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2014-06-01net: Revert mlx4 cpumask changes.David S. Miller
This reverts commit 70a640d0dae3a9b1b222ce673eb5d92c263ddd61 ("net/mlx4_en: Use affinity hint") and commit c8865b64b05b2f4eeefd369373e9c8aeb069e7a1 ("cpumask: Utility function to set n'th cpu - local cpu first") because these changes break the build when SMP is disabled amongst other things. Reported-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-06-01net/mlx4_en: Use affinity hintYuval Atias
The “affinity hint” mechanism is used by the user space daemon, irqbalancer, to indicate a preferred CPU mask for irqs. Irqbalancer can use this hint to balance the irqs between the cpus indicated by the mask. We wish the HCA to preferentially map the IRQs it uses to numa cores close to it. To accomplish this, we use cpumask_set_cpu_local_first(), that sets the affinity hint according the following policy: First it maps IRQs to “close” numa cores. If these are exhausted, the remaining IRQs are mapped to “far” numa cores. Signed-off-by: Yuval Atias <yuvala@mellanox.com> Signed-off-by: Amir Vadai <amirv@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-06-01cpumask: Utility function to set n'th cpu - local cpu firstAmir Vadai
This function sets the n'th cpu - local cpu's first. For example: in a 16 cores server with even cpu's local, will get the following values: cpumask_set_cpu_local_first(0, numa, cpumask) => cpu 0 is set cpumask_set_cpu_local_first(1, numa, cpumask) => cpu 2 is set ... cpumask_set_cpu_local_first(7, numa, cpumask) => cpu 14 is set cpumask_set_cpu_local_first(8, numa, cpumask) => cpu 1 is set cpumask_set_cpu_local_first(9, numa, cpumask) => cpu 3 is set ... cpumask_set_cpu_local_first(15, numa, cpumask) => cpu 15 is set Curently this function will be used by multi queue networking devices to calculate the irq affinity mask, such that as many local cpu's as possible will be utilized to handle the mq device irq's. Signed-off-by: Amir Vadai <amirv@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-06-01Merge branch 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linusLinus Torvalds
Pull MIPS fixes from Ralf Baechle: "A fair number of fixes across the field. Nothing terribly complicated; the one liners in below changelog should be fairly descriptive. Noteworthy is the SB1 change which the result of changes to binutils resulting in one big gas warning for most files being assembled as well as the asid_cache and branch emulation fixes which fix corruption or possible uninteded behaviour of kernel or application code. The remainder of fixes are more platforms or subsystem specific" * 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus: MIPS: R46000: Fix Micro-assembler field overflow for R4600 V2 MIPS: ptrace: Avoid smp_processor_id() in preemptible code MIPS: Lemote 2F: cs5536: mfgpt: use raw locks MIPS: SB1: Fix excessive kernel warnings. MIPS: RC32434: fix broken PCI resource initialization MIPS: malta: memory.c: Initialize the 'memsize' variable MIPS: Fix typo when reporting cache and ftlb errors for ImgTec cores MIPS: Fix inconsistancy of __NR_Linux_syscalls value MIPS: Fix branch emulation of branch likely instructions. MIPS: Fix a typo error in AUDIT_ARCH definition MIPS: Change type of asid_cache to unsigned long
2014-06-01ASoC: add RT5677 CODEC driverOder Chiou
This patch adds the Realtek ALC5677 codec driver. Signed-off-by: Oder Chiou <oder_chiou@realtek.com> Signed-off-by: Mark Brown <broonie@linaro.org>
2014-06-01Merge branches 'topic/rt5640', 'topic/rt5645' and 'topic/rt5651' of ↵Mark Brown
git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into asoc-rl6231
2014-06-01ASoC: Add helper functions to cast from DAPM context to CODEC/platformLars-Peter Clausen
This is useful if we have a pointer to a DAPM context and know that it is a CODEC or platform DAPM context and want to get a pointer to the CODEC or platform. Signed-off-by: Lars-Peter Clausen <lars@metafoo.de> Signed-off-by: Mark Brown <broonie@linaro.org>
2014-06-02drm/exynos: dp: Use DPCD defines of drm_dp_helper.hJingoo Han
