188 files changed, 1806 insertions, 984 deletions

diff --git a/drivers/Makefile b/drivers/Makefile
index 67d2334dc41e..527a6da8d539 100644
--- a/drivers/Makefile
+++ b/drivers/Makefile
@@ -50,7 +50,10 @@ obj-$(CONFIG_RESET_CONTROLLER)	+= reset/
 obj-y                           += tty/
 obj-y                           += char/
 
-# gpu/ comes after char for AGP vs DRM startup
+# iommu/ comes before gpu as gpu are using iommu controllers
+obj-$(CONFIG_IOMMU_SUPPORT)     += iommu/
+
+# gpu/ comes after char for AGP vs DRM startup and after iommu
 obj-y                           += gpu/
 
 obj-$(CONFIG_CONNECTOR)         += connector/
@@ -141,7 +144,6 @@ obj-y				+= clk/
 
 obj-$(CONFIG_MAILBOX)           += mailbox/
 obj-$(CONFIG_HWSPINLOCK)        += hwspinlock/
-obj-$(CONFIG_IOMMU_SUPPORT)     += iommu/
 obj-$(CONFIG_REMOTEPROC)        += remoteproc/
 obj-$(CONFIG_RPMSG)             += rpmsg/
 
diff --git a/drivers/acpi/acpi_processor.c b/drivers/acpi/acpi_processor.c
index 1fdf5e07a1c7..1020b1b53a17 100644
--- a/drivers/acpi/acpi_processor.c
+++ b/drivers/acpi/acpi_processor.c
@@ -170,7 +170,7 @@ static int acpi_processor_hotadd_init(struct acpi_processor *pr)
         acpi_status status;
         int ret;
 
-        if (pr->apic_id == -1)
+        if (pr->phys_id == -1)
                 return -ENODEV;
 
         status = acpi_evaluate_integer(pr->handle, "_STA", NULL, &sta);
@@ -180,13 +180,13 @@ static int acpi_processor_hotadd_init(struct acpi_processor *pr)
         cpu_maps_update_begin();
         cpu_hotplug_begin();
 
-        ret = acpi_map_lsapic(pr->handle, pr->apic_id, &pr->id);
+        ret = acpi_map_cpu(pr->handle, pr->phys_id, &pr->id);
         if (ret)
                 goto out;
 
         ret = arch_register_cpu(pr->id);
         if (ret) {
-                acpi_unmap_lsapic(pr->id);
+                acpi_unmap_cpu(pr->id);
                 goto out;
         }
 
@@ -215,7 +215,7 @@ static int acpi_processor_get_info(struct acpi_device *device)
         union acpi_object object = { 0 };
         struct acpi_buffer buffer = { sizeof(union acpi_object), &object };
         struct acpi_processor *pr = acpi_driver_data(device);
-        int apic_id, cpu_index, device_declaration = 0;
+        int phys_id, cpu_index, device_declaration = 0;
         acpi_status status = AE_OK;
         static int cpu0_initialized;
         unsigned long long value;
@@ -262,15 +262,18 @@ static int acpi_processor_get_info(struct acpi_device *device)
                 pr->acpi_id = value;
         }
 
-        apic_id = acpi_get_apicid(pr->handle, device_declaration, pr->acpi_id);
-        if (apic_id < 0)
-                acpi_handle_debug(pr->handle, "failed to get CPU APIC ID.\n");
-        pr->apic_id = apic_id;
+        phys_id = acpi_get_phys_id(pr->handle, device_declaration, pr->acpi_id);
+        if (phys_id < 0)
+                acpi_handle_debug(pr->handle, "failed to get CPU physical ID.\n");
+        pr->phys_id = phys_id;
 
-        cpu_index = acpi_map_cpuid(pr->apic_id, pr->acpi_id);
+        cpu_index = acpi_map_cpuid(pr->phys_id, pr->acpi_id);
         if (!cpu0_initialized && !acpi_has_cpu_in_madt()) {
                 cpu0_initialized = 1;
-                /* Handle UP system running SMP kernel, with no LAPIC in MADT */
+                /*
+                 * Handle UP system running SMP kernel, with no CPU
+                 * entry in MADT
+                 */
                 if ((cpu_index == -1) && (num_online_cpus() == 1))
                         cpu_index = 0;
         }
@@ -458,7 +461,7 @@ static void acpi_processor_remove(struct acpi_device *device)
 
         /* Remove the CPU. */
         arch_unregister_cpu(pr->id);
-        acpi_unmap_lsapic(pr->id);
+        acpi_unmap_cpu(pr->id);
 
         cpu_hotplug_done();
         cpu_maps_update_done();
diff --git a/drivers/acpi/device_pm.c b/drivers/acpi/device_pm.c
index c2daa85fc9f7..c0d44d394ca3 100644
--- a/drivers/acpi/device_pm.c
+++ b/drivers/acpi/device_pm.c
@@ -257,7 +257,7 @@ int acpi_bus_init_power(struct acpi_device *device)
 
         device->power.state = ACPI_STATE_UNKNOWN;
         if (!acpi_device_is_present(device))
-                return 0;
+                return -ENXIO;
 
         result = acpi_device_get_power(device, &state);
         if (result)
diff --git a/drivers/acpi/int340x_thermal.c b/drivers/acpi/int340x_thermal.c
index a27d31d1ba24..9dcf83682e36 100644
--- a/drivers/acpi/int340x_thermal.c
+++ b/drivers/acpi/int340x_thermal.c
@@ -14,10 +14,10 @@
 
 #include "internal.h"
 
-#define DO_ENUMERATION 0x01
+#define INT3401_DEVICE 0X01
 static const struct acpi_device_id int340x_thermal_device_ids[] = {
-        {"INT3400", DO_ENUMERATION },
-        {"INT3401"},
+        {"INT3400"},
+        {"INT3401", INT3401_DEVICE},
         {"INT3402"},
         {"INT3403"},
         {"INT3404"},
@@ -34,7 +34,10 @@ static int int340x_thermal_handler_attach(struct acpi_device *adev,
                                         const struct acpi_device_id *id)
 {
 #if defined(CONFIG_INT340X_THERMAL) || defined(CONFIG_INT340X_THERMAL_MODULE)
-        if (id->driver_data == DO_ENUMERATION)
+        acpi_create_platform_device(adev);
+#elif defined(INTEL_SOC_DTS_THERMAL) || defined(INTEL_SOC_DTS_THERMAL_MODULE)
+        /* Intel SoC DTS thermal driver needs INT3401 to set IRQ descriptor */
+        if (id->driver_data == INT3401_DEVICE)
                 acpi_create_platform_device(adev);
 #endif
         return 1;
diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c
index 342942f90a10..02e48394276c 100644
--- a/drivers/acpi/processor_core.c
+++ b/drivers/acpi/processor_core.c
@@ -69,7 +69,7 @@ static int map_madt_entry(int type, u32 acpi_id)
         unsigned long madt_end, entry;
         static struct acpi_table_madt *madt;
         static int read_madt;
-        int apic_id = -1;
+        int phys_id = -1;       /* CPU hardware ID */
 
         if (!read_madt) {
                 if (ACPI_FAILURE(acpi_get_table(ACPI_SIG_MADT, 0,
@@ -79,7 +79,7 @@ static int map_madt_entry(int type, u32 acpi_id)
         }
 
         if (!madt)
-                return apic_id;
+                return phys_id;
 
         entry = (unsigned long)madt;
         madt_end = entry + madt->header.length;
@@ -91,18 +91,18 @@ static int map_madt_entry(int type, u32 acpi_id)
                 struct acpi_subtable_header *header =
                         (struct acpi_subtable_header *)entry;
                 if (header->type == ACPI_MADT_TYPE_LOCAL_APIC) {
-                        if (!map_lapic_id(header, acpi_id, &apic_id))
+                        if (!map_lapic_id(header, acpi_id, &phys_id))
                                 break;
                 } else if (header->type == ACPI_MADT_TYPE_LOCAL_X2APIC) {
-                        if (!map_x2apic_id(header, type, acpi_id, &apic_id))
+                        if (!map_x2apic_id(header, type, acpi_id, &phys_id))
                                 break;
                 } else if (header->type == ACPI_MADT_TYPE_LOCAL_SAPIC) {
-                        if (!map_lsapic_id(header, type, acpi_id, &apic_id))
+                        if (!map_lsapic_id(header, type, acpi_id, &phys_id))
                                 break;
                 }
                 entry += header->length;
         }
-        return apic_id;
+        return phys_id;
 }
 
 static int map_mat_entry(acpi_handle handle, int type, u32 acpi_id)
@@ -110,7 +110,7 @@ static int map_mat_entry(acpi_handle handle, int type, u32 acpi_id)
         struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
         union acpi_object *obj;
         struct acpi_subtable_header *header;
-        int apic_id = -1;
+        int phys_id = -1;
 
         if (ACPI_FAILURE(acpi_evaluate_object(handle, "_MAT", NULL, &buffer)))
                 goto exit;
@@ -126,38 +126,38 @@ static int map_mat_entry(acpi_handle handle, int type, u32 acpi_id)
 
         header = (struct acpi_subtable_header *)obj->buffer.pointer;
         if (header->type == ACPI_MADT_TYPE_LOCAL_APIC)
-                map_lapic_id(header, acpi_id, &apic_id);
+                map_lapic_id(header, acpi_id, &phys_id);
         else if (header->type == ACPI_MADT_TYPE_LOCAL_SAPIC)
-                map_lsapic_id(header, type, acpi_id, &apic_id);
+                map_lsapic_id(header, type, acpi_id, &phys_id);
         else if (header->type == ACPI_MADT_TYPE_LOCAL_X2APIC)
-                map_x2apic_id(header, type, acpi_id, &apic_id);
+                map_x2apic_id(header, type, acpi_id, &phys_id);
 
 exit:
         kfree(buffer.pointer);
-        return apic_id;
+        return phys_id;
 }
 
-int acpi_get_apicid(acpi_handle handle, int type, u32 acpi_id)
+int acpi_get_phys_id(acpi_handle handle, int type, u32 acpi_id)
 {
-        int apic_id;
+        int phys_id;
 
-        apic_id = map_mat_entry(handle, type, acpi_id);
-        if (apic_id == -1)
-                apic_id = map_madt_entry(type, acpi_id);
+        phys_id = map_mat_entry(handle, type, acpi_id);
+        if (phys_id == -1)
+                phys_id = map_madt_entry(type, acpi_id);
 
-        return apic_id;
+        return phys_id;
 }
 
-int acpi_map_cpuid(int apic_id, u32 acpi_id)
+int acpi_map_cpuid(int phys_id, u32 acpi_id)
 {
 #ifdef CONFIG_SMP
         int i;
 #endif
 
-        if (apic_id == -1) {
+        if (phys_id == -1) {
                 /*
                  * On UP processor, there is no _MAT or MADT table.
-                 * So above apic_id is always set to -1.
+                 * So above phys_id is always set to -1.
                  *
                  * BIOS may define multiple CPU handles even for UP processor.
                  * For example,
@@ -170,7 +170,7 @@ int acpi_map_cpuid(int apic_id, u32 acpi_id)
                  *     Processor (CPU3, 0x03, 0x00000410, 0x06) {}
                  * }
                  *
-                 * Ignores apic_id and always returns 0 for the processor
+                 * Ignores phys_id and always returns 0 for the processor
                  * handle with acpi id 0 if nr_cpu_ids is 1.
                  * This should be the case if SMP tables are not found.
                  * Return -1 for other CPU's handle.
@@ -178,28 +178,28 @@ int acpi_map_cpuid(int apic_id, u32 acpi_id)
                 if (nr_cpu_ids <= 1 && acpi_id == 0)
                         return acpi_id;
                 else
-                        return apic_id;
+                        return phys_id;
         }
 
 #ifdef CONFIG_SMP
         for_each_possible_cpu(i) {
-                if (cpu_physical_id(i) == apic_id)
+                if (cpu_physical_id(i) == phys_id)
                         return i;
         }
 #else
         /* In UP kernel, only processor 0 is valid */
-        if (apic_id == 0)
-                return apic_id;
+        if (phys_id == 0)
+                return phys_id;
 #endif
         return -1;
 }
 
 int acpi_get_cpuid(acpi_handle handle, int type, u32 acpi_id)
 {
-        int apic_id;
+        int phys_id;
 
-        apic_id = acpi_get_apicid(handle, type, acpi_id);
+        phys_id = acpi_get_phys_id(handle, type, acpi_id);
 
-        return acpi_map_cpuid(apic_id, acpi_id);
+        return acpi_map_cpuid(phys_id, acpi_id);
 }
 EXPORT_SYMBOL_GPL(acpi_get_cpuid);
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index 16914cc30882..dc4d8960684a 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -1001,7 +1001,7 @@ static void acpi_free_power_resources_lists(struct acpi_device *device)
         if (device->wakeup.flags.valid)
                 acpi_power_resources_list_free(&device->wakeup.resources);
 
-        if (!device->flags.power_manageable)
+        if (!device->power.flags.power_resources)
                 return;
 
         for (i = ACPI_STATE_D0; i <= ACPI_STATE_D3_HOT; i++) {
@@ -1744,10 +1744,8 @@ static void acpi_bus_get_power_flags(struct acpi_device *device)
                         device->power.flags.power_resources)
                 device->power.states[ACPI_STATE_D3_COLD].flags.os_accessible = 1;
 
-        if (acpi_bus_init_power(device)) {
-                acpi_free_power_resources_lists(device);
+        if (acpi_bus_init_power(device))
                 device->flags.power_manageable = 0;
-        }
 }
 
 static void acpi_bus_get_flags(struct acpi_device *device)
@@ -2371,13 +2369,18 @@ static void acpi_bus_attach(struct acpi_device *device)
         /* Skip devices that are not present. */
         if (!acpi_device_is_present(device)) {
                 device->flags.visited = false;
+                device->flags.power_manageable = 0;
                 return;
         }
         if (device->handler)
                 goto ok;
 
         if (!device->flags.initialized) {
-                acpi_bus_update_power(device, NULL);
+                device->flags.power_manageable =
+                        device->power.states[ACPI_STATE_D0].flags.valid;
+                if (acpi_bus_init_power(device))
+                        device->flags.power_manageable = 0;
+
                 device->flags.initialized = true;
         }
         device->flags.visited = false;
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index c72e79d2c5ad..032db459370f 100644
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -522,6 +522,16 @@ static struct dmi_system_id video_dmi_table[] __initdata = {
                 DMI_MATCH(DMI_PRODUCT_NAME, "370R4E/370R4V/370R5E/3570RE/370R5V"),
                 },
         },
+
+        {
+         /* https://bugzilla.redhat.com/show_bug.cgi?id=1163574 */
+         .callback = video_disable_native_backlight,
+         .ident = "Dell XPS15 L521X",
+         .matches = {
+                DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+                DMI_MATCH(DMI_PRODUCT_NAME, "XPS L521X"),
+                },
+        },
         {}
 };
 
diff --git a/drivers/block/null_blk.c b/drivers/block/null_blk.c
index ae9f615382f6..aa2224aa7caa 100644
--- a/drivers/block/null_blk.c
+++ b/drivers/block/null_blk.c
@@ -530,7 +530,7 @@ static int null_add_dev(void)
                         goto out_cleanup_queues;
 
                 nullb->q = blk_mq_init_queue(&nullb->tag_set);
-                if (!nullb->q) {
+                if (IS_ERR(nullb->q)) {
                         rv = -ENOMEM;
                         goto out_cleanup_tags;
                 }
diff --git a/drivers/block/nvme-core.c b/drivers/block/nvme-core.c
index b1d5d8797315..cb529e9a82dd 100644
--- a/drivers/block/nvme-core.c
+++ b/drivers/block/nvme-core.c
@@ -215,6 +215,7 @@ static void nvme_set_info(struct nvme_cmd_info *cmd, void *ctx,
         cmd->fn = handler;
         cmd->ctx = ctx;
         cmd->aborted = 0;
+        blk_mq_start_request(blk_mq_rq_from_pdu(cmd));
 }
 
 /* Special values must be less than 0x1000 */
@@ -431,8 +432,13 @@ static void req_completion(struct nvme_queue *nvmeq, void *ctx,
         if (unlikely(status)) {
                 if (!(status & NVME_SC_DNR || blk_noretry_request(req))
                     && (jiffies - req->start_time) < req->timeout) {
+                        unsigned long flags;
+
                         blk_mq_requeue_request(req);
-                        blk_mq_kick_requeue_list(req->q);
+                        spin_lock_irqsave(req->q->queue_lock, flags);
+                        if (!blk_queue_stopped(req->q))
+                                blk_mq_kick_requeue_list(req->q);
+                        spin_unlock_irqrestore(req->q->queue_lock, flags);
                         return;
                 }
                 req->errors = nvme_error_status(status);
@@ -664,8 +670,6 @@ static int nvme_queue_rq(struct blk_mq_hw_ctx *hctx,
                 }
         }
 
-        blk_mq_start_request(req);
-
         nvme_set_info(cmd, iod, req_completion);
         spin_lock_irq(&nvmeq->q_lock);
         if (req->cmd_flags & REQ_DISCARD)
@@ -835,6 +839,7 @@ static int nvme_submit_async_admin_req(struct nvme_dev *dev)
         if (IS_ERR(req))
                 return PTR_ERR(req);
 
+        req->cmd_flags |= REQ_NO_TIMEOUT;
         cmd_info = blk_mq_rq_to_pdu(req);
         nvme_set_info(cmd_info, req, async_req_completion);
 
@@ -1016,14 +1021,19 @@ static void nvme_abort_req(struct request *req)
         struct nvme_command cmd;
 
         if (!nvmeq->qid || cmd_rq->aborted) {
+                unsigned long flags;
+
+                spin_lock_irqsave(&dev_list_lock, flags);
                 if (work_busy(&dev->reset_work))
-                        return;
+                        goto out;
                 list_del_init(&dev->node);
                 dev_warn(&dev->pci_dev->dev,
                         "I/O %d QID %d timeout, reset controller\n",
                                                         req->tag, nvmeq->qid);
                 dev->reset_workfn = nvme_reset_failed_dev;
                 queue_work(nvme_workq, &dev->reset_work);
+ out:
+                spin_unlock_irqrestore(&dev_list_lock, flags);
                 return;
         }
 
@@ -1064,15 +1074,22 @@ static void nvme_cancel_queue_ios(struct blk_mq_hw_ctx *hctx,
         void *ctx;
         nvme_completion_fn fn;
         struct nvme_cmd_info *cmd;
-        static struct nvme_completion cqe = {
-                .status = cpu_to_le16(NVME_SC_ABORT_REQ << 1),
-        };
+        struct nvme_completion cqe;
+
+        if (!blk_mq_request_started(req))
+                return;
 
         cmd = blk_mq_rq_to_pdu(req);
 
         if (cmd->ctx == CMD_CTX_CANCELLED)
                 return;
 
+        if (blk_queue_dying(req->q))
+                cqe.status = cpu_to_le16((NVME_SC_ABORT_REQ | NVME_SC_DNR) << 1);
+        else
+                cqe.status = cpu_to_le16(NVME_SC_ABORT_REQ << 1);
+
+
         dev_warn(nvmeq->q_dmadev, "Cancelling I/O %d QID %d\n",
                                                 req->tag, nvmeq->qid);
         ctx = cancel_cmd_info(cmd, &fn);
@@ -1084,17 +1101,29 @@ static enum blk_eh_timer_return nvme_timeout(struct request *req, bool reserved)
         struct nvme_cmd_info *cmd = blk_mq_rq_to_pdu(req);
         struct nvme_queue *nvmeq = cmd->nvmeq;
 
-        dev_warn(nvmeq->q_dmadev, "Timeout I/O %d QID %d\n", req->tag,
-                                                        nvmeq->qid);
-        if (nvmeq->dev->initialized)
-                nvme_abort_req(req);
-
         /*
          * The aborted req will be completed on receiving the abort req.
          * We enable the timer again. If hit twice, it'll cause a device reset,
          * as the device then is in a faulty state.
          */
-        return BLK_EH_RESET_TIMER;
+        int ret = BLK_EH_RESET_TIMER;
+
+        dev_warn(nvmeq->q_dmadev, "Timeout I/O %d QID %d\n", req->tag,
+                                                        nvmeq->qid);
+
+        spin_lock_irq(&nvmeq->q_lock);
+        if (!nvmeq->dev->initialized) {
+                /*
+                 * Force cancelled command frees the request, which requires we
+                 * return BLK_EH_NOT_HANDLED.
+                 */
+                nvme_cancel_queue_ios(nvmeq->hctx, req, nvmeq, reserved);
+                ret = BLK_EH_NOT_HANDLED;
+        } else
+                nvme_abort_req(req);
+        spin_unlock_irq(&nvmeq->q_lock);
+
+        return ret;
 }
 
 static void nvme_free_queue(struct nvme_queue *nvmeq)
@@ -1131,10 +1160,16 @@ static void nvme_free_queues(struct nvme_dev *dev, int lowest)
  */
 static int nvme_suspend_queue(struct nvme_queue *nvmeq)
 {
-        int vector = nvmeq->dev->entry[nvmeq->cq_vector].vector;
+        int vector;
 
         spin_lock_irq(&nvmeq->q_lock);
+        if (nvmeq->cq_vector == -1) {
+                spin_unlock_irq(&nvmeq->q_lock);
+                return 1;
+        }
+        vector = nvmeq->dev->entry[nvmeq->cq_vector].vector;
         nvmeq->dev->online_queues--;
+        nvmeq->cq_vector = -1;
         spin_unlock_irq(&nvmeq->q_lock);
 
         irq_set_affinity_hint(vector, NULL);
@@ -1169,11 +1204,13 @@ static void nvme_disable_queue(struct nvme_dev *dev, int qid)
                 adapter_delete_sq(dev, qid);
                 adapter_delete_cq(dev, qid);
         }
+        if (!qid && dev->admin_q)
+                blk_mq_freeze_queue_start(dev->admin_q);
         nvme_clear_queue(nvmeq);
 }
 
 static struct nvme_queue *nvme_alloc_queue(struct nvme_dev *dev, int qid,
-                                                        int depth, int vector)
+                                                        int depth)
 {
         struct device *dmadev = &dev->pci_dev->dev;
         struct nvme_queue *nvmeq = kzalloc(sizeof(*nvmeq), GFP_KERNEL);
@@ -1199,7 +1236,6 @@ static struct nvme_queue *nvme_alloc_queue(struct nvme_dev *dev, int qid,
         nvmeq->cq_phase = 1;
         nvmeq->q_db = &dev->dbs[qid * 2 * dev->db_stride];
         nvmeq->q_depth = depth;
-        nvmeq->cq_vector = vector;
         nvmeq->qid = qid;
         dev->queue_count++;
         dev->queues[qid] = nvmeq;
@@ -1244,6 +1280,7 @@ static int nvme_create_queue(struct nvme_queue *nvmeq, int qid)
         struct nvme_dev *dev = nvmeq->dev;
         int result;
 
+        nvmeq->cq_vector = qid - 1;
         result = adapter_alloc_cq(dev, qid, nvmeq);
         if (result < 0)
                 return result;
@@ -1355,6 +1392,14 @@ static struct blk_mq_ops nvme_mq_ops = {
         .timeout        = nvme_timeout,
 };
 
+static void nvme_dev_remove_admin(struct nvme_dev *dev)
+{
+        if (dev->admin_q && !blk_queue_dying(dev->admin_q)) {
+                blk_cleanup_queue(dev->admin_q);
+                blk_mq_free_tag_set(&dev->admin_tagset);
+        }
+}
+
 static int nvme_alloc_admin_tags(struct nvme_dev *dev)
 {
         if (!dev->admin_q) {
@@ -1370,21 +1415,20 @@ static int nvme_alloc_admin_tags(struct nvme_dev *dev)
                         return -ENOMEM;
 
                 dev->admin_q = blk_mq_init_queue(&dev->admin_tagset);
-                if (!dev->admin_q) {
+                if (IS_ERR(dev->admin_q)) {
                         blk_mq_free_tag_set(&dev->admin_tagset);
                         return -ENOMEM;
                 }
-        }
+                if (!blk_get_queue(dev->admin_q)) {
+                        nvme_dev_remove_admin(dev);
+                        return -ENODEV;
+                }
+        } else
+                blk_mq_unfreeze_queue(dev->admin_q);
 
         return 0;
 }
 
-static void nvme_free_admin_tags(struct nvme_dev *dev)
-{
-        if (dev->admin_q)
-                blk_mq_free_tag_set(&dev->admin_tagset);
-}
-
 static int nvme_configure_admin_queue(struct nvme_dev *dev)
 {
         int result;
@@ -1416,7 +1460,7 @@ static int nvme_configure_admin_queue(struct nvme_dev *dev)
 
         nvmeq = dev->queues[0];
         if (!nvmeq) {
-                nvmeq = nvme_alloc_queue(dev, 0, NVME_AQ_DEPTH, 0);
+                nvmeq = nvme_alloc_queue(dev, 0, NVME_AQ_DEPTH);
                 if (!nvmeq)
                         return -ENOMEM;
         }
@@ -1439,18 +1483,13 @@ static int nvme_configure_admin_queue(struct nvme_dev *dev)
         if (result)
                 goto free_nvmeq;
 
-        result = nvme_alloc_admin_tags(dev);
-        if (result)
-                goto free_nvmeq;
-
+        nvmeq->cq_vector = 0;
         result = queue_request_irq(dev, nvmeq, nvmeq->irqname);
         if (result)
-                goto free_tags;
+                goto free_nvmeq;
 
         return result;
 
- free_tags:
-        nvme_free_admin_tags(dev);
  free_nvmeq:
         nvme_free_queues(dev, 0);
         return result;
@@ -1944,7 +1983,7 @@ static void nvme_create_io_queues(struct nvme_dev *dev)
         unsigned i;
 
         for (i = dev->queue_count; i <= dev->max_qid; i++)
-                if (!nvme_alloc_queue(dev, i, dev->q_depth, i - 1))
+                if (!nvme_alloc_queue(dev, i, dev->q_depth))
                         break;
 
         for (i = dev->online_queues; i <= dev->queue_count - 1; i++)
@@ -2235,13 +2274,18 @@ static void nvme_wait_dq(struct nvme_delq_ctx *dq, struct nvme_dev *dev)
                         break;
                 if (!schedule_timeout(ADMIN_TIMEOUT) ||
                                         fatal_signal_pending(current)) {
+                        /*
+                         * Disable the controller first since we can't trust it
+                         * at this point, but leave the admin queue enabled
+                         * until all queue deletion requests are flushed.
+                         * FIXME: This may take a while if there are more h/w
+                         * queues than admin tags.
+                         */
                         set_current_state(TASK_RUNNING);
-
                         nvme_disable_ctrl(dev, readq(&dev->bar->cap));
-                        nvme_disable_queue(dev, 0);
-
-                        send_sig(SIGKILL, dq->worker->task, 1);
+                        nvme_clear_queue(dev->queues[0]);
                         flush_kthread_worker(dq->worker);
+                        nvme_disable_queue(dev, 0);
                         return;
                 }
         }
@@ -2318,7 +2362,6 @@ static void nvme_del_queue_start(struct kthread_work *work)
 {
         struct nvme_queue *nvmeq = container_of(work, struct nvme_queue,
                                                         cmdinfo.work);
-        allow_signal(SIGKILL);
         if (nvme_delete_sq(nvmeq))
                 nvme_del_queue_end(nvmeq);
 }
@@ -2376,6 +2419,34 @@ static void nvme_dev_list_remove(struct nvme_dev *dev)
                 kthread_stop(tmp);
 }
 
+static void nvme_freeze_queues(struct nvme_dev *dev)
+{
+        struct nvme_ns *ns;
+
+        list_for_each_entry(ns, &dev->namespaces, list) {
+                blk_mq_freeze_queue_start(ns->queue);
+
+                spin_lock(ns->queue->queue_lock);
+                queue_flag_set(QUEUE_FLAG_STOPPED, ns->queue);
+                spin_unlock(ns->queue->queue_lock);
+
+                blk_mq_cancel_requeue_work(ns->queue);
+                blk_mq_stop_hw_queues(ns->queue);
+        }
+}
+
+static void nvme_unfreeze_queues(struct nvme_dev *dev)
+{
+        struct nvme_ns *ns;
+
+        list_for_each_entry(ns, &dev->namespaces, list) {
+                queue_flag_clear_unlocked(QUEUE_FLAG_STOPPED, ns->queue);
+                blk_mq_unfreeze_queue(ns->queue);
+                blk_mq_start_stopped_hw_queues(ns->queue, true);
+                blk_mq_kick_requeue_list(ns->queue);
+        }
+}
+
 static void nvme_dev_shutdown(struct nvme_dev *dev)
 {
         int i;
@@ -2384,8 +2455,10 @@ static void nvme_dev_shutdown(struct nvme_dev *dev)
         dev->initialized = 0;
         nvme_dev_list_remove(dev);
 
-        if (dev->bar)
+        if (dev->bar) {
+                nvme_freeze_queues(dev);
                 csts = readl(&dev->bar->csts);
+        }
         if (csts & NVME_CSTS_CFS || !(csts & NVME_CSTS_RDY)) {
                 for (i = dev->queue_count - 1; i >= 0; i--) {
                         struct nvme_queue *nvmeq = dev->queues[i];
@@ -2400,12 +2473,6 @@ static void nvme_dev_shutdown(struct nvme_dev *dev)
         nvme_dev_unmap(dev);
 }
 
-static void nvme_dev_remove_admin(struct nvme_dev *dev)
-{
-        if (dev->admin_q && !blk_queue_dying(dev->admin_q))
-                blk_cleanup_queue(dev->admin_q);
-}
-
 static void nvme_dev_remove(struct nvme_dev *dev)
 {
         struct nvme_ns *ns;
@@ -2413,8 +2480,10 @@ static void nvme_dev_remove(struct nvme_dev *dev)
         list_for_each_entry(ns, &dev->namespaces, list) {
                 if (ns->disk->flags & GENHD_FL_UP)
                         del_gendisk(ns->disk);
-                if (!blk_queue_dying(ns->queue))
+                if (!blk_queue_dying(ns->queue)) {
+                        blk_mq_abort_requeue_list(ns->queue);
                         blk_cleanup_queue(ns->queue);
+                }
         }
 }
 
@@ -2495,6 +2564,7 @@ static void nvme_free_dev(struct kref *kref)
         nvme_free_namespaces(dev);
         nvme_release_instance(dev);
         blk_mq_free_tag_set(&dev->tagset);
+        blk_put_queue(dev->admin_q);
         kfree(dev->queues);
         kfree(dev->entry);
         kfree(dev);
@@ -2591,15 +2661,20 @@ static int nvme_dev_start(struct nvme_dev *dev)
         }
 
         nvme_init_queue(dev->queues[0], 0);
+        result = nvme_alloc_admin_tags(dev);
+        if (result)
+                goto disable;
 
         result = nvme_setup_io_queues(dev);
         if (result)
-                goto disable;
+                goto free_tags;
 
         nvme_set_irq_hints(dev);
 
         return result;
 
+ free_tags:
+        nvme_dev_remove_admin(dev);
  disable:
         nvme_disable_queue(dev, 0);
         nvme_dev_list_remove(dev);
@@ -2639,6 +2714,9 @@ static int nvme_dev_resume(struct nvme_dev *dev)
                 dev->reset_workfn = nvme_remove_disks;
                 queue_work(nvme_workq, &dev->reset_work);
                 spin_unlock(&dev_list_lock);
+        } else {
+                nvme_unfreeze_queues(dev);
+                nvme_set_irq_hints(dev);
         }
         dev->initialized = 1;
         return 0;
@@ -2776,11 +2854,10 @@ static void nvme_remove(struct pci_dev *pdev)
         pci_set_drvdata(pdev, NULL);
         flush_work(&dev->reset_work);
         misc_deregister(&dev->miscdev);
-        nvme_dev_remove(dev);
         nvme_dev_shutdown(dev);
+        nvme_dev_remove(dev);
         nvme_dev_remove_admin(dev);
         nvme_free_queues(dev, 0);
-        nvme_free_admin_tags(dev);
         nvme_release_prp_pools(dev);
         kref_put(&dev->kref, nvme_free_dev);
 }
diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
index 7ef7c098708f..cdfbd21e3597 100644
--- a/drivers/block/virtio_blk.c
+++ b/drivers/block/virtio_blk.c
@@ -638,7 +638,7 @@ static int virtblk_probe(struct virtio_device *vdev)
                 goto out_put_disk;
 
         q = vblk->disk->queue = blk_mq_init_queue(&vblk->tag_set);
-        if (!q) {
+        if (IS_ERR(q)) {
                 err = -ENOMEM;
                 goto out_free_tags;
         }
diff --git a/drivers/char/ipmi/ipmi_ssif.c b/drivers/char/ipmi/ipmi_ssif.c
index fd5a5e85d7dc..982b96323f82 100644
--- a/drivers/char/ipmi/ipmi_ssif.c
+++ b/drivers/char/ipmi/ipmi_ssif.c
@@ -969,7 +969,8 @@ static void sender(void                *send_info,
 
                 do_gettimeofday(&t);
                 pr_info("**Enqueue %02x %02x: %ld.%6.6ld\n",
-                       msg->data[0], msg->data[1], t.tv_sec, t.tv_usec);
+                       msg->data[0], msg->data[1],
+                       (long) t.tv_sec, (long) t.tv_usec);
         }
 }
 
diff --git a/drivers/dma/dw/core.c b/drivers/dma/dw/core.c
index 380478562b7d..5c062548957c 100644
--- a/drivers/dma/dw/core.c
+++ b/drivers/dma/dw/core.c
@@ -1505,7 +1505,6 @@ int dw_dma_probe(struct dw_dma_chip *chip, struct dw_dma_platform_data *pdata)
         dw->regs = chip->regs;
         chip->dw = dw;
 
-        pm_runtime_enable(chip->dev);
         pm_runtime_get_sync(chip->dev);
 
         dw_params = dma_read_byaddr(chip->regs, DW_PARAMS);
@@ -1703,7 +1702,6 @@ int dw_dma_remove(struct dw_dma_chip *chip)
         }
 
         pm_runtime_put_sync_suspend(chip->dev);
-        pm_runtime_disable(chip->dev);
         return 0;
 }
 EXPORT_SYMBOL_GPL(dw_dma_remove);
diff --git a/drivers/dma/dw/platform.c b/drivers/dma/dw/platform.c
index a630161473a4..32ea1aca7a0e 100644
--- a/drivers/dma/dw/platform.c
+++ b/drivers/dma/dw/platform.c
@@ -15,6 +15,7 @@
 #include <linux/module.h>
 #include <linux/device.h>
 #include <linux/clk.h>
+#include <linux/pm_runtime.h>
 #include <linux/platform_device.h>
 #include <linux/dmaengine.h>
 #include <linux/dma-mapping.h>
@@ -185,6 +186,8 @@ static int dw_probe(struct platform_device *pdev)
         if (err)
                 return err;
 
+        pm_runtime_enable(&pdev->dev);
+
         err = dw_dma_probe(chip, pdata);
         if (err)
                 goto err_dw_dma_probe;
@@ -205,6 +208,7 @@ static int dw_probe(struct platform_device *pdev)
         return 0;
 
 err_dw_dma_probe:
+        pm_runtime_disable(&pdev->dev);
         clk_disable_unprepare(chip->clk);
         return err;
 }
@@ -217,6 +221,7 @@ static int dw_remove(struct platform_device *pdev)
                 of_dma_controller_free(pdev->dev.of_node);
 
         dw_dma_remove(chip);
+        pm_runtime_disable(&pdev->dev);
         clk_disable_unprepare(chip->clk);
 
         return 0;
diff --git a/drivers/gpio/gpio-dln2.c b/drivers/gpio/gpio-dln2.c
index 978b51eae2ec..ce3c1558cb0a 100644
--- a/drivers/gpio/gpio-dln2.c
+++ b/drivers/gpio/gpio-dln2.c
@@ -47,13 +47,6 @@
 
 #define DLN2_GPIO_MAX_PINS 32
 
-struct dln2_irq_work {
-        struct work_struct work;
-        struct dln2_gpio *dln2;
-        int pin;
-        int type;
-};
-
 struct dln2_gpio {
         struct platform_device *pdev;
         struct gpio_chip gpio;
@@ -64,10 +57,12 @@ struct dln2_gpio {
          */
         DECLARE_BITMAP(output_enabled, DLN2_GPIO_MAX_PINS);
 
-        DECLARE_BITMAP(irqs_masked, DLN2_GPIO_MAX_PINS);
-        DECLARE_BITMAP(irqs_enabled, DLN2_GPIO_MAX_PINS);
-        DECLARE_BITMAP(irqs_pending, DLN2_GPIO_MAX_PINS);
-        struct dln2_irq_work *irq_work;
+        /* active IRQs - not synced to hardware */
+        DECLARE_BITMAP(unmasked_irqs, DLN2_GPIO_MAX_PINS);
+        /* active IRQS - synced to hardware */
+        DECLARE_BITMAP(enabled_irqs, DLN2_GPIO_MAX_PINS);
+        int irq_type[DLN2_GPIO_MAX_PINS];
+        struct mutex irq_lock;
 };
 
 struct dln2_gpio_pin {
@@ -141,16 +136,16 @@ static int dln2_gpio_pin_get_out_val(struct dln2_gpio *dln2, unsigned int pin)
         return !!ret;
 }
 
-static void dln2_gpio_pin_set_out_val(struct dln2_gpio *dln2,
-                                      unsigned int pin, int value)
+static int dln2_gpio_pin_set_out_val(struct dln2_gpio *dln2,
+                                     unsigned int pin, int value)
 {
         struct dln2_gpio_pin_val req = {
                 .pin = cpu_to_le16(pin),
                 .value = value,
         };
 
-        dln2_transfer_tx(dln2->pdev, DLN2_GPIO_PIN_SET_OUT_VAL, &req,
-                         sizeof(req));
+        return dln2_transfer_tx(dln2->pdev, DLN2_GPIO_PIN_SET_OUT_VAL, &req,
+                                sizeof(req));
 }
 
 #define DLN2_GPIO_DIRECTION_IN          0
@@ -267,6 +262,13 @@ static int dln2_gpio_direction_input(struct gpio_chip *chip, unsigned offset)
 static int dln2_gpio_direction_output(struct gpio_chip *chip, unsigned offset,
                                       int value)
 {
+        struct dln2_gpio *dln2 = container_of(chip, struct dln2_gpio, gpio);
+        int ret;
+
+        ret = dln2_gpio_pin_set_out_val(dln2, offset, value);
+        if (ret < 0)
+                return ret;
+
         return dln2_gpio_set_direction(chip, offset, DLN2_GPIO_DIRECTION_OUT);
 }
 
@@ -297,36 +299,13 @@ static int dln2_gpio_set_event_cfg(struct dln2_gpio *dln2, unsigned pin,
                                 &req, sizeof(req));
 }
 
-static void dln2_irq_work(struct work_struct *w)
-{
-        struct dln2_irq_work *iw = container_of(w, struct dln2_irq_work, work);
-        struct dln2_gpio *dln2 = iw->dln2;
-        u8 type = iw->type & DLN2_GPIO_EVENT_MASK;
-
-        if (test_bit(iw->pin, dln2->irqs_enabled))
-                dln2_gpio_set_event_cfg(dln2, iw->pin, type, 0);
-        else
-                dln2_gpio_set_event_cfg(dln2, iw->pin, DLN2_GPIO_EVENT_NONE, 0);
-}
-
-static void dln2_irq_enable(struct irq_data *irqd)
-{
-        struct gpio_chip *gc = irq_data_get_irq_chip_data(irqd);
-        struct dln2_gpio *dln2 = container_of(gc, struct dln2_gpio, gpio);
-        int pin = irqd_to_hwirq(irqd);
-
-        set_bit(pin, dln2->irqs_enabled);
-        schedule_work(&dln2->irq_work[pin].work);
-}
-
-static void dln2_irq_disable(struct irq_data *irqd)
+static void dln2_irq_unmask(struct irq_data *irqd)
 {
         struct gpio_chip *gc = irq_data_get_irq_chip_data(irqd);
         struct dln2_gpio *dln2 = container_of(gc, struct dln2_gpio, gpio);
         int pin = irqd_to_hwirq(irqd);
 
-        clear_bit(pin, dln2->irqs_enabled);
-        schedule_work(&dln2->irq_work[pin].work);
+        set_bit(pin, dln2->unmasked_irqs);
 }
 
 static void dln2_irq_mask(struct irq_data *irqd)
@@ -335,27 +314,7 @@ static void dln2_irq_mask(struct irq_data *irqd)
         struct dln2_gpio *dln2 = container_of(gc, struct dln2_gpio, gpio);
         int pin = irqd_to_hwirq(irqd);
 
-        set_bit(pin, dln2->irqs_masked);
-}
-
-static void dln2_irq_unmask(struct irq_data *irqd)
-{
-        struct gpio_chip *gc = irq_data_get_irq_chip_data(irqd);
-        struct dln2_gpio *dln2 = container_of(gc, struct dln2_gpio, gpio);
-        struct device *dev = dln2->gpio.dev;
-        int pin = irqd_to_hwirq(irqd);
-
-        if (test_and_clear_bit(pin, dln2->irqs_pending)) {
-                int irq;
-
-                irq = irq_find_mapping(dln2->gpio.irqdomain, pin);
-                if (!irq) {
-                        dev_err(dev, "pin %d not mapped to IRQ\n", pin);
-                        return;
-                }
-
-                generic_handle_irq(irq);
-        }
+        clear_bit(pin, dln2->unmasked_irqs);
 }
 
 static int dln2_irq_set_type(struct irq_data *irqd, unsigned type)
@@ -366,19 +325,19 @@ static int dln2_irq_set_type(struct irq_data *irqd, unsigned type)
 
         switch (type) {
         case IRQ_TYPE_LEVEL_HIGH:
-                dln2->irq_work[pin].type = DLN2_GPIO_EVENT_LVL_HIGH;
+                dln2->irq_type[pin] = DLN2_GPIO_EVENT_LVL_HIGH;
                 break;
         case IRQ_TYPE_LEVEL_LOW:
-                dln2->irq_work[pin].type = DLN2_GPIO_EVENT_LVL_LOW;
+                dln2->irq_type[pin] = DLN2_GPIO_EVENT_LVL_LOW;
                 break;
         case IRQ_TYPE_EDGE_BOTH:
-                dln2->irq_work[pin].type = DLN2_GPIO_EVENT_CHANGE;
+                dln2->irq_type[pin] = DLN2_GPIO_EVENT_CHANGE;
                 break;
         case IRQ_TYPE_EDGE_RISING:
-                dln2->irq_work[pin].type = DLN2_GPIO_EVENT_CHANGE_RISING;
+                dln2->irq_type[pin] = DLN2_GPIO_EVENT_CHANGE_RISING;
                 break;
         case IRQ_TYPE_EDGE_FALLING:
-                dln2->irq_work[pin].type = DLN2_GPIO_EVENT_CHANGE_FALLING;
+                dln2->irq_type[pin] = DLN2_GPIO_EVENT_CHANGE_FALLING;
                 break;
         default:
                 return -EINVAL;
@@ -387,13 +346,50 @@ static int dln2_irq_set_type(struct irq_data *irqd, unsigned type)
         return 0;
 }
 
