrd() + * method. The buffer read is preceded by the NVM ownership take + * and followed by the release. + **/ +i40e_status i40e_read_nvm_buffer(struct i40e_hw *hw, u16 offset, + u16 *words, u16 *data) +{ + return i40e_read_nvm_buffer_srctl(hw, offset, words, data); +} + +/** * i40e_write_nvm_aq - Writes Shadow RAM. * @hw: pointer to the HW structure. * @module_pointer: module pointer location in words from the NVM beginning @@ -302,11 +334,18 @@ static i40e_status i40e_calc_nvm_checksum(struct i40e_hw *hw, u16 *checksum) { i40e_status ret_code = 0; + struct i40e_virt_mem vmem; u16 pcie_alt_module = 0; u16 checksum_local = 0; u16 vpd_module = 0; - u16 word = 0; - u32 i = 0; + u16 *data; + u16 i = 0; + + ret_code = i40e_allocate_virt_mem(hw, &vmem, + I40E_SR_SECTOR_SIZE_IN_WORDS * sizeof(u16)); + if (ret_code) + goto i40e_calc_nvm_checksum_exit; + data = (u16 *)vmem.va; /* read pointer to VPD area */ ret_code = i40e_read_nvm_word(hw, I40E_SR_VPD_PTR, &vpd_module); @@ -317,7 +356,7 @@ static i40e_status i40e_calc_nvm_checksum(struct i40e_hw *hw, /* read pointer to PCIe Alt Auto-load module */ ret_code = i40e_read_nvm_word(hw, I40E_SR_PCIE_ALT_AUTO_LOAD_PTR, - &pcie_alt_module); + &pcie_alt_module); if (ret_code) { ret_code = I40E_ERR_NVM_CHECKSUM; goto i40e_calc_nvm_checksum_exit; @@ -327,33 +366,40 @@ static i40e_status i40e_calc_nvm_checksum(struct i40e_hw *hw, * except the VPD and PCIe ALT Auto-load modules */ for (i = 0; i < hw->nvm.sr_size; i++) { + /* Read SR page */ + if ((i % I40E_SR_SECTOR_SIZE_IN_WORDS) == 0) { + u16 words = I40E_SR_SECTOR_SIZE_IN_WORDS; + + ret_code = i40e_read_nvm_buffer(hw, i, &words, data); + if (ret_code) { + ret_code = I40E_ERR_NVM_CHECKSUM; + goto i40e_calc_nvm_checksum_exit; + } + } + /* Skip Checksum word */ if (i == I40E_SR_SW_CHECKSUM_WORD) - i++; + continue; /* Skip VPD module (convert byte size to word count) */ - if (i == (u32)vpd_module) { - i += (I40E_SR_VPD_MODULE_MAX_SIZE / 2); - if (i >= hw->nvm.sr_size) - break; + if ((i >= (u32)vpd_module) && + (i < ((u32)vpd_module + + (I40E_SR_VPD_MODULE_MAX_SIZE / 2)))) { + continue; } /* Skip PCIe ALT module (convert byte size to word count) */ - if (i == (u32)pcie_alt_module) { - i += (I40E_SR_PCIE_ALT_MODULE_MAX_SIZE / 2); - if (i >= hw->nvm.sr_size) - break; + if ((i >= (u32)pcie_alt_module) && + (i < ((u32)pcie_alt_module + + (I40E_SR_PCIE_ALT_MODULE_MAX_SIZE / 2)))) { + continue; } - ret_code = i40e_read_nvm_word(hw, (u16)i, &word); - if (ret_code) { - ret_code = I40E_ERR_NVM_CHECKSUM; - goto i40e_calc_nvm_checksum_exit; - } - checksum_local += word; + checksum_local += data[i % I40E_SR_SECTOR_SIZE_IN_WORDS]; } *checksum = (u16)I40E_SR_SW_CHECKSUM_BASE - checksum_local; i40e_calc_nvm_checksum_exit: + i40e_free_virt_mem(hw, &vmem); return ret_code; } diff --git a/drivers/net/ethernet/intel/i40e/i40e_prototype.h b/drivers/net/ethernet/intel/i40e/i40e_prototype.h index 68e852a96680..8cab460865f5 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_prototype.h +++ b/drivers/net/ethernet/intel/i40e/i40e_prototype.h @@ -1,7 +1,7 @@ /******************************************************************************* * * Intel Ethernet Controller XL710 Family Linux Driver - * Copyright(c) 2013 - 2014 Intel Corporation. + * Copyright(c) 2013 - 2015 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -97,7 +97,6 @@ i40e_status i40e_aq_set_link_restart_an(struct i40e_hw *hw, i40e_status i40e_aq_get_link_info(struct i40e_hw *hw, bool enable_lse, struct i40e_link_status *link, struct i40e_asq_cmd_details *cmd_details); -i40e_status i40e_update_link_info(struct i40e_hw *hw, bool enable_lse); i40e_status i40e_aq_set_local_advt_reg(struct i40e_hw *hw, u64 advt_reg, struct i40e_asq_cmd_details *cmd_details); @@ -247,6 +246,12 @@ void i40e_clear_hw(struct i40e_hw *hw); void i40e_clear_pxe_mode(struct i40e_hw *hw); bool i40e_get_link_status(struct i40e_hw *hw); i40e_status i40e_get_mac_addr(struct i40e_hw *hw, u8 *mac_addr); +i40e_status i40e_read_bw_from_alt_ram(struct i40e_hw *hw, + u32 *max_bw, u32 *min_bw, bool *min_valid, + bool *max_valid); +i40e_status i40e_aq_configure_partition_bw(struct i40e_hw *hw, + struct i40e_aqc_configure_partition_bw_data *bw_data, + struct i40e_asq_cmd_details *cmd_details); i40e_status i40e_get_port_mac_addr(struct i40e_hw *hw, u8 *mac_addr); i40e_status i40e_read_pba_string(struct i40e_hw *hw, u8 *pba_num, u32 pba_num_size); @@ -260,8 +265,6 @@ i40e_status i40e_init_nvm(struct i40e_hw *hw); i40e_status i40e_acquire_nvm(struct i40e_hw *hw, enum i40e_aq_resource_access_type access); void i40e_release_nvm(struct i40e_hw *hw); -i40e_status i40e_read_nvm_srrd(struct i40e_hw *hw, u16 offset, - u16 *data); i40e_status i40e_read_nvm_word(struct i40e_hw *hw, u16 offset, u16 *data); i40e_status i40e_read_nvm_buffer(struct i40e_hw *hw, u16 offset, diff --git a/drivers/net/ethernet/intel/i40e/i40e_register.h b/drivers/net/ethernet/intel/i40e/i40e_register.h index 65d3c8bb2d5b..522d6df51330 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_register.h +++ b/drivers/net/ethernet/intel/i40e/i40e_register.h @@ -310,6 +310,10 @@ #define I40E_PRTDCB_RUP2TC_UP6TC_MASK I40E_MASK(0x7, I40E_PRTDCB_RUP2TC_UP6TC_SHIFT) #define I40E_PRTDCB_RUP2TC_UP7TC_SHIFT 21 #define I40E_PRTDCB_RUP2TC_UP7TC_MASK I40E_MASK(0x7, I40E_PRTDCB_RUP2TC_UP7TC_SHIFT) +#define I40E_PRTDCB_RUPTQ(_i) (0x00122400 + ((_i) * 32)) /* _i=0...7 */ /* Reset: CORER */ +#define I40E_PRTDCB_RUPTQ_MAX_INDEX 7 +#define I40E_PRTDCB_RUPTQ_RXQNUM_SHIFT 0 +#define I40E_PRTDCB_RUPTQ_RXQNUM_MASK I40E_MASK(0x3FFF, I40E_PRTDCB_RUPTQ_RXQNUM_SHIFT) #define I40E_PRTDCB_TC2PFC 0x001C0980 /* Reset: CORER */ #define I40E_PRTDCB_TC2PFC_TC2PFC_SHIFT 0 #define I40E_PRTDCB_TC2PFC_TC2PFC_MASK I40E_MASK(0xFF, I40E_PRTDCB_TC2PFC_TC2PFC_SHIFT) @@ -421,6 +425,8 @@ #define I40E_GLGEN_GPIO_CTL_OUT_DEFAULT_MASK I40E_MASK(0x1, I40E_GLGEN_GPIO_CTL_OUT_DEFAULT_SHIFT) #define I40E_GLGEN_GPIO_CTL_PHY_PIN_NAME_SHIFT 20 #define I40E_GLGEN_GPIO_CTL_PHY_PIN_NAME_MASK I40E_MASK(0x3F, I40E_GLGEN_GPIO_CTL_PHY_PIN_NAME_SHIFT) +#define I40E_GLGEN_GPIO_CTL_PRT_BIT_MAP_SHIFT 26 +#define I40E_GLGEN_GPIO_CTL_PRT_BIT_MAP_MASK I40E_MASK(0xF, I40E_GLGEN_GPIO_CTL_PRT_BIT_MAP_SHIFT) #define I40E_GLGEN_GPIO_SET 0x00088184 /* Reset: POR */ #define I40E_GLGEN_GPIO_SET_GPIO_INDX_SHIFT 0 #define I40E_GLGEN_GPIO_SET_GPIO_INDX_MASK I40E_MASK(0x1F, I40E_GLGEN_GPIO_SET_GPIO_INDX_SHIFT) @@ -484,7 +490,9 @@ #define I40E_GLGEN_MDIO_CTRL_CONTMDC_SHIFT 17 #define I40E_GLGEN_MDIO_CTRL_CONTMDC_MASK I40E_MASK(0x1, I40E_GLGEN_MDIO_CTRL_CONTMDC_SHIFT) #define I40E_GLGEN_MDIO_CTRL_LEGACY_RSVD1_SHIFT 18 -#define I40E_GLGEN_MDIO_CTRL_LEGACY_RSVD1_MASK I40E_MASK(0x3FFF, I40E_GLGEN_MDIO_CTRL_LEGACY_RSVD1_SHIFT) +#define I40E_GLGEN_MDIO_CTRL_LEGACY_RSVD1_MASK I40E_MASK(0x7FF, I40E_GLGEN_MDIO_CTRL_LEGACY_RSVD1_SHIFT) +#define I40E_GLGEN_MDIO_CTRL_LEGACY_RSVD0_SHIFT 29 +#define I40E_GLGEN_MDIO_CTRL_LEGACY_RSVD0_MASK I40E_MASK(0x7, I40E_GLGEN_MDIO_CTRL_LEGACY_RSVD0_SHIFT) #define I40E_GLGEN_MDIO_I2C_SEL(_i) (0x000881C0 + ((_i) * 4)) /* _i=0...3 */ /* Reset: POR */ #define I40E_GLGEN_MDIO_I2C_SEL_MAX_INDEX 3 #define I40E_GLGEN_MDIO_I2C_SEL_MDIO_I2C_SEL_SHIFT 0 @@ -548,9 +556,6 @@ #define I40E_GLGEN_RSTCTL_GRSTDEL_MASK I40E_MASK(0x3F, I40E_GLGEN_RSTCTL_GRSTDEL_SHIFT) #define I40E_GLGEN_RSTCTL_ECC_RST_ENA_SHIFT 8 #define I40E_GLGEN_RSTCTL_ECC_RST_ENA_MASK I40E_MASK(0x1, I40E_GLGEN_RSTCTL_ECC_RST_ENA_SHIFT) -#define I40E_GLGEN_RSTENA_EMP 0x000B818C /* Reset: POR */ -#define I40E_GLGEN_RSTENA_EMP_EMP_RST_ENA_SHIFT 0 -#define I40E_GLGEN_RSTENA_EMP_EMP_RST_ENA_MASK I40E_MASK(0x1, I40E_GLGEN_RSTENA_EMP_EMP_RST_ENA_SHIFT) #define I40E_GLGEN_RTRIG 0x000B8190 /* Reset: CORER */ #define I40E_GLGEN_RTRIG_CORER_SHIFT 0 #define I40E_GLGEN_RTRIG_CORER_MASK I40E_MASK(0x1, I40E_GLGEN_RTRIG_CORER_SHIFT) @@ -1066,7 +1071,7 @@ #define I40E_PFINT_RATEN_INTERVAL_MASK I40E_MASK(0x3F, I40E_PFINT_RATEN_INTERVAL_SHIFT) #define I40E_PFINT_RATEN_INTRL_ENA_SHIFT 6 #define I40E_PFINT_RATEN_INTRL_ENA_MASK I40E_MASK(0x1, I40E_PFINT_RATEN_INTRL_ENA_SHIFT) -#define I40E_PFINT_STAT_CTL0 0x00038400 /* Reset: PFR */ +#define I40E_PFINT_STAT_CTL0 0x00038400 /* Reset: CORER */ #define I40E_PFINT_STAT_CTL0_OTHER_ITR_INDX_SHIFT 2 #define I40E_PFINT_STAT_CTL0_OTHER_ITR_INDX_MASK I40E_MASK(0x3, I40E_PFINT_STAT_CTL0_OTHER_ITR_INDX_SHIFT) #define I40E_QINT_RQCTL(_Q) (0x0003A000 + ((_Q) * 4)) /* _i=0...1535 */ /* Reset: CORER */ @@ -1171,7 +1176,7 @@ #define I40E_VFINT_ITRN_MAX_INDEX 2 #define I40E_VFINT_ITRN_INTERVAL_SHIFT 0 #define I40E_VFINT_ITRN_INTERVAL_MASK I40E_MASK(0xFFF, I40E_VFINT_ITRN_INTERVAL_SHIFT) -#define I40E_VFINT_STAT_CTL0(_VF) (0x0002A000 + ((_VF) * 4)) /* _i=0...127 */ /* Reset: VFR */ +#define I40E_VFINT_STAT_CTL0(_VF) (0x0002A000 + ((_VF) * 4)) /* _i=0...127 */ /* Reset: CORER */ #define I40E_VFINT_STAT_CTL0_MAX_INDEX 127 #define I40E_VFINT_STAT_CTL0_OTHER_ITR_INDX_SHIFT 2 #define I40E_VFINT_STAT_CTL0_OTHER_ITR_INDX_MASK I40E_MASK(0x3, I40E_VFINT_STAT_CTL0_OTHER_ITR_INDX_SHIFT) @@ -1803,9 +1808,6 @@ #define I40E_GLPCI_GSCN_0_3_MAX_INDEX 3 #define I40E_GLPCI_GSCN_0_3_EVENT_COUNTER_SHIFT 0 #define I40E_GLPCI_GSCN_0_3_EVENT_COUNTER_MASK I40E_MASK(0xFFFFFFFF, I40E_GLPCI_GSCN_0_3_EVENT_COUNTER_SHIFT) -#define I40E_GLPCI_LATCT 0x0009C4B4 /* Reset: PCIR */ -#define I40E_GLPCI_LATCT_PCI_COUNT_LAT_CT_SHIFT 0 -#define I40E_GLPCI_LATCT_PCI_COUNT_LAT_CT_MASK I40E_MASK(0xFFFFFFFF, I40E_GLPCI_LATCT_PCI_COUNT_LAT_CT_SHIFT) #define I40E_GLPCI_LBARCTRL 0x000BE484 /* Reset: POR */ #define I40E_GLPCI_LBARCTRL_PREFBAR_SHIFT 0 #define I40E_GLPCI_LBARCTRL_PREFBAR_MASK I40E_MASK(0x1, I40E_GLPCI_LBARCTRL_PREFBAR_SHIFT) @@ -1902,6 +1904,11 @@ #define I40E_GLPCI_VFSUP_VF_PREFETCH_MASK I40E_MASK(0x1, I40E_GLPCI_VFSUP_VF_PREFETCH_SHIFT) #define I40E_GLPCI_VFSUP_VR_BAR_TYPE_SHIFT 1 #define I40E_GLPCI_VFSUP_VR_BAR_TYPE_MASK I40E_MASK(0x1, I40E_GLPCI_VFSUP_VR_BAR_TYPE_SHIFT) +#define I40E_GLTPH_CTRL 0x000BE480 /* Reset: PCIR */ +#define I40E_GLTPH_CTRL_DESC_PH_SHIFT 9 +#define I40E_GLTPH_CTRL_DESC_PH_MASK I40E_MASK(0x3, I40E_GLTPH_CTRL_DESC_PH_SHIFT) +#define I40E_GLTPH_CTRL_DATA_PH_SHIFT 11 +#define I40E_GLTPH_CTRL_DATA_PH_MASK I40E_MASK(0x3, I40E_GLTPH_CTRL_DATA_PH_SHIFT) #define I40E_PF_FUNC_RID 0x0009C000 /* Reset: PCIR */ #define I40E_PF_FUNC_RID_FUNCTION_NUMBER_SHIFT 0 #define I40E_PF_FUNC_RID_FUNCTION_NUMBER_MASK I40E_MASK(0x7, I40E_PF_FUNC_RID_FUNCTION_NUMBER_SHIFT) @@ -2374,20 +2381,20 @@ #define I40E_GL_RXERR2_L_FCOEDIXAC_MASK I40E_MASK(0xFFFFFFFF, I40E_GL_RXERR2_L_FCOEDIXAC_SHIFT) #define I40E_GLPRT_BPRCH(_i) (0x003005E4 + ((_i) * 8)) /* _i=0...3 */ /* Reset: CORER */ #define I40E_GLPRT_BPRCH_MAX_INDEX 3 -#define I40E_GLPRT_BPRCH_UPRCH_SHIFT 0 -#define I40E_GLPRT_BPRCH_UPRCH_MASK I40E_MASK(0xFFFF, I40E_GLPRT_BPRCH_UPRCH_SHIFT) +#define I40E_GLPRT_BPRCH_BPRCH_SHIFT 0 +#define I40E_GLPRT_BPRCH_BPRCH_MASK I40E_MASK(0xFFFF, I40E_GLPRT_BPRCH_BPRCH_SHIFT) #define I40E_GLPRT_BPRCL(_i) (0x003005E0 + ((_i) * 8)) /* _i=0...3 */ /* Reset: CORER */ #define I40E_GLPRT_BPRCL_MAX_INDEX 3 -#define I40E_GLPRT_BPRCL_UPRCH_SHIFT 0 -#define I40E_GLPRT_BPRCL_UPRCH_MASK I40E_MASK(0xFFFFFFFF, I40E_GLPRT_BPRCL_UPRCH_SHIFT) +#define I40E_GLPRT_BPRCL_BPRCL_SHIFT 0 +#define I40E_GLPRT_BPRCL_BPRCL_MASK I40E_MASK(0xFFFFFFFF, I40E_GLPRT_BPRCL_BPRCL_SHIFT) #define I40E_GLPRT_BPTCH(_i) (0x00300A04 + ((_i) * 8)) /* _i=0...3 */ /* Reset: CORER */ #define I40E_GLPRT_BPTCH_MAX_INDEX 3 -#define I40E_GLPRT_BPTCH_UPRCH_SHIFT 0 -#define I40E_GLPRT_BPTCH_UPRCH_MASK I40E_MASK(0xFFFF, I40E_GLPRT_BPTCH_UPRCH_SHIFT) +#define I40E_GLPRT_BPTCH_BPTCH_SHIFT 0 +#define I40E_GLPRT_BPTCH_BPTCH_MASK I40E_MASK(0xFFFF, I40E_GLPRT_BPTCH_BPTCH_SHIFT) #define I40E_GLPRT_BPTCL(_i) (0x00300A00 + ((_i) * 8)) /* _i=0...3 */ /* Reset: CORER */ #define I40E_GLPRT_BPTCL_MAX_INDEX 3 -#define I40E_GLPRT_BPTCL_UPRCH_SHIFT 0 -#define I40E_GLPRT_BPTCL_UPRCH_MASK I40E_MASK(0xFFFFFFFF, I40E_GLPRT_BPTCL_UPRCH_SHIFT) +#define I40E_GLPRT_BPTCL_BPTCL_SHIFT 0 +#define I40E_GLPRT_BPTCL_BPTCL_MASK I40E_MASK(0xFFFFFFFF, I40E_GLPRT_BPTCL_BPTCL_SHIFT) #define I40E_GLPRT_CRCERRS(_i) (0x00300080 + ((_i) * 8)) /* _i=0...3 */ /* Reset: CORER */ #define I40E_GLPRT_CRCERRS_MAX_INDEX 3 #define I40E_GLPRT_CRCERRS_CRCERRS_SHIFT 0 @@ -2620,10 +2627,6 @@ #define I40E_GLPRT_TDOLD_MAX_INDEX 3 #define I40E_GLPRT_TDOLD_GLPRT_TDOLD_SHIFT 0 #define I40E_GLPRT_TDOLD_GLPRT_TDOLD_MASK I40E_MASK(0xFFFFFFFF, I40E_GLPRT_TDOLD_GLPRT_TDOLD_SHIFT) -#define I40E_GLPRT_TDPC(_i) (0x00375400 + ((_i) * 8)) /* _i=0...3 */ /* Reset: CORER */ -#define I40E_GLPRT_TDPC_MAX_INDEX 3 -#define I40E_GLPRT_TDPC_TDPC_SHIFT 0 -#define I40E_GLPRT_TDPC_TDPC_MASK I40E_MASK(0xFFFFFFFF, I40E_GLPRT_TDPC_TDPC_SHIFT) #define I40E_GLPRT_UPRCH(_i) (0x003005A4 + ((_i) * 8)) /* _i=0...3 */ /* Reset: CORER */ #define I40E_GLPRT_UPRCH_MAX_INDEX 3 #define I40E_GLPRT_UPRCH_UPRCH_SHIFT 0 @@ -2990,9 +2993,6 @@ #define I40E_PRTTSYN_TXTIME_L 0x001E41C0 /* Reset: GLOBR */ #define I40E_PRTTSYN_TXTIME_L_TXTIEM_L_SHIFT 0 #define I40E_PRTTSYN_TXTIME_L_TXTIEM_L_MASK I40E_MASK(0xFFFFFFFF, I40E_PRTTSYN_TXTIME_L_TXTIEM_L_SHIFT) -#define I40E_GLSCD_QUANTA 0x000B2080 /* Reset: CORER */ -#define I40E_GLSCD_QUANTA_TSCDQUANTA_SHIFT 0 -#define I40E_GLSCD_QUANTA_TSCDQUANTA_MASK I40E_MASK(0x7, I40E_GLSCD_QUANTA_TSCDQUANTA_SHIFT) #define I40E_GL_MDET_RX 0x0012A510 /* Reset: CORER */ #define I40E_GL_MDET_RX_FUNCTION_SHIFT 0 #define I40E_GL_MDET_RX_FUNCTION_MASK I40E_MASK(0xFF, I40E_GL_MDET_RX_FUNCTION_SHIFT) @@ -3258,7 +3258,7 @@ #define I40E_VFINT_ITRN1_MAX_INDEX 2 #define I40E_VFINT_ITRN1_INTERVAL_SHIFT 0 #define I40E_VFINT_ITRN1_INTERVAL_MASK I40E_MASK(0xFFF, I40E_VFINT_ITRN1_INTERVAL_SHIFT) -#define I40E_VFINT_STAT_CTL01 0x00005400 /* Reset: VFR */ +#define I40E_VFINT_STAT_CTL01 0x00005400 /* Reset: CORER */ #define I40E_VFINT_STAT_CTL01_OTHER_ITR_INDX_SHIFT 2 #define I40E_VFINT_STAT_CTL01_OTHER_ITR_INDX_MASK I40E_MASK(0x3, I40E_VFINT_STAT_CTL01_OTHER_ITR_INDX_SHIFT) #define I40E_QRX_TAIL1(_Q) (0x00002000 + ((_Q) * 4)) /* _i=0...15 */ /* Reset: CORER */ diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c index 2206d2d36f0f..f8c863bfa6f7 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c +++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c @@ -25,6 +25,7 @@ ******************************************************************************/ #include <linux/prefetch.h> +#include <net/busy_poll.h> #include "i40e.h" #include "i40e_prototype.h" @@ -1025,6 +1026,22 @@ void i40e_clean_rx_ring(struct i40e_ring *rx_ring) if (!rx_ring->rx_bi) return; + if (ring_is_ps_enabled(rx_ring)) { + int bufsz = ALIGN(rx_ring->rx_hdr_len, 256) * rx_ring->count; + + rx_bi = &rx_ring->rx_bi[0]; + if (rx_bi->hdr_buf) { + dma_free_coherent(dev, + bufsz, + rx_bi->hdr_buf, + rx_bi->dma); + for (i = 0; i < rx_ring->count; i++) { + rx_bi = &rx_ring->rx_bi[i]; + rx_bi->dma = 0; + rx_bi->hdr_buf = 0; + } + } + } /* Free all the Rx ring sk_buffs */ for (i = 0; i < rx_ring->count; i++) { rx_bi = &rx_ring->rx_bi[i]; @@ -1083,6 +1100,37 @@ void i40e_free_rx_resources(struct i40e_ring *rx_ring) } /** + * i40e_alloc_rx_headers - allocate rx header buffers + * @rx_ring: ring to alloc buffers + * + * Allocate rx header buffers for the entire ring. As these are static, + * this is only called when setting up a new ring. + **/ +void i40e_alloc_rx_headers(struct i40e_ring *rx_ring) +{ + struct device *dev = rx_ring->dev; + struct i40e_rx_buffer *rx_bi; + dma_addr_t dma; + void *buffer; + int buf_size; + int i; + + if (rx_ring->rx_bi[0].hdr_buf) + return; + /* Make sure the buffers don't cross cache line boundaries. */ + buf_size = ALIGN(rx_ring->rx_hdr_len, 256); + buffer = dma_alloc_coherent(dev, buf_size * rx_ring->count, + &dma, GFP_KERNEL); + if (!buffer) + return; + for (i = 0; i < rx_ring->count; i++) { + rx_bi = &rx_ring->rx_bi[i]; + rx_bi->dma = dma + (i * buf_size); + rx_bi->hdr_buf = buffer + (i * buf_size); + } +} + +/** * i40e_setup_rx_descriptors - Allocate Rx descriptors * @rx_ring: Rx descriptor ring (for a specific queue) to setup * @@ -1142,11 +1190,76 @@ static inline void i40e_release_rx_desc(struct i40e_ring *rx_ring, u32 val) } /** - * i40e_alloc_rx_buffers - Replace used receive buffers; packet split + * i40e_alloc_rx_buffers_ps - Replace used receive buffers; packet split * @rx_ring: ring to place buffers on * @cleaned_count: number of buffers to replace **/ -void i40e_alloc_rx_buffers(struct i40e_ring *rx_ring, u16 cleaned_count) +void i40e_alloc_rx_buffers_ps(struct i40e_ring *rx_ring, u16 cleaned_count) +{ + u16 i = rx_ring->next_to_use; + union i40e_rx_desc *rx_desc; + struct i40e_rx_buffer *bi; + + /* do nothing if no valid netdev defined */ + if (!rx_ring->netdev || !cleaned_count) + return; + + while (cleaned_count--) { + rx_desc = I40E_RX_DESC(rx_ring, i); + bi = &rx_ring->rx_bi[i]; + + if (bi->skb) /* desc is in use */ + goto no_buffers; + if (!bi->page) { + bi->page = alloc_page(GFP_ATOMIC); + if (!bi->page) { + rx_ring->rx_stats.alloc_page_failed++; + goto no_buffers; + } + } + + if (!bi->page_dma) { + /* use a half page if we're re-using */ + bi->page_offset ^= PAGE_SIZE / 2; + bi->page_dma = dma_map_page(rx_ring->dev, + bi->page, + bi->page_offset, + PAGE_SIZE / 2, + DMA_FROM_DEVICE); + if (dma_mapping_error(rx_ring->dev, + bi->page_dma)) { + rx_ring->rx_stats.alloc_page_failed++; + bi->page_dma = 0; + goto no_buffers; + } + } + + dma_sync_single_range_for_device(rx_ring->dev, + bi->dma, + 0, + rx_ring->rx_hdr_len, + DMA_FROM_DEVICE); + /* Refresh the desc even if buffer_addrs didn't change + * because each write-back erases this info. + */ + rx_desc->read.pkt_addr = cpu_to_le64(bi->page_dma); + rx_desc->read.hdr_addr = cpu_to_le64(bi->dma); + i++; + if (i == rx_ring->count) + i = 0; + } + +no_buffers: + if (rx_ring->next_to_use != i) + i40e_release_rx_desc(rx_ring, i); +} + +/** + * i40e_alloc_rx_buffers_1buf - Replace used receive buffers; single buffer + * @rx_ring: ring to place buffers on + * @cleaned_count: number of buffers to replace + **/ +void i40e_alloc_rx_buffers_1buf(struct i40e_ring *rx_ring, u16 cleaned_count) { u16 i = rx_ring->next_to_use; union i40e_rx_desc *rx_desc; @@ -1186,40 +1299,8 @@ void i40e_alloc_rx_buffers(struct i40e_ring *rx_ring, u16 cleaned_count) } } - if (ring_is_ps_enabled(rx_ring)) { - if (!bi->page) { - bi->page = alloc_page(GFP_ATOMIC); - if (!bi->page) { - rx_ring->rx_stats.alloc_page_failed++; - goto no_buffers; - } - } - - if (!bi->page_dma) { - /* use a half page if we're re-using */ - bi->page_offset ^= PAGE_SIZE / 2; - bi->page_dma = dma_map_page(rx_ring->dev, - bi->page, - bi->page_offset, - PAGE_SIZE / 2, - DMA_FROM_DEVICE); - if (dma_mapping_error(rx_ring->dev, - bi->page_dma)) { - rx_ring->rx_stats.alloc_page_failed++; - bi->page_dma = 0; - goto no_buffers; - } - } - - /* Refresh the desc even if buffer_addrs didn't change - * because each write-back erases this info. - */ - rx_desc->read.pkt_addr = cpu_to_le64(bi->page_dma); - rx_desc->read.hdr_addr = cpu_to_le64(bi->dma); - } else { - rx_desc->read.pkt_addr = cpu_to_le64(bi->dma); - rx_desc->read.hdr_addr = 0; - } + rx_desc->read.pkt_addr = cpu_to_le64(bi->dma); + rx_desc->read.hdr_addr = 0; i++; if (i == rx_ring->count) i = 0; @@ -1404,13 +1485,13 @@ static inline enum pkt_hash_types i40e_ptype_to_hash(u8 ptype) } /** - * i40e_clean_rx_irq - Reclaim resources after receive completes + * i40e_clean_rx_irq_ps - Reclaim resources after receive; packet split * @rx_ring: rx ring to clean * @budget: how many cleans we're allowed * * Returns true if there's any budget left (e.g. the clean is finished) **/ -static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget) +static int i40e_clean_rx_irq_ps(struct i40e_ring *rx_ring, int budget) { unsigned int total_rx_bytes = 0, total_rx_packets = 0; u16 rx_packet_len, rx_header_len, rx_sph, rx_hbo; @@ -1426,25 +1507,51 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget) if (budget <= 0) return 0; - rx_desc = I40E_RX_DESC(rx_ring, i); - qword = le64_to_cpu(rx_desc->wb.qword1.status_error_len); - rx_status = (qword & I40E_RXD_QW1_STATUS_MASK) >> - I40E_RXD_QW1_STATUS_SHIFT; - - while (rx_status & (1 << I40E_RX_DESC_STATUS_DD_SHIFT)) { - union i40e_rx_desc *next_rxd; + do { struct i40e_rx_buffer *rx_bi; struct sk_buff *skb; u16 vlan_tag; + /* return some buffers to hardware, one at a time is too slow */ + if (cleaned_count >= I40E_RX_BUFFER_WRITE) { + i40e_alloc_rx_buffers_ps(rx_ring, cleaned_count); + cleaned_count = 0; + } + + i = rx_ring->next_to_clean; + rx_desc = I40E_RX_DESC(rx_ring, i); + qword = le64_to_cpu(rx_desc->wb.qword1.status_error_len); + rx_status = (qword & I40E_RXD_QW1_STATUS_MASK) >> + I40E_RXD_QW1_STATUS_SHIFT; + + if (!(rx_status & (1 << I40E_RX_DESC_STATUS_DD_SHIFT))) + break; + + /* This memory barrier is needed to keep us from reading + * any other fields out of the rx_desc until we know the + * DD bit is set. + */ + rmb(); if (i40e_rx_is_programming_status(qword)) { i40e_clean_programming_status(rx_ring, rx_desc); - I40E_RX_NEXT_DESC_PREFETCH(rx_ring, i, next_rxd); - goto next_desc; + I40E_RX_INCREMENT(rx_ring, i); + continue; } rx_bi = &rx_ring->rx_bi[i]; skb = rx_bi->skb; - prefetch(skb->data); - + if (likely(!skb)) { + skb = netdev_alloc_skb_ip_align(rx_ring->netdev, + rx_ring->rx_hdr_len); + if (!skb) + rx_ring->rx_stats.alloc_buff_failed++; + /* initialize queue mapping */ + skb_record_rx_queue(skb, rx_ring->queue_index); + /* we are reusing so sync this buffer for CPU use */ + dma_sync_single_range_for_cpu(rx_ring->dev, + rx_bi->dma, + 0, + rx_ring->rx_hdr_len, + DMA_FROM_DEVICE); + } rx_packet_len = (qword & I40E_RXD_QW1_LENGTH_PBUF_MASK) >> I40E_RXD_QW1_LENGTH_PBUF_SHIFT; rx_header_len = (qword & I40E_RXD_QW1_LENGTH_HBUF_MASK) >> @@ -1459,40 +1566,30 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget) rx_ptype = (qword & I40E_RXD_QW1_PTYPE_MASK) >> I40E_RXD_QW1_PTYPE_SHIFT; + prefetch(rx_bi->page); rx_bi->skb = NULL; - - /* This memory barrier is needed to keep us from reading - * any other fields out of the rx_desc until we know the - * STATUS_DD bit is set - */ - rmb(); - - /* Get the header and possibly the whole packet - * If this is an skb from previous receive dma will be 0 - */ - if (rx_bi->dma) { - u16 len; - + cleaned_count++; + if (rx_hbo || rx_sph) { + int len; if (rx_hbo) len = I40E_RX_HDR_SIZE; - else if (rx_sph) - len = rx_header_len; - else if (rx_packet_len) - len = rx_packet_len; /* 1buf/no split found */ else - len = rx_header_len; /* split always mode */ - - skb_put(skb, len); - dma_unmap_single(rx_ring->dev, - rx_bi->dma, - rx_ring->rx_buf_len, - DMA_FROM_DEVICE); - rx_bi->dma = 0; + len = rx_header_len; + memcpy(__skb_put(skb, len), rx_bi->hdr_buf, len); + } else if (skb->len == 0) { + int len; + + len = (rx_packet_len > skb_headlen(skb) ? + skb_headlen(skb) : rx_packet_len); + memcpy(__skb_put(skb, len), + rx_bi->page + rx_bi->page_offset, + len); + rx_bi->page_offset += len; + rx_packet_len -= len; } /* Get the rest of the data if this was a header split */ - if (ring_is_ps_enabled(rx_ring) && rx_packet_len) { - + if (rx_packet_len) { skb_fill_page_desc(skb, skb_shinfo(skb)->nr_frags, rx_bi->page, rx_bi->page_offset, @@ -1514,22 +1611,16 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget) DMA_FROM_DEVICE); rx_bi->page_dma = 0; } - I40E_RX_NEXT_DESC_PREFETCH(rx_ring, i, next_rxd); + I40E_RX_INCREMENT(rx_ring, i); if (unlikely( !(rx_status & (1 << I40E_RX_DESC_STATUS_EOF_SHIFT)))) { struct i40e_rx_buffer *next_buffer; next_buffer = &rx_ring->rx_bi[i]; - - if (ring_is_ps_enabled(rx_ring)) { - rx_bi->skb = next_buffer->skb; - rx_bi->dma = next_buffer->dma; - next_buffer->skb = skb; - next_buffer->dma = 0; - } + next_buffer->skb = skb; rx_ring->rx_stats.non_eop_descs++; - goto next_desc; + continue; } /* ERR_MASK will only have valid bits if EOP set */ @@ -1538,7 +1629,7 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget) /* TODO: shouldn't we increment a counter indicating the * drop? */ - goto next_desc; + continue; } skb_set_hash(skb, i40e_rx_hash(rx_ring, rx_desc), @@ -1564,33 +1655,149 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget) #ifdef I40E_FCOE if (!i40e_fcoe_handle_offload(rx_ring, rx_desc, skb)) { dev_kfree_skb_any(skb); - goto next_desc; + continue; } #endif + skb_mark_napi_id(skb, &rx_ring->q_vector->napi); i40e_receive_skb(rx_ring, skb, vlan_tag); rx_ring->netdev->last_rx = jiffies; - budget--; -next_desc: rx_desc->wb.qword1.status_error_len = 0; - if (!budget) - break; - cleaned_count++; + } while (likely(total_rx_packets < budget)); + + u64_stats_update_begin(&rx_ring->syncp); + rx_ring->stats.packets += total_rx_packets; + rx_ring->stats.bytes += total_rx_bytes; + u64_stats_update_end(&rx_ring->syncp); + rx_ring->q_vector->rx.total_packets += total_rx_packets; + rx_ring->q_vector->rx.total_bytes += total_rx_bytes; + + return total_rx_packets; +} + +/** + * i40e_clean_rx_irq_1buf - Reclaim resources after receive; single buffer + * @rx_ring: rx ring to clean + * @budget: how many cleans we're allowed + * + * Returns number of packets cleaned + **/ +static int i40e_clean_rx_irq_1buf(struct i40e_ring *rx_ring, int budget) +{ + unsigned int total_rx_bytes = 0, total_rx_packets = 0; + u16 cleaned_count = I40E_DESC_UNUSED(rx_ring); + struct i40e_vsi *vsi = rx_ring->vsi; + union i40e_rx_desc *rx_desc; + u32 rx_error, rx_status; + u16 rx_packet_len; + u8 rx_ptype; + u64 qword; + u16 i; + + do { + struct i40e_rx_buffer *rx_bi; + struct sk_buff *skb; + u16 vlan_tag; /* return some buffers to hardware, one at a time is too slow */ if (cleaned_count >= I40E_RX_BUFFER_WRITE) { - i40e_alloc_rx_buffers(rx_ring, cleaned_count); + i40e_alloc_rx_buffers_1buf(rx_ring, cleaned_count); cleaned_count = 0; } - /* use prefetched values */ - rx_desc = next_rxd; + i = rx_ring->next_to_clean; + rx_desc = I40E_RX_DESC(rx_ring, i); qword = le64_to_cpu(rx_desc->wb.qword1.status_error_len); rx_status = (qword & I40E_RXD_QW1_STATUS_MASK) >> - I40E_RXD_QW1_STATUS_SHIFT; - } + I40E_RXD_QW1_STATUS_SHIFT; + + if (!(rx_status & (1 << I40E_RX_DESC_STATUS_DD_SHIFT))) + break; + + /* This memory barrier is needed to keep us from reading + * any other fields out of the rx_desc until we know the + * DD bit is set. + */ + rmb(); + + if (i40e_rx_is_programming_status(qword)) { + i40e_clean_programming_status(rx_ring, rx_desc); + I40E_RX_INCREMENT(rx_ring, i); + continue; + } + rx_bi = &rx_ring->rx_bi[i]; + skb = rx_bi->skb; + prefetch(skb->data); + + rx_packet_len = (qword & I40E_RXD_QW1_LENGTH_PBUF_MASK) >> + I40E_RXD_QW1_LENGTH_PBUF_SHIFT; + + rx_error = (qword & I40E_RXD_QW1_ERROR_MASK) >> + I40E_RXD_QW1_ERROR_SHIFT; + rx_error &= ~(1 << I40E_RX_DESC_ERROR_HBO_SHIFT); + + rx_ptype = (qword & I40E_RXD_QW1_PTYPE_MASK) >> + I40E_RXD_QW1_PTYPE_SHIFT; + rx_bi->skb = NULL; + cleaned_count++; + + /* Get the header and possibly the whole packet + * If this is an skb from previous receive dma will be 0 + */ + skb_put(skb, rx_packet_len); + dma_unmap_single(rx_ring->dev, rx_bi->dma, rx_ring->rx_buf_len, + DMA_FROM_DEVICE); + rx_bi->dma = 0; + + I40E_RX_INCREMENT(rx_ring, i); + + if (unlikely( + !(rx_status & (1 << I40E_RX_DESC_STATUS_EOF_SHIFT)))) { + rx_ring->rx_stats.non_eop_descs++; + continue; + } + + /* ERR_MASK will only have valid bits if EOP set */ + if (unlikely(rx_error & (1 << I40E_RX_DESC_ERROR_RXE_SHIFT))) { + dev_kfree_skb_any(skb); + /* TODO: shouldn't we increment a counter indicating the + * drop? + */ + continue; + } + + skb_set_hash(skb, i40e_rx_hash(rx_ring, rx_desc), + i40e_ptype_to_hash(rx_ptype)); + if (unlikely(rx_status & I40E_RXD_QW1_STATUS_TSYNVALID_MASK)) { + i40e_ptp_rx_hwtstamp(vsi->back, skb, (rx_status & + I40E_RXD_QW1_STATUS_TSYNINDX_MASK) >> + I40E_RXD_QW1_STATUS_TSYNINDX_SHIFT); + rx_ring->last_rx_timestamp = jiffies; + } + + /* probably a little skewed due to removing CRC */ + total_rx_bytes += skb->len; + total_rx_packets++; + + skb->protocol = eth_type_trans(skb, rx_ring->netdev); + + i40e_rx_checksum(vsi, skb, rx_status, rx_error, rx_ptype); + + vlan_tag = rx_status & (1 << I40E_RX_DESC_STATUS_L2TAG1P_SHIFT) + ? le16_to_cpu(rx_desc->wb.qword0.lo_dword.l2tag1) + : 0; +#ifdef I40E_FCOE + if (!i40e_fcoe_handle_offload(rx_ring, rx_desc, skb)) { + dev_kfree_skb_any(skb); + continue; + } +#endif + i40e_receive_skb(rx_ring, skb, vlan_tag); + + rx_ring->netdev->last_rx = jiffies; + rx_desc->wb.qword1.status_error_len = 0; + } while (likely(total_rx_packets < budget)); - rx_ring->next_to_clean = i; u64_stats_update_begin(&rx_ring->syncp); rx_ring->stats.packets += total_rx_packets; rx_ring->stats.bytes += total_rx_bytes; @@ -1598,10 +1805,7 @@ next_desc: rx_ring->q_vector->rx.total_packets += total_rx_packets; rx_ring->q_vector->rx.total_bytes += total_rx_bytes; - if (cleaned_count) - i40e_alloc_rx_buffers(rx_ring, cleaned_count); - - return budget > 0; + return total_rx_packets; } /** @@ -1622,6 +1826,7 @@ int i40e_napi_poll(struct napi_struct *napi, int budget) bool clean_complete = true; bool arm_wb = false; int budget_per_ring; + int cleaned; if (test_bit(__I40E_DOWN, &vsi->state)) { napi_complete(napi); @@ -1641,8 +1846,14 @@ int i40e_napi_poll(struct napi_struct *napi, int budget) */ budget_per_ring = max(budget/q_vector->num_ringpairs, 1); - i40e_for_each_ring(ring, q_vector->rx) - clean_complete &= i40e_clean_rx_irq(ring, budget_per_ring); + i40e_for_each_ring(ring, q_vector->rx) { + if (ring_is_ps_enabled(ring)) + cleaned = i40e_clean_rx_irq_ps(ring, budget_per_ring); + else + cleaned = i40e_clean_rx_irq_1buf(ring, budget_per_ring); + /* if we didn't clean as many as budgeted, we must be done */ + clean_complete &= (budget_per_ring != cleaned); + } /* If work not completed, return budget and polling will return */ if (!clean_complete) { diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.h b/drivers/net/ethernet/intel/i40e/i40e_txrx.h index 18b00231d2f1..38449b230d60 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_txrx.h +++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.h @@ -96,6 +96,14 @@ enum i40e_dyn_idx_t { /* How many Rx Buffers do we bundle into one write to the hardware ? */ #define I40E_RX_BUFFER_WRITE 16 /* Must be power of 2 */ +#define I40E_RX_INCREMENT(r, i) \ + do { \ + (i)++; \ + if ((i) == (r)->count) \ + i = 0; \ + r->next_to_clean = i; \ + } while (0) + #define I40E_RX_NEXT_DESC(r, i, n) \ do { \ (i)++; \ @@ -151,6 +159,7 @@ struct i40e_tx_buffer { struct i40e_rx_buffer { struct sk_buff *skb; + void *hdr_buf; dma_addr_t dma; struct page *page; dma_addr_t page_dma; @@ -223,8 +232,8 @@ struct i40e_ring { u16 rx_buf_len; u8 dtype; #define I40E_RX_DTYPE_NO_SPLIT 0 -#define I40E_RX_DTYPE_SPLIT_ALWAYS 1 -#define I40E_RX_DTYPE_HEADER_SPLIT 2 +#define I40E_RX_DTYPE_HEADER_SPLIT 1 +#define I40E_RX_DTYPE_SPLIT_ALWAYS 2 u8 hsplit; #define I40E_RX_SPLIT_L2 0x1 #define I40E_RX_SPLIT_IP 0x2 @@ -280,7 +289,9 @@ struct i40e_ring_container { #define i40e_for_each_ring(pos, head) \ for (pos = (head).ring; pos != NULL; pos = pos->next) -void i40e_alloc_rx_buffers(struct i40e_ring *rxr, u16 cleaned_count); +void i40e_alloc_rx_buffers_ps(struct i40e_ring *rxr, u16 cleaned_count); +void i40e_alloc_rx_buffers_1buf(struct i40e_ring *rxr, u16 cleaned_count); +void i40e_alloc_rx_headers(struct i40e_ring *rxr); netdev_tx_t i40e_lan_xmit_frame(struct sk_buff *skb, struct net_device *netdev); void i40e_clean_tx_ring(struct i40e_ring *tx_ring); void i40e_clean_rx_ring(struct i40e_ring *rx_ring); diff --git a/drivers/net/ethernet/intel/i40e/i40e_type.h b/drivers/net/ethernet/intel/i40e/i40e_type.h index e9901ef06a63..90069396bb28 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_type.h +++ b/drivers/net/ethernet/intel/i40e/i40e_type.h @@ -1,7 +1,7 @@ /******************************************************************************* * * Intel Ethernet Controller XL710 Family Linux Driver - * Copyright(c) 2013 - 2014 Intel Corporation. + * Copyright(c) 2013 - 2015 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -175,12 +175,12 @@ struct i40e_link_status { u8 an_info; u8 ext_info; u8 loopback; - bool an_enabled; /* is Link Status Event notification to SW enabled */ bool lse_enable; u16 max_frame_size; bool crc_enable; u8 pacing; + u8 requested_speeds; }; struct i40e_phy_info { @@ -1401,6 +1401,19 @@ struct i40e_lldp_variables { u16 crc8; }; +/* Offsets into Alternate Ram */ +#define I40E_ALT_STRUCT_FIRST_PF_OFFSET 0 /* in dwords */ +#define I40E_ALT_STRUCT_DWORDS_PER_PF 64 /* in dwords */ +#define I40E_ALT_STRUCT_OUTER_VLAN_TAG_OFFSET 0xD /* in dwords */ +#define I40E_ALT_STRUCT_USER_PRIORITY_OFFSET 0xC /* in dwords */ +#define I40E_ALT_STRUCT_MIN_BW_OFFSET 0xE /* in dwords */ +#define I40E_ALT_STRUCT_MAX_BW_OFFSET 0xF /* in dwords */ + +/* Alternate Ram Bandwidth Masks */ +#define I40E_ALT_BW_VALUE_MASK 0xFF +#define I40E_ALT_BW_RELATIVE_MASK 0x40000000 +#define I40E_ALT_BW_VALID_MASK 0x80000000 + /* RSS Hash Table Size */ #define I40E_PFQF_CTL_0_HASHLUTSIZE_512 0x00010000 #endif /* _I40E_TYPE_H_ */ diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl.h b/drivers/net/ethernet/intel/i40e/i40e_virtchnl.h index 61dd1b187624..2d20af290fbf 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl.h +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl.h @@ -59,31 +59,29 @@ * of the virtchnl_msg structure. */ enum i40e_virtchnl_ops { -/* VF sends req. to pf for the following - * ops. +/* The PF sends status change events to VFs using + * the I40E_VIRTCHNL_OP_EVENT opcode. + * VFs send requests to the PF using the other ops. */ I40E_VIRTCHNL_OP_UNKNOWN = 0, I40E_VIRTCHNL_OP_VERSION = 1, /* must ALWAYS be 1 */ - I40E_VIRTCHNL_OP_RESET_VF, - I40E_VIRTCHNL_OP_GET_VF_RESOURCES, - I40E_VIRTCHNL_OP_CONFIG_TX_QUEUE, - I40E_VIRTCHNL_OP_CONFIG_RX_QUEUE, - I40E_VIRTCHNL_OP_CONFIG_VSI_QUEUES, - I40E_VIRTCHNL_OP_CONFIG_IRQ_MAP, - I40E_VIRTCHNL_OP_ENABLE_QUEUES, - I40E_VIRTCHNL_OP_DISABLE_QUEUES, - I40E_VIRTCHNL_OP_ADD_ETHER_ADDRESS, - I40E_VIRTCHNL_OP_DEL_ETHER_ADDRESS, - I40E_VIRTCHNL_OP_ADD_VLAN, - I40E_VIRTCHNL_OP_DEL_VLAN, - I40E_VIRTCHNL_OP_CONFIG_PROMISCUOUS_MODE, - I40E_VIRTCHNL_OP_GET_STATS, - I40E_VIRTCHNL_OP_FCOE, - I40E_VIRTCHNL_OP_CONFIG_RSS, -/* PF sends status change events to vfs using - * the following op. - */ - I40E_VIRTCHNL_OP_EVENT, + I40E_VIRTCHNL_OP_RESET_VF = 2, + I40E_VIRTCHNL_OP_GET_VF_RESOURCES = 3, + I40E_VIRTCHNL_OP_CONFIG_TX_QUEUE = 4, + I40E_VIRTCHNL_OP_CONFIG_RX_QUEUE = 5, + I40E_VIRTCHNL_OP_CONFIG_VSI_QUEUES = 6, + I40E_VIRTCHNL_OP_CONFIG_IRQ_MAP = 7, + I40E_VIRTCHNL_OP_ENABLE_QUEUES = 8, + I40E_VIRTCHNL_OP_DISABLE_QUEUES = 9, + I40E_VIRTCHNL_OP_ADD_ETHER_ADDRESS = 10, + I40E_VIRTCHNL_OP_DEL_ETHER_ADDRESS = 11, + I40E_VIRTCHNL_OP_ADD_VLAN = 12, + I40E_VIRTCHNL_OP_DEL_VLAN = 13, + I40E_VIRTCHNL_OP_CONFIG_PROMISCUOUS_MODE = 14, + I40E_VIRTCHNL_OP_GET_STATS = 15, + I40E_VIRTCHNL_OP_FCOE = 16, + I40E_VIRTCHNL_OP_EVENT = 17, + I40E_VIRTCHNL_OP_CONFIG_RSS = 18, }; /* Virtual channel message descriptor. This overlays the admin queue diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c index 40f042af4131..493335caa276 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c @@ -1,7 +1,7 @@ /******************************************************************************* * * Intel Ethernet Controller XL710 Family Linux Driver - * Copyright(c) 2013 - 2014 Intel Corporation. + * Copyright(c) 2013 - 2015 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -752,7 +752,7 @@ void i40e_enable_pf_switch_lb(struct i40e_pf *pf) * * disable switch loop back or die - no point in a return value **/ -static void i40e_disable_pf_switch_lb(struct i40e_pf *pf) +void i40e_disable_pf_switch_lb(struct i40e_pf *pf) { struct i40e_vsi *vsi = pf->vsi[pf->lan_vsi]; struct i40e_vsi_context ctxt; @@ -891,7 +891,6 @@ int i40e_alloc_vfs(struct i40e_pf *pf, u16 num_alloc_vfs) } pf->num_alloc_vfs = num_alloc_vfs; - i40e_enable_pf_switch_lb(pf); err_alloc: if (ret) i40e_free_vfs(pf); @@ -2427,7 +2426,8 @@ int i40e_ndo_set_vf_spoofchk(struct net_device *netdev, int vf_id, bool enable) ctxt.pf_num = pf->hw.pf_id; ctxt.info.valid_sections = cpu_to_le16(I40E_AQ_VSI_PROP_SECURITY_VALID); if (enable) - ctxt.info.sec_flags |= I40E_AQ_VSI_SEC_FLAG_ENABLE_MAC_CHK; + ctxt.info.sec_flags |= (I40E_AQ_VSI_SEC_FLAG_ENABLE_VLAN_CHK | + I40E_AQ_VSI_SEC_FLAG_ENABLE_MAC_CHK); ret = i40e_aq_update_vsi_params(hw, &ctxt, NULL); if (ret) { dev_err(&pf->pdev->dev, "Error %d updating VSI parameters\n", diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h index 9452f5247cff..ef777a62e393 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h @@ -1,7 +1,7 @@ /******************************************************************************* * * Intel Ethernet Controller XL710 Family Linux Driver - * Copyright(c) 2013 - 2014 Intel Corporation. + * Copyright(c) 2013 - 2015 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -127,5 +127,6 @@ int i40e_ndo_set_vf_spoofchk(struct net_device *netdev, int vf_id, bool enable); void i40e_vc_notify_link_state(struct i40e_pf *pf); void i40e_vc_notify_reset(struct i40e_pf *pf); void i40e_enable_pf_switch_lb(struct i40e_pf *pf); +void i40e_disable_pf_switch_lb(struct i40e_pf *pf); #endif /* _I40E_VIRTCHNL_PF_H_ */ diff --git a/drivers/net/ethernet/intel/i40evf/i40e_common.c b/drivers/net/ethernet/intel/i40evf/i40e_common.c index 28c40c57d4f5..50b0ee54fc06 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_common.c +++ b/drivers/net/ethernet/intel/i40evf/i40e_common.c @@ -94,16 +94,19 @@ void i40evf_debug_aq(struct i40e_hw *hw, enum i40e_debug_mask mask, void *desc, i40e_debug(hw, mask, "AQ CMD: opcode 0x%04X, flags 0x%04X, datalen 0x%04X, retval 0x%04X\n", - aq_desc->opcode, aq_desc->flags, aq_desc->datalen, - aq_desc->retval); + le16_to_cpu(aq_desc->opcode), + le16_to_cpu(aq_desc->flags), + le16_to_cpu(aq_desc->datalen), + le16_to_cpu(aq_desc->retval)); i40e_debug(hw, mask, "\tcookie (h,l) 0x%08X 0x%08X\n", - aq_desc->cookie_high, aq_desc->cookie_low); + le32_to_cpu(aq_desc->cookie_high), + le32_to_cpu(aq_desc->cookie_low)); i40e_debug(hw, mask, "\tparam (0,1) 0x%08X 0x%08X\n", - aq_desc->params.internal.param0, - aq_desc->params.internal.param1); + le32_to_cpu(aq_desc->params.internal.param0), + le32_to_cpu(aq_desc->params.internal.param1)); i40e_debug(hw, mask, "\taddr (h,l) 0x%08X 0x%08X\n", - aq_desc->params.external.addr_high, - aq_desc->params.external.addr_low); + le32_to_cpu(aq_desc->params.external.addr_high), + le32_to_cpu(aq_desc->params.external.addr_low)); if ((buffer != NULL) && (aq_desc->datalen != 0)) { memset(data, 0, sizeof(data)); @@ -116,15 +119,19 @@ void i40evf_debug_aq(struct i40e_hw *hw, enum i40e_debug_mask mask, void *desc, if ((i % 16) == 15) { i40e_debug(hw, mask, "\t0x%04X %08X %08X %08X %08X\n", - i - 15, data[0], data[1], data[2], - data[3]); + i - 15, le32_to_cpu(data[0]), + le32_to_cpu(data[1]), + le32_to_cpu(data[2]), + le32_to_cpu(data[3])); memset(data, 0, sizeof(data)); } } if ((i % 16) != 0) i40e_debug(hw, mask, "\t0x%04X %08X %08X %08X %08X\n", - i - (i % 16), data[0], data[1], data[2], - data[3]); + i - (i % 16), le32_to_cpu(data[0]), + le32_to_cpu(data[1]), + le32_to_cpu(data[2]), + le32_to_cpu(data[3])); } } diff --git a/drivers/net/ethernet/intel/i40evf/i40e_register.h b/drivers/net/ethernet/intel/i40evf/i40e_register.h index c1f6a59bfea0..3cc737629bf7 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_register.h +++ b/drivers/net/ethernet/intel/i40evf/i40e_register.h @@ -310,6 +310,10 @@ #define I40E_PRTDCB_RUP2TC_UP6TC_MASK I40E_MASK(0x7, I40E_PRTDCB_RUP2TC_UP6TC_SHIFT) #define I40E_PRTDCB_RUP2TC_UP7TC_SHIFT 21 #define I40E_PRTDCB_RUP2TC_UP7TC_MASK I40E_MASK(0x7, I40E_PRTDCB_RUP2TC_UP7TC_SHIFT) +#define I40E_PRTDCB_RUPTQ(_i) (0x00122400 + ((_i) * 32)) /* _i=0...7 */ /* Reset: CORER */ +#define I40E_PRTDCB_RUPTQ_MAX_INDEX 7 +#define I40E_PRTDCB_RUPTQ_RXQNUM_SHIFT 0 +#define I40E_PRTDCB_RUPTQ_RXQNUM_MASK I40E_MASK(0x3FFF, I40E_PRTDCB_RUPTQ_RXQNUM_SHIFT) #define I40E_PRTDCB_TC2PFC 0x001C0980 /* Reset: CORER */ #define I40E_PRTDCB_TC2PFC_TC2PFC_SHIFT 0 #define I40E_PRTDCB_TC2PFC_TC2PFC_MASK I40E_MASK(0xFF, I40E_PRTDCB_TC2PFC_TC2PFC_SHIFT) @@ -421,6 +425,8 @@ #define I40E_GLGEN_GPIO_CTL_OUT_DEFAULT_MASK I40E_MASK(0x1, I40E_GLGEN_GPIO_CTL_OUT_DEFAULT_SHIFT) #define I40E_GLGEN_GPIO_CTL_PHY_PIN_NAME_SHIFT 20 #define I40E_GLGEN_GPIO_CTL_PHY_PIN_NAME_MASK I40E_MASK(0x3F, I40E_GLGEN_GPIO_CTL_PHY_PIN_NAME_SHIFT) +#define I40E_GLGEN_GPIO_CTL_PRT_BIT_MAP_SHIFT 26 +#define I40E_GLGEN_GPIO_CTL_PRT_BIT_MAP_MASK I40E_MASK(0xF, I40E_GLGEN_GPIO_CTL_PRT_BIT_MAP_SHIFT) #define I40E_GLGEN_GPIO_SET 0x00088184 /* Reset: POR */ #define I40E_GLGEN_GPIO_SET_GPIO_INDX_SHIFT 0 #define I40E_GLGEN_GPIO_SET_GPIO_INDX_MASK I40E_MASK(0x1F, I40E_GLGEN_GPIO_SET_GPIO_INDX_SHIFT) @@ -484,7 +490,9 @@ #define I40E_GLGEN_MDIO_CTRL_CONTMDC_SHIFT 17 #define I40E_GLGEN_MDIO_CTRL_CONTMDC_MASK I40E_MASK(0x1, I40E_GLGEN_MDIO_CTRL_CONTMDC_SHIFT) #define I40E_GLGEN_MDIO_CTRL_LEGACY_RSVD1_SHIFT 18 -#define I40E_GLGEN_MDIO_CTRL_LEGACY_RSVD1_MASK I40E_MASK(0x3FFF, I40E_GLGEN_MDIO_CTRL_LEGACY_RSVD1_SHIFT) +#define I40E_GLGEN_MDIO_CTRL_LEGACY_RSVD1_MASK I40E_MASK(0x7FF, I40E_GLGEN_MDIO_CTRL_LEGACY_RSVD1_SHIFT) +#define I40E_GLGEN_MDIO_CTRL_LEGACY_RSVD0_SHIFT 29 +#define I40E_GLGEN_MDIO_CTRL_LEGACY_RSVD0_MASK I40E_MASK(0x7, I40E_GLGEN_MDIO_CTRL_LEGACY_RSVD0_SHIFT) #define I40E_GLGEN_MDIO_I2C_SEL(_i) (0x000881C0 + ((_i) * 4)) /* _i=0...3 */ /* Reset: POR */ #define I40E_GLGEN_MDIO_I2C_SEL_MAX_INDEX 3 #define I40E_GLGEN_MDIO_I2C_SEL_MDIO_I2C_SEL_SHIFT 0 @@ -548,9 +556,6 @@ #define I40E_GLGEN_RSTCTL_GRSTDEL_MASK I40E_MASK(0x3F, I40E_GLGEN_RSTCTL_GRSTDEL_SHIFT) #define I40E_GLGEN_RSTCTL_ECC_RST_ENA_SHIFT 8 #define I40E_GLGEN_RSTCTL_ECC_RST_ENA_MASK I40E_MASK(0x1, I40E_GLGEN_RSTCTL_ECC_RST_ENA_SHIFT) -#define I40E_GLGEN_RSTENA_EMP 0x000B818C /* Reset: POR */ -#define I40E_GLGEN_RSTENA_EMP_EMP_RST_ENA_SHIFT 0 -#define I40E_GLGEN_RSTENA_EMP_EMP_RST_ENA_MASK I40E_MASK(0x1, I40E_GLGEN_RSTENA_EMP_EMP_RST_ENA_SHIFT) #define I40E_GLGEN_RTRIG 0x000B8190 /* Reset: CORER */ #define I40E_GLGEN_RTRIG_CORER_SHIFT 0 #define I40E_GLGEN_RTRIG_CORER_MASK I40E_MASK(0x1, I40E_GLGEN_RTRIG_CORER_SHIFT) @@ -1066,7 +1071,7 @@ #define I40E_PFINT_RATEN_INTERVAL_MASK I40E_MASK(0x3F, I40E_PFINT_RATEN_INTERVAL_SHIFT) #define I40E_PFINT_RATEN_INTRL_ENA_SHIFT 6 #define I40E_PFINT_RATEN_INTRL_ENA_MASK I40E_MASK(0x1, I40E_PFINT_RATEN_INTRL_ENA_SHIFT) -#define I40E_PFINT_STAT_CTL0 0x00038400 /* Reset: PFR */ +#define I40E_PFINT_STAT_CTL0 0x00038400 /* Reset: CORER */ #define I40E_PFINT_STAT_CTL0_OTHER_ITR_INDX_SHIFT 2 #define I40E_PFINT_STAT_CTL0_OTHER_ITR_INDX_MASK I40E_MASK(0x3, I40E_PFINT_STAT_CTL0_OTHER_ITR_INDX_SHIFT) #define I40E_QINT_RQCTL(_Q) (0x0003A000 + ((_Q) * 4)) /* _i=0...1535 */ /* Reset: CORER */ @@ -1171,7 +1176,7 @@ #define I40E_VFINT_ITRN_MAX_INDEX 2 #define I40E_VFINT_ITRN_INTERVAL_SHIFT 0 #define I40E_VFINT_ITRN_INTERVAL_MASK I40E_MASK(0xFFF, I40E_VFINT_ITRN_INTERVAL_SHIFT) -#define I40E_VFINT_STAT_CTL0(_VF) (0x0002A000 + ((_VF) * 4)) /* _i=0...127 */ /* Reset: VFR */ +#define I40E_VFINT_STAT_CTL0(_VF) (0x0002A000 + ((_VF) * 4)) /* _i=0...127 */ /* Reset: CORER */ #define I40E_VFINT_STAT_CTL0_MAX_INDEX 127 #define I40E_VFINT_STAT_CTL0_OTHER_ITR_INDX_SHIFT 2 #define I40E_VFINT_STAT_CTL0_OTHER_ITR_INDX_MASK I40E_MASK(0x3, I40E_VFINT_STAT_CTL0_OTHER_ITR_INDX_SHIFT) @@ -1803,9 +1808,6 @@ #define I40E_GLPCI_GSCN_0_3_MAX_INDEX 3 #define I40E_GLPCI_GSCN_0_3_EVENT_COUNTER_SHIFT 0 #define I40E_GLPCI_GSCN_0_3_EVENT_COUNTER_MASK I40E_MASK(0xFFFFFFFF, I40E_GLPCI_GSCN_0_3_EVENT_COUNTER_SHIFT) -#define I40E_GLPCI_LATCT 0x0009C4B4 /* Reset: PCIR */ -#define I40E_GLPCI_LATCT_PCI_COUNT_LAT_CT_SHIFT 0 -#define I40E_GLPCI_LATCT_PCI_COUNT_LAT_CT_MASK I40E_MASK(0xFFFFFFFF, I40E_GLPCI_LATCT_PCI_COUNT_LAT_CT_SHIFT) #define I40E_GLPCI_LBARCTRL 0x000BE484 /* Reset: POR */ #define I40E_GLPCI_LBARCTRL_PREFBAR_SHIFT 0 #define I40E_GLPCI_LBARCTRL_PREFBAR_MASK I40E_MASK(0x1, I40E_GLPCI_LBARCTRL_PREFBAR_SHIFT) @@ -1902,6 +1904,11 @@ #define I40E_GLPCI_VFSUP_VF_PREFETCH_MASK I40E_MASK(0x1, I40E_GLPCI_VFSUP_VF_PREFETCH_SHIFT) #define I40E_GLPCI_VFSUP_VR_BAR_TYPE_SHIFT 1 #define I40E_GLPCI_VFSUP_VR_BAR_TYPE_MASK I40E_MASK(0x1, I40E_GLPCI_VFSUP_VR_BAR_TYPE_SHIFT) +#define I40E_GLTPH_CTRL 0x000BE480 /* Reset: PCIR */ +#define I40E_GLTPH_CTRL_DESC_PH_SHIFT 9 +#define I40E_GLTPH_CTRL_DESC_PH_MASK I40E_MASK(0x3, I40E_GLTPH_CTRL_DESC_PH_SHIFT) +#define I40E_GLTPH_CTRL_DATA_PH_SHIFT 11 +#define I40E_GLTPH_CTRL_DATA_PH_MASK I40E_MASK(0x3, I40E_GLTPH_CTRL_DATA_PH_SHIFT) #define I40E_PF_FUNC_RID 0x0009C000 /* Reset: PCIR */ #define I40E_PF_FUNC_RID_FUNCTION_NUMBER_SHIFT 0 #define I40E_PF_FUNC_RID_FUNCTION_NUMBER_MASK I40E_MASK(0x7, I40E_PF_FUNC_RID_FUNCTION_NUMBER_SHIFT) @@ -2374,20 +2381,20 @@ #define I40E_GL_RXERR2_L_FCOEDIXAC_MASK I40E_MASK(0xFFFFFFFF, I40E_GL_RXERR2_L_FCOEDIXAC_SHIFT) #define I40E_GLPRT_BPRCH(_i) (0x003005E4 + ((_i) * 8)) /* _i=0...3 */ /* Reset: CORER */ #define I40E_GLPRT_BPRCH_MAX_INDEX 3 -#define I40E_GLPRT_BPRCH_UPRCH_SHIFT 0 -#define I40E_GLPRT_BPRCH_UPRCH_MASK I40E_MASK(0xFFFF, I40E_GLPRT_BPRCH_UPRCH_SHIFT) +#define I40E_GLPRT_BPRCH_BPRCH_SHIFT 0 +#define I40E_GLPRT_BPRCH_BPRCH_MASK I40E_MASK(0xFFFF, I40E_GLPRT_BPRCH_BPRCH_SHIFT) #define I40E_GLPRT_BPRCL(_i) (0x003005E0 + ((_i) * 8)) /* _i=0...3 */ /* Reset: CORER */ #define I40E_GLPRT_BPRCL_MAX_INDEX 3 -#define I40E_GLPRT_BPRCL_UPRCH_SHIFT 0 -#define I40E_GLPRT_BPRCL_UPRCH_MASK I40E_MASK(0xFFFFFFFF, I40E_GLPRT_BPRCL_UPRCH_SHIFT) +#define I40E_GLPRT_BPRCL_BPRCL_SHIFT 0 +#define I40E_GLPRT_BPRCL_BPRCL_MASK I40E_MASK(0xFFFFFFFF, I40E_GLPRT_BPRCL_BPRCL_SHIFT) #define I40E_GLPRT_BPTCH(_i) (0x00300A04 + ((_i) * 8)) /* _i=0...3 */ /* Reset: CORER */ #define I40E_GLPRT_BPTCH_MAX_INDEX 3 -#define I40E_GLPRT_BPTCH_UPRCH_SHIFT 0 -#define I40E_GLPRT_BPTCH_UPRCH_MASK I40E_MASK(0xFFFF, I40E_GLPRT_BPTCH_UPRCH_SHIFT) +#define I40E_GLPRT_BPTCH_BPTCH_SHIFT 0 +#define I40E_GLPRT_BPTCH_BPTCH_MASK I40E_MASK(0xFFFF, I40E_GLPRT_BPTCH_BPTCH_SHIFT) #define I40E_GLPRT_BPTCL(_i) (0x00300A00 + ((_i) * 8)) /* _i=0...3 */ /* Reset: CORER */ #define I40E_GLPRT_BPTCL_MAX_INDEX 3 -#define I40E_GLPRT_BPTCL_UPRCH_SHIFT 0 -#define I40E_GLPRT_BPTCL_UPRCH_MASK I40E_MASK(0xFFFFFFFF, I40E_GLPRT_BPTCL_UPRCH_SHIFT) +#define I40E_GLPRT_BPTCL_BPTCL_SHIFT 0 +#define I40E_GLPRT_BPTCL_BPTCL_MASK I40E_MASK(0xFFFFFFFF, I40E_GLPRT_BPTCL_BPTCL_SHIFT) #define I40E_GLPRT_CRCERRS(_i) (0x00300080 + ((_i) * 8)) /* _i=0...3 */ /* Reset: CORER */ #define I40E_GLPRT_CRCERRS_MAX_INDEX 3 #define I40E_GLPRT_CRCERRS_CRCERRS_SHIFT 0 @@ -2620,10 +2627,6 @@ #define I40E_GLPRT_TDOLD_MAX_INDEX 3 #define I40E_GLPRT_TDOLD_GLPRT_TDOLD_SHIFT 0 #define I40E_GLPRT_TDOLD_GLPRT_TDOLD_MASK I40E_MASK(0xFFFFFFFF, I40E_GLPRT_TDOLD_GLPRT_TDOLD_SHIFT) -#define I40E_GLPRT_TDPC(_i) (0x00375400 + ((_i) * 8)) /* _i=0...3 */ /* Reset: CORER */ -#define I40E_GLPRT_TDPC_MAX_INDEX 3 -#define I40E_GLPRT_TDPC_TDPC_SHIFT 0 -#define I40E_GLPRT_TDPC_TDPC_MASK I40E_MASK(0xFFFFFFFF, I40E_GLPRT_TDPC_TDPC_SHIFT) #define I40E_GLPRT_UPRCH(_i) (0x003005A4 + ((_i) * 8)) /* _i=0...3 */ /* Reset: CORER */ #define I40E_GLPRT_UPRCH_MAX_INDEX 3 #define I40E_GLPRT_UPRCH_UPRCH_SHIFT 0 @@ -2990,9 +2993,6 @@ #define I40E_PRTTSYN_TXTIME_L 0x001E41C0 /* Reset: GLOBR */ #define I40E_PRTTSYN_TXTIME_L_TXTIEM_L_SHIFT 0 #define I40E_PRTTSYN_TXTIME_L_TXTIEM_L_MASK I40E_MASK(0xFFFFFFFF, I40E_PRTTSYN_TXTIME_L_TXTIEM_L_SHIFT) -#define I40E_GLSCD_QUANTA 0x000B2080 /* Reset: CORER */ -#define I40E_GLSCD_QUANTA_TSCDQUANTA_SHIFT 0 -#define I40E_GLSCD_QUANTA_TSCDQUANTA_MASK I40E_MASK(0x7, I40E_GLSCD_QUANTA_TSCDQUANTA_SHIFT) #define I40E_GL_MDET_RX 0x0012A510 /* Reset: CORER */ #define I40E_GL_MDET_RX_FUNCTION_SHIFT 0 #define I40E_GL_MDET_RX_FUNCTION_MASK I40E_MASK(0xFF, I40E_GL_MDET_RX_FUNCTION_SHIFT) @@ -3258,7 +3258,7 @@ #define I40E_VFINT_ITRN1_MAX_INDEX 2 #define I40E_VFINT_ITRN1_INTERVAL_SHIFT 0 #define I40E_VFINT_ITRN1_INTERVAL_MASK I40E_MASK(0xFFF, I40E_VFINT_ITRN1_INTERVAL_SHIFT) -#define I40E_VFINT_STAT_CTL01 0x00005400 /* Reset: VFR */ +#define I40E_VFINT_STAT_CTL01 0x00005400 /* Reset: CORER */ #define I40E_VFINT_STAT_CTL01_OTHER_ITR_INDX_SHIFT 2 #define I40E_VFINT_STAT_CTL01_OTHER_ITR_INDX_MASK I40E_MASK(0x3, I40E_VFINT_STAT_CTL01_OTHER_ITR_INDX_SHIFT) #define I40E_QRX_TAIL1(_Q) (0x00002000 + ((_Q) * 4)) /* _i=0...15 */ /* Reset: CORER */ diff --git a/drivers/net/ethernet/intel/i40evf/i40e_txrx.c b/drivers/net/ethernet/intel/i40evf/i40e_txrx.c index 29004382f462..fc7e2d0b755c 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_txrx.c +++ b/drivers/net/ethernet/intel/i40evf/i40e_txrx.c @@ -25,6 +25,7 @@ ******************************************************************************/ #include <linux/prefetch.h> +#include <net/busy_poll.h> #include "i40evf.h" #include "i40e_prototype.h" @@ -523,6 +524,22 @@ void i40evf_clean_rx_ring(struct i40e_ring *rx_ring) if (!rx_ring->rx_bi) return; + if (ring_is_ps_enabled(rx_ring)) { + int bufsz = ALIGN(rx_ring->rx_hdr_len, 256) * rx_ring->count; + + rx_bi = &rx_ring->rx_bi[0]; + if (rx_bi->hdr_buf) { + dma_free_coherent(dev, + bufsz, + rx_bi->hdr_buf, + rx_bi->dma); + for (i = 0; i < rx_ring->count; i++) { + rx_bi = &rx_ring->rx_bi[i]; + rx_bi->dma = 0; + rx_bi->hdr_buf = 0; + } + } + } /* Free all the Rx ring sk_buffs */ for (i = 0; i < rx_ring->count; i++) { rx_bi = &rx_ring->rx_bi[i]; @@ -581,6 +598,37 @@ void i40evf_free_rx_resources(struct i40e_ring *rx_ring) } /** + * i40evf_alloc_rx_headers - allocate rx header buffers + * @rx_ring: ring to alloc buffers + * + * Allocate rx header buffers for the entire ring. As these are static, + * this is only called when setting up a new ring. + **/ +void i40evf_alloc_rx_headers(struct i40e_ring *rx_ring) +{ + struct device *dev = rx_ring->dev; + struct i40e_rx_buffer *rx_bi; + dma_addr_t dma; + void *buffer; + int buf_size; + int i; + + if (rx_ring->rx_bi[0].hdr_buf) + return; + /* Make sure the buffers don't cross cache line boundaries. */ + buf_size = ALIGN(rx_ring->rx_hdr_len, 256); + buffer = dma_alloc_coherent(dev, buf_size * rx_ring->count, + &dma, GFP_KERNEL); + if (!buffer) + return; + for (i = 0; i < rx_ring->count; i++) { + rx_bi = &rx_ring->rx_bi[i]; + rx_bi->dma = dma + (i * buf_size); + rx_bi->hdr_buf = buffer + (i * buf_size); + } +} + +/** * i40evf_setup_rx_descriptors - Allocate Rx descriptors * @rx_ring: Rx descriptor ring (for a specific queue) to setup * @@ -640,11 +688,76 @@ static inline void i40e_release_rx_desc(struct i40e_ring *rx_ring, u32 val) } /** - * i40evf_alloc_rx_buffers - Replace used receive buffers; packet split + * i40evf_alloc_rx_buffers_ps - Replace used receive buffers; packet split * @rx_ring: ring to place buffers on * @cleaned_count: number of buffers to replace **/ -void i40evf_alloc_rx_buffers(struct i40e_ring *rx_ring, u16 cleaned_count) +void i40evf_alloc_rx_buffers_ps(struct i40e_ring *rx_ring, u16 cleaned_count) +{ + u16 i = rx_ring->next_to_use; + union i40e_rx_desc *rx_desc; + struct i40e_rx_buffer *bi; + + /* do nothing if no valid netdev defined */ + if (!rx_ring->netdev || !cleaned_count) + return; + + while (cleaned_count--) { + rx_desc = I40E_RX_DESC(rx_ring, i); + bi = &rx_ring->rx_bi[i]; + + if (bi->skb) /* desc is in use */ + goto no_buffers; + if (!bi->page) { + bi->page = alloc_page(GFP_ATOMIC); + if (!bi->page) { + rx_ring->rx_stats.alloc_page_failed++; + goto no_buffers; + } + } + + if (!bi->page_dma) { + /* use a half page if we're re-using */ + bi->page_offset ^= PAGE_SIZE / 2; + bi->page_dma = dma_map_page(rx_ring->dev, + bi->page, + bi->page_offset, + PAGE_SIZE / 2, + DMA_FROM_DEVICE); + if (dma_mapping_error(rx_ring->dev, + bi->page_dma)) { + rx_ring->rx_stats.alloc_page_failed++; + bi->page_dma = 0; + goto no_buffers; + } + } + + dma_sync_single_range_for_device(rx_ring->dev, + bi->dma, + 0, + rx_ring->rx_hdr_len, + DMA_FROM_DEVICE); + /* Refresh the desc even if buffer_addrs didn't change + * because each write-back erases this info. + */ + rx_desc->read.pkt_addr = cpu_to_le64(bi->page_dma); + rx_desc->read.hdr_addr = cpu_to_le64(bi->dma); + i++; + if (i == rx_ring->count) + i = 0; + } + +no_buffers: + if (rx_ring->next_to_use != i) + i40e_release_rx_desc(rx_ring, i); +} + +/** + * i40evf_alloc_rx_buffers_1buf - Replace used receive buffers; single buffer + * @rx_ring: ring to place buffers on + * @cleaned_count: number of buffers to replace + **/ +void i40evf_alloc_rx_buffers_1buf(struct i40e_ring *rx_ring, u16 cleaned_count) { u16 i = rx_ring->next_to_use; union i40e_rx_desc *rx_desc; @@ -684,40 +797,8 @@ void i40evf_alloc_rx_buffers(struct i40e_ring *rx_ring, u16 cleaned_count) } } - if (ring_is_ps_enabled(rx_ring)) { - if (!bi->page) { - bi->page = alloc_page(GFP_ATOMIC); - if (!bi->page) { - rx_ring->rx_stats.alloc_page_failed++; - goto no_buffers; - } - } - - if (!bi->page_dma) { - /* use a half page if we're re-using */ - bi->page_offset ^= PAGE_SIZE / 2; - bi->page_dma = dma_map_page(rx_ring->dev, - bi->page, - bi->page_offset, - PAGE_SIZE / 2, - DMA_FROM_DEVICE); - if (dma_mapping_error(rx_ring->dev, - bi->page_dma)) { - rx_ring->rx_stats.alloc_page_failed++; - bi->page_dma = 0; - goto no_buffers; - } - } - - /* Refresh the desc even if buffer_addrs didn't change - * because each write-back erases this info. - */ - rx_desc->read.pkt_addr = cpu_to_le64(bi->page_dma); - rx_desc->read.hdr_addr = cpu_to_le64(bi->dma); - } else { - rx_desc->read.pkt_addr = cpu_to_le64(bi->dma); - rx_desc->read.hdr_addr = 0; - } + rx_desc->read.pkt_addr = cpu_to_le64(bi->dma); + rx_desc->read.hdr_addr = 0; i++; if (i == rx_ring->count) i = 0; @@ -900,13 +981,13 @@ static inline enum pkt_hash_types i40e_ptype_to_hash(u8 ptype) } /** - * i40e_clean_rx_irq - Reclaim resources after receive completes + * i40e_clean_rx_irq_ps - Reclaim resources after receive; packet split * @rx_ring: rx ring to clean * @budget: how many cleans we're allowed * * Returns true if there's any budget left (e.g. the clean is finished) **/ -static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget) +static int i40e_clean_rx_irq_ps(struct i40e_ring *rx_ring, int budget) { unsigned int total_rx_bytes = 0, total_rx_packets = 0; u16 rx_packet_len, rx_header_len, rx_sph, rx_hbo; @@ -919,20 +1000,46 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget) u8 rx_ptype; u64 qword; - rx_desc = I40E_RX_DESC(rx_ring, i); - qword = le64_to_cpu(rx_desc->wb.qword1.status_error_len); - rx_status = (qword & I40E_RXD_QW1_STATUS_MASK) >> - I40E_RXD_QW1_STATUS_SHIFT; - - while (rx_status & (1 << I40E_RX_DESC_STATUS_DD_SHIFT)) { - union i40e_rx_desc *next_rxd; + do { struct i40e_rx_buffer *rx_bi; struct sk_buff *skb; u16 vlan_tag; + /* return some buffers to hardware, one at a time is too slow */ + if (cleaned_count >= I40E_RX_BUFFER_WRITE) { + i40evf_alloc_rx_buffers_ps(rx_ring, cleaned_count); + cleaned_count = 0; + } + + i = rx_ring->next_to_clean; + rx_desc = I40E_RX_DESC(rx_ring, i); + qword = le64_to_cpu(rx_desc->wb.qword1.status_error_len); + rx_status = (qword & I40E_RXD_QW1_STATUS_MASK) >> + I40E_RXD_QW1_STATUS_SHIFT; + + if (!(rx_status & (1 << I40E_RX_DESC_STATUS_DD_SHIFT))) + break; + + /* This memory barrier is needed to keep us from reading + * any other fields out of the rx_desc until we know the + * DD bit is set. + */ + rmb(); rx_bi = &rx_ring->rx_bi[i]; skb = rx_bi->skb; - prefetch(skb->data); - + if (likely(!skb)) { + skb = netdev_alloc_skb_ip_align(rx_ring->netdev, + rx_ring->rx_hdr_len); + if (!skb) + rx_ring->rx_stats.alloc_buff_failed++; + /* initialize queue mapping */ + skb_record_rx_queue(skb, rx_ring->queue_index); + /* we are reusing so sync this buffer for CPU use */ + dma_sync_single_range_for_cpu(rx_ring->dev, + rx_bi->dma, + 0, + rx_ring->rx_hdr_len, + DMA_FROM_DEVICE); + } rx_packet_len = (qword & I40E_RXD_QW1_LENGTH_PBUF_MASK) >> I40E_RXD_QW1_LENGTH_PBUF_SHIFT; rx_header_len = (qword & I40E_RXD_QW1_LENGTH_HBUF_MASK) >> @@ -947,40 +1054,30 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget) rx_ptype = (qword & I40E_RXD_QW1_PTYPE_MASK) >> I40E_RXD_QW1_PTYPE_SHIFT; + prefetch(rx_bi->page); rx_bi->skb = NULL; - - /* This memory barrier is needed to keep us from reading - * any other fields out of the rx_desc until we know the - * STATUS_DD bit is set - */ - rmb(); - - /* Get the header and possibly the whole packet - * If this is an skb from previous receive dma will be 0 - */ - if (rx_bi->dma) { - u16 len; - + cleaned_count++; + if (rx_hbo || rx_sph) { + int len; if (rx_hbo) len = I40E_RX_HDR_SIZE; - else if (rx_sph) - len = rx_header_len; - else if (rx_packet_len) - len = rx_packet_len; /* 1buf/no split found */ else - len = rx_header_len; /* split always mode */ - - skb_put(skb, len); - dma_unmap_single(rx_ring->dev, - rx_bi->dma, - rx_ring->rx_buf_len, - DMA_FROM_DEVICE); - rx_bi->dma = 0; + len = rx_header_len; + memcpy(__skb_put(skb, len), rx_bi->hdr_buf, len); + } else if (skb->len == 0) { + int len; + + len = (rx_packet_len > skb_headlen(skb) ? + skb_headlen(skb) : rx_packet_len); + memcpy(__skb_put(skb, len), + rx_bi->page + rx_bi->page_offset, + len); + rx_bi->page_offset += len; + rx_packet_len -= len; } /* Get the rest of the data if this was a header split */ - if (ring_is_ps_enabled(rx_ring) && rx_packet_len) { - + if (rx_packet_len) { skb_fill_page_desc(skb, skb_shinfo(skb)->nr_frags, rx_bi->page, rx_bi->page_offset, @@ -1002,22 +1099,16 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget) DMA_FROM_DEVICE); rx_bi->page_dma = 0; } - I40E_RX_NEXT_DESC_PREFETCH(rx_ring, i, next_rxd); + I40E_RX_INCREMENT(rx_ring, i); if (unlikely( !(rx_status & (1 << I40E_RX_DESC_STATUS_EOF_SHIFT)))) { struct i40e_rx_buffer *next_buffer; next_buffer = &rx_ring->rx_bi[i]; - - if (ring_is_ps_enabled(rx_ring)) { - rx_bi->skb = next_buffer->skb; - rx_bi->dma = next_buffer->dma; - next_buffer->skb = skb; - next_buffer->dma = 0; - } + next_buffer->skb = skb; rx_ring->rx_stats.non_eop_descs++; - goto next_desc; + continue; } /* ERR_MASK will only have valid bits if EOP set */ @@ -1026,7 +1117,7 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget) /* TODO: shouldn't we increment a counter indicating the * drop? */ - goto next_desc; + continue; } skb_set_hash(skb, i40e_rx_hash(rx_ring, rx_desc), @@ -1042,30 +1133,134 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget) vlan_tag = rx_status & (1 << I40E_RX_DESC_STATUS_L2TAG1P_SHIFT) ? le16_to_cpu(rx_desc->wb.qword0.lo_dword.l2tag1) : 0; +#ifdef I40E_FCOE + if (!i40e_fcoe_handle_offload(rx_ring, rx_desc, skb)) { + dev_kfree_skb_any(skb); + continue; + } +#endif + skb_mark_napi_id(skb, &rx_ring->q_vector->napi); i40e_receive_skb(rx_ring, skb, vlan_tag); rx_ring->netdev->last_rx = jiffies; - budget--; -next_desc: rx_desc->wb.qword1.status_error_len = 0; - if (!budget) - break; - cleaned_count++; + } while (likely(total_rx_packets < budget)); + + u64_stats_update_begin(&rx_ring->syncp); + rx_ring->stats.packets += total_rx_packets; + rx_ring->stats.bytes += total_rx_bytes; + u64_stats_update_end(&rx_ring->syncp); + rx_ring->q_vector->rx.total_packets += total_rx_packets; + rx_ring->q_vector->rx.total_bytes += total_rx_bytes; + + return total_rx_packets; +} + +/** + * i40e_clean_rx_irq_1buf - Reclaim resources after receive; single buffer + * @rx_ring: rx ring to clean + * @budget: how many cleans we're allowed + * + * Returns number of packets cleaned + **/ +static int i40e_clean_rx_irq_1buf(struct i40e_ring *rx_ring, int budget) +{ + unsigned int total_rx_bytes = 0, total_rx_packets = 0; + u16 cleaned_count = I40E_DESC_UNUSED(rx_ring); + struct i40e_vsi *vsi = rx_ring->vsi; + union i40e_rx_desc *rx_desc; + u32 rx_error, rx_status; + u16 rx_packet_len; + u8 rx_ptype; + u64 qword; + u16 i; + + do { + struct i40e_rx_buffer *rx_bi; + struct sk_buff *skb; + u16 vlan_tag; /* return some buffers to hardware, one at a time is too slow */ if (cleaned_count >= I40E_RX_BUFFER_WRITE) { - i40evf_alloc_rx_buffers(rx_ring, cleaned_count); + i40evf_alloc_rx_buffers_1buf(rx_ring, cleaned_count); cleaned_count = 0; } - /* use prefetched values */ - rx_desc = next_rxd; + i = rx_ring->next_to_clean; + rx_desc = I40E_RX_DESC(rx_ring, i); qword = le64_to_cpu(rx_desc->wb.qword1.status_error_len); rx_status = (qword & I40E_RXD_QW1_STATUS_MASK) >> - I40E_RXD_QW1_STATUS_SHIFT; - } + I40E_RXD_QW1_STATUS_SHIFT; + + if (!(rx_status & (1 << I40E_RX_DESC_STATUS_DD_SHIFT))) + break; + + /* This memory barrier is needed to keep us from reading + * any other fields out of the rx_desc until we know the + * DD bit is set. + */ + rmb(); + + rx_bi = &rx_ring->rx_bi[i]; + skb = rx_bi->skb; + prefetch(skb->data); + + rx_packet_len = (qword & I40E_RXD_QW1_LENGTH_PBUF_MASK) >> + I40E_RXD_QW1_LENGTH_PBUF_SHIFT; + + rx_error = (qword & I40E_RXD_QW1_ERROR_MASK) >> + I40E_RXD_QW1_ERROR_SHIFT; + rx_error &= ~(1 << I40E_RX_DESC_ERROR_HBO_SHIFT); + + rx_ptype = (qword & I40E_RXD_QW1_PTYPE_MASK) >> + I40E_RXD_QW1_PTYPE_SHIFT; + rx_bi->skb = NULL; + cleaned_count++; + + /* Get the header and possibly the whole packet + * If this is an skb from previous receive dma will be 0 + */ + skb_put(skb, rx_packet_len); + dma_unmap_single(rx_ring->dev, rx_bi->dma, rx_ring->rx_buf_len, + DMA_FROM_DEVICE); + rx_bi->dma = 0; + + I40E_RX_INCREMENT(rx_ring, i); + + if (unlikely( + !(rx_status & (1 << I40E_RX_DESC_STATUS_EOF_SHIFT)))) { + rx_ring->rx_stats.non_eop_descs++; + continue; + } + + /* ERR_MASK will only have valid bits if EOP set */ + if (unlikely(rx_error & (1 << I40E_RX_DESC_ERROR_RXE_SHIFT))) { + dev_kfree_skb_any(skb); + /* TODO: shouldn't we increment a counter indicating the + * drop? + */ + continue; + } + + skb_set_hash(skb, i40e_rx_hash(rx_ring, rx_desc), + i40e_ptype_to_hash(rx_ptype)); + /* probably a little skewed due to removing CRC */ + total_rx_bytes += skb->len; + total_rx_packets++; + + skb->protocol = eth_type_trans(skb, rx_ring->netdev); + + i40e_rx_checksum(vsi, skb, rx_status, rx_error, rx_ptype); + + vlan_tag = rx_status & (1 << I40E_RX_DESC_STATUS_L2TAG1P_SHIFT) + ? le16_to_cpu(rx_desc->wb.qword0.lo_dword.l2tag1) + : 0; + i40e_receive_skb(rx_ring, skb, vlan_tag); + + rx_ring->netdev->last_rx = jiffies; + rx_desc->wb.qword1.status_error_len = 0; + } while (likely(total_rx_packets < budget)); - rx_ring->next_to_clean = i; u64_stats_update_begin(&rx_ring->syncp); rx_ring->stats.packets += total_rx_packets; rx_ring->stats.bytes += total_rx_bytes; @@ -1073,10 +1268,7 @@ next_desc: rx_ring->q_vector->rx.total_packets += total_rx_packets; rx_ring->q_vector->rx.total_bytes += total_rx_bytes; - if (cleaned_count) - i40evf_alloc_rx_buffers(rx_ring, cleaned_count); - - return budget > 0; + return total_rx_packets; } /** @@ -1097,6 +1289,7 @@ int i40evf_napi_poll(struct napi_struct *napi, int budget) bool clean_complete = true; bool arm_wb = false; int budget_per_ring; + int cleaned; if (test_bit(__I40E_DOWN, &vsi->state)) { napi_complete(napi); @@ -1116,8 +1309,14 @@ int i40evf_napi_poll(struct napi_struct *napi, int budget) */ budget_per_ring = max(budget/q_vector->num_ringpairs, 1); - i40e_for_each_ring(ring, q_vector->rx) - clean_complete &= i40e_clean_rx_irq(ring, budget_per_ring); + i40e_for_each_ring(ring, q_vector->rx) { + if (ring_is_ps_enabled(ring)) + cleaned = i40e_clean_rx_irq_ps(ring, budget_per_ring); + else + cleaned = i40e_clean_rx_irq_1buf(ring, budget_per_ring); + /* if we didn't clean as many as budgeted, we must be done */ + clean_complete &= (budget_per_ring != cleaned); + } /* If work not completed, return budget and polling will return */ if (!clean_complete) { diff --git a/drivers/net/ethernet/intel/i40evf/i40e_txrx.h b/drivers/net/ethernet/intel/i40evf/i40e_txrx.h index 4e15903b2b6d..ffdda716813e 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_txrx.h +++ b/drivers/net/ethernet/intel/i40evf/i40e_txrx.h @@ -96,6 +96,14 @@ enum i40e_dyn_idx_t { /* How many Rx Buffers do we bundle into one write to the hardware ? */ #define I40E_RX_BUFFER_WRITE 16 /* Must be power of 2 */ +#define I40E_RX_INCREMENT(r, i) \ + do { \ + (i)++; \ + if ((i) == (r)->count) \ + i = 0; \ + r->next_to_clean = i; \ + } while (0) + #define I40E_RX_NEXT_DESC(r, i, n) \ do { \ (i)++; \ @@ -150,6 +158,7 @@ struct i40e_tx_buffer { struct i40e_rx_buffer { struct sk_buff *skb; + void *hdr_buf; dma_addr_t dma; struct page *page; dma_addr_t page_dma; @@ -222,8 +231,8 @@ struct i40e_ring { u16 rx_buf_len; u8 dtype; #define I40E_RX_DTYPE_NO_SPLIT 0 -#define I40E_RX_DTYPE_SPLIT_ALWAYS 1 -#define I40E_RX_DTYPE_HEADER_SPLIT 2 +#define I40E_RX_DTYPE_HEADER_SPLIT 1 +#define I40E_RX_DTYPE_SPLIT_ALWAYS 2 u8 hsplit; #define I40E_RX_SPLIT_L2 0x1 #define I40E_RX_SPLIT_IP 0x2 @@ -277,7 +286,9 @@ struct i40e_ring_container { #define i40e_for_each_ring(pos, head) \ for (pos = (head).ring; pos != NULL; pos = pos->next) -void i40evf_alloc_rx_buffers(struct i40e_ring *rxr, u16 cleaned_count); +void i40evf_alloc_rx_buffers_ps(struct i40e_ring *rxr, u16 cleaned_count); +void i40evf_alloc_rx_buffers_1buf(struct i40e_ring *rxr, u16 cleaned_count); +void i40evf_alloc_rx_headers(struct i40e_ring *rxr); netdev_tx_t i40evf_xmit_frame(struct sk_buff *skb, struct net_device *netdev); void i40evf_clean_tx_ring(struct i40e_ring *tx_ring); void i40evf_clean_rx_ring(struct i40e_ring *rx_ring); diff --git a/drivers/net/ethernet/intel/i40evf/i40e_type.h b/drivers/net/ethernet/intel/i40evf/i40e_type.h index 3d0fdaab5cc8..a2693865594a 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_type.h +++ b/drivers/net/ethernet/intel/i40evf/i40e_type.h @@ -1,7 +1,7 @@ /******************************************************************************* * * Intel Ethernet Controller XL710 Family Linux Virtual Function Driver - * Copyright(c) 2013 - 2014 Intel Corporation. + * Copyright(c) 2013 - 2015 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -175,12 +175,12 @@ struct i40e_link_status { u8 an_info; u8 ext_info; u8 loopback; - bool an_enabled; /* is Link Status Event notification to SW enabled */ bool lse_enable; u16 max_frame_size; bool crc_enable; u8 pacing; + u8 requested_speeds; }; struct i40e_phy_info { diff --git a/drivers/net/ethernet/intel/i40evf/i40e_virtchnl.h b/drivers/net/ethernet/intel/i40evf/i40e_virtchnl.h index e0c8208138f4..59f62f0e65dd 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_virtchnl.h +++ b/drivers/net/ethernet/intel/i40evf/i40e_virtchnl.h @@ -59,31 +59,29 @@ * of the virtchnl_msg structure. */ enum i40e_virtchnl_ops { -/* VF sends req. to pf for the following - * ops. +/* The PF sends status change events to VFs using + * the I40E_VIRTCHNL_OP_EVENT opcode. + * VFs send requests to the PF using the other ops. */ I40E_VIRTCHNL_OP_UNKNOWN = 0, I40E_VIRTCHNL_OP_VERSION = 1, /* must ALWAYS be 1 */ - I40E_VIRTCHNL_OP_RESET_VF, - I40E_VIRTCHNL_OP_GET_VF_RESOURCES, - I40E_VIRTCHNL_OP_CONFIG_TX_QUEUE, - I40E_VIRTCHNL_OP_CONFIG_RX_QUEUE, - I40E_VIRTCHNL_OP_CONFIG_VSI_QUEUES, - I40E_VIRTCHNL_OP_CONFIG_IRQ_MAP, - I40E_VIRTCHNL_OP_ENABLE_QUEUES, - I40E_VIRTCHNL_OP_DISABLE_QUEUES, - I40E_VIRTCHNL_OP_ADD_ETHER_ADDRESS, - I40E_VIRTCHNL_OP_DEL_ETHER_ADDRESS, - I40E_VIRTCHNL_OP_ADD_VLAN, - I40E_VIRTCHNL_OP_DEL_VLAN, - I40E_VIRTCHNL_OP_CONFIG_PROMISCUOUS_MODE, - I40E_VIRTCHNL_OP_GET_STATS, - I40E_VIRTCHNL_OP_FCOE, - I40E_VIRTCHNL_OP_CONFIG_RSS, -/* PF sends status change events to vfs using - * the following op. - */ - I40E_VIRTCHNL_OP_EVENT, + I40E_VIRTCHNL_OP_RESET_VF = 2, + I40E_VIRTCHNL_OP_GET_VF_RESOURCES = 3, + I40E_VIRTCHNL_OP_CONFIG_TX_QUEUE = 4, + I40E_VIRTCHNL_OP_CONFIG_RX_QUEUE = 5, + I40E_VIRTCHNL_OP_CONFIG_VSI_QUEUES = 6, + I40E_VIRTCHNL_OP_CONFIG_IRQ_MAP = 7, + I40E_VIRTCHNL_OP_ENABLE_QUEUES = 8, + I40E_VIRTCHNL_OP_DISABLE_QUEUES = 9, + I40E_VIRTCHNL_OP_ADD_ETHER_ADDRESS = 10, + I40E_VIRTCHNL_OP_DEL_ETHER_ADDRESS = 11, + I40E_VIRTCHNL_OP_ADD_VLAN = 12, + I40E_VIRTCHNL_OP_DEL_VLAN = 13, + I40E_VIRTCHNL_OP_CONFIG_PROMISCUOUS_MODE = 14, + I40E_VIRTCHNL_OP_GET_STATS = 15, + I40E_VIRTCHNL_OP_FCOE = 16, + I40E_VIRTCHNL_OP_EVENT = 17, + I40E_VIRTCHNL_OP_CONFIG_RSS = 18, }; /* Virtual channel message descriptor. This overlays the admin queue diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_ethtool.c b/drivers/net/ethernet/intel/i40evf/i40evf_ethtool.c index 69b97bac182c..c5ffaccb59d3 100644 --- a/drivers/net/ethernet/intel/i40evf/i40evf_ethtool.c +++ b/drivers/net/ethernet/intel/i40evf/i40evf_ethtool.c @@ -1,7 +1,7 @@ /******************************************************************************* * * Intel Ethernet Controller XL710 Family Linux Virtual Function Driver - * Copyright(c) 2013 - 2014 Intel Corporation. + * Copyright(c) 2013 - 2015 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -180,7 +180,7 @@ static u32 i40evf_get_msglevel(struct net_device *netdev) } /** - * i40evf_get_msglevel - Set debug message level + * i40evf_set_msglevel - Set debug message level * @netdev: network interface device structure * @data: message level * @@ -191,6 +191,8 @@ static void i40evf_set_msglevel(struct net_device *netdev, u32 data) { struct i40evf_adapter *adapter = netdev_priv(netdev); + if (I40E_DEBUG_USER & data) + adapter->hw.debug_mask = data; adapter->msg_enable = data; } diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_main.c b/drivers/net/ethernet/intel/i40evf/i40evf_main.c index 8d8c201c63c1..31d35e200f04 100644 --- a/drivers/net/ethernet/intel/i40evf/i40evf_main.c +++ b/drivers/net/ethernet/intel/i40evf/i40evf_main.c @@ -1,7 +1,7 @@ /******************************************************************************* * * Intel Ethernet Controller XL710 Family Linux Virtual Function Driver - * Copyright(c) 2013 - 2014 Intel Corporation. + * Copyright(c) 2013 - 2015 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -36,7 +36,7 @@ char i40evf_driver_name[] = "i40evf"; static const char i40evf_driver_string[] = "Intel(R) XL710/X710 Virtual Function Network Driver"; -#define DRV_VERSION "1.2.0" +#define DRV_VERSION "1.2.3" const char i40evf_driver_version[] = DRV_VERSION; static const char i40evf_copyright[] = "Copyright (c) 2013 - 2014 Intel Corporation."; @@ -524,7 +524,8 @@ static int i40evf_request_misc_irq(struct i40evf_adapter *adapter) int err; snprintf(adapter->misc_vector_name, - sizeof(adapter->misc_vector_name) - 1, "i40evf:mbx"); + sizeof(adapter->misc_vector_name) - 1, "i40evf-%s:mbx", + dev_name(&adapter->pdev->dev)); err = request_irq(adapter->msix_entries[0].vector, &i40evf_msix_aq, 0, adapter->misc_vector_name, netdev); @@ -761,13 +762,17 @@ i40evf_mac_filter *i40evf_add_filter(struct i40evf_adapter *adapter, u8 *macaddr) { struct i40evf_mac_filter *f; + int count = 50; if (!macaddr) return NULL; while (test_and_set_bit(__I40EVF_IN_CRITICAL_TASK, - &adapter->crit_section)) + &adapter->crit_section)) { udelay(1); + if (--count == 0) + return NULL; + } f = i40evf_find_filter(adapter, macaddr); if (!f) { @@ -828,6 +833,7 @@ static void i40evf_set_rx_mode(struct net_device *netdev) struct i40evf_mac_filter *f, *ftmp; struct netdev_hw_addr *uca; struct netdev_hw_addr *mca; + int count = 50; /* add addr if not already in the filter list */ netdev_for_each_uc_addr(uca, netdev) { @@ -838,8 +844,14 @@ static void i40evf_set_rx_mode(struct net_device *netdev) } while (test_and_set_bit(__I40EVF_IN_CRITICAL_TASK, - &adapter->crit_section)) + &adapter->crit_section)) { udelay(1); + if (--count == 0) { + dev_err(&adapter->pdev->dev, + "Failed to get lock in %s\n", __func__); + return; + } + } /* remove filter if not in netdev list */ list_for_each_entry_safe(f, ftmp, &adapter->mac_filter_list, list) { bool found = false; @@ -920,7 +932,7 @@ static void i40evf_configure(struct i40evf_adapter *adapter) for (i = 0; i < adapter->num_active_queues; i++) { struct i40e_ring *ring = adapter->rx_rings[i]; - i40evf_alloc_rx_buffers(ring, ring->count); + i40evf_alloc_rx_buffers_1buf(ring, ring->count); ring->next_to_use = ring->count - 1; writel(ring->next_to_use, ring->tail); } @@ -959,6 +971,7 @@ void i40evf_down(struct i40evf_adapter *adapter) usleep_range(500, 1000); i40evf_irq_disable(adapter); + i40evf_napi_disable_all(adapter); /* remove all MAC filters */ list_for_each_entry(f, &adapter->mac_filter_list, list) { @@ -985,8 +998,6 @@ void i40evf_down(struct i40evf_adapter *adapter) netif_tx_stop_all_queues(netdev); - i40evf_napi_disable_all(adapter); - msleep(20); netif_carrier_off(netdev); @@ -1481,9 +1492,11 @@ static void i40evf_reset_task(struct work_struct *work) struct i40evf_adapter *adapter = container_of(work, struct i40evf_adapter, reset_task); + struct net_device *netdev = adapter->netdev; struct i40e_hw *hw = &adapter->hw; - int i = 0, err; + struct i40evf_mac_filter *f; uint32_t rstat_val; + int i = 0, err; while (test_and_set_bit(__I40EVF_IN_CRITICAL_TASK, &adapter->crit_section)) @@ -1528,7 +1541,11 @@ static void i40evf_reset_task(struct work_struct *work) if (netif_running(adapter->netdev)) { set_bit(__I40E_DOWN, &adapter->vsi.state); - i40evf_down(adapter); + i40evf_irq_disable(adapter); + i40evf_napi_disable_all(adapter); + netif_tx_disable(netdev); + netif_tx_stop_all_queues(netdev); + netif_carrier_off(netdev); i40evf_free_traffic_irqs(adapter); i40evf_free_all_tx_resources(adapter); i40evf_free_all_rx_resources(adapter); @@ -1560,22 +1577,37 @@ static void i40evf_reset_task(struct work_struct *work) continue_reset: adapter->flags &= ~I40EVF_FLAG_RESET_PENDING; - i40evf_down(adapter); + i40evf_irq_disable(adapter); + i40evf_napi_disable_all(adapter); + + netif_tx_disable(netdev); + + netif_tx_stop_all_queues(netdev); + + netif_carrier_off(netdev); adapter->state = __I40EVF_RESETTING; /* kill and reinit the admin queue */ if (i40evf_shutdown_adminq(hw)) - dev_warn(&adapter->pdev->dev, - "%s: Failed to destroy the Admin Queue resources\n", - __func__); + dev_warn(&adapter->pdev->dev, "Failed to shut down adminq\n"); + adapter->current_op = I40E_VIRTCHNL_OP_UNKNOWN; err = i40evf_init_adminq(hw); if (err) - dev_info(&adapter->pdev->dev, "%s: init_adminq failed: %d\n", - __func__, err); + dev_info(&adapter->pdev->dev, "Failed to init adminq: %d\n", + err); - adapter->aq_pending = 0; - adapter->aq_required = 0; i40evf_map_queues(adapter); + + /* re-add all MAC filters */ + list_for_each_entry(f, &adapter->mac_filter_list, list) { + f->add = true; + } + /* re-add all VLAN filters */ + list_for_each_entry(f, &adapter->vlan_filter_list, list) { + f->add = true; + } + adapter->aq_required = I40EVF_FLAG_AQ_ADD_MAC_FILTER; + adapter->aq_required |= I40EVF_FLAG_AQ_ADD_VLAN_FILTER; clear_bit(__I40EVF_IN_CRITICAL_TASK, &adapter->crit_section); mod_timer(&adapter->watchdog_timer, jiffies + 2); diff --git a/drivers/net/ethernet/intel/igbvf/defines.h b/drivers/net/ethernet/intel/igbvf/defines.h index d9fa999b1685..ae3f28332fa0 100644 --- a/drivers/net/ethernet/intel/igbvf/defines.h +++ b/drivers/net/ethernet/intel/igbvf/defines.h @@ -13,8 +13,7 @@ more details. You should have received a copy of the GNU General Public License along with - this program; if not, write to the Free Software Foundation, Inc., - 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + this program; if not, see <http://www.gnu.org/licenses/>. The full GNU General Public License is included in this distribution in the file called "COPYING". @@ -29,94 +28,93 @@ #define _E1000_DEFINES_H_ /* Number of Transmit and Receive Descriptors must be a multiple of 8 */ -#define REQ_TX_DESCRIPTOR_MULTIPLE 8 -#define REQ_RX_DESCRIPTOR_MULTIPLE 8 +#define REQ_TX_DESCRIPTOR_MULTIPLE 8 +#define REQ_RX_DESCRIPTOR_MULTIPLE 8 /* IVAR valid bit */ -#define E1000_IVAR_VALID 0x80 +#define E1000_IVAR_VALID 0x80 /* Receive Descriptor bit definitions */ -#define E1000_RXD_STAT_DD 0x01 /* Descriptor Done */ -#define E1000_RXD_STAT_EOP 0x02 /* End of Packet */ -#define E1000_RXD_STAT_IXSM 0x04 /* Ignore checksum */ -#define E1000_RXD_STAT_VP 0x08 /* IEEE VLAN Packet */ -#define E1000_RXD_STAT_UDPCS 0x10 /* UDP xsum calculated */ -#define E1000_RXD_STAT_TCPCS 0x20 /* TCP xsum calculated */ -#define E1000_RXD_STAT_IPCS 0x40 /* IP xsum calculated */ -#define E1000_RXD_ERR_SE 0x02 /* Symbol Error */ -#define E1000_RXD_SPC_VLAN_MASK 0x0FFF /* VLAN ID is in lower 12 bits */ - -#define E1000_RXDEXT_STATERR_LB 0x00040000 -#define E1000_RXDEXT_STATERR_CE 0x01000000 -#define E1000_RXDEXT_STATERR_SE 0x02000000 -#define E1000_RXDEXT_STATERR_SEQ 0x04000000 -#define E1000_RXDEXT_STATERR_CXE 0x10000000 -#define E1000_RXDEXT_STATERR_TCPE 0x20000000 -#define E1000_RXDEXT_STATERR_IPE 0x40000000 -#define E1000_RXDEXT_STATERR_RXE 0x80000000 - +#define E1000_RXD_STAT_DD 0x01 /* Descriptor Done */ +#define E1000_RXD_STAT_EOP 0x02 /* End of Packet */ +#define E1000_RXD_STAT_IXSM 0x04 /* Ignore checksum */ +#define E1000_RXD_STAT_VP 0x08 /* IEEE VLAN Packet */ +#define E1000_RXD_STAT_UDPCS 0x10 /* UDP xsum calculated */ +#define E1000_RXD_STAT_TCPCS 0x20 /* TCP xsum calculated */ +#define E1000_RXD_STAT_IPCS 0x40 /* IP xsum calculated */ +#define E1000_RXD_ERR_SE 0x02 /* Symbol Error */ +#define E1000_RXD_SPC_VLAN_MASK 0x0FFF /* VLAN ID is in lower 12 bits */ + +#define E1000_RXDEXT_STATERR_LB 0x00040000 +#define E1000_RXDEXT_STATERR_CE 0x01000000 +#define E1000_RXDEXT_STATERR_SE 0x02000000 +#define E1000_RXDEXT_STATERR_SEQ 0x04000000 +#define E1000_RXDEXT_STATERR_CXE 0x10000000 +#define E1000_RXDEXT_STATERR_TCPE 0x20000000 +#define E1000_RXDEXT_STATERR_IPE 0x40000000 +#define E1000_RXDEXT_STATERR_RXE 0x80000000 /* Same mask, but for extended and packet split descriptors */ #define E1000_RXDEXT_ERR_FRAME_ERR_MASK ( \ - E1000_RXDEXT_STATERR_CE | \ - E1000_RXDEXT_STATERR_SE | \ - E1000_RXDEXT_STATERR_SEQ | \ - E1000_RXDEXT_STATERR_CXE | \ - E1000_RXDEXT_STATERR_RXE) + E1000_RXDEXT_STATERR_CE | \ + E1000_RXDEXT_STATERR_SE | \ + E1000_RXDEXT_STATERR_SEQ | \ + E1000_RXDEXT_STATERR_CXE | \ + E1000_RXDEXT_STATERR_RXE) /* Device Control */ -#define E1000_CTRL_RST 0x04000000 /* Global reset */ +#define E1000_CTRL_RST 0x04000000 /* Global reset */ /* Device Status */ -#define E1000_STATUS_FD 0x00000001 /* Full duplex.0=half,1=full */ -#define E1000_STATUS_LU 0x00000002 /* Link up.0=no,1=link */ -#define E1000_STATUS_TXOFF 0x00000010 /* transmission paused */ -#define E1000_STATUS_SPEED_10 0x00000000 /* Speed 10Mb/s */ -#define E1000_STATUS_SPEED_100 0x00000040 /* Speed 100Mb/s */ -#define E1000_STATUS_SPEED_1000 0x00000080 /* Speed 1000Mb/s */ - -#define SPEED_10 10 -#define SPEED_100 100 -#define SPEED_1000 1000 -#define HALF_DUPLEX 1 -#define FULL_DUPLEX 2 +#define E1000_STATUS_FD 0x00000001 /* Full duplex.0=half,1=full */ +#define E1000_STATUS_LU 0x00000002 /* Link up.0=no,1=link */ +#define E1000_STATUS_TXOFF 0x00000010 /* transmission paused */ +#define E1000_STATUS_SPEED_10 0x00000000 /* Speed 10Mb/s */ +#define E1000_STATUS_SPEED_100 0x00000040 /* Speed 100Mb/s */ +#define E1000_STATUS_SPEED_1000 0x00000080 /* Speed 1000Mb/s */ + +#define SPEED_10 10 +#define SPEED_100 100 +#define SPEED_1000 1000 +#define HALF_DUPLEX 1 +#define FULL_DUPLEX 2 /* Transmit Descriptor bit definitions */ -#define E1000_TXD_POPTS_IXSM 0x01 /* Insert IP checksum */ -#define E1000_TXD_POPTS_TXSM 0x02 /* Insert TCP/UDP checksum */ -#define E1000_TXD_CMD_DEXT 0x20000000 /* Descriptor extension (0 = legacy) */ -#define E1000_TXD_STAT_DD 0x00000001 /* Descriptor Done */ +#define E1000_TXD_POPTS_IXSM 0x01 /* Insert IP checksum */ +#define E1000_TXD_POPTS_TXSM 0x02 /* Insert TCP/UDP checksum */ +#define E1000_TXD_CMD_DEXT 0x20000000 /* Desc extension (0 = legacy) */ +#define E1000_TXD_STAT_DD 0x00000001 /* Desc Done */ -#define MAX_JUMBO_FRAME_SIZE 0x3F00 +#define MAX_JUMBO_FRAME_SIZE 0x3F00 /* 802.1q VLAN Packet Size */ -#define VLAN_TAG_SIZE 4 /* 802.3ac tag (not DMA'd) */ +#define VLAN_TAG_SIZE 4 /* 802.3ac tag (not DMA'd) */ /* Error Codes */ -#define E1000_SUCCESS 0 -#define E1000_ERR_CONFIG 3 -#define E1000_ERR_MAC_INIT 5 -#define E1000_ERR_MBX 15 +#define E1000_SUCCESS 0 +#define E1000_ERR_CONFIG 3 +#define E1000_ERR_MAC_INIT 5 +#define E1000_ERR_MBX 15 /* SRRCTL bit definitions */ -#define E1000_SRRCTL_BSIZEPKT_SHIFT 10 /* Shift _right_ */ -#define E1000_SRRCTL_BSIZEHDRSIZE_MASK 0x00000F00 -#define E1000_SRRCTL_BSIZEHDRSIZE_SHIFT 2 /* Shift _left_ */ -#define E1000_SRRCTL_DESCTYPE_ADV_ONEBUF 0x02000000 -#define E1000_SRRCTL_DESCTYPE_HDR_SPLIT_ALWAYS 0x0A000000 -#define E1000_SRRCTL_DESCTYPE_MASK 0x0E000000 -#define E1000_SRRCTL_DROP_EN 0x80000000 +#define E1000_SRRCTL_BSIZEPKT_SHIFT 10 /* Shift _right_ */ +#define E1000_SRRCTL_BSIZEHDRSIZE_MASK 0x00000F00 +#define E1000_SRRCTL_BSIZEHDRSIZE_SHIFT 2 /* Shift _left_ */ +#define E1000_SRRCTL_DESCTYPE_ADV_ONEBUF 0x02000000 +#define E1000_SRRCTL_DESCTYPE_HDR_SPLIT_ALWAYS 0x0A000000 +#define E1000_SRRCTL_DESCTYPE_MASK 0x0E000000 +#define E1000_SRRCTL_DROP_EN 0x80000000 -#define E1000_SRRCTL_BSIZEPKT_MASK 0x0000007F -#define E1000_SRRCTL_BSIZEHDR_MASK 0x00003F00 +#define E1000_SRRCTL_BSIZEPKT_MASK 0x0000007F +#define E1000_SRRCTL_BSIZEHDR_MASK 0x00003F00 /* Additional Descriptor Control definitions */ -#define E1000_TXDCTL_QUEUE_ENABLE 0x02000000 /* Enable specific Tx Queue */ -#define E1000_RXDCTL_QUEUE_ENABLE 0x02000000 /* Enable specific Rx Queue */ +#define E1000_TXDCTL_QUEUE_ENABLE 0x02000000 /* Enable specific Tx Que */ +#define E1000_RXDCTL_QUEUE_ENABLE 0x02000000 /* Enable specific Rx Que */ /* Direct Cache Access (DCA) definitions */ -#define E1000_DCA_TXCTRL_TX_WB_RO_EN (1 << 11) /* Tx Desc writeback RO bit */ +#define E1000_DCA_TXCTRL_TX_WB_RO_EN (1 << 11) /* Tx Desc writeback RO bit */ -#define E1000_VF_INIT_TIMEOUT 200 /* Number of retries to clear RSTI */ +#define E1000_VF_INIT_TIMEOUT 200 /* Number of retries to clear RSTI */ #endif /* _E1000_DEFINES_H_ */ diff --git a/drivers/net/ethernet/intel/igbvf/ethtool.c b/drivers/net/ethernet/intel/igbvf/ethtool.c index 2178f87e9f61..c6996feb1cb4 100644 --- a/drivers/net/ethernet/intel/igbvf/ethtool.c +++ b/drivers/net/ethernet/intel/igbvf/ethtool.c @@ -13,8 +13,7 @@ more details. You should have received a copy of the GNU General Public License along with - this program; if not, write to the Free Software Foundation, Inc., - 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + this program; if not, see <http://www.gnu.org/licenses/>. The full GNU General Public License is included in this distribution in the file called "COPYING". @@ -36,7 +35,6 @@ #include "igbvf.h" #include <linux/if_vlan.h> - struct igbvf_stats { char stat_string[ETH_GSTRING_LEN]; int sizeof_stat; @@ -74,7 +72,7 @@ static const char igbvf_gstrings_test[][ETH_GSTRING_LEN] = { #define IGBVF_TEST_LEN ARRAY_SIZE(igbvf_gstrings_test) static int igbvf_get_settings(struct net_device *netdev, - struct ethtool_cmd *ecmd) + struct ethtool_cmd *ecmd) { struct igbvf_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; @@ -111,18 +109,18 @@ static int igbvf_get_settings(struct net_device *netdev, } static int igbvf_set_settings(struct net_device *netdev, - struct ethtool_cmd *ecmd) + struct ethtool_cmd *ecmd) { return -EOPNOTSUPP; } static void igbvf_get_pauseparam(struct net_device *netdev, - struct ethtool_pauseparam *pause) + struct ethtool_pauseparam *pause) { } static int igbvf_set_pauseparam(struct net_device *netdev, - struct ethtool_pauseparam *pause) + struct ethtool_pauseparam *pause) { return -EOPNOTSUPP; } @@ -130,12 +128,14 @@ static int igbvf_set_pauseparam(struct net_device *netdev, static u32 igbvf_get_msglevel(struct net_device *netdev) { struct igbvf_adapter *adapter = netdev_priv(netdev); + return adapter->msg_enable; } static void igbvf_set_msglevel(struct net_device *netdev, u32 data) { struct igbvf_adapter *adapter = netdev_priv(netdev); + adapter->msg_enable = data; } @@ -146,7 +146,7 @@ static int igbvf_get_regs_len(struct net_device *netdev) } static void igbvf_get_regs(struct net_device *netdev, - struct ethtool_regs *regs, void *p) + struct ethtool_regs *regs, void *p) { struct igbvf_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; @@ -175,19 +175,19 @@ static int igbvf_get_eeprom_len(struct net_device *netdev) } static int igbvf_get_eeprom(struct net_device *netdev, - struct ethtool_eeprom *eeprom, u8 *bytes) + struct ethtool_eeprom *eeprom, u8 *bytes) { return -EOPNOTSUPP; } static int igbvf_set_eeprom(struct net_device *netdev, - struct ethtool_eeprom *eeprom, u8 *bytes) + struct ethtool_eeprom *eeprom, u8 *bytes) { return -EOPNOTSUPP; } static void igbvf_get_drvinfo(struct net_device *netdev, - struct ethtool_drvinfo *drvinfo) + struct ethtool_drvinfo *drvinfo) { struct igbvf_adapter *adapter = netdev_priv(netdev); @@ -201,7 +201,7 @@ static void igbvf_get_drvinfo(struct net_device *netdev, } static void igbvf_get_ringparam(struct net_device *netdev, - struct ethtool_ringparam *ring) + struct ethtool_ringparam *ring) { struct igbvf_adapter *adapter = netdev_priv(netdev); struct igbvf_ring *tx_ring = adapter->tx_ring; @@ -214,7 +214,7 @@ static void igbvf_get_ringparam(struct net_device *netdev, } static int igbvf_set_ringparam(struct net_device *netdev, - struct ethtool_ringparam *ring) + struct ethtool_ringparam *ring) { struct igbvf_adapter *adapter = netdev_priv(netdev); struct igbvf_ring *temp_ring; @@ -224,12 +224,12 @@ static int igbvf_set_ringparam(struct net_device *netdev, if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending)) return -EINVAL; - new_rx_count = max(ring->rx_pending, (u32)IGBVF_MIN_RXD); - new_rx_count = min(new_rx_count, (u32)IGBVF_MAX_RXD); + new_rx_count = max_t(u32, ring->rx_pending, IGBVF_MIN_RXD); + new_rx_count = min_t(u32, new_rx_count, IGBVF_MAX_RXD); new_rx_count = ALIGN(new_rx_count, REQ_RX_DESCRIPTOR_MULTIPLE); - new_tx_count = max(ring->tx_pending, (u32)IGBVF_MIN_TXD); - new_tx_count = min(new_tx_count, (u32)IGBVF_MAX_TXD); + new_tx_count = max_t(u32, ring->tx_pending, IGBVF_MIN_TXD); + new_tx_count = min_t(u32, new_tx_count, IGBVF_MAX_TXD); new_tx_count = ALIGN(new_tx_count, REQ_TX_DESCRIPTOR_MULTIPLE); if ((new_tx_count == adapter->tx_ring->count) && @@ -239,7 +239,7 @@ static int igbvf_set_ringparam(struct net_device *netdev, } while (test_and_set_bit(__IGBVF_RESETTING, &adapter->state)) - msleep(1); + usleep_range(1000, 2000); if (!netif_running(adapter->netdev)) { adapter->tx_ring->count = new_tx_count; @@ -255,10 +255,9 @@ static int igbvf_set_ringparam(struct net_device *netdev, igbvf_down(adapter); - /* - * We can't just free everything and then setup again, + /* We can't just free everything and then setup again, * because the ISRs in MSI-X mode get passed pointers - * to the tx and rx ring structs. + * to the Tx and Rx ring structs. */ if (new_tx_count != adapter->tx_ring->count) { memcpy(temp_ring, adapter->tx_ring, sizeof(struct igbvf_ring)); @@ -283,7 +282,7 @@ static int igbvf_set_ringparam(struct net_device *netdev, igbvf_free_rx_resources(adapter->rx_ring); - memcpy(adapter->rx_ring, temp_ring,sizeof(struct igbvf_ring)); + memcpy(adapter->rx_ring, temp_ring, sizeof(struct igbvf_ring)); } err_setup: igbvf_up(adapter); @@ -307,14 +306,13 @@ static int igbvf_link_test(struct igbvf_adapter *adapter, u64 *data) } static void igbvf_diag_test(struct net_device *netdev, - struct ethtool_test *eth_test, u64 *data) + struct ethtool_test *eth_test, u64 *data) { struct igbvf_adapter *adapter = netdev_priv(netdev); set_bit(__IGBVF_TESTING, &adapter->state); - /* - * Link test performed before hardware reset so autoneg doesn't + /* Link test performed before hardware reset so autoneg doesn't * interfere with test result */ if (igbvf_link_test(adapter, &data[0])) @@ -325,20 +323,20 @@ static void igbvf_diag_test(struct net_device *netdev, } static void igbvf_get_wol(struct net_device *netdev, - struct ethtool_wolinfo *wol) + struct ethtool_wolinfo *wol) { wol->supported = 0; wol->wolopts = 0; } static int igbvf_set_wol(struct net_device *netdev, - struct ethtool_wolinfo *wol) + struct ethtool_wolinfo *wol) { return -EOPNOTSUPP; } static int igbvf_get_coalesce(struct net_device *netdev, - struct ethtool_coalesce *ec) + struct ethtool_coalesce *ec) { struct igbvf_adapter *adapter = netdev_priv(netdev); @@ -351,13 +349,13 @@ static int igbvf_get_coalesce(struct net_device *netdev, } static int igbvf_set_coalesce(struct net_device *netdev, - struct ethtool_coalesce *ec) + struct ethtool_coalesce *ec) { struct igbvf_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; if ((ec->rx_coalesce_usecs >= IGBVF_MIN_ITR_USECS) && - (ec->rx_coalesce_usecs <= IGBVF_MAX_ITR_USECS)) { + (ec->rx_coalesce_usecs <= IGBVF_MAX_ITR_USECS)) { adapter->current_itr = ec->rx_coalesce_usecs << 2; adapter->requested_itr = 1000000000 / (adapter->current_itr * 256); @@ -366,8 +364,7 @@ static int igbvf_set_coalesce(struct net_device *netdev, adapter->current_itr = IGBVF_START_ITR; adapter->requested_itr = ec->rx_coalesce_usecs; } else if (ec->rx_coalesce_usecs == 0) { - /* - * The user's desire is to turn off interrupt throttling + /* The user's desire is to turn off interrupt throttling * altogether, but due to HW limitations, we can't do that. * Instead we set a very small value in EITR, which would * allow ~967k interrupts per second, but allow the adapter's @@ -376,8 +373,9 @@ static int igbvf_set_coalesce(struct net_device *netdev, adapter->current_itr = 4; adapter->requested_itr = 1000000000 / (adapter->current_itr * 256); - } else + } else { return -EINVAL; + } writel(adapter->current_itr, hw->hw_addr + adapter->rx_ring->itr_register); @@ -388,15 +386,15 @@ static int igbvf_set_coalesce(struct net_device *netdev, static int igbvf_nway_reset(struct net_device *netdev) { struct igbvf_adapter *adapter = netdev_priv(netdev); + if (netif_running(netdev)) igbvf_reinit_locked(adapter); return 0; } - static void igbvf_get_ethtool_stats(struct net_device *netdev, - struct ethtool_stats *stats, - u64 *data) + struct ethtool_stats *stats, + u64 *data) { struct igbvf_adapter *adapter = netdev_priv(netdev); int i; @@ -404,19 +402,18 @@ static void igbvf_get_ethtool_stats(struct net_device *netdev, igbvf_update_stats(adapter); for (i = 0; i < IGBVF_GLOBAL_STATS_LEN; i++) { char *p = (char *)adapter + - igbvf_gstrings_stats[i].stat_offset; + igbvf_gstrings_stats[i].stat_offset; char *b = (char *)adapter + - igbvf_gstrings_stats[i].base_stat_offset; + igbvf_gstrings_stats[i].base_stat_offset; data[i] = ((igbvf_gstrings_stats[i].sizeof_stat == - sizeof(u64)) ? (*(u64 *)p - *(u64 *)b) : - (*(u32 *)p - *(u32 *)b)); + sizeof(u64)) ? (*(u64 *)p - *(u64 *)b) : + (*(u32 *)p - *(u32 *)b)); } - } static int igbvf_get_sset_count(struct net_device *dev, int stringset) { - switch(stringset) { + switch (stringset) { case ETH_SS_TEST: return IGBVF_TEST_LEN; case ETH_SS_STATS: @@ -427,7 +424,7 @@ static int igbvf_get_sset_count(struct net_device *dev, int stringset) } static void igbvf_get_strings(struct net_device *netdev, u32 stringset, - u8 *data) + u8 *data) { u8 *p = data; int i; diff --git a/drivers/net/ethernet/intel/igbvf/igbvf.h b/drivers/net/ethernet/intel/igbvf/igbvf.h index 7d6a25c8f889..f166baab8d7e 100644 --- a/drivers/net/ethernet/intel/igbvf/igbvf.h +++ b/drivers/net/ethernet/intel/igbvf/igbvf.h @@ -13,8 +13,7 @@ more details. You should have received a copy of the GNU General Public License along with - this program; if not, write to the Free Software Foundation, Inc., - 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + this program; if not, see <http://www.gnu.org/licenses/>. The full GNU General Public License is included in this distribution in the file called "COPYING". @@ -43,10 +42,10 @@ struct igbvf_info; struct igbvf_adapter; /* Interrupt defines */ -#define IGBVF_START_ITR 488 /* ~8000 ints/sec */ -#define IGBVF_4K_ITR 980 -#define IGBVF_20K_ITR 196 -#define IGBVF_70K_ITR 56 +#define IGBVF_START_ITR 488 /* ~8000 ints/sec */ +#define IGBVF_4K_ITR 980 +#define IGBVF_20K_ITR 196 +#define IGBVF_70K_ITR 56 enum latency_range { lowest_latency = 0, @@ -55,56 +54,55 @@ enum latency_range { latency_invalid = 255 }; - /* Interrupt modes, as used by the IntMode parameter */ -#define IGBVF_INT_MODE_LEGACY 0 -#define IGBVF_INT_MODE_MSI 1 -#define IGBVF_INT_MODE_MSIX 2 +#define IGBVF_INT_MODE_LEGACY 0 +#define IGBVF_INT_MODE_MSI 1 +#define IGBVF_INT_MODE_MSIX 2 /* Tx/Rx descriptor defines */ -#define IGBVF_DEFAULT_TXD 256 -#define IGBVF_MAX_TXD 4096 -#define IGBVF_MIN_TXD 80 +#define IGBVF_DEFAULT_TXD 256 +#define IGBVF_MAX_TXD 4096 +#define IGBVF_MIN_TXD 80 -#define IGBVF_DEFAULT_RXD 256 -#define IGBVF_MAX_RXD 4096 -#define IGBVF_MIN_RXD 80 +#define IGBVF_DEFAULT_RXD 256 +#define IGBVF_MAX_RXD 4096 +#define IGBVF_MIN_RXD 80 -#define IGBVF_MIN_ITR_USECS 10 /* 100000 irq/sec */ -#define IGBVF_MAX_ITR_USECS 10000 /* 100 irq/sec */ +#define IGBVF_MIN_ITR_USECS 10 /* 100000 irq/sec */ +#define IGBVF_MAX_ITR_USECS 10000 /* 100 irq/sec */ /* RX descriptor control thresholds. * PTHRESH - MAC will consider prefetch if it has fewer than this number of - * descriptors available in its onboard memory. - * Setting this to 0 disables RX descriptor prefetch. + * descriptors available in its onboard memory. + * Setting this to 0 disables RX descriptor prefetch. * HTHRESH - MAC will only prefetch if there are at least this many descriptors - * available in host memory. - * If PTHRESH is 0, this should also be 0. + * available in host memory. + * If PTHRESH is 0, this should also be 0. * WTHRESH - RX descriptor writeback threshold - MAC will delay writing back - * descriptors until either it has this many to write back, or the - * ITR timer expires. + * descriptors until either it has this many to write back, or the + * ITR timer expires. */ -#define IGBVF_RX_PTHRESH 16 -#define IGBVF_RX_HTHRESH 8 -#define IGBVF_RX_WTHRESH 1 +#define IGBVF_RX_PTHRESH 16 +#define IGBVF_RX_HTHRESH 8 +#define IGBVF_RX_WTHRESH 1 /* this is the size past which hardware will drop packets when setting LPE=0 */ -#define MAXIMUM_ETHERNET_VLAN_SIZE 1522 +#define MAXIMUM_ETHERNET_VLAN_SIZE 1522 -#define IGBVF_FC_PAUSE_TIME 0x0680 /* 858 usec */ +#define IGBVF_FC_PAUSE_TIME 0x0680 /* 858 usec */ /* How many Tx Descriptors do we need to call netif_wake_queue ? */ -#define IGBVF_TX_QUEUE_WAKE 32 +#define IGBVF_TX_QUEUE_WAKE 32 /* How many Rx Buffers do we bundle into one write to the hardware ? */ -#define IGBVF_RX_BUFFER_WRITE 16 /* Must be power of 2 */ +#define IGBVF_RX_BUFFER_WRITE 16 /* Must be power of 2 */ -#define AUTO_ALL_MODES 0 -#define IGBVF_EEPROM_APME 0x0400 +#define AUTO_ALL_MODES 0 +#define IGBVF_EEPROM_APME 0x0400 -#define IGBVF_MNG_VLAN_NONE (-1) +#define IGBVF_MNG_VLAN_NONE (-1) /* Number of packet split data buffers (not including the header buffer) */ -#define PS_PAGE_BUFFERS (MAX_PS_BUFFERS - 1) +#define PS_PAGE_BUFFERS (MAX_PS_BUFFERS - 1) enum igbvf_boards { board_vf, @@ -116,8 +114,7 @@ struct igbvf_queue_stats { u64 bytes; }; -/* - * wrappers around a pointer to a socket buffer, +/* wrappers around a pointer to a socket buffer, * so a DMA handle can be stored along with the buffer */ struct igbvf_buffer { @@ -148,10 +145,10 @@ union igbvf_desc { struct igbvf_ring { struct igbvf_adapter *adapter; /* backlink */ - union igbvf_desc *desc; /* pointer to ring memory */ - dma_addr_t dma; /* phys address of ring */ - unsigned int size; /* length of ring in bytes */ - unsigned int count; /* number of desc. in ring */ + union igbvf_desc *desc; /* pointer to ring memory */ + dma_addr_t dma; /* phys address of ring */ + unsigned int size; /* length of ring in bytes */ + unsigned int count; /* number of desc. in ring */ u16 next_to_use; u16 next_to_clean; @@ -202,9 +199,7 @@ struct igbvf_adapter { u32 requested_itr; /* ints/sec or adaptive */ u32 current_itr; /* Actual ITR register value, not ints/sec */ - /* - * Tx - */ + /* Tx */ struct igbvf_ring *tx_ring /* One per active queue */ ____cacheline_aligned_in_smp; @@ -226,9 +221,7 @@ struct igbvf_adapter { u32 tx_fifo_size; u32 tx_dma_failed; - /* - * Rx - */ + /* Rx */ struct igbvf_ring *rx_ring; u32 rx_int_delay; @@ -249,7 +242,7 @@ struct igbvf_adapter { struct net_device *netdev; struct pci_dev *pdev; struct net_device_stats net_stats; - spinlock_t stats_lock; /* prevent concurrent stats updates */ + spinlock_t stats_lock; /* prevent concurrent stats updates */ /* structs defined in e1000_hw.h */ struct e1000_hw hw; @@ -286,16 +279,16 @@ struct igbvf_adapter { }; struct igbvf_info { - enum e1000_mac_type mac; - unsigned int flags; - u32 pba; - void (*init_ops)(struct e1000_hw *); - s32 (*get_variants)(struct igbvf_adapter *); + enum e1000_mac_type mac; + unsigned int flags; + u32 pba; + void (*init_ops)(struct e1000_hw *); + s32 (*get_variants)(struct igbvf_adapter *); }; /* hardware capability, feature, and workaround flags */ -#define IGBVF_FLAG_RX_CSUM_DISABLED (1 << 0) -#define IGBVF_FLAG_RX_LB_VLAN_BSWAP (1 << 1) +#define IGBVF_FLAG_RX_CSUM_DISABLED (1 << 0) +#define IGBVF_FLAG_RX_LB_VLAN_BSWAP (1 << 1) #define IGBVF_RX_DESC_ADV(R, i) \ (&((((R).desc))[i].rx_desc)) #define IGBVF_TX_DESC_ADV(R, i) \ diff --git a/drivers/net/ethernet/intel/igbvf/mbx.c b/drivers/net/ethernet/intel/igbvf/mbx.c index b4b65bc9fc5d..7b6cb4c3764c 100644 --- a/drivers/net/ethernet/intel/igbvf/mbx.c +++ b/drivers/net/ethernet/intel/igbvf/mbx.c @@ -13,8 +13,7 @@ more details. You should have received a copy of the GNU General Public License along with - this program; if not, write to the Free Software Foundation, Inc., - 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + this program; if not, see <http://www.gnu.org/licenses/>. The full GNU General Public License is included in this distribution in the file called "COPYING". @@ -54,10 +53,10 @@ out: } /** - * e1000_poll_for_ack - Wait for message acknowledgement + * e1000_poll_for_ack - Wait for message acknowledgment * @hw: pointer to the HW structure * - * returns SUCCESS if it successfully received a message acknowledgement + * returns SUCCESS if it successfully received a message acknowledgment **/ static s32 e1000_poll_for_ack(struct e1000_hw *hw) { @@ -218,7 +217,7 @@ static s32 e1000_check_for_rst_vf(struct e1000_hw *hw) s32 ret_val = -E1000_ERR_MBX; if (!e1000_check_for_bit_vf(hw, (E1000_V2PMAILBOX_RSTD | - E1000_V2PMAILBOX_RSTI))) { + E1000_V2PMAILBOX_RSTI))) { ret_val = E1000_SUCCESS; hw->mbx.stats.rsts++; } @@ -239,7 +238,7 @@ static s32 e1000_obtain_mbx_lock_vf(struct e1000_hw *hw) /* Take ownership of the buffer */ ew32(V2PMAILBOX(0), E1000_V2PMAILBOX_VFU); - /* reserve mailbox for vf use */ + /* reserve mailbox for VF use */ if (e1000_read_v2p_mailbox(hw) & E1000_V2PMAILBOX_VFU) ret_val = E1000_SUCCESS; @@ -283,7 +282,7 @@ out_no_write: } /** - * e1000_read_mbx_vf - Reads a message from the inbox intended for vf + * e1000_read_mbx_vf - Reads a message from the inbox intended for VF * @hw: pointer to the HW structure * @msg: The message buffer * @size: Length of buffer @@ -315,17 +314,18 @@ out_no_read: } /** - * e1000_init_mbx_params_vf - set initial values for vf mailbox + * e1000_init_mbx_params_vf - set initial values for VF mailbox * @hw: pointer to the HW structure * - * Initializes the hw->mbx struct to correct values for vf mailbox + * Initializes the hw->mbx struct to correct values for VF mailbox */ s32 e1000_init_mbx_params_vf(struct e1000_hw *hw) { struct e1000_mbx_info *mbx = &hw->mbx; /* start mailbox as timed out and let the reset_hw call set the timeout - * value to being communications */ + * value to being communications + */ mbx->timeout = 0; mbx->usec_delay = E1000_VF_MBX_INIT_DELAY; @@ -347,4 +347,3 @@ s32 e1000_init_mbx_params_vf(struct e1000_hw *hw) return E1000_SUCCESS; } - diff --git a/drivers/net/ethernet/intel/igbvf/mbx.h b/drivers/net/ethernet/intel/igbvf/mbx.h index 24370bcb0e22..f800bf8eedae 100644 --- a/drivers/net/ethernet/intel/igbvf/mbx.h +++ b/drivers/net/ethernet/intel/igbvf/mbx.h @@ -13,8 +13,7 @@ more details. You should have received a copy of the GNU General Public License along with - this program; if not, write to the Free Software Foundation, Inc., - 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + this program; if not, see <http://www.gnu.org/licenses/>. The full GNU General Public License is included in this distribution in the file called "COPYING". @@ -30,44 +29,44 @@ #include "vf.h" -#define E1000_V2PMAILBOX_REQ 0x00000001 /* Request for PF Ready bit */ -#define E1000_V2PMAILBOX_ACK 0x00000002 /* Ack PF message received */ -#define E1000_V2PMAILBOX_VFU 0x00000004 /* VF owns the mailbox buffer */ -#define E1000_V2PMAILBOX_PFU 0x00000008 /* PF owns the mailbox buffer */ -#define E1000_V2PMAILBOX_PFSTS 0x00000010 /* PF wrote a message in the MB */ -#define E1000_V2PMAILBOX_PFACK 0x00000020 /* PF ack the previous VF msg */ -#define E1000_V2PMAILBOX_RSTI 0x00000040 /* PF has reset indication */ -#define E1000_V2PMAILBOX_RSTD 0x00000080 /* PF has indicated reset done */ +#define E1000_V2PMAILBOX_REQ 0x00000001 /* Request for PF Ready bit */ +#define E1000_V2PMAILBOX_ACK 0x00000002 /* Ack PF message received */ +#define E1000_V2PMAILBOX_VFU 0x00000004 /* VF owns the mailbox buffer */ +#define E1000_V2PMAILBOX_PFU 0x00000008 /* PF owns the mailbox buffer */ +#define E1000_V2PMAILBOX_PFSTS 0x00000010 /* PF wrote a message in the MB */ +#define E1000_V2PMAILBOX_PFACK 0x00000020 /* PF ack the previous VF msg */ +#define E1000_V2PMAILBOX_RSTI 0x00000040 /* PF has reset indication */ +#define E1000_V2PMAILBOX_RSTD 0x00000080 /* PF has indicated reset done */ #define E1000_V2PMAILBOX_R2C_BITS 0x000000B0 /* All read to clear bits */ -#define E1000_VFMAILBOX_SIZE 16 /* 16 32 bit words - 64 bytes */ +#define E1000_VFMAILBOX_SIZE 16 /* 16 32 bit words - 64 bytes */ /* If it's a E1000_VF_* msg then it originates in the VF and is sent to the * PF. The reverse is true if it is E1000_PF_*. * Message ACK's are the value or'd with 0xF0000000 */ -#define E1000_VT_MSGTYPE_ACK 0x80000000 /* Messages below or'd with - * this are the ACK */ -#define E1000_VT_MSGTYPE_NACK 0x40000000 /* Messages below or'd with - * this are the NACK */ -#define E1000_VT_MSGTYPE_CTS 0x20000000 /* Indicates that VF is still - clear to send requests */ +/* Messages below or'd with this are the ACK */ +#define E1000_VT_MSGTYPE_ACK 0x80000000 +/* Messages below or'd with this are the NACK */ +#define E1000_VT_MSGTYPE_NACK 0x40000000 +/* Indicates that VF is still clear to send requests */ +#define E1000_VT_MSGTYPE_CTS 0x20000000 /* We have a total wait time of 1s for vf mailbox posted messages */ -#define E1000_VF_MBX_INIT_TIMEOUT 2000 /* retry count for mailbox timeout */ -#define E1000_VF_MBX_INIT_DELAY 500 /* usec delay between retries */ +#define E1000_VF_MBX_INIT_TIMEOUT 2000 /* retry count for mbx timeout */ +#define E1000_VF_MBX_INIT_DELAY 500 /* usec delay between retries */ -#define E1000_VT_MSGINFO_SHIFT 16 +#define E1000_VT_MSGINFO_SHIFT 16 /* bits 23:16 are used for exra info for certain messages */ -#define E1000_VT_MSGINFO_MASK (0xFF << E1000_VT_MSGINFO_SHIFT) +#define E1000_VT_MSGINFO_MASK (0xFF << E1000_VT_MSGINFO_SHIFT) -#define E1000_VF_RESET 0x01 /* VF requests reset */ -#define E1000_VF_SET_MAC_ADDR 0x02 /* VF requests PF to set MAC addr */ -#define E1000_VF_SET_MULTICAST 0x03 /* VF requests PF to set MC addr */ -#define E1000_VF_SET_VLAN 0x04 /* VF requests PF to set VLAN */ -#define E1000_VF_SET_LPE 0x05 /* VF requests PF to set VMOLR.LPE */ +#define E1000_VF_RESET 0x01 /* VF requests reset */ +#define E1000_VF_SET_MAC_ADDR 0x02 /* VF requests PF to set MAC addr */ +#define E1000_VF_SET_MULTICAST 0x03 /* VF requests PF to set MC addr */ +#define E1000_VF_SET_VLAN 0x04 /* VF requests PF to set VLAN */ +#define E1000_VF_SET_LPE 0x05 /* VF requests PF to set VMOLR.LPE */ -#define E1000_PF_CONTROL_MSG 0x0100 /* PF control message */ +#define E1000_PF_CONTROL_MSG 0x0100 /* PF control message */ void e1000_init_mbx_ops_generic(struct e1000_hw *hw); s32 e1000_init_mbx_params_vf(struct e1000_hw *); diff --git a/drivers/net/ethernet/intel/igbvf/netdev.c b/drivers/net/ethernet/intel/igbvf/netdev.c index ebf9d4a42fdd..c17ea4b8f84d 100644 --- a/drivers/net/ethernet/intel/igbvf/netdev.c +++ b/drivers/net/ethernet/intel/igbvf/netdev.c @@ -13,8 +13,7 @@ more details. You should have received a copy of the GNU General Public License along with - this program; if not, write to the Free Software Foundation, Inc., - 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + this program; if not, see <http://www.gnu.org/licenses/>. The full GNU General Public License is included in this distribution in the file called "COPYING". @@ -66,26 +65,27 @@ static void igbvf_set_interrupt_capability(struct igbvf_adapter *); static void igbvf_reset_interrupt_capability(struct igbvf_adapter *); static struct igbvf_info igbvf_vf_info = { - .mac = e1000_vfadapt, - .flags = 0, - .pba = 10, - .init_ops = e1000_init_function_pointers_vf, + .mac = e1000_vfadapt, + .flags = 0, + .pba = 10, + .init_ops = e1000_init_function_pointers_vf, }; static struct igbvf_info igbvf_i350_vf_info = { - .mac = e1000_vfadapt_i350, - .flags = 0, - .pba = 10, - .init_ops = e1000_init_function_pointers_vf, + .mac = e1000_vfadapt_i350, + .flags = 0, + .pba = 10, + .init_ops = e1000_init_function_pointers_vf, }; static const struct igbvf_info *igbvf_info_tbl[] = { - [board_vf] = &igbvf_vf_info, - [board_i350_vf] = &igbvf_i350_vf_info, + [board_vf] = &igbvf_vf_info, + [board_i350_vf] = &igbvf_i350_vf_info, }; /** * igbvf_desc_unused - calculate if we have unused descriptors + * @rx_ring: address of receive ring structure **/ static int igbvf_desc_unused(struct igbvf_ring *ring) { @@ -103,9 +103,9 @@ static int igbvf_desc_unused(struct igbvf_ring *ring) * @skb: pointer to sk_buff to be indicated to stack **/ static void igbvf_receive_skb(struct igbvf_adapter *adapter, - struct net_device *netdev, - struct sk_buff *skb, - u32 status, u16 vlan) + struct net_device *netdev, + struct sk_buff *skb, + u32 status, u16 vlan) { u16 vid; @@ -123,7 +123,7 @@ static void igbvf_receive_skb(struct igbvf_adapter *adapter, } static inline void igbvf_rx_checksum_adv(struct igbvf_adapter *adapter, - u32 status_err, struct sk_buff *skb) + u32 status_err, struct sk_buff *skb) { skb_checksum_none_assert(skb); @@ -153,7 +153,7 @@ static inline void igbvf_rx_checksum_adv(struct igbvf_adapter *adapter, * @cleaned_count: number of buffers to repopulate **/ static void igbvf_alloc_rx_buffers(struct igbvf_ring *rx_ring, - int cleaned_count) + int cleaned_count) { struct igbvf_adapter *adapter = rx_ring->adapter; struct net_device *netdev = adapter->netdev; @@ -188,8 +188,8 @@ static void igbvf_alloc_rx_buffers(struct igbvf_ring *rx_ring, } buffer_info->page_dma = dma_map_page(&pdev->dev, buffer_info->page, - buffer_info->page_offset, - PAGE_SIZE / 2, + buffer_info->page_offset, + PAGE_SIZE / 2, DMA_FROM_DEVICE); if (dma_mapping_error(&pdev->dev, buffer_info->page_dma)) { @@ -209,7 +209,7 @@ static void igbvf_alloc_rx_buffers(struct igbvf_ring *rx_ring, buffer_info->skb = skb; buffer_info->dma = dma_map_single(&pdev->dev, skb->data, - bufsz, + bufsz, DMA_FROM_DEVICE); if (dma_mapping_error(&pdev->dev, buffer_info->dma)) { dev_kfree_skb(buffer_info->skb); @@ -219,14 +219,14 @@ static void igbvf_alloc_rx_buffers(struct igbvf_ring *rx_ring, } } /* Refresh the desc even if buffer_addrs didn't change because - * each write-back erases this info. */ + * each write-back erases this info. + */ if (adapter->rx_ps_hdr_size) { rx_desc->read.pkt_addr = cpu_to_le64(buffer_info->page_dma); rx_desc->read.hdr_addr = cpu_to_le64(buffer_info->dma); } else { - rx_desc->read.pkt_addr = - cpu_to_le64(buffer_info->dma); + rx_desc->read.pkt_addr = cpu_to_le64(buffer_info->dma); rx_desc->read.hdr_addr = 0; } @@ -247,7 +247,8 @@ no_buffers: /* Force memory writes to complete before letting h/w * know there are new descriptors to fetch. (Only * applicable for weak-ordered memory model archs, - * such as IA-64). */ + * such as IA-64). + */ wmb(); writel(i, adapter->hw.hw_addr + rx_ring->tail); } @@ -261,7 +262,7 @@ no_buffers: * is no guarantee that everything was cleaned **/ static bool igbvf_clean_rx_irq(struct igbvf_adapter *adapter, - int *work_done, int work_to_do) + int *work_done, int work_to_do) { struct igbvf_ring *rx_ring = adapter->rx_ring; struct net_device *netdev = adapter->netdev; @@ -292,8 +293,9 @@ static bool igbvf_clean_rx_irq(struct igbvf_adapter *adapter, * that case, it fills the header buffer and spills the rest * into the page. */ - hlen = (le16_to_cpu(rx_desc->wb.lower.lo_dword.hs_rss.hdr_info) & - E1000_RXDADV_HDRBUFLEN_MASK) >> E1000_RXDADV_HDRBUFLEN_SHIFT; + hlen = (le16_to_cpu(rx_desc->wb.lower.lo_dword.hs_rss.hdr_info) + & E1000_RXDADV_HDRBUFLEN_MASK) >> + E1000_RXDADV_HDRBUFLEN_SHIFT; if (hlen > adapter->rx_ps_hdr_size) hlen = adapter->rx_ps_hdr_size; @@ -306,7 +308,7 @@ static bool igbvf_clean_rx_irq(struct igbvf_adapter *adapter, buffer_info->skb = NULL; if (!adapter->rx_ps_hdr_size) { dma_unmap_single(&pdev->dev, buffer_info->dma, - adapter->rx_buffer_len, + adapter->rx_buffer_len, DMA_FROM_DEVICE); buffer_info->dma = 0; skb_put(skb, length); @@ -315,21 +317,21 @@ static bool igbvf_clean_rx_irq(struct igbvf_adapter *adapter, if (!skb_shinfo(skb)->nr_frags) { dma_unmap_single(&pdev->dev, buffer_info->dma, - adapter->rx_ps_hdr_size, + adapter->rx_ps_hdr_size, DMA_FROM_DEVICE); skb_put(skb, hlen); } if (length) { dma_unmap_page(&pdev->dev, buffer_info->page_dma, - PAGE_SIZE / 2, + PAGE_SIZE / 2, DMA_FROM_DEVICE); buffer_info->page_dma = 0; skb_fill_page_desc(skb, skb_shinfo(skb)->nr_frags, - buffer_info->page, - buffer_info->page_offset, - length); + buffer_info->page, + buffer_info->page_offset, + length); if ((adapter->rx_buffer_len > (PAGE_SIZE / 2)) || (page_count(buffer_info->page) != 1)) @@ -370,7 +372,7 @@ send_up: skb->protocol = eth_type_trans(skb, netdev); igbvf_receive_skb(adapter, netdev, skb, staterr, - rx_desc->wb.upper.vlan); + rx_desc->wb.upper.vlan); next_desc: rx_desc->wb.upper.status_error = 0; @@ -402,7 +404,7 @@ next_desc: } static void igbvf_put_txbuf(struct igbvf_adapter *adapter, - struct igbvf_buffer *buffer_info) + struct igbvf_buffer *buffer_info) { if (buffer_info->dma) { if (buffer_info->mapped_as_page) @@ -431,7 +433,7 @@ static void igbvf_put_txbuf(struct igbvf_adapter *adapter, * Return 0 on success, negative on failure **/ int igbvf_setup_tx_resources(struct igbvf_adapter *adapter, - struct igbvf_ring *tx_ring) + struct igbvf_ring *tx_ring) { struct pci_dev *pdev = adapter->pdev; int size; @@ -458,7 +460,7 @@ int igbvf_setup_tx_resources(struct igbvf_adapter *adapter, err: vfree(tx_ring->buffer_info); dev_err(&adapter->pdev->dev, - "Unable to allocate memory for the transmit descriptor ring\n"); + "Unable to allocate memory for the transmit descriptor ring\n"); return -ENOMEM; } @@ -501,7 +503,7 @@ err: vfree(rx_ring->buffer_info); rx_ring->buffer_info = NULL; dev_err(&adapter->pdev->dev, - "Unable to allocate memory for the receive descriptor ring\n"); + "Unable to allocate memory for the receive descriptor ring\n"); return -ENOMEM; } @@ -578,13 +580,13 @@ static void igbvf_clean_rx_ring(struct igbvf_ring *rx_ring) for (i = 0; i < rx_ring->count; i++) { buffer_info = &rx_ring->buffer_info[i]; if (buffer_info->dma) { - if (adapter->rx_ps_hdr_size){ + if (adapter->rx_ps_hdr_size) { dma_unmap_single(&pdev->dev, buffer_info->dma, - adapter->rx_ps_hdr_size, + adapter->rx_ps_hdr_size, DMA_FROM_DEVICE); } else { dma_unmap_single(&pdev->dev, buffer_info->dma, - adapter->rx_buffer_len, + adapter->rx_buffer_len, DMA_FROM_DEVICE); } buffer_info->dma = 0; @@ -599,7 +601,7 @@ static void igbvf_clean_rx_ring(struct igbvf_ring *rx_ring) if (buffer_info->page_dma) dma_unmap_page(&pdev->dev, buffer_info->page_dma, - PAGE_SIZE / 2, + PAGE_SIZE / 2, DMA_FROM_DEVICE); put_page(buffer_info->page); buffer_info->page = NULL; @@ -638,7 +640,7 @@ void igbvf_free_rx_resources(struct igbvf_ring *rx_ring) rx_ring->buffer_info = NULL; dma_free_coherent(&pdev->dev, rx_ring->size, rx_ring->desc, - rx_ring->dma); + rx_ring->dma); rx_ring->desc = NULL; } @@ -649,13 +651,12 @@ void igbvf_free_rx_resources(struct igbvf_ring *rx_ring) * @packets: the number of packets during this measurement interval * @bytes: the number of bytes during this measurement interval * - * Stores a new ITR value based on packets and byte - * counts during the last interrupt. The advantage of per interrupt - * computation is faster updates and more accurate ITR for the current - * traffic pattern. Constants in this function were computed - * based on theoretical maximum wire speed and thresholds were set based - * on testing data as well as attempting to minimize response time - * while increasing bulk throughput. + * Stores a new ITR value based on packets and byte counts during the last + * interrupt. The advantage of per interrupt computation is faster updates + * and more accurate ITR for the current traffic pattern. Constants in this + * function were computed based on theoretical maximum wire speed and thresholds + * were set based on testing data as well as attempting to minimize response + * time while increasing bulk throughput. **/ static enum latency_range igbvf_update_itr(struct igbvf_adapter *adapter, enum latency_range itr_setting, @@ -744,17 +745,15 @@ static void igbvf_set_itr(struct igbvf_adapter *adapter) new_itr = igbvf_range_to_itr(adapter->tx_ring->itr_range); - if (new_itr != adapter->tx_ring->itr_val) { u32 current_itr = adapter->tx_ring->itr_val; - /* - * this attempts to bias the interrupt rate towards Bulk + /* this attempts to bias the interrupt rate towards Bulk * by adding intermediate steps when interrupt rate is * increasing */ new_itr = new_itr > current_itr ? - min(current_itr + (new_itr >> 2), new_itr) : - new_itr; + min(current_itr + (new_itr >> 2), new_itr) : + new_itr; adapter->tx_ring->itr_val = new_itr; adapter->tx_ring->set_itr = 1; @@ -772,9 +771,10 @@ static void igbvf_set_itr(struct igbvf_adapter *adapter) if (new_itr != adapter->rx_ring->itr_val) { u32 current_itr = adapter->rx_ring->itr_val; + new_itr = new_itr > current_itr ? - min(current_itr + (new_itr >> 2), new_itr) : - new_itr; + min(current_itr + (new_itr >> 2), new_itr) : + new_itr; adapter->rx_ring->itr_val = new_itr; adapter->rx_ring->set_itr = 1; @@ -829,7 +829,7 @@ static bool igbvf_clean_tx_irq(struct igbvf_ring *tx_ring) segs = skb_shinfo(skb)->gso_segs ?: 1; /* multiply data chunks by size of headers */ bytecount = ((segs - 1) * skb_headlen(skb)) + - skb->len; + skb->len; total_packets += segs; total_bytes += bytecount; } @@ -849,9 +849,8 @@ static bool igbvf_clean_tx_irq(struct igbvf_ring *tx_ring) tx_ring->next_to_clean = i; - if (unlikely(count && - netif_carrier_ok(netdev) && - igbvf_desc_unused(tx_ring) >= IGBVF_TX_QUEUE_WAKE)) { + if (unlikely(count && netif_carrier_ok(netdev) && + igbvf_desc_unused(tx_ring) >= IGBVF_TX_QUEUE_WAKE)) { /* Make sure that anybody stopping the queue after this * sees the new next_to_clean. */ @@ -902,8 +901,9 @@ static irqreturn_t igbvf_intr_msix_tx(int irq, void *data) adapter->total_tx_bytes = 0; adapter->total_tx_packets = 0; - /* auto mask will automatically reenable the interrupt when we write - * EICS */ + /* auto mask will automatically re-enable the interrupt when we write + * EICS + */ if (!igbvf_clean_tx_irq(tx_ring)) /* Ring was not completely cleaned, so fire another interrupt */ ew32(EICS, tx_ring->eims_value); @@ -941,15 +941,16 @@ static irqreturn_t igbvf_intr_msix_rx(int irq, void *data) #define IGBVF_NO_QUEUE -1 static void igbvf_assign_vector(struct igbvf_adapter *adapter, int rx_queue, - int tx_queue, int msix_vector) + int tx_queue, int msix_vector) { struct e1000_hw *hw = &adapter->hw; u32 ivar, index; /* 82576 uses a table-based method for assigning vectors. - Each queue has a single entry in the table to which we write - a vector number along with a "valid" bit. Sadly, the layout - of the table is somewhat counterintuitive. */ + * Each queue has a single entry in the table to which we write + * a vector number along with a "valid" bit. Sadly, the layout + * of the table is somewhat counterintuitive. + */ if (rx_queue > IGBVF_NO_QUEUE) { index = (rx_queue >> 1); ivar = array_er32(IVAR0, index); @@ -984,6 +985,7 @@ static void igbvf_assign_vector(struct igbvf_adapter *adapter, int rx_queue, /** * igbvf_configure_msix - Configure MSI-X hardware + * @adapter: board private structure * * igbvf_configure_msix sets up the hardware to properly * generate MSI-X interrupts. @@ -1027,6 +1029,7 @@ static void igbvf_reset_interrupt_capability(struct igbvf_adapter *adapter) /** * igbvf_set_interrupt_capability - set MSI or MSI-X if supported + * @adapter: board private structure * * Attempt to configure interrupts using the best available * capabilities of the hardware and kernel. @@ -1036,27 +1039,28 @@ static void igbvf_set_interrupt_capability(struct igbvf_adapter *adapter) int err = -ENOMEM; int i; - /* we allocate 3 vectors, 1 for tx, 1 for rx, one for pf messages */ + /* we allocate 3 vectors, 1 for Tx, 1 for Rx, one for PF messages */ adapter->msix_entries = kcalloc(3, sizeof(struct msix_entry), - GFP_KERNEL); + GFP_KERNEL); if (adapter->msix_entries) { for (i = 0; i < 3; i++) adapter->msix_entries[i].entry = i; err = pci_enable_msix_range(adapter->pdev, - adapter->msix_entries, 3, 3); + adapter->msix_entries, 3, 3); } if (err < 0) { /* MSI-X failed */ dev_err(&adapter->pdev->dev, - "Failed to initialize MSI-X interrupts.\n"); + "Failed to initialize MSI-X interrupts.\n"); igbvf_reset_interrupt_capability(adapter); } } /** * igbvf_request_msix - Initialize MSI-X interrupts + * @adapter: board private structure * * igbvf_request_msix allocates MSI-X vectors and requests interrupts from the * kernel. @@ -1075,8 +1079,8 @@ static int igbvf_request_msix(struct igbvf_adapter *adapter) } err = request_irq(adapter->msix_entries[vector].vector, - igbvf_intr_msix_tx, 0, adapter->tx_ring->name, - netdev); + igbvf_intr_msix_tx, 0, adapter->tx_ring->name, + netdev); if (err) goto out; @@ -1085,8 +1089,8 @@ static int igbvf_request_msix(struct igbvf_adapter *adapter) vector++; err = request_irq(adapter->msix_entries[vector].vector, - igbvf_intr_msix_rx, 0, adapter->rx_ring->name, - netdev); + igbvf_intr_msix_rx, 0, adapter->rx_ring->name, + netdev); if (err) goto out; @@ -1095,7 +1099,7 @@ static int igbvf_request_msix(struct igbvf_adapter *adapter) vector++; err = request_irq(adapter->msix_entries[vector].vector, - igbvf_msix_other, 0, netdev->name, netdev); + igbvf_msix_other, 0, netdev->name, netdev); if (err) goto out; @@ -1130,6 +1134,7 @@ static int igbvf_alloc_queues(struct igbvf_adapter *adapter) /** * igbvf_request_irq - initialize interrupts + * @adapter: board private structure * * Attempts to configure interrupts using the best available * capabilities of the hardware and kernel. @@ -1146,7 +1151,7 @@ static int igbvf_request_irq(struct igbvf_adapter *adapter) return err; dev_err(&adapter->pdev->dev, - "Unable to allocate interrupt, Error: %d\n", err); + "Unable to allocate interrupt, Error: %d\n", err); return err; } @@ -1164,6 +1169,7 @@ static void igbvf_free_irq(struct igbvf_adapter *adapter) /** * igbvf_irq_disable - Mask off interrupt generation on the NIC + * @adapter: board private structure **/ static void igbvf_irq_disable(struct igbvf_adapter *adapter) { @@ -1177,6 +1183,7 @@ static void igbvf_irq_disable(struct igbvf_adapter *adapter) /** * igbvf_irq_enable - Enable default interrupt generation settings + * @adapter: board private structure **/ static void igbvf_irq_enable(struct igbvf_adapter *adapter) { @@ -1252,7 +1259,7 @@ static int igbvf_vlan_rx_kill_vid(struct net_device *netdev, if (hw->mac.ops.set_vfta(hw, vid, false)) { dev_err(&adapter->pdev->dev, - "Failed to remove vlan id %d\n", vid); + "Failed to remove vlan id %d\n", vid); return -EINVAL; } clear_bit(vid, adapter->active_vlans); @@ -1298,7 +1305,7 @@ static void igbvf_configure_tx(struct igbvf_adapter *adapter) /* Turn off Relaxed Ordering on head write-backs. The writebacks * MUST be delivered in order or it will completely screw up - * our bookeeping. + * our bookkeeping. */ dca_txctrl = er32(DCA_TXCTRL(0)); dca_txctrl &= ~E1000_DCA_TXCTRL_TX_WB_RO_EN; @@ -1325,15 +1332,15 @@ static void igbvf_setup_srrctl(struct igbvf_adapter *adapter) u32 srrctl = 0; srrctl &= ~(E1000_SRRCTL_DESCTYPE_MASK | - E1000_SRRCTL_BSIZEHDR_MASK | - E1000_SRRCTL_BSIZEPKT_MASK); + E1000_SRRCTL_BSIZEHDR_MASK | + E1000_SRRCTL_BSIZEPKT_MASK); /* Enable queue drop to avoid head of line blocking */ srrctl |= E1000_SRRCTL_DROP_EN; /* Setup buffer sizes */ srrctl |= ALIGN(adapter->rx_buffer_len, 1024) >> - E1000_SRRCTL_BSIZEPKT_SHIFT; + E1000_SRRCTL_BSIZEPKT_SHIFT; if (adapter->rx_buffer_len < 2048) { adapter->rx_ps_hdr_size = 0; @@ -1341,7 +1348,7 @@ static void igbvf_setup_srrctl(struct igbvf_adapter *adapter) } else { adapter->rx_ps_hdr_size = 128; srrctl |= adapter->rx_ps_hdr_size << - E1000_SRRCTL_BSIZEHDRSIZE_SHIFT; + E1000_SRRCTL_BSIZEHDRSIZE_SHIFT; srrctl |= E1000_SRRCTL_DESCTYPE_HDR_SPLIT_ALWAYS; } @@ -1369,8 +1376,7 @@ static void igbvf_configure_rx(struct igbvf_adapter *adapter) rdlen = rx_ring->count * sizeof(union e1000_adv_rx_desc); - /* - * Setup the HW Rx Head and Tail Descriptor Pointers and + /* Setup the HW Rx Head and Tail Descriptor Pointers and * the Base and Length of the Rx Descriptor Ring */ rdba = rx_ring->dma; @@ -1441,10 +1447,11 @@ static void igbvf_configure(struct igbvf_adapter *adapter) igbvf_setup_srrctl(adapter); igbvf_configure_rx(adapter); igbvf_alloc_rx_buffers(adapter->rx_ring, - igbvf_desc_unused(adapter->rx_ring)); + igbvf_desc_unused(adapter->rx_ring)); } /* igbvf_reset - bring the hardware into a known good state + * @adapter: private board structure * * This function boots the hardware and enables some settings that * require a configuration cycle of the hardware - those cannot be @@ -1494,7 +1501,6 @@ int igbvf_up(struct igbvf_adapter *adapter) hw->mac.get_link_status = 1; mod_timer(&adapter->watchdog_timer, jiffies + 1); - return 0; } @@ -1504,8 +1510,7 @@ void igbvf_down(struct igbvf_adapter *adapter) struct e1000_hw *hw = &adapter->hw; u32 rxdctl, txdctl; - /* - * signal that we're down so the interrupt handler does not + /* signal that we're down so the interrupt handler does not * reschedule our watchdog timer */ set_bit(__IGBVF_DOWN, &adapter->state); @@ -1547,7 +1552,7 @@ void igbvf_reinit_locked(struct igbvf_adapter *adapter) { might_sleep(); while (test_and_set_bit(__IGBVF_RESETTING, &adapter->state)) - msleep(1); + usleep_range(1000, 2000); igbvf_down(adapter); igbvf_up(adapter); clear_bit(__IGBVF_RESETTING, &adapter->state); @@ -1662,8 +1667,7 @@ static int igbvf_open(struct net_device *netdev) if (err) goto err_setup_rx; - /* - * before we allocate an interrupt, we must be ready to handle it. + /* before we allocate an interrupt, we must be ready to handle it. * Setting DEBUG_SHIRQ in the kernel makes it fire an interrupt * as soon as we call pci_request_irq, so we have to setup our * clean_rx handler before we do so. @@ -1725,6 +1729,7 @@ static int igbvf_close(struct net_device *netdev) return 0; } + /** * igbvf_set_mac - Change the Ethernet Address of the NIC * @netdev: network interface device structure @@ -1753,15 +1758,15 @@ static int igbvf_set_mac(struct net_device *netdev, void *p) return 0; } -#define UPDATE_VF_COUNTER(reg, name) \ - { \ - u32 current_counter = er32(reg); \ - if (current_counter < adapter->stats.last_##name) \ - adapter->stats.name += 0x100000000LL; \ - adapter->stats.last_##name = current_counter; \ - adapter->stats.name &= 0xFFFFFFFF00000000LL; \ - adapter->stats.name |= current_counter; \ - } +#define UPDATE_VF_COUNTER(reg, name) \ +{ \ + u32 current_counter = er32(reg); \ + if (current_counter < adapter->stats.last_##name) \ + adapter->stats.name += 0x100000000LL; \ + adapter->stats.last_##name = current_counter; \ + adapter->stats.name &= 0xFFFFFFFF00000000LL; \ + adapter->stats.name |= current_counter; \ +} /** * igbvf_update_stats - Update the board statistics counters @@ -1772,8 +1777,7 @@ void igbvf_update_stats(struct igbvf_adapter *adapter) struct e1000_hw *hw = &adapter->hw; struct pci_dev *pdev = adapter->pdev; - /* - * Prevent stats update while adapter is being reset, link is down + /* Prevent stats update while adapter is being reset, link is down * or if the pci connection is down. */ if (adapter->link_speed == 0) @@ -1832,7 +1836,7 @@ static bool igbvf_has_link(struct igbvf_adapter *adapter) **/ static void igbvf_watchdog(unsigned long data) { - struct igbvf_adapter *adapter = (struct igbvf_adapter *) data; + struct igbvf_adapter *adapter = (struct igbvf_adapter *)data; /* Do the rest outside of interrupt context */ schedule_work(&adapter->watchdog_task); @@ -1841,8 +1845,8 @@ static void igbvf_watchdog(unsigned long data) static void igbvf_watchdog_task(struct work_struct *work) { struct igbvf_adapter *adapter = container_of(work, - struct igbvf_adapter, - watchdog_task); + struct igbvf_adapter, + watchdog_task); struct net_device *netdev = adapter->netdev; struct e1000_mac_info *mac = &adapter->hw.mac; struct igbvf_ring *tx_ring = adapter->tx_ring; @@ -1855,8 +1859,8 @@ static void igbvf_watchdog_task(struct work_struct *work) if (link) { if (!netif_carrier_ok(netdev)) { mac->ops.get_link_up_info(&adapter->hw, - &adapter->link_speed, - &adapter->link_duplex); + &adapter->link_speed, + &adapter->link_duplex); igbvf_print_link_info(adapter); netif_carrier_on(netdev); @@ -1876,10 +1880,9 @@ static void igbvf_watchdog_task(struct work_struct *work) igbvf_update_stats(adapter); } else { tx_pending = (igbvf_desc_unused(tx_ring) + 1 < - tx_ring->count); + tx_ring->count); if (tx_pending) { - /* - * We've lost link, so the controller stops DMA, + /* We've lost link, so the controller stops DMA, * but we've got queued Tx work that's never going * to get done, so reset controller to flush Tx. * (Do the reset outside of interrupt context). @@ -1898,15 +1901,15 @@ static void igbvf_watchdog_task(struct work_struct *work) round_jiffies(jiffies + (2 * HZ))); } -#define IGBVF_TX_FLAGS_CSUM 0x00000001 -#define IGBVF_TX_FLAGS_VLAN 0x00000002 -#define IGBVF_TX_FLAGS_TSO 0x00000004 -#define IGBVF_TX_FLAGS_IPV4 0x00000008 -#define IGBVF_TX_FLAGS_VLAN_MASK 0xffff0000 -#define IGBVF_TX_FLAGS_VLAN_SHIFT 16 +#define IGBVF_TX_FLAGS_CSUM 0x00000001 +#define IGBVF_TX_FLAGS_VLAN 0x00000002 +#define IGBVF_TX_FLAGS_TSO 0x00000004 +#define IGBVF_TX_FLAGS_IPV4 0x00000008 +#define IGBVF_TX_FLAGS_VLAN_MASK 0xffff0000 +#define IGBVF_TX_FLAGS_VLAN_SHIFT 16 static int igbvf_tso(struct igbvf_adapter *adapter, - struct igbvf_ring *tx_ring, + struct igbvf_ring *tx_ring, struct sk_buff *skb, u32 tx_flags, u8 *hdr_len, __be16 protocol) { @@ -1930,17 +1933,18 @@ static int igbvf_tso(struct igbvf_adapter *adapter, if (protocol == htons(ETH_P_IP)) { struct iphdr *iph = ip_hdr(skb); + iph->tot_len = 0; iph->check = 0; tcp_hdr(skb)->check = ~csum_tcpudp_magic(iph->saddr, - iph->daddr, 0, - IPPROTO_TCP, - 0); + iph->daddr, 0, + IPPROTO_TCP, + 0); } else if (skb_is_gso_v6(skb)) { ipv6_hdr(skb)->payload_len = 0; tcp_hdr(skb)->check = ~csum_ipv6_magic(&ipv6_hdr(skb)->saddr, - &ipv6_hdr(skb)->daddr, - 0, IPPROTO_TCP, 0); + &ipv6_hdr(skb)->daddr, + 0, IPPROTO_TCP, 0); } i = tx_ring->next_to_use; @@ -1984,7 +1988,7 @@ static int igbvf_tso(struct igbvf_adapter *adapter, } static inline bool igbvf_tx_csum(struct igbvf_adapter *adapter, - struct igbvf_ring *tx_ring, + struct igbvf_ring *tx_ring, struct sk_buff *skb, u32 tx_flags, __be16 protocol) { @@ -2005,8 +2009,7 @@ static inline bool igbvf_tx_csum(struct igbvf_adapter *adapter, info |= (skb_network_offset(skb) << E1000_ADVTXD_MACLEN_SHIFT); if (skb->ip_summed == CHECKSUM_PARTIAL) info |= (skb_transport_header(skb) - - skb_network_header(skb)); - + skb_network_header(skb)); context_desc->vlan_macip_lens = cpu_to_le32(info); @@ -2055,6 +2058,10 @@ static int igbvf_maybe_stop_tx(struct net_device *netdev, int size) netif_stop_queue(netdev); + /* Herbert's original patch had: + * smp_mb__after_netif_stop_queue(); + * but since that doesn't exist yet, just open code it. + */ smp_mb(); /* We need to check again just in case room has been made available */ @@ -2067,11 +2074,11 @@ static int igbvf_maybe_stop_tx(struct net_device *netdev, int size) return 0; } -#define IGBVF_MAX_TXD_PWR 16 -#define IGBVF_MAX_DATA_PER_TXD (1 << IGBVF_MAX_TXD_PWR) +#define IGBVF_MAX_TXD_PWR 16 +#define IGBVF_MAX_DATA_PER_TXD (1 << IGBVF_MAX_TXD_PWR) static inline int igbvf_tx_map_adv(struct igbvf_adapter *adapter, - struct igbvf_ring *tx_ring, + struct igbvf_ring *tx_ring, struct sk_buff *skb) { struct igbvf_buffer *buffer_info; @@ -2093,7 +2100,6 @@ static inline int igbvf_tx_map_adv(struct igbvf_adapter *adapter, if (dma_mapping_error(&pdev->dev, buffer_info->dma)) goto dma_error; - for (f = 0; f < skb_shinfo(skb)->nr_frags; f++) { const struct skb_frag_struct *frag; @@ -2111,7 +2117,7 @@ static inline int igbvf_tx_map_adv(struct igbvf_adapter *adapter, buffer_info->time_stamp = jiffies; buffer_info->mapped_as_page = true; buffer_info->dma = skb_frag_dma_map(&pdev->dev, frag, 0, len, - DMA_TO_DEVICE); + DMA_TO_DEVICE); if (dma_mapping_error(&pdev->dev, buffer_info->dma)) goto dma_error; } @@ -2133,7 +2139,7 @@ dma_error: /* clear timestamp and dma mappings for remaining portion of packet */ while (count--) { - if (i==0) + if (i == 0) i += tx_ring->count; i--; buffer_info = &tx_ring->buffer_info[i]; @@ -2144,10 +2150,10 @@ dma_error: } static inline void igbvf_tx_queue_adv(struct igbvf_adapter *adapter, - struct igbvf_ring *tx_ring, + struct igbvf_ring *tx_ring, int tx_flags, int count, unsigned int first, u32 paylen, - u8 hdr_len) + u8 hdr_len) { union e1000_adv_tx_desc *tx_desc = NULL; struct igbvf_buffer *buffer_info; @@ -2155,7 +2161,7 @@ static inline void igbvf_tx_queue_adv(struct igbvf_adapter *adapter, unsigned int i; cmd_type_len = (E1000_ADVTXD_DTYP_DATA | E1000_ADVTXD_DCMD_IFCS | - E1000_ADVTXD_DCMD_DEXT); + E1000_ADVTXD_DCMD_DEXT); if (tx_flags & IGBVF_TX_FLAGS_VLAN) cmd_type_len |= E1000_ADVTXD_DCMD_VLE; @@ -2182,7 +2188,7 @@ static inline void igbvf_tx_queue_adv(struct igbvf_adapter *adapter, tx_desc = IGBVF_TX_DESC_ADV(*tx_ring, i); tx_desc->read.buffer_addr = cpu_to_le64(buffer_info->dma); tx_desc->read.cmd_type_len = - cpu_to_le32(cmd_type_len | buffer_info->length); + cpu_to_le32(cmd_type_len | buffer_info->length); tx_desc->read.olinfo_status = cpu_to_le32(olinfo_status); i++; if (i == tx_ring->count) @@ -2193,14 +2199,16 @@ static inline void igbvf_tx_queue_adv(struct igbvf_adapter *adapter, /* Force memory writes to complete before letting h/w * know there are new descriptors to fetch. (Only * applicable for weak-ordered memory model archs, - * such as IA-64). */ + * such as IA-64). + */ wmb(); tx_ring->buffer_info[first].next_to_watch = tx_desc; tx_ring->next_to_use = i; writel(i, adapter->hw.hw_addr + tx_ring->tail); /* we need this if more than one processor can write to our tail - * at a time, it syncronizes IO on IA64/Altix systems */ + * at a time, it synchronizes IO on IA64/Altix systems + */ mmiowb(); } @@ -2225,11 +2233,10 @@ static netdev_tx_t igbvf_xmit_frame_ring_adv(struct sk_buff *skb, return NETDEV_TX_OK; } - /* - * need: count + 4 desc gap to keep tail from touching - * + 2 desc gap to keep tail from touching head, - * + 1 desc for skb->data, - * + 1 desc for context descriptor, + /* need: count + 4 desc gap to keep tail from touching + * + 2 desc gap to keep tail from touching head, + * + 1 desc for skb->data, + * + 1 desc for context descriptor, * head, otherwise try next time */ if (igbvf_maybe_stop_tx(netdev, skb_shinfo(skb)->nr_frags + 4)) { @@ -2258,11 +2265,10 @@ static netdev_tx_t igbvf_xmit_frame_ring_adv(struct sk_buff *skb, if (tso) tx_flags |= IGBVF_TX_FLAGS_TSO; else if (igbvf_tx_csum(adapter, tx_ring, skb, tx_flags, protocol) && - (skb->ip_summed == CHECKSUM_PARTIAL)) + (skb->ip_summed == CHECKSUM_PARTIAL)) tx_flags |= IGBVF_TX_FLAGS_CSUM; - /* - * count reflects descriptors mapped, if 0 then mapping error + /* count reflects descriptors mapped, if 0 then mapping error * has occurred and we need to rewind the descriptor queue */ count = igbvf_tx_map_adv(adapter, tx_ring, skb); @@ -2313,6 +2319,7 @@ static void igbvf_tx_timeout(struct net_device *netdev) static void igbvf_reset_task(struct work_struct *work) { struct igbvf_adapter *adapter; + adapter = container_of(work, struct igbvf_adapter, reset_task); igbvf_reinit_locked(adapter); @@ -2356,14 +2363,13 @@ static int igbvf_change_mtu(struct net_device *netdev, int new_mtu) } while (test_and_set_bit(__IGBVF_RESETTING, &adapter->state)) - msleep(1); + usleep_range(1000, 2000); /* igbvf_down has a dependency on max_frame_size */ adapter->max_frame_size = max_frame; if (netif_running(netdev)) igbvf_down(adapter); - /* - * NOTE: netdev_alloc_skb reserves 16 bytes, and typically NET_IP_ALIGN + /* NOTE: netdev_alloc_skb reserves 16 bytes, and typically NET_IP_ALIGN * means we reserve 2 more, this pushes us to allocate from the next * larger slab size. * i.e. RXBUFFER_2048 --> size-4096 slab @@ -2382,15 +2388,14 @@ static int igbvf_change_mtu(struct net_device *netdev, int new_mtu) adapter->rx_buffer_len = PAGE_SIZE / 2; #endif - /* adjust allocation if LPE protects us, and we aren't using SBP */ if ((max_frame == ETH_FRAME_LEN + ETH_FCS_LEN) || - (max_frame == ETH_FRAME_LEN + VLAN_HLEN + ETH_FCS_LEN)) + (max_frame == ETH_FRAME_LEN + VLAN_HLEN + ETH_FCS_LEN)) adapter->rx_buffer_len = ETH_FRAME_LEN + VLAN_HLEN + - ETH_FCS_LEN; + ETH_FCS_LEN; dev_info(&adapter->pdev->dev, "changing MTU from %d to %d\n", - netdev->mtu, new_mtu); + netdev->mtu, new_mtu); netdev->mtu = new_mtu; if (netif_running(netdev)) @@ -2477,8 +2482,7 @@ static void igbvf_shutdown(struct pci_dev *pdev) } #ifdef CONFIG_NET_POLL_CONTROLLER -/* - * Polling 'interrupt' - used by things like netconsole to send skbs +/* Polling 'interrupt' - used by things like netconsole to send skbs * without having to re-enable interrupts. It's not called while * the interrupt routine is executing. */ @@ -2503,7 +2507,7 @@ static void igbvf_netpoll(struct net_device *netdev) * this device has been detected. */ static pci_ers_result_t igbvf_io_error_detected(struct pci_dev *pdev, - pci_channel_state_t state) + pci_channel_state_t state) { struct net_device *netdev = pci_get_drvdata(pdev); struct igbvf_adapter *adapter = netdev_priv(netdev); @@ -2583,7 +2587,7 @@ static void igbvf_print_device_info(struct igbvf_adapter *adapter) } static int igbvf_set_features(struct net_device *netdev, - netdev_features_t features) + netdev_features_t features) { struct igbvf_adapter *adapter = netdev_priv(netdev); @@ -2596,21 +2600,21 @@ static int igbvf_set_features(struct net_device *netdev, } static const struct net_device_ops igbvf_netdev_ops = { - .ndo_open = igbvf_open, - .ndo_stop = igbvf_close, - .ndo_start_xmit = igbvf_xmit_frame, - .ndo_get_stats = igbvf_get_stats, - .ndo_set_rx_mode = igbvf_set_multi, - .ndo_set_mac_address = igbvf_set_mac, - .ndo_change_mtu = igbvf_change_mtu, - .ndo_do_ioctl = igbvf_ioctl, - .ndo_tx_timeout = igbvf_tx_timeout, - .ndo_vlan_rx_add_vid = igbvf_vlan_rx_add_vid, - .ndo_vlan_rx_kill_vid = igbvf_vlan_rx_kill_vid, + .ndo_open = igbvf_open, + .ndo_stop = igbvf_close, + .ndo_start_xmit = igbvf_xmit_frame, + .ndo_get_stats = igbvf_get_stats, + .ndo_set_rx_mode = igbvf_set_multi, + .ndo_set_mac_address = igbvf_set_mac, + .ndo_change_mtu = igbvf_change_mtu, + .ndo_do_ioctl = igbvf_ioctl, + .ndo_tx_timeout = igbvf_tx_timeout, + .ndo_vlan_rx_add_vid = igbvf_vlan_rx_add_vid, + .ndo_vlan_rx_kill_vid = igbvf_vlan_rx_kill_vid, #ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = igbvf_netpoll, + .ndo_poll_controller = igbvf_netpoll, #endif - .ndo_set_features = igbvf_set_features, + .ndo_set_features = igbvf_set_features, }; /** @@ -2645,8 +2649,8 @@ static int igbvf_probe(struct pci_dev *pdev, const struct pci_device_id *ent) } else { err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32)); if (err) { - dev_err(&pdev->dev, "No usable DMA " - "configuration, aborting\n"); + dev_err(&pdev->dev, + "No usable DMA configuration, aborting\n"); goto err_dma; } } @@ -2686,7 +2690,7 @@ static int igbvf_probe(struct pci_dev *pdev, const struct pci_device_id *ent) err = -EIO; adapter->hw.hw_addr = ioremap(pci_resource_start(pdev, 0), - pci_resource_len(pdev, 0)); + pci_resource_len(pdev, 0)); if (!adapter->hw.hw_addr) goto err_ioremap; @@ -2712,16 +2716,16 @@ static int igbvf_probe(struct pci_dev *pdev, const struct pci_device_id *ent) adapter->bd_number = cards_found++; netdev->hw_features = NETIF_F_SG | - NETIF_F_IP_CSUM | + NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | NETIF_F_TSO | NETIF_F_TSO6 | NETIF_F_RXCSUM; netdev->features = netdev->hw_features | - NETIF_F_HW_VLAN_CTAG_TX | - NETIF_F_HW_VLAN_CTAG_RX | - NETIF_F_HW_VLAN_CTAG_FILTER; + NETIF_F_HW_VLAN_CTAG_TX | + NETIF_F_HW_VLAN_CTAG_RX | + NETIF_F_HW_VLAN_CTAG_FILTER; if (pci_using_dac) netdev->features |= NETIF_F_HIGHDMA; @@ -2742,7 +2746,8 @@ static int igbvf_probe(struct pci_dev *pdev, const struct pci_device_id *ent) if (err) dev_info(&pdev->dev, "Error reading MAC address.\n"); else if (is_zero_ether_addr(adapter->hw.mac.addr)) - dev_info(&pdev->dev, "MAC address not assigned by administrator.\n"); + dev_info(&pdev->dev, + "MAC address not assigned by administrator.\n"); memcpy(netdev->dev_addr, adapter->hw.mac.addr, netdev->addr_len); } @@ -2751,11 +2756,11 @@ static int igbvf_probe(struct pci_dev *pdev, const struct pci_device_id *ent) dev_info(&pdev->dev, "Assigning random MAC address.\n"); eth_hw_addr_random(netdev); memcpy(adapter->hw.mac.addr, netdev->dev_addr, - netdev->addr_len); + netdev->addr_len); } setup_timer(&adapter->watchdog_timer, &igbvf_watchdog, - (unsigned long) adapter); + (unsigned long)adapter); INIT_WORK(&adapter->reset_task, igbvf_reset_task); INIT_WORK(&adapter->watchdog_task, igbvf_watchdog_task); @@ -2818,8 +2823,7 @@ static void igbvf_remove(struct pci_dev *pdev) struct igbvf_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; - /* - * The watchdog timer may be rescheduled, so explicitly + /* The watchdog timer may be rescheduled, so explicitly * disable it from being rescheduled. */ set_bit(__IGBVF_DOWN, &adapter->state); @@ -2832,9 +2836,8 @@ static void igbvf_remove(struct pci_dev *pdev) igbvf_reset_interrupt_capability(adapter); - /* - * it is important to delete the napi struct prior to freeing the - * rx ring so that you do not end up with null pointer refs + /* it is important to delete the NAPI struct prior to freeing the + * Rx ring so that you do not end up with null pointer refs */ netif_napi_del(&adapter->rx_ring->napi); kfree(adapter->tx_ring); @@ -2866,17 +2869,17 @@ MODULE_DEVICE_TABLE(pci, igbvf_pci_tbl); /* PCI Device API Driver */ static struct pci_driver igbvf_driver = { - .name = igbvf_driver_name, - .id_table = igbvf_pci_tbl, - .probe = igbvf_probe, - .remove = igbvf_remove, + .name = igbvf_driver_name, + .id_table = igbvf_pci_tbl, + .probe = igbvf_probe, + .remove = igbvf_remove, #ifdef CONFIG_PM /* Power Management Hooks */ - .suspend = igbvf_suspend, - .resume = igbvf_resume, + .suspend = igbvf_suspend, + .resume = igbvf_resume, #endif - .shutdown = igbvf_shutdown, - .err_handler = &igbvf_err_handler + .shutdown = igbvf_shutdown, + .err_handler = &igbvf_err_handler }; /** @@ -2888,6 +2891,7 @@ static struct pci_driver igbvf_driver = { static int __init igbvf_init_module(void) { int ret; + pr_info("%s - version %s\n", igbvf_driver_string, igbvf_driver_version); pr_info("%s\n", igbvf_copyright); @@ -2909,7 +2913,6 @@ static void __exit igbvf_exit_module(void) } module_exit(igbvf_exit_module); - MODULE_AUTHOR("Intel Corporation, <e1000-devel@lists.sourceforge.net>"); MODULE_DESCRIPTION("Intel(R) Gigabit Virtual Function Network Driver"); MODULE_LICENSE("GPL"); diff --git a/drivers/net/ethernet/intel/igbvf/regs.h b/drivers/net/ethernet/intel/igbvf/regs.h index 7dc6341715dc..86a7c120b574 100644 --- a/drivers/net/ethernet/intel/igbvf/regs.h +++ b/drivers/net/ethernet/intel/igbvf/regs.h @@ -13,8 +13,7 @@ more details. You should have received a copy of the GNU General Public License along with - this program; if not, write to the Free Software Foundation, Inc., - 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + this program; if not, see <http://www.gnu.org/licenses/>. The full GNU General Public License is included in this distribution in the file called "COPYING". @@ -28,81 +27,81 @@ #ifndef _E1000_REGS_H_ #define _E1000_REGS_H_ -#define E1000_CTRL 0x00000 /* Device Control - RW */ -#define E1000_STATUS 0x00008 /* Device Status - RO */ -#define E1000_ITR 0x000C4 /* Interrupt Throttling Rate - RW */ -#define E1000_EICR 0x01580 /* Ext. Interrupt Cause Read - R/clr */ -#define E1000_EITR(_n) (0x01680 + (0x4 * (_n))) -#define E1000_EICS 0x01520 /* Ext. Interrupt Cause Set - W0 */ -#define E1000_EIMS 0x01524 /* Ext. Interrupt Mask Set/Read - RW */ -#define E1000_EIMC 0x01528 /* Ext. Interrupt Mask Clear - WO */ -#define E1000_EIAC 0x0152C /* Ext. Interrupt Auto Clear - RW */ -#define E1000_EIAM 0x01530 /* Ext. Interrupt Ack Auto Clear Mask - RW */ -#define E1000_IVAR0 0x01700 /* Interrupt Vector Allocation (array) - RW */ -#define E1000_IVAR_MISC 0x01740 /* IVAR for "other" causes - RW */ -/* - * Convenience macros +#define E1000_CTRL 0x00000 /* Device Control - RW */ +#define E1000_STATUS 0x00008 /* Device Status - RO */ +#define E1000_ITR 0x000C4 /* Interrupt Throttling Rate - RW */ +#define E1000_EICR 0x01580 /* Ext. Interrupt Cause Read - R/clr */ +#define E1000_EITR(_n) (0x01680 + (0x4 * (_n))) +#define E1000_EICS 0x01520 /* Ext. Interrupt Cause Set - W0 */ +#define E1000_EIMS 0x01524 /* Ext. Interrupt Mask Set/Read - RW */ +#define E1000_EIMC 0x01528 /* Ext. Interrupt Mask Clear - WO */ +#define E1000_EIAC 0x0152C /* Ext. Interrupt Auto Clear - RW */ +#define E1000_EIAM 0x01530 /* Ext. Interrupt Ack Auto Clear Mask - RW */ +#define E1000_IVAR0 0x01700 /* Interrupt Vector Allocation (array) - RW */ +#define E1000_IVAR_MISC 0x01740 /* IVAR for "other" causes - RW */ + +/* Convenience macros * * Note: "_n" is the queue number of the register to be written to. * * Example usage: * E1000_RDBAL_REG(current_rx_queue) */ -#define E1000_RDBAL(_n) ((_n) < 4 ? (0x02800 + ((_n) * 0x100)) : \ - (0x0C000 + ((_n) * 0x40))) -#define E1000_RDBAH(_n) ((_n) < 4 ? (0x02804 + ((_n) * 0x100)) : \ - (0x0C004 + ((_n) * 0x40))) -#define E1000_RDLEN(_n) ((_n) < 4 ? (0x02808 + ((_n) * 0x100)) : \ - (0x0C008 + ((_n) * 0x40))) -#define E1000_SRRCTL(_n) ((_n) < 4 ? (0x0280C + ((_n) * 0x100)) : \ - (0x0C00C + ((_n) * 0x40))) -#define E1000_RDH(_n) ((_n) < 4 ? (0x02810 + ((_n) * 0x100)) : \ - (0x0C010 + ((_n) * 0x40))) -#define E1000_RDT(_n) ((_n) < 4 ? (0x02818 + ((_n) * 0x100)) : \ - (0x0C018 + ((_n) * 0x40))) -#define E1000_RXDCTL(_n) ((_n) < 4 ? (0x02828 + ((_n) * 0x100)) : \ - (0x0C028 + ((_n) * 0x40))) -#define E1000_TDBAL(_n) ((_n) < 4 ? (0x03800 + ((_n) * 0x100)) : \ - (0x0E000 + ((_n) * 0x40))) -#define E1000_TDBAH(_n) ((_n) < 4 ? (0x03804 + ((_n) * 0x100)) : \ - (0x0E004 + ((_n) * 0x40))) -#define E1000_TDLEN(_n) ((_n) < 4 ? (0x03808 + ((_n) * 0x100)) : \ - (0x0E008 + ((_n) * 0x40))) -#define E1000_TDH(_n) ((_n) < 4 ? (0x03810 + ((_n) * 0x100)) : \ - (0x0E010 + ((_n) * 0x40))) -#define E1000_TDT(_n) ((_n) < 4 ? (0x03818 + ((_n) * 0x100)) : \ - (0x0E018 + ((_n) * 0x40))) -#define E1000_TXDCTL(_n) ((_n) < 4 ? (0x03828 + ((_n) * 0x100)) : \ - (0x0E028 + ((_n) * 0x40))) -#define E1000_DCA_TXCTRL(_n) (0x03814 + (_n << 8)) -#define E1000_DCA_RXCTRL(_n) (0x02814 + (_n << 8)) -#define E1000_RAL(_i) (((_i) <= 15) ? (0x05400 + ((_i) * 8)) : \ - (0x054E0 + ((_i - 16) * 8))) -#define E1000_RAH(_i) (((_i) <= 15) ? (0x05404 + ((_i) * 8)) : \ - (0x054E4 + ((_i - 16) * 8))) +#define E1000_RDBAL(_n) ((_n) < 4 ? (0x02800 + ((_n) * 0x100)) : \ + (0x0C000 + ((_n) * 0x40))) +#define E1000_RDBAH(_n) ((_n) < 4 ? (0x02804 + ((_n) * 0x100)) : \ + (0x0C004 + ((_n) * 0x40))) +#define E1000_RDLEN(_n) ((_n) < 4 ? (0x02808 + ((_n) * 0x100)) : \ + (0x0C008 + ((_n) * 0x40))) +#define E1000_SRRCTL(_n) ((_n) < 4 ? (0x0280C + ((_n) * 0x100)) : \ + (0x0C00C + ((_n) * 0x40))) +#define E1000_RDH(_n) ((_n) < 4 ? (0x02810 + ((_n) * 0x100)) : \ + (0x0C010 + ((_n) * 0x40))) +#define E1000_RDT(_n) ((_n) < 4 ? (0x02818 + ((_n) * 0x100)) : \ + (0x0C018 + ((_n) * 0x40))) +#define E1000_RXDCTL(_n) ((_n) < 4 ? (0x02828 + ((_n) * 0x100)) : \ + (0x0C028 + ((_n) * 0x40))) +#define E1000_TDBAL(_n) ((_n) < 4 ? (0x03800 + ((_n) * 0x100)) : \ + (0x0E000 + ((_n) * 0x40))) +#define E1000_TDBAH(_n) ((_n) < 4 ? (0x03804 + ((_n) * 0x100)) : \ + (0x0E004 + ((_n) * 0x40))) +#define E1000_TDLEN(_n) ((_n) < 4 ? (0x03808 + ((_n) * 0x100)) : \ + (0x0E008 + ((_n) * 0x40))) +#define E1000_TDH(_n) ((_n) < 4 ? (0x03810 + ((_n) * 0x100)) : \ + (0x0E010 + ((_n) * 0x40))) +#define E1000_TDT(_n) ((_n) < 4 ? (0x03818 + ((_n) * 0x100)) : \ + (0x0E018 + ((_n) * 0x40))) +#define E1000_TXDCTL(_n) ((_n) < 4 ? (0x03828 + ((_n) * 0x100)) : \ + (0x0E028 + ((_n) * 0x40))) +#define E1000_DCA_TXCTRL(_n) (0x03814 + (_n << 8)) +#define E1000_DCA_RXCTRL(_n) (0x02814 + (_n << 8)) +#define E1000_RAL(_i) (((_i) <= 15) ? (0x05400 + ((_i) * 8)) : \ + (0x054E0 + ((_i - 16) * 8))) +#define E1000_RAH(_i) (((_i) <= 15) ? (0x05404 + ((_i) * 8)) : \ + (0x054E4 + ((_i - 16) * 8))) /* Statistics registers */ -#define E1000_VFGPRC 0x00F10 -#define E1000_VFGORC 0x00F18 -#define E1000_VFMPRC 0x00F3C -#define E1000_VFGPTC 0x00F14 -#define E1000_VFGOTC 0x00F34 -#define E1000_VFGOTLBC 0x00F50 -#define E1000_VFGPTLBC 0x00F44 -#define E1000_VFGORLBC 0x00F48 -#define E1000_VFGPRLBC 0x00F40 +#define E1000_VFGPRC 0x00F10 +#define E1000_VFGORC 0x00F18 +#define E1000_VFMPRC 0x00F3C +#define E1000_VFGPTC 0x00F14 +#define E1000_VFGOTC 0x00F34 +#define E1000_VFGOTLBC 0x00F50 +#define E1000_VFGPTLBC 0x00F44 +#define E1000_VFGORLBC 0x00F48 +#define E1000_VFGPRLBC 0x00F40 /* These act per VF so an array friendly macro is used */ -#define E1000_V2PMAILBOX(_n) (0x00C40 + (4 * (_n))) -#define E1000_VMBMEM(_n) (0x00800 + (64 * (_n))) +#define E1000_V2PMAILBOX(_n) (0x00C40 + (4 * (_n))) +#define E1000_VMBMEM(_n) (0x00800 + (64 * (_n))) /* Define macros for handling registers */ -#define er32(reg) readl(hw->hw_addr + E1000_##reg) -#define ew32(reg, val) writel((val), hw->hw_addr + E1000_##reg) +#define er32(reg) readl(hw->hw_addr + E1000_##reg) +#define ew32(reg, val) writel((val), hw->hw_addr + E1000_##reg) #define array_er32(reg, offset) \ readl(hw->hw_addr + E1000_##reg + (offset << 2)) #define array_ew32(reg, offset, val) \ writel((val), hw->hw_addr + E1000_##reg + (offset << 2)) -#define e1e_flush() er32(STATUS) +#define e1e_flush() er32(STATUS) #endif diff --git a/drivers/net/ethernet/intel/igbvf/vf.c b/drivers/net/ethernet/intel/igbvf/vf.c index 955ad8c2c534..a13baa90ae20 100644 --- a/drivers/net/ethernet/intel/igbvf/vf.c +++ b/drivers/net/ethernet/intel/igbvf/vf.c @@ -13,8 +13,7 @@ more details. You should have received a copy of the GNU General Public License along with - this program; if not, write to the Free Software Foundation, Inc., - 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + this program; if not, see <http://www.gnu.org/licenses/>. The full GNU General Public License is included in this distribution in the file called "COPYING". @@ -25,17 +24,16 @@ *******************************************************************************/ - #include "vf.h" static s32 e1000_check_for_link_vf(struct e1000_hw *hw); static s32 e1000_get_link_up_info_vf(struct e1000_hw *hw, u16 *speed, - u16 *duplex); + u16 *duplex); static s32 e1000_init_hw_vf(struct e1000_hw *hw); static s32 e1000_reset_hw_vf(struct e1000_hw *hw); static void e1000_update_mc_addr_list_vf(struct e1000_hw *hw, u8 *, - u32, u32, u32); + u32, u32, u32); static void e1000_rar_set_vf(struct e1000_hw *, u8 *, u32); static s32 e1000_read_mac_addr_vf(struct e1000_hw *); static s32 e1000_set_vfta_vf(struct e1000_hw *, u16, bool); @@ -94,7 +92,7 @@ void e1000_init_function_pointers_vf(struct e1000_hw *hw) * the status register's data which is often stale and inaccurate. **/ static s32 e1000_get_link_up_info_vf(struct e1000_hw *hw, u16 *speed, - u16 *duplex) + u16 *duplex) { s32 status; @@ -130,7 +128,7 @@ static s32 e1000_reset_hw_vf(struct e1000_hw *hw) u8 *addr = (u8 *)(&msgbuf[1]); u32 ctrl; - /* assert vf queue/interrupt reset */ + /* assert VF queue/interrupt reset */ ctrl = er32(CTRL); ew32(CTRL, ctrl | E1000_CTRL_RST); @@ -144,7 +142,7 @@ static s32 e1000_reset_hw_vf(struct e1000_hw *hw) /* mailbox timeout can now become active */ mbx->timeout = E1000_VF_MBX_INIT_TIMEOUT; - /* notify pf of vf reset completion */ + /* notify PF of VF reset completion */ msgbuf[0] = E1000_VF_RESET; mbx->ops.write_posted(hw, msgbuf, 1); @@ -153,7 +151,8 @@ static s32 e1000_reset_hw_vf(struct e1000_hw *hw) /* set our "perm_addr" based on info provided by PF */ ret_val = mbx->ops.read_posted(hw, msgbuf, 3); if (!ret_val) { - if (msgbuf[0] == (E1000_VF_RESET | E1000_VT_MSGTYPE_ACK)) + if (msgbuf[0] == (E1000_VF_RESET | + E1000_VT_MSGTYPE_ACK)) memcpy(hw->mac.perm_addr, addr, ETH_ALEN); else ret_val = -E1000_ERR_MAC_INIT; @@ -194,15 +193,14 @@ static u32 e1000_hash_mc_addr_vf(struct e1000_hw *hw, u8 *mc_addr) /* Register count multiplied by bits per register */ hash_mask = (hw->mac.mta_reg_count * 32) - 1; - /* - * The bit_shift is the number of left-shifts + /* The bit_shift is the number of left-shifts * where 0xFF would still fall within the hash mask. */ while (hash_mask >> bit_shift != 0xFF) bit_shift++; hash_value = hash_mask & (((mc_addr[4] >> (8 - bit_shift)) | - (((u16) mc_addr[5]) << bit_shift))); + (((u16)mc_addr[5]) << bit_shift))); return hash_value; } @@ -221,8 +219,8 @@ static u32 e1000_hash_mc_addr_vf(struct e1000_hw *hw, u8 *mc_addr) * unless there are workarounds that change this. **/ static void e1000_update_mc_addr_list_vf(struct e1000_hw *hw, - u8 *mc_addr_list, u32 mc_addr_count, - u32 rar_used_count, u32 rar_count) + u8 *mc_addr_list, u32 mc_addr_count, + u32 rar_used_count, u32 rar_count) { struct e1000_mbx_info *mbx = &hw->mbx; u32 msgbuf[E1000_VFMAILBOX_SIZE]; @@ -305,7 +303,7 @@ void e1000_rlpml_set_vf(struct e1000_hw *hw, u16 max_size) * @addr: pointer to the receive address * @index: receive address array register **/ -static void e1000_rar_set_vf(struct e1000_hw *hw, u8 * addr, u32 index) +static void e1000_rar_set_vf(struct e1000_hw *hw, u8 *addr, u32 index) { struct e1000_mbx_info *mbx = &hw->mbx; u32 msgbuf[3]; @@ -354,8 +352,7 @@ static s32 e1000_check_for_link_vf(struct e1000_hw *hw) s32 ret_val = E1000_SUCCESS; u32 in_msg = 0; - /* - * We only want to run this if there has been a rst asserted. + /* We only want to run this if there has been a rst asserted. * in this case that could mean a link change, device reset, * or a virtual function reset */ @@ -367,31 +364,33 @@ static s32 e1000_check_for_link_vf(struct e1000_hw *hw) if (!mac->get_link_status) goto out; - /* if link status is down no point in checking to see if pf is up */ + /* if link status is down no point in checking to see if PF is up */ if (!(er32(STATUS) & E1000_STATUS_LU)) goto out; /* if the read failed it could just be a mailbox collision, best wait - * until we are called again and don't report an error */ + * until we are called again and don't report an error + */ if (mbx->ops.read(hw, &in_msg, 1)) goto out; /* if incoming message isn't clear to send we are waiting on response */ if (!