diff options
Diffstat (limited to 'drivers')
167 files changed, 1450 insertions, 668 deletions
diff --git a/drivers/android/binder.c b/drivers/android/binder.c index d055b3f2a207..ab34239a76ee 100644 --- a/drivers/android/binder.c +++ b/drivers/android/binder.c @@ -2217,7 +2217,7 @@ static void binder_transaction_buffer_release(struct binder_proc *proc, debug_id, (u64)fda->num_fds); continue; } - fd_array = (u32 *)(parent_buffer + fda->parent_offset); + fd_array = (u32 *)(parent_buffer + (uintptr_t)fda->parent_offset); for (fd_index = 0; fd_index < fda->num_fds; fd_index++) task_close_fd(proc, fd_array[fd_index]); } break; @@ -2326,7 +2326,6 @@ static int binder_translate_handle(struct flat_binder_object *fp, (u64)node->ptr); binder_node_unlock(node); } else { - int ret; struct binder_ref_data dest_rdata; binder_node_unlock(node); @@ -2442,7 +2441,7 @@ static int binder_translate_fd_array(struct binder_fd_array_object *fda, */ parent_buffer = parent->buffer - binder_alloc_get_user_buffer_offset(&target_proc->alloc); - fd_array = (u32 *)(parent_buffer + fda->parent_offset); + fd_array = (u32 *)(parent_buffer + (uintptr_t)fda->parent_offset); if (!IS_ALIGNED((unsigned long)fd_array, sizeof(u32))) { binder_user_error("%d:%d parent offset not aligned correctly.\n", proc->pid, thread->pid); @@ -2508,7 +2507,7 @@ static int binder_fixup_parent(struct binder_transaction *t, proc->pid, thread->pid); return -EINVAL; } - parent_buffer = (u8 *)(parent->buffer - + parent_buffer = (u8 *)((uintptr_t)parent->buffer - binder_alloc_get_user_buffer_offset( &target_proc->alloc)); *(binder_uintptr_t *)(parent_buffer + bp->parent_offset) = bp->buffer; @@ -3083,6 +3082,7 @@ static void binder_transaction(struct binder_proc *proc, err_dead_proc_or_thread: return_error = BR_DEAD_REPLY; return_error_line = __LINE__; + binder_dequeue_work(proc, tcomplete); err_translate_failed: err_bad_object_type: err_bad_offset: diff --git a/drivers/android/binder_alloc.c b/drivers/android/binder_alloc.c index 8fe165844e47..064f5e31ec55 100644 --- a/drivers/android/binder_alloc.c +++ b/drivers/android/binder_alloc.c @@ -913,6 +913,7 @@ enum lru_status binder_alloc_free_page(struct list_head *item, struct binder_alloc *alloc; uintptr_t page_addr; size_t index; + struct vm_area_struct *vma; alloc = page->alloc; if (!mutex_trylock(&alloc->mutex)) @@ -923,16 +924,22 @@ enum lru_status binder_alloc_free_page(struct list_head *item, index = page - alloc->pages; page_addr = (uintptr_t)alloc->buffer + index * PAGE_SIZE; - if (alloc->vma) { + vma = alloc->vma; + if (vma) { mm = get_task_mm(alloc->tsk); if (!mm) goto err_get_task_mm_failed; if (!down_write_trylock(&mm->mmap_sem)) goto err_down_write_mmap_sem_failed; + } + + list_lru_isolate(lru, item); + spin_unlock(lock); + if (vma) { trace_binder_unmap_user_start(alloc, index); - zap_page_range(alloc->vma, + zap_page_range(vma, page_addr + alloc->user_buffer_offset, PAGE_SIZE); @@ -950,13 +957,12 @@ enum lru_status binder_alloc_free_page(struct list_head *item, trace_binder_unmap_kernel_end(alloc, index); - list_lru_isolate(lru, item); - + spin_lock(lock); mutex_unlock(&alloc->mutex); - return LRU_REMOVED; + return LRU_REMOVED_RETRY; err_down_write_mmap_sem_failed: - mmput(mm); + mmput_async(mm); err_get_task_mm_failed: err_page_already_freed: mutex_unlock(&alloc->mutex); diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index cb9b0e9090e3..9f78bb03bb76 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -621,8 +621,11 @@ static void ahci_pci_save_initial_config(struct pci_dev *pdev, static int ahci_pci_reset_controller(struct ata_host *host) { struct pci_dev *pdev = to_pci_dev(host->dev); + int rc; - ahci_reset_controller(host); + rc = ahci_reset_controller(host); + if (rc) + return rc; if (pdev->vendor == PCI_VENDOR_ID_INTEL) { struct ahci_host_priv *hpriv = host->private_data; diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c index 8401c3b5be92..b702c20fbc2b 100644 --- a/drivers/ata/ata_piix.c +++ b/drivers/ata/ata_piix.c @@ -492,6 +492,7 @@ static const struct ich_laptop ich_laptop[] = { { 0x27DF, 0x152D, 0x0778 }, /* ICH7 on unknown Intel */ { 0x24CA, 0x1025, 0x0061 }, /* ICH4 on ACER Aspire 2023WLMi */ { 0x24CA, 0x1025, 0x003d }, /* ICH4 on ACER TM290 */ + { 0x24CA, 0x10CF, 0x11AB }, /* ICH4M on Fujitsu-Siemens Lifebook S6120 */ { 0x266F, 0x1025, 0x0066 }, /* ICH6 on ACER Aspire 1694WLMi */ { 0x2653, 0x1043, 0x82D8 }, /* ICH6M on Asus Eee 701 */ { 0x27df, 0x104d, 0x900e }, /* ICH7 on Sony TZ-90 */ diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index 1945a8ea2099..ee4c1ec9dca0 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -3234,19 +3234,19 @@ static const struct ata_timing ata_timing[] = { }; #define ENOUGH(v, unit) (((v)-1)/(unit)+1) -#define EZ(v, unit) ((v)?ENOUGH(v, unit):0) +#define EZ(v, unit) ((v)?ENOUGH(((v) * 1000), unit):0) static void ata_timing_quantize(const struct ata_timing *t, struct ata_timing *q, int T, int UT) { - q->setup = EZ(t->setup * 1000, T); - q->act8b = EZ(t->act8b * 1000, T); - q->rec8b = EZ(t->rec8b * 1000, T); - q->cyc8b = EZ(t->cyc8b * 1000, T); - q->active = EZ(t->active * 1000, T); - q->recover = EZ(t->recover * 1000, T); - q->dmack_hold = EZ(t->dmack_hold * 1000, T); - q->cycle = EZ(t->cycle * 1000, T); - q->udma = EZ(t->udma * 1000, UT); + q->setup = EZ(t->setup, T); + q->act8b = EZ(t->act8b, T); + q->rec8b = EZ(t->rec8b, T); + q->cyc8b = EZ(t->cyc8b, T); + q->active = EZ(t->active, T); + q->recover = EZ(t->recover, T); + q->dmack_hold = EZ(t->dmack_hold, T); + q->cycle = EZ(t->cycle, T); + q->udma = EZ(t->udma, UT); } void ata_timing_merge(const struct ata_timing *a, const struct ata_timing *b, diff --git a/drivers/auxdisplay/charlcd.c b/drivers/auxdisplay/charlcd.c index cfeb049a01ef..642afd88870b 100644 --- a/drivers/auxdisplay/charlcd.c +++ b/drivers/auxdisplay/charlcd.c @@ -647,18 +647,25 @@ static ssize_t charlcd_write(struct file *file, const char __user *buf, static int charlcd_open(struct inode *inode, struct file *file) { struct charlcd_priv *priv = to_priv(the_charlcd); + int ret; + ret = -EBUSY; if (!atomic_dec_and_test(&charlcd_available)) - return -EBUSY; /* open only once at a time */ + goto fail; /* open only once at a time */ + ret = -EPERM; if (file->f_mode & FMODE_READ) /* device is write-only */ - return -EPERM; + goto fail; if (priv->must_clear) { charlcd_clear_display(&priv->lcd); priv->must_clear = false; } return nonseekable_open(inode, file); + + fail: + atomic_inc(&charlcd_available); + return ret; } static int charlcd_release(struct inode *inode, struct file *file) diff --git a/drivers/auxdisplay/panel.c b/drivers/auxdisplay/panel.c index df126dcdaf18..6911acd896d9 100644 --- a/drivers/auxdisplay/panel.c +++ b/drivers/auxdisplay/panel.c @@ -1105,14 +1105,21 @@ static ssize_t keypad_read(struct file *file, static int keypad_open(struct inode *inode, struct file *file) { + int ret; + + ret = -EBUSY; if (!atomic_dec_and_test(&keypad_available)) - return -EBUSY; /* open only once at a time */ + goto fail; /* open only once at a time */ + ret = -EPERM; if (file->f_mode & FMODE_WRITE) /* device is read-only */ - return -EPERM; + goto fail; keypad_buflen = 0; /* flush the buffer on opening */ return 0; + fail: + atomic_inc(&keypad_available); + return ret; } static int keypad_release(struct inode *inode, struct file *file) diff --git a/drivers/base/arch_topology.c b/drivers/base/arch_topology.c index 41be9ff7d70a..6df7d6676a48 100644 --- a/drivers/base/arch_topology.c +++ b/drivers/base/arch_topology.c @@ -166,11 +166,11 @@ bool __init topology_parse_cpu_capacity(struct device_node *cpu_node, int cpu) } #ifdef CONFIG_CPU_FREQ -static cpumask_var_t cpus_to_visit; -static void parsing_done_workfn(struct work_struct *work); -static DECLARE_WORK(parsing_done_work, parsing_done_workfn); +static cpumask_var_t cpus_to_visit __initdata; +static void __init parsing_done_workfn(struct work_struct *work); +static __initdata DECLARE_WORK(parsing_done_work, parsing_done_workfn); -static int +static int __init init_cpu_capacity_callback(struct notifier_block *nb, unsigned long val, void *data) @@ -206,7 +206,7 @@ init_cpu_capacity_callback(struct notifier_block *nb, return 0; } -static struct notifier_block init_cpu_capacity_notifier = { +static struct notifier_block init_cpu_capacity_notifier __initdata = { .notifier_call = init_cpu_capacity_callback, }; @@ -232,7 +232,7 @@ static int __init register_cpufreq_notifier(void) } core_initcall(register_cpufreq_notifier); -static void parsing_done_workfn(struct work_struct *work) +static void __init parsing_done_workfn(struct work_struct *work) { cpufreq_unregister_notifier(&init_cpu_capacity_notifier, CPUFREQ_POLICY_NOTIFIER); diff --git a/drivers/base/platform.c b/drivers/base/platform.c index d1bd99271066..9045c5f3734e 100644 --- a/drivers/base/platform.c +++ b/drivers/base/platform.c @@ -868,7 +868,8 @@ static ssize_t driver_override_store(struct device *dev, struct platform_device *pdev = to_platform_device(dev); char *driver_override, *old, *cp; - if (count > PATH_MAX) + /* We need to keep extra room for a newline */ + if (count >= (PAGE_SIZE - 1)) return -EINVAL; driver_override = kstrndup(buf, count, GFP_KERNEL); diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c index 2981c27d3aae..f149d3e61234 100644 --- a/drivers/block/zram/zram_drv.c +++ b/drivers/block/zram/zram_drv.c @@ -766,27 +766,6 @@ static void zram_slot_unlock(struct zram *zram, u32 index) bit_spin_unlock(ZRAM_ACCESS, &zram->table[index].value); } -static bool zram_same_page_read(struct zram *zram, u32 index, - struct page *page, - unsigned int offset, unsigned int len) -{ - zram_slot_lock(zram, index); - if (unlikely(!zram_get_handle(zram, index) || - zram_test_flag(zram, index, ZRAM_SAME))) { - void *mem; - - zram_slot_unlock(zram, index); - mem = kmap_atomic(page); - zram_fill_page(mem + offset, len, - zram_get_element(zram, index)); - kunmap_atomic(mem); - return true; - } - zram_slot_unlock(zram, index); - - return false; -} - static void zram_meta_free(struct zram *zram, u64 disksize) { size_t num_pages = disksize >> PAGE_SHIFT; @@ -884,11 +863,20 @@ static int __zram_bvec_read(struct zram *zram, struct page *page, u32 index, zram_slot_unlock(zram, index); } - if (zram_same_page_read(zram, index, page, 0, PAGE_SIZE)) - return 0; - zram_slot_lock(zram, index); handle = zram_get_handle(zram, index); + if (!handle || zram_test_flag(zram, index, ZRAM_SAME)) { + unsigned long value; + void *mem; + + value = handle ? zram_get_element(zram, index) : 0; + mem = kmap_atomic(page); + zram_fill_page(mem, PAGE_SIZE, value); + kunmap_atomic(mem); + zram_slot_unlock(zram, index); + return 0; + } + size = zram_get_obj_size(zram, index); src = zs_map_object(zram->mem_pool, handle, ZS_MM_RO); diff --git a/drivers/fpga/altera-cvp.c b/drivers/fpga/altera-cvp.c index 08629ee69d11..00e73d28077c 100644 --- a/drivers/fpga/altera-cvp.c +++ b/drivers/fpga/altera-cvp.c @@ -361,12 +361,12 @@ static const struct fpga_manager_ops altera_cvp_ops = { .write_complete = altera_cvp_write_complete, }; -static ssize_t show_chkcfg(struct device_driver *dev, char *buf) +static ssize_t chkcfg_show(struct device_driver *dev, char *buf) { return snprintf(buf, 3, "%d\n", altera_cvp_chkcfg); } -static ssize_t store_chkcfg(struct device_driver *drv, const char *buf, +static ssize_t chkcfg_store(struct device_driver *drv, const char *buf, size_t count) { int ret; @@ -378,7 +378,7 @@ static ssize_t store_chkcfg(struct device_driver *drv, const char *buf, return count; } -static DRIVER_ATTR(chkcfg, 0600, show_chkcfg, store_chkcfg); +static DRIVER_ATTR_RW(chkcfg); static int altera_cvp_probe(struct pci_dev *pdev, const struct pci_device_id *dev_id); diff --git a/drivers/gpu/drm/i915/intel_audio.c b/drivers/gpu/drm/i915/intel_audio.c index d805b6e6fe71..27743be5b768 100644 --- a/drivers/gpu/drm/i915/intel_audio.c +++ b/drivers/gpu/drm/i915/intel_audio.c @@ -606,11 +606,6 @@ void intel_audio_codec_enable(struct intel_encoder *intel_encoder, connector->encoder->base.id, connector->encoder->name); - /* ELD Conn_Type */ - connector->eld[5] &= ~(3 << 2); - if (intel_crtc_has_dp_encoder(crtc_state)) - connector->eld[5] |= (1 << 2); - connector->eld[6] = drm_av_sync_delay(connector, adjusted_mode) / 2; if (dev_priv->display.audio_codec_enable) diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c index 183e87e8ea31..00c6aee0a9a1 100644 --- a/drivers/gpu/drm/i915/intel_bios.c +++ b/drivers/gpu/drm/i915/intel_bios.c @@ -1163,6 +1163,13 @@ static void parse_ddi_port(struct drm_i915_private *dev_priv, enum port port, is_hdmi = is_dvi && (child->common.device_type & DEVICE_TYPE_NOT_HDMI_OUTPUT) == 0; is_edp = is_dp && (child->common.device_type & DEVICE_TYPE_INTERNAL_CONNECTOR); + if (port == PORT_A && is_dvi) { + DRM_DEBUG_KMS("VBT claims port A supports DVI%s, ignoring\n", + is_hdmi ? "/HDMI" : ""); + is_dvi = false; + is_hdmi = false; + } + info->supports_dvi = is_dvi; info->supports_hdmi = is_hdmi; info->supports_dp = is_dp; diff --git a/drivers/gpu/drm/i915/intel_csr.c b/drivers/gpu/drm/i915/intel_csr.c index 965988f79a55..92c1f8e166dc 100644 --- a/drivers/gpu/drm/i915/intel_csr.c +++ b/drivers/gpu/drm/i915/intel_csr.c @@ -216,7 +216,7 @@ static void gen9_set_dc_state_debugmask(struct drm_i915_private *dev_priv) mask = DC_STATE_DEBUG_MASK_MEMORY_UP; - if (IS_BROXTON(dev_priv)) + if (IS_GEN9_LP(dev_priv)) mask |= DC_STATE_DEBUG_MASK_CORES; /* The below bit doesn't need to be cleared ever afterwards */ diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c index 4b4fd1f8110b..476681d5940c 100644 --- a/drivers/gpu/drm/i915/intel_ddi.c +++ b/drivers/gpu/drm/i915/intel_ddi.c @@ -1655,7 +1655,8 @@ bool intel_ddi_get_hw_state(struct intel_encoder *encoder, out: if (ret && IS_GEN9_LP(dev_priv)) { tmp = I915_READ(BXT_PHY_CTL(port)); - if ((tmp & (BXT_PHY_LANE_POWERDOWN_ACK | + if ((tmp & (BXT_PHY_CMNLANE_POWERDOWN_ACK | + BXT_PHY_LANE_POWERDOWN_ACK | BXT_PHY_LANE_ENABLED)) != BXT_PHY_LANE_ENABLED) DRM_ERROR("Port %c enabled but PHY powered down? " "(PHY_CTL %08x)\n", port_name(port), tmp); diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 00cd17c76fdc..64f7b51ed97c 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -12359,7 +12359,6 @@ static void intel_atomic_commit_tail(struct drm_atomic_state *state) struct drm_crtc_state *old_crtc_state, *new_crtc_state; struct drm_crtc *crtc; struct intel_crtc_state *intel_cstate; - bool hw_check = intel_state->modeset; u64 put_domains[I915_MAX_PIPES] = {}; unsigned crtc_vblank_mask = 0; int i; @@ -12376,7 +12375,6 @@ static void intel_atomic_commit_tail(struct drm_atomic_state *state) if (needs_modeset(new_crtc_state) || to_intel_crtc_state(new_crtc_state)->update_pipe) { - hw_check = true; put_domains[to_intel_crtc(crtc)->pipe] = modeset_get_crtc_power_domains(crtc, diff --git a/drivers/gpu/drm/i915/intel_dpio_phy.c b/drivers/gpu/drm/i915/intel_dpio_phy.c index 09b670929786..de38d014ed39 100644 --- a/drivers/gpu/drm/i915/intel_dpio_phy.c +++ b/drivers/gpu/drm/i915/intel_dpio_phy.c @@ -208,12 +208,6 @@ static const struct bxt_ddi_phy_info glk_ddi_phy_info[] = { }, }; -static u32 bxt_phy_port_mask(const struct bxt_ddi_phy_info *phy_info) -{ - return (phy_info->dual_channel * BIT(phy_info->channel[DPIO_CH1].port)) | - BIT(phy_info->channel[DPIO_CH0].port); -} - static const struct bxt_ddi_phy_info * bxt_get_phy_list(struct drm_i915_private *dev_priv, int *count) { @@ -313,7 +307,6 @@ bool bxt_ddi_phy_is_enabled(struct drm_i915_private *dev_priv, enum dpio_phy phy) { const struct bxt_ddi_phy_info *phy_info; - enum port port; phy_info = bxt_get_phy_info(dev_priv, phy); @@ -335,19 +328,6 @@ bool bxt_ddi_phy_is_enabled(struct drm_i915_private *dev_priv, return false; } - for_each_port_masked(port, bxt_phy_port_mask(phy_info)) { - u32 tmp = I915_READ(BXT_PHY_CTL(port)); - - if (tmp & BXT_PHY_CMNLANE_POWERDOWN_ACK) { - DRM_DEBUG_DRIVER("DDI PHY %d powered, but common lane " - "for port %c powered down " - "(PHY_CTL %08x)\n", - phy, port_name(port), tmp); - - return false; - } - } - return true; } diff --git a/drivers/gpu/drm/i915/intel_modes.c b/drivers/gpu/drm/i915/intel_modes.c index 951e834dd274..28a778b785ac 100644 --- a/drivers/gpu/drm/i915/intel_modes.c +++ b/drivers/gpu/drm/i915/intel_modes.c @@ -30,6 +30,21 @@ #include "intel_drv.h" #include "i915_drv.h" +static void intel_connector_update_eld_conn_type(struct drm_connector *connector) +{ + u8 conn_type; + + if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort || + connector->connector_type == DRM_MODE_CONNECTOR_eDP) { + conn_type = DRM_ELD_CONN_TYPE_DP; + } else { + conn_type = DRM_ELD_CONN_TYPE_HDMI; + } + + connector->eld[DRM_ELD_SAD_COUNT_CONN_TYPE] &= ~DRM_ELD_CONN_TYPE_MASK; + connector->eld[DRM_ELD_SAD_COUNT_CONN_TYPE] |= conn_type; +} + /** * intel_connector_update_modes - update connector from edid * @connector: DRM connector device to use @@ -44,6 +59,8 @@ int intel_connector_update_modes(struct drm_connector *connector, ret = drm_add_edid_modes(connector, edid); drm_edid_to_eld(connector, edid); + intel_connector_update_eld_conn_type(connector); + return ret; } diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c index b66d8e136aa3..b3a087cb0860 100644 --- a/drivers/gpu/drm/i915/intel_runtime_pm.c +++ b/drivers/gpu/drm/i915/intel_runtime_pm.c @@ -2782,6 +2782,9 @@ static void cnl_display_core_init(struct drm_i915_private *dev_priv, bool resume /* 6. Enable DBUF */ gen9_dbuf_enable(dev_priv); + + if (resume && dev_priv->csr.dmc_payload) + intel_csr_load_program(dev_priv); } #undef CNL_PROCMON_IDX diff --git a/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c b/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c index 9ea6cd5a1370..3cf1a6932fac 100644 --- a/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c +++ b/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c @@ -302,26 +302,29 @@ static int sun4i_hdmi_bind(struct device *dev, struct device *master, hdmi->mod_clk = devm_clk_get(dev, "mod"); if (IS_ERR(hdmi->mod_clk)) { dev_err(dev, "Couldn't get the HDMI mod clock\n"); - return PTR_ERR(hdmi->mod_clk); + ret = PTR_ERR(hdmi->mod_clk); + goto err_disable_bus_clk; } clk_prepare_enable(hdmi->mod_clk); hdmi->pll0_clk = devm_clk_get(dev, "pll-0"); if (IS_ERR(hdmi->pll0_clk)) { dev_err(dev, "Couldn't get the HDMI PLL 0 clock\n"); - return PTR_ERR(hdmi->pll0_clk); + ret = PTR_ERR(hdmi->pll0_clk); + goto err_disable_mod_clk; } hdmi->pll1_clk = devm_clk_get(dev, "pll-1"); if (IS_ERR(hdmi->pll1_clk)) { dev_err(dev, "Couldn't get the HDMI PLL 1 clock\n"); - return PTR_ERR(hdmi->pll1_clk); + ret = PTR_ERR(hdmi->pll1_clk); + goto err_disable_mod_clk; } ret = sun4i_tmds_create(hdmi); if (ret) { dev_err(dev, "Couldn't create the TMDS clock\n"); - return ret; + goto err_disable_mod_clk; } writel(SUN4I_HDMI_CTRL_ENABLE, hdmi->base + SUN4I_HDMI_CTRL_REG); @@ -362,7 +365,7 @@ static int sun4i_hdmi_bind(struct device *dev, struct device *master, ret = sun4i_hdmi_i2c_create(dev, hdmi); if (ret) { dev_err(dev, "Couldn't create the HDMI I2C adapter\n"); - return ret; + goto err_disable_mod_clk; } drm_encoder_helper_add(&hdmi->encoder, @@ -422,6 +425,10 @@ err_cleanup_connector: drm_encoder_cleanup(&hdmi->encoder); err_del_i2c_adapter: i2c_del_adapter(hdmi->i2c); +err_disable_mod_clk: + clk_disable_unprepare(hdmi->mod_clk); +err_disable_bus_clk: + clk_disable_unprepare(hdmi->bus_clk); return ret; } @@ -434,6 +441,8 @@ static void sun4i_hdmi_unbind(struct device *dev, struct device *master, drm_connector_cleanup(&hdmi->connector); drm_encoder_cleanup(&hdmi->encoder); i2c_del_adapter(hdmi->i2c); + clk_disable_unprepare(hdmi->mod_clk); + clk_disable_unprepare(hdmi->bus_clk); } static const struct component_ops sun4i_hdmi_ops = { diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h index b397a14ab970..a98919199858 100644 --- a/drivers/hid/hid-ids.h +++ b/drivers/hid/hid-ids.h @@ -533,6 +533,7 @@ #define USB_VENDOR_ID_IDEACOM 0x1cb6 #define USB_DEVICE_ID_IDEACOM_IDC6650 0x6650 #define USB_DEVICE_ID_IDEACOM_IDC6651 0x6651 +#define USB_DEVICE_ID_IDEACOM_IDC6680 0x6680 #define USB_VENDOR_ID_ILITEK 0x222a #define USB_DEVICE_ID_ILITEK_MULTITOUCH 0x0001 @@ -660,6 +661,7 @@ #define USB_DEVICE_ID_LENOVO_CBTKBD 0x6048 #define USB_DEVICE_ID_LENOVO_TPPRODOCK 0x6067 #define USB_DEVICE_ID_LENOVO_X1_COVER 0x6085 +#define USB_DEVICE_ID_LENOVO_X1_TAB 0x60a3 #define USB_VENDOR_ID_LG 0x1fd2 #define USB_DEVICE_ID_LG_MULTITOUCH 0x0064 diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c index 440b999304a5..9e8c4d2ba11d 100644 --- a/drivers/hid/hid-multitouch.c +++ b/drivers/hid/hid-multitouch.c @@ -930,6 +930,7 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi, field->application != HID_DG_PEN && field->application != HID_DG_TOUCHPAD && field->application != HID_GD_KEYBOARD && + field->application != HID_GD_SYSTEM_CONTROL && field->application != HID_CP_CONSUMER_CONTROL && field->application != HID_GD_WIRELESS_RADIO_CTLS && !(field->application == HID_VD_ASUS_CUSTOM_MEDIA_KEYS && @@ -1419,6 +1420,12 @@ static const struct hid_device_id mt_devices[] = { USB_VENDOR_ID_ALPS_JP, HID_DEVICE_ID_ALPS_U1_DUAL_3BTN_PTP) }, + /* Lenovo X1 TAB Gen 2 */ + { .driver_data = MT_CLS_WIN_8_DUAL, + HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8, + USB_VENDOR_ID_LENOVO, + USB_DEVICE_ID_LENOVO_X1_TAB) }, + /* Anton devices */ { .driver_data = MT_CLS_EXPORT_ALL_INPUTS, MT_USB_DEVICE(USB_VENDOR_ID_ANTON, diff --git a/drivers/hid/hid-rmi.c b/drivers/hid/hid-rmi.c index 5b40c2614599..ef241d66562e 100644 --- a/drivers/hid/hid-rmi.c +++ b/drivers/hid/hid-rmi.c @@ -436,17 +436,24 @@ static int rmi_post_resume(struct hid_device *hdev) if (!(data->device_flags & RMI_DEVICE)) return 0; - ret = rmi_reset_attn_mode(hdev); + /* Make sure the HID device is ready to receive events */ + ret = hid_hw_open(hdev); if (ret) return ret; + ret = rmi_reset_attn_mode(hdev); + if (ret) + goto out; + ret = rmi_driver_resume(rmi_dev, false); if (ret) { hid_warn(hdev, "Failed to resume device: %d\n", ret); - return ret; + goto out; } - return 0; +out: + hid_hw_close(hdev); + return ret; } #endif /* CONFIG_PM */ diff --git a/drivers/hid/hidraw.c b/drivers/hid/hidraw.c index ec530454e6f6..5fbe0f81ab2e 100644 --- a/drivers/hid/hidraw.c +++ b/drivers/hid/hidraw.c @@ -337,8 +337,8 @@ static void drop_ref(struct hidraw *hidraw, int exists_bit) kfree(hidraw); } else { /* close device for last reader */ - hid_hw_power(hidraw->hid, PM_HINT_NORMAL); hid_hw_close(hidraw->hid); + hid_hw_power(hidraw->hid, PM_HINT_NORMAL); } } } diff --git a/drivers/hid/i2c-hid/i2c-hid.c b/drivers/hid/i2c-hid/i2c-hid.c index 77396145d2d0..9145c2129a96 100644 --- a/drivers/hid/i2c-hid/i2c-hid.c +++ b/drivers/hid/i2c-hid/i2c-hid.c @@ -543,7 +543,8 @@ static int i2c_hid_alloc_buffers(struct i2c_hid *ihid, size_t report_size) { /* the worst case is computed from the set_report command with a * reportID > 15 and the maximum report length */ - int args_len = sizeof(__u8) + /* optional ReportID byte */ + int args_len = sizeof(__u8) + /* ReportID */ + sizeof(__u8) + /* optional ReportID byte */ sizeof(__u16) + /* data register */ sizeof(__u16) + /* size of the report */ report_size; /* report */ diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c index a83fa76655b9..f489a5cfcb48 100644 --- a/drivers/hid/usbhid/hid-quirks.c +++ b/drivers/hid/usbhid/hid-quirks.c @@ -99,6 +99,7 @@ static const struct hid_blacklist { { USB_VENDOR_ID_HP, USB_PRODUCT_ID_HP_LOGITECH_OEM_USB_OPTICAL_MOUSE_0A4A, HID_QUIRK_ALWAYS_POLL }, { USB_VENDOR_ID_HP, USB_PRODUCT_ID_HP_LOGITECH_OEM_USB_OPTICAL_MOUSE_0B4A, HID_QUIRK_ALWAYS_POLL }, { USB_VENDOR_ID_HP, USB_PRODUCT_ID_HP_PIXART_OEM_USB_OPTICAL_MOUSE, HID_QUIRK_ALWAYS_POLL }, + { USB_VENDOR_ID_IDEACOM, USB_DEVICE_ID_IDEACOM_IDC6680, HID_QUIRK_MULTI_INPUT }, { USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_C007, HID_QUIRK_ALWAYS_POLL }, { USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_C077, HID_QUIRK_ALWAYS_POLL }, { USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_KEYBOARD_G710_PLUS, HID_QUIRK_NOGET }, diff --git a/drivers/hid/wacom_sys.c b/drivers/hid/wacom_sys.c index e82a696a1d07..906e654fb0ba 100644 --- a/drivers/hid/wacom_sys.c +++ b/drivers/hid/wacom_sys.c @@ -668,8 +668,10 @@ static struct wacom_hdev_data *wacom_get_hdev_data(struct hid_device *hdev) /* Try to find an already-probed interface from the same device */ list_for_each_entry(data, &wacom_udev_list, list) { - if (compare_device_paths(hdev, data->dev, '/')) + if (compare_device_paths(hdev, data->dev, '/')) { + kref_get(&data->kref); return data; + } } /* Fallback to finding devices that appear to be "siblings" */ @@ -766,6 +768,9 @@ static int wacom_led_control(struct wacom *wacom) if (!wacom->led.groups) return -ENOTSUPP; + if (wacom->wacom_wac.features.type == REMOTE) + return -ENOTSUPP; + if (wacom->wacom_wac.pid) { /* wireless connected */ report_id = WAC_CMD_WL_LED_CONTROL; buf_size = 13; diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c index bb17d7bbefd3..aa692e28b2cd 100644 --- a/drivers/hid/wacom_wac.c +++ b/drivers/hid/wacom_wac.c @@ -567,8 +567,8 @@ static int wacom_intuos_pad(struct wacom_wac *wacom) keys = data[9] & 0x07; } } else { - buttons = ((data[6] & 0x10) << 10) | - ((data[5] & 0x10) << 9) | + buttons = ((data[6] & 0x10) << 5) | + ((data[5] & 0x10) << 4) | ((data[6] & 0x0F) << 4) | (data[5] & 0x0F); } @@ -1227,11 +1227,17 @@ static void wacom_intuos_pro2_bt_pen(struct wacom_wac *wacom) continue; if (range) { + /* Fix rotation alignment: userspace expects zero at left */ + int16_t rotation = (int16_t)get_unaligned_le16(&frame[9]); + rotation += 1800/4; + if (rotation > 899) + rotation -= 1800; + input_report_abs(pen_input, ABS_X, get_unaligned_le16(&frame[1])); input_report_abs(pen_input, ABS_Y, get_unaligned_le16(&frame[3])); - input_report_abs(pen_input, ABS_TILT_X, frame[7]); - input_report_abs(pen_input, ABS_TILT_Y, frame[8]); - input_report_abs(pen_input, ABS_Z, get_unaligned_le16(&frame[9])); + input_report_abs(pen_input, ABS_TILT_X, (char)frame[7]); + input_report_abs(pen_input, ABS_TILT_Y, (char)frame[8]); + input_report_abs(pen_input, ABS_Z, rotation); input_report_abs(pen_input, ABS_WHEEL, get_unaligned_le16(&frame[11])); } input_report_abs(pen_input, ABS_PRESSURE, get_unaligned_le16(&frame[5])); @@ -1319,12 +1325,19 @@ static void wacom_intuos_pro2_bt_pad(struct wacom_wac *wacom) unsigned char *data = wacom->data; int buttons = (data[282] << 1) | ((data[281] >> 6) & 0x01); - int ring = data[285]; - int prox = buttons | (ring & 0x80); + int ring = data[285] & 0x7F; + bool ringstatus = data[285] & 0x80; + bool prox = buttons || ringstatus; + + /* Fix touchring data: userspace expects 0 at left and increasing clockwise */ + ring = 71 - ring; + ring += 3*72/16; + if (ring > 71) + ring -= 72; wacom_report_numbered_buttons(pad_input, 9, buttons); - input_report_abs(pad_input, ABS_WHEEL, (ring & 0x80) ? (ring & 0x7f) : 0); + input_report_abs(pad_input, ABS_WHEEL, ringstatus ? ring : 0); input_report_key(pad_input, wacom->tool[1], prox ? 