diff options
Diffstat (limited to 'drivers')
25 files changed, 134 insertions, 171 deletions
diff --git a/drivers/ata/ahci_da850.c b/drivers/ata/ahci_da850.c index 1a50cd3b4233..9b34dff64536 100644 --- a/drivers/ata/ahci_da850.c +++ b/drivers/ata/ahci_da850.c @@ -216,12 +216,16 @@ static int ahci_da850_probe(struct platform_device *pdev) return rc; res = platform_get_resource(pdev, IORESOURCE_MEM, 1); - if (!res) + if (!res) { + rc = -ENODEV; goto disable_resources; + } pwrdn_reg = devm_ioremap(dev, res->start, resource_size(res)); - if (!pwrdn_reg) + if (!pwrdn_reg) { + rc = -ENOMEM; goto disable_resources; + } da850_sata_init(dev, pwrdn_reg, hpriv->mmio, mpy); diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index fa7dd4394c02..1945a8ea2099 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -2411,6 +2411,9 @@ static void ata_dev_config_trusted(struct ata_device *dev) u64 trusted_cap; unsigned int err; + if (!ata_id_has_trusted(dev->id)) + return; + if (!ata_identify_page_supported(dev, ATA_LOG_SECURITY)) { ata_dev_warn(dev, "Security Log not supported\n"); diff --git a/drivers/block/xen-blkback/xenbus.c b/drivers/block/xen-blkback/xenbus.c index 792da683e70d..2adb8599be93 100644 --- a/drivers/block/xen-blkback/xenbus.c +++ b/drivers/block/xen-blkback/xenbus.c @@ -244,6 +244,7 @@ static int xen_blkif_disconnect(struct xen_blkif *blkif) { struct pending_req *req, *n; unsigned int j, r; + bool busy = false; for (r = 0; r < blkif->nr_rings; r++) { struct xen_blkif_ring *ring = &blkif->rings[r]; @@ -261,8 +262,10 @@ static int xen_blkif_disconnect(struct xen_blkif *blkif) * don't have any discard_io or other_io requests. So, checking * for inflight IO is enough. */ - if (atomic_read(&ring->inflight) > 0) - return -EBUSY; + if (atomic_read(&ring->inflight) > 0) { + busy = true; + continue; + } if (ring->irq) { unbind_from_irqhandler(ring->irq, ring); @@ -300,6 +303,9 @@ static int xen_blkif_disconnect(struct xen_blkif *blkif) WARN_ON(i != (XEN_BLKIF_REQS_PER_PAGE * blkif->nr_ring_pages)); ring->active = false; } + if (busy) + return -EBUSY; + blkif->nr_ring_pages = 0; /* * blkif->rings was allocated in connect_ring, so we should free it in diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c index 6558a3ed57a7..e1cde6b80027 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c @@ -147,36 +147,6 @@ static void amdgpu_mn_invalidate_node(struct amdgpu_mn_node *node, } /** - * amdgpu_mn_invalidate_page - callback to notify about mm change - * - * @mn: our notifier - * @mn: the mm this callback is about - * @address: address of invalidate page - * - * Invalidation of a single page. Blocks for all BOs mapping it - * and unmap them by move them into system domain again. - */ -static void amdgpu_mn_invalidate_page(struct mmu_notifier *mn, - struct mm_struct *mm, - unsigned long address) -{ - struct amdgpu_mn *rmn = container_of(mn, struct amdgpu_mn, mn); - struct interval_tree_node *it; - - mutex_lock(&rmn->lock); - - it = interval_tree_iter_first(&rmn->objects, address, address); - if (it) { - struct amdgpu_mn_node *node; - - node = container_of(it, struct amdgpu_mn_node, it); - amdgpu_mn_invalidate_node(node, address, address); - } - - mutex_unlock(&rmn->lock); -} - -/** * amdgpu_mn_invalidate_range_start - callback to notify about mm change * * @mn: our notifier @@ -215,7 +185,6 @@ static void amdgpu_mn_invalidate_range_start(struct mmu_notifier *mn, static const struct