+static void dln2_irq_bus_lock(struct irq_data *irqd)
+{
+        struct gpio_chip *gc = irq_data_get_irq_chip_data(irqd);
+        struct dln2_gpio *dln2 = container_of(gc, struct dln2_gpio, gpio);
+
+        mutex_lock(&dln2->irq_lock);
+}
+
+static void dln2_irq_bus_unlock(struct irq_data *irqd)
+{
+        struct gpio_chip *gc = irq_data_get_irq_chip_data(irqd);
+        struct dln2_gpio *dln2 = container_of(gc, struct dln2_gpio, gpio);
+        int pin = irqd_to_hwirq(irqd);
+        int enabled, unmasked;
+        unsigned type;
+        int ret;
+
+        enabled = test_bit(pin, dln2->enabled_irqs);
+        unmasked = test_bit(pin, dln2->unmasked_irqs);
+
+        if (enabled != unmasked) {
+                if (unmasked) {
+                        type = dln2->irq_type[pin] & DLN2_GPIO_EVENT_MASK;
+                        set_bit(pin, dln2->enabled_irqs);
+                } else {
+                        type = DLN2_GPIO_EVENT_NONE;
+                        clear_bit(pin, dln2->enabled_irqs);
+                }
+
+                ret = dln2_gpio_set_event_cfg(dln2, pin, type, 0);
+                if (ret)
+                        dev_err(dln2->gpio.dev, "failed to set event\n");
+        }
+
+        mutex_unlock(&dln2->irq_lock);
+}
+
 static struct irq_chip dln2_gpio_irqchip = {
         .name = "dln2-irq",
-        .irq_enable = dln2_irq_enable,
-        .irq_disable = dln2_irq_disable,
         .irq_mask = dln2_irq_mask,
         .irq_unmask = dln2_irq_unmask,
         .irq_set_type = dln2_irq_set_type,
+        .irq_bus_lock = dln2_irq_bus_lock,
+        .irq_bus_sync_unlock = dln2_irq_bus_unlock,
 };
 
 static void dln2_gpio_event(struct platform_device *pdev, u16 echo,
@@ -425,14 +421,7 @@ static void dln2_gpio_event(struct platform_device *pdev, u16 echo,
                 return;
         }
 
-        if (!test_bit(pin, dln2->irqs_enabled))
-                return;
-        if (test_bit(pin, dln2->irqs_masked)) {
-                set_bit(pin, dln2->irqs_pending);
-                return;
-        }
-
-        switch (dln2->irq_work[pin].type) {
+        switch (dln2->irq_type[pin]) {
         case DLN2_GPIO_EVENT_CHANGE_RISING:
                 if (event->value)
                         generic_handle_irq(irq);
@@ -451,7 +440,7 @@ static int dln2_gpio_probe(struct platform_device *pdev)
         struct dln2_gpio *dln2;
         struct device *dev = &pdev->dev;
         int pins;
-        int i, ret;
+        int ret;
 
         pins = dln2_gpio_get_pin_count(pdev);
         if (pins < 0) {
@@ -467,15 +456,7 @@ static int dln2_gpio_probe(struct platform_device *pdev)
         if (!dln2)
                 return -ENOMEM;
 
-        dln2->irq_work = devm_kcalloc(&pdev->dev, pins,
-                                      sizeof(struct dln2_irq_work), GFP_KERNEL);
-        if (!dln2->irq_work)
-                return -ENOMEM;
-        for (i = 0; i < pins; i++) {
-                INIT_WORK(&dln2->irq_work[i].work, dln2_irq_work);
-                dln2->irq_work[i].pin = i;
-                dln2->irq_work[i].dln2 = dln2;
-        }
+        mutex_init(&dln2->irq_lock);
 
         dln2->pdev = pdev;
 
@@ -529,11 +510,8 @@ out:
 static int dln2_gpio_remove(struct platform_device *pdev)
 {
         struct dln2_gpio *dln2 = platform_get_drvdata(pdev);
-        int i;
 
         dln2_unregister_event_cb(pdev, DLN2_GPIO_CONDITION_MET_EV);
-        for (i = 0; i < dln2->gpio.ngpio; i++)
-                flush_work(&dln2->irq_work[i].work);
         gpiochip_remove(&dln2->gpio);
 
         return 0;
diff --git a/drivers/gpio/gpio-grgpio.c b/drivers/gpio/gpio-grgpio.c
index 09daaf2aeb56..3a5a71050559 100644
--- a/drivers/gpio/gpio-grgpio.c
+++ b/drivers/gpio/gpio-grgpio.c
@@ -441,7 +441,8 @@ static int grgpio_probe(struct platform_device *ofdev)
         err = gpiochip_add(gc);
         if (err) {
                 dev_err(&ofdev->dev, "Could not add gpiochip\n");
-                irq_domain_remove(priv->domain);
+                if (priv->domain)
+                        irq_domain_remove(priv->domain);
                 return err;
         }
 
diff --git a/drivers/gpu/drm/Makefile b/drivers/gpu/drm/Makefile
index 66e40398b3d3..e620807418ea 100644
--- a/drivers/gpu/drm/Makefile
+++ b/drivers/gpu/drm/Makefile
@@ -37,6 +37,7 @@ obj-$(CONFIG_DRM_MIPI_DSI) += drm_mipi_dsi.o
 obj-$(CONFIG_DRM_TTM)   += ttm/
 obj-$(CONFIG_DRM_TDFX)  += tdfx/
 obj-$(CONFIG_DRM_R128)  += r128/
+obj-$(CONFIG_HSA_AMD) += amd/amdkfd/
 obj-$(CONFIG_DRM_RADEON)+= radeon/
 obj-$(CONFIG_DRM_MGA)   += mga/
 obj-$(CONFIG_DRM_I810)  += i810/
@@ -67,4 +68,3 @@ obj-$(CONFIG_DRM_IMX) += imx/
 obj-y                   += i2c/
 obj-y                   += panel/
 obj-y                   += bridge/
-obj-$(CONFIG_HSA_AMD) += amd/amdkfd/
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
index 7d4974b83af7..fcfdf23e1913 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
@@ -31,7 +31,6 @@
 #include <uapi/linux/kfd_ioctl.h>
 #include <linux/time.h>
 #include <linux/mm.h>
-#include <linux/uaccess.h>
 #include <uapi/asm-generic/mman-common.h>
 #include <asm/processor.h>
 #include "kfd_priv.h"
@@ -127,17 +126,14 @@ static int kfd_open(struct inode *inode, struct file *filep)
         return 0;
 }
 
-static long kfd_ioctl_get_version(struct file *filep, struct kfd_process *p,
-                                        void __user *arg)
+static int kfd_ioctl_get_version(struct file *filep, struct kfd_process *p,
+                                        void *data)
 {
-        struct kfd_ioctl_get_version_args args;
+        struct kfd_ioctl_get_version_args *args = data;
         int err = 0;
 
-        args.major_version = KFD_IOCTL_MAJOR_VERSION;
-        args.minor_version = KFD_IOCTL_MINOR_VERSION;
-
-        if (copy_to_user(arg, &args, sizeof(args)))
-                err = -EFAULT;
+        args->major_version = KFD_IOCTL_MAJOR_VERSION;
+        args->minor_version = KFD_IOCTL_MINOR_VERSION;
 
         return err;
 }
@@ -221,10 +217,10 @@ static int set_queue_properties_from_user(struct queue_properties *q_properties,
         return 0;
 }
 
-static long kfd_ioctl_create_queue(struct file *filep, struct kfd_process *p,
-                                        void __user *arg)
+static int kfd_ioctl_create_queue(struct file *filep, struct kfd_process *p,
+                                        void *data)
 {
-        struct kfd_ioctl_create_queue_args args;
+        struct kfd_ioctl_create_queue_args *args = data;
         struct kfd_dev *dev;
         int err = 0;
         unsigned int queue_id;
@@ -233,16 +229,13 @@ static long kfd_ioctl_create_queue(struct file *filep, struct kfd_process *p,
 
         memset(&q_properties, 0, sizeof(struct queue_properties));
 
-        if (copy_from_user(&args, arg, sizeof(args)))
-                return -EFAULT;
-
         pr_debug("kfd: creating queue ioctl\n");
 
-        err = set_queue_properties_from_user(&q_properties, &args);
+        err = set_queue_properties_from_user(&q_properties, args);
         if (err)
                 return err;
 
-        dev = kfd_device_by_id(args.gpu_id);
+        dev = kfd_device_by_id(args->gpu_id);
         if (dev == NULL)
                 return -EINVAL;
 
@@ -250,7 +243,7 @@ static long kfd_ioctl_create_queue(struct file *filep, struct kfd_process *p,
 
         pdd = kfd_bind_process_to_device(dev, p);
         if (IS_ERR(pdd)) {
-                err = PTR_ERR(pdd);
+                err = -ESRCH;
                 goto err_bind_process;
         }
 
@@ -263,33 +256,26 @@ static long kfd_ioctl_create_queue(struct file *filep, struct kfd_process *p,
         if (err != 0)
                 goto err_create_queue;
 
-        args.queue_id = queue_id;
+        args->queue_id = queue_id;
 
         /* Return gpu_id as doorbell offset for mmap usage */
-        args.doorbell_offset = args.gpu_id << PAGE_SHIFT;
-
-        if (copy_to_user(arg, &args, sizeof(args))) {
-                err = -EFAULT;
-                goto err_copy_args_out;
-        }
+        args->doorbell_offset = args->gpu_id << PAGE_SHIFT;
 
         mutex_unlock(&p->mutex);
 
-        pr_debug("kfd: queue id %d was created successfully\n", args.queue_id);
+        pr_debug("kfd: queue id %d was created successfully\n", args->queue_id);
 
         pr_debug("ring buffer address == 0x%016llX\n",
-                        args.ring_base_address);
+                        args->ring_base_address);
 
         pr_debug("read ptr address    == 0x%016llX\n",
-                        args.read_pointer_address);
+                        args->read_pointer_address);
 
         pr_debug("write ptr address   == 0x%016llX\n",
-                        args.write_pointer_address);
+                        args->write_pointer_address);
 
         return 0;
 
-err_copy_args_out:
-        pqm_destroy_queue(&p->pqm, queue_id);
 err_create_queue:
 err_bind_process:
         mutex_unlock(&p->mutex);
@@ -297,99 +283,90 @@ err_bind_process:
 }
 
 static int kfd_ioctl_destroy_queue(struct file *filp, struct kfd_process *p,
-                                        void __user *arg)
+                                        void *data)
 {
         int retval;
-        struct kfd_ioctl_destroy_queue_args args;
-
-        if (copy_from_user(&args, arg, sizeof(args)))
-                return -EFAULT;
+        struct kfd_ioctl_destroy_queue_args *args = data;
 
         pr_debug("kfd: destroying queue id %d for PASID %d\n",
-                                args.queue_id,
+                                args->queue_id,
                                 p->pasid);
 
         mutex_lock(&p->mutex);
 
-        retval = pqm_destroy_queue(&p->pqm, args.queue_id);
+        retval = pqm_destroy_queue(&p->pqm, args->queue_id);
 
         mutex_unlock(&p->mutex);
         return retval;
 }
 
 static int kfd_ioctl_update_queue(struct file *filp, struct kfd_process *p,
-                                        void __user *arg)
+                                        void *data)
 {
         int retval;
-        struct kfd_ioctl_update_queue_args args;
+        struct kfd_ioctl_update_queue_args *args = data;
         struct queue_properties properties;
 
-        if (copy_from_user(&args, arg, sizeof(args)))
-                return -EFAULT;
-
-        if (args.queue_percentage > KFD_MAX_QUEUE_PERCENTAGE) {
+        if (args->queue_percentage > KFD_MAX_QUEUE_PERCENTAGE) {
                 pr_err("kfd: queue percentage must be between 0 to KFD_MAX_QUEUE_PERCENTAGE\n");
                 return -EINVAL;
         }
 
-        if (args.queue_priority > KFD_MAX_QUEUE_PRIORITY) {
+        if (args->queue_priority > KFD_MAX_QUEUE_PRIORITY) {
                 pr_err("kfd: queue priority must be between 0 to KFD_MAX_QUEUE_PRIORITY\n");
                 return -EINVAL;
         }
 
-        if ((args.ring_base_address) &&
+        if ((args->ring_base_address) &&
                 (!access_ok(VERIFY_WRITE,
-                        (const void __user *) args.ring_base_address,
+                        (const void __user *) args->ring_base_address,
                         sizeof(uint64_t)))) {
                 pr_err("kfd: can't access ring base address\n");
                 return -EFAULT;
         }
 
-        if (!is_power_of_2(args.ring_size) && (args.ring_size != 0)) {
+        if (!is_power_of_2(args->ring_size) && (args->ring_size != 0)) {
                 pr_err("kfd: ring size must be a power of 2 or 0\n");
                 return -EINVAL;
         }
 
-        properties.queue_address = args.ring_base_address;
-        properties.queue_size = args.ring_size;
-        properties.queue_percent = args.queue_percentage;
-        properties.priority = args.queue_priority;
+        properties.queue_address = args->ring_base_address;
+        properties.queue_size = args->ring_size;
+        properties.queue_percent = args->queue_percentage;
+        properties.priority = args->queue_priority;
 
         pr_debug("kfd: updating queue id %d for PASID %d\n",
-                        args.queue_id, p->pasid);
+                        args->queue_id, p->pasid);
 
         mutex_lock(&p->mutex);
 
-        retval = pqm_update_queue(&p->pqm, args.queue_id, &properties);
+        retval = pqm_update_queue(&p->pqm, args->queue_id, &properties);
 
         mutex_unlock(&p->mutex);
 
         return retval;
 }
 
-static long kfd_ioctl_set_memory_policy(struct file *filep,
-                                struct kfd_process *p, void __user *arg)
+static int kfd_ioctl_set_memory_policy(struct file *filep,
+                                        struct kfd_process *p, void *data)
 {
-        struct kfd_ioctl_set_memory_policy_args args;
+        struct kfd_ioctl_set_memory_policy_args *args = data;
         struct kfd_dev *dev;
         int err = 0;
         struct kfd_process_device *pdd;
         enum cache_policy default_policy, alternate_policy;
 
-        if (copy_from_user(&args, arg, sizeof(args)))
-                return -EFAULT;
-
-        if (args.default_policy != KFD_IOC_CACHE_POLICY_COHERENT
-            && args.default_policy != KFD_IOC_CACHE_POLICY_NONCOHERENT) {
+        if (args->default_policy != KFD_IOC_CACHE_POLICY_COHERENT
+            && args->default_policy != KFD_IOC_CACHE_POLICY_NONCOHERENT) {
                 return -EINVAL;
         }
 
-        if (args.alternate_policy != KFD_IOC_CACHE_POLICY_COHERENT
-            && args.alternate_policy != KFD_IOC_CACHE_POLICY_NONCOHERENT) {
+        if (args->alternate_policy != KFD_IOC_CACHE_POLICY_COHERENT
+            && args->alternate_policy != KFD_IOC_CACHE_POLICY_NONCOHERENT) {
                 return -EINVAL;
         }
 
-        dev = kfd_device_by_id(args.gpu_id);
+        dev = kfd_device_by_id(args->gpu_id);
         if (dev == NULL)
                 return -EINVAL;
 
@@ -397,23 +374,23 @@ static long kfd_ioctl_set_memory_policy(struct file *filep,
 
         pdd = kfd_bind_process_to_device(dev, p);
         if (IS_ERR(pdd)) {
-                err = PTR_ERR(pdd);
+                err = -ESRCH;
                 goto out;
         }
 
-        default_policy = (args.default_policy == KFD_IOC_CACHE_POLICY_COHERENT)
+        default_policy = (args->default_policy == KFD_IOC_CACHE_POLICY_COHERENT)
                          ? cache_policy_coherent : cache_policy_noncoherent;
 
         alternate_policy =
-                (args.alternate_policy == KFD_IOC_CACHE_POLICY_COHERENT)
+                (args->alternate_policy == KFD_IOC_CACHE_POLICY_COHERENT)
                    ? cache_policy_coherent : cache_policy_noncoherent;
 
         if (!dev->dqm->set_cache_memory_policy(dev->dqm,
                                 &pdd->qpd,
                                 default_policy,
                                 alternate_policy,
-                                (void __user *)args.alternate_aperture_base,
-                                args.alternate_aperture_size))
+                                (void __user *)args->alternate_aperture_base,
+                                args->alternate_aperture_size))
                 err = -EINVAL;
 
 out:
@@ -422,53 +399,44 @@ out:
         return err;
 }
 
-static long kfd_ioctl_get_clock_counters(struct file *filep,
-                                struct kfd_process *p, void __user *arg)
+static int kfd_ioctl_get_clock_counters(struct file *filep,
+                                struct kfd_process *p, void *data)
 {
-        struct kfd_ioctl_get_clock_counters_args args;
+        struct kfd_ioctl_get_clock_counters_args *args = data;
         struct kfd_dev *dev;
         struct timespec time;
 
-        if (copy_from_user(&args, arg, sizeof(args)))
-                return -EFAULT;
-
-        dev = kfd_device_by_id(args.gpu_id);
+        dev = kfd_device_by_id(args->gpu_id);
         if (dev == NULL)
                 return -EINVAL;
 
         /* Reading GPU clock counter from KGD */
-        args.gpu_clock_counter = kfd2kgd->get_gpu_clock_counter(dev->kgd);
+        args->gpu_clock_counter = kfd2kgd->get_gpu_clock_counter(dev->kgd);
 
         /* No access to rdtsc. Using raw monotonic time */
         getrawmonotonic(&time);
-        args.cpu_clock_counter = (uint64_t)timespec_to_ns(&time);
+        args->cpu_clock_counter = (uint64_t)timespec_to_ns(&time);
 
         get_monotonic_boottime(&time);
-        args.system_clock_counter = (uint64_t)timespec_to_ns(&time);
+        args->system_clock_counter = (uint64_t)timespec_to_ns(&time);
 
         /* Since the counter is in nano-seconds we use 1GHz frequency */
-        args.system_clock_freq = 1000000000;
-
-        if (copy_to_user(arg, &args, sizeof(args)))
-                return -EFAULT;
+        args->system_clock_freq = 1000000000;
 
         return 0;
 }
 
 
 static int kfd_ioctl_get_process_apertures(struct file *filp,
-                                struct kfd_process *p, void __user *arg)
+                                struct kfd_process *p, void *data)
 {
-        struct kfd_ioctl_get_process_apertures_args args;
+        struct kfd_ioctl_get_process_apertures_args *args = data;
         struct kfd_process_device_apertures *pAperture;
         struct kfd_process_device *pdd;
 
         dev_dbg(kfd_device, "get apertures for PASID %d", p->pasid);
 
-        if (copy_from_user(&args, arg, sizeof(args)))
-                return -EFAULT;
-
-        args.num_of_nodes = 0;
+        args->num_of_nodes = 0;
 
         mutex_lock(&p->mutex);
 
@@ -477,7 +445,8 @@ static int kfd_ioctl_get_process_apertures(struct file *filp,
                 /* Run over all pdd of the process */
                 pdd = kfd_get_first_process_device_data(p);
                 do {
-                        pAperture = &args.process_apertures[args.num_of_nodes];
+                        pAperture =
+                                &args->process_apertures[args->num_of_nodes];
                         pAperture->gpu_id = pdd->dev->id;
                         pAperture->lds_base = pdd->lds_base;
                         pAperture->lds_limit = pdd->lds_limit;
@@ -487,7 +456,7 @@ static int kfd_ioctl_get_process_apertures(struct file *filp,
                         pAperture->scratch_limit = pdd->scratch_limit;
 
                         dev_dbg(kfd_device,
-                                "node id %u\n", args.num_of_nodes);
+                                "node id %u\n", args->num_of_nodes);
                         dev_dbg(kfd_device,
                                 "gpu id %u\n", pdd->dev->id);
                         dev_dbg(kfd_device,
@@ -503,80 +472,131 @@ static int kfd_ioctl_get_process_apertures(struct file *filp,
                         dev_dbg(kfd_device,
                                 "scratch_limit %llX\n", pdd->scratch_limit);
 
-                        args.num_of_nodes++;
+                        args->num_of_nodes++;
                 } while ((pdd = kfd_get_next_process_device_data(p, pdd)) != NULL &&
-                                (args.num_of_nodes < NUM_OF_SUPPORTED_GPUS));
+                                (args->num_of_nodes < NUM_OF_SUPPORTED_GPUS));
         }
 
         mutex_unlock(&p->mutex);
 
-        if (copy_to_user(arg, &args, sizeof(args)))
-                return -EFAULT;
-
         return 0;
 }
 
+#define AMDKFD_IOCTL_DEF(ioctl, _func, _flags) \
+        [_IOC_NR(ioctl)] = {.cmd = ioctl, .func = _func, .flags = _flags, .cmd_drv = 0, .name = #ioctl}
+
+/** Ioctl table */
+static const struct amdkfd_ioctl_desc amdkfd_ioctls[] = {
+        AMDKFD_IOCTL_DEF(AMDKFD_IOC_GET_VERSION,
+                        kfd_ioctl_get_version, 0),
+
+        AMDKFD_IOCTL_DEF(AMDKFD_IOC_CREATE_QUEUE,
+                        kfd_ioctl_create_queue, 0),
+
+        AMDKFD_IOCTL_DEF(AMDKFD_IOC_DESTROY_QUEUE,
+                        kfd_ioctl_destroy_queue, 0),
+
+        AMDKFD_IOCTL_DEF(AMDKFD_IOC_SET_MEMORY_POLICY,
+                        kfd_ioctl_set_memory_policy, 0),
+
+        AMDKFD_IOCTL_DEF(AMDKFD_IOC_GET_CLOCK_COUNTERS,
+                        kfd_ioctl_get_clock_counters, 0),
+
+        AMDKFD_IOCTL_DEF(AMDKFD_IOC_GET_PROCESS_APERTURES,
+                        kfd_ioctl_get_process_apertures, 0),
+
+        AMDKFD_IOCTL_DEF(AMDKFD_IOC_UPDATE_QUEUE,
+                        kfd_ioctl_update_queue, 0),
+};
+
+#define AMDKFD_CORE_IOCTL_COUNT ARRAY_SIZE(amdkfd_ioctls)
+
 static long kfd_ioctl(struct file *filep, unsigned int cmd, unsigned long arg)
 {
         struct kfd_process *process;
-        long err = -EINVAL;
+        amdkfd_ioctl_t *func;
+        const struct amdkfd_ioctl_desc *ioctl = NULL;
+        unsigned int nr = _IOC_NR(cmd);
+        char stack_kdata[128];
+        char *kdata = NULL;
+        unsigned int usize, asize;
+        int retcode = -EINVAL;
 
-        dev_dbg(kfd_device,
-                "ioctl cmd 0x%x (#%d), arg 0x%lx\n",
-                cmd, _IOC_NR(cmd), arg);
+        if (nr >= AMDKFD_CORE_IOCTL_COUNT)
+                goto err_i1;
+
+        if ((nr >= AMDKFD_COMMAND_START) && (nr < AMDKFD_COMMAND_END)) {
+                u32 amdkfd_size;
+
+                ioctl = &amdkfd_ioctls[nr];
+
+                amdkfd_size = _IOC_SIZE(ioctl->cmd);
+                usize = asize = _IOC_SIZE(cmd);
+                if (amdkfd_size > asize)
+                        asize = amdkfd_size;
+
+                cmd = ioctl->cmd;
+        } else
+                goto err_i1;
+
+        dev_dbg(kfd_device, "ioctl cmd 0x%x (#%d), arg 0x%lx\n", cmd, nr, arg);
 
         process = kfd_get_process(current);
-        if (IS_ERR(process))
-                return PTR_ERR(process);
+        if (IS_ERR(process)) {
+                dev_dbg(kfd_device, "no process\n");
+                goto err_i1;
+        }
 
-        switch (cmd) {
-        case KFD_IOC_GET_VERSION:
-                err = kfd_ioctl_get_version(filep, process, (void __user *)arg);
-                break;
-        case KFD_IOC_CREATE_QUEUE:
-                err = kfd_ioctl_create_queue(filep, process,
-                                                (void __user *)arg);
-                break;
-
-        case KFD_IOC_DESTROY_QUEUE:
-                err = kfd_ioctl_destroy_queue(filep, process,
-                                                (void __user *)arg);
-                break;
-
-        case KFD_IOC_SET_MEMORY_POLICY:
-                err = kfd_ioctl_set_memory_policy(filep, process,
-                                                (void __user *)arg);
-                break;
-
-        case KFD_IOC_GET_CLOCK_COUNTERS:
-                err = kfd_ioctl_get_clock_counters(filep, process,
-                                                (void __user *)arg);
-                break;
-
-        case KFD_IOC_GET_PROCESS_APERTURES:
-                err = kfd_ioctl_get_process_apertures(filep, process,
-                                                (void __user *)arg);
-                break;
-
-        case KFD_IOC_UPDATE_QUEUE:
-                err = kfd_ioctl_update_queue(filep, process,
-                                                (void __user *)arg);
-                break;
-
-        default:
-                dev_err(kfd_device,
-                        "unknown ioctl cmd 0x%x, arg 0x%lx)\n",
-                        cmd, arg);
-                err = -EINVAL;
-                break;
+        /* Do not trust userspace, use our own definition */
+        func = ioctl->func;
+
+        if (unlikely(!func)) {
+                dev_dbg(kfd_device, "no function\n");
+                retcode = -EINVAL;
+                goto err_i1;
         }
 
-        if (err < 0)
-                dev_err(kfd_device,
-                        "ioctl error %ld for ioctl cmd 0x%x (#%d)\n",
-                        err, cmd, _IOC_NR(cmd));
+        if (cmd & (IOC_IN | IOC_OUT)) {
+                if (asize <= sizeof(stack_kdata)) {
+                        kdata = stack_kdata;
+                } else {
+                        kdata = kmalloc(asize, GFP_KERNEL);
+                        if (!kdata) {
+                                retcode = -ENOMEM;
+                                goto err_i1;
+                        }
+                }
+                if (asize > usize)
+                        memset(kdata + usize, 0, asize - usize);
+        }
 
-        return err;
+        if (cmd & IOC_IN) {
+                if (copy_from_user(kdata, (void __user *)arg, usize) != 0) {
+                        retcode = -EFAULT;
+                        goto err_i1;
+                }
+        } else if (cmd & IOC_OUT) {
+                memset(kdata, 0, usize);
+        }
+
+        retcode = func(filep, process, kdata);
+
+        if (cmd & IOC_OUT)
+                if (copy_to_user((void __user *)arg, kdata, usize) != 0)
+                        retcode = -EFAULT;
+
+err_i1:
+        if (!ioctl)
+                dev_dbg(kfd_device, "invalid ioctl: pid=%d, cmd=0x%02x, nr=0x%02x\n",
+                          task_pid_nr(current), cmd, nr);
+
+        if (kdata != stack_kdata)
+                kfree(kdata);
+
+        if (retcode)
+                dev_dbg(kfd_device, "ret = %d\n", retcode);
+
+        return retcode;
 }
 
 static int kfd_mmap(struct file *filp, struct vm_area_struct *vma)
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
index 924e90c072e5..9c8961d22360 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
@@ -161,6 +161,9 @@ static void deallocate_vmid(struct device_queue_manager *dqm,
 {
         int bit = qpd->vmid - KFD_VMID_START_OFFSET;
 
+        /* Release the vmid mapping */
+        set_pasid_vmid_mapping(dqm, 0, qpd->vmid);
+
         set_bit(bit, (unsigned long *)&dqm->vmid_bitmap);
         qpd->vmid = 0;
         q->properties.vmid = 0;
@@ -272,6 +275,18 @@ static int create_compute_queue_nocpsch(struct device_queue_manager *dqm,
                 return retval;
         }
 
+        pr_debug("kfd: loading mqd to hqd on pipe (%d) queue (%d)\n",
+                        q->pipe,
+                        q->queue);
+
+        retval = mqd->load_mqd(mqd, q->mqd, q->pipe,
+                        q->queue, q->properties.write_ptr);
+        if (retval != 0) {
+                deallocate_hqd(dqm, q);
+                mqd->uninit_mqd(mqd, q->mqd, q->mqd_mem_obj);
+                return retval;
+        }
+
         return 0;
 }
 
@@ -320,6 +335,7 @@ static int update_queue(struct device_queue_manager *dqm, struct queue *q)
 {
         int retval;
         struct mqd_manager *mqd;
+        bool prev_active = false;
 
         BUG_ON(!dqm || !q || !q->mqd);
 
@@ -330,10 +346,18 @@ static int update_queue(struct device_queue_manager *dqm, struct queue *q)
                 return -ENOMEM;
         }
 
-        retval = mqd->update_mqd(mqd, q->mqd, &q->properties);
         if (q->properties.is_active == true)
+                prev_active = true;
+
+        /*
+         *
+         * check active state vs. the previous state
+         * and modify counter accordingly
+         */
+        retval = mqd->update_mqd(mqd, q->mqd, &q->properties);
+        if ((q->properties.is_active == true) && (prev_active == false))
                 dqm->queue_count++;
-        else
+        else if ((q->properties.is_active == false) && (prev_active == true))
                 dqm->queue_count--;
 
         if (sched_policy != KFD_SCHED_POLICY_NO_HWS)
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.c
index adc31474e786..4c3828cf45bf 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.c
@@ -184,7 +184,7 @@ static bool is_occupied(struct mqd_manager *mm, void *mqd,
                         uint32_t queue_id)
 {
 
-        return kfd2kgd->hqd_is_occupies(mm->dev->kgd, queue_address,
+        return kfd2kgd->hqd_is_occupied(mm->dev->kgd, queue_address,
                                         pipe_id, queue_id);
 
 }
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_pasid.c b/drivers/gpu/drm/amd/amdkfd/kfd_pasid.c
index 71699ad97d74..4c25ef504f79 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_pasid.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_pasid.c
@@ -32,7 +32,7 @@ int kfd_pasid_init(void)
 {
         pasid_limit = max_num_of_processes;
 
-        pasid_bitmap = kzalloc(BITS_TO_LONGS(pasid_limit), GFP_KERNEL);
+        pasid_bitmap = kcalloc(BITS_TO_LONGS(pasid_limit), sizeof(long), GFP_KERNEL);
         if (!pasid_bitmap)
                 return -ENOMEM;
 
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
index f9fb81e3bb09..a5edb29507e3 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
@@ -463,6 +463,24 @@ struct kfd_process {
         bool is_32bit_user_mode;
 };
 
+/**
+ * Ioctl function type.
+ *
+ * \param filep pointer to file structure.
+ * \param p amdkfd process pointer.
+ * \param data pointer to arg that was copied from user.
+ */
+typedef int amdkfd_ioctl_t(struct file *filep, struct kfd_process *p,
+                                void *data);
+
+struct amdkfd_ioctl_desc {
+        unsigned int cmd;
+        int flags;
+        amdkfd_ioctl_t *func;
+        unsigned int cmd_drv;
+        const char *name;
+};
+
 void kfd_process_create_wq(void);
 void kfd_process_destroy_wq(void);
 struct kfd_process *kfd_create_process(const struct task_struct *);
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
index b11792d7e70e..cca1708fd811 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
@@ -921,7 +921,7 @@ static int kfd_build_sysfs_node_tree(void)
         uint32_t i = 0;
 
         list_for_each_entry(dev, &topology_device_list, list) {
-                ret = kfd_build_sysfs_node_entry(dev, 0);
+                ret = kfd_build_sysfs_node_entry(dev, i);
                 if (ret < 0)
                         return ret;
                 i++;
diff --git a/drivers/gpu/drm/amd/include/kgd_kfd_interface.h b/drivers/gpu/drm/amd/include/kgd_kfd_interface.h
index 47b551970a14..96a512208fad 100644
--- a/drivers/gpu/drm/amd/include/kgd_kfd_interface.h
+++ b/drivers/gpu/drm/amd/include/kgd_kfd_interface.h
@@ -183,7 +183,7 @@ struct kfd2kgd_calls {
         int (*hqd_load)(struct kgd_dev *kgd, void *mqd, uint32_t pipe_id,
                         uint32_t queue_id, uint32_t __user *wptr);
 
-        bool (*hqd_is_occupies)(struct kgd_dev *kgd, uint64_t queue_address,
+        bool (*hqd_is_occupied)(struct kgd_dev *kgd, uint64_t queue_address,
                                 uint32_t pipe_id, uint32_t queue_id);
 
         int (*hqd_destroy)(struct kgd_dev *kgd, uint32_t reset_type,
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 70d0f0f06f1a..e9f891c432f8 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -1756,8 +1756,6 @@ struct drm_i915_private {
          */
         struct workqueue_struct *dp_wq;
 
-        uint32_t bios_vgacntr;
-
         /* Abstract the submission mechanism (legacy ringbuffer or execlists) away */
         struct {
                 int (*do_execbuf)(struct drm_device *dev, struct drm_file *file,
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 52adcb680be3..c11603b4cf1d 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -1048,6 +1048,7 @@ int
 i915_gem_pwrite_ioctl(struct drm_device *dev, void *data,
                       struct drm_file *file)
 {
+        struct drm_i915_private *dev_priv = dev->dev_private;
         struct drm_i915_gem_pwrite *args = data;
         struct drm_i915_gem_object *obj;
         int ret;
@@ -1067,9 +1068,11 @@ i915_gem_pwrite_ioctl(struct drm_device *dev, void *data,
                         return -EFAULT;
         }
 
+        intel_runtime_pm_get(dev_priv);
+
         ret = i915_mutex_lock_interruptible(dev);
         if (ret)
-                return ret;
+                goto put_rpm;
 
         obj = to_intel_bo(drm_gem_object_lookup(dev, file, args->handle));
         if (&obj->base == NULL) {
@@ -1121,6 +1124,9 @@ out:
         drm_gem_object_unreference(&obj->base);
 unlock:
         mutex_unlock(&dev->struct_mutex);
+put_rpm:
+        intel_runtime_pm_put(dev_priv);
+
         return ret;
 }
 
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 996c2931c499..d0d3dfbe6d2a 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -3725,8 +3725,6 @@ static bool i8xx_handle_vblank(struct drm_device *dev,
         if ((iir & flip_pending) == 0)
                 goto check_page_flip;
 
-        intel_prepare_page_flip(dev, plane);
-
         /* We detect FlipDone by looking for the change in PendingFlip from '1'
          * to '0' on the following vblank, i.e. IIR has the Pendingflip
          * asserted following the MI_DISPLAY_FLIP, but ISR is deasserted, hence
@@ -3736,6 +3734,7 @@ static bool i8xx_handle_vblank(struct drm_device *dev,
         if (I915_READ16(ISR) & flip_pending)
                 goto check_page_flip;
 
+        intel_prepare_page_flip(dev, plane);
         intel_finish_page_flip(dev, pipe);
         return true;
 
@@ -3907,8 +3906,6 @@ static bool i915_handle_vblank(struct drm_device *dev,
         if ((iir & flip_pending) == 0)
                 goto check_page_flip;
 
-        intel_prepare_page_flip(dev, plane);
-
         /* We detect FlipDone by looking for the change in PendingFlip from '1'
          * to '0' on the following vblank, i.e. IIR has the Pendingflip
          * asserted following the MI_DISPLAY_FLIP, but ISR is deasserted, hence
@@ -3918,6 +3915,7 @@ static bool i915_handle_vblank(struct drm_device *dev,
         if (I915_READ(ISR) & flip_pending)
                 goto check_page_flip;
 
+        intel_prepare_page_flip(dev, plane);
         intel_finish_page_flip(dev, pipe);
         return true;
 
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index fb3e3d429191..e2af1383b179 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -13057,11 +13057,7 @@ static void i915_disable_vga(struct drm_device *dev)
         vga_put(dev->pdev, VGA_RSRC_LEGACY_IO);
         udelay(300);
 
-        /*
-         * Fujitsu-Siemens Lifebook S6010 (830) has problems resuming
-         * from S3 without preserving (some of?) the other bits.
-         */
-        I915_WRITE(vga_reg, dev_priv->bios_vgacntr | VGA_DISP_DISABLE);
+        I915_WRITE(vga_reg, VGA_DISP_DISABLE);
         POSTING_READ(vga_reg);
 }
 
@@ -13146,8 +13142,6 @@ void intel_modeset_init(struct drm_device *dev)
 
         intel_shared_dpll_init(dev);
 
-        /* save the BIOS value before clobbering it */
-        dev_priv->bios_vgacntr = I915_READ(i915_vgacntrl_reg(dev));
         /* Just disable it once at startup */
         i915_disable_vga(dev);
         intel_setup_outputs(dev);
diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c
index f5a78d53e297..ac6da7102fbb 100644
--- a/drivers/gpu/drm/i915/intel_runtime_pm.c
+++ b/drivers/gpu/drm/i915/intel_runtime_pm.c
@@ -615,29 +615,6 @@ static void chv_pipe_power_well_disable(struct drm_i915_private *dev_priv,
                 vlv_power_sequencer_reset(dev_priv);
 }
 
-static void check_power_well_state(struct drm_i915_private *dev_priv,
-                                   struct i915_power_well *power_well)
-{
-        bool enabled = power_well->ops->is_enabled(dev_priv, power_well);
-
-        if (power_well->always_on || !i915.disable_power_well) {
-                if (!enabled)
-                        goto mismatch;
-
-                return;
-        }
-
-        if (enabled != (power_well->count > 0))
-                goto mismatch;
-
-        return;
-
-mismatch:
-        WARN(1, "state mismatch for '%s' (always_on %d hw state %d use-count %d disable_power_well %d\n",
-                  power_well->name, power_well->always_on, enabled,
-                  power_well->count, i915.disable_power_well);
-}
-
 /**
  * intel_display_power_get - grab a power domain reference
  * @dev_priv: i915 device instance
@@ -669,8 +646,6 @@ void intel_display_power_get(struct drm_i915_private *dev_priv,
                         power_well->ops->enable(dev_priv, power_well);
                         power_well->hw_enabled = true;
                 }
-
-                check_power_well_state(dev_priv, power_well);
         }
 
         power_domains->domain_use_count[domain]++;
@@ -709,8 +684,6 @@ void intel_display_power_put(struct drm_i915_private *dev_priv,
                         power_well->hw_enabled = false;
                         power_well->ops->disable(dev_priv, power_well);
                 }
-
-                check_power_well_state(dev_priv, power_well);
         }
 
         mutex_unlock(&power_domains->lock);
diff --git a/drivers/gpu/drm/nouveau/core/core/event.c b/drivers/gpu/drm/nouveau/core/core/event.c
index ff2b434b3db4..760947e380c9 100644
--- a/drivers/gpu/drm/nouveau/core/core/event.c
+++ b/drivers/gpu/drm/nouveau/core/core/event.c
@@ -26,7 +26,7 @@
 void
 nvkm_event_put(struct nvkm_event *event, u32 types, int index)
 {
-        BUG_ON(!spin_is_locked(&event->refs_lock));
+        assert_spin_locked(&event->refs_lock);
         while (types) {
                 int type = __ffs(types); types &= ~(1 << type);
                 if (--event->refs[index * event->types_nr + type] == 0) {
@@ -39,7 +39,7 @@ nvkm_event_put(struct nvkm_event *event, u32 types, int index)
 void
 nvkm_event_get(struct nvkm_event *event, u32 types, int index)
 {
-        BUG_ON(!spin_is_locked(&event->refs_lock));
+        assert_spin_locked(&event->refs_lock);
         while (types) {
                 int type = __ffs(types); types &= ~(1 << type);
                 if (++event->refs[index * event->types_nr + type] == 1) {
diff --git a/drivers/gpu/drm/nouveau/core/core/notify.c b/drivers/gpu/drm/nouveau/core/core/notify.c
index d1bcde55e9d7..839a32577680 100644
--- a/drivers/gpu/drm/nouveau/core/core/notify.c
+++ b/drivers/gpu/drm/nouveau/core/core/notify.c
@@ -98,7 +98,7 @@ nvkm_notify_send(struct nvkm_notify *notify, void *data, u32 size)
         struct nvkm_event *event = notify->event;
         unsigned long flags;
 
