Merge branch 'drm-next-4.17' of git://people.freedesktop.org/~agd5f/linux into drm-next

Last pull for 4.17.  Highlights:
- Vega12 support
- A few more bug fixes and cleanups for powerplay

* 'drm-next-4.17' of git://people.freedesktop.org/~agd5f/linux: (77 commits)
  drm/amd/pp: clean header file hwmgr.h
  drm/amd/pp: use mlck_table.count for array loop index limit
  drm/amdgpu: Add an ATPX quirk for hybrid laptop
  drm/amdgpu: fix spelling mistake: "asssert" -> "assert"
  drm/amd/pp: Add new asic support in pp_psm.c
  drm/amd/pp: Clean up powerplay code on Vega12
  drm/amd/pp: Add smu irq handlers for legacy asics
  drm/amd/pp: Fix set wrong temperature range on smu7
  drm/amdgpu: Don't change preferred domian when fallback GTT v5
  drm/amdgpu: Fix NULL ptr on driver unload due to init failure.
  drm/amdgpu: fix "mitigate workaround for i915"
  drm/amd/pp: Add smu irq handlers in sw_init instand of hw_init
  drm/amd/pp: Refine register_thermal_interrupt function
  drm/amdgpu: Remove wrapper layer of cgs irq handling
  drm/amd/powerplay: Return per DPM level clock
  drm/amd/powerplay: Remove the SOC floor voltage setting
  drm/amdgpu: no job timeout setting on compute queues
  drm/amdgpu: add vega12 pci ids (v2)
  drm/amd/powerplay: add the hw manager for vega12 (v4)
  drm/amd/powerplay: add the smu manager for vega12 (v4)
  ...

28 files changed, 643 insertions, 178 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
index c53095b3b0fb..1ae5ae8c45a4 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
@@ -569,6 +569,7 @@ static const struct amdgpu_px_quirk amdgpu_px_quirk_list[] = {
 	{ 0x1002, 0x6900, 0x1002, 0x0124, AMDGPU_PX_QUIRK_FORCE_ATPX },
 	{ 0x1002, 0x6900, 0x1028, 0x0812, AMDGPU_PX_QUIRK_FORCE_ATPX },
 	{ 0x1002, 0x6900, 0x1028, 0x0813, AMDGPU_PX_QUIRK_FORCE_ATPX },
+	{ 0x1002, 0x67DF, 0x1028, 0x0774, AMDGPU_PX_QUIRK_FORCE_ATPX },
 	{ 0, 0, 0, 0, 0 },
 };
 
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
index 37098c68a645..71a57b2f7f04 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
@@ -28,7 +28,6 @@
 #include <linux/firmware.h>
 #include <drm/amdgpu_drm.h>
 #include "amdgpu.h"
-#include "cgs_linux.h"
 #include "atom.h"
 #include "amdgpu_ucode.h"
 
@@ -182,109 +181,6 @@ static int amdgpu_cgs_atom_exec_cmd_table(struct cgs_device *cgs_device, unsigne
 		adev->mode_info.atom_context, table, args);
 }
 
-struct cgs_irq_params {
-	unsigned src_id;
-	cgs_irq_source_set_func_t set;
-	cgs_irq_handler_func_t handler;
-	void *private_data;
-};
-
-static int cgs_set_irq_state(struct amdgpu_device *adev,
-			     struct amdgpu_irq_src *src,
-			     unsigned type,
-			     enum amdgpu_interrupt_state state)
-{
-	struct cgs_irq_params *irq_params =
-		(struct cgs_irq_params *)src->data;
-	if (!irq_params)
-		return -EINVAL;
-	if (!irq_params->set)
-		return -EINVAL;
-	return irq_params->set(irq_params->private_data,
-			       irq_params->src_id,
-			       type,
-			       (int)state);
-}
-
-static int cgs_process_irq(struct amdgpu_device *adev,
-			   struct amdgpu_irq_src *source,
-			   struct amdgpu_iv_entry *entry)
-{
-	struct cgs_irq_params *irq_params =
-		(struct cgs_irq_params *)source->data;
-	if (!irq_params)
-		return -EINVAL;
-	if (!irq_params->handler)
-		return -EINVAL;
-	return irq_params->handler(irq_params->private_data,
-				   irq_params->src_id,
-				   entry->iv_entry);
-}
-
-static const struct amdgpu_irq_src_funcs cgs_irq_funcs = {
-	.set = cgs_set_irq_state,
-	.process = cgs_process_irq,
-};
-
-static int amdgpu_cgs_add_irq_source(void *cgs_device,
-				     unsigned client_id,
-				     unsigned src_id,
-				     unsigned num_types,
-				     cgs_irq_source_set_func_t set,
-				     cgs_irq_handler_func_t handler,
-				     void *private_data)
-{
-	CGS_FUNC_ADEV;
-	int ret = 0;
-	struct cgs_irq_params *irq_params;
-	struct amdgpu_irq_src *source =
-		kzalloc(sizeof(struct amdgpu_irq_src), GFP_KERNEL);
-	if (!source)
-		return -ENOMEM;
-	irq_params =
-		kzalloc(sizeof(struct cgs_irq_params), GFP_KERNEL);
-	if (!irq_params) {
-		kfree(source);
-		return -ENOMEM;
-	}
-	source->num_types = num_types;
-	source->funcs = &cgs_irq_funcs;
-	irq_params->src_id = src_id;
-	irq_params->set = set;
-	irq_params->handler = handler;
-	irq_params->private_data = private_data;
-	source->data = (void *)irq_params;
-	ret = amdgpu_irq_add_id(adev, client_id, src_id, source);
-	if (ret) {
-		kfree(irq_params);
-		kfree(source);
-	}
-
-	return ret;
-}
-
-static int amdgpu_cgs_irq_get(void *cgs_device, unsigned client_id,
-			      unsigned src_id, unsigned type)
-{
-	CGS_FUNC_ADEV;
-
-	if (!adev->irq.client[client_id].sources)
-		return -EINVAL;
-
-	return amdgpu_irq_get(adev, adev->irq.client[client_id].sources[src_id], type);
-}
-
-static int amdgpu_cgs_irq_put(void *cgs_device, unsigned client_id,
-			      unsigned src_id, unsigned type)
-{
-	CGS_FUNC_ADEV;
-
-	if (!adev->irq.client[client_id].sources)
-		return -EINVAL;
-
-	return amdgpu_irq_put(adev, adev->irq.client[client_id].sources[src_id], type);
-}
-
 static int amdgpu_cgs_set_clockgating_state(struct cgs_device *cgs_device,
 				  enum amd_ip_block_type block_type,
 				  enum amd_clockgating_state state)
@@ -654,6 +550,9 @@ static int amdgpu_cgs_get_firmware_info(struct cgs_device *cgs_device,
 				else
 					strcpy(fw_name, "amdgpu/vega10_smc.bin");
 				break;
+			case CHIP_VEGA12:
+				strcpy(fw_name, "amdgpu/vega12_smc.bin");
+				break;
 			default:
 				DRM_ERROR("SMC firmware not supported\n");
 				return -EINVAL;
@@ -715,12 +614,9 @@ static int amdgpu_cgs_get_active_displays_info(struct cgs_device *cgs_device,
 		return -EINVAL;
 
 	mode_info = info->mode_info;
-	if (mode_info) {
+	if (mode_info)
 		/* if the displays are off, vblank time is max */
 		mode_info->vblank_time_us = 0xffffffff;
-		/* always set the reference clock */
-		mode_info->ref_clock = adev->clock.spll.reference_freq;
-	}
 
 	if (!amdgpu_device_has_dc_support(adev)) {
 		struct amdgpu_crtc *amdgpu_crtc;
@@ -795,12 +691,6 @@ static const struct cgs_ops amdgpu_cgs_ops = {
 	.lock_grbm_idx = amdgpu_cgs_lock_grbm_idx,
 };
 
-static const struct cgs_os_ops amdgpu_cgs_os_ops = {
-	.add_irq_source = amdgpu_cgs_add_irq_source,
-	.irq_get = amdgpu_cgs_irq_get,
-	.irq_put = amdgpu_cgs_irq_put
-};
-
 struct cgs_device *amdgpu_cgs_create_device(struct amdgpu_device *adev)
 {
 	struct amdgpu_cgs_device *cgs_device =
@@ -812,7 +702,6 @@ struct cgs_device *amdgpu_cgs_create_device(struct amdgpu_device *adev)
 	}
 
 	cgs_device->base.ops = &amdgpu_cgs_ops;
-	cgs_device->base.os_ops = &amdgpu_cgs_os_ops;
 	cgs_device->adev = adev;
 
 	return (struct cgs_device *)cgs_device;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 690cf77b950e..34af664b9f93 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -59,6 +59,7 @@
 #include "amdgpu_pm.h"
 
 MODULE_FIRMWARE("amdgpu/vega10_gpu_info.bin");
+MODULE_FIRMWARE("amdgpu/vega12_gpu_info.bin");
 MODULE_FIRMWARE("amdgpu/raven_gpu_info.bin");
 
 #define AMDGPU_RESUME_MS		2000
@@ -83,12 +84,21 @@ static const char *amdgpu_asic_name[] = {
 	"POLARIS11",
 	"POLARIS12",
 	"VEGA10",
+	"VEGA12",
 	"RAVEN",
 	"LAST",
 };
 
 static void amdgpu_device_get_pcie_info(struct amdgpu_device *adev);
 