mmu_notifier_ops amdgpu_mn_ops = { .release = amdgpu_mn_release, - .invalidate_page = amdgpu_mn_invalidate_page, .invalidate_range_start = amdgpu_mn_invalidate_range_start, }; diff --git a/drivers/gpu/drm/bridge/sil-sii8620.c b/drivers/gpu/drm/bridge/sil-sii8620.c index 2d51a2269fc6..5131bfb94f06 100644 --- a/drivers/gpu/drm/bridge/sil-sii8620.c +++ b/drivers/gpu/drm/bridge/sil-sii8620.c @@ -597,9 +597,9 @@ static void sii8620_mt_read_devcap(struct sii8620 *ctx, bool xdevcap) static void sii8620_mt_read_devcap_reg_recv(struct sii8620 *ctx, struct sii8620_mt_msg *msg) { - u8 reg = msg->reg[0] & 0x7f; + u8 reg = msg->reg[1] & 0x7f; - if (msg->reg[0] & 0x80) + if (msg->reg[1] & 0x80) ctx->xdevcap[reg] = msg->ret; else ctx->devcap[reg] = msg->ret; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c index 61e06f0e8cd3..625ba24f143f 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c @@ -1567,10 +1567,34 @@ vmw_kms_atomic_check_modeset(struct drm_device *dev, } +/** + * vmw_kms_atomic_commit - Perform an atomic state commit + * + * @dev: DRM device + * @state: the driver state object + * @nonblock: Whether nonblocking behaviour is requested + * + * This is a simple wrapper around drm_atomic_helper_commit() for + * us to clear the nonblocking value. + * + * Nonblocking commits currently cause synchronization issues + * for vmwgfx. + * + * RETURNS + * Zero for success or negative error code on failure. + */ +int vmw_kms_atomic_commit(struct drm_device *dev, + struct drm_atomic_state *state, + bool nonblock) +{ + return drm_atomic_helper_commit(dev, state, false); +} + + static const struct drm_mode_config_funcs vmw_kms_funcs = { .fb_create = vmw_kms_fb_create, .atomic_check = vmw_kms_atomic_check_modeset, - .atomic_commit = drm_atomic_helper_commit, + .atomic_commit = vmw_kms_atomic_commit, }; static int vmw_kms_generic_present(struct vmw_private *dev_priv, diff --git a/drivers/infiniband/core/umem_odp.c b/drivers/infiniband/core/umem_odp.c index 8c4ec564e495..55e8f5ed8b3c 100644 --- a/drivers/infiniband/core/umem_odp.c +++ b/drivers/infiniband/core/umem_odp.c @@ -166,24 +166,6 @@ static int invalidate_page_trampoline(struct ib_umem *item, u64 start, return 0; } -static void ib_umem_notifier_invalidate_page(struct mmu_notifier *mn, - struct mm_struct *mm, - unsigned long address) -{ - struct ib_ucontext *context = container_of(mn, struct ib_ucontext, mn); - - if (!context->invalidate_range) - return; - - ib_ucontext_notifier_start_account(context); - down_read(&context->umem_rwsem); - rbt_ib_umem_for_each_in_range(&context->umem_tree, address, - address + PAGE_SIZE, - invalidate_page_trampoline, NULL); - up_read(&context->umem_rwsem); - ib_ucontext_notifier_end_account(context); -} - static int invalidate_range_start_trampoline(struct ib_umem *item, u64 start, u64 end, void *cookie) { @@ -237,7 +219,6 @@ static void ib_umem_notifier_invalidate_range_end(struct mmu_notifier *mn, static const struct mmu_notifier_ops ib_umem_notifiers = { .release = ib_umem_notifier_release, - .invalidate_page = ib_umem_notifier_invalidate_page, .invalidate_range_start = ib_umem_notifier_invalidate_range_start, .invalidate_range_end = ib_umem_notifier_invalidate_range_end, }; diff --git a/drivers/infiniband/hw/hfi1/mmu_rb.c b/drivers/infiniband/hw/hfi1/mmu_rb.c index ccbf52c8ff6f..e4b56a0dd6d0 100644 --- a/drivers/infiniband/hw/hfi1/mmu_rb.c +++ b/drivers/infiniband/hw/hfi1/mmu_rb.c @@ -67,8 +67,6 @@ struct