-        BUG_ON(!spin_is_locked(&event->list_lock));
+        assert_spin_locked(&event->list_lock);
         BUG_ON(size != notify->size);
 
         spin_lock_irqsave(&event->refs_lock, flags);
diff --git a/drivers/gpu/drm/nouveau/core/engine/device/nve0.c b/drivers/gpu/drm/nouveau/core/engine/device/nve0.c
index 674da1f095b2..732922690653 100644
--- a/drivers/gpu/drm/nouveau/core/engine/device/nve0.c
+++ b/drivers/gpu/drm/nouveau/core/engine/device/nve0.c
@@ -249,6 +249,39 @@ nve0_identify(struct nouveau_device *device)
                 device->oclass[NVDEV_ENGINE_PPP    ] = &nvc0_ppp_oclass;
                 device->oclass[NVDEV_ENGINE_PERFMON] = &nvf0_perfmon_oclass;
                 break;
+        case 0x106:
+                device->cname = "GK208B";
+                device->oclass[NVDEV_SUBDEV_VBIOS  ] = &nouveau_bios_oclass;
+                device->oclass[NVDEV_SUBDEV_GPIO   ] =  nve0_gpio_oclass;
+                device->oclass[NVDEV_SUBDEV_I2C    ] =  nve0_i2c_oclass;
+                device->oclass[NVDEV_SUBDEV_FUSE   ] = &gf100_fuse_oclass;
+                device->oclass[NVDEV_SUBDEV_CLOCK  ] = &nve0_clock_oclass;
+                device->oclass[NVDEV_SUBDEV_THERM  ] = &nvd0_therm_oclass;
+                device->oclass[NVDEV_SUBDEV_MXM    ] = &nv50_mxm_oclass;
+                device->oclass[NVDEV_SUBDEV_DEVINIT] =  nvc0_devinit_oclass;
+                device->oclass[NVDEV_SUBDEV_MC     ] =  gk20a_mc_oclass;
+                device->oclass[NVDEV_SUBDEV_BUS    ] =  nvc0_bus_oclass;
+                device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
+                device->oclass[NVDEV_SUBDEV_FB     ] =  nve0_fb_oclass;
+                device->oclass[NVDEV_SUBDEV_LTC    ] =  gk104_ltc_oclass;
+                device->oclass[NVDEV_SUBDEV_IBUS   ] = &nve0_ibus_oclass;
+                device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
+                device->oclass[NVDEV_SUBDEV_VM     ] = &nvc0_vmmgr_oclass;
+                device->oclass[NVDEV_SUBDEV_BAR    ] = &nvc0_bar_oclass;
+                device->oclass[NVDEV_SUBDEV_PWR    ] =  nv108_pwr_oclass;
+                device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
+                device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nvd0_dmaeng_oclass;
+                device->oclass[NVDEV_ENGINE_FIFO   ] =  nv108_fifo_oclass;
+                device->oclass[NVDEV_ENGINE_SW     ] =  nvc0_software_oclass;
+                device->oclass[NVDEV_ENGINE_GR     ] =  nv108_graph_oclass;
+                device->oclass[NVDEV_ENGINE_DISP   ] =  nvf0_disp_oclass;
+                device->oclass[NVDEV_ENGINE_COPY0  ] = &nve0_copy0_oclass;
+                device->oclass[NVDEV_ENGINE_COPY1  ] = &nve0_copy1_oclass;
+                device->oclass[NVDEV_ENGINE_COPY2  ] = &nve0_copy2_oclass;
+                device->oclass[NVDEV_ENGINE_BSP    ] = &nve0_bsp_oclass;
+                device->oclass[NVDEV_ENGINE_VP     ] = &nve0_vp_oclass;
+                device->oclass[NVDEV_ENGINE_PPP    ] = &nvc0_ppp_oclass;
+                break;
         case 0x108:
                 device->cname = "GK208";
                 device->oclass[NVDEV_SUBDEV_VBIOS  ] = &nouveau_bios_oclass;
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/shadowramin.c b/drivers/gpu/drm/nouveau/core/subdev/bios/shadowramin.c
index 5e58bba0dd5c..a7a890fad1e5 100644
--- a/drivers/gpu/drm/nouveau/core/subdev/bios/shadowramin.c
+++ b/drivers/gpu/drm/nouveau/core/subdev/bios/shadowramin.c
@@ -44,8 +44,10 @@ static void
 pramin_fini(void *data)
 {
         struct priv *priv = data;
-        nv_wr32(priv->bios, 0x001700, priv->bar0);
-        kfree(priv);
+        if (priv) {
+                nv_wr32(priv->bios, 0x001700, priv->bar0);
+                kfree(priv);
+        }
 }
 
 static void *
diff --git a/drivers/gpu/drm/nouveau/core/subdev/fb/ramnvaa.c b/drivers/gpu/drm/nouveau/core/subdev/fb/ramnvaa.c
index 00f2ca7e44a5..033a8e999497 100644
--- a/drivers/gpu/drm/nouveau/core/subdev/fb/ramnvaa.c
+++ b/drivers/gpu/drm/nouveau/core/subdev/fb/ramnvaa.c
@@ -24,34 +24,71 @@
 
 #include "nv50.h"
 
+struct nvaa_ram_priv {
+        struct nouveau_ram base;
+        u64 poller_base;
+};
+
 static int
 nvaa_ram_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
               struct nouveau_oclass *oclass, void *data, u32 datasize,
               struct nouveau_object **pobject)
 {
-        const u32 rsvd_head = ( 256 * 1024) >> 12; /* vga memory */
-        const u32 rsvd_tail = (1024 * 1024) >> 12; /* vbios etc */
+        u32 rsvd_head = ( 256 * 1024); /* vga memory */
+        u32 rsvd_tail = (1024 * 1024); /* vbios etc */
         struct nouveau_fb *pfb = nouveau_fb(parent);
-        struct nouveau_ram *ram;
+        struct nvaa_ram_priv *priv;
         int ret;
 
-        ret = nouveau_ram_create(parent, engine, oclass, &ram);
-        *pobject = nv_object(ram);
+        ret = nouveau_ram_create(parent, engine, oclass, &priv);
+        *pobject = nv_object(priv);
         if (ret)
                 return ret;
 
-        ram->size = nv_rd32(pfb, 0x10020c);
-        ram->size = (ram->size & 0xffffff00) | ((ram->size & 0x000000ff) << 32);
+        priv->base.type   = NV_MEM_TYPE_STOLEN;
+        priv->base.stolen = (u64)nv_rd32(pfb, 0x100e10) << 12;
+        priv->base.size   = (u64)nv_rd32(pfb, 0x100e14) << 12;
 
-        ret = nouveau_mm_init(&pfb->vram, rsvd_head, (ram->size >> 12) -
-                              (rsvd_head + rsvd_tail), 1);
+        rsvd_tail += 0x1000;
+        priv->poller_base = priv->base.size - rsvd_tail;
+
+        ret = nouveau_mm_init(&pfb->vram, rsvd_head >> 12,
+                              (priv->base.size  - (rsvd_head + rsvd_tail)) >> 12,
+                              1);
         if (ret)
                 return ret;
 
-        ram->type   = NV_MEM_TYPE_STOLEN;
-        ram->stolen = (u64)nv_rd32(pfb, 0x100e10) << 12;
-        ram->get = nv50_ram_get;
-        ram->put = nv50_ram_put;
+        priv->base.get = nv50_ram_get;
+        priv->base.put = nv50_ram_put;
+        return 0;
+}
+
+static int
+nvaa_ram_init(struct nouveau_object *object)
+{
+        struct nouveau_fb *pfb = nouveau_fb(object);
+        struct nvaa_ram_priv *priv = (void *)object;
+        int ret;
+        u64 dniso, hostnb, flush;
+
+        ret = nouveau_ram_init(&priv->base);
+        if (ret)
+                return ret;
+
+        dniso  = ((priv->base.size - (priv->poller_base + 0x00)) >> 5) - 1;
+        hostnb = ((priv->base.size - (priv->poller_base + 0x20)) >> 5) - 1;
+        flush  = ((priv->base.size - (priv->poller_base + 0x40)) >> 5) - 1;
+
+        /* Enable NISO poller for various clients and set their associated
+         * read address, only for MCP77/78 and MCP79/7A. (fd#25701)
+         */
+        nv_wr32(pfb, 0x100c18, dniso);
+        nv_mask(pfb, 0x100c14, 0x00000000, 0x00000001);
+        nv_wr32(pfb, 0x100c1c, hostnb);
+        nv_mask(pfb, 0x100c14, 0x00000000, 0x00000002);
+        nv_wr32(pfb, 0x100c24, flush);
+        nv_mask(pfb, 0x100c14, 0x00000000, 0x00010000);
+
         return 0;
 }
 
@@ -60,7 +97,7 @@ nvaa_ram_oclass = {
         .ofuncs = &(struct nouveau_ofuncs) {
                 .ctor = nvaa_ram_ctor,
                 .dtor = _nouveau_ram_dtor,
-                .init = _nouveau_ram_init,
+                .init = nvaa_ram_init,
                 .fini = _nouveau_ram_fini,
         },
 };
diff --git a/drivers/gpu/drm/nouveau/core/subdev/mc/nv4c.c b/drivers/gpu/drm/nouveau/core/subdev/mc/nv4c.c
index a75c35ccf25c..165401c4045c 100644
--- a/drivers/gpu/drm/nouveau/core/subdev/mc/nv4c.c
+++ b/drivers/gpu/drm/nouveau/core/subdev/mc/nv4c.c
@@ -24,13 +24,6 @@
 
 #include "nv04.h"
 
-static void
-nv4c_mc_msi_rearm(struct nouveau_mc *pmc)
-{
-        struct nv04_mc_priv *priv = (void *)pmc;
-        nv_wr08(priv, 0x088050, 0xff);
-}
-
 struct nouveau_oclass *
 nv4c_mc_oclass = &(struct nouveau_mc_oclass) {
         .base.handle = NV_SUBDEV(MC, 0x4c),
@@ -41,5 +34,4 @@ nv4c_mc_oclass = &(struct nouveau_mc_oclass) {
                 .fini = _nouveau_mc_fini,
         },
         .intr = nv04_mc_intr,
-        .msi_rearm = nv4c_mc_msi_rearm,
 }.base;
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c
index 21ec561edc99..bba2960d3dfb 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
@@ -1572,8 +1572,10 @@ nouveau_ttm_tt_unpopulate(struct ttm_tt *ttm)
          * so use the DMA API for them.
          */
         if (!nv_device_is_cpu_coherent(device) &&
-            ttm->caching_state == tt_uncached)
+            ttm->caching_state == tt_uncached) {
                 ttm_dma_unpopulate(ttm_dma, dev->dev);
+                return;
+        }
 
 #if __OS_HAS_AGP
         if (drm->agp.stat == ENABLED) {
diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c
index 42c34babc2e5..bf0f9e21d714 100644
--- a/drivers/gpu/drm/nouveau/nouveau_gem.c
+++ b/drivers/gpu/drm/nouveau/nouveau_gem.c
@@ -36,7 +36,14 @@ void
 nouveau_gem_object_del(struct drm_gem_object *gem)
 {
         struct nouveau_bo *nvbo = nouveau_gem_object(gem);
+        struct nouveau_drm *drm = nouveau_bdev(nvbo->bo.bdev);
         struct ttm_buffer_object *bo = &nvbo->bo;
+        struct device *dev = drm->dev->dev;
+        int ret;
+
+        ret = pm_runtime_get_sync(dev);
+        if (WARN_ON(ret < 0 && ret != -EACCES))
+                return;
 
         if (gem->import_attach)
                 drm_prime_gem_destroy(gem, nvbo->bo.sg);
@@ -46,6 +53,9 @@ nouveau_gem_object_del(struct drm_gem_object *gem)
         /* reset filp so nouveau_bo_del_ttm() can test for it */
         gem->filp = NULL;
         ttm_bo_unref(&bo);
+
+        pm_runtime_mark_last_busy(dev);
+        pm_runtime_put_autosuspend(dev);
 }
 
 int
@@ -53,7 +63,9 @@ nouveau_gem_object_open(struct drm_gem_object *gem, struct drm_file *file_priv)
 {
         struct nouveau_cli *cli = nouveau_cli(file_priv);
         struct nouveau_bo *nvbo = nouveau_gem_object(gem);
+        struct nouveau_drm *drm = nouveau_bdev(nvbo->bo.bdev);
         struct nouveau_vma *vma;
+        struct device *dev = drm->dev->dev;
         int ret;
 
         if (!cli->vm)
@@ -71,11 +83,16 @@ nouveau_gem_object_open(struct drm_gem_object *gem, struct drm_file *file_priv)
                         goto out;
                 }
 
+                ret = pm_runtime_get_sync(dev);
+                if (ret < 0 && ret != -EACCES)
+                        goto out;
+
                 ret = nouveau_bo_vma_add(nvbo, cli->vm, vma);
-                if (ret) {
+                if (ret)
                         kfree(vma);
-                        goto out;
-                }
+
+                pm_runtime_mark_last_busy(dev);
+                pm_runtime_put_autosuspend(dev);
         } else {
                 vma->refcount++;
         }
@@ -129,6 +146,8 @@ nouveau_gem_object_close(struct drm_gem_object *gem, struct drm_file *file_priv)
 {
         struct nouveau_cli *cli = nouveau_cli(file_priv);
         struct nouveau_bo *nvbo = nouveau_gem_object(gem);
+        struct nouveau_drm *drm = nouveau_bdev(nvbo->bo.bdev);
+        struct device *dev = drm->dev->dev;
         struct nouveau_vma *vma;
         int ret;
 
@@ -141,8 +160,14 @@ nouveau_gem_object_close(struct drm_gem_object *gem, struct drm_file *file_priv)
 
         vma = nouveau_bo_vma_find(nvbo, cli->vm);
         if (vma) {
-                if (--vma->refcount == 0)
-                        nouveau_gem_object_unmap(nvbo, vma);
+                if (--vma->refcount == 0) {
+                        ret = pm_runtime_get_sync(dev);
+                        if (!WARN_ON(ret < 0 && ret != -EACCES)) {
+                                nouveau_gem_object_unmap(nvbo, vma);
+                                pm_runtime_mark_last_busy(dev);
+                                pm_runtime_put_autosuspend(dev);
+                        }
+                }
         }
         ttm_bo_unreserve(&nvbo->bo);
 }
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c
index d59ec491dbb9..ed644a4f6f57 100644
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -1851,10 +1851,9 @@ static int radeon_atom_pick_pll(struct drm_crtc *crtc)
                                 return pll;
                 }
                 /* otherwise, pick one of the plls */
-                if ((rdev->family == CHIP_KAVERI) ||
-                    (rdev->family == CHIP_KABINI) ||
+                if ((rdev->family == CHIP_KABINI) ||
                     (rdev->family == CHIP_MULLINS)) {
-                        /* KB/KV/ML has PPLL1 and PPLL2 */
+                        /* KB/ML has PPLL1 and PPLL2 */
                         pll_in_use = radeon_get_pll_use_mask(crtc);
                         if (!(pll_in_use & (1 << ATOM_PPLL2)))
                                 return ATOM_PPLL2;
@@ -1863,7 +1862,7 @@ static int radeon_atom_pick_pll(struct drm_crtc *crtc)
                         DRM_ERROR("unable to allocate a PPLL\n");
                         return ATOM_PPLL_INVALID;
                 } else {
-                        /* CI has PPLL0, PPLL1, and PPLL2 */
+                        /* CI/KV has PPLL0, PPLL1, and PPLL2 */
                         pll_in_use = radeon_get_pll_use_mask(crtc);
                         if (!(pll_in_use & (1 << ATOM_PPLL2)))
                                 return ATOM_PPLL2;
@@ -2155,6 +2154,7 @@ static void atombios_crtc_disable(struct drm_crtc *crtc)
         case ATOM_PPLL0:
                 /* disable the ppll */
                 if ((rdev->family == CHIP_ARUBA) ||
+                    (rdev->family == CHIP_KAVERI) ||
                     (rdev->family == CHIP_BONAIRE) ||
                     (rdev->family == CHIP_HAWAII))
                         atombios_crtc_program_pll(crtc, radeon_crtc->crtc_id, radeon_crtc->pll_id,
diff --git a/drivers/gpu/drm/radeon/atombios_dp.c b/drivers/gpu/drm/radeon/atombios_dp.c
index 11ba9d21b89b..db42a670f995 100644
--- a/drivers/gpu/drm/radeon/atombios_dp.c
+++ b/drivers/gpu/drm/radeon/atombios_dp.c
@@ -492,6 +492,10 @@ int radeon_dp_mode_valid_helper(struct drm_connector *connector,
         struct radeon_connector_atom_dig *dig_connector;
         int dp_clock;
 
+        if ((mode->clock > 340000) &&
+            (!radeon_connector_is_dp12_capable(connector)))
+                return MODE_CLOCK_HIGH;
+
         if (!radeon_connector->con_priv)
                 return MODE_CLOCK_HIGH;
         dig_connector = radeon_connector->con_priv;
diff --git a/drivers/gpu/drm/radeon/cikd.h b/drivers/gpu/drm/radeon/cikd.h
index ba85986febea..03003f8a6de6 100644
--- a/drivers/gpu/drm/radeon/cikd.h
+++ b/drivers/gpu/drm/radeon/cikd.h
@@ -2156,4 +2156,6 @@
 #define ATC_VM_APERTURE1_HIGH_ADDR                              0x330Cu
 #define ATC_VM_APERTURE1_LOW_ADDR                               0x3304u
 
+#define IH_VMID_0_LUT                                           0x3D40u
+
 #endif
diff --git a/drivers/gpu/drm/radeon/dce3_1_afmt.c b/drivers/gpu/drm/radeon/dce3_1_afmt.c
index 2fe8cfc966d9..bafdf92a5732 100644
--- a/drivers/gpu/drm/radeon/dce3_1_afmt.c
+++ b/drivers/gpu/drm/radeon/dce3_1_afmt.c
@@ -103,7 +103,7 @@ static void dce3_2_afmt_write_sad_regs(struct drm_encoder *encoder)
         }
 
         sad_count = drm_edid_to_sad(radeon_connector->edid, &sads);
-        if (sad_count < 0) {
+        if (sad_count <= 0) {
                 DRM_ERROR("Couldn't read SADs: %d\n", sad_count);
                 return;
         }
diff --git a/drivers/gpu/drm/radeon/kv_dpm.c b/drivers/gpu/drm/radeon/kv_dpm.c
index 9b42001295ba..e3e9c10cfba9 100644
--- a/drivers/gpu/drm/radeon/kv_dpm.c
+++ b/drivers/gpu/drm/radeon/kv_dpm.c
@@ -2745,13 +2745,11 @@ int kv_dpm_init(struct radeon_device *rdev)
         pi->enable_auto_thermal_throttling = true;
         pi->disable_nb_ps3_in_battery = false;
         if (radeon_bapm == -1) {
-                /* There are stability issues reported on with
-                 * bapm enabled on an asrock system.
-                 */
-                if (rdev->pdev->subsystem_vendor == 0x1849)
-                        pi->bapm_enable = false;
-                else
+                /* only enable bapm on KB, ML by default */
+                if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS)
                         pi->bapm_enable = true;
+                else
+                        pi->bapm_enable = false;
         } else if (radeon_bapm == 0) {
                 pi->bapm_enable = false;
         } else {
diff --git a/drivers/gpu/drm/radeon/radeon_kfd.c b/drivers/gpu/drm/radeon/radeon_kfd.c
index 242fd8b1b221..8bf87f1203cc 100644
--- a/drivers/gpu/drm/radeon/radeon_kfd.c
+++ b/drivers/gpu/drm/radeon/radeon_kfd.c
@@ -72,7 +72,7 @@ static int kgd_init_pipeline(struct kgd_dev *kgd, uint32_t pipe_id,
 static int kgd_hqd_load(struct kgd_dev *kgd, void *mqd, uint32_t pipe_id,
                         uint32_t queue_id, uint32_t __user *wptr);
 
-static bool kgd_hqd_is_occupies(struct kgd_dev *kgd, uint64_t queue_address,
+static bool kgd_hqd_is_occupied(struct kgd_dev *kgd, uint64_t queue_address,
                                 uint32_t pipe_id, uint32_t queue_id);
 
 static int kgd_hqd_destroy(struct kgd_dev *kgd, uint32_t reset_type,
@@ -92,7 +92,7 @@ static const struct kfd2kgd_calls kfd2kgd = {
         .init_memory = kgd_init_memory,
         .init_pipeline = kgd_init_pipeline,
         .hqd_load = kgd_hqd_load,
-        .hqd_is_occupies = kgd_hqd_is_occupies,
+        .hqd_is_occupied = kgd_hqd_is_occupied,
         .hqd_destroy = kgd_hqd_destroy,
         .get_fw_version = get_fw_version
 };
@@ -101,6 +101,7 @@ static const struct kgd2kfd_calls *kgd2kfd;
 
 bool radeon_kfd_init(void)
 {
+#if defined(CONFIG_HSA_AMD_MODULE)
         bool (*kgd2kfd_init_p)(unsigned, const struct kfd2kgd_calls*,
                                 const struct kgd2kfd_calls**);
 
@@ -117,6 +118,17 @@ bool radeon_kfd_init(void)
         }
 
         return true;
+#elif defined(CONFIG_HSA_AMD)
+        if (!kgd2kfd_init(KFD_INTERFACE_VERSION, &kfd2kgd, &kgd2kfd)) {
+                kgd2kfd = NULL;
+
+                return false;
+        }
+
+        return true;
+#else
+        return false;
+#endif
 }
 
 void radeon_kfd_fini(void)
@@ -378,6 +390,10 @@ static int kgd_set_pasid_vmid_mapping(struct kgd_dev *kgd, unsigned int pasid,
                 cpu_relax();
         write_register(kgd, ATC_VMID_PASID_MAPPING_UPDATE_STATUS, 1U << vmid);
 
+        /* Mapping vmid to pasid also for IH block */
+        write_register(kgd, IH_VMID_0_LUT + vmid * sizeof(uint32_t),
+                        pasid_mapping);
+
         return 0;
 }
 
@@ -517,7 +533,7 @@ static int kgd_hqd_load(struct kgd_dev *kgd, void *mqd, uint32_t pipe_id,
         return 0;
 }
 
-static bool kgd_hqd_is_occupies(struct kgd_dev *kgd, uint64_t queue_address,
+static bool kgd_hqd_is_occupied(struct kgd_dev *kgd, uint64_t queue_address,
                                 uint32_t pipe_id, uint32_t queue_id)
 {
         uint32_t act;
@@ -556,6 +572,7 @@ static int kgd_hqd_destroy(struct kgd_dev *kgd, uint32_t reset_type,
                 if (timeout == 0) {
                         pr_err("kfd: cp queue preemption time out (%dms)\n",
                                 temp);
+                        release_queue(kgd);
                         return -ETIME;
                 }
                 msleep(20);
diff --git a/drivers/gpu/drm/radeon/radeon_state.c b/drivers/gpu/drm/radeon/radeon_state.c
index 535403e0c8a2..15aee723db77 100644
--- a/drivers/gpu/drm/radeon/radeon_state.c
+++ b/drivers/gpu/drm/radeon/radeon_state.c
@@ -1703,7 +1703,7 @@ static int radeon_cp_dispatch_texture(struct drm_device * dev,
         u32 format;
         u32 *buffer;
         const u8 __user *data;
-        int size, dwords, tex_width, blit_width, spitch;
+        unsigned int size, dwords, tex_width, blit_width, spitch;
         u32 height;
         int i;
         u32 texpitch, microtile;
diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig
index 230b6f887cd8..dfdc26970022 100644
--- a/drivers/hid/Kconfig
+++ b/drivers/hid/Kconfig
@@ -27,7 +27,8 @@ if HID
 
 config HID_BATTERY_STRENGTH
         bool "Battery level reporting for HID devices"
-        depends on HID && POWER_SUPPLY && HID = POWER_SUPPLY
+        depends on HID
+        select POWER_SUPPLY
         default n
         ---help---
         This option adds support of reporting battery strength (for HID devices
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index c3d0ac1a0988..8b638792cb43 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -1805,6 +1805,7 @@ static const struct hid_device_id hid_have_special_driver[] = {
         { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_ERGO_525V) },
         { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_I405X) },
         { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X) },
+        { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X_2) },
         { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_M610X) },
         { HID_USB_DEVICE(USB_VENDOR_ID_LABTEC, USB_DEVICE_ID_LABTEC_WIRELESS_KEYBOARD) },
         { HID_USB_DEVICE(USB_VENDOR_ID_LCPOWER, USB_DEVICE_ID_LCPOWER_LC1000 ) },
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 7460f3402298..9243359c1821 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -526,6 +526,7 @@
 #define USB_DEVICE_ID_KYE_GPEN_560      0x5003
 #define USB_DEVICE_ID_KYE_EASYPEN_I405X 0x5010
 #define USB_DEVICE_ID_KYE_MOUSEPEN_I608X        0x5011
+#define USB_DEVICE_ID_KYE_MOUSEPEN_I608X_2      0x501a
 #define USB_DEVICE_ID_KYE_EASYPEN_M610X 0x5013
 
 #define USB_VENDOR_ID_LABTEC            0x1020
diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
index e0a0f06ac5ef..9505605b6e22 100644
--- a/drivers/hid/hid-input.c
+++ b/drivers/hid/hid-input.c
@@ -312,6 +312,9 @@ static const struct hid_device_id hid_battery_quirks[] = {
                                USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ANSI),
           HID_BATTERY_QUIRK_PERCENT | HID_BATTERY_QUIRK_FEATURE },
         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE,
+                               USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ISO),
+          HID_BATTERY_QUIRK_PERCENT | HID_BATTERY_QUIRK_FEATURE },
+        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE,
                 USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI),
           HID_BATTERY_QUIRK_PERCENT | HID_BATTERY_QUIRK_FEATURE },
         {}
diff --git a/drivers/hid/hid-kye.c b/drivers/hid/hid-kye.c
index b92bf01a1ae8..158fcf577fae 100644
--- a/drivers/hid/hid-kye.c
+++ b/drivers/hid/hid-kye.c
@@ -323,6 +323,7 @@ static __u8 *kye_report_fixup(struct hid_device *hdev, __u8 *rdesc,
                 }
                 break;
         case USB_DEVICE_ID_KYE_MOUSEPEN_I608X:
+        case USB_DEVICE_ID_KYE_MOUSEPEN_I608X_2:
                 if (*rsize == MOUSEPEN_I608X_RDESC_ORIG_SIZE) {
                         rdesc = mousepen_i608x_rdesc_fixed;
                         *rsize = sizeof(mousepen_i608x_rdesc_fixed);
@@ -415,6 +416,7 @@ static int kye_probe(struct hid_device *hdev, const struct hid_device_id *id)
         switch (id->product) {
         case USB_DEVICE_ID_KYE_EASYPEN_I405X:
         case USB_DEVICE_ID_KYE_MOUSEPEN_I608X:
+        case USB_DEVICE_ID_KYE_MOUSEPEN_I608X_2:
         case USB_DEVICE_ID_KYE_EASYPEN_M610X:
                 ret = kye_tablet_enable(hdev);
                 if (ret) {
@@ -446,6 +448,8 @@ static const struct hid_device_id kye_devices[] = {
         { HID_USB_DEVICE(USB_VENDOR_ID_KYE,
                                 USB_DEVICE_ID_KYE_MOUSEPEN_I608X) },
         { HID_USB_DEVICE(USB_VENDOR_ID_KYE,
+                                USB_DEVICE_ID_KYE_MOUSEPEN_I608X_2) },
+        { HID_USB_DEVICE(USB_VENDOR_ID_KYE,
                                 USB_DEVICE_ID_KYE_EASYPEN_M610X) },
         { HID_USB_DEVICE(USB_VENDOR_ID_KYE,
                                 USB_DEVICE_ID_GENIUS_GILA_GAMING_MOUSE) },
diff --git a/drivers/hid/hid-logitech-dj.c b/drivers/hid/hid-logitech-dj.c
index c917ab61aafa..5bc6d80d5be7 100644
--- a/drivers/hid/hid-logitech-dj.c
+++ b/drivers/hid/hid-logitech-dj.c
@@ -962,10 +962,24 @@ static int logi_dj_raw_event(struct hid_device *hdev,
 
         switch (data[0]) {
         case REPORT_ID_DJ_SHORT:
+                if (size != DJREPORT_SHORT_LENGTH) {
+                        dev_err(&hdev->dev, "DJ report of bad size (%d)", size);
+                        return false;
+                }
                 return logi_dj_dj_event(hdev, report, data, size);
         case REPORT_ID_HIDPP_SHORT:
-                /* intentional fallthrough */
+                if (size != HIDPP_REPORT_SHORT_LENGTH) {
+                        dev_err(&hdev->dev,
+                                "Short HID++ report of bad size (%d)", size);
+                        return false;
+                }
+                return logi_dj_hidpp_event(hdev, report, data, size);
         case REPORT_ID_HIDPP_LONG:
+                if (size != HIDPP_REPORT_LONG_LENGTH) {
+                        dev_err(&hdev->dev,
+                                "Long HID++ report of bad size (%d)", size);
+                        return false;
+                }
                 return logi_dj_hidpp_event(hdev, report, data, size);
         }
 
diff --git a/drivers/hid/hid-logitech-hidpp.c b/drivers/hid/hid-logitech-hidpp.c
index 2f420c0b6609..a93cefe0e522 100644
--- a/drivers/hid/hid-logitech-hidpp.c
+++ b/drivers/hid/hid-logitech-hidpp.c
@@ -282,6 +282,33 @@ static inline bool hidpp_report_is_connect_event(struct hidpp_report *report)
                 (report->rap.sub_id == 0x41);
 }
 
+/**
+ * hidpp_prefix_name() prefixes the current given name with "Logitech ".
+ */
+static void hidpp_prefix_name(char **name, int name_length)
+{
+#define PREFIX_LENGTH 9 /* "Logitech " */
+
+        int new_length;
+        char *new_name;
+
+        if (name_length > PREFIX_LENGTH &&
+            strncmp(*name, "Logitech ", PREFIX_LENGTH) == 0)
+                /* The prefix has is already in the name */
+                return;
+
+        new_length = PREFIX_LENGTH + name_length;
+        new_name = kzalloc(new_length, GFP_KERNEL);
+        if (!new_name)
+                return;
+
+        snprintf(new_name, new_length, "Logitech %s", *name);
+
+        kfree(*name);
+
+        *name = new_name;
+}
+
 /* -------------------------------------------------------------------------- */
 /* HIDP++ 1.0 commands                                                        */
 /* -------------------------------------------------------------------------- */
@@ -321,6 +348,10 @@ static char *hidpp_get_unifying_name(struct hidpp_device *hidpp_dev)
                 return NULL;
 
         memcpy(name, &response.rap.params[2], len);
+
+        /* include the terminating '\0' */
+        hidpp_prefix_name(&name, len + 1);
+
         return name;
 }
 
@@ -498,6 +529,9 @@ static char *hidpp_get_device_name(struct hidpp_device *hidpp)
                 index += ret;
         }
 
+        /* include the terminating '\0' */
+        hidpp_prefix_name(&name, __name_length + 1);
+
         return name;
 }
 
@@ -794,18 +828,25 @@ static int wtp_raw_event(struct hid_device *hdev, u8 *data, int size)
 
         switch (data[0]) {
         case 0x02:
+                if (size < 2) {
+                        hid_err(hdev, "Received HID report of bad size (%d)",
+                                size);
+                        return 1;
+                }
                 if (hidpp->quirks & HIDPP_QUIRK_WTP_PHYSICAL_BUTTONS) {
                         input_event(wd->input, EV_KEY, BTN_LEFT,
                                         !!(data[1] & 0x01));
                         input_event(wd->input, EV_KEY, BTN_RIGHT,
                                         !!(data[1] & 0x02));
                         input_sync(wd->input);
+                        return 0;
                 } else {
                         if (size < 21)
                                 return 1;
                         return wtp_mouse_raw_xy_event(hidpp, &data[7]);
                 }
         case REPORT_ID_HIDPP_LONG:
+                /* size is already checked in hidpp_raw_event. */
                 if ((report->fap.feature_index != wd->mt_feature_index) ||
                     (report->fap.funcindex_clientid != EVENT_TOUCHPAD_RAW_XY))
                         return 1;
diff --git a/drivers/hid/hid-roccat-pyra.c b/drivers/hid/hid-roccat-pyra.c
index 1a07e07d99a0..47d7e74231e5 100644
--- a/drivers/hid/hid-roccat-pyra.c
+++ b/drivers/hid/hid-roccat-pyra.c
@@ -35,6 +35,8 @@ static struct class *pyra_class;
 static void profile_activated(struct pyra_device *pyra,
                 unsigned int new_profile)
 {
+        if (new_profile >= ARRAY_SIZE(pyra->profile_settings))
+                return;
         pyra->actual_profile = new_profile;
         pyra->actual_cpi = pyra->profile_settings[pyra->actual_profile].y_cpi;
 }
@@ -257,9 +259,11 @@ static ssize_t pyra_sysfs_write_settings(struct file *fp,
         if (off != 0 || count != PYRA_SIZE_SETTINGS)
                 return -EINVAL;
 
-        mutex_lock(&pyra->pyra_lock);
-
         settings = (struct pyra_settings const *)buf;
+        if (settings->startup_profile >= ARRAY_SIZE(pyra->profile_settings))
+                return -EINVAL;
+
+        mutex_lock(&pyra->pyra_lock);
 
         retval = pyra_set_settings(usb_dev, settings);
         if (retval) {
diff --git a/drivers/hid/i2c-hid/i2c-hid.c b/drivers/hid/i2c-hid/i2c-hid.c
index d32037cbf9db..d43e967e7533 100644
--- a/drivers/hid/i2c-hid/i2c-hid.c
+++ b/drivers/hid/i2c-hid/i2c-hid.c
@@ -706,12 +706,7 @@ static int i2c_hid_start(struct hid_device *hid)
 
 static void i2c_hid_stop(struct hid_device *hid)
 {
-        struct i2c_client *client = hid->driver_data;
-        struct i2c_hid *ihid = i2c_get_clientdata(client);
-
         hid->claimed = 0;
-
-        i2c_hid_free_buffers(ihid);
 }
 
 static int i2c_hid_open(struct hid_device *hid)
diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c
index dc89be90b35e..b27b3d33ebab 100644
--- a/drivers/hid/usbhid/hid-quirks.c
+++ b/drivers/hid/usbhid/hid-quirks.c
@@ -124,6 +124,7 @@ static const struct hid_blacklist {
         { USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS, HID_QUIRK_MULTI_INPUT },
         { USB_VENDOR_ID_SIGMA_MICRO, USB_DEVICE_ID_SIGMA_MICRO_KEYBOARD, HID_QUIRK_NO_INIT_REPORTS },
         { USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X, HID_QUIRK_MULTI_INPUT },
+        { USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X_2, HID_QUIRK_MULTI_INPUT },
         { USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_M610X, HID_QUIRK_MULTI_INPUT },
         { USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_DUOSENSE, HID_QUIRK_NO_INIT_REPORTS },
         { USB_VENDOR_ID_SEMICO, USB_DEVICE_ID_SEMICO_USB_KEYKOARD, HID_QUIRK_NO_INIT_REPORTS },
diff --git a/drivers/iio/adc/ad799x.c b/drivers/iio/adc/ad799x.c
index e37412da15f5..b99de00e57b8 100644
--- a/drivers/iio/adc/ad799x.c
+++ b/drivers/iio/adc/ad799x.c
@@ -143,9 +143,15 @@ static int ad799x_write_config(struct ad799x_state *st, u16 val)
         case ad7998:
                 return i2c_smbus_write_word_swapped(st->client, AD7998_CONF_REG,
                         val);
-        default:
+        case ad7992:
+        case ad7993:
+        case ad7994:
                 return i2c_smbus_write_byte_data(st->client, AD7998_CONF_REG,
                         val);
+        default:
+                /* Will be written when doing a conversion */
+                st->config = val;
+                return 0;
         }
 }
 
@@ -155,8 +161,13 @@ static int ad799x_read_config(struct ad799x_state *st)
         case ad7997:
         case ad7998:
                 return i2c_smbus_read_word_swapped(st->client, AD7998_CONF_REG);
-        default:
+        case ad7992:
+        case ad7993:
+        case ad7994:
                 return i2c_smbus_read_byte_data(st->client, AD7998_CONF_REG);
+        default:
+                /* No readback support */
+                return st->config;
         }
 }
 
diff --git a/drivers/iio/inkern.c b/drivers/iio/inkern.c
index 866fe904cba2..90c8cb727cc7 100644
--- a/drivers/iio/inkern.c
+++ b/drivers/iio/inkern.c
@@ -449,6 +449,9 @@ static int iio_channel_read(struct iio_channel *chan, int *val, int *val2,
         if (val2 == NULL)
                 val2 = &unused;
 
+        if(!iio_channel_has_info(chan->channel, info))
+                return -EINVAL;
+
         if (chan->indio_dev->info->read_raw_multi) {
                 ret = chan->indio_dev->info->read_raw_multi(chan->indio_dev,
                                         chan->channel, INDIO_MAX_RAW_ELEMENTS,
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index 1232336b960e..40dfbc0444c0 100644
--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -4029,14 +4029,6 @@ static int device_notifier(struct notifier_block *nb,
         if (action != BUS_NOTIFY_REMOVED_DEVICE)
                 return 0;
 
-        /*
-         * If the device is still attached to a device driver we can't
-         * tear down the domain yet as DMA mappings may still be in use.
-         * Wait for the BUS_NOTIFY_UNBOUND_DRIVER event to do that.
-         */
-        if (action == BUS_NOTIFY_DEL_DEVICE && dev->driver != NULL)
-                return 0;
-
         domain = find_domain(dev);
         if (!domain)
                 return 0;
@@ -4428,6 +4420,10 @@ static int intel_iommu_attach_device(struct iommu_domain *domain,
                                 domain_remove_one_dev_info(old_domain, dev);
                         else
                                 domain_remove_dev_info(old_domain);
+
+                        if (!domain_type_is_vm_or_si(old_domain) &&
+                             list_empty(&old_domain->devices))
+                                domain_exit(old_domain);
                 }
         }
 
diff --git a/drivers/iommu/ipmmu-vmsa.c b/drivers/iommu/ipmmu-vmsa.c
index 68dfb0fd5ee9..748693192c20 100644
--- a/drivers/iommu/ipmmu-vmsa.c
+++ b/drivers/iommu/ipmmu-vmsa.c
@@ -558,7 +558,7 @@ static pmd_t *ipmmu_alloc_pmd(struct ipmmu_vmsa_device *mmu, pgd_t *pgd,
 
 static u64 ipmmu_page_prot(unsigned int prot, u64 type)
 {
-        u64 pgprot = ARM_VMSA_PTE_XN | ARM_VMSA_PTE_nG | ARM_VMSA_PTE_AF
+        u64 pgprot = ARM_VMSA_PTE_nG | ARM_VMSA_PTE_AF
                    | ARM_VMSA_PTE_SH_IS | ARM_VMSA_PTE_AP_UNPRIV
                    | ARM_VMSA_PTE_NS | type;
 
@@ -568,8 +568,8 @@ static u64 ipmmu_page_prot(unsigned int prot, u64 type)
         if (prot & IOMMU_CACHE)
                 pgprot |= IMMAIR_ATTR_IDX_WBRWA << ARM_VMSA_PTE_ATTRINDX_SHIFT;
 
-        if (prot & IOMMU_EXEC)
-                pgprot &= ~ARM_VMSA_PTE_XN;
+        if (prot & IOMMU_NOEXEC)
+                pgprot |= ARM_VMSA_PTE_XN;
         else if (!(prot & (IOMMU_READ | IOMMU_WRITE)))
                 /* If no access create a faulting entry to avoid TLB fills. */
                 pgprot &= ~ARM_VMSA_PTE_PAGE;
diff --git a/drivers/iommu/rockchip-iommu.c b/drivers/iommu/rockchip-iommu.c
index b2023af384b9..6a8b1ec4a48a 100644
--- a/drivers/iommu/rockchip-iommu.c
+++ b/drivers/iommu/rockchip-iommu.c
@@ -1009,7 +1009,6 @@ static struct platform_driver rk_iommu_driver = {
         .remove = rk_iommu_remove,
         .driver = {
                    .name = "rk_iommu",
-                   .owner = THIS_MODULE,
                    .of_match_table = of_match_ptr(rk_iommu_dt_ids),
         },
 };
diff --git a/drivers/isdn/hardware/eicon/message.c b/drivers/isdn/hardware/eicon/message.c
index a82e542ffc21..0b380603a578 100644
--- a/drivers/isdn/hardware/eicon/message.c
+++ b/drivers/isdn/hardware/eicon/message.c
@@ -4880,7 +4880,7 @@ static void sig_ind(PLCI *plci)
         byte SS_Ind[] = "\x05\x02\x00\x02\x00\x00"; /* Hold_Ind struct*/
         byte CF_Ind[] = "\x09\x02\x00\x06\x00\x00\x00\x00\x00\x00";
         byte Interr_Err_Ind[] = "\x0a\x02\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00";
-        byte CONF_Ind[] = "\x09\x16\x00\x06\x00\x00\0x00\0x00\0x00\0x00";
+        byte CONF_Ind[] = "\x09\x16\x00\x06\x00\x00\x00\x00\x00\x00";
         byte force_mt_info = false;
         byte dir;
         dword d;
diff --git a/drivers/leds/leds-netxbig.c b/drivers/leds/leds-netxbig.c
index 26515c27ea8c..25e419752a7b 100644
--- a/drivers/leds/leds-netxbig.c
+++ b/drivers/leds/leds-netxbig.c
@@ -330,18 +330,18 @@ create_netxbig_led(struct platform_device *pdev,
         led_dat->sata = 0;
         led_dat->cdev.brightness = LED_OFF;
         led_dat->cdev.flags |= LED_CORE_SUSPENDRESUME;
-        /*
-         * If available, expose the SATA activity blink capability through
-         * a "sata" sysfs attribute.
-         */
-        if (led_dat->mode_val[NETXBIG_LED_SATA] != NETXBIG_LED_INVALID_MODE)
-                led_dat->cdev.groups = netxbig_led_groups;
         led_dat->mode_addr = template->mode_addr;
         led_dat->mode_val = template->mode_val;
         led_dat->bright_addr = template->bright_addr;
         led_dat->bright_max = (1 << pdata->gpio_ext->num_data) - 1;
         led_dat->timer = pdata->timer;
         led_dat->num_timer = pdata->num_timer;
+        /*
+         * If available, expose the SATA activity blink capability through
+         * a "sata" sysfs attribute.
+         */
+        if (led_dat->mode_val[NETXBIG_LED_SATA] != NETXBIG_LED_INVALID_MODE)
+                led_dat->cdev.groups = netxbig_led_groups;
 
         return led_classdev_register(&pdev->dev, &led_dat->cdev);
 }
diff --git a/drivers/mcb/mcb-internal.h b/drivers/mcb/mcb-internal.h
index f956ef26c0ce..fb7493dcfb79 100644
--- a/drivers/mcb/mcb-internal.h
+++ b/drivers/mcb/mcb-internal.h
@@ -7,6 +7,7 @@
 #define PCI_DEVICE_ID_MEN_CHAMELEON     0x4d45
 #define CHAMELEON_FILENAME_LEN          12
 #define CHAMELEONV2_MAGIC               0xabce
+#define CHAM_HEADER_SIZE                0x200
 
 enum chameleon_descriptor_type {
         CHAMELEON_DTYPE_GENERAL = 0x0,
diff --git a/drivers/mcb/mcb-pci.c b/drivers/mcb/mcb-pci.c
index b59181965643..5e1bd5db02c8 100644
--- a/drivers/mcb/mcb-pci.c
+++ b/drivers/mcb/mcb-pci.c
@@ -17,6 +17,7 @@
 
 struct priv {
         struct mcb_bus *bus;
+        phys_addr_t mapbase;
         void __iomem *base;
 };
 