(in_msg & E1000_VT_MSGTYPE_CTS)) { - /* message is not CTS and is NACK we must have lost CTS status */ + /* msg is not CTS and is NACK we must have lost CTS status */ if (in_msg & E1000_VT_MSGTYPE_NACK) ret_val = -E1000_ERR_MAC_INIT; goto out; } - /* the pf is talking, if we timed out in the past we reinit */ + /* the PF is talking, if we timed out in the past we reinit */ if (!mbx->timeout) { ret_val = -E1000_ERR_MAC_INIT; goto out; } /* if we passed all the tests above then the link is up and we no - * longer need to check for link */ + * longer need to check for link + */ mac->get_link_status = false; out: diff --git a/drivers/net/ethernet/intel/igbvf/vf.h b/drivers/net/ethernet/intel/igbvf/vf.h index 57db3c68dfcd..0f1eca639f68 100644 --- a/drivers/net/ethernet/intel/igbvf/vf.h +++ b/drivers/net/ethernet/intel/igbvf/vf.h @@ -13,8 +13,7 @@ more details. You should have received a copy of the GNU General Public License along with - this program; if not, write to the Free Software Foundation, Inc., - 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + this program; if not, see <http://www.gnu.org/licenses/>. The full GNU General Public License is included in this distribution in the file called "COPYING". @@ -38,30 +37,29 @@ struct e1000_hw; -#define E1000_DEV_ID_82576_VF 0x10CA -#define E1000_DEV_ID_I350_VF 0x1520 -#define E1000_REVISION_0 0 -#define E1000_REVISION_1 1 -#define E1000_REVISION_2 2 -#define E1000_REVISION_3 3 -#define E1000_REVISION_4 4 +#define E1000_DEV_ID_82576_VF 0x10CA +#define E1000_DEV_ID_I350_VF 0x1520 +#define E1000_REVISION_0 0 +#define E1000_REVISION_1 1 +#define E1000_REVISION_2 2 +#define E1000_REVISION_3 3 +#define E1000_REVISION_4 4 -#define E1000_FUNC_0 0 -#define E1000_FUNC_1 1 +#define E1000_FUNC_0 0 +#define E1000_FUNC_1 1 -/* - * Receive Address Register Count +/* Receive Address Register Count * Number of high/low register pairs in the RAR. The RAR (Receive Address * Registers) holds the directed and multicast addresses that we monitor. * These entries are also used for MAC-based filtering. */ -#define E1000_RAR_ENTRIES_VF 1 +#define E1000_RAR_ENTRIES_VF 1 /* Receive Descriptor - Advanced */ union e1000_adv_rx_desc { struct { - u64 pkt_addr; /* Packet buffer address */ - u64 hdr_addr; /* Header buffer address */ + u64 pkt_addr; /* Packet buffer address */ + u64 hdr_addr; /* Header buffer address */ } read; struct { struct { @@ -69,53 +67,53 @@ union e1000_adv_rx_desc { u32 data; struct { u16 pkt_info; /* RSS/Packet type */ - u16 hdr_info; /* Split Header, - * hdr buffer length */ + /* Split Header, hdr buffer length */ + u16 hdr_info; } hs_rss; } lo_dword; union { - u32 rss; /* RSS Hash */ + u32 rss; /* RSS Hash */ struct { - u16 ip_id; /* IP id */ - u16 csum; /* Packet Checksum */ + u16 ip_id; /* IP id */ + u16 csum; /* Packet Checksum */ } csum_ip; } hi_dword; } lower; struct { - u32 status_error; /* ext status/error */ - u16 length; /* Packet length */ - u16 vlan; /* VLAN tag */ + u32 status_error; /* ext status/error */ + u16 length; /* Packet length */ + u16 vlan; /* VLAN tag */ } upper; } wb; /* writeback */ }; -#define E1000_RXDADV_HDRBUFLEN_MASK 0x7FE0 -#define E1000_RXDADV_HDRBUFLEN_SHIFT 5 +#define E1000_RXDADV_HDRBUFLEN_MASK 0x7FE0 +#define E1000_RXDADV_HDRBUFLEN_SHIFT 5 /* Transmit Descriptor - Advanced */ union e1000_adv_tx_desc { struct { - u64 buffer_addr; /* Address of descriptor's data buf */ + u64 buffer_addr; /* Address of descriptor's data buf */ u32 cmd_type_len; u32 olinfo_status; } read; struct { - u64 rsvd; /* Reserved */ + u64 rsvd; /* Reserved */ u32 nxtseq_seed; u32 status; } wb; }; /* Adv Transmit Descriptor Config Masks */ -#define E1000_ADVTXD_DTYP_CTXT 0x00200000 /* Advanced Context Descriptor */ -#define E1000_ADVTXD_DTYP_DATA 0x00300000 /* Advanced Data Descriptor */ -#define E1000_ADVTXD_DCMD_EOP 0x01000000 /* End of Packet */ -#define E1000_ADVTXD_DCMD_IFCS 0x02000000 /* Insert FCS (Ethernet CRC) */ -#define E1000_ADVTXD_DCMD_RS 0x08000000 /* Report Status */ -#define E1000_ADVTXD_DCMD_DEXT 0x20000000 /* Descriptor extension (1=Adv) */ -#define E1000_ADVTXD_DCMD_VLE 0x40000000 /* VLAN pkt enable */ -#define E1000_ADVTXD_DCMD_TSE 0x80000000 /* TCP Seg enable */ -#define E1000_ADVTXD_PAYLEN_SHIFT 14 /* Adv desc PAYLEN shift */ +#define E1000_ADVTXD_DTYP_CTXT 0x00200000 /* Advanced Context Descriptor */ +#define E1000_ADVTXD_DTYP_DATA 0x00300000 /* Advanced Data Descriptor */ +#define E1000_ADVTXD_DCMD_EOP 0x01000000 /* End of Packet */ +#define E1000_ADVTXD_DCMD_IFCS 0x02000000 /* Insert FCS (Ethernet CRC) */ +#define E1000_ADVTXD_DCMD_RS 0x08000000 /* Report Status */ +#define E1000_ADVTXD_DCMD_DEXT 0x20000000 /* Descriptor extension (1=Adv) */ +#define E1000_ADVTXD_DCMD_VLE 0x40000000 /* VLAN pkt enable */ +#define E1000_ADVTXD_DCMD_TSE 0x80000000 /* TCP Seg enable */ +#define E1000_ADVTXD_PAYLEN_SHIFT 14 /* Adv desc PAYLEN shift */ /* Context descriptors */ struct e1000_adv_tx_context_desc { @@ -125,11 +123,11 @@ struct e1000_adv_tx_context_desc { u32 mss_l4len_idx; }; -#define E1000_ADVTXD_MACLEN_SHIFT 9 /* Adv ctxt desc mac len shift */ -#define E1000_ADVTXD_TUCMD_IPV4 0x00000400 /* IP Packet Type: 1=IPv4 */ -#define E1000_ADVTXD_TUCMD_L4T_TCP 0x00000800 /* L4 Packet TYPE of TCP */ -#define E1000_ADVTXD_L4LEN_SHIFT 8 /* Adv ctxt L4LEN shift */ -#define E1000_ADVTXD_MSS_SHIFT 16 /* Adv ctxt MSS shift */ +#define E1000_ADVTXD_MACLEN_SHIFT 9 /* Adv ctxt desc mac len shift */ +#define E1000_ADVTXD_TUCMD_IPV4 0x00000400 /* IP Packet Type: 1=IPv4 */ +#define E1000_ADVTXD_TUCMD_L4T_TCP 0x00000800 /* L4 Packet TYPE of TCP */ +#define E1000_ADVTXD_L4LEN_SHIFT 8 /* Adv ctxt L4LEN shift */ +#define E1000_ADVTXD_MSS_SHIFT 16 /* Adv ctxt MSS shift */ enum e1000_mac_type { e1000_undefined = 0, @@ -262,5 +260,4 @@ struct e1000_hw { void e1000_rlpml_set_vf(struct e1000_hw *, u16); void e1000_init_function_pointers_vf(struct e1000_hw *hw); - #endif /* _E1000_VF_H_ */ diff --git a/drivers/net/ethernet/via/via-rhine.c b/drivers/net/ethernet/via/via-rhine.c index 17e276651601..8fb807ea1caa 100644 --- a/drivers/net/ethernet/via/via-rhine.c +++ b/drivers/net/ethernet/via/via-rhine.c @@ -70,12 +70,14 @@ static const int multicast_filter_limit = 32; /* Operational parameters that are set at compile time. */ /* Keep the ring sizes a power of two for compile efficiency. - The compiler will convert <unsigned>'%'<2^N> into a bit mask. - Making the Tx ring too large decreases the effectiveness of channel - bonding and packet priority. - There are no ill effects from too-large receive rings. */ -#define TX_RING_SIZE 16 -#define TX_QUEUE_LEN 10 /* Limit ring entries actually used. */ + * The compiler will convert <unsigned>'%'<2^N> into a bit mask. + * Making the Tx ring too large decreases the effectiveness of channel + * bonding and packet priority. + * With BQL support, we can increase TX ring safely. + * There are no ill effects from too-large receive rings. + */ +#define TX_RING_SIZE 64 +#define TX_QUEUE_LEN (TX_RING_SIZE - 6) /* Limit ring entries actually used. */ #define RX_RING_SIZE 64 /* Operational parameters that usually are not changed. */ @@ -1295,6 +1297,7 @@ static void alloc_tbufs(struct net_device* dev) } rp->tx_ring[i-1].next_desc = cpu_to_le32(rp->tx_ring_dma); + netdev_reset_queue(dev); } static void free_tbufs(struct net_device* dev) @@ -1795,6 +1798,7 @@ static netdev_tx_t rhine_start_tx(struct sk_buff *skb, else rp->tx_ring[entry].tx_status = 0; + netdev_sent_queue(dev, skb->len); /* lock eth irq */ wmb(); rp->tx_ring[entry].tx_status |= cpu_to_le32(DescOwn); @@ -1863,6 +1867,8 @@ static void rhine_tx(struct net_device *dev) struct rhine_private *rp = netdev_priv(dev); struct device *hwdev = dev->dev.parent; int txstatus = 0, entry = rp->dirty_tx % TX_RING_SIZE; + unsigned int pkts_compl = 0, bytes_compl = 0; + struct sk_buff *skb; /* find and cleanup dirty tx descriptors */ while (rp->dirty_tx != rp->cur_tx) { @@ -1871,6 +1877,7 @@ static void rhine_tx(struct net_device *dev) entry, txstatus); if (txstatus & DescOwn) break; + skb = rp->tx_skbuff[entry]; if (txstatus & 0x8000) { netif_dbg(rp, tx_done, dev, "Transmit error, Tx status %08x\n", txstatus); @@ -1899,7 +1906,7 @@ static void rhine_tx(struct net_device *dev) (txstatus >> 3) & 0xF, txstatus & 0xF); u64_stats_update_begin(&rp->tx_stats.syncp); - rp->tx_stats.bytes += rp->tx_skbuff[entry]->len; + rp->tx_stats.bytes += skb->len; rp->tx_stats.packets++; u64_stats_update_end(&rp->tx_stats.syncp); } @@ -1907,13 +1914,17 @@ static void rhine_tx(struct net_device *dev) if (rp->tx_skbuff_dma[entry]) { dma_unmap_single(hwdev, rp->tx_skbuff_dma[entry], - rp->tx_skbuff[entry]->len, + skb->len, DMA_TO_DEVICE); } - dev_consume_skb_any(rp->tx_skbuff[entry]); + bytes_compl += skb->len; + pkts_compl++; + dev_consume_skb_any(skb); rp->tx_skbuff[entry] = NULL; entry = (++rp->dirty_tx) % TX_RING_SIZE; } + + netdev_completed_queue(dev, pkts_compl, bytes_compl); if ((rp->cur_tx - rp->dirty_tx) < TX_QUEUE_LEN - 4) netif_wake_queue(dev); } diff --git a/drivers/net/wireless/ath/ath10k/Makefile b/drivers/net/wireless/ath/ath10k/Makefile index f4dbb3e93bf8..9729e6941635 100644 --- a/drivers/net/wireless/ath/ath10k/Makefile +++ b/drivers/net/wireless/ath/ath10k/Makefile @@ -10,13 +10,15 @@ ath10k_core-y += mac.o \ wmi.o \ wmi-tlv.o \ bmi.o \ - hw.o + hw.o \ + p2p.o ath10k_core-$(CONFIG_ATH10K_DEBUGFS) += spectral.o ath10k_core-$(CONFIG_NL80211_TESTMODE) += testmode.o ath10k_core-$(CONFIG_ATH10K_TRACING) += trace.o ath10k_core-$(CONFIG_THERMAL) += thermal.o ath10k_core-$(CONFIG_MAC80211_DEBUGFS) += debugfs_sta.o +ath10k_core-$(CONFIG_PM) += wow.o obj-$(CONFIG_ATH10K_PCI) += ath10k_pci.o ath10k_pci-y += pci.o \ diff --git a/drivers/net/wireless/ath/ath10k/ce.h b/drivers/net/wireless/ath/ath10k/ce.h index c18647b87f71..0eddb204d85b 100644 --- a/drivers/net/wireless/ath/ath10k/ce.h +++ b/drivers/net/wireless/ath/ath10k/ce.h @@ -39,7 +39,7 @@ struct ath10k_ce_pipe; #define CE_DESC_FLAGS_GATHER (1 << 0) #define CE_DESC_FLAGS_BYTE_SWAP (1 << 1) #define CE_DESC_FLAGS_META_DATA_MASK 0xFFFC -#define CE_DESC_FLAGS_META_DATA_LSB 3 +#define CE_DESC_FLAGS_META_DATA_LSB 2 struct ce_desc { __le32 addr; diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c index 310e12bc078a..1c74585d9256 100644 --- a/drivers/net/wireless/ath/ath10k/core.c +++ b/drivers/net/wireless/ath/ath10k/core.c @@ -436,16 +436,16 @@ static int ath10k_download_fw(struct ath10k *ar, enum ath10k_firmware_mode mode) static void ath10k_core_free_firmware_files(struct ath10k *ar) { - if (ar->board && !IS_ERR(ar->board)) + if (!IS_ERR(ar->board)) release_firmware(ar->board); - if (ar->otp && !IS_ERR(ar->otp)) + if (!IS_ERR(ar->otp)) release_firmware(ar->otp); - if (ar->firmware && !IS_ERR(ar->firmware)) + if (!IS_ERR(ar->firmware)) release_firmware(ar->firmware); - if (ar->cal_file && !IS_ERR(ar->cal_file)) + if (!IS_ERR(ar->cal_file)) release_firmware(ar->cal_file); ar->board = NULL; @@ -675,6 +675,17 @@ static int ath10k_core_fetch_firmware_api_n(struct ath10k *ar, const char *name) ath10k_dbg(ar, ATH10K_DBG_BOOT, "found fw ie wmi op version %d\n", ar->wmi.op_version); break; + case ATH10K_FW_IE_HTT_OP_VERSION: + if (ie_len != sizeof(u32)) + break; + + version = (__le32 *)data; + + ar->htt.op_version = le32_to_cpup(version); + + ath10k_dbg(ar, ATH10K_DBG_BOOT, "found fw ie htt op version %d\n", + ar->htt.op_version); + break; default: ath10k_warn(ar, "Unknown FW IE: %u\n", le32_to_cpu(hdr->id)); @@ -730,6 +741,13 @@ static int ath10k_core_fetch_firmware_files(struct ath10k *ar) /* calibration file is optional, don't check for any errors */ ath10k_fetch_cal_file(ar); + ar->fw_api = 5; + ath10k_dbg(ar, ATH10K_DBG_BOOT, "trying fw api %d\n", ar->fw_api); + + ret = ath10k_core_fetch_firmware_api_n(ar, ATH10K_FW_API5_FILE); + if (ret == 0) + goto success; + ar->fw_api = 4; ath10k_dbg(ar, ATH10K_DBG_BOOT, "trying fw api %d\n", ar->fw_api); @@ -972,6 +990,7 @@ static int ath10k_core_init_firmware_features(struct ath10k *ar) ar->max_num_stations = TARGET_TLV_NUM_STATIONS; ar->max_num_vdevs = TARGET_TLV_NUM_VDEVS; ar->htt.max_num_pending_tx = TARGET_TLV_NUM_MSDU_DESC; + ar->wow.max_num_patterns = TARGET_TLV_NUM_WOW_PATTERNS; break; case ATH10K_FW_WMI_OP_VERSION_UNSET: case ATH10K_FW_WMI_OP_VERSION_MAX: @@ -1386,6 +1405,7 @@ struct ath10k *ath10k_core_create(size_t priv_size, struct device *dev, init_completion(&ar->scan.completed); init_completion(&ar->scan.on_channel); init_completion(&ar->target_suspend); + init_completion(&ar->wow.wakeup_completed); init_completion(&ar->install_key_done); init_completion(&ar->vdev_setup_done); diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h index d60e46fe6d19..348efd88bccf 100644 --- a/drivers/net/wireless/ath/ath10k/core.h +++ b/drivers/net/wireless/ath/ath10k/core.h @@ -35,6 +35,7 @@ #include "../dfs_pattern_detector.h" #include "spectral.h" #include "thermal.h" +#include "wow.h" #define MS(_v, _f) (((_v) & _f##_MASK) >> _f##_LSB) #define SM(_v, _f) (((_v) << _f##_LSB) & _f##_MASK) @@ -43,6 +44,7 @@ #define ATH10K_SCAN_ID 0 #define WMI_READY_TIMEOUT (5 * HZ) #define ATH10K_FLUSH_TIMEOUT_HZ (5*HZ) +#define ATH10K_CONNECTION_LOSS_HZ (3*HZ) #define ATH10K_NUM_CHANS 38 /* Antenna noise floor */ @@ -50,8 +52,8 @@ #define ATH10K_MAX_NUM_MGMT_PENDING 128 -/* number of failed packets */ -#define ATH10K_KICKOUT_THRESHOLD 50 +/* number of failed packets (20 packets with 16 sw reties each) */ +#define ATH10K_KICKOUT_THRESHOLD (20 * 16) /* * Use insanely high numbers to make sure that the firmware implementation @@ -159,6 +161,25 @@ struct ath10k_fw_stats_peer { u32 peer_rx_rate; /* 10x only */ }; +struct ath10k_fw_stats_vdev { + struct list_head list; + + u32 vdev_id; + u32 beacon_snr; + u32 data_snr; + u32 num_tx_frames[4]; + u32 num_rx_frames; + u32 num_tx_frames_retries[4]; + u32 num_tx_frames_failures[4]; + u32 num_rts_fail; + u32 num_rts_success; + u32 num_rx_err; + u32 num_rx_discard; + u32 num_tx_not_acked; + u32 tx_rate_history[10]; + u32 beacon_rssi_history[10]; +}; + struct ath10k_fw_stats_pdev { struct list_head list; @@ -220,6 +241,7 @@ struct ath10k_fw_stats_pdev { struct ath10k_fw_stats { struct list_head pdevs; + struct list_head vdevs; struct list_head peers; }; @@ -288,6 +310,7 @@ struct ath10k_vif { bool is_started; bool is_up; bool spectral_enabled; + bool ps; u32 aid; u8 bssid[ETH_ALEN]; @@ -320,6 +343,8 @@ struct ath10k_vif { int num_legacy_stations; int txpower; struct wmi_wmm_params_all_arg wmm_params; + struct work_struct ap_csa_work; + struct delayed_work connection_loss_work; }; struct ath10k_vif_iter { @@ -413,6 +438,18 @@ enum ath10k_fw_features { */ ATH10K_FW_FEATURE_WMI_10_2 = 4, + /* Some firmware revisions lack proper multi-interface client powersave + * implementation. Enabling PS could result in connection drops, + * traffic stalls, etc. + */ + ATH10K_FW_FEATURE_MULTI_VIF_PS_SUPPORT = 5, + + /* Some firmware revisions have an incomplete WoWLAN implementation + * despite WMI service bit being advertised. This feature flag is used + * to distinguish whether WoWLAN is really supported or not. + */ + ATH10K_FW_FEATURE_WOWLAN_SUPPORT = 6, + /* keep last */ ATH10K_FW_FEATURE_COUNT, }; @@ -490,6 +527,8 @@ struct ath10k { u32 ht_cap_info; u32 vht_cap_info; u32 num_rf_chains; + /* protected by conf_mutex */ + bool ani_enabled; DECLARE_BITMAP(fw_features, ATH10K_FW_FEATURE_COUNT); @@ -659,6 +698,7 @@ struct ath10k { } stats; struct ath10k_thermal thermal; + struct ath10k_wow wow; /* must be last */ u8 drv_priv[0] __aligned(sizeof(void *)); diff --git a/drivers/net/wireless/ath/ath10k/debug.c b/drivers/net/wireless/ath/ath10k/debug.c index d2281e5c2ffe..51cf536fd014 100644 --- a/drivers/net/wireless/ath/ath10k/debug.c +++ b/drivers/net/wireless/ath/ath10k/debug.c @@ -243,6 +243,16 @@ static void ath10k_debug_fw_stats_pdevs_free(struct list_head *head) } } +static void ath10k_debug_fw_stats_vdevs_free(struct list_head *head) +{ + struct ath10k_fw_stats_vdev *i, *tmp; + + list_for_each_entry_safe(i, tmp, head, list) { + list_del(&i->list); + kfree(i); + } +} + static void ath10k_debug_fw_stats_peers_free(struct list_head *head) { struct ath10k_fw_stats_peer *i, *tmp; @@ -258,6 +268,7 @@ static void ath10k_debug_fw_stats_reset(struct ath10k *ar) spin_lock_bh(&ar->data_lock); ar->debug.fw_stats_done = false; ath10k_debug_fw_stats_pdevs_free(&ar->debug.fw_stats.pdevs); + ath10k_debug_fw_stats_vdevs_free(&ar->debug.fw_stats.vdevs); ath10k_debug_fw_stats_peers_free(&ar->debug.fw_stats.peers); spin_unlock_bh(&ar->data_lock); } @@ -273,14 +284,27 @@ static size_t ath10k_debug_fw_stats_num_peers(struct list_head *head) return num; } +static size_t ath10k_debug_fw_stats_num_vdevs(struct list_head *head) +{ + struct ath10k_fw_stats_vdev *i; + size_t num = 0; + + list_for_each_entry(i, head, list) + ++num; + + return num; +} + void ath10k_debug_fw_stats_process(struct ath10k *ar, struct sk_buff *skb) { struct ath10k_fw_stats stats = {}; bool is_start, is_started, is_end; size_t num_peers; + size_t num_vdevs; int ret; INIT_LIST_HEAD(&stats.pdevs); + INIT_LIST_HEAD(&stats.vdevs); INIT_LIST_HEAD(&stats.peers); spin_lock_bh(&ar->data_lock); @@ -308,6 +332,7 @@ void ath10k_debug_fw_stats_process(struct ath10k *ar, struct sk_buff *skb) } num_peers = ath10k_debug_fw_stats_num_peers(&ar->debug.fw_stats.peers); + num_vdevs = ath10k_debug_fw_stats_num_vdevs(&ar->debug.fw_stats.vdevs); is_start = (list_empty(&ar->debug.fw_stats.pdevs) && !list_empty(&stats.pdevs)); is_end = (!list_empty(&ar->debug.fw_stats.pdevs) && @@ -330,7 +355,13 @@ void ath10k_debug_fw_stats_process(struct ath10k *ar, struct sk_buff *skb) goto free; } + if (num_vdevs >= BITS_PER_LONG) { + ath10k_warn(ar, "dropping fw vdev stats\n"); + goto free; + } + list_splice_tail_init(&stats.peers, &ar->debug.fw_stats.peers); + list_splice_tail_init(&stats.vdevs, &ar->debug.fw_stats.vdevs); } complete(&ar->debug.fw_stats_complete); @@ -340,6 +371,7 @@ free: * resources if that is not the case. */ ath10k_debug_fw_stats_pdevs_free(&stats.pdevs); + ath10k_debug_fw_stats_vdevs_free(&stats.vdevs); ath10k_debug_fw_stats_peers_free(&stats.peers); unlock: @@ -363,7 +395,10 @@ static int ath10k_debug_fw_stats_request(struct ath10k *ar) reinit_completion(&ar->debug.fw_stats_complete); - ret = ath10k_wmi_request_stats(ar, WMI_REQUEST_PEER_STAT); + ret = ath10k_wmi_request_stats(ar, + WMI_STAT_PDEV | + WMI_STAT_VDEV | + WMI_STAT_PEER); if (ret) { ath10k_warn(ar, "could not request stats (%d)\n", ret); return ret; @@ -395,8 +430,11 @@ static void ath10k_fw_stats_fill(struct ath10k *ar, unsigned int len = 0; unsigned int buf_len = ATH10K_FW_STATS_BUF_SIZE; const struct ath10k_fw_stats_pdev *pdev; + const struct ath10k_fw_stats_vdev *vdev; const struct ath10k_fw_stats_peer *peer; size_t num_peers; + size_t num_vdevs; + int i; spin_lock_bh(&ar->data_lock); @@ -408,6 +446,7 @@ static void ath10k_fw_stats_fill(struct ath10k *ar, } num_peers = ath10k_debug_fw_stats_num_peers(&fw_stats->peers); + num_vdevs = ath10k_debug_fw_stats_num_vdevs(&fw_stats->vdevs); len += scnprintf(buf + len, buf_len - len, "\n"); len += scnprintf(buf + len, buf_len - len, "%30s\n", @@ -531,6 +570,65 @@ static void ath10k_fw_stats_fill(struct ath10k *ar, len += scnprintf(buf + len, buf_len - len, "\n"); len += scnprintf(buf + len, buf_len - len, "%30s (%zu)\n", + "ath10k VDEV stats", num_vdevs); + len += scnprintf(buf + len, buf_len - len, "%30s\n\n", + "================="); + + list_for_each_entry(vdev, &fw_stats->vdevs, list) { + len += scnprintf(buf + len, buf_len - len, "%30s %u\n", + "vdev id", vdev->vdev_id); + len += scnprintf(buf + len, buf_len - len, "%30s %u\n", + "beacon snr", vdev->beacon_snr); + len += scnprintf(buf + len, buf_len - len, "%30s %u\n", + "data snr", vdev->data_snr); + len += scnprintf(buf + len, buf_len - len, "%30s %u\n", + "num rx frames", vdev->num_rx_frames); + len += scnprintf(buf + len, buf_len - len, "%30s %u\n", + "num rts fail", vdev->num_rts_fail); + len += scnprintf(buf + len, buf_len - len, "%30s %u\n", + "num rts success", vdev->num_rts_success); + len += scnprintf(buf + len, buf_len - len, "%30s %u\n", + "num rx err", vdev->num_rx_err); + len += scnprintf(buf + len, buf_len - len, "%30s %u\n", + "num rx discard", vdev->num_rx_discard); + len += scnprintf(buf + len, buf_len - len, "%30s %u\n", + "num tx not acked", vdev->num_tx_not_acked); + + for (i = 0 ; i < ARRAY_SIZE(vdev->num_tx_frames); i++) + len += scnprintf(buf + len, buf_len - len, + "%25s [%02d] %u\n", + "num tx frames", i, + vdev->num_tx_frames[i]); + + for (i = 0 ; i < ARRAY_SIZE(vdev->num_tx_frames_retries); i++) + len += scnprintf(buf + len, buf_len - len, + "%25s [%02d] %u\n", + "num tx frames retries", i, + vdev->num_tx_frames_retries[i]); + + for (i = 0 ; i < ARRAY_SIZE(vdev->num_tx_frames_failures); i++) + len += scnprintf(buf + len, buf_len - len, + "%25s [%02d] %u\n", + "num tx frames failures", i, + vdev->num_tx_frames_failures[i]); + + for (i = 0 ; i < ARRAY_SIZE(vdev->tx_rate_history); i++) + len += scnprintf(buf + len, buf_len - len, + "%25s [%02d] 0x%08x\n", + "tx rate history", i, + vdev->tx_rate_history[i]); + + for (i = 0 ; i < ARRAY_SIZE(vdev->beacon_rssi_history); i++) + len += scnprintf(buf + len, buf_len - len, + "%25s [%02d] %u\n", + "beacon rssi history", i, + vdev->beacon_rssi_history[i]); + + len += scnprintf(buf + len, buf_len - len, "\n"); + } + + len += scnprintf(buf + len, buf_len - len, "\n"); + len += scnprintf(buf + len, buf_len - len, "%30s (%zu)\n", "ath10k PEER stats", num_peers); len += scnprintf(buf + len, buf_len - len, "%30s\n\n", "================="); @@ -1610,6 +1708,61 @@ static int ath10k_debug_cal_data_release(struct inode *inode, return 0; } +static ssize_t ath10k_write_ani_enable(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath10k *ar = file->private_data; + int ret; + u8 enable; + + if (kstrtou8_from_user(user_buf, count, 0, &enable)) + return -EINVAL; + + mutex_lock(&ar->conf_mutex); + + if (ar->ani_enabled == enable) { + ret = count; + goto exit; + } + + ret = ath10k_wmi_pdev_set_param(ar, ar->wmi.pdev_param->ani_enable, + enable); + if (ret) { + ath10k_warn(ar, "ani_enable failed from debugfs: %d\n", ret); + goto exit; + } + ar->ani_enabled = enable; + + ret = count; + +exit: + mutex_unlock(&ar->conf_mutex); + + return ret; +} + +static ssize_t ath10k_read_ani_enable(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath10k *ar = file->private_data; + int len = 0; + char buf[32]; + + len = scnprintf(buf, sizeof(buf) - len, "%d\n", + ar->ani_enabled); + + return simple_read_from_buffer(user_buf, count, ppos, buf, len); +} + +static const struct file_operations fops_ani_enable = { + .read = ath10k_read_ani_enable, + .write = ath10k_write_ani_enable, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + static const struct file_operations fops_cal_data = { .open = ath10k_debug_cal_data_open, .read = ath10k_debug_cal_data_read, @@ -1893,6 +2046,50 @@ static const struct file_operations fops_pktlog_filter = { .open = simple_open }; +static ssize_t ath10k_write_quiet_period(struct file *file, + const char __user *ubuf, + size_t count, loff_t *ppos) +{ + struct ath10k *ar = file->private_data; + u32 period; + + if (kstrtouint_from_user(ubuf, count, 0, &period)) + return -EINVAL; + + if (period < ATH10K_QUIET_PERIOD_MIN) { + ath10k_warn(ar, "Quiet period %u can not be lesser than 25ms\n", + period); + return -EINVAL; + } + mutex_lock(&ar->conf_mutex); + ar->thermal.quiet_period = period; + ath10k_thermal_set_throttling(ar); + mutex_unlock(&ar->conf_mutex); + + return count; +} + +static ssize_t ath10k_read_quiet_period(struct file *file, char __user *ubuf, + size_t count, loff_t *ppos) +{ + char buf[32]; + struct ath10k *ar = file->private_data; + int len = 0; + + mutex_lock(&ar->conf_mutex); + len = scnprintf(buf, sizeof(buf) - len, "%d\n", + ar->thermal.quiet_period); + mutex_unlock(&ar->conf_mutex); + + return simple_read_from_buffer(ubuf, count, ppos, buf, len); +} + +static const struct file_operations fops_quiet_period = { + .read = ath10k_read_quiet_period, + .write = ath10k_write_quiet_period, + .open = simple_open +}; + int ath10k_debug_create(struct ath10k *ar) { ar->debug.fw_crash_data = vzalloc(sizeof(*ar->debug.fw_crash_data)); @@ -1900,6 +2097,7 @@ int ath10k_debug_create(struct ath10k *ar) return -ENOMEM; INIT_LIST_HEAD(&ar->debug.fw_stats.pdevs); + INIT_LIST_HEAD(&ar->debug.fw_stats.vdevs); INIT_LIST_HEAD(&ar->debug.fw_stats.peers); return 0; @@ -1969,6 +2167,9 @@ int ath10k_debug_register(struct ath10k *ar) debugfs_create_file("cal_data", S_IRUSR, ar->debug.debugfs_phy, ar, &fops_cal_data); + debugfs_create_file("ani_enable", S_IRUSR | S_IWUSR, + ar->debug.debugfs_phy, ar, &fops_ani_enable); + debugfs_create_file("nf_cal_period", S_IRUSR | S_IWUSR, ar->debug.debugfs_phy, ar, &fops_nf_cal_period); @@ -1989,6 +2190,9 @@ int ath10k_debug_register(struct ath10k *ar) debugfs_create_file("pktlog_filter", S_IRUGO | S_IWUSR, ar->debug.debugfs_phy, ar, &fops_pktlog_filter); + debugfs_create_file("quiet_period", S_IRUGO | S_IWUSR, + ar->debug.debugfs_phy, ar, &fops_quiet_period); + return 0; } diff --git a/drivers/net/wireless/ath/ath10k/htc.c b/drivers/net/wireless/ath/ath10k/htc.c index 2fd9e180272b..d33d5c4397f6 100644 --- a/drivers/net/wireless/ath/ath10k/htc.c +++ b/drivers/net/wireless/ath/ath10k/htc.c @@ -414,7 +414,8 @@ static int ath10k_htc_rx_completion_handler(struct ath10k *ar, struct ath10k_htc_msg *msg = (struct ath10k_htc_msg *)skb->data; switch (__le16_to_cpu(msg->hdr.message_id)) { - default: + case ATH10K_HTC_MSG_READY_ID: + case ATH10K_HTC_MSG_CONNECT_SERVICE_RESP_ID: /* handle HTC control message */ if (completion_done(&htc->ctl_resp)) { /* @@ -438,6 +439,10 @@ static int ath10k_htc_rx_completion_handler(struct ath10k *ar, break; case ATH10K_HTC_MSG_SEND_SUSPEND_COMPLETE: htc->htc_ops.target_send_suspend_complete(ar); + break; + default: + ath10k_warn(ar, "ignoring unsolicited htc ep0 event\n"); + break; } goto out; } diff --git a/drivers/net/wireless/ath/ath10k/htt.c b/drivers/net/wireless/ath/ath10k/htt.c index 4f59ab923e48..f782d76c3886 100644 --- a/drivers/net/wireless/ath/ath10k/htt.c +++ b/drivers/net/wireless/ath/ath10k/htt.c @@ -22,6 +22,86 @@ #include "core.h" #include "debug.h" +static const enum htt_t2h_msg_type htt_main_t2h_msg_types[] = { + [HTT_MAIN_T2H_MSG_TYPE_VERSION_CONF] = HTT_T2H_MSG_TYPE_VERSION_CONF, + [HTT_MAIN_T2H_MSG_TYPE_RX_IND] = HTT_T2H_MSG_TYPE_RX_IND, + [HTT_MAIN_T2H_MSG_TYPE_RX_FLUSH] = HTT_T2H_MSG_TYPE_RX_FLUSH, + [HTT_MAIN_T2H_MSG_TYPE_PEER_MAP] = HTT_T2H_MSG_TYPE_PEER_MAP, + [HTT_MAIN_T2H_MSG_TYPE_PEER_UNMAP] = HTT_T2H_MSG_TYPE_PEER_UNMAP, + [HTT_MAIN_T2H_MSG_TYPE_RX_ADDBA] = HTT_T2H_MSG_TYPE_RX_ADDBA, + [HTT_MAIN_T2H_MSG_TYPE_RX_DELBA] = HTT_T2H_MSG_TYPE_RX_DELBA, + [HTT_MAIN_T2H_MSG_TYPE_TX_COMPL_IND] = HTT_T2H_MSG_TYPE_TX_COMPL_IND, + [HTT_MAIN_T2H_MSG_TYPE_PKTLOG] = HTT_T2H_MSG_TYPE_PKTLOG, + [HTT_MAIN_T2H_MSG_TYPE_STATS_CONF] = HTT_T2H_MSG_TYPE_STATS_CONF, + [HTT_MAIN_T2H_MSG_TYPE_RX_FRAG_IND] = HTT_T2H_MSG_TYPE_RX_FRAG_IND, + [HTT_MAIN_T2H_MSG_TYPE_SEC_IND] = HTT_T2H_MSG_TYPE_SEC_IND, + [HTT_MAIN_T2H_MSG_TYPE_TX_INSPECT_IND] = + HTT_T2H_MSG_TYPE_TX_INSPECT_IND, + [HTT_MAIN_T2H_MSG_TYPE_MGMT_TX_COMPL_IND] = + HTT_T2H_MSG_TYPE_MGMT_TX_COMPLETION, + [HTT_MAIN_T2H_MSG_TYPE_TX_CREDIT_UPDATE_IND] = + HTT_T2H_MSG_TYPE_TX_CREDIT_UPDATE_IND, + [HTT_MAIN_T2H_MSG_TYPE_RX_PN_IND] = HTT_T2H_MSG_TYPE_RX_PN_IND, + [HTT_MAIN_T2H_MSG_TYPE_RX_OFFLOAD_DELIVER_IND] = + HTT_T2H_MSG_TYPE_RX_OFFLOAD_DELIVER_IND, + [HTT_MAIN_T2H_MSG_TYPE_TEST] = HTT_T2H_MSG_TYPE_TEST, +}; + +static const enum htt_t2h_msg_type htt_10x_t2h_msg_types[] = { + [HTT_10X_T2H_MSG_TYPE_VERSION_CONF] = HTT_T2H_MSG_TYPE_VERSION_CONF, + [HTT_10X_T2H_MSG_TYPE_RX_IND] = HTT_T2H_MSG_TYPE_RX_IND, + [HTT_10X_T2H_MSG_TYPE_RX_FLUSH] = HTT_T2H_MSG_TYPE_RX_FLUSH, + [HTT_10X_T2H_MSG_TYPE_PEER_MAP] = HTT_T2H_MSG_TYPE_PEER_MAP, + [HTT_10X_T2H_MSG_TYPE_PEER_UNMAP] = HTT_T2H_MSG_TYPE_PEER_UNMAP, + [HTT_10X_T2H_MSG_TYPE_RX_ADDBA] = HTT_T2H_MSG_TYPE_RX_ADDBA, + [HTT_10X_T2H_MSG_TYPE_RX_DELBA] = HTT_T2H_MSG_TYPE_RX_DELBA, + [HTT_10X_T2H_MSG_TYPE_TX_COMPL_IND] = HTT_T2H_MSG_TYPE_TX_COMPL_IND, + [HTT_10X_T2H_MSG_TYPE_PKTLOG] = HTT_T2H_MSG_TYPE_PKTLOG, + [HTT_10X_T2H_MSG_TYPE_STATS_CONF] = HTT_T2H_MSG_TYPE_STATS_CONF, + [HTT_10X_T2H_MSG_TYPE_RX_FRAG_IND] = HTT_T2H_MSG_TYPE_RX_FRAG_IND, + [HTT_10X_T2H_MSG_TYPE_SEC_IND] = HTT_T2H_MSG_TYPE_SEC_IND, + [HTT_10X_T2H_MSG_TYPE_RC_UPDATE_IND] = HTT_T2H_MSG_TYPE_RC_UPDATE_IND, + [HTT_10X_T2H_MSG_TYPE_TX_INSPECT_IND] = HTT_T2H_MSG_TYPE_TX_INSPECT_IND, + [HTT_10X_T2H_MSG_TYPE_TEST] = HTT_T2H_MSG_TYPE_TEST, + [HTT_10X_T2H_MSG_TYPE_CHAN_CHANGE] = HTT_T2H_MSG_TYPE_CHAN_CHANGE, + [HTT_10X_T2H_MSG_TYPE_AGGR_CONF] = HTT_T2H_MSG_TYPE_AGGR_CONF, + [HTT_10X_T2H_MSG_TYPE_STATS_NOUPLOAD] = HTT_T2H_MSG_TYPE_STATS_NOUPLOAD, + [HTT_10X_T2H_MSG_TYPE_MGMT_TX_COMPL_IND] = + HTT_T2H_MSG_TYPE_MGMT_TX_COMPLETION, +}; + +static const enum htt_t2h_msg_type htt_tlv_t2h_msg_types[] = { + [HTT_TLV_T2H_MSG_TYPE_VERSION_CONF] = HTT_T2H_MSG_TYPE_VERSION_CONF, + [HTT_TLV_T2H_MSG_TYPE_RX_IND] = HTT_T2H_MSG_TYPE_RX_IND, + [HTT_TLV_T2H_MSG_TYPE_RX_FLUSH] = HTT_T2H_MSG_TYPE_RX_FLUSH, + [HTT_TLV_T2H_MSG_TYPE_PEER_MAP] = HTT_T2H_MSG_TYPE_PEER_MAP, + [HTT_TLV_T2H_MSG_TYPE_PEER_UNMAP] = HTT_T2H_MSG_TYPE_PEER_UNMAP, + [HTT_TLV_T2H_MSG_TYPE_RX_ADDBA] = HTT_T2H_MSG_TYPE_RX_ADDBA, + [HTT_TLV_T2H_MSG_TYPE_RX_DELBA] = HTT_T2H_MSG_TYPE_RX_DELBA, + [HTT_TLV_T2H_MSG_TYPE_TX_COMPL_IND] = HTT_T2H_MSG_TYPE_TX_COMPL_IND, + [HTT_TLV_T2H_MSG_TYPE_PKTLOG] = HTT_T2H_MSG_TYPE_PKTLOG, + [HTT_TLV_T2H_MSG_TYPE_STATS_CONF] = HTT_T2H_MSG_TYPE_STATS_CONF, + [HTT_TLV_T2H_MSG_TYPE_RX_FRAG_IND] = HTT_T2H_MSG_TYPE_RX_FRAG_IND, + [HTT_TLV_T2H_MSG_TYPE_SEC_IND] = HTT_T2H_MSG_TYPE_SEC_IND, + [HTT_TLV_T2H_MSG_TYPE_RC_UPDATE_IND] = HTT_T2H_MSG_TYPE_RC_UPDATE_IND, + [HTT_TLV_T2H_MSG_TYPE_TX_INSPECT_IND] = HTT_T2H_MSG_TYPE_TX_INSPECT_IND, + [HTT_TLV_T2H_MSG_TYPE_MGMT_TX_COMPL_IND] = + HTT_T2H_MSG_TYPE_MGMT_TX_COMPLETION, + [HTT_TLV_T2H_MSG_TYPE_TX_CREDIT_UPDATE_IND] = + HTT_T2H_MSG_TYPE_TX_CREDIT_UPDATE_IND, + [HTT_TLV_T2H_MSG_TYPE_RX_PN_IND] = HTT_T2H_MSG_TYPE_RX_PN_IND, + [HTT_TLV_T2H_MSG_TYPE_RX_OFFLOAD_DELIVER_IND] = + HTT_T2H_MSG_TYPE_RX_OFFLOAD_DELIVER_IND, + [HTT_TLV_T2H_MSG_TYPE_RX_IN_ORD_PADDR_IND] = + HTT_T2H_MSG_TYPE_RX_IN_ORD_PADDR_IND, + [HTT_TLV_T2H_MSG_TYPE_WDI_IPA_OP_RESPONSE] = + HTT_T2H_MSG_TYPE_WDI_IPA_OP_RESPONSE, + [HTT_TLV_T2H_MSG_TYPE_CHAN_CHANGE] = HTT_T2H_MSG_TYPE_CHAN_CHANGE, + [HTT_TLV_T2H_MSG_TYPE_RX_OFLD_PKT_ERR] = + HTT_T2H_MSG_TYPE_RX_OFLD_PKT_ERR, + [HTT_TLV_T2H_MSG_TYPE_TEST] = HTT_T2H_MSG_TYPE_TEST, +}; + int ath10k_htt_connect(struct ath10k_htt *htt) { struct ath10k_htc_svc_conn_req conn_req; @@ -66,6 +146,24 @@ int ath10k_htt_init(struct ath10k *ar) 8 + /* llc snap */ 2; /* ip4 dscp or ip6 priority */ + switch (ar->htt.op_version) { + case ATH10K_FW_HTT_OP_VERSION_10_1: + ar->htt.t2h_msg_types = htt_10x_t2h_msg_types; + ar->htt.t2h_msg_types_max = HTT_10X_T2H_NUM_MSGS; + break; + case ATH10K_FW_HTT_OP_VERSION_TLV: + ar->htt.t2h_msg_types = htt_tlv_t2h_msg_types; + ar->htt.t2h_msg_types_max = HTT_TLV_T2H_NUM_MSGS; + break; + case ATH10K_FW_HTT_OP_VERSION_MAIN: + case ATH10K_FW_HTT_OP_VERSION_UNSET: + ar->htt.t2h_msg_types = htt_main_t2h_msg_types; + ar->htt.t2h_msg_types_max = HTT_MAIN_T2H_NUM_MSGS; + break; + case ATH10K_FW_HTT_OP_VERSION_MAX: + WARN_ON(1); + return -EINVAL; + } return 0; } diff --git a/drivers/net/wireless/ath/ath10k/htt.h b/drivers/net/wireless/ath/ath10k/htt.h index 874bf44ff7a2..95df742fc827 100644 --- a/drivers/net/wireless/ath/ath10k/htt.h +++ b/drivers/net/wireless/ath/ath10k/htt.h @@ -26,6 +26,7 @@ #include "htc.h" #include "rx_desc.h" +#include "hw.h" enum htt_dbg_stats_type { HTT_DBG_STATS_WAL_PDEV_TXRX = 1 << 0, @@ -271,35 +272,108 @@ enum htt_mgmt_tx_status { /*=== target -> host messages ===============================================*/ -enum htt_t2h_msg_type { - HTT_T2H_MSG_TYPE_VERSION_CONF = 0x0, - HTT_T2H_MSG_TYPE_RX_IND = 0x1, - HTT_T2H_MSG_TYPE_RX_FLUSH = 0x2, - HTT_T2H_MSG_TYPE_PEER_MAP = 0x3, - HTT_T2H_MSG_TYPE_PEER_UNMAP = 0x4, - HTT_T2H_MSG_TYPE_RX_ADDBA = 0x5, - HTT_T2H_MSG_TYPE_RX_DELBA = 0x6, - HTT_T2H_MSG_TYPE_TX_COMPL_IND = 0x7, - HTT_T2H_MSG_TYPE_PKTLOG = 0x8, - HTT_T2H_MSG_TYPE_STATS_CONF = 0x9, - HTT_T2H_MSG_TYPE_RX_FRAG_IND = 0xa, - HTT_T2H_MSG_TYPE_SEC_IND = 0xb, - HTT_T2H_MSG_TYPE_RC_UPDATE_IND = 0xc, - HTT_T2H_MSG_TYPE_TX_INSPECT_IND = 0xd, - HTT_T2H_MSG_TYPE_MGMT_TX_COMPLETION = 0xe, - HTT_T2H_MSG_TYPE_TX_CREDIT_UPDATE_IND = 0xf, - HTT_T2H_MSG_TYPE_RX_PN_IND = 0x10, - HTT_T2H_MSG_TYPE_RX_OFFLOAD_DELIVER_IND = 0x11, - HTT_T2H_MSG_TYPE_RX_IN_ORD_PADDR_IND = 0x12, +enum htt_main_t2h_msg_type { + HTT_MAIN_T2H_MSG_TYPE_VERSION_CONF = 0x0, + HTT_MAIN_T2H_MSG_TYPE_RX_IND = 0x1, + HTT_MAIN_T2H_MSG_TYPE_RX_FLUSH = 0x2, + HTT_MAIN_T2H_MSG_TYPE_PEER_MAP = 0x3, + HTT_MAIN_T2H_MSG_TYPE_PEER_UNMAP = 0x4, + HTT_MAIN_T2H_MSG_TYPE_RX_ADDBA = 0x5, + HTT_MAIN_T2H_MSG_TYPE_RX_DELBA = 0x6, + HTT_MAIN_T2H_MSG_TYPE_TX_COMPL_IND = 0x7, + HTT_MAIN_T2H_MSG_TYPE_PKTLOG = 0x8, + HTT_MAIN_T2H_MSG_TYPE_STATS_CONF = 0x9, + HTT_MAIN_T2H_MSG_TYPE_RX_FRAG_IND = 0xa, + HTT_MAIN_T2H_MSG_TYPE_SEC_IND = 0xb, + HTT_MAIN_T2H_MSG_TYPE_TX_INSPECT_IND = 0xd, + HTT_MAIN_T2H_MSG_TYPE_MGMT_TX_COMPL_IND = 0xe, + HTT_MAIN_T2H_MSG_TYPE_TX_CREDIT_UPDATE_IND = 0xf, + HTT_MAIN_T2H_MSG_TYPE_RX_PN_IND = 0x10, + HTT_MAIN_T2H_MSG_TYPE_RX_OFFLOAD_DELIVER_IND = 0x11, + HTT_MAIN_T2H_MSG_TYPE_TEST, + /* keep this last */ + HTT_MAIN_T2H_NUM_MSGS +}; + +enum htt_10x_t2h_msg_type { + HTT_10X_T2H_MSG_TYPE_VERSION_CONF = 0x0, + HTT_10X_T2H_MSG_TYPE_RX_IND = 0x1, + HTT_10X_T2H_MSG_TYPE_RX_FLUSH = 0x2, + HTT_10X_T2H_MSG_TYPE_PEER_MAP = 0x3, + HTT_10X_T2H_MSG_TYPE_PEER_UNMAP = 0x4, + HTT_10X_T2H_MSG_TYPE_RX_ADDBA = 0x5, + HTT_10X_T2H_MSG_TYPE_RX_DELBA = 0x6, + HTT_10X_T2H_MSG_TYPE_TX_COMPL_IND = 0x7, + HTT_10X_T2H_MSG_TYPE_PKTLOG = 0x8, + HTT_10X_T2H_MSG_TYPE_STATS_CONF = 0x9, + HTT_10X_T2H_MSG_TYPE_RX_FRAG_IND = 0xa, + HTT_10X_T2H_MSG_TYPE_SEC_IND = 0xb, + HTT_10X_T2H_MSG_TYPE_RC_UPDATE_IND = 0xc, + HTT_10X_T2H_MSG_TYPE_TX_INSPECT_IND = 0xd, + HTT_10X_T2H_MSG_TYPE_TEST = 0xe, + HTT_10X_T2H_MSG_TYPE_CHAN_CHANGE = 0xf, + HTT_10X_T2H_MSG_TYPE_AGGR_CONF = 0x11, + HTT_10X_T2H_MSG_TYPE_STATS_NOUPLOAD = 0x12, + HTT_10X_T2H_MSG_TYPE_MGMT_TX_COMPL_IND = 0x13, + /* keep this last */ + HTT_10X_T2H_NUM_MSGS +}; + +enum htt_tlv_t2h_msg_type { + HTT_TLV_T2H_MSG_TYPE_VERSION_CONF = 0x0, + HTT_TLV_T2H_MSG_TYPE_RX_IND = 0x1, + HTT_TLV_T2H_MSG_TYPE_RX_FLUSH = 0x2, + HTT_TLV_T2H_MSG_TYPE_PEER_MAP = 0x3, + HTT_TLV_T2H_MSG_TYPE_PEER_UNMAP = 0x4, + HTT_TLV_T2H_MSG_TYPE_RX_ADDBA = 0x5, + HTT_TLV_T2H_MSG_TYPE_RX_DELBA = 0x6, + HTT_TLV_T2H_MSG_TYPE_TX_COMPL_IND = 0x7, + HTT_TLV_T2H_MSG_TYPE_PKTLOG = 0x8, + HTT_TLV_T2H_MSG_TYPE_STATS_CONF = 0x9, + HTT_TLV_T2H_MSG_TYPE_RX_FRAG_IND = 0xa, + HTT_TLV_T2H_MSG_TYPE_SEC_IND = 0xb, + HTT_TLV_T2H_MSG_TYPE_RC_UPDATE_IND = 0xc, /* deprecated */ + HTT_TLV_T2H_MSG_TYPE_TX_INSPECT_IND = 0xd, + HTT_TLV_T2H_MSG_TYPE_MGMT_TX_COMPL_IND = 0xe, + HTT_TLV_T2H_MSG_TYPE_TX_CREDIT_UPDATE_IND = 0xf, + HTT_TLV_T2H_MSG_TYPE_RX_PN_IND = 0x10, + HTT_TLV_T2H_MSG_TYPE_RX_OFFLOAD_DELIVER_IND = 0x11, + HTT_TLV_T2H_MSG_TYPE_RX_IN_ORD_PADDR_IND = 0x12, /* 0x13 reservd */ - HTT_T2H_MSG_TYPE_WDI_IPA_OP_RESPONSE = 0x14, + HTT_TLV_T2H_MSG_TYPE_WDI_IPA_OP_RESPONSE = 0x14, + HTT_TLV_T2H_MSG_TYPE_CHAN_CHANGE = 0x15, + HTT_TLV_T2H_MSG_TYPE_RX_OFLD_PKT_ERR = 0x16, + HTT_TLV_T2H_MSG_TYPE_TEST, + /* keep this last */ + HTT_TLV_T2H_NUM_MSGS +}; - /* FIXME: Do not depend on this event id. Numbering of this event id is - * broken across different firmware revisions and HTT version fails to - * indicate this. - */ +enum htt_t2h_msg_type { + HTT_T2H_MSG_TYPE_VERSION_CONF, + HTT_T2H_MSG_TYPE_RX_IND, + HTT_T2H_MSG_TYPE_RX_FLUSH, + HTT_T2H_MSG_TYPE_PEER_MAP, + HTT_T2H_MSG_TYPE_PEER_UNMAP, + HTT_T2H_MSG_TYPE_RX_ADDBA, + HTT_T2H_MSG_TYPE_RX_DELBA, + HTT_T2H_MSG_TYPE_TX_COMPL_IND, + HTT_T2H_MSG_TYPE_PKTLOG, + HTT_T2H_MSG_TYPE_STATS_CONF, + HTT_T2H_MSG_TYPE_RX_FRAG_IND, + HTT_T2H_MSG_TYPE_SEC_IND, + HTT_T2H_MSG_TYPE_RC_UPDATE_IND, + HTT_T2H_MSG_TYPE_TX_INSPECT_IND, + HTT_T2H_MSG_TYPE_MGMT_TX_COMPLETION, + HTT_T2H_MSG_TYPE_TX_CREDIT_UPDATE_IND, + HTT_T2H_MSG_TYPE_RX_PN_IND, + HTT_T2H_MSG_TYPE_RX_OFFLOAD_DELIVER_IND, + HTT_T2H_MSG_TYPE_RX_IN_ORD_PADDR_IND, + HTT_T2H_MSG_TYPE_WDI_IPA_OP_RESPONSE, + HTT_T2H_MSG_TYPE_CHAN_CHANGE, + HTT_T2H_MSG_TYPE_RX_OFLD_PKT_ERR, + HTT_T2H_MSG_TYPE_AGGR_CONF, + HTT_T2H_MSG_TYPE_STATS_NOUPLOAD, HTT_T2H_MSG_TYPE_TEST, - /* keep this last */ HTT_T2H_NUM_MSGS }; @@ -1248,6 +1322,10 @@ struct ath10k_htt { u8 target_version_major; u8 target_version_minor; struct completion target_version_received; + enum ath10k_fw_htt_op_version op_version; + + const enum htt_t2h_msg_type *t2h_msg_types; + u32 t2h_msg_types_max; struct { /* diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c index c1da44f65a4d..21e92537dc50 100644 --- a/drivers/net/wireless/ath/ath10k/htt_rx.c +++ b/drivers/net/wireless/ath/ath10k/htt_rx.c @@ -176,7 +176,7 @@ static void ath10k_htt_rx_msdu_buff_replenish(struct ath10k_htt *htt) * automatically balances load wrt to CPU power. * * This probably comes at a cost of lower maximum throughput but - * improves the avarage and stability. */ + * improves the average and stability. */ spin_lock_bh(&htt->rx_ring.lock); num_deficit = htt->rx_ring.fill_level - htt->rx_ring.fill_cnt; num_to_fill = min(ATH10K_HTT_MAX_NUM_REFILL, num_deficit); @@ -1892,6 +1892,7 @@ void ath10k_htt_t2h_msg_handler(struct ath10k *ar, struct sk_buff *skb) { struct ath10k_htt *htt = &ar->htt; struct htt_resp *resp = (struct htt_resp *)skb->data; + enum htt_t2h_msg_type type; /* confirm alignment */ if (!IS_ALIGNED((unsigned long)skb->data, 4)) @@ -1899,7 +1900,16 @@ void ath10k_htt_t2h_msg_handler(struct ath10k *ar, struct sk_buff *skb) ath10k_dbg(ar, ATH10K_DBG_HTT, "htt rx, msg_type: 0x%0X\n", resp->hdr.msg_type); - switch (resp->hdr.msg_type) { + + if (resp->hdr.msg_type >= ar->htt.t2h_msg_types_max) { + ath10k_dbg(ar, ATH10K_DBG_HTT, "htt rx, unsupported msg_type: 0x%0X\n max: 0x%0X", + resp->hdr.msg_type, ar->htt.t2h_msg_types_max); + dev_kfree_skb_any(skb); + return; + } + type = ar->htt.t2h_msg_types[resp->hdr.msg_type]; + + switch (type) { case HTT_T2H_MSG_TYPE_VERSION_CONF: { htt->target_version_major = resp->ver_resp.major; htt->target_version_minor = resp->ver_resp.minor; @@ -1976,7 +1986,6 @@ void ath10k_htt_t2h_msg_handler(struct ath10k *ar, struct sk_buff *skb) break; } case HTT_T2H_MSG_TYPE_TEST: - /* FIX THIS */ break; case HTT_T2H_MSG_TYPE_STATS_CONF: trace_ath10k_htt_stats(ar, skb->data, skb->len); @@ -2018,11 +2027,8 @@ void ath10k_htt_t2h_msg_handler(struct ath10k *ar, struct sk_buff *skb) return; } case HTT_T2H_MSG_TYPE_TX_CREDIT_UPDATE_IND: - /* FIXME: This WMI-TLV event is overlapping with 10.2 - * CHAN_CHANGE - both being 0xF. Neither is being used in - * practice so no immediate action is necessary. Nevertheless - * HTT may need an abstraction layer like WMI has one day. - */ + break; + case HTT_T2H_MSG_TYPE_CHAN_CHANGE: break; default: ath10k_warn(ar, "htt event (%d) not handled\n", diff --git a/drivers/net/wireless/ath/ath10k/hw.h b/drivers/net/wireless/ath/ath10k/hw.h index 460771fcfe9e..46e14d15a867 100644 --- a/drivers/net/wireless/ath/ath10k/hw.h +++ b/drivers/net/wireless/ath/ath10k/hw.h @@ -78,6 +78,9 @@ enum qca6174_chip_id_rev { /* added support for ATH10K_FW_IE_WMI_OP_VERSION */ #define ATH10K_FW_API4_FILE "firmware-4.bin" +/* HTT id conflict fix for management frames over HTT */ +#define ATH10K_FW_API5_FILE "firmware-5.bin" + #define ATH10K_FW_UTF_FILE "utf.bin" /* includes also the null byte */ @@ -104,6 +107,11 @@ enum ath10k_fw_ie_type { * FW API 4 and above. */ ATH10K_FW_IE_WMI_OP_VERSION = 5, + + /* HTT "operations" interface version, 32 bit value. Supported from + * FW API 5 and above. + */ + ATH10K_FW_IE_HTT_OP_VERSION = 6, }; enum ath10k_fw_wmi_op_version { @@ -119,6 +127,20 @@ enum ath10k_fw_wmi_op_version { ATH10K_FW_WMI_OP_VERSION_MAX, }; +enum ath10k_fw_htt_op_version { + ATH10K_FW_HTT_OP_VERSION_UNSET = 0, + + ATH10K_FW_HTT_OP_VERSION_MAIN = 1, + + /* also used in 10.2 and 10.2.4 branches */ + ATH10K_FW_HTT_OP_VERSION_10_1 = 2, + + ATH10K_FW_HTT_OP_VERSION_TLV = 3, + + /* keep last */ + ATH10K_FW_HTT_OP_VERSION_MAX, +}; + enum ath10k_hw_rev { ATH10K_HW_QCA988X, ATH10K_HW_QCA6174, @@ -223,7 +245,7 @@ struct ath10k_pktlog_hdr { #define TARGET_10X_NUM_WDS_ENTRIES 32 #define TARGET_10X_DMA_BURST_SIZE 0 #define TARGET_10X_MAC_AGGR_DELIM 0 -#define TARGET_10X_AST_SKID_LIMIT 16 +#define TARGET_10X_AST_SKID_LIMIT 128 #define TARGET_10X_NUM_STATIONS 128 #define TARGET_10X_NUM_PEERS ((TARGET_10X_NUM_STATIONS) + \ (TARGET_10X_NUM_VDEVS)) @@ -263,6 +285,7 @@ struct ath10k_pktlog_hdr { 2) #define TARGET_TLV_NUM_TIDS ((TARGET_TLV_NUM_PEERS) * 2) #define TARGET_TLV_NUM_MSDU_DESC (1024 + 32) +#define TARGET_TLV_NUM_WOW_PATTERNS 22 /* Number of Copy Engines supported */ #define CE_COUNT 8 diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index d372ebfd933d..b0eba5e56696 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -29,6 +29,7 @@ #include "testmode.h" #include "wmi.h" #include "wmi-ops.h" +#include "wow.h" /**********/ /* Crypto */ @@ -37,7 +38,7 @@ static int ath10k_send_key(struct ath10k_vif *arvif, struct ieee80211_key_conf *key, enum set_key_cmd cmd, - const u8 *macaddr, bool def_idx) + const u8 *macaddr, u32 flags) { struct ath10k *ar = arvif->ar; struct wmi_vdev_install_key_arg arg = { @@ -45,16 +46,12 @@ static int ath10k_send_key(struct ath10k_vif *arvif, .key_idx = key->keyidx, .key_len = key->keylen, .key_data = key->key, + .key_flags = flags, .macaddr = macaddr, }; lockdep_assert_held(&arvif->ar->conf_mutex); - if (key->flags & IEEE80211_KEY_FLAG_PAIRWISE) - arg.key_flags = WMI_KEY_PAIRWISE; - else - arg.key_flags = WMI_KEY_GROUP; - switch (key->cipher) { case WLAN_CIPHER_SUITE_CCMP: arg.key_cipher = WMI_CIPHER_AES_CCM; @@ -68,17 +65,10 @@ static int ath10k_send_key(struct ath10k_vif *arvif, case WLAN_CIPHER_SUITE_WEP40: case WLAN_CIPHER_SUITE_WEP104: arg.key_cipher = WMI_CIPHER_WEP; - /* AP/IBSS mode requires self-key to be groupwise - * Otherwise pairwise key must be set */ - if (memcmp(macaddr, arvif->vif->addr, ETH_ALEN)) - arg.key_flags = WMI_KEY_PAIRWISE; - - if (def_idx) - arg.key_flags |= WMI_KEY_TX_USAGE; break; case WLAN_CIPHER_SUITE_AES_CMAC: - /* this one needs to be done in software */ - return 1; + WARN_ON(1); + return -EINVAL; default: ath10k_warn(ar, "cipher %d is not supported\n", key->cipher); return -EOPNOTSUPP; @@ -95,7 +85,7 @@ static int ath10k_send_key(struct ath10k_vif *arvif, static int ath10k_install_key(struct ath10k_vif *arvif, struct ieee80211_key_conf *key, enum set_key_cmd cmd, - const u8 *macaddr, bool def_idx) + const u8 *macaddr, u32 flags) { struct ath10k *ar = arvif->ar; int ret; @@ -104,7 +94,7 @@ static int ath10k_install_key(struct ath10k_vif *arvif, reinit_completion(&ar->install_key_done); - ret = ath10k_send_key(arvif, key, cmd, macaddr, def_idx); + ret = ath10k_send_key(arvif, key, cmd, macaddr, flags); if (ret) return ret; @@ -122,7 +112,7 @@ static int ath10k_install_peer_wep_keys(struct ath10k_vif *arvif, struct ath10k_peer *peer; int ret; int i; - bool def_idx; + u32 flags; lockdep_assert_held(&ar->conf_mutex); @@ -136,14 +126,16 @@ static int ath10k_install_peer_wep_keys(struct ath10k_vif *arvif, for (i = 0; i < ARRAY_SIZE(arvif->wep_keys); i++) { if (arvif->wep_keys[i] == NULL) continue; + + flags = 0; + flags |= WMI_KEY_PAIRWISE; + /* set TX_USAGE flag for default key id */ if (arvif->def_wep_key_idx == i) - def_idx = true; - else - def_idx = false; + flags |= WMI_KEY_TX_USAGE; ret = ath10k_install_key(arvif, arvif->wep_keys[i], SET_KEY, - addr, def_idx); + addr, flags); if (ret) return ret; @@ -163,6 +155,7 @@ static int ath10k_clear_peer_keys(struct ath10k_vif *arvif, int first_errno = 0; int ret; int i; + u32 flags = 0; lockdep_assert_held(&ar->conf_mutex); @@ -179,7 +172,7 @@ static int ath10k_clear_peer_keys(struct ath10k_vif *arvif, /* key flags are not required to delete the key */ ret = ath10k_install_key(arvif, peer->keys[i], - DISABLE_KEY, addr, false); + DISABLE_KEY, addr, flags); if (ret && first_errno == 0) first_errno = ret; @@ -229,6 +222,7 @@ static int ath10k_clear_vdev_key(struct ath10k_vif *arvif, int first_errno = 0; int ret; int i; + u32 flags = 0; lockdep_assert_held(&ar->conf_mutex); @@ -254,7 +248,7 @@ static int ath10k_clear_vdev_key(struct ath10k_vif *arvif, if (i == ARRAY_SIZE(peer->keys)) break; /* key flags are not required to delete the key */ - ret = ath10k_install_key(arvif, key, DISABLE_KEY, addr, false); + ret = ath10k_install_key(arvif, key, DISABLE_KEY, addr, flags); if (ret && first_errno == 0) first_errno = ret; @@ -266,6 +260,77 @@ static int ath10k_clear_vdev_key(struct ath10k_vif *arvif, return first_errno; } +static int ath10k_mac_vif_sta_fix_wep_key(struct ath10k_vif *arvif) +{ + struct ath10k *ar = arvif->ar; + enum nl80211_iftype iftype = arvif->vif->type; + struct ieee80211_key_conf *key; + u32 flags = 0; + int num = 0; + int i; + int ret; + + lockdep_assert_held(&ar->conf_mutex); + + if (iftype != NL80211_IFTYPE_STATION) + return 0; + + for (i = 0; i < ARRAY_SIZE(arvif->wep_keys); i++) { + if (arvif->wep_keys[i]) { + key = arvif->wep_keys[i]; + ++num; + } + } + + if (num != 1) + return 0; + + flags |= WMI_KEY_PAIRWISE; + flags |= WMI_KEY_TX_USAGE; + + ret = ath10k_install_key(arvif, key, SET_KEY, arvif->bssid, flags); + if (ret) { + ath10k_warn(ar, "failed to install key %i on vdev %i: %d\n", + key->keyidx, arvif->vdev_id, ret); + return ret; + } + + return 0; +} + +static int ath10k_mac_vif_update_wep_key(struct ath10k_vif *arvif, + struct ieee80211_key_conf *key) +{ + struct ath10k *ar = arvif->ar; + struct ath10k_peer *peer; + int ret; + + lockdep_assert_held(&ar->conf_mutex); + + list_for_each_entry(peer, &ar->peers, list) { + if (!memcmp(peer->addr, arvif->vif->addr, ETH_ALEN)) + continue; + + if (!memcmp(peer->addr, arvif->bssid, ETH_ALEN)) + continue; + + if (peer->keys[key->keyidx] == key) + continue; + + ath10k_dbg(ar, ATH10K_DBG_MAC, "mac vif vdev %i update key %i needs update\n", + arvif->vdev_id, key->keyidx); + + ret = ath10k_install_peer_wep_keys(arvif, peer->addr); + if (ret) { + ath10k_warn(ar, "failed to update wep keys on vdev %i for peer %pM: %d\n", + arvif->vdev_id, peer->addr, ret); + return ret; + } + } + + return 0; +} + /*********************/ /* General utilities */ /*********************/ @@ -611,7 +676,7 @@ static int ath10k_monitor_vdev_start(struct ath10k *ar, int vdev_id) ret = ath10k_vdev_setup_sync(ar); if (ret) { - ath10k_warn(ar, "failed to synchronize setup for monitor vdev %i: %d\n", + ath10k_warn(ar, "failed to synchronize setup for monitor vdev %i start: %d\n", vdev_id, ret); return ret; } @@ -658,7 +723,7 @@ static int ath10k_monitor_vdev_stop(struct ath10k *ar) ret = ath10k_vdev_setup_sync(ar); if (ret) - ath10k_warn(ar, "failed to synchronise monitor vdev %i: %d\n", + ath10k_warn(ar, "failed to synchronize monitor vdev %i stop: %d\n", ar->monitor_vdev_id, ret); ath10k_dbg(ar, ATH10K_DBG_MAC, "mac monitor vdev %i stopped\n", @@ -766,6 +831,25 @@ static int ath10k_monitor_stop(struct ath10k *ar) return 0; } +static bool ath10k_mac_should_disable_promisc(struct ath10k *ar) +{ + struct ath10k_vif *arvif; + + if (!(ar->filter_flags & FIF_PROMISC_IN_BSS)) + return true; + + if (!ar->num_started_vdevs) + return false; + + list_for_each_entry(arvif, &ar->arvifs, list) + if (arvif->vdev_type != WMI_VDEV_TYPE_AP) + return false; + + ath10k_dbg(ar, ATH10K_DBG_MAC, + "mac disabling promiscuous mode because vdev is started\n"); + return true; +} + static int ath10k_monitor_recalc(struct ath10k *ar) { bool should_start; @@ -773,7 +857,7 @@ static int ath10k_monitor_recalc(struct ath10k *ar) lockdep_assert_held(&ar->conf_mutex); should_start = ar->monitor || - ar->filter_flags & FIF_PROMISC_IN_BSS || + !ath10k_mac_should_disable_promisc(ar) || test_bit(ATH10K_CAC_RUNNING, &ar->dev_flags); ath10k_dbg(ar, ATH10K_DBG_MAC, @@ -798,12 +882,14 @@ static int ath10k_recalc_rtscts_prot(struct ath10k_vif *arvif) vdev_param = ar->wmi.vdev_param->enable_rtscts; - if (arvif->use_cts_prot || arvif->num_legacy_stations > 0) - rts_cts |= SM(WMI_RTSCTS_ENABLED, WMI_RTSCTS_SET); + rts_cts |= SM(WMI_RTSCTS_ENABLED, WMI_RTSCTS_SET); if (arvif->num_legacy_stations > 0) rts_cts |= SM(WMI_RTSCTS_ACROSS_SW_RETRIES, WMI_RTSCTS_PROFILE); + else + rts_cts |= SM(WMI_RTSCTS_FOR_SECOND_RATESERIES, + WMI_RTSCTS_PROFILE); return ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, vdev_param, rts_cts); @@ -872,12 +958,45 @@ static void ath10k_recalc_radar_detection(struct ath10k *ar) } } +static int ath10k_vdev_stop(struct ath10k_vif *arvif) +{ + struct ath10k *ar = arvif->ar; + int ret; + + lockdep_assert_held(&ar->conf_mutex); + + reinit_completion(&ar->vdev_setup_done); + + ret = ath10k_wmi_vdev_stop(ar, arvif->vdev_id); + if (ret) { + ath10k_warn(ar, "failed to stop WMI vdev %i: %d\n", + arvif->vdev_id, ret); + return ret; + } + + ret = ath10k_vdev_setup_sync(ar); + if (ret) { + ath10k_warn(ar, "failed to syncronise setup for vdev %i: %d\n", + arvif->vdev_id, ret); + return ret; + } + + WARN_ON(ar->num_started_vdevs == 0); + + if (ar->num_started_vdevs != 0) { + ar->num_started_vdevs--; + ath10k_recalc_radar_detection(ar); + } + + return ret; +} + static int ath10k_vdev_start_restart(struct ath10k_vif *arvif, bool restart) { struct ath10k *ar = arvif->ar; struct cfg80211_chan_def *chandef = &ar->chandef; struct wmi_vdev_start_request_arg arg = {}; - int ret = 0; + int ret = 0, ret2; lockdep_assert_held(&ar->conf_mutex); @@ -927,14 +1046,25 @@ static int ath10k_vdev_start_restart(struct ath10k_vif *arvif, bool restart) ret = ath10k_vdev_setup_sync(ar); if (ret) { - ath10k_warn(ar, "failed to synchronise setup for vdev %i: %d\n", - arg.vdev_id, ret); + ath10k_warn(ar, + "failed to synchronize setup for vdev %i restart %d: %d\n", + arg.vdev_id, restart, ret); return ret; } ar->num_started_vdevs++; ath10k_recalc_radar_detection(ar); + ret = ath10k_monitor_recalc(ar); + if (ret) { + ath10k_warn(ar, "mac failed to recalc monitor for vdev %i restart %d: %d\n", + arg.vdev_id, restart, ret); + ret2 = ath10k_vdev_stop(arvif); + if (ret2) + ath10k_warn(ar, "mac failed to stop vdev %i restart %d: %d\n", + arg.vdev_id, restart, ret2); + } + return ret; } @@ -948,39 +1078,6 @@ static int ath10k_vdev_restart(struct ath10k_vif *arvif) return ath10k_vdev_start_restart(arvif, true); } -static int ath10k_vdev_stop(struct ath10k_vif *arvif) -{ - struct ath10k *ar = arvif->ar; - int ret; - - lockdep_assert_held(&ar->conf_mutex); - - reinit_completion(&ar->vdev_setup_done); - - ret = ath10k_wmi_vdev_stop(ar, arvif->vdev_id); - if (ret) { - ath10k_warn(ar, "failed to stop WMI vdev %i: %d\n", - arvif->vdev_id, ret); - return ret; - } - - ret = ath10k_vdev_setup_sync(ar); - if (ret) { - ath10k_warn(ar, "failed to syncronise setup for vdev %i: %d\n", - arvif->vdev_id, ret); - return ret; - } - - WARN_ON(ar->num_started_vdevs == 0); - - if (ar->num_started_vdevs != 0) { - ar->num_started_vdevs--; - ath10k_recalc_radar_detection(ar); - } - - return ret; -} - static int ath10k_mac_setup_bcn_p2p_ie(struct ath10k_vif *arvif, struct sk_buff *bcn) { @@ -1055,6 +1152,10 @@ static int ath10k_mac_setup_bcn_tmpl(struct ath10k_vif *arvif) if (!test_bit(WMI_SERVICE_BEACON_OFFLOAD, ar->wmi.svc_map)) return 0; + if (arvif->vdev_type != WMI_VDEV_TYPE_AP && + arvif->vdev_type != WMI_VDEV_TYPE_IBSS) + return 0; + bcn = ieee80211_beacon_get_template(hw, vif, &offs); if (!bcn) { ath10k_warn(ar, "failed to get beacon template from mac80211\n"); @@ -1100,6 +1201,9 @@ static int ath10k_mac_setup_prb_tmpl(struct ath10k_vif *arvif) if (!test_bit(WMI_SERVICE_BEACON_OFFLOAD, ar->wmi.svc_map)) return 0; + if (arvif->vdev_type != WMI_VDEV_TYPE_AP) + return 0; + prb = ieee80211_proberesp_get(hw, vif); if (!prb) { ath10k_warn(ar, "failed to get probe resp template from mac80211\n"); @@ -1253,6 +1357,20 @@ static int ath10k_mac_vif_recalc_ps_poll_count(struct ath10k_vif *arvif) return 0; } +static int ath10k_mac_ps_vif_count(struct ath10k *ar) +{ + struct ath10k_vif *arvif; + int num = 0; + + lockdep_assert_held(&ar->conf_mutex); + + list_for_each_entry(arvif, &ar->arvifs, list) + if (arvif->ps) + num++; + + return num; +} + static int ath10k_mac_vif_setup_ps(struct ath10k_vif *arvif) { struct ath10k *ar = arvif->ar; @@ -1262,13 +1380,24 @@ static int ath10k_mac_vif_setup_ps(struct ath10k_vif *arvif) enum wmi_sta_ps_mode psmode; int ret; int ps_timeout; + bool enable_ps; lockdep_assert_held(&arvif->ar->conf_mutex); if (arvif->vif->type != NL80211_IFTYPE_STATION) return 0; - if (vif->bss_conf.ps) { + enable_ps = arvif->ps; + + if (enable_ps && ath10k_mac_ps_vif_count(ar) > 1 && + !test_bit(ATH10K_FW_FEATURE_MULTI_VIF_PS_SUPPORT, + ar->fw_features)) { + ath10k_warn(ar, "refusing to enable ps on vdev %i: not supported by fw\n", + arvif->vdev_id); + enable_ps = false; + } + + if (enable_ps) { psmode = WMI_STA_PS_MODE_ENABLED; param = WMI_STA_PS_PARAM_INACTIVITY_TIME; @@ -1335,6 +1464,123 @@ static int ath10k_mac_vif_disable_keepalive(struct ath10k_vif *arvif) return 0; } +static void ath10k_mac_vif_ap_csa_count_down(struct ath10k_vif *arvif) +{ + struct ath10k *ar = arvif->ar; + struct ieee80211_vif *vif = arvif->vif; + int ret; + + lockdep_assert_held(&arvif->ar->conf_mutex); + + if (WARN_ON(!test_bit(WMI_SERVICE_BEACON_OFFLOAD, ar->wmi.svc_map))) + return; + + if (arvif->vdev_type != WMI_VDEV_TYPE_AP) + return; + + if (!vif->csa_active) + return; + + if (!arvif->is_up) + return; + + if (!ieee80211_csa_is_complete(vif)) { + ieee80211_csa_update_counter(vif); + + ret = ath10k_mac_setup_bcn_tmpl(arvif); + if (ret) + ath10k_warn(ar, "failed to update bcn tmpl during csa: %d\n", + ret); + + ret = ath10k_mac_setup_prb_tmpl(arvif); + if (ret) + ath10k_warn(ar, "failed to update prb tmpl during csa: %d\n", + ret); + } else { + ieee80211_csa_finish(vif); + } +} + +static void ath10k_mac_vif_ap_csa_work(struct work_struct *work) +{ + struct ath10k_vif *arvif = container_of(work, struct ath10k_vif, + ap_csa_work); + struct ath10k *ar = arvif->ar; + + mutex_lock(&ar->conf_mutex); + ath10k_mac_vif_ap_csa_count_down(arvif); + mutex_unlock(&ar->conf_mutex); +} + +static void ath10k_mac_handle_beacon_iter(void *data, u8 *mac, + struct ieee80211_vif *vif) +{ + struct sk_buff *skb = data; + struct ieee80211_mgmt *mgmt = (void *)skb->data; + struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); + + if (vif->type != NL80211_IFTYPE_STATION) + return; + + if (!ether_addr_equal(mgmt->bssid, vif->bss_conf.bssid)) + return; + + cancel_delayed_work(&arvif->connection_loss_work); +} + +void ath10k_mac_handle_beacon(struct ath10k *ar, struct sk_buff *skb) +{ + ieee80211_iterate_active_interfaces_atomic(ar->hw, + IEEE80211_IFACE_ITER_NORMAL, + ath10k_mac_handle_beacon_iter, + skb); +} + +static void ath10k_mac_handle_beacon_miss_iter(void *data, u8 *mac, + struct ieee80211_vif *vif) +{ + u32 *vdev_id = data; + struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); + struct ath10k *ar = arvif->ar; + struct ieee80211_hw *hw = ar->hw; + + if (arvif->vdev_id != *vdev_id) + return; + + if (!arvif->is_up) + return; + + ieee80211_beacon_loss(vif); + + /* Firmware doesn't report beacon loss events repeatedly. If AP probe + * (done by mac80211) succeeds but beacons do not resume then it + * doesn't make sense to continue operation. Queue connection loss work + * which can be cancelled when beacon is received. + */ + ieee80211_queue_delayed_work(hw, &arvif->connection_loss_work, + ATH10K_CONNECTION_LOSS_HZ); +} + +void ath10k_mac_handle_beacon_miss(struct ath10k *ar, u32 vdev_id) +{ + ieee80211_iterate_active_interfaces_atomic(ar->hw, + IEEE80211_IFACE_ITER_NORMAL, + ath10k_mac_handle_beacon_miss_iter, + &vdev_id); +} + +static void ath10k_mac_vif_sta_connection_loss_work(struct work_struct *work) +{ + struct ath10k_vif *arvif = container_of(work, struct ath10k_vif, + connection_loss_work.work); + struct ieee80211_vif *vif = arvif->vif; + + if (!arvif->is_up) + return; + + ieee80211_connection_loss(vif); +} + /**********************/ /* Station management */ /**********************/ @@ -1782,6 +2028,68 @@ static int ath10k_setup_peer_smps(struct ath10k *ar, struct ath10k_vif *arvif, ath10k_smps_map[smps]); } +static int ath10k_mac_vif_recalc_txbf(struct ath10k *ar, + struct ieee80211_vif *vif, + struct ieee80211_sta_vht_cap vht_cap) +{ + struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); + int ret; + u32 param; + u32 value; + + if (!(ar->vht_cap_info & + (IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE | + IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE | + IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE | + IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE))) + return 0; + + param = ar->wmi.vdev_param->txbf; + value = 0; + + if (WARN_ON(param == WMI_VDEV_PARAM_UNSUPPORTED)) + return 0; + + /* The following logic is correct. If a remote STA advertises support + * for being a beamformer then we should enable us being a beamformee. + */ + + if (ar->vht_cap_info & + (IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE | + IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE)) { + if (vht_cap.cap & IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE) + value |= WMI_VDEV_PARAM_TXBF_SU_TX_BFEE; + + if (vht_cap.cap & IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE) + value |= WMI_VDEV_PARAM_TXBF_MU_TX_BFEE; + } + + if (ar->vht_cap_info & + (IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE | + IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE)) { + if (vht_cap.cap & IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE) + value |= WMI_VDEV_PARAM_TXBF_SU_TX_BFER; + + if (vht_cap.cap & IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE) + value |= WMI_VDEV_PARAM_TXBF_MU_TX_BFER; + } + + if (value & WMI_VDEV_PARAM_TXBF_MU_TX_BFEE) + value |= WMI_VDEV_PARAM_TXBF_SU_TX_BFEE; + + if (value & WMI_VDEV_PARAM_TXBF_MU_TX_BFER) + value |= WMI_VDEV_PARAM_TXBF_SU_TX_BFER; + + ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, param, value); + if (ret) { + ath10k_warn(ar, "failed to submit vdev param txbf 0x%x: %d\n", + value, ret); + return ret; + } + + return 0; +} + /* can be called only in mac80211 callbacks due to `key_count` usage */ static void ath10k_bss_assoc(struct ieee80211_hw *hw, struct ieee80211_vif *vif, @@ -1790,6 +2098,7 @@ static void ath10k_bss_assoc(struct ieee80211_hw *hw, struct ath10k *ar = hw->priv; struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); struct ieee80211_sta_ht_cap ht_cap; + struct ieee80211_sta_vht_cap vht_cap; struct wmi_peer_assoc_complete_arg peer_arg; struct ieee80211_sta *ap_sta; int ret; @@ -1812,6 +2121,7 @@ static void ath10k_bss_assoc(struct ieee80211_hw *hw, /* ap_sta must be accessed only within rcu section which must be left * before calling ath10k_setup_peer_smps() which might sleep. */ ht_cap = ap_sta->ht_cap; + vht_cap = ap_sta->vht_cap; ret = ath10k_peer_assoc_prepare(ar, vif, ap_sta, &peer_arg); if (ret) { @@ -1837,6 +2147,13 @@ static void ath10k_bss_assoc(struct ieee80211_hw *hw, return; } + ret = ath10k_mac_vif_recalc_txbf(ar, vif, vht_cap); + if (ret) { + ath10k_warn(ar, "failed to recalc txbf for vdev %i on bss %pM: %d\n", + arvif->vdev_id, bss_conf->bssid, ret); + return; + } + ath10k_dbg(ar, ATH10K_DBG_MAC, "mac vdev %d up (associated) bssid %pM aid %d\n", arvif->vdev_id, bss_conf->bssid, bss_conf->aid); @@ -1854,6 +2171,18 @@ static void ath10k_bss_assoc(struct ieee80211_hw *hw, } arvif->is_up = true; + + /* Workaround: Some firmware revisions (tested with qca6174 + * WLAN.RM.2.0-00073) have buggy powersave state machine and must be + * poked with peer param command. + */ + ret = ath10k_wmi_peer_set_param(ar, arvif->vdev_id, arvif->bssid, + WMI_PEER_DUMMY_VAR, 1); + if (ret) { + ath10k_warn(ar, "failed to poke peer %pM param for ps workaround on vdev %i: %d\n", + arvif->bssid, arvif->vdev_id, ret); + return; + } } static void ath10k_bss_disassoc(struct ieee80211_hw *hw, @@ -1861,6 +2190,7 @@ static void ath10k_bss_disassoc(struct ieee80211_hw *hw, { struct ath10k *ar = hw->priv; struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); + struct ieee80211_sta_vht_cap vht_cap = {}; int ret; lockdep_assert_held(&ar->conf_mutex); @@ -1875,7 +2205,16 @@ static void ath10k_bss_disassoc(struct ieee80211_hw *hw, arvif->def_wep_key_idx = -1; + ret = ath10k_mac_vif_recalc_txbf(ar, vif, vht_cap); + if (ret) { + ath10k_warn(ar, "failed to recalc txbf for vdev %i: %d\n", + arvif->vdev_id, ret); + return; + } + arvif->is_up = false; + + cancel_delayed_work_sync(&arvif->connection_loss_work); } static int ath10k_station_assoc(struct ath10k *ar, @@ -2200,16 +2539,15 @@ static void ath10k_tx_h_nwifi(struct ieee80211_hw *hw, struct sk_buff *skb) skb->data, (void *)qos_ctl - (void *)skb->data); skb_pull(skb, IEEE80211_QOS_CTL_LEN); - /* Fw/Hw generates a corrupted QoS Control Field for QoS NullFunc - * frames. Powersave is handled by the fw/hw so QoS NyllFunc frames are - * used only for CQM purposes (e.g. hostapd station keepalive ping) so - * it is safe to downgrade to NullFunc. + /* Some firmware revisions don't handle sending QoS NullFunc well. + * These frames are mainly used for CQM purposes so it doesn't really + * matter whether QoS NullFunc or NullFunc are sent. */ hdr = (void *)skb->data; - if (ieee80211_is_qos_nullfunc(hdr->frame_control)) { - hdr->frame_control &= ~__cpu_to_le16(IEEE80211_STYPE_QOS_DATA); + if (ieee80211_is_qos_nullfunc(hdr->frame_control)) cb->htt.tid = HTT_DATA_TX_EXT_TID_NON_QOS_MCAST_BCAST; - } + + hdr->frame_control &= ~__cpu_to_le16(IEEE80211_STYPE_QOS_DATA); } static void ath10k_tx_h_add_p2p_noa_ie(struct ath10k *ar, @@ -2555,6 +2893,17 @@ static int ath10k_start_scan(struct ath10k *ar, return -ETIMEDOUT; } + /* If we failed to start the scan, return error code at + * this point. This is probably due to some issue in the + * firmware, but no need to wedge the driver due to that... + */ + spin_lock_bh(&ar->data_lock); + if (ar->scan.state == ATH10K_SCAN_IDLE) { + spin_unlock_bh(&ar->data_lock); + return -EINVAL; + } + spin_unlock_bh(&ar->data_lock); + /* Add a 200ms margin to account for event/command processing */ ieee80211_queue_delayed_work(ar->hw, &ar->scan.timeout, msecs_to_jiffies(arg->max_scan_time+200)); @@ -2806,10 +3155,21 @@ static int ath10k_start(struct ieee80211_hw *hw) goto err_core_stop; } + ret = ath10k_wmi_pdev_set_param(ar, + ar->wmi.pdev_param->ani_enable, 1); + if (ret) { + ath10k_warn(ar, "failed to enable ani by default: %d\n", + ret); + goto err_core_stop; + } + + ar->ani_enabled = true; + ar->num_started_vdevs = 0; ath10k_regd_update(ar); ath10k_spectral_start(ar); + ath10k_thermal_set_throttling(ar); mutex_unlock(&ar->conf_mutex); return 0; @@ -2932,6 +3292,16 @@ static void ath10k_config_chan(struct ath10k *ar) if (arvif->vdev_type == WMI_VDEV_TYPE_MONITOR) continue; + ret = ath10k_mac_setup_bcn_tmpl(arvif); + if (ret) + ath10k_warn(ar, "failed to update bcn tmpl during csa: %d\n", + ret); + + ret = ath10k_mac_setup_prb_tmpl(arvif); + if (ret) + ath10k_warn(ar, "failed to update prb tmpl during csa: %d\n", + ret); + ret = ath10k_vdev_restart(arvif); if (ret) { ath10k_warn(ar, "failed to restart vdev %d: %d\n", @@ -3092,6 +3462,9 @@ static int ath10k_add_interface(struct ieee80211_hw *hw, arvif->vif = vif; INIT_LIST_HEAD(&arvif->list); + INIT_WORK(&arvif->ap_csa_work, ath10k_mac_vif_ap_csa_work); + INIT_DELAYED_WORK(&arvif->connection_loss_work, + ath10k_mac_vif_sta_connection_loss_work); if (ar->free_vdev_map == 0) { ath10k_warn(ar, "Free vdev map is empty, no more interfaces allowed.\n"); @@ -3309,6 +3682,9 @@ static void ath10k_remove_interface(struct ieee80211_hw *hw, struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); int ret; + cancel_work_sync(&arvif->ap_csa_work); + cancel_delayed_work_sync(&arvif->connection_loss_work); + mutex_lock(&ar->conf_mutex); spin_lock_bh(&ar->data_lock); @@ -3324,9 +3700,10 @@ static void ath10k_remove_interface(struct ieee80211_hw *hw, list_del(&arvif->list); if (arvif->vdev_type == WMI_VDEV_TYPE_AP) { - ret = ath10k_peer_delete(arvif->ar, arvif->vdev_id, vif->addr); + ret = ath10k_wmi_peer_delete(arvif->ar, arvif->vdev_id, + vif->addr); if (ret) - ath10k_warn(ar, "failed to remove peer for AP vdev %i: %d\n", + ath10k_warn(ar, "failed to submit AP self-peer removal on vdev %i: %d\n", arvif->vdev_id, ret); kfree(arvif->u.ap.noa_data); @@ -3340,6 +3717,21 @@ static void ath10k_remove_interface(struct ieee80211_hw *hw, ath10k_warn(ar, "failed to delete WMI vdev %i: %d\n", arvif->vdev_id, ret); + /* Some firmware revisions don't notify host about self-peer removal + * until after associated vdev is deleted. + */ + if (arvif->vdev_type == WMI_VDEV_TYPE_AP) { + ret = ath10k_wait_for_peer_deleted(ar, arvif->vdev_id, + vif->addr); + if (ret) + ath10k_warn(ar, "failed to remove AP self-peer on vdev %i: %d\n", + arvif->vdev_id, ret); + + spin_lock_bh(&ar->data_lock); + ar->num_peers--; + spin_unlock_bh(&ar->data_lock); + } + ath10k_peer_cleanup(ar, arvif->vdev_id); mutex_unlock(&ar->conf_mutex); @@ -3471,6 +3863,13 @@ static void ath10k_bss_info_changed(struct ieee80211_hw *hw, if (ret) ath10k_warn(ar, "failed to recalculate rts/cts prot for vdev %d: %d\n", arvif->vdev_id, ret); + + vdev_param = ar->wmi.vdev_param->protection_mode; + ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, vdev_param, + info->use_cts_prot ? 1 : 0); + if (ret) + ath10k_warn(ar, "failed to set protection mode %d on vdev %i: %d\n", + info->use_cts_prot, arvif->vdev_id, ret); } if (changed & BSS_CHANGED_ERP_SLOT) { @@ -3535,7 +3934,9 @@ static void ath10k_bss_info_changed(struct ieee80211_hw *hw, } if (changed & BSS_CHANGED_PS) { - ret = ath10k_mac_vif_setup_ps(arvif); + arvif->ps = vif->bss_conf.ps; + + ret = ath10k_config_ps(ar); if (ret) ath10k_warn(ar, "failed to setup ps on vdev %i: %d\n", arvif->vdev_id, ret); @@ -3680,8 +4081,12 @@ static int ath10k_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, const u8 *peer_addr; bool is_wep = key->cipher == WLAN_CIPHER_SUITE_WEP40 || key->cipher == WLAN_CIPHER_SUITE_WEP104; - bool def_idx = false; int ret = 0; + u32 flags = 0; + + /* this one needs to be done in software */ + if (key->cipher == WLAN_CIPHER_SUITE_AES_CMAC) + return 1; if (key->keyidx > WMI_MAX_KEY_INDEX) return -ENOSPC; @@ -3716,6 +4121,11 @@ static int ath10k_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, } } + if (key->flags & IEEE80211_KEY_FLAG_PAIRWISE) + flags |= WMI_KEY_PAIRWISE; + else + flags |= WMI_KEY_GROUP; + if (is_wep) { if (cmd == SET_KEY) arvif->wep_keys[key->keyidx] = key; @@ -3724,16 +4134,44 @@ static int ath10k_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, if (cmd == DISABLE_KEY) ath10k_clear_vdev_key(arvif, key); - } - /* set TX_USAGE flag for all the keys incase of dot1x-WEP. For - * static WEP, do not set this flag for the keys whose key id - * is greater than default key id. - */ - if (arvif->def_wep_key_idx == -1) - def_idx = true; + /* When WEP keys are uploaded it's possible that there are + * stations associated already (e.g. when merging) without any + * keys. Static WEP needs an explicit per-peer key upload. + */ + if (vif->type == NL80211_IFTYPE_ADHOC && + cmd == SET_KEY) + ath10k_mac_vif_update_wep_key(arvif, key); + + /* 802.1x never sets the def_wep_key_idx so each set_key() + * call changes default tx key. + * + * Static WEP sets def_wep_key_idx via .set_default_unicast_key + * after first set_key(). + */ + if (cmd == SET_KEY && arvif->def_wep_key_idx == -1) + flags |= WMI_KEY_TX_USAGE; + + /* mac80211 uploads static WEP keys as groupwise while fw/hw + * requires pairwise keys for non-self peers, i.e. BSSID in STA + * mode and associated stations in AP/IBSS. + * + * Static WEP keys for peer_addr=vif->addr and 802.1X WEP keys + * work fine when mapped directly from mac80211. + * + * Note: When installing first static WEP groupwise key (which + * should be pairwise) def_wep_key_idx isn't known yet (it's + * equal to -1). Since .set_default_unicast_key is called only + * for static WEP it's used to re-upload the key as pairwise. + */ + if (arvif->def_wep_key_idx >= 0 && + memcmp(peer_addr, arvif->vif->addr, ETH_ALEN)) { + flags &= ~WMI_KEY_GROUP; + flags |= WMI_KEY_PAIRWISE; + } + } - ret = ath10k_install_key(arvif, key, cmd, peer_addr, def_idx); + ret = ath10k_install_key(arvif, key, cmd, peer_addr, flags); if (ret) { ath10k_warn(ar, "failed to install key for vdev %i peer %pM: %d\n", arvif->vdev_id, peer_addr, ret); @@ -3787,6 +4225,14 @@ static void ath10k_set_default_unicast_key(struct ieee80211_hw *hw, } arvif->def_wep_key_idx = keyidx; + + ret = ath10k_mac_vif_sta_fix_wep_key(arvif); + if (ret) { + ath10k_warn(ar, "failed to fix sta wep key on vdev %i: %d\n", + arvif->vdev_id, ret); + goto unlock; + } + unlock: mutex_unlock(&arvif->ar->conf_mutex); } @@ -4366,70 +4812,6 @@ static int ath10k_tx_last_beacon(struct ieee80211_hw *hw) return 1; } -#ifdef CONFIG_PM -static int ath10k_suspend(struct ieee80211_hw *hw, - struct cfg80211_wowlan *wowlan) -{ - struct ath10k *ar = hw->priv; - int ret; - - mutex_lock(&ar->conf_mutex); - - ret = ath10k_wait_for_suspend(ar, WMI_PDEV_SUSPEND); - if (ret) { - if (ret == -ETIMEDOUT) - goto resume; - ret = 1; - goto exit; - } - - ret = ath10k_hif_suspend(ar); - if (ret) { - ath10k_warn(ar, "failed to suspend hif: %d\n", ret); - goto resume; - } - - ret = 0; - goto exit; -resume: - ret = ath10k_wmi_pdev_resume_target(ar); - if (ret) - ath10k_warn(ar, "failed to resume target: %d\n", ret); - - ret = 1; -exit: - mutex_unlock(&ar->conf_mutex); - return ret; -} - -static int ath10k_resume(struct ieee80211_hw *hw) -{ - struct ath10k *ar = hw->priv; - int ret; - - mutex_lock(&ar->conf_mutex); - - ret = ath10k_hif_resume(ar); - if (ret) { - ath10k_warn(ar, "failed to resume hif: %d\n", ret); - ret = 1; - goto exit; - } - - ret = ath10k_wmi_pdev_resume_target(ar); - if (ret) { - ath10k_warn(ar, "failed to resume target: %d\n", ret); - ret = 1; - goto exit; - } - - ret = 0; -exit: - mutex_unlock(&ar->conf_mutex); - return ret; -} -#endif - static void ath10k_reconfig_complete(struct ieee80211_hw *hw, enum ieee80211_reconfig_type reconfig_type) { @@ -4979,8 +5361,8 @@ static const struct ieee80211_ops ath10k_ops = { CFG80211_TESTMODE_CMD(ath10k_tm_cmd) #ifdef CONFIG_PM - .suspend = ath10k_suspend, - .resume = ath10k_resume, + .suspend = ath10k_wow_op_suspend, + .resume = ath10k_wow_op_resume, #endif #ifdef CONFIG_MAC80211_DEBUGFS .sta_add_debugfs = ath10k_sta_add_debugfs, @@ -5048,6 +5430,7 @@ static const struct ieee80211_channel ath10k_5ghz_channels[] = { CHAN5G(132, 5660, 0), CHAN5G(136, 5680, 0), CHAN5G(140, 5700, 0), + CHAN5G(144, 5720, 0), CHAN5G(149, 5745, 0), CHAN5G(153, 5765, 0), CHAN5G(157, 5785, 0), @@ -5157,11 +5540,30 @@ static struct ieee80211_sta_vht_cap ath10k_create_vht_cap(struct ath10k *ar) { struct ieee80211_sta_vht_cap vht_cap = {0}; u16 mcs_map; + u32 val; int i; vht_cap.vht_supported = 1; vht_cap.cap = ar->vht_cap_info; + if (ar->vht_cap_info & (IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE | + IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE)) { + val = ar->num_rf_chains - 1; + val <<= IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT; + val &= IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK; + + vht_cap.cap |= val; + } + + if (ar->vht_cap_info & (IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE | + IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE)) { + val = ar->num_rf_chains - 1; + val <<= IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT; + val &= IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK; + + vht_cap.cap |= val; + } + mcs_map = 0; for (i = 0; i < 8; i++) { if (i < ar->num_rf_chains) @@ -5354,7 +5756,8 @@ int ath10k_mac_register(struct ath10k *ar) IEEE80211_HW_HAS_RATE_CONTROL | IEEE80211_HW_AP_LINK_PS | IEEE80211_HW_SPECTRUM_MGMT | - IEEE80211_HW_SW_CRYPTO_CONTROL; + IEEE80211_HW_SW_CRYPTO_CONTROL | + IEEE80211_HW_CONNECTION_MONITOR; ar->hw->wiphy->features |= NL80211_FEATURE_STATIC_SMPS; @@ -5394,6 +5797,14 @@ int ath10k_mac_register(struct ath10k *ar) ar->hw->wiphy->flags |= WIPHY_FLAG_AP_UAPSD; ar->hw->wiphy->features |= NL80211_FEATURE_AP_MODE_CHAN_WIDTH_CHANGE; + ar->hw->wiphy->max_ap_assoc_sta = ar->max_num_stations; + + ret = ath10k_wow_init(ar); + if (ret) { + ath10k_warn(ar, "failed to init wow: %d\n", ret); + goto err_free; + } + /* * on LL hardware queues are managed entirely by the FW * so we only advertise to mac we can do the queues thing diff --git a/drivers/net/wireless/ath/ath10k/mac.h b/drivers/net/wireless/ath/ath10k/mac.h index 68296117d203..3b64d99f9eea 100644 --- a/drivers/net/wireless/ath/ath10k/mac.h +++ b/drivers/net/wireless/ath/ath10k/mac.h @@ -45,6 +45,8 @@ void ath10k_mac_vif_beacon_free(struct ath10k_vif *arvif); void ath10k_drain_tx(struct ath10k *ar); bool ath10k_mac_is_peer_wep_key_set(struct ath10k *ar, const u8 *addr, u8 keyidx); +void ath10k_mac_handle_beacon(struct ath10k *ar, struct sk_buff *skb); +void ath10k_mac_handle_beacon_miss(struct ath10k *ar, u32 vdev_id); static inline struct ath10k_vif *ath10k_vif_to_arvif(struct ieee80211_vif *vif) { diff --git a/drivers/net/wireless/ath/ath10k/p2p.c b/drivers/net/wireless/ath/ath10k/p2p.c new file mode 100644 index 000000000000..c0b6ffaf3ec1 --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/p2p.c @@ -0,0 +1,156 @@ +/* + * Copyright (c) 2015 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include "core.h" +#include "wmi.h" +#include "mac.h" +#include "p2p.h" + +static void ath10k_p2p_noa_ie_fill(u8 *data, size_t len, + const struct wmi_p2p_noa_info *noa) +{ + struct ieee80211_p2p_noa_attr *noa_attr; + u8 ctwindow_oppps = noa->ctwindow_oppps; + u8 ctwindow = ctwindow_oppps >> WMI_P2P_OPPPS_CTWINDOW_OFFSET; + bool oppps = !!(ctwindow_oppps & WMI_P2P_OPPPS_ENABLE_BIT); + __le16 *noa_attr_len; + u16 attr_len; + u8 noa_descriptors = noa->num_descriptors; + int i; + + /* P2P IE */ + data[0] = WLAN_EID_VENDOR_SPECIFIC; + data[1] = len - 2; + data[2] = (WLAN_OUI_WFA >> 16) & 0xff; + data[3] = (WLAN_OUI_WFA >> 8) & 0xff; + data[4] = (WLAN_OUI_WFA >> 0) & 0xff; + data[5] = WLAN_OUI_TYPE_WFA_P2P; + + /* NOA ATTR */ + data[6] = IEEE80211_P2P_ATTR_ABSENCE_NOTICE; + noa_attr_len = (__le16 *)&data[7]; /* 2 bytes */ + noa_attr = (struct ieee80211_p2p_noa_attr *)&data[9]; + + noa_attr->index = noa->index; + noa_attr->oppps_ctwindow = ctwindow; + if (oppps) + noa_attr->oppps_ctwindow |= IEEE80211_P2P_OPPPS_ENABLE_BIT; + + for (i = 0; i < noa_descriptors; i++) { + noa_attr->desc[i].count = + __le32_to_cpu(noa->descriptors[i].type_count); + noa_attr->desc[i].duration = noa->descriptors[i].duration; + noa_attr->desc[i].interval = noa->descriptors[i].interval; + noa_attr->desc[i].start_time = noa->descriptors[i].start_time; + } + + attr_len = 2; /* index + oppps_ctwindow */ + attr_len += noa_descriptors * sizeof(struct ieee80211_p2p_noa_desc); + *noa_attr_len = __cpu_to_le16(attr_len); +} + +static size_t ath10k_p2p_noa_ie_len_compute(const struct wmi_p2p_noa_info *noa) +{ + size_t len = 0; + + if (!noa->num_descriptors && + !(noa->ctwindow_oppps & WMI_P2P_OPPPS_ENABLE_BIT)) + return 0; + + len += 1 + 1 + 4; /* EID + len + OUI */ + len += 1 + 2; /* noa attr + attr len */ + len += 1 + 1; /* index + oppps_ctwindow */ + len += noa->num_descriptors * sizeof(struct ieee80211_p2p_noa_desc); + + return len; +} + +static void ath10k_p2p_noa_ie_assign(struct ath10k_vif *arvif, void *ie, + size_t len) +{ + struct ath10k *ar = arvif->ar; + + lockdep_assert_held(&ar->data_lock); + + kfree(arvif->u.ap.noa_data); + + arvif->u.ap.noa_data = ie; + arvif->u.ap.noa_len = len; +} + +static void __ath10k_p2p_noa_update(struct ath10k_vif *arvif, + const struct wmi_p2p_noa_info *noa) +{ + struct ath10k *ar = arvif->ar; + void *ie; + size_t len; + + lockdep_assert_held(&ar->data_lock); + + ath10k_p2p_noa_ie_assign(arvif, NULL, 0); + + len = ath10k_p2p_noa_ie_len_compute(noa); + if (!len) + return; + + ie = kmalloc(len, GFP_ATOMIC); + if (!ie) + return; + + ath10k_p2p_noa_ie_fill(ie, len, noa); + ath10k_p2p_noa_ie_assign(arvif, ie, len); +} + +void ath10k_p2p_noa_update(struct ath10k_vif *arvif, + const struct wmi_p2p_noa_info *noa) +{ + struct ath10k *ar = arvif->ar; + + spin_lock_bh(&ar->data_lock); + __ath10k_p2p_noa_update(arvif, noa); + spin_unlock_bh(&ar->data_lock); +} + +struct ath10k_p2p_noa_arg { + u32 vdev_id; + const struct wmi_p2p_noa_info *noa; +}; + +static void ath10k_p2p_noa_update_vdev_iter(void *data, u8 *mac, + struct ieee80211_vif *vif) +{ + struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); + struct ath10k_p2p_noa_arg *arg = data; + + if (arvif->vdev_id != arg->vdev_id) + return; + + ath10k_p2p_noa_update(arvif, arg->noa); +} + +void ath10k_p2p_noa_update_by_vdev_id(struct ath10k *ar, u32 vdev_id, + const struct wmi_p2p_noa_info *noa) +{ + struct ath10k_p2p_noa_arg arg = { + .vdev_id = vdev_id, + .noa = noa, + }; + + ieee80211_iterate_active_interfaces_atomic(ar->hw, + IEEE80211_IFACE_ITER_NORMAL, + ath10k_p2p_noa_update_vdev_iter, + &arg); +} diff --git a/drivers/net/wireless/ath/ath10k/p2p.h b/drivers/net/wireless/ath/ath10k/p2p.h new file mode 100644 index 000000000000..7be616e2e121 --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/p2p.h @@ -0,0 +1,28 @@ +/* + * Copyright (c) 2015 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef _P2P_H +#define _P2P_H + +struct ath10k_vif; +struct wmi_p2p_noa_info; + +void ath10k_p2p_noa_update(struct ath10k_vif *arvif, + const struct wmi_p2p_noa_info *noa); +void ath10k_p2p_noa_update_by_vdev_id(struct ath10k *ar, u32 vdev_id, + const struct wmi_p2p_noa_info *noa); + +#endif diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c index e6972b09333e..262a84f67f62 100644 --- a/drivers/net/wireless/ath/ath10k/pci.c +++ b/drivers/net/wireless/ath/ath10k/pci.c @@ -104,7 +104,7 @@ static const struct ce_attr host_ce_config_wlan[] = { { .flags = CE_ATTR_FLAGS, .src_nentries = 0, - .src_sz_max = 512, + .src_sz_max = 2048, .dest_nentries = 512, }, @@ -113,7 +113,7 @@ static const struct ce_attr host_ce_config_wlan[] = { .flags = CE_ATTR_FLAGS, .src_nentries = 0, .src_sz_max = 2048, - .dest_nentries = 32, + .dest_nentries = 128, }, /* CE3: host->target WMI */ @@ -174,7 +174,7 @@ static const struct ce_pipe_config target_ce_config_wlan[] = { .pipenum = __cpu_to_le32(1), .pipedir = __cpu_to_le32(PIPEDIR_IN), .nentries = __cpu_to_le32(32), - .nbytes_max = __cpu_to_le32(512), + .nbytes_max = __cpu_to_le32(2048), .flags = __cpu_to_le32(CE_ATTR_FLAGS), .reserved = __cpu_to_le32(0), }, @@ -183,7 +183,7 @@ static const struct ce_pipe_config target_ce_config_wlan[] = { { .pipenum = __cpu_to_le32(2), .pipedir = __cpu_to_le32(PIPEDIR_IN), - .nentries = __cpu_to_le32(32), + .nentries = __cpu_to_le32(64), .nbytes_max = __cpu_to_le32(2048), .flags = __cpu_to_le32(CE_ATTR_FLAGS), .reserved = __cpu_to_le32(0), @@ -819,6 +819,21 @@ static int ath10k_pci_wake_wait(struct ath10k *ar) return -ETIMEDOUT; } +/* The rule is host is forbidden from accessing device registers while it's + * asleep. Currently ath10k_pci_wake() and ath10k_pci_sleep() calls aren't + * balanced and the device is kept awake all the time. This is intended for a + * simpler solution for the following problems: + * + * * device can enter sleep during s2ram without the host knowing, + * + * * irq handlers access registers which is a problem if other device asserts + * a shared irq line when ath10k is between hif_power_down() and + * hif_power_up(). + * + * FIXME: If power consumption is a concern (and there are *real* gains) then a + * refcounted wake/sleep needs to be implemented. + */ + static int ath10k_pci_wake(struct ath10k *ar) { ath10k_pci_reg_write32(ar, PCIE_SOC_WAKE_ADDRESS, @@ -2034,28 +2049,13 @@ static void ath10k_pci_hif_power_down(struct ath10k *ar) /* Currently hif_power_up performs effectively a reset and hif_stop * resets the chip as well so there's no point in resetting here. */ - - ath10k_pci_sleep(ar); } #ifdef CONFIG_PM -#define ATH10K_PCI_PM_CONTROL 0x44 - static int ath10k_pci_hif_suspend(struct ath10k *ar) { - struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); - struct pci_dev *pdev = ar_pci->pdev; - u32 val; - - pci_read_config_dword(pdev, ATH10K_PCI_PM_CONTROL, &val); - - if ((val & 0x000000ff) != 0x3) { - pci_save_state(pdev); - pci_disable_device(pdev); - pci_write_config_dword(pdev, ATH10K_PCI_PM_CONTROL, - (val & 0xffffff00) | 0x03); - } + ath10k_pci_sleep(ar); return 0; } @@ -2065,25 +2065,24 @@ static int ath10k_pci_hif_resume(struct ath10k *ar) struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); struct pci_dev *pdev = ar_pci->pdev; u32 val; + int ret; - pci_read_config_dword(pdev, ATH10K_PCI_PM_CONTROL, &val); - - if ((val & 0x000000ff) != 0) { - pci_restore_state(pdev); - pci_write_config_dword(pdev, ATH10K_PCI_PM_CONTROL, - val & 0xffffff00); - /* - * Suspend/Resume resets the PCI configuration space, - * so we have to re-disable the RETRY_TIMEOUT register (0x41) - * to keep PCI Tx retries from interfering with C3 CPU state - */ - pci_read_config_dword(pdev, 0x40, &val); - - if ((val & 0x0000ff00) != 0) - pci_write_config_dword(pdev, 0x40, val & 0xffff00ff); + ret = ath10k_pci_wake(ar); + if (ret) { + ath10k_err(ar, "failed to wake device up on resume: %d\n", ret); + return ret; } - return 0; + /* Suspend/Resume resets the PCI configuration space, so we have to + * re-disable the RETRY_TIMEOUT register (0x41) to keep PCI Tx retries + * from interfering with C3 CPU state. pci_restore_state won't help + * here since it only restores the first 64 bytes pci config header. + */ + pci_read_config_dword(pdev, 0x40, &val); + if ((val & 0x0000ff00) != 0) + pci_write_config_dword(pdev, 0x40, val & 0xffff00ff); + + return ret; } #endif @@ -2177,6 +2176,13 @@ static irqreturn_t ath10k_pci_interrupt_handler(int irq, void *arg) { struct ath10k *ar = arg; struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + int ret; + + ret = ath10k_pci_wake(ar); + if (ret) { + ath10k_warn(ar, "failed to wake device up on irq: %d\n", ret); + return IRQ_NONE; + } if (ar_pci->num_msi_intrs == 0) { if (!ath10k_pci_irq_pending(ar)) @@ -2681,8 +2687,6 @@ static int ath10k_pci_probe(struct pci_dev *pdev, goto err_sleep; } - ath10k_pci_sleep(ar); - ret = ath10k_core_register(ar, chip_id); if (ret) { ath10k_err(ar, "failed to register driver core: %d\n", ret); @@ -2770,7 +2774,19 @@ module_exit(ath10k_pci_exit); MODULE_AUTHOR("Qualcomm Atheros"); MODULE_DESCRIPTION("Driver support for Atheros QCA988X PCIe devices"); MODULE_LICENSE("Dual BSD/GPL"); + +/* QCA988x 2.0 firmware files */ MODULE_FIRMWARE(QCA988X_HW_2_0_FW_DIR "/" QCA988X_HW_2_0_FW_FILE); MODULE_FIRMWARE(QCA988X_HW_2_0_FW_DIR "/" ATH10K_FW_API2_FILE); MODULE_FIRMWARE(QCA988X_HW_2_0_FW_DIR "/" ATH10K_FW_API3_FILE); +MODULE_FIRMWARE(QCA988X_HW_2_0_FW_DIR "/" ATH10K_FW_API4_FILE); +MODULE_FIRMWARE(QCA988X_HW_2_0_FW_DIR "/" ATH10K_FW_API5_FILE); MODULE_FIRMWARE(QCA988X_HW_2_0_FW_DIR "/" QCA988X_HW_2_0_BOARD_DATA_FILE); + +/* QCA6174 2.1 firmware files */ +MODULE_FIRMWARE(QCA6174_HW_2_1_FW_DIR "/" ATH10K_FW_API4_FILE); +MODULE_FIRMWARE(QCA6174_HW_2_1_FW_DIR "/" QCA6174_HW_2_1_BOARD_DATA_FILE); + +/* QCA6174 3.1 firmware files */ +MODULE_FIRMWARE(QCA6174_HW_3_0_FW_DIR "/" ATH10K_FW_API4_FILE); +MODULE_FIRMWARE(QCA6174_HW_3_0_FW_DIR "/" QCA6174_HW_3_0_BOARD_DATA_FILE); diff --git a/drivers/net/wireless/ath/ath10k/thermal.c b/drivers/net/wireless/ath/ath10k/thermal.c index aede750809fe..c48c71d99b34 100644 --- a/drivers/net/wireless/ath/ath10k/thermal.c +++ b/drivers/net/wireless/ath/ath10k/thermal.c @@ -23,102 +23,50 @@ #include "debug.h" #include "wmi-ops.h" -static int ath10k_thermal_get_active_vifs(struct ath10k *ar, - enum wmi_vdev_type type) +static int +ath10k_thermal_get_max_throttle_state(struct thermal_cooling_device *cdev, + unsigned long *state) { - struct ath10k_vif *arvif; - int count = 0; - - lockdep_assert_held(&ar->conf_mutex); - - list_for_each_entry(arvif, &ar->arvifs, list) { - if (!arvif->is_started) - continue; - - if (!arvif->is_up) - continue; - - if (arvif->vdev_type != type) - continue; - - count++; - } - return count; -} - -static int ath10k_thermal_get_max_dutycycle(struct thermal_cooling_device *cdev, - unsigned long *state) -{ - *state = ATH10K_QUIET_DUTY_CYCLE_MAX; + *state = ATH10K_THERMAL_THROTTLE_MAX; return 0; } -static int ath10k_thermal_get_cur_dutycycle(struct thermal_cooling_device *cdev, - unsigned long *state) +static int +ath10k_thermal_get_cur_throttle_state(struct thermal_cooling_device *cdev, + unsigned long *state) { struct ath10k *ar = cdev->devdata; mutex_lock(&ar->conf_mutex); - *state = ar->thermal.duty_cycle; + *state = ar->thermal.throttle_state; mutex_unlock(&ar->conf_mutex); return 0; } -static int ath10k_thermal_set_cur_dutycycle(struct thermal_cooling_device *cdev, - unsigned long duty_cycle) +static int +ath10k_thermal_set_cur_throttle_state(struct thermal_cooling_device *cdev, + unsigned long throttle_state) { struct ath10k *ar = cdev->devdata; - u32 period, duration, enabled; - int num_bss, ret = 0; - mutex_lock(&ar->conf_mutex); - if (ar->state != ATH10K_STATE_ON) { - ret = -ENETDOWN; - goto out; - } - - if (duty_cycle > ATH10K_QUIET_DUTY_CYCLE_MAX) { - ath10k_warn(ar, "duty cycle %ld is exceeding the limit %d\n", - duty_cycle, ATH10K_QUIET_DUTY_CYCLE_MAX); - ret = -EINVAL; - goto out; - } - /* TODO: Right now, thermal mitigation is handled only for single/multi - * vif AP mode. Since quiet param is not validated in STA mode, it needs - * to be investigated further to handle multi STA and multi-vif (AP+STA) - * mode properly. - */ - num_bss = ath10k_thermal_get_active_vifs(ar, WMI_VDEV_TYPE_AP); - if (!num_bss) { - ath10k_warn(ar, "no active AP interfaces\n"); - ret = -ENETDOWN; - goto out; - } - period = max(ATH10K_QUIET_PERIOD_MIN, - (ATH10K_QUIET_PERIOD_DEFAULT / num_bss)); - duration = (period * duty_cycle) / 100; - enabled = duration ? 