mmu_rb_handler { static unsigned long mmu_node_start(struct mmu_rb_node *); static unsigned long mmu_node_last(struct mmu_rb_node *); -static inline void mmu_notifier_page(struct mmu_notifier *, struct mm_struct *, - unsigned long); static inline void mmu_notifier_range_start(struct mmu_notifier *, struct mm_struct *, unsigned long, unsigned long); @@ -82,7 +80,6 @@ static void do_remove(struct mmu_rb_handler *handler, static void handle_remove(struct work_struct *work); static const struct mmu_notifier_ops mn_opts = { - .invalidate_page = mmu_notifier_page, .invalidate_range_start = mmu_notifier_range_start, }; @@ -285,12 +282,6 @@ void hfi1_mmu_rb_remove(struct mmu_rb_handler *handler, handler->ops->remove(handler->ops_arg, node); } -static inline void mmu_notifier_page(struct mmu_notifier *mn, - struct mm_struct *mm, unsigned long addr) -{ - mmu_notifier_mem_invalidate(mn, mm, addr, addr + PAGE_SIZE); -} - static inline void mmu_notifier_range_start(struct mmu_notifier *mn, struct mm_struct *mm, unsigned long start, diff --git a/drivers/input/joystick/xpad.c b/drivers/input/joystick/xpad.c index 298a6ba51411..ca0e19ae7a90 100644 --- a/drivers/input/joystick/xpad.c +++ b/drivers/input/joystick/xpad.c @@ -476,10 +476,21 @@ static const u8 xboxone_hori_init[] = { }; /* - * A rumble packet is required for some PowerA pads to start + * A specific rumble packet is required for some PowerA pads to start * sending input reports. One of those pads is (0x24c6:0x543a). */ -static const u8 xboxone_zerorumble_init[] = { +static const u8 xboxone_rumblebegin_init[] = { + 0x09, 0x00, 0x00, 0x09, 0x00, 0x0F, 0x00, 0x00, + 0x1D, 0x1D, 0xFF, 0x00, 0x00 +}; + +/* + * A rumble packet with zero FF intensity will immediately + * terminate the rumbling required to init PowerA pads. + * This should happen fast enough that the motors don't + * spin up to enough speed to actually vibrate the gamepad. + */ +static const u8 xboxone_rumbleend_init[] = { 0x09, 0x00, 0x00, 0x09, 0x00, 0x0F, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; @@ -494,9 +505,12 @@ static const struct xboxone_init_packet xboxone_init_packets[] = { XBOXONE_INIT_PKT(0x0e6f, 0x0165, xboxone_hori_init), XBOXONE_INIT_PKT(0x0f0d, 0x0067, xboxone_hori_init), XBOXONE_INIT_PKT(0x0000, 0x0000, xboxone_fw2015_init), - XBOXONE_INIT_PKT(0x24c6, 0x541a, xboxone_zerorumble_init), - XBOXONE_INIT_PKT(0x24c6, 0x542a, xboxone_zerorumble_init), - XBOXONE_INIT_PKT(0x24c6, 0x543a, xboxone_zerorumble_init), + XBOXONE_INIT_PKT(0x24c6, 0x541a, xboxone_rumblebegin_init), + XBOXONE_INIT_PKT(0x24c6, 0x542a, xboxone_rumblebegin_init), + XBOXONE_INIT_PKT(0x24c6, 0x543a, xboxone_rumblebegin_init), + XBOXONE_INIT_PKT(0x24c6, 0x541a, xboxone_rumbleend_init), + XBOXONE_INIT_PKT(0x24c6, 0x542a, xboxone_rumbleend_init), + XBOXONE_INIT_PKT(0x24c6, 0x543a, xboxone_rumbleend_init), }; struct xpad_output_packet { diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c index 16c30460ef04..5af0b7d200bc 100644 --- a/drivers/input/mouse/synaptics.c +++ b/drivers/input/mouse/synaptics.c @@ -535,16 +535,17 @@ static void synaptics_apply_quirks(struct psmouse *psmouse, } } +static bool synaptics_has_agm(struct synaptics_data *priv) +{ + return (SYN_CAP_ADV_GESTURE(priv->info.ext_cap_0c) || + SYN_CAP_IMAGE_SENSOR(priv->info.ext_cap_0c)); +} + static int synaptics_set_advanced_gesture_mode(struct psmouse *psmouse) { static u8 param = 0xc8; - struct synaptics_data *priv = psmouse->private; int error; - if (!