1 : 0); input_report_abs(pad_input, ABS_MISC, prox ? PAD_DEVICE_ID : 0); @@ -1616,6 +1629,20 @@ static int wacom_tpc_irq(struct wacom_wac *wacom, size_t len) return 0; } +static int wacom_offset_rotation(struct input_dev *input, struct hid_usage *usage, + int value, int num, int denom) +{ + struct input_absinfo *abs = &input->absinfo[usage->code]; + int range = (abs->maximum - abs->minimum + 1); + + value += num*range/denom; + if (value > abs->maximum) + value -= range; + else if (value < abs->minimum) + value += range; + return value; +} + int wacom_equivalent_usage(int usage) { if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMDIGITIZER) { @@ -1898,6 +1925,7 @@ static void wacom_wac_pad_event(struct hid_device *hdev, struct hid_field *field unsigned equivalent_usage = wacom_equivalent_usage(usage->hid); int i; bool is_touch_on = value; + bool do_report = false; /* * Avoid reporting this event and setting inrange_state if this usage @@ -1912,6 +1940,29 @@ static void wacom_wac_pad_event(struct hid_device *hdev, struct hid_field *field } switch (equivalent_usage) { + case WACOM_HID_WD_TOUCHRING: + /* + * Userspace expects touchrings to increase in value with + * clockwise gestures and have their zero point at the + * tablet's left. HID events "should" be clockwise- + * increasing and zero at top, though the MobileStudio + * Pro and 2nd-gen Intuos Pro don't do this... + */ + if (hdev->vendor == 0x56a && + (hdev->product == 0x34d || hdev->product == 0x34e || /* MobileStudio Pro */ + hdev->product == 0x357 || hdev->product == 0x358)) { /* Intuos Pro 2 */ + value = (field->logical_maximum - value); + + if (hdev->product == 0x357 || hdev->product == 0x358) + value = wacom_offset_rotation(input, usage, value, 3, 16); + else if (hdev->product == 0x34d || hdev->product == 0x34e) + value = wacom_offset_rotation(input, usage, value, 1, 2); + } + else { + value = wacom_offset_rotation(input, usage, value, 1, 4); + } + do_report = true; + break; case WACOM_HID_WD_TOUCHRINGSTATUS: if (!value) input_event(input, usage->type, usage->code, 0); @@ -1945,10 +1996,14 @@ static void wacom_wac_pad_event(struct hid_device *hdev, struct hid_field *field value, i); /* fall through*/ default: + do_report = true; + break; + } + + if (do_report) { input_event(input, usage->type, usage->code, value); if (value) wacom_wac->hid_data.pad_input_event_flag = true; - break; } } @@ -2086,22 +2141,34 @@ static void wacom_wac_pen_event(struct hid_device *hdev, struct hid_field *field wacom_wac->hid_data.tipswitch |= value; return; case HID_DG_TOOLSERIALNUMBER: - wacom_wac->serial[0] = (wacom_wac->serial[0] & ~0xFFFFFFFFULL); - wacom_wac->serial[0] |= (__u32)value; + if (value) { + wacom_wac->serial[0] = (wacom_wac->serial[0] & ~0xFFFFFFFFULL); + wacom_wac->serial[0] |= (__u32)value; + } return; + case HID_DG_TWIST: + /* + * Userspace expects pen twist to have its zero point when + * the buttons/finger is on the tablet's left. HID values + * are zero when buttons are toward the top. + */ + value = wacom_offset_rotation(input, usage, value, 1, 4); + break; case WACOM_HID_WD_SENSE: wacom_wac->hid_data.sense_state = value; return; case WACOM_HID_WD_SERIALHI: - wacom_wac->serial[0] = (wacom_wac->serial[0] & 0xFFFFFFFF); - wacom_wac->serial[0] |= ((__u64)value) << 32; - /* - * Non-USI EMR devices may contain additional tool type - * information here. See WACOM_HID_WD_TOOLTYPE case for - * more details. - */ - if (value >> 20 == 1) { - wacom_wac->id[0] |= value & 0xFFFFF; + if (value) { + wacom_wac->serial[0] = (wacom_wac->serial[0] & 0xFFFFFFFF); + wacom_wac->serial[0] |= ((__u64)value) << 32; + /* + * Non-USI EMR devices may contain additional tool type + * information here. See WACOM_HID_WD_TOOLTYPE case for + * more details. + */ + if (value >> 20 == 1) { + wacom_wac->id[0] |= value & 0xFFFFF; + } } return; case WACOM_HID_WD_TOOLTYPE: @@ -2205,7 +2272,7 @@ static void wacom_wac_pen_report(struct hid_device *hdev, input_report_key(input, wacom_wac->tool[0], prox); if (wacom_wac->serial[0]) { input_event(input, EV_MSC, MSC_SERIAL, wacom_wac->serial[0]); - input_report_abs(input, ABS_MISC, id); + input_report_abs(input, ABS_MISC, prox ? id : 0); } wacom_wac->hid_data.tipswitch = false; @@ -2216,6 +2283,7 @@ static void wacom_wac_pen_report(struct hid_device *hdev, if (!prox) { wacom_wac->tool[0] = 0; wacom_wac->id[0] = 0; + wacom_wac->serial[0] = 0; } } diff --git a/drivers/hv/channel_mgmt.c b/drivers/hv/channel_mgmt.c index 060df71c2e8b..bcbb031f7263 100644 --- a/drivers/hv/channel_mgmt.c +++ b/drivers/hv/channel_mgmt.c @@ -936,14 +936,10 @@ static void vmbus_onoffer_rescind(struct vmbus_channel_message_header *hdr) void vmbus_hvsock_device_unregister(struct vmbus_channel *channel) { - mutex_lock(&vmbus_connection.channel_mutex); - BUG_ON(!is_hvsock_channel(channel)); channel->rescind = true; vmbus_device_unregister(channel->device_obj); - - mutex_unlock(&vmbus_connection.channel_mutex); } EXPORT_SYMBOL_GPL(vmbus_hvsock_device_unregister); diff --git a/drivers/hv/hv_fcopy.c b/drivers/hv/hv_fcopy.c index daa75bd41f86..2364281d8593 100644 --- a/drivers/hv/hv_fcopy.c +++ b/drivers/hv/hv_fcopy.c @@ -170,6 +170,10 @@ static void fcopy_send_data(struct work_struct *dummy) out_src = smsg_out; break; + case WRITE_TO_FILE: + out_src = fcopy_transaction.fcopy_msg; + out_len = sizeof(struct hv_do_fcopy); + break; default: out_src = fcopy_transaction.fcopy_msg; out_len = fcopy_transaction.recv_len; diff --git a/drivers/hwtracing/intel_th/pci.c b/drivers/hwtracing/intel_th/pci.c index bc9cebc30526..c2a2ce8ee541 100644 --- a/drivers/hwtracing/intel_th/pci.c +++ b/drivers/hwtracing/intel_th/pci.c @@ -144,6 +144,11 @@ static const struct pci_device_id intel_th_pci_id_table[] = { .driver_data = (kernel_ulong_t)0, }, { + /* Lewisburg PCH */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xa1a6), + .driver_data = (kernel_ulong_t)0, + }, + { /* Gemini Lake */ PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x318e), .driver_data = (kernel_ulong_t)&intel_th_2x, @@ -158,6 +163,11 @@ static const struct pci_device_id intel_th_pci_id_table[] = { PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x9da6), .driver_data = (kernel_ulong_t)&intel_th_2x, }, + { + /* Cedar Fork PCH */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x18e1), + .driver_data = (kernel_ulong_t)&intel_th_2x, + }, { 0 }, }; diff --git a/drivers/hwtracing/stm/core.c b/drivers/hwtracing/stm/core.c index 9414900575d8..f129869e05a9 100644 --- a/drivers/hwtracing/stm/core.c +++ b/drivers/hwtracing/stm/core.c @@ -1119,7 +1119,7 @@ void stm_source_unregister_device(struct stm_source_data *data) stm_source_link_drop(src); - device_destroy(&stm_source_class, src->dev.devt); + device_unregister(&src->dev); } EXPORT_SYMBOL_GPL(stm_source_unregister_device); diff --git a/drivers/i2c/busses/i2c-img-scb.c b/drivers/i2c/busses/i2c-img-scb.c index 84fb35f6837f..eb1d91b986fd 100644 --- a/drivers/i2c/busses/i2c-img-scb.c +++ b/drivers/i2c/busses/i2c-img-scb.c @@ -1459,6 +1459,6 @@ static struct platform_driver img_scb_i2c_driver = { }; module_platform_driver(img_scb_i2c_driver); -MODULE_AUTHOR("James Hogan <james.hogan@imgtec.com>"); +MODULE_AUTHOR("James Hogan <jhogan@kernel.org>"); MODULE_DESCRIPTION("IMG host I2C driver"); MODULE_LICENSE("GPL v2"); diff --git a/drivers/iio/adc/ad7793.c b/drivers/iio/adc/ad7793.c index e6706a09e100..47c3d7f32900 100644 --- a/drivers/iio/adc/ad7793.c +++ b/drivers/iio/adc/ad7793.c @@ -257,7 +257,7 @@ static int ad7793_setup(struct iio_dev *indio_dev, unsigned int vref_mv) { struct ad7793_state *st = iio_priv(indio_dev); - int i, ret = -1; + int i, ret; unsigned long long scale_uv; u32 id; @@ -266,7 +266,7 @@ static int ad7793_setup(struct iio_dev *indio_dev, return ret; /* reset the serial interface */ - ret = spi_write(st->sd.spi, (u8 *)&ret, sizeof(ret)); + ret = ad_sd_reset(&st->sd, 32); if (ret < 0) goto out; usleep_range(500, 2000); /* Wait for at least 500us */ diff --git a/drivers/iio/adc/ad_sigma_delta.c b/drivers/iio/adc/ad_sigma_delta.c index d10bd0c97233..22c4c17cd996 100644 --- a/drivers/iio/adc/ad_sigma_delta.c +++ b/drivers/iio/adc/ad_sigma_delta.c @@ -177,6 +177,34 @@ out: } EXPORT_SYMBOL_GPL(ad_sd_read_reg); +/** + * ad_sd_reset() - Reset the serial interface + * + * @sigma_delta: The sigma delta device + * @reset_length: Number of SCLKs with DIN = 1 + * + * Returns 0 on success, an error code otherwise. + **/ +int ad_sd_reset(struct ad_sigma_delta *sigma_delta, + unsigned int reset_length) +{ + uint8_t *buf; + unsigned int size; + int ret; + + size = DIV_ROUND_UP(reset_length, 8); + buf = kcalloc(size, sizeof(*buf), GFP_KERNEL); + if (!buf) + return -ENOMEM; + + memset(buf, 0xff, size); + ret = spi_write(sigma_delta->spi, buf, size); + kfree(buf); + + return ret; +} +EXPORT_SYMBOL_GPL(ad_sd_reset); + static int ad_sd_calibrate(struct ad_sigma_delta *sigma_delta, unsigned int mode, unsigned int channel) { diff --git a/drivers/iio/adc/mcp320x.c b/drivers/iio/adc/mcp320x.c index 634717ae12f3..071dd23a33d9 100644 --- a/drivers/iio/adc/mcp320x.c +++ b/drivers/iio/adc/mcp320x.c @@ -17,6 +17,8 @@ * MCP3204 * MCP3208 * ------------ + * 13 bit converter + * MCP3301 * * Datasheet can be found here: * http://ww1.microchip.com/downloads/en/DeviceDoc/21293C.pdf mcp3001 @@ -96,7 +98,7 @@ static int mcp320x_channel_to_tx_data(int device_index, } static int mcp320x_adc_conversion(struct mcp320x *adc, u8 channel, - bool differential, int device_index) + bool differential, int device_index, int *val) { int ret; @@ -117,19 +119,25 @@ static int mcp320x_adc_conversion(struct mcp320x *adc, u8 channel, switch (device_index) { case mcp3001: - return (adc->rx_buf[0] << 5 | adc->rx_buf[1] >> 3); + *val = (adc->rx_buf[0] << 5 | adc->rx_buf[1] >> 3); + return 0; case mcp3002: case mcp3004: case mcp3008: - return (adc->rx_buf[0] << 2 | adc->rx_buf[1] >> 6); + *val = (adc->rx_buf[0] << 2 | adc->rx_buf[1] >> 6); + return 0; case mcp3201: - return (adc->rx_buf[0] << 7 | adc->rx_buf[1] >> 1); + *val = (adc->rx_buf[0] << 7 | adc->rx_buf[1] >> 1); + return 0; case mcp3202: case mcp3204: case mcp3208: - return (adc->rx_buf[0] << 4 | adc->rx_buf[1] >> 4); + *val = (adc->rx_buf[0] << 4 | adc->rx_buf[1] >> 4); + return 0; case mcp3301: - return sign_extend32((adc->rx_buf[0] & 0x1f) << 8 | adc->rx_buf[1], 12); + *val = sign_extend32((adc->rx_buf[0] & 0x1f) << 8 + | adc->rx_buf[1], 12); + return 0; default: return -EINVAL; } @@ -150,12 +158,10 @@ static int mcp320x_read_raw(struct iio_dev *indio_dev, switch (mask) { case IIO_CHAN_INFO_RAW: ret = mcp320x_adc_conversion(adc, channel->address, - channel->differential, device_index); - + channel->differential, device_index, val); if (ret < 0) goto out; - *val = ret; ret = IIO_VAL_INT; break; @@ -312,6 +318,7 @@ static int mcp320x_probe(struct spi_device *spi) indio_dev->name = spi_get_device_id(spi)->name; indio_dev->modes = INDIO_DIRECT_MODE; indio_dev->info = &mcp320x_info; + spi_set_drvdata(spi, indio_dev); chip_info = &mcp320x_chip_infos[spi_get_device_id(spi)->driver_data]; indio_dev->channels = chip_info->channels; diff --git a/drivers/iio/adc/stm32-adc.c b/drivers/iio/adc/stm32-adc.c index e3c15f88075f..4df32cf1650e 100644 --- a/drivers/iio/adc/stm32-adc.c +++ b/drivers/iio/adc/stm32-adc.c @@ -1666,7 +1666,7 @@ static int stm32_adc_chan_of_init(struct iio_dev *indio_dev) num_channels = of_property_count_u32_elems(node, "st,adc-channels"); if (num_channels < 0 || - num_channels >= adc_info->max_channels) { + num_channels > adc_info->max_channels) { dev_err(&indio_dev->dev, "Bad st,adc-channels?\n"); return num_channels < 0 ? num_channels : -EINVAL; } diff --git a/drivers/iio/adc/ti-ads1015.c b/drivers/iio/adc/ti-ads1015.c index d1210024f6bc..e0dc20488335 100644 --- a/drivers/iio/adc/ti-ads1015.c +++ b/drivers/iio/adc/ti-ads1015.c @@ -52,7 +52,7 @@ #define ADS1015_CFG_COMP_QUE_MASK GENMASK(1, 0) #define ADS1015_CFG_COMP_LAT_MASK BIT(2) -#define ADS1015_CFG_COMP_POL_MASK BIT(2) +#define ADS1015_CFG_COMP_POL_MASK BIT(3) #define ADS1015_CFG_COMP_MODE_MASK BIT(4) #define ADS1015_CFG_DR_MASK GENMASK(7, 5) #define ADS1015_CFG_MOD_MASK BIT(8) @@ -1017,10 +1017,12 @@ static int ads1015_probe(struct i2c_client *client, switch (irq_trig) { case IRQF_TRIGGER_LOW: - cfg_comp |= ADS1015_CFG_COMP_POL_LOW; + cfg_comp |= ADS1015_CFG_COMP_POL_LOW << + ADS1015_CFG_COMP_POL_SHIFT; break; case IRQF_TRIGGER_HIGH: - cfg_comp |= ADS1015_CFG_COMP_POL_HIGH; + cfg_comp |= ADS1015_CFG_COMP_POL_HIGH << + ADS1015_CFG_COMP_POL_SHIFT; break; default: return -EINVAL; diff --git a/drivers/iio/adc/twl4030-madc.c b/drivers/iio/adc/twl4030-madc.c index 1edd99f0c5e5..e3cfb91bffc6 100644 --- a/drivers/iio/adc/twl4030-madc.c +++ b/drivers/iio/adc/twl4030-madc.c @@ -887,21 +887,27 @@ static int twl4030_madc_probe(struct platform_device *pdev) /* Enable 3v1 bias regulator for MADC[3:6] */ madc->usb3v1 = devm_regulator_get(madc->dev, "vusb3v1"); - if (IS_ERR(madc->usb3v1)) - return -ENODEV; + if (IS_ERR(madc->usb3v1)) { + ret = -ENODEV; + goto err_i2c; + } ret = regulator_enable(madc->usb3v1); - if (ret) + if (ret) { dev_err(madc->dev, "could not enable 3v1 bias regulator\n"); + goto err_i2c; + } ret = iio_device_register(iio_dev); if (ret) { dev_err(&pdev->dev, "could not register iio device\n"); - goto err_i2c; + goto err_usb3v1; } return 0; +err_usb3v1: + regulator_disable(madc->usb3v1); err_i2c: twl4030_madc_set_current_generator(madc, 0, 0); err_current_generator: diff --git a/drivers/iio/common/st_sensors/st_sensors_core.c b/drivers/iio/common/st_sensors/st_sensors_core.c index d99bb1460fe2..02e833b14db0 100644 --- a/drivers/iio/common/st_sensors/st_sensors_core.c +++ b/drivers/iio/common/st_sensors/st_sensors_core.c @@ -463,8 +463,17 @@ int st_sensors_set_dataready_irq(struct iio_dev *indio_dev, bool enable) u8 drdy_mask; struct st_sensor_data *sdata = iio_priv(indio_dev); - if (!sdata->sensor_settings->drdy_irq.addr) + if (!sdata->sensor_settings->drdy_irq.addr) { + /* + * there are some devices (e.g. LIS3MDL) where drdy line is + * routed to a given pin and it is not possible to select a + * different one. Take into account irq status register + * to understand if irq trigger can be properly supported + */ + if (sdata->sensor_settings->drdy_irq.addr_stat_drdy) + sdata->hw_irq_trigger = enable; return 0; + } /* Enable/Disable the interrupt generator 1. */ if (sdata->sensor_settings->drdy_irq.ig1.en_addr > 0) { diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c index 17ec4cee51dc..a47428b4d31b 100644 --- a/drivers/iio/industrialio-core.c +++ b/drivers/iio/industrialio-core.c @@ -310,8 +310,10 @@ static ssize_t iio_debugfs_read_reg(struct file *file, char __user *userbuf, ret = indio_dev->info->debugfs_reg_access(indio_dev, indio_dev->cached_reg_addr, 0, &val); - if (ret) + if (ret) { dev_err(indio_dev->dev.parent, "%s: read failed\n", __func__); + return ret; + } len = snprintf(buf, sizeof(buf), "0x%X\n", val); diff --git a/drivers/iio/magnetometer/st_magn_core.c b/drivers/iio/magnetometer/st_magn_core.c index e68368b5b2a3..08aafba4481c 100644 --- a/drivers/iio/magnetometer/st_magn_core.c +++ b/drivers/iio/magnetometer/st_magn_core.c @@ -315,6 +315,10 @@ static const struct st_sensor_settings st_magn_sensors_settings[] = { }, }, }, + .drdy_irq = { + /* drdy line is routed drdy pin */ + .addr_stat_drdy = ST_SENSORS_DEFAULT_STAT_ADDR, + }, .multi_read_bit = true, .bootime = 2, }, diff --git a/drivers/iio/pressure/bmp280-core.c b/drivers/iio/pressure/bmp280-core.c index 0d2ea3ee371b..8f26428804a2 100644 --- a/drivers/iio/pressure/bmp280-core.c +++ b/drivers/iio/pressure/bmp280-core.c @@ -573,7 +573,7 @@ static int bmp280_chip_config(struct bmp280_data *data) u8 osrs = BMP280_OSRS_TEMP_X(data->oversampling_temp + 1) | BMP280_OSRS_PRESS_X(data->oversampling_press + 1); - ret = regmap_update_bits(data->regmap, BMP280_REG_CTRL_MEAS, + ret = regmap_write_bits(data->regmap, BMP280_REG_CTRL_MEAS, BMP280_OSRS_TEMP_MASK | BMP280_OSRS_PRESS_MASK | BMP280_MODE_MASK, diff --git a/drivers/iio/trigger/stm32-timer-trigger.c b/drivers/iio/trigger/stm32-timer-trigger.c index 9b9053494daf..eb212f8c8879 100644 --- a/drivers/iio/trigger/stm32-timer-trigger.c +++ b/drivers/iio/trigger/stm32-timer-trigger.c @@ -174,6 +174,7 @@ static void stm32_timer_stop(struct stm32_timer_trigger *priv) clk_disable(priv->clk); /* Stop timer */ + regmap_update_bits(priv->regmap, TIM_CR1, TIM_CR1_ARPE, 0); regmap_update_bits(priv->regmap, TIM_CR1, TIM_CR1_CEN, 0); regmap_write(priv->regmap, TIM_PSC, 0); regmap_write(priv->regmap, TIM_ARR, 0); @@ -715,8 +716,9 @@ static ssize_t stm32_count_set_preset(struct iio_dev *indio_dev, if (ret) return ret; + /* TIMx_ARR register shouldn't be buffered (ARPE=0) */ + regmap_update_bits(priv->regmap, TIM_CR1, TIM_CR1_ARPE, 0); regmap_write(priv->regmap, TIM_ARR, preset); - regmap_update_bits(priv->regmap, TIM_CR1, TIM_CR1_ARPE, TIM_CR1_ARPE); return len; } diff --git a/drivers/infiniband/core/iwpm_msg.c b/drivers/infiniband/core/iwpm_msg.c index 30825bb9b8e9..8861c052155a 100644 --- a/drivers/infiniband/core/iwpm_msg.c +++ b/drivers/infiniband/core/iwpm_msg.c @@ -100,6 +100,8 @@ int iwpm_register_pid(struct iwpm_dev_data *pm_msg, u8 nl_client) if (ret) goto pid_query_error; + nlmsg_end(skb, nlh); + pr_debug("%s: Multicasting a nlmsg (dev = %s ifname = %s iwpm = %s)\n", __func__, pm_msg->dev_name, pm_msg->if_name, iwpm_ulib_name); @@ -170,6 +172,8 @@ int iwpm_add_mapping(struct iwpm_sa_data *pm_msg, u8 nl_client) &pm_msg->loc_addr, IWPM_NLA_MANAGE_ADDR); if (ret) goto add_mapping_error; + + nlmsg_end(skb, nlh); nlmsg_request->req_buffer = pm_msg; ret = rdma_nl_unicast_wait(skb, iwpm_user_pid); @@ -246,6 +250,8 @@ int iwpm_add_and_query_mapping(struct iwpm_sa_data *pm_msg, u8 nl_client) &pm_msg->rem_addr, IWPM_NLA_QUERY_REMOTE_ADDR); if (ret) goto query_mapping_error; + + nlmsg_end(skb, nlh); nlmsg_request->req_buffer = pm_msg; ret = rdma_nl_unicast_wait(skb, iwpm_user_pid); @@ -308,6 +314,8 @@ int iwpm_remove_mapping(struct sockaddr_storage *local_addr, u8 nl_client) if (ret) goto remove_mapping_error; + nlmsg_end(skb, nlh); + ret = rdma_nl_unicast_wait(skb, iwpm_user_pid); if (ret) { skb = NULL; /* skb is freed in the netlink send-op handling */ diff --git a/drivers/infiniband/core/iwpm_util.c b/drivers/infiniband/core/iwpm_util.c index c81c55942626..3c4faadb8cdd 100644 --- a/drivers/infiniband/core/iwpm_util.c +++ b/drivers/infiniband/core/iwpm_util.c @@ -597,6 +597,9 @@ static int send_mapinfo_num(u32 mapping_num, u8 nl_client, int iwpm_pid) &mapping_num, IWPM_NLA_MAPINFO_SEND_NUM); if (ret) goto mapinfo_num_error; + + nlmsg_end(skb, nlh); + ret = rdma_nl_unicast(skb, iwpm_pid); if (ret) { skb = NULL; @@ -678,6 +681,8 @@ int iwpm_send_mapinfo(u8 nl_client, int iwpm_pid) if (ret) goto send_mapping_info_unlock; + nlmsg_end(skb, nlh); + iwpm_print_sockaddr(&map_info->local_sockaddr, "send_mapping_info: Local sockaddr:"); iwpm_print_sockaddr(&map_info->mapped_sockaddr, diff --git a/drivers/infiniband/hw/i40iw/i40iw_ctrl.c b/drivers/infiniband/hw/i40iw/i40iw_ctrl.c index d1f5345f04f0..42ca5346777d 100644 --- a/drivers/infiniband/hw/i40iw/i40iw_ctrl.c +++ b/drivers/infiniband/hw/i40iw/i40iw_ctrl.c @@ -48,7 +48,7 @@ * @wqe: cqp wqe for header * @header: header for the cqp wqe */ -static inline void i40iw_insert_wqe_hdr(u64 *wqe, u64 header) +void i40iw_insert_wqe_hdr(u64 *wqe, u64 header) { wmb(); /* make sure WQE is populated before polarity is set */ set_64bit_val(wqe, 24, header); diff --git a/drivers/infiniband/hw/i40iw/i40iw_p.h b/drivers/infiniband/hw/i40iw/i40iw_p.h index e217a1259f57..5498ad01c280 100644 --- a/drivers/infiniband/hw/i40iw/i40iw_p.h +++ b/drivers/infiniband/hw/i40iw/i40iw_p.h @@ -59,6 +59,8 @@ enum i40iw_status_code i40iw_sc_mr_fast_register(struct i40iw_sc_qp *qp, struct i40iw_fast_reg_stag_info *info, bool post_sq); +void i40iw_insert_wqe_hdr(u64 *wqe, u64 header); + /* HMC/FPM functions */ enum i40iw_status_code i40iw_sc_init_iw_hmc(struct i40iw_sc_dev *dev, u8 hmc_fn_id); diff --git a/drivers/infiniband/hw/i40iw/i40iw_puda.c b/drivers/infiniband/hw/i40iw/i40iw_puda.c index c2cab20c4bc5..59f70676f0e0 100644 --- a/drivers/infiniband/hw/i40iw/i40iw_puda.c +++ b/drivers/infiniband/hw/i40iw/i40iw_puda.c @@ -123,12 +123,11 @@ static void i40iw_puda_post_recvbuf(struct i40iw_puda_rsrc *rsrc, u32 wqe_idx, get_64bit_val(wqe, 24, &offset24); offset24 = (offset24) ? 