diff options
55 files changed, 388 insertions, 207 deletions
diff --git a/Documentation/vm/page_owner.rst b/Documentation/vm/page_owner.rst index 65204d7f004f..7e0c3f574e78 100644 --- a/Documentation/vm/page_owner.rst +++ b/Documentation/vm/page_owner.rst @@ -110,7 +110,7 @@ Usage If you want to sort by the page nums of buf, use the ``-m`` parameter. The detailed parameters are: - fundamental function: + fundamental function:: Sort: -a Sort by memory allocation time. @@ -122,7 +122,7 @@ Usage -s Sort by stack trace. -t Sort by times (default). - additional function: + additional function:: Cull: --cull <rules> @@ -153,6 +153,7 @@ Usage STANDARD FORMAT SPECIFIERS ========================== +:: KEY LONG DESCRIPTION p pid process ID diff --git a/MAINTAINERS b/MAINTAINERS index 5e8c2f611766..90aca947e18a 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -10237,8 +10237,6 @@ F: drivers/net/ethernet/sgi/ioc3-eth.c IOMAP FILESYSTEM LIBRARY M: Christoph Hellwig <hch@infradead.org> M: Darrick J. Wong <djwong@kernel.org> -M: linux-xfs@vger.kernel.org -M: linux-fsdevel@vger.kernel.org L: linux-xfs@vger.kernel.org L: linux-fsdevel@vger.kernel.org S: Supported @@ -21596,7 +21594,6 @@ F: drivers/xen/*swiotlb* XFS FILESYSTEM C: irc://irc.oftc.net/xfs M: Darrick J. Wong <djwong@kernel.org> -M: linux-xfs@vger.kernel.org L: linux-xfs@vger.kernel.org S: Supported W: http://xfs.org/ diff --git a/arch/arm/mach-exynos/Kconfig b/arch/arm/mach-exynos/Kconfig index f7d993628cb7..a9c1efcf7c9c 100644 --- a/arch/arm/mach-exynos/Kconfig +++ b/arch/arm/mach-exynos/Kconfig @@ -17,7 +17,6 @@ menuconfig ARCH_EXYNOS select EXYNOS_PMU select EXYNOS_SROM select EXYNOS_PM_DOMAINS if PM_GENERIC_DOMAINS - select GPIOLIB select HAVE_ARM_ARCH_TIMER if ARCH_EXYNOS5 select HAVE_ARM_SCU if SMP select PINCTRL diff --git a/drivers/block/Kconfig b/drivers/block/Kconfig index 519b6d38d4df..fdb81f2794cd 100644 --- a/drivers/block/Kconfig +++ b/drivers/block/Kconfig @@ -33,6 +33,22 @@ config BLK_DEV_FD To compile this driver as a module, choose M here: the module will be called floppy. +config BLK_DEV_FD_RAWCMD + bool "Support for raw floppy disk commands (DEPRECATED)" + depends on BLK_DEV_FD + help + If you want to use actual physical floppies and expect to do + special low-level hardware accesses to them (access and use + non-standard formats, for example), then enable this. + + Note that the code enabled by this option is rarely used and + might be unstable or insecure, and distros should not enable it. + + Note: FDRAWCMD is deprecated and will be removed from the kernel + in the near future. + + If unsure, say N. + config AMIGA_FLOPPY tristate "Amiga floppy support" depends on AMIGA diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c index 8c647532e3ce..d5b9ff9bcbb2 100644 --- a/drivers/block/floppy.c +++ b/drivers/block/floppy.c @@ -2982,6 +2982,8 @@ static const char *drive_name(int type, int drive) return "(null)"; } +#ifdef CONFIG_BLK_DEV_FD_RAWCMD + /* raw commands */ static void raw_cmd_done(int flag) { @@ -3181,6 +3183,35 @@ static int raw_cmd_ioctl(int cmd, void __user *param) return ret; } +static int floppy_raw_cmd_ioctl(int type, int drive, int cmd, + void __user *param) +{ + int ret; + + pr_warn_once("Note: FDRAWCMD is deprecated and will be removed from the kernel in the near future.\n"); + + if (type) + return -EINVAL; + if (lock_fdc(drive)) + return -EINTR; + set_floppy(drive); + ret = raw_cmd_ioctl(cmd, param); + if (ret == -EINTR) + return -EINTR; + process_fd_request(); + return ret; +} + +#else /* CONFIG_BLK_DEV_FD_RAWCMD */ + +static int floppy_raw_cmd_ioctl(int type, int drive, int cmd, + void __user *param) +{ + return -EOPNOTSUPP; +} + +#endif + static int invalidate_drive(struct block_device *bdev) { /* invalidate the buffer track to force a reread */ @@ -3369,7 +3400,6 @@ static int fd_locked_ioctl(struct block_device *bdev, fmode_t mode, unsigned int { int drive = (long)bdev->bd_disk->private_data; int type = ITYPE(drive_state[drive].fd_device); - int i; int ret; int size; union inparam { @@ -3520,16 +3550,7 @@ static int fd_locked_ioctl(struct block_device *bdev, fmode_t mode, unsigned int outparam = &write_errors[drive]; break; case FDRAWCMD: - if (type) - return -EINVAL; - if (lock_fdc(drive)) - return -EINTR; - set_floppy(drive); - i = raw_cmd_ioctl(cmd, (void __user *)param); - if (i == -EINTR) - return -EINTR; - process_fd_request(); - return i; + return floppy_raw_cmd_ioctl(type, drive, cmd, (void __user *)param); case FDTWADDLE: if (lock_fdc(drive)) return -EINTR; diff --git a/drivers/mtd/nand/raw/mtk_ecc.c b/drivers/mtd/nand/raw/mtk_ecc.c index e7df3dac705e..49ab3448b9b1 100644 --- a/drivers/mtd/nand/raw/mtk_ecc.c +++ b/drivers/mtd/nand/raw/mtk_ecc.c @@ -43,6 +43,7 @@ struct mtk_ecc_caps { u32 err_mask; + u32 err_shift; const u8 *ecc_strength; const u32 *ecc_regs; u8 num_ecc_strength; @@ -76,7 +77,7 @@ static const u8 ecc_strength_mt2712[] = { }; static const u8 ecc_strength_mt7622[] = { - 4, 6, 8, 10, 12, 14, 16 + 4, 6, 8, 10, 12 }; enum mtk_ecc_regs { @@ -221,7 +222,7 @@ void mtk_ecc_get_stats(struct mtk_ecc *ecc, struct mtk_ecc_stats *stats, for (i = 0; i < sectors; i++) { offset = (i >> 2) << 2; err = readl(ecc->regs + ECC_DECENUM0 + offset); - err = err >> ((i % 4) * 8); + err = err >> ((i % 4) * ecc->caps->err_shift); err &= ecc->caps->err_mask; if (err == ecc->caps->err_mask) { /* uncorrectable errors */ @@ -449,6 +450,7 @@ EXPORT_SYMBOL(mtk_ecc_get_parity_bits); static const struct mtk_ecc_caps mtk_ecc_caps_mt2701 = { .err_mask = 0x3f, + .err_shift = 8, .ecc_strength = ecc_strength_mt2701, .ecc_regs = mt2701_ecc_regs, .num_ecc_strength = 20, @@ -459,6 +461,7 @@ static const struct mtk_ecc_caps mtk_ecc_caps_mt2701 = { static const struct mtk_ecc_caps mtk_ecc_caps_mt2712 = { .err_mask = 0x7f, + .err_shift = 8, .ecc_strength = ecc_strength_mt2712, .ecc_regs = mt2712_ecc_regs, .num_ecc_strength = 23, @@ -468,10 +471,11 @@ static const struct mtk_ecc_caps mtk_ecc_caps_mt2712 = { }; static const struct mtk_ecc_caps mtk_ecc_caps_mt7622 = { - .err_mask = 0x3f, + .err_mask = 0x1f, + .err_shift = 5, .ecc_strength = ecc_strength_mt7622, .ecc_regs = mt7622_ecc_regs, - .num_ecc_strength = 7, + .num_ecc_strength = 5, .ecc_mode_shift = 4, .parity_bits = 13, .pg_irq_sel = 0, diff --git