Use DPCD defines of drm_dp_helper.h; thus, duplicated DPCD defines of exynos_dp_core.h can be removed. Also, DP_TEST_EDID_CHECKSUM define is added to drm_dp_helper.h. There is no functional change. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Reviewed-by: Sean Paul <seanpaul@chromium.org> Signed-off-by: Inki Dae <inki.dae@samsung.com>
2014-06-01ACPICA: Tables: Add mechanism to control early table checksum verification.Lv Zheng
It is reported that Linux x86 kernel cannot map large tables. The following large SSDT table on such platform fails to pass checksum verification and cannot be installed: ACPI: SSDT 0x00000000B9638018 07A0C4 (v02 INTEL S2600CP 00004000 INTL 20100331) It sounds strange that in the 64-bit virtual memory address space, we cannot map a single ACPI table to do checksum verification. The root cause is: 1. ACPICA doesn't split IO memory mapping and table mapping; 2. Linux x86 OSL implements acpi_os_map_memory() using a size limited fix-map mechanism during early boot stage, which is more suitable for only IO mappings. ACPICA originally only mapped table header for signature validation, and this header mapping is required by OSL override mechanism. There was no checksum verification because we could not map the whole table using this OSL. While the following ACPICA commit enforces checksum verification by mapping the whole table during Linux boot stage and it finally triggers this issue on some platforms: Commit: 86dfc6f339886559d80ee0d4bd20fe5ee90450f0 Subject: ACPICA: Tables: Fix table checksums verification before installation. Before doing further cleanups for the OSL table mapping and override implementation, this patch introduces an option for such OSPMs to temporarily discard the checksum verification feature. It then can be re-enabled easily when the ACPICA and the underlying OSL is ready. This patch also deletes a comment around the limitation of mappings because it is not correct. The limitation is not how many times we can map in the early stage, but the OSL mapping facility may not be suitable for mapping the ACPI tables and thus may complain us the size limitation. The acpi_tb_verify_table() is renamed to acpi_tb_verify_temp_table() due to the work around added, it now only applies to the table descriptor that hasn't been installed and cannot be used in other cases. Lv Zheng. Tested-by: Yuanhan Liu <yuanhan.liu@linux.intel.com> Signed-off-by: Lv Zheng <lv.zheng@intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2014-05-30Merge tag 'samsung-drivers-2' of ↵Olof Johansson
git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung into next/drivers Merge "Samsung 2nd drivers for 3.16" from Kukjin Kim: This is including fix exynos cpufreq driver compilation with ARCH_MULTIPLATFORM. Even though this is a work around, this is required for support exynos multiplatform for a while and will be updated in near future. This is based on tags/samsung-exynos. * tag 'samsung-drivers-2' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung: (24 commits) cpufreq: exynos: Fix driver compilation with ARCH_MULTIPLATFORM ARM: EXYNOS: Enable multi-platform build support ARM: EXYNOS: Consolidate Kconfig entries ARM: EXYNOS: Add support for EXYNOS5410 SoC ARM: EXYNOS: Support secondary CPU boot of Exynos3250 ARM: EXYNOS: Add Exynos3250 SoC ID ARM: EXYNOS: Add 5800 SoC support ARM: EXYNOS: initial board support for exynos5260 SoC clk: exynos5250: Add missing sysmmu clocks for DISP and ISP blocks cpufreq: exynos: Fix the compile error ARM: S3C24XX: move debug-macro.S into the common space ARM: S3C24XX: use generic DEBUG_UART_PHY/_VIRT in debug macro ARM: S3C24XX: trim down debug uart handling ARM: compressed/head.S: remove s3c24xx special case ARM: EXYNOS: Remove unnecessary inclusion of cpu.h ARM: EXYNOS: Migrate Exynos specific macros from plat to mach ARM: EXYNOS: Remove exynos_subsys registration ARM: EXYNOS: Remove duplicate lines in Makefile ARM: EXYNOS: use v7_exit_coherency_flush macro for cache disabling ARM: dts: Remove g2d_pd node for exynos5420 ... Signed-off-by: Olof Johansson <olof@lixom.net>
2014-05-30Merge tag 'samsung-clk-3' of ↵Olof Johansson
git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung into next/soc Merge "Samsung 3rd clock updates for 3.16" from Kukjin Kim: - add clock for new exynos5410 SoC * tag 'samsung-clk-3' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung: clk: exynos5410: register clocks using common clock framework Signed-off-by: Olof Johansson <olof@lixom.net>
