Back-merge tag 'v4.7-rc5' into drm-next

Linux 4.7-rc5

The fsl-dcu pull needs -rc3 so go to -rc5 for now.

328 files changed, 3589 insertions, 2077 deletions

diff --git a/drivers/acpi/acpica/exconfig.c b/drivers/acpi/acpica/exconfig.c
index a1d177d58254..21932d640a41 100644
--- a/drivers/acpi/acpica/exconfig.c
+++ b/drivers/acpi/acpica/exconfig.c
@@ -108,7 +108,9 @@ acpi_ex_add_table(u32 table_index,
 
 	/* Add the table to the namespace */
 
+	acpi_ex_exit_interpreter();
 	status = acpi_ns_load_table(table_index, parent_node);
+	acpi_ex_enter_interpreter();
 	if (ACPI_FAILURE(status)) {
 		acpi_ut_remove_reference(obj_desc);
 		*ddb_handle = NULL;
diff --git a/drivers/acpi/acpica/hwregs.c b/drivers/acpi/acpica/hwregs.c
index daceb80022b0..3b7fb99362b6 100644
--- a/drivers/acpi/acpica/hwregs.c
+++ b/drivers/acpi/acpica/hwregs.c
@@ -306,12 +306,6 @@ acpi_status acpi_hw_read(u32 *value, struct acpi_generic_address *reg)
 acpi_status acpi_hw_write(u32 value, struct acpi_generic_address *reg)
 {
 	u64 address;
-	u8 access_width;
-	u32 bit_width;
-	u8 bit_offset;
-	u64 value64;
-	u32 new_value32, old_value32;
-	u8 index;
 	acpi_status status;
 
 	ACPI_FUNCTION_NAME(hw_write);
@@ -323,145 +317,23 @@ acpi_status acpi_hw_write(u32 value, struct acpi_generic_address *reg)
 		return (status);
 	}
 
-	/* Convert access_width into number of bits based */
-
-	access_width = acpi_hw_get_access_bit_width(reg, 32);
-	bit_width = reg->bit_offset + reg->bit_width;
-	bit_offset = reg->bit_offset;
-
 	/*
 	 * Two address spaces supported: Memory or IO. PCI_Config is
 	 * not supported here because the GAS structure is insufficient
 	 */
-	index = 0;
-	while (bit_width) {
-		/*
-		 * Use offset style bit reads because "Index * AccessWidth" is
-		 * ensured to be less than 32-bits by acpi_hw_validate_register().
-		 */
-		new_value32 = ACPI_GET_BITS(&value, index * access_width,
-					    ACPI_MASK_BITS_ABOVE_32
-					    (access_width));
-
-		if (bit_offset >= access_width) {
-			bit_offset -= access_width;
-		} else {
-			/*
-			 * Use offset style bit masks because access_width is ensured
-			 * to be less than 32-bits by acpi_hw_validate_register() and
-			 * bit_offset/bit_width is less than access_width here.
-			 */
-			if (bit_offset) {
-				new_value32 &= ACPI_MASK_BITS_BELOW(bit_offset);
-			}
-			if (bit_width < access_width) {
-				new_value32 &= ACPI_MASK_BITS_ABOVE(bit_width);
-			}
-
-			if (reg->space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY) {
-				if (bit_offset || bit_width < access_width) {
-					/*
-					 * Read old values in order not to modify the bits that
-					 * are beyond the register bit_width/bit_offset setting.
-					 */
-					status =
-					    acpi_os_read_memory((acpi_physical_address)
-								address +
-								index *
-								ACPI_DIV_8
-								(access_width),
-								&value64,
-								access_width);
-					old_value32 = (u32)value64;
-
-					/*
-					 * Use offset style bit masks because access_width is
-					 * ensured to be less than 32-bits by
-					 * acpi_hw_validate_register() and bit_offset/bit_width is
-					 * less than access_width here.
-					 */
-					if (bit_offset) {
-						old_value32 &=
-						    ACPI_MASK_BITS_ABOVE
-						    (bit_offset);
-						bit_offset = 0;
-					}
-					if (bit_width < access_width) {
-						old_value32 &=
-						    ACPI_MASK_BITS_BELOW
-						    (bit_width);
-					}
-
-					new_value32 |= old_value32;
-				}
-
-				value64 = (u64)new_value32;
-				status =
-				    acpi_os_write_memory((acpi_physical_address)
-							 address +
-							 index *
-							 ACPI_DIV_8
-							 (access_width),
-							 value64, access_width);
-			} else {	/* ACPI_ADR_SPACE_SYSTEM_IO, validated earlier */
-
-				if (bit_offset || bit_width < access_width) {
-					/*
-					 * Read old values in order not to modify the bits that
-					 * are beyond the register bit_width/bit_offset setting.
-					 */
-					status =
-					    acpi_hw_read_port((acpi_io_address)
-							      address +
-							      index *
-							      ACPI_DIV_8
-							      (access_width),
-							      &old_value32,
-							      access_width);
-
-					/*
-					 * Use offset style bit masks because access_width is
-					 * ensured to be less than 32-bits by
-					 * acpi_hw_validate_register() and bit_offset/bit_width is
-					 * less than access_width here.
-					 */
-					if (bit_offset) {
-						old_value32 &=
-						    ACPI_MASK_BITS_ABOVE
-						    (bit_offset);
-						bit_offset = 0;
-					}
-					if (bit_width < access_width) {
-						old_value32 &=
-						    ACPI_MASK_BITS_BELOW
-						    (bit_width);
-					}
-
-					new_value32 |= old_value32;
-				}
-
-				status = acpi_hw_write_port((acpi_io_address)
-							    address +
-							    index *
-							    ACPI_DIV_8
-							    (access_width),
-							    new_value32,
-							    access_width);
-			}
-		}
-
-		/*
-		 * Index * access_width is ensured to be less than 32-bits by
-		 * acpi_hw_validate_register().
-		 */
-		bit_width -=
-		    bit_width > access_width ? access_width : bit_width;
-		index++;
+	if (reg->space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY) {
+		status = acpi_os_write_memory((acpi_physical_address)
+					      address, (u64)value,
+					      reg->bit_width);
+	} else {		/* ACPI_ADR_SPACE_SYSTEM_IO, validated earlier */
+
+		status = acpi_hw_write_port((acpi_io_address)
+					    address, value, reg->bit_width);
 	}
 
 	ACPI_DEBUG_PRINT((ACPI_DB_IO,
 			  "Wrote: %8.8X width %2d   to %8.8X%8.8X (%s)\n",
-			  value, access_width, ACPI_FORMAT_UINT64(address),
+			  value, reg->bit_width, ACPI_FORMAT_UINT64(address),
 			  acpi_ut_get_region_name(reg->space_id)));
 
 	return (status);
diff --git a/drivers/acpi/acpica/nsparse.c b/drivers/acpi/acpica/nsparse.c
index f631a47724f0..1783cd7e1446 100644
--- a/drivers/acpi/acpica/nsparse.c
+++ b/drivers/acpi/acpica/nsparse.c
@@ -47,6 +47,7 @@
 #include "acparser.h"
 #include "acdispat.h"
 #include "actables.h"
+#include "acinterp.h"
 
 #define _COMPONENT          ACPI_NAMESPACE
 ACPI_MODULE_NAME("nsparse")
@@ -170,6 +171,8 @@ acpi_ns_parse_table(u32 table_index, struct acpi_namespace_node *start_node)
 
 	ACPI_FUNCTION_TRACE(ns_parse_table);
 
+	acpi_ex_enter_interpreter();
+
 	/*
 	 * AML Parse, pass 1
 	 *
@@ -185,7 +188,7 @@ acpi_ns_parse_table(u32 table_index, struct acpi_namespace_node *start_node)
 	status = acpi_ns_one_complete_parse(ACPI_IMODE_LOAD_PASS1,
 					    table_index, start_node);
 	if (ACPI_FAILURE(status)) {
-		return_ACPI_STATUS(status);
+		goto error_exit;
 	}
 
 	/*
@@ -201,8 +204,10 @@ acpi_ns_parse_table(u32 table_index, struct acpi_namespace_node *start_node)
 	status = acpi_ns_one_complete_parse(ACPI_IMODE_LOAD_PASS2,
 					    table_index, start_node);
 	if (ACPI_FAILURE(status)) {
-		return_ACPI_STATUS(status);
+		goto error_exit;
 	}
 
+error_exit:
+	acpi_ex_exit_interpreter();
 	return_ACPI_STATUS(status);
 }
diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
index 31e8da648fff..262ca31b86d9 100644
--- a/drivers/acpi/bus.c
+++ b/drivers/acpi/bus.c
@@ -1051,7 +1051,7 @@ static int __init acpi_bus_init(void)
 	 * Maybe EC region is required at bus_scan/acpi_get_devices. So it
 	 * is necessary to enable it as early as possible.
 	 */
-	acpi_boot_ec_enable();
+	acpi_ec_dsdt_probe();
 
 	printk(KERN_INFO PREFIX "Interpreter enabled\n");
 
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index 0e70181f150c..73c76d646064 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -1446,10 +1446,30 @@ ec_parse_io_ports(struct acpi_resource *resource, void *context)
 	return AE_OK;
 }
 
-int __init acpi_boot_ec_enable(void)
+static const struct acpi_device_id ec_device_ids[] = {
+	{"PNP0C09", 0},
+	{"", 0},
+};
+
+int __init acpi_ec_dsdt_probe(void)
 {
-	if (!boot_ec)
+	acpi_status status;
+
+	if (boot_ec)
 		return 0;
+
+	/*
+	 * Finding EC from DSDT if there is no ECDT EC available. When this
+	 * function is invoked, ACPI tables have been fully loaded, we can
+	 * walk namespace now.
+	 */
+	boot_ec = make_acpi_ec();
+	if (!boot_ec)
+		return -ENOMEM;
+	status = acpi_get_devices(ec_device_ids[0].id,
+				  ec_parse_device, boot_ec, NULL);
+	if (ACPI_FAILURE(status) || !boot_ec->handle)
+		return -ENODEV;
 	if (!ec_install_handlers(boot_ec)) {
 		first_ec = boot_ec;
 		return 0;
@@ -1457,11 +1477,6 @@ int __init acpi_boot_ec_enable(void)
 	return -EFAULT;
 }
 
-static const struct acpi_device_id ec_device_ids[] = {
-	{"PNP0C09", 0},
-	{"", 0},
-};
-
 #if 0
 /*
  * Some EC firmware variations refuses to respond QR_EC when SCI_EVT is not
diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h
index 9bb0773d39bf..27cc7feabfe4 100644
--- a/drivers/acpi/internal.h
+++ b/drivers/acpi/internal.h
@@ -181,7 +181,7 @@ typedef int (*acpi_ec_query_func) (void *data);
 
 int acpi_ec_init(void);
 int acpi_ec_ecdt_probe(void);
-int acpi_boot_ec_enable(void);
+int acpi_ec_dsdt_probe(void);
 void acpi_ec_block_transactions(void);
 void acpi_ec_unblock_transactions(void);
 void acpi_ec_unblock_transactions_early(void);
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index 61dc7a99e89a..c6f017458958 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -606,7 +606,7 @@ void ata_scsi_error(struct Scsi_Host *host)
 	ata_scsi_port_error_handler(host, ap);
 
 	/* finish or retry handled scmd's and clean up */
-	WARN_ON(host->host_failed || !list_empty(&eh_work_q));
+	WARN_ON(!list_empty(&eh_work_q));
 
 	DPRINTK("EXIT\n");
 }
diff --git a/drivers/base/Makefile b/drivers/base/Makefile
index 6b2a84e7f2be..2609ba20b396 100644
--- a/drivers/base/Makefile
+++ b/drivers/base/Makefile
@@ -10,7 +10,7 @@ obj-$(CONFIG_DMA_CMA) += dma-contiguous.o
 obj-y			+= power/
 obj-$(CONFIG_HAS_DMA)	+= dma-mapping.o
 obj-$(CONFIG_HAVE_GENERIC_DMA_COHERENT) += dma-coherent.o
-obj-$(CONFIG_ISA)	+= isa.o
+obj-$(CONFIG_ISA_BUS_API)	+= isa.o
 obj-$(CONFIG_FW_LOADER)	+= firmware_class.o
 obj-$(CONFIG_NUMA)	+= node.o
 obj-$(CONFIG_MEMORY_HOTPLUG_SPARSE) += memory.o
diff --git a/drivers/base/isa.c b/drivers/base/isa.c
index 91dba65d7264..cd6ccdcf9df0 100644
--- a/drivers/base/isa.c
+++ b/drivers/base/isa.c
@@ -180,4 +180,4 @@ static int __init isa_bus_init(void)
 	return error;
 }
 
-device_initcall(isa_bus_init);
+postcore_initcall(isa_bus_init);
diff --git a/drivers/base/module.c b/drivers/base/module.c
index db930d3ee312..2a215780eda2 100644
--- a/drivers/base/module.c
+++ b/drivers/base/module.c
@@ -24,10 +24,12 @@ static char *make_driver_name(struct device_driver *drv)
 
 static void module_create_drivers_dir(struct module_kobject *mk)
 {
-	if (!mk || mk->drivers_dir)
-		return;
+	static DEFINE_MUTEX(drivers_dir_mutex);
 
-	mk->drivers_dir = kobject_create_and_add("drivers", &mk->kobj);
+	mutex_lock(&drivers_dir_mutex);
+	if (mk && !mk->drivers_dir)
+		mk->drivers_dir = kobject_create_and_add("drivers", &mk->kobj);
+	mutex_unlock(&drivers_dir_mutex);
 }
 
 void module_add_driver(struct module *mod, struct device_driver *drv)
diff --git a/drivers/base/power/opp/cpu.c b/drivers/base/power/opp/cpu.c
index 83d6e7ba1a34..8c3434bdb26d 100644
--- a/drivers/base/power/opp/cpu.c
+++ b/drivers/base/power/opp/cpu.c
@@ -211,7 +211,7 @@ int dev_pm_opp_set_sharing_cpus(struct device *cpu_dev,
 		}
 
 		/* Mark opp-table as multiple CPUs are sharing it now */
-		opp_table->shared_opp = true;
+		opp_table->shared_opp = OPP_TABLE_ACCESS_SHARED;
 	}
 unlock:
 	mutex_unlock(&opp_table_lock);
@@ -227,7 +227,8 @@ EXPORT_SYMBOL_GPL(dev_pm_opp_set_sharing_cpus);
  *
  * This updates the @cpumask with CPUs that are sharing OPPs with @cpu_dev.
  *
- * Returns -ENODEV if OPP table isn't already present.
+ * Returns -ENODEV if OPP table isn't already present and -EINVAL if the OPP
+ * table's status is access-unknown.
  *
  * Locking: The internal opp_table and opp structures are RCU protected.
  * Hence this function internally uses RCU updater strategy with mutex locks
@@ -249,9 +250,14 @@ int dev_pm_opp_get_sharing_cpus(struct device *cpu_dev, struct cpumask *cpumask)
 		goto unlock;
 	}
 
+	if (opp_table->shared_opp == OPP_TABLE_ACCESS_UNKNOWN) {
+		ret = -EINVAL;
+		goto unlock;
+	}
+
 	cpumask_clear(cpumask);
 
-	if (opp_table->shared_opp) {
+	if (opp_table->shared_opp == OPP_TABLE_ACCESS_SHARED) {
 		list_for_each_entry(opp_dev, &opp_table->dev_list, node)
 			cpumask_set_cpu(opp_dev->dev->id, cpumask);
 	} else {
diff --git a/drivers/base/power/opp/of.c b/drivers/base/power/opp/of.c
index 94d2010558e3..1dfd3dd92624 100644
--- a/drivers/base/power/opp/of.c
+++ b/drivers/base/power/opp/of.c
@@ -34,7 +34,10 @@ static struct opp_table *_managed_opp(const struct device_node *np)
 			 * But the OPPs will be considered as shared only if the
 			 * OPP table contains a "opp-shared" property.
 			 */
-			return opp_table->shared_opp ? opp_table : NULL;
+			if (opp_table->shared_opp == OPP_TABLE_ACCESS_SHARED)
+				return opp_table;
+
+			return NULL;
 		}
 	}
 
@@ -353,7 +356,10 @@ static int _of_add_opp_table_v2(struct device *dev, struct device_node *opp_np)
 	}
 
 	opp_table->np = opp_np;
-	opp_table->shared_opp = of_property_read_bool(opp_np, "opp-shared");
+	if (of_property_read_bool(opp_np, "opp-shared"))
+		opp_table->shared_opp = OPP_TABLE_ACCESS_SHARED;
+	else
+		opp_table->shared_opp = OPP_TABLE_ACCESS_EXCLUSIVE;
 
 	mutex_unlock(&opp_table_lock);
 
diff --git a/drivers/base/power/opp/opp.h b/drivers/base/power/opp/opp.h
index 20f3be22e060..fabd5ca1a083 100644
--- a/drivers/base/power/opp/opp.h
+++ b/drivers/base/power/opp/opp.h
@@ -119,6 +119,12 @@ struct opp_device {
 #endif
 };
 
+enum opp_table_access {
+	OPP_TABLE_ACCESS_UNKNOWN = 0,
+	OPP_TABLE_ACCESS_EXCLUSIVE = 1,
+	OPP_TABLE_ACCESS_SHARED = 2,
+};
+
 /**
  * struct opp_table - Device opp structure
  * @node:	table node - contains the devices with OPPs that
@@ -166,7 +172,7 @@ struct opp_table {
 	/* For backward compatibility with v1 bindings */
 	unsigned int voltage_tolerance_v1;
 
-	bool shared_opp;
+	enum opp_table_access shared_opp;
 	struct dev_pm_opp *suspend_opp;
 
 	unsigned int *supported_hw;
diff --git a/drivers/block/aoe/aoecmd.c b/drivers/block/aoe/aoecmd.c
index d597e432e195..ab19adb07a12 100644
--- a/drivers/block/aoe/aoecmd.c
+++ b/drivers/block/aoe/aoecmd.c
@@ -1750,7 +1750,7 @@ aoecmd_init(void)
 	int ret;
 
 	/* get_zeroed_page returns page with ref count 1 */
-	p = (void *) get_zeroed_page(GFP_KERNEL | __GFP_REPEAT);
+	p = (void *) get_zeroed_page(GFP_KERNEL);
 	if (!p)
 		return -ENOMEM;
 	empty_page = virt_to_page(p);
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index 31e73a7a40f2..6a48ed41963f 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -941,7 +941,7 @@ static int nbd_dev_dbg_init(struct nbd_device *nbd)
 	debugfs_create_u64("size_bytes", 0444, dir, &nbd->bytesize);
 	debugfs_create_u32("timeout", 0444, dir, &nbd->xmit_timeout);
 	debugfs_create_u32("blocksize", 0444, dir, &nbd->blksize);
-	debugfs_create_file("flags", 0444, dir, &nbd, &nbd_dbg_flags_ops);
+	debugfs_create_file("flags", 0444, dir, nbd, &nbd_dbg_flags_ops);
 
 	return 0;
 }
diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c
index ca13df854639..2e6d1e9c3345 100644
--- a/drivers/block/xen-blkfront.c
+++ b/drivers/block/xen-blkfront.c
@@ -874,8 +874,12 @@ static int blkif_queue_rq(struct blk_mq_hw_ctx *hctx,
 			  const struct blk_mq_queue_data *qd)
 {
 	unsigned long flags;
-	struct blkfront_ring_info *rinfo = (struct blkfront_ring_info *)hctx->driver_data;
+	int qid = hctx->queue_num;
+	struct blkfront_info *info = hctx->queue->queuedata;
+	struct blkfront_ring_info *rinfo = NULL;
 
+	BUG_ON(info->nr_rings <= qid);
+	rinfo = &info->rinfo[qid];
 	blk_mq_start_request(qd->rq);
 	spin_lock_irqsave(&rinfo->ring_lock, flags);
 	if (RING_FULL(&rinfo->ring))
@@ -901,20 +905,9 @@ out_busy:
 	return BLK_MQ_RQ_QUEUE_BUSY;
 }
 
-static int blk_mq_init_hctx(struct blk_mq_hw_ctx *hctx, void *data,
-			    unsigned int index)
-{
-	struct blkfront_info *info = (struct blkfront_info *)data;
-
-	BUG_ON(info->nr_rings <= index);
-	hctx->driver_data = &info->rinfo[index];
-	return 0;
-}
-
 static struct blk_mq_ops blkfront_mq_ops = {
 	.queue_rq = blkif_queue_rq,
 	.map_queue = blk_mq_map_queue,
-	.init_hctx = blk_mq_init_hctx,
 };
 
 static int xlvbd_init_blk_queue(struct gendisk *gd, u16 sector_size,
@@ -950,6 +943,7 @@ static int xlvbd_init_blk_queue(struct gendisk *gd, u16 sector_size,
 		return PTR_ERR(rq);
 	}
 
+	rq->queuedata = info;
 	queue_flag_set_unlocked(QUEUE_FLAG_VIRT, rq);
 
 	if (info->feature_discard) {
@@ -2149,6 +2143,8 @@ static int blkfront_resume(struct xenbus_device *dev)
 		return err;
 
 	err = talk_to_blkback(dev, info);
+	if (!err)
+		blk_mq_update_nr_hw_queues(&info->tag_set, info->nr_rings);
 
 	/*
 	 * We have to wait for the backend to switch to
@@ -2485,10 +2481,23 @@ static void blkback_changed(struct xenbus_device *dev,
 		break;
 
 	case XenbusStateConnected:
-		if (dev->state != XenbusStateInitialised) {
+		/*
+		 * talk_to_blkback sets state to XenbusStateInitialised
+		 * and blkfront_connect sets it to XenbusStateConnected
+		 * (if connection went OK).
+		 *
+		 * If the backend (or toolstack) decides to poke at backend
+		 * state (and re-trigger the watch by setting the state repeatedly
+		 * to XenbusStateConnected (4)) we need to deal with this.
+		 * This is allowed as this is used to communicate to the guest
+		 * that the size of disk has changed!
+		 */
+		if ((dev->state != XenbusStateInitialised) &&
+		    (dev->state != XenbusStateConnected)) {
 			if (talk_to_blkback(dev, info))
 				break;
 		}
+
 		blkfront_connect(info);
 		break;
 
diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c
index 94fb407d8561..44b1bd6baa38 100644
--- a/drivers/char/ipmi/ipmi_msghandler.c
+++ b/drivers/char/ipmi/ipmi_msghandler.c
@@ -3820,6 +3820,7 @@ static void handle_new_recv_msgs(ipmi_smi_t intf)
 	while (!list_empty(&intf->waiting_rcv_msgs)) {
 		smi_msg = list_entry(intf->waiting_rcv_msgs.next,
 				     struct ipmi_smi_msg, link);
+		list_del(&smi_msg->link);
 		if (!run_to_completion)
 			spin_unlock_irqrestore(&intf->waiting_rcv_msgs_lock,
 					       flags);
@@ -3829,11 +3830,14 @@ static void handle_new_recv_msgs(ipmi_smi_t intf)
 		if (rv > 0) {
 			/*
 			 * To preserve message order, quit if we
-			 * can't handle a message.
+			 * can't handle a message.  Add the message
+			 * back at the head, this is safe because this
+			 * tasklet is the only thing that pulls the
+			 * messages.
 			 */
+			list_add(&smi_msg->link, &intf->waiting_rcv_msgs);
 			break;
 		} else {
-			list_del(&smi_msg->link);
 			if (rv == 0)
 				/* Message handled */
 				ipmi_free_smi_msg(smi_msg);
diff --git a/drivers/clk/Kconfig b/drivers/clk/Kconfig
index 53ddba26578c..98efbfcdb503 100644
--- a/drivers/clk/Kconfig
+++ b/drivers/clk/Kconfig
@@ -175,6 +175,7 @@ config COMMON_CLK_KEYSTONE
 config COMMON_CLK_NXP
 	def_bool COMMON_CLK && (ARCH_LPC18XX || ARCH_LPC32XX)
 	select REGMAP_MMIO if ARCH_LPC32XX
+	select MFD_SYSCON if ARCH_LPC18XX
 	---help---
 	  Support for clock providers on NXP platforms.
 
diff --git a/drivers/clk/microchip/clk-pic32mzda.c b/drivers/clk/microchip/clk-pic32mzda.c
index 020a29acc5b0..51f54380474b 100644
--- a/drivers/clk/microchip/clk-pic32mzda.c
+++ b/drivers/clk/microchip/clk-pic32mzda.c
@@ -180,15 +180,15 @@ static int pic32mzda_clk_probe(struct platform_device *pdev)
 
 	/* register fixed rate clocks */
 	clks[POSCCLK] = clk_register_fixed_rate(&pdev->dev, "posc_clk", NULL,
-						CLK_IS_ROOT, 24000000);
+						0, 24000000);
 	clks[FRCCLK] =  clk_register_fixed_rate(&pdev->dev, "frc_clk", NULL,
-						CLK_IS_ROOT, 8000000);
+						0, 8000000);
 	clks[BFRCCLK] = clk_register_fixed_rate(&pdev->dev, "bfrc_clk", NULL,
-						CLK_IS_ROOT, 8000000);
+						0, 8000000);
 	clks[LPRCCLK] = clk_register_fixed_rate(&pdev->dev, "lprc_clk", NULL,
-						CLK_IS_ROOT, 32000);
+						0, 32000);
 	clks[UPLLCLK] = clk_register_fixed_rate(&pdev->dev, "usbphy_clk", NULL,
-						CLK_IS_ROOT, 24000000);
+						0, 24000000);
 	/* fixed rate (optional) clock */
 	if (of_find_property(np, "microchip,pic32mzda-sosc", NULL)) {
 		pr_info("pic32-clk: dt requests SOSC.\n");
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index 0d159b513469..fe9dc17ea873 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -372,26 +372,9 @@ static bool intel_pstate_get_ppc_enable_status(void)
 	return acpi_ppc;
 }
 
-/*
- * The max target pstate ratio is a 8 bit value in both PLATFORM_INFO MSR and
- * in TURBO_RATIO_LIMIT MSR, which pstate driver stores in max_pstate and
- * max_turbo_pstate fields. The PERF_CTL MSR contains 16 bit value for P state
- * ratio, out of it only high 8 bits are used. For example 0x1700 is setting
- * target ratio 0x17. The _PSS control value stores in a format which can be
- * directly written to PERF_CTL MSR. But in intel_pstate driver this shift
- * occurs during write to PERF_CTL (E.g. for cores core_set_pstate()).
- * This function converts the _PSS control value to intel pstate driver format
- * for comparison and assignment.
- */
-static int convert_to_native_pstate_format(struct cpudata *cpu, int index)
-{
-	return cpu->acpi_perf_data.states[index].control >> 8;
-}
-
 static void intel_pstate_init_acpi_perf_limits(struct cpufreq_policy *policy)
 {
 	struct cpudata *cpu;
-	int turbo_pss_ctl;
 	int ret;
 	int i;
 
@@ -441,11 +424,10 @@ static void intel_pstate_init_acpi_perf_limits(struct cpufreq_policy *policy)
 	 * max frequency, which will cause a reduced performance as
 	 * this driver uses real max turbo frequency as the max
 	 * frequency. So correct this frequency in _PSS table to
-	 * correct max turbo frequency based on the turbo ratio.
+	 * correct max turbo frequency based on the turbo state.
 	 * Also need to convert to MHz as _PSS freq is in MHz.
 	 */
-	turbo_pss_ctl = convert_to_native_pstate_format(cpu, 0);
-	if (turbo_pss_ctl > cpu->pstate.max_pstate)
+	if (!limits->turbo_disabled)
 		cpu->acpi_perf_data.states[0].core_frequency =
 					policy->cpuinfo.max_freq / 1000;
 	cpu->valid_pss_table = true;
@@ -1460,6 +1442,9 @@ static int intel_pstate_set_policy(struct cpufreq_policy *policy)
 
 	intel_pstate_clear_update_util_hook(policy->cpu);
 
+	pr_debug("set_policy cpuinfo.max %u policy->max %u\n",
+		 policy->cpuinfo.max_freq, policy->max);
+
 	cpu = all_cpu_data[0];
 	if (cpu->pstate.max_pstate_physical > cpu->pstate.max_pstate &&
 	    policy->max < policy->cpuinfo.max_freq &&
@@ -1495,13 +1480,13 @@ static int intel_pstate_set_policy(struct cpufreq_policy *policy)
 				   limits->max_sysfs_pct);
 	limits->max_perf_pct = max(limits->min_policy_pct,
 				   limits->max_perf_pct);
-	limits->max_perf = round_up(limits->max_perf, FRAC_BITS);
 
 	/* Make sure min_perf_pct <= max_perf_pct */
 	limits->min_perf_pct = min(limits->max_perf_pct, limits->min_perf_pct);
 
 	limits->min_perf = div_fp(limits->min_perf_pct, 100);
 	limits->max_perf = div_fp(limits->max_perf_pct, 100);
+	limits->max_perf = round_up(limits->max_perf, FRAC_BITS);
 
  out:
 	intel_pstate_set_update_util_hook(policy->cpu);
@@ -1558,8 +1543,11 @@ static int intel_pstate_cpu_init(struct cpufreq_policy *policy)
 
 	/* cpuinfo and default policy values */
 	policy->cpuinfo.min_freq = cpu->pstate.min_pstate * cpu->pstate.scaling;
-	policy->cpuinfo.max_freq =
-		cpu->pstate.turbo_pstate * cpu->pstate.scaling;
+	update_turbo_state();
+	policy->cpuinfo.max_freq = limits->turbo_disabled ?
+			cpu->pstate.max_pstate : cpu->pstate.turbo_pstate;
+	policy->cpuinfo.max_freq *= cpu->pstate.scaling;
+
 	intel_pstate_init_acpi_perf_limits(policy);
 	policy->cpuinfo.transition_latency = CPUFREQ_ETERNAL;
 	cpumask_set_cpu(policy->cpu, policy->cpus);
diff --git a/drivers/cpufreq/pcc-cpufreq.c b/drivers/cpufreq/pcc-cpufreq.c
index 808a320e9d5d..a7ecb9a84c15 100644
--- a/drivers/cpufreq/pcc-cpufreq.c
+++ b/drivers/cpufreq/pcc-cpufreq.c
@@ -487,7 +487,7 @@ static int __init pcc_cpufreq_probe(void)
 	doorbell.space_id = reg_resource->space_id;
 	doorbell.bit_width = reg_resource->bit_width;
 	doorbell.bit_offset = reg_resource->bit_offset;
-	doorbell.access_width = 64;
+	doorbell.access_width = 4;
 	doorbell.address = reg_resource->address;
 
 	pr_debug("probe: doorbell: space_id is %d, bit_width is %d, "
diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c
index 1d6c803804d5..e92418facc92 100644
--- a/drivers/devfreq/devfreq.c
+++ b/drivers/devfreq/devfreq.c
@@ -268,8 +268,11 @@ int update_devfreq(struct devfreq *devfreq)
 	devfreq_notify_transition(devfreq, &freqs, DEVFREQ_PRECHANGE);
 
 	err = devfreq->profile->target(devfreq->dev.parent, &freq, flags);
-	if (err)
+	if (err) {
+		freqs.new = cur_freq;
+		devfreq_notify_transition(devfreq, &freqs, DEVFREQ_POSTCHANGE);
 		return err;
+	}
 
 	freqs.new = freq;
 	devfreq_notify_transition(devfreq, &freqs, DEVFREQ_POSTCHANGE);
@@ -552,6 +555,7 @@ struct devfreq *devfreq_add_device(struct device *dev,
 	devfreq->profile = profile;
 	strncpy(devfreq->governor_name, governor_name, DEVFREQ_NAME_LEN);
 	devfreq->previous_freq = profile->initial_freq;
+	devfreq->last_status.current_frequency = profile->initial_freq;
 	devfreq->data = data;
 	devfreq->nb.notifier_call = devfreq_notifier_call;
 
@@ -561,23 +565,22 @@ struct devfreq *devfreq_add_device(struct device *dev,
 		mutex_lock(&devfreq->lock);
 	}
 
-	devfreq->trans_table =	devm_kzalloc(dev, sizeof(unsigned int) *
-						devfreq->profile->max_state *
-						devfreq->profile->max_state,
-						GFP_KERNEL);
-	devfreq->time_in_state = devm_kzalloc(dev, sizeof(unsigned long) *
-						devfreq->profile->max_state,
-						GFP_KERNEL);
-	devfreq->last_stat_updated = jiffies;
-
 	dev_set_name(&devfreq->dev, "%s", dev_name(dev));
 	err = device_register(&devfreq->dev);
 	if (err) {
-		put_device(&devfreq->dev);
 		mutex_unlock(&devfreq->lock);
 		goto err_out;
 	}
 
+	devfreq->trans_table =	devm_kzalloc(&devfreq->dev, sizeof(unsigned int) *
+						devfreq->profile->max_state *
+						devfreq->profile->max_state,
+						GFP_KERNEL);
+	devfreq->time_in_state = devm_kzalloc(&devfreq->dev, sizeof(unsigned long) *
+						devfreq->profile->max_state,
+						GFP_KERNEL);
+	devfreq->last_stat_updated = jiffies;
+
 	srcu_init_notifier_head(&devfreq->transition_notifier_list);
 
 	mutex_unlock(&devfreq->lock);
@@ -603,7 +606,6 @@ struct devfreq *devfreq_add_device(struct device *dev,
 err_init:
 	list_del(&devfreq->node);
 	device_unregister(&devfreq->dev);
-	kfree(devfreq);
 err_out:
 	return ERR_PTR(err);
 }
@@ -621,7 +623,6 @@ int devfreq_remove_device(struct devfreq *devfreq)
 		return -EINVAL;
 
 	device_unregister(&devfreq->dev);
-	put_device(&devfreq->dev);
 
 	return 0;
 }
diff --git a/drivers/devfreq/event/exynos-nocp.c b/drivers/devfreq/event/exynos-nocp.c
index 6b6a5f310486..a5841403bde8 100644
--- a/drivers/devfreq/event/exynos-nocp.c
+++ b/drivers/devfreq/event/exynos-nocp.c
@@ -220,9 +220,6 @@ static int exynos_nocp_parse_dt(struct platform_device *pdev,
 
 	/* Maps the memory mapped IO to control nocp register */
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (IS_ERR(res))
-		return PTR_ERR(res);
-
 	base = devm_ioremap_resource(dev, res);
 	if (IS_ERR(base))
 		return PTR_ERR(base);
diff --git a/drivers/dma/at_xdmac.c b/drivers/dma/at_xdmac.c
index 8e304b1befc5..75bd6621dc5d 100644
--- a/drivers/dma/at_xdmac.c
+++ b/drivers/dma/at_xdmac.c
@@ -242,7 +242,7 @@ struct at_xdmac_lld {
 	u32		mbr_dus;	/* Destination Microblock Stride Register */
 };
 
-
+/* 64-bit alignment needed to update CNDA and CUBC registers in an atomic way. */
 struct at_xdmac_desc {
 	struct at_xdmac_lld		lld;
 	enum dma_transfer_direction	direction;
@@ -253,7 +253,7 @@ struct at_xdmac_desc {
 	unsigned int			xfer_size;
 	struct list_head		descs_list;
 	struct list_head		xfer_node;
-};
+} __aligned(sizeof(u64));
 
 static inline void __iomem *at_xdmac_chan_reg_base(struct at_xdmac *atxdmac, unsigned int chan_nb)
 {
@@ -1400,6 +1400,7 @@ at_xdmac_tx_status(struct dma_chan *chan, dma_cookie_t cookie,
 	u32			cur_nda, check_nda, cur_ubc, mask, value;
 	u8			dwidth = 0;
 	unsigned long		flags;
+	bool			initd;
 
 	ret = dma_cookie_status(chan, cookie, txstate);
 	if (ret == DMA_COMPLETE)
@@ -1424,7 +1425,16 @@ at_xdmac_tx_status(struct dma_chan *chan, dma_cookie_t cookie,
 	residue = desc->xfer_size;
 	/*
 	 * Flush FIFO: only relevant when the transfer is source peripheral
-	 * synchronized.
+	 * synchronized. Flush is needed before reading CUBC because data in
+	 * the FIFO are not reported by CUBC. Reporting a residue of the
+	 * transfer length while we have data in FIFO can cause issue.
+	 * Usecase: atmel USART has a timeout which means I have received
+	 * characters but there is no more character received for a while. On
+	 * timeout, it requests the residue. If the data are in the DMA FIFO,
+	 * we will return a residue of the transfer length. It means no data
+	 * received. If an application is waiting for these data, it will hang
+	 * since we won't have another USART timeout without receiving new
+	 * data.
 	 */
 	mask = AT_XDMAC_CC_TYPE | AT_XDMAC_CC_DSYNC;
 	value = AT_XDMAC_CC_TYPE_PER_TRAN | AT_XDMAC_CC_DSYNC_PER2MEM;
@@ -1435,34 +1445,43 @@ at_xdmac_tx_status(struct dma_chan *chan, dma_cookie_t cookie,
 	}
 
 	/*
-	 * When processing the residue, we need to read two registers but we
-	 * can't do it in an atomic way. AT_XDMAC_CNDA is used to find where
-	 * we stand in the descriptor list and AT_XDMAC_CUBC is used
-	 * to know how many data are remaining for the current descriptor.
-	 * Since the dma channel is not paused to not loose data, between the
-	 * AT_XDMAC_CNDA and AT_XDMAC_CUBC read, we may have change of
-	 * descriptor.
-	 * For that reason, after reading AT_XDMAC_CUBC, we check if we are
-	 * still using the same descriptor by reading a second time
-	 * AT_XDMAC_CNDA. If AT_XDMAC_CNDA has changed, it means we have to
-	 * read again AT_XDMAC_CUBC.
+	 * The easiest way to compute the residue should be to pause the DMA
+	 * but doing this can lead to miss some data as some devices don't
+	 * have FIFO.
+	 * We need to read several registers because:
+	 * - DMA is running therefore a descriptor change is possible while
+	 * reading these registers
+	 * - When the block transfer is done, the value of the CUBC register
+	 * is set to its initial value until the fetch of the next descriptor.
+	 * This value will corrupt the residue calculation so we have to skip
+	 * it.
+	 *
+	 * INITD --------                    ------------
+	 *              |____________________|
+	 *       _______________________  _______________
+	 * NDA       @desc2             \/   @desc3
+	 *       _______________________/\_______________
+	 *       __________  ___________  _______________
+	 * CUBC       0    \/ MAX desc1 \/  MAX desc2
+	 *       __________/\___________/\_______________
+	 *
+	 * Since descriptors are aligned on 64 bits, we can assume that
+	 * the update of NDA and CUBC is atomic.
 	 * Memory barriers are used to ensure the read order of the registers.
-	 * A max number of retries is set because unlikely it can never ends if
-	 * we are transferring a lot of data with small buffers.
+	 * A max number of retries is set because unlikely it could never ends.
 	 */
-	cur_nda = at_xdmac_chan_read(atchan, AT_XDMAC_CNDA) & 0xfffffffc;
-	rmb();
-	cur_ubc = at_xdmac_chan_read(atchan, AT_XDMAC_CUBC);
 	for (retry = 0; retry < AT_XDMAC_RESIDUE_MAX_RETRIES; retry++) {
-		rmb();
 		check_nda = at_xdmac_chan_read(atchan, AT_XDMAC_CNDA) & 0xfffffffc;
-
-		if (likely(cur_nda == check_nda))
-			break;
-
-		cur_nda = check_nda;
+		rmb();
+		initd = !!(at_xdmac_chan_read(atchan, AT_XDMAC_CC) & AT_XDMAC_CC_INITD);
 		rmb();
 		cur_ubc = at_xdmac_chan_read(atchan, AT_XDMAC_CUBC);
+		rmb();
+		cur_nda = at_xdmac_chan_read(atchan, AT_XDMAC_CNDA) & 0xfffffffc;
+		rmb();
+
+		if ((check_nda == cur_nda) && initd)
+			break;
 	}
 
 	if (unlikely(retry >= AT_XDMAC_RESIDUE_MAX_RETRIES)) {
@@ -1471,6 +1490,19 @@ at_xdmac_tx_status(struct dma_chan *chan, dma_cookie_t cookie,
 	}
 
 	/*
+	 * Flush FIFO: only relevant when the transfer is source peripheral
+	 * synchronized. Another flush is needed here because CUBC is updated
+	 * when the controller sends the data write command. It can lead to
+	 * report data that are not written in the memory or the device. The
+	 * FIFO flush ensures that data are really written.
+	 */
+	if ((desc->lld.mbr_cfg & mask) == value) {
+		at_xdmac_write(atxdmac, AT_XDMAC_GSWF, atchan->mask);
+		while (!(at_xdmac_chan_read(atchan, AT_XDMAC_CIS) & AT_XDMAC_CIS_FIS))
+			cpu_relax();
+	}
+
+	/*
 	 * Remove size of all microblocks already transferred and the current
 	 * one. Then add the remaining size to transfer of the current
 	 * microblock.
diff --git a/drivers/dma/mv_xor.c b/drivers/dma/mv_xor.c
index 25d1dadcddd1..d0446a75990a 100644
--- a/drivers/dma/mv_xor.c
+++ b/drivers/dma/mv_xor.c
@@ -703,8 +703,9 @@ static int mv_chan_memcpy_self_test(struct mv_xor_chan *mv_chan)
 		goto free_resources;
 	}
 
-	src_dma = dma_map_page(dma_chan->device->dev, virt_to_page(src), 0,
-				 PAGE_SIZE, DMA_TO_DEVICE);
+	src_dma = dma_map_page(dma_chan->device->dev, virt_to_page(src),
+			       (size_t)src & ~PAGE_MASK, PAGE_SIZE,
+			       DMA_TO_DEVICE);
 	unmap->addr[0] = src_dma;
 
 	ret = dma_mapping_error(dma_chan->device->dev, src_dma);
@@ -714,8 +715,9 @@ static int mv_chan_memcpy_self_test(struct mv_xor_chan *mv_chan)
 	}
 	unmap->to_cnt = 1;
 
-	dest_dma = dma_map_page(dma_chan->device->dev, virt_to_page(dest), 0,
-				  PAGE_SIZE, DMA_FROM_DEVICE);
+	dest_dma = dma_map_page(dma_chan->device->dev, virt_to_page(dest),
+				(size_t)dest & ~PAGE_MASK, PAGE_SIZE,
+				DMA_FROM_DEVICE);
 	unmap->addr[1] = dest_dma;
 
 	ret = dma_mapping_error(dma_chan->device->dev, dest_dma);
diff --git a/drivers/edac/edac_mc.c b/drivers/edac/edac_mc.c
index 6aa256b0a1ed..c3ee3ad98a63 100644
--- a/drivers/edac/edac_mc.c
+++ b/drivers/edac/edac_mc.c
@@ -565,7 +565,8 @@ void edac_mc_reset_delay_period(unsigned long value)
 	list_for_each(item, &mc_devices) {
 		mci = list_entry(item, struct mem_ctl_info, link);
 
-		edac_mod_work(&mci->work, value);
+		if (mci->op_state == OP_RUNNING_POLL)
+			edac_mod_work(&mci->work, value);
 	}
 	mutex_unlock(&mem_ctls_mutex);
 }
diff --git a/drivers/edac/sb_edac.c b/drivers/edac/sb_edac.c
index b4d0bf6534cf..6744d88bdea8 100644
--- a/drivers/edac/sb_edac.c
+++ b/drivers/edac/sb_edac.c
@@ -239,8 +239,11 @@ static const u32 rir_offset[MAX_RIR_RANGES][MAX_RIR_WAY] = {
 	{ 0x1a0, 0x1a4, 0x1a8, 0x1ac, 0x1b0, 0x1b4, 0x1b8, 0x1bc },
 };
 
-#define RIR_RNK_TGT(reg)		GET_BITFIELD(reg, 16, 19)
-#define RIR_OFFSET(reg)		GET_BITFIELD(reg,  2, 14)
+#define RIR_RNK_TGT(type, reg) (((type) == BROADWELL) ? \
+	GET_BITFIELD(reg, 20, 23) : GET_BITFIELD(reg, 16, 19))
+
+#define RIR_OFFSET(type, reg) (((type) == HASWELL || (type) == BROADWELL) ? \
+	GET_BITFIELD(reg,  2, 15) : GET_BITFIELD(reg,  2, 14))
 
 /* Device 16, functions 2-7 */
 
@@ -326,6 +329,7 @@ struct pci_id_descr {
 struct pci_id_table {
 	const struct pci_id_descr	*descr;
 	int				n_devs;
+	enum type			type;
 };
 
 struct sbridge_dev {
@@ -394,9 +398,14 @@ static const struct pci_id_descr pci_dev_descr_sbridge[] = {
 	{ PCI_DESCR(PCI_DEVICE_ID_INTEL_SBRIDGE_BR, 0)		},
 };
 
-#define PCI_ID_TABLE_ENTRY(A) { .descr=A, .n_devs = ARRAY_SIZE(A) }
+#define PCI_ID_TABLE_ENTRY(A, T) {	\
+	.descr = A,			\
+	.n_devs = ARRAY_SIZE(A),	\
+	.type = T			\
+}
+
 static const struct pci_id_table pci_dev_descr_sbridge_table[] = {
-	PCI_ID_TABLE_ENTRY(pci_dev_descr_sbridge),
+	PCI_ID_TABLE_ENTRY(pci_dev_descr_sbridge, SANDY_BRIDGE),
 	{0,}			/* 0 terminated list. */
 };
 
@@ -463,7 +472,7 @@ static const struct pci_id_descr pci_dev_descr_ibridge[] = {
 };
 
 static const struct pci_id_table pci_dev_descr_ibridge_table[] = {
-	PCI_ID_TABLE_ENTRY(pci_dev_descr_ibridge),
+	PCI_ID_TABLE_ENTRY(pci_dev_descr_ibridge, IVY_BRIDGE),
 	{0,}			/* 0 terminated list. */
 };
 
@@ -536,7 +545,7 @@ static const struct pci_id_descr pci_dev_descr_haswell[] = {
 };
 
 static const struct pci_id_table pci_dev_descr_haswell_table[] = {
-	PCI_ID_TABLE_ENTRY(pci_dev_descr_haswell),
+	PCI_ID_TABLE_ENTRY(pci_dev_descr_haswell, HASWELL),
 	{0,}			/* 0 terminated list. */
 };
 
@@ -580,7 +589,7 @@ static const struct pci_id_descr pci_dev_descr_knl[] = {
 };
 
 static const struct pci_id_table pci_dev_descr_knl_table[] = {
-	PCI_ID_TABLE_ENTRY(pci_dev_descr_knl),
+	PCI_ID_TABLE_ENTRY(pci_dev_descr_knl, KNIGHTS_LANDING),
 	{0,}
 };
 
@@ -648,7 +657,7 @@ static const struct pci_id_descr pci_dev_descr_broadwell[] = {
 };
 
 static const struct pci_id_table pci_dev_descr_broadwell_table[] = {
-	PCI_ID_TABLE_ENTRY(pci_dev_descr_broadwell),
+	PCI_ID_TABLE_ENTRY(pci_dev_descr_broadwell, BROADWELL),
 	{0,}			/* 0 terminated list. */
 };
 
@@ -1894,14 +1903,14 @@ static void get_memory_layout(const struct mem_ctl_info *mci)
 				pci_read_config_dword(pvt->pci_tad[i],
 						      rir_offset[j][k],
 						      &reg);
-				tmp_mb = RIR_OFFSET(reg) << 6;
+				tmp_mb = RIR_OFFSET(pvt->info.type, reg) << 6;
 
 				gb = div_u64_rem(tmp_mb, 1024, &mb);
 				edac_dbg(0, "CH#%d RIR#%d INTL#%d, offset %u.%03u GB (0x%016Lx), tgt: %d, reg=0x%08x\n",
 					 i, j, k,
 					 gb, (mb*1000)/1024,
 					 ((u64)tmp_mb) << 20L,
-					 (u32)RIR_RNK_TGT(reg),
+					 (u32)RIR_RNK_TGT(pvt->info.type, reg),
 					 reg);
 			}
 		}
@@ -2234,7 +2243,7 @@ static int get_memory_error_data(struct mem_ctl_info *mci,
 	pci_read_config_dword(pvt->pci_tad[ch_add + base_ch],
 			      rir_offset[n_rir][idx],
 			      &reg);
-	*rank = RIR_RNK_TGT(reg);
+	*rank = RIR_RNK_TGT(pvt->info.type, reg);
 
 	edac_dbg(0, "RIR#%d: channel address 0x%08Lx < 0x%08Lx, RIR interleave %d, index %d\n",
 		 n_rir,
@@ -3357,12 +3366,12 @@ fail0:
 #define ICPU(model, table) \
 	{ X86_VENDOR_INTEL, 6, model, 0, (unsigned long)&table }
 
-/* Order here must match "enum type" */
 static const struct x86_cpu_id sbridge_cpuids[] = {
 	ICPU(0x2d, pci_dev_descr_sbridge_table),	/* SANDY_BRIDGE */
 	ICPU(0x3e, pci_dev_descr_ibridge_table),	/* IVY_BRIDGE */
 	ICPU(0x3f, pci_dev_descr_haswell_table),	/* HASWELL */
 	ICPU(0x4f, pci_dev_descr_broadwell_table),	/* BROADWELL */
+	ICPU(0x56, pci_dev_descr_broadwell_table),	/* BROADWELL-DE */
 	ICPU(0x57, pci_dev_descr_knl_table),		/* KNIGHTS_LANDING */
 	{ }
 };
@@ -3398,7 +3407,7 @@ static int sbridge_probe(const struct x86_cpu_id *id)
 			 mc, mc + 1, num_mc);
 
 		sbridge_dev->mc = mc++;
-		rc = sbridge_register_mci(sbridge_dev, id - sbridge_cpuids);
+		rc = sbridge_register_mci(sbridge_dev, ptable->type);
 		if (unlikely(rc < 0))
 			goto fail1;
 	}
diff --git a/drivers/extcon/extcon-palmas.c b/drivers/extcon/extcon-palmas.c
index 8b3226dca1d9..caff46c0e214 100644
--- a/drivers/extcon/extcon-palmas.c
+++ b/drivers/extcon/extcon-palmas.c
@@ -360,6 +360,8 @@ static int palmas_usb_probe(struct platform_device *pdev)
 
 	palmas_enable_irq(palmas_usb);
 	/* perform initial detection */
+	if (palmas_usb->enable_gpio_vbus_detection)
+		palmas_vbus_irq_handler(palmas_usb->gpio_vbus_irq, palmas_usb);
 	palmas_gpio_id_detect(&palmas_usb->wq_detectid.work);
 	device_set_wakeup_capable(&pdev->dev, true);
 	return 0;
diff --git a/drivers/firmware/efi/arm-init.c b/drivers/firmware/efi/arm-init.c
index a850cbc48d8d..c49d50e68aee 100644
--- a/drivers/firmware/efi/arm-init.c
+++ b/drivers/firmware/efi/arm-init.c
@@ -174,6 +174,7 @@ static __init void reserve_regions(void)
 {
 	efi_memory_desc_t *md;
 	u64 paddr, npages, size;
+	int resv;
 
 	if (efi_enabled(EFI_DBG))
 		pr_info("Processing EFI memory map:\n");
@@ -190,12 +191,14 @@ static __init void reserve_regions(void)
 		paddr = md->phys_addr;
 		npages = md->num_pages;
 
+		resv = is_reserve_region(md);
 		if (efi_enabled(EFI_DBG)) {
 			char buf[64];
 
-			pr_info("  0x%012llx-0x%012llx %s",
+			pr_info("  0x%012llx-0x%012llx %s%s\n",
 				paddr, paddr + (npages << EFI_PAGE_SHIFT) - 1,
-				efi_md_typeattr_format(buf, sizeof(buf), md));
+				efi_md_typeattr_format(buf, sizeof(buf), md),
+				resv ? "*" : "");
 		}
 
 		memrange_efi_to_native(&paddr, &npages);
@@ -204,14 +207,9 @@ static __init void reserve_regions(void)
 		if (is_normal_ram(md))
 			early_init_dt_add_memory_arch(paddr, size);
 
-		if (is_reserve_region(md)) {
+		if (resv)
 			memblock_mark_nomap(paddr, size);
-			if (efi_enabled(EFI_DBG))
-				pr_cont("*");
-		}
 
-		if (efi_enabled(EFI_DBG))
-			pr_cont("\n");
 	}
 
 	set_bit(EFI_MEMMAP, &efi.flags);
diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
index 48da857f4774..cebcb405812e 100644
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -33,6 +33,7 @@ config ARCH_REQUIRE_GPIOLIB
 
 menuconfig GPIOLIB
 	bool "GPIO Support"
+	select ANON_INODES
 	help
 	  This enables GPIO support through the generic GPIO library.
 	  You only need to enable this, if you also want to enable
@@ -530,7 +531,7 @@ menu "Port-mapped I/O GPIO drivers"
 
 config GPIO_104_DIO_48E
 	tristate "ACCES 104-DIO-48E GPIO support"
-	depends on ISA
+	depends on ISA_BUS_API
 	select GPIOLIB_IRQCHIP
 	help
 	  Enables GPIO support for the ACCES 104-DIO-48E series (104-DIO-48E,
@@ -540,7 +541,7 @@ config GPIO_104_DIO_48E
 
 config GPIO_104_IDIO_16
 	tristate "ACCES 104-IDIO-16 GPIO support"
-	depends on ISA
+	depends on ISA_BUS_API
 	select GPIOLIB_IRQCHIP
 	help
 	  Enables GPIO support for the ACCES 104-IDIO-16 family (104-IDIO-16,
@@ -551,7 +552,7 @@ config GPIO_104_IDIO_16
 
 config GPIO_104_IDI_48
 	tristate "ACCES 104-IDI-48 GPIO support"
-	depends on ISA
+	depends on ISA_BUS_API
 	select GPIOLIB_IRQCHIP
 	help
 	  Enables GPIO support for the ACCES 104-IDI-48 family (104-IDI-48A,
@@ -627,7 +628,7 @@ config GPIO_TS5500
 
 config GPIO_WS16C48
 	tristate "WinSystems WS16C48 GPIO support"
-	depends on ISA
+	depends on ISA_BUS_API
 	select GPIOLIB_IRQCHIP
 	help
 	  Enables GPIO support for the WinSystems WS16C48. The base port
diff --git a/drivers/gpio/gpio-104-dio-48e.c b/drivers/gpio/gpio-104-dio-48e.c
index 1a647c07be67..fcf776971ca9 100644
--- a/drivers/gpio/gpio-104-dio-48e.c
+++ b/drivers/gpio/gpio-104-dio-48e.c
@@ -75,7 +75,7 @@ static int dio48e_gpio_direction_input(struct gpio_chip *chip, unsigned offset)
 {
 	struct dio48e_gpio *const dio48egpio = gpiochip_get_data(chip);
 	const unsigned io_port = offset / 8;
-	const unsigned control_port = io_port / 2;
+	const unsigned int control_port = io_port / 3;
 	const unsigned control_addr = dio48egpio->base + 3 + control_port*4;
 	unsigned long flags;
 	unsigned control;
@@ -115,7 +115,7 @@ static int dio48e_gpio_direction_output(struct gpio_chip *chip, unsigned offset,
 {
 	struct dio48e_gpio *const dio48egpio = gpiochip_get_data(chip);
 	const unsigned io_port = offset / 8;
-	const unsigned control_port = io_port / 2;
+	const unsigned int control_port = io_port / 3;
 	const unsigned mask = BIT(offset % 8);
 	const unsigned control_addr = dio48egpio->base + 3 + control_port*4;
 	const unsigned out_port = (io_port > 2) ? io_port + 1 : io_port;
diff --git a/drivers/gpio/gpio-104-idi-48.c b/drivers/gpio/gpio-104-idi-48.c
index 6c75c83baf5a..2d2763ea1a68 100644
--- a/drivers/gpio/gpio-104-idi-48.c
+++ b/drivers/gpio/gpio-104-idi-48.c
@@ -247,6 +247,7 @@ static int idi_48_probe(struct device *dev, unsigned int id)
 	idi48gpio->irq = irq[id];
 
 	spin_lock_init(&idi48gpio->lock);
+	spin_lock_init(&idi48gpio->ack_lock);
 
 	dev_set_drvdata(dev, idi48gpio);
 
diff --git a/drivers/gpio/gpio-bcm-kona.c b/drivers/gpio/gpio-bcm-kona.c
index 9aabc48ff5de..953e4b829e32 100644
--- a/drivers/gpio/gpio-bcm-kona.c
+++ b/drivers/gpio/gpio-bcm-kona.c
@@ -547,11 +547,11 @@ static void bcm_kona_gpio_reset(struct bcm_kona_gpio *kona_gpio)
 	/* disable interrupts and clear status */
 	for (i = 0; i < kona_gpio->num_bank; i++) {
 		/* Unlock the entire bank first */
-		bcm_kona_gpio_write_lock_regs(kona_gpio, i, UNLOCK_CODE);
+		bcm_kona_gpio_write_lock_regs(reg_base, i, UNLOCK_CODE);
 		writel(0xffffffff, reg_base + GPIO_INT_MASK(i));
 		writel(0xffffffff, reg_base + GPIO_INT_STATUS(i));
 		/* Now re-lock the bank */
-		bcm_kona_gpio_write_lock_regs(kona_gpio, i, LOCK_CODE);
+		bcm_kona_gpio_write_lock_regs(reg_base, i, LOCK_CODE);
 	}
 }
 
diff --git a/drivers/gpio/gpio-zynq.c b/drivers/gpio/gpio-zynq.c
index 75c6355b018d..e72794e463aa 100644
--- a/drivers/gpio/gpio-zynq.c
+++ b/drivers/gpio/gpio-zynq.c
@@ -709,7 +709,13 @@ static int zynq_gpio_probe(struct platform_device *pdev)
 		dev_err(&pdev->dev, "input clock not found.\n");
 		return PTR_ERR(gpio->clk);
 	}
+	ret = clk_prepare_enable(gpio->clk);
+	if (ret) {
+		dev_err(&pdev->dev, "Unable to enable clock.\n");
+		return ret;
+	}
 
+	pm_runtime_set_active(&pdev->dev);
 	pm_runtime_enable(&pdev->dev);
 	ret = pm_runtime_get_sync(&pdev->dev);
 	if (ret < 0)
@@ -747,6 +753,7 @@ err_pm_put:
 	pm_runtime_put(&pdev->dev);
 err_pm_dis:
 	pm_runtime_disable(&pdev->dev);
+	clk_disable_unprepare(gpio->clk);
 
 	return ret;
 }
diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c
index d22dcc38179d..4aabddb38b59 100644
--- a/drivers/gpio/gpiolib-of.c
+++ b/drivers/gpio/gpiolib-of.c
@@ -16,6 +16,7 @@
 #include <linux/errno.h>
 #include <linux/module.h>
 #include <linux/io.h>
+#include <linux/io-mapping.h>
 #include <linux/gpio/consumer.h>
 #include <linux/of.h>
 #include <linux/of_address.h>
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 24f60d28f0c0..570771ed19e6 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -449,7 +449,6 @@ static void gpiodevice_release(struct device *dev)
 {
 	struct gpio_device *gdev = dev_get_drvdata(dev);
 
-	cdev_del(&gdev->chrdev);
 	list_del(&gdev->list);
 	ida_simple_remove(&gpio_ida, gdev->id);
 	kfree(gdev->label);
@@ -482,7 +481,6 @@ static int gpiochip_setup_dev(struct gpio_device *gdev)
 
 	/* From this point, the .release() function cleans up gpio_device */
 	gdev->dev.release = gpiodevice_release;
-	get_device(&gdev->dev);
 	pr_debug("%s: registered GPIOs %d to %d on device: %s (%s)\n",
 		 __func__, gdev->base, gdev->base + gdev->ngpio - 1,
 		 dev_name(&gdev->dev), gdev->chip->label ? : "generic");
@@ -770,6 +768,8 @@ void gpiochip_remove(struct gpio_chip *chip)
 	 * be removed, else it will be dangling until the last user is
 	 * gone.
 	 */
+	cdev_del(&gdev->chrdev);
+	device_del(&gdev->dev);
 	put_device(&gdev->dev);
 }
 EXPORT_SYMBOL_GPL(gpiochip_remove);
@@ -869,7 +869,7 @@ struct gpio_chip *gpiochip_find(void *data,
 
 	spin_lock_irqsave(&gpio_lock, flags);
 	list_for_each_entry(gdev, &gpio_devices, list)
-		if (match(gdev->chip, data))
+		if (gdev->chip && match(gdev->chip, data))
 			break;
 
 	/* No match? */
@@ -1373,8 +1373,12 @@ done:
 #define VALIDATE_DESC(desc) do { \
 	if (!desc) \
 		return 0; \
+	if (IS_ERR(desc)) {						\
+		pr_warn("%s: invalid GPIO (errorpointer)\n", __func__); \
+		return PTR_ERR(desc); \
+	} \
 	if (!desc->gdev) { \
-		pr_warn("%s: invalid GPIO\n", __func__); \
+		pr_warn("%s: invalid GPIO (no device)\n", __func__); \
 		return -EINVAL; \
 	} \
 	if ( !desc->gdev->chip ) { \
@@ -1386,8 +1390,12 @@ done:
 #define VALIDATE_DESC_VOID(desc) do { \
 	if (!desc) \
 		return; \
+	if (IS_ERR(desc)) {						\
+		pr_warn("%s: invalid GPIO (errorpointer)\n", __func__); \
+		return; \
+	} \
 	if (!desc->gdev) { \
-		pr_warn("%s: invalid GPIO\n", __func__); \
+		pr_warn("%s: invalid GPIO (no device)\n", __func__); \
 		return; \
 	} \
 	if (!desc->gdev->chip) { \
@@ -2056,7 +2064,14 @@ int gpiod_to_irq(const struct gpio_desc *desc)
 	struct gpio_chip *chip;
 	int offset;
 
-	VALIDATE_DESC(desc);
+	/*
+	 * Cannot VALIDATE_DESC() here as gpiod_to_irq() consumer semantics
+	 * requires this function to not return zero on an invalid descriptor
+	 * but rather a negative error number.
+	 */
+	if (!desc || IS_ERR(desc) || !desc->gdev || !desc->gdev->chip)
+		return -EINVAL;
+
 	chip = desc->gdev->chip;
 	offset = gpio_chip_hwgpio(desc);
 	if (chip->to_irq) {
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index da3d02154fa6..ac8e02f9105a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -1820,6 +1820,8 @@ struct amdgpu_asic_funcs {
 	/* MM block clocks */
 	int (*set_uvd_clocks)(struct amdgpu_device *adev, u32 vclk, u32 dclk);
 	int (*set_vce_clocks)(struct amdgpu_device *adev, u32 evclk, u32 ecclk);
+	/* query virtual capabilities */
+	u32 (*get_virtual_caps)(struct amdgpu_device *adev);
 };
 
 /*
@@ -1914,8 +1916,12 @@ void amdgpu_cgs_destroy_device(struct cgs_device *cgs_device);
 
 
 /* GPU virtualization */
+#define AMDGPU_VIRT_CAPS_SRIOV_EN       (1 << 0)
+#define AMDGPU_VIRT_CAPS_IS_VF          (1 << 1)
 struct amdgpu_virtualization {
 	bool supports_sr_iov;
+	bool is_virtual;
+	u32 caps;
 };
 
 /*
@@ -2204,6 +2210,7 @@ amdgpu_get_sdma_instance(struct amdgpu_ring *ring)
 #define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev))
 #define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d))
 #define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec))
+#define amdgpu_asic_get_virtual_caps(adev) ((adev)->asic_funcs->get_virtual_caps((adev)))
 #define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev))
 #define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev))
 #define amdgpu_asic_read_bios_from_rom(adev, b, l) (adev)->asic_funcs->read_bios_from_rom((adev), (b), (l))
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
index 199f76baf22c..cf6f49fc1c75 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
@@ -696,6 +696,17 @@ static uint32_t fw_type_convert(struct cgs_device *cgs_device, uint32_t fw_type)
 	return result;
 }
 
+static int amdgpu_cgs_rel_firmware(struct cgs_device *cgs_device, enum cgs_ucode_id type)
+{
+	CGS_FUNC_ADEV;
+	if ((CGS_UCODE_ID_SMU == type) || (CGS_UCODE_ID_SMU_SK == type)) {
+		release_firmware(adev->pm.fw);
+		return 0;
+	}
+	/* cannot release other firmware because they are not created by cgs */
+	return -EINVAL;
+}
+
 static int amdgpu_cgs_get_firmware_info(struct cgs_device *cgs_device,
 					enum cgs_ucode_id type,
 					struct cgs_firmware_info *info)
@@ -898,7 +909,7 @@ static int amdgpu_cgs_acpi_eval_object(struct cgs_device *cgs_device,
 	struct cgs_acpi_method_argument *argument = NULL;
 	uint32_t i, count;
 	acpi_status status;
-	int result;
+	int result = 0;
 	uint32_t func_no = 0xFFFFFFFF;
 
 	handle = ACPI_HANDLE(&adev->pdev->dev);
@@ -1125,6 +1136,7 @@ static const struct cgs_ops amdgpu_cgs_ops = {
 	amdgpu_cgs_pm_query_clock_limits,
 	amdgpu_cgs_set_camera_voltages,
 	amdgpu_cgs_get_firmware_info,
+	amdgpu_cgs_rel_firmware,
 	amdgpu_cgs_set_powergating_state,
 	amdgpu_cgs_set_clockgating_state,
 	amdgpu_cgs_get_active_displays_info,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index bb8b149786d7..6e920086af46 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -827,8 +827,10 @@ static uint32_t cail_ioreg_read(struct card_info *info, uint32_t reg)
  */
 static void amdgpu_atombios_fini(struct amdgpu_device *adev)
 {
-	if (adev->mode_info.atom_context)
+	if (adev->mode_info.atom_context) {
 		kfree(adev->mode_info.atom_context->scratch);
+		kfree(adev->mode_info.atom_context->iio);
+	}
 	kfree(adev->mode_info.atom_context);
 	adev->mode_info.atom_context = NULL;
 	kfree(adev->mode_info.atom_card_info);
@@ -1325,6 +1327,11 @@ static int amdgpu_fini(struct amdgpu_device *adev)
 		adev->ip_block_status[i].valid = false;
 	}
 
+	for (i = adev->num_ip_blocks - 1; i >= 0; i--) {
+		if (adev->ip_blocks[i].funcs->late_fini)
+			adev->ip_blocks[i].funcs->late_fini((void *)adev);
+	}
+
 	return 0;
 }
 
@@ -1378,6 +1385,15 @@ static int amdgpu_resume(struct amdgpu_device *adev)
 	return 0;
 }
 
+static bool amdgpu_device_is_virtual(void)
+{
+#ifdef CONFIG_X86
+	return boot_cpu_has(X86_FEATURE_HYPERVISOR);
+#else
+	return false;
+#endif
+}
+
 /**
  * amdgpu_device_init - initialize the driver
  *
@@ -1512,9 +1528,14 @@ int amdgpu_device_init(struct amdgpu_device *adev,
 	adev->virtualization.supports_sr_iov =
 		amdgpu_atombios_has_gpu_virtualization_table(adev);
 
+	/* Check if we are executing in a virtualized environment */
+	adev->virtualization.is_virtual = amdgpu_device_is_virtual();
+	adev->virtualization.caps = amdgpu_asic_get_virtual_caps(adev);
+
 	/* Post card if necessary */
 	if (!amdgpu_card_posted(adev) ||
-	    adev->virtualization.supports_sr_iov) {
+	    (adev->virtualization.is_virtual &&
+	     !(adev->virtualization.caps & AMDGPU_VIRT_CAPS_SRIOV_EN))) {
 		if (!adev->bios) {
 			dev_err(adev->dev, "Card not posted and no BIOS - ignoring\n");
 			return -EINVAL;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index 40a23704a981..d851ea15059f 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -447,7 +447,8 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file
 			dev_info.max_memory_clock = adev->pm.default_mclk * 10;
 		}
 		dev_info.enabled_rb_pipes_mask = adev->gfx.config.backend_enable_mask;
-		dev_info.num_rb_pipes = adev->gfx.config.num_rbs;
+		dev_info.num_rb_pipes = adev->gfx.config.max_backends_per_se *
+			adev->gfx.config.max_shader_engines;
 		dev_info.num_hw_gfx_contexts = adev->gfx.config.max_hw_contexts;
 		dev_info._pad = 0;
 		dev_info.ids_flags = 0;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
index 589b36e8c5cf..0e13d80d2a95 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
@@ -270,30 +270,28 @@ static ssize_t amdgpu_set_pp_force_state(struct device *dev,
 	struct drm_device *ddev = dev_get_drvdata(dev);
 	struct amdgpu_device *adev = ddev->dev_private;
 	enum amd_pm_state_type state = 0;
-	long idx;
+	unsigned long idx;
 	int ret;
 
 	if (strlen(buf) == 1)
 		adev->pp_force_state_enabled = false;
-	else {
-		ret = kstrtol(buf, 0, &idx);
+	else if (adev->pp_enabled) {
+		struct pp_states_info data;
 
-		if (ret) {
+		ret = kstrtoul(buf, 0, &idx);
+		if (ret || idx >= ARRAY_SIZE(data.states)) {
 			count = -EINVAL;
 			goto fail;
 		}
 
-		if (adev->pp_enabled) {
-			struct pp_states_info data;
-			amdgpu_dpm_get_pp_num_states(adev, &data);
-			state = data.states[idx];
-			/* only set user selected power states */
-			if (state != POWER_STATE_TYPE_INTERNAL_BOOT &&
-				state != POWER_STATE_TYPE_DEFAULT) {
-				amdgpu_dpm_dispatch_task(adev,
-						AMD_PP_EVENT_ENABLE_USER_STATE, &state, NULL);
-				adev->pp_force_state_enabled = true;
-			}
+		amdgpu_dpm_get_pp_num_states(adev, &data);
+		state = data.states[idx];
+		/* only set user selected power states */
+		if (state != POWER_STATE_TYPE_INTERNAL_BOOT &&
+		    state != POWER_STATE_TYPE_DEFAULT) {
+			amdgpu_dpm_dispatch_task(adev,
+					AMD_PP_EVENT_ENABLE_USER_STATE, &state, NULL);
+			adev->pp_force_state_enabled = true;
 		}
 	}
 fail:
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c
index 6bd961fb43dc..82256558e0f5 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c
@@ -183,13 +183,6 @@ static int amdgpu_pp_sw_fini(void *handle)
 	if (ret)
 		return ret;
 
-#ifdef CONFIG_DRM_AMD_POWERPLAY
-	if (adev->pp_enabled) {
-		amdgpu_pm_sysfs_fini(adev);
-		amd_powerplay_fini(adev->powerplay.pp_handle);
-	}
-#endif
-
 	return ret;
 }
 
@@ -223,6 +216,22 @@ static int amdgpu_pp_hw_fini(void *handle)
 	return ret;
 }
 
+static void amdgpu_pp_late_fini(void *handle)
+{
+#ifdef CONFIG_DRM_AMD_POWERPLAY
+	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+	if (adev->pp_enabled) {
+		amdgpu_pm_sysfs_fini(adev);
+		amd_powerplay_fini(adev->powerplay.pp_handle);
+	}
+
+	if (adev->powerplay.ip_funcs->late_fini)
+		adev->powerplay.ip_funcs->late_fini(
+			  adev->powerplay.pp_handle);
+#endif
+}
+
 static int amdgpu_pp_suspend(void *handle)
 {
 	int ret = 0;
@@ -311,6 +320,7 @@ const struct amd_ip_funcs amdgpu_pp_ip_funcs = {
 	.sw_fini = amdgpu_pp_sw_fini,
 	.hw_init = amdgpu_pp_hw_init,
 	.hw_fini = amdgpu_pp_hw_fini,
+	.late_fini = amdgpu_pp_late_fini,
 	.suspend = amdgpu_pp_suspend,
 	.resume = amdgpu_pp_resume,
 	.is_idle = amdgpu_pp_is_idle,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
index 3b02272db678..870f9494252c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
@@ -343,6 +343,7 @@ void amdgpu_ring_fini(struct amdgpu_ring *ring)
 	ring->ring = NULL;
 	ring->ring_obj = NULL;
 
+	amdgpu_wb_free(ring->adev, ring->cond_exe_offs);
 	amdgpu_wb_free(ring->adev, ring->fence_offs);
 	amdgpu_wb_free(ring->adev, ring->rptr_offs);
 	amdgpu_wb_free(ring->adev, ring->wptr_offs);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sa.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_sa.c
index b16366c2b4a0..d8af37a845f4 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_sa.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sa.c
@@ -115,6 +115,7 @@ int amdgpu_sa_bo_manager_start(struct amdgpu_device *adev,
 		return r;
 	}
 	r = amdgpu_bo_kmap(sa_manager->bo, &sa_manager->cpu_ptr);
+	memset(sa_manager->cpu_ptr, 0, sa_manager->size);
 	amdgpu_bo_unreserve(sa_manager->bo);
 	return r;
 }
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
index 01abfc21b4a2..e19520c4b4b6 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
@@ -253,19 +253,20 @@ int amdgpu_uvd_sw_fini(struct amdgpu_device *adev)
 {
 	int r;
 
-	if (adev->uvd.vcpu_bo == NULL)
-		return 0;
+	kfree(adev->uvd.saved_bo);
 
 	amd_sched_entity_fini(&adev->uvd.ring.sched, &adev->uvd.entity);
 
-	r = amdgpu_bo_reserve(adev->uvd.vcpu_bo, false);
-	if (!r) {
-		amdgpu_bo_kunmap(adev->uvd.vcpu_bo);
-		amdgpu_bo_unpin(adev->uvd.vcpu_bo);
-		amdgpu_bo_unreserve(adev->uvd.vcpu_bo);
-	}
+	if (adev->uvd.vcpu_bo) {
+		r = amdgpu_bo_reserve(adev->uvd.vcpu_bo, false);
+		if (!r) {
+			amdgpu_bo_kunmap(adev->uvd.vcpu_bo);
+			amdgpu_bo_unpin(adev->uvd.vcpu_bo);
+			amdgpu_bo_unreserve(adev->uvd.vcpu_bo);
+		}
 
-	amdgpu_bo_unref(&adev->uvd.vcpu_bo);
+		amdgpu_bo_unref(&adev->uvd.vcpu_bo);
+	}
 
 	amdgpu_ring_fini(&adev->uvd.ring);
 
diff --git a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c
index ea407db1fbcf..5ec1f1e9c983 100644
--- a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c
+++ b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c
@@ -6221,6 +6221,9 @@ static int ci_dpm_sw_fini(void *handle)
 	ci_dpm_fini(adev);
 	mutex_unlock(&adev->pm.mutex);
 
+	release_firmware(adev->pm.fw);
+	adev->pm.fw = NULL;
+
 	return 0;
 }
 
diff --git a/drivers/gpu/drm/amd/amdgpu/cik.c b/drivers/gpu/drm/amd/amdgpu/cik.c
index 07bc795a4ca9..910431808542 100644
--- a/drivers/gpu/drm/amd/amdgpu/cik.c
+++ b/drivers/gpu/drm/amd/amdgpu/cik.c
@@ -962,6 +962,12 @@ static bool cik_read_bios_from_rom(struct amdgpu_device *adev,
 	return true;
 }
 
+static u32 cik_get_virtual_caps(struct amdgpu_device *adev)
+{
+	/* CIK does not support SR-IOV */
+	return 0;
+}
+
 static const struct amdgpu_allowed_register_entry cik_allowed_read_registers[] = {
 	{mmGRBM_STATUS, false},
 	{mmGB_ADDR_CONFIG, false},
@@ -2007,6 +2013,7 @@ static const struct amdgpu_asic_funcs cik_asic_funcs =
 	.get_xclk = &cik_get_xclk,
 	.set_uvd_clocks = &cik_set_uvd_clocks,
 	.set_vce_clocks = &cik_set_vce_clocks,
+	.get_virtual_caps = &cik_get_virtual_caps,
 	/* these should be moved to their own ip modules */
 	.get_gpu_clock_counter = &gfx_v7_0_get_gpu_clock_counter,
 	.wait_for_mc_idle = &gmc_v7_0_mc_wait_for_idle,
diff --git a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c
index 518dca43b133..9dc4e24e31e7 100644
--- a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c
+++ b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c
@@ -66,6 +66,16 @@ MODULE_FIRMWARE("radeon/mullins_sdma1.bin");
 
 u32 amdgpu_cik_gpu_check_soft_reset(struct amdgpu_device *adev);
 
+
+static void cik_sdma_free_microcode(struct amdgpu_device *adev)
+{
+	int i;
+	for (i = 0; i < adev->sdma.num_instances; i++) {
+			release_firmware(adev->sdma.instance[i].fw);
+			adev->sdma.instance[i].fw = NULL;
+	}
+}
+
 /*
  * sDMA - System DMA
  * Starting with CIK, the GPU has new asynchronous
@@ -419,6 +429,8 @@ static int cik_sdma_gfx_resume(struct amdgpu_device *adev)
 		/* Initialize the ring buffer's read and write pointers */
 		WREG32(mmSDMA0_GFX_RB_RPTR + sdma_offsets[i], 0);
 		WREG32(mmSDMA0_GFX_RB_WPTR + sdma_offsets[i], 0);
+		WREG32(mmSDMA0_GFX_IB_RPTR + sdma_offsets[i], 0);
+		WREG32(mmSDMA0_GFX_IB_OFFSET + sdma_offsets[i], 0);
 
 		/* set the wb address whether it's enabled or not */
 		WREG32(mmSDMA0_GFX_RB_RPTR_ADDR_HI + sdma_offsets[i],
@@ -446,7 +458,12 @@ static int cik_sdma_gfx_resume(struct amdgpu_device *adev)
 		WREG32(mmSDMA0_GFX_IB_CNTL + sdma_offsets[i], ib_cntl);
 
 		ring->ready = true;
+	}
+
+	cik_sdma_enable(adev, true);
 
+	for (i = 0; i < adev->sdma.num_instances; i++) {
+		ring = &adev->sdma.instance[i].ring;
 		r = amdgpu_ring_test_ring(ring);
 		if (r) {
 			ring->ready = false;
@@ -529,8 +546,8 @@ static int cik_sdma_start(struct amdgpu_device *adev)
 	if (r)
 		return r;
 
-	/* unhalt the MEs */
-	cik_sdma_enable(adev, true);
+	/* halt the engine before programing */
+	cik_sdma_enable(adev, false);
 
 	/* start the gfx rings and rlc compute queues */
 	r = cik_sdma_gfx_resume(adev);
@@ -998,6 +1015,7 @@ static int cik_sdma_sw_fini(void *handle)
 	for (i = 0; i < adev->sdma.num_instances; i++)
 		amdgpu_ring_fini(&adev->sdma.instance[i].ring);
 