+/**
+ * amdgpu_device_is_px - Is the device is a dGPU with HG/PX power control
+ *
+ * @dev: drm_device pointer
+ *
+ * Returns true if the device is a dGPU with HG/PX power control,
+ * otherwise return false.
+ */
 bool amdgpu_device_is_px(struct drm_device *dev)
 {
 	struct amdgpu_device *adev = dev->dev_private;
@@ -101,6 +111,15 @@ bool amdgpu_device_is_px(struct drm_device *dev)
 /*
  * MMIO register access helper functions.
  */
+/**
+ * amdgpu_mm_rreg - read a memory mapped IO register
+ *
+ * @adev: amdgpu_device pointer
+ * @reg: dword aligned register offset
+ * @acc_flags: access flags which require special behavior
+ *
+ * Returns the 32 bit value from the offset specified.
+ */
 uint32_t amdgpu_mm_rreg(struct amdgpu_device *adev, uint32_t reg,
 			uint32_t acc_flags)
 {
@@ -129,6 +148,14 @@ uint32_t amdgpu_mm_rreg(struct amdgpu_device *adev, uint32_t reg,
  *
 */
 
+/**
+ * amdgpu_mm_rreg8 - read a memory mapped IO register
+ *
+ * @adev: amdgpu_device pointer
+ * @offset: byte aligned register offset
+ *
+ * Returns the 8 bit value from the offset specified.
+ */
 uint8_t amdgpu_mm_rreg8(struct amdgpu_device *adev, uint32_t offset) {
 	if (offset < adev->rmmio_size)
 		return (readb(adev->rmmio + offset));
@@ -141,6 +168,15 @@ uint8_t amdgpu_mm_rreg8(struct amdgpu_device *adev, uint32_t offset) {
  * @value: the value want to be written to the register
  *
 */
+/**
+ * amdgpu_mm_wreg8 - read a memory mapped IO register
+ *
+ * @adev: amdgpu_device pointer
+ * @offset: byte aligned register offset
+ * @value: 8 bit value to write
+ *
+ * Writes the value specified to the offset specified.
+ */
 void amdgpu_mm_wreg8(struct amdgpu_device *adev, uint32_t offset, uint8_t value) {
 	if (offset < adev->rmmio_size)
 		writeb(value, adev->rmmio + offset);
@@ -148,7 +184,16 @@ void amdgpu_mm_wreg8(struct amdgpu_device *adev, uint32_t offset, uint8_t value)
 		BUG();
 }
 
-
+/**
+ * amdgpu_mm_wreg - write to a memory mapped IO register
+ *
+ * @adev: amdgpu_device pointer
+ * @reg: dword aligned register offset
+ * @v: 32 bit value to write to the register
+ * @acc_flags: access flags which require special behavior
+ *
+ * Writes the value specified to the offset specified.
+ */
 void amdgpu_mm_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v,
 		    uint32_t acc_flags)
 {
@@ -177,6 +222,14 @@ void amdgpu_mm_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v,
 	}
 }
 
+/**
+ * amdgpu_io_rreg - read an IO register
+ *
+ * @adev: amdgpu_device pointer
+ * @reg: dword aligned register offset
+ *
+ * Returns the 32 bit value from the offset specified.
+ */
 u32 amdgpu_io_rreg(struct amdgpu_device *adev, u32 reg)
 {
 	if ((reg * 4) < adev->rio_mem_size)
@@ -187,6 +240,15 @@ u32 amdgpu_io_rreg(struct amdgpu_device *adev, u32 reg)
 	}
 }
 
+/**
+ * amdgpu_io_wreg - write to an IO register
+ *
+ * @adev: amdgpu_device pointer
+ * @reg: dword aligned register offset
+ * @v: 32 bit value to write to the register
+ *
+ * Writes the value specified to the offset specified.
+ */
 void amdgpu_io_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 {
 	if (adev->asic_type >= CHIP_VEGA10 && reg == 0) {
@@ -355,6 +417,14 @@ static void amdgpu_block_invalid_wreg(struct amdgpu_device *adev,
 	BUG();
 }
 
+/**
+ * amdgpu_device_vram_scratch_init - allocate the VRAM scratch page
+ *
+ * @adev: amdgpu device pointer
+ *
+ * Allocates a scratch page of VRAM for use by various things in the
+ * driver.
+ */
 static int amdgpu_device_vram_scratch_init(struct amdgpu_device *adev)
 {
 	return amdgpu_bo_create_kernel(adev, AMDGPU_GPU_PAGE_SIZE,
@@ -364,6 +434,13 @@ static int amdgpu_device_vram_scratch_init(struct amdgpu_device *adev)
 				       (void **)&adev->vram_scratch.ptr);
 }
 
+/**
+ * amdgpu_device_vram_scratch_fini - Free the VRAM scratch page
+ *
+ * @adev: amdgpu device pointer
+ *
+ * Frees the VRAM scratch page.
+ */
 static void amdgpu_device_vram_scratch_fini(struct amdgpu_device *adev)
 {
 	amdgpu_bo_free_kernel(&adev->vram_scratch.robj, NULL, NULL);
@@ -405,6 +482,14 @@ void amdgpu_device_program_register_sequence(struct amdgpu_device *adev,
 	}
 }
 
+/**
+ * amdgpu_device_pci_config_reset - reset the GPU
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Resets the GPU using the pci config reset sequence.
+ * Only applicable to asics prior to vega10.
+ */
 void amdgpu_device_pci_config_reset(struct amdgpu_device *adev)
 {
 	pci_write_config_dword(adev->pdev, 0x7c, AMDGPU_ASIC_RESET_DATA);
@@ -565,6 +650,7 @@ void amdgpu_device_wb_free(struct amdgpu_device *adev, u32 wb)
 
 /**
  * amdgpu_device_vram_location - try to find VRAM location
+ *
  * @adev: amdgpu device structure holding all necessary informations
  * @mc: memory controller structure holding memory informations
  * @base: base address at which to put VRAM
@@ -588,6 +674,7 @@ void amdgpu_device_vram_location(struct amdgpu_device *adev,
 
 /**
  * amdgpu_device_gart_location - try to find GTT location
+ *
  * @adev: amdgpu device structure holding all necessary informations
  * @mc: memory controller structure holding memory informations
  *
@@ -774,6 +861,16 @@ static unsigned int amdgpu_device_vga_set_decode(void *cookie, bool state)
 		return VGA_RSRC_NORMAL_IO | VGA_RSRC_NORMAL_MEM;
 }
 
+/**
+ * amdgpu_device_check_block_size - validate the vm block size
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Validates the vm block size specified via module parameter.
+ * The vm block size defines number of bits in page table versus page directory,
+ * a page is 4KB so we have 12 bits offset, minimum 9 bits in the
+ * page table and the remaining bits are in the page directory.
+ */
 static void amdgpu_device_check_block_size(struct amdgpu_device *adev)
 {
 	/* defines number of bits in page table versus page directory,
@@ -789,6 +886,14 @@ static void amdgpu_device_check_block_size(struct amdgpu_device *adev)
 	}
 }
 
+/**
+ * amdgpu_device_check_vm_size - validate the vm size
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Validates the vm size in GB specified via module parameter.
+ * The VM size is the size of the GPU virtual memory space in GB.
+ */
 static void amdgpu_device_check_vm_size(struct amdgpu_device *adev)
 {
 	/* no need to check the default value */
@@ -923,6 +1028,17 @@ static const struct vga_switcheroo_client_ops amdgpu_switcheroo_ops = {
 	.can_switch = amdgpu_switcheroo_can_switch,
 };
 
+/**
+ * amdgpu_device_ip_set_clockgating_state - set the CG state
+ *
+ * @adev: amdgpu_device pointer
+ * @block_type: Type of hardware IP (SMU, GFX, UVD, etc.)
+ * @state: clockgating state (gate or ungate)
+ *
+ * Sets the requested clockgating state for all instances of
+ * the hardware IP specified.
+ * Returns the error code from the last instance.
+ */
 int amdgpu_device_ip_set_clockgating_state(struct amdgpu_device *adev,
 					   enum amd_ip_block_type block_type,
 					   enum amd_clockgating_state state)
@@ -945,6 +1061,17 @@ int amdgpu_device_ip_set_clockgating_state(struct amdgpu_device *adev,
 	return r;
 }
 
+/**
+ * amdgpu_device_ip_set_powergating_state - set the PG state
+ *
+ * @adev: amdgpu_device pointer
+ * @block_type: Type of hardware IP (SMU, GFX, UVD, etc.)
+ * @state: powergating state (gate or ungate)
+ *
+ * Sets the requested powergating state for all instances of
+ * the hardware IP specified.
+ * Returns the error code from the last instance.
+ */
 int amdgpu_device_ip_set_powergating_state(struct amdgpu_device *adev,
 					   enum amd_ip_block_type block_type,
 					   enum amd_powergating_state state)
@@ -967,6 +1094,17 @@ int amdgpu_device_ip_set_powergating_state(struct amdgpu_device *adev,
 	return r;
 }
 
+/**
+ * amdgpu_device_ip_get_clockgating_state - get the CG state
+ *
+ * @adev: amdgpu_device pointer
+ * @flags: clockgating feature flags
+ *
+ * Walks the list of IPs on the device and updates the clockgating
+ * flags for each IP.
+ * Updates @flags with the feature flags for each hardware IP where
+ * clockgating is enabled.
+ */
 void amdgpu_device_ip_get_clockgating_state(struct amdgpu_device *adev,
 					    u32 *flags)
 {
@@ -980,6 +1118,15 @@ void amdgpu_device_ip_get_clockgating_state(struct amdgpu_device *adev,
 	}
 }
 
