From 1c29f4306f557ef5d9ed515ec8881f4d1735b058 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Andr=C3=A9=20Fabian=20Silva=20Delgado?= Date: Tue, 27 Sep 2016 10:34:19 -0300 Subject: Linux-libre 4.7.5-gnu --- drivers/ata/libahci.c | 2 +- drivers/bus/arm-ccn.c | 27 +++- drivers/clocksource/sun4i_timer.c | 9 +- drivers/firmware/efi/libstub/efi-stub-helper.c | 169 +++++++++++++++++---- drivers/firmware/efi/libstub/fdt.c | 54 +++++-- drivers/firmware/efi/libstub/random.c | 12 +- drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c | 10 +- drivers/gpu/drm/drm_ioc32.c | 4 + drivers/gpu/drm/i915/i915_debugfs.c | 3 +- drivers/gpu/drm/i915/intel_opregion.c | 27 ++++ drivers/gpu/drm/msm/msm_drv.h | 6 + drivers/gpu/drm/msm/msm_gem.c | 9 ++ drivers/gpu/drm/msm/msm_gem_submit.c | 2 + drivers/iio/accel/bmc150-accel-core.c | 11 ++ drivers/iio/accel/kxsd9.c | 2 + drivers/iio/adc/Kconfig | 1 + drivers/iio/adc/ad799x.c | 1 + drivers/iio/adc/at91_adc.c | 4 +- drivers/iio/adc/rockchip_saradc.c | 30 ++++ drivers/iio/adc/ti-ads1015.c | 3 +- drivers/iio/adc/ti_am335x_adc.c | 16 +- .../iio/common/hid-sensors/hid-sensor-attributes.c | 4 +- drivers/iio/humidity/am2315.c | 2 +- drivers/iio/humidity/hdc100x.c | 27 +--- drivers/iio/industrialio-buffer.c | 4 +- drivers/iio/industrialio-core.c | 5 +- drivers/iio/proximity/as3935.c | 2 +- drivers/infiniband/core/uverbs.h | 1 + drivers/infiniband/core/uverbs_main.c | 37 +++-- drivers/infiniband/hw/hfi1/debugfs.c | 14 +- drivers/infiniband/hw/hfi1/platform.c | 6 +- drivers/infiniband/hw/hfi1/qp.c | 4 - drivers/infiniband/hw/qib/qib_debugfs.c | 12 +- drivers/infiniband/hw/qib/qib_qp.c | 4 - drivers/iommu/dmar.c | 3 +- drivers/iommu/intel-iommu.c | 3 +- drivers/irqchip/irq-atmel-aic.c | 5 +- drivers/irqchip/irq-atmel-aic5.c | 5 +- drivers/md/dm-crypt.c | 9 +- drivers/md/dm-flakey.c | 27 ++-- drivers/md/dm-log-writes.c | 6 +- drivers/md/md.c | 12 +- drivers/memory/omap-gpmc.c | 21 +-- drivers/mmc/host/sdhci-st.c | 15 +- drivers/net/bonding/bond_main.c | 7 +- drivers/net/dsa/bcm_sf2.h | 2 +- drivers/net/ethernet/broadcom/bnxt/bnxt.c | 4 +- drivers/net/ethernet/cadence/macb.h | 2 +- drivers/net/ethernet/cavium/thunder/nic_reg.h | 1 - .../net/ethernet/cavium/thunder/nicvf_ethtool.c | 5 +- drivers/net/ethernet/mellanox/mlx5/core/cmd.c | 85 +++++++---- drivers/net/ethernet/mellanox/mlx5/core/en_rx.c | 22 ++- drivers/net/ethernet/mellanox/mlx5/core/en_tc.c | 2 +- drivers/net/ethernet/mellanox/mlx5/core/main.c | 59 ++++--- drivers/net/ethernet/smsc/smc91x.c | 7 + drivers/net/ethernet/smsc/smc91x.h | 65 +++++--- drivers/net/phy/phy.c | 6 +- drivers/net/tun.c | 6 +- drivers/net/wireless/ath/ath9k/main.c | 17 ++- .../broadcom/brcm80211/brcmfmac/cfg80211.c | 2 +- drivers/net/wireless/intel/iwlegacy/3945.c | 3 +- drivers/pinctrl/pinctrl-pistachio.c | 12 +- drivers/pinctrl/sunxi/pinctrl-sun8i-a23.c | 4 +- drivers/pinctrl/sunxi/pinctrl-sun8i-a33.c | 4 +- drivers/rapidio/devices/tsi721.c | 2 +- drivers/tty/serial/8250/8250_mid.c | 3 + drivers/tty/serial/8250/8250_pci.c | 139 +++++++++++++++++ drivers/usb/chipidea/udc.c | 9 ++ drivers/usb/core/config.c | 28 ++-- drivers/usb/gadget/udc/renesas_usb3.c | 2 + drivers/usb/host/xhci-ring.c | 6 +- drivers/usb/renesas_usbhs/mod.c | 11 +- drivers/usb/serial/usb-serial-simple.c | 3 +- 73 files changed, 839 insertions(+), 309 deletions(-) (limited to 'drivers') diff --git a/drivers/ata/libahci.c b/drivers/ata/libahci.c index 71b07198e..ccd8cc47c 100644 --- a/drivers/ata/libahci.c +++ b/drivers/ata/libahci.c @@ -2516,7 +2516,7 @@ static int ahci_host_activate_multi_irqs(struct ata_host *host, /* Do not receive interrupts sent by dummy ports */ if (!pp) { - disable_irq(irq + i); + disable_irq(irq); continue; } diff --git a/drivers/bus/arm-ccn.c b/drivers/bus/arm-ccn.c index acc3eb542..d88372b79 100644 --- a/drivers/bus/arm-ccn.c +++ b/drivers/bus/arm-ccn.c @@ -187,6 +187,7 @@ struct arm_ccn { struct arm_ccn_component *xp; struct arm_ccn_dt dt; + int mn_id; }; @@ -326,6 +327,7 @@ struct arm_ccn_pmu_event { static ssize_t arm_ccn_pmu_event_show(struct device *dev, struct device_attribute *attr, char *buf) { + struct arm_ccn *ccn = pmu_to_arm_ccn(dev_get_drvdata(dev)); struct arm_ccn_pmu_event *event = container_of(attr, struct arm_ccn_pmu_event, attr); ssize_t res; @@ -352,6 +354,9 @@ static ssize_t arm_ccn_pmu_event_show(struct device *dev, res += snprintf(buf + res, PAGE_SIZE - res, ",cmp_l=?,cmp_h=?,mask=?"); break; + case CCN_TYPE_MN: + res += snprintf(buf + res, PAGE_SIZE - res, ",node=%d", ccn->mn_id); + break; default: res += snprintf(buf + res, PAGE_SIZE - res, ",node=?"); break; @@ -381,9 +386,9 @@ static umode_t arm_ccn_pmu_events_is_visible(struct kobject *kobj, } static struct arm_ccn_pmu_event arm_ccn_pmu_events[] = { - CCN_EVENT_MN(eobarrier, "dir=0,vc=0,cmp_h=0x1c00", CCN_IDX_MASK_OPCODE), - CCN_EVENT_MN(ecbarrier, "dir=0,vc=0,cmp_h=0x1e00", CCN_IDX_MASK_OPCODE), - CCN_EVENT_MN(dvmop, "dir=0,vc=0,cmp_h=0x2800", CCN_IDX_MASK_OPCODE), + CCN_EVENT_MN(eobarrier, "dir=1,vc=0,cmp_h=0x1c00", CCN_IDX_MASK_OPCODE), + CCN_EVENT_MN(ecbarrier, "dir=1,vc=0,cmp_h=0x1e00", CCN_IDX_MASK_OPCODE), + CCN_EVENT_MN(dvmop, "dir=1,vc=0,cmp_h=0x2800", CCN_IDX_MASK_OPCODE), CCN_EVENT_HNI(txdatflits, "dir=1,vc=3", CCN_IDX_MASK_ANY), CCN_EVENT_HNI(rxdatflits, "dir=0,vc=3", CCN_IDX_MASK_ANY), CCN_EVENT_HNI(txreqflits, "dir=1,vc=0", CCN_IDX_MASK_ANY), @@ -757,6 +762,12 @@ static int arm_ccn_pmu_event_init(struct perf_event *event) /* Validate node/xp vs topology */ switch (type) { + case CCN_TYPE_MN: + if (node_xp != ccn->mn_id) { + dev_warn(ccn->dev, "Invalid MN ID %d!\n", node_xp); + return -EINVAL; + } + break; case CCN_TYPE_XP: if (node_xp >= ccn->num_xps) { dev_warn(ccn->dev, "Invalid XP ID %d!\n", node_xp); @@ -884,6 +895,10 @@ static void arm_ccn_pmu_xp_dt_config(struct perf_event *event, int enable) struct arm_ccn_component *xp; u32 val, dt_cfg; + /* Nothing to do for cycle counter */ + if (hw->idx == CCN_IDX_PMU_CYCLE_COUNTER) + return; + if (CCN_CONFIG_TYPE(event->attr.config) == CCN_TYPE_XP) xp = &ccn->xp[CCN_CONFIG_XP(event->attr.config)]; else @@ -986,7 +1001,7 @@ static void arm_ccn_pmu_xp_watchpoint_config(struct perf_event *event) /* Comparison values */ writel(cmp_l & 0xffffffff, source->base + CCN_XP_DT_CMP_VAL_L(wp)); - writel((cmp_l >> 32) & 0xefffffff, + writel((cmp_l >> 32) & 0x7fffffff, source->base + CCN_XP_DT_CMP_VAL_L(wp) + 4); writel(cmp_h & 0xffffffff, source->base + CCN_XP_DT_CMP_VAL_H(wp)); writel((cmp_h >> 32) & 0x0fffffff, @@ -994,7 +1009,7 @@ static void arm_ccn_pmu_xp_watchpoint_config(struct perf_event *event) /* Mask */ writel(mask_l & 0xffffffff, source->base + CCN_XP_DT_CMP_MASK_L(wp)); - writel((mask_l >> 32) & 0xefffffff, + writel((mask_l >> 32) & 0x7fffffff, source->base + CCN_XP_DT_CMP_MASK_L(wp) + 4); writel(mask_h & 0xffffffff, source->base + CCN_XP_DT_CMP_MASK_H(wp)); writel((mask_h >> 32) & 0x0fffffff, @@ -1369,6 +1384,8 @@ static int arm_ccn_init_nodes(struct arm_ccn *ccn, int region, switch (type) { case CCN_TYPE_MN: + ccn->mn_id = id; + return 0; case CCN_TYPE_DT: return 0; case CCN_TYPE_XP: diff --git a/drivers/clocksource/sun4i_timer.c b/drivers/clocksource/sun4i_timer.c index 6f3719d73..e84877a2c 100644 --- a/drivers/clocksource/sun4i_timer.c +++ b/drivers/clocksource/sun4i_timer.c @@ -123,12 +123,16 @@ static struct clock_event_device sun4i_clockevent = { .set_next_event = sun4i_clkevt_next_event, }; +static void sun4i_timer_clear_interrupt(void) +{ + writel(TIMER_IRQ_EN(0), timer_base + TIMER_IRQ_ST_REG); +} static irqreturn_t sun4i_timer_interrupt(int irq, void *dev_id) { struct clock_event_device *evt = (struct clock_event_device *)dev_id; - writel(0x1, timer_base + TIMER_IRQ_ST_REG); + sun4i_timer_clear_interrupt(); evt->event_handler(evt); return IRQ_HANDLED; @@ -193,6 +197,9 @@ static void __init sun4i_timer_init(struct device_node *node) /* Make sure timer is stopped before playing with interrupts */ sun4i_clkevt_time_stop(0); + /* clear timer0 interrupt */ + sun4i_timer_clear_interrupt(); + sun4i_clockevent.cpumask = cpu_possible_mask; sun4i_clockevent.irq = irq; diff --git a/drivers/firmware/efi/libstub/efi-stub-helper.c b/drivers/firmware/efi/libstub/efi-stub-helper.c index 3bd127f95..aded10662 100644 --- a/drivers/firmware/efi/libstub/efi-stub-helper.c +++ b/drivers/firmware/efi/libstub/efi-stub-helper.c @@ -41,6 +41,8 @@ static unsigned long __chunk_size = EFI_READ_CHUNK_SIZE; #define EFI_ALLOC_ALIGN EFI_PAGE_SIZE #endif +#define EFI_MMAP_NR_SLACK_SLOTS 8 + struct file_info { efi_file_handle_t *handle; u64 size; @@ -63,49 +65,62 @@ void efi_printk(efi_system_table_t *sys_table_arg, char *str) } } +static inline bool mmap_has_headroom(unsigned long buff_size, + unsigned long map_size, + unsigned long desc_size) +{ + unsigned long slack = buff_size - map_size; + + return slack / desc_size >= EFI_MMAP_NR_SLACK_SLOTS; +} + efi_status_t efi_get_memory_map(efi_system_table_t *sys_table_arg, - efi_memory_desc_t **map, - unsigned long *map_size, - unsigned long *desc_size, - u32 *desc_ver, - unsigned long *key_ptr) + struct efi_boot_memmap *map) { efi_memory_desc_t *m = NULL; efi_status_t status; unsigned long key; u32 desc_version; - *map_size = sizeof(*m) * 32; + *map->desc_size = sizeof(*m); + *map->map_size = *map->desc_size * 32; + *map->buff_size = *map->map_size; again: - /* - * Add an additional efi_memory_desc_t because we're doing an - * allocation which may be in a new descriptor region. - */ - *map_size += sizeof(*m); status = efi_call_early(allocate_pool, EFI_LOADER_DATA, - *map_size, (void **)&m); + *map->map_size, (void **)&m); if (status != EFI_SUCCESS) goto fail; - *desc_size = 0; + *map->desc_size = 0; key = 0; - status = efi_call_early(get_memory_map, map_size, m, - &key, desc_size, &desc_version); - if (status == EFI_BUFFER_TOO_SMALL) { + status = efi_call_early(get_memory_map, map->map_size, m, + &key, map->desc_size, &desc_version); + if (status == EFI_BUFFER_TOO_SMALL || + !mmap_has_headroom(*map->buff_size, *map->map_size, + *map->desc_size)) { efi_call_early(free_pool, m); + /* + * Make sure there is some entries of headroom so that the + * buffer can be reused for a new map after allocations are + * no longer permitted. Its unlikely that the map will grow to + * exceed this headroom once we are ready to trigger + * ExitBootServices() + */ + *map->map_size += *map->desc_size * EFI_MMAP_NR_SLACK_SLOTS; + *map->buff_size = *map->map_size; goto again; } if (status != EFI_SUCCESS) efi_call_early(free_pool, m); - if (key_ptr && status == EFI_SUCCESS) - *key_ptr = key; - if (desc_ver && status == EFI_SUCCESS) - *desc_ver = desc_version; + if (map->key_ptr && status == EFI_SUCCESS) + *map->key_ptr = key; + if (map->desc_ver && status == EFI_SUCCESS) + *map->desc_ver = desc_version; fail: - *map = m; + *map->map = m; return status; } @@ -113,13 +128,20 @@ fail: unsigned long get_dram_base(efi_system_table_t *sys_table_arg) { efi_status_t status; - unsigned long map_size; + unsigned long map_size, buff_size; unsigned long membase = EFI_ERROR; struct efi_memory_map map; efi_memory_desc_t *md; + struct efi_boot_memmap boot_map; - status = efi_get_memory_map(sys_table_arg, (efi_memory_desc_t **)&map.map, - &map_size, &map.desc_size, NULL, NULL); + boot_map.map = (efi_memory_desc_t **)&map.map; + boot_map.map_size = &map_size; + boot_map.desc_size = &map.desc_size; + boot_map.desc_ver = NULL; + boot_map.key_ptr = NULL; + boot_map.buff_size = &buff_size; + + status = efi_get_memory_map(sys_table_arg, &boot_map); if (status != EFI_SUCCESS) return membase; @@ -144,15 +166,22 @@ efi_status_t efi_high_alloc(efi_system_table_t *sys_table_arg, unsigned long size, unsigned long align, unsigned long *addr, unsigned long max) { - unsigned long map_size, desc_size; + unsigned