2014-05-30Merge git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf-nextDavid S. Miller
Pablo Neira Ayuso says: ==================== Netfilter/IPVS updates for net-next This small patchset contains three accumulated Netfilter/IPVS updates, they are: 1) Refactorize common NAT code by encapsulating it into a helper function, similarly to what we do in other conntrack extensions, from Florian Westphal. 2) A minor format string mismatch fix for IPVS, from Masanari Iida. 3) Add quota support to the netfilter accounting infrastructure, now you can add quotas to accounting objects via the nfnetlink interface and use them from iptables. You can also listen to quota notifications from userspace. This enhancement from Mathieu Poirier. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-30Merge branch 'for-davem' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next John W. Linville says: ==================== Please pull this batch of updates intended for 3.16... For the mac80211 bits, Johannes says: "Here I just have Heikki's rfkill GPIO cleanups. The ARM/tegra patch is OK with the maintainer (Stephen). Let me know of any problems." and; "We have a whole bunch of work on CSA by Andrei, Luca and Michal, but unfortunately it doesn't seem quite complete yet so it's still disabled. There's some TDLS work from Arik, and the rest is mostly minor fixes and cleanups." For the NFC bits, Samuel says: "This is the NFC pull request for 3.16. We have: - STMicroeectronics st21nfca support. The st21nfca is an HCI chipset and thus relies on the HCI stack. This submission provides support for tag redaer/writer mode (including Type 5) and device tree bindings. - PM runtime support and a bunch of bug fixes for TI's trf7970a. - Device tree support for NXP's pn544. Legacy platform data support is obviously kept intact. - NFC Tag type 4B support to the NFC Digital stack. - SOCK_RAW type support to the raw NFC socket, and allow NCI sniffing from that. This can be extended to report HCI frames and also proprietarry ones like e.g. the pn533 ones." For the iwlwifi bits, Emmanuel says: "Eran continues to work on new devices, Eyal is still digging in the rate control stuff, and Johannes added new functionality to the debug system we have in place now along with a few cleanups he made on the way. That's pretty much it." and; "Avri continues to work on the power code and Eran is improving the NVM handling as a preparations for new devices on which he works with Liad. Luca cleans up a bit the code while working on CSA. I have the regular BT Coex stuff and a small lockdep fix. Johannes has his regular amount of clean ups and improvements, the main one is the ability to leave 2 chains open to improve diversity and hence the throughput in high attenuation scenarios." and; "The regular amount of housekeeping here. I merged iwlwifi-fixes.git to be able to add the patch you didn't want in wireless.git at that stage of the -rc cycle. Luca has a few preparations for CSA implementation and also what seems to be a bugfix for P2P but hasn't caused issues we could notice." For the Atheros bits, Kalle says: "For ath10k Michal did various small fixes on how we handle hardware/firmware problems and he also fixed two memory leaks." Also included are a couple of pulls from the wireless tree to avoid/resolve merge issues... ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-30nfsd4: better reservation of head space for krb5J. Bruce Fields
RPC_MAX_AUTH_SIZE is scattered around several places. Better to set it once in the auth code, where this kind of estimate should be made. And while we're at it we can leave it zero when we're not using krb5i or krb5p. Signed-off-by: J. Bruce Fields <bfields@redhat.com>
2014-05-30rpc: define xdr_restrict_buflenJ. Bruce Fields
With this xdr_reserve_space can help us enforce various limits. Signed-off-by: J. Bruce Fields <bfields@redhat.com>
2014-05-30nfsd4: allow encoding across page boundariesJ. Bruce Fields