a/drivers/mtd/nand/raw/qcom_nandc.c b/drivers/mtd/nand/raw/qcom_nandc.c index 1a77542c6d67..048b255faa76 100644 --- a/drivers/mtd/nand/raw/qcom_nandc.c +++ b/drivers/mtd/nand/raw/qcom_nandc.c @@ -2651,10 +2651,23 @@ static int qcom_nand_attach_chip(struct nand_chip *chip) ecc->engine_type = NAND_ECC_ENGINE_TYPE_ON_HOST; mtd_set_ooblayout(mtd, &qcom_nand_ooblayout_ops); + /* Free the initially allocated BAM transaction for reading the ONFI params */ + if (nandc->props->is_bam) + free_bam_transaction(nandc); nandc->max_cwperpage = max_t(unsigned int, nandc->max_cwperpage, cwperpage); + /* Now allocate the BAM transaction based on updated max_cwperpage */ + if (nandc->props->is_bam) { + nandc->bam_txn = alloc_bam_transaction(nandc); + if (!nandc->bam_txn) { + dev_err(nandc->dev, + "failed to allocate bam transaction\n"); + return -ENOMEM; + } + } + /* * DATA_UD_BYTES varies based on whether the read/write command protects * spare data with ECC too. We protect spare data by default, so we set @@ -2955,17 +2968,6 @@ static int qcom_nand_host_init_and_register(struct qcom_nand_controller *nandc, if (ret) return ret; - if (nandc->props->is_bam) { - free_bam_transaction(nandc); - nandc->bam_txn = alloc_bam_transaction(nandc); - if (!nandc->bam_txn) { - dev_err(nandc->dev, - "failed to allocate bam transaction\n"); - nand_cleanup(chip); - return -ENOMEM; - } - } - ret = mtd_device_parse_register(mtd, probes, NULL, NULL, 0); if (ret) nand_cleanup(chip); diff --git a/drivers/mtd/nand/raw/sh_flctl.c b/drivers/mtd/nand/raw/sh_flctl.c index b85b9c6fcc42..a278829469d6 100644 --- a/drivers/mtd/nand/raw/sh_flctl.c +++ b/drivers/mtd/nand/raw/sh_flctl.c @@ -384,7 +384,8 @@ static int flctl_dma_fifo0_transfer(struct sh_flctl *flctl, unsigned long *buf, dma_addr_t dma_addr; dma_cookie_t cookie; uint32_t reg; - int ret; + int ret = 0; + unsigned long time_left; if (dir == DMA_FROM_DEVICE) { chan = flctl->chan_fifo0_rx; @@ -425,13 +426,14 @@ static int flctl_dma_fifo0_transfer(struct sh_flctl *flctl, unsigned long *buf, goto out; } - ret = + time_left = wait_for_completion_timeout(&flctl->dma_complete, msecs_to_jiffies(3000)); - if (ret <= 0) { + if (time_left == 0) { dmaengine_terminate_all(chan); dev_err(&flctl->pdev->dev, "wait_for_completion_timeout\n"); + ret = -ETIMEDOUT; } out: @@ -441,7 +443,7 @@ out: dma_unmap_single(chan->device->dev, dma_addr, len, dir); - /* ret > 0 is success */ + /* ret == 0 is success */ return ret; } @@ -465,7 +467,7 @@ static void read_fiforeg(struct sh_flctl *flctl, int rlen, int offset) /* initiate DMA transfer */ if (flctl->chan_fifo0_rx && rlen >= 32 && - flctl_dma_fifo0_transfer(flctl, buf, rlen, DMA_FROM_DEVICE) > 0) + !flctl_dma_fifo0_transfer(flctl, buf, rlen, DMA_FROM_DEVICE)) goto convert; /* DMA success */ /* do polling transfer */ @@ -524,7 +526,7 @@ static void write_ec_fiforeg(struct sh_flctl *flctl, int rlen, /* initiate DMA transfer */ if (flctl->chan_fifo0_tx && rlen >= 32 && - flctl_dma_fifo0_transfer(flctl, buf, rlen, DMA_TO_DEVICE) > 0) + !flctl_dma_fifo0_transfer(flctl, buf, rlen, DMA_TO_DEVICE)) return; /* DMA success */ /* do polling transfer */ diff --git a/drivers/pinctrl/intel/pinctrl-alderlake.c b/drivers/pinctrl/intel/pinctrl-alderlake.c index 32ba50efbceb..62dbd1e67513 100644 --- a/drivers/pinctrl/intel/pinctrl-alderlake.c +++ b/drivers/pinctrl/intel/pinctrl-alderlake.c @@ -14,11 +14,17 @@ #include "pinctrl-intel.h" -#define ADL_PAD_OWN 0x0a0 -#define ADL_PADCFGLOCK 0x110 -#define ADL_HOSTSW_OWN 0x150 -#define ADL_GPI_IS 0x200 -#define ADL_GPI_IE 0x220 +#define ADL_N_PAD_OWN 0x020 +#define ADL_N_PADCFGLOCK 0x080 +#define ADL_N_HOSTSW_OWN 0x0b0 +#define ADL_N_GPI_IS 0x100 +#define ADL_N_GPI_IE 0x120 + +#define ADL_S_PAD_OWN 0x0a0 +#define ADL_S_PADCFGLOCK 0x110 +#define ADL_S_HOSTSW_OWN 0x150 +#define ADL_S_GPI_IS 0x200 +#define ADL_S_GPI_IE 0x220 #define ADL_GPP(r, s, e, g) \ { \ @@ -28,14 +34,28 @@ .gpio_base = (g), \ } -#define ADL_COMMUNITY(b, s, e, g) \ +#define ADL_N_COMMUNITY(b, s, e, g) \ + { \ + .barno = (b), \ + .padown_offset = ADL_N_PAD_OWN, \ + .padcfglock_offset = ADL_N_PADCFGLOCK, \ + .hostown_offset = ADL_N_HOSTSW_OWN, \ + .is_offset = ADL_N_GPI_IS, \ + .ie_offset = ADL_N_GPI_IE, \ + .pin_base = (s), \ + .npins = ((e) - (s) + 1), \ + .gpps = (g), \ + .ngpps = ARRAY_SIZE(g), \ + } + +#define ADL_S_COMMUNITY(b, s, e, g) \ { \ .barno = (b), \ - .padown_offset = ADL_PAD_OWN, \ - .padcfglock_offset = ADL_PADCFGLOCK, \ - .hostown_offset = ADL_HOSTSW_OWN, \ - .is_offset = ADL_GPI_IS, \ - .ie_offset = ADL_GPI_IE, \ + .padown_offset = ADL_S_PAD_OWN, \ + .padcfglock_offset = ADL_S_PADCFGLOCK, \ + .hostown_offset = ADL_S_HOSTSW_OWN, \ + .is_offset = ADL_S_GPI_IS, \ + .ie_offset = ADL_S_GPI_IE, \ .pin_base = (s), \ .npins = ((e) - (s) + 1), \ .gpps = (g), \ @@ -342,10 +362,10 @@ static const struct intel_padgroup adln_community5_gpps[] = { }; static const struct intel_community adln_communities[] = { - ADL_COMMUNITY(0, 0, 66, adln_community0_gpps), - ADL_COMMUNITY(1, 67, 168, adln_community1_gpps), - ADL_COMMUNITY(2, 169, 248, adln_community4_gpps), - ADL_COMMUNITY(3, 249, 256, adln_community5_gpps), + ADL_N_COMMUNITY(0, 0, 66, adln_community0_gpps), + ADL_N_COMMUNITY(1, 67, 168, adln_community1_gpps), + ADL_N_COMMUNITY(2, 169, 248, adln_community4_gpps), + ADL_N_COMMUNITY(3, 249, 256, adln_community5_gpps), }; static const struct intel_pinctrl_soc_data adln_soc_data = { @@ -713,11 +733,11 @@ static const struct intel_padgroup adls_community5_gpps[] = { }; static const struct intel_community adls_communities[] = { - ADL_COMMUNITY(0, 0, 94, adls_community0_gpps), - ADL_COMMUNITY(1, 95, 150, adls_community1_gpps), - ADL_COMMUNITY(2, 151, 199, adls_community3_gpps), - ADL_COMMUNITY(3, 200, 269, adls_community4_gpps), - ADL_COMMUNITY(4, 270, 303, adls_community5_gpps), + ADL_S_COMMUNITY(0, 0, 94, adls_community0_gpps), + ADL_S_COMMUNITY(1, 95, 150, adls_community1_gpps), + ADL_S_COMMUNITY(2, 151, 199, adls_community3_gpps), + ADL_S_COMMUNITY(3, 200, 269, adls_community4_gpps), + ADL_S_COMMUNITY(4, 270, 303, adls_community5_gpps), }; static const struct intel_pinctrl_soc_data adls_soc_data = { diff --git a/drivers/pinctrl/mediatek/Kconfig b/drivers/pinctrl/mediatek/Kconfig index 8dca1ef04965..40accd110c3d 100644 --- a/drivers/pinctrl/mediatek/Kconfig +++ b/drivers/pinctrl/mediatek/Kconfig @@ -30,6 +30,7 @@ config PINCTRL_MTK_MOORE select GENERIC_PINMUX_FUNCTIONS select GPIOLIB select OF_GPIO + select EINT_MTK select PINCTRL_MTK_V2 config PINCTRL_MTK_PARIS diff --git a/drivers/pinctrl/pinctrl-pistachio.c b/drivers/pinctrl/pinctrl-pistachio.c index 8d271c6b0ca4..5de691c630b4 100644 --- a/drivers/pinctrl/pinctrl-pistachio.c +++ b/drivers/pinctrl/pinctrl-pistachio.c @@ -1374,10 +1374,10 @@ static int pistachio_gpio_register(struct pistachio_pinctrl *pctl) } irq = irq_of_parse_and_map(child, 0); - if (irq < 0) { - dev_err(pctl->dev, "No IRQ for bank %u: %d\n", i, irq); + if (!irq) { + dev_err(pctl->dev, "No IRQ for bank %u\n", i); of_node_put(child); - ret = irq; + ret = -EINVAL; goto err; } diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c index a1b598b86aa9..2cb79e649fcf 100644 --- a/drivers/pinctrl/pinctrl-rockchip.c +++ b/drivers/pinctrl/pinctrl-rockchip.c @@ -457,95 +457,110 @@ static struct rockchip_mux_recalced_data rk3128_mux_recalced_data[] = { static struct rockchip_mux_recalced_data rk3308_mux_recalced_data[] = { { + /* gpio1b6_sel */ .num = 1, .pin = 14, .reg = 0x28, .bit = 12, .mask = 0xf }, { + /* gpio1b7_sel */ .num = 1, .pin = 15, .reg = 0x2c, .bit = 0, .mask = 0x3 }, { + /* gpio1c2_sel */ .num = 1, .pin = 18, .reg = 0x30, .bit = 4, .mask = 0xf }, { + /* gpio1c3_sel */ .num = 1, .pin = 19, .reg = 0x30, .bit = 8, .mask = 0xf }, { + /* gpio1c4_sel */ .num = 1, .pin = 20, .reg = 0x30, .bit = 12, .mask = 0xf }, { + /* gpio1c5_sel */ .num = 1, .pin = 21, .reg = 0x34, .bit = 0, .mask = 0xf }, { + /* gpio1c6_sel */ .num = 1, .pin = 22, .reg = 0x34, .bit = 4, .mask = 0xf }, { + /* gpio1c7_sel */ .num = 1, .pin = 23, .reg = 0x34, .bit = 8, .mask = 0xf }, { - .num = 3, - .pin = 12, - .reg = 0x68, - .bit = 8, - .mask = 0xf - }, { - .num = 3, - .pin = 13, - .reg = 0x68, - .bit = 12, - .mask = 0xf - }, { + /* gpio2a2_sel */ .num = 2, .pin = 2, - .reg = 0x608, - .bit = 0, - .mask = 0x7 + .reg = 0x40, + .bit = 4, + .mask = 0x3 }, { + /* gpio2a3_sel */ .num = 2, .pin = 3, - .reg = 0x608, - .bit = 4, - .mask = 0x7 + .reg = 0x40, + .bit = 6, + .mask = 0x3 }, { + /* gpio2c0_sel */ .num = 2, .pin = 16, - .reg = 0x610, - .bit = 8, - .mask = 0x7 + .reg = 0x50, + .bit = 0, + .mask = 0x3 }, { + /* gpio3b2_sel */ .num = 3, .pin = 10, - .reg = 0x610, - .bit = 0, - .mask = 0x7 + .reg = 0x68, + .bit = 4, + .mask = 0x3 }, { + /* gpio3b3_sel */ .num = 3, .pin = 11, - .reg = 0x610, - .bit = 4, - .mask = 0x7 + .reg = 0x68, + .bit = 6, + .mask = 0x3 + }, { + /* gpio3b4_sel */ + .num = 3, + .pin = 12, + .reg = 0x68, + .bit = 8, + .mask = 0xf + }, { + /* gpio3b5_sel */ + .num = 3, + .pin = 13, + .reg = 0x68, + .bit = 12, + .mask = 0xf }, }; diff --git a/drivers/pinctrl/qcom/pinctrl-sm6350.c b/drivers/pinctrl/qcom/pinctrl-sm6350.c index 4d37b817b232..a91a86628f2f 100644 --- a/drivers/pinctrl/qcom/pinctrl-sm6350.c +++ b/drivers/pinctrl/qcom/pinctrl-sm6350.c @@ -264,14 +264,14 @@ static const struct pinctrl_pin_desc sm6350_pins[] = { PINCTRL_PIN(153, "GPIO_153"), PINCTRL_PIN(154, "GPIO_154"), PINCTRL_PIN(155, "GPIO_155"), - PINCTRL_PIN(156, "SDC1_RCLK"), - PINCTRL_PIN(157, "SDC1_CLK"), - PINCTRL_PIN(158, "SDC1_CMD"), - PINCTRL_PIN(159, "SDC1_DATA"), - PINCTRL_PIN(160, "SDC2_CLK"), - PINCTRL_PIN(161, "SDC2_CMD"), - PINCTRL_PIN(162, "SDC2_DATA"), - PINCTRL_PIN(163, "UFS_RESET"), + PINCTRL_PIN(156, "UFS_RESET"), + PINCTRL_PIN(157, "SDC1_RCLK"), + PINCTRL_PIN(158, "SDC1_CLK"), + PINCTRL_PIN(159, "SDC1_CMD"), + PINCTRL_PIN(160, "SDC1_DATA"), + PINCTRL_PIN(161, "SDC2_CLK"), + PINCTRL_PIN(162, "SDC2_CMD"), + PINCTRL_PIN(163, "SDC2_DATA"), }; #define DECLARE_MSM_GPIO_PINS(pin) \ diff --git a/drivers/pinctrl/samsung/Kconfig b/drivers/pinctrl/samsung/Kconfig index dfd805e76862..7b0576f71376 100644 --- a/drivers/pinctrl/samsung/Kconfig +++ b/drivers/pinctrl/samsung/Kconfig @@ -4,14 +4,13 @@ # config PINCTRL_SAMSUNG bool - depends on OF_GPIO + select GPIOLIB select PINMUX select PINCONF config PINCTRL_EXYNOS bool "Pinctrl common driver part for Samsung Exynos SoCs" - depends on OF_GPIO - depends on ARCH_EXYNOS || ARCH_S5PV210 || COMPILE_TEST + depends on ARCH_EXYNOS || ARCH_S5PV210 || (COMPILE_TEST && OF) select PINCTRL_SAMSUNG select PINCTRL_EXYNOS_ARM if ARM && (ARCH_EXYNOS || ARCH_S5PV210) select PINCTRL_EXYNOS_ARM64 if ARM64 && ARCH_EXYNOS @@ -26,12 +25,10 @@ config PINCTRL_EXYNOS_ARM64 config PINCTRL_S3C24XX bool "Samsung S3C24XX SoC pinctrl driver" - depends on OF_GPIO - depends on ARCH_S3C24XX || COMPILE_TEST + depends on ARCH_S3C24XX || (COMPILE_TEST && OF) select PINCTRL_SAMSUNG config PINCTRL_S3C64XX bool "Samsung S3C64XX SoC pinctrl driver" - depends on OF_GPIO - depends on ARCH_S3C64XX || COMPILE_TEST + depends on ARCH_S3C64XX || (COMPILE_TEST && OF) select PINCTRL_SAMSUNG diff --git a/drivers/pinctrl/samsung/pinctrl-exynos-arm64.c b/drivers/pinctrl/samsung/pinctrl-exynos-arm64.c index d291819c2f77..cb965cf93705 100644 --- a/drivers/pinctrl/samsung/pinctrl-exynos-arm64.c +++ b/drivers/pinctrl/samsung/pinctrl-exynos-arm64.c @@ -770,7 +770,7 @@ static const struct samsung_pin_bank_data fsd_pin_banks2[] __initconst = { EXYNOS850_PIN_BANK_EINTN(3, 0x00, "gpq0"), }; -const struct samsung_pin_ctrl fsd_pin_ctrl[] __initconst = { +static const struct samsung_pin_ctrl fsd_pin_ctrl[] __initconst = { { /* pin-controller instance 0 FSYS0 data */ .pin_banks = fsd_pin_banks0, diff --git a/drivers/pinctrl/stm32/pinctrl-stm32.c b/drivers/pinctrl/stm32/pinctrl-stm32.c index 9ed764731570..f7c9459f6628 100644 --- a/drivers/pinctrl/stm32/pinctrl-stm32.c +++ b/drivers/pinctrl/stm32/pinctrl-stm32.c @@ -225,6 +225,13 @@ static void stm32_gpio_free(struct gpio_chip *chip, unsigned offset) pinctrl_gpio_free(chip->base + offset); } +static int stm32_gpio_get_noclk(struct gpio_chip *chip, unsigned int offset) +{ + struct stm32_gpio_bank *bank = gpiochip_get_data(chip); + + return !!(readl_relaxed(bank->base + STM32_GPIO_IDR) & BIT(offset)); +} + static int stm32_gpio_get(struct gpio_chip *chip, unsigned offset) { struct stm32_gpio_bank *bank = gpiochip_get_data(chip); @@ -232,7 +239,7 @@ static int stm32_gpio_get(struct gpio_chip *chip, unsigned offset) clk_enable(bank->clk); - ret = !!