Merge branch 'drm-next-4.18' of git://people.freedesktop.org/~agd5f/linux into drm-next

Last feature request for 4.18.  Mostly vega20 support.
- Vega20 support
- clock and powergating for VCN
- misc bug fixes

Signed-off-by: Dave Airlie <airlied@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180524152427.32713-1-alexander.deucher@amd.com

drivers/gpu/drm/amd/amdgpu/Makefile

@@ -62,11 +62,13 @@ amdgpu-$(CONFIG_DRM_AMDGPU_CIK)+= cik.o cik_ih.o kv_smc.o kv_dpm.o \
 amdgpu-$(CONFIG_DRM_AMDGPU_SI)+= si.o gmc_v6_0.o gfx_v6_0.o si_ih.o si_dma.o dce_v6_0.o si_dpm.o si_smc.o
 
 amdgpu-y += \
-	vi.o mxgpu_vi.o nbio_v6_1.o soc15.o emu_soc.o mxgpu_ai.o nbio_v7_0.o vega10_reg_init.o
+	vi.o mxgpu_vi.o nbio_v6_1.o soc15.o emu_soc.o mxgpu_ai.o nbio_v7_0.o vega10_reg_init.o \
+	vega20_reg_init.o
 
 # add DF block
 amdgpu-y += \
-	df_v1_7.o
+	df_v1_7.o \
+	df_v3_6.o
 
 # add GMC block
 amdgpu-y += \

drivers/gpu/drm/amd/amdgpu/amdgpu.h

@@ -1401,6 +1401,8 @@ struct amdgpu_df_funcs {
 						 bool enable);
 	void (*get_clockgating_state)(struct amdgpu_device *adev,
 				      u32 *flags);
+	void (*enable_ecc_force_par_wr_rmw)(struct amdgpu_device *adev,
+					    bool enable);
 };
 /* Define the HW IP blocks will be used in driver , add more if necessary */
 enum amd_hw_ip_block_type {

drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c

@@ -322,3 +322,47 @@ int amdgpu_atomfirmware_get_clock_info(struct amdgpu_device *adev)
 
 	return ret;
 }
+
+union gfx_info {
+	struct  atom_gfx_info_v2_4 v24;
+};
+
+int amdgpu_atomfirmware_get_gfx_info(struct amdgpu_device *adev)
+{
+	struct amdgpu_mode_info *mode_info = &adev->mode_info;
+	int index;
+	uint8_t frev, crev;
+	uint16_t data_offset;
+
+	index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1,
+					    gfx_info);
+	if (amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL,
+				   &frev, &crev, &data_offset)) {
+		union gfx_info *gfx_info = (union gfx_info *)
+			(mode_info->atom_context->bios + data_offset);
+		switch (crev) {
+		case 4:
+			adev->gfx.config.max_shader_engines = gfx_info->v24.gc_num_se;
+			adev->gfx.config.max_cu_per_sh = gfx_info->v24.gc_num_cu_per_sh;
+			adev->gfx.config.max_sh_per_se = gfx_info->v24.gc_num_sh_per_se;
+			adev->gfx.config.max_backends_per_se = gfx_info->v24.gc_num_rb_per_se;
+			adev->gfx.config.max_texture_channel_caches = gfx_info->v24.gc_num_tccs;
+			adev->gfx.config.max_gprs = le16_to_cpu(gfx_info->v24.gc_num_gprs);
+			adev->gfx.config.max_gs_threads = gfx_info->v24.gc_num_max_gs_thds;
+			adev->gfx.config.gs_vgt_table_depth = gfx_info->v24.gc_gs_table_depth;
+			adev->gfx.config.gs_prim_buffer_depth =
+				le16_to_cpu(gfx_info->v24.gc_gsprim_buff_depth);
+			adev->gfx.config.double_offchip_lds_buf =
+				gfx_info->v24.gc_double_offchip_lds_buffer;
+			adev->gfx.cu_info.wave_front_size = le16_to_cpu(gfx_info->v24.gc_wave_size);
+			adev->gfx.cu_info.max_waves_per_simd = le16_to_cpu(gfx_info->v24.gc_max_waves_per_simd);
+			adev->gfx.cu_info.max_scratch_slots_per_cu = gfx_info->v24.gc_max_scratch_slots_per_cu;
+			adev->gfx.cu_info.lds_size = le16_to_cpu(gfx_info->v24.gc_lds_size);
+			return 0;
+		default:
+			return -EINVAL;
+		}
+
+	}
+	return -EINVAL;
+}

drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h

@@ -30,5 +30,6 @@ int amdgpu_atomfirmware_allocate_fb_scratch(struct amdgpu_device *adev);
 int amdgpu_atomfirmware_get_vram_width(struct amdgpu_device *adev);
 int amdgpu_atomfirmware_get_vram_type(struct amdgpu_device *adev);
 int amdgpu_atomfirmware_get_clock_info(struct amdgpu_device *adev);
+int amdgpu_atomfirmware_get_gfx_info(struct amdgpu_device *adev);
 
 #endif

drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c

@@ -400,6 +400,9 @@ static int amdgpu_cgs_get_firmware_info(struct cgs_device *cgs_device,
 			case CHIP_VEGA12:
 				strcpy(fw_name, "amdgpu/vega12_smc.bin");
 				break;
+			case CHIP_VEGA20:
+				strcpy(fw_name, "amdgpu/vega20_smc.bin");
+				break;
 			default:
 				DRM_ERROR("SMC firmware not supported\n");
 				return -EINVAL;

drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c

@@ -173,9 +173,14 @@ static void amdgpu_ctx_do_release(struct kref *ref)
 
 	ctx = container_of(ref, struct amdgpu_ctx, refcount);
 
-	for (i = 0; i < ctx->adev->num_rings; i++)
+	for (i = 0; i < ctx->adev->num_rings; i++) {
+
+		if (ctx->adev->rings[i] == &ctx->adev->gfx.kiq.ring)
+			continue;
+
 		drm_sched_entity_fini(&ctx->adev->rings[i]->sched,
 			&ctx->rings[i].entity);
+	}
 
 	amdgpu_ctx_fini(ref);
 }
@@ -452,12 +457,17 @@ void amdgpu_ctx_mgr_entity_fini(struct amdgpu_ctx_mgr *mgr)
 		if (!ctx->adev)
 			return;
 
-		for (i = 0; i < ctx->adev->num_rings; i++)
+		for (i = 0; i < ctx->adev->num_rings; i++) {
+
+			if (ctx->adev->rings[i] == &ctx->adev->gfx.kiq.ring)
+				continue;
+
 			if (kref_read(&ctx->refcount) == 1)
 				drm_sched_entity_do_release(&ctx->adev->rings[i]->sched,
 						  &ctx->rings[i].entity);
 			else
 				DRM_ERROR("ctx %p is still alive\n", ctx);
+		}
 	}
 }
 
@@ -474,12 +484,17 @@ void amdgpu_ctx_mgr_entity_cleanup(struct amdgpu_ctx_mgr *mgr)
 		if (!ctx->adev)
 			return;
 
-		for (i = 0; i < ctx->adev->num_rings; i++)
+		for (i = 0; i < ctx->adev->num_rings; i++) {
+
+			if (ctx->adev->rings[i] == &ctx->adev->gfx.kiq.ring)
+				continue;
+
 			if (kref_read(&ctx->refcount) == 1)
 				drm_sched_entity_cleanup(&ctx->adev->rings[i]->sched,
 					&ctx->rings[i].entity);
 			else
 				DRM_ERROR("ctx %p is still alive\n", ctx);
+		}
 	}
 }
 

drivers/gpu/drm/amd/amdgpu/amdgpu_device.c

@@ -86,6 +86,7 @@ static const char *amdgpu_asic_name[] = {
 	"VEGAM",
 	"VEGA10",
 	"VEGA12",
+	"VEGA20",
 	"RAVEN",
 	"LAST",
 };
@@ -1387,6 +1388,7 @@ static int amdgpu_device_parse_gpu_info_fw(struct amdgpu_device *adev)
 	case CHIP_KABINI:
 	case CHIP_MULLINS:
 #endif
+	case CHIP_VEGA20:
 	default:
 		return 0;
 	case CHIP_VEGA10:
@@ -1521,6 +1523,7 @@ static int amdgpu_device_ip_early_init(struct amdgpu_device *adev)
 #endif
 	case CHIP_VEGA10:
 	case CHIP_VEGA12:
+	case CHIP_VEGA20:
 	case CHIP_RAVEN:
 		if (adev->asic_type == CHIP_RAVEN)
 			adev->family = AMDGPU_FAMILY_RV;
@@ -1715,6 +1718,7 @@ static int amdgpu_device_ip_late_set_cg_state(struct amdgpu_device *adev)
 		/* skip CG for VCE/UVD, it's handled specially */
 		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_VCN &&
 		    adev->ip_blocks[i].version->funcs->set_clockgating_state) {
 			/* enable clockgating to save power */
 			r = adev->ip_blocks[i].version->funcs->set_clockgating_state((void *)adev,
@@ -1814,6 +1818,7 @@ static int amdgpu_device_ip_fini(struct amdgpu_device *adev)
 
 		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_VCN &&
 			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,
@@ -2155,6 +2160,7 @@ bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type)
 	case CHIP_FIJI:
 	case CHIP_VEGA10:
 	case CHIP_VEGA12:
+	case CHIP_VEGA20:
 #if defined(CONFIG_DRM_AMD_DC_DCN1_0)
 	case CHIP_RAVEN:
 #endif
@@ -3172,7 +3178,6 @@ error:
 int amdgpu_device_gpu_recover(struct amdgpu_device *adev,
 			      struct amdgpu_job *job, bool force)
 {
-	struct drm_atomic_state *state = NULL;
 	int i, r, resched;
 
 	if (!force && !amdgpu_device_ip_check_soft_reset(adev)) {
@@ -3195,10 +3200,6 @@ int amdgpu_device_gpu_recover(struct amdgpu_device *adev,
 	/* block TTM */
 	resched = ttm_bo_lock_delayed_workqueue(&adev->mman.bdev);
 
-	/* store modesetting */
-	if (amdgpu_device_has_dc_support(adev))
-		state = drm_atomic_helper_suspend(adev->ddev);
-
 	/* block all schedulers and reset given job's ring */
 	for (i = 0; i < AMDGPU_MAX_RINGS; ++i) {
 		struct amdgpu_ring *ring = adev->rings[i];
@@ -3238,10 +3239,7 @@ int amdgpu_device_gpu_recover(struct amdgpu_device *adev,
 		kthread_unpark(ring->sched.thread);
 	}
 
-	if (amdgpu_device_has_dc_support(adev)) {
-		if (drm_atomic_helper_resume(adev->ddev, state))
-			dev_info(adev->dev, "drm resume failed:%d\n", r);
-	} else {
+	if (!amdgpu_device_has_dc_support(adev)) {
 		drm_helper_resume_force_mode(adev->ddev);
 	}
 

drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c

@@ -560,6 +560,13 @@ static const struct pci_device_id pciidlist[] = {
 	{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},
+	/* Vega 20 */
+	{0x1002, 0x66A0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20|AMD_EXP_HW_SUPPORT},
+	{0x1002, 0x66A1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20|AMD_EXP_HW_SUPPORT},
+	{0x1002, 0x66A2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20|AMD_EXP_HW_SUPPORT},
+	{0x1002, 0x66A3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20|AMD_EXP_HW_SUPPORT},
+	{0x1002, 0x66A7, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20|AMD_EXP_HW_SUPPORT},
+	{0x1002, 0x66AF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20|AMD_EXP_HW_SUPPORT},
 	/* Raven */
 	{0x1002, 0x15dd, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RAVEN|AMD_IS_APU},
 

drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c

@@ -376,14 +376,14 @@ int amdgpu_fence_driver_start_ring(struct amdgpu_ring *ring,
 	struct amdgpu_device *adev = ring->adev;
 	uint64_t index;
 
-	if (ring != &adev->uvd.ring) {
+	if (ring != &adev->uvd.inst[ring->me].ring) {
 		ring->fence_drv.cpu_addr = &adev->wb.wb[ring->fence_offs];
 		ring->fence_drv.gpu_addr = adev->wb.gpu_addr + (ring->fence_offs * 4);
 	} else {
 		/* put fence directly behind firmware */
 		index = ALIGN(adev->uvd.fw->size, 8);
-		ring->fence_drv.cpu_addr = adev->uvd.cpu_addr + index;
-		ring->fence_drv.gpu_addr = adev->uvd.gpu_addr + index;
+		ring->fence_drv.cpu_addr = adev->uvd.inst[ring->me].cpu_addr + index;
+		ring->fence_drv.gpu_addr = adev->uvd.inst[ring->me].gpu_addr + index;
 	}
 	amdgpu_fence_write(ring, atomic_read(&ring->fence_drv.last_seq));
 	amdgpu_irq_get(adev, irq_src, irq_type);

drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c

@@ -286,7 +286,7 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file
 	struct drm_crtc *crtc;
 	uint32_t ui32 = 0;
 	uint64_t ui64 = 0;
-	int i, found;
+	int i, j, found;
 	int ui32_size = sizeof(ui32);
 
 	if (!info->return_size || !info->return_pointer)
@@ -348,7 +348,8 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file
 			break;
 		case AMDGPU_HW_IP_UVD:
 			type = AMD_IP_BLOCK_TYPE_UVD;
-			ring_mask = adev->uvd.ring.ready ? 1 : 0;
+			for (i = 0; i < adev->uvd.num_uvd_inst; i++)
+				ring_mask |= ((adev->uvd.inst[i].ring.ready ? 1 : 0) << i);
 			ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
 			ib_size_alignment = 16;
 			break;
@@ -361,8 +362,11 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file
 			break;
 		case AMDGPU_HW_IP_UVD_ENC:
 			type = AMD_IP_BLOCK_TYPE_UVD;
-			for (i = 0; i < adev->uvd.num_enc_rings; i++)
-				ring_mask |= ((adev->uvd.ring_enc[i].ready ? 1 : 0) << i);
+			for (i = 0; i < adev->uvd.num_uvd_inst; i++)
+				for (j = 0; j < adev->uvd.num_enc_rings; j++)
+					ring_mask |=
+					((adev->uvd.inst[i].ring_enc[j].ready ? 1 : 0) <<
+					(j + i * adev->uvd.num_enc_rings));
 			ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
 			ib_size_alignment = 1;
 			break;

drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c

@@ -52,6 +52,7 @@ static int psp_sw_init(void *handle)
 	switch (adev->asic_type) {
 	case CHIP_VEGA10:
 	case CHIP_VEGA12:
+	case CHIP_VEGA20:
 		psp_v3_1_set_psp_funcs(psp);
 		break;
 	case CHIP_RAVEN:

drivers/gpu/drm/amd/amdgpu/amdgpu_queue_mgr.c

@@ -66,6 +66,8 @@ static int amdgpu_identity_map(struct amdgpu_device *adev,
 			       u32 ring,
 			       struct amdgpu_ring **out_ring)
 {
+	u32 instance;
+
 	switch (mapper->hw_ip) {
 	case AMDGPU_HW_IP_GFX:
 		*out_ring = &adev->gfx.gfx_ring[ring];
@@ -77,13 +79,16 @@ static int amdgpu_identity_map(struct amdgpu_device *adev,
 		*out_ring = &adev->sdma.instance[ring].ring;
 		break;
 	case AMDGPU_HW_IP_UVD:
-		*out_ring = &adev->uvd.ring;
+		instance = ring;
+		*out_ring = &adev->uvd.inst[instance].ring;
 		break;
 	case AMDGPU_HW_IP_VCE:
 		*out_ring = &adev->vce.ring[ring];
 		break;
 	case AMDGPU_HW_IP_UVD_ENC:
-		*out_ring = &adev->uvd.ring_enc[ring];
+		instance = ring / adev->uvd.num_enc_rings;
+		*out_ring =
+		&adev->uvd.inst[instance].ring_enc[ring%adev->uvd.num_enc_rings];
 		break;
 	case AMDGPU_HW_IP_VCN_DEC:
 		*out_ring = &adev->vcn.ring_dec;
@@ -240,13 +245,14 @@ int amdgpu_queue_mgr_map(struct amdgpu_device *adev,
 		ip_num_rings = adev->sdma.num_instances;
 		break;
 	case AMDGPU_HW_IP_UVD:
-		ip_num_rings = 1;
+		ip_num_rings = adev->uvd.num_uvd_inst;
 		break;
 	case AMDGPU_HW_IP_VCE:
 		ip_num_rings = adev->vce.num_rings;
 		break;
 	case AMDGPU_HW_IP_UVD_ENC:
-		ip_num_rings = adev->uvd.num_enc_rings;
+		ip_num_rings =
+			adev->uvd.num_enc_rings * adev->uvd.num_uvd_inst;
 		break;
 	case AMDGPU_HW_IP_VCN_DEC:
 		ip_num_rings = 1;

drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c

@@ -362,6 +362,7 @@ void amdgpu_ring_fini(struct amdgpu_ring *ring)
 
 	dma_fence_put(ring->vmid_wait);
 	ring->vmid_wait = NULL;
+	ring->me = 0;
 
 	ring->adev->rings[ring->idx] = NULL;
 }

drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h

@@ -29,7 +29,7 @@
 #include <drm/drm_print.h>
 
 /* max number of rings */
-#define AMDGPU_MAX_RINGS		18
+#define AMDGPU_MAX_RINGS		21
 #define AMDGPU_MAX_GFX_RINGS		1
 #define AMDGPU_MAX_COMPUTE_RINGS	8
 #define AMDGPU_MAX_VCE_RINGS		3

drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c

@@ -63,16 +63,44 @@ static void amdgpu_ttm_debugfs_fini(struct amdgpu_device *adev);
 /*
  * Global memory.
  */
+
+/**
+ * amdgpu_ttm_mem_global_init - Initialize and acquire reference to
+ * memory object
+ *
+ * @ref: Object for initialization.
+ *
+ * This is called by drm_global_item_ref() when an object is being
+ * initialized.
+ */
 static int amdgpu_ttm_mem_global_init(struct drm_global_reference *ref)
 {
 	return ttm_mem_global_init(ref->object);
 }
 