long map_size, desc_size, buff_size; efi_memory_desc_t *map; efi_status_t status; unsigned long nr_pages; u64 max_addr = 0; int i; + struct efi_boot_memmap boot_map; + + boot_map.map = ↦ + boot_map.map_size = &map_size; + boot_map.desc_size = &desc_size; + boot_map.desc_ver = NULL; + boot_map.key_ptr = NULL; + boot_map.buff_size = &buff_size; - status = efi_get_memory_map(sys_table_arg, &map, &map_size, &desc_size, - NULL, NULL); + status = efi_get_memory_map(sys_table_arg, &boot_map); if (status != EFI_SUCCESS) goto fail; @@ -230,14 +259,21 @@ efi_status_t efi_low_alloc(efi_system_table_t *sys_table_arg, unsigned long size, unsigned long align, unsigned long *addr) { - unsigned long map_size, desc_size; + unsigned long map_size, desc_size, buff_size; efi_memory_desc_t *map; efi_status_t status; unsigned long nr_pages; int i; + struct efi_boot_memmap boot_map; - status = efi_get_memory_map(sys_table_arg, &map, &map_size, &desc_size, - NULL, NULL); + boot_map.map = ↦ + boot_map.map_size = &map_size; + boot_map.desc_size = &desc_size; + boot_map.desc_ver = NULL; + boot_map.key_ptr = NULL; + boot_map.buff_size = &buff_size; + + status = efi_get_memory_map(sys_table_arg, &boot_map); if (status != EFI_SUCCESS) goto fail; @@ -704,3 +740,76 @@ char *efi_convert_cmdline(efi_system_table_t *sys_table_arg, *cmd_line_len = options_bytes; return (char *)cmdline_addr; } + +/* + * Handle calling ExitBootServices according to the requirements set out by the + * spec. Obtains the current memory map, and returns that info after calling + * ExitBootServices. The client must specify a function to perform any + * processing of the memory map data prior to ExitBootServices. A client + * specific structure may be passed to the function via priv. The client + * function may be called multiple times. + */ +efi_status_t efi_exit_boot_services(efi_system_table_t *sys_table_arg, + void *handle, + struct efi_boot_memmap *map, + void *priv, + efi_exit_boot_map_processing priv_func) +{ + efi_status_t status; + + status = efi_get_memory_map(sys_table_arg, map); + + if (status != EFI_SUCCESS) + goto fail; + + status = priv_func(sys_table_arg, map, priv); + if (status != EFI_SUCCESS) + goto free_map; + + status = efi_call_early(exit_boot_services, handle, *map->key_ptr); + + if (status == EFI_INVALID_PARAMETER) { + /* + * The memory map changed between efi_get_memory_map() and + * exit_boot_services(). Per the UEFI Spec v2.6, Section 6.4: + * EFI_BOOT_SERVICES.ExitBootServices we need to get the + * updated map, and try again. The spec implies one retry + * should be sufficent, which is confirmed against the EDK2 + * implementation. Per the spec, we can only invoke + * get_memory_map() and exit_boot_services() - we cannot alloc + * so efi_get_memory_map() cannot be used, and we must reuse + * the buffer. For all practical purposes, the headroom in the + * buffer should account for any changes in the map so the call + * to get_memory_map() is expected to succeed here. + */ + *map->map_size = *map->buff_size; + status = efi_call_early(get_memory_map, + map->map_size, + *map->map, + map->key_ptr, + map->desc_size, + map->desc_ver); + + /* exit_boot_services() was called, thus cannot free */ + if (status != EFI_SUCCESS) + goto fail; + + status = priv_func(sys_table_arg, map, priv); + /* exit_boot_services() was called, thus cannot free */ + if (status != EFI_SUCCESS) + goto fail; + + status = efi_call_early(exit_boot_services, handle, *map->key_ptr); + } + + /* exit_boot_services() was called, thus cannot free */ + if (status != EFI_SUCCESS) + goto fail; + + return EFI_SUCCESS; + +free_map: + efi_call_early(free_pool, *map->map); +fail: + return status; +} diff --git a/drivers/firmware/efi/libstub/fdt.c b/drivers/firmware/efi/libstub/fdt.c index e58abfa95..a6a93116a 100644 --- a/drivers/firmware/efi/libstub/fdt.c +++ b/drivers/firmware/efi/libstub/fdt.c @@ -152,6 +152,27 @@ fdt_set_fail: #define EFI_FDT_ALIGN EFI_PAGE_SIZE #endif +struct exit_boot_struct { + efi_memory_desc_t *runtime_map; + int *runtime_entry_count; +}; + +static efi_status_t exit_boot_func(efi_system_table_t *sys_table_arg, + struct efi_boot_memmap *map, + void *priv) +{ + struct exit_boot_struct *p = priv; + /* + * Update the memory map with virtual addresses. The function will also + * populate @runtime_map with copies of just the EFI_MEMORY_RUNTIME + * entries so that we can pass it straight to SetVirtualAddressMap() + */ + efi_get_virtmap(*map->map, *map->map_size, *map->desc_size, + p->runtime_map, p->runtime_entry_count); + + return EFI_SUCCESS; +} + /* * Allocate memory for a new FDT, then add EFI, commandline, and * initrd related fields to the FDT. This routine increases the @@ -175,13 +196,22 @@ efi_status_t allocate_new_fdt_and_exit_boot(efi_system_table_t *sys_table, unsigned long fdt_addr, unsigned long fdt_size) { - unsigned long map_size, desc_size; + unsigned long map_size, desc_size, buff_size; u32 desc_ver; unsigned long mmap_key; efi_memory_desc_t *memory_map, *runtime_map; unsigned long new_fdt_size; efi_status_t status; int runtime_entry_count = 0; + struct efi_boot_memmap map; + struct exit_boot_struct priv; + + map.map = &runtime_map; + map.map_size = &map_size; + map.desc_size = &desc_size; + map.desc_ver = &desc_ver; + map.key_ptr = &mmap_key; + map.buff_size = &buff_size; /* * Get a copy of the current memory map that we will use to prepare @@ -189,8 +219,7 @@ efi_status_t allocate_new_fdt_and_exit_boot(efi_system_table_t *sys_table, * subsequent allocations adding entries, since they could not affect * the number of EFI_MEMORY_RUNTIME regions. */ - status = efi_get_memory_map(sys_table, &runtime_map, &map_size, - &desc_size, &desc_ver, &mmap_key); + status = efi_get_memory_map(sys_table, &map); if (status != EFI_SUCCESS) { pr_efi_err(sys_table, "Unable to retrieve UEFI memory map.\n"); return status; @@ -199,6 +228,7 @@ efi_status_t allocate_new_fdt_and_exit_boot(efi_system_table_t *sys_table, pr_efi(sys_table, "Exiting boot services and installing virtual address map...\n"); + map.map = &memory_map; /* * Estimate size of new FDT, and allocate memory for it. We * will allocate a bigger buffer if this ends up being too @@ -218,8 +248,7 @@ efi_status_t allocate_new_fdt_and_exit_boot(efi_system_table_t *sys_table, * we can get the memory map key needed for * exit_boot_services(). */ - status = efi_get_memory_map(sys_table, &memory_map, &map_size, - &desc_size, &desc_ver, &mmap_key); + status = efi_get_memory_map(sys_table, &map); if (status != EFI_SUCCESS) goto fail_free_new_fdt; @@ -250,16 +279,11 @@ efi_status_t allocate_new_fdt_and_exit_boot(efi_system_table_t *sys_table, } } - /* - * Update the memory map with virtual addresses. The function will also - * populate @runtime_map with copies of just the EFI_MEMORY_RUNTIME - * entries so that we can pass it straight into SetVirtualAddressMap() - */ - efi_get_virtmap(memory_map, map_size, desc_size, runtime_map, - &runtime_entry_count); - - /* Now we are ready to exit_boot_services.*/ - status = sys_table->boottime->exit_boot_services(handle, mmap_key); + sys_table->boottime->free_pool(memory_map); + priv.runtime_map = runtime_map; + priv.runtime_entry_count = &runtime_entry_count; + status = efi_exit_boot_services(sys_table, handle, &map, &priv, + exit_boot_func); if (status == EFI_SUCCESS) { efi_set_virtual_address_map_t *svam; diff --git a/drivers/firmware/efi/libstub/random.c b/drivers/firmware/efi/libstub/random.c index 53f6d3fe6..0c9f58c5b 100644 --- a/drivers/firmware/efi/libstub/random.c +++ b/drivers/firmware/efi/libstub/random.c @@ -73,12 +73,20 @@ efi_status_t efi_random_alloc(efi_system_table_t *sys_table_arg, unsigned long random_seed) { unsigned long map_size, desc_size, total_slots = 0, target_slot; + unsigned long buff_size; efi_status_t status; efi_memory_desc_t *memory_map; int map_offset; + struct efi_boot_memmap map; - status = efi_get_memory_map(sys_table_arg, &memory_map, &map_size, - &desc_size, NULL, NULL); + map.map = &memory_map; + map.map_size = &map_size; + map.desc_size = &desc_size; + map.desc_ver = NULL; + map.key_ptr = NULL; + map.buff_size = &buff_size; + + status = efi_get_memory_map(sys_table_arg, &map); if (status != EFI_SUCCESS) return status; diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c index 016c19122..52c527f66 100644 --- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c +++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c @@ -320,19 +320,19 @@ atmel_hlcdc_plane_update_pos_and_size(struct atmel_hlcdc_plane *plane, u32 *coeff_tab = heo_upscaling_ycoef; u32 max_memsize; - if (state->crtc_w < state->src_w) + if (state->crtc_h < state->src_h) coeff_tab = heo_downscaling_ycoef; for (i = 0; i < ARRAY_SIZE(heo_upscaling_ycoef); i++) atmel_hlcdc_layer_update_cfg(&plane->layer, 33 + i, 0xffffffff, coeff_tab[i]); - factor = ((8 * 256 * state->src_w) - (256 * 4)) / - state->crtc_w; + factor = ((8 * 256 * state->src_h) - (256 * 4)) / + state->crtc_h; factor++; - max_memsize = ((factor * state->crtc_w) + (256 * 4)) / + max_memsize = ((factor * state->crtc_h) + (256 * 4)) / 2048; - if (max_memsize > state->src_w) + if (max_memsize > state->src_h) factor--; factor_reg |= (factor << 16) | 0x80000000; } diff --git a/drivers/gpu/drm/drm_ioc32.c b/drivers/gpu/drm/drm_ioc32.c index 57676f8d7..a6289752b 100644 --- a/drivers/gpu/drm/drm_ioc32.c +++ b/drivers/gpu/drm/drm_ioc32.c @@ -1015,6 +1015,7 @@ static int compat_drm_wait_vblank(struct file *file, unsigned int cmd, return 0; } +#if defined(CONFIG_X86) || defined(CONFIG_IA64) typedef struct drm_mode_fb_cmd232 { u32 fb_id; u32 width; @@ -1071,6 +1072,7 @@ static int compat_drm_mode_addfb2(struct file *file, unsigned int cmd, return 0; } +#endif static drm_ioctl_compat_t *drm_compat_ioctls[] = { [DRM_IOCTL_NR(DRM_IOCTL_VERSION32)] = compat_drm_version, @@ -1104,7 +1106,9 @@ static drm_ioctl_compat_t *drm_compat_ioctls[] = { [DRM_IOCTL_NR(DRM_IOCTL_UPDATE_DRAW32)] = compat_drm_update_draw, #endif [DRM_IOCTL_NR(DRM_IOCTL_WAIT_VBLANK32)] = compat_drm_wait_vblank, +#if defined(CONFIG_X86) || defined(CONFIG_IA64) [DRM_IOCTL_NR(DRM_IOCTL_MODE_ADDFB232)] = compat_drm_mode_addfb2, +#endif }; /** diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 103546834..2a6e12956 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -2100,9 +2100,10 @@ static int i915_dump_lrc(struct seq_file *m, void *unused) return ret; list_for_each_entry(ctx, &dev_priv->context_list, link) - if (ctx != dev_priv->kernel_context) + if (ctx != dev_priv->kernel_context) { for_each_engine(engine, dev_priv) i915_dump_lrc_obj(m, ctx, engine); + } mutex_unlock(&dev->struct_mutex); diff --git a/drivers/gpu/drm/i915/intel_opregion.c b/drivers/gpu/drm/i915/intel_opregion.c index 16e209d32..72842aafd 100644 --- a/drivers/gpu/drm/i915/intel_opregion.c +++ b/drivers/gpu/drm/i915/intel_opregion.c @@ -1013,6 +1013,23 @@ err_out: return err; } +static int intel_use_opregion_panel_type_callback(const struct dmi_system_id *id) +{ + DRM_INFO("Using panel type from OpRegion on %s\n", id->ident); + return 1; +} + +static const struct dmi_system_id intel_use_opregion_panel_type[] = { + { + .callback = intel_use_opregion_panel_type_callback, + .ident = "Conrac GmbH IX45GM2", + .matches = {DMI_MATCH(DMI_SYS_VENDOR, "Conrac GmbH"), + DMI_MATCH(DMI_PRODUCT_NAME, "IX45GM2"), + }, + }, + { } +}; + int intel_opregion_get_panel_type(struct drm_device *dev) { @@ -1038,6 +1055,16 @@ intel_opregion_get_panel_type(struct drm_device *dev) return -ENODEV; } + /* + * So far we know that some machined must use it, others must not use it. + * There doesn't seem to be any way to determine which way to go, except + * via a quirk list :( + */ + if (!dmi_check_system(intel_use_opregion_panel_type)) { + DRM_DEBUG_KMS("Ignoring