@@ -31,8 +32,8 @@ static int mcb_pci_get_irq(struct mcb_device *mdev)
 
 static int mcb_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 {
+        struct resource *res;
         struct priv *priv;
-        phys_addr_t mapbase;
         int ret;
         int num_cells;
         unsigned long flags;
@@ -47,19 +48,21 @@ static int mcb_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
                 return -ENODEV;
         }
 
-        mapbase = pci_resource_start(pdev, 0);
-        if (!mapbase) {
+        priv->mapbase = pci_resource_start(pdev, 0);
+        if (!priv->mapbase) {
                 dev_err(&pdev->dev, "No PCI resource\n");
                 goto err_start;
         }
 
-        ret = pci_request_region(pdev, 0, KBUILD_MODNAME);
-        if (ret) {
-                dev_err(&pdev->dev, "Failed to request PCI BARs\n");
+        res = request_mem_region(priv->mapbase, CHAM_HEADER_SIZE,
+                                 KBUILD_MODNAME);
+        if (IS_ERR(res)) {
+                dev_err(&pdev->dev, "Failed to request PCI memory\n");
+                ret = PTR_ERR(res);
                 goto err_start;
         }
 
-        priv->base = pci_iomap(pdev, 0, 0);
+        priv->base = ioremap(priv->mapbase, CHAM_HEADER_SIZE);
         if (!priv->base) {
                 dev_err(&pdev->dev, "Cannot ioremap\n");
                 ret = -ENOMEM;
@@ -84,7 +87,7 @@ static int mcb_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 
         priv->bus->get_irq = mcb_pci_get_irq;
 
-        ret = chameleon_parse_cells(priv->bus, mapbase, priv->base);
+        ret = chameleon_parse_cells(priv->bus, priv->mapbase, priv->base);
         if (ret < 0)
                 goto err_drvdata;
         num_cells = ret;
@@ -93,8 +96,10 @@ static int mcb_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 
         mcb_bus_add_devices(priv->bus);
 
+        return 0;
+
 err_drvdata:
-        pci_iounmap(pdev, priv->base);
+        iounmap(priv->base);
 err_ioremap:
         pci_release_region(pdev, 0);
 err_start:
@@ -107,6 +112,10 @@ static void mcb_pci_remove(struct pci_dev *pdev)
         struct priv *priv = pci_get_drvdata(pdev);
 
         mcb_release_bus(priv->bus);
+
+        iounmap(priv->base);
+        release_region(priv->mapbase, CHAM_HEADER_SIZE);
+        pci_disable_device(pdev);
 }
 
 static const struct pci_device_id mcb_pci_tbl[] = {
diff --git a/drivers/misc/cxl/context.c b/drivers/misc/cxl/context.c
index 51fd6b524371..d1b55fe62817 100644
--- a/drivers/misc/cxl/context.c
+++ b/drivers/misc/cxl/context.c
@@ -100,6 +100,46 @@ int cxl_context_init(struct cxl_context *ctx, struct cxl_afu *afu, bool master,
         return 0;
 }
 
+static int cxl_mmap_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
+{
+        struct cxl_context *ctx = vma->vm_file->private_data;
+        unsigned long address = (unsigned long)vmf->virtual_address;
+        u64 area, offset;
+
+        offset = vmf->pgoff << PAGE_SHIFT;
+
+        pr_devel("%s: pe: %i address: 0x%lx offset: 0x%llx\n",
+                        __func__, ctx->pe, address, offset);
+
+        if (ctx->afu->current_mode == CXL_MODE_DEDICATED) {
+                area = ctx->afu->psn_phys;
+                if (offset > ctx->afu->adapter->ps_size)
+                        return VM_FAULT_SIGBUS;
+        } else {
+                area = ctx->psn_phys;
+                if (offset > ctx->psn_size)
+                        return VM_FAULT_SIGBUS;
+        }
+
+        mutex_lock(&ctx->status_mutex);
+
+        if (ctx->status != STARTED) {
+                mutex_unlock(&ctx->status_mutex);
+                pr_devel("%s: Context not started, failing problem state access\n", __func__);
+                return VM_FAULT_SIGBUS;
+        }
+
+        vm_insert_pfn(vma, address, (area + offset) >> PAGE_SHIFT);
+
+        mutex_unlock(&ctx->status_mutex);
+
+        return VM_FAULT_NOPAGE;
+}
+
+static const struct vm_operations_struct cxl_mmap_vmops = {
+        .fault = cxl_mmap_fault,
+};
+
 /*
  * Map a per-context mmio space into the given vma.
  */
@@ -108,26 +148,25 @@ int cxl_context_iomap(struct cxl_context *ctx, struct vm_area_struct *vma)
         u64 len = vma->vm_end - vma->vm_start;
         len = min(len, ctx->psn_size);
 
-        if (ctx->afu->current_mode == CXL_MODE_DEDICATED) {
-                vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
-                return vm_iomap_memory(vma, ctx->afu->psn_phys, ctx->afu->adapter->ps_size);
-        }
+        if (ctx->afu->current_mode != CXL_MODE_DEDICATED) {
+                /* make sure there is a valid per process space for this AFU */
+                if ((ctx->master && !ctx->afu->psa) || (!ctx->afu->pp_psa)) {
+                        pr_devel("AFU doesn't support mmio space\n");
+                        return -EINVAL;
+                }
 
-        /* make sure there is a valid per process space for this AFU */
-        if ((ctx->master && !ctx->afu->psa) || (!ctx->afu->pp_psa)) {
-                pr_devel("AFU doesn't support mmio space\n");
-                return -EINVAL;
+                /* Can't mmap until the AFU is enabled */
+                if (!ctx->afu->enabled)
+                        return -EBUSY;
         }
 
-        /* Can't mmap until the AFU is enabled */
-        if (!ctx->afu->enabled)
-                return -EBUSY;
-
         pr_devel("%s: mmio physical: %llx pe: %i master:%i\n", __func__,
                  ctx->psn_phys, ctx->pe , ctx->master);
 
+        vma->vm_flags |= VM_IO | VM_PFNMAP;
         vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
-        return vm_iomap_memory(vma, ctx->psn_phys, len);
+        vma->vm_ops = &cxl_mmap_vmops;
+        return 0;
 }
 
 /*
@@ -150,12 +189,6 @@ static void __detach_context(struct cxl_context *ctx)
         afu_release_irqs(ctx);
         flush_work(&ctx->fault_work); /* Only needed for dedicated process */
         wake_up_all(&ctx->wq);
-
-        /* Release Problem State Area mapping */
-        mutex_lock(&ctx->mapping_lock);
-        if (ctx->mapping)
-                unmap_mapping_range(ctx->mapping, 0, 0, 1);
-        mutex_unlock(&ctx->mapping_lock);
 }
 
 /*
@@ -184,6 +217,17 @@ void cxl_context_detach_all(struct cxl_afu *afu)
                  * created and torn down after the IDR removed
                  */
                 __detach_context(ctx);
+
+                /*
+                 * We are force detaching - remove any active PSA mappings so
+                 * userspace cannot interfere with the card if it comes back.
+                 * Easiest way to exercise this is to unbind and rebind the
+                 * driver via sysfs while it is in use.
+                 */
+                mutex_lock(&ctx->mapping_lock);
+                if (ctx->mapping)
+                        unmap_mapping_range(ctx->mapping, 0, 0, 1);
+                mutex_unlock(&ctx->mapping_lock);
         }
         mutex_unlock(&afu->contexts_lock);
 }
diff --git a/drivers/misc/cxl/file.c b/drivers/misc/cxl/file.c
index e9f2f10dbb37..b15d8113877c 100644
--- a/drivers/misc/cxl/file.c
+++ b/drivers/misc/cxl/file.c
@@ -140,18 +140,20 @@ static long afu_ioctl_start_work(struct cxl_context *ctx,
 
         pr_devel("%s: pe: %i\n", __func__, ctx->pe);
 
-        mutex_lock(&ctx->status_mutex);
-        if (ctx->status != OPENED) {
-                rc = -EIO;
-                goto out;
-        }
-
+        /* Do this outside the status_mutex to avoid a circular dependency with
+         * the locking in cxl_mmap_fault() */
         if (copy_from_user(&work, uwork,
                            sizeof(struct cxl_ioctl_start_work))) {
                 rc = -EFAULT;
                 goto out;
         }
 
+        mutex_lock(&ctx->status_mutex);
+        if (ctx->status != OPENED) {
+                rc = -EIO;
+                goto out;
+        }
+
         /*
          * if any of the reserved fields are set or any of the unused
          * flags are set it's invalid
diff --git a/drivers/misc/mei/hw-me.c b/drivers/misc/mei/hw-me.c
index ff2755062b44..06ff0a2ec960 100644
--- a/drivers/misc/mei/hw-me.c
+++ b/drivers/misc/mei/hw-me.c
@@ -234,6 +234,18 @@ static int mei_me_hw_reset(struct mei_device *dev, bool intr_enable)
         struct mei_me_hw *hw = to_me_hw(dev);
         u32 hcsr = mei_hcsr_read(hw);
 
+        /* H_RST may be found lit before reset is started,
+         * for example if preceding reset flow hasn't completed.
+         * In that case asserting H_RST will be ignored, therefore
+         * we need to clean H_RST bit to start a successful reset sequence.
+         */
+        if ((hcsr & H_RST) == H_RST) {
+                dev_warn(dev->dev, "H_RST is set = 0x%08X", hcsr);
+                hcsr &= ~H_RST;
+                mei_me_reg_write(hw, H_CSR, hcsr);
+                hcsr = mei_hcsr_read(hw);
+        }
+
         hcsr |= H_RST | H_IG | H_IS;
 
         if (intr_enable)
diff --git a/drivers/mmc/host/sdhci-acpi.c b/drivers/mmc/host/sdhci-acpi.c
index e3e56d35f0ee..970314e0aac8 100644
--- a/drivers/mmc/host/sdhci-acpi.c
+++ b/drivers/mmc/host/sdhci-acpi.c
@@ -247,6 +247,7 @@ static const struct sdhci_acpi_uid_slot sdhci_acpi_uids[] = {
         { "INT33BB"  , "3" , &sdhci_acpi_slot_int_sd },
         { "INT33C6"  , NULL, &sdhci_acpi_slot_int_sdio },
         { "INT3436"  , NULL, &sdhci_acpi_slot_int_sdio },
+        { "INT344D"  , NULL, &sdhci_acpi_slot_int_sdio },
         { "PNP0D40"  },
         { },
 };
@@ -257,6 +258,7 @@ static const struct acpi_device_id sdhci_acpi_ids[] = {
         { "INT33BB"  },
         { "INT33C6"  },
         { "INT3436"  },
+        { "INT344D"  },
         { "PNP0D40"  },
         { },
 };
diff --git a/drivers/mmc/host/sdhci-pci.c b/drivers/mmc/host/sdhci-pci.c
index 03427755b902..4f38554ce679 100644
--- a/drivers/mmc/host/sdhci-pci.c
+++ b/drivers/mmc/host/sdhci-pci.c
@@ -993,6 +993,31 @@ static const struct pci_device_id pci_ids[] = {
                 .subdevice      = PCI_ANY_ID,
                 .driver_data    = (kernel_ulong_t)&sdhci_intel_mrfl_mmc,
         },
+
+        {
+                .vendor         = PCI_VENDOR_ID_INTEL,
+                .device         = PCI_DEVICE_ID_INTEL_SPT_EMMC,
+                .subvendor      = PCI_ANY_ID,
+                .subdevice      = PCI_ANY_ID,
+                .driver_data    = (kernel_ulong_t)&sdhci_intel_byt_emmc,
+        },
+
+        {
+                .vendor         = PCI_VENDOR_ID_INTEL,
+                .device         = PCI_DEVICE_ID_INTEL_SPT_SDIO,
+                .subvendor      = PCI_ANY_ID,
+                .subdevice      = PCI_ANY_ID,
+                .driver_data    = (kernel_ulong_t)&sdhci_intel_byt_sdio,
+        },
+
+        {
+                .vendor         = PCI_VENDOR_ID_INTEL,
+                .device         = PCI_DEVICE_ID_INTEL_SPT_SD,
+                .subvendor      = PCI_ANY_ID,
+                .subdevice      = PCI_ANY_ID,
+                .driver_data    = (kernel_ulong_t)&sdhci_intel_byt_sd,
+        },
+
         {
                 .vendor         = PCI_VENDOR_ID_O2,
                 .device         = PCI_DEVICE_ID_O2_8120,
diff --git a/drivers/mmc/host/sdhci-pci.h b/drivers/mmc/host/sdhci-pci.h
index d57c3d169914..1ec684d06d54 100644
--- a/drivers/mmc/host/sdhci-pci.h
+++ b/drivers/mmc/host/sdhci-pci.h
@@ -21,6 +21,9 @@
 #define PCI_DEVICE_ID_INTEL_CLV_EMMC0   0x08e5
 #define PCI_DEVICE_ID_INTEL_CLV_EMMC1   0x08e6
 #define PCI_DEVICE_ID_INTEL_QRK_SD      0x08A7
+#define PCI_DEVICE_ID_INTEL_SPT_EMMC    0x9d2b
+#define PCI_DEVICE_ID_INTEL_SPT_SDIO    0x9d2c
+#define PCI_DEVICE_ID_INTEL_SPT_SD      0x9d2d
 
 /*
  * PCI registers
diff --git a/drivers/mmc/host/sdhci-pxav3.c b/drivers/mmc/host/sdhci-pxav3.c
index 45238871192d..ca3424e7ef71 100644
--- a/drivers/mmc/host/sdhci-pxav3.c
+++ b/drivers/mmc/host/sdhci-pxav3.c
@@ -300,13 +300,6 @@ static int sdhci_pxav3_probe(struct platform_device *pdev)
         if (IS_ERR(host))
                 return PTR_ERR(host);
 
-        if (of_device_is_compatible(np, "marvell,armada-380-sdhci")) {
-                ret = mv_conf_mbus_windows(pdev, mv_mbus_dram_info());
-                if (ret < 0)
-                        goto err_mbus_win;
-        }
-
-
         pltfm_host = sdhci_priv(host);
         pltfm_host->priv = pxa;
 
@@ -325,6 +318,12 @@ static int sdhci_pxav3_probe(struct platform_device *pdev)
         if (!IS_ERR(pxa->clk_core))
                 clk_prepare_enable(pxa->clk_core);
 
+        if (of_device_is_compatible(np, "marvell,armada-380-sdhci")) {
+                ret = mv_conf_mbus_windows(pdev, mv_mbus_dram_info());
+                if (ret < 0)
+                        goto err_mbus_win;
+        }
+
         /* enable 1/8V DDR capable */
         host->mmc->caps |= MMC_CAP_1_8V_DDR;
 
@@ -396,11 +395,11 @@ err_add_host:
         pm_runtime_disable(&pdev->dev);
 err_of_parse:
 err_cd_req:
+err_mbus_win:
         clk_disable_unprepare(pxa->clk_io);
         if (!IS_ERR(pxa->clk_core))
                 clk_disable_unprepare(pxa->clk_core);
 err_clk_get:
-err_mbus_win:
         sdhci_pltfm_free(pdev);
         return ret;
 }
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index cbb245b58538..f1a488ee432f 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -259,8 +259,6 @@ static void sdhci_reinit(struct sdhci_host *host)
 
                 del_timer_sync(&host->tuning_timer);
                 host->flags &= ~SDHCI_NEEDS_RETUNING;
-                host->mmc->max_blk_count =
-                        (host->quirks & SDHCI_QUIRK_NO_MULTIBLOCK) ? 1 : 65535;
         }
         sdhci_enable_card_detection(host);
 }
@@ -1273,6 +1271,12 @@ static void sdhci_set_power(struct sdhci_host *host, unsigned char mode,
                 spin_unlock_irq(&host->lock);
                 mmc_regulator_set_ocr(mmc, mmc->supply.vmmc, vdd);
                 spin_lock_irq(&host->lock);
+
+                if (mode != MMC_POWER_OFF)
+                        sdhci_writeb(host, SDHCI_POWER_ON, SDHCI_POWER_CONTROL);
+                else
+                        sdhci_writeb(host, 0, SDHCI_POWER_CONTROL);
+
                 return;
         }
 
@@ -1353,6 +1357,8 @@ static void sdhci_request(struct mmc_host *mmc, struct mmc_request *mrq)
 
         sdhci_runtime_pm_get(host);
 
+        present = mmc_gpio_get_cd(host->mmc);
+
         spin_lock_irqsave(&host->lock, flags);
 
         WARN_ON(host->mrq != NULL);
@@ -1381,7 +1387,6 @@ static void sdhci_request(struct mmc_host *mmc, struct mmc_request *mrq)
          *     zero: cd-gpio is used, and card is removed
          *     one: cd-gpio is used, and card is present
          */
-        present = mmc_gpio_get_cd(host->mmc);
         if (present < 0) {
                 /* If polling, assume that the card is always present. */
                 if (host->quirks & SDHCI_QUIRK_BROKEN_CARD_DETECTION)
@@ -1880,6 +1885,18 @@ static int sdhci_card_busy(struct mmc_host *mmc)
         return !(present_state & SDHCI_DATA_LVL_MASK);
 }
 
+static int sdhci_prepare_hs400_tuning(struct mmc_host *mmc, struct mmc_ios *ios)
+{
+        struct sdhci_host *host = mmc_priv(mmc);
+        unsigned long flags;
+
+        spin_lock_irqsave(&host->lock, flags);
+        host->flags |= SDHCI_HS400_TUNING;
+        spin_unlock_irqrestore(&host->lock, flags);
+
+        return 0;
+}
+
 static int sdhci_execute_tuning(struct mmc_host *mmc, u32 opcode)
 {
         struct sdhci_host *host = mmc_priv(mmc);
@@ -1887,10 +1904,18 @@ static int sdhci_execute_tuning(struct mmc_host *mmc, u32 opcode)
         int tuning_loop_counter = MAX_TUNING_LOOP;
         int err = 0;
         unsigned long flags;
+        unsigned int tuning_count = 0;
+        bool hs400_tuning;
 
         sdhci_runtime_pm_get(host);
         spin_lock_irqsave(&host->lock, flags);
 
+        hs400_tuning = host->flags & SDHCI_HS400_TUNING;
+        host->flags &= ~SDHCI_HS400_TUNING;
+
+        if (host->tuning_mode == SDHCI_TUNING_MODE_1)
+                tuning_count = host->tuning_count;
+
         /*
          * The Host Controller needs tuning only in case of SDR104 mode
          * and for SDR50 mode when Use Tuning for SDR50 is set in the
@@ -1899,8 +1924,20 @@ static int sdhci_execute_tuning(struct mmc_host *mmc, u32 opcode)
          * tuning function has to be executed.
          */
         switch (host->timing) {
+        /* HS400 tuning is done in HS200 mode */
         case MMC_TIMING_MMC_HS400:
+                err = -EINVAL;
+                goto out_unlock;
+
         case MMC_TIMING_MMC_HS200:
+                /*
+                 * Periodic re-tuning for HS400 is not expected to be needed, so
+                 * disable it here.
+                 */
+                if (hs400_tuning)
+                        tuning_count = 0;
+                break;
+
         case MMC_TIMING_UHS_SDR104:
                 break;
 
@@ -1911,9 +1948,7 @@ static int sdhci_execute_tuning(struct mmc_host *mmc, u32 opcode)
                 /* FALLTHROUGH */
 
         default:
-                spin_unlock_irqrestore(&host->lock, flags);
-                sdhci_runtime_pm_put(host);
-                return 0;
+                goto out_unlock;
         }
 
         if (host->ops->platform_execute_tuning) {
@@ -2037,24 +2072,11 @@ static int sdhci_execute_tuning(struct mmc_host *mmc, u32 opcode)
         }
 
 out:
-        /*
-         * If this is the very first time we are here, we start the retuning
-         * timer. Since only during the first time, SDHCI_NEEDS_RETUNING
-         * flag won't be set, we check this condition before actually starting
-         * the timer.
-         */
-        if (!(host->flags & SDHCI_NEEDS_RETUNING) && host->tuning_count &&
-            (host->tuning_mode == SDHCI_TUNING_MODE_1)) {
+        host->flags &= ~SDHCI_NEEDS_RETUNING;
+
+        if (tuning_count) {
                 host->flags |= SDHCI_USING_RETUNING_TIMER;
-                mod_timer(&host->tuning_timer, jiffies +
-                        host->tuning_count * HZ);
-                /* Tuning mode 1 limits the maximum data length to 4MB */
-                mmc->max_blk_count = (4 * 1024 * 1024) / mmc->max_blk_size;
-        } else if (host->flags & SDHCI_USING_RETUNING_TIMER) {
-                host->flags &= ~SDHCI_NEEDS_RETUNING;
-                /* Reload the new initial value for timer */
-                mod_timer(&host->tuning_timer, jiffies +
-                          host->tuning_count * HZ);
+                mod_timer(&host->tuning_timer, jiffies + tuning_count * HZ);
         }
 
         /*
@@ -2070,6 +2092,7 @@ out:
 
         sdhci_writel(host, host->ier, SDHCI_INT_ENABLE);
         sdhci_writel(host, host->ier, SDHCI_SIGNAL_ENABLE);
+out_unlock:
         spin_unlock_irqrestore(&host->lock, flags);
         sdhci_runtime_pm_put(host);
 
@@ -2110,15 +2133,18 @@ static void sdhci_card_event(struct mmc_host *mmc)
 {
         struct sdhci_host *host = mmc_priv(mmc);
         unsigned long flags;
+        int present;
 
         /* First check if client has provided their own card event */
         if (host->ops->card_event)
                 host->ops->card_event(host);
 
+        present = sdhci_do_get_cd(host);
+
         spin_lock_irqsave(&host->lock, flags);
 
         /* Check host->mrq first in case we are runtime suspended */
-        if (host->mrq && !sdhci_do_get_cd(host)) {
+        if (host->mrq && !present) {
                 pr_err("%s: Card removed during transfer!\n",
                         mmc_hostname(host->mmc));
                 pr_err("%s: Resetting controller.\n",
@@ -2142,6 +2168,7 @@ static const struct mmc_host_ops sdhci_ops = {
         .hw_reset       = sdhci_hw_reset,
         .enable_sdio_irq = sdhci_enable_sdio_irq,
         .start_signal_voltage_switch    = sdhci_start_signal_voltage_switch,
+        .prepare_hs400_tuning           = sdhci_prepare_hs400_tuning,
         .execute_tuning                 = sdhci_execute_tuning,
         .card_event                     = sdhci_card_event,
         .card_busy      = sdhci_card_busy,
@@ -3260,8 +3287,9 @@ int sdhci_add_host(struct sdhci_host *host)
                 mmc->max_segs = SDHCI_MAX_SEGS;
 
         /*
-         * Maximum number of sectors in one transfer. Limited by DMA boundary
-         * size (512KiB).
+         * Maximum number of sectors in one transfer. Limited by SDMA boundary
+         * size (512KiB). Note some tuning modes impose a 4MiB limit, but this
+         * is less anyway.
          */
         mmc->max_req_size = 524288;
 
diff --git a/drivers/net/ethernet/allwinner/sun4i-emac.c b/drivers/net/ethernet/allwinner/sun4i-emac.c
index 1fcd5568a352..f3470d96837a 100644
--- a/drivers/net/ethernet/allwinner/sun4i-emac.c
+++ b/drivers/net/ethernet/allwinner/sun4i-emac.c
@@ -850,8 +850,10 @@ static int emac_probe(struct platform_device *pdev)
         }
 
         db->clk = devm_clk_get(&pdev->dev, NULL);
-        if (IS_ERR(db->clk))
+        if (IS_ERR(db->clk)) {
+                ret = PTR_ERR(db->clk);
                 goto out;
+        }
 
         clk_prepare_enable(db->clk);
 
diff --git a/drivers/net/ethernet/altera/altera_tse_main.c b/drivers/net/ethernet/altera/altera_tse_main.c
index 3498760dc22a..760c72c6e2ac 100644
--- a/drivers/net/ethernet/altera/altera_tse_main.c
+++ b/drivers/net/ethernet/altera/altera_tse_main.c
@@ -1170,10 +1170,6 @@ tx_request_irq_error:
 init_error:
         free_skbufs(dev);
 alloc_skbuf_error:
-        if (priv->phydev) {
-                phy_disconnect(priv->phydev);
-                priv->phydev = NULL;
-        }
 phy_error:
         return ret;
 }
@@ -1186,12 +1182,9 @@ static int tse_shutdown(struct net_device *dev)
         int ret;
         unsigned long int flags;
 
-        /* Stop and disconnect the PHY */
-        if (priv->phydev) {
+        /* Stop the PHY */
+        if (priv->phydev)
                 phy_stop(priv->phydev);
-                phy_disconnect(priv->phydev);
-                priv->phydev = NULL;
-        }
 
         netif_stop_queue(dev);
         napi_disable(&priv->napi);
@@ -1525,6 +1518,10 @@ err_free_netdev:
 static int altera_tse_remove(struct platform_device *pdev)
 {
         struct net_device *ndev = platform_get_drvdata(pdev);
+        struct altera_tse_private *priv = netdev_priv(ndev);
+
+        if (priv->phydev)
+                phy_disconnect(priv->phydev);
 
         platform_set_drvdata(pdev, NULL);
         altera_tse_mdio_destroy(ndev);
diff --git a/drivers/net/ethernet/atheros/alx/main.c b/drivers/net/ethernet/atheros/alx/main.c
index e398eda07298..c8af3ce3ea38 100644
--- a/drivers/net/ethernet/atheros/alx/main.c
+++ b/drivers/net/ethernet/atheros/alx/main.c
@@ -184,15 +184,16 @@ static void alx_schedule_reset(struct alx_priv *alx)
         schedule_work(&alx->reset_wk);
 }
 
-static bool alx_clean_rx_irq(struct alx_priv *alx, int budget)
+static int alx_clean_rx_irq(struct alx_priv *alx, int budget)
 {
         struct alx_rx_queue *rxq = &alx->rxq;
         struct alx_rrd *rrd;
         struct alx_buffer *rxb;
         struct sk_buff *skb;
         u16 length, rfd_cleaned = 0;
+        int work = 0;
 
-        while (budget > 0) {
+        while (work < budget) {
                 rrd = &rxq->rrd[rxq->rrd_read_idx];
                 if (!(rrd->word3 & cpu_to_le32(1 << RRD_UPDATED_SHIFT)))
                         break;
@@ -203,7 +204,7 @@ static bool alx_clean_rx_irq(struct alx_priv *alx, int budget)
                     ALX_GET_FIELD(le32_to_cpu(rrd->word0),
                                   RRD_NOR) != 1) {
                         alx_schedule_reset(alx);
-                        return 0;
+                        return work;
                 }
 
                 rxb = &rxq->bufs[rxq->read_idx];
@@ -243,7 +244,7 @@ static bool alx_clean_rx_irq(struct alx_priv *alx, int budget)
                 }
 
                 napi_gro_receive(&alx->napi, skb);
-                budget--;
+                work++;
 
 next_pkt:
                 if (++rxq->read_idx == alx->rx_ringsz)
@@ -258,21 +259,22 @@ next_pkt:
         if (rfd_cleaned)
                 alx_refill_rx_ring(alx, GFP_ATOMIC);
 
-        return budget > 0;
+        return work;
 }
 
 static int alx_poll(struct napi_struct *napi, int budget)
 {
         struct alx_priv *alx = container_of(napi, struct alx_priv, napi);
         struct alx_hw *hw = &alx->hw;
-        bool complete = true;
         unsigned long flags;
+        bool tx_complete;
+        int work;
 
-        complete = alx_clean_tx_irq(alx) &&
-                   alx_clean_rx_irq(alx, budget);
+        tx_complete = alx_clean_tx_irq(alx);
+        work = alx_clean_rx_irq(alx, budget);
 
-        if (!complete)
-                return 1;
+        if (!tx_complete || work == budget)
+                return budget;
 
         napi_complete(&alx->napi);
 
@@ -284,7 +286,7 @@ static int alx_poll(struct napi_struct *napi, int budget)
 
         alx_post_write(hw);
 
-        return 0;
+        return work;
 }
 
 static irqreturn_t alx_intr_handle(struct alx_priv *alx, u32 intr)
diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c
index 553dcd8a9df2..96bf01ba32dd 100644
--- a/drivers/net/ethernet/broadcom/tg3.c
+++ b/drivers/net/ethernet/broadcom/tg3.c
@@ -7413,6 +7413,8 @@ static inline void tg3_netif_start(struct tg3 *tp)
 }
 
 static void tg3_irq_quiesce(struct tg3 *tp)
+        __releases(tp->lock)
+        __acquires(tp->lock)
 {
         int i;
 
@@ -7421,8 +7423,12 @@ static void tg3_irq_quiesce(struct tg3 *tp)
         tp->irq_sync = 1;
         smp_mb();
 
+        spin_unlock_bh(&tp->lock);
+
         for (i = 0; i < tp->irq_cnt; i++)
                 synchronize_irq(tp->napi[i].irq_vec);
+
+        spin_lock_bh(&tp->lock);
 }
 
 /* Fully shutdown all tg3 driver activity elsewhere in the system.
@@ -9018,6 +9024,8 @@ static void tg3_restore_clk(struct tg3 *tp)
 
 /* tp->lock is held. */
 static int tg3_chip_reset(struct tg3 *tp)
+        __releases(tp->lock)
+        __acquires(tp->lock)
 {
         u32 val;
         void (*write_op)(struct tg3 *, u32, u32);
@@ -9073,9 +9081,13 @@ static int tg3_chip_reset(struct tg3 *tp)
         }
         smp_mb();
 
+        tg3_full_unlock(tp);
+
         for (i = 0; i < tp->irq_cnt; i++)
                 synchronize_irq(tp->napi[i].irq_vec);
 
+        tg3_full_lock(tp, 0);
+
         if (tg3_asic_rev(tp) == ASIC_REV_57780) {
                 val = tr32(TG3_PCIE_LNKCTL) & ~TG3_PCIE_LNKCTL_L1_PLL_PD_EN;
                 tw32(TG3_PCIE_LNKCTL, val | TG3_PCIE_LNKCTL_L1_PLL_PD_DIS);
@@ -10903,11 +10915,13 @@ static void tg3_timer(unsigned long __opaque)
 {
         struct tg3 *tp = (struct tg3 *) __opaque;
 
-        if (tp->irq_sync || tg3_flag(tp, RESET_TASK_PENDING))
-                goto restart_timer;
-
         spin_lock(&tp->lock);
 
+        if (tp->irq_sync || tg3_flag(tp, RESET_TASK_PENDING)) {
+                spin_unlock(&tp->lock);
+                goto restart_timer;
+        }
+
         if (tg3_asic_rev(tp) == ASIC_REV_5717 ||
             tg3_flag(tp, 57765_CLASS))
                 tg3_chk_missed_msi(tp);
@@ -11101,11 +11115,13 @@ static void tg3_reset_task(struct work_struct *work)
         struct tg3 *tp = container_of(work, struct tg3, reset_task);
         int err;
 
+        rtnl_lock();
         tg3_full_lock(tp, 0);
 
         if (!netif_running(tp->dev)) {
                 tg3_flag_clear(tp, RESET_TASK_PENDING);
                 tg3_full_unlock(tp);
+                rtnl_unlock();
                 return;
         }
 
@@ -11138,6 +11154,7 @@ out:
                 tg3_phy_start(tp);
 
         tg3_flag_clear(tp, RESET_TASK_PENDING);
+        rtnl_unlock();
 }
 
 static int tg3_request_irq(struct tg3 *tp, int irq_num)
diff --git a/drivers/net/ethernet/cadence/at91_ether.c b/drivers/net/ethernet/cadence/at91_ether.c
index 55eb7f2af2b4..7ef55f5fa664 100644
--- a/drivers/net/ethernet/cadence/at91_ether.c
+++ b/drivers/net/ethernet/cadence/at91_ether.c
@@ -340,7 +340,7 @@ static int __init at91ether_probe(struct platform_device *pdev)
                 res = PTR_ERR(lp->pclk);
                 goto err_free_dev;
         }
-        clk_enable(lp->pclk);
+        clk_prepare_enable(lp->pclk);
 
         lp->hclk = ERR_PTR(-ENOENT);
         lp->tx_clk = ERR_PTR(-ENOENT);
@@ -406,7 +406,7 @@ static int __init at91ether_probe(struct platform_device *pdev)
 err_out_unregister_netdev:
         unregister_netdev(dev);
 err_disable_clock:
-        clk_disable(lp->pclk);
+        clk_disable_unprepare(lp->pclk);
 err_free_dev:
         free_netdev(dev);
         return res;
@@ -424,7 +424,7 @@ static int at91ether_remove(struct platform_device *pdev)
         kfree(lp->mii_bus->irq);
         mdiobus_free(lp->mii_bus);
         unregister_netdev(dev);
-        clk_disable(lp->pclk);
+        clk_disable_unprepare(lp->pclk);
         free_netdev(dev);
 
         return 0;
@@ -440,7 +440,7 @@ static int at91ether_suspend(struct platform_device *pdev, pm_message_t mesg)
                 netif_stop_queue(net_dev);
                 netif_device_detach(net_dev);
 
-                clk_disable(lp->pclk);
+                clk_disable_unprepare(lp->pclk);
         }
         return 0;
 }
@@ -451,7 +451,7 @@ static int at91ether_resume(struct platform_device *pdev)
         struct macb *lp = netdev_priv(net_dev);
 
         if (netif_running(net_dev)) {
-                clk_enable(lp->pclk);
+                clk_prepare_enable(lp->pclk);
 
                 netif_device_attach(net_dev);
                 netif_start_queue(net_dev);
diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c b/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c
index 2215d432a059..a936ee8958c7 100644
--- a/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c
@@ -2430,7 +2430,7 @@ static void cfg_queues(struct adapter *adapter)
          */
         n10g = 0;
         for_each_port(adapter, pidx)
-                n10g += is_10g_port(&adap2pinfo(adapter, pidx)->link_cfg);
+                n10g += is_x_10g_port(&adap2pinfo(adapter, pidx)->link_cfg);
 
         /*
          * We default to 1 queue per non-10G port and up to # of cores queues
diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c b/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c
index 21dc9a20308c..60426cf890a7 100644
--- a/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c
+++ b/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c
@@ -323,6 +323,8 @@ int t4vf_port_init(struct adapter *adapter, int pidx)
                 return v;
 
         v = be32_to_cpu(port_rpl.u.info.lstatus_to_modtype);
+        pi->mdio_addr = (v & FW_PORT_CMD_MDIOCAP_F) ?
+                        FW_PORT_CMD_MDIOADDR_G(v) : -1;
         pi->port_type = FW_PORT_CMD_PTYPE_G(v);
         pi->mod_type = FW_PORT_MOD_TYPE_NA;
 
diff --git a/drivers/net/ethernet/cisco/enic/enic_main.c b/drivers/net/ethernet/cisco/enic/enic_main.c
index 705f334ebb85..b29e027c476e 100644
--- a/drivers/net/ethernet/cisco/enic/enic_main.c
+++ b/drivers/net/ethernet/cisco/enic/enic_main.c
@@ -1616,7 +1616,7 @@ static int enic_open(struct net_device *netdev)
                 if (vnic_rq_desc_used(&enic->rq[i]) == 0) {
                         netdev_err(netdev, "Unable to alloc receive buffers\n");
                         err = -ENOMEM;
-                        goto err_out_notify_unset;
+                        goto err_out_free_rq;
                 }
         }
 
@@ -1649,7 +1649,9 @@ static int enic_open(struct net_device *netdev)
 
         return 0;
 
-err_out_notify_unset:
+err_out_free_rq:
+        for (i = 0; i < enic->rq_count; i++)
+                vnic_rq_clean(&enic->rq[i], enic_free_rq_buf);
         enic_dev_notify_unset(enic);
 err_out_free_intr:
         enic_free_intr(enic);
diff --git a/drivers/net/ethernet/dnet.c b/drivers/net/ethernet/dnet.c
index a379c3e4b57f..13d00a38a5bd 100644
--- a/drivers/net/ethernet/dnet.c
+++ b/drivers/net/ethernet/dnet.c
@@ -398,13 +398,8 @@ static int dnet_poll(struct napi_struct *napi, int budget)
                  * break out of while loop if there are no more
                  * packets waiting
                  */
-                if (!(dnet_readl(bp, RX_FIFO_WCNT) >> 16)) {
-                        napi_complete(napi);
-                        int_enable = dnet_readl(bp, INTR_ENB);
-                        int_enable |= DNET_INTR_SRC_RX_CMDFIFOAF;
-                        dnet_writel(bp, int_enable, INTR_ENB);
-                        return 0;
-                }
+                if (!(dnet_readl(bp, RX_FIFO_WCNT) >> 16))
+                        break;
 
                 cmd_word = dnet_readl(bp, RX_LEN_FIFO);
                 pkt_len = cmd_word & 0xFFFF;
@@ -433,20 +428,17 @@ static int dnet_poll(struct napi_struct *napi, int budget)
                                "size %u.\n", dev->name, pkt_len);
         }
 
-        budget -= npackets;
-
         if (npackets < budget) {
                 /* We processed all packets available.  Tell NAPI it can
-                 * stop polling then re-enable rx interrupts */
+                 * stop polling then re-enable rx interrupts.
+                 */
                 napi_complete(napi);
                 int_enable = dnet_readl(bp, INTR_ENB);
                 int_enable |= DNET_INTR_SRC_RX_CMDFIFOAF;
                 dnet_writel(bp, int_enable, INTR_ENB);
-                return 0;
         }
 
-        /* There are still packets waiting */
-        return 1;
+        return npackets;
 }
 
 static irqreturn_t dnet_interrupt(int irq, void *dev_id)
diff --git a/drivers/net/ethernet/freescale/fec.h b/drivers/net/ethernet/freescale/fec.h
index 469691ad4a1e..40132929daf7 100644
--- a/drivers/net/ethernet/freescale/fec.h
+++ b/drivers/net/ethernet/freescale/fec.h
@@ -424,6 +424,8 @@ struct bufdesc_ex {
  * (40ns * 6).
  */
 #define FEC_QUIRK_BUG_CAPTURE           (1 << 10)
+/* Controller has only one MDIO bus */
+#define FEC_QUIRK_SINGLE_MDIO           (1 << 11)
 
 struct fec_enet_priv_tx_q {
         int index;
diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index 5ebdf8dc8a31..bba87775419d 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -91,7 +91,8 @@ static struct platform_device_id fec_devtype[] = {
                 .driver_data = 0,
         }, {
                 .name = "imx28-fec",
-                .driver_data = FEC_QUIRK_ENET_MAC | FEC_QUIRK_SWAP_FRAME,
+                .driver_data = FEC_QUIRK_ENET_MAC | FEC_QUIRK_SWAP_FRAME |
+                                FEC_QUIRK_SINGLE_MDIO,
         }, {
                 .name = "imx6q-fec",
                 .driver_data = FEC_QUIRK_ENET_MAC | FEC_QUIRK_HAS_GBIT |
@@ -1937,7 +1938,7 @@ static int fec_enet_mii_init(struct platform_device *pdev)
         int err = -ENXIO, i;
 
         /*
-         * The dual fec interfaces are not equivalent with enet-mac.
+         * The i.MX28 dual fec interfaces are not equal.
          * Here are the differences:
          *
          *  - fec0 supports MII & RMII modes while fec1 only supports RMII
@@ -1952,7 +1953,7 @@ static int fec_enet_mii_init(struct platform_device *pdev)
          * mdio interface in board design, and need to be configured by
          * fec0 mii_bus.
          */
-        if ((fep->quirks & FEC_QUIRK_ENET_MAC) && fep->dev_id > 0) {
+        if ((fep->quirks & FEC_QUIRK_SINGLE_MDIO) && fep->dev_id > 0) {
                 /* fec1 uses fec0 mii_bus */
                 if (mii_cnt && fec0_mii_bus) {
                         fep->mii_bus = fec0_mii_bus;
@@ -2015,7 +2016,7 @@ static int fec_enet_mii_init(struct platform_device *pdev)
         mii_cnt++;
 
         /* save fec0 mii_bus */
-        if (fep->quirks & FEC_QUIRK_ENET_MAC)
+        if (fep->quirks & FEC_QUIRK_SINGLE_MDIO)
                 fec0_mii_bus = fep->mii_bus;
 
         return 0;
@@ -3129,6 +3130,7 @@ fec_probe(struct platform_device *pdev)
                 pdev->id_entry = of_id->data;
         fep->quirks = pdev->id_entry->driver_data;
 
+        fep->netdev = ndev;
         fep->num_rx_queues = num_rx_qs;
         fep->num_tx_queues = num_tx_qs;
 
diff --git a/drivers/net/ethernet/intel/Kconfig b/drivers/net/ethernet/intel/Kconfig
index 5b8300a32bf5..4d61ef50b465 100644
--- a/drivers/net/ethernet/intel/Kconfig
+++ b/drivers/net/ethernet/intel/Kconfig
@@ -281,6 +281,17 @@ config I40E_DCB
 
           If unsure, say N.
 