1 : 0; - - ret = ath10k_wmi_pdev_set_quiet_mode(ar, period, duration, - ATH10K_QUIET_START_OFFSET, - enabled); - if (ret) { - ath10k_warn(ar, "failed to set quiet mode period %u duarion %u enabled %u ret %d\n", - period, duration, enabled, ret); - goto out; + if (throttle_state > ATH10K_THERMAL_THROTTLE_MAX) { + ath10k_warn(ar, "throttle state %ld is exceeding the limit %d\n", + throttle_state, ATH10K_THERMAL_THROTTLE_MAX); + return -EINVAL; } - ar->thermal.duty_cycle = duty_cycle; -out: + mutex_lock(&ar->conf_mutex); + ar->thermal.throttle_state = throttle_state; + ath10k_thermal_set_throttling(ar); mutex_unlock(&ar->conf_mutex); - return ret; + return 0; } static struct thermal_cooling_device_ops ath10k_thermal_ops = { - .get_max_state = ath10k_thermal_get_max_dutycycle, - .get_cur_state = ath10k_thermal_get_cur_dutycycle, - .set_cur_state = ath10k_thermal_set_cur_dutycycle, + .get_max_state = ath10k_thermal_get_max_throttle_state, + .get_cur_state = ath10k_thermal_get_cur_throttle_state, + .set_cur_state = ath10k_thermal_set_cur_throttle_state, }; static ssize_t ath10k_thermal_show_temp(struct device *dev, @@ -184,6 +132,29 @@ static struct attribute *ath10k_hwmon_attrs[] = { }; ATTRIBUTE_GROUPS(ath10k_hwmon); +void ath10k_thermal_set_throttling(struct ath10k *ar) +{ + u32 period, duration, enabled; + int ret; + + lockdep_assert_held(&ar->conf_mutex); + + if (ar->state != ATH10K_STATE_ON) + return; + + period = ar->thermal.quiet_period; + duration = (period * ar->thermal.throttle_state) / 100; + enabled = duration ? 1 : 0; + + ret = ath10k_wmi_pdev_set_quiet_mode(ar, period, duration, + ATH10K_QUIET_START_OFFSET, + enabled); + if (ret) { + ath10k_warn(ar, "failed to set quiet mode period %u duarion %u enabled %u ret %d\n", + period, duration, enabled, ret); + } +} + int ath10k_thermal_register(struct ath10k *ar) { struct thermal_cooling_device *cdev; @@ -202,11 +173,12 @@ int ath10k_thermal_register(struct ath10k *ar) ret = sysfs_create_link(&ar->dev->kobj, &cdev->device.kobj, "cooling_device"); if (ret) { - ath10k_err(ar, "failed to create thermal symlink\n"); + ath10k_err(ar, "failed to create cooling device symlink\n"); goto err_cooling_destroy; } ar->thermal.cdev = cdev; + ar->thermal.quiet_period = ATH10K_QUIET_PERIOD_DEFAULT; /* Do not register hwmon device when temperature reading is not * supported by firmware @@ -231,7 +203,7 @@ int ath10k_thermal_register(struct ath10k *ar) return 0; err_remove_link: - sysfs_remove_link(&ar->dev->kobj, "thermal_sensor"); + sysfs_remove_link(&ar->dev->kobj, "cooling_device"); err_cooling_destroy: thermal_cooling_device_unregister(cdev); return ret; diff --git a/drivers/net/wireless/ath/ath10k/thermal.h b/drivers/net/wireless/ath/ath10k/thermal.h index bccc17ae0fde..b610ea5caae8 100644 --- a/drivers/net/wireless/ath/ath10k/thermal.h +++ b/drivers/net/wireless/ath/ath10k/thermal.h @@ -19,16 +19,17 @@ #define ATH10K_QUIET_PERIOD_DEFAULT 100 #define ATH10K_QUIET_PERIOD_MIN 25 #define ATH10K_QUIET_START_OFFSET 10 -#define ATH10K_QUIET_DUTY_CYCLE_MAX 70 #define ATH10K_HWMON_NAME_LEN 15 #define ATH10K_THERMAL_SYNC_TIMEOUT_HZ (5*HZ) +#define ATH10K_THERMAL_THROTTLE_MAX 100 struct ath10k_thermal { struct thermal_cooling_device *cdev; struct completion wmi_sync; /* protected by conf_mutex */ - u32 duty_cycle; + u32 throttle_state; + u32 quiet_period; /* temperature value in Celcius degree * protected by data_lock */ @@ -39,6 +40,7 @@ struct ath10k_thermal { int ath10k_thermal_register(struct ath10k *ar); void ath10k_thermal_unregister(struct ath10k *ar); void ath10k_thermal_event_temperature(struct ath10k *ar, int temperature); +void ath10k_thermal_set_throttling(struct ath10k *ar); #else static inline int ath10k_thermal_register(struct ath10k *ar) { @@ -54,5 +56,9 @@ static inline void ath10k_thermal_event_temperature(struct ath10k *ar, { } +static inline void ath10k_thermal_set_throttling(struct ath10k *ar) +{ +} + #endif #endif /* _THERMAL_ */ diff --git a/drivers/net/wireless/ath/ath10k/wmi-ops.h b/drivers/net/wireless/ath/ath10k/wmi-ops.h index 04dc4b9db04e..684b632fe75c 100644 --- a/drivers/net/wireless/ath/ath10k/wmi-ops.h +++ b/drivers/net/wireless/ath/ath10k/wmi-ops.h @@ -45,6 +45,10 @@ struct wmi_ops { struct wmi_rdy_ev_arg *arg); int (*pull_fw_stats)(struct ath10k *ar, struct sk_buff *skb, struct ath10k_fw_stats *stats); + int (*pull_roam_ev)(struct ath10k *ar, struct sk_buff *skb, + struct wmi_roam_ev_arg *arg); + int (*pull_wow_event)(struct ath10k *ar, struct sk_buff *skb, + struct wmi_wow_ev_arg *arg); struct sk_buff *(*gen_pdev_suspend)(struct ath10k *ar, u32 suspend_opt); struct sk_buff *(*gen_pdev_resume)(struct ath10k *ar); @@ -110,8 +114,7 @@ struct wmi_ops { bool deliver_cab); struct sk_buff *(*gen_pdev_set_wmm)(struct ath10k *ar, const struct wmi_wmm_params_all_arg *arg); - struct sk_buff *(*gen_request_stats)(struct ath10k *ar, - enum wmi_stats_id stats_id); + struct sk_buff *(*gen_request_stats)(struct ath10k *ar, u32 stats_mask); struct sk_buff *(*gen_force_fw_hang)(struct ath10k *ar, enum wmi_force_fw_hang_type type, u32 delay_ms); @@ -149,6 +152,19 @@ struct wmi_ops { u32 num_ac); struct sk_buff *(*gen_sta_keepalive)(struct ath10k *ar, const struct wmi_sta_keepalive_arg *arg); + struct sk_buff *(*gen_wow_enable)(struct ath10k *ar); + struct sk_buff *(*gen_wow_add_wakeup_event)(struct ath10k *ar, u32 vdev_id, + enum wmi_wow_wakeup_event event, + u32 enable); + struct sk_buff *(*gen_wow_host_wakeup_ind)(struct ath10k *ar); + struct sk_buff *(*gen_wow_add_pattern)(struct ath10k *ar, u32 vdev_id, + u32 pattern_id, + const u8 *pattern, + const u8 *mask, + int pattern_len, + int pattern_offset); + struct sk_buff *(*gen_wow_del_pattern)(struct ath10k *ar, u32 vdev_id, + u32 pattern_id); }; int ath10k_wmi_cmd_send(struct ath10k *ar, struct sk_buff *skb, u32 cmd_id); @@ -275,6 +291,26 @@ ath10k_wmi_pull_fw_stats(struct ath10k *ar, struct sk_buff *skb, } static inline int +ath10k_wmi_pull_roam_ev(struct ath10k *ar, struct sk_buff *skb, + struct wmi_roam_ev_arg *arg) +{ + if (!ar->wmi.ops->pull_roam_ev) + return -EOPNOTSUPP; + + return ar->wmi.ops->pull_roam_ev(ar, skb, arg); +} + +static inline int +ath10k_wmi_pull_wow_event(struct ath10k *ar, struct sk_buff *skb, + struct wmi_wow_ev_arg *arg) +{ + if (!ar->wmi.ops->pull_wow_event) + return -EOPNOTSUPP; + + return ar->wmi.ops->pull_wow_event(ar, skb, arg); +} + +static inline int ath10k_wmi_mgmt_tx(struct ath10k *ar, struct sk_buff *msdu) { struct ieee80211_tx_info *info = IEEE80211_SKB_CB(msdu); @@ -816,14 +852,14 @@ ath10k_wmi_pdev_set_wmm_params(struct ath10k *ar, } static inline int -ath10k_wmi_request_stats(struct ath10k *ar, enum wmi_stats_id stats_id) +ath10k_wmi_request_stats(struct ath10k *ar, u32 stats_mask) { struct sk_buff *skb; if (!ar->wmi.ops->gen_request_stats) return -EOPNOTSUPP; - skb = ar->wmi.ops->gen_request_stats(ar, stats_id); + skb = ar->wmi.ops->gen_request_stats(ar, stats_mask); if (IS_ERR(skb)) return PTR_ERR(skb); @@ -1061,4 +1097,94 @@ ath10k_wmi_sta_keepalive(struct ath10k *ar, return ath10k_wmi_cmd_send(ar, skb, cmd_id); } +static inline int +ath10k_wmi_wow_enable(struct ath10k *ar) +{ + struct sk_buff *skb; + u32 cmd_id; + + if (!ar->wmi.ops->gen_wow_enable) + return -EOPNOTSUPP; + + skb = ar->wmi.ops->gen_wow_enable(ar); + if (IS_ERR(skb)) + return PTR_ERR(skb); + + cmd_id = ar->wmi.cmd->wow_enable_cmdid; + return ath10k_wmi_cmd_send(ar, skb, cmd_id); +} + +static inline int +ath10k_wmi_wow_add_wakeup_event(struct ath10k *ar, u32 vdev_id, + enum wmi_wow_wakeup_event event, + u32 enable) +{ + struct sk_buff *skb; + u32 cmd_id; + + if (!ar->wmi.ops->gen_wow_add_wakeup_event) + return -EOPNOTSUPP; + + skb = ar->wmi.ops->gen_wow_add_wakeup_event(ar, vdev_id, event, enable); + if (IS_ERR(skb)) + return PTR_ERR(skb); + + cmd_id = ar->wmi.cmd->wow_enable_disable_wake_event_cmdid; + return ath10k_wmi_cmd_send(ar, skb, cmd_id); +} + +static inline int +ath10k_wmi_wow_host_wakeup_ind(struct ath10k *ar) +{ + struct sk_buff *skb; + u32 cmd_id; + + if (!ar->wmi.ops->gen_wow_host_wakeup_ind) + return -EOPNOTSUPP; + + skb = ar->wmi.ops->gen_wow_host_wakeup_ind(ar); + if (IS_ERR(skb)) + return PTR_ERR(skb); + + cmd_id = ar->wmi.cmd->wow_hostwakeup_from_sleep_cmdid; + return ath10k_wmi_cmd_send(ar, skb, cmd_id); +} + +static inline int +ath10k_wmi_wow_add_pattern(struct ath10k *ar, u32 vdev_id, u32 pattern_id, + const u8 *pattern, const u8 *mask, + int pattern_len, int pattern_offset) +{ + struct sk_buff *skb; + u32 cmd_id; + + if (!ar->wmi.ops->gen_wow_add_pattern) + return -EOPNOTSUPP; + + skb = ar->wmi.ops->gen_wow_add_pattern(ar, vdev_id, pattern_id, + pattern, mask, pattern_len, + pattern_offset); + if (IS_ERR(skb)) + return PTR_ERR(skb); + + cmd_id = ar->wmi.cmd->wow_add_wake_pattern_cmdid; + return ath10k_wmi_cmd_send(ar, skb, cmd_id); +} + +static inline int +ath10k_wmi_wow_del_pattern(struct ath10k *ar, u32 vdev_id, u32 pattern_id) +{ + struct sk_buff *skb; + u32 cmd_id; + + if (!ar->wmi.ops->gen_wow_del_pattern) + return -EOPNOTSUPP; + + skb = ar->wmi.ops->gen_wow_del_pattern(ar, vdev_id, pattern_id); + if (IS_ERR(skb)) + return PTR_ERR(skb); + + cmd_id = ar->wmi.cmd->wow_del_wake_pattern_cmdid; + return ath10k_wmi_cmd_send(ar, skb, cmd_id); +} #endif diff --git a/drivers/net/wireless/ath/ath10k/wmi-tlv.c b/drivers/net/wireless/ath/ath10k/wmi-tlv.c index 71614ba1b145..afb822caca94 100644 --- a/drivers/net/wireless/ath/ath10k/wmi-tlv.c +++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.c @@ -17,9 +17,11 @@ #include "core.h" #include "debug.h" #include "hw.h" +#include "mac.h" #include "wmi.h" #include "wmi-ops.h" #include "wmi-tlv.h" +#include "p2p.h" /***************/ /* TLV helpers */ @@ -31,9 +33,9 @@ struct wmi_tlv_policy { static const struct wmi_tlv_policy wmi_tlv_policies[] = { [WMI_TLV_TAG_ARRAY_BYTE] - = { .min_len = sizeof(u8) }, + = { .min_len = 0 }, [WMI_TLV_TAG_ARRAY_UINT32] - = { .min_len = sizeof(u32) }, + = { .min_len = 0 }, [WMI_TLV_TAG_STRUCT_SCAN_EVENT] = { .min_len = sizeof(struct wmi_scan_event) }, [WMI_TLV_TAG_STRUCT_MGMT_RX_HDR] @@ -62,6 +64,12 @@ static const struct wmi_tlv_policy wmi_tlv_policies[] = { = { .min_len = sizeof(struct wmi_tlv_bcn_tx_status_ev) }, [WMI_TLV_TAG_STRUCT_DIAG_DATA_CONTAINER_EVENT] = { .min_len = sizeof(struct wmi_tlv_diag_data_ev) }, + [WMI_TLV_TAG_STRUCT_P2P_NOA_EVENT] + = { .min_len = sizeof(struct wmi_tlv_p2p_noa_ev) }, + [WMI_TLV_TAG_STRUCT_ROAM_EVENT] + = { .min_len = sizeof(struct wmi_tlv_roam_ev) }, + [WMI_TLV_TAG_STRUCT_WOW_EVENT_INFO] + = { .min_len = sizeof(struct wmi_tlv_wow_event_info) }, }; static int @@ -168,6 +176,7 @@ static int ath10k_wmi_tlv_event_bcn_tx_status(struct ath10k *ar, { const void **tb; const struct wmi_tlv_bcn_tx_status_ev *ev; + struct ath10k_vif *arvif; u32 vdev_id, tx_status; int ret; @@ -201,6 +210,10 @@ static int ath10k_wmi_tlv_event_bcn_tx_status(struct ath10k *ar, break; } + arvif = ath10k_get_arvif(ar, vdev_id); + if (arvif && arvif->is_up && arvif->vif->csa_active) + ieee80211_queue_work(ar->hw, &arvif->ap_csa_work); + kfree(tb); return 0; } @@ -296,6 +309,41 @@ static int ath10k_wmi_tlv_event_diag(struct ath10k *ar, return 0; } +static int ath10k_wmi_tlv_event_p2p_noa(struct ath10k *ar, + struct sk_buff *skb) +{ + const void **tb; + const struct wmi_tlv_p2p_noa_ev *ev; + const struct wmi_p2p_noa_info *noa; + int ret, vdev_id; + + tb = ath10k_wmi_tlv_parse_alloc(ar, skb->data, skb->len, GFP_ATOMIC); + if (IS_ERR(tb)) { + ret = PTR_ERR(tb); + ath10k_warn(ar, "failed to parse tlv: %d\n", ret); + return ret; + } + + ev = tb[WMI_TLV_TAG_STRUCT_P2P_NOA_EVENT]; + noa = tb[WMI_TLV_TAG_STRUCT_P2P_NOA_INFO]; + + if (!ev || !noa) { + kfree(tb); + return -EPROTO; + } + + vdev_id = __le32_to_cpu(ev->vdev_id); + + ath10k_dbg(ar, ATH10K_DBG_WMI, + "wmi tlv p2p noa vdev_id %i descriptors %hhu\n", + vdev_id, noa->num_descriptors); + + ath10k_p2p_noa_update_by_vdev_id(ar, vdev_id, noa); + + kfree(tb); + return 0; +} + /***********/ /* TLV ops */ /***********/ @@ -417,6 +465,9 @@ static void ath10k_wmi_tlv_op_rx(struct ath10k *ar, struct sk_buff *skb) case WMI_TLV_DIAG_EVENTID: ath10k_wmi_tlv_event_diag(ar, skb); break; + case WMI_TLV_P2P_NOA_EVENTID: + ath10k_wmi_tlv_event_p2p_noa(ar, skb); + break; default: ath10k_warn(ar, "Unknown eventid: %d\n", id); break; @@ -869,16 +920,57 @@ static int ath10k_wmi_tlv_op_pull_rdy_ev(struct ath10k *ar, return 0; } +static void ath10k_wmi_tlv_pull_vdev_stats(const struct wmi_tlv_vdev_stats *src, + struct ath10k_fw_stats_vdev *dst) +{ + int i; + + dst->vdev_id = __le32_to_cpu(src->vdev_id); + dst->beacon_snr = __le32_to_cpu(src->beacon_snr); + dst->data_snr = __le32_to_cpu(src->data_snr); + dst->num_rx_frames = __le32_to_cpu(src->num_rx_frames); + dst->num_rts_fail = __le32_to_cpu(src->num_rts_fail); + dst->num_rts_success = __le32_to_cpu(src->num_rts_success); + dst->num_rx_err = __le32_to_cpu(src->num_rx_err); + dst->num_rx_discard = __le32_to_cpu(src->num_rx_discard); + dst->num_tx_not_acked = __le32_to_cpu(src->num_tx_not_acked); + + for (i = 0; i < ARRAY_SIZE(src->num_tx_frames); i++) + dst->num_tx_frames[i] = + __le32_to_cpu(src->num_tx_frames[i]); + + for (i = 0; i < ARRAY_SIZE(src->num_tx_frames_retries); i++) + dst->num_tx_frames_retries[i] = + __le32_to_cpu(src->num_tx_frames_retries[i]); + + for (i = 0; i < ARRAY_SIZE(src->num_tx_frames_failures); i++) + dst->num_tx_frames_failures[i] = + __le32_to_cpu(src->num_tx_frames_failures[i]); + + for (i = 0; i < ARRAY_SIZE(src->tx_rate_history); i++) + dst->tx_rate_history[i] = + __le32_to_cpu(src->tx_rate_history[i]); + + for (i = 0; i < ARRAY_SIZE(src->beacon_rssi_history); i++) + dst->beacon_rssi_history[i] = + __le32_to_cpu(src->beacon_rssi_history[i]); +} + static int ath10k_wmi_tlv_op_pull_fw_stats(struct ath10k *ar, struct sk_buff *skb, struct ath10k_fw_stats *stats) { const void **tb; - const struct wmi_stats_event *ev; + const struct wmi_tlv_stats_ev *ev; const void *data; - u32 num_pdev_stats, num_vdev_stats, num_peer_stats; + u32 num_pdev_stats; + u32 num_vdev_stats; + u32 num_peer_stats; + u32 num_bcnflt_stats; + u32 num_chan_stats; size_t data_len; int ret; + int i; tb = ath10k_wmi_tlv_parse_alloc(ar, skb->data, skb->len, GFP_ATOMIC); if (IS_ERR(tb)) { @@ -899,8 +991,132 @@ static int ath10k_wmi_tlv_op_pull_fw_stats(struct ath10k *ar, num_pdev_stats = __le32_to_cpu(ev->num_pdev_stats); num_vdev_stats = __le32_to_cpu(ev->num_vdev_stats); num_peer_stats = __le32_to_cpu(ev->num_peer_stats); + num_bcnflt_stats = __le32_to_cpu(ev->num_bcnflt_stats); + num_chan_stats = __le32_to_cpu(ev->num_chan_stats); + + ath10k_dbg(ar, ATH10K_DBG_WMI, + "wmi tlv stats update pdev %i vdev %i peer %i bcnflt %i chan %i\n", + num_pdev_stats, num_vdev_stats, num_peer_stats, + num_bcnflt_stats, num_chan_stats); + + for (i = 0; i < num_pdev_stats; i++) { + const struct wmi_pdev_stats *src; + struct ath10k_fw_stats_pdev *dst; + + src = data; + if (data_len < sizeof(*src)) + return -EPROTO; + + data += sizeof(*src); + data_len -= sizeof(*src); + + dst = kzalloc(sizeof(*dst), GFP_ATOMIC); + if (!dst) + continue; + + ath10k_wmi_pull_pdev_stats_base(&src->base, dst); + ath10k_wmi_pull_pdev_stats_tx(&src->tx, dst); + ath10k_wmi_pull_pdev_stats_rx(&src->rx, dst); + list_add_tail(&dst->list, &stats->pdevs); + } + + for (i = 0; i < num_vdev_stats; i++) { + const struct wmi_tlv_vdev_stats *src; + struct ath10k_fw_stats_vdev *dst; + + src = data; + if (data_len < sizeof(*src)) + return -EPROTO; + + data += sizeof(*src); + data_len -= sizeof(*src); + + dst = kzalloc(sizeof(*dst), GFP_ATOMIC); + if (!dst) + continue; + + ath10k_wmi_tlv_pull_vdev_stats(src, dst); + list_add_tail(&dst->list, &stats->vdevs); + } - WARN_ON(1); /* FIXME: not implemented yet */ + for (i = 0; i < num_peer_stats; i++) { + const struct wmi_10x_peer_stats *src; + struct ath10k_fw_stats_peer *dst; + + src = data; + if (data_len < sizeof(*src)) + return -EPROTO; + + data += sizeof(*src); + data_len -= sizeof(*src); + + dst = kzalloc(sizeof(*dst), GFP_ATOMIC); + if (!dst) + continue; + + ath10k_wmi_pull_peer_stats(&src->old, dst); + dst->peer_rx_rate = __le32_to_cpu(src->peer_rx_rate); + list_add_tail(&dst->list, &stats->peers); + } + + kfree(tb); + return 0; +} + +static int ath10k_wmi_tlv_op_pull_roam_ev(struct ath10k *ar, + struct sk_buff *skb, + struct wmi_roam_ev_arg *arg) +{ + const void **tb; + const struct wmi_tlv_roam_ev *ev; + int ret; + + tb = ath10k_wmi_tlv_parse_alloc(ar, skb->data, skb->len, GFP_ATOMIC); + if (IS_ERR(tb)) { + ret = PTR_ERR(tb); + ath10k_warn(ar, "failed to parse tlv: %d\n", ret); + return ret; + } + + ev = tb[WMI_TLV_TAG_STRUCT_ROAM_EVENT]; + if (!ev) { + kfree(tb); + return -EPROTO; + } + + arg->vdev_id = ev->vdev_id; + arg->reason = ev->reason; + arg->rssi = ev->rssi; + + kfree(tb); + return 0; +} + +static int +ath10k_wmi_tlv_op_pull_wow_ev(struct ath10k *ar, struct sk_buff *skb, + struct wmi_wow_ev_arg *arg) +{ + const void **tb; + const struct wmi_tlv_wow_event_info *ev; + int ret; + + tb = ath10k_wmi_tlv_parse_alloc(ar, skb->data, skb->len, GFP_ATOMIC); + if (IS_ERR(tb)) { + ret = PTR_ERR(tb); + ath10k_warn(ar, "failed to parse tlv: %d\n", ret); + return ret; + } + + ev = tb[WMI_TLV_TAG_STRUCT_WOW_EVENT_INFO]; + if (!ev) { + kfree(tb); + return -EPROTO; + } + + arg->vdev_id = __le32_to_cpu(ev->vdev_id); + arg->flag = __le32_to_cpu(ev->flag); + arg->wake_reason = __le32_to_cpu(ev->wake_reason); + arg->data_len = __le32_to_cpu(ev->data_len); kfree(tb); return 0; @@ -1091,7 +1307,7 @@ static struct sk_buff *ath10k_wmi_tlv_op_gen_init(struct ath10k *ar) cfg->num_tdls_conn_table_entries = __cpu_to_le32(0x20); cfg->beacon_tx_offload_max_vdev = __cpu_to_le32(2); cfg->num_multicast_filter_entries = __cpu_to_le32(5); - cfg->num_wow_filters = __cpu_to_le32(0x16); + cfg->num_wow_filters = __cpu_to_le32(ar->wow.max_num_patterns); cfg->num_keep_alive_pattern = __cpu_to_le32(6); cfg->keep_alive_pattern_size = __cpu_to_le32(0); cfg->max_tdls_concurrent_sleep_sta = __cpu_to_le32(1); @@ -1604,14 +1820,12 @@ ath10k_wmi_tlv_op_gen_vdev_wmm_conf(struct ath10k *ar, u32 vdev_id, const struct wmi_wmm_params_all_arg *arg) { struct wmi_tlv_vdev_set_wmm_cmd *cmd; - struct wmi_wmm_params *wmm; struct wmi_tlv *tlv; struct sk_buff *skb; size_t len; void *ptr; - len = (sizeof(*tlv) + sizeof(*cmd)) + - (4 * (sizeof(*tlv) + sizeof(*wmm))); + len = sizeof(*tlv) + sizeof(*cmd); skb = ath10k_wmi_alloc_skb(ar, len); if (!skb) return ERR_PTR(-ENOMEM); @@ -1623,13 +1837,10 @@ ath10k_wmi_tlv_op_gen_vdev_wmm_conf(struct ath10k *ar, u32 vdev_id, cmd = (void *)tlv->value; cmd->vdev_id = __cpu_to_le32(vdev_id); - ptr += sizeof(*tlv); - ptr += sizeof(*cmd); - - ptr = ath10k_wmi_tlv_put_wmm(ptr, &arg->ac_be); - ptr = ath10k_wmi_tlv_put_wmm(ptr, &arg->ac_bk); - ptr = ath10k_wmi_tlv_put_wmm(ptr, &arg->ac_vi); - ptr = ath10k_wmi_tlv_put_wmm(ptr, &arg->ac_vo); + ath10k_wmi_set_wmm_param(&cmd->vdev_wmm_params[0].params, &arg->ac_be); + ath10k_wmi_set_wmm_param(&cmd->vdev_wmm_params[1].params, &arg->ac_bk); + ath10k_wmi_set_wmm_param(&cmd->vdev_wmm_params[2].params, &arg->ac_vi); + ath10k_wmi_set_wmm_param(&cmd->vdev_wmm_params[3].params, &arg->ac_vo); ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi tlv vdev wmm conf\n"); return skb; @@ -1926,7 +2137,7 @@ ath10k_wmi_tlv_op_gen_set_ap_ps(struct ath10k *ar, u32 vdev_id, const u8 *mac, if (!mac) return ERR_PTR(-EINVAL); - skb = ath10k_wmi_alloc_skb(ar, sizeof(*cmd)); + skb = ath10k_wmi_alloc_skb(ar, sizeof(*tlv) + sizeof(*cmd)); if (!skb) return ERR_PTR(-ENOMEM); @@ -2080,8 +2291,7 @@ ath10k_wmi_tlv_op_gen_pdev_set_wmm(struct ath10k *ar, } static struct sk_buff * -ath10k_wmi_tlv_op_gen_request_stats(struct ath10k *ar, - enum wmi_stats_id stats_id) +ath10k_wmi_tlv_op_gen_request_stats(struct ath10k *ar, u32 stats_mask) { struct wmi_request_stats_cmd *cmd; struct wmi_tlv *tlv; @@ -2095,7 +2305,7 @@ ath10k_wmi_tlv_op_gen_request_stats(struct ath10k *ar, tlv->tag = __cpu_to_le16(WMI_TLV_TAG_STRUCT_REQUEST_STATS_CMD); tlv->len = __cpu_to_le16(sizeof(*cmd)); cmd = (void *)tlv->value; - cmd->stats_id = __cpu_to_le32(stats_id); + cmd->stats_id = __cpu_to_le32(stats_mask); ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi tlv request stats\n"); return skb; @@ -2385,6 +2595,210 @@ ath10k_wmi_tlv_op_gen_p2p_go_bcn_ie(struct ath10k *ar, u32 vdev_id, return skb; } +static struct sk_buff * +ath10k_wmi_tlv_op_gen_wow_enable(struct ath10k *ar) +{ + struct wmi_tlv_wow_enable_cmd *cmd; + struct wmi_tlv *tlv; + struct sk_buff *skb; + size_t len; + + len = sizeof(*tlv) + sizeof(*cmd); + skb = ath10k_wmi_alloc_skb(ar, len); + if (!skb) + return ERR_PTR(-ENOMEM); + + tlv = (struct wmi_tlv *)skb->data; + tlv->tag = __cpu_to_le16(WMI_TLV_TAG_STRUCT_WOW_ENABLE_CMD); + tlv->len = __cpu_to_le16(sizeof(*cmd)); + cmd = (void *)tlv->value; + + cmd->enable = __cpu_to_le32(1); + + ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi tlv wow enable\n"); + return skb; +} + +static struct sk_buff * +ath10k_wmi_tlv_op_gen_wow_add_wakeup_event(struct ath10k *ar, + u32 vdev_id, + enum wmi_wow_wakeup_event event, + u32 enable) +{ + struct wmi_tlv_wow_add_del_event_cmd *cmd; + struct wmi_tlv *tlv; + struct sk_buff *skb; + size_t len; + + len = sizeof(*tlv) + sizeof(*cmd); + skb = ath10k_wmi_alloc_skb(ar, len); + if (!skb) + return ERR_PTR(-ENOMEM); + + tlv = (struct wmi_tlv *)skb->data; + tlv->tag = __cpu_to_le16(WMI_TLV_TAG_STRUCT_WOW_ADD_DEL_EVT_CMD); + tlv->len = __cpu_to_le16(sizeof(*cmd)); + cmd = (void *)tlv->value; + + cmd->vdev_id = __cpu_to_le32(vdev_id); + cmd->is_add = __cpu_to_le32(enable); + cmd->event_bitmap = __cpu_to_le32(1 << event); + + ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi tlv wow add wakeup event %s enable %d vdev_id %d\n", + wow_wakeup_event(event), enable, vdev_id); + return skb; +} + +static struct sk_buff * +ath10k_wmi_tlv_gen_wow_host_wakeup_ind(struct ath10k *ar) +{ + struct wmi_tlv_wow_host_wakeup_ind *cmd; + struct wmi_tlv *tlv; + struct sk_buff *skb; + size_t len; + + len = sizeof(*tlv) + sizeof(*cmd); + skb = ath10k_wmi_alloc_skb(ar, len); + if (!skb) + return ERR_PTR(-ENOMEM); + + tlv = (struct wmi_tlv *)skb->data; + tlv->tag = __cpu_to_le16(WMI_TLV_TAG_STRUCT_WOW_HOSTWAKEUP_FROM_SLEEP_CMD); + tlv->len = __cpu_to_le16(sizeof(*cmd)); + cmd = (void *)tlv->value; + + ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi tlv wow host wakeup ind\n"); + return skb; +} + +static struct sk_buff * +ath10k_wmi_tlv_op_gen_wow_add_pattern(struct ath10k *ar, u32 vdev_id, + u32 pattern_id, const u8 *pattern, + const u8 *bitmask, int pattern_len, + int pattern_offset) +{ + struct wmi_tlv_wow_add_pattern_cmd *cmd; + struct wmi_tlv_wow_bitmap_pattern *bitmap; + struct wmi_tlv *tlv; + struct sk_buff *skb; + void *ptr; + size_t len; + + len = sizeof(*tlv) + sizeof(*cmd) + + sizeof(*tlv) + /* array struct */ + sizeof(*tlv) + sizeof(*bitmap) + /* bitmap */ + sizeof(*tlv) + /* empty ipv4 sync */ + sizeof(*tlv) + /* empty ipv6 sync */ + sizeof(*tlv) + /* empty magic */ + sizeof(*tlv) + /* empty info timeout */ + sizeof(*tlv) + sizeof(u32); /* ratelimit interval */ + + skb = ath10k_wmi_alloc_skb(ar, len); + if (!skb) + return ERR_PTR(-ENOMEM); + + /* cmd */ + ptr = (void *)skb->data; + tlv = ptr; + tlv->tag = __cpu_to_le16(WMI_TLV_TAG_STRUCT_WOW_ADD_PATTERN_CMD); + tlv->len = __cpu_to_le16(sizeof(*cmd)); + cmd = (void *)tlv->value; + + cmd->vdev_id = __cpu_to_le32(vdev_id); + cmd->pattern_id = __cpu_to_le32(pattern_id); + cmd->pattern_type = __cpu_to_le32(WOW_BITMAP_PATTERN); + + ptr += sizeof(*tlv); + ptr += sizeof(*cmd); + + /* bitmap */ + tlv = ptr; + tlv->tag = __cpu_to_le16(WMI_TLV_TAG_ARRAY_STRUCT); + tlv->len = __cpu_to_le16(sizeof(*tlv) + sizeof(*bitmap)); + + ptr += sizeof(*tlv); + + tlv = ptr; + tlv->tag = __cpu_to_le16(WMI_TLV_TAG_STRUCT_WOW_BITMAP_PATTERN_T); + tlv->len = __cpu_to_le16(sizeof(*bitmap)); + bitmap = (void *)tlv->value; + + memcpy(bitmap->patternbuf, pattern, pattern_len); + memcpy(bitmap->bitmaskbuf, bitmask, pattern_len); + bitmap->pattern_offset = __cpu_to_le32(pattern_offset); + bitmap->pattern_len = __cpu_to_le32(pattern_len); + bitmap->bitmask_len = __cpu_to_le32(pattern_len); + bitmap->pattern_id = __cpu_to_le32(pattern_id); + + ptr += sizeof(*tlv); + ptr += sizeof(*bitmap); + + /* ipv4 sync */ + tlv = ptr; + tlv->tag = __cpu_to_le16(WMI_TLV_TAG_ARRAY_STRUCT); + tlv->len = __cpu_to_le16(0); + + ptr += sizeof(*tlv); + + /* ipv6 sync */ + tlv = ptr; + tlv->tag = __cpu_to_le16(WMI_TLV_TAG_ARRAY_STRUCT); + tlv->len = __cpu_to_le16(0); + + ptr += sizeof(*tlv); + + /* magic */ + tlv = ptr; + tlv->tag = __cpu_to_le16(WMI_TLV_TAG_ARRAY_STRUCT); + tlv->len = __cpu_to_le16(0); + + ptr += sizeof(*tlv); + + /* pattern info timeout */ + tlv = ptr; + tlv->tag = __cpu_to_le16(WMI_TLV_TAG_ARRAY_UINT32); + tlv->len = __cpu_to_le16(0); + + ptr += sizeof(*tlv); + + /* ratelimit interval */ + tlv = ptr; + tlv->tag = __cpu_to_le16(WMI_TLV_TAG_ARRAY_UINT32); + tlv->len = __cpu_to_le16(sizeof(u32)); + + ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi tlv wow add pattern vdev_id %d pattern_id %d, pattern_offset %d\n", + vdev_id, pattern_id, pattern_offset); + return skb; +} + +static struct sk_buff * +ath10k_wmi_tlv_op_gen_wow_del_pattern(struct ath10k *ar, u32 vdev_id, + u32 pattern_id) +{ + struct wmi_tlv_wow_del_pattern_cmd *cmd; + struct wmi_tlv *tlv; + struct sk_buff *skb; + size_t len; + + len = sizeof(*tlv) + sizeof(*cmd); + skb = ath10k_wmi_alloc_skb(ar, len); + if (!skb) + return ERR_PTR(-ENOMEM); + + tlv = (struct wmi_tlv *)skb->data; + tlv->tag = __cpu_to_le16(WMI_TLV_TAG_STRUCT_WOW_DEL_PATTERN_CMD); + tlv->len = __cpu_to_le16(sizeof(*cmd)); + cmd = (void *)tlv->value; + + cmd->vdev_id = __cpu_to_le32(vdev_id); + cmd->pattern_id = __cpu_to_le32(pattern_id); + cmd->pattern_type = __cpu_to_le32(WOW_BITMAP_PATTERN); + + ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi tlv wow del pattern vdev_id %d pattern_id %d\n", + vdev_id, pattern_id); + return skb; +} + /****************/ /* TLV mappings */ /****************/ @@ -2636,6 +3050,8 @@ static const struct wmi_ops wmi_tlv_ops = { .pull_svc_rdy = ath10k_wmi_tlv_op_pull_svc_rdy_ev, .pull_rdy = ath10k_wmi_tlv_op_pull_rdy_ev, .pull_fw_stats = ath10k_wmi_tlv_op_pull_fw_stats, + .pull_roam_ev = ath10k_wmi_tlv_op_pull_roam_ev, + .pull_wow_event = ath10k_wmi_tlv_op_pull_wow_ev, .gen_pdev_suspend = ath10k_wmi_tlv_op_gen_pdev_suspend, .gen_pdev_resume = ath10k_wmi_tlv_op_gen_pdev_resume, @@ -2681,6 +3097,11 @@ static const struct wmi_ops wmi_tlv_ops = { .gen_p2p_go_bcn_ie = ath10k_wmi_tlv_op_gen_p2p_go_bcn_ie, .gen_vdev_sta_uapsd = ath10k_wmi_tlv_op_gen_vdev_sta_uapsd, .gen_sta_keepalive = ath10k_wmi_tlv_op_gen_sta_keepalive, + .gen_wow_enable = ath10k_wmi_tlv_op_gen_wow_enable, + .gen_wow_add_wakeup_event = ath10k_wmi_tlv_op_gen_wow_add_wakeup_event, + .gen_wow_host_wakeup_ind = ath10k_wmi_tlv_gen_wow_host_wakeup_ind, + .gen_wow_add_pattern = ath10k_wmi_tlv_op_gen_wow_add_pattern, + .gen_wow_del_pattern = ath10k_wmi_tlv_op_gen_wow_del_pattern, }; /************/ diff --git a/drivers/net/wireless/ath/ath10k/wmi-tlv.h b/drivers/net/wireless/ath/ath10k/wmi-tlv.h index de68fe76eae6..9d671586f912 100644 --- a/drivers/net/wireless/ath/ath10k/wmi-tlv.h +++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.h @@ -1302,8 +1302,14 @@ struct wmi_tlv_pdev_set_wmm_cmd { __le32 dg_type; /* no idea.. */ } __packed; +struct wmi_tlv_vdev_wmm_params { + __le32 dummy; + struct wmi_wmm_params params; +} __packed; + struct wmi_tlv_vdev_set_wmm_cmd { __le32 vdev_id; + struct wmi_tlv_vdev_wmm_params vdev_wmm_params[4]; } __packed; struct wmi_tlv_phyerr_ev { @@ -1439,6 +1445,84 @@ struct wmi_tlv_sta_keepalive_cmd { __le32 interval; /* in seconds */ } __packed; +struct wmi_tlv_stats_ev { + __le32 stats_id; /* WMI_STAT_ */ + __le32 num_pdev_stats; + __le32 num_vdev_stats; + __le32 num_peer_stats; + __le32 num_bcnflt_stats; + __le32 num_chan_stats; +} __packed; + +struct wmi_tlv_p2p_noa_ev { + __le32 vdev_id; +} __packed; + +struct wmi_tlv_roam_ev { + __le32 vdev_id; + __le32 reason; + __le32 rssi; +} __packed; + +struct wmi_tlv_wow_add_del_event_cmd { + __le32 vdev_id; + __le32 is_add; + __le32 event_bitmap; +} __packed; + +struct wmi_tlv_wow_enable_cmd { + __le32 enable; +} __packed; + +struct wmi_tlv_wow_host_wakeup_ind { + __le32 reserved; +} __packed; + +struct wmi_tlv_wow_event_info { + __le32 vdev_id; + __le32 flag; + __le32 wake_reason; + __le32 data_len; +} __packed; + +enum wmi_tlv_pattern_type { + WOW_PATTERN_MIN = 0, + WOW_BITMAP_PATTERN = WOW_PATTERN_MIN, + WOW_IPV4_SYNC_PATTERN, + WOW_IPV6_SYNC_PATTERN, + WOW_WILD_CARD_PATTERN, + WOW_TIMER_PATTERN, + WOW_MAGIC_PATTERN, + WOW_IPV6_RA_PATTERN, + WOW_IOAC_PKT_PATTERN, + WOW_IOAC_TMR_PATTERN, + WOW_PATTERN_MAX +}; + +#define WOW_DEFAULT_BITMAP_PATTERN_SIZE 148 +#define WOW_DEFAULT_BITMASK_SIZE 148 + +struct wmi_tlv_wow_bitmap_pattern { + u8 patternbuf[WOW_DEFAULT_BITMAP_PATTERN_SIZE]; + u8 bitmaskbuf[WOW_DEFAULT_BITMASK_SIZE]; + __le32 pattern_offset; + __le32 pattern_len; + __le32 bitmask_len; + __le32 pattern_id; +} __packed; + +struct wmi_tlv_wow_add_pattern_cmd { + __le32 vdev_id; + __le32 pattern_id; + __le32 pattern_type; +} __packed; + +struct wmi_tlv_wow_del_pattern_cmd { + __le32 vdev_id; + __le32 pattern_id; + __le32 pattern_type; +} __packed; + void ath10k_wmi_tlv_attach(struct ath10k *ar); #endif diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c index aeea1c793943..a5ed54959a10 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.c +++ b/drivers/net/wireless/ath/ath10k/wmi.c @@ -26,6 +26,7 @@ #include "mac.h" #include "testmode.h" #include "wmi-ops.h" +#include "p2p.h" /* MAIN WMI cmd track */ static struct wmi_cmd_map wmi_cmd_map = { @@ -1125,6 +1126,25 @@ static void ath10k_wmi_event_scan_started(struct ath10k *ar) } } +static void ath10k_wmi_event_scan_start_failed(struct ath10k *ar) +{ + lockdep_assert_held(&ar->data_lock); + + switch (ar->scan.state) { + case ATH10K_SCAN_IDLE: + case ATH10K_SCAN_RUNNING: + case ATH10K_SCAN_ABORTING: + ath10k_warn(ar, "received scan start failed event in an invalid scan state: %s (%d)\n", + ath10k_scan_state_str(ar->scan.state), + ar->scan.state); + break; + case ATH10K_SCAN_STARTING: + complete(&ar->scan.started); + __ath10k_scan_finish(ar); + break; + } +} + static void ath10k_wmi_event_scan_completed(struct ath10k *ar) { lockdep_assert_held(&ar->data_lock); @@ -1292,6 +1312,7 @@ int ath10k_wmi_event_scan(struct ath10k *ar, struct sk_buff *skb) break; case WMI_SCAN_EVENT_START_FAILED: ath10k_warn(ar, "received scan start failure event\n"); + ath10k_wmi_event_scan_start_failed(ar); break; case WMI_SCAN_EVENT_DEQUEUED: case WMI_SCAN_EVENT_PREEMPTED: @@ -1565,6 +1586,9 @@ int ath10k_wmi_event_mgmt_rx(struct ath10k *ar, struct sk_buff *skb) } } + if (ieee80211_is_beacon(hdr->frame_control)) + ath10k_mac_handle_beacon(ar, skb); + ath10k_dbg(ar, ATH10K_DBG_MGMT, "event mgmt rx skb %p len %d ftype %02x stype %02x\n", skb, skb->len, @@ -2256,109 +2280,25 @@ static void ath10k_wmi_update_tim(struct ath10k *ar, tim->bitmap_ctrl, pvm_len); } -static void ath10k_p2p_fill_noa_ie(u8 *data, u32 len, - const struct wmi_p2p_noa_info *noa) -{ - struct ieee80211_p2p_noa_attr *noa_attr; - u8 ctwindow_oppps = noa->ctwindow_oppps; - u8 ctwindow = ctwindow_oppps >> WMI_P2P_OPPPS_CTWINDOW_OFFSET; - bool oppps = !!(ctwindow_oppps & WMI_P2P_OPPPS_ENABLE_BIT); - __le16 *noa_attr_len; - u16 attr_len; - u8 noa_descriptors = noa->num_descriptors; - int i; - - /* P2P IE */ - data[0] = WLAN_EID_VENDOR_SPECIFIC; - data[1] = len - 2; - data[2] = (WLAN_OUI_WFA >> 16) & 0xff; - data[3] = (WLAN_OUI_WFA >> 8) & 0xff; - data[4] = (WLAN_OUI_WFA >> 0) & 0xff; - data[5] = WLAN_OUI_TYPE_WFA_P2P; - - /* NOA ATTR */ - data[6] = IEEE80211_P2P_ATTR_ABSENCE_NOTICE; - noa_attr_len = (__le16 *)&data[7]; /* 2 bytes */ - noa_attr = (struct ieee80211_p2p_noa_attr *)&data[9]; - - noa_attr->index = noa->index; - noa_attr->oppps_ctwindow = ctwindow; - if (oppps) - noa_attr->oppps_ctwindow |= IEEE80211_P2P_OPPPS_ENABLE_BIT; - - for (i = 0; i < noa_descriptors; i++) { - noa_attr->desc[i].count = - __le32_to_cpu(noa->descriptors[i].type_count); - noa_attr->desc[i].duration = noa->descriptors[i].duration; - noa_attr->desc[i].interval = noa->descriptors[i].interval; - noa_attr->desc[i].start_time = noa->descriptors[i].start_time; - } - - attr_len = 2; /* index + oppps_ctwindow */ - attr_len += noa_descriptors * sizeof(struct ieee80211_p2p_noa_desc); - *noa_attr_len = __cpu_to_le16(attr_len); -} - -static u32 ath10k_p2p_calc_noa_ie_len(const struct wmi_p2p_noa_info *noa) -{ - u32 len = 0; - u8 noa_descriptors = noa->num_descriptors; - u8 opp_ps_info = noa->ctwindow_oppps; - bool opps_enabled = !!(opp_ps_info & WMI_P2P_OPPPS_ENABLE_BIT); - - if (!noa_descriptors && !opps_enabled) - return len; - - len += 1 + 1 + 4; /* EID + len + OUI */ - len += 1 + 2; /* noa attr + attr len */ - len += 1 + 1; /* index + oppps_ctwindow */ - len += noa_descriptors * sizeof(struct ieee80211_p2p_noa_desc); - - return len; -} - static void ath10k_wmi_update_noa(struct ath10k *ar, struct ath10k_vif *arvif, struct sk_buff *bcn, const struct wmi_p2p_noa_info *noa) { - u8 *new_data, *old_data = arvif->u.ap.noa_data; - u32 new_len; - if (arvif->vdev_subtype != WMI_VDEV_SUBTYPE_P2P_GO) return; ath10k_dbg(ar, ATH10K_DBG_MGMT, "noa changed: %d\n", noa->changed); - if (noa->changed & WMI_P2P_NOA_CHANGED_BIT) { - new_len = ath10k_p2p_calc_noa_ie_len(noa); - if (!new_len) - goto cleanup; - new_data = kmalloc(new_len, GFP_ATOMIC); - if (!new_data) - goto cleanup; - - ath10k_p2p_fill_noa_ie(new_data, new_len, noa); - - spin_lock_bh(&ar->data_lock); - arvif->u.ap.noa_data = new_data; - arvif->u.ap.noa_len = new_len; - spin_unlock_bh(&ar->data_lock); - kfree(old_data); - } + if (noa->changed & WMI_P2P_NOA_CHANGED_BIT) + ath10k_p2p_noa_update(arvif, noa); if (arvif->u.ap.noa_data) if (!pskb_expand_head(bcn, 0, arvif->u.ap.noa_len, GFP_ATOMIC)) memcpy(skb_put(bcn, arvif->u.ap.noa_len), arvif->u.ap.noa_data, arvif->u.ap.noa_len); - return; -cleanup: - spin_lock_bh(&ar->data_lock); - arvif->u.ap.noa_data = NULL; - arvif->u.ap.noa_len = 0; - spin_unlock_bh(&ar->data_lock); - kfree(old_data); + return; } static int ath10k_wmi_op_pull_swba_ev(struct ath10k *ar, struct sk_buff *skb, @@ -2581,7 +2521,7 @@ static void ath10k_dfs_radar_report(struct ath10k *ar, pe.freq = ar->hw->conf.chandef.chan->center_freq; pe.width = width; pe.rssi = rssi; - + pe.chirp = (MS(reg0, RADAR_REPORT_REG0_PULSE_IS_CHIRP) != 0); ath10k_dbg(ar, ATH10K_DBG_REGULATORY, "dfs add pulse freq: %d, width: %d, rssi %d, tsf: %llX\n", pe.freq, pe.width, pe.rssi, pe.ts); @@ -2852,7 +2792,43 @@ void ath10k_wmi_event_phyerr(struct ath10k *ar, struct sk_buff *skb) void ath10k_wmi_event_roam(struct ath10k *ar, struct sk_buff *skb) { - ath10k_dbg(ar, ATH10K_DBG_WMI, "WMI_ROAM_EVENTID\n"); + struct wmi_roam_ev_arg arg = {}; + int ret; + u32 vdev_id; + u32 reason; + s32 rssi; + + ret = ath10k_wmi_pull_roam_ev(ar, skb, &arg); + if (ret) { + ath10k_warn(ar, "failed to parse roam event: %d\n", ret); + return; + } + + vdev_id = __le32_to_cpu(arg.vdev_id); + reason = __le32_to_cpu(arg.reason); + rssi = __le32_to_cpu(arg.rssi); + rssi += WMI_SPECTRAL_NOISE_FLOOR_REF_DEFAULT; + + ath10k_dbg(ar, ATH10K_DBG_WMI, + "wmi roam event vdev %u reason 0x%08x rssi %d\n", + vdev_id, reason, rssi); + + if (reason >= WMI_ROAM_REASON_MAX) + ath10k_warn(ar, "ignoring unknown roam event reason %d on vdev %i\n", + reason, vdev_id); + + switch (reason) { + case WMI_ROAM_REASON_BEACON_MISS: + ath10k_mac_handle_beacon_miss(ar, vdev_id); + break; + case WMI_ROAM_REASON_BETTER_AP: + case WMI_ROAM_REASON_LOW_RSSI: + case WMI_ROAM_REASON_SUITABLE_AP_FOUND: + case WMI_ROAM_REASON_HO_FAILED: + ath10k_warn(ar, "ignoring not implemented roam event reason %d on vdev %i\n", + reason, vdev_id); + break; + } } void ath10k_wmi_event_profile_match(struct ath10k *ar, struct sk_buff *skb) @@ -2922,7 +2898,19 @@ void ath10k_wmi_event_rtt_error_report(struct ath10k *ar, struct sk_buff *skb) void ath10k_wmi_event_wow_wakeup_host(struct ath10k *ar, struct sk_buff *skb) { - ath10k_dbg(ar, ATH10K_DBG_WMI, "WMI_WOW_WAKEUP_HOST_EVENTID\n"); + struct wmi_wow_ev_arg ev = {}; + int ret; + + complete(&ar->wow.wakeup_completed); + + ret = ath10k_wmi_pull_wow_event(ar, skb, &ev); + if (ret) { + ath10k_warn(ar, "failed to parse wow wakeup event: %d\n", ret); + return; + } + + ath10k_dbg(ar, ATH10K_DBG_WMI, "wow wakeup host reason %s\n", + wow_reason(ev.wake_reason)); } void ath10k_wmi_event_dcs_interference(struct ath10k *ar, struct sk_buff *skb) @@ -3211,6 +3199,21 @@ static int ath10k_wmi_op_pull_rdy_ev(struct ath10k *ar, struct sk_buff *skb, return 0; } +static int ath10k_wmi_op_pull_roam_ev(struct ath10k *ar, struct sk_buff *skb, + struct wmi_roam_ev_arg *arg) +{ + struct wmi_roam_ev *ev = (void *)skb->data; + + if (skb->len < sizeof(*ev)) + return -EPROTO; + + skb_pull(skb, sizeof(*ev)); + arg->vdev_id = ev->vdev_id; + arg->reason = ev->reason; + + return 0; +} + int ath10k_wmi_event_ready(struct ath10k *ar, struct sk_buff *skb) { struct wmi_rdy_ev_arg arg = {}; @@ -4954,7 +4957,7 @@ ath10k_wmi_op_gen_pdev_set_wmm(struct ath10k *ar, } static struct sk_buff * -ath10k_wmi_op_gen_request_stats(struct ath10k *ar, enum wmi_stats_id stats_id) +ath10k_wmi_op_gen_request_stats(struct ath10k *ar, u32 stats_mask) { struct wmi_request_stats_cmd *cmd; struct sk_buff *skb; @@ -4964,9 +4967,10 @@ ath10k_wmi_op_gen_request_stats(struct ath10k *ar, enum wmi_stats_id stats_id) return ERR_PTR(-ENOMEM); cmd = (struct wmi_request_stats_cmd *)skb->data; - cmd->stats_id = __cpu_to_le32(stats_id); + cmd->stats_id = __cpu_to_le32(stats_mask); - ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi request stats %d\n", (int)stats_id); + ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi request stats 0x%08x\n", + stats_mask); return skb; } @@ -5202,6 +5206,7 @@ static const struct wmi_ops wmi_ops = { .pull_svc_rdy = ath10k_wmi_main_op_pull_svc_rdy_ev, .pull_rdy = ath10k_wmi_op_pull_rdy_ev, .pull_fw_stats = ath10k_wmi_main_op_pull_fw_stats, + .pull_roam_ev = ath10k_wmi_op_pull_roam_ev, .gen_pdev_suspend = ath10k_wmi_op_gen_pdev_suspend, .gen_pdev_resume = ath10k_wmi_op_gen_pdev_resume, @@ -5269,6 +5274,7 @@ static const struct wmi_ops wmi_10_1_ops = { .pull_swba = ath10k_wmi_op_pull_swba_ev, .pull_phyerr = ath10k_wmi_op_pull_phyerr_ev, .pull_rdy = ath10k_wmi_op_pull_rdy_ev, + .pull_roam_ev = ath10k_wmi_op_pull_roam_ev, .gen_pdev_suspend = ath10k_wmi_op_gen_pdev_suspend, .gen_pdev_resume = ath10k_wmi_op_gen_pdev_resume, @@ -5332,6 +5338,7 @@ static const struct wmi_ops wmi_10_2_ops = { .pull_swba = ath10k_wmi_op_pull_swba_ev, .pull_phyerr = ath10k_wmi_op_pull_phyerr_ev, .pull_rdy = ath10k_wmi_op_pull_rdy_ev, + .pull_roam_ev = ath10k_wmi_op_pull_roam_ev, .gen_pdev_suspend = ath10k_wmi_op_gen_pdev_suspend, .gen_pdev_resume = ath10k_wmi_op_gen_pdev_resume, @@ -5392,6 +5399,7 @@ static const struct wmi_ops wmi_10_2_4_ops = { .pull_swba = ath10k_wmi_op_pull_swba_ev, .pull_phyerr = ath10k_wmi_op_pull_phyerr_ev, .pull_rdy = ath10k_wmi_op_pull_rdy_ev, + .pull_roam_ev = ath10k_wmi_op_pull_roam_ev, .gen_pdev_suspend = ath10k_wmi_op_gen_pdev_suspend, .gen_pdev_resume = ath10k_wmi_op_gen_pdev_resume, diff --git a/drivers/net/wireless/ath/ath10k/wmi.h b/drivers/net/wireless/ath/ath10k/wmi.h index 20ce3603e64b..f95b6982af92 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.h +++ b/drivers/net/wireless/ath/ath10k/wmi.h @@ -3057,8 +3057,12 @@ struct wmi_pdev_stats_peer { } __packed; enum wmi_stats_id { - WMI_REQUEST_PEER_STAT = 0x01, - WMI_REQUEST_AP_STAT = 0x02 + WMI_STAT_PEER = BIT(0), + WMI_STAT_AP = BIT(1), + WMI_STAT_PDEV = BIT(2), + WMI_STAT_VDEV = BIT(3), + WMI_STAT_BCNFLT = BIT(4), + WMI_STAT_VDEV_RATE = BIT(5), }; struct wlan_inst_rssi_args { @@ -3093,7 +3097,7 @@ struct wmi_pdev_suspend_cmd { } __packed; struct wmi_stats_event { - __le32 stats_id; /* %WMI_REQUEST_ */ + __le32 stats_id; /* WMI_STAT_ */ /* * number of pdev stats event structures * (wmi_pdev_stats) 0 or 1 @@ -3745,6 +3749,11 @@ enum wmi_10x_vdev_param { WMI_10X_VDEV_PARAM_VHT80_RATEMASK, }; +#define WMI_VDEV_PARAM_TXBF_SU_TX_BFEE BIT(0) +#define WMI_VDEV_PARAM_TXBF_MU_TX_BFEE BIT(1) +#define WMI_VDEV_PARAM_TXBF_SU_TX_BFER BIT(2) +#define WMI_VDEV_PARAM_TXBF_MU_TX_BFER BIT(3) + /* slot time long */ #define WMI_VDEV_SLOT_TIME_LONG 0x1 /* slot time short */ @@ -4436,7 +4445,8 @@ enum wmi_peer_param { WMI_PEER_AUTHORIZE = 0x3, WMI_PEER_CHAN_WIDTH = 0x4, WMI_PEER_NSS = 0x5, - WMI_PEER_USE_4ADDR = 0x6 + WMI_PEER_USE_4ADDR = 0x6, + WMI_PEER_DUMMY_VAR = 0xff, /* dummy parameter for STA PS workaround */ }; struct wmi_peer_set_param_cmd { @@ -4759,6 +4769,22 @@ struct wmi_dbglog_cfg_cmd { __le32 config_valid; } __packed; +enum wmi_roam_reason { + WMI_ROAM_REASON_BETTER_AP = 1, + WMI_ROAM_REASON_BEACON_MISS = 2, + WMI_ROAM_REASON_LOW_RSSI = 3, + WMI_ROAM_REASON_SUITABLE_AP_FOUND = 4, + WMI_ROAM_REASON_HO_FAILED = 5, + + /* keep last */ + WMI_ROAM_REASON_MAX, +}; + +struct wmi_roam_ev { + __le32 vdev_id; + __le32 reason; +} __packed; + #define ATH10K_FRAGMT_THRESHOLD_MIN 540 #define ATH10K_FRAGMT_THRESHOLD_MAX 2346 @@ -4847,11 +4873,165 @@ struct wmi_rdy_ev_arg { const u8 *mac_addr; }; +struct wmi_roam_ev_arg { + __le32 vdev_id; + __le32 reason; + __le32 rssi; +}; + struct wmi_pdev_temperature_event { /* temperature value in Celcius degree */ __le32 temperature; } __packed; +/* WOW structures */ +enum wmi_wow_wakeup_event { + WOW_BMISS_EVENT = 0, + WOW_BETTER_AP_EVENT, + WOW_DEAUTH_RECVD_EVENT, + WOW_MAGIC_PKT_RECVD_EVENT, + WOW_GTK_ERR_EVENT, + WOW_FOURWAY_HSHAKE_EVENT, + WOW_EAPOL_RECVD_EVENT, + WOW_NLO_DETECTED_EVENT, + WOW_DISASSOC_RECVD_EVENT, + WOW_PATTERN_MATCH_EVENT, + WOW_CSA_IE_EVENT, + WOW_PROBE_REQ_WPS_IE_EVENT, + WOW_AUTH_REQ_EVENT, + WOW_ASSOC_REQ_EVENT, + WOW_HTT_EVENT, + WOW_RA_MATCH_EVENT, + WOW_HOST_AUTO_SHUTDOWN_EVENT, + WOW_IOAC_MAGIC_EVENT, + WOW_IOAC_SHORT_EVENT, + WOW_IOAC_EXTEND_EVENT, + WOW_IOAC_TIMER_EVENT, + WOW_DFS_PHYERR_RADAR_EVENT, + WOW_BEACON_EVENT, + WOW_CLIENT_KICKOUT_EVENT, + WOW_EVENT_MAX, +}; + +#define C2S(x) case x: return #x + +static inline const char *wow_wakeup_event(enum wmi_wow_wakeup_event ev) +{ + switch (ev) { + C2S(WOW_BMISS_EVENT); + C2S(WOW_BETTER_AP_EVENT); + C2S(WOW_DEAUTH_RECVD_EVENT); + C2S(WOW_MAGIC_PKT_RECVD_EVENT); + C2S(WOW_GTK_ERR_EVENT); + C2S(WOW_FOURWAY_HSHAKE_EVENT); + C2S(WOW_EAPOL_RECVD_EVENT); + C2S(WOW_NLO_DETECTED_EVENT); + C2S(WOW_DISASSOC_RECVD_EVENT); + C2S(WOW_PATTERN_MATCH_EVENT); + C2S(WOW_CSA_IE_EVENT); + C2S(WOW_PROBE_REQ_WPS_IE_EVENT); + C2S(WOW_AUTH_REQ_EVENT); + C2S(WOW_ASSOC_REQ_EVENT); + C2S(WOW_HTT_EVENT); + C2S(WOW_RA_MATCH_EVENT); + C2S(WOW_HOST_AUTO_SHUTDOWN_EVENT); + C2S(WOW_IOAC_MAGIC_EVENT); + C2S(WOW_IOAC_SHORT_EVENT); + C2S(WOW_IOAC_EXTEND_EVENT); + C2S(WOW_IOAC_TIMER_EVENT); + C2S(WOW_DFS_PHYERR_RADAR_EVENT); + C2S(WOW_BEACON_EVENT); + C2S(WOW_CLIENT_KICKOUT_EVENT); + C2S(WOW_EVENT_MAX); + default: + return NULL; + } +} + +enum wmi_wow_wake_reason { + WOW_REASON_UNSPECIFIED = -1, + WOW_REASON_NLOD = 0, + WOW_REASON_AP_ASSOC_LOST, + WOW_REASON_LOW_RSSI, + WOW_REASON_DEAUTH_RECVD, + WOW_REASON_DISASSOC_RECVD, + WOW_REASON_GTK_HS_ERR, + WOW_REASON_EAP_REQ, + WOW_REASON_FOURWAY_HS_RECV, + WOW_REASON_TIMER_INTR_RECV, + WOW_REASON_PATTERN_MATCH_FOUND, + WOW_REASON_RECV_MAGIC_PATTERN, + WOW_REASON_P2P_DISC, + WOW_REASON_WLAN_HB, + WOW_REASON_CSA_EVENT, + WOW_REASON_PROBE_REQ_WPS_IE_RECV, + WOW_REASON_AUTH_REQ_RECV, + WOW_REASON_ASSOC_REQ_RECV, + WOW_REASON_HTT_EVENT, + WOW_REASON_RA_MATCH, + WOW_REASON_HOST_AUTO_SHUTDOWN, + WOW_REASON_IOAC_MAGIC_EVENT, + WOW_REASON_IOAC_SHORT_EVENT, + WOW_REASON_IOAC_EXTEND_EVENT, + WOW_REASON_IOAC_TIMER_EVENT, + WOW_REASON_ROAM_HO, + WOW_REASON_DFS_PHYERR_RADADR_EVENT, + WOW_REASON_BEACON_RECV, + WOW_REASON_CLIENT_KICKOUT_EVENT, + WOW_REASON_DEBUG_TEST = 0xFF, +}; + +static inline const char *wow_reason(enum wmi_wow_wake_reason reason) +{ + switch (reason) { + C2S(WOW_REASON_UNSPECIFIED); + C2S(WOW_REASON_NLOD); + C2S(WOW_REASON_AP_ASSOC_LOST); + C2S(WOW_REASON_LOW_RSSI); + C2S(WOW_REASON_DEAUTH_RECVD); + C2S(WOW_REASON_DISASSOC_RECVD); + C2S(WOW_REASON_GTK_HS_ERR); + C2S(WOW_REASON_EAP_REQ); + C2S(WOW_REASON_FOURWAY_HS_RECV); + C2S(WOW_REASON_TIMER_INTR_RECV); + C2S(WOW_REASON_PATTERN_MATCH_FOUND); + C2S(WOW_REASON_RECV_MAGIC_PATTERN); + C2S(WOW_REASON_P2P_DISC); + C2S(WOW_REASON_WLAN_HB); + C2S(WOW_REASON_CSA_EVENT); + C2S(WOW_REASON_PROBE_REQ_WPS_IE_RECV); + C2S(WOW_REASON_AUTH_REQ_RECV); + C2S(WOW_REASON_ASSOC_REQ_RECV); + C2S(WOW_REASON_HTT_EVENT); + C2S(WOW_REASON_RA_MATCH); + C2S(WOW_REASON_HOST_AUTO_SHUTDOWN); + C2S(WOW_REASON_IOAC_MAGIC_EVENT); + C2S(WOW_REASON_IOAC_SHORT_EVENT); + C2S(WOW_REASON_IOAC_EXTEND_EVENT); + C2S(WOW_REASON_IOAC_TIMER_EVENT); + C2S(WOW_REASON_ROAM_HO); + C2S(WOW_REASON_DFS_PHYERR_RADADR_EVENT); + C2S(WOW_REASON_BEACON_RECV); + C2S(WOW_REASON_CLIENT_KICKOUT_EVENT); + C2S(WOW_REASON_DEBUG_TEST); + default: + return NULL; + } +} + +#undef C2S + +struct wmi_wow_ev_arg { + u32 vdev_id; + u32 flag; + enum wmi_wow_wake_reason wake_reason; + u32 data_len; +}; + +#define WOW_MIN_PATTERN_SIZE 1 +#define WOW_MAX_PATTERN_SIZE 148 +#define WOW_MAX_PKT_OFFSET 128 + struct ath10k; struct ath10k_vif; struct ath10k_fw_stats_pdev; diff --git a/drivers/net/wireless/ath/ath10k/wow.c b/drivers/net/wireless/ath/ath10k/wow.c new file mode 100644 index 000000000000..a68d8fd853a3 --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/wow.c @@ -0,0 +1,321 @@ +/* + * Copyright (c) 2015 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include "mac.h" + +#include <net/mac80211.h> +#include "hif.h" +#include "core.h" +#include "debug.h" +#include "wmi.h" +#include "wmi-ops.h" + +static const struct wiphy_wowlan_support ath10k_wowlan_support = { + .flags = WIPHY_WOWLAN_DISCONNECT | + WIPHY_WOWLAN_MAGIC_PKT, + .pattern_min_len = WOW_MIN_PATTERN_SIZE, + .pattern_max_len = WOW_MAX_PATTERN_SIZE, + .max_pkt_offset = WOW_MAX_PKT_OFFSET, +}; + +static int ath10k_wow_vif_cleanup(struct ath10k_vif *arvif) +{ + struct ath10k *ar = arvif->ar; + int i, ret; + + for (i = 0; i < WOW_EVENT_MAX; i++) { + ret = ath10k_wmi_wow_add_wakeup_event(ar, arvif->vdev_id, i, 0); + if (ret) { + ath10k_warn(ar, "failed to issue wow wakeup for event %s on vdev %i: %d\n", + wow_wakeup_event(i), arvif->vdev_id, ret); + return ret; + } + } + + for (i = 0; i < ar->wow.max_num_patterns; i++) { + ret = ath10k_wmi_wow_del_pattern(ar, arvif->vdev_id, i); + if (ret) { + ath10k_warn(ar, "failed to delete wow pattern %d for vdev %i: %d\n", + i, arvif->vdev_id, ret); + return ret; + } + } + + return 0; +} + +static int ath10k_wow_cleanup(struct ath10k *ar) +{ + struct ath10k_vif *arvif; + int ret; + + lockdep_assert_held(&ar->conf_mutex); + + list_for_each_entry(arvif, &ar->arvifs, list) { + ret = ath10k_wow_vif_cleanup(arvif); + if (ret) { + ath10k_warn(ar, "failed to clean wow wakeups on vdev %i: %d\n", + arvif->vdev_id, ret); + return ret; + } + } + + return 0; +} + +static int ath10k_vif_wow_set_wakeups(struct ath10k_vif *arvif, + struct cfg80211_wowlan *wowlan) +{ + int ret, i; + unsigned long wow_mask = 0; + struct ath10k *ar = arvif->ar; + const struct cfg80211_pkt_pattern *patterns = wowlan->patterns; + int pattern_id = 0; + + /* Setup requested WOW features */ + switch (arvif->vdev_type) { + case WMI_VDEV_TYPE_IBSS: + __set_bit(WOW_BEACON_EVENT, &wow_mask); + /* fall through */ + case WMI_VDEV_TYPE_AP: + __set_bit(WOW_DEAUTH_RECVD_EVENT, &wow_mask); + __set_bit(WOW_DISASSOC_RECVD_EVENT, &wow_mask); + __set_bit(WOW_PROBE_REQ_WPS_IE_EVENT, &wow_mask); + __set_bit(WOW_AUTH_REQ_EVENT, &wow_mask); + __set_bit(WOW_ASSOC_REQ_EVENT, &wow_mask); + __set_bit(WOW_HTT_EVENT, &wow_mask); + __set_bit(WOW_RA_MATCH_EVENT, &wow_mask); + break; + case WMI_VDEV_TYPE_STA: + if (wowlan->disconnect) { + __set_bit(WOW_DEAUTH_RECVD_EVENT, &wow_mask); + __set_bit(WOW_DISASSOC_RECVD_EVENT, &wow_mask); + __set_bit(WOW_BMISS_EVENT, &wow_mask); + __set_bit(WOW_CSA_IE_EVENT, &wow_mask); + } + + if (wowlan->magic_pkt) + __set_bit(WOW_MAGIC_PKT_RECVD_EVENT, &wow_mask); + break; + default: + break; + } + + for (i = 0; i < wowlan->n_patterns; i++) { + u8 bitmask[WOW_MAX_PATTERN_SIZE] = {}; + int j; + + if (patterns[i].pattern_len > WOW_MAX_PATTERN_SIZE) + continue; + + /* convert bytemask to bitmask */ + for (j = 0; j < patterns[i].pattern_len; j++) + if (patterns[i].mask[j / 8] & BIT(j % 8)) + bitmask[j] = 0xff; + + ret = ath10k_wmi_wow_add_pattern(ar, arvif->vdev_id, + pattern_id, + patterns[i].pattern, + bitmask, + patterns[i].pattern_len, + patterns[i].pkt_offset); + if (ret) { + ath10k_warn(ar, "failed to add pattern %i to vdev %i: %d\n", + pattern_id, + arvif->vdev_id, ret); + return ret; + } + + pattern_id++; + __set_bit(WOW_PATTERN_MATCH_EVENT, &wow_mask); + } + + for (i = 0; i < WOW_EVENT_MAX; i++) { + if (!test_bit(i, &wow_mask)) + continue; + ret = ath10k_wmi_wow_add_wakeup_event(ar, arvif->vdev_id, i, 1); + if (ret) { + ath10k_warn(ar, "failed to enable wakeup event %s on vdev %i: %d\n", + wow_wakeup_event(i), arvif->vdev_id, ret); + return ret; + } + } + + return 0; +} + +static int ath10k_wow_set_wakeups(struct ath10k *ar, + struct cfg80211_wowlan *wowlan) +{ + struct ath10k_vif *arvif; + int ret; + + lockdep_assert_held(&ar->conf_mutex); + + list_for_each_entry(arvif, &ar->arvifs, list) { + ret = ath10k_vif_wow_set_wakeups(arvif, wowlan); + if (ret) { + ath10k_warn(ar, "failed to set wow wakeups on vdev %i: %d\n", + arvif->vdev_id, ret); + return ret; + } + } + + return 0; +} + +static int ath10k_wow_enable(struct ath10k *ar) +{ + int ret; + + lockdep_assert_held(&ar->conf_mutex); + + reinit_completion(&ar->target_suspend); + + ret = ath10k_wmi_wow_enable(ar); + if (ret) { + ath10k_warn(ar, "failed to issue wow enable: %d\n", ret); + return ret; + } + + ret = wait_for_completion_timeout(&ar->target_suspend, 3 * HZ); + if (ret == 0) { + ath10k_warn(ar, "timed out while waiting for suspend completion\n"); + return -ETIMEDOUT; + } + + return 0; +} + +static int ath10k_wow_wakeup(struct ath10k *ar) +{ + int ret; + + lockdep_assert_held(&ar->conf_mutex); + + reinit_completion(&ar->wow.wakeup_completed); + + ret = ath10k_wmi_wow_host_wakeup_ind(ar); + if (ret) { + ath10k_warn(ar, "failed to send wow wakeup indication: %d\n", + ret); + return ret; + } + + ret = wait_for_completion_timeout(&ar->wow.wakeup_completed, 3 * HZ); + if (ret == 0) { + ath10k_warn(ar, "timed out while waiting for wow wakeup completion\n"); + return -ETIMEDOUT; + } + + return 0; +} + +int ath10k_wow_op_suspend(struct ieee80211_hw *hw, + struct cfg80211_wowlan *wowlan) +{ + struct ath10k *ar = hw->priv; + int ret; + + mutex_lock(&ar->conf_mutex); + + if (WARN_ON(!test_bit(ATH10K_FW_FEATURE_WOWLAN_SUPPORT, + ar->fw_features))) { + ret = 1; + goto exit; + } + + ret = ath10k_wow_cleanup(ar); + if (ret) { + ath10k_warn(ar, "failed to clear wow wakeup events: %d\n", + ret); + goto exit; + } + + ret = ath10k_wow_set_wakeups(ar, wowlan); + if (ret) { + ath10k_warn(ar, "failed to set wow wakeup events: %d\n", + ret); + goto cleanup; + } + + ret = ath10k_wow_enable(ar); + if (ret) { + ath10k_warn(ar, "failed to start wow: %d\n", ret); + goto cleanup; + } + + ret = ath10k_hif_suspend(ar); + if (ret) { + ath10k_warn(ar, "failed to suspend hif: %d\n", ret); + goto wakeup; + } + + goto exit; + +wakeup: + ath10k_wow_wakeup(ar); + +cleanup: + ath10k_wow_cleanup(ar); + +exit: + mutex_unlock(&ar->conf_mutex); + return ret ? 1 : 0; +} + +int ath10k_wow_op_resume(struct ieee80211_hw *hw) +{ + struct ath10k *ar = hw->priv; + int ret; + + mutex_lock(&ar->conf_mutex); + + if (WARN_ON(!test_bit(ATH10K_FW_FEATURE_WOWLAN_SUPPORT, + ar->fw_features))) { + ret = 1; + goto exit; + } + + ret = ath10k_hif_resume(ar); + if (ret) { + ath10k_warn(ar, "failed to resume hif: %d\n", ret); + goto exit; + } + + ret = ath10k_wow_wakeup(ar); + if (ret) + ath10k_warn(ar, "failed to wakeup from wow: %d\n", ret); + +exit: + mutex_unlock(&ar->conf_mutex); + return ret ? 1 : 0; +} + +int ath10k_wow_init(struct ath10k *ar) +{ + if (!test_bit(ATH10K_FW_FEATURE_WOWLAN_SUPPORT, ar->fw_features)) + return 0; + + if (WARN_ON(!test_bit(WMI_SERVICE_WOW, ar->wmi.svc_map))) + return -EINVAL; + + ar->wow.wowlan_support = ath10k_wowlan_support; + ar->wow.wowlan_support.n_patterns = ar->wow.max_num_patterns; + ar->hw->wiphy->wowlan = &ar->wow.wowlan_support; + + return 0; +} diff --git a/drivers/net/wireless/ath/ath10k/wow.h b/drivers/net/wireless/ath/ath10k/wow.h new file mode 100644 index 000000000000..abbb04b6d1bd --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/wow.h @@ -0,0 +1,40 @@ +/* + * Copyright (c) 2015 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ +#ifndef _WOW_H_ +#define _WOW_H_ + +struct ath10k_wow { + u32 max_num_patterns; + struct completion wakeup_completed; + struct wiphy_wowlan_support wowlan_support; +}; + +#ifdef CONFIG_PM + +int ath10k_wow_init(struct ath10k *ar); +int ath10k_wow_op_suspend(struct ieee80211_hw *hw, + struct cfg80211_wowlan *wowlan); +int ath10k_wow_op_resume(struct ieee80211_hw *hw); + +#else + +static inline int ath10k_wow_init(struct ath10k *ar) +{ + return 0; +} + +#endif /* CONFIG_PM */ +#endif /* _WOW_H_ */ diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mci.c b/drivers/net/wireless/ath/ath9k/ar9003_mci.c index 7b94a6c7db3d..bd169fae32a1 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_mci.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_mci.c @@ -284,12 +284,12 @@ static void ar9003_mci_prep_interface(struct ath_hw *ah) AR_MCI_INTERRUPT_RX_MSG_CONT_RST); REG_WRITE(ah, AR_MCI_INTERRUPT_RAW, AR_MCI_INTERRUPT_BT_PRI); - if (mci->is_2g) { + if (mci->is_2g && MCI_ANT_ARCH_PA_LNA_SHARED(mci)) { ar9003_mci_send_lna_transfer(ah, true); udelay(5); } - if ((mci->is_2g && !mci->update_2g5g)) { + if (mci->is_2g && !mci->update_2g5g && MCI_ANT_ARCH_PA_LNA_SHARED(mci)) { if (ar9003_mci_wait_for_interrupt(ah, AR_MCI_INTERRUPT_RX_MSG_RAW, AR_MCI_INTERRUPT_RX_MSG_LNA_INFO, @@ -593,7 +593,7 @@ static u32 ar9003_mci_wait_for_gpm(struct ath_hw *ah, u8 gpm_type, if (!time_out) break; - offset = ar9003_mci_get_next_gpm_offset(ah, false, &more_data); + offset = ar9003_mci_get_next_gpm_offset(ah, &more_data); if (offset == MCI_GPM_INVALID) continue; @@ -657,7 +657,7 @@ static u32 ar9003_mci_wait_for_gpm(struct ath_hw *ah, u8 gpm_type, time_out = 0; while (more_data == MCI_GPM_MORE) { - offset = ar9003_mci_get_next_gpm_offset(ah, false, &more_data); + offset = ar9003_mci_get_next_gpm_offset(ah, &more_data); if (offset == MCI_GPM_INVALID) break; @@ -771,8 +771,14 @@ exit: static void ar9003_mci_mute_bt(struct ath_hw *ah) { + struct ath9k_hw_mci *mci = &ah->btcoex_hw.mci; + /* disable all MCI messages */ REG_WRITE(ah, AR_MCI_MSG_ATTRIBUTES_TABLE, 0xffff0000); + REG_WRITE(ah, AR_BTCOEX_WL_WEIGHTS0, 0xffffffff); + REG_WRITE(ah, AR_BTCOEX_WL_WEIGHTS1, 0xffffffff); + REG_WRITE(ah, AR_BTCOEX_WL_WEIGHTS2, 0xffffffff); + REG_WRITE(ah, AR_BTCOEX_WL_WEIGHTS3, 0xffffffff); REG_SET_BIT(ah, AR_MCI_TX_CTRL, AR_MCI_TX_CTRL_DISABLE_LNA_UPDATE); /* wait pending HW messages to flush out */ @@ -783,9 +789,10 @@ static void ar9003_mci_mute_bt(struct ath_hw *ah) * 1. reset not after resuming from full sleep * 2. before reset MCI RX, to quiet BT and avoid MCI RX misalignment */ - ar9003_mci_send_lna_take(ah, true); - - udelay(5); + if (MCI_ANT_ARCH_PA_LNA_SHARED(mci)) { + ar9003_mci_send_lna_take(ah, true); + udelay(5); + } ar9003_mci_send_sys_sleeping(ah, true); } @@ -821,6 +828,80 @@ static void ar9003_mci_osla_setup(struct ath_hw *ah, bool enable) AR_BTCOEX_CTRL_ONE_STEP_LOOK_AHEAD_EN, 1); } +static void ar9003_mci_stat_setup(struct ath_hw *ah) +{ + struct ath9k_hw_mci *mci = &ah->btcoex_hw.mci; + + if (!AR_SREV_9565(ah)) + return; + + if (mci->config & ATH_MCI_CONFIG_MCI_STAT_DBG) { + REG_RMW_FIELD(ah, AR_MCI_DBG_CNT_CTRL, + AR_MCI_DBG_CNT_CTRL_ENABLE, 1); + REG_RMW_FIELD(ah, AR_MCI_DBG_CNT_CTRL, + AR_MCI_DBG_CNT_CTRL_BT_LINKID, + MCI_STAT_ALL_BT_LINKID); + } else { + REG_RMW_FIELD(ah, AR_MCI_DBG_CNT_CTRL, + AR_MCI_DBG_CNT_CTRL_ENABLE, 0); + } +} + +static void ar9003_mci_set_btcoex_ctrl_9565_1ANT(struct ath_hw *ah) +{ + u32 regval; + + regval = SM(1, AR_BTCOEX_CTRL_AR9462_MODE) | + SM(1, AR_BTCOEX_CTRL_WBTIMER_EN) | + SM(1, AR_BTCOEX_CTRL_PA_SHARED) | + SM(1, AR_BTCOEX_CTRL_LNA_SHARED) | + SM(1, AR_BTCOEX_CTRL_NUM_ANTENNAS) | + SM(1, AR_BTCOEX_CTRL_RX_CHAIN_MASK) | + SM(0, AR_BTCOEX_CTRL_1_CHAIN_ACK) | + SM(0, AR_BTCOEX_CTRL_1_CHAIN_BCN) | + SM(0, AR_BTCOEX_CTRL_ONE_STEP_LOOK_AHEAD_EN); + + REG_RMW_FIELD(ah, AR_BTCOEX_CTRL2, + AR_BTCOEX_CTRL2_TX_CHAIN_MASK, 0x1); + REG_WRITE(ah, AR_BTCOEX_CTRL, regval); +} + +static void ar9003_mci_set_btcoex_ctrl_9565_2ANT(struct ath_hw *ah) +{ + u32 regval; + + regval = SM(1, AR_BTCOEX_CTRL_AR9462_MODE) | + SM(1, AR_BTCOEX_CTRL_WBTIMER_EN) | + SM(0, AR_BTCOEX_CTRL_PA_SHARED) | + SM(0, AR_BTCOEX_CTRL_LNA_SHARED) | + SM(2, AR_BTCOEX_CTRL_NUM_ANTENNAS) | + SM(1, AR_BTCOEX_CTRL_RX_CHAIN_MASK) | + SM(0, AR_BTCOEX_CTRL_1_CHAIN_ACK) | + SM(0, AR_BTCOEX_CTRL_1_CHAIN_BCN) | + SM(0, AR_BTCOEX_CTRL_ONE_STEP_LOOK_AHEAD_EN); + + REG_RMW_FIELD(ah, AR_BTCOEX_CTRL2, + AR_BTCOEX_CTRL2_TX_CHAIN_MASK, 0x0); + REG_WRITE(ah, AR_BTCOEX_CTRL, regval); +} + +static void ar9003_mci_set_btcoex_ctrl_9462(struct ath_hw *ah) +{ + u32 regval; + + regval = SM(1, AR_BTCOEX_CTRL_AR9462_MODE) | + SM(1, AR_BTCOEX_CTRL_WBTIMER_EN) | + SM(1, AR_BTCOEX_CTRL_PA_SHARED) | + SM(1, AR_BTCOEX_CTRL_LNA_SHARED) | + SM(2, AR_BTCOEX_CTRL_NUM_ANTENNAS) | + SM(3, AR_BTCOEX_CTRL_RX_CHAIN_MASK) | + SM(0, AR_BTCOEX_CTRL_1_CHAIN_ACK) | + SM(0, AR_BTCOEX_CTRL_1_CHAIN_BCN) | + SM(0, AR_BTCOEX_CTRL_ONE_STEP_LOOK_AHEAD_EN); + + REG_WRITE(ah, AR_BTCOEX_CTRL, regval); +} + int ar9003_mci_reset(struct ath_hw *ah, bool en_int, bool is_2g, bool is_full_sleep) { @@ -831,11 +912,6 @@ int ar9003_mci_reset(struct ath_hw *ah, bool en_int, bool is_2g, ath_dbg(common, MCI, "MCI Reset (full_sleep = %d, is_2g = %d)\n", is_full_sleep, is_2g); - if (!mci->gpm_addr && !mci->sched_addr) { - ath_err(common, "MCI GPM and schedule buffers are not allocated\n"); - return -ENOMEM; - } - if (REG_READ(ah, AR_BTCOEX_CTRL) == 0xdeadbeef) { ath_err(common, "BTCOEX control register is dead\n"); return -EINVAL; @@ -850,26 +926,17 @@ int ar9003_mci_reset(struct ath_hw *ah, bool en_int, bool is_2g, * To avoid MCI state machine be affected by incoming remote MCI msgs, * MCI mode will be enabled later, right before reset the MCI TX and RX. */ - - regval = SM(1, AR_BTCOEX_CTRL_AR9462_MODE) | - SM(1, AR_BTCOEX_CTRL_WBTIMER_EN) | - SM(1, AR_BTCOEX_CTRL_PA_SHARED) | - SM(1, AR_BTCOEX_CTRL_LNA_SHARED) | - SM(0, AR_BTCOEX_CTRL_1_CHAIN_ACK) | - SM(0, AR_BTCOEX_CTRL_1_CHAIN_BCN) | - SM(0, AR_BTCOEX_CTRL_ONE_STEP_LOOK_AHEAD_EN); if (AR_SREV_9565(ah)) { - regval |= SM(1, AR_BTCOEX_CTRL_NUM_ANTENNAS) | - SM(1, AR_BTCOEX_CTRL_RX_CHAIN_MASK); - REG_RMW_FIELD(ah, AR_BTCOEX_CTRL2, - AR_BTCOEX_CTRL2_TX_CHAIN_MASK, 0x1); + u8 ant = MS(mci->config, ATH_MCI_CONFIG_ANT_ARCH); + + if (ant == ATH_MCI_ANT_ARCH_1_ANT_PA_LNA_SHARED) + ar9003_mci_set_btcoex_ctrl_9565_1ANT(ah); + else + ar9003_mci_set_btcoex_ctrl_9565_2ANT(ah); } else { - regval |= SM(2, AR_BTCOEX_CTRL_NUM_ANTENNAS) | - SM(3, AR_BTCOEX_CTRL_RX_CHAIN_MASK); + ar9003_mci_set_btcoex_ctrl_9462(ah); } - REG_WRITE(ah, AR_BTCOEX_CTRL, regval); - if (is_2g && !(mci->config & ATH_MCI_CONFIG_DISABLE_OSLA)) ar9003_mci_osla_setup(ah, true); else @@ -926,23 +993,26 @@ int ar9003_mci_reset(struct ath_hw *ah, bool en_int, bool is_2g, regval &= ~SM(1, AR_MCI_COMMAND2_RESET_RX); REG_WRITE(ah, AR_MCI_COMMAND2, regval); - ar9003_mci_get_next_gpm_offset(ah, true, NULL); + /* Init GPM offset after MCI Reset Rx */ + ar9003_mci_state(ah, MCI_STATE_INIT_GPM_OFFSET); REG_WRITE(ah, AR_MCI_MSG_ATTRIBUTES_TABLE, (SM(0xe801, AR_MCI_MSG_ATTRIBUTES_TABLE_INVALID_HDR) | SM(0x0000, AR_MCI_MSG_ATTRIBUTES_TABLE_CHECKSUM))); - REG_CLR_BIT(ah, AR_MCI_TX_CTRL, - AR_MCI_TX_CTRL_DISABLE_LNA_UPDATE); + if (MCI_ANT_ARCH_PA_LNA_SHARED(mci)) + REG_CLR_BIT(ah, AR_MCI_TX_CTRL, + AR_MCI_TX_CTRL_DISABLE_LNA_UPDATE); + else + REG_SET_BIT(ah, AR_MCI_TX_CTRL, + AR_MCI_TX_CTRL_DISABLE_LNA_UPDATE); ar9003_mci_observation_set_up(ah); mci->ready = true; ar9003_mci_prep_interface(ah); + ar9003_mci_stat_setup(ah); - if (AR_SREV_9565(ah)) - REG_RMW_FIELD(ah, AR_MCI_DBG_CNT_CTRL, - AR_MCI_DBG_CNT_CTRL_ENABLE, 0); if (en_int) ar9003_mci_enable_interrupt(ah); @@ -1218,6 +1288,14 @@ u32 ar9003_mci_state(struct ath_hw *ah, u32 state_type) } value &= AR_BTCOEX_CTRL_MCI_MODE_EN; break; + case MCI_STATE_INIT_GPM_OFFSET: + value = MS(REG_READ(ah, AR_MCI_GPM_1), AR_MCI_GPM_WRITE_PTR); + + if (value < mci->gpm_len) + mci->gpm_idx = value; + else + mci->gpm_idx = 0; + break; case MCI_STATE_LAST_SCHD_MSG_OFFSET: value = MS(REG_READ(ah, AR_MCI_RX_STATUS), AR_MCI_RX_LAST_SCHD_MSG_INDEX); @@ -1364,21 +1442,11 @@ void ar9003_mci_check_gpm_offset(struct ath_hw *ah) mci->gpm_idx = 0; } -u32 ar9003_mci_get_next_gpm_offset(struct ath_hw *ah, bool first, u32 *more) +u32 ar9003_mci_get_next_gpm_offset(struct ath_hw *ah, u32 *more) { struct ath9k_hw_mci *mci = &ah->btcoex_hw.mci; u32 offset, more_gpm = 0, gpm_ptr; - if (first) { - gpm_ptr = MS(REG_READ(ah, AR_MCI_GPM_1), AR_MCI_GPM_WRITE_PTR); - - if (gpm_ptr >= mci->gpm_len) - gpm_ptr = 0; - - mci->gpm_idx = gpm_ptr; - return gpm_ptr; - } - /* * This could be useful to avoid new GPM message interrupt which * may lead to spurious interrupt after power sleep, or multiple diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mci.h b/drivers/net/wireless/ath/ath9k/ar9003_mci.h index 66d7ab9f920d..e288611c12d5 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_mci.h +++ b/drivers/net/wireless/ath/ath9k/ar9003_mci.h @@ -92,14 +92,36 @@ enum mci_gpm_coex_bt_update_flags_op { #define ATH_MCI_CONFIG_CLK_DIV 0x00003000 #define ATH_MCI_CONFIG_CLK_DIV_S 12 #define ATH_MCI_CONFIG_DISABLE_TUNING 0x00004000 +#define ATH_MCI_CONFIG_DISABLE_AIC 0x00008000 +#define ATH_MCI_CONFIG_AIC_CAL_NUM_CHAN 0x007f0000 +#define ATH_MCI_CONFIG_AIC_CAL_NUM_CHAN_S 16 +#define ATH_MCI_CONFIG_NO_QUIET_ACK 0x00800000 +#define ATH_MCI_CONFIG_NO_QUIET_ACK_S 23 +#define ATH_MCI_CONFIG_ANT_ARCH 0x07000000 +#define ATH_MCI_CONFIG_ANT_ARCH_S 24 +#define ATH_MCI_CONFIG_FORCE_QUIET_ACK 0x08000000 +#define ATH_MCI_CONFIG_FORCE_QUIET_ACK_S 27 +#define ATH_MCI_CONFIG_FORCE_2CHAIN_ACK 0x10000000 +#define ATH_MCI_CONFIG_MCI_STAT_DBG 0x20000000 #define ATH_MCI_CONFIG_MCI_WEIGHT_DBG 0x40000000 #define ATH_MCI_CONFIG_DISABLE_MCI 0x80000000 #define ATH_MCI_CONFIG_MCI_OBS_MASK (ATH_MCI_CONFIG_MCI_OBS_MCI | \ ATH_MCI_CONFIG_MCI_OBS_TXRX | \ ATH_MCI_CONFIG_MCI_OBS_BT) + #define ATH_MCI_CONFIG_MCI_OBS_GPIO 0x0000002F +#define ATH_MCI_ANT_ARCH_1_ANT_PA_LNA_NON_SHARED 0x00 +#define ATH_MCI_ANT_ARCH_1_ANT_PA_LNA_SHARED 0x01 +#define ATH_MCI_ANT_ARCH_2_ANT_PA_LNA_NON_SHARED 0x02 +#define ATH_MCI_ANT_ARCH_2_ANT_PA_LNA_SHARED 0x03 +#define ATH_MCI_ANT_ARCH_3_ANT 0x04 + +#define MCI_ANT_ARCH_PA_LNA_SHARED(mci) \ + ((MS(mci->config, ATH_MCI_CONFIG_ANT_ARCH) == ATH_MCI_ANT_ARCH_1_ANT_PA_LNA_SHARED) || \ + (MS(mci->config, ATH_MCI_CONFIG_ANT_ARCH) == ATH_MCI_ANT_ARCH_2_ANT_PA_LNA_SHARED)) + enum mci_message_header { /* length of payload */ MCI_LNA_CTRL = 0x10, /* len = 0 */ MCI_CONT_NACK = 0x20, /* len = 0 */ @@ -188,20 +210,55 @@ enum mci_bt_state { MCI_BT_CAL }; +enum mci_ps_state { + MCI_PS_DISABLE, + MCI_PS_ENABLE, + MCI_PS_ENABLE_OFF, + MCI_PS_ENABLE_ON +}; + /* Type of state query */ enum mci_state_type { MCI_STATE_ENABLE, + MCI_STATE_INIT_GPM_OFFSET, + MCI_STATE_CHECK_GPM_OFFSET, + MCI_STATE_NEXT_GPM_OFFSET, + MCI_STATE_LAST_GPM_OFFSET, + MCI_STATE_BT, + MCI_STATE_SET_BT_SLEEP, MCI_STATE_SET_BT_AWAKE, + MCI_STATE_SET_BT_CAL_START, + MCI_STATE_SET_BT_CAL, MCI_STATE_LAST_SCHD_MSG_OFFSET, MCI_STATE_REMOTE_SLEEP, + MCI_STATE_CONT_STATUS, MCI_STATE_RESET_REQ_WAKE, MCI_STATE_SEND_WLAN_COEX_VERSION, + MCI_STATE_SET_BT_COEX_VERSION, + MCI_STATE_SEND_WLAN_CHANNELS, MCI_STATE_SEND_VERSION_QUERY, MCI_STATE_SEND_STATUS_QUERY, + MCI_STATE_NEED_FLUSH_BT_INFO, + MCI_STATE_SET_CONCUR_TX_PRI, MCI_STATE_RECOVER_RX, MCI_STATE_NEED_FTP_STOMP, + MCI_STATE_NEED_TUNING, + MCI_STATE_NEED_STAT_DEBUG, + MCI_STATE_SHARED_CHAIN_CONCUR_TX, + MCI_STATE_AIC_CAL, + MCI_STATE_AIC_START, + MCI_STATE_AIC_CAL_RESET, + MCI_STATE_AIC_CAL_SINGLE, + MCI_STATE_IS_AR9462, + MCI_STATE_IS_AR9565_1ANT, + MCI_STATE_IS_AR9565_2ANT, + MCI_STATE_WLAN_WEAK_SIGNAL, + MCI_STATE_SET_WLAN_PS_STATE, + MCI_STATE_GET_WLAN_PS_STATE, MCI_STATE_DEBUG, - MCI_STATE_NEED_FLUSH_BT_INFO, + MCI_STATE_STAT_DEBUG, + MCI_STATE_ALLOW_FCS, + MCI_STATE_SET_2G_CONTENTION, MCI_STATE_MAX }; @@ -255,7 +312,7 @@ int ar9003_mci_setup(struct ath_hw *ah, u32 gpm_addr, void *gpm_buf, void ar9003_mci_cleanup(struct ath_hw *ah); void ar9003_mci_get_interrupt(struct ath_hw *ah, u32 *raw_intr, u32 *rx_msg_intr); -u32 ar9003_mci_get_next_gpm_offset(struct ath_hw *ah, bool first, u32 *more); +u32 ar9003_mci_get_next_gpm_offset(struct ath_hw *ah, u32 *more); void ar9003_mci_set_bt_version(struct ath_hw *ah, u8 major, u8 minor); void ar9003_mci_send_wlan_channels(struct ath_hw *ah); /* diff --git a/drivers/net/wireless/ath/ath9k/ar9003_wow.c b/drivers/net/wireless/ath/ath9k/ar9003_wow.c index 86bfc9604dca..bea41df9fbd7 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_wow.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_wow.c @@ -20,11 +20,25 @@ #include "reg_wow.h" #include "hw-ops.h" +static void ath9k_hw_set_sta_powersave(struct ath_hw *ah) +{ + if (!ath9k_hw_mci_is_enabled(ah)) + goto set; + /* + * If MCI is being used, set PWR_SAV only when MCI's + * PS state is disabled. + */ + if (ar9003_mci_state(ah, MCI_STATE_GET_WLAN_PS_STATE) != MCI_PS_DISABLE) + return; +set: + REG_SET_BIT(ah, AR_STA_ID1, AR_STA_ID1_PWR_SAV); +} + static void ath9k_hw_set_powermode_wow_sleep(struct ath_hw *ah) { struct ath_common *common = ath9k_hw_common(ah); - REG_SET_BIT(ah, AR_STA_ID1, AR_STA_ID1_PWR_SAV); + ath9k_hw_set_sta_powersave(ah); /* set rx disable bit */ REG_WRITE(ah, AR_CR, AR_CR_RXD); @@ -44,6 +58,9 @@ static void ath9k_hw_set_powermode_wow_sleep(struct ath_hw *ah) REG_CLR_BIT(ah, AR_DIRECT_CONNECT, AR_DC_TSF2_ENABLE); } + if (ath9k_hw_mci_is_enabled(ah)) + REG_WRITE(ah, AR_RTC_KEEP_AWAKE, 0x2); + REG_WRITE(ah, AR_RTC_FORCE_WAKE, AR_RTC_FORCE_WAKE_ON_INT); } @@ -74,8 +91,6 @@ static void ath9k_wow_create_keep_alive_pattern(struct ath_hw *ah) for (i = 0; i < KAL_NUM_DESC_WORDS; i++) REG_WRITE(ah, (AR_WOW_KA_DESC_WORD2 + i * 4), ctl[i]); - REG_WRITE(ah, (AR_WOW_KA_DESC_WORD2 + i * 4), ctl[i]); - data_word[0] = (KAL_FRAME_TYPE << 2) | (KAL_FRAME_SUB_TYPE << 4) | (KAL_TO_DS << 8) | (KAL_DURATION_ID << 16); data_word[1] = (ap_mac_addr[3] << 24) | (ap_mac_addr[2] << 16) | @@ -88,9 +103,11 @@ static void ath9k_wow_create_keep_alive_pattern(struct ath_hw *ah) (ap_mac_addr[1] << 8) | (ap_mac_addr[0]); data_word[5] = (ap_mac_addr[5] << 8) | (ap_mac_addr[4]); - if (AR_SREV_9462_20(ah)) { - /* AR9462 2.0 has an extra descriptor word (time based - * discard) compared to other chips */ + if (AR_SREV_9462_20_OR_LATER(ah) || AR_SREV_9565(ah)) { + /* + * AR9462 2.0 and AR9565 have an extra descriptor word + * (time based discard) compared to other chips. + */ REG_WRITE(ah, (AR_WOW_KA_DESC_WORD2 + (12 * 4)), 0); wow_ka_data_word0 = AR_WOW_TXBUF(13); } else { @@ -99,7 +116,6 @@ static void ath9k_wow_create_keep_alive_pattern(struct ath_hw *ah) for (i = 0; i < KAL_NUM_DATA_WORDS; i++) REG_WRITE(ah, (wow_ka_data_word0 + i*4), data_word[i]); - } int ath9k_hw_wow_apply_pattern(struct ath_hw *ah, u8 *user_pattern, @@ -170,18 +186,17 @@ u32 ath9k_hw_wow_wakeup(struct ath_hw *ah) u32 val = 0, rval; /* - * read the WoW status register to know - * the wakeup reason + * Read the WoW status register to know + * the wakeup reason. */ rval = REG_READ(ah, AR_WOW_PATTERN); val = AR_WOW_STATUS(rval); /* - * mask only the WoW events that we have enabled. Sometimes + * Mask only the WoW events that we have enabled. Sometimes * we have spurious WoW events from the AR_WOW_PATTERN * register. This mask will clean it up. */ - val &= ah->wow.wow_event_mask; if (val) { @@ -195,6 +210,15 @@ u32 ath9k_hw_wow_wakeup(struct ath_hw *ah) wow_status |= AH_WOW_BEACON_MISS; } + rval = REG_READ(ah, AR_MAC_PCU_WOW4); + val = AR_WOW_STATUS2(rval); + val &= ah->wow.wow_event_mask2; + + if (val) { + if (AR_WOW2_PATTERN_FOUND(val)) + wow_status |= AH_WOW_USER_PATTERN_EN; + } + /* * set and clear WOW_PME_CLEAR registers for the chip to * generate next wow signal. @@ -206,10 +230,12 @@ u32 ath9k_hw_wow_wakeup(struct ath_hw *ah) AR_PMCTRL_PWR_STATE_D1D3); /* - * clear all events + * Clear all events. */ REG_WRITE(ah, AR_WOW_PATTERN, AR_WOW_CLEAR_EVENTS(REG_READ(ah, AR_WOW_PATTERN))); + REG_WRITE(ah, AR_MAC_PCU_WOW4, + AR_WOW_CLEAR_EVENTS2(REG_READ(ah, AR_MAC_PCU_WOW4))); /* * restore the beacon threshold to init value @@ -226,7 +252,15 @@ u32 ath9k_hw_wow_wakeup(struct ath_hw *ah) if (ah->is_pciexpress) ath9k_hw_configpcipowersave(ah, false); + if (AR_SREV_9462(ah) || AR_SREV_9565(ah) || AR_SREV_9485(ah)) { + u32 dc = REG_READ(ah, AR_DIRECT_CONNECT); + + if (!(dc & AR_DC_TSF2_ENABLE)) + ath9k_hw_gen_timer_start_tsf2(ah); + } + ah->wow.wow_event_mask = 0; + ah->wow.wow_event_mask2 = 0; return wow_status; } @@ -408,6 +442,9 @@ void ath9k_hw_wow_enable(struct ath_hw *ah, u32 pattern_enable) ath9k_hw_wow_set_arwr_reg(ah); + if (ath9k_hw_mci_is_enabled(ah)) + REG_WRITE(ah, AR_RTC_KEEP_AWAKE, 0x2); + /* HW WoW */ REG_CLR_BIT(ah, AR_PCU_MISC_MODE3, BIT(5)); diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h index 0f8e9464e4ab..7e89236c0e13 100644 --- a/drivers/net/wireless/ath/ath9k/ath9k.h +++ b/drivers/net/wireless/ath/ath9k/ath9k.h @@ -645,6 +645,7 @@ void ath9k_calculate_iter_data(struct ath_softc *sc, struct ath9k_vif_iter_data *iter_data); void ath9k_calculate_summary_state(struct ath_softc *sc, struct ath_chanctx *ctx); +void ath9k_set_txpower(struct ath_softc *sc, struct ieee80211_vif *vif); /*******************/ /* Beacon Handling */ diff --git a/drivers/net/wireless/ath/ath9k/btcoex.c b/drivers/net/wireless/ath/ath9k/btcoex.c index 3dfc2c7f1f07..5a084d94ed90 100644 --- a/drivers/net/wireless/ath/ath9k/btcoex.c +++ b/drivers/net/wireless/ath/ath9k/btcoex.c @@ -103,7 +103,9 @@ void ath9k_hw_btcoex_init_scheme(struct ath_hw *ah) return; } - if (AR_SREV_9300_20_OR_LATER(ah)) { + if (ah->caps.hw_caps & ATH9K_HW_CAP_MCI) { + btcoex_hw->scheme = ATH_BTCOEX_CFG_MCI; + } else if (AR_SREV_9300_20_OR_LATER(ah)) { btcoex_hw->scheme = ATH_BTCOEX_CFG_3WIRE; btcoex_hw->btactive_gpio = ATH_BTACTIVE_GPIO_9300; btcoex_hw->wlanactive_gpio = ATH_WLANACTIVE_GPIO_9300; @@ -307,6 +309,18 @@ static void ath9k_hw_btcoex_enable_mci(struct ath_hw *ah) btcoex->enabled = true; } +static void ath9k_hw_btcoex_disable_mci(struct ath_hw *ah) +{ + struct ath_btcoex_hw *btcoex_hw = &ah->btcoex_hw; + int i; + + ath9k_hw_btcoex_bt_stomp(ah, ATH_BTCOEX_STOMP_NONE); + + for (i = 0; i < AR9300_NUM_BT_WEIGHTS; i++) + REG_WRITE(ah, AR_MCI_COEX_WL_WEIGHTS(i), + btcoex_hw->wlan_weight[i]); +} + void ath9k_hw_btcoex_enable(struct ath_hw *ah) { struct ath_btcoex_hw *btcoex_hw = &ah->btcoex_hw; @@ -318,17 +332,18 @@ void ath9k_hw_btcoex_enable(struct ath_hw *ah) ath9k_hw_btcoex_enable_2wire(ah); break; case ATH_BTCOEX_CFG_3WIRE: - if (AR_SREV_9462(ah) || AR_SREV_9565(ah)) { - ath9k_hw_btcoex_enable_mci(ah); - return; - } ath9k_hw_btcoex_enable_3wire(ah); break; + case ATH_BTCOEX_CFG_MCI: + ath9k_hw_btcoex_enable_mci(ah); + break; } - REG_RMW(ah, AR_GPIO_PDPU, - (0x2 << (btcoex_hw->btactive_gpio * 2)), - (0x3 << (btcoex_hw->btactive_gpio * 2))); + if (ath9k_hw_get_btcoex_scheme(ah) != ATH_BTCOEX_CFG_MCI) { + REG_RMW(ah, AR_GPIO_PDPU, + (0x2 << (btcoex_hw->btactive_gpio * 2)), + (0x3 << (btcoex_hw->btactive_gpio * 2))); + } ah->btcoex_hw.enabled = true; } @@ -340,14 +355,14 @@ void ath9k_hw_btcoex_disable(struct ath_hw *ah) int i; btcoex_hw->enabled = false; - if (AR_SREV_9462(ah) || AR_SREV_9565(ah)) { - ath9k_hw_btcoex_bt_stomp(ah, ATH_BTCOEX_STOMP_NONE); - for (i = 0; i < AR9300_NUM_BT_WEIGHTS; i++) - REG_WRITE(ah, AR_MCI_COEX_WL_WEIGHTS(i), - btcoex_hw->wlan_weight[i]); + + if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_MCI) { + ath9k_hw_btcoex_disable_mci(ah); return; } - ath9k_hw_set_gpio(ah, btcoex_hw->wlanactive_gpio, 0); + + if (!AR_SREV_9300_20_OR_LATER(ah)) + ath9k_hw_set_gpio(ah, btcoex_hw->wlanactive_gpio, 0); ath9k_hw_cfg_output(ah, btcoex_hw->wlanactive_gpio, AR_GPIO_OUTPUT_MUX_AS_OUTPUT); diff --git a/drivers/net/wireless/ath/ath9k/btcoex.h b/drivers/net/wireless/ath/ath9k/btcoex.h index 6de26ea5d5fa..5fe62ff2223b 100644 --- a/drivers/net/wireless/ath/ath9k/btcoex.h +++ b/drivers/net/wireless/ath/ath9k/btcoex.h @@ -58,6 +58,7 @@ enum ath_btcoex_scheme { ATH_BTCOEX_CFG_NONE, ATH_BTCOEX_CFG_2WIRE, ATH_BTCOEX_CFG_3WIRE, + ATH_BTCOEX_CFG_MCI, }; struct ath9k_hw_mci { diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c index 50a2e0ac3b8b..dbf8f4959642 100644 --- a/drivers/net/wireless/ath/ath9k/debug.c +++ b/drivers/net/wireless/ath/ath9k/debug.c @@ -1156,7 +1156,10 @@ static ssize_t write_file_tpc(struct file *file, const char __user *user_buf, if (tpc_enabled != ah->tpc_enabled) { ah->tpc_enabled = tpc_enabled; - ath9k_hw_set_txpowerlimit(ah, sc->cur_chan->txpower, false); + + mutex_lock(&sc->mutex); + ath9k_set_txpower(sc, NULL); + mutex_unlock(&sc->mutex); } return count; diff --git a/drivers/net/wireless/ath/ath9k/gpio.c b/drivers/net/wireless/ath/ath9k/gpio.c index da344b27326c..86d46c196966 100644 --- a/drivers/net/wireless/ath/ath9k/gpio.c +++ b/drivers/net/wireless/ath/ath9k/gpio.c @@ -202,17 +202,16 @@ static void ath_btcoex_period_timer(unsigned long data) } spin_unlock_irqrestore(&sc->sc_pm_lock, flags); - ath9k_mci_update_rssi(sc); - ath9k_ps_wakeup(sc); + spin_lock_bh(&btcoex->btcoex_lock); - if (!