OpRegion panel type (%d)\n", ret - 1); + return -ENODEV; + } + /* * FIXME On Dell XPS 13 9350 the OpRegion panel type (0) gives us * low vswing for eDP, whereas the VBT panel type (2) gives us normal diff --git a/drivers/gpu/drm/msm/msm_drv.h b/drivers/gpu/drm/msm/msm_drv.h index 5b2963f32..16ae246f7 100644 --- a/drivers/gpu/drm/msm/msm_drv.h +++ b/drivers/gpu/drm/msm/msm_drv.h @@ -148,6 +148,12 @@ struct msm_drm_private { } vram; struct msm_vblank_ctrl vblank_ctrl; + + /* task holding struct_mutex.. currently only used in submit path + * to detect and reject faults from copy_from_user() for submit + * ioctl. + */ + struct task_struct *struct_mutex_task; }; struct msm_format { diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c index 69836f568..46ffcbf2f 100644 --- a/drivers/gpu/drm/msm/msm_gem.c +++ b/drivers/gpu/drm/msm/msm_gem.c @@ -196,11 +196,20 @@ int msm_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf) { struct drm_gem_object *obj = vma->vm_private_data; struct drm_device *dev = obj->dev; + struct msm_drm_private *priv = dev->dev_private; struct page **pages; unsigned long pfn; pgoff_t pgoff; int ret; + /* This should only happen if userspace tries to pass a mmap'd + * but unfaulted gem bo vaddr into submit ioctl, triggering + * a page fault while struct_mutex is already held. This is + * not a valid use-case so just bail. + */ + if (priv->struct_mutex_task == current) + return VM_FAULT_SIGBUS; + /* Make sure we don't parallel update on a fault, nor move or remove * something from beneath our feet */ diff --git a/drivers/gpu/drm/msm/msm_gem_submit.c b/drivers/gpu/drm/msm/msm_gem_submit.c index eb515f04e..c1889d700 100644 --- a/drivers/gpu/drm/msm/msm_gem_submit.c +++ b/drivers/gpu/drm/msm/msm_gem_submit.c @@ -394,6 +394,7 @@ int msm_ioctl_gem_submit(struct drm_device *dev, void *data, return -ENOMEM; mutex_lock(&dev->struct_mutex); + priv->struct_mutex_task = current; ret = submit_lookup_objects(submit, args, file); if (ret) @@ -479,6 +480,7 @@ out: submit_cleanup(submit); if (ret) msm_gem_submit_free(submit); + priv->struct_mutex_task = NULL; mutex_unlock(&dev->struct_mutex); return ret; } diff --git a/drivers/iio/accel/bmc150-accel-core.c b/drivers/iio/accel/bmc150-accel-core.c index 197e693e7..3833c83a4 100644 --- a/drivers/iio/accel/bmc150-accel-core.c +++ b/drivers/iio/accel/bmc150-accel-core.c @@ -67,6 +67,9 @@ #define BMC150_ACCEL_REG_PMU_BW 0x10 #define BMC150_ACCEL_DEF_BW 125 +#define BMC150_ACCEL_REG_RESET 0x14 +#define BMC150_ACCEL_RESET_VAL 0xB6 + #define BMC150_ACCEL_REG_INT_MAP_0 0x19 #define BMC150_ACCEL_INT_MAP_0_BIT_SLOPE BIT(2) @@ -1497,6 +1500,14 @@ static int bmc150_accel_chip_init(struct bmc150_accel_data *data) int ret, i; unsigned int val; + /* + * Reset chip to get it in a known good state. A delay of 1.8ms after + * reset is required according to the data sheets of supported chips. + */ + regmap_write(data->regmap, BMC150_ACCEL_REG_RESET, + BMC150_ACCEL_RESET_VAL); + usleep_range(1800, 2500); + ret = regmap_read(data->regmap, BMC150_ACCEL_REG_CHIP_ID, &val); if (ret < 0) { dev_err(dev, "Error: Reading chip id\n"); diff --git a/drivers/iio/accel/kxsd9.c b/drivers/iio/accel/kxsd9.c index 3a9f10678..9d72d4bcf 100644 --- a/drivers/iio/accel/kxsd9.c +++ b/drivers/iio/accel/kxsd9.c @@ -160,11 +160,13 @@ static int kxsd9_read_raw(struct iio_dev *indio_dev, if (ret < 0) goto error_ret; *val = ret; + ret = IIO_VAL_INT; break; case IIO_CHAN_INFO_SCALE: ret = spi_w8r8(st->us, KXSD9_READ(KXSD9_REG_CTRL_C)); if (ret < 0) goto error_ret; + *val = 0; *val2 = kxsd9_micro_scales[ret & KXSD9_FS_MASK]; ret = IIO_VAL_INT_PLUS_MICRO; break; diff --git a/drivers/iio/adc/Kconfig b/drivers/iio/adc/Kconfig index 25378c588..f7232185d 100644 --- a/drivers/iio/adc/Kconfig +++ b/drivers/iio/adc/Kconfig @@ -377,6 +377,7 @@ config QCOM_SPMI_VADC config ROCKCHIP_SARADC tristate "Rockchip SARADC driver" depends on ARCH_ROCKCHIP || (ARM && COMPILE_TEST) + depends on RESET_CONTROLLER help Say yes here to build support for the SARADC found in SoCs from Rockchip. diff --git a/drivers/iio/adc/ad799x.c b/drivers/iio/adc/ad799x.c index a3f5254f4..039622335 100644 --- a/drivers/iio/adc/ad799x.c +++ b/drivers/iio/adc/ad799x.c @@ -533,6 +533,7 @@ static struct attribute_group ad799x_event_attrs_group = { static const struct iio_info ad7991_info = { .read_raw = &ad799x_read_raw, .driver_module = THIS_MODULE, + .update_scan_mode = ad799x_update_scan_mode, }; static const struct iio_info ad7993_4_7_8_noirq_info = { diff --git a/drivers/iio/adc/at91_adc.c b/drivers/iio/adc/at91_adc.c index 52430ba17..0438c6801 100644 --- a/drivers/iio/adc/at91_adc.c +++ b/drivers/iio/adc/at91_adc.c @@ -381,8 +381,8 @@ static irqreturn_t at91_adc_rl_interrupt(int irq, void *private) st->ts_bufferedmeasure = false; input_report_key(st->ts_input, BTN_TOUCH, 0); input_sync(st->ts_input); - } else if (status & AT91_ADC_EOC(3)) { - /* Conversion finished */ + } else if (status & AT91_ADC_EOC(3) && st->ts_input) { + /* Conversion finished and we've a touchscreen */ if (st->ts_bufferedmeasure) { /* * Last measurement is always discarded, since it can diff --git a/drivers/iio/adc/rockchip_saradc.c b/drivers/iio/adc/rockchip_saradc.c index f9ad6c2d6..85d701291 100644 --- a/drivers/iio/adc/rockchip_saradc.c +++ b/drivers/iio/adc/rockchip_saradc.c @@ -21,6 +21,8 @@ #include #include #include +#include +#include #include #include @@ -53,6 +55,7 @@ struct rockchip_saradc { struct clk *clk; struct completion completion; struct regulator *vref; + struct reset_control *reset; const struct rockchip_saradc_data *data; u16 last_val; }; @@ -190,6 +193,16 @@ static const struct of_device_id rockchip_saradc_match[] = { }; MODULE_DEVICE_TABLE(of, rockchip_saradc_match); +/** + * Reset SARADC Controller. + */ +static void rockchip_saradc_reset_controller(struct reset_control *reset) +{ + reset_control_assert(reset); + usleep_range(10, 20); + reset_control_deassert(reset); +} + static int rockchip_saradc_probe(struct platform_device *pdev) { struct rockchip_saradc *info = NULL; @@ -218,6 +231,20 @@ static int rockchip_saradc_probe(struct platform_device *pdev) if (IS_ERR(info->regs)) return PTR_ERR(info->regs); + /* + * The reset should be an optional property, as it should work + * with old devicetrees as well + */ + info->reset = devm_reset_control_get(&pdev->dev, "saradc-apb"); + if (IS_ERR(info->reset)) { + ret = PTR_ERR(info->reset); + if (ret != -ENOENT) + return ret; + + dev_dbg(&pdev->dev, "no reset control found\n"); + info->reset = NULL; + } + init_completion(&info->completion); irq = platform_get_irq(pdev, 0); @@ -252,6 +279,9 @@ static int rockchip_saradc_probe(struct platform_device *pdev) return PTR_ERR(info->vref); } + if (info->reset) + rockchip_saradc_reset_controller(info->reset); + /* * Use a default value for the converter clock. * This may become user-configurable in the future. diff --git a/drivers/iio/adc/ti-ads1015.c b/drivers/iio/adc/ti-ads1015.c index 73cbf0b54..fe96af605 100644 --- a/drivers/iio/adc/ti-ads1015.c +++ b/drivers/iio/adc/ti-ads1015.c @@ -403,7 +403,8 @@ static const struct iio_info ads1015_info = { #ifdef CONFIG_OF static int ads1015_get_channels_config_of(struct i2c_client *client) { - struct ads1015_data *data = i2c_get_clientdata(client); + struct iio_dev *indio_dev = i2c_get_clientdata(client); + struct ads1015_data *data = iio_priv(indio_dev); struct device_node *node; if (!client->dev.of_node || diff --git a/drivers/iio/adc/ti_am335x_adc.c b/drivers/iio/adc/ti_am335x_adc.c index c1e05532d..0470fc843 100644 --- a/drivers/iio/adc/ti_am335x_adc.c +++ b/drivers/iio/adc/ti_am335x_adc.c @@ -32,6 +32,7 @@ struct tiadc_device { struct ti_tscadc_dev *mfd_tscadc; + struct mutex fifo1_lock; /* to protect fifo access */ int channels; u8 channel_line[8]; u8 channel_step[8]; @@ -360,6 +361,7 @@ static int tiadc_read_raw(struct iio_dev *indio_dev, int *val, int *val2, long mask) { struct tiadc_device *adc_dev = iio_priv(indio_dev); + int ret = IIO_VAL_INT; int i, map_val; unsigned int fifo1count, read, stepid; bool found = false; @@ -373,13 +375,14 @@ static int tiadc_read_raw(struct iio_dev *indio_dev, if (!step_en) return -EINVAL; + mutex_lock(&adc_dev->fifo1_lock); fifo1count = tiadc_readl(adc_dev, REG_FIFO1CNT); while (fifo1count--) tiadc_readl(adc_dev, REG_FIFO1); am335x_tsc_se_set_once(adc_dev->mfd_tscadc, step_en); - timeout = jiffies + usecs_to_jiffies + timeout = jiffies + msecs_to_jiffies (IDLE_TIMEOUT * adc_dev->channels); /* Wait for Fifo threshold interrupt */ while (1) { @@ -389,7 +392,8 @@ static int tiadc_read_raw(struct iio_dev *indio_dev, if (time_after(jiffies, timeout)) { am335x_tsc_se_adc_done(adc_dev->mfd_tscadc); - return -EAGAIN; + ret = -EAGAIN; + goto err_unlock; } } map_val = adc_dev->channel_step[chan->scan_index]; @@ -415,8 +419,11 @@ static int tiadc_read_raw(struct iio_dev *indio_dev, am335x_tsc_se_adc_done(adc_dev->mfd_tscadc); if (found == false) - return -EBUSY; - return IIO_VAL_INT; + ret = -EBUSY; + +err_unlock: + mutex_unlock(&adc_dev->fifo1_lock); + return ret; } static const struct iio_info tiadc_info = { @@ -485,6 +492,7 @@ static int tiadc_probe(struct platform_device *pdev) tiadc_step_config(indio_dev); tiadc_writel(adc_dev, REG_FIFO1THR, FIFO1_THRESHOLD); + mutex_init(&adc_dev->fifo1_lock); err = tiadc_channel_init(indio_dev, adc_dev->channels); if (err < 0) diff --git a/drivers/iio/common/hid-sensors/hid-sensor-attributes.c b/drivers/iio/common/hid-sensors/hid-sensor-attributes.c index e81f43476..dc33c1dd5 100644 --- a/drivers/iio/common/hid-sensors/hid-sensor-attributes.c +++ b/drivers/iio/common/hid-sensors/hid-sensor-attributes.c @@ -56,8 +56,8 @@ static struct { {HID_USAGE_SENSOR_ALS, 0, 1, 0}, {HID_USAGE_SENSOR_ALS, HID_USAGE_SENSOR_UNITS_LUX, 1, 0}, - {HID_USAGE_SENSOR_PRESSURE, 0, 100000, 0}, - {HID_USAGE_SENSOR_PRESSURE, HID_USAGE_SENSOR_UNITS_PASCAL, 1, 0}, + {HID_USAGE_SENSOR_PRESSURE, 0, 100, 0}, + {HID_USAGE_SENSOR_PRESSURE, HID_USAGE_SENSOR_UNITS_PASCAL, 0, 1000}, }; static int pow_10(unsigned power) diff --git a/drivers/iio/humidity/am2315.c b/drivers/iio/humidity/am2315.c index 11535911a..0ebced557 100644 --- a/drivers/iio/humidity/am2315.c +++ b/drivers/iio/humidity/am2315.c @@ -244,7 +244,7 @@ static int am2315_probe(struct i2c_client *client, indio_dev->channels = am2315_channels; indio_dev->num_channels = ARRAY_SIZE(am2315_channels); - ret = iio_triggered_buffer_setup(indio_dev, NULL, + ret = iio_triggered_buffer_setup(indio_dev, iio_pollfunc_store_time, am2315_trigger_handler, NULL); if (ret < 0) { dev_err(&client->dev, "iio triggered buffer setup failed\n"); diff --git a/drivers/iio/humidity/hdc100x.c b/drivers/iio/humidity/hdc100x.c index a03832a5f..e0c9c70c2 100644 --- a/drivers/iio/humidity/hdc100x.c +++ b/drivers/iio/humidity/hdc100x.c @@ -142,7 +142,7 @@ static int hdc100x_get_measurement(struct hdc100x_data *data, struct i2c_client *client = data->client; int delay = data->adc_int_us[chan->address]; int ret; - int val; + __be16 val; /* start measurement */ ret = i2c_smbus_write_byte(client, chan->address); @@ -154,26 +154,13 @@ static int hdc100x_get_measurement(struct hdc100x_data *data, /* wait for integration time to pass */ usleep_range(delay, delay + 1000); - /* - * i2c_smbus_read_word_data cannot() be used here due to the command - * value not being understood and causes NAKs preventing any reading - * from being accessed. - */ - ret = i2c_smbus_read_byte(client); + /* read measurement */ + ret = i2c_master_recv(data->client, (char *)&val, sizeof(val)); if (ret < 0) { - dev_err(&client->dev, "cannot read high byte measurement"); + dev_err(&client->dev, "cannot read sensor data\n"); return ret; } - val = ret << 8; - - ret = i2c_smbus_read_byte(client); - if (ret < 0) { - dev_err(&client->dev, "cannot read low byte measurement"); - return ret; - } - val |= ret; - - return val; + return be16_to_cpu(val); } static int hdc100x_get_heater_status(struct hdc100x_data *data) @@ -272,8 +259,8 @@ static int hdc100x_probe(struct i2c_client *client, struct iio_dev *indio_dev; struct hdc100x_data *data; - if (!i2c_check_functionality(client->adapter, - I2C_FUNC_SMBUS_WORD_DATA | I2C_FUNC_SMBUS_BYTE)) + if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_WORD_DATA | + I2C_FUNC_SMBUS_BYTE | I2C_FUNC_I2C)) return -EOPNOTSUPP; indio_dev = devm_iio_device_alloc(&client->dev, sizeof(*data)); diff --git a/drivers/iio/industrialio-buffer.c b/drivers/iio/industrialio-buffer.c index 49bf9c59f..158aaf44d 100644 --- a/drivers/iio/industrialio-buffer.c +++ b/drivers/iio/industrialio-buffer.c @@ -110,7 +110,7 @@ ssize_t iio_buffer_read_first_n_outer(struct file *filp, char __user *buf, DEFINE_WAIT_FUNC(wait, woken_wake_function); size_t datum_size; size_t to_wait; - int ret; + int ret = 0; if (!indio_dev->info) return -ENODEV; @@ -153,7 +153,7 @@ ssize_t iio_buffer_read_first_n_outer(struct file *filp, char __user *buf, ret = rb->access->read_first_n(rb, n, buf); if (ret == 0 && (filp->f_flags & O_NONBLOCK)) ret = -EAGAIN; - } while (ret == 0); + } while (ret == 0); remove_wait_queue(&rb->pollq, &wait); return ret; diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c index e6319a934..2e6a42758 100644 --- a/drivers/iio/industrialio-core.c +++ b/drivers/iio/industrialio-core.c @@ -532,9 +532,8 @@ ssize_t iio_format_value(char *buf, unsigned int type, int size, int *vals) return sprintf(buf, "%d.