+	cik_sdma_free_microcode(adev);
 	return 0;
 }
 
diff --git a/drivers/gpu/drm/amd/amdgpu/fiji_dpm.c b/drivers/gpu/drm/amd/amdgpu/fiji_dpm.c
index 245cabf06575..ed03b75175d4 100644
--- a/drivers/gpu/drm/amd/amdgpu/fiji_dpm.c
+++ b/drivers/gpu/drm/amd/amdgpu/fiji_dpm.c
@@ -72,6 +72,11 @@ static int fiji_dpm_sw_init(void *handle)
 
 static int fiji_dpm_sw_fini(void *handle)
 {
+	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+	release_firmware(adev->pm.fw);
+	adev->pm.fw = NULL;
+
 	return 0;
 }
 
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
index 7f18a53ab53a..fc8ff4d3ccf8 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
@@ -991,6 +991,22 @@ out:
 	return err;
 }
 
+static void gfx_v7_0_free_microcode(struct amdgpu_device *adev)
+{
+	release_firmware(adev->gfx.pfp_fw);
+	adev->gfx.pfp_fw = NULL;
+	release_firmware(adev->gfx.me_fw);
+	adev->gfx.me_fw = NULL;
+	release_firmware(adev->gfx.ce_fw);
+	adev->gfx.ce_fw = NULL;
+	release_firmware(adev->gfx.mec_fw);
+	adev->gfx.mec_fw = NULL;
+	release_firmware(adev->gfx.mec2_fw);
+	adev->gfx.mec2_fw = NULL;
+	release_firmware(adev->gfx.rlc_fw);
+	adev->gfx.rlc_fw = NULL;
+}
+
 /**
  * gfx_v7_0_tiling_mode_table_init - init the hw tiling table
  *
@@ -4489,6 +4505,7 @@ static int gfx_v7_0_sw_fini(void *handle)
 	gfx_v7_0_cp_compute_fini(adev);
 	gfx_v7_0_rlc_fini(adev);
 	gfx_v7_0_mec_fini(adev);
+	gfx_v7_0_free_microcode(adev);
 
 	return 0;
 }
@@ -4816,7 +4833,7 @@ static int gfx_v7_0_eop_irq(struct amdgpu_device *adev,
 	case 2:
 		for (i = 0; i < adev->gfx.num_compute_rings; i++) {
 			ring = &adev->gfx.compute_ring[i];
-			if ((ring->me == me_id) & (ring->pipe == pipe_id))
+			if ((ring->me == me_id) && (ring->pipe == pipe_id))
 				amdgpu_fence_process(ring);
 		}
 		break;
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
index f19bab68fd83..1a5cbaff1e34 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
@@ -297,7 +297,8 @@ static const u32 polaris11_golden_common_all[] =
 static const u32 golden_settings_polaris10_a11[] =
 {
 	mmATC_MISC_CG, 0x000c0fc0, 0x000c0200,
-	mmCB_HW_CONTROL, 0xfffdf3cf, 0x00006208,
+	mmCB_HW_CONTROL, 0xfffdf3cf, 0x00007208,
+	mmCB_HW_CONTROL_2, 0, 0x0f000000,
 	mmCB_HW_CONTROL_3, 0x000001ff, 0x00000040,
 	mmDB_DEBUG2, 0xf00fffff, 0x00000400,
 	mmPA_SC_ENHANCE, 0xffffffff, 0x20000001,
@@ -836,6 +837,26 @@ err1:
 	return r;
 }
 
+
+static void gfx_v8_0_free_microcode(struct amdgpu_device *adev) {
+	release_firmware(adev->gfx.pfp_fw);
+	adev->gfx.pfp_fw = NULL;
+	release_firmware(adev->gfx.me_fw);
+	adev->gfx.me_fw = NULL;
+	release_firmware(adev->gfx.ce_fw);
+	adev->gfx.ce_fw = NULL;
+	release_firmware(adev->gfx.rlc_fw);
+	adev->gfx.rlc_fw = NULL;
+	release_firmware(adev->gfx.mec_fw);
+	adev->gfx.mec_fw = NULL;
+	if ((adev->asic_type != CHIP_STONEY) &&
+	    (adev->asic_type != CHIP_TOPAZ))
+		release_firmware(adev->gfx.mec2_fw);
+	adev->gfx.mec2_fw = NULL;
+
+	kfree(adev->gfx.rlc.register_list_format);
+}
+
 static int gfx_v8_0_init_microcode(struct amdgpu_device *adev)
 {
 	const char *chip_name;
@@ -1983,7 +2004,7 @@ static int gfx_v8_0_sw_fini(void *handle)
 
 	gfx_v8_0_rlc_fini(adev);
 
-	kfree(adev->gfx.rlc.register_list_format);
+	gfx_v8_0_free_microcode(adev);
 
 	return 0;
 }
@@ -3974,11 +3995,15 @@ static int gfx_v8_0_cp_gfx_start(struct amdgpu_device *adev)
 		amdgpu_ring_write(ring, 0x3a00161a);
 		amdgpu_ring_write(ring, 0x0000002e);
 		break;
-	case CHIP_TOPAZ:
 	case CHIP_CARRIZO:
 		amdgpu_ring_write(ring, 0x00000002);
 		amdgpu_ring_write(ring, 0x00000000);
 		break;
+	case CHIP_TOPAZ:
+		amdgpu_ring_write(ring, adev->gfx.config.num_rbs == 1 ?
+				0x00000000 : 0x00000002);
+		amdgpu_ring_write(ring, 0x00000000);
+		break;
 	case CHIP_STONEY:
 		amdgpu_ring_write(ring, 0x00000000);
 		amdgpu_ring_write(ring, 0x00000000);
diff --git a/drivers/gpu/drm/amd/amdgpu/iceland_dpm.c b/drivers/gpu/drm/amd/amdgpu/iceland_dpm.c
index 460bc8ad37e6..825ccd63f2dc 100644
--- a/drivers/gpu/drm/amd/amdgpu/iceland_dpm.c
+++ b/drivers/gpu/drm/amd/amdgpu/iceland_dpm.c
@@ -72,6 +72,11 @@ static int iceland_dpm_sw_init(void *handle)
 
 static int iceland_dpm_sw_fini(void *handle)
 {
+	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+	release_firmware(adev->pm.fw);
+	adev->pm.fw = NULL;
+
 	return 0;
 }
 
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
index f4c3130d3fdb..b556bd0a8797 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
@@ -105,6 +105,15 @@ static void sdma_v2_4_init_golden_registers(struct amdgpu_device *adev)
 	}
 }
 
+static void sdma_v2_4_free_microcode(struct amdgpu_device *adev)
+{
+	int i;
+	for (i = 0; i < adev->sdma.num_instances; i++) {
+		release_firmware(adev->sdma.instance[i].fw);
+		adev->sdma.instance[i].fw = NULL;
+	}
+}
+
 /**
  * sdma_v2_4_init_microcode - load ucode images from disk
  *
@@ -461,6 +470,8 @@ static int sdma_v2_4_gfx_resume(struct amdgpu_device *adev)
 		/* Initialize the ring buffer's read and write pointers */
 		WREG32(mmSDMA0_GFX_RB_RPTR + sdma_offsets[i], 0);
 		WREG32(mmSDMA0_GFX_RB_WPTR + sdma_offsets[i], 0);
+		WREG32(mmSDMA0_GFX_IB_RPTR + sdma_offsets[i], 0);
+		WREG32(mmSDMA0_GFX_IB_OFFSET + sdma_offsets[i], 0);
 
 		/* set the wb address whether it's enabled or not */
 		WREG32(mmSDMA0_GFX_RB_RPTR_ADDR_HI + sdma_offsets[i],
@@ -489,7 +500,11 @@ static int sdma_v2_4_gfx_resume(struct amdgpu_device *adev)
 		WREG32(mmSDMA0_GFX_IB_CNTL + sdma_offsets[i], ib_cntl);
 
 		ring->ready = true;
+	}
 
+	sdma_v2_4_enable(adev, true);
+	for (i = 0; i < adev->sdma.num_instances; i++) {
+		ring = &adev->sdma.instance[i].ring;
 		r = amdgpu_ring_test_ring(ring);
 		if (r) {
 			ring->ready = false;
@@ -580,8 +595,8 @@ static int sdma_v2_4_start(struct amdgpu_device *adev)
 			return -EINVAL;
 	}
 
-	/* unhalt the MEs */
-	sdma_v2_4_enable(adev, true);
+	/* halt the engine before programing */
+	sdma_v2_4_enable(adev, false);
 
 	/* start the gfx rings and rlc compute queues */
 	r = sdma_v2_4_gfx_resume(adev);
@@ -1012,6 +1027,7 @@ static int sdma_v2_4_sw_fini(void *handle)
 	for (i = 0; i < adev->sdma.num_instances; i++)
 		amdgpu_ring_fini(&adev->sdma.instance[i].ring);
 
+	sdma_v2_4_free_microcode(adev);
 	return 0;
 }
 
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
index 31d99b0010f7..532ea88da66a 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
@@ -236,6 +236,15 @@ static void sdma_v3_0_init_golden_registers(struct amdgpu_device *adev)
 	}
 }
 
+static void sdma_v3_0_free_microcode(struct amdgpu_device *adev)
+{
+	int i;
+	for (i = 0; i < adev->sdma.num_instances; i++) {
+		release_firmware(adev->sdma.instance[i].fw);
+		adev->sdma.instance[i].fw = NULL;
+	}
+}
+
 /**
  * sdma_v3_0_init_microcode - load ucode images from disk
  *
@@ -672,6 +681,8 @@ static int sdma_v3_0_gfx_resume(struct amdgpu_device *adev)
 		/* Initialize the ring buffer's read and write pointers */
 		WREG32(mmSDMA0_GFX_RB_RPTR + sdma_offsets[i], 0);
 		WREG32(mmSDMA0_GFX_RB_WPTR + sdma_offsets[i], 0);
+		WREG32(mmSDMA0_GFX_IB_RPTR + sdma_offsets[i], 0);
+		WREG32(mmSDMA0_GFX_IB_OFFSET + sdma_offsets[i], 0);
 
 		/* set the wb address whether it's enabled or not */
 		WREG32(mmSDMA0_GFX_RB_RPTR_ADDR_HI + sdma_offsets[i],
@@ -711,7 +722,15 @@ static int sdma_v3_0_gfx_resume(struct amdgpu_device *adev)
 		WREG32(mmSDMA0_GFX_IB_CNTL + sdma_offsets[i], ib_cntl);
 
 		ring->ready = true;
+	}
+
+	/* unhalt the MEs */
+	sdma_v3_0_enable(adev, true);
+	/* enable sdma ring preemption */
+	sdma_v3_0_ctx_switch_enable(adev, true);
 
+	for (i = 0; i < adev->sdma.num_instances; i++) {
+		ring = &adev->sdma.instance[i].ring;
 		r = amdgpu_ring_test_ring(ring);
 		if (r) {
 			ring->ready = false;
@@ -804,10 +823,9 @@ static int sdma_v3_0_start(struct amdgpu_device *adev)
 		}
 	}
 
-	/* unhalt the MEs */
-	sdma_v3_0_enable(adev, true);
-	/* enable sdma ring preemption */
-	sdma_v3_0_ctx_switch_enable(adev, true);
+	/* disble sdma engine before programing it */
+	sdma_v3_0_ctx_switch_enable(adev, false);
+	sdma_v3_0_enable(adev, false);
 
 	/* start the gfx rings and rlc compute queues */
 	r = sdma_v3_0_gfx_resume(adev);
@@ -1247,6 +1265,7 @@ static int sdma_v3_0_sw_fini(void *handle)
 	for (i = 0; i < adev->sdma.num_instances; i++)
 		amdgpu_ring_fini(&adev->sdma.instance[i].ring);
 
+	sdma_v3_0_free_microcode(adev);
 	return 0;
 }
 
diff --git a/drivers/gpu/drm/amd/amdgpu/tonga_dpm.c b/drivers/gpu/drm/amd/amdgpu/tonga_dpm.c
index b7615cefcac4..f06f6f4dc3a8 100644
--- a/drivers/gpu/drm/amd/amdgpu/tonga_dpm.c
+++ b/drivers/gpu/drm/amd/amdgpu/tonga_dpm.c
@@ -71,6 +71,11 @@ static int tonga_dpm_sw_init(void *handle)
 
 static int tonga_dpm_sw_fini(void *handle)
 {
+	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+	release_firmware(adev->pm.fw);
+	adev->pm.fw = NULL;
+
 	return 0;
 }
 
diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c
index 2c88d0b66cf3..a65c96029476 100644
--- a/drivers/gpu/drm/amd/amdgpu/vi.c
+++ b/drivers/gpu/drm/amd/amdgpu/vi.c
@@ -421,6 +421,20 @@ static bool vi_read_bios_from_rom(struct amdgpu_device *adev,
 	return true;
 }
 
+static u32 vi_get_virtual_caps(struct amdgpu_device *adev)
+{
+	u32 caps = 0;
+	u32 reg = RREG32(mmBIF_IOV_FUNC_IDENTIFIER);
+
+	if (REG_GET_FIELD(reg, BIF_IOV_FUNC_IDENTIFIER, IOV_ENABLE))
+		caps |= AMDGPU_VIRT_CAPS_SRIOV_EN;
+
+	if (REG_GET_FIELD(reg, BIF_IOV_FUNC_IDENTIFIER, FUNC_IDENTIFIER))
+		caps |= AMDGPU_VIRT_CAPS_IS_VF;
+
+	return caps;
+}
+
 static const struct amdgpu_allowed_register_entry tonga_allowed_read_registers[] = {
 	{mmGB_MACROTILE_MODE7, true},
 };
@@ -1118,6 +1132,7 @@ static const struct amdgpu_asic_funcs vi_asic_funcs =
 	.get_xclk = &vi_get_xclk,
 	.set_uvd_clocks = &vi_set_uvd_clocks,
 	.set_vce_clocks = &vi_set_vce_clocks,
+	.get_virtual_caps = &vi_get_virtual_caps,
 	/* these should be moved to their own ip modules */
 	.get_gpu_clock_counter = &gfx_v8_0_get_gpu_clock_counter,
 	.wait_for_mc_idle = &gmc_v8_0_mc_wait_for_idle,
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_process.c b/drivers/gpu/drm/amd/amdkfd/kfd_process.c
index ac005796b71c..7708d90b9da9 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_process.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_process.c
@@ -242,13 +242,19 @@ static void kfd_process_notifier_release(struct mmu_notifier *mn,
 	pqm_uninit(&p->pqm);
 
 	/* Iterate over all process device data structure and check
-	 * if we should reset all wavefronts */
-	list_for_each_entry(pdd, &p->per_device_data, per_device_list)
+	 * if we should delete debug managers and reset all wavefronts
+	 */
+	list_for_each_entry(pdd, &p->per_device_data, per_device_list) {
+		if ((pdd->dev->dbgmgr) &&
+				(pdd->dev->dbgmgr->pasid == p->pasid))
+			kfd_dbgmgr_destroy(pdd->dev->dbgmgr);
+
 		if (pdd->reset_wavefronts) {
 			pr_warn("amdkfd: Resetting all wave fronts\n");
 			dbgdev_wave_reset_wavefronts(pdd->dev, p);
 			pdd->reset_wavefronts = false;
 		}
+	}
 
 	mutex_unlock(&p->mutex);
 
@@ -404,42 +410,52 @@ void kfd_unbind_process_from_device(struct kfd_dev *dev, unsigned int pasid)
 
 	idx = srcu_read_lock(&kfd_processes_srcu);
 
+	/*
+	 * Look for the process that matches the pasid. If there is no such
+	 * process, we either released it in amdkfd's own notifier, or there
+	 * is a bug. Unfortunately, there is no way to tell...
+	 */
 	hash_for_each_rcu(kfd_processes_table, i, p, kfd_processes)
-		if (p->pasid == pasid)
-			break;
+		if (p->pasid == pasid) {
 
-	srcu_read_unlock(&kfd_processes_srcu, idx);
+			srcu_read_unlock(&kfd_processes_srcu, idx);
 
-	BUG_ON(p->pasid != pasid);
+			pr_debug("Unbinding process %d from IOMMU\n", pasid);
 
-	mutex_lock(&p->mutex);
+			mutex_lock(&p->mutex);
 
-	if ((dev->dbgmgr) && (dev->dbgmgr->pasid == p->pasid))
-		kfd_dbgmgr_destroy(dev->dbgmgr);
+			if ((dev->dbgmgr) && (dev->dbgmgr->pasid == p->pasid))
+				kfd_dbgmgr_destroy(dev->dbgmgr);
 
-	pqm_uninit(&p->pqm);
+			pqm_uninit(&p->pqm);
 
-	pdd = kfd_get_process_device_data(dev, p);
+			pdd = kfd_get_process_device_data(dev, p);
 
-	if (!pdd) {
-		mutex_unlock(&p->mutex);
-		return;
-	}
+			if (!pdd) {
+				mutex_unlock(&p->mutex);
+				return;
+			}
 
-	if (pdd->reset_wavefronts) {
-		dbgdev_wave_reset_wavefronts(pdd->dev, p);
-		pdd->reset_wavefronts = false;
-	}
+			if (pdd->reset_wavefronts) {
+				dbgdev_wave_reset_wavefronts(pdd->dev, p);
+				pdd->reset_wavefronts = false;
+			}
 
-	/*
-	 * Just mark pdd as unbound, because we still need it to call
-	 * amd_iommu_unbind_pasid() in when the process exits.
-	 * We don't call amd_iommu_unbind_pasid() here
-	 * because the IOMMU called us.
-	 */
-	pdd->bound = false;
+			/*
+			 * Just mark pdd as unbound, because we still need it
+			 * to call amd_iommu_unbind_pasid() in when the
+			 * process exits.
+			 * We don't call amd_iommu_unbind_pasid() here
+			 * because the IOMMU called us.
+			 */
+			pdd->bound = false;
 
-	mutex_unlock(&p->mutex);
+			mutex_unlock(&p->mutex);
+
+			return;
+		}
+
+	srcu_read_unlock(&kfd_processes_srcu, idx);
 }
 
 struct kfd_process_device *kfd_get_first_process_device_data(struct kfd_process *p)
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
index 74909e72a009..884c96f50c3d 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
@@ -666,7 +666,7 @@ static ssize_t node_show(struct kobject *kobj, struct attribute *attr,
 			dev->node_props.simd_count);
 
 	if (dev->mem_bank_count < dev->node_props.mem_banks_count) {
-		pr_warn("kfd: mem_banks_count truncated from %d to %d\n",
+		pr_info_once("kfd: mem_banks_count truncated from %d to %d\n",
 				dev->node_props.mem_banks_count,
 				dev->mem_bank_count);
 		sysfs_show_32bit_prop(buffer, "mem_banks_count",
diff --git a/drivers/gpu/drm/amd/include/amd_shared.h b/drivers/gpu/drm/amd/include/amd_shared.h
index 6080951d539d..afce1edbe250 100644
--- a/drivers/gpu/drm/amd/include/amd_shared.h
+++ b/drivers/gpu/drm/amd/include/amd_shared.h
@@ -157,6 +157,7 @@ struct amd_ip_funcs {
 	int (*hw_init)(void *handle);
 	/* tears down the hw state */
 	int (*hw_fini)(void *handle);
+	void (*late_fini)(void *handle);
 	/* handles IP specific hw/sw changes for suspend */
 	int (*suspend)(void *handle);
 	/* handles IP specific hw/sw changes for resume */
diff --git a/drivers/gpu/drm/amd/include/atombios.h b/drivers/gpu/drm/amd/include/atombios.h
index 32f3e345de08..3493da5c8f0e 100644
--- a/drivers/gpu/drm/amd/include/atombios.h
+++ b/drivers/gpu/drm/amd/include/atombios.h
@@ -5538,6 +5538,78 @@ typedef struct  _ATOM_ASIC_PROFILING_INFO_V3_5
   ULONG  ulReserved[12];
 }ATOM_ASIC_PROFILING_INFO_V3_5;
 
+/* for Polars10/11 AVFS parameters */
+typedef struct  _ATOM_ASIC_PROFILING_INFO_V3_6
+{
+  ATOM_COMMON_TABLE_HEADER         asHeader;
+  ULONG  ulMaxVddc;
+  ULONG  ulMinVddc;
+  USHORT usLkgEuseIndex;
+  UCHAR  ucLkgEfuseBitLSB;
+  UCHAR  ucLkgEfuseLength;
+  ULONG  ulLkgEncodeLn_MaxDivMin;
+  ULONG  ulLkgEncodeMax;
+  ULONG  ulLkgEncodeMin;
+  EFUSE_LINEAR_FUNC_PARAM sRoFuse;
+  ULONG  ulEvvDefaultVddc;
+  ULONG  ulEvvNoCalcVddc;
+  ULONG  ulSpeed_Model;
+  ULONG  ulSM_A0;
+  ULONG  ulSM_A1;
+  ULONG  ulSM_A2;
+  ULONG  ulSM_A3;
+  ULONG  ulSM_A4;
+  ULONG  ulSM_A5;
+  ULONG  ulSM_A6;
+  ULONG  ulSM_A7;
+  UCHAR  ucSM_A0_sign;
+  UCHAR  ucSM_A1_sign;
+  UCHAR  ucSM_A2_sign;
+  UCHAR  ucSM_A3_sign;
+  UCHAR  ucSM_A4_sign;
+  UCHAR  ucSM_A5_sign;
+  UCHAR  ucSM_A6_sign;
+  UCHAR  ucSM_A7_sign;
+  ULONG  ulMargin_RO_a;
+  ULONG  ulMargin_RO_b;
+  ULONG  ulMargin_RO_c;
+  ULONG  ulMargin_fixed;
+  ULONG  ulMargin_Fmax_mean;
+  ULONG  ulMargin_plat_mean;
+  ULONG  ulMargin_Fmax_sigma;
+  ULONG  ulMargin_plat_sigma;
+  ULONG  ulMargin_DC_sigma;
+  ULONG  ulLoadLineSlop;
+  ULONG  ulaTDClimitPerDPM[8];
+  ULONG  ulaNoCalcVddcPerDPM[8];
+  ULONG  ulAVFS_meanNsigma_Acontant0;
+  ULONG  ulAVFS_meanNsigma_Acontant1;
+  ULONG  ulAVFS_meanNsigma_Acontant2;
+  USHORT usAVFS_meanNsigma_DC_tol_sigma;
+  USHORT usAVFS_meanNsigma_Platform_mean;
+  USHORT usAVFS_meanNsigma_Platform_sigma;
+  ULONG  ulGB_VDROOP_TABLE_CKSOFF_a0;
+  ULONG  ulGB_VDROOP_TABLE_CKSOFF_a1;
+  ULONG  ulGB_VDROOP_TABLE_CKSOFF_a2;
+  ULONG  ulGB_VDROOP_TABLE_CKSON_a0;
+  ULONG  ulGB_VDROOP_TABLE_CKSON_a1;
+  ULONG  ulGB_VDROOP_TABLE_CKSON_a2;
+  ULONG  ulAVFSGB_FUSE_TABLE_CKSOFF_m1;
+  USHORT usAVFSGB_FUSE_TABLE_CKSOFF_m2;
+  ULONG  ulAVFSGB_FUSE_TABLE_CKSOFF_b;
+  ULONG  ulAVFSGB_FUSE_TABLE_CKSON_m1;
+  USHORT usAVFSGB_FUSE_TABLE_CKSON_m2;
+  ULONG  ulAVFSGB_FUSE_TABLE_CKSON_b;
+  USHORT usMaxVoltage_0_25mv;
+  UCHAR  ucEnableGB_VDROOP_TABLE_CKSOFF;
+  UCHAR  ucEnableGB_VDROOP_TABLE_CKSON;
+  UCHAR  ucEnableGB_FUSE_TABLE_CKSOFF;
+  UCHAR  ucEnableGB_FUSE_TABLE_CKSON;
+  USHORT usPSM_Age_ComFactor;
+  UCHAR  ucEnableApplyAVFS_CKS_OFF_Voltage;
+  UCHAR  ucReserved;
+}ATOM_ASIC_PROFILING_INFO_V3_6;
+
 
 typedef struct _ATOM_SCLK_FCW_RANGE_ENTRY_V1{
   ULONG  ulMaxSclkFreq;
diff --git a/drivers/gpu/drm/amd/include/cgs_common.h b/drivers/gpu/drm/amd/include/cgs_common.h
index a461e155a160..7464daf89ca1 100644
--- a/drivers/gpu/drm/amd/include/cgs_common.h
+++ b/drivers/gpu/drm/amd/include/cgs_common.h
@@ -581,6 +581,9 @@ typedef int (*cgs_get_firmware_info)(struct cgs_device *cgs_device,
 				     enum cgs_ucode_id type,
 				     struct cgs_firmware_info *info);
 
+typedef int (*cgs_rel_firmware)(struct cgs_device *cgs_device,
+					 enum cgs_ucode_id type);
+
 typedef int(*cgs_set_powergating_state)(struct cgs_device *cgs_device,
 				  enum amd_ip_block_type block_type,
 				  enum amd_powergating_state state);
@@ -645,6 +648,7 @@ struct cgs_ops {
 	cgs_set_camera_voltages_t set_camera_voltages;
 	/* Firmware Info */
 	cgs_get_firmware_info get_firmware_info;
+	cgs_rel_firmware rel_firmware;
 	/* cg pg interface*/
 	cgs_set_powergating_state set_powergating_state;
 	cgs_set_clockgating_state set_clockgating_state;
@@ -738,6 +742,8 @@ struct cgs_device
 	CGS_CALL(set_camera_voltages,dev,mask,voltages)
 #define cgs_get_firmware_info(dev, type, info)	\
 	CGS_CALL(get_firmware_info, dev, type, info)
+#define cgs_rel_firmware(dev, type)	\
+	CGS_CALL(rel_firmware, dev, type)
 #define cgs_set_powergating_state(dev, block_type, state)	\
 	CGS_CALL(set_powergating_state, dev, block_type, state)
 #define cgs_set_clockgating_state(dev, block_type, state)	\
diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
index 8e345bfddb69..e629f8a9fe93 100644
--- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
+++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
@@ -73,11 +73,14 @@ static int pp_sw_init(void *handle)
 
 	ret = hwmgr->hwmgr_func->backend_init(hwmgr);
 	if (ret)
-		goto err;
+		goto err1;
 
 	pr_info("amdgpu: powerplay initialized\n");
 
 	return 0;
+err1:
+	if (hwmgr->pptable_func->pptable_fini)
+		hwmgr->pptable_func->pptable_fini(hwmgr);
 err:
 	pr_err("amdgpu: powerplay initialization failed\n");
 	return ret;
@@ -100,6 +103,9 @@ static int pp_sw_fini(void *handle)
 	if (hwmgr->hwmgr_func->backend_fini != NULL)
 		ret = hwmgr->hwmgr_func->backend_fini(hwmgr);
 
+	if (hwmgr->pptable_func->pptable_fini)
+		hwmgr->pptable_func->pptable_fini(hwmgr);
+
 	return ret;
 }
 
diff --git a/drivers/gpu/drm/amd/powerplay/eventmgr/eventmgr.c b/drivers/gpu/drm/amd/powerplay/eventmgr/eventmgr.c
index 46410e3c7349..fb88e4e5d625 100644
--- a/drivers/gpu/drm/amd/powerplay/eventmgr/eventmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/eventmgr/eventmgr.c
@@ -58,9 +58,6 @@ static void pem_fini(struct pp_eventmgr *eventmgr)
 	pem_unregister_interrupts(eventmgr);
 
 	pem_handle_event(eventmgr, AMD_PP_EVENT_UNINITIALIZE, &event_data);
-
-	if (eventmgr != NULL)
-		kfree(eventmgr);
 }
 
 int eventmgr_init(struct pp_instance *handle)
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c
index 24a16e49b571..92912ab20944 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c
@@ -633,6 +633,8 @@ static int fiji_hwmgr_backend_init(struct pp_hwmgr *hwmgr)
 	data->vddci_control = FIJI_VOLTAGE_CONTROL_NONE;
 	data->mvdd_control = FIJI_VOLTAGE_CONTROL_NONE;
 
+	data->force_pcie_gen = PP_PCIEGenInvalid;
+
 	if (atomctrl_is_voltage_controled_by_gpio_v3(hwmgr,
 			VOLTAGE_TYPE_VDDC, VOLTAGE_OBJ_SVID2))
 		data->voltage_control = FIJI_VOLTAGE_CONTROL_BY_SVID2;
@@ -1830,7 +1832,7 @@ static uint16_t fiji_find_closest_vddci(struct pp_hwmgr *hwmgr, uint16_t vddci)
 
 	PP_ASSERT_WITH_CODE(false,
 			"VDDCI is larger than max VDDCI in VDDCI Voltage Table!",
-			return vddci_table->entries[i].value);
+			return vddci_table->entries[i-1].value);
 }
 
 static int fiji_get_dependency_volt_by_clk(struct pp_hwmgr *hwmgr,
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c b/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c
index fa208ada6892..efb77eda7508 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c
@@ -306,10 +306,14 @@ int phm_store_dal_configuration_data(struct pp_hwmgr *hwmgr,
 {
 	PHM_FUNC_CHECK(hwmgr);
 
-	if (hwmgr->hwmgr_func->store_cc6_data == NULL)
+	if (display_config == NULL)
 		return -EINVAL;
 
 	hwmgr->display_config = *display_config;
+
+	if (hwmgr->hwmgr_func->store_cc6_data == NULL)
+		return -EINVAL;
+
 	/* to do pass other display configuration in furture */
 
 	if (hwmgr->hwmgr_func->store_cc6_data)
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c
index 1c48917da3cf..20f20e075588 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c
@@ -93,6 +93,13 @@ int hwmgr_fini(struct pp_hwmgr *hwmgr)
 	if (hwmgr == NULL || hwmgr->ps == NULL)
 		return -EINVAL;
 
+	/* do hwmgr finish*/
+	kfree(hwmgr->backend);
+
+	kfree(hwmgr->start_thermal_controller.function_list);
+
+	kfree(hwmgr->set_temperature_range.function_list);
+
 	kfree(hwmgr->ps);
 	kfree(hwmgr);
 	return 0;
@@ -462,7 +469,7 @@ uint16_t phm_find_closest_vddci(struct pp_atomctrl_voltage_table *vddci_table, u
 
 	PP_ASSERT_WITH_CODE(false,
 			"VDDCI is larger than max VDDCI in VDDCI Voltage Table!",
-			return vddci_table->entries[i].value);
+			return vddci_table->entries[i-1].value);
 }
 
 int phm_find_boot_level(void *table,
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr_ppt.h b/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr_ppt.h
index 347fef127ce9..2930a3355948 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr_ppt.h
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr_ppt.h
@@ -39,6 +39,7 @@ struct phm_ppt_v1_clock_voltage_dependency_record {
 	uint8_t phases;
 	uint8_t cks_enable;
 	uint8_t cks_voffset;
+	uint32_t sclk_offset;
 };
 
 typedef struct phm_ppt_v1_clock_voltage_dependency_record phm_ppt_v1_clock_voltage_dependency_record;
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c
index aa6be033f21b..64ee78f7d41e 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c
@@ -999,7 +999,7 @@ static int polaris10_get_dependency_volt_by_clk(struct pp_hwmgr *hwmgr,
 				vddci = phm_find_closest_vddci(&(data->vddci_voltage_table),
 						(dep_table->entries[i].vddc -
 								(uint16_t)data->vddc_vddci_delta));
-				*voltage |= (vddci * VOLTAGE_SCALE) <<	VDDCI_SHIFT;
+				*voltage |= (vddci * VOLTAGE_SCALE) << VDDCI_SHIFT;
 			}
 
 			if (POLARIS10_VOLTAGE_CONTROL_NONE == data->mvdd_control)
@@ -1296,7 +1296,6 @@ static int polaris10_populate_single_memory_level(struct pp_hwmgr *hwmgr,
 	}
 
 	mem_level->MclkFrequency = clock;
-	mem_level->StutterEnable = 0;
 	mem_level->EnabledForThrottle = 1;
 	mem_level->EnabledForActivity = 0;
 	mem_level->UpHyst = 0;
@@ -1304,7 +1303,6 @@ static int polaris10_populate_single_memory_level(struct pp_hwmgr *hwmgr,
 	mem_level->VoltageDownHyst = 0;
 	mem_level->ActivityLevel = (uint16_t)data->mclk_activity_target;
 	mem_level->StutterEnable = false;
-
 	mem_level->DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW;
 
 	data->display_timing.num_existing_displays = info.display_count;
@@ -1363,7 +1361,7 @@ static int polaris10_populate_all_memory_levels(struct pp_hwmgr *hwmgr)
 	 * a higher state by default such that we are not effected by
 	 * up threshold or and MCLK DPM latency.
 	 */
-	levels[0].ActivityLevel = (uint16_t)data->mclk_dpm0_activity_target;
+	levels[0].ActivityLevel = 0x1f;
 	CONVERT_FROM_HOST_TO_SMC_US(levels[0].ActivityLevel);
 
 	data->smc_state_table.MemoryDpmLevelCount =
@@ -1761,12 +1759,9 @@ static int polaris10_populate_smc_initailial_state(struct pp_hwmgr *hwmgr)
 
 static int polaris10_populate_clock_stretcher_data_table(struct pp_hwmgr *hwmgr)
 {
-	uint32_t ro, efuse, efuse2, clock_freq, volt_without_cks,
-			volt_with_cks, value;
-	uint16_t clock_freq_u16;
+	uint32_t ro, efuse, volt_without_cks, volt_with_cks, value, max, min;
 	struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);
-	uint8_t type, i, j, cks_setting, stretch_amount, stretch_amount2,
-			volt_offset = 0;
+	uint8_t i, stretch_amount, stretch_amount2, volt_offset = 0;
 	struct phm_ppt_v1_information *table_info =
 			(struct phm_ppt_v1_information *)(hwmgr->pptable);
 	struct phm_ppt_v1_clock_voltage_dependency_table *sclk_table =
@@ -1778,50 +1773,38 @@ static int polaris10_populate_clock_stretcher_data_table(struct pp_hwmgr *hwmgr)
 	 * if the part is SS or FF. if RO >= 1660MHz, part is FF.
 	 */
 	efuse = cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC,
-			ixSMU_EFUSE_0 + (146 * 4));
-	efuse2 = cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC,
-			ixSMU_EFUSE_0 + (148 * 4));
+			ixSMU_EFUSE_0 + (67 * 4));
 	efuse &= 0xFF000000;
 	efuse = efuse >> 24;
-	efuse2 &= 0xF;
-
-	if (efuse2 == 1)
-		ro = (2300 - 1350) * efuse / 255 + 1350;
-	else
-		ro = (2500 - 1000) * efuse / 255 + 1000;
 
-	if (ro >= 1660)
-		type = 0;
-	else
-		type = 1;
+	if (hwmgr->chip_id == CHIP_POLARIS10) {
+		min = 1000;
+		max = 2300;
+	} else {
+		min = 1100;
+		max = 2100;
+	}
 
-	/* Populate Stretch amount */
-	data->smc_state_table.ClockStretcherAmount = stretch_amount;
+	ro = efuse * (max -min)/255 + min;
 
 	/* Populate Sclk_CKS_masterEn0_7 and Sclk_voltageOffset */
 	for (i = 0; i < sclk_table->count; i++) {
 		data->smc_state_table.Sclk_CKS_masterEn0_7 |=
 				sclk_table->entries[i].cks_enable << i;
-		volt_without_cks = (uint32_t)((14041 *
-			(sclk_table->entries[i].clk/100) / 10000 + 3571 + 75 - ro) * 1000 /
-			(4026 - (13924 * (sclk_table->entries[i].clk/100) / 10000)));
-		volt_with_cks = (uint32_t)((13946 *
-			(sclk_table->entries[i].clk/100) / 10000 + 3320 + 45 - ro) * 1000 /
-			(3664 - (11454 * (sclk_table->entries[i].clk/100) / 10000)));
+
+		volt_without_cks =  (uint32_t)(((ro - 40) * 1000 - 2753594 - sclk_table->entries[i].clk/100 * 136418 /1000) / \
+					(sclk_table->entries[i].clk/100 * 1132925 /10000 - 242418)/100);
+
+		volt_with_cks = (uint32_t)((ro * 1000 -2396351 - sclk_table->entries[i].clk/100 * 329021/1000) / \
+				(sclk_table->entries[i].clk/10000 * 649434 /1000  - 18005)/10);
+
 		if (volt_without_cks >= volt_with_cks)
 			volt_offset = (uint8_t)(((volt_without_cks - volt_with_cks +
 					sclk_table->entries[i].cks_voffset) * 100 / 625) + 1);
+
 		data->smc_state_table.Sclk_voltageOffset[i] = volt_offset;
 	}
 
-	PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, PWR_CKS_ENABLE,
-			STRETCH_ENABLE, 0x0);
-	PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, PWR_CKS_ENABLE,
-			masterReset, 0x1);
-	/* PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, PWR_CKS_ENABLE, staticEnable, 0x1); */
-	PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, PWR_CKS_ENABLE,
-			masterReset, 0x0);
-
 	/* Populate CKS Lookup Table */
 	if (stretch_amount == 1 || stretch_amount == 2 || stretch_amount == 5)
 		stretch_amount2 = 0;
@@ -1835,69 +1818,6 @@ static int polaris10_populate_clock_stretcher_data_table(struct pp_hwmgr *hwmgr)
 				return -EINVAL);
 	}
 
-	value = cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC,
-			ixPWR_CKS_CNTL);
-	value &= 0xFFC2FF87;
-	data->smc_state_table.CKS_LOOKUPTable.CKS_LOOKUPTableEntry[0].minFreq =
-			polaris10_clock_stretcher_lookup_table[stretch_amount2][0];
-	data->smc_state_table.CKS_LOOKUPTable.CKS_LOOKUPTableEntry[0].maxFreq =
-			polaris10_clock_stretcher_lookup_table[stretch_amount2][1];
-	clock_freq_u16 = (uint16_t)(PP_SMC_TO_HOST_UL(data->smc_state_table.
-			GraphicsLevel[data->smc_state_table.GraphicsDpmLevelCount - 1].SclkSetting.SclkFrequency) / 100);
-	if (polaris10_clock_stretcher_lookup_table[stretch_amount2][0] < clock_freq_u16
-	&& polaris10_clock_stretcher_lookup_table[stretch_amount2][1] > clock_freq_u16) {
-		/* Program PWR_CKS_CNTL. CKS_USE_FOR_LOW_FREQ */
-		value |= (polaris10_clock_stretcher_lookup_table[stretch_amount2][3]) << 16;
-		/* Program PWR_CKS_CNTL. CKS_LDO_REFSEL */
-		value |= (polaris10_clock_stretcher_lookup_table[stretch_amount2][2]) << 18;
-		/* Program PWR_CKS_CNTL. CKS_STRETCH_AMOUNT */
-		value |= (polaris10_clock_stretch_amount_conversion
-				[polaris10_clock_stretcher_lookup_table[stretch_amount2][3]]
-				 [stretch_amount]) << 3;
-	}
-	CONVERT_FROM_HOST_TO_SMC_US(data->smc_state_table.CKS_LOOKUPTable.CKS_LOOKUPTableEntry[0].minFreq);
-	CONVERT_FROM_HOST_TO_SMC_US(data->smc_state_table.CKS_LOOKUPTable.CKS_LOOKUPTableEntry[0].maxFreq);
-	data->smc_state_table.CKS_LOOKUPTable.CKS_LOOKUPTableEntry[0].setting =
-			polaris10_clock_stretcher_lookup_table[stretch_amount2][2] & 0x7F;
-	data->smc_state_table.CKS_LOOKUPTable.CKS_LOOKUPTableEntry[0].setting |=
-			(polaris10_clock_stretcher_lookup_table[stretch_amount2][3]) << 7;
-
-	cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC,
-			ixPWR_CKS_CNTL, value);
-
-	/* Populate DDT Lookup Table */
-	for (i = 0; i < 4; i++) {
-		/* Assign the minimum and maximum VID stored
-		 * in the last row of Clock Stretcher Voltage Table.
-		 */
-		data->smc_state_table.ClockStretcherDataTable.ClockStretcherDataTableEntry[i].minVID =
-				(uint8_t) polaris10_clock_stretcher_ddt_table[type][i][2];
-		data->smc_state_table.ClockStretcherDataTable.ClockStretcherDataTableEntry[i].maxVID =
-				(uint8_t) polaris10_clock_stretcher_ddt_table[type][i][3];
-		/* Loop through each SCLK and check the frequency
-		 * to see if it lies within the frequency for clock stretcher.
-		 */
-		for (j = 0; j < data->smc_state_table.GraphicsDpmLevelCount; j++) {
-			cks_setting = 0;
-			clock_freq = PP_SMC_TO_HOST_UL(
-					data->smc_state_table.GraphicsLevel[j].SclkSetting.SclkFrequency);
-			/* Check the allowed frequency against the sclk level[j].
-			 *  Sclk's endianness has already been converted,
-			 *  and it's in 10Khz unit,
-			 *  as opposed to Data table, which is in Mhz unit.
-			 */
-			if (clock_freq >= (polaris10_clock_stretcher_ddt_table[type][i][0]) * 100) {
-				cks_setting |= 0x2;
-				if (clock_freq < (polaris10_clock_stretcher_ddt_table[type][i][1]) * 100)
-					cks_setting |= 0x1;
-			}
-			data->smc_state_table.ClockStretcherDataTable.ClockStretcherDataTableEntry[i].setting
-							|= cks_setting << (j * 2);
-		}
-		CONVERT_FROM_HOST_TO_SMC_US(
-			data->smc_state_table.ClockStretcherDataTable.ClockStretcherDataTableEntry[i].setting);
-	}
-
 	value = cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixPWR_CKS_CNTL);
 	value &= 0xFFFFFFFE;
 	cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixPWR_CKS_CNTL, value);
@@ -1956,6 +1876,90 @@ static int polaris10_populate_vr_config(struct pp_hwmgr *hwmgr,
 	return 0;
 }
 
+
+int polaris10_populate_avfs_parameters(struct pp_hwmgr *hwmgr)
+{
+	struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);
+	SMU74_Discrete_DpmTable  *table = &(data->smc_state_table);
+	int result = 0;
+	struct pp_atom_ctrl__avfs_parameters avfs_params = {0};
+	AVFS_meanNsigma_t AVFS_meanNsigma = { {0} };
+	AVFS_Sclk_Offset_t AVFS_SclkOffset = { {0} };
+	uint32_t tmp, i;
+	struct pp_smumgr *smumgr = hwmgr->smumgr;
+	struct polaris10_smumgr *smu_data = (struct polaris10_smumgr *)(smumgr->backend);
+
+	struct phm_ppt_v1_information *table_info =
+			(struct phm_ppt_v1_information *)hwmgr->pptable;
+	struct phm_ppt_v1_clock_voltage_dependency_table *sclk_table =
+			table_info->vdd_dep_on_sclk;
+
+
+	if (smu_data->avfs.avfs_btc_status == AVFS_BTC_NOTSUPPORTED)
+		return result;
+
+	result = atomctrl_get_avfs_information(hwmgr, &avfs_params);
+
+	if (0 == result) {
+		table->BTCGB_VDROOP_TABLE[0].a0  = PP_HOST_TO_SMC_UL(avfs_params.ulGB_VDROOP_TABLE_CKSON_a0);
+		table->BTCGB_VDROOP_TABLE[0].a1  = PP_HOST_TO_SMC_UL(avfs_params.ulGB_VDROOP_TABLE_CKSON_a1);
+		table->BTCGB_VDROOP_TABLE[0].a2  = PP_HOST_TO_SMC_UL(avfs_params.ulGB_VDROOP_TABLE_CKSON_a2);
+		table->BTCGB_VDROOP_TABLE[1].a0  = PP_HOST_TO_SMC_UL(avfs_params.ulGB_VDROOP_TABLE_CKSOFF_a0);
+		table->BTCGB_VDROOP_TABLE[1].a1  = PP_HOST_TO_SMC_UL(avfs_params.ulGB_VDROOP_TABLE_CKSOFF_a1);
+		table->BTCGB_VDROOP_TABLE[1].a2  = PP_HOST_TO_SMC_UL(avfs_params.ulGB_VDROOP_TABLE_CKSOFF_a2);
+		table->AVFSGB_VDROOP_TABLE[0].m1 = PP_HOST_TO_SMC_UL(avfs_params.ulAVFSGB_FUSE_TABLE_CKSON_m1);
+		table->AVFSGB_VDROOP_TABLE[0].m2 = PP_HOST_TO_SMC_US(avfs_params.usAVFSGB_FUSE_TABLE_CKSON_m2);
+		table->AVFSGB_VDROOP_TABLE[0].b  = PP_HOST_TO_SMC_UL(avfs_params.ulAVFSGB_FUSE_TABLE_CKSON_b);
+		table->AVFSGB_VDROOP_TABLE[0].m1_shift = 24;
+		table->AVFSGB_VDROOP_TABLE[0].m2_shift  = 12;
+		table->AVFSGB_VDROOP_TABLE[1].m1 = PP_HOST_TO_SMC_UL(avfs_params.ulAVFSGB_FUSE_TABLE_CKSOFF_m1);
+		table->AVFSGB_VDROOP_TABLE[1].m2 = PP_HOST_TO_SMC_US(avfs_params.usAVFSGB_FUSE_TABLE_CKSOFF_m2);
+		table->AVFSGB_VDROOP_TABLE[1].b  = PP_HOST_TO_SMC_UL(avfs_params.ulAVFSGB_FUSE_TABLE_CKSOFF_b);
+		table->AVFSGB_VDROOP_TABLE[1].m1_shift = 24;
+		table->AVFSGB_VDROOP_TABLE[1].m2_shift  = 12;
+		table->MaxVoltage                = PP_HOST_TO_SMC_US(avfs_params.usMaxVoltage_0_25mv);
+		AVFS_meanNsigma.Aconstant[0]      = PP_HOST_TO_SMC_UL(avfs_params.ulAVFS_meanNsigma_Acontant0);
+		AVFS_meanNsigma.Aconstant[1]      = PP_HOST_TO_SMC_UL(avfs_params.ulAVFS_meanNsigma_Acontant1);
+		AVFS_meanNsigma.Aconstant[2]      = PP_HOST_TO_SMC_UL(avfs_params.ulAVFS_meanNsigma_Acontant2);
+		AVFS_meanNsigma.DC_tol_sigma      = PP_HOST_TO_SMC_US(avfs_params.usAVFS_meanNsigma_DC_tol_sigma);
+		AVFS_meanNsigma.Platform_mean     = PP_HOST_TO_SMC_US(avfs_params.usAVFS_meanNsigma_Platform_mean);
+		AVFS_meanNsigma.PSM_Age_CompFactor = PP_HOST_TO_SMC_US(avfs_params.usPSM_Age_ComFactor);
+		AVFS_meanNsigma.Platform_sigma     = PP_HOST_TO_SMC_US(avfs_params.usAVFS_meanNsigma_Platform_sigma);
+
+		for (i = 0; i < NUM_VFT_COLUMNS; i++) {
+			AVFS_meanNsigma.Static_Voltage_Offset[i] = (uint8_t)(sclk_table->entries[i].cks_voffset * 100 / 625);
+			AVFS_SclkOffset.Sclk_Offset[i] = PP_HOST_TO_SMC_US((uint16_t)(sclk_table->entries[i].sclk_offset) / 100);
+		}
+
+		result = polaris10_read_smc_sram_dword(smumgr,
+				SMU7_FIRMWARE_HEADER_LOCATION + offsetof(SMU74_Firmware_Header, AvfsMeanNSigma),
+				&tmp, data->sram_end);
+
+		polaris10_copy_bytes_to_smc(smumgr,
+					tmp,
+					(uint8_t *)&AVFS_meanNsigma,
+					sizeof(AVFS_meanNsigma_t),
+					data->sram_end);
+
+		result = polaris10_read_smc_sram_dword(smumgr,
+				SMU7_FIRMWARE_HEADER_LOCATION + offsetof(SMU74_Firmware_Header, AvfsSclkOffsetTable),
+				&tmp, data->sram_end);
+		polaris10_copy_bytes_to_smc(smumgr,
+					tmp,
+					(uint8_t *)&AVFS_SclkOffset,
+					sizeof(AVFS_Sclk_Offset_t),
+					data->sram_end);
+
+		data->avfs_vdroop_override_setting = (avfs_params.ucEnableGB_VDROOP_TABLE_CKSON << BTCGB0_Vdroop_Enable_SHIFT) |
+						(avfs_params.ucEnableGB_VDROOP_TABLE_CKSOFF << BTCGB1_Vdroop_Enable_SHIFT) |
+						(avfs_params.ucEnableGB_FUSE_TABLE_CKSON << AVFSGB0_Vdroop_Enable_SHIFT) |
+						(avfs_params.ucEnableGB_FUSE_TABLE_CKSOFF << AVFSGB1_Vdroop_Enable_SHIFT);
+		data->apply_avfs_cks_off_voltage = (avfs_params.ucEnableApplyAVFS_CKS_OFF_Voltage == 1) ? true : false;
+	}
+	return result;
+}
+
+
 /**
 * Initializes the SMC table and uploads it
 *
@@ -2056,6 +2060,10 @@ static int polaris10_init_smc_table(struct pp_hwmgr *hwmgr)
 				"Failed to populate Clock Stretcher Data Table!",
 				return result);
 	}
+
+	result = polaris10_populate_avfs_parameters(hwmgr);
+	PP_ASSERT_WITH_CODE(0 == result, "Failed to populate AVFS Parameters!", return result;);
+
 	table->CurrSclkPllRange = 0xff;
 	table->GraphicsVoltageChangeEnable  = 1;
 	table->GraphicsThermThrottleEnable  = 1;
@@ -2252,6 +2260,9 @@ static int polaris10_enable_deep_sleep_master_switch(struct pp_hwmgr *hwmgr)
 static int polaris10_enable_sclk_mclk_dpm(struct pp_hwmgr *hwmgr)
 {
 	struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);
+	uint32_t soft_register_value = 0;
+	uint32_t handshake_disables_offset = data->soft_regs_start
+				+ offsetof(SMU74_SoftRegisters, HandshakeDisables);
 
 	/* enable SCLK dpm */
 	if (!data->sclk_dpm_key_disabled)
@@ -2262,6 +2273,12 @@ static int polaris10_enable_sclk_mclk_dpm(struct pp_hwmgr *hwmgr)
 
 	/* enable MCLK dpm */
 	if (0 == data->mclk_dpm_key_disabled) {
+/* Disable UVD - SMU handshake for MCLK. */
+		soft_register_value = cgs_read_ind_register(hwmgr->device,
+					CGS_IND_REG__SMC, handshake_disables_offset);
+		soft_register_value |= SMU7_UVD_MCLK_HANDSHAKE_DISABLE;
+		cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC,
+				handshake_disables_offset, soft_register_value);
 
 		PP_ASSERT_WITH_CODE(
 				(0 == smum_send_msg_to_smc(hwmgr->smumgr,
@@ -2269,7 +2286,6 @@ static int polaris10_enable_sclk_mclk_dpm(struct pp_hwmgr *hwmgr)
 				"Failed to enable MCLK DPM during DPM Start Function!",
 				return -1);
 
-
 		PHM_WRITE_FIELD(hwmgr->device, MC_SEQ_CNTL_3, CAC_EN, 0x1);
 
 		cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixLCAC_MC0_CNTL, 0x5);
@@ -2606,6 +2622,7 @@ int polaris10_set_features_platform_caps(struct pp_hwmgr *hwmgr)
 
 	phm_cap_set(hwmgr->platform_descriptor.platformCaps,
 						PHM_PlatformCaps_FanSpeedInTableIsRPM);
+
 	if (hwmgr->chip_id == CHIP_POLARIS11)
 		phm_cap_set(hwmgr->platform_descriptor.platformCaps,
 					PHM_PlatformCaps_SPLLShutdownSupport);
@@ -2938,6 +2955,11 @@ int polaris10_hwmgr_backend_init(struct pp_hwmgr *hwmgr)
 	data->vddci_control = POLARIS10_VOLTAGE_CONTROL_NONE;
 	data->mvdd_control = POLARIS10_VOLTAGE_CONTROL_NONE;
 
+	data->enable_tdc_limit_feature = true;
+	data->enable_pkg_pwr_tracking_feature = true;
+	data->force_pcie_gen = PP_PCIEGenInvalid;
+	data->mclk_stutter_mode_threshold = 40000;
+
 	if (atomctrl_is_voltage_controled_by_gpio_v3(hwmgr,
 			VOLTAGE_TYPE_VDDC, VOLTAGE_OBJ_SVID2))
 		data->voltage_control = POLARIS10_VOLTAGE_CONTROL_BY_SVID2;
@@ -2962,6 +2984,10 @@ int polaris10_hwmgr_backend_init(struct pp_hwmgr *hwmgr)
 			data->vddci_control = POLARIS10_VOLTAGE_CONTROL_BY_SVID2;
 	}
 
+	if (table_info->cac_dtp_table->usClockStretchAmount != 0)
+		phm_cap_set(hwmgr->platform_descriptor.platformCaps,
+					PHM_PlatformCaps_ClockStretcher);
+
 	polaris10_set_features_platform_caps(hwmgr);
 
 	polaris10_init_dpm_defaults(hwmgr);
@@ -3520,10 +3546,11 @@ static int polaris10_get_pp_table_entry_callback_func(struct pp_hwmgr *hwmgr,
 	ATOM_Tonga_State *state_entry = (ATOM_Tonga_State *)state;
 	ATOM_Tonga_POWERPLAYTABLE *powerplay_table =
 			(ATOM_Tonga_POWERPLAYTABLE *)pp_table;
-	ATOM_Tonga_SCLK_Dependency_Table *sclk_dep_table =
-			(ATOM_Tonga_SCLK_Dependency_Table *)
+	PPTable_Generic_SubTable_Header *sclk_dep_table =
+			(PPTable_Generic_SubTable_Header *)
 			(((unsigned long)powerplay_table) +
 				le16_to_cpu(powerplay_table->usSclkDependencyTableOffset));
+
 	ATOM_Tonga_MCLK_Dependency_Table *mclk_dep_table =
 			(ATOM_Tonga_MCLK_Dependency_Table *)
 			(((unsigned long)powerplay_table) +
@@ -3575,7 +3602,11 @@ static int polaris10_get_pp_table_entry_callback_func(struct pp_hwmgr *hwmgr,
 	/* Performance levels are arranged from low to high. */
 	performance_level->memory_clock = mclk_dep_table->entries
 			[state_entry->ucMemoryClockIndexLow].ulMclk;
-	performance_level->engine_clock = sclk_dep_table->entries
+	if (sclk_dep_table->ucRevId == 0)
+		performance_level->engine_clock = ((ATOM_Tonga_SCLK_Dependency_Table *)sclk_dep_table)->entries
+			[state_entry->ucEngineClockIndexLow].ulSclk;
+	else if (sclk_dep_table->ucRevId == 1)
+		performance_level->engine_clock = ((ATOM_Polaris_SCLK_Dependency_Table *)sclk_dep_table)->entries
 			[state_entry->ucEngineClockIndexLow].ulSclk;
 	performance_level->pcie_gen = get_pcie_gen_support(data->pcie_gen_cap,
 			state_entry->ucPCIEGenLow);
@@ -3586,8 +3617,14 @@ static int polaris10_get_pp_table_entry_callback_func(struct pp_hwmgr *hwmgr,
 			[polaris10_power_state->performance_level_count++]);
 	performance_level->memory_clock = mclk_dep_table->entries
 			[state_entry->ucMemoryClockIndexHigh].ulMclk;
-	performance_level->engine_clock = sclk_dep_table->entries
+
+	if (sclk_dep_table->ucRevId == 0)
+		performance_level->engine_clock = ((ATOM_Tonga_SCLK_Dependency_Table *)sclk_dep_table)->entries
 			[state_entry->ucEngineClockIndexHigh].ulSclk;
+	else if (sclk_dep_table->ucRevId == 1)
+		performance_level->engine_clock = ((ATOM_Polaris_SCLK_Dependency_Table *)sclk_dep_table)->entries
+			[state_entry->ucEngineClockIndexHigh].ulSclk;
+
 	performance_level->pcie_gen = get_pcie_gen_support(data->pcie_gen_cap,
 			state_entry->ucPCIEGenHigh);
 	performance_level->pcie_lane = get_pcie_lane_support(data->pcie_lane_cap,
@@ -3645,7 +3682,6 @@ static int polaris10_get_pp_table_entry(struct pp_hwmgr *hwmgr,
 		switch (state->classification.ui_label) {
 		case PP_StateUILabel_Performance:
 			data->use_pcie_performance_levels = true;
-
 			for (i = 0; i < ps->performance_level_count; i++) {
 				if (data->pcie_gen_performance.max <
 						ps->performance_levels[i].pcie_gen)
@@ -3661,7 +3697,6 @@ static int polaris10_get_pp_table_entry(struct pp_hwmgr *hwmgr,
 						ps->performance_levels[i].pcie_lane)
 					data->pcie_lane_performance.max =
 							ps->performance_levels[i].pcie_lane;
-
 				if (data->pcie_lane_performance.min >
 						ps->performance_levels[i].pcie_lane)
 					data->pcie_lane_performance.min =
@@ -4187,12 +4222,9 @@ int polaris10_update_samu_dpm(struct pp_hwmgr *hwmgr, bool bgate)
 {
 	struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);
 	uint32_t mm_boot_level_offset, mm_boot_level_value;
-	struct phm_ppt_v1_information *table_info =
-			(struct phm_ppt_v1_information *)(hwmgr->pptable);
 
 	if (!bgate) {
-		data->smc_state_table.SamuBootLevel =
-				(uint8_t) (table_info->mm_dep_table->count - 1);
+		data->smc_state_table.SamuBootLevel = 0;
 		mm_boot_level_offset = data->dpm_table_start +
 				offsetof(SMU74_Discrete_DpmTable, SamuBootLevel);
 		mm_boot_level_offset /= 4;
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.h b/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.h
index beedf35cbfa6..d717789441f5 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.h
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.h
@@ -312,6 +312,9 @@ struct polaris10_hwmgr {
 
 	/* soft pptable for re-uploading into smu */
 	void *soft_pp_table;
+
+	uint32_t                              avfs_vdroop_override_setting;
+	bool                                  apply_avfs_cks_off_voltage;
 };
 
 /* To convert to Q8.8 format for firmware */
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_powertune.c b/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_powertune.c
index 0b99ab3ba0c5..ae96f14b827c 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_powertune.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_powertune.c
@@ -286,7 +286,7 @@ int polaris10_populate_pm_fuses(struct pp_hwmgr *hwmgr)
 
 		if (polaris10_copy_bytes_to_smc(hwmgr->smumgr, pm_fuse_table_offset,
 				(uint8_t *)&data->power_tune_table,
-				sizeof(struct SMU74_Discrete_PmFuses), data->sram_end))
+				(sizeof(struct SMU74_Discrete_PmFuses) - 92), data->sram_end))
 			PP_ASSERT_WITH_CODE(false,
 					"Attempt to download PmFuseTable Failed!",
 					return -EINVAL);
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_thermal.c b/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_thermal.c
index aba167f7d167..b206632d4650 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_thermal.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_thermal.c
@@ -625,10 +625,14 @@ static int tf_polaris10_thermal_avfs_enable(struct pp_hwmgr *hwmgr,
 	int ret;
 	struct pp_smumgr *smumgr = (struct pp_smumgr *)(hwmgr->smumgr);
 	struct polaris10_smumgr *smu_data = (struct polaris10_smumgr *)(smumgr->backend);
+	struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);
 
-	if (smu_data->avfs.avfs_btc_status != AVFS_BTC_ENABLEAVFS)
+	if (smu_data->avfs.avfs_btc_status == AVFS_BTC_NOTSUPPORTED)
 		return 0;
 
+	ret = smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
+			PPSMC_MSG_SetGBDroopSettings, data->avfs_vdroop_override_setting);
+
 	ret = (smum_send_msg_to_smc(smumgr, PPSMC_MSG_EnableAvfs) == 0) ?
 			0 : -1;
 
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/pp_acpi.c b/drivers/gpu/drm/amd/powerplay/hwmgr/pp_acpi.c
index 58742e0d1492..a3c38bbd1e94 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/pp_acpi.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/pp_acpi.c
@@ -44,6 +44,20 @@ bool acpi_atcs_functions_supported(void *device, uint32_t index)
 	return result == 0 ? (output_buf.function_bits & (1 << (index - 1))) != 0 : false;
 }
 
+bool acpi_atcs_notify_pcie_device_ready(void *device)
+{
+	int32_t temp_buffer = 1;
+
+	return cgs_call_acpi_method(device, CGS_ACPI_METHOD_ATCS,
+				ATCS_FUNCTION_PCIE_DEVICE_READY_NOTIFICATION,
+						&temp_buffer,
+						NULL,
+						0,
+						sizeof(temp_buffer),
+						0);
+}
+
+
 int acpi_pcie_perf_request(void *device, uint8_t perf_req, bool advertise)
 {
 	struct atcs_pref_req_input atcs_input;
@@ -52,7 +66,7 @@ int acpi_pcie_perf_request(void *device, uint8_t perf_req, bool advertise)
 	int result;
 	struct cgs_system_info info = {0};
 
-	if (!acpi_atcs_functions_supported(device, ATCS_FUNCTION_PCIE_PERFORMANCE_REQUEST))
+	if( 0 != acpi_atcs_notify_pcie_device_ready(device))
 		return -EINVAL;
 
 	info.size = sizeof(struct cgs_system_info);
@@ -77,7 +91,7 @@ int acpi_pcie_perf_request(void *device, uint8_t perf_req, bool advertise)
 						ATCS_FUNCTION_PCIE_PERFORMANCE_REQUEST,
 						&atcs_input,
 						&atcs_output,
-						0,
+						1,
 						sizeof(atcs_input),
 						sizeof(atcs_output));
 		if (result != 0)
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.c b/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.c
index da9f5f1b6dc2..bf4e18fd3872 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.c
@@ -1302,3 +1302,46 @@ int atomctrl_get_smc_sclk_range_table(struct pp_hwmgr *hwmgr, struct pp_atom_ctr
 
 	return 0;
 }
+
+int atomctrl_get_avfs_information(struct pp_hwmgr *hwmgr, struct pp_atom_ctrl__avfs_parameters *param)
+{
+	ATOM_ASIC_PROFILING_INFO_V3_6 *profile = NULL;
+
+	if (param == NULL)
+		return -EINVAL;
+
+	profile = (ATOM_ASIC_PROFILING_INFO_V3_6 *)
+			cgs_atom_get_data_table(hwmgr->device,
+					GetIndexIntoMasterTable(DATA, ASIC_ProfilingInfo),
+					NULL, NULL, NULL);
+	if (!profile)
+		return -1;
+
+	param->ulAVFS_meanNsigma_Acontant0 = profile->ulAVFS_meanNsigma_Acontant0;
+	param->ulAVFS_meanNsigma_Acontant1 = profile->ulAVFS_meanNsigma_Acontant1;
+	param->ulAVFS_meanNsigma_Acontant2 = profile->ulAVFS_meanNsigma_Acontant2;
+	param->usAVFS_meanNsigma_DC_tol_sigma = profile->usAVFS_meanNsigma_DC_tol_sigma;
+	param->usAVFS_meanNsigma_Platform_mean = profile->usAVFS_meanNsigma_Platform_mean;
+	param->usAVFS_meanNsigma_Platform_sigma = profile->usAVFS_meanNsigma_Platform_sigma;
+	param->ulGB_VDROOP_TABLE_CKSOFF_a0 = profile->ulGB_VDROOP_TABLE_CKSOFF_a0;
+	param->ulGB_VDROOP_TABLE_CKSOFF_a1 = profile->ulGB_VDROOP_TABLE_CKSOFF_a1;
+	param->ulGB_VDROOP_TABLE_CKSOFF_a2 = profile->ulGB_VDROOP_TABLE_CKSOFF_a2;
+	param->ulGB_VDROOP_TABLE_CKSON_a0 = profile->ulGB_VDROOP_TABLE_CKSON_a0;
+	param->ulGB_VDROOP_TABLE_CKSON_a1 = profile->ulGB_VDROOP_TABLE_CKSON_a1;
+	param->ulGB_VDROOP_TABLE_CKSON_a2 = profile->ulGB_VDROOP_TABLE_CKSON_a2;
+	param->ulAVFSGB_FUSE_TABLE_CKSOFF_m1 = profile->ulAVFSGB_FUSE_TABLE_CKSOFF_m1;
+	param->usAVFSGB_FUSE_TABLE_CKSOFF_m2 = profile->usAVFSGB_FUSE_TABLE_CKSOFF_m2;
+	param->ulAVFSGB_FUSE_TABLE_CKSOFF_b = profile->ulAVFSGB_FUSE_TABLE_CKSOFF_b;
+	param->ulAVFSGB_FUSE_TABLE_CKSON_m1 = profile->ulAVFSGB_FUSE_TABLE_CKSON_m1;
+	param->usAVFSGB_FUSE_TABLE_CKSON_m2 = profile->usAVFSGB_FUSE_TABLE_CKSON_m2;
+	param->ulAVFSGB_FUSE_TABLE_CKSON_b = profile->ulAVFSGB_FUSE_TABLE_CKSON_b;
+	param->usMaxVoltage_0_25mv = profile->usMaxVoltage_0_25mv;
+	param->ucEnableGB_VDROOP_TABLE_CKSOFF = profile->ucEnableGB_VDROOP_TABLE_CKSOFF;
+	param->ucEnableGB_VDROOP_TABLE_CKSON = profile->ucEnableGB_VDROOP_TABLE_CKSON;
+	param->ucEnableGB_FUSE_TABLE_CKSOFF = profile->ucEnableGB_FUSE_TABLE_CKSOFF;
+	param->ucEnableGB_FUSE_TABLE_CKSON = profile->ucEnableGB_FUSE_TABLE_CKSON;
+	param->usPSM_Age_ComFactor = profile->usPSM_Age_ComFactor;
+	param->ucEnableApplyAVFS_CKS_OFF_Voltage = profile->ucEnableApplyAVFS_CKS_OFF_Voltage;
+
+	return 0;
+}
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.h b/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.h
index d24ebb566905..248c5db5f380 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.h
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.h
@@ -250,6 +250,35 @@ struct pp_atomctrl_gpio_pin_assignment {
 };
 typedef struct pp_atomctrl_gpio_pin_assignment pp_atomctrl_gpio_pin_assignment;
 
+struct pp_atom_ctrl__avfs_parameters {
+	uint32_t  ulAVFS_meanNsigma_Acontant0;
+	uint32_t  ulAVFS_meanNsigma_Acontant1;
+	uint32_t  ulAVFS_meanNsigma_Acontant2;
+	uint16_t usAVFS_meanNsigma_DC_tol_sigma;
+	uint16_t usAVFS_meanNsigma_Platform_mean;
+	uint16_t usAVFS_meanNsigma_Platform_sigma;
+	uint32_t  ulGB_VDROOP_TABLE_CKSOFF_a0;
+	uint32_t  ulGB_VDROOP_TABLE_CKSOFF_a1;
+	uint32_t  ulGB_VDROOP_TABLE_CKSOFF_a2;
+	uint32_t  ulGB_VDROOP_TABLE_CKSON_a0;
+	uint32_t  ulGB_VDROOP_TABLE_CKSON_a1;
+	uint32_t  ulGB_VDROOP_TABLE_CKSON_a2;
+	uint32_t  ulAVFSGB_FUSE_TABLE_CKSOFF_m1;
+	uint16_t  usAVFSGB_FUSE_TABLE_CKSOFF_m2;
+	uint32_t  ulAVFSGB_FUSE_TABLE_CKSOFF_b;
+	uint32_t  ulAVFSGB_FUSE_TABLE_CKSON_m1;
+	uint16_t  usAVFSGB_FUSE_TABLE_CKSON_m2;
+	uint32_t  ulAVFSGB_FUSE_TABLE_CKSON_b;
+	uint16_t  usMaxVoltage_0_25mv;
+	uint8_t  ucEnableGB_VDROOP_TABLE_CKSOFF;
+	uint8_t  ucEnableGB_VDROOP_TABLE_CKSON;
+	uint8_t  ucEnableGB_FUSE_TABLE_CKSOFF;
+	uint8_t  ucEnableGB_FUSE_TABLE_CKSON;
+	uint16_t usPSM_Age_ComFactor;
+	uint8_t  ucEnableApplyAVFS_CKS_OFF_Voltage;
+	uint8_t  ucReserved;
+};
+
 extern bool atomctrl_get_pp_assign_pin(struct pp_hwmgr *hwmgr, const uint32_t pinId, pp_atomctrl_gpio_pin_assignment *gpio_pin_assignment);
 extern int atomctrl_get_voltage_evv_on_sclk(struct pp_hwmgr *hwmgr, uint8_t voltage_type, uint32_t sclk, uint16_t virtual_voltage_Id, uint16_t *voltage);
 extern uint32_t atomctrl_get_mpll_reference_clock(struct pp_hwmgr *hwmgr);
@@ -278,5 +307,8 @@ extern int atomctrl_set_ac_timing_ai(struct pp_hwmgr *hwmgr, uint32_t memory_clo
 extern int atomctrl_get_voltage_evv_on_sclk_ai(struct pp_hwmgr *hwmgr, uint8_t voltage_type,
 				uint32_t sclk, uint16_t virtual_voltage_Id, uint16_t *voltage);
 extern int atomctrl_get_smc_sclk_range_table(struct pp_hwmgr *hwmgr, struct pp_atom_ctrl_sclk_range_table *table);
+
+extern int atomctrl_get_avfs_information(struct pp_hwmgr *hwmgr, struct pp_atom_ctrl__avfs_parameters *param);
+
 #endif
 
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c
index 16fed487973b..233eb7f36c1d 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c
@@ -2847,27 +2847,6 @@ static int tonga_setup_default_dpm_tables(struct pp_hwmgr *hwmgr)
 		}
 	}
 
-	/* Initialize Vddc DPM table based on allow Vddc values.  And populate corresponding std values. */
-	for (i = 0; i < allowed_vdd_sclk_table->count; i++) {
-		data->dpm_table.vddc_table.dpm_levels[i].value = allowed_vdd_mclk_table->entries[i].vddc;
-		/* tonga_hwmgr->dpm_table.VddcTable.dpm_levels[i].param1 = stdVoltageTable->entries[i].Leakage; */
-		/* param1 is for corresponding std voltage */
-		data->dpm_table.vddc_table.dpm_levels[i].enabled = 1;
-	}
-	data->dpm_table.vddc_table.count = allowed_vdd_sclk_table->count;
-
-	if (NULL != allowed_vdd_mclk_table) {
-		/* Initialize Vddci DPM table based on allow Mclk values */
-		for (i = 0; i < allowed_vdd_mclk_table->count; i++) {
-			data->dpm_table.vdd_ci_table.dpm_levels[i].value = allowed_vdd_mclk_table->entries[i].vddci;
-			data->dpm_table.vdd_ci_table.dpm_levels[i].enabled = 1;
-			data->dpm_table.mvdd_table.dpm_levels[i].value = allowed_vdd_mclk_table->entries[i].mvdd;
-			data->dpm_table.mvdd_table.dpm_levels[i].enabled = 1;
-		}
-		data->dpm_table.vdd_ci_table.count = allowed_vdd_mclk_table->count;
-		data->dpm_table.mvdd_table.count = allowed_vdd_mclk_table->count;
-	}
-
 	/* setup PCIE gen speed levels*/
 	tonga_setup_default_pcie_tables(hwmgr);
 
@@ -4510,6 +4489,7 @@ int tonga_hwmgr_backend_init(struct pp_hwmgr *hwmgr)
 	data->vdd_ci_control = TONGA_VOLTAGE_CONTROL_NONE;
 	data->vdd_gfx_control = TONGA_VOLTAGE_CONTROL_NONE;
 	data->mvdd_control = TONGA_VOLTAGE_CONTROL_NONE;
+	data->force_pcie_gen = PP_PCIEGenInvalid;
 
 	if (atomctrl_is_voltage_controled_by_gpio_v3(hwmgr,
 				VOLTAGE_TYPE_VDDC, VOLTAGE_OBJ_SVID2)) {
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_pptable.h b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_pptable.h
index 1b44f4e9b8f5..f127198aafc4 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_pptable.h
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_pptable.h
@@ -197,6 +197,22 @@ typedef struct _ATOM_Tonga_SCLK_Dependency_Table {
 	ATOM_Tonga_SCLK_Dependency_Record entries[1];				 /* Dynamically allocate entries. */
 } ATOM_Tonga_SCLK_Dependency_Table;
 
+typedef struct _ATOM_Polaris_SCLK_Dependency_Record {
+	UCHAR  ucVddInd;											/* Base voltage */
+	USHORT usVddcOffset;										/* Offset relative to base voltage */
+	ULONG ulSclk;
+	USHORT usEdcCurrent;
+	UCHAR  ucReliabilityTemperature;
+	UCHAR  ucCKSVOffsetandDisable;			/* Bits 0~6: Voltage offset for CKS, Bit 7: Disable/enable for the SCLK level. */
+	ULONG  ulSclkOffset;
+} ATOM_Polaris_SCLK_Dependency_Record;
+
+typedef struct _ATOM_Polaris_SCLK_Dependency_Table {
+	UCHAR ucRevId;
+	UCHAR ucNumEntries;							/* Number of entries. */
+	ATOM_Polaris_SCLK_Dependency_Record entries[1];				 /* Dynamically allocate entries. */
+} ATOM_Polaris_SCLK_Dependency_Table;
+
 typedef struct _ATOM_Tonga_PCIE_Record {
 	UCHAR ucPCIEGenSpeed;
 	UCHAR usPCIELaneWidth;
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_processpptables.c b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_processpptables.c
index 10e3630ee39d..671fdb4d615a 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_processpptables.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_processpptables.c
@@ -408,41 +408,78 @@ static int get_mclk_voltage_dependency_table(
 static int get_sclk_voltage_dependency_table(
 		struct pp_hwmgr *hwmgr,
 		phm_ppt_v1_clock_voltage_dependency_table **pp_tonga_sclk_dep_table,
-		const ATOM_Tonga_SCLK_Dependency_Table * sclk_dep_table
+		const PPTable_Generic_SubTable_Header *sclk_dep_table
 		)
 {
 	uint32_t table_size, i;
 	phm_ppt_v1_clock_voltage_dependency_table *sclk_table;
 
-	PP_ASSERT_WITH_CODE((0 != sclk_dep_table->ucNumEntries),
-		"Invalid PowerPlay Table!", return -1);
+	if (sclk_dep_table->ucRevId < 1) {
+		const ATOM_Tonga_SCLK_Dependency_Table *tonga_table =
+			    (ATOM_Tonga_SCLK_Dependency_Table *)sclk_dep_table;
 
-	table_size = sizeof(uint32_t) + sizeof(phm_ppt_v1_clock_voltage_dependency_record)
-		* sclk_dep_table->ucNumEntries;
+		PP_ASSERT_WITH_CODE((0 != tonga_table->ucNumEntries),
+			"Invalid PowerPlay Table!", return -1);
 
-	sclk_table = (phm_ppt_v1_clock_voltage_dependency_table *)
-		kzalloc(table_size, GFP_KERNEL);
+		table_size = sizeof(uint32_t) + sizeof(phm_ppt_v1_clock_voltage_dependency_record)
+			* tonga_table->ucNumEntries;
 
-	if (NULL == sclk_table)
-		return -ENOMEM;
+		sclk_table = (phm_ppt_v1_clock_voltage_dependency_table *)
+			kzalloc(table_size, GFP_KERNEL);
 
-	memset(sclk_table, 0x00, table_size);
-
-	sclk_table->count = (uint32_t)sclk_dep_table->ucNumEntries;
-
-	for (i = 0; i < sclk_dep_table->ucNumEntries; i++) {
-		sclk_table->entries[i].vddInd =
-			sclk_dep_table->entries[i].ucVddInd;
-		sclk_table->entries[i].vdd_offset =
-			sclk_dep_table->entries[i].usVddcOffset;
-		sclk_table->entries[i].clk =
-			sclk_dep_table->entries[i].ulSclk;
-		sclk_table->entries[i].cks_enable =
-			(((sclk_dep_table->entries[i].ucCKSVOffsetandDisable & 0x80) >> 7) == 0) ? 1 : 0;
-		sclk_table->entries[i].cks_voffset =
-			(sclk_dep_table->entries[i].ucCKSVOffsetandDisable & 0x7F);
-	}
+		if (NULL == sclk_table)
+			return -ENOMEM;
+
+		memset(sclk_table, 0x00, table_size);
+
+		sclk_table->count = (uint32_t)tonga_table->ucNumEntries;
+
+		for (i = 0; i < tonga_table->ucNumEntries; i++) {
+			sclk_table->entries[i].vddInd =
+				tonga_table->entries[i].ucVddInd;
+			sclk_table->entries[i].vdd_offset =
+				tonga_table->entries[i].usVddcOffset;
+			sclk_table->entries[i].clk =
+				tonga_table->entries[i].ulSclk;
+			sclk_table->entries[i].cks_enable =
+				(((tonga_table->entries[i].ucCKSVOffsetandDisable & 0x80) >> 7) == 0) ? 1 : 0;
+			sclk_table->entries[i].cks_voffset =
+				(tonga_table->entries[i].ucCKSVOffsetandDisable & 0x7F);
+		}
+	} else {
+		const ATOM_Polaris_SCLK_Dependency_Table *polaris_table =
+			    (ATOM_Polaris_SCLK_Dependency_Table *)sclk_dep_table;
+
+		PP_ASSERT_WITH_CODE((0 != polaris_table->ucNumEntries),
+			"Invalid PowerPlay Table!", return -1);
+
+		table_size = sizeof(uint32_t) + sizeof(phm_ppt_v1_clock_voltage_dependency_record)
+			* polaris_table->ucNumEntries;
+
+		sclk_table = (phm_ppt_v1_clock_voltage_dependency_table *)
+			kzalloc(table_size, GFP_KERNEL);
 