+config I40E_FCOE
+        bool "Fibre Channel over Ethernet (FCoE)"
+        default n
+        depends on I40E && DCB && FCOE
+        ---help---
+          Say Y here if you want to use Fibre Channel over Ethernet (FCoE)
+          in the driver. This will create new netdev for exclusive FCoE
+          use with XL710 FCoE offloads enabled.
+
+          If unsure, say N.
+
 config I40EVF
         tristate "Intel(R) XL710 X710 Virtual Function Ethernet support"
         depends on PCI_MSI
diff --git a/drivers/net/ethernet/intel/e100.c b/drivers/net/ethernet/intel/e100.c
index 781065eb5431..e9c3a87e5b11 100644
--- a/drivers/net/ethernet/intel/e100.c
+++ b/drivers/net/ethernet/intel/e100.c
@@ -1543,7 +1543,7 @@ static int e100_phy_init(struct nic *nic)
                 mdio_write(netdev, nic->mii.phy_id, MII_BMCR, bmcr);
         } else if ((nic->mac >= mac_82550_D102) || ((nic->flags & ich) &&
            (mdio_read(netdev, nic->mii.phy_id, MII_TPISTATUS) & 0x8000) &&
-                !(nic->eeprom[eeprom_cnfg_mdix] & eeprom_mdix_enabled))) {
+                (nic->eeprom[eeprom_cnfg_mdix] & eeprom_mdix_enabled))) {
                 /* enable/disable MDI/MDI-X auto-switching. */
                 mdio_write(netdev, nic->mii.phy_id, MII_NCONFIG,
                                 nic->mii.force_media ? 0 : NCONFIG_AUTO_SWITCH);
diff --git a/drivers/net/ethernet/intel/i40e/Makefile b/drivers/net/ethernet/intel/i40e/Makefile
index 4b94ddb29c24..c40581999121 100644
--- a/drivers/net/ethernet/intel/i40e/Makefile
+++ b/drivers/net/ethernet/intel/i40e/Makefile
@@ -44,4 +44,4 @@ i40e-objs := i40e_main.o \
         i40e_virtchnl_pf.o
 
 i40e-$(CONFIG_I40E_DCB) += i40e_dcb.o i40e_dcb_nl.o
-i40e-$(CONFIG_FCOE:m=y) += i40e_fcoe.o
+i40e-$(CONFIG_I40E_FCOE) += i40e_fcoe.o
diff --git a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c
index 433a55886ad2..cb0de455683e 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c
@@ -829,7 +829,7 @@ static void i40e_dbg_dump_desc(int cnt, int vsi_seid, int ring_id, int desc_n,
                 if (desc_n >= ring->count || desc_n < 0) {
                         dev_info(&pf->pdev->dev,
                                  "descriptor %d not found\n", desc_n);
-                        return;
+                        goto out;
                 }
                 if (!is_rx_ring) {
                         txd = I40E_TX_DESC(ring, desc_n);
@@ -855,6 +855,8 @@ static void i40e_dbg_dump_desc(int cnt, int vsi_seid, int ring_id, int desc_n,
         } else {
                 dev_info(&pf->pdev->dev, "dump desc rx/tx <vsi_seid> <ring_id> [<desc_n>]\n");
         }
+
+out:
         kfree(ring);
 }
 
diff --git a/drivers/net/ethernet/intel/i40e/i40e_osdep.h b/drivers/net/ethernet/intel/i40e/i40e_osdep.h
index 045b5c4b98b3..ad802dd0f67a 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_osdep.h
+++ b/drivers/net/ethernet/intel/i40e/i40e_osdep.h
@@ -78,7 +78,7 @@ do {                                                            \
 } while (0)
 
 typedef enum i40e_status_code i40e_status;
-#if defined(CONFIG_FCOE) || defined(CONFIG_FCOE_MODULE)
+#ifdef CONFIG_I40E_FCOE
 #define I40E_FCOE
-#endif /* CONFIG_FCOE or CONFIG_FCOE_MODULE */
+#endif
 #endif /* _I40E_OSDEP_H_ */
diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c
index 04b441460bbd..cecb340898fe 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c
@@ -658,6 +658,8 @@ static inline u32 i40e_get_head(struct i40e_ring *tx_ring)
         return le32_to_cpu(*(volatile __le32 *)head);
 }
 
+#define WB_STRIDE 0x3
+
 /**
  * i40e_clean_tx_irq - Reclaim resources after transmit completes
  * @tx_ring:  tx ring to clean
@@ -759,6 +761,18 @@ static bool i40e_clean_tx_irq(struct i40e_ring *tx_ring, int budget)
         tx_ring->q_vector->tx.total_bytes += total_bytes;
         tx_ring->q_vector->tx.total_packets += total_packets;
 
+        /* check to see if there are any non-cache aligned descriptors
+         * waiting to be written back, and kick the hardware to force
+         * them to be written back in case of napi polling
+         */
+        if (budget &&
+            !((i & WB_STRIDE) == WB_STRIDE) &&
+            !test_bit(__I40E_DOWN, &tx_ring->vsi->state) &&
+            (I40E_DESC_UNUSED(tx_ring) != tx_ring->count))
+                tx_ring->arm_wb = true;
+        else
+                tx_ring->arm_wb = false;
+
         if (check_for_tx_hang(tx_ring) && i40e_check_tx_hang(tx_ring)) {
                 /* schedule immediate reset if we believe we hung */
                 dev_info(tx_ring->dev, "Detected Tx Unit Hang\n"
@@ -777,13 +791,16 @@ static bool i40e_clean_tx_irq(struct i40e_ring *tx_ring, int budget)
                 netif_stop_subqueue(tx_ring->netdev, tx_ring->queue_index);
 
                 dev_info(tx_ring->dev,
-                         "tx hang detected on queue %d, resetting adapter\n",
+                         "tx hang detected on queue %d, reset requested\n",
                          tx_ring->queue_index);
 
-                tx_ring->netdev->netdev_ops->ndo_tx_timeout(tx_ring->netdev);
+                /* do not fire the reset immediately, wait for the stack to
+                 * decide we are truly stuck, also prevents every queue from
+                 * simultaneously requesting a reset
+                 */
 
-                /* the adapter is about to reset, no point in enabling stuff */
-                return true;
+                /* the adapter is about to reset, no point in enabling polling */
+                budget = 1;
         }
 
         netdev_tx_completed_queue(netdev_get_tx_queue(tx_ring->netdev,
@@ -806,7 +823,25 @@ static bool i40e_clean_tx_irq(struct i40e_ring *tx_ring, int budget)
                 }
         }
 
-        return budget > 0;
+        return !!budget;
+}
+
+/**
+ * i40e_force_wb - Arm hardware to do a wb on noncache aligned descriptors
+ * @vsi: the VSI we care about
+ * @q_vector: the vector  on which to force writeback
+ *
+ **/
+static void i40e_force_wb(struct i40e_vsi *vsi, struct i40e_q_vector *q_vector)
+{
+        u32 val = I40E_PFINT_DYN_CTLN_INTENA_MASK |
+                  I40E_PFINT_DYN_CTLN_SWINT_TRIG_MASK |
+                  I40E_PFINT_DYN_CTLN_SW_ITR_INDX_ENA_MASK
+                  /* allow 00 to be written to the index */;
+
+        wr32(&vsi->back->hw,
+             I40E_PFINT_DYN_CTLN(q_vector->v_idx + vsi->base_vector - 1),
+             val);
 }
 
 /**
@@ -1290,9 +1325,7 @@ static inline void i40e_rx_checksum(struct i40e_vsi *vsi,
          * so the total length of IPv4 header is IHL*4 bytes
          * The UDP_0 bit *may* bet set if the *inner* header is UDP
          */
-        if (ipv4_tunnel &&
-            (decoded.inner_prot != I40E_RX_PTYPE_INNER_PROT_UDP) &&
-            !(rx_status & (1 << I40E_RX_DESC_STATUS_UDP_0_SHIFT))) {
+        if (ipv4_tunnel) {
                 skb->transport_header = skb->mac_header +
                                         sizeof(struct ethhdr) +
                                         (ip_hdr(skb)->ihl * 4);
@@ -1302,15 +1335,19 @@ static inline void i40e_rx_checksum(struct i40e_vsi *vsi,
                                           skb->protocol == htons(ETH_P_8021AD))
                                           ? VLAN_HLEN : 0;
 
-                rx_udp_csum = udp_csum(skb);
-                iph = ip_hdr(skb);
-                csum = csum_tcpudp_magic(
-                                iph->saddr, iph->daddr,
-                                (skb->len - skb_transport_offset(skb)),
-                                IPPROTO_UDP, rx_udp_csum);
+                if ((ip_hdr(skb)->protocol == IPPROTO_UDP) &&
+                    (udp_hdr(skb)->check != 0)) {
+                        rx_udp_csum = udp_csum(skb);
+                        iph = ip_hdr(skb);
+                        csum = csum_tcpudp_magic(
+                                        iph->saddr, iph->daddr,
+                                        (skb->len - skb_transport_offset(skb)),
+                                        IPPROTO_UDP, rx_udp_csum);
 
-                if (udp_hdr(skb)->check != csum)
-                        goto checksum_fail;
+                        if (udp_hdr(skb)->check != csum)
+                                goto checksum_fail;
+
+                } /* else its GRE and so no outer UDP header */
         }
 
         skb->ip_summed = CHECKSUM_UNNECESSARY;
@@ -1581,6 +1618,7 @@ int i40e_napi_poll(struct napi_struct *napi, int budget)
         struct i40e_vsi *vsi = q_vector->vsi;
         struct i40e_ring *ring;
         bool clean_complete = true;
+        bool arm_wb = false;
         int budget_per_ring;
 
         if (test_bit(__I40E_DOWN, &vsi->state)) {
@@ -1591,8 +1629,10 @@ int i40e_napi_poll(struct napi_struct *napi, int budget)
         /* Since the actual Tx work is minimal, we can give the Tx a larger
          * budget and be more aggressive about cleaning up the Tx descriptors.
          */
-        i40e_for_each_ring(ring, q_vector->tx)
+        i40e_for_each_ring(ring, q_vector->tx) {
                 clean_complete &= i40e_clean_tx_irq(ring, vsi->work_limit);
+                arm_wb |= ring->arm_wb;
+        }
 
         /* We attempt to distribute budget to each Rx queue fairly, but don't
          * allow the budget to go below 1 because that would exit polling early.
@@ -1603,8 +1643,11 @@ int i40e_napi_poll(struct napi_struct *napi, int budget)
                 clean_complete &= i40e_clean_rx_irq(ring, budget_per_ring);
 
         /* If work not completed, return budget and polling will return */
-        if (!clean_complete)
+        if (!clean_complete) {
+                if (arm_wb)
+                        i40e_force_wb(vsi, q_vector);
                 return budget;
+        }
 
         /* Work is done so exit the polling mode and re-enable the interrupt */
         napi_complete(napi);
@@ -1840,17 +1883,16 @@ static int i40e_tso(struct i40e_ring *tx_ring, struct sk_buff *skb,
         if (err < 0)
                 return err;
 
-        if (protocol == htons(ETH_P_IP)) {
-                iph = skb->encapsulation ? inner_ip_hdr(skb) : ip_hdr(skb);
+        iph = skb->encapsulation ? inner_ip_hdr(skb) : ip_hdr(skb);
+        ipv6h = skb->encapsulation ? inner_ipv6_hdr(skb) : ipv6_hdr(skb);
+
+        if (iph->version == 4) {
                 tcph = skb->encapsulation ? inner_tcp_hdr(skb) : tcp_hdr(skb);
                 iph->tot_len = 0;
                 iph->check = 0;
                 tcph->check = ~csum_tcpudp_magic(iph->saddr, iph->daddr,
                                                  0, IPPROTO_TCP, 0);
-        } else if (skb_is_gso_v6(skb)) {
-
-                ipv6h = skb->encapsulation ? inner_ipv6_hdr(skb)
-                                           : ipv6_hdr(skb);
+        } else if (ipv6h->version == 6) {
                 tcph = skb->encapsulation ? inner_tcp_hdr(skb) : tcp_hdr(skb);
                 ipv6h->payload_len = 0;
                 tcph->check = ~csum_ipv6_magic(&ipv6h->saddr, &ipv6h->daddr,
@@ -1946,13 +1988,9 @@ static void i40e_tx_enable_csum(struct sk_buff *skb, u32 tx_flags,
                                          I40E_TX_CTX_EXT_IP_IPV4_NO_CSUM;
                         }
                 } else if (tx_flags & I40E_TX_FLAGS_IPV6) {
-                        if (tx_flags & I40E_TX_FLAGS_TSO) {
-                                *cd_tunneling |= I40E_TX_CTX_EXT_IP_IPV6;
+                        *cd_tunneling |= I40E_TX_CTX_EXT_IP_IPV6;
+                        if (tx_flags & I40E_TX_FLAGS_TSO)
                                 ip_hdr(skb)->check = 0;
-                        } else {
-                                *cd_tunneling |=
-                                         I40E_TX_CTX_EXT_IP_IPV4_NO_CSUM;
-                        }
                 }
 
                 /* Now set the ctx descriptor fields */
@@ -1962,7 +2000,10 @@ static void i40e_tx_enable_csum(struct sk_buff *skb, u32 tx_flags,
                                    ((skb_inner_network_offset(skb) -
                                         skb_transport_offset(skb)) >> 1) <<
                                    I40E_TXD_CTX_QW0_NATLEN_SHIFT;
-
+                if (this_ip_hdr->version == 6) {
+                        tx_flags &= ~I40E_TX_FLAGS_IPV4;
+                        tx_flags |= I40E_TX_FLAGS_IPV6;
+                }
         } else {
                 network_hdr_len = skb_network_header_len(skb);
                 this_ip_hdr = ip_hdr(skb);
@@ -2198,7 +2239,6 @@ static void i40e_tx_map(struct i40e_ring *tx_ring, struct sk_buff *skb,
         /* Place RS bit on last descriptor of any packet that spans across the
          * 4th descriptor (WB_STRIDE aka 0x3) in a 64B cacheline.
          */
-#define WB_STRIDE 0x3
         if (((i & WB_STRIDE) != WB_STRIDE) &&
             (first <= &tx_ring->tx_bi[i]) &&
             (first >= &tx_ring->tx_bi[i & ~WB_STRIDE])) {
diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.h b/drivers/net/ethernet/intel/i40e/i40e_txrx.h
index e60d3accb2e2..18b00231d2f1 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_txrx.h
+++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.h
@@ -241,6 +241,7 @@ struct i40e_ring {
         unsigned long last_rx_timestamp;
 
         bool ring_active;               /* is ring online or not */
+        bool arm_wb;            /* do something to arm write back */
 
         /* stats structs */
         struct i40e_queue_stats stats;
diff --git a/drivers/net/ethernet/intel/igb/e1000_82575.c b/drivers/net/ethernet/intel/igb/e1000_82575.c
index 051ea94bdcd3..0f69ef81751a 100644
--- a/drivers/net/ethernet/intel/igb/e1000_82575.c
+++ b/drivers/net/ethernet/intel/igb/e1000_82575.c
@@ -1125,7 +1125,7 @@ static s32 igb_acquire_swfw_sync_82575(struct e1000_hw *hw, u16 mask)
         u32 swmask = mask;
         u32 fwmask = mask << 16;
         s32 ret_val = 0;
-        s32 i = 0, timeout = 200; /* FIXME: find real value to use here */
+        s32 i = 0, timeout = 200;
 
         while (i < timeout) {
                 if (igb_get_hw_semaphore(hw)) {
diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c
index 943cbd47d832..03e9eb0dc761 100644
--- a/drivers/net/ethernet/mellanox/mlx4/main.c
+++ b/drivers/net/ethernet/mellanox/mlx4/main.c
@@ -1829,7 +1829,7 @@ static int mlx4_init_hca(struct mlx4_dev *dev)
                 err = mlx4_dev_cap(dev, &dev_cap);
                 if (err) {
                         mlx4_err(dev, "QUERY_DEV_CAP command failed, aborting\n");
-                        goto err_stop_fw;
+                        return err;
                 }
 
                 choose_steering_mode(dev, &dev_cap);
@@ -1860,7 +1860,7 @@ static int mlx4_init_hca(struct mlx4_dev *dev)
                                              &init_hca);
                 if ((long long) icm_size < 0) {
                         err = icm_size;
-                        goto err_stop_fw;
+                        return err;
                 }
 
                 dev->caps.max_fmr_maps = (1 << (32 - ilog2(dev->caps.num_mpts))) - 1;
@@ -1874,7 +1874,7 @@ static int mlx4_init_hca(struct mlx4_dev *dev)
 
                 err = mlx4_init_icm(dev, &dev_cap, &init_hca, icm_size);
                 if (err)
-                        goto err_stop_fw;
+                        return err;
 
                 err = mlx4_INIT_HCA(dev, &init_hca);
                 if (err) {
@@ -1886,7 +1886,7 @@ static int mlx4_init_hca(struct mlx4_dev *dev)
                         err = mlx4_query_func(dev, &dev_cap);
                         if (err < 0) {
                                 mlx4_err(dev, "QUERY_FUNC command failed, aborting.\n");
-                                goto err_stop_fw;
+                                goto err_close;
                         } else if (err & MLX4_QUERY_FUNC_NUM_SYS_EQS) {
                                 dev->caps.num_eqs = dev_cap.max_eqs;
                                 dev->caps.reserved_eqs = dev_cap.reserved_eqs;
@@ -2006,11 +2006,6 @@ err_free_icm:
         if (!mlx4_is_slave(dev))
                 mlx4_free_icms(dev);
 
-err_stop_fw:
-        if (!mlx4_is_slave(dev)) {
-                mlx4_UNMAP_FA(dev);
-                mlx4_free_icm(dev, priv->fw.fw_icm, 0);
-        }
         return err;
 }
 
diff --git a/drivers/net/ethernet/mellanox/mlx4/mr.c b/drivers/net/ethernet/mellanox/mlx4/mr.c
index d6f549685c0f..7094a9c70fd5 100644
--- a/drivers/net/ethernet/mellanox/mlx4/mr.c
+++ b/drivers/net/ethernet/mellanox/mlx4/mr.c
@@ -584,6 +584,7 @@ EXPORT_SYMBOL_GPL(mlx4_mr_free);
 void mlx4_mr_rereg_mem_cleanup(struct mlx4_dev *dev, struct mlx4_mr *mr)
 {
         mlx4_mtt_cleanup(dev, &mr->mtt);
+        mr->mtt.order = -1;
 }
 EXPORT_SYMBOL_GPL(mlx4_mr_rereg_mem_cleanup);
 
@@ -593,14 +594,14 @@ int mlx4_mr_rereg_mem_write(struct mlx4_dev *dev, struct mlx4_mr *mr,
 {
         int err;
 
-        mpt_entry->start       = cpu_to_be64(iova);
-        mpt_entry->length      = cpu_to_be64(size);
-        mpt_entry->entity_size = cpu_to_be32(page_shift);
-
         err = mlx4_mtt_init(dev, npages, page_shift, &mr->mtt);
         if (err)
                 return err;
 
+        mpt_entry->start       = cpu_to_be64(mr->iova);
+        mpt_entry->length      = cpu_to_be64(mr->size);
+        mpt_entry->entity_size = cpu_to_be32(mr->mtt.page_shift);
+
         mpt_entry->pd_flags &= cpu_to_be32(MLX4_MPT_PD_MASK |
                                            MLX4_MPT_PD_FLAG_EN_INV);
         mpt_entry->flags    &= cpu_to_be32(MLX4_MPT_FLAG_FREE |
diff --git a/drivers/net/ethernet/myricom/myri10ge/myri10ge.c b/drivers/net/ethernet/myricom/myri10ge/myri10ge.c
index af099057f0e9..71af98bb72cb 100644
--- a/drivers/net/ethernet/myricom/myri10ge/myri10ge.c
+++ b/drivers/net/ethernet/myricom/myri10ge/myri10ge.c
@@ -4033,8 +4033,10 @@ static int myri10ge_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
         (void)pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64));
         mgp->cmd = dma_alloc_coherent(&pdev->dev, sizeof(*mgp->cmd),
                                       &mgp->cmd_bus, GFP_KERNEL);
-        if (mgp->cmd == NULL)
+        if (!mgp->cmd) {
+                status = -ENOMEM;
                 goto abort_with_enabled;
+        }
 
         mgp->board_span = pci_resource_len(pdev, 0);
         mgp->iomem_base = pci_resource_start(pdev, 0);
diff --git a/drivers/net/ethernet/qlogic/qla3xxx.c b/drivers/net/ethernet/qlogic/qla3xxx.c
index c2f09af5c25b..4847713211ca 100644
--- a/drivers/net/ethernet/qlogic/qla3xxx.c
+++ b/drivers/net/ethernet/qlogic/qla3xxx.c
@@ -146,10 +146,7 @@ static int ql_wait_for_drvr_lock(struct ql3_adapter *qdev)
 {
         int i = 0;
 
-        while (i < 10) {
-                if (i)
-                        ssleep(1);
-
+        do {
                 if (ql_sem_lock(qdev,
                                 QL_DRVR_SEM_MASK,
                                 (QL_RESOURCE_BITS_BASE_CODE | (qdev->mac_index)
@@ -158,7 +155,8 @@ static int ql_wait_for_drvr_lock(struct ql3_adapter *qdev)
                                       "driver lock acquired\n");
                         return 1;
                 }
-        }
+                ssleep(1);
+        } while (++i < 10);
 
         netdev_err(qdev->ndev, "Timed out waiting for driver lock...\n");
         return 0;
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
index 9929b97cfb36..2528c3fb6b90 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
@@ -2605,6 +2605,7 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
         } else {
                 dev_err(&pdev->dev,
                         "%s: failed. Please Reboot\n", __func__);
+                err = -ENODEV;
                 goto err_out_free_hw;
         }
 
diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c
index c29ba80ae02b..37583a9d8853 100644
--- a/drivers/net/ethernet/renesas/sh_eth.c
+++ b/drivers/net/ethernet/renesas/sh_eth.c
@@ -473,6 +473,7 @@ static struct sh_eth_cpu_data r8a777x_data = {
         .eesr_err_check = EESR_TWB | EESR_TABT | EESR_RABT | EESR_RFE |
                           EESR_RDE | EESR_RFRMER | EESR_TFE | EESR_TDE |
                           EESR_ECI,
+        .fdr_value      = 0x00000f0f,
 
         .apr            = 1,
         .mpr            = 1,
@@ -495,6 +496,7 @@ static struct sh_eth_cpu_data r8a779x_data = {
         .eesr_err_check = EESR_TWB | EESR_TABT | EESR_RABT | EESR_RFE |
                           EESR_RDE | EESR_RFRMER | EESR_TFE | EESR_TDE |
                           EESR_ECI,
+        .fdr_value      = 0x00000f0f,
 
         .apr            = 1,
         .mpr            = 1,
@@ -536,6 +538,8 @@ static struct sh_eth_cpu_data sh7724_data = {
                           EESR_RDE | EESR_RFRMER | EESR_TFE | EESR_TDE |
                           EESR_ECI,
 
+        .trscer_err_mask = DESC_I_RINT8,
+
         .apr            = 1,
         .mpr            = 1,
         .tpauser        = 1,
@@ -856,6 +860,9 @@ static void sh_eth_set_default_cpu_data(struct sh_eth_cpu_data *cd)
 
         if (!cd->eesr_err_check)
                 cd->eesr_err_check = DEFAULT_EESR_ERR_CHECK;
+
+        if (!cd->trscer_err_mask)
+                cd->trscer_err_mask = DEFAULT_TRSCER_ERR_MASK;
 }
 
 static int sh_eth_check_reset(struct net_device *ndev)
@@ -1294,7 +1301,7 @@ static int sh_eth_dev_init(struct net_device *ndev, bool start)
         /* Frame recv control (enable multiple-packets per rx irq) */
         sh_eth_write(ndev, RMCR_RNC, RMCR);
 
-        sh_eth_write(ndev, DESC_I_RINT8 | DESC_I_RINT5 | DESC_I_TINT2, TRSCER);
+        sh_eth_write(ndev, mdp->cd->trscer_err_mask, TRSCER);
 
         if (mdp->cd->bculr)
                 sh_eth_write(ndev, 0x800, BCULR);       /* Burst sycle set */
diff --git a/drivers/net/ethernet/renesas/sh_eth.h b/drivers/net/ethernet/renesas/sh_eth.h
index 22301bf9c21d..71f5de1171bd 100644
--- a/drivers/net/ethernet/renesas/sh_eth.h
+++ b/drivers/net/ethernet/renesas/sh_eth.h
@@ -369,6 +369,8 @@ enum DESC_I_BIT {
         DESC_I_RINT1 = 0x0001,
 };
 
+#define DEFAULT_TRSCER_ERR_MASK (DESC_I_RINT8 | DESC_I_RINT5 | DESC_I_TINT2)
+
 /* RPADIR */
 enum RPADIR_BIT {
         RPADIR_PADS1 = 0x20000, RPADIR_PADS0 = 0x10000,
@@ -470,6 +472,9 @@ struct sh_eth_cpu_data {
         unsigned long tx_check;
         unsigned long eesr_err_check;
 
+        /* Error mask */
+        unsigned long trscer_err_mask;
+
         /* hardware features */
         unsigned long irq_flags; /* IRQ configuration flags */
         unsigned no_psr:1;      /* EtherC DO NOT have PSR */
diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c
index c560f9aeb55d..64d1cef4cda1 100644
--- a/drivers/net/ethernet/ti/cpsw.c
+++ b/drivers/net/ethernet/ti/cpsw.c
@@ -610,7 +610,7 @@ static void cpsw_set_promiscious(struct net_device *ndev, bool enable)
 
                         /* Clear all mcast from ALE */
                         cpsw_ale_flush_multicast(ale, ALE_ALL_PORTS <<
-                                                 priv->host_port);
+                                                 priv->host_port, -1);
 
                         /* Flood All Unicast Packets to Host port */
                         cpsw_ale_control_set(ale, 0, ALE_P0_UNI_FLOOD, 1);
@@ -634,6 +634,12 @@ static void cpsw_set_promiscious(struct net_device *ndev, bool enable)
 static void cpsw_ndo_set_rx_mode(struct net_device *ndev)
 {
         struct cpsw_priv *priv = netdev_priv(ndev);
+        int vid;
+
+        if (priv->data.dual_emac)
+                vid = priv->slaves[priv->emac_port].port_vlan;
+        else
+                vid = priv->data.default_vlan;
 
         if (ndev->flags & IFF_PROMISC) {
                 /* Enable promiscuous mode */
@@ -649,7 +655,8 @@ static void cpsw_ndo_set_rx_mode(struct net_device *ndev)
         cpsw_ale_set_allmulti(priv->ale, priv->ndev->flags & IFF_ALLMULTI);
 
         /* Clear all mcast from ALE */
-        cpsw_ale_flush_multicast(priv->ale, ALE_ALL_PORTS << priv->host_port);
+        cpsw_ale_flush_multicast(priv->ale, ALE_ALL_PORTS << priv->host_port,
+                                 vid);
 
         if (!netdev_mc_empty(ndev)) {
                 struct netdev_hw_addr *ha;
@@ -757,6 +764,14 @@ requeue:
 static irqreturn_t cpsw_interrupt(int irq, void *dev_id)
 {
         struct cpsw_priv *priv = dev_id;
+        int value = irq - priv->irqs_table[0];
+
+        /* NOTICE: Ending IRQ here. The trick with the 'value' variable above
+         * is to make sure we will always write the correct value to the EOI
+         * register. Namely 0 for RX_THRESH Interrupt, 1 for RX Interrupt, 2
+         * for TX Interrupt and 3 for MISC Interrupt.
+         */
+        cpdma_ctlr_eoi(priv->dma, value);
 
         cpsw_intr_disable(priv);
         if (priv->irq_enabled == true) {
@@ -786,8 +801,6 @@ static int cpsw_poll(struct napi_struct *napi, int budget)
         int                     num_tx, num_rx;
 
         num_tx = cpdma_chan_process(priv->txch, 128);
-        if (num_tx)
-                cpdma_ctlr_eoi(priv->dma, CPDMA_EOI_TX);
 
         num_rx = cpdma_chan_process(priv->rxch, budget);
         if (num_rx < budget) {
@@ -795,7 +808,6 @@ static int cpsw_poll(struct napi_struct *napi, int budget)
 
                 napi_complete(napi);
                 cpsw_intr_enable(priv);
-                cpdma_ctlr_eoi(priv->dma, CPDMA_EOI_RX);
                 prim_cpsw = cpsw_get_slave_priv(priv, 0);
                 if (prim_cpsw->irq_enabled == false) {
                         prim_cpsw->irq_enabled = true;
@@ -1310,8 +1322,6 @@ static int cpsw_ndo_open(struct net_device *ndev)
         napi_enable(&priv->napi);
         cpdma_ctlr_start(priv->dma);
         cpsw_intr_enable(priv);
-        cpdma_ctlr_eoi(priv->dma, CPDMA_EOI_RX);
-        cpdma_ctlr_eoi(priv->dma, CPDMA_EOI_TX);
 
         prim_cpsw = cpsw_get_slave_priv(priv, 0);
         if (prim_cpsw->irq_enabled == false) {
@@ -1578,9 +1588,6 @@ static void cpsw_ndo_tx_timeout(struct net_device *ndev)
         cpdma_chan_start(priv->txch);
         cpdma_ctlr_int_ctrl(priv->dma, true);
         cpsw_intr_enable(priv);
-        cpdma_ctlr_eoi(priv->dma, CPDMA_EOI_RX);
-        cpdma_ctlr_eoi(priv->dma, CPDMA_EOI_TX);
-
 }
 
 static int cpsw_ndo_set_mac_address(struct net_device *ndev, void *p)
@@ -1620,9 +1627,6 @@ static void cpsw_ndo_poll_controller(struct net_device *ndev)
         cpsw_interrupt(ndev->irq, priv);
         cpdma_ctlr_int_ctrl(priv->dma, true);
         cpsw_intr_enable(priv);
-        cpdma_ctlr_eoi(priv->dma, CPDMA_EOI_RX);
-        cpdma_ctlr_eoi(priv->dma, CPDMA_EOI_TX);
-
 }
 #endif
 
diff --git a/drivers/net/ethernet/ti/cpsw_ale.c b/drivers/net/ethernet/ti/cpsw_ale.c
index 097ebe7077ac..5246b3a18ff8 100644
--- a/drivers/net/ethernet/ti/cpsw_ale.c
+++ b/drivers/net/ethernet/ti/cpsw_ale.c
@@ -234,7 +234,7 @@ static void cpsw_ale_flush_mcast(struct cpsw_ale *ale, u32 *ale_entry,
                 cpsw_ale_set_entry_type(ale_entry, ALE_TYPE_FREE);
 }
 
-int cpsw_ale_flush_multicast(struct cpsw_ale *ale, int port_mask)
+int cpsw_ale_flush_multicast(struct cpsw_ale *ale, int port_mask, int vid)
 {
         u32 ale_entry[ALE_ENTRY_WORDS];
         int ret, idx;
@@ -245,6 +245,14 @@ int cpsw_ale_flush_multicast(struct cpsw_ale *ale, int port_mask)
                 if (ret != ALE_TYPE_ADDR && ret != ALE_TYPE_VLAN_ADDR)
                         continue;
 
+                /* if vid passed is -1 then remove all multicast entry from
+                 * the table irrespective of vlan id, if a valid vlan id is
+                 * passed then remove only multicast added to that vlan id.
+                 * if vlan id doesn't match then move on to next entry.
+                 */
+                if (vid != -1 && cpsw_ale_get_vlan_id(ale_entry) != vid)
+                        continue;
+
                 if (cpsw_ale_get_mcast(ale_entry)) {
                         u8 addr[6];
 
diff --git a/drivers/net/ethernet/ti/cpsw_ale.h b/drivers/net/ethernet/ti/cpsw_ale.h
index c0d4127aa549..af1e7ecd87c6 100644
--- a/drivers/net/ethernet/ti/cpsw_ale.h
+++ b/drivers/net/ethernet/ti/cpsw_ale.h
@@ -92,7 +92,7 @@ void cpsw_ale_stop(struct cpsw_ale *ale);
 
 int cpsw_ale_set_ageout(struct cpsw_ale *ale, int ageout);
 int cpsw_ale_flush(struct cpsw_ale *ale, int port_mask);
-int cpsw_ale_flush_multicast(struct cpsw_ale *ale, int port_mask);
+int cpsw_ale_flush_multicast(struct cpsw_ale *ale, int port_mask, int vid);
 int cpsw_ale_add_ucast(struct cpsw_ale *ale, u8 *addr, int port,
                        int flags, u16 vid);
 int cpsw_ale_del_ucast(struct cpsw_ale *ale, u8 *addr, int port,
diff --git a/drivers/net/ethernet/xilinx/ll_temac_main.c b/drivers/net/ethernet/xilinx/ll_temac_main.c
index 9c2d91ea0af4..dbcbf0c5bcfa 100644
--- a/drivers/net/ethernet/xilinx/ll_temac_main.c
+++ b/drivers/net/ethernet/xilinx/ll_temac_main.c
@@ -1043,6 +1043,7 @@ static int temac_of_probe(struct platform_device *op)
         lp->regs = of_iomap(op->dev.of_node, 0);
         if (!lp->regs) {
                 dev_err(&op->dev, "could not map temac regs.\n");
+                rc = -ENOMEM;
                 goto nodev;
         }
 
@@ -1062,6 +1063,7 @@ static int temac_of_probe(struct platform_device *op)
         np = of_parse_phandle(op->dev.of_node, "llink-connected", 0);
         if (!np) {
                 dev_err(&op->dev, "could not find DMA node\n");
+                rc = -ENODEV;
                 goto err_iounmap;
         }
 
diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
index c18a0c637c44..a6d2860b712c 100644
--- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
+++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
@@ -1501,6 +1501,7 @@ static int axienet_of_probe(struct platform_device *op)
         lp->regs = of_iomap(op->dev.of_node, 0);
         if (!lp->regs) {
                 dev_err(&op->dev, "could not map Axi Ethernet regs.\n");
+                ret = -ENOMEM;
                 goto nodev;
         }
         /* Setup checksum offload, but default to off if not specified */
@@ -1563,6 +1564,7 @@ static int axienet_of_probe(struct platform_device *op)
         np = of_parse_phandle(op->dev.of_node, "axistream-connected", 0);
         if (!np) {
                 dev_err(&op->dev, "could not find DMA node\n");
+                ret = -ENODEV;
                 goto err_iounmap;
         }
         lp->dma_regs = of_iomap(np, 0);
diff --git a/drivers/net/ethernet/xilinx/xilinx_emaclite.c b/drivers/net/ethernet/xilinx/xilinx_emaclite.c
index 24858799c204..9d4ce388510a 100644
--- a/drivers/net/ethernet/xilinx/xilinx_emaclite.c
+++ b/drivers/net/ethernet/xilinx/xilinx_emaclite.c
@@ -1109,6 +1109,7 @@ static int xemaclite_of_probe(struct platform_device *ofdev)
         res = platform_get_resource(ofdev, IORESOURCE_IRQ, 0);
         if (!res) {
                 dev_err(dev, "no IRQ found\n");
+                rc = -ENXIO;
                 goto error;
         }
 
diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c
index 93e224217e24..f7ff493f1e73 100644
--- a/drivers/net/team/team.c
+++ b/drivers/net/team/team.c
@@ -629,6 +629,7 @@ static int team_change_mode(struct team *team, const char *kind)
 static void team_notify_peers_work(struct work_struct *work)
 {
         struct team *team;
+        int val;
 
         team = container_of(work, struct team, notify_peers.dw.work);
 
@@ -636,9 +637,14 @@ static void team_notify_peers_work(struct work_struct *work)
                 schedule_delayed_work(&team->notify_peers.dw, 0);
                 return;
         }
+        val = atomic_dec_if_positive(&team->notify_peers.count_pending);
+        if (val < 0) {
+                rtnl_unlock();
+                return;
+        }
         call_netdevice_notifiers(NETDEV_NOTIFY_PEERS, team->dev);
         rtnl_unlock();
-        if (!atomic_dec_and_test(&team->notify_peers.count_pending))
+        if (val)
                 schedule_delayed_work(&team->notify_peers.dw,
                                       msecs_to_jiffies(team->notify_peers.interval));
 }
@@ -669,6 +675,7 @@ static void team_notify_peers_fini(struct team *team)
 static void team_mcast_rejoin_work(struct work_struct *work)
 {
         struct team *team;
+        int val;
 
         team = container_of(work, struct team, mcast_rejoin.dw.work);
 
@@ -676,9 +683,14 @@ static void team_mcast_rejoin_work(struct work_struct *work)
                 schedule_delayed_work(&team->mcast_rejoin.dw, 0);
                 return;
         }
+        val = atomic_dec_if_positive(&team->mcast_rejoin.count_pending);
+        if (val < 0) {
+                rtnl_unlock();
+                return;
+        }
         call_netdevice_notifiers(NETDEV_RESEND_IGMP, team->dev);
         rtnl_unlock();
-        if (!atomic_dec_and_test(&team->mcast_rejoin.count_pending))
+        if (val)
                 schedule_delayed_work(&team->mcast_rejoin.dw,
                                       msecs_to_jiffies(team->mcast_rejoin.interval));
 }
diff --git a/drivers/net/usb/kaweth.c b/drivers/net/usb/kaweth.c
index dcb6d33141e0..1e9cdca37014 100644
--- a/drivers/net/usb/kaweth.c
+++ b/drivers/net/usb/kaweth.c
@@ -1276,7 +1276,7 @@ static int usb_start_wait_urb(struct urb *urb, int timeout, int* actual_length)
         awd.done = 0;
 
         urb->context = &awd;
-        status = usb_submit_urb(urb, GFP_NOIO);
+        status = usb_submit_urb(urb, GFP_ATOMIC);
         if (status) {
                 // something went wrong
                 usb_free_urb(urb);
diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
index b8a82b86f909..602dc6668c3a 100644
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
@@ -56,6 +56,8 @@ struct qmi_wwan_state {
 /* default ethernet address used by the modem */
 static const u8 default_modem_addr[ETH_ALEN] = {0x02, 0x50, 0xf3};
 
+static const u8 buggy_fw_addr[ETH_ALEN] = {0x00, 0xa0, 0xc6, 0x00, 0x00, 0x00};
+
 /* Make up an ethernet header if the packet doesn't have one.
  *
  * A firmware bug common among several devices cause them to send raw
@@ -332,10 +334,12 @@ next_desc:
                 usb_driver_release_interface(driver, info->data);
         }
 
-        /* Never use the same address on both ends of the link, even
-         * if the buggy firmware told us to.
+        /* Never use the same address on both ends of the link, even if the
+         * buggy firmware told us to. Or, if device is assigned the well-known
+         * buggy firmware MAC address, replace it with a random address,
          */
-        if (ether_addr_equal(dev->net->dev_addr, default_modem_addr))
+        if (ether_addr_equal(dev->net->dev_addr, default_modem_addr) ||
+            ether_addr_equal(dev->net->dev_addr, buggy_fw_addr))
                 eth_hw_addr_random(dev->net);
 
         /* make MAC addr easily distinguishable from an IP header */
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 2d1c77e81836..57ec23e8ccfa 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -1897,6 +1897,22 @@ static void _rtl8152_set_rx_mode(struct net_device *netdev)
         netif_wake_queue(netdev);
 }
 
+static netdev_features_t
+rtl8152_features_check(struct sk_buff *skb, struct net_device *dev,
+                       netdev_features_t features)
+{
+        u32 mss = skb_shinfo(skb)->gso_size;
+        int max_offset = mss ? GTTCPHO_MAX : TCPHO_MAX;
+        int offset = skb_transport_offset(skb);
+
+        if ((mss || skb->ip_summed == CHECKSUM_PARTIAL) && offset > max_offset)
+                features &= ~(NETIF_F_ALL_CSUM | NETIF_F_GSO_MASK);
+        else if ((skb->len + sizeof(struct tx_desc)) > agg_buf_sz)
+                features &= ~NETIF_F_GSO_MASK;
+
+        return features;
+}
+
 static netdev_tx_t rtl8152_start_xmit(struct sk_buff *skb,
                                       struct net_device *netdev)
 {
@@ -3706,6 +3722,7 @@ static const struct net_device_ops rtl8152_netdev_ops = {
         .ndo_set_mac_address    = rtl8152_set_mac_address,
         .ndo_change_mtu         = rtl8152_change_mtu,
         .ndo_validate_addr      = eth_validate_addr,
+        .ndo_features_check     = rtl8152_features_check,
 };
 
 static void r8152b_get_version(struct r8152 *tp)
diff --git a/drivers/net/wireless/iwlwifi/iwl-7000.c b/drivers/net/wireless/iwlwifi/iwl-7000.c
index e5be2d21868f..a5f9198d5747 100644
--- a/drivers/net/wireless/iwlwifi/iwl-7000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-7000.c
@@ -69,8 +69,8 @@
 #include "iwl-agn-hw.h"
 
 /* Highest firmware API version supported */
-#define IWL7260_UCODE_API_MAX   10
-#define IWL3160_UCODE_API_MAX   10
+#define IWL7260_UCODE_API_MAX   12
+#define IWL3160_UCODE_API_MAX   12
 
 /* Oldest version we won't warn about */
 #define IWL7260_UCODE_API_OK    10
@@ -105,7 +105,7 @@
 #define IWL7265_MODULE_FIRMWARE(api) IWL7265_FW_PRE __stringify(api) ".ucode"
 
 #define IWL7265D_FW_PRE "iwlwifi-7265D-"
-#define IWL7265D_MODULE_FIRMWARE(api) IWL7265_FW_PRE __stringify(api) ".ucode"
+#define IWL7265D_MODULE_FIRMWARE(api) IWL7265D_FW_PRE __stringify(api) ".ucode"
 
 #define NVM_HW_SECTION_NUM_FAMILY_7000          0
 
diff --git a/drivers/net/wireless/iwlwifi/iwl-8000.c b/drivers/net/wireless/iwlwifi/iwl-8000.c
index bf0a95cb7153..3668fc57e770 100644
--- a/drivers/net/wireless/iwlwifi/iwl-8000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-8000.c
@@ -69,7 +69,7 @@
 #include "iwl-agn-hw.h"
 
 /* Highest firmware API version supported */
-#define IWL8000_UCODE_API_MAX   10
+#define IWL8000_UCODE_API_MAX   12
 
 /* Oldest version we won't warn about */
 #define IWL8000_UCODE_API_OK    10
diff --git a/drivers/net/wireless/iwlwifi/iwl-fw-file.h b/drivers/net/wireless/iwlwifi/iwl-fw-file.h
index f2a047f6bb3e..1bbe4fc47b97 100644
--- a/drivers/net/wireless/iwlwifi/iwl-fw-file.h
+++ b/drivers/net/wireless/iwlwifi/iwl-fw-file.h
@@ -243,6 +243,9 @@ enum iwl_ucode_tlv_flag {
  * @IWL_UCODE_TLV_API_SF_NO_DUMMY_NOTIF: ucode supports disabling dummy notif.
  * @IWL_UCODE_TLV_API_FRAGMENTED_SCAN: This ucode supports active dwell time
  *      longer than the passive one, which is essential for fragmented scan.
+ * @IWL_UCODE_TLV_API_BASIC_DWELL: use only basic dwell time in scan command,
+ *      regardless of the band or the number of the probes. FW will calculate
+ *      the actual dwell time.
  */
 enum iwl_ucode_tlv_api {
         IWL_UCODE_TLV_API_WOWLAN_CONFIG_TID     = BIT(0),
@@ -253,6 +256,7 @@ enum iwl_ucode_tlv_api {
         IWL_UCODE_TLV_API_LMAC_SCAN             = BIT(6),
         IWL_UCODE_TLV_API_SF_NO_DUMMY_NOTIF     = BIT(7),
         IWL_UCODE_TLV_API_FRAGMENTED_SCAN       = BIT(8),
+        IWL_UCODE_TLV_API_BASIC_DWELL           = BIT(13),
 };
 