%09u\n", vals[0], vals[1]); case IIO_VAL_FRACTIONAL: tmp = div_s64((s64)vals[0] * 1000000000LL, vals[1]); - vals[1] = do_div(tmp, 1000000000LL); - vals[0] = tmp; - return sprintf(buf, "%d.%09u\n", vals[0], vals[1]); + vals[0] = (int)div_s64_rem(tmp, 1000000000, &vals[1]); + return sprintf(buf, "%d.%09u\n", vals[0], abs(vals[1])); case IIO_VAL_FRACTIONAL_LOG2: tmp = (s64)vals[0] * 1000000000LL >> vals[1]; vals[1] = do_div(tmp, 1000000000LL); diff --git a/drivers/iio/proximity/as3935.c b/drivers/iio/proximity/as3935.c index e2f926cdc..a0aedda7d 100644 --- a/drivers/iio/proximity/as3935.c +++ b/drivers/iio/proximity/as3935.c @@ -392,7 +392,7 @@ static int as3935_probe(struct spi_device *spi) return ret; } - ret = iio_triggered_buffer_setup(indio_dev, NULL, + ret = iio_triggered_buffer_setup(indio_dev, iio_pollfunc_store_time, &as3935_trigger_handler, NULL); if (ret) { diff --git a/drivers/infiniband/core/uverbs.h b/drivers/infiniband/core/uverbs.h index 612ccfd39..9245e55de 100644 --- a/drivers/infiniband/core/uverbs.h +++ b/drivers/infiniband/core/uverbs.h @@ -116,6 +116,7 @@ struct ib_uverbs_event_file { struct ib_uverbs_file { struct kref ref; struct mutex mutex; + struct mutex cleanup_mutex; /* protect cleanup */ struct ib_uverbs_device *device; struct ib_ucontext *ucontext; struct ib_event_handler event_handler; diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c index 31f422a70..09d515763 100644 --- a/drivers/infiniband/core/uverbs_main.c +++ b/drivers/infiniband/core/uverbs_main.c @@ -931,6 +931,7 @@ static int ib_uverbs_open(struct inode *inode, struct file *filp) file->async_file = NULL; kref_init(&file->ref); mutex_init(&file->mutex); + mutex_init(&file->cleanup_mutex); filp->private_data = file; kobject_get(&dev->kobj); @@ -956,18 +957,20 @@ static int ib_uverbs_close(struct inode *inode, struct file *filp) { struct ib_uverbs_file *file = filp->private_data; struct ib_uverbs_device *dev = file->device; - struct ib_ucontext *ucontext = NULL; + + mutex_lock(&file->cleanup_mutex); + if (file->ucontext) { + ib_uverbs_cleanup_ucontext(file, file->ucontext); + file->ucontext = NULL; + } + mutex_unlock(&file->cleanup_mutex); mutex_lock(&file->device->lists_mutex); - ucontext = file->ucontext; - file->ucontext = NULL; if (!file->is_closed) { list_del(&file->list); file->is_closed = 1; } mutex_unlock(&file->device->lists_mutex); - if (ucontext) - ib_uverbs_cleanup_ucontext(file, ucontext); if (file->async_file) kref_put(&file->async_file->ref, ib_uverbs_release_event_file); @@ -1181,22 +1184,30 @@ static void ib_uverbs_free_hw_resources(struct ib_uverbs_device *uverbs_dev, mutex_lock(&uverbs_dev->lists_mutex); while (!list_empty(&uverbs_dev->uverbs_file_list)) { struct ib_ucontext *ucontext; - file = list_first_entry(&uverbs_dev->uverbs_file_list, struct ib_uverbs_file, list); file->is_closed = 1; - ucontext = file->ucontext; list_del(&file->list); - file->ucontext = NULL; kref_get(&file->ref); mutex_unlock(&uverbs_dev->lists_mutex); - /* We must release the mutex before going ahead and calling - * disassociate_ucontext. disassociate_ucontext might end up - * indirectly calling uverbs_close, for example due to freeing - * the resources (e.g mmput). - */ + ib_uverbs_event_handler(&file->event_handler, &event); + + mutex_lock(&file->cleanup_mutex); + ucontext = file->ucontext; + file->ucontext = NULL; + mutex_unlock(&file->cleanup_mutex); + + /* At this point ib_uverbs_close cannot be running + * ib_uverbs_cleanup_ucontext + */ if (ucontext) { + /* We must release the mutex before going ahead and + * calling disassociate_ucontext. disassociate_ucontext + * might end up indirectly calling uverbs_close, + * for example due to freeing the resources + * (e.g mmput). + */ ib_dev->disassociate_ucontext(ucontext); ib_uverbs_cleanup_ucontext(file, ucontext); } diff --git a/drivers/infiniband/hw/hfi1/debugfs.c b/drivers/infiniband/hw/hfi1/debugfs.c index dbab9d9cc..a49cc88f0 100644 --- a/drivers/infiniband/hw/hfi1/debugfs.c +++ b/drivers/infiniband/hw/hfi1/debugfs.c @@ -223,28 +223,32 @@ DEBUGFS_SEQ_FILE_OPEN(ctx_stats) DEBUGFS_FILE_OPS(ctx_stats); static void *_qp_stats_seq_start(struct seq_file *s, loff_t *pos) -__acquires(RCU) + __acquires(RCU) { struct qp_iter *iter; loff_t n = *pos; - rcu_read_lock(); iter = qp_iter_init(s->private); + + /* stop calls rcu_read_unlock */ + rcu_read_lock(); + if (!iter) return NULL; - while (n--) { + do { if (qp_iter_next(iter)) { kfree(iter); return NULL; } - } + } while (n--); return iter; } static void *_qp_stats_seq_next(struct seq_file *s, void *iter_ptr, loff_t *pos) + __must_hold(RCU) { struct qp_iter *iter = iter_ptr; @@ -259,7 +263,7 @@ static void *_qp_stats_seq_next(struct seq_file *s, void *iter_ptr, } static void _qp_stats_seq_stop(struct seq_file *s, void *iter_ptr) -__releases(RCU) + __releases(RCU) { rcu_read_unlock(); } diff --git a/drivers/infiniband/hw/hfi1/platform.c b/drivers/infiniband/hw/hfi1/platform.c index 03df9322f..1d09f767b 100644 --- a/drivers/infiniband/hw/hfi1/platform.c +++ b/drivers/infiniband/hw/hfi1/platform.c @@ -638,9 +638,13 @@ static int tune_active_qsfp(struct hfi1_pportdata *ppd, u32 *ptr_tx_preset, if (ret) return ret; + /* + * We'll change the QSFP memory contents from here on out, thus we set a + * flag here to remind ourselves to reset the QSFP module. This prevents + * reuse of stale settings established in our previous pass through. + */ if (ppd->qsfp_info.reset_needed) { reset_qsfp(ppd); - ppd->qsfp_info.reset_needed = 0; refresh_qsfp_cache(ppd, &ppd->qsfp_info); } else { ppd->qsfp_info.reset_needed = 1; diff --git a/drivers/infiniband/hw/hfi1/qp.c b/drivers/infiniband/hw/hfi1/qp.c index 1a942ffba..995c89766 100644 --- a/drivers/infiniband/hw/hfi1/qp.c +++ b/drivers/infiniband/hw/hfi1/qp.c @@ -595,10 +595,6 @@ struct qp_iter *qp_iter_init(struct hfi1_ibdev *dev) iter->dev = dev; iter->specials = dev->rdi.ibdev.phys_port_cnt * 2; - if (qp_iter_next(iter)) { - kfree(iter); - return NULL; - } return iter; } diff --git a/drivers/infiniband/hw/qib/qib_debugfs.c b/drivers/infiniband/hw/qib/qib_debugfs.c index 5e75b43c5..5bad8e3b4 100644 --- a/drivers/infiniband/hw/qib/qib_debugfs.c +++ b/drivers/infiniband/hw/qib/qib_debugfs.c @@ -189,27 +189,32 @@ static int _ctx_stats_seq_show(struct seq_file *s, void *v) DEBUGFS_FILE(ctx_stats) static void *_qp_stats_seq_start(struct seq_file *s, loff_t *pos) + __acquires(RCU) { struct qib_qp_iter *iter; loff_t n = *pos; - rcu_read_lock(); iter = qib_qp_iter_init(s->private); + + /* stop calls rcu_read_unlock */ + rcu_read_lock(); + if (!iter) return NULL; - while (n--) { + do { if (qib_qp_iter_next(iter)) { kfree(iter); return NULL; } - } + } while (n--); return iter; } static void *_qp_stats_seq_next(struct seq_file *s, void *iter_ptr, loff_t *pos) + __must_hold(RCU) { struct qib_qp_iter *iter = iter_ptr; @@ -224,6 +229,7 @@ static void *_qp_stats_seq_next(struct seq_file *s, void *iter_ptr, } static void _qp_stats_seq_stop(struct seq_file *s, void *iter_ptr) + __releases(RCU) { rcu_read_unlock(); } diff --git a/drivers/infiniband/hw/qib/qib_qp.c b/drivers/infiniband/hw/qib/qib_qp.c index 575b737d9..7119a7da2 100644 --- a/drivers/infiniband/hw/qib/qib_qp.c +++ b/drivers/infiniband/hw/qib/qib_qp.c @@ -530,10 +530,6 @@ struct qib_qp_iter *qib_qp_iter_init(struct qib_ibdev *dev) return NULL; iter->dev = dev; - if (qib_qp_iter_next(iter)) { - kfree(iter); - return NULL; - } return iter; } diff --git a/drivers/iommu/dmar.c b/drivers/iommu/dmar.c index 6a86b5d1d..7330a66e2 100644 --- a/drivers/iommu/dmar.c +++ b/drivers/iommu/dmar.c @@ -1871,10 +1871,11 @@ static int dmar_hp_remove_drhd(struct acpi_dmar_header *header, void *arg) /* * All PCI devices managed by this unit should have been destroyed. */ - if (!dmaru->include_all && dmaru->devices && dmaru->devices_cnt) + if (!dmaru->include_all && dmaru->devices && dmaru->devices_cnt) { for_each_active_dev_scope(dmaru->devices, dmaru->devices_cnt, i, dev) return -EBUSY; + } ret = dmar_ir_hotplug(dmaru, false); if (ret == 0) diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c index d416242c4..50b639ba3 100644 --- a/drivers/iommu/intel-iommu.c +++ b/drivers/iommu/intel-iommu.c @@ -4272,10 +4272,11 @@ int dmar_check_one_atsr(struct acpi_dmar_header *hdr, void *arg) if (!atsru) return 0; - if (!atsru->include_all && atsru->devices && atsru->devices_cnt) + if (!atsru->include_all && atsru->devices && atsru->devices_cnt) { for_each_active_dev_scope(atsru->devices, atsru->devices_cnt, i, dev) return -EBUSY; + } return 0; } diff --git a/drivers/irqchip/irq-atmel-aic.c b/drivers/irqchip/irq-atmel-aic.c index 112e17c27..37f952dd9 100644 --- a/drivers/irqchip/irq-atmel-aic.c +++ b/drivers/irqchip/irq-atmel-aic.c @@ -176,6 +176,7 @@ static int aic_irq_domain_xlate(struct irq_domain *d, { struct irq_domain_chip_generic *dgc = d->gc; struct irq_chip_generic *gc; + unsigned long flags; unsigned smr; int idx; int ret; @@ -194,11 +195,11 @@ static int aic_irq_domain_xlate(struct irq_domain *d, gc = dgc->gc[idx]; - irq_gc_lock(gc); + irq_gc_lock_irqsave(gc, flags); smr = irq_reg_readl(gc, AT91_AIC_SMR(*out_hwirq)); aic_common_set_priority(intspec[2], &smr); irq_reg_writel(gc, smr, AT91_AIC_SMR(*out_hwirq)); - irq_gc_unlock(gc); + irq_gc_unlock_irqrestore(gc, flags); return ret; } diff --git a/drivers/irqchip/irq-atmel-aic5.c b/drivers/irqchip/irq-atmel-aic5.c index 4f0d068e1..2a624d87a 100644 --- a/drivers/irqchip/irq-atmel-aic5.c +++ b/drivers/irqchip/irq-atmel-aic5.c @@ -258,6 +258,7 @@ static int aic5_irq_domain_xlate(struct irq_domain *d, unsigned int *out_type) { struct irq_chip_generic *bgc = irq_get_domain_generic_chip(d, 0); + unsigned long flags; unsigned smr; int ret; @@ -269,12 +270,12 @@ static int aic5_irq_domain_xlate(struct irq_domain *d, if (ret) return ret; - irq_gc_lock(bgc); + irq_gc_lock_irqsave(bgc, flags); irq_reg_writel(bgc, *out_hwirq, AT91_AIC5_SSR); smr = irq_reg_readl(bgc, AT91_AIC5_SMR); aic_common_set_priority(intspec[2], &smr); irq_reg_writel(bgc, smr, AT91_AIC5_SMR); - irq_gc_unlock(bgc); + irq_gc_unlock_irqrestore(bgc, flags); return ret; } diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c