+/**
+ * amdgpu_device_ip_wait_for_idle - wait for idle
+ *
+ * @adev: amdgpu_device pointer
+ * @block_type: Type of hardware IP (SMU, GFX, UVD, etc.)
+ *
+ * Waits for the request hardware IP to be idle.
+ * Returns 0 for success or a negative error code on failure.
+ */
 int amdgpu_device_ip_wait_for_idle(struct amdgpu_device *adev,
 				   enum amd_ip_block_type block_type)
 {
@@ -999,6 +1146,15 @@ int amdgpu_device_ip_wait_for_idle(struct amdgpu_device *adev,
 
 }
 
+/**
+ * amdgpu_device_ip_is_idle - is the hardware IP idle
+ *
+ * @adev: amdgpu_device pointer
+ * @block_type: Type of hardware IP (SMU, GFX, UVD, etc.)
+ *
+ * Check if the hardware IP is idle or not.
+ * Returns true if it the IP is idle, false if not.
+ */
 bool amdgpu_device_ip_is_idle(struct amdgpu_device *adev,
 			      enum amd_ip_block_type block_type)
 {
@@ -1014,6 +1170,15 @@ bool amdgpu_device_ip_is_idle(struct amdgpu_device *adev,
 
 }
 
+/**
+ * amdgpu_device_ip_get_ip_block - get a hw IP pointer
+ *
+ * @adev: amdgpu_device pointer
+ * @block_type: Type of hardware IP (SMU, GFX, UVD, etc.)
+ *
+ * Returns a pointer to the hardware IP block structure
+ * if it exists for the asic, otherwise NULL.
+ */
 struct amdgpu_ip_block *
 amdgpu_device_ip_get_ip_block(struct amdgpu_device *adev,
 			      enum amd_ip_block_type type)
@@ -1075,6 +1240,18 @@ int amdgpu_device_ip_block_add(struct amdgpu_device *adev,
 	return 0;
 }
 
+/**
+ * amdgpu_device_enable_virtual_display - enable virtual display feature
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Enabled the virtual display feature if the user has enabled it via
+ * the module parameter virtual_display.  This feature provides a virtual
+ * display hardware on headless boards or in virtualized environments.
+ * This function parses and validates the configuration string specified by
+ * the user and configues the virtual display configuration (number of
+ * virtual connectors, crtcs, etc.) specified.
+ */
 static void amdgpu_device_enable_virtual_display(struct amdgpu_device *adev)
 {
 	adev->enable_virtual_display = false;
@@ -1120,6 +1297,16 @@ static void amdgpu_device_enable_virtual_display(struct amdgpu_device *adev)
 	}
 }
 
+/**
+ * amdgpu_device_parse_gpu_info_fw - parse gpu info firmware
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Parses the asic configuration parameters specified in the gpu info
+ * firmware and makes them availale to the driver for use in configuring
+ * the asic.
+ * Returns 0 on success, -EINVAL on failure.
+ */
 static int amdgpu_device_parse_gpu_info_fw(struct amdgpu_device *adev)
 {
 	const char *chip_name;
@@ -1157,6 +1344,9 @@ static int amdgpu_device_parse_gpu_info_fw(struct amdgpu_device *adev)
 	case CHIP_VEGA10:
 		chip_name = "vega10";
 		break;
+	case CHIP_VEGA12:
+		chip_name = "vega12";
+		break;
 	case CHIP_RAVEN:
 		chip_name = "raven";
 		break;
@@ -1218,6 +1408,16 @@ out:
 	return err;
 }
 
+/**
+ * amdgpu_device_ip_early_init - run early init for hardware IPs
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Early initialization pass for hardware IPs.  The hardware IPs that make
+ * up each asic are discovered each IP's early_init callback is run.  This
+ * is the first stage in initializing the asic.
+ * Returns 0 on success, negative error code on failure.
+ */
 static int amdgpu_device_ip_early_init(struct amdgpu_device *adev)
 {
 	int i, r;
@@ -1270,8 +1470,9 @@ static int amdgpu_device_ip_early_init(struct amdgpu_device *adev)
 			return r;
 		break;
 #endif
-	case  CHIP_VEGA10:
-	case  CHIP_RAVEN:
+	case CHIP_VEGA10:
+	case CHIP_VEGA12:
+	case CHIP_RAVEN:
 		if (adev->asic_type == CHIP_RAVEN)
 			adev->family = AMDGPU_FAMILY_RV;
 		else
@@ -1327,6 +1528,17 @@ static int amdgpu_device_ip_early_init(struct amdgpu_device *adev)
 	return 0;
 }
 
+/**
+ * amdgpu_device_ip_init - run init for hardware IPs
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Main initialization pass for hardware IPs.  The list of all the hardware
+ * IPs that make up the asic is walked and the sw_init and hw_init callbacks
+ * are run.  sw_init initializes the software state associated with each IP
+ * and hw_init initializes the hardware associated with each IP.
+ * Returns 0 on success, negative error code on failure.
+ */
 static int amdgpu_device_ip_init(struct amdgpu_device *adev)
 {
 	int i, r;
@@ -1394,17 +1606,47 @@ static int amdgpu_device_ip_init(struct amdgpu_device *adev)
 	return 0;
 }
 
+/**
+ * amdgpu_device_fill_reset_magic - writes reset magic to gart pointer
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Writes a reset magic value to the gart pointer in VRAM.  The driver calls
+ * this function before a GPU reset.  If the value is retained after a
+ * GPU reset, VRAM has not been lost.  Some GPU resets may destry VRAM contents.
+ */
 static void amdgpu_device_fill_reset_magic(struct amdgpu_device *adev)
 {
 	memcpy(adev->reset_magic, adev->gart.ptr, AMDGPU_RESET_MAGIC_NUM);
 }
 
+/**
+ * amdgpu_device_check_vram_lost - check if vram is valid
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Checks the reset magic value written to the gart pointer in VRAM.
+ * The driver calls this after a GPU reset to see if the contents of
+ * VRAM is lost or now.
+ * returns true if vram is lost, false if not.
+ */
 static bool amdgpu_device_check_vram_lost(struct amdgpu_device *adev)
 {
 	return !!memcmp(adev->gart.ptr, adev->reset_magic,
 			AMDGPU_RESET_MAGIC_NUM);
 }
 
+/**
+ * amdgpu_device_ip_late_set_cg_state - late init for clockgating
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Late initialization pass enabling clockgating for hardware IPs.
+ * The list of all the hardware IPs that make up the asic is walked and the
+ * set_clockgating_state callbacks are run.  This stage is run late
+ * in the init process.
+ * Returns 0 on success, negative error code on failure.
+ */
 static int amdgpu_device_ip_late_set_cg_state(struct amdgpu_device *adev)
 {
 	int i = 0, r;
@@ -1432,6 +1674,18 @@ static int amdgpu_device_ip_late_set_cg_state(struct amdgpu_device *adev)
 	return 0;
 }
 
+/**
+ * amdgpu_device_ip_late_init - run late init for hardware IPs
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Late initialization pass for hardware IPs.  The list of all the hardware
+ * IPs that make up the asic is walked and the late_init callbacks are run.
+ * late_init covers any special initialization that an IP requires
+ * after all of the have been initialized or something that needs to happen
+ * late in the init process.
+ * Returns 0 on success, negative error code on failure.
+ */
 static int amdgpu_device_ip_late_init(struct amdgpu_device *adev)
 {
 	int i = 0, r;
@@ -1458,6 +1712,17 @@ static int amdgpu_device_ip_late_init(struct amdgpu_device *adev)
 	return 0;
 }
 
+/**
+ * amdgpu_device_ip_fini - run fini for hardware IPs
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Main teardown pass for hardware IPs.  The list of all the hardware
+ * IPs that make up the asic is walked and the hw_fini and sw_fini callbacks
+ * are run.  hw_fini tears down the hardware associated with each IP
+ * and sw_fini tears down any software state associated with each IP.
+ * Returns 0 on success, negative error code on failure.
+ */
 static int amdgpu_device_ip_fini(struct amdgpu_device *adev)
 {
 	int i, r;
@@ -1493,7 +1758,8 @@ static int amdgpu_device_ip_fini(struct amdgpu_device *adev)
 			continue;
 
 		if (adev->ip_blocks[i].version->type != AMD_IP_BLOCK_TYPE_UVD &&
-			adev->ip_blocks[i].version->type != AMD_IP_BLOCK_TYPE_VCE) {
+			adev->ip_blocks[i].version->type != AMD_IP_BLOCK_TYPE_VCE &&
+			adev->ip_blocks[i].version->funcs->set_clockgating_state) {
 			/* ungate blocks before hw fini so that we can shutdown the blocks safely */
 			r = adev->ip_blocks[i].version->funcs->set_clockgating_state((void *)adev,
 										     AMD_CG_STATE_UNGATE);
@@ -1514,8 +1780,6 @@ static int amdgpu_device_ip_fini(struct amdgpu_device *adev)
 		adev->ip_blocks[i].status.hw = false;
 	}
 
-	/* disable all interrupts */
-	amdgpu_irq_disable_all(adev);
 
 	for (i = adev->num_ip_blocks - 1; i >= 0; i--) {
 		if (!adev->ip_blocks[i].status.sw)
@@ -1552,6 +1816,15 @@ static int amdgpu_device_ip_fini(struct amdgpu_device *adev)
 	return 0;
 }
 