+		if (NULL == sclk_table)
+			return -ENOMEM;
+
+		memset(sclk_table, 0x00, table_size);
+
+		sclk_table->count = (uint32_t)polaris_table->ucNumEntries;
+
+		for (i = 0; i < polaris_table->ucNumEntries; i++) {
+			sclk_table->entries[i].vddInd =
+				polaris_table->entries[i].ucVddInd;
+			sclk_table->entries[i].vdd_offset =
+				polaris_table->entries[i].usVddcOffset;
+			sclk_table->entries[i].clk =
+				polaris_table->entries[i].ulSclk;
+			sclk_table->entries[i].cks_enable =
+				(((polaris_table->entries[i].ucCKSVOffsetandDisable & 0x80) >> 7) == 0) ? 1 : 0;
+			sclk_table->entries[i].cks_voffset =
+				(polaris_table->entries[i].ucCKSVOffsetandDisable & 0x7F);
+			sclk_table->entries[i].sclk_offset = polaris_table->entries[i].ulSclkOffset;
+		}
+	}
 	*pp_tonga_sclk_dep_table = sclk_table;
 
 	return 0;
@@ -708,8 +745,8 @@ static int init_clock_voltage_dependency(
 	const ATOM_Tonga_MCLK_Dependency_Table *mclk_dep_table =
 		(const ATOM_Tonga_MCLK_Dependency_Table *)(((unsigned long) powerplay_table) +
 		le16_to_cpu(powerplay_table->usMclkDependencyTableOffset));
-	const ATOM_Tonga_SCLK_Dependency_Table *sclk_dep_table =
-		(const ATOM_Tonga_SCLK_Dependency_Table *)(((unsigned long) powerplay_table) +
+	const PPTable_Generic_SubTable_Header *sclk_dep_table =
+		(const PPTable_Generic_SubTable_Header *)(((unsigned long) powerplay_table) +
 		le16_to_cpu(powerplay_table->usSclkDependencyTableOffset));
 	const ATOM_Tonga_Hard_Limit_Table *pHardLimits =
 		(const ATOM_Tonga_Hard_Limit_Table *)(((unsigned long) powerplay_table) +
@@ -1040,48 +1077,44 @@ int tonga_pp_tables_uninitialize(struct pp_hwmgr *hwmgr)
 	struct phm_ppt_v1_information *pp_table_information =
 		(struct phm_ppt_v1_information *)(hwmgr->pptable);
 
-	if (NULL != hwmgr->soft_pp_table) {
-		kfree(hwmgr->soft_pp_table);
+	if (NULL != hwmgr->soft_pp_table)
 		hwmgr->soft_pp_table = NULL;
-	}
 
-	if (NULL != pp_table_information->vdd_dep_on_sclk)
-		pp_table_information->vdd_dep_on_sclk = NULL;
+	kfree(pp_table_information->vdd_dep_on_sclk);
+	pp_table_information->vdd_dep_on_sclk = NULL;
 
-	if (NULL != pp_table_information->vdd_dep_on_mclk)
-		pp_table_information->vdd_dep_on_mclk = NULL;
+	kfree(pp_table_information->vdd_dep_on_mclk);
+	pp_table_information->vdd_dep_on_mclk = NULL;
 
-	if (NULL != pp_table_information->valid_mclk_values)
-		pp_table_information->valid_mclk_values = NULL;
+	kfree(pp_table_information->valid_mclk_values);
+	pp_table_information->valid_mclk_values = NULL;
 
-	if (NULL != pp_table_information->valid_sclk_values)
-		pp_table_information->valid_sclk_values = NULL;
+	kfree(pp_table_information->valid_sclk_values);
+	pp_table_information->valid_sclk_values = NULL;
 
-	if (NULL != pp_table_information->vddc_lookup_table)
-		pp_table_information->vddc_lookup_table = NULL;
+	kfree(pp_table_information->vddc_lookup_table);
+	pp_table_information->vddc_lookup_table = NULL;
 
-	if (NULL != pp_table_information->vddgfx_lookup_table)
-		pp_table_information->vddgfx_lookup_table = NULL;
+	kfree(pp_table_information->vddgfx_lookup_table);
+	pp_table_information->vddgfx_lookup_table = NULL;
 
-	if (NULL != pp_table_information->mm_dep_table)
-		pp_table_information->mm_dep_table = NULL;
+	kfree(pp_table_information->mm_dep_table);
+	pp_table_information->mm_dep_table = NULL;
 
-	if (NULL != pp_table_information->cac_dtp_table)
-		pp_table_information->cac_dtp_table = NULL;
+	kfree(pp_table_information->cac_dtp_table);
+	pp_table_information->cac_dtp_table = NULL;
 
-	if (NULL != hwmgr->dyn_state.cac_dtp_table)
-		hwmgr->dyn_state.cac_dtp_table = NULL;
+	kfree(hwmgr->dyn_state.cac_dtp_table);
+	hwmgr->dyn_state.cac_dtp_table = NULL;
 
-	if (NULL != pp_table_information->ppm_parameter_table)
-		pp_table_information->ppm_parameter_table = NULL;
+	kfree(pp_table_information->ppm_parameter_table);
+	pp_table_information->ppm_parameter_table = NULL;
 
-	if (NULL != pp_table_information->pcie_table)
-		pp_table_information->pcie_table = NULL;
+	kfree(pp_table_information->pcie_table);
+	pp_table_information->pcie_table = NULL;
 
-	if (NULL != hwmgr->pptable) {
-		kfree(hwmgr->pptable);
-		hwmgr->pptable = NULL;
-	}
+	kfree(hwmgr->pptable);
+	hwmgr->pptable = NULL;
 
 	return result;
 }
diff --git a/drivers/gpu/drm/amd/powerplay/inc/polaris10_ppsmc.h b/drivers/gpu/drm/amd/powerplay/inc/polaris10_ppsmc.h
index 0c6a413eaa5b..d41d37ab5b7c 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/polaris10_ppsmc.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/polaris10_ppsmc.h
@@ -27,6 +27,7 @@
 
 #pragma pack(push, 1)
 
+#define PPSMC_MSG_SetGBDroopSettings          ((uint16_t) 0x305)
 
 #define PPSMC_SWSTATE_FLAG_DC                           0x01
 #define PPSMC_SWSTATE_FLAG_UVD                          0x02
diff --git a/drivers/gpu/drm/amd/powerplay/inc/pp_acpi.h b/drivers/gpu/drm/amd/powerplay/inc/pp_acpi.h
index 3bd5e69b9045..3df5de2cdab0 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/pp_acpi.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/pp_acpi.h
@@ -26,3 +26,4 @@ extern bool acpi_atcs_functions_supported(void *device,
 extern int acpi_pcie_perf_request(void *device,
 						uint8_t perf_req,
 						bool advertise);
+extern bool acpi_atcs_notify_pcie_device_ready(void *device);
diff --git a/drivers/gpu/drm/amd/powerplay/inc/smu74.h b/drivers/gpu/drm/amd/powerplay/inc/smu74.h
index 1a12d85b8e97..fd10a9fa843d 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/smu74.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/smu74.h
@@ -34,6 +34,30 @@
 #define SMU__NUM_LCLK_DPM_LEVELS 8
 #define SMU__NUM_PCIE_DPM_LEVELS 8
 
+#define EXP_M1  35
+#define EXP_M2  92821
+#define EXP_B   66629747
+
+#define EXP_M1_1  365
+#define EXP_M2_1  658700
+#define EXP_B_1   305506134
+
+#define EXP_M1_2  189
+#define EXP_M2_2  379692
+#define EXP_B_2   194609469
+
+#define EXP_M1_3  99
+#define EXP_M2_3  217915
+#define EXP_B_3   122255994
+
+#define EXP_M1_4  51
+#define EXP_M2_4  122643
+#define EXP_B_4   74893384
+
+#define EXP_M1_5  423
+#define EXP_M2_5  1103326
+#define EXP_B_5   728122621
+
 enum SID_OPTION {
 	SID_OPTION_HI,
 	SID_OPTION_LO,
@@ -548,20 +572,20 @@ struct SMU74_Firmware_Header {
 	uint32_t CacConfigTable;
 	uint32_t CacStatusTable;
 
-
 	uint32_t mcRegisterTable;
 
-
 	uint32_t mcArbDramTimingTable;
 
-
-
-
 	uint32_t PmFuseTable;
 	uint32_t Globals;
 	uint32_t ClockStretcherTable;
 	uint32_t VftTable;
-	uint32_t Reserved[21];
+	uint32_t Reserved1;
+	uint32_t AvfsTable;
+	uint32_t AvfsCksOffGbvTable;
+	uint32_t AvfsMeanNSigma;
+	uint32_t AvfsSclkOffsetTable;
+	uint32_t Reserved[16];
 	uint32_t Signature;
 };
 
@@ -701,8 +725,6 @@ VR Config info is contained in dpmTable.VRConfig */
 struct SMU_ClockStretcherDataTableEntry {
 	uint8_t minVID;
 	uint8_t maxVID;
-
-
 	uint16_t setting;
 };
 typedef struct SMU_ClockStretcherDataTableEntry SMU_ClockStretcherDataTableEntry;
@@ -769,6 +791,43 @@ struct VFT_TABLE_t {
 typedef struct VFT_TABLE_t VFT_TABLE_t;
 
 
+/* Total margin, root mean square of Fmax + DC + Platform */
+struct AVFS_Margin_t {
+	VFT_CELL_t Cell[NUM_VFT_COLUMNS];
+};
+typedef struct AVFS_Margin_t AVFS_Margin_t;
+
+#define BTCGB_VDROOP_TABLE_MAX_ENTRIES 2
+#define AVFSGB_VDROOP_TABLE_MAX_ENTRIES 2
+
+struct GB_VDROOP_TABLE_t {
+	int32_t a0;
+	int32_t a1;
+	int32_t a2;
+	uint32_t spare;
+};
+typedef struct GB_VDROOP_TABLE_t GB_VDROOP_TABLE_t;
+
+struct AVFS_CksOff_Gbv_t {
+	VFT_CELL_t Cell[NUM_VFT_COLUMNS];
+};
+typedef struct AVFS_CksOff_Gbv_t AVFS_CksOff_Gbv_t;
+
+struct AVFS_meanNsigma_t {
+	uint32_t Aconstant[3];
+	uint16_t DC_tol_sigma;
+	uint16_t Platform_mean;
+	uint16_t Platform_sigma;
+	uint16_t PSM_Age_CompFactor;
+	uint8_t  Static_Voltage_Offset[NUM_VFT_COLUMNS];
+};
+typedef struct AVFS_meanNsigma_t AVFS_meanNsigma_t;
+
+struct AVFS_Sclk_Offset_t {
+	uint16_t Sclk_Offset[8];
+};
+typedef struct AVFS_Sclk_Offset_t AVFS_Sclk_Offset_t;
+
 #endif
 
 
diff --git a/drivers/gpu/drm/amd/powerplay/inc/smu74_discrete.h b/drivers/gpu/drm/amd/powerplay/inc/smu74_discrete.h
index 0dfe82336dc7..b85ff5400e57 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/smu74_discrete.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/smu74_discrete.h
@@ -223,6 +223,16 @@ struct SMU74_Discrete_StateInfo {
 
 typedef struct SMU74_Discrete_StateInfo SMU74_Discrete_StateInfo;
 
+struct SMU_QuadraticCoeffs {
+	int32_t m1;
+	uint32_t b;
+
+	int16_t m2;
+	uint8_t m1_shift;
+	uint8_t m2_shift;
+};
+typedef struct SMU_QuadraticCoeffs SMU_QuadraticCoeffs;
+
 struct SMU74_Discrete_DpmTable {
 
 	SMU74_PIDController                  GraphicsPIDController;
@@ -258,7 +268,14 @@ struct SMU74_Discrete_DpmTable {
 	uint8_t                             ThermOutPolarity;
 	uint8_t                             ThermOutMode;
 	uint8_t                             BootPhases;
-	uint32_t                            Reserved[4];
+
+	uint8_t                             VRHotLevel;
+	uint8_t                             Reserved1[3];
+	uint16_t                            FanStartTemperature;
+	uint16_t                            FanStopTemperature;
+	uint16_t                            MaxVoltage;
+	uint16_t                            Reserved2;
+	uint32_t                            Reserved[1];
 
 	SMU74_Discrete_GraphicsLevel        GraphicsLevel[SMU74_MAX_LEVELS_GRAPHICS];
 	SMU74_Discrete_MemoryLevel          MemoryACPILevel;
@@ -347,6 +364,8 @@ struct SMU74_Discrete_DpmTable {
 
 	uint32_t                            CurrSclkPllRange;
 	sclkFcwRange_t                      SclkFcwRangeTable[NUM_SCLK_RANGE];
+	GB_VDROOP_TABLE_t                   BTCGB_VDROOP_TABLE[BTCGB_VDROOP_TABLE_MAX_ENTRIES];
+	SMU_QuadraticCoeffs                 AVFSGB_VDROOP_TABLE[AVFSGB_VDROOP_TABLE_MAX_ENTRIES];
 };
 
 typedef struct SMU74_Discrete_DpmTable SMU74_Discrete_DpmTable;
@@ -550,16 +569,6 @@ struct SMU7_AcpiScoreboard {
 
 typedef struct SMU7_AcpiScoreboard SMU7_AcpiScoreboard;
 
-struct SMU_QuadraticCoeffs {
-	int32_t m1;
-	uint32_t b;
-
-	int16_t m2;
-	uint8_t m1_shift;
-	uint8_t m2_shift;
-};
-typedef struct SMU_QuadraticCoeffs SMU_QuadraticCoeffs;
-
 struct SMU74_Discrete_PmFuses {
 	uint8_t BapmVddCVidHiSidd[8];
 	uint8_t BapmVddCVidLoSidd[8];
@@ -821,6 +830,17 @@ typedef struct SMU7_GfxCuPgScoreboard SMU7_GfxCuPgScoreboard;
 #define DB_PCC_SHIFT 26 
 #define DB_EDC_SHIFT 27
 
+#define BTCGB0_Vdroop_Enable_MASK  0x1
+#define BTCGB1_Vdroop_Enable_MASK  0x2
+#define AVFSGB0_Vdroop_Enable_MASK 0x4
+#define AVFSGB1_Vdroop_Enable_MASK 0x8
+
+#define BTCGB0_Vdroop_Enable_SHIFT  0
+#define BTCGB1_Vdroop_Enable_SHIFT  1
+#define AVFSGB0_Vdroop_Enable_SHIFT 2
+#define AVFSGB1_Vdroop_Enable_SHIFT 3
+
+
 #pragma pack(pop)
 
 
diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/fiji_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/fiji_smumgr.c
index 673a75c74e18..8e52a2e82db5 100644
--- a/drivers/gpu/drm/amd/powerplay/smumgr/fiji_smumgr.c
+++ b/drivers/gpu/drm/amd/powerplay/smumgr/fiji_smumgr.c
@@ -1006,10 +1006,16 @@ static int fiji_smu_init(struct pp_smumgr *smumgr)
 
 static int fiji_smu_fini(struct pp_smumgr *smumgr)
 {
+	struct fiji_smumgr *priv = (struct fiji_smumgr *)(smumgr->backend);
+
+	smu_free_memory(smumgr->device, (void *)priv->header_buffer.handle);
+
 	if (smumgr->backend) {
 		kfree(smumgr->backend);
 		smumgr->backend = NULL;
 	}
+
+	cgs_rel_firmware(smumgr->device, CGS_UCODE_ID_SMU);
 	return 0;
 }
 
diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c
index de618ead9db8..5dba7c509710 100644
--- a/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c
+++ b/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c
@@ -52,19 +52,18 @@
 static const SMU74_Discrete_GraphicsLevel avfs_graphics_level_polaris10[8] = {
 	/*  Min      pcie   DeepSleep Activity  CgSpll      CgSpll    CcPwr  CcPwr  Sclk         Enabled      Enabled                       Voltage    Power */
 	/* Voltage, DpmLevel, DivId,  Level,  FuncCntl3,  FuncCntl4,  DynRm, DynRm1 Did, Padding,ForActivity, ForThrottle, UpHyst, DownHyst, DownHyst, Throttle */
-	{ 0x3c0fd047, 0x00, 0x03, 0x1e00, 0x00200410, 0x87020000, 0, 0, 0x16, 0, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, { 0x30750000, 0, 0, 0, 0, 0, 0, 0 } },
-	{ 0xa00fd047, 0x01, 0x04, 0x1e00, 0x00800510, 0x87020000, 0, 0, 0x16, 0, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, { 0x409c0000, 0, 0, 0, 0, 0, 0, 0 } },
-	{ 0x0410d047, 0x01, 0x00, 0x1e00, 0x00600410, 0x87020000, 0, 0, 0x0e, 0, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, { 0x50c30000, 0, 0, 0, 0, 0, 0, 0 } },
-	{ 0x6810d047, 0x01, 0x00, 0x1e00, 0x00800410, 0x87020000, 0, 0, 0x0c, 0, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, { 0x60ea0000, 0, 0, 0, 0, 0, 0, 0 } },
-	{ 0xcc10d047, 0x01, 0x00, 0x1e00, 0x00e00410, 0x87020000, 0, 0, 0x0c, 0, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, { 0xe8fd0000, 0, 0, 0, 0, 0, 0, 0 } },
-	{ 0x3011d047, 0x01, 0x00, 0x1e00, 0x00400510, 0x87020000, 0, 0, 0x0c, 0, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, { 0x70110100, 0, 0, 0, 0, 0, 0, 0 } },
-	{ 0x9411d047, 0x01, 0x00, 0x1e00, 0x00a00510, 0x87020000, 0, 0, 0x0c, 0, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, { 0xf8240100, 0, 0, 0, 0, 0, 0, 0 } },
-	{ 0xf811d047, 0x01, 0x00, 0x1e00, 0x00000610, 0x87020000, 0, 0, 0x0c, 0, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, { 0x80380100, 0, 0, 0, 0, 0, 0, 0 } }
+	{ 0x100ea446, 0x00, 0x03, 0x3200, 0, 0, 0, 0, 0, 0, 0x01, 0x01, 0x0a, 0x00, 0x00, 0x00, { 0x30750000, 0x3000, 0, 0x2600, 0, 0, 0x0004, 0x8f02, 0xffff, 0x2f00, 0x300e, 0x2700 } },
+	{ 0x400ea446, 0x01, 0x04, 0x3200, 0, 0, 0, 0, 0, 0, 0x01, 0x01, 0x0a, 0x00, 0x00, 0x00, { 0x409c0000, 0x2000, 0, 0x1e00, 1, 1, 0x0004, 0x8300, 0xffff, 0x1f00, 0xcb5e, 0x1a00 } },
+	{ 0x740ea446, 0x01, 0x00, 0x3200, 0, 0, 0, 0, 0, 0, 0x01, 0x01, 0x0a, 0x00, 0x00, 0x00, { 0x50c30000, 0x2800, 0, 0x2000, 1, 1, 0x0004, 0x0c02, 0xffff, 0x2700, 0x6433, 0x2100 } },
+	{ 0xa40ea446, 0x01, 0x00, 0x3200, 0, 0, 0, 0, 0, 0, 0x01, 0x01, 0x0a, 0x00, 0x00, 0x00, { 0x60ea0000, 0x3000, 0, 0x2600, 1, 1, 0x0004, 0x8f02, 0xffff, 0x2f00, 0x300e, 0x2700 } },
+	{ 0xd80ea446, 0x01, 0x00, 0x3200, 0, 0, 0, 0, 0, 0, 0x01, 0x01, 0x0a, 0x00, 0x00, 0x00, { 0x70110100, 0x3800, 0, 0x2c00, 1, 1, 0x0004, 0x1203, 0xffff, 0x3600, 0xc9e2, 0x2e00 } },
+	{ 0x3c0fa446, 0x01, 0x00, 0x3200, 0, 0, 0, 0, 0, 0, 0x01, 0x01, 0x0a, 0x00, 0x00, 0x00, { 0x80380100, 0x2000, 0, 0x1e00, 2, 1, 0x0004, 0x8300, 0xffff, 0x1f00, 0xcb5e, 0x1a00 } },
+	{ 0x6c0fa446, 0x01, 0x00, 0x3200, 0, 0, 0, 0, 0, 0, 0x01, 0x01, 0x0a, 0x00, 0x00, 0x00, { 0x905f0100, 0x2400, 0, 0x1e00, 2, 1, 0x0004, 0x8901, 0xffff, 0x2300, 0x314c, 0x1d00 } },
+	{ 0xa00fa446, 0x01, 0x00, 0x3200, 0, 0, 0, 0, 0, 0, 0x01, 0x01, 0x0a, 0x00, 0x00, 0x00, { 0xa0860100, 0x2800, 0, 0x2000, 2, 1, 0x0004, 0x0c02, 0xffff, 0x2700, 0x6433, 0x2100 } }
 };
 
 static const SMU74_Discrete_MemoryLevel avfs_memory_level_polaris10 =
-	{0x50140000, 0x50140000, 0x00320000, 0x00, 0x00,
-	 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x0000, 0x00, 0x00};
+	{0x100ea446, 0, 0x30750000, 0x01, 0x01, 0x01, 0x00, 0x00, 0x64, 0x00, 0x00, 0x1f00, 0x00, 0x00};
 
 /**
 * Set the address for reading/writing the SMC SRAM space.
@@ -219,6 +218,18 @@ bool polaris10_is_smc_ram_running(struct pp_smumgr *smumgr)
 	&& (0x20100 <= cgs_read_ind_register(smumgr->device, CGS_IND_REG__SMC, ixSMC_PC_C)));
 }
 
+static bool polaris10_is_hw_avfs_present(struct pp_smumgr *smumgr)
+{
+	uint32_t efuse;
+
+	efuse = cgs_read_ind_register(smumgr->device, CGS_IND_REG__SMC, ixSMU_EFUSE_0 + (49*4));
+	efuse &= 0x00000001;
+	if (efuse)
+		return true;
+
+	return false;
+}
+
 /**
 * Send a message to the SMC, and wait for its response.
 *
@@ -228,21 +239,27 @@ bool polaris10_is_smc_ram_running(struct pp_smumgr *smumgr)
 */
 int polaris10_send_msg_to_smc(struct pp_smumgr *smumgr, uint16_t msg)
 {
+	int ret;
+
 	if (!polaris10_is_smc_ram_running(smumgr))
 		return -1;
 
+
 	SMUM_WAIT_FIELD_UNEQUAL(smumgr, SMC_RESP_0, SMC_RESP, 0);
 
-	if (1 != SMUM_READ_FIELD(smumgr->device, SMC_RESP_0, SMC_RESP))
-		printk("Failed to send Previous Message.\n");
+	ret = SMUM_READ_FIELD(smumgr->device, SMC_RESP_0, SMC_RESP);
 
+	if (ret != 1)
+		printk("\n failed to send pre message %x ret is %d \n",  msg, ret);
 
 	cgs_write_register(smumgr->device, mmSMC_MESSAGE_0, msg);
 
 	SMUM_WAIT_FIELD_UNEQUAL(smumgr, SMC_RESP_0, SMC_RESP, 0);
 
-	if (1 != SMUM_READ_FIELD(smumgr->device, SMC_RESP_0, SMC_RESP))
-		printk("Failed to send Message.\n");
+	ret = SMUM_READ_FIELD(smumgr->device, SMC_RESP_0, SMC_RESP);
+
+	if (ret != 1)
+		printk("\n failed to send message %x ret is %d \n",  msg, ret);
 
 	return 0;
 }
@@ -469,6 +486,7 @@ int polaris10_smu_fini(struct pp_smumgr *smumgr)
 		kfree(smumgr->backend);
 		smumgr->backend = NULL;
 	}
+	cgs_rel_firmware(smumgr->device, CGS_UCODE_ID_SMU);
 	return 0;
 }
 
@@ -952,6 +970,11 @@ static int polaris10_smu_init(struct pp_smumgr *smumgr)
 		(cgs_handle_t)smu_data->smu_buffer.handle);
 		return -1;);
 
+	if (polaris10_is_hw_avfs_present(smumgr))
+		smu_data->avfs.avfs_btc_status = AVFS_BTC_BOOT;
+	else
+		smu_data->avfs.avfs_btc_status = AVFS_BTC_NOTSUPPORTED;
+
 	return 0;
 }
 
diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/smumgr.c
index c483baf6b4fb..0728c1e3d97a 100644
--- a/drivers/gpu/drm/amd/powerplay/smumgr/smumgr.c
+++ b/drivers/gpu/drm/amd/powerplay/smumgr/smumgr.c
@@ -81,6 +81,7 @@ int smum_init(struct amd_pp_init *pp_init, struct pp_instance *handle)
 
 int smum_fini(struct pp_smumgr *smumgr)
 {
+	kfree(smumgr->device);
 	kfree(smumgr);
 	return 0;
 }
diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/tonga_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/tonga_smumgr.c
index 32820b680d88..b22722eabafc 100644
--- a/drivers/gpu/drm/amd/powerplay/smumgr/tonga_smumgr.c
+++ b/drivers/gpu/drm/amd/powerplay/smumgr/tonga_smumgr.c
@@ -328,10 +328,17 @@ int tonga_write_smc_sram_dword(struct pp_smumgr *smumgr,
 
 static int tonga_smu_fini(struct pp_smumgr *smumgr)
 {
+	struct tonga_smumgr *priv = (struct tonga_smumgr *)(smumgr->backend);
+
+	smu_free_memory(smumgr->device, (void *)priv->smu_buffer.handle);
+	smu_free_memory(smumgr->device, (void *)priv->header_buffer.handle);
+
 	if (smumgr->backend != NULL) {
 		kfree(smumgr->backend);
 		smumgr->backend = NULL;
 	}
+
+	cgs_rel_firmware(smumgr->device, CGS_UCODE_ID_SMU);
 	return 0;
 }
 
diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c
index 473a475f27b1..6119b5085501 100644
--- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c
+++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c
@@ -254,9 +254,10 @@ int atmel_hlcdc_create_outputs(struct drm_device *dev)
 		if (!ret)
 			ret = atmel_hlcdc_check_endpoint(dev, &ep);
 
-		of_node_put(ep_np);
-		if (ret)
+		if (ret) {
+			of_node_put(ep_np);
 			return ret;
+		}
 	}
 
 	for_each_endpoint_of_node(dev->dev->of_node, ep_np) {
@@ -264,9 +265,10 @@ int atmel_hlcdc_create_outputs(struct drm_device *dev)
 		if (!ret)
 			ret = atmel_hlcdc_attach_endpoint(dev, &ep);
 
-		of_node_put(ep_np);
-		if (ret)
+		if (ret) {
+			of_node_put(ep_np);
 			return ret;
+		}
 	}
 
 	return 0;
diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c
index aef3ca8a81fa..016c191221f3 100644
--- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c
+++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c
@@ -339,6 +339,8 @@ atmel_hlcdc_plane_update_pos_and_size(struct atmel_hlcdc_plane *plane,
 
 		atmel_hlcdc_layer_update_cfg(&plane->layer, 13, 0xffffffff,
 					     factor_reg);
+	} else {
+		atmel_hlcdc_layer_update_cfg(&plane->layer, 13, 0xffffffff, 0);
 	}
 }
 
diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c
index d99ab2f6663f..3cee084e9d28 100644
--- a/drivers/gpu/drm/drm_atomic.c
+++ b/drivers/gpu/drm/drm_atomic.c
@@ -1299,14 +1299,39 @@ EXPORT_SYMBOL(drm_atomic_add_affected_planes);
  */
 void drm_atomic_legacy_backoff(struct drm_atomic_state *state)
 {
+	struct drm_device *dev = state->dev;
+	unsigned crtc_mask = 0;
+	struct drm_crtc *crtc;
 	int ret;
+	bool global = false;
+
+	drm_for_each_crtc(crtc, dev) {
+		if (crtc->acquire_ctx != state->acquire_ctx)
+			continue;
+
+		crtc_mask |= drm_crtc_mask(crtc);
+		crtc->acquire_ctx = NULL;
+	}
+
+	if (WARN_ON(dev->mode_config.acquire_ctx == state->acquire_ctx)) {
+		global = true;
+
+		dev->mode_config.acquire_ctx = NULL;
+	}
 
 retry:
 	drm_modeset_backoff(state->acquire_ctx);
 
-	ret = drm_modeset_lock_all_ctx(state->dev, state->acquire_ctx);
+	ret = drm_modeset_lock_all_ctx(dev, state->acquire_ctx);
 	if (ret)
 		goto retry;
+
+	drm_for_each_crtc(crtc, dev)
+		if (drm_crtc_mask(crtc) & crtc_mask)
+			crtc->acquire_ctx = state->acquire_ctx;
+
+	if (global)
+		dev->mode_config.acquire_ctx = state->acquire_ctx;
 }
 EXPORT_SYMBOL(drm_atomic_legacy_backoff);
 
diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c
index d61591274ff6..604d3ef72ffa 100644
--- a/drivers/gpu/drm/drm_crtc_helper.c
+++ b/drivers/gpu/drm/drm_crtc_helper.c
@@ -531,11 +531,11 @@ drm_crtc_helper_disable(struct drm_crtc *crtc)
 int drm_crtc_helper_set_config(struct drm_mode_set *set)
 {
 	struct drm_device *dev;
-	struct drm_crtc *new_crtc;
-	struct drm_encoder *save_encoders, *new_encoder, *encoder;
+	struct drm_crtc **save_encoder_crtcs, *new_crtc;
+	struct drm_encoder **save_connector_encoders, *new_encoder, *encoder;
 	bool mode_changed = false; /* if true do a full mode set */
 	bool fb_changed = false; /* if true and !mode_changed just do a flip */
-	struct drm_connector *save_connectors, *connector;
+	struct drm_connector *connector;
 	int count = 0, ro, fail = 0;
 	const struct drm_crtc_helper_funcs *crtc_funcs;
 	struct drm_mode_set save_set;
@@ -577,15 +577,15 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
 	 * Allocate space for the backup of all (non-pointer) encoder and
 	 * connector data.
 	 */
-	save_encoders = kzalloc(dev->mode_config.num_encoder *
-				sizeof(struct drm_encoder), GFP_KERNEL);
-	if (!save_encoders)
+	save_encoder_crtcs = kzalloc(dev->mode_config.num_encoder *
+				sizeof(struct drm_crtc *), GFP_KERNEL);
+	if (!save_encoder_crtcs)
 		return -ENOMEM;
 
-	save_connectors = kzalloc(dev->mode_config.num_connector *
-				sizeof(struct drm_connector), GFP_KERNEL);
-	if (!save_connectors) {
-		kfree(save_encoders);
+	save_connector_encoders = kzalloc(dev->mode_config.num_connector *
+				sizeof(struct drm_encoder *), GFP_KERNEL);
+	if (!save_connector_encoders) {
+		kfree(save_encoder_crtcs);
 		return -ENOMEM;
 	}
 
@@ -596,12 +596,12 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
 	 */
 	count = 0;
 	drm_for_each_encoder(encoder, dev) {
-		save_encoders[count++] = *encoder;
+		save_encoder_crtcs[count++] = encoder->crtc;
 	}
 
 	count = 0;
 	drm_for_each_connector(connector, dev) {
-		save_connectors[count++] = *connector;
+		save_connector_encoders[count++] = connector->encoder;
 	}
 
 	save_set.crtc = set->crtc;
@@ -634,8 +634,12 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
 		mode_changed = true;
 	}
 
-	/* take a reference on all connectors in set */
+	/* take a reference on all unbound connectors in set, reuse the
+	 * already taken reference for bound connectors
+	 */
 	for (ro = 0; ro < set->num_connectors; ro++) {
+		if (set->connectors[ro]->encoder)
+			continue;
 		drm_connector_reference(set->connectors[ro]);
 	}
 
@@ -757,30 +761,28 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
 		}
 	}
 
-	/* after fail drop reference on all connectors in save set */
-	count = 0;
-	drm_for_each_connector(connector, dev) {
-		drm_connector_unreference(&save_connectors[count++]);
-	}
-
-	kfree(save_connectors);
-	kfree(save_encoders);
+	kfree(save_connector_encoders);
+	kfree(save_encoder_crtcs);
 	return 0;
 
 fail:
 	/* Restore all previous data. */
 	count = 0;
 	drm_for_each_encoder(encoder, dev) {
-		*encoder = save_encoders[count++];
+		encoder->crtc = save_encoder_crtcs[count++];
 	}
 
 	count = 0;
 	drm_for_each_connector(connector, dev) {
-		*connector = save_connectors[count++];
+		connector->encoder = save_connector_encoders[count++];
 	}
 
-	/* after fail drop reference on all connectors in set */
+	/* after fail drop reference on all unbound connectors in set, let
+	 * bound connectors keep their reference
+	 */
 	for (ro = 0; ro < set->num_connectors; ro++) {
+		if (set->connectors[ro]->encoder)
+			continue;
 		drm_connector_unreference(set->connectors[ro]);
 	}
 
@@ -790,8 +792,8 @@ fail:
 				      save_set.y, save_set.fb))
 		DRM_ERROR("failed to restore config after modeset failure\n");
 
-	kfree(save_connectors);
-	kfree(save_encoders);
+	kfree(save_connector_encoders);
+	kfree(save_encoder_crtcs);
 	return ret;
 }
 EXPORT_SYMBOL(drm_crtc_helper_set_config);
diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c
index a13edf5de2d6..6537908050d7 100644
--- a/drivers/gpu/drm/drm_dp_mst_topology.c
+++ b/drivers/gpu/drm/drm_dp_mst_topology.c
@@ -2927,11 +2927,9 @@ static void drm_dp_destroy_connector_work(struct work_struct *work)
 		drm_dp_port_teardown_pdt(port, port->pdt);
 
 		if (!port->input && port->vcpi.vcpi > 0) {
-			if (mgr->mst_state) {
-				drm_dp_mst_reset_vcpi_slots(mgr, port);
-				drm_dp_update_payload_part1(mgr);
-				drm_dp_mst_put_payload_id(mgr, port->vcpi.vcpi);
-			}
+			drm_dp_mst_reset_vcpi_slots(mgr, port);
+			drm_dp_update_payload_part1(mgr);
+			drm_dp_mst_put_payload_id(mgr, port->vcpi.vcpi);
 		}
 
 		kref_put(&port->kref, drm_dp_free_mst_port);
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_iommu.c b/drivers/gpu/drm/etnaviv/etnaviv_iommu.c
index 522cfd447892..16353ee81651 100644
--- a/drivers/gpu/drm/etnaviv/etnaviv_iommu.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_iommu.c
@@ -225,6 +225,7 @@ struct iommu_domain *etnaviv_iommu_domain_alloc(struct etnaviv_gpu *gpu)
 
 	etnaviv_domain->domain.type = __IOMMU_DOMAIN_PAGING;
 	etnaviv_domain->domain.ops = &etnaviv_iommu_ops.ops;
+	etnaviv_domain->domain.pgsize_bitmap = SZ_4K;
 	etnaviv_domain->domain.geometry.aperture_start = GPU_MEM_START;
 	etnaviv_domain->domain.geometry.aperture_end = GPU_MEM_START + PT_ENTRIES * SZ_4K - 1;
 
diff --git a/drivers/gpu/drm/exynos/exynos7_drm_decon.c b/drivers/gpu/drm/exynos/exynos7_drm_decon.c
index f6223f907c15..7f9901b7777b 100644
--- a/drivers/gpu/drm/exynos/exynos7_drm_decon.c
+++ b/drivers/gpu/drm/exynos/exynos7_drm_decon.c
@@ -31,7 +31,6 @@
 #include "exynos_drm_plane.h"
 #include "exynos_drm_drv.h"
 #include "exynos_drm_fb.h"
-#include "exynos_drm_fbdev.h"
 #include "exynos_drm_iommu.h"
 
 /*
diff --git a/drivers/gpu/drm/exynos/exynos_dp.c b/drivers/gpu/drm/exynos/exynos_dp.c
index 468498e3fec1..4c1fb3f8b5a6 100644
--- a/drivers/gpu/drm/exynos/exynos_dp.c
+++ b/drivers/gpu/drm/exynos/exynos_dp.c
@@ -34,7 +34,7 @@
 
 struct exynos_dp_device {
 	struct drm_encoder         encoder;
-	struct drm_connector       connector;
+	struct drm_connector       *connector;
 	struct drm_bridge          *ptn_bridge;
 	struct drm_device          *drm_dev;
 	struct device              *dev;
@@ -70,7 +70,7 @@ static int exynos_dp_poweroff(struct analogix_dp_plat_data *plat_data)
 static int exynos_dp_get_modes(struct analogix_dp_plat_data *plat_data)
 {
 	struct exynos_dp_device *dp = to_dp(plat_data);
-	struct drm_connector *connector = &dp->connector;
+	struct drm_connector *connector = dp->connector;
 	struct drm_display_mode *mode;
 	int num_modes = 0;
 
@@ -103,6 +103,7 @@ static int exynos_dp_bridge_attach(struct analogix_dp_plat_data *plat_data,
 	int ret;
 
 	drm_connector_register(connector);
+	dp->connector = connector;
 
 	/* Pre-empt DP connector creation if there's a bridge */
 	if (dp->ptn_bridge) {
diff --git a/drivers/gpu/drm/exynos/exynos_drm_core.c b/drivers/gpu/drm/exynos/exynos_drm_core.c
index 011211e4167d..edbd98ff293e 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_core.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_core.c
@@ -15,7 +15,6 @@
 #include <drm/drmP.h>
 #include "exynos_drm_drv.h"
 #include "exynos_drm_crtc.h"
-#include "exynos_drm_fbdev.h"
 
 static LIST_HEAD(exynos_drm_subdrv_list);
 
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
index 3efe1aa89416..d47216488985 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
@@ -30,7 +30,6 @@
 
 #include "exynos_drm_drv.h"
 #include "exynos_drm_fb.h"
-#include "exynos_drm_fbdev.h"
 #include "exynos_drm_crtc.h"
 #include "exynos_drm_plane.h"
 #include "exynos_drm_iommu.h"
@@ -120,7 +119,6 @@ static struct fimd_driver_data s3c64xx_fimd_driver_data = {
 	.timing_base = 0x0,
 	.has_clksel = 1,
 	.has_limited_fmt = 1,
-	.has_hw_trigger = 1,
 };
 
 static struct fimd_driver_data exynos3_fimd_driver_data = {
@@ -171,14 +169,11 @@ static struct fimd_driver_data exynos5420_fimd_driver_data = {
 	.lcdblk_vt_shift = 24,
 	.lcdblk_bypass_shift = 15,
 	.lcdblk_mic_bypass_shift = 11,
-	.trg_type = I80_HW_TRG,
 	.has_shadowcon = 1,
 	.has_vidoutcon = 1,
 	.has_vtsel = 1,
 	.has_mic_bypass = 1,
 	.has_dp_clk = 1,
-	.has_hw_trigger = 1,
-	.has_trigger_per_te = 1,
 };
 
 struct fimd_context {
diff --git a/drivers/gpu/drm/exynos/exynos_drm_g2d.c b/drivers/gpu/drm/exynos/exynos_drm_g2d.c
index 493552368295..8564c3da0d22 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_g2d.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_g2d.c
@@ -48,13 +48,13 @@
 
 /* registers for base address */
 #define G2D_SRC_BASE_ADDR		0x0304
-#define G2D_SRC_STRIDE_REG		0x0308
+#define G2D_SRC_STRIDE			0x0308
 #define G2D_SRC_COLOR_MODE		0x030C
 #define G2D_SRC_LEFT_TOP		0x0310
 #define G2D_SRC_RIGHT_BOTTOM		0x0314
 #define G2D_SRC_PLANE2_BASE_ADDR	0x0318
 #define G2D_DST_BASE_ADDR		0x0404
-#define G2D_DST_STRIDE_REG		0x0408
+#define G2D_DST_STRIDE			0x0408
 #define G2D_DST_COLOR_MODE		0x040C
 #define G2D_DST_LEFT_TOP		0x0410
 #define G2D_DST_RIGHT_BOTTOM		0x0414
@@ -563,7 +563,7 @@ static enum g2d_reg_type g2d_get_reg_type(int reg_offset)
 
 	switch (reg_offset) {
 	case G2D_SRC_BASE_ADDR:
-	case G2D_SRC_STRIDE_REG:
+	case G2D_SRC_STRIDE:
 	case G2D_SRC_COLOR_MODE:
 	case G2D_SRC_LEFT_TOP:
 	case G2D_SRC_RIGHT_BOTTOM:
@@ -573,7 +573,7 @@ static enum g2d_reg_type g2d_get_reg_type(int reg_offset)
 		reg_type = REG_TYPE_SRC_PLANE2;
 		break;
 	case G2D_DST_BASE_ADDR:
-	case G2D_DST_STRIDE_REG:
+	case G2D_DST_STRIDE:
 	case G2D_DST_COLOR_MODE:
 	case G2D_DST_LEFT_TOP:
 	case G2D_DST_RIGHT_BOTTOM:
@@ -968,8 +968,8 @@ static int g2d_check_reg_offset(struct device *dev,
 			} else
 				buf_info->types[reg_type] = BUF_TYPE_GEM;
 			break;
-		case G2D_SRC_STRIDE_REG:
-		case G2D_DST_STRIDE_REG:
+		case G2D_SRC_STRIDE:
+		case G2D_DST_STRIDE:
 			if (for_addr)
 				goto err;
 
diff --git a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.c b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.c
index 33727d5d826a..7655c8c62c65 100644
--- a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.c
+++ b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.c
@@ -42,9 +42,10 @@ static const struct regmap_config fsl_dcu_regmap_config = {
 	.reg_bits = 32,
 	.reg_stride = 4,
 	.val_bits = 32,
-	.cache_type = REGCACHE_RBTREE,
+	.cache_type = REGCACHE_FLAT,
 
 	.volatile_reg = fsl_dcu_drm_is_volatile_reg,
+	.max_register = 0x11fc,
 };
 
 static int fsl_dcu_drm_irq_init(struct drm_device *dev)
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 0b84f8e5df50..ffa43eca14d3 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -4622,9 +4622,6 @@ intel_dp_hpd_pulse(struct intel_digital_port *intel_dig_port, bool long_hpd)
 	intel_display_power_get(dev_priv, power_domain);
 
 	if (long_hpd) {
-		/* indicate that we need to restart link training */
-		intel_dp->train_set_valid = false;
-
 		intel_dp_long_pulse(intel_dp->attached_connector);
 		if (intel_dp->is_mst)
 			ret = IRQ_HANDLED;
diff --git a/drivers/gpu/drm/i915/intel_dp_link_training.c b/drivers/gpu/drm/i915/intel_dp_link_training.c
index 0b8eefc2acc5..60fb39cd220b 100644
--- a/drivers/gpu/drm/i915/intel_dp_link_training.c
+++ b/drivers/gpu/drm/i915/intel_dp_link_training.c
@@ -85,8 +85,7 @@ static bool
 intel_dp_reset_link_train(struct intel_dp *intel_dp,
 			uint8_t dp_train_pat)
 {
-	if (!intel_dp->train_set_valid)
-		memset(intel_dp->train_set, 0, sizeof(intel_dp->train_set));
+	memset(intel_dp->train_set, 0, sizeof(intel_dp->train_set));
 	intel_dp_set_signal_levels(intel_dp);
 	return intel_dp_set_link_train(intel_dp, dp_train_pat);
 }
@@ -161,23 +160,6 @@ intel_dp_link_training_clock_recovery(struct intel_dp *intel_dp)
 			break;
 		}
 
-		/*
-		 * if we used previously trained voltage and pre-emphasis values
-		 * and we don't get clock recovery, reset link training values
-		 */
-		if (intel_dp->train_set_valid) {
-			DRM_DEBUG_KMS("clock recovery not ok, reset");
-			/* clear the flag as we are not reusing train set */
-			intel_dp->train_set_valid = false;
-			if (!intel_dp_reset_link_train(intel_dp,
-						       DP_TRAINING_PATTERN_1 |
-						       DP_LINK_SCRAMBLING_DISABLE)) {
-				DRM_ERROR("failed to enable link training\n");
-				return;
-			}
-			continue;
-		}
-
 		/* Check to see if we've tried the max voltage */
 		for (i = 0; i < intel_dp->lane_count; i++)
 			if ((intel_dp->train_set[i] & DP_TRAIN_MAX_SWING_REACHED) == 0)
@@ -284,7 +266,6 @@ intel_dp_link_training_channel_equalization(struct intel_dp *intel_dp)
 		/* Make sure clock is still ok */
 		if (!drm_dp_clock_recovery_ok(link_status,
 					      intel_dp->lane_count)) {
-			intel_dp->train_set_valid = false;
 			intel_dp_link_training_clock_recovery(intel_dp);
 			intel_dp_set_link_train(intel_dp,
 						training_pattern |
@@ -301,7 +282,6 @@ intel_dp_link_training_channel_equalization(struct intel_dp *intel_dp)
 
 		/* Try 5 times, then try clock recovery if that fails */
 		if (tries > 5) {
-			intel_dp->train_set_valid = false;
 			intel_dp_link_training_clock_recovery(intel_dp);
 			intel_dp_set_link_train(intel_dp,
 						training_pattern |
@@ -322,10 +302,8 @@ intel_dp_link_training_channel_equalization(struct intel_dp *intel_dp)
 
 	intel_dp_set_idle_link_train(intel_dp);
 
-	if (channel_eq) {
-		intel_dp->train_set_valid = true;
+	if (channel_eq)
 		DRM_DEBUG_KMS("Channel EQ done. DP Training successful\n");
-	}
 }
 
 void intel_dp_stop_link_train(struct intel_dp *intel_dp)
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 7d0e071fe355..089a42577ea3 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -886,8 +886,6 @@ struct intel_dp {
 	/* This is called before a link training is starterd */
 	void (*prepare_link_retrain)(struct intel_dp *intel_dp);
 
-	bool train_set_valid;
-
 	/* Displayport compliance testing */
 	unsigned long compliance_test_type;
 	unsigned long compliance_test_data;
diff --git a/drivers/gpu/drm/i915/intel_fbc.c b/drivers/gpu/drm/i915/intel_fbc.c
index ecabd59ffbaf..a19944b6dc25 100644
--- a/drivers/gpu/drm/i915/intel_fbc.c
+++ b/drivers/gpu/drm/i915/intel_fbc.c
@@ -818,8 +818,7 @@ static bool intel_fbc_can_choose(struct intel_crtc *crtc)
 {
 	struct drm_i915_private *dev_priv = crtc->base.dev->dev_private;
 	struct intel_fbc *fbc = &dev_priv->fbc;
-	bool enable_by_default = IS_HASWELL(dev_priv) ||
-				 IS_BROADWELL(dev_priv);
+	bool enable_by_default = IS_BROADWELL(dev_priv);
 
 	if (intel_vgpu_active(dev_priv)) {
 		fbc->no_fbc_reason = "VGPU is active";
diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.c b/drivers/gpu/drm/msm/adreno/adreno_gpu.c
index fbe304ee6c80..2aec27dbb5bb 100644
--- a/drivers/gpu/drm/msm/adreno/adreno_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.c
@@ -408,7 +408,7 @@ int adreno_gpu_init(struct drm_device *drm, struct platform_device *pdev,
 	}
 
 	adreno_gpu->memptrs = msm_gem_vaddr(adreno_gpu->memptrs_bo);
-	if (!adreno_gpu->memptrs) {
+	if (IS_ERR(adreno_gpu->memptrs)) {
 		dev_err(drm->dev, "could not vmap memptrs\n");
 		return -ENOMEM;
 	}
diff --git a/drivers/gpu/drm/msm/msm_fbdev.c b/drivers/gpu/drm/msm/msm_fbdev.c
index 1a061e3e8b9e..a9223bea871b 100644
--- a/drivers/gpu/drm/msm/msm_fbdev.c
+++ b/drivers/gpu/drm/msm/msm_fbdev.c
@@ -159,6 +159,10 @@ static int msm_fbdev_create(struct drm_fb_helper *helper,
 	dev->mode_config.fb_base = paddr;
 
 	fbi->screen_base = msm_gem_vaddr_locked(fbdev->bo);
+	if (IS_ERR(fbi->screen_base)) {
+		ret = PTR_ERR(fbi->screen_base);
+		goto fail_unlock;
+	}
 	fbi->screen_size = fbdev->bo->size;
 	fbi->fix.smem_start = paddr;
 	fbi->fix.smem_len = fbdev->bo->size;
diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c
index 7daf4054dd2b..69836f5685b1 100644
--- a/drivers/gpu/drm/msm/msm_gem.c
+++ b/drivers/gpu/drm/msm/msm_gem.c
@@ -398,6 +398,8 @@ void *msm_gem_vaddr_locked(struct drm_gem_object *obj)
 			return ERR_CAST(pages);
 		msm_obj->vaddr = vmap(pages, obj->size >> PAGE_SHIFT,
 				VM_MAP, pgprot_writecombine(PAGE_KERNEL));
+		if (msm_obj->vaddr == NULL)
+			return ERR_PTR(-ENOMEM);
 	}
 	return msm_obj->vaddr;
 }
diff --git a/drivers/gpu/drm/msm/msm_gem_submit.c b/drivers/gpu/drm/msm/msm_gem_submit.c
index b89ca5174863..eb4bb8b2f3a5 100644
--- a/drivers/gpu/drm/msm/msm_gem_submit.c
+++ b/drivers/gpu/drm/msm/msm_gem_submit.c
@@ -40,12 +40,14 @@ static struct msm_gem_submit *submit_create(struct drm_device *dev,
 
 	submit->dev = dev;
 	submit->gpu = gpu;
+	submit->fence = NULL;
 	submit->pid = get_pid(task_pid(current));
 
 	/* initially, until copy_from_user() and bo lookup succeeds: */
 	submit->nr_bos = 0;
 	submit->nr_cmds = 0;
 
+	INIT_LIST_HEAD(&submit->node);
 	INIT_LIST_HEAD(&submit->bo_list);
 	ww_acquire_init(&submit->ticket, &reservation_ww_class);
 
@@ -75,6 +77,11 @@ static int submit_lookup_objects(struct msm_gem_submit *submit,
 		void __user *userptr =
 			u64_to_user_ptr(args->bos + (i * sizeof(submit_bo)));
 
+		/* make sure we don't have garbage flags, in case we hit
+		 * error path before flags is initialized:
+		 */
+		submit->bos[i].flags = 0;
+
 		ret = copy_from_user(&submit_bo, userptr, sizeof(submit_bo));
 		if (ret) {
 			ret = -EFAULT;
diff --git a/drivers/gpu/drm/msm/msm_rd.c b/drivers/gpu/drm/msm/msm_rd.c
index b48f73ac6389..0857710c2ff2 100644
--- a/drivers/gpu/drm/msm/msm_rd.c
+++ b/drivers/gpu/drm/msm/msm_rd.c
@@ -312,6 +312,9 @@ void msm_rd_dump_submit(struct msm_gem_submit *submit)
 		struct msm_gem_object *obj = submit->bos[idx].obj;
 		const char *buf = msm_gem_vaddr_locked(&obj->base);
 
+		if (IS_ERR(buf))
+			continue;
+
 		buf += iova - submit->bos[idx].iova;
 
 		rd_write_section(rd, RD_GPUADDR,
diff --git a/drivers/gpu/drm/msm/msm_ringbuffer.c b/drivers/gpu/drm/msm/msm_ringbuffer.c
index 1f14b908b221..42f5359cf988 100644
--- a/drivers/gpu/drm/msm/msm_ringbuffer.c
+++ b/drivers/gpu/drm/msm/msm_ringbuffer.c
@@ -40,6 +40,10 @@ struct msm_ringbuffer *msm_ringbuffer_new(struct msm_gpu *gpu, int size)
 	}
 
 	ring->start = msm_gem_vaddr_locked(ring->bo);
+	if (IS_ERR(ring->start)) {
+		ret = PTR_ERR(ring->start);
+		goto fail;
+	}
 	ring->end   = ring->start + (size / 4);
 	ring->cur   = ring->start;
 
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/device.h b/drivers/gpu/drm/nouveau/include/nvkm/core/device.h
index c612dc1f1eb4..126a85cc81bc 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/core/device.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/core/device.h
@@ -16,9 +16,9 @@ enum nvkm_devidx {
 	NVKM_SUBDEV_MC,
 	NVKM_SUBDEV_BUS,
 	NVKM_SUBDEV_TIMER,
+	NVKM_SUBDEV_INSTMEM,
 	NVKM_SUBDEV_FB,
 	NVKM_SUBDEV_LTC,
-	NVKM_SUBDEV_INSTMEM,
 	NVKM_SUBDEV_MMU,
 	NVKM_SUBDEV_BAR,
 	NVKM_SUBDEV_PMU,
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/disp.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/disp.h
index db10c11f0595..c5a6ebd5a478 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/disp.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/disp.h
@@ -25,7 +25,8 @@ u16 nvbios_outp_match(struct nvkm_bios *, u16 type, u16 mask,
 		      u8 *ver, u8 *hdr, u8 *cnt, u8 *len, struct nvbios_outp *);
 
 struct nvbios_ocfg {
-	u16 match;
+	u8  proto;
+	u8  flags;
 	u16 clkcmp[2];
 };
 
@@ -33,7 +34,7 @@ u16 nvbios_ocfg_entry(struct nvkm_bios *, u16 outp, u8 idx,
 		      u8 *ver, u8 *hdr, u8 *cnt, u8 *len);
 u16 nvbios_ocfg_parse(struct nvkm_bios *, u16 outp, u8 idx,
 		      u8 *ver, u8 *hdr, u8 *cnt, u8 *len, struct nvbios_ocfg *);
-u16 nvbios_ocfg_match(struct nvkm_bios *, u16 outp, u16 type,
+u16 nvbios_ocfg_match(struct nvkm_bios *, u16 outp, u8 proto, u8 flags,
 		      u8 *ver, u8 *hdr, u8 *cnt, u8 *len, struct nvbios_ocfg *);
 u16 nvbios_oclk_match(struct nvkm_bios *, u16 cmp, u32 khz);
 #endif
diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
index 57aaf98a26f9..d1f248fd3506 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fbcon.c
+++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
@@ -552,6 +552,8 @@ nouveau_fbcon_init(struct drm_device *dev)
 	if (ret)
 		goto fini;
 
+	if (fbcon->helper.fbdev)
+		fbcon->helper.fbdev->pixmap.buf_align = 4;
 	return 0;
 
 fini:
diff --git a/drivers/gpu/drm/nouveau/nv04_fbcon.c b/drivers/gpu/drm/nouveau/nv04_fbcon.c
index 0f3e4bb411cc..7d9248b8c664 100644
--- a/drivers/gpu/drm/nouveau/nv04_fbcon.c
+++ b/drivers/gpu/drm/nouveau/nv04_fbcon.c
@@ -82,7 +82,6 @@ nv04_fbcon_imageblit(struct fb_info *info, const struct fb_image *image)
 	uint32_t fg;
 	uint32_t bg;
 	uint32_t dsize;
-	uint32_t width;
 	uint32_t *data = (uint32_t *)image->data;
 	int ret;
 
@@ -93,9 +92,6 @@ nv04_fbcon_imageblit(struct fb_info *info, const struct fb_image *image)
 	if (ret)
 		return ret;
 
-	width = ALIGN(image->width, 8);
-	dsize = ALIGN(width * image->height, 32) >> 5;
-
 	if (info->fix.visual == FB_VISUAL_TRUECOLOR ||
 	    info->fix.visual == FB_VISUAL_DIRECTCOLOR) {
 		fg = ((uint32_t *) info->pseudo_palette)[image->fg_color];
@@ -111,10 +107,11 @@ nv04_fbcon_imageblit(struct fb_info *info, const struct fb_image *image)
 			 ((image->dx + image->width) & 0xffff));
 	OUT_RING(chan, bg);
 	OUT_RING(chan, fg);
-	OUT_RING(chan, (image->height << 16) | width);
+	OUT_RING(chan, (image->height << 16) | image->width);
 	OUT_RING(chan, (image->height << 16) | image->width);
 	OUT_RING(chan, (image->dy << 16) | (image->dx & 0xffff));
 
+	dsize = ALIGN(image->width * image->height, 32) >> 5;
 	while (dsize) {
 		int iter_len = dsize > 128 ? 128 : dsize;
 
diff --git a/drivers/gpu/drm/nouveau/nv50_fbcon.c b/drivers/gpu/drm/nouveau/nv50_fbcon.c
index 33d9ee0fac40..1aeb698e9707 100644
--- a/drivers/gpu/drm/nouveau/nv50_fbcon.c
+++ b/drivers/gpu/drm/nouveau/nv50_fbcon.c
@@ -95,7 +95,7 @@ nv50_fbcon_imageblit(struct fb_info *info, const struct fb_image *image)
 	struct nouveau_fbdev *nfbdev = info->par;
 	struct nouveau_drm *drm = nouveau_drm(nfbdev->dev);
 	struct nouveau_channel *chan = drm->channel;
-	uint32_t width, dwords, *data = (uint32_t *)image->data;
+	uint32_t dwords, *data = (uint32_t *)image->data;
 	uint32_t mask = ~(~0 >> (32 - info->var.bits_per_pixel));
 	uint32_t *palette = info->pseudo_palette;
 	int ret;
@@ -107,9 +107,6 @@ nv50_fbcon_imageblit(struct fb_info *info, const struct fb_image *image)
 	if (ret)
 		return ret;
 
-	width = ALIGN(image->width, 32);
-	dwords = (width * image->height) >> 5;
-
 	BEGIN_NV04(chan, NvSub2D, 0x0814, 2);
 	if (info->fix.visual == FB_VISUAL_TRUECOLOR ||
 	    info->fix.visual == FB_VISUAL_DIRECTCOLOR) {
@@ -128,6 +125,7 @@ nv50_fbcon_imageblit(struct fb_info *info, const struct fb_image *image)
 	OUT_RING(chan, 0);
 	OUT_RING(chan, image->dy);
 
+	dwords = ALIGN(image->width * image->height, 32) >> 5;
 	while (dwords) {
 		int push = dwords > 2047 ? 2047 : dwords;
 
diff --git a/drivers/gpu/drm/nouveau/nvc0_fbcon.c b/drivers/gpu/drm/nouveau/nvc0_fbcon.c
index a0913359ac05..839f4c8c1805 100644
--- a/drivers/gpu/drm/nouveau/nvc0_fbcon.c
+++ b/drivers/gpu/drm/nouveau/nvc0_fbcon.c
@@ -95,7 +95,7 @@ nvc0_fbcon_imageblit(struct fb_info *info, const struct fb_image *image)
 	struct nouveau_fbdev *nfbdev = info->par;
 	struct nouveau_drm *drm = nouveau_drm(nfbdev->dev);
 	struct nouveau_channel *chan = drm->channel;
-	uint32_t width, dwords, *data = (uint32_t *)image->data;
+	uint32_t dwords, *data = (uint32_t *)image->data;
 	uint32_t mask = ~(~0 >> (32 - info->var.bits_per_pixel));
 	uint32_t *palette = info->pseudo_palette;
 	int ret;
@@ -107,9 +107,6 @@ nvc0_fbcon_imageblit(struct fb_info *info, const struct fb_image *image)
 	if (ret)
 		return ret;
 
-	width = ALIGN(image->width, 32);
-	dwords = (width * image->height) >> 5;
-
 	BEGIN_NVC0(chan, NvSub2D, 0x0814, 2);
 	if (info->fix.visual == FB_VISUAL_TRUECOLOR ||
 	    info->fix.visual == FB_VISUAL_DIRECTCOLOR) {
@@ -128,6 +125,7 @@ nvc0_fbcon_imageblit(struct fb_info *info, const struct fb_image *image)
 	OUT_RING  (chan, 0);
 	OUT_RING  (chan, image->dy);
 
+	dwords = ALIGN(image->width * image->height, 32) >> 5;
 	while (dwords) {
 		int push = dwords > 2047 ? 2047 : dwords;
 
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/pci.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/pci.c
index 18fab3973ce5..62ad0300cfa5 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/pci.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/pci.c
@@ -1614,7 +1614,7 @@ nvkm_device_pci_func = {
 	.fini = nvkm_device_pci_fini,
 	.resource_addr = nvkm_device_pci_resource_addr,
 	.resource_size = nvkm_device_pci_resource_size,
-	.cpu_coherent = !IS_ENABLED(CONFIG_ARM) && !IS_ENABLED(CONFIG_ARM64),
+	.cpu_coherent = !IS_ENABLED(CONFIG_ARM),
 };
 
 int
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/Kbuild b/drivers/gpu/drm/nouveau/nvkm/engine/disp/Kbuild
index a74c5dd27dc0..e2a64ed14b22 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/Kbuild
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/Kbuild
@@ -18,6 +18,7 @@ nvkm-y += nvkm/engine/disp/piornv50.o
 nvkm-y += nvkm/engine/disp/sornv50.o
 nvkm-y += nvkm/engine/disp/sorg94.o
 nvkm-y += nvkm/engine/disp/sorgf119.o
+nvkm-y += nvkm/engine/disp/sorgm107.o
 nvkm-y += nvkm/engine/disp/sorgm200.o
 nvkm-y += nvkm/engine/disp/dport.o
 
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/gf119.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/gf119.c
index f0314664349c..5dd34382f55a 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/gf119.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/gf119.c
@@ -76,6 +76,7 @@ exec_lookup(struct nv50_disp *disp, int head, int or, u32 ctrl,
 	mask |= 0x0001 << or;
 	mask |= 0x0100 << head;
 
+
 	list_for_each_entry(outp, &disp->base.outp, head) {
 		if ((outp->info.hasht & 0xff) == type &&
 		    (outp->info.hashm & mask) == mask) {
@@ -155,25 +156,21 @@ exec_clkcmp(struct nv50_disp *disp, int head, int id, u32 pclk, u32 *conf)
 	if (!outp)
 		return NULL;
 
+	*conf = (ctrl & 0x00000f00) >> 8;
 	switch (outp->info.type) {
 	case DCB_OUTPUT_TMDS:
-		*conf = (ctrl & 0x00000f00) >> 8;
 		if (*conf == 5)
 			*conf |= 0x0100;
 		break;
 	case DCB_OUTPUT_LVDS:
-		*conf = disp->sor.lvdsconf;
-		break;
-	case DCB_OUTPUT_DP:
-		*conf = (ctrl & 0x00000f00) >> 8;
+		*conf |= disp->sor.lvdsconf;
 		break;
-	case DCB_OUTPUT_ANALOG:
 	default:
-		*conf = 0x00ff;
 		break;
 	}
 
-	data = nvbios_ocfg_match(bios, data, *conf, &ver, &hdr, &cnt, &len, &info2);
+	data = nvbios_ocfg_match(bios, data, *conf & 0xff, *conf >> 8,
+				 &ver, &hdr, &cnt, &len, &info2);
 	if (data && id < 0xff) {
 		data = nvbios_oclk_match(bios, info2.clkcmp[id], pclk);
 		if (data) {
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/gm107.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/gm107.c
index b6944142d616..f4b9cf8574be 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/gm107.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/gm107.c
@@ -36,7 +36,7 @@ gm107_disp = {
 	.outp.internal.crt = nv50_dac_output_new,
 	.outp.internal.tmds = nv50_sor_output_new,
 	.outp.internal.lvds = nv50_sor_output_new,
-	.outp.internal.dp = gf119_sor_dp_new,
+	.outp.internal.dp = gm107_sor_dp_new,
 	.dac.nr = 3,
 	.dac.power = nv50_dac_power,
 	.dac.sense = nv50_dac_sense,
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.c
index 4226d2153b9c..fcb1b0c46d64 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.c
@@ -387,22 +387,17 @@ exec_clkcmp(struct nv50_disp *disp, int head, int id, u32 pclk, u32 *conf)
 	if (!outp)
 		return NULL;
 
+	*conf = (ctrl & 0x00000f00) >> 8;
 	if (outp->info.location == 0) {
 		switch (outp->info.type) {
 		case DCB_OUTPUT_TMDS:
-			*conf = (ctrl & 0x00000f00) >> 8;
 			if (*conf == 5)
 				*conf |= 0x0100;
 			break;
 		case DCB_OUTPUT_LVDS:
-			*conf = disp->sor.lvdsconf;
+			*conf |= disp->sor.lvdsconf;
 			break;
-		case DCB_OUTPUT_DP:
-			*conf = (ctrl & 0x00000f00) >> 8;
-			break;
-		case DCB_OUTPUT_ANALOG:
 		default:
-			*conf = 0x00ff;
 			break;
 		}
 	} else {
@@ -410,7 +405,8 @@ exec_clkcmp(struct nv50_disp *disp, int head, int id, u32 pclk, u32 *conf)
 		pclk = pclk / 2;
 	}
 
-	data = nvbios_ocfg_match(bios, data, *conf, &ver, &hdr, &cnt, &len, &info2);
+	data = nvbios_ocfg_match(bios, data, *conf & 0xff, *conf >> 8,
+				 &ver, &hdr, &cnt, &len, &info2);
 	if (data && id < 0xff) {
 		data = nvbios_oclk_match(bios, info2.clkcmp[id], pclk);
 		if (data) {
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/outpdp.h b/drivers/gpu/drm/nouveau/nvkm/engine/disp/outpdp.h
index e9067ba4e179..4e983f6d7032 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/outpdp.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/outpdp.h
@@ -62,7 +62,12 @@ int g94_sor_dp_lnk_pwr(struct nvkm_output_dp *, int);
 int gf119_sor_dp_new(struct nvkm_disp *, int, struct dcb_output *,
 		     struct nvkm_output **);
 int gf119_sor_dp_lnk_ctl(struct nvkm_output_dp *, int, int, bool);
+int gf119_sor_dp_drv_ctl(struct nvkm_output_dp *, int, int, int, int);
 
-int  gm200_sor_dp_new(struct nvkm_disp *, int, struct dcb_output *,
-		      struct nvkm_output **);
+int gm107_sor_dp_new(struct nvkm_disp *, int, struct dcb_output *,
+		     struct nvkm_output **);
+int gm107_sor_dp_pattern(struct nvkm_output_dp *, int);
+
+int gm200_sor_dp_new(struct nvkm_disp *, int, struct dcb_output *,
+		     struct nvkm_output **);
 #endif
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c
index b4b41b135643..22706c0a54b5 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c
@@ -40,8 +40,7 @@ static int
 gf119_sor_dp_pattern(struct nvkm_output_dp *outp, int pattern)
 {
 	struct nvkm_device *device = outp->base.disp->engine.subdev.device;
-	const u32 loff = gf119_sor_loff(outp);
-	nvkm_mask(device, 0x61c110 + loff, 0x0f0f0f0f, 0x01010101 * pattern);
+	nvkm_mask(device, 0x61c110, 0x0f0f0f0f, 0x01010101 * pattern);
 	return 0;
 }
 
@@ -64,7 +63,7 @@ gf119_sor_dp_lnk_ctl(struct nvkm_output_dp *outp, int nr, int bw, bool ef)
 	return 0;
 }
 
-static int
+int
 gf119_sor_dp_drv_ctl(struct nvkm_output_dp *outp,
 		     int ln, int vs, int pe, int pc)
 {
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgm107.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgm107.c
new file mode 100644
index 000000000000..37790b2617c5
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgm107.c
@@ -0,0 +1,53 @@
+/*
+ * Copyright 2016 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Ben Skeggs <bskeggs@redhat.com>
+ */
+#include "nv50.h"
+#include "outpdp.h"
+
+int
+gm107_sor_dp_pattern(struct nvkm_output_dp *outp, int pattern)
+{
+	struct nvkm_device *device = outp->base.disp->engine.subdev.device;
+	const u32 soff = outp->base.or * 0x800;
+	const u32 data = 0x01010101 * pattern;
+	if (outp->base.info.sorconf.link & 1)
+		nvkm_mask(device, 0x61c110 + soff, 0x0f0f0f0f, data);
+	else
+		nvkm_mask(device, 0x61c12c + soff, 0x0f0f0f0f, data);
+	return 0;
+}
+
+static const struct nvkm_output_dp_func
+gm107_sor_dp_func = {
+	.pattern = gm107_sor_dp_pattern,
+	.lnk_pwr = g94_sor_dp_lnk_pwr,
+	.lnk_ctl = gf119_sor_dp_lnk_ctl,
+	.drv_ctl = gf119_sor_dp_drv_ctl,
+};
+
+int
+gm107_sor_dp_new(struct nvkm_disp *disp, int index,
+		 struct dcb_output *dcbE, struct nvkm_output **poutp)
+{
+	return nvkm_output_dp_new_(&gm107_sor_dp_func, disp, index, dcbE, poutp);
+}
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgm200.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgm200.c
index 2cfbef9c344f..c44fa7ea672a 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgm200.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgm200.c
@@ -57,19 +57,6 @@ gm200_sor_dp_lane_map(struct nvkm_device *device, u8 lane)
 }
 
 static int
-gm200_sor_dp_pattern(struct nvkm_output_dp *outp, int pattern)
-{
-	struct nvkm_device *device = outp->base.disp->engine.subdev.device;
-	const u32 soff = gm200_sor_soff(outp);
-	const u32 data = 0x01010101 * pattern;
-	if (outp->base.info.sorconf.link & 1)
-		nvkm_mask(device, 0x61c110 + soff, 0x0f0f0f0f, data);
-	else
-		nvkm_mask(device, 0x61c12c + soff, 0x0f0f0f0f, data);
-	return 0;
-}
-
-static int
 gm200_sor_dp_lnk_pwr(struct nvkm_output_dp *outp, int nr)
 {
 	struct nvkm_device *device = outp->base.disp->engine.subdev.device;
@@ -129,7 +116,7 @@ gm200_sor_dp_drv_ctl(struct nvkm_output_dp *outp,
 
 static const struct nvkm_output_dp_func
 gm200_sor_dp_func = {
-	.pattern = gm200_sor_dp_pattern,
+	.pattern = gm107_sor_dp_pattern,
 	.lnk_pwr = gm200_sor_dp_lnk_pwr,
 	.lnk_ctl = gf119_sor_dp_lnk_ctl,
 	.drv_ctl = gm200_sor_dp_drv_ctl,
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c
index 9513badb8220..ae9ab5b1ab97 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c
@@ -949,22 +949,41 @@ gf100_gr_trap_gpc_rop(struct gf100_gr *gr, int gpc)
 }
 
 static const struct nvkm_enum gf100_mp_warp_error[] = {
-	{ 0x00, "NO_ERROR" },
-	{ 0x01, "STACK_MISMATCH" },
+	{ 0x01, "STACK_ERROR" },
+	{ 0x02, "API_STACK_ERROR" },
+	{ 0x03, "RET_EMPTY_STACK_ERROR" },
+	{ 0x04, "PC_WRAP" },
 	{ 0x05, "MISALIGNED_PC" },
-	{ 0x08, "MISALIGNED_GPR" },
-	{ 0x09, "INVALID_OPCODE" },
-	{ 0x0d, "GPR_OUT_OF_BOUNDS" },
-	{ 0x0e, "MEM_OUT_OF_BOUNDS" },
-	{ 0x0f, "UNALIGNED_MEM_ACCESS" },
+	{ 0x06, "PC_OVERFLOW" },
+	{ 0x07, "MISALIGNED_IMMC_ADDR" },
+	{ 0x08, "MISALIGNED_REG" },
+	{ 0x09, "ILLEGAL_INSTR_ENCODING" },
+	{ 0x0a, "ILLEGAL_SPH_INSTR_COMBO" },
+	{ 0x0b, "ILLEGAL_INSTR_PARAM" },
+	{ 0x0c, "INVALID_CONST_ADDR" },
+	{ 0x0d, "OOR_REG" },
+	{ 0x0e, "OOR_ADDR" },
+	{ 0x0f, "MISALIGNED_ADDR" },
 	{ 0x10, "INVALID_ADDR_SPACE" },
-	{ 0x11, "INVALID_PARAM" },
+	{ 0x11, "ILLEGAL_INSTR_PARAM2" },
+	{ 0x12, "INVALID_CONST_ADDR_LDC" },
+	{ 0x13, "GEOMETRY_SM_ERROR" },
+	{ 0x14, "DIVERGENT" },
+	{ 0x15, "WARP_EXIT" },
 	{}
 };
 
 static const struct nvkm_bitfield gf100_mp_global_error[] = {
+	{ 0x00000001, "SM_TO_SM_FAULT" },
+	{ 0x00000002, "L1_ERROR" },
 	{ 0x00000004, "MULTIPLE_WARP_ERRORS" },
-	{ 0x00000008, "OUT_OF_STACK_SPACE" },
+	{ 0x00000008, "PHYSICAL_STACK_OVERFLOW" },
+	{ 0x00000010, "BPT_INT" },
+	{ 0x00000020, "BPT_PAUSE" },
+	{ 0x00000040, "SINGLE_STEP_COMPLETE" },
+	{ 0x20000000, "ECC_SEC_ERROR" },
+	{ 0x40000000, "ECC_DED_ERROR" },
+	{ 0x80000000, "TIMEOUT" },
 	{}
 };
 
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/disp.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/disp.c
index a5e92135cd77..9efb1b48cd54 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/disp.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/disp.c
@@ -141,7 +141,8 @@ nvbios_ocfg_parse(struct nvkm_bios *bios, u16 outp, u8 idx,
 {
 	u16 data = nvbios_ocfg_entry(bios, outp, idx, ver, hdr, cnt, len);
 	if (data) {
-		info->match     = nvbios_rd16(bios, data + 0x00);
+		info->proto     = nvbios_rd08(bios, data + 0x00);
+		info->flags     = nvbios_rd16(bios, data + 0x01);
 		info->clkcmp[0] = nvbios_rd16(bios, data + 0x02);
 		info->clkcmp[1] = nvbios_rd16(bios, data + 0x04);
 	}
@@ -149,12 +150,13 @@ nvbios_ocfg_parse(struct nvkm_bios *bios, u16 outp, u8 idx,
 }
 
 u16
-nvbios_ocfg_match(struct nvkm_bios *bios, u16 outp, u16 type,
+nvbios_ocfg_match(struct nvkm_bios *bios, u16 outp, u8 proto, u8 flags,
 		  u8 *ver, u8 *hdr, u8 *cnt, u8 *len, struct nvbios_ocfg *info)
 {
 	u16 data, idx = 0;
 	while ((data = nvbios_ocfg_parse(bios, outp, idx++, ver, hdr, cnt, len, info))) {
-		if (info->match == type)
+		if ((info->proto == proto || info->proto == 0xff) &&
+		    (info->flags == flags))
 			break;
 	}
 	return data;
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/iccsense/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/iccsense/base.c
index 323c79abe468..41bd5d0f7692 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/iccsense/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/iccsense/base.c
@@ -276,6 +276,8 @@ nvkm_iccsense_oneinit(struct nvkm_subdev *subdev)
 		struct pwr_rail_t *r = &stbl.rail[i];
 		struct nvkm_iccsense_rail *rail;
 		struct nvkm_iccsense_sensor *sensor;
+		int (*read)(struct nvkm_iccsense *,
+			    struct nvkm_iccsense_rail *);
 
 		if (!r->mode || r->resistor_mohm == 0)
 			continue;
@@ -284,31 +286,31 @@ nvkm_iccsense_oneinit(struct nvkm_subdev *subdev)
 		if (!sensor)
 			continue;
 
-		rail = kmalloc(sizeof(*rail), GFP_KERNEL);
-		if (!rail)
-			return -ENOMEM;
-
 		switch (sensor->type) {
 		case NVBIOS_EXTDEV_INA209:
 			if (r->rail != 0)
 				continue;
-			rail->read = nvkm_iccsense_ina209_read;
+			read = nvkm_iccsense_ina209_read;
 			break;
 		case NVBIOS_EXTDEV_INA219:
 			if (r->rail != 0)
 				continue;
-			rail->read = nvkm_iccsense_ina219_read;
+			read = nvkm_iccsense_ina219_read;
 			break;
 		case NVBIOS_EXTDEV_INA3221:
 			if (r->rail >= 3)
 				continue;
-			rail->read = nvkm_iccsense_ina3221_read;
+			read = nvkm_iccsense_ina3221_read;
 			break;
 		default:
 			continue;
 		}
 
+		rail = kmalloc(sizeof(*rail), GFP_KERNEL);
+		if (!rail)
+			return -ENOMEM;
 		sensor->rail_mask |= 1 << r->rail;
+		rail->read = read;
 		rail->sensor = sensor;
 		rail->idx = r->rail;
 		rail->mohm = r->resistor_mohm;
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gm107.c b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gm107.c
index e292f5679418..389fb13a1998 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gm107.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gm107.c
@@ -69,11 +69,11 @@ gm107_ltc_zbc_clear_depth(struct nvkm_ltc *ltc, int i, const u32 depth)
 }
 
 static void
-gm107_ltc_lts_isr(struct nvkm_ltc *ltc, int c, int s)
+gm107_ltc_intr_lts(struct nvkm_ltc *ltc, int c, int s)
 {
 	struct nvkm_subdev *subdev = &ltc->subdev;
 	struct nvkm_device *device = subdev->device;
-	u32 base = 0x140000 + (c * 0x2000) + (s * 0x200);
+	u32 base = 0x140400 + (c * 0x2000) + (s * 0x200);
 	u32 stat = nvkm_rd32(device, base + 0x00c);
 
 	if (stat) {
@@ -92,7 +92,7 @@ gm107_ltc_intr(struct nvkm_ltc *ltc)
 	while (mask) {
 		u32 s, c = __ffs(mask);
 		for (s = 0; s < ltc->lts_nr; s++)
-			gm107_ltc_lts_isr(ltc, c, s);
+			gm107_ltc_intr_lts(ltc, c, s);
 		mask &= ~(1 << c);
 	}
 }
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gm200.c b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gm200.c
index 2a29bfd5125a..e18e0dc19ec8 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gm200.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gm200.c
@@ -46,7 +46,7 @@ static const struct nvkm_ltc_func
 gm200_ltc = {
 	.oneinit = gm200_ltc_oneinit,
 	.init = gm200_ltc_init,
-	.intr = gm107_ltc_intr, /*XXX: not validated */
+	.intr = gm107_ltc_intr,
 	.cbc_clear = gm107_ltc_cbc_clear,
 	.cbc_wait = gm107_ltc_cbc_wait,
 	.zbc = 16,
diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c
index 6f45e9d00b41..e1be5e795cd8 100644
--- a/drivers/gpu/drm/omapdrm/dss/dsi.c
+++ b/drivers/gpu/drm/omapdrm/dss/dsi.c
@@ -1167,7 +1167,6 @@ static int dsi_regulator_init(struct platform_device *dsidev)
 {
 	struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev);
 	struct regulator *vdds_dsi;
-	int r;
 
 	if (dsi->vdds_dsi_reg != NULL)
 		return 0;
diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi5.c b/drivers/gpu/drm/omapdrm/dss/hdmi5.c
index 061f9bab4c9b..0c0a5139a301 100644
--- a/drivers/gpu/drm/omapdrm/dss/hdmi5.c
+++ b/drivers/gpu/drm/omapdrm/dss/hdmi5.c
@@ -120,7 +120,6 @@ static irqreturn_t hdmi_irq_handler(int irq, void *data)
 
 static int hdmi_init_regulator(void)
 {
-	int r;
 	struct regulator *reg;
 
 	if (hdmi.vdda_reg != NULL)
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c
index e91763d5d800..a97abc8af657 100644
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -589,7 +589,8 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc,
 		if (ASIC_IS_DCE41(rdev) || ASIC_IS_DCE61(rdev) || ASIC_IS_DCE8(rdev))
 			radeon_crtc->pll_flags |= RADEON_PLL_USE_FRAC_FB_DIV;
 		/* use frac fb div on RS780/RS880 */
-		if ((rdev->family == CHIP_RS780) || (rdev->family == CHIP_RS880))
+		if (((rdev->family == CHIP_RS780) || (rdev->family == CHIP_RS880))
+		    && !radeon_crtc->ss_enabled)
 			radeon_crtc->pll_flags |= RADEON_PLL_USE_FRAC_FB_DIV;
 		if (ASIC_IS_DCE32(rdev) && mode->clock > 165000)
 			radeon_crtc->pll_flags |= RADEON_PLL_USE_FRAC_FB_DIV;
@@ -626,7 +627,7 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc,
 			if (radeon_crtc->ss.refdiv) {
 				radeon_crtc->pll_flags |= RADEON_PLL_USE_REF_DIV;
 				radeon_crtc->pll_reference_div = radeon_crtc->ss.refdiv;
-				if (ASIC_IS_AVIVO(rdev))
+				if (rdev->family >= CHIP_RV770)
 					radeon_crtc->pll_flags |= RADEON_PLL_USE_FRAC_FB_DIV;
 			}
 		}
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index e721e6b2766e..21c44b2293bc 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -630,6 +630,23 @@ void radeon_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc)
 /*
  * GPU helpers function.
  */
+
+/**
+ * radeon_device_is_virtual - check if we are running is a virtual environment
+ *
+ * Check if the asic has been passed through to a VM (all asics).
+ * Used at driver startup.
+ * Returns true if virtual or false if not.
+ */
+static bool radeon_device_is_virtual(void)
+{
+#ifdef CONFIG_X86
+	return boot_cpu_has(X86_FEATURE_HYPERVISOR);
+#else
+	return false;
+#endif
+}
+
 /**
  * radeon_card_posted - check if the hw has already been initialized
  *
@@ -643,6 +660,10 @@ bool radeon_card_posted(struct radeon_device *rdev)
 {
 	uint32_t reg;
 