(ah->caps.hw_caps & ATH9K_HW_CAP_MCI)) - ath_detect_bt_priority(sc); - - if (ah->caps.hw_caps & ATH9K_HW_CAP_MCI) + if (ah->caps.hw_caps & ATH9K_HW_CAP_MCI) { + ath9k_mci_update_rssi(sc); ath_mci_ftp_adjust(sc); + } - spin_lock_bh(&btcoex->btcoex_lock); + if (!(ah->caps.hw_caps & ATH9K_HW_CAP_MCI)) + ath_detect_bt_priority(sc); stomp_type = btcoex->bt_stomp_type; timer_period = btcoex->btcoex_no_stomp; @@ -252,9 +251,6 @@ static void ath_btcoex_no_stomp_timer(unsigned long arg) struct ath_softc *sc = (struct ath_softc *)arg; struct ath_hw *ah = sc->sc_ah; struct ath_btcoex *btcoex = &sc->btcoex; - struct ath_common *common = ath9k_hw_common(ah); - - ath_dbg(common, BTCOEX, "no stomp timer running\n"); ath9k_ps_wakeup(sc); spin_lock_bh(&btcoex->btcoex_lock); @@ -271,7 +267,7 @@ static void ath_btcoex_no_stomp_timer(unsigned long arg) ath9k_ps_restore(sc); } -static int ath_init_btcoex_timer(struct ath_softc *sc) +static void ath_init_btcoex_timer(struct ath_softc *sc) { struct ath_btcoex *btcoex = &sc->btcoex; @@ -280,6 +276,7 @@ static int ath_init_btcoex_timer(struct ath_softc *sc) btcoex->btcoex_period / 100; btcoex->btscan_no_stomp = (100 - ATH_BTCOEX_BTSCAN_DUTY_CYCLE) * btcoex->btcoex_period / 100; + btcoex->bt_stomp_type = ATH_BTCOEX_STOMP_LOW; setup_timer(&btcoex->period_timer, ath_btcoex_period_timer, (unsigned long) sc); @@ -287,8 +284,6 @@ static int ath_init_btcoex_timer(struct ath_softc *sc) (unsigned long) sc); spin_lock_init(&btcoex->btcoex_lock); - - return 0; } /* @@ -299,6 +294,10 @@ void ath9k_btcoex_timer_resume(struct ath_softc *sc) struct ath_btcoex *btcoex = &sc->btcoex; struct ath_hw *ah = sc->sc_ah; + if (ath9k_hw_get_btcoex_scheme(ah) != ATH_BTCOEX_CFG_3WIRE && + ath9k_hw_get_btcoex_scheme(ah) != ATH_BTCOEX_CFG_MCI) + return; + ath_dbg(ath9k_hw_common(ah), BTCOEX, "Starting btcoex timers\n"); /* make sure duty cycle timer is also stopped when resuming */ @@ -312,13 +311,19 @@ void ath9k_btcoex_timer_resume(struct ath_softc *sc) mod_timer(&btcoex->period_timer, jiffies); } - /* * Pause btcoex timer and bt duty cycle timer */ void ath9k_btcoex_timer_pause(struct ath_softc *sc) { struct ath_btcoex *btcoex = &sc->btcoex; + struct ath_hw *ah = sc->sc_ah; + + if (ath9k_hw_get_btcoex_scheme(ah) != ATH_BTCOEX_CFG_3WIRE && + ath9k_hw_get_btcoex_scheme(ah) != ATH_BTCOEX_CFG_MCI) + return; + + ath_dbg(ath9k_hw_common(ah), BTCOEX, "Stopping btcoex timers\n"); del_timer_sync(&btcoex->period_timer); del_timer_sync(&btcoex->no_stomp_timer); @@ -356,33 +361,33 @@ void ath9k_start_btcoex(struct ath_softc *sc) { struct ath_hw *ah = sc->sc_ah; - if ((ath9k_hw_get_btcoex_scheme(ah) != ATH_BTCOEX_CFG_NONE) && - !ah->btcoex_hw.enabled) { - if (!(sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_MCI)) - ath9k_hw_btcoex_set_weight(ah, AR_BT_COEX_WGHT, - AR_STOMP_LOW_WLAN_WGHT, 0); - else - ath9k_hw_btcoex_set_weight(ah, 0, 0, - ATH_BTCOEX_STOMP_NONE); - ath9k_hw_btcoex_enable(ah); + if (ah->btcoex_hw.enabled || + ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_NONE) + return; - if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_3WIRE) - ath9k_btcoex_timer_resume(sc); - } + if (!(ah->caps.hw_caps & ATH9K_HW_CAP_MCI)) + ath9k_hw_btcoex_set_weight(ah, AR_BT_COEX_WGHT, + AR_STOMP_LOW_WLAN_WGHT, 0); + else + ath9k_hw_btcoex_set_weight(ah, 0, 0, + ATH_BTCOEX_STOMP_NONE); + ath9k_hw_btcoex_enable(ah); + ath9k_btcoex_timer_resume(sc); } void ath9k_stop_btcoex(struct ath_softc *sc) { struct ath_hw *ah = sc->sc_ah; - if (ah->btcoex_hw.enabled && - ath9k_hw_get_btcoex_scheme(ah) != ATH_BTCOEX_CFG_NONE) { - if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_3WIRE) - ath9k_btcoex_timer_pause(sc); - ath9k_hw_btcoex_disable(ah); - if (AR_SREV_9462(ah) || AR_SREV_9565(ah)) - ath_mci_flush_profile(&sc->btcoex.mci); - } + if (!ah->btcoex_hw.enabled || + ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_NONE) + return; + + ath9k_btcoex_timer_pause(sc); + ath9k_hw_btcoex_disable(ah); + + if (ah->caps.hw_caps & ATH9K_HW_CAP_MCI) + ath_mci_flush_profile(&sc->btcoex.mci); } void ath9k_deinit_btcoex(struct ath_softc *sc) @@ -409,22 +414,20 @@ int ath9k_init_btcoex(struct ath_softc *sc) break; case ATH_BTCOEX_CFG_3WIRE: ath9k_hw_btcoex_init_3wire(sc->sc_ah); - r = ath_init_btcoex_timer(sc); - if (r) - return -1; + ath_init_btcoex_timer(sc); txq = sc->tx.txq_map[IEEE80211_AC_BE]; ath9k_hw_init_btcoex_hw(sc->sc_ah, txq->axq_qnum); - sc->btcoex.bt_stomp_type = ATH_BTCOEX_STOMP_LOW; - if (ath9k_hw_mci_is_enabled(ah)) { - sc->btcoex.duty_cycle = ATH_BTCOEX_DEF_DUTY_CYCLE; - INIT_LIST_HEAD(&sc->btcoex.mci.info); + break; + case ATH_BTCOEX_CFG_MCI: + ath_init_btcoex_timer(sc); - r = ath_mci_setup(sc); - if (r) - return r; + sc->btcoex.duty_cycle = ATH_BTCOEX_DEF_DUTY_CYCLE; + INIT_LIST_HEAD(&sc->btcoex.mci.info); + ath9k_hw_btcoex_init_mci(ah); - ath9k_hw_btcoex_init_mci(ah); - } + r = ath_mci_setup(sc); + if (r) + return r; break; default: diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.c b/drivers/net/wireless/ath/ath9k/hif_usb.c index 8e7153b186ed..10c02f5cbc5e 100644 --- a/drivers/net/wireless/ath/ath9k/hif_usb.c +++ b/drivers/net/wireless/ath/ath9k/hif_usb.c @@ -40,6 +40,7 @@ static struct usb_device_id ath9k_hif_usb_ids[] = { { USB_DEVICE(0x0cf3, 0xb003) }, /* Ubiquiti WifiStation Ext */ { USB_DEVICE(0x0cf3, 0xb002) }, /* Ubiquiti WifiStation */ { USB_DEVICE(0x057c, 0x8403) }, /* AVM FRITZ!WLAN 11N v2 USB */ + { USB_DEVICE(0x0471, 0x209e) }, /* Philips (or NXP) PTA01 */ { USB_DEVICE(0x0cf3, 0x7015), .driver_info = AR9287_USB }, /* Atheros */ diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h index e82e570de330..29a25d92add7 100644 --- a/drivers/net/wireless/ath/ath9k/hw.h +++ b/drivers/net/wireless/ath/ath9k/hw.h @@ -27,6 +27,7 @@ #include "eeprom.h" #include "calib.h" #include "reg.h" +#include "reg_mci.h" #include "phy.h" #include "btcoex.h" #include "dynack.h" diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index 9ede991b8d76..40dc582f1f38 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -1172,6 +1172,38 @@ void ath9k_calculate_summary_state(struct ath_softc *sc, ath9k_ps_restore(sc); } +static void ath9k_tpc_vif_iter(void *data, u8 *mac, struct ieee80211_vif *vif) +{ + int *power = (int *)data; + + if (*power < vif->bss_conf.txpower) + *power = vif->bss_conf.txpower; +} + +/* Called with sc->mutex held. */ +void ath9k_set_txpower(struct ath_softc *sc, struct ieee80211_vif *vif) +{ + int power; + struct ath_hw *ah = sc->sc_ah; + struct ath_regulatory *reg = ath9k_hw_regulatory(ah); + + ath9k_ps_wakeup(sc); + if (ah->tpc_enabled) { + power = (vif) ? vif->bss_conf.txpower : -1; + ieee80211_iterate_active_interfaces_atomic( + sc->hw, IEEE80211_IFACE_ITER_RESUME_ALL, + ath9k_tpc_vif_iter, &power); + if (power == -1) + power = sc->hw->conf.power_level; + } else { + power = sc->hw->conf.power_level; + } + sc->cur_chan->txpower = 2 * power; + ath9k_hw_set_txpowerlimit(ah, sc->cur_chan->txpower, false); + sc->cur_chan->cur_txpower = reg->max_power_level; + ath9k_ps_restore(sc); +} + static void ath9k_assign_hw_queues(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { @@ -1225,6 +1257,8 @@ static int ath9k_add_interface(struct ieee80211_hw *hw, ath9k_assign_hw_queues(hw, vif); + ath9k_set_txpower(sc, vif); + an->sc = sc; an->sta = NULL; an->vif = vif; @@ -1265,6 +1299,8 @@ static int ath9k_change_interface(struct ieee80211_hw *hw, ath9k_assign_hw_queues(hw, vif); ath9k_calculate_summary_state(sc, avp->chanctx); + ath9k_set_txpower(sc, vif); + mutex_unlock(&sc->mutex); return 0; } @@ -1294,6 +1330,8 @@ static void ath9k_remove_interface(struct ieee80211_hw *hw, ath9k_calculate_summary_state(sc, avp->chanctx); + ath9k_set_txpower(sc, NULL); + mutex_unlock(&sc->mutex); } @@ -1397,14 +1435,6 @@ static int ath9k_config(struct ieee80211_hw *hw, u32 changed) ath_chanctx_set_channel(sc, ctx, &hw->conf.chandef); } - if (changed & IEEE80211_CONF_CHANGE_POWER) { - ath_dbg(common, CONFIG, "Set power: %d\n", conf->power_level); - sc->cur_chan->txpower = 2 * conf->power_level; - ath9k_cmn_update_txpow(ah, sc->cur_chan->cur_txpower, - sc->cur_chan->txpower, - &sc->cur_chan->cur_txpower); - } - mutex_unlock(&sc->mutex); ath9k_ps_restore(sc); @@ -1764,6 +1794,12 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw, if (changed & CHECK_ANI) ath_check_ani(sc); + if (changed & BSS_CHANGED_TXPOWER) { + ath_dbg(common, CONFIG, "vif %pM power %d dbm power_type %d\n", + vif->addr, bss_conf->txpower, bss_conf->txpower_type); + ath9k_set_txpower(sc, vif); + } + mutex_unlock(&sc->mutex); ath9k_ps_restore(sc); diff --git a/drivers/net/wireless/ath/ath9k/mci.c b/drivers/net/wireless/ath/ath9k/mci.c index 3f7a11edb82a..66596b95273f 100644 --- a/drivers/net/wireless/ath/ath9k/mci.c +++ b/drivers/net/wireless/ath/ath9k/mci.c @@ -495,7 +495,7 @@ void ath_mci_intr(struct ath_softc *sc) ar9003_mci_get_interrupt(sc->sc_ah, &mci_int, &mci_int_rxmsg); if (ar9003_mci_state(ah, MCI_STATE_ENABLE) == 0) { - ar9003_mci_get_next_gpm_offset(ah, true, NULL); + ar9003_mci_state(ah, MCI_STATE_INIT_GPM_OFFSET); return; } @@ -559,8 +559,7 @@ void ath_mci_intr(struct ath_softc *sc) return; pgpm = mci->gpm_buf.bf_addr; - offset = ar9003_mci_get_next_gpm_offset(ah, false, - &more_data); + offset = ar9003_mci_get_next_gpm_offset(ah, &more_data); if (offset == MCI_GPM_INVALID) break; diff --git a/drivers/net/wireless/ath/ath9k/reg.h b/drivers/net/wireless/ath/ath9k/reg.h index 9587ec655680..1234399a43dd 100644 --- a/drivers/net/wireless/ath/ath9k/reg.h +++ b/drivers/net/wireless/ath/ath9k/reg.h @@ -2044,279 +2044,4 @@ enum { #define AR_PHY_AGC_CONTROL_YCOK_MAX 0x000003c0 #define AR_PHY_AGC_CONTROL_YCOK_MAX_S 6 -/* MCI Registers */ - -#define AR_MCI_COMMAND0 0x1800 -#define AR_MCI_COMMAND0_HEADER 0xFF -#define AR_MCI_COMMAND0_HEADER_S 0 -#define AR_MCI_COMMAND0_LEN 0x1f00 -#define AR_MCI_COMMAND0_LEN_S 8 -#define AR_MCI_COMMAND0_DISABLE_TIMESTAMP 0x2000 -#define AR_MCI_COMMAND0_DISABLE_TIMESTAMP_S 13 - -#define AR_MCI_COMMAND1 0x1804 - -#define AR_MCI_COMMAND2 0x1808 -#define AR_MCI_COMMAND2_RESET_TX 0x01 -#define AR_MCI_COMMAND2_RESET_TX_S 0 -#define AR_MCI_COMMAND2_RESET_RX 0x02 -#define AR_MCI_COMMAND2_RESET_RX_S 1 -#define AR_MCI_COMMAND2_RESET_RX_NUM_CYCLES 0x3FC -#define AR_MCI_COMMAND2_RESET_RX_NUM_CYCLES_S 2 -#define AR_MCI_COMMAND2_RESET_REQ_WAKEUP 0x400 -#define AR_MCI_COMMAND2_RESET_REQ_WAKEUP_S 10 - -#define AR_MCI_RX_CTRL 0x180c - -#define AR_MCI_TX_CTRL 0x1810 -/* 0 = no division, 1 = divide by 2, 2 = divide by 4, 3 = divide by 8 */ -#define AR_MCI_TX_CTRL_CLK_DIV 0x03 -#define AR_MCI_TX_CTRL_CLK_DIV_S 0 -#define AR_MCI_TX_CTRL_DISABLE_LNA_UPDATE 0x04 -#define AR_MCI_TX_CTRL_DISABLE_LNA_UPDATE_S 2 -#define AR_MCI_TX_CTRL_GAIN_UPDATE_FREQ 0xFFFFF8 -#define AR_MCI_TX_CTRL_GAIN_UPDATE_FREQ_S 3 -#define AR_MCI_TX_CTRL_GAIN_UPDATE_NUM 0xF000000 -#define AR_MCI_TX_CTRL_GAIN_UPDATE_NUM_S 24 - -#define AR_MCI_MSG_ATTRIBUTES_TABLE 0x1814 -#define AR_MCI_MSG_ATTRIBUTES_TABLE_CHECKSUM 0xFFFF -#define AR_MCI_MSG_ATTRIBUTES_TABLE_CHECKSUM_S 0 -#define AR_MCI_MSG_ATTRIBUTES_TABLE_INVALID_HDR 0xFFFF0000 -#define AR_MCI_MSG_ATTRIBUTES_TABLE_INVALID_HDR_S 16 - -#define AR_MCI_SCHD_TABLE_0 0x1818 -#define AR_MCI_SCHD_TABLE_1 0x181c -#define AR_MCI_GPM_0 0x1820 -#define AR_MCI_GPM_1 0x1824 -#define AR_MCI_GPM_WRITE_PTR 0xFFFF0000 -#define AR_MCI_GPM_WRITE_PTR_S 16 -#define AR_MCI_GPM_BUF_LEN 0x0000FFFF -#define AR_MCI_GPM_BUF_LEN_S 0 - -#define AR_MCI_INTERRUPT_RAW 0x1828 -#define AR_MCI_INTERRUPT_EN 0x182c -#define AR_MCI_INTERRUPT_SW_MSG_DONE 0x00000001 -#define AR_MCI_INTERRUPT_SW_MSG_DONE_S 0 -#define AR_MCI_INTERRUPT_CPU_INT_MSG 0x00000002 -#define AR_MCI_INTERRUPT_CPU_INT_MSG_S 1 -#define AR_MCI_INTERRUPT_RX_CKSUM_FAIL 0x00000004 -#define AR_MCI_INTERRUPT_RX_CKSUM_FAIL_S 2 -#define AR_MCI_INTERRUPT_RX_INVALID_HDR 0x00000008 -#define AR_MCI_INTERRUPT_RX_INVALID_HDR_S 3 -#define AR_MCI_INTERRUPT_RX_HW_MSG_FAIL 0x00000010 -#define AR_MCI_INTERRUPT_RX_HW_MSG_FAIL_S 4 -#define AR_MCI_INTERRUPT_RX_SW_MSG_FAIL 0x00000020 -#define AR_MCI_INTERRUPT_RX_SW_MSG_FAIL_S 5 -#define AR_MCI_INTERRUPT_TX_HW_MSG_FAIL 0x00000080 -#define AR_MCI_INTERRUPT_TX_HW_MSG_FAIL_S 7 -#define AR_MCI_INTERRUPT_TX_SW_MSG_FAIL 0x00000100 -#define AR_MCI_INTERRUPT_TX_SW_MSG_FAIL_S 8 -#define AR_MCI_INTERRUPT_RX_MSG 0x00000200 -#define AR_MCI_INTERRUPT_RX_MSG_S 9 -#define AR_MCI_INTERRUPT_REMOTE_SLEEP_UPDATE 0x00000400 -#define AR_MCI_INTERRUPT_REMOTE_SLEEP_UPDATE_S 10 -#define AR_MCI_INTERRUPT_BT_PRI 0x07fff800 -#define AR_MCI_INTERRUPT_BT_PRI_S 11 -#define AR_MCI_INTERRUPT_BT_PRI_THRESH 0x08000000 -#define AR_MCI_INTERRUPT_BT_PRI_THRESH_S 27 -#define AR_MCI_INTERRUPT_BT_FREQ 0x10000000 -#define AR_MCI_INTERRUPT_BT_FREQ_S 28 -#define AR_MCI_INTERRUPT_BT_STOMP 0x20000000 -#define AR_MCI_INTERRUPT_BT_STOMP_S 29 -#define AR_MCI_INTERRUPT_BB_AIC_IRQ 0x40000000 -#define AR_MCI_INTERRUPT_BB_AIC_IRQ_S 30 -#define AR_MCI_INTERRUPT_CONT_INFO_TIMEOUT 0x80000000 -#define AR_MCI_INTERRUPT_CONT_INFO_TIMEOUT_S 31 - -#define AR_MCI_INTERRUPT_DEFAULT (AR_MCI_INTERRUPT_SW_MSG_DONE | \ - AR_MCI_INTERRUPT_RX_INVALID_HDR | \ - AR_MCI_INTERRUPT_RX_HW_MSG_FAIL | \ - AR_MCI_INTERRUPT_RX_SW_MSG_FAIL | \ - AR_MCI_INTERRUPT_TX_HW_MSG_FAIL | \ - AR_MCI_INTERRUPT_TX_SW_MSG_FAIL | \ - AR_MCI_INTERRUPT_RX_MSG | \ - AR_MCI_INTERRUPT_REMOTE_SLEEP_UPDATE | \ - AR_MCI_INTERRUPT_CONT_INFO_TIMEOUT) - -#define AR_MCI_INTERRUPT_MSG_FAIL_MASK (AR_MCI_INTERRUPT_RX_HW_MSG_FAIL | \ - AR_MCI_INTERRUPT_RX_SW_MSG_FAIL | \ - AR_MCI_INTERRUPT_TX_HW_MSG_FAIL | \ - AR_MCI_INTERRUPT_TX_SW_MSG_FAIL) - -#define AR_MCI_REMOTE_CPU_INT 0x1830 -#define AR_MCI_REMOTE_CPU_INT_EN 0x1834 -#define AR_MCI_INTERRUPT_RX_MSG_RAW 0x1838 -#define AR_MCI_INTERRUPT_RX_MSG_EN 0x183c -#define AR_MCI_INTERRUPT_RX_MSG_REMOTE_RESET 0x00000001 -#define AR_MCI_INTERRUPT_RX_MSG_REMOTE_RESET_S 0 -#define AR_MCI_INTERRUPT_RX_MSG_LNA_CONTROL 0x00000002 -#define AR_MCI_INTERRUPT_RX_MSG_LNA_CONTROL_S 1 -#define AR_MCI_INTERRUPT_RX_MSG_CONT_NACK 0x00000004 -#define AR_MCI_INTERRUPT_RX_MSG_CONT_NACK_S 2 -#define AR_MCI_INTERRUPT_RX_MSG_CONT_INFO 0x00000008 -#define AR_MCI_INTERRUPT_RX_MSG_CONT_INFO_S 3 -#define AR_MCI_INTERRUPT_RX_MSG_CONT_RST 0x00000010 -#define AR_MCI_INTERRUPT_RX_MSG_CONT_RST_S 4 -#define AR_MCI_INTERRUPT_RX_MSG_SCHD_INFO 0x00000020 -#define AR_MCI_INTERRUPT_RX_MSG_SCHD_INFO_S 5 -#define AR_MCI_INTERRUPT_RX_MSG_CPU_INT 0x00000040 -#define AR_MCI_INTERRUPT_RX_MSG_CPU_INT_S 6 -#define AR_MCI_INTERRUPT_RX_MSG_GPM 0x00000100 -#define AR_MCI_INTERRUPT_RX_MSG_GPM_S 8 -#define AR_MCI_INTERRUPT_RX_MSG_LNA_INFO 0x00000200 -#define AR_MCI_INTERRUPT_RX_MSG_LNA_INFO_S 9 -#define AR_MCI_INTERRUPT_RX_MSG_SYS_SLEEPING 0x00000400 -#define AR_MCI_INTERRUPT_RX_MSG_SYS_SLEEPING_S 10 -#define AR_MCI_INTERRUPT_RX_MSG_SYS_WAKING 0x00000800 -#define AR_MCI_INTERRUPT_RX_MSG_SYS_WAKING_S 11 -#define AR_MCI_INTERRUPT_RX_MSG_REQ_WAKE 0x00001000 -#define AR_MCI_INTERRUPT_RX_MSG_REQ_WAKE_S 12 -#define AR_MCI_INTERRUPT_RX_HW_MSG_MASK (AR_MCI_INTERRUPT_RX_MSG_SCHD_INFO | \ - AR_MCI_INTERRUPT_RX_MSG_LNA_CONTROL| \ - AR_MCI_INTERRUPT_RX_MSG_LNA_INFO | \ - AR_MCI_INTERRUPT_RX_MSG_CONT_NACK | \ - AR_MCI_INTERRUPT_RX_MSG_CONT_INFO | \ - AR_MCI_INTERRUPT_RX_MSG_CONT_RST) - -#define AR_MCI_INTERRUPT_RX_MSG_DEFAULT (AR_MCI_INTERRUPT_RX_MSG_GPM | \ - AR_MCI_INTERRUPT_RX_MSG_REMOTE_RESET| \ - AR_MCI_INTERRUPT_RX_MSG_SYS_WAKING | \ - AR_MCI_INTERRUPT_RX_MSG_SYS_SLEEPING| \ - AR_MCI_INTERRUPT_RX_MSG_REQ_WAKE) - -#define AR_MCI_CPU_INT 0x1840 - -#define AR_MCI_RX_STATUS 0x1844 -#define AR_MCI_RX_LAST_SCHD_MSG_INDEX 0x00000F00 -#define AR_MCI_RX_LAST_SCHD_MSG_INDEX_S 8 -#define AR_MCI_RX_REMOTE_SLEEP 0x00001000 -#define AR_MCI_RX_REMOTE_SLEEP_S 12 -#define AR_MCI_RX_MCI_CLK_REQ 0x00002000 -#define AR_MCI_RX_MCI_CLK_REQ_S 13 - -#define AR_MCI_CONT_STATUS 0x1848 -#define AR_MCI_CONT_RSSI_POWER 0x000000FF -#define AR_MCI_CONT_RSSI_POWER_S 0 -#define AR_MCI_CONT_PRIORITY 0x0000FF00 -#define AR_MCI_CONT_PRIORITY_S 8 -#define AR_MCI_CONT_TXRX 0x00010000 -#define AR_MCI_CONT_TXRX_S 16 - -#define AR_MCI_BT_PRI0 0x184c -#define AR_MCI_BT_PRI1 0x1850 -#define AR_MCI_BT_PRI2 0x1854 -#define AR_MCI_BT_PRI3 0x1858 -#define AR_MCI_BT_PRI 0x185c -#define AR_MCI_WL_FREQ0 0x1860 -#define AR_MCI_WL_FREQ1 0x1864 -#define AR_MCI_WL_FREQ2 0x1868 -#define AR_MCI_GAIN 0x186c -#define AR_MCI_WBTIMER1 0x1870 -#define AR_MCI_WBTIMER2 0x1874 -#define AR_MCI_WBTIMER3 0x1878 -#define AR_MCI_WBTIMER4 0x187c -#define AR_MCI_MAXGAIN 0x1880 -#define AR_MCI_HW_SCHD_TBL_CTL 0x1884 -#define AR_MCI_HW_SCHD_TBL_D0 0x1888 -#define AR_MCI_HW_SCHD_TBL_D1 0x188c -#define AR_MCI_HW_SCHD_TBL_D2 0x1890 -#define AR_MCI_HW_SCHD_TBL_D3 0x1894 -#define AR_MCI_TX_PAYLOAD0 0x1898 -#define AR_MCI_TX_PAYLOAD1 0x189c -#define AR_MCI_TX_PAYLOAD2 0x18a0 -#define AR_MCI_TX_PAYLOAD3 0x18a4 -#define AR_BTCOEX_WBTIMER 0x18a8 - -#define AR_BTCOEX_CTRL 0x18ac -#define AR_BTCOEX_CTRL_AR9462_MODE 0x00000001 -#define AR_BTCOEX_CTRL_AR9462_MODE_S 0 -#define AR_BTCOEX_CTRL_WBTIMER_EN 0x00000002 -#define AR_BTCOEX_CTRL_WBTIMER_EN_S 1 -#define AR_BTCOEX_CTRL_MCI_MODE_EN 0x00000004 -#define AR_BTCOEX_CTRL_MCI_MODE_EN_S 2 -#define AR_BTCOEX_CTRL_LNA_SHARED 0x00000008 -#define AR_BTCOEX_CTRL_LNA_SHARED_S 3 -#define AR_BTCOEX_CTRL_PA_SHARED 0x00000010 -#define AR_BTCOEX_CTRL_PA_SHARED_S 4 -#define AR_BTCOEX_CTRL_ONE_STEP_LOOK_AHEAD_EN 0x00000020 -#define AR_BTCOEX_CTRL_ONE_STEP_LOOK_AHEAD_EN_S 5 -#define AR_BTCOEX_CTRL_TIME_TO_NEXT_BT_THRESH_EN 0x00000040 -#define AR_BTCOEX_CTRL_TIME_TO_NEXT_BT_THRESH_EN_S 6 -#define AR_BTCOEX_CTRL_NUM_ANTENNAS 0x00000180 -#define AR_BTCOEX_CTRL_NUM_ANTENNAS_S 7 -#define AR_BTCOEX_CTRL_RX_CHAIN_MASK 0x00000E00 -#define AR_BTCOEX_CTRL_RX_CHAIN_MASK_S 9 -#define AR_BTCOEX_CTRL_AGGR_THRESH 0x00007000 -#define AR_BTCOEX_CTRL_AGGR_THRESH_S 12 -#define AR_BTCOEX_CTRL_1_CHAIN_BCN 0x00080000 -#define AR_BTCOEX_CTRL_1_CHAIN_BCN_S 19 -#define AR_BTCOEX_CTRL_1_CHAIN_ACK 0x00100000 -#define AR_BTCOEX_CTRL_1_CHAIN_ACK_S 20 -#define AR_BTCOEX_CTRL_WAIT_BA_MARGIN 0x1FE00000 -#define AR_BTCOEX_CTRL_WAIT_BA_MARGIN_S 28 -#define AR_BTCOEX_CTRL_REDUCE_TXPWR 0x20000000 -#define AR_BTCOEX_CTRL_REDUCE_TXPWR_S 29 -#define AR_BTCOEX_CTRL_SPDT_ENABLE_10 0x40000000 -#define AR_BTCOEX_CTRL_SPDT_ENABLE_10_S 30 -#define AR_BTCOEX_CTRL_SPDT_POLARITY 0x80000000 -#define AR_BTCOEX_CTRL_SPDT_POLARITY_S 31 - -#define AR_BTCOEX_MAX_TXPWR(_x) (0x18c0 + ((_x) << 2)) -#define AR_BTCOEX_WL_LNA 0x1940 -#define AR_BTCOEX_RFGAIN_CTRL 0x1944 -#define AR_BTCOEX_WL_LNA_TIMEOUT 0x003FFFFF -#define AR_BTCOEX_WL_LNA_TIMEOUT_S 0 - -#define AR_BTCOEX_CTRL2 0x1948 -#define AR_BTCOEX_CTRL2_TXPWR_THRESH 0x0007F800 -#define AR_BTCOEX_CTRL2_TXPWR_THRESH_S 11 -#define AR_BTCOEX_CTRL2_TX_CHAIN_MASK 0x00380000 -#define AR_BTCOEX_CTRL2_TX_CHAIN_MASK_S 19 -#define AR_BTCOEX_CTRL2_RX_DEWEIGHT 0x00400000 -#define AR_BTCOEX_CTRL2_RX_DEWEIGHT_S 22 -#define AR_BTCOEX_CTRL2_GPIO_OBS_SEL 0x00800000 -#define AR_BTCOEX_CTRL2_GPIO_OBS_SEL_S 23 -#define AR_BTCOEX_CTRL2_MAC_BB_OBS_SEL 0x01000000 -#define AR_BTCOEX_CTRL2_MAC_BB_OBS_SEL_S 24 -#define AR_BTCOEX_CTRL2_DESC_BASED_TXPWR_ENABLE 0x02000000 -#define AR_BTCOEX_CTRL2_DESC_BASED_TXPWR_ENABLE_S 25 - -#define AR_BTCOEX_CTRL_SPDT_ENABLE 0x00000001 -#define AR_BTCOEX_CTRL_SPDT_ENABLE_S 0 -#define AR_BTCOEX_CTRL_BT_OWN_SPDT_CTRL 0x00000002 -#define AR_BTCOEX_CTRL_BT_OWN_SPDT_CTRL_S 1 -#define AR_BTCOEX_CTRL_USE_LATCHED_BT_ANT 0x00000004 -#define AR_BTCOEX_CTRL_USE_LATCHED_BT_ANT_S 2 -#define AR_GLB_WLAN_UART_INTF_EN 0x00020000 -#define AR_GLB_WLAN_UART_INTF_EN_S 17 -#define AR_GLB_DS_JTAG_DISABLE 0x00040000 -#define AR_GLB_DS_JTAG_DISABLE_S 18 - -#define AR_BTCOEX_RC 0x194c -#define AR_BTCOEX_MAX_RFGAIN(_x) (0x1950 + ((_x) << 2)) -#define AR_BTCOEX_DBG 0x1a50 -#define AR_MCI_LAST_HW_MSG_HDR 0x1a54 -#define AR_MCI_LAST_HW_MSG_BDY 0x1a58 - -#define AR_MCI_SCHD_TABLE_2 0x1a5c -#define AR_MCI_SCHD_TABLE_2_MEM_BASED 0x00000001 -#define AR_MCI_SCHD_TABLE_2_MEM_BASED_S 0 -#define AR_MCI_SCHD_TABLE_2_HW_BASED 0x00000002 -#define AR_MCI_SCHD_TABLE_2_HW_BASED_S 1 - -#define AR_BTCOEX_CTRL3 0x1a60 -#define AR_BTCOEX_CTRL3_CONT_INFO_TIMEOUT 0x00000fff -#define AR_BTCOEX_CTRL3_CONT_INFO_TIMEOUT_S 0 - -#define AR_GLB_SWREG_DISCONT_MODE 0x2002c -#define AR_GLB_SWREG_DISCONT_EN_BT_WLAN 0x3 - -#define AR_MCI_MISC 0x1a74 -#define AR_MCI_MISC_HW_FIX_EN 0x00000001 -#define AR_MCI_MISC_HW_FIX_EN_S 0 -#define AR_MCI_DBG_CNT_CTRL 0x1a78 -#define AR_MCI_DBG_CNT_CTRL_ENABLE 0x00000001 -#define AR_MCI_DBG_CNT_CTRL_ENABLE_S 0 - #endif diff --git a/drivers/net/wireless/ath/ath9k/reg_mci.h b/drivers/net/wireless/ath/ath9k/reg_mci.h new file mode 100644 index 000000000000..6251310704e3 --- /dev/null +++ b/drivers/net/wireless/ath/ath9k/reg_mci.h @@ -0,0 +1,310 @@ +/* + * Copyright (c) 2015 Qualcomm Atheros Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef REG_MCI_H +#define REG_MCI_H + +#define AR_MCI_COMMAND0 0x1800 +#define AR_MCI_COMMAND0_HEADER 0xFF +#define AR_MCI_COMMAND0_HEADER_S 0 +#define AR_MCI_COMMAND0_LEN 0x1f00 +#define AR_MCI_COMMAND0_LEN_S 8 +#define AR_MCI_COMMAND0_DISABLE_TIMESTAMP 0x2000 +#define AR_MCI_COMMAND0_DISABLE_TIMESTAMP_S 13 + +#define AR_MCI_COMMAND1 0x1804 + +#define AR_MCI_COMMAND2 0x1808 +#define AR_MCI_COMMAND2_RESET_TX 0x01 +#define AR_MCI_COMMAND2_RESET_TX_S 0 +#define AR_MCI_COMMAND2_RESET_RX 0x02 +#define AR_MCI_COMMAND2_RESET_RX_S 1 +#define AR_MCI_COMMAND2_RESET_RX_NUM_CYCLES 0x3FC +#define AR_MCI_COMMAND2_RESET_RX_NUM_CYCLES_S 2 +#define AR_MCI_COMMAND2_RESET_REQ_WAKEUP 0x400 +#define AR_MCI_COMMAND2_RESET_REQ_WAKEUP_S 10 + +#define AR_MCI_RX_CTRL 0x180c + +#define AR_MCI_TX_CTRL 0x1810 +/* + * 0 = no division, + * 1 = divide by 2, + * 2 = divide by 4, + * 3 = divide by 8 + */ +#define AR_MCI_TX_CTRL_CLK_DIV 0x03 +#define AR_MCI_TX_CTRL_CLK_DIV_S 0 +#define AR_MCI_TX_CTRL_DISABLE_LNA_UPDATE 0x04 +#define AR_MCI_TX_CTRL_DISABLE_LNA_UPDATE_S 2 +#define AR_MCI_TX_CTRL_GAIN_UPDATE_FREQ 0xFFFFF8 +#define AR_MCI_TX_CTRL_GAIN_UPDATE_FREQ_S 3 +#define AR_MCI_TX_CTRL_GAIN_UPDATE_NUM 0xF000000 +#define AR_MCI_TX_CTRL_GAIN_UPDATE_NUM_S 24 + +#define AR_MCI_MSG_ATTRIBUTES_TABLE 0x1814 +#define AR_MCI_MSG_ATTRIBUTES_TABLE_CHECKSUM 0xFFFF +#define AR_MCI_MSG_ATTRIBUTES_TABLE_CHECKSUM_S 0 +#define AR_MCI_MSG_ATTRIBUTES_TABLE_INVALID_HDR 0xFFFF0000 +#define AR_MCI_MSG_ATTRIBUTES_TABLE_INVALID_HDR_S 16 + +#define AR_MCI_SCHD_TABLE_0 0x1818 +#define AR_MCI_SCHD_TABLE_1 0x181c +#define AR_MCI_GPM_0 0x1820 +#define AR_MCI_GPM_1 0x1824 +#define AR_MCI_GPM_WRITE_PTR 0xFFFF0000 +#define AR_MCI_GPM_WRITE_PTR_S 16 +#define AR_MCI_GPM_BUF_LEN 0x0000FFFF +#define AR_MCI_GPM_BUF_LEN_S 0 + +#define AR_MCI_INTERRUPT_RAW 0x1828 + +#define AR_MCI_INTERRUPT_EN 0x182c +#define AR_MCI_INTERRUPT_SW_MSG_DONE 0x00000001 +#define AR_MCI_INTERRUPT_SW_MSG_DONE_S 0 +#define AR_MCI_INTERRUPT_CPU_INT_MSG 0x00000002 +#define AR_MCI_INTERRUPT_CPU_INT_MSG_S 1 +#define AR_MCI_INTERRUPT_RX_CKSUM_FAIL 0x00000004 +#define AR_MCI_INTERRUPT_RX_CKSUM_FAIL_S 2 +#define AR_MCI_INTERRUPT_RX_INVALID_HDR 0x00000008 +#define AR_MCI_INTERRUPT_RX_INVALID_HDR_S 3 +#define AR_MCI_INTERRUPT_RX_HW_MSG_FAIL 0x00000010 +#define AR_MCI_INTERRUPT_RX_HW_MSG_FAIL_S 4 +#define AR_MCI_INTERRUPT_RX_SW_MSG_FAIL 0x00000020 +#define AR_MCI_INTERRUPT_RX_SW_MSG_FAIL_S 5 +#define AR_MCI_INTERRUPT_TX_HW_MSG_FAIL 0x00000080 +#define AR_MCI_INTERRUPT_TX_HW_MSG_FAIL_S 7 +#define AR_MCI_INTERRUPT_TX_SW_MSG_FAIL 0x00000100 +#define AR_MCI_INTERRUPT_TX_SW_MSG_FAIL_S 8 +#define AR_MCI_INTERRUPT_RX_MSG 0x00000200 +#define AR_MCI_INTERRUPT_RX_MSG_S 9 +#define AR_MCI_INTERRUPT_REMOTE_SLEEP_UPDATE 0x00000400 +#define AR_MCI_INTERRUPT_REMOTE_SLEEP_UPDATE_S 10 +#define AR_MCI_INTERRUPT_BT_PRI 0x07fff800 +#define AR_MCI_INTERRUPT_BT_PRI_S 11 +#define AR_MCI_INTERRUPT_BT_PRI_THRESH 0x08000000 +#define AR_MCI_INTERRUPT_BT_PRI_THRESH_S 27 +#define AR_MCI_INTERRUPT_BT_FREQ 0x10000000 +#define AR_MCI_INTERRUPT_BT_FREQ_S 28 +#define AR_MCI_INTERRUPT_BT_STOMP 0x20000000 +#define AR_MCI_INTERRUPT_BT_STOMP_S 29 +#define AR_MCI_INTERRUPT_BB_AIC_IRQ 0x40000000 +#define AR_MCI_INTERRUPT_BB_AIC_IRQ_S 30 +#define AR_MCI_INTERRUPT_CONT_INFO_TIMEOUT 0x80000000 +#define AR_MCI_INTERRUPT_CONT_INFO_TIMEOUT_S 31 + +#define AR_MCI_REMOTE_CPU_INT 0x1830 +#define AR_MCI_REMOTE_CPU_INT_EN 0x1834 +#define AR_MCI_INTERRUPT_RX_MSG_RAW 0x1838 +#define AR_MCI_INTERRUPT_RX_MSG_EN 0x183c +#define AR_MCI_INTERRUPT_RX_MSG_REMOTE_RESET 0x00000001 +#define AR_MCI_INTERRUPT_RX_MSG_REMOTE_RESET_S 0 +#define AR_MCI_INTERRUPT_RX_MSG_LNA_CONTROL 0x00000002 +#define AR_MCI_INTERRUPT_RX_MSG_LNA_CONTROL_S 1 +#define AR_MCI_INTERRUPT_RX_MSG_CONT_NACK 0x00000004 +#define AR_MCI_INTERRUPT_RX_MSG_CONT_NACK_S 2 +#define AR_MCI_INTERRUPT_RX_MSG_CONT_INFO 0x00000008 +#define AR_MCI_INTERRUPT_RX_MSG_CONT_INFO_S 3 +#define AR_MCI_INTERRUPT_RX_MSG_CONT_RST 0x00000010 +#define AR_MCI_INTERRUPT_RX_MSG_CONT_RST_S 4 +#define AR_MCI_INTERRUPT_RX_MSG_SCHD_INFO 0x00000020 +#define AR_MCI_INTERRUPT_RX_MSG_SCHD_INFO_S 5 +#define AR_MCI_INTERRUPT_RX_MSG_CPU_INT 0x00000040 +#define AR_MCI_INTERRUPT_RX_MSG_CPU_INT_S 6 +#define AR_MCI_INTERRUPT_RX_MSG_GPM 0x00000100 +#define AR_MCI_INTERRUPT_RX_MSG_GPM_S 8 +#define AR_MCI_INTERRUPT_RX_MSG_LNA_INFO 0x00000200 +#define AR_MCI_INTERRUPT_RX_MSG_LNA_INFO_S 9 +#define AR_MCI_INTERRUPT_RX_MSG_SYS_SLEEPING 0x00000400 +#define AR_MCI_INTERRUPT_RX_MSG_SYS_SLEEPING_S 10 +#define AR_MCI_INTERRUPT_RX_MSG_SYS_WAKING 0x00000800 +#define AR_MCI_INTERRUPT_RX_MSG_SYS_WAKING_S 11 +#define AR_MCI_INTERRUPT_RX_MSG_REQ_WAKE 0x00001000 +#define AR_MCI_INTERRUPT_RX_MSG_REQ_WAKE_S 12 + +#define AR_MCI_CPU_INT 0x1840 + +#define AR_MCI_RX_STATUS 0x1844 +#define AR_MCI_RX_LAST_SCHD_MSG_INDEX 0x00000F00 +#define AR_MCI_RX_LAST_SCHD_MSG_INDEX_S 8 +#define AR_MCI_RX_REMOTE_SLEEP 0x00001000 +#define AR_MCI_RX_REMOTE_SLEEP_S 12 +#define AR_MCI_RX_MCI_CLK_REQ 0x00002000 +#define AR_MCI_RX_MCI_CLK_REQ_S 13 + +#define AR_MCI_CONT_STATUS 0x1848 +#define AR_MCI_CONT_RSSI_POWER 0x000000FF +#define AR_MCI_CONT_RSSI_POWER_S 0 +#define AR_MCI_CONT_PRIORITY 0x0000FF00 +#define AR_MCI_CONT_PRIORITY_S 8 +#define AR_MCI_CONT_TXRX 0x00010000 +#define AR_MCI_CONT_TXRX_S 16 + +#define AR_MCI_BT_PRI0 0x184c +#define AR_MCI_BT_PRI1 0x1850 +#define AR_MCI_BT_PRI2 0x1854 +#define AR_MCI_BT_PRI3 0x1858 +#define AR_MCI_BT_PRI 0x185c +#define AR_MCI_WL_FREQ0 0x1860 +#define AR_MCI_WL_FREQ1 0x1864 +#define AR_MCI_WL_FREQ2 0x1868 +#define AR_MCI_GAIN 0x186c +#define AR_MCI_WBTIMER1 0x1870 +#define AR_MCI_WBTIMER2 0x1874 +#define AR_MCI_WBTIMER3 0x1878 +#define AR_MCI_WBTIMER4 0x187c +#define AR_MCI_MAXGAIN 0x1880 +#define AR_MCI_HW_SCHD_TBL_CTL 0x1884 +#define AR_MCI_HW_SCHD_TBL_D0 0x1888 +#define AR_MCI_HW_SCHD_TBL_D1 0x188c +#define AR_MCI_HW_SCHD_TBL_D2 0x1890 +#define AR_MCI_HW_SCHD_TBL_D3 0x1894 +#define AR_MCI_TX_PAYLOAD0 0x1898 +#define AR_MCI_TX_PAYLOAD1 0x189c +#define AR_MCI_TX_PAYLOAD2 0x18a0 +#define AR_MCI_TX_PAYLOAD3 0x18a4 +#define AR_BTCOEX_WBTIMER 0x18a8 + +#define AR_BTCOEX_CTRL 0x18ac +#define AR_BTCOEX_CTRL_AR9462_MODE 0x00000001 +#define AR_BTCOEX_CTRL_AR9462_MODE_S 0 +#define AR_BTCOEX_CTRL_WBTIMER_EN 0x00000002 +#define AR_BTCOEX_CTRL_WBTIMER_EN_S 1 +#define AR_BTCOEX_CTRL_MCI_MODE_EN 0x00000004 +#define AR_BTCOEX_CTRL_MCI_MODE_EN_S 2 +#define AR_BTCOEX_CTRL_LNA_SHARED 0x00000008 +#define AR_BTCOEX_CTRL_LNA_SHARED_S 3 +#define AR_BTCOEX_CTRL_PA_SHARED 0x00000010 +#define AR_BTCOEX_CTRL_PA_SHARED_S 4 +#define AR_BTCOEX_CTRL_ONE_STEP_LOOK_AHEAD_EN 0x00000020 +#define AR_BTCOEX_CTRL_ONE_STEP_LOOK_AHEAD_EN_S 5 +#define AR_BTCOEX_CTRL_TIME_TO_NEXT_BT_THRESH_EN 0x00000040 +#define AR_BTCOEX_CTRL_TIME_TO_NEXT_BT_THRESH_EN_S 6 +#define AR_BTCOEX_CTRL_NUM_ANTENNAS 0x00000180 +#define AR_BTCOEX_CTRL_NUM_ANTENNAS_S 7 +#define AR_BTCOEX_CTRL_RX_CHAIN_MASK 0x00000E00 +#define AR_BTCOEX_CTRL_RX_CHAIN_MASK_S 9 +#define AR_BTCOEX_CTRL_AGGR_THRESH 0x00007000 +#define AR_BTCOEX_CTRL_AGGR_THRESH_S 12 +#define AR_BTCOEX_CTRL_1_CHAIN_BCN 0x00080000 +#define AR_BTCOEX_CTRL_1_CHAIN_BCN_S 19 +#define AR_BTCOEX_CTRL_1_CHAIN_ACK 0x00100000 +#define AR_BTCOEX_CTRL_1_CHAIN_ACK_S 20 +#define AR_BTCOEX_CTRL_WAIT_BA_MARGIN 0x1FE00000 +#define AR_BTCOEX_CTRL_WAIT_BA_MARGIN_S 28 +#define AR_BTCOEX_CTRL_REDUCE_TXPWR 0x20000000 +#define AR_BTCOEX_CTRL_REDUCE_TXPWR_S 29 +#define AR_BTCOEX_CTRL_SPDT_ENABLE_10 0x40000000 +#define AR_BTCOEX_CTRL_SPDT_ENABLE_10_S 30 +#define AR_BTCOEX_CTRL_SPDT_POLARITY 0x80000000 +#define AR_BTCOEX_CTRL_SPDT_POLARITY_S 31 + +#define AR_BTCOEX_WL_WEIGHTS0 0x18b0 +#define AR_BTCOEX_WL_WEIGHTS1 0x18b4 +#define AR_BTCOEX_WL_WEIGHTS2 0x18b8 +#define AR_BTCOEX_WL_WEIGHTS3 0x18bc + +#define AR_BTCOEX_MAX_TXPWR(_x) (0x18c0 + ((_x) << 2)) +#define AR_BTCOEX_WL_LNA 0x1940 +#define AR_BTCOEX_RFGAIN_CTRL 0x1944 +#define AR_BTCOEX_WL_LNA_TIMEOUT 0x003FFFFF +#define AR_BTCOEX_WL_LNA_TIMEOUT_S 0 + +#define AR_BTCOEX_CTRL2 0x1948 +#define AR_BTCOEX_CTRL2_TXPWR_THRESH 0x0007F800 +#define AR_BTCOEX_CTRL2_TXPWR_THRESH_S 11 +#define AR_BTCOEX_CTRL2_TX_CHAIN_MASK 0x00380000 +#define AR_BTCOEX_CTRL2_TX_CHAIN_MASK_S 19 +#define AR_BTCOEX_CTRL2_RX_DEWEIGHT 0x00400000 +#define AR_BTCOEX_CTRL2_RX_DEWEIGHT_S 22 +#define AR_BTCOEX_CTRL2_GPIO_OBS_SEL 0x00800000 +#define AR_BTCOEX_CTRL2_GPIO_OBS_SEL_S 23 +#define AR_BTCOEX_CTRL2_MAC_BB_OBS_SEL 0x01000000 +#define AR_BTCOEX_CTRL2_MAC_BB_OBS_SEL_S 24 +#define AR_BTCOEX_CTRL2_DESC_BASED_TXPWR_ENABLE 0x02000000 +#define AR_BTCOEX_CTRL2_DESC_BASED_TXPWR_ENABLE_S 25 + +#define AR_BTCOEX_CTRL_SPDT_ENABLE 0x00000001 +#define AR_BTCOEX_CTRL_SPDT_ENABLE_S 0 +#define AR_BTCOEX_CTRL_BT_OWN_SPDT_CTRL 0x00000002 +#define AR_BTCOEX_CTRL_BT_OWN_SPDT_CTRL_S 1 +#define AR_BTCOEX_CTRL_USE_LATCHED_BT_ANT 0x00000004 +#define AR_BTCOEX_CTRL_USE_LATCHED_BT_ANT_S 2 +#define AR_GLB_WLAN_UART_INTF_EN 0x00020000 +#define AR_GLB_WLAN_UART_INTF_EN_S 17 +#define AR_GLB_DS_JTAG_DISABLE 0x00040000 +#define AR_GLB_DS_JTAG_DISABLE_S 18 + +#define AR_BTCOEX_RC 0x194c +#define AR_BTCOEX_MAX_RFGAIN(_x) (0x1950 + ((_x) << 2)) +#define AR_BTCOEX_DBG 0x1a50 +#define AR_MCI_LAST_HW_MSG_HDR 0x1a54 +#define AR_MCI_LAST_HW_MSG_BDY 0x1a58 + +#define AR_MCI_SCHD_TABLE_2 0x1a5c +#define AR_MCI_SCHD_TABLE_2_MEM_BASED 0x00000001 +#define AR_MCI_SCHD_TABLE_2_MEM_BASED_S 0 +#define AR_MCI_SCHD_TABLE_2_HW_BASED 0x00000002 +#define AR_MCI_SCHD_TABLE_2_HW_BASED_S 1 + +#define AR_BTCOEX_CTRL3 0x1a60 +#define AR_BTCOEX_CTRL3_CONT_INFO_TIMEOUT 0x00000fff +#define AR_BTCOEX_CTRL3_CONT_INFO_TIMEOUT_S 0 + +#define AR_GLB_SWREG_DISCONT_MODE 0x2002c +#define AR_GLB_SWREG_DISCONT_EN_BT_WLAN 0x3 + +#define AR_MCI_MISC 0x1a74 +#define AR_MCI_MISC_HW_FIX_EN 0x00000001 +#define AR_MCI_MISC_HW_FIX_EN_S 0 + +#define AR_MCI_DBG_CNT_CTRL 0x1a78 +#define AR_MCI_DBG_CNT_CTRL_ENABLE 0x00000001 +#define AR_MCI_DBG_CNT_CTRL_ENABLE_S 0 +#define AR_MCI_DBG_CNT_CTRL_BT_LINKID 0x000007f8 +#define AR_MCI_DBG_CNT_CTRL_BT_LINKID_S 3 + +#define MCI_STAT_ALL_BT_LINKID 0xffff + +#define AR_MCI_INTERRUPT_DEFAULT (AR_MCI_INTERRUPT_SW_MSG_DONE | \ + AR_MCI_INTERRUPT_RX_INVALID_HDR | \ + AR_MCI_INTERRUPT_RX_HW_MSG_FAIL | \ + AR_MCI_INTERRUPT_RX_SW_MSG_FAIL | \ + AR_MCI_INTERRUPT_TX_HW_MSG_FAIL | \ + AR_MCI_INTERRUPT_TX_SW_MSG_FAIL | \ + AR_MCI_INTERRUPT_RX_MSG | \ + AR_MCI_INTERRUPT_REMOTE_SLEEP_UPDATE | \ + AR_MCI_INTERRUPT_CONT_INFO_TIMEOUT) + +#define AR_MCI_INTERRUPT_MSG_FAIL_MASK (AR_MCI_INTERRUPT_RX_HW_MSG_FAIL | \ + AR_MCI_INTERRUPT_RX_SW_MSG_FAIL | \ + AR_MCI_INTERRUPT_TX_HW_MSG_FAIL | \ + AR_MCI_INTERRUPT_TX_SW_MSG_FAIL) + +#define AR_MCI_INTERRUPT_RX_HW_MSG_MASK (AR_MCI_INTERRUPT_RX_MSG_SCHD_INFO | \ + AR_MCI_INTERRUPT_RX_MSG_LNA_CONTROL | \ + AR_MCI_INTERRUPT_RX_MSG_LNA_INFO | \ + AR_MCI_INTERRUPT_RX_MSG_CONT_NACK | \ + AR_MCI_INTERRUPT_RX_MSG_CONT_INFO | \ + AR_MCI_INTERRUPT_RX_MSG_CONT_RST) + +#define AR_MCI_INTERRUPT_RX_MSG_DEFAULT (AR_MCI_INTERRUPT_RX_MSG_GPM | \ + AR_MCI_INTERRUPT_RX_MSG_REMOTE_RESET | \ + AR_MCI_INTERRUPT_RX_MSG_SYS_WAKING | \ + AR_MCI_INTERRUPT_RX_MSG_SYS_SLEEPING | \ + AR_MCI_INTERRUPT_RX_MSG_REQ_WAKE) + +#endif /* REG_MCI_H */ diff --git a/drivers/net/wireless/ath/ath9k/reg_wow.h b/drivers/net/wireless/ath/ath9k/reg_wow.h index 3abfca56ca58..453054078cc4 100644 --- a/drivers/net/wireless/ath/ath9k/reg_wow.h +++ b/drivers/net/wireless/ath/ath9k/reg_wow.h @@ -72,7 +72,7 @@ #define AR_WOW_MAC_INTR_EN 0x00040000 #define AR_WOW_MAGIC_EN 0x00010000 #define AR_WOW_PATTERN_EN(x) (x & 0xff) -#define AR_WOW_PAT_FOUND_SHIFT 8 +#define AR_WOW_PAT_FOUND_SHIFT 8 #define AR_WOW_PATTERN_FOUND(x) (x & (0xff << AR_WOW_PAT_FOUND_SHIFT)) #define AR_WOW_PATTERN_FOUND_MASK ((0xff) << AR_WOW_PAT_FOUND_SHIFT) #define AR_WOW_MAGIC_PAT_FOUND 0x00020000 @@ -90,6 +90,14 @@ AR_WOW_BEACON_FAIL | \ AR_WOW_KEEP_ALIVE_FAIL)) +#define AR_WOW2_PATTERN_EN(x) ((x & 0xff) << 0) +#define AR_WOW2_PATTERN_FOUND_SHIFT 8 +#define AR_WOW2_PATTERN_FOUND(x) (x & (0xff << AR_WOW2_PATTERN_FOUND_SHIFT)) +#define AR_WOW2_PATTERN_FOUND_MASK ((0xff) << AR_WOW2_PATTERN_FOUND_SHIFT) + +#define AR_WOW_STATUS2(x) (x & AR_WOW2_PATTERN_FOUND_MASK) +#define AR_WOW_CLEAR_EVENTS2(x) (x & ~(AR_WOW2_PATTERN_EN(0xff))) + #define AR_WOW_AIFS_CNT(x) (x & 0xff) #define AR_WOW_SLOT_CNT(x) ((x & 0xff) << 8) #define AR_WOW_KEEP_ALIVE_CNT(x) ((x & 0xff) << 16) diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c index 1b8e75c4d2c2..0acd079ba96b 100644 --- a/drivers/net/wireless/ath/ath9k/xmit.c +++ b/drivers/net/wireless/ath/ath9k/xmit.c @@ -1103,14 +1103,28 @@ static u8 ath_get_rate_txpower(struct ath_softc *sc, struct ath_buf *bf, struct sk_buff *skb; struct ath_frame_info *fi; struct ieee80211_tx_info *info; + struct ieee80211_vif *vif; struct ath_hw *ah = sc->sc_ah; if (sc->tx99_state || !ah->tpc_enabled) return MAX_RATE_POWER; skb = bf->bf_mpdu; - fi = get_frame_info(skb); info = IEEE80211_SKB_CB(skb); + vif = info->control.vif; + + if (!vif) { + max_power = sc->cur_chan->cur_txpower; + goto out; + } + + if (vif->bss_conf.txpower_type != NL80211_TX_POWER_LIMITED) { + max_power = min_t(u8, sc->cur_chan->cur_txpower, + 2 * vif->bss_conf.txpower); + goto out; + } + + fi = get_frame_info(skb); if (!AR_SREV_9300_20_OR_LATER(ah)) { int txpower = fi->tx_power; @@ -1147,25 +1161,25 @@ static u8 ath_get_rate_txpower(struct ath_softc *sc, struct ath_buf *bf, txpower -= 2; txpower = max(txpower, 0); - max_power = min_t(u8, ah->tx_power[rateidx], txpower); - - /* XXX: clamp minimum TX power at 1 for AR9160 since if - * max_power is set to 0, frames are transmitted at max - * TX power - */ - if (!max_power && !AR_SREV_9280_20_OR_LATER(ah)) - max_power = 1; + max_power = min_t(u8, ah->tx_power[rateidx], + 2 * vif->bss_conf.txpower); + max_power = min_t(u8, max_power, txpower); } else if (!bf->bf_state.bfs_paprd) { if (rateidx < 8 && (info->flags & IEEE80211_TX_CTL_STBC)) - max_power = min(ah->tx_power_stbc[rateidx], - fi->tx_power); + max_power = min_t(u8, ah->tx_power_stbc[rateidx], + 2 * vif->bss_conf.txpower); else - max_power = min(ah->tx_power[rateidx], fi->tx_power); + max_power = min_t(u8, ah->tx_power[rateidx], + 2 * vif->bss_conf.txpower); + max_power = min(max_power, fi->tx_power); } else { max_power = ah->paprd_training_power; } - - return max_power; +out: + /* XXX: clamp minimum TX power at 1 for AR9160 since if max_power + * is set to 0, frames are transmitted at max TX power + */ + return (!max_power && !AR_SREV_9280_20_OR_LATER(ah)) ? 1 : max_power; } static void ath_buf_set_rate(struct ath_softc *sc, struct ath_buf *bf, diff --git a/drivers/net/wireless/ath/dfs_pattern_detector.c b/drivers/net/wireless/ath/dfs_pattern_detector.c index 3d57f8772389..b1de8c65b7fe 100644 --- a/drivers/net/wireless/ath/dfs_pattern_detector.c +++ b/drivers/net/wireless/ath/dfs_pattern_detector.c @@ -48,23 +48,23 @@ struct radar_types { #define WIDTH_LOWER(X) ((X*(100-WIDTH_TOLERANCE)+50)/100) #define WIDTH_UPPER(X) ((X*(100+WIDTH_TOLERANCE)+50)/100) -#define ETSI_PATTERN(ID, WMIN, WMAX, PMIN, PMAX, PRF, PPB) \ +#define ETSI_PATTERN(ID, WMIN, WMAX, PMIN, PMAX, PRF, PPB, CHIRP) \ { \ ID, WIDTH_LOWER(WMIN), WIDTH_UPPER(WMAX), \ (PRF2PRI(PMAX) - PRI_TOLERANCE), \ (PRF2PRI(PMIN) * PRF + PRI_TOLERANCE), PRF, PPB * PRF, \ - PPB_THRESH(PPB), PRI_TOLERANCE, \ + PPB_THRESH(PPB), PRI_TOLERANCE, CHIRP \ } /* radar types as defined by ETSI EN-301-893 v1.5.1 */ static const struct radar_detector_specs etsi_radar_ref_types_v15[] = { - ETSI_PATTERN(0, 0, 1, 700, 700, 1, 18), - ETSI_PATTERN(1, 0, 5, 200, 1000, 1, 10), - ETSI_PATTERN(2, 0, 15, 200, 1600, 1, 15), - ETSI_PATTERN(3, 0, 15, 2300, 4000, 1, 25), - ETSI_PATTERN(4, 20, 30, 2000, 4000, 1, 20), - ETSI_PATTERN(5, 0, 2, 300, 400, 3, 10), - ETSI_PATTERN(6, 0, 2, 400, 1200, 3, 15), + ETSI_PATTERN(0, 0, 1, 700, 700, 1, 18, false), + ETSI_PATTERN(1, 0, 5, 200, 1000, 1, 10, false), + ETSI_PATTERN(2, 0, 15, 200, 1600, 1, 15, false), + ETSI_PATTERN(3, 0, 15, 2300, 4000, 1, 25, false), + ETSI_PATTERN(4, 20, 30, 2000, 4000, 1, 20, false), + ETSI_PATTERN(5, 0, 2, 300, 400, 3, 10, false), + ETSI_PATTERN(6, 0, 2, 400, 1200, 3, 15, false), }; static const struct radar_types etsi_radar_types_v15 = { @@ -73,21 +73,21 @@ static const struct radar_types etsi_radar_types_v15 = { .radar_types = etsi_radar_ref_types_v15, }; -#define FCC_PATTERN(ID, WMIN, WMAX, PMIN, PMAX, PRF, PPB) \ +#define FCC_PATTERN(ID, WMIN, WMAX, PMIN, PMAX, PRF, PPB, CHIRP) \ { \ ID, WIDTH_LOWER(WMIN), WIDTH_UPPER(WMAX), \ PMIN - PRI_TOLERANCE, \ PMAX * PRF + PRI_TOLERANCE, PRF, PPB * PRF, \ - PPB_THRESH(PPB), PRI_TOLERANCE, \ + PPB_THRESH(PPB), PRI_TOLERANCE, CHIRP \ } static const struct radar_detector_specs fcc_radar_ref_types[] = { - FCC_PATTERN(0, 0, 1, 1428, 1428, 1, 18), - FCC_PATTERN(1, 0, 5, 150, 230, 1, 23), - FCC_PATTERN(2, 6, 10, 200, 500, 1, 16), - FCC_PATTERN(3, 11, 20, 200, 500, 1, 12), - FCC_PATTERN(4, 50, 100, 1000, 2000, 1, 1), - FCC_PATTERN(5, 0, 1, 333, 333, 1, 9), + FCC_PATTERN(0, 0, 1, 1428, 1428, 1, 18, false), + FCC_PATTERN(1, 0, 5, 150, 230, 1, 23, false), + FCC_PATTERN(2, 6, 10, 200, 500, 1, 16, false), + FCC_PATTERN(3, 11, 20, 200, 500, 1, 12, false), + FCC_PATTERN(4, 50, 100, 1000, 2000, 1, 1, true), + FCC_PATTERN(5, 0, 1, 333, 333, 1, 9, false), }; static const struct radar_types fcc_radar_types = { @@ -98,15 +98,15 @@ static const struct radar_types fcc_radar_types = { #define JP_PATTERN FCC_PATTERN static const struct radar_detector_specs jp_radar_ref_types[] = { - JP_PATTERN(0, 0, 1, 1428, 1428, 1, 18), - JP_PATTERN(1, 2, 3, 3846, 3846, 1, 18), - JP_PATTERN(2, 0, 1, 1388, 1388, 1, 18), - JP_PATTERN(3, 1, 2, 4000, 4000, 1, 18), - JP_PATTERN(4, 0, 5, 150, 230, 1, 23), - JP_PATTERN(5, 6, 10, 200, 500, 1, 16), - JP_PATTERN(6, 11, 20, 200, 500, 1, 12), - JP_PATTERN(7, 50, 100, 1000, 2000, 1, 20), - JP_PATTERN(5, 0, 1, 333, 333, 1, 9), + JP_PATTERN(0, 0, 1, 1428, 1428, 1, 18, false), + JP_PATTERN(1, 2, 3, 3846, 3846, 1, 18, false), + JP_PATTERN(2, 0, 1, 1388, 1388, 1, 18, false), + JP_PATTERN(3, 1, 2, 4000, 4000, 1, 18, false), + JP_PATTERN(4, 0, 5, 150, 230, 1, 23, false), + JP_PATTERN(5, 6, 10, 200, 500, 1, 16, false), + JP_PATTERN(6, 11, 20, 200, 500, 1, 12, false), + JP_PATTERN(7, 50, 100, 1000, 2000, 1, 20, false), + JP_PATTERN(5, 0, 1, 333, 333, 1, 9, false), }; static const struct radar_types jp_radar_types = { diff --git a/drivers/net/wireless/ath/dfs_pattern_detector.h b/drivers/net/wireless/ath/dfs_pattern_detector.h index dde2652b787c..25a43d632f90 100644 --- a/drivers/net/wireless/ath/dfs_pattern_detector.h +++ b/drivers/net/wireless/ath/dfs_pattern_detector.h @@ -40,12 +40,14 @@ struct ath_dfs_pool_stats { * @freq: channel frequency in MHz * @width: pulse duration in us * @rssi: rssi of radar event + * @chirp: chirp detected in pulse */ struct pulse_event { u64 ts; u16 freq; u8 width; u8 rssi; + bool chirp; }; /** @@ -59,6 +61,7 @@ struct pulse_event { * @ppb: pulses per bursts for this type * @ppb_thresh: number of pulses required to trigger detection * @max_pri_tolerance: pulse time stamp tolerance on both sides [us] + * @chirp: chirp required for the radar pattern */ struct radar_detector_specs { u8 type_id; @@ -70,6 +73,7 @@ struct radar_detector_specs { u8 ppb; u8 ppb_thresh; u8 max_pri_tolerance; + bool chirp; }; /** diff --git a/drivers/net/wireless/ath/dfs_pri_detector.c b/drivers/net/wireless/ath/dfs_pri_detector.c index 43b608178884..1b5ad1965607 100644 --- a/drivers/net/wireless/ath/dfs_pri_detector.c +++ b/drivers/net/wireless/ath/dfs_pri_detector.c @@ -390,6 +390,10 @@ static struct pri_sequence *pri_detector_add_pulse(struct pri_detector *de, if ((ts - de->last_ts) < rs->max_pri_tolerance) /* if delta to last pulse is too short, don't use this pulse */ return NULL; + /* radar detector spec needs chirp, but not detected */ + if (rs->chirp && rs->chirp != event->chirp) + return NULL; + de->last_ts = ts; max_updated_seq = pseq_handler_add_to_existing_seqs(de, ts); diff --git a/drivers/net/wireless/ath/wil6210/cfg80211.c b/drivers/net/wireless/ath/wil6210/cfg80211.c index adfd815e3f7d..47d14db59b93 100644 --- a/drivers/net/wireless/ath/wil6210/cfg80211.c +++ b/drivers/net/wireless/ath/wil6210/cfg80211.c @@ -387,11 +387,25 @@ static int wil_cfg80211_connect(struct wiphy *wiphy, int ch; int rc = 0; + wil_print_connect_params(wil, sme); + if (test_bit(wil_status_fwconnecting, wil->status) || test_bit(wil_status_fwconnected, wil->status)) return -EALREADY; - wil_print_connect_params(wil, sme); + if (sme->ie_len > WMI_MAX_IE_LEN) { + wil_err(wil, "IE too large (%td bytes)\n", sme->ie_len); + return -ERANGE; + } + + rsn_eid = sme->ie ? + cfg80211_find_ie(WLAN_EID_RSN, sme->ie, sme->ie_len) : + NULL; + + if (sme->privacy && !rsn_eid) { + wil_err(wil, "Missing RSN IE for secure connection\n"); + return -EINVAL; + } bss = cfg80211_get_bss(wiphy, sme->channel, sme->bssid, sme->ssid, sme->ssid_len, @@ -407,17 +421,9 @@ static int wil_cfg80211_connect(struct wiphy *wiphy, rc = -ENOENT; goto out; } + wil->privacy = sme->privacy; - rsn_eid = sme->ie ? - cfg80211_find_ie(WLAN_EID_RSN, sme->ie, sme->ie_len) : - NULL; - if (rsn_eid) { - if (sme->ie_len > WMI_MAX_IE_LEN) { - rc = -ERANGE; - wil_err(wil, "IE too large (%td bytes)\n", - sme->ie_len); - goto out; - } + if (wil->privacy) { /* For secure assoc, send WMI_DELETE_CIPHER_KEY_CMD */ rc = wmi_del_cipher_key(wil, 0, bss->bssid); if (rc) { @@ -450,7 +456,7 @@ static int wil_cfg80211_connect(struct wiphy *wiphy, bss->capability); goto out; } - if (rsn_eid) { + if (wil->privacy) { conn.dot11_auth_mode = WMI_AUTH11_SHARED; conn.auth_mode = WMI_AUTH_WPA2_PSK; conn.pairwise_crypto_type = WMI_CRYPT_AES_GCMP; @@ -769,7 +775,7 @@ static int wil_cfg80211_start_ap(struct wiphy *wiphy, wmi_set_ie(wil, WMI_FRAME_ASSOC_RESP, bcon->assocresp_ies_len, bcon->assocresp_ies); - wil->secure_pcp = info->privacy; + wil->privacy = info->privacy; netif_carrier_on(ndev); diff --git a/drivers/net/wireless/ath/wil6210/debugfs.c b/drivers/net/wireless/ath/wil6210/debugfs.c index 45c3558ec804..3830cc20d4fa 100644 --- a/drivers/net/wireless/ath/wil6210/debugfs.c +++ b/drivers/net/wireless/ath/wil6210/debugfs.c @@ -29,6 +29,7 @@ static u32 mem_addr; static u32 dbg_txdesc_index; static u32 dbg_vring_index; /* 24+ for Rx, 0..23 for Tx */ +u32 vring_idle_trsh = 16; /* HW fetches up to 16 descriptors at once */ enum dbg_off_type { doff_u32 = 0, @@ -102,23 +103,30 @@ static int wil_vring_debugfs_show(struct seq_file *s, void *data) % vring->size; int avail = vring->size - used - 1; char name[10]; + char sidle[10]; /* performance monitoring */ cycles_t now = get_cycles(); uint64_t idle = txdata->idle * 100; uint64_t total = now - txdata->begin; - do_div(idle, total); + if (total != 0) { + do_div(idle, total); + snprintf(sidle, sizeof(sidle), "%3d%%", + (int)idle); + } else { + snprintf(sidle, sizeof(sidle), "N/A"); + } txdata->begin = now; txdata->idle = 0ULL; snprintf(name, sizeof(name), "tx_%2d", i); seq_printf(s, - "\n%pM CID %d TID %d BACK([%d] %d TU A%s) [%3d|%3d] idle %3d%%\n", - wil->sta[cid].addr, cid, tid, - txdata->agg_wsize, txdata->agg_timeout, - txdata->agg_amsdu ? "+" : "-", - used, avail, (int)idle); + "\n%pM CID %d TID %d BACK([%d] %d TU A%s) [%3d|%3d] idle %s\n", + wil->sta[cid].addr, cid, tid, + txdata->agg_wsize, txdata->agg_timeout, + txdata->agg_amsdu ? "+" : "-", + used, avail, sidle); wil_print_vring(s, wil, name, vring, '_', 'H'); } @@ -549,7 +557,7 @@ static ssize_t wil_write_file_reset(struct file *file, const char __user *buf, dev_close(ndev); ndev->flags &= ~IFF_UP; rtnl_unlock(); - wil_reset(wil); + wil_reset(wil, true); return len; } @@ -618,7 +626,7 @@ static ssize_t wil_write_back(struct file *file, const char __user *buf, struct wil6210_priv *wil = file->private_data; int rc; char *kbuf = kmalloc(len + 1, GFP_KERNEL); - char cmd[8]; + char cmd[9]; int p1, p2, p3; if (!kbuf) @@ -1392,7 +1400,7 @@ static void wil6210_debugfs_init_isr(struct wil6210_priv *wil, /* fields in struct wil6210_priv */ static const struct dbg_off dbg_wil_off[] = { - WIL_FIELD(secure_pcp, S_IRUGO | S_IWUSR, doff_u32), + WIL_FIELD(privacy, S_IRUGO, doff_u32), WIL_FIELD(status[0], S_IRUGO | S_IWUSR, doff_ulong), WIL_FIELD(fw_version, S_IRUGO, doff_u32), WIL_FIELD(hw_version, S_IRUGO, doff_x32), @@ -1412,6 +1420,8 @@ static const struct dbg_off dbg_statics[] = { {"desc_index", S_IRUGO | S_IWUSR, (ulong)&dbg_txdesc_index, doff_u32}, {"vring_index", S_IRUGO | S_IWUSR, (ulong)&dbg_vring_index, doff_u32}, {"mem_addr", S_IRUGO | S_IWUSR, (ulong)&mem_addr, doff_u32}, + {"vring_idle_trsh", S_IRUGO | S_IWUSR, (ulong)&vring_idle_trsh, + doff_u32}, {}, }; diff --git a/drivers/net/wireless/ath/wil6210/ethtool.c b/drivers/net/wireless/ath/wil6210/ethtool.c index 4c44a82c34d7..0ea695ff98ad 100644 --- a/drivers/net/wireless/ath/wil6210/ethtool.c +++ b/drivers/net/wireless/ath/wil6210/ethtool.c @@ -50,27 +50,19 @@ static int wil_ethtoolops_get_coalesce(struct net_device *ndev, wil_dbg_misc(wil, "%s()\n", __func__); - if (test_bit(hw_capability_advanced_itr_moderation, - wil->hw_capabilities)) { - tx_itr_en = ioread32(wil->csr + - HOSTADDR(RGF_DMA_ITR_TX_CNT_CTL)); - if (tx_itr_en & BIT_DMA_ITR_TX_CNT_CTL_EN) - tx_itr_val = - ioread32(wil->csr + - HOSTADDR(RGF_DMA_ITR_TX_CNT_TRSH)); - - rx_itr_en = ioread32(wil->csr + - HOSTADDR(RGF_DMA_ITR_RX_CNT_CTL)); - if (rx_itr_en & BIT_DMA_ITR_RX_CNT_CTL_EN) - rx_itr_val = - ioread32(wil->csr + - HOSTADDR(RGF_DMA_ITR_RX_CNT_TRSH)); - } else { - rx_itr_en = ioread32(wil->csr + HOSTADDR(RGF_DMA_ITR_CNT_CRL)); - if (rx_itr_en & BIT_DMA_ITR_CNT_CRL_EN) - rx_itr_val = ioread32(wil->csr + - HOSTADDR(RGF_DMA_ITR_CNT_TRSH)); - } + tx_itr_en = ioread32(wil->csr + + HOSTADDR(RGF_DMA_ITR_TX_CNT_CTL)); + if (tx_itr_en & BIT_DMA_ITR_TX_CNT_CTL_EN) + tx_itr_val = + ioread32(wil->csr + + HOSTADDR(RGF_DMA_ITR_TX_CNT_TRSH)); + + rx_itr_en = ioread32(wil->csr + + HOSTADDR(RGF_DMA_ITR_RX_CNT_CTL)); + if (rx_itr_en & BIT_DMA_ITR_RX_CNT_CTL_EN) + rx_itr_val = + ioread32(wil->csr + + HOSTADDR(RGF_DMA_ITR_RX_CNT_TRSH)); cp->tx_coalesce_usecs = tx_itr_val; cp->rx_coalesce_usecs = rx_itr_val; diff --git a/drivers/net/wireless/ath/wil6210/fw.c b/drivers/net/wireless/ath/wil6210/fw.c index 93c5cc16c515..4428345e5a47 100644 --- a/drivers/net/wireless/ath/wil6210/fw.c +++ b/drivers/net/wireless/ath/wil6210/fw.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2014 Qualcomm Atheros, Inc. + * Copyright (c) 2014-2015 Qualcomm Atheros, Inc. * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -20,6 +20,7 @@ #include "fw.h" MODULE_FIRMWARE(WIL_FW_NAME); +MODULE_FIRMWARE(WIL_FW2_NAME); /* target operations */ /* register read */ diff --git a/drivers/net/wireless/ath/wil6210/fw_inc.c b/drivers/net/wireless/ath/wil6210/fw_inc.c index d4acf93a9a02..157f5ef384e0 100644 --- a/drivers/net/wireless/ath/wil6210/fw_inc.c +++ b/drivers/net/wireless/ath/wil6210/fw_inc.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2014 Qualcomm Atheros, Inc. + * Copyright (c) 2014-2015 Qualcomm Atheros, Inc. * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -451,8 +451,6 @@ static int wil_fw_load(struct wil6210_priv *wil, const void *data, size_t size) } return -EINVAL; } - /* Mark FW as loaded from host */ - S(RGF_USER_USAGE_6, 1); return rc; } diff --git a/drivers/net/wireless/ath/wil6210/interrupt.c b/drivers/net/wireless/ath/wil6210/interrupt.c index a6f923086f31..28ffc18466c4 100644 --- a/drivers/net/wireless/ath/wil6210/interrupt.c +++ b/drivers/net/wireless/ath/wil6210/interrupt.c @@ -166,9 +166,16 @@ void wil_unmask_irq(struct wil6210_priv *wil) /* target write operation */ #define W(a, v) do { iowrite32(v, wil->csr + HOSTADDR(a)); wmb(); } while (0) -static -void wil_configure_interrupt_moderation_new(struct wil6210_priv *wil) +void wil_configure_interrupt_moderation(struct wil6210_priv *wil) { + wil_dbg_irq(wil, "%s()\n", __func__); + + /* disable interrupt moderation for monitor + * to get better timestamp precision + */ + if (wil->wdev->iftype == NL80211_IFTYPE_MONITOR) + return; + /* Disable and clear tx counter before (re)configuration */ W(RGF_DMA_ITR_TX_CNT_CTL, BIT_DMA_ITR_TX_CNT_CTL_CLR); W(RGF_DMA_ITR_TX_CNT_TRSH, wil->tx_max_burst_duration); @@ -206,42 +213,8 @@ void wil_configure_interrupt_moderation_new(struct wil6210_priv *wil) BIT_DMA_ITR_RX_IDL_CNT_CTL_EXT_TIC_SEL); } -static -void wil_configure_interrupt_moderation_lgc(struct wil6210_priv *wil) -{ - /* disable, use usec resolution */ - W(RGF_DMA_ITR_CNT_CRL, BIT_DMA_ITR_CNT_CRL_CLR); - - wil_info(wil, "set ITR_TRSH = %d usec\n", wil->rx_max_burst_duration); - W(RGF_DMA_ITR_CNT_TRSH, wil->rx_max_burst_duration); - /* start it */ - W(RGF_DMA_ITR_CNT_CRL, - BIT_DMA_ITR_CNT_CRL_EN | BIT_DMA_ITR_CNT_CRL_EXT_TICK); -} - #undef W -void wil_configure_interrupt_moderation(struct wil6210_priv *wil) -{ - wil_dbg_irq(wil, "%s()\n", __func__); - - /* disable interrupt moderation for monitor - * to get better timestamp precision - */ - if (wil->wdev->iftype == NL80211_IFTYPE_MONITOR) - return; - - if (test_bit(hw_capability_advanced_itr_moderation, - wil->hw_capabilities)) - wil_configure_interrupt_moderation_new(wil); - else { - /* Advanced interrupt moderation is not available before - * Sparrow v2. Will use legacy interrupt moderation - */ - wil_configure_interrupt_moderation_lgc(wil); - } -} - static irqreturn_t wil6210_irq_rx(int irq, void *cookie) { struct wil6210_priv *wil = cookie; @@ -253,7 +226,7 @@ static irqreturn_t wil6210_irq_rx(int irq, void *cookie) trace_wil6210_irq_rx(isr); wil_dbg_irq(wil, "ISR RX 0x%08x\n", isr); - if (!isr) { + if (unlikely(!isr)) { wil_err(wil, "spurious IRQ: RX\n"); return IRQ_NONE; } @@ -266,17 +239,18 @@ static irqreturn_t wil6210_irq_rx(int irq, void *cookie) * action is always the same - should empty the accumulated * packets from the RX ring. */ - if (isr & (BIT_DMA_EP_RX_ICR_RX_DONE | BIT_DMA_EP_RX_ICR_RX_HTRSH)) { + if (likely(isr & (BIT_DMA_EP_RX_ICR_RX_DONE | + BIT_DMA_EP_RX_ICR_RX_HTRSH))) { wil_dbg_irq(wil, "RX done\n"); - if (isr & BIT_DMA_EP_RX_ICR_RX_HTRSH) + if (unlikely(isr & BIT_DMA_EP_RX_ICR_RX_HTRSH)) wil_err_ratelimited(wil, "Received \"Rx buffer is in risk of overflow\" interrupt\n"); isr &= ~(BIT_DMA_EP_RX_ICR_RX_DONE | BIT_DMA_EP_RX_ICR_RX_HTRSH); - if (test_bit(wil_status_reset_done, wil->status)) { - if (test_bit(wil_status_napi_en, wil->status)) { + if (likely(test_bit(wil_status_reset_done, wil->status))) { + if (likely(test_bit(wil_status_napi_en, wil->status))) { wil_dbg_txrx(wil, "NAPI(Rx) schedule\n"); need_unmask = false; napi_schedule(&wil->napi_rx); @@ -289,7 +263,7 @@ static irqreturn_t wil6210_irq_rx(int irq, void *cookie) } } - if (isr) + if (unlikely(isr)) wil_err(wil, "un-handled RX ISR bits 0x%08x\n", isr); /* Rx IRQ will be enabled when NAPI processing finished */ @@ -313,19 +287,19 @@ static irqreturn_t wil6210_irq_tx(int irq, void *cookie) trace_wil6210_irq_tx(isr); wil_dbg_irq(wil, "ISR TX 0x%08x\n", isr); - if (!isr) { + if (unlikely(!isr)) { wil_err(wil, "spurious IRQ: TX\n"); return IRQ_NONE; } wil6210_mask_irq_tx(wil); - if (isr & BIT_DMA_EP_TX_ICR_TX_DONE) { + if (likely(isr & BIT_DMA_EP_TX_ICR_TX_DONE)) { wil_dbg_irq(wil, "TX done\n"); isr &= ~BIT_DMA_EP_TX_ICR_TX_DONE; /* clear also all VRING interrupts */ isr &= ~(BIT(25) - 1UL); - if (test_bit(wil_status_reset_done, wil->status)) { + if (likely(test_bit(wil_status_reset_done, wil->status))) { wil_dbg_txrx(wil, "NAPI(Tx) schedule\n"); need_unmask = false; napi_schedule(&wil->napi_tx); @@ -334,7 +308,7 @@ static irqreturn_t wil6210_irq_tx(int irq, void *cookie) } } - if (isr) + if (unlikely(isr)) wil_err(wil, "un-handled TX ISR bits 0x%08x\n", isr); /* Tx IRQ will be enabled when NAPI processing finished */ @@ -523,11 +497,11 @@ static irqreturn_t wil6210_hardirq(int irq, void *cookie) /** * pseudo_cause is Clear-On-Read, no need to ACK */ - if ((pseudo_cause == 0) || ((pseudo_cause & 0xff) == 0xff)) + if (unlikely((pseudo_cause == 0) || ((pseudo_cause & 0xff) == 0xff))) return IRQ_NONE; /* FIXME: IRQ mask debug */ - if (wil6210_debug_irq_mask(wil, pseudo_cause)) + if (unlikely(wil6210_debug_irq_mask(wil, pseudo_cause))) return IRQ_NONE; trace_wil6210_irq_pseudo(pseudo_cause); diff --git a/drivers/net/wireless/ath/wil6210/main.c b/drivers/net/wireless/ath/wil6210/main.c index b04e0afdcb21..db74e811f5c4 100644 --- a/drivers/net/wireless/ath/wil6210/main.c +++ b/drivers/net/wireless/ath/wil6210/main.c @@ -29,10 +29,6 @@ bool no_fw_recovery; module_param(no_fw_recovery, bool, S_IRUGO | S_IWUSR); MODULE_PARM_DESC(no_fw_recovery, " disable automatic FW error recovery"); -static bool no_fw_load = true; -module_param(no_fw_load, bool, S_IRUGO | S_IWUSR); -MODULE_PARM_DESC(no_fw_load, " do not download FW, use one in on-card flash."); - /* if not set via modparam, will be set to default value of 1/8 of * rx ring size during init flow */ @@ -520,8 +516,6 @@ static int wil_target_reset(struct wil6210_priv *wil) { int delay = 0; u32 x; - bool is_reset_v2 = test_bit(hw_capability_reset_v2, - wil->hw_capabilities); wil_dbg_misc(wil, "Resetting \"%s\"...\n", wil->hw_name); @@ -532,82 +526,67 @@ static int wil_target_reset(struct wil6210_priv *wil) wil_halt_cpu(wil); + /* clear all boot loader "ready" bits */ + W(RGF_USER_BL + offsetof(struct RGF_BL, ready), 0); /* Clear Fw Download notification */ C(RGF_USER_USAGE_6, BIT(0)); - if (is_reset_v2) { - S(RGF_CAF_OSC_CONTROL, BIT_CAF_OSC_XTAL_EN); - /* XTAL stabilization should take about 3ms */ - usleep_range(5000, 7000); - x = R(RGF_CAF_PLL_LOCK_STATUS); - if (!(x & BIT_CAF_OSC_DIG_XTAL_STABLE)) { - wil_err(wil, "Xtal stabilization timeout\n" - "RGF_CAF_PLL_LOCK_STATUS = 0x%08x\n", x); - return -ETIME; - } - /* switch 10k to XTAL*/ - C(RGF_USER_SPARROW_M_4, BIT_SPARROW_M_4_SEL_SLEEP_OR_REF); - /* 40 MHz */ - C(RGF_USER_CLKS_CTL_0, BIT_USER_CLKS_CAR_AHB_SW_SEL); - - W(RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_0, 0x3ff81f); - W(RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_1, 0xf); + S(RGF_CAF_OSC_CONTROL, BIT_CAF_OSC_XTAL_EN); + /* XTAL stabilization should take about 3ms */ + usleep_range(5000, 7000); + x = R(RGF_CAF_PLL_LOCK_STATUS); + if (!(x & BIT_CAF_OSC_DIG_XTAL_STABLE)) { + wil_err(wil, "Xtal stabilization timeout\n" + "RGF_CAF_PLL_LOCK_STATUS = 0x%08x\n", x); + return -ETIME; } + /* switch 10k to XTAL*/ + C(RGF_USER_SPARROW_M_4, BIT_SPARROW_M_4_SEL_SLEEP_OR_REF); + /* 40 MHz */ + C(RGF_USER_CLKS_CTL_0, BIT_USER_CLKS_CAR_AHB_SW_SEL); + + W(RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_0, 0x3ff81f); + W(RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_1, 0xf); W(RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0xFE000000); W(RGF_USER_CLKS_CTL_SW_RST_VEC_1, 0x0000003F); - W(RGF_USER_CLKS_CTL_SW_RST_VEC_3, - is_reset_v2 ? 0x000000f0 : 0x00000170); + W(RGF_USER_CLKS_CTL_SW_RST_VEC_3, 0x000000f0); W(RGF_USER_CLKS_CTL_SW_RST_VEC_0, 0xFFE7FE00); - if (is_reset_v2) { - W(RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_0, 0x0); - W(RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_1, 0x0); - } + W(RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_0, 0x0); + W(RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_1, 0x0); W(RGF_USER_CLKS_CTL_SW_RST_VEC_3, 0); W(RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0); W(RGF_USER_CLKS_CTL_SW_RST_VEC_1, 0); W(RGF_USER_CLKS_CTL_SW_RST_VEC_0, 0); - if (is_reset_v2) { - W(RGF_USER_CLKS_CTL_SW_RST_VEC_3, 0x00000003); - /* reset A2 PCIE AHB */ - W(RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0x00008000); - } else { - W(RGF_USER_CLKS_CTL_SW_RST_VEC_3, 0x00000001); - W(RGF_PCIE_LOS_COUNTER_CTL, BIT(6) | BIT(8)); - W(RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0x00008000); - } + W(RGF_USER_CLKS_CTL_SW_RST_VEC_3, 0x00000003); + W(RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0x00008000); /* reset A2 PCIE AHB */ - /* TODO: check order here!!! Erez code is different */ W(RGF_USER_CLKS_CTL_SW_RST_VEC_0, 0); - /* wait until device ready. typical time is 200..250 msec */ + /* wait until device ready. typical time is 20..80 msec */ do { msleep(RST_DELAY); - x = R(RGF_USER_HW_MACHINE_STATE); + x = R(RGF_USER_BL + offsetof(struct RGF_BL, ready)); if (delay++ > RST_COUNT) { - wil_err(wil, "Reset not completed, hw_state 0x%08x\n", + wil_err(wil, "Reset not completed, bl.ready 0x%08x\n", x); return -ETIME; } - } while (x != HW_MACHINE_BOOT_DONE); - - if (!is_reset_v2) - W(RGF_PCIE_LOS_COUNTER_CTL, BIT(8)); + } while (!(x & BIT_BL_READY)); C(RGF_USER_CLKS_CTL_0, BIT_USER_CLKS_RST_PWGD); + /* enable fix for HW bug related to the SA/DA swap in AP Rx */ + S(RGF_DMA_OFUL_NID_0, BIT_DMA_OFUL_NID_0_RX_EXT_TR_EN | + BIT_DMA_OFUL_NID_0_RX_EXT_A3_SRC); + wil_dbg_misc(wil, "Reset completed in %d ms\n", delay * RST_DELAY); return 0; } -#undef R -#undef W -#undef S -#undef C - void wil_mbox_ring_le2cpus(struct wil6210_mbox_ring *r) { le32_to_cpus(&r->base); @@ -617,6 +596,32 @@ void wil_mbox_ring_le2cpus(struct wil6210_mbox_ring *r) le32_to_cpus(&r->head); } +static int wil_get_bl_info(struct wil6210_priv *wil) +{ + struct net_device *ndev = wil_to_ndev(wil); + struct RGF_BL bl; + + wil_memcpy_fromio_32(&bl, wil->csr + HOSTADDR(RGF_USER_BL), sizeof(bl)); + le32_to_cpus(&bl.ready); + le32_to_cpus(&bl.version); + le32_to_cpus(&bl.rf_type); + le32_to_cpus(&bl.baseband_type); + + if (!is_valid_ether_addr(bl.mac_address)) { + wil_err(wil, "BL: Invalid MAC %pM\n", bl.mac_address); + return -EINVAL; + } + + ether_addr_copy(ndev->perm_addr, bl.mac_address); + if (!is_valid_ether_addr(ndev->dev_addr)) + ether_addr_copy(ndev->dev_addr, bl.mac_address); + wil_info(wil, + "Boot Loader: ver = %d MAC = %pM RF = 0x%08x bband = 0x%08x\n", + bl.version, bl.mac_address, bl.rf_type, bl.baseband_type); + + return 0; +} + static int wil_wait_for_fw_ready(struct wil6210_priv *wil) { ulong to = msecs_to_jiffies(1000); @@ -637,7 +642,7 @@ static int wil_wait_for_fw_ready(struct wil6210_priv *wil) * After calling this routine, you're expected to reload * the firmware. */ -int wil_reset(struct wil6210_priv *wil) +int wil_reset(struct wil6210_priv *wil, bool load_fw) { int rc; @@ -675,30 +680,36 @@ int wil_reset(struct wil6210_priv *wil) if (rc) return rc; - if (!no_fw_load) { - wil_info(wil, "Use firmware <%s>\n", WIL_FW_NAME); + rc = wil_get_bl_info(wil); + if (rc) + return rc; + + if (load_fw) { + wil_info(wil, "Use firmware <%s> + board <%s>\n", WIL_FW_NAME, + WIL_FW2_NAME); + wil_halt_cpu(wil); /* Loading f/w from the file */ rc = wil_request_firmware(wil, WIL_FW_NAME); if (rc) return rc; + rc = wil_request_firmware(wil, WIL_FW2_NAME); + if (rc) + return rc; - /* clear any interrupts which on-card-firmware may have set */ + /* Mark FW as loaded from host */ + S(RGF_USER_USAGE_6, 1); + + /* clear any interrupts which on-card-firmware + * may have set + */ wil6210_clear_irq(wil); - { /* CAF_ICR - clear and mask */ - u32 a = HOSTADDR(RGF_CAF_ICR) + - offsetof(struct RGF_ICR, ICR); - u32 m = HOSTADDR(RGF_CAF_ICR) + - offsetof(struct RGF_ICR, IMV); - u32 icr = ioread32(wil->csr + a); - - iowrite32(icr, wil->csr + a); /* W1C */ - iowrite32(~0, wil->csr + m); - wmb(); /* wait for completion */ - } + /* CAF_ICR - clear and mask */ + /* it is W1C, clear by writing back same value */ + S(RGF_CAF_ICR + offsetof(struct RGF_ICR, ICR), 0); + W(RGF_CAF_ICR + offsetof(struct RGF_ICR, IMV), ~0); + wil_release_cpu(wil); - } else { - wil_info(wil, "Use firmware from on-card flash\n"); } /* init after reset */ @@ -706,15 +717,22 @@ int wil_reset(struct wil6210_priv *wil) reinit_completion(&wil->wmi_ready); reinit_completion(&wil->wmi_call); - wil_configure_interrupt_moderation(wil); - wil_unmask_irq(wil); + if (load_fw) { + wil_configure_interrupt_moderation(wil); + wil_unmask_irq(wil); - /* we just started MAC, wait for FW ready */ - rc = wil_wait_for_fw_ready(wil); + /* we just started MAC, wait for FW ready */ + rc = wil_wait_for_fw_ready(wil); + } return rc; } +#undef R +#undef W +#undef S +#undef C + void wil_fw_error_recovery(struct wil6210_priv *wil) { wil_dbg_misc(wil, "starting fw error recovery\n"); @@ -730,7 +748,7 @@ int __wil_up(struct wil6210_priv *wil) WARN_ON(!mutex_is_locked(&wil->mutex)); - rc = wil_reset(wil); + rc = wil_reset(wil, true); if (rc) return rc; @@ -837,7 +855,7 @@ int __wil_down(struct wil6210_priv *wil) if (!iter) wil_err(wil, "timeout waiting for idle FW/HW\n"); - wil_rx_fini(wil); + wil_reset(wil, false); return 0; } diff --git a/drivers/net/wireless/ath/wil6210/pcie_bus.c b/drivers/net/wireless/ath/wil6210/pcie_bus.c index 3dd26709ccb2..25343cffe229 100644 --- a/drivers/net/wireless/ath/wil6210/pcie_bus.c +++ b/drivers/net/wireless/ath/wil6210/pcie_bus.c @@ -39,18 +39,6 @@ void wil_set_capabilities(struct wil6210_priv *wil) bitmap_zero(wil->hw_capabilities, hw_capability_last); switch (rev_id) { - case JTAG_DEV_ID_MARLON_B0: - wil->hw_name = "Marlon B0"; - wil->hw_version = HW_VER_MARLON_B0; - break; - case JTAG_DEV_ID_SPARROW_A0: - wil->hw_name = "Sparrow A0"; - wil->hw_version = HW_VER_SPARROW_A0; - break; - case JTAG_DEV_ID_SPARROW_A1: - wil->hw_name = "Sparrow A1"; - wil->hw_version = HW_VER_SPARROW_A1; - break; case JTAG_DEV_ID_SPARROW_B0: wil->hw_name = "Sparrow B0"; wil->hw_version = HW_VER_SPARROW_B0; @@ -62,13 +50,6 @@ void wil_set_capabilities(struct wil6210_priv *wil) } wil_info(wil, "Board hardware is %s\n", wil->hw_name); - - if (wil->hw_version >= HW_VER_SPARROW_A0) - set_bit(hw_capability_reset_v2, wil->hw_capabilities); - - if (wil->hw_version >= HW_VER_SPARROW_B0) - set_bit(hw_capability_advanced_itr_moderation, - wil->hw_capabilities); } void wil_disable_irq(struct wil6210_priv *wil) @@ -150,7 +131,7 @@ static int wil_if_pcie_enable(struct wil6210_priv *wil) /* need reset here to obtain MAC */ mutex_lock(&wil->mutex); - rc = wil_reset(wil); + rc = wil_reset(wil, false); mutex_unlock(&wil->mutex); if (debug_fw) rc = 0; @@ -305,7 +286,6 @@ static void wil_pcie_remove(struct pci_dev *pdev) } static const struct pci_device_id wil6210_pcie_ids[] = { - { PCI_DEVICE(0x1ae9, 0x0301) }, { PCI_DEVICE(0x1ae9, 0x0310) }, { PCI_DEVICE(0x1ae9, 0x0302) }, /* same as above, firmware broken */ { /* end: all zeroes */ }, diff --git a/drivers/net/wireless/ath/wil6210/txrx.c b/drivers/net/wireless/ath/wil6210/txrx.c index 8439f65db259..7f2f560b8638 100644 --- a/drivers/net/wireless/ath/wil6210/txrx.c +++ b/drivers/net/wireless/ath/wil6210/txrx.c @@ -53,34 +53,38 @@ static inline int wil_vring_is_full(struct vring *vring) return wil_vring_next_tail(vring) == vring->swhead; } -/* - * Available space in Tx Vring - */ -static inline int wil_vring_avail_tx(struct vring *vring) +/* Used space in Tx Vring */ +static inline int wil_vring_used_tx(struct vring *vring) { u32 swhead = vring->swhead; u32 swtail = vring->swtail; - int used = (vring->size + swhead - swtail) % vring->size; + return (vring->size + swhead - swtail) % vring->size; +} - return vring->size - used - 1; +/* Available space in Tx Vring */ +static inline int wil_vring_avail_tx(struct vring *vring) +{ + return vring->size - wil_vring_used_tx(vring) - 1; } -/** - * wil_vring_wmark_low - low watermark for available descriptor space - */ +/* wil_vring_wmark_low - low watermark for available descriptor space */ static inline int wil_vring_wmark_low(struct vring *vring) { return vring->size/8; } -/** - * wil_vring_wmark_high - high watermark for available descriptor space - */ +/* wil_vring_wmark_high - high watermark for available descriptor space */ static inline int wil_vring_wmark_high(struct vring *vring) { return vring->size/4; } +/* wil_val_in_range - check if value in [min,max) */ +static inline bool wil_val_in_range(int val, int min, int max) +{ + return val >= min && val < max; +} + static int wil_vring_alloc(struct wil6210_priv *wil, struct vring *vring) { struct device *dev = wil_to_dev(wil); @@ -98,8 +102,7 @@ static int wil_vring_alloc(struct wil6210_priv *wil, struct vring *vring) vring->va = NULL; return -ENOMEM; } - /* - * vring->va should be aligned on its size rounded up to power of 2 + /* vring->va should be aligned on its size rounded up to power of 2 * This is granted by the dma_alloc_coherent */ vring->va = dma_alloc_coherent(dev, sz, &vring->pa, GFP_KERNEL); @@ -346,27 +349,6 @@ static void wil_rx_add_radiotap_header(struct wil6210_priv *wil, } } -/* - * Fast swap in place between 2 registers - */ -static void wil_swap_u16(u16 *a, u16 *b) -{ - *a ^= *b; - *b ^= *a; - *a ^= *b; -} - -static void wil_swap_ethaddr(void *data) -{ - struct ethhdr *eth = data; - u16 *s = (u16 *)eth->h_source; - u16 *d = (u16 *)eth->h_dest; - - wil_swap_u16(s++, d++); - wil_swap_u16(s++, d++); - wil_swap_u16(s, d); -} - /** * reap 1 frame from @swhead * @@ -386,17 +368,16 @@ static struct sk_buff *wil_vring_reap_rx(struct wil6210_priv *wil, unsigned int sz = mtu_max + ETH_HLEN; u16 dmalen; u8 ftype; - u8 ds_bits; int cid; struct wil_net_stats *stats; BUILD_BUG_ON(sizeof(struct vring_rx_desc) > sizeof(skb->cb)); - if (wil_vring_is_empty(vring)) + if (unlikely(wil_vring_is_empty(vring))) return NULL; _d = &vring->va[vring->swhead].rx; - if (!(_d->dma.status & RX_DMA_STATUS_DU)) { + if (unlikely(!(_d->dma.status & RX_DMA_STATUS_DU))) { /* it is not error, we just reached end of Rx done area */ return NULL; } @@ -416,7 +397,7 @@ static struct sk_buff *wil_vring_reap_rx(struct wil6210_priv *wil, wil_hex_dump_txrx("Rx ", DUMP_PREFIX_NONE, 32, 4, (const void *)d, sizeof(*d), false); - if (dmalen > sz) { + if (unlikely(dmalen > sz)) { wil_err(wil, "Rx size too large: %d bytes!\n", dmalen); kfree_skb(skb); return NULL; @@ -445,14 +426,14 @@ static struct sk_buff *wil_vring_reap_rx(struct wil6210_priv *wil, * in Rx descriptor. If type is not data, it is 802.11 frame as is */ ftype = wil_rxdesc_ftype(d) << 2; - if (ftype != IEEE80211_FTYPE_DATA) { + if (unlikely(ftype != IEEE80211_FTYPE_DATA)) { wil_dbg_txrx(wil, "Non-data frame ftype 0x%08x\n", ftype); /* TODO: process it */ kfree_skb(skb); return NULL; } - if (skb->len < ETH_HLEN) { + if (unlikely(skb->len < ETH_HLEN)) { wil_err(wil, "Short frame, len = %d\n", skb->len); /* TODO: process it (i.e. BAR) */ kfree_skb(skb); @@ -463,9 +444,9 @@ static struct sk_buff *wil_vring_reap_rx(struct wil6210_priv *wil, * and in case of error drop the packet * higher stack layers will handle retransmission (if required) */ - if (d->dma.status & RX_DMA_STATUS_L4I) { + if (likely(d->dma.status & RX_DMA_STATUS_L4I)) { /* L4 protocol identified, csum calculated */ - if ((d->dma.error & RX_DMA_ERROR_L4_ERR) == 0) + if (likely((d->dma.error & RX_DMA_ERROR_L4_ERR) == 0)) skb->ip_summed = CHECKSUM_UNNECESSARY; /* If HW reports bad checksum, let IP stack re-check it * For example, HW don't understand Microsoft IP stack that @@ -474,15 +455,6 @@ static struct sk_buff *wil_vring_reap_rx(struct wil6210_priv *wil, */ } - ds_bits = wil_rxdesc_ds_bits(d); - if (ds_bits == 1) { - /* - * HW bug - in ToDS mode, i.e. Rx on AP side, - * addresses get swapped - */ - wil_swap_ethaddr(skb->data); - } - return skb; } @@ -503,7 +475,7 @@ static int wil_rx_refill(struct wil6210_priv *wil, int count) (next_tail != v->swhead) && (count-- > 0); v->swtail = next_tail) { rc = wil_vring_alloc_skb(wil, v, v->swtail, headroom); - if (rc) { + if (unlikely(rc)) { wil_err(wil, "Error %d in wil_rx_refill[%d]\n", rc, v->swtail); break; @@ -565,7 +537,7 @@ void wil_rx_handle(struct wil6210_priv *wil, int *quota) struct vring *v = &wil->vring_rx; struct sk_buff *skb; - if (!v->va) { + if (unlikely(!v->va)) { wil_err(wil, "Rx IRQ while Rx not yet initialized\n"); return; } @@ -952,13 +924,14 @@ static int __wil_tx_vring(struct wil6210_priv *wil, struct vring *vring, struct vring_tx_data *txdata = &wil->vring_tx_data[vring_index]; uint i = swhead; dma_addr_t pa; + int used; wil_dbg_txrx(wil, "%s()\n", __func__); if (unlikely(!txdata->enabled)) return -EINVAL; - if (avail < 1 + nr_frags) { + if (unlikely(avail < 1 + nr_frags)) { wil_err_ratelimited(wil, "Tx ring[%2d] full. No space for %d fragments\n", vring_index, 1 + nr_frags); @@ -979,7 +952,7 @@ static int __wil_tx_vring(struct wil6210_priv *wil, struct vring *vring, /* 1-st segment */ wil_tx_desc_map(d, pa, skb_headlen(skb), vring_index); /* Process TCP/UDP checksum offloading */ - if (wil_tx_desc_offload_cksum_set(wil, d, skb)) { + if (unlikely(wil_tx_desc_offload_cksum_set(wil, d, skb))) { wil_err(wil, "Tx[%2d] Failed to set cksum, drop packet\n", vring_index); goto dma_error; @@ -1027,8 +1000,14 @@ static int __wil_tx_vring(struct wil6210_priv *wil, struct vring *vring, */ vring->ctx[i].skb = skb_get(skb); - if (wil_vring_is_empty(vring)) /* performance monitoring */ + /* performance monitoring */ + used = wil_vring_used_tx(vring); + if (wil_val_in_range(vring_idle_trsh, + used, used + nr_frags + 1)) { txdata->idle += get_cycles() - txdata->last_idle; + wil_dbg_txrx(wil, "Ring[%2d] not idle %d -> %d\n", + vring_index, used, used + nr_frags + 1); + } /* advance swhead */ wil_vring_advance_head(vring, nr_frags + 1); @@ -1082,18 +1061,18 @@ netdev_tx_t wil_start_xmit(struct sk_buff *skb, struct net_device *ndev) int rc; wil_dbg_txrx(wil, "%s()\n", __func__); - if (!test_bit(wil_status_fwready, wil->status)) { + if (unlikely(!test_bit(wil_status_fwready, wil->status))) { if (!pr_once_fw) { wil_err(wil, "FW not ready\n"); pr_once_fw = true; } goto drop; } - if (!test_bit(wil_status_fwconnected, wil->status)) { + if (unlikely(!test_bit(wil_status_fwconnected, wil->status))) { wil_err(wil, "FW not connected\n"); goto drop; } - if (wil->wdev->iftype == NL80211_IFTYPE_MONITOR) { + if (unlikely(wil->wdev->iftype == NL80211_IFTYPE_MONITOR)) { wil_err(wil, "Xmit in monitor mode not supported\n"); goto drop; } @@ -1109,7 +1088,7 @@ netdev_tx_t wil_start_xmit(struct sk_buff *skb, struct net_device *ndev) else vring = wil_tx_bcast(wil, skb); } - if (!vring) { + if (unlikely(!vring)) { wil_dbg_txrx(wil, "No Tx VRING found for %pM\n", eth->h_dest); goto drop; } @@ -1117,7 +1096,7 @@ netdev_tx_t wil_start_xmit(struct sk_buff *skb, struct net_device *ndev) rc = wil_tx_vring(wil, vring, skb); /* do we still have enough room in the vring? */ - if (wil_vring_avail_tx(vring) < wil_vring_wmark_low(vring)) { + if (unlikely(wil_vring_avail_tx(vring) < wil_vring_wmark_low(vring))) { netif_tx_stop_all_queues(wil_to_ndev(wil)); wil_dbg_txrx(wil, "netif_tx_stop : ring full\n"); } @@ -1172,19 +1151,23 @@ int wil_tx_complete(struct wil6210_priv *wil, int ringid) int cid = wil->vring2cid_tid[ringid][0]; struct wil_net_stats *stats = &wil->sta[cid].stats; volatile struct vring_tx_desc *_d; + int used_before_complete; + int used_new; - if (!vring->va) { + if (unlikely(!vring->va)) { wil_err(wil, "Tx irq[%d]: vring not initialized\n", ringid); return 0; } - if (!txdata->enabled) { + if (unlikely(!txdata->enabled)) { wil_info(wil, "Tx irq[%d]: vring disabled\n", ringid); return 0; } wil_dbg_txrx(wil, "%s(%d)\n", __func__, ringid); + used_before_complete = wil_vring_used_tx(vring); + while (!wil_vring_is_empty(vring)) { int new_swtail; struct wil_ctx *ctx = &vring->ctx[vring->swtail]; @@ -1196,7 +1179,7 @@ int wil_tx_complete(struct wil6210_priv *wil, int ringid) /* TODO: check we are not past head */ _d = &vring->va[lf].tx; - if (!(_d->dma.status & TX_DMA_STATUS_DU)) + if (unlikely(!