 /**
diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h b/drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h
index 1f2acf47bfb2..201846de94e7 100644
--- a/drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h
+++ b/drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h
@@ -672,6 +672,7 @@ struct iwl_scan_channel_opt {
  * @IWL_MVM_LMAC_SCAN_FLAG_FRAGMENTED: all passive scans will be fragmented
  * @IWL_MVM_LMAC_SCAN_FLAGS_RRM_ENABLED: insert WFA vendor-specific TPC report
  *      and DS parameter set IEs into probe requests.
+ * @IWL_MVM_LMAC_SCAN_FLAG_MATCH: Send match found notification on matches
  */
 enum iwl_mvm_lmac_scan_flags {
         IWL_MVM_LMAC_SCAN_FLAG_PASS_ALL         = BIT(0),
@@ -681,6 +682,7 @@ enum iwl_mvm_lmac_scan_flags {
         IWL_MVM_LMAC_SCAN_FLAG_MULTIPLE_SSIDS   = BIT(4),
         IWL_MVM_LMAC_SCAN_FLAG_FRAGMENTED       = BIT(5),
         IWL_MVM_LMAC_SCAN_FLAGS_RRM_ENABLED     = BIT(6),
+        IWL_MVM_LMAC_SCAN_FLAG_MATCH            = BIT(9),
 };
 
 enum iwl_scan_priority {
diff --git a/drivers/net/wireless/iwlwifi/mvm/scan.c b/drivers/net/wireless/iwlwifi/mvm/scan.c
index e5294d01181e..ec9a8e7bae1d 100644
--- a/drivers/net/wireless/iwlwifi/mvm/scan.c
+++ b/drivers/net/wireless/iwlwifi/mvm/scan.c
@@ -171,15 +171,21 @@ static void iwl_mvm_scan_fill_ssids(struct iwl_ssid_ie *cmd_ssid,
  * already included in the probe template, so we need to set only
  * req->n_ssids - 1 bits in addition to the first bit.
  */
-static u16 iwl_mvm_get_active_dwell(enum ieee80211_band band, int n_ssids)
+static u16 iwl_mvm_get_active_dwell(struct iwl_mvm *mvm,
+                                    enum ieee80211_band band, int n_ssids)
 {
+        if (mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BASIC_DWELL)
+                return 10;
         if (band == IEEE80211_BAND_2GHZ)
                 return 20  + 3 * (n_ssids + 1);
         return 10  + 2 * (n_ssids + 1);
 }
 
-static u16 iwl_mvm_get_passive_dwell(enum ieee80211_band band)
+static u16 iwl_mvm_get_passive_dwell(struct iwl_mvm *mvm,
+                                     enum ieee80211_band band)
 {
+        if (mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BASIC_DWELL)
+                        return 110;
         return band == IEEE80211_BAND_2GHZ ? 100 + 20 : 100 + 10;
 }
 
@@ -331,7 +337,8 @@ static void iwl_mvm_scan_calc_params(struct iwl_mvm *mvm,
                  */
                 if (vif->type == NL80211_IFTYPE_P2P_DEVICE) {
                         u32 passive_dwell =
-                                iwl_mvm_get_passive_dwell(IEEE80211_BAND_2GHZ);
+                                iwl_mvm_get_passive_dwell(mvm,
+                                                          IEEE80211_BAND_2GHZ);
                         params->max_out_time = passive_dwell;
                 } else {
                         params->passive_fragmented = true;
@@ -348,8 +355,8 @@ not_bound:
                         params->dwell[band].passive = frag_passive_dwell;
                 else
                         params->dwell[band].passive =
-                                iwl_mvm_get_passive_dwell(band);
-                params->dwell[band].active = iwl_mvm_get_active_dwell(band,
+                                iwl_mvm_get_passive_dwell(mvm, band);
+                params->dwell[band].active = iwl_mvm_get_active_dwell(mvm, band,
                                                                       n_ssids);
         }
 }
@@ -1448,6 +1455,8 @@ int iwl_mvm_unified_sched_scan_lmac(struct iwl_mvm *mvm,
 
         if (iwl_mvm_scan_pass_all(mvm, req))
                 flags |= IWL_MVM_LMAC_SCAN_FLAG_PASS_ALL;
+        else
+                flags |= IWL_MVM_LMAC_SCAN_FLAG_MATCH;
 
         if (req->n_ssids == 1 && req->ssids[0].ssid_len != 0)
                 flags |= IWL_MVM_LMAC_SCAN_FLAG_PRE_CONNECTION;
diff --git a/drivers/net/wireless/iwlwifi/mvm/tx.c b/drivers/net/wireless/iwlwifi/mvm/tx.c
index 4f15d9decc81..4333306ccdee 100644
--- a/drivers/net/wireless/iwlwifi/mvm/tx.c
+++ b/drivers/net/wireless/iwlwifi/mvm/tx.c
@@ -108,8 +108,12 @@ void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb,
                         tx_flags &= ~TX_CMD_FLG_SEQ_CTL;
         }
 
-        /* tid_tspec will default to 0 = BE when QOS isn't enabled */
-        ac = tid_to_mac80211_ac[tx_cmd->tid_tspec];
+        /* Default to 0 (BE) when tid_spec is set to IWL_TID_NON_QOS */
+        if (tx_cmd->tid_tspec < IWL_MAX_TID_COUNT)
+                ac = tid_to_mac80211_ac[tx_cmd->tid_tspec];
+        else
+                ac = tid_to_mac80211_ac[0];
+
         tx_flags |= iwl_mvm_bt_coex_tx_prio(mvm, hdr, info, ac) <<
                         TX_CMD_FLG_BT_PRIO_POS;
 
diff --git a/drivers/net/wireless/iwlwifi/mvm/utils.c b/drivers/net/wireless/iwlwifi/mvm/utils.c
index e56e77ef5d2e..917431e30f74 100644
--- a/drivers/net/wireless/iwlwifi/mvm/utils.c
+++ b/drivers/net/wireless/iwlwifi/mvm/utils.c
@@ -665,7 +665,7 @@ bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm)
         if (num_of_ant(mvm->fw->valid_rx_ant) == 1)
                 return false;
 
-        if (!mvm->cfg->rx_with_siso_diversity)
+        if (mvm->cfg->rx_with_siso_diversity)
                 return false;
 
         ieee80211_iterate_active_interfaces_atomic(
diff --git a/drivers/net/wireless/iwlwifi/pcie/drv.c b/drivers/net/wireless/iwlwifi/pcie/drv.c
index 2f0c4b170344..d5aadb00dd9e 100644
--- a/drivers/net/wireless/iwlwifi/pcie/drv.c
+++ b/drivers/net/wireless/iwlwifi/pcie/drv.c
@@ -527,8 +527,10 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
         else if (cfg == &iwl7265_n_cfg)
                 cfg_7265d = &iwl7265d_n_cfg;
         if (cfg_7265d &&
-            (iwl_trans->hw_rev & CSR_HW_REV_TYPE_MSK) == CSR_HW_REV_TYPE_7265D)
+            (iwl_trans->hw_rev & CSR_HW_REV_TYPE_MSK) == CSR_HW_REV_TYPE_7265D) {
                 cfg = cfg_7265d;
+                iwl_trans->cfg = cfg_7265d;
+        }
 #endif
 
         pci_set_drvdata(pdev, iwl_trans);
diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c
index 846a2e6e34d8..c70efb9a6e78 100644
--- a/drivers/net/wireless/rtlwifi/pci.c
+++ b/drivers/net/wireless/rtlwifi/pci.c
@@ -666,7 +666,8 @@ tx_status_ok:
 }
 
 static int _rtl_pci_init_one_rxdesc(struct ieee80211_hw *hw,
-                                    u8 *entry, int rxring_idx, int desc_idx)
+                                    struct sk_buff *new_skb, u8 *entry,
+                                    int rxring_idx, int desc_idx)
 {
         struct rtl_priv *rtlpriv = rtl_priv(hw);
         struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
@@ -674,11 +675,15 @@ static int _rtl_pci_init_one_rxdesc(struct ieee80211_hw *hw,
         u8 tmp_one = 1;
         struct sk_buff *skb;
 
+        if (likely(new_skb)) {
+                skb = new_skb;
+                goto remap;
+        }
         skb = dev_alloc_skb(rtlpci->rxbuffersize);
         if (!skb)
                 return 0;
-        rtlpci->rx_ring[rxring_idx].rx_buf[desc_idx] = skb;
 
+remap:
         /* just set skb->cb to mapping addr for pci_unmap_single use */
         *((dma_addr_t *)skb->cb) =
                 pci_map_single(rtlpci->pdev, skb_tail_pointer(skb),
@@ -686,6 +691,7 @@ static int _rtl_pci_init_one_rxdesc(struct ieee80211_hw *hw,
         bufferaddress = *((dma_addr_t *)skb->cb);
         if (pci_dma_mapping_error(rtlpci->pdev, bufferaddress))
                 return 0;
+        rtlpci->rx_ring[rxring_idx].rx_buf[desc_idx] = skb;
         if (rtlpriv->use_new_trx_flow) {
                 rtlpriv->cfg->ops->set_desc(hw, (u8 *)entry, false,
                                             HW_DESC_RX_PREPARE,
@@ -781,6 +787,7 @@ static void _rtl_pci_rx_interrupt(struct ieee80211_hw *hw)
                 /*rx pkt */
                 struct sk_buff *skb = rtlpci->rx_ring[rxring_idx].rx_buf[
                                       rtlpci->rx_ring[rxring_idx].idx];
+                struct sk_buff *new_skb;
 
                 if (rtlpriv->use_new_trx_flow) {
                         rx_remained_cnt =
@@ -807,6 +814,13 @@ static void _rtl_pci_rx_interrupt(struct ieee80211_hw *hw)
                 pci_unmap_single(rtlpci->pdev, *((dma_addr_t *)skb->cb),
                                  rtlpci->rxbuffersize, PCI_DMA_FROMDEVICE);
 
+                /* get a new skb - if fail, old one will be reused */
+                new_skb = dev_alloc_skb(rtlpci->rxbuffersize);
+                if (unlikely(!new_skb)) {
+                        pr_err("Allocation of new skb failed in %s\n",
+                               __func__);
+                        goto no_new;
+                }
                 if (rtlpriv->use_new_trx_flow) {
                         buffer_desc =
                           &rtlpci->rx_ring[rxring_idx].buffer_desc
@@ -911,14 +925,16 @@ static void _rtl_pci_rx_interrupt(struct ieee80211_hw *hw)
                         schedule_work(&rtlpriv->works.lps_change_work);
                 }
 end:
+                skb = new_skb;
+no_new:
                 if (rtlpriv->use_new_trx_flow) {
-                        _rtl_pci_init_one_rxdesc(hw, (u8 *)buffer_desc,
+                        _rtl_pci_init_one_rxdesc(hw, skb, (u8 *)buffer_desc,
                                                  rxring_idx,
-                                               rtlpci->rx_ring[rxring_idx].idx);
+                                                 rtlpci->rx_ring[rxring_idx].idx);
                 } else {
-                        _rtl_pci_init_one_rxdesc(hw, (u8 *)pdesc, rxring_idx,
+                        _rtl_pci_init_one_rxdesc(hw, skb, (u8 *)pdesc,
+                                                 rxring_idx,
                                                  rtlpci->rx_ring[rxring_idx].idx);
-
                         if (rtlpci->rx_ring[rxring_idx].idx ==
                             rtlpci->rxringcount - 1)
                                 rtlpriv->cfg->ops->set_desc(hw, (u8 *)pdesc,
@@ -1307,7 +1323,7 @@ static int _rtl_pci_init_rx_ring(struct ieee80211_hw *hw, int rxring_idx)
                 rtlpci->rx_ring[rxring_idx].idx = 0;
                 for (i = 0; i < rtlpci->rxringcount; i++) {
                         entry = &rtlpci->rx_ring[rxring_idx].buffer_desc[i];
-                        if (!_rtl_pci_init_one_rxdesc(hw, (u8 *)entry,
+                        if (!_rtl_pci_init_one_rxdesc(hw, NULL, (u8 *)entry,
                                                       rxring_idx, i))
                                 return -ENOMEM;
                 }
@@ -1332,7 +1348,7 @@ static int _rtl_pci_init_rx_ring(struct ieee80211_hw *hw, int rxring_idx)
 
                 for (i = 0; i < rtlpci->rxringcount; i++) {
                         entry = &rtlpci->rx_ring[rxring_idx].desc[i];
-                        if (!_rtl_pci_init_one_rxdesc(hw, (u8 *)entry,
+                        if (!_rtl_pci_init_one_rxdesc(hw, NULL, (u8 *)entry,
                                                       rxring_idx, i))
                                 return -ENOMEM;
                 }
diff --git a/drivers/net/xen-netback/xenbus.c b/drivers/net/xen-netback/xenbus.c
index efbaf2ae1999..794204e34fba 100644
--- a/drivers/net/xen-netback/xenbus.c
+++ b/drivers/net/xen-netback/xenbus.c
@@ -737,6 +737,7 @@ static void connect(struct backend_info *be)
                 }
 
                 queue->remaining_credit = credit_bytes;
+                queue->credit_usec = credit_usec;
 
                 err = connect_rings(be, queue);
                 if (err) {
diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c
index 22bcb4e12e2a..d8c10764f130 100644
--- a/drivers/net/xen-netfront.c
+++ b/drivers/net/xen-netfront.c
@@ -88,10 +88,8 @@ struct netfront_cb {
 #define IRQ_NAME_SIZE (QUEUE_NAME_SIZE + 3)
 
 struct netfront_stats {
-        u64                     rx_packets;
-        u64                     tx_packets;
-        u64                     rx_bytes;
-        u64                     tx_bytes;
+        u64                     packets;
+        u64                     bytes;
         struct u64_stats_sync   syncp;
 };
 
@@ -160,7 +158,8 @@ struct netfront_info {
         struct netfront_queue *queues;
 
         /* Statistics */
-        struct netfront_stats __percpu *stats;
+        struct netfront_stats __percpu *rx_stats;
+        struct netfront_stats __percpu *tx_stats;
 
         atomic_t rx_gso_checksum_fixup;
 };
@@ -565,7 +564,7 @@ static int xennet_start_xmit(struct sk_buff *skb, struct net_device *dev)
 {
         unsigned short id;
         struct netfront_info *np = netdev_priv(dev);
-        struct netfront_stats *stats = this_cpu_ptr(np->stats);
+        struct netfront_stats *tx_stats = this_cpu_ptr(np->tx_stats);
         struct xen_netif_tx_request *tx;
         char *data = skb->data;
         RING_IDX i;
@@ -672,10 +671,10 @@ static int xennet_start_xmit(struct sk_buff *skb, struct net_device *dev)
         if (notify)
                 notify_remote_via_irq(queue->tx_irq);
 
-        u64_stats_update_begin(&stats->syncp);
-        stats->tx_bytes += skb->len;
-        stats->tx_packets++;
-        u64_stats_update_end(&stats->syncp);
+        u64_stats_update_begin(&tx_stats->syncp);
+        tx_stats->bytes += skb->len;
+        tx_stats->packets++;
+        u64_stats_update_end(&tx_stats->syncp);
 
         /* Note: It is not safe to access skb after xennet_tx_buf_gc()! */
         xennet_tx_buf_gc(queue);
@@ -931,7 +930,7 @@ static int checksum_setup(struct net_device *dev, struct sk_buff *skb)
 static int handle_incoming_queue(struct netfront_queue *queue,
                                  struct sk_buff_head *rxq)
 {
-        struct netfront_stats *stats = this_cpu_ptr(queue->info->stats);
+        struct netfront_stats *rx_stats = this_cpu_ptr(queue->info->rx_stats);
         int packets_dropped = 0;
         struct sk_buff *skb;
 
@@ -952,10 +951,10 @@ static int handle_incoming_queue(struct netfront_queue *queue,
                         continue;
                 }
 
-                u64_stats_update_begin(&stats->syncp);
-                stats->rx_packets++;
-                stats->rx_bytes += skb->len;
-                u64_stats_update_end(&stats->syncp);
+                u64_stats_update_begin(&rx_stats->syncp);
+                rx_stats->packets++;
+                rx_stats->bytes += skb->len;
+                u64_stats_update_end(&rx_stats->syncp);
 
                 /* Pass it up. */
                 napi_gro_receive(&queue->napi, skb);
@@ -1079,18 +1078,22 @@ static struct rtnl_link_stats64 *xennet_get_stats64(struct net_device *dev,
         int cpu;
 
         for_each_possible_cpu(cpu) {
-                struct netfront_stats *stats = per_cpu_ptr(np->stats, cpu);
+                struct netfront_stats *rx_stats = per_cpu_ptr(np->rx_stats, cpu);
+                struct netfront_stats *tx_stats = per_cpu_ptr(np->tx_stats, cpu);
                 u64 rx_packets, rx_bytes, tx_packets, tx_bytes;
                 unsigned int start;
 
                 do {
-                        start = u64_stats_fetch_begin_irq(&stats->syncp);
+                        start = u64_stats_fetch_begin_irq(&tx_stats->syncp);
+                        tx_packets = tx_stats->packets;
+                        tx_bytes = tx_stats->bytes;
+                } while (u64_stats_fetch_retry_irq(&tx_stats->syncp, start));
 
-                        rx_packets = stats->rx_packets;
-                        tx_packets = stats->tx_packets;
-                        rx_bytes = stats->rx_bytes;
-                        tx_bytes = stats->tx_bytes;
-                } while (u64_stats_fetch_retry_irq(&stats->syncp, start));
+                do {
+                        start = u64_stats_fetch_begin_irq(&rx_stats->syncp);
+                        rx_packets = rx_stats->packets;
+                        rx_bytes = rx_stats->bytes;
+                } while (u64_stats_fetch_retry_irq(&rx_stats->syncp, start));
 
                 tot->rx_packets += rx_packets;
                 tot->tx_packets += tx_packets;
@@ -1275,6 +1278,15 @@ static const struct net_device_ops xennet_netdev_ops = {
 #endif
 };
 
+static void xennet_free_netdev(struct net_device *netdev)
+{
+        struct netfront_info *np = netdev_priv(netdev);
+
+        free_percpu(np->rx_stats);
+        free_percpu(np->tx_stats);
+        free_netdev(netdev);
+}
+
 static struct net_device *xennet_create_dev(struct xenbus_device *dev)
 {
         int err;
@@ -1295,8 +1307,11 @@ static struct net_device *xennet_create_dev(struct xenbus_device *dev)
         np->queues = NULL;
 
         err = -ENOMEM;
-        np->stats = netdev_alloc_pcpu_stats(struct netfront_stats);
-        if (np->stats == NULL)
+        np->rx_stats = netdev_alloc_pcpu_stats(struct netfront_stats);
+        if (np->rx_stats == NULL)
+                goto exit;
+        np->tx_stats = netdev_alloc_pcpu_stats(struct netfront_stats);
+        if (np->tx_stats == NULL)
                 goto exit;
 
         netdev->netdev_ops      = &xennet_netdev_ops;
@@ -1327,7 +1342,7 @@ static struct net_device *xennet_create_dev(struct xenbus_device *dev)
         return netdev;
 
  exit:
-        free_netdev(netdev);
+        xennet_free_netdev(netdev);
         return ERR_PTR(err);
 }
 
@@ -1369,7 +1384,7 @@ static int netfront_probe(struct xenbus_device *dev,
         return 0;
 
  fail:
-        free_netdev(netdev);
+        xennet_free_netdev(netdev);
         dev_set_drvdata(&dev->dev, NULL);
         return err;
 }
@@ -2189,9 +2204,7 @@ static int xennet_remove(struct xenbus_device *dev)
                 info->queues = NULL;
         }
 
-        free_percpu(info->stats);
-
-        free_netdev(info->netdev);
+        xennet_free_netdev(info->netdev);
 
         return 0;
 }
diff --git a/drivers/phy/phy-miphy28lp.c b/drivers/phy/phy-miphy28lp.c
index e34da13885e8..27fa62ce6136 100644
--- a/drivers/phy/phy-miphy28lp.c
+++ b/drivers/phy/phy-miphy28lp.c
@@ -1050,7 +1050,8 @@ static int miphy28lp_init(struct phy *phy)
                 ret = miphy28lp_init_usb3(miphy_phy);
                 break;
         default:
-                return -EINVAL;
+                ret = -EINVAL;
+                break;
         }
 
         mutex_unlock(&miphy_dev->miphy_mutex);
diff --git a/drivers/phy/phy-omap-control.c b/drivers/phy/phy-omap-control.c
index c96e8183a8ff..efe724f97e02 100644
--- a/drivers/phy/phy-omap-control.c
+++ b/drivers/phy/phy-omap-control.c
@@ -29,10 +29,9 @@
 /**
  * omap_control_pcie_pcs - set the PCS delay count
  * @dev: the control module device
- * @id: index of the pcie PHY (should be 1 or 2)
  * @delay: 8 bit delay value
  */
-void omap_control_pcie_pcs(struct device *dev, u8 id, u8 delay)
+void omap_control_pcie_pcs(struct device *dev, u8 delay)
 {
         u32 val;
         struct omap_control_phy *control_phy;
@@ -55,8 +54,8 @@ void omap_control_pcie_pcs(struct device *dev, u8 id, u8 delay)
 
         val = readl(control_phy->pcie_pcs);
         val &= ~(OMAP_CTRL_PCIE_PCS_MASK <<
-                (id * OMAP_CTRL_PCIE_PCS_DELAY_COUNT_SHIFT));
-        val |= delay << (id * OMAP_CTRL_PCIE_PCS_DELAY_COUNT_SHIFT);
+                OMAP_CTRL_PCIE_PCS_DELAY_COUNT_SHIFT);
+        val |= (delay << OMAP_CTRL_PCIE_PCS_DELAY_COUNT_SHIFT);
         writel(val, control_phy->pcie_pcs);
 }
 EXPORT_SYMBOL_GPL(omap_control_pcie_pcs);
diff --git a/drivers/phy/phy-sun4i-usb.c b/drivers/phy/phy-sun4i-usb.c
index fb02a67c9181..a2b08f3ccb03 100644
--- a/drivers/phy/phy-sun4i-usb.c
+++ b/drivers/phy/phy-sun4i-usb.c
@@ -244,7 +244,8 @@ static int sun4i_usb_phy_probe(struct platform_device *pdev)
         else
                 data->num_phys = 3;
 
-        if (of_device_is_compatible(np, "allwinner,sun4i-a10-usb-phy"))
+        if (of_device_is_compatible(np, "allwinner,sun4i-a10-usb-phy") ||
+            of_device_is_compatible(np, "allwinner,sun6i-a31-usb-phy"))
                 data->disc_thresh = 3;
         else
                 data->disc_thresh = 2;
diff --git a/drivers/phy/phy-ti-pipe3.c b/drivers/phy/phy-ti-pipe3.c
index 1387b4d4afe3..465de2c800f2 100644
--- a/drivers/phy/phy-ti-pipe3.c
+++ b/drivers/phy/phy-ti-pipe3.c
@@ -82,7 +82,6 @@ struct ti_pipe3 {
         struct clk              *refclk;
         struct clk              *div_clk;
         struct pipe3_dpll_map   *dpll_map;
-        u8                      id;
 };
 
 static struct pipe3_dpll_map dpll_map_usb[] = {
@@ -217,8 +216,13 @@ static int ti_pipe3_init(struct phy *x)
         u32 val;
         int ret = 0;
 
+        /*
+         * Set pcie_pcs register to 0x96 for proper functioning of phy
+         * as recommended in AM572x TRM SPRUHZ6, section 18.5.2.2, table
+         * 18-1804.
+         */
         if (of_device_is_compatible(phy->dev->of_node, "ti,phy-pipe3-pcie")) {
-                omap_control_pcie_pcs(phy->control_dev, phy->id, 0xF1);
+                omap_control_pcie_pcs(phy->control_dev, 0x96);
                 return 0;
         }
 
@@ -347,8 +351,6 @@ static int ti_pipe3_probe(struct platform_device *pdev)
         }
 
         if (of_device_is_compatible(node, "ti,phy-pipe3-pcie")) {
-                if (of_property_read_u8(node, "id", &phy->id) < 0)
-                        phy->id = 1;
 
                 clk = devm_clk_get(phy->dev, "dpll_ref");
                 if (IS_ERR(clk)) {
diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c
index ba74f0aa60c7..3c22dbebc80f 100644
--- a/drivers/pinctrl/pinctrl-rockchip.c
+++ b/drivers/pinctrl/pinctrl-rockchip.c
@@ -89,6 +89,7 @@ struct rockchip_iomux {
  * @reg_pull: optional separate register for additional pull settings
  * @clk: clock of the gpio bank
  * @irq: interrupt of the gpio bank
+ * @saved_enables: Saved content of GPIO_INTEN at suspend time.
  * @pin_base: first pin number
  * @nr_pins: number of pins in this bank
  * @name: name of the bank
@@ -107,6 +108,7 @@ struct rockchip_pin_bank {
         struct regmap                   *regmap_pull;
         struct clk                      *clk;
         int                             irq;
+        u32                             saved_enables;
         u32                             pin_base;
         u8                              nr_pins;
         char                            *name;
@@ -1543,6 +1545,51 @@ static int rockchip_irq_set_type(struct irq_data *d, unsigned int type)
         return 0;
 }
 
+static void rockchip_irq_suspend(struct irq_data *d)
+{
+        struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d);
+        struct rockchip_pin_bank *bank = gc->private;
+
+        bank->saved_enables = irq_reg_readl(gc, GPIO_INTEN);
+        irq_reg_writel(gc, gc->wake_active, GPIO_INTEN);
+}
+
+static void rockchip_irq_resume(struct irq_data *d)
+{
+        struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d);
+        struct rockchip_pin_bank *bank = gc->private;
+
+        irq_reg_writel(gc, bank->saved_enables, GPIO_INTEN);
+}
+
+static void rockchip_irq_disable(struct irq_data *d)
+{
+        struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d);
+        u32 val;
+
+        irq_gc_lock(gc);
+
+        val = irq_reg_readl(gc, GPIO_INTEN);
+        val &= ~d->mask;
+        irq_reg_writel(gc, val, GPIO_INTEN);
+
+        irq_gc_unlock(gc);
+}
+
+static void rockchip_irq_enable(struct irq_data *d)
+{
+        struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d);
+        u32 val;
+
+        irq_gc_lock(gc);
+
+        val = irq_reg_readl(gc, GPIO_INTEN);
+        val |= d->mask;
+        irq_reg_writel(gc, val, GPIO_INTEN);
+
+        irq_gc_unlock(gc);
+}
+
 static int rockchip_interrupts_register(struct platform_device *pdev,
                                                 struct rockchip_pinctrl *info)
 {
@@ -1581,12 +1628,16 @@ static int rockchip_interrupts_register(struct platform_device *pdev,
                 gc = irq_get_domain_generic_chip(bank->domain, 0);
                 gc->reg_base = bank->reg_base;
                 gc->private = bank;
-                gc->chip_types[0].regs.mask = GPIO_INTEN;
+                gc->chip_types[0].regs.mask = GPIO_INTMASK;
                 gc->chip_types[0].regs.ack = GPIO_PORTS_EOI;
                 gc->chip_types[0].chip.irq_ack = irq_gc_ack_set_bit;
-                gc->chip_types[0].chip.irq_mask = irq_gc_mask_clr_bit;
-                gc->chip_types[0].chip.irq_unmask = irq_gc_mask_set_bit;
+                gc->chip_types[0].chip.irq_mask = irq_gc_mask_set_bit;
+                gc->chip_types[0].chip.irq_unmask = irq_gc_mask_clr_bit;
+                gc->chip_types[0].chip.irq_enable = rockchip_irq_enable;
+                gc->chip_types[0].chip.irq_disable = rockchip_irq_disable;
                 gc->chip_types[0].chip.irq_set_wake = irq_gc_set_wake;
+                gc->chip_types[0].chip.irq_suspend = rockchip_irq_suspend;
+                gc->chip_types[0].chip.irq_resume = rockchip_irq_resume;
                 gc->chip_types[0].chip.irq_set_type = rockchip_irq_set_type;
                 gc->wake_enabled = IRQ_MSK(bank->nr_pins);
 
diff --git a/drivers/pinctrl/pinctrl-st.c b/drivers/pinctrl/pinctrl-st.c
index 7c9d51382248..9e5ec00084bb 100644
--- a/drivers/pinctrl/pinctrl-st.c
+++ b/drivers/pinctrl/pinctrl-st.c
@@ -1012,8 +1012,10 @@ static void st_pinconf_dbg_show(struct pinctrl_dev *pctldev,
                                    struct seq_file *s, unsigned pin_id)
 {
         unsigned long config;
-        st_pinconf_get(pctldev, pin_id, &config);
 
+        mutex_unlock(&pctldev->mutex);
+        st_pinconf_get(pctldev, pin_id, &config);
+        mutex_lock(&pctldev->mutex);
         seq_printf(s, "[OE:%ld,PU:%ld,OD:%ld]\n"
                 "\t\t[retime:%ld,invclk:%ld,clknotdat:%ld,"
                 "de:%ld,rt-clk:%ld,rt-delay:%ld]",
@@ -1443,6 +1445,7 @@ static struct gpio_chip st_gpio_template = {
 
 static struct irq_chip st_gpio_irqchip = {
         .name           = "GPIO",
+        .irq_disable    = st_gpio_irq_mask,
         .irq_mask       = st_gpio_irq_mask,
         .irq_unmask     = st_gpio_irq_unmask,
         .irq_set_type   = st_gpio_irq_set_type,
diff --git a/drivers/s390/crypto/ap_bus.c b/drivers/s390/crypto/ap_bus.c
index 91e97ec01418..4d41bf75c233 100644
--- a/drivers/s390/crypto/ap_bus.c
+++ b/drivers/s390/crypto/ap_bus.c
@@ -1163,9 +1163,13 @@ static inline int ap_test_config_card_id(unsigned int id)
  */
 static inline int ap_test_config_domain(unsigned int domain)
 {
-        if (!ap_configuration)
-                return 1;
-        return ap_test_config(ap_configuration->aqm, domain);
+        if (!ap_configuration)    /* QCI not supported */
+                if (domain < 16)
+                        return 1; /* then domains 0...15 are configured */
+                else
+                        return 0;
+        else
+                return ap_test_config(ap_configuration->aqm, domain);
 }
 
 /**
diff --git a/drivers/staging/vt6655/baseband.c b/drivers/staging/vt6655/baseband.c
index 86c72ba0a0cd..f8c5fc371c4c 100644
--- a/drivers/staging/vt6655/baseband.c
+++ b/drivers/staging/vt6655/baseband.c
@@ -2177,7 +2177,7 @@ bool BBbVT3253Init(struct vnt_private *priv)
                 /* Init ANT B select,RX Config CR10 = 0x28->0x2A, 0x2A->0x28(VC1/VC2 define, make the ANT_A, ANT_B inverted) */
                 /*bResult &= BBbWriteEmbedded(dwIoBase,0x0a,0x28);*/
                 /* Select VC1/VC2, CR215 = 0x02->0x06 */
-                bResult &= BBbWriteEmbedded(dwIoBase, 0xd7, 0x06);
+                bResult &= BBbWriteEmbedded(priv, 0xd7, 0x06);
                 /* }} */
 
                 for (ii = 0; ii < CB_VT3253B0_AGC; ii++)
diff --git a/drivers/staging/vt6655/channel.c b/drivers/staging/vt6655/channel.c
index c8f739dd346e..70f870541f92 100644
--- a/drivers/staging/vt6655/channel.c
+++ b/drivers/staging/vt6655/channel.c
@@ -182,6 +182,14 @@ bool set_channel(void *pDeviceHandler, unsigned int uConnectionChannel)
         if (pDevice->byCurrentCh == uConnectionChannel)
                 return bResult;
 
+        /* Set VGA to max sensitivity */
+        if (pDevice->bUpdateBBVGA &&
+            pDevice->byBBVGACurrent != pDevice->abyBBVGA[0]) {
+                pDevice->byBBVGACurrent = pDevice->abyBBVGA[0];
+
+                BBvSetVGAGainOffset(pDevice, pDevice->byBBVGACurrent);
+        }
+
         /* clear NAV */
         MACvRegBitsOn(pDevice->PortOffset, MAC_REG_MACCR, MACCR_CLRNAV);
 
diff --git a/drivers/staging/vt6655/device_main.c b/drivers/staging/vt6655/device_main.c
index 83e4162c0094..cd1a277d853b 100644
--- a/drivers/staging/vt6655/device_main.c
+++ b/drivers/staging/vt6655/device_main.c
@@ -1232,7 +1232,7 @@ static int vnt_tx_packet(struct vnt_private *priv, struct sk_buff *skb)
 
         head_td = priv->apCurrTD[dma_idx];
 
-        head_td->m_td1TD1.byTCR = (TCR_EDP|TCR_STP);
+        head_td->m_td1TD1.byTCR = 0;
 
         head_td->pTDInfo->skb = skb;
 
@@ -1257,6 +1257,11 @@ static int vnt_tx_packet(struct vnt_private *priv, struct sk_buff *skb)
 
         priv->bPWBitOn = false;
 
+        /* Set TSR1 & ReqCount in TxDescHead */
+        head_td->m_td1TD1.byTCR |= (TCR_STP | TCR_EDP | EDMSDU);
+        head_td->m_td1TD1.wReqCount =
+                        cpu_to_le16((u16)head_td->pTDInfo->dwReqCount);
+
         head_td->pTDInfo->byFlags = TD_FLAGS_NETIF_SKB;
 
         if (dma_idx == TYPE_AC0DMA)
@@ -1500,9 +1505,11 @@ static void vnt_bss_info_changed(struct ieee80211_hw *hw,
                 if (conf->enable_beacon) {
                         vnt_beacon_enable(priv, vif, conf);
 
-                        MACvRegBitsOn(priv, MAC_REG_TCR, TCR_AUTOBCNTX);
+                        MACvRegBitsOn(priv->PortOffset, MAC_REG_TCR,
+                                      TCR_AUTOBCNTX);
                 } else {
-                        MACvRegBitsOff(priv, MAC_REG_TCR, TCR_AUTOBCNTX);
+                        MACvRegBitsOff(priv->PortOffset, MAC_REG_TCR,
+                                       TCR_AUTOBCNTX);
                 }
         }
 
diff --git a/drivers/staging/vt6655/rxtx.c b/drivers/staging/vt6655/rxtx.c
index 61c39dd7ad01..b5b0155961f2 100644
--- a/drivers/staging/vt6655/rxtx.c
+++ b/drivers/staging/vt6655/rxtx.c
@@ -1204,13 +1204,10 @@ s_cbFillTxBufHead(struct vnt_private *pDevice, unsigned char byPktType,
 
         ptdCurr = (PSTxDesc)pHeadTD;
 
-        ptdCurr->pTDInfo->dwReqCount = cbReqCount - uPadding;
+        ptdCurr->pTDInfo->dwReqCount = cbReqCount;
         ptdCurr->pTDInfo->dwHeaderLength = cbHeaderLength;
         ptdCurr->pTDInfo->skb_dma = ptdCurr->pTDInfo->buf_dma;
         ptdCurr->buff_addr = cpu_to_le32(ptdCurr->pTDInfo->skb_dma);
-        /* Set TSR1 & ReqCount in TxDescHead */
-        ptdCurr->m_td1TD1.byTCR |= (TCR_STP | TCR_EDP | EDMSDU);
-        ptdCurr->m_td1TD1.wReqCount = cpu_to_le16((unsigned short)(cbReqCount));
 
         return cbHeaderLength;
 }
diff --git a/drivers/target/iscsi/iscsi_target.c b/drivers/target/iscsi/iscsi_target.c
index 55f6774f706f..aebde3289c50 100644
--- a/drivers/target/iscsi/iscsi_target.c
+++ b/drivers/target/iscsi/iscsi_target.c
@@ -2027,10 +2027,10 @@ iscsit_process_text_cmd(struct iscsi_conn *conn, struct iscsi_cmd *cmd,
                 goto reject;
         }
         if (!strncmp("=All", text_ptr, 4)) {
-                cmd->cmd_flags |= IFC_SENDTARGETS_ALL;
+                cmd->cmd_flags |= ICF_SENDTARGETS_ALL;
         } else if (!strncmp("=iqn.", text_ptr, 5) ||
                    !strncmp("=eui.", text_ptr, 5)) {
-                cmd->cmd_flags |= IFC_SENDTARGETS_SINGLE;
+                cmd->cmd_flags |= ICF_SENDTARGETS_SINGLE;
         } else {
                 pr_err("Unable to locate valid SendTargets=%s value\n", text_ptr);
                 goto reject;
@@ -3415,10 +3415,10 @@ iscsit_build_sendtargets_response(struct iscsi_cmd *cmd,
                 return -ENOMEM;
         }
         /*
-         * Locate pointer to iqn./eui. string for IFC_SENDTARGETS_SINGLE
+         * Locate pointer to iqn./eui. string for ICF_SENDTARGETS_SINGLE
          * explicit case..
          */
-        if (cmd->cmd_flags & IFC_SENDTARGETS_SINGLE) {
+        if (cmd->cmd_flags & ICF_SENDTARGETS_SINGLE) {
                 text_ptr = strchr(text_in, '=');
                 if (!text_ptr) {
                         pr_err("Unable to locate '=' string in text_in:"
@@ -3434,7 +3434,7 @@ iscsit_build_sendtargets_response(struct iscsi_cmd *cmd,
 
         spin_lock(&tiqn_lock);
         list_for_each_entry(tiqn, &g_tiqn_list, tiqn_list) {
-                if ((cmd->cmd_flags & IFC_SENDTARGETS_SINGLE) &&
+                if ((cmd->cmd_flags & ICF_SENDTARGETS_SINGLE) &&
                      strcmp(tiqn->tiqn, text_ptr)) {
                         continue;
                 }
@@ -3512,7 +3512,7 @@ eob:
                 if (end_of_buf)
                         break;
 
-                if (cmd->cmd_flags & IFC_SENDTARGETS_SINGLE)
+                if (cmd->cmd_flags & ICF_SENDTARGETS_SINGLE)
                         break;
         }
         spin_unlock(&tiqn_lock);
diff --git a/drivers/target/iscsi/iscsi_target_core.h b/drivers/target/iscsi/iscsi_target_core.h
index 09a522bae222..cbcff38ac9b7 100644
--- a/drivers/target/iscsi/iscsi_target_core.h
+++ b/drivers/target/iscsi/iscsi_target_core.h
@@ -135,8 +135,8 @@ enum cmd_flags_table {
         ICF_CONTIG_MEMORY                       = 0x00000020,
         ICF_ATTACHED_TO_RQUEUE                  = 0x00000040,
         ICF_OOO_CMDSN                           = 0x00000080,
-        IFC_SENDTARGETS_ALL                     = 0x00000100,
-        IFC_SENDTARGETS_SINGLE                  = 0x00000200,
+        ICF_SENDTARGETS_ALL                     = 0x00000100,
+        ICF_SENDTARGETS_SINGLE                  = 0x00000200,
 };
 
 /* struct iscsi_cmd->i_state */
diff --git a/drivers/target/target_core_device.c b/drivers/target/target_core_device.c
index 7653cfb027a2..58f49ff69b14 100644
--- a/drivers/target/target_core_device.c
+++ b/drivers/target/target_core_device.c
@@ -1103,51 +1103,6 @@ int se_dev_set_queue_depth(struct se_device *dev, u32 queue_depth)
 }
 EXPORT_SYMBOL(se_dev_set_queue_depth);
 
-int se_dev_set_fabric_max_sectors(struct se_device *dev, u32 fabric_max_sectors)
-{
-        int block_size = dev->dev_attrib.block_size;
-
-        if (dev->export_count) {
-                pr_err("dev[%p]: Unable to change SE Device"
-                        " fabric_max_sectors while export_count is %d\n",
-                        dev, dev->export_count);
-                return -EINVAL;
-        }
-        if (!fabric_max_sectors) {
-                pr_err("dev[%p]: Illegal ZERO value for"
-                        " fabric_max_sectors\n", dev);
-                return -EINVAL;
-        }
-        if (fabric_max_sectors < DA_STATUS_MAX_SECTORS_MIN) {
-                pr_err("dev[%p]: Passed fabric_max_sectors: %u less than"
-                        " DA_STATUS_MAX_SECTORS_MIN: %u\n", dev, fabric_max_sectors,
-                                DA_STATUS_MAX_SECTORS_MIN);
-                return -EINVAL;
-        }
-        if (fabric_max_sectors > DA_STATUS_MAX_SECTORS_MAX) {
-                pr_err("dev[%p]: Passed fabric_max_sectors: %u"
-                        " greater than DA_STATUS_MAX_SECTORS_MAX:"
-                        " %u\n", dev, fabric_max_sectors,
-                        DA_STATUS_MAX_SECTORS_MAX);
-                return -EINVAL;
-        }
-        /*
-         * Align max_sectors down to PAGE_SIZE to follow transport_allocate_data_tasks()
-         */
-        if (!block_size) {
-                block_size = 512;
-                pr_warn("Defaulting to 512 for zero block_size\n");
-        }
-        fabric_max_sectors = se_dev_align_max_sectors(fabric_max_sectors,
-                                                      block_size);
-
-        dev->dev_attrib.fabric_max_sectors = fabric_max_sectors;
-        pr_debug("dev[%p]: SE Device max_sectors changed to %u\n",
-                        dev, fabric_max_sectors);
-        return 0;
-}
-EXPORT_SYMBOL(se_dev_set_fabric_max_sectors);
-
 int se_dev_set_optimal_sectors(struct se_device *dev, u32 optimal_sectors)
 {
         if (dev->export_count) {
@@ -1156,10 +1111,10 @@ int se_dev_set_optimal_sectors(struct se_device *dev, u32 optimal_sectors)
                         dev, dev->export_count);
                 return -EINVAL;
         }
-        if (optimal_sectors > dev->dev_attrib.fabric_max_sectors) {
+        if (optimal_sectors > dev->dev_attrib.hw_max_sectors) {
                 pr_err("dev[%p]: Passed optimal_sectors %u cannot be"
-                        " greater than fabric_max_sectors: %u\n", dev,
-                        optimal_sectors, dev->dev_attrib.fabric_max_sectors);
+                        " greater than hw_max_sectors: %u\n", dev,
+                        optimal_sectors, dev->dev_attrib.hw_max_sectors);
                 return -EINVAL;
         }
 