+	/* for pass through, always force asic_init */
+	if (radeon_device_is_virtual())
+		return false;
+
 	/* required for EFI mode on macbook2,1 which uses an r5xx asic */
 	if (efi_enabled(EFI_BOOT) &&
 	    (rdev->pdev->subsystem_vendor == PCI_VENDOR_ID_APPLE) &&
@@ -1631,7 +1652,7 @@ int radeon_suspend_kms(struct drm_device *dev, bool suspend,
 	radeon_agp_suspend(rdev);
 
 	pci_save_state(dev->pdev);
-	if (freeze && rdev->family >= CHIP_R600) {
+	if (freeze && rdev->family >= CHIP_CEDAR) {
 		rdev->asic->asic_reset(rdev, true);
 		pci_restore_state(dev->pdev);
 	} else if (suspend) {
diff --git a/drivers/gpu/drm/sun4i/Kconfig b/drivers/gpu/drm/sun4i/Kconfig
index 99510e64e91a..a4b357db8856 100644
--- a/drivers/gpu/drm/sun4i/Kconfig
+++ b/drivers/gpu/drm/sun4i/Kconfig
@@ -1,6 +1,6 @@
 config DRM_SUN4I
 	tristate "DRM Support for Allwinner A10 Display Engine"
-	depends on DRM && ARM
+	depends on DRM && ARM && COMMON_CLK
 	depends on ARCH_SUNXI || COMPILE_TEST
 	select DRM_GEM_CMA_HELPER
 	select DRM_KMS_HELPER
diff --git a/drivers/gpu/drm/sun4i/sun4i_backend.c b/drivers/gpu/drm/sun4i/sun4i_backend.c
index f7a15c1a93bf..3ab560450a82 100644
--- a/drivers/gpu/drm/sun4i/sun4i_backend.c
+++ b/drivers/gpu/drm/sun4i/sun4i_backend.c
@@ -190,7 +190,7 @@ int sun4i_backend_update_layer_buffer(struct sun4i_backend *backend,
 	/* Get the physical address of the buffer in memory */
 	gem = drm_fb_cma_get_gem_obj(fb, 0);
 
-	DRM_DEBUG_DRIVER("Using GEM @ 0x%x\n", gem->paddr);
+	DRM_DEBUG_DRIVER("Using GEM @ %pad\n", &gem->paddr);
 
 	/* Compute the start of the displayed memory */
 	bpp = drm_format_plane_cpp(fb->pixel_format, 0);
@@ -198,7 +198,7 @@ int sun4i_backend_update_layer_buffer(struct sun4i_backend *backend,
 	paddr += (state->src_x >> 16) * bpp;
 	paddr += (state->src_y >> 16) * fb->pitches[0];
 
-	DRM_DEBUG_DRIVER("Setting buffer address to 0x%x\n", paddr);
+	DRM_DEBUG_DRIVER("Setting buffer address to %pad\n", &paddr);
 
 	/* Write the 32 lower bits of the address (in bits) */
 	lo_paddr = paddr << 3;
diff --git a/drivers/gpu/drm/sun4i/sun4i_dotclock.c b/drivers/gpu/drm/sun4i/sun4i_dotclock.c
index 3ff668cb463c..5b3463197c48 100644
--- a/drivers/gpu/drm/sun4i/sun4i_dotclock.c
+++ b/drivers/gpu/drm/sun4i/sun4i_dotclock.c
@@ -72,14 +72,40 @@ static unsigned long sun4i_dclk_recalc_rate(struct clk_hw *hw,
 static long sun4i_dclk_round_rate(struct clk_hw *hw, unsigned long rate,
 				  unsigned long *parent_rate)
 {
-	return *parent_rate / DIV_ROUND_CLOSEST(*parent_rate, rate);
+	unsigned long best_parent = 0;
+	u8 best_div = 1;
+	int i;
+
+	for (i = 6; i < 127; i++) {
+		unsigned long ideal = rate * i;
+		unsigned long rounded;
+
+		rounded = clk_hw_round_rate(clk_hw_get_parent(hw),
+					    ideal);
+
+		if (rounded == ideal) {
+			best_parent = rounded;
+			best_div = i;
+			goto out;
+		}
+
+		if ((rounded < ideal) && (rounded > best_parent)) {
+			best_parent = rounded;
+			best_div = i;
+		}
+	}
+
+out:
+	*parent_rate = best_parent;
+
+	return best_parent / best_div;
 }
 
 static int sun4i_dclk_set_rate(struct clk_hw *hw, unsigned long rate,
 			       unsigned long parent_rate)
 {
 	struct sun4i_dclk *dclk = hw_to_dclk(hw);
-	int div = DIV_ROUND_CLOSEST(parent_rate, rate);
+	u8 div = parent_rate / rate;
 
 	return regmap_update_bits(dclk->regmap, SUN4I_TCON0_DCLK_REG,
 				  GENMASK(6, 0), div);
@@ -127,10 +153,14 @@ int sun4i_dclk_create(struct device *dev, struct sun4i_tcon *tcon)
 	const char *clk_name, *parent_name;
 	struct clk_init_data init;
 	struct sun4i_dclk *dclk;
+	int ret;
 
 	parent_name = __clk_get_name(tcon->sclk0);
-	of_property_read_string_index(dev->of_node, "clock-output-names", 0,
-				      &clk_name);
+	ret = of_property_read_string_index(dev->of_node,
+					    "clock-output-names", 0,
+					    &clk_name);
+	if (ret)
+		return ret;
 
 	dclk = devm_kzalloc(dev, sizeof(*dclk), GFP_KERNEL);
 	if (!dclk)
@@ -140,6 +170,7 @@ int sun4i_dclk_create(struct device *dev, struct sun4i_tcon *tcon)
 	init.ops = &sun4i_dclk_ops;
 	init.parent_names = &parent_name;
 	init.num_parents = 1;
+	init.flags = CLK_SET_RATE_PARENT;
 
 	dclk->regmap = tcon->regs;
 	dclk->hw.init = &init;
diff --git a/drivers/gpu/drm/sun4i/sun4i_drv.c b/drivers/gpu/drm/sun4i/sun4i_drv.c
index 9a67f927a53e..5b89940edcb1 100644
--- a/drivers/gpu/drm/sun4i/sun4i_drv.c
+++ b/drivers/gpu/drm/sun4i/sun4i_drv.c
@@ -97,6 +97,22 @@ static struct drm_driver sun4i_drv_driver = {
 	.disable_vblank		= sun4i_drv_disable_vblank,
 };
 
+static void sun4i_remove_framebuffers(void)
+{
+	struct apertures_struct *ap;
+
+	ap = alloc_apertures(1);
+	if (!ap)
+		return;
+
+	/* The framebuffer can be located anywhere in RAM */
+	ap->ranges[0].base = 0;
+	ap->ranges[0].size = ~0;
+
+	remove_conflicting_framebuffers(ap, "sun4i-drm-fb", false);
+	kfree(ap);
+}
+
 static int sun4i_drv_bind(struct device *dev)
 {
 	struct drm_device *drm;
@@ -140,6 +156,9 @@ static int sun4i_drv_bind(struct device *dev)
 	}
 	drm->irq_enabled = true;
 
+	/* Remove early framebuffers (ie. simplefb) */
+	sun4i_remove_framebuffers();
+
 	/* Create our framebuffer */
 	drv->fbdev = sun4i_framebuffer_init(drm);
 	if (IS_ERR(drv->fbdev)) {
@@ -166,6 +185,7 @@ static void sun4i_drv_unbind(struct device *dev)
 {
 	struct drm_device *drm = dev_get_drvdata(dev);
 
+	drm_connector_unregister_all(drm);
 	drm_dev_unregister(drm);
 	drm_kms_helper_poll_fini(drm);
 	sun4i_framebuffer_free(drm);
diff --git a/drivers/gpu/drm/sun4i/sun4i_rgb.c b/drivers/gpu/drm/sun4i/sun4i_rgb.c
index 442cfe271688..f5bbac6efb4c 100644
--- a/drivers/gpu/drm/sun4i/sun4i_rgb.c
+++ b/drivers/gpu/drm/sun4i/sun4i_rgb.c
@@ -54,8 +54,13 @@ static int sun4i_rgb_get_modes(struct drm_connector *connector)
 static int sun4i_rgb_mode_valid(struct drm_connector *connector,
 				struct drm_display_mode *mode)
 {
+	struct sun4i_rgb *rgb = drm_connector_to_sun4i_rgb(connector);
+	struct sun4i_drv *drv = rgb->drv;
+	struct sun4i_tcon *tcon = drv->tcon;
 	u32 hsync = mode->hsync_end - mode->hsync_start;
 	u32 vsync = mode->vsync_end - mode->vsync_start;
+	unsigned long rate = mode->clock * 1000;
+	long rounded_rate;
 
 	DRM_DEBUG_DRIVER("Validating modes...\n");
 
@@ -87,6 +92,15 @@ static int sun4i_rgb_mode_valid(struct drm_connector *connector,
 
 	DRM_DEBUG_DRIVER("Vertical parameters OK\n");
 
+	rounded_rate = clk_round_rate(tcon->dclk, rate);
+	if (rounded_rate < rate)
+		return MODE_CLOCK_LOW;
+
+	if (rounded_rate > rate)
+		return MODE_CLOCK_HIGH;
+
+	DRM_DEBUG_DRIVER("Clock rate OK\n");
+
 	return MODE_OK;
 }
 
@@ -193,7 +207,7 @@ int sun4i_rgb_init(struct drm_device *drm)
 	int ret;
 
 	/* If we don't have a panel, there's no point in going on */
-	if (!tcon->panel)
+	if (IS_ERR(tcon->panel))
 		return -ENODEV;
 
 	rgb = devm_kzalloc(drm->dev, sizeof(*rgb), GFP_KERNEL);
diff --git a/drivers/gpu/drm/sun4i/sun4i_tcon.c b/drivers/gpu/drm/sun4i/sun4i_tcon.c
index 9f19b0e08560..652385f09735 100644
--- a/drivers/gpu/drm/sun4i/sun4i_tcon.c
+++ b/drivers/gpu/drm/sun4i/sun4i_tcon.c
@@ -425,11 +425,11 @@ static struct drm_panel *sun4i_tcon_find_panel(struct device_node *node)
 
 	remote = of_graph_get_remote_port_parent(end_node);
 	if (!remote) {
-		DRM_DEBUG_DRIVER("Enable to parse remote node\n");
+		DRM_DEBUG_DRIVER("Unable to parse remote node\n");
 		return ERR_PTR(-EINVAL);
 	}
 
-	return of_drm_find_panel(remote);
+	return of_drm_find_panel(remote) ?: ERR_PTR(-EPROBE_DEFER);
 }
 
 static int sun4i_tcon_bind(struct device *dev, struct device *master,
@@ -490,7 +490,11 @@ static int sun4i_tcon_bind(struct device *dev, struct device *master,
 		return 0;
 	}
 
-	return sun4i_rgb_init(drm);
+	ret = sun4i_rgb_init(drm);
+	if (ret < 0)
+		goto err_free_clocks;
+
+	return 0;
 
 err_free_clocks:
 	sun4i_tcon_free_clocks(tcon);
@@ -522,12 +526,13 @@ static int sun4i_tcon_probe(struct platform_device *pdev)
 	 * Defer the probe.
 	 */
 	panel = sun4i_tcon_find_panel(node);
-	if (IS_ERR(panel)) {
-		/*
-		 * If we don't have a panel endpoint, just go on
-		 */
-		if (PTR_ERR(panel) != -ENODEV)
-			return -EPROBE_DEFER;
+
+	/*
+	 * If we don't have a panel endpoint, just go on
+	 */
+	if (PTR_ERR(panel) == -EPROBE_DEFER) {
+		DRM_DEBUG_DRIVER("Still waiting for our panel. Deferring...\n");
+		return -EPROBE_DEFER;
 	}
 
 	return component_add(&pdev->dev, &sun4i_tcon_ops);
diff --git a/drivers/gpu/drm/vc4/vc4_crtc.c b/drivers/gpu/drm/vc4/vc4_crtc.c
index 4c0f26a644a3..c82d468d178b 100644
--- a/drivers/gpu/drm/vc4/vc4_crtc.c
+++ b/drivers/gpu/drm/vc4/vc4_crtc.c
@@ -449,14 +449,6 @@ static void vc4_crtc_atomic_flush(struct drm_crtc *crtc,
 
 	WARN_ON_ONCE(dlist_next - dlist_start != vc4_state->mm.size);
 
-	HVS_WRITE(SCALER_DISPLISTX(vc4_crtc->channel),
-		  vc4_state->mm.start);
-
-	if (debug_dump_regs) {
-		DRM_INFO("CRTC %d HVS after:\n", drm_crtc_index(crtc));
-		vc4_hvs_dump_state(dev);
-	}
-
 	if (crtc->state->event) {
 		unsigned long flags;
 
@@ -466,8 +458,20 @@ static void vc4_crtc_atomic_flush(struct drm_crtc *crtc,
 
 		spin_lock_irqsave(&dev->event_lock, flags);
 		vc4_crtc->event = crtc->state->event;
-		spin_unlock_irqrestore(&dev->event_lock, flags);
 		crtc->state->event = NULL;
+
+		HVS_WRITE(SCALER_DISPLISTX(vc4_crtc->channel),
+			  vc4_state->mm.start);
+
+		spin_unlock_irqrestore(&dev->event_lock, flags);
+	} else {
+		HVS_WRITE(SCALER_DISPLISTX(vc4_crtc->channel),
+			  vc4_state->mm.start);
+	}
+
+	if (debug_dump_regs) {
+		DRM_INFO("CRTC %d HVS after:\n", drm_crtc_index(crtc));
+		vc4_hvs_dump_state(dev);
 	}
 }
 
@@ -493,12 +497,17 @@ static void vc4_crtc_handle_page_flip(struct vc4_crtc *vc4_crtc)
 {
 	struct drm_crtc *crtc = &vc4_crtc->base;
 	struct drm_device *dev = crtc->dev;
+	struct vc4_dev *vc4 = to_vc4_dev(dev);
+	struct vc4_crtc_state *vc4_state = to_vc4_crtc_state(crtc->state);
+	u32 chan = vc4_crtc->channel;
 	unsigned long flags;
 
 	spin_lock_irqsave(&dev->event_lock, flags);
-	if (vc4_crtc->event) {
+	if (vc4_crtc->event &&
+	    (vc4_state->mm.start == HVS_READ(SCALER_DISPLACTX(chan)))) {
 		drm_crtc_send_vblank_event(crtc, vc4_crtc->event);
 		vc4_crtc->event = NULL;
+		drm_crtc_vblank_put(crtc);
 	}
 	spin_unlock_irqrestore(&dev->event_lock, flags);
 }
@@ -549,6 +558,7 @@ vc4_async_page_flip_complete(struct vc4_seqno_cb *cb)
 		spin_unlock_irqrestore(&dev->event_lock, flags);
 	}
 
+	drm_crtc_vblank_put(crtc);
 	drm_framebuffer_unreference(flip_state->fb);
 	kfree(flip_state);
 
@@ -591,6 +601,8 @@ static int vc4_async_page_flip(struct drm_crtc *crtc,
 		return ret;
 	}
 
+	WARN_ON(drm_crtc_vblank_get(crtc) != 0);
+
 	/* Immediately update the plane's legacy fb pointer, so that later
 	 * modeset prep sees the state that will be present when the semaphore
 	 * is released.
diff --git a/drivers/gpu/drm/vc4/vc4_drv.c b/drivers/gpu/drm/vc4/vc4_drv.c
index 9e88231b8906..54d0471243dd 100644
--- a/drivers/gpu/drm/vc4/vc4_drv.c
+++ b/drivers/gpu/drm/vc4/vc4_drv.c
@@ -66,12 +66,12 @@ static const struct file_operations vc4_drm_fops = {
 };
 
 static const struct drm_ioctl_desc vc4_drm_ioctls[] = {
-	DRM_IOCTL_DEF_DRV(VC4_SUBMIT_CL, vc4_submit_cl_ioctl, 0),
-	DRM_IOCTL_DEF_DRV(VC4_WAIT_SEQNO, vc4_wait_seqno_ioctl, 0),
-	DRM_IOCTL_DEF_DRV(VC4_WAIT_BO, vc4_wait_bo_ioctl, 0),
-	DRM_IOCTL_DEF_DRV(VC4_CREATE_BO, vc4_create_bo_ioctl, 0),
-	DRM_IOCTL_DEF_DRV(VC4_MMAP_BO, vc4_mmap_bo_ioctl, 0),
-	DRM_IOCTL_DEF_DRV(VC4_CREATE_SHADER_BO, vc4_create_shader_bo_ioctl, 0),
+	DRM_IOCTL_DEF_DRV(VC4_SUBMIT_CL, vc4_submit_cl_ioctl, DRM_RENDER_ALLOW),
+	DRM_IOCTL_DEF_DRV(VC4_WAIT_SEQNO, vc4_wait_seqno_ioctl, DRM_RENDER_ALLOW),
+	DRM_IOCTL_DEF_DRV(VC4_WAIT_BO, vc4_wait_bo_ioctl, DRM_RENDER_ALLOW),
+	DRM_IOCTL_DEF_DRV(VC4_CREATE_BO, vc4_create_bo_ioctl, DRM_RENDER_ALLOW),
+	DRM_IOCTL_DEF_DRV(VC4_MMAP_BO, vc4_mmap_bo_ioctl, DRM_RENDER_ALLOW),
+	DRM_IOCTL_DEF_DRV(VC4_CREATE_SHADER_BO, vc4_create_shader_bo_ioctl, DRM_RENDER_ALLOW),
 	DRM_IOCTL_DEF_DRV(VC4_GET_HANG_STATE, vc4_get_hang_state_ioctl,
 			  DRM_ROOT_ONLY),
 };
@@ -91,7 +91,7 @@ static struct drm_driver vc4_drm_driver = {
 
 	.enable_vblank = vc4_enable_vblank,
 	.disable_vblank = vc4_disable_vblank,
-	.get_vblank_counter = drm_vblank_count,
+	.get_vblank_counter = drm_vblank_no_hw_counter,
 
 #if defined(CONFIG_DEBUG_FS)
 	.debugfs_init = vc4_debugfs_init,
diff --git a/drivers/gpu/drm/vc4/vc4_kms.c b/drivers/gpu/drm/vc4/vc4_kms.c
index 8f4d5ffc32be..9a217fd025f3 100644
--- a/drivers/gpu/drm/vc4/vc4_kms.c
+++ b/drivers/gpu/drm/vc4/vc4_kms.c
@@ -119,10 +119,18 @@ static int vc4_atomic_commit(struct drm_device *dev,
 		return -ENOMEM;
 
 	/* Make sure that any outstanding modesets have finished. */
-	ret = down_interruptible(&vc4->async_modeset);
-	if (ret) {
-		kfree(c);
-		return ret;
+	if (nonblock) {
+		ret = down_trylock(&vc4->async_modeset);
+		if (ret) {
+			kfree(c);
+			return -EBUSY;
+		}
+	} else {
+		ret = down_interruptible(&vc4->async_modeset);
+		if (ret) {
+			kfree(c);
+			return ret;
+		}
 	}
 
 	ret = drm_atomic_helper_prepare_planes(dev, state);
diff --git a/drivers/gpu/drm/vc4/vc4_regs.h b/drivers/gpu/drm/vc4/vc4_regs.h
index 6163b95c5411..f99eece4cc97 100644
--- a/drivers/gpu/drm/vc4/vc4_regs.h
+++ b/drivers/gpu/drm/vc4/vc4_regs.h
@@ -341,6 +341,10 @@
 #define SCALER_DISPLACT0                        0x00000030
 #define SCALER_DISPLACT1                        0x00000034
 #define SCALER_DISPLACT2                        0x00000038
+#define SCALER_DISPLACTX(x)			(SCALER_DISPLACT0 +	\
+						 (x) * (SCALER_DISPLACT1 - \
+							SCALER_DISPLACT0))
+
 #define SCALER_DISPCTRL0                        0x00000040
 # define SCALER_DISPCTRLX_ENABLE		BIT(31)
 # define SCALER_DISPCTRLX_RESET			BIT(30)
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_msg.c b/drivers/gpu/drm/vmwgfx/vmwgfx_msg.c
index 6de283c8fa3e..f0374f9b56ca 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_msg.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_msg.c
@@ -28,6 +28,7 @@
 #include <linux/slab.h>
 #include <linux/module.h>
 #include <linux/kernel.h>
+#include <linux/frame.h>
 #include <asm/hypervisor.h>
 #include "drmP.h"
 #include "vmwgfx_msg.h"
@@ -194,7 +195,7 @@ static int vmw_send_msg(struct rpc_channel *channel, const char *msg)
 
 	return -EINVAL;
 }
-
+STACK_FRAME_NON_STANDARD(vmw_send_msg);
 
 
 /**
@@ -304,6 +305,7 @@ static int vmw_recv_msg(struct rpc_channel *channel, void **msg,
 
 	return 0;
 }
+STACK_FRAME_NON_STANDARD(vmw_recv_msg);
 
 
 /**
diff --git a/drivers/hid/hid-elo.c b/drivers/hid/hid-elo.c
index aad8c162a825..0cd4f7216239 100644
--- a/drivers/hid/hid-elo.c
+++ b/drivers/hid/hid-elo.c
@@ -261,7 +261,7 @@ static void elo_remove(struct hid_device *hdev)
 	struct elo_priv *priv = hid_get_drvdata(hdev);
 
 	hid_hw_stop(hdev);
-	flush_workqueue(wq);
+	cancel_delayed_work_sync(&priv->work);
 	kfree(priv);
 }
 
diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
index c741f5e50a66..95b7d61d9910 100644
--- a/drivers/hid/hid-multitouch.c
+++ b/drivers/hid/hid-multitouch.c
@@ -1401,6 +1401,11 @@ static const struct hid_device_id mt_devices[] = {
 		MT_USB_DEVICE(USB_VENDOR_ID_NOVATEK,
 			USB_DEVICE_ID_NOVATEK_PCT) },
 
+	/* Ntrig Panel */
+	{ .driver_data = MT_CLS_NSMU,
+		HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8,
+			USB_VENDOR_ID_NTRIG, 0x1b05) },
+
 	/* PixArt optical touch screen */
 	{ .driver_data = MT_CLS_INRANGE_CONTACTNUMBER,
 		MT_USB_DEVICE(USB_VENDOR_ID_PIXART,
diff --git a/drivers/hid/usbhid/hiddev.c b/drivers/hid/usbhid/hiddev.c
index 2f1ddca6f2e0..700145b15088 100644
--- a/drivers/hid/usbhid/hiddev.c
+++ b/drivers/hid/usbhid/hiddev.c
@@ -516,13 +516,13 @@ static noinline int hiddev_ioctl_usage(struct hiddev *hiddev, unsigned int cmd,
 					goto inval;
 			} else if (uref->usage_index >= field->report_count)
 				goto inval;
-
-			else if ((cmd == HIDIOCGUSAGES || cmd == HIDIOCSUSAGES) &&
-				 (uref_multi->num_values > HID_MAX_MULTI_USAGES ||
-				  uref->usage_index + uref_multi->num_values > field->report_count))
-				goto inval;
 		}
 
+		if ((cmd == HIDIOCGUSAGES || cmd == HIDIOCSUSAGES) &&
+		    (uref_multi->num_values > HID_MAX_MULTI_USAGES ||
+		     uref->usage_index + uref_multi->num_values > field->report_count))
+			goto inval;
+
 		switch (cmd) {
 		case HIDIOCGUSAGE:
 			uref->value = field->value[uref->usage_index];
diff --git a/drivers/hwmon/dell-smm-hwmon.c b/drivers/hwmon/dell-smm-hwmon.c
index c43318d3416e..2ac87d553e22 100644
--- a/drivers/hwmon/dell-smm-hwmon.c
+++ b/drivers/hwmon/dell-smm-hwmon.c
@@ -35,6 +35,7 @@
 #include <linux/uaccess.h>
 #include <linux/io.h>
 #include <linux/sched.h>
+#include <linux/ctype.h>
 
 #include <linux/i8k.h>
 
@@ -66,11 +67,13 @@
 
 static DEFINE_MUTEX(i8k_mutex);
 static char bios_version[4];
+static char bios_machineid[16];
 static struct device *i8k_hwmon_dev;
 static u32 i8k_hwmon_flags;
 static uint i8k_fan_mult = I8K_FAN_MULT;
 static uint i8k_pwm_mult;
 static uint i8k_fan_max = I8K_FAN_HIGH;
+static bool disallow_fan_type_call;
 
 #define I8K_HWMON_HAVE_TEMP1	(1 << 0)
 #define I8K_HWMON_HAVE_TEMP2	(1 << 1)
@@ -94,13 +97,13 @@ module_param(ignore_dmi, bool, 0);
 MODULE_PARM_DESC(ignore_dmi, "Continue probing hardware even if DMI data does not match");
 
 #if IS_ENABLED(CONFIG_I8K)
-static bool restricted;
+static bool restricted = true;
 module_param(restricted, bool, 0);
-MODULE_PARM_DESC(restricted, "Allow fan control if SYS_ADMIN capability set");
+MODULE_PARM_DESC(restricted, "Restrict fan control and serial number to CAP_SYS_ADMIN (default: 1)");
 
 static bool power_status;
 module_param(power_status, bool, 0600);
-MODULE_PARM_DESC(power_status, "Report power status in /proc/i8k");
+MODULE_PARM_DESC(power_status, "Report power status in /proc/i8k (default: 0)");
 #endif
 
 static uint fan_mult;
@@ -235,14 +238,28 @@ static int i8k_get_fan_speed(int fan)
 /*
  * Read the fan type.
  */
-static int i8k_get_fan_type(int fan)
+static int _i8k_get_fan_type(int fan)
 {
 	struct smm_regs regs = { .eax = I8K_SMM_GET_FAN_TYPE, };
 
+	if (disallow_fan_type_call)
+		return -EINVAL;
+
 	regs.ebx = fan & 0xff;
 	return i8k_smm(&regs) ? : regs.eax & 0xff;
 }
 
+static int i8k_get_fan_type(int fan)
+{
+	/* I8K_SMM_GET_FAN_TYPE SMM call is expensive, so cache values */
+	static int types[2] = { INT_MIN, INT_MIN };
+
+	if (types[fan] == INT_MIN)
+		types[fan] = _i8k_get_fan_type(fan);
+
+	return types[fan];
+}
+
 /*
  * Read the fan nominal rpm for specific fan speed.
  */
@@ -387,14 +404,20 @@ i8k_ioctl_unlocked(struct file *fp, unsigned int cmd, unsigned long arg)
 
 	switch (cmd) {
 	case I8K_BIOS_VERSION:
+		if (!isdigit(bios_version[0]) || !isdigit(bios_version[1]) ||
+		    !isdigit(bios_version[2]))
+			return -EINVAL;
+
 		val = (bios_version[0] << 16) |
 				(bios_version[1] << 8) | bios_version[2];
 		break;
 
 	case I8K_MACHINE_ID:
-		memset(buff, 0, 16);
-		strlcpy(buff, i8k_get_dmi_data(DMI_PRODUCT_SERIAL),
-			sizeof(buff));
+		if (restricted && !capable(CAP_SYS_ADMIN))
+			return -EPERM;
+
+		memset(buff, 0, sizeof(buff));
+		strlcpy(buff, bios_machineid, sizeof(buff));
 		break;
 
 	case I8K_FN_STATUS:
@@ -511,7 +534,7 @@ static int i8k_proc_show(struct seq_file *seq, void *offset)
 	seq_printf(seq, "%s %s %s %d %d %d %d %d %d %d\n",
 		   I8K_PROC_FMT,
 		   bios_version,
-		   i8k_get_dmi_data(DMI_PRODUCT_SERIAL),
+		   (restricted && !capable(CAP_SYS_ADMIN)) ? "-1" : bios_machineid,
 		   cpu_temp,
 		   left_fan, right_fan, left_speed, right_speed,
 		   ac_power, fn_key);
@@ -718,6 +741,9 @@ static struct attribute *i8k_attrs[] = {
 static umode_t i8k_is_visible(struct kobject *kobj, struct attribute *attr,
 			      int index)
 {
+	if (disallow_fan_type_call &&
+	    (index == 9 || index == 12))
+		return 0;
 	if (index >= 0 && index <= 1 &&
 	    !(i8k_hwmon_flags & I8K_HWMON_HAVE_TEMP1))
 		return 0;
@@ -767,13 +793,17 @@ static int __init i8k_init_hwmon(void)
 	if (err >= 0)
 		i8k_hwmon_flags |= I8K_HWMON_HAVE_TEMP4;
 
-	/* First fan attributes, if fan type is OK */
-	err = i8k_get_fan_type(0);
+	/* First fan attributes, if fan status or type is OK */
+	err = i8k_get_fan_status(0);
+	if (err < 0)
+		err = i8k_get_fan_type(0);
 	if (err >= 0)
 		i8k_hwmon_flags |= I8K_HWMON_HAVE_FAN1;
 
-	/* Second fan attributes, if fan type is OK */
-	err = i8k_get_fan_type(1);
+	/* Second fan attributes, if fan status or type is OK */
+	err = i8k_get_fan_status(1);
+	if (err < 0)
+		err = i8k_get_fan_type(1);
 	if (err >= 0)
 		i8k_hwmon_flags |= I8K_HWMON_HAVE_FAN2;
 
@@ -929,12 +959,14 @@ static struct dmi_system_id i8k_dmi_table[] __initdata = {
 
 MODULE_DEVICE_TABLE(dmi, i8k_dmi_table);
 
-static struct dmi_system_id i8k_blacklist_dmi_table[] __initdata = {
+/*
+ * On some machines once I8K_SMM_GET_FAN_TYPE is issued then CPU fan speed
+ * randomly going up and down due to bug in Dell SMM or BIOS. Here is blacklist
+ * of affected Dell machines for which we disallow I8K_SMM_GET_FAN_TYPE call.
+ * See bug: https://bugzilla.kernel.org/show_bug.cgi?id=100121
+ */
+static struct dmi_system_id i8k_blacklist_fan_type_dmi_table[] __initdata = {
 	{
-		/*
-		 * CPU fan speed going up and down on Dell Studio XPS 8000
-		 * for unknown reasons.
-		 */
 		.ident = "Dell Studio XPS 8000",
 		.matches = {
 			DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
@@ -942,16 +974,19 @@ static struct dmi_system_id i8k_blacklist_dmi_table[] __initdata = {
 		},
 	},
 	{
-		/*
-		 * CPU fan speed going up and down on Dell Studio XPS 8100
-		 * for unknown reasons.
-		 */
 		.ident = "Dell Studio XPS 8100",
 		.matches = {
 			DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
 			DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Studio XPS 8100"),
 		},
 	},
+	{
+		.ident = "Dell Inspiron 580",
+		.matches = {
+			DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+			DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Inspiron 580 "),
+		},
+	},
 	{ }
 };
 
@@ -966,8 +1001,7 @@ static int __init i8k_probe(void)
 	/*
 	 * Get DMI information
 	 */
-	if (!dmi_check_system(i8k_dmi_table) ||
-	    dmi_check_system(i8k_blacklist_dmi_table)) {
+	if (!dmi_check_system(i8k_dmi_table)) {
 		if (!ignore_dmi && !force)
 			return -ENODEV;
 
@@ -978,8 +1012,13 @@ static int __init i8k_probe(void)
 			i8k_get_dmi_data(DMI_BIOS_VERSION));
 	}
 
+	if (dmi_check_system(i8k_blacklist_fan_type_dmi_table))
+		disallow_fan_type_call = true;
+
 	strlcpy(bios_version, i8k_get_dmi_data(DMI_BIOS_VERSION),
 		sizeof(bios_version));
+	strlcpy(bios_machineid, i8k_get_dmi_data(DMI_PRODUCT_SERIAL),
+		sizeof(bios_machineid));
 
 	/*
 	 * Get SMM Dell signature
diff --git a/drivers/hwmon/fam15h_power.c b/drivers/hwmon/fam15h_power.c
index eb97a9241d17..15aa49d082c4 100644
--- a/drivers/hwmon/fam15h_power.c
+++ b/drivers/hwmon/fam15h_power.c
@@ -172,9 +172,9 @@ static void do_read_registers_on_cu(void *_data)
  */
 static int read_registers(struct fam15h_power_data *data)
 {
-	int this_cpu, ret, cpu;
 	int core, this_core;
 	cpumask_var_t mask;
+	int ret, cpu;
 
 	ret = zalloc_cpumask_var(&mask, GFP_KERNEL);
 	if (!ret)
@@ -183,7 +183,6 @@ static int read_registers(struct fam15h_power_data *data)
 	memset(data->cu_on, 0, sizeof(int) * MAX_CUS);
 
 	get_online_cpus();
-	this_cpu = smp_processor_id();
 
 	/*
 	 * Choose the first online core of each compute unit, and then
@@ -205,12 +204,9 @@ static int read_registers(struct fam15h_power_data *data)
 		cpumask_set_cpu(cpumask_any(topology_sibling_cpumask(cpu)), mask);
 	}
 
-	if (cpumask_test_cpu(this_cpu, mask))
-		do_read_registers_on_cu(data);
+	on_each_cpu_mask(mask, do_read_registers_on_cu, data, true);
 
-	smp_call_function_many(mask, do_read_registers_on_cu, data, true);
 	put_online_cpus();
-
 	free_cpumask_var(mask);
 
 	return 0;
diff --git a/drivers/hwmon/lm90.c b/drivers/hwmon/lm90.c
index c9ff08dbe10c..e30a5939dc0d 100644
--- a/drivers/hwmon/lm90.c
+++ b/drivers/hwmon/lm90.c
@@ -375,7 +375,7 @@ struct lm90_data {
 	int kind;
 	u32 flags;
 
-	int update_interval;	/* in milliseconds */
+	unsigned int update_interval; /* in milliseconds */
 
 	u8 config_orig;		/* Original configuration register value */
 	u8 convrate_orig;	/* Original conversion rate register value */
diff --git a/drivers/hwtracing/coresight/coresight-tmc-etr.c b/drivers/hwtracing/coresight/coresight-tmc-etr.c
index 847d1b5f2c13..688be9e060fc 100644
--- a/drivers/hwtracing/coresight/coresight-tmc-etr.c
+++ b/drivers/hwtracing/coresight/coresight-tmc-etr.c
@@ -300,13 +300,10 @@ int tmc_read_unprepare_etr(struct tmc_drvdata *drvdata)
 	if (local_read(&drvdata->mode) == CS_MODE_SYSFS) {
 		/*
 		 * The trace run will continue with the same allocated trace
-		 * buffer. As such zero-out the buffer so that we don't end
-		 * up with stale data.
-		 *
-		 * Since the tracer is still enabled drvdata::buf
-		 * can't be NULL.
+		 * buffer. The trace buffer is cleared in tmc_etr_enable_hw(),
+		 * so we don't have to explicitly clear it. Also, since the
+		 * tracer is still enabled drvdata::buf can't be NULL.
 		 */
-		memset(drvdata->buf, 0, drvdata->size);
 		tmc_etr_enable_hw(drvdata);
 	} else {
 		/*
@@ -315,7 +312,7 @@ int tmc_read_unprepare_etr(struct tmc_drvdata *drvdata)
 		 */
 		vaddr = drvdata->vaddr;
 		paddr = drvdata->paddr;
-		drvdata->buf = NULL;
+		drvdata->buf = drvdata->vaddr = NULL;
 	}
 
 	drvdata->reading = false;
diff --git a/drivers/hwtracing/coresight/coresight.c b/drivers/hwtracing/coresight/coresight.c
index 5443d03a1eec..d08d1ab9bba5 100644
--- a/drivers/hwtracing/coresight/coresight.c
+++ b/drivers/hwtracing/coresight/coresight.c
@@ -385,7 +385,6 @@ static int _coresight_build_path(struct coresight_device *csdev,
 	int i;
 	bool found = false;
 	struct coresight_node *node;
-	struct coresight_connection *conn;
 
 	/* An activated sink has been found.  Enqueue the element */
 	if ((csdev->type == CORESIGHT_DEV_TYPE_SINK ||
@@ -394,8 +393,9 @@ static int _coresight_build_path(struct coresight_device *csdev,
 
 	/* Not a sink - recursively explore each port found on this element */
 	for (i = 0; i < csdev->nr_outport; i++) {
-		conn = &csdev->conns[i];
-		if (_coresight_build_path(conn->child_dev, path) == 0) {
+		struct coresight_device *child_dev = csdev->conns[i].child_dev;
+
+		if (child_dev && _coresight_build_path(child_dev, path) == 0) {
 			found = true;
 			break;
 		}
@@ -425,6 +425,7 @@ out:
 struct list_head *coresight_build_path(struct coresight_device *csdev)
 {
 	struct list_head *path;
+	int rc;
 
 	path = kzalloc(sizeof(struct list_head), GFP_KERNEL);
 	if (!path)
@@ -432,9 +433,10 @@ struct list_head *coresight_build_path(struct coresight_device *csdev)
 
 	INIT_LIST_HEAD(path);
 
-	if (_coresight_build_path(csdev, path)) {
+	rc = _coresight_build_path(csdev, path);
+	if (rc) {
 		kfree(path);
-		path = NULL;
+		return ERR_PTR(rc);
 	}
 
 	return path;
@@ -507,8 +509,9 @@ int coresight_enable(struct coresight_device *csdev)
 		goto out;
 
 	path = coresight_build_path(csdev);
-	if (!path) {
+	if (IS_ERR(path)) {
 		pr_err("building path(s) failed\n");
+		ret = PTR_ERR(path);
 		goto out;
 	}
 
diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c
index 64b1208bca5e..4a60ad214747 100644
--- a/drivers/i2c/busses/i2c-i801.c
+++ b/drivers/i2c/busses/i2c-i801.c
@@ -245,6 +245,13 @@ struct i801_priv {
 	struct platform_device *mux_pdev;
 #endif
 	struct platform_device *tco_pdev;
+
+	/*
+	 * If set to true the host controller registers are reserved for
+	 * ACPI AML use. Protected by acpi_lock.
+	 */
+	bool acpi_reserved;
+	struct mutex acpi_lock;
 };
 
 #define FEATURE_SMBUS_PEC	(1 << 0)
@@ -718,6 +725,12 @@ static s32 i801_access(struct i2c_adapter *adap, u16 addr,
 	int ret = 0, xact = 0;
 	struct i801_priv *priv = i2c_get_adapdata(adap);
 
+	mutex_lock(&priv->acpi_lock);
+	if (priv->acpi_reserved) {
+		mutex_unlock(&priv->acpi_lock);
+		return -EBUSY;
+	}
+
 	pm_runtime_get_sync(&priv->pci_dev->dev);
 
 	hwpec = (priv->features & FEATURE_SMBUS_PEC) && (flags & I2C_CLIENT_PEC)
@@ -820,6 +833,7 @@ static s32 i801_access(struct i2c_adapter *adap, u16 addr,
 out:
 	pm_runtime_mark_last_busy(&priv->pci_dev->dev);
 	pm_runtime_put_autosuspend(&priv->pci_dev->dev);
+	mutex_unlock(&priv->acpi_lock);
 	return ret;
 }
 
@@ -1257,6 +1271,83 @@ static void i801_add_tco(struct i801_priv *priv)
 	priv->tco_pdev = pdev;
 }
 
+#ifdef CONFIG_ACPI
+static acpi_status
+i801_acpi_io_handler(u32 function, acpi_physical_address address, u32 bits,
+		     u64 *value, void *handler_context, void *region_context)
+{
+	struct i801_priv *priv = handler_context;
+	struct pci_dev *pdev = priv->pci_dev;
+	acpi_status status;
+
+	/*
+	 * Once BIOS AML code touches the OpRegion we warn and inhibit any
+	 * further access from the driver itself. This device is now owned
+	 * by the system firmware.
+	 */
+	mutex_lock(&priv->acpi_lock);
+
+	if (!priv->acpi_reserved) {
+		priv->acpi_reserved = true;
+
+		dev_warn(&pdev->dev, "BIOS is accessing SMBus registers\n");
+		dev_warn(&pdev->dev, "Driver SMBus register access inhibited\n");
+
+		/*
+		 * BIOS is accessing the host controller so prevent it from
+		 * suspending automatically from now on.
+		 */
+		pm_runtime_get_sync(&pdev->dev);
+	}
+
+	if ((function & ACPI_IO_MASK) == ACPI_READ)
+		status = acpi_os_read_port(address, (u32 *)value, bits);
+	else
+		status = acpi_os_write_port(address, (u32)*value, bits);
+
+	mutex_unlock(&priv->acpi_lock);
+
+	return status;
+}
+
+static int i801_acpi_probe(struct i801_priv *priv)
+{
+	struct acpi_device *adev;
+	acpi_status status;
+
+	adev = ACPI_COMPANION(&priv->pci_dev->dev);
+	if (adev) {
+		status = acpi_install_address_space_handler(adev->handle,
+				ACPI_ADR_SPACE_SYSTEM_IO, i801_acpi_io_handler,
+				NULL, priv);
+		if (ACPI_SUCCESS(status))
+			return 0;
+	}
+
+	return acpi_check_resource_conflict(&priv->pci_dev->resource[SMBBAR]);
+}
+
+static void i801_acpi_remove(struct i801_priv *priv)
+{
+	struct acpi_device *adev;
+
+	adev = ACPI_COMPANION(&priv->pci_dev->dev);
+	if (!adev)
+		return;
+
+	acpi_remove_address_space_handler(adev->handle,
+		ACPI_ADR_SPACE_SYSTEM_IO, i801_acpi_io_handler);
+
+	mutex_lock(&priv->acpi_lock);
+	if (priv->acpi_reserved)
+		pm_runtime_put(&priv->pci_dev->dev);
+	mutex_unlock(&priv->acpi_lock);
+}
+#else
+static inline int i801_acpi_probe(struct i801_priv *priv) { return 0; }
+static inline void i801_acpi_remove(struct i801_priv *priv) { }
+#endif
+
 static int i801_probe(struct pci_dev *dev, const struct pci_device_id *id)
 {
 	unsigned char temp;
@@ -1274,6 +1365,7 @@ static int i801_probe(struct pci_dev *dev, const struct pci_device_id *id)
 	priv->adapter.dev.parent = &dev->dev;
 	ACPI_COMPANION_SET(&priv->adapter.dev, ACPI_COMPANION(&dev->dev));
 	priv->adapter.retries = 3;
+	mutex_init(&priv->acpi_lock);
 
 	priv->pci_dev = dev;
 	switch (dev->device) {
@@ -1336,10 +1428,8 @@ static int i801_probe(struct pci_dev *dev, const struct pci_device_id *id)
 		return -ENODEV;
 	}
 
-	err = acpi_check_resource_conflict(&dev->resource[SMBBAR]);
-	if (err) {
+	if (i801_acpi_probe(priv))
 		return -ENODEV;
-	}
 
 	err = pcim_iomap_regions(dev, 1 << SMBBAR,
 				 dev_driver_string(&dev->dev));
@@ -1348,6 +1438,7 @@ static int i801_probe(struct pci_dev *dev, const struct pci_device_id *id)
 			"Failed to request SMBus region 0x%lx-0x%Lx\n",
 			priv->smba,
 			(unsigned long long)pci_resource_end(dev, SMBBAR));
+		i801_acpi_remove(priv);
 		return err;
 	}
 
@@ -1412,6 +1503,7 @@ static int i801_probe(struct pci_dev *dev, const struct pci_device_id *id)
 	err = i2c_add_adapter(&priv->adapter);
 	if (err) {
 		dev_err(&dev->dev, "Failed to add SMBus adapter\n");
+		i801_acpi_remove(priv);
 		return err;
 	}
 
@@ -1438,6 +1530,7 @@ static void i801_remove(struct pci_dev *dev)
 
 	i801_del_mux(priv);
 	i2c_del_adapter(&priv->adapter);
+	i801_acpi_remove(priv);
 	pci_write_config_byte(dev, SMBHSTCFG, priv->original_hstcfg);
 
 	platform_device_unregister(priv->tco_pdev);
diff --git a/drivers/i2c/busses/i2c-octeon.c b/drivers/i2c/busses/i2c-octeon.c
index aa5f01efd826..30ae35146723 100644
--- a/drivers/i2c/busses/i2c-octeon.c
+++ b/drivers/i2c/busses/i2c-octeon.c
@@ -934,8 +934,15 @@ static int octeon_i2c_read(struct octeon_i2c *i2c, int target,
 		return result;
 
 	for (i = 0; i < length; i++) {
-		/* for the last byte TWSI_CTL_AAK must not be set */
-		if (i + 1 == length)
+		/*
+		 * For the last byte to receive TWSI_CTL_AAK must not be set.
+		 *
+		 * A special case is I2C_M_RECV_LEN where we don't know the
+		 * additional length yet. If recv_len is set we assume we're
+		 * not reading the final byte and therefore need to set
+		 * TWSI_CTL_AAK.
+		 */
+		if ((i + 1 == length) && !(recv_len && i == 0))
 			final_read = true;
 
 		/* clear iflg to allow next event */
@@ -950,12 +957,8 @@ static int octeon_i2c_read(struct octeon_i2c *i2c, int target,
 
 		data[i] = octeon_i2c_data_read(i2c);
 		if (recv_len && i == 0) {
-			if (data[i] > I2C_SMBUS_BLOCK_MAX + 1) {
-				dev_err(i2c->dev,
-					"%s: read len > I2C_SMBUS_BLOCK_MAX %d\n",
-					__func__, data[i]);
+			if (data[i] > I2C_SMBUS_BLOCK_MAX + 1)
 				return -EPROTO;
-			}
 			length += data[i];
 		}
 
diff --git a/drivers/i2c/muxes/i2c-mux-reg.c b/drivers/i2c/muxes/i2c-mux-reg.c
index 6773cadf7c9f..26e7c5187a58 100644
--- a/drivers/i2c/muxes/i2c-mux-reg.c
+++ b/drivers/i2c/muxes/i2c-mux-reg.c
@@ -260,6 +260,7 @@ static struct platform_driver i2c_mux_reg_driver = {
 	.remove	= i2c_mux_reg_remove,
 	.driver	= {
 		.name	= "i2c-mux-reg",
+		.of_match_table = of_match_ptr(i2c_mux_reg_of_match),
 	},
 };
 
diff --git a/drivers/iio/accel/st_accel_buffer.c b/drivers/iio/accel/st_accel_buffer.c
index a1e642ee13d6..7fddc137e91e 100644
--- a/drivers/iio/accel/st_accel_buffer.c
+++ b/drivers/iio/accel/st_accel_buffer.c
@@ -91,7 +91,7 @@ static const struct iio_buffer_setup_ops st_accel_buffer_setup_ops = {
 
 int st_accel_allocate_ring(struct iio_dev *indio_dev)
 {
-	return iio_triggered_buffer_setup(indio_dev, &iio_pollfunc_store_time,
+	return iio_triggered_buffer_setup(indio_dev, NULL,
 		&st_sensors_trigger_handler, &st_accel_buffer_setup_ops);
 }
 
diff --git a/drivers/iio/accel/st_accel_core.c b/drivers/iio/accel/st_accel_core.c
index dc73f2d85e6d..4d95bfc4786c 100644
--- a/drivers/iio/accel/st_accel_core.c
+++ b/drivers/iio/accel/st_accel_core.c
@@ -741,6 +741,7 @@ static const struct iio_info accel_info = {
 static const struct iio_trigger_ops st_accel_trigger_ops = {
 	.owner = THIS_MODULE,
 	.set_trigger_state = ST_ACCEL_TRIGGER_SET_STATE,
+	.validate_device = st_sensors_validate_device,
 };
 #define ST_ACCEL_TRIGGER_OPS (&st_accel_trigger_ops)
 #else
diff --git a/drivers/iio/common/st_sensors/st_sensors_buffer.c b/drivers/iio/common/st_sensors/st_sensors_buffer.c
index c55898543a47..f1693dbebb8a 100644
--- a/drivers/iio/common/st_sensors/st_sensors_buffer.c
+++ b/drivers/iio/common/st_sensors/st_sensors_buffer.c
@@ -57,31 +57,20 @@ irqreturn_t st_sensors_trigger_handler(int irq, void *p)
 	struct iio_poll_func *pf = p;
 	struct iio_dev *indio_dev = pf->indio_dev;
 	struct st_sensor_data *sdata = iio_priv(indio_dev);
+	s64 timestamp;
 
-	/* If we have a status register, check if this IRQ came from us */
-	if (sdata->sensor_settings->drdy_irq.addr_stat_drdy) {
-		u8 status;
-
-		len = sdata->tf->read_byte(&sdata->tb, sdata->dev,
-			   sdata->sensor_settings->drdy_irq.addr_stat_drdy,
-			   &status);
-		if (len < 0)
-			dev_err(sdata->dev, "could not read channel status\n");
-
-		/*
-		 * If this was not caused by any channels on this sensor,
-		 * return IRQ_NONE
-		 */
-		if (!(status & (u8)indio_dev->active_scan_mask[0]))
-			return IRQ_NONE;
-	}
+	/* If we do timetamping here, do it before reading the values */
+	if (sdata->hw_irq_trigger)
+		timestamp = sdata->hw_timestamp;
+	else
+		timestamp = iio_get_time_ns();
 
 	len = st_sensors_get_buffer_element(indio_dev, sdata->buffer_data);
 	if (len < 0)
 		goto st_sensors_get_buffer_element_error;
 
 	iio_push_to_buffers_with_timestamp(indio_dev, sdata->buffer_data,
-		pf->timestamp);
+					   timestamp);
 
 st_sensors_get_buffer_element_error:
 	iio_trigger_notify_done(indio_dev->trig);
diff --git a/drivers/iio/common/st_sensors/st_sensors_core.c b/drivers/iio/common/st_sensors/st_sensors_core.c
index dffe00692169..9e59c90f6a8d 100644
--- a/drivers/iio/common/st_sensors/st_sensors_core.c
+++ b/drivers/iio/common/st_sensors/st_sensors_core.c
@@ -363,6 +363,11 @@ int st_sensors_init_sensor(struct iio_dev *indio_dev,
 	if (err < 0)
 		return err;
 
+	/* Disable DRDY, this might be still be enabled after reboot. */
+	err = st_sensors_set_dataready_irq(indio_dev, false);
+	if (err < 0)
+		return err;
+
 	if (sdata->current_fullscale) {
 		err = st_sensors_set_fullscale(indio_dev,
 						sdata->current_fullscale->num);
@@ -424,6 +429,9 @@ int st_sensors_set_dataready_irq(struct iio_dev *indio_dev, bool enable)
 	else
 		drdy_mask = sdata->sensor_settings->drdy_irq.mask_int2;
 
+	/* Flag to the poll function that the hardware trigger is in use */
+	sdata->hw_irq_trigger = enable;
+
 	/* Enable/Disable the interrupt generator for data ready. */
 	err = st_sensors_write_data_with_mask(indio_dev,
 					sdata->sensor_settings->drdy_irq.addr,
diff --git a/drivers/iio/common/st_sensors/st_sensors_trigger.c b/drivers/iio/common/st_sensors/st_sensors_trigger.c
index da72279fcf99..296e4ff19ae8 100644
--- a/drivers/iio/common/st_sensors/st_sensors_trigger.c
+++ b/drivers/iio/common/st_sensors/st_sensors_trigger.c
@@ -17,6 +17,73 @@
 #include <linux/iio/common/st_sensors.h>
 #include "st_sensors_core.h"
 
+/**
+ * st_sensors_irq_handler() - top half of the IRQ-based triggers
+ * @irq: irq number
+ * @p: private handler data
+ */
+irqreturn_t st_sensors_irq_handler(int irq, void *p)
+{
+	struct iio_trigger *trig = p;
+	struct iio_dev *indio_dev = iio_trigger_get_drvdata(trig);
+	struct st_sensor_data *sdata = iio_priv(indio_dev);
+
+	/* Get the time stamp as close in time as possible */
+	sdata->hw_timestamp = iio_get_time_ns();
+	return IRQ_WAKE_THREAD;
+}
+
+/**
+ * st_sensors_irq_thread() - bottom half of the IRQ-based triggers
+ * @irq: irq number
+ * @p: private handler data
+ */
+irqreturn_t st_sensors_irq_thread(int irq, void *p)
+{
+	struct iio_trigger *trig = p;
+	struct iio_dev *indio_dev = iio_trigger_get_drvdata(trig);
+	struct st_sensor_data *sdata = iio_priv(indio_dev);
+	int ret;
+
+	/*
+	 * If this trigger is backed by a hardware interrupt and we have a
+	 * status register, check if this IRQ came from us
+	 */
+	if (sdata->sensor_settings->drdy_irq.addr_stat_drdy) {
+		u8 status;
+
+		ret = sdata->tf->read_byte(&sdata->tb, sdata->dev,
+			   sdata->sensor_settings->drdy_irq.addr_stat_drdy,
+			   &status);
+		if (ret < 0) {
+			dev_err(sdata->dev, "could not read channel status\n");
+			goto out_poll;
+		}
+		/*
+		 * the lower bits of .active_scan_mask[0] is directly mapped
+		 * to the channels on the sensor: either bit 0 for
+		 * one-dimensional sensors, or e.g. x,y,z for accelerometers,
+		 * gyroscopes or magnetometers. No sensor use more than 3
+		 * channels, so cut the other status bits here.
+		 */
+		status &= 0x07;
+
+		/*
+		 * If this was not caused by any channels on this sensor,
+		 * return IRQ_NONE
+		 */
+		if (!indio_dev->active_scan_mask)
+			return IRQ_NONE;
+		if (!(status & (u8)indio_dev->active_scan_mask[0]))
+			return IRQ_NONE;
+	}
+
+out_poll:
+	/* It's our IRQ: proceed to handle the register polling */
+	iio_trigger_poll_chained(p);
+	return IRQ_HANDLED;
+}
+
 int st_sensors_allocate_trigger(struct iio_dev *indio_dev,
 				const struct iio_trigger_ops *trigger_ops)
 {
@@ -30,6 +97,10 @@ int st_sensors_allocate_trigger(struct iio_dev *indio_dev,
 		return -ENOMEM;
 	}
 
+	iio_trigger_set_drvdata(sdata->trig, indio_dev);
+	sdata->trig->ops = trigger_ops;
+	sdata->trig->dev.parent = sdata->dev;
+
 	irq = sdata->get_irq_data_ready(indio_dev);
 	irq_trig = irqd_get_trigger_type(irq_get_irq_data(irq));
 	/*
@@ -77,9 +148,12 @@ int st_sensors_allocate_trigger(struct iio_dev *indio_dev,
 	    sdata->sensor_settings->drdy_irq.addr_stat_drdy)
 		irq_trig |= IRQF_SHARED;
 
-	err = request_threaded_irq(irq,
-			iio_trigger_generic_data_rdy_poll,
-			NULL,
+	/* Let's create an interrupt thread masking the hard IRQ here */
+	irq_trig |= IRQF_ONESHOT;
+
+	err = request_threaded_irq(sdata->get_irq_data_ready(indio_dev),
+			st_sensors_irq_handler,
+			st_sensors_irq_thread,
 			irq_trig,
 			sdata->trig->name,
 			sdata->trig);
@@ -88,10 +162,6 @@ int st_sensors_allocate_trigger(struct iio_dev *indio_dev,
 		goto iio_trigger_free;
 	}
 
-	iio_trigger_set_drvdata(sdata->trig, indio_dev);
-	sdata->trig->ops = trigger_ops;
-	sdata->trig->dev.parent = sdata->dev;
-
 	err = iio_trigger_register(sdata->trig);
 	if (err < 0) {
 		dev_err(&indio_dev->dev, "failed to register iio trigger.\n");
@@ -119,6 +189,18 @@ void st_sensors_deallocate_trigger(struct iio_dev *indio_dev)
 }
 EXPORT_SYMBOL(st_sensors_deallocate_trigger);
 
+int st_sensors_validate_device(struct iio_trigger *trig,
+			       struct iio_dev *indio_dev)
+{
+	struct iio_dev *indio = iio_trigger_get_drvdata(trig);
+
+	if (indio != indio_dev)
+		return -EINVAL;
+
+	return 0;
+}
+EXPORT_SYMBOL(st_sensors_validate_device);
+
 MODULE_AUTHOR("Denis Ciocca <denis.ciocca@st.com>");
 MODULE_DESCRIPTION("STMicroelectronics ST-sensors trigger");
 MODULE_LICENSE("GPL v2");
diff --git a/drivers/iio/dac/Kconfig b/drivers/iio/dac/Kconfig
index e63b957c985f..f7c71da42f15 100644
--- a/drivers/iio/dac/Kconfig
+++ b/drivers/iio/dac/Kconfig
@@ -247,7 +247,7 @@ config MCP4922
 
 config STX104
 	tristate "Apex Embedded Systems STX104 DAC driver"
-	depends on X86 && ISA
+	depends on X86 && ISA_BUS_API
 	help
 	  Say yes here to build support for the 2-channel DAC on the Apex
 	  Embedded Systems STX104 integrated analog PC/104 card. The base port
diff --git a/drivers/iio/dac/ad5592r-base.c b/drivers/iio/dac/ad5592r-base.c
index 948f600e7059..69bde5909854 100644
--- a/drivers/iio/dac/ad5592r-base.c
+++ b/drivers/iio/dac/ad5592r-base.c
@@ -525,7 +525,7 @@ static int ad5592r_alloc_channels(struct ad5592r_state *st)
 
 	device_for_each_child_node(st->dev, child) {
 		ret = fwnode_property_read_u32(child, "reg", &reg);
-		if (ret || reg > ARRAY_SIZE(st->channel_modes))
+		if (ret || reg >= ARRAY_SIZE(st->channel_modes))
 			continue;
 
 		ret = fwnode_property_read_u32(child, "adi,mode", &tmp);
diff --git a/drivers/iio/gyro/st_gyro_buffer.c b/drivers/iio/gyro/st_gyro_buffer.c
index d67b17b6a7aa..a5377044e42f 100644
--- a/drivers/iio/gyro/st_gyro_buffer.c
+++ b/drivers/iio/gyro/st_gyro_buffer.c
@@ -91,7 +91,7 @@ static const struct iio_buffer_setup_ops st_gyro_buffer_setup_ops = {
 
 int st_gyro_allocate_ring(struct iio_dev *indio_dev)
 {
-	return iio_triggered_buffer_setup(indio_dev, &iio_pollfunc_store_time,
+	return iio_triggered_buffer_setup(indio_dev, NULL,
 		&st_sensors_trigger_handler, &st_gyro_buffer_setup_ops);
 }
 
diff --git a/drivers/iio/gyro/st_gyro_core.c b/drivers/iio/gyro/st_gyro_core.c
index 52a3c87c375c..a8012955a1f6 100644
--- a/drivers/iio/gyro/st_gyro_core.c
+++ b/drivers/iio/gyro/st_gyro_core.c
@@ -409,6 +409,7 @@ static const struct iio_info gyro_info = {
 static const struct iio_trigger_ops st_gyro_trigger_ops = {
 	.owner = THIS_MODULE,
 	.set_trigger_state = ST_GYRO_TRIGGER_SET_STATE,
+	.validate_device = st_sensors_validate_device,
 };
 #define ST_GYRO_TRIGGER_OPS (&st_gyro_trigger_ops)
 #else
diff --git a/drivers/iio/humidity/am2315.c b/drivers/iio/humidity/am2315.c
index 3be6d209a159..11535911a5c6 100644
--- a/drivers/iio/humidity/am2315.c
+++ b/drivers/iio/humidity/am2315.c
@@ -165,10 +165,8 @@ static irqreturn_t am2315_trigger_handler(int irq, void *p)
 	struct am2315_sensor_data sensor_data;
 
 	ret = am2315_read_data(data, &sensor_data);
-	if (ret < 0) {
-		mutex_unlock(&data->lock);
+	if (ret < 0)
 		goto err;
-	}
 
 	mutex_lock(&data->lock);
 	if (*(indio_dev->active_scan_mask) == AM2315_ALL_CHANNEL_MASK) {
diff --git a/drivers/iio/humidity/hdc100x.c b/drivers/iio/humidity/hdc100x.c
index fa4767613173..a03832a5fc95 100644
--- a/drivers/iio/humidity/hdc100x.c
+++ b/drivers/iio/humidity/hdc100x.c
@@ -55,7 +55,7 @@ static const struct {
 	},
 	{ /* IIO_HUMIDITYRELATIVE channel */
 		.shift = 8,
-		.mask = 2,
+		.mask = 3,
 	},
 };
 
@@ -164,14 +164,14 @@ static int hdc100x_get_measurement(struct hdc100x_data *data,
 		dev_err(&client->dev, "cannot read high byte measurement");
 		return ret;
 	}
-	val = ret << 6;
+	val = ret << 8;
 
 	ret = i2c_smbus_read_byte(client);
 	if (ret < 0) {
 		dev_err(&client->dev, "cannot read low byte measurement");
 		return ret;
 	}
-	val |= ret >> 2;
+	val |= ret;
 
 	return val;
 }
@@ -211,18 +211,18 @@ static int hdc100x_read_raw(struct iio_dev *indio_dev,
 		return IIO_VAL_INT_PLUS_MICRO;
 	case IIO_CHAN_INFO_SCALE:
 		if (chan->type == IIO_TEMP) {
-			*val = 165;
-			*val2 = 65536 >> 2;
+			*val = 165000;
+			*val2 = 65536;
 			return IIO_VAL_FRACTIONAL;
 		} else {
-			*val = 0;
-			*val2 = 10000;
-			return IIO_VAL_INT_PLUS_MICRO;
+			*val = 100;
+			*val2 = 65536;
+			return IIO_VAL_FRACTIONAL;
 		}
 		break;
 	case IIO_CHAN_INFO_OFFSET:
-		*val = -3971;
-		*val2 = 879096;
+		*val = -15887;
+		*val2 = 515151;
 		return IIO_VAL_INT_PLUS_MICRO;
 	default:
 		return -EINVAL;
diff --git a/drivers/iio/imu/bmi160/bmi160_core.c b/drivers/iio/imu/bmi160/bmi160_core.c
index 0bf92b06d7d8..b8a290ec984e 100644
--- a/drivers/iio/imu/bmi160/bmi160_core.c
+++ b/drivers/iio/imu/bmi160/bmi160_core.c
@@ -209,11 +209,11 @@ static const struct  bmi160_scale_item bmi160_scale_table[] = {
 };
 
 static const struct bmi160_odr bmi160_accel_odr[] = {
-	{0x01, 0, 78125},
-	{0x02, 1, 5625},
-	{0x03, 3, 125},
-	{0x04, 6, 25},
-	{0x05, 12, 5},
+	{0x01, 0, 781250},
+	{0x02, 1, 562500},
+	{0x03, 3, 125000},
+	{0x04, 6, 250000},
+	{0x05, 12, 500000},
 	{0x06, 25, 0},
 	{0x07, 50, 0},
 	{0x08, 100, 0},
@@ -229,7 +229,7 @@ static const struct bmi160_odr bmi160_gyro_odr[] = {
 	{0x08, 100, 0},
 	{0x09, 200, 0},
 	{0x0A, 400, 0},
-	{0x0B, 8000, 0},
+	{0x0B, 800, 0},
 	{0x0C, 1600, 0},
 	{0x0D, 3200, 0},
 };
@@ -364,8 +364,8 @@ int bmi160_set_odr(struct bmi160_data *data, enum bmi160_sensor_type t,
 
 	return regmap_update_bits(data->regmap,
 				  bmi160_regs[t].config,
-				  bmi160_odr_table[t].tbl[i].bits,
-				  bmi160_regs[t].config_odr_mask);
+				  bmi160_regs[t].config_odr_mask,
+				  bmi160_odr_table[t].tbl[i].bits);
 }
 
 static int bmi160_get_odr(struct bmi160_data *data, enum bmi160_sensor_type t,
diff --git a/drivers/iio/industrialio-trigger.c b/drivers/iio/industrialio-trigger.c
index ae2806aafb72..0c52dfe64977 100644
--- a/drivers/iio/industrialio-trigger.c
+++ b/drivers/iio/industrialio-trigger.c
@@ -210,22 +210,35 @@ static int iio_trigger_attach_poll_func(struct iio_trigger *trig,
 
 	/* Prevent the module from being removed whilst attached to a trigger */
 	__module_get(pf->indio_dev->info->driver_module);
+
+	/* Get irq number */
 	pf->irq = iio_trigger_get_irq(trig);
+	if (pf->irq < 0)
+		goto out_put_module;
+
+	/* Request irq */
 	ret = request_threaded_irq(pf->irq, pf->h, pf->thread,
 				   pf->type, pf->name,
 				   pf);
-	if (ret < 0) {
-		module_put(pf->indio_dev->info->driver_module);
-		return ret;
-	}
+	if (ret < 0)
+		goto out_put_irq;
 
+	/* Enable trigger in driver */
 	if (trig->ops && trig->ops->set_trigger_state && notinuse) {
 		ret = trig->ops->set_trigger_state(trig, true);
 		if (ret < 0)
-			module_put(pf->indio_dev->info->driver_module);
+			goto out_free_irq;
 	}
 
 	return ret;
+
+out_free_irq:
+	free_irq(pf->irq, pf);
+out_put_irq:
+	iio_trigger_put_irq(trig, pf->irq);
+out_put_module:
+	module_put(pf->indio_dev->info->driver_module);
+	return ret;
 }
 
 static int iio_trigger_detach_poll_func(struct iio_trigger *trig,
diff --git a/drivers/iio/light/apds9960.c b/drivers/iio/light/apds9960.c
index b4dbb3912977..651d57b8abbf 100644
--- a/drivers/iio/light/apds9960.c
+++ b/drivers/iio/light/apds9960.c
@@ -1011,6 +1011,7 @@ static int apds9960_probe(struct i2c_client *client,
 
 	iio_device_attach_buffer(indio_dev, buffer);
 
+	indio_dev->dev.parent = &client->dev;
 	indio_dev->info = &apds9960_info;
 	indio_dev->name = APDS9960_DRV_NAME;
 	indio_dev->channels = apds9960_channels;
diff --git a/drivers/iio/light/bh1780.c b/drivers/iio/light/bh1780.c
index 72b364e4aa72..b54dcba05a82 100644
--- a/drivers/iio/light/bh1780.c
+++ b/drivers/iio/light/bh1780.c
@@ -84,7 +84,7 @@ static int bh1780_debugfs_reg_access(struct iio_dev *indio_dev,
 	int ret;
 
 	if (!readval)
-		bh1780_write(bh1780, (u8)reg, (u8)writeval);
+		return bh1780_write(bh1780, (u8)reg, (u8)writeval);
 
 	ret = bh1780_read(bh1780, (u8)reg);
 	if (ret < 0)
@@ -187,7 +187,7 @@ static int bh1780_probe(struct i2c_client *client,
 
 	indio_dev->dev.parent = &client->dev;
 	indio_dev->info = &bh1780_info;
-	indio_dev->name = id->name;
+	indio_dev->name = "bh1780";
 	indio_dev->channels = bh1780_channels;
 	indio_dev->num_channels = ARRAY_SIZE(bh1780_channels);
 	indio_dev->modes = INDIO_DIRECT_MODE;
@@ -226,7 +226,8 @@ static int bh1780_remove(struct i2c_client *client)
 static int bh1780_runtime_suspend(struct device *dev)
 {
 	struct i2c_client *client = to_i2c_client(dev);
-	struct bh1780_data *bh1780 = i2c_get_clientdata(client);
+	struct iio_dev *indio_dev = i2c_get_clientdata(client);
+	struct bh1780_data *bh1780 = iio_priv(indio_dev);
 	int ret;
 
 	ret = bh1780_write(bh1780, BH1780_REG_CONTROL, BH1780_POFF);
@@ -241,7 +242,8 @@ static int bh1780_runtime_suspend(struct device *dev)
 static int bh1780_runtime_resume(struct device *dev)
 {
 	struct i2c_client *client = to_i2c_client(dev);
-	struct bh1780_data *bh1780 = i2c_get_clientdata(client);
+	struct iio_dev *indio_dev = i2c_get_clientdata(client);
+	struct bh1780_data *bh1780 = iio_priv(indio_dev);
 	int ret;
 
 	ret = bh1780_write(bh1780, BH1780_REG_CONTROL, BH1780_PON);
diff --git a/drivers/iio/light/max44000.c b/drivers/iio/light/max44000.c
index e01e58a9bd14..f17cb2ea18f5 100644
--- a/drivers/iio/light/max44000.c
+++ b/drivers/iio/light/max44000.c
@@ -147,7 +147,6 @@ static const struct iio_chan_spec max44000_channels[] = {
 	{
 		.type = IIO_PROXIMITY,
 		.info_mask_separate = BIT(IIO_CHAN_INFO_RAW),
-		.info_mask_shared_by_type = BIT(IIO_CHAN_INFO_SCALE),
 		.scan_index = MAX44000_SCAN_INDEX_PRX,
 		.scan_type = {
 			.sign		= 'u',
diff --git a/drivers/iio/magnetometer/st_magn_buffer.c b/drivers/iio/magnetometer/st_magn_buffer.c
index ecd3bd0a9769..0a9e8fadfa9d 100644
--- a/drivers/iio/magnetometer/st_magn_buffer.c
+++ b/drivers/iio/magnetometer/st_magn_buffer.c
@@ -82,7 +82,7 @@ static const struct iio_buffer_setup_ops st_magn_buffer_setup_ops = {
 
 int st_magn_allocate_ring(struct iio_dev *indio_dev)
 {
-	return iio_triggered_buffer_setup(indio_dev, &iio_pollfunc_store_time,
+	return iio_triggered_buffer_setup(indio_dev, NULL,
 		&st_sensors_trigger_handler, &st_magn_buffer_setup_ops);
 }
 
diff --git a/drivers/iio/magnetometer/st_magn_core.c b/drivers/iio/magnetometer/st_magn_core.c
index 62036d2a9956..8250fc322c56 100644
--- a/drivers/iio/magnetometer/st_magn_core.c
+++ b/drivers/iio/magnetometer/st_magn_core.c
@@ -572,6 +572,7 @@ static const struct iio_info magn_info = {
 static const struct iio_trigger_ops st_magn_trigger_ops = {
 	.owner = THIS_MODULE,
 	.set_trigger_state = ST_MAGN_TRIGGER_SET_STATE,
+	.validate_device = st_sensors_validate_device,
 };
 #define ST_MAGN_TRIGGER_OPS (&st_magn_trigger_ops)
 #else
diff --git a/drivers/iio/pressure/bmp280.c b/drivers/iio/pressure/bmp280.c
index 2f1498e12bb2..724452d61846 100644
--- a/drivers/iio/pressure/bmp280.c
+++ b/drivers/iio/pressure/bmp280.c
@@ -879,8 +879,8 @@ static int bmp280_probe(struct i2c_client *client,
 	if (ret < 0)
 		return ret;
 	if (chip_id != id->driver_data) {
-		dev_err(&client->dev, "bad chip id.  expected %x got %x\n",
-			BMP280_CHIP_ID, chip_id);
+		dev_err(&client->dev, "bad chip id.  expected %lx got %x\n",
+			id->driver_data, chip_id);
 		return -EINVAL;
 	}
 
diff --git a/drivers/iio/pressure/st_pressure_buffer.c b/drivers/iio/pressure/st_pressure_buffer.c
index 2ff53f222352..99468d0a64e7 100644
--- a/drivers/iio/pressure/st_pressure_buffer.c
+++ b/drivers/iio/pressure/st_pressure_buffer.c
@@ -82,7 +82,7 @@ static const struct iio_buffer_setup_ops st_press_buffer_setup_ops = {
 
 int st_press_allocate_ring(struct iio_dev *indio_dev)
 {
-	return iio_triggered_buffer_setup(indio_dev, &iio_pollfunc_store_time,
+	return iio_triggered_buffer_setup(indio_dev, NULL,
 		&st_sensors_trigger_handler, &st_press_buffer_setup_ops);
 }
 
diff --git a/drivers/iio/pressure/st_pressure_core.c b/drivers/iio/pressure/st_pressure_core.c
index 9e9b72a8f18f..92a118c3c4ac 100644
--- a/drivers/iio/pressure/st_pressure_core.c
+++ b/drivers/iio/pressure/st_pressure_core.c
@@ -28,15 +28,21 @@
 #include <linux/iio/common/st_sensors.h>
 #include "st_pressure.h"
 
+#define MCELSIUS_PER_CELSIUS			1000
+
+/* Default pressure sensitivity */
 #define ST_PRESS_LSB_PER_MBAR			4096UL
 #define ST_PRESS_KPASCAL_NANO_SCALE		(100000000UL / \
 						 ST_PRESS_LSB_PER_MBAR)
+
+/* Default temperature sensitivity */
 #define ST_PRESS_LSB_PER_CELSIUS		480UL
-#define ST_PRESS_CELSIUS_NANO_SCALE		(1000000000UL / \
-						 ST_PRESS_LSB_PER_CELSIUS)
+#define ST_PRESS_MILLI_CELSIUS_OFFSET		42500UL
+
 #define ST_PRESS_NUMBER_DATA_CHANNELS		1
 
 /* FULLSCALE */
+#define ST_PRESS_FS_AVL_1100MB			1100
 #define ST_PRESS_FS_AVL_1260MB			1260
 
 #define ST_PRESS_1_OUT_XL_ADDR			0x28
@@ -54,9 +60,6 @@
 #define ST_PRESS_LPS331AP_PW_MASK		0x80
 #define ST_PRESS_LPS331AP_FS_ADDR		0x23
 #define ST_PRESS_LPS331AP_FS_MASK		0x30
-#define ST_PRESS_LPS331AP_FS_AVL_1260_VAL	0x00
-#define ST_PRESS_LPS331AP_FS_AVL_1260_GAIN	ST_PRESS_KPASCAL_NANO_SCALE
-#define ST_PRESS_LPS331AP_FS_AVL_TEMP_GAIN	ST_PRESS_CELSIUS_NANO_SCALE
 #define ST_PRESS_LPS331AP_BDU_ADDR		0x20
 #define ST_PRESS_LPS331AP_BDU_MASK		0x04
 #define ST_PRESS_LPS331AP_DRDY_IRQ_ADDR		0x22
@@ -67,9 +70,14 @@
 #define ST_PRESS_LPS331AP_OD_IRQ_ADDR		0x22
 #define ST_PRESS_LPS331AP_OD_IRQ_MASK		0x40
 #define ST_PRESS_LPS331AP_MULTIREAD_BIT		true
-#define ST_PRESS_LPS331AP_TEMP_OFFSET		42500
 
 /* CUSTOM VALUES FOR LPS001WP SENSOR */
+
+/* LPS001WP pressure resolution */
+#define ST_PRESS_LPS001WP_LSB_PER_MBAR		16UL
+/* LPS001WP temperature resolution */
+#define ST_PRESS_LPS001WP_LSB_PER_CELSIUS	64UL
+
 #define ST_PRESS_LPS001WP_WAI_EXP		0xba
 #define ST_PRESS_LPS001WP_ODR_ADDR		0x20
 #define ST_PRESS_LPS001WP_ODR_MASK		0x30
@@ -78,6 +86,8 @@
 #define ST_PRESS_LPS001WP_ODR_AVL_13HZ_VAL	0x03
 #define ST_PRESS_LPS001WP_PW_ADDR		0x20
 #define ST_PRESS_LPS001WP_PW_MASK		0x40
+#define ST_PRESS_LPS001WP_FS_AVL_PRESS_GAIN \
+	(100000000UL / ST_PRESS_LPS001WP_LSB_PER_MBAR)
 #define ST_PRESS_LPS001WP_BDU_ADDR		0x20
 #define ST_PRESS_LPS001WP_BDU_MASK		0x04
 #define ST_PRESS_LPS001WP_MULTIREAD_BIT		true
@@ -94,11 +104,6 @@
 #define ST_PRESS_LPS25H_ODR_AVL_25HZ_VAL	0x04
 #define ST_PRESS_LPS25H_PW_ADDR			0x20
 #define ST_PRESS_LPS25H_PW_MASK			0x80
-#define ST_PRESS_LPS25H_FS_ADDR			0x00
-#define ST_PRESS_LPS25H_FS_MASK			0x00
-#define ST_PRESS_LPS25H_FS_AVL_1260_VAL		0x00
-#define ST_PRESS_LPS25H_FS_AVL_1260_GAIN	ST_PRESS_KPASCAL_NANO_SCALE
-#define ST_PRESS_LPS25H_FS_AVL_TEMP_GAIN	ST_PRESS_CELSIUS_NANO_SCALE
 #define ST_PRESS_LPS25H_BDU_ADDR		0x20
 #define ST_PRESS_LPS25H_BDU_MASK		0x04
 #define ST_PRESS_LPS25H_DRDY_IRQ_ADDR		0x23
@@ -109,7 +114,6 @@
 #define ST_PRESS_LPS25H_OD_IRQ_ADDR		0x22
 #define ST_PRESS_LPS25H_OD_IRQ_MASK		0x40
 #define ST_PRESS_LPS25H_MULTIREAD_BIT		true
-#define ST_PRESS_LPS25H_TEMP_OFFSET		42500
 #define ST_PRESS_LPS25H_OUT_XL_ADDR		0x28
 #define ST_TEMP_LPS25H_OUT_L_ADDR		0x2b
 