(readl_relaxed(bank->base + STM32_GPIO_IDR) & BIT(offset)); + ret = stm32_gpio_get_noclk(chip, offset); clk_disable(bank->clk); @@ -311,8 +318,12 @@ static void stm32_gpio_irq_trigger(struct irq_data *d) struct stm32_gpio_bank *bank = d->domain->host_data; int level; + /* Do not access the GPIO if this is not LEVEL triggered IRQ. */ + if (!(bank->irq_type[d->hwirq] & IRQ_TYPE_LEVEL_MASK)) + return; + /* If level interrupt type then retrig */ - level = stm32_gpio_get(&bank->gpio_chip, d->hwirq); + level = stm32_gpio_get_noclk(&bank->gpio_chip, d->hwirq); if ((level == 0 && bank->irq_type[d->hwirq] == IRQ_TYPE_LEVEL_LOW) || (level == 1 && bank->irq_type[d->hwirq] == IRQ_TYPE_LEVEL_HIGH)) irq_chip_retrigger_hierarchy(d); @@ -354,6 +365,7 @@ static int stm32_gpio_irq_request_resources(struct irq_data *irq_data) { struct stm32_gpio_bank *bank = irq_data->domain->host_data; struct stm32_pinctrl *pctl = dev_get_drvdata(bank->gpio_chip.parent); + unsigned long flags; int ret; ret = stm32_gpio_direction_input(&bank->gpio_chip, irq_data->hwirq); @@ -367,6 +379,10 @@ static int stm32_gpio_irq_request_resources(struct irq_data *irq_data) return ret; } + flags = irqd_get_trigger_type(irq_data); + if (flags & IRQ_TYPE_LEVEL_MASK) + clk_enable(bank->clk); + return 0; } @@ -374,6 +390,9 @@ static void stm32_gpio_irq_release_resources(struct irq_data *irq_data) { struct stm32_gpio_bank *bank = irq_data->domain->host_data; + if (bank->irq_type[irq_data->hwirq] & IRQ_TYPE_LEVEL_MASK) + clk_disable(bank->clk); + gpiochip_unlock_as_irq(&bank->gpio_chip, irq_data->hwirq); } diff --git a/drivers/pinctrl/sunplus/sppctl_sp7021.c b/drivers/pinctrl/sunplus/sppctl_sp7021.c index 9748345b9298..cd657760a644 100644 --- a/drivers/pinctrl/sunplus/sppctl_sp7021.c +++ b/drivers/pinctrl/sunplus/sppctl_sp7021.c @@ -419,7 +419,15 @@ static const struct sppctl_grp sp7021grps_prbp[] = { EGRP("PROBE_PORT2", 2, pins_prp2), }; +/* + * Due to compatible reason, the first valid item should start at the third + * position of the array. Please keep the first two items of the table + * no use (dummy). + */ const struct sppctl_func sppctl_list_funcs[] = { + FNCN("", pinmux_type_fpmx, 0x00, 0, 0), + FNCN("", pinmux_type_fpmx, 0x00, 0, 0), + FNCN("L2SW_CLK_OUT", pinmux_type_fpmx, 0x00, 0, 7), FNCN("L2SW_MAC_SMI_MDC", pinmux_type_fpmx, 0x00, 8, 7), FNCN("L2SW_LED_FLASH0", pinmux_type_fpmx, 0x01, 0, 7), diff --git a/drivers/video/fbdev/arkfb.c b/drivers/video/fbdev/arkfb.c index edf169d0816e..eb3e47c58c5f 100644 --- a/drivers/video/fbdev/arkfb.c +++ b/drivers/video/fbdev/arkfb.c @@ -566,6 +566,9 @@ static int arkfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) { int rv, mem, step; + if (!var->pixclock) + return -EINVAL; + /* Find appropriate format */ rv = svga_match_format (arkfb_formats, var, NULL); if (rv < 0) diff --git a/drivers/video/fbdev/aty/aty128fb.c b/drivers/video/fbdev/aty/aty128fb.c index 6ff16d3132e5..b26c81233b6b 100644 --- a/drivers/video/fbdev/aty/aty128fb.c +++ b/drivers/video/fbdev/aty/aty128fb.c @@ -68,7 +68,6 @@ #ifdef CONFIG_PPC_PMAC #include <asm/machdep.h> #include <asm/pmac_feature.h> -#include <asm/prom.h> #include "../macmodes.h" #endif diff --git a/drivers/video/fbdev/aty/atyfb_base.c b/drivers/video/fbdev/aty/atyfb_base.c index 1aef3d6ebd88..a3e6faed7745 100644 --- a/drivers/video/fbdev/aty/atyfb_base.c +++ b/drivers/video/fbdev/aty/atyfb_base.c @@ -79,7 +79,6 @@ #ifdef __powerpc__ #include <asm/machdep.h> -#include <asm/prom.h> #include "../macmodes.h" #endif #ifdef __sparc__ diff --git a/drivers/video/fbdev/aty/radeon_pm.c b/drivers/video/fbdev/aty/radeon_pm.c index b5fbd5329652..97a5972f5b1f 100644 --- a/drivers/video/fbdev/aty/radeon_pm.c +++ b/drivers/video/fbdev/aty/radeon_pm.c @@ -22,7 +22,6 @@ #ifdef CONFIG_PPC_PMAC #include <asm/machdep.h> -#include <asm/prom.h> #include <asm/pmac_feature.h> #endif diff --git a/drivers/video/fbdev/aty/radeonfb.h b/drivers/video/fbdev/aty/radeonfb.h index 93f403cbb415..91d81b576231 100644 --- a/drivers/video/fbdev/aty/radeonfb.h +++ b/drivers/video/fbdev/aty/radeonfb.h @@ -21,7 +21,7 @@ #include <asm/io.h> -#if defined(CONFIG_PPC) || defined(CONFIG_SPARC) +#ifdef CONFIG_SPARC #include <asm/prom.h> #endif diff --git a/drivers/video/fbdev/clps711x-fb.c b/drivers/video/fbdev/clps711x-fb.c index c5d15c6db287..771ce1f76951 100644 --- a/drivers/video/fbdev/clps711x-fb.c +++ b/drivers/video/fbdev/clps711x-fb.c @@ -268,8 +268,7 @@ static int clps711x_fb_probe(struct platform_device *pdev) goto out_fb_release; } - cfb->syscon = - syscon_regmap_lookup_by_compatible("cirrus,ep7209-syscon1"); + cfb->syscon = syscon_regmap_lookup_by_phandle(np, "syscon"); if (IS_ERR(cfb->syscon)) { ret = PTR_ERR(cfb->syscon); goto out_fb_release; diff --git a/drivers/video/fbdev/controlfb.c b/drivers/video/fbdev/controlfb.c index bd59e7b11ed5..aba46118b208 100644 --- a/drivers/video/fbdev/controlfb.c +++ b/drivers/video/fbdev/controlfb.c @@ -47,9 +47,6 @@ #include <linux/nvram.h> #include <linux/adb.h> #include <linux/cuda.h> -#ifdef CONFIG_PPC_PMAC -#include <asm/prom.h> -#endif #ifdef CONFIG_BOOTX_TEXT #include <asm/btext.h> #endif diff --git a/drivers/video/fbdev/i740fb.c b/drivers/video/fbdev/i740fb.c index 52cce0db8bd3..09dd85553d4f 100644 --- a/drivers/video/fbdev/i740fb.c +++ b/drivers/video/fbdev/i740fb.c @@ -657,6 +657,9 @@ static int i740fb_decode_var(const struct fb_var_screeninfo *var, static int i740fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) { + if (!var->pixclock) + return -EINVAL; + switch (var->bits_per_pixel) { case 8: var->red.offset = var->green.offset = var->blue.offset = 0; @@ -740,7 +743,7 @@ static int i740fb_set_par(struct fb_info *info) if (i) return i; - memset(info->screen_base, 0, info->screen_size); + memset_io(info->screen_base, 0, info->screen_size); vga_protect(par); diff --git a/drivers/video/fbdev/imxfb.c b/drivers/video/fbdev/imxfb.c index 68288756ffff..a2f644c97f28 100644 --- a/drivers/video/fbdev/imxfb.c +++ b/drivers/video/fbdev/imxfb.c @@ -925,10 +925,12 @@ static int imxfb_probe(struct platform_device *pdev) sizeof(struct imx_fb_videomode), GFP_KERNEL); if (!fbi->mode) { ret = -ENOMEM; + of_node_put(display_np); goto failed_of_parse; } ret = imxfb_of_read_mode(&pdev->dev, display_np, fbi->mode); + of_node_put(display_np); if (ret) goto failed_of_parse; } diff --git a/drivers/video/fbdev/kyro/fbdev.c b/drivers/video/fbdev/kyro/fbdev.c index 