+/**
+ * amdgpu_ttm_mem_global_release - Drop reference to a memory object
+ *
+ * @ref: Object being removed
+ *
+ * This is called by drm_global_item_unref() when an object is being
+ * released.
+ */
 static void amdgpu_ttm_mem_global_release(struct drm_global_reference *ref)
 {
 	ttm_mem_global_release(ref->object);
 }
 
+/**
+ * amdgpu_ttm_global_init - Initialize global TTM memory reference
+ * 							structures.
+ *
+ * @adev:  	AMDGPU device for which the global structures need to be
+ *			registered.
+ *
+ * This is called as part of the AMDGPU ttm init from amdgpu_ttm_init()
+ * during bring up.
+ */
 static int amdgpu_ttm_global_init(struct amdgpu_device *adev)
 {
 	struct drm_global_reference *global_ref;
@@ -80,7 +108,9 @@ static int amdgpu_ttm_global_init(struct amdgpu_device *adev)
 	struct drm_sched_rq *rq;
 	int r;
 
+	/* ensure reference is false in case init fails */
 	adev->mman.mem_global_referenced = false;
+
 	global_ref = &adev->mman.mem_global_ref;
 	global_ref->global_type = DRM_GLOBAL_TTM_MEM;
 	global_ref->size = sizeof(struct ttm_mem_global);
@@ -146,6 +176,18 @@ static int amdgpu_invalidate_caches(struct ttm_bo_device *bdev, uint32_t flags)
 	return 0;
 }
 
+/**
+ * amdgpu_init_mem_type - 	Initialize a memory manager for a specific
+ * 							type of memory request.
+ *
+ * @bdev:	The TTM BO device object (contains a reference to
+ * 			amdgpu_device)
+ * @type:	The type of memory requested
+ * @man:
+ *
+ * This is called by ttm_bo_init_mm() when a buffer object is being
+ * initialized.
+ */
 static int amdgpu_init_mem_type(struct ttm_bo_device *bdev, uint32_t type,
 				struct ttm_mem_type_manager *man)
 {
@@ -161,6 +203,7 @@ static int amdgpu_init_mem_type(struct ttm_bo_device *bdev, uint32_t type,
 		man->default_caching = TTM_PL_FLAG_CACHED;
 		break;
 	case TTM_PL_TT:
+		/* GTT memory  */
 		man->func = &amdgpu_gtt_mgr_func;
 		man->gpu_offset = adev->gmc.gart_start;
 		man->available_caching = TTM_PL_MASK_CACHING;
@@ -193,6 +236,14 @@ static int amdgpu_init_mem_type(struct ttm_bo_device *bdev, uint32_t type,
 	return 0;
 }
 
+/**
+ * amdgpu_evict_flags - Compute placement flags
+ *
+ * @bo: The buffer object to evict
+ * @placement: Possible destination(s) for evicted BO
+ *
+ * Fill in placement data when ttm_bo_evict() is called
+ */
 static void amdgpu_evict_flags(struct ttm_buffer_object *bo,
 				struct ttm_placement *placement)
 {
@@ -204,12 +255,14 @@ static void amdgpu_evict_flags(struct ttm_buffer_object *bo,
 		.flags = TTM_PL_MASK_CACHING | TTM_PL_FLAG_SYSTEM
 	};
 
+	/* Don't handle scatter gather BOs */
 	if (bo->type == ttm_bo_type_sg) {
 		placement->num_placement = 0;
 		placement->num_busy_placement = 0;
 		return;
 	}
 
+	/* Object isn't an AMDGPU object so ignore */
 	if (!amdgpu_ttm_bo_is_amdgpu_bo(bo)) {
 		placement->placement = &placements;
 		placement->busy_placement = &placements;
@@ -217,10 +270,12 @@ static void amdgpu_evict_flags(struct ttm_buffer_object *bo,
 		placement->num_busy_placement = 1;
 		return;
 	}
+
 	abo = ttm_to_amdgpu_bo(bo);
 	switch (bo->mem.mem_type) {
 	case TTM_PL_VRAM:
 		if (!adev->mman.buffer_funcs_enabled) {
+			/* Move to system memory */
 			amdgpu_ttm_placement_from_domain(abo, AMDGPU_GEM_DOMAIN_CPU);
 		} else if (adev->gmc.visible_vram_size < adev->gmc.real_vram_size &&
 			   !(abo->flags & AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED) &&
@@ -238,6 +293,7 @@ static void amdgpu_evict_flags(struct ttm_buffer_object *bo,
 			abo->placement.busy_placement = &abo->placements[1];
 			abo->placement.num_busy_placement = 1;
 		} else {
+			/* Move to GTT memory */
 			amdgpu_ttm_placement_from_domain(abo, AMDGPU_GEM_DOMAIN_GTT);
 		}
 		break;
@@ -248,6 +304,15 @@ static void amdgpu_evict_flags(struct ttm_buffer_object *bo,
 	*placement = abo->placement;
 }
 
+/**
+ * amdgpu_verify_access - Verify access for a mmap call
+ *
+ * @bo:		The buffer object to map
+ * @filp:	The file pointer from the process performing the mmap
+ *
+ * This is called by ttm_bo_mmap() to verify whether a process
+ * has the right to mmap a BO to their process space.
+ */
 static int amdgpu_verify_access(struct ttm_buffer_object *bo, struct file *filp)
 {
 	struct amdgpu_bo *abo = ttm_to_amdgpu_bo(bo);
@@ -265,6 +330,15 @@ static int amdgpu_verify_access(struct ttm_buffer_object *bo, struct file *filp)
 					  filp->private_data);
 }
 
+/**
+ * amdgpu_move_null - Register memory for a buffer object
+ *
+ * @bo:			The bo to assign the memory to
+ * @new_mem:	The memory to be assigned.
+ *
+ * Assign the memory from new_mem to the memory of the buffer object
+ * bo.
+ */
 static void amdgpu_move_null(struct ttm_buffer_object *bo,
 			     struct ttm_mem_reg *new_mem)
 {
@@ -275,6 +349,10 @@ static void amdgpu_move_null(struct ttm_buffer_object *bo,
 	new_mem->mm_node = NULL;
 }
 
+/**
+ * amdgpu_mm_node_addr -	Compute the GPU relative offset of a GTT
+ * 							buffer.
+ */
 static uint64_t amdgpu_mm_node_addr(struct ttm_buffer_object *bo,
 				    struct drm_mm_node *mm_node,
 				    struct ttm_mem_reg *mem)
@@ -289,9 +367,10 @@ static uint64_t amdgpu_mm_node_addr(struct ttm_buffer_object *bo,
 }
 
 /**
- * amdgpu_find_mm_node - Helper function finds the drm_mm_node
- *  corresponding to @offset. It also modifies the offset to be
- *  within the drm_mm_node returned
+ * amdgpu_find_mm_node -	Helper function finds the drm_mm_node
+ *  						corresponding to @offset. It also modifies
+ * 							the offset to be within the drm_mm_node
+ * 							returned
  */
 static struct drm_mm_node *amdgpu_find_mm_node(struct ttm_mem_reg *mem,
 					       unsigned long *offset)
@@ -430,7 +509,12 @@ error:
 	return r;
 }
 
-
+/**
+ * amdgpu_move_blit - Copy an entire buffer to another buffer
+ *
+ * This is a helper called by amdgpu_bo_move() and
+ * amdgpu_move_vram_ram() to help move buffers to and from VRAM.
+ */
 static int amdgpu_move_blit(struct ttm_buffer_object *bo,
 			    bool evict, bool no_wait_gpu,
 			    struct ttm_mem_reg *new_mem,
@@ -465,6 +549,11 @@ error:
 	return r;
 }
 
+/**
+ * amdgpu_move_vram_ram - Copy VRAM buffer to RAM buffer
+ *
+ * Called by amdgpu_bo_move().
+ */
 static int amdgpu_move_vram_ram(struct ttm_buffer_object *bo, bool evict,
 				struct ttm_operation_ctx *ctx,
 				struct ttm_mem_reg *new_mem)
@@ -477,6 +566,8 @@ static int amdgpu_move_vram_ram(struct ttm_buffer_object *bo, bool evict,
 	int r;
 
 	adev = amdgpu_ttm_adev(bo->bdev);
+
+	/* create space/pages for new_mem in GTT space */
 	tmp_mem = *new_mem;
 	tmp_mem.mm_node = NULL;
 	placement.num_placement = 1;
@@ -491,25 +582,36 @@ static int amdgpu_move_vram_ram(struct ttm_buffer_object *bo, bool evict,
 		return r;
 	}
 
+	/* set caching flags */
 	r = ttm_tt_set_placement_caching(bo->ttm, tmp_mem.placement);
 	if (unlikely(r)) {
 		goto out_cleanup;
 	}
 
+	/* Bind the memory to the GTT space */
 	r = ttm_tt_bind(bo->ttm, &tmp_mem, ctx);
 	if (unlikely(r)) {
 		goto out_cleanup;
 	}
+
+	/* blit VRAM to GTT */
 	r = amdgpu_move_blit(bo, true, ctx->no_wait_gpu, &tmp_mem, old_mem);
 	if (unlikely(r)) {
 		goto out_cleanup;
 	}
+
+	/* move BO (in tmp_mem) to new_mem */
 	r = ttm_bo_move_ttm(bo, ctx, new_mem);
 out_cleanup:
 	ttm_bo_mem_put(bo, &tmp_mem);
 	return r;
 }
 
+/**
+ * amdgpu_move_ram_vram - Copy buffer from RAM to VRAM
+ *
+ * Called by amdgpu_bo_move().
+ */
 static int amdgpu_move_ram_vram(struct ttm_buffer_object *bo, bool evict,
 				struct ttm_operation_ctx *ctx,
 				struct ttm_mem_reg *new_mem)
@@ -522,6 +624,8 @@ static int amdgpu_move_ram_vram(struct ttm_buffer_object *bo, bool evict,
 	int r;
 
 	adev = amdgpu_ttm_adev(bo->bdev);
+
+	/* make space in GTT for old_mem buffer */
 	tmp_mem = *new_mem;
 	tmp_mem.mm_node = NULL;
 	placement.num_placement = 1;
@@ -535,10 +639,14 @@ static int amdgpu_move_ram_vram(struct ttm_buffer_object *bo, bool evict,
 	if (unlikely(r)) {
 		return r;
 	}
+
+	/* move/bind old memory to GTT space */
 	r = ttm_bo_move_ttm(bo, ctx, &tmp_mem);
 	if (unlikely(r)) {
 		goto out_cleanup;
 	}
+
+	/* copy to VRAM */
 	r = amdgpu_move_blit(bo, true, ctx->no_wait_gpu, new_mem, old_mem);
 	if (unlikely(r)) {
 		goto out_cleanup;
@@ -548,6 +656,11 @@ out_cleanup:
 	return r;
 }
 
+/**
+ * amdgpu_bo_move - Move a buffer object to a new memory location
+ *
+ * Called by ttm_bo_handle_move_mem()
+ */
 static int amdgpu_bo_move(struct ttm_buffer_object *bo, bool evict,
 			  struct ttm_operation_ctx *ctx,
 			  struct ttm_mem_reg *new_mem)
@@ -613,6 +726,11 @@ memcpy:
 	return 0;
 }
 
+/**
+ * amdgpu_ttm_io_mem_reserve - Reserve a block of memory during a fault
+ *
+ * Called by ttm_mem_io_reserve() ultimately via ttm_bo_vm_fault()
+ */
 static int amdgpu_ttm_io_mem_reserve(struct ttm_bo_device *bdev, struct ttm_mem_reg *mem)
 {
 	struct ttm_mem_type_manager *man = &bdev->man[mem->mem_type];
@@ -690,6 +808,14 @@ struct amdgpu_ttm_tt {
 	uint32_t		last_set_pages;
 };
 
+/**
+ * amdgpu_ttm_tt_get_user_pages - 	Pin pages of memory pointed to
+ * 									by a USERPTR pointer to memory
+ *
+ * Called by amdgpu_gem_userptr_ioctl() and amdgpu_cs_parser_bos().
+ * This provides a wrapper around the get_user_pages() call to provide
+ * device accessible pages that back user memory.
+ */
 int amdgpu_ttm_tt_get_user_pages(struct ttm_tt *ttm, struct page **pages)
 {
 	struct amdgpu_ttm_tt *gtt = (void *)ttm;
@@ -719,6 +845,7 @@ int amdgpu_ttm_tt_get_user_pages(struct ttm_tt *ttm, struct page **pages)
 		}
 	}
 
+	/* loop enough times using contiguous pages of memory */
 	do {
 		unsigned num_pages = ttm->num_pages - pinned;
 		uint64_t userptr = gtt->userptr + pinned * PAGE_SIZE;
@@ -757,6 +884,14 @@ release_pages:
 	return r;
 }
 
+/**
+ * amdgpu_ttm_tt_set_user_pages - 	Copy pages in, putting old pages
+ * 									as necessary.
+ *
+ * Called by amdgpu_cs_list_validate().  This creates the page list
+ * that backs user memory and will ultimately be mapped into the device
+ * address space.
+ */
 void amdgpu_ttm_tt_set_user_pages(struct ttm_tt *ttm, struct page **pages)
 {
 	struct amdgpu_ttm_tt *gtt = (void *)ttm;
@@ -771,6 +906,11 @@ void amdgpu_ttm_tt_set_user_pages(struct ttm_tt *ttm, struct page **pages)
 	}
 }
 