@@ -161,7 +165,9 @@ static const struct iio_chan_spec st_press_lps001wp_channels[] = {
 			.storagebits = 16,
 			.endianness = IIO_LE,
 		},
-		.info_mask_separate = BIT(IIO_CHAN_INFO_RAW),
+		.info_mask_separate =
+			BIT(IIO_CHAN_INFO_RAW) |
+			BIT(IIO_CHAN_INFO_SCALE),
 		.modified = 0,
 	},
 	{
@@ -177,7 +183,7 @@ static const struct iio_chan_spec st_press_lps001wp_channels[] = {
 		},
 		.info_mask_separate =
 			BIT(IIO_CHAN_INFO_RAW) |
-			BIT(IIO_CHAN_INFO_OFFSET),
+			BIT(IIO_CHAN_INFO_SCALE),
 		.modified = 0,
 	},
 	IIO_CHAN_SOFT_TIMESTAMP(1)
@@ -212,11 +218,14 @@ static const struct st_sensor_settings st_press_sensors_settings[] = {
 			.addr = ST_PRESS_LPS331AP_FS_ADDR,
 			.mask = ST_PRESS_LPS331AP_FS_MASK,
 			.fs_avl = {
+				/*
+				 * Pressure and temperature sensitivity values
+				 * as defined in table 3 of LPS331AP datasheet.
+				 */
 				[0] = {
 					.num = ST_PRESS_FS_AVL_1260MB,
-					.value = ST_PRESS_LPS331AP_FS_AVL_1260_VAL,
-					.gain = ST_PRESS_LPS331AP_FS_AVL_1260_GAIN,
-					.gain2 = ST_PRESS_LPS331AP_FS_AVL_TEMP_GAIN,
+					.gain = ST_PRESS_KPASCAL_NANO_SCALE,
+					.gain2 = ST_PRESS_LSB_PER_CELSIUS,
 				},
 			},
 		},
@@ -261,7 +270,17 @@ static const struct st_sensor_settings st_press_sensors_settings[] = {
 			.value_off = ST_SENSORS_DEFAULT_POWER_OFF_VALUE,
 		},
 		.fs = {
-			.addr = 0,
+			.fs_avl = {
+				/*
+				 * Pressure and temperature resolution values
+				 * as defined in table 3 of LPS001WP datasheet.
+				 */
+				[0] = {
+					.num = ST_PRESS_FS_AVL_1100MB,
+					.gain = ST_PRESS_LPS001WP_FS_AVL_PRESS_GAIN,
+					.gain2 = ST_PRESS_LPS001WP_LSB_PER_CELSIUS,
+				},
+			},
 		},
 		.bdu = {
 			.addr = ST_PRESS_LPS001WP_BDU_ADDR,
@@ -298,14 +317,15 @@ static const struct st_sensor_settings st_press_sensors_settings[] = {
 			.value_off = ST_SENSORS_DEFAULT_POWER_OFF_VALUE,
 		},
 		.fs = {
-			.addr = ST_PRESS_LPS25H_FS_ADDR,
-			.mask = ST_PRESS_LPS25H_FS_MASK,
 			.fs_avl = {
+				/*
+				 * Pressure and temperature sensitivity values
+				 * as defined in table 3 of LPS25H datasheet.
+				 */
 				[0] = {
 					.num = ST_PRESS_FS_AVL_1260MB,
-					.value = ST_PRESS_LPS25H_FS_AVL_1260_VAL,
-					.gain = ST_PRESS_LPS25H_FS_AVL_1260_GAIN,
-					.gain2 = ST_PRESS_LPS25H_FS_AVL_TEMP_GAIN,
+					.gain = ST_PRESS_KPASCAL_NANO_SCALE,
+					.gain2 = ST_PRESS_LSB_PER_CELSIUS,
 				},
 			},
 		},
@@ -364,26 +384,26 @@ static int st_press_read_raw(struct iio_dev *indio_dev,
 
 		return IIO_VAL_INT;
 	case IIO_CHAN_INFO_SCALE:
-		*val = 0;
-
 		switch (ch->type) {
 		case IIO_PRESSURE:
+			*val = 0;
 			*val2 = press_data->current_fullscale->gain;
-			break;
+			return IIO_VAL_INT_PLUS_NANO;
 		case IIO_TEMP:
+			*val = MCELSIUS_PER_CELSIUS;
 			*val2 = press_data->current_fullscale->gain2;
-			break;
+			return IIO_VAL_FRACTIONAL;
 		default:
 			err = -EINVAL;
 			goto read_error;
 		}
 
-		return IIO_VAL_INT_PLUS_NANO;
 	case IIO_CHAN_INFO_OFFSET:
 		switch (ch->type) {
 		case IIO_TEMP:
-			*val = 425;
-			*val2 = 10;
+			*val = ST_PRESS_MILLI_CELSIUS_OFFSET *
+			       press_data->current_fullscale->gain2;
+			*val2 = MCELSIUS_PER_CELSIUS;
 			break;
 		default:
 			err = -EINVAL;
@@ -425,6 +445,7 @@ static const struct iio_info press_info = {
 static const struct iio_trigger_ops st_press_trigger_ops = {
 	.owner = THIS_MODULE,
 	.set_trigger_state = ST_PRESS_TRIGGER_SET_STATE,
+	.validate_device = st_sensors_validate_device,
 };
 #define ST_PRESS_TRIGGER_OPS (&st_press_trigger_ops)
 #else
diff --git a/drivers/iio/proximity/as3935.c b/drivers/iio/proximity/as3935.c
index f4d29d5dbd5f..e2f926cdcad2 100644
--- a/drivers/iio/proximity/as3935.c
+++ b/drivers/iio/proximity/as3935.c
@@ -64,6 +64,7 @@ struct as3935_state {
 	struct delayed_work work;
 
 	u32 tune_cap;
+	u8 buffer[16]; /* 8-bit data + 56-bit padding + 64-bit timestamp */
 	u8 buf[2] ____cacheline_aligned;
 };
 
@@ -72,7 +73,8 @@ static const struct iio_chan_spec as3935_channels[] = {
 		.type           = IIO_PROXIMITY,
 		.info_mask_separate =
 			BIT(IIO_CHAN_INFO_RAW) |
-			BIT(IIO_CHAN_INFO_PROCESSED),
+			BIT(IIO_CHAN_INFO_PROCESSED) |
+			BIT(IIO_CHAN_INFO_SCALE),
 		.scan_index     = 0,
 		.scan_type = {
 			.sign           = 'u',
@@ -181,7 +183,12 @@ static int as3935_read_raw(struct iio_dev *indio_dev,
 		/* storm out of range */
 		if (*val == AS3935_DATA_MASK)
 			return -EINVAL;
-		*val *= 1000;
+
+		if (m == IIO_CHAN_INFO_PROCESSED)
+			*val *= 1000;
+		break;
+	case IIO_CHAN_INFO_SCALE:
+		*val = 1000;
 		break;
 	default:
 		return -EINVAL;
@@ -206,10 +213,10 @@ static irqreturn_t as3935_trigger_handler(int irq, void *private)
 	ret = as3935_read(st, AS3935_DATA, &val);
 	if (ret)
 		goto err_read;
-	val &= AS3935_DATA_MASK;
-	val *= 1000;
 
-	iio_push_to_buffers_with_timestamp(indio_dev, &val, pf->timestamp);
+	st->buffer[0] = val & AS3935_DATA_MASK;
+	iio_push_to_buffers_with_timestamp(indio_dev, &st->buffer,
+					   pf->timestamp);
 err_read:
 	iio_trigger_notify_done(indio_dev->trig);
 
diff --git a/drivers/infiniband/core/cache.c b/drivers/infiniband/core/cache.c
index c2e257d97eff..1a2984c28b95 100644
--- a/drivers/infiniband/core/cache.c
+++ b/drivers/infiniband/core/cache.c
@@ -178,6 +178,7 @@ static int write_gid(struct ib_device *ib_dev, u8 port,
 {
 	int ret = 0;
 	struct net_device *old_net_dev;
+	enum ib_gid_type old_gid_type;
 
 	/* in rdma_cap_roce_gid_table, this funciton should be protected by a
 	 * sleep-able lock.
@@ -199,6 +200,7 @@ static int write_gid(struct ib_device *ib_dev, u8 port,
 	}
 
 	old_net_dev = table->data_vec[ix].attr.ndev;
+	old_gid_type = table->data_vec[ix].attr.gid_type;
 	if (old_net_dev && old_net_dev != attr->ndev)
 		dev_put(old_net_dev);
 	/* if modify_gid failed, just delete the old gid */
@@ -207,10 +209,14 @@ static int write_gid(struct ib_device *ib_dev, u8 port,
 		attr = &zattr;
 		table->data_vec[ix].context = NULL;
 	}
-	if (default_gid)
-		table->data_vec[ix].props |= GID_TABLE_ENTRY_DEFAULT;
+
 	memcpy(&table->data_vec[ix].gid, gid, sizeof(*gid));
 	memcpy(&table->data_vec[ix].attr, attr, sizeof(*attr));
+	if (default_gid) {
+		table->data_vec[ix].props |= GID_TABLE_ENTRY_DEFAULT;
+		if (action == GID_TABLE_WRITE_ACTION_DEL)
+			table->data_vec[ix].attr.gid_type = old_gid_type;
+	}
 	if (table->data_vec[ix].attr.ndev &&
 	    table->data_vec[ix].attr.ndev != old_net_dev)
 		dev_hold(table->data_vec[ix].attr.ndev);
@@ -405,7 +411,9 @@ int ib_cache_gid_del_all_netdev_gids(struct ib_device *ib_dev, u8 port,
 
 	for (ix = 0; ix < table->sz; ix++)
 		if (table->data_vec[ix].attr.ndev == ndev)
-			if (!del_gid(ib_dev, port, table, ix, false))
+			if (!del_gid(ib_dev, port, table, ix,
+				     !!(table->data_vec[ix].props &
+					GID_TABLE_ENTRY_DEFAULT)))
 				deleted = true;
 
 	write_unlock_irq(&table->rwlock);
diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 1d92e091e22e..c99525512b34 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -3452,14 +3452,14 @@ static int cm_establish(struct ib_cm_id *cm_id)
 	work->cm_event.event = IB_CM_USER_ESTABLISHED;
 
 	/* Check if the device started its remove_one */
-	spin_lock_irq(&cm.lock);
+	spin_lock_irqsave(&cm.lock, flags);
 	if (!cm_dev->going_down) {
 		queue_delayed_work(cm.wq, &work->work, 0);
 	} else {
 		kfree(work);
 		ret = -ENODEV;
 	}
-	spin_unlock_irq(&cm.lock);
+	spin_unlock_irqrestore(&cm.lock, flags);
 
 out:
 	return ret;
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index f0c91ba3178a..ad1b1adcf6f0 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -708,17 +708,6 @@ static void cma_deref_id(struct rdma_id_private *id_priv)
 		complete(&id_priv->comp);
 }
 
-static int cma_disable_callback(struct rdma_id_private *id_priv,
-				enum rdma_cm_state state)
-{
-	mutex_lock(&id_priv->handler_mutex);
-	if (id_priv->state != state) {
-		mutex_unlock(&id_priv->handler_mutex);
-		return -EINVAL;
-	}
-	return 0;
-}
-
 struct rdma_cm_id *rdma_create_id(struct net *net,
 				  rdma_cm_event_handler event_handler,
 				  void *context, enum rdma_port_space ps,
@@ -1671,11 +1660,12 @@ static int cma_ib_handler(struct ib_cm_id *cm_id, struct ib_cm_event *ib_event)
 	struct rdma_cm_event event;
 	int ret = 0;
 
+	mutex_lock(&id_priv->handler_mutex);
 	if ((ib_event->event != IB_CM_TIMEWAIT_EXIT &&
-		cma_disable_callback(id_priv, RDMA_CM_CONNECT)) ||
+	     id_priv->state != RDMA_CM_CONNECT) ||
 	    (ib_event->event == IB_CM_TIMEWAIT_EXIT &&
-		cma_disable_callback(id_priv, RDMA_CM_DISCONNECT)))
-		return 0;
+	     id_priv->state != RDMA_CM_DISCONNECT))
+		goto out;
 
 	memset(&event, 0, sizeof event);
 	switch (ib_event->event) {
@@ -1870,7 +1860,7 @@ static int cma_check_req_qp_type(struct rdma_cm_id *id, struct ib_cm_event *ib_e
 
 static int cma_req_handler(struct ib_cm_id *cm_id, struct ib_cm_event *ib_event)
 {
-	struct rdma_id_private *listen_id, *conn_id;
+	struct rdma_id_private *listen_id, *conn_id = NULL;
 	struct rdma_cm_event event;
 	struct net_device *net_dev;
 	int offset, ret;
@@ -1884,9 +1874,10 @@ static int cma_req_handler(struct ib_cm_id *cm_id, struct ib_cm_event *ib_event)
 		goto net_dev_put;
 	}
 
-	if (cma_disable_callback(listen_id, RDMA_CM_LISTEN)) {
+	mutex_lock(&listen_id->handler_mutex);
+	if (listen_id->state != RDMA_CM_LISTEN) {
 		ret = -ECONNABORTED;
-		goto net_dev_put;
+		goto err1;
 	}
 
 	memset(&event, 0, sizeof event);
@@ -1976,8 +1967,9 @@ static int cma_iw_handler(struct iw_cm_id *iw_id, struct iw_cm_event *iw_event)
 	struct sockaddr *laddr = (struct sockaddr *)&iw_event->local_addr;
 	struct sockaddr *raddr = (struct sockaddr *)&iw_event->remote_addr;
 
-	if (cma_disable_callback(id_priv, RDMA_CM_CONNECT))
-		return 0;
+	mutex_lock(&id_priv->handler_mutex);
+	if (id_priv->state != RDMA_CM_CONNECT)
+		goto out;
 
 	memset(&event, 0, sizeof event);
 	switch (iw_event->event) {
@@ -2029,6 +2021,7 @@ static int cma_iw_handler(struct iw_cm_id *iw_id, struct iw_cm_event *iw_event)
 		return ret;
 	}
 
+out:
 	mutex_unlock(&id_priv->handler_mutex);
 	return ret;
 }
@@ -2039,13 +2032,15 @@ static int iw_conn_req_handler(struct iw_cm_id *cm_id,
 	struct rdma_cm_id *new_cm_id;
 	struct rdma_id_private *listen_id, *conn_id;
 	struct rdma_cm_event event;
-	int ret;
+	int ret = -ECONNABORTED;
 	struct sockaddr *laddr = (struct sockaddr *)&iw_event->local_addr;
 	struct sockaddr *raddr = (struct sockaddr *)&iw_event->remote_addr;
 
 	listen_id = cm_id->context;
-	if (cma_disable_callback(listen_id, RDMA_CM_LISTEN))
-		return -ECONNABORTED;
+
+	mutex_lock(&listen_id->handler_mutex);
+	if (listen_id->state != RDMA_CM_LISTEN)
+		goto out;
 
 	/* Create a new RDMA id for the new IW CM ID */
 	new_cm_id = rdma_create_id(listen_id->id.route.addr.dev_addr.net,
@@ -3216,8 +3211,9 @@ static int cma_sidr_rep_handler(struct ib_cm_id *cm_id,
 	struct ib_cm_sidr_rep_event_param *rep = &ib_event->param.sidr_rep_rcvd;
 	int ret = 0;
 
-	if (cma_disable_callback(id_priv, RDMA_CM_CONNECT))
-		return 0;
+	mutex_lock(&id_priv->handler_mutex);
+	if (id_priv->state != RDMA_CM_CONNECT)
+		goto out;
 
 	memset(&event, 0, sizeof event);
 	switch (ib_event->event) {
@@ -3673,12 +3669,13 @@ static int cma_ib_mc_handler(int status, struct ib_sa_multicast *multicast)
 	struct rdma_id_private *id_priv;
 	struct cma_multicast *mc = multicast->context;
 	struct rdma_cm_event event;
-	int ret;
+	int ret = 0;
 
 	id_priv = mc->id_priv;
-	if (cma_disable_callback(id_priv, RDMA_CM_ADDR_BOUND) &&
-	    cma_disable_callback(id_priv, RDMA_CM_ADDR_RESOLVED))
-		return 0;
+	mutex_lock(&id_priv->handler_mutex);
+	if (id_priv->state != RDMA_CM_ADDR_BOUND &&
+	    id_priv->state != RDMA_CM_ADDR_RESOLVED)
+		goto out;
 
 	if (!status)
 		status = cma_set_qkey(id_priv, be32_to_cpu(multicast->rec.qkey));
@@ -3720,6 +3717,7 @@ static int cma_ib_mc_handler(int status, struct ib_sa_multicast *multicast)
 		return 0;
 	}
 
+out:
 	mutex_unlock(&id_priv->handler_mutex);
 	return 0;
 }
@@ -3878,12 +3876,12 @@ static int cma_iboe_join_multicast(struct rdma_id_private *id_priv,
 	gid_type = id_priv->cma_dev->default_gid_type[id_priv->id.port_num -
 		   rdma_start_port(id_priv->cma_dev->device)];
 	if (addr->sa_family == AF_INET) {
-		if (gid_type == IB_GID_TYPE_ROCE_UDP_ENCAP)
+		if (gid_type == IB_GID_TYPE_ROCE_UDP_ENCAP) {
+			mc->multicast.ib->rec.hop_limit = IPV6_DEFAULT_HOPLIMIT;
 			err = cma_igmp_send(ndev, &mc->multicast.ib->rec.mgid,
 					    true);
-		if (!err) {
-			mc->igmp_joined = true;
-			mc->multicast.ib->rec.hop_limit = IPV6_DEFAULT_HOPLIMIT;
+			if (!err)
+				mc->igmp_joined = true;
 		}
 	} else {
 		if (gid_type == IB_GID_TYPE_ROCE_UDP_ENCAP)
diff --git a/drivers/infiniband/core/device.c b/drivers/infiniband/core/device.c
index 5516fb070344..5c155fa91eec 100644
--- a/drivers/infiniband/core/device.c
+++ b/drivers/infiniband/core/device.c
@@ -661,6 +661,9 @@ int ib_query_port(struct ib_device *device,
 	if (err || port_attr->subnet_prefix)
 		return err;
 
+	if (rdma_port_get_link_layer(device, port_num) != IB_LINK_LAYER_INFINIBAND)
+		return 0;
+
 	err = ib_query_gid(device, port_num, 0, &gid, NULL);
 	if (err)
 		return err;
@@ -1024,7 +1027,8 @@ static int __init ib_core_init(void)
 		goto err_mad;
 	}
 
-	if (ib_add_ibnl_clients()) {
+	ret = ib_add_ibnl_clients();
+	if (ret) {
 		pr_warn("Couldn't register ibnl clients\n");
 		goto err_sa;
 	}
diff --git a/drivers/infiniband/core/iwpm_msg.c b/drivers/infiniband/core/iwpm_msg.c
index 43e3fa27102b..1c41b95cefec 100644
--- a/drivers/infiniband/core/iwpm_msg.c
+++ b/drivers/infiniband/core/iwpm_msg.c
@@ -506,7 +506,7 @@ int iwpm_add_and_query_mapping_cb(struct sk_buff *skb,
 	if (!nlmsg_request) {
 		pr_info("%s: Could not find a matching request (seq = %u)\n",
 				 __func__, msg_seq);
-			return -EINVAL;
+		return -EINVAL;
 	}
 	pm_msg = nlmsg_request->req_buffer;
 	local_sockaddr = (struct sockaddr_storage *)
diff --git a/drivers/infiniband/core/mad.c b/drivers/infiniband/core/mad.c
index 82fb511112da..2d49228f28b2 100644
--- a/drivers/infiniband/core/mad.c
+++ b/drivers/infiniband/core/mad.c
@@ -1638,9 +1638,9 @@ static void remove_mad_reg_req(struct ib_mad_agent_private *agent_priv)
 		/* Now, check to see if there are any methods still in use */
 		if (!check_method_table(method)) {
 			/* If not, release management method table */
-			 kfree(method);
-			 class->method_table[mgmt_class] = NULL;
-			 /* Any management classes left ? */
+			kfree(method);
+			class->method_table[mgmt_class] = NULL;
+			/* Any management classes left ? */
 			if (!check_class_table(class)) {
 				/* If not, release management class table */
 				kfree(class);
diff --git a/drivers/infiniband/core/sysfs.c b/drivers/infiniband/core/sysfs.c
index 5e573bb18660..a5793c8f1590 100644
--- a/drivers/infiniband/core/sysfs.c
+++ b/drivers/infiniband/core/sysfs.c
@@ -889,9 +889,9 @@ static struct attribute *alloc_hsa_lifespan(char *name, u8 port_num)
 static void setup_hw_stats(struct ib_device *device, struct ib_port *port,
 			   u8 port_num)
 {
-	struct attribute_group *hsag = NULL;
+	struct attribute_group *hsag;
 	struct rdma_hw_stats *stats;
-	int i = 0, ret;
+	int i, ret;
 
 	stats = device->alloc_hw_stats(device, port_num);
 
@@ -899,19 +899,22 @@ static void setup_hw_stats(struct ib_device *device, struct ib_port *port,
 		return;
 
 	if (!stats->names || stats->num_counters <= 0)
-		goto err;
+		goto err_free_stats;
 
+	/*
+	 * Two extra attribue elements here, one for the lifespan entry and
+	 * one to NULL terminate the list for the sysfs core code
+	 */
 	hsag = kzalloc(sizeof(*hsag) +
-		       // 1 extra for the lifespan config entry
-		       sizeof(void *) * (stats->num_counters + 1),
+		       sizeof(void *) * (stats->num_counters + 2),
 		       GFP_KERNEL);
 	if (!hsag)
-		return;
+		goto err_free_stats;
 
 	ret = device->get_hw_stats(device, stats, port_num,
 				   stats->num_counters);
 	if (ret != stats->num_counters)
-		goto err;
+		goto err_free_hsag;
 
 	stats->timestamp = jiffies;
 
@@ -922,10 +925,13 @@ static void setup_hw_stats(struct ib_device *device, struct ib_port *port,
 		hsag->attrs[i] = alloc_hsa(i, port_num, stats->names[i]);
 		if (!hsag->attrs[i])
 			goto err;
+		sysfs_attr_init(hsag->attrs[i]);
 	}
 
 	/* treat an error here as non-fatal */
 	hsag->attrs[i] = alloc_hsa_lifespan("lifespan", port_num);
+	if (hsag->attrs[i])
+		sysfs_attr_init(hsag->attrs[i]);
 
 	if (port) {
 		struct kobject *kobj = &port->kobj;
@@ -946,10 +952,12 @@ static void setup_hw_stats(struct ib_device *device, struct ib_port *port,
 	return;
 
 err:
-	kfree(stats);
 	for (; i >= 0; i--)
 		kfree(hsag->attrs[i]);
+err_free_hsag:
 	kfree(hsag);
+err_free_stats:
+	kfree(stats);
 	return;
 }
 
diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c
index 1a8babb8ee3c..825021d1008b 100644
--- a/drivers/infiniband/core/uverbs_cmd.c
+++ b/drivers/infiniband/core/uverbs_cmd.c
@@ -1747,7 +1747,7 @@ static int create_qp(struct ib_uverbs_file *file,
 	struct ib_srq			*srq = NULL;
 	struct ib_qp			*qp;
 	char				*buf;
-	struct ib_qp_init_attr		attr;
+	struct ib_qp_init_attr		attr = {};
 	struct ib_uverbs_ex_create_qp_resp resp;
 	int				ret;
 
diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c
index 1d7d4cf442e3..6298f54b4137 100644
--- a/drivers/infiniband/core/verbs.c
+++ b/drivers/infiniband/core/verbs.c
@@ -511,12 +511,16 @@ int ib_init_ah_from_wc(struct ib_device *device, u8 port_num,
 		ah_attr->grh.dgid = sgid;
 
 		if (!rdma_cap_eth_ah(device, port_num)) {
-			ret = ib_find_cached_gid_by_port(device, &dgid,
-							 IB_GID_TYPE_IB,
-							 port_num, NULL,
-							 &gid_index);
-			if (ret)
-				return ret;
+			if (dgid.global.interface_id != cpu_to_be64(IB_SA_WELL_KNOWN_GUID)) {
+				ret = ib_find_cached_gid_by_port(device, &dgid,
+								 IB_GID_TYPE_IB,
+								 port_num, NULL,
+								 &gid_index);
+				if (ret)
+					return ret;
+			} else {
+				gid_index = 0;
+			}
 		}
 
 		ah_attr->grh.sgid_index = (u8) gid_index;
diff --git a/drivers/infiniband/hw/hfi1/affinity.c b/drivers/infiniband/hw/hfi1/affinity.c
index 6e7050ab9e16..14d7eeb09be6 100644
--- a/drivers/infiniband/hw/hfi1/affinity.c
+++ b/drivers/infiniband/hw/hfi1/affinity.c
@@ -300,16 +300,15 @@ int hfi1_get_proc_affinity(struct hfi1_devdata *dd, int node)
 	const struct cpumask *node_mask,
 		*proc_mask = tsk_cpus_allowed(current);
 	struct cpu_mask_set *set = &dd->affinity->proc;
-	char buf[1024];
 
 	/*
 	 * check whether process/context affinity has already
 	 * been set
 	 */
 	if (cpumask_weight(proc_mask) == 1) {
-		scnprintf(buf, 1024, "%*pbl", cpumask_pr_args(proc_mask));
-		hfi1_cdbg(PROC, "PID %u %s affinity set to CPU %s",
-			  current->pid, current->comm, buf);
+		hfi1_cdbg(PROC, "PID %u %s affinity set to CPU %*pbl",
+			  current->pid, current->comm,
+			  cpumask_pr_args(proc_mask));
 		/*
 		 * Mark the pre-set CPU as used. This is atomic so we don't
 		 * need the lock
@@ -318,9 +317,9 @@ int hfi1_get_proc_affinity(struct hfi1_devdata *dd, int node)
 		cpumask_set_cpu(cpu, &set->used);
 		goto done;
 	} else if (cpumask_weight(proc_mask) < cpumask_weight(&set->mask)) {
-		scnprintf(buf, 1024, "%*pbl", cpumask_pr_args(proc_mask));
-		hfi1_cdbg(PROC, "PID %u %s affinity set to CPU set(s) %s",
-			  current->pid, current->comm, buf);
+		hfi1_cdbg(PROC, "PID %u %s affinity set to CPU set(s) %*pbl",
+			  current->pid, current->comm,
+			  cpumask_pr_args(proc_mask));
 		goto done;
 	}
 
@@ -356,8 +355,8 @@ int hfi1_get_proc_affinity(struct hfi1_devdata *dd, int node)
 	cpumask_or(intrs, intrs, (dd->affinity->rcv_intr.gen ?
 				  &dd->affinity->rcv_intr.mask :
 				  &dd->affinity->rcv_intr.used));
-	scnprintf(buf, 1024, "%*pbl", cpumask_pr_args(intrs));
-	hfi1_cdbg(PROC, "CPUs used by interrupts: %s", buf);
+	hfi1_cdbg(PROC, "CPUs used by interrupts: %*pbl",
+		  cpumask_pr_args(intrs));
 
 	/*
 	 * If we don't have a NUMA node requested, preference is towards
@@ -366,18 +365,16 @@ int hfi1_get_proc_affinity(struct hfi1_devdata *dd, int node)
 	if (node == -1)
 		node = dd->node;
 	node_mask = cpumask_of_node(node);
-	scnprintf(buf, 1024, "%*pbl", cpumask_pr_args(node_mask));
-	hfi1_cdbg(PROC, "device on NUMA %u, CPUs %s", node, buf);
+	hfi1_cdbg(PROC, "device on NUMA %u, CPUs %*pbl", node,
+		  cpumask_pr_args(node_mask));
 
 	/* diff will hold all unused cpus */
 	cpumask_andnot(diff, &set->mask, &set->used);
-	scnprintf(buf, 1024, "%*pbl", cpumask_pr_args(diff));
-	hfi1_cdbg(PROC, "unused CPUs (all) %s", buf);
+	hfi1_cdbg(PROC, "unused CPUs (all) %*pbl", cpumask_pr_args(diff));
 
 	/* get cpumask of available CPUs on preferred NUMA */
 	cpumask_and(mask, diff, node_mask);
-	scnprintf(buf, 1024, "%*pbl", cpumask_pr_args(mask));
-	hfi1_cdbg(PROC, "available cpus on NUMA %s", buf);
+	hfi1_cdbg(PROC, "available cpus on NUMA %*pbl", cpumask_pr_args(mask));
 
 	/*
 	 * At first, we don't want to place processes on the same
@@ -395,8 +392,8 @@ int hfi1_get_proc_affinity(struct hfi1_devdata *dd, int node)
 		cpumask_andnot(diff, &set->mask, &set->used);
 		cpumask_andnot(mask, diff, node_mask);
 	}
-	scnprintf(buf, 1024, "%*pbl", cpumask_pr_args(mask));
-	hfi1_cdbg(PROC, "possible CPUs for process %s", buf);
+	hfi1_cdbg(PROC, "possible CPUs for process %*pbl",
+		  cpumask_pr_args(mask));
 
 	cpu = cpumask_first(mask);
 	if (cpu >= nr_cpu_ids) /* empty */
diff --git a/drivers/infiniband/hw/hfi1/chip.c b/drivers/infiniband/hw/hfi1/chip.c
index 3b876da745a1..f5de85178055 100644
--- a/drivers/infiniband/hw/hfi1/chip.c
+++ b/drivers/infiniband/hw/hfi1/chip.c
@@ -1037,7 +1037,7 @@ static void dc_shutdown(struct hfi1_devdata *);
 static void dc_start(struct hfi1_devdata *);
 static int qos_rmt_entries(struct hfi1_devdata *dd, unsigned int *mp,
 			   unsigned int *np);
-static void remove_full_mgmt_pkey(struct hfi1_pportdata *ppd);
+static void clear_full_mgmt_pkey(struct hfi1_pportdata *ppd);
 
 /*
  * Error interrupt table entry.  This is used as input to the interrupt
@@ -6962,8 +6962,6 @@ void handle_link_down(struct work_struct *work)
 	}
 
 	reset_neighbor_info(ppd);
-	if (ppd->mgmt_allowed)
-		remove_full_mgmt_pkey(ppd);
 
 	/* disable the port */
 	clear_rcvctrl(ppd->dd, RCV_CTRL_RCV_PORT_ENABLE_SMASK);
@@ -7070,12 +7068,16 @@ static void add_full_mgmt_pkey(struct hfi1_pportdata *ppd)
 			    __func__, ppd->pkeys[2], FULL_MGMT_P_KEY);
 	ppd->pkeys[2] = FULL_MGMT_P_KEY;
 	(void)hfi1_set_ib_cfg(ppd, HFI1_IB_CFG_PKEYS, 0);
+	hfi1_event_pkey_change(ppd->dd, ppd->port);
 }
 
-static void remove_full_mgmt_pkey(struct hfi1_pportdata *ppd)
+static void clear_full_mgmt_pkey(struct hfi1_pportdata *ppd)
 {
-	ppd->pkeys[2] = 0;
-	(void)hfi1_set_ib_cfg(ppd, HFI1_IB_CFG_PKEYS, 0);
+	if (ppd->pkeys[2] != 0) {
+		ppd->pkeys[2] = 0;
+		(void)hfi1_set_ib_cfg(ppd, HFI1_IB_CFG_PKEYS, 0);
+		hfi1_event_pkey_change(ppd->dd, ppd->port);
+	}
 }
 
 /*
@@ -7832,8 +7834,8 @@ static void handle_dcc_err(struct hfi1_devdata *dd, u32 unused, u64 reg)
 			 * save first 2 flits in the packet that caused
 			 * the error
 			 */
-			 dd->err_info_rcvport.packet_flit1 = hdr0;
-			 dd->err_info_rcvport.packet_flit2 = hdr1;
+			dd->err_info_rcvport.packet_flit1 = hdr0;
+			dd->err_info_rcvport.packet_flit2 = hdr1;
 		}
 		switch (info) {
 		case 1:
@@ -9168,6 +9170,13 @@ int start_link(struct hfi1_pportdata *ppd)
 		return 0;
 	}
 
+	/*
+	 * FULL_MGMT_P_KEY is cleared from the pkey table, so that the
+	 * pkey table can be configured properly if the HFI unit is connected
+	 * to switch port with MgmtAllowed=NO
+	 */
+	clear_full_mgmt_pkey(ppd);
+
 	return set_link_state(ppd, HLS_DN_POLL);
 }
 
@@ -9777,7 +9786,7 @@ static void set_send_length(struct hfi1_pportdata *ppd)
 	u64 len1 = 0, len2 = (((dd->vld[15].mtu + max_hb) >> 2)
 			      & SEND_LEN_CHECK1_LEN_VL15_MASK) <<
 		SEND_LEN_CHECK1_LEN_VL15_SHIFT;
-	int i;
+	int i, j;
 	u32 thres;
 
 	for (i = 0; i < ppd->vls_supported; i++) {
@@ -9801,7 +9810,10 @@ static void set_send_length(struct hfi1_pportdata *ppd)
 			    sc_mtu_to_threshold(dd->vld[i].sc,
 						dd->vld[i].mtu,
 						dd->rcd[0]->rcvhdrqentsize));
-		sc_set_cr_threshold(dd->vld[i].sc, thres);
+		for (j = 0; j < INIT_SC_PER_VL; j++)
+			sc_set_cr_threshold(
+					pio_select_send_context_vl(dd, j, i),
+					    thres);
 	}
 	thres = min(sc_percent_to_threshold(dd->vld[15].sc, 50),
 		    sc_mtu_to_threshold(dd->vld[15].sc,
@@ -11906,7 +11918,7 @@ static void update_synth_timer(unsigned long opaque)
 		hfi1_cdbg(CNTR, "[%d] No update necessary", dd->unit);
 	}
 
-mod_timer(&dd->synth_stats_timer, jiffies + HZ * SYNTH_CNT_TIME);
+	mod_timer(&dd->synth_stats_timer, jiffies + HZ * SYNTH_CNT_TIME);
 }
 
 #define C_MAX_NAME 13 /* 12 chars + one for /0 */
diff --git a/drivers/infiniband/hw/hfi1/file_ops.c b/drivers/infiniband/hw/hfi1/file_ops.c
index 7a5b0e676cc7..c702a009608f 100644
--- a/drivers/infiniband/hw/hfi1/file_ops.c
+++ b/drivers/infiniband/hw/hfi1/file_ops.c
@@ -203,6 +203,9 @@ static long hfi1_file_ioctl(struct file *fp, unsigned int cmd,
 
 	switch (cmd) {
 	case HFI1_IOCTL_ASSIGN_CTXT:
+		if (uctxt)
+			return -EINVAL;
+
 		if (copy_from_user(&uinfo,
 				   (struct hfi1_user_info __user *)arg,
 				   sizeof(uinfo)))
diff --git a/drivers/infiniband/hw/hfi1/init.c b/drivers/infiniband/hw/hfi1/init.c
index 5cc492e5776d..eed971ccd2a1 100644
--- a/drivers/infiniband/hw/hfi1/init.c
+++ b/drivers/infiniband/hw/hfi1/init.c
@@ -1337,7 +1337,7 @@ static void cleanup_device_data(struct hfi1_devdata *dd)
 		dma_free_coherent(&dd->pcidev->dev, sizeof(u64),
 				  (void *)dd->rcvhdrtail_dummy_kvaddr,
 				  dd->rcvhdrtail_dummy_physaddr);
-				  dd->rcvhdrtail_dummy_kvaddr = NULL;
+		dd->rcvhdrtail_dummy_kvaddr = NULL;
 	}
 
 	for (ctxt = 0; tmp && ctxt < dd->num_rcv_contexts; ctxt++) {
@@ -1383,7 +1383,7 @@ static void postinit_cleanup(struct hfi1_devdata *dd)
 static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 {
 	int ret = 0, j, pidx, initfail;
-	struct hfi1_devdata *dd = NULL;
+	struct hfi1_devdata *dd = ERR_PTR(-EINVAL);
 	struct hfi1_pportdata *ppd;
 
 	/* First, lock the non-writable module parameters */
diff --git a/drivers/infiniband/hw/hfi1/mad.c b/drivers/infiniband/hw/hfi1/mad.c
index 219029576ba0..fca07a1d6c28 100644
--- a/drivers/infiniband/hw/hfi1/mad.c
+++ b/drivers/infiniband/hw/hfi1/mad.c
@@ -78,6 +78,16 @@ static inline void clear_opa_smp_data(struct opa_smp *smp)
 	memset(data, 0, size);
 }
 
+void hfi1_event_pkey_change(struct hfi1_devdata *dd, u8 port)
+{
+	struct ib_event event;
+
+	event.event = IB_EVENT_PKEY_CHANGE;
+	event.device = &dd->verbs_dev.rdi.ibdev;
+	event.element.port_num = port;
+	ib_dispatch_event(&event);
+}
+
 static void send_trap(struct hfi1_ibport *ibp, void *data, unsigned len)
 {
 	struct ib_mad_send_buf *send_buf;
@@ -1418,15 +1428,10 @@ static int set_pkeys(struct hfi1_devdata *dd, u8 port, u16 *pkeys)
 	}
 
 	if (changed) {
-		struct ib_event event;
-
 		(void)hfi1_set_ib_cfg(ppd, HFI1_IB_CFG_PKEYS, 0);
-
-		event.event = IB_EVENT_PKEY_CHANGE;
-		event.device = &dd->verbs_dev.rdi.ibdev;
-		event.element.port_num = port;
-		ib_dispatch_event(&event);
+		hfi1_event_pkey_change(dd, port);
 	}
+
 	return 0;
 }
 
diff --git a/drivers/infiniband/hw/hfi1/mad.h b/drivers/infiniband/hw/hfi1/mad.h
index 55ee08675333..8b734aaae88a 100644
--- a/drivers/infiniband/hw/hfi1/mad.h
+++ b/drivers/infiniband/hw/hfi1/mad.h
@@ -434,4 +434,6 @@ struct sc2vlnt {
 		    COUNTER_MASK(1, 3) | \
 		    COUNTER_MASK(1, 4))
 
+void hfi1_event_pkey_change(struct hfi1_devdata *dd, u8 port);
+
 #endif				/* _HFI1_MAD_H */
diff --git a/drivers/infiniband/hw/hfi1/pio.c b/drivers/infiniband/hw/hfi1/pio.c
index d5edb1afbb8f..d4022450b73f 100644
--- a/drivers/infiniband/hw/hfi1/pio.c
+++ b/drivers/infiniband/hw/hfi1/pio.c
@@ -995,7 +995,7 @@ static void sc_wait_for_packet_egress(struct send_context *sc, int pause)
 		/* counter is reset if occupancy count changes */
 		if (reg != reg_prev)
 			loop = 0;
-		if (loop > 500) {
+		if (loop > 50000) {
 			/* timed out - bounce the link */
 			dd_dev_err(dd,
 				   "%s: context %u(%u) timeout waiting for packets to egress, remaining count %u, bouncing link\n",
@@ -1798,6 +1798,21 @@ static void pio_map_rcu_callback(struct rcu_head *list)
 }
 
 /*
+ * Set credit return threshold for the kernel send context
+ */
+static void set_threshold(struct hfi1_devdata *dd, int scontext, int i)
+{
+	u32 thres;
+
+	thres = min(sc_percent_to_threshold(dd->kernel_send_context[scontext],
+					    50),
+		    sc_mtu_to_threshold(dd->kernel_send_context[scontext],
+					dd->vld[i].mtu,
+					dd->rcd[0]->rcvhdrqentsize));
+	sc_set_cr_threshold(dd->kernel_send_context[scontext], thres);
+}
+
+/*
  * pio_map_init - called when #vls change
  * @dd: hfi1_devdata
  * @port: port number
@@ -1872,11 +1887,16 @@ int pio_map_init(struct hfi1_devdata *dd, u8 port, u8 num_vls, u8 *vl_scontexts)
 			if (!newmap->map[i])
 				goto bail;
 			newmap->map[i]->mask = (1 << ilog2(sz)) - 1;
-			/* assign send contexts */
+			/*
+			 * assign send contexts and
+			 * adjust credit return threshold
+			 */
 			for (j = 0; j < sz; j++) {
-				if (dd->kernel_send_context[scontext])
+				if (dd->kernel_send_context[scontext]) {
 					newmap->map[i]->ksc[j] =
 					dd->kernel_send_context[scontext];
+					set_threshold(dd, scontext, i);
+				}
 				if (++scontext >= first_scontext +
 						  vl_scontexts[i])
 					/* wrap back to first send context */
diff --git a/drivers/infiniband/hw/hfi1/qsfp.c b/drivers/infiniband/hw/hfi1/qsfp.c
index 2441669f0817..9fb561682c66 100644
--- a/drivers/infiniband/hw/hfi1/qsfp.c
+++ b/drivers/infiniband/hw/hfi1/qsfp.c
@@ -579,7 +579,8 @@ int qsfp_dump(struct hfi1_pportdata *ppd, char *buf, int len)
 
 	if (ppd->qsfp_info.cache_valid) {
 		if (QSFP_IS_CU(cache[QSFP_MOD_TECH_OFFS]))
-			sprintf(lenstr, "%dM ", cache[QSFP_MOD_LEN_OFFS]);
+			snprintf(lenstr, sizeof(lenstr), "%dM ",
+				 cache[QSFP_MOD_LEN_OFFS]);
 
 		power_byte = cache[QSFP_MOD_PWR_OFFS];
 		sofar += scnprintf(buf + sofar, len - sofar, "PWR:%.3sW\n",
diff --git a/drivers/infiniband/hw/hfi1/trace.c b/drivers/infiniband/hw/hfi1/trace.c
index 79b2952c0dfb..4cfb13771897 100644
--- a/drivers/infiniband/hw/hfi1/trace.c
+++ b/drivers/infiniband/hw/hfi1/trace.c
@@ -214,19 +214,6 @@ const char *print_u32_array(
 	return ret;
 }
 
-const char *print_u64_array(
-	struct trace_seq *p,
-	u64 *arr, int len)
-{
-	int i;
-	const char *ret = trace_seq_buffer_ptr(p);
-
-	for (i = 0; i < len; i++)
-		trace_seq_printf(p, "%s0x%016llx", i == 0 ? "" : " ", arr[i]);
-	trace_seq_putc(p, 0);
-	return ret;
-}
-
 __hfi1_trace_fn(PKT);
 __hfi1_trace_fn(PROC);
 __hfi1_trace_fn(SDMA);
diff --git a/drivers/infiniband/hw/hfi1/user_sdma.c b/drivers/infiniband/hw/hfi1/user_sdma.c
index 29f4795f866c..47ffd273ecbd 100644
--- a/drivers/infiniband/hw/hfi1/user_sdma.c
+++ b/drivers/infiniband/hw/hfi1/user_sdma.c
@@ -183,7 +183,7 @@ struct user_sdma_iovec {
 	struct sdma_mmu_node *node;
 };
 
-#define SDMA_CACHE_NODE_EVICT BIT(0)
+#define SDMA_CACHE_NODE_EVICT 0
 
 struct sdma_mmu_node {
 	struct mmu_rb_node rb;
@@ -1355,11 +1355,11 @@ static int set_txreq_header(struct user_sdma_request *req,
 		 */
 		SDMA_DBG(req, "TID offset %ubytes %uunits om%u",
 			 req->tidoffset, req->tidoffset / req->omfactor,
-			 !!(req->omfactor - KDETH_OM_SMALL));
+			 req->omfactor != KDETH_OM_SMALL);
 		KDETH_SET(hdr->kdeth.ver_tid_offset, OFFSET,
 			  req->tidoffset / req->omfactor);
 		KDETH_SET(hdr->kdeth.ver_tid_offset, OM,
-			  !!(req->omfactor - KDETH_OM_SMALL));
+			  req->omfactor != KDETH_OM_SMALL);
 	}
 done:
 	trace_hfi1_sdma_user_header(pq->dd, pq->ctxt, pq->subctxt,
diff --git a/drivers/infiniband/hw/hfi1/verbs_txreq.c b/drivers/infiniband/hw/hfi1/verbs_txreq.c
index bc95c4112c61..d8fb056526f8 100644
--- a/drivers/infiniband/hw/hfi1/verbs_txreq.c
+++ b/drivers/infiniband/hw/hfi1/verbs_txreq.c
@@ -92,11 +92,10 @@ void hfi1_put_txreq(struct verbs_txreq *tx)
 
 struct verbs_txreq *__get_txreq(struct hfi1_ibdev *dev,
 				struct rvt_qp *qp)
+	__must_hold(&qp->s_lock)
 {
 	struct verbs_txreq *tx = ERR_PTR(-EBUSY);
-	unsigned long flags;
 
-	spin_lock_irqsave(&qp->s_lock, flags);
 	write_seqlock(&dev->iowait_lock);
 	if (ib_rvt_state_ops[qp->state] & RVT_PROCESS_RECV_OK) {
 		struct hfi1_qp_priv *priv;
@@ -116,7 +115,6 @@ struct verbs_txreq *__get_txreq(struct hfi1_ibdev *dev,
 	}
 out:
 	write_sequnlock(&dev->iowait_lock);
-	spin_unlock_irqrestore(&qp->s_lock, flags);
 	return tx;
 }
 
diff --git a/drivers/infiniband/hw/hfi1/verbs_txreq.h b/drivers/infiniband/hw/hfi1/verbs_txreq.h
index 1cf69b2fe4a5..a1d6e0807f97 100644
--- a/drivers/infiniband/hw/hfi1/verbs_txreq.h
+++ b/drivers/infiniband/hw/hfi1/verbs_txreq.h
@@ -73,6 +73,7 @@ struct verbs_txreq *__get_txreq(struct hfi1_ibdev *dev,
 
 static inline struct verbs_txreq *get_txreq(struct hfi1_ibdev *dev,
 					    struct rvt_qp *qp)
+	__must_hold(&qp->slock)
 {
 	struct verbs_txreq *tx;
 	struct hfi1_qp_priv *priv = qp->priv;
diff --git a/drivers/infiniband/hw/i40iw/i40iw.h b/drivers/infiniband/hw/i40iw/i40iw.h
index 8b9532034558..b738acdb9b02 100644
--- a/drivers/infiniband/hw/i40iw/i40iw.h
+++ b/drivers/infiniband/hw/i40iw/i40iw.h
@@ -113,6 +113,8 @@
 
 #define IW_HMC_OBJ_TYPE_NUM ARRAY_SIZE(iw_hmc_obj_types)
 #define IW_CFG_FPM_QP_COUNT		32768
+#define I40IW_MAX_PAGES_PER_FMR		512
+#define I40IW_MIN_PAGES_PER_FMR		1
 
 #define I40IW_MTU_TO_MSS		40
 #define I40IW_DEFAULT_MSS		1460
diff --git a/drivers/infiniband/hw/i40iw/i40iw_verbs.c b/drivers/infiniband/hw/i40iw/i40iw_verbs.c
index 02a735b64208..33959ed14563 100644
--- a/drivers/infiniband/hw/i40iw/i40iw_verbs.c
+++ b/drivers/infiniband/hw/i40iw/i40iw_verbs.c
@@ -79,6 +79,7 @@ static int i40iw_query_device(struct ib_device *ibdev,
 	props->max_qp_init_rd_atom = props->max_qp_rd_atom;
 	props->atomic_cap = IB_ATOMIC_NONE;
 	props->max_map_per_fmr = 1;
+	props->max_fast_reg_page_list_len = I40IW_MAX_PAGES_PER_FMR;
 	return 0;
 }
 
@@ -1527,7 +1528,7 @@ static struct ib_mr *i40iw_alloc_mr(struct ib_pd *pd,
 	mutex_lock(&iwdev->pbl_mutex);
 	status = i40iw_get_pble(&iwdev->sc_dev, iwdev->pble_rsrc, palloc, iwmr->page_cnt);
 	mutex_unlock(&iwdev->pbl_mutex);
-	if (!status)
+	if (status)
 		goto err1;
 
 	if (palloc->level != I40IW_LEVEL_1)
@@ -2149,6 +2150,7 @@ static int i40iw_post_send(struct ib_qp *ibqp,
 			struct i40iw_sc_dev *dev = &iwqp->iwdev->sc_dev;
 			struct i40iw_fast_reg_stag_info info;
 
+			memset(&info, 0, sizeof(info));
 			info.access_rights = I40IW_ACCESS_FLAGS_LOCALREAD;
 			info.access_rights |= i40iw_get_user_access(flags);
 			info.stag_key = reg_wr(ib_wr)->key & 0xff;
@@ -2158,10 +2160,14 @@ static int i40iw_post_send(struct ib_qp *ibqp,
 			info.addr_type = I40IW_ADDR_TYPE_VA_BASED;
 			info.va = (void *)(uintptr_t)iwmr->ibmr.iova;
 			info.total_len = iwmr->ibmr.length;
+			info.reg_addr_pa = *(u64 *)palloc->level1.addr;
 			info.first_pm_pbl_index = palloc->level1.idx;
 			info.local_fence = ib_wr->send_flags & IB_SEND_FENCE;
 			info.signaled = ib_wr->send_flags & IB_SEND_SIGNALED;
 
+			if (iwmr->npages > I40IW_MIN_PAGES_PER_FMR)
+				info.chunk_size = 1;
+
 			if (page_shift == 21)
 				info.page_size = 1; /* 2M page */
 
@@ -2327,13 +2333,16 @@ static int i40iw_req_notify_cq(struct ib_cq *ibcq,
 {
 	struct i40iw_cq *iwcq;
 	struct i40iw_cq_uk *ukcq;
-	enum i40iw_completion_notify cq_notify = IW_CQ_COMPL_SOLICITED;
+	unsigned long flags;
+	enum i40iw_completion_notify cq_notify = IW_CQ_COMPL_EVENT;
 
 	iwcq = (struct i40iw_cq *)ibcq;
 	ukcq = &iwcq->sc_cq.cq_uk;
-	if (notify_flags == IB_CQ_NEXT_COMP)
-		cq_notify = IW_CQ_COMPL_EVENT;
+	if (notify_flags == IB_CQ_SOLICITED)
+		cq_notify = IW_CQ_COMPL_SOLICITED;
+	spin_lock_irqsave(&iwcq->lock, flags);
 	ukcq->ops.iw_cq_request_notification(ukcq, cq_notify);
+	spin_unlock_irqrestore(&iwcq->lock, flags);
 	return 0;
 }
 
diff --git a/drivers/infiniband/hw/mlx4/ah.c b/drivers/infiniband/hw/mlx4/ah.c
index 105246fba2e7..5fc623362731 100644
--- a/drivers/infiniband/hw/mlx4/ah.c
+++ b/drivers/infiniband/hw/mlx4/ah.c
@@ -47,6 +47,7 @@ static struct ib_ah *create_ib_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr,
 
 	ah->av.ib.port_pd = cpu_to_be32(to_mpd(pd)->pdn | (ah_attr->port_num << 24));
 	ah->av.ib.g_slid  = ah_attr->src_path_bits;
+	ah->av.ib.sl_tclass_flowlabel = cpu_to_be32(ah_attr->sl << 28);
 	if (ah_attr->ah_flags & IB_AH_GRH) {
 		ah->av.ib.g_slid   |= 0x80;
 		ah->av.ib.gid_index = ah_attr->grh.sgid_index;
@@ -64,7 +65,6 @@ static struct ib_ah *create_ib_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr,
 		       !(1 << ah->av.ib.stat_rate & dev->caps.stat_rate_support))
 			--ah->av.ib.stat_rate;
 	}
-	ah->av.ib.sl_tclass_flowlabel = cpu_to_be32(ah_attr->sl << 28);
 
 	return &ah->ibah;
 }
diff --git a/drivers/infiniband/hw/mlx4/mad.c b/drivers/infiniband/hw/mlx4/mad.c
index d68f506c1922..9c2e53d28f98 100644
--- a/drivers/infiniband/hw/mlx4/mad.c
+++ b/drivers/infiniband/hw/mlx4/mad.c
@@ -527,7 +527,7 @@ int mlx4_ib_send_to_slave(struct mlx4_ib_dev *dev, int slave, u8 port,
 		tun_tx_ix = (++tun_qp->tx_ix_head) & (MLX4_NUM_TUNNEL_BUFS - 1);
 	spin_unlock(&tun_qp->tx_lock);
 	if (ret)
-		goto out;
+		goto end;
 
 	tun_mad = (struct mlx4_rcv_tunnel_mad *) (tun_qp->tx_ring[tun_tx_ix].buf.addr);
 	if (tun_qp->tx_ring[tun_tx_ix].ah)
@@ -596,9 +596,15 @@ int mlx4_ib_send_to_slave(struct mlx4_ib_dev *dev, int slave, u8 port,
 	wr.wr.send_flags = IB_SEND_SIGNALED;
 
 	ret = ib_post_send(src_qp, &wr.wr, &bad_wr);
-out:
-	if (ret)
-		ib_destroy_ah(ah);
+	if (!ret)
+		return 0;
+ out:
+	spin_lock(&tun_qp->tx_lock);
+	tun_qp->tx_ix_tail++;
+	spin_unlock(&tun_qp->tx_lock);
+	tun_qp->tx_ring[tun_tx_ix].ah = NULL;
+end:
+	ib_destroy_ah(ah);
 	return ret;
 }
 
@@ -1326,9 +1332,15 @@ int mlx4_ib_send_to_wire(struct mlx4_ib_dev *dev, int slave, u8 port,
 
 
 	ret = ib_post_send(send_qp, &wr.wr, &bad_wr);
+	if (!ret)
+		return 0;
+
+	spin_lock(&sqp->tx_lock);
+	sqp->tx_ix_tail++;
+	spin_unlock(&sqp->tx_lock);
+	sqp->tx_ring[wire_tx_ix].ah = NULL;
 out:
-	if (ret)
-		ib_destroy_ah(ah);
+	ib_destroy_ah(ah);
 	return ret;
 }
 
diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c
index b01ef6eee6e8..42a46078d7d5 100644
--- a/drivers/infiniband/hw/mlx4/main.c
+++ b/drivers/infiniband/hw/mlx4/main.c
@@ -505,9 +505,9 @@ static int mlx4_ib_query_device(struct ib_device *ibdev,
 			props->device_cap_flags |= IB_DEVICE_MEM_WINDOW_TYPE_2B;
 		else
 			props->device_cap_flags |= IB_DEVICE_MEM_WINDOW_TYPE_2A;
-	if (dev->steering_support ==  MLX4_STEERING_MODE_DEVICE_MANAGED)
-		props->device_cap_flags |= IB_DEVICE_MANAGED_FLOW_STEERING;
 	}
+	if (dev->steering_support == MLX4_STEERING_MODE_DEVICE_MANAGED)
+		props->device_cap_flags |= IB_DEVICE_MANAGED_FLOW_STEERING;
 
 	props->device_cap_flags |= IB_DEVICE_RAW_IP_CSUM;
 
@@ -1704,6 +1704,9 @@ static struct ib_flow *mlx4_ib_create_flow(struct ib_qp *qp,
 	struct mlx4_dev *dev = (to_mdev(qp->device))->dev;
 	int is_bonded = mlx4_is_bonded(dev);
 
+	if (flow_attr->port < 1 || flow_attr->port > qp->device->phys_port_cnt)
+		return ERR_PTR(-EINVAL);
+
 	if ((flow_attr->flags & IB_FLOW_ATTR_FLAGS_DONT_TRAP) &&
 	    (flow_attr->type != IB_FLOW_ATTR_NORMAL))
 		return ERR_PTR(-EOPNOTSUPP);
diff --git a/drivers/infiniband/hw/mlx4/mlx4_ib.h b/drivers/infiniband/hw/mlx4/mlx4_ib.h
index 6c5ac5d8f32f..29acda249612 100644
--- a/drivers/infiniband/hw/mlx4/mlx4_ib.h
+++ b/drivers/infiniband/hw/mlx4/mlx4_ib.h
@@ -139,7 +139,7 @@ struct mlx4_ib_mr {
 	u32			max_pages;
 	struct mlx4_mr		mmr;
 	struct ib_umem	       *umem;
-	void			*pages_alloc;
+	size_t			page_map_size;
 };
 
 struct mlx4_ib_mw {
diff --git a/drivers/infiniband/hw/mlx4/mr.c b/drivers/infiniband/hw/mlx4/mr.c
index 631272172a0b..5d73989d9771 100644
--- a/drivers/infiniband/hw/mlx4/mr.c
+++ b/drivers/infiniband/hw/mlx4/mr.c
@@ -277,20 +277,23 @@ mlx4_alloc_priv_pages(struct ib_device *device,
 		      struct mlx4_ib_mr *mr,
 		      int max_pages)
 {
-	int size = max_pages * sizeof(u64);
-	int add_size;
 	int ret;
 
-	add_size = max_t(int, MLX4_MR_PAGES_ALIGN - ARCH_KMALLOC_MINALIGN, 0);
+	/* Ensure that size is aligned to DMA cacheline
+	 * requirements.
+	 * max_pages is limited to MLX4_MAX_FAST_REG_PAGES
+	 * so page_map_size will never cross PAGE_SIZE.
+	 */
+	mr->page_map_size = roundup(max_pages * sizeof(u64),
+				    MLX4_MR_PAGES_ALIGN);
 
-	mr->pages_alloc = kzalloc(size + add_size, GFP_KERNEL);
-	if (!mr->pages_alloc)
+	/* Prevent cross page boundary allocation. */
+	mr->pages = (__be64 *)get_zeroed_page(GFP_KERNEL);
+	if (!mr->pages)
 		return -ENOMEM;
 
-	mr->pages = PTR_ALIGN(mr->pages_alloc, MLX4_MR_PAGES_ALIGN);
-
 	mr->page_map = dma_map_single(device->dma_device, mr->pages,
-				      size, DMA_TO_DEVICE);
+				      mr->page_map_size, DMA_TO_DEVICE);
 
 	if (dma_mapping_error(device->dma_device, mr->page_map)) {
 		ret = -ENOMEM;
@@ -298,9 +301,9 @@ mlx4_alloc_priv_pages(struct ib_device *device,
 	}
 
 	return 0;
-err:
-	kfree(mr->pages_alloc);
 
+err:
+	free_page((unsigned long)mr->pages);
 	return ret;
 }
 
@@ -309,11 +312,10 @@ mlx4_free_priv_pages(struct mlx4_ib_mr *mr)
 {
 	if (mr->pages) {
 		struct ib_device *device = mr->ibmr.device;
-		int size = mr->max_pages * sizeof(u64);
 
 		dma_unmap_single(device->dma_device, mr->page_map,
-				 size, DMA_TO_DEVICE);
-		kfree(mr->pages_alloc);
+				 mr->page_map_size, DMA_TO_DEVICE);
+		free_page((unsigned long)mr->pages);
 		mr->pages = NULL;
 	}
 }
@@ -537,14 +539,12 @@ int mlx4_ib_map_mr_sg(struct ib_mr *ibmr, struct scatterlist *sg, int sg_nents,
 	mr->npages = 0;
 
 	ib_dma_sync_single_for_cpu(ibmr->device, mr->page_map,
-				   sizeof(u64) * mr->max_pages,
-				   DMA_TO_DEVICE);
+				   mr->page_map_size, DMA_TO_DEVICE);
 
 	rc = ib_sg_to_pages(ibmr, sg, sg_nents, sg_offset, mlx4_set_page);
 
 	ib_dma_sync_single_for_device(ibmr->device, mr->page_map,
-				      sizeof(u64) * mr->max_pages,
-				      DMA_TO_DEVICE);
+				      mr->page_map_size, DMA_TO_DEVICE);
 
 	return rc;
 }
diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c
index 81b0e1fbec1d..8db8405c1e99 100644
--- a/drivers/infiniband/hw/mlx4/qp.c
+++ b/drivers/infiniband/hw/mlx4/qp.c
@@ -362,7 +362,7 @@ static int send_wqe_overhead(enum mlx4_ib_qp_type type, u32 flags)
 			sizeof (struct mlx4_wqe_raddr_seg);
 	case MLX4_IB_QPT_RC:
 		return sizeof (struct mlx4_wqe_ctrl_seg) +
-			sizeof (struct mlx4_wqe_atomic_seg) +
+			sizeof (struct mlx4_wqe_masked_atomic_seg) +
 			sizeof (struct mlx4_wqe_raddr_seg);
 	case MLX4_IB_QPT_SMI:
 	case MLX4_IB_QPT_GSI:
@@ -1191,8 +1191,10 @@ static struct ib_qp *_mlx4_ib_create_qp(struct ib_pd *pd,
 	{
 		err = create_qp_common(to_mdev(pd->device), pd, init_attr,
 				       udata, 0, &qp, gfp);
-		if (err)
+		if (err) {
+			kfree(qp);
 			return ERR_PTR(err);
+		}
 
 		qp->ibqp.qp_num = qp->mqp.qpn;
 		qp->xrcdn = xrcdn;
diff --git a/drivers/infiniband/hw/mlx5/cq.c b/drivers/infiniband/hw/mlx5/cq.c
index dabcc65bd65e..9c0e67bd2ba7 100644
--- a/drivers/infiniband/hw/mlx5/cq.c
+++ b/drivers/infiniband/hw/mlx5/cq.c
@@ -822,7 +822,8 @@ struct ib_cq *mlx5_ib_create_cq(struct ib_device *ibdev,
 	int eqn;
 	int err;
 
-	if (entries < 0)
+	if (entries < 0 ||
+	    (entries > (1 << MLX5_CAP_GEN(dev->mdev, log_max_cq_sz))))
 		return ERR_PTR(-EINVAL);
 
 	if (check_cq_create_flags(attr->flags))
@@ -1168,11 +1169,16 @@ int mlx5_ib_resize_cq(struct ib_cq *ibcq, int entries, struct ib_udata *udata)
 		return -ENOSYS;
 	}
 
-	if (entries < 1)
+	if (entries < 1 ||
+	    entries > (1 << MLX5_CAP_GEN(dev->mdev, log_max_cq_sz))) {
+		mlx5_ib_warn(dev, "wrong entries number %d, max %d\n",
+			     entries,
+			     1 << MLX5_CAP_GEN(dev->mdev, log_max_cq_sz));
 		return -EINVAL;
+	}
 
 	entries = roundup_pow_of_two(entries + 1);
-	if (entries >  (1 << MLX5_CAP_GEN(dev->mdev, log_max_cq_sz)) + 1)
+	if (entries > (1 << MLX5_CAP_GEN(dev->mdev, log_max_cq_sz)) + 1)
 		return -EINVAL;
 
 	if (entries == ibcq->cqe + 1)
diff --git a/drivers/infiniband/hw/mlx5/mad.c b/drivers/infiniband/hw/mlx5/mad.c
index 1534af113058..364aab9f3c9e 100644
--- a/drivers/infiniband/hw/mlx5/mad.c
+++ b/drivers/infiniband/hw/mlx5/mad.c
@@ -121,7 +121,7 @@ static void pma_cnt_ext_assign(struct ib_pma_portcounters_ext *pma_cnt_ext,
 	pma_cnt_ext->port_xmit_data =
 		cpu_to_be64(MLX5_SUM_CNT(out, transmitted_ib_unicast.octets,
 					 transmitted_ib_multicast.octets) >> 2);
-	pma_cnt_ext->port_xmit_data =
+	pma_cnt_ext->port_rcv_data =
 		cpu_to_be64(MLX5_SUM_CNT(out, received_ib_unicast.octets,
 					 received_ib_multicast.octets) >> 2);
 	pma_cnt_ext->port_xmit_packets =
diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c
index c72797cd9e4f..b48ad85315dc 100644
--- a/drivers/infiniband/hw/mlx5/main.c
+++ b/drivers/infiniband/hw/mlx5/main.c
@@ -524,6 +524,9 @@ static int mlx5_ib_query_device(struct ib_device *ibdev,
 	    MLX5_CAP_ETH(dev->mdev, scatter_fcs))
 		props->device_cap_flags |= IB_DEVICE_RAW_SCATTER_FCS;
 
+	if (mlx5_get_flow_namespace(dev->mdev, MLX5_FLOW_NAMESPACE_BYPASS))
+		props->device_cap_flags |= IB_DEVICE_MANAGED_FLOW_STEERING;
+
 	props->vendor_part_id	   = mdev->pdev->device;
 	props->hw_ver		   = mdev->pdev->revision;
 
@@ -915,7 +918,8 @@ static struct ib_ucontext *mlx5_ib_alloc_ucontext(struct ib_device *ibdev,
 	num_uars = req.total_num_uuars / MLX5_NON_FP_BF_REGS_PER_PAGE;
 	gross_uuars = num_uars * MLX5_BF_REGS_PER_PAGE;
 	resp.qp_tab_size = 1 << MLX5_CAP_GEN(dev->mdev, log_max_qp);
-	resp.bf_reg_size = 1 << MLX5_CAP_GEN(dev->mdev, log_bf_reg_size);
+	if (mlx5_core_is_pf(dev->mdev) && MLX5_CAP_GEN(dev->mdev, bf))
+		resp.bf_reg_size = 1 << MLX5_CAP_GEN(dev->mdev, log_bf_reg_size);
 	resp.cache_line_size = L1_CACHE_BYTES;
 	resp.max_sq_desc_sz = MLX5_CAP_GEN(dev->mdev, max_wqe_sz_sq);
 	resp.max_rq_desc_sz = MLX5_CAP_GEN(dev->mdev, max_wqe_sz_rq);
@@ -988,7 +992,14 @@ static struct ib_ucontext *mlx5_ib_alloc_ucontext(struct ib_device *ibdev,
 	if (field_avail(typeof(resp), cqe_version, udata->outlen))
 		resp.response_length += sizeof(resp.cqe_version);
 
-	if (field_avail(typeof(resp), hca_core_clock_offset, udata->outlen)) {
+	/*
+	 * We don't want to expose information from the PCI bar that is located
+	 * after 4096 bytes, so if the arch only supports larger pages, let's
+	 * pretend we don't support reading the HCA's core clock. This is also
+	 * forced by mmap function.
+	 */
+	if (PAGE_SIZE <= 4096 &&
+	    field_avail(typeof(resp), hca_core_clock_offset, udata->outlen)) {
 		resp.comp_mask |=
 			MLX5_IB_ALLOC_UCONTEXT_RESP_MASK_CORE_CLOCK_OFFSET;
 		resp.hca_core_clock_offset =
@@ -1798,7 +1809,7 @@ static ssize_t show_fw_ver(struct device *device, struct device_attribute *attr,
 {
 	struct mlx5_ib_dev *dev =
 		container_of(device, struct mlx5_ib_dev, ib_dev.dev);
-	return sprintf(buf, "%d.%d.%d\n", fw_rev_maj(dev->mdev),
+	return sprintf(buf, "%d.%d.%04d\n", fw_rev_maj(dev->mdev),
 		       fw_rev_min(dev->mdev), fw_rev_sub(dev->mdev));
 }
 
@@ -1866,14 +1877,11 @@ static void mlx5_ib_event(struct mlx5_core_dev *dev, void *context,
 		break;
 
 	case MLX5_DEV_EVENT_PORT_DOWN:
+	case MLX5_DEV_EVENT_PORT_INITIALIZED:
 		ibev.event = IB_EVENT_PORT_ERR;
 		port = (u8)param;
 		break;
 
-	case MLX5_DEV_EVENT_PORT_INITIALIZED:
-		/* not used by ULPs */
-		return;
-
 	case MLX5_DEV_EVENT_LID_CHANGE:
 		ibev.event = IB_EVENT_LID_CHANGE;
 		port = (u8)param;
diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c
index 504117657d41..ce0a7ab35a22 100644
--- a/drivers/infiniband/hw/mlx5/qp.c
+++ b/drivers/infiniband/hw/mlx5/qp.c
@@ -235,6 +235,8 @@ static int set_rq_size(struct mlx5_ib_dev *dev, struct ib_qp_cap *cap,
 		qp->rq.max_gs = 0;
 		qp->rq.wqe_cnt = 0;
 		qp->rq.wqe_shift = 0;
+		cap->max_recv_wr = 0;
+		cap->max_recv_sge = 0;
 	} else {
 		if (ucmd) {
 			qp->rq.wqe_cnt = ucmd->rq_wqe_count;
@@ -1851,13 +1853,15 @@ static int modify_raw_packet_eth_prio(struct mlx5_core_dev *dev,
 static int mlx5_set_path(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp,
 			 const struct ib_ah_attr *ah,
 			 struct mlx5_qp_path *path, u8 port, int attr_mask,
-			 u32 path_flags, const struct ib_qp_attr *attr)
+			 u32 path_flags, const struct ib_qp_attr *attr,
+			 bool alt)
 {
 	enum rdma_link_layer ll = rdma_port_get_link_layer(&dev->ib_dev, port);
 	int err;
 
 	if (attr_mask & IB_QP_PKEY_INDEX)
-		path->pkey_index = attr->pkey_index;
+		path->pkey_index = cpu_to_be16(alt ? attr->alt_pkey_index :
+						     attr->pkey_index);
 
 	if (ah->ah_flags & IB_AH_GRH) {
 		if (ah->grh.sgid_index >=
@@ -1877,9 +1881,9 @@ static int mlx5_set_path(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp,
 							  ah->grh.sgid_index);
 		path->dci_cfi_prio_sl = (ah->sl & 0x7) << 4;
 	} else {
-		path->fl = (path_flags & MLX5_PATH_FLAG_FL) ? 0x80 : 0;
-		path->free_ar = (path_flags & MLX5_PATH_FLAG_FREE_AR) ? 0x80 :
-									0;
+		path->fl_free_ar = (path_flags & MLX5_PATH_FLAG_FL) ? 0x80 : 0;
+		path->fl_free_ar |=
+			(path_flags & MLX5_PATH_FLAG_FREE_AR) ? 0x40 : 0;
 		path->rlid = cpu_to_be16(ah->dlid);
 		path->grh_mlid = ah->src_path_bits & 0x7f;
 		if (ah->ah_flags & IB_AH_GRH)
@@ -1903,7 +1907,7 @@ static int mlx5_set_path(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp,
 	path->port = port;
 
 	if (attr_mask & IB_QP_TIMEOUT)
-		path->ackto_lt = attr->timeout << 3;
+		path->ackto_lt = (alt ? attr->alt_timeout : attr->timeout) << 3;
 
 	if ((qp->ibqp.qp_type == IB_QPT_RAW_PACKET) && qp->sq.wqe_cnt)
 		return modify_raw_packet_eth_prio(dev->mdev,
@@ -2264,7 +2268,7 @@ static int __mlx5_ib_modify_qp(struct ib_qp *ibqp,
 		context->log_pg_sz_remote_qpn = cpu_to_be32(attr->dest_qp_num);
 
 	if (attr_mask & IB_QP_PKEY_INDEX)
-		context->pri_path.pkey_index = attr->pkey_index;
+		context->pri_path.pkey_index = cpu_to_be16(attr->pkey_index);
 
 	/* todo implement counter_index functionality */
 
@@ -2277,7 +2281,7 @@ static int __mlx5_ib_modify_qp(struct ib_qp *ibqp,
 	if (attr_mask & IB_QP_AV) {
 		err = mlx5_set_path(dev, qp, &attr->ah_attr, &context->pri_path,
 				    attr_mask & IB_QP_PORT ? attr->port_num : qp->port,
-				    attr_mask, 0, attr);
+				    attr_mask, 0, attr, false);
 		if (err)
 			goto out;
 	}
@@ -2288,7 +2292,9 @@ static int __mlx5_ib_modify_qp(struct ib_qp *ibqp,
 	if (attr_mask & IB_QP_ALT_PATH) {
 		err = mlx5_set_path(dev, qp, &attr->alt_ah_attr,
 				    &context->alt_path,
-				    attr->alt_port_num, attr_mask, 0, attr);
+				    attr->alt_port_num,
+				    attr_mask | IB_QP_PKEY_INDEX | IB_QP_TIMEOUT,
+				    0, attr, true);
 		if (err)
 			goto out;
 	}
@@ -3326,10 +3332,11 @@ static u8 get_fence(u8 fence, struct ib_send_wr *wr)
 			return MLX5_FENCE_MODE_SMALL_AND_FENCE;
 		else
 			return fence;
-
-	} else {
-		return 0;
+	} else if (unlikely(wr->send_flags & IB_SEND_FENCE)) {
+		return MLX5_FENCE_MODE_FENCE;
 	}
+
+	return 0;
 }
 
 static int begin_wqe(struct mlx5_ib_qp *qp, void **seg,
@@ -4013,11 +4020,12 @@ static int query_qp_attr(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp,
 	if (qp->ibqp.qp_type == IB_QPT_RC || qp->ibqp.qp_type == IB_QPT_UC) {
 		to_ib_ah_attr(dev, &qp_attr->ah_attr, &context->pri_path);
 		to_ib_ah_attr(dev, &qp_attr->alt_ah_attr, &context->alt_path);
-		qp_attr->alt_pkey_index = context->alt_path.pkey_index & 0x7f;
+		qp_attr->alt_pkey_index =
+			be16_to_cpu(context->alt_path.pkey_index);
 		qp_attr->alt_port_num	= qp_attr->alt_ah_attr.port_num;
 	}
 
-	qp_attr->pkey_index = context->pri_path.pkey_index & 0x7f;
+	qp_attr->pkey_index = be16_to_cpu(context->pri_path.pkey_index);
 	qp_attr->port_num = context->pri_path.port;
 
 	/* qp_attr->en_sqd_async_notify is only applicable in modify qp */
@@ -4079,17 +4087,19 @@ int mlx5_ib_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *qp_attr,
 	qp_attr->cap.max_recv_sge    = qp->rq.max_gs;
 
 	if (!ibqp->uobject) {
-		qp_attr->cap.max_send_wr  = qp->sq.wqe_cnt;
+		qp_attr->cap.max_send_wr  = qp->sq.max_post;
 		qp_attr->cap.max_send_sge = qp->sq.max_gs;
+		qp_init_attr->qp_context = ibqp->qp_context;
 	} else {
 		qp_attr->cap.max_send_wr  = 0;
 		qp_attr->cap.max_send_sge = 0;
 	}
 
-	/* We don't support inline sends for kernel QPs (yet), and we
-	 * don't know what userspace's value should be.
-	 */
-	qp_attr->cap.max_inline_data = 0;
+	qp_init_attr->qp_type = ibqp->qp_type;
+	qp_init_attr->recv_cq = ibqp->recv_cq;
+	qp_init_attr->send_cq = ibqp->send_cq;
+	qp_init_attr->srq = ibqp->srq;
+	qp_attr->cap.max_inline_data = qp->max_inline_data;
 
 	qp_init_attr->cap	     = qp_attr->cap;
 
diff --git a/drivers/infiniband/hw/qib/qib_file_ops.c b/drivers/infiniband/hw/qib/qib_file_ops.c
index ff946d5f59e4..382466a90da7 100644
--- a/drivers/infiniband/hw/qib/qib_file_ops.c
+++ b/drivers/infiniband/hw/qib/qib_file_ops.c
@@ -2178,6 +2178,11 @@ static ssize_t qib_write(struct file *fp, const char __user *data,
 
 	switch (cmd.type) {
 	case QIB_CMD_ASSIGN_CTXT:
+		if (rcd) {
+			ret = -EINVAL;
+			goto bail;
+		}
+
 		ret = qib_assign_ctxt(fp, &cmd.cmd.user_info);
 		if (ret)
 			goto bail;
diff --git a/drivers/infiniband/hw/usnic/usnic_uiom.c b/drivers/infiniband/hw/usnic/usnic_uiom.c
index 7209fbc03ccb..a0b6ebee4d8a 100644
--- a/drivers/infiniband/hw/usnic/usnic_uiom.c
+++ b/drivers/infiniband/hw/usnic/usnic_uiom.c
@@ -36,7 +36,6 @@
 #include <linux/dma-mapping.h>
 #include <linux/sched.h>
 #include <linux/hugetlb.h>
-#include <linux/dma-attrs.h>
 #include <linux/iommu.h>
 #include <linux/workqueue.h>
 #include <linux/list.h>
@@ -112,10 +111,6 @@ static int usnic_uiom_get_pages(unsigned long addr, size_t size, int writable,
 	int i;
 	int flags;
 	dma_addr_t pa;
-	DEFINE_DMA_ATTRS(attrs);
-
-	if (dmasync)
-		dma_set_attr(DMA_ATTR_WRITE_BARRIER, &attrs);
 
 	if (!can_do_mlock())
 		return -EPERM;
diff --git a/drivers/infiniband/sw/rdmavt/qp.c b/drivers/infiniband/sw/rdmavt/qp.c
index 5fa4d4d81ee0..41ba7e9cadaa 100644
--- a/drivers/infiniband/sw/rdmavt/qp.c
+++ b/drivers/infiniband/sw/rdmavt/qp.c
@@ -369,8 +369,8 @@ static int alloc_qpn(struct rvt_dev_info *rdi, struct rvt_qpn_table *qpt,
 			/* wrap to first map page, invert bit 0 */
 			offset = qpt->incr | ((offset & 1) ^ 1);
 		}
-		/* there can be no bits at shift and below */
-		WARN_ON(offset & (rdi->dparms.qos_shift - 1));
+		/* there can be no set bits in low-order QoS bits */
+		WARN_ON(offset & (BIT(rdi->dparms.qos_shift) - 1));
 		qpn = mk_qpn(qpt, map, offset);
 	}
 