After this we can handle for example getattr of very large ACLs. Read, readdir, readlink are still special cases with their own limits. Also we can't handle a new operation starting close to the end of a page. Signed-off-by: J. Bruce Fields <bfields@redhat.com>
2014-05-30rpc: xdr_truncate_encodeJ. Bruce Fields
This will be used in the server side in a few cases: - when certain operations (read, readdir, readlink) fail after encoding a partial response. - when we run out of space after encoding a partial response. - in readlink, where we initially reserve PAGE_SIZE bytes for data, then truncate to the actual size. Signed-off-by: J. Bruce Fields <bfields@redhat.com>
2014-05-30MIPS: Add functions for hypervisor callDavid Daney
Introduce kvm_hypercall[0-3]. Define three new hypercalls for MIPS: GET_CLOCK_FREQ, EXIT_VM, and CONSOLE_OUTPUT. [andreas.herrmann: * Properly define hypercalls and HC numbers for MIPS in kvm_para.h header files] Signed-off-by: David Daney <david.daney@cavium.com> Signed-off-by: Andreas Herrmann <andreas.herrmann@caviumnetworks.com> Cc: linux-mips@linux-mips.org Cc: James Hogan <james.hogan@imgtec.com> Cc: kvm@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/7005/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2014-05-30Merge branches 'iommu/fixes', 'arm/omap', 'arm/smmu', 'arm/shmobile', ↵Joerg Roedel
'x86/amd', 'arm/exynos', 'arm/renesas', 'ppc/pamu' and 'arm/msm' into next
2014-05-30Merge branches 'pci/host-exynos', 'pci/host-imx6', 'pci/resource' and ↵Bjorn Helgaas
'pci/misc' into next * pci/host-exynos: PCI: exynos: Fix add_pcie_port() section mismatch warning * pci/host-imx6: PCI: imx6: Add support for MSI PCI: designware: Make MSI ISR shared IRQ aware PCI: imx6: Remove optional (and unused) IRQs PCI: imx6: Drop old IRQ mapping PCI: imx6: Use new clock names PCI: imx6: Fix imx6_add_pcie_port() section mismatch warning * pci/resource: i82875p_edac: Assign PCI resources before adding device * pci/misc: ARM/PCI: Call pcie_bus_configure_settings() to set MPS PCI: Make pci_bus_add_device() void Conflicts: drivers/edac/i82875p_edac.c
2014-05-31Merge branch 'v3.16-next/cleanup-samsung' into v3.16-next/platform-exynosKukjin Kim
2014-05-30drivers/vfio: Rework offsetofend()Gavin Shan
The macro offsetofend() introduces unnecessary temporary variable "tmp". The patch avoids that and saves a bit memory in stack. Signed-off-by: Gavin Shan <gwshan@linux.vnet.ibm.com> Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
2014-05-31clk: exynos5410: register clocks using common clock frameworkTarek Dakhran
The EXYNOS5410 clocks are statically listed and registered using the Samsung specific common clock helper functions. Signed-off-by: Tarek Dakhran <t.dakhran@samsung.com> Signed-off-by: Vyacheslav Tyrtov <v.tyrtov@samsung.com> Reviewed-by: Tomasz Figa <t.figa@samsung.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
2014-05-30PCI: Make pci_bus_add_device() voidYijing Wang
pci_bus_add_device() always returns 0, so there's no point in returning anything at all. Make it a void function and remove the tests of the return value from the callers. [bhelgaas: changelog, remove unused "err" from i82875p_setup_overfl_dev()] Signed-off-by: Yijing Wang <wangyijing@huawei.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
2014-05-30blk-mq: make the sysfs mq/ layout reflect current mappingsJens Axboe
Currently blk-mq registers all the hardware queues in sysfs, regardless of whether it uses them (e.g. they have CPU mappings) or not. The unused hardware queues lack the cpux/ directories, and the other sysfs entries (like active, pending, etc) are all zeroes. Change this so that sysfs correctly reflects the current mappings of the hardware queues. Signed-off-by: Jens Axboe <axboe@fb.com>
2014-05-30Merge branch 'for-3.16/core' into for-3.16/driversJens Axboe
Pulled in for the blk_mq_tag_to_rq() change, which impacts mtip32xx. Signed-off-by: Jens Axboe <axboe@fb.com>
2014-05-30blk-mq: blk_mq_tag_to_rq should handle flush requestShaohua Li
flush request is special, which borrows the tag from the parent request. Hence blk_mq_tag_to_rq needs special handling to return the flush request from the tag. Signed-off-by: Shaohua Li <shli@fusionio.com> Signed-off-by: Jens Axboe <axboe@fb.com>