+/**
+ * amdgpu_ttm_tt_mark_user_page - Mark pages as dirty
+ *
+ * Called while unpinning userptr pages
+ */
 void amdgpu_ttm_tt_mark_user_pages(struct ttm_tt *ttm)
 {
 	struct amdgpu_ttm_tt *gtt = (void *)ttm;
@@ -789,7 +929,12 @@ void amdgpu_ttm_tt_mark_user_pages(struct ttm_tt *ttm)
 	}
 }
 
-/* prepare the sg table with the user pages */
+/**
+ * amdgpu_ttm_tt_pin_userptr - 	prepare the sg table with the
+ * 								user pages
+ *
+ * Called by amdgpu_ttm_backend_bind()
+ **/
 static int amdgpu_ttm_tt_pin_userptr(struct ttm_tt *ttm)
 {
 	struct amdgpu_device *adev = amdgpu_ttm_adev(ttm->bdev);
@@ -801,17 +946,20 @@ static int amdgpu_ttm_tt_pin_userptr(struct ttm_tt *ttm)
 	enum dma_data_direction direction = write ?
 		DMA_BIDIRECTIONAL : DMA_TO_DEVICE;
 
+	/* Allocate an SG array and squash pages into it */
 	r = sg_alloc_table_from_pages(ttm->sg, ttm->pages, ttm->num_pages, 0,
 				      ttm->num_pages << PAGE_SHIFT,
 				      GFP_KERNEL);
 	if (r)
 		goto release_sg;
 
+	/* Map SG to device */
 	r = -ENOMEM;
 	nents = dma_map_sg(adev->dev, ttm->sg->sgl, ttm->sg->nents, direction);
 	if (nents != ttm->sg->nents)
 		goto release_sg;
 
+	/* convert SG to linear array of pages and dma addresses */
 	drm_prime_sg_to_page_addr_arrays(ttm->sg, ttm->pages,
 					 gtt->ttm.dma_address, ttm->num_pages);
 
@@ -822,6 +970,9 @@ release_sg:
 	return r;
 }
 
+/**
+ * amdgpu_ttm_tt_unpin_userptr - Unpin and unmap userptr pages
+ */
 static void amdgpu_ttm_tt_unpin_userptr(struct ttm_tt *ttm)
 {
 	struct amdgpu_device *adev = amdgpu_ttm_adev(ttm->bdev);
@@ -835,9 +986,10 @@ static void amdgpu_ttm_tt_unpin_userptr(struct ttm_tt *ttm)
 	if (!ttm->sg->sgl)
 		return;
 
-	/* free the sg table and pages again */
+	/* unmap the pages mapped to the device */
 	dma_unmap_sg(adev->dev, ttm->sg->sgl, ttm->sg->nents, direction);
 
+	/* mark the pages as dirty */
 	amdgpu_ttm_tt_mark_user_pages(ttm);
 
 	sg_free_table(ttm->sg);
@@ -882,6 +1034,12 @@ gart_bind_fail:
 	return r;
 }
 
+/**
+ * amdgpu_ttm_backend_bind - Bind GTT memory
+ *
+ * Called by ttm_tt_bind() on behalf of ttm_bo_handle_move_mem().
+ * This handles binding GTT memory to the device address space.
+ */
 static int amdgpu_ttm_backend_bind(struct ttm_tt *ttm,
 				   struct ttm_mem_reg *bo_mem)
 {
@@ -912,7 +1070,10 @@ static int amdgpu_ttm_backend_bind(struct ttm_tt *ttm,
 		return 0;
 	}
 
+	/* compute PTE flags relevant to this BO memory */
 	flags = amdgpu_ttm_tt_pte_flags(adev, ttm, bo_mem);
+
+	/* bind pages into GART page tables */
 	gtt->offset = (u64)bo_mem->start << PAGE_SHIFT;
 	r = amdgpu_gart_bind(adev, gtt->offset, ttm->num_pages,
 		ttm->pages, gtt->ttm.dma_address, flags);
@@ -923,6 +1084,9 @@ static int amdgpu_ttm_backend_bind(struct ttm_tt *ttm,
 	return r;
 }
 
+/**
+ * amdgpu_ttm_alloc_gart - Allocate GART memory for buffer object
+ */
 int amdgpu_ttm_alloc_gart(struct ttm_buffer_object *bo)
 {
 	struct amdgpu_device *adev = amdgpu_ttm_adev(bo->bdev);
@@ -938,6 +1102,7 @@ int amdgpu_ttm_alloc_gart(struct ttm_buffer_object *bo)
 	    amdgpu_gtt_mgr_has_gart_addr(&bo->mem))
 		return 0;
 
+	/* allocate GTT space */
 	tmp = bo->mem;
 	tmp.mm_node = NULL;
 	placement.num_placement = 1;
@@ -953,7 +1118,10 @@ int amdgpu_ttm_alloc_gart(struct ttm_buffer_object *bo)
 	if (unlikely(r))
 		return r;
 
+	/* compute PTE flags for this buffer object */
 	flags = amdgpu_ttm_tt_pte_flags(adev, bo->ttm, &tmp);
+
+	/* Bind pages */
 	gtt->offset = (u64)tmp.start << PAGE_SHIFT;
 	r = amdgpu_ttm_gart_bind(adev, bo, flags);
 	if (unlikely(r)) {
@@ -969,6 +1137,12 @@ int amdgpu_ttm_alloc_gart(struct ttm_buffer_object *bo)
 	return 0;
 }
 
+/**
+ * amdgpu_ttm_recover_gart - Rebind GTT pages
+ *
+ * Called by amdgpu_gtt_mgr_recover() from amdgpu_device_reset() to
+ * rebind GTT pages during a GPU reset.
+ */
 int amdgpu_ttm_recover_gart(struct ttm_buffer_object *tbo)
 {
 	struct amdgpu_device *adev = amdgpu_ttm_adev(tbo->bdev);
@@ -984,12 +1158,19 @@ int amdgpu_ttm_recover_gart(struct ttm_buffer_object *tbo)
 	return r;
 }
 
+/**
+ * amdgpu_ttm_backend_unbind - Unbind GTT mapped pages
+ *
+ * Called by ttm_tt_unbind() on behalf of ttm_bo_move_ttm() and
+ * ttm_tt_destroy().
+ */
 static int amdgpu_ttm_backend_unbind(struct ttm_tt *ttm)
 {
 	struct amdgpu_device *adev = amdgpu_ttm_adev(ttm->bdev);
 	struct amdgpu_ttm_tt *gtt = (void *)ttm;
 	int r;
 
+	/* if the pages have userptr pinning then clear that first */
 	if (gtt->userptr)
 		amdgpu_ttm_tt_unpin_userptr(ttm);
 
@@ -1021,6 +1202,13 @@ static struct ttm_backend_func amdgpu_backend_func = {
 	.destroy = &amdgpu_ttm_backend_destroy,
 };
 
+/**
+ * amdgpu_ttm_tt_create - Create a ttm_tt object for a given BO
+ *
+ * @bo: The buffer object to create a GTT ttm_tt object around
+ *
+ * Called by ttm_tt_create().
+ */
 static struct ttm_tt *amdgpu_ttm_tt_create(struct ttm_buffer_object *bo,
 					   uint32_t page_flags)
 {
@@ -1034,6 +1222,8 @@ static struct ttm_tt *amdgpu_ttm_tt_create(struct ttm_buffer_object *bo,
 		return NULL;
 	}
 	gtt->ttm.ttm.func = &amdgpu_backend_func;
+
+	/* allocate space for the uninitialized page entries */
 	if (ttm_sg_tt_init(&gtt->ttm, bo, page_flags)) {
 		kfree(gtt);
 		return NULL;
@@ -1041,6 +1231,12 @@ static struct ttm_tt *amdgpu_ttm_tt_create(struct ttm_buffer_object *bo,
 	return &gtt->ttm.ttm;
 }
 
+/**
+ * amdgpu_ttm_tt_populate - Map GTT pages visible to the device
+ *
+ * Map the pages of a ttm_tt object to an address space visible
+ * to the underlying device.
+ */
 static int amdgpu_ttm_tt_populate(struct ttm_tt *ttm,
 			struct ttm_operation_ctx *ctx)
 {
@@ -1048,6 +1244,7 @@ static int amdgpu_ttm_tt_populate(struct ttm_tt *ttm,
 	struct amdgpu_ttm_tt *gtt = (void *)ttm;
 	bool slave = !!(ttm->page_flags & TTM_PAGE_FLAG_SG);
 
+	/* user pages are bound by amdgpu_ttm_tt_pin_userptr() */
 	if (gtt && gtt->userptr) {
 		ttm->sg = kzalloc(sizeof(struct sg_table), GFP_KERNEL);
 		if (!ttm->sg)
@@ -1072,9 +1269,17 @@ static int amdgpu_ttm_tt_populate(struct ttm_tt *ttm,
 	}
 #endif
 
+	/* fall back to generic helper to populate the page array
+	 * and map them to the device */
 	return ttm_populate_and_map_pages(adev->dev, &gtt->ttm, ctx);
 }
 
+/**
+ * amdgpu_ttm_tt_unpopulate - unmap GTT pages and unpopulate page arrays
+ *
+ * Unmaps pages of a ttm_tt object from the device address space and
+ * unpopulates the page array backing it.
+ */
 static void amdgpu_ttm_tt_unpopulate(struct ttm_tt *ttm)
 {
 	struct amdgpu_device *adev;
@@ -1100,9 +1305,21 @@ static void amdgpu_ttm_tt_unpopulate(struct ttm_tt *ttm)
 	}
 #endif
 
+	/* fall back to generic helper to unmap and unpopulate array */
 	ttm_unmap_and_unpopulate_pages(adev->dev, &gtt->ttm);
 }
 
+/**
+ * amdgpu_ttm_tt_set_userptr -	Initialize userptr GTT ttm_tt
+ * 								for the current task
+ *
+ * @ttm: The ttm_tt object to bind this userptr object to
+ * @addr:  The address in the current tasks VM space to use
+ * @flags: Requirements of userptr object.
+ *
+ * Called by amdgpu_gem_userptr_ioctl() to bind userptr pages
+ * to current task
+ */
 int amdgpu_ttm_tt_set_userptr(struct ttm_tt *ttm, uint64_t addr,
 			      uint32_t flags)
 {
@@ -1127,6 +1344,9 @@ int amdgpu_ttm_tt_set_userptr(struct ttm_tt *ttm, uint64_t addr,
 	return 0;
 }
 
+/**
+ * amdgpu_ttm_tt_get_usermm - Return memory manager for ttm_tt object
+ */
 struct mm_struct *amdgpu_ttm_tt_get_usermm(struct ttm_tt *ttm)
 {
 	struct amdgpu_ttm_tt *gtt = (void *)ttm;
@@ -1140,6 +1360,12 @@ struct mm_struct *amdgpu_ttm_tt_get_usermm(struct ttm_tt *ttm)
 	return gtt->usertask->mm;
 }
 
+/**
+ * amdgpu_ttm_tt_affect_userptr -	Determine if a ttm_tt object lays
+ * 									inside an address range for the
+ * 									current task.
+ *
+ */
 bool amdgpu_ttm_tt_affect_userptr(struct ttm_tt *ttm, unsigned long start,
 				  unsigned long end)
 {
@@ -1150,10 +1376,16 @@ bool amdgpu_ttm_tt_affect_userptr(struct ttm_tt *ttm, unsigned long start,
 	if (gtt == NULL || !gtt->userptr)
 		return false;
 
+	/* Return false if no part of the ttm_tt object lies within
+	 * the range
+	 */
 	size = (unsigned long)gtt->ttm.ttm.num_pages * PAGE_SIZE;
 	if (gtt->userptr > end || gtt->userptr + size <= start)
 		return false;
 
+	/* Search the lists of tasks that hold this mapping and see
+	 * if current is one of them.  If it is return false.
+	 */
 	spin_lock(&gtt->guptasklock);
 	list_for_each_entry(entry, &gtt->guptasks, list) {
 		if (entry->task == current) {
@@ -1168,6 +1400,10 @@ bool amdgpu_ttm_tt_affect_userptr(struct ttm_tt *ttm, unsigned long start,
 	return true;
 }
 
+/**
+ * amdgpu_ttm_tt_userptr_invalidated -	Has the ttm_tt object been
+ * 										invalidated?
+ */
 bool amdgpu_ttm_tt_userptr_invalidated(struct ttm_tt *ttm,
 				       int *last_invalidated)
 {
@@ -1178,6 +1414,12 @@ bool amdgpu_ttm_tt_userptr_invalidated(struct ttm_tt *ttm,
 	return prev_invalidated != *last_invalidated;
 }
 
+/**
+ * amdgpu_ttm_tt_userptr_needs_pages -	Have the pages backing this
+ * 										ttm_tt object been invalidated
+ * 										since the last time they've
+ * 										been set?
+ */
 bool amdgpu_ttm_tt_userptr_needs_pages(struct ttm_tt *ttm)
 {
 	struct amdgpu_ttm_tt *gtt = (void *)ttm;
@@ -1188,6 +1430,9 @@ bool amdgpu_ttm_tt_userptr_needs_pages(struct ttm_tt *ttm)
 	return atomic_read(&gtt->mmu_invalidations) != gtt->last_set_pages;
 }
 
+/**
+ * amdgpu_ttm_tt_is_readonly - Is the ttm_tt object read only?
+ */
 bool amdgpu_ttm_tt_is_readonly(struct ttm_tt *ttm)
 {
 	struct amdgpu_ttm_tt *gtt = (void *)ttm;
@@ -1198,6 +1443,12 @@ bool amdgpu_ttm_tt_is_readonly(struct ttm_tt *ttm)
 	return !!(gtt->userflags & AMDGPU_GEM_USERPTR_READONLY);
 }
 
+/**
+ * amdgpu_ttm_tt_pte_flags - Compute PTE flags for ttm_tt object
+ *
+ * @ttm: The ttm_tt object to compute the flags for
+ * @mem: The memory registry backing this ttm_tt object
+ */
 uint64_t amdgpu_ttm_tt_pte_flags(struct amdgpu_device *adev, struct ttm_tt *ttm,
 				 struct ttm_mem_reg *mem)
 {
@@ -1222,6 +1473,16 @@ uint64_t amdgpu_ttm_tt_pte_flags(struct amdgpu_device *adev, struct ttm_tt *ttm,
 	return flags;
 }
 
+/**
+ * amdgpu_ttm_bo_eviction_valuable -	Check to see if we can evict
+ * 										a buffer object.
+ *
+ * Return true if eviction is sensible.  Called by
+ * ttm_mem_evict_first() on behalf of ttm_bo_mem_force_space()
+ * which tries to evict buffer objects until it can find space
+ * for a new object and by ttm_bo_force_list_clean() which is
+ * used to clean out a memory space.
+ */
 static bool amdgpu_ttm_bo_eviction_valuable(struct ttm_buffer_object *bo,
 					    const struct ttm_place *place)
 {
@@ -1268,6 +1529,19 @@ static bool amdgpu_ttm_bo_eviction_valuable(struct ttm_buffer_object *bo,
 	return ttm_bo_eviction_valuable(bo, place);
 }
 
+/**
+ * amdgpu_ttm_access_memory -	Read or Write memory that backs a
+ * 								buffer object.
+ *
+ * @bo:  The buffer object to read/write
+ * @offset:  Offset into buffer object
+ * @buf:  Secondary buffer to write/read from
+ * @len: Length in bytes of access
+ * @write:  true if writing
+ *
+ * This is used to access VRAM that backs a buffer object via MMIO
+ * access for debugging purposes.
+ */
 static int amdgpu_ttm_access_memory(struct ttm_buffer_object *bo,
 				    unsigned long offset,
 				    void *buf, int len, int write)
@@ -1444,13 +1718,22 @@ error_create:
 	adev->fw_vram_usage.reserved_bo = NULL;
 	return r;
 }
-
+/**
+ * amdgpu_ttm_init -	Init the memory management (ttm) as well as
+ * 						various gtt/vram related fields.
+ *
+ * This initializes all of the memory space pools that the TTM layer
+ * will need such as the GTT space (system memory mapped to the device),
+ * VRAM (on-board memory), and on-chip memories (GDS, GWS, OA) which
+ * can be mapped per VMID.
+ */
 int amdgpu_ttm_init(struct amdgpu_device *adev)
 {
 	uint64_t gtt_size;
 	int r;
 	u64 vis_vram_limit;
 