@@ -502,6 +502,12 @@ static void rvt_remove_qp(struct rvt_dev_info *rdi, struct rvt_qp *qp)
  */
 static void rvt_reset_qp(struct rvt_dev_info *rdi, struct rvt_qp *qp,
 		  enum ib_qp_type type)
+	__releases(&qp->s_lock)
+	__releases(&qp->s_hlock)
+	__releases(&qp->r_lock)
+	__acquires(&qp->r_lock)
+	__acquires(&qp->s_hlock)
+	__acquires(&qp->s_lock)
 {
 	if (qp->state != IB_QPS_RESET) {
 		qp->state = IB_QPS_RESET;
@@ -570,12 +576,6 @@ static void rvt_reset_qp(struct rvt_dev_info *rdi, struct rvt_qp *qp,
 	qp->s_ssn = 1;
 	qp->s_lsn = 0;
 	qp->s_mig_state = IB_MIG_MIGRATED;
-	if (qp->s_ack_queue)
-		memset(
-			qp->s_ack_queue,
-			0,
-			rvt_max_atomic(rdi) *
-				sizeof(*qp->s_ack_queue));
 	qp->r_head_ack_queue = 0;
 	qp->s_tail_ack_queue = 0;
 	qp->s_num_rd_atomic = 0;
@@ -699,8 +699,10 @@ struct ib_qp *rvt_create_qp(struct ib_pd *ibpd,
 		 * initialization that is needed.
 		 */
 		priv = rdi->driver_f.qp_priv_alloc(rdi, qp, gfp);
-		if (!priv)
+		if (IS_ERR(priv)) {
+			ret = priv;
 			goto bail_qp;
+		}
 		qp->priv = priv;
 		qp->timeout_jiffies =
 			usecs_to_jiffies((4096UL * (1UL << qp->timeout)) /
diff --git a/drivers/infiniband/sw/rdmavt/vt.c b/drivers/infiniband/sw/rdmavt/vt.c
index e1cc2cc42f25..30c4fda7a05a 100644
--- a/drivers/infiniband/sw/rdmavt/vt.c
+++ b/drivers/infiniband/sw/rdmavt/vt.c
@@ -501,9 +501,7 @@ static noinline int check_support(struct rvt_dev_info *rdi, int verb)
 			    !rdi->driver_f.quiesce_qp ||
 			    !rdi->driver_f.notify_error_qp ||
 			    !rdi->driver_f.mtu_from_qp ||
-			    !rdi->driver_f.mtu_to_path_mtu ||
-			    !rdi->driver_f.shut_down_port ||
-			    !rdi->driver_f.cap_mask_chg)
+			    !rdi->driver_f.mtu_to_path_mtu)
 				return -EINVAL;
 		break;
 
diff --git a/drivers/infiniband/ulp/ipoib/ipoib.h b/drivers/infiniband/ulp/ipoib/ipoib.h
index bab7db6fa9ab..4f7d9b48df64 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib.h
+++ b/drivers/infiniband/ulp/ipoib/ipoib.h
@@ -94,6 +94,7 @@ enum {
 	IPOIB_NEIGH_TBL_FLUSH	  = 12,
 	IPOIB_FLAG_DEV_ADDR_SET	  = 13,
 	IPOIB_FLAG_DEV_ADDR_CTRL  = 14,
+	IPOIB_FLAG_GOING_DOWN	  = 15,
 
 	IPOIB_MAX_BACKOFF_SECONDS = 16,
 
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_cm.c b/drivers/infiniband/ulp/ipoib/ipoib_cm.c
index b2f42835d76d..951d9abcca8b 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_cm.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_cm.c
@@ -1486,6 +1486,10 @@ static ssize_t set_mode(struct device *d, struct device_attribute *attr,
 {
 	struct net_device *dev = to_net_dev(d);
 	int ret;
+	struct ipoib_dev_priv *priv = netdev_priv(dev);
+
+	if (test_bit(IPOIB_FLAG_GOING_DOWN, &priv->flags))
+		return -EPERM;
 
 	if (!rtnl_trylock())
 		return restart_syscall();
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_ib.c b/drivers/infiniband/ulp/ipoib/ipoib_ib.c
index 45c40a17d6a6..dc6d241b9406 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_ib.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_ib.c
@@ -1015,7 +1015,7 @@ static bool ipoib_dev_addr_changed_valid(struct ipoib_dev_priv *priv)
 	if (ib_query_gid(priv->ca, priv->port, 0, &gid0, NULL))
 		return false;
 
-	netif_addr_lock(priv->dev);
+	netif_addr_lock_bh(priv->dev);
 
 	/* The subnet prefix may have changed, update it now so we won't have
 	 * to do it later
@@ -1026,12 +1026,12 @@ static bool ipoib_dev_addr_changed_valid(struct ipoib_dev_priv *priv)
 
 	search_gid.global.interface_id = priv->local_gid.global.interface_id;
 
-	netif_addr_unlock(priv->dev);
+	netif_addr_unlock_bh(priv->dev);
 
 	err = ib_find_gid(priv->ca, &search_gid, IB_GID_TYPE_IB,
 			  priv->dev, &port, &index);
 
-	netif_addr_lock(priv->dev);
+	netif_addr_lock_bh(priv->dev);
 
 	if (search_gid.global.interface_id !=
 	    priv->local_gid.global.interface_id)
@@ -1092,7 +1092,7 @@ static bool ipoib_dev_addr_changed_valid(struct ipoib_dev_priv *priv)
 	}
 
 out:
-	netif_addr_unlock(priv->dev);
+	netif_addr_unlock_bh(priv->dev);
 
 	return ret;
 }
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c
index 2d7c16346648..5f58c41ef787 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_main.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c
@@ -1206,7 +1206,9 @@ struct ipoib_neigh *ipoib_neigh_get(struct net_device *dev, u8 *daddr)
 				neigh = NULL;
 				goto out_unlock;
 			}
-			neigh->alive = jiffies;
+
+			if (likely(skb_queue_len(&neigh->queue) < IPOIB_MAX_PATH_REC_QUEUE))
+				neigh->alive = jiffies;
 			goto out_unlock;
 		}
 	}
@@ -1851,7 +1853,7 @@ static void set_base_guid(struct ipoib_dev_priv *priv, union ib_gid *gid)
 	struct ipoib_dev_priv *child_priv;
 	struct net_device *netdev = priv->dev;
 
-	netif_addr_lock(netdev);
+	netif_addr_lock_bh(netdev);
 
 	memcpy(&priv->local_gid.global.interface_id,
 	       &gid->global.interface_id,
@@ -1859,7 +1861,7 @@ static void set_base_guid(struct ipoib_dev_priv *priv, union ib_gid *gid)
 	memcpy(netdev->dev_addr + 4, &priv->local_gid, sizeof(priv->local_gid));
 	clear_bit(IPOIB_FLAG_DEV_ADDR_SET, &priv->flags);
 
-	netif_addr_unlock(netdev);
+	netif_addr_unlock_bh(netdev);
 
 	if (!test_bit(IPOIB_FLAG_SUBINTERFACE, &priv->flags)) {
 		down_read(&priv->vlan_rwsem);
@@ -1875,7 +1877,7 @@ static int ipoib_check_lladdr(struct net_device *dev,
 	union ib_gid *gid = (union ib_gid *)(ss->__data + 4);
 	int ret = 0;
 
-	netif_addr_lock(dev);
+	netif_addr_lock_bh(dev);
 
 	/* Make sure the QPN, reserved and subnet prefix match the current
 	 * lladdr, it also makes sure the lladdr is unicast.
@@ -1885,7 +1887,7 @@ static int ipoib_check_lladdr(struct net_device *dev,
 	    gid->global.interface_id == 0)
 		ret = -EINVAL;
 
-	netif_addr_unlock(dev);
+	netif_addr_unlock_bh(dev);
 
 	return ret;
 }
@@ -2141,6 +2143,9 @@ static void ipoib_remove_one(struct ib_device *device, void *client_data)
 		ib_unregister_event_handler(&priv->event_handler);
 		flush_workqueue(ipoib_workqueue);
 
+		/* mark interface in the middle of destruction */
+		set_bit(IPOIB_FLAG_GOING_DOWN, &priv->flags);
+
 		rtnl_lock();
 		dev_change_flags(priv->dev, priv->dev->flags & ~IFF_UP);
 		rtnl_unlock();
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
index 82fbc9442608..d3394b6add24 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
@@ -582,13 +582,13 @@ void ipoib_mcast_join_task(struct work_struct *work)
 		return;
 	}
 	priv->local_lid = port_attr.lid;
-	netif_addr_lock(dev);
+	netif_addr_lock_bh(dev);
 
 	if (!test_bit(IPOIB_FLAG_DEV_ADDR_SET, &priv->flags)) {
-		netif_addr_unlock(dev);
+		netif_addr_unlock_bh(dev);
 		return;
 	}
-	netif_addr_unlock(dev);
+	netif_addr_unlock_bh(dev);
 
 	spin_lock_irq(&priv->lock);
 	if (!test_bit(IPOIB_FLAG_OPER_UP, &priv->flags))
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_vlan.c b/drivers/infiniband/ulp/ipoib/ipoib_vlan.c
index 64a35595eab8..a2f9f29c6ab5 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_vlan.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_vlan.c
@@ -131,6 +131,9 @@ int ipoib_vlan_add(struct net_device *pdev, unsigned short pkey)
 
 	ppriv = netdev_priv(pdev);
 
+	if (test_bit(IPOIB_FLAG_GOING_DOWN, &ppriv->flags))
+		return -EPERM;
+
 	snprintf(intf_name, sizeof intf_name, "%s.%04x",
 		 ppriv->dev->name, pkey);
 	priv = ipoib_intf_alloc(intf_name);
@@ -183,6 +186,9 @@ int ipoib_vlan_delete(struct net_device *pdev, unsigned short pkey)
 
 	ppriv = netdev_priv(pdev);
 
+	if (test_bit(IPOIB_FLAG_GOING_DOWN, &ppriv->flags))
+		return -EPERM;
+
 	if (!rtnl_trylock())
 		return restart_syscall();
 
diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c
index 646de170ec12..3322ed750172 100644
--- a/drivers/infiniband/ulp/srp/ib_srp.c
+++ b/drivers/infiniband/ulp/srp/ib_srp.c
@@ -1457,7 +1457,6 @@ static int srp_map_sg_fr(struct srp_map_state *state, struct srp_rdma_ch *ch,
 {
 	unsigned int sg_offset = 0;
 
-	state->desc = req->indirect_desc;
 	state->fr.next = req->fr_list;
 	state->fr.end = req->fr_list + ch->target->mr_per_cmd;
 	state->sg = scat;
@@ -1489,7 +1488,6 @@ static int srp_map_sg_dma(struct srp_map_state *state, struct srp_rdma_ch *ch,
 	struct scatterlist *sg;
 	int i;
 
-	state->desc = req->indirect_desc;
 	for_each_sg(scat, sg, count, i) {
 		srp_map_desc(state, ib_sg_dma_address(dev->dev, sg),
 			     ib_sg_dma_len(dev->dev, sg),
@@ -1655,6 +1653,7 @@ static int srp_map_data(struct scsi_cmnd *scmnd, struct srp_rdma_ch *ch,
 				   target->indirect_size, DMA_TO_DEVICE);
 
 	memset(&state, 0, sizeof(state));
+	state.desc = req->indirect_desc;
 	if (dev->use_fast_reg)
 		ret = srp_map_sg_fr(&state, ch, req, scat, count);
 	else if (dev->use_fmr)
@@ -3526,7 +3525,7 @@ static void srp_add_one(struct ib_device *device)
 	int mr_page_shift, p;
 	u64 max_pages_per_mr;
 
-	srp_dev = kmalloc(sizeof *srp_dev, GFP_KERNEL);
+	srp_dev = kzalloc(sizeof(*srp_dev), GFP_KERNEL);
 	if (!srp_dev)
 		return;
 
@@ -3586,8 +3585,6 @@ static void srp_add_one(struct ib_device *device)
 						   IB_ACCESS_REMOTE_WRITE);
 		if (IS_ERR(srp_dev->global_mr))
 			goto err_pd;
-	} else {
-		srp_dev->global_mr = NULL;
 	}
 
 	for (p = rdma_start_port(device); p <= rdma_end_port(device); ++p) {
diff --git a/drivers/infiniband/ulp/srpt/ib_srpt.c b/drivers/infiniband/ulp/srpt/ib_srpt.c
index e68b20cba70b..4a4155640d51 100644
--- a/drivers/infiniband/ulp/srpt/ib_srpt.c
+++ b/drivers/infiniband/ulp/srpt/ib_srpt.c
@@ -1638,8 +1638,7 @@ retry:
 	 */
 	qp_init->cap.max_send_wr = srp_sq_size / 2;
 	qp_init->cap.max_rdma_ctxs = srp_sq_size / 2;
-	qp_init->cap.max_send_sge = max(sdev->device->attrs.max_sge_rd,
-					sdev->device->attrs.max_sge);
+	qp_init->cap.max_send_sge = SRPT_DEF_SG_PER_WQE;
 	qp_init->port_num = ch->sport->port;
 
 	ch->qp = ib_create_qp(sdev->pd, qp_init);
diff --git a/drivers/infiniband/ulp/srpt/ib_srpt.h b/drivers/infiniband/ulp/srpt/ib_srpt.h
index fee6bfd7ca21..389030487da7 100644
--- a/drivers/infiniband/ulp/srpt/ib_srpt.h
+++ b/drivers/infiniband/ulp/srpt/ib_srpt.h
@@ -106,6 +106,7 @@ enum {
 	SRP_LOGIN_RSP_MULTICHAN_MAINTAINED = 0x2,
 
 	SRPT_DEF_SG_TABLESIZE = 128,
+	SRPT_DEF_SG_PER_WQE = 16,
 
 	MIN_SRPT_SQ_SIZE = 16,
 	DEF_SRPT_SQ_SIZE = 4096,
diff --git a/drivers/iommu/arm-smmu-v3.c b/drivers/iommu/arm-smmu-v3.c
index 94b68213c50d..5f6b3bcab078 100644
--- a/drivers/iommu/arm-smmu-v3.c
+++ b/drivers/iommu/arm-smmu-v3.c
@@ -1941,6 +1941,7 @@ static struct iommu_ops arm_smmu_ops = {
 	.attach_dev		= arm_smmu_attach_dev,
 	.map			= arm_smmu_map,
 	.unmap			= arm_smmu_unmap,
+	.map_sg			= default_iommu_map_sg,
 	.iova_to_phys		= arm_smmu_iova_to_phys,
 	.add_device		= arm_smmu_add_device,
 	.remove_device		= arm_smmu_remove_device,
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index a644d0cec2d8..10700945994e 100644
--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -3222,11 +3222,6 @@ static int __init init_dmars(void)
 			}
 		}
 
-		iommu_flush_write_buffer(iommu);
-		iommu_set_root_entry(iommu);
-		iommu->flush.flush_context(iommu, 0, 0, 0, DMA_CCMD_GLOBAL_INVL);
-		iommu->flush.flush_iotlb(iommu, 0, 0, 0, DMA_TLB_GLOBAL_FLUSH);
-
 		if (!ecap_pass_through(iommu->ecap))
 			hw_pass_through = 0;
 #ifdef CONFIG_INTEL_IOMMU_SVM
@@ -3235,6 +3230,18 @@ static int __init init_dmars(void)
 #endif
 	}
 
+	/*
+	 * Now that qi is enabled on all iommus, set the root entry and flush
+	 * caches. This is required on some Intel X58 chipsets, otherwise the
+	 * flush_context function will loop forever and the boot hangs.
+	 */
+	for_each_active_iommu(iommu, drhd) {
+		iommu_flush_write_buffer(iommu);
+		iommu_set_root_entry(iommu);
+		iommu->flush.flush_context(iommu, 0, 0, 0, DMA_CCMD_GLOBAL_INVL);
+		iommu->flush.flush_iotlb(iommu, 0, 0, 0, DMA_TLB_GLOBAL_FLUSH);
+	}
+
 	if (iommu_pass_through)
 		iommu_identity_mapping |= IDENTMAP_ALL;
 
diff --git a/drivers/iommu/rockchip-iommu.c b/drivers/iommu/rockchip-iommu.c
index c7d6156ff536..25b4627cb57f 100644
--- a/drivers/iommu/rockchip-iommu.c
+++ b/drivers/iommu/rockchip-iommu.c
@@ -815,7 +815,7 @@ static int rk_iommu_attach_device(struct iommu_domain *domain,
 	dte_addr = virt_to_phys(rk_domain->dt);
 	for (i = 0; i < iommu->num_mmu; i++) {
 		rk_iommu_write(iommu->bases[i], RK_MMU_DTE_ADDR, dte_addr);
-		rk_iommu_command(iommu->bases[i], RK_MMU_CMD_ZAP_CACHE);
+		rk_iommu_base_command(iommu->bases[i], RK_MMU_CMD_ZAP_CACHE);
 		rk_iommu_write(iommu->bases[i], RK_MMU_INT_MASK, RK_MMU_IRQ_MASK);
 	}
 
diff --git a/drivers/irqchip/irq-mips-gic.c b/drivers/irqchip/irq-mips-gic.c
index 3b5e10aa48ab..8a4adbeb2b8c 100644
--- a/drivers/irqchip/irq-mips-gic.c
+++ b/drivers/irqchip/irq-mips-gic.c
@@ -746,6 +746,12 @@ static int gic_irq_domain_alloc(struct irq_domain *d, unsigned int virq,
 		/* verify that it doesn't conflict with an IPI irq */
 		if (test_bit(spec->hwirq, ipi_resrv))
 			return -EBUSY;
+
+		hwirq = GIC_SHARED_TO_HWIRQ(spec->hwirq);
+
+		return irq_domain_set_hwirq_and_chip(d, virq, hwirq,
+						     &gic_level_irq_controller,
+						     NULL);
 	} else {
 		base_hwirq = find_first_bit(ipi_resrv, gic_shared_intrs);
 		if (base_hwirq == gic_shared_intrs) {
@@ -867,10 +873,14 @@ static int gic_dev_domain_alloc(struct irq_domain *d, unsigned int virq,
 						    &gic_level_irq_controller,
 						    NULL);
 		if (ret)
-			return ret;
+			goto error;
 	}
 
 	return 0;
+
+error:
+	irq_domain_free_irqs_parent(d, virq, nr_irqs);
+	return ret;
 }
 
 void gic_dev_domain_free(struct irq_domain *d, unsigned int virq,
diff --git a/drivers/leds/led-core.c b/drivers/leds/led-core.c
index 3495d5d6547f..3bce44893021 100644
--- a/drivers/leds/led-core.c
+++ b/drivers/leds/led-core.c
@@ -53,11 +53,12 @@ static void led_timer_function(unsigned long data)
 
 	if (!led_cdev->blink_delay_on || !led_cdev->blink_delay_off) {
 		led_set_brightness_nosleep(led_cdev, LED_OFF);
+		led_cdev->flags &= ~LED_BLINK_SW;
 		return;
 	}
 
 	if (led_cdev->flags & LED_BLINK_ONESHOT_STOP) {
-		led_cdev->flags &= ~LED_BLINK_ONESHOT_STOP;
+		led_cdev->flags &=  ~(LED_BLINK_ONESHOT_STOP | LED_BLINK_SW);
 		return;
 	}
 
@@ -151,6 +152,7 @@ static void led_set_software_blink(struct led_classdev *led_cdev,
 		return;
 	}
 
+	led_cdev->flags |= LED_BLINK_SW;
 	mod_timer(&led_cdev->blink_timer, jiffies + 1);
 }
 
@@ -219,6 +221,7 @@ void led_stop_software_blink(struct led_classdev *led_cdev)
 	del_timer_sync(&led_cdev->blink_timer);
 	led_cdev->blink_delay_on = 0;
 	led_cdev->blink_delay_off = 0;
+	led_cdev->flags &= ~LED_BLINK_SW;
 }
 EXPORT_SYMBOL_GPL(led_stop_software_blink);
 
@@ -226,10 +229,10 @@ void led_set_brightness(struct led_classdev *led_cdev,
 			enum led_brightness brightness)
 {
 	/*
-	 * In case blinking is on delay brightness setting
+	 * If software blink is active, delay brightness setting
 	 * until the next timer tick.
 	 */
-	if (led_cdev->blink_delay_on || led_cdev->blink_delay_off) {
+	if (led_cdev->flags & LED_BLINK_SW) {
 		/*
 		 * If we need to disable soft blinking delegate this to the
 		 * work queue task to avoid problems in case we are called
diff --git a/drivers/leds/trigger/ledtrig-heartbeat.c b/drivers/leds/trigger/ledtrig-heartbeat.c
index 410c39c62dc7..c9f386213e9e 100644
--- a/drivers/leds/trigger/ledtrig-heartbeat.c
+++ b/drivers/leds/trigger/ledtrig-heartbeat.c
@@ -19,6 +19,7 @@
 #include <linux/sched.h>
 #include <linux/leds.h>
 #include <linux/reboot.h>
+#include <linux/suspend.h>
 #include "../leds.h"
 
 static int panic_heartbeats;
@@ -154,6 +155,30 @@ static struct led_trigger heartbeat_led_trigger = {
 	.deactivate = heartbeat_trig_deactivate,
 };
 
+static int heartbeat_pm_notifier(struct notifier_block *nb,
+				 unsigned long pm_event, void *unused)
+{
+	int rc;
+
+	switch (pm_event) {
+	case PM_SUSPEND_PREPARE:
+	case PM_HIBERNATION_PREPARE:
+	case PM_RESTORE_PREPARE:
+		led_trigger_unregister(&heartbeat_led_trigger);
+		break;
+	case PM_POST_SUSPEND:
+	case PM_POST_HIBERNATION:
+	case PM_POST_RESTORE:
+		rc = led_trigger_register(&heartbeat_led_trigger);
+		if (rc)
+			pr_err("could not re-register heartbeat trigger\n");
+		break;
+	default:
+		break;
+	}
+	return NOTIFY_DONE;
+}
+
 static int heartbeat_reboot_notifier(struct notifier_block *nb,
 				     unsigned long code, void *unused)
 {
@@ -168,6 +193,10 @@ static int heartbeat_panic_notifier(struct notifier_block *nb,
 	return NOTIFY_DONE;
 }
 
+static struct notifier_block heartbeat_pm_nb = {
+	.notifier_call = heartbeat_pm_notifier,
+};
+
 static struct notifier_block heartbeat_reboot_nb = {
 	.notifier_call = heartbeat_reboot_notifier,
 };
@@ -184,12 +213,14 @@ static int __init heartbeat_trig_init(void)
 		atomic_notifier_chain_register(&panic_notifier_list,
 					       &heartbeat_panic_nb);
 		register_reboot_notifier(&heartbeat_reboot_nb);
+		register_pm_notifier(&heartbeat_pm_nb);
 	}
 	return rc;
 }
 
 static void __exit heartbeat_trig_exit(void)
 {
+	unregister_pm_notifier(&heartbeat_pm_nb);
 	unregister_reboot_notifier(&heartbeat_reboot_nb);
 	atomic_notifier_chain_unregister(&panic_notifier_list,
 					 &heartbeat_panic_nb);
diff --git a/drivers/mcb/mcb-core.c b/drivers/mcb/mcb-core.c
index b73c6e7d28e4..6f2c8522e14a 100644
--- a/drivers/mcb/mcb-core.c
+++ b/drivers/mcb/mcb-core.c
@@ -61,21 +61,36 @@ static int mcb_probe(struct device *dev)
 	struct mcb_driver *mdrv = to_mcb_driver(dev->driver);
 	struct mcb_device *mdev = to_mcb_device(dev);
 	const struct mcb_device_id *found_id;
+	struct module *carrier_mod;
+	int ret;
 
 	found_id = mcb_match_id(mdrv->id_table, mdev);
 	if (!found_id)
 		return -ENODEV;
 
-	return mdrv->probe(mdev, found_id);
+	carrier_mod = mdev->dev.parent->driver->owner;
+	if (!try_module_get(carrier_mod))
+		return -EINVAL;
+
+	get_device(dev);
+	ret = mdrv->probe(mdev, found_id);
+	if (ret)
+		module_put(carrier_mod);
+
+	return ret;
 }
 
 static int mcb_remove(struct device *dev)
 {
 	struct mcb_driver *mdrv = to_mcb_driver(dev->driver);
 	struct mcb_device *mdev = to_mcb_device(dev);
+	struct module *carrier_mod;
 
 	mdrv->remove(mdev);
 
+	carrier_mod = mdev->dev.parent->driver->owner;
+	module_put(carrier_mod);
+
 	put_device(&mdev->dev);
 
 	return 0;
diff --git a/drivers/media/usb/uvc/uvc_v4l2.c b/drivers/media/usb/uvc/uvc_v4l2.c
index d7723ce772b3..c04bc6afb965 100644
--- a/drivers/media/usb/uvc/uvc_v4l2.c
+++ b/drivers/media/usb/uvc/uvc_v4l2.c
@@ -1274,8 +1274,6 @@ struct uvc_xu_control_mapping32 {
 static int uvc_v4l2_get_xu_mapping(struct uvc_xu_control_mapping *kp,
 			const struct uvc_xu_control_mapping32 __user *up)
 {
-	struct uvc_menu_info __user *umenus;
-	struct uvc_menu_info __user *kmenus;
 	compat_caddr_t p;
 
 	if (!access_ok(VERIFY_READ, up, sizeof(*up)) ||
@@ -1292,17 +1290,7 @@ static int uvc_v4l2_get_xu_mapping(struct uvc_xu_control_mapping *kp,
 
 	if (__get_user(p, &up->menu_info))
 		return -EFAULT;
-	umenus = compat_ptr(p);
-	if (!access_ok(VERIFY_READ, umenus, kp->menu_count * sizeof(*umenus)))
-		return -EFAULT;
-
-	kmenus = compat_alloc_user_space(kp->menu_count * sizeof(*kmenus));
-	if (kmenus == NULL)
-		return -EFAULT;
-	kp->menu_info = kmenus;
-
-	if (copy_in_user(kmenus, umenus, kp->menu_count * sizeof(*umenus)))
-		return -EFAULT;
+	kp->menu_info = compat_ptr(p);
 
 	return 0;
 }
@@ -1310,10 +1298,6 @@ static int uvc_v4l2_get_xu_mapping(struct uvc_xu_control_mapping *kp,
 static int uvc_v4l2_put_xu_mapping(const struct uvc_xu_control_mapping *kp,
 			struct uvc_xu_control_mapping32 __user *up)
 {
-	struct uvc_menu_info __user *umenus;
-	struct uvc_menu_info __user *kmenus = kp->menu_info;
-	compat_caddr_t p;
-
 	if (!access_ok(VERIFY_WRITE, up, sizeof(*up)) ||
 	    __copy_to_user(up, kp, offsetof(typeof(*up), menu_info)) ||
 	    __put_user(kp->menu_count, &up->menu_count))
@@ -1322,16 +1306,6 @@ static int uvc_v4l2_put_xu_mapping(const struct uvc_xu_control_mapping *kp,
 	if (__clear_user(up->reserved, sizeof(up->reserved)))
 		return -EFAULT;
 
-	if (kp->menu_count == 0)
-		return 0;
-
-	if (get_user(p, &up->menu_info))
-		return -EFAULT;
-	umenus = compat_ptr(p);
-
-	if (copy_in_user(umenus, kmenus, kp->menu_count * sizeof(*umenus)))
-		return -EFAULT;
-
 	return 0;
 }
 
@@ -1346,8 +1320,6 @@ struct uvc_xu_control_query32 {
 static int uvc_v4l2_get_xu_query(struct uvc_xu_control_query *kp,
 			const struct uvc_xu_control_query32 __user *up)
 {
-	u8 __user *udata;
-	u8 __user *kdata;
 	compat_caddr_t p;
 
 	if (!access_ok(VERIFY_READ, up, sizeof(*up)) ||
@@ -1361,17 +1333,7 @@ static int uvc_v4l2_get_xu_query(struct uvc_xu_control_query *kp,
 
 	if (__get_user(p, &up->data))
 		return -EFAULT;
-	udata = compat_ptr(p);
-	if (!access_ok(VERIFY_READ, udata, kp->size))
-		return -EFAULT;
-
-	kdata = compat_alloc_user_space(kp->size);
-	if (kdata == NULL)
-		return -EFAULT;
-	kp->data = kdata;
-
-	if (copy_in_user(kdata, udata, kp->size))
-		return -EFAULT;
+	kp->data = compat_ptr(p);
 
 	return 0;
 }
@@ -1379,26 +1341,10 @@ static int uvc_v4l2_get_xu_query(struct uvc_xu_control_query *kp,
 static int uvc_v4l2_put_xu_query(const struct uvc_xu_control_query *kp,
 			struct uvc_xu_control_query32 __user *up)
 {
-	u8 __user *udata;
-	u8 __user *kdata = kp->data;
-	compat_caddr_t p;
-
 	if (!access_ok(VERIFY_WRITE, up, sizeof(*up)) ||
 	    __copy_to_user(up, kp, offsetof(typeof(*up), data)))
 		return -EFAULT;
 
-	if (kp->size == 0)
-		return 0;
-
-	if (get_user(p, &up->data))
-		return -EFAULT;
-	udata = compat_ptr(p);
-	if (!access_ok(VERIFY_READ, udata, kp->size))
-		return -EFAULT;
-
-	if (copy_in_user(udata, kdata, kp->size))
-		return -EFAULT;
-
 	return 0;
 }
 
@@ -1408,47 +1354,44 @@ static int uvc_v4l2_put_xu_query(const struct uvc_xu_control_query *kp,
 static long uvc_v4l2_compat_ioctl32(struct file *file,
 		     unsigned int cmd, unsigned long arg)
 {
+	struct uvc_fh *handle = file->private_data;
 	union {
 		struct uvc_xu_control_mapping xmap;
 		struct uvc_xu_control_query xqry;
 	} karg;
 	void __user *up = compat_ptr(arg);
-	mm_segment_t old_fs;
 	long ret;
 
 	switch (cmd) {
 	case UVCIOC_CTRL_MAP32:
-		cmd = UVCIOC_CTRL_MAP;
 		ret = uvc_v4l2_get_xu_mapping(&karg.xmap, up);
+		if (ret)
+			return ret;
+		ret = uvc_ioctl_ctrl_map(handle->chain, &karg.xmap);
+		if (ret)
+			return ret;
+		ret = uvc_v4l2_put_xu_mapping(&karg.xmap, up);
+		if (ret)
+			return ret;
+
 		break;
 
 	case UVCIOC_CTRL_QUERY32:
-		cmd = UVCIOC_CTRL_QUERY;
 		ret = uvc_v4l2_get_xu_query(&karg.xqry, up);
+		if (ret)
+			return ret;
+		ret = uvc_xu_ctrl_query(handle->chain, &karg.xqry);
+		if (ret)
+			return ret;
+		ret = uvc_v4l2_put_xu_query(&karg.xqry, up);
+		if (ret)
+			return ret;
 		break;
 
 	default:
 		return -ENOIOCTLCMD;
 	}
 
-	old_fs = get_fs();
-	set_fs(KERNEL_DS);
-	ret = video_ioctl2(file, cmd, (unsigned long)&karg);
-	set_fs(old_fs);
-
-	if (ret < 0)
-		return ret;
-
-	switch (cmd) {
-	case UVCIOC_CTRL_MAP:
-		ret = uvc_v4l2_put_xu_mapping(&karg.xmap, up);
-		break;
-
-	case UVCIOC_CTRL_QUERY:
-		ret = uvc_v4l2_put_xu_query(&karg.xqry, up);
-		break;
-	}
-
 	return ret;
 }
 #endif
diff --git a/drivers/media/v4l2-core/v4l2-mc.c b/drivers/media/v4l2-core/v4l2-mc.c
index ca94bded3386..8bef4331bd51 100644
--- a/drivers/media/v4l2-core/v4l2-mc.c
+++ b/drivers/media/v4l2-core/v4l2-mc.c
@@ -1,7 +1,7 @@
 /*
  * Media Controller ancillary functions
  *
- * Copyright (c) 2016 Mauro Carvalho Chehab <mchehab@osg.samsung.com>
+ * Copyright (c) 2016 Mauro Carvalho Chehab <mchehab@kernel.org>
  * Copyright (C) 2016 Shuah Khan <shuahkh@osg.samsung.com>
  * Copyright (C) 2006-2010 Nokia Corporation
  * Copyright (c) 2016 Intel Corporation.
diff --git a/drivers/memory/omap-gpmc.c b/drivers/memory/omap-gpmc.c
index af4884ba6b7c..15508df24e5d 100644
--- a/drivers/memory/omap-gpmc.c
+++ b/drivers/memory/omap-gpmc.c
@@ -398,7 +398,7 @@ static void gpmc_cs_bool_timings(int cs, const struct gpmc_bool_timings *p)
 	gpmc_cs_modify_reg(cs, GPMC_CS_CONFIG4,
 			   GPMC_CONFIG4_OEEXTRADELAY, p->oe_extra_delay);
 	gpmc_cs_modify_reg(cs, GPMC_CS_CONFIG4,
-			   GPMC_CONFIG4_OEEXTRADELAY, p->we_extra_delay);
+			   GPMC_CONFIG4_WEEXTRADELAY, p->we_extra_delay);
 	gpmc_cs_modify_reg(cs, GPMC_CS_CONFIG6,
 			   GPMC_CONFIG6_CYCLE2CYCLESAMECSEN,
 			   p->cycle2cyclesamecsen);
diff --git a/drivers/misc/mei/client.c b/drivers/misc/mei/client.c
index eed254da63a8..641c1a566687 100644
--- a/drivers/misc/mei/client.c
+++ b/drivers/misc/mei/client.c
@@ -730,7 +730,7 @@ static void mei_cl_wake_all(struct mei_cl *cl)
 	/* synchronized under device mutex */
 	if (waitqueue_active(&cl->wait)) {
 		cl_dbg(dev, cl, "Waking up ctrl write clients!\n");
-		wake_up_interruptible(&cl->wait);
+		wake_up(&cl->wait);
 	}
 }
 
diff --git a/drivers/mtd/ubi/build.c b/drivers/mtd/ubi/build.c
index 16baeb51b2bd..ef3618299494 100644
--- a/drivers/mtd/ubi/build.c
+++ b/drivers/mtd/ubi/build.c
@@ -1147,11 +1147,17 @@ int ubi_detach_mtd_dev(int ubi_num, int anyway)
  */
 static struct mtd_info * __init open_mtd_by_chdev(const char *mtd_dev)
 {
-	struct kstat stat;
 	int err, minor;
+	struct path path;
+	struct kstat stat;
 
 	/* Probably this is an MTD character device node path */
-	err = vfs_stat(mtd_dev, &stat);
+	err = kern_path(mtd_dev, LOOKUP_FOLLOW, &path);
+	if (err)
+		return ERR_PTR(err);
+
+	err = vfs_getattr(&path, &stat);
+	path_put(&path);
 	if (err)
 		return ERR_PTR(err);
 
@@ -1160,6 +1166,7 @@ static struct mtd_info * __init open_mtd_by_chdev(const char *mtd_dev)
 		return ERR_PTR(-EINVAL);
 
 	minor = MINOR(stat.rdev);
+
 	if (minor & 1)
 		/*
 		 * Just do not think the "/dev/mtdrX" devices support is need,
diff --git a/drivers/mtd/ubi/eba.c b/drivers/mtd/ubi/eba.c
index 5780dd1ba79d..ebf517271d29 100644
--- a/drivers/mtd/ubi/eba.c
+++ b/drivers/mtd/ubi/eba.c
@@ -575,6 +575,7 @@ static int recover_peb(struct ubi_device *ubi, int pnum, int vol_id, int lnum,
 	int err, idx = vol_id2idx(ubi, vol_id), new_pnum, data_size, tries = 0;
 	struct ubi_volume *vol = ubi->volumes[idx];
 	struct ubi_vid_hdr *vid_hdr;
+	uint32_t crc;
 
 	vid_hdr = ubi_zalloc_vid_hdr(ubi, GFP_NOFS);
 	if (!vid_hdr)
@@ -599,14 +600,8 @@ retry:
 		goto out_put;
 	}
 
-	vid_hdr->sqnum = cpu_to_be64(ubi_next_sqnum(ubi));
-	err = ubi_io_write_vid_hdr(ubi, new_pnum, vid_hdr);
-	if (err) {
-		up_read(&ubi->fm_eba_sem);
-		goto write_error;
-	}
+	ubi_assert(vid_hdr->vol_type == UBI_VID_DYNAMIC);
 
-	data_size = offset + len;
 	mutex_lock(&ubi->buf_mutex);
 	memset(ubi->peb_buf + offset, 0xFF, len);
 
@@ -621,6 +616,19 @@ retry:
 
 	memcpy(ubi->peb_buf + offset, buf, len);
 
+	data_size = offset + len;
+	crc = crc32(UBI_CRC32_INIT, ubi->peb_buf, data_size);
+	vid_hdr->sqnum = cpu_to_be64(ubi_next_sqnum(ubi));
+	vid_hdr->copy_flag = 1;
+	vid_hdr->data_size = cpu_to_be32(data_size);
+	vid_hdr->data_crc = cpu_to_be32(crc);
+	err = ubi_io_write_vid_hdr(ubi, new_pnum, vid_hdr);
+	if (err) {
+		mutex_unlock(&ubi->buf_mutex);
+		up_read(&ubi->fm_eba_sem);
+		goto write_error;
+	}
+
 	err = ubi_io_write_data(ubi, ubi->peb_buf, new_pnum, 0, data_size);
 	if (err) {
 		mutex_unlock(&ubi->buf_mutex);
diff --git a/drivers/mtd/ubi/kapi.c b/drivers/mtd/ubi/kapi.c
index 348dbbcbedc8..a9e2cef7c95c 100644
--- a/drivers/mtd/ubi/kapi.c
+++ b/drivers/mtd/ubi/kapi.c
@@ -302,6 +302,7 @@ EXPORT_SYMBOL_GPL(ubi_open_volume_nm);
 struct ubi_volume_desc *ubi_open_volume_path(const char *pathname, int mode)
 {
 	int error, ubi_num, vol_id;
+	struct path path;
 	struct kstat stat;
 
 	dbg_gen("open volume %s, mode %d", pathname, mode);
@@ -309,7 +310,12 @@ struct ubi_volume_desc *ubi_open_volume_path(const char *pathname, int mode)
 	if (!pathname || !*pathname)
 		return ERR_PTR(-EINVAL);
 
-	error = vfs_stat(pathname, &stat);
+	error = kern_path(pathname, LOOKUP_FOLLOW, &path);
+	if (error)
+		return ERR_PTR(error);
+
+	error = vfs_getattr(&path, &stat);
+	path_put(&path);
 	if (error)
 		return ERR_PTR(error);
 
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
index c5fe915870ad..a59d55e25d5f 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
@@ -12895,52 +12895,71 @@ static int __bnx2x_vlan_configure_vid(struct bnx2x *bp, u16 vid, bool add)
 	return rc;
 }
 
-int bnx2x_vlan_reconfigure_vid(struct bnx2x *bp)
+static int bnx2x_vlan_configure_vid_list(struct bnx2x *bp)
 {
 	struct bnx2x_vlan_entry *vlan;
 	int rc = 0;
 
-	if (!bp->vlan_cnt) {
-		DP(NETIF_MSG_IFUP, "No need to re-configure vlan filters\n");
-		return 0;
-	}
-
+	/* Configure all non-configured entries */
 	list_for_each_entry(vlan, &bp->vlan_reg, link) {
-		/* Prepare for cleanup in case of errors */
-		if (rc) {
-			vlan->hw = false;
-			continue;
-		}
-
-		if (!vlan->hw)
+		if (vlan->hw)
 			continue;
 
-		DP(NETIF_MSG_IFUP, "Re-configuring vlan 0x%04x\n", vlan->vid);
+		if (bp->vlan_cnt >= bp->vlan_credit)
+			return -ENOBUFS;
 
 		rc = __bnx2x_vlan_configure_vid(bp, vlan->vid, true);
 		if (rc) {
-			BNX2X_ERR("Unable to configure VLAN %d\n", vlan->vid);
-			vlan->hw = false;
-			rc = -EINVAL;
-			continue;
+			BNX2X_ERR("Unable to config VLAN %d\n", vlan->vid);
+			return rc;
 		}
+
+		DP(NETIF_MSG_IFUP, "HW configured for VLAN %d\n", vlan->vid);
+		vlan->hw = true;
+		bp->vlan_cnt++;
 	}
 
-	return rc;
+	return 0;
+}
+
+static void bnx2x_vlan_configure(struct bnx2x *bp, bool set_rx_mode)
+{
+	bool need_accept_any_vlan;
+
+	need_accept_any_vlan = !!bnx2x_vlan_configure_vid_list(bp);
+
+	if (bp->accept_any_vlan != need_accept_any_vlan) {
+		bp->accept_any_vlan = need_accept_any_vlan;
+		DP(NETIF_MSG_IFUP, "Accept all VLAN %s\n",
+		   bp->accept_any_vlan ? "raised" : "cleared");
+		if (set_rx_mode) {
+			if (IS_PF(bp))
+				bnx2x_set_rx_mode_inner(bp);
+			else
+				bnx2x_vfpf_storm_rx_mode(bp);
+		}
+	}
+}
+
+int bnx2x_vlan_reconfigure_vid(struct bnx2x *bp)
+{
+	struct bnx2x_vlan_entry *vlan;
+
+	/* The hw forgot all entries after reload */
+	list_for_each_entry(vlan, &bp->vlan_reg, link)
+		vlan->hw = false;
+	bp->vlan_cnt = 0;
+
+	/* Don't set rx mode here. Our caller will do it. */
+	bnx2x_vlan_configure(bp, false);
+
+	return 0;
 }
 
 static int bnx2x_vlan_rx_add_vid(struct net_device *dev, __be16 proto, u16 vid)
 {
 	struct bnx2x *bp = netdev_priv(dev);
 	struct bnx2x_vlan_entry *vlan;
-	bool hw = false;
-	int rc = 0;
-
-	if (!netif_running(bp->dev)) {
-		DP(NETIF_MSG_IFUP,
-		   "Ignoring VLAN configuration the interface is down\n");
-		return -EFAULT;
-	}
 
 	DP(NETIF_MSG_IFUP, "Adding VLAN %d\n", vid);
 
@@ -12948,93 +12967,47 @@ static int bnx2x_vlan_rx_add_vid(struct net_device *dev, __be16 proto, u16 vid)
 	if (!vlan)
 		return -ENOMEM;
 
-	bp->vlan_cnt++;
-	if (bp->vlan_cnt > bp->vlan_credit && !bp->accept_any_vlan) {
-		DP(NETIF_MSG_IFUP, "Accept all VLAN raised\n");
-		bp->accept_any_vlan = true;
-		if (IS_PF(bp))
-			bnx2x_set_rx_mode_inner(bp);
-		else
-			bnx2x_vfpf_storm_rx_mode(bp);
-	} else if (bp->vlan_cnt <= bp->vlan_credit) {
-		rc = __bnx2x_vlan_configure_vid(bp, vid, true);
-		hw = true;
-	}
-
 	vlan->vid = vid;
-	vlan->hw = hw;
+	vlan->hw = false;
+	list_add_tail(&vlan->link, &bp->vlan_reg);
 
-	if (!rc) {
-		list_add(&vlan->link, &bp->vlan_reg);
-	} else {
-		bp->vlan_cnt--;
-		kfree(vlan);
-	}
-
-	DP(NETIF_MSG_IFUP, "Adding VLAN result %d\n", rc);
+	if (netif_running(dev))
+		bnx2x_vlan_configure(bp, true);
 
-	return rc;
+	return 0;
 }
 
 static int bnx2x_vlan_rx_kill_vid(struct net_device *dev, __be16 proto, u16 vid)
 {
 	struct bnx2x *bp = netdev_priv(dev);
 	struct bnx2x_vlan_entry *vlan;
+	bool found = false;
 	int rc = 0;
 
-	if (!netif_running(bp->dev)) {
-		DP(NETIF_MSG_IFUP,
-		   "Ignoring VLAN configuration the interface is down\n");
-		return -EFAULT;
-	}
-
 	DP(NETIF_MSG_IFUP, "Removing VLAN %d\n", vid);
 
-	if (!bp->vlan_cnt) {
-		BNX2X_ERR("Unable to kill VLAN %d\n", vid);
-		return -EINVAL;
-	}
-
 	list_for_each_entry(vlan, &bp->vlan_reg, link)
-		if (vlan->vid == vid)
+		if (vlan->vid == vid) {
+			found = true;
 			break;
+		}
 
-	if (vlan->vid != vid) {
+	if (!found) {
 		BNX2X_ERR("Unable to kill VLAN %d - not found\n", vid);
 		return -EINVAL;
 	}
 
-	if (vlan->hw)
+	if (netif_running(dev) && vlan->hw) {
 		rc = __bnx2x_vlan_configure_vid(bp, vid, false);
+		DP(NETIF_MSG_IFUP, "HW deconfigured for VLAN %d\n", vid);
+		bp->vlan_cnt--;
+	}
 
 	list_del(&vlan->link);
 	kfree(vlan);
 
-	bp->vlan_cnt--;
-
-	if (bp->vlan_cnt <= bp->vlan_credit && bp->accept_any_vlan) {
-		/* Configure all non-configured entries */
-		list_for_each_entry(vlan, &bp->vlan_reg, link) {
-			if (vlan->hw)
-				continue;
-
-			rc = __bnx2x_vlan_configure_vid(bp, vlan->vid, true);
-			if (rc) {
-				BNX2X_ERR("Unable to config VLAN %d\n",
-					  vlan->vid);
-				continue;
-			}
-			DP(NETIF_MSG_IFUP, "HW configured for VLAN %d\n",
-			   vlan->vid);
-			vlan->hw = true;
-		}
-		DP(NETIF_MSG_IFUP, "Accept all VLAN Removed\n");
-		bp->accept_any_vlan = false;
-		if (IS_PF(bp))
-			bnx2x_set_rx_mode_inner(bp);
-		else
-			bnx2x_vfpf_storm_rx_mode(bp);
-	}
+	if (netif_running(dev))
+		bnx2x_vlan_configure(bp, true);
 
 	DP(NETIF_MSG_IFUP, "Removing VLAN result %d\n", rc);
 
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index 72a2efff8e49..c777cde85ce4 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -286,7 +286,9 @@ static netdev_tx_t bnxt_start_xmit(struct sk_buff *skb, struct net_device *dev)
 			cpu_to_le32(DB_KEY_TX_PUSH | DB_LONG_TX_PUSH | prod);
 		txr->tx_prod = prod;
 
+		tx_buf->is_push = 1;
 		netdev_tx_sent_queue(txq, skb->len);
+		wmb();	/* Sync is_push and byte queue before pushing data */
 
 		push_len = (length + sizeof(*tx_push) + 7) / 8;
 		if (push_len > 16) {
@@ -298,7 +300,6 @@ static netdev_tx_t bnxt_start_xmit(struct sk_buff *skb, struct net_device *dev)
 					 push_len);
 		}
 
-		tx_buf->is_push = 1;
 		goto tx_done;
 	}
 
@@ -1112,19 +1113,13 @@ static inline struct sk_buff *bnxt_tpa_end(struct bnxt *bp,
 	if (tpa_info->hash_type != PKT_HASH_TYPE_NONE)
 		skb_set_hash(skb, tpa_info->rss_hash, tpa_info->hash_type);
 
-	if (tpa_info->flags2 & RX_CMP_FLAGS2_META_FORMAT_VLAN) {
-		netdev_features_t features = skb->dev->features;
+	if ((tpa_info->flags2 & RX_CMP_FLAGS2_META_FORMAT_VLAN) &&
+	    (skb->dev->features & NETIF_F_HW_VLAN_CTAG_RX)) {
 		u16 vlan_proto = tpa_info->metadata >>
 			RX_CMP_FLAGS2_METADATA_TPID_SFT;
+		u16 vtag = tpa_info->metadata & RX_CMP_FLAGS2_METADATA_VID_MASK;
 
-		if (((features & NETIF_F_HW_VLAN_CTAG_RX) &&
-		     vlan_proto == ETH_P_8021Q) ||
-		    ((features & NETIF_F_HW_VLAN_STAG_RX) &&
-		     vlan_proto == ETH_P_8021AD)) {
-			__vlan_hwaccel_put_tag(skb, htons(vlan_proto),
-					       tpa_info->metadata &
-					       RX_CMP_FLAGS2_METADATA_VID_MASK);
-		}
+		__vlan_hwaccel_put_tag(skb, htons(vlan_proto), vtag);
 	}
 
 	skb_checksum_none_assert(skb);
@@ -1277,19 +1272,14 @@ static int bnxt_rx_pkt(struct bnxt *bp, struct bnxt_napi *bnapi, u32 *raw_cons,
 
 	skb->protocol = eth_type_trans(skb, dev);
 
-	if (rxcmp1->rx_cmp_flags2 &
-	    cpu_to_le32(RX_CMP_FLAGS2_META_FORMAT_VLAN)) {
-		netdev_features_t features = skb->dev->features;
+	if ((rxcmp1->rx_cmp_flags2 &
+	     cpu_to_le32(RX_CMP_FLAGS2_META_FORMAT_VLAN)) &&
+	    (skb->dev->features & NETIF_F_HW_VLAN_CTAG_RX)) {
 		u32 meta_data = le32_to_cpu(rxcmp1->rx_cmp_meta_data);
+		u16 vtag = meta_data & RX_CMP_FLAGS2_METADATA_VID_MASK;
 		u16 vlan_proto = meta_data >> RX_CMP_FLAGS2_METADATA_TPID_SFT;
 
-		if (((features & NETIF_F_HW_VLAN_CTAG_RX) &&
-		     vlan_proto == ETH_P_8021Q) ||
-		    ((features & NETIF_F_HW_VLAN_STAG_RX) &&
-		     vlan_proto == ETH_P_8021AD))
-			__vlan_hwaccel_put_tag(skb, htons(vlan_proto),
-					       meta_data &
-					       RX_CMP_FLAGS2_METADATA_VID_MASK);
+		__vlan_hwaccel_put_tag(skb, htons(vlan_proto), vtag);
 	}
 
 	skb_checksum_none_assert(skb);
@@ -5466,6 +5456,20 @@ static netdev_features_t bnxt_fix_features(struct net_device *dev,
 
 	if (!bnxt_rfs_capable(bp))
 		features &= ~NETIF_F_NTUPLE;
+
+	/* Both CTAG and STAG VLAN accelaration on the RX side have to be
+	 * turned on or off together.
+	 */
+	if ((features & (NETIF_F_HW_VLAN_CTAG_RX | NETIF_F_HW_VLAN_STAG_RX)) !=
+	    (NETIF_F_HW_VLAN_CTAG_RX | NETIF_F_HW_VLAN_STAG_RX)) {
+		if (dev->features & NETIF_F_HW_VLAN_CTAG_RX)
+			features &= ~(NETIF_F_HW_VLAN_CTAG_RX |
+				      NETIF_F_HW_VLAN_STAG_RX);
+		else
+			features |= NETIF_F_HW_VLAN_CTAG_RX |
+				    NETIF_F_HW_VLAN_STAG_RX;
+	}
+
 	return features;
 }
 
diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_pci_id_tbl.h b/drivers/net/ethernet/chelsio/cxgb4/t4_pci_id_tbl.h
index a2cdfc1261dc..50812a1d67bd 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/t4_pci_id_tbl.h
+++ b/drivers/net/ethernet/chelsio/cxgb4/t4_pci_id_tbl.h
@@ -144,6 +144,7 @@ CH_PCI_DEVICE_ID_TABLE_DEFINE_BEGIN
 	CH_PCI_ID_TABLE_FENTRY(0x5015),	/* T502-bt */
 	CH_PCI_ID_TABLE_FENTRY(0x5016),	/* T580-OCP-SO */
 	CH_PCI_ID_TABLE_FENTRY(0x5017),	/* T520-OCP-SO */
+	CH_PCI_ID_TABLE_FENTRY(0x5018),	/* T540-BT */
 	CH_PCI_ID_TABLE_FENTRY(0x5080),	/* Custom T540-cr */
 	CH_PCI_ID_TABLE_FENTRY(0x5081),	/* Custom T540-LL-cr */
 	CH_PCI_ID_TABLE_FENTRY(0x5082),	/* Custom T504-cr */
diff --git a/drivers/net/ethernet/ethoc.c b/drivers/net/ethernet/ethoc.c
index 41b010645100..4edb98c3c6c7 100644
--- a/drivers/net/ethernet/ethoc.c
+++ b/drivers/net/ethernet/ethoc.c
@@ -1195,7 +1195,7 @@ static int ethoc_probe(struct platform_device *pdev)
 	priv->mdio = mdiobus_alloc();
 	if (!priv->mdio) {
 		ret = -ENOMEM;
-		goto free;
+		goto free2;
 	}
 
 	priv->mdio->name = "ethoc-mdio";
@@ -1208,7 +1208,7 @@ static int ethoc_probe(struct platform_device *pdev)
 	ret = mdiobus_register(priv->mdio);
 	if (ret) {
 		dev_err(&netdev->dev, "failed to register MDIO bus\n");
-		goto free;
+		goto free2;
 	}
 
 	ret = ethoc_mdio_probe(netdev);
@@ -1241,9 +1241,10 @@ error2:
 error:
 	mdiobus_unregister(priv->mdio);
 	mdiobus_free(priv->mdio);
-free:
+free2:
 	if (priv->clk)
 		clk_disable_unprepare(priv->clk);
+free:
 	free_netdev(netdev);
 out:
 	return ret;
diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index 3c0255e98535..fea0f330ddbd 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -2416,24 +2416,24 @@ fec_enet_set_coalesce(struct net_device *ndev, struct ethtool_coalesce *ec)
 		return -EOPNOTSUPP;
 
 	if (ec->rx_max_coalesced_frames > 255) {
-		pr_err("Rx coalesced frames exceed hardware limiation");
+		pr_err("Rx coalesced frames exceed hardware limitation\n");
 		return -EINVAL;
 	}
 
 	if (ec->tx_max_coalesced_frames > 255) {
-		pr_err("Tx coalesced frame exceed hardware limiation");
+		pr_err("Tx coalesced frame exceed hardware limitation\n");
 		return -EINVAL;
 	}
 
 	cycle = fec_enet_us_to_itr_clock(ndev, fep->rx_time_itr);
 	if (cycle > 0xFFFF) {
-		pr_err("Rx coalesed usec exceeed hardware limiation");
+		pr_err("Rx coalesced usec exceed hardware limitation\n");
 		return -EINVAL;
 	}
 
 	cycle = fec_enet_us_to_itr_clock(ndev, fep->tx_time_itr);
 	if (cycle > 0xFFFF) {
-		pr_err("Rx coalesed usec exceeed hardware limiation");
+		pr_err("Rx coalesced usec exceed hardware limitation\n");
 		return -EINVAL;
 	}
 
diff --git a/drivers/net/ethernet/freescale/gianfar.c b/drivers/net/ethernet/freescale/gianfar.c
index 7615e0668acb..2e6785b6e8be 100644
--- a/drivers/net/ethernet/freescale/gianfar.c
+++ b/drivers/net/ethernet/freescale/gianfar.c
@@ -2440,7 +2440,8 @@ static int gfar_start_xmit(struct sk_buff *skb, struct net_device *dev)
 						 tx_queue->tx_ring_size);
 
 	if (likely(!nr_frags)) {
-		lstatus |= BD_LFLAG(TXBD_LAST | TXBD_INTERRUPT);
+		if (likely(!do_tstamp))
+			lstatus |= BD_LFLAG(TXBD_LAST | TXBD_INTERRUPT);
 	} else {
 		u32 lstatus_start = lstatus;
 
diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
index c984462fad2a..4763252bbf85 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -133,6 +133,8 @@ static int mtk_mdio_read(struct mii_bus *bus, int phy_addr, int phy_reg)
 static void mtk_phy_link_adjust(struct net_device *dev)
 {
 	struct mtk_mac *mac = netdev_priv(dev);
+	u16 lcl_adv = 0, rmt_adv = 0;
+	u8 flowctrl;
 	u32 mcr = MAC_MCR_MAX_RX_1536 | MAC_MCR_IPG_CFG |
 		  MAC_MCR_FORCE_MODE | MAC_MCR_TX_EN |
 		  MAC_MCR_RX_EN | MAC_MCR_BACKOFF_EN |
@@ -150,11 +152,30 @@ static void mtk_phy_link_adjust(struct net_device *dev)
 	if (mac->phy_dev->link)
 		mcr |= MAC_MCR_FORCE_LINK;
 
-	if (mac->phy_dev->duplex)
+	if (mac->phy_dev->duplex) {
 		mcr |= MAC_MCR_FORCE_DPX;
 
-	if (mac->phy_dev->pause)
-		mcr |= MAC_MCR_FORCE_RX_FC | MAC_MCR_FORCE_TX_FC;
+		if (mac->phy_dev->pause)
+			rmt_adv = LPA_PAUSE_CAP;
+		if (mac->phy_dev->asym_pause)
+			rmt_adv |= LPA_PAUSE_ASYM;
+
+		if (mac->phy_dev->advertising & ADVERTISED_Pause)
+			lcl_adv |= ADVERTISE_PAUSE_CAP;
+		if (mac->phy_dev->advertising & ADVERTISED_Asym_Pause)
+			lcl_adv |= ADVERTISE_PAUSE_ASYM;
+
+		flowctrl = mii_resolve_flowctrl_fdx(lcl_adv, rmt_adv);
+
+		if (flowctrl & FLOW_CTRL_TX)
+			mcr |= MAC_MCR_FORCE_TX_FC;
+		if (flowctrl & FLOW_CTRL_RX)
+			mcr |= MAC_MCR_FORCE_RX_FC;
+
+		netif_dbg(mac->hw, link, dev, "rx pause %s, tx pause %s\n",
+			  flowctrl & FLOW_CTRL_RX ? "enabled" : "disabled",
+			  flowctrl & FLOW_CTRL_TX ? "enabled" : "disabled");
+	}
 
 	mtk_w32(mac->hw, mcr, MTK_MAC_MCR(mac->id));
 
@@ -208,10 +229,16 @@ static int mtk_phy_connect(struct mtk_mac *mac)
 	u32 val, ge_mode;
 
 	np = of_parse_phandle(mac->of_node, "phy-handle", 0);
+	if (!np && of_phy_is_fixed_link(mac->of_node))
+		if (!of_phy_register_fixed_link(mac->of_node))
+			np = of_node_get(mac->of_node);
 	if (!np)
 		return -ENODEV;
 
 	switch (of_get_phy_mode(np)) {
+	case PHY_INTERFACE_MODE_RGMII_TXID:
+	case PHY_INTERFACE_MODE_RGMII_RXID:
+	case PHY_INTERFACE_MODE_RGMII_ID:
 	case PHY_INTERFACE_MODE_RGMII:
 		ge_mode = 0;
 		break;
@@ -236,7 +263,8 @@ static int mtk_phy_connect(struct mtk_mac *mac)
 	mac->phy_dev->autoneg = AUTONEG_ENABLE;
 	mac->phy_dev->speed = 0;
 	mac->phy_dev->duplex = 0;
-	mac->phy_dev->supported &= PHY_BASIC_FEATURES;
+	mac->phy_dev->supported &= PHY_GBIT_FEATURES | SUPPORTED_Pause |
+				   SUPPORTED_Asym_Pause;
 	mac->phy_dev->advertising = mac->phy_dev->supported |
 				    ADVERTISED_Autoneg;
 	phy_start_aneg(mac->phy_dev);
@@ -280,7 +308,7 @@ static int mtk_mdio_init(struct mtk_eth *eth)
 	return 0;
 
 err_free_bus:
-	kfree(eth->mii_bus);
+	mdiobus_free(eth->mii_bus);
 
 err_put_node:
 	of_node_put(mii_np);
@@ -295,7 +323,7 @@ static void mtk_mdio_cleanup(struct mtk_eth *eth)
 
 	mdiobus_unregister(eth->mii_bus);
 	of_node_put(eth->mii_bus->dev.of_node);
-	kfree(eth->mii_bus);
+	mdiobus_free(eth->mii_bus);
 }
 
 static inline void mtk_irq_disable(struct mtk_eth *eth, u32 mask)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index fd4392999eee..f5c8d5db25a8 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -3192,10 +3192,7 @@ static void mlx5e_destroy_netdev(struct mlx5_core_dev *mdev, void *vpriv)
 	flush_workqueue(priv->wq);
 	if (test_bit(MLX5_INTERFACE_STATE_SHUTDOWN, &mdev->intf_state)) {
 		netif_device_detach(netdev);
-		mutex_lock(&priv->state_lock);
-		if (test_bit(MLX5E_STATE_OPENED, &priv->state))
-			mlx5e_close_locked(netdev);
-		mutex_unlock(&priv->state_lock);
+		mlx5e_close(netdev);
 	} else {
 		unregister_netdev(netdev);
 	}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
index 229ab16fb8d3..b000ddc29553 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
@@ -317,7 +317,8 @@ static netdev_tx_t mlx5e_sq_xmit(struct mlx5e_sq *sq, struct sk_buff *skb)
 	while ((sq->pc & wq->sz_m1) > sq->edge)
 		mlx5e_send_nop(sq, false);
 
-	sq->bf_budget = bf ? sq->bf_budget - 1 : 0;
+	if (bf)
+		sq->bf_budget--;
 
 	sq->stats.packets++;
 	sq->stats.bytes += num_bytes;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
index b84a6918a700..aebbd6ccb9fe 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
@@ -383,7 +383,7 @@ __esw_fdb_set_vport_rule(struct mlx5_eswitch *esw, u32 vport, bool rx_rule,
 				   match_v,
 				   MLX5_FLOW_CONTEXT_ACTION_FWD_DEST,
 				   0, &dest);
-	if (IS_ERR_OR_NULL(flow_rule)) {
+	if (IS_ERR(flow_rule)) {
 		pr_warn(
 			"FDB: Failed to add flow rule: dmac_v(%pM) dmac_c(%pM) -> vport(%d), err(%ld)\n",
 			 dmac_v, dmac_c, vport, PTR_ERR(flow_rule));
@@ -457,7 +457,7 @@ static int esw_create_fdb_table(struct mlx5_eswitch *esw, int nvports)
 
 	table_size = BIT(MLX5_CAP_ESW_FLOWTABLE_FDB(dev, log_max_ft_size));
 	fdb = mlx5_create_flow_table(root_ns, 0, table_size, 0);
-	if (IS_ERR_OR_NULL(fdb)) {
+	if (IS_ERR(fdb)) {
 		err = PTR_ERR(fdb);
 		esw_warn(dev, "Failed to create FDB Table err %d\n", err);
 		goto out;
@@ -474,7 +474,7 @@ static int esw_create_fdb_table(struct mlx5_eswitch *esw, int nvports)
 	MLX5_SET(create_flow_group_in, flow_group_in, end_flow_index, table_size - 3);
 	eth_broadcast_addr(dmac);
 	g = mlx5_create_flow_group(fdb, flow_group_in);
-	if (IS_ERR_OR_NULL(g)) {
+	if (IS_ERR(g)) {
 		err = PTR_ERR(g);
 		esw_warn(dev, "Failed to create flow group err(%d)\n", err);
 		goto out;
@@ -489,7 +489,7 @@ static int esw_create_fdb_table(struct mlx5_eswitch *esw, int nvports)
 	eth_zero_addr(dmac);
 	dmac[0] = 0x01;
 	g = mlx5_create_flow_group(fdb, flow_group_in);
-	if (IS_ERR_OR_NULL(g)) {
+	if (IS_ERR(g)) {
 		err = PTR_ERR(g);
 		esw_warn(dev, "Failed to create allmulti flow group err(%d)\n", err);
 		goto out;
@@ -506,7 +506,7 @@ static int esw_create_fdb_table(struct mlx5_eswitch *esw, int nvports)
 	MLX5_SET(create_flow_group_in, flow_group_in, start_flow_index, table_size - 1);
 	MLX5_SET(create_flow_group_in, flow_group_in, end_flow_index, table_size - 1);
 	g = mlx5_create_flow_group(fdb, flow_group_in);
-	if (IS_ERR_OR_NULL(g)) {
+	if (IS_ERR(g)) {
 		err = PTR_ERR(g);
 		esw_warn(dev, "Failed to create promisc flow group err(%d)\n", err);
 		goto out;
@@ -529,7 +529,7 @@ out:
 		}
 	}
 
-	kfree(flow_group_in);
+	kvfree(flow_group_in);
 	return err;
 }
 
@@ -651,6 +651,7 @@ static void update_allmulti_vports(struct mlx5_eswitch *esw,
 					esw_fdb_set_vport_rule(esw,
 							       mac,
 							       vport_idx);
+			iter_vaddr->mc_promisc = true;
 			break;
 		case MLX5_ACTION_DEL:
 			if (!iter_vaddr)
@@ -1060,7 +1061,7 @@ static void esw_vport_enable_egress_acl(struct mlx5_eswitch *esw,
 		return;
 
 	acl = mlx5_create_vport_flow_table(root_ns, 0, table_size, 0, vport->vport);
-	if (IS_ERR_OR_NULL(acl)) {
+	if (IS_ERR(acl)) {
 		err = PTR_ERR(acl);
 		esw_warn(dev, "Failed to create E-Switch vport[%d] egress flow Table, err(%d)\n",
 			 vport->vport, err);
@@ -1075,7 +1076,7 @@ static void esw_vport_enable_egress_acl(struct mlx5_eswitch *esw,
 	MLX5_SET(create_flow_group_in, flow_group_in, end_flow_index, 0);
 
 	vlan_grp = mlx5_create_flow_group(acl, flow_group_in);
-	if (IS_ERR_OR_NULL(vlan_grp)) {
+	if (IS_ERR(vlan_grp)) {
 		err = PTR_ERR(vlan_grp);
 		esw_warn(dev, "Failed to create E-Switch vport[%d] egress allowed vlans flow group, err(%d)\n",
 			 vport->vport, err);
@@ -1086,7 +1087,7 @@ static void esw_vport_enable_egress_acl(struct mlx5_eswitch *esw,
 	MLX5_SET(create_flow_group_in, flow_group_in, start_flow_index, 1);
 	MLX5_SET(create_flow_group_in, flow_group_in, end_flow_index, 1);
 	drop_grp = mlx5_create_flow_group(acl, flow_group_in);
-	if (IS_ERR_OR_NULL(drop_grp)) {
+	if (IS_ERR(drop_grp)) {
 		err = PTR_ERR(drop_grp);
 		esw_warn(dev, "Failed to create E-Switch vport[%d] egress drop flow group, err(%d)\n",
 			 vport->vport, err);
@@ -1097,7 +1098,7 @@ static void esw_vport_enable_egress_acl(struct mlx5_eswitch *esw,
 	vport->egress.drop_grp = drop_grp;
 	vport->egress.allowed_vlans_grp = vlan_grp;
 out:
-	kfree(flow_group_in);
+	kvfree(flow_group_in);
 	if (err && !IS_ERR_OR_NULL(vlan_grp))
 		mlx5_destroy_flow_group(vlan_grp);
 	if (err && !IS_ERR_OR_NULL(acl))
@@ -1174,7 +1175,7 @@ static void esw_vport_enable_ingress_acl(struct mlx5_eswitch *esw,
 		return;
 
 	acl = mlx5_create_vport_flow_table(root_ns, 0, table_size, 0, vport->vport);
-	if (IS_ERR_OR_NULL(acl)) {
+	if (IS_ERR(acl)) {
 		err = PTR_ERR(acl);
 		esw_warn(dev, "Failed to create E-Switch vport[%d] ingress flow Table, err(%d)\n",
 			 vport->vport, err);
@@ -1192,7 +1193,7 @@ static void esw_vport_enable_ingress_acl(struct mlx5_eswitch *esw,
 	MLX5_SET(create_flow_group_in, flow_group_in, end_flow_index, 0);
 
 	g = mlx5_create_flow_group(acl, flow_group_in);
-	if (IS_ERR_OR_NULL(g)) {
+	if (IS_ERR(g)) {
 		err = PTR_ERR(g);
 		esw_warn(dev, "Failed to create E-Switch vport[%d] ingress untagged spoofchk flow group, err(%d)\n",
 			 vport->vport, err);
@@ -1207,7 +1208,7 @@ static void esw_vport_enable_ingress_acl(struct mlx5_eswitch *esw,
 	MLX5_SET(create_flow_group_in, flow_group_in, end_flow_index, 1);
 
 	g = mlx5_create_flow_group(acl, flow_group_in);
-	if (IS_ERR_OR_NULL(g)) {
+	if (IS_ERR(g)) {
 		err = PTR_ERR(g);
 		esw_warn(dev, "Failed to create E-Switch vport[%d] ingress untagged flow group, err(%d)\n",
 			 vport->vport, err);
@@ -1223,7 +1224,7 @@ static void esw_vport_enable_ingress_acl(struct mlx5_eswitch *esw,
 	MLX5_SET(create_flow_group_in, flow_group_in, end_flow_index, 2);
 
 	g = mlx5_create_flow_group(acl, flow_group_in);
-	if (IS_ERR_OR_NULL(g)) {
+	if (IS_ERR(g)) {
 		err = PTR_ERR(g);
 		esw_warn(dev, "Failed to create E-Switch vport[%d] ingress spoofchk flow group, err(%d)\n",
 			 vport->vport, err);
@@ -1236,7 +1237,7 @@ static void esw_vport_enable_ingress_acl(struct mlx5_eswitch *esw,
 	MLX5_SET(create_flow_group_in, flow_group_in, end_flow_index, 3);
 
 	g = mlx5_create_flow_group(acl, flow_group_in);
-	if (IS_ERR_OR_NULL(g)) {
+	if (IS_ERR(g)) {
 		err = PTR_ERR(g);
 		esw_warn(dev, "Failed to create E-Switch vport[%d] ingress drop flow group, err(%d)\n",
 			 vport->vport, err);
@@ -1259,7 +1260,7 @@ out:
 			mlx5_destroy_flow_table(vport->ingress.acl);
 	}
 
-	kfree(flow_group_in);
+	kvfree(flow_group_in);
 }
 
 static void esw_vport_cleanup_ingress_rules(struct mlx5_eswitch *esw,
@@ -1363,7 +1364,7 @@ static int esw_vport_ingress_config(struct mlx5_eswitch *esw,
 				   match_v,
 				   MLX5_FLOW_CONTEXT_ACTION_ALLOW,
 				   0, NULL);
-	if (IS_ERR_OR_NULL(vport->ingress.allow_rule)) {
+	if (IS_ERR(vport->ingress.allow_rule)) {
 		err = PTR_ERR(vport->ingress.allow_rule);
 		pr_warn("vport[%d] configure ingress allow rule, err(%d)\n",
 			vport->vport, err);
@@ -1380,7 +1381,7 @@ static int esw_vport_ingress_config(struct mlx5_eswitch *esw,
 				   match_v,
 				   MLX5_FLOW_CONTEXT_ACTION_DROP,
 				   0, NULL);
-	if (IS_ERR_OR_NULL(vport->ingress.drop_rule)) {
+	if (IS_ERR(vport->ingress.drop_rule)) {
 		err = PTR_ERR(vport->ingress.drop_rule);
 		pr_warn("vport[%d] configure ingress drop rule, err(%d)\n",
 			vport->vport, err);
@@ -1439,7 +1440,7 @@ static int esw_vport_egress_config(struct mlx5_eswitch *esw,
 				   match_v,
 				   MLX5_FLOW_CONTEXT_ACTION_ALLOW,
 				   0, NULL);
-	if (IS_ERR_OR_NULL(vport->egress.allowed_vlan)) {
+	if (IS_ERR(vport->egress.allowed_vlan)) {
 		err = PTR_ERR(vport->egress.allowed_vlan);
 		pr_warn("vport[%d] configure egress allowed vlan rule failed, err(%d)\n",
 			vport->vport, err);
@@ -1457,7 +1458,7 @@ static int esw_vport_egress_config(struct mlx5_eswitch *esw,
 				   match_v,
 				   MLX5_FLOW_CONTEXT_ACTION_DROP,
 				   0, NULL);
-	if (IS_ERR_OR_NULL(vport->egress.drop_rule)) {
+	if (IS_ERR(vport->egress.drop_rule)) {
 		err = PTR_ERR(vport->egress.drop_rule);
 		pr_warn("vport[%d] configure egress drop rule failed, err(%d)\n",
 			vport->vport, err);
@@ -1491,14 +1492,11 @@ static void esw_enable_vport(struct mlx5_eswitch *esw, int vport_num,
 
 	/* Sync with current vport context */
 	vport->enabled_events = enable_events;
-	esw_vport_change_handle_locked(vport);
-
 	vport->enabled = true;
 
 	/* only PF is trusted by default */
 	vport->trusted = (vport_num) ? false : true;
-
-	arm_vport_context_events_cmd(esw->dev, vport_num, enable_events);
+	esw_vport_change_handle_locked(vport);
 
 	esw->enabled_vports++;
 	esw_debug(esw->dev, "Enabled VPORT(%d)\n", vport_num);
@@ -1728,11 +1726,24 @@ void mlx5_eswitch_vport_event(struct mlx5_eswitch *esw, struct mlx5_eqe *eqe)
 	(esw && MLX5_CAP_GEN(esw->dev, vport_group_manager) && mlx5_core_is_pf(esw->dev))
 #define LEGAL_VPORT(esw, vport) (vport >= 0 && vport < esw->total_vports)
 
+static void node_guid_gen_from_mac(u64 *node_guid, u8 mac[ETH_ALEN])
+{
+	((u8 *)node_guid)[7] = mac[0];
+	((u8 *)node_guid)[6] = mac[1];
+	((u8 *)node_guid)[5] = mac[2];
+	((u8 *)node_guid)[4] = 0xff;
+	((u8 *)node_guid)[3] = 0xfe;
+	((u8 *)node_guid)[2] = mac[3];
+	((u8 *)node_guid)[1] = mac[4];
+	((u8 *)node_guid)[0] = mac[5];
+}
+
 int mlx5_eswitch_set_vport_mac(struct mlx5_eswitch *esw,
 			       int vport, u8 mac[ETH_ALEN])
 {
-	int err = 0;
 	struct mlx5_vport *evport;
+	u64 node_guid;
+	int err = 0;
 
 	if (!ESW_ALLOWED(esw))
 		return -EPERM;
@@ -1756,11 +1767,17 @@ int mlx5_eswitch_set_vport_mac(struct mlx5_eswitch *esw,
 		return err;
 	}
 
+	node_guid_gen_from_mac(&node_guid, mac);
+	err = mlx5_modify_nic_vport_node_guid(esw->dev, vport, node_guid);
+	if (err)
+		mlx5_core_warn(esw->dev,
+			       "Failed to set vport %d node guid, err = %d. RDMA_CM will not function properly for this VF.\n",
+			       vport, err);
+
 	mutex_lock(&esw->state_lock);
 	if (evport->enabled)
 		err = esw_vport_ingress_config(esw, evport);
 	mutex_unlock(&esw->state_lock);
-
 	return err;
 }
 
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
index 8b5f0b2c0d5c..e912a3d2505e 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
@@ -1292,8 +1292,8 @@ static int update_root_ft_destroy(struct mlx5_flow_table *ft)
 				       ft->id);
 			return err;
 		}
-		root->root_ft = new_root_ft;
 	}
+	root->root_ft = new_root_ft;
 	return 0;
 }
 
@@ -1767,6 +1767,9 @@ static void cleanup_root_ns(struct mlx5_core_dev *dev)
 
 void mlx5_cleanup_fs(struct mlx5_core_dev *dev)
 {
+	if (MLX5_CAP_GEN(dev, port_type) != MLX5_CAP_PORT_TYPE_ETH)
+		return;
+
 	cleanup_root_ns(dev);
 	cleanup_single_prio_root_ns(dev, dev->priv.fdb_root_ns);
 	cleanup_single_prio_root_ns(dev, dev->priv.esw_egress_root_ns);
@@ -1828,29 +1831,36 @@ int mlx5_init_fs(struct mlx5_core_dev *dev)
 {
 	int err = 0;
 
+	if (MLX5_CAP_GEN(dev, port_type) != MLX5_CAP_PORT_TYPE_ETH)
+		return 0;
+
 	err = mlx5_init_fc_stats(dev);
 	if (err)
 		return err;
 
-	if (MLX5_CAP_GEN(dev, nic_flow_table)) {
+	if (MLX5_CAP_GEN(dev, nic_flow_table) &&
+	    MLX5_CAP_FLOWTABLE_NIC_RX(dev, ft_support)) {
 		err = init_root_ns(dev);
 		if (err)
 			goto err;
 	}
+
 	if (MLX5_CAP_GEN(dev, eswitch_flow_table)) {
-		err = init_fdb_root_ns(dev);
-		if (err)
-			goto err;
-	}
-	if (MLX5_CAP_ESW_EGRESS_ACL(dev, ft_support)) {
-		err = init_egress_acl_root_ns(dev);
-		if (err)
-			goto err;
-	}
-	if (MLX5_CAP_ESW_INGRESS_ACL(dev, ft_support)) {
-		err = init_ingress_acl_root_ns(dev);
-		if (err)
-			goto err;
+		if (MLX5_CAP_ESW_FLOWTABLE_FDB(dev, ft_support)) {
+			err = init_fdb_root_ns(dev);
+			if (err)
+				goto err;
+		}
+		if (MLX5_CAP_ESW_EGRESS_ACL(dev, ft_support)) {
+			err = init_egress_acl_root_ns(dev);
+			if (err)
+				goto err;
+		}
+		if (MLX5_CAP_ESW_INGRESS_ACL(dev, ft_support)) {
+			err = init_ingress_acl_root_ns(dev);
+			if (err)
+				goto err;
+		}
 	}
 
 	return 0;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/qp.c b/drivers/net/ethernet/mellanox/mlx5/core/qp.c
index b720a274220d..b82d65802d96 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/qp.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/qp.c
@@ -418,7 +418,7 @@ int mlx5_core_xrcd_alloc(struct mlx5_core_dev *dev, u32 *xrcdn)
 	if (out.hdr.status)
 		err = mlx5_cmd_status_to_err(&out.hdr);
 	else
-		*xrcdn = be32_to_cpu(out.xrcdn);
+		*xrcdn = be32_to_cpu(out.xrcdn) & 0xffffff;
 
 	return err;
 }
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/vport.c b/drivers/net/ethernet/mellanox/mlx5/core/vport.c
index b69dadcfb897..daf44cd4c566 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/vport.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/vport.c
@@ -508,6 +508,44 @@ int mlx5_query_nic_vport_node_guid(struct mlx5_core_dev *mdev, u64 *node_guid)
 }
 EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_node_guid);
 
+int mlx5_modify_nic_vport_node_guid(struct mlx5_core_dev *mdev,
+				    u32 vport, u64 node_guid)
+{
+	int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
+	void *nic_vport_context;
+	u8 *guid;
+	void *in;
+	int err;
+
+	if (!vport)
+		return -EINVAL;
+	if (!MLX5_CAP_GEN(mdev, vport_group_manager))
+		return -EACCES;
+	if (!MLX5_CAP_ESW(mdev, nic_vport_node_guid_modify))
+		return -ENOTSUPP;
+
+	in = mlx5_vzalloc(inlen);
+	if (!in)
+		return -ENOMEM;
+
+	MLX5_SET(modify_nic_vport_context_in, in,
+		 field_select.node_guid, 1);
+	MLX5_SET(modify_nic_vport_context_in, in, vport_number, vport);
+	MLX5_SET(modify_nic_vport_context_in, in, other_vport, !!vport);
+
+	nic_vport_context = MLX5_ADDR_OF(modify_nic_vport_context_in,
+					 in, nic_vport_context);
+	guid = MLX5_ADDR_OF(nic_vport_context, nic_vport_context,
+			    node_guid);
+	MLX5_SET64(nic_vport_context, nic_vport_context, node_guid, node_guid);
+
+	err = mlx5_modify_nic_vport_context(mdev, in, inlen);
+
+	kvfree(in);
+
+	return err;
+}
+
 int mlx5_query_nic_vport_qkey_viol_cntr(struct mlx5_core_dev *mdev,
 					u16 *qkey_viol_cntr)
 {
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
index 4a7273771028..6f9e3ddff4a8 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
@@ -247,15 +247,23 @@ static int mlxsw_sp_port_mtu_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 mtu)
 	return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(pmtu), pmtu_pl);
 }
 