index 4f3cb3554..cfe28cf66 100644 --- a/drivers/md/dm-crypt.c +++ b/drivers/md/dm-crypt.c @@ -1453,7 +1453,7 @@ static int crypt_alloc_tfms(struct crypt_config *cc, char *ciphermode) unsigned i; int err; - cc->tfms = kmalloc(cc->tfms_count * sizeof(struct crypto_skcipher *), + cc->tfms = kzalloc(cc->tfms_count * sizeof(struct crypto_skcipher *), GFP_KERNEL); if (!cc->tfms) return -ENOMEM; @@ -1923,6 +1923,13 @@ static int crypt_map(struct dm_target *ti, struct bio *bio) return DM_MAPIO_REMAPPED; } + /* + * Check if bio is too large, split as needed. + */ + if (unlikely(bio->bi_iter.bi_size > (BIO_MAX_PAGES << PAGE_SHIFT)) && + bio_data_dir(bio) == WRITE) + dm_accept_partial_bio(bio, ((BIO_MAX_PAGES << PAGE_SHIFT) >> SECTOR_SHIFT)); + io = dm_per_bio_data(bio, cc->per_bio_data_size); crypt_io_init(io, cc, bio, dm_target_offset(ti, bio->bi_iter.bi_sector)); io->ctx.req = (struct skcipher_request *)(io + 1); diff --git a/drivers/md/dm-flakey.c b/drivers/md/dm-flakey.c index 4bb49cd60..4eb5c67b1 100644 --- a/drivers/md/dm-flakey.c +++ b/drivers/md/dm-flakey.c @@ -289,15 +289,13 @@ static int flakey_map(struct dm_target *ti, struct bio *bio) pb->bio_submitted = true; /* - * Map reads as normal only if corrupt_bio_byte set. + * Error reads if neither corrupt_bio_byte or drop_writes are set. + * Otherwise, flakey_end_io() will decide if the reads should be modified. */ if (bio_data_dir(bio) == READ) { - /* If flags were specified, only corrupt those that match. */ - if (fc->corrupt_bio_byte && (fc->corrupt_bio_rw == READ) && - all_corrupt_bio_flags_match(bio, fc)) - goto map_bio; - else + if (!fc->corrupt_bio_byte && !test_bit(DROP_WRITES, &fc->flags)) return -EIO; + goto map_bio; } /* @@ -334,14 +332,21 @@ static int flakey_end_io(struct dm_target *ti, struct bio *bio, int error) struct flakey_c *fc = ti->private; struct per_bio_data *pb = dm_per_bio_data(bio, sizeof(struct per_bio_data)); - /* - * Corrupt successful READs while in down state. - */ if (!error && pb->bio_submitted && (bio_data_dir(bio) == READ)) { - if (fc->corrupt_bio_byte) + if (fc->corrupt_bio_byte && (fc->corrupt_bio_rw == READ) && + all_corrupt_bio_flags_match(bio, fc)) { + /* + * Corrupt successful matching READs while in down state. + */ corrupt_bio_data(bio, fc); - else + + } else if (!test_bit(DROP_WRITES, &fc->flags)) { + /* + * Error read during the down_interval if drop_writes + * wasn't configured. + */ return -EIO; + } } return error; diff --git a/drivers/md/dm-log-writes.c b/drivers/md/dm-log-writes.c index 608302e22..d8f8cc85f 100644 --- a/drivers/md/dm-log-writes.c +++ b/drivers/md/dm-log-writes.c @@ -258,12 +258,12 @@ static int log_one_block(struct log_writes_c *lc, goto out; sector++; + atomic_inc(&lc->io_blocks); bio = bio_alloc(GFP_KERNEL, block->vec_cnt); if (!bio) { DMERR("Couldn't alloc log bio"); goto error; } - atomic_inc(&lc->io_blocks); bio->bi_iter.bi_size = 0; bio->bi_iter.bi_sector = sector; bio->bi_bdev = lc->logdev->bdev; @@ -456,9 +456,9 @@ static int log_writes_ctr(struct dm_target *ti, unsigned int argc, char **argv) goto bad; } - ret = -EINVAL; lc->log_kthread = kthread_run(log_writes_kthread, lc, "log-write"); - if (!lc->log_kthread) { + if (IS_ERR(lc->log_kthread)) { + ret = PTR_ERR(lc->log_kthread); ti->error = "Couldn't alloc kthread"; dm_put_device(ti, lc->dev); dm_put_device(ti, lc->logdev); diff --git a/drivers/md/md.c b/drivers/md/md.c index 866825f10..0678a0a95 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -7599,16 +7599,12 @@ EXPORT_SYMBOL(unregister_md_cluster_operations); int md_setup_cluster(struct mddev *mddev, int nodes) { - int err; - - err = request_module("md-cluster"); - if (err) { - pr_err("md-cluster module not found.\n"); - return -ENOENT; - } - + if (!md_cluster_ops) + request_module("md-cluster"); spin_lock(&pers_lock); + /* ensure module won't be unloaded */ if (!md_cluster_ops || !try_module_get(md_cluster_mod)) { + pr_err("can't find md-cluster module or get it's reference.\n"); spin_unlock(&pers_lock); return -ENOENT; } diff --git a/drivers/memory/omap-gpmc.c b/drivers/memory/omap-gpmc.c index 15508df24..73ec32001 100644 --- a/drivers/memory/omap-gpmc.c +++ b/drivers/memory/omap-gpmc.c @@ -2250,7 +2250,7 @@ static int gpmc_probe_dt(struct platform_device *pdev) return 0; } -static int gpmc_probe_dt_children(struct platform_device *pdev) +static void gpmc_probe_dt_children(struct platform_device *pdev) { int ret; struct device_node *child; @@ -2265,11 +2265,11 @@ static int gpmc_probe_dt_children(struct platform_device *pdev) else ret = gpmc_probe_generic_child(pdev, child); - if (ret) - return ret; + if (ret) { + dev_err(&pdev->dev, "failed to probe DT child '%s': %d\n", + child->name, ret); + } } - - return 0; } #else static int gpmc_probe_dt(struct platform_device *pdev) @@ -2277,9 +2277,8 @@ static int gpmc_probe_dt(struct platform_device *pdev) return 0; } -static int gpmc_probe_dt_children(struct platform_device *pdev) +static void gpmc_probe_dt_children(struct platform_device *pdev) { - return 0; } #endif @@ -2372,16 +2371,10 @@ static int gpmc_probe(struct platform_device *pdev) goto setup_irq_failed; } - rc = gpmc_probe_dt_children(pdev); - if (rc < 0) { - dev_err(gpmc->dev, "failed to probe DT children\n"); - goto dt_children_failed; - } + gpmc_probe_dt_children(pdev); return 0; -dt_children_failed: - gpmc_free_irq(gpmc); setup_irq_failed: gpmc_gpio_exit(gpmc); gpio_init_failed: diff --git a/drivers/mmc/host/sdhci-st.c b/drivers/mmc/host/sdhci-st.c index 320e1c2f8..b7eaecfdd 100644 --- a/drivers/mmc/host/sdhci-st.c +++ b/drivers/mmc/host/sdhci-st.c @@ -28,6 +28,7 @@ struct st_mmc_platform_data { struct reset_control *rstc; + struct clk *icnclk; void __iomem *top_ioaddr; }; @@ -353,7 +354,7 @@ static int sdhci_st_probe(struct platform_device *pdev) struct sdhci_host *host; struct st_mmc_platform_data *pdata; struct sdhci_pltfm_host *pltfm_host; - struct clk *clk; + struct clk *clk, *icnclk; int ret = 0; u16 host_version; struct resource *res; @@ -365,6 +366,11 @@ static int sdhci_st_probe(struct platform_device *pdev) return PTR_ERR(clk); } + /* ICN clock isn't compulsory, but use it if it's provided. */ + icnclk = devm_clk_get(&pdev->dev, "icn"); + if (IS_ERR(icnclk)) + icnclk = NULL; + rstc = devm_reset_control_get(&pdev->dev, NULL); if (IS_ERR(rstc)) rstc = NULL; @@ -389,6 +395,7 @@ static int sdhci_st_probe(struct platform_device *pdev) } clk_prepare_enable(clk); + clk_prepare_enable(icnclk); /* Configure the FlashSS Top registers for setting eMMC TX/RX delay */ res = platform_get_resource_byname(pdev, IORESOURCE_MEM, @@ -400,6 +407,7 @@ static int sdhci_st_probe(struct platform_device *pdev) } pltfm_host->clk = clk; + pdata->icnclk = icnclk; /* Configure the Arasan HC inside the flashSS */ st_mmcss_cconfig(np, host); @@ -422,6 +430,7 @@ static int sdhci_st_probe(struct platform_device *pdev) return 0; err_out: + clk_disable_unprepare(icnclk); clk_disable_unprepare(clk); err_of: sdhci_pltfm_free(pdev); @@ -442,6 +451,8 @@ static int sdhci_st_remove(struct platform_device *pdev) ret = sdhci_pltfm_unregister(pdev); + clk_disable_unprepare(pdata->icnclk); + if (rstc) reset_control_assert(rstc); @@ -462,6 +473,7 @@ static int sdhci_st_suspend(struct device *dev) if (pdata->rstc) reset_control_assert(pdata->rstc); + clk_disable_unprepare(pdata->icnclk); clk_disable_unprepare(pltfm_host->clk); out: return ret; @@ -475,6 +487,7 @@ static int sdhci_st_resume(struct device *dev) struct device_node *np = dev->of_node; clk_prepare_enable(pltfm_host->clk); + clk_prepare_enable(pdata->icnclk); if (pdata->rstc) reset_control_deassert(pdata->rstc); diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 4d7981946..70dac7302 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -1341,9 +1341,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev) slave_dev->name); } - /* already enslaved */ - if (slave_dev->flags & IFF_SLAVE) { - netdev_dbg(bond_dev, "Error: Device was already enslaved\n"); + /* already in-use? */ + if (netdev_is_rx_handler_busy(slave_dev)) { + netdev_err(bond_dev, + "Error: Device is in use and cannot be enslaved\n"); return -EBUSY; } diff --git a/drivers/net/dsa/bcm_sf2.h b/drivers/net/dsa/bcm_sf2.h index 200b1f5fd..71b1e5298 100644 --- a/drivers/net/dsa/bcm_sf2.h +++ b/drivers/net/dsa/bcm_sf2.h @@ -189,8 +189,8 @@ static inline void name##_writeq(struct bcm_sf2_priv *priv, u64 val, \ static inline void intrl2_##which##_mask_clear(struct bcm_sf2_priv *priv, \ u32 mask) \ { \ - intrl2_##which##_writel(priv, mask, INTRL2_CPU_MASK_CLEAR); \ priv->irq##which##_mask &= ~(mask); \ + intrl2_##which##_writel(priv, mask, INTRL2_CPU_MASK_CLEAR); \ } \ static inline void intrl2_##which##_mask_set(struct bcm_sf2_priv *priv, \ u32 mask) \ diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index c777cde85..e655b76e8 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -293,8 +293,8 @@ static netdev_tx_t bnxt_start_xmit(struct sk_buff *skb, struct net_device *dev) push_len = (length + sizeof(*tx_push) + 7) / 8; if (push_len > 16) { __iowrite64_copy(txr->tx_doorbell, tx_push_buf, 16); - __iowrite64_copy(txr->tx_doorbell + 4, tx_push_buf + 1, - push_len - 16); + __iowrite32_copy(txr->tx_doorbell + 4, tx_push_buf + 1, + (push_len - 16) << 1); } else { __iowrite64_copy(txr->tx_doorbell, tx_push_buf, push_len); diff --git a/drivers/net/ethernet/cadence/macb.h b/drivers/net/ethernet/cadence/macb.h index 8a13824ef..644743c9c 100644 --- a/drivers/net/ethernet/cadence/macb.h +++ b/drivers/net/ethernet/cadence/macb.h @@ -403,11 +403,11 @@ #define MACB_CAPS_USRIO_DEFAULT_IS_MII_GMII 0x00000004 #define MACB_CAPS_NO_GIGABIT_HALF 0x00000008 #define MACB_CAPS_USRIO_DISABLED 0x00000010 +#define MACB_CAPS_JUMBO 0x00000020 #define MACB_CAPS_FIFO_MODE 0x10000000 #define MACB_CAPS_GIGABIT_MODE_AVAILABLE 0x20000000 #define MACB_CAPS_SG_DISABLED 0x40000000 #define MACB_CAPS_MACB_IS_GEM 0x80000000 -#define MACB_CAPS_JUMBO 0x00000010 /* Bit manipulation macros */ #define MACB_BIT(name) \ diff --git a/drivers/net/ethernet/cavium/thunder/nic_reg.h b/drivers/net/ethernet/cavium/thunder/nic_reg.h index afb10e326..fab35a593 100644 --- a/drivers/net/ethernet/cavium/thunder/nic_reg.h +++ b/drivers/net/ethernet/cavium/thunder/nic_reg.h @@ -170,7 +170,6 @@ #define NIC_QSET_SQ_0_7_DOOR (0x010838) #define NIC_QSET_SQ_0_7_STATUS (0x010840) #define NIC_QSET_SQ_0_7_DEBUG (0x010848) -#define NIC_QSET_SQ_0_7_CNM_CHG (0x010860) #define NIC_QSET_SQ_0_7_STAT_0_1 (0x010900) #define NIC_QSET_RBDR_0_1_CFG (0x010C00) diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_ethtool.c b/drivers/net/ethernet/cavium/thunder/nicvf_ethtool.c index d2d8ef270..ad4fddb55 100644 --- a/drivers/net/ethernet/cavium/thunder/nicvf_ethtool.c +++ b/drivers/net/ethernet/cavium/thunder/nicvf_ethtool.c @@ -382,7 +382,10 @@ static void nicvf_get_regs(struct net_device *dev, p[i++] = nicvf_queue_reg_read(nic, NIC_QSET_SQ_0_7_DOOR, q); p[i++] = nicvf_queue_reg_read(nic, NIC_QSET_SQ_0_7_STATUS, q); p[i++] = nicvf_queue_reg_read(nic, NIC_QSET_SQ_0_7_DEBUG, q); - p[i++] = nicvf_queue_reg_read(nic, NIC_QSET_SQ_0_7_CNM_CHG, q); + /* Padding, was NIC_QSET_SQ_0_7_CNM_CHG, which + * produces bus errors when read + */ + p[i++] = 0; p[i++] = nicvf_queue_reg_read(nic, NIC_QSET_SQ_0_7_STAT_0_1, q); reg_offset = NIC_QSET_SQ_0_7_STAT_0_1 | (1 << 3); p[i++] = nicvf_queue_reg_read(nic, reg_offset, q); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c index d6e2a1cae..c2ec01a22 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c @@ -143,13 +143,14 @@ static struct mlx5_cmd_layout *get_inst(struct mlx5_cmd *cmd, int idx) return cmd->cmd_buf + (idx << cmd->log_stride); } -static u8 xor8_buf(void *buf, int len) +static u8 xor8_buf(void *buf, size_t offset, int len) { u8 *ptr = buf; u8 