+	/* initialize global references for vram/gtt */
 	r = amdgpu_ttm_global_init(adev);
 	if (r) {
 		return r;
@@ -1471,6 +1754,7 @@ int amdgpu_ttm_init(struct amdgpu_device *adev)
 	/* We opt to avoid OOM on system pages allocations */
 	adev->mman.bdev.no_retry = true;
 
+	/* Initialize VRAM pool with all of VRAM divided into pages */
 	r = ttm_bo_init_mm(&adev->mman.bdev, TTM_PL_VRAM,
 				adev->gmc.real_vram_size >> PAGE_SHIFT);
 	if (r) {
@@ -1500,6 +1784,10 @@ int amdgpu_ttm_init(struct amdgpu_device *adev)
 		return r;
 	}
 
+	/* allocate memory as required for VGA
+	 * This is used for VGA emulation and pre-OS scanout buffers to
+	 * avoid display artifacts while transitioning between pre-OS
+	 * and driver.  */
 	if (adev->gmc.stolen_size) {
 		r = amdgpu_bo_create_kernel(adev, adev->gmc.stolen_size, PAGE_SIZE,
 					    AMDGPU_GEM_DOMAIN_VRAM,
@@ -1511,6 +1799,8 @@ int amdgpu_ttm_init(struct amdgpu_device *adev)
 	DRM_INFO("amdgpu: %uM of VRAM memory ready\n",
 		 (unsigned) (adev->gmc.real_vram_size / (1024 * 1024)));
 
+	/* Compute GTT size, either bsaed on 3/4th the size of RAM size
+	 * or whatever the user passed on module init */
 	if (amdgpu_gtt_size == -1) {
 		struct sysinfo si;
 
@@ -1521,6 +1811,8 @@ int amdgpu_ttm_init(struct amdgpu_device *adev)
 	}
 	else
 		gtt_size = (uint64_t)amdgpu_gtt_size << 20;
+
+	/* Initialize GTT memory pool */
 	r = ttm_bo_init_mm(&adev->mman.bdev, TTM_PL_TT, gtt_size >> PAGE_SHIFT);
 	if (r) {
 		DRM_ERROR("Failed initializing GTT heap.\n");
@@ -1529,6 +1821,7 @@ int amdgpu_ttm_init(struct amdgpu_device *adev)
 	DRM_INFO("amdgpu: %uM of GTT memory ready.\n",
 		 (unsigned)(gtt_size / (1024 * 1024)));
 
+	/* Initialize various on-chip memory pools */
 	adev->gds.mem.total_size = adev->gds.mem.total_size << AMDGPU_GDS_SHIFT;
 	adev->gds.mem.gfx_partition_size = adev->gds.mem.gfx_partition_size << AMDGPU_GDS_SHIFT;
 	adev->gds.mem.cs_partition_size = adev->gds.mem.cs_partition_size << AMDGPU_GDS_SHIFT;
@@ -1568,6 +1861,7 @@ int amdgpu_ttm_init(struct amdgpu_device *adev)
 		}
 	}
 
+	/* Register debugfs entries for amdgpu_ttm */
 	r = amdgpu_ttm_debugfs_init(adev);
 	if (r) {
 		DRM_ERROR("Failed to init debugfs\n");
@@ -1576,11 +1870,19 @@ int amdgpu_ttm_init(struct amdgpu_device *adev)
 	return 0;
 }
 
+/**
+ * amdgpu_ttm_late_init -	Handle any late initialization for
+ * 							amdgpu_ttm
+ */
 void amdgpu_ttm_late_init(struct amdgpu_device *adev)
 {
+	/* return the VGA stolen memory (if any) back to VRAM */
 	amdgpu_bo_free_kernel(&adev->stolen_vga_memory, NULL, NULL);
 }
 
+/**
+ * amdgpu_ttm_fini - De-initialize the TTM memory pools
+ */
 void amdgpu_ttm_fini(struct amdgpu_device *adev)
 {
 	if (!adev->mman.initialized)
@@ -1908,6 +2210,11 @@ static const struct drm_info_list amdgpu_ttm_debugfs_list[] = {
 #endif
 };
 
+/**
+ * amdgpu_ttm_vram_read - Linear read access to VRAM
+ *
+ * Accesses VRAM via MMIO for debugging purposes.
+ */
 static ssize_t amdgpu_ttm_vram_read(struct file *f, char __user *buf,
 				    size_t size, loff_t *pos)
 {
@@ -1947,6 +2254,11 @@ static ssize_t amdgpu_ttm_vram_read(struct file *f, char __user *buf,
 	return result;
 }
 
+/**
+ * amdgpu_ttm_vram_write - Linear write access to VRAM
+ *
+ * Accesses VRAM via MMIO for debugging purposes.
+ */
 static ssize_t amdgpu_ttm_vram_write(struct file *f, const char __user *buf,
 				    size_t size, loff_t *pos)
 {
@@ -1995,6 +2307,9 @@ static const struct file_operations amdgpu_ttm_vram_fops = {
 
 #ifdef CONFIG_DRM_AMDGPU_GART_DEBUGFS
 
+/**
+ * amdgpu_ttm_gtt_read - Linear read access to GTT memory
+ */
 static ssize_t amdgpu_ttm_gtt_read(struct file *f, char __user *buf,
 				   size_t size, loff_t *pos)
 {
@@ -2042,6 +2357,13 @@ static const struct file_operations amdgpu_ttm_gtt_fops = {
 
 #endif
 
+/**
+ * amdgpu_iomem_read - Virtual read access to GPU mapped memory
+ *
+ * This function is used to read memory that has been mapped to the
+ * GPU and the known addresses are not physical addresses but instead
+ * bus addresses (e.g., what you'd put in an IB or ring buffer).
+ */
 static ssize_t amdgpu_iomem_read(struct file *f, char __user *buf,
 				 size_t size, loff_t *pos)
 {
@@ -2050,6 +2372,7 @@ static ssize_t amdgpu_iomem_read(struct file *f, char __user *buf,
 	ssize_t result = 0;
 	int r;
 
+	/* retrieve the IOMMU domain if any for this device */
 	dom = iommu_get_domain_for_dev(adev->dev);
 
 	while (size) {
@@ -2062,6 +2385,10 @@ static ssize_t amdgpu_iomem_read(struct file *f, char __user *buf,
 
 		bytes = bytes < size ? bytes : size;
 
+		/* Translate the bus address to a physical address.  If
+		 * the domain is NULL it means there is no IOMMU active
+		 * and the address translation is the identity
+		 */
 		addr = dom ? iommu_iova_to_phys(dom, addr) : addr;
 
 		pfn = addr >> PAGE_SHIFT;
@@ -2086,6 +2413,13 @@ static ssize_t amdgpu_iomem_read(struct file *f, char __user *buf,
 	return result;
 }
 
+/**
+ * amdgpu_iomem_write - Virtual write access to GPU mapped memory
+ *
+ * This function is used to write memory that has been mapped to the
+ * GPU and the known addresses are not physical addresses but instead
+ * bus addresses (e.g., what you'd put in an IB or ring buffer).
+ */
 static ssize_t amdgpu_iomem_write(struct file *f, const char __user *buf,
 				 size_t size, loff_t *pos)
 {

drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c

@@ -307,6 +307,8 @@ amdgpu_ucode_get_load_type(struct amdgpu_device *adev, int load_type)
 			return AMDGPU_FW_LOAD_DIRECT;
 		else
 			return AMDGPU_FW_LOAD_PSP;
+	case CHIP_VEGA20:
+		return AMDGPU_FW_LOAD_DIRECT;
 	default:
 		DRM_ERROR("Unknown firmware load type\n");
 	}

drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c

@@ -70,12 +70,14 @@
 
 #define FIRMWARE_VEGA10		"amdgpu/vega10_uvd.bin"
 #define FIRMWARE_VEGA12		"amdgpu/vega12_uvd.bin"
+#define FIRMWARE_VEGA20		"amdgpu/vega20_uvd.bin"
 
-#define mmUVD_GPCOM_VCPU_DATA0_VEGA10 (0x03c4 + 0x7e00)
-#define mmUVD_GPCOM_VCPU_DATA1_VEGA10 (0x03c5 + 0x7e00)
-#define mmUVD_GPCOM_VCPU_CMD_VEGA10 (0x03c3 + 0x7e00)
-#define mmUVD_NO_OP_VEGA10 (0x03ff + 0x7e00)
-#define mmUVD_ENGINE_CNTL_VEGA10 (0x03c6 + 0x7e00)
+/* These are common relative offsets for all asics, from uvd_7_0_offset.h,  */
+#define UVD_GPCOM_VCPU_CMD		0x03c3
+#define UVD_GPCOM_VCPU_DATA0	0x03c4
+#define UVD_GPCOM_VCPU_DATA1	0x03c5
+#define UVD_NO_OP				0x03ff
+#define UVD_BASE_SI				0x3800
 
 /**
  * amdgpu_uvd_cs_ctx - Command submission parser context
@@ -114,6 +116,7 @@ MODULE_FIRMWARE(FIRMWARE_VEGAM);
 
 MODULE_FIRMWARE(FIRMWARE_VEGA10);
 MODULE_FIRMWARE(FIRMWARE_VEGA12);
+MODULE_FIRMWARE(FIRMWARE_VEGA20);
 
 static void amdgpu_uvd_idle_work_handler(struct work_struct *work);
 
@@ -125,9 +128,9 @@ int amdgpu_uvd_sw_init(struct amdgpu_device *adev)
 	const char *fw_name;
 	const struct common_firmware_header *hdr;
 	unsigned version_major, version_minor, family_id;
-	int i, r;
+	int i, j, r;
 
-	INIT_DELAYED_WORK(&adev->uvd.idle_work, amdgpu_uvd_idle_work_handler);
+	INIT_DELAYED_WORK(&adev->uvd.inst->idle_work, amdgpu_uvd_idle_work_handler);
 
 	switch (adev->asic_type) {
 #ifdef CONFIG_DRM_AMDGPU_CIK
@@ -177,6 +180,9 @@ int amdgpu_uvd_sw_init(struct amdgpu_device *adev)
 	case CHIP_VEGAM:
 		fw_name = FIRMWARE_VEGAM;
 		break;
+	case CHIP_VEGA20:
+		fw_name = FIRMWARE_VEGA20;
+		break;
 	default:
 		return -EINVAL;
 	}
@@ -231,28 +237,30 @@ int amdgpu_uvd_sw_init(struct amdgpu_device *adev)
 	if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP)
 		bo_size += AMDGPU_GPU_PAGE_ALIGN(le32_to_cpu(hdr->ucode_size_bytes) + 8);
 
-	r = amdgpu_bo_create_kernel(adev, bo_size, PAGE_SIZE,
-				    AMDGPU_GEM_DOMAIN_VRAM, &adev->uvd.vcpu_bo,
-				    &adev->uvd.gpu_addr, &adev->uvd.cpu_addr);
-	if (r) {
-		dev_err(adev->dev, "(%d) failed to allocate UVD bo\n", r);
-		return r;
-	}
+	for (j = 0; j < adev->uvd.num_uvd_inst; j++) {
 
-	ring = &adev->uvd.ring;
-	rq = &ring->sched.sched_rq[DRM_SCHED_PRIORITY_NORMAL];
-	r = drm_sched_entity_init(&ring->sched, &adev->uvd.entity,
-				  rq, NULL);
-	if (r != 0) {
-		DRM_ERROR("Failed setting up UVD run queue.\n");
-		return r;
-	}
+		r = amdgpu_bo_create_kernel(adev, bo_size, PAGE_SIZE,
+					    AMDGPU_GEM_DOMAIN_VRAM, &adev->uvd.inst[j].vcpu_bo,
+					    &adev->uvd.inst[j].gpu_addr, &adev->uvd.inst[j].cpu_addr);
+		if (r) {
+			dev_err(adev->dev, "(%d) failed to allocate UVD bo\n", r);
+			return r;
+		}
 
-	for (i = 0; i < adev->uvd.max_handles; ++i) {
-		atomic_set(&adev->uvd.handles[i], 0);
-		adev->uvd.filp[i] = NULL;
-	}
+		ring = &adev->uvd.inst[j].ring;
+		rq = &ring->sched.sched_rq[DRM_SCHED_PRIORITY_NORMAL];
+		r = drm_sched_entity_init(&ring->sched, &adev->uvd.inst[j].entity,
+					  rq, NULL);
+		if (r != 0) {
+			DRM_ERROR("Failed setting up UVD(%d) run queue.\n", j);
+			return r;
+		}
 
+		for (i = 0; i < adev->uvd.max_handles; ++i) {
+			atomic_set(&adev->uvd.inst[j].handles[i], 0);
+			adev->uvd.inst[j].filp[i] = NULL;
+		}
+	}
 	/* from uvd v5.0 HW addressing capacity increased to 64 bits */
 	if (!amdgpu_device_ip_block_version_cmp(adev, AMD_IP_BLOCK_TYPE_UVD, 5, 0))
 		adev->uvd.address_64_bit = true;
@@ -279,20 +287,22 @@ int amdgpu_uvd_sw_init(struct amdgpu_device *adev)
 
 int amdgpu_uvd_sw_fini(struct amdgpu_device *adev)
 {
-	int i;
-	kfree(adev->uvd.saved_bo);
+	int i, j;
 
-	drm_sched_entity_fini(&adev->uvd.ring.sched, &adev->uvd.entity);
+	for (j = 0; j < adev->uvd.num_uvd_inst; ++j) {
+		kfree(adev->uvd.inst[j].saved_bo);
 
-	amdgpu_bo_free_kernel(&adev->uvd.vcpu_bo,
-			      &adev->uvd.gpu_addr,
-			      (void **)&adev->uvd.cpu_addr);
+		drm_sched_entity_fini(&adev->uvd.inst[j].ring.sched, &adev->uvd.inst[j].entity);
 
-	amdgpu_ring_fini(&adev->uvd.ring);
+		amdgpu_bo_free_kernel(&adev->uvd.inst[j].vcpu_bo,
+				      &adev->uvd.inst[j].gpu_addr,
+				      (void **)&adev->uvd.inst[j].cpu_addr);
 
-	for (i = 0; i < AMDGPU_MAX_UVD_ENC_RINGS; ++i)
-		amdgpu_ring_fini(&adev->uvd.ring_enc[i]);
+		amdgpu_ring_fini(&adev->uvd.inst[j].ring);
 
+		for (i = 0; i < AMDGPU_MAX_UVD_ENC_RINGS; ++i)
+			amdgpu_ring_fini(&adev->uvd.inst[j].ring_enc[i]);
+	}
 	release_firmware(adev->uvd.fw);
 
 	return 0;
@@ -302,32 +312,33 @@ int amdgpu_uvd_suspend(struct amdgpu_device *adev)
 {
 	unsigned size;
 	void *ptr;
-	int i;
-
-	if (adev->uvd.vcpu_bo == NULL)
-		return 0;
+	int i, j;
 
-	cancel_delayed_work_sync(&adev->uvd.idle_work);
+	for (j = 0; j < adev->uvd.num_uvd_inst; ++j) {
+		if (adev->uvd.inst[j].vcpu_bo == NULL)
+			continue;
 
-	/* only valid for physical mode */
-	if (adev->asic_type < CHIP_POLARIS10) {
-		for (i = 0; i < adev->uvd.max_handles; ++i)
-			if (atomic_read(&adev->uvd.handles[i]))
-				break;
+		cancel_delayed_work_sync(&adev->uvd.inst[j].idle_work);
 