0 : LS_64(1, I40IWQPSQ_VALID); - set_64bit_val(wqe, 24, offset24); set_64bit_val(wqe, 0, buf->mem.pa); set_64bit_val(wqe, 8, LS_64(buf->mem.size, I40IWQPSQ_FRAG_LEN)); - set_64bit_val(wqe, 24, offset24); + i40iw_insert_wqe_hdr(wqe, offset24); } /** @@ -409,9 +408,7 @@ enum i40iw_status_code i40iw_puda_send(struct i40iw_sc_qp *qp, set_64bit_val(wqe, 8, LS_64(info->len, I40IWQPSQ_FRAG_LEN)); set_64bit_val(wqe, 16, header[0]); - /* Ensure all data is written before writing valid bit */ - wmb(); - set_64bit_val(wqe, 24, header[1]); + i40iw_insert_wqe_hdr(wqe, header[1]); i40iw_debug_buf(qp->dev, I40IW_DEBUG_PUDA, "PUDA SEND WQE", wqe, 32); i40iw_qp_post_wr(&qp->qp_uk); @@ -539,7 +536,7 @@ static enum i40iw_status_code i40iw_puda_qp_wqe(struct i40iw_sc_dev *dev, struct LS_64(2, I40IW_CQPSQ_QP_NEXTIWSTATE) | LS_64(cqp->polarity, I40IW_CQPSQ_WQEVALID); - set_64bit_val(wqe, 24, header); + i40iw_insert_wqe_hdr(wqe, header); i40iw_debug_buf(cqp->dev, I40IW_DEBUG_PUDA, "PUDA CQE", wqe, 32); i40iw_sc_cqp_post_sq(cqp); @@ -655,7 +652,7 @@ static enum i40iw_status_code i40iw_puda_cq_wqe(struct i40iw_sc_dev *dev, struct LS_64(1, I40IW_CQPSQ_CQ_ENCEQEMASK) | LS_64(1, I40IW_CQPSQ_CQ_CEQIDVALID) | LS_64(cqp->polarity, I40IW_CQPSQ_WQEVALID); - set_64bit_val(wqe, 24, header); + i40iw_insert_wqe_hdr(wqe, header); i40iw_debug_buf(dev, I40IW_DEBUG_PUDA, "PUDA CQE", wqe, I40IW_CQP_WQE_SIZE * 8); diff --git a/drivers/infiniband/hw/i40iw/i40iw_verbs.c b/drivers/infiniband/hw/i40iw/i40iw_verbs.c index 28b3d02d511b..62be0a41ad0b 100644 --- a/drivers/infiniband/hw/i40iw/i40iw_verbs.c +++ b/drivers/infiniband/hw/i40iw/i40iw_verbs.c @@ -826,12 +826,14 @@ static int i40iw_query_qp(struct ib_qp *ibqp, attr->cap.max_inline_data = I40IW_MAX_INLINE_DATA_SIZE; attr->cap.max_send_sge = I40IW_MAX_WQ_FRAGMENT_COUNT; attr->cap.max_recv_sge = I40IW_MAX_WQ_FRAGMENT_COUNT; + attr->port_num = 1; init_attr->event_handler = iwqp->ibqp.event_handler; init_attr->qp_context = iwqp->ibqp.qp_context; init_attr->send_cq = iwqp->ibqp.send_cq; init_attr->recv_cq = iwqp->ibqp.recv_cq; init_attr->srq = iwqp->ibqp.srq; init_attr->cap = attr->cap; + init_attr->port_num = 1; return 0; } diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c index d6fbad8f34aa..552f7bd4ecc3 100644 --- a/drivers/infiniband/hw/mlx5/main.c +++ b/drivers/infiniband/hw/mlx5/main.c @@ -4174,9 +4174,9 @@ err_bfreg: err_uar_page: mlx5_put_uars_page(dev->mdev, dev->mdev->priv.uar); -err_cnt: - mlx5_ib_cleanup_cong_debugfs(dev); err_cong: + mlx5_ib_cleanup_cong_debugfs(dev); +err_cnt: if (MLX5_CAP_GEN(dev->mdev, max_qp_cnt)) mlx5_ib_dealloc_counters(dev); diff --git a/drivers/infiniband/hw/qedr/qedr.h b/drivers/infiniband/hw/qedr/qedr.h index b2bb42e2805d..254083b524bd 100644 --- a/drivers/infiniband/hw/qedr/qedr.h +++ b/drivers/infiniband/hw/qedr/qedr.h @@ -387,7 +387,7 @@ struct qedr_qp { u8 wqe_size; u8 smac[ETH_ALEN]; - u16 vlan_id; + u16 vlan; int rc; } *rqe_wr_id; diff --git a/drivers/infiniband/hw/qedr/qedr_cm.c b/drivers/infiniband/hw/qedr/qedr_cm.c index 4689e802b332..ad8965397cf7 100644 --- a/drivers/infiniband/hw/qedr/qedr_cm.c +++ b/drivers/infiniband/hw/qedr/qedr_cm.c @@ -105,7 +105,7 @@ void qedr_ll2_complete_rx_packet(void *cxt, qp->rqe_wr_id[qp->rq.gsi_cons].rc = data->u.data_length_error ? -EINVAL : 0; - qp->rqe_wr_id[qp->rq.gsi_cons].vlan_id = data->vlan; + qp->rqe_wr_id[qp->rq.gsi_cons].vlan = data->vlan; /* note: length stands for data length i.e. GRH is excluded */ qp->rqe_wr_id[qp->rq.gsi_cons].sg_list[0].length = data->length.data_length; @@ -694,6 +694,7 @@ int qedr_gsi_poll_cq(struct ib_cq *ibcq, int num_entries, struct ib_wc *wc) struct qedr_cq *cq = get_qedr_cq(ibcq); struct qedr_qp *qp = dev->gsi_qp; unsigned long flags; + u16 vlan_id; int i = 0; spin_lock_irqsave(&cq->cq_lock, flags); @@ -712,9 +713,14 @@ int qedr_gsi_poll_cq(struct ib_cq *ibcq, int num_entries, struct ib_wc *wc) wc[i].wc_flags |= IB_WC_GRH | IB_WC_IP_CSUM_OK; ether_addr_copy(wc[i].smac, qp->rqe_wr_id[qp->rq.cons].smac); wc[i].wc_flags |= IB_WC_WITH_SMAC; - if (qp->rqe_wr_id[qp->rq.cons].vlan_id) { + + vlan_id = qp->rqe_wr_id[qp->rq.cons].vlan & + VLAN_VID_MASK; + if (vlan_id) { wc[i].wc_flags |= IB_WC_WITH_VLAN; - wc[i].vlan_id = qp->rqe_wr_id[qp->rq.cons].vlan_id; + wc[i].vlan_id = vlan_id; + wc[i].sl = (qp->rqe_wr_id[qp->rq.cons].vlan & + VLAN_PRIO_MASK) >> VLAN_PRIO_SHIFT; } qedr_inc_sw_cons(&qp->rq); diff --git a/drivers/md/dm-core.h b/drivers/md/dm-core.h index 24eddbdf2ab4..203144762f36 100644 --- a/drivers/md/dm-core.h +++ b/drivers/md/dm-core.h @@ -149,5 +149,6 @@ static inline bool dm_message_test_buffer_overflow(char *result, unsigned maxlen extern atomic_t dm_global_event_nr; extern wait_queue_head_t dm_global_eventq; +void dm_issue_global_event(void); #endif diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c index a55ffd4f5933..96ab46512e1f 100644 --- a/drivers/md/dm-crypt.c +++ b/drivers/md/dm-crypt.c @@ -2466,6 +2466,7 @@ static int crypt_ctr_cipher_old(struct dm_target *ti, char *cipher_in, char *key kfree(cipher_api); return ret; } + kfree(cipher_api); return 0; bad_mem: @@ -2584,6 +2585,10 @@ static int crypt_ctr_optional(struct dm_target *ti, unsigned int argc, char **ar ti->error = "Invalid feature value for sector_size"; return -EINVAL; } + if (ti->len & ((cc->sector_size >> SECTOR_SHIFT) - 1)) { + ti->error = "Device size is not multiple of sector_size feature"; + return -EINVAL; + } cc->sector_shift = __ffs(cc->sector_size) - SECTOR_SHIFT; } else if (!strcasecmp(opt_string, "iv_large_sectors")) set_bit(CRYPT_IV_LARGE_SECTORS, &cc->cipher_flags); diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c index 8756a6850431..e52676fa9832 100644 --- a/drivers/md/dm-ioctl.c +++ b/drivers/md/dm-ioctl.c @@ -477,9 +477,13 @@ static int remove_all(struct file *filp, struct dm_ioctl *param, size_t param_si * Round up the ptr to an 8-byte boundary. */ #define ALIGN_MASK 7 +static inline size_t align_val(size_t val) +{ + return (val + ALIGN_MASK) & ~ALIGN_MASK; +} static inline void *align_ptr(void *ptr) { - return (void *) (((size_t) (ptr + ALIGN_MASK)) & ~ALIGN_MASK); + return (void *)align_val((size_t)ptr); } /* @@ -505,7 +509,7 @@ static int list_devices(struct file *filp, struct dm_ioctl *param, size_t param_ struct hash_cell *hc; size_t len, needed = 0; struct gendisk *disk; - struct dm_name_list *nl, *old_nl = NULL; + struct dm_name_list *orig_nl, *nl, *old_nl = NULL; uint32_t *event_nr; down_write(&_hash_lock); @@ -516,17 +520,15 @@ static int list_devices(struct file *filp, struct dm_ioctl *param, size_t param_ */ for (i = 0; i < NUM_BUCKETS; i++) { list_for_each_entry (hc, _name_buckets + i, name_list) { - needed += sizeof(struct dm_name_list); - needed += strlen(hc->name) + 1; - needed += ALIGN_MASK; - needed += (sizeof(uint32_t) + ALIGN_MASK) & ~ALIGN_MASK; + needed += align_val(offsetof(struct dm_name_list, name) + strlen(hc->name) + 1); + needed += align_val(sizeof(uint32_t)); } } /* * Grab our output buffer. */ - nl = get_result_buffer(param, param_size, &len); + nl = orig_nl = get_result_buffer(param, param_size, &len); if (len < needed) { param->flags |= DM_BUFFER_FULL_FLAG; goto out; @@ -549,11 +551,16 @@ static int list_devices(struct file *filp, struct dm_ioctl *param, size_t param_ strcpy(nl->name, hc->name); old_nl = nl; - event_nr = align_ptr(((void *) (nl + 1)) + strlen(hc->name) + 1); + event_nr = align_ptr(nl->name + strlen(hc->name) + 1); *event_nr = dm_get_event_nr(hc->md); nl = align_ptr(event_nr + 1); } } + /* + * If mismatch happens, security may be compromised due to buffer + * overflow, so it's better to crash. + */ + BUG_ON((char *)nl - (char *)orig_nl != needed); out: up_write(&_hash_lock); @@ -1621,7 +1628,8 @@ static int target_message(struct file *filp, struct dm_ioctl *param, size_t para * which has a variable size, is not used by the function processing * the ioctl. */ -#define IOCTL_FLAGS_NO_PARAMS 1 +#define IOCTL_FLAGS_NO_PARAMS 1 +#define IOCTL_FLAGS_ISSUE_GLOBAL_EVENT 2 /*----------------------------------------------------------------- * Implementation of open/close/ioctl on the special char @@ -1635,12 +1643,12 @@ static ioctl_fn lookup_ioctl(unsigned int cmd, int *ioctl_flags) ioctl_fn fn; } _ioctls[] = { {DM_VERSION_CMD, 0, NULL}, /* version is dealt with elsewhere */ - {DM_REMOVE_ALL_CMD, IOCTL_FLAGS_NO_PARAMS, remove_all}, + {DM_REMOVE_ALL_CMD, IOCTL_FLAGS_NO_PARAMS | IOCTL_FLAGS_ISSUE_GLOBAL_EVENT, remove_all}, {DM_LIST_DEVICES_CMD, 0, list_devices}, - {DM_DEV_CREATE_CMD, IOCTL_FLAGS_NO_PARAMS, dev_create}, - {DM_DEV_REMOVE_CMD, IOCTL_FLAGS_NO_PARAMS, dev_remove}, - {DM_DEV_RENAME_CMD, 0, dev_rename}, + {DM_DEV_CREATE_CMD, IOCTL_FLAGS_NO_PARAMS | IOCTL_FLAGS_ISSUE_GLOBAL_EVENT, dev_create}, + {DM_DEV_REMOVE_CMD, IOCTL_FLAGS_NO_PARAMS | IOCTL_FLAGS_ISSUE_GLOBAL_EVENT, dev_remove}, + {DM_DEV_RENAME_CMD, IOCTL_FLAGS_ISSUE_GLOBAL_EVENT, dev_rename}, {DM_DEV_SUSPEND_CMD, IOCTL_FLAGS_NO_PARAMS, dev_suspend}, {DM_DEV_STATUS_CMD, IOCTL_FLAGS_NO_PARAMS, dev_status}, {DM_DEV_WAIT_CMD, 0, dev_wait}, @@ -1869,6 +1877,9 @@ static int ctl_ioctl(struct file *file, uint command, struct dm_ioctl __user *us unlikely(ioctl_flags & IOCTL_FLAGS_NO_PARAMS)) DMERR("ioctl %d tried to output some data but has IOCTL_FLAGS_NO_PARAMS set", cmd); + if (!r && ioctl_flags & IOCTL_FLAGS_ISSUE_GLOBAL_EVENT) + dm_issue_global_event(); + /* * Copy the results back to userland. */ diff --git a/drivers/md/dm-raid.c b/drivers/md/dm-raid.c index 1ac58c5651b7..2245d06d2045 100644 --- a/drivers/md/dm-raid.c +++ b/drivers/md/dm-raid.c @@ -3297,11 +3297,10 @@ static const char *__raid_dev_status(struct raid_set *rs, struct md_rdev *rdev, static sector_t rs_get_progress(struct raid_set *rs, sector_t resync_max_sectors, bool *array_in_sync) { - sector_t r, recovery_cp, curr_resync_completed; + sector_t r, curr_resync_completed; struct mddev *mddev = &rs->md; curr_resync_completed = mddev->curr_resync_completed ?: mddev->recovery_cp; - recovery_cp = mddev->recovery_cp; *array_in_sync = false; if (rs_is_raid0(rs)) { @@ -3330,9 +3329,11 @@ static sector_t rs_get_progress(struct raid_set *rs, } else if (test_bit(MD_RECOVERY_RUNNING, &mddev->recovery)) r = curr_resync_completed; else - r = recovery_cp; + r = mddev->recovery_cp; - if (r == MaxSector) { + if ((r == MaxSector) || + (test_bit(MD_RECOVERY_DONE, &mddev->recovery) && + (mddev->curr_resync_completed == resync_max_sectors))) { /* * Sync complete. */ @@ -3892,7 +3893,7 @@ static void raid_resume(struct dm_target *ti) static struct target_type raid_target = { .name = "raid", - .version = {1, 12, 1}, + .version = {1, 13, 0}, .module = THIS_MODULE, .ctr = raid_ctr, .dtr = raid_dtr, diff --git a/drivers/md/dm.c b/drivers/md/dm.c index 6e54145969c5..4be85324f44d 100644 --- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -52,6 +52,12 @@ static struct workqueue_struct *deferred_remove_workqueue; atomic_t dm_global_event_nr = ATOMIC_INIT(0); DECLARE_WAIT_QUEUE_HEAD(dm_global_eventq); +void dm_issue_global_event(void) +{ + atomic_inc(&dm_global_event_nr); + wake_up(&dm_global_eventq); +} + /* * One of these is allocated per bio. */ @@ -1865,9 +1871,8 @@ static void event_callback(void *context) dm_send_uevents(&uevents, &disk_to_dev(md->disk)->kobj); atomic_inc(&md->event_nr); - atomic_inc(&dm_global_event_nr); wake_up(&md->eventq); - wake_up(&dm_global_eventq); + dm_issue_global_event(); } /* @@ -2283,6 +2288,7 @@ struct dm_table *dm_swap_table(struct mapped_device *md, struct dm_table *table) } map = __bind(md, table, &limits); + dm_issue_global_event(); out: mutex_unlock(&md->suspend_lock); diff --git a/drivers/media/rc/ir-sharp-decoder.c b/drivers/media/rc/ir-sharp-decoder.c index ed43a4212479..129b558acc92 100644 --- a/drivers/media/rc/ir-sharp-decoder.c +++ b/drivers/media/rc/ir-sharp-decoder.c @@ -245,5 +245,5 @@ module_init(ir_sharp_decode_init); module_exit(ir_sharp_decode_exit); MODULE_LICENSE("GPL"); -MODULE_AUTHOR("James Hogan <james.hogan@imgtec.com>"); +MODULE_AUTHOR("James Hogan <jhogan@kernel.org>"); MODULE_DESCRIPTION("Sharp IR protocol decoder"); diff --git a/drivers/misc/cxl/cxllib.c b/drivers/misc/cxl/cxllib.c index 5dba23ca2e5f..dc9bc1807fdf 100644 --- a/drivers/misc/cxl/cxllib.c +++ b/drivers/misc/cxl/cxllib.c @@ -219,8 +219,17 @@ int cxllib_handle_fault(struct mm_struct *mm, u64 addr, u64 size, u64 flags) down_read(&mm->mmap_sem); - for (dar = addr; dar < addr + size; dar += page_size) { - if (!vma || dar < vma->vm_start || dar > vma->vm_end) { + vma = find_vma(mm, addr); + if (!vma) { + pr_err("Can't find vma for addr %016llx\n", addr); + rc = -EFAULT; + goto out; + } + /* get the size of the pages allocated */ + page_size = vma_kernel_pagesize(vma); + + for (dar = (addr & ~(page_size - 1)); dar < (addr + size); dar += page_size) { + if (dar < vma->vm_start || dar >= vma->vm_end) { vma = find_vma(mm, addr); if (!vma) { pr_err("Can't find vma for addr %016llx\n", addr); diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index c6678aa9b4ef..d74c7335c512 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -1100,6 +1100,10 @@ static int mv88e6xxx_port_check_hw_vlan(struct dsa_switch *ds, int port, }; int i, err; + /* DSA and CPU ports have to be members of multiple vlans */ + if (dsa_is_dsa_port(ds, port) || dsa_is_cpu_port(ds, port)) + return 0; + if (!vid_begin) return -EOPNOTSUPP; @@ -3947,7 +3951,9 @@ static void mv88e6xxx_remove(struct mdio_device *mdiodev) if (chip->irq > 0) { if (chip->info->g2_irqs > 0) mv88e6xxx_g2_irq_free(chip); + mutex_lock(&chip->reg_lock); mv88e6xxx_g1_irq_free(chip); + mutex_unlock(&chip->reg_lock); } } diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_cfg.h b/drivers/net/ethernet/aquantia/atlantic/aq_cfg.h index 214986436ece..0fdaaa643073 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_cfg.h +++ b/drivers/net/ethernet/aquantia/atlantic/aq_cfg.h @@ -51,6 +51,10 @@ #define AQ_CFG_SKB_FRAGS_MAX 32U +/* Number of descriptors available in one ring to resume this ring queue + */ +#define AQ_CFG_RESTART_DESC_THRES (AQ_CFG_SKB_FRAGS_MAX * 2) + #define AQ_CFG_NAPI_WEIGHT 64U #define AQ_CFG_MULTICAST_ADDRESS_MAX 32U diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c index 6ac9e2602d6d..0a5bb4114eb4 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c @@ -119,6 +119,35 @@ int aq_nic_cfg_start(struct aq_nic_s *self) return 0; } +static int aq_nic_update_link_status(struct aq_nic_s *self) +{ + int err = self->aq_hw_ops.hw_get_link_status(self->aq_hw); + + if (err) + return err; + + if (self->link_status.mbps != self->aq_hw->aq_link_status.mbps) + pr_info("%s: link change old %d new %d\n", + AQ_CFG_DRV_NAME, self->link_status.mbps, + self->aq_hw->aq_link_status.mbps); + + self->link_status = self->aq_hw->aq_link_status; + if (!netif_carrier_ok(self->ndev) && self->link_status.mbps) { + aq_utils_obj_set(&self->header.flags, + AQ_NIC_FLAG_STARTED); + aq_utils_obj_clear(&self->header.flags, + AQ_NIC_LINK_DOWN); + netif_carrier_on(self->ndev); + netif_tx_wake_all_queues(self->ndev); + } + if (netif_carrier_ok(self->ndev) && !self->link_status.mbps) { + netif_carrier_off(self->ndev); + netif_tx_disable(self->ndev); + aq_utils_obj_set(&self->header.flags, AQ_NIC_LINK_DOWN); + } + return 0; +} + static void aq_nic_service_timer_cb(unsigned long param) { struct aq_nic_s *self = (struct aq_nic_s *)param; @@ -131,26 +160,13 @@ static void aq_nic_service_timer_cb(unsigned long param) if (aq_utils_obj_test(&self->header.flags, AQ_NIC_FLAGS_IS_NOT_READY)) goto err_exit; - err = self->aq_hw_ops.hw_get_link_status(self->aq_hw); - if (err < 0) + err = aq_nic_update_link_status(self); + if (err) goto err_exit; - self->link_status = self->aq_hw->aq_link_status; - self->aq_hw_ops.hw_interrupt_moderation_set(self->aq_hw, self->aq_nic_cfg.is_interrupt_moderation); - if (self->link_status.mbps) { - aq_utils_obj_set(&self->header.flags, - AQ_NIC_FLAG_STARTED); - aq_utils_obj_clear(&self->header.flags, - AQ_NIC_LINK_DOWN); - netif_carrier_on(self->ndev); - } else { - netif_carrier_off(self->ndev); - aq_utils_obj_set(&self->header.flags, AQ_NIC_LINK_DOWN); - } - memset(&stats_rx, 0U, sizeof(struct aq_ring_stats_rx_s)); memset(&stats_tx, 0U, sizeof(struct aq_ring_stats_tx_s)); for (i = AQ_DIMOF(self->aq_vec); i--;) { @@ -214,7 +230,6 @@ struct aq_nic_s *aq_nic_alloc_cold(const struct net_device_ops *ndev_ops, SET_NETDEV_DEV(ndev, dev); ndev->if_port = port; - ndev->min_mtu = ETH_MIN_MTU; self->ndev = ndev; self->aq_pci_func = aq_pci_func; @@ -241,7 +256,6 @@ err_exit: int aq_nic_ndev_register(struct aq_nic_s *self) { int err = 0; - unsigned int i = 0U; if (!self->ndev) { err = -EINVAL; @@ -263,8 +277,7 @@ int aq_nic_ndev_register(struct aq_nic_s *self) netif_carrier_off(self->ndev); - for (i = AQ_CFG_VECS_MAX; i--;) - aq_nic_ndev_queue_stop(self, i); + netif_tx_disable(self->ndev); err = register_netdev(self->ndev); if (err < 0) @@ -283,6 +296,7 @@ int aq_nic_ndev_init(struct aq_nic_s *self) self->ndev->features = aq_hw_caps->hw_features; self->ndev->priv_flags = aq_hw_caps->hw_priv_flags; self->ndev->mtu = aq_nic_cfg->mtu - ETH_HLEN; + self->ndev->max_mtu = self->aq_hw_caps.mtu - ETH_FCS_LEN - ETH_HLEN; return 0; } @@ -318,12 +332,8 @@ struct aq_nic_s *aq_nic_alloc_hot(struct net_device *ndev) err = -EINVAL; goto err_exit; } - if (netif_running(ndev)) { - unsigned int i; - - for (i = AQ_CFG_VECS_MAX; i--;) - netif_stop_subqueue(ndev, i); - } + if (netif_running(ndev)) + netif_tx_disable(ndev); for (self->aq_vecs = 0; self->aq_vecs < self->aq_nic_cfg.vecs; self->aq_vecs++) { @@ -383,16 +393,6 @@ err_exit: return err; } -void aq_nic_ndev_queue_start(struct aq_nic_s *self, unsigned int idx) -{ - netif_start_subqueue(self->ndev, idx); -} - -void aq_nic_ndev_queue_stop(struct aq_nic_s *self, unsigned int idx) -{ - netif_stop_subqueue(self->ndev, idx); -} - int aq_nic_start(struct aq_nic_s *self) { struct aq_vec_s *aq_vec = NULL; @@ -451,10 +451,6 @@ int aq_nic_start(struct aq_nic_s *self) goto err_exit; } - for (i = 0U, aq_vec = self->aq_vec[0]; - self->aq_vecs > i; ++i, aq_vec = self->aq_vec[i]) - aq_nic_ndev_queue_start(self, i); - err = netif_set_real_num_tx_queues(self->ndev, self->aq_vecs); if (err < 0) goto err_exit; @@ -463,6 +459,8 @@ int aq_nic_start(struct aq_nic_s *self) if (err < 0) goto err_exit; + netif_tx_start_all_queues(self->ndev); + err_exit: return err; } @@ -475,6 +473,7 @@ static unsigned int aq_nic_map_skb(struct aq_nic_s *self, unsigned int nr_frags = skb_shinfo(skb)->nr_frags; unsigned int frag_count = 0U; unsigned int dx = ring->sw_tail; + struct aq_ring_buff_s *first = NULL; struct aq_ring_buff_s *dx_buff = &ring->buff_ring[dx]; if (unlikely(skb_is_gso(skb))) { @@ -485,6 +484,7 @@ static unsigned int aq_nic_map_skb(struct aq_nic_s *self, dx_buff->len_l4 = tcp_hdrlen(skb); dx_buff->mss = skb_shinfo(skb)->gso_size; dx_buff->is_txc = 1U; + dx_buff->eop_index = 0xffffU; dx_buff->is_ipv6 = (ip_hdr(skb)->version == 6) ? 1U : 0U; @@ -504,6 +504,7 @@ static unsigned int aq_nic_map_skb(struct aq_nic_s *self, if (unlikely(dma_mapping_error(aq_nic_get_dev(self), dx_buff->pa))) goto exit; + first = dx_buff; dx_buff->len_pkt = skb->len; dx_buff->is_sop = 1U; dx_buff->is_mapped = 1U; @@ -532,40 +533,46 @@ static unsigned int aq_nic_map_skb(struct aq_nic_s *self, for (; nr_frags--; ++frag_count) { unsigned int frag_len = 0U; + unsigned int buff_offset = 0U; + unsigned int buff_size = 0U; dma_addr_t frag_pa; skb_frag_t *frag = &skb_shinfo(skb)->frags[frag_count]; frag_len = skb_frag_size(frag); - frag_pa = skb_frag_dma_map(aq_nic_get_dev(self), frag, 0, - frag_len, DMA_TO_DEVICE); - if (unlikely(dma_mapping_error(aq_nic_get_dev(self), frag_pa))) - goto mapping_error; + while (frag_len) { + if (frag_len > AQ_CFG_TX_FRAME_MAX) + buff_size = AQ_CFG_TX_FRAME_MAX; + else + buff_size = frag_len; + + frag_pa = skb_frag_dma_map(aq_nic_get_dev(self), + frag, + buff_offset, + buff_size, + DMA_TO_DEVICE); + + if (unlikely(dma_mapping_error(aq_nic_get_dev(self), + frag_pa))) + goto mapping_error; - while (frag_len > AQ_CFG_TX_FRAME_MAX) { dx = aq_ring_next_dx(ring, dx); dx_buff = &ring->buff_ring[dx]; dx_buff->flags = 0U; - dx_buff->len = AQ_CFG_TX_FRAME_MAX; + dx_buff->len = buff_size; dx_buff->pa = frag_pa; dx_buff->is_mapped = 1U; + dx_buff->eop_index = 0xffffU; + + frag_len -= buff_size; + buff_offset += buff_size; - frag_len -= AQ_CFG_TX_FRAME_MAX; - frag_pa += AQ_CFG_TX_FRAME_MAX; ++ret; } - - dx = aq_ring_next_dx(ring, dx); - dx_buff = &ring->buff_ring[dx]; - - dx_buff->flags = 0U; - dx_buff->len = frag_len; - dx_buff->pa = frag_pa; - dx_buff->is_mapped = 1U; - ++ret; } + first->eop_index = dx; dx_buff->is_eop = 1U; dx_buff->skb = skb; goto exit; @@ -602,7 +609,6 @@ int aq_nic_xmit(struct aq_nic_s *self, struct sk_buff *skb) unsigned int vec = skb->queue_mapping % self->aq_nic_cfg.vecs; unsigned int tc = 0U; int err = NETDEV_TX_OK; - bool is_nic_in_bad_state; frags = skb_shinfo(skb)->nr_frags + 1; @@ -613,13 +619,10 @@ int aq_nic_xmit(struct aq_nic_s *self, struct sk_buff *skb) goto err_exit; } - is_nic_in_bad_state = aq_utils_obj_test(&self->header.flags, - AQ_NIC_FLAGS_IS_NOT_TX_READY) || - (aq_ring_avail_dx(ring) < - AQ_CFG_SKB_FRAGS_MAX); + aq_ring_update_queue_state(ring); - if (is_nic_in_bad_state) { - aq_nic_ndev_queue_stop(self, ring->idx); + /* Above status update may stop the queue. Check this. */ + if (__netif_subqueue_stopped(self->ndev, ring->idx)) { err = NETDEV_TX_BUSY; goto err_exit; } @@ -631,9 +634,6 @@ int aq_nic_xmit(struct aq_nic_s *self, struct sk_buff *skb) ring, frags); if (err >= 0) { - if (aq_ring_avail_dx(ring) < AQ_CFG_SKB_FRAGS_MAX + 1) - aq_nic_ndev_queue_stop(self, ring->idx); - ++ring->stats.tx.packets; ring->stats.tx.bytes += skb->len; } @@ -693,16 +693,9 @@ int aq_nic_set_multicast_list(struct aq_nic_s *self, struct net_device *ndev) int aq_nic_set_mtu(struct aq_nic_s *self, int new_mtu) { - int err = 0; - - if (new_mtu > self->aq_hw_caps.mtu) { - err = -EINVAL; - goto err_exit; - } self->aq_nic_cfg.mtu = new_mtu; -err_exit: - return err; + return 0; } int aq_nic_set_mac(struct aq_nic_s *self, struct net_device *ndev) @@ -905,9 +898,7 @@ int aq_nic_stop(struct aq_nic_s *self) struct aq_vec_s *aq_vec = NULL; unsigned int i = 0U; - for (i = 0U, aq_vec = self->aq_vec[0]; - self->aq_vecs > i; ++i, aq_vec = self->aq_vec[i]) - aq_nic_ndev_queue_stop(self, i); + netif_tx_disable(self->ndev); del_timer_sync(&self->service_timer); diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_nic.h b/drivers/net/ethernet/aquantia/atlantic/aq_nic.h index 7fc2a5ecb2b7..0ddd556ff901 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_nic.h +++ b/drivers/net/ethernet/aquantia/atlantic/aq_nic.h @@ -83,8 +83,6 @@ struct net_device *aq_nic_get_ndev(struct aq_nic_s *self); int aq_nic_init(struct aq_nic_s *self); int aq_nic_cfg_start(struct aq_nic_s *self); int aq_nic_ndev_register(struct aq_nic_s *self); -void aq_nic_ndev_queue_start(struct aq_nic_s *self, unsigned int idx); -void aq_nic_ndev_queue_stop(struct aq_nic_s *self, unsigned int idx); void aq_nic_ndev_free(struct aq_nic_s *self); int aq_nic_start(struct aq_nic_s *self); int aq_nic_xmit(struct aq_nic_s *self, struct sk_buff *skb); diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_ring.c b/drivers/net/ethernet/aquantia/atlantic/aq_ring.c index 4eee1996a825..0654e0c76bc2 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_ring.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_ring.c @@ -104,6 +104,38 @@ int aq_ring_init(struct aq_ring_s *self) return 0; } +static inline bool aq_ring_dx_in_range(unsigned int h, unsigned int i, + unsigned int t) +{ + return (h < t) ? ((h < i) && (i < t)) : ((h < i) || (i < t)); +} + +void aq_ring_update_queue_state(struct aq_ring_s *ring) +{ + if (aq_ring_avail_dx(ring) <= AQ_CFG_SKB_FRAGS_MAX) + aq_ring_queue_stop(ring); + else if (aq_ring_avail_dx(ring) > AQ_CFG_RESTART_DESC_THRES) + aq_ring_queue_wake(ring); +} + +void aq_ring_queue_wake(struct aq_ring_s *ring) +{ + struct net_device *ndev = aq_nic_get_ndev(ring->aq_nic); + + if (__netif_subqueue_stopped(ndev, ring->idx)) { + netif_wake_subqueue(ndev, ring->idx); + ring->stats.tx.queue_restarts++; + } +} + +void aq_ring_queue_stop(struct aq_ring_s *ring) +{ + struct net_device *ndev = aq_nic_get_ndev(ring->aq_nic); + + if (!__netif_subqueue_stopped(ndev, ring->idx)) + netif_stop_subqueue(ndev, ring->idx); +} + void aq_ring_tx_clean(struct aq_ring_s *self) { struct device *dev = aq_nic_get_dev(self->aq_nic); @@ -113,23 +145,28 @@ void aq_ring_tx_clean(struct aq_ring_s *self) struct aq_ring_buff_s *buff = &self->buff_ring[self->sw_head]; if (likely(buff->is_mapped)) { - if (unlikely(buff->is_sop)) + if (unlikely(buff->is_sop)) { + if (!buff->is_eop && + buff->eop_index != 0xffffU && + (!aq_ring_dx_in_range(self->sw_head, + buff->eop_index, + self->hw_head))) + break; + dma_unmap_single(dev, buff->pa, buff->len, DMA_TO_DEVICE); - else + } else { dma_unmap_page(dev, buff->pa, buff->len, DMA_TO_DEVICE); + } } if (unlikely(buff->is_eop)) dev_kfree_skb_any(buff->skb); - } -} -static inline unsigned int aq_ring_dx_in_range(unsigned int h, unsigned int i, - unsigned int t) -{ - return (h < t) ? ((h < i) && (i < t)) : ((h < i) || (i < t)); + buff->pa = 0U; + buff->eop_index = 0xffffU; + } } #define AQ_SKB_ALIGN SKB_DATA_ALIGN(sizeof(struct skb_shared_info)) diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_ring.h b/drivers/net/ethernet/aquantia/atlantic/aq_ring.h index 782176c5f4f8..5844078764bd 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_ring.h +++ b/drivers/net/ethernet/aquantia/atlantic/aq_ring.h @@ -65,7 +65,7 @@ struct __packed aq_ring_buff_s { }; union { struct { - u32 len:16; + u16 len; u32 is_ip_cso:1; u32 is_udp_cso:1; u32 is_tcp_cso:1; @@ -77,8 +77,10 @@ struct __packed aq_ring_buff_s { u32 is_cleaned:1; u32 is_error:1; u32 rsvd3:6; + u16 eop_index; + u16 rsvd4; }; - u32 flags; + u64 flags; }; }; @@ -94,6 +96,7 @@ struct aq_ring_stats_tx_s { u64 errors; u64 packets; u64 bytes; + u64 queue_restarts; }; union aq_ring_stats_s { @@ -147,6 +150,9 @@ struct aq_ring_s *aq_ring_rx_alloc(struct aq_ring_s *self, int aq_ring_init(struct aq_ring_s *self); void aq_ring_rx_deinit(struct aq_ring_s *self); void aq_ring_free(struct aq_ring_s *self); +void aq_ring_update_queue_state(struct aq_ring_s *ring); +void aq_ring_queue_wake(struct aq_ring_s *ring); +void aq_ring_queue_stop(struct aq_ring_s *ring); void aq_ring_tx_clean(struct aq_ring_s *self); int aq_ring_rx_clean(struct aq_ring_s *self, struct napi_struct *napi, diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_vec.c b/drivers/net/ethernet/aquantia/atlantic/aq_vec.c index ebf588004c46..305ff8ffac2c 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_vec.