(SYN_CAP_ADV_GESTURE(priv->info.ext_cap_0c) || - SYN_CAP_IMAGE_SENSOR(priv->info.ext_cap_0c))) - return 0; - error = psmouse_sliced_command(psmouse, SYN_QUE_MODEL); if (error) return error; @@ -553,9 +554,6 @@ static int synaptics_set_advanced_gesture_mode(struct psmouse *psmouse) if (error) return error; - /* Advanced gesture mode also sends multi finger data */ - priv->info.capabilities |= BIT(1); - return 0; } @@ -578,7 +576,7 @@ static int synaptics_set_mode(struct psmouse *psmouse) if (error) return error; - if (priv->absolute_mode) { + if (priv->absolute_mode && synaptics_has_agm(priv)) { error = synaptics_set_advanced_gesture_mode(psmouse); if (error) { psmouse_err(psmouse, @@ -766,9 +764,7 @@ static int synaptics_parse_hw_state(const u8 buf[], ((buf[0] & 0x04) >> 1) | ((buf[3] & 0x04) >> 2)); - if ((SYN_CAP_ADV_GESTURE(priv->info.ext_cap_0c) || - SYN_CAP_IMAGE_SENSOR(priv->info.ext_cap_0c)) && - hw->w == 2) { + if (synaptics_has_agm(priv) && hw->w == 2) { synaptics_parse_agm(buf, priv, hw); return 1; } @@ -1033,6 +1029,15 @@ static void synaptics_image_sensor_process(struct psmouse *psmouse, synaptics_report_mt_data(psmouse, sgm, num_fingers); } +static bool synaptics_has_multifinger(struct synaptics_data *priv) +{ + if (SYN_CAP_MULTIFINGER(priv->info.capabilities)) + return true; + + /* Advanced gesture mode also sends multi finger data */ + return synaptics_has_agm(priv); +} + /* * called for each full received packet from the touchpad */ @@ -1079,7 +1084,7 @@ static void synaptics_process_packet(struct psmouse *psmouse) if (SYN_CAP_EXTENDED(info->capabilities)) { switch (hw.w) { case 0 ... 1: - if (SYN_CAP_MULTIFINGER(info->capabilities)) + if (synaptics_has_multifinger(priv)) num_fingers = hw.w + 2; break; case 2: @@ -1123,7 +1128,7 @@ static void synaptics_process_packet(struct psmouse *psmouse) input_report_abs(dev, ABS_TOOL_WIDTH, finger_width); input_report_key(dev, BTN_TOOL_FINGER, num_fingers == 1); - if (SYN_CAP_MULTIFINGER(info->capabilities)) { + if (synaptics_has_multifinger(priv)) { input_report_key(dev, BTN_TOOL_DOUBLETAP, num_fingers == 2); input_report_key(dev, BTN_TOOL_TRIPLETAP, num_fingers == 3); } @@ -1283,7 +1288,7 @@ static void set_input_params(struct psmouse *psmouse, __set_bit(BTN_TOUCH, dev->keybit); __set_bit(BTN_TOOL_FINGER, dev->keybit); - if (SYN_CAP_MULTIFINGER(info->capabilities)) { + if (synaptics_has_multifinger(priv)) { __set_bit(BTN_TOOL_DOUBLETAP, dev->keybit); __set_bit(BTN_TOOL_TRIPLETAP, dev->keybit); } diff --git a/drivers/iommu/amd_iommu_v2.c b/drivers/iommu/amd_iommu_v2.c index 6629c472eafd..dccf5b76eff2 100644 --- a/drivers/iommu/amd_iommu_v2.c +++ b/drivers/iommu/amd_iommu_v2.c @@ -391,13 +391,6 @@ static int mn_clear_flush_young(struct mmu_notifier *mn, return 0; } -static void mn_invalidate_page(struct mmu_notifier *mn, - struct mm_struct *mm, - unsigned long address) -{ - __mn_flush_page(mn, address); -} - static void mn_invalidate_range(struct mmu_notifier *mn, struct mm_struct *mm, unsigned long start, unsigned long end) @@ -436,7 +429,6 @@ static void mn_release(struct mmu_notifier *mn, struct mm_struct *mm) static const struct mmu_notifier_ops iommu_mn = { .release = mn_release, .clear_flush_young = mn_clear_flush_young, - .invalidate_page = mn_invalidate_page, .invalidate_range = mn_invalidate_range, }; diff --git a/drivers/iommu/intel-svm.c b/drivers/iommu/intel-svm.c index