-		if (i == adev->uvd.max_handles)
-			return 0;
-	}
+		/* only valid for physical mode */
+		if (adev->asic_type < CHIP_POLARIS10) {
+			for (i = 0; i < adev->uvd.max_handles; ++i)
+				if (atomic_read(&adev->uvd.inst[j].handles[i]))
+					break;
 
-	size = amdgpu_bo_size(adev->uvd.vcpu_bo);
-	ptr = adev->uvd.cpu_addr;
+			if (i == adev->uvd.max_handles)
+				continue;
+		}
 
-	adev->uvd.saved_bo = kmalloc(size, GFP_KERNEL);
-	if (!adev->uvd.saved_bo)
-		return -ENOMEM;
+		size = amdgpu_bo_size(adev->uvd.inst[j].vcpu_bo);
+		ptr = adev->uvd.inst[j].cpu_addr;
 
-	memcpy_fromio(adev->uvd.saved_bo, ptr, size);
+		adev->uvd.inst[j].saved_bo = kmalloc(size, GFP_KERNEL);
+		if (!adev->uvd.inst[j].saved_bo)
+			return -ENOMEM;
 
+		memcpy_fromio(adev->uvd.inst[j].saved_bo, ptr, size);
+	}
 	return 0;
 }
 
@@ -335,59 +346,65 @@ int amdgpu_uvd_resume(struct amdgpu_device *adev)
 {
 	unsigned size;
 	void *ptr;
+	int i;
 
-	if (adev->uvd.vcpu_bo == NULL)
-		return -EINVAL;
+	for (i = 0; i < adev->uvd.num_uvd_inst; i++) {
+		if (adev->uvd.inst[i].vcpu_bo == NULL)
+			return -EINVAL;
 
-	size = amdgpu_bo_size(adev->uvd.vcpu_bo);
-	ptr = adev->uvd.cpu_addr;
+		size = amdgpu_bo_size(adev->uvd.inst[i].vcpu_bo);
+		ptr = adev->uvd.inst[i].cpu_addr;
 
-	if (adev->uvd.saved_bo != NULL) {
-		memcpy_toio(ptr, adev->uvd.saved_bo, size);
-		kfree(adev->uvd.saved_bo);
-		adev->uvd.saved_bo = NULL;
-	} else {
-		const struct common_firmware_header *hdr;
-		unsigned offset;
-
-		hdr = (const struct common_firmware_header *)adev->uvd.fw->data;
-		if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) {
-			offset = le32_to_cpu(hdr->ucode_array_offset_bytes);
-			memcpy_toio(adev->uvd.cpu_addr, adev->uvd.fw->data + offset,
-				    le32_to_cpu(hdr->ucode_size_bytes));
-			size -= le32_to_cpu(hdr->ucode_size_bytes);
-			ptr += le32_to_cpu(hdr->ucode_size_bytes);
+		if (adev->uvd.inst[i].saved_bo != NULL) {
+			memcpy_toio(ptr, adev->uvd.inst[i].saved_bo, size);
+			kfree(adev->uvd.inst[i].saved_bo);
+			adev->uvd.inst[i].saved_bo = NULL;
+		} else {
+			const struct common_firmware_header *hdr;
+			unsigned offset;
+
+			hdr = (const struct common_firmware_header *)adev->uvd.fw->data;
+			if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) {
+				offset = le32_to_cpu(hdr->ucode_array_offset_bytes);
+				memcpy_toio(adev->uvd.inst[i].cpu_addr, adev->uvd.fw->data + offset,
+					    le32_to_cpu(hdr->ucode_size_bytes));
+				size -= le32_to_cpu(hdr->ucode_size_bytes);
+				ptr += le32_to_cpu(hdr->ucode_size_bytes);
+			}
+			memset_io(ptr, 0, size);
+			/* to restore uvd fence seq */
+			amdgpu_fence_driver_force_completion(&adev->uvd.inst[i].ring);
 		}
-		memset_io(ptr, 0, size);
-		/* to restore uvd fence seq */
-		amdgpu_fence_driver_force_completion(&adev->uvd.ring);
 	}
-
 	return 0;
 }
 
 void amdgpu_uvd_free_handles(struct amdgpu_device *adev, struct drm_file *filp)
 {
-	struct amdgpu_ring *ring = &adev->uvd.ring;
-	int i, r;
+	struct amdgpu_ring *ring;
+	int i, j, r;
 
-	for (i = 0; i < adev->uvd.max_handles; ++i) {
-		uint32_t handle = atomic_read(&adev->uvd.handles[i]);
-		if (handle != 0 && adev->uvd.filp[i] == filp) {
-			struct dma_fence *fence;
-
-			r = amdgpu_uvd_get_destroy_msg(ring, handle,
-						       false, &fence);
-			if (r) {
-				DRM_ERROR("Error destroying UVD (%d)!\n", r);
-				continue;
-			}
+	for (j = 0; j < adev->uvd.num_uvd_inst; j++) {
+		ring = &adev->uvd.inst[j].ring;
+
+		for (i = 0; i < adev->uvd.max_handles; ++i) {
+			uint32_t handle = atomic_read(&adev->uvd.inst[j].handles[i]);
+			if (handle != 0 && adev->uvd.inst[j].filp[i] == filp) {
+				struct dma_fence *fence;
+
+				r = amdgpu_uvd_get_destroy_msg(ring, handle,
+							       false, &fence);
+				if (r) {
+					DRM_ERROR("Error destroying UVD(%d) %d!\n", j, r);
+					continue;
+				}
 
-			dma_fence_wait(fence, false);
-			dma_fence_put(fence);
+				dma_fence_wait(fence, false);
+				dma_fence_put(fence);
 
-			adev->uvd.filp[i] = NULL;
-			atomic_set(&adev->uvd.handles[i], 0);
+				adev->uvd.inst[j].filp[i] = NULL;
+				atomic_set(&adev->uvd.inst[j].handles[i], 0);
+			}
 		}
 	}
 }
@@ -662,15 +679,16 @@ static int amdgpu_uvd_cs_msg(struct amdgpu_uvd_cs_ctx *ctx,
 	void *ptr;
 	long r;
 	int i;
+	uint32_t ip_instance = ctx->parser->job->ring->me;
 
 	if (offset & 0x3F) {
-		DRM_ERROR("UVD messages must be 64 byte aligned!\n");
+		DRM_ERROR("UVD(%d) messages must be 64 byte aligned!\n", ip_instance);
 		return -EINVAL;
 	}
 
 	r = amdgpu_bo_kmap(bo, &ptr);
 	if (r) {
-		DRM_ERROR("Failed mapping the UVD message (%ld)!\n", r);
+		DRM_ERROR("Failed mapping the UVD(%d) message (%ld)!\n", ip_instance, r);
 		return r;
 	}
 
@@ -680,7 +698,7 @@ static int amdgpu_uvd_cs_msg(struct amdgpu_uvd_cs_ctx *ctx,
 	handle = msg[2];
 
 	if (handle == 0) {
-		DRM_ERROR("Invalid UVD handle!\n");
+		DRM_ERROR("Invalid UVD(%d) handle!\n", ip_instance);
 		return -EINVAL;
 	}
 
@@ -691,18 +709,18 @@ static int amdgpu_uvd_cs_msg(struct amdgpu_uvd_cs_ctx *ctx,
 
 		/* try to alloc a new handle */
 		for (i = 0; i < adev->uvd.max_handles; ++i) {
-			if (atomic_read(&adev->uvd.handles[i]) == handle) {
-				DRM_ERROR("Handle 0x%x already in use!\n", handle);
+			if (atomic_read(&adev->uvd.inst[ip_instance].handles[i]) == handle) {
+				DRM_ERROR("(%d)Handle 0x%x already in use!\n", ip_instance, handle);
 				return -EINVAL;
 			}
 
-			if (!atomic_cmpxchg(&adev->uvd.handles[i], 0, handle)) {
-				adev->uvd.filp[i] = ctx->parser->filp;
+			if (!atomic_cmpxchg(&adev->uvd.inst[ip_instance].handles[i], 0, handle)) {
+				adev->uvd.inst[ip_instance].filp[i] = ctx->parser->filp;
 				return 0;
 			}
 		}
 
-		DRM_ERROR("No more free UVD handles!\n");
+		DRM_ERROR("No more free UVD(%d) handles!\n", ip_instance);
 		return -ENOSPC;
 
 	case 1:
@@ -714,27 +732,27 @@ static int amdgpu_uvd_cs_msg(struct amdgpu_uvd_cs_ctx *ctx,
 
 		/* validate the handle */
 		for (i = 0; i < adev->uvd.max_handles; ++i) {
-			if (atomic_read(&adev->uvd.handles[i]) == handle) {
-				if (adev->uvd.filp[i] != ctx->parser->filp) {
-					DRM_ERROR("UVD handle collision detected!\n");
+			if (atomic_read(&adev->uvd.inst[ip_instance].handles[i]) == handle) {
+				if (adev->uvd.inst[ip_instance].filp[i] != ctx->parser->filp) {
+					DRM_ERROR("UVD(%d) handle collision detected!\n", ip_instance);
 					return -EINVAL;
 				}
 				return 0;
 			}
 		}
 
-		DRM_ERROR("Invalid UVD handle 0x%x!\n", handle);
+		DRM_ERROR("Invalid UVD(%d) handle 0x%x!\n", ip_instance, handle);
 		return -ENOENT;
 
 	case 2:
 		/* it's a destroy msg, free the handle */
 		for (i = 0; i < adev->uvd.max_handles; ++i)
-			atomic_cmpxchg(&adev->uvd.handles[i], handle, 0);
+			atomic_cmpxchg(&adev->uvd.inst[ip_instance].handles[i], handle, 0);
 		amdgpu_bo_kunmap(bo);
 		return 0;
 
 	default:
-		DRM_ERROR("Illegal UVD message type (%d)!\n", msg_type);
+		DRM_ERROR("Illegal UVD(%d) message type (%d)!\n", ip_instance, msg_type);
 		return -EINVAL;
 	}
 	BUG();
@@ -805,7 +823,7 @@ static int amdgpu_uvd_cs_pass2(struct amdgpu_uvd_cs_ctx *ctx)
 		}
 
 		if ((cmd == 0 || cmd == 0x3) &&
-		    (start >> 28) != (ctx->parser->adev->uvd.gpu_addr >> 28)) {
+		    (start >> 28) != (ctx->parser->adev->uvd.inst->gpu_addr >> 28)) {
 			DRM_ERROR("msg/fb buffer %LX-%LX out of 256MB segment!\n",
 				  start, end);
 			return -EINVAL;
@@ -973,6 +991,8 @@ static int amdgpu_uvd_send_msg(struct amdgpu_ring *ring, struct amdgpu_bo *bo,
 	uint64_t addr;
 	long r;
 	int i;
+	unsigned offset_idx = 0;
+	unsigned offset[3] = { UVD_BASE_SI, 0, 0 };
 
 	amdgpu_bo_kunmap(bo);
 	amdgpu_bo_unpin(bo);
@@ -992,17 +1012,16 @@ static int amdgpu_uvd_send_msg(struct amdgpu_ring *ring, struct amdgpu_bo *bo,
 		goto err;
 
 	if (adev->asic_type >= CHIP_VEGA10) {
-		data[0] = PACKET0(mmUVD_GPCOM_VCPU_DATA0_VEGA10, 0);
-		data[1] = PACKET0(mmUVD_GPCOM_VCPU_DATA1_VEGA10, 0);
-		data[2] = PACKET0(mmUVD_GPCOM_VCPU_CMD_VEGA10, 0);
-		data[3] = PACKET0(mmUVD_NO_OP_VEGA10, 0);
-	} else {
-		data[0] = PACKET0(mmUVD_GPCOM_VCPU_DATA0, 0);
-		data[1] = PACKET0(mmUVD_GPCOM_VCPU_DATA1, 0);
-		data[2] = PACKET0(mmUVD_GPCOM_VCPU_CMD, 0);
-		data[3] = PACKET0(mmUVD_NO_OP, 0);
+		offset_idx = 1 + ring->me;
+		offset[1] = adev->reg_offset[UVD_HWIP][0][1];
+		offset[2] = adev->reg_offset[UVD_HWIP][1][1];
 	}
 
+	data[0] = PACKET0(offset[offset_idx] + UVD_GPCOM_VCPU_DATA0, 0);
+	data[1] = PACKET0(offset[offset_idx] + UVD_GPCOM_VCPU_DATA1, 0);
+	data[2] = PACKET0(offset[offset_idx] + UVD_GPCOM_VCPU_CMD, 0);
+	data[3] = PACKET0(offset[offset_idx] + UVD_NO_OP, 0);
+
 	ib = &job->ibs[0];
 	addr = amdgpu_bo_gpu_offset(bo);
 	ib->ptr[0] = data[0];
@@ -1038,7 +1057,7 @@ static int amdgpu_uvd_send_msg(struct amdgpu_ring *ring, struct amdgpu_bo *bo,
 		if (r)
 			goto err_free;
 
-		r = amdgpu_job_submit(job, ring, &adev->uvd.entity,
+		r = amdgpu_job_submit(job, ring, &adev->uvd.inst[ring->me].entity,
 				      AMDGPU_FENCE_OWNER_UNDEFINED, &f);
 		if (r)
 			goto err_free;
@@ -1126,8 +1145,15 @@ int amdgpu_uvd_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle,
 static void amdgpu_uvd_idle_work_handler(struct work_struct *work)
 {
 	struct amdgpu_device *adev =
-		container_of(work, struct amdgpu_device, uvd.idle_work.work);
-	unsigned fences = amdgpu_fence_count_emitted(&adev->uvd.ring);
+		container_of(work, struct amdgpu_device, uvd.inst->idle_work.work);
+	unsigned fences = 0, i, j;
+
+	for (i = 0; i < adev->uvd.num_uvd_inst; ++i) {
+		fences += amdgpu_fence_count_emitted(&adev->uvd.inst[i].ring);
+		for (j = 0; j < adev->uvd.num_enc_rings; ++j) {
+			fences += amdgpu_fence_count_emitted(&adev->uvd.inst[i].ring_enc[j]);
+		}
+	}
 
 	if (fences == 0) {
 		if (adev->pm.dpm_enabled) {
@@ -1141,7 +1167,7 @@ static void amdgpu_uvd_idle_work_handler(struct work_struct *work)
 							       AMD_CG_STATE_GATE);
 		}
 	} else {
-		schedule_delayed_work(&adev->uvd.idle_work, UVD_IDLE_TIMEOUT);
+		schedule_delayed_work(&adev->uvd.inst->idle_work, UVD_IDLE_TIMEOUT);
 	}
 }
 
@@ -1153,7 +1179,7 @@ void amdgpu_uvd_ring_begin_use(struct amdgpu_ring *ring)
 	if (amdgpu_sriov_vf(adev))
 		return;
 
-	set_clocks = !cancel_delayed_work_sync(&adev->uvd.idle_work);
+	set_clocks = !cancel_delayed_work_sync(&adev->uvd.inst->idle_work);
 	if (set_clocks) {
 		if (adev->pm.dpm_enabled) {
 			amdgpu_dpm_enable_uvd(adev, true);
@@ -1170,7 +1196,7 @@ void amdgpu_uvd_ring_begin_use(struct amdgpu_ring *ring)
 void amdgpu_uvd_ring_end_use(struct amdgpu_ring *ring)
 {
 	if (!amdgpu_sriov_vf(ring->adev))
-		schedule_delayed_work(&ring->adev->uvd.idle_work, UVD_IDLE_TIMEOUT);
+		schedule_delayed_work(&ring->adev->uvd.inst->idle_work, UVD_IDLE_TIMEOUT);
 }
 