sum = 0; int i; + int end = len + offset; - for (i = 0; i < len; i++) + for (i = offset; i < end; i++) sum ^= ptr[i]; return sum; @@ -157,41 +158,49 @@ static u8 xor8_buf(void *buf, int len) static int verify_block_sig(struct mlx5_cmd_prot_block *block) { - if (xor8_buf(block->rsvd0, sizeof(*block) - sizeof(block->data) - 1) != 0xff) + size_t rsvd0_off = offsetof(struct mlx5_cmd_prot_block, rsvd0); + int xor_len = sizeof(*block) - sizeof(block->data) - 1; + + if (xor8_buf(block, rsvd0_off, xor_len) != 0xff) return -EINVAL; - if (xor8_buf(block, sizeof(*block)) != 0xff) + if (xor8_buf(block, 0, sizeof(*block)) != 0xff) return -EINVAL; return 0; } -static void calc_block_sig(struct mlx5_cmd_prot_block *block, u8 token, - int csum) +static void calc_block_sig(struct mlx5_cmd_prot_block *block) { - block->token = token; - if (csum) { - block->ctrl_sig = ~xor8_buf(block->rsvd0, sizeof(*block) - - sizeof(block->data) - 2); - block->sig = ~xor8_buf(block, sizeof(*block) - 1); - } + int ctrl_xor_len = sizeof(*block) - sizeof(block->data) - 2; + size_t rsvd0_off = offsetof(struct mlx5_cmd_prot_block, rsvd0); + + block->ctrl_sig = ~xor8_buf(block, rsvd0_off, ctrl_xor_len); + block->sig = ~xor8_buf(block, 0, sizeof(*block) - 1); } -static void calc_chain_sig(struct mlx5_cmd_msg *msg, u8 token, int csum) +static void calc_chain_sig(struct mlx5_cmd_msg *msg) { struct mlx5_cmd_mailbox *next = msg->next; - - while (next) { - calc_block_sig(next->buf, token, csum); + int size = msg->len; + int blen = size - min_t(int, sizeof(msg->first.data), size); + int n = (blen + MLX5_CMD_DATA_BLOCK_SIZE - 1) + / MLX5_CMD_DATA_BLOCK_SIZE; + int i = 0; + + for (i = 0; i < n && next; i++) { + calc_block_sig(next->buf); next = next->next; } } static void set_signature(struct mlx5_cmd_work_ent *ent, int csum) { - ent->lay->sig = ~xor8_buf(ent->lay, sizeof(*ent->lay)); - calc_chain_sig(ent->in, ent->token, csum); - calc_chain_sig(ent->out, ent->token, csum); + ent->lay->sig = ~xor8_buf(ent->lay, 0, sizeof(*ent->lay)); + if (csum) { + calc_chain_sig(ent->in); + calc_chain_sig(ent->out); + } } static void poll_timeout(struct mlx5_cmd_work_ent *ent) @@ -222,12 +231,17 @@ static int verify_signature(struct mlx5_cmd_work_ent *ent) struct mlx5_cmd_mailbox *next = ent->out->next; int err; u8 sig; + int size = ent->out->len; + int blen = size - min_t(int, sizeof(ent->out->first.data), size); + int n = (blen + MLX5_CMD_DATA_BLOCK_SIZE - 1) + / MLX5_CMD_DATA_BLOCK_SIZE; + int i = 0; - sig = xor8_buf(ent->lay, sizeof(*ent->lay)); + sig = xor8_buf(ent->lay, 0, sizeof(*ent->lay)); if (sig != 0xff) return -EINVAL; - while (next) { + for (i = 0; i < n && next; i++) { err = verify_block_sig(next->buf); if (err) return err; @@ -656,7 +670,6 @@ static void cmd_work_handler(struct work_struct *work) spin_unlock_irqrestore(&cmd->alloc_lock, flags); } - ent->token = alloc_token(cmd); cmd->ent_arr[ent->idx] = ent; lay = get_inst(cmd, ent->idx); ent->lay = lay; @@ -766,7 +779,8 @@ static u8 *get_status_ptr(struct mlx5_outbox_hdr *out) static int mlx5_cmd_invoke(struct mlx5_core_dev *dev, struct mlx5_cmd_msg *in, struct mlx5_cmd_msg *out, void *uout, int uout_size, mlx5_cmd_cbk_t callback, - void *context, int page_queue, u8 *status) + void *context, int page_queue, u8 *status, + u8 token) { struct mlx5_cmd *cmd = &dev->cmd; struct mlx5_cmd_work_ent *ent; @@ -783,6 +797,8 @@ static int mlx5_cmd_invoke(struct mlx5_core_dev *dev, struct mlx5_cmd_msg *in, if (IS_ERR(ent)) return PTR_ERR(ent); + ent->token = token; + if (!callback) init_completion(&ent->done); @@ -854,7 +870,8 @@ static const struct file_operations fops = { .write = dbg_write, }; -static int mlx5_copy_to_msg(struct mlx5_cmd_msg *to, void *from, int size) +static int mlx5_copy_to_msg(struct mlx5_cmd_msg *to, void *from, int size, + u8 token) { struct mlx5_cmd_prot_block *block; struct mlx5_cmd_mailbox *next; @@ -880,6 +897,7 @@ static int mlx5_copy_to_msg(struct mlx5_cmd_msg *to, void *from, int size) memcpy(block->data, from, copy); from += copy; size -= copy; + block->token = token; next = next->next; } @@ -949,7 +967,8 @@ static void free_cmd_box(struct mlx5_core_dev *dev, } static struct mlx5_cmd_msg *mlx5_alloc_cmd_msg(struct mlx5_core_dev *dev, - gfp_t flags, int size) + gfp_t flags, int size, + u8 token) { struct mlx5_cmd_mailbox *tmp, *head = NULL; struct mlx5_cmd_prot_block *block; @@ -978,6 +997,7 @@ static struct mlx5_cmd_msg *mlx5_alloc_cmd_msg(struct mlx5_core_dev *dev, tmp->next = head; block->next = cpu_to_be64(tmp->next ? tmp->next->dma : 0); block->block_num = cpu_to_be32(n - i - 1); + block->token = token; head = tmp; } msg->next = head; @@ -1352,7 +1372,7 @@ static struct mlx5_cmd_msg *alloc_msg(struct mlx5_core_dev *dev, int in_size, } if (IS_ERR(msg)) - msg = mlx5_alloc_cmd_msg(dev, gfp, in_size); + msg = mlx5_alloc_cmd_msg(dev, gfp, in_size, 0); return msg; } @@ -1377,6 +1397,7 @@ static int cmd_exec(struct mlx5_core_dev *dev, void *in, int in_size, void *out, int err; u8 status = 0; u32 drv_synd; + u8 token; if (pci_channel_offline(dev->pdev) || dev->state == MLX5_DEVICE_STATE_INTERNAL_ERROR) { @@ -1395,20 +1416,22 @@ static int cmd_exec(struct mlx5_core_dev *dev, void *in, int in_size, void *out, return err; } - err = mlx5_copy_to_msg(inb, in, in_size); + token = alloc_token(&dev->cmd); + + err = mlx5_copy_to_msg(inb, in, in_size, token); if (err) { mlx5_core_warn(dev, "err %d\n", err); goto out_in; } - outb = mlx5_alloc_cmd_msg(dev, gfp, out_size); + outb = mlx5_alloc_cmd_msg(dev, gfp, out_size, token); if (IS_ERR(outb)) { err = PTR_ERR(outb); goto out_in; } err = mlx5_cmd_invoke(dev, inb, outb, out, out_size, callback, context, - pages_queue, &status); + pages_queue, &status, token); if (err) goto out_out; @@ -1476,7 +1499,7 @@ static int create_msg_cache(struct mlx5_core_dev *dev) INIT_LIST_HEAD(&cmd->cache.med.head); for (i = 0; i < NUM_LONG_LISTS; i++) { - msg = mlx5_alloc_cmd_msg(dev, GFP_KERNEL, LONG_LIST_SIZE); + msg = mlx5_alloc_cmd_msg(dev, GFP_KERNEL, LONG_LIST_SIZE, 0); if (IS_ERR(msg)) { err = PTR_ERR(msg); goto ex_err; @@ -1486,7 +1509,7 @@ static int create_msg_cache(struct mlx5_core_dev *dev) } for (i = 0; i < NUM_MED_LISTS; i++) { - msg = mlx5_alloc_cmd_msg(dev, GFP_KERNEL, MED_LIST_SIZE); + msg = mlx5_alloc_cmd_msg(dev, GFP_KERNEL, MED_LIST_SIZE, 0); if (IS_ERR(msg)) { err = PTR_ERR(msg); goto ex_err; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c index 9f2a16a50..e41a06675 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c @@ -648,24 +648,32 @@ bool mlx5e_post_rx_wqes(struct mlx5e_rq *rq) static void mlx5e_lro_update_hdr(struct sk_buff *skb, struct mlx5_cqe64 *cqe, u32 cqe_bcnt) { - struct ethhdr *eth = (struct ethhdr *)(skb->data); - struct iphdr *ipv4 = (struct iphdr *)(skb->data + ETH_HLEN); - struct ipv6hdr *ipv6 = (struct ipv6hdr *)(skb->data + ETH_HLEN); + struct ethhdr *eth = (struct ethhdr *)(skb->data); + struct iphdr *ipv4; + struct ipv6hdr *ipv6; struct tcphdr *tcp; + int network_depth = 0; + __be16 proto; + u16 tot_len; u8 l4_hdr_type = get_cqe_l4_hdr_type(cqe); int tcp_ack = ((CQE_L4_HDR_TYPE_TCP_ACK_NO_DATA == l4_hdr_type) || (CQE_L4_HDR_TYPE_TCP_ACK_AND_DATA == l4_hdr_type)); - u16 tot_len = cqe_bcnt - ETH_HLEN; + skb->mac_len = ETH_HLEN; + proto = __vlan_get_protocol(skb, eth->h_proto, &network_depth); - if (eth->h_proto == htons(ETH_P_IP)) { - tcp = (struct tcphdr *)(skb->data + ETH_HLEN + + ipv4 = (struct iphdr *)(skb->data + network_depth); + ipv6 = (struct ipv6hdr *)(skb->data + network_depth); + tot_len = cqe_bcnt - network_depth; + + if (proto == htons(ETH_P_IP)) { + tcp = (struct tcphdr *)(skb->data + network_depth + sizeof(struct iphdr)); ipv6 = NULL; skb_shinfo(skb)->gso_type = SKB_GSO_TCPV4; } else { - tcp = (struct tcphdr *)(skb->data + ETH_HLEN + + tcp = (struct tcphdr *)(skb->data + network_depth + sizeof(struct ipv6hdr)); ipv4 = NULL; skb_shinfo(skb)->gso_type = SKB_GSO_TCPV6; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c index 704c3d304..0db51cc39 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -150,7 +150,7 @@ static int parse_cls_flower(struct mlx5e_priv *priv, if (dissector_uses_key(f->dissector, FLOW_DISSECTOR_KEY_CONTROL)) { struct flow_dissector_key_control *key = skb_flow_dissector_target(f->dissector, - FLOW_DISSECTOR_KEY_BASIC, + FLOW_DISSECTOR_KEY_CONTROL, f->key); addr_type = key->addr_type; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c index 6695893dd..e782d0fde 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c @@ -1392,36 +1392,12 @@ static pci_ers_result_t mlx5_pci_err_detected(struct pci_dev *pdev, dev_info(&pdev->dev, "%s was called\n", __func__); mlx5_enter_error_state(dev); mlx5_unload_one(dev, priv); + pci_save_state(pdev); mlx5_pci_disable_device(dev); return state == pci_channel_io_perm_failure ? PCI_ERS_RESULT_DISCONNECT : PCI_ERS_RESULT_NEED_RESET; } -static pci_ers_result_t mlx5_pci_slot_reset(struct pci_dev *pdev) -{ - struct mlx5_core_dev *dev = pci_get_drvdata(pdev); - int err = 0; - - dev_info(&pdev->dev, "%s was called\n", __func__); - - err = mlx5_pci_enable_device(dev); - if (err) { - dev_err(&pdev->dev, "%s: mlx5_pci_enable_device failed with error code: %d\n" - , __func__, err); - return PCI_ERS_RESULT_DISCONNECT; - } - pci_set_master(pdev); - pci_set_power_state(pdev, PCI_D0); - pci_restore_state(pdev); - - return err ? PCI_ERS_RESULT_DISCONNECT : PCI_ERS_RESULT_RECOVERED; -} - -void mlx5_disable_device(struct mlx5_core_dev *dev) -{ - mlx5_pci_err_detected(dev->pdev, 0); -} - /* wait for the device to show vital signs by waiting * for the health counter to start counting. */ @@ -1449,21 +1425,44 @@ static int wait_vital(struct pci_dev *pdev) return -ETIMEDOUT; } -static void mlx5_pci_resume(struct pci_dev *pdev) +static pci_ers_result_t mlx5_pci_slot_reset(struct pci_dev *pdev) { struct mlx5_core_dev *dev = pci_get_drvdata(pdev); - struct mlx5_priv *priv = &dev->priv; int err; dev_info(&pdev->dev, "%s was called\n", __func__); - pci_save_state(pdev); - err = wait_vital(pdev); + err = mlx5_pci_enable_device(dev); if (err) { + dev_err(&pdev->dev, "%s: mlx5_pci_enable_device failed with error code: %d\n" + , __func__, err); + return PCI_ERS_RESULT_DISCONNECT; + } + + pci_set_master(pdev); + pci_restore_state(pdev); + + if (wait_vital(pdev)) { dev_err(&pdev->dev, "%s: wait_vital timed out\n", __func__); - return; + return PCI_ERS_RESULT_DISCONNECT; } + return PCI_ERS_RESULT_RECOVERED; +} + +void mlx5_disable_device(struct mlx5_core_dev *dev) +{ + mlx5_pci_err_detected(dev->pdev, 0); +} + +static void mlx5_pci_resume(struct pci_dev *pdev) +{ + struct mlx5_core_dev *dev = pci_get_drvdata(pdev); + struct mlx5_priv *priv = &dev->priv; + int err; + + dev_info(&pdev->dev, "%s was called\n", __func__); + err = mlx5_load_one(dev, priv); if (err) dev_err(&pdev->dev, "%s: mlx5_load_one failed with error code: %d\n" diff --git a/drivers/net/ethernet/smsc/smc91x.c b/drivers/net/ethernet/smsc/smc91x.c index 18ac52ded..b69d0e1e8 100644 --- a/drivers/net/ethernet/smsc/smc91x.c +++ b/drivers/net/ethernet/smsc/smc91x.c @@ -2269,6 +2269,13 @@ static int smc_drv_probe(struct platform_device *pdev) if (pd) { memcpy(&lp->cfg, pd, sizeof(lp->cfg)); lp->io_shift = SMC91X_IO_SHIFT(lp->cfg.flags); + + if (!SMC_8BIT(lp) && !SMC_16BIT(lp)) { + dev_err(&pdev->dev, + "at least one of 8-bit or 16-bit access support is required.