+/**
+ * amdgpu_device_ip_late_init_func_handler - work handler for clockgating
+ *
+ * @work: work_struct
+ *
+ * Work handler for amdgpu_device_ip_late_set_cg_state.  We put the
+ * clockgating setup into a worker thread to speed up driver init and
+ * resume from suspend.
+ */
 static void amdgpu_device_ip_late_init_func_handler(struct work_struct *work)
 {
 	struct amdgpu_device *adev =
@@ -1559,6 +1832,17 @@ static void amdgpu_device_ip_late_init_func_handler(struct work_struct *work)
 	amdgpu_device_ip_late_set_cg_state(adev);
 }
 
+/**
+ * amdgpu_device_ip_suspend - run suspend for hardware IPs
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Main suspend function for hardware IPs.  The list of all the hardware
+ * IPs that make up the asic is walked, clockgating is disabled and the
+ * suspend callbacks are run.  suspend puts the hardware and software state
+ * in each IP into a state suitable for suspend.
+ * Returns 0 on success, negative error code on failure.
+ */
 int amdgpu_device_ip_suspend(struct amdgpu_device *adev)
 {
 	int i, r;
@@ -1667,6 +1951,18 @@ static int amdgpu_device_ip_reinit_late_sriov(struct amdgpu_device *adev)
 	return 0;
 }
 
+/**
+ * amdgpu_device_ip_resume_phase1 - run resume for hardware IPs
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * First resume function for hardware IPs.  The list of all the hardware
+ * IPs that make up the asic is walked and the resume callbacks are run for
+ * COMMON, GMC, and IH.  resume puts the hardware into a functional state
+ * after a suspend and updates the software state as necessary.  This
+ * function is also used for restoring the GPU after a GPU reset.
+ * Returns 0 on success, negative error code on failure.
+ */
 static int amdgpu_device_ip_resume_phase1(struct amdgpu_device *adev)
 {
 	int i, r;
@@ -1675,9 +1971,8 @@ static int amdgpu_device_ip_resume_phase1(struct amdgpu_device *adev)
 		if (!adev->ip_blocks[i].status.valid)
 			continue;
 		if (adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_COMMON ||
-				adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_GMC ||
-				adev->ip_blocks[i].version->type ==
-				AMD_IP_BLOCK_TYPE_IH) {
+		    adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_GMC ||
+		    adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_IH) {
 			r = adev->ip_blocks[i].version->funcs->resume(adev);
 			if (r) {
 				DRM_ERROR("resume of IP block <%s> failed %d\n",
@@ -1690,6 +1985,19 @@ static int amdgpu_device_ip_resume_phase1(struct amdgpu_device *adev)
 	return 0;
 }
 
+/**
+ * amdgpu_device_ip_resume_phase2 - run resume for hardware IPs
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * First resume function for hardware IPs.  The list of all the hardware
+ * IPs that make up the asic is walked and the resume callbacks are run for
+ * all blocks except COMMON, GMC, and IH.  resume puts the hardware into a
+ * functional state after a suspend and updates the software state as
+ * necessary.  This function is also used for restoring the GPU after a GPU
+ * reset.
+ * Returns 0 on success, negative error code on failure.
+ */
 static int amdgpu_device_ip_resume_phase2(struct amdgpu_device *adev)
 {
 	int i, r;
@@ -1698,8 +2006,8 @@ static int amdgpu_device_ip_resume_phase2(struct amdgpu_device *adev)
 		if (!adev->ip_blocks[i].status.valid)
 			continue;
 		if (adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_COMMON ||
-				adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_GMC ||
-				adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_IH )
+		    adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_GMC ||
+		    adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_IH)
 			continue;
 		r = adev->ip_blocks[i].version->funcs->resume(adev);
 		if (r) {
@@ -1712,6 +2020,18 @@ static int amdgpu_device_ip_resume_phase2(struct amdgpu_device *adev)
 	return 0;
 }
 
+/**
+ * amdgpu_device_ip_resume - run resume for hardware IPs
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Main resume function for hardware IPs.  The hardware IPs
+ * are split into two resume functions because they are
+ * are also used in in recovering from a GPU reset and some additional
+ * steps need to be take between them.  In this case (S3/S4) they are
+ * run sequentially.
+ * Returns 0 on success, negative error code on failure.
+ */
 static int amdgpu_device_ip_resume(struct amdgpu_device *adev)
 {
 	int r;
@@ -1724,6 +2044,13 @@ static int amdgpu_device_ip_resume(struct amdgpu_device *adev)
 	return r;
 }
 
+/**
+ * amdgpu_device_detect_sriov_bios - determine if the board supports SR-IOV
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Query the VBIOS data tables to determine if the board supports SR-IOV.
+ */
 static void amdgpu_device_detect_sriov_bios(struct amdgpu_device *adev)
 {
 	if (amdgpu_sriov_vf(adev)) {
@@ -1740,6 +2067,14 @@ static void amdgpu_device_detect_sriov_bios(struct amdgpu_device *adev)
 	}
 }
 
+/**
+ * amdgpu_device_asic_has_dc_support - determine if DC supports the asic
+ *
+ * @asic_type: AMD asic type
+ *
+ * Check if there is DC (new modesetting infrastructre) support for an asic.
+ * returns true if DC has support, false if not.
+ */
 bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type)
 {
 	switch (asic_type) {
@@ -1760,6 +2095,7 @@ bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type)
 		return amdgpu_dc != 0;
 #endif
 	case CHIP_VEGA10:
+	case CHIP_VEGA12:
 #if defined(CONFIG_DRM_AMD_DC_DCN1_0)
 	case CHIP_RAVEN:
 #endif
@@ -2017,7 +2353,6 @@ fence_driver_init:
 		}
 		dev_err(adev->dev, "amdgpu_device_ip_init failed\n");
 		amdgpu_vf_error_put(adev, AMDGIM_ERROR_VF_AMDGPU_INIT_FAIL, 0, 0);
-		amdgpu_device_ip_fini(adev);
 		goto failed;
 	}
 
@@ -2116,9 +2451,14 @@ void amdgpu_device_fini(struct amdgpu_device *adev)
 
 	DRM_INFO("amdgpu: finishing device.\n");
 	adev->shutdown = true;
-	if (adev->mode_info.mode_config_initialized)
-		drm_crtc_force_disable_all(adev->ddev);
-
+	/* disable all interrupts */
+	amdgpu_irq_disable_all(adev);
+	if (adev->mode_info.mode_config_initialized){
+		if (!amdgpu_device_has_dc_support(adev))
+			drm_crtc_force_disable_all(adev->ddev);
+		else
+			drm_atomic_helper_shutdown(adev->ddev);
+	}
 	amdgpu_ib_pool_fini(adev);
 	amdgpu_fence_driver_fini(adev);
 	amdgpu_pm_sysfs_fini(adev);
@@ -2378,6 +2718,16 @@ unlock:
 	return r;
 }
 
+/**
+ * amdgpu_device_ip_check_soft_reset - did soft reset succeed
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * The list of all the hardware IPs that make up the asic is walked and
+ * the check_soft_reset callbacks are run.  check_soft_reset determines
+ * if the asic is still hung or not.
+ * Returns true if any of the IPs are still in a hung state, false if not.
+ */
 static bool amdgpu_device_ip_check_soft_reset(struct amdgpu_device *adev)
 {
 	int i;
@@ -2400,6 +2750,17 @@ static bool amdgpu_device_ip_check_soft_reset(struct amdgpu_device *adev)
 	return asic_hang;
 }
 
+/**
+ * amdgpu_device_ip_pre_soft_reset - prepare for soft reset
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * The list of all the hardware IPs that make up the asic is walked and the
+ * pre_soft_reset callbacks are run if the block is hung.  pre_soft_reset
+ * handles any IP specific hardware or software state changes that are
+ * necessary for a soft reset to succeed.
+ * Returns 0 on success, negative error code on failure.
+ */
 static int amdgpu_device_ip_pre_soft_reset(struct amdgpu_device *adev)
 {
 	int i, r = 0;
@@ -2418,6 +2779,15 @@ static int amdgpu_device_ip_pre_soft_reset(struct amdgpu_device *adev)
 	return 0;
 }
 
+/**
+ * amdgpu_device_ip_need_full_reset - check if a full asic reset is needed
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Some hardware IPs cannot be soft reset.  If they are hung, a full gpu
+ * reset is necessary to recover.
+ * Returns true if a full asic reset is required, false if not.
+ */
 static bool amdgpu_device_ip_need_full_reset(struct amdgpu_device *adev)
 {
 	int i;
@@ -2439,6 +2809,17 @@ static bool amdgpu_device_ip_need_full_reset(struct amdgpu_device *adev)
 	return false;
 }
 
+/**
+ * amdgpu_device_ip_soft_reset - do a soft reset
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * The list of all the hardware IPs that make up the asic is walked and the
+ * soft_reset callbacks are run if the block is hung.  soft_reset handles any
+ * IP specific hardware or software state changes that are necessary to soft
+ * reset the IP.
+ * Returns 0 on success, negative error code on failure.
+ */
 static int amdgpu_device_ip_soft_reset(struct amdgpu_device *adev)
 {
 	int i, r = 0;
@@ -2457,6 +2838,17 @@ static int amdgpu_device_ip_soft_reset(struct amdgpu_device *adev)
 	return 0;
 }
 
+/**
+ * amdgpu_device_ip_post_soft_reset - clean up from soft reset
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * The list of all the hardware IPs that make up the asic is walked and the
+ * post_soft_reset callbacks are run if the asic was hung.  post_soft_reset
+ * handles any IP specific hardware or software state changes that are
+ * necessary after the IP has been soft reset.
+ * Returns 0 on success, negative error code on failure.
+ */
 static int amdgpu_device_ip_post_soft_reset(struct amdgpu_device *adev)
 {
 	int i, r = 0;
@@ -2474,6 +2866,19 @@ static int amdgpu_device_ip_post_soft_reset(struct amdgpu_device *adev)
 	return 0;
 }
 