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_vec.c @@ -59,12 +59,7 @@ static int aq_vec_poll(struct napi_struct *napi, int budget) if (ring[AQ_VEC_TX_ID].sw_head != ring[AQ_VEC_TX_ID].hw_head) { aq_ring_tx_clean(&ring[AQ_VEC_TX_ID]); - - if (aq_ring_avail_dx(&ring[AQ_VEC_TX_ID]) > - AQ_CFG_SKB_FRAGS_MAX) { - aq_nic_ndev_queue_start(self->aq_nic, - ring[AQ_VEC_TX_ID].idx); - } + aq_ring_update_queue_state(&ring[AQ_VEC_TX_ID]); was_tx_cleaned = true; } @@ -364,6 +359,7 @@ void aq_vec_add_stats(struct aq_vec_s *self, stats_tx->packets += tx->packets; stats_tx->bytes += tx->bytes; stats_tx->errors += tx->errors; + stats_tx->queue_restarts += tx->queue_restarts; } } diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0_internal.h b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0_internal.h index f3957e930340..fcf89e25a773 100644 --- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0_internal.h +++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0_internal.h @@ -16,7 +16,7 @@ #include "../aq_common.h" -#define HW_ATL_B0_MTU_JUMBO (16000U) +#define HW_ATL_B0_MTU_JUMBO 16352U #define HW_ATL_B0_MTU 1514U #define HW_ATL_B0_TX_RINGS 4U diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c index 4f5ec9a0fbfb..bf734b32e44b 100644 --- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c +++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c @@ -351,8 +351,7 @@ int hw_atl_utils_mpi_get_link_status(struct aq_hw_s *self) break; default: - link_status->mbps = 0U; - break; + return -EBUSY; } } diff --git a/drivers/net/ethernet/broadcom/cnic.c b/drivers/net/ethernet/broadcom/cnic.c index cec94bbb2ea5..8bc126a156e8 100644 --- a/drivers/net/ethernet/broadcom/cnic.c +++ b/drivers/net/ethernet/broadcom/cnic.c @@ -1278,7 +1278,7 @@ static int cnic_alloc_bnx2x_resc(struct cnic_dev *dev) ret = cnic_alloc_dma(dev, kwq_16_dma, pages, 0); if (ret) - return -ENOMEM; + goto error; n = CNIC_PAGE_SIZE / CNIC_KWQ16_DATA_SIZE; for (i = 0, j = 0; i < cp->max_cid_space; i++) { diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c index e0685e630afe..c1cdbfd83bdb 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c @@ -2652,7 +2652,8 @@ static int hclge_rss_init_hw(struct hclge_dev *hdev) dev_err(&hdev->pdev->dev, "Configure rss tc size failed, invalid TC_SIZE = %d\n", rss_size); - return -EINVAL; + ret = -EINVAL; + goto err; } roundup_size = roundup_pow_of_two(rss_size); diff --git a/drivers/net/ethernet/marvell/mvpp2.c b/drivers/net/ethernet/marvell/mvpp2.c index dd0ee2691c86..9c86cb7cb988 100644 --- a/drivers/net/ethernet/marvell/mvpp2.c +++ b/drivers/net/ethernet/marvell/mvpp2.c @@ -333,7 +333,7 @@ #define MVPP2_GMAC_INBAND_AN_MASK BIT(0) #define MVPP2_GMAC_FLOW_CTRL_MASK GENMASK(2, 1) #define MVPP2_GMAC_PCS_ENABLE_MASK BIT(3) -#define MVPP2_GMAC_PORT_RGMII_MASK BIT(4) +#define MVPP2_GMAC_INTERNAL_CLK_MASK BIT(4) #define MVPP2_GMAC_DISABLE_PADDING BIT(5) #define MVPP2_GMAC_PORT_RESET_MASK BIT(6) #define MVPP2_GMAC_AUTONEG_CONFIG 0xc @@ -676,6 +676,7 @@ enum mvpp2_tag_type { #define MVPP2_PRS_RI_L3_MCAST BIT(15) #define MVPP2_PRS_RI_L3_BCAST (BIT(15) | BIT(16)) #define MVPP2_PRS_RI_IP_FRAG_MASK 0x20000 +#define MVPP2_PRS_RI_IP_FRAG_TRUE BIT(17) #define MVPP2_PRS_RI_UDF3_MASK 0x300000 #define MVPP2_PRS_RI_UDF3_RX_SPECIAL BIT(21) #define MVPP2_PRS_RI_L4_PROTO_MASK 0x1c00000 @@ -792,6 +793,7 @@ struct mvpp2 { struct clk *pp_clk; struct clk *gop_clk; struct clk *mg_clk; + struct clk *axi_clk; /* List of pointers to port structures */ struct mvpp2_port **port_list; @@ -2315,7 +2317,7 @@ static int mvpp2_prs_ip4_proto(struct mvpp2 *priv, unsigned short proto, (proto != IPPROTO_IGMP)) return -EINVAL; - /* Fragmented packet */ + /* Not fragmented packet */ tid = mvpp2_prs_tcam_first_free(priv, MVPP2_PE_FIRST_FREE_TID, MVPP2_PE_LAST_FREE_TID); if (tid < 0) @@ -2334,8 +2336,12 @@ static int mvpp2_prs_ip4_proto(struct mvpp2 *priv, unsigned short proto, MVPP2_PRS_SRAM_OP_SEL_UDF_ADD); mvpp2_prs_sram_ai_update(&pe, MVPP2_PRS_IPV4_DIP_AI_BIT, MVPP2_PRS_IPV4_DIP_AI_BIT); - mvpp2_prs_sram_ri_update(&pe, ri | MVPP2_PRS_RI_IP_FRAG_MASK, - ri_mask | MVPP2_PRS_RI_IP_FRAG_MASK); + mvpp2_prs_sram_ri_update(&pe, ri, ri_mask | MVPP2_PRS_RI_IP_FRAG_MASK); + + mvpp2_prs_tcam_data_byte_set(&pe, 2, 0x00, + MVPP2_PRS_TCAM_PROTO_MASK_L); + mvpp2_prs_tcam_data_byte_set(&pe, 3, 0x00, + MVPP2_PRS_TCAM_PROTO_MASK); mvpp2_prs_tcam_data_byte_set(&pe, 5, proto, MVPP2_PRS_TCAM_PROTO_MASK); mvpp2_prs_tcam_ai_update(&pe, 0, MVPP2_PRS_IPV4_DIP_AI_BIT); @@ -2346,7 +2352,7 @@ static int mvpp2_prs_ip4_proto(struct mvpp2 *priv, unsigned short proto, mvpp2_prs_shadow_set(priv, pe.index, MVPP2_PRS_LU_IP4); mvpp2_prs_hw_write(priv, &pe); - /* Not fragmented packet */ + /* Fragmented packet */ tid = mvpp2_prs_tcam_first_free(priv, MVPP2_PE_FIRST_FREE_TID, MVPP2_PE_LAST_FREE_TID); if (tid < 0) @@ -2358,8 +2364,11 @@ static int mvpp2_prs_ip4_proto(struct mvpp2 *priv, unsigned short proto, pe.sram.word[MVPP2_PRS_SRAM_RI_CTRL_WORD] = 0x0; mvpp2_prs_sram_ri_update(&pe, ri, ri_mask); - mvpp2_prs_tcam_data_byte_set(&pe, 2, 0x00, MVPP2_PRS_TCAM_PROTO_MASK_L); - mvpp2_prs_tcam_data_byte_set(&pe, 3, 0x00, MVPP2_PRS_TCAM_PROTO_MASK); + mvpp2_prs_sram_ri_update(&pe, ri | MVPP2_PRS_RI_IP_FRAG_TRUE, + ri_mask | MVPP2_PRS_RI_IP_FRAG_MASK); + + mvpp2_prs_tcam_data_byte_set(&pe, 2, 0x00, 0x0); + mvpp2_prs_tcam_data_byte_set(&pe, 3, 0x00, 0x0); /* Update shadow table and hw entry */ mvpp2_prs_shadow_set(priv, pe.index, MVPP2_PRS_LU_IP4); @@ -4591,7 +4600,6 @@ static void mvpp2_port_mii_gmac_configure(struct mvpp2_port *port) val |= MVPP2_GMAC_INBAND_AN_MASK | MVPP2_GMAC_PCS_ENABLE_MASK; } else if (phy_interface_mode_is_rgmii(port->phy_interface)) { val &= ~MVPP2_GMAC_PCS_ENABLE_MASK; - val |= MVPP2_GMAC_PORT_RGMII_MASK; } writel(val, port->base + MVPP2_GMAC_CTRL_2_REG); @@ -7496,7 +7504,7 @@ static void mvpp2_port_copy_mac_addr(struct net_device *dev, struct mvpp2 *priv, /* Ports initialization */ static int mvpp2_port_probe(struct platform_device *pdev, struct device_node *port_node, - struct mvpp2 *priv) + struct mvpp2 *priv, int index) { struct device_node *phy_node; struct phy *comphy; @@ -7670,7 +7678,7 @@ static int mvpp2_port_probe(struct platform_device *pdev, } netdev_info(dev, "Using %s mac address %pM\n", mac_from, dev->dev_addr); - priv->port_list[id] = port; + priv->port_list[index] = port; return 0; err_free_port_pcpu: @@ -7963,6 +7971,18 @@ static int mvpp2_probe(struct platform_device *pdev) err = clk_prepare_enable(priv->mg_clk); if (err < 0) goto err_gop_clk; + + priv->axi_clk = devm_clk_get(&pdev->dev, "axi_clk"); + if (IS_ERR(priv->axi_clk)) { + err = PTR_ERR(priv->axi_clk); + if (err == -EPROBE_DEFER) + goto err_gop_clk; + priv->axi_clk = NULL; + } else { + err = clk_prepare_enable(priv->axi_clk); + if (err < 0) + goto err_gop_clk; + } } /* Get system's tclk rate */ @@ -8005,16 +8025,19 @@ static int mvpp2_probe(struct platform_device *pdev) } /* Initialize ports */ + i = 0; for_each_available_child_of_node(dn, port_node) { - err = mvpp2_port_probe(pdev, port_node, priv); + err = mvpp2_port_probe(pdev, port_node, priv, i); if (err < 0) goto err_mg_clk; + i++; } platform_set_drvdata(pdev, priv); return 0; err_mg_clk: + clk_disable_unprepare(priv->axi_clk); if (priv->hw_version == MVPP22) clk_disable_unprepare(priv->mg_clk); err_gop_clk: @@ -8052,6 +8075,7 @@ static int mvpp2_remove(struct platform_device *pdev) aggr_txq->descs_dma); } + clk_disable_unprepare(priv->axi_clk); clk_disable_unprepare(priv->mg_clk); clk_disable_unprepare(priv->pp_clk); clk_disable_unprepare(priv->gop_clk); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/diag/fs_tracepoint.h b/drivers/net/ethernet/mellanox/mlx5/core/diag/fs_tracepoint.h index 1e3a6c3e4132..80eef4163f52 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/diag/fs_tracepoint.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/diag/fs_tracepoint.h @@ -139,7 +139,7 @@ TRACE_EVENT(mlx5_fs_del_fg, {MLX5_FLOW_CONTEXT_ACTION_FWD_NEXT_PRIO, "NEXT_PRIO"} TRACE_EVENT(mlx5_fs_set_fte, - TP_PROTO(const struct fs_fte *fte, bool new_fte), + TP_PROTO(const struct fs_fte *fte, int new_fte), TP_ARGS(fte, new_fte), TP_STRUCT__entry( __field(const struct fs_fte *, fte) @@ -149,7 +149,7 @@ TRACE_EVENT(mlx5_fs_set_fte, __field(u32, action) __field(u32, flow_tag) __field(u8, mask_enable) - __field(bool, new_fte) + __field(int, new_fte) __array(u32, mask_outer, MLX5_ST_SZ_DW(fte_match_set_lyr_2_4)) __array(u32, mask_inner, MLX5_ST_SZ_DW(fte_match_set_lyr_2_4)) __array(u32, mask_misc, MLX5_ST_SZ_DW(fte_match_set_misc)) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c b/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c index f11fd07ac4dd..850cdc980ab5 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c @@ -291,7 +291,7 @@ void mlx5e_enable_vlan_filter(struct mlx5e_priv *priv) priv->fs.vlan.filter_disabled = false; if (priv->netdev->flags & IFF_PROMISC) return; - mlx5e_del_any_vid_rules(priv); + mlx5e_del_vlan_rule(priv, MLX5E_VLAN_RULE_TYPE_ANY_CTAG_VID, 0); } void mlx5e_disable_vlan_filter(struct mlx5e_priv *priv) @@ -302,7 +302,7 @@ void mlx5e_disable_vlan_filter(struct mlx5e_priv *priv) priv->fs.vlan.filter_disabled = true; if (priv->netdev->flags & IFF_PROMISC) return; - mlx5e_add_any_vid_rules(priv); + mlx5e_add_vlan_rule(priv, MLX5E_VLAN_RULE_TYPE_ANY_CTAG_VID, 0); } int mlx5e_vlan_rx_add_vid(struct net_device *dev, __always_unused __be16 proto, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index dfc29720ab77..cc11bbbd0309 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -184,7 +184,6 @@ static void mlx5e_update_sw_counters(struct mlx5e_priv *priv) struct mlx5e_sw_stats temp, *s = &temp; struct mlx5e_rq_stats *rq_stats; struct mlx5e_sq_stats *sq_stats; - u64 tx_offload_none = 0; int i, j; memset(s, 0, sizeof(*s)); @@ -199,6 +198,7 @@ static void mlx5e_update_sw_counters(struct mlx5e_priv *priv) s->rx_lro_bytes += rq_stats->lro_bytes; s->rx_csum_none += rq_stats->csum_none; s->rx_csum_complete += rq_stats->csum_complete; + s->rx_csum_unnecessary += rq_stats->csum_unnecessary; s->rx_csum_unnecessary_inner += rq_stats->csum_unnecessary_inner; s->rx_xdp_drop += rq_stats->xdp_drop; s->rx_xdp_tx += rq_stats->xdp_tx; @@ -229,14 +229,11 @@ static void mlx5e_update_sw_counters(struct mlx5e_priv *priv) s->tx_queue_dropped += sq_stats->dropped; s->tx_xmit_more += sq_stats->xmit_more; s->tx_csum_partial_inner += sq_stats->csum_partial_inner; - tx_offload_none += sq_stats->csum_none; + s->tx_csum_none += sq_stats->csum_none; + s->tx_csum_partial += sq_stats->csum_partial; } } - /* Update calculated offload counters */ - s->tx_csum_partial = s->tx_packets - tx_offload_none - s->tx_csum_partial_inner; - s->rx_csum_unnecessary = s->rx_packets - s->rx_csum_none - s->rx_csum_complete; - s->link_down_events_phy = MLX5_GET(ppcnt_reg, priv->stats.pport.phy_counters, counter_set.phys_layer_cntrs.link_down_events); @@ -3333,8 +3330,8 @@ static int mlx5e_handle_feature(struct net_device *netdev, err = feature_handler(netdev, enable); if (err) { - netdev_err(netdev, "%s feature 0x%llx failed err %d\n", - enable ? "Enable" : "Disable", feature, err); + netdev_err(netdev, "%s feature %pNF failed, err %d\n", + enable ? "Enable" : "Disable", &feature, err); return err; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c index f1dd638384d3..15a1687483cc 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c @@ -627,6 +627,7 @@ static inline void mlx5e_handle_csum(struct net_device *netdev, if (lro) { skb->ip_summed = CHECKSUM_UNNECESSARY; + rq->stats.csum_unnecessary++; return; } @@ -644,7 +645,9 @@ static inline void mlx5e_handle_csum(struct net_device *netdev, skb->csum_level = 1; skb->encapsulation = 1; rq->stats.csum_unnecessary_inner++; + return; } + rq->stats.csum_unnecessary++; return; } csum_none: diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h index 6d199ffb1c0b..f8637213afc0 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h @@ -68,6 +68,7 @@ struct mlx5e_sw_stats { u64 rx_xdp_drop; u64 rx_xdp_tx; u64 rx_xdp_tx_full; + u64 tx_csum_none; u64 tx_csum_partial; u64 tx_csum_partial_inner; u64 tx_queue_stopped; @@ -108,6 +109,7 @@ static const struct counter_desc sw_stats_desc[] = { { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_xdp_drop) }, { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_xdp_tx) }, { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_xdp_tx_full) }, + { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_csum_none) }, { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_csum_partial) }, { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_csum_partial_inner) }, { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_queue_stopped) }, @@ -339,6 +341,7 @@ struct mlx5e_rq_stats { u64 packets; u64 bytes; u64 csum_complete; + u64 csum_unnecessary; u64 csum_unnecessary_inner; u64 csum_none; u64 lro_packets; @@ -363,6 +366,7 @@ static const struct counter_desc rq_stats_desc[] = { { MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, packets) }, { MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, bytes) }, { MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, csum_complete) }, + { MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, csum_unnecessary) }, { MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, csum_unnecessary_inner) }, { MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, csum_none) }, { MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, xdp_drop) }, @@ -392,6 +396,7 @@ struct mlx5e_sq_stats { u64 tso_bytes; u64 tso_inner_packets; u64 tso_inner_bytes; + u64 csum_partial; u64 csum_partial_inner; u64 nop; /* less likely accessed in data path */ @@ -408,6 +413,7 @@ static const struct counter_desc sq_stats_desc[] = { { MLX5E_DECLARE_TX_STAT(struct mlx5e_sq_stats, tso_bytes) }, { MLX5E_DECLARE_TX_STAT(struct mlx5e_sq_stats, tso_inner_packets) }, { MLX5E_DECLARE_TX_STAT(struct mlx5e_sq_stats, tso_inner_bytes) }, + { MLX5E_DECLARE_TX_STAT(struct mlx5e_sq_stats, csum_partial) }, { MLX5E_DECLARE_TX_STAT(struct mlx5e_sq_stats, csum_partial_inner) }, { MLX5E_DECLARE_TX_STAT(struct mlx5e_sq_stats, nop) }, { MLX5E_DECLARE_TX_STAT(struct mlx5e_sq_stats, csum_none) }, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c index da503e6411da..1aa2028ed995 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -1317,6 +1317,69 @@ static bool csum_offload_supported(struct mlx5e_priv *priv, u32 action, u32 upda return true; } +static bool modify_header_match_supported(struct mlx5_flow_spec *spec, + struct tcf_exts *exts) +{ + const struct tc_action *a; + bool modify_ip_header; + LIST_HEAD(actions); + u8 htype, ip_proto; + void *headers_v; + u16 ethertype; + int nkeys, i; + + headers_v = MLX5_ADDR_OF(fte_match_param, spec->match_value, outer_headers); + ethertype = MLX5_GET(fte_match_set_lyr_2_4, headers_v, ethertype); + + /* for non-IP we only re-write MACs, so we're okay */ + if (ethertype != ETH_P_IP && ethertype != ETH_P_IPV6) + goto out_ok; + + modify_ip_header = false; + tcf_exts_to_list(exts, &actions); + list_for_each_entry(a, &actions, list) { + if (!is_tcf_pedit(a)) + continue; + + nkeys = tcf_pedit_nkeys(a); + for (i = 0; i < nkeys; i++) { + htype = tcf_pedit_htype(a, i); + if (htype == TCA_PEDIT_KEY_EX_HDR_TYPE_IP4 || + htype == TCA_PEDIT_KEY_EX_HDR_TYPE_IP6) { + modify_ip_header = true; + break; + } + } + } + + ip_proto = MLX5_GET(fte_match_set_lyr_2_4, headers_v, ip_protocol); + if (modify_ip_header && ip_proto != IPPROTO_TCP && ip_proto != IPPROTO_UDP) { + pr_info("can't offload re-write of ip proto %d\n", ip_proto); + return false; + } + +out_ok: + return true; +} + +static bool actions_match_supported(struct mlx5e_priv *priv, + struct tcf_exts *exts, + struct mlx5e_tc_flow_parse_attr *parse_attr, + struct mlx5e_tc_flow *flow) +{ + u32 actions; + + if (flow->flags & MLX5E_TC_FLOW_ESWITCH) + actions = flow->esw_attr->action; + else + actions = flow->nic_attr->action; + + if (actions & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR) + return modify_header_match_supported(&parse_attr->spec, exts); + + return true; +} + static int parse_tc_nic_actions(struct mlx5e_priv *priv, struct tcf_exts *exts, struct mlx5e_tc_flow_parse_attr *parse_attr, struct mlx5e_tc_flow *flow) @@ -1378,6 +1441,9 @@ static int parse_tc_nic_actions(struct mlx5e_priv *priv, struct tcf_exts *exts, return -EINVAL; } + if (!actions_match_supported(priv, exts, parse_attr, flow)) + return -EOPNOTSUPP; + return 0; } @@ -1564,7 +1630,7 @@ static int mlx5e_create_encap_header_ipv4(struct mlx5e_priv *priv, break; default: err = -EOPNOTSUPP; - goto out; + goto free_encap; } fl4.flowi4_tos = tun_key->tos; fl4.daddr = tun_key->u.ipv4.dst; @@ -1573,7 +1639,7 @@ static int mlx5e_create_encap_header_ipv4(struct mlx5e_priv *priv, err = mlx5e_route_lookup_ipv4(priv, mirred_dev, &out_dev, &fl4, &n, &ttl); if (err) - goto out; + goto free_encap; /* used by mlx5e_detach_encap to lookup a neigh hash table * entry in the neigh hash table when a user deletes a rule @@ -1590,7 +1656,7 @@ static int mlx5e_create_encap_header_ipv4(struct mlx5e_priv *priv, */ err = mlx5e_rep_encap_entry_attach(netdev_priv(out_dev), e); if (err) - goto out; + goto free_encap; read_lock_bh(&n->lock); nud_state = n->nud_state; @@ -1630,8 +1696,9 @@ static int mlx5e_create_encap_header_ipv4(struct mlx5e_priv *priv, destroy_neigh_entry: mlx5e_rep_encap_entry_detach(netdev_priv(e->out_dev), e); -out: +free_encap: kfree(encap_header); +out: if (n) neigh_release(n); return err; @@ -1668,7 +1735,7 @@ static int mlx5e_create_encap_header_ipv6(struct mlx5e_priv *priv, break; default: err = -EOPNOTSUPP; - goto out; + goto free_encap; } fl6.flowlabel = ip6_make_flowinfo(RT_TOS(tun_key->tos), tun_key->label); @@ -1678,7 +1745,7 @@ static int mlx5e_create_encap_header_ipv6(struct mlx5e_priv *priv, err = mlx5e_route_lookup_ipv6(priv, mirred_dev, &out_dev, &fl6, &n, &ttl); if (err) - goto out; + goto free_encap; /* used by mlx5e_detach_encap to lookup a neigh hash table * entry in the neigh hash table when a user deletes a rule @@ -1695,7 +1762,7 @@ static int mlx5e_create_encap_header_ipv6(struct mlx5e_priv *priv, */ err = mlx5e_rep_encap_entry_attach(netdev_priv(out_dev), e); if (err) - goto out; + goto free_encap; read_lock_bh(&n->lock); nud_state = n->nud_state; @@ -1736,8 +1803,9 @@ static int mlx5e_create_encap_header_ipv6(struct mlx5e_priv *priv, destroy_neigh_entry: mlx5e_rep_encap_entry_detach(netdev_priv(e->out_dev), e); -out: +free_encap: kfree(encap_header); +out: if (n) neigh_release(n); return err; @@ -1791,6 +1859,7 @@ vxlan_encap_offload_err: } } + /* must verify if encap is valid or not */ if (found) goto attach_flow; @@ -1817,6 +1886,8 @@ attach_flow: *encap_dev = e->out_dev; if (e->flags & MLX5_ENCAP_ENTRY_VALID) attr->encap_id = e->encap_id; + else + err = -EAGAIN; return err; @@ -1934,6 +2005,10 @@ static int parse_tc_fdb_actions(struct mlx5e_priv *priv, struct tcf_exts *exts, return -EINVAL; } + + if (!actions_match_supported(priv, exts, parse_attr, flow)) + return -EOPNOTSUPP; + return err; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c index fee43e40fa16..1d6925d4369a 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c @@ -193,6 +193,7 @@ mlx5e_txwqe_build_eseg_csum(struct mlx5e_txqsq *sq, struct sk_buff *skb, struct sq->stats.csum_partial_inner++; } else { eseg->cs_flags |= MLX5_ETH_WQE_L4_CSUM; + sq->stats.csum_partial++; } } else sq->stats.csum_none++; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fpga/cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/fpga/cmd.c index e37453d838db..c0fd2212e890 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fpga/cmd.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fpga/cmd.c @@ -71,11 +71,11 @@ int mlx5_fpga_access_reg(struct mlx5_core_dev *dev, u8 size, u64 addr, return 0; } -int mlx5_fpga_caps(struct mlx5_core_dev *dev, u32 *caps) +int mlx5_fpga_caps(struct mlx5_core_dev *dev) { u32 in[MLX5_ST_SZ_DW(fpga_cap)] = {0}; - return mlx5_core_access_reg(dev, in, sizeof(in), caps, + return mlx5_core_access_reg(dev, in, sizeof(in), dev->caps.fpga, MLX5_ST_SZ_BYTES(fpga_cap), MLX5_REG_FPGA_CAP, 0, 0); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fpga/cmd.h b/drivers/net/ethernet/mellanox/mlx5/core/fpga/cmd.h index 94bdfd47c3f0..d05233c9b4f6 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fpga/cmd.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/fpga/cmd.h @@ -65,7 +65,7 @@ struct mlx5_fpga_qp_counters { u64 rx_total_drop; }; -int mlx5_fpga_caps(struct mlx5_core_dev *dev, u32 *caps); +int mlx5_fpga_caps(struct mlx5_core_dev *dev); int mlx5_fpga_query(struct mlx5_core_dev *dev, struct mlx5_fpga_query *query); int mlx5_fpga_ctrl_op(struct mlx5_core_dev *dev, u8 op); int mlx5_fpga_access_reg(struct mlx5_core_dev *dev, u8 size, u64 addr, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fpga/core.c b/drivers/net/ethernet/mellanox/mlx5/core/fpga/core.c index 9034e9960a76..dc8970346521 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fpga/core.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fpga/core.c @@ -139,8 +139,7 @@ int mlx5_fpga_device_start(struct mlx5_core_dev *mdev) if (err) goto out; - err = mlx5_fpga_caps(fdev->mdev, - fdev->mdev->caps.hca_cur[MLX5_CAP_FPGA]); + err = mlx5_fpga_caps(fdev->mdev); if (err) goto out; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c index e0d0efd903bc..36ecc2b2e187 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c @@ -293,6 +293,9 @@ static int mlx5_cmd_set_fte(struct mlx5_core_dev *dev, } if (fte->action & MLX5_FLOW_CONTEXT_ACTION_COUNT) { + int max_list_size = BIT(MLX5_CAP_FLOWTABLE_TYPE(dev, + log_max_flow_counter, + ft->type)); int list_size = 0; list_for_each_entry(dst, &fte->node.children, node.list) { @@ -305,12 +308,17 @@ static int mlx5_cmd_set_fte(struct mlx5_core_dev *dev, in_dests += MLX5_ST_SZ_BYTES(dest_format_struct); list_size++; } + if (list_size > max_list_size) { + err = -EINVAL; + goto err_out; + } MLX5_SET(flow_context, in_flow_context, flow_counter_list_size, list_size); } err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out)); +err_out: kvfree(in); return err; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.h b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.h index 5509a752f98e..48dd78975062 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.h @@ -52,6 +52,7 @@ enum fs_flow_table_type { FS_FT_FDB = 0X4, FS_FT_SNIFFER_RX = 0X5, FS_FT_SNIFFER_TX = 0X6, + FS_FT_MAX_TYPE = FS_FT_SNIFFER_TX, }; enum fs_flow_table_op_mod { @@ -260,4 +261,14 @@ void mlx5_cleanup_fs(struct mlx5_core_dev *dev); #define fs_for_each_dst(pos, fte) \ fs_list_for_each_entry(pos, &(fte)->node.children) +#define MLX5_CAP_FLOWTABLE_TYPE(mdev, cap, type) ( \ + (type == FS_FT_NIC_RX) ? MLX5_CAP_FLOWTABLE_NIC_RX(mdev, cap) : \ + (type == FS_FT_ESW_EGRESS_ACL) ? MLX5_CAP_ESW_EGRESS_ACL(mdev, cap) : \ + (type == FS_FT_ESW_INGRESS_ACL) ? MLX5_CAP_ESW_INGRESS_ACL(mdev, cap) : \ + (type == FS_FT_FDB) ? MLX5_CAP_ESW_FLOWTABLE_FDB(mdev, cap) : \ + (type == FS_FT_SNIFFER_RX) ? MLX5_CAP_FLOWTABLE_SNIFFER_RX(mdev, cap) : \ + (type == FS_FT_SNIFFER_TX) ? MLX5_CAP_FLOWTABLE_SNIFFER_TX(mdev, cap) : \ + (BUILD_BUG_ON_ZERO(FS_FT_SNIFFER_TX != FS_FT_MAX_TYPE))\ + ) + #endif diff --git a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c index 85298051a3e4..145e392ab849 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c @@ -572,12 +572,13 @@ void mlx5_rdma_netdev_free(struct net_device *netdev) { struct mlx5e_priv *priv = mlx5i_epriv(netdev); const struct mlx5e_profile *profile = priv->profile; + struct mlx5_core_dev *mdev = priv->mdev; mlx5e_detach_netdev(priv); profile->cleanup(priv); destroy_workqueue(priv->wq); free_netdev(netdev); - mlx5e_destroy_mdev_resources(priv->mdev); + mlx5e_destroy_mdev_resources(mdev); } EXPORT_SYMBOL(mlx5_rdma_netdev_free); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/sriov.c b/drivers/net/ethernet/mellanox/mlx5/core/sriov.c index 6c48e9959b65..2a8b529ce6dd 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/sriov.