\n"); + ret = -ENXIO; + goto out_free_netdev; + } } #if IS_BUILTIN(CONFIG_OF) diff --git a/drivers/net/ethernet/smsc/smc91x.h b/drivers/net/ethernet/smsc/smc91x.h index 1a55c7976..e17671c9d 100644 --- a/drivers/net/ethernet/smsc/smc91x.h +++ b/drivers/net/ethernet/smsc/smc91x.h @@ -36,6 +36,27 @@ #include #include +/* + * Any 16-bit access is performed with two 8-bit accesses if the hardware + * can't do it directly. Most registers are 16-bit so those are mandatory. + */ +#define SMC_outw_b(x, a, r) \ + do { \ + unsigned int __val16 = (x); \ + unsigned int __reg = (r); \ + SMC_outb(__val16, a, __reg); \ + SMC_outb(__val16 >> 8, a, __reg + (1 << SMC_IO_SHIFT)); \ + } while (0) + +#define SMC_inw_b(a, r) \ + ({ \ + unsigned int __val16; \ + unsigned int __reg = r; \ + __val16 = SMC_inb(a, __reg); \ + __val16 |= SMC_inb(a, __reg + (1 << SMC_IO_SHIFT)) << 8; \ + __val16; \ + }) + /* * Define your architecture specific bus configuration parameters here. */ @@ -55,10 +76,30 @@ #define SMC_IO_SHIFT (lp->io_shift) #define SMC_inb(a, r) readb((a) + (r)) -#define SMC_inw(a, r) readw((a) + (r)) +#define SMC_inw(a, r) \ + ({ \ + unsigned int __smc_r = r; \ + SMC_16BIT(lp) ? readw((a) + __smc_r) : \ + SMC_8BIT(lp) ? SMC_inw_b(a, __smc_r) : \ + ({ BUG(); 0; }); \ + }) + #define SMC_inl(a, r) readl((a) + (r)) #define SMC_outb(v, a, r) writeb(v, (a) + (r)) +#define SMC_outw(v, a, r) \ + do { \ + unsigned int __v = v, __smc_r = r; \ + if (SMC_16BIT(lp)) \ + __SMC_outw(__v, a, __smc_r); \ + else if (SMC_8BIT(lp)) \ + SMC_outw_b(__v, a, __smc_r); \ + else \ + BUG(); \ + } while (0) + #define SMC_outl(v, a, r) writel(v, (a) + (r)) +#define SMC_insb(a, r, p, l) readsb((a) + (r), p, l) +#define SMC_outsb(a, r, p, l) writesb((a) + (r), p, l) #define SMC_insw(a, r, p, l) readsw((a) + (r), p, l) #define SMC_outsw(a, r, p, l) writesw((a) + (r), p, l) #define SMC_insl(a, r, p, l) readsl((a) + (r), p, l) @@ -66,7 +107,7 @@ #define SMC_IRQ_FLAGS (-1) /* from resource */ /* We actually can't write halfwords properly if not word aligned */ -static inline void SMC_outw(u16 val, void __iomem *ioaddr, int reg) +static inline void __SMC_outw(u16 val, void __iomem *ioaddr, int reg) { if ((machine_is_mainstone() || machine_is_stargate2() || machine_is_pxa_idp()) && reg & 2) { @@ -416,24 +457,8 @@ smc_pxa_dma_insw(void __iomem *ioaddr, struct smc_local *lp, int reg, int dma, #if ! SMC_CAN_USE_16BIT -/* - * Any 16-bit access is performed with two 8-bit accesses if the hardware - * can't do it directly. Most registers are 16-bit so those are mandatory. - */ -#define SMC_outw(x, ioaddr, reg) \ - do { \ - unsigned int __val16 = (x); \ - SMC_outb( __val16, ioaddr, reg ); \ - SMC_outb( __val16 >> 8, ioaddr, reg + (1 << SMC_IO_SHIFT));\ - } while (0) -#define SMC_inw(ioaddr, reg) \ - ({ \ - unsigned int __val16; \ - __val16 = SMC_inb( ioaddr, reg ); \ - __val16 |= SMC_inb( ioaddr, reg + (1 << SMC_IO_SHIFT)) << 8; \ - __val16; \ - }) - +#define SMC_outw(x, ioaddr, reg) SMC_outw_b(x, ioaddr, reg) +#define SMC_inw(ioaddr, reg) SMC_inw_b(ioaddr, reg) #define SMC_insw(a, r, p, l) BUG() #define SMC_outsw(a, r, p, l) BUG() diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c index c5dc2c363..c6f66832a 100644 --- a/drivers/net/phy/phy.c +++ b/drivers/net/phy/phy.c @@ -722,8 +722,10 @@ phy_err: int phy_start_interrupts(struct phy_device *phydev) { atomic_set(&phydev->irq_disable, 0); - if (request_irq(phydev->irq, phy_interrupt, 0, "phy_interrupt", - phydev) < 0) { + if (request_irq(phydev->irq, phy_interrupt, + IRQF_SHARED, + "phy_interrupt", + phydev) < 0) { pr_warn("%s: Can't get IRQ %d (PHY)\n", phydev->mdio.bus->name, phydev->irq); phydev->irq = PHY_POLL; diff --git a/drivers/net/tun.c b/drivers/net/tun.c index e16487cc6..34259bd0a 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -878,11 +878,7 @@ static netdev_tx_t tun_net_xmit(struct sk_buff *skb, struct net_device *dev) if (unlikely(skb_orphan_frags(skb, GFP_ATOMIC))) goto drop; - if (skb->sk && sk_fullsock(skb->sk)) { - sock_tx_timestamp(skb->sk, skb->sk->sk_tsflags, - &skb_shinfo(skb)->tx_flags); - sw_tx_timestamp(skb); - } + skb_tx_timestamp(skb); /* Orphan the skb - required as we might hang on to it * for indefinite time. diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index 8b6398850..4b59a4c15 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -718,9 +718,12 @@ static int ath9k_start(struct ieee80211_hw *hw) if (!ath_complete_reset(sc, false)) ah->reset_power_on = false; - if (ah->led_pin >= 0) + if (ah->led_pin >= 0) { ath9k_hw_set_gpio(ah, ah->led_pin, (ah->config.led_active_high) ? 1 : 0); + ath9k_hw_gpio_request_out(ah, ah->led_pin, NULL, + AR_GPIO_OUTPUT_MUX_AS_OUTPUT); + } /* * Reset key cache to sane defaults (all entries cleared) instead of @@ -864,9 +867,11 @@ static void ath9k_stop(struct ieee80211_hw *hw) spin_lock_bh(&sc->sc_pcu_lock); - if (ah->led_pin >= 0) + if (ah->led_pin >= 0) { ath9k_hw_set_gpio(ah, ah->led_pin, (ah->config.led_active_high) ? 0 : 1); + ath9k_hw_gpio_request_in(ah, ah->led_pin, NULL); + } ath_prepare_reset(sc); @@ -1552,13 +1557,13 @@ static int ath9k_sta_state(struct ieee80211_hw *hw, struct ath_common *common = ath9k_hw_common(sc->sc_ah); int ret = 0; - if (old_state == IEEE80211_STA_AUTH && - new_state == IEEE80211_STA_ASSOC) { + if (old_state == IEEE80211_STA_NOTEXIST && + new_state == IEEE80211_STA_NONE) { ret = ath9k_sta_add(hw, vif, sta); ath_dbg(common, CONFIG, "Add station: %pM\n", sta->addr); - } else if (old_state == IEEE80211_STA_ASSOC && - new_state == IEEE80211_STA_AUTH) { + } else if (old_state == IEEE80211_STA_NONE && + new_state == IEEE80211_STA_NOTEXIST) { ret = ath9k_sta_remove(hw, vif, sta); ath_dbg(common, CONFIG, "Remove station: %pM\n", sta->addr); diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c index 62f475e31..121baba7a 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c @@ -4467,7 +4467,7 @@ brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, (u8 *)&settings->beacon.head[ie_offset], settings->beacon.head_len - ie_offset, WLAN_EID_SSID); - if (!ssid_ie) + if (!ssid_ie || ssid_ie->len > IEEE80211_MAX_SSID_LEN) return -EINVAL; memcpy(ssid_le.SSID, ssid_ie->data, ssid_ie->len); diff --git a/drivers/net/wireless/intel/iwlegacy/3945.c b/drivers/net/wireless/intel/iwlegacy/3945.c index 7bcedbb53..209dc9988 100644 --- a/drivers/net/wireless/intel/iwlegacy/3945.c +++ b/drivers/net/wireless/intel/iwlegacy/3945.c @@ -1019,12 +1019,13 @@ il3945_hw_txq_ctx_free(struct il_priv *il) int txq_id; /* Tx queues */ - if (il->txq) + if (il->txq) { for (txq_id = 0; txq_id < il->hw_params.max_txq_num; txq_id++) if (txq_id == IL39_CMD_QUEUE_NUM) il_cmd_queue_free(il); else il_tx_queue_free(il, txq_id); + } /* free tx queue structure */ il_free_txq_mem(il); diff --git a/drivers/pinctrl/pinctrl-pistachio.c b/drivers/pinctrl/pinctrl-pistachio.c index c6d410ef8..5bf8e78e0 100644 --- a/drivers/pinctrl/pinctrl-pistachio.c +++ b/drivers/pinctrl/pinctrl-pistachio.c @@ -809,17 +809,17 @@ static const struct pistachio_pin_group pistachio_groups[] = { PADS_FUNCTION_SELECT2, 12, 0x3), MFIO_MUX_PIN_GROUP(83, MIPS_PLL_LOCK, MIPS_TRACE_DATA, USB_DEBUG, PADS_FUNCTION_SELECT2, 14, 0x3), - MFIO_MUX_PIN_GROUP(84, SYS_PLL_LOCK, MIPS_TRACE_DATA, USB_DEBUG, + MFIO_MUX_PIN_GROUP(84, AUDIO_PLL_LOCK, MIPS_TRACE_DATA, USB_DEBUG, PADS_FUNCTION_SELECT2, 16, 0x3), - MFIO_MUX_PIN_GROUP(85, WIFI_PLL_LOCK, MIPS_TRACE_DATA, SDHOST_DEBUG, + MFIO_MUX_PIN_GROUP(85, RPU_V_PLL_LOCK, MIPS_TRACE_DATA, SDHOST_DEBUG, PADS_FUNCTION_SELECT2, 18, 0x3), - MFIO_MUX_PIN_GROUP(86, BT_PLL_LOCK, MIPS_TRACE_DATA, SDHOST_DEBUG, + MFIO_MUX_PIN_GROUP(86, RPU_L_PLL_LOCK, MIPS_TRACE_DATA, SDHOST_DEBUG, PADS_FUNCTION_SELECT2, 20, 0x3), - MFIO_MUX_PIN_GROUP(87, RPU_V_PLL_LOCK, DREQ2, SOCIF_DEBUG, + MFIO_MUX_PIN_GROUP(87, SYS_PLL_LOCK, DREQ2, SOCIF_DEBUG, PADS_FUNCTION_SELECT2, 22, 0x3), - MFIO_MUX_PIN_GROUP(88, RPU_L_PLL_LOCK, DREQ3, SOCIF_DEBUG, + MFIO_MUX_PIN_GROUP(88, WIFI_PLL_LOCK, DREQ3, SOCIF_DEBUG, PADS_FUNCTION_SELECT2, 24, 0x3), - MFIO_MUX_PIN_GROUP(89, AUDIO_PLL_LOCK, DREQ4, DREQ5, + MFIO_MUX_PIN_GROUP(89, BT_PLL_LOCK, DREQ4, DREQ5, PADS_FUNCTION_SELECT2, 26, 0x3), PIN_GROUP(TCK, "tck"), PIN_GROUP(TRSTN, "trstn"), diff --git a/drivers/pinctrl/sunxi/pinctrl-sun8i-a23.c b/drivers/pinctrl/sunxi/pinctrl-sun8i-a23.c index 55083d278..51fbf8530 100644 --- a/drivers/pinctrl/sunxi/pinctrl-sun8i-a23.c +++ b/drivers/pinctrl/sunxi/pinctrl-sun8i-a23.c @@ -485,12 +485,12 @@ static const struct sunxi_desc_pin sun8i_a23_pins[] = { SUNXI_PIN(SUNXI_PINCTRL_PIN(G, 8), SUNXI_FUNCTION(0x0, "gpio_in"), SUNXI_FUNCTION(0x1, "gpio_out"), - SUNXI_FUNCTION(0x2, "uart2"), /* RTS */ + SUNXI_FUNCTION(0x2, "uart1"), /* RTS */ SUNXI_FUNCTION_IRQ_BANK(0x4, 2, 8)), /* PG_EINT8 */ SUNXI_PIN(SUNXI_PINCTRL_PIN(G, 9), SUNXI_FUNCTION(0x0, "gpio_in"), SUNXI_FUNCTION(0x1, "gpio_out"), - SUNXI_FUNCTION(0x2, "uart2"), /* CTS */ + SUNXI_FUNCTION(0x2, "uart1"), /* CTS */ SUNXI_FUNCTION_IRQ_BANK(0x4, 2, 9)), /* PG_EINT9 */ SUNXI_PIN(SUNXI_PINCTRL_PIN(G, 10), SUNXI_FUNCTION(0x0, "gpio_in"), diff --git a/drivers/pinctrl/sunxi/pinctrl-sun8i-a33.c b/drivers/pinctrl/sunxi/pinctrl-sun8i-a33.c index 8b381d69d..584cdedea 100644 --- a/drivers/pinctrl/sunxi/pinctrl-sun8i-a33.c +++ b/drivers/pinctrl/sunxi/pinctrl-sun8i-a33.c @@ -407,12 +407,12 @@ static const struct sunxi_desc_pin sun8i_a33_pins[] = { SUNXI_PIN(SUNXI_PINCTRL_PIN(G, 8), SUNXI_FUNCTION(0x0, "gpio_in"), SUNXI_FUNCTION(0x1, "gpio_out"), - SUNXI_FUNCTION(0x2, "uart2"), /* RTS */ + SUNXI_FUNCTION(0x2, "uart1"), /* RTS */ SUNXI_FUNCTION_IRQ_BANK(0x4, 1, 8)), /* PG_EINT8 */ SUNXI_PIN(SUNXI_PINCTRL_PIN(G, 9), SUNXI_FUNCTION(0x0, "gpio_in"), SUNXI_FUNCTION(0x1, "gpio_out"), - SUNXI_FUNCTION(0x2, "uart2"), /* CTS */ + SUNXI_FUNCTION(0x2, "uart1"), /* CTS */ SUNXI_FUNCTION_IRQ_BANK(0x4, 1, 9)), /* PG_EINT9 */ SUNXI_PIN(SUNXI_PINCTRL_PIN(G, 10), SUNXI_FUNCTION(0x0, "gpio_in"), diff --git a/drivers/rapidio/devices/tsi721.c b/drivers/rapidio/devices/tsi721.c index b5b455614..68d2bae00 100644 --- a/drivers/rapidio/devices/tsi721.c +++ b/drivers/rapidio/devices/tsi721.c @@ -1148,7 +1148,7 @@ static int tsi721_rio_map_inb_mem(struct rio_mport *mport, dma_addr_t lstart, } else if (ibw_start < (ib_win->rstart + ib_win->size) && (ibw_start + ibw_size) > ib_win->rstart) { /* Return error if address translation involved */ - if (direct && ib_win->xlat) { + if (!direct || ib_win->xlat) { ret = -EFAULT; break; } diff --git a/drivers/tty/serial/8250/8250_mid.c b/drivers/tty/serial/8250/8250_mid.c index 86379a79a..0f50a3f5e 100644 --- a/drivers/tty/serial/8250/8250_mid.c +++ b/drivers/tty/serial/8250/8250_mid.c @@ -154,6 +154,9 @@ static void mid8250_set_termios(struct uart_port *p, unsigned long w = BIT(24) - 1; unsigned long mul, div; + /* Gracefully handle the B0 case: fall back to B9600 */ + fuart = fuart ? fuart : 9600 * 16; + if (mid->board->freq < fuart) { /* Find prescaler value that satisfies Fuart < Fref */ if (mid->board->freq > baud) diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c index 8dd250fbd..e67a46301 100644 --- a/drivers/tty/serial/8250/8250_pci.c +++ b/drivers/tty/serial/8250/8250_pci.c @@ -1939,6 +1939,43 @@ pci_wch_ch38x_setup(struct serial_private *priv, #define PCI_DEVICE_ID_PERICOM_PI7C9X7954 0x7954 #define PCI_DEVICE_ID_PERICOM_PI7C9X7958 0x7958 +#define PCI_VENDOR_ID_ACCESIO 0x494f +#define PCI_DEVICE_ID_ACCESIO_PCIE_COM_2SDB 0x1051 +#define PCI_DEVICE_ID_ACCESIO_MPCIE_COM_2S 0x1053 +#define PCI_DEVICE_ID_ACCESIO_PCIE_COM_4SDB 0x105C +#define PCI_DEVICE_ID_ACCESIO_MPCIE_COM_4S 0x105E +#define PCI_DEVICE_ID_ACCESIO_PCIE_COM232_2DB 0x1091 +#define PCI_DEVICE_ID_ACCESIO_MPCIE_COM232_2 0x1093 +#define PCI_DEVICE_ID_ACCESIO_PCIE_COM232_4DB 0x1099 +#define PCI_DEVICE_ID_ACCESIO_MPCIE_COM232_4 0x109B +#define PCI_DEVICE_ID_ACCESIO_PCIE_COM_2SMDB 0x10D1 +#define PCI_DEVICE_ID_ACCESIO_MPCIE_COM_2SM 0x10D3 +#define PCI_DEVICE_ID_ACCESIO_PCIE_COM_4SMDB 0x10DA +#define PCI_DEVICE_ID_ACCESIO_MPCIE_COM_4SM 0x10DC +#define PCI_DEVICE_ID_ACCESIO_MPCIE_ICM485_1 0x1108 +#define PCI_DEVICE_ID_ACCESIO_MPCIE_ICM422_2 0x1110 +#define PCI_DEVICE_ID_ACCESIO_MPCIE_ICM485_2 0x1111 +#define PCI_DEVICE_ID_ACCESIO_MPCIE_ICM422_4 