25801e8e3f74..d57772f96ad2 100644 --- a/drivers/video/fbdev/kyro/fbdev.c +++ b/drivers/video/fbdev/kyro/fbdev.c @@ -494,6 +494,8 @@ static int kyrofb_set_par(struct fb_info *info) info->var.hsync_len + info->var.left_margin)) / 1000; + if (!lineclock) + return -EINVAL; /* time for a frame in ns (precision in 32bpp) */ frameclock = lineclock * (info->var.yres + diff --git a/drivers/video/fbdev/matrox/matroxfb_base.h b/drivers/video/fbdev/matrox/matroxfb_base.h index 759dee996af1..958be6805f87 100644 --- a/drivers/video/fbdev/matrox/matroxfb_base.h +++ b/drivers/video/fbdev/matrox/matroxfb_base.h @@ -47,7 +47,6 @@ #include <asm/unaligned.h> #if defined(CONFIG_PPC_PMAC) -#include <asm/prom.h> #include "../macmodes.h" #endif diff --git a/drivers/video/fbdev/mb862xx/mb862xxfbdrv.c b/drivers/video/fbdev/mb862xx/mb862xxfbdrv.c index 63721337a377..a7508f5be343 100644 --- a/drivers/video/fbdev/mb862xx/mb862xxfbdrv.c +++ b/drivers/video/fbdev/mb862xx/mb862xxfbdrv.c @@ -18,6 +18,8 @@ #include <linux/interrupt.h> #include <linux/pci.h> #if defined(CONFIG_OF) +#include <linux/of_address.h> +#include <linux/of_irq.h> #include <linux/of_platform.h> #endif #include "mb862xxfb.h" diff --git a/drivers/video/fbdev/mmp/core.c b/drivers/video/fbdev/mmp/core.c index 154127256a2c..03707461eced 100644 --- a/drivers/video/fbdev/mmp/core.c +++ b/drivers/video/fbdev/mmp/core.c @@ -127,19 +127,18 @@ EXPORT_SYMBOL_GPL(mmp_unregister_panel); */ struct mmp_path *mmp_get_path(const char *name) { - struct mmp_path *path; - int found = 0; + struct mmp_path *path = NULL, *iter; mutex_lock(&disp_lock); - list_for_each_entry(path, &path_list, node) { - if (!strcmp(name, path->name)) { - found = 1; + list_for_each_entry(iter, &path_list, node) { + if (!strcmp(name, iter->name)) { + path = iter; break; } } mutex_unlock(&disp_lock); - return found ? path : NULL; + return path; } EXPORT_SYMBOL_GPL(mmp_get_path); diff --git a/drivers/video/fbdev/neofb.c b/drivers/video/fbdev/neofb.c index 966df2a07360..28d32cbf496b 100644 --- a/drivers/video/fbdev/neofb.c +++ b/drivers/video/fbdev/neofb.c @@ -585,7 +585,7 @@ neofb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) DBG("neofb_check_var"); - if (var->pixclock && PICOS2KHZ(var->pixclock) > par->maxClock) + if (!var->pixclock || PICOS2KHZ(var->pixclock) > par->maxClock) return -EINVAL; /* Is the mode larger than the LCD panel? */ diff --git a/drivers/video/fbdev/omap/hwa742.c b/drivers/video/fbdev/omap/hwa742.c index b191bef22d98..9d9fe5c3a7a1 100644 --- a/drivers/video/fbdev/omap/hwa742.c +++ b/drivers/video/fbdev/omap/hwa742.c @@ -964,7 +964,7 @@ static int hwa742_init(struct omapfb_device *fbdev, int ext_mode, if ((r = calc_extif_timings(ext_clk, &extif_mem_div)) < 0) goto err3; hwa742.extif->set_timings(&hwa742.reg_timings); - clk_enable(hwa742.sys_ck); + clk_prepare_enable(hwa742.sys_ck); calc_hwa742_clk_rates(ext_clk, &sys_clk, &pix_clk); if ((r = calc_extif_timings(sys_clk, &extif_mem_div)) < 0) @@ -1023,7 +1023,7 @@ static int hwa742_init(struct omapfb_device *fbdev, int ext_mode, return 0; err4: - clk_disable(hwa742.sys_ck); + clk_disable_unprepare(hwa742.sys_ck); err3: hwa742.extif->cleanup(); err2: @@ -1037,7 +1037,7 @@ static void hwa742_cleanup(void) hwa742_set_update_mode(OMAPFB_UPDATE_DISABLED); hwa742.extif->cleanup(); hwa742.int_ctrl->cleanup(); - clk_disable(hwa742.sys_ck); + clk_disable_unprepare(hwa742.sys_ck); } struct lcd_ctrl hwa742_ctrl = { diff --git a/drivers/video/fbdev/omap/lcdc.c b/drivers/video/fbdev/omap/lcdc.c index 7317c9aad677..97d20dc0d1d0 100644 --- a/drivers/video/fbdev/omap/lcdc.c +++ b/drivers/video/fbdev/omap/lcdc.c @@ -711,7 +711,7 @@ static int omap_lcdc_init(struct omapfb_device *fbdev, int ext_mode, dev_err(fbdev->dev, "failed to adjust LCD rate\n"); goto fail1; } - clk_enable(lcdc.lcd_ck); + clk_prepare_enable(lcdc.lcd_ck); r = request_irq(OMAP_LCDC_IRQ, lcdc_irq_handler, 0, MODULE_NAME, fbdev); if (r) { @@ -746,7 +746,7 @@ fail4: fail3: free_irq(OMAP_LCDC_IRQ, lcdc.fbdev); fail2: - clk_disable(lcdc.lcd_ck); + clk_disable_unprepare(lcdc.lcd_ck); fail1: clk_put(lcdc.lcd_ck); fail0: @@ -760,7 +760,7 @@ static void omap_lcdc_cleanup(void) free_fbmem(); omap_free_lcd_dma(); free_irq(OMAP_LCDC_IRQ, lcdc.fbdev); - clk_disable(lcdc.lcd_ck); + clk_disable_unprepare(lcdc.lcd_ck); clk_put(lcdc.lcd_ck); } diff --git a/drivers/video/fbdev/omap/sossi.c b/drivers/video/fbdev/omap/sossi.c index 80ac67f27f0d..b9cb8b386627 100644 --- a/drivers/video/fbdev/omap/sossi.c +++ b/drivers/video/fbdev/omap/sossi.c @@ -598,7 +598,7 @@ static int sossi_init(struct omapfb_device *fbdev) l &= ~CONF_SOSSI_RESET_R; omap_writel(l, MOD_CONF_CTRL_1); - clk_enable(sossi.fck); + clk_prepare_enable(sossi.fck); l = omap_readl(ARM_IDLECT2); l &= ~(1 << 8); /* DMACK_REQ */ omap_writel(l, ARM_IDLECT2); @@ -649,7 +649,7 @@ static int sossi_init(struct omapfb_device *fbdev) return 0; err: - clk_disable(sossi.fck); + clk_disable_unprepare(sossi.fck); clk_put(sossi.fck); return r; } @@ -657,6 +657,7 @@ err: static void sossi_cleanup(void) { omap_lcdc_free_dma_callback(); + clk_unprepare(sossi.fck); clk_put(sossi.fck); iounmap(sossi.base); } diff --git a/drivers/video/fbdev/platinumfb.c b/drivers/video/fbdev/platinumfb.c index ce413a9df06e..5b9e26ea6449 100644 --- a/drivers/video/fbdev/platinumfb.c +++ b/drivers/video/fbdev/platinumfb.c @@ -30,9 +30,9 @@ #include <linux/fb.h> #include <linux/init.h> #include <linux/nvram.h> +#include <linux/of_address.h> #include <linux/of_device.h> #include <linux/of_platform.h> -#include <asm/prom.h> #include "macmodes.h" #include "platinumfb.h" diff --git a/drivers/video/fbdev/pm2fb.c b/drivers/video/fbdev/pm2fb.c index c68725eebee3..d3be2c64f1c0 100644 --- a/drivers/video/fbdev/pm2fb.c +++ b/drivers/video/fbdev/pm2fb.c @@ -1504,9 +1504,7 @@ static const struct fb_ops pm2fb_ops = { /** - * Device initialisation - * - * Initialise and allocate resource for PCI device. + * pm2fb_probe - Initialise and allocate resource for PCI device. * * @pdev: PCI device. * @id: PCI device ID. @@ -1711,9 +1709,7 @@ static int pm2fb_probe(struct pci_dev *pdev, const struct pci_device_id *id) } /** - * Device removal. - * - * Release all device resources. + * pm2fb_remove - Release all device resources. * * @pdev: PCI device to clean up. */ diff --git a/drivers/video/fbdev/pxafb.c