+/**
+ * amdgpu_device_recover_vram_from_shadow - restore shadowed VRAM buffers
+ *
+ * @adev: amdgpu_device pointer
+ * @ring: amdgpu_ring for the engine handling the buffer operations
+ * @bo: amdgpu_bo buffer whose shadow is being restored
+ * @fence: dma_fence associated with the operation
+ *
+ * Restores the VRAM buffer contents from the shadow in GTT.  Used to
+ * restore things like GPUVM page tables after a GPU reset where
+ * the contents of VRAM might be lost.
+ * Returns 0 on success, negative error code on failure.
+ */
 static int amdgpu_device_recover_vram_from_shadow(struct amdgpu_device *adev,
 						  struct amdgpu_ring *ring,
 						  struct amdgpu_bo *bo,
@@ -2509,6 +2914,16 @@ err:
 	return r;
 }
 
+/**
+ * amdgpu_device_handle_vram_lost - Handle the loss of VRAM contents
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Restores the contents of VRAM buffers from the shadows in GTT.  Used to
+ * restore things like GPUVM page tables after a GPU reset where
+ * the contents of VRAM might be lost.
+ * Returns 0 on success, 1 on failure.
+ */
 static int amdgpu_device_handle_vram_lost(struct amdgpu_device *adev)
 {
 	struct amdgpu_ring *ring = adev->mman.buffer_funcs_ring;
@@ -2562,17 +2977,17 @@ static int amdgpu_device_handle_vram_lost(struct amdgpu_device *adev)
 	else
 		DRM_ERROR("recover vram bo from shadow failed\n");
 
-	return (r > 0?0:1);
+	return (r > 0) ? 0 : 1;
 }
 
-/*
+/**
  * amdgpu_device_reset - reset ASIC/GPU for bare-metal or passthrough
  *
  * @adev: amdgpu device pointer
  *
  * attempt to do soft-reset or full-reset and reinitialize Asic
  * return 0 means successed otherwise failed
-*/
+ */
 static int amdgpu_device_reset(struct amdgpu_device *adev)
 {
 	bool need_full_reset, vram_lost = 0;
@@ -2642,15 +3057,16 @@ out:
 	return r;
 }
 
-/*
+/**
  * amdgpu_device_reset_sriov - reset ASIC for SR-IOV vf
  *
  * @adev: amdgpu device pointer
  *
  * do VF FLR and reinitialize Asic
  * return 0 means successed otherwise failed
-*/
-static int amdgpu_device_reset_sriov(struct amdgpu_device *adev, bool from_hypervisor)
+ */
+static int amdgpu_device_reset_sriov(struct amdgpu_device *adev,
+				     bool from_hypervisor)
 {
 	int r;
 
@@ -2790,6 +3206,15 @@ int amdgpu_device_gpu_recover(struct amdgpu_device *adev,
 	return r;
 }
 
+/**
+ * amdgpu_device_get_pcie_info - fence pcie info about the PCIE slot
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Fetchs and stores in the driver the PCIE capabilities (gen speed
+ * and lanes) of the slot the device is in. Handles APUs and
+ * virtualized environments where PCIE config space may not be available.
+ */
 static void amdgpu_device_get_pcie_info(struct amdgpu_device *adev)
 {
 	u32 mask;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
index 2337d4bfd85c..7379aa5a6849 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
@@ -544,6 +544,12 @@ static const struct pci_device_id pciidlist[] = {
 	{0x1002, 0x6868, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
 	{0x1002, 0x686c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
 	{0x1002, 0x687f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
+	/* Vega 12 */
+	{0x1002, 0x69A0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA12},
+	{0x1002, 0x69A1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA12},
+	{0x1002, 0x69A2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA12},
+	{0x1002, 0x69A3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA12},
+	{0x1002, 0x69AF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA12},
 	/* Raven */
 	{0x1002, 0x15dd, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RAVEN|AMD_IS_APU},
 
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
index 008e1984b7e3..455a81e4c246 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
@@ -435,7 +435,9 @@ int amdgpu_fence_driver_init_ring(struct amdgpu_ring *ring,
 	if (ring->funcs->type != AMDGPU_RING_TYPE_KIQ) {
 		r = drm_sched_init(&ring->sched, &amdgpu_sched_ops,
 				   num_hw_submission, amdgpu_job_hang_limit,
-				   msecs_to_jiffies(amdgpu_lockup_timeout), ring->name);
+				   (ring->funcs->type == AMDGPU_RING_TYPE_COMPUTE) ?
+				   MAX_SCHEDULE_TIMEOUT : msecs_to_jiffies(amdgpu_lockup_timeout),
+				   ring->name);
 		if (r) {
 			DRM_ERROR("Failed to create scheduler on ring %s.\n",
 				  ring->name);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
index 46b9ea4e6103..28c2706e48d7 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
@@ -56,23 +56,11 @@ int amdgpu_gem_object_create(struct amdgpu_device *adev, unsigned long size,
 		alignment = PAGE_SIZE;
 	}
 
-retry:
 	r = amdgpu_bo_create(adev, size, alignment, initial_domain,
 			     flags, type, resv, &bo);
 	if (r) {
-		if (r != -ERESTARTSYS) {
-			if (flags & AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED) {
-				flags &= ~AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED;
-				goto retry;
-			}
-
-			if (initial_domain == AMDGPU_GEM_DOMAIN_VRAM) {
-				initial_domain |= AMDGPU_GEM_DOMAIN_GTT;
-				goto retry;
-			}
-			DRM_DEBUG("Failed to allocate GEM object (%ld, %d, %u, %d)\n",
-				  size, initial_domain, alignment, r);
-		}
+		DRM_DEBUG("Failed to allocate GEM object (%ld, %d, %u, %d)\n",
+			  size, initial_domain, alignment, r);
 		return r;
 	}
 	*obj = &bo->gem_base;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c
index 11dfe57bd8bb..3a5ca462abf0 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c
@@ -259,6 +259,7 @@ void amdgpu_irq_fini(struct amdgpu_device *adev)
 			}
 		}
 		kfree(adev->irq.client[i].sources);
+		adev->irq.client[i].sources = NULL;
 	}
 }
 
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index e851c66cbb5e..4b7824d30e73 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -190,6 +190,10 @@ static int amdgpu_firmware_info(struct drm_amdgpu_info_firmware *fw_info,
 		fw_info->ver = adev->uvd.fw_version;
 		fw_info->feature = 0;
 		break;
+	case AMDGPU_INFO_FW_VCN:
+		fw_info->ver = adev->vcn.fw_version;
+		fw_info->feature = 0;
+		break;
 	case AMDGPU_INFO_FW_GMC:
 		fw_info->ver = adev->gmc.fw_version;
 		fw_info->feature = 0;
@@ -1198,6 +1202,14 @@ static int amdgpu_debugfs_firmware_info(struct seq_file *m, void *data)
 			   i, fw_info.feature, fw_info.ver);
 	}
 
+	/* VCN */
+	query_fw.fw_type = AMDGPU_INFO_FW_VCN;
+	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
+	if (ret)
+		return ret;
+	seq_printf(m, "VCN feature version: %u, firmware version: 0x%08x\n",
+		   fw_info.feature, fw_info.ver);
+
 	return 0;
 }
 
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index 6d08cde8443c..fac4b6067efd 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -356,6 +356,7 @@ static int amdgpu_bo_do_create(struct amdgpu_device *adev, unsigned long size,
 	struct amdgpu_bo *bo;
 	unsigned long page_align;
 	size_t acc_size;
+	u32 domains;
 	int r;
 
 	page_align = roundup(byte_align, PAGE_SIZE) >> PAGE_SHIFT;
@@ -417,12 +418,23 @@ static int amdgpu_bo_do_create(struct amdgpu_device *adev, unsigned long size,
 #endif
 
 	bo->tbo.bdev = &adev->mman.bdev;
-	amdgpu_ttm_placement_from_domain(bo, domain);
-
+	domains = bo->preferred_domains;
+retry:
+	amdgpu_ttm_placement_from_domain(bo, domains);
 	r = ttm_bo_init_reserved(&adev->mman.bdev, &bo->tbo, size, type,
 				 &bo->placement, page_align, &ctx, acc_size,
 				 NULL, resv, &amdgpu_ttm_bo_destroy);
-	if (unlikely(r != 0))
+
+	if (unlikely(r && r != -ERESTARTSYS)) {
+		if (bo->flags & AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED) {
+			bo->flags &= ~AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED;
+			goto retry;
+		} else if (domains != bo->preferred_domains) {
+			domains = bo->allowed_domains;
+			goto retry;
+		}
+	}
+	if (unlikely(r))
 		return r;
 
 	if (adev->gmc.visible_vram_size < adev->gmc.real_vram_size &&
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c
index 1c9991738477..4b584cb75bf4 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c
@@ -132,6 +132,7 @@ static int amdgpu_gem_map_attach(struct dma_buf *dma_buf,
 {
 	struct drm_gem_object *obj = dma_buf->priv;
 	struct amdgpu_bo *bo = gem_to_amdgpu_bo(obj);
+	struct amdgpu_device *adev = amdgpu_ttm_adev(bo->tbo.bdev);
 	long r;
 
 	r = drm_gem_map_attach(dma_buf, target_dev, attach);
@@ -143,7 +144,7 @@ static int amdgpu_gem_map_attach(struct dma_buf *dma_buf,
 		goto error_detach;
 