2014-05-30ACPI / scan: introduce platform_id device PNP type flagRafael J. Wysocki
Only certain types of ACPI device objects can be enumerated as platform devices, so in order to distinguish them from the others introduce a new ACPI device PNP type flag, platform_id, and set it for devices with a valid _HID to start with. This change is based on a Zhang Rui's prototype. Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2014-05-30ACPI / PNP: use device ID list for PNPACPI device enumerationZhang Rui
ACPI can be used to enumerate PNP devices, but the code does not handle this in the right way currently. Namely, if an ACPI device object 1. Has a _CRS method, 2. Has an identification of "three capital characters followed by four hex digits", 3. Is not in the excluded IDs list, it will be enumerated to PNP bus (that is, a PNP device object will be create for it). This means that, actually, the PNP bus type is used as the default bus type for enumerating _HID devices in ACPI. However, more and more _HID devices need to be enumerated to the platform bus instead (that is, platform device objects need to be created for them). As a result, the device ID list in acpi_platform.c is used to enforce creating platform device objects rather than PNP device objects for matching devices. That list has been continuously growing recently, unfortunately, and it is pretty much guaranteed to grow even more in the future. To address that problem it is better to enumerate _HID devices as platform devices by default. To this end, change the way of enumerating PNP devices by adding a PNP ACPI scan handler that will use a device ID list to create PNP devices for the ACPI device objects whose device IDs are present in that list. The initial device ID list in the PNP ACPI scan handler contains all of the pnp_device_id strings from all the existing PNP drivers, so this change should be transparent to the PNP core and all of the PNP drivers. Still, in the future it should be possible to reduce its size by converting PNP drivers that need not be PNP for any technical reasons into platform drivers. Signed-off-by: Zhang Rui <rui.zhang@intel.com> [rjw: Rewrote the changelog, modified the PNP ACPI scan handler code] Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2014-05-30ACPI / scan: .match() callback for ACPI scan handlersRafael J. Wysocki
Introduce a .match() callback for ACPI scan handlers to allow them to use more elaborate matching algorithms if necessary. That is needed for the upcoming PNP scan handler in particular. This change is based on a Zhang Rui's prototype. Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2014-05-30Merge branch 'acpi-lpss' into acpi-enumerationRafael J. Wysocki
2014-05-30Merge tag 'signed-kvm-ppc-next' of git://github.com/agraf/linux-2.6 into ↵Paolo Bonzini
kvm-next Patch queue for ppc - 2014-05-30 In this round we have a few nice gems. PR KVM gains initial POWER8 support as well as LE host awareness, ihe e500 targets can now properly run u-boot, LE guests now work with PR KVM including KVM hypercalls and HV KVM guests can now use huge pages. On top of this there are some bug fixes. Conflicts: include/uapi/linux/kvm.h
2014-05-30KVM: PPC: Add CAP to indicate hcall fixesAlexander Graf
We worked around some nasty KVM magic page hcall breakages: 1) NX bit not honored, so ignore NX when we detect it 2) LE guests swizzle hypercall instruction Without these fixes in place, there's no way it would make sense to expose kvm hypercalls to a guest. Chances are immensely high it would trip over and break. So add a new CAP that gives user space a hint that we have workarounds for the bugs above in place. It can use those as hint to disable PV hypercalls when the guest CPU is anything POWER7 or higher and the host does not have fixes in place. Signed-off-by: Alexander Graf <agraf@suse.de>
2014-05-30power_supply: allow power supply devices registered w/o wakeup sourceZhang Rui
Currently, all the power supply devices are registered with wakeup source, this results in that every power_supply_changed() invocation brings the system out of suspend-to-freeze state. This is overkill as some device drivers, e.g. ACPI battery driver, have the ability to check the device status and wake up the system from sleeping only when necessary. Thus introduce a new API which allows device to be registered w/o wakeup source. Signed-off-by: Zhang Rui <rui.zhang@intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2014-05-30Merge branch 'pm-sleep' into acpi-batteryRafael J. Wysocki