f167c0d84ebf..f620dccec8ee 100644 --- a/drivers/iommu/intel-svm.c +++ b/drivers/iommu/intel-svm.c @@ -223,14 +223,6 @@ static void intel_change_pte(struct mmu_notifier *mn, struct mm_struct *mm, intel_flush_svm_range(svm, address, 1, 1, 0); } -static void intel_invalidate_page(struct mmu_notifier *mn, struct mm_struct *mm, - unsigned long address) -{ - struct intel_svm *svm = container_of(mn, struct intel_svm, notifier); - - intel_flush_svm_range(svm, address, 1, 1, 0); -} - /* Pages have been freed at this point */ static void intel_invalidate_range(struct mmu_notifier *mn, struct mm_struct *mm, @@ -285,7 +277,6 @@ static void intel_mm_release(struct mmu_notifier *mn, struct mm_struct *mm) static const struct mmu_notifier_ops intel_mmuops = { .release = intel_mm_release, .change_pte = intel_change_pte, - .invalidate_page = intel_invalidate_page, .invalidate_range = intel_invalidate_range, }; diff --git a/drivers/md/dm-mpath.c b/drivers/md/dm-mpath.c index 0e8ab5bb3575..d24e4b05f5da 100644 --- a/drivers/md/dm-mpath.c +++ b/drivers/md/dm-mpath.c @@ -504,7 +504,6 @@ static int multipath_clone_and_map(struct dm_target *ti, struct request *rq, if (queue_dying) { atomic_inc(&m->pg_init_in_progress); activate_or_offline_path(pgpath); - return DM_MAPIO_REQUEUE; } return DM_MAPIO_DELAY_REQUEUE; } @@ -1458,7 +1457,6 @@ static int noretry_error(blk_status_t error) case BLK_STS_TARGET: case BLK_STS_NEXUS: case BLK_STS_MEDIUM: - case BLK_STS_RESOURCE: return 1; } diff --git a/drivers/md/dm.c b/drivers/md/dm.c index 2edbcc2d7d3f..d669fddd9290 100644 --- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -27,16 +27,6 @@ #define DM_MSG_PREFIX "core" -#ifdef CONFIG_PRINTK -/* - * ratelimit state to be used in DMXXX_LIMIT(). - */ -DEFINE_RATELIMIT_STATE(dm_ratelimit_state, - DEFAULT_RATELIMIT_INTERVAL, - DEFAULT_RATELIMIT_BURST); -EXPORT_SYMBOL(dm_ratelimit_state); -#endif - /* * Cookies are numeric values sent with CHANGE and REMOVE * uevents while resuming, removing or renaming the device. @@ -1523,7 +1513,7 @@ static void __split_and_process_bio(struct mapped_device *md, } /* drop the extra reference count */ - dec_pending(ci.io, error); + dec_pending(ci.io, errno_to_blk_status(error)); } /*----------------------------------------------------------------- * CRUD END diff --git a/drivers/misc/mic/scif/scif_dma.c b/drivers/misc/mic/scif/scif_dma.c index 64d5760d069a..63d6246d6dff 100644 --- a/drivers/misc/mic/scif/scif_dma.c +++ b/drivers/misc/mic/scif/scif_dma.c @@ -200,16 +200,6 @@ static void scif_mmu_notifier_release(struct mmu_notifier *mn, schedule_work(&scif_info.misc_work); } -static void scif_mmu_notifier_invalidate_page(struct mmu_notifier *mn, - struct mm_struct *mm, - unsigned long address) -{ - struct scif_mmu_notif *mmn; - - mmn = container_of(mn, struct scif_mmu_notif, ep_mmu_notifier); - scif_rma_destroy_tcw(mmn, address, PAGE_SIZE); -} - static void scif_mmu_notifier_invalidate_range_start(struct mmu_notifier *mn, struct mm_struct *mm, unsigned long start, @@ -235,7 +225,6 @@ static void scif_mmu_notifier_invalidate_range_end(struct mmu_notifier *mn, static const struct mmu_notifier_ops scif_mmu_notifier_ops = { .release = scif_mmu_notifier_release, .clear_flush_young = NULL, - .invalidate_page = scif_mmu_notifier_invalidate_page, .invalidate_range_start = scif_mmu_notifier_invalidate_range_start, .invalidate_range_end = scif_mmu_notifier_invalidate_range_end}; diff --git