 /**
@@ -1184,27 +1210,28 @@ int amdgpu_uvd_ring_test_ib(struct amdgpu_ring *ring, long timeout)
 {
 	struct dma_fence *fence;
 	long r;
+	uint32_t ip_instance = ring->me;
 
 	r = amdgpu_uvd_get_create_msg(ring, 1, NULL);
 	if (r) {
-		DRM_ERROR("amdgpu: failed to get create msg (%ld).\n", r);
+		DRM_ERROR("amdgpu: (%d)failed to get create msg (%ld).\n", ip_instance, r);
 		goto error;
 	}
 
 	r = amdgpu_uvd_get_destroy_msg(ring, 1, true, &fence);
 	if (r) {
-		DRM_ERROR("amdgpu: failed to get destroy ib (%ld).\n", r);
+		DRM_ERROR("amdgpu: (%d)failed to get destroy ib (%ld).\n", ip_instance, r);
 		goto error;
 	}
 
 	r = dma_fence_wait_timeout(fence, false, timeout);
 	if (r == 0) {
-		DRM_ERROR("amdgpu: IB test timed out.\n");
+		DRM_ERROR("amdgpu: (%d)IB test timed out.\n", ip_instance);
 		r = -ETIMEDOUT;
 	} else if (r < 0) {
-		DRM_ERROR("amdgpu: fence wait failed (%ld).\n", r);
+		DRM_ERROR("amdgpu: (%d)fence wait failed (%ld).\n", ip_instance, r);
 	} else {
-		DRM_DEBUG("ib test on ring %d succeeded\n",  ring->idx);
+		DRM_DEBUG("ib test on (%d)ring %d succeeded\n", ip_instance, ring->idx);
 		r = 0;
 	}
 
@@ -1232,7 +1259,7 @@ uint32_t amdgpu_uvd_used_handles(struct amdgpu_device *adev)
 		 * necessarily linear. So we need to count
 		 * all non-zero handles.
 		 */
-		if (atomic_read(&adev->uvd.handles[i]))
+		if (atomic_read(&adev->uvd.inst->handles[i]))
 			used_handles++;
 	}
 

drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h

@@ -31,30 +31,37 @@
 #define AMDGPU_UVD_SESSION_SIZE		(50*1024)
 #define AMDGPU_UVD_FIRMWARE_OFFSET	256
 
+#define AMDGPU_MAX_UVD_INSTANCES			2
+
 #define AMDGPU_UVD_FIRMWARE_SIZE(adev)    \
 	(AMDGPU_GPU_PAGE_ALIGN(le32_to_cpu(((const struct common_firmware_header *)(adev)->uvd.fw->data)->ucode_size_bytes) + \
 			       8) - AMDGPU_UVD_FIRMWARE_OFFSET)
 
-struct amdgpu_uvd {
+struct amdgpu_uvd_inst {
 	struct amdgpu_bo	*vcpu_bo;
 	void			*cpu_addr;
 	uint64_t		gpu_addr;
-	unsigned		fw_version;
 	void			*saved_bo;
-	unsigned		max_handles;
 	atomic_t		handles[AMDGPU_MAX_UVD_HANDLES];
 	struct drm_file		*filp[AMDGPU_MAX_UVD_HANDLES];
 	struct delayed_work	idle_work;
-	const struct firmware	*fw;	/* UVD firmware */
 	struct amdgpu_ring	ring;
 	struct amdgpu_ring	ring_enc[AMDGPU_MAX_UVD_ENC_RINGS];
 	struct amdgpu_irq_src	irq;
-	bool			address_64_bit;
-	bool			use_ctx_buf;
 	struct drm_sched_entity entity;
 	struct drm_sched_entity entity_enc;
 	uint32_t                srbm_soft_reset;
+};
+
+struct amdgpu_uvd {
+	const struct firmware	*fw;	/* UVD firmware */
+	unsigned		fw_version;
+	unsigned		max_handles;
 	unsigned		num_enc_rings;
+	uint8_t		num_uvd_inst;
+	bool			address_64_bit;
+	bool			use_ctx_buf;
+	struct amdgpu_uvd_inst		inst[AMDGPU_MAX_UVD_INSTANCES];
 };
 
 int amdgpu_uvd_sw_init(struct amdgpu_device *adev);

drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c

@@ -57,6 +57,7 @@
 
 #define FIRMWARE_VEGA10		"amdgpu/vega10_vce.bin"
 #define FIRMWARE_VEGA12		"amdgpu/vega12_vce.bin"
+#define FIRMWARE_VEGA20		"amdgpu/vega20_vce.bin"
 
 #ifdef CONFIG_DRM_AMDGPU_CIK
 MODULE_FIRMWARE(FIRMWARE_BONAIRE);
@@ -76,6 +77,7 @@ MODULE_FIRMWARE(FIRMWARE_VEGAM);
 
 MODULE_FIRMWARE(FIRMWARE_VEGA10);
 MODULE_FIRMWARE(FIRMWARE_VEGA12);
+MODULE_FIRMWARE(FIRMWARE_VEGA20);
 
 static void amdgpu_vce_idle_work_handler(struct work_struct *work);
 
@@ -143,6 +145,9 @@ int amdgpu_vce_sw_init(struct amdgpu_device *adev, unsigned long size)
 	case CHIP_VEGA12:
 		fw_name = FIRMWARE_VEGA12;
 		break;
+	case CHIP_VEGA20:
+		fw_name = FIRMWARE_VEGA20;
+		break;
 
 	default:
 		return -EINVAL;

drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c

@@ -205,13 +205,18 @@ static void amdgpu_vcn_idle_work_handler(struct work_struct *work)
 	struct amdgpu_device *adev =
 		container_of(work, struct amdgpu_device, vcn.idle_work.work);
 	unsigned fences = amdgpu_fence_count_emitted(&adev->vcn.ring_dec);
+	unsigned i;
+
+	for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
+		fences += amdgpu_fence_count_emitted(&adev->vcn.ring_enc[i]);
+	}
 
 	if (fences == 0) {
-		if (adev->pm.dpm_enabled) {
-			/* might be used when with pg/cg
+		if (adev->pm.dpm_enabled)
 			amdgpu_dpm_enable_uvd(adev, false);
-			*/
-		}
+		else
+			amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN,
+							       AMD_PG_STATE_GATE);
 	} else {
 		schedule_delayed_work(&adev->vcn.idle_work, VCN_IDLE_TIMEOUT);
 	}
@@ -223,9 +228,11 @@ void amdgpu_vcn_ring_begin_use(struct amdgpu_ring *ring)
 	bool set_clocks = !cancel_delayed_work_sync(&adev->vcn.idle_work);
 
 	if (set_clocks && adev->pm.dpm_enabled) {
-		/* might be used when with pg/cg
-		amdgpu_dpm_enable_uvd(adev, true);
-		*/
+		if (adev->pm.dpm_enabled)
+			amdgpu_dpm_enable_uvd(adev, true);
+		else
+			amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN,
+							       AMD_PG_STATE_UNGATE);
 	}
 }
 

drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h

@@ -45,6 +45,17 @@
 #define VCN_ENC_CMD_REG_WRITE		0x0000000b
 #define VCN_ENC_CMD_REG_WAIT		0x0000000c
 
+enum engine_status_constants {
+	UVD_PGFSM_STATUS__UVDM_UVDU_PWR_ON = 0x2AAAA0,
+	UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON = 0x00000002,
+	UVD_STATUS__UVD_BUSY = 0x00000004,
+	GB_ADDR_CONFIG_DEFAULT = 0x26010011,
+	UVD_STATUS__IDLE = 0x2,
+	UVD_STATUS__BUSY = 0x5,
+	UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF = 0x1,
+	UVD_STATUS__RBC_BUSY = 0x1,
+};
+
 struct amdgpu_vcn {
 	struct amdgpu_bo	*vcpu_bo;
 	void			*cpu_addr;

drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c

@@ -119,9 +119,7 @@ static void amdgpu_vm_bo_base_init(struct amdgpu_vm_bo_base *base,
 	 * is currently evicted. add the bo to the evicted list to make sure it
 	 * is validated on next vm use to avoid fault.
 	 * */
-	spin_lock(&vm->status_lock);
 	list_move_tail(&base->vm_status, &vm->evicted);
-	spin_unlock(&vm->status_lock);
 }
 
 /**
@@ -226,24 +224,16 @@ int amdgpu_vm_validate_pt_bos(struct amdgpu_device *adev, struct amdgpu_vm *vm,
 			      void *param)
 {
 	struct ttm_bo_global *glob = adev->mman.bdev.glob;
-	int r;
-
-	spin_lock(&vm->status_lock);
-	while (!list_empty(&vm->evicted)) {
-		struct amdgpu_vm_bo_base *bo_base;
-		struct amdgpu_bo *bo;
+	struct amdgpu_vm_bo_base *bo_base, *tmp;
+	int r = 0;
 
-		bo_base = list_first_entry(&vm->evicted,
-					   struct amdgpu_vm_bo_base,
-					   vm_status);
-		spin_unlock(&vm->status_lock);
+	list_for_each_entry_safe(bo_base, tmp, &vm->evicted, vm_status) {
+		struct amdgpu_bo *bo = bo_base->bo;
 
-		bo = bo_base->bo;
-		BUG_ON(!bo);
 		if (bo->parent) {
 			r = validate(param, bo);
 			if (r)
-				return r;
+				break;
 
 			spin_lock(&glob->lru_lock);
 			ttm_bo_move_to_lru_tail(&bo->tbo);
@@ -252,22 +242,29 @@ int amdgpu_vm_validate_pt_bos(struct amdgpu_device *adev, struct amdgpu_vm *vm,
 			spin_unlock(&glob->lru_lock);
 		}
 
-		if (bo->tbo.type == ttm_bo_type_kernel &&
-		    vm->use_cpu_for_update) {
-			r = amdgpu_bo_kmap(bo, NULL);
-			if (r)
-				return r;
-		}
-
-		spin_lock(&vm->status_lock);
-		if (bo->tbo.type != ttm_bo_type_kernel)
+		if (bo->tbo.type != ttm_bo_type_kernel) {
+			spin_lock(&vm->moved_lock);
 			list_move(&bo_base->vm_status, &vm->moved);
-		else
+			spin_unlock(&vm->moved_lock);
+		} else {
 			list_move(&bo_base->vm_status, &vm->relocated);
+		}
 	}
-	spin_unlock(&vm->status_lock);
 
-	return 0;
+	spin_lock(&glob->lru_lock);
+	list_for_each_entry(bo_base, &vm->idle, vm_status) {
+		struct amdgpu_bo *bo = bo_base->bo;
+
+		if (!bo->parent)
+			continue;
+
+		ttm_bo_move_to_lru_tail(&bo->tbo);
+		if (bo->shadow)
+			ttm_bo_move_to_lru_tail(&bo->shadow->tbo);
+	}
+	spin_unlock(&glob->lru_lock);
+
+	return r;
 }
 
 /**
@@ -279,13 +276,7 @@ int amdgpu_vm_validate_pt_bos(struct amdgpu_device *adev, struct amdgpu_vm *vm,
  */
 bool amdgpu_vm_ready(struct amdgpu_vm *vm)
 {
-	bool ready;
-
-	spin_lock(&vm->status_lock);
-	ready = list_empty(&vm->evicted);
-	spin_unlock(&vm->status_lock);
-
-	return ready;
+	return list_empty(&vm->evicted);
 }
 
 /**
@@ -477,9 +468,7 @@ static int amdgpu_vm_alloc_levels(struct amdgpu_device *adev,
 			pt->parent = amdgpu_bo_ref(parent->base.bo);
 
 			amdgpu_vm_bo_base_init(&entry->base, vm, pt);
-			spin_lock(&vm->status_lock);
 			list_move(&entry->base.vm_status, &vm->relocated);
-			spin_unlock(&vm->status_lock);
 		}
 
 		if (level < AMDGPU_VM_PTB) {
@@ -926,10 +915,8 @@ static void amdgpu_vm_invalidate_level(struct amdgpu_device *adev,
 		if (!entry->base.bo)
 			continue;
 
-		spin_lock(&vm->status_lock);
-		if (list_empty(&entry->base.vm_status))
-			list_add(&entry->base.vm_status, &vm->relocated);
-		spin_unlock(&vm->status_lock);
+		if (!entry->base.moved)
+			list_move(&entry->base.vm_status, &vm->relocated);
 		amdgpu_vm_invalidate_level(adev, vm, entry, level + 1);
 	}
 }
@@ -959,6 +946,14 @@ restart:
 	params.adev = adev;
 
 	if (vm->use_cpu_for_update) {
+		struct amdgpu_vm_bo_base *bo_base;
+
+		list_for_each_entry(bo_base, &vm->relocated, vm_status) {
+			r = amdgpu_bo_kmap(bo_base->bo, NULL);
+			if (unlikely(r))
+				return r;
+		}
+
 		r = amdgpu_vm_wait_pd(adev, vm, AMDGPU_FENCE_OWNER_VM);
 		if (unlikely(r))
 			return r;
@@ -974,7 +969,6 @@ restart:
 		params.func = amdgpu_vm_do_set_ptes;
 	}
 
-	spin_lock(&vm->status_lock);
 	while (!list_empty(&vm->relocated)) {
 		struct amdgpu_vm_bo_base *bo_base, *parent;
 		struct amdgpu_vm_pt *pt, *entry;
@@ -983,14 +977,12 @@ restart:
 		bo_base = list_first_entry(&vm->relocated,
 					   struct amdgpu_vm_bo_base,
 					   vm_status);
-		list_del_init(&bo_base->vm_status);
-		spin_unlock(&vm->status_lock);
+		bo_base->moved = false;
+		list_move(&bo_base->vm_status, &vm->idle);
 
 		bo = bo_base->bo->parent;
-		if (!bo) {
-			spin_lock(&vm->status_lock);
+		if (!bo)
 			continue;
-		}
 
 		parent = list_first_entry(&bo->va, struct amdgpu_vm_bo_base,
 					  bo_list);
@@ -999,12 +991,10 @@ restart:
 
 		amdgpu_vm_update_pde(&params, vm, pt, entry);
 
-		spin_lock(&vm->status_lock);
 		if (!vm->use_cpu_for_update &&
 		    (ndw - params.ib->length_dw) < 32)
 			break;
 	}
-	spin_unlock(&vm->status_lock);
 
 	if (vm->use_cpu_for_update) {
 		/* Flush HDP */
@@ -1107,9 +1097,7 @@ static void amdgpu_vm_handle_huge_pages(struct amdgpu_pte_update_params *p,
 		if (entry->huge) {
 			/* Add the entry to the relocated list to update it. */
 			entry->huge = false;
-			spin_lock(&p->vm->status_lock);
 			list_move(&entry->base.vm_status, &p->vm->relocated);
-			spin_unlock(&p->vm->status_lock);
 		}
 		return;
 	}
@@ -1588,18 +1576,22 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev,
 		amdgpu_asic_flush_hdp(adev, NULL);
 	}
 
-	spin_lock(&vm->status_lock);
+	spin_lock(&vm->moved_lock);
 	list_del_init(&bo_va->base.vm_status);
+	spin_unlock(&vm->moved_lock);
 
 	/* If the BO is not in its preferred location add it back to
 	 * the evicted list so that it gets validated again on the
 	 * next command submission.
 	 */
-	if (bo && bo->tbo.resv == vm->root.base.bo->tbo.resv &&
-	    !(bo->preferred_domains &
-	    amdgpu_mem_type_to_domain(bo->tbo.mem.mem_type)))
-		list_add_tail(&bo_va->base.vm_status, &vm->evicted);
-	spin_unlock(&vm->status_lock);
+	if (bo && bo->tbo.resv == vm->root.base.bo->tbo.resv) {
+		uint32_t mem_type = bo->tbo.mem.mem_type;
+
+		if (!(bo->preferred_domains & amdgpu_mem_type_to_domain(mem_type)))
+			list_add_tail(&bo_va->base.vm_status, &vm->evicted);
+		else
+			list_add(&bo_va->base.vm_status, &vm->idle);
+	}
 
 	list_splice_init(&bo_va->invalids, &bo_va->valids);
 	bo_va->cleared = clear;
@@ -1808,19 +1800,18 @@ int amdgpu_vm_clear_freed(struct amdgpu_device *adev,
 int amdgpu_vm_handle_moved(struct amdgpu_device *adev,
 			   struct amdgpu_vm *vm)
 {
+	struct amdgpu_bo_va *bo_va, *tmp;
+	struct list_head moved;
 	bool clear;
-	int r = 0;
-
-	spin_lock(&vm->status_lock);
-	while (!list_empty(&vm->moved)) {
-		struct amdgpu_bo_va *bo_va;
-		struct reservation_object *resv;
+	int r;
 