2014-05-29IB/mlx4: Add interface for selecting VFs to enable QP0 via MLX proxy QPsJack Morgenstein
This commit adds the sysfs interface for enabling QP0 on VFs for selected VF/port. By default, no VFs are enabled for QP0 operation. To enable QP0 operation on a VF/port, under /sys/class/infiniband/mlx4_x/iov/<b:d:f>/ports/x there are two new entries: - smi_enabled (read-only). Indicates whether smi is currently enabled for the indicated VF/port - enable_smi_admin (rw). Used by the admin to request that smi capability be enabled or disabled for the indicated VF/port. 0 = disable, 1 = enable. The requested enablement will occur at the next reset of the VF (e.g. driver restart on the VM which owns the VF). Signed-off-by: Jack Morgenstein <jackm@dev.mellanox.co.il> Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com> Signed-off-by: Roland Dreier <roland@purestorage.com>
2014-05-29mlx4: Add infrastructure for selecting VFs to enable QP0 via MLX proxy QPsJack Morgenstein
This commit adds the infrastructure for enabling selected VFs to operate SMI (QP0) MADs without restriction. Additionally, for these enabled VFs, their QP0 proxy and tunnel QPs are MLX QPs. As such, they operate over VL15. Therefore, they are not affected by "credit" problems or changes in the VLArb table (which may shut down VL0). Non-enabled VFs may only create UD proxy QP0 qps (which are forced by the hypervisor to send packets using the q-key it assigns and places in the qp-context). Thus, non-enabled VFs will not pose a security risk. The hypervisor discards any privileged MADs it receives from these non-enabled VFs. By default, all VFs are NOT enabled, and must explicitly be enabled by the administrator. The sysfs interface which operates the VF enablement infrastructure is provided in the next commit. Signed-off-by: Jack Morgenstein <jackm@dev.mellanox.co.il> Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com> Signed-off-by: Roland Dreier <roland@purestorage.com>
2014-05-29IB/mlx4: Preparation for VFs to issue/receive SMI (QP0) requests/responsesJack Morgenstein
Currently, VFs in SRIOV VFs are denied QP0 access. The main reason for this decision is security, since Subnet Management Datagrams (SMPs) are not restricted by network partitioning and may affect the physical network topology. Moreover, even the SM may be denied access from portions of the network by setting management keys unknown to the SM. However, it is desirable to grant SMI access to certain privileged VFs, so that certain network management activities may be conducted within virtual machines instead of the hypervisor. This commit does the following: 1. Create QP0 tunnel QPs for all VFs. 2. Discard SMI mads sent-from/received-for non-privileged VFs in the hypervisor MAD multiplex/demultiplex logic. SMI mads from/for privileged VFs are allowed to pass. 3. MAD_IFC wrapper changes/fixes. For non-privileged VFs, only host-view MAD_IFC commands are allowed, and only for SMI LID-Routed GET mads. For privileged VFs, there are no restrictions. This commit does not allow privileged VFs as yet. To determine if a VF is privileged, it calls function mlx4_vf_smi_enabled(). This function returns 0 unconditionally for now. The next two commits allow defining and activating privileged VFs. Signed-off-by: Jack Morgenstein <jackm@dev.mellanox.co.il> Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com> Signed-off-by: Roland Dreier <roland@purestorage.com>
2014-05-30drm: add DP MST encoder typeDave Airlie
This adds an encoder type for DP MST encoders. Reviewed-by: Todd Previte <tprevite@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2014-05-30drm: store encoder name in encoder structJani Nikula
This makes drm_get_encoder_name() thread safe. Reference: http://lkml.kernel.org/r/645ee6e22cad47d38a2b35c21c8d5fe3@DC1-MBX-01\ .ptsecurity.ru Signed-off-by: Jani Nikula <jani.nikula@intel.com> Reviewed-by: David Herrmann <dh.herrmann@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2014-05-30drm: store connector name in connector struct (v2)Jani Nikula