(_d->dma.status & TX_DMA_STATUS_DU))) break; new_swtail = (lf + 1) % vring->size; @@ -1224,7 +1207,7 @@ int wil_tx_complete(struct wil6210_priv *wil, int ringid) wil_txdesc_unmap(dev, d, ctx); if (skb) { - if (d->dma.error == 0) { + if (likely(d->dma.error == 0)) { ndev->stats.tx_packets++; stats->tx_packets++; ndev->stats.tx_bytes += skb->len; @@ -1246,8 +1229,12 @@ int wil_tx_complete(struct wil6210_priv *wil, int ringid) } } - if (wil_vring_is_empty(vring)) { /* performance monitoring */ - wil_dbg_txrx(wil, "Ring[%2d] empty\n", ringid); + /* performance monitoring */ + used_new = wil_vring_used_tx(vring); + if (wil_val_in_range(vring_idle_trsh, + used_new, used_before_complete)) { + wil_dbg_txrx(wil, "Ring[%2d] idle %d -> %d\n", + ringid, used_before_complete, used_new); txdata->last_idle = get_cycles(); } diff --git a/drivers/net/wireless/ath/wil6210/wil6210.h b/drivers/net/wireless/ath/wil6210/wil6210.h index 94611568fc9a..b6e65c37d410 100644 --- a/drivers/net/wireless/ath/wil6210/wil6210.h +++ b/drivers/net/wireless/ath/wil6210/wil6210.h @@ -27,9 +27,11 @@ extern bool no_fw_recovery; extern unsigned int mtu_max; extern unsigned short rx_ring_overflow_thrsh; extern int agg_wsize; +extern u32 vring_idle_trsh; #define WIL_NAME "wil6210" -#define WIL_FW_NAME "wil6210.fw" +#define WIL_FW_NAME "wil6210.fw" /* code */ +#define WIL_FW2_NAME "wil6210.board" /* board & radio parameters */ #define WIL_MAX_BUS_REQUEST_KBPS 800000 /* ~6.1Gbps */ @@ -120,6 +122,16 @@ struct RGF_ICR { u32 IMC; /* Mask Clear, write 1 to clear */ } __packed; +struct RGF_BL { + u32 ready; /* 0x880A3C bit [0] */ +#define BIT_BL_READY BIT(0) + u32 version; /* 0x880A40 version of the BL struct */ + u32 rf_type; /* 0x880A44 ID of the connected RF */ + u32 baseband_type; /* 0x880A48 ID of the baseband */ + u8 mac_address[ETH_ALEN]; /* 0x880A4C permanent MAC */ + u8 pad[2]; +} __packed; + /* registers - FW addresses */ #define RGF_USER_USAGE_1 (0x880004) #define RGF_USER_USAGE_6 (0x880018) @@ -130,6 +142,7 @@ struct RGF_ICR { #define RGF_USER_MAC_CPU_0 (0x8801fc) #define BIT_USER_MAC_CPU_MAN_RST BIT(1) /* mac_cpu_man_rst */ #define RGF_USER_USER_SCRATCH_PAD (0x8802bc) +#define RGF_USER_BL (0x880A3C) /* Boot Loader */ #define RGF_USER_FW_REV_ID (0x880a8c) /* chip revision */ #define RGF_USER_CLKS_CTL_0 (0x880abc) #define BIT_USER_CLKS_CAR_AHB_SW_SEL BIT(1) /* ref clk/PLL */ @@ -169,6 +182,13 @@ struct RGF_ICR { #define BIT_DMA_ITR_CNT_CRL_CLR BIT(3) #define BIT_DMA_ITR_CNT_CRL_REACH_TRSH BIT(4) +/* Offload control (Sparrow B0+) */ +#define RGF_DMA_OFUL_NID_0 (0x881cd4) + #define BIT_DMA_OFUL_NID_0_RX_EXT_TR_EN BIT(0) + #define BIT_DMA_OFUL_NID_0_TX_EXT_TR_EN BIT(1) + #define BIT_DMA_OFUL_NID_0_RX_EXT_A3_SRC BIT(2) + #define BIT_DMA_OFUL_NID_0_TX_EXT_A3_SRC BIT(3) + /* New (sparrow v2+) interrupt moderation control */ #define RGF_DMA_ITR_TX_DESQ_NO_MOD (0x881d40) #define RGF_DMA_ITR_TX_CNT_TRSH (0x881d34) @@ -229,16 +249,10 @@ struct RGF_ICR { #define BIT_CAF_OSC_DIG_XTAL_STABLE BIT(0) #define RGF_USER_JTAG_DEV_ID (0x880b34) /* device ID */ - #define JTAG_DEV_ID_MARLON_B0 (0x0612072f) - #define JTAG_DEV_ID_SPARROW_A0 (0x0632072f) - #define JTAG_DEV_ID_SPARROW_A1 (0x1632072f) #define JTAG_DEV_ID_SPARROW_B0 (0x2632072f) enum { HW_VER_UNKNOWN, - HW_VER_MARLON_B0, /* JTAG_DEV_ID_MARLON_B0 */ - HW_VER_SPARROW_A0, /* JTAG_DEV_ID_SPARROW_A0 */ - HW_VER_SPARROW_A1, /* JTAG_DEV_ID_SPARROW_A1 */ HW_VER_SPARROW_B0, /* JTAG_DEV_ID_SPARROW_B0 */ }; @@ -482,8 +496,6 @@ enum { }; enum { - hw_capability_reset_v2 = 0, - hw_capability_advanced_itr_moderation = 1, hw_capability_last }; @@ -528,7 +540,7 @@ struct wil6210_priv { wait_queue_head_t wq; /* for all wait_event() use */ /* profile */ u32 monitor_flags; - u32 secure_pcp; /* create secure PCP? */ + u32 privacy; /* secure connection? */ int sinfo_gen; /* interrupt moderation */ u32 tx_max_burst_duration; @@ -658,7 +670,7 @@ int wil_if_add(struct wil6210_priv *wil); void wil_if_remove(struct wil6210_priv *wil); int wil_priv_init(struct wil6210_priv *wil); void wil_priv_deinit(struct wil6210_priv *wil); -int wil_reset(struct wil6210_priv *wil); +int wil_reset(struct wil6210_priv *wil, bool no_fw); void wil_fw_error_recovery(struct wil6210_priv *wil); void wil_set_recovery_state(struct wil6210_priv *wil, int state); int wil_up(struct wil6210_priv *wil); diff --git a/drivers/net/wireless/ath/wil6210/wmi.c b/drivers/net/wireless/ath/wil6210/wmi.c index 0f3e4334c8e3..021313524913 100644 --- a/drivers/net/wireless/ath/wil6210/wmi.c +++ b/drivers/net/wireless/ath/wil6210/wmi.c @@ -281,7 +281,6 @@ int wmi_send(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len) /*=== Event handlers ===*/ static void wmi_evt_ready(struct wil6210_priv *wil, int id, void *d, int len) { - struct net_device *ndev = wil_to_ndev(wil); struct wireless_dev *wdev = wil->wdev; struct wmi_ready_event *evt = d; @@ -290,11 +289,7 @@ static void wmi_evt_ready(struct wil6210_priv *wil, int id, void *d, int len) wil_info(wil, "FW ver. %d; MAC %pM; %d MID's\n", wil->fw_version, evt->mac, wil->n_mids); - - if (!is_valid_ether_addr(ndev->dev_addr)) { - memcpy(ndev->dev_addr, evt->mac, ETH_ALEN); - memcpy(ndev->perm_addr, evt->mac, ETH_ALEN); - } + /* ignore MAC address, we already have it from the boot loader */ snprintf(wdev->wiphy->fw_version, sizeof(wdev->wiphy->fw_version), "%d", wil->fw_version); } @@ -879,7 +874,7 @@ int wmi_pcp_start(struct wil6210_priv *wil, int bi, u8 wmi_nettype, u8 chan) struct wmi_pcp_started_event evt; } __packed reply; - if (!wil->secure_pcp) + if (!wil->privacy) cmd.disable_sec = 1; if ((cmd.pcp_max_assoc_sta > WIL6210_MAX_CID) || diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c index ccbdb05b28cd..f34aa67f3179 100644 --- a/drivers/net/wireless/b43/main.c +++ b/drivers/net/wireless/b43/main.c @@ -4819,7 +4819,7 @@ static void b43_wireless_core_exit(struct b43_wldev *dev) switch (dev->dev->bus_type) { #ifdef CONFIG_B43_BCMA case B43_BUS_BCMA: - bcma_core_pci_down(dev->dev->bdev->bus); + bcma_host_pci_down(dev->dev->bdev->bus); break; #endif #ifdef CONFIG_B43_SSB @@ -4866,9 +4866,9 @@ static int b43_wireless_core_init(struct b43_wldev *dev) switch (dev->dev->bus_type) { #ifdef CONFIG_B43_BCMA case B43_BUS_BCMA: - bcma_core_pci_irq_ctl(&dev->dev->bdev->bus->drv_pci[0], + bcma_core_pci_irq_ctl(dev->dev->bdev->bus, dev->dev->bdev, true); - bcma_core_pci_up(dev->dev->bdev->bus); + bcma_host_pci_up(dev->dev->bdev->bus); break; #endif #ifdef CONFIG_B43_SSB diff --git a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c index 7944224e3fc9..c438ccdb6ed8 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c @@ -58,6 +58,14 @@ #define BRCMF_DEFAULT_TXGLOM_SIZE 32 /* max tx frames in glom chain */ #define BRCMF_DEFAULT_RXGLOM_SIZE 32 /* max rx frames in glom chain */ +struct brcmf_sdiod_freezer { + atomic_t freezing; + atomic_t thread_count; + u32 frozen_count; + wait_queue_head_t thread_freeze; + struct completion resumed; +}; + static int brcmf_sdiod_txglomsz = BRCMF_DEFAULT_TXGLOM_SIZE; module_param_named(txglomsz, brcmf_sdiod_txglomsz, int, 0); MODULE_PARM_DESC(txglomsz, "maximum tx packet chain size [SDIO]"); @@ -197,6 +205,30 @@ int brcmf_sdiod_intr_unregister(struct brcmf_sdio_dev *sdiodev) return 0; } +void brcmf_sdiod_change_state(struct brcmf_sdio_dev *sdiodev, + enum brcmf_sdiod_state state) +{ + if (sdiodev->state == BRCMF_SDIOD_NOMEDIUM || + state == sdiodev->state) + return; + + brcmf_dbg(TRACE, "%d -> %d\n", sdiodev->state, state); + switch (sdiodev->state) { + case BRCMF_SDIOD_DATA: + /* any other state means bus interface is down */ + brcmf_bus_change_state(sdiodev->bus_if, BRCMF_BUS_DOWN); + break; + case BRCMF_SDIOD_DOWN: + /* transition from DOWN to DATA means bus interface is up */ + if (state == BRCMF_SDIOD_DATA) + brcmf_bus_change_state(sdiodev->bus_if, BRCMF_BUS_UP); + break; + default: + break; + } + sdiodev->state = state; +} + static inline int brcmf_sdiod_f0_writeb(struct sdio_func *func, uint regaddr, u8 byte) { @@ -269,12 +301,6 @@ static int brcmf_sdiod_request_data(struct brcmf_sdio_dev *sdiodev, u8 fn, return ret; } -static void brcmf_sdiod_nomedium_state(struct brcmf_sdio_dev *sdiodev) -{ - sdiodev->state = BRCMF_STATE_NOMEDIUM; - brcmf_bus_change_state(sdiodev->bus_if, BRCMF_BUS_DOWN); -} - static int brcmf_sdiod_regrw_helper(struct brcmf_sdio_dev *sdiodev, u32 addr, u8 regsz, void *data, bool write) { @@ -282,7 +308,7 @@ static int brcmf_sdiod_regrw_helper(struct brcmf_sdio_dev *sdiodev, u32 addr, s32 retry = 0; int ret; - if (sdiodev->state == BRCMF_STATE_NOMEDIUM) + if (sdiodev->state == BRCMF_SDIOD_NOMEDIUM) return -ENOMEDIUM; /* @@ -308,7 +334,7 @@ static int brcmf_sdiod_regrw_helper(struct brcmf_sdio_dev *sdiodev, u32 addr, retry++ < SDIOH_API_ACCESS_RETRY_LIMIT); if (ret == -ENOMEDIUM) - brcmf_sdiod_nomedium_state(sdiodev); + brcmf_sdiod_change_state(sdiodev, BRCMF_SDIOD_NOMEDIUM); else if (ret != 0) { /* * SleepCSR register access can fail when @@ -331,7 +357,7 @@ brcmf_sdiod_set_sbaddr_window(struct brcmf_sdio_dev *sdiodev, u32 address) int err = 0, i; u8 addr[3]; - if (sdiodev->state == BRCMF_STATE_NOMEDIUM) + if (sdiodev->state == BRCMF_SDIOD_NOMEDIUM) return -ENOMEDIUM; addr[0] = (address >> 8) & SBSDIO_SBADDRLOW_MASK; @@ -460,7 +486,7 @@ static int brcmf_sdiod_buffrw(struct brcmf_sdio_dev *sdiodev, uint fn, err = sdio_readsb(sdiodev->func[fn], ((u8 *)(pkt->data)), addr, req_sz); if (err == -ENOMEDIUM) - brcmf_sdiod_nomedium_state(sdiodev); + brcmf_sdiod_change_state(sdiodev, BRCMF_SDIOD_NOMEDIUM); return err; } @@ -595,7 +621,7 @@ static int brcmf_sdiod_sglist_rw(struct brcmf_sdio_dev *sdiodev, uint fn, ret = mmc_cmd.error ? mmc_cmd.error : mmc_dat.error; if (ret == -ENOMEDIUM) { - brcmf_sdiod_nomedium_state(sdiodev); + brcmf_sdiod_change_state(sdiodev, BRCMF_SDIOD_NOMEDIUM); break; } else if (ret != 0) { brcmf_err("CMD53 sg block %s failed %d\n", @@ -877,6 +903,87 @@ static void brcmf_sdiod_sgtable_alloc(struct brcmf_sdio_dev *sdiodev) sdiodev->txglomsz = brcmf_sdiod_txglomsz; } +#ifdef CONFIG_PM_SLEEP +static int brcmf_sdiod_freezer_attach(struct brcmf_sdio_dev *sdiodev) +{ + sdiodev->freezer = kzalloc(sizeof(*sdiodev->freezer), GFP_KERNEL); + if (!sdiodev->freezer) + return -ENOMEM; + atomic_set(&sdiodev->freezer->thread_count, 0); + atomic_set(&sdiodev->freezer->freezing, 0); + init_waitqueue_head(&sdiodev->freezer->thread_freeze); + init_completion(&sdiodev->freezer->resumed); + return 0; +} + +static void brcmf_sdiod_freezer_detach(struct brcmf_sdio_dev *sdiodev) +{ + if (sdiodev->freezer) { + WARN_ON(atomic_read(&sdiodev->freezer->freezing)); + kfree(sdiodev->freezer); + } +} + +static int brcmf_sdiod_freezer_on(struct brcmf_sdio_dev *sdiodev) +{ + atomic_t *expect = &sdiodev->freezer->thread_count; + int res = 0; + + sdiodev->freezer->frozen_count = 0; + reinit_completion(&sdiodev->freezer->resumed); + atomic_set(&sdiodev->freezer->freezing, 1); + brcmf_sdio_trigger_dpc(sdiodev->bus); + wait_event(sdiodev->freezer->thread_freeze, + atomic_read(expect) == sdiodev->freezer->frozen_count); + sdio_claim_host(sdiodev->func[1]); + res = brcmf_sdio_sleep(sdiodev->bus, true); + sdio_release_host(sdiodev->func[1]); + return res; +} + +static void brcmf_sdiod_freezer_off(struct brcmf_sdio_dev *sdiodev) +{ + sdio_claim_host(sdiodev->func[1]); + brcmf_sdio_sleep(sdiodev->bus, false); + sdio_release_host(sdiodev->func[1]); + atomic_set(&sdiodev->freezer->freezing, 0); + complete_all(&sdiodev->freezer->resumed); +} + +bool brcmf_sdiod_freezing(struct brcmf_sdio_dev *sdiodev) +{ + return atomic_read(&sdiodev->freezer->freezing); +} + +void brcmf_sdiod_try_freeze(struct brcmf_sdio_dev *sdiodev) +{ + if (!brcmf_sdiod_freezing(sdiodev)) + return; + sdiodev->freezer->frozen_count++; + wake_up(&sdiodev->freezer->thread_freeze); + wait_for_completion(&sdiodev->freezer->resumed); +} + +void brcmf_sdiod_freezer_count(struct brcmf_sdio_dev *sdiodev) +{ + atomic_inc(&sdiodev->freezer->thread_count); +} + +void brcmf_sdiod_freezer_uncount(struct brcmf_sdio_dev *sdiodev) +{ + atomic_dec(&sdiodev->freezer->thread_count); +} +#else +static int brcmf_sdiod_freezer_attach(struct brcmf_sdio_dev *sdiodev) +{ + return 0; +} + +static void brcmf_sdiod_freezer_detach(struct brcmf_sdio_dev *sdiodev) +{ +} +#endif /* CONFIG_PM_SLEEP */ + static int brcmf_sdiod_remove(struct brcmf_sdio_dev *sdiodev) { if (sdiodev->bus) { @@ -884,6 +991,8 @@ static int brcmf_sdiod_remove(struct brcmf_sdio_dev *sdiodev) sdiodev->bus = NULL; } + brcmf_sdiod_freezer_detach(sdiodev); + /* Disable Function 2 */ sdio_claim_host(sdiodev->func[2]); sdio_disable_func(sdiodev->func[2]); @@ -955,6 +1064,10 @@ static int brcmf_sdiod_probe(struct brcmf_sdio_dev *sdiodev) */ brcmf_sdiod_sgtable_alloc(sdiodev); + ret = brcmf_sdiod_freezer_attach(sdiodev); + if (ret) + goto out; + /* try to attach to the target device */ sdiodev->bus = brcmf_sdio_probe(sdiodev); if (!sdiodev->bus) { @@ -1050,9 +1163,7 @@ static int brcmf_ops_sdio_probe(struct sdio_func *func, bus_if->wowl_supported = true; #endif - sdiodev->sleeping = false; - atomic_set(&sdiodev->suspend, false); - init_waitqueue_head(&sdiodev->idle_wait); + brcmf_sdiod_change_state(sdiodev, BRCMF_SDIOD_DOWN); brcmf_dbg(SDIO, "F2 found, calling brcmf_sdiod_probe...\n"); err = brcmf_sdiod_probe(sdiodev); @@ -1114,24 +1225,22 @@ void brcmf_sdio_wowl_config(struct device *dev, bool enabled) #ifdef CONFIG_PM_SLEEP static int brcmf_ops_sdio_suspend(struct device *dev) { + struct sdio_func *func; struct brcmf_bus *bus_if; struct brcmf_sdio_dev *sdiodev; mmc_pm_flag_t sdio_flags; - brcmf_dbg(SDIO, "Enter\n"); + func = container_of(dev, struct sdio_func, dev); + brcmf_dbg(SDIO, "Enter: F%d\n", func->num); + if (func->num != SDIO_FUNC_1) + return 0; + bus_if = dev_get_drvdata(dev); sdiodev = bus_if->bus_priv.sdio; - /* wait for watchdog to go idle */ - if (wait_event_timeout(sdiodev->idle_wait, sdiodev->sleeping, - msecs_to_jiffies(3 * BRCMF_WD_POLL_MS)) == 0) { - brcmf_err("bus still active\n"); - return -EBUSY; - } - /* disable watchdog */ + brcmf_sdiod_freezer_on(sdiodev); brcmf_sdio_wd_timer(sdiodev->bus, 0); - atomic_set(&sdiodev->suspend, true); if (sdiodev->wowl_enabled) { sdio_flags = MMC_PM_KEEP_POWER; @@ -1149,12 +1258,13 @@ static int brcmf_ops_sdio_resume(struct device *dev) { struct brcmf_bus *bus_if = dev_get_drvdata(dev); struct brcmf_sdio_dev *sdiodev = bus_if->bus_priv.sdio; + struct sdio_func *func = container_of(dev, struct sdio_func, dev); - brcmf_dbg(SDIO, "Enter\n"); - if (sdiodev->pdata && sdiodev->pdata->oob_irq_supported) - disable_irq_wake(sdiodev->pdata->oob_irq_nr); - brcmf_sdio_wd_timer(sdiodev->bus, BRCMF_WD_POLL_MS); - atomic_set(&sdiodev->suspend, false); + brcmf_dbg(SDIO, "Enter: F%d\n", func->num); + if (func->num != SDIO_FUNC_2) + return 0; + + brcmf_sdiod_freezer_off(sdiodev); return 0; } diff --git a/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c index b59b8c6c42ab..a4d456c50d2f 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c @@ -1050,10 +1050,6 @@ brcmf_cfg80211_escan(struct wiphy *wiphy, struct brcmf_cfg80211_vif *vif, if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif) vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif; - /* Arm scan timeout timer */ - mod_timer(&cfg->escan_timeout, jiffies + - WL_ESCAN_TIMER_INTERVAL_MS * HZ / 1000); - escan_req = false; if (request) { /* scan bss */ @@ -1112,12 +1108,14 @@ brcmf_cfg80211_escan(struct wiphy *wiphy, struct brcmf_cfg80211_vif *vif, } } + /* Arm scan timeout timer */ + mod_timer(&cfg->escan_timeout, jiffies + + WL_ESCAN_TIMER_INTERVAL_MS * HZ / 1000); + return 0; scan_out: clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); - if (timer_pending(&cfg->escan_timeout)) - del_timer_sync(&cfg->escan_timeout); cfg->scan_request = NULL; return err; } @@ -2252,7 +2250,6 @@ brcmf_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, if (key_idx >= BRCMF_MAX_DEFAULT_KEYS) { /* we ignore this key index in this case */ - brcmf_err("invalid key index (%d)\n", key_idx); return -EINVAL; } @@ -4272,7 +4269,7 @@ brcmf_cfg80211_del_station(struct wiphy *wiphy, struct net_device *ndev, return -EIO; memcpy(&scbval.ea, params->mac, ETH_ALEN); - scbval.val = cpu_to_le32(WLAN_REASON_DEAUTH_LEAVING); + scbval.val = cpu_to_le32(params->reason_code); err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCB_DEAUTHENTICATE_FOR_REASON, &scbval, sizeof(scbval)); if (err) diff --git a/drivers/net/wireless/brcm80211/brcmfmac/core.c b/drivers/net/wireless/brcm80211/brcmfmac/core.c index 2d6e2cc1b12c..f8f47dcfa886 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/core.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/core.c @@ -944,6 +944,34 @@ fail: return ret; } +static int brcmf_revinfo_read(struct seq_file *s, void *data) +{ + struct brcmf_bus *bus_if = dev_get_drvdata(s->private); + struct brcmf_rev_info *ri = &bus_if->drvr->revinfo; + char drev[BRCMU_DOTREV_LEN]; + char brev[BRCMU_BOARDREV_LEN]; + + seq_printf(s, "vendorid: 0x%04x\n", ri->vendorid); + seq_printf(s, "deviceid: 0x%04x\n", ri->deviceid); + seq_printf(s, "radiorev: %s\n", brcmu_dotrev_str(ri->radiorev, drev)); + seq_printf(s, "chipnum: %u (%x)\n", ri->chipnum, ri->chipnum); + seq_printf(s, "chiprev: %u\n", ri->chiprev); + seq_printf(s, "chippkg: %u\n", ri->chippkg); + seq_printf(s, "corerev: %u\n", ri->corerev); + seq_printf(s, "boardid: 0x%04x\n", ri->boardid); + seq_printf(s, "boardvendor: 0x%04x\n", ri->boardvendor); + seq_printf(s, "boardrev: %s\n", brcmu_boardrev_str(ri->boardrev, brev)); + seq_printf(s, "driverrev: %s\n", brcmu_dotrev_str(ri->driverrev, drev)); + seq_printf(s, "ucoderev: %u\n", ri->ucoderev); + seq_printf(s, "bus: %u\n", ri->bus); + seq_printf(s, "phytype: %u\n", ri->phytype); + seq_printf(s, "phyrev: %u\n", ri->phyrev); + seq_printf(s, "anarev: %u\n", ri->anarev); + seq_printf(s, "nvramrev: %08x\n", ri->nvramrev); + + return 0; +} + int brcmf_bus_start(struct device *dev) { int ret = -1; @@ -974,6 +1002,8 @@ int brcmf_bus_start(struct device *dev) if (ret < 0) goto fail; + brcmf_debugfs_add_entry(drvr, "revinfo", brcmf_revinfo_read); + /* assure we have chipid before feature attach */ if (!bus_if->chip) { bus_if->chip = drvr->revinfo.chipnum; diff --git a/drivers/net/wireless/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/brcm80211/brcmfmac/sdio.c index faec35c899ec..257ee70feb5b 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/sdio.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/sdio.c @@ -515,6 +515,7 @@ struct brcmf_sdio { bool txoff; /* Transmit flow-controlled */ struct brcmf_sdio_count sdcnt; bool sr_enabled; /* SaveRestore enabled */ + bool sleeping; u8 tx_hdrlen; /* sdio bus header length for tx packet */ bool txglom; /* host tx glomming enable flag */ @@ -1013,12 +1014,12 @@ brcmf_sdio_bus_sleep(struct brcmf_sdio *bus, bool sleep, bool pendok) brcmf_dbg(SDIO, "Enter: request %s currently %s\n", (sleep ? "SLEEP" : "WAKE"), - (bus->sdiodev->sleeping ? "SLEEP" : "WAKE")); + (bus->sleeping ? "SLEEP" : "WAKE")); /* If SR is enabled control bus state with KSO */ if (bus->sr_enabled) { /* Done if we're already in the requested state */ - if (sleep == bus->sdiodev->sleeping) + if (sleep == bus->sleeping) goto end; /* Going to sleep */ @@ -1026,6 +1027,7 @@ brcmf_sdio_bus_sleep(struct brcmf_sdio *bus, bool sleep, bool pendok) /* Don't sleep if something is pending */ if (atomic_read(&bus->intstatus) || atomic_read(&bus->ipend) > 0 || + bus->ctrl_frame_stat || (!atomic_read(&bus->fcstate) && brcmu_pktq_mlen(&bus->txq, ~bus->flowcontrol) && data_ok(bus))) { @@ -1065,9 +1067,7 @@ end: } else { brcmf_sdio_clkctl(bus, CLK_AVAIL, pendok); } - bus->sdiodev->sleeping = sleep; - if (sleep) - wake_up(&bus->sdiodev->idle_wait); + bus->sleeping = sleep; brcmf_dbg(SDIO, "new state %s\n", (sleep ? "SLEEP" : "WAKE")); done: @@ -1909,7 +1909,7 @@ static uint brcmf_sdio_readframes(struct brcmf_sdio *bus, uint maxframes) bus->rxpending = true; for (rd->seq_num = bus->rx_seq, rxleft = maxframes; - !bus->rxskip && rxleft && bus->sdiodev->state == BRCMF_STATE_DATA; + !bus->rxskip && rxleft && bus->sdiodev->state == BRCMF_SDIOD_DATA; rd->seq_num++, rxleft--) { /* Handle glomming separately */ @@ -2415,7 +2415,7 @@ static uint brcmf_sdio_sendfromq(struct brcmf_sdio *bus, uint maxframes) } /* Deflow-control stack if needed */ - if ((bus->sdiodev->state == BRCMF_STATE_DATA) && + if ((bus->sdiodev->state == BRCMF_SDIOD_DATA) && bus->txoff && (pktq_len(&bus->txq) < TXLOW)) { bus->txoff = false; brcmf_txflowblock(bus->sdiodev->dev, false); @@ -2503,7 +2503,7 @@ static void brcmf_sdio_bus_stop(struct device *dev) bus->watchdog_tsk = NULL; } - if (sdiodev->state != BRCMF_STATE_NOMEDIUM) { + if (sdiodev->state != BRCMF_SDIOD_NOMEDIUM) { sdio_claim_host(sdiodev->func[1]); /* Enable clock for device interrupts */ @@ -2603,21 +2603,6 @@ static int brcmf_sdio_intr_rstatus(struct brcmf_sdio *bus) return ret; } -static int brcmf_sdio_pm_resume_wait(struct brcmf_sdio_dev *sdiodev) -{ -#ifdef CONFIG_PM_SLEEP - int retry; - - /* Wait for possible resume to complete */ - retry = 0; - while ((atomic_read(&sdiodev->suspend)) && (retry++ != 50)) - msleep(20); - if (atomic_read(&sdiodev->suspend)) - return -EIO; -#endif - return 0; -} - static void brcmf_sdio_dpc(struct brcmf_sdio *bus) { u32 newstatus = 0; @@ -2628,9 +2613,6 @@ static void brcmf_sdio_dpc(struct brcmf_sdio *bus) brcmf_dbg(TRACE, "Enter\n"); - if (brcmf_sdio_pm_resume_wait(bus->sdiodev)) - return; - sdio_claim_host(bus->sdiodev->func[1]); /* If waiting for HTAVAIL, check status */ @@ -2755,7 +2737,7 @@ static void brcmf_sdio_dpc(struct brcmf_sdio *bus) brcmf_sdio_sendfromq(bus, framecnt); } - if ((bus->sdiodev->state != BRCMF_STATE_DATA) || (err != 0)) { + if ((bus->sdiodev->state != BRCMF_SDIOD_DATA) || (err != 0)) { brcmf_err("failed backplane access over SDIO, halting operation\n"); atomic_set(&bus->intstatus, 0); } else if (atomic_read(&bus->intstatus) || @@ -2862,11 +2844,7 @@ static int brcmf_sdio_bus_txdata(struct device *dev, struct sk_buff *pkt) qcount[prec] = pktq_plen(&bus->txq, prec); #endif - if (atomic_read(&bus->dpc_tskcnt) == 0) { - atomic_inc(&bus->dpc_tskcnt); - queue_work(bus->brcmf_wq, &bus->datawork); - } - + brcmf_sdio_trigger_dpc(bus); return ret; } @@ -2964,11 +2942,8 @@ brcmf_sdio_bus_txctl(struct device *dev, unsigned char *msg, uint msglen) bus->ctrl_frame_buf = msg; bus->ctrl_frame_len = msglen; bus->ctrl_frame_stat = true; - if (atomic_read(&bus->dpc_tskcnt) == 0) { - atomic_inc(&bus->dpc_tskcnt); - queue_work(bus->brcmf_wq, &bus->datawork); - } + brcmf_sdio_trigger_dpc(bus); wait_event_interruptible_timeout(bus->ctrl_wait, !bus->ctrl_frame_stat, msecs_to_jiffies(CTL_DONE_TIMEOUT)); @@ -3411,7 +3386,7 @@ static int brcmf_sdio_download_firmware(struct brcmf_sdio *bus, } /* Allow full data communication using DPC from now on. */ - bus->sdiodev->state = BRCMF_STATE_DATA; + brcmf_sdiod_change_state(bus->sdiodev, BRCMF_SDIOD_DATA); bcmerror = 0; err: @@ -3548,6 +3523,14 @@ done: return err; } +void brcmf_sdio_trigger_dpc(struct brcmf_sdio *bus) +{ + if (atomic_read(&bus->dpc_tskcnt) == 0) { + atomic_inc(&bus->dpc_tskcnt); + queue_work(bus->brcmf_wq, &bus->datawork); + } +} + void brcmf_sdio_isr(struct brcmf_sdio *bus) { brcmf_dbg(TRACE, "Enter\n"); @@ -3557,7 +3540,7 @@ void brcmf_sdio_isr(struct brcmf_sdio *bus) return; } - if (bus->sdiodev->state != BRCMF_STATE_DATA) { + if (bus->sdiodev->state != BRCMF_SDIOD_DATA) { brcmf_err("bus is down. we have nothing to do\n"); return; } @@ -3602,9 +3585,8 @@ static bool brcmf_sdio_bus_watchdog(struct brcmf_sdio *bus) SDIO_CCCR_INTx, NULL); sdio_release_host(bus->sdiodev->func[1]); - intstatus = - devpend & (INTR_STATUS_FUNC1 | - INTR_STATUS_FUNC2); + intstatus = devpend & (INTR_STATUS_FUNC1 | + INTR_STATUS_FUNC2); } /* If there is something, make like the ISR and @@ -3623,7 +3605,7 @@ static bool brcmf_sdio_bus_watchdog(struct brcmf_sdio *bus) } #ifdef DEBUG /* Poll for console output periodically */ - if (bus->sdiodev->state == BRCMF_STATE_DATA && + if (bus->sdiodev->state == BRCMF_SDIOD_DATA && bus->console_interval != 0) { bus->console.count += BRCMF_WD_POLL_MS; if (bus->console.count >= bus->console_interval) { @@ -3667,6 +3649,11 @@ static void brcmf_sdio_dataworker(struct work_struct *work) atomic_set(&bus->dpc_tskcnt, 0); brcmf_sdio_dpc(bus); } + if (brcmf_sdiod_freezing(bus->sdiodev)) { + brcmf_sdiod_change_state(bus->sdiodev, BRCMF_SDIOD_DOWN); + brcmf_sdiod_try_freeze(bus->sdiodev); + brcmf_sdiod_change_state(bus->sdiodev, BRCMF_SDIOD_DATA); + } } static void @@ -3944,13 +3931,19 @@ static int brcmf_sdio_watchdog_thread(void *data) { struct brcmf_sdio *bus = (struct brcmf_sdio *)data; + int wait; allow_signal(SIGTERM); /* Run until signal received */ + brcmf_sdiod_freezer_count(bus->sdiodev); while (1) { if (kthread_should_stop()) break; - if (!wait_for_completion_interruptible(&bus->watchdog_wait)) { + brcmf_sdiod_freezer_uncount(bus->sdiodev); + wait = wait_for_completion_interruptible(&bus->watchdog_wait); + brcmf_sdiod_freezer_count(bus->sdiodev); + brcmf_sdiod_try_freeze(bus->sdiodev); + if (!wait) { brcmf_sdio_bus_watchdog(bus); /* Count the tick for reference */ bus->sdcnt.tickcnt++; @@ -3971,7 +3964,7 @@ brcmf_sdio_watchdog(unsigned long data) /* Reschedule the watchdog */ if (bus->wd_timer_valid) mod_timer(&bus->timer, - jiffies + BRCMF_WD_POLL_MS * HZ / 1000); + jiffies + msecs_to_jiffies(BRCMF_WD_POLL_MS)); } } @@ -4089,6 +4082,7 @@ struct brcmf_sdio *brcmf_sdio_probe(struct brcmf_sdio_dev *sdiodev) { int ret; struct brcmf_sdio *bus; + struct workqueue_struct *wq; brcmf_dbg(TRACE, "Enter\n"); @@ -4117,12 +4111,16 @@ struct brcmf_sdio *brcmf_sdio_probe(struct brcmf_sdio_dev *sdiodev) bus->sgentry_align = sdiodev->pdata->sd_sgentry_align; } - INIT_WORK(&bus->datawork, brcmf_sdio_dataworker); - bus->brcmf_wq = create_singlethread_workqueue("brcmf_wq"); - if (bus->brcmf_wq == NULL) { + /* single-threaded workqueue */ + wq = alloc_ordered_workqueue("brcmf_wq/%s", WQ_MEM_RECLAIM, + dev_name(&sdiodev->func[1]->dev)); + if (!wq) { brcmf_err("insufficient memory to create txworkqueue\n"); goto fail; } + brcmf_sdiod_freezer_count(sdiodev); + INIT_WORK(&bus->datawork, brcmf_sdio_dataworker); + bus->brcmf_wq = wq; /* attempt to attach to the dongle */ if (!(brcmf_sdio_probe_attach(bus))) { @@ -4143,7 +4141,8 @@ struct brcmf_sdio *brcmf_sdio_probe(struct brcmf_sdio_dev *sdiodev) /* Initialize watchdog thread */ init_completion(&bus->watchdog_wait); bus->watchdog_tsk = kthread_run(brcmf_sdio_watchdog_thread, - bus, "brcmf_watchdog"); + bus, "brcmf_wdog/%s", + dev_name(&sdiodev->func[1]->dev)); if (IS_ERR(bus->watchdog_tsk)) { pr_warn("brcmf_watchdog thread failed to start\n"); bus->watchdog_tsk = NULL; @@ -4242,7 +4241,7 @@ void brcmf_sdio_remove(struct brcmf_sdio *bus) destroy_workqueue(bus->brcmf_wq); if (bus->ci) { - if (bus->sdiodev->state != BRCMF_STATE_NOMEDIUM) { + if (bus->sdiodev->state != BRCMF_SDIOD_NOMEDIUM) { sdio_claim_host(bus->sdiodev->func[1]); brcmf_sdio_clkctl(bus, CLK_AVAIL, false); /* Leave the device in state where it is @@ -4277,7 +4276,7 @@ void brcmf_sdio_wd_timer(struct brcmf_sdio *bus, uint wdtick) } /* don't start the wd until fw is loaded */ - if (bus->sdiodev->state != BRCMF_STATE_DATA) + if (bus->sdiodev->state != BRCMF_SDIOD_DATA) return; if (wdtick) { @@ -4290,16 +4289,28 @@ void brcmf_sdio_wd_timer(struct brcmf_sdio *bus, uint wdtick) dynamically changed or in the first instance */ bus->timer.expires = - jiffies + BRCMF_WD_POLL_MS * HZ / 1000; + jiffies + msecs_to_jiffies(BRCMF_WD_POLL_MS); add_timer(&bus->timer); } else { /* Re arm the timer, at last watchdog period */ mod_timer(&bus->timer, - jiffies + BRCMF_WD_POLL_MS * HZ / 1000); + jiffies + msecs_to_jiffies(BRCMF_WD_POLL_MS)); } bus->wd_timer_valid = true; bus->save_ms = wdtick; } } + +int brcmf_sdio_sleep(struct brcmf_sdio *bus, bool sleep) +{ + int ret; + + sdio_claim_host(bus->sdiodev->func[1]); + ret = brcmf_sdio_bus_sleep(bus, sleep, false); + sdio_release_host(bus->sdiodev->func[1]); + + return ret; +} + diff --git a/drivers/net/wireless/brcm80211/brcmfmac/sdio.h b/drivers/net/wireless/brcm80211/brcmfmac/sdio.h index ec2586a8425c..7328478b2d7b 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/sdio.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/sdio.h @@ -155,11 +155,17 @@ /* watchdog polling interval in ms */ #define BRCMF_WD_POLL_MS 10 -/* The state of the bus */ -enum brcmf_sdio_state { - BRCMF_STATE_DOWN, /* Device available, still initialising */ - BRCMF_STATE_DATA, /* Ready for data transfers, DPC enabled */ - BRCMF_STATE_NOMEDIUM /* No medium access to dongle possible */ +/** + * enum brcmf_sdiod_state - the state of the bus. + * + * @BRCMF_SDIOD_DOWN: Device can be accessed, no DPC. + * @BRCMF_SDIOD_DATA: Ready for data transfers, DPC enabled. + * @BRCMF_SDIOD_NOMEDIUM: No medium access to dongle possible. + */ +enum brcmf_sdiod_state { + BRCMF_SDIOD_DOWN, + BRCMF_SDIOD_DATA, + BRCMF_SDIOD_NOMEDIUM }; struct brcmf_sdreg { @@ -169,15 +175,13 @@ struct brcmf_sdreg { }; struct brcmf_sdio; +struct brcmf_sdiod_freezer; struct brcmf_sdio_dev { struct sdio_func *func[SDIO_MAX_FUNCS]; u8 num_funcs; /* Supported funcs on client */ u32 sbwad; /* Save backplane window address */ struct brcmf_sdio *bus; - atomic_t suspend; /* suspend flag */ - bool sleeping; - wait_queue_head_t idle_wait; struct device *dev; struct brcmf_bus *bus_if; struct brcmfmac_sdio_platform_data *pdata; @@ -194,7 +198,8 @@ struct brcmf_sdio_dev { char fw_name[BRCMF_FW_PATH_LEN + BRCMF_FW_NAME_LEN]; char nvram_name[BRCMF_FW_PATH_LEN + BRCMF_FW_NAME_LEN]; bool wowl_enabled; - enum brcmf_sdio_state state; + enum brcmf_sdiod_state state; + struct brcmf_sdiod_freezer *freezer; }; /* sdio core registers */ @@ -337,6 +342,28 @@ int brcmf_sdiod_ramrw(struct brcmf_sdio_dev *sdiodev, bool write, u32 address, /* Issue an abort to the specified function */ int brcmf_sdiod_abort(struct brcmf_sdio_dev *sdiodev, uint fn); +void brcmf_sdiod_change_state(struct brcmf_sdio_dev *sdiodev, + enum brcmf_sdiod_state state); +#ifdef CONFIG_PM_SLEEP +bool brcmf_sdiod_freezing(struct brcmf_sdio_dev *sdiodev); +void brcmf_sdiod_try_freeze(struct brcmf_sdio_dev *sdiodev); +void brcmf_sdiod_freezer_count(struct brcmf_sdio_dev *sdiodev); +void brcmf_sdiod_freezer_uncount(struct brcmf_sdio_dev *sdiodev); +#else +static inline bool brcmf_sdiod_freezing(struct brcmf_sdio_dev *sdiodev) +{ + return false; +} +static inline void brcmf_sdiod_try_freeze(struct brcmf_sdio_dev *sdiodev) +{ +} +static inline void brcmf_sdiod_freezer_count(struct brcmf_sdio_dev *sdiodev) +{ +} +static inline void brcmf_sdiod_freezer_uncount(struct brcmf_sdio_dev *sdiodev) +{ +} +#endif /* CONFIG_PM_SLEEP */ struct brcmf_sdio *brcmf_sdio_probe(struct brcmf_sdio_dev *sdiodev); void brcmf_sdio_remove(struct brcmf_sdio *bus); @@ -344,5 +371,7 @@ void brcmf_sdio_isr(struct brcmf_sdio *bus); void brcmf_sdio_wd_timer(struct brcmf_sdio *bus, uint wdtick); void brcmf_sdio_wowl_config(struct device *dev, bool enabled); +int brcmf_sdio_sleep(struct brcmf_sdio *bus, bool sleep); +void brcmf_sdio_trigger_dpc(struct brcmf_sdio *bus); #endif /* BRCMFMAC_SDIO_H */ diff --git a/drivers/net/wireless/brcm80211/brcmsmac/main.c b/drivers/net/wireless/brcm80211/brcmsmac/main.c index eb8584a9c49a..c84af1dfc88f 100644 --- a/drivers/net/wireless/brcm80211/brcmsmac/main.c +++ b/drivers/net/wireless/brcm80211/brcmsmac/main.c @@ -4668,7 +4668,7 @@ static int brcms_b_attach(struct brcms_c_info *wlc, struct bcma_device *core, brcms_c_coredisable(wlc_hw); /* Match driver "down" state */ - bcma_core_pci_down(wlc_hw->d11core->bus); + bcma_host_pci_down(wlc_hw->d11core->bus); /* turn off pll and xtal to match driver "down" state */ brcms_b_xtal(wlc_hw, OFF); @@ -4959,7 +4959,7 @@ static int brcms_b_up_prep(struct brcms_hardware *wlc_hw) * Configure pci/pcmcia here instead of in brcms_c_attach() * to allow mfg hotswap: down, hotswap (chip power cycle), up. */ - bcma_core_pci_irq_ctl(&wlc_hw->d11core->bus->drv_pci[0], wlc_hw->d11core, + bcma_core_pci_irq_ctl(wlc_hw->d11core->bus, wlc_hw->d11core, true); /* @@ -4969,12 +4969,12 @@ static int brcms_b_up_prep(struct brcms_hardware *wlc_hw) */ if (brcms_b_radio_read_hwdisabled(wlc_hw)) { /* put SB PCI in down state again */ - bcma_core_pci_down(wlc_hw->d11core->bus); + bcma_host_pci_down(wlc_hw->d11core->bus); brcms_b_xtal(wlc_hw, OFF); return -ENOMEDIUM; } - bcma_core_pci_up(wlc_hw->d11core->bus); + bcma_host_pci_up(wlc_hw->d11core->bus); /* reset the d11 core */ brcms_b_corereset(wlc_hw, BRCMS_USE_COREFLAGS); @@ -5171,7 +5171,7 @@ static int brcms_b_down_finish(struct brcms_hardware *wlc_hw) /* turn off primary xtal and pll */ if (!wlc_hw->noreset) { - bcma_core_pci_down(wlc_hw->d11core->bus); + bcma_host_pci_down(wlc_hw->d11core->bus); brcms_b_xtal(wlc_hw, OFF); } } diff --git a/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_n.c b/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_n.c index 084f18f4f950..99dac9b8a082 100644 --- a/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_n.c +++ b/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_n.c @@ -23041,10 +23041,7 @@ static void wlc_phy_rssi_cal_nphy_rev2(struct brcms_phy *pi, u8 rssi_type) else if (rssi_ctrl_state[0] == RADIO_2055_WBRSSI_G1_SEL) wlc_phy_rssisel_nphy(pi, RADIO_MIMO_CORESEL_CORE1, NPHY_RSSI_SEL_W1); - else if (rssi_ctrl_state[0] == RADIO_2055_WBRSSI_G2_SEL) - wlc_phy_rssisel_nphy(pi, RADIO_MIMO_CORESEL_CORE1, - NPHY_RSSI_SEL_W2); - else + else /* RADIO_2055_WBRSSI_G2_SEL */ wlc_phy_rssisel_nphy(pi, RADIO_MIMO_CORESEL_CORE1, NPHY_RSSI_SEL_W2); if (rssi_ctrl_state[1] == RADIO_2055_NBRSSI_SEL) @@ -23053,13 +23050,9 @@ static void wlc_phy_rssi_cal_nphy_rev2(struct brcms_phy *pi, u8 rssi_type) else if (rssi_ctrl_state[1] == RADIO_2055_WBRSSI_G1_SEL) wlc_phy_rssisel_nphy(pi, RADIO_MIMO_CORESEL_CORE2, NPHY_RSSI_SEL_W1); - else if (rssi_ctrl_state[1] == RADIO_2055_WBRSSI_G2_SEL) + else /* RADIO_2055_WBRSSI_G1_SEL */ wlc_phy_rssisel_nphy(pi, RADIO_MIMO_CORESEL_CORE2, NPHY_RSSI_SEL_W2); - else - wlc_phy_rssisel_nphy(pi, RADIO_MIMO_CORESEL_CORE2, - NPHY_RSSI_SEL_W2); - wlc_phy_rssisel_nphy(pi, RADIO_MIMO_CORESEL_OFF, rssi_type); write_phy_reg(pi, 0x91, rfctrlintc_state[0]); diff --git a/drivers/net/wireless/iwlegacy/4965-rs.c b/drivers/net/wireless/iwlegacy/4965-rs.c index eaaeea19d8c5..bac60b2bc3f0 100644 --- a/drivers/net/wireless/iwlegacy/4965-rs.c +++ b/drivers/net/wireless/iwlegacy/4965-rs.c @@ -1678,7 +1678,7 @@ il4965_rs_stay_in_table(struct il_lq_sta *lq_sta, bool force_search) lq_sta->total_success > lq_sta->max_success_limit || (!lq_sta->search_better_tbl && lq_sta->flush_timer && flush_interval_passed)) { - D_RATE("LQ: stay is expired %d %d %d\n:", + D_RATE("LQ: stay is expired %d %d %d\n", lq_sta->total_failed, lq_sta->total_success, flush_interval_passed); diff --git a/drivers/net/wireless/iwlwifi/dvm/main.c b/drivers/net/wireless/iwlwifi/dvm/main.c index c4d6dd7402d9..234e30f498b2 100644 --- a/drivers/net/wireless/iwlwifi/dvm/main.c +++ b/drivers/net/wireless/iwlwifi/dvm/main.c @@ -1549,7 +1549,7 @@ static void iwl_dump_nic_error_log(struct iwl_priv *priv) table.blink1, table.blink2, table.ilink1, table.ilink2, table.bcon_time, table.gp1, table.gp2, table.gp3, table.ucode_ver, - table.hw_ver, table.brd_ver); + table.hw_ver, 0, table.brd_ver); IWL_ERR(priv, "0x%08X | %-28s\n", table.error_id, desc_lookup(table.error_id)); IWL_ERR(priv, "0x%08X | uPc\n", table.pc); diff --git a/drivers/net/wireless/iwlwifi/iwl-7000.c b/drivers/net/wireless/iwlwifi/iwl-7000.c index 97e38d2e2983..0597a9cfd2f6 100644 --- a/drivers/net/wireless/iwlwifi/iwl-7000.c +++ b/drivers/net/wireless/iwlwifi/iwl-7000.c @@ -77,8 +77,8 @@ #define IWL3160_UCODE_API_OK 10 /* Lowest firmware API version supported */ -#define IWL7260_UCODE_API_MIN 9 -#define IWL3160_UCODE_API_MIN 9 +#define IWL7260_UCODE_API_MIN 10 +#define IWL3160_UCODE_API_MIN 10 /* NVM versions */ #define IWL7260_NVM_VERSION 0x0a1d diff --git a/drivers/net/wireless/iwlwifi/iwl-8000.c b/drivers/net/wireless/iwlwifi/iwl-8000.c index 2f7fe8167dc9..d8dfa6da6307 100644 --- a/drivers/net/wireless/iwlwifi/iwl-8000.c +++ b/drivers/net/wireless/iwlwifi/iwl-8000.c @@ -75,7 +75,7 @@ #define IWL8000_UCODE_API_OK 10 /* Lowest firmware API version supported */ -#define IWL8000_UCODE_API_MIN 9 +#define IWL8000_UCODE_API_MIN 10 /* NVM versions */ #define IWL8000_NVM_VERSION 0x0a1d diff --git a/drivers/net/wireless/iwlwifi/iwl-devtrace.h b/drivers/net/wireless/iwlwifi/iwl-devtrace.h index 78bd41bf34b0..53555a0fce56 100644 --- a/drivers/net/wireless/iwlwifi/iwl-devtrace.h +++ b/drivers/net/wireless/iwlwifi/iwl-devtrace.h @@ -431,11 +431,11 @@ TRACE_EVENT(iwlwifi_dev_ucode_error, TP_PROTO(const struct device *dev, u32 desc, u32 tsf_low, u32 data1, u32 data2, u32 line, u32 blink1, u32 blink2, u32 ilink1, u32 ilink2, u32 bcon_time, - u32 gp1, u32 gp2, u32 gp3, u32 ucode_ver, u32 hw_ver, + u32 gp1, u32 gp2, u32 gp3, u32 major, u32 minor, u32 hw_ver, u32 brd_ver), TP_ARGS(dev, desc, tsf_low, data1, data2, line, blink1, blink2, ilink1, ilink2, bcon_time, gp1, gp2, - gp3, ucode_ver, hw_ver, brd_ver), + gp3, major, minor, hw_ver, brd_ver), TP_STRUCT__entry( DEV_ENTRY __field(u32, desc) @@ -451,7 +451,8 @@ TRACE_EVENT(iwlwifi_dev_ucode_error, __field(u32, gp1) __field(u32, gp2) __field(u32, gp3) - __field(u32, ucode_ver) + __field(u32, major) + __field(u32, minor) __field(u32, hw_ver) __field(u32, brd_ver) ), @@ -470,21 +471,22 @@ TRACE_EVENT(iwlwifi_dev_ucode_error, __entry->gp1 = gp1; __entry->gp2 = gp2; __entry->gp3 = gp3; - __entry->ucode_ver = ucode_ver; + __entry->major = major; + __entry->minor = minor; __entry->hw_ver = hw_ver; __entry->brd_ver = brd_ver; ), TP_printk("[%s] #%02d %010u data 0x%08X 0x%08X line %u, " "blink 0x%05X 0x%05X ilink 0x%05X 0x%05X " - "bcon_tm %010u gp 0x%08X 0x%08X 0x%08X uCode 0x%08X " - "hw 0x%08X brd 0x%08X", + "bcon_tm %010u gp 0x%08X 0x%08X 0x%08X major 0x%08X " + "minor 0x%08X hw 0x%08X brd 0x%08X", __get_str(dev), __entry->desc, __entry->tsf_low, __entry->data1, __entry->data2, __entry->line, __entry->blink1, __entry->blink2, __entry->ilink1, __entry->ilink2, __entry->bcon_time, __entry->gp1, __entry->gp2, - __entry->gp3, __entry->ucode_ver, __entry->hw_ver, - __entry->brd_ver) + __entry->gp3, __entry->major, __entry->minor, + __entry->hw_ver, __entry->brd_ver) ); TRACE_EVENT(iwlwifi_dev_ucode_event, diff --git a/drivers/net/wireless/iwlwifi/iwl-drv.c b/drivers/net/wireless/iwlwifi/iwl-drv.c index 996e7f16adf9..141331d41abf 100644 --- a/drivers/net/wireless/iwlwifi/iwl-drv.c +++ b/drivers/net/wireless/iwlwifi/iwl-drv.c @@ -175,6 +175,8 @@ static void iwl_dealloc_ucode(struct iwl_drv *drv) kfree(drv->fw.dbg_dest_tlv); for (i = 0; i < ARRAY_SIZE(drv->fw.dbg_conf_tlv); i++) kfree(drv->fw.dbg_conf_tlv[i]); + for (i = 0; i < ARRAY_SIZE(drv->fw.dbg_trigger_tlv); i++) + kfree(drv->fw.dbg_trigger_tlv[i]); for (i = 0; i < IWL_UCODE_TYPE_MAX; i++) iwl_free_fw_img(drv, drv->fw.img + i); @@ -293,8 +295,10 @@ struct iwl_firmware_pieces { /* FW debug data parsed for driver usage */ struct iwl_fw_dbg_dest_tlv *dbg_dest_tlv; - struct iwl_fw_dbg_conf_tlv *dbg_conf_tlv[FW_DBG_MAX]; - size_t dbg_conf_tlv_len[FW_DBG_MAX]; + struct iwl_fw_dbg_conf_tlv *dbg_conf_tlv[FW_DBG_CONF_MAX]; + size_t dbg_conf_tlv_len[FW_DBG_CONF_MAX]; + struct iwl_fw_dbg_trigger_tlv *dbg_trigger_tlv[FW_DBG_TRIGGER_MAX]; + size_t dbg_trigger_tlv_len[FW_DBG_TRIGGER_MAX]; }; /* @@ -842,6 +846,23 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv, capa->n_scan_channels = le32_to_cpup((__le32 *)tlv_data); break; + case IWL_UCODE_TLV_FW_VERSION: { + __le32 *ptr = (void *)tlv_data; + u32 major, minor; + u8 local_comp; + + if (tlv_len != sizeof(u32) * 3) + goto invalid_tlv_len; + + major = le32_to_cpup(ptr++); + minor = le32_to_cpup(ptr++); + local_comp = le32_to_cpup(ptr); + + snprintf(drv->fw.fw_version, + sizeof(drv->fw.fw_version), "%u.%u.%u", + major, minor, local_comp); + break; + } case IWL_UCODE_TLV_FW_DBG_DEST: { struct iwl_fw_dbg_dest_tlv *dest = (void *)tlv_data; @@ -897,6 +918,31 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv, pieces->dbg_conf_tlv_len[conf->id] = tlv_len; break; } + case IWL_UCODE_TLV_FW_DBG_TRIGGER: { + struct iwl_fw_dbg_trigger_tlv *trigger = + (void *)tlv_data; + u32 trigger_id = le32_to_cpu(trigger->id); + + if (trigger_id >= ARRAY_SIZE(drv->fw.dbg_trigger_tlv)) { + IWL_ERR(drv, + "Skip unknown trigger: %u\n", + trigger->id); + break; + } + + if (pieces->dbg_trigger_tlv[trigger_id]) { + IWL_ERR(drv, + "Ignore duplicate dbg trigger %u\n", + trigger->id); + break; + } + + IWL_INFO(drv, "Found debug trigger: %u\n", trigger->id); + + pieces->dbg_trigger_tlv[trigger_id] = trigger; + pieces->dbg_trigger_tlv_len[trigger_id] = tlv_len; + break; + } case IWL_UCODE_TLV_SEC_RT_USNIFFER: usniffer_images = true; iwl_store_ucode_sec(pieces, tlv_data, @@ -1107,7 +1153,10 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context) if (err) goto try_again; - api_ver = IWL_UCODE_API(drv->fw.ucode_ver); + if (drv->fw.ucode_capa.api[0] & IWL_UCODE_TLV_API_NEW_VERSION) + api_ver = drv->fw.ucode_ver; + else + api_ver = IWL_UCODE_API(drv->fw.ucode_ver); /* * api_ver should match the api version forming part of the @@ -1178,6 +1227,19 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context) } } + for (i = 0; i < ARRAY_SIZE(drv->fw.dbg_trigger_tlv); i++) { + if (pieces->dbg_trigger_tlv[i]) { + drv->fw.dbg_trigger_tlv_len[i] = + pieces->dbg_trigger_tlv_len[i]; + drv->fw.dbg_trigger_tlv[i] = + kmemdup(pieces->dbg_trigger_tlv[i], + drv->fw.dbg_trigger_tlv_len[i], + GFP_KERNEL); + if (!drv->fw.dbg_trigger_tlv[i]) + goto out_free_fw; + } + } + /* Now that we can no longer fail, copy information */ /* diff --git a/drivers/net/wireless/iwlwifi/iwl-fw-error-dump.h b/drivers/net/wireless/iwlwifi/iwl-fw-error-dump.h index 919a2548a92c..37b38a585dd1 100644 --- a/drivers/net/wireless/iwlwifi/iwl-fw-error-dump.h +++ b/drivers/net/wireless/iwlwifi/iwl-fw-error-dump.h @@ -82,6 +82,8 @@ * sections like this in a single file. * @IWL_FW_ERROR_DUMP_FH_REGS: range of FH registers * @IWL_FW_ERROR_DUMP_MEM: chunk of memory + * @IWL_FW_ERROR_DUMP_ERROR_INFO: description of what triggered this dump. + * Structured as &struct iwl_fw_error_dump_trigger_desc. */ enum iwl_fw_error_dump_type { /* 0 is deprecated */ @@ -94,6 +96,7 @@ enum iwl_fw_error_dump_type { IWL_FW_ERROR_DUMP_TXF = 7, IWL_FW_ERROR_DUMP_FH_REGS = 8, IWL_FW_ERROR_DUMP_MEM = 9, + IWL_FW_ERROR_DUMP_ERROR_INFO = 10, IWL_FW_ERROR_DUMP_MAX, }; @@ -230,4 +233,47 @@ iwl_fw_error_next_data(struct iwl_fw_error_dump_data *data) return (void *)(data->data + le32_to_cpu(data->len)); } +/** + * enum iwl_fw_dbg_trigger - triggers available + * + * @FW_DBG_TRIGGER_USER: trigger log collection by user + * This should not be defined as a trigger to the driver, but a value the + * driver should set to indicate that the trigger was initiated by the + * user. + * @FW_DBG_TRIGGER_FW_ASSERT: trigger log collection when the firmware asserts + * @FW_DBG_TRIGGER_MISSED_BEACONS: trigger log collection when beacons are + * missed. + * @FW_DBG_TRIGGER_CHANNEL_SWITCH: trigger log collection upon channel switch. + * @FW_DBG_TRIGGER_FW_NOTIF: trigger log collection when the firmware sends a + * command response or a notification. + * @FW_DB_TRIGGER_RESERVED: reserved + * @FW_DBG_TRIGGER_STATS: trigger log collection upon statistics threshold. + * @FW_DBG_TRIGGER_RSSI: trigger log collection when the rssi of the beacon + * goes below a threshold. + */ +enum iwl_fw_dbg_trigger { + FW_DBG_TRIGGER_INVALID = 0, + FW_DBG_TRIGGER_USER, + FW_DBG_TRIGGER_FW_ASSERT, + FW_DBG_TRIGGER_MISSED_BEACONS, + FW_DBG_TRIGGER_CHANNEL_SWITCH, + FW_DBG_TRIGGER_FW_NOTIF, + FW_DB_TRIGGER_RESERVED, + FW_DBG_TRIGGER_STATS, + FW_DBG_TRIGGER_RSSI, + + /* must be last */ + FW_DBG_TRIGGER_MAX, +}; + +/** + * struct iwl_fw_error_dump_trigger_desc - describes the trigger condition + * @type: %enum iwl_fw_dbg_trigger + * @data: raw data about what happened + */ +struct iwl_fw_error_dump_trigger_desc { + __le32 type; + u8 data[]; +}; + #endif /* __fw_error_dump_h__ */ diff --git a/drivers/net/wireless/iwlwifi/iwl-fw-file.h b/drivers/net/wireless/iwlwifi/iwl-fw-file.h index 016d91384681..5ea381861d5d 100644 --- a/drivers/net/wireless/iwlwifi/iwl-fw-file.h +++ b/drivers/net/wireless/iwlwifi/iwl-fw-file.h @@ -66,6 +66,7 @@ #define __iwl_fw_file_h__ #include <linux/netdevice.h> +#include <linux/nl80211.h> /* v1/v2 uCode file layout */ struct iwl_ucode_header { @@ -133,8 +134,10 @@ enum iwl_ucode_tlv_type { IWL_UCODE_TLV_N_SCAN_CHANNELS = 31, IWL_UCODE_TLV_SEC_RT_USNIFFER = 34, IWL_UCODE_TLV_SDIO_ADMA_ADDR = 35, + IWL_UCODE_TLV_FW_VERSION = 36, IWL_UCODE_TLV_FW_DBG_DEST = 38, IWL_UCODE_TLV_FW_DBG_CONF = 39, + IWL_UCODE_TLV_FW_DBG_TRIGGER = 40, }; struct iwl_ucode_tlv { @@ -156,7 +159,8 @@ struct iwl_tlv_ucode_header { __le32 zero; __le32 magic; u8 human_readable[FW_VER_HUMAN_READABLE_SZ]; - __le32 ver; /* major/minor/API/serial */ + /* major/minor/API/serial or major in new format */ + __le32 ver; __le32 build; __le64 ignore; /* @@ -237,7 +241,6 @@ enum iwl_ucode_tlv_flag { * enum iwl_ucode_tlv_api - ucode api * @IWL_UCODE_TLV_API_BT_COEX_SPLIT: new API for BT Coex * @IWL_UCODE_TLV_API_DISABLE_STA_TX: ucode supports tx_disable bit. - * @IWL_UCODE_TLV_API_LMAC_SCAN: This ucode uses LMAC unified scan API. * @IWL_UCODE_TLV_API_SF_NO_DUMMY_NOTIF: ucode supports disabling dummy notif. * @IWL_UCODE_TLV_API_FRAGMENTED_SCAN: This ucode supports active dwell time * longer than the passive one, which is essential for fragmented scan. @@ -250,11 +253,12 @@ enum iwl_ucode_tlv_flag { * @IWL_UCODE_TLV_API_SINGLE_SCAN_EBS: EBS is supported for single scans too. * @IWL_UCODE_TLV_API_ASYNC_DTM: Async temperature notifications are supported. * @IWL_UCODE_TLV_API_LQ_SS_PARAMS: Configure STBC/BFER via LQ CMD ss_params + * @IWL_UCODE_TLV_API_STATS_V10: uCode supports/uses statistics API version 10 + * @IWL_UCODE_TLV_API_NEW_VERSION: new versioning format */ enum iwl_ucode_tlv_api { IWL_UCODE_TLV_API_BT_COEX_SPLIT = BIT(3), IWL_UCODE_TLV_API_DISABLE_STA_TX = BIT(5), - IWL_UCODE_TLV_API_LMAC_SCAN = BIT(6), IWL_UCODE_TLV_API_SF_NO_DUMMY_NOTIF = BIT(7), IWL_UCODE_TLV_API_FRAGMENTED_SCAN = BIT(8), IWL_UCODE_TLV_API_HDC_PHASE_0 = BIT(10), @@ -263,6 +267,8 @@ enum iwl_ucode_tlv_api { IWL_UCODE_TLV_API_SINGLE_SCAN_EBS = BIT(16), IWL_UCODE_TLV_API_ASYNC_DTM = BIT(17), IWL_UCODE_TLV_API_LQ_SS_PARAMS = BIT(18), + IWL_UCODE_TLV_API_STATS_V10 = BIT(19), + IWL_UCODE_TLV_API_NEW_VERSION = BIT(20), }; /** @@ -284,6 +290,8 @@ enum iwl_ucode_tlv_api { * which also implies support for the scheduler configuration command * @IWL_UCODE_TLV_CAPA_TDLS_CHANNEL_SWITCH: supports TDLS channel switching * @IWL_UCODE_TLV_CAPA_HOTSPOT_SUPPORT: supports Hot Spot Command + * @IWL_UCODE_TLV_CAPA_RADIO_BEACON_STATS: support radio and beacon statistics + * @IWL_UCODE_TLV_CAPA_BT_COEX_PLCR: enabled BT Coex packet level co-running */ enum iwl_ucode_tlv_capa { IWL_UCODE_TLV_CAPA_D0I3_SUPPORT = BIT(0), @@ -298,6 +306,8 @@ enum iwl_ucode_tlv_capa { IWL_UCODE_TLV_CAPA_DQA_SUPPORT = BIT(12), IWL_UCODE_TLV_CAPA_TDLS_CHANNEL_SWITCH = BIT(13), IWL_UCODE_TLV_CAPA_HOTSPOT_SUPPORT = BIT(18), + IWL_UCODE_TLV_CAPA_RADIO_BEACON_STATS = BIT(22), + IWL_UCODE_TLV_CAPA_BT_COEX_PLCR = BIT(28), }; /* The default calibrate table size if not specified by firmware file */ @@ -450,44 +460,129 @@ struct iwl_fw_dbg_conf_hcmd { } __packed; /** - * struct iwl_fw_dbg_trigger - a TLV that describes a debug configuration + * enum iwl_fw_dbg_trigger_mode - triggers functionalities * - * @enabled: is this trigger enabled - * @reserved: - * @len: length, in bytes, of the %trigger field - * @trigger: pointer to a trigger struct + * @IWL_FW_DBG_TRIGGER_START: when trigger occurs re-conf the dbg mechanism + * @IWL_FW_DBG_TRIGGER_STOP: when trigger occurs pull the dbg data */ -struct iwl_fw_dbg_trigger { - u8 enabled; - u8 reserved; - u8 len; - u8 trigger[0]; +enum iwl_fw_dbg_trigger_mode { + IWL_FW_DBG_TRIGGER_START = BIT(0), + IWL_FW_DBG_TRIGGER_STOP = BIT(1), +}; + +/** + * enum iwl_fw_dbg_trigger_vif_type - define the VIF type for a trigger + * @IWL_FW_DBG_CONF_VIF_ANY: any vif type + * @IWL_FW_DBG_CONF_VIF_IBSS: IBSS mode + * @IWL_FW_DBG_CONF_VIF_STATION: BSS mode + * @IWL_FW_DBG_CONF_VIF_AP: AP mode + * @IWL_FW_DBG_CONF_VIF_P2P_CLIENT: P2P Client mode + * @IWL_FW_DBG_CONF_VIF_P2P_GO: P2P GO mode + * @IWL_FW_DBG_CONF_VIF_P2P_DEVICE: P2P device + */ +enum iwl_fw_dbg_trigger_vif_type { + IWL_FW_DBG_CONF_VIF_ANY = NL80211_IFTYPE_UNSPECIFIED, + IWL_FW_DBG_CONF_VIF_IBSS = NL80211_IFTYPE_ADHOC, + IWL_FW_DBG_CONF_VIF_STATION = NL80211_IFTYPE_STATION, + IWL_FW_DBG_CONF_VIF_AP = NL80211_IFTYPE_AP, + IWL_FW_DBG_CONF_VIF_P2P_CLIENT = NL80211_IFTYPE_P2P_CLIENT, + IWL_FW_DBG_CONF_VIF_P2P_GO = NL80211_IFTYPE_P2P_GO, + IWL_FW_DBG_CONF_VIF_P2P_DEVICE = NL80211_IFTYPE_P2P_DEVICE, +}; + +/** + * struct iwl_fw_dbg_trigger_tlv - a TLV that describes the trigger + * @id: %enum iwl_fw_dbg_trigger + * @vif_type: %enum iwl_fw_dbg_trigger_vif_type + * @stop_conf_ids: bitmap of configurations this trigger relates to. + * if the mode is %IWL_FW_DBG_TRIGGER_STOP, then if the bit corresponding + * to the currently running configuration is set, the data should be + * collected. + * @stop_delay: how many milliseconds to wait before collecting the data + * after the STOP trigger fires. + * @mode: %enum iwl_fw_dbg_trigger_mode - can be stop / start of both + * @start_conf_id: if mode is %IWL_FW_DBG_TRIGGER_START, this defines what + * configuration should be applied when the triggers kicks in. + * @occurrences: number of occurrences. 0 means the trigger will never fire. + */ +struct iwl_fw_dbg_trigger_tlv { + __le32 id; + __le32 vif_type; + __le32 stop_conf_ids; + __le32 stop_delay; + u8 mode; + u8 start_conf_id; + __le16 occurrences; + __le32 reserved[2]; + + u8 data[0]; } __packed; +#define FW_DBG_START_FROM_ALIVE 0 +#define FW_DBG_CONF_MAX 32 +#define FW_DBG_INVALID 0xff + /** - * enum iwl_fw_dbg_conf - configurations available - * - * @FW_DBG_CUSTOM: take this configuration from alive - * Note that the trigger is NO-OP for this configuration + * struct iwl_fw_dbg_trigger_missed_bcon - configures trigger for missed beacons + * @stop_consec_missed_bcon: stop recording if threshold is crossed. + * @stop_consec_missed_bcon_since_rx: stop recording if threshold is crossed. + * @start_consec_missed_bcon: start recording if threshold is crossed. + * @start_consec_missed_bcon_since_rx: start recording if threshold is crossed. + * @reserved1: reserved + * @reserved2: reserved + */ +struct iwl_fw_dbg_trigger_missed_bcon { + __le32 stop_consec_missed_bcon; + __le32 stop_consec_missed_bcon_since_rx; + __le32 reserved2[2]; + __le32 start_consec_missed_bcon; + __le32 start_consec_missed_bcon_since_rx; + __le32 reserved1[2]; +} __packed; + +/** + * struct iwl_fw_dbg_trigger_cmd - configures trigger for messages from FW. + * cmds: the list of commands to trigger the collection on */ -enum iwl_fw_dbg_conf { - FW_DBG_CUSTOM = 0, +struct iwl_fw_dbg_trigger_cmd { + struct cmd { + u8 cmd_id; + u8 group_id; + } __packed cmds[16]; +} __packed; - /* must be last */ - FW_DBG_MAX, - FW_DBG_INVALID = 0xff, -}; +/** + * iwl_fw_dbg_trigger_stats - configures trigger for statistics + * @stop_offset: the offset of the value to be monitored + * @stop_threshold: the threshold above which to collect + * @start_offset: the offset of the value to be monitored + * @start_threshold: the threshold above which to start recording + */ +struct iwl_fw_dbg_trigger_stats { + __le32 stop_offset; + __le32 stop_threshold; + __le32 start_offset; + __le32 start_threshold; +} __packed; /** - * struct iwl_fw_dbg_conf_tlv - a TLV that describes a debug configuration - * - * @id: %enum iwl_fw_dbg_conf + * struct iwl_fw_dbg_trigger_low_rssi - trigger for low beacon RSSI + * @rssi: RSSI value to trigger at + */ +struct iwl_fw_dbg_trigger_low_rssi { + __le32 rssi; +} __packed; + +/** + * struct iwl_fw_dbg_conf_tlv - a TLV that describes a debug configuration. + * @id: conf id * @usniffer: should the uSniffer image be used * @num_of_hcmds: how many HCMDs to send are present here * @hcmd: a variable length host command to be sent to apply the configuration. * If there is more than one HCMD to send, they will appear one after the * other and be sent in the order that they appear in. - * This parses IWL_UCODE_TLV_FW_DBG_CONF + * This parses IWL_UCODE_TLV_FW_DBG_CONF. The user can add up-to + * %FW_DBG_CONF_MAX configuration per run. */ struct iwl_fw_dbg_conf_tlv { u8 id; @@ -495,8 +590,6 @@ struct iwl_fw_dbg_conf_tlv { u8 reserved; u8 num_of_hcmds; struct iwl_fw_dbg_conf_hcmd hcmd; - - /* struct iwl_fw_dbg_trigger sits after all variable length hcmds */ } __packed; #endif /* __iwl_fw_file_h__ */ diff --git a/drivers/net/wireless/iwlwifi/iwl-fw.h b/drivers/net/wireless/iwlwifi/iwl-fw.h index ffd785cc67d6..cf75bafae51d 100644 --- a/drivers/net/wireless/iwlwifi/iwl-fw.h +++ b/drivers/net/wireless/iwlwifi/iwl-fw.h @@ -68,6 +68,7 @@ #include <net/mac80211.h> #include "iwl-fw-file.h" +#include "iwl-fw-error-dump.h" /** * enum iwl_ucode_type @@ -157,6 +158,8 @@ struct iwl_fw_cscheme_list { * @dbg_dest_tlv: points to the destination TLV for debug * @dbg_conf_tlv: array of pointers to configuration TLVs for debug * @dbg_conf_tlv_len: lengths of the @dbg_conf_tlv entries + * @dbg_trigger_tlv: array of pointers to triggers TLVs + * @dbg_trigger_tlv_len: lengths of the @dbg_trigger_tlv entries * @dbg_dest_reg_num: num of reg_ops in %dbg_dest_tlv */ struct iwl_fw { @@ -186,9 +189,10 @@ struct iwl_fw { u32 sdio_adma_addr; struct iwl_fw_dbg_dest_tlv *dbg_dest_tlv; - struct iwl_fw_dbg_conf_tlv *dbg_conf_tlv[FW_DBG_MAX]; - size_t dbg_conf_tlv_len[FW_DBG_MAX]; - + struct iwl_fw_dbg_conf_tlv *dbg_conf_tlv[FW_DBG_CONF_MAX]; + size_t dbg_conf_tlv_len[FW_DBG_CONF_MAX]; + struct iwl_fw_dbg_trigger_tlv *dbg_trigger_tlv[FW_DBG_TRIGGER_MAX]; + size_t dbg_trigger_tlv_len[FW_DBG_TRIGGER_MAX]; u8 dbg_dest_reg_num; }; @@ -206,46 +210,29 @@ static inline const char *get_fw_dbg_mode_string(int mode) } } -static inline const struct iwl_fw_dbg_trigger * -iwl_fw_dbg_conf_get_trigger(const struct iwl_fw *fw, u8 id) +static inline bool +iwl_fw_dbg_conf_usniffer(const struct iwl_fw *fw, u8 id) { const struct iwl_fw_dbg_conf_tlv *conf_tlv = fw->dbg_conf_tlv[id]; - u8 *ptr; - int i; if (!conf_tlv) - return NULL; - - ptr = (void *)&conf_tlv->hcmd; - for (i = 0; i < conf_tlv->num_of_hcmds; i++) { - ptr += sizeof(conf_tlv->hcmd); - ptr += le16_to_cpu(conf_tlv->hcmd.len); - } - - return (const struct iwl_fw_dbg_trigger *)ptr; -} - -static inline bool -iwl_fw_dbg_conf_enabled(const struct iwl_fw *fw, u8 id) -{ - const struct iwl_fw_dbg_trigger *trigger = - iwl_fw_dbg_conf_get_trigger(fw, id); - - if (!trigger) return false; - return trigger->enabled; + return conf_tlv->usniffer; } -static inline bool -iwl_fw_dbg_conf_usniffer(const struct iwl_fw *fw, u8 id) -{ - const struct iwl_fw_dbg_conf_tlv *conf_tlv = fw->dbg_conf_tlv[id]; +#define iwl_fw_dbg_trigger_enabled(fw, id) ({ \ + void *__dbg_trigger = (fw)->dbg_trigger_tlv[(id)]; \ + unlikely(__dbg_trigger); \ +}) - if (!conf_tlv) - return false; +static inline struct iwl_fw_dbg_trigger_tlv* +iwl_fw_dbg_get_trigger(const struct iwl_fw *fw, u8 id) +{ + if (WARN_ON(id >= ARRAY_SIZE(fw->dbg_trigger_tlv))) + return NULL; - return conf_tlv->usniffer; + return fw->dbg_trigger_tlv[id]; } #endif /* __iwl_fw_h__ */ diff --git a/drivers/net/wireless/iwlwifi/iwl-phy-db.c b/drivers/net/wireless/iwlwifi/iwl-phy-db.c index d4fb5cad07ea..e893c6eb260c 100644 --- a/drivers/net/wireless/iwlwifi/iwl-phy-db.c +++ b/drivers/net/wireless/iwlwifi/iwl-phy-db.c @@ -72,7 +72,7 @@ #include "iwl-trans.h" #define CHANNEL_NUM_SIZE 4 /* num of channels in calib_ch size */ -#define IWL_NUM_PAPD_CH_GROUPS 7 +#define IWL_NUM_PAPD_CH_GROUPS 9 #define IWL_NUM_TXP_CH_GROUPS 9 struct iwl_phy_db_entry { diff --git a/drivers/net/wireless/iwlwifi/iwl-prph.h b/drivers/net/wireless/iwlwifi/iwl-prph.h index 6221e4dfc64f..6095088b88d9 100644 --- a/drivers/net/wireless/iwlwifi/iwl-prph.h +++ b/drivers/net/wireless/iwlwifi/iwl-prph.h @@ -370,7 +370,6 @@ enum secure_load_status_reg { #define MON_BUFF_CYCLE_CNT (0xa03c48) #define DBGC_IN_SAMPLE (0xa03c00) -#define DBGC_OUT_CTRL (0xa03c0c) /* FW chicken bits */ #define LMPM_CHICK 0xA01FF8 diff --git a/drivers/net/wireless/iwlwifi/iwl-trans.h b/drivers/net/wireless/iwlwifi/iwl-trans.h index a96bd8db6ceb..542a6810c81c 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans.h +++ b/drivers/net/wireless/iwlwifi/iwl-trans.h @@ -595,6 +595,7 @@ enum iwl_d0i3_mode { * @dflt_pwr_limit: default power limit fetched from the platform (ACPI) * @dbg_dest_tlv: points to the destination TLV for debug * @dbg_conf_tlv: array of pointers to configuration TLVs for debug + * @dbg_trigger_tlv: array of pointers to triggers TLVs for debug * @dbg_dest_reg_num: num of reg_ops in %dbg_dest_tlv */ struct iwl_trans { @@ -628,7 +629,8 @@ struct iwl_trans { u64 dflt_pwr_limit; const struct iwl_fw_dbg_dest_tlv *dbg_dest_tlv; - const struct iwl_fw_dbg_conf_tlv *dbg_conf_tlv[FW_DBG_MAX]; + const struct iwl_fw_dbg_conf_tlv *dbg_conf_tlv[FW_DBG_CONF_MAX]; + struct iwl_fw_dbg_trigger_tlv * const *dbg_trigger_tlv; u8 dbg_dest_reg_num; enum iwl_d0i3_mode d0i3_mode; diff --git a/drivers/net/wireless/iwlwifi/mvm/coex.c b/drivers/net/wireless/iwlwifi/mvm/coex.c index 1ec4d55155f7..ce99572a982d 100644 --- a/drivers/net/wireless/iwlwifi/mvm/coex.c +++ b/drivers/net/wireless/iwlwifi/mvm/coex.c @@ -611,7 +611,7 @@ int iwl_send_bt_init_conf(struct iwl_mvm *mvm) bt_cmd->enabled_modules |= cpu_to_le32(BT_COEX_SYNC2SCO_ENABLED); - if (IWL_MVM_BT_COEX_CORUNNING) + if (iwl_mvm_bt_is_plcr_supported(mvm)) bt_cmd->enabled_modules |= cpu_to_le32(BT_COEX_CORUN_ENABLED); if (IWL_MVM_BT_COEX_MPLUT) { @@ -1234,7 +1234,7 @@ int iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm, if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BT_COEX_SPLIT)) return iwl_mvm_rx_ant_coupling_notif_old(mvm, rxb, dev_cmd); - if (!IWL_MVM_BT_COEX_CORUNNING) + if (!iwl_mvm_bt_is_plcr_supported(mvm)) return 0; lockdep_assert_held(&mvm->mutex); diff --git a/drivers/net/wireless/iwlwifi/mvm/coex_legacy.c b/drivers/net/wireless/iwlwifi/mvm/coex_legacy.c index d530ef3da107..9717ee61928c 100644 --- a/drivers/net/wireless/iwlwifi/mvm/coex_legacy.c +++ b/drivers/net/wireless/iwlwifi/mvm/coex_legacy.c @@ -619,7 +619,7 @@ int iwl_send_bt_init_conf_old(struct iwl_mvm *mvm) if (IWL_MVM_BT_COEX_SYNC2SCO) bt_cmd->flags |= cpu_to_le32(BT_COEX_SYNC2SCO); - if (IWL_MVM_BT_COEX_CORUNNING) { + if (iwl_mvm_bt_is_plcr_supported(mvm)) { bt_cmd->valid_bit_msk |= cpu_to_le32(BT_VALID_CORUN_LUT_20 | BT_VALID_CORUN_LUT_40); bt_cmd->flags |= cpu_to_le32(BT_COEX_CORUNNING); @@ -1167,16 +1167,10 @@ bool iwl_mvm_bt_coex_is_mimo_allowed_old(struct iwl_mvm *mvm, return lut_type != BT_COEX_LOOSE_LUT; } -bool iwl_mvm_bt_coex_is_ant_avail_old(struct iwl_mvm *mvm, u8 ant) -{ - u32 ag = le32_to_cpu(mvm->last_bt_notif_old.bt_activity_grading); - return ag < BT_HIGH_TRAFFIC; -} - bool iwl_mvm_bt_coex_is_shared_ant_avail_old(struct iwl_mvm *mvm) { u32 ag = le32_to_cpu(mvm->last_bt_notif_old.bt_activity_grading); - return ag == BT_OFF; + return ag < BT_HIGH_TRAFFIC; } bool iwl_mvm_bt_coex_is_tpc_allowed_old(struct iwl_mvm *mvm, @@ -1213,7 +1207,7 @@ int iwl_mvm_rx_ant_coupling_notif_old(struct iwl_mvm *mvm, .dataflags = { IWL_HCMD_DFL_NOCOPY, }, }; - if (!IWL_MVM_BT_COEX_CORUNNING) + if (!iwl_mvm_bt_is_plcr_supported(mvm)) return 0; lockdep_assert_held(&mvm->mutex); diff --git a/drivers/net/wireless/iwlwifi/mvm/d3.c b/drivers/net/wireless/iwlwifi/mvm/d3.c index 14e8fd661889..9bdfa95d6ce7 100644 --- a/drivers/net/wireless/iwlwifi/mvm/d3.c +++ b/drivers/net/wireless/iwlwifi/mvm/d3.c @@ -1876,25 +1876,28 @@ static int __iwl_mvm_resume(struct iwl_mvm *mvm, bool test) if (mvm->net_detect) { iwl_mvm_query_netdetect_reasons(mvm, vif); + /* has unlocked the mutex, so skip that */ + goto out; } else { keep = iwl_mvm_query_wakeup_reasons(mvm, vif); #ifdef CONFIG_IWLWIFI_DEBUGFS if (keep) mvm->keep_vif = vif; + /* has unlocked the mutex, so skip that */ + goto out_iterate; #endif } - /* has unlocked the mutex, so skip that */ - goto out; out_unlock: mutex_unlock(&mvm->mutex); - out: +out_iterate: if (!test) ieee80211_iterate_active_interfaces_rtnl(mvm->hw, IEEE80211_IFACE_ITER_NORMAL, iwl_mvm_d3_disconnect_iter, keep ? vif : NULL); +out: /* return 1 to reconfigure the device */ set_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status); set_bit(IWL_MVM_STATUS_D3_RECONFIG, &mvm->status); diff --git a/drivers/net/wireless/iwlwifi/mvm/debugfs-vif.c b/drivers/net/wireless/iwlwifi/mvm/debugfs-vif.c index 5fe14591e1c4..7faad90386b8 100644 --- a/drivers/net/wireless/iwlwifi/mvm/debugfs-vif.c +++ b/drivers/net/wireless/iwlwifi/mvm/debugfs-vif.c @@ -545,6 +545,57 @@ static ssize_t iwl_dbgfs_uapsd_misbehaving_write(struct ieee80211_vif *vif, return ret ? count : -EINVAL; } +static ssize_t iwl_dbgfs_rx_phyinfo_write(struct ieee80211_vif *vif, char *buf, + size_t count, loff_t *ppos) +{ + struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); + struct iwl_mvm *mvm = mvmvif->mvm; + struct ieee80211_chanctx_conf *chanctx_conf; + struct iwl_mvm_phy_ctxt *phy_ctxt; + u16 value; + int ret; + + ret = kstrtou16(buf, 0, &value); + if (ret) + return ret; + + mutex_lock(&mvm->mutex); + rcu_read_lock(); + + chanctx_conf = rcu_dereference(vif->chanctx_conf); + /* make sure the channel context is assigned */ + if (!chanctx_conf) { + rcu_read_unlock(); + mutex_unlock(&mvm->mutex); + return -EINVAL; + } + + phy_ctxt = &mvm->phy_ctxts[*(u16 *)chanctx_conf->drv_priv]; + rcu_read_unlock(); + + mvm->dbgfs_rx_phyinfo = value; + + ret = iwl_mvm_phy_ctxt_changed(mvm, phy_ctxt, &chanctx_conf->min_def, + chanctx_conf->rx_chains_static, + chanctx_conf->rx_chains_dynamic); + mutex_unlock(&mvm->mutex); + + return ret ?: count; +} + +static ssize_t iwl_dbgfs_rx_phyinfo_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ieee80211_vif *vif = file->private_data; + struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); + char buf[8]; + + snprintf(buf, sizeof(buf), "0x%04x\n", mvmvif->mvm->dbgfs_rx_phyinfo); + + return simple_read_from_buffer(user_buf, count, ppos, buf, sizeof(buf)); +} + #define MVM_DEBUGFS_WRITE_FILE_OPS(name, bufsz) \ _MVM_DEBUGFS_WRITE_FILE_OPS(name, bufsz, struct ieee80211_vif) #define MVM_DEBUGFS_READ_WRITE_FILE_OPS(name, bufsz) \ @@ -560,6 +611,7 @@ MVM_DEBUGFS_READ_WRITE_FILE_OPS(pm_params, 32); MVM_DEBUGFS_READ_WRITE_FILE_OPS(bf_params, 256); MVM_DEBUGFS_READ_WRITE_FILE_OPS(low_latency, 10); MVM_DEBUGFS_READ_WRITE_FILE_OPS(uapsd_misbehaving, 20); +MVM_DEBUGFS_READ_WRITE_FILE_OPS(rx_phyinfo, 10); void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif) { @@ -595,6 +647,8 @@ void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif) S_IRUSR | S_IWUSR); MVM_DEBUGFS_ADD_FILE_VIF(uapsd_misbehaving, mvmvif->dbgfs_dir, S_IRUSR | S_IWUSR); + MVM_DEBUGFS_ADD_FILE_VIF(rx_phyinfo, mvmvif->dbgfs_dir, + S_IRUSR | S_IWUSR); if (vif->type == NL80211_IFTYPE_STATION && !vif->p2p && mvmvif == mvm->bf_allowed_vif) diff --git a/drivers/net/wireless/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/iwlwifi/mvm/debugfs.c index 82c09d86af8c..8cbe77dc1dbb 100644 --- a/drivers/net/wireless/iwlwifi/mvm/debugfs.c +++ b/drivers/net/wireless/iwlwifi/mvm/debugfs.c @@ -942,7 +942,7 @@ static ssize_t iwl_dbgfs_fw_dbg_conf_read(struct file *file, size_t count, loff_t *ppos) { struct iwl_mvm *mvm = file->private_data; - enum iwl_fw_dbg_conf conf; + int conf; char buf[8]; const size_t bufsz = sizeof(buf); int pos = 0; @@ -966,7 +966,7 @@ static ssize_t iwl_dbgfs_fw_dbg_conf_write(struct iwl_mvm *mvm, if (ret) return ret; - if (WARN_ON(conf_id >= FW_DBG_MAX)) + if (WARN_ON(conf_id >= FW_DBG_CONF_MAX)) return -EINVAL; mutex_lock(&mvm->mutex); @@ -985,7 +985,7 @@ static ssize_t iwl_dbgfs_fw_dbg_collect_write(struct iwl_mvm *mvm, if (ret) return ret; - iwl_mvm_fw_dbg_collect(mvm); + iwl_mvm_fw_dbg_collect(mvm, FW_DBG_TRIGGER_USER, NULL, 0, 0); iwl_mvm_unref(mvm, IWL_MVM_REF_PRPH_WRITE); diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api-mac.h b/drivers/net/wireless/iwlwifi/mvm/fw-api-mac.h index c405cda1025f..aabaedd3b3ee 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-api-mac.h +++ b/drivers/net/wireless/iwlwifi/mvm/fw-api-mac.h @@ -70,6 +70,7 @@ #define MAC_INDEX_AUX 4 #define MAC_INDEX_MIN_DRIVER 0 #define NUM_MAC_INDEX_DRIVER MAC_INDEX_AUX +#define NUM_MAC_INDEX (MAC_INDEX_AUX + 1) enum iwl_ac { AC_BK, diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h b/drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h index cfc0e65b34a5..a5fbbd637070 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h +++ b/drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h @@ -70,55 +70,10 @@ /* Scan Commands, Responses, Notifications */ -/* Masks for iwl_scan_channel.type flags */ -#define SCAN_CHANNEL_TYPE_ACTIVE BIT(0) -#define SCAN_CHANNEL_NARROW_BAND BIT(22) - /* Max number of IEs for direct SSID scans in a command */ #define PROBE_OPTION_MAX 20 /** - * struct iwl_scan_channel - entry in REPLY_SCAN_CMD channel table - * @channel: band is selected by iwl_scan_cmd "flags" field - * @tx_gain: gain for analog radio - * @dsp_atten: gain for DSP - * @active_dwell: dwell time for active scan in TU, typically 5-50 - * @passive_dwell: dwell time for passive scan in TU, typically 20-500 - * @type: type is broken down to these bits: - * bit 0: 0 = passive, 1 = active - * bits 1-20: SSID direct bit map. If any of these bits is set then - * the corresponding SSID IE is transmitted in probe request - * (bit i adds IE in position i to the probe request) - * bit 22: channel width, 0 = regular, 1 = TGj narrow channel - * - * @iteration_count: - * @iteration_interval: - * This struct is used once for each channel in the scan list. - * Each channel can independently select: - * 1) SSID for directed active scans - * 2) Txpower setting (for rate specified within Tx command) - * 3) How long to stay on-channel (behavior may be modified by quiet_time, - * quiet_plcp_th, good_CRC_th) - * - * To avoid uCode errors, make sure the following are true (see comments - * under struct iwl_scan_cmd about max_out_time and quiet_time): - * 1) If using passive_dwell (i.e. passive_dwell != 0): - * active_dwell <= passive_dwell (< max_out_time if max_out_time != 0) - * 2) quiet_time <= active_dwell - * 3) If restricting off-channel time (i.e. max_out_time !=0): - * passive_dwell < max_out_time - * active_dwell < max_out_time - */ -struct iwl_scan_channel { - __le32 type; - __le16 channel; - __le16 iteration_count; - __le32 iteration_interval; - __le16 active_dwell; - __le16 passive_dwell; -} __packed; /* SCAN_CHANNEL_CONTROL_API_S_VER_1 */ - -/** * struct iwl_ssid_ie - directed scan network information element * * Up to 20 of these may appear in REPLY_SCAN_CMD, @@ -132,152 +87,6 @@ struct iwl_ssid_ie { u8 ssid[IEEE80211_MAX_SSID_LEN]; } __packed; /* SCAN_DIRECT_SSID_IE_API_S_VER_1 */ -/** - * iwl_scan_flags - masks for scan command flags - *@SCAN_FLAGS_PERIODIC_SCAN: - *@SCAN_FLAGS_P2P_PUBLIC_ACTION_FRAME_TX: - *@SCAN_FLAGS_DELAYED_SCAN_LOWBAND: - *@SCAN_FLAGS_DELAYED_SCAN_HIGHBAND: - *@SCAN_FLAGS_FRAGMENTED_SCAN: - *@SCAN_FLAGS_PASSIVE2ACTIVE: use active scan on channels that was active - * in the past hour, even if they are marked as passive. - */ -enum iwl_scan_flags { - SCAN_FLAGS_PERIODIC_SCAN = BIT(0), - SCAN_FLAGS_P2P_PUBLIC_ACTION_FRAME_TX = BIT(1), - SCAN_FLAGS_DELAYED_SCAN_LOWBAND = BIT(2), - SCAN_FLAGS_DELAYED_SCAN_HIGHBAND = BIT(3), - SCAN_FLAGS_FRAGMENTED_SCAN = BIT(4), - SCAN_FLAGS_PASSIVE2ACTIVE = BIT(5), -}; - -/** - * enum iwl_scan_type - Scan types for scan command - * @SCAN_TYPE_FORCED: - * @SCAN_TYPE_BACKGROUND: - * @SCAN_TYPE_OS: - * @SCAN_TYPE_ROAMING: - * @SCAN_TYPE_ACTION: - * @SCAN_TYPE_DISCOVERY: - * @SCAN_TYPE_DISCOVERY_FORCED: - */ -enum iwl_scan_type { - SCAN_TYPE_FORCED = 0, - SCAN_TYPE_BACKGROUND = 1, - SCAN_TYPE_OS = 2, - SCAN_TYPE_ROAMING = 3, - SCAN_TYPE_ACTION = 4, - SCAN_TYPE_DISCOVERY = 5, - SCAN_TYPE_DISCOVERY_FORCED = 6, -}; /* SCAN_ACTIVITY_TYPE_E_VER_1 */ - -/** - * struct iwl_scan_cmd - scan request command - * ( SCAN_REQUEST_CMD = 0x80 ) - * @len: command length in bytes - * @scan_flags: scan flags from SCAN_FLAGS_* - * @channel_count: num of channels in channel list - * (1 - ucode_capa.n_scan_channels) - * @quiet_time: in msecs, dwell this time for active scan on quiet channels - * @quiet_plcp_th: quiet PLCP threshold (channel is quiet if less than - * this number of packets were received (typically 1) - * @passive2active: is auto switching from passive to active during scan allowed - * @rxchain_sel_flags: RXON_RX_CHAIN_* - * @max_out_time: in TUs, max out of serving channel time - * @suspend_time: how long to pause scan when returning to service channel: - * bits 0-19: beacon interal in TUs (suspend before executing) - * bits 20-23: reserved - * bits 24-31: number of beacons (suspend between channels) - * @rxon_flags: RXON_FLG_* - * @filter_flags: RXON_FILTER_* - * @tx_cmd: for active scans (zero for passive), w/o payload, - * no RS so specify TX rate - * @direct_scan: direct scan SSIDs - * @type: one of SCAN_TYPE_* - * @repeats: how many time to repeat the scan - */ -struct iwl_scan_cmd { - __le16 len; - u8 scan_flags; - u8 channel_count; - __le16 quiet_time; - __le16 quiet_plcp_th; - __le16 passive2active; - __le16 rxchain_sel_flags; - __le32 max_out_time; - __le32 suspend_time; - /* RX_ON_FLAGS_API_S_VER_1 */ - __le32 rxon_flags; - __le32 filter_flags; - struct iwl_tx_cmd tx_cmd; - struct iwl_ssid_ie direct_scan[PROBE_OPTION_MAX]; - __le32 type; - __le32 repeats; - - /* - * Probe request frame, followed by channel list. - * - * Size of probe request frame is specified by byte count in tx_cmd. - * Channel list follows immediately after probe request frame. - * Number of channels in list is specified by channel_count. - * Each channel in list is of type: - * - * struct iwl_scan_channel channels[0]; - * - * NOTE: Only one band of channels can be scanned per pass. You - * must not mix 2.4GHz channels and 5.2GHz channels, and you must wait - * for one scan to complete (i.e. receive SCAN_COMPLETE_NOTIFICATION) - * before requesting another scan. - */ - u8 data[0]; -} __packed; /* SCAN_REQUEST_FIXED_PART_API_S_VER_5 */ - -/* Response to scan request contains only status with one of these values */ -#define SCAN_RESPONSE_OK 0x1 -#define SCAN_RESPONSE_ERROR 0x2 - -/* - * SCAN_ABORT_CMD = 0x81 - * When scan abort is requested, the command has no fields except the common - * header. The response contains only a status with one of these values. - */ -#define SCAN_ABORT_POSSIBLE 0x1 -#define SCAN_ABORT_IGNORED 0x2 /* no pending scans */ - -/* TODO: complete documentation */ -#define SCAN_OWNER_STATUS 0x1 -#define MEASURE_OWNER_STATUS 0x2 - -/** - * struct iwl_scan_start_notif - notifies start of scan in the device - * ( SCAN_START_NOTIFICATION = 0x82 ) - * @tsf_low: TSF timer (lower half) in usecs - * @tsf_high: TSF timer (higher half) in usecs - * @beacon_timer: structured as follows: - * bits 0:19 - beacon interval in usecs - * bits 20:23 - reserved (0) - * bits 24:31 - number of beacons - * @channel: which channel is scanned - * @band: 0 for 5.2 GHz, 1 for 2.4 GHz - * @status: one of *_OWNER_STATUS - */ -struct iwl_scan_start_notif { - __le32 tsf_low; - __le32 tsf_high; - __le32 beacon_timer; - u8 channel; - u8 band; - u8 reserved[2]; - __le32 status; -} __packed; /* SCAN_START_NTF_API_S_VER_1 */ - -/* scan results probe_status first bit indicates success */ -#define SCAN_PROBE_STATUS_OK 0 -#define SCAN_PROBE_STATUS_TX_FAILED BIT(0) -/* error statuses combined with TX_FAILED */ -#define SCAN_PROBE_STATUS_FAIL_TTL BIT(1) -#define SCAN_PROBE_STATUS_FAIL_BT BIT(2) - /* How many statistics are gathered for each channel */ #define SCAN_RESULTS_STATISTICS 1 diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api-stats.h b/drivers/net/wireless/iwlwifi/mvm/fw-api-stats.h index 928168b18346..709e28d8b1b0 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-api-stats.h +++ b/drivers/net/wireless/iwlwifi/mvm/fw-api-stats.h @@ -65,6 +65,7 @@ #ifndef __fw_api_stats_h__ #define __fw_api_stats_h__ +#include "fw-api-mac.h" struct mvm_statistics_dbg { __le32 burst_check; @@ -218,7 +219,7 @@ struct mvm_statistics_bt_activity { __le32 lo_priority_rx_denied_cnt; } __packed; /* STATISTICS_BT_ACTIVITY_API_S_VER_1 */ -struct mvm_statistics_general { +struct mvm_statistics_general_v5 { __le32 radio_temperature; __le32 radio_voltage; struct mvm_statistics_dbg dbg; @@ -244,6 +245,39 @@ struct mvm_statistics_general { struct mvm_statistics_bt_activity bt_activity; } __packed; /* STATISTICS_GENERAL_API_S_VER_5 */ +struct mvm_statistics_general_v8 { + __le32 radio_temperature; + __le32 radio_voltage; + struct mvm_statistics_dbg dbg; + __le32 sleep_time; + __le32 slots_out; + __le32 slots_idle; + __le32 ttl_timestamp; + struct mvm_statistics_div slow_div; + __le32 rx_enable_counter; + /* + * num_of_sos_states: + * count the number of times we have to re-tune + * in order to get out of bad PHY status + */ + __le32 num_of_sos_states; + __le32 beacon_filtered; + __le32 missed_beacons; + __s8 beacon_filter_average_energy; + __s8 beacon_filter_reason; + __s8 beacon_filter_current_energy; + __s8 beacon_filter_reserved; + __le32 beacon_filter_delta_time; + struct mvm_statistics_bt_activity bt_activity; + __le64 rx_time; + __le64 on_time_rf; + __le64 on_time_scan; + __le64 tx_time; + __le32 beacon_counter[NUM_MAC_INDEX]; + u8 beacon_average_energy[NUM_MAC_INDEX]; + u8 reserved[4 - (NUM_MAC_INDEX % 4)]; +} __packed; /* STATISTICS_GENERAL_API_S_VER_8 */ + struct mvm_statistics_rx { struct mvm_statistics_rx_phy ofdm; struct mvm_statistics_rx_phy cck; @@ -256,22 +290,28 @@ struct mvm_statistics_rx { * * By default, uCode issues this notification after receiving a beacon * while associated. To disable this behavior, set DISABLE_NOTIF flag in the - * REPLY_STATISTICS_CMD 0x9c, above. - * - * Statistics counters continue to increment beacon after beacon, but are - * cleared when changing channels or when driver issues REPLY_STATISTICS_CMD - * 0x9c with CLEAR_STATS bit set (see above). - * - * uCode also issues this notification during scans. uCode clears statistics - * appropriately so that each notification contains statistics for only the - * one channel that has just been scanned. + * STATISTICS_CMD (0x9c), below. */ -struct iwl_notif_statistics { +struct iwl_notif_statistics_v8 { __le32 flag; struct mvm_statistics_rx rx; struct mvm_statistics_tx tx; - struct mvm_statistics_general general; + struct mvm_statistics_general_v5 general; } __packed; /* STATISTICS_NTFY_API_S_VER_8 */ +struct iwl_notif_statistics_v10 { + __le32 flag; + struct mvm_statistics_rx rx; + struct mvm_statistics_tx tx; + struct mvm_statistics_general_v8 general; +} __packed; /* STATISTICS_NTFY_API_S_VER_10 */ + +#define IWL_STATISTICS_FLG_CLEAR 0x1 +#define IWL_STATISTICS_FLG_DISABLE_NOTIF 0x2 + +struct iwl_statistics_cmd { + __le32 flags; +} __packed; /* STATISTICS_CMD_API_S_VER_1 */ + #endif /* __fw_api_stats_h__ */ diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api.h b/drivers/net/wireless/iwlwifi/mvm/fw-api.h index b56154fe8ec5..d95b47213731 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-api.h +++ b/drivers/net/wireless/iwlwifi/mvm/fw-api.h @@ -192,6 +192,7 @@ enum { BEACON_NOTIFICATION = 0x90, BEACON_TEMPLATE_CMD = 0x91, TX_ANT_CONFIGURATION_CMD = 0x98, + STATISTICS_CMD = 0x9c, STATISTICS_NOTIFICATION = 0x9d, EOSP_NOTIFICATION = 0x9e, REDUCE_TX_POWER_CMD = 0x9f, @@ -431,7 +432,7 @@ enum { #define IWL_ALIVE_FLG_RFKILL BIT(0) -struct mvm_alive_resp { +struct mvm_alive_resp_ver1 { __le16 status; __le16 flags; u8 ucode_minor; @@ -482,6 +483,30 @@ struct mvm_alive_resp_ver2 { __le32 dbg_print_buff_addr; } __packed; /* ALIVE_RES_API_S_VER_2 */ +struct mvm_alive_resp { + __le16 status; + __le16 flags; + __le32 ucode_minor; + __le32 ucode_major; + u8 ver_subtype; + u8 ver_type; + u8 mac; + u8 opt; + __le32 timestamp; + __le32 error_event_table_ptr; /* SRAM address for error log */ + __le32 log_event_table_ptr; /* SRAM address for LMAC event log */ + __le32 cpu_register_ptr; + __le32 dbgm_config_ptr; + __le32 alive_counter_ptr; + __le32 scd_base_ptr; /* SRAM address for SCD */ + __le32 st_fwrd_addr; /* pointer to Store and forward */ + __le32 st_fwrd_size; + __le32 umac_minor; /* UMAC version: minor */ + __le32 umac_major; /* UMAC version: major */ + __le32 error_info_addr; /* SRAM address for UMAC error log */ + __le32 dbg_print_buff_addr; +} __packed; /* ALIVE_RES_API_S_VER_3 */ + /* Error response/notification */ enum { FW_ERR_UNKNOWN_CMD = 0x0, diff --git a/drivers/net/wireless/iwlwifi/mvm/fw.c b/drivers/net/wireless/iwlwifi/mvm/fw.c index ca38e9817374..a81da4cde643 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw.c +++ b/drivers/net/wireless/iwlwifi/mvm/fw.c @@ -112,25 +112,27 @@ static bool iwl_alive_fn(struct iwl_notif_wait_data *notif_wait, struct iwl_mvm *mvm = container_of(notif_wait, struct iwl_mvm, notif_wait); struct iwl_mvm_alive_data *alive_data = data; - struct mvm_alive_resp *palive; + struct mvm_alive_resp_ver1 *palive1; struct mvm_alive_resp_ver2 *palive2; + struct mvm_alive_resp *palive; - if (iwl_rx_packet_payload_len(pkt) == sizeof(*palive)) { - palive = (void *)pkt->data; + if (iwl_rx_packet_payload_len(pkt) == sizeof(*palive1)) { + palive1 = (void *)pkt->data; mvm->support_umac_log = false; mvm->error_event_table = - le32_to_cpu(palive->error_event_table_ptr); - mvm->log_event_table = le32_to_cpu(palive->log_event_table_ptr); - alive_data->scd_base_addr = le32_to_cpu(palive->scd_base_ptr); + le32_to_cpu(palive1->error_event_table_ptr); + mvm->log_event_table = + le32_to_cpu(palive1->log_event_table_ptr); + alive_data->scd_base_addr = le32_to_cpu(palive1->scd_base_ptr); - alive_data->valid = le16_to_cpu(palive->status) == + alive_data->valid = le16_to_cpu(palive1->status) == IWL_ALIVE_STATUS_OK; IWL_DEBUG_FW(mvm, "Alive VER1 ucode status 0x%04x revision 0x%01X 0x%01X flags 0x%01X\n", - le16_to_cpu(palive->status), palive->ver_type, - palive->ver_subtype, palive->flags); - } else { + le16_to_cpu(palive1->status), palive1->ver_type, + palive1->ver_subtype, palive1->flags); + } else if (iwl_rx_packet_payload_len(pkt) == sizeof(*palive2)) { palive2 = (void *)pkt->data; mvm->error_event_table = @@ -156,6 +158,33 @@ static bool iwl_alive_fn(struct iwl_notif_wait_data *notif_wait, IWL_DEBUG_FW(mvm, "UMAC version: Major - 0x%x, Minor - 0x%x\n", palive2->umac_major, palive2->umac_minor); + } else if (iwl_rx_packet_payload_len(pkt) == sizeof(*palive)) { + palive = (void *)pkt->data; + + mvm->error_event_table = + le32_to_cpu(palive->error_event_table_ptr); + mvm->log_event_table = + le32_to_cpu(palive->log_event_table_ptr); + alive_data->scd_base_addr = le32_to_cpu(palive->scd_base_ptr); + mvm->umac_error_event_table = + le32_to_cpu(palive->error_info_addr); + mvm->sf_space.addr = le32_to_cpu(palive->st_fwrd_addr); + mvm->sf_space.size = le32_to_cpu(palive->st_fwrd_size); + + alive_data->valid = le16_to_cpu(palive->status) == + IWL_ALIVE_STATUS_OK; + if (mvm->umac_error_event_table) + mvm->support_umac_log = true; + + IWL_DEBUG_FW(mvm, + "Alive VER3 ucode status 0x%04x revision 0x%01X 0x%01X flags 0x%01X\n", + le16_to_cpu(palive->status), palive->ver_type, + palive->ver_subtype, palive->flags); + + IWL_DEBUG_FW(mvm, + "UMAC version: Major - 0x%x, Minor - 0x%x\n", + le32_to_cpu(palive->umac_major), + le32_to_cpu(palive->umac_minor)); } return true; @@ -188,8 +217,7 @@ static int iwl_mvm_load_ucode_wait_alive(struct iwl_mvm *mvm, struct iwl_sf_region st_fwrd_space; if (ucode_type == IWL_UCODE_REGULAR && - iwl_fw_dbg_conf_usniffer(mvm->fw, FW_DBG_CUSTOM) && - iwl_fw_dbg_conf_enabled(mvm->fw, FW_DBG_CUSTOM)) + iwl_fw_dbg_conf_usniffer(mvm->fw, FW_DBG_START_FROM_ALIVE)) fw = iwl_get_ucode_image(mvm, IWL_UCODE_REGULAR_USNIFFER); else fw = iwl_get_ucode_image(mvm, ucode_type); @@ -451,20 +479,80 @@ exit: iwl_free_resp(&cmd); } -void iwl_mvm_fw_dbg_collect(struct iwl_mvm *mvm) +int iwl_mvm_fw_dbg_collect_desc(struct iwl_mvm *mvm, + struct iwl_mvm_dump_desc *desc, + unsigned int delay) { + if (test_and_set_bit(IWL_MVM_STATUS_DUMPING_FW_LOG, &mvm->status)) + return -EBUSY; + + if (WARN_ON(mvm->fw_dump_desc)) + iwl_mvm_free_fw_dump_desc(mvm); + + IWL_WARN(mvm, "Collecting data: trigger %d fired.