-static int mlxsw_sp_port_swid_set(struct mlxsw_sp_port *mlxsw_sp_port, u8 swid)
+static int __mlxsw_sp_port_swid_set(struct mlxsw_sp *mlxsw_sp, u8 local_port,
+				    u8 swid)
 {
-	struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
 	char pspa_pl[MLXSW_REG_PSPA_LEN];
 
-	mlxsw_reg_pspa_pack(pspa_pl, swid, mlxsw_sp_port->local_port);
+	mlxsw_reg_pspa_pack(pspa_pl, swid, local_port);
 	return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(pspa), pspa_pl);
 }
 
+static int mlxsw_sp_port_swid_set(struct mlxsw_sp_port *mlxsw_sp_port, u8 swid)
+{
+	struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+
+	return __mlxsw_sp_port_swid_set(mlxsw_sp, mlxsw_sp_port->local_port,
+					swid);
+}
+
 static int mlxsw_sp_port_vp_mode_set(struct mlxsw_sp_port *mlxsw_sp_port,
 				     bool enable)
 {
@@ -305,9 +313,9 @@ mlxsw_sp_port_system_port_mapping_set(struct mlxsw_sp_port *mlxsw_sp_port)
 	return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sspr), sspr_pl);
 }
 
-static int __mlxsw_sp_port_module_info_get(struct mlxsw_sp *mlxsw_sp,
-					   u8 local_port, u8 *p_module,
-					   u8 *p_width, u8 *p_lane)
+static int mlxsw_sp_port_module_info_get(struct mlxsw_sp *mlxsw_sp,
+					 u8 local_port, u8 *p_module,
+					 u8 *p_width, u8 *p_lane)
 {
 	char pmlp_pl[MLXSW_REG_PMLP_LEN];
 	int err;
@@ -322,16 +330,6 @@ static int __mlxsw_sp_port_module_info_get(struct mlxsw_sp *mlxsw_sp,
 	return 0;
 }
 
-static int mlxsw_sp_port_module_info_get(struct mlxsw_sp *mlxsw_sp,
-					 u8 local_port, u8 *p_module,
-					 u8 *p_width)
-{
-	u8 lane;
-
-	return __mlxsw_sp_port_module_info_get(mlxsw_sp, local_port, p_module,
-					       p_width, &lane);
-}
-
 static int mlxsw_sp_port_module_map(struct mlxsw_sp *mlxsw_sp, u8 local_port,
 				    u8 module, u8 width, u8 lane)
 {
@@ -949,17 +947,11 @@ static int mlxsw_sp_port_get_phys_port_name(struct net_device *dev, char *name,
 					    size_t len)
 {
 	struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
-	u8 module, width, lane;
+	u8 module = mlxsw_sp_port->mapping.module;
+	u8 width = mlxsw_sp_port->mapping.width;
+	u8 lane = mlxsw_sp_port->mapping.lane;
 	int err;
 
-	err = __mlxsw_sp_port_module_info_get(mlxsw_sp_port->mlxsw_sp,
-					      mlxsw_sp_port->local_port,
-					      &module, &width, &lane);
-	if (err) {
-		netdev_err(dev, "Failed to retrieve module information\n");
-		return err;
-	}
-
 	if (!mlxsw_sp_port->split)
 		err = snprintf(name, len, "p%d", module + 1);
 	else
@@ -1681,8 +1673,8 @@ static int mlxsw_sp_port_ets_init(struct mlxsw_sp_port *mlxsw_sp_port)
 	return 0;
 }
 
-static int __mlxsw_sp_port_create(struct mlxsw_sp *mlxsw_sp, u8 local_port,
-				  bool split, u8 module, u8 width)
+static int mlxsw_sp_port_create(struct mlxsw_sp *mlxsw_sp, u8 local_port,
+				bool split, u8 module, u8 width, u8 lane)
 {
 	struct mlxsw_sp_port *mlxsw_sp_port;
 	struct net_device *dev;
@@ -1697,6 +1689,9 @@ static int __mlxsw_sp_port_create(struct mlxsw_sp *mlxsw_sp, u8 local_port,
 	mlxsw_sp_port->mlxsw_sp = mlxsw_sp;
 	mlxsw_sp_port->local_port = local_port;
 	mlxsw_sp_port->split = split;
+	mlxsw_sp_port->mapping.module = module;
+	mlxsw_sp_port->mapping.width = width;
+	mlxsw_sp_port->mapping.lane = lane;
 	bytes = DIV_ROUND_UP(VLAN_N_VID, BITS_PER_BYTE);
 	mlxsw_sp_port->active_vlans = kzalloc(bytes, GFP_KERNEL);
 	if (!mlxsw_sp_port->active_vlans) {
@@ -1839,28 +1834,6 @@ err_port_active_vlans_alloc:
 	return err;
 }
 
-static int mlxsw_sp_port_create(struct mlxsw_sp *mlxsw_sp, u8 local_port,
-				bool split, u8 module, u8 width, u8 lane)
-{
-	int err;
-
-	err = mlxsw_sp_port_module_map(mlxsw_sp, local_port, module, width,
-				       lane);
-	if (err)
-		return err;
-
-	err = __mlxsw_sp_port_create(mlxsw_sp, local_port, split, module,
-				     width);
-	if (err)
-		goto err_port_create;
-
-	return 0;
-
-err_port_create:
-	mlxsw_sp_port_module_unmap(mlxsw_sp, local_port);
-	return err;
-}
-
 static void mlxsw_sp_port_vports_fini(struct mlxsw_sp_port *mlxsw_sp_port)
 {
 	struct net_device *dev = mlxsw_sp_port->dev;
@@ -1909,8 +1882,8 @@ static void mlxsw_sp_ports_remove(struct mlxsw_sp *mlxsw_sp)
 
 static int mlxsw_sp_ports_create(struct mlxsw_sp *mlxsw_sp)
 {
+	u8 module, width, lane;
 	size_t alloc_size;
-	u8 module, width;
 	int i;
 	int err;
 
@@ -1921,13 +1894,14 @@ static int mlxsw_sp_ports_create(struct mlxsw_sp *mlxsw_sp)
 
 	for (i = 1; i < MLXSW_PORT_MAX_PORTS; i++) {
 		err = mlxsw_sp_port_module_info_get(mlxsw_sp, i, &module,
-						    &width);
+						    &width, &lane);
 		if (err)
 			goto err_port_module_info_get;
 		if (!width)
 			continue;
 		mlxsw_sp->port_to_module[i] = module;
-		err = __mlxsw_sp_port_create(mlxsw_sp, i, false, module, width);
+		err = mlxsw_sp_port_create(mlxsw_sp, i, false, module, width,
+					   lane);
 		if (err)
 			goto err_port_create;
 	}
@@ -1948,12 +1922,85 @@ static u8 mlxsw_sp_cluster_base_port_get(u8 local_port)
 	return local_port - offset;
 }
 
+static int mlxsw_sp_port_split_create(struct mlxsw_sp *mlxsw_sp, u8 base_port,
+				      u8 module, unsigned int count)
+{
+	u8 width = MLXSW_PORT_MODULE_MAX_WIDTH / count;
+	int err, i;
+
+	for (i = 0; i < count; i++) {
+		err = mlxsw_sp_port_module_map(mlxsw_sp, base_port + i, module,
+					       width, i * width);
+		if (err)
+			goto err_port_module_map;
+	}
+
+	for (i = 0; i < count; i++) {
+		err = __mlxsw_sp_port_swid_set(mlxsw_sp, base_port + i, 0);
+		if (err)
+			goto err_port_swid_set;
+	}
+
+	for (i = 0; i < count; i++) {
+		err = mlxsw_sp_port_create(mlxsw_sp, base_port + i, true,
+					   module, width, i * width);
+		if (err)
+			goto err_port_create;
+	}
+
+	return 0;
+
+err_port_create:
+	for (i--; i >= 0; i--)
+		mlxsw_sp_port_remove(mlxsw_sp, base_port + i);
+	i = count;
+err_port_swid_set:
+	for (i--; i >= 0; i--)
+		__mlxsw_sp_port_swid_set(mlxsw_sp, base_port + i,
+					 MLXSW_PORT_SWID_DISABLED_PORT);
+	i = count;
+err_port_module_map:
+	for (i--; i >= 0; i--)
+		mlxsw_sp_port_module_unmap(mlxsw_sp, base_port + i);
+	return err;
+}
+
+static void mlxsw_sp_port_unsplit_create(struct mlxsw_sp *mlxsw_sp,
+					 u8 base_port, unsigned int count)
+{
+	u8 local_port, module, width = MLXSW_PORT_MODULE_MAX_WIDTH;
+	int i;
+
+	/* Split by four means we need to re-create two ports, otherwise
+	 * only one.
+	 */
+	count = count / 2;
+
+	for (i = 0; i < count; i++) {
+		local_port = base_port + i * 2;
+		module = mlxsw_sp->port_to_module[local_port];
+
+		mlxsw_sp_port_module_map(mlxsw_sp, local_port, module, width,
+					 0);
+	}
+
+	for (i = 0; i < count; i++)
+		__mlxsw_sp_port_swid_set(mlxsw_sp, base_port + i * 2, 0);
+
+	for (i = 0; i < count; i++) {
+		local_port = base_port + i * 2;
+		module = mlxsw_sp->port_to_module[local_port];
+
+		mlxsw_sp_port_create(mlxsw_sp, local_port, false, module,
+				     width, 0);
+	}
+}
+
 static int mlxsw_sp_port_split(struct mlxsw_core *mlxsw_core, u8 local_port,
 			       unsigned int count)
 {
 	struct mlxsw_sp *mlxsw_sp = mlxsw_core_driver_priv(mlxsw_core);
 	struct mlxsw_sp_port *mlxsw_sp_port;
-	u8 width = MLXSW_PORT_MODULE_MAX_WIDTH / count;
 	u8 module, cur_width, base_port;
 	int i;
 	int err;
@@ -1965,18 +2012,14 @@ static int mlxsw_sp_port_split(struct mlxsw_core *mlxsw_core, u8 local_port,
 		return -EINVAL;
 	}
 
+	module = mlxsw_sp_port->mapping.module;
+	cur_width = mlxsw_sp_port->mapping.width;
+
 	if (count != 2 && count != 4) {
 		netdev_err(mlxsw_sp_port->dev, "Port can only be split into 2 or 4 ports\n");
 		return -EINVAL;
 	}
 
-	err = mlxsw_sp_port_module_info_get(mlxsw_sp, local_port, &module,
-					    &cur_width);
-	if (err) {
-		netdev_err(mlxsw_sp_port->dev, "Failed to get port's width\n");
-		return err;
-	}
-
 	if (cur_width != MLXSW_PORT_MODULE_MAX_WIDTH) {
 		netdev_err(mlxsw_sp_port->dev, "Port cannot be split further\n");
 		return -EINVAL;
@@ -2001,25 +2044,16 @@ static int mlxsw_sp_port_split(struct mlxsw_core *mlxsw_core, u8 local_port,
 	for (i = 0; i < count; i++)
 		mlxsw_sp_port_remove(mlxsw_sp, base_port + i);
 
-	for (i = 0; i < count; i++) {
-		err = mlxsw_sp_port_create(mlxsw_sp, base_port + i, true,
-					   module, width, i * width);
-		if (err) {
-			dev_err(mlxsw_sp->bus_info->dev, "Failed to create split port\n");
-			goto err_port_create;
-		}
+	err = mlxsw_sp_port_split_create(mlxsw_sp, base_port, module, count);
+	if (err) {
+		dev_err(mlxsw_sp->bus_info->dev, "Failed to create split ports\n");
+		goto err_port_split_create;
 	}
 
 	return 0;
 
-err_port_create:
-	for (i--; i >= 0; i--)
-		mlxsw_sp_port_remove(mlxsw_sp, base_port + i);
-	for (i = 0; i < count / 2; i++) {
-		module = mlxsw_sp->port_to_module[base_port + i * 2];
-		mlxsw_sp_port_create(mlxsw_sp, base_port + i * 2, false,
-				     module, MLXSW_PORT_MODULE_MAX_WIDTH, 0);
-	}
+err_port_split_create:
+	mlxsw_sp_port_unsplit_create(mlxsw_sp, base_port, count);
 	return err;
 }
 
@@ -2027,10 +2061,9 @@ static int mlxsw_sp_port_unsplit(struct mlxsw_core *mlxsw_core, u8 local_port)
 {
 	struct mlxsw_sp *mlxsw_sp = mlxsw_core_driver_priv(mlxsw_core);
 	struct mlxsw_sp_port *mlxsw_sp_port;
-	u8 module, cur_width, base_port;
+	u8 cur_width, base_port;
 	unsigned int count;
 	int i;
-	int err;
 
 	mlxsw_sp_port = mlxsw_sp->ports[local_port];
 	if (!mlxsw_sp_port) {
@@ -2044,12 +2077,7 @@ static int mlxsw_sp_port_unsplit(struct mlxsw_core *mlxsw_core, u8 local_port)
 		return -EINVAL;
 	}
 
-	err = mlxsw_sp_port_module_info_get(mlxsw_sp, local_port, &module,
-					    &cur_width);
-	if (err) {
-		netdev_err(mlxsw_sp_port->dev, "Failed to get port's width\n");
-		return err;
-	}
+	cur_width = mlxsw_sp_port->mapping.width;
 	count = cur_width == 1 ? 4 : 2;
 
 	base_port = mlxsw_sp_cluster_base_port_get(local_port);
@@ -2061,14 +2089,7 @@ static int mlxsw_sp_port_unsplit(struct mlxsw_core *mlxsw_core, u8 local_port)
 	for (i = 0; i < count; i++)
 		mlxsw_sp_port_remove(mlxsw_sp, base_port + i);
 
-	for (i = 0; i < count / 2; i++) {
-		module = mlxsw_sp->port_to_module[base_port + i * 2];
-		err = mlxsw_sp_port_create(mlxsw_sp, base_port + i * 2, false,
-					   module, MLXSW_PORT_MODULE_MAX_WIDTH,
-					   0);
-		if (err)
-			dev_err(mlxsw_sp->bus_info->dev, "Failed to reinstantiate port\n");
-	}
+	mlxsw_sp_port_unsplit_create(mlxsw_sp, base_port, count);
 
 	return 0;
 }
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
index e2c022d3e2f3..13b30eaa13d4 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
@@ -229,6 +229,11 @@ struct mlxsw_sp_port {
 		struct ieee_maxrate *maxrate;
 		struct ieee_pfc *pfc;
 	} dcb;
+	struct {
+		u8 module;
+		u8 width;
+		u8 lane;
+	} mapping;
 	/* 802.1Q bridge VLANs */
 	unsigned long *active_vlans;
 	unsigned long *untagged_vlans;
diff --git a/drivers/net/ethernet/qlogic/qed/qed_main.c b/drivers/net/ethernet/qlogic/qed/qed_main.c
index 753064679bde..61cc6869fa65 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_main.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_main.c
@@ -1105,6 +1105,39 @@ static int qed_get_port_type(u32 media_type)
 	return port_type;
 }
 
+static int qed_get_link_data(struct qed_hwfn *hwfn,
+			     struct qed_mcp_link_params *params,
+			     struct qed_mcp_link_state *link,
+			     struct qed_mcp_link_capabilities *link_caps)
+{
+	void *p;
+
+	if (!IS_PF(hwfn->cdev)) {
+		qed_vf_get_link_params(hwfn, params);
+		qed_vf_get_link_state(hwfn, link);
+		qed_vf_get_link_caps(hwfn, link_caps);
+
+		return 0;
+	}
+
+	p = qed_mcp_get_link_params(hwfn);
+	if (!p)
+		return -ENXIO;
+	memcpy(params, p, sizeof(*params));
+
+	p = qed_mcp_get_link_state(hwfn);
+	if (!p)
+		return -ENXIO;
+	memcpy(link, p, sizeof(*link));
+
+	p = qed_mcp_get_link_capabilities(hwfn);
+	if (!p)
+		return -ENXIO;
+	memcpy(link_caps, p, sizeof(*link_caps));
+
+	return 0;
+}
+
 static void qed_fill_link(struct qed_hwfn *hwfn,
 			  struct qed_link_output *if_link)
 {
@@ -1116,15 +1149,9 @@ static void qed_fill_link(struct qed_hwfn *hwfn,
 	memset(if_link, 0, sizeof(*if_link));
 
 	/* Prepare source inputs */
-	if (IS_PF(hwfn->cdev)) {
-		memcpy(&params, qed_mcp_get_link_params(hwfn), sizeof(params));
-		memcpy(&link, qed_mcp_get_link_state(hwfn), sizeof(link));
-		memcpy(&link_caps, qed_mcp_get_link_capabilities(hwfn),
-		       sizeof(link_caps));
-	} else {
-		qed_vf_get_link_params(hwfn, &params);
-		qed_vf_get_link_state(hwfn, &link);
-		qed_vf_get_link_caps(hwfn, &link_caps);
+	if (qed_get_link_data(hwfn, &params, &link, &link_caps)) {
+		dev_warn(&hwfn->cdev->pdev->dev, "no link data available\n");
+		return;
 	}
 
 	/* Set the link parameters to pass to protocol driver */
diff --git a/drivers/net/ethernet/qlogic/qed/qed_sriov.h b/drivers/net/ethernet/qlogic/qed/qed_sriov.h
index c8667c65e685..c90b2b6ad969 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_sriov.h
+++ b/drivers/net/ethernet/qlogic/qed/qed_sriov.h
@@ -12,11 +12,13 @@
 #include "qed_vf.h"
 #define QED_VF_ARRAY_LENGTH (3)
 
+#ifdef CONFIG_QED_SRIOV
 #define IS_VF(cdev)             ((cdev)->b_is_vf)
 #define IS_PF(cdev)             (!((cdev)->b_is_vf))
-#ifdef CONFIG_QED_SRIOV
 #define IS_PF_SRIOV(p_hwfn)     (!!((p_hwfn)->cdev->p_iov_info))
 #else
+#define IS_VF(cdev)             (0)
+#define IS_PF(cdev)             (1)
 #define IS_PF_SRIOV(p_hwfn)     (0)
 #endif
 #define IS_PF_SRIOV_ALLOC(p_hwfn)       (!!((p_hwfn)->pf_iov_info))
diff --git a/drivers/net/ethernet/qlogic/qede/qede_main.c b/drivers/net/ethernet/qlogic/qede/qede_main.c
index 5d00d1404bfc..5733d1888223 100644
--- a/drivers/net/ethernet/qlogic/qede/qede_main.c
+++ b/drivers/net/ethernet/qlogic/qede/qede_main.c
@@ -87,7 +87,9 @@ static const struct pci_device_id qede_pci_tbl[] = {
 	{PCI_VDEVICE(QLOGIC, PCI_DEVICE_ID_57980S_100), QEDE_PRIVATE_PF},
 	{PCI_VDEVICE(QLOGIC, PCI_DEVICE_ID_57980S_50), QEDE_PRIVATE_PF},
 	{PCI_VDEVICE(QLOGIC, PCI_DEVICE_ID_57980S_25), QEDE_PRIVATE_PF},
+#ifdef CONFIG_QED_SRIOV
 	{PCI_VDEVICE(QLOGIC, PCI_DEVICE_ID_57980S_IOV), QEDE_PRIVATE_VF},
+#endif
 	{ 0 }
 };
 
diff --git a/drivers/net/ethernet/sfc/mcdi_port.c b/drivers/net/ethernet/sfc/mcdi_port.c
index 7f295c4d7b80..2a9228a6e4a0 100644
--- a/drivers/net/ethernet/sfc/mcdi_port.c
+++ b/drivers/net/ethernet/sfc/mcdi_port.c
@@ -189,11 +189,12 @@ static u32 mcdi_to_ethtool_cap(u32 media, u32 cap)
 
 	case MC_CMD_MEDIA_XFP:
 	case MC_CMD_MEDIA_SFP_PLUS:
-		result |= SUPPORTED_FIBRE;
-		break;
-
 	case MC_CMD_MEDIA_QSFP_PLUS:
 		result |= SUPPORTED_FIBRE;
+		if (cap & (1 << MC_CMD_PHY_CAP_1000FDX_LBN))
+			result |= SUPPORTED_1000baseT_Full;
+		if (cap & (1 << MC_CMD_PHY_CAP_10000FDX_LBN))
+			result |= SUPPORTED_10000baseT_Full;
 		if (cap & (1 << MC_CMD_PHY_CAP_40000FDX_LBN))
 			result |= SUPPORTED_40000baseCR4_Full;
 		break;
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c
index 4f7283d05588..44da877d2483 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c
@@ -156,7 +156,7 @@ static void dwmac4_set_filter(struct mac_device_info *hw,
 		struct netdev_hw_addr *ha;
 
 		netdev_for_each_uc_addr(ha, dev) {
-			dwmac4_set_umac_addr(ioaddr, ha->addr, reg);
+			dwmac4_set_umac_addr(hw, ha->addr, reg);
 			reg++;
 		}
 	}
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index eac45d0c75e2..a473c182c91d 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -3450,8 +3450,6 @@ int stmmac_resume(struct device *dev)
 	if (!netif_running(ndev))
 		return 0;
 
-	spin_lock_irqsave(&priv->lock, flags);
-
 	/* Power Down bit, into the PM register, is cleared
 	 * automatically as soon as a magic packet or a Wake-up frame
 	 * is received. Anyway, it's better to manually clear
@@ -3459,7 +3457,9 @@ int stmmac_resume(struct device *dev)
 	 * from another devices (e.g. serial console).
 	 */
 	if (device_may_wakeup(priv->device)) {
+		spin_lock_irqsave(&priv->lock, flags);
 		priv->hw->mac->pmt(priv->hw, 0);
+		spin_unlock_irqrestore(&priv->lock, flags);
 		priv->irq_wake = 0;
 	} else {
 		pinctrl_pm_select_default_state(priv->device);
@@ -3473,6 +3473,8 @@ int stmmac_resume(struct device *dev)
 
 	netif_device_attach(ndev);
 
+	spin_lock_irqsave(&priv->lock, flags);
+
 	priv->cur_rx = 0;
 	priv->dirty_rx = 0;
 	priv->dirty_tx = 0;
diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c
index 4b08a2f52b3e..e6bb0ecb12c7 100644
--- a/drivers/net/ethernet/ti/cpsw.c
+++ b/drivers/net/ethernet/ti/cpsw.c
@@ -1339,7 +1339,7 @@ static int cpsw_ndo_open(struct net_device *ndev)
 	if (priv->coal_intvl != 0) {
 		struct ethtool_coalesce coal;
 
-		coal.rx_coalesce_usecs = (priv->coal_intvl << 4);
+		coal.rx_coalesce_usecs = priv->coal_intvl;
 		cpsw_set_coalesce(ndev, &coal);
 	}
 
diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c
index db8022ae415b..08885bc8d6db 100644
--- a/drivers/net/vmxnet3/vmxnet3_drv.c
+++ b/drivers/net/vmxnet3/vmxnet3_drv.c
@@ -1369,7 +1369,7 @@ vmxnet3_rq_rx_complete(struct vmxnet3_rx_queue *rq,
 				rcdlro = (struct Vmxnet3_RxCompDescExt *)rcd;
 
 				segCnt = rcdlro->segCnt;
-				BUG_ON(segCnt <= 1);
+				WARN_ON_ONCE(segCnt == 0);
 				mss = rcdlro->mss;
 				if (unlikely(segCnt <= 1))
 					segCnt = 0;
diff --git a/drivers/net/vmxnet3/vmxnet3_int.h b/drivers/net/vmxnet3/vmxnet3_int.h
index c4825392d64b..3d2b64e63408 100644
--- a/drivers/net/vmxnet3/vmxnet3_int.h
+++ b/drivers/net/vmxnet3/vmxnet3_int.h
@@ -69,10 +69,10 @@
 /*
  * Version numbers
  */
-#define VMXNET3_DRIVER_VERSION_STRING   "1.4.7.0-k"
+#define VMXNET3_DRIVER_VERSION_STRING   "1.4.8.0-k"
 
 /* a 32-bit int, each byte encode a verion number in VMXNET3_DRIVER_VERSION */
-#define VMXNET3_DRIVER_VERSION_NUM      0x01040700
+#define VMXNET3_DRIVER_VERSION_NUM      0x01040800
 
 #if defined(CONFIG_PCI_MSI)
 	/* RSS only makes sense if MSI-X is supported. */
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
index d0631b6cfd53..62f475e31077 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
@@ -2540,12 +2540,14 @@ brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev,
 			   const u8 *mac, struct station_info *sinfo)
 {
 	struct brcmf_if *ifp = netdev_priv(ndev);
+	struct brcmf_scb_val_le scb_val;
 	s32 err = 0;
 	struct brcmf_sta_info_le sta_info_le;
 	u32 sta_flags;
 	u32 is_tdls_peer;
 	s32 total_rssi;
 	s32 count_rssi;
+	int rssi;
 	u32 i;
 
 	brcmf_dbg(TRACE, "Enter, MAC %pM\n", mac);
@@ -2629,6 +2631,20 @@ brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev,
 			sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL);
 			total_rssi /= count_rssi;
 			sinfo->signal = total_rssi;
+		} else if (test_bit(BRCMF_VIF_STATUS_CONNECTED,
+			&ifp->vif->sme_state)) {
+			memset(&scb_val, 0, sizeof(scb_val));
+			err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_RSSI,
+						     &scb_val, sizeof(scb_val));
+			if (err) {
+				brcmf_err("Could not get rssi (%d)\n", err);
+				goto done;
+			} else {
+				rssi = le32_to_cpu(scb_val.val);
+				sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL);
+				sinfo->signal = rssi;
+				brcmf_dbg(CONN, "RSSI %d dBm\n", rssi);
+			}
 		}
 	}
 done:
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c
index 68f1ce02f4bf..2b9a2bc429d6 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c
@@ -1157,6 +1157,8 @@ brcmf_msgbuf_process_rx_complete(struct brcmf_msgbuf *msgbuf, void *buf)
 		brcmu_pkt_buf_free_skb(skb);
 		return;
 	}
+
+	skb->protocol = eth_type_trans(skb, ifp->ndev);
 	brcmf_netif_rx(ifp, skb);
 }
 
diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index 9ed0ed1bf514..4dd5adcdd29b 100644
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -2776,6 +2776,7 @@ static int hwsim_tx_info_frame_received_nl(struct sk_buff *skb_2,
 	if (!info->attrs[HWSIM_ATTR_ADDR_TRANSMITTER] ||
 	    !info->attrs[HWSIM_ATTR_FLAGS] ||
 	    !info->attrs[HWSIM_ATTR_COOKIE] ||
+	    !info->attrs[HWSIM_ATTR_SIGNAL] ||
 	    !info->attrs[HWSIM_ATTR_TX_INFO])
 		goto out;
 
diff --git a/drivers/net/wireless/realtek/rtlwifi/core.c b/drivers/net/wireless/realtek/rtlwifi/core.c
index 0f48048b8654..3a0faa8fe9d4 100644
--- a/drivers/net/wireless/realtek/rtlwifi/core.c
+++ b/drivers/net/wireless/realtek/rtlwifi/core.c
@@ -54,7 +54,7 @@ EXPORT_SYMBOL(channel5g_80m);
 void rtl_addr_delay(u32 addr)
 {
 	if (addr == 0xfe)
-		msleep(50);
+		mdelay(50);
 	else if (addr == 0xfd)
 		msleep(5);
 	else if (addr == 0xfc)
@@ -75,7 +75,7 @@ void rtl_rfreg_delay(struct ieee80211_hw *hw, enum radio_path rfpath, u32 addr,
 		rtl_addr_delay(addr);
 	} else {
 		rtl_set_rfreg(hw, rfpath, addr, mask, data);
-		usleep_range(1, 2);
+		udelay(1);
 	}
 }
 EXPORT_SYMBOL(rtl_rfreg_delay);
@@ -86,7 +86,7 @@ void rtl_bb_delay(struct ieee80211_hw *hw, u32 addr, u32 data)
 		rtl_addr_delay(addr);
 	} else {
 		rtl_set_bbreg(hw, addr, MASKDWORD, data);
-		usleep_range(1, 2);
+		udelay(1);
 	}
 }
 EXPORT_SYMBOL(rtl_bb_delay);
diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
index 78dca3193ca4..befac5b19490 100644
--- a/drivers/nvme/host/pci.c
+++ b/drivers/nvme/host/pci.c
@@ -1679,9 +1679,14 @@ static int nvme_pci_enable(struct nvme_dev *dev)
 
 static void nvme_dev_unmap(struct nvme_dev *dev)
 {
+	struct pci_dev *pdev = to_pci_dev(dev->dev);
+	int bars;
+
 	if (dev->bar)
 		iounmap(dev->bar);
-	pci_release_regions(to_pci_dev(dev->dev));
+
+	bars = pci_select_bars(pdev, IORESOURCE_MEM);
+	pci_release_selected_regions(pdev, bars);
 }
 
 static void nvme_pci_disable(struct nvme_dev *dev)
@@ -1924,7 +1929,7 @@ static int nvme_dev_map(struct nvme_dev *dev)
 
        return 0;
   release:
-       pci_release_regions(pdev);
+       pci_release_selected_regions(pdev, bars);
        return -ENODEV;
 }
 
diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c
index 14f2f8c7c260..33daffc4392c 100644
--- a/drivers/of/fdt.c
+++ b/drivers/of/fdt.c
@@ -395,7 +395,7 @@ static int unflatten_dt_nodes(const void *blob,
 			      struct device_node **nodepp)
 {
 	struct device_node *root;
-	int offset = 0, depth = 0;
+	int offset = 0, depth = 0, initial_depth = 0;
 #define FDT_MAX_DEPTH	64
 	unsigned int fpsizes[FDT_MAX_DEPTH];
 	struct device_node *nps[FDT_MAX_DEPTH];
@@ -405,11 +405,22 @@ static int unflatten_dt_nodes(const void *blob,
 	if (nodepp)
 		*nodepp = NULL;
 
+	/*
+	 * We're unflattening device sub-tree if @dad is valid. There are
+	 * possibly multiple nodes in the first level of depth. We need
+	 * set @depth to 1 to make fdt_next_node() happy as it bails
+	 * immediately when negative @depth is found. Otherwise, the device
+	 * nodes except the first one won't be unflattened successfully.
+	 */
+	if (dad)
+		depth = initial_depth = 1;
+
 	root = dad;
 	fpsizes[depth] = dad ? strlen(of_node_full_name(dad)) : 0;
 	nps[depth] = dad;
+
 	for (offset = 0;
-	     offset >= 0 && depth >= 0;
+	     offset >= 0 && depth >= initial_depth;
 	     offset = fdt_next_node(blob, offset, &depth)) {
 		if (WARN_ON_ONCE(depth >= FDT_MAX_DEPTH))
 			continue;
diff --git a/drivers/of/irq.c b/drivers/of/irq.c
index e7bfc175b8e1..6ec743faabe8 100644
--- a/drivers/of/irq.c
+++ b/drivers/of/irq.c
@@ -386,13 +386,13 @@ int of_irq_to_resource(struct device_node *dev, int index, struct resource *r)
 EXPORT_SYMBOL_GPL(of_irq_to_resource);
 
 /**
- * of_irq_get - Decode a node's IRQ and return it as a Linux irq number
+ * of_irq_get - Decode a node's IRQ and return it as a Linux IRQ number
  * @dev: pointer to device tree node
- * @index: zero-based index of the irq
- *
- * Returns Linux irq number on success, or -EPROBE_DEFER if the irq domain
- * is not yet created.
+ * @index: zero-based index of the IRQ
  *
+ * Returns Linux IRQ number on success, or 0 on the IRQ mapping failure, or
+ * -EPROBE_DEFER if the IRQ domain is not yet created, or error code in case
+ * of any other failure.
  */
 int of_irq_get(struct device_node *dev, int index)
 {
@@ -413,12 +413,13 @@ int of_irq_get(struct device_node *dev, int index)
 EXPORT_SYMBOL_GPL(of_irq_get);
 
 /**
- * of_irq_get_byname - Decode a node's IRQ and return it as a Linux irq number
+ * of_irq_get_byname - Decode a node's IRQ and return it as a Linux IRQ number
  * @dev: pointer to device tree node
- * @name: irq name
+ * @name: IRQ name
  *
- * Returns Linux irq number on success, or -EPROBE_DEFER if the irq domain
- * is not yet created, or error code in case of any other failure.
+ * Returns Linux IRQ number on success, or 0 on the IRQ mapping failure, or
+ * -EPROBE_DEFER if the IRQ domain is not yet created, or error code in case
+ * of any other failure.
  */
 int of_irq_get_byname(struct device_node *dev, const char *name)
 {
diff --git a/drivers/of/of_reserved_mem.c b/drivers/of/of_reserved_mem.c
index ed01c0172e4a..216648233874 100644
--- a/drivers/of/of_reserved_mem.c
+++ b/drivers/of/of_reserved_mem.c
@@ -127,8 +127,15 @@ static int __init __reserved_mem_alloc_size(unsigned long node,
 	}
 
 	/* Need adjust the alignment to satisfy the CMA requirement */
-	if (IS_ENABLED(CONFIG_CMA) && of_flat_dt_is_compatible(node, "shared-dma-pool"))
-		align = max(align, (phys_addr_t)PAGE_SIZE << max(MAX_ORDER - 1, pageblock_order));
+	if (IS_ENABLED(CONFIG_CMA)
+	    && of_flat_dt_is_compatible(node, "shared-dma-pool")
+	    && of_get_flat_dt_prop(node, "reusable", NULL)
+	    && !of_get_flat_dt_prop(node, "no-map", NULL)) {
+		unsigned long order =
+			max_t(unsigned long, MAX_ORDER - 1, pageblock_order);
+
+		align = max(align, (phys_addr_t)PAGE_SIZE << order);
+	}
 
 	prop = of_get_flat_dt_prop(node, "alloc-ranges", &len);
 	if (prop) {
diff --git a/drivers/pci/vc.c b/drivers/pci/vc.c
index dfbab61a1b47..1fa3a3219c45 100644
--- a/drivers/pci/vc.c
+++ b/drivers/pci/vc.c
@@ -221,9 +221,9 @@ static int pci_vc_do_save_buffer(struct pci_dev *dev, int pos,
 		else
 			pci_write_config_word(dev, pos + PCI_VC_PORT_CTRL,
 					      *(u16 *)buf);
-		buf += 2;
+		buf += 4;
 	}
-	len += 2;
+	len += 4;
 
 	/*
 	 * If we have any Low Priority VCs and a VC Arbitration Table Offset
diff --git a/drivers/perf/arm_pmu.c b/drivers/perf/arm_pmu.c
index 1b8304e1efaa..140436a046c0 100644
--- a/drivers/perf/arm_pmu.c
+++ b/drivers/perf/arm_pmu.c
@@ -1010,8 +1010,8 @@ int arm_pmu_device_probe(struct platform_device *pdev,
 		if (!ret)
 			ret = init_fn(pmu);
 	} else {
-		ret = probe_current_pmu(pmu, probe_table);
 		cpumask_setall(&pmu->supported_cpus);
+		ret = probe_current_pmu(pmu, probe_table);
 	}
 
 	if (ret) {
diff --git a/drivers/phy/phy-exynos-mipi-video.c b/drivers/phy/phy-exynos-mipi-video.c
index cc093ebfda94..8b851f718123 100644
--- a/drivers/phy/phy-exynos-mipi-video.c
+++ b/drivers/phy/phy-exynos-mipi-video.c
@@ -233,8 +233,12 @@ static inline int __is_running(const struct exynos_mipi_phy_desc *data,
 			struct exynos_mipi_video_phy *state)
 {
 	u32 val;
+	int ret;
+
+	ret = regmap_read(state->regmaps[data->resetn_map], data->resetn_reg, &val);
+	if (ret)
+		return 0;
 
-	regmap_read(state->regmaps[data->resetn_map], data->resetn_reg, &val);
 	return val & data->resetn_val;
 }
 
diff --git a/drivers/phy/phy-ti-pipe3.c b/drivers/phy/phy-ti-pipe3.c
index 0a477d24cf76..bf46844dc387 100644
--- a/drivers/phy/phy-ti-pipe3.c
+++ b/drivers/phy/phy-ti-pipe3.c
@@ -293,11 +293,18 @@ static int ti_pipe3_init(struct phy *x)
 		ret = ti_pipe3_dpll_wait_lock(phy);
 	}
 
-	/* Program the DPLL only if not locked */
+	/* SATA has issues if re-programmed when locked */
 	val = ti_pipe3_readl(phy->pll_ctrl_base, PLL_STATUS);
-	if (!(val & PLL_LOCK))
-		if (ti_pipe3_dpll_program(phy))
-			return -EINVAL;
+	if ((val & PLL_LOCK) && of_device_is_compatible(phy->dev->of_node,
+							"ti,phy-pipe3-sata"))
+		return ret;
+
+	/* Program the DPLL */
+	ret = ti_pipe3_dpll_program(phy);
+	if (ret) {
+		ti_pipe3_disable_clocks(phy);
+		return -EINVAL;
+	}
 
 	return ret;
 }
diff --git a/drivers/phy/phy-twl4030-usb.c b/drivers/phy/phy-twl4030-usb.c
index 6b6af6cba454..d9b10a39a2cf 100644
--- a/drivers/phy/phy-twl4030-usb.c
+++ b/drivers/phy/phy-twl4030-usb.c
@@ -463,7 +463,8 @@ static int twl4030_phy_power_on(struct phy *phy)
 	twl4030_usb_set_mode(twl, twl->usb_mode);
 	if (twl->usb_mode == T2_USB_MODE_ULPI)
 		twl4030_i2c_access(twl, 0);
-	schedule_delayed_work(&twl->id_workaround_work, 0);
+	twl->linkstat = MUSB_UNKNOWN;
+	schedule_delayed_work(&twl->id_workaround_work, HZ);
 
 	return 0;
 }
@@ -537,6 +538,7 @@ static irqreturn_t twl4030_usb_irq(int irq, void *_twl)
 	struct twl4030_usb *twl = _twl;
 	enum musb_vbus_id_status status;
 	bool status_changed = false;
+	int err;
 
 	status = twl4030_usb_linkstat(twl);
 
@@ -567,7 +569,9 @@ static irqreturn_t twl4030_usb_irq(int irq, void *_twl)
 			pm_runtime_mark_last_busy(twl->dev);
 			pm_runtime_put_autosuspend(twl->dev);
 		}
-		musb_mailbox(status);
+		err = musb_mailbox(status);
+		if (err)
+			twl->linkstat = MUSB_UNKNOWN;
 	}
 
 	/* don't schedule during sleep - irq works right then */
@@ -595,7 +599,8 @@ static int twl4030_phy_init(struct phy *phy)
 	struct twl4030_usb *twl = phy_get_drvdata(phy);
 
 	pm_runtime_get_sync(twl->dev);
-	schedule_delayed_work(&twl->id_workaround_work, 0);
+	twl->linkstat = MUSB_UNKNOWN;
+	schedule_delayed_work(&twl->id_workaround_work, HZ);
 	pm_runtime_mark_last_busy(twl->dev);
 	pm_runtime_put_autosuspend(twl->dev);
 
@@ -763,7 +768,8 @@ static int twl4030_usb_remove(struct platform_device *pdev)
 	if (cable_present(twl->linkstat))
 		pm_runtime_put_noidle(twl->dev);
 	pm_runtime_mark_last_busy(twl->dev);
-	pm_runtime_put_sync_suspend(twl->dev);
+	pm_runtime_dont_use_autosuspend(&pdev->dev);
+	pm_runtime_put_sync(twl->dev);
 	pm_runtime_disable(twl->dev);
 
 	/* autogate 60MHz ULPI clock,
diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig
index c06bb85c2839..3ec0025d19e7 100644
--- a/drivers/platform/x86/Kconfig
+++ b/drivers/platform/x86/Kconfig
@@ -103,7 +103,6 @@ config DELL_SMBIOS
 
 config DELL_LAPTOP
 	tristate "Dell Laptop Extras"
-	depends on X86
 	depends on DELL_SMBIOS
 	depends on DMI
 	depends on BACKLIGHT_CLASS_DEVICE
@@ -505,7 +504,7 @@ config THINKPAD_ACPI_HOTKEY_POLL
 
 config SENSORS_HDAPS
 	tristate "Thinkpad Hard Drive Active Protection System (hdaps)"
-	depends on INPUT && X86
+	depends on INPUT
 	select INPUT_POLLDEV
 	default n
 	help
@@ -749,7 +748,7 @@ config TOSHIBA_WMI
 
 config ACPI_CMPC
 	tristate "CMPC Laptop Extras"
-	depends on X86 && ACPI
+	depends on ACPI
 	depends on RFKILL || RFKILL=n
 	select INPUT
 	select BACKLIGHT_CLASS_DEVICE
@@ -848,7 +847,7 @@ config INTEL_IMR
 
 config INTEL_PMC_CORE
 	bool "Intel PMC Core driver"
-	depends on X86 && PCI
+	depends on PCI
 	---help---
 	  The Intel Platform Controller Hub for Intel Core SoCs provides access
 	  to Power Management Controller registers via a PCI interface. This
@@ -860,7 +859,7 @@ config INTEL_PMC_CORE
 
 config IBM_RTL
 	tristate "Device driver to enable PRTL support"
-	depends on X86 && PCI
+	depends on PCI
 	---help---
 	 Enable support for IBM Premium Real Time Mode (PRTM).
 	 This module will allow you the enter and exit PRTM in the BIOS via
@@ -894,7 +893,6 @@ config XO15_EBOOK
 
 config SAMSUNG_LAPTOP
 	tristate "Samsung Laptop driver"
-	depends on X86
 	depends on RFKILL || RFKILL = n
 	depends on ACPI_VIDEO || ACPI_VIDEO = n
 	depends on BACKLIGHT_CLASS_DEVICE
diff --git a/drivers/platform/x86/ideapad-laptop.c b/drivers/platform/x86/ideapad-laptop.c
index 4a23fbc66b71..d1a091b93192 100644
--- a/drivers/platform/x86/ideapad-laptop.c
+++ b/drivers/platform/x86/ideapad-laptop.c
@@ -567,6 +567,7 @@ static void ideapad_sysfs_exit(struct ideapad_private *priv)
 static const struct key_entry ideapad_keymap[] = {
 	{ KE_KEY, 6,  { KEY_SWITCHVIDEOMODE } },
 	{ KE_KEY, 7,  { KEY_CAMERA } },
+	{ KE_KEY, 8,  { KEY_MICMUTE } },
 	{ KE_KEY, 11, { KEY_F16 } },
 	{ KE_KEY, 13, { KEY_WLAN } },
 	{ KE_KEY, 16, { KEY_PROG1 } },
@@ -809,6 +810,7 @@ static void ideapad_acpi_notify(acpi_handle handle, u32 event, void *data)
 				break;
 			case 13:
 			case 11:
+			case 8:
 			case 7:
 			case 6:
 				ideapad_input_report(priv, vpc_bit);
diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index c3bfa1fe95bf..b65ce7519411 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -2043,6 +2043,7 @@ static int hotkey_autosleep_ack;
 
 static u32 hotkey_orig_mask;		/* events the BIOS had enabled */
 static u32 hotkey_all_mask;		/* all events supported in fw */
+static u32 hotkey_adaptive_all_mask;	/* all adaptive events supported in fw */
 static u32 hotkey_reserved_mask;	/* events better left disabled */
 static u32 hotkey_driver_mask;		/* events needed by the driver */
 static u32 hotkey_user_mask;		/* events visible to userspace */
@@ -2742,6 +2743,17 @@ static ssize_t hotkey_all_mask_show(struct device *dev,
 
 static DEVICE_ATTR_RO(hotkey_all_mask);
 
+/* sysfs hotkey all_mask ----------------------------------------------- */
+static ssize_t hotkey_adaptive_all_mask_show(struct device *dev,
+			   struct device_attribute *attr,
+			   char *buf)
+{
+	return snprintf(buf, PAGE_SIZE, "0x%08x\n",
+			hotkey_adaptive_all_mask | hotkey_source_mask);
+}
+
+static DEVICE_ATTR_RO(hotkey_adaptive_all_mask);
+
 /* sysfs hotkey recommended_mask --------------------------------------- */
 static ssize_t hotkey_recommended_mask_show(struct device *dev,
 					    struct device_attribute *attr,
@@ -2985,6 +2997,7 @@ static struct attribute *hotkey_attributes[] __initdata = {
 	&dev_attr_wakeup_hotunplug_complete.attr,
 	&dev_attr_hotkey_mask.attr,
 	&dev_attr_hotkey_all_mask.attr,
+	&dev_attr_hotkey_adaptive_all_mask.attr,
 	&dev_attr_hotkey_recommended_mask.attr,
 #ifdef CONFIG_THINKPAD_ACPI_HOTKEY_POLL
 	&dev_attr_hotkey_source_mask.attr,
@@ -3321,20 +3334,6 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
 	if (!tp_features.hotkey)
 		return 1;
 
-	/*
-	 * Check if we have an adaptive keyboard, like on the
-	 * Lenovo Carbon X1 2014 (2nd Gen).
-	 */
-	if (acpi_evalf(hkey_handle, &hkeyv, "MHKV", "qd")) {
-		if ((hkeyv >> 8) == 2) {
-			tp_features.has_adaptive_kbd = true;
-			res = sysfs_create_group(&tpacpi_pdev->dev.kobj,
-					&adaptive_kbd_attr_group);
-			if (res)
-				goto err_exit;
-		}
-	}
-
 	quirks = tpacpi_check_quirks(tpacpi_hotkey_qtable,
 				     ARRAY_SIZE(tpacpi_hotkey_qtable));
 
@@ -3357,30 +3356,70 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
 	   A30, R30, R31, T20-22, X20-21, X22-24.  Detected by checking
 	   for HKEY interface version 0x100 */
 	if (acpi_evalf(hkey_handle, &hkeyv, "MHKV", "qd")) {
-		if ((hkeyv >> 8) != 1) {
-			pr_err("unknown version of the HKEY interface: 0x%x\n",
-			       hkeyv);
-			pr_err("please report this to %s\n", TPACPI_MAIL);
-		} else {
+		vdbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_HKEY,
+			    "firmware HKEY interface version: 0x%x\n",
+			    hkeyv);
+
+		switch (hkeyv >> 8) {
+		case 1:
 			/*
 			 * MHKV 0x100 in A31, R40, R40e,
 			 * T4x, X31, and later
 			 */
-			vdbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_HKEY,
-				"firmware HKEY interface version: 0x%x\n",
-				hkeyv);
 
 			/* Paranoia check AND init hotkey_all_mask */
 			if (!acpi_evalf(hkey_handle, &hotkey_all_mask,
 					"MHKA", "qd")) {
-				pr_err("missing MHKA handler, "
-				       "please report this to %s\n",
+				pr_err("missing MHKA handler, please report this to %s\n",
 				       TPACPI_MAIL);
 				/* Fallback: pre-init for FN+F3,F4,F12 */
 				hotkey_all_mask = 0x080cU;
 			} else {
 				tp_features.hotkey_mask = 1;
 			}
+			break;
+
+		case 2:
+			/*
+			 * MHKV 0x200 in X1, T460s, X260, T560, X1 Tablet (2016)
+			 */
+
+			/* Paranoia check AND init hotkey_all_mask */
+			if (!acpi_evalf(hkey_handle, &hotkey_all_mask,
+					"MHKA", "dd", 1)) {
+				pr_err("missing MHKA handler, please report this to %s\n",
+				       TPACPI_MAIL);
+				/* Fallback: pre-init for FN+F3,F4,F12 */
+				hotkey_all_mask = 0x080cU;
+			} else {
+				tp_features.hotkey_mask = 1;
+			}
+
+			/*
+			 * Check if we have an adaptive keyboard, like on the
+			 * Lenovo Carbon X1 2014 (2nd Gen).
+			 */
+			if (acpi_evalf(hkey_handle, &hotkey_adaptive_all_mask,
+				       "MHKA", "dd", 2)) {
+				if (hotkey_adaptive_all_mask != 0) {
+					tp_features.has_adaptive_kbd = true;
+					res = sysfs_create_group(
+						&tpacpi_pdev->dev.kobj,
+						&adaptive_kbd_attr_group);
+					if (res)
+						goto err_exit;
+				}
+			} else {
+				tp_features.has_adaptive_kbd = false;
+				hotkey_adaptive_all_mask = 0x0U;
+			}
+			break;
+
+		default:
+			pr_err("unknown version of the HKEY interface: 0x%x\n",
+			       hkeyv);
+			pr_err("please report this to %s\n", TPACPI_MAIL);
+			break;
 		}
 	}
 
diff --git a/drivers/pwm/core.c b/drivers/pwm/core.c
index dba3843c53b8..ed337a8c34ab 100644
--- a/drivers/pwm/core.c
+++ b/drivers/pwm/core.c
@@ -457,7 +457,8 @@ int pwm_apply_state(struct pwm_device *pwm, struct pwm_state *state)
 {
 	int err;
 
-	if (!pwm)
+	if (!pwm || !state || !state->period ||
+	    state->duty_cycle > state->period)
 		return -EINVAL;
 
 	if (!memcmp(state, &pwm->state, sizeof(*state)))
diff --git a/drivers/pwm/pwm-atmel-hlcdc.c b/drivers/pwm/pwm-atmel-hlcdc.c
index f994c7eaf41c..14fc011faa32 100644
--- a/drivers/pwm/pwm-atmel-hlcdc.c
+++ b/drivers/pwm/pwm-atmel-hlcdc.c
@@ -272,7 +272,7 @@ static int atmel_hlcdc_pwm_probe(struct platform_device *pdev)
 	chip->chip.of_pwm_n_cells = 3;
 	chip->chip.can_sleep = 1;
 
-	ret = pwmchip_add(&chip->chip);
+	ret = pwmchip_add_with_polarity(&chip->chip, PWM_POLARITY_INVERSED);
 	if (ret) {
 		clk_disable_unprepare(hlcdc->periph_clk);
 		return ret;
diff --git a/drivers/pwm/sysfs.c b/drivers/pwm/sysfs.c
index d98599249a05..01695d48dd54 100644
--- a/drivers/pwm/sysfs.c
+++ b/drivers/pwm/sysfs.c
@@ -152,7 +152,7 @@ static ssize_t enable_store(struct device *child,
 		goto unlock;
 	}
 
-	pwm_apply_state(pwm, &state);
+	ret = pwm_apply_state(pwm, &state);
 
 unlock:
 	mutex_unlock(&export->lock);
diff --git a/drivers/regulator/qcom_smd-regulator.c b/drivers/regulator/qcom_smd-regulator.c
index 56a17ec5b5ef..526bf23dcb49 100644
--- a/drivers/regulator/qcom_smd-regulator.c
+++ b/drivers/regulator/qcom_smd-regulator.c
@@ -140,6 +140,19 @@ static const struct regulator_ops rpm_smps_ldo_ops = {
 	.enable = rpm_reg_enable,
 	.disable = rpm_reg_disable,
 	.is_enabled = rpm_reg_is_enabled,
+	.list_voltage = regulator_list_voltage_linear_range,
+
+	.get_voltage = rpm_reg_get_voltage,
+	.set_voltage = rpm_reg_set_voltage,
+
+	.set_load = rpm_reg_set_load,
+};
+
+static const struct regulator_ops rpm_smps_ldo_ops_fixed = {
+	.enable = rpm_reg_enable,
+	.disable = rpm_reg_disable,
+	.is_enabled = rpm_reg_is_enabled,
+	.list_voltage = regulator_list_voltage_linear_range,
 
 	.get_voltage = rpm_reg_get_voltage,
 	.set_voltage = rpm_reg_set_voltage,
@@ -247,7 +260,7 @@ static const struct regulator_desc pm8941_nldo = {
 static const struct regulator_desc pm8941_lnldo = {
 	.fixed_uV = 1740000,
 	.n_voltages = 1,
-	.ops = &rpm_smps_ldo_ops,
+	.ops = &rpm_smps_ldo_ops_fixed,
 };
 
 static const struct regulator_desc pm8941_switch = {
diff --git a/drivers/regulator/tps51632-regulator.c b/drivers/regulator/tps51632-regulator.c
index 572816e30095..c139890c1514 100644
--- a/drivers/regulator/tps51632-regulator.c
+++ b/drivers/regulator/tps51632-regulator.c
@@ -94,11 +94,14 @@ static int tps51632_dcdc_set_ramp_delay(struct regulator_dev *rdev,
 		int ramp_delay)
 {
 	struct tps51632_chip *tps = rdev_get_drvdata(rdev);
-	int bit = ramp_delay/6000;
+	int bit;
 	int ret;
 
-	if (bit)
-		bit--;
+	if (ramp_delay == 0)
+		bit = 0;
+	else
+		bit = DIV_ROUND_UP(ramp_delay, 6000) - 1;
+
 	ret = regmap_write(tps->regmap, TPS51632_SLEW_REGS, BIT(bit));
 	if (ret < 0)
 		dev_err(tps->dev, "SLEW reg write failed, err %d\n", ret);
diff --git a/drivers/scsi/53c700.c b/drivers/scsi/53c700.c
index d4c285688ce9..3ddc85e6efd6 100644
--- a/drivers/scsi/53c700.c
+++ b/drivers/scsi/53c700.c
@@ -1122,7 +1122,7 @@ process_script_interrupt(__u32 dsps, __u32 dsp, struct scsi_cmnd *SCp,
 		} else {
 			struct scsi_cmnd *SCp;
 
-			SCp = scsi_host_find_tag(SDp->host, SCSI_NO_TAG);
+			SCp = SDp->current_cmnd;
 			if(unlikely(SCp == NULL)) {
 				sdev_printk(KERN_ERR, SDp,
 					"no saved request for untagged cmd\n");
@@ -1826,7 +1826,7 @@ NCR_700_queuecommand_lck(struct scsi_cmnd *SCp, void (*done)(struct scsi_cmnd *)
 		       slot->tag, slot);
 	} else {
 		slot->tag = SCSI_NO_TAG;
-		/* must populate current_cmnd for scsi_host_find_tag to work */
+		/* save current command for reselection */
 		SCp->device->current_cmnd = SCp;
 	}
 	/* sanity check: some of the commands generated by the mid-layer
diff --git a/drivers/scsi/scsi_devinfo.c b/drivers/scsi/scsi_devinfo.c
index 3408578b08d6..ff41c310c900 100644
--- a/drivers/scsi/scsi_devinfo.c
+++ b/drivers/scsi/scsi_devinfo.c
@@ -230,6 +230,7 @@ static struct {
 	{"PIONEER", "CD-ROM DRM-624X", NULL, BLIST_FORCELUN | BLIST_SINGLELUN},
 	{"Promise", "VTrak E610f", NULL, BLIST_SPARSELUN | BLIST_NO_RSOC},
 	{"Promise", "", NULL, BLIST_SPARSELUN},
+	{"QEMU", "QEMU CD-ROM", NULL, BLIST_SKIP_VPD_PAGES},
 	{"QNAP", "iSCSI Storage", NULL, BLIST_MAX_1024},
 	{"SYNOLOGY", "iSCSI Storage", NULL, BLIST_MAX_1024},
 	{"QUANTUM", "XP34301", "1071", BLIST_NOTQ},
diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c
index a8b610eaa0ca..106a6adbd6f1 100644
--- a/drivers/scsi/scsi_error.c
+++ b/drivers/scsi/scsi_error.c
@@ -1128,7 +1128,6 @@ static int scsi_eh_action(struct scsi_cmnd *scmd, int rtn)
  */
 void scsi_eh_finish_cmd(struct scsi_cmnd *scmd, struct list_head *done_q)
 {
-	scmd->device->host->host_failed--;
 	scmd->eh_eflags = 0;
 	list_move_tail(&scmd->eh_entry, done_q);
 }
@@ -2227,6 +2226,9 @@ int scsi_error_handler(void *data)
 		else
 			scsi_unjam_host(shost);
 
+		/* All scmds have been handled */
+		shost->host_failed = 0;
+
 		/*
 		 * Note - if the above fails completely, the action is to take
 		 * individual devices offline and flush the queue of any
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index f459dff30512..60bff78e9ead 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -2867,10 +2867,10 @@ static int sd_revalidate_disk(struct gendisk *disk)
 	if (sdkp->opt_xfer_blocks &&
 	    sdkp->opt_xfer_blocks <= dev_max &&
 	    sdkp->opt_xfer_blocks <= SD_DEF_XFER_BLOCKS &&
-	    sdkp->opt_xfer_blocks * sdp->sector_size >= PAGE_SIZE)
-		rw_max = q->limits.io_opt =
-			sdkp->opt_xfer_blocks * sdp->sector_size;
-	else
+	    logical_to_bytes(sdp, sdkp->opt_xfer_blocks) >= PAGE_SIZE) {
+		q->limits.io_opt = logical_to_bytes(sdp, sdkp->opt_xfer_blocks);
+		rw_max = logical_to_sectors(sdp, sdkp->opt_xfer_blocks);
+	} else
 		rw_max = BLK_DEF_MAX_SECTORS;
 
 	/* Combine with controller limits */
diff --git a/drivers/scsi/sd.h b/drivers/scsi/sd.h
index 654630bb7d0e..765a6f1ac1b7 100644
--- a/drivers/scsi/sd.h
+++ b/drivers/scsi/sd.h
@@ -151,6 +151,11 @@ static inline sector_t logical_to_sectors(struct scsi_device *sdev, sector_t blo
 	return blocks << (ilog2(sdev->sector_size) - 9);
 }
 
+static inline unsigned int logical_to_bytes(struct scsi_device *sdev, sector_t blocks)
+{
+	return blocks * sdev->sector_size;
+}
+
 /*
  * A DIF-capable target device can be formatted with different
  * protection schemes.  Currently 0 through 3 are defined:
diff --git a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c
index bbfee53cfcf5..845e49a52430 100644
--- a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c
+++ b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c
@@ -2521,12 +2521,13 @@ kiblnd_passive_connect(struct rdma_cm_id *cmid, void *priv, int priv_nob)
 	return 0;
 
  failed:
-	if (ni)
+	if (ni) {
 		lnet_ni_decref(ni);
+		rej.ibr_cp.ibcp_queue_depth = kiblnd_msg_queue_size(version, ni);
+		rej.ibr_cp.ibcp_max_frags = kiblnd_rdma_frags(version, ni);
+	}
 
 	rej.ibr_version             = version;
-	rej.ibr_cp.ibcp_queue_depth = kiblnd_msg_queue_size(version, ni);
-	rej.ibr_cp.ibcp_max_frags = kiblnd_rdma_frags(version, ni);
 	kiblnd_reject(cmid, &rej);
 
 	return -ECONNREFUSED;
diff --git a/drivers/staging/rtl8188eu/core/rtw_efuse.c b/drivers/staging/rtl8188eu/core/rtw_efuse.c
index c17870cddb5b..fbce1f7e68ca 100644
--- a/drivers/staging/rtl8188eu/core/rtw_efuse.c
+++ b/drivers/staging/rtl8188eu/core/rtw_efuse.c
@@ -102,7 +102,7 @@ efuse_phymap_to_logical(u8 *phymap, u16 _offset, u16 _size_byte, u8  *pbuf)
 	if (!efuseTbl)
 		return;
 
-	eFuseWord = (u16 **)rtw_malloc2d(EFUSE_MAX_SECTION_88E, EFUSE_MAX_WORD_UNIT, sizeof(*eFuseWord));
+	eFuseWord = (u16 **)rtw_malloc2d(EFUSE_MAX_SECTION_88E, EFUSE_MAX_WORD_UNIT, sizeof(u16));
 	if (!eFuseWord) {
 		DBG_88E("%s: alloc eFuseWord fail!\n", __func__);
 		goto eFuseWord_failed;
diff --git a/drivers/staging/rtl8188eu/hal/usb_halinit.c b/drivers/staging/rtl8188eu/hal/usb_halinit.c
index 87ea3b844951..363f3a34ddce 100644
--- a/drivers/staging/rtl8188eu/hal/usb_halinit.c
+++ b/drivers/staging/rtl8188eu/hal/usb_halinit.c
@@ -2072,7 +2072,8 @@ void rtl8188eu_set_hal_ops(struct adapter *adapt)
 {
 	struct hal_ops	*halfunc = &adapt->HalFunc;
 
-	adapt->HalData = kzalloc(sizeof(*adapt->HalData), GFP_KERNEL);
+
+	adapt->HalData = kzalloc(sizeof(struct hal_data_8188e), GFP_KERNEL);
 	if (!adapt->HalData)
 		DBG_88E("cant not alloc memory for HAL DATA\n");
 
diff --git a/drivers/thermal/cpu_cooling.c b/drivers/thermal/cpu_cooling.c
index 6ceac4f2d4b2..5b4b47ed948b 100644
--- a/drivers/thermal/cpu_cooling.c
+++ b/drivers/thermal/cpu_cooling.c
@@ -857,14 +857,6 @@ __cpufreq_cooling_register(struct device_node *np,
 		goto free_power_table;
 	}
 
-	snprintf(dev_name, sizeof(dev_name), "thermal-cpufreq-%d",
-		 cpufreq_dev->id);
-
-	cool_dev = thermal_of_cooling_device_register(np, dev_name, cpufreq_dev,
-						      &cpufreq_cooling_ops);
-	if (IS_ERR(cool_dev))
-		goto remove_idr;
-
 	/* Fill freq-table in descending order of frequencies */
 	for (i = 0, freq = -1; i <= cpufreq_dev->max_level; i++) {
 		freq = find_next_max(table, freq);
@@ -877,6 +869,14 @@ __cpufreq_cooling_register(struct device_node *np,
 			pr_debug("%s: freq:%u KHz\n", __func__, freq);
 	}
 
+	snprintf(dev_name, sizeof(dev_name), "thermal-cpufreq-%d",
+		 cpufreq_dev->id);
+
+	cool_dev = thermal_of_cooling_device_register(np, dev_name, cpufreq_dev,
+						      &cpufreq_cooling_ops);
+	if (IS_ERR(cool_dev))
+		goto remove_idr;
+
 	cpufreq_dev->clipped_freq = cpufreq_dev->freq_table[0];
 	cpufreq_dev->cool_dev = cool_dev;
 
diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
index 6dc810bce295..944a6dca0fcb 100644
--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -44,6 +44,9 @@ static const struct usb_device_id usb_quirk_list[] = {
 	/* Creative SB Audigy 2 NX */
 	{ USB_DEVICE(0x041e, 0x3020), .driver_info = USB_QUIRK_RESET_RESUME },
 
+	/* USB3503 */
+	{ USB_DEVICE(0x0424, 0x3503), .driver_info = USB_QUIRK_RESET_RESUME },
+
 	/* Microsoft Wireless Laser Mouse 6000 Receiver */
 	{ USB_DEVICE(0x045e, 0x00e1), .driver_info = USB_QUIRK_RESET_RESUME },
 
@@ -173,6 +176,10 @@ static const struct usb_device_id usb_quirk_list[] = {
 	/* MAYA44USB sound device */
 	{ USB_DEVICE(0x0a92, 0x0091), .driver_info = USB_QUIRK_RESET_RESUME },
 
+	/* ASUS Base Station(T100) */
+	{ USB_DEVICE(0x0b05, 0x17e0), .driver_info =
+			USB_QUIRK_IGNORE_REMOTE_WAKEUP },
+
 	/* Action Semiconductor flash disk */
 	{ USB_DEVICE(0x10d6, 0x2200), .driver_info =
 			USB_QUIRK_STRING_FETCH_255 },
@@ -188,26 +195,22 @@ static const struct usb_device_id usb_quirk_list[] = {
 	{ USB_DEVICE(0x1908, 0x1315), .driver_info =
 			USB_QUIRK_HONOR_BNUMINTERFACES },
 
-	/* INTEL VALUE SSD */
-	{ USB_DEVICE(0x8086, 0xf1a5), .driver_info = USB_QUIRK_RESET_RESUME },
-
-	/* USB3503 */
-	{ USB_DEVICE(0x0424, 0x3503), .driver_info = USB_QUIRK_RESET_RESUME },
-
-	/* ASUS Base Station(T100) */
-	{ USB_DEVICE(0x0b05, 0x17e0), .driver_info =
-			USB_QUIRK_IGNORE_REMOTE_WAKEUP },
-
 	/* Protocol and OTG Electrical Test Device */
 	{ USB_DEVICE(0x1a0a, 0x0200), .driver_info =
 			USB_QUIRK_LINEAR_UFRAME_INTR_BINTERVAL },
 
+	/* Acer C120 LED Projector */
+	{ USB_DEVICE(0x1de1, 0xc102), .driver_info = USB_QUIRK_NO_LPM },
+
 	/* Blackmagic Design Intensity Shuttle */
 	{ USB_DEVICE(0x1edb, 0xbd3b), .driver_info = USB_QUIRK_NO_LPM },
 
 	/* Blackmagic Design UltraStudio SDI */
 	{ USB_DEVICE(0x1edb, 0xbd4f), .driver_info = USB_QUIRK_NO_LPM },
 
+	/* INTEL VALUE SSD */
+	{ USB_DEVICE(0x8086, 0xf1a5), .driver_info = USB_QUIRK_RESET_RESUME },
+
 	{ }  /* terminating entry must be last */
 };
 
diff --git a/drivers/usb/dwc2/core.h b/drivers/usb/dwc2/core.h
index 3c58d633ce80..dec0b21fc626 100644
--- a/drivers/usb/dwc2/core.h
+++ b/drivers/usb/dwc2/core.h
@@ -64,6 +64,17 @@
 	DWC2_TRACE_SCHEDULER_VB(pr_fmt("%s: SCH: " fmt),		\
 				dev_name(hsotg->dev), ##__VA_ARGS__)
 
+#ifdef CONFIG_MIPS
+/*
+ * There are some MIPS machines that can run in either big-endian
+ * or little-endian mode and that use the dwc2 register without
+ * a byteswap in both ways.
+ * Unlike other architectures, MIPS apparently does not require a
+ * barrier before the __raw_writel() to synchronize with DMA but does
+ * require the barrier after the __raw_writel() to serialize a set of
+ * writes. This set of operations was added specifically for MIPS and
+ * should only be used there.
+ */
 static inline u32 dwc2_readl(const void __iomem *addr)
 {
 	u32 value = __raw_readl(addr);
@@ -90,6 +101,22 @@ static inline void dwc2_writel(u32 value, void __iomem *addr)
 	pr_info("INFO:: wrote %08x to %p\n", value, addr);
 #endif
 }
+#else
+/* Normal architectures just use readl/write */
+static inline u32 dwc2_readl(const void __iomem *addr)
+{
+	return readl(addr);
+}
+
+static inline void dwc2_writel(u32 value, void __iomem *addr)
+{
+	writel(value, addr);
+
+#ifdef DWC2_LOG_WRITES
+	pr_info("info:: wrote %08x to %p\n", value, addr);
+#endif
+}
+#endif
 
 /* Maximum number of Endpoints/HostChannels */
 #define MAX_EPS_CHANNELS	16
diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c
index 4c5e3005e1dc..26cf09d0fe3c 100644
--- a/drivers/usb/dwc2/gadget.c
+++ b/drivers/usb/dwc2/gadget.c
@@ -1018,7 +1018,7 @@ static int dwc2_hsotg_process_req_status(struct dwc2_hsotg *hsotg,
 	return 1;
 }
 
-static int dwc2_hsotg_ep_sethalt(struct usb_ep *ep, int value);
+static int dwc2_hsotg_ep_sethalt(struct usb_ep *ep, int value, bool now);
 
 /**
  * get_ep_head - return the first request on the endpoint
@@ -1094,7 +1094,7 @@ static int dwc2_hsotg_process_req_feature(struct dwc2_hsotg *hsotg,
 		case USB_ENDPOINT_HALT:
 			halted = ep->halted;
 
-			dwc2_hsotg_ep_sethalt(&ep->ep, set);
+			dwc2_hsotg_ep_sethalt(&ep->ep, set, true);
 
 			ret = dwc2_hsotg_send_reply(hsotg, ep0, NULL, 0);
 			if (ret) {
@@ -2948,8 +2948,13 @@ static int dwc2_hsotg_ep_dequeue(struct usb_ep *ep, struct usb_request *req)
  * dwc2_hsotg_ep_sethalt - set halt on a given endpoint
  * @ep: The endpoint to set halt.
  * @value: Set or unset the halt.
+ * @now: If true, stall the endpoint now. Otherwise return -EAGAIN if
+ *       the endpoint is busy processing requests.
+ *
+ * We need to stall the endpoint immediately if request comes from set_feature
+ * protocol command handler.
  */
-static int dwc2_hsotg_ep_sethalt(struct usb_ep *ep, int value)
+static int dwc2_hsotg_ep_sethalt(struct usb_ep *ep, int value, bool now)
 {
 	struct dwc2_hsotg_ep *hs_ep = our_ep(ep);
 	struct dwc2_hsotg *hs = hs_ep->parent;
@@ -2969,6 +2974,17 @@ static int dwc2_hsotg_ep_sethalt(struct usb_ep *ep, int value)
 		return 0;
 	}
 
+	if (hs_ep->isochronous) {
+		dev_err(hs->dev, "%s is Isochronous Endpoint\n", ep->name);
+		return -EINVAL;
+	}
+
+	if (!now && value && !list_empty(&hs_ep->queue)) {
+		dev_dbg(hs->dev, "%s request is pending, cannot halt\n",
+			ep->name);
+		return -EAGAIN;
+	}
+
 	if (hs_ep->dir_in) {
 		epreg = DIEPCTL(index);
 		epctl = dwc2_readl(hs->regs + epreg);
@@ -3020,7 +3036,7 @@ static int dwc2_hsotg_ep_sethalt_lock(struct usb_ep *ep, int value)
 	int ret = 0;
 
 	spin_lock_irqsave(&hs->lock, flags);
-	ret = dwc2_hsotg_ep_sethalt(ep, value);
+	ret = dwc2_hsotg_ep_sethalt(ep, value, false);
 	spin_unlock_irqrestore(&hs->lock, flags);
 
 	return ret;
diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h
index 7ddf9449a063..654050684f4f 100644
--- a/drivers/usb/dwc3/core.h
+++ b/drivers/usb/dwc3/core.h
@@ -402,6 +402,7 @@
 #define DWC3_DEPCMD_GET_RSC_IDX(x)	(((x) >> DWC3_DEPCMD_PARAM_SHIFT) & 0x7f)
 #define DWC3_DEPCMD_STATUS(x)		(((x) >> 12) & 0x0F)
 #define DWC3_DEPCMD_HIPRI_FORCERM	(1 << 11)
+#define DWC3_DEPCMD_CLEARPENDIN		(1 << 11)
 #define DWC3_DEPCMD_CMDACT		(1 << 10)
 #define DWC3_DEPCMD_CMDIOC		(1 << 8)
 
diff --git a/drivers/usb/dwc3/dwc3-exynos.c b/drivers/usb/dwc3/dwc3-exynos.c
index dd5cb5577dca..2f1fb7e7aa54 100644
--- a/drivers/usb/dwc3/dwc3-exynos.c
+++ b/drivers/usb/dwc3/dwc3-exynos.c
@@ -128,12 +128,6 @@ static int dwc3_exynos_probe(struct platform_device *pdev)
 
 	platform_set_drvdata(pdev, exynos);
 
-	ret = dwc3_exynos_register_phys(exynos);
-	if (ret) {
-		dev_err(dev, "couldn't register PHYs\n");
-		return ret;
-	}
-
 	exynos->dev	= dev;
 
 	exynos->clk = devm_clk_get(dev, "usbdrd30");
@@ -183,20 +177,29 @@ static int dwc3_exynos_probe(struct platform_device *pdev)
 		goto err3;
 	}
 
+	ret = dwc3_exynos_register_phys(exynos);
+	if (ret) {
+		dev_err(dev, "couldn't register PHYs\n");
+		goto err4;
+	}
+
 	if (node) {
 		ret = of_platform_populate(node, NULL, NULL, dev);
 		if (ret) {
 			dev_err(dev, "failed to add dwc3 core\n");
-			goto err4;
+			goto err5;
 		}
 	} else {
 		dev_err(dev, "no device node, failed to add dwc3 core\n");
 		ret = -ENODEV;
-		goto err4;
+		goto err5;
 	}
 
 	return 0;
 
+err5:
+	platform_device_unregister(exynos->usb2_phy);
+	platform_device_unregister(exynos->usb3_phy);
 err4:
 	regulator_disable(exynos->vdd10);
 err3:
diff --git a/drivers/usb/dwc3/dwc3-st.c b/drivers/usb/dwc3/dwc3-st.c
index 5c0adb9c6fb2..50d6ae6f88bc 100644
--- a/drivers/usb/dwc3/dwc3-st.c
+++ b/drivers/usb/dwc3/dwc3-st.c
@@ -129,12 +129,18 @@ static int st_dwc3_drd_init(struct st_dwc3 *dwc3_data)
 	switch (dwc3_data->dr_mode) {
 	case USB_DR_MODE_PERIPHERAL:
 
-		val &= ~(USB3_FORCE_VBUSVALID | USB3_DELAY_VBUSVALID
+		val &= ~(USB3_DELAY_VBUSVALID
 			| USB3_SEL_FORCE_OPMODE | USB3_FORCE_OPMODE(0x3)
 			| USB3_SEL_FORCE_DPPULLDOWN2 | USB3_FORCE_DPPULLDOWN2
 			| USB3_SEL_FORCE_DMPULLDOWN2 | USB3_FORCE_DMPULLDOWN2);
 
-		val |= USB3_DEVICE_NOT_HOST;
+		/*
+		 * USB3_PORT2_FORCE_VBUSVALID When '1' and when
+		 * USB3_PORT2_DEVICE_NOT_HOST = 1, forces VBUSVLDEXT2 input
+		 * of the pico PHY to 1.
+		 */
+
+		val |= USB3_DEVICE_NOT_HOST | USB3_FORCE_VBUSVALID;
 		break;
 
 	case USB_DR_MODE_HOST:
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index 9a7d0bd15dc3..07248ff1be5c 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -347,6 +347,28 @@ int dwc3_send_gadget_ep_cmd(struct dwc3 *dwc, unsigned ep,
 	return ret;
 }
 
+static int dwc3_send_clear_stall_ep_cmd(struct dwc3_ep *dep)
+{
+	struct dwc3 *dwc = dep->dwc;
+	struct dwc3_gadget_ep_cmd_params params;
+	u32 cmd = DWC3_DEPCMD_CLEARSTALL;
+
+	/*
+	 * As of core revision 2.60a the recommended programming model
+	 * is to set the ClearPendIN bit when issuing a Clear Stall EP
+	 * command for IN endpoints. This is to prevent an issue where
+	 * some (non-compliant) hosts may not send ACK TPs for pending
+	 * IN transfers due to a mishandled error condition. Synopsys
+	 * STAR 9000614252.
+	 */
+	if (dep->direction && (dwc->revision >= DWC3_REVISION_260A))
+		cmd |= DWC3_DEPCMD_CLEARPENDIN;
+
+	memset(&params, 0, sizeof(params));
+
+	return dwc3_send_gadget_ep_cmd(dwc, dep->number, cmd, &params);
+}
+
 static dma_addr_t dwc3_trb_dma_offset(struct dwc3_ep *dep,
 		struct dwc3_trb *trb)
 {
@@ -1314,8 +1336,7 @@ int __dwc3_gadget_ep_set_halt(struct dwc3_ep *dep, int value, int protocol)
 		else
 			dep->flags |= DWC3_EP_STALL;
 	} else {
-		ret = dwc3_send_gadget_ep_cmd(dwc, dep->number,
-			DWC3_DEPCMD_CLEARSTALL, &params);
+		ret = dwc3_send_clear_stall_ep_cmd(dep);
 		if (ret)
 			dev_err(dwc->dev, "failed to clear STALL on %s\n",
 					dep->name);
@@ -2247,7 +2268,6 @@ static void dwc3_clear_stall_all_ep(struct dwc3 *dwc)
 
 	for (epnum = 1; epnum < DWC3_ENDPOINTS_NUM; epnum++) {
 		struct dwc3_ep *dep;
-		struct dwc3_gadget_ep_cmd_params params;
 		int ret;
 
 		dep = dwc->eps[epnum];
@@ -2259,9 +2279,7 @@ static void dwc3_clear_stall_all_ep(struct dwc3 *dwc)
 
 		dep->flags &= ~DWC3_EP_STALL;
 
-		memset(&params, 0, sizeof(params));
-		ret = dwc3_send_gadget_ep_cmd(dwc, dep->number,
-				DWC3_DEPCMD_CLEARSTALL, &params);
+		ret = dwc3_send_clear_stall_ep_cmd(dep);
 		WARN_ON_ONCE(ret);
 	}
 }
diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c
index d67de0d22a2b..eb648485a58c 100644
--- a/drivers/usb/gadget/composite.c
+++ b/drivers/usb/gadget/composite.c
@@ -1868,14 +1868,19 @@ unknown:
 				}
 				break;
 			}
-			req->length = value;
-			req->context = cdev;
-			req->zero = value < w_length;
-			value = composite_ep0_queue(cdev, req, GFP_ATOMIC);
-			if (value < 0) {
-				DBG(cdev, "ep_queue --> %d\n", value);
-				req->status = 0;
-				composite_setup_complete(gadget->ep0, req);
+
+			if (value >= 0) {
+				req->length = value;
+				req->context = cdev;
+				req->zero = value < w_length;
+				value = composite_ep0_queue(cdev, req,
+							    GFP_ATOMIC);
+				if (value < 0) {
+					DBG(cdev, "ep_queue --> %d\n", value);
+					req->status = 0;
+					composite_setup_complete(gadget->ep0,
+								 req);
+				}
 			}
 			return value;
 		}
diff --git a/drivers/usb/gadget/configfs.c b/drivers/usb/gadget/configfs.c
index b6f60ca8a035..70cf3477f951 100644
--- a/drivers/usb/gadget/configfs.c
+++ b/drivers/usb/gadget/configfs.c
@@ -1401,6 +1401,7 @@ static const struct usb_gadget_driver configfs_driver_template = {
 		.owner          = THIS_MODULE,
 		.name		= "configfs-gadget",
 	},
+	.match_existing_only = 1,
 };
 
 static struct config_group *gadgets_make(
diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c
index 73515d54e1cc..cc33d2667408 100644
--- a/drivers/usb/gadget/function/f_fs.c
+++ b/drivers/usb/gadget/function/f_fs.c
@@ -2051,7 +2051,7 @@ static int __ffs_data_do_os_desc(enum ffs_os_desc_type type,
 
 		if (len < sizeof(*d) ||
 		    d->bFirstInterfaceNumber >= ffs->interfaces_count ||
-		    d->Reserved1)
+		    !d->Reserved1)
 			return -EINVAL;
 		for (i = 0; i < ARRAY_SIZE(d->Reserved2); ++i)
 			if (d->Reserved2[i])
@@ -2729,6 +2729,7 @@ static int _ffs_func_bind(struct usb_configuration *c,
 		func->ffs->ss_descs_count;
 
 	int fs_len, hs_len, ss_len, ret, i;
+	struct ffs_ep *eps_ptr;
 