 
-	if (dma_buf->ops != &amdgpu_dmabuf_ops) {
+	if (attach->dev->driver != adev->dev->driver) {
 		/*
 		 * Wait for all shared fences to complete before we switch to future
 		 * use of exclusive fence on this prime shared bo.
@@ -162,7 +163,7 @@ static int amdgpu_gem_map_attach(struct dma_buf *dma_buf,
 	if (r)
 		goto error_unreserve;
 
-	if (dma_buf->ops != &amdgpu_dmabuf_ops)
+	if (attach->dev->driver != adev->dev->driver)
 		bo->prime_shared_count++;
 
 error_unreserve:
@@ -179,6 +180,7 @@ static void amdgpu_gem_map_detach(struct dma_buf *dma_buf,
 {
 	struct drm_gem_object *obj = dma_buf->priv;
 	struct amdgpu_bo *bo = gem_to_amdgpu_bo(obj);
+	struct amdgpu_device *adev = amdgpu_ttm_adev(bo->tbo.bdev);
 	int ret = 0;
 
 	ret = amdgpu_bo_reserve(bo, true);
@@ -186,7 +188,7 @@ static void amdgpu_gem_map_detach(struct dma_buf *dma_buf,
 		goto error;
 
 	amdgpu_bo_unpin(bo);
-	if (dma_buf->ops != &amdgpu_dmabuf_ops && bo->prime_shared_count)
+	if (attach->dev->driver != adev->dev->driver && bo->prime_shared_count)
 		bo->prime_shared_count--;
 	amdgpu_bo_unreserve(bo);
 
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
index 9a75410cd576..19e71f4a8ac2 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
@@ -51,6 +51,7 @@ static int psp_sw_init(void *handle)
 
 	switch (adev->asic_type) {
 	case CHIP_VEGA10:
+	case CHIP_VEGA12:
 		psp_v3_1_set_psp_funcs(psp);
 		break;
 	case CHIP_RAVEN:
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index e28b73609fbc..205da3ff9cd0 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -2021,7 +2021,7 @@ static ssize_t amdgpu_iomem_read(struct file *f, char __user *buf,
 			return -EPERM;
 
 		ptr = kmap(p);
-		r = copy_to_user(buf, ptr, bytes);
+		r = copy_to_user(buf, ptr + off, bytes);
 		kunmap(p);
 		if (r)
 			return -EFAULT;
@@ -2065,7 +2065,7 @@ static ssize_t amdgpu_iomem_write(struct file *f, const char __user *buf,
 			return -EPERM;
 
 		ptr = kmap(p);
-		r = copy_from_user(ptr, buf, bytes);
+		r = copy_from_user(ptr + off, buf, bytes);
 		kunmap(p);
 		if (r)
 			return -EFAULT;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c
index 474f88fbafce..dd6f98921918 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c
@@ -271,6 +271,7 @@ amdgpu_ucode_get_load_type(struct amdgpu_device *adev, int load_type)
 			return AMDGPU_FW_LOAD_SMU;
 	case CHIP_VEGA10:
 	case CHIP_RAVEN:
+	case CHIP_VEGA12:
 		if (!load_type)
 			return AMDGPU_FW_LOAD_DIRECT;
 		else
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
index f3c459b7c0bb..627542b22ae4 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
@@ -68,6 +68,7 @@
 #define FIRMWARE_POLARIS12	"amdgpu/polaris12_uvd.bin"
 
 #define FIRMWARE_VEGA10		"amdgpu/vega10_uvd.bin"
+#define FIRMWARE_VEGA12		"amdgpu/vega12_uvd.bin"
 
 #define mmUVD_GPCOM_VCPU_DATA0_VEGA10 (0x03c4 + 0x7e00)
 #define mmUVD_GPCOM_VCPU_DATA1_VEGA10 (0x03c5 + 0x7e00)
@@ -110,6 +111,7 @@ MODULE_FIRMWARE(FIRMWARE_POLARIS11);
 MODULE_FIRMWARE(FIRMWARE_POLARIS12);
 
 MODULE_FIRMWARE(FIRMWARE_VEGA10);
+MODULE_FIRMWARE(FIRMWARE_VEGA12);
 
 static void amdgpu_uvd_idle_work_handler(struct work_struct *work);
 
@@ -161,11 +163,14 @@ int amdgpu_uvd_sw_init(struct amdgpu_device *adev)
 	case CHIP_POLARIS11:
 		fw_name = FIRMWARE_POLARIS11;
 		break;
+	case CHIP_POLARIS12:
+		fw_name = FIRMWARE_POLARIS12;
+		break;
 	case CHIP_VEGA10:
 		fw_name = FIRMWARE_VEGA10;
 		break;
-	case CHIP_POLARIS12:
-		fw_name = FIRMWARE_POLARIS12;
+	case CHIP_VEGA12:
+		fw_name = FIRMWARE_VEGA12;
 		break;
 	default:
 		return -EINVAL;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
index 9152478d7528..a33804bd3314 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
@@ -55,6 +55,7 @@
 #define FIRMWARE_POLARIS12         "amdgpu/polaris12_vce.bin"
 
 #define FIRMWARE_VEGA10		"amdgpu/vega10_vce.bin"
+#define FIRMWARE_VEGA12		"amdgpu/vega12_vce.bin"
 
 #ifdef CONFIG_DRM_AMDGPU_CIK
 MODULE_FIRMWARE(FIRMWARE_BONAIRE);
@@ -72,6 +73,7 @@ MODULE_FIRMWARE(FIRMWARE_POLARIS11);
 MODULE_FIRMWARE(FIRMWARE_POLARIS12);
 
 MODULE_FIRMWARE(FIRMWARE_VEGA10);
+MODULE_FIRMWARE(FIRMWARE_VEGA12);
 
 static void amdgpu_vce_idle_work_handler(struct work_struct *work);
 
@@ -127,11 +129,14 @@ int amdgpu_vce_sw_init(struct amdgpu_device *adev, unsigned long size)
 	case CHIP_POLARIS11:
 		fw_name = FIRMWARE_POLARIS11;
 		break;
+	case CHIP_POLARIS12:
+		fw_name = FIRMWARE_POLARIS12;
+		break;
 	case CHIP_VEGA10:
 		fw_name = FIRMWARE_VEGA10;
 		break;
-	case CHIP_POLARIS12:
-		fw_name = FIRMWARE_POLARIS12;
+	case CHIP_VEGA12:
+		fw_name = FIRMWARE_VEGA12;
 		break;
 
 	default:
diff --git a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c
index 98d1dd253596..47ef3e6e7178 100644
--- a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c
+++ b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c
@@ -6244,6 +6244,7 @@ static int ci_dpm_early_init(void *handle)
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 
 	adev->powerplay.pp_funcs = &ci_dpm_funcs;
+	adev->powerplay.pp_handle = adev;
 	ci_dpm_set_irq_funcs(adev);
 
 	return 0;
diff --git a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c
index 8201a0929ca2..b51f05dc9582 100644
--- a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c
+++ b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c
@@ -473,6 +473,7 @@ static int dce_virtual_hw_init(void *handle)
 		/* no DCE */
 		break;
 	case CHIP_VEGA10:
+	case CHIP_VEGA12:
 		break;
 	default:
 		DRM_ERROR("Virtual display unsupported ASIC type: 0x%X\n", adev->asic_type);
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
index d1d2c27156b2..1ae3de1094f9 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
@@ -57,6 +57,13 @@ MODULE_FIRMWARE("amdgpu/vega10_mec.bin");
 MODULE_FIRMWARE("amdgpu/vega10_mec2.bin");
 MODULE_FIRMWARE("amdgpu/vega10_rlc.bin");
 
+MODULE_FIRMWARE("amdgpu/vega12_ce.bin");
+MODULE_FIRMWARE("amdgpu/vega12_pfp.bin");
+MODULE_FIRMWARE("amdgpu/vega12_me.bin");
+MODULE_FIRMWARE("amdgpu/vega12_mec.bin");
+MODULE_FIRMWARE("amdgpu/vega12_mec2.bin");
+MODULE_FIRMWARE("amdgpu/vega12_rlc.bin");
+
 MODULE_FIRMWARE("amdgpu/raven_ce.bin");
 MODULE_FIRMWARE("amdgpu/raven_pfp.bin");
 MODULE_FIRMWARE("amdgpu/raven_me.bin");
@@ -144,7 +151,42 @@ static const struct soc15_reg_golden golden_settings_gc_9_x_common[] =
 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGRBM_CAM_DATA, 0xffffffff, 0x2544c382)
 };
 