\n", + le32_to_cpu(desc->trig_desc.type)); + + mvm->fw_dump_desc = desc; + /* stop recording */ if (mvm->cfg->device_family == IWL_DEVICE_FAMILY_7000) { iwl_set_bits_prph(mvm->trans, MON_BUFF_SAMPLE_CTL, 0x100); } else { iwl_write_prph(mvm->trans, DBGC_IN_SAMPLE, 0); - iwl_write_prph(mvm->trans, DBGC_OUT_CTRL, 0); + /* wait before we collect the data till the DBGC stop */ + udelay(100); } - schedule_work(&mvm->fw_error_dump_wk); + queue_delayed_work(system_wq, &mvm->fw_dump_wk, delay); + + return 0; } -int iwl_mvm_start_fw_dbg_conf(struct iwl_mvm *mvm, enum iwl_fw_dbg_conf conf_id) +int iwl_mvm_fw_dbg_collect(struct iwl_mvm *mvm, enum iwl_fw_dbg_trigger trig, + const char *str, size_t len, unsigned int delay) +{ + struct iwl_mvm_dump_desc *desc; + + desc = kzalloc(sizeof(*desc) + len, GFP_ATOMIC); + if (!desc) + return -ENOMEM; + + desc->len = len; + desc->trig_desc.type = cpu_to_le32(trig); + memcpy(desc->trig_desc.data, str, len); + + return iwl_mvm_fw_dbg_collect_desc(mvm, desc, delay); +} + +int iwl_mvm_fw_dbg_collect_trig(struct iwl_mvm *mvm, + struct iwl_fw_dbg_trigger_tlv *trigger, + const char *str, size_t len) +{ + unsigned int delay = msecs_to_jiffies(le32_to_cpu(trigger->stop_delay)); + u16 occurrences = le16_to_cpu(trigger->occurrences); + int ret; + + if (!occurrences) + return 0; + + ret = iwl_mvm_fw_dbg_collect(mvm, le32_to_cpu(trigger->id), str, + len, delay); + if (ret) + return ret; + + trigger->occurrences = cpu_to_le16(occurrences - 1); + return 0; +} + +static inline void iwl_mvm_restart_early_start(struct iwl_mvm *mvm) +{ + if (mvm->cfg->device_family == IWL_DEVICE_FAMILY_7000) + iwl_clear_bits_prph(mvm->trans, MON_BUFF_SAMPLE_CTL, 0x100); + else + iwl_write_prph(mvm->trans, DBGC_IN_SAMPLE, 1); +} + +int iwl_mvm_start_fw_dbg_conf(struct iwl_mvm *mvm, u8 conf_id) { u8 *ptr; int ret; @@ -474,6 +562,14 @@ int iwl_mvm_start_fw_dbg_conf(struct iwl_mvm *mvm, enum iwl_fw_dbg_conf conf_id) "Invalid configuration %d\n", conf_id)) return -EINVAL; + /* EARLY START - firmware's configuration is hard coded */ + if ((!mvm->fw->dbg_conf_tlv[conf_id] || + !mvm->fw->dbg_conf_tlv[conf_id]->num_of_hcmds) && + conf_id == FW_DBG_START_FROM_ALIVE) { + iwl_mvm_restart_early_start(mvm); + return 0; + } + if (!mvm->fw->dbg_conf_tlv[conf_id]) return -EINVAL; @@ -583,7 +679,10 @@ int iwl_mvm_up(struct iwl_mvm *mvm) IWL_ERR(mvm, "Failed to initialize Smart Fifo\n"); mvm->fw_dbg_conf = FW_DBG_INVALID; - iwl_mvm_start_fw_dbg_conf(mvm, FW_DBG_CUSTOM); + /* if we have a destination, assume EARLY START */ + if (mvm->fw->dbg_dest_tlv) + mvm->fw_dbg_conf = FW_DBG_START_FROM_ALIVE; + iwl_mvm_start_fw_dbg_conf(mvm, FW_DBG_START_FROM_ALIVE); ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm)); if (ret) diff --git a/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c b/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c index 7bdc6220743f..581b3b8f29f9 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c +++ b/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c @@ -244,6 +244,7 @@ static void iwl_mvm_mac_sta_hw_queues_iter(void *_data, unsigned long iwl_mvm_get_used_hw_queues(struct iwl_mvm *mvm, struct ieee80211_vif *exclude_vif) { + u8 sta_id; struct iwl_mvm_hw_queues_iface_iterator_data data = { .exclude_vif = exclude_vif, .used_hw_queues = @@ -264,6 +265,13 @@ unsigned long iwl_mvm_get_used_hw_queues(struct iwl_mvm *mvm, iwl_mvm_mac_sta_hw_queues_iter, &data); + /* + * Some TDLS stations may be removed but are in the process of being + * drained. Don't touch their queues. + */ + for_each_set_bit(sta_id, mvm->sta_drained, IWL_MVM_STATION_COUNT) + data.used_hw_queues |= mvm->tfd_drained[sta_id]; + return data.used_hw_queues; } @@ -1367,10 +1375,18 @@ static void iwl_mvm_beacon_loss_iterator(void *_data, u8 *mac, { struct iwl_missed_beacons_notif *missed_beacons = _data; struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); + struct iwl_mvm *mvm = mvmvif->mvm; + struct iwl_fw_dbg_trigger_missed_bcon *bcon_trig; + struct iwl_fw_dbg_trigger_tlv *trigger; + u32 stop_trig_missed_bcon, stop_trig_missed_bcon_since_rx; + u32 rx_missed_bcon, rx_missed_bcon_since_rx; if (mvmvif->id != (u16)le32_to_cpu(missed_beacons->mac_id)) return; + rx_missed_bcon = le32_to_cpu(missed_beacons->consec_missed_beacons); + rx_missed_bcon_since_rx = + le32_to_cpu(missed_beacons->consec_missed_beacons_since_last_rx); /* * TODO: the threshold should be adjusted based on latency conditions, * and/or in case of a CS flow on one of the other AP vifs. @@ -1378,6 +1394,26 @@ static void iwl_mvm_beacon_loss_iterator(void *_data, u8 *mac, if (le32_to_cpu(missed_beacons->consec_missed_beacons_since_last_rx) > IWL_MVM_MISSED_BEACONS_THRESHOLD) ieee80211_beacon_loss(vif); + + if (!iwl_fw_dbg_trigger_enabled(mvm->fw, + FW_DBG_TRIGGER_MISSED_BEACONS)) + return; + + trigger = iwl_fw_dbg_get_trigger(mvm->fw, + FW_DBG_TRIGGER_MISSED_BEACONS); + bcon_trig = (void *)trigger->data; + stop_trig_missed_bcon = le32_to_cpu(bcon_trig->stop_consec_missed_bcon); + stop_trig_missed_bcon_since_rx = + le32_to_cpu(bcon_trig->stop_consec_missed_bcon_since_rx); + + /* TODO: implement start trigger */ + + if (!iwl_fw_dbg_trigger_check_stop(mvm, vif, trigger)) + return; + + if (rx_missed_bcon_since_rx >= stop_trig_missed_bcon_since_rx || + rx_missed_bcon >= stop_trig_missed_bcon) + iwl_mvm_fw_dbg_collect_trig(mvm, trigger, NULL, 0); } int iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm, diff --git a/drivers/net/wireless/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/iwlwifi/mvm/mac80211.c index 1ff7ec08532d..5a5d5c8544fc 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/iwlwifi/mvm/mac80211.c @@ -339,13 +339,10 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm) !iwlwifi_mod_params.sw_crypto) hw->flags |= IEEE80211_HW_MFP_CAPABLE; - if (mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_LMAC_SCAN || - mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_UMAC_SCAN) { - hw->flags |= IEEE80211_SINGLE_HW_SCAN_ON_ALL_BANDS; - hw->wiphy->features |= - NL80211_FEATURE_SCHED_SCAN_RANDOM_MAC_ADDR | - NL80211_FEATURE_SCAN_RANDOM_MAC_ADDR; - } + hw->flags |= IEEE80211_SINGLE_HW_SCAN_ON_ALL_BANDS; + hw->wiphy->features |= + NL80211_FEATURE_SCHED_SCAN_RANDOM_MAC_ADDR | + NL80211_FEATURE_SCAN_RANDOM_MAC_ADDR; hw->sta_data_size = sizeof(struct iwl_mvm_sta); hw->vif_data_size = sizeof(struct iwl_mvm_vif); @@ -889,12 +886,23 @@ static void iwl_mvm_dump_fifos(struct iwl_mvm *mvm, iwl_trans_release_nic_access(mvm->trans, &flags); } +void iwl_mvm_free_fw_dump_desc(struct iwl_mvm *mvm) +{ + if (mvm->fw_dump_desc == &iwl_mvm_dump_desc_assert || + !mvm->fw_dump_desc) + return; + + kfree(mvm->fw_dump_desc); + mvm->fw_dump_desc = NULL; +} + void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm) { struct iwl_fw_error_dump_file *dump_file; struct iwl_fw_error_dump_data *dump_data; struct iwl_fw_error_dump_info *dump_info; struct iwl_fw_error_dump_mem *dump_mem; + struct iwl_fw_error_dump_trigger_desc *dump_trig; struct iwl_mvm_dump_ptrs *fw_error_dump; u32 sram_len, sram_ofs; u32 file_len, fifo_data_len = 0; @@ -964,6 +972,10 @@ void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm) fifo_data_len + sizeof(*dump_info); + if (mvm->fw_dump_desc) + file_len += sizeof(*dump_data) + sizeof(*dump_trig) + + mvm->fw_dump_desc->len; + /* Make room for the SMEM, if it exists */ if (smem_len) file_len += sizeof(*dump_data) + sizeof(*dump_mem) + smem_len; @@ -975,6 +987,7 @@ void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm) dump_file = vzalloc(file_len); if (!dump_file) { kfree(fw_error_dump); + iwl_mvm_free_fw_dump_desc(mvm); return; } @@ -1003,6 +1016,19 @@ void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm) if (test_bit(STATUS_FW_ERROR, &mvm->trans->status)) iwl_mvm_dump_fifos(mvm, &dump_data); + if (mvm->fw_dump_desc) { + dump_data->type = cpu_to_le32(IWL_FW_ERROR_DUMP_ERROR_INFO); + dump_data->len = cpu_to_le32(sizeof(*dump_trig) + + mvm->fw_dump_desc->len); + dump_trig = (void *)dump_data->data; + memcpy(dump_trig, &mvm->fw_dump_desc->trig_desc, + sizeof(*dump_trig) + mvm->fw_dump_desc->len); + + /* now we can free this copy */ + iwl_mvm_free_fw_dump_desc(mvm); + dump_data = iwl_fw_error_next_data(dump_data); + } + dump_data->type = cpu_to_le32(IWL_FW_ERROR_DUMP_MEM); dump_data->len = cpu_to_le32(sram_len + sizeof(*dump_mem)); dump_mem = (void *)dump_data->data; @@ -1041,16 +1067,26 @@ void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm) dev_coredumpm(mvm->trans->dev, THIS_MODULE, fw_error_dump, 0, GFP_KERNEL, iwl_mvm_read_coredump, iwl_mvm_free_coredump); + + clear_bit(IWL_MVM_STATUS_DUMPING_FW_LOG, &mvm->status); } +struct iwl_mvm_dump_desc iwl_mvm_dump_desc_assert = { + .trig_desc = { + .type = cpu_to_le32(FW_DBG_TRIGGER_FW_ASSERT), + }, +}; + static void iwl_mvm_restart_cleanup(struct iwl_mvm *mvm) { /* clear the D3 reconfig, we only need it to avoid dumping a * firmware coredump on reconfiguration, we shouldn't do that * on D3->D0 transition */ - if (!test_and_clear_bit(IWL_MVM_STATUS_D3_RECONFIG, &mvm->status)) + if (!test_and_clear_bit(IWL_MVM_STATUS_D3_RECONFIG, &mvm->status)) { + mvm->fw_dump_desc = &iwl_mvm_dump_desc_assert; iwl_mvm_fw_error_dump(mvm); + } /* cleanup all stale references (scan, roc), but keep the * ucode_down ref until reconfig is complete @@ -1091,6 +1127,10 @@ static void iwl_mvm_restart_cleanup(struct iwl_mvm *mvm) mvm->vif_count = 0; mvm->rx_ba_sessions = 0; + mvm->fw_dbg_conf = FW_DBG_INVALID; + + /* keep statistics ticking */ + iwl_mvm_accu_radio_stats(mvm); } int __iwl_mvm_mac_start(struct iwl_mvm *mvm) @@ -1213,6 +1253,11 @@ void __iwl_mvm_mac_stop(struct iwl_mvm *mvm) { lockdep_assert_held(&mvm->mutex); + /* firmware counters are obviously reset now, but we shouldn't + * partially track so also clear the fw_reset_accu counters. + */ + memset(&mvm->accu_radio_stats, 0, sizeof(mvm->accu_radio_stats)); + /* * Disallow low power states when the FW is down by taking * the UCODE_DOWN ref. in case of ongoing hw restart the @@ -1252,7 +1297,8 @@ static void iwl_mvm_mac_stop(struct ieee80211_hw *hw) flush_work(&mvm->d0i3_exit_work); flush_work(&mvm->async_handlers_wk); - flush_work(&mvm->fw_error_dump_wk); + cancel_delayed_work_sync(&mvm->fw_dump_wk); + iwl_mvm_free_fw_dump_desc(mvm); mutex_lock(&mvm->mutex); __iwl_mvm_mac_stop(mvm); @@ -1317,6 +1363,11 @@ static int iwl_mvm_mac_add_interface(struct ieee80211_hw *hw, mutex_lock(&mvm->mutex); + /* make sure that beacon statistics don't go backwards with FW reset */ + if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)) + mvmvif->beacon_stats.accu_num_beacons += + mvmvif->beacon_stats.num_beacons; + /* Allocate resources for the MAC context, and add it to the fw */ ret = iwl_mvm_mac_ctxt_init(mvm, vif); if (ret) @@ -1810,6 +1861,11 @@ static void iwl_mvm_bss_info_changed_station(struct iwl_mvm *mvm, if (changes & BSS_CHANGED_ASSOC) { if (bss_conf->assoc) { + /* clear statistics to get clean beacon counter */ + iwl_mvm_request_statistics(mvm, true); + memset(&mvmvif->beacon_stats, 0, + sizeof(mvmvif->beacon_stats)); + /* add quota for this interface */ ret = iwl_mvm_update_quotas(mvm, NULL); if (ret) { @@ -2196,10 +2252,8 @@ static int iwl_mvm_mac_hw_scan(struct ieee80211_hw *hw, if (mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_UMAC_SCAN) ret = iwl_mvm_scan_umac(mvm, vif, hw_req); - else if (mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_LMAC_SCAN) - ret = iwl_mvm_unified_scan_lmac(mvm, vif, hw_req); else - ret = iwl_mvm_scan_request(mvm, vif, req); + ret = iwl_mvm_unified_scan_lmac(mvm, vif, hw_req); if (ret) iwl_mvm_unref(mvm, IWL_MVM_REF_SCAN); @@ -2527,13 +2581,7 @@ static int iwl_mvm_mac_sched_scan_start(struct ieee80211_hw *hw, mutex_lock(&mvm->mutex); - /* Newest FW fixes sched scan while connected on another interface */ - if (mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_LMAC_SCAN) { - if (!vif->bss_conf.idle) { - ret = -EBUSY; - goto out; - } - } else if (!iwl_mvm_is_idle(mvm)) { + if (!vif->bss_conf.idle) { ret = -EBUSY; goto out; } @@ -3433,6 +3481,9 @@ static int iwl_mvm_pre_channel_switch(struct ieee80211_hw *hw, IWL_DEBUG_MAC80211(mvm, "pre CSA to freq %d\n", chsw->chandef.center_freq1); + iwl_fw_dbg_trigger_simple_stop(mvm, vif, FW_DBG_TRIGGER_CHANNEL_SWITCH, + NULL, 0); + switch (vif->type) { case NL80211_IFTYPE_AP: csa_vif = @@ -3581,6 +3632,95 @@ static void iwl_mvm_mac_flush(struct ieee80211_hw *hw, } } +static int iwl_mvm_mac_get_survey(struct ieee80211_hw *hw, int idx, + struct survey_info *survey) +{ + struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); + int ret; + + memset(survey, 0, sizeof(*survey)); + + /* only support global statistics right now */ + if (idx != 0) + return -ENOENT; + + if (!(mvm->fw->ucode_capa.capa[0] & + IWL_UCODE_TLV_CAPA_RADIO_BEACON_STATS)) + return -ENOENT; + + mutex_lock(&mvm->mutex); + + if (mvm->ucode_loaded) { + ret = iwl_mvm_request_statistics(mvm, false); + if (ret) + goto out; + } + + survey->filled = SURVEY_INFO_TIME | + SURVEY_INFO_TIME_RX | + SURVEY_INFO_TIME_TX | + SURVEY_INFO_TIME_SCAN; + survey->time = mvm->accu_radio_stats.on_time_rf + + mvm->radio_stats.on_time_rf; + do_div(survey->time, USEC_PER_MSEC); + + survey->time_rx = mvm->accu_radio_stats.rx_time + + mvm->radio_stats.rx_time; + do_div(survey->time_rx, USEC_PER_MSEC); + + survey->time_tx = mvm->accu_radio_stats.tx_time + + mvm->radio_stats.tx_time; + do_div(survey->time_tx, USEC_PER_MSEC); + + survey->time_scan = mvm->accu_radio_stats.on_time_scan + + mvm->radio_stats.on_time_scan; + do_div(survey->time_scan, USEC_PER_MSEC); + + out: + mutex_unlock(&mvm->mutex); + return ret; +} + +static void iwl_mvm_mac_sta_statistics(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + struct station_info *sinfo) +{ + struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); + struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); + struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta); + + if (!(mvm->fw->ucode_capa.capa[0] & + IWL_UCODE_TLV_CAPA_RADIO_BEACON_STATS)) + return; + + /* if beacon filtering isn't on mac80211 does it anyway */ + if (!(vif->driver_flags & IEEE80211_VIF_BEACON_FILTER)) + return; + + if (!vif->bss_conf.assoc) + return; + + mutex_lock(&mvm->mutex); + + if (mvmvif->ap_sta_id != mvmsta->sta_id) + goto unlock; + + if (iwl_mvm_request_statistics(mvm, false)) + goto unlock; + + sinfo->rx_beacon = mvmvif->beacon_stats.num_beacons + + mvmvif->beacon_stats.accu_num_beacons; + sinfo->filled |= BIT(NL80211_STA_INFO_BEACON_RX); + if (mvmvif->beacon_stats.avg_signal) { + /* firmware only reports a value after RXing a few beacons */ + sinfo->rx_beacon_signal_avg = mvmvif->beacon_stats.avg_signal; + sinfo->filled |= BIT(NL80211_STA_INFO_BEACON_SIGNAL_AVG); + } + unlock: + mutex_unlock(&mvm->mutex); +} + const struct ieee80211_ops iwl_mvm_hw_ops = { .tx = iwl_mvm_mac_tx, .ampdu_action = iwl_mvm_mac_ampdu_action, @@ -3647,4 +3787,6 @@ const struct ieee80211_ops iwl_mvm_hw_ops = { #endif .set_default_unicast_key = iwl_mvm_set_default_unicast_key, #endif + .get_survey = iwl_mvm_mac_get_survey, + .sta_statistics = iwl_mvm_mac_sta_statistics, }; diff --git a/drivers/net/wireless/iwlwifi/mvm/mvm.h b/drivers/net/wireless/iwlwifi/mvm/mvm.h index 6c69d0584f6c..f4ecd1bde1cf 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mvm.h +++ b/drivers/net/wireless/iwlwifi/mvm/mvm.h @@ -75,6 +75,7 @@ #include "iwl-trans.h" #include "iwl-notif-wait.h" #include "iwl-eeprom-parse.h" +#include "iwl-fw-file.h" #include "sta.h" #include "fw-api.h" #include "constants.h" @@ -145,6 +146,19 @@ struct iwl_mvm_dump_ptrs { u32 op_mode_len; }; +/** + * struct iwl_mvm_dump_desc - describes the dump + * @len: length of trig_desc->data + * @trig_desc: the description of the dump + */ +struct iwl_mvm_dump_desc { + size_t len; + /* must be last */ + struct iwl_fw_error_dump_trigger_desc trig_desc; +}; + +extern struct iwl_mvm_dump_desc iwl_mvm_dump_desc_assert; + struct iwl_mvm_phy_ctxt { u16 id; u16 color; @@ -337,6 +351,9 @@ struct iwl_mvm_vif_bf_data { * @beacon_skb: the skb used to hold the AP/GO beacon template * @smps_requests: the SMPS requests of differents parts of the driver, * combined on update to yield the overall request to mac80211. + * @beacon_stats: beacon statistics, containing the # of received beacons, + * # of received beacons accumulated over FW restart, and the current + * average signal of beacons retrieved from the firmware */ struct iwl_mvm_vif { u16 id; @@ -354,6 +371,11 @@ struct iwl_mvm_vif { bool ps_disabled; struct iwl_mvm_vif_bf_data bf_data; + struct { + u32 num_beacons, accu_num_beacons; + u8 avg_signal; + } beacon_stats; + u32 ap_beacon_time; enum iwl_tsf_id tsf_id; @@ -593,6 +615,13 @@ struct iwl_mvm { struct mvm_statistics_rx rx_stats; + struct { + u64 rx_time; + u64 tx_time; + u64 on_time_rf; + u64 on_time_scan; + } radio_stats, accu_radio_stats; + u8 queue_to_mac80211[IWL_MAX_HW_QUEUES]; atomic_t mac80211_queue_stop_count[IEEE80211_MAX_QUEUES]; @@ -666,6 +695,7 @@ struct iwl_mvm { struct iwl_mvm_frame_stats drv_rx_stats; spinlock_t drv_stats_lock; + u16 dbgfs_rx_phyinfo; #endif struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX]; @@ -687,8 +717,9 @@ struct iwl_mvm { /* -1 for always, 0 for never, >0 for that many times */ s8 restart_fw; - struct work_struct fw_error_dump_wk; - enum iwl_fw_dbg_conf fw_dbg_conf; + u8 fw_dbg_conf; + struct delayed_work fw_dump_wk; + struct iwl_mvm_dump_desc *fw_dump_desc; #ifdef CONFIG_IWLWIFI_LEDS struct led_classdev led; @@ -824,6 +855,7 @@ enum iwl_mvm_status { IWL_MVM_STATUS_IN_D0I3, IWL_MVM_STATUS_ROC_AUX_RUNNING, IWL_MVM_STATUS_D3_RECONFIG, + IWL_MVM_STATUS_DUMPING_FW_LOG, }; static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm) @@ -883,6 +915,12 @@ static inline bool iwl_mvm_is_scd_cfg_supported(struct iwl_mvm *mvm) return mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_SCD_CFG; } +static inline bool iwl_mvm_bt_is_plcr_supported(struct iwl_mvm *mvm) +{ + return (mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_BT_COEX_PLCR) && + IWL_MVM_BT_COEX_CORUNNING; +} + extern const u8 iwl_mvm_ac_to_tx_fifo[]; struct iwl_rate_info { @@ -951,12 +989,13 @@ static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm) } /* Statistics */ -int iwl_mvm_rx_reply_statistics(struct iwl_mvm *mvm, - struct iwl_rx_cmd_buffer *rxb, - struct iwl_device_cmd *cmd); +void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm, + struct iwl_rx_packet *pkt); int iwl_mvm_rx_statistics(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *cmd); +int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear); +void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm); /* NVM */ int iwl_nvm_init(struct iwl_mvm *mvm, bool read_nvm_from_nic); @@ -1072,13 +1111,6 @@ int iwl_mvm_update_quotas(struct iwl_mvm *mvm, /* Scanning */ int iwl_mvm_scan_size(struct iwl_mvm *mvm); -int iwl_mvm_scan_request(struct iwl_mvm *mvm, - struct ieee80211_vif *vif, - struct cfg80211_scan_request *req); -int iwl_mvm_rx_scan_response(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, - struct iwl_device_cmd *cmd); -int iwl_mvm_rx_scan_complete(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, - struct iwl_device_cmd *cmd); int iwl_mvm_cancel_scan(struct iwl_mvm *mvm); int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm, bool is_sched_scan); @@ -1089,14 +1121,8 @@ int iwl_mvm_rx_scan_offload_complete_notif(struct iwl_mvm *mvm, int iwl_mvm_rx_scan_offload_iter_complete_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *cmd); -int iwl_mvm_config_sched_scan(struct iwl_mvm *mvm, - struct ieee80211_vif *vif, - struct cfg80211_sched_scan_request *req, - struct ieee80211_scan_ies *ies); int iwl_mvm_config_sched_scan_profiles(struct iwl_mvm *mvm, struct cfg80211_sched_scan_request *req); -int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm, - struct cfg80211_sched_scan_request *req); int iwl_mvm_scan_offload_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct cfg80211_sched_scan_request *req, @@ -1238,7 +1264,6 @@ bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm, u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr, struct ieee80211_tx_info *info, u8 ac); -bool iwl_mvm_bt_coex_is_ant_avail_old(struct iwl_mvm *mvm, u8 ant); bool iwl_mvm_bt_coex_is_shared_ant_avail_old(struct iwl_mvm *mvm); void iwl_mvm_bt_coex_vif_change_old(struct iwl_mvm *mvm); int iwl_send_bt_init_conf_old(struct iwl_mvm *mvm); @@ -1352,9 +1377,6 @@ static inline void iwl_mvm_enable_agg_txq(struct iwl_mvm *mvm, int queue, iwl_mvm_enable_txq(mvm, queue, ssn, &cfg, wdg_timeout); } -/* Assoc status */ -bool iwl_mvm_is_idle(struct iwl_mvm *mvm); - /* Thermal management and CT-kill */ void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff); void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp); @@ -1405,7 +1427,62 @@ struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm); void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error); void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm); -int iwl_mvm_start_fw_dbg_conf(struct iwl_mvm *mvm, enum iwl_fw_dbg_conf id); -void iwl_mvm_fw_dbg_collect(struct iwl_mvm *mvm); +int iwl_mvm_start_fw_dbg_conf(struct iwl_mvm *mvm, u8 id); +int iwl_mvm_fw_dbg_collect(struct iwl_mvm *mvm, enum iwl_fw_dbg_trigger trig, + const char *str, size_t len, unsigned int delay); +int iwl_mvm_fw_dbg_collect_desc(struct iwl_mvm *mvm, + struct iwl_mvm_dump_desc *desc, + unsigned int delay); +void iwl_mvm_free_fw_dump_desc(struct iwl_mvm *mvm); +int iwl_mvm_fw_dbg_collect_trig(struct iwl_mvm *mvm, + struct iwl_fw_dbg_trigger_tlv *trigger, + const char *str, size_t len); + +static inline bool +iwl_fw_dbg_trigger_vif_match(struct iwl_fw_dbg_trigger_tlv *trig, + struct ieee80211_vif *vif) +{ + u32 trig_vif = le32_to_cpu(trig->vif_type); + + return trig_vif == IWL_FW_DBG_CONF_VIF_ANY || vif->type == trig_vif; +} + +static inline bool +iwl_fw_dbg_trigger_stop_conf_match(struct iwl_mvm *mvm, + struct iwl_fw_dbg_trigger_tlv *trig) +{ + return ((trig->mode & IWL_FW_DBG_TRIGGER_STOP) && + (mvm->fw_dbg_conf == FW_DBG_INVALID || + (BIT(mvm->fw_dbg_conf) & le32_to_cpu(trig->stop_conf_ids)))); +} + +static inline bool +iwl_fw_dbg_trigger_check_stop(struct iwl_mvm *mvm, + struct ieee80211_vif *vif, + struct iwl_fw_dbg_trigger_tlv *trig) +{ + if (vif && !iwl_fw_dbg_trigger_vif_match(trig, vif)) + return false; + + return iwl_fw_dbg_trigger_stop_conf_match(mvm, trig); +} + +static inline void +iwl_fw_dbg_trigger_simple_stop(struct iwl_mvm *mvm, + struct ieee80211_vif *vif, + enum iwl_fw_dbg_trigger trig, + const char *str, size_t len) +{ + struct iwl_fw_dbg_trigger_tlv *trigger; + + if (!iwl_fw_dbg_trigger_enabled(mvm->fw, trig)) + return; + + trigger = iwl_fw_dbg_get_trigger(mvm->fw, trig); + if (!iwl_fw_dbg_trigger_check_stop(mvm, vif, trigger)) + return; + + iwl_mvm_fw_dbg_collect_trig(mvm, trigger, str, len); +} #endif /* __IWL_MVM_H__ */ diff --git a/drivers/net/wireless/iwlwifi/mvm/ops.c b/drivers/net/wireless/iwlwifi/mvm/ops.c index 2dffc3600ed3..fe40922a6b0d 100644 --- a/drivers/net/wireless/iwlwifi/mvm/ops.c +++ b/drivers/net/wireless/iwlwifi/mvm/ops.c @@ -237,8 +237,6 @@ static const struct iwl_rx_handlers iwl_mvm_rx_handlers[] = { RX_HANDLER(EOSP_NOTIFICATION, iwl_mvm_rx_eosp_notif, false), - RX_HANDLER(SCAN_REQUEST_CMD, iwl_mvm_rx_scan_response, false), - RX_HANDLER(SCAN_COMPLETE_NOTIFICATION, iwl_mvm_rx_scan_complete, true), RX_HANDLER(SCAN_ITERATION_COMPLETE, iwl_mvm_rx_scan_offload_iter_complete_notif, false), RX_HANDLER(SCAN_OFFLOAD_COMPLETE, @@ -311,6 +309,7 @@ static const char *const iwl_mvm_cmd_strings[REPLY_MAX] = { CMD(REPLY_RX_MPDU_CMD), CMD(BEACON_NOTIFICATION), CMD(BEACON_TEMPLATE_CMD), + CMD(STATISTICS_CMD), CMD(STATISTICS_NOTIFICATION), CMD(EOSP_NOTIFICATION), CMD(REDUCE_TX_POWER_CMD), @@ -456,7 +455,7 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg, INIT_WORK(&mvm->roc_done_wk, iwl_mvm_roc_done_wk); INIT_WORK(&mvm->sta_drained_wk, iwl_mvm_sta_drained_wk); INIT_WORK(&mvm->d0i3_exit_work, iwl_mvm_d0i3_exit_work); - INIT_WORK(&mvm->fw_error_dump_wk, iwl_mvm_fw_error_dump_wk); + INIT_DELAYED_WORK(&mvm->fw_dump_wk, iwl_mvm_fw_error_dump_wk); INIT_DELAYED_WORK(&mvm->tdls_cs.dwork, iwl_mvm_tdls_ch_switch_work); spin_lock_init(&mvm->d0i3_tx_lock); @@ -504,6 +503,7 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg, trans->dbg_dest_reg_num = mvm->fw->dbg_dest_reg_num; memcpy(trans->dbg_conf_tlv, mvm->fw->dbg_conf_tlv, sizeof(trans->dbg_conf_tlv)); + trans->dbg_trigger_tlv = mvm->fw->dbg_trigger_tlv; /* set up notification wait support */ iwl_notification_wait_init(&mvm->notif_wait); @@ -685,6 +685,38 @@ static void iwl_mvm_async_handlers_wk(struct work_struct *wk) mutex_unlock(&mvm->mutex); } +static inline void iwl_mvm_rx_check_trigger(struct iwl_mvm *mvm, + struct iwl_rx_packet *pkt) +{ + struct iwl_fw_dbg_trigger_tlv *trig; + struct iwl_fw_dbg_trigger_cmd *cmds_trig; + char buf[32]; + int i; + + if (!iwl_fw_dbg_trigger_enabled(mvm->fw, FW_DBG_TRIGGER_FW_NOTIF)) + return; + + trig = iwl_fw_dbg_get_trigger(mvm->fw, FW_DBG_TRIGGER_FW_NOTIF); + cmds_trig = (void *)trig->data; + + if (!iwl_fw_dbg_trigger_check_stop(mvm, NULL, trig)) + return; + + for (i = 0; i < ARRAY_SIZE(cmds_trig->cmds); i++) { + /* don't collect on CMD 0 */ + if (!cmds_trig->cmds[i].cmd_id) + break; + + if (cmds_trig->cmds[i].cmd_id != pkt->hdr.cmd) + continue; + + memset(buf, 0, sizeof(buf)); + snprintf(buf, sizeof(buf), "CMD 0x%02x received", pkt->hdr.cmd); + iwl_mvm_fw_dbg_collect_trig(mvm, trig, buf, sizeof(buf)); + break; + } +} + static int iwl_mvm_rx_dispatch(struct iwl_op_mode *op_mode, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *cmd) @@ -693,6 +725,8 @@ static int iwl_mvm_rx_dispatch(struct iwl_op_mode *op_mode, struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); u8 i; + iwl_mvm_rx_check_trigger(mvm, pkt); + /* * Do the notification wait before RX handlers so * even if the RX handler consumes the RXB we have @@ -827,7 +861,7 @@ static void iwl_mvm_reprobe_wk(struct work_struct *wk) static void iwl_mvm_fw_error_dump_wk(struct work_struct *work) { struct iwl_mvm *mvm = - container_of(work, struct iwl_mvm, fw_error_dump_wk); + container_of(work, struct iwl_mvm, fw_dump_wk.work); if (iwl_mvm_ref_sync(mvm, IWL_MVM_REF_FW_DBG_COLLECT)) return; @@ -879,7 +913,7 @@ void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error) * can't recover this since we're already half suspended. */ if (!mvm->restart_fw && fw_error) { - schedule_work(&mvm->fw_error_dump_wk); + iwl_mvm_fw_dbg_collect_desc(mvm, &iwl_mvm_dump_desc_assert, 0); } else if (test_and_set_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)) { struct iwl_mvm_reprobe *reprobe; diff --git a/drivers/net/wireless/iwlwifi/mvm/phy-ctxt.c b/drivers/net/wireless/iwlwifi/mvm/phy-ctxt.c index 5b43616eeb06..1bd10eda01f9 100644 --- a/drivers/net/wireless/iwlwifi/mvm/phy-ctxt.c +++ b/drivers/net/wireless/iwlwifi/mvm/phy-ctxt.c @@ -175,6 +175,8 @@ static void iwl_mvm_phy_ctxt_cmd_data(struct iwl_mvm *mvm, cmd->rxchain_info |= cpu_to_le32(idle_cnt << PHY_RX_CHAIN_CNT_POS); cmd->rxchain_info |= cpu_to_le32(active_cnt << PHY_RX_CHAIN_MIMO_CNT_POS); + if (unlikely(mvm->dbgfs_rx_phyinfo)) + cmd->rxchain_info = cpu_to_le32(mvm->dbgfs_rx_phyinfo); cmd->txchain_info = cpu_to_le32(iwl_mvm_get_valid_tx_ant(mvm)); } diff --git a/drivers/net/wireless/iwlwifi/mvm/rs.c b/drivers/net/wireless/iwlwifi/mvm/rs.c index 194bd1f939ca..6578498dd5af 100644 --- a/drivers/net/wireless/iwlwifi/mvm/rs.c +++ b/drivers/net/wireless/iwlwifi/mvm/rs.c @@ -134,9 +134,12 @@ enum rs_column_mode { #define MAX_NEXT_COLUMNS 7 #define MAX_COLUMN_CHECKS 3 +struct rs_tx_column; + typedef bool (*allow_column_func_t) (struct iwl_mvm *mvm, struct ieee80211_sta *sta, - struct iwl_scale_tbl_info *tbl); + struct iwl_scale_tbl_info *tbl, + const struct rs_tx_column *next_col); struct rs_tx_column { enum rs_column_mode mode; @@ -147,14 +150,19 @@ struct rs_tx_column { }; static bool rs_ant_allow(struct iwl_mvm *mvm, struct ieee80211_sta *sta, - struct iwl_scale_tbl_info *tbl) + struct iwl_scale_tbl_info *tbl, + const struct rs_tx_column *next_col) { - return iwl_mvm_bt_coex_is_ant_avail(mvm, tbl->rate.ant); + return iwl_mvm_bt_coex_is_ant_avail(mvm, next_col->ant); } static bool rs_mimo_allow(struct iwl_mvm *mvm, struct ieee80211_sta *sta, - struct iwl_scale_tbl_info *tbl) + struct iwl_scale_tbl_info *tbl, + const struct rs_tx_column *next_col) { + struct iwl_mvm_sta *mvmsta; + struct iwl_mvm_vif *mvmvif; + if (!sta->ht_cap.ht_supported) return false; @@ -167,11 +175,17 @@ static bool rs_mimo_allow(struct iwl_mvm *mvm, struct ieee80211_sta *sta, if (!iwl_mvm_bt_coex_is_mimo_allowed(mvm, sta)) return false; + mvmsta = iwl_mvm_sta_from_mac80211(sta); + mvmvif = iwl_mvm_vif_from_mac80211(mvmsta->vif); + if (iwl_mvm_vif_low_latency(mvmvif) && mvmsta->vif->p2p) + return false; + return true; } static bool rs_siso_allow(struct iwl_mvm *mvm, struct ieee80211_sta *sta, - struct iwl_scale_tbl_info *tbl) + struct iwl_scale_tbl_info *tbl, + const struct rs_tx_column *next_col) { if (!sta->ht_cap.ht_supported) return false; @@ -180,7 +194,8 @@ static bool rs_siso_allow(struct iwl_mvm *mvm, struct ieee80211_sta *sta, } static bool rs_sgi_allow(struct iwl_mvm *mvm, struct ieee80211_sta *sta, - struct iwl_scale_tbl_info *tbl) + struct iwl_scale_tbl_info *tbl, + const struct rs_tx_column *next_col) { struct rs_rate *rate = &tbl->rate; struct ieee80211_sta_ht_cap *ht_cap = &sta->ht_cap; @@ -800,6 +815,8 @@ static int rs_rate_from_ucode_rate(const u32 ucode_rate, rate->ldpc = true; if (ucode_rate & RATE_MCS_VHT_STBC_MSK) rate->stbc = true; + if (ucode_rate & RATE_MCS_BF_MSK) + rate->bfer = true; rate->bw = ucode_rate & RATE_MCS_CHAN_WIDTH_MSK; @@ -809,7 +826,9 @@ static int rs_rate_from_ucode_rate(const u32 ucode_rate, if (nss == 1) { rate->type = LQ_HT_SISO; - WARN_ON_ONCE(!rate->stbc && num_of_ant != 1); + WARN_ONCE(!rate->stbc && !rate->bfer && num_of_ant != 1, + "stbc %d bfer %d", + rate->stbc, rate->bfer); } else if (nss == 2) { rate->type = LQ_HT_MIMO2; WARN_ON_ONCE(num_of_ant != 2); @@ -822,7 +841,9 @@ static int rs_rate_from_ucode_rate(const u32 ucode_rate, if (nss == 1) { rate->type = LQ_VHT_SISO; - WARN_ON_ONCE(!rate->stbc && num_of_ant != 1); + WARN_ONCE(!rate->stbc && !rate->bfer && num_of_ant != 1, + "stbc %d bfer %d", + rate->stbc, rate->bfer); } else if (nss == 2) { rate->type = LQ_VHT_MIMO2; WARN_ON_ONCE(num_of_ant != 2); @@ -1001,13 +1022,41 @@ static void rs_get_lower_rate_down_column(struct iwl_lq_sta *lq_sta, rs_get_lower_rate_in_column(lq_sta, rate); } -/* Simple function to compare two rate scale table types */ -static inline bool rs_rate_match(struct rs_rate *a, - struct rs_rate *b) +/* Check if both rates are identical + * allow_ant_mismatch enables matching a SISO rate on ANT_A or ANT_B + * with a rate indicating STBC/BFER and ANT_AB. + */ +static inline bool rs_rate_equal(struct rs_rate *a, + struct rs_rate *b, + bool allow_ant_mismatch) + +{ + bool ant_match = (a->ant == b->ant) && (a->stbc == b->stbc) && + (a->bfer == b->bfer); + + if (allow_ant_mismatch) { + if (a->stbc || a->bfer) { + WARN_ONCE(a->ant != ANT_AB, "stbc %d bfer %d ant %d", + a->stbc, a->bfer, a->ant); + ant_match |= (b->ant == ANT_A || b->ant == ANT_B); + } else if (b->stbc || b->bfer) { + WARN_ONCE(b->ant != ANT_AB, "stbc %d bfer %d ant %d", + b->stbc, b->bfer, b->ant); + ant_match |= (a->ant == ANT_A || a->ant == ANT_B); + } + } + + return (a->type == b->type) && (a->bw == b->bw) && (a->sgi == b->sgi) && + (a->ldpc == b->ldpc) && (a->index == b->index) && ant_match; +} + +/* Check if both rates share the same column */ +static inline bool rs_rate_column_match(struct rs_rate *a, + struct rs_rate *b) { bool ant_match; - if (a->stbc) + if (a->stbc || a->bfer) ant_match = (b->ant == ANT_A || b->ant == ANT_B); else ant_match = (a->ant == b->ant); @@ -1016,18 +1065,6 @@ static inline bool rs_rate_match(struct rs_rate *a, && ant_match; } -static u32 rs_ch_width_from_mac_flags(enum mac80211_rate_control_flags flags) -{ - if (flags & IEEE80211_TX_RC_40_MHZ_WIDTH) - return RATE_MCS_CHAN_WIDTH_40; - else if (flags & IEEE80211_TX_RC_80_MHZ_WIDTH) - return RATE_MCS_CHAN_WIDTH_80; - else if (flags & IEEE80211_TX_RC_160_MHZ_WIDTH) - return RATE_MCS_CHAN_WIDTH_160; - - return RATE_MCS_CHAN_WIDTH_20; -} - static u8 rs_get_tid(struct ieee80211_hdr *hdr) { u8 tid = IWL_MAX_TID_COUNT; @@ -1048,15 +1085,17 @@ void iwl_mvm_rs_tx_status(struct iwl_mvm *mvm, struct ieee80211_sta *sta, { int legacy_success; int retries; - int mac_index, i; + int i; struct iwl_lq_cmd *table; - enum mac80211_rate_control_flags mac_flags; - u32 ucode_rate; - struct rs_rate rate; + u32 lq_hwrate; + struct rs_rate lq_rate, tx_resp_rate; struct iwl_scale_tbl_info *curr_tbl, *other_tbl, *tmp_tbl; u8 reduced_txp = (uintptr_t)info->status.status_driver_data[0]; + u32 tx_resp_hwrate = (uintptr_t)info->status.status_driver_data[1]; struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta); struct iwl_lq_sta *lq_sta = &mvmsta->lq_sta; + bool allow_ant_mismatch = mvm->fw->ucode_capa.api[0] & + IWL_UCODE_TLV_API_LQ_SS_PARAMS; /* Treat uninitialized rate scaling data same as non-existing. */ if (!lq_sta) { @@ -1079,39 +1118,6 @@ void iwl_mvm_rs_tx_status(struct iwl_mvm *mvm, struct ieee80211_sta *sta, !(info->flags & IEEE80211_TX_STAT_AMPDU)) return; - /* - * Ignore this Tx frame response if its initial rate doesn't match - * that of latest Link Quality command. There may be stragglers - * from a previous Link Quality command, but we're no longer interested - * in those; they're either from the "active" mode while we're trying - * to check "search" mode, or a prior "search" mode after we've moved - * to a new "search" mode (which might become the new "active" mode). - */ - table = &lq_sta->lq; - ucode_rate = le32_to_cpu(table->rs_table[0]); - rs_rate_from_ucode_rate(ucode_rate, info->band, &rate); - if (info->band == IEEE80211_BAND_5GHZ) - rate.index -= IWL_FIRST_OFDM_RATE; - mac_flags = info->status.rates[0].flags; - mac_index = info->status.rates[0].idx; - /* For HT packets, map MCS to PLCP */ - if (mac_flags & IEEE80211_TX_RC_MCS) { - /* Remove # of streams */ - mac_index &= RATE_HT_MCS_RATE_CODE_MSK; - if (mac_index >= (IWL_RATE_9M_INDEX - IWL_FIRST_OFDM_RATE)) - mac_index++; - /* - * mac80211 HT index is always zero-indexed; we need to move - * HT OFDM rates after CCK rates in 2.4 GHz band - */ - if (info->band == IEEE80211_BAND_2GHZ) - mac_index += IWL_FIRST_OFDM_RATE; - } else if (mac_flags & IEEE80211_TX_RC_VHT_MCS) { - mac_index &= RATE_VHT_MCS_RATE_CODE_MSK; - if (mac_index >= (IWL_RATE_9M_INDEX - IWL_FIRST_OFDM_RATE)) - mac_index++; - } - if (time_after(jiffies, (unsigned long)(lq_sta->last_tx + (IWL_MVM_RS_IDLE_TIMEOUT * HZ)))) { @@ -1126,21 +1132,24 @@ void iwl_mvm_rs_tx_status(struct iwl_mvm *mvm, struct ieee80211_sta *sta, } lq_sta->last_tx = jiffies; + /* Ignore this Tx frame response if its initial rate doesn't match + * that of latest Link Quality command. There may be stragglers + * from a previous Link Quality command, but we're no longer interested + * in those; they're either from the "active" mode while we're trying + * to check "search" mode, or a prior "search" mode after we've moved + * to a new "search" mode (which might become the new "active" mode). + */ + table = &lq_sta->lq; + lq_hwrate = le32_to_cpu(table->rs_table[0]); + rs_rate_from_ucode_rate(lq_hwrate, info->band, &lq_rate); + rs_rate_from_ucode_rate(tx_resp_hwrate, info->band, &tx_resp_rate); + /* Here we actually compare this rate to the latest LQ command */ - if ((mac_index < 0) || - (rate.sgi != !!(mac_flags & IEEE80211_TX_RC_SHORT_GI)) || - (rate.bw != rs_ch_width_from_mac_flags(mac_flags)) || - (rate.ant != info->status.antenna) || - (!!(ucode_rate & RATE_MCS_HT_MSK) != - !!(mac_flags & IEEE80211_TX_RC_MCS)) || - (!!(ucode_rate & RATE_MCS_VHT_MSK) != - !!(mac_flags & IEEE80211_TX_RC_VHT_MCS)) || - (!!(ucode_rate & RATE_HT_MCS_GF_MSK) != - !!(mac_flags & IEEE80211_TX_RC_GREEN_FIELD)) || - (rate.index != mac_index)) { + if (!rs_rate_equal(&tx_resp_rate, &lq_rate, allow_ant_mismatch)) { IWL_DEBUG_RATE(mvm, - "initial rate %d does not match %d (0x%x)\n", - mac_index, rate.index, ucode_rate); + "initial tx resp rate 0x%x does not match 0x%x\n", + tx_resp_hwrate, lq_hwrate); + /* * Since rates mis-match, the last LQ command may have failed. * After IWL_MISSED_RATE_MAX mis-matches, resync the uCode with @@ -1168,14 +1177,14 @@ void iwl_mvm_rs_tx_status(struct iwl_mvm *mvm, struct ieee80211_sta *sta, other_tbl = &(lq_sta->lq_info[lq_sta->active_tbl]); } - if (WARN_ON_ONCE(!rs_rate_match(&rate, &curr_tbl->rate))) { + if (WARN_ON_ONCE(!rs_rate_column_match(&lq_rate, &curr_tbl->rate))) { IWL_DEBUG_RATE(mvm, "Neither active nor search matches tx rate\n"); tmp_tbl = &(lq_sta->lq_info[lq_sta->active_tbl]); rs_dump_rate(mvm, &tmp_tbl->rate, "ACTIVE"); tmp_tbl = &(lq_sta->lq_info[1 - lq_sta->active_tbl]); rs_dump_rate(mvm, &tmp_tbl->rate, "SEARCH"); - rs_dump_rate(mvm, &rate, "ACTUAL"); + rs_dump_rate(mvm, &lq_rate, "ACTUAL"); /* * no matching table found, let's by-pass the data collection @@ -1200,9 +1209,7 @@ void iwl_mvm_rs_tx_status(struct iwl_mvm *mvm, struct ieee80211_sta *sta, if (info->status.ampdu_ack_len == 0) info->status.ampdu_len = 1; - ucode_rate = le32_to_cpu(table->rs_table[0]); - rs_rate_from_ucode_rate(ucode_rate, info->band, &rate); - rs_collect_tx_data(mvm, lq_sta, curr_tbl, rate.index, + rs_collect_tx_data(mvm, lq_sta, curr_tbl, lq_rate.index, info->status.ampdu_len, info->status.ampdu_ack_len, reduced_txp); @@ -1225,21 +1232,23 @@ void iwl_mvm_rs_tx_status(struct iwl_mvm *mvm, struct ieee80211_sta *sta, legacy_success = !!(info->flags & IEEE80211_TX_STAT_ACK); /* Collect data for each rate used during failed TX attempts */ for (i = 0; i <= retries; ++i) { - ucode_rate = le32_to_cpu(table->rs_table[i]); - rs_rate_from_ucode_rate(ucode_rate, info->band, &rate); + lq_hwrate = le32_to_cpu(table->rs_table[i]); + rs_rate_from_ucode_rate(lq_hwrate, info->band, + &lq_rate); /* * Only collect stats if retried rate is in the same RS * table as active/search. */ - if (rs_rate_match(&rate, &curr_tbl->rate)) + if (rs_rate_column_match(&lq_rate, &curr_tbl->rate)) tmp_tbl = curr_tbl; - else if (rs_rate_match(&rate, &other_tbl->rate)) + else if (rs_rate_column_match(&lq_rate, + &other_tbl->rate)) tmp_tbl = other_tbl; else continue; - rs_collect_tx_data(mvm, lq_sta, tmp_tbl, rate.index, 1, - i < retries ? 0 : legacy_success, + rs_collect_tx_data(mvm, lq_sta, tmp_tbl, lq_rate.index, + 1, i < retries ? 0 : legacy_success, reduced_txp); } @@ -1250,7 +1259,7 @@ void iwl_mvm_rs_tx_status(struct iwl_mvm *mvm, struct ieee80211_sta *sta, } } /* The last TX rate is cached in lq_sta; it's set in if/else above */ - lq_sta->last_rate_n_flags = ucode_rate; + lq_sta->last_rate_n_flags = lq_hwrate; IWL_DEBUG_RATE(mvm, "reduced txpower: %d\n", reduced_txp); done: /* See if there's a better rate or modulation mode to try. */ @@ -1590,7 +1599,7 @@ static enum rs_column rs_get_next_column(struct iwl_mvm *mvm, for (j = 0; j < MAX_COLUMN_CHECKS; j++) { allow_func = next_col->checks[j]; - if (allow_func && !allow_func(mvm, sta, tbl)) + if (allow_func && !allow_func(mvm, sta, tbl, next_col)) break; } @@ -2536,6 +2545,7 @@ static void *rs_alloc_sta(void *mvm_rate, struct ieee80211_sta *sta, #ifdef CONFIG_MAC80211_DEBUGFS lq_sta->pers.dbg_fixed_rate = 0; lq_sta->pers.dbg_fixed_txp_reduction = TPC_INVALID; + lq_sta->pers.ss_force = RS_SS_FORCE_NONE; #endif lq_sta->pers.chains = 0; memset(lq_sta->pers.chain_signal, 0, sizeof(lq_sta->pers.chain_signal)); @@ -3058,19 +3068,21 @@ static void rs_set_lq_ss_params(struct iwl_mvm *mvm, if (!iwl_mvm_bt_coex_is_mimo_allowed(mvm, sta)) goto out; +#ifdef CONFIG_MAC80211_DEBUGFS /* Check if forcing the decision is configured. * Note that SISO is forced by not allowing STBC or BFER */ - if (lq_sta->ss_force == RS_SS_FORCE_STBC) + if (lq_sta->pers.ss_force == RS_SS_FORCE_STBC) ss_params |= (LQ_SS_STBC_1SS_ALLOWED | LQ_SS_FORCE); - else if (lq_sta->ss_force == RS_SS_FORCE_BFER) + else if (lq_sta->pers.ss_force == RS_SS_FORCE_BFER) ss_params |= (LQ_SS_BFER_ALLOWED | LQ_SS_FORCE); - if (lq_sta->ss_force != RS_SS_FORCE_NONE) { + if (lq_sta->pers.ss_force != RS_SS_FORCE_NONE) { IWL_DEBUG_RATE(mvm, "Forcing single stream Tx decision %d\n", - lq_sta->ss_force); + lq_sta->pers.ss_force); goto out; } +#endif if (lq_sta->stbc_capable) ss_params |= LQ_SS_STBC_1SS_ALLOWED; @@ -3311,6 +3323,7 @@ static ssize_t rs_sta_dbgfs_scale_table_read(struct file *file, struct iwl_mvm *mvm; struct iwl_scale_tbl_info *tbl = &(lq_sta->lq_info[lq_sta->active_tbl]); struct rs_rate *rate = &tbl->rate; + u32 ss_params; mvm = lq_sta->pers.drv; buff = kmalloc(2048, GFP_KERNEL); if (!buff) @@ -3357,6 +3370,16 @@ static ssize_t rs_sta_dbgfs_scale_table_read(struct file *file, lq_sta->lq.agg_frame_cnt_limit); desc += sprintf(buff+desc, "reduced tpc=%d\n", lq_sta->lq.reduced_tpc); + ss_params = le32_to_cpu(lq_sta->lq.ss_params); + desc += sprintf(buff+desc, "single stream params: %s%s%s%s\n", + (ss_params & LQ_SS_PARAMS_VALID) ? + "VALID," : "INVALID", + (ss_params & LQ_SS_BFER_ALLOWED) ? + "BFER," : "", + (ss_params & LQ_SS_STBC_1SS_ALLOWED) ? + "STBC," : "", + (ss_params & LQ_SS_FORCE) ? + "FORCE" : ""); desc += sprintf(buff+desc, "Start idx [0]=0x%x [1]=0x%x [2]=0x%x [3]=0x%x\n", lq_sta->lq.initial_rate_index[0], @@ -3533,7 +3556,7 @@ static ssize_t iwl_dbgfs_ss_force_read(struct file *file, }; pos += scnprintf(buf+pos, bufsz-pos, "%s\n", - ss_force_name[lq_sta->ss_force]); + ss_force_name[lq_sta->pers.ss_force]); return simple_read_from_buffer(user_buf, count, ppos, buf, pos); } @@ -3544,12 +3567,12 @@ static ssize_t iwl_dbgfs_ss_force_write(struct iwl_lq_sta *lq_sta, char *buf, int ret = 0; if (!strncmp("none", buf, 4)) { - lq_sta->ss_force = RS_SS_FORCE_NONE; + lq_sta->pers.ss_force = RS_SS_FORCE_NONE; } else if (!strncmp("siso", buf, 4)) { - lq_sta->ss_force = RS_SS_FORCE_SISO; + lq_sta->pers.ss_force = RS_SS_FORCE_SISO; } else if (!strncmp("stbc", buf, 4)) { if (lq_sta->stbc_capable) { - lq_sta->ss_force = RS_SS_FORCE_STBC; + lq_sta->pers.ss_force = RS_SS_FORCE_STBC; } else { IWL_ERR(mvm, "can't force STBC. peer doesn't support\n"); @@ -3557,7 +3580,7 @@ static ssize_t iwl_dbgfs_ss_force_write(struct iwl_lq_sta *lq_sta, char *buf, } } else if (!strncmp("bfer", buf, 4)) { if (lq_sta->bfer_capable) { - lq_sta->ss_force = RS_SS_FORCE_BFER; + lq_sta->pers.ss_force = RS_SS_FORCE_BFER; } else { IWL_ERR(mvm, "can't force BFER. peer doesn't support\n"); diff --git a/drivers/net/wireless/iwlwifi/mvm/rs.h b/drivers/net/wireless/iwlwifi/mvm/rs.h index dc4ef3dfafe1..e4aa9346a231 100644 --- a/drivers/net/wireless/iwlwifi/mvm/rs.h +++ b/drivers/net/wireless/iwlwifi/mvm/rs.h @@ -170,6 +170,7 @@ struct rs_rate { bool sgi; bool ldpc; bool stbc; + bool bfer; }; @@ -331,14 +332,14 @@ struct iwl_lq_sta { /* tx power reduce for this sta */ int tpc_reduce; - /* force STBC/BFER/SISO for testing */ - enum rs_ss_force_opt ss_force; - /* persistent fields - initialized only once - keep last! */ struct lq_sta_pers { #ifdef CONFIG_MAC80211_DEBUGFS u32 dbg_fixed_rate; u8 dbg_fixed_txp_reduction; + + /* force STBC/BFER/SISO for testing */ + enum rs_ss_force_opt ss_force; #endif u8 chains; s8 chain_signal[IEEE80211_MAX_CHAINS]; diff --git a/drivers/net/wireless/iwlwifi/mvm/rx.c b/drivers/net/wireless/iwlwifi/mvm/rx.c index f922131b4eab..6177e24f4c01 100644 --- a/drivers/net/wireless/iwlwifi/mvm/rx.c +++ b/drivers/net/wireless/iwlwifi/mvm/rx.c @@ -6,7 +6,7 @@ * GPL LICENSE SUMMARY * * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. - * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH + * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH * * This program is free software; you can redistribute it and/or modify * it under the terms of version 2 of the GNU General Public License as @@ -32,7 +32,7 @@ * BSD LICENSE * * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. - * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH + * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -345,6 +345,25 @@ int iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, struct iwl_mvm_sta *mvmsta; mvmsta = iwl_mvm_sta_from_mac80211(sta); rs_update_last_rssi(mvm, &mvmsta->lq_sta, rx_status); + + if (iwl_fw_dbg_trigger_enabled(mvm->fw, FW_DBG_TRIGGER_RSSI) && + ieee80211_is_beacon(hdr->frame_control)) { + struct iwl_fw_dbg_trigger_tlv *trig; + struct iwl_fw_dbg_trigger_low_rssi *rssi_trig; + bool trig_check; + s32 rssi; + + trig = iwl_fw_dbg_get_trigger(mvm->fw, + FW_DBG_TRIGGER_RSSI); + rssi_trig = (void *)trig->data; + rssi = le32_to_cpu(rssi_trig->rssi); + + trig_check = + iwl_fw_dbg_trigger_check_stop(mvm, mvmsta->vif, + trig); + if (trig_check && rx_status->signal < rssi) + iwl_mvm_fw_dbg_collect_trig(mvm, trig, NULL, 0); + } } rcu_read_unlock(); @@ -416,35 +435,43 @@ int iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, } static void iwl_mvm_update_rx_statistics(struct iwl_mvm *mvm, - struct iwl_notif_statistics *stats) + struct mvm_statistics_rx *rx_stats) { - /* - * NOTE FW aggregates the statistics - BUT the statistics are cleared - * when the driver issues REPLY_STATISTICS_CMD 0x9c with CLEAR_STATS - * bit set. - */ lockdep_assert_held(&mvm->mutex); - memcpy(&mvm->rx_stats, &stats->rx, sizeof(struct mvm_statistics_rx)); + + mvm->rx_stats = *rx_stats; } struct iwl_mvm_stat_data { - struct iwl_notif_statistics *stats; struct iwl_mvm *mvm; + __le32 mac_id; + __s8 beacon_filter_average_energy; + struct mvm_statistics_general_v8 *general; }; static void iwl_mvm_stat_iterator(void *_data, u8 *mac, struct ieee80211_vif *vif) { struct iwl_mvm_stat_data *data = _data; - struct iwl_notif_statistics *stats = data->stats; struct iwl_mvm *mvm = data->mvm; - int sig = -stats->general.beacon_filter_average_energy; + int sig = -data->beacon_filter_average_energy; int last_event; int thold = vif->bss_conf.cqm_rssi_thold; int hyst = vif->bss_conf.cqm_rssi_hyst; - u16 id = le32_to_cpu(stats->rx.general.mac_id); + u16 id = le32_to_cpu(data->mac_id); struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); + /* This doesn't need the MAC ID check since it's not taking the + * data copied into the "data" struct, but rather the data from + * the notification directly. + */ + if (data->general) { + mvmvif->beacon_stats.num_beacons = + le32_to_cpu(data->general->beacon_counter[mvmvif->id]); + mvmvif->beacon_stats.avg_signal = + -data->general->beacon_average_energy[mvmvif->id]; + } + if (mvmvif->id != id) return; @@ -500,34 +527,101 @@ static void iwl_mvm_stat_iterator(void *_data, u8 *mac, } } -/* - * iwl_mvm_rx_statistics - STATISTICS_NOTIFICATION handler - * - * TODO: This handler is implemented partially. - */ -int iwl_mvm_rx_statistics(struct iwl_mvm *mvm, - struct iwl_rx_cmd_buffer *rxb, - struct iwl_device_cmd *cmd) +static inline void +iwl_mvm_rx_stats_check_trigger(struct iwl_mvm *mvm, struct iwl_rx_packet *pkt) { - struct iwl_rx_packet *pkt = rxb_addr(rxb); - struct iwl_notif_statistics *stats = (void *)&pkt->data; + struct iwl_fw_dbg_trigger_tlv *trig; + struct iwl_fw_dbg_trigger_stats *trig_stats; + u32 trig_offset, trig_thold; + + if (!iwl_fw_dbg_trigger_enabled(mvm->fw, FW_DBG_TRIGGER_STATS)) + return; + + trig = iwl_fw_dbg_get_trigger(mvm->fw, FW_DBG_TRIGGER_STATS); + trig_stats = (void *)trig->data; + + if (!iwl_fw_dbg_trigger_check_stop(mvm, NULL, trig)) + return; + + trig_offset = le32_to_cpu(trig_stats->stop_offset); + trig_thold = le32_to_cpu(trig_stats->stop_threshold); + + if (WARN_ON_ONCE(trig_offset >= iwl_rx_packet_payload_len(pkt))) + return; + + if (le32_to_cpup((__le32 *) (pkt->data + trig_offset)) < trig_thold) + return; + + iwl_mvm_fw_dbg_collect_trig(mvm, trig, NULL, 0); +} + +void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm, + struct iwl_rx_packet *pkt) +{ + size_t v8_len = sizeof(struct iwl_notif_statistics_v8); + size_t v10_len = sizeof(struct iwl_notif_statistics_v10); struct iwl_mvm_stat_data data = { - .stats = stats, .mvm = mvm, }; + u32 temperature; + + if (mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_STATS_V10) { + struct iwl_notif_statistics_v10 *stats = (void *)&pkt->data; + + if (iwl_rx_packet_payload_len(pkt) != v10_len) + goto invalid; + + temperature = le32_to_cpu(stats->general.radio_temperature); + data.mac_id = stats->rx.general.mac_id; + data.beacon_filter_average_energy = + stats->general.beacon_filter_average_energy; + + iwl_mvm_update_rx_statistics(mvm, &stats->rx); + + mvm->radio_stats.rx_time = le64_to_cpu(stats->general.rx_time); + mvm->radio_stats.tx_time = le64_to_cpu(stats->general.tx_time); + mvm->radio_stats.on_time_rf = + le64_to_cpu(stats->general.on_time_rf); + mvm->radio_stats.on_time_scan = + le64_to_cpu(stats->general.on_time_scan); + + data.general = &stats->general; + } else { + struct iwl_notif_statistics_v8 *stats = (void *)&pkt->data; + + if (iwl_rx_packet_payload_len(pkt) != v8_len) + goto invalid; + + temperature = le32_to_cpu(stats->general.radio_temperature); + data.mac_id = stats->rx.general.mac_id; + data.beacon_filter_average_energy = + stats->general.beacon_filter_average_energy; + + iwl_mvm_update_rx_statistics(mvm, &stats->rx); + } + + iwl_mvm_rx_stats_check_trigger(mvm, pkt); /* Only handle rx statistics temperature changes if async temp * notifications are not supported */ if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_ASYNC_DTM)) - iwl_mvm_tt_temp_changed(mvm, - le32_to_cpu(stats->general.radio_temperature)); - - iwl_mvm_update_rx_statistics(mvm, stats); + iwl_mvm_tt_temp_changed(mvm, temperature); ieee80211_iterate_active_interfaces(mvm->hw, IEEE80211_IFACE_ITER_NORMAL, iwl_mvm_stat_iterator, &data); + return; + invalid: + IWL_ERR(mvm, "received invalid statistics size (%d)!\n", + iwl_rx_packet_payload_len(pkt)); +} + +int iwl_mvm_rx_statistics(struct iwl_mvm *mvm, + struct iwl_rx_cmd_buffer *rxb, + struct iwl_device_cmd *cmd) +{ + iwl_mvm_handle_rx_statistics(mvm, rxb_addr(rxb)); return 0; } diff --git a/drivers/net/wireless/iwlwifi/mvm/scan.c b/drivers/net/wireless/iwlwifi/mvm/scan.c index 7e9aa3cb3254..f0946b5dd7c8 100644 --- a/drivers/net/wireless/iwlwifi/mvm/scan.c +++ b/drivers/net/wireless/iwlwifi/mvm/scan.c @@ -82,6 +82,7 @@ struct iwl_mvm_scan_params { struct _dwell { u16 passive; u16 active; + u16 fragmented; } dwell[IEEE80211_NUM_BANDS]; }; @@ -191,101 +192,6 @@ static u16 iwl_mvm_get_passive_dwell(struct iwl_mvm *mvm, return band == IEEE80211_BAND_2GHZ ? 100 + 20 : 100 + 10; } -static void iwl_mvm_scan_fill_channels(struct iwl_scan_cmd *cmd, - struct cfg80211_scan_request *req, - bool basic_ssid, - struct iwl_mvm_scan_params *params) -{ - struct iwl_scan_channel *chan = (struct iwl_scan_channel *) - (cmd->data + le16_to_cpu(cmd->tx_cmd.len)); - int i; - int type = BIT(req->n_ssids) - 1; - enum ieee80211_band band = req->channels[0]->band; - - if (!basic_ssid) - type |= BIT(req->n_ssids); - - for (i = 0; i < cmd->channel_count; i++) { - chan->channel = cpu_to_le16(req->channels[i]->hw_value); - chan->type = cpu_to_le32(type); - if (req->channels[i]->flags & IEEE80211_CHAN_NO_IR) - chan->type &= cpu_to_le32(~SCAN_CHANNEL_TYPE_ACTIVE); - chan->active_dwell = cpu_to_le16(params->dwell[band].active); - chan->passive_dwell = cpu_to_le16(params->dwell[band].passive); - chan->iteration_count = cpu_to_le16(1); - chan++; - } -} - -/* - * Fill in probe request with the following parameters: - * TA is our vif HW address, which mac80211 ensures we have. - * Packet is broadcasted, so this is both SA and DA. - * The probe request IE is made out of two: first comes the most prioritized - * SSID if a directed scan is requested. Second comes whatever extra - * information was given to us as the scan request IE. - */ -static u16 iwl_mvm_fill_probe_req(struct ieee80211_mgmt *frame, const u8 *ta, - int n_ssids, const u8 *ssid, int ssid_len, - const u8 *band_ie, int band_ie_len, - const u8 *common_ie, int common_ie_len, - int left) -{ - int len = 0; - u8 *pos = NULL; - - /* Make sure there is enough space for the probe request, - * two mandatory IEs and the data */ - left -= 24; - if (left < 0) - return 0; - - frame->frame_control = cpu_to_le16(IEEE80211_STYPE_PROBE_REQ); - eth_broadcast_addr(frame->da); - memcpy(frame->sa, ta, ETH_ALEN); - eth_broadcast_addr(frame->bssid); - frame->seq_ctrl = 0; - - len += 24; - - /* for passive scans, no need to fill anything */ - if (n_ssids == 0) - return (u16)len; - - /* points to the payload of the request */ - pos = &frame->u.probe_req.variable[0]; - - /* fill in our SSID IE */ - left -= ssid_len + 2; - if (left < 0) - return 0; - *pos++ = WLAN_EID_SSID; - *pos++ = ssid_len; - if (ssid && ssid_len) { /* ssid_len may be == 0 even if ssid is valid */ - memcpy(pos, ssid, ssid_len); - pos += ssid_len; - } - - len += ssid_len + 2; - - if (WARN_ON(left < band_ie_len + common_ie_len)) - return len; - - if (band_ie && band_ie_len) { - memcpy(pos, band_ie, band_ie_len); - pos += band_ie_len; - len += band_ie_len; - } - - if (common_ie && common_ie_len) { - memcpy(pos, common_ie, common_ie_len); - pos += common_ie_len; - len += common_ie_len; - } - - return (u16)len; -} - static void iwl_mvm_scan_condition_iterator(void *data, u8 *mac, struct ieee80211_vif *vif) { @@ -325,7 +231,7 @@ static void iwl_mvm_scan_calc_params(struct iwl_mvm *mvm, * If there is more than one active interface make * passive scan more fragmented. */ - frag_passive_dwell = (global_cnt < 2) ? 40 : 20; + frag_passive_dwell = 40; params->max_out_time = frag_passive_dwell; } else { params->suspend_time = 120; @@ -358,10 +264,10 @@ not_bound: for (band = IEEE80211_BAND_2GHZ; band < IEEE80211_NUM_BANDS; band++) { if (params->passive_fragmented) - params->dwell[band].passive = frag_passive_dwell; - else - params->dwell[band].passive = - iwl_mvm_get_passive_dwell(mvm, band); + params->dwell[band].fragmented = frag_passive_dwell; + + params->dwell[band].passive = iwl_mvm_get_passive_dwell(mvm, + band); params->dwell[band].active = iwl_mvm_get_active_dwell(mvm, band, n_ssids); } @@ -379,20 +285,11 @@ static int iwl_mvm_max_scan_ie_fw_cmd_room(struct iwl_mvm *mvm, { int max_probe_len; - if (mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_LMAC_SCAN) - max_probe_len = SCAN_OFFLOAD_PROBE_REQ_SIZE; - else - max_probe_len = mvm->fw->ucode_capa.max_probe_length; + max_probe_len = SCAN_OFFLOAD_PROBE_REQ_SIZE; /* we create the 802.11 header and SSID element */ max_probe_len -= 24 + 2; - /* basic ssid is added only for hw_scan with and old api */ - if (!(mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_NO_BASIC_SSID) && - !(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_LMAC_SCAN) && - !is_sched_scan) - max_probe_len -= 32; - /* DS parameter set element is added on 2.4GHZ band if required */ if (iwl_mvm_rrm_scan_needed(mvm)) max_probe_len -= 3; @@ -404,9 +301,6 @@ int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm, bool is_sched_scan) { int max_ie_len = iwl_mvm_max_scan_ie_fw_cmd_room(mvm, is_sched_scan); - if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_LMAC_SCAN)) - return max_ie_len; - /* TODO: [BUG] This function should return the maximum allowed size of * scan IEs, however the LMAC scan api contains both 2GHZ and 5GHZ IEs * in the same command. So the correct implementation of this function @@ -420,129 +314,6 @@ int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm, bool is_sched_scan) return max_ie_len; } -int iwl_mvm_scan_request(struct iwl_mvm *mvm, - struct ieee80211_vif *vif, - struct cfg80211_scan_request *req) -{ - struct iwl_host_cmd hcmd = { - .id = SCAN_REQUEST_CMD, - .len = { 0, }, - .data = { mvm->scan_cmd, }, - .dataflags = { IWL_HCMD_DFL_NOCOPY, }, - }; - struct iwl_scan_cmd *cmd = mvm->scan_cmd; - int ret; - u32 status; - int ssid_len = 0; - u8 *ssid = NULL; - bool basic_ssid = !(mvm->fw->ucode_capa.flags & - IWL_UCODE_TLV_FLAGS_NO_BASIC_SSID); - struct iwl_mvm_scan_params params = {}; - - lockdep_assert_held(&mvm->mutex); - - /* we should have failed registration if scan_cmd was NULL */ - if (WARN_ON(mvm->scan_cmd == NULL)) - return -ENOMEM; - - IWL_DEBUG_SCAN(mvm, "Handling mac80211 scan request\n"); - mvm->scan_status = IWL_MVM_SCAN_OS; - memset(cmd, 0, ksize(cmd)); - - cmd->channel_count = (u8)req->n_channels; - cmd->quiet_time = cpu_to_le16(IWL_ACTIVE_QUIET_TIME); - cmd->quiet_plcp_th = cpu_to_le16(IWL_PLCP_QUIET_THRESH); - cmd->rxchain_sel_flags = iwl_mvm_scan_rx_chain(mvm); - - iwl_mvm_scan_calc_params(mvm, vif, req->n_ssids, req->flags, ¶ms); - cmd->max_out_time = cpu_to_le32(params.max_out_time); - cmd->suspend_time = cpu_to_le32(params.suspend_time); - if (params.passive_fragmented) - cmd->scan_flags |= SCAN_FLAGS_FRAGMENTED_SCAN; - - cmd->rxon_flags = iwl_mvm_scan_rxon_flags(req->channels[0]->band); - cmd->filter_flags = cpu_to_le32(MAC_FILTER_ACCEPT_GRP | - MAC_FILTER_IN_BEACON); - - if (vif->type == NL80211_IFTYPE_P2P_DEVICE) - cmd->type = cpu_to_le32(SCAN_TYPE_DISCOVERY_FORCED); - else - cmd->type = cpu_to_le32(SCAN_TYPE_FORCED); - - cmd->repeats = cpu_to_le32(1); - - /* - * If the user asked for passive scan, don't change to active scan if - * you see any activity on the channel - remain passive. - */ - if (req->n_ssids > 0) { - cmd->passive2active = cpu_to_le16(1); - cmd->scan_flags |= SCAN_FLAGS_PASSIVE2ACTIVE; - if (basic_ssid) { - ssid = req->ssids[0].ssid; - ssid_len = req->ssids[0].ssid_len; - } - } else { - cmd->passive2active = 0; - cmd->scan_flags &= ~SCAN_FLAGS_PASSIVE2ACTIVE; - } - - iwl_mvm_scan_fill_ssids(cmd->direct_scan, req->ssids, req->n_ssids, - basic_ssid ? 1 : 0); - - cmd->tx_cmd.tx_flags = cpu_to_le32(TX_CMD_FLG_SEQ_CTL | - 3 << TX_CMD_FLG_BT_PRIO_POS); - - cmd->tx_cmd.sta_id = mvm->aux_sta.sta_id; - cmd->tx_cmd.life_time = cpu_to_le32(TX_CMD_LIFE_TIME_INFINITE); - cmd->tx_cmd.rate_n_flags = - iwl_mvm_scan_rate_n_flags(mvm, req->channels[0]->band, - req->no_cck); - - cmd->tx_cmd.len = - cpu_to_le16(iwl_mvm_fill_probe_req( - (struct ieee80211_mgmt *)cmd->data, - vif->addr, - req->n_ssids, ssid, ssid_len, - req->ie, req->ie_len, NULL, 0, - mvm->fw->ucode_capa.max_probe_length)); - - iwl_mvm_scan_fill_channels(cmd, req, basic_ssid, ¶ms); - - cmd->len = cpu_to_le16(sizeof(struct iwl_scan_cmd) + - le16_to_cpu(cmd->tx_cmd.len) + - (cmd->channel_count * sizeof(struct iwl_scan_channel))); - hcmd.len[0] = le16_to_cpu(cmd->len); - - status = SCAN_RESPONSE_OK; - ret = iwl_mvm_send_cmd_status(mvm, &hcmd, &status); - if (!ret && status == SCAN_RESPONSE_OK) { - IWL_DEBUG_SCAN(mvm, "Scan request was sent successfully\n"); - } else { - /* - * If the scan failed, it usually means that the FW was unable - * to allocate the time events. Warn on it, but maybe we - * should try to send the command again with different params. - */ - IWL_ERR(mvm, "Scan failed! status 0x%x ret %d\n", - status, ret); - mvm->scan_status = IWL_MVM_SCAN_NONE; - ret = -EIO; - } - return ret; -} - -int iwl_mvm_rx_scan_response(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, - struct iwl_device_cmd *cmd) -{ - struct iwl_rx_packet *pkt = rxb_addr(rxb); - struct iwl_cmd_response *resp = (void *)pkt->data; - - IWL_DEBUG_SCAN(mvm, "Scan response received. status 0x%x\n", - le32_to_cpu(resp->status)); - return 0; -} - int iwl_mvm_rx_scan_offload_iter_complete_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *cmd) @@ -556,130 +327,25 @@ int iwl_mvm_rx_scan_offload_iter_complete_notif(struct iwl_mvm *mvm, return 0; } -int iwl_mvm_rx_scan_complete(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, - struct iwl_device_cmd *cmd) -{ - struct iwl_rx_packet *pkt = rxb_addr(rxb); - struct iwl_scan_complete_notif *notif = (void *)pkt->data; - - lockdep_assert_held(&mvm->mutex); - - IWL_DEBUG_SCAN(mvm, "Scan complete: status=0x%x scanned channels=%d\n", - notif->status, notif->scanned_channels); - - if (mvm->scan_status == IWL_MVM_SCAN_OS) - mvm->scan_status = IWL_MVM_SCAN_NONE; - ieee80211_scan_completed(mvm->hw, notif->status != SCAN_COMP_STATUS_OK); - - iwl_mvm_unref(mvm, IWL_MVM_REF_SCAN); - - return 0; -} - int iwl_mvm_rx_scan_offload_results(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *cmd) { - struct iwl_rx_packet *pkt = rxb_addr(rxb); - - if (!(mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_UMAC_SCAN) && - !(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_LMAC_SCAN)) { - struct iwl_sched_scan_results *notif = (void *)pkt->data; - - if (!(notif->client_bitmap & SCAN_CLIENT_SCHED_SCAN)) - return 0; - } - IWL_DEBUG_SCAN(mvm, "Scheduled scan results\n"); ieee80211_sched_scan_results(mvm->hw); return 0; } -static bool iwl_mvm_scan_abort_notif(struct iwl_notif_wait_data *notif_wait, - struct iwl_rx_packet *pkt, void *data) -{ - struct iwl_mvm *mvm = - container_of(notif_wait, struct iwl_mvm, notif_wait); - struct iwl_scan_complete_notif *notif; - u32 *resp; - - switch (pkt->hdr.cmd) { - case SCAN_ABORT_CMD: - resp = (void *)pkt->data; - if (*resp == CAN_ABORT_STATUS) { - IWL_DEBUG_SCAN(mvm, - "Scan can be aborted, wait until completion\n"); - return false; - } - - /* - * If scan cannot be aborted, it means that we had a - * SCAN_COMPLETE_NOTIFICATION in the pipe and it called - * ieee80211_scan_completed already. - */ - IWL_DEBUG_SCAN(mvm, "Scan cannot be aborted, exit now: %d\n", - *resp); - return true; - - case SCAN_COMPLETE_NOTIFICATION: - notif = (void *)pkt->data; - IWL_DEBUG_SCAN(mvm, "Scan aborted: status 0x%x\n", - notif->status); - return true; - - default: - WARN_ON(1); - return false; - }; -} - -static int iwl_mvm_cancel_regular_scan(struct iwl_mvm *mvm) -{ - struct iwl_notification_wait wait_scan_abort; - static const u8 scan_abort_notif[] = { SCAN_ABORT_CMD, - SCAN_COMPLETE_NOTIFICATION }; - int ret; - - iwl_init_notification_wait(&mvm->notif_wait, &wait_scan_abort, - scan_abort_notif, - ARRAY_SIZE(scan_abort_notif), - iwl_mvm_scan_abort_notif, NULL); - - ret = iwl_mvm_send_cmd_pdu(mvm, SCAN_ABORT_CMD, 0, 0, NULL); - if (ret) { - IWL_ERR(mvm, "Couldn't send SCAN_ABORT_CMD: %d\n", ret); - /* mac80211's state will be cleaned in the nic_restart flow */ - goto out_remove_notif; - } - - return iwl_wait_notification(&mvm->notif_wait, &wait_scan_abort, HZ); - -out_remove_notif: - iwl_remove_notification(&mvm->notif_wait, &wait_scan_abort); - return ret; -} - int iwl_mvm_rx_scan_offload_complete_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *cmd) { struct iwl_rx_packet *pkt = rxb_addr(rxb); - u8 status, ebs_status; + struct iwl_periodic_scan_complete *scan_notif; - if (mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_LMAC_SCAN) { - struct iwl_periodic_scan_complete *scan_notif; + scan_notif = (void *)pkt->data; - scan_notif = (void *)pkt->data; - status = scan_notif->status; - ebs_status = scan_notif->ebs_status; - } else { - struct iwl_scan_offload_complete *scan_notif; - - scan_notif = (void *)pkt->data; - status = scan_notif->status; - ebs_status = scan_notif->ebs_status; - } /* scan status must be locked for proper checking */ lockdep_assert_held(&mvm->mutex); @@ -687,9 +353,9 @@ int iwl_mvm_rx_scan_offload_complete_notif(struct iwl_mvm *mvm, "%s completed, status %s, EBS status %s\n", mvm->scan_status == IWL_MVM_SCAN_SCHED ? "Scheduled scan" : "Scan", - status == IWL_SCAN_OFFLOAD_COMPLETED ? + scan_notif->status == IWL_SCAN_OFFLOAD_COMPLETED ? "completed" : "aborted", - ebs_status == IWL_SCAN_EBS_SUCCESS ? + scan_notif->ebs_status == IWL_SCAN_EBS_SUCCESS ? "success" : "failed"); @@ -700,64 +366,16 @@ int iwl_mvm_rx_scan_offload_complete_notif(struct iwl_mvm *mvm, } else if (mvm->scan_status == IWL_MVM_SCAN_OS) { mvm->scan_status = IWL_MVM_SCAN_NONE; ieee80211_scan_completed(mvm->hw, - status == IWL_SCAN_OFFLOAD_ABORTED); + scan_notif->status == IWL_SCAN_OFFLOAD_ABORTED); iwl_mvm_unref(mvm, IWL_MVM_REF_SCAN); } - if (ebs_status) + if (scan_notif->ebs_status) mvm->last_ebs_successful = false; return 0; } -static void iwl_scan_offload_build_tx_cmd(struct iwl_mvm *mvm, - struct ieee80211_vif *vif, - struct ieee80211_scan_ies *ies, - enum ieee80211_band band, - struct iwl_tx_cmd *cmd, - u8 *data) -{ - u16 cmd_len; - - cmd->tx_flags = cpu_to_le32(TX_CMD_FLG_SEQ_CTL); - cmd->life_time = cpu_to_le32(TX_CMD_LIFE_TIME_INFINITE); - cmd->sta_id = mvm->aux_sta.sta_id; - - cmd->rate_n_flags = iwl_mvm_scan_rate_n_flags(mvm, band, false); - - cmd_len = iwl_mvm_fill_probe_req((struct ieee80211_mgmt *)data, - vif->addr, - 1, NULL, 0, - ies->ies[band], ies->len[band], - ies->common_ies, ies->common_ie_len, - SCAN_OFFLOAD_PROBE_REQ_SIZE); - cmd->len = cpu_to_le16(cmd_len); -} - -static void iwl_build_scan_cmd(struct iwl_mvm *mvm, - struct ieee80211_vif *vif, - struct cfg80211_sched_scan_request *req, - struct iwl_scan_offload_cmd *scan, - struct iwl_mvm_scan_params *params) -{ - scan->channel_count = req->n_channels; - scan->quiet_time = cpu_to_le16(IWL_ACTIVE_QUIET_TIME); - scan->quiet_plcp_th = cpu_to_le16(IWL_PLCP_QUIET_THRESH); - scan->good_CRC_th = IWL_GOOD_CRC_TH_DEFAULT; - scan->rx_chain = iwl_mvm_scan_rx_chain(mvm); - - scan->max_out_time = cpu_to_le32(params->max_out_time); - scan->suspend_time = cpu_to_le32(params->suspend_time); - - scan->filter_flags |= cpu_to_le32(MAC_FILTER_ACCEPT_GRP | - MAC_FILTER_IN_BEACON); - scan->scan_type = cpu_to_le32(SCAN_TYPE_BACKGROUND); - scan->rep_count = cpu_to_le32(1); - - if (params->passive_fragmented) - scan->scan_flags |= SCAN_FLAGS_FRAGMENTED_SCAN; -} - static int iwl_ssid_exist(u8 *ssid, u8 ssid_len, struct iwl_ssid_ie *ssid_list) { int i; @@ -815,127 +433,6 @@ static void iwl_scan_offload_build_ssid(struct cfg80211_sched_scan_request *req, } } -static void iwl_build_channel_cfg(struct iwl_mvm *mvm, - struct cfg80211_sched_scan_request *req, - u8 *channels_buffer, - enum ieee80211_band band, - int *head, - u32 ssid_bitmap, - struct iwl_mvm_scan_params *params) -{ - u32 n_channels = mvm->fw->ucode_capa.n_scan_channels; - __le32 *type = (__le32 *)channels_buffer; - __le16 *channel_number = (__le16 *)(type + n_channels); - __le16 *iter_count = channel_number + n_channels; - __le32 *iter_interval = (__le32 *)(iter_count + n_channels); - u8 *active_dwell = (u8 *)(iter_interval + n_channels); - u8 *passive_dwell = active_dwell + n_channels; - int i, index = 0; - - for (i = 0; i < req->n_channels; i++) { - struct ieee80211_channel *chan = req->channels[i]; - - if (chan->band != band) - continue; - - index = *head; - (*head)++; - - channel_number[index] = cpu_to_le16(chan->hw_value); - active_dwell[index] = params->dwell[band].active; - passive_dwell[index] = params->dwell[band].passive; - - iter_count[index] = cpu_to_le16(1); - iter_interval[index] = 0; - - if (!(chan->flags & IEEE80211_CHAN_NO_IR)) - type[index] |= - cpu_to_le32(IWL_SCAN_OFFLOAD_CHANNEL_ACTIVE); - - type[index] |= cpu_to_le32(IWL_SCAN_OFFLOAD_CHANNEL_FULL | - IWL_SCAN_OFFLOAD_CHANNEL_PARTIAL); - - if (chan->flags & IEEE80211_CHAN_NO_HT40) - type[index] |= - cpu_to_le32(IWL_SCAN_OFFLOAD_CHANNEL_NARROW); - - /* scan for all SSIDs from req->ssids */ - type[index] |= cpu_to_le32(ssid_bitmap); - } -} - -int iwl_mvm_config_sched_scan(struct iwl_mvm *mvm, - struct ieee80211_vif *vif, - struct cfg80211_sched_scan_request *req, - struct ieee80211_scan_ies *ies) -{ - int band_2ghz = mvm->nvm_data->bands[IEEE80211_BAND_2GHZ].n_channels; - int band_5ghz = mvm->nvm_data->bands[IEEE80211_BAND_5GHZ].n_channels; - int head = 0; - u32 ssid_bitmap; - int cmd_len; - int ret; - u8 *probes; - bool basic_ssid = !