-		bo_va = list_first_entry(&vm->moved,
-			struct amdgpu_bo_va, base.vm_status);
-		spin_unlock(&vm->status_lock);
+	INIT_LIST_HEAD(&moved);
+	spin_lock(&vm->moved_lock);
+	list_splice_init(&vm->moved, &moved);
+	spin_unlock(&vm->moved_lock);
 
-		resv = bo_va->base.bo->tbo.resv;
+	list_for_each_entry_safe(bo_va, tmp, &moved, base.vm_status) {
+		struct reservation_object *resv = bo_va->base.bo->tbo.resv;
 
 		/* Per VM BOs never need to bo cleared in the page tables */
 		if (resv == vm->root.base.bo->tbo.resv)
@@ -1833,17 +1824,19 @@ int amdgpu_vm_handle_moved(struct amdgpu_device *adev,
 			clear = true;
 
 		r = amdgpu_vm_bo_update(adev, bo_va, clear);
-		if (r)
+		if (r) {
+			spin_lock(&vm->moved_lock);
+			list_splice(&moved, &vm->moved);
+			spin_unlock(&vm->moved_lock);
 			return r;
+		}
 
 		if (!clear && resv != vm->root.base.bo->tbo.resv)
 			reservation_object_unlock(resv);
 
-		spin_lock(&vm->status_lock);
 	}
-	spin_unlock(&vm->status_lock);
 
-	return r;
+	return 0;
 }
 
 /**
@@ -1902,11 +1895,11 @@ static void amdgpu_vm_bo_insert_map(struct amdgpu_device *adev,
 	if (mapping->flags & AMDGPU_PTE_PRT)
 		amdgpu_vm_prt_get(adev);
 
-	if (bo && bo->tbo.resv == vm->root.base.bo->tbo.resv) {
-		spin_lock(&vm->status_lock);
-		if (list_empty(&bo_va->base.vm_status))
-			list_add(&bo_va->base.vm_status, &vm->moved);
-		spin_unlock(&vm->status_lock);
+	if (bo && bo->tbo.resv == vm->root.base.bo->tbo.resv &&
+	    !bo_va->base.moved) {
+		spin_lock(&vm->moved_lock);
+		list_move(&bo_va->base.vm_status, &vm->moved);
+		spin_unlock(&vm->moved_lock);
 	}
 	trace_amdgpu_vm_bo_map(bo_va, mapping);
 }
@@ -2216,9 +2209,9 @@ void amdgpu_vm_bo_rmv(struct amdgpu_device *adev,
 
 	list_del(&bo_va->base.bo_list);
 
-	spin_lock(&vm->status_lock);
+	spin_lock(&vm->moved_lock);
 	list_del(&bo_va->base.vm_status);
-	spin_unlock(&vm->status_lock);
+	spin_unlock(&vm->moved_lock);
 
 	list_for_each_entry_safe(mapping, next, &bo_va->valids, list) {
 		list_del(&mapping->list);
@@ -2258,31 +2251,28 @@ void amdgpu_vm_bo_invalidate(struct amdgpu_device *adev,
 
 	list_for_each_entry(bo_base, &bo->va, bo_list) {
 		struct amdgpu_vm *vm = bo_base->vm;
+		bool was_moved = bo_base->moved;
 
 		bo_base->moved = true;
 		if (evicted && bo->tbo.resv == vm->root.base.bo->tbo.resv) {
-			spin_lock(&bo_base->vm->status_lock);
 			if (bo->tbo.type == ttm_bo_type_kernel)
 				list_move(&bo_base->vm_status, &vm->evicted);
 			else
 				list_move_tail(&bo_base->vm_status,
 					       &vm->evicted);
-			spin_unlock(&bo_base->vm->status_lock);
 			continue;
 		}
 
-		if (bo->tbo.type == ttm_bo_type_kernel) {
-			spin_lock(&bo_base->vm->status_lock);
-			if (list_empty(&bo_base->vm_status))
-				list_add(&bo_base->vm_status, &vm->relocated);
-			spin_unlock(&bo_base->vm->status_lock);
+		if (was_moved)
 			continue;
-		}
 
-		spin_lock(&bo_base->vm->status_lock);
-		if (list_empty(&bo_base->vm_status))
-			list_add(&bo_base->vm_status, &vm->moved);
-		spin_unlock(&bo_base->vm->status_lock);
+		if (bo->tbo.type == ttm_bo_type_kernel) {
+			list_move(&bo_base->vm_status, &vm->relocated);
+		} else {
+			spin_lock(&bo_base->vm->moved_lock);
+			list_move(&bo_base->vm_status, &vm->moved);
+			spin_unlock(&bo_base->vm->moved_lock);
+		}
 	}
 }
 
@@ -2391,10 +2381,11 @@ int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm,
 	vm->va = RB_ROOT_CACHED;
 	for (i = 0; i < AMDGPU_MAX_VMHUBS; i++)
 		vm->reserved_vmid[i] = NULL;
-	spin_lock_init(&vm->status_lock);
 	INIT_LIST_HEAD(&vm->evicted);
 	INIT_LIST_HEAD(&vm->relocated);
+	spin_lock_init(&vm->moved_lock);
 	INIT_LIST_HEAD(&vm->moved);
+	INIT_LIST_HEAD(&vm->idle);
 	INIT_LIST_HEAD(&vm->freed);
 
 	/* create scheduler entity for page table updates */

drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h

@@ -168,9 +168,6 @@ struct amdgpu_vm {
 	/* tree of virtual addresses mapped */
 	struct rb_root_cached	va;
 
-	/* protecting invalidated */
-	spinlock_t		status_lock;
-
 	/* BOs who needs a validation */
 	struct list_head	evicted;
 
@@ -179,6 +176,10 @@ struct amdgpu_vm {
 
 	/* BOs moved, but not yet updated in the PT */
 	struct list_head	moved;
+	spinlock_t		moved_lock;
+
+	/* All BOs of this VM not currently in the state machine */
+	struct list_head	idle;
 
 	/* BO mappings freed, but not yet updated in the PT */
 	struct list_head	freed;
@@ -187,9 +188,6 @@ struct amdgpu_vm {
 	struct amdgpu_vm_pt     root;
 	struct dma_fence	*last_update;
 
-	/* protecting freed */
-	spinlock_t		freed_lock;
-
 	/* Scheduler entity for page table updates */
 	struct drm_sched_entity	entity;
 

drivers/gpu/drm/amd/amdgpu/dce_virtual.c

@@ -473,6 +473,7 @@ static int dce_virtual_hw_init(void *handle)
 		break;
 	case CHIP_VEGA10:
 	case CHIP_VEGA12:
+	case CHIP_VEGA20:
 		break;
 	default:
 		DRM_ERROR("Virtual display unsupported ASIC type: 0x%X\n", adev->asic_type);

drivers/gpu/drm/amd/amdgpu/df_v1_7.c

@@ -102,6 +102,13 @@ static void df_v1_7_get_clockgating_state(struct amdgpu_device *adev,
 		*flags |= AMD_CG_SUPPORT_DF_MGCG;
 }
 
+static void df_v1_7_enable_ecc_force_par_wr_rmw(struct amdgpu_device *adev,
+						bool enable)
+{
+	WREG32_FIELD15(DF, 0, DF_CS_AON0_CoherentSlaveModeCtrlA0,
+		       ForceParWrRMW, enable);
+}
+
 const struct amdgpu_df_funcs df_v1_7_funcs = {
 	.init = df_v1_7_init,
 	.enable_broadcast_mode = df_v1_7_enable_broadcast_mode,
@@ -109,4 +116,5 @@ const struct amdgpu_df_funcs df_v1_7_funcs = {
 	.get_hbm_channel_number = df_v1_7_get_hbm_channel_number,
 	.update_medium_grain_clock_gating = df_v1_7_update_medium_grain_clock_gating,
 	.get_clockgating_state = df_v1_7_get_clockgating_state,
+	.enable_ecc_force_par_wr_rmw = df_v1_7_enable_ecc_force_par_wr_rmw,
 };

drivers/gpu/drm/amd/amdgpu/df_v3_6.c

@@ -0,0 +1,116 @@
+/*
+ * Copyright 2018 Advanced Micro Devices, 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.
+ *
+ */
+#include "amdgpu.h"
+#include "df_v3_6.h"
+
+#include "df/df_3_6_default.h"
+#include "df/df_3_6_offset.h"
+#include "df/df_3_6_sh_mask.h"
+
+static u32 df_v3_6_channel_number[] = {1, 2, 0, 4, 0, 8, 0,
+				       16, 32, 0, 0, 0, 2, 4, 8};
+
+static void df_v3_6_init(struct amdgpu_device *adev)
+{
+}
+
+static void df_v3_6_enable_broadcast_mode(struct amdgpu_device *adev,
+					  bool enable)
+{
+	u32 tmp;
+
+	if (enable) {
+		tmp = RREG32_SOC15(DF, 0, mmFabricConfigAccessControl);
+		tmp &= ~FabricConfigAccessControl__CfgRegInstAccEn_MASK;
+		WREG32_SOC15(DF, 0, mmFabricConfigAccessControl, tmp);
+	} else
+		WREG32_SOC15(DF, 0, mmFabricConfigAccessControl,
+			     mmFabricConfigAccessControl_DEFAULT);
+}
+
+static u32 df_v3_6_get_fb_channel_number(struct amdgpu_device *adev)
+{
+	u32 tmp;
+
+	tmp = RREG32_SOC15(DF, 0, mmDF_CS_UMC_AON0_DramBaseAddress0);
+	tmp &= DF_CS_UMC_AON0_DramBaseAddress0__IntLvNumChan_MASK;
+	tmp >>= DF_CS_UMC_AON0_DramBaseAddress0__IntLvNumChan__SHIFT;
+
+	return tmp;
+}
+
+static u32 df_v3_6_get_hbm_channel_number(struct amdgpu_device *adev)
+{
+	int fb_channel_number;
+
+	fb_channel_number = adev->df_funcs->get_fb_channel_number(adev);
+	if (fb_channel_number > ARRAY_SIZE(df_v3_6_channel_number))
+		fb_channel_number = 0;
+
+	return df_v3_6_channel_number[fb_channel_number];
+}
+
+static void df_v3_6_update_medium_grain_clock_gating(struct amdgpu_device *adev,
+						     bool enable)
+{
+	u32 tmp;
+
+	/* Put DF on broadcast mode */
+	adev->df_funcs->enable_broadcast_mode(adev, true);
+
+	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DF_MGCG)) {
+		tmp = RREG32_SOC15(DF, 0, mmDF_PIE_AON0_DfGlobalClkGater);
+		tmp &= ~DF_PIE_AON0_DfGlobalClkGater__MGCGMode_MASK;
+		tmp |= DF_V3_6_MGCG_ENABLE_15_CYCLE_DELAY;
+		WREG32_SOC15(DF, 0, mmDF_PIE_AON0_DfGlobalClkGater, tmp);
+	} else {
+		tmp = RREG32_SOC15(DF, 0, mmDF_PIE_AON0_DfGlobalClkGater);
+		tmp &= ~DF_PIE_AON0_DfGlobalClkGater__MGCGMode_MASK;
+		tmp |= DF_V3_6_MGCG_DISABLE;
+		WREG32_SOC15(DF, 0, mmDF_PIE_AON0_DfGlobalClkGater, tmp);
+	}
+
+	/* Exit broadcast mode */
+	adev->df_funcs->enable_broadcast_mode(adev, false);
+}
+
+static void df_v3_6_get_clockgating_state(struct amdgpu_device *adev,
+					  u32 *flags)
+{
+	u32 tmp;
+
+	/* AMD_CG_SUPPORT_DF_MGCG */
+	tmp = RREG32_SOC15(DF, 0, mmDF_PIE_AON0_DfGlobalClkGater);
+	if (tmp & DF_V3_6_MGCG_ENABLE_15_CYCLE_DELAY)
+		*flags |= AMD_CG_SUPPORT_DF_MGCG;
+}
+
+const struct amdgpu_df_funcs df_v3_6_funcs = {
+	.init = df_v3_6_init,
+	.enable_broadcast_mode = df_v3_6_enable_broadcast_mode,
+	.get_fb_channel_number = df_v3_6_get_fb_channel_number,
+	.get_hbm_channel_number = df_v3_6_get_hbm_channel_number,
+	.update_medium_grain_clock_gating =
+			df_v3_6_update_medium_grain_clock_gating,
+	.get_clockgating_state = df_v3_6_get_clockgating_state,
+};

drivers/gpu/drm/amd/amdgpu/df_v3_6.h

@@ -0,0 +1,40 @@
+/*
+ * Copyright 2018 Advanced Micro Devices, 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.
+ *
+ */
+
+#ifndef __DF_V3_6_H__
+#define __DF_V3_6_H__
+
+#include "soc15_common.h"
+
+enum DF_V3_6_MGCG {
+	DF_V3_6_MGCG_DISABLE = 0,
+	DF_V3_6_MGCG_ENABLE_00_CYCLE_DELAY = 1,
+	DF_V3_6_MGCG_ENABLE_01_CYCLE_DELAY = 2,
+	DF_V3_6_MGCG_ENABLE_15_CYCLE_DELAY = 13,
+	DF_V3_6_MGCG_ENABLE_31_CYCLE_DELAY = 14,
+	DF_V3_6_MGCG_ENABLE_63_CYCLE_DELAY = 15
+};
+
+extern const struct amdgpu_df_funcs df_v3_6_funcs;
+
+#endif

drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c

@@ -27,6 +27,7 @@
 #include "amdgpu_gfx.h"
 #include "soc15.h"
 #include "soc15d.h"
+#include "amdgpu_atomfirmware.h"
 
 #include "gc/gc_9_0_offset.h"
 #include "gc/gc_9_0_sh_mask.h"
@@ -63,6 +64,13 @@ MODULE_FIRMWARE("amdgpu/vega12_mec.bin");
 MODULE_FIRMWARE("amdgpu/vega12_mec2.bin");
 MODULE_FIRMWARE("amdgpu/vega12_rlc.bin");
 