+static const struct soc15_reg_golden golden_settings_gc_9_2_1[] =
+{
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmDB_DEBUG2, 0xf00fffff, 0x00000420),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_GPU_ID, 0x0000000f, 0x00000000),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_BINNER_EVENT_CNTL_3, 0x00000003, 0x82400024),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_ENHANCE, 0x3fffffff, 0x00000001),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_LINE_STIPPLE_STATE, 0x0000ff0f, 0x00000000),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSH_MEM_CONFIG, 0x00001000, 0x00001000),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSPI_RESOURCE_RESERVE_CU_0, 0x0007ffff, 0x00000800),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSPI_RESOURCE_RESERVE_CU_1, 0x0007ffff, 0x00000800),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSPI_RESOURCE_RESERVE_EN_CU_0, 0x01ffffff, 0x0000ff87),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSPI_RESOURCE_RESERVE_EN_CU_1, 0x01ffffff, 0x0000ff8f),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSQC_CONFIG, 0x03000000, 0x020a2000),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTA_CNTL_AUX, 0xfffffeef, 0x010b0000),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTCP_CHAN_STEER_HI, 0xffffffff, 0x4a2c0e68),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTCP_CHAN_STEER_LO, 0xffffffff, 0xb5d3f197),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmVGT_CACHE_INVALIDATION, 0x3fff3af3, 0x19200000),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmVGT_GS_MAX_WAVE_ID, 0x00000fff, 0x000003ff)
+};
+
+static const struct soc15_reg_golden golden_settings_gc_9_2_1_vg12[] =
+{
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_DCC_CONFIG, 0x00000080, 0x04000080),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_HW_CONTROL, 0xfffdf3cf, 0x00014104),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_HW_CONTROL_2, 0x0f000000, 0x0a000000),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_ADDR_CONFIG, 0xffff77ff, 0x24104041),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_ADDR_CONFIG_READ, 0xffff77ff, 0x24104041),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_ENHANCE_1, 0xffffffff, 0x04040000),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSPI_CONFIG_CNTL_1, 0xffff03ff, 0x01000107),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTCP_CHAN_STEER_HI, 0xffffffff, 0x00000000),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTCP_CHAN_STEER_LO, 0xffffffff, 0x76325410),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTD_CNTL, 0x01bd9f33, 0x01000000)
+};
+
 #define VEGA10_GB_ADDR_CONFIG_GOLDEN 0x2a114042
+#define VEGA12_GB_ADDR_CONFIG_GOLDEN 0x24104041
 #define RAVEN_GB_ADDR_CONFIG_GOLDEN 0x24000042
 
 static void gfx_v9_0_set_ring_funcs(struct amdgpu_device *adev);
@@ -168,6 +210,14 @@ static void gfx_v9_0_init_golden_registers(struct amdgpu_device *adev)
 						 golden_settings_gc_9_0_vg10,
 						 ARRAY_SIZE(golden_settings_gc_9_0_vg10));
 		break;
+	case CHIP_VEGA12:
+		soc15_program_register_sequence(adev,
+						golden_settings_gc_9_2_1,
+						ARRAY_SIZE(golden_settings_gc_9_2_1));
+		soc15_program_register_sequence(adev,
+						golden_settings_gc_9_2_1_vg12,
+						ARRAY_SIZE(golden_settings_gc_9_2_1_vg12));
+		break;
 	case CHIP_RAVEN:
 		soc15_program_register_sequence(adev,
 						 golden_settings_gc_9_1,
@@ -369,6 +419,9 @@ static int gfx_v9_0_init_microcode(struct amdgpu_device *adev)
 	case CHIP_VEGA10:
 		chip_name = "vega10";
 		break;
+	case CHIP_VEGA12:
+		chip_name = "vega12";
+		break;
 	case CHIP_RAVEN:
 		chip_name = "raven";
 		break;
@@ -968,6 +1021,15 @@ static void gfx_v9_0_gpu_early_init(struct amdgpu_device *adev)
 		adev->gfx.config.sc_earlyz_tile_fifo_size = 0x4C0;
 		gb_addr_config = VEGA10_GB_ADDR_CONFIG_GOLDEN;
 		break;
+	case CHIP_VEGA12:
+		adev->gfx.config.max_hw_contexts = 8;
+		adev->gfx.config.sc_prim_fifo_size_frontend = 0x20;
+		adev->gfx.config.sc_prim_fifo_size_backend = 0x100;
+		adev->gfx.config.sc_hiz_tile_fifo_size = 0x30;
+		adev->gfx.config.sc_earlyz_tile_fifo_size = 0x4C0;
+		gb_addr_config = VEGA12_GB_ADDR_CONFIG_GOLDEN;
+		DRM_INFO("fix gfx.config for vega12\n");
+		break;
 	case CHIP_RAVEN:
 		adev->gfx.config.max_hw_contexts = 8;
 		adev->gfx.config.sc_prim_fifo_size_frontend = 0x20;
@@ -1249,6 +1311,7 @@ static int gfx_v9_0_sw_init(void *handle)
 
 	switch (adev->asic_type) {
 	case CHIP_VEGA10:
+	case CHIP_VEGA12:
 	case CHIP_RAVEN:
 		adev->gfx.mec.num_mec = 2;
 		break;
@@ -3482,6 +3545,7 @@ static int gfx_v9_0_set_clockgating_state(void *handle,
 
 	switch (adev->asic_type) {
 	case CHIP_VEGA10:
+	case CHIP_VEGA12:
 	case CHIP_RAVEN:
 		gfx_v9_0_update_gfx_clock_gating(adev,
 						 state == AMD_CG_STATE_GATE ? true : false);
@@ -4453,6 +4517,7 @@ static void gfx_v9_0_set_rlc_funcs(struct amdgpu_device *adev)
 {
 	switch (adev->asic_type) {
 	case CHIP_VEGA10:
+	case CHIP_VEGA12:
 	case CHIP_RAVEN:
 		adev->gfx.rlc.funcs = &gfx_v9_0_rlc_funcs;
 		break;
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index a70cbc45c4c1..e687363900bb 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -791,6 +791,7 @@ static int gmc_v9_0_mc_init(struct amdgpu_device *adev)
 	if (amdgpu_gart_size == -1) {
 		switch (adev->asic_type) {
 		case CHIP_VEGA10:  /* all engines support GPUVM */
+		case CHIP_VEGA12:  /* all engines support GPUVM */
 		default:
 			adev->gmc.gart_size = 512ULL << 20;
 			break;
@@ -849,6 +850,7 @@ static int gmc_v9_0_sw_init(void *handle)
 		}
 		break;
 	case CHIP_VEGA10:
+	case CHIP_VEGA12:
 		/*
 		 * To fulfill 4-level page support,
 		 * vm size is 256TB (48bit), maximum size of Vega10,
@@ -965,6 +967,8 @@ static void gmc_v9_0_init_golden_registers(struct amdgpu_device *adev)
 						golden_settings_athub_1_0_0,
 						ARRAY_SIZE(golden_settings_athub_1_0_0));
 		break;
+	case CHIP_VEGA12:
+		break;
 	case CHIP_RAVEN:
 		soc15_program_register_sequence(adev,
 						golden_settings_athub_1_0_0,
diff --git a/drivers/gpu/drm/amd/amdgpu/kv_dpm.c b/drivers/gpu/drm/amd/amdgpu/kv_dpm.c
index 81babe026529..26ba984ab2b7 100644
--- a/drivers/gpu/drm/amd/amdgpu/kv_dpm.c
+++ b/drivers/gpu/drm/amd/amdgpu/kv_dpm.c
@@ -2963,6 +2963,7 @@ static int kv_dpm_early_init(void *handle)
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 
 	adev->powerplay.pp_funcs = &kv_dpm_funcs;
+	adev->powerplay.pp_handle = adev;
 	kv_dpm_set_irq_funcs(adev);
 
 	return 0;
diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c
index 3dd5816495a5..43f925773b57 100644
--- a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c
@@ -733,6 +733,7 @@ int mmhub_v1_0_set_clockgating(struct amdgpu_device *adev,
 
 	switch (adev->asic_type) {
 	case CHIP_VEGA10:
+	case CHIP_VEGA12:
 	case CHIP_RAVEN:
 		mmhub_v1_0_update_medium_grain_clock_gating(adev,
 				state == AMD_CG_STATE_GATE ? true : false);
diff --git a/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c b/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c
index 8fb933c62cf5..493348672475 100644
--- a/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c
+++ b/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c
@@ -129,7 +129,7 @@ static void xgpu_ai_mailbox_trans_msg (struct amdgpu_device *adev,
 		xgpu_ai_mailbox_set_valid(adev, false);
 		trn = xgpu_ai_peek_ack(adev);
 		if (trn) {
-			pr_err("trn=%x ACK should not asssert! wait again !\n", trn);
+			pr_err("trn=%x ACK should not assert! wait again !\n", trn);
 			msleep(1);
 		}
 	} while(trn);
diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v6_1.c b/drivers/gpu/drm/amd/amdgpu/nbio_v6_1.c
index 1cf34248dff4..6f9c54978cc1 100644
--- a/drivers/gpu/drm/amd/amdgpu/nbio_v6_1.c
+++ b/drivers/gpu/drm/amd/amdgpu/nbio_v6_1.c
@@ -220,12 +220,12 @@ static u32 nbio_v6_1_get_hdp_flush_done_offset(struct amdgpu_device *adev)
 
 static u32 nbio_v6_1_get_pcie_index_offset(struct amdgpu_device *adev)
 {
-	return SOC15_REG_OFFSET(NBIO, 0, mmPCIE_INDEX);
+	return SOC15_REG_OFFSET(NBIO, 0, mmPCIE_INDEX2);
 }
 
 static u32 nbio_v6_1_get_pcie_data_offset(struct amdgpu_device *adev)
 {
-	return SOC15_REG_OFFSET(NBIO, 0, mmPCIE_DATA);
+	return SOC15_REG_OFFSET(NBIO, 0, mmPCIE_DATA2);
 }
 
 static const struct nbio_hdp_flush_reg nbio_v6_1_hdp_flush_reg = {
diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c b/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c
index 690b9766d8ae..196e75def1f2 100644
--- a/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c
+++ b/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c
@@ -39,6 +39,8 @@
 
 MODULE_FIRMWARE("amdgpu/vega10_sos.bin");
 MODULE_FIRMWARE("amdgpu/vega10_asd.bin");
+MODULE_FIRMWARE("amdgpu/vega12_sos.bin");
+MODULE_FIRMWARE("amdgpu/vega12_asd.bin");
 