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/sriov.c @@ -109,7 +109,7 @@ static int mlx5_device_enable_sriov(struct mlx5_core_dev *dev, int num_vfs) mlx5_core_warn(dev, "failed to restore VF %d settings, err %d\n", vf, err); - continue; + continue; } } mlx5_core_dbg(dev, "successfully enabled VF* %d\n", vf); diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c index 2cfb3f5d092d..032089efc1a0 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c @@ -2723,6 +2723,7 @@ static void mlxsw_sp_nexthop_type_fini(struct mlxsw_sp *mlxsw_sp, mlxsw_sp_nexthop_rif_fini(nh); break; case MLXSW_SP_NEXTHOP_TYPE_IPIP: + mlxsw_sp_nexthop_rif_fini(nh); mlxsw_sp_nexthop_ipip_fini(mlxsw_sp, nh); break; } @@ -2742,7 +2743,11 @@ static int mlxsw_sp_nexthop4_type_init(struct mlxsw_sp *mlxsw_sp, router->ipip_ops_arr[ipipt]->can_offload(mlxsw_sp, dev, MLXSW_SP_L3_PROTO_IPV4)) { nh->type = MLXSW_SP_NEXTHOP_TYPE_IPIP; - return mlxsw_sp_nexthop_ipip_init(mlxsw_sp, ipipt, nh, dev); + err = mlxsw_sp_nexthop_ipip_init(mlxsw_sp, ipipt, nh, dev); + if (err) + return err; + mlxsw_sp_nexthop_rif_init(nh, &nh->ipip_entry->ol_lb->common); + return 0; } nh->type = MLXSW_SP_NEXTHOP_TYPE_ETH; @@ -4009,7 +4014,11 @@ static int mlxsw_sp_nexthop6_type_init(struct mlxsw_sp *mlxsw_sp, router->ipip_ops_arr[ipipt]->can_offload(mlxsw_sp, dev, MLXSW_SP_L3_PROTO_IPV6)) { nh->type = MLXSW_SP_NEXTHOP_TYPE_IPIP; - return mlxsw_sp_nexthop_ipip_init(mlxsw_sp, ipipt, nh, dev); + err = mlxsw_sp_nexthop_ipip_init(mlxsw_sp, ipipt, nh, dev); + if (err) + return err; + mlxsw_sp_nexthop_rif_init(nh, &nh->ipip_entry->ol_lb->common); + return 0; } nh->type = MLXSW_SP_NEXTHOP_TYPE_ETH; @@ -5068,6 +5077,7 @@ mlxsw_sp_rif_create(struct mlxsw_sp *mlxsw_sp, vr = mlxsw_sp_vr_get(mlxsw_sp, tb_id ? : RT_TABLE_MAIN); if (IS_ERR(vr)) return ERR_CAST(vr); + vr->rif_count++; err = mlxsw_sp_rif_index_alloc(mlxsw_sp, &rif_index); if (err) @@ -5099,7 +5109,6 @@ mlxsw_sp_rif_create(struct mlxsw_sp *mlxsw_sp, mlxsw_sp_rif_counters_alloc(rif); mlxsw_sp->router->rifs[rif_index] = rif; - vr->rif_count++; return rif; @@ -5110,6 +5119,7 @@ err_fid_get: kfree(rif); err_rif_alloc: err_rif_index_alloc: + vr->rif_count--; mlxsw_sp_vr_put(vr); return ERR_PTR(err); } @@ -5124,7 +5134,6 @@ void mlxsw_sp_rif_destroy(struct mlxsw_sp_rif *rif) mlxsw_sp_router_rif_gone_sync(mlxsw_sp, rif); vr = &mlxsw_sp->router->vrs[rif->vr_id]; - vr->rif_count--; mlxsw_sp->router->rifs[rif->rif_index] = NULL; mlxsw_sp_rif_counters_free(rif); ops->deconfigure(rif); @@ -5132,6 +5141,7 @@ void mlxsw_sp_rif_destroy(struct mlxsw_sp_rif *rif) /* Loopback RIFs are not associated with a FID. */ mlxsw_sp_fid_put(fid); kfree(rif); + vr->rif_count--; mlxsw_sp_vr_put(vr); } diff --git a/drivers/net/ethernet/qualcomm/emac/emac-mac.c b/drivers/net/ethernet/qualcomm/emac/emac-mac.c index 0ea3ca09c689..3ed9033e56db 100644 --- a/drivers/net/ethernet/qualcomm/emac/emac-mac.c +++ b/drivers/net/ethernet/qualcomm/emac/emac-mac.c @@ -898,7 +898,8 @@ static void emac_mac_rx_descs_refill(struct emac_adapter *adpt, curr_rxbuf->dma_addr = dma_map_single(adpt->netdev->dev.parent, skb->data, - curr_rxbuf->length, DMA_FROM_DEVICE); + adpt->rxbuf_size, DMA_FROM_DEVICE); + ret = dma_mapping_error(adpt->netdev->dev.parent, curr_rxbuf->dma_addr); if (ret) { diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c index 98f22551eb45..1e33aea59f50 100644 --- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c +++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c @@ -51,10 +51,7 @@ struct rmnet_walk_data { static int rmnet_is_real_dev_registered(const struct net_device *real_dev) { - rx_handler_func_t *rx_handler; - - rx_handler = rcu_dereference(real_dev->rx_handler); - return (rx_handler == rmnet_rx_handler); + return rcu_access_pointer(real_dev->rx_handler) == rmnet_rx_handler; } /* Needs rtnl lock */ diff --git a/drivers/net/ethernet/rocker/rocker_tlv.h b/drivers/net/ethernet/rocker/rocker_tlv.h index a63ef82e7c72..dfae3c9d57c6 100644 --- a/drivers/net/ethernet/rocker/rocker_tlv.h +++ b/drivers/net/ethernet/rocker/rocker_tlv.h @@ -139,40 +139,52 @@ rocker_tlv_start(struct rocker_desc_info *desc_info) int rocker_tlv_put(struct rocker_desc_info *desc_info, int attrtype, int attrlen, const void *data); -static inline int rocker_tlv_put_u8(struct rocker_desc_info *desc_info, - int attrtype, u8 value) +static inline int +rocker_tlv_put_u8(struct rocker_desc_info *desc_info, int attrtype, u8 value) { - return rocker_tlv_put(desc_info, attrtype, sizeof(u8), &value); + u8 tmp = value; /* work around GCC PR81715 */ + + return rocker_tlv_put(desc_info, attrtype, sizeof(u8), &tmp); } -static inline int rocker_tlv_put_u16(struct rocker_desc_info *desc_info, - int attrtype, u16 value) +static inline int +rocker_tlv_put_u16(struct rocker_desc_info *desc_info, int attrtype, u16 value) { - return rocker_tlv_put(desc_info, attrtype, sizeof(u16), &value); + u16 tmp = value; + + return rocker_tlv_put(desc_info, attrtype, sizeof(u16), &tmp); } -static inline int rocker_tlv_put_be16(struct rocker_desc_info *desc_info, - int attrtype, __be16 value) +static inline int +rocker_tlv_put_be16(struct rocker_desc_info *desc_info, int attrtype, __be16 value) { - return rocker_tlv_put(desc_info, attrtype, sizeof(__be16), &value); + __be16 tmp = value; + + return rocker_tlv_put(desc_info, attrtype, sizeof(__be16), &tmp); } -static inline int rocker_tlv_put_u32(struct rocker_desc_info *desc_info, - int attrtype, u32 value) +static inline int +rocker_tlv_put_u32(struct rocker_desc_info *desc_info, int attrtype, u32 value) { - return rocker_tlv_put(desc_info, attrtype, sizeof(u32), &value); + u32 tmp = value; + + return rocker_tlv_put(desc_info, attrtype, sizeof(u32), &tmp); } -static inline int rocker_tlv_put_be32(struct rocker_desc_info *desc_info, - int attrtype, __be32 value) +static inline int +rocker_tlv_put_be32(struct rocker_desc_info *desc_info, int attrtype, __be32 value) { - return rocker_tlv_put(desc_info, attrtype, sizeof(__be32), &value); + __be32 tmp = value; + + return rocker_tlv_put(desc_info, attrtype, sizeof(__be32), &tmp); } -static inline int rocker_tlv_put_u64(struct rocker_desc_info *desc_info, - int attrtype, u64 value) +static inline int +rocker_tlv_put_u64(struct rocker_desc_info *desc_info, int attrtype, u64 value) { - return rocker_tlv_put(desc_info, attrtype, sizeof(u64), &value); + u64 tmp = value; + + return rocker_tlv_put(desc_info, attrtype, sizeof(u64), &tmp); } static inline struct rocker_tlv * diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-dwc-qos-eth.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-dwc-qos-eth.c index dd6a2f9791cc..5efef8001edf 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-dwc-qos-eth.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-dwc-qos-eth.c @@ -511,6 +511,7 @@ static struct platform_driver dwc_eth_dwmac_driver = { .remove = dwc_eth_dwmac_remove, .driver = { .name = "dwc-eth-dwmac", + .pm = &stmmac_pltfr_pm_ops, .of_match_table = dwc_eth_dwmac_match, }, }; diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c index 99823f54696a..13133b30b575 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c @@ -83,6 +83,117 @@ struct rk_priv_data { (((tx) ? soc##_GMAC_TXCLK_DLY_ENABLE : soc##_GMAC_TXCLK_DLY_DISABLE) | \ ((rx) ? soc##_GMAC_RXCLK_DLY_ENABLE : soc##_GMAC_RXCLK_DLY_DISABLE)) +#define RK3128_GRF_MAC_CON0 0x0168 +#define RK3128_GRF_MAC_CON1 0x016c + +/* RK3128_GRF_MAC_CON0 */ +#define RK3128_GMAC_TXCLK_DLY_ENABLE GRF_BIT(14) +#define RK3128_GMAC_TXCLK_DLY_DISABLE GRF_CLR_BIT(14) +#define RK3128_GMAC_RXCLK_DLY_ENABLE GRF_BIT(15) +#define RK3128_GMAC_RXCLK_DLY_DISABLE GRF_CLR_BIT(15) +#define RK3128_GMAC_CLK_RX_DL_CFG(val) HIWORD_UPDATE(val, 0x7F, 7) +#define RK3128_GMAC_CLK_TX_DL_CFG(val) HIWORD_UPDATE(val, 0x7F, 0) + +/* RK3128_GRF_MAC_CON1 */ +#define RK3128_GMAC_PHY_INTF_SEL_RGMII \ + (GRF_BIT(6) | GRF_CLR_BIT(7) | GRF_CLR_BIT(8)) +#define RK3128_GMAC_PHY_INTF_SEL_RMII \ + (GRF_CLR_BIT(6) | GRF_CLR_BIT(7) | GRF_BIT(8)) +#define RK3128_GMAC_FLOW_CTRL GRF_BIT(9) +#define RK3128_GMAC_FLOW_CTRL_CLR GRF_CLR_BIT(9) +#define RK3128_GMAC_SPEED_10M GRF_CLR_BIT(10) +#define RK3128_GMAC_SPEED_100M GRF_BIT(10) +#define RK3128_GMAC_RMII_CLK_25M GRF_BIT(11) +#define RK3128_GMAC_RMII_CLK_2_5M GRF_CLR_BIT(11) +#define RK3128_GMAC_CLK_125M (GRF_CLR_BIT(12) | GRF_CLR_BIT(13)) +#define RK3128_GMAC_CLK_25M (GRF_BIT(12) | GRF_BIT(13)) +#define RK3128_GMAC_CLK_2_5M (GRF_CLR_BIT(12) | GRF_BIT(13)) +#define RK3128_GMAC_RMII_MODE GRF_BIT(14) +#define RK3128_GMAC_RMII_MODE_CLR GRF_CLR_BIT(14) + +static void rk3128_set_to_rgmii(struct rk_priv_data *bsp_priv, + int tx_delay, int rx_delay) +{ + struct device *dev = &bsp_priv->pdev->dev; + + if (IS_ERR(bsp_priv->grf)) { + dev_err(dev, "Missing rockchip,grf property\n"); + return; + } + + regmap_write(bsp_priv->grf, RK3128_GRF_MAC_CON1, + RK3128_GMAC_PHY_INTF_SEL_RGMII | + RK3128_GMAC_RMII_MODE_CLR); + regmap_write(bsp_priv->grf, RK3128_GRF_MAC_CON0, + DELAY_ENABLE(RK3128, tx_delay, rx_delay) | + RK3128_GMAC_CLK_RX_DL_CFG(rx_delay) | + RK3128_GMAC_CLK_TX_DL_CFG(tx_delay)); +} + +static void rk3128_set_to_rmii(struct rk_priv_data *bsp_priv) +{ + struct device *dev = &bsp_priv->pdev->dev; + + if (IS_ERR(bsp_priv->grf)) { + dev_err(dev, "Missing rockchip,grf property\n"); + return; + } + + regmap_write(bsp_priv->grf, RK3128_GRF_MAC_CON1, + RK3128_GMAC_PHY_INTF_SEL_RMII | RK3128_GMAC_RMII_MODE); +} + +static void rk3128_set_rgmii_speed(struct rk_priv_data *bsp_priv, int speed) +{ + struct device *dev = &bsp_priv->pdev->dev; + + if (IS_ERR(bsp_priv->grf)) { + dev_err(dev, "Missing rockchip,grf property\n"); + return; + } + + if (speed == 10) + regmap_write(bsp_priv->grf, RK3128_GRF_MAC_CON1, + RK3128_GMAC_CLK_2_5M); + else if (speed == 100) + regmap_write(bsp_priv->grf, RK3128_GRF_MAC_CON1, + RK3128_GMAC_CLK_25M); + else if (speed == 1000) + regmap_write(bsp_priv->grf, RK3128_GRF_MAC_CON1, + RK3128_GMAC_CLK_125M); + else + dev_err(dev, "unknown speed value for RGMII! speed=%d", speed); +} + +static void rk3128_set_rmii_speed(struct rk_priv_data *bsp_priv, int speed) +{ + struct device *dev = &bsp_priv->pdev->dev; + + if (IS_ERR(bsp_priv->grf)) { + dev_err(dev, "Missing rockchip,grf property\n"); + return; + } + + if (speed == 10) { + regmap_write(bsp_priv->grf, RK3128_GRF_MAC_CON1, + RK3128_GMAC_RMII_CLK_2_5M | + RK3128_GMAC_SPEED_10M); + } else if (speed == 100) { + regmap_write(bsp_priv->grf, RK3128_GRF_MAC_CON1, + RK3128_GMAC_RMII_CLK_25M | + RK3128_GMAC_SPEED_100M); + } else { + dev_err(dev, "unknown speed value for RMII! speed=%d", speed); + } +} + +static const struct rk_gmac_ops rk3128_ops = { + .set_to_rgmii = rk3128_set_to_rgmii, + .set_to_rmii = rk3128_set_to_rmii, + .set_rgmii_speed = rk3128_set_rgmii_speed, + .set_rmii_speed = rk3128_set_rmii_speed, +}; + #define RK3228_GRF_MAC_CON0 0x0900 #define RK3228_GRF_MAC_CON1 0x0904 @@ -1313,6 +1424,7 @@ static int rk_gmac_resume(struct device *dev) static SIMPLE_DEV_PM_OPS(rk_gmac_pm_ops, rk_gmac_suspend, rk_gmac_resume); static const struct of_device_id rk_gmac_dwmac_match[] = { + { .compatible = "rockchip,rk3128-gmac", .data = &rk3128_ops }, { .compatible = "rockchip,rk3228-gmac", .data = &rk3228_ops }, { .compatible = "rockchip,rk3288-gmac", .data = &rk3288_ops }, { .compatible = "rockchip,rk3328-gmac", .data = &rk3328_ops }, diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c index c4407e8e39a3..2f7d7ec59962 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c @@ -296,6 +296,7 @@ static void dwmac4_pmt(struct mac_device_info *hw, unsigned long mode) { void __iomem *ioaddr = hw->pcsr; unsigned int pmt = 0; + u32 config; if (mode & WAKE_MAGIC) { pr_debug("GMAC: WOL Magic frame\n"); @@ -306,6 +307,12 @@ static void dwmac4_pmt(struct mac_device_info *hw, unsigned long mode) pmt |= power_down | global_unicast | wake_up_frame_en; } + if (pmt) { + /* The receiver must be enabled for WOL before powering down */ + config = readl(ioaddr + GMAC_CONFIG); + config |= GMAC_CONFIG_RE; + writel(config, ioaddr + GMAC_CONFIG); + } writel(pmt, ioaddr + GMAC_PMT); } diff --git a/drivers/net/ppp/ppp_generic.c b/drivers/net/ppp/ppp_generic.c index a404552555d4..c3f77e3b7819 100644 --- a/drivers/net/ppp/ppp_generic.c +++ b/drivers/net/ppp/ppp_generic.c @@ -120,7 +120,7 @@ struct ppp { int n_channels; /* how many channels are attached 54 */ spinlock_t rlock; /* lock for receive side 58 */ spinlock_t wlock; /* lock for transmit side 5c */ - int *xmit_recursion __percpu; /* xmit recursion detect */ + int __percpu *xmit_recursion; /* xmit recursion detect */ int mru; /* max receive unit 60 */ unsigned int flags; /* control bits 64 */ unsigned int xstate; /* transmit state bits 68 */ diff --git a/drivers/net/tun.c b/drivers/net/tun.c index 3c9985f29950..5ce580f413b9 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -1496,11 +1496,13 @@ static ssize_t tun_get_user(struct tun_struct *tun, struct tun_file *tfile, switch (tun->flags & TUN_TYPE_MASK) { case IFF_TUN: if (tun->flags & IFF_NO_PI) { - switch (skb->data[0] & 0xf0) { - case 0x40: + u8 ip_version = skb->len ? (skb->data[0] >> 4) : 0; + + switch (ip_version) { + case 4: pi.proto = htons(ETH_P_IP); break; - case 0x60: + case 6: pi.proto = htons(ETH_P_IPV6); break; default: diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c index 8ab281b478f2..29c7e2ec0dcb 100644 --- a/drivers/net/usb/cdc_ether.c +++ b/drivers/net/usb/cdc_ether.c @@ -54,11 +54,19 @@ static int is_wireless_rndis(struct usb_interface_descriptor *desc) desc->bInterfaceProtocol == 3); } +static int is_novatel_rndis(struct usb_interface_descriptor *desc) +{ + return (desc->bInterfaceClass == USB_CLASS_MISC && + desc->bInterfaceSubClass == 4 && + desc->bInterfaceProtocol == 1); +} + #else #define is_rndis(desc) 0 #define is_activesync(desc) 0 #define is_wireless_rndis(desc) 0 +#define is_novatel_rndis(desc) 0 #endif @@ -150,7 +158,8 @@ int usbnet_generic_cdc_bind(struct usbnet *dev, struct usb_interface *intf) */ rndis = (is_rndis(&intf->cur_altsetting->desc) || is_activesync(&intf->cur_altsetting->desc) || - is_wireless_rndis(&intf->cur_altsetting->desc)); + is_wireless_rndis(&intf->cur_altsetting->desc) || + is_novatel_rndis(&intf->cur_altsetting->desc)); memset(info, 0, sizeof(*info)); info->control = intf; @@ -547,6 +556,7 @@ static const struct driver_info wwan_info = { #define REALTEK_VENDOR_ID 0x0bda #define SAMSUNG_VENDOR_ID 0x04e8 #define LENOVO_VENDOR_ID 0x17ef +#define LINKSYS_VENDOR_ID 0x13b1 #define NVIDIA_VENDOR_ID 0x0955 #define HP_VENDOR_ID 0x03f0 #define MICROSOFT_VENDOR_ID 0x045e @@ -737,6 +747,15 @@ static const struct usb_device_id products[] = { .driver_info = 0, }, +#if IS_ENABLED(CONFIG_USB_RTL8152) +/* Linksys USB3GIGV1 Ethernet Adapter */ +{ + USB_DEVICE_AND_INTERFACE_INFO(LINKSYS_VENDOR_ID, 0x0041, USB_CLASS_COMM, + USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), + .driver_info = 0, +}, +#endif + /* ThinkPad USB-C Dock (based on Realtek RTL8153) */ { USB_DEVICE_AND_INTERFACE_INFO(LENOVO_VENDOR_ID, 0x3062, USB_CLASS_COMM, diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index ceb78e2ea4f0..941ece08ba78 100644 --- a/drivers/net/usb/r8152.c +++ b/drivers/net/usb/r8152.c @@ -613,6 +613,7 @@ enum rtl8152_flags { #define VENDOR_ID_MICROSOFT 0x045e #define VENDOR_ID_SAMSUNG 0x04e8 #define VENDOR_ID_LENOVO 0x17ef +#define VENDOR_ID_LINKSYS 0x13b1 #define VENDOR_ID_NVIDIA 0x0955 #define MCU_TYPE_PLA 0x0100 @@ -5316,6 +5317,7 @@ static const struct usb_device_id rtl8152_table[] = { {REALTEK_USB_DEVICE(VENDOR_ID_LENOVO, 0x7205)}, {REALTEK_USB_DEVICE(VENDOR_ID_LENOVO, 0x720c)}, {REALTEK_USB_DEVICE(VENDOR_ID_LENOVO, 0x7214)}, + {REALTEK_USB_DEVICE(VENDOR_ID_LINKSYS, 0x0041)}, {REALTEK_USB_DEVICE(VENDOR_ID_NVIDIA, 0x09ff)}, {} }; diff --git a/drivers/net/usb/rndis_host.c b/drivers/net/usb/rndis_host.c index a151f267aebb..b807c91abe1d 100644 --- a/drivers/net/usb/rndis_host.c +++ b/drivers/net/usb/rndis_host.c @@ -632,6 +632,10 @@ static const struct usb_device_id products [] = { /* RNDIS for tethering */ USB_INTERFACE_INFO(USB_CLASS_WIRELESS_CONTROLLER, 1, 3), .driver_info = (unsigned long) &rndis_info, +}, { + /* Novatel Verizon USB730L */ + USB_INTERFACE_INFO(USB_CLASS_MISC, 4, 1), + .driver_info = (unsigned long) &rndis_info, }, { }, // END }; diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c index bc1633945a56..195dafb98131 100644 --- a/drivers/net/wireless/ath/ath10k/pci.c +++ b/drivers/net/wireless/ath/ath10k/pci.c @@ -3396,9 +3396,7 @@ static void ath10k_pci_remove(struct pci_dev *pdev) MODULE_DEVICE_TABLE(pci, ath10k_pci_id_table); -#ifdef CONFIG_PM - -static int ath10k_pci_pm_suspend(struct device *dev) +static __maybe_unused int ath10k_pci_pm_suspend(struct device *dev) { struct ath10k *ar = dev_get_drvdata(dev); int ret; @@ -3414,7 +3412,7 @@ static int ath10k_pci_pm_suspend(struct device *dev) return ret; } -static int ath10k_pci_pm_resume(struct device *dev) +static __maybe_unused int ath10k_pci_pm_resume(struct device *dev) { struct ath10k *ar = dev_get_drvdata(dev); int ret; @@ -3433,7 +3431,6 @@ static int ath10k_pci_pm_resume(struct device *dev) static SIMPLE_DEV_PM_OPS(ath10k_pci_pm_ops, ath10k_pci_pm_suspend, ath10k_pci_pm_resume); -#endif static struct pci_driver ath10k_pci_driver = { .name = "ath10k_pci", diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c index aaed4ab503ad..4157c90ad973 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c @@ -980,7 +980,7 @@ static void brcmf_escan_prep(struct brcmf_cfg80211_info *cfg, eth_broadcast_addr(params_le->bssid); params_le->bss_type = DOT11_BSSTYPE_ANY; - params_le->scan_type = 0; + params_le->scan_type = BRCMF_SCANTYPE_ACTIVE; params_le->channel_num = 0; params_le->nprobes = cpu_to_le32(-1); params_le->active_time = cpu_to_le32(-1); @@ -988,12 +988,9 @@ static void brcmf_escan_prep(struct brcmf_cfg80211_info *cfg, params_le->home_time = cpu_to_le32(-1); memset(¶ms_le->ssid_le, 0, sizeof(params_le->ssid_le)); - /* if request is null exit so it will be all channel broadcast scan */ - if (!request) - return; - n_ssids = request->n_ssids; n_channels = request->n_channels; + /* Copy channel array if applicable */ brcmf_dbg(SCAN, "### List of channelspecs to scan ### %d\n", n_channels); @@ -1030,16 +1027,8 @@ static void brcmf_escan_prep(struct brcmf_cfg80211_info *cfg, ptr += sizeof(ssid_le); } } else { - brcmf_dbg(SCAN, "Broadcast scan %p\n", request->ssids); - if ((request->ssids) && request->ssids->ssid_len) { - brcmf_dbg(SCAN, "SSID %s len=%d\n", - params_le->ssid_le.SSID, - request->ssids->ssid_len); - params_le->ssid_le.SSID_len = - cpu_to_le32(request->ssids->ssid_len); - memcpy(¶ms_le->ssid_le.SSID, request->ssids->ssid, - request->ssids->ssid_len); - } + brcmf_dbg(SCAN, "Performing passive scan\n"); + params_le->scan_type = BRCMF_SCANTYPE_PASSIVE; } /* Adding mask to channel numbers */ params_le->channel_num = @@ -3162,6 +3151,7 @@ brcmf_cfg80211_escan_handler(struct brcmf_if *ifp, struct brcmf_cfg80211_info *cfg = ifp->drvr->config; s32 status; struct brcmf_escan_result_le *escan_result_le; + u32 escan_buflen; struct brcmf_bss_info_le *bss_info_le; struct brcmf_bss_info_le *bss = NULL; u32 bi_length; @@ -3181,11 +3171,23 @@ brcmf_cfg80211_escan_handler(struct brcmf_if *ifp, if (status == BRCMF_E_STATUS_PARTIAL) { brcmf_dbg(SCAN, "ESCAN Partial result\n"); + if (e->datalen < sizeof(*escan_result_le)) { + brcmf_err("invalid event data length\n"); + goto exit; + } escan_result_le = (struct brcmf_escan_result_le *) data; if (!escan_result_le) { brcmf_err("Invalid escan result (NULL pointer)\n"); goto exit; } + escan_buflen = le32_to_cpu(escan_result_le->buflen); + if (escan_buflen > BRCMF_ESCAN_BUF_SIZE || + escan_buflen > e->datalen || + escan_buflen < sizeof(*escan_result_le)) { + brcmf_err("Invalid escan buffer length: %d\n", + escan_buflen); + goto exit; + } if (le16_to_cpu(escan_result_le->bss_count) != 1) { brcmf_err("Invalid bss_count %d: ignoring\n", escan_result_le->bss_count); @@ -3202,9 +3204,8 @@ brcmf_cfg80211_escan_handler(struct brcmf_if *ifp, } bi_length = le32_to_cpu(bss_info_le->length); - if (bi_length != (le32_to_cpu(escan_result_le->buflen) - - WL_ESCAN_RESULTS_FIXED_SIZE)) { - brcmf_err("Invalid bss_info length %d: ignoring\n", + if (bi_length != escan_buflen - WL_ESCAN_RESULTS_FIXED_SIZE) { + brcmf_err("Ignoring invalid bss_info length: %d\n", bi_length); goto exit; } diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil_types.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil_types.h index 8391989b1882..e0d22fedb2b4 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil_types.h +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil_types.h @@ -45,6 +45,11 @@ #define BRCMF_SCAN_PARAMS_COUNT_MASK 0x0000ffff #define BRCMF_SCAN_PARAMS_NSSID_SHIFT 16 +/* scan type definitions */ +#define BRCMF_SCANTYPE_DEFAULT 0xFF +#define BRCMF_SCANTYPE_ACTIVE 0 +#define BRCMF_SCANTYPE_PASSIVE 1 + #define BRCMF_WSEC_MAX_PSK_LEN 32 #define BRCMF_WSEC_PASSPHRASE BIT(0) diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c index 5de19ea10575..b205a7bfb828 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c @@ -2167,7 +2167,7 @@ out: * 1. We are not using a unified image * 2. We are using a unified image but had an error while exiting D3 */ - set_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status); + set_bit(IWL_MVM_STATUS_HW_RESTART_REQUESTED, &mvm->status); set_bit(IWL_MVM_STATUS_D3_RECONFIG, &mvm->status); /* * When switching images we return 1, which causes mac80211 diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index 15f2d826bb4b..3bcaa82f59b2 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -1546,6 +1546,11 @@ static void iwl_mvm_mc_iface_iterator(void *_data, u8 *mac, struct iwl_mvm_mc_iter_data *data = _data; struct iwl_mvm *mvm = data->mvm; struct iwl_mcast_filter_cmd *cmd = mvm->mcast_filter_cmd; + struct iwl_host_cmd hcmd = { + .id = MCAST_FILTER_CMD, + .flags = CMD_ASYNC, + .dataflags[0] = IWL_HCMD_DFL_NOCOPY, + }; int ret, len; /* if we don't have free ports, mcast frames will be dropped */ @@ -1560,7 +1565,10 @@ static void iwl_mvm_mc_iface_iterator(void *_data, u8 *mac, memcpy(cmd->bssid, vif->bss_conf.bssid, ETH_ALEN); len = roundup(sizeof(*cmd) + cmd->count * ETH_ALEN, 4); - ret = iwl_mvm_send_cmd_pdu(mvm, MCAST_FILTER_CMD, CMD_ASYNC, len, cmd); + hcmd.len[0] = len; + hcmd.data[0] = cmd; + + ret = iwl_mvm_send_cmd(mvm, &hcmd); if (ret) IWL_ERR(mvm, "mcast filter cmd error. ret=%d\n", ret); } @@ -1635,6 +1643,12 @@ static void iwl_mvm_configure_filter(struct ieee80211_hw *hw, if (!cmd) goto out; + if (changed_flags & FIF_ALLMULTI) + cmd->pass_all = !!(*total_flags & FIF_ALLMULTI); + + if (cmd->pass_all) + cmd->count = 0; + iwl_mvm_recalc_multicast(mvm); out: mutex_unlock(&mvm->mutex); @@ -2563,7 +2577,7 @@ static void iwl_mvm_purge_deferred_tx_frames(struct iwl_mvm *mvm, * queues, so we should never get a second deferred * frame for the RA/TID. */ - iwl_mvm_start_mac_queues(mvm, info->hw_queue); + iwl_mvm_start_mac_queues(mvm, BIT(info->hw_queue)); ieee80211_free_txskb(mvm->hw, skb); } } @@ -3975,6 +3989,43 @@ out_unlock: return ret; } +static void iwl_mvm_flush_no_vif(struct iwl_mvm *mvm, u32 queues, bool drop) +{ + if (drop) { + if (iwl_mvm_has_new_tx_api(mvm)) + /* TODO new tx api */ + WARN_ONCE(1, + "Need to implement flush TX queue\n"); + else + iwl_mvm_flush_tx_path(mvm, + iwl_mvm_flushable_queues(mvm) & queues, + 0); + } else { + if (iwl_mvm_has_new_tx_api(mvm)) { + struct ieee80211_sta *sta; + int i; + + mutex_lock(&mvm->mutex); + + for (i = 0; i < ARRAY_SIZE(mvm->fw_id_to_mac_id); i++) { + sta = rcu_dereference_protected( + mvm->fw_id_to_mac_id[i], + lockdep_is_held(&mvm->mutex)); + if (IS_ERR_OR_NULL(sta)) + continue; + + iwl_mvm_wait_sta_queues_empty(mvm, + iwl_mvm_sta_from_mac80211(sta)); + } + + mutex_unlock(&mvm->mutex); + } else { + iwl_trans_wait_tx_queues_empty(mvm->trans, + queues); + } + } +} + static void iwl_mvm_mac_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, u32 queues, bool drop) { @@ -3985,7 +4036,12 @@ static void iwl_mvm_mac_flush(struct ieee80211_hw *hw, int i; u32 msk = 0; - if (!vif || vif->type != NL80211_IFTYPE_STATION) + if (!vif) { + iwl_mvm_flush_no_vif(mvm, queues, drop); + return; + } + + if (vif->type != NL80211_IFTYPE_STATION) return; /* Make sure we're done with the deferred traffic before flushing */ diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rs.c b/drivers/net/wireless/intel/iwlwifi/mvm/rs.c index ba7bd049d3d4..0fe723ca844e 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rs.