 	/* Make it a single chunk, less management later on */
 	vla_group(d);
@@ -2777,12 +2778,9 @@ static int _ffs_func_bind(struct usb_configuration *c,
 	       ffs->raw_descs_length);
 
 	memset(vla_ptr(vlabuf, d, inums), 0xff, d_inums__sz);
-	for (ret = ffs->eps_count; ret; --ret) {
-		struct ffs_ep *ptr;
-
-		ptr = vla_ptr(vlabuf, d, eps);
-		ptr[ret].num = -1;
-	}
+	eps_ptr = vla_ptr(vlabuf, d, eps);
+	for (i = 0; i < ffs->eps_count; i++)
+		eps_ptr[i].num = -1;
 
 	/* Save pointers
 	 * d_eps == vlabuf, func->eps used to kfree vlabuf later
@@ -2851,7 +2849,7 @@ static int _ffs_func_bind(struct usb_configuration *c,
 		goto error;
 
 	func->function.os_desc_table = vla_ptr(vlabuf, d, os_desc_table);
-	if (c->cdev->use_os_string)
+	if (c->cdev->use_os_string) {
 		for (i = 0; i < ffs->interfaces_count; ++i) {
 			struct usb_os_desc *desc;
 
@@ -2862,13 +2860,15 @@ static int _ffs_func_bind(struct usb_configuration *c,
 				vla_ptr(vlabuf, d, ext_compat) + i * 16;
 			INIT_LIST_HEAD(&desc->ext_prop);
 		}
-	ret = ffs_do_os_descs(ffs->ms_os_descs_count,
-			      vla_ptr(vlabuf, d, raw_descs) +
-			      fs_len + hs_len + ss_len,
-			      d_raw_descs__sz - fs_len - hs_len - ss_len,
-			      __ffs_func_bind_do_os_desc, func);
-	if (unlikely(ret < 0))
-		goto error;
+		ret = ffs_do_os_descs(ffs->ms_os_descs_count,
+				      vla_ptr(vlabuf, d, raw_descs) +
+				      fs_len + hs_len + ss_len,
+				      d_raw_descs__sz - fs_len - hs_len -
+				      ss_len,
+				      __ffs_func_bind_do_os_desc, func);
+		if (unlikely(ret < 0))
+			goto error;
+	}
 	func->function.os_desc_n =
 		c->cdev->use_os_string ? ffs->interfaces_count : 0;
 
diff --git a/drivers/usb/gadget/function/f_printer.c b/drivers/usb/gadget/function/f_printer.c
index c45104e3a64b..64706a789580 100644
--- a/drivers/usb/gadget/function/f_printer.c
+++ b/drivers/usb/gadget/function/f_printer.c
@@ -161,14 +161,6 @@ static struct usb_endpoint_descriptor hs_ep_out_desc = {
 	.wMaxPacketSize =	cpu_to_le16(512)
 };
 
-static struct usb_qualifier_descriptor dev_qualifier = {
-	.bLength =		sizeof(dev_qualifier),
-	.bDescriptorType =	USB_DT_DEVICE_QUALIFIER,
-	.bcdUSB =		cpu_to_le16(0x0200),
-	.bDeviceClass =		USB_CLASS_PRINTER,
-	.bNumConfigurations =	1
-};
-
 static struct usb_descriptor_header *hs_printer_function[] = {
 	(struct usb_descriptor_header *) &intf_desc,
 	(struct usb_descriptor_header *) &hs_ep_in_desc,
diff --git a/drivers/usb/gadget/function/f_tcm.c b/drivers/usb/gadget/function/f_tcm.c
index 35fe3c80cfc0..197f73386fac 100644
--- a/drivers/usb/gadget/function/f_tcm.c
+++ b/drivers/usb/gadget/function/f_tcm.c
@@ -1445,16 +1445,18 @@ static void usbg_drop_tpg(struct se_portal_group *se_tpg)
 	for (i = 0; i < TPG_INSTANCES; ++i)
 		if (tpg_instances[i].tpg == tpg)
 			break;
-	if (i < TPG_INSTANCES)
+	if (i < TPG_INSTANCES) {
 		tpg_instances[i].tpg = NULL;
-	opts = container_of(tpg_instances[i].func_inst,
-		struct f_tcm_opts, func_inst);
-	mutex_lock(&opts->dep_lock);
-	if (opts->has_dep)
-		module_put(opts->dependent);
-	else
-		configfs_undepend_item_unlocked(&opts->func_inst.group.cg_item);
-	mutex_unlock(&opts->dep_lock);
+		opts = container_of(tpg_instances[i].func_inst,
+			struct f_tcm_opts, func_inst);
+		mutex_lock(&opts->dep_lock);
+		if (opts->has_dep)
+			module_put(opts->dependent);
+		else
+			configfs_undepend_item_unlocked(
+				&opts->func_inst.group.cg_item);
+		mutex_unlock(&opts->dep_lock);
+	}
 	mutex_unlock(&tpg_instances_lock);
 
 	kfree(tpg);
diff --git a/drivers/usb/gadget/function/f_uac2.c b/drivers/usb/gadget/function/f_uac2.c
index 186d4b162524..cd214ec8a601 100644
--- a/drivers/usb/gadget/function/f_uac2.c
+++ b/drivers/usb/gadget/function/f_uac2.c
@@ -598,18 +598,6 @@ static struct usb_gadget_strings *fn_strings[] = {
 	NULL,
 };
 
-static struct usb_qualifier_descriptor devqual_desc = {
-	.bLength = sizeof devqual_desc,
-	.bDescriptorType = USB_DT_DEVICE_QUALIFIER,
-
-	.bcdUSB = cpu_to_le16(0x200),
-	.bDeviceClass = USB_CLASS_MISC,
-	.bDeviceSubClass = 0x02,
-	.bDeviceProtocol = 0x01,
-	.bNumConfigurations = 1,
-	.bRESERVED = 0,
-};
-
 static struct usb_interface_assoc_descriptor iad_desc = {
 	.bLength = sizeof iad_desc,
 	.bDescriptorType = USB_DT_INTERFACE_ASSOCIATION,
@@ -1292,6 +1280,7 @@ in_rq_cur(struct usb_function *fn, const struct usb_ctrlrequest *cr)
 
 	if (control_selector == UAC2_CS_CONTROL_SAM_FREQ) {
 		struct cntrl_cur_lay3 c;
+		memset(&c, 0, sizeof(struct cntrl_cur_lay3));
 
 		if (entity_id == USB_IN_CLK_ID)
 			c.dCUR = p_srate;
diff --git a/drivers/usb/gadget/function/storage_common.c b/drivers/usb/gadget/function/storage_common.c
index d62683017cf3..990df221c629 100644
--- a/drivers/usb/gadget/function/storage_common.c
+++ b/drivers/usb/gadget/function/storage_common.c
@@ -83,9 +83,7 @@ EXPORT_SYMBOL_GPL(fsg_fs_function);
  * USB 2.0 devices need to expose both high speed and full speed
  * descriptors, unless they only run at full speed.
  *
- * That means alternate endpoint descriptors (bigger packets)
- * and a "device qualifier" ... plus more construction options
- * for the configuration descriptor.
+ * That means alternate endpoint descriptors (bigger packets).
  */
 struct usb_endpoint_descriptor fsg_hs_bulk_in_desc = {
 	.bLength =		USB_DT_ENDPOINT_SIZE,
diff --git a/drivers/usb/gadget/legacy/inode.c b/drivers/usb/gadget/legacy/inode.c
index e64479f882a5..aa3707bdebb4 100644
--- a/drivers/usb/gadget/legacy/inode.c
+++ b/drivers/usb/gadget/legacy/inode.c
@@ -938,8 +938,11 @@ ep0_read (struct file *fd, char __user *buf, size_t len, loff_t *ptr)
 			struct usb_ep		*ep = dev->gadget->ep0;
 			struct usb_request	*req = dev->req;
 
-			if ((retval = setup_req (ep, req, 0)) == 0)
-				retval = usb_ep_queue (ep, req, GFP_ATOMIC);
+			if ((retval = setup_req (ep, req, 0)) == 0) {
+				spin_unlock_irq (&dev->lock);
+				retval = usb_ep_queue (ep, req, GFP_KERNEL);
+				spin_lock_irq (&dev->lock);
+			}
 			dev->state = STATE_DEV_CONNECTED;
 
 			/* assume that was SET_CONFIGURATION */
@@ -1457,8 +1460,11 @@ delegate:
 							w_length);
 				if (value < 0)
 					break;
+
+				spin_unlock (&dev->lock);
 				value = usb_ep_queue (gadget->ep0, dev->req,
-							GFP_ATOMIC);
+							GFP_KERNEL);
+				spin_lock (&dev->lock);
 				if (value < 0) {
 					clean_req (gadget->ep0, dev->req);
 					break;
@@ -1481,11 +1487,14 @@ delegate:
 	if (value >= 0 && dev->state != STATE_DEV_SETUP) {
 		req->length = value;
 		req->zero = value < w_length;
-		value = usb_ep_queue (gadget->ep0, req, GFP_ATOMIC);
+
+		spin_unlock (&dev->lock);
+		value = usb_ep_queue (gadget->ep0, req, GFP_KERNEL);
 		if (value < 0) {
 			DBG (dev, "ep_queue --> %d\n", value);
 			req->status = 0;
 		}
+		return value;
 	}
 
 	/* device stalls when value < 0 */
diff --git a/drivers/usb/gadget/udc/udc-core.c b/drivers/usb/gadget/udc/udc-core.c
index 6e8300d6a737..e1b2dcebdc2e 100644
--- a/drivers/usb/gadget/udc/udc-core.c
+++ b/drivers/usb/gadget/udc/udc-core.c
@@ -603,11 +603,15 @@ int usb_gadget_probe_driver(struct usb_gadget_driver *driver)
 		}
 	}
 
-	list_add_tail(&driver->pending, &gadget_driver_pending_list);
-	pr_info("udc-core: couldn't find an available UDC - added [%s] to list of pending drivers\n",
-		driver->function);
+	if (!driver->match_existing_only) {
+		list_add_tail(&driver->pending, &gadget_driver_pending_list);
+		pr_info("udc-core: couldn't find an available UDC - added [%s] to list of pending drivers\n",
+			driver->function);
+		ret = 0;
+	}
+
 	mutex_unlock(&udc_lock);
-	return 0;
+	return ret;
 found:
 	ret = udc_bind_to_driver(udc, driver);
 	mutex_unlock(&udc_lock);
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index ae1b6e69eb96..a962b89b65a6 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -368,6 +368,15 @@ static void ehci_shutdown(struct usb_hcd *hcd)
 {
 	struct ehci_hcd	*ehci = hcd_to_ehci(hcd);
 
+	/**
+	 * Protect the system from crashing at system shutdown in cases where
+	 * usb host is not added yet from OTG controller driver.
+	 * As ehci_setup() not done yet, so stop accessing registers or
+	 * variables initialized in ehci_setup()
+	 */
+	if (!ehci->sbrn)
+		return;
+
 	spin_lock_irq(&ehci->lock);
 	ehci->shutdown = true;
 	ehci->rh_state = EHCI_RH_STOPPING;
diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c
index ffc90295a95f..74f62d68f013 100644
--- a/drivers/usb/host/ehci-hub.c
+++ b/drivers/usb/host/ehci-hub.c
@@ -872,15 +872,23 @@ int ehci_hub_control(
 ) {
 	struct ehci_hcd	*ehci = hcd_to_ehci (hcd);
 	int		ports = HCS_N_PORTS (ehci->hcs_params);
-	u32 __iomem	*status_reg = &ehci->regs->port_status[
-				(wIndex & 0xff) - 1];
-	u32 __iomem	*hostpc_reg = &ehci->regs->hostpc[(wIndex & 0xff) - 1];
+	u32 __iomem	*status_reg, *hostpc_reg;
 	u32		temp, temp1, status;
 	unsigned long	flags;
 	int		retval = 0;
 	unsigned	selector;
 
 	/*
+	 * Avoid underflow while calculating (wIndex & 0xff) - 1.
+	 * The compiler might deduce that wIndex can never be 0 and then
+	 * optimize away the tests for !wIndex below.
+	 */
+	temp = wIndex & 0xff;
+	temp -= (temp > 0);
+	status_reg = &ehci->regs->port_status[temp];
+	hostpc_reg = &ehci->regs->hostpc[temp];
+
+	/*
 	 * FIXME:  support SetPortFeatures USB_PORT_FEAT_INDICATOR.
 	 * HCS_INDICATOR may say we can change LEDs to off/amber/green.
 	 * (track current state ourselves) ... blink for diagnostics,
diff --git a/drivers/usb/host/ehci-msm.c b/drivers/usb/host/ehci-msm.c
index d3afc89d00f5..2f8d3af811ce 100644
--- a/drivers/usb/host/ehci-msm.c
+++ b/drivers/usb/host/ehci-msm.c
@@ -179,22 +179,32 @@ static int ehci_msm_remove(struct platform_device *pdev)
 static int ehci_msm_pm_suspend(struct device *dev)
 {
 	struct usb_hcd *hcd = dev_get_drvdata(dev);
+	struct ehci_hcd *ehci = hcd_to_ehci(hcd);
 	bool do_wakeup = device_may_wakeup(dev);
 
 	dev_dbg(dev, "ehci-msm PM suspend\n");
 
-	return ehci_suspend(hcd, do_wakeup);
+	/* Only call ehci_suspend if ehci_setup has been done */
+	if (ehci->sbrn)
+		return ehci_suspend(hcd, do_wakeup);
+
+	return 0;
 }
 
 static int ehci_msm_pm_resume(struct device *dev)
 {
 	struct usb_hcd *hcd = dev_get_drvdata(dev);
+	struct ehci_hcd *ehci = hcd_to_ehci(hcd);
 
 	dev_dbg(dev, "ehci-msm PM resume\n");
-	ehci_resume(hcd, false);
+
+	/* Only call ehci_resume if ehci_setup has been done */
+	if (ehci->sbrn)
+		ehci_resume(hcd, false);
 
 	return 0;
 }
+
 #else
 #define ehci_msm_pm_suspend	NULL
 #define ehci_msm_pm_resume	NULL
diff --git a/drivers/usb/host/ehci-tegra.c b/drivers/usb/host/ehci-tegra.c
index 4031b372008e..9a3d7db5be57 100644
--- a/drivers/usb/host/ehci-tegra.c
+++ b/drivers/usb/host/ehci-tegra.c
@@ -81,15 +81,23 @@ static int tegra_reset_usb_controller(struct platform_device *pdev)
 	struct usb_hcd *hcd = platform_get_drvdata(pdev);
 	struct tegra_ehci_hcd *tegra =
 		(struct tegra_ehci_hcd *)hcd_to_ehci(hcd)->priv;
+	bool has_utmi_pad_registers = false;
 
 	phy_np = of_parse_phandle(pdev->dev.of_node, "nvidia,phy", 0);
 	if (!phy_np)
 		return -ENOENT;
 
+	if (of_property_read_bool(phy_np, "nvidia,has-utmi-pad-registers"))
+		has_utmi_pad_registers = true;
+
 	if (!usb1_reset_attempted) {
 		struct reset_control *usb1_reset;
 
-		usb1_reset = of_reset_control_get(phy_np, "usb");
+		if (!has_utmi_pad_registers)
+			usb1_reset = of_reset_control_get(phy_np, "utmi-pads");
+		else
+			usb1_reset = tegra->rst;
+
 		if (IS_ERR(usb1_reset)) {
 			dev_warn(&pdev->dev,
 				 "can't get utmi-pads reset from the PHY\n");
@@ -99,13 +107,15 @@ static int tegra_reset_usb_controller(struct platform_device *pdev)
 			reset_control_assert(usb1_reset);
 			udelay(1);
 			reset_control_deassert(usb1_reset);
+
+			if (!has_utmi_pad_registers)
+				reset_control_put(usb1_reset);
 		}
 
-		reset_control_put(usb1_reset);
 		usb1_reset_attempted = true;
 	}
 
-	if (!of_property_read_bool(phy_np, "nvidia,has-utmi-pad-registers")) {
+	if (!has_utmi_pad_registers) {
 		reset_control_assert(tegra->rst);
 		udelay(1);
 		reset_control_deassert(tegra->rst);
diff --git a/drivers/usb/host/ohci-q.c b/drivers/usb/host/ohci-q.c
index d029bbe9eb36..641fed609911 100644
--- a/drivers/usb/host/ohci-q.c
+++ b/drivers/usb/host/ohci-q.c
@@ -183,7 +183,6 @@ static int ed_schedule (struct ohci_hcd *ohci, struct ed *ed)
 {
 	int	branch;
 
-	ed->state = ED_OPER;
 	ed->ed_prev = NULL;
 	ed->ed_next = NULL;
 	ed->hwNextED = 0;
@@ -259,6 +258,8 @@ static int ed_schedule (struct ohci_hcd *ohci, struct ed *ed)
 	/* the HC may not see the schedule updates yet, but if it does
 	 * then they'll be properly ordered.
 	 */
+
+	ed->state = ED_OPER;
 	return 0;
 }
 
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index 48672fac7ff3..c10972fcc8e4 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -37,6 +37,7 @@
 /* Device for a quirk */
 #define PCI_VENDOR_ID_FRESCO_LOGIC	0x1b73
 #define PCI_DEVICE_ID_FRESCO_LOGIC_PDK	0x1000
+#define PCI_DEVICE_ID_FRESCO_LOGIC_FL1009	0x1009
 #define PCI_DEVICE_ID_FRESCO_LOGIC_FL1400	0x1400
 
 #define PCI_VENDOR_ID_ETRON		0x1b6f
@@ -114,6 +115,10 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
 		xhci->quirks |= XHCI_TRUST_TX_LENGTH;
 	}
 
+	if (pdev->vendor == PCI_VENDOR_ID_FRESCO_LOGIC &&
+			pdev->device == PCI_DEVICE_ID_FRESCO_LOGIC_FL1009)
+		xhci->quirks |= XHCI_BROKEN_STREAMS;
+
 	if (pdev->vendor == PCI_VENDOR_ID_NEC)
 		xhci->quirks |= XHCI_NEC_HOST;
 
diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c
index 676ea458148b..1f3f981fe7f8 100644
--- a/drivers/usb/host/xhci-plat.c
+++ b/drivers/usb/host/xhci-plat.c
@@ -196,6 +196,9 @@ static int xhci_plat_probe(struct platform_device *pdev)
 		ret = clk_prepare_enable(clk);
 		if (ret)
 			goto put_hcd;
+	} else if (PTR_ERR(clk) == -EPROBE_DEFER) {
+		ret = -EPROBE_DEFER;
+		goto put_hcd;
 	}
 
 	xhci = hcd_to_xhci(hcd);
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index 52deae4b7eac..d7d502578d79 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -290,6 +290,14 @@ static int xhci_abort_cmd_ring(struct xhci_hcd *xhci)
 
 	temp_64 = xhci_read_64(xhci, &xhci->op_regs->cmd_ring);
 	xhci->cmd_ring_state = CMD_RING_STATE_ABORTED;
+
+	/*
+	 * Writing the CMD_RING_ABORT bit should cause a cmd completion event,
+	 * however on some host hw the CMD_RING_RUNNING bit is correctly cleared
+	 * but the completion event in never sent. Use the cmd timeout timer to
+	 * handle those cases. Use twice the time to cover the bit polling retry
+	 */
+	mod_timer(&xhci->cmd_timer, jiffies + (2 * XHCI_CMD_DEFAULT_TIMEOUT));
 	xhci_write_64(xhci, temp_64 | CMD_RING_ABORT,
 			&xhci->op_regs->cmd_ring);
 
@@ -314,6 +322,7 @@ static int xhci_abort_cmd_ring(struct xhci_hcd *xhci)
 
 		xhci_err(xhci, "Stopped the command ring failed, "
 				"maybe the host is dead\n");
+		del_timer(&xhci->cmd_timer);
 		xhci->xhc_state |= XHCI_STATE_DYING;
 		xhci_quiesce(xhci);
 		xhci_halt(xhci);
@@ -1246,22 +1255,21 @@ void xhci_handle_command_timeout(unsigned long data)
 	int ret;
 	unsigned long flags;
 	u64 hw_ring_state;
-	struct xhci_command *cur_cmd = NULL;
+	bool second_timeout = false;
 	xhci = (struct xhci_hcd *) data;
 
 	/* mark this command to be cancelled */
 	spin_lock_irqsave(&xhci->lock, flags);
 	if (xhci->current_cmd) {
-		cur_cmd = xhci->current_cmd;
-		cur_cmd->status = COMP_CMD_ABORT;
+		if (xhci->current_cmd->status == COMP_CMD_ABORT)
+			second_timeout = true;
+		xhci->current_cmd->status = COMP_CMD_ABORT;
 	}
 
-
 	/* Make sure command ring is running before aborting it */
 	hw_ring_state = xhci_read_64(xhci, &xhci->op_regs->cmd_ring);
 	if ((xhci->cmd_ring_state & CMD_RING_STATE_RUNNING) &&
 	    (hw_ring_state & CMD_RING_RUNNING))  {
-
 		spin_unlock_irqrestore(&xhci->lock, flags);
 		xhci_dbg(xhci, "Command timeout\n");
 		ret = xhci_abort_cmd_ring(xhci);
@@ -1273,6 +1281,15 @@ void xhci_handle_command_timeout(unsigned long data)
 		}
 		return;
 	}
+
+	/* command ring failed to restart, or host removed. Bail out */
+	if (second_timeout || xhci->xhc_state & XHCI_STATE_REMOVING) {
+		spin_unlock_irqrestore(&xhci->lock, flags);
+		xhci_dbg(xhci, "command timed out twice, ring start fail?\n");
+		xhci_cleanup_command_queue(xhci);
+		return;
+	}
+
 	/* command timeout on stopped ring, ring can't be aborted */
 	xhci_dbg(xhci, "Command timeout on stopped ring\n");
 	xhci_handle_stopped_cmd_ring(xhci, xhci->current_cmd);
@@ -2721,7 +2738,8 @@ hw_died:
 		writel(irq_pending, &xhci->ir_set->irq_pending);
 	}
 
-	if (xhci->xhc_state & XHCI_STATE_DYING) {
+	if (xhci->xhc_state & XHCI_STATE_DYING ||
+	    xhci->xhc_state & XHCI_STATE_HALTED) {
 		xhci_dbg(xhci, "xHCI dying, ignoring interrupt. "
 				"Shouldn't IRQs be disabled?\n");
 		/* Clear the event handler busy flag (RW1C);
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index fa7e1ef36cd9..f2f9518c53ab 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -685,20 +685,23 @@ void xhci_stop(struct usb_hcd *hcd)
 	u32 temp;
 	struct xhci_hcd *xhci = hcd_to_xhci(hcd);
 
-	if (xhci->xhc_state & XHCI_STATE_HALTED)
-		return;
-
 	mutex_lock(&xhci->mutex);
-	spin_lock_irq(&xhci->lock);
-	xhci->xhc_state |= XHCI_STATE_HALTED;
-	xhci->cmd_ring_state = CMD_RING_STATE_STOPPED;
 
-	/* Make sure the xHC is halted for a USB3 roothub
-	 * (xhci_stop() could be called as part of failed init).
-	 */
-	xhci_halt(xhci);
-	xhci_reset(xhci);
-	spin_unlock_irq(&xhci->lock);
+	if (!(xhci->xhc_state & XHCI_STATE_HALTED)) {
+		spin_lock_irq(&xhci->lock);
+
+		xhci->xhc_state |= XHCI_STATE_HALTED;
+		xhci->cmd_ring_state = CMD_RING_STATE_STOPPED;
+		xhci_halt(xhci);
+		xhci_reset(xhci);
+
+		spin_unlock_irq(&xhci->lock);
+	}
+
+	if (!usb_hcd_is_primary_hcd(hcd)) {
+		mutex_unlock(&xhci->mutex);
+		return;
+	}
 
 	xhci_cleanup_msix(xhci);
 
@@ -4886,7 +4889,7 @@ int xhci_gen_setup(struct usb_hcd *hcd, xhci_get_quirks_t get_quirks)
 		xhci->hcc_params2 = readl(&xhci->cap_regs->hcc_params2);
 	xhci_print_registers(xhci);
 
-	xhci->quirks = quirks;
+	xhci->quirks |= quirks;
 
 	get_quirks(dev, xhci);
 
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index 39fd95833eb8..f824336def5c 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -1090,29 +1090,6 @@ void musb_stop(struct musb *musb)
 	musb_platform_try_idle(musb, 0);
 }
 
-static void musb_shutdown(struct platform_device *pdev)
-{
-	struct musb	*musb = dev_to_musb(&pdev->dev);
-	unsigned long	flags;
-
-	pm_runtime_get_sync(musb->controller);
-
-	musb_host_cleanup(musb);
-	musb_gadget_cleanup(musb);
-
-	spin_lock_irqsave(&musb->lock, flags);
-	musb_platform_disable(musb);
-	musb_generic_disable(musb);
-	spin_unlock_irqrestore(&musb->lock, flags);
-
-	musb_writeb(musb->mregs, MUSB_DEVCTL, 0);
-	musb_platform_exit(musb);
-
-	pm_runtime_put(musb->controller);
-	/* FIXME power down */
-}
-
-
 /*-------------------------------------------------------------------------*/
 
 /*
@@ -1702,7 +1679,7 @@ EXPORT_SYMBOL_GPL(musb_dma_completion);
 #define use_dma			0
 #endif
 
-static void (*musb_phy_callback)(enum musb_vbus_id_status status);
+static int (*musb_phy_callback)(enum musb_vbus_id_status status);
 
 /*
  * musb_mailbox - optional phy notifier function
@@ -1711,11 +1688,12 @@ static void (*musb_phy_callback)(enum musb_vbus_id_status status);
  * Optionally gets called from the USB PHY. Note that the USB PHY must be
  * disabled at the point the phy_callback is registered or unregistered.
  */
-void musb_mailbox(enum musb_vbus_id_status status)
+int musb_mailbox(enum musb_vbus_id_status status)
 {
 	if (musb_phy_callback)
-		musb_phy_callback(status);
+		return musb_phy_callback(status);
 
+	return -ENODEV;
 };
 EXPORT_SYMBOL_GPL(musb_mailbox);
 
@@ -2028,11 +2006,6 @@ musb_init_controller(struct device *dev, int nIrq, void __iomem *ctrl)
 	musb_readl = musb_default_readl;
 	musb_writel = musb_default_writel;
 
-	/* We need musb_read/write functions initialized for PM */
-	pm_runtime_use_autosuspend(musb->controller);
-	pm_runtime_set_autosuspend_delay(musb->controller, 200);
-	pm_runtime_enable(musb->controller);
-
 	/* The musb_platform_init() call:
 	 *   - adjusts musb->mregs
 	 *   - sets the musb->isr
@@ -2134,6 +2107,16 @@ musb_init_controller(struct device *dev, int nIrq, void __iomem *ctrl)
 	if (musb->ops->phy_callback)
 		musb_phy_callback = musb->ops->phy_callback;
 
+	/*
+	 * We need musb_read/write functions initialized for PM.
+	 * Note that at least 2430 glue needs autosuspend delay
+	 * somewhere above 300 ms for the hardware to idle properly
+	 * after disconnecting the cable in host mode. Let's use
+	 * 500 ms for some margin.
+	 */
+	pm_runtime_use_autosuspend(musb->controller);
+	pm_runtime_set_autosuspend_delay(musb->controller, 500);
+	pm_runtime_enable(musb->controller);
 	pm_runtime_get_sync(musb->controller);
 
 	status = usb_phy_init(musb->xceiv);
@@ -2237,13 +2220,8 @@ musb_init_controller(struct device *dev, int nIrq, void __iomem *ctrl)
 	if (status)
 		goto fail5;
 
-	pm_runtime_put(musb->controller);
-
-	/*
-	 * For why this is currently needed, see commit 3e43a0725637
-	 * ("usb: musb: core: add pm_runtime_irq_safe()")
-	 */
-	pm_runtime_irq_safe(musb->controller);
+	pm_runtime_mark_last_busy(musb->controller);
+	pm_runtime_put_autosuspend(musb->controller);
 
 	return 0;
 
@@ -2265,7 +2243,9 @@ fail2_5:
 	usb_phy_shutdown(musb->xceiv);
 
 err_usb_phy_init:
+	pm_runtime_dont_use_autosuspend(musb->controller);
 	pm_runtime_put_sync(musb->controller);
+	pm_runtime_disable(musb->controller);
 
 fail2:
 	if (musb->irq_wake)
@@ -2273,7 +2253,6 @@ fail2:
 	musb_platform_exit(musb);
 
 fail1:
-	pm_runtime_disable(musb->controller);
 	dev_err(musb->controller,
 		"musb_init_controller failed with status %d\n", status);
 
@@ -2312,6 +2291,7 @@ static int musb_remove(struct platform_device *pdev)
 {
 	struct device	*dev = &pdev->dev;
 	struct musb	*musb = dev_to_musb(dev);
+	unsigned long	flags;
 
 	/* this gets called on rmmod.
 	 *  - Host mode: host may still be active
@@ -2319,17 +2299,26 @@ static int musb_remove(struct platform_device *pdev)
 	 *  - OTG mode: both roles are deactivated (or never-activated)
 	 */
 	musb_exit_debugfs(musb);
-	musb_shutdown(pdev);
-	musb_phy_callback = NULL;
-
-	if (musb->dma_controller)
-		musb_dma_controller_destroy(musb->dma_controller);
-
-	usb_phy_shutdown(musb->xceiv);
 
 	cancel_work_sync(&musb->irq_work);
 	cancel_delayed_work_sync(&musb->finish_resume_work);
 	cancel_delayed_work_sync(&musb->deassert_reset_work);
+	pm_runtime_get_sync(musb->controller);
+	musb_host_cleanup(musb);
+	musb_gadget_cleanup(musb);
+	spin_lock_irqsave(&musb->lock, flags);
+	musb_platform_disable(musb);
+	musb_generic_disable(musb);
+	spin_unlock_irqrestore(&musb->lock, flags);
+	musb_writeb(musb->mregs, MUSB_DEVCTL, 0);
+	pm_runtime_dont_use_autosuspend(musb->controller);
+	pm_runtime_put_sync(musb->controller);
+	pm_runtime_disable(musb->controller);
+	musb_platform_exit(musb);
+	musb_phy_callback = NULL;
+	if (musb->dma_controller)
+		musb_dma_controller_destroy(musb->dma_controller);
+	usb_phy_shutdown(musb->xceiv);
 	musb_free(musb);
 	device_init_wakeup(dev, 0);
 	return 0;
@@ -2429,7 +2418,8 @@ static void musb_restore_context(struct musb *musb)
 	musb_writew(musb_base, MUSB_INTRTXE, musb->intrtxe);
 	musb_writew(musb_base, MUSB_INTRRXE, musb->intrrxe);
 	musb_writeb(musb_base, MUSB_INTRUSBE, musb->context.intrusbe);
-	musb_writeb(musb_base, MUSB_DEVCTL, musb->context.devctl);
+	if (musb->context.devctl & MUSB_DEVCTL_SESSION)
+		musb_writeb(musb_base, MUSB_DEVCTL, musb->context.devctl);
 
 	for (i = 0; i < musb->config->num_eps; ++i) {
 		struct musb_hw_ep	*hw_ep;
@@ -2612,7 +2602,6 @@ static struct platform_driver musb_driver = {
 	},
 	.probe		= musb_probe,
 	.remove		= musb_remove,
-	.shutdown	= musb_shutdown,
 };
 
 module_platform_driver(musb_driver);
diff --git a/drivers/usb/musb/musb_core.h b/drivers/usb/musb/musb_core.h
index b6afe9e43305..b55a776b03eb 100644
--- a/drivers/usb/musb/musb_core.h
+++ b/drivers/usb/musb/musb_core.h
@@ -215,7 +215,7 @@ struct musb_platform_ops {
 				dma_addr_t *dma_addr, u32 *len);
 	void	(*pre_root_reset_end)(struct musb *musb);
 	void	(*post_root_reset_end)(struct musb *musb);
-	void	(*phy_callback)(enum musb_vbus_id_status status);
+	int	(*phy_callback)(enum musb_vbus_id_status status);
 };
 
 /*
@@ -312,6 +312,7 @@ struct musb {
 	struct work_struct	irq_work;
 	struct delayed_work	deassert_reset_work;
 	struct delayed_work	finish_resume_work;
+	struct delayed_work	gadget_work;
 	u16			hwvers;
 
 	u16			intrrxe;
diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c
index 152865b36522..af2a3a7addf9 100644
--- a/drivers/usb/musb/musb_gadget.c
+++ b/drivers/usb/musb/musb_gadget.c
@@ -1656,6 +1656,20 @@ static int musb_gadget_vbus_draw(struct usb_gadget *gadget, unsigned mA)
 	return usb_phy_set_power(musb->xceiv, mA);
 }
 
+static void musb_gadget_work(struct work_struct *work)
+{
+	struct musb *musb;
+	unsigned long flags;
+
+	musb = container_of(work, struct musb, gadget_work.work);
+	pm_runtime_get_sync(musb->controller);
+	spin_lock_irqsave(&musb->lock, flags);
+	musb_pullup(musb, musb->softconnect);
+	spin_unlock_irqrestore(&musb->lock, flags);
+	pm_runtime_mark_last_busy(musb->controller);
+	pm_runtime_put_autosuspend(musb->controller);
+}
+
 static int musb_gadget_pullup(struct usb_gadget *gadget, int is_on)
 {
 	struct musb	*musb = gadget_to_musb(gadget);
@@ -1663,20 +1677,16 @@ static int musb_gadget_pullup(struct usb_gadget *gadget, int is_on)
 
 	is_on = !!is_on;
 
-	pm_runtime_get_sync(musb->controller);
-
 	/* NOTE: this assumes we are sensing vbus; we'd rather
 	 * not pullup unless the B-session is active.
 	 */
 	spin_lock_irqsave(&musb->lock, flags);
 	if (is_on != musb->softconnect) {
 		musb->softconnect = is_on;
-		musb_pullup(musb, is_on);
+		schedule_delayed_work(&musb->gadget_work, 0);
 	}
 	spin_unlock_irqrestore(&musb->lock, flags);
 
-	pm_runtime_put(musb->controller);
-
 	return 0;
 }
 
@@ -1845,7 +1855,7 @@ int musb_gadget_setup(struct musb *musb)
 #elif IS_ENABLED(CONFIG_USB_MUSB_GADGET)
 	musb->g.is_otg = 0;
 #endif
-
+	INIT_DELAYED_WORK(&musb->gadget_work, musb_gadget_work);
 	musb_g_init_endpoints(musb);
 
 	musb->is_active = 0;
@@ -1866,6 +1876,8 @@ void musb_gadget_cleanup(struct musb *musb)
 {
 	if (musb->port_mode == MUSB_PORT_MODE_HOST)
 		return;
+
+	cancel_delayed_work_sync(&musb->gadget_work);
 	usb_del_gadget_udc(&musb->g);
 }
 
@@ -1914,8 +1926,8 @@ static int musb_gadget_start(struct usb_gadget *g,
 	if (musb->xceiv->last_event == USB_EVENT_ID)
 		musb_platform_set_vbus(musb, 1);
 
-	if (musb->xceiv->last_event == USB_EVENT_NONE)
-		pm_runtime_put(musb->controller);
+	pm_runtime_mark_last_busy(musb->controller);
+	pm_runtime_put_autosuspend(musb->controller);
 
 	return 0;
 
@@ -1934,8 +1946,7 @@ static int musb_gadget_stop(struct usb_gadget *g)
 	struct musb	*musb = gadget_to_musb(g);
 	unsigned long	flags;
 
-	if (musb->xceiv->last_event == USB_EVENT_NONE)
-		pm_runtime_get_sync(musb->controller);
+	pm_runtime_get_sync(musb->controller);
 
 	/*
 	 * REVISIT always use otg_set_peripheral() here too;
@@ -1963,7 +1974,8 @@ static int musb_gadget_stop(struct usb_gadget *g)
 	 * that currently misbehaves.
 	 */
 
-	pm_runtime_put(musb->controller);
+	pm_runtime_mark_last_busy(musb->controller);
+	pm_runtime_put_autosuspend(musb->controller);
 
 	return 0;
 }
diff --git a/drivers/usb/musb/musb_host.c b/drivers/usb/musb/musb_host.c
index 2f8ad7f1f482..d227a71d85e1 100644
--- a/drivers/usb/musb/musb_host.c
+++ b/drivers/usb/musb/musb_host.c
@@ -434,7 +434,13 @@ static void musb_advance_schedule(struct musb *musb, struct urb *urb,
 		}
 	}
 
-	if (qh != NULL && qh->is_ready) {
+	/*
+	 * The pipe must be broken if current urb->status is set, so don't
+	 * start next urb.
+	 * TODO: to minimize the risk of regression, only check urb->status
+	 * for RX, until we have a test case to understand the behavior of TX.
+	 */
+	if ((!status || !is_in) && qh && qh->is_ready) {
 		dev_dbg(musb->controller, "... next ep%d %cX urb %p\n",
 		    hw_ep->epnum, is_in ? 'R' : 'T', next_urb(qh));
 		musb_start_urb(musb, is_in, qh);
@@ -594,14 +600,13 @@ musb_rx_reinit(struct musb *musb, struct musb_qh *qh, u8 epnum)
 		musb_writew(ep->regs, MUSB_TXCSR, 0);
 
 	/* scrub all previous state, clearing toggle */
-	} else {
-		csr = musb_readw(ep->regs, MUSB_RXCSR);
-		if (csr & MUSB_RXCSR_RXPKTRDY)
-			WARNING("rx%d, packet/%d ready?\n", ep->epnum,
-				musb_readw(ep->regs, MUSB_RXCOUNT));
-
-		musb_h_flush_rxfifo(ep, MUSB_RXCSR_CLRDATATOG);
 	}
+	csr = musb_readw(ep->regs, MUSB_RXCSR);
+	if (csr & MUSB_RXCSR_RXPKTRDY)
+		WARNING("rx%d, packet/%d ready?\n", ep->epnum,
+			musb_readw(ep->regs, MUSB_RXCOUNT));
+
+	musb_h_flush_rxfifo(ep, MUSB_RXCSR_CLRDATATOG);
 
 	/* target addr and (for multipoint) hub addr/port */
 	if (musb->is_multipoint) {
@@ -627,7 +632,7 @@ musb_rx_reinit(struct musb *musb, struct musb_qh *qh, u8 epnum)
 	ep->rx_reinit = 0;
 }
 
-static int musb_tx_dma_set_mode_mentor(struct dma_controller *dma,
+static void musb_tx_dma_set_mode_mentor(struct dma_controller *dma,
 		struct musb_hw_ep *hw_ep, struct musb_qh *qh,
 		struct urb *urb, u32 offset,
 		u32 *length, u8 *mode)
@@ -664,23 +669,18 @@ static int musb_tx_dma_set_mode_mentor(struct dma_controller *dma,
 	}
 	channel->desired_mode = *mode;
 	musb_writew(epio, MUSB_TXCSR, csr);
-
-	return 0;
 }
 
-static int musb_tx_dma_set_mode_cppi_tusb(struct dma_controller *dma,
-					  struct musb_hw_ep *hw_ep,
-					  struct musb_qh *qh,
-					  struct urb *urb,
-					  u32 offset,
-					  u32 *length,
-					  u8 *mode)
+static void musb_tx_dma_set_mode_cppi_tusb(struct dma_controller *dma,
+					   struct musb_hw_ep *hw_ep,
+					   struct musb_qh *qh,
+					   struct urb *urb,
+					   u32 offset,
+					   u32 *length,
+					   u8 *mode)
 {
 	struct dma_channel *channel = hw_ep->tx_channel;
 
-	if (!is_cppi_enabled(hw_ep->musb) && !tusb_dma_omap(hw_ep->musb))
-		return -ENODEV;
-
 	channel->actual_len = 0;
 
 	/*
@@ -688,8 +688,6 @@ static int musb_tx_dma_set_mode_cppi_tusb(struct dma_controller *dma,
 	 * to identify the zero-length-final-packet case.
 	 */
 	*mode = (urb->transfer_flags & URB_ZERO_PACKET) ? 1 : 0;
-
-	return 0;
 }
 
 static bool musb_tx_dma_program(struct dma_controller *dma,
@@ -699,15 +697,14 @@ static bool musb_tx_dma_program(struct dma_controller *dma,
 	struct dma_channel	*channel = hw_ep->tx_channel;
 	u16			pkt_size = qh->maxpacket;
 	u8			mode;
-	int			res;
 
 	if (musb_dma_inventra(hw_ep->musb) || musb_dma_ux500(hw_ep->musb))
-		res = musb_tx_dma_set_mode_mentor(dma, hw_ep, qh, urb,
-						 offset, &length, &mode);
+		musb_tx_dma_set_mode_mentor(dma, hw_ep, qh, urb, offset,
+					    &length, &mode);
+	else if (is_cppi_enabled(hw_ep->musb) || tusb_dma_omap(hw_ep->musb))
+		musb_tx_dma_set_mode_cppi_tusb(dma, hw_ep, qh, urb, offset,
+					       &length, &mode);
 	else
-		res = musb_tx_dma_set_mode_cppi_tusb(dma, hw_ep, qh, urb,
-						     offset, &length, &mode);
-	if (res)
 		return false;
 
 	qh->segsize = length;
@@ -995,9 +992,15 @@ static void musb_bulk_nak_timeout(struct musb *musb, struct musb_hw_ep *ep,
 	if (is_in) {
 		dma = is_dma_capable() ? ep->rx_channel : NULL;
 
-		/* clear nak timeout bit */
+		/*
+		 * Need to stop the transaction by clearing REQPKT first
+		 * then the NAK Timeout bit ref MUSBMHDRC USB 2.0 HIGH-SPEED
+		 * DUAL-ROLE CONTROLLER Programmer's Guide, section 9.2.2
+		 */
 		rx_csr = musb_readw(epio, MUSB_RXCSR);
 		rx_csr |= MUSB_RXCSR_H_WZC_BITS;
+		rx_csr &= ~MUSB_RXCSR_H_REQPKT;
+		musb_writew(epio, MUSB_RXCSR, rx_csr);
 		rx_csr &= ~MUSB_RXCSR_DATAERROR;
 		musb_writew(epio, MUSB_RXCSR, rx_csr);
 
@@ -1551,7 +1554,7 @@ static int musb_rx_dma_iso_cppi41(struct dma_controller *dma,
 				  struct urb *urb,
 				  size_t len)
 {
-	struct dma_channel *channel = hw_ep->tx_channel;
+	struct dma_channel *channel = hw_ep->rx_channel;
 	void __iomem *epio = hw_ep->regs;
 	dma_addr_t *buf;
 	u32 length, res;
@@ -1870,6 +1873,9 @@ void musb_host_rx(struct musb *musb, u8 epnum)
 		status = -EPROTO;
 		musb_writeb(epio, MUSB_RXINTERVAL, 0);
 
+		rx_csr &= ~MUSB_RXCSR_H_ERROR;
+		musb_writew(epio, MUSB_RXCSR, rx_csr);
+
 	} else if (rx_csr & MUSB_RXCSR_DATAERROR) {
 
 		if (USB_ENDPOINT_XFER_ISOC != qh->type) {
diff --git a/drivers/usb/musb/omap2430.c b/drivers/usb/musb/omap2430.c
index c84e0322c108..0b4cec940386 100644
--- a/drivers/usb/musb/omap2430.c
+++ b/drivers/usb/musb/omap2430.c
@@ -49,97 +49,14 @@ struct omap2430_glue {
 	enum musb_vbus_id_status status;
 	struct work_struct	omap_musb_mailbox_work;
 	struct device		*control_otghs;
+	bool			cable_connected;
+	bool			enabled;
+	bool			powered;
 };
 #define glue_to_musb(g)		platform_get_drvdata(g->musb)
 
 static struct omap2430_glue	*_glue;
 
-static struct timer_list musb_idle_timer;
-
-static void musb_do_idle(unsigned long _musb)
-{
-	struct musb	*musb = (void *)_musb;
-	unsigned long	flags;
-	u8	power;
-	u8	devctl;
-
-	spin_lock_irqsave(&musb->lock, flags);
-
-	switch (musb->xceiv->otg->state) {
-	case OTG_STATE_A_WAIT_BCON:
-
-		devctl = musb_readb(musb->mregs, MUSB_DEVCTL);
-		if (devctl & MUSB_DEVCTL_BDEVICE) {
-			musb->xceiv->otg->state = OTG_STATE_B_IDLE;
-			MUSB_DEV_MODE(musb);
-		} else {
-			musb->xceiv->otg->state = OTG_STATE_A_IDLE;
-			MUSB_HST_MODE(musb);
-		}
-		break;
-	case OTG_STATE_A_SUSPEND:
-		/* finish RESUME signaling? */
-		if (musb->port1_status & MUSB_PORT_STAT_RESUME) {
-			power = musb_readb(musb->mregs, MUSB_POWER);
-			power &= ~MUSB_POWER_RESUME;
-			dev_dbg(musb->controller, "root port resume stopped, power %02x\n", power);
-			musb_writeb(musb->mregs, MUSB_POWER, power);
-			musb->is_active = 1;
-			musb->port1_status &= ~(USB_PORT_STAT_SUSPEND
-						| MUSB_PORT_STAT_RESUME);
-			musb->port1_status |= USB_PORT_STAT_C_SUSPEND << 16;
-			usb_hcd_poll_rh_status(musb->hcd);
-			/* NOTE: it might really be A_WAIT_BCON ... */
-			musb->xceiv->otg->state = OTG_STATE_A_HOST;
-		}
-		break;
-	case OTG_STATE_A_HOST:
-		devctl = musb_readb(musb->mregs, MUSB_DEVCTL);
-		if (devctl &  MUSB_DEVCTL_BDEVICE)
-			musb->xceiv->otg->state = OTG_STATE_B_IDLE;
-		else
-			musb->xceiv->otg->state = OTG_STATE_A_WAIT_BCON;
-	default:
-		break;
-	}
-	spin_unlock_irqrestore(&musb->lock, flags);
-}
-
-
-static void omap2430_musb_try_idle(struct musb *musb, unsigned long timeout)
-{
-	unsigned long		default_timeout = jiffies + msecs_to_jiffies(3);
-	static unsigned long	last_timer;
-
-	if (timeout == 0)
-		timeout = default_timeout;
-
-	/* Never idle if active, or when VBUS timeout is not set as host */
-	if (musb->is_active || ((musb->a_wait_bcon == 0)
-			&& (musb->xceiv->otg->state == OTG_STATE_A_WAIT_BCON))) {
-		dev_dbg(musb->controller, "%s active, deleting timer\n",
-			usb_otg_state_string(musb->xceiv->otg->state));
-		del_timer(&musb_idle_timer);
-		last_timer = jiffies;
-		return;
-	}
-
-	if (time_after(last_timer, timeout)) {
-		if (!timer_pending(&musb_idle_timer))
-			last_timer = timeout;
-		else {
-			dev_dbg(musb->controller, "Longer idle timer already pending, ignoring\n");
-			return;
-		}
-	}
-	last_timer = timeout;
-
-	dev_dbg(musb->controller, "%s inactive, for idle timer for %lu ms\n",
-		usb_otg_state_string(musb->xceiv->otg->state),
-		(unsigned long)jiffies_to_msecs(timeout - jiffies));
-	mod_timer(&musb_idle_timer, timeout);
-}
-
 static void omap2430_musb_set_vbus(struct musb *musb, int is_on)
 {
 	struct usb_otg	*otg = musb->xceiv->otg;
@@ -205,16 +122,6 @@ static void omap2430_musb_set_vbus(struct musb *musb, int is_on)
 		musb_readb(musb->mregs, MUSB_DEVCTL));
 }
 
-static int omap2430_musb_set_mode(struct musb *musb, u8 musb_mode)
-{
-	u8	devctl = musb_readb(musb->mregs, MUSB_DEVCTL);
-
-	devctl |= MUSB_DEVCTL_SESSION;
-	musb_writeb(musb->mregs, MUSB_DEVCTL, devctl);
-
-	return 0;
-}
-
 static inline void omap2430_low_level_exit(struct musb *musb)
 {
 	u32 l;
@@ -234,22 +141,63 @@ static inline void omap2430_low_level_init(struct musb *musb)
 	musb_writel(musb->mregs, OTG_FORCESTDBY, l);
 }
 
-static void omap2430_musb_mailbox(enum musb_vbus_id_status status)
+/*
+ * We can get multiple cable events so we need to keep track
+ * of the power state. Only keep power enabled if USB cable is
+ * connected and a gadget is started.
+ */
+static void omap2430_set_power(struct musb *musb, bool enabled, bool cable)
+{
+	struct device *dev = musb->controller;
+	struct omap2430_glue *glue = dev_get_drvdata(dev->parent);
+	bool power_up;
+	int res;
+
+	if (glue->enabled != enabled)
+		glue->enabled = enabled;
+
+	if (glue->cable_connected != cable)
+		glue->cable_connected = cable;
+
+	power_up = glue->enabled && glue->cable_connected;
+	if (power_up == glue->powered) {
+		dev_warn(musb->controller, "power state already %i\n",
+			 power_up);
+		return;
+	}
+
+	glue->powered = power_up;
+
+	if (power_up) {
+		res = pm_runtime_get_sync(musb->controller);
+		if (res < 0) {
+			dev_err(musb->controller, "could not enable: %i", res);
+			glue->powered = false;
+		}
+	} else {
+		pm_runtime_mark_last_busy(musb->controller);
+		pm_runtime_put_autosuspend(musb->controller);
+	}
+}
+
+static int omap2430_musb_mailbox(enum musb_vbus_id_status status)
 {
 	struct omap2430_glue	*glue = _glue;
 
 	if (!glue) {
 		pr_err("%s: musb core is not yet initialized\n", __func__);
-		return;
+		return -EPROBE_DEFER;
 	}
 	glue->status = status;
 
 	if (!glue_to_musb(glue)) {
 		pr_err("%s: musb core is not yet ready\n", __func__);
-		return;
+		return -EPROBE_DEFER;
 	}
 
 	schedule_work(&glue->omap_musb_mailbox_work);
+
+	return 0;
 }
 
 static void omap_musb_set_mailbox(struct omap2430_glue *glue)
@@ -259,6 +207,13 @@ static void omap_musb_set_mailbox(struct omap2430_glue *glue)
 	struct musb_hdrc_platform_data *pdata = dev_get_platdata(dev);
 	struct omap_musb_board_data *data = pdata->board_data;
 	struct usb_otg *otg = musb->xceiv->otg;
+	bool cable_connected;
+
+	cable_connected = ((glue->status == MUSB_ID_GROUND) ||
+			   (glue->status == MUSB_VBUS_VALID));
+
+	if (cable_connected)
+		omap2430_set_power(musb, glue->enabled, cable_connected);
 
 	switch (glue->status) {
 	case MUSB_ID_GROUND:
@@ -268,7 +223,6 @@ static void omap_musb_set_mailbox(struct omap2430_glue *glue)
 		musb->xceiv->otg->state = OTG_STATE_A_IDLE;
 		musb->xceiv->last_event = USB_EVENT_ID;
 		if (musb->gadget_driver) {
-			pm_runtime_get_sync(dev);
 			omap_control_usb_set_mode(glue->control_otghs,
 				USB_MODE_HOST);
 			omap2430_musb_set_vbus(musb, 1);
@@ -281,8 +235,6 @@ static void omap_musb_set_mailbox(struct omap2430_glue *glue)
 		otg->default_a = false;
 		musb->xceiv->otg->state = OTG_STATE_B_IDLE;
 		musb->xceiv->last_event = USB_EVENT_VBUS;
-		if (musb->gadget_driver)
-			pm_runtime_get_sync(dev);
 		omap_control_usb_set_mode(glue->control_otghs, USB_MODE_DEVICE);
 		break;
 
@@ -291,11 +243,8 @@ static void omap_musb_set_mailbox(struct omap2430_glue *glue)
 		dev_dbg(dev, "VBUS Disconnect\n");
 
 		musb->xceiv->last_event = USB_EVENT_NONE;
-		if (musb->gadget_driver) {
+		if (musb->gadget_driver)
 			omap2430_musb_set_vbus(musb, 0);
-			pm_runtime_mark_last_busy(dev);
-			pm_runtime_put_autosuspend(dev);
-		}
 
 		if (data->interface_type == MUSB_INTERFACE_UTMI)
 			otg_set_vbus(musb->xceiv->otg, 0);
@@ -307,6 +256,9 @@ static void omap_musb_set_mailbox(struct omap2430_glue *glue)
 		dev_dbg(dev, "ID float\n");
 	}
 
+	if (!cable_connected)
+		omap2430_set_power(musb, glue->enabled, cable_connected);
+
 	atomic_notifier_call_chain(&musb->xceiv->notifier,
 			musb->xceiv->last_event, NULL);
 }
@@ -316,13 +268,8 @@ static void omap_musb_mailbox_work(struct work_struct *mailbox_work)
 {
 	struct omap2430_glue *glue = container_of(mailbox_work,
 				struct omap2430_glue, omap_musb_mailbox_work);
-	struct musb *musb = glue_to_musb(glue);
-	struct device *dev = musb->controller;
 
-	pm_runtime_get_sync(dev);
 	omap_musb_set_mailbox(glue);
-	pm_runtime_mark_last_busy(dev);
-	pm_runtime_put_autosuspend(dev);
 }
 
 static irqreturn_t omap2430_musb_interrupt(int irq, void *__hci)
@@ -389,23 +336,7 @@ static int omap2430_musb_init(struct musb *musb)
 		return PTR_ERR(musb->phy);
 	}
 	musb->isr = omap2430_musb_interrupt;
-
-	/*
-	 * Enable runtime PM for musb parent (this driver). We can't
-	 * do it earlier as struct musb is not yet allocated and we
-	 * need to touch the musb registers for runtime PM.
-	 */
-	pm_runtime_enable(glue->dev);
-	status = pm_runtime_get_sync(glue->dev);
-	if (status < 0)
-		goto err1;
-
-	status = pm_runtime_get_sync(dev);
-	if (status < 0) {
-		dev_err(dev, "pm_runtime_get_sync FAILED %d\n", status);
-		pm_runtime_put_sync(glue->dev);
-		goto err1;
-	}
+	phy_init(musb->phy);
 
 	l = musb_readl(musb->mregs, OTG_INTERFSEL);
 
@@ -427,20 +358,10 @@ static int omap2430_musb_init(struct musb *musb)
 			musb_readl(musb->mregs, OTG_INTERFSEL),
 			musb_readl(musb->mregs, OTG_SIMENABLE));
 
-	setup_timer(&musb_idle_timer, musb_do_idle, (unsigned long) musb);
-
 	if (glue->status != MUSB_UNKNOWN)
 		omap_musb_set_mailbox(glue);
 
-	phy_init(musb->phy);
-	phy_power_on(musb->phy);
-
-	pm_runtime_put_noidle(musb->controller);
-	pm_runtime_put_noidle(glue->dev);
 	return 0;
-
-err1:
-	return status;
 }
 
 static void omap2430_musb_enable(struct musb *musb)
@@ -452,6 +373,11 @@ static void omap2430_musb_enable(struct musb *musb)
 	struct musb_hdrc_platform_data *pdata = dev_get_platdata(dev);
 	struct omap_musb_board_data *data = pdata->board_data;
 
+	if (!WARN_ON(!musb->phy))
+		phy_power_on(musb->phy);
+
+	omap2430_set_power(musb, true, glue->cable_connected);
+
 	switch (glue->status) {
 
 	case MUSB_ID_GROUND:
@@ -487,18 +413,25 @@ static void omap2430_musb_disable(struct musb *musb)
 	struct device *dev = musb->controller;
 	struct omap2430_glue *glue = dev_get_drvdata(dev->parent);
 
+	if (!WARN_ON(!musb->phy))
+		phy_power_off(musb->phy);
+
 	if (glue->status != MUSB_UNKNOWN)
 		omap_control_usb_set_mode(glue->control_otghs,
 			USB_MODE_DISCONNECT);
+
+	omap2430_set_power(musb, false, glue->cable_connected);
 }
 
 static int omap2430_musb_exit(struct musb *musb)
 {
-	del_timer_sync(&musb_idle_timer);
+	struct device *dev = musb->controller;
+	struct omap2430_glue *glue = dev_get_drvdata(dev->parent);
 
 	omap2430_low_level_exit(musb);
-	phy_power_off(musb->phy);
 	phy_exit(musb->phy);
+	musb->phy = NULL;
+	cancel_work_sync(&glue->omap_musb_mailbox_work);
 
 	return 0;
 }
@@ -512,9 +445,6 @@ static const struct musb_platform_ops omap2430_ops = {
 	.init		= omap2430_musb_init,
 	.exit		= omap2430_musb_exit,
 
-	.set_mode	= omap2430_musb_set_mode,
-	.try_idle	= omap2430_musb_try_idle,
-
 	.set_vbus	= omap2430_musb_set_vbus,
 
 	.enable		= omap2430_musb_enable,
@@ -639,11 +569,9 @@ static int omap2430_probe(struct platform_device *pdev)
 		goto err2;
 	}
 
-	/*
-	 * Note that we cannot enable PM runtime yet for this
-	 * driver as we need struct musb initialized first.
-	 * See omap2430_musb_init above.
-	 */
+	pm_runtime_enable(glue->dev);
+	pm_runtime_use_autosuspend(glue->dev);
+	pm_runtime_set_autosuspend_delay(glue->dev, 500);
 
 	ret = platform_device_add(musb);
 	if (ret) {
@@ -662,12 +590,14 @@ err0:
 
 static int omap2430_remove(struct platform_device *pdev)
 {
-	struct omap2430_glue		*glue = platform_get_drvdata(pdev);
+	struct omap2430_glue *glue = platform_get_drvdata(pdev);
+	struct musb *musb = glue_to_musb(glue);
 
 	pm_runtime_get_sync(glue->dev);
-	cancel_work_sync(&glue->omap_musb_mailbox_work);
 	platform_device_unregister(glue->musb);
+	omap2430_set_power(musb, false, false);
 	pm_runtime_put_sync(glue->dev);
+	pm_runtime_dont_use_autosuspend(glue->dev);
 	pm_runtime_disable(glue->dev);
 
 	return 0;
@@ -680,12 +610,13 @@ static int omap2430_runtime_suspend(struct device *dev)
 	struct omap2430_glue		*glue = dev_get_drvdata(dev);
 	struct musb			*musb = glue_to_musb(glue);
 
-	if (musb) {
-		musb->context.otg_interfsel = musb_readl(musb->mregs,
-				OTG_INTERFSEL);
+	if (!musb)
+		return 0;
 
-		omap2430_low_level_exit(musb);
-	}
+	musb->context.otg_interfsel = musb_readl(musb->mregs,
+						 OTG_INTERFSEL);
+
+	omap2430_low_level_exit(musb);
 
 	return 0;
 }
@@ -696,7 +627,7 @@ static int omap2430_runtime_resume(struct device *dev)
 	struct musb			*musb = glue_to_musb(glue);
 
 	if (!musb)
-		return -EPROBE_DEFER;
+		return 0;
 
 	omap2430_low_level_init(musb);
 	musb_writel(musb->mregs, OTG_INTERFSEL,
@@ -738,18 +669,8 @@ static struct platform_driver omap2430_driver = {
 	},
 };
 
+module_platform_driver(omap2430_driver);
+
 MODULE_DESCRIPTION("OMAP2PLUS MUSB Glue Layer");
 MODULE_AUTHOR("Felipe Balbi <balbi@ti.com>");
 MODULE_LICENSE("GPL v2");
-
-static int __init omap2430_init(void)
-{
-	return platform_driver_register(&omap2430_driver);
-}
-subsys_initcall(omap2430_init);
-
-static void __exit omap2430_exit(void)
-{
-	platform_driver_unregister(&omap2430_driver);
-}
-module_exit(omap2430_exit);
diff --git a/drivers/usb/musb/sunxi.c b/drivers/usb/musb/sunxi.c
index fdab4232cfbf..76500515dd8b 100644
--- a/drivers/usb/musb/sunxi.c
+++ b/drivers/usb/musb/sunxi.c
@@ -80,7 +80,8 @@ static struct musb *sunxi_musb;
 
 struct sunxi_glue {
 	struct device		*dev;
-	struct platform_device	*musb;
+	struct musb		*musb;
+	struct platform_device	*musb_pdev;
 	struct clk		*clk;
 	struct reset_control	*rst;
 	struct phy		*phy;
@@ -102,7 +103,7 @@ static void sunxi_musb_work(struct work_struct *work)
 		return;
 
 	if (test_and_clear_bit(SUNXI_MUSB_FL_HOSTMODE_PEND, &glue->flags)) {
-		struct musb *musb = platform_get_drvdata(glue->musb);
+		struct musb *musb = glue->musb;
 		unsigned long flags;
 		u8 devctl;
 
@@ -112,7 +113,7 @@ static void sunxi_musb_work(struct work_struct *work)
 		if (test_bit(SUNXI_MUSB_FL_HOSTMODE, &glue->flags)) {
 			set_bit(SUNXI_MUSB_FL_VBUS_ON, &glue->flags);
 			musb->xceiv->otg->default_a = 1;
-			musb->xceiv->otg->state = OTG_STATE_A_IDLE;
+			musb->xceiv->otg->state = OTG_STATE_A_WAIT_VRISE;
 			MUSB_HST_MODE(musb);
 			devctl |= MUSB_DEVCTL_SESSION;
 		} else {
@@ -145,10 +146,12 @@ static void sunxi_musb_set_vbus(struct musb *musb, int is_on)
 {
 	struct sunxi_glue *glue = dev_get_drvdata(musb->controller->parent);
 
-	if (is_on)
+	if (is_on) {
 		set_bit(SUNXI_MUSB_FL_VBUS_ON, &glue->flags);
-	else
+		musb->xceiv->otg->state = OTG_STATE_A_WAIT_VRISE;
+	} else {
 		clear_bit(SUNXI_MUSB_FL_VBUS_ON, &glue->flags);
+	}
 
 	schedule_work(&glue->work);
 }
@@ -264,15 +267,6 @@ static int sunxi_musb_init(struct musb *musb)
 	if (ret)
 		goto error_unregister_notifier;
 
-	if (musb->port_mode == MUSB_PORT_MODE_HOST) {
-		ret = phy_power_on(glue->phy);
-		if (ret)
-			goto error_phy_exit;
-		set_bit(SUNXI_MUSB_FL_PHY_ON, &glue->flags);
-		/* Stop musb work from turning vbus off again */
-		set_bit(SUNXI_MUSB_FL_VBUS_ON, &glue->flags);
-	}
-
 	musb->isr = sunxi_musb_interrupt;
 
 	/* Stop the musb-core from doing runtime pm (not supported on sunxi) */
@@ -280,8 +274,6 @@ static int sunxi_musb_init(struct musb *musb)
 
 	return 0;
 
-error_phy_exit:
-	phy_exit(glue->phy);
 error_unregister_notifier:
 	if (musb->port_mode == MUSB_PORT_MODE_DUAL_ROLE)
 		extcon_unregister_notifier(glue->extcon, EXTCON_USB_HOST,
@@ -323,10 +315,31 @@ static int sunxi_musb_exit(struct musb *musb)
 	return 0;
 }
 
+static int sunxi_set_mode(struct musb *musb, u8 mode)
+{
+	struct sunxi_glue *glue = dev_get_drvdata(musb->controller->parent);
+	int ret;
+
+	if (mode == MUSB_HOST) {
+		ret = phy_power_on(glue->phy);
+		if (ret)
+			return ret;
+
+		set_bit(SUNXI_MUSB_FL_PHY_ON, &glue->flags);
+		/* Stop musb work from turning vbus off again */
+		set_bit(SUNXI_MUSB_FL_VBUS_ON, &glue->flags);
+		musb->xceiv->otg->state = OTG_STATE_A_WAIT_VRISE;
+	}
+
+	return 0;
+}
+
 static void sunxi_musb_enable(struct musb *musb)
 {
 	struct sunxi_glue *glue = dev_get_drvdata(musb->controller->parent);
 
+	glue->musb = musb;
+
 	/* musb_core does not call us in a balanced manner */
 	if (test_and_set_bit(SUNXI_MUSB_FL_ENABLED, &glue->flags))
 		return;
@@ -569,6 +582,7 @@ static const struct musb_platform_ops sunxi_musb_ops = {
 	.exit		= sunxi_musb_exit,
 	.enable		= sunxi_musb_enable,
 	.disable	= sunxi_musb_disable,
+	.set_mode	= sunxi_set_mode,
 	.fifo_offset	= sunxi_musb_fifo_offset,
 	.ep_offset	= sunxi_musb_ep_offset,
 	.busctl_offset	= sunxi_musb_busctl_offset,
@@ -721,9 +735,9 @@ static int sunxi_musb_probe(struct platform_device *pdev)
 	pinfo.data	= &pdata;
 	pinfo.size_data = sizeof(pdata);
 
-	glue->musb = platform_device_register_full(&pinfo);
-	if (IS_ERR(glue->musb)) {
-		ret = PTR_ERR(glue->musb);
+	glue->musb_pdev = platform_device_register_full(&pinfo);
+	if (IS_ERR(glue->musb_pdev)) {
+		ret = PTR_ERR(glue->musb_pdev);
 		dev_err(&pdev->dev, "Error registering musb dev: %d\n", ret);
 		goto err_unregister_usb_phy;
 	}
@@ -740,7 +754,7 @@ static int sunxi_musb_remove(struct platform_device *pdev)
 	struct sunxi_glue *glue = platform_get_drvdata(pdev);
 	struct platform_device *usb_phy = glue->usb_phy;
 
-	platform_device_unregister(glue->musb); /* Frees glue ! */
+	platform_device_unregister(glue->musb_pdev);
 	usb_phy_generic_unregister(usb_phy);
 
 	return 0;
diff --git a/drivers/usb/phy/phy-twl6030-usb.c b/drivers/usb/phy/phy-twl6030-usb.c
index 24e2b3cf1867..a72e8d670adc 100644
--- a/drivers/usb/phy/phy-twl6030-usb.c
+++ b/drivers/usb/phy/phy-twl6030-usb.c
@@ -97,6 +97,9 @@ struct twl6030_usb {
 
 	struct regulator		*usb3v3;
 
+	/* used to check initial cable status after probe */
+	struct delayed_work	get_status_work;
+
 	/* used to set vbus, in atomic path */
 	struct work_struct	set_vbus_work;
 
@@ -227,12 +230,16 @@ static irqreturn_t twl6030_usb_irq(int irq, void *_twl)
 			twl->asleep = 1;
 			status = MUSB_VBUS_VALID;
 			twl->linkstat = status;
-			musb_mailbox(status);
+			ret = musb_mailbox(status);
+			if (ret)
+				twl->linkstat = MUSB_UNKNOWN;
 		} else {
 			if (twl->linkstat != MUSB_UNKNOWN) {
 				status = MUSB_VBUS_OFF;
 				twl->linkstat = status;
-				musb_mailbox(status);
+				ret = musb_mailbox(status);
+				if (ret)
+					twl->linkstat = MUSB_UNKNOWN;
 				if (twl->asleep) {
 					regulator_disable(twl->usb3v3);
 					twl->asleep = 0;
@@ -264,7 +271,9 @@ static irqreturn_t twl6030_usbotg_irq(int irq, void *_twl)
 		twl6030_writeb(twl, TWL_MODULE_USB, 0x10, USB_ID_INT_EN_HI_SET);
 		status = MUSB_ID_GROUND;
 		twl->linkstat = status;
-		musb_mailbox(status);
+		ret = musb_mailbox(status);
+		if (ret)
+			twl->linkstat = MUSB_UNKNOWN;
 	} else  {
 		twl6030_writeb(twl, TWL_MODULE_USB, 0x10, USB_ID_INT_EN_HI_CLR);
 		twl6030_writeb(twl, TWL_MODULE_USB, 0x1, USB_ID_INT_EN_HI_SET);
@@ -274,6 +283,15 @@ static irqreturn_t twl6030_usbotg_irq(int irq, void *_twl)
 	return IRQ_HANDLED;
 }
 
+static void twl6030_status_work(struct work_struct *work)
+{
+	struct twl6030_usb *twl = container_of(work, struct twl6030_usb,
+					       get_status_work.work);
+
+	twl6030_usb_irq(twl->irq2, twl);
+	twl6030_usbotg_irq(twl->irq1, twl);
+}
+
 static int twl6030_enable_irq(struct twl6030_usb *twl)
 {
 	twl6030_writeb(twl, TWL_MODULE_USB, 0x1, USB_ID_INT_EN_HI_SET);
@@ -284,8 +302,6 @@ static int twl6030_enable_irq(struct twl6030_usb *twl)
 				REG_INT_MSK_LINE_C);
 	twl6030_interrupt_unmask(TWL6030_CHARGER_CTRL_INT_MASK,
 				REG_INT_MSK_STS_C);
-	twl6030_usb_irq(twl->irq2, twl);
-	twl6030_usbotg_irq(twl->irq1, twl);
 
 	return 0;
 }
@@ -371,6 +387,7 @@ static int twl6030_usb_probe(struct platform_device *pdev)
 		dev_warn(&pdev->dev, "could not create sysfs file\n");
 
 	INIT_WORK(&twl->set_vbus_work, otg_set_vbus_work);
+	INIT_DELAYED_WORK(&twl->get_status_work, twl6030_status_work);
 
 	status = request_threaded_irq(twl->irq1, NULL, twl6030_usbotg_irq,
 			IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING | IRQF_ONESHOT,
@@ -395,6 +412,7 @@ static int twl6030_usb_probe(struct platform_device *pdev)
 
 	twl->asleep = 0;
 	twl6030_enable_irq(twl);
+	schedule_delayed_work(&twl->get_status_work, HZ);
 	dev_info(&pdev->dev, "Initialized TWL6030 USB module\n");
 
 	return 0;
@@ -404,6 +422,7 @@ static int twl6030_usb_remove(struct platform_device *pdev)
 {
 	struct twl6030_usb *twl = platform_get_drvdata(pdev);
 
+	cancel_delayed_work(&twl->get_status_work);
 	twl6030_interrupt_mask(TWL6030_USBOTG_INT_MASK,
 		REG_INT_MSK_LINE_C);
 	twl6030_interrupt_mask(TWL6030_USBOTG_INT_MASK,
diff --git a/drivers/usb/serial/mos7720.c b/drivers/usb/serial/mos7720.c
index 2eddbe538cda..5608af4a369d 100644
--- a/drivers/usb/serial/mos7720.c
+++ b/drivers/usb/serial/mos7720.c
@@ -2007,6 +2007,7 @@ static void mos7720_release(struct usb_serial *serial)
 				    urblist_entry)
 			usb_unlink_urb(urbtrack->urb);
 		spin_unlock_irqrestore(&mos_parport->listlock, flags);
+		parport_del_port(mos_parport->pp);
 
 		kref_put(&mos_parport->ref_count, destroy_mos_parport);
 	}
diff --git a/drivers/usb/storage/uas.c b/drivers/usb/storage/uas.c
index 4d49fce406e1..5ef014ba6ae8 100644
--- a/drivers/usb/storage/uas.c
+++ b/drivers/usb/storage/uas.c
@@ -836,6 +836,7 @@ static int uas_slave_configure(struct scsi_device *sdev)
 	if (devinfo->flags & US_FL_BROKEN_FUA)
 		sdev->broken_fua = 1;
 
+	scsi_change_queue_depth(sdev, devinfo->qdepth - 2);
 	return 0;
 }
 
@@ -848,7 +849,6 @@ static struct scsi_host_template uas_host_template = {
 	.slave_configure = uas_slave_configure,
 	.eh_abort_handler = uas_eh_abort_handler,
 	.eh_bus_reset_handler = uas_eh_bus_reset_handler,
-	.can_queue = MAX_CMNDS,
 	.this_id = -1,
 	.sg_tablesize = SG_NONE,
 	.skip_settle_delay = 1,
diff --git a/drivers/usb/usbip/vhci_hcd.c b/drivers/usb/usbip/vhci_hcd.c
index fca51105974e..2e0450bec1b1 100644
--- a/drivers/usb/usbip/vhci_hcd.c
+++ b/drivers/usb/usbip/vhci_hcd.c
@@ -941,7 +941,7 @@ static void vhci_stop(struct usb_hcd *hcd)
 
 static int vhci_get_frame_number(struct usb_hcd *hcd)
 {
-	pr_err("Not yet implemented\n");
+	dev_err_ratelimited(&hcd->self.root_hub->dev, "Not yet implemented\n");
 	return 0;
 }
 
diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index b54f26c55dfd..b4b3e256491b 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -746,7 +746,7 @@ config ALIM7101_WDT
 
 config EBC_C384_WDT
 	tristate "WinSystems EBC-C384 Watchdog Timer"
-	depends on X86 && ISA
+	depends on X86 && ISA_BUS_API
 	select WATCHDOG_CORE
 	help
 	  Enables watchdog timer support for the watchdog timer on the
diff --git a/drivers/xen/balloon.c b/drivers/xen/balloon.c
index d46839f51e73..e4db19e88ab1 100644
--- a/drivers/xen/balloon.c
+++ b/drivers/xen/balloon.c
@@ -151,8 +151,6 @@ static DECLARE_WAIT_QUEUE_HEAD(balloon_wq);
 static void balloon_process(struct work_struct *work);
 static DECLARE_DELAYED_WORK(balloon_worker, balloon_process);
 
-static void release_memory_resource(struct resource *resource);
-
 /* When ballooning out (allocating memory to return to Xen) we don't really
    want the kernel to try too hard since that can trigger the oom killer. */
 #define GFP_BALLOON \
@@ -248,6 +246,19 @@ static enum bp_state update_schedule(enum bp_state state)
 }
 
 #ifdef CONFIG_XEN_BALLOON_MEMORY_HOTPLUG
+static void release_memory_resource(struct resource *resource)
+{
+	if (!resource)
+		return;
+
+	/*
+	 * No need to reset region to identity mapped since we now
+	 * know that no I/O can be in this region
+	 */
+	release_resource(resource);
+	kfree(resource);
+}
+
 static struct resource *additional_memory_resource(phys_addr_t size)
 {
 	struct resource *res;
@@ -286,19 +297,6 @@ static struct resource *additional_memory_resource(phys_addr_t size)
 	return res;
 }
 
-static void release_memory_resource(struct resource *resource)
-{
-	if (!resource)
-		return;
-
-	/*
-	 * No need to reset region to identity mapped since we now
-	 * know that no I/O can be in this region
-	 */
-	release_resource(resource);
-	kfree(resource);
-}
-
 static enum bp_state reserve_additional_memory(void)
 {
 	long credit;
diff --git a/drivers/xen/xen-pciback/conf_space.c b/drivers/xen/xen-pciback/conf_space.c
index 8e67336f8ddd..6a25533da237 100644
--- a/drivers/xen/xen-pciback/conf_space.c
+++ b/drivers/xen/xen-pciback/conf_space.c
@@ -183,8 +183,7 @@ int xen_pcibk_config_read(struct pci_dev *dev, int offset, int size,
 		field_start = OFFSET(cfg_entry);
 		field_end = OFFSET(cfg_entry) + field->size;
 
-		if ((req_start >= field_start && req_start < field_end)
-		    || (req_end > field_start && req_end <= field_end)) {
+		 if (req_end > field_start && field_end > req_start) {
 			err = conf_space_read(dev, cfg_entry, field_start,
 					      &tmp_val);
 			if (err)
@@ -230,8 +229,7 @@ int xen_pcibk_config_write(struct pci_dev *dev, int offset, int size, u32 value)
 		field_start = OFFSET(cfg_entry);
 		field_end = OFFSET(cfg_entry) + field->size;
 
-		if ((req_start >= field_start && req_start < field_end)
-		    || (req_end > field_start && req_end <= field_end)) {
+		 if (req_end > field_start && field_end > req_start) {
 			tmp_val = 0;
 
 			err = xen_pcibk_config_read(dev, field_start,
diff --git a/drivers/xen/xen-pciback/conf_space_header.c b/drivers/xen/xen-pciback/conf_space_header.c
index ad3d17d29c81..9ead1c2ff1dd 100644
--- a/drivers/xen/xen-pciback/conf_space_header.c
+++ b/drivers/xen/xen-pciback/conf_space_header.c
@@ -145,7 +145,7 @@ static int rom_write(struct pci_dev *dev, int offset, u32 value, void *data)
 	/* A write to obtain the length must happen as a 32-bit write.
 	 * This does not (yet) support writing individual bytes
 	 */
-	if (value == ~PCI_ROM_ADDRESS_ENABLE)
+	if ((value | ~PCI_ROM_ADDRESS_MASK) == ~0U)
 		bar->which = 1;
 	else {
 		u32 tmpval;
@@ -225,38 +225,42 @@ static inline void read_dev_bar(struct pci_dev *dev,
 			   (PCI_BASE_ADDRESS_SPACE_MEMORY |
 				PCI_BASE_ADDRESS_MEM_TYPE_64))) {
 			bar_info->val = res[pos - 1].start >> 32;
-			bar_info->len_val = res[pos - 1].end >> 32;
+			bar_info->len_val = -resource_size(&res[pos - 1]) >> 32;
 			return;
 		}
 	}
 
+	if (!res[pos].flags ||
+	    (res[pos].flags & (IORESOURCE_DISABLED | IORESOURCE_UNSET |
+			       IORESOURCE_BUSY)))
+		return;
+
 	bar_info->val = res[pos].start |
 			(res[pos].flags & PCI_REGION_FLAG_MASK);
-	bar_info->len_val = resource_size(&res[pos]);
+	bar_info->len_val = -resource_size(&res[pos]) |
+			    (res[pos].flags & PCI_REGION_FLAG_MASK);
 }
 
 static void *bar_init(struct pci_dev *dev, int offset)
 {
-	struct pci_bar_info *bar = kmalloc(sizeof(*bar), GFP_KERNEL);
+	struct pci_bar_info *bar = kzalloc(sizeof(*bar), GFP_KERNEL);
 
 	if (!bar)
 		return ERR_PTR(-ENOMEM);
 
 	read_dev_bar(dev, bar, offset, ~0);
-	bar->which = 0;
 
 	return bar;
 }
 
 static void *rom_init(struct pci_dev *dev, int offset)
 {
-	struct pci_bar_info *bar = kmalloc(sizeof(*bar), GFP_KERNEL);
+	struct pci_bar_info *bar = kzalloc(sizeof(*bar), GFP_KERNEL);
 
 	if (!bar)
 		return ERR_PTR(-ENOMEM);
 
 	read_dev_bar(dev, bar, offset, ~PCI_ROM_ADDRESS_ENABLE);
-	bar->which = 0;
 
 	return bar;
 }