(mvm->fw->ucode_capa.flags & - IWL_UCODE_TLV_FLAGS_NO_BASIC_SSID); - - struct iwl_scan_offload_cfg *scan_cfg; - struct iwl_host_cmd cmd = { - .id = SCAN_OFFLOAD_CONFIG_CMD, - }; - struct iwl_mvm_scan_params params = {}; - - lockdep_assert_held(&mvm->mutex); - - cmd_len = sizeof(struct iwl_scan_offload_cfg) + - mvm->fw->ucode_capa.n_scan_channels * IWL_SCAN_CHAN_SIZE + - 2 * SCAN_OFFLOAD_PROBE_REQ_SIZE; - - scan_cfg = kzalloc(cmd_len, GFP_KERNEL); - if (!scan_cfg) - return -ENOMEM; - - probes = scan_cfg->data + - mvm->fw->ucode_capa.n_scan_channels * IWL_SCAN_CHAN_SIZE; - - iwl_mvm_scan_calc_params(mvm, vif, req->n_ssids, 0, ¶ms); - iwl_build_scan_cmd(mvm, vif, req, &scan_cfg->scan_cmd, ¶ms); - scan_cfg->scan_cmd.len = cpu_to_le16(cmd_len); - - iwl_scan_offload_build_ssid(req, scan_cfg->scan_cmd.direct_scan, - &ssid_bitmap, basic_ssid); - /* build tx frames for supported bands */ - if (band_2ghz) { - iwl_scan_offload_build_tx_cmd(mvm, vif, ies, - IEEE80211_BAND_2GHZ, - &scan_cfg->scan_cmd.tx_cmd[0], - probes); - iwl_build_channel_cfg(mvm, req, scan_cfg->data, - IEEE80211_BAND_2GHZ, &head, - ssid_bitmap, ¶ms); - } - if (band_5ghz) { - iwl_scan_offload_build_tx_cmd(mvm, vif, ies, - IEEE80211_BAND_5GHZ, - &scan_cfg->scan_cmd.tx_cmd[1], - probes + - SCAN_OFFLOAD_PROBE_REQ_SIZE); - iwl_build_channel_cfg(mvm, req, scan_cfg->data, - IEEE80211_BAND_5GHZ, &head, - ssid_bitmap, ¶ms); - } - - cmd.data[0] = scan_cfg; - cmd.len[0] = cmd_len; - cmd.dataflags[0] = IWL_HCMD_DFL_NOCOPY; - - IWL_DEBUG_SCAN(mvm, "Sending scheduled scan config\n"); - - ret = iwl_mvm_send_cmd(mvm, &cmd); - kfree(scan_cfg); - return ret; -} - int iwl_mvm_config_sched_scan_profiles(struct iwl_mvm *mvm, struct cfg80211_sched_scan_request *req) { @@ -1018,33 +515,6 @@ static bool iwl_mvm_scan_pass_all(struct iwl_mvm *mvm, return true; } -int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm, - struct cfg80211_sched_scan_request *req) -{ - struct iwl_scan_offload_req scan_req = { - .watchdog = IWL_SCHED_SCAN_WATCHDOG, - - .schedule_line[0].iterations = IWL_FAST_SCHED_SCAN_ITERATIONS, - .schedule_line[0].delay = cpu_to_le16(req->interval / 1000), - .schedule_line[0].full_scan_mul = 1, - - .schedule_line[1].iterations = 0xff, - .schedule_line[1].delay = cpu_to_le16(req->interval / 1000), - .schedule_line[1].full_scan_mul = IWL_FULL_SCAN_MULTIPLIER, - }; - - if (iwl_mvm_scan_pass_all(mvm, req)) - scan_req.flags |= cpu_to_le16(IWL_SCAN_OFFLOAD_FLAG_PASS_ALL); - - if (mvm->last_ebs_successful && - mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_EBS_SUPPORT) - scan_req.flags |= - cpu_to_le16(IWL_SCAN_OFFLOAD_FLAG_EBS_ACCURATE_MODE); - - return iwl_mvm_send_cmd_pdu(mvm, SCAN_OFFLOAD_REQUEST_CMD, 0, - sizeof(scan_req), &scan_req); -} - int iwl_mvm_scan_offload_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct cfg80211_sched_scan_request *req, @@ -1057,21 +527,12 @@ int iwl_mvm_scan_offload_start(struct iwl_mvm *mvm, if (ret) return ret; ret = iwl_mvm_sched_scan_umac(mvm, vif, req, ies); - } else if ((mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_LMAC_SCAN)) { - mvm->scan_status = IWL_MVM_SCAN_SCHED; - ret = iwl_mvm_config_sched_scan_profiles(mvm, req); - if (ret) - return ret; - ret = iwl_mvm_unified_sched_scan_lmac(mvm, vif, req, ies); } else { mvm->scan_status = IWL_MVM_SCAN_SCHED; - ret = iwl_mvm_config_sched_scan(mvm, vif, req, ies); - if (ret) - return ret; ret = iwl_mvm_config_sched_scan_profiles(mvm, req); if (ret) return ret; - ret = iwl_mvm_sched_scan_start(mvm, req); + ret = iwl_mvm_unified_sched_scan_lmac(mvm, vif, req, ies); } return ret; @@ -1088,9 +549,7 @@ static int iwl_mvm_send_scan_offload_abort(struct iwl_mvm *mvm) /* Exit instantly with error when device is not ready * to receive scan abort command or it does not perform * scheduled scan currently */ - if (mvm->scan_status != IWL_MVM_SCAN_SCHED && - (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_LMAC_SCAN) || - mvm->scan_status != IWL_MVM_SCAN_OS)) + if (mvm->scan_status == IWL_MVM_SCAN_NONE) return -EIO; ret = iwl_mvm_send_cmd_status(mvm, &cmd, &status); @@ -1131,13 +590,6 @@ int iwl_mvm_scan_offload_stop(struct iwl_mvm *mvm, bool notify) if (iwl_mvm_is_radio_killed(mvm)) goto out; - if (mvm->scan_status != IWL_MVM_SCAN_SCHED && - (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_LMAC_SCAN) || - mvm->scan_status != IWL_MVM_SCAN_OS)) { - IWL_DEBUG_SCAN(mvm, "No scan to stop\n"); - return 0; - } - iwl_init_notification_wait(&mvm->notif_wait, &wait_scan_done, scan_done_notif, ARRAY_SIZE(scan_done_notif), @@ -1317,7 +769,7 @@ iwl_mvm_build_generic_unified_scan_cmd(struct iwl_mvm *mvm, cmd->passive_dwell = params->dwell[IEEE80211_BAND_2GHZ].passive; if (params->passive_fragmented) cmd->fragmented_dwell = - params->dwell[IEEE80211_BAND_2GHZ].passive; + params->dwell[IEEE80211_BAND_2GHZ].fragmented; cmd->rx_chain_select = iwl_mvm_scan_rx_chain(mvm); cmd->max_out_time = cpu_to_le32(params->max_out_time); cmd->suspend_time = cpu_to_le32(params->suspend_time); @@ -1580,9 +1032,7 @@ int iwl_mvm_cancel_scan(struct iwl_mvm *mvm) return 0; } - if (mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_LMAC_SCAN) - return iwl_mvm_scan_offload_stop(mvm, true); - return iwl_mvm_cancel_regular_scan(mvm); + return iwl_mvm_scan_offload_stop(mvm, true); } /* UMAC scan API */ @@ -1765,7 +1215,7 @@ iwl_mvm_build_generic_umac_scan_cmd(struct iwl_mvm *mvm, cmd->passive_dwell = params->dwell[IEEE80211_BAND_2GHZ].passive; if (params->passive_fragmented) cmd->fragmented_dwell = - params->dwell[IEEE80211_BAND_2GHZ].passive; + params->dwell[IEEE80211_BAND_2GHZ].fragmented; cmd->max_out_time = cpu_to_le32(params->max_out_time); cmd->suspend_time = cpu_to_le32(params->suspend_time); cmd->scan_priority = cpu_to_le32(IWL_SCAN_PRIORITY_HIGH); @@ -2159,14 +1609,8 @@ int iwl_mvm_scan_size(struct iwl_mvm *mvm) mvm->fw->ucode_capa.n_scan_channels + sizeof(struct iwl_scan_req_umac_tail); - if (mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_LMAC_SCAN) - return sizeof(struct iwl_scan_req_unified_lmac) + - sizeof(struct iwl_scan_channel_cfg_lmac) * - mvm->fw->ucode_capa.n_scan_channels + - sizeof(struct iwl_scan_probe_req); - - return sizeof(struct iwl_scan_cmd) + - mvm->fw->ucode_capa.max_probe_length + - mvm->fw->ucode_capa.n_scan_channels * - sizeof(struct iwl_scan_channel); + return sizeof(struct iwl_scan_req_unified_lmac) + + sizeof(struct iwl_scan_channel_cfg_lmac) * + mvm->fw->ucode_capa.n_scan_channels + + sizeof(struct iwl_scan_probe_req); } diff --git a/drivers/net/wireless/iwlwifi/mvm/tx.c b/drivers/net/wireless/iwlwifi/mvm/tx.c index 07304e1fd64a..7906b97c81b9 100644 --- a/drivers/net/wireless/iwlwifi/mvm/tx.c +++ b/drivers/net/wireless/iwlwifi/mvm/tx.c @@ -664,6 +664,8 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm, info->status.rates[0].count = tx_resp->failure_frame + 1; iwl_mvm_hwrate_to_tx_status(le32_to_cpu(tx_resp->initial_rate), info); + info->status.status_driver_data[1] = + (void *)(uintptr_t)le32_to_cpu(tx_resp->initial_rate); /* Single frame failure in an AMPDU queue => send BAR */ if (txq_id >= mvm->first_agg_queue && @@ -909,6 +911,8 @@ static void iwl_mvm_tx_info_from_ba_notif(struct ieee80211_tx_info *info, info->status.tx_time = tid_data->tx_time; info->status.status_driver_data[0] = (void *)(uintptr_t)tid_data->reduced_tpc; + info->status.status_driver_data[1] = + (void *)(uintptr_t)tid_data->rate_n_flags; } int iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, diff --git a/drivers/net/wireless/iwlwifi/mvm/utils.c b/drivers/net/wireless/iwlwifi/mvm/utils.c index 8decf9953229..2b9de63951e6 100644 --- a/drivers/net/wireless/iwlwifi/mvm/utils.c +++ b/drivers/net/wireless/iwlwifi/mvm/utils.c @@ -332,7 +332,7 @@ static const char *desc_lookup(u32 num) * read with u32-sized accesses, any members with a different size * need to be ordered correctly though! */ -struct iwl_error_event_table { +struct iwl_error_event_table_v1 { u32 valid; /* (nonzero) valid, (0) log is empty */ u32 error_id; /* type of error */ u32 pc; /* program counter */ @@ -377,7 +377,55 @@ struct iwl_error_event_table { u32 u_timestamp; /* indicate when the date and time of the * compilation */ u32 flow_handler; /* FH read/write pointers, RX credit */ -} __packed; +} __packed /* LOG_ERROR_TABLE_API_S_VER_1 */; + +struct iwl_error_event_table { + u32 valid; /* (nonzero) valid, (0) log is empty */ + u32 error_id; /* type of error */ + u32 pc; /* program counter */ + u32 blink1; /* branch link */ + u32 blink2; /* branch link */ + u32 ilink1; /* interrupt link */ + u32 ilink2; /* interrupt link */ + u32 data1; /* error-specific data */ + u32 data2; /* error-specific data */ + u32 data3; /* error-specific data */ + u32 bcon_time; /* beacon timer */ + u32 tsf_low; /* network timestamp function timer */ + u32 tsf_hi; /* network timestamp function timer */ + u32 gp1; /* GP1 timer register */ + u32 gp2; /* GP2 timer register */ + u32 gp3; /* GP3 timer register */ + u32 major; /* uCode version major */ + u32 minor; /* uCode version minor */ + u32 hw_ver; /* HW Silicon version */ + u32 brd_ver; /* HW board version */ + u32 log_pc; /* log program counter */ + u32 frame_ptr; /* frame pointer */ + u32 stack_ptr; /* stack pointer */ + u32 hcmd; /* last host command header */ + u32 isr0; /* isr status register LMPM_NIC_ISR0: + * rxtx_flag */ + u32 isr1; /* isr status register LMPM_NIC_ISR1: + * host_flag */ + u32 isr2; /* isr status register LMPM_NIC_ISR2: + * enc_flag */ + u32 isr3; /* isr status register LMPM_NIC_ISR3: + * time_flag */ + u32 isr4; /* isr status register LMPM_NIC_ISR4: + * wico interrupt */ + u32 isr_pref; /* isr status register LMPM_NIC_PREF_STAT */ + u32 wait_event; /* wait event() caller address */ + u32 l2p_control; /* L2pControlField */ + u32 l2p_duration; /* L2pDurationField */ + u32 l2p_mhvalid; /* L2pMhValidBits */ + u32 l2p_addr_match; /* L2pAddrMatchStat */ + u32 lmpm_pmg_sel; /* indicate which clocks are turned on + * (LMPM_PMG_SEL) */ + u32 u_timestamp; /* indicate when the date and time of the + * compilation */ + u32 flow_handler; /* FH read/write pointers, RX credit */ +} __packed /* LOG_ERROR_TABLE_API_S_VER_2 */; /* * UMAC error struct - relevant starting from family 8000 chip. @@ -396,11 +444,11 @@ struct iwl_umac_error_event_table { u32 data1; /* error-specific data */ u32 data2; /* error-specific data */ u32 data3; /* error-specific data */ - u32 umac_fw_ver; /* UMAC version */ - u32 umac_fw_api_ver; /* UMAC FW API ver */ + u32 umac_major; + u32 umac_minor; u32 frame_pointer; /* core register 27*/ u32 stack_pointer; /* core register 28 */ - u32 cmd_header; /* latest host cmd sent to UMAC */ + u32 cmd_header; /* latest host cmd sent to UMAC */ u32 nic_isr_pref; /* ISR status register */ } __packed; @@ -441,18 +489,18 @@ static void iwl_mvm_dump_umac_error_log(struct iwl_mvm *mvm) IWL_ERR(mvm, "0x%08X | umac data1\n", table.data1); IWL_ERR(mvm, "0x%08X | umac data2\n", table.data2); IWL_ERR(mvm, "0x%08X | umac data3\n", table.data3); - IWL_ERR(mvm, "0x%08X | umac version\n", table.umac_fw_ver); - IWL_ERR(mvm, "0x%08X | umac api version\n", table.umac_fw_api_ver); + IWL_ERR(mvm, "0x%08X | umac major\n", table.umac_major); + IWL_ERR(mvm, "0x%08X | umac minor\n", table.umac_minor); IWL_ERR(mvm, "0x%08X | frame pointer\n", table.frame_pointer); IWL_ERR(mvm, "0x%08X | stack pointer\n", table.stack_pointer); IWL_ERR(mvm, "0x%08X | last host cmd\n", table.cmd_header); IWL_ERR(mvm, "0x%08X | isr status reg\n", table.nic_isr_pref); } -void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm) +static void iwl_mvm_dump_nic_error_log_old(struct iwl_mvm *mvm) { struct iwl_trans *trans = mvm->trans; - struct iwl_error_event_table table; + struct iwl_error_event_table_v1 table; u32 base; base = mvm->error_event_table; @@ -489,7 +537,7 @@ void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm) table.data1, table.data2, table.data3, table.blink1, table.blink2, table.ilink1, table.ilink2, table.bcon_time, table.gp1, - table.gp2, table.gp3, table.ucode_ver, + table.gp2, table.gp3, table.ucode_ver, 0, table.hw_ver, table.brd_ver); IWL_ERR(mvm, "0x%08X | %-28s\n", table.error_id, desc_lookup(table.error_id)); @@ -530,6 +578,92 @@ void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm) iwl_mvm_dump_umac_error_log(mvm); } +void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm) +{ + struct iwl_trans *trans = mvm->trans; + struct iwl_error_event_table table; + u32 base; + + if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_NEW_VERSION)) { + iwl_mvm_dump_nic_error_log_old(mvm); + return; + } + + base = mvm->error_event_table; + if (mvm->cur_ucode == IWL_UCODE_INIT) { + if (!base) + base = mvm->fw->init_errlog_ptr; + } else { + if (!base) + base = mvm->fw->inst_errlog_ptr; + } + + if (base < 0x800000) { + IWL_ERR(mvm, + "Not valid error log pointer 0x%08X for %s uCode\n", + base, + (mvm->cur_ucode == IWL_UCODE_INIT) + ? "Init" : "RT"); + return; + } + + iwl_trans_read_mem_bytes(trans, base, &table, sizeof(table)); + + if (ERROR_START_OFFSET <= table.valid * ERROR_ELEM_SIZE) { + IWL_ERR(trans, "Start IWL Error Log Dump:\n"); + IWL_ERR(trans, "Status: 0x%08lX, count: %d\n", + mvm->status, table.valid); + } + + /* Do not change this output - scripts rely on it */ + + IWL_ERR(mvm, "Loaded firmware version: %s\n", mvm->fw->fw_version); + + trace_iwlwifi_dev_ucode_error(trans->dev, table.error_id, table.tsf_low, + table.data1, table.data2, table.data3, + table.blink1, table.blink2, table.ilink1, + table.ilink2, table.bcon_time, table.gp1, + table.gp2, table.gp3, table.major, + table.minor, table.hw_ver, table.brd_ver); + IWL_ERR(mvm, "0x%08X | %-28s\n", table.error_id, + desc_lookup(table.error_id)); + IWL_ERR(mvm, "0x%08X | uPc\n", table.pc); + IWL_ERR(mvm, "0x%08X | branchlink1\n", table.blink1); + IWL_ERR(mvm, "0x%08X | branchlink2\n", table.blink2); + IWL_ERR(mvm, "0x%08X | interruptlink1\n", table.ilink1); + IWL_ERR(mvm, "0x%08X | interruptlink2\n", table.ilink2); + IWL_ERR(mvm, "0x%08X | data1\n", table.data1); + IWL_ERR(mvm, "0x%08X | data2\n", table.data2); + IWL_ERR(mvm, "0x%08X | data3\n", table.data3); + IWL_ERR(mvm, "0x%08X | beacon time\n", table.bcon_time); + IWL_ERR(mvm, "0x%08X | tsf low\n", table.tsf_low); + IWL_ERR(mvm, "0x%08X | tsf hi\n", table.tsf_hi); + IWL_ERR(mvm, "0x%08X | time gp1\n", table.gp1); + IWL_ERR(mvm, "0x%08X | time gp2\n", table.gp2); + IWL_ERR(mvm, "0x%08X | time gp3\n", table.gp3); + IWL_ERR(mvm, "0x%08X | uCode version major\n", table.major); + IWL_ERR(mvm, "0x%08X | uCode version minor\n", table.minor); + IWL_ERR(mvm, "0x%08X | hw version\n", table.hw_ver); + IWL_ERR(mvm, "0x%08X | board version\n", table.brd_ver); + IWL_ERR(mvm, "0x%08X | hcmd\n", table.hcmd); + IWL_ERR(mvm, "0x%08X | isr0\n", table.isr0); + IWL_ERR(mvm, "0x%08X | isr1\n", table.isr1); + IWL_ERR(mvm, "0x%08X | isr2\n", table.isr2); + IWL_ERR(mvm, "0x%08X | isr3\n", table.isr3); + IWL_ERR(mvm, "0x%08X | isr4\n", table.isr4); + IWL_ERR(mvm, "0x%08X | isr_pref\n", table.isr_pref); + IWL_ERR(mvm, "0x%08X | wait_event\n", table.wait_event); + IWL_ERR(mvm, "0x%08X | l2p_control\n", table.l2p_control); + IWL_ERR(mvm, "0x%08X | l2p_duration\n", table.l2p_duration); + IWL_ERR(mvm, "0x%08X | l2p_mhvalid\n", table.l2p_mhvalid); + IWL_ERR(mvm, "0x%08X | l2p_addr_match\n", table.l2p_addr_match); + IWL_ERR(mvm, "0x%08X | lmpm_pmg_sel\n", table.lmpm_pmg_sel); + IWL_ERR(mvm, "0x%08X | timestamp\n", table.u_timestamp); + IWL_ERR(mvm, "0x%08X | flow_handler\n", table.flow_handler); + + if (mvm->support_umac_log) + iwl_mvm_dump_umac_error_log(mvm); +} void iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, u16 ssn, const struct iwl_trans_txq_scd_cfg *cfg, unsigned int wdg_timeout) @@ -643,6 +777,40 @@ void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif, ieee80211_request_smps(vif, smps_mode); } +int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear) +{ + struct iwl_statistics_cmd scmd = { + .flags = clear ? cpu_to_le32(IWL_STATISTICS_FLG_CLEAR) : 0, + }; + struct iwl_host_cmd cmd = { + .id = STATISTICS_CMD, + .len[0] = sizeof(scmd), + .data[0] = &scmd, + .flags = CMD_WANT_SKB, + }; + int ret; + + ret = iwl_mvm_send_cmd(mvm, &cmd); + if (ret) + return ret; + + iwl_mvm_handle_rx_statistics(mvm, cmd.resp_pkt); + iwl_free_resp(&cmd); + + if (clear) + iwl_mvm_accu_radio_stats(mvm); + + return 0; +} + +void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm) +{ + mvm->accu_radio_stats.rx_time += mvm->radio_stats.rx_time; + mvm->accu_radio_stats.tx_time += mvm->radio_stats.tx_time; + mvm->accu_radio_stats.on_time_rf += mvm->radio_stats.on_time_rf; + mvm->accu_radio_stats.on_time_scan += mvm->radio_stats.on_time_scan; +} + static void iwl_mvm_diversity_iter(void *_data, u8 *mac, struct ieee80211_vif *vif) { @@ -717,25 +885,6 @@ bool iwl_mvm_low_latency(struct iwl_mvm *mvm) return result; } -static void iwl_mvm_idle_iter(void *_data, u8 *mac, struct ieee80211_vif *vif) -{ - bool *idle = _data; - - if (!vif->bss_conf.idle) - *idle = false; -} - -bool iwl_mvm_is_idle(struct iwl_mvm *mvm) -{ - bool idle = true; - - ieee80211_iterate_active_interfaces_atomic( - mvm->hw, IEEE80211_IFACE_ITER_NORMAL, - iwl_mvm_idle_iter, &idle); - - return idle; -} - struct iwl_bss_iter_data { struct ieee80211_vif *vif; bool error; diff --git a/drivers/net/wireless/iwlwifi/pcie/trans.c b/drivers/net/wireless/iwlwifi/pcie/trans.c index 69935aa5a1b3..f31a94160771 100644 --- a/drivers/net/wireless/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/iwlwifi/pcie/trans.c @@ -898,6 +898,9 @@ static int iwl_pcie_load_given_ucode_8000b(struct iwl_trans *trans, IWL_DEBUG_FW(trans, "working with %s CPU\n", image->is_dual_cpus ? "Dual" : "Single"); + if (trans->dbg_dest_tlv) + iwl_pcie_apply_destination(trans); + /* configure the ucode to be ready to get the secured image */ /* release CPU reset */ iwl_write_prph(trans, RELEASE_CPU_RESET, RELEASE_CPU_RESET_BIT); @@ -914,9 +917,6 @@ static int iwl_pcie_load_given_ucode_8000b(struct iwl_trans *trans, if (ret) return ret; - if (trans->dbg_dest_tlv) - iwl_pcie_apply_destination(trans); - /* wait for image verification to complete */ ret = iwl_poll_prph_bit(trans, LMPM_SECURE_BOOT_CPU1_STATUS_ADDR_B0, LMPM_SECURE_BOOT_STATUS_SUCCESS, diff --git a/drivers/net/wireless/libertas/debugfs.c b/drivers/net/wireless/libertas/debugfs.c index cc6a0a586f0b..26cbf1dcc662 100644 --- a/drivers/net/wireless/libertas/debugfs.c +++ b/drivers/net/wireless/libertas/debugfs.c @@ -742,8 +742,7 @@ void lbs_debugfs_init(void) void lbs_debugfs_remove(void) { - if (lbs_dir) - debugfs_remove(lbs_dir); + debugfs_remove(lbs_dir); } void lbs_debugfs_init_one(struct lbs_private *priv, struct net_device *dev) diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c index a47eb55bb6da..220117d11b0b 100644 --- a/drivers/net/wireless/mwifiex/cfg80211.c +++ b/drivers/net/wireless/mwifiex/cfg80211.c @@ -2397,7 +2397,6 @@ mwifiex_setup_ht_caps(struct ieee80211_sta_ht_cap *ht_info, ht_info->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; } -#define MWIFIEX_MAX_WQ_LEN 30 /* * create a new virtual interface with the given name */ @@ -2411,7 +2410,6 @@ struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy, struct mwifiex_private *priv; struct net_device *dev; void *mdev_priv; - char dfs_cac_str[MWIFIEX_MAX_WQ_LEN], dfs_chsw_str[MWIFIEX_MAX_WQ_LEN]; if (!adapter) return ERR_PTR(-EFAULT); @@ -2576,12 +2574,10 @@ struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy, return ERR_PTR(-EFAULT); } - strcpy(dfs_cac_str, "MWIFIEX_DFS_CAC"); - strcat(dfs_cac_str, name); - priv->dfs_cac_workqueue = alloc_workqueue(dfs_cac_str, + priv->dfs_cac_workqueue = alloc_workqueue("MWIFIEX_DFS_CAC%s", WQ_HIGHPRI | WQ_MEM_RECLAIM | - WQ_UNBOUND, 1); + WQ_UNBOUND, 1, name); if (!priv->dfs_cac_workqueue) { wiphy_err(wiphy, "cannot register virtual network device\n"); free_netdev(dev); @@ -2594,11 +2590,9 @@ struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy, INIT_DELAYED_WORK(&priv->dfs_cac_work, mwifiex_dfs_cac_work_queue); - strcpy(dfs_chsw_str, "MWIFIEX_DFS_CHSW"); - strcat(dfs_chsw_str, name); - priv->dfs_chan_sw_workqueue = alloc_workqueue(dfs_chsw_str, + priv->dfs_chan_sw_workqueue = alloc_workqueue("MWIFIEX_DFS_CHSW%s", WQ_HIGHPRI | WQ_UNBOUND | - WQ_MEM_RECLAIM, 1); + WQ_MEM_RECLAIM, 1, name); if (!priv->dfs_chan_sw_workqueue) { wiphy_err(wiphy, "cannot register virtual network device\n"); free_netdev(dev); diff --git a/drivers/net/wireless/mwifiex/decl.h b/drivers/net/wireless/mwifiex/decl.h index 88d0eade6bb1..cf2fa110e251 100644 --- a/drivers/net/wireless/mwifiex/decl.h +++ b/drivers/net/wireless/mwifiex/decl.h @@ -33,6 +33,7 @@ #define MWIFIEX_MAX_BSS_NUM (3) #define MWIFIEX_DMA_ALIGN_SZ 64 +#define MWIFIEX_RX_HEADROOM 64 #define MAX_TXPD_SZ 32 #define INTF_HDR_ALIGN 4 diff --git a/drivers/net/wireless/mwifiex/init.c b/drivers/net/wireless/mwifiex/init.c index b77ba743e1c4..2e1df027b204 100644 --- a/drivers/net/wireless/mwifiex/init.c +++ b/drivers/net/wireless/mwifiex/init.c @@ -296,7 +296,6 @@ static void mwifiex_init_adapter(struct mwifiex_adapter *adapter) memset(&adapter->arp_filter, 0, sizeof(adapter->arp_filter)); adapter->arp_filter_size = 0; adapter->max_mgmt_ie_index = MAX_MGMT_IE_INDEX; - adapter->ext_scan = false; adapter->key_api_major_ver = 0; adapter->key_api_minor_ver = 0; memset(adapter->perm_addr, 0xff, ETH_ALEN); diff --git a/drivers/net/wireless/mwifiex/main.c b/drivers/net/wireless/mwifiex/main.c index 7e74b4fccddd..74488aba92bd 100644 --- a/drivers/net/wireless/mwifiex/main.c +++ b/drivers/net/wireless/mwifiex/main.c @@ -190,14 +190,16 @@ int mwifiex_main_process(struct mwifiex_adapter *adapter) /* Check if already processing */ if (adapter->mwifiex_processing) { + adapter->more_task_flag = true; spin_unlock_irqrestore(&adapter->main_proc_lock, flags); goto exit_main_proc; } else { adapter->mwifiex_processing = true; - spin_unlock_irqrestore(&adapter->main_proc_lock, flags); } process_start: do { + adapter->more_task_flag = false; + spin_unlock_irqrestore(&adapter->main_proc_lock, flags); if ((adapter->hw_status == MWIFIEX_HW_STATUS_CLOSING) || (adapter->hw_status == MWIFIEX_HW_STATUS_NOT_READY)) break; @@ -238,6 +240,7 @@ process_start: adapter->pm_wakeup_fw_try = true; mod_timer(&adapter->wakeup_timer, jiffies + (HZ*3)); adapter->if_ops.wakeup(adapter); + spin_lock_irqsave(&adapter->main_proc_lock, flags); continue; } @@ -295,8 +298,10 @@ process_start: if ((adapter->ps_state == PS_STATE_SLEEP) || (adapter->ps_state == PS_STATE_PRE_SLEEP) || (adapter->ps_state == PS_STATE_SLEEP_CFM) || - adapter->tx_lock_flag) + adapter->tx_lock_flag){ + spin_lock_irqsave(&adapter->main_proc_lock, flags); continue; + } if (!adapter->cmd_sent && !adapter->curr_cmd) { if (mwifiex_exec_next_cmd(adapter) == -1) { @@ -330,15 +335,12 @@ process_start: } break; } + spin_lock_irqsave(&adapter->main_proc_lock, flags); } while (true); spin_lock_irqsave(&adapter->main_proc_lock, flags); - if (!adapter->delay_main_work && - (adapter->int_status || IS_CARD_RX_RCVD(adapter))) { - spin_unlock_irqrestore(&adapter->main_proc_lock, flags); + if (adapter->more_task_flag) goto process_start; - } - adapter->mwifiex_processing = false; spin_unlock_irqrestore(&adapter->main_proc_lock, flags); diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h index f0a6af179af0..16be45e9a66a 100644 --- a/drivers/net/wireless/mwifiex/main.h +++ b/drivers/net/wireless/mwifiex/main.h @@ -140,6 +140,9 @@ enum { #define MWIFIEX_DRV_INFO_SIZE_MAX 0x40000 +/* Address alignment */ +#define MWIFIEX_ALIGN_ADDR(p, a) (((long)(p) + (a) - 1) & ~((a) - 1)) + struct mwifiex_dbg { u32 num_cmd_host_to_card_failure; u32 num_cmd_sleep_cfm_host_to_card_failure; @@ -774,6 +777,7 @@ struct mwifiex_adapter { /* spin lock for main process */ spinlock_t main_proc_lock; u32 mwifiex_processing; + u8 more_task_flag; u16 tx_buf_size; u16 curr_tx_buf_size; u32 ioport; @@ -1417,6 +1421,7 @@ u8 mwifiex_adjust_data_rate(struct mwifiex_private *priv, u8 rx_rate, u8 ht_info); void mwifiex_dump_drv_info(struct mwifiex_adapter *adapter); +void *mwifiex_alloc_rx_buf(int rx_len, gfp_t flags); #ifdef CONFIG_DEBUG_FS void mwifiex_debugfs_init(void); diff --git a/drivers/net/wireless/mwifiex/pcie.c b/drivers/net/wireless/mwifiex/pcie.c index a5828da59365..4b463c3b9906 100644 --- a/drivers/net/wireless/mwifiex/pcie.c +++ b/drivers/net/wireless/mwifiex/pcie.c @@ -203,7 +203,7 @@ static int mwifiex_pcie_probe(struct pci_dev *pdev, card->pcie.reg = data->reg; card->pcie.blksz_fw_dl = data->blksz_fw_dl; card->pcie.tx_buf_size = data->tx_buf_size; - card->pcie.supports_fw_dump = data->supports_fw_dump; + card->pcie.can_dump_fw = data->can_dump_fw; card->pcie.can_ext_scan = data->can_ext_scan; } @@ -498,7 +498,8 @@ static int mwifiex_init_rxq_ring(struct mwifiex_adapter *adapter) for (i = 0; i < MWIFIEX_MAX_TXRX_BD; i++) { /* Allocate skb here so that firmware can DMA data from it */ - skb = dev_alloc_skb(MWIFIEX_RX_DATA_BUF_SIZE); + skb = mwifiex_alloc_rx_buf(MWIFIEX_RX_DATA_BUF_SIZE, + GFP_KERNEL | GFP_DMA); if (!skb) { dev_err(adapter->dev, "Unable to allocate skb for RX ring.\n"); @@ -1297,7 +1298,8 @@ static int mwifiex_pcie_process_recv_data(struct mwifiex_adapter *adapter) } } - skb_tmp = dev_alloc_skb(MWIFIEX_RX_DATA_BUF_SIZE); + skb_tmp = mwifiex_alloc_rx_buf(MWIFIEX_RX_DATA_BUF_SIZE, + GFP_KERNEL | GFP_DMA); if (!skb_tmp) { dev_err(adapter->dev, "Unable to allocate skb.\n"); @@ -2271,7 +2273,7 @@ static void mwifiex_pcie_fw_dump_work(struct mwifiex_adapter *adapter) int ret; static char *env[] = { "DRIVER=mwifiex_pcie", "EVENT=fw_dump", NULL }; - if (!card->pcie.supports_fw_dump) + if (!card->pcie.can_dump_fw) return; for (idx = 0; idx < ARRAY_SIZE(mem_type_mapping_tbl); idx++) { diff --git a/drivers/net/wireless/mwifiex/pcie.h b/drivers/net/wireless/mwifiex/pcie.h index 666d40e9dbc3..0e7ee8b72358 100644 --- a/drivers/net/wireless/mwifiex/pcie.h +++ b/drivers/net/wireless/mwifiex/pcie.h @@ -205,7 +205,7 @@ struct mwifiex_pcie_device { const struct mwifiex_pcie_card_reg *reg; u16 blksz_fw_dl; u16 tx_buf_size; - bool supports_fw_dump; + bool can_dump_fw; bool can_ext_scan; }; @@ -214,7 +214,7 @@ static const struct mwifiex_pcie_device mwifiex_pcie8766 = { .reg = &mwifiex_reg_8766, .blksz_fw_dl = MWIFIEX_PCIE_BLOCK_SIZE_FW_DNLD, .tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_2K, - .supports_fw_dump = false, + .can_dump_fw = false, .can_ext_scan = true, }; @@ -223,7 +223,7 @@ static const struct mwifiex_pcie_device mwifiex_pcie8897 = { .reg = &mwifiex_reg_8897, .blksz_fw_dl = MWIFIEX_PCIE_BLOCK_SIZE_FW_DNLD, .tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_4K, - .supports_fw_dump = true, + .can_dump_fw = true, .can_ext_scan = true, }; diff --git a/drivers/net/wireless/mwifiex/sdio.c b/drivers/net/wireless/mwifiex/sdio.c index 91e36cda9543..57d85ab442bf 100644 --- a/drivers/net/wireless/mwifiex/sdio.c +++ b/drivers/net/wireless/mwifiex/sdio.c @@ -105,8 +105,8 @@ mwifiex_sdio_probe(struct sdio_func *func, const struct sdio_device_id *id) card->tx_buf_size = data->tx_buf_size; card->mp_tx_agg_buf_size = data->mp_tx_agg_buf_size; card->mp_rx_agg_buf_size = data->mp_rx_agg_buf_size; - card->supports_fw_dump = data->supports_fw_dump; - card->auto_tdls = data->auto_tdls; + card->can_dump_fw = data->can_dump_fw; + card->can_auto_tdls = data->can_auto_tdls; card->can_ext_scan = data->can_ext_scan; } @@ -1357,7 +1357,7 @@ static int mwifiex_process_int_status(struct mwifiex_adapter *adapter) return -1; rx_len = (u16) (rx_blocks * MWIFIEX_SDIO_BLOCK_SIZE); - skb = dev_alloc_skb(rx_len); + skb = mwifiex_alloc_rx_buf(rx_len, GFP_KERNEL | GFP_DMA); if (!skb) return -1; @@ -1454,7 +1454,8 @@ static int mwifiex_process_int_status(struct mwifiex_adapter *adapter) } rx_len = (u16) (rx_blocks * MWIFIEX_SDIO_BLOCK_SIZE); - skb = dev_alloc_skb(rx_len); + skb = mwifiex_alloc_rx_buf(rx_len, + GFP_KERNEL | GFP_DMA); if (!skb) { dev_err(adapter->dev, "%s: failed to alloc skb", @@ -1887,7 +1888,7 @@ static int mwifiex_init_sdio(struct mwifiex_adapter *adapter) return -1; } - adapter->auto_tdls = card->auto_tdls; + adapter->auto_tdls = card->can_auto_tdls; adapter->ext_scan = card->can_ext_scan; return ret; } @@ -2032,7 +2033,7 @@ static void mwifiex_sdio_fw_dump_work(struct work_struct *work) mwifiex_dump_drv_info(adapter); - if (!card->supports_fw_dump) + if (!card->can_dump_fw) return; for (idx = 0; idx < ARRAY_SIZE(mem_type_mapping_tbl); idx++) { diff --git a/drivers/net/wireless/mwifiex/sdio.h b/drivers/net/wireless/mwifiex/sdio.h index 957cca246618..c636944c77bc 100644 --- a/drivers/net/wireless/mwifiex/sdio.h +++ b/drivers/net/wireless/mwifiex/sdio.h @@ -238,9 +238,6 @@ struct sdio_mmc_card { const struct mwifiex_sdio_card_reg *reg; u8 max_ports; u8 mp_agg_pkt_limit; - bool supports_sdio_new_mode; - bool has_control_mask; - bool supports_fw_dump; u16 tx_buf_size; u32 mp_tx_agg_buf_size; u32 mp_rx_agg_buf_size; @@ -255,7 +252,10 @@ struct sdio_mmc_card { u8 curr_wr_port; u8 *mp_regs; - u8 auto_tdls; + bool supports_sdio_new_mode; + bool has_control_mask; + bool can_dump_fw; + bool can_auto_tdls; bool can_ext_scan; struct mwifiex_sdio_mpa_tx mpa_tx; @@ -267,13 +267,13 @@ struct mwifiex_sdio_device { const struct mwifiex_sdio_card_reg *reg; u8 max_ports; u8 mp_agg_pkt_limit; - bool supports_sdio_new_mode; - bool has_control_mask; - bool supports_fw_dump; u16 tx_buf_size; u32 mp_tx_agg_buf_size; u32 mp_rx_agg_buf_size; - u8 auto_tdls; + bool supports_sdio_new_mode; + bool has_control_mask; + bool can_dump_fw; + bool can_auto_tdls; bool can_ext_scan; }; @@ -412,13 +412,13 @@ static const struct mwifiex_sdio_device mwifiex_sdio_sd8786 = { .reg = &mwifiex_reg_sd87xx, .max_ports = 16, .mp_agg_pkt_limit = 8, - .supports_sdio_new_mode = false, - .has_control_mask = true, .tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_2K, .mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K, .mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K, - .supports_fw_dump = false, - .auto_tdls = false, + .supports_sdio_new_mode = false, + .has_control_mask = true, + .can_dump_fw = false, + .can_auto_tdls = false, .can_ext_scan = false, }; @@ -427,13 +427,13 @@ static const struct mwifiex_sdio_device mwifiex_sdio_sd8787 = { .reg = &mwifiex_reg_sd87xx, .max_ports = 16, .mp_agg_pkt_limit = 8, - .supports_sdio_new_mode = false, - .has_control_mask = true, .tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_2K, .mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K, .mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K, - .supports_fw_dump = false, - .auto_tdls = false, + .supports_sdio_new_mode = false, + .has_control_mask = true, + .can_dump_fw = false, + .can_auto_tdls = false, .can_ext_scan = true, }; @@ -442,13 +442,13 @@ static const struct mwifiex_sdio_device mwifiex_sdio_sd8797 = { .reg = &mwifiex_reg_sd87xx, .max_ports = 16, .mp_agg_pkt_limit = 8, - .supports_sdio_new_mode = false, - .has_control_mask = true, .tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_2K, .mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K, .mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K, - .supports_fw_dump = false, - .auto_tdls = false, + .supports_sdio_new_mode = false, + .has_control_mask = true, + .can_dump_fw = false, + .can_auto_tdls = false, .can_ext_scan = true, }; @@ -457,13 +457,13 @@ static const struct mwifiex_sdio_device mwifiex_sdio_sd8897 = { .reg = &mwifiex_reg_sd8897, .max_ports = 32, .mp_agg_pkt_limit = 16, - .supports_sdio_new_mode = true, - .has_control_mask = false, .tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_4K, .mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_32K, .mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_32K, - .supports_fw_dump = true, - .auto_tdls = false, + .supports_sdio_new_mode = true, + .has_control_mask = false, + .can_dump_fw = true, + .can_auto_tdls = false, .can_ext_scan = true, }; @@ -472,13 +472,13 @@ static const struct mwifiex_sdio_device mwifiex_sdio_sd8887 = { .reg = &mwifiex_reg_sd8887, .max_ports = 32, .mp_agg_pkt_limit = 16, - .supports_sdio_new_mode = true, - .has_control_mask = false, - .tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_4K, + .tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_2K, .mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_32K, .mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_32K, - .supports_fw_dump = false, - .auto_tdls = true, + .supports_sdio_new_mode = true, + .has_control_mask = false, + .can_dump_fw = false, + .can_auto_tdls = true, .can_ext_scan = true, }; @@ -492,8 +492,8 @@ static const struct mwifiex_sdio_device mwifiex_sdio_sd8801 = { .tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_2K, .mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K, .mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K, - .supports_fw_dump = false, - .auto_tdls = false, + .can_dump_fw = false, + .can_auto_tdls = false, .can_ext_scan = true, }; diff --git a/drivers/net/wireless/mwifiex/txrx.c b/drivers/net/wireless/mwifiex/txrx.c index ac93557cbdc9..ea4549f0e0b9 100644 --- a/drivers/net/wireless/mwifiex/txrx.c +++ b/drivers/net/wireless/mwifiex/txrx.c @@ -80,11 +80,13 @@ EXPORT_SYMBOL_GPL(mwifiex_handle_rx_packet); int mwifiex_process_tx(struct mwifiex_private *priv, struct sk_buff *skb, struct mwifiex_tx_param *tx_param) { - int ret = -1; + int hroom, ret = -1; struct mwifiex_adapter *adapter = priv->adapter; u8 *head_ptr; struct txpd *local_tx_pd = NULL; + hroom = (adapter->iface_type == MWIFIEX_USB) ? 0 : INTF_HEADER_LEN; + if (priv->bss_role == MWIFIEX_BSS_ROLE_UAP) head_ptr = mwifiex_process_uap_txpd(priv, skb); else @@ -92,11 +94,9 @@ int mwifiex_process_tx(struct mwifiex_private *priv, struct sk_buff *skb, if (head_ptr) { if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA) - local_tx_pd = - (struct txpd *) (head_ptr + INTF_HEADER_LEN); + local_tx_pd = (struct txpd *)(head_ptr + hroom); if (adapter->iface_type == MWIFIEX_USB) { adapter->data_sent = true; - skb_pull(skb, INTF_HEADER_LEN); ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_USB_EP_DATA, skb, NULL); diff --git a/drivers/net/wireless/mwifiex/util.c b/drivers/net/wireless/mwifiex/util.c index 308550611f22..2148a573396b 100644 --- a/drivers/net/wireless/mwifiex/util.c +++ b/drivers/net/wireless/mwifiex/util.c @@ -367,6 +367,13 @@ mwifiex_process_mgmt_packet(struct mwifiex_private *priv, if (!skb) return -1; + if (!priv->mgmt_frame_mask || + priv->wdev.iftype == NL80211_IFTYPE_UNSPECIFIED) { + dev_dbg(priv->adapter->dev, + "do not receive mgmt frames on uninitialized intf"); + return -1; + } + rx_pd = (struct rxpd *)skb->data; skb_pull(skb, le16_to_cpu(rx_pd->rx_pkt_offset)); @@ -624,3 +631,26 @@ void mwifiex_hist_data_reset(struct mwifiex_private *priv) for (ix = 0; ix < MWIFIEX_MAX_SIG_STRENGTH; ix++) atomic_set(&phist_data->sig_str[ix], 0); } + +void *mwifiex_alloc_rx_buf(int rx_len, gfp_t flags) +{ + struct sk_buff *skb; + int buf_len, pad; + + buf_len = rx_len + MWIFIEX_RX_HEADROOM + MWIFIEX_DMA_ALIGN_SZ; + + skb = __dev_alloc_skb(buf_len, flags); + + if (!skb) + return NULL; + + skb_reserve(skb, MWIFIEX_RX_HEADROOM); + + pad = MWIFIEX_ALIGN_ADDR(skb->data, MWIFIEX_DMA_ALIGN_SZ) - + (long)skb->data; + + skb_reserve(skb, pad); + + return skb; +} +EXPORT_SYMBOL_GPL(mwifiex_alloc_rx_buf); diff --git a/drivers/net/wireless/rtlwifi/base.h b/drivers/net/wireless/rtlwifi/base.h index c6cb49c3ee32..dee4ac2f27e2 100644 --- a/drivers/net/wireless/rtlwifi/base.h +++ b/drivers/net/wireless/rtlwifi/base.h @@ -45,9 +45,6 @@ enum ap_peer { #define RTL_TX_DESC_SIZE 32 #define RTL_TX_HEADER_SIZE (RTL_TX_DESC_SIZE + RTL_TX_DUMMY_SIZE) -#define HT_AMSDU_SIZE_4K 3839 -#define HT_AMSDU_SIZE_8K 7935 - #define MAX_BIT_RATE_40MHZ_MCS15 300 /* Mbps */ #define MAX_BIT_RATE_40MHZ_MCS7 150 /* Mbps */ @@ -61,9 +58,6 @@ enum ap_peer { #define MAX_BIT_RATE_LONG_GI_1NSS_80MHZ_MCS9 390 /* Mbps */ #define MAX_BIT_RATE_LONG_GI_1NSS_80MHZ_MCS7 293 /* Mbps */ -#define RTL_RATE_COUNT_LEGACY 12 -#define RTL_CHANNEL_COUNT 14 - #define FRAME_OFFSET_FRAME_CONTROL 0 #define FRAME_OFFSET_DURATION 2 #define FRAME_OFFSET_ADDRESS1 4 diff --git a/drivers/net/wireless/rtlwifi/cam.h b/drivers/net/wireless/rtlwifi/cam.h index 35508087c0c5..e2e647d511c1 100644 --- a/drivers/net/wireless/rtlwifi/cam.h +++ b/drivers/net/wireless/rtlwifi/cam.h @@ -28,13 +28,11 @@ #define CAM_CONTENT_COUNT 8 -#define CFG_DEFAULT_KEY BIT(5) #define CFG_VALID BIT(15) #define PAIRWISE_KEYIDX 0 #define CAM_PAIRWISE_KEY_POSITION 4 -#define CAM_CONFIG_USEDK 1 #define CAM_CONFIG_NO_USEDK 0 void rtl_cam_reset_all_entry(struct ieee80211_hw *hw); diff --git a/drivers/net/wireless/rtlwifi/core.h b/drivers/net/wireless/rtlwifi/core.h index 7b64e34f421e..82733c6b8c46 100644 --- a/drivers/net/wireless/rtlwifi/core.h +++ b/drivers/net/wireless/rtlwifi/core.h @@ -33,8 +33,6 @@ FIF_FCSFAIL | \ FIF_BCN_PRBRESP_PROMISC) -#define RTL_SUPPORTED_CTRL_FILTER 0xFF - #define DM_DIG_THRESH_HIGH 40 #define DM_DIG_THRESH_LOW 35 #define DM_FALSEALARM_THRESH_LOW 400 diff --git a/drivers/net/wireless/rtlwifi/efuse.h b/drivers/net/wireless/rtlwifi/efuse.h index fdab8240a5d7..be02e7894c61 100644 --- a/drivers/net/wireless/rtlwifi/efuse.h +++ b/drivers/net/wireless/rtlwifi/efuse.h @@ -40,12 +40,6 @@ #define PG_STATE_WORD_3 0x10 #define PG_STATE_DATA 0x20 -#define PG_SWBYTE_H 0x01 -#define PG_SWBYTE_L 0x02 - -#define _POWERON_DELAY_ -#define _PRE_EXECUTE_READ_CMD_ - #define EFUSE_REPEAT_THRESHOLD_ 3 #define EFUSE_ERROE_HANDLE 1 diff --git a/drivers/net/wireless/rtlwifi/rtl8188ee/def.h b/drivers/net/wireless/rtlwifi/rtl8188ee/def.h index d9ea9d0c79a5..0532b9852444 100644 --- a/drivers/net/wireless/rtlwifi/rtl8188ee/def.h +++ b/drivers/net/wireless/rtlwifi/rtl8188ee/def.h @@ -26,53 +26,12 @@ #ifndef __RTL92C_DEF_H__ #define __RTL92C_DEF_H__ -#define HAL_RETRY_LIMIT_INFRA 48 -#define HAL_RETRY_LIMIT_AP_ADHOC 7 - -#define RESET_DELAY_8185 20 - -#define RT_IBSS_INT_MASKS (IMR_BCNINT | IMR_TBDOK | IMR_TBDER) -#define RT_AC_INT_MASKS (IMR_VIDOK | IMR_VODOK | IMR_BEDOK|IMR_BKDOK) - -#define NUM_OF_FIRMWARE_QUEUE 10 -#define NUM_OF_PAGES_IN_FW 0x100 -#define NUM_OF_PAGE_IN_FW_QUEUE_BK 0x07 -#define NUM_OF_PAGE_IN_FW_QUEUE_BE 0x07 -#define NUM_OF_PAGE_IN_FW_QUEUE_VI 0x07 -#define NUM_OF_PAGE_IN_FW_QUEUE_VO 0x07 -#define NUM_OF_PAGE_IN_FW_QUEUE_HCCA 0x0 -#define NUM_OF_PAGE_IN_FW_QUEUE_CMD 0x0 -#define NUM_OF_PAGE_IN_FW_QUEUE_MGNT 0x02 -#define NUM_OF_PAGE_IN_FW_QUEUE_HIGH 0x02 -#define NUM_OF_PAGE_IN_FW_QUEUE_BCN 0x2 -#define NUM_OF_PAGE_IN_FW_QUEUE_PUB 0xA1 - -#define NUM_OF_PAGE_IN_FW_QUEUE_BK_DTM 0x026 -#define NUM_OF_PAGE_IN_FW_QUEUE_BE_DTM 0x048 -#define NUM_OF_PAGE_IN_FW_QUEUE_VI_DTM 0x048 -#define NUM_OF_PAGE_IN_FW_QUEUE_VO_DTM 0x026 -#define NUM_OF_PAGE_IN_FW_QUEUE_PUB_DTM 0x00 - -#define MAX_LINES_HWCONFIG_TXT 1000 -#define MAX_BYTES_LINE_HWCONFIG_TXT 256 - -#define SW_THREE_WIRE 0 -#define HW_THREE_WIRE 2 - -#define BT_DEMO_BOARD 0 -#define BT_QA_BOARD 1 -#define BT_FPGA 2 - #define HAL_PRIME_CHNL_OFFSET_DONT_CARE 0 #define HAL_PRIME_CHNL_OFFSET_LOWER 1 #define HAL_PRIME_CHNL_OFFSET_UPPER 2 -#define MAX_H2C_QUEUE_NUM 10 - #define RX_MPDU_QUEUE 0 #define RX_CMD_QUEUE 1 -#define RX_MAX_QUEUE 2 -#define AC2QUEUEID(_AC) (_AC) #define C2H_RX_CMD_HDR_LEN 8 #define GET_C2H_CMD_CMD_LEN(__prxhdr) \ diff --git a/drivers/net/wireless/rtlwifi/rtl8188ee/hw.c b/drivers/net/wireless/rtlwifi/rtl8188ee/hw.c index f2b9713c456e..edc2cbb6253c 100644 --- a/drivers/net/wireless/rtlwifi/rtl8188ee/hw.c +++ b/drivers/net/wireless/rtlwifi/rtl8188ee/hw.c @@ -566,7 +566,7 @@ void rtl88ee_set_hw_reg(struct ieee80211_hw *hw, u8 variable, u8 *val) acm_ctrl &= (~ACMHW_VIQEN); break; case AC3_VO: - acm_ctrl &= (~ACMHW_BEQEN); + acm_ctrl &= (~ACMHW_VOQEN); break; default: RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, diff --git a/drivers/net/wireless/rtlwifi/rtl8188ee/phy.c b/drivers/net/wireless/rtlwifi/rtl8188ee/phy.c index 3f6c59cdeaba..a2bb02c7b837 100644 --- a/drivers/net/wireless/rtlwifi/rtl8188ee/phy.c +++ b/drivers/net/wireless/rtlwifi/rtl8188ee/phy.c @@ -452,9 +452,10 @@ static void handle_branch1(struct ieee80211_hw *hw, u16 arraylen, READ_NEXT_PAIR(v1, v2, i); while (v2 != 0xDEAD && v2 != 0xCDEF && - v2 != 0xCDCD && i < arraylen - 2) + v2 != 0xCDCD && i < arraylen - 2) { _rtl8188e_config_bb_reg(hw, v1, v2); READ_NEXT_PAIR(v1, v2, i); + } while (v2 != 0xDEAD && i < arraylen - 2) READ_NEXT_PAIR(v1, v2, i); diff --git a/drivers/net/wireless/rtlwifi/rtl8188ee/rf.h b/drivers/net/wireless/rtlwifi/rtl8188ee/rf.h index 5c1472d88fd4..0eca030e3238 100644 --- a/drivers/net/wireless/rtlwifi/rtl8188ee/rf.h +++ b/drivers/net/wireless/rtlwifi/rtl8188ee/rf.h @@ -27,7 +27,6 @@ #define __RTL92C_RF_H__ #define RF6052_MAX_TX_PWR 0x3F -#define RF6052_MAX_REG 0x3F void rtl88e_phy_rf6052_set_bandwidth(struct ieee80211_hw *hw, u8 bandwidth); diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/def.h b/drivers/net/wireless/rtlwifi/rtl8192ce/def.h index 9b660df6fd71..690a7a1675e2 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192ce/def.h +++ b/drivers/net/wireless/rtlwifi/rtl8192ce/def.h @@ -30,59 +30,18 @@ #ifndef __RTL92C_DEF_H__ #define __RTL92C_DEF_H__ -#define HAL_RETRY_LIMIT_INFRA 48 -#define HAL_RETRY_LIMIT_AP_ADHOC 7 - #define PHY_RSSI_SLID_WIN_MAX 100 #define PHY_LINKQUALITY_SLID_WIN_MAX 20 #define PHY_BEACON_RSSI_SLID_WIN_MAX 10 -#define RESET_DELAY_8185 20 - -#define RT_IBSS_INT_MASKS (IMR_BCNINT | IMR_TBDOK | IMR_TBDER) -#define RT_AC_INT_MASKS (IMR_VIDOK | IMR_VODOK | IMR_BEDOK|IMR_BKDOK) - -#define NUM_OF_FIRMWARE_QUEUE 10 -#define NUM_OF_PAGES_IN_FW 0x100 -#define NUM_OF_PAGE_IN_FW_QUEUE_BK 0x07 -#define NUM_OF_PAGE_IN_FW_QUEUE_BE 0x07 -#define NUM_OF_PAGE_IN_FW_QUEUE_VI 0x07 -#define NUM_OF_PAGE_IN_FW_QUEUE_VO 0x07 -#define NUM_OF_PAGE_IN_FW_QUEUE_HCCA 0x0 -#define NUM_OF_PAGE_IN_FW_QUEUE_CMD 0x0 -#define NUM_OF_PAGE_IN_FW_QUEUE_MGNT 0x02 -#define NUM_OF_PAGE_IN_FW_QUEUE_HIGH 0x02 -#define NUM_OF_PAGE_IN_FW_QUEUE_BCN 0x2 -#define NUM_OF_PAGE_IN_FW_QUEUE_PUB 0xA1 - -#define NUM_OF_PAGE_IN_FW_QUEUE_BK_DTM 0x026 -#define NUM_OF_PAGE_IN_FW_QUEUE_BE_DTM 0x048 -#define NUM_OF_PAGE_IN_FW_QUEUE_VI_DTM 0x048 -#define NUM_OF_PAGE_IN_FW_QUEUE_VO_DTM 0x026 -#define NUM_OF_PAGE_IN_FW_QUEUE_PUB_DTM 0x00 - -#define MAX_LINES_HWCONFIG_TXT 1000 -#define MAX_BYTES_LINE_HWCONFIG_TXT 256 - -#define SW_THREE_WIRE 0 -#define HW_THREE_WIRE 2 - -#define BT_DEMO_BOARD 0 -#define BT_QA_BOARD 1 -#define BT_FPGA 2 - #define RX_SMOOTH_FACTOR 20 #define HAL_PRIME_CHNL_OFFSET_DONT_CARE 0 #define HAL_PRIME_CHNL_OFFSET_LOWER 1 #define HAL_PRIME_CHNL_OFFSET_UPPER 2 -#define MAX_H2C_QUEUE_NUM 10 - #define RX_MPDU_QUEUE 0 #define RX_CMD_QUEUE 1 -#define RX_MAX_QUEUE 2 -#define AC2QUEUEID(_AC) (_AC) #define C2H_RX_CMD_HDR_LEN 8 #define GET_C2H_CMD_CMD_LEN(__prxhdr) \ diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c b/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c index 303b299376c9..04eb5c3f8464 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c +++ b/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c @@ -363,7 +363,7 @@ void rtl92ce_set_hw_reg(struct ieee80211_hw *hw, u8 variable, u8 *val) acm_ctrl &= (~AcmHw_ViqEn); break; case AC3_VO: - acm_ctrl &= (~AcmHw_BeqEn); + acm_ctrl &= (~AcmHw_VoqEn); break; default: RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/rf.h b/drivers/net/wireless/rtlwifi/rtl8192ce/rf.h index d8fe68b389d2..ebd72cae10b6 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192ce/rf.h +++ b/drivers/net/wireless/rtlwifi/rtl8192ce/rf.h @@ -31,7 +31,6 @@ #define __RTL92C_RF_H__ #define RF6052_MAX_TX_PWR 0x3F -#define RF6052_MAX_REG 0x3F #define RF6052_MAX_PATH 2 void rtl92ce_phy_rf6052_set_bandwidth(struct ieee80211_hw *hw, u8 bandwidth); diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c b/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c index fe4b699a12f5..0c20dd74d6ec 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c +++ b/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c @@ -1589,6 +1589,8 @@ void rtl92cu_get_hw_reg(struct ieee80211_hw *hw, u8 variable, u8 *val) case HW_VAR_DATA_FILTER: *((u16 *) (val)) = rtl_read_word(rtlpriv, REG_RXFLTMAP2); break; + case HAL_DEF_WOWLAN: + break; default: RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, "switch case not processed\n"); @@ -1871,7 +1873,7 @@ void rtl92cu_set_hw_reg(struct ieee80211_hw *hw, u8 variable, u8 *val) acm_ctrl &= (~AcmHw_ViqEn); break; case AC3_VO: - acm_ctrl &= (~AcmHw_BeqEn); + acm_ctrl &= (~AcmHw_VoqEn); break; default: RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/hw.h b/drivers/net/wireless/rtlwifi/rtl8192cu/hw.h index c1e33b0228c0..67588083e6cc 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192cu/hw.h +++ b/drivers/net/wireless/rtlwifi/rtl8192cu/hw.h @@ -32,8 +32,6 @@ #define H2C_RA_MASK 6 -#define LLT_POLLING_LLT_THRESHOLD 20 -#define LLT_POLLING_READY_TIMEOUT_COUNT 100 #define LLT_LAST_ENTRY_OF_TX_PKT_BUFFER 255 #define RX_PAGE_SIZE_REG_VALUE PBP_128 diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/rf.h b/drivers/net/wireless/rtlwifi/rtl8192cu/rf.h index 11b439d6b671..6f987de5b441 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192cu/rf.h +++ b/drivers/net/wireless/rtlwifi/rtl8192cu/rf.h @@ -31,7 +31,6 @@ #define __RTL92CU_RF_H__ #define RF6052_MAX_TX_PWR 0x3F -#define RF6052_MAX_REG 0x3F #define RF6052_MAX_PATH 2 void rtl92cu_phy_rf6052_set_bandwidth(struct ieee80211_hw *hw, u8 bandwidth); diff --git a/drivers/net/wireless/rtlwifi/rtl8192de/def.h b/drivers/net/wireless/rtlwifi/rtl8192de/def.h index 939c905f547f..0a443ed17cf4 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192de/def.h +++ b/drivers/net/wireless/rtlwifi/rtl8192de/def.h @@ -35,61 +35,22 @@ #define MAX_MSS_DENSITY_1T 0x0A #define RF6052_MAX_TX_PWR 0x3F -#define RF6052_MAX_REG 0x3F #define RF6052_MAX_PATH 2 -#define HAL_RETRY_LIMIT_INFRA 48 -#define HAL_RETRY_LIMIT_AP_ADHOC 7 - #define PHY_RSSI_SLID_WIN_MAX 100 #define PHY_LINKQUALITY_SLID_WIN_MAX 20 #define PHY_BEACON_RSSI_SLID_WIN_MAX 10 -#define RESET_DELAY_8185 20 - -#define RT_IBSS_INT_MASKS (IMR_BCNINT | IMR_TBDOK | IMR_TBDER) #define RT_AC_INT_MASKS (IMR_VIDOK | IMR_VODOK | IMR_BEDOK|IMR_BKDOK) -#define NUM_OF_FIRMWARE_QUEUE 10 -#define NUM_OF_PAGES_IN_FW 0x100 -#define NUM_OF_PAGE_IN_FW_QUEUE_BK 0x07 -#define NUM_OF_PAGE_IN_FW_QUEUE_BE 0x07 -#define NUM_OF_PAGE_IN_FW_QUEUE_VI 0x07 -#define NUM_OF_PAGE_IN_FW_QUEUE_VO 0x07 -#define NUM_OF_PAGE_IN_FW_QUEUE_HCCA 0x0 -#define NUM_OF_PAGE_IN_FW_QUEUE_CMD 0x0 -#define NUM_OF_PAGE_IN_FW_QUEUE_MGNT 0x02 -#define NUM_OF_PAGE_IN_FW_QUEUE_HIGH 0x02 -#define NUM_OF_PAGE_IN_FW_QUEUE_BCN 0x2 -#define NUM_OF_PAGE_IN_FW_QUEUE_PUB 0xA1 - -#define NUM_OF_PAGE_IN_FW_QUEUE_BK_DTM 0x026 -#define NUM_OF_PAGE_IN_FW_QUEUE_BE_DTM 0x048 -#define NUM_OF_PAGE_IN_FW_QUEUE_VI_DTM 0x048 -#define NUM_OF_PAGE_IN_FW_QUEUE_VO_DTM 0x026 -#define NUM_OF_PAGE_IN_FW_QUEUE_PUB_DTM 0x00 - -#define MAX_LINES_HWCONFIG_TXT 1000 -#define MAX_BYTES_LINE_HWCONFIG_TXT 256 - -#define SW_THREE_WIRE 0 -#define HW_THREE_WIRE 2 - -#define BT_DEMO_BOARD 0 -#define BT_QA_BOARD 1 -#define BT_FPGA 2 - #define RX_SMOOTH_FACTOR 20 #define HAL_PRIME_CHNL_OFFSET_DONT_CARE 0 #define HAL_PRIME_CHNL_OFFSET_LOWER 1 #define HAL_PRIME_CHNL_OFFSET_UPPER 2 -#define MAX_H2C_QUEUE_NUM 10 - #define RX_MPDU_QUEUE 0 #define RX_CMD_QUEUE 1 -#define RX_MAX_QUEUE 2 #define C2H_RX_CMD_HDR_LEN 8 #define GET_C2H_CMD_CMD_LEN(__prxhdr) \ diff --git a/drivers/net/wireless/rtlwifi/rtl8192ee/hw.c b/drivers/net/wireless/rtlwifi/rtl8192ee/hw.c index b461b3128da5..db230a3f0137 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192ee/hw.c +++ b/drivers/net/wireless/rtlwifi/rtl8192ee/hw.c @@ -562,7 +562,7 @@ void rtl92ee_set_hw_reg(struct ieee80211_hw *hw, u8 variable, u8 *val) acm_ctrl &= (~ACMHW_VIQEN); break; case AC3_VO: - acm_ctrl &= (~ACMHW_BEQEN); + acm_ctrl &= (~ACMHW_VOQEN); break; default: RT_TRACE(rtlpriv, COMP_ERR, DBG_DMESG, diff --git a/drivers/net/wireless/rtlwifi/rtl8192ee/rf.h b/drivers/net/wireless/rtlwifi/rtl8192ee/rf.h index 8bdeed3c064e..039c0133ad6b 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192ee/rf.h +++ b/drivers/net/wireless/rtlwifi/rtl8192ee/rf.h @@ -27,7 +27,6 @@ #define __RTL92E_RF_H__ #define RF6052_MAX_TX_PWR 0x3F -#define RF6052_MAX_REG 0x3F void rtl92ee_phy_rf6052_set_bandwidth(struct ieee80211_hw *hw, u8 bandwidth); diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/def.h b/drivers/net/wireless/rtlwifi/rtl8192se/def.h index ef87c09b77d0..41466f957cdc 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192se/def.h +++ b/drivers/net/wireless/rtlwifi/rtl8192se/def.h @@ -31,7 +31,6 @@ #define RX_MPDU_QUEUE 0 #define RX_CMD_QUEUE 1 -#define RX_MAX_QUEUE 2 #define SHORT_SLOT_TIME 9 #define NON_SHORT_SLOT_TIME 20 diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/hw.c b/drivers/net/wireless/rtlwifi/rtl8192se/hw.c index 5761d5b49e39..dee88a80bee1 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192se/hw.c +++ b/drivers/net/wireless/rtlwifi/rtl8192se/hw.c @@ -293,7 +293,7 @@ void rtl92se_set_hw_reg(struct ieee80211_hw *hw, u8 variable, u8 *val) acm_ctrl &= (~AcmHw_ViqEn); break; case AC3_VO: - acm_ctrl &= (~AcmHw_BeqEn); + acm_ctrl &= (~AcmHw_VoqEn); break; default: RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, diff --git a/drivers/net/wireless/rtlwifi/rtl8723ae/def.h b/drivers/net/wireless/rtlwifi/rtl8723ae/def.h index 94bdd4bbca5d..bcdf2273688e 100644 --- a/drivers/net/wireless/rtlwifi/rtl8723ae/def.h +++ b/drivers/net/wireless/rtlwifi/rtl8723ae/def.h @@ -26,53 +26,12 @@ #ifndef __RTL8723E_DEF_H__ #define __RTL8723E_DEF_H__ -#define HAL_RETRY_LIMIT_INFRA 48 -#define HAL_RETRY_LIMIT_AP_ADHOC 7 - -#define RESET_DELAY_8185 20 - -#define RT_IBSS_INT_MASKS (IMR_BCNINT | IMR_TBDOK | IMR_TBDER) -#define RT_AC_INT_MASKS (IMR_VIDOK | IMR_VODOK | IMR_BEDOK|IMR_BKDOK) - -#define NUM_OF_FIRMWARE_QUEUE 10 -#define NUM_OF_PAGES_IN_FW 0x100 -#define NUM_OF_PAGE_IN_FW_QUEUE_BK 0x07 -#define NUM_OF_PAGE_IN_FW_QUEUE_BE 0x07 -#define NUM_OF_PAGE_IN_FW_QUEUE_VI 0x07 -#define NUM_OF_PAGE_IN_FW_QUEUE_VO 0x07 -#define NUM_OF_PAGE_IN_FW_QUEUE_HCCA 0x0 -#define NUM_OF_PAGE_IN_FW_QUEUE_CMD 0x0 -#define NUM_OF_PAGE_IN_FW_QUEUE_MGNT 0x02 -#define NUM_OF_PAGE_IN_FW_QUEUE_HIGH 0x02 -#define NUM_OF_PAGE_IN_FW_QUEUE_BCN 0x2 -#define NUM_OF_PAGE_IN_FW_QUEUE_PUB 0xA1 - -#define NUM_OF_PAGE_IN_FW_QUEUE_BK_DTM 0x026 -#define NUM_OF_PAGE_IN_FW_QUEUE_BE_DTM 0x048 -#define NUM_OF_PAGE_IN_FW_QUEUE_VI_DTM 0x048 -#define NUM_OF_PAGE_IN_FW_QUEUE_VO_DTM 0x026 -#define NUM_OF_PAGE_IN_FW_QUEUE_PUB_DTM 0x00 - -#define MAX_LINES_HWCONFIG_TXT 1000 -#define MAX_BYTES_LINE_HWCONFIG_TXT 256 - -#define SW_THREE_WIRE 0 -#define HW_THREE_WIRE 2 - -#define BT_DEMO_BOARD 0 -#define BT_QA_BOARD 1 -#define BT_FPGA 2 - #define HAL_PRIME_CHNL_OFFSET_DONT_CARE 0 #define HAL_PRIME_CHNL_OFFSET_LOWER 1 #define HAL_PRIME_CHNL_OFFSET_UPPER 2 -#define MAX_H2C_QUEUE_NUM 10 - #define RX_MPDU_QUEUE 0 #define RX_CMD_QUEUE 1 -#define RX_MAX_QUEUE 2 -#define AC2QUEUEID(_AC) (_AC) #define C2H_RX_CMD_HDR_LEN 8 #define GET_C2H_CMD_CMD_LEN(__prxhdr) \ diff --git a/drivers/net/wireless/rtlwifi/rtl8723ae/hw.c b/drivers/net/wireless/rtlwifi/rtl8723ae/hw.c index aa085462d0e9..b3b094759f6d 100644 --- a/drivers/net/wireless/rtlwifi/rtl8723ae/hw.c +++ b/drivers/net/wireless/rtlwifi/rtl8723ae/hw.c @@ -362,7 +362,7 @@ void rtl8723e_set_hw_reg(struct ieee80211_hw *hw, u8 variable, u8 *val) acm_ctrl &= (~ACMHW_VIQEN); break; case AC3_VO: - acm_ctrl &= (~ACMHW_BEQEN); + acm_ctrl &= (~ACMHW_VOQEN); break; default: RT_TRACE(rtlpriv, COMP_ERR, DBG_LOUD, diff --git a/drivers/net/wireless/rtlwifi/rtl8723ae/rf.h b/drivers/net/wireless/rtlwifi/rtl8723ae/rf.h index f3f45b16361f..7b44ebc0fac9 100644 --- a/drivers/net/wireless/rtlwifi/rtl8723ae/rf.h +++ b/drivers/net/wireless/rtlwifi/rtl8723ae/rf.h @@ -27,7 +27,6 @@ #define __RTL8723E_RF_H__ #define RF6052_MAX_TX_PWR 0x3F -#define RF6052_MAX_REG 0x3F void rtl8723e_phy_rf6052_set_bandwidth(struct ieee80211_hw *hw, u8 bandwidth); diff --git a/drivers/net/wireless/rtlwifi/rtl8723be/hw.c b/drivers/net/wireless/rtlwifi/rtl8723be/hw.c index 6dad28e77bbb..b46998341c40 100644 --- a/drivers/net/wireless/rtlwifi/rtl8723be/hw.c +++ b/drivers/net/wireless/rtlwifi/rtl8723be/hw.c @@ -603,7 +603,7 @@ void rtl8723be_set_hw_reg(struct ieee80211_hw *hw, u8 variable, u8 *val) acm_ctrl &= (~ACMHW_VIQEN); break; case AC3_VO: - acm_ctrl &= (~ACMHW_BEQEN); + acm_ctrl &= (~ACMHW_VOQEN); break; default: RT_TRACE(rtlpriv, COMP_ERR, DBG_LOUD, diff --git a/drivers/net/wireless/rtlwifi/rtl8723be/rf.h b/drivers/net/wireless/rtlwifi/rtl8723be/rf.h index a6fea106ced4..f423e157020f 100644 --- a/drivers/net/wireless/rtlwifi/rtl8723be/rf.h +++ b/drivers/net/wireless/rtlwifi/rtl8723be/rf.h @@ -27,7 +27,6 @@ #define __RTL8723BE_RF_H__ #define RF6052_MAX_TX_PWR 0x3F -#define RF6052_MAX_REG 0x3F void rtl8723be_phy_rf6052_set_bandwidth(struct ieee80211_hw *hw, u8 bandwidth); diff --git a/drivers/net/wireless/rtlwifi/rtl8821ae/def.h b/drivers/net/wireless/rtlwifi/rtl8821ae/def.h index ee7c208bd070..dfbdf539de1a 100644 --- a/drivers/net/wireless/rtlwifi/rtl8821ae/def.h +++ b/drivers/net/wireless/rtlwifi/rtl8821ae/def.h @@ -118,55 +118,14 @@ #define WIFI_NAV_UPPER_US 30000 #define HAL_92C_NAV_UPPER_UNIT 128 -#define HAL_RETRY_LIMIT_INFRA 48 -#define HAL_RETRY_LIMIT_AP_ADHOC 7 - -#define RESET_DELAY_8185 20 - -#define RT_IBSS_INT_MASKS (IMR_BCNINT | IMR_TBDOK | IMR_TBDER) -#define RT_AC_INT_MASKS (IMR_VIDOK | IMR_VODOK | IMR_BEDOK|IMR_BKDOK) - -#define NUM_OF_FIRMWARE_QUEUE 10 -#define NUM_OF_PAGES_IN_FW 0x100 -#define NUM_OF_PAGE_IN_FW_QUEUE_BK 0x07 -#define NUM_OF_PAGE_IN_FW_QUEUE_BE 0x07 -#define NUM_OF_PAGE_IN_FW_QUEUE_VI 0x07 -#define NUM_OF_PAGE_IN_FW_QUEUE_VO 0x07 -#define NUM_OF_PAGE_IN_FW_QUEUE_HCCA 0x0 -#define NUM_OF_PAGE_IN_FW_QUEUE_CMD 0x0 -#define NUM_OF_PAGE_IN_FW_QUEUE_MGNT 0x02 -#define NUM_OF_PAGE_IN_FW_QUEUE_HIGH 0x02 -#define NUM_OF_PAGE_IN_FW_QUEUE_BCN 0x2 -#define NUM_OF_PAGE_IN_FW_QUEUE_PUB 0xA1 - -#define NUM_OF_PAGE_IN_FW_QUEUE_BK_DTM 0x026 -#define NUM_OF_PAGE_IN_FW_QUEUE_BE_DTM 0x048 -#define NUM_OF_PAGE_IN_FW_QUEUE_VI_DTM 0x048 -#define NUM_OF_PAGE_IN_FW_QUEUE_VO_DTM 0x026 -#define NUM_OF_PAGE_IN_FW_QUEUE_PUB_DTM 0x00 - #define MAX_RX_DMA_BUFFER_SIZE 0x3E80 -#define MAX_LINES_HWCONFIG_TXT 1000 -#define MAX_BYTES_LINE_HWCONFIG_TXT 256 - -#define SW_THREE_WIRE 0 -#define HW_THREE_WIRE 2 - -#define BT_DEMO_BOARD 0 -#define BT_QA_BOARD 1 -#define BT_FPGA 2 - #define HAL_PRIME_CHNL_OFFSET_DONT_CARE 0 #define HAL_PRIME_CHNL_OFFSET_LOWER 1 #define HAL_PRIME_CHNL_OFFSET_UPPER 2 -#define MAX_H2C_QUEUE_NUM 10 - #define RX_MPDU_QUEUE 0 #define RX_CMD_QUEUE 1 -#define RX_MAX_QUEUE 2 -#define AC2QUEUEID(_AC) (_AC) #define MAX_RX_DMA_BUFFER_SIZE_8812 0x3E80 diff --git a/drivers/net/wireless/rtlwifi/rtl8821ae/hw.c b/drivers/net/wireless/rtlwifi/rtl8821ae/hw.c index 8ec8200002c7..2a0a71bac00c 100644 --- a/drivers/net/wireless/rtlwifi/rtl8821ae/hw.c +++ b/drivers/net/wireless/rtlwifi/rtl8821ae/hw.c @@ -667,7 +667,7 @@ void rtl8821ae_set_hw_reg(struct ieee80211_hw *hw, u8 variable, u8 *val) acm_ctrl &= (~ACMHW_VIQEN); break; case AC3_VO: - acm_ctrl &= (~ACMHW_BEQEN); + acm_ctrl &= (~ACMHW_VOQEN); break; default: RT_TRACE(rtlpriv, COMP_ERR, DBG_LOUD, @@ -1515,7 +1515,7 @@ static bool _rtl8821ae_dynamic_rqpn(struct ieee80211_hw *hw, u32 boundary, (u8 *)(&support_remote_wakeup)); RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, - "boundary=0x%#X, NPQ_RQPNValue=0x%#X, RQPNValue=0x%#X\n", + "boundary=%#X, NPQ_RQPNValue=%#X, RQPNValue=%#X\n", boundary, npq_rqpn_value, rqpn_val); /* stop PCIe DMA diff --git a/drivers/net/wireless/rtlwifi/rtl8821ae/rf.h b/drivers/net/wireless/rtlwifi/rtl8821ae/rf.h index d9582ee1c335..efd22bd0b139 100644 --- a/drivers/net/wireless/rtlwifi/rtl8821ae/rf.h +++ b/drivers/net/wireless/rtlwifi/rtl8821ae/rf.h @@ -27,7 +27,6 @@ #define __RTL8821AE_RF_H__ #define RF6052_MAX_TX_PWR 0x3F -#define RF6052_MAX_REG 0x3F void rtl8821ae_phy_rf6052_set_bandwidth(struct ieee80211_hw *hw, u8 bandwidth); diff --git a/drivers/net/wireless/rtlwifi/usb.c b/drivers/net/wireless/rtlwifi/usb.c index 46ee956d0235..f0188c83c79f 100644 --- a/drivers/net/wireless/rtlwifi/usb.c +++ b/drivers/net/wireless/rtlwifi/usb.c @@ -701,12 +701,18 @@ free: static void _rtl_usb_cleanup_rx(struct ieee80211_hw *hw) { + struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_usb *rtlusb = rtl_usbdev(rtl_usbpriv(hw)); struct urb *urb; usb_kill_anchored_urbs(&rtlusb->rx_submitted); tasklet_kill(&rtlusb->rx_work_tasklet); + cancel_work_sync(&rtlpriv->works.lps_change_work); + + flush_workqueue(rtlpriv->works.rtl_wq); + destroy_workqueue(rtlpriv->works.rtl_wq); + skb_queue_purge(&rtlusb->rx_queue); while ((urb = usb_get_from_anchor(&rtlusb->rx_cleanup_urbs))) { @@ -794,8 +800,6 @@ static void rtl_usb_cleanup(struct ieee80211_hw *hw) struct rtl_usb *rtlusb = rtl_usbdev(rtl_usbpriv(hw)); struct ieee80211_tx_info *txinfo; - SET_USB_STOP(rtlusb); - /* clean up rx stuff. */ _rtl_usb_cleanup_rx(hw); @@ -834,7 +838,6 @@ static void rtl_usb_stop(struct ieee80211_hw *hw) cancel_work_sync(&rtlpriv->works.fill_h2c_cmd); /* Enable software */ SET_USB_STOP(rtlusb); - rtl_usb_deinit(hw); rtlpriv->cfg->ops->hw_disable(hw); } @@ -1147,9 +1150,9 @@ void rtl_usb_disconnect(struct usb_interface *intf) if (unlikely(!rtlpriv)) return; - /* just in case driver is removed before firmware callback */ wait_for_completion(&rtlpriv->firmware_loading_complete); + clear_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status); /*ieee80211_unregister_hw will call ops_stop */ if (rtlmac->mac80211_registered == 1) { ieee80211_unregister_hw(hw); diff --git a/drivers/ssb/main.c b/drivers/ssb/main.c index 1e180c400f17..a48a7439a206 100644 --- a/drivers/ssb/main.c +++ b/drivers/ssb/main.c @@ -1135,6 +1135,8 @@ static u32 ssb_tmslow_reject_bitmask(struct ssb_device *dev) case SSB_IDLOW_SSBREV_25: /* TODO - find the proper REJECT bit */ case SSB_IDLOW_SSBREV_27: /* same here */ return SSB_TMSLOW_REJECT; /* this is a guess */ + case SSB_IDLOW_SSBREV: + break; default: WARN(1, KERN_INFO "ssb: Backplane Revision 0x%.8X\n", rev); } diff --git a/include/linux/bcma/bcma.h b/include/linux/bcma/bcma.h index 994739da827f..44057b45ed32 100644 --- a/include/linux/bcma/bcma.h +++ b/include/linux/bcma/bcma.h @@ -434,6 +434,18 @@ static inline struct bcma_device *bcma_find_core(struct bcma_bus *bus, return bcma_find_core_unit(bus, coreid, 0); } +#ifdef CONFIG_BCMA_HOST_PCI +extern void bcma_host_pci_up(struct bcma_bus *bus); +extern void bcma_host_pci_down(struct bcma_bus *bus); +#else +static inline void bcma_host_pci_up(struct bcma_bus *bus) +{ +} +static inline void bcma_host_pci_down(struct bcma_bus *bus) +{ +} +#endif + extern bool bcma_core_is_enabled(struct bcma_device *core); extern void bcma_core_disable(struct bcma_device *core, u32 flags); extern int bcma_core_enable(struct bcma_device *core, u32 flags); diff --git a/include/linux/bcma/bcma_driver_chipcommon.h b/include/linux/bcma/bcma_driver_chipcommon.h index db6fa217f98b..6cceedf65ca2 100644 --- a/include/linux/bcma/bcma_driver_chipcommon.h +++ b/include/linux/bcma/bcma_driver_chipcommon.h @@ -663,14 +663,6 @@ struct bcma_drv_cc_b { #define bcma_cc_maskset32(cc, offset, mask, set) \ bcma_cc_write32(cc, offset, (bcma_cc_read32(cc, offset) & (mask)) | (set)) -extern void bcma_core_chipcommon_init(struct bcma_drv_cc *cc); -extern void bcma_core_chipcommon_early_init(struct bcma_drv_cc *cc); - -extern void bcma_chipco_suspend(struct bcma_drv_cc *cc); -extern void bcma_chipco_resume(struct bcma_drv_cc *cc); - -void bcma_chipco_bcm4331_ext_pa_lines_ctl(struct bcma_drv_cc *cc, bool enable); - extern u32 bcma_chipco_watchdog_timer_set(struct bcma_drv_cc *cc, u32 ticks); extern u32 bcma_chipco_get_alp_clock(struct bcma_drv_cc *cc); @@ -690,9 +682,6 @@ u32 bcma_chipco_gpio_pullup(struct bcma_drv_cc *cc, u32 mask, u32 value); u32 bcma_chipco_gpio_pulldown(struct bcma_drv_cc *cc, u32 mask, u32 value); /* PMU support */ -extern void bcma_pmu_init(struct bcma_drv_cc *cc); -extern void bcma_pmu_early_init(struct bcma_drv_cc *cc); - extern void bcma_chipco_pll_write(struct bcma_drv_cc *cc, u32 offset, u32 value); extern void bcma_chipco_pll_maskset(struct bcma_drv_cc *cc, u32 offset, diff --git a/include/linux/bcma/bcma_driver_gmac_cmn.h b/include/linux/bcma/bcma_driver_gmac_cmn.h index 4dd1f33e36a2..4354d4ea6713 100644 --- a/include/linux/bcma/bcma_driver_gmac_cmn.h +++ b/include/linux/bcma/bcma_driver_gmac_cmn.h @@ -91,10 +91,4 @@ struct bcma_drv_gmac_cmn { #define gmac_cmn_write16(gc, offset, val) bcma_write16((gc)->core, offset, val) #define gmac_cmn_write32(gc, offset, val) bcma_write32((gc)->core, offset, val) -#ifdef CONFIG_BCMA_DRIVER_GMAC_CMN -extern void bcma_core_gmac_cmn_init(struct bcma_drv_gmac_cmn *gc); -#else -static inline void bcma_core_gmac_cmn_init(struct bcma_drv_gmac_cmn *gc) { } -#endif - #endif /* LINUX_BCMA_DRIVER_GMAC_CMN_H_ */ diff --git a/include/linux/bcma/bcma_driver_mips.h b/include/linux/bcma/bcma_driver_mips.h index 0b3b32aeeb8a..8eea7f9e33b4 100644 --- a/include/linux/bcma/bcma_driver_mips.h +++ b/include/linux/bcma/bcma_driver_mips.h @@ -39,21 +39,6 @@ struct bcma_drv_mips { u8 early_setup_done:1; }; -#ifdef CONFIG_BCMA_DRIVER_MIPS -extern void bcma_core_mips_init(struct bcma_drv_mips *mcore); -extern void bcma_core_mips_early_init(struct bcma_drv_mips *mcore); - -extern unsigned int bcma_core_mips_irq(struct bcma_device *dev); -#else -static inline void bcma_core_mips_init(struct bcma_drv_mips *mcore) { } -static inline void bcma_core_mips_early_init(struct bcma_drv_mips *mcore) { } - -static inline unsigned int bcma_core_mips_irq(struct bcma_device *dev) -{ - return 0; -} -#endif - extern u32 bcma_cpu_clock(struct bcma_drv_mips *mcore); #endif /* LINUX_BCMA_DRIVER_MIPS_H_ */ diff --git a/include/linux/bcma/bcma_driver_pci.h b/include/linux/bcma/bcma_driver_pci.h index 3f809ae372c4..8e90004fdfd7 100644 --- a/include/linux/bcma/bcma_driver_pci.h +++ b/include/linux/bcma/bcma_driver_pci.h @@ -238,12 +238,8 @@ struct bcma_drv_pci { #define pcicore_write16(pc, offset, val) bcma_write16((pc)->core, offset, val) #define pcicore_write32(pc, offset, val) bcma_write32((pc)->core, offset, val) -extern void bcma_core_pci_early_init(struct bcma_drv_pci *pc); -extern void bcma_core_pci_init(struct bcma_drv_pci *pc); -extern int bcma_core_pci_irq_ctl(struct bcma_drv_pci *pc, +extern int bcma_core_pci_irq_ctl(struct bcma_bus *bus, struct bcma_device *core, bool enable); -extern void bcma_core_pci_up(struct bcma_bus *bus); -extern void bcma_core_pci_down(struct bcma_bus *bus); extern void bcma_core_pci_power_save(struct bcma_bus *bus, bool up); extern int bcma_core_pci_pcibios_map_irq(const struct pci_dev *dev); diff --git a/include/linux/bcma/bcma_driver_pcie2.h b/include/linux/bcma/bcma_driver_pcie2.h index 5988b05781c3..31e6d17ab798 100644 --- a/include/linux/bcma/bcma_driver_pcie2.h +++ b/include/linux/bcma/bcma_driver_pcie2.h @@ -143,6 +143,8 @@ struct bcma_drv_pcie2 { struct bcma_device *core; + + u16 reqsize; }; #define pcie2_read16(pcie2, offset) bcma_read16((pcie2)->core, offset) @@ -153,6 +155,4 @@ struct bcma_drv_pcie2 { #define pcie2_set32(pcie2, offset, set) bcma_set32((pcie2)->core, offset, set) #define pcie2_mask32(pcie2, offset, mask) bcma_mask32((pcie2)->core, offset, mask) -void bcma_core_pcie2_init(struct bcma_drv_pcie2 *pcie2); - #endif /* LINUX_BCMA_DRIVER_PCIE2_H_ */ diff --git a/include/net/bond_3ad.h b/include/net/bond_3ad.h index f04cdbb7848e..c2a40a172fcd 100644 --- a/include/net/bond_3ad.h +++ b/include/net/bond_3ad.h @@ -82,6 +82,13 @@ typedef enum { AD_TRANSMIT /* tx Machine */ } tx_states_t; +/* churn machine states(43.4.17 in the 802.3ad standard) */ +typedef enum { + AD_CHURN_MONITOR, /* monitoring for churn */ + AD_CHURN, /* churn detected (error) */ + AD_NO_CHURN /* no churn (no error) */ +} churn_state_t; + /* rx indication types */ typedef enum { AD_TYPE_LACPDU = 1, /* type lacpdu */ @@ -229,6 +236,12 @@ typedef struct port { u16 sm_mux_timer_counter; /* state machine mux timer counter */ tx_states_t sm_tx_state; /* state machine tx state */ u16 sm_tx_timer_counter; /* state machine tx timer counter(allways on - enter to transmit state 3 time per second) */ + u16 sm_churn_actor_timer_counter; + u16 sm_churn_partner_timer_counter; + u32 churn_actor_count; + u32 churn_partner_count; + churn_state_t sm_churn_actor_state; + churn_state_t sm_churn_partner_state; struct slave *slave; /* pointer to the bond slave that this port belongs to */ struct aggregator *aggregator; /* pointer to an aggregator that this port related to */ struct port *next_port_in_aggregator; /* Next port on the linked list of the parent aggregator */ @@ -262,6 +275,22 @@ struct ad_slave_info { u16 id; }; +static inline const char *bond_3ad_churn_desc(churn_state_t state) +{ + static const char *const churn_description[] = { + "monitoring", + "churned", + "none", + "unknown" + }; + int max_size = sizeof(churn_description) / sizeof(churn_description[0]); + + if (state >= max_size) + state = max_size - 1; + + return churn_description[state]; +} + /* ========== AD Exported functions to the main bonding code ========== */ void bond_3ad_initialize(struct bonding *bond, u16 tick_resolution); void bond_3ad_bind_slave(struct slave *slave); diff --git a/include/net/dsa.h b/include/net/dsa.h index ed3c34bbb67a..c542c131d551 100644 --- a/include/net/dsa.h +++ b/include/net/dsa.h @@ -165,6 +165,11 @@ static inline bool dsa_is_cpu_port(struct dsa_switch *ds, int p) return !!(ds->index == ds->dst->cpu_switch && p == ds->dst->cpu_port); } +static inline bool dsa_is_port_initialized(struct dsa_switch *ds, int p) +{ + return ds->phys_port_mask & (1 << p) && ds->ports[p]; +} + static inline u8 dsa_upstream_port(struct dsa_switch *ds) { struct dsa_switch_tree *dst = ds->dst; @@ -275,6 +280,16 @@ struct dsa_switch_driver { int (*get_regs_len)(struct dsa_switch *ds, int port); void (*get_regs)(struct dsa_switch *ds, int port, struct ethtool_regs *regs, void *p); + + /* + * Bridge integration + */ + int (*port_join_bridge)(struct dsa_switch *ds, int port, + u32 br_port_mask); + int (*port_leave_bridge)(struct dsa_switch *ds, int port, + u32 br_port_mask); + int (*port_stp_update)(struct dsa_switch *ds, int port, + u8 state); }; void register_switch_driver(struct dsa_switch_driver *type); diff --git a/net/dsa/Kconfig b/net/dsa/Kconfig index 5f8ac404535b..b45206e8dd3e 100644 --- a/net/dsa/Kconfig +++ b/net/dsa/Kconfig @@ -8,6 +8,7 @@ config NET_DSA tristate depends on HAVE_NET_DSA select PHYLIB + select NET_SWITCHDEV if NET_DSA diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c index 2173402d87e0..a1d1f0775bea 100644 --- a/net/dsa/dsa.c +++ b/net/dsa/dsa.c @@ -314,19 +314,15 @@ dsa_switch_setup(struct dsa_switch_tree *dst, int index, * Create network devices for physical switch ports. */ for (i = 0; i < DSA_MAX_PORTS; i++) { - struct net_device *slave_dev; - if (!(ds->phys_port_mask & (1 << i))) continue; - slave_dev = dsa_slave_create(ds, parent, i, pd->port_names[i]); - if (slave_dev == NULL) { + ret = dsa_slave_create(ds, parent, i, pd->port_names[i]); + if (ret < 0) { netdev_err(dst->master_netdev, "[%d]: can't create dsa slave device for port %d(%s)\n", index, i, pd->port_names[i]); - continue; + ret = 0; } - - ds->ports[i] = slave_dev; } #ifdef CONFIG_NET_DSA_HWMON @@ -378,7 +374,7 @@ static int dsa_switch_suspend(struct dsa_switch *ds) /* Suspend slave network devices */ for (i = 0; i < DSA_MAX_PORTS; i++) { - if (!(ds->phys_port_mask & (1 << i))) + if (!dsa_is_port_initialized(ds, i)) continue; ret = dsa_slave_suspend(ds->ports[i]); @@ -404,7 +400,7 @@ static int dsa_switch_resume(struct dsa_switch *ds) /* Resume slave network devices */ for (i = 0; i < DSA_MAX_PORTS; i++) { - if (!(ds->phys_port_mask & (1 << i))) + if (!dsa_is_port_initialized(ds, i)) continue; ret = dsa_slave_resume(ds->ports[i]); @@ -830,6 +826,10 @@ static struct packet_type dsa_pack_type __read_mostly = { .func = dsa_switch_rcv, }; +static struct notifier_block dsa_netdevice_nb __read_mostly = { + .notifier_call = dsa_slave_netdevice_event, +}; + #ifdef CONFIG_PM_SLEEP static int dsa_suspend(struct device *d) { @@ -888,6 +888,8 @@ static int __init dsa_init_module(void) { int rc; + register_netdevice_notifier(&dsa_netdevice_nb); + rc = platform_driver_register(&dsa_driver); if (rc) return rc; @@ -900,6 +902,7 @@ module_init(dsa_init_module); static void __exit dsa_cleanup_module(void) { + unregister_netdevice_notifier(&dsa_netdevice_nb); dev_remove_pack(&dsa_pack_type); platform_driver_unregister(&dsa_driver); } diff --git a/net/dsa/dsa_priv.h b/net/dsa/dsa_priv.h index dc9756d3154c..d5f1f9b862ea 100644 --- a/net/dsa/dsa_priv.h +++ b/net/dsa/dsa_priv.h @@ -45,6 +45,8 @@ struct dsa_slave_priv { int old_link; int old_pause; int old_duplex; + + struct net_device *bridge_dev; }; /* dsa.c */ @@ -53,11 +55,12 @@ extern char dsa_driver_version[]; /* slave.c */ extern const struct dsa_device_ops notag_netdev_ops; void dsa_slave_mii_bus_init(struct dsa_switch *ds); -struct net_device *dsa_slave_create(struct dsa_switch *ds, - struct device *parent, - int port, char *name); +int dsa_slave_create(struct dsa_switch *ds, struct device *parent, + int port, char *name); int dsa_slave_suspend(struct net_device *slave_dev); int dsa_slave_resume(struct net_device *slave_dev); +int dsa_slave_netdevice_event(struct notifier_block *unused, + unsigned long event, void *ptr); /* tag_dsa.c */ extern const struct dsa_device_ops dsa_netdev_ops; diff --git a/net/dsa/slave.c b/net/dsa/slave.c index f23deadf42a0..a47305c72fcc 100644 --- a/net/dsa/slave.c +++ b/net/dsa/slave.c @@ -10,10 +10,13 @@ #include <linux/list.h> #include <linux/etherdevice.h> +#include <linux/netdevice.h> #include <linux/phy.h> #include <linux/phy_fixed.h> #include <linux/of_net.h> #include <linux/of_mdio.h> +#include <net/rtnetlink.h> +#include <linux/if_bridge.h> #include "dsa_priv.h" /* slave mii_bus handling ***************************************************/ @@ -60,11 +63,18 @@ static int dsa_slave_init(struct net_device *dev) return 0; } +static inline bool dsa_port_is_bridged(struct dsa_slave_priv *p) +{ + return !!p->bridge_dev; +} + static int dsa_slave_open(struct net_device *dev) { struct dsa_slave_priv *p = netdev_priv(dev); struct net_device *master = p->parent->dst->master_netdev; struct dsa_switch *ds = p->parent; + u8 stp_state = dsa_port_is_bridged(p) ? + BR_STATE_BLOCKING : BR_STATE_FORWARDING; int err; if (!(master->flags & IFF_UP)) @@ -93,6 +103,9 @@ static int dsa_slave_open(struct net_device *dev) goto clear_promisc; } + if (ds->drv->port_stp_update) + ds->drv->port_stp_update(ds, p->port, stp_state); + if (p->phy) phy_start(p->phy); @@ -133,6 +146,9 @@ static int dsa_slave_close(struct net_device *dev) if (ds->drv->port_disable) ds->drv->port_disable(ds, p->port, p->phy); + if (ds->drv->port_stp_update) + ds->drv->port_stp_update(ds, p->port, BR_STATE_DISABLED); + return 0; } @@ -194,6 +210,92 @@ static int dsa_slave_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) return -EOPNOTSUPP; } +/* Return a bitmask of all ports being currently bridged within a given bridge + * device. Note that on leave, the mask will still return the bitmask of ports + * currently bridged, prior to port removal, and this is exactly what we want. + */ +static u32 dsa_slave_br_port_mask(struct dsa_switch *ds, + struct net_device *bridge) +{ + struct dsa_slave_priv *p; + unsigned int port; + u32 mask = 0; + + for (port = 0; port < DSA_MAX_PORTS; port++) { + if (!dsa_is_port_initialized(ds, port)) + continue; + + p = netdev_priv(ds->ports[port]); + + if (ds->ports[port]->priv_flags & IFF_BRIDGE_PORT && + p->bridge_dev == bridge) + mask |= 1 << port; + } + + return mask; +} + +static int dsa_slave_stp_update(struct net_device *dev, u8 state) +{ + struct dsa_slave_priv *p = netdev_priv(dev); + struct dsa_switch *ds = p->parent; + int ret = -EOPNOTSUPP; + + if (ds->drv->port_stp_update) + ret = ds->drv->port_stp_update(ds, p->port, state); + + return ret; +} + +static int dsa_slave_bridge_port_join(struct net_device *dev, + struct net_device *br) +{ + struct dsa_slave_priv *p = netdev_priv(dev); + struct dsa_switch *ds = p->parent; + int ret = -EOPNOTSUPP; + + p->bridge_dev = br; + + if (ds->drv->port_join_bridge) + ret = ds->drv->port_join_bridge(ds, p->port, + dsa_slave_br_port_mask(ds, br)); + + return ret; +} + +static int dsa_slave_bridge_port_leave(struct net_device *dev) +{ + struct dsa_slave_priv *p = netdev_priv(dev); + struct dsa_switch *ds = p->parent; + int ret = -EOPNOTSUPP; + + + if (ds->drv->port_leave_bridge) + ret = ds->drv->port_leave_bridge(ds, p->port, + dsa_slave_br_port_mask(ds, p->bridge_dev)); + + p->bridge_dev = NULL; + + /* Port left the bridge, put in BR_STATE_DISABLED by the bridge layer, + * so allow it to be in BR_STATE_FORWARDING to be kept functional + */ + dsa_slave_stp_update(dev, BR_STATE_FORWARDING); + + return ret; +} + +static int dsa_slave_parent_id_get(struct net_device *dev, + struct netdev_phys_item_id *psid) +{ + struct dsa_slave_priv *p = netdev_priv(dev); + struct dsa_switch *ds = p->parent; + + psid->id_len = sizeof(ds->index); + memcpy(&psid->id, &ds->index, psid->id_len); + + return 0; +} + static netdev_tx_t dsa_slave_xmit(struct sk_buff *skb, struct net_device *dev) { struct dsa_slave_priv *p = netdev_priv(dev); @@ -470,6 +572,8 @@ static const struct net_device_ops dsa_slave_netdev_ops = { .ndo_set_rx_mode = dsa_slave_set_rx_mode, .ndo_set_mac_address = dsa_slave_set_mac_address, .ndo_do_ioctl = dsa_slave_ioctl, + .ndo_switch_parent_id_get = dsa_slave_parent_id_get, + .ndo_switch_port_stp_update = dsa_slave_stp_update, }; static void dsa_slave_adjust_link(struct net_device *dev) @@ -605,9 +709,8 @@ int dsa_slave_resume(struct net_device *slave_dev) return 0; } -struct net_device * -dsa_slave_create(struct dsa_switch *ds, struct device *parent, - int port, char *name) +int dsa_slave_create(struct dsa_switch *ds, struct device *parent, + int port, char *name) { struct net_device *master = ds->dst->master_netdev; struct net_device *slave_dev; @@ -617,7 +720,7 @@ dsa_slave_create(struct dsa_switch *ds, struct device *parent, slave_dev = alloc_netdev(sizeof(struct dsa_slave_priv), name, NET_NAME_UNKNOWN, ether_setup); if (slave_dev == NULL) - return slave_dev; + return -ENOMEM; slave_dev->features = master->vlan_features; slave_dev->ethtool_ops = &dsa_slave_ethtool_ops; @@ -667,19 +770,63 @@ dsa_slave_create(struct dsa_switch *ds, struct device *parent, ret = dsa_slave_phy_setup(p, slave_dev); if (ret) { free_netdev(slave_dev); - return NULL; + return ret; } + ds->ports[port] = slave_dev; ret = register_netdev(slave_dev); if (ret) { netdev_err(master, "error %d registering interface %s\n", ret, slave_dev->name); phy_disconnect(p->phy); + ds->ports[port] = NULL; free_netdev(slave_dev); - return NULL; + return ret; } netif_carrier_off(slave_dev); - return slave_dev; + return 0; +} + +static bool dsa_slave_dev_check(struct net_device *dev) +{ + return dev->netdev_ops == &dsa_slave_netdev_ops; +} + +static int dsa_slave_master_changed(struct net_device *dev) +{ + struct net_device *master = netdev_master_upper_dev_get(dev); + int err = 0; + + if (master && master->rtnl_link_ops && + !strcmp(master->rtnl_link_ops->kind, "bridge")) + err = dsa_slave_bridge_port_join(dev, master); + else + err = dsa_slave_bridge_port_leave(dev); + + return err; +} + +int dsa_slave_netdevice_event(struct notifier_block *unused, + unsigned long event, void *ptr) +{ + struct net_device *dev; + int err = 0; + + switch (event) { + case NETDEV_CHANGEUPPER: + dev = netdev_notifier_info_to_dev(ptr); + if (!dsa_slave_dev_check(dev)) + goto out; + + err = dsa_slave_master_changed(dev); + if (err) + netdev_warn(dev, "failed to reflect master change\n"); + + break; + } + +out: + return NOTIFY_DONE; } diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c index 266a264ec212..88300d42fc95 100644 --- a/net/ipv6/ip6_tunnel.c +++ b/net/ipv6/ip6_tunnel.c @@ -64,12 +64,6 @@ MODULE_LICENSE("GPL"); MODULE_ALIAS_RTNL_LINK("ip6tnl"); MODULE_ALIAS_NETDEV("ip6tnl0"); -#ifdef IP6_TNL_DEBUG -#define IP6_TNL_TRACE(x...) pr_debug("%s:" x "\n", __func__) -#else -#define IP6_TNL_TRACE(x...) do {;} while(0) -#endif - #define HASH_SIZE_SHIFT 5 #define HASH_SIZE (1 << HASH_SIZE_SHIFT) diff --git a/samples/pktgen/pktgen.conf-1-1 b/samples/pktgen/pktgen.conf-1-1 new file mode 100755 index 000000000000..f91daad9e916 --- /dev/null +++ b/samples/pktgen/pktgen.conf-1-1 @@ -0,0 +1,59 @@ +#!/bin/bash + +#modprobe pktgen + + +function pgset() { + local result + + echo $1 > $PGDEV + + result=`cat $PGDEV | fgrep "Result: OK:"` + if [ "$result" = "" ]; then + cat $PGDEV | fgrep Result: + fi +} + +# Config Start Here ----------------------------------------------------------- + + +# thread config +# Each CPU has its own thread. One CPU example. We add eth1. + +PGDEV=/proc/net/pktgen/kpktgend_0 + echo "Removing all devices" + pgset "rem_device_all" + echo "Adding eth1" + pgset "add_device eth1" + + +# device config +# delay 0 means maximum speed. + +CLONE_SKB="clone_skb 1000000" +# NIC adds 4 bytes CRC +PKT_SIZE="pkt_size 60" + +# COUNT 0 means forever +#COUNT="count 0" +COUNT="count 10000000" +DELAY="delay 0" + +PGDEV=/proc/net/pktgen/eth1 + echo "Configuring $PGDEV" + pgset "$COUNT" + pgset "$CLONE_SKB" + pgset "$PKT_SIZE" + pgset "$DELAY" + pgset "dst 10.10.11.2" + pgset "dst_mac 00:04:23:08:91:dc" + + +# Time to run +PGDEV=/proc/net/pktgen/pgctrl + + echo "Running... ctrl^C to stop" + trap true INT + pgset "start" + echo "Done" + cat /proc/net/pktgen/eth1 diff --git a/samples/pktgen/pktgen.conf-1-1-flows b/samples/pktgen/pktgen.conf-1-1-flows new file mode 100755 index 000000000000..081749c9707d --- /dev/null +++ b/samples/pktgen/pktgen.conf-1-1-flows @@ -0,0 +1,67 @@ +#!/bin/bash + +#modprobe pktgen + + +function pgset() { + local result + + echo $1 > $PGDEV + + result=`cat $PGDEV | fgrep "Result: OK:"` + if [ "$result" = "" ]; then + cat $PGDEV | fgrep Result: + fi +} + +# Config Start Here ----------------------------------------------------------- + + +# thread config +# Each CPU has its own thread. One CPU example. We add eth1. + +PGDEV=/proc/net/pktgen/kpktgend_0 + echo "Removing all devices" + pgset "rem_device_all" + echo "Adding eth1" + pgset "add_device eth1" + + +# device config +# delay 0 +# We need to do alloc for every skb since we cannot clone here. + +CLONE_SKB="clone_skb 0" +# NIC adds 4 bytes CRC +PKT_SIZE="pkt_size 60" + +# COUNT 0 means forever +#COUNT="count 0" +COUNT="count 10000000" +DELAY="delay 0" + +PGDEV=/proc/net/pktgen/eth1 + echo "Configuring $PGDEV" + pgset "$COUNT" + pgset "$CLONE_SKB" + pgset "$PKT_SIZE" + pgset "$DELAY" + # Random address with in the min-max range + pgset "flag IPDST_RND" + pgset "dst_min 10.0.0.0" + pgset "dst_max 10.255.255.255" + + # 8k Concurrent flows at 4 pkts + pgset "flows 8192" + pgset "flowlen 4" + + pgset "dst_mac 00:04:23:08:91:dc" + +# Time to run +PGDEV=/proc/net/pktgen/pgctrl + + echo "Running... ctrl^C to stop" + trap true INT + pgset "start" + echo "Done" + cat /proc/net/pktgen/eth1 diff --git a/samples/pktgen/pktgen.conf-1-1-ip6 b/samples/pktgen/pktgen.conf-1-1-ip6 new file mode 100755 index 000000000000..0b9ffd47fd41 --- /dev/null +++ b/samples/pktgen/pktgen.conf-1-1-ip6 @@ -0,0 +1,60 @@ +#!/bin/bash + +#modprobe pktgen + + +function pgset() { + local result + + echo $1 > $PGDEV + + result=`cat $PGDEV | fgrep "Result: OK:"` + if [ "$result" = "" ]; then + cat $PGDEV | fgrep Result: + fi +} + +# Config Start Here ----------------------------------------------------------- + + +# thread config +# Each CPU has its own thread. One CPU example. We add eth1. +# IPv6. Note increase in minimal packet length + +PGDEV=/proc/net/pktgen/kpktgend_0 + echo "Removing all devices" + pgset "rem_device_all" + echo "Adding eth1" + pgset "add_device eth1" + + +# device config +# delay 0 + +CLONE_SKB="clone_skb 1000000" +# NIC adds 4 bytes CRC +PKT_SIZE="pkt_size 66" + +# COUNT 0 means forever +#COUNT="count 0" +COUNT="count 10000000" +DELAY="delay 0" + +PGDEV=/proc/net/pktgen/eth1 + echo "Configuring $PGDEV" + pgset "$COUNT" + pgset "$CLONE_SKB" + pgset "$PKT_SIZE" + pgset "$DELAY" + pgset "dst6 fec0::1" + pgset "src6 fec0::2" + pgset "dst_mac 00:04:23:08:91:dc" + +# Time to run +PGDEV=/proc/net/pktgen/pgctrl + + echo "Running... ctrl^C to stop" + trap true INT + pgset "start" + echo "Done" + cat /proc/net/pktgen/eth1 diff --git a/samples/pktgen/pktgen.conf-1-1-ip6-rdos b/samples/pktgen/pktgen.conf-1-1-ip6-rdos new file mode 100755 index 000000000000..ad98e5f40776 --- /dev/null +++ b/samples/pktgen/pktgen.conf-1-1-ip6-rdos @@ -0,0 +1,63 @@ +#!/bin/bash + +#modprobe pktgen + + +function pgset() { + local result + + echo $1 > $PGDEV + + result=`cat $PGDEV | fgrep "Result: OK:"` + if [ "$result" = "" ]; then + cat $PGDEV | fgrep Result: + fi +} + +# Config Start Here ----------------------------------------------------------- + + +# thread config +# Each CPU has its own thread. One CPU example. We add eth1. +# IPv6. Note increase in minimal packet length + +PGDEV=/proc/net/pktgen/kpktgend_0 + echo "Removing all devices" + pgset "rem_device_all" + echo "Adding eth1" + pgset "add_device eth1" + + +# device config +# delay 0 means maximum speed. + +# We need to do alloc for every skb since we cannot clone here. +CLONE_SKB="clone_skb 0" + +# NIC adds 4 bytes CRC +PKT_SIZE="pkt_size 66" + +# COUNT 0 means forever +#COUNT="count 0" +COUNT="count 10000000" +DELAY="delay 0" + +PGDEV=/proc/net/pktgen/eth1 + echo "Configuring $PGDEV" + pgset "$COUNT" + pgset "$CLONE_SKB" + pgset "$PKT_SIZE" + pgset "$DELAY" + pgset "dst6_min fec0::1" + pgset "dst6_max fec0::FFFF:FFFF" + + pgset "dst_mac 00:04:23:08:91:dc" + +# Time to run +PGDEV=/proc/net/pktgen/pgctrl + + echo "Running... ctrl^C to stop" + trap true INT + pgset "start" + echo "Done" + cat /proc/net/pktgen/eth1 diff --git a/samples/pktgen/pktgen.conf-1-1-rdos b/samples/pktgen/pktgen.conf-1-1-rdos new file mode 100755 index 000000000000..c7553be49b80 --- /dev/null +++ b/samples/pktgen/pktgen.conf-1-1-rdos @@ -0,0 +1,64 @@ +#!/bin/bash + +#modprobe pktgen + + +function pgset() { + local result + + echo $1 > $PGDEV + + result=`cat $PGDEV | fgrep "Result: OK:"` + if [ "$result" = "" ]; then + cat $PGDEV | fgrep Result: + fi +} + +# Config Start Here ----------------------------------------------------------- + + +# thread config +# Each CPU has its own thread. One CPU example. We add eth1. + +PGDEV=/proc/net/pktgen/kpktgend_0 + echo "Removing all devices" + pgset "rem_device_all" + echo "Adding eth1" + pgset "add_device eth1" + + +# device config +# delay 0 + +# We need to do alloc for every skb since we cannot clone here. + +CLONE_SKB="clone_skb 0" +# NIC adds 4 bytes CRC +PKT_SIZE="pkt_size 60" + +# COUNT 0 means forever +#COUNT="count 0" +COUNT="count 10000000" +DELAY="delay 0" + +PGDEV=/proc/net/pktgen/eth1 + echo "Configuring $PGDEV" + pgset "$COUNT" + pgset "$CLONE_SKB" + pgset "$PKT_SIZE" + pgset "$DELAY" + # Random address with in the min-max range + pgset "flag IPDST_RND" + pgset "dst_min 10.0.0.0" + pgset "dst_max 10.255.255.255" + + pgset "dst_mac 00:04:23:08:91:dc" + +# Time to run +PGDEV=/proc/net/pktgen/pgctrl + + echo "Running... ctrl^C to stop" + trap true INT + pgset "start" + echo "Done" + cat /proc/net/pktgen/eth1 diff --git a/samples/pktgen/pktgen.conf-1-2 b/samples/pktgen/pktgen.conf-1-2 new file mode 100755 index 000000000000..ba4eb26e168d --- /dev/null +++ b/samples/pktgen/pktgen.conf-1-2 @@ -0,0 +1,69 @@ +#!/bin/bash + +#modprobe pktgen + + +function pgset() { + local result + + echo $1 > $PGDEV + + result=`cat $PGDEV | fgrep "Result: OK:"` + if [ "$result" = "" ]; then + cat $PGDEV | fgrep Result: + fi +} + +# Config Start Here ----------------------------------------------------------- + + +# thread config +# One CPU means one thread. One CPU example. We add eth1, eth2 respectivly. + +PGDEV=/proc/net/pktgen/kpktgend_0 + echo "Removing all devices" + pgset "rem_device_all" + echo "Adding eth1" + pgset "add_device eth1" + echo "Adding eth2" + pgset "add_device eth2" + + +# device config +# delay 0 means maximum speed. + +CLONE_SKB="clone_skb 1000000" +# NIC adds 4 bytes CRC +PKT_SIZE="pkt_size 60" + +# COUNT 0 means forever +#COUNT="count 0" +COUNT="count 10000000" +DELAY="delay 0" + +PGDEV=/proc/net/pktgen/eth1 + echo "Configuring $PGDEV" + pgset "$COUNT" + pgset "$CLONE_SKB" + pgset "$PKT_SIZE" + pgset "$DELAY" + pgset "dst 10.10.11.2" + pgset "dst_mac 00:04:23:08:91:dc" + +PGDEV=/proc/net/pktgen/eth2 + echo "Configuring $PGDEV" + pgset "$COUNT" + pgset "$CLONE_SKB" + pgset "$PKT_SIZE" + pgset "$DELAY" + pgset "dst 192.168.2.2" + pgset "dst_mac 00:04:23:08:91:de" + +# Time to run +PGDEV=/proc/net/pktgen/pgctrl + + echo "Running... ctrl^C to stop" + trap true INT + pgset "start" + echo "Done" + cat /proc/net/pktgen/eth1 /proc/net/pktgen/eth2 diff --git a/samples/pktgen/pktgen.conf-2-1 b/samples/pktgen/pktgen.conf-2-1 new file mode 100755 index 000000000000..e108e97d6d89 --- /dev/null +++ b/samples/pktgen/pktgen.conf-2-1 @@ -0,0 +1,66 @@ +#!/bin/bash + +#modprobe pktgen + + +function pgset() { + local result + + echo $1 > $PGDEV + + result=`cat $PGDEV | fgrep "Result: OK:"` + if [ "$result" = "" ]; then + cat $PGDEV | fgrep Result: + fi +} + +# Config Start Here ----------------------------------------------------------- + + +# thread config +# Each CPU has its own thread. Two CPU example. We add eth1 to the first +# and leave the second idle. + +PGDEV=/proc/net/pktgen/kpktgend_0 + echo "Removing all devices" + pgset "rem_device_all" + echo "Adding eth1" + pgset "add_device eth1" + +# We need to remove old config since we dont use this thread. We can only +# one NIC on one CPU due to affinity reasons. + +PGDEV=/proc/net/pktgen/kpktgend_1 + echo "Removing all devices" + pgset "rem_device_all" + +# device config +# delay 0 means maximum speed. + +CLONE_SKB="clone_skb 1000000" +# NIC adds 4 bytes CRC +PKT_SIZE="pkt_size 60" + +# COUNT 0 means forever +#COUNT="count 0" +COUNT="count 10000000" +DELAY="delay 0" + +PGDEV=/proc/net/pktgen/eth1 + echo "Configuring $PGDEV" + pgset "$COUNT" + pgset "$CLONE_SKB" + pgset "$PKT_SIZE" + pgset "$DELAY" + pgset "dst 10.10.11.2" + pgset "dst_mac 00:04:23:08:91:dc" + + +# Time to run +PGDEV=/proc/net/pktgen/pgctrl + + echo "Running... ctrl^C to stop" + trap true INT + pgset "start" + echo "Done" + cat /proc/net/pktgen/eth1 diff --git a/samples/pktgen/pktgen.conf-2-2 b/samples/pktgen/pktgen.conf-2-2 new file mode 100755 index 000000000000..acea15503e71 --- /dev/null +++ b/samples/pktgen/pktgen.conf-2-2 @@ -0,0 +1,73 @@ +#!/bin/bash + +#modprobe pktgen + + +function pgset() { + local result + + echo $1 > $PGDEV + + result=`cat $PGDEV | fgrep "Result: OK:"` + if [ "$result" = "" ]; then + cat $PGDEV | fgrep Result: + fi +} + +# Config Start Here ----------------------------------------------------------- + + +# thread config +# Each CPU has its own thread. Two CPU example. We add eth1, eth2 respectively. + +PGDEV=/proc/net/pktgen/kpktgend_0 + echo "Removing all devices" + pgset "rem_device_all" + echo "Adding eth1" + pgset "add_device eth1" + +PGDEV=/proc/net/pktgen/kpktgend_1 + echo "Removing all devices" + pgset "rem_device_all" + echo "Adding eth2" + pgset "add_device eth2" + + +# device config +# delay 0 means maximum speed. + +CLONE_SKB="clone_skb 1000000" +# NIC adds 4 bytes CRC +PKT_SIZE="pkt_size 60" + +# COUNT 0 means forever +#COUNT="count 0" +COUNT="count 10000000" +DELAY="delay 0" + +PGDEV=/proc/net/pktgen/eth1 + echo "Configuring $PGDEV" + pgset "$COUNT" + pgset "$CLONE_SKB" + pgset "$PKT_SIZE" + pgset "$DELAY" + pgset "dst 10.10.11.2" + pgset "dst_mac 00:04:23:08:91:dc" + +PGDEV=/proc/net/pktgen/eth2 + echo "Configuring $PGDEV" + pgset "$COUNT" + pgset "$CLONE_SKB" + pgset "$PKT_SIZE" + pgset "$DELAY" + pgset "dst 192.168.2.2" + pgset "dst_mac 00:04:23:08:91:de" + +# Time to run +PGDEV=/proc/net/pktgen/pgctrl + + echo "Running... ctrl^C to stop" + trap true INT + pgset "start" + echo "Done" + cat /proc/net/pktgen/eth1 /proc/net/pktgen/eth2 |