a/drivers/misc/sgi-gru/grutlbpurge.c b/drivers/misc/sgi-gru/grutlbpurge.c index e936d43895d2..9918eda0e05f 100644 --- a/drivers/misc/sgi-gru/grutlbpurge.c +++ b/drivers/misc/sgi-gru/grutlbpurge.c @@ -247,17 +247,6 @@ static void gru_invalidate_range_end(struct mmu_notifier *mn, gru_dbg(grudev, "gms %p, start 0x%lx, end 0x%lx\n", gms, start, end); } -static void gru_invalidate_page(struct mmu_notifier *mn, struct mm_struct *mm, - unsigned long address) -{ - struct gru_mm_struct *gms = container_of(mn, struct gru_mm_struct, - ms_notifier); - - STAT(mmu_invalidate_page); - gru_flush_tlb_range(gms, address, PAGE_SIZE); - gru_dbg(grudev, "gms %p, address 0x%lx\n", gms, address); -} - static void gru_release(struct mmu_notifier *mn, struct mm_struct *mm) { struct gru_mm_struct *gms = container_of(mn, struct gru_mm_struct, @@ -269,7 +258,6 @@ static void gru_release(struct mmu_notifier *mn, struct mm_struct *mm) static const struct mmu_notifier_ops gru_mmuops = { - .invalidate_page = gru_invalidate_page, .invalidate_range_start = gru_invalidate_range_start, .invalidate_range_end = gru_invalidate_range_end, .release = gru_release, diff --git a/drivers/mmc/core/block.c b/drivers/mmc/core/block.c index 80d1ec693d2d..8bd7aba811e9 100644 --- a/drivers/mmc/core/block.c +++ b/drivers/mmc/core/block.c @@ -1213,7 +1213,7 @@ static void mmc_blk_issue_drv_op(struct mmc_queue *mq, struct request *req) break; } mq_rq->drv_op_result = ret; - blk_end_request_all(req, ret); + blk_end_request_all(req, ret ? BLK_STS_IOERR : BLK_STS_OK); } static void mmc_blk_issue_discard_rq(struct mmc_queue *mq, struct request *req) @@ -1718,9 +1718,9 @@ static bool mmc_blk_rw_cmd_err(struct mmc_blk_data *md, struct mmc_card *card, if (err) req_pending = old_req_pending; else - req_pending = blk_end_request(req, 0, blocks << 9); + req_pending = blk_end_request(req, BLK_STS_OK, blocks << 9); } else { - req_pending = blk_end_request(req, 0, brq->data.bytes_xfered); + req_pending = blk_end_request(req, BLK_STS_OK, brq->data.bytes_xfered); } return req_pending; } diff --git a/drivers/mmc/host/sdhci-xenon.c b/drivers/mmc/host/sdhci-xenon.c index bc1781bb070b..c580af05b033 100644 --- a/drivers/mmc/host/sdhci-xenon.c +++ b/drivers/mmc/host/sdhci-xenon.c @@ -210,8 +210,27 @@ static void xenon_set_uhs_signaling(struct sdhci_host *host, sdhci_writew(host, ctrl_2, SDHCI_HOST_CONTROL2); } +static void xenon_set_power(struct sdhci_host *host, unsigned char mode, + unsigned short vdd) +{ + struct mmc_host *mmc = host->mmc; + u8 pwr = host->pwr; + + sdhci_set_power_noreg(host, mode, vdd); + + if (host->pwr == pwr) + return; + + if (host->pwr == 0) + vdd = 0; + + if (!IS_ERR(mmc->supply.vmmc)) + mmc_regulator_set_ocr(mmc, mmc->supply.vmmc, vdd); +} + static const struct sdhci_ops sdhci_xenon_ops = { .set_clock = sdhci_set_clock, + .set_power = xenon_set_power, .set_bus_width = sdhci_set_bus_width, .reset = xenon_reset, .set_uhs_signaling = xenon_set_uhs_signaling, diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index 925467b31a33..ea892e732268 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -109,6 +109,7 @@ struct nvme_dev { /* host memory buffer support: */ u64 host_mem_size; u32 nr_host_mem_descs; + dma_addr_t host_mem_descs_dma; struct nvme_host_mem_buf_desc *host_mem_descs; void **host_mem_desc_bufs; }; @@ -1565,16 +1566,10 @@ static inline void nvme_release_cmb(struct nvme_dev *dev) static int nvme_set_host_mem(struct nvme_dev *dev, u32 bits) { - size_t len = dev->nr_host_mem_descs * sizeof(*dev->host_mem_descs); + u64 dma_addr = dev->host_mem_descs_dma; struct nvme_command c; - u64 dma_addr; int ret; - dma_addr = dma_map_single(dev->dev, dev->host_mem_descs, len, - DMA_TO_DEVICE); - if (dma_mapping_error(dev->dev, dma_addr)) - return -ENOMEM; - memset(&c, 0, sizeof(c)); c.features.opcode = nvme_admin_set_features; c.features.fid = cpu_to_le32(NVME_FEAT_HOST_MEM_BUF); @@ -1591,7 +1586,6 @@ static int nvme_set_host_mem(struct nvme_dev *dev, u32 bits) "failed to set host mem (err %d, flags %#x).\n", ret, bits); } - dma_unmap_single(dev->dev, dma_addr, len, DMA_TO_DEVICE); return ret; } @@ -1609,7 +1603,9 @@ static void nvme_free_host_mem(struct nvme_dev *dev) kfree(dev->host_mem_desc_bufs); dev->host_mem_desc_bufs = NULL; - kfree(dev->host_mem_descs); + dma_free_coherent(dev->dev, + dev->nr_host_mem_descs * sizeof(*dev->host_mem_descs), + dev->host_mem_descs, dev->host_mem_descs_dma); dev->host_mem_descs = NULL; } @@ -1617,6 +1613,7 @@ static int nvme_alloc_host_mem(struct nvme_dev *dev, u64 min, u64 preferred) { struct nvme_host_mem_buf_desc *descs; u32 chunk_size, max_entries, len; + dma_addr_t descs_dma; int i = 0; void **bufs; u64 size = 0, tmp; @@ -1627,7 +1624,8 @@ retry: tmp = (preferred + chunk_size - 1); do_div(tmp, chunk_size); max_entries = tmp; - descs = kcalloc(max_entries, sizeof(*descs), GFP_KERNEL); + descs = dma_zalloc_coherent(dev->dev, max_entries * sizeof(*descs), + &descs_dma, GFP_KERNEL); if (!descs) goto out; @@ -1661,6 +1659,7 @@ retry: dev->nr_host_mem_descs = i; dev->host_mem_size = size; dev->host_mem_descs = descs; + dev->host_mem_descs_dma = descs_dma; dev->host_mem_desc_bufs = bufs; return 0; @@ -1674,7 +1673,8 @@ out_free_bufs: kfree(bufs); out_free_descs: - kfree(descs); + dma_free_coherent(dev->dev, max_entries * sizeof(*descs), descs, + descs_dma); out: /* try a smaller chunk size if we failed early */ if (chunk_size >= PAGE_SIZE * 2 && (i == 0 || size < min)) { diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c index da04df1af231..a03299d77922 100644 --- a/drivers/nvme/host/rdma.c +++ b/drivers/nvme/host/rdma.c @@ -920,7 +920,11 @@ static int nvme_rdma_map_sg_fr(struct nvme_rdma_queue *queue, struct nvme_keyed_sgl_desc *sg = &c->common.dptr.ksgl; int nr; - nr = ib_map_mr_sg(req->mr, req->sg_table.sgl, count, NULL, PAGE_SIZE); + /* + * Align the MR to a 4K page size to match the ctrl page size and + * the block virtual boundary. + */ + nr = ib_map_mr_sg(req->mr, req->sg_table.sgl, count, NULL, SZ_4K); if (nr < count) { if (nr < 0) return nr; @@ -1583,7 +1587,7 @@ static int nvme_rdma_configure_admin_queue(struct nvme_rdma_ctrl *ctrl) goto out_cleanup_queue; ctrl->ctrl.max_hw_sectors = - (ctrl->max_fr_pages - 1) << (PAGE_SHIFT - 9); + (ctrl->max_fr_pages - 1) << (ilog2(SZ_4K) - 9); error = nvme_init_identify(&ctrl->ctrl); if (error) diff --git a/drivers/s390/cio/vfio_ccw_cp.c b/drivers/s390/cio/vfio_ccw_cp.c index ba6ac83a6c25..5ccfdc80d0ec 100644 --- a/drivers/s390/cio/vfio_ccw_cp.c +++ b/drivers/s390/cio/vfio_ccw_cp.c @@ -481,7 +481,7 @@ static int ccwchain_fetch_tic(struct ccwchain *chain, ccw_tail = ccw_head + (iter->ch_len - 1) * sizeof(struct ccw1); if ((ccw_head <= ccw->cda) && (ccw->cda <= ccw_tail)) { - ccw->cda = (__u32) (addr_t) (iter->ch_ccw + + ccw->cda = (__u32) (addr_t) (((char *)iter->ch_ccw) + (ccw->cda - ccw_head)); return 0; } diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c index da5bdbdcce52..f838bd73befa 100644 --- a/drivers/scsi/ipr.c +++ b/drivers/scsi/ipr.c @@ -4945,6 +4945,7 @@ static int ipr_slave_configure(struct scsi_device *sdev) } if (ipr_is_vset_device(res)) { sdev->scsi_level = SCSI_SPC_3; + sdev->no_report_opcodes = 1; blk_queue_rq_timeout(sdev->request_queue, IPR_VSET_RW_TIMEOUT); blk_queue_max_hw_sectors(sdev->request_queue, IPR_VSET_MAX_SECTORS); diff --git a/drivers/scsi/qedf/qedf_els.c b/drivers/scsi/qedf/qedf_els.c index eb07f1de8afa..59c18ca4cda9 100644 --- a/drivers/scsi/qedf/qedf_els.c +++ b/drivers/scsi/qedf/qedf_els.c @@ -489,7 +489,7 @@ static void qedf_srr_compl(struct qedf_els_cb_arg *cb_arg) /* If a SRR times out, simply free resources */ if (srr_req->event == QEDF_IOREQ_EV_ELS_TMO) - goto out_free; + goto out_put; /* Normalize response data into struct fc_frame */ mp_req = &(srr_req->mp_req); @@ -501,7 +501,7 @@ static void qedf_srr_compl(struct qedf_els_cb_arg *cb_arg) if (!fp) { QEDF_ERR(&(qedf->dbg_ctx), "fc_frame_alloc failure.\n"); - goto out_free; + goto out_put; } /* Copy frame header from firmware into fp */ @@ -526,9 +526,10 @@ static void qedf_srr_compl(struct qedf_els_cb_arg *cb_arg) } fc_frame_free(fp); -out_free: +out_put: /* Put reference for original command since SRR completed */ kref_put(&orig_io_req->refcount, qedf_release_cmd); +out_free: kfree(cb_arg); } @@ -780,7 +781,7 @@ static void qedf_rec_compl(struct qedf_els_cb_arg *cb_arg) /* If a REC times out, free resources */ if (rec_req->event == QEDF_IOREQ_EV_ELS_TMO) - goto out_free; + goto out_put; /* Normalize response data into struct fc_frame */ mp_req = &(rec_req->mp_req); @@ -792,7 +793,7 @@ static void qedf_rec_compl(struct qedf_els_cb_arg *cb_arg) if (!fp) { QEDF_ERR(&(qedf->dbg_ctx), "fc_frame_alloc failure.\n"); - goto out_free; + goto out_put; } /* Copy frame header from firmware into fp */ @@ -884,9 +885,10 @@ static void qedf_rec_compl(struct qedf_els_cb_arg *cb_arg) out_free_frame: fc_frame_free(fp); -out_free: +out_put: /* Put reference for original command since REC completed */ kref_put(&orig_io_req->refcount, qedf_release_cmd); +out_free: kfree(cb_arg); } diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c index d7ff71e0c85c..84e782d8e7c3 100644 --- a/drivers/scsi/sg.c +++ b/drivers/scsi/sg.c @@ -1021,7 +1021,7 @@ sg_ioctl(struct file *filp, unsigned int cmd_in, unsigned long arg) read_lock_irqsave(&sfp->rq_list_lock, iflags); val = 0; list_for_each_entry(srp, &sfp->rq_list, entry) { - if (val > SG_MAX_QUEUE) + if (val >= SG_MAX_QUEUE) break; memset(&rinfo[val], 0, SZ_SG_REQ_INFO); rinfo[val].req_state = srp->done + 1; diff --git a/drivers/xen/gntdev.c b/drivers/xen/gntdev.c index f3bf8f4e2d6c..82360594fa8e 100644 --- a/drivers/xen/gntdev.c +++ b/drivers/xen/gntdev.c @@ -484,13 +484,6 @@ static void mn_invl_range_start(struct mmu_notifier *mn, mutex_unlock(&priv->lock); } -static void mn_invl_page(struct mmu_notifier *mn, - struct mm_struct *mm, - unsigned long address) -{ - mn_invl_range_start(mn, mm, address, address + PAGE_SIZE); -} - static void mn_release(struct mmu_notifier *mn, struct mm_struct *mm) { @@ -522,7 +515,6 @@ static void mn_release(struct mmu_notifier *mn, static const struct mmu_notifier_ops gntdev_mmu_ops = { .release = mn_release, - .invalidate_page = mn_invl_page, .invalidate_range_start = mn_invl_range_start, }; 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