b/drivers/video/fbdev/pxafb.c index f1551e00eb12..8ad91c251fe6 100644 --- a/drivers/video/fbdev/pxafb.c +++ b/drivers/video/fbdev/pxafb.c @@ -2256,10 +2256,10 @@ static int pxafb_probe(struct platform_device *dev) goto failed; for (i = 0; i < inf->num_modes; i++) inf->modes[i] = pdata->modes[i]; + } else { + inf = of_pxafb_of_mach_info(&dev->dev); } - if (!pdata) - inf = of_pxafb_of_mach_info(&dev->dev); if (IS_ERR_OR_NULL(inf)) goto failed; diff --git a/drivers/video/fbdev/s3fb.c b/drivers/video/fbdev/s3fb.c index 5c74253e7b2c..b93c8eb02336 100644 --- a/drivers/video/fbdev/s3fb.c +++ b/drivers/video/fbdev/s3fb.c @@ -549,6 +549,9 @@ static int s3fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) int rv, mem, step; u16 m, n, r; + if (!var->pixclock) + return -EINVAL; + /* Find appropriate format */ rv = svga_match_format (s3fb_formats, var, NULL); diff --git a/drivers/video/fbdev/sh_mobile_lcdcfb.c b/drivers/video/fbdev/sh_mobile_lcdcfb.c index aa4ebe3192ec..9a4417430b4e 100644 --- a/drivers/video/fbdev/sh_mobile_lcdcfb.c +++ b/drivers/video/fbdev/sh_mobile_lcdcfb.c @@ -531,9 +531,6 @@ static void sh_mobile_lcdc_display_off(struct sh_mobile_lcdc_chan *ch) ch->tx_dev->ops->display_off(ch->tx_dev); } -static int sh_mobile_lcdc_check_var(struct fb_var_screeninfo *var, - struct fb_info *info); - /* ----------------------------------------------------------------------------- * Format helpers */ diff --git a/drivers/video/fbdev/sis/sis_main.c b/drivers/video/fbdev/sis/sis_main.c index 742f62986b80..f28fd69d5eb7 100644 --- a/drivers/video/fbdev/sis/sis_main.c +++ b/drivers/video/fbdev/sis/sis_main.c @@ -4463,7 +4463,7 @@ static void sisfb_post_sis300(struct pci_dev *pdev) SiS_SetReg(SISCR, 0x37, 0x02); SiS_SetReg(SISPART2, 0x00, 0x1c); v4 = 0x00; v5 = 0x00; v6 = 0x10; - if(ivideo->SiS_Pr.UseROM) { + if (ivideo->SiS_Pr.UseROM && bios) { v4 = bios[0xf5]; v5 = bios[0xf6]; v6 = bios[0xf7]; diff --git a/drivers/video/fbdev/tridentfb.c b/drivers/video/fbdev/tridentfb.c index 4d20cb557ff0..319131bd72cf 100644 --- a/drivers/video/fbdev/tridentfb.c +++ b/drivers/video/fbdev/tridentfb.c @@ -996,6 +996,9 @@ static int tridentfb_check_var(struct fb_var_screeninfo *var, int ramdac = 230000; /* 230MHz for most 3D chips */ debug("enter\n"); + if (!var->pixclock) + return -EINVAL; + /* check color depth */ if (bpp == 24) bpp = var->bits_per_pixel = 32; diff --git a/drivers/video/fbdev/udlfb.c b/drivers/video/fbdev/udlfb.c index b6ec0b8e2b72..d280733f283b 100644 --- a/drivers/video/fbdev/udlfb.c +++ b/drivers/video/fbdev/udlfb.c @@ -1650,8 +1650,9 @@ static int dlfb_usb_probe(struct usb_interface *intf, const struct device_attribute *attr; struct dlfb_data *dlfb; struct fb_info *info; - int retval = -ENOMEM; + int retval; struct usb_device *usbdev = interface_to_usbdev(intf); + struct usb_endpoint_descriptor *out; /* usb initialization */ dlfb = kzalloc(sizeof(*dlfb), GFP_KERNEL); @@ -1665,6 +1666,12 @@ static int dlfb_usb_probe(struct usb_interface *intf, dlfb->udev = usb_get_dev(usbdev); usb_set_intfdata(intf, dlfb); + retval = usb_find_common_endpoints(intf->cur_altsetting, NULL, &out, NULL, NULL); + if (retval) { + dev_err(&intf->dev, "Device should have at lease 1 bulk endpoint!\n"); + goto error; + } + dev_dbg(&intf->dev, "console enable=%d\n", console); dev_dbg(&intf->dev, "fb_defio enable=%d\n", fb_defio); dev_dbg(&intf->dev, "shadow enable=%d\n", shadow); @@ -1674,6 +1681,7 @@ static int dlfb_usb_probe(struct usb_interface *intf, if (!dlfb_parse_vendor_descriptor(dlfb, intf)) { dev_err(&intf->dev, "firmware not recognized, incompatible device?\n"); + retval = -ENODEV; goto error; } @@ -1687,8 +1695,10 @@ static int dlfb_usb_probe(struct usb_interface *intf, /* allocates framebuffer driver structure, not framebuffer memory */ info = framebuffer_alloc(0, &dlfb->udev->dev); - if (!info) + if (!info) { + retval = -ENOMEM; goto error; + } dlfb->info = info; info->par = dlfb; diff --git a/drivers/video/fbdev/valkyriefb.c b/drivers/video/fbdev/valkyriefb.c index 8425afe37d7c..a6c9d4f26669 100644 --- a/drivers/video/fbdev/valkyriefb.c +++ b/drivers/video/fbdev/valkyriefb.c @@ -54,10 +54,9 @@ #include <linux/nvram.h> #include <linux/adb.h> #include <linux/cuda.h> +#include <linux/of_address.h> #ifdef CONFIG_MAC #include <asm/macintosh.h> -#else -#include <asm/prom.h> #endif #include "macmodes.h" diff --git a/drivers/video/fbdev/vt8623fb.c b/drivers/video/fbdev/vt8623fb.c index 7a959e5ba90b..a92a8c670cf0 100644 --- a/drivers/video/fbdev/vt8623fb.c +++ b/drivers/video/fbdev/vt8623fb.c @@ -321,6 +321,9 @@ static int vt8623fb_check_var(struct fb_var_screeninfo *var, struct fb_info *inf { int rv, mem, step; + if (!var->pixclock) + return -EINVAL; + /* Find appropriate format */ rv = svga_match_format (vt8623fb_formats, var, NULL); if (rv < 0) diff --git a/drivers/video/of_display_timing.c b/drivers/video/of_display_timing.c index f93b6abbe258..bebd371c6b93 100644 --- a/drivers/video/of_display_timing.c +++ b/drivers/video/of_display_timing.c @@ -199,7 +199,7 @@ struct display_timings *of_get_display_timings(const struct device_node *np) struct display_timing *dt; int r; - dt = kzalloc(sizeof(*dt), GFP_KERNEL); + dt = kmalloc(sizeof(*dt), GFP_KERNEL); if (!dt) { pr_err("%pOF: could not allocate display_timing struct\n", np); diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c index e1afb9e503e1..bf4e60871068 100644 --- a/fs/xfs/xfs_buf.c +++ b/fs/xfs/xfs_buf.c @@ -406,7 +406,7 @@ xfs_buf_alloc_pages( STATIC int _xfs_buf_map_pages( struct xfs_buf *bp, - uint flags) + xfs_buf_flags_t flags) { ASSERT(bp->b_flags & _XBF_PAGES); if (bp->b_page_count == 1) { @@ -868,7 +868,7 @@ xfs_buf_read_uncached( struct xfs_buftarg *target, xfs_daddr_t daddr, size_t numblks, - int flags, + xfs_buf_flags_t flags, struct xfs_buf **bpp, const struct xfs_buf_ops *ops) { @@ -903,7 +903,7 @@ int xfs_buf_get_uncached( struct xfs_buftarg *target, size_t numblks, - int flags, + xfs_buf_flags_t flags, struct xfs_buf **bpp) { int error; diff --git a/fs/xfs/xfs_buf.h b/fs/xfs/xfs_buf.h index edcb6254fa6a..1ee3056ff9cf 100644 --- a/fs/xfs/xfs_buf.h +++ b/fs/xfs/xfs_buf.h @@ -22,28 +22,28 @@ struct xfs_buf; #define XFS_BUF_DADDR_NULL ((xfs_daddr_t) (-1LL)) -#define XBF_READ (1 << 0) /* buffer intended for reading from device */ -#define XBF_WRITE (1 << 1) /* buffer intended for writing to device */ -#define XBF_READ_AHEAD (1 << 2) /* asynchronous read-ahead */ -#define XBF_NO_IOACCT (1 << 3) /* bypass I/O accounting (non-LRU bufs) */ -#define XBF_ASYNC (1 << 4) /* initiator will not wait for completion */ -#define XBF_DONE (1 << 5) /* all pages in the buffer uptodate */ -#define XBF_STALE (1 << 6) /* buffer has been staled, do not find it */ -#define XBF_WRITE_FAIL (1 << 7) /* async writes have failed on this buffer */ +#define XBF_READ (1u << 0) /* buffer intended for reading from device */ +#define XBF_WRITE (1u << 1) /* buffer intended for writing to device */ +#define XBF_READ_AHEAD (1u << 2) /* asynchronous read-ahead */ +#define XBF_NO_IOACCT (1u << 3) /* bypass I/O accounting (non-LRU bufs) */ +#define XBF_ASYNC (1u << 4) /* initiator will not wait for completion */ +#define XBF_DONE (1u << 5) /* all pages in the buffer uptodate */ +#define XBF_STALE (1u << 6) /* buffer has been staled, do not find it */ +#define XBF_WRITE_FAIL (1u << 7) /* async writes have failed on this buffer */ /* buffer type flags for write callbacks */ -#define _XBF_INODES (1 << 16)/* inode buffer */ -#define _XBF_DQUOTS (1 << 17)/* dquot buffer */ -#define _XBF_LOGRECOVERY (1 << 18)/* log recovery buffer */ +#define _XBF_INODES (1u << 16)/* inode buffer */ +#define _XBF_DQUOTS (1u << 17)/* dquot buffer */ +#define _XBF_LOGRECOVERY (1u << 18)/* log recovery buffer */ /* flags used only internally */ -#define _XBF_PAGES (1 << 20)/* backed by refcounted pages */ -#define _XBF_KMEM (1 << 21)/* backed by heap memory */ -#define _XBF_DELWRI_Q (1 << 22)/* buffer on a delwri queue */ +#define _XBF_PAGES (1u << 20)/* backed by refcounted pages */ +#define _XBF_KMEM (1u << 21)/* backed by heap memory */ +#define _XBF_DELWRI_Q (1u << 22)/* buffer on a delwri queue */ /* flags used only as arguments to access routines */ -#define XBF_TRYLOCK (1 << 30)/* lock requested, but do not wait */ -#define XBF_UNMAPPED (1 << 31)/* do not map the buffer */ +#define XBF_TRYLOCK (1u << 30)/* lock requested, but do not wait */ +#define XBF_UNMAPPED (1u << 31)/* do not map the buffer */ typedef unsigned int xfs_buf_flags_t; @@ -58,7 +58,7 @@ typedef unsigned int xfs_buf_flags_t; { XBF_WRITE_FAIL, "WRITE_FAIL" }, \ { _XBF_INODES, "INODES" }, \ { _XBF_DQUOTS, "DQUOTS" }, \ - { _XBF_LOGRECOVERY, "LOG_RECOVERY" }, \ + { _XBF_LOGRECOVERY, "LOG_RECOVERY" }, \ { _XBF_PAGES, "PAGES" }, \ { _XBF_KMEM, "KMEM" }, \ { _XBF_DELWRI_Q, "DELWRI_Q" }, \ @@ -247,11 +247,11 @@ xfs_buf_readahead( return xfs_buf_readahead_map(target, &map, 1, ops); } -int xfs_buf_get_uncached(struct xfs_buftarg *target, size_t numblks, int flags, - struct xfs_buf **bpp); +int xfs_buf_get_uncached(struct xfs_buftarg *target, size_t numblks, + xfs_buf_flags_t flags, struct xfs_buf **bpp); int xfs_buf_read_uncached(struct xfs_buftarg *target, xfs_daddr_t daddr, - size_t numblks, int flags, struct xfs_buf **bpp, - const struct xfs_buf_ops *ops); + size_t numblks, xfs_buf_flags_t flags, struct xfs_buf **bpp, + const struct xfs_buf_ops *ops); int _xfs_buf_read(struct xfs_buf *bp, xfs_buf_flags_t flags); void xfs_buf_hold(struct xfs_buf *bp); diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c index 9de6205fe134..39ae53efb3ab 100644 --- a/fs/xfs/xfs_inode.c +++ b/fs/xfs/xfs_inode.c @@ -2594,14 +2594,13 @@ xfs_ifree_cluster( } /* - * This is called to return an inode to the inode free list. - * The inode should already be truncated to 0 length and have - * no pages associated with it. This routine also assumes that - * the inode is already a part of the transaction. + * This is called to return an inode to the inode free list. The inode should + * already be truncated to 0 length and have no pages associated with it. This + * routine also assumes that the inode is already a part of the transaction. * - * The on-disk copy of the inode will have been added to the list - * of unlinked inodes in the AGI. We need to remove the inode from - * that list atomically with respect to freeing it here. + * The on-disk copy of the inode will have been added to the list of unlinked + * inodes in the AGI. We need to remove the inode from that list atomically with + * respect to freeing it here. */ int xfs_ifree( @@ -2623,13 +2622,16 @@ xfs_ifree( pag = xfs_perag_get(mp, XFS_INO_TO_AGNO(mp, ip->i_ino)); /* - * Pull the on-disk inode from the AGI unlinked list. + * Free the inode first so that we guarantee that the AGI lock is going + * to be taken before we remove the inode from the unlinked list. This + * makes the AGI lock -> unlinked list modification order the same as + * used in O_TMPFILE creation. */ - error = xfs_iunlink_remove(tp, pag, ip); + error = xfs_difree(tp, pag, ip->i_ino, &xic); if (error) - goto out; + return error; - error = xfs_difree(tp, pag, ip->i_ino, &xic); + error = xfs_iunlink_remove(tp, pag, ip); if (error) goto out; diff --git a/fs/xfs/xfs_trans.h b/fs/xfs/xfs_trans.h index de177842b951..0c82673238f4 100644 --- a/fs/xfs/xfs_trans.h +++ b/fs/xfs/xfs_trans.h @@ -175,7 +175,7 @@ xfs_trans_get_buf( struct xfs_buftarg *target, xfs_daddr_t blkno, int numblks, - uint flags, + xfs_buf_flags_t flags, struct xfs_buf **bpp) { DEFINE_SINGLE_BUF_MAP(map, blkno, numblks); diff --git a/fs/zonefs/super.c b/fs/zonefs/super.c index 3614c7834007..e20e7c841489 100644 --- a/fs/zonefs/super.c +++ b/fs/zonefs/super.c @@ -35,6 +35,17 @@ static inline int zonefs_zone_mgmt(struct inode *inode, lockdep_assert_held(&zi->i_truncate_mutex); + /* + * With ZNS drives, closing an explicitly open zone that has not been + * written will change the zone state to "closed", that is, the zone + * will remain active. Since this can then cause failure of explicit + * open operation on other zones if the drive active zone resources + * are exceeded, make sure that the zone does not remain active by + * resetting it. + */ + if (op == REQ_OP_ZONE_CLOSE && !zi->i_wpoffset) + op = REQ_OP_ZONE_RESET; + trace_zonefs_zone_mgmt(inode, op); ret = blkdev_zone_mgmt(inode->i_sb->s_bdev, op, zi->i_zsector, zi->i_zone_size >> SECTOR_SHIFT, GFP_NOFS); @@ -1142,6 +1153,7 @@ static struct inode *zonefs_alloc_inode(struct super_block *sb) inode_init_once(&zi->i_vnode); mutex_init(&zi->i_truncate_mutex); zi->i_wr_refcnt = 0; + zi->i_flags = 