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rs.c @@ -661,7 +661,8 @@ static void rs_tl_turn_on_agg(struct iwl_mvm *mvm, struct iwl_mvm_sta *mvmsta, (lq_sta->tx_agg_tid_en & BIT(tid)) && (tid_data->tx_count_last >= IWL_MVM_RS_AGG_START_THRESHOLD)) { IWL_DEBUG_RATE(mvm, "try to aggregate tid %d\n", tid); - rs_tl_turn_on_agg_for_tid(mvm, lq_sta, tid, sta); + if (rs_tl_turn_on_agg_for_tid(mvm, lq_sta, tid, sta) == 0) + tid_data->state = IWL_AGG_QUEUED; } } diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c index 67ffd9774712..77f77bc5d083 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c @@ -672,11 +672,12 @@ static bool iwl_mvm_reorder(struct iwl_mvm *mvm, * If there was a significant jump in the nssn - adjust. * If the SN is smaller than the NSSN it might need to first go into * the reorder buffer, in which case we just release up to it and the - * rest of the function will take of storing it and releasing up to the - * nssn + * rest of the function will take care of storing it and releasing up to + * the nssn */ if (!iwl_mvm_is_sn_less(nssn, buffer->head_sn + buffer->buf_size, - buffer->buf_size)) { + buffer->buf_size) || + !ieee80211_sn_less(sn, buffer->head_sn + buffer->buf_size)) { u16 min_sn = ieee80211_sn_less(sn, nssn) ? sn : nssn; iwl_mvm_release_frames(mvm, sta, napi, buffer, min_sn); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c index 50983615dce6..774122fed454 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c @@ -555,7 +555,7 @@ static int iwl_mvm_lmac_scan_abort(struct iwl_mvm *mvm) struct iwl_host_cmd cmd = { .id = SCAN_OFFLOAD_ABORT_CMD, }; - u32 status; + u32 status = CAN_ABORT_STATUS; ret = iwl_mvm_send_cmd_status(mvm, &cmd, &status); if (ret) diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c index 411a2055dc45..c4a343534c5e 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c @@ -1285,7 +1285,7 @@ static int iwl_mvm_add_int_sta_common(struct iwl_mvm *mvm, { struct iwl_mvm_add_sta_cmd cmd; int ret; - u32 status; + u32 status = ADD_STA_SUCCESS; lockdep_assert_held(&mvm->mutex); @@ -2385,8 +2385,10 @@ int iwl_mvm_sta_tx_agg_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif, if (WARN_ON_ONCE(tid >= IWL_MAX_TID_COUNT)) return -EINVAL; - if (mvmsta->tid_data[tid].state != IWL_AGG_OFF) { - IWL_ERR(mvm, "Start AGG when state is not IWL_AGG_OFF %d!\n", + if (mvmsta->tid_data[tid].state != IWL_AGG_QUEUED && + mvmsta->tid_data[tid].state != IWL_AGG_OFF) { + IWL_ERR(mvm, + "Start AGG when state is not IWL_AGG_QUEUED or IWL_AGG_OFF %d!\n", mvmsta->tid_data[tid].state); return -ENXIO; } diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.h b/drivers/net/wireless/intel/iwlwifi/mvm/sta.h index d13893806513..aedabe101cf0 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.h @@ -281,6 +281,7 @@ struct iwl_mvm_vif; * These states relate to a specific RA / TID. * * @IWL_AGG_OFF: aggregation is not used + * @IWL_AGG_QUEUED: aggregation start work has been queued * @IWL_AGG_STARTING: aggregation are starting (between start and oper) * @IWL_AGG_ON: aggregation session is up * @IWL_EMPTYING_HW_QUEUE_ADDBA: establishing a BA session - waiting for the @@ -290,6 +291,7 @@ struct iwl_mvm_vif; */ enum iwl_mvm_agg_state { IWL_AGG_OFF = 0, + IWL_AGG_QUEUED, IWL_AGG_STARTING, IWL_AGG_ON, IWL_EMPTYING_HW_QUEUE_ADDBA, diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tt.c b/drivers/net/wireless/intel/iwlwifi/mvm/tt.c index 8876c2abc440..4d907f60bce9 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/tt.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/tt.c @@ -529,6 +529,7 @@ int iwl_mvm_ctdp_command(struct iwl_mvm *mvm, u32 op, u32 state) lockdep_assert_held(&mvm->mutex); + status = 0; ret = iwl_mvm_send_cmd_pdu_status(mvm, WIDE_ID(PHY_OPS_GROUP, CTDP_CONFIG_CMD), sizeof(cmd), &cmd, &status); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c index 172b5e63d3fb..6f2e2af23219 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c @@ -564,8 +564,8 @@ static int iwl_mvm_get_ctrl_vif_queue(struct iwl_mvm *mvm, case NL80211_IFTYPE_AP: case NL80211_IFTYPE_ADHOC: /* - * Handle legacy hostapd as well, where station will be added - * only just before sending the association response. + * Non-bufferable frames use the broadcast station, thus they + * use the probe queue. * Also take care of the case where we send a deauth to a * station that we don't have, or similarly an association * response (with non-success status) for a station we can't @@ -573,9 +573,9 @@ static int iwl_mvm_get_ctrl_vif_queue(struct iwl_mvm *mvm, * Also, disassociate frames might happen, particular with * reason 7 ("Class 3 frame received from nonassociated STA"). */ - if (ieee80211_is_probe_resp(fc) || ieee80211_is_auth(fc) || - ieee80211_is_deauth(fc) || ieee80211_is_assoc_resp(fc) || - ieee80211_is_disassoc(fc)) + if (ieee80211_is_mgmt(fc) && + (!ieee80211_is_bufferable_mmpdu(fc) || + ieee80211_is_deauth(fc) || ieee80211_is_disassoc(fc))) return mvm->probe_queue; if (info->hw_queue == info->control.vif->cab_queue) return mvmvif->cab_queue; diff --git a/drivers/net/wireless/quantenna/qtnfmac/cfg80211.c b/drivers/net/wireless/quantenna/qtnfmac/cfg80211.c index 856fa6e8327e..a450bc6bc774 100644 --- a/drivers/net/wireless/quantenna/qtnfmac/cfg80211.c +++ b/drivers/net/wireless/quantenna/qtnfmac/cfg80211.c @@ -115,6 +115,8 @@ int qtnf_del_virtual_intf(struct wiphy *wiphy, struct wireless_dev *wdev) vif = qtnf_netdev_get_priv(wdev->netdev); + qtnf_scan_done(vif->mac, true); + if (qtnf_cmd_send_del_intf(vif)) pr_err("VIF%u.%u: failed to delete VIF\n", vif->mac->macid, vif->vifid); @@ -335,6 +337,8 @@ static int qtnf_stop_ap(struct wiphy *wiphy, struct net_device *dev) struct qtnf_vif *vif = qtnf_netdev_get_priv(dev); int ret; + qtnf_scan_done(vif->mac, true); + ret = qtnf_cmd_send_stop_ap(vif); if (ret) { pr_err("VIF%u.%u: failed to stop AP operation in FW\n", @@ -570,8 +574,6 @@ qtnf_del_station(struct wiphy *wiphy, struct net_device *dev, !qtnf_sta_list_lookup(&vif->sta_list, params->mac)) return 0; - qtnf_scan_done(vif->mac, true); - ret = qtnf_cmd_send_del_sta(vif, params); if (ret) pr_err("VIF%u.%u: failed to delete STA %pM\n", @@ -1134,8 +1136,9 @@ void qtnf_virtual_intf_cleanup(struct net_device *ndev) } vif->sta_state = QTNF_STA_DISCONNECTED; - qtnf_scan_done(mac, true); } + + qtnf_scan_done(mac, true); } void qtnf_cfg80211_vif_reset(struct qtnf_vif *vif) diff --git a/drivers/net/wireless/quantenna/qtnfmac/cfg80211.h b/drivers/net/wireless/quantenna/qtnfmac/cfg80211.h index 6a4af52522b8..66db26613b1f 100644 --- a/drivers/net/wireless/quantenna/qtnfmac/cfg80211.h +++ b/drivers/net/wireless/quantenna/qtnfmac/cfg80211.h @@ -34,6 +34,9 @@ static inline void qtnf_scan_done(struct qtnf_wmac *mac, bool aborted) .aborted = aborted, }; + if (timer_pending(&mac->scan_timeout)) + del_timer_sync(&mac->scan_timeout); + mutex_lock(&mac->mac_lock); if (mac->scan_req) { diff --git a/drivers/net/wireless/quantenna/qtnfmac/event.c b/drivers/net/wireless/quantenna/qtnfmac/event.c index 0fc2814eafad..43d2e7fd6e02 100644 --- a/drivers/net/wireless/quantenna/qtnfmac/event.c +++ b/drivers/net/wireless/quantenna/qtnfmac/event.c @@ -345,8 +345,6 @@ qtnf_event_handle_scan_complete(struct qtnf_wmac *mac, return -EINVAL; } - if (timer_pending(&mac->scan_timeout)) - del_timer_sync(&mac->scan_timeout); qtnf_scan_done(mac, le32_to_cpu(status->flags) & QLINK_SCAN_ABORTED); return 0; diff --git a/drivers/net/wireless/quantenna/qtnfmac/pearl/pcie.c b/drivers/net/wireless/quantenna/qtnfmac/pearl/pcie.c index 502e72b7cdcc..69131965a298 100644 --- a/drivers/net/wireless/quantenna/qtnfmac/pearl/pcie.c +++ b/drivers/net/wireless/quantenna/qtnfmac/pearl/pcie.c @@ -661,14 +661,18 @@ static int qtnf_pcie_data_tx(struct qtnf_bus *bus, struct sk_buff *skb) struct qtnf_pcie_bus_priv *priv = (void *)get_bus_priv(bus); dma_addr_t txbd_paddr, skb_paddr; struct qtnf_tx_bd *txbd; + unsigned long flags; int len, i; u32 info; int ret = 0; + spin_lock_irqsave(&priv->tx0_lock, flags); + if (!qtnf_tx_queue_ready(priv)) { if (skb->dev) netif_stop_queue(skb->dev); + spin_unlock_irqrestore(&priv->tx0_lock, flags); return NETDEV_TX_BUSY; } @@ -717,8 +721,10 @@ tx_done: dev_kfree_skb_any(skb); } - qtnf_pcie_data_tx_reclaim(priv); priv->tx_done_count++; + spin_unlock_irqrestore(&priv->tx0_lock, flags); + + qtnf_pcie_data_tx_reclaim(priv); return NETDEV_TX_OK; } @@ -1247,6 +1253,7 @@ static int qtnf_pcie_probe(struct pci_dev *pdev, const struct pci_device_id *id) strcpy(bus->fwname, QTN_PCI_PEARL_FW_NAME); init_completion(&bus->request_firmware_complete); mutex_init(&bus->bus_lock); + spin_lock_init(&pcie_priv->tx0_lock); spin_lock_init(&pcie_priv->irq_lock); spin_lock_init(&pcie_priv->tx_reclaim_lock); diff --git a/drivers/net/wireless/quantenna/qtnfmac/pearl/pcie_bus_priv.h b/drivers/net/wireless/quantenna/qtnfmac/pearl/pcie_bus_priv.h index e76a23716ee0..86ac1ccedb52 100644 --- a/drivers/net/wireless/quantenna/qtnfmac/pearl/pcie_bus_priv.h +++ b/drivers/net/wireless/quantenna/qtnfmac/pearl/pcie_bus_priv.h @@ -34,6 +34,8 @@ struct qtnf_pcie_bus_priv { /* lock for tx reclaim operations */ spinlock_t tx_reclaim_lock; + /* lock for tx0 operations */ + spinlock_t tx0_lock; u8 msi_enabled; int mps; diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c index de54c7f5048a..d12e5de78e70 100644 --- a/drivers/nvmem/core.c +++ b/drivers/nvmem/core.c @@ -135,7 +135,7 @@ static ssize_t bin_attr_nvmem_write(struct file *filp, struct kobject *kobj, /* Stop the user from writing */ if (pos >= nvmem->size) - return 0; + return -EFBIG; if (count < nvmem->word_size) return -EINVAL; @@ -789,6 +789,7 @@ struct nvmem_cell *of_nvmem_cell_get(struct device_node *np, return ERR_PTR(-EINVAL); nvmem = __nvmem_device_get(nvmem_np, NULL, NULL); + of_node_put(nvmem_np); if (IS_ERR(nvmem)) return ERR_CAST(nvmem); diff --git a/drivers/rapidio/devices/tsi721.c b/drivers/rapidio/devices/tsi721.c index 315a4be8dc1e..9a68914100ad 100644 --- a/drivers/rapidio/devices/tsi721.c +++ b/drivers/rapidio/devices/tsi721.c @@ -51,6 +51,8 @@ module_param(mbox_sel, byte, S_IRUGO); MODULE_PARM_DESC(mbox_sel, "RIO Messaging MBOX Selection Mask (default: 0x0f = all)"); +static DEFINE_SPINLOCK(tsi721_maint_lock); + static void tsi721_omsg_handler(struct tsi721_device *priv, int ch); static void tsi721_imsg_handler(struct tsi721_device *priv, int ch); @@ -124,12 +126,15 @@ static int tsi721_maint_dma(struct tsi721_device *priv, u32 sys_size, void __iomem *regs = priv->regs + TSI721_DMAC_BASE(priv->mdma.ch_id); struct tsi721_dma_desc *bd_ptr; u32 rd_count, swr_ptr, ch_stat; + unsigned long flags; int i, err = 0; u32 op = do_wr ? MAINT_WR : MAINT_RD; if (offset > (RIO_MAINT_SPACE_SZ - len) || (len != sizeof(u32))) return -EINVAL; + spin_lock_irqsave(&tsi721_maint_lock, flags); + bd_ptr = priv->mdma.bd_base; rd_count = ioread32(regs + TSI721_DMAC_DRDCNT); @@ -197,7 +202,9 @@ static int tsi721_maint_dma(struct tsi721_device *priv, u32 sys_size, */ swr_ptr = ioread32(regs + TSI721_DMAC_DSWP); iowrite32(swr_ptr, regs + TSI721_DMAC_DSRP); + err_out: + spin_unlock_irqrestore(&tsi721_maint_lock, flags); return err; } diff --git a/drivers/rapidio/rio-access.c b/drivers/rapidio/rio-access.c index a3824baca2e5..3ee9af83b638 100644 --- a/drivers/rapidio/rio-access.c +++ b/drivers/rapidio/rio-access.c @@ -14,16 +14,8 @@ #include <linux/module.h> /* - * These interrupt-safe spinlocks protect all accesses to RIO - * configuration space and doorbell access. - */ -static DEFINE_SPINLOCK(rio_config_lock); -static DEFINE_SPINLOCK(rio_doorbell_lock); - -/* * Wrappers for all RIO configuration access functions. They just check - * alignment, do locking and call the low-level functions pointed to - * by rio_mport->ops. + * alignment and call the low-level functions pointed to by rio_mport->ops. */ #define RIO_8_BAD 0 @@ -44,13 +36,10 @@ int __rio_local_read_config_##size \ (struct rio_mport *mport, u32 offset, type *value) \ { \ int res; \ - unsigned long flags; \ u32 data = 0; \ if (RIO_##size##_BAD) return RIO_BAD_SIZE; \ - spin_lock_irqsave(&rio_config_lock, flags); \ res = mport->ops->lcread(mport, mport->id, offset, len, &data); \ *value = (type)data; \ - spin_unlock_irqrestore(&rio_config_lock, flags); \ return res; \ } @@ -67,13 +56,8 @@ int __rio_local_read_config_##size \ int __rio_local_write_config_##size \ (struct rio_mport *mport, u32 offset, type value) \ { \ - int res; \ - unsigned long flags; \ if (RIO_##size##_BAD) return RIO_BAD_SIZE; \ - spin_lock_irqsave(&rio_config_lock, flags); \ - res = mport->ops->lcwrite(mport, mport->id, offset, len, value);\ - spin_unlock_irqrestore(&rio_config_lock, flags); \ - return res; \ + return mport->ops->lcwrite(mport, mport->id, offset, len, value);\ } RIO_LOP_READ(8, u8, 1) @@ -104,13 +88,10 @@ int rio_mport_read_config_##size \ (struct rio_mport *mport, u16 destid, u8 hopcount, u32 offset, type *value) \ { \ int res; \ - unsigned long flags; \ u32 data = 0; \ if (RIO_##size##_BAD) return RIO_BAD_SIZE; \ - spin_lock_irqsave(&rio_config_lock, flags); \ res = mport->ops->cread(mport, mport->id, destid, hopcount, offset, len, &data); \ *value = (type)data; \ - spin_unlock_irqrestore(&rio_config_lock, flags); \ return res; \ } @@ -127,13 +108,9 @@ int rio_mport_read_config_##size \ int rio_mport_write_config_##size \ (struct rio_mport *mport, u16 destid, u8 hopcount, u32 offset, type value) \ { \ - int res; \ - unsigned long flags; \ if (RIO_##size##_BAD) return RIO_BAD_SIZE; \ - spin_lock_irqsave(&rio_config_lock, flags); \ - res = mport->ops->cwrite(mport, mport->id, destid, hopcount, offset, len, value); \ - spin_unlock_irqrestore(&rio_config_lock, flags); \ - return res; \ + return mport->ops->cwrite(mport, mport->id, destid, hopcount, \ + offset, len, value); \ } RIO_OP_READ(8, u8, 1) @@ -162,14 +139,7 @@ EXPORT_SYMBOL_GPL(rio_mport_write_config_32); */ int rio_mport_send_doorbell(struct rio_mport *mport, u16 destid, u16 data) { - int res; - unsigned long flags; - - spin_lock_irqsave(&rio_doorbell_lock, flags); - res = mport->ops->dsend(mport, mport->id, destid, data); - spin_unlock_irqrestore(&rio_doorbell_lock, flags); - - return res; + return mport->ops->dsend(mport, mport->id, destid, data); } EXPORT_SYMBOL_GPL(rio_mport_send_doorbell); diff --git a/drivers/reset/Kconfig b/drivers/reset/Kconfig index e0c393214264..e2baecbb9dd3 100644 --- a/drivers/reset/Kconfig +++ b/drivers/reset/Kconfig @@ -34,11 +34,12 @@ config RESET_BERLIN help This enables the reset controller driver for Marvell Berlin SoCs. -config RESET_HSDK_V1 - bool "HSDK v1 Reset Driver" - default n +config RESET_HSDK + bool "Synopsys HSDK Reset Driver" + depends on HAS_IOMEM + depends on ARC_SOC_HSDK || COMPILE_TEST help - This enables the reset controller driver for HSDK v1. + This enables the reset controller driver for HSDK board. config RESET_IMX7 bool "i.MX7 Reset Driver" if COMPILE_TEST diff --git a/drivers/reset/Makefile b/drivers/reset/Makefile index d368367110e5..af1c15c330b3 100644 --- a/drivers/reset/Makefile +++ b/drivers/reset/Makefile @@ -5,7 +5,7 @@ obj-$(CONFIG_ARCH_TEGRA) += tegra/ obj-$(CONFIG_RESET_A10SR) += reset-a10sr.o obj-$(CONFIG_RESET_ATH79) += reset-ath79.o obj-$(CONFIG_RESET_BERLIN) += reset-berlin.o -obj-$(CONFIG_RESET_HSDK_V1) += reset-hsdk-v1.o +obj-$(CONFIG_RESET_HSDK) += reset-hsdk.o obj-$(CONFIG_RESET_IMX7) += reset-imx7.o obj-$(CONFIG_RESET_LANTIQ) += reset-lantiq.o obj-$(CONFIG_RESET_LPC18XX) += reset-lpc18xx.o diff --git a/drivers/reset/reset-hsdk-v1.c b/drivers/reset/reset-hsdk.c index bca13e4bf622..8bce391c6943 100644 --- a/drivers/reset/reset-hsdk-v1.c +++ b/drivers/reset/reset-hsdk.c @@ -1,7 +1,7 @@ /* * Copyright (C) 2017 Synopsys. * - * Synopsys HSDKv1 SDP reset driver. + * Synopsys HSDK Development platform reset driver. * * This file is licensed under the terms of the GNU General Public * License version 2. This program is licensed "as is" without any @@ -18,9 +18,9 @@ #include <linux/slab.h> #include <linux/types.h> -#define to_hsdkv1_rst(p) container_of((p), struct hsdkv1_rst, rcdev) +#define to_hsdk_rst(p) container_of((p), struct hsdk_rst, rcdev) -struct hsdkv1_rst { +struct hsdk_rst { void __iomem *regs_ctl; void __iomem *regs_rst; spinlock_t lock; @@ -49,12 +49,12 @@ static const u32 rst_map[] = { #define CGU_IP_SW_RESET_RESET BIT(0) #define SW_RESET_TIMEOUT 10000 -static void hsdkv1_reset_config(struct hsdkv1_rst *rst, unsigned long id) +static void hsdk_reset_config(struct hsdk_rst *rst, unsigned long id) { writel(rst_map[id], rst->regs_ctl + CGU_SYS_RST_CTRL); } -static int hsdkv1_reset_do(struct hsdkv1_rst *rst) +static int hsdk_reset_do(struct hsdk_rst *rst) { u32 reg; @@ -69,28 +69,28 @@ static int hsdkv1_reset_do(struct hsdkv1_rst *rst) !(reg & CGU_IP_SW_RESET_RESET), 5, SW_RESET_TIMEOUT); } -static int hsdkv1_reset_reset(struct reset_controller_dev *rcdev, +static int hsdk_reset_reset(struct reset_controller_dev *rcdev, unsigned long id) { - struct hsdkv1_rst *rst = to_hsdkv1_rst(rcdev); + struct hsdk_rst *rst = to_hsdk_rst(rcdev); unsigned long flags; int ret; spin_lock_irqsave(&rst->lock, flags); - hsdkv1_reset_config(rst, id); - ret = hsdkv1_reset_do(rst); + hsdk_reset_config(rst, id); + ret = hsdk_reset_do(rst); spin_unlock_irqrestore(&rst->lock, flags); return ret; } -static const struct reset_control_ops hsdkv1_reset_ops = { - .reset = hsdkv1_reset_reset, +static const struct reset_control_ops hsdk_reset_ops = { + .reset = hsdk_reset_reset, }; -static int hsdkv1_reset_probe(struct platform_device *pdev) +static int hsdk_reset_probe(struct platform_device *pdev) { - struct hsdkv1_rst *rst; + struct hsdk_rst *rst; struct resource *mem; rst = devm_kzalloc(&pdev->dev, sizeof(*rst), GFP_KERNEL); @@ -110,7 +110,7 @@ static int hsdkv1_reset_probe(struct platform_device *pdev) spin_lock_init(&rst->lock); rst->rcdev.owner = THIS_MODULE; - rst->rcdev.ops = &hsdkv1_reset_ops; + rst->rcdev.ops = &hsdk_reset_ops; rst->rcdev.of_node = pdev->dev.of_node; rst->rcdev.nr_resets = HSDK_MAX_RESETS; rst->rcdev.of_reset_n_cells = 1; @@ -118,20 +118,20 @@ static int hsdkv1_reset_probe(struct platform_device *pdev) return reset_controller_register(&rst->rcdev); } -static const struct of_device_id hsdkv1_reset_dt_match[] = { - { .compatible = "snps,hsdk-v1.0-reset" }, +static const struct of_device_id hsdk_reset_dt_match[] = { + { .compatible = "snps,hsdk-reset" }, { }, }; -static struct platform_driver hsdkv1_reset_driver = { - .probe = hsdkv1_reset_probe, +static struct platform_driver hsdk_reset_driver = { + .probe = hsdk_reset_probe, .driver = { - .name = "hsdk-v1.0-reset", - .of_match_table = hsdkv1_reset_dt_match, + .name = "hsdk-reset", + .of_match_table = hsdk_reset_dt_match, }, }; -builtin_platform_driver(hsdkv1_reset_driver); +builtin_platform_driver(hsdk_reset_driver); MODULE_AUTHOR("Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>"); -MODULE_DESCRIPTION("Synopsys HSDKv1 SDP reset driver"); +MODULE_DESCRIPTION("Synopsys HSDK SDP reset driver"); MODULE_LICENSE("GPL v2"); diff --git a/drivers/staging/iio/adc/ad7192.c b/drivers/staging/iio/adc/ad7192.c index d11c6de9c777..6150d2780e22 100644 --- a/drivers/staging/iio/adc/ad7192.c +++ b/drivers/staging/iio/adc/ad7192.c @@ -223,11 +223,9 @@ static int ad7192_setup(struct ad7192_state *st, struct iio_dev *indio_dev = spi_get_drvdata(st->sd.spi); unsigned long long scale_uv; int i, ret, id; - u8 ones[6]; /* reset the serial interface */ - memset(&ones, 0xFF, 6); - ret = spi_write(st->sd.spi, &ones, 6); + ret = ad_sd_reset(&st->sd, 48); if (ret < 0) goto out; usleep_range(500, 1000); /* Wait for at least 500us */ diff --git a/drivers/staging/mt29f_spinand/mt29f_spinand.c b/drivers/staging/mt29f_spinand/mt29f_spinand.c index 13eaf16ecd16..87595c594b12 100644 --- a/drivers/staging/mt29f_spinand/mt29f_spinand.c +++ b/drivers/staging/mt29f_spinand/mt29f_spinand.c @@ -496,8 +496,12 @@ static int spinand_program_page(struct spi_device *spi_nand, if (!wbuf) return -ENOMEM; - enable_read_hw_ecc = 0; - spinand_read_page(spi_nand, page_id, 0, CACHE_BUF, wbuf); + enable_read_hw_ecc = 1; + retval = spinand_read_page(spi_nand, page_id, 0, CACHE_BUF, wbuf); + if (retval < 0) { + dev_err(&spi_nand->dev, "ecc error on read page!!!\n"); + return retval; + } for (i = offset, j = 0; i < len; i++, j++) wbuf[i] &= buf[j]; diff --git a/drivers/staging/pi433/rf69.c b/drivers/staging/pi433/rf69.c index c4b1b218ea38..290b419aa9dd 100644 --- a/drivers/staging/pi433/rf69.c +++ b/drivers/staging/pi433/rf69.c @@ -570,12 +570,6 @@ int rf69_set_dio_mapping(struct spi_device *spi, u8 DIONumber, u8 value) dev_dbg(&spi->dev, "set: DIO mapping"); #endif - // check DIO number - if (DIONumber > 5) { - dev_dbg(&spi->dev, "set: illegal input param"); - return -EINVAL; - } - switch (DIONumber) { case 0: mask=MASK_DIO0; shift=SHIFT_DIO0; regaddr=REG_DIOMAPPING1; break; case 1: mask=MASK_DIO1; shift=SHIFT_DIO1; regaddr=REG_DIOMAPPING1; break; @@ -583,6 +577,9 @@ int rf69_set_dio_mapping(struct spi_device *spi, u8 DIONumber, u8 value) case 3: mask=MASK_DIO3; shift=SHIFT_DIO3; regaddr=REG_DIOMAPPING1; break; case 4: mask=MASK_DIO4; shift=SHIFT_DIO4; regaddr=REG_DIOMAPPING2; break; case 5: mask=MASK_DIO5; shift=SHIFT_DIO5; regaddr=REG_DIOMAPPING2; break; + default: + dev_dbg(&spi->dev, "set: illegal input param"); + return -EINVAL; } // read reg diff --git a/drivers/staging/rtl8723bs/core/rtw_mlme.c b/drivers/staging/rtl8723bs/core/rtw_mlme.c index 6b778206a1a3..cb8a95aabd6c 100644 --- a/drivers/staging/rtl8723bs/core/rtw_mlme.c +++ b/drivers/staging/rtl8723bs/core/rtw_mlme.c @@ -119,9 +119,8 @@ void rtw_free_mlme_priv_ie_data(struct mlme_priv *pmlmepriv) void _rtw_free_mlme_priv(struct mlme_priv *pmlmepriv) { - rtw_free_mlme_priv_ie_data(pmlmepriv); - if (pmlmepriv) { + rtw_free_mlme_priv_ie_data(pmlmepriv); if (pmlmepriv->free_bss_buf) { vfree(pmlmepriv->free_bss_buf); } diff --git a/drivers/staging/rtl8723bs/os_dep/rtw_proc.c b/drivers/staging/rtl8723bs/os_dep/rtw_proc.c index 92277457aba4..ce1dd6f9036f 100644 --- a/drivers/staging/rtl8723bs/os_dep/rtw_proc.c +++ b/drivers/staging/rtl8723bs/os_dep/rtw_proc.c @@ -311,6 +311,8 @@ static ssize_t proc_set_cam(struct file *file, const char __user *buffer, size_t if (num < 2) return count; + if (id >= TOTAL_CAM_ENTRY) + return -EINVAL; if (strcmp("c", cmd) == 0) { _clear_cam_entry(adapter, id); diff --git a/drivers/staging/rtlwifi/halmac/halmac_88xx/halmac_api_88xx.c b/drivers/staging/rtlwifi/halmac/halmac_88xx/halmac_api_88xx.c index 5f84526cb5b5..edbf6af1c8b7 100644 --- a/drivers/staging/rtlwifi/halmac/halmac_88xx/halmac_api_88xx.c +++ b/drivers/staging/rtlwifi/halmac/halmac_88xx/halmac_api_88xx.c @@ -2901,11 +2901,11 @@ halmac_update_datapack_88xx(struct halmac_adapter *halmac_adapter, if (halmac_adapter->fw_version.h2c_version < 4) return HALMAC_RET_FW_NO_SUPPORT; + driver_adapter = halmac_adapter->driver_adapter; + HALMAC_RT_TRACE(driver_adapter, HALMAC_MSG_H2C, DBG_DMESG, "[TRACE]%s ==========>\n", __func__); - driver_adapter = halmac_adapter->driver_adapter; - HALMAC_RT_TRACE(driver_adapter, HALMAC_MSG_H2C, DBG_DMESG, "[TRACE]%s <==========\n", __func__); diff --git a/drivers/staging/rtlwifi/halmac/halmac_88xx/halmac_func_88xx.c b/drivers/staging/rtlwifi/halmac/halmac_88xx/halmac_func_88xx.c index f33024e4d853..544f638ed3ef 100644 --- a/drivers/staging/rtlwifi/halmac/halmac_88xx/halmac_func_88xx.c +++ b/drivers/staging/rtlwifi/halmac/halmac_88xx/halmac_func_88xx.c @@ -1618,10 +1618,11 @@ halmac_send_h2c_set_pwr_mode_88xx(struct halmac_adapter *halmac_adapter, void *driver_adapter = NULL; enum halmac_ret_status status = HALMAC_RET_SUCCESS; + driver_adapter = halmac_adapter->driver_adapter; + HALMAC_RT_TRACE(driver_adapter, HALMAC_MSG_H2C, DBG_DMESG, "%s!!\n", __func__); - driver_adapter = halmac_adapter->driver_adapter; h2c_header = h2c_buff; h2c_cmd = h2c_header + HALMAC_H2C_CMD_HDR_SIZE_88XX; @@ -1713,10 +1714,11 @@ halmac_media_status_rpt_88xx(struct halmac_adapter *halmac_adapter, u8 op_mode, void *driver_adapter = NULL; enum halmac_ret_status status = HALMAC_RET_SUCCESS; + driver_adapter = halmac_adapter->driver_adapter; + HALMAC_RT_TRACE(driver_adapter, HALMAC_MSG_H2C, DBG_DMESG, "halmac_send_h2c_set_pwr_mode_88xx!!\n"); - driver_adapter = halmac_adapter->driver_adapter; h2c_header = H2c_buff; h2c_cmd = h2c_header + HALMAC_H2C_CMD_HDR_SIZE_88XX; @@ -2143,10 +2145,11 @@ halmac_func_ctrl_ch_switch_88xx(struct halmac_adapter *halmac_adapter, enum halmac_cmd_process_status *process_status = &halmac_adapter->halmac_state.scan_state_set.process_status; + driver_adapter = halmac_adapter->driver_adapter; + HALMAC_RT_TRACE(driver_adapter, HALMAC_MSG_H2C, DBG_DMESG, "halmac_ctrl_ch_switch!!