@@ -1553,8 +1508,6 @@ struct se_device *target_alloc_device(struct se_hba *hba, const char *name)
         dev->dev_attrib.unmap_granularity_alignment =
                                 DA_UNMAP_GRANULARITY_ALIGNMENT_DEFAULT;
         dev->dev_attrib.max_write_same_len = DA_MAX_WRITE_SAME_LEN;
-        dev->dev_attrib.fabric_max_sectors = DA_FABRIC_MAX_SECTORS;
-        dev->dev_attrib.optimal_sectors = DA_FABRIC_MAX_SECTORS;
 
         xcopy_lun = &dev->xcopy_lun;
         xcopy_lun->lun_se_dev = dev;
@@ -1595,6 +1548,7 @@ int target_configure_device(struct se_device *dev)
         dev->dev_attrib.hw_max_sectors =
                 se_dev_align_max_sectors(dev->dev_attrib.hw_max_sectors,
                                          dev->dev_attrib.hw_block_size);
+        dev->dev_attrib.optimal_sectors = dev->dev_attrib.hw_max_sectors;
 
         dev->dev_index = scsi_get_new_index(SCSI_DEVICE_INDEX);
         dev->creation_time = get_jiffies_64();
diff --git a/drivers/target/target_core_file.c b/drivers/target/target_core_file.c
index c2aea099ea4a..d836de200a03 100644
--- a/drivers/target/target_core_file.c
+++ b/drivers/target/target_core_file.c
@@ -621,7 +621,16 @@ fd_execute_rw(struct se_cmd *cmd, struct scatterlist *sgl, u32 sgl_nents,
         struct fd_prot fd_prot;
         sense_reason_t rc;
         int ret = 0;
-
+        /*
+         * We are currently limited by the number of iovecs (2048) per
+         * single vfs_[writev,readv] call.
+         */
+        if (cmd->data_length > FD_MAX_BYTES) {
+                pr_err("FILEIO: Not able to process I/O of %u bytes due to"
+                       "FD_MAX_BYTES: %u iovec count limitiation\n",
+                        cmd->data_length, FD_MAX_BYTES);
+                return TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+        }
         /*
          * Call vectorized fileio functions to map struct scatterlist
          * physical memory addresses to struct iovec virtual memory.
@@ -959,7 +968,6 @@ static struct configfs_attribute *fileio_backend_dev_attrs[] = {
         &fileio_dev_attrib_hw_block_size.attr,
         &fileio_dev_attrib_block_size.attr,
         &fileio_dev_attrib_hw_max_sectors.attr,
-        &fileio_dev_attrib_fabric_max_sectors.attr,
         &fileio_dev_attrib_optimal_sectors.attr,
         &fileio_dev_attrib_hw_queue_depth.attr,
         &fileio_dev_attrib_queue_depth.attr,
diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c
index 3efff94fbd97..78346b850968 100644
--- a/drivers/target/target_core_iblock.c
+++ b/drivers/target/target_core_iblock.c
@@ -124,7 +124,7 @@ static int iblock_configure_device(struct se_device *dev)
         q = bdev_get_queue(bd);
 
         dev->dev_attrib.hw_block_size = bdev_logical_block_size(bd);
-        dev->dev_attrib.hw_max_sectors = UINT_MAX;
+        dev->dev_attrib.hw_max_sectors = queue_max_hw_sectors(q);
         dev->dev_attrib.hw_queue_depth = q->nr_requests;
 
         /*
@@ -883,7 +883,6 @@ static struct configfs_attribute *iblock_backend_dev_attrs[] = {
         &iblock_dev_attrib_hw_block_size.attr,
         &iblock_dev_attrib_block_size.attr,
         &iblock_dev_attrib_hw_max_sectors.attr,
-        &iblock_dev_attrib_fabric_max_sectors.attr,
         &iblock_dev_attrib_optimal_sectors.attr,
         &iblock_dev_attrib_hw_queue_depth.attr,
         &iblock_dev_attrib_queue_depth.attr,
diff --git a/drivers/target/target_core_pr.c b/drivers/target/target_core_pr.c
index d56f2aaba9af..283cf786ef98 100644
--- a/drivers/target/target_core_pr.c
+++ b/drivers/target/target_core_pr.c
@@ -528,6 +528,18 @@ static int core_scsi3_pr_seq_non_holder(
 
                         return 0;
                 }
+       } else if (we && registered_nexus) {
+               /*
+                * Reads are allowed for Write Exclusive locks
+                * from all registrants.
+                */
+               if (cmd->data_direction == DMA_FROM_DEVICE) {
+                       pr_debug("Allowing READ CDB: 0x%02x for %s"
+                               " reservation\n", cdb[0],
+                               core_scsi3_pr_dump_type(pr_reg_type));
+
+                       return 0;
+               }
         }
         pr_debug("%s Conflict for %sregistered nexus %s CDB: 0x%2x"
                 " for %s reservation\n", transport_dump_cmd_direction(cmd),
diff --git a/drivers/target/target_core_rd.c b/drivers/target/target_core_rd.c
index 60ebd170a561..98e83ac5661b 100644
--- a/drivers/target/target_core_rd.c
+++ b/drivers/target/target_core_rd.c
@@ -657,7 +657,6 @@ static struct configfs_attribute *rd_mcp_backend_dev_attrs[] = {
         &rd_mcp_dev_attrib_hw_block_size.attr,
         &rd_mcp_dev_attrib_block_size.attr,
         &rd_mcp_dev_attrib_hw_max_sectors.attr,
-        &rd_mcp_dev_attrib_fabric_max_sectors.attr,
         &rd_mcp_dev_attrib_optimal_sectors.attr,
         &rd_mcp_dev_attrib_hw_queue_depth.attr,
         &rd_mcp_dev_attrib_queue_depth.attr,
diff --git a/drivers/target/target_core_sbc.c b/drivers/target/target_core_sbc.c
index 11bea1952435..cd4bed7b2757 100644
--- a/drivers/target/target_core_sbc.c
+++ b/drivers/target/target_core_sbc.c
@@ -953,21 +953,6 @@ sbc_parse_cdb(struct se_cmd *cmd, struct sbc_ops *ops)
 
         if (cmd->se_cmd_flags & SCF_SCSI_DATA_CDB) {
                 unsigned long long end_lba;
-
-                if (sectors > dev->dev_attrib.fabric_max_sectors) {
-                        printk_ratelimited(KERN_ERR "SCSI OP %02xh with too"
-                                " big sectors %u exceeds fabric_max_sectors:"
-                                " %u\n", cdb[0], sectors,
-                                dev->dev_attrib.fabric_max_sectors);
-                        return TCM_INVALID_CDB_FIELD;
-                }
-                if (sectors > dev->dev_attrib.hw_max_sectors) {
-                        printk_ratelimited(KERN_ERR "SCSI OP %02xh with too"
-                                " big sectors %u exceeds backend hw_max_sectors:"
-                                " %u\n", cdb[0], sectors,
-                                dev->dev_attrib.hw_max_sectors);
-                        return TCM_INVALID_CDB_FIELD;
-                }
 check_lba:
                 end_lba = dev->transport->get_blocks(dev) + 1;
                 if (cmd->t_task_lba + sectors > end_lba) {
diff --git a/drivers/target/target_core_spc.c b/drivers/target/target_core_spc.c
index 1307600fe726..4c71657da56a 100644
--- a/drivers/target/target_core_spc.c
+++ b/drivers/target/target_core_spc.c
@@ -505,7 +505,6 @@ static sense_reason_t
 spc_emulate_evpd_b0(struct se_cmd *cmd, unsigned char *buf)
 {
         struct se_device *dev = cmd->se_dev;
-        u32 max_sectors;
         int have_tp = 0;
         int opt, min;
 
@@ -539,9 +538,7 @@ spc_emulate_evpd_b0(struct se_cmd *cmd, unsigned char *buf)
         /*
          * Set MAXIMUM TRANSFER LENGTH
          */
-        max_sectors = min(dev->dev_attrib.fabric_max_sectors,
-                          dev->dev_attrib.hw_max_sectors);
-        put_unaligned_be32(max_sectors, &buf[8]);
+        put_unaligned_be32(dev->dev_attrib.hw_max_sectors, &buf[8]);
 
         /*
          * Set OPTIMAL TRANSFER LENGTH
diff --git a/drivers/target/target_core_user.c b/drivers/target/target_core_user.c
index 8bfa61c9693d..1157b559683b 100644
--- a/drivers/target/target_core_user.c
+++ b/drivers/target/target_core_user.c
@@ -1118,7 +1118,6 @@ static struct configfs_attribute *tcmu_backend_dev_attrs[] = {
         &tcmu_dev_attrib_hw_block_size.attr,
         &tcmu_dev_attrib_block_size.attr,
         &tcmu_dev_attrib_hw_max_sectors.attr,
-        &tcmu_dev_attrib_fabric_max_sectors.attr,
         &tcmu_dev_attrib_optimal_sectors.attr,
         &tcmu_dev_attrib_hw_queue_depth.attr,
         &tcmu_dev_attrib_queue_depth.attr,
diff --git a/drivers/thermal/imx_thermal.c b/drivers/thermal/imx_thermal.c
index c1188ac053c9..2ccbc0788353 100644
--- a/drivers/thermal/imx_thermal.c
+++ b/drivers/thermal/imx_thermal.c
@@ -608,6 +608,7 @@ static int imx_thermal_suspend(struct device *dev)
         regmap_write(map, TEMPSENSE0 + REG_CLR, TEMPSENSE0_MEASURE_TEMP);
         regmap_write(map, TEMPSENSE0 + REG_SET, TEMPSENSE0_POWER_DOWN);
         data->mode = THERMAL_DEVICE_DISABLED;
+        clk_disable_unprepare(data->thermal_clk);
 
         return 0;
 }
@@ -617,6 +618,7 @@ static int imx_thermal_resume(struct device *dev)
         struct imx_thermal_data *data = dev_get_drvdata(dev);
         struct regmap *map = data->tempmon;
 
+        clk_prepare_enable(data->thermal_clk);
         /* Enabled thermal sensor after resume */
         regmap_write(map, TEMPSENSE0 + REG_CLR, TEMPSENSE0_POWER_DOWN);
         regmap_write(map, TEMPSENSE0 + REG_SET, TEMPSENSE0_MEASURE_TEMP);
diff --git a/drivers/thermal/int340x_thermal/acpi_thermal_rel.c b/drivers/thermal/int340x_thermal/acpi_thermal_rel.c
index 231cabc16e16..2c2ec7666eb1 100644
--- a/drivers/thermal/int340x_thermal/acpi_thermal_rel.c
+++ b/drivers/thermal/int340x_thermal/acpi_thermal_rel.c
@@ -119,15 +119,11 @@ int acpi_parse_trt(acpi_handle handle, int *trt_count, struct trt **trtp,
                         continue;
 
                 result = acpi_bus_get_device(trt->source, &adev);
-                if (!result)
-                        acpi_create_platform_device(adev);
-                else
+                if (result)
                         pr_warn("Failed to get source ACPI device\n");
 
                 result = acpi_bus_get_device(trt->target, &adev);
-                if (!result)
-                        acpi_create_platform_device(adev);
-                else
+                if (result)
                         pr_warn("Failed to get target ACPI device\n");
         }
 
@@ -206,16 +202,12 @@ int acpi_parse_art(acpi_handle handle, int *art_count, struct art **artp,
 
                 if (art->source) {
                         result = acpi_bus_get_device(art->source, &adev);
-                        if (!result)
-                                acpi_create_platform_device(adev);
-                        else
+                        if (result)
                                 pr_warn("Failed to get source ACPI device\n");
                 }
                 if (art->target) {
                         result = acpi_bus_get_device(art->target, &adev);
-                        if (!result)
-                                acpi_create_platform_device(adev);
-                        else
+                        if (result)
                                 pr_warn("Failed to get source ACPI device\n");
                 }
         }
diff --git a/drivers/thermal/int340x_thermal/processor_thermal_device.c b/drivers/thermal/int340x_thermal/processor_thermal_device.c
index 31bb553aac26..0fe5dbbea968 100644
--- a/drivers/thermal/int340x_thermal/processor_thermal_device.c
+++ b/drivers/thermal/int340x_thermal/processor_thermal_device.c
@@ -130,6 +130,8 @@ static int proc_thermal_add(struct device *dev,
         int ret;
 
         adev = ACPI_COMPANION(dev);
+        if (!adev)
+                return -ENODEV;
 
         status = acpi_evaluate_object(adev->handle, "PPCC", NULL, &buf);
         if (ACPI_FAILURE(status))
diff --git a/drivers/thermal/of-thermal.c b/drivers/thermal/of-thermal.c
index e145b66df444..d717f3dab6f1 100644
--- a/drivers/thermal/of-thermal.c
+++ b/drivers/thermal/of-thermal.c
@@ -149,7 +149,7 @@ EXPORT_SYMBOL_GPL(of_thermal_is_trip_valid);
  *
  * Return: pointer to trip points table, NULL otherwise
  */
-const struct thermal_trip * const
+const struct thermal_trip *
 of_thermal_get_trip_points(struct thermal_zone_device *tz)
 {
         struct __thermal_zone *data = tz->devdata;
diff --git a/drivers/thermal/rcar_thermal.c b/drivers/thermal/rcar_thermal.c
index 8803e693fe68..2580a4872f90 100644
--- a/drivers/thermal/rcar_thermal.c
+++ b/drivers/thermal/rcar_thermal.c
@@ -63,7 +63,7 @@ struct rcar_thermal_priv {
         struct mutex lock;
         struct list_head list;
         int id;
-        int ctemp;
+        u32 ctemp;
 };
 
 #define rcar_thermal_for_each_priv(pos, common) \
@@ -145,7 +145,7 @@ static int rcar_thermal_update_temp(struct rcar_thermal_priv *priv)
 {
         struct device *dev = rcar_priv_to_dev(priv);
         int i;
-        int ctemp, old, new;
+        u32 ctemp, old, new;
         int ret = -EINVAL;
 
         mutex_lock(&priv->lock);
@@ -372,6 +372,7 @@ static int rcar_thermal_probe(struct platform_device *pdev)
         int i;
         int ret = -ENODEV;
         int idle = IDLE_INTERVAL;
+        u32 enr_bits = 0;
 
         common = devm_kzalloc(dev, sizeof(*common), GFP_KERNEL);
         if (!common)
@@ -390,7 +391,7 @@ static int rcar_thermal_probe(struct platform_device *pdev)
 
                 /*
                  * platform has IRQ support.
-                 * Then, drier use common register
+                 * Then, driver uses common registers
                  */
 
                 ret = devm_request_irq(dev, irq->start, rcar_thermal_irq, 0,
@@ -408,9 +409,6 @@ static int rcar_thermal_probe(struct platform_device *pdev)
                 if (IS_ERR(common->base))
                         return PTR_ERR(common->base);
 
-                /* enable temperature comparation */
-                rcar_thermal_common_write(common, ENR, 0x00030303);
-
                 idle = 0; /* polling delay is not needed */
         }
 
@@ -452,8 +450,15 @@ static int rcar_thermal_probe(struct platform_device *pdev)
                         rcar_thermal_irq_enable(priv);
 
                 list_move_tail(&priv->list, &common->head);
+
+                /* update ENR bits */
+                enr_bits |= 3 << (i * 8);
         }
 
+        /* enable temperature comparation */
+        if (irq)
+                rcar_thermal_common_write(common, ENR, enr_bits);
+
         platform_set_drvdata(pdev, common);
 
         dev_info(dev, "%d sensor probed\n", i);
diff --git a/drivers/thermal/thermal_core.h b/drivers/thermal/thermal_core.h
index 9083e7520623..0531c752fbbb 100644
--- a/drivers/thermal/thermal_core.h
+++ b/drivers/thermal/thermal_core.h
@@ -91,7 +91,7 @@ int of_parse_thermal_zones(void);
 void of_thermal_destroy_zones(void);
 int of_thermal_get_ntrips(struct thermal_zone_device *);
 bool of_thermal_is_trip_valid(struct thermal_zone_device *, int);
-const struct thermal_trip * const
+const struct thermal_trip *
 of_thermal_get_trip_points(struct thermal_zone_device *);
 #else
 static inline int of_parse_thermal_zones(void) { return 0; }
@@ -105,7 +105,7 @@ static inline bool of_thermal_is_trip_valid(struct thermal_zone_device *tz,
 {
         return 0;
 }
-static inline const struct thermal_trip * const
+static inline const struct thermal_trip *
 of_thermal_get_trip_points(struct thermal_zone_device *tz)
 {
         return NULL;
diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c
index d2b496750d59..4ddfa60c9222 100644
--- a/drivers/tty/n_tty.c
+++ b/drivers/tty/n_tty.c
@@ -2399,17 +2399,12 @@ static unsigned int n_tty_poll(struct tty_struct *tty, struct file *file,
 
         poll_wait(file, &tty->read_wait, wait);
         poll_wait(file, &tty->write_wait, wait);
-        if (test_bit(TTY_OTHER_CLOSED, &tty->flags))
-                mask |= POLLHUP;
         if (input_available_p(tty, 1))
                 mask |= POLLIN | POLLRDNORM;
-        else if (mask & POLLHUP) {
-                tty_flush_to_ldisc(tty);
-                if (input_available_p(tty, 1))
-                        mask |= POLLIN | POLLRDNORM;
-        }
         if (tty->packet && tty->link->ctrl_status)
                 mask |= POLLPRI | POLLIN | POLLRDNORM;
+        if (test_bit(TTY_OTHER_CLOSED, &tty->flags))
+                mask |= POLLHUP;
         if (tty_hung_up_p(file))
                 mask |= POLLHUP;
         if (!(mask & (POLLHUP | POLLIN | POLLRDNORM))) {
diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c
index 31feeb2d0a66..d1f8dc6aabcb 100644
--- a/drivers/tty/serial/8250/8250_pci.c
+++ b/drivers/tty/serial/8250/8250_pci.c
@@ -1815,7 +1815,7 @@ pci_wch_ch353_setup(struct serial_private *priv,
 }
 
 static int
-pci_wch_ch382_setup(struct serial_private *priv,
+pci_wch_ch38x_setup(struct serial_private *priv,
                     const struct pciserial_board *board,
                     struct uart_8250_port *port, int idx)
 {
@@ -1880,6 +1880,7 @@ pci_wch_ch382_setup(struct serial_private *priv,
 
 #define PCIE_VENDOR_ID_WCH              0x1c00
 #define PCIE_DEVICE_ID_WCH_CH382_2S1P   0x3250
+#define PCIE_DEVICE_ID_WCH_CH384_4S     0x3470
 
 /* Unknown vendors/cards - this should not be in linux/pci_ids.h */
 #define PCI_SUBDEVICE_ID_UNKNOWN_0x1584 0x1584
@@ -2571,13 +2572,21 @@ static struct pci_serial_quirk pci_serial_quirks[] __refdata = {
                 .subdevice      = PCI_ANY_ID,
                 .setup          = pci_wch_ch353_setup,
         },
-        /* WCH CH382 2S1P card (16750 clone) */
+        /* WCH CH382 2S1P card (16850 clone) */
         {
                 .vendor         = PCIE_VENDOR_ID_WCH,
                 .device         = PCIE_DEVICE_ID_WCH_CH382_2S1P,
                 .subvendor      = PCI_ANY_ID,
                 .subdevice      = PCI_ANY_ID,
-                .setup          = pci_wch_ch382_setup,
+                .setup          = pci_wch_ch38x_setup,
+        },
+        /* WCH CH384 4S card (16850 clone) */
+        {
+                .vendor         = PCIE_VENDOR_ID_WCH,
+                .device         = PCIE_DEVICE_ID_WCH_CH384_4S,
+                .subvendor      = PCI_ANY_ID,
+                .subdevice      = PCI_ANY_ID,
+                .setup          = pci_wch_ch38x_setup,
         },
         /*
          * ASIX devices with FIFO bug
@@ -2876,6 +2885,7 @@ enum pci_board_num_t {
         pbn_fintek_4,
         pbn_fintek_8,
         pbn_fintek_12,
+        pbn_wch384_4,
 };
 
 /*
@@ -3675,6 +3685,14 @@ static struct pciserial_board pci_boards[] = {
                 .base_baud      = 115200,
                 .first_offset   = 0x40,
         },
+
+        [pbn_wch384_4] = {
+                .flags          = FL_BASE0,
+                .num_ports      = 4,
+                .base_baud      = 115200,
+                .uart_offset    = 8,
+                .first_offset   = 0xC0,
+        },
 };
 
 static const struct pci_device_id blacklist[] = {
@@ -3687,6 +3705,7 @@ static const struct pci_device_id blacklist[] = {
         { PCI_DEVICE(0x4348, 0x7053), }, /* WCH CH353 2S1P */
         { PCI_DEVICE(0x4348, 0x5053), }, /* WCH CH353 1S1P */
         { PCI_DEVICE(0x1c00, 0x3250), }, /* WCH CH382 2S1P */
+        { PCI_DEVICE(0x1c00, 0x3470), }, /* WCH CH384 4S */
 };
 
 /*
@@ -5400,6 +5419,10 @@ static struct pci_device_id serial_pci_tbl[] = {
                 PCI_ANY_ID, PCI_ANY_ID,
                 0, 0, pbn_b0_bt_2_115200 },
 
+        {       PCIE_VENDOR_ID_WCH, PCIE_DEVICE_ID_WCH_CH384_4S,
+                PCI_ANY_ID, PCI_ANY_ID,
+                0, 0, pbn_wch384_4 },
+
         /*
          * Commtech, Inc. Fastcom adapters
          */
diff --git a/drivers/tty/serial/samsung.c b/drivers/tty/serial/samsung.c
index 19273e31d224..107e80722575 100644
--- a/drivers/tty/serial/samsung.c
+++ b/drivers/tty/serial/samsung.c
@@ -1757,32 +1757,43 @@ static struct s3c24xx_serial_drv_data s5pv210_serial_drv_data = {
 #endif
 
 #if defined(CONFIG_ARCH_EXYNOS)
+#define EXYNOS_COMMON_SERIAL_DRV_DATA                           \
+        .info = &(struct s3c24xx_uart_info) {                   \
+                .name           = "Samsung Exynos UART",        \
+                .type           = PORT_S3C6400,                 \
+                .has_divslot    = 1,                            \
+                .rx_fifomask    = S5PV210_UFSTAT_RXMASK,        \
+                .rx_fifoshift   = S5PV210_UFSTAT_RXSHIFT,       \
+                .rx_fifofull    = S5PV210_UFSTAT_RXFULL,        \
+                .tx_fifofull    = S5PV210_UFSTAT_TXFULL,        \
+                .tx_fifomask    = S5PV210_UFSTAT_TXMASK,        \
+                .tx_fifoshift   = S5PV210_UFSTAT_TXSHIFT,       \
+                .def_clk_sel    = S3C2410_UCON_CLKSEL0,         \
+                .num_clks       = 1,                            \
+                .clksel_mask    = 0,                            \
+                .clksel_shift   = 0,                            \
+        },                                                      \
+        .def_cfg = &(struct s3c2410_uartcfg) {                  \
+                .ucon           = S5PV210_UCON_DEFAULT,         \
+                .ufcon          = S5PV210_UFCON_DEFAULT,        \
+                .has_fracval    = 1,                            \
+        }                                                       \
+
 static struct s3c24xx_serial_drv_data exynos4210_serial_drv_data = {
-        .info = &(struct s3c24xx_uart_info) {
-                .name           = "Samsung Exynos4 UART",
-                .type           = PORT_S3C6400,
-                .has_divslot    = 1,
-                .rx_fifomask    = S5PV210_UFSTAT_RXMASK,
-                .rx_fifoshift   = S5PV210_UFSTAT_RXSHIFT,
-                .rx_fifofull    = S5PV210_UFSTAT_RXFULL,
-                .tx_fifofull    = S5PV210_UFSTAT_TXFULL,
-                .tx_fifomask    = S5PV210_UFSTAT_TXMASK,
-                .tx_fifoshift   = S5PV210_UFSTAT_TXSHIFT,
-                .def_clk_sel    = S3C2410_UCON_CLKSEL0,
-                .num_clks       = 1,
-                .clksel_mask    = 0,
-                .clksel_shift   = 0,
-        },
-        .def_cfg = &(struct s3c2410_uartcfg) {
-                .ucon           = S5PV210_UCON_DEFAULT,
-                .ufcon          = S5PV210_UFCON_DEFAULT,
-                .has_fracval    = 1,
-        },
+        EXYNOS_COMMON_SERIAL_DRV_DATA,
         .fifosize = { 256, 64, 16, 16 },
 };
+
+static struct s3c24xx_serial_drv_data exynos5433_serial_drv_data = {
+        EXYNOS_COMMON_SERIAL_DRV_DATA,
+        .fifosize = { 64, 256, 16, 256 },
+};
+
 #define EXYNOS4210_SERIAL_DRV_DATA ((kernel_ulong_t)&exynos4210_serial_drv_data)
+#define EXYNOS5433_SERIAL_DRV_DATA ((kernel_ulong_t)&exynos5433_serial_drv_data)
 #else
 #define EXYNOS4210_SERIAL_DRV_DATA (kernel_ulong_t)NULL
+#define EXYNOS5433_SERIAL_DRV_DATA (kernel_ulong_t)NULL
 #endif
 
 static struct platform_device_id s3c24xx_serial_driver_ids[] = {
@@ -1804,6 +1815,9 @@ static struct platform_device_id s3c24xx_serial_driver_ids[] = {
         }, {
                 .name           = "exynos4210-uart",
                 .driver_data    = EXYNOS4210_SERIAL_DRV_DATA,
+        }, {
+                .name           = "exynos5433-uart",
+                .driver_data    = EXYNOS5433_SERIAL_DRV_DATA,
         },
         { },
 };
@@ -1823,6 +1837,8 @@ static const struct of_device_id s3c24xx_uart_dt_match[] = {
                 .data = (void *)S5PV210_SERIAL_DRV_DATA },
         { .compatible = "samsung,exynos4210-uart",
                 .data = (void *)EXYNOS4210_SERIAL_DRV_DATA },
+        { .compatible = "samsung,exynos5433-uart",
+                .data = (void *)EXYNOS5433_SERIAL_DRV_DATA },
         {},
 };
 MODULE_DEVICE_TABLE(of, s3c24xx_uart_dt_match);
diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c
index 57ca61b14670..984605bb5bf1 100644
--- a/drivers/tty/serial/serial_core.c
+++ b/drivers/tty/serial/serial_core.c
@@ -2164,7 +2164,9 @@ uart_report_port(struct uart_driver *drv, struct uart_port *port)
                 break;
         }
 
-        dev_info(port->dev, "%s%d at %s (irq = %d, base_baud = %d) is a %s\n",
+        printk(KERN_INFO "%s%s%s%d at %s (irq = %d, base_baud = %d) is a %s\n",
+               port->dev ? dev_name(port->dev) : "",
+               port->dev ? ": " : "",
                drv->dev_name,
                drv->tty_driver->name_base + port->line,
                address, port->irq, port->uartclk / 16, uart_type(port));
diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c
index 4f35b43e2475..51f066aa375e 100644
--- a/drivers/tty/tty_io.c
+++ b/drivers/tty/tty_io.c
@@ -1464,6 +1464,9 @@ static int tty_reopen(struct tty_struct *tty)
             driver->subtype == PTY_TYPE_MASTER)
                 return -EIO;
 
+        if (test_bit(TTY_EXCLUSIVE, &tty->flags) && !capable(CAP_SYS_ADMIN))
+                return -EBUSY;
+
         tty->count++;
 
         WARN_ON(!tty->ldisc);
@@ -2106,10 +2109,6 @@ retry_open:
                 retval = -ENODEV;
         filp->f_flags = saved_flags;
 
-        if (!retval && test_bit(TTY_EXCLUSIVE, &tty->flags) &&
-                                                !capable(CAP_SYS_ADMIN))
-                retval = -EBUSY;
-
         if (retval) {
 #ifdef TTY_DEBUG_HANGUP
                 printk(KERN_DEBUG "%s: error %d in opening %s...\n", __func__,
diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c
index 5b9825a4538a..a57dc8866fc5 100644
--- a/drivers/usb/chipidea/core.c
+++ b/drivers/usb/chipidea/core.c
@@ -669,7 +669,6 @@ static int ci_hdrc_probe(struct platform_device *pdev)
         if (!ci)
                 return -ENOMEM;
 
-        platform_set_drvdata(pdev, ci);
         ci->dev = dev;
         ci->platdata = dev_get_platdata(dev);
         ci->imx28_write_fix = !!(ci->platdata->flags &
@@ -783,6 +782,7 @@ static int ci_hdrc_probe(struct platform_device *pdev)
                 }
         }
 
+        platform_set_drvdata(pdev, ci);
         ret = devm_request_irq(dev, ci->irq, ci_irq, IRQF_SHARED,
                         ci->platdata->name, ci);
         if (ret)
diff --git a/drivers/usb/chipidea/host.c b/drivers/usb/chipidea/host.c
index c1694cff1eaf..48731d0bab35 100644
--- a/drivers/usb/chipidea/host.c
+++ b/drivers/usb/chipidea/host.c
@@ -91,6 +91,7 @@ static int host_start(struct ci_hdrc *ci)
         if (!hcd)
                 return -ENOMEM;
 
+        dev_set_drvdata(ci->dev, ci);
         hcd->rsrc_start = ci->hw_bank.phys;
         hcd->rsrc_len = ci->hw_bank.size;
         hcd->regs = ci->hw_bank.abs;
diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c
index 200168ec2d75..79242008085b 100644
--- a/drivers/usb/dwc2/gadget.c
+++ b/drivers/usb/dwc2/gadget.c
@@ -2567,7 +2567,7 @@ error:
  * s3c_hsotg_ep_disable - disable given endpoint
  * @ep: The endpoint to disable.
  */
-static int s3c_hsotg_ep_disable(struct usb_ep *ep)
+static int s3c_hsotg_ep_disable_force(struct usb_ep *ep, bool force)
 {
         struct s3c_hsotg_ep *hs_ep = our_ep(ep);
         struct dwc2_hsotg *hsotg = hs_ep->parent;
@@ -2588,7 +2588,7 @@ static int s3c_hsotg_ep_disable(struct usb_ep *ep)
 
         spin_lock_irqsave(&hsotg->lock, flags);
         /* terminate all requests with shutdown */
-        kill_all_requests(hsotg, hs_ep, -ESHUTDOWN, false);
+        kill_all_requests(hsotg, hs_ep, -ESHUTDOWN, force);
 
         hsotg->fifo_map &= ~(1<<hs_ep->fifo_index);
         hs_ep->fifo_index = 0;
@@ -2609,6 +2609,10 @@ static int s3c_hsotg_ep_disable(struct usb_ep *ep)
         return 0;
 }
 
+static int s3c_hsotg_ep_disable(struct usb_ep *ep)
+{
+        return s3c_hsotg_ep_disable_force(ep, false);
+}
 /**
  * on_list - check request is on the given endpoint
  * @ep: The endpoint to check.
@@ -2924,7 +2928,7 @@ static int s3c_hsotg_udc_stop(struct usb_gadget *gadget)
 
         /* all endpoints should be shutdown */
         for (ep = 1; ep < hsotg->num_of_eps; ep++)
-                s3c_hsotg_ep_disable(&hsotg->eps[ep].ep);
+                s3c_hsotg_ep_disable_force(&hsotg->eps[ep].ep, true);
 
         spin_lock_irqsave(&hsotg->lock, flags);
 
diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c
index 7c4faf738747..b642a2f998f9 100644
--- a/drivers/usb/dwc3/dwc3-pci.c
+++ b/drivers/usb/dwc3/dwc3-pci.c
@@ -33,6 +33,8 @@
 #define PCI_DEVICE_ID_INTEL_BYT         0x0f37
 #define PCI_DEVICE_ID_INTEL_MRFLD       0x119e
 #define PCI_DEVICE_ID_INTEL_BSW         0x22B7
+#define PCI_DEVICE_ID_INTEL_SPTLP       0x9d30
+#define PCI_DEVICE_ID_INTEL_SPTH        0xa130
 
 struct dwc3_pci {
         struct device           *dev;
@@ -219,6 +221,8 @@ static const struct pci_device_id dwc3_pci_id_table[] = {
         { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BSW), },
         { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BYT), },
         { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_MRFLD), },
+        { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_SPTLP), },
+        { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_SPTH), },
         { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_NL_USB), },
         {  }    /* Terminating Entry */
 };
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index f03b136ecfce..8f65ab3a3b92 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -882,8 +882,7 @@ static void dwc3_prepare_trbs(struct dwc3_ep *dep, bool starting)
 
                                 if (i == (request->num_mapped_sgs - 1) ||
                                                 sg_is_last(s)) {
-                                        if (list_is_last(&req->list,
-                                                        &dep->request_list))
+                                        if (list_empty(&dep->request_list))
                                                 last_one = true;
                                         chain = false;
                                 }
@@ -901,6 +900,9 @@ static void dwc3_prepare_trbs(struct dwc3_ep *dep, bool starting)
                                 if (last_one)
                                         break;
                         }
+
+                        if (last_one)
+                                break;
                 } else {
                         dma = req->request.dma;
                         length = req->request.length;
diff --git a/drivers/usb/gadget/function/f_hid.c b/drivers/usb/gadget/function/f_hid.c
index 6e04e302dc3a..a1bc3e3a0b09 100644
--- a/drivers/usb/gadget/function/f_hid.c
+++ b/drivers/usb/gadget/function/f_hid.c
@@ -399,8 +399,9 @@ static int hidg_setup(struct usb_function *f,
         value   = __le16_to_cpu(ctrl->wValue);
         length  = __le16_to_cpu(ctrl->wLength);
 
-        VDBG(cdev, "hid_setup crtl_request : bRequestType:0x%x bRequest:0x%x "
-                "Value:0x%x\n", ctrl->bRequestType, ctrl->bRequest, value);
+        VDBG(cdev,
+             "%s crtl_request : bRequestType:0x%x bRequest:0x%x Value:0x%x\n",
+             __func__, ctrl->bRequestType, ctrl->bRequest, value);
 
         switch ((ctrl->bRequestType << 8) | ctrl->bRequest) {
         case ((USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE) << 8
diff --git a/drivers/usb/gadget/function/f_midi.c b/drivers/usb/gadget/function/f_midi.c
index a90440300735..259b656c0b3e 100644
--- a/drivers/usb/gadget/function/f_midi.c
+++ b/drivers/usb/gadget/function/f_midi.c
@@ -520,7 +520,7 @@ static void f_midi_transmit(struct f_midi *midi, struct usb_request *req)
                 req = midi_alloc_ep_req(ep, midi->buflen);
 
         if (!req) {
-                ERROR(midi, "gmidi_transmit: alloc_ep_request failed\n");
+                ERROR(midi, "%s: alloc_ep_request failed\n", __func__);
                 return;
         }
         req->length = 0;
diff --git a/drivers/usb/gadget/function/f_uac1.c b/drivers/usb/gadget/function/f_uac1.c
index f7b203293205..e9715845f82e 100644
--- a/drivers/usb/gadget/function/f_uac1.c
+++ b/drivers/usb/gadget/function/f_uac1.c
@@ -897,7 +897,6 @@ static void f_audio_free_inst(struct usb_function_instance *f)
         struct f_uac1_opts *opts;
 
         opts = container_of(f, struct f_uac1_opts, func_inst);
-        gaudio_cleanup(opts->card);
         if (opts->fn_play_alloc)
                 kfree(opts->fn_play);
         if (opts->fn_cap_alloc)
@@ -935,6 +934,7 @@ static void f_audio_free(struct usb_function *f)
         struct f_audio *audio = func_to_audio(f);
         struct f_uac1_opts *opts;
 
+        gaudio_cleanup(&audio->card);
         opts = container_of(f->fi, struct f_uac1_opts, func_inst);
         kfree(audio);
         mutex_lock(&opts->lock);
diff --git a/drivers/usb/gadget/legacy/inode.c b/drivers/usb/gadget/legacy/inode.c
index c744e4975d74..db49ec4c748e 100644
--- a/drivers/usb/gadget/legacy/inode.c
+++ b/drivers/usb/gadget/legacy/inode.c
@@ -441,6 +441,7 @@ ep_write (struct file *fd, const char __user *buf, size_t len, loff_t *ptr)
         kbuf = memdup_user(buf, len);
         if (IS_ERR(kbuf)) {
                 value = PTR_ERR(kbuf);
+                kbuf = NULL;
                 goto free1;
         }
 
@@ -449,6 +450,7 @@ ep_write (struct file *fd, const char __user *buf, size_t len, loff_t *ptr)
                 data->name, len, (int) value);
 free1:
         mutex_unlock(&data->lock);
+        kfree (kbuf);
         return value;
 }
 
diff --git a/drivers/usb/gadget/udc/atmel_usba_udc.c b/drivers/usb/gadget/udc/atmel_usba_udc.c
index ce882371786b..9f93bed42052 100644
--- a/drivers/usb/gadget/udc/atmel_usba_udc.c
+++ b/drivers/usb/gadget/udc/atmel_usba_udc.c
@@ -716,10 +716,10 @@ static int queue_dma(struct usba_udc *udc, struct usba_ep *ep,
         req->using_dma = 1;
         req->ctrl = USBA_BF(DMA_BUF_LEN, req->req.length)
                         | USBA_DMA_CH_EN | USBA_DMA_END_BUF_IE
-                        | USBA_DMA_END_TR_EN | USBA_DMA_END_TR_IE;
+                        | USBA_DMA_END_BUF_EN;
 
-        if (ep->is_in)
-                req->ctrl |= USBA_DMA_END_BUF_EN;
+        if (!ep->is_in)
+                req->ctrl |= USBA_DMA_END_TR_EN | USBA_DMA_END_TR_IE;
 
         /*
          * Add this request to the queue and submit for DMA if
@@ -828,7 +828,7 @@ static int usba_ep_dequeue(struct usb_ep *_ep, struct usb_request *_req)
 {
         struct usba_ep *ep = to_usba_ep(_ep);
         struct usba_udc *udc = ep->udc;
-        struct usba_request *req = to_usba_req(_req);
+        struct usba_request *req;
         unsigned long flags;
         u32 status;
 
@@ -837,6 +837,16 @@ static int usba_ep_dequeue(struct usb_ep *_ep, struct usb_request *_req)
 
         spin_lock_irqsave(&udc->lock, flags);
 
+        list_for_each_entry(req, &ep->queue, queue) {
+                if (&req->req == _req)
+                        break;
+        }
+
+        if (&req->req != _req) {
+                spin_unlock_irqrestore(&udc->lock, flags);
+                return -EINVAL;
+        }
+
         if (req->using_dma) {
                 /*
                  * If this request is currently being transferred,
@@ -1563,7 +1573,6 @@ static void usba_ep_irq(struct usba_udc *udc, struct usba_ep *ep)
         if ((epstatus & epctrl) & USBA_RX_BK_RDY) {
                 DBG(DBG_BUS, "%s: RX data ready\n", ep->ep.name);
                 receive_data(ep);
-                usba_ep_writel(ep, CLR_STA, USBA_RX_BK_RDY);
         }
 }
 
diff --git a/drivers/usb/gadget/udc/bdc/bdc_ep.c b/drivers/usb/gadget/udc/bdc/bdc_ep.c
index ff67ceac77c4..d4fe8d769bd6 100644
--- a/drivers/usb/gadget/udc/bdc/bdc_ep.c
+++ b/drivers/usb/gadget/udc/bdc/bdc_ep.c
@@ -718,10 +718,11 @@ static int ep_queue(struct bdc_ep *ep, struct bdc_req *req)
         struct bdc *bdc;
         int ret = 0;
 
-        bdc = ep->bdc;
         if (!req || !ep || !ep->usb_ep.desc)
                 return -EINVAL;
 
+        bdc = ep->bdc;
+
         req->usb_req.actual = 0;
         req->usb_req.status = -EINPROGRESS;
         req->epnum = ep->ep_num;
diff --git a/drivers/usb/host/ehci-sched.c b/drivers/usb/host/ehci-sched.c
index e113fd73aeae..f9a332775c47 100644
--- a/drivers/usb/host/ehci-sched.c
+++ b/drivers/usb/host/ehci-sched.c
@@ -1581,6 +1581,10 @@ iso_stream_schedule (
         else
                 next = (now + 2 + 7) & ~0x07;   /* full frame cache */
 
+        /* If needed, initialize last_iso_frame so that this URB will be seen */
+        if (ehci->isoc_count == 0)
+                ehci->last_iso_frame = now >> 3;
+
         /*
          * Use ehci->last_iso_frame as the base.  There can't be any
          * TDs scheduled for earlier than that.
@@ -1600,11 +1604,11 @@ iso_stream_schedule (
          */
         now2 = (now - base) & (mod - 1);
 
-        /* Is the schedule already full? */
+        /* Is the schedule about to wrap around? */
         if (unlikely(!empty && start < period)) {
-                ehci_dbg(ehci, "iso sched full %p (%u-%u < %u mod %u)\n",
+                ehci_dbg(ehci, "request %p would overflow (%u-%u < %u mod %u)\n",
                                 urb, stream->next_uframe, base, period, mod);
-                status = -ENOSPC;
+                status = -EFBIG;
                 goto fail;
         }
 