0; return &zi->i_vnode; } @@ -1293,12 +1305,13 @@ static void zonefs_init_dir_inode(struct inode *parent, struct inode *inode, inc_nlink(parent); } -static void zonefs_init_file_inode(struct inode *inode, struct blk_zone *zone, - enum zonefs_ztype type) +static int zonefs_init_file_inode(struct inode *inode, struct blk_zone *zone, + enum zonefs_ztype type) { struct super_block *sb = inode->i_sb; struct zonefs_sb_info *sbi = ZONEFS_SB(sb); struct zonefs_inode_info *zi = ZONEFS_I(inode); + int ret = 0; inode->i_ino = zone->start >> sbi->s_zone_sectors_shift; inode->i_mode = S_IFREG | sbi->s_perm; @@ -1323,6 +1336,22 @@ static void zonefs_init_file_inode(struct inode *inode, struct blk_zone *zone, sb->s_maxbytes = max(zi->i_max_size, sb->s_maxbytes); sbi->s_blocks += zi->i_max_size >> sb->s_blocksize_bits; sbi->s_used_blocks += zi->i_wpoffset >> sb->s_blocksize_bits; + + /* + * For sequential zones, make sure that any open zone is closed first + * to ensure that the initial number of open zones is 0, in sync with + * the open zone accounting done when the mount option + * ZONEFS_MNTOPT_EXPLICIT_OPEN is used. + */ + if (type == ZONEFS_ZTYPE_SEQ && + (zone->cond == BLK_ZONE_COND_IMP_OPEN || + zone->cond == BLK_ZONE_COND_EXP_OPEN)) { + mutex_lock(&zi->i_truncate_mutex); + ret = zonefs_zone_mgmt(inode, REQ_OP_ZONE_CLOSE); + mutex_unlock(&zi->i_truncate_mutex); + } + + return ret; } static struct dentry *zonefs_create_inode(struct dentry *parent, @@ -1332,6 +1361,7 @@ static struct dentry *zonefs_create_inode(struct dentry *parent, struct inode *dir = d_inode(parent); struct dentry *dentry; struct inode *inode; + int ret; dentry = d_alloc_name(parent, name); if (!dentry) @@ -1342,10 +1372,16 @@ static struct dentry *zonefs_create_inode(struct dentry *parent, goto dput; inode->i_ctime = inode->i_mtime = inode->i_atime = dir->i_ctime; - if (zone) - zonefs_init_file_inode(inode, zone, type); - else + if (zone) { + ret = zonefs_init_file_inode(inode, zone, type); + if (ret) { + iput(inode); + goto dput; + } + } else { zonefs_init_dir_inode(dir, inode, type); + } + d_add(dentry, inode); dir->i_size++; diff --git a/include/linux/kernel.h b/include/linux/kernel.h index a890428bcc1a..fe6efb24d151 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -285,7 +285,7 @@ static inline char *hex_byte_pack_upper(char *buf, u8 byte) return buf; } -extern int hex_to_bin(char ch); +extern int hex_to_bin(unsigned char ch); extern int __must_check hex2bin(u8 *dst, const char *src, size_t count); extern char *bin2hex(char *dst, const void *src, size_t count); diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h index 151607e9d64a..955aee14b0f7 100644 --- a/include/linux/mtd/mtd.h +++ b/include/linux/mtd/mtd.h @@ -389,10 +389,8 @@ struct mtd_info { /* List of partitions attached to this MTD device */ struct list_head partitions; - union { - struct mtd_part part; - struct mtd_master master; - }; + struct mtd_part part; + struct mtd_master master; }; static inline struct mtd_info *mtd_get_master(struct mtd_info *mtd) diff --git a/include/uapi/linux/fb.h b/include/uapi/linux/fb.h index 4c14e8be7267..3a49913d006c 100644 --- a/include/uapi/linux/fb.h +++ b/include/uapi/linux/fb.h @@ -182,7 +182,7 @@ struct fb_fix_screeninfo { * * For pseudocolor: offset and length should be the same for all color * components. Offset specifies the position of the least significant bit - * of the pallette index in a pixel value. Length indicates the number + * of the palette index in a pixel value. Length indicates the number * of available palette entries (i.e. # of entries = 1 << length). */ struct fb_bitfield { diff --git a/lib/hexdump.c b/lib/hexdump.c index 9301578f98e8..06833d404398 100644 --- a/lib/hexdump.c +++ b/lib/hexdump.c @@ -22,15 +22,33 @@ EXPORT_SYMBOL(hex_asc_upper); * * hex_to_bin() converts one hex digit to its actual value or -1 in case of bad * input. + * + * This function is used to load cryptographic keys, so it is coded in such a + * way that there are no conditions or memory accesses that depend on data. + * + * Explanation of the logic: + * (ch - '9' - 1) is negative if ch <= '9' + * ('0' - 1 - ch) is negative if ch >= '0' + * we "and" these two values, so the result is negative if ch is in the range + * '0' ... '9' + * we are only interested in the sign, so we do a shift ">> 8"; note that right + * shift of a negative value is implementation-defined, so we cast the + * value to (unsigned) before the shift --- we have 0xffffff if ch is in + * the range '0' ... '9', 0 otherwise + * we "and" this value with (ch - '0' + 1) --- we have a value 1 ... 10 if ch is + * in the range '0' ... '9', 0 otherwise + * we add this value to -1 --- we have a value 0 ... 9 if ch is in the range '0' + * ... '9', -1 otherwise + * the next line is similar to the previous one, but we need to decode both + * uppercase and lowercase letters, so we use (ch & 0xdf), which converts + * lowercase to uppercase */ -int hex_to_bin(char ch) +int hex_to_bin(unsigned char ch) { - if ((ch >= '0') && (ch <= '9')) - return ch - '0'; - ch = tolower(ch); - if ((ch >= 'a') && (ch <= 'f')) - return ch - 'a' + 10; - return -1; + unsigned char cu = ch & 0xdf; + return -1 + + ((ch - '0' + 1) & (unsigned)((ch - '9' - 1) & ('0' - 1 - ch)) >> 8) + + ((cu - 'A' + 11) & (unsigned)((cu - 'F' - 1) & ('A' - 1 - cu)) >> 8); } EXPORT_SYMBOL(hex_to_bin); @@ -45,10 +63,13 @@ EXPORT_SYMBOL(hex_to_bin); int hex2bin(u8 *dst, const char *src, size_t count) { while (count--) { - int hi = hex_to_bin(*src++); - int lo = hex_to_bin(*src++); + int hi, lo; - if ((hi < 0) || (lo < 0)) + hi = hex_to_bin(*src++); + if (unlikely(hi < 0)) + return -EINVAL; + lo = hex_to_bin(*src++); + if (unlikely(lo < 0)) return -EINVAL; *dst++ = (hi << 4) | lo; diff --git a/mm/kasan/quarantine.c b/mm/kasan/quarantine.c index 08291ed33e93..0a9def8ce5e8 100644 --- a/mm/kasan/quarantine.c +++ b/mm/kasan/quarantine.c @@ -315,6 +315,13 @@ static void per_cpu_remove_cache(void *arg) struct qlist_head *q; q = this_cpu_ptr(&cpu_quarantine); + /* + * Ensure the ordering between the writing to q->offline and + * per_cpu_remove_cache. Prevent cpu_quarantine from being corrupted + * by interrupt. + */ + if (READ_ONCE(q->offline)) + return; qlist_move_cache(q, &to_free, cache); qlist_free_all(&to_free, cache); } |