0x1118 +#define PCI_DEVICE_ID_ACCESIO_MPCIE_ICM485_4 0x1119 +#define PCI_DEVICE_ID_ACCESIO_PCIE_ICM_2S 0x1152 +#define PCI_DEVICE_ID_ACCESIO_PCIE_ICM_4S 0x115A +#define PCI_DEVICE_ID_ACCESIO_PCIE_ICM232_2 0x1190 +#define PCI_DEVICE_ID_ACCESIO_MPCIE_ICM232_2 0x1191 +#define PCI_DEVICE_ID_ACCESIO_PCIE_ICM232_4 0x1198 +#define PCI_DEVICE_ID_ACCESIO_MPCIE_ICM232_4 0x1199 +#define PCI_DEVICE_ID_ACCESIO_PCIE_ICM_2SM 0x11D0 +#define PCI_DEVICE_ID_ACCESIO_PCIE_COM422_4 0x105A +#define PCI_DEVICE_ID_ACCESIO_PCIE_COM485_4 0x105B +#define PCI_DEVICE_ID_ACCESIO_PCIE_COM422_8 0x106A +#define PCI_DEVICE_ID_ACCESIO_PCIE_COM485_8 0x106B +#define PCI_DEVICE_ID_ACCESIO_PCIE_COM232_4 0x1098 +#define PCI_DEVICE_ID_ACCESIO_PCIE_COM232_8 0x10A9 +#define PCI_DEVICE_ID_ACCESIO_PCIE_COM_4SM 0x10D9 +#define PCI_DEVICE_ID_ACCESIO_PCIE_COM_8SM 0x10E9 +#define PCI_DEVICE_ID_ACCESIO_PCIE_ICM_4SM 0x11D8 + + + /* Unknown vendors/cards - this should not be in linux/pci_ids.h */ #define PCI_SUBDEVICE_ID_UNKNOWN_0x1584 0x1584 #define PCI_SUBDEVICE_ID_UNKNOWN_0x1588 0x1588 @@ -5092,6 +5129,108 @@ static struct pci_device_id serial_pci_tbl[] = { PCI_ANY_ID, PCI_ANY_ID, 0, 0, pbn_pericom_PI7C9X7958 }, + /* + * ACCES I/O Products quad + */ + { PCI_VENDOR_ID_ACCESIO, PCI_DEVICE_ID_ACCESIO_PCIE_COM_2SDB, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_pericom_PI7C9X7954 }, + { PCI_VENDOR_ID_ACCESIO, PCI_DEVICE_ID_ACCESIO_MPCIE_COM_2S, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_pericom_PI7C9X7954 }, + { PCI_VENDOR_ID_ACCESIO, PCI_DEVICE_ID_ACCESIO_PCIE_COM_4SDB, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_pericom_PI7C9X7954 }, + { PCI_VENDOR_ID_ACCESIO, PCI_DEVICE_ID_ACCESIO_MPCIE_COM_4S, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_pericom_PI7C9X7954 }, + { PCI_VENDOR_ID_ACCESIO, PCI_DEVICE_ID_ACCESIO_PCIE_COM232_2DB, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_pericom_PI7C9X7954 }, + { PCI_VENDOR_ID_ACCESIO, PCI_DEVICE_ID_ACCESIO_MPCIE_COM232_2, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_pericom_PI7C9X7954 }, + { PCI_VENDOR_ID_ACCESIO, PCI_DEVICE_ID_ACCESIO_PCIE_COM232_4DB, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_pericom_PI7C9X7954 }, + { PCI_VENDOR_ID_ACCESIO, PCI_DEVICE_ID_ACCESIO_MPCIE_COM232_4, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_pericom_PI7C9X7954 }, + { PCI_VENDOR_ID_ACCESIO, PCI_DEVICE_ID_ACCESIO_PCIE_COM_2SMDB, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_pericom_PI7C9X7954 }, + { PCI_VENDOR_ID_ACCESIO, PCI_DEVICE_ID_ACCESIO_MPCIE_COM_2SM, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_pericom_PI7C9X7954 }, + { PCI_VENDOR_ID_ACCESIO, PCI_DEVICE_ID_ACCESIO_PCIE_COM_4SMDB, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_pericom_PI7C9X7954 }, + { PCI_VENDOR_ID_ACCESIO, PCI_DEVICE_ID_ACCESIO_MPCIE_COM_4SM, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_pericom_PI7C9X7954 }, + { PCI_VENDOR_ID_ACCESIO, PCI_DEVICE_ID_ACCESIO_MPCIE_ICM485_1, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_pericom_PI7C9X7954 }, + { PCI_VENDOR_ID_ACCESIO, PCI_DEVICE_ID_ACCESIO_MPCIE_ICM422_2, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_pericom_PI7C9X7954 }, + { PCI_VENDOR_ID_ACCESIO, PCI_DEVICE_ID_ACCESIO_MPCIE_ICM485_2, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_pericom_PI7C9X7954 }, + { PCI_VENDOR_ID_ACCESIO, PCI_DEVICE_ID_ACCESIO_MPCIE_ICM422_4, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_pericom_PI7C9X7954 }, + { PCI_VENDOR_ID_ACCESIO, PCI_DEVICE_ID_ACCESIO_MPCIE_ICM485_4, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_pericom_PI7C9X7954 }, + { PCI_VENDOR_ID_ACCESIO, PCI_DEVICE_ID_ACCESIO_PCIE_ICM_2S, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_pericom_PI7C9X7954 }, + { PCI_VENDOR_ID_ACCESIO, PCI_DEVICE_ID_ACCESIO_PCIE_ICM_4S, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_pericom_PI7C9X7954 }, + { PCI_VENDOR_ID_ACCESIO, PCI_DEVICE_ID_ACCESIO_PCIE_ICM232_2, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_pericom_PI7C9X7954 }, + { PCI_VENDOR_ID_ACCESIO, PCI_DEVICE_ID_ACCESIO_MPCIE_ICM232_2, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_pericom_PI7C9X7954 }, + { PCI_VENDOR_ID_ACCESIO, PCI_DEVICE_ID_ACCESIO_PCIE_ICM232_4, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_pericom_PI7C9X7954 }, + { PCI_VENDOR_ID_ACCESIO, PCI_DEVICE_ID_ACCESIO_MPCIE_ICM232_4, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_pericom_PI7C9X7954 }, + { PCI_VENDOR_ID_ACCESIO, PCI_DEVICE_ID_ACCESIO_PCIE_ICM_2SM, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_pericom_PI7C9X7954 }, + { PCI_VENDOR_ID_ACCESIO, PCI_DEVICE_ID_ACCESIO_PCIE_COM422_4, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_pericom_PI7C9X7958 }, + { PCI_VENDOR_ID_ACCESIO, PCI_DEVICE_ID_ACCESIO_PCIE_COM485_4, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_pericom_PI7C9X7958 }, + { PCI_VENDOR_ID_ACCESIO, PCI_DEVICE_ID_ACCESIO_PCIE_COM422_8, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_pericom_PI7C9X7958 }, + { PCI_VENDOR_ID_ACCESIO, PCI_DEVICE_ID_ACCESIO_PCIE_COM485_8, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_pericom_PI7C9X7958 }, + { PCI_VENDOR_ID_ACCESIO, PCI_DEVICE_ID_ACCESIO_PCIE_COM232_4, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_pericom_PI7C9X7958 }, + { PCI_VENDOR_ID_ACCESIO, PCI_DEVICE_ID_ACCESIO_PCIE_COM232_8, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_pericom_PI7C9X7958 }, + { PCI_VENDOR_ID_ACCESIO, PCI_DEVICE_ID_ACCESIO_PCIE_COM_4SM, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_pericom_PI7C9X7958 }, + { PCI_VENDOR_ID_ACCESIO, PCI_DEVICE_ID_ACCESIO_PCIE_COM_8SM, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_pericom_PI7C9X7958 }, + { PCI_VENDOR_ID_ACCESIO, PCI_DEVICE_ID_ACCESIO_PCIE_ICM_4SM, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_pericom_PI7C9X7958 }, /* * Topic TP560 Data/Fax/Voice 56k modem (reported by Evan Clarke) */ diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea/udc.c index dfec5a176..b93356834 100644 --- a/drivers/usb/chipidea/udc.c +++ b/drivers/usb/chipidea/udc.c @@ -949,6 +949,15 @@ static int isr_setup_status_phase(struct ci_hdrc *ci) int retval; struct ci_hw_ep *hwep; + /* + * Unexpected USB controller behavior, caused by bad signal integrity + * or ground reference problems, can lead to isr_setup_status_phase + * being called with ci->status equal to NULL. + * If this situation occurs, you should review your USB hardware design. + */ + if (WARN_ON_ONCE(!ci->status)) + return -EPIPE; + hwep = (ci->ep0_dir == TX) ? ci->ep0out : ci->ep0in; ci->status->context = ci; ci->status->complete = isr_setup_status_complete; diff --git a/drivers/usb/core/config.c b/drivers/usb/core/config.c index 15ce4ab11..a2d90aca7 100644 --- a/drivers/usb/core/config.c +++ b/drivers/usb/core/config.c @@ -240,8 +240,10 @@ static int usb_parse_endpoint(struct device *ddev, int cfgno, int inum, memcpy(&endpoint->desc, d, n); INIT_LIST_HEAD(&endpoint->urb_list); - /* Fix up bInterval values outside the legal range. Use 32 ms if no - * proper value can be guessed. */ + /* + * Fix up bInterval values outside the legal range. + * Use 10 or 8 ms if no proper value can be guessed. + */ i = 0; /* i = min, j = max, n = default */ j = 255; if (usb_endpoint_xfer_int(d)) { @@ -250,13 +252,15 @@ static int usb_parse_endpoint(struct device *ddev, int cfgno, int inum, case USB_SPEED_SUPER_PLUS: case USB_SPEED_SUPER: case USB_SPEED_HIGH: - /* Many device manufacturers are using full-speed + /* + * Many device manufacturers are using full-speed * bInterval values in high-speed interrupt endpoint - * descriptors. Try to fix those and fall back to a - * 32 ms default value otherwise. */ + * descriptors. Try to fix those and fall back to an + * 8-ms default value otherwise. + */ n = fls(d->bInterval*8); if (n == 0) - n = 9; /* 32 ms = 2^(9-1) uframes */ + n = 7; /* 8 ms = 2^(7-1) uframes */ j = 16; /* @@ -271,10 +275,12 @@ static int usb_parse_endpoint(struct device *ddev, int cfgno, int inum, } break; default: /* USB_SPEED_FULL or _LOW */ - /* For low-speed, 10 ms is the official minimum. + /* + * For low-speed, 10 ms is the official minimum. * But some "overclocked" devices might want faster - * polling so we'll allow it. */ - n = 32; + * polling so we'll allow it. + */ + n = 10; break; } } else if (usb_endpoint_xfer_isoc(d)) { @@ -282,10 +288,10 @@ static int usb_parse_endpoint(struct device *ddev, int cfgno, int inum, j = 16; switch (to_usb_device(ddev)->speed) { case USB_SPEED_HIGH: - n = 9; /* 32 ms = 2^(9-1) uframes */ + n = 7; /* 8 ms = 2^(7-1) uframes */ break; default: /* USB_SPEED_FULL */ - n = 6; /* 32 ms = 2^(6-1) frames */ + n = 4; /* 8 ms = 2^(4-1) frames */ break; } } diff --git a/drivers/usb/gadget/udc/renesas_usb3.c b/drivers/usb/gadget/udc/renesas_usb3.c index 93a3bec81..fb8fc3482 100644 --- a/drivers/usb/gadget/udc/renesas_usb3.c +++ b/drivers/usb/gadget/udc/renesas_usb3.c @@ -106,6 +106,7 @@ /* DRD_CON */ #define DRD_CON_PERI_CON BIT(24) +#define DRD_CON_VBOUT BIT(0) /* USB_INT_ENA_1 and USB_INT_STA_1 */ #define USB_INT_1_B3_PLLWKUP BIT(31) @@ -363,6 +364,7 @@ static void usb3_init_epc_registers(struct renesas_usb3 *usb3) { /* FIXME: How to change host / peripheral mode as well? */ usb3_set_bit(usb3, DRD_CON_PERI_CON, USB3_DRD_CON); + usb3_clear_bit(usb3, DRD_CON_VBOUT, USB3_DRD_CON); usb3_write(usb3, ~0, USB3_USB_INT_STA_1); usb3_enable_irq_1(usb3, USB_INT_1_VBUS_CNG); diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index bc17bcf57..e262cccbc 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -840,6 +840,10 @@ void xhci_stop_endpoint_command_watchdog(unsigned long arg) spin_lock_irqsave(&xhci->lock, flags); ep->stop_cmds_pending--; + if (xhci->xhc_state & XHCI_STATE_REMOVING) { + spin_unlock_irqrestore(&xhci->lock, flags); + return; + } if (xhci->xhc_state & XHCI_STATE_DYING) { xhci_dbg_trace(xhci, trace_xhci_dbg_cancel_urb, "Stop EP timer ran, but another timer marked " @@ -893,7 +897,7 @@ void xhci_stop_endpoint_command_watchdog(unsigned long arg) spin_unlock_irqrestore(&xhci->lock, flags); xhci_dbg_trace(xhci, trace_xhci_dbg_cancel_urb, "Calling usb_hc_died()"); - usb_hc_died(xhci_to_hcd(xhci)->primary_hcd); + usb_hc_died(xhci_to_hcd(xhci)); xhci_dbg_trace(xhci, trace_xhci_dbg_cancel_urb, "xHCI host controller is dead."); } diff --git a/drivers/usb/renesas_usbhs/mod.c b/drivers/usb/renesas_usbhs/mod.c index d4be5d594..28965ef4f 100644 --- a/drivers/usb/renesas_usbhs/mod.c +++ b/drivers/usb/renesas_usbhs/mod.c @@ -282,9 +282,16 @@ static irqreturn_t usbhs_interrupt(int irq, void *data) if (usbhs_mod_is_host(priv)) usbhs_write(priv, INTSTS1, ~irq_state.intsts1 & INTSTS1_MAGIC); - usbhs_write(priv, BRDYSTS, ~irq_state.brdysts); + /* + * The driver should not clear the xxxSTS after the line of + * "call irq callback functions" because each "if" statement is + * possible to call the callback function for avoiding any side effects. + */ + if (irq_state.intsts0 & BRDY) + usbhs_write(priv, BRDYSTS, ~irq_state.brdysts); usbhs_write(priv, NRDYSTS, ~irq_state.nrdysts); - usbhs_write(priv, BEMPSTS, ~irq_state.bempsts); + if (irq_state.intsts0 & BEMP) + usbhs_write(priv, BEMPSTS, ~irq_state.bempsts); /* * call irq callback functions diff --git a/drivers/usb/serial/usb-serial-simple.c b/drivers/usb/serial/usb-serial-simple.c index a204782ae..e98b6e57b 100644 --- a/drivers/usb/serial/usb-serial-simple.c +++ b/drivers/usb/serial/usb-serial-simple.c @@ -54,7 +54,8 @@ DEVICE(funsoft, FUNSOFT_IDS); /* Infineon Flashloader driver */ #define FLASHLOADER_IDS() \ { USB_DEVICE_INTERFACE_CLASS(0x058b, 0x0041, USB_CLASS_CDC_DATA) }, \ - { USB_DEVICE(0x8087, 0x0716) } + { USB_DEVICE(0x8087, 0x0716) }, \ + { USB_DEVICE(0x8087, 0x0801) } DEVICE(flashloader, FLASHLOADER_IDS); /* Google Serial USB SubClass */ -- cgit v1.2.3