This makes drm_get_connector_name() thread safe. [airlied: fix to build.] Reference: http://lkml.kernel.org/r/645ee6e22cad47d38a2b35c21c8d5fe3@DC1-MBX-01.ptsecurity.ru Signed-off-by: Jani Nikula <jani.nikula@intel.com> Reviewed-by: David Herrmann <dh.herrmann@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2014-05-30Merge tag 'for-3.16' of ↵Rafael J. Wysocki
git://git.kernel.org/pub/scm/linux/kernel/git/mzx/devfreq into pm-devfreq Pull devfreq updates for v3.16 from MyungJoo Ham. - Clean up with modern macro in the core and drivers. - Fix incorrect error returns - Remove dead CONFIG check. - Fix resource leak in a driver. * tag 'for-3.16' of git://git.kernel.org/pub/scm/linux/kernel/git/mzx/devfreq: PM / devfreq: remove checks for CONFIG_EXYNOS_ASV PM / devfreq: exynos5: Use devm_devfreq_* function using device resource management PM / devfreq: exynos4: Use devm_devfreq_* function using device resource management PM / devfreq: Add devm_devfreq_{register,unregister}_opp_notfier function PM / devfreq: Add resource-managed function for devfreq device PM / devfreq: Fix devfreq_remove_device() to improve the sequence of resource free PM / devfreq: exynos: make more PPMU code common PM / devfreq: exynos5: introduce struct busfreq_ppmu_data PM / devfreq: exynos4: introduce struct busfreq_ppmu_data PM / devfreq: exynos4: use common PPMU code PM / devfreq: exynos5: Add CONFIG_PM_OPP dependency to fix probe fail PM / devfreq: exynos5: Use SIMPLE_DEV_PM_OPS macro PM / devfreq: exynos4: Add CONFIG_PM_OPP dependency to fix probe fail PM / devfreq: exynos4: Use SIMPLE_DEV_PM_OPS macro PM / devfreq: exynos4: Fix bug of resource leak and code clean on probe()
2014-05-29Merge branch 'fixes' of git://ftp.arm.linux.org.uk/~rmk/linux-armLinus Torvalds
Pull ARM fixes from Russell King: "The usual random collection of relatively small ARM fixes" * 'fixes' of git://ftp.arm.linux.org.uk/~rmk/linux-arm: ARM: 8063/1: bL_switcher: fix individual online status reporting of removed CPUs ARM: 8064/1: fix v7-M signal return ARM: 8057/1: amba: Add Qualcomm vendor ID. ARM: 8052/1: unwind: Fix handling of "Pop r4-r[4+nnn],r14" opcode ARM: 8051/1: put_user: fix possible data corruption in put_user ARM: 8048/1: fix v7-M setup stack location
2014-05-29net: of_mdio: add of_mdiobus_link_phydev()Daniel Mack
Add a function to walk the list of subnodes of a mdio bus and look for a node that matches the phy's address with its 'reg' property. If found, set the of_node pointer for the phy. This allows auto-probed pyh devices to be augmented by information passed in via DT. Signed-off-by: Daniel Mack <zonque@gmail.com> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-29Merge tag 'samsung-clk-2' of ↵Olof Johansson
http://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung into next/soc Merge "Samsung 2nd clock updates for 3.16" from Kukjin Kim: - Add missing sysmmu clocks for DISP and ISP blocks for exynos5250 * tag 'samsung-clk-2' of http://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung: clk: exynos5250: Add missing sysmmu clocks for DISP and ISP blocks Signed-off-by: Olof Johansson <olof@lixom.net>
2014-05-29Merge tag 'exynos-cpuidle' of ↵Olof Johansson
http://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung into next/drivers Merge "Samsung exynos-cpuidle updates for v3.16" from Kukjin Kim: - From Daniel Lezcano: This patchset relies on the cpm_pm notifier to initiate the powerdown sequence operations from pm.c instead cpuidle.c. Thus the cpuidle driver is no longer dependent from arch specific code as everything is called from the pm.c file. * tag 'exynos-cpuidle' of http://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung: (94 commits) ARM: EXYNOS: Fix kernel panic when unplugging CPU1 on exynos ARM: EXYNOS: Move the driver to drivers/cpuidle directory ARM: EXYNOS: Cleanup all unneeded headers from cpuidle.c ARM: EXYNOS: Pass the AFTR callback to the platform_data ARM: EXYNOS: Move S5P_CHECK_SLEEP into pm.c ARM: EXYNOS: Move the power sequence call in the cpu_pm notifier ARM: EXYNOS: Move the AFTR state function into pm.c ARM: EXYNOS: Encapsulate the AFTR code into a function ARM: EXYNOS: Disable cpuidle for exynos5440 ARM: EXYNOS: Encapsulate boot vector code into a function for cpuidle ARM: EXYNOS: Pass wakeup mask parameter to function for cpuidle ARM: EXYNOS: Remove ifdef for scu_enable in pm ARM: EXYNOS: Move scu_enable in the cpu_pm notifier ARM: EXYNOS: Use the cpu_pm notifier for pm ARM: EXYNOS: Fix S5P_WAKEUP_STAT call for cpuidle ARM: EXYNOS: Move some code inside the idle_finisher for cpuidle ARM: EXYNOS: Encapsulate register access inside a function for pm ARM: EXYNOS: Change function name prefix for cpuidle ARM: EXYNOS: Use cpuidle_register ARM: EXYNOS: Prevent forward declaration for cpuidle ... Signed-off-by: Olof Johansson <olof@lixom.net>
2014-05-29usb: host: max3421-hcd: Allow platform-data to specify Vbus polarityDavid Mosberger-Tang
Signed-off-by: Davidm Mosberger <davidm@egauge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-05-29Merge tag 'samsung-clk' of ↵Olof Johansson
http://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung into next/soc Merge "Samsung clock updates for 3.16" from Kukjin Kim: In this time, it is having dependency with arch/arm/ for 3.16, I pulled them into samsung tree from Tomasz under agreement from Mike. - Pull for_3.16/exynos5260 from Tomasz Figa: "This pull request contains patches preparing Samsung Common Clock Framework helpers to support Exynos5260 by adding support for multiple clock providers and then adding clock driver for Exynos5260." - Pull for_3.16/clk_fixes_non_critical from Tomasz Figa: "This pull requests contains a number of non-critical fixes for Samsung clock framework and drivers, including: 1) a series of fixes for Exynos5420 to correct clock definitions and make the driver closer to the documentation, 2) several missing clocks and clock IDs added to Exynos4, Exynos5250 and Exynos5420 drivers, 3) fix for incorrect initialization of clock table with NULL, 4) compiler warning fix." - Pull for_3.16/clk_cleanup from Tomasz Figa: "This pull requests contains minor clean-up related to Samsung clock support, including: 1) move Kconfig entries of Samsung clock drivers to drivers/clk, 2) compile drivers/clk/samsung conditionally when COMMON_CLK_SAMSUNG is selected, 3) remove obsolete Kconfig lines after moving s3c24xx to CCF." - Pull for_3.16/exynos3250 from Tomasz Figa: "This small pull request contains a patch adding clock driver for Exynos3250, which depends on previous pull requests in this series." - add dt bindings for exynos3250 clock - add exynos5800 specific clocks in current exynos5420 clock Note that this branch is based on s3c24xx ccf branch * tag 'samsung-clk' of http://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung: (59 commits) clk: exynos5420: Add 5800 specific clocks dt-bindings: add documentation for Exynos3250 clock controller ARM: S3C24XX: fix merge conflict clk: samsung: exynos3250: Add clocks using common clock framework drivers: clk: use COMMON_CLK_SAMSUNG for Samsung clock support ARM: S3C24XX: move S3C24XX clock Kconfig options to Samsung clock Kconfig file ARM: select COMMON_CLK_SAMSUNG for ARCH_EXYNOS and ARCH_S3C64XX clk: samsung: add new Kconfig for Samsung common clock option ARM: S3C24XX: Remove omitted Kconfig selects and conditionals clk: samsung: exynos5420: add more registers to restore list clk: samsung: exynos5420: add misc clocks clk: samsung: exynos5420: update clocks for MAU Block clk: samsung: exynos5420: fix register offset for sclk_bpll clk: samsung: exynos5420: correct sysmmu-mfc parent clocks clk: samsung: exynos5420: update clocks for FSYS and FSYS2 blocks clk: samsung: exynos5420: update clocks for WCORE block clk: samsung: exynos5420: update clocks for PERIS and GEN blocks clk: samsung: exynos5420: update clocks for PERIC block clk: samsung: exynos5420: update clocks for DISP1 block clk: samsung: exynos5420: update clocks for G2D and G3D blocks ... Signed-off-by: Olof Johansson <olof@lixom.net>
2014-05-29Merge branch 'for-upstream' of ↵John W. Linville
git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next Conflicts: drivers/bluetooth/btusb.c
2014-05-29Merge git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-nextJohn W. Linville