 #define smnMP1_FIRMWARE_FLAGS 0x3010028
 
@@ -107,6 +109,9 @@ static int psp_v3_1_init_microcode(struct psp_context *psp)
 	case CHIP_VEGA10:
 		chip_name = "vega10";
 		break;
+	case CHIP_VEGA12:
+		chip_name = "vega12";
+		break;
 	default: BUG();
 	}
 
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
index 9448c45d1b60..2a8184082cd1 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
@@ -40,6 +40,8 @@
 
 MODULE_FIRMWARE("amdgpu/vega10_sdma.bin");
 MODULE_FIRMWARE("amdgpu/vega10_sdma1.bin");
+MODULE_FIRMWARE("amdgpu/vega12_sdma.bin");
+MODULE_FIRMWARE("amdgpu/vega12_sdma1.bin");
 MODULE_FIRMWARE("amdgpu/raven_sdma.bin");
 
 #define SDMA0_POWER_CNTL__ON_OFF_CONDITION_HOLD_TIME_MASK  0x000000F8L
@@ -84,6 +86,13 @@ static const struct soc15_reg_golden golden_settings_sdma_vg10[] = {
 	SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_GB_ADDR_CONFIG_READ, 0x0018773f, 0x00104002)
 };
 
+static const struct soc15_reg_golden golden_settings_sdma_vg12[] = {
+	SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_GB_ADDR_CONFIG, 0x0018773f, 0x00104001),
+	SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_GB_ADDR_CONFIG_READ, 0x0018773f, 0x00104001),
+	SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_GB_ADDR_CONFIG, 0x0018773f, 0x00104001),
+	SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_GB_ADDR_CONFIG_READ, 0x0018773f, 0x00104001)
+};
+
 static const struct soc15_reg_golden golden_settings_sdma_4_1[] =
 {
 	SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_CHICKEN_BITS, 0xfe931f07, 0x02831d07),
@@ -122,6 +131,14 @@ static void sdma_v4_0_init_golden_registers(struct amdgpu_device *adev)
 						 golden_settings_sdma_vg10,
 						 ARRAY_SIZE(golden_settings_sdma_vg10));
 		break;
+	case CHIP_VEGA12:
+		soc15_program_register_sequence(adev,
+						golden_settings_sdma_4,
+						ARRAY_SIZE(golden_settings_sdma_4));
+		soc15_program_register_sequence(adev,
+						golden_settings_sdma_vg12,
+						ARRAY_SIZE(golden_settings_sdma_vg12));
+		break;
 	case CHIP_RAVEN:
 		soc15_program_register_sequence(adev,
 						 golden_settings_sdma_4_1,
@@ -162,6 +179,9 @@ static int sdma_v4_0_init_microcode(struct amdgpu_device *adev)
 	case CHIP_VEGA10:
 		chip_name = "vega10";
 		break;
+	case CHIP_VEGA12:
+		chip_name = "vega12";
+		break;
 	case CHIP_RAVEN:
 		chip_name = "raven";
 		break;
@@ -1489,6 +1509,7 @@ static int sdma_v4_0_set_clockgating_state(void *handle,
 
 	switch (adev->asic_type) {
 	case CHIP_VEGA10:
+	case CHIP_VEGA12:
 	case CHIP_RAVEN:
 		sdma_v4_0_update_medium_grain_clock_gating(adev,
 				state == AMD_CG_STATE_GATE ? true : false);
@@ -1618,7 +1639,7 @@ static void sdma_v4_0_set_irq_funcs(struct amdgpu_device *adev)
  * @dst_offset: dst GPU address
  * @byte_count: number of bytes to xfer
  *
- * Copy GPU buffers using the DMA engine (VEGA10).
+ * Copy GPU buffers using the DMA engine (VEGA10/12).
  * Used by the amdgpu ttm implementation to move pages if
  * registered as the asic copy callback.
  */
@@ -1645,7 +1666,7 @@ static void sdma_v4_0_emit_copy_buffer(struct amdgpu_ib *ib,
  * @dst_offset: dst GPU address
  * @byte_count: number of bytes to xfer
  *
- * Fill GPU buffers using the DMA engine (VEGA10).
+ * Fill GPU buffers using the DMA engine (VEGA10/12).
  */
 static void sdma_v4_0_emit_fill_buffer(struct amdgpu_ib *ib,
 				       uint32_t src_data,
diff --git a/drivers/gpu/drm/amd/amdgpu/si_dpm.c b/drivers/gpu/drm/amd/amdgpu/si_dpm.c
index 3bfcf0d257ab..672eaffac0a5 100644
--- a/drivers/gpu/drm/amd/amdgpu/si_dpm.c
+++ b/drivers/gpu/drm/amd/amdgpu/si_dpm.c
@@ -7917,6 +7917,7 @@ static int si_dpm_early_init(void *handle)
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 
 	adev->powerplay.pp_funcs = &si_dpm_funcs;
+	adev->powerplay.pp_handle = adev;
 	si_dpm_set_irq_funcs(adev);
 	return 0;
 }
diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c
index c6e857325b58..51cf8a30f6c2 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc15.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc15.c
@@ -508,6 +508,7 @@ int soc15_set_ip_blocks(struct amdgpu_device *adev)
 	/* Set IP register base before any HW register access */
 	switch (adev->asic_type) {
 	case CHIP_VEGA10:
+	case CHIP_VEGA12:
 	case CHIP_RAVEN:
 		vega10_reg_base_init(adev);
 		break;
@@ -527,6 +528,7 @@ int soc15_set_ip_blocks(struct amdgpu_device *adev)
 
 	switch (adev->asic_type) {
 	case CHIP_VEGA10:
+	case CHIP_VEGA12:
 		amdgpu_device_ip_block_add(adev, &vega10_common_ip_block);
 		amdgpu_device_ip_block_add(adev, &gmc_v9_0_ip_block);
 		amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block);
@@ -608,7 +610,6 @@ static const struct amdgpu_asic_funcs soc15_asic_funcs =
 
 static int soc15_common_early_init(void *handle)
 {
-	bool psp_enabled = false;
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 
 	adev->smc_rreg = NULL;
@@ -626,10 +627,6 @@ static int soc15_common_early_init(void *handle)
 
 	adev->asic_funcs = &soc15_asic_funcs;
 
-	if (amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_PSP) &&
-	    (amdgpu_ip_block_mask & (1 << AMD_IP_BLOCK_TYPE_PSP)))
-		psp_enabled = true;
-
 	adev->rev_id = soc15_get_rev_id(adev);
 	adev->external_rev_id = 0xFF;
 	switch (adev->asic_type) {
@@ -656,6 +653,28 @@ static int soc15_common_early_init(void *handle)
 		adev->pg_flags = 0;
 		adev->external_rev_id = 0x1;
 		break;
+	case CHIP_VEGA12:
+		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
+			AMD_CG_SUPPORT_GFX_MGLS |
+			AMD_CG_SUPPORT_GFX_CGCG |
+			AMD_CG_SUPPORT_GFX_CGLS |
+			AMD_CG_SUPPORT_GFX_3D_CGCG |
+			AMD_CG_SUPPORT_GFX_3D_CGLS |
+			AMD_CG_SUPPORT_GFX_CP_LS |
+			AMD_CG_SUPPORT_MC_LS |
+			AMD_CG_SUPPORT_MC_MGCG |
+			AMD_CG_SUPPORT_SDMA_MGCG |
+			AMD_CG_SUPPORT_SDMA_LS |
+			AMD_CG_SUPPORT_BIF_MGCG |
+			AMD_CG_SUPPORT_BIF_LS |
+			AMD_CG_SUPPORT_HDP_MGCG |
+			AMD_CG_SUPPORT_HDP_LS |
+			AMD_CG_SUPPORT_ROM_MGCG |
+			AMD_CG_SUPPORT_VCE_MGCG |
+			AMD_CG_SUPPORT_UVD_MGCG;
+		adev->pg_flags = 0;
+		adev->external_rev_id = adev->rev_id + 0x14;
+		break;
 	case CHIP_RAVEN:
 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
 			AMD_CG_SUPPORT_GFX_MGLS |
@@ -888,6 +907,7 @@ static int soc15_common_set_clockgating_state(void *handle,
 
 	switch (adev->asic_type) {
 	case CHIP_VEGA10:
+	case CHIP_VEGA12:
 		adev->nbio_funcs->update_medium_grain_clock_gating(adev,
 				state == AMD_CG_STATE_GATE ? true : false);
 		adev->nbio_funcs->update_medium_grain_light_sleep(adev,
diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c
index e7fb165cc9db..126f1276d347 100644
--- a/drivers/gpu/drm/amd/amdgpu/vi.c
+++ b/drivers/gpu/drm/amd/amdgpu/vi.c
@@ -896,7 +896,6 @@ static const struct amdgpu_asic_funcs vi_asic_funcs =
 
 static int vi_common_early_init(void *handle)
 {
-	bool smc_enabled = false;
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 
 	if (adev->flags & AMD_IS_APU) {
@@ -917,10 +916,6 @@ static int vi_common_early_init(void *handle)
 
 	adev->asic_funcs = &vi_asic_funcs;
 
-	if (amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_SMC) &&
-	    (amdgpu_ip_block_mask & (1 << AMD_IP_BLOCK_TYPE_SMC)))
-		smc_enabled = true;
-
 	adev->rev_id = vi_get_rev_id(adev);
 	adev->external_rev_id = 0xFF;
 	switch (adev->asic_type) {