@@ -1671,10 +1675,6 @@ iso_stream_schedule (
         urb->start_frame = start & (mod - 1);
         if (!stream->highspeed)
                 urb->start_frame >>= 3;
-
-        /* Make sure scan_isoc() sees these */
-        if (ehci->isoc_count == 0)
-                ehci->last_iso_frame = now >> 3;
         return status;
 
  fail:
diff --git a/drivers/usb/host/ehci-tegra.c b/drivers/usb/host/ehci-tegra.c
index 19a9af1b4d74..ff9af29b4e9f 100644
--- a/drivers/usb/host/ehci-tegra.c
+++ b/drivers/usb/host/ehci-tegra.c
@@ -451,7 +451,7 @@ static int tegra_ehci_probe(struct platform_device *pdev)
 
         u_phy = devm_usb_get_phy_by_phandle(&pdev->dev, "nvidia,phy", 0);
         if (IS_ERR(u_phy)) {
-                err = PTR_ERR(u_phy);
+                err = -EPROBE_DEFER;
                 goto cleanup_clk_en;
         }
         hcd->usb_phy = u_phy;
diff --git a/drivers/usb/host/pci-quirks.c b/drivers/usb/host/pci-quirks.c
index dd483c13565b..ce636466edb7 100644
--- a/drivers/usb/host/pci-quirks.c
+++ b/drivers/usb/host/pci-quirks.c
@@ -567,7 +567,8 @@ static void quirk_usb_handoff_ohci(struct pci_dev *pdev)
 {
         void __iomem *base;
         u32 control;
-        u32 fminterval;
+        u32 fminterval = 0;
+        bool no_fminterval = false;
         int cnt;
 
         if (!mmio_resource_enabled(pdev, 0))
@@ -577,6 +578,13 @@ static void quirk_usb_handoff_ohci(struct pci_dev *pdev)
         if (base == NULL)
                 return;
 
+        /*
+         * ULi M5237 OHCI controller locks the whole system when accessing
+         * the OHCI_FMINTERVAL offset.
+         */
+        if (pdev->vendor == PCI_VENDOR_ID_AL && pdev->device == 0x5237)
+                no_fminterval = true;
+
         control = readl(base + OHCI_CONTROL);
 
 /* On PA-RISC, PDC can leave IR set incorrectly; ignore it there. */
@@ -615,7 +623,9 @@ static void quirk_usb_handoff_ohci(struct pci_dev *pdev)
         }
 
         /* software reset of the controller, preserving HcFmInterval */
-        fminterval = readl(base + OHCI_FMINTERVAL);
+        if (!no_fminterval)
+                fminterval = readl(base + OHCI_FMINTERVAL);
+
         writel(OHCI_HCR, base + OHCI_CMDSTATUS);
 
         /* reset requires max 10 us delay */
@@ -624,7 +634,9 @@ static void quirk_usb_handoff_ohci(struct pci_dev *pdev)
                         break;
                 udelay(1);
         }
-        writel(fminterval, base + OHCI_FMINTERVAL);
+
+        if (!no_fminterval)
+                writel(fminterval, base + OHCI_FMINTERVAL);
 
         /* Now the controller is safely in SUSPEND and nothing can wake it up */
         iounmap(base);
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index 142b601f9563..7f76c8a12f89 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -82,6 +82,8 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
                                 "must be suspended extra slowly",
                                 pdev->revision);
                 }
+                if (pdev->device == PCI_DEVICE_ID_FRESCO_LOGIC_PDK)
+                        xhci->quirks |= XHCI_BROKEN_STREAMS;
                 /* Fresco Logic confirms: all revisions of this chip do not
                  * support MSI, even though some of them claim to in their PCI
                  * capabilities.
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index 01fcbb5eb06e..c50d8d202618 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -3803,6 +3803,15 @@ static int xhci_setup_device(struct usb_hcd *hcd, struct usb_device *udev,
                 return -EINVAL;
         }
 
+        if (setup == SETUP_CONTEXT_ONLY) {
+                slot_ctx = xhci_get_slot_ctx(xhci, virt_dev->out_ctx);
+                if (GET_SLOT_STATE(le32_to_cpu(slot_ctx->dev_state)) ==
+                    SLOT_STATE_DEFAULT) {
+                        xhci_dbg(xhci, "Slot already in default state\n");
+                        return 0;
+                }
+        }
+
         command = xhci_alloc_command(xhci, false, false, GFP_KERNEL);
         if (!command)
                 return -ENOMEM;
diff --git a/drivers/usb/musb/Kconfig b/drivers/usb/musb/Kconfig
index 9d68372dd9aa..b005010240e5 100644
--- a/drivers/usb/musb/Kconfig
+++ b/drivers/usb/musb/Kconfig
@@ -72,6 +72,8 @@ config USB_MUSB_DA8XX
 
 config USB_MUSB_TUSB6010
         tristate "TUSB6010"
+        depends on ARCH_OMAP2PLUS || COMPILE_TEST
+        depends on NOP_USB_XCEIV = USB_MUSB_HDRC # both built-in or both modules
 
 config USB_MUSB_OMAP2PLUS
         tristate "OMAP2430 and onwards"
@@ -85,6 +87,7 @@ config USB_MUSB_AM35X
 config USB_MUSB_DSPS
         tristate "TI DSPS platforms"
         select USB_MUSB_AM335X_CHILD
+        depends on ARCH_OMAP2PLUS || COMPILE_TEST
         depends on OF_IRQ
 
 config USB_MUSB_BLACKFIN
@@ -93,6 +96,7 @@ config USB_MUSB_BLACKFIN
 
 config USB_MUSB_UX500
         tristate "Ux500 platforms"
+        depends on ARCH_U8500 || COMPILE_TEST
 
 config USB_MUSB_JZ4740
         tristate "JZ4740"
diff --git a/drivers/usb/musb/blackfin.c b/drivers/usb/musb/blackfin.c
index a441a2de8619..178250145613 100644
--- a/drivers/usb/musb/blackfin.c
+++ b/drivers/usb/musb/blackfin.c
@@ -63,7 +63,7 @@ static void bfin_writew(void __iomem *addr, unsigned offset, u16 data)
         bfin_write16(addr + offset, data);
 }
 
-static void binf_writel(void __iomem *addr, unsigned offset, u32 data)
+static void bfin_writel(void __iomem *addr, unsigned offset, u32 data)
 {
         bfin_write16(addr + offset, (u16)data);
 }
diff --git a/drivers/usb/musb/musb_cppi41.c b/drivers/usb/musb/musb_cppi41.c
index f64fd964dc6d..c39a16ad7832 100644
--- a/drivers/usb/musb/musb_cppi41.c
+++ b/drivers/usb/musb/musb_cppi41.c
@@ -628,9 +628,9 @@ static int cppi41_dma_controller_start(struct cppi41_dma_controller *controller)
                 ret = of_property_read_string_index(np, "dma-names", i, &str);
                 if (ret)
                         goto err;
-                if (!strncmp(str, "tx", 2))
+                if (strstarts(str, "tx"))
                         is_tx = 1;
-                else if (!strncmp(str, "rx", 2))
+                else if (strstarts(str, "rx"))
                         is_tx = 0;
                 else {
                         dev_err(dev, "Wrong dmatype %s\n", str);
diff --git a/drivers/usb/musb/musb_debugfs.c b/drivers/usb/musb/musb_debugfs.c
index ad3701a97389..48131aa8472c 100644
--- a/drivers/usb/musb/musb_debugfs.c
+++ b/drivers/usb/musb/musb_debugfs.c
@@ -59,20 +59,12 @@ static const struct musb_register_map musb_regmap[] = {
         { "RxMaxPp",    MUSB_RXMAXP,    16 },
         { "RxCSR",      MUSB_RXCSR,     16 },
         { "RxCount",    MUSB_RXCOUNT,   16 },
-        { "ConfigData", MUSB_CONFIGDATA,8 },
         { "IntrRxE",    MUSB_INTRRXE,   16 },
         { "IntrTxE",    MUSB_INTRTXE,   16 },
         { "IntrUsbE",   MUSB_INTRUSBE,  8 },
         { "DevCtl",     MUSB_DEVCTL,    8 },
-        { "BabbleCtl",  MUSB_BABBLE_CTL,8 },
-        { "TxFIFOsz",   MUSB_TXFIFOSZ,  8 },
-        { "RxFIFOsz",   MUSB_RXFIFOSZ,  8 },
-        { "TxFIFOadd",  MUSB_TXFIFOADD, 16 },
-        { "RxFIFOadd",  MUSB_RXFIFOADD, 16 },
         { "VControl",   0x68,           32 },
         { "HWVers",     0x69,           16 },
-        { "EPInfo",     MUSB_EPINFO,    8 },
-        { "RAMInfo",    MUSB_RAMINFO,   8 },
         { "LinkInfo",   MUSB_LINKINFO,  8 },
         { "VPLen",      MUSB_VPLEN,     8 },
         { "HS_EOF1",    MUSB_HS_EOF1,   8 },
@@ -103,6 +95,16 @@ static const struct musb_register_map musb_regmap[] = {
         { "DMA_CNTLch7",        0x274,  16 },
         { "DMA_ADDRch7",        0x278,  32 },
         { "DMA_COUNTch7",       0x27C,  32 },
+#ifndef CONFIG_BLACKFIN
+        { "ConfigData", MUSB_CONFIGDATA,8 },
+        { "BabbleCtl",  MUSB_BABBLE_CTL,8 },
+        { "TxFIFOsz",   MUSB_TXFIFOSZ,  8 },
+        { "RxFIFOsz",   MUSB_RXFIFOSZ,  8 },
+        { "TxFIFOadd",  MUSB_TXFIFOADD, 16 },
+        { "RxFIFOadd",  MUSB_RXFIFOADD, 16 },
+        { "EPInfo",     MUSB_EPINFO,    8 },
+        { "RAMInfo",    MUSB_RAMINFO,   8 },
+#endif
         {  }    /* Terminating Entry */
 };
 
@@ -197,30 +199,30 @@ static ssize_t musb_test_mode_write(struct file *file,
         if (copy_from_user(&buf, ubuf, min_t(size_t, sizeof(buf) - 1, count)))
                 return -EFAULT;
 
-        if (!strncmp(buf, "force host", 9))
+        if (strstarts(buf, "force host"))
                 test = MUSB_TEST_FORCE_HOST;
 
-        if (!strncmp(buf, "fifo access", 11))
+        if (strstarts(buf, "fifo access"))
                 test = MUSB_TEST_FIFO_ACCESS;
 
-        if (!strncmp(buf, "force full-speed", 15))
+        if (strstarts(buf, "force full-speed"))
                 test = MUSB_TEST_FORCE_FS;
 
-        if (!strncmp(buf, "force high-speed", 15))
+        if (strstarts(buf, "force high-speed"))
                 test = MUSB_TEST_FORCE_HS;
 
-        if (!strncmp(buf, "test packet", 10)) {
+        if (strstarts(buf, "test packet")) {
                 test = MUSB_TEST_PACKET;
                 musb_load_testpacket(musb);
         }
 
-        if (!strncmp(buf, "test K", 6))
+        if (strstarts(buf, "test K"))
                 test = MUSB_TEST_K;
 
-        if (!strncmp(buf, "test J", 6))
+        if (strstarts(buf, "test J"))
                 test = MUSB_TEST_J;
 
-        if (!strncmp(buf, "test SE0 NAK", 12))
+        if (strstarts(buf, "test SE0 NAK"))
                 test = MUSB_TEST_SE0_NAK;
 
         musb_writeb(musb->mregs, MUSB_TESTMODE, test);
diff --git a/drivers/usb/musb/musb_host.c b/drivers/usb/musb/musb_host.c
index 23d474d3d7f4..883a9adfdfff 100644
--- a/drivers/usb/musb/musb_host.c
+++ b/drivers/usb/musb/musb_host.c
@@ -2663,7 +2663,6 @@ void musb_host_cleanup(struct musb *musb)
         if (musb->port_mode == MUSB_PORT_MODE_GADGET)
                 return;
         usb_remove_hcd(musb->hcd);
-        musb->hcd = NULL;
 }
 
 void musb_host_free(struct musb *musb)
diff --git a/drivers/usb/phy/phy-mv-usb.c b/drivers/usb/phy/phy-mv-usb.c
index 699e38c73d82..697a741a0cb1 100644
--- a/drivers/usb/phy/phy-mv-usb.c
+++ b/drivers/usb/phy/phy-mv-usb.c
@@ -338,7 +338,6 @@ static void mv_otg_update_inputs(struct mv_otg *mvotg)
 static void mv_otg_update_state(struct mv_otg *mvotg)
 {
         struct mv_otg_ctrl *otg_ctrl = &mvotg->otg_ctrl;
-        struct usb_phy *phy = &mvotg->phy;
         int old_state = mvotg->phy.otg->state;
 
         switch (old_state) {
@@ -858,10 +857,10 @@ static int mv_otg_suspend(struct platform_device *pdev, pm_message_t state)
 {
         struct mv_otg *mvotg = platform_get_drvdata(pdev);
 
-        if (mvotg->phy.state != OTG_STATE_B_IDLE) {
+        if (mvotg->phy.otg->state != OTG_STATE_B_IDLE) {
                 dev_info(&pdev->dev,
                          "OTG state is not B_IDLE, it is %d!\n",
-                         mvotg->phy.state);
+                         mvotg->phy.otg->state);
                 return -EAGAIN;
         }
 
diff --git a/drivers/usb/phy/phy.c b/drivers/usb/phy/phy.c
index b4066a001ba0..ccfdfb24b240 100644
--- a/drivers/usb/phy/phy.c
+++ b/drivers/usb/phy/phy.c
@@ -34,7 +34,7 @@ static struct usb_phy *__usb_find_phy(struct list_head *list,
                 return phy;
         }
 
-        return ERR_PTR(-ENODEV);
+        return ERR_PTR(-EPROBE_DEFER);
 }
 
 static struct usb_phy *__usb_find_phy_dev(struct device *dev,
@@ -59,6 +59,9 @@ static struct usb_phy *__of_usb_find_phy(struct device_node *node)
 {
         struct usb_phy  *phy;
 
+        if (!of_device_is_available(node))
+                return ERR_PTR(-ENODEV);
+
         list_for_each_entry(phy, &phy_list, head) {
                 if (node != phy->dev->of_node)
                         continue;
@@ -66,7 +69,7 @@ static struct usb_phy *__of_usb_find_phy(struct device_node *node)
                 return phy;
         }
 
-        return ERR_PTR(-ENODEV);
+        return ERR_PTR(-EPROBE_DEFER);
 }
 
 static void devm_usb_phy_release(struct device *dev, void *res)
@@ -190,10 +193,13 @@ struct usb_phy *devm_usb_get_phy_by_phandle(struct device *dev,
         spin_lock_irqsave(&phy_lock, flags);
 
         phy = __of_usb_find_phy(node);
-        if (IS_ERR(phy) || !try_module_get(phy->dev->driver->owner)) {
-                if (!IS_ERR(phy))
-                        phy = ERR_PTR(-EPROBE_DEFER);
+        if (IS_ERR(phy)) {
+                devres_free(ptr);
+                goto err1;
+        }
 
+        if (!try_module_get(phy->dev->driver->owner)) {
+                phy = ERR_PTR(-ENODEV);
                 devres_free(ptr);
                 goto err1;
         }
diff --git a/drivers/usb/serial/console.c b/drivers/usb/serial/console.c
index 8d7fc48b1f30..29fa1c3d0089 100644
--- a/drivers/usb/serial/console.c
+++ b/drivers/usb/serial/console.c
@@ -46,6 +46,8 @@ static struct console usbcons;
  * ------------------------------------------------------------
  */
 
+static const struct tty_operations usb_console_fake_tty_ops = {
+};
 
 /*
  * The parsing of the command line works exactly like the
@@ -137,13 +139,17 @@ static int usb_console_setup(struct console *co, char *options)
                                 goto reset_open_count;
                         }
                         kref_init(&tty->kref);
-                        tty_port_tty_set(&port->port, tty);
                         tty->driver = usb_serial_tty_driver;
                         tty->index = co->index;
+                        init_ldsem(&tty->ldisc_sem);
+                        INIT_LIST_HEAD(&tty->tty_files);
+                        kref_get(&tty->driver->kref);
+                        tty->ops = &usb_console_fake_tty_ops;
                         if (tty_init_termios(tty)) {
                                 retval = -ENOMEM;
-                                goto free_tty;
+                                goto put_tty;
                         }
+                        tty_port_tty_set(&port->port, tty);
                 }
 
                 /* only call the device specific open if this
@@ -161,7 +167,7 @@ static int usb_console_setup(struct console *co, char *options)
                         serial->type->set_termios(tty, port, &dummy);
 
                         tty_port_tty_set(&port->port, NULL);
-                        kfree(tty);
+                        tty_kref_put(tty);
                 }
                 set_bit(ASYNCB_INITIALIZED, &port->port.flags);
         }
@@ -177,8 +183,8 @@ static int usb_console_setup(struct console *co, char *options)
 
  fail:
         tty_port_tty_set(&port->port, NULL);
- free_tty:
-        kfree(tty);
+ put_tty:
+        tty_kref_put(tty);
  reset_open_count:
         port->port.count = 0;
         usb_autopm_put_interface(serial->interface);
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index 6c4eb3cf5efd..f4c56fc1a9f6 100644
--- a/drivers/usb/serial/cp210x.c
+++ b/drivers/usb/serial/cp210x.c
@@ -120,10 +120,12 @@ static const struct usb_device_id id_table[] = {
         { USB_DEVICE(0x10C4, 0x85F8) }, /* Virtenio Preon32 */
         { USB_DEVICE(0x10C4, 0x8664) }, /* AC-Services CAN-IF */
         { USB_DEVICE(0x10C4, 0x8665) }, /* AC-Services OBD-IF */
-        { USB_DEVICE(0x10C4, 0x8875) }, /* CEL MeshConnect USB Stick */
+        { USB_DEVICE(0x10C4, 0x8856) }, /* CEL EM357 ZigBee USB Stick - LR */
+        { USB_DEVICE(0x10C4, 0x8857) }, /* CEL EM357 ZigBee USB Stick */
         { USB_DEVICE(0x10C4, 0x88A4) }, /* MMB Networks ZigBee USB Device */
         { USB_DEVICE(0x10C4, 0x88A5) }, /* Planet Innovation Ingeni ZigBee USB Device */
         { USB_DEVICE(0x10C4, 0x8946) }, /* Ketra N1 Wireless Interface */
+        { USB_DEVICE(0x10C4, 0x8977) }, /* CEL MeshWorks DevKit Device */
         { USB_DEVICE(0x10C4, 0xEA60) }, /* Silicon Labs factory default */
         { USB_DEVICE(0x10C4, 0xEA61) }, /* Silicon Labs factory default */
         { USB_DEVICE(0x10C4, 0xEA70) }, /* Silicon Labs factory default */
diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c
index 1bd192290b08..ccf1df7c4b80 100644
--- a/drivers/usb/serial/generic.c
+++ b/drivers/usb/serial/generic.c
@@ -286,7 +286,7 @@ static int usb_serial_generic_submit_read_urb(struct usb_serial_port *port,
 
         res = usb_submit_urb(port->read_urbs[index], mem_flags);
         if (res) {
-                if (res != -EPERM) {
+                if (res != -EPERM && res != -ENODEV) {
                         dev_err(&port->dev,
                                         "%s - usb_submit_urb failed: %d\n",
                                         __func__, res);
@@ -373,7 +373,7 @@ void usb_serial_generic_read_bulk_callback(struct urb *urb)
                                                         __func__, urb->status);
                 return;
         default:
-                dev_err(&port->dev, "%s - nonzero urb status: %d\n",
+                dev_dbg(&port->dev, "%s - nonzero urb status: %d\n",
                                                         __func__, urb->status);
                 goto resubmit;
         }
diff --git a/drivers/usb/serial/keyspan.c b/drivers/usb/serial/keyspan.c
index 077c714f1285..e07b15ed5814 100644
--- a/drivers/usb/serial/keyspan.c
+++ b/drivers/usb/serial/keyspan.c
@@ -410,6 +410,8 @@ static void	usa26_instat_callback(struct urb *urb)
         }
         port = serial->port[msg->port];
         p_priv = usb_get_serial_port_data(port);
+        if (!p_priv)
+                goto resubmit;
 
         /* Update handshaking pin state information */
         old_dcd_state = p_priv->dcd_state;
@@ -420,7 +422,7 @@ static void	usa26_instat_callback(struct urb *urb)
 
         if (old_dcd_state != p_priv->dcd_state)
                 tty_port_tty_hangup(&port->port, true);
-
+resubmit:
         /* Resubmit urb so we continue receiving */
         err = usb_submit_urb(urb, GFP_ATOMIC);
         if (err != 0)
@@ -527,6 +529,8 @@ static void	usa28_instat_callback(struct urb *urb)
         }
         port = serial->port[msg->port];
         p_priv = usb_get_serial_port_data(port);
+        if (!p_priv)
+                goto resubmit;
 
         /* Update handshaking pin state information */
         old_dcd_state = p_priv->dcd_state;
@@ -537,7 +541,7 @@ static void	usa28_instat_callback(struct urb *urb)
 
         if (old_dcd_state != p_priv->dcd_state && old_dcd_state)
                 tty_port_tty_hangup(&port->port, true);
-
+resubmit:
                 /* Resubmit urb so we continue receiving */
         err = usb_submit_urb(urb, GFP_ATOMIC);
         if (err != 0)
@@ -607,6 +611,8 @@ static void	usa49_instat_callback(struct urb *urb)
         }
         port = serial->port[msg->portNumber];
         p_priv = usb_get_serial_port_data(port);
+        if (!p_priv)
+                goto resubmit;
 
         /* Update handshaking pin state information */
         old_dcd_state = p_priv->dcd_state;
@@ -617,7 +623,7 @@ static void	usa49_instat_callback(struct urb *urb)
 
         if (old_dcd_state != p_priv->dcd_state && old_dcd_state)
                 tty_port_tty_hangup(&port->port, true);
-
+resubmit:
         /* Resubmit urb so we continue receiving */
         err = usb_submit_urb(urb, GFP_ATOMIC);
         if (err != 0)
@@ -855,6 +861,8 @@ static void	usa90_instat_callback(struct urb *urb)
 
         port = serial->port[0];
         p_priv = usb_get_serial_port_data(port);
+        if (!p_priv)
+                goto resubmit;
 
         /* Update handshaking pin state information */
         old_dcd_state = p_priv->dcd_state;
@@ -865,7 +873,7 @@ static void	usa90_instat_callback(struct urb *urb)
 
         if (old_dcd_state != p_priv->dcd_state && old_dcd_state)
                 tty_port_tty_hangup(&port->port, true);
-
+resubmit:
         /* Resubmit urb so we continue receiving */
         err = usb_submit_urb(urb, GFP_ATOMIC);
         if (err != 0)
@@ -926,6 +934,8 @@ static void	usa67_instat_callback(struct urb *urb)
 
         port = serial->port[msg->port];
         p_priv = usb_get_serial_port_data(port);
+        if (!p_priv)
+                goto resubmit;
 
         /* Update handshaking pin state information */
         old_dcd_state = p_priv->dcd_state;
@@ -934,7 +944,7 @@ static void	usa67_instat_callback(struct urb *urb)
 
         if (old_dcd_state != p_priv->dcd_state && old_dcd_state)
                 tty_port_tty_hangup(&port->port, true);
-
+resubmit:
         /* Resubmit urb so we continue receiving */
         err = usb_submit_urb(urb, GFP_ATOMIC);
         if (err != 0)
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 7a4c21b4f676..efdcee15b520 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -234,6 +234,8 @@ static void option_instat_callback(struct urb *urb);
 
 #define QUALCOMM_VENDOR_ID                      0x05C6
 
+#define SIERRA_VENDOR_ID                        0x1199
+
 #define CMOTECH_VENDOR_ID                       0x16d8
 #define CMOTECH_PRODUCT_6001                    0x6001
 #define CMOTECH_PRODUCT_CMU_300                 0x6002
@@ -512,7 +514,7 @@ enum option_blacklist_reason {
                 OPTION_BLACKLIST_RESERVED_IF = 2
 };
 
-#define MAX_BL_NUM  8
+#define MAX_BL_NUM  11
 struct option_blacklist_info {
         /* bitfield of interface numbers for OPTION_BLACKLIST_SENDSETUP */
         const unsigned long sendsetup;
@@ -601,6 +603,11 @@ static const struct option_blacklist_info telit_le920_blacklist = {
         .reserved = BIT(1) | BIT(5),
 };
 
+static const struct option_blacklist_info sierra_mc73xx_blacklist = {
+        .sendsetup = BIT(0) | BIT(2),
+        .reserved = BIT(8) | BIT(10) | BIT(11),
+};
+
 static const struct usb_device_id option_ids[] = {
         { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COLT) },
         { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA) },
@@ -1098,6 +1105,8 @@ static const struct usb_device_id option_ids[] = {
         { USB_DEVICE(QUALCOMM_VENDOR_ID, 0x6613)}, /* Onda H600/ZTE MF330 */
         { USB_DEVICE(QUALCOMM_VENDOR_ID, 0x0023)}, /* ONYX 3G device */
         { USB_DEVICE(QUALCOMM_VENDOR_ID, 0x9000)}, /* SIMCom SIM5218 */
+        { USB_DEVICE_INTERFACE_CLASS(SIERRA_VENDOR_ID, 0x68c0, 0xff),
+          .driver_info = (kernel_ulong_t)&sierra_mc73xx_blacklist }, /* MC73xx */
         { USB_DEVICE(CMOTECH_VENDOR_ID, CMOTECH_PRODUCT_6001) },
         { USB_DEVICE(CMOTECH_VENDOR_ID, CMOTECH_PRODUCT_CMU_300) },
         { USB_DEVICE(CMOTECH_VENDOR_ID, CMOTECH_PRODUCT_6003),
diff --git a/drivers/usb/serial/qcserial.c b/drivers/usb/serial/qcserial.c
index cb3e14780a7e..9c63897b3a56 100644
--- a/drivers/usb/serial/qcserial.c
+++ b/drivers/usb/serial/qcserial.c
@@ -142,7 +142,6 @@ static const struct usb_device_id id_table[] = {
         {DEVICE_SWI(0x0f3d, 0x68a2)},   /* Sierra Wireless MC7700 */
         {DEVICE_SWI(0x114f, 0x68a2)},   /* Sierra Wireless MC7750 */
         {DEVICE_SWI(0x1199, 0x68a2)},   /* Sierra Wireless MC7710 */
-        {DEVICE_SWI(0x1199, 0x68c0)},   /* Sierra Wireless MC73xx */
         {DEVICE_SWI(0x1199, 0x901c)},   /* Sierra Wireless EM7700 */
         {DEVICE_SWI(0x1199, 0x901f)},   /* Sierra Wireless EM7355 */
         {DEVICE_SWI(0x1199, 0x9040)},   /* Sierra Wireless Modem */
diff --git a/drivers/usb/storage/uas-detect.h b/drivers/usb/storage/uas-detect.h
index 8a6f371ed6e7..9893d696fc97 100644
--- a/drivers/usb/storage/uas-detect.h
+++ b/drivers/usb/storage/uas-detect.h
@@ -69,16 +69,39 @@ static int uas_use_uas_driver(struct usb_interface *intf,
                 return 0;
 
         /*
-         * ASM1051 and older ASM1053 devices have the same usb-id, and UAS is
-         * broken on the ASM1051, use the number of streams to differentiate.
-         * New ASM1053-s also support 32 streams, but have a different prod-id.
+         * ASMedia has a number of usb3 to sata bridge chips, at the time of
+         * this writing the following versions exist:
+         * ASM1051 - no uas support version
+         * ASM1051 - with broken (*) uas support
+         * ASM1053 - with working uas support
+         * ASM1153 - with working uas support
+         *
+         * Devices with these chips re-use a number of device-ids over the
+         * entire line, so the device-id is useless to determine if we're
+         * dealing with an ASM1051 (which we want to avoid).
+         *
+         * The ASM1153 can be identified by config.MaxPower == 0,
+         * where as the ASM105x models have config.MaxPower == 36.
+         *
+         * Differentiating between the ASM1053 and ASM1051 is trickier, when
+         * connected over USB-3 we can look at the number of streams supported,
+         * ASM1051 supports 32 streams, where as early ASM1053 versions support
+         * 16 streams, newer ASM1053-s also support 32 streams, but have a
+         * different prod-id.
+         *
+         * (*) ASM1051 chips do work with UAS with some disks (with the
+         *     US_FL_NO_REPORT_OPCODES quirk), but are broken with other disks
          */
         if (le16_to_cpu(udev->descriptor.idVendor) == 0x174c &&
-                        le16_to_cpu(udev->descriptor.idProduct) == 0x55aa) {
-                if (udev->speed < USB_SPEED_SUPER) {
+                        (le16_to_cpu(udev->descriptor.idProduct) == 0x5106 ||
+                         le16_to_cpu(udev->descriptor.idProduct) == 0x55aa)) {
+                if (udev->actconfig->desc.bMaxPower == 0) {
+                        /* ASM1153, do nothing */
+                } else if (udev->speed < USB_SPEED_SUPER) {
                         /* No streams info, assume ASM1051 */
                         flags |= US_FL_IGNORE_UAS;
                 } else if (usb_ss_max_streams(&eps[1]->ss_ep_comp) == 32) {
+                        /* Possibly an ASM1051, disable uas */
                         flags |= US_FL_IGNORE_UAS;
                 }
         }
diff --git a/drivers/usb/storage/unusual_uas.h b/drivers/usb/storage/unusual_uas.h
index 18a283d6de1c..6df4357d9ee3 100644
--- a/drivers/usb/storage/unusual_uas.h
+++ b/drivers/usb/storage/unusual_uas.h
@@ -40,6 +40,16 @@
  * and don't forget to CC: the USB development list <linux-usb@vger.kernel.org>
  */
 
+/*
+ * Apricorn USB3 dongle sometimes returns "USBSUSBSUSBS" in response to SCSI
+ * commands in UAS mode.  Observed with the 1.28 firmware; are there others?
+ */
+UNUSUAL_DEV(0x0984, 0x0301, 0x0128, 0x0128,
+                "Apricorn",
+                "",
+                USB_SC_DEVICE, USB_PR_DEVICE, NULL,
+                US_FL_IGNORE_UAS),
+
 /* https://bugzilla.kernel.org/show_bug.cgi?id=79511 */
 UNUSUAL_DEV(0x0bc2, 0x2312, 0x0000, 0x9999,
                 "Seagate",
@@ -68,6 +78,20 @@ UNUSUAL_DEV(0x0bc2, 0xa003, 0x0000, 0x9999,
                 USB_SC_DEVICE, USB_PR_DEVICE, NULL,
                 US_FL_NO_ATA_1X),
 
+/* Reported-by: Marcin Zajączkowski <mszpak@wp.pl> */
+UNUSUAL_DEV(0x0bc2, 0xa013, 0x0000, 0x9999,
+                "Seagate",
+                "Backup Plus",
+                USB_SC_DEVICE, USB_PR_DEVICE, NULL,
+                US_FL_NO_ATA_1X),
+
+/* Reported-by: Hans de Goede <hdegoede@redhat.com> */
+UNUSUAL_DEV(0x0bc2, 0xa0a4, 0x0000, 0x9999,
+                "Seagate",
+                "Backup Plus Desk",
+                USB_SC_DEVICE, USB_PR_DEVICE, NULL,
+                US_FL_NO_ATA_1X),
+
 /* https://bbs.archlinux.org/viewtopic.php?id=183190 */
 UNUSUAL_DEV(0x0bc2, 0xab20, 0x0000, 0x9999,
                 "Seagate",
@@ -82,6 +106,13 @@ UNUSUAL_DEV(0x0bc2, 0xab21, 0x0000, 0x9999,
                 USB_SC_DEVICE, USB_PR_DEVICE, NULL,
                 US_FL_NO_ATA_1X),
 
+/* Reported-by: G. Richard Bellamy <rbellamy@pteradigm.com> */
+UNUSUAL_DEV(0x0bc2, 0xab2a, 0x0000, 0x9999,
+                "Seagate",
+                "BUP Fast HDD",
+                USB_SC_DEVICE, USB_PR_DEVICE, NULL,
+                US_FL_NO_ATA_1X),
+
 /* Reported-by: Claudio Bizzarri <claudio.bizzarri@gmail.com> */
 UNUSUAL_DEV(0x152d, 0x0567, 0x0000, 0x9999,
                 "JMicron",
@@ -89,14 +120,6 @@ UNUSUAL_DEV(0x152d, 0x0567, 0x0000, 0x9999,
                 USB_SC_DEVICE, USB_PR_DEVICE, NULL,
                 US_FL_NO_REPORT_OPCODES),
 
-/* Most ASM1051 based devices have issues with uas, blacklist them all */
-/* Reported-by: Hans de Goede <hdegoede@redhat.com> */
-UNUSUAL_DEV(0x174c, 0x5106, 0x0000, 0x9999,
-                "ASMedia",
-                "ASM1051",
-                USB_SC_DEVICE, USB_PR_DEVICE, NULL,
-                US_FL_IGNORE_UAS),
-
 /* Reported-by: Hans de Goede <hdegoede@redhat.com> */
 UNUSUAL_DEV(0x2109, 0x0711, 0x0000, 0x9999,
                 "VIA",
@@ -104,6 +127,13 @@ UNUSUAL_DEV(0x2109, 0x0711, 0x0000, 0x9999,
                 USB_SC_DEVICE, USB_PR_DEVICE, NULL,
                 US_FL_NO_ATA_1X),
 
+/* Reported-by: Takeo Nakayama <javhera@gmx.com> */
+UNUSUAL_DEV(0x357d, 0x7788, 0x0000, 0x9999,
+                "JMicron",
+                "JMS566",
+                USB_SC_DEVICE, USB_PR_DEVICE, NULL,
+                US_FL_NO_REPORT_OPCODES),
+
 /* Reported-by: Hans de Goede <hdegoede@redhat.com> */
 UNUSUAL_DEV(0x4971, 0x1012, 0x0000, 0x9999,
                 "Hitachi",
diff --git a/drivers/vfio/pci/vfio_pci.c b/drivers/vfio/pci/vfio_pci.c
index 255201f22126..7cc0122a18ce 100644
--- a/drivers/vfio/pci/vfio_pci.c
+++ b/drivers/vfio/pci/vfio_pci.c
@@ -840,13 +840,11 @@ static const struct vfio_device_ops vfio_pci_ops = {
 
 static int vfio_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 {
-        u8 type;
         struct vfio_pci_device *vdev;
         struct iommu_group *group;
         int ret;
 
-        pci_read_config_byte(pdev, PCI_HEADER_TYPE, &type);
-        if ((type & PCI_HEADER_TYPE) != PCI_HEADER_TYPE_NORMAL)
+        if (pdev->hdr_type != PCI_HEADER_TYPE_NORMAL)
                 return -EINVAL;
 
         group = iommu_group_get(&pdev->dev);
diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c
index 14419a8ccbb6..d415d69dc237 100644
--- a/drivers/vhost/net.c
+++ b/drivers/vhost/net.c
@@ -538,7 +538,7 @@ static int get_rx_bufs(struct vhost_virtqueue *vq,
                 ++headcount;
                 seg += in;
         }
-        heads[headcount - 1].len = cpu_to_vhost32(vq, len - datalen);
+        heads[headcount - 1].len = cpu_to_vhost32(vq, len + datalen);
         *iovcount = seg;
         if (unlikely(log))
                 *log_num = nlogs;
diff --git a/drivers/vhost/scsi.c b/drivers/vhost/scsi.c
index 01c01cb3933f..d695b1673ae5 100644
--- a/drivers/vhost/scsi.c
+++ b/drivers/vhost/scsi.c
@@ -911,6 +911,23 @@ vhost_scsi_map_iov_to_prot(struct tcm_vhost_cmd *cmd,
         return 0;
 }
 
+static int vhost_scsi_to_tcm_attr(int attr)
+{
+        switch (attr) {
+        case VIRTIO_SCSI_S_SIMPLE:
+                return TCM_SIMPLE_TAG;
+        case VIRTIO_SCSI_S_ORDERED:
+                return TCM_ORDERED_TAG;
+        case VIRTIO_SCSI_S_HEAD:
+                return TCM_HEAD_TAG;
+        case VIRTIO_SCSI_S_ACA:
+                return TCM_ACA_TAG;
+        default:
+                break;
+        }
+        return TCM_SIMPLE_TAG;
+}
+
 static void tcm_vhost_submission_work(struct work_struct *work)
 {
         struct tcm_vhost_cmd *cmd =
@@ -936,9 +953,10 @@ static void tcm_vhost_submission_work(struct work_struct *work)
         rc = target_submit_cmd_map_sgls(se_cmd, tv_nexus->tvn_se_sess,
                         cmd->tvc_cdb, &cmd->tvc_sense_buf[0],
                         cmd->tvc_lun, cmd->tvc_exp_data_len,
-                        cmd->tvc_task_attr, cmd->tvc_data_direction,
-                        TARGET_SCF_ACK_KREF, sg_ptr, cmd->tvc_sgl_count,
-                        NULL, 0, sg_prot_ptr, cmd->tvc_prot_sgl_count);
+                        vhost_scsi_to_tcm_attr(cmd->tvc_task_attr),
+                        cmd->tvc_data_direction, TARGET_SCF_ACK_KREF,
+                        sg_ptr, cmd->tvc_sgl_count, NULL, 0, sg_prot_ptr,
+                        cmd->tvc_prot_sgl_count);
         if (rc < 0) {
                 transport_send_check_condition_and_sense(se_cmd,
                                 TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE, 0);
diff --git a/drivers/video/fbdev/broadsheetfb.c b/drivers/video/fbdev/broadsheetfb.c
index 1c29bd19e3d5..0e5fde1d3ffb 100644
--- a/drivers/video/fbdev/broadsheetfb.c
+++ b/drivers/video/fbdev/broadsheetfb.c
@@ -636,7 +636,7 @@ static int broadsheet_spiflash_rewrite_sector(struct broadsheetfb_par *par,
                 err = broadsheet_spiflash_read_range(par, start_sector_addr,
                                                 data_start_addr, sector_buffer);
                 if (err)
-                        return err;
+                        goto out;
         }
 
         /* now we copy our data into the right place in the sector buffer */
@@ -657,7 +657,7 @@ static int broadsheet_spiflash_rewrite_sector(struct broadsheetfb_par *par,
                 err = broadsheet_spiflash_read_range(par, tail_start_addr,
                         tail_len, sector_buffer + tail_start_addr);
                 if (err)
-                        return err;
+                        goto out;
         }
 
         /* if we got here we have the full sector that we want to rewrite. */
@@ -665,11 +665,13 @@ static int broadsheet_spiflash_rewrite_sector(struct broadsheetfb_par *par,
         /* first erase the sector */
         err = broadsheet_spiflash_erase_sector(par, start_sector_addr);
         if (err)
-                return err;
+                goto out;
 
         /* now write it */
         err = broadsheet_spiflash_write_sector(par, start_sector_addr,
                                         sector_buffer, sector_size);
+out:
+        kfree(sector_buffer);
         return err;
 }
 
diff --git a/drivers/video/fbdev/simplefb.c b/drivers/video/fbdev/simplefb.c
index 92cac803dee3..1085c0432158 100644
--- a/drivers/video/fbdev/simplefb.c
+++ b/drivers/video/fbdev/simplefb.c
@@ -402,7 +402,7 @@ static int __init simplefb_init(void)
         if (ret)
                 return ret;
 
-        if (IS_ENABLED(CONFIG_OF) && of_chosen) {
+        if (IS_ENABLED(CONFIG_OF_ADDRESS) && of_chosen) {
                 for_each_child_of_node(of_chosen, np) {
                         if (of_device_is_compatible(np, "simple-framebuffer"))
                                 of_platform_device_create(np, NULL, NULL);
diff --git a/drivers/virtio/virtio_pci_common.c b/drivers/virtio/virtio_pci_common.c
index 2ef9529809d8..9756f21b809e 100644
--- a/drivers/virtio/virtio_pci_common.c
+++ b/drivers/virtio/virtio_pci_common.c
@@ -282,6 +282,7 @@ void vp_del_vqs(struct virtio_device *vdev)
 
         vp_free_vectors(vdev);
         kfree(vp_dev->vqs);
+        vp_dev->vqs = NULL;
 }
 
 static int vp_try_to_find_vqs(struct virtio_device *vdev, unsigned nvqs,
@@ -421,15 +422,6 @@ int vp_set_vq_affinity(struct virtqueue *vq, int cpu)
         return 0;
 }
 
-void virtio_pci_release_dev(struct device *_d)
-{
-        /*
-         * No need for a release method as we allocate/free
-         * all devices together with the pci devices.
-         * Provide an empty one to avoid getting a warning from core.
-         */
-}
-
 #ifdef CONFIG_PM_SLEEP
 static int virtio_pci_freeze(struct device *dev)
 {
diff --git a/drivers/virtio/virtio_pci_common.h b/drivers/virtio/virtio_pci_common.h
index adddb647b21d..5a497289b7e9 100644
--- a/drivers/virtio/virtio_pci_common.h
+++ b/drivers/virtio/virtio_pci_common.h
@@ -126,7 +126,6 @@ const char *vp_bus_name(struct virtio_device *vdev);
  * - ignore the affinity request if we're using INTX
  */
 int vp_set_vq_affinity(struct virtqueue *vq, int cpu);
-void virtio_pci_release_dev(struct device *);
 
 int virtio_pci_legacy_probe(struct pci_dev *pci_dev,
                             const struct pci_device_id *id);
diff --git a/drivers/virtio/virtio_pci_legacy.c b/drivers/virtio/virtio_pci_legacy.c
index 6c76f0f5658c..a5486e65e04b 100644
--- a/drivers/virtio/virtio_pci_legacy.c
+++ b/drivers/virtio/virtio_pci_legacy.c
@@ -211,6 +211,17 @@ static const struct virtio_config_ops virtio_pci_config_ops = {
         .set_vq_affinity = vp_set_vq_affinity,
 };
 
+static void virtio_pci_release_dev(struct device *_d)
+{
+        struct virtio_device *vdev = dev_to_virtio(_d);
+        struct virtio_pci_device *vp_dev = to_vp_device(vdev);
+
+        /* As struct device is a kobject, it's not safe to
+         * free the memory (including the reference counter itself)
+         * until it's release callback. */
+        kfree(vp_dev);
+}
+
 /* the PCI probing function */
 int virtio_pci_legacy_probe(struct pci_dev *pci_dev,
                             const struct pci_device_id *id)
@@ -302,5 +313,4 @@ void virtio_pci_legacy_remove(struct pci_dev *pci_dev)
         pci_iounmap(pci_dev, vp_dev->ioaddr);
         pci_release_regions(pci_dev);
         pci_disable_device(pci_dev);
-        kfree(vp_dev);
 }