\n"); - driver_adapter = halmac_adapter->driver_adapter; halmac_api = (struct halmac_api *)halmac_adapter->halmac_api; if (halmac_transition_scan_state_88xx( @@ -2276,15 +2279,13 @@ enum halmac_ret_status halmac_send_h2c_update_bcn_parse_info_88xx( { u8 h2c_buff[HALMAC_H2C_CMD_SIZE_88XX] = {0}; u16 h2c_seq_mum = 0; - void *driver_adapter = NULL; + void *driver_adapter = halmac_adapter->driver_adapter; struct halmac_h2c_header_info h2c_header_info; enum halmac_ret_status status = HALMAC_RET_SUCCESS; HALMAC_RT_TRACE(driver_adapter, HALMAC_MSG_H2C, DBG_DMESG, "%s!!\n", __func__); - driver_adapter = halmac_adapter->driver_adapter; - UPDATE_BEACON_PARSING_INFO_SET_FUNC_EN(h2c_buff, bcn_ie_info->func_en); UPDATE_BEACON_PARSING_INFO_SET_SIZE_TH(h2c_buff, bcn_ie_info->size_th); UPDATE_BEACON_PARSING_INFO_SET_TIMEOUT(h2c_buff, bcn_ie_info->timeout); diff --git a/drivers/staging/speakup/main.c b/drivers/staging/speakup/main.c index 67956e24779c..56f7be6af1f6 100644 --- a/drivers/staging/speakup/main.c +++ b/drivers/staging/speakup/main.c @@ -1376,6 +1376,8 @@ static void reset_highlight_buffers(struct vc_data *); static int read_all_key; +static int in_keyboard_notifier; + static void start_read_all_timer(struct vc_data *vc, int command); enum { @@ -1408,7 +1410,10 @@ static void read_all_doc(struct vc_data *vc) cursor_track = read_all_mode; spk_reset_index_count(0); if (get_sentence_buf(vc, 0) == -1) { - kbd_fakekey2(vc, RA_DOWN_ARROW); + del_timer(&cursor_timer); + if (!in_keyboard_notifier) + speakup_fake_down_arrow(); + start_read_all_timer(vc, RA_DOWN_ARROW); } else { say_sentence_num(0, 0); synth_insert_next_index(0); @@ -2212,8 +2217,10 @@ static int keyboard_notifier_call(struct notifier_block *nb, int ret = NOTIFY_OK; static int keycode; /* to hold the current keycode */ + in_keyboard_notifier = 1; + if (vc->vc_mode == KD_GRAPHICS) - return ret; + goto out; /* * First, determine whether we are handling a fake keypress on @@ -2225,7 +2232,7 @@ static int keyboard_notifier_call(struct notifier_block *nb, */ if (speakup_fake_key_pressed()) - return ret; + goto out; switch (code) { case KBD_KEYCODE: @@ -2266,6 +2273,8 @@ static int keyboard_notifier_call(struct notifier_block *nb, break; } } +out: + in_keyboard_notifier = 0; return ret; } diff --git a/drivers/staging/unisys/visorbus/visorchipset.c b/drivers/staging/unisys/visorbus/visorchipset.c index 74cce4f1a7bd..27ecf6fb49fd 100644 --- a/drivers/staging/unisys/visorbus/visorchipset.c +++ b/drivers/staging/unisys/visorbus/visorchipset.c @@ -1826,7 +1826,7 @@ static __init int visorutil_spar_detect(void) return 0; } -static int init_unisys(void) +static int __init init_unisys(void) { int result; @@ -1841,7 +1841,7 @@ static int init_unisys(void) return 0; }; -static void exit_unisys(void) +static void __exit exit_unisys(void) { acpi_bus_unregister_driver(&unisys_acpi_driver); } diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_2835_arm.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_2835_arm.c index 0159ca4407d8..be08849175ea 100644 --- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_2835_arm.c +++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_2835_arm.c @@ -612,18 +612,20 @@ free_pagelist(struct vchiq_pagelist_info *pagelistinfo, if (head_bytes > actual) head_bytes = actual; - memcpy((char *)page_address(pages[0]) + + memcpy((char *)kmap(pages[0]) + pagelist->offset, fragments, head_bytes); + kunmap(pages[0]); } if ((actual >= 0) && (head_bytes < actual) && (tail_bytes != 0)) { - memcpy((char *)page_address(pages[num_pages - 1]) + + memcpy((char *)kmap(pages[num_pages - 1]) + ((pagelist->offset + actual) & (PAGE_SIZE - 1) & ~(g_cache_line_size - 1)), fragments + g_cache_line_size, tail_bytes); + kunmap(pages[num_pages - 1]); } down(&g_free_fragments_mutex); diff --git a/drivers/tty/mxser.c b/drivers/tty/mxser.c index 1c0c9553bc05..7dd38047ba23 100644 --- a/drivers/tty/mxser.c +++ b/drivers/tty/mxser.c @@ -246,11 +246,11 @@ struct mxser_port { unsigned char err_shadow; struct async_icount icount; /* kernel counters for 4 input interrupts */ - int timeout; + unsigned int timeout; int read_status_mask; int ignore_status_mask; - int xmit_fifo_size; + unsigned int xmit_fifo_size; int xmit_head; int xmit_tail; int xmit_cnt; @@ -572,8 +572,9 @@ static void mxser_dtr_rts(struct tty_port *port, int on) static int mxser_set_baud(struct tty_struct *tty, long newspd) { struct mxser_port *info = tty->driver_data; - int quot = 0, baud; + unsigned int quot = 0, baud; unsigned char cval; + u64 timeout; if (!info->ioaddr) return -1; @@ -594,8 +595,13 @@ static int mxser_set_baud(struct tty_struct *tty, long newspd) quot = 0; } - info->timeout = ((info->xmit_fifo_size * HZ * 10 * quot) / info->baud_base); - info->timeout += HZ / 50; /* Add .02 seconds of slop */ + /* + * worst case (128 * 1000 * 10 * 18432) needs 35 bits, so divide in the + * u64 domain + */ + timeout = (u64)info->xmit_fifo_size * HZ * 10 * quot; + do_div(timeout, info->baud_base); + info->timeout = timeout + HZ / 50; /* Add .02 seconds of slop */ if (quot) { info->MCR |= UART_MCR_DTR; diff --git a/drivers/tty/serial/bcm63xx_uart.c b/drivers/tty/serial/bcm63xx_uart.c index 583c9a0c7ecc..8c48c3784831 100644 --- a/drivers/tty/serial/bcm63xx_uart.c +++ b/drivers/tty/serial/bcm63xx_uart.c @@ -507,9 +507,14 @@ static void bcm_uart_set_termios(struct uart_port *port, { unsigned int ctl, baud, quot, ier; unsigned long flags; + int tries; spin_lock_irqsave(&port->lock, flags); + /* Drain the hot tub fully before we power it off for the winter. */ + for (tries = 3; !bcm_uart_tx_empty(port) && tries; tries--) + mdelay(10); + /* disable uart while changing speed */ bcm_uart_disable(port); bcm_uart_flush(port); diff --git a/drivers/tty/serial/fsl_lpuart.c b/drivers/tty/serial/fsl_lpuart.c index 849c1f9991ce..f0252184291e 100644 --- a/drivers/tty/serial/fsl_lpuart.c +++ b/drivers/tty/serial/fsl_lpuart.c @@ -1276,7 +1276,6 @@ static void rx_dma_timer_init(struct lpuart_port *sport) static int lpuart_startup(struct uart_port *port) { struct lpuart_port *sport = container_of(port, struct lpuart_port, port); - int ret; unsigned long flags; unsigned char temp; @@ -1291,11 +1290,6 @@ static int lpuart_startup(struct uart_port *port) sport->rxfifo_size = 0x1 << (((temp >> UARTPFIFO_RXSIZE_OFF) & UARTPFIFO_FIFOSIZE_MASK) + 1); - ret = devm_request_irq(port->dev, port->irq, lpuart_int, 0, - DRIVER_NAME, sport); - if (ret) - return ret; - spin_lock_irqsave(&sport->port.lock, flags); lpuart_setup_watermark(sport); @@ -1333,7 +1327,6 @@ static int lpuart_startup(struct uart_port *port) static int lpuart32_startup(struct uart_port *port) { struct lpuart_port *sport = container_of(port, struct lpuart_port, port); - int ret; unsigned long flags; unsigned long temp; @@ -1346,11 +1339,6 @@ static int lpuart32_startup(struct uart_port *port) sport->rxfifo_size = 0x1 << (((temp >> UARTFIFO_RXSIZE_OFF) & UARTFIFO_FIFOSIZE_MASK) - 1); - ret = devm_request_irq(port->dev, port->irq, lpuart32_int, 0, - DRIVER_NAME, sport); - if (ret) - return ret; - spin_lock_irqsave(&sport->port.lock, flags); lpuart32_setup_watermark(sport); @@ -1380,8 +1368,6 @@ static void lpuart_shutdown(struct uart_port *port) spin_unlock_irqrestore(&port->lock, flags); - devm_free_irq(port->dev, port->irq, sport); - if (sport->lpuart_dma_rx_use) { del_timer_sync(&sport->lpuart_timer); lpuart_dma_rx_free(&sport->port); @@ -1400,7 +1386,6 @@ static void lpuart_shutdown(struct uart_port *port) static void lpuart32_shutdown(struct uart_port *port) { - struct lpuart_port *sport = container_of(port, struct lpuart_port, port); unsigned long temp; unsigned long flags; @@ -1413,8 +1398,6 @@ static void lpuart32_shutdown(struct uart_port *port) lpuart32_write(port, temp, UARTCTRL); spin_unlock_irqrestore(&port->lock, flags); - - devm_free_irq(port->dev, port->irq, sport); } static void @@ -2212,16 +2195,22 @@ static int lpuart_probe(struct platform_device *pdev) platform_set_drvdata(pdev, &sport->port); - if (lpuart_is_32(sport)) + if (lpuart_is_32(sport)) { lpuart_reg.cons = LPUART32_CONSOLE; - else + ret = devm_request_irq(&pdev->dev, sport->port.irq, lpuart32_int, 0, + DRIVER_NAME, sport); + } else { lpuart_reg.cons = LPUART_CONSOLE; + ret = devm_request_irq(&pdev->dev, sport->port.irq, lpuart_int, 0, + DRIVER_NAME, sport); + } + + if (ret) + goto failed_irq_request; ret = uart_add_one_port(&lpuart_reg, &sport->port); - if (ret) { - clk_disable_unprepare(sport->clk); - return ret; - } + if (ret) + goto failed_attach_port; sport->dma_tx_chan = dma_request_slave_channel(sport->port.dev, "tx"); if (!sport->dma_tx_chan) @@ -2240,6 +2229,11 @@ static int lpuart_probe(struct platform_device *pdev) } return 0; + +failed_attach_port: +failed_irq_request: + clk_disable_unprepare(sport->clk); + return ret; } static int lpuart_remove(struct platform_device *pdev) diff --git a/drivers/tty/serial/sccnxp.c b/drivers/tty/serial/sccnxp.c index cdd2f942317c..b9c7a904c1ea 100644 --- a/drivers/tty/serial/sccnxp.c +++ b/drivers/tty/serial/sccnxp.c @@ -889,7 +889,16 @@ static int sccnxp_probe(struct platform_device *pdev) goto err_out; uartclk = 0; } else { - clk_prepare_enable(clk); + ret = clk_prepare_enable(clk); + if (ret) + goto err_out; + + ret = devm_add_action_or_reset(&pdev->dev, + (void(*)(void *))clk_disable_unprepare, + clk); + if (ret) + goto err_out; + uartclk = clk_get_rate(clk); } @@ -988,7 +997,7 @@ static int sccnxp_probe(struct platform_device *pdev) uart_unregister_driver(&s->uart); err_out: if (!IS_ERR(s->regulator)) - return regulator_disable(s->regulator); + regulator_disable(s->regulator); return ret; } diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c index 5aacea1978a5..3e865dbf878c 100644 --- a/drivers/usb/class/cdc-wdm.c +++ b/drivers/usb/class/cdc-wdm.c @@ -190,8 +190,10 @@ static void wdm_in_callback(struct urb *urb) /* * only set a new error if there is no previous error. * Errors are only cleared during read/open + * Avoid propagating -EPIPE (stall) to userspace since it is + * better handled as an empty read */ - if (desc->rerr == 0) + if (desc->rerr == 0 && status != -EPIPE) desc->rerr = status; if (length + desc->length > desc->wMaxCommand) { diff --git a/drivers/usb/core/config.c b/drivers/usb/core/config.c index 4be52c602e9b..68b54bd88d1e 100644 --- a/drivers/usb/core/config.c +++ b/drivers/usb/core/config.c @@ -643,15 +643,23 @@ static int usb_parse_configuration(struct usb_device *dev, int cfgidx, } else if (header->bDescriptorType == USB_DT_INTERFACE_ASSOCIATION) { + struct usb_interface_assoc_descriptor *d; + + d = (struct usb_interface_assoc_descriptor *)header; + if (d->bLength < USB_DT_INTERFACE_ASSOCIATION_SIZE) { + dev_warn(ddev, + "config %d has an invalid interface association descriptor of length %d, skipping\n", + cfgno, d->bLength); + continue; + } + if (iad_num == USB_MAXIADS) { dev_warn(ddev, "found more Interface " "Association Descriptors " "than allocated for in " "configuration %d\n", cfgno); } else { - config->intf_assoc[iad_num] = - (struct usb_interface_assoc_descriptor - *)header; + config->intf_assoc[iad_num] = d; iad_num++; } @@ -852,7 +860,7 @@ int usb_get_configuration(struct usb_device *dev) } if (dev->quirks & USB_QUIRK_DELAY_INIT) - msleep(100); + msleep(200); result = usb_get_descriptor(dev, USB_DT_CONFIG, cfgno, bigbuffer, length); diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c index 318bb3b96687..4664e543cf2f 100644 --- a/drivers/usb/core/devio.c +++ b/drivers/usb/core/devio.c @@ -140,6 +140,9 @@ module_param(usbfs_memory_mb, uint, 0644); MODULE_PARM_DESC(usbfs_memory_mb, "maximum MB allowed for usbfs buffers (0 = no limit)"); +/* Hard limit, necessary to avoid arithmetic overflow */ +#define USBFS_XFER_MAX (UINT_MAX / 2 - 1000000) + static atomic64_t usbfs_memory_usage; /* Total memory currently allocated */ /* Check whether it's okay to allocate more memory for a transfer */ @@ -1460,6 +1463,8 @@ static int proc_do_submiturb(struct usb_dev_state *ps, struct usbdevfs_urb *uurb USBDEVFS_URB_ZERO_PACKET | USBDEVFS_URB_NO_INTERRUPT)) return -EINVAL; + if ((unsigned int)uurb->buffer_length >= USBFS_XFER_MAX) + return -EINVAL; if (uurb->buffer_length > 0 && !uurb->buffer) return -EINVAL; if (!(uurb->type == USBDEVFS_URB_TYPE_CONTROL && @@ -1571,7 +1576,11 @@ static int proc_do_submiturb(struct usb_dev_state *ps, struct usbdevfs_urb *uurb totlen += isopkt[u].length; } u *= sizeof(struct usb_iso_packet_descriptor); - uurb->buffer_length = totlen; + if (totlen <= uurb->buffer_length) + uurb->buffer_length = totlen; + else + WARN_ONCE(1, "uurb->buffer_length is too short %d vs %d", + totlen, uurb->buffer_length); break; default: diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index 41eaf0b52518..b5c733613823 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -4838,7 +4838,7 @@ static void hub_port_connect(struct usb_hub *hub, int port1, u16 portstatus, goto loop; if (udev->quirks & USB_QUIRK_DELAY_INIT) - msleep(1000); + msleep(2000); /* consecutive bus-powered hubs aren't reliable; they can * violate the voltage drop budget. if the new child has diff --git a/drivers/usb/core/message.c b/drivers/usb/core/message.c index 4c38ea41ae96..371a07d874a3 100644 --- a/drivers/usb/core/message.c +++ b/drivers/usb/core/message.c @@ -2069,6 +2069,10 @@ int cdc_parse_cdc_header(struct usb_cdc_parsed_header *hdr, elength = 1; goto next_desc; } + if ((buflen < elength) || (elength < 3)) { + dev_err(&intf->dev, "invalid descriptor buffer length\n"); + break; + } if (buffer[1] != USB_DT_CS_INTERFACE) { dev_err(&intf->dev, "skipping garbage\n"); goto next_desc; diff --git a/drivers/usb/dwc3/dwc3-of-simple.c b/drivers/usb/dwc3/dwc3-of-simple.c index 4cef7d4f9cd0..a26d1fde0f5e 100644 --- a/drivers/usb/dwc3/dwc3-of-simple.c +++ b/drivers/usb/dwc3/dwc3-of-simple.c @@ -177,6 +177,7 @@ static const struct of_device_id of_dwc3_simple_match[] = { { .compatible = "rockchip,rk3399-dwc3" }, { .compatible = "xlnx,zynqmp-dwc3" }, { .compatible = "cavium,octeon-7130-usb-uctl" }, + { .compatible = "sprd,sc9860-dwc3" }, { /* Sentinel */ } }; MODULE_DEVICE_TABLE(of, of_dwc3_simple_match); diff --git a/drivers/usb/dwc3/ep0.c b/drivers/usb/dwc3/ep0.c index 827e376bfa97..75e6cb044eb2 100644 --- a/drivers/usb/dwc3/ep0.c +++ b/drivers/usb/dwc3/ep0.c @@ -990,6 +990,8 @@ static void __dwc3_ep0_do_control_data(struct dwc3 *dwc, DWC3_TRBCTL_CONTROL_DATA, true); + req->trb = &dwc->ep0_trb[dep->trb_enqueue - 1]; + /* Now prepare one extra TRB to align transfer size */ dwc3_ep0_prepare_one_trb(dep, dwc->bounce_addr, maxpacket - rem, @@ -1015,6 +1017,8 @@ static void __dwc3_ep0_do_control_data(struct dwc3 *dwc, DWC3_TRBCTL_CONTROL_DATA, true); + req->trb = &dwc->ep0_trb[dep->trb_enqueue - 1]; + /* Now prepare one extra TRB to align transfer size */ dwc3_ep0_prepare_one_trb(dep, dwc->bounce_addr, 0, DWC3_TRBCTL_CONTROL_DATA, @@ -1029,6 +1033,9 @@ static void __dwc3_ep0_do_control_data(struct dwc3 *dwc, dwc3_ep0_prepare_one_trb(dep, req->request.dma, req->request.length, DWC3_TRBCTL_CONTROL_DATA, false); + + req->trb = &dwc->ep0_trb[dep->trb_enqueue]; + ret = dwc3_ep0_start_trans(dep); } diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c index 9990944a7245..8b342587f8ad 100644 --- a/drivers/usb/gadget/function/f_fs.c +++ b/drivers/usb/gadget/function/f_fs.c @@ -46,7 +46,8 @@ static void ffs_data_get(struct ffs_data *ffs); static void ffs_data_put(struct ffs_data *ffs); /* Creates new ffs_data object. */ -static struct ffs_data *__must_check ffs_data_new(void) __attribute__((malloc)); +static struct ffs_data *__must_check ffs_data_new(const char *dev_name) + __attribute__((malloc)); /* Opened counter handling. */ static void ffs_data_opened(struct ffs_data *ffs); @@ -780,11 +781,12 @@ static void ffs_epfile_async_io_complete(struct usb_ep *_ep, struct usb_request *req) { struct ffs_io_data *io_data = req->context; + struct ffs_data *ffs = io_data->ffs; ENTER(); INIT_WORK(&io_data->work, ffs_user_copy_worker); - schedule_work(&io_data->work); + queue_work(ffs->io_completion_wq, &io_data->work); } static void __ffs_epfile_read_buffer_free(struct ffs_epfile *epfile) @@ -1500,7 +1502,7 @@ ffs_fs_mount(struct file_system_type *t, int flags, if (unlikely(ret < 0)) return ERR_PTR(ret); - ffs = ffs_data_new(); + ffs = ffs_data_new(dev_name); if (unlikely(!ffs)) return ERR_PTR(-ENOMEM); ffs->file_perms = data.perms; @@ -1610,6 +1612,7 @@ static void ffs_data_put(struct ffs_data *ffs) BUG_ON(waitqueue_active(&ffs->ev.waitq) || waitqueue_active(&ffs->ep0req_completion.wait) || waitqueue_active(&ffs->wait)); + destroy_workqueue(ffs->io_completion_wq); kfree(ffs->dev_name); kfree(ffs); } @@ -1642,7 +1645,7 @@ static void ffs_data_closed(struct ffs_data *ffs) ffs_data_put(ffs); } -static struct ffs_data *ffs_data_new(void) +static struct ffs_data *ffs_data_new(const char *dev_name) { struct ffs_data *ffs = kzalloc(sizeof *ffs, GFP_KERNEL); if (unlikely(!ffs)) @@ -1650,6 +1653,12 @@ static struct ffs_data *ffs_data_new(void) ENTER(); + ffs->io_completion_wq = alloc_ordered_workqueue("%s", 0, dev_name); + if (!ffs->io_completion_wq) { + kfree(ffs); + return NULL; + } + refcount_set(&ffs->ref, 1); atomic_set(&ffs->opened, 0); ffs->state = FFS_READ_DESCRIPTORS; diff --git a/drivers/usb/gadget/function/f_mass_storage.c b/drivers/usb/gadget/function/f_mass_storage.c index d6bd0244b008..5153e29870c3 100644 --- a/drivers/usb/gadget/function/f_mass_storage.c +++ b/drivers/usb/gadget/function/f_mass_storage.c @@ -307,8 +307,6 @@ struct fsg_common { struct completion thread_notifier; struct task_struct *thread_task; - /* Callback functions. */ - const struct fsg_operations *ops; /* Gadget's private data. */ void *private_data; @@ -2438,6 +2436,7 @@ static void handle_exception(struct fsg_common *common) static int fsg_main_thread(void *common_) { struct fsg_common *common = common_; + int i; /* * Allow the thread to be killed by a signal, but set the signal mask @@ -2476,21 +2475,16 @@ static int fsg_main_thread(void *common_) common->thread_task = NULL; spin_unlock_irq(&common->lock); - if (!common->ops || !common->ops->thread_exits - || common->ops->thread_exits(common) < 0) { - int i; + /* Eject media from all LUNs */ - down_write(&common->filesem); - for (i = 0; i < ARRAY_SIZE(common->luns); i++) { - struct fsg_lun *curlun = common->luns[i]; - if (!curlun || !fsg_lun_is_open(curlun)) - continue; + down_write(&common->filesem); + for (i = 0; i < ARRAY_SIZE(common->luns); i++) { + struct fsg_lun *curlun = common->luns[i]; + if (curlun && fsg_lun_is_open(curlun)) fsg_lun_close(curlun); - curlun->unit_attention_data = SS_MEDIUM_NOT_PRESENT; - } - up_write(&common->filesem); } + up_write(&common->filesem); /* Let fsg_unbind() know the thread has exited */ complete_and_exit(&common->thread_notifier, 0); @@ -2681,13 +2675,6 @@ void fsg_common_remove_luns(struct fsg_common *common) } EXPORT_SYMBOL_GPL(fsg_common_remove_luns); -void fsg_common_set_ops(struct fsg_common *common, - const struct fsg_operations *ops) -{ - common->ops = ops; -} -EXPORT_SYMBOL_GPL(fsg_common_set_ops); - void fsg_common_free_buffers(struct fsg_common *common) { _fsg_common_free_buffers(common->buffhds, common->fsg_num_buffers); diff --git a/drivers/usb/gadget/function/f_mass_storage.h b/drivers/usb/gadget/function/f_mass_storage.h index d3902313b8ac..dc05ca0c4359 100644 --- a/drivers/usb/gadget/function/f_mass_storage.h +++ b/drivers/usb/gadget/function/f_mass_storage.h @@ -60,17 +60,6 @@ struct fsg_module_parameters { struct fsg_common; /* FSF callback functions */ -struct fsg_operations { - /* - * Callback function to call when thread exits. If no - * callback is set or it returns value lower then zero MSF - * will force eject all LUNs it operates on (including those - * marked as non-removable or with prevent_medium_removal flag - * set). - */ - int (*thread_exits)(struct fsg_common *common); -}; - struct fsg_lun_opts { struct config_group group; struct fsg_lun *lun; @@ -142,9 +131,6 @@ void fsg_common_remove_lun(struct fsg_lun *lun); void fsg_common_remove_luns(struct fsg_common *common); -void fsg_common_set_ops(struct fsg_common *common, - const struct fsg_operations *ops); - int fsg_common_create_lun(struct fsg_common *common, struct fsg_lun_config *cfg, unsigned int id, const char *name, const char **name_pfx); diff --git a/drivers/usb/gadget/function/f_printer.c b/drivers/usb/gadget/function/f_printer.c index 8df244fc9d80..ea0da35a44e2 100644 --- a/drivers/usb/gadget/function/f_printer.c +++ b/drivers/usb/gadget/function/f_printer.c @@ -555,6 +555,7 @@ printer_write(struct file *fd, const char __user *buf, size_t len, loff_t *ptr) size_t size; /* Amount of data in a TX request. */ size_t bytes_copied = 0; struct usb_request *req; + int value; DBG(dev, "printer_write trying to send %d bytes\n", (int)len); @@ -634,7 +635,11 @@ printer_write(struct file *fd, const char __user *buf, size_t len, loff_t *ptr) return -EAGAIN; } - if (usb_ep_queue(dev->in_ep, req, GFP_ATOMIC)) { + /* here, we unlock, and only unlock, to avoid deadlock. */ + spin_unlock(&dev->lock); + value = usb_ep_queue(dev->in_ep, req, GFP_ATOMIC); + spin_lock(&dev->lock); + if (value) { list_add(&req->list, &dev->tx_reqs); spin_unlock_irqrestore(&dev->lock, flags); mutex_unlock(&dev->lock_printer_io); diff --git a/drivers/usb/gadget/function/u_fs.h b/drivers/usb/gadget/function/u_fs.h index 540f1c48c1a8..79f70ebf85dc 100644 --- a/drivers/usb/gadget/function/u_fs.h +++ b/drivers/usb/gadget/function/u_fs.h @@ -279,6 +279,7 @@ struct ffs_data { } file_perms; struct eventfd_ctx *ffs_eventfd; + struct workqueue_struct *io_completion_wq; bool no_disconnect; struct work_struct reset_work; diff --git a/drivers/usb/gadget/legacy/inode.c b/drivers/usb/gadget/legacy/inode.c index 684900fcfe24..5c28bee327e1 100644 --- a/drivers/usb/gadget/legacy/inode.c +++ b/drivers/usb/gadget/legacy/inode.c @@ -28,7 +28,7 @@ #include <linux/aio.h> #include <linux/uio.h> #include <linux/refcount.h> - +#include <linux/delay.h> #include <linux/device.h> #include <linux/moduleparam.h> @@ -116,6 +116,7 @@ enum ep0_state { struct dev_data { spinlock_t lock; refcount_t count; + int udc_usage; enum ep0_state state; /* P: lock */ struct usb_gadgetfs_event event [N_EVENT]; unsigned ev_next; @@ -513,9 +514,9 @@ static void ep_aio_complete(struct usb_ep *ep, struct usb_request *req) INIT_WORK(&priv->work, ep_user_copy_worker); schedule_work(&priv->work); } - spin_unlock(&epdata->dev->lock); usb_ep_free_request(ep, req); + spin_unlock(&epdata->dev->lock); put_ep(epdata); } @@ -939,9 +940,11 @@ ep0_read (struct file *fd, char __user *buf, size_t len, loff_t *ptr) struct usb_request *req = dev->req; if ((retval = setup_req (ep, req, 0)) == 0) { + ++dev->udc_usage; spin_unlock_irq (&dev->lock); retval = usb_ep_queue (ep, req, GFP_KERNEL); spin_lock_irq (&dev->lock); + --dev->udc_usage; } dev->state = STATE_DEV_CONNECTED; @@ -983,11 +986,14 @@ ep0_read (struct file *fd, char __user *buf, size_t len, loff_t *ptr) retval = -EIO; else { len = min (len, (size_t)dev->req->actual); -// FIXME don't call this with the spinlock held ... + ++dev->udc_usage; + spin_unlock_irq(&dev->lock); if (copy_to_user (buf, dev->req->buf, len)) retval = -EFAULT; else retval = len; + spin_lock_irq(&dev->lock); + --dev->udc_usage; clean_req (dev->gadget->ep0, dev->req); /* NOTE userspace can't yet choose to stall */ } @@ -1131,6 +1137,7 @@ ep0_write (struct file *fd, const char __user *buf, size_t len, loff_t *ptr) retval = setup_req (dev->gadget->ep0, dev->req, len); if (retval == 0) { dev->state = STATE_DEV_CONNECTED; + ++dev->udc_usage; spin_unlock_irq (&dev->lock); if (copy_from_user (dev->req->buf, buf, len)) retval = -EFAULT; @@ -1142,6 +1149,7 @@ ep0_write (struct file *fd, const char __user *buf, size_t len, loff_t *ptr) GFP_KERNEL); } spin_lock_irq(&dev->lock); + --dev->udc_usage; if (retval < 0) { clean_req (dev->gadget->ep0, dev->req); } else @@ -1243,9 +1251,21 @@ static long dev_ioctl (struct file *fd, unsigned code, unsigned long value) struct usb_gadget *gadget = dev->gadget; long ret = -ENOTTY; - if (gadget->ops->ioctl) + spin_lock_irq(&dev->lock); + if (dev->state == STATE_DEV_OPENED || + dev->state == STATE_DEV_UNBOUND) { + /* Not bound to a UDC */ + } else if (gadget->ops->ioctl) { + ++dev->udc_usage; + spin_unlock_irq(&dev->lock); + ret = gadget->ops->ioctl (gadget, code, value); + spin_lock_irq(&dev->lock); + --dev->udc_usage; + } + spin_unlock_irq(&dev->lock); + return ret; } @@ -1463,10 +1483,12 @@ delegate: if (value < 0) break; + ++dev->udc_usage; spin_unlock (&dev->lock); value = usb_ep_queue (gadget->ep0, dev->req, GFP_KERNEL); spin_lock (&dev->lock); + --dev->udc_usage; if (value < 0) { clean_req (gadget->ep0, dev->req); break; @@ -1490,8 +1512,12 @@ delegate: req->length = value; req->zero = value < w_length; + ++dev->udc_usage; spin_unlock (&dev->lock); value = usb_ep_queue (gadget->ep0, req, GFP_KERNEL); + spin_lock(&dev->lock); + --dev->udc_usage; + spin_unlock(&dev->lock); if (value < 0) { DBG (dev, "ep_queue --> %d\n", value); req->status = 0; @@ -1518,21 +1544,24 @@ static void destroy_ep_files (struct dev_data *dev) /* break link to FS */ ep = list_first_entry (&dev->epfiles, struct ep_data, epfiles); list_del_init (&ep->epfiles); + spin_unlock_irq (&dev->lock); + dentry = ep->dentry; ep->dentry = NULL; parent = d_inode(dentry->d_parent); /* break link to controller */ + mutex_lock(&ep->lock); if (ep->state == STATE_EP_ENABLED) (void) usb_ep_disable (ep->ep); ep->state = STATE_EP_UNBOUND; usb_ep_free_request (ep->ep, ep->req); ep->ep = NULL; + mutex_unlock(&ep->lock); + wake_up (&ep->wait); put_ep (ep); - spin_unlock_irq (&dev->lock); - /* break link to dcache */ inode_lock(parent); d_delete (dentry); @@ -1603,6 +1632,11 @@ gadgetfs_unbind (struct usb_gadget *gadget) spin_lock_irq (&dev->lock); dev->state = STATE_DEV_UNBOUND; + while (dev->udc_usage > 0) { + spin_unlock_irq(&dev->lock); + usleep_range(1000, 2000); + spin_lock_irq(&dev->lock); + } spin_unlock_irq (&dev->lock); destroy_ep_files (dev); diff --git a/drivers/usb/gadget/legacy/mass_storage.c b/drivers/usb/gadget/legacy/mass_storage.c index e99ab57ee3e5..fcba59782f26 100644 --- a/drivers/usb/gadget/legacy/mass_storage.c +++ b/drivers/usb/gadget/legacy/mass_storage.c @@ -107,15 +107,6 @@ static unsigned int fsg_num_buffers = CONFIG_USB_GADGET_STORAGE_NUM_BUFFERS; FSG_MODULE_PARAMETERS(/* no prefix */, mod_data); -static unsigned long msg_registered; -static void msg_cleanup(void); - -static int msg_thread_exits(struct fsg_common *common) -{ - msg_cleanup(); - return 0; -} - static int msg_do_config(struct usb_configuration *c) { struct fsg_opts *opts; @@ -154,9 +145,6 @@ static struct usb_configuration msg_config_driver = { static int msg_bind(struct usb_composite_dev *cdev) { - static const struct fsg_operations ops = { - .thread_exits = msg_thread_exits, - }; struct fsg_opts *opts; struct fsg_config config; int status; @@ -173,8 +161,6 @@ static int msg_bind(struct usb_composite_dev *cdev) if (status) goto fail; - fsg_common_set_ops(opts->common, &ops); - status = fsg_common_set_cdev(opts->common, cdev, config.can_stall); if (status) goto fail_set_cdev; @@ -256,18 +242,12 @@ MODULE_LICENSE("GPL"); static int __init msg_init(void) { - int ret; - - ret = usb_composite_probe(&msg_driver); - set_bit(0, &msg_registered); - - return ret; + return usb_composite_probe(&msg_driver); } module_init(msg_init); -static void msg_cleanup(void) +static void __exit msg_cleanup(void) { - if (test_and_clear_bit(0, &msg_registered)) - usb_composite_unregister(&msg_driver); + usb_composite_unregister(&msg_driver); } module_exit(msg_cleanup); diff --git a/drivers/usb/gadget/udc/Kconfig b/drivers/usb/gadget/udc/Kconfig index 7cd5c969fcbe..1e9567091d86 100644 --- a/drivers/usb/gadget/udc/Kconfig +++ b/drivers/usb/gadget/udc/Kconfig @@ -273,6 +273,7 @@ config USB_SNP_CORE config USB_SNP_UDC_PLAT tristate "Synopsys USB 2.0 Device controller" depends on USB_GADGET && OF && HAS_DMA + depends on EXTCON || EXTCON=n select USB_GADGET_DUALSPEED select USB_SNP_CORE default ARCH_BCM_IPROC diff --git a/drivers/usb/gadget/udc/atmel_usba_udc.c b/drivers/usb/gadget/udc/atmel_usba_udc.c index 98d71400f8a1..a884c022df7a 100644 --- a/drivers/usb/gadget/udc/atmel_usba_udc.c +++ b/drivers/usb/gadget/udc/atmel_usba_udc.c @@ -29,6 +29,8 @@ #include <linux/of_gpio.h> #include "atmel_usba_udc.h" +#define USBA_VBUS_IRQFLAGS (IRQF_ONESHOT \ + | IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING) #ifdef CONFIG_USB_GADGET_DEBUG_FS #include <linux/debugfs.h> @@ -2361,7 +2363,7 @@ static int usba_udc_probe(struct platform_device *pdev) IRQ_NOAUTOEN); ret = devm_request_threaded_irq(&pdev->dev, gpio_to_irq(udc->vbus_pin), NULL, - usba_vbus_irq_thread, IRQF_ONESHOT, + usba_vbus_irq_thread, USBA_VBUS_IRQFLAGS, "atmel_usba_udc", udc); if (ret) { udc->vbus_pin = -ENODEV; diff --git a/drivers/usb/gadget/udc/core.c b/drivers/usb/gadget/udc/core.c index 75c51ca4ee0f..d41d07aae0ce 100644 --- a/drivers/usb/gadget/udc/core.c +++ b/drivers/usb/gadget/udc/core.c @@ -1320,8 +1320,7 @@ static int udc_bind_to_driver(struct usb_udc *udc, struct usb_gadget_driver *dri udc->dev.driver = &driver->driver; udc->gadget->dev.driver = &driver->driver; - if (driver->max_speed < udc->gadget->max_speed) - usb_gadget_udc_set_speed(udc, driver->max_speed); + usb_gadget_udc_set_speed(udc, driver->max_speed); ret = driver->bind(udc->gadget, driver); if (ret) diff --git a/drivers/usb/gadget/udc/dummy_hcd.c b/drivers/usb/gadget/udc/dummy_hcd.c index a030d7923d7d..b17618a55f1b 100644 --- a/drivers/usb/gadget/udc/dummy_hcd.c +++ b/drivers/usb/gadget/udc/dummy_hcd.c @@ -237,6 +237,8 @@ struct dummy_hcd { struct usb_device *udev; struct list_head urbp_list; + struct urbp *next_frame_urbp; + u32 stream_en_ep; u8 num_stream[30 / 2]; @@ -253,11 +255,13 @@ struct dummy { */ struct dummy_ep ep[DUMMY_ENDPOINTS]; int address; + int callback_usage; struct usb_gadget gadget; struct usb_gadget_driver *driver; struct dummy_request fifo_req; u8 fifo_buf[FIFO_SIZE]; u16 devstatus; + unsigned ints_enabled:1; unsigned udc_suspended:1; unsigned pullup:1; @@ -375,11 +379,10 @@ static void set_link_state_by_speed(struct dummy_hcd *dum_hcd) USB_PORT_STAT_CONNECTION) == 0) dum_hcd->port_status |= (USB_PORT_STAT_C_CONNECTION << 16); - if ((dum_hcd->port_status & - USB_PORT_STAT_ENABLE) == 1 && - (dum_hcd->port_status & - USB_SS_PORT_LS_U0) == 1 && - dum_hcd->rh_state != DUMMY_RH_SUSPENDED) + if ((dum_hcd->port_status & USB_PORT_STAT_ENABLE) && + (dum_hcd->port_status & + USB_PORT_STAT_LINK_STATE) == USB_SS_PORT_LS_U0 && + dum_hcd->rh_state != DUMMY_RH_SUSPENDED) dum_hcd->active = 1; } } else { @@ -440,18 +443,27 @@ static void set_link_state(struct dummy_hcd *dum_hcd) (~dum_hcd->old_status) & dum_hcd->port_status; /* Report reset and disconnect events to the driver */ - if (dum->driver && (disconnect || reset)) { + if (dum->ints_enabled && (disconnect || reset)) { stop_activity(dum); + ++dum->callback_usage; + spin_unlock(&dum->lock); if (reset) usb_gadget_udc_reset(&dum->gadget, dum->driver); else dum->driver->disconnect(&dum->gadget); + spin_lock(&dum->lock); + --dum->callback_usage; } - } else if (dum_hcd->active != dum_hcd->old_active) { + } else if (dum_hcd->active != dum_hcd->old_active && + dum->ints_enabled) { + ++dum->callback_usage; + spin_unlock(&dum->lock); if (dum_hcd->old_active && dum->driver->suspend) dum->driver->suspend(&dum->gadget); else if (!dum_hcd->old_active && dum->driver->resume) dum->driver->resume(&dum->gadget); + spin_lock(&dum->lock); + --dum->callback_usage; } dum_hcd->old_status = dum_hcd->port_status; @@ -972,8 +984,11 @@ static int dummy_udc_start(struct usb_gadget *g, * can't enumerate without help from the driver we're binding. */ + spin_lock_irq(&dum->lock); dum->devstatus = 0; dum->driver = driver; + dum->ints_enabled = 1; + spin_unlock_irq(&dum->lock); return 0; } @@ -984,6 +999,16 @@ static int dummy_udc_stop(struct usb_gadget *g) struct dummy *dum = dum_hcd->dum; spin_lock_irq(&dum->lock); + dum->ints_enabled = 0; + stop_activity(dum); + + /* emulate synchronize_irq(): wait for callbacks to finish */ + while (dum->callback_usage > 0) { + spin_unlock_irq(&dum->lock); + usleep_range(1000, 2000); + spin_lock_irq(&dum->lock); + } + dum->driver = NULL; spin_unlock_irq(&dum->lock); @@ -1037,7 +1062,12 @@ static int dummy_udc_probe(struct platform_device *pdev) memzero_explicit(&dum->gadget, sizeof(struct usb_gadget)); dum->gadget.name = gadget_name; dum->gadget.ops = &dummy_ops; - dum->gadget.max_speed = USB_SPEED_SUPER; + if (mod_data.is_super_speed) + dum->gadget.max_speed = USB_SPEED_SUPER; + else if (mod_data.is_high_speed) + dum->gadget.max_speed = USB_SPEED_HIGH; + else + dum->gadget.max_speed = USB_SPEED_FULL; dum->gadget.dev.parent = &pdev->dev; init_dummy_udc_hw(dum); @@ -1246,6 +1276,8 @@ static int dummy_urb_enqueue( list_add_tail(&urbp->urbp_list, &dum_hcd->urbp_list); urb->hcpriv = urbp; + if (!dum_hcd->next_frame_urbp) + dum_hcd->next_frame_urbp = urbp; if (usb_pipetype(urb->pipe) == PIPE_CONTROL) urb->error_count = 1; /* mark as a new urb */ @@ -1521,6 +1553,8 @@ static struct dummy_ep *find_endpoint(struct dummy *dum, u8 address) if (!is_active((dum->gadget.speed == USB_SPEED_SUPER ? dum->ss_hcd : dum->hs_hcd))) return NULL; + if (!dum->ints_enabled) + return NULL; if ((address & ~USB_DIR_IN) == 0) return &dum->ep[0]; for (i = 1; i < DUMMY_ENDPOINTS; i++) { @@ -1762,6 +1796,7 @@ static void dummy_timer(unsigned long _dum_hcd) spin_unlock_irqrestore(&dum->lock, flags); return; } + dum_hcd->next_frame_urbp = NULL; for (i = 0; i < DUMMY_ENDPOINTS; i++) { if (!ep_info[i].name) @@ -1778,6 +1813,10 @@ restart: int type; int status = -EINPROGRESS; + /* stop when we reach URBs queued after the timer interrupt */ + if (urbp == dum_hcd->next_frame_urbp) + break; + urb = urbp->urb; if (urb->unlinked) goto return_urb; @@ -1857,10 +1896,12 @@ restart: * until setup() returns; no reentrancy issues etc. */ if (value > 0) { + ++dum->callback_usage; spin_unlock(&dum->lock); value = dum->driver->setup(&dum->gadget, &setup); spin_lock(&dum->lock); + --dum->callback_usage; if (value >= 0) { /* no delays (max 64KB data stage) */ @@ -2561,8 +2602,6 @@ static struct hc_driver dummy_hcd = { .product_desc = "Dummy host controller", .hcd_priv_size = sizeof(struct dummy_hcd), - .flags = HCD_USB3 | HCD_SHARED, - .reset = dummy_setup, .start = dummy_start, .stop = dummy_stop, @@ -2591,8 +2630,12 @@ static int dummy_hcd_probe(struct platform_device *pdev) dev_info(&pdev->dev, "%s, driver " DRIVER_VERSION "\n", driver_desc); dum = *((void **)dev_get_platdata(&pdev->dev)); - if (!mod_data.is_super_speed) + if (mod_data.is_super_speed) + dummy_hcd.flags = HCD_USB3 | HCD_SHARED; + else if (mod_data.is_high_speed) dummy_hcd.flags = HCD_USB2; + else + dummy_hcd.flags = HCD_USB11; hs_hcd = usb_create_hcd(&dummy_hcd, &pdev->dev, dev_name(&pdev->dev)); if (!hs_hcd) return -ENOMEM; diff --git a/drivers/usb/gadget/udc/renesas_usb3.c b/drivers/usb/gadget/udc/renesas_usb3.c index df37c1e6e9d5..63a206122058 100644 --- a/drivers/usb/gadget/udc/renesas_usb3.c +++ b/drivers/usb/gadget/udc/renesas_usb3.c @@ -1038,7 +1038,7 @@ static int usb3_write_pipe(struct renesas_usb3_ep *usb3_ep, usb3_ep->ep.maxpacket); u8 *buf = usb3_req->req.buf + usb3_req->req.actual; u32 tmp = 0; - bool is_last; + bool is_last = !len ? true : false; if (usb3_wait_pipe_status(usb3_ep, PX_STA_BUFSTS) < 0) return -EBUSY; @@ -1059,7 +1059,8 @@ static int usb3_write_pipe(struct renesas_usb3_ep *usb3_ep, usb3_write(usb3, tmp, fifo_reg); } - is_last = usb3_is_transfer_complete(usb3_ep, usb3_req); + if (!is_last) + is_last = usb3_is_transfer_complete(usb3_ep, usb3_req); /* Send the data */ usb3_set_px_con_send(usb3_ep, len, is_last); @@ -1150,7 +1151,8 @@ static void usb3_start_pipe0(struct renesas_usb3_ep *usb3_ep, usb3_set_p0_con_for_ctrl_read_data(usb3); } else { usb3_clear_bit(usb3, P0_MOD_DIR, USB3_P0_MOD); - usb3_set_p0_con_for_ctrl_write_data(usb3); + if (usb3_req->req.length) + usb3_set_p0_con_for_ctrl_write_data(usb3); } usb3_p0_xfer(usb3_ep, usb3_req); @@ -2053,7 +2055,16 @@ static u32 usb3_calc_ramarea(int ram_size) static u32 usb3_calc_rammap_val(struct renesas_usb3_ep *usb3_ep, const struct usb_endpoint_descriptor *desc) { - return usb3_ep->rammap_val | PN_RAMMAP_MPKT(usb_endpoint_maxp(desc)); + int i; + const u32 max_packet_array[] = {8, 16, 32, 64, 512}; + u32 mpkt = PN_RAMMAP_MPKT(1024); + + for (i = 0; i < ARRAY_SIZE(max_packet_array); i++) { + if (usb_endpoint_maxp(desc) <= max_packet_array[i]) + mpkt = PN_RAMMAP_MPKT(max_packet_array[i]); + } + + return usb3_ep->rammap_val | mpkt; } static int usb3_enable_pipe_n(struct renesas_usb3_ep *usb3_ep, diff --git a/drivers/usb/host/pci-quirks.c b/drivers/usb/host/pci-quirks.c index 658d9d1f9ea3..6dda3623a276 100644 --- a/drivers/usb/host/pci-quirks.c +++ b/drivers/usb/host/pci-quirks.c @@ -447,7 +447,7 @@ static int usb_asmedia_wait_write(struct pci_dev *pdev) if ((value & ASMT_CONTROL_WRITE_BIT) == 0) return 0; - usleep_range(40, 60); + udelay(50); } dev_warn(&pdev->dev, "%s: check_write_ready timeout", __func__); @@ -1022,7 +1022,7 @@ EXPORT_SYMBOL_GPL(usb_disable_xhci_ports); * * Takes care of the handoff between the Pre-OS (i.e. BIOS) and the OS. * It signals to the BIOS that the OS wants control of the host controller, - * and then waits 5 seconds for the BIOS to hand over control. + * and then waits 1 second for the BIOS to hand over control. * If we timeout, assume the BIOS is broken and take control anyway. */ static void quirk_usb_handoff_xhci(struct pci_dev *pdev) @@ -1069,9 +1069,9 @@ static void quirk_usb_handoff_xhci(struct pci_dev *pdev) if (val & XHCI_HC_BIOS_OWNED) { writel(val | XHCI_HC_OS_OWNED, base + ext_cap_offset); - /* Wait for 5 seconds with 10 microsecond polling interval */ + /* Wait for 1 second with 10 microsecond polling interval */ timeout = handshake(base + ext_cap_offset, XHCI_HC_BIOS_OWNED, - 0, 5000, 10); + 0, 1000000, 10); /* Assume a buggy BIOS and take HC ownership anyway */ if (timeout) { @@ -1100,7 +1100,7 @@ hc_init: * operational or runtime registers. Wait 5 seconds and no more. */ timeout = handshake(op_reg_base + XHCI_STS_OFFSET, XHCI_STS_CNR, 0, - 5000, 10); + 5000000, 10); /* Assume a buggy HC and start HC initialization anyway */ if (timeout) { val = readl(op_reg_base + XHCI_STS_OFFSET); diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c index ad89a6d4111b..da9158f171cb 100644 --- a/drivers/usb/host/xhci-hub.c +++ b/drivers/usb/host/xhci-hub.c @@ -112,7 +112,7 @@ static int xhci_create_usb3_bos_desc(struct xhci_hcd *xhci, char *buf, /* If PSI table exists, add the custom speed attributes from it */ if (usb3_1 && xhci->usb3_rhub.psi_count) { - u32 ssp_cap_base, bm_attrib, psi; + u32 ssp_cap_base, bm_attrib, psi, psi_mant, psi_exp; int offset; ssp_cap_base = USB_DT_BOS_SIZE + USB_DT_USB_SS_CAP_SIZE; @@ -139,6 +139,15 @@ static int xhci_create_usb3_bos_desc(struct xhci_hcd *xhci, char *buf, for (i = 0; i < xhci->usb3_rhub.psi_count; i++) { psi = xhci->usb3_rhub.psi[i]; psi &= ~USB_SSP_SUBLINK_SPEED_RSVD; + psi_exp = XHCI_EXT_PORT_PSIE(psi); + psi_mant = XHCI_EXT_PORT_PSIM(psi); + + /* Shift to Gbps and set SSP Link BIT(14) if 10Gpbs */ + for (; psi_exp < 3; psi_exp++) + psi_mant /= 1000; + if (psi_mant >= 10) + psi |= BIT(14); + if ((psi & PLT_MASK) == PLT_SYM) { /* Symmetric, create SSA RX and TX from one PSI entry */ put_unaligned_le32(psi, &buf[offset]); @@ -1506,9 +1515,6 @@ int xhci_bus_suspend(struct usb_hcd *hcd) t2 |= PORT_WKOC_E | PORT_WKCONN_E; t2 &= ~PORT_WKDISC_E; } - if ((xhci->quirks & XHCI_U2_DISABLE_WAKE) && - (hcd->speed < HCD_USB3)) - t2 &= ~PORT_WAKE_BITS; } else t2 &= ~PORT_WAKE_BITS; diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c index 8071c8fdd15e..76f392954733 100644 --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -54,11 +54,6 @@ #define PCI_DEVICE_ID_INTEL_APL_XHCI 0x5aa8 #define PCI_DEVICE_ID_INTEL_DNV_XHCI 0x19d0 -#define PCI_DEVICE_ID_AMD_PROMONTORYA_4 0x43b9 -#define PCI_DEVICE_ID_AMD_PROMONTORYA_3 0x43ba -#define PCI_DEVICE_ID_AMD_PROMONTORYA_2 0x43bb -#define PCI_DEVICE_ID_AMD_PROMONTORYA_1 0x43bc - #define PCI_DEVICE_ID_ASMEDIA_1042A_XHCI 0x1142 static const char hcd_name[] = "xhci_hcd"; @@ -142,13 +137,6 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci) if (pdev->vendor == PCI_VENDOR_ID_AMD) xhci->quirks |= XHCI_TRUST_TX_LENGTH; - if ((pdev->vendor == PCI_VENDOR_ID_AMD) && - ((pdev->device == PCI_DEVICE_ID_AMD_PROMONTORYA_4) || - (pdev->device == PCI_DEVICE_ID_AMD_PROMONTORYA_3) || - (pdev->device == PCI_DEVICE_ID_AMD_PROMONTORYA_2) || - (pdev->device == PCI_DEVICE_ID_AMD_PROMONTORYA_1))) - xhci->quirks |= XHCI_U2_DISABLE_WAKE; - if (pdev->vendor == PCI_VENDOR_ID_INTEL) { xhci->quirks |= XHCI_LPM_SUPPORT; xhci->quirks |= XHCI_INTEL_HOST; diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c index 163bafde709f..1cb6eaef4ae1 100644 --- a/drivers/usb/host/xhci-plat.c +++ b/drivers/usb/host/xhci-plat.c @@ -178,14 +178,18 @@ static int xhci_plat_probe(struct platform_device *pdev) * 2. xhci_plat is child of a device from firmware (dwc3-plat) * 3. xhci_plat is grandchild of a pci device (dwc3-pci) */ - sysdev = &pdev->dev; - if (sysdev->parent && !sysdev->of_node && sysdev->parent->of_node) - sysdev = sysdev->parent; + for (sysdev = &pdev->dev; sysdev; sysdev = sysdev->parent) { + if (is_of_node(sysdev->fwnode) || + is_acpi_device_node(sysdev->fwnode)) + break; #ifdef CONFIG_PCI - else if (sysdev->parent && sysdev->parent->parent && - sysdev->parent->parent->bus == &pci_bus_type) - sysdev = sysdev->parent->parent; + else if (sysdev->bus == &pci_bus_type) + break; #endif + } + + if (!sysdev) + sysdev = &pdev->dev; /* Try to set 64-bit DMA first */ if (WARN_ON(!sysdev->dma_mask)) diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index b2ff1ff1a02f..ee198ea47f49 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -1703,7 +1703,8 @@ static int xhci_add_endpoint(struct usb_hcd *hcd, struct usb_device *udev, if (xhci->quirks & XHCI_MTK_HOST) { ret = xhci_mtk_add_ep_quirk(hcd, udev, ep); if (ret < 0) { - xhci_free_endpoint_ring(xhci, virt_dev, ep_index); + xhci_ring_free(xhci, virt_dev->eps[ep_index].new_ring); + virt_dev->eps[ep_index].new_ring = NULL; return ret; } } diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index 2abaa4d6d39d..2b48aa4f6b76 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -735,6 +735,8 @@ struct xhci_ep_ctx { #define EP_MAXPSTREAMS(p) (((p) << 10) & EP_MAXPSTREAMS_MASK) /* Endpoint is set up with a Linear Stream Array (vs. Secondary Stream Array) */ #define EP_HAS_LSA (1 << 15) +/* hosts with LEC=1 use bits 31:24 as ESIT high bits. */ +#define CTX_TO_MAX_ESIT_PAYLOAD_HI(p) (((p) >> 24) & 0xff) /* ep_info2 bitmasks */ /* @@ -1681,7 +1683,7 @@ struct xhci_bus_state { static inline unsigned int hcd_index(struct usb_hcd *hcd) { - if (hcd->speed == HCD_USB3) + if (hcd->speed >= HCD_USB3) return 0; else return 1; @@ -1826,7 +1828,7 @@ struct xhci_hcd { /* For controller with a broken Port Disable implementation */ #define XHCI_BROKEN_PORT_PED (1 << 25) #define XHCI_LIMIT_ENDPOINT_INTERVAL_7 (1 << 26) -#define XHCI_U2_DISABLE_WAKE (1 << 27) +/* Reserved. It was XHCI_U2_DISABLE_WAKE */ #define XHCI_ASMEDIA_MODIFY_FLOWCONTROL (1 << 28) unsigned int num_active_eps; @@ -2540,8 +2542,8 @@ static inline const char *xhci_decode_ep_context(u32 info, u32 info2, u64 deq, u8 lsa; u8 hid; - esit = EP_MAX_ESIT_PAYLOAD_HI(info) << 16 | - EP_MAX_ESIT_PAYLOAD_LO(tx_info); + esit = CTX_TO_MAX_ESIT_PAYLOAD_HI(info) << 16 | + CTX_TO_MAX_ESIT_PAYLOAD(tx_info); ep_state = info & EP_STATE_MASK; max_pstr = info & EP_MAXPSTREAMS_MASK; diff --git a/drivers/usb/renesas_usbhs/fifo.c b/drivers/usb/renesas_usbhs/fifo.c index d1af831f43eb..68f26904c316 100644 --- a/drivers/usb/renesas_usbhs/fifo.c +++ b/drivers/usb/renesas_usbhs/fifo.c @@ -282,11 +282,26 @@ static void usbhsf_fifo_clear(struct usbhs_pipe *pipe, struct usbhs_fifo *fifo) { struct usbhs_priv *priv = usbhs_pipe_to_priv(pipe); + int ret = 0; - if (!usbhs_pipe_is_dcp(pipe)) - usbhsf_fifo_barrier(priv, fifo); + if (!usbhs_pipe_is_dcp(pipe)) { + /* + * This driver checks the pipe condition first to avoid -EBUSY + * from usbhsf_fifo_barrier() with about 10 msec delay in + * the interrupt handler if the pipe is RX direction and empty. + */ + if (usbhs_pipe_is_dir_in(pipe)) + ret = usbhs_pipe_is_accessible(pipe); + if (!ret) + ret = usbhsf_fifo_barrier(priv, fifo); + } - usbhs_write(priv, fifo->ctr, BCLR); + /* + * if non-DCP pipe, this driver should set BCLR when + * usbhsf_fifo_barrier() returns 0. + */ + if (!ret) + usbhs_write(priv, fifo->ctr, BCLR); } static int usbhsf_fifo_rcv_len(struct usbhs_priv *priv, diff --git a/drivers/usb/storage/transport.c b/drivers/usb/storage/transport.c index 1a59f335b063..a3ccb899df60 100644 --- a/drivers/usb/storage/transport.c +++ b/drivers/usb/storage/transport.c @@ -834,13 +834,25 @@ Retry_Sense: if (result == USB_STOR_TRANSPORT_GOOD) { srb->result = SAM_STAT_GOOD; srb->sense_buffer[0] = 0x0; + } + + /* + * ATA-passthru commands use sense data to report + * the command completion status, and often devices + * return Check Condition status when nothing is + * wrong. + */ + else if (srb->cmnd[0] == ATA_16 || + srb->cmnd[0] == ATA_12) { + /* leave the data alone */ + } /* * If there was a problem, report an unspecified * hardware error to prevent the higher layers from * entering an infinite retry loop. */ - } else { + else { srb->result = DID_ERROR << 16; if ((sshdr.response_code & 0x72) == 0x72) srb->sense_buffer[1] = HARDWARE_ERROR; diff --git a/drivers/usb/storage/uas-detect.h b/drivers/usb/storage/uas-detect.h index f58caa9e6a27..a155cd02bce2 100644 --- a/drivers/usb/storage/uas-detect.h +++ b/drivers/usb/storage/uas-detect.h @@ -9,7 +9,8 @@ static int uas_is_interface(struct usb_host_interface *intf) intf->desc.bInterfaceProtocol == USB_PR_UAS); } -static int uas_find_uas_alt_setting(struct usb_interface *intf) +static struct usb_host_interface *uas_find_uas_alt_setting( + struct usb_interface *intf) { int i; @@ -17,10 +18,10 @@ static int uas_find_uas_alt_setting(struct usb_interface *intf) struct usb_host_interface *alt = &intf->altsetting[i]; if (uas_is_interface(alt)) - return alt->desc.bAlternateSetting; + return alt; } - return -ENODEV; + return NULL; } static int uas_find_endpoints(struct usb_host_interface *alt, @@ -58,14 +59,14 @@ static int uas_use_uas_driver(struct usb_interface *intf, struct usb_device *udev = interface_to_usbdev(intf); struct usb_hcd *hcd = bus_to_hcd(udev->bus); unsigned long flags = id->driver_info; - int r, alt; - + struct usb_host_interface *alt; + int r; alt = uas_find_uas_alt_setting(intf); - if (alt < 0) + if (!alt) return 0; - r = uas_find_endpoints(&intf->altsetting[alt], eps); + r = uas_find_endpoints(alt, eps); if (r < 0) return 0; diff --git a/drivers/usb/storage/uas.c b/drivers/usb/storage/uas.c index cfb1e3bbd434..63cf981ed81c 100644 --- a/drivers/usb/storage/uas.c +++ b/drivers/usb/storage/uas.c @@ -873,14 +873,14 @@ MODULE_DEVICE_TABLE(usb, uas_usb_ids); static int uas_switch_interface(struct usb_device *udev, struct usb_interface *intf) { - int alt; + struct usb_host_interface *alt; alt = uas_find_uas_alt_setting(intf); - if (alt < 0) - return alt; + if (!alt) + return -ENODEV; - return usb_set_interface(udev, - intf->altsetting[0].desc.bInterfaceNumber, alt); + return usb_set_interface(udev, alt->desc.bInterfaceNumber, + alt->desc.bAlternateSetting); } static int uas_configure_endpoints(struct uas_dev_info *devinfo) diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h index 5a70c33ef0e0..eb06d88b41d6 100644 --- a/drivers/usb/storage/unusual_devs.h +++ b/drivers/usb/storage/unusual_devs.h @@ -1459,6 +1459,13 @@ UNUSUAL_DEV( 0x0bc2, 0x3010, 0x0000, 0x0000, USB_SC_DEVICE, USB_PR_DEVICE, NULL, US_FL_SANE_SENSE ), +/* Reported by Kris Lindgren <kris.lindgren@gmail.com> */ +UNUSUAL_DEV( 0x0bc2, 0x3332, 0x0000, 0x9999, + "Seagate", + "External", + USB_SC_DEVICE, USB_PR_DEVICE, NULL, + US_FL_NO_WP_DETECT ), + UNUSUAL_DEV( 0x0d49, 0x7310, 0x0000, 0x9999, "Maxtor", "USB to SATA", diff --git a/drivers/uwb/hwa-rc.c b/drivers/uwb/hwa-rc.c index 35a1e777b449..9a53912bdfe9 100644 --- a/drivers/uwb/hwa-rc.c +++ b/drivers/uwb/hwa-rc.c @@ -825,6 +825,8 @@ static int hwarc_probe(struct usb_interface *iface, if (iface->cur_altsetting->desc.bNumEndpoints < 1) return -ENODEV; + if (!usb_endpoint_xfer_int(&iface->cur_altsetting->endpoint[0].desc)) + return -ENODEV; result = -ENOMEM; uwb_rc = uwb_rc_alloc(); diff --git a/drivers/uwb/uwbd.c b/drivers/uwb/uwbd.c index 01c20a260a8b..39dd4ef53c77 100644 --- a/drivers/uwb/uwbd.c +++ b/drivers/uwb/uwbd.c @@ -302,18 +302,22 @@ static int uwbd(void *param) /** Start the UWB daemon */ void uwbd_start(struct uwb_rc *rc) { - rc->uwbd.task = kthread_run(uwbd, rc, "uwbd"); - if (rc->uwbd.task == NULL) + struct task_struct *task = kthread_run(uwbd, rc, "uwbd"); + if (IS_ERR(task)) { + rc->uwbd.task = NULL; printk(KERN_ERR "UWB: Cannot start management daemon; " "UWB won't work\n"); - else + } else { + rc->uwbd.task = task; rc->uwbd.pid = rc->uwbd.task->pid; + } } /* Stop the UWB daemon and free any unprocessed events */ void uwbd_stop(struct uwb_rc *rc) { - kthread_stop(rc->uwbd.task); + if (rc->uwbd.task) + kthread_stop(rc->uwbd.task); uwbd_flush(rc); } |