+MODULE_FIRMWARE("amdgpu/vega20_ce.bin");
+MODULE_FIRMWARE("amdgpu/vega20_pfp.bin");
+MODULE_FIRMWARE("amdgpu/vega20_me.bin");
+MODULE_FIRMWARE("amdgpu/vega20_mec.bin");
+MODULE_FIRMWARE("amdgpu/vega20_mec2.bin");
+MODULE_FIRMWARE("amdgpu/vega20_rlc.bin");
+
 MODULE_FIRMWARE("amdgpu/raven_ce.bin");
 MODULE_FIRMWARE("amdgpu/raven_pfp.bin");
 MODULE_FIRMWARE("amdgpu/raven_me.bin");
@@ -72,29 +80,22 @@ MODULE_FIRMWARE("amdgpu/raven_rlc.bin");
 
 static const struct soc15_reg_golden golden_settings_gc_9_0[] =
 {
-	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCPC_UTCL1_CNTL, 0x08000000, 0x08000080),
-	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCPF_UTCL1_CNTL, 0x08000000, 0x08000080),
-	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCPG_UTCL1_CNTL, 0x08000000, 0x08000080),
 	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, mmIA_UTCL1_CNTL, 0x08000000, 0x08000080),
 	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, mmRLC_GPM_UTCL1_CNTL_0, 0x08000000, 0x08000080),
-	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_GPM_UTCL1_CNTL_1, 0x08000000, 0x08000080),
-	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_GPM_UTCL1_CNTL_2, 0x08000000, 0x08000080),
-	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_PREWALKER_UTCL1_CNTL, 0x08000000, 0x08000080),
-	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_SPM_UTCL1_CNTL, 0x08000000, 0x08000080),
 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSH_MEM_CONFIG, 0x00001000, 0x00001000),
-	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSPI_CONFIG_CNTL_1, 0x0000000f, 0x01000107),
+	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),
-	SOC15_REG_GOLDEN_VALUE(GC, 0, mmWD_UTCL1_CNTL, 0x08000000, 0x08000080)
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmVGT_GS_MAX_WAVE_ID, 0x00000fff, 0x000003ff)
 };
 
 static const struct soc15_reg_golden golden_settings_gc_9_0_vg10[] =
@@ -108,6 +109,20 @@ static const struct soc15_reg_golden golden_settings_gc_9_0_vg10[] =
 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTD_CNTL, 0x00001800, 0x00000800)
 };
 
+static const struct soc15_reg_golden golden_settings_gc_9_0_vg20[] =
+{
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_HW_CONTROL_2, 0x0f000000, 0x0a000000),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_HW_CONTROL_3, 0x30000000, 0x10000000),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_ADDR_CONFIG, 0xf3e777ff, 0x22014042),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_ADDR_CONFIG_READ, 0xf3e777ff, 0x22014042),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmDB_DEBUG2, 0x00003e00, 0x00000400),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_ENHANCE_1, 0xff840000, 0x04040000),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRMI_UTCL1_CNTL2, 0x00030000, 0x00030000),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSPI_CONFIG_CNTL_1, 0xffff010f, 0x01000107),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTA_CNTL_AUX, 0x000b0000, 0x000b0000),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTD_CNTL, 0x01000000, 0x01000000)
+};
+
 static const struct soc15_reg_golden golden_settings_gc_9_1[] =
 {
 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_HW_CONTROL, 0xfffdf3cf, 0x00014104),
@@ -241,6 +256,14 @@ static void gfx_v9_0_init_golden_registers(struct amdgpu_device *adev)
 						golden_settings_gc_9_2_1_vg12,
 						ARRAY_SIZE(golden_settings_gc_9_2_1_vg12));
 		break;
+	case CHIP_VEGA20:
+		soc15_program_register_sequence(adev,
+						golden_settings_gc_9_0,
+						ARRAY_SIZE(golden_settings_gc_9_0));
+		soc15_program_register_sequence(adev,
+						golden_settings_gc_9_0_vg20,
+						ARRAY_SIZE(golden_settings_gc_9_0_vg20));
+		break;
 	case CHIP_RAVEN:
 		soc15_program_register_sequence(adev,
 						 golden_settings_gc_9_1,
@@ -468,6 +491,9 @@ static int gfx_v9_0_init_microcode(struct amdgpu_device *adev)
 	case CHIP_VEGA12:
 		chip_name = "vega12";
 		break;
+	case CHIP_VEGA20:
+		chip_name = "vega20";
+		break;
 	case CHIP_RAVEN:
 		chip_name = "raven";
 		break;
@@ -1088,9 +1114,10 @@ static const struct amdgpu_gfx_funcs gfx_v9_0_gfx_funcs = {
 	.select_me_pipe_q = &gfx_v9_0_select_me_pipe_q
 };
 
-static void gfx_v9_0_gpu_early_init(struct amdgpu_device *adev)
+static int gfx_v9_0_gpu_early_init(struct amdgpu_device *adev)
 {
 	u32 gb_addr_config;
+	int err;
 
 	adev->gfx.funcs = &gfx_v9_0_gfx_funcs;
 
@@ -1112,6 +1139,20 @@ static void gfx_v9_0_gpu_early_init(struct amdgpu_device *adev)
 		gb_addr_config = VEGA12_GB_ADDR_CONFIG_GOLDEN;
 		DRM_INFO("fix gfx.config for vega12\n");
 		break;
+	case CHIP_VEGA20:
+		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 = RREG32_SOC15(GC, 0, mmGB_ADDR_CONFIG);
+		gb_addr_config &= ~0xf3e777ff;
+		gb_addr_config |= 0x22014042;
+		/* check vbios table if gpu info is not available */
+		err = amdgpu_atomfirmware_get_gfx_info(adev);
+		if (err)
+			return err;
+		break;
 	case CHIP_RAVEN:
 		adev->gfx.config.max_hw_contexts = 8;
 		adev->gfx.config.sc_prim_fifo_size_frontend = 0x20;
@@ -1161,6 +1202,8 @@ static void gfx_v9_0_gpu_early_init(struct amdgpu_device *adev)
 					adev->gfx.config.gb_addr_config,
 					GB_ADDR_CONFIG,
 					PIPE_INTERLEAVE_SIZE));
+
+	return 0;
 }
 
 static int gfx_v9_0_ngg_create_buf(struct amdgpu_device *adev,
@@ -1394,6 +1437,7 @@ static int gfx_v9_0_sw_init(void *handle)
 	switch (adev->asic_type) {
 	case CHIP_VEGA10:
 	case CHIP_VEGA12:
+	case CHIP_VEGA20:
 	case CHIP_RAVEN:
 		adev->gfx.mec.num_mec = 2;
 		break;
@@ -1521,7 +1565,9 @@ static int gfx_v9_0_sw_init(void *handle)
 
 	adev->gfx.ce_ram_size = 0x8000;
 
-	gfx_v9_0_gpu_early_init(adev);
+	r = gfx_v9_0_gpu_early_init(adev);
+	if (r)
+		return r;
 
 	r = gfx_v9_0_ngg_init(adev);
 	if (r)
@@ -3688,6 +3734,7 @@ static int gfx_v9_0_set_clockgating_state(void *handle,
 	switch (adev->asic_type) {
 	case CHIP_VEGA10:
 	case CHIP_VEGA12:
+	case CHIP_VEGA20:
 	case CHIP_RAVEN:
 		gfx_v9_0_update_gfx_clock_gating(adev,
 						 state == AMD_CG_STATE_GATE ? true : false);
@@ -4680,6 +4727,7 @@ static void gfx_v9_0_set_rlc_funcs(struct amdgpu_device *adev)
 	switch (adev->asic_type) {
 	case CHIP_VEGA10:
 	case CHIP_VEGA12:
+	case CHIP_VEGA20:
 	case CHIP_RAVEN:
 		adev->gfx.rlc.funcs = &gfx_v9_0_rlc_funcs;
 		break;

drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c

@@ -675,6 +675,7 @@ static int gmc_v9_0_late_init(void *handle)
 			DRM_INFO("ECC is active.\n");
 		} else if (r == 0) {
 			DRM_INFO("ECC is not present.\n");
+			adev->df_funcs->enable_ecc_force_par_wr_rmw(adev, false);
 		} else {
 			DRM_ERROR("gmc_v9_0_ecc_available() failed. r: %d\n", r);
 			return r;
@@ -693,10 +694,7 @@ static void gmc_v9_0_vram_gtt_location(struct amdgpu_device *adev,
 	amdgpu_device_vram_location(adev, &adev->gmc, base);
 	amdgpu_device_gart_location(adev, mc);
 	/* base offset of vram pages */
-	if (adev->flags & AMD_IS_APU)
-		adev->vm_manager.vram_base_offset = gfxhub_v1_0_get_mc_fb_offset(adev);
-	else
-		adev->vm_manager.vram_base_offset = 0;
+	adev->vm_manager.vram_base_offset = gfxhub_v1_0_get_mc_fb_offset(adev);
 }
 
 /**
@@ -755,6 +753,7 @@ static int gmc_v9_0_mc_init(struct amdgpu_device *adev)
 		switch (adev->asic_type) {
 		case CHIP_VEGA10:  /* all engines support GPUVM */
 		case CHIP_VEGA12:  /* all engines support GPUVM */
+		case CHIP_VEGA20:
 		default:
 			adev->gmc.gart_size = 512ULL << 20;
 			break;
@@ -860,6 +859,7 @@ static int gmc_v9_0_sw_init(void *handle)
 		break;
 	case CHIP_VEGA10:
 	case CHIP_VEGA12:
+	case CHIP_VEGA20:
 		/*
 		 * To fulfill 4-level page support,
 		 * vm size is 256TB (48bit), maximum size of Vega10,
@@ -977,6 +977,7 @@ static void gmc_v9_0_init_golden_registers(struct amdgpu_device *adev)
 
 	switch (adev->asic_type) {
 	case CHIP_VEGA10:
+	case CHIP_VEGA20:
 		soc15_program_register_sequence(adev,
 						golden_settings_mmhub_1_0_0,
 						ARRAY_SIZE(golden_settings_mmhub_1_0_0));

drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c

@@ -734,6 +734,7 @@ int mmhub_v1_0_set_clockgating(struct amdgpu_device *adev,
 	switch (adev->asic_type) {
 	case CHIP_VEGA10:
 	case CHIP_VEGA12:
+	case CHIP_VEGA20:
 	case CHIP_RAVEN:
 		mmhub_v1_0_update_medium_grain_clock_gating(adev,
 				state == AMD_CG_STATE_GATE ? true : false);

drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c

@@ -34,10 +34,19 @@
 #define smnCPM_CONTROL                                                                                  0x11180460
 #define smnPCIE_CNTL2                                                                                   0x11180070
 
+/* vega20 */
+#define mmRCC_DEV0_EPF0_STRAP0_VG20                                                                         0x0011
+#define mmRCC_DEV0_EPF0_STRAP0_VG20_BASE_IDX                                                                2
+
 static u32 nbio_v7_0_get_rev_id(struct amdgpu_device *adev)
 {
         u32 tmp = RREG32_SOC15(NBIO, 0, mmRCC_DEV0_EPF0_STRAP0);
 
+	if (adev->asic_type == CHIP_VEGA20)
+		tmp = RREG32_SOC15(NBIO, 0, mmRCC_DEV0_EPF0_STRAP0_VG20);
+	else
+		tmp = RREG32_SOC15(NBIO, 0, mmRCC_DEV0_EPF0_STRAP0);
+
 	tmp &= RCC_DEV0_EPF0_STRAP0__STRAP_ATI_REV_ID_DEV0_F0_MASK;
 	tmp >>= RCC_DEV0_EPF0_STRAP0__STRAP_ATI_REV_ID_DEV0_F0__SHIFT;
 
@@ -75,10 +84,14 @@ static void nbio_v7_0_sdma_doorbell_range(struct amdgpu_device *adev, int instan
 			SOC15_REG_OFFSET(NBIO, 0, mmBIF_SDMA1_DOORBELL_RANGE);
 
 	u32 doorbell_range = RREG32(reg);
+	u32 range = 2;
+
+	if (adev->asic_type == CHIP_VEGA20)
+		range = 8;
 
 	if (use_doorbell) {
 		doorbell_range = REG_SET_FIELD(doorbell_range, BIF_SDMA0_DOORBELL_RANGE, OFFSET, doorbell_index);
-		doorbell_range = REG_SET_FIELD(doorbell_range, BIF_SDMA0_DOORBELL_RANGE, SIZE, 2);
+		doorbell_range = REG_SET_FIELD(doorbell_range, BIF_SDMA0_DOORBELL_RANGE, SIZE, range);
 	} else
 		doorbell_range = REG_SET_FIELD(doorbell_range, BIF_SDMA0_DOORBELL_RANGE, SIZE, 0);
 
@@ -133,6 +146,9 @@ static void nbio_v7_0_update_medium_grain_clock_gating(struct amdgpu_device *ade
 {
 	uint32_t def, data;
 
+	if (adev->asic_type == CHIP_VEGA20)
+		return;
+
 	/* NBIF_MGCG_CTRL_LCLK */
 	def = data = RREG32_PCIE(smnNBIF_MGCG_CTRL_LCLK);
 

drivers/gpu/drm/amd/amdgpu/psp_v3_1.c

@@ -41,6 +41,9 @@ MODULE_FIRMWARE("amdgpu/vega10_sos.bin");
 MODULE_FIRMWARE("amdgpu/vega10_asd.bin");
 MODULE_FIRMWARE("amdgpu/vega12_sos.bin");
 MODULE_FIRMWARE("amdgpu/vega12_asd.bin");
+MODULE_FIRMWARE("amdgpu/vega20_sos.bin");
+MODULE_FIRMWARE("amdgpu/vega20_asd.bin");
+
 
 #define smnMP1_FIRMWARE_FLAGS 0x3010028
 

drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c

@@ -42,6 +42,8 @@ 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/vega20_sdma.bin");
+MODULE_FIRMWARE("amdgpu/vega20_sdma1.bin");
 MODULE_FIRMWARE("amdgpu/raven_sdma.bin");
 
 #define SDMA0_POWER_CNTL__ON_OFF_CONDITION_HOLD_TIME_MASK  0x000000F8L
@@ -107,6 +109,28 @@ static const struct soc15_reg_golden golden_settings_sdma_4_1[] =
 	SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_UTCL1_PAGE, 0x000003ff, 0x000003c0)
 };
 
+static const struct soc15_reg_golden golden_settings_sdma_4_2[] =
+{
+	SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_CHICKEN_BITS, 0xfe931f07, 0x02831d07),
+	SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_CLK_CTRL, 0xffffffff, 0x3f000100),
+	SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_GB_ADDR_CONFIG, 0x0000773f, 0x00004002),
+	SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_GB_ADDR_CONFIG_READ, 0x0000773f, 0x00004002),
+	SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_GFX_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
+	SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_PAGE_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
+	SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RLC0_RB_WPTR_POLL_CNTL, 0xfffffff0, 0x00403000),
+	SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RLC1_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
+	SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_UTCL1_PAGE, 0x000003ff, 0x000003c0),
+	SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_CHICKEN_BITS, 0xfe931f07, 0x02831d07),
+	SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_CLK_CTRL, 0xffffffff, 0x3f000100),
+	SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_GB_ADDR_CONFIG, 0x0000773f, 0x00004002),
+	SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_GB_ADDR_CONFIG_READ, 0x0000773f, 0x00004002),
+	SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_GFX_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
+	SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_PAGE_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
+	SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_RLC0_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
+	SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_RLC1_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
+	SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_UTCL1_PAGE, 0x000003ff, 0x000003c0)
+};
+
 static const struct soc15_reg_golden golden_settings_sdma_rv1[] =
 {
 	SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_GB_ADDR_CONFIG, 0x0018773f, 0x00000002),
@@ -139,6 +163,11 @@ static void sdma_v4_0_init_golden_registers(struct amdgpu_device *adev)
 						golden_settings_sdma_vg12,
 						ARRAY_SIZE(golden_settings_sdma_vg12));
 		break;
+	case CHIP_VEGA20:
+		soc15_program_register_sequence(adev,
+						golden_settings_sdma_4_2,
+						ARRAY_SIZE(golden_settings_sdma_4_2));
+		break;
 	case CHIP_RAVEN:
 		soc15_program_register_sequence(adev,
 						 golden_settings_sdma_4_1,
@@ -182,6 +211,9 @@ static int sdma_v4_0_init_microcode(struct amdgpu_device *adev)
 	case CHIP_VEGA12:
 		chip_name = "vega12";
 		break;
+	case CHIP_VEGA20:
+		chip_name = "vega20";
+		break;
 	case CHIP_RAVEN:
 		chip_name = "raven";
 		break;
@@ -1516,6 +1548,7 @@ static int sdma_v4_0_set_clockgating_state(void *handle,
 	switch (adev->asic_type) {
 	case CHIP_VEGA10:
 	case CHIP_VEGA12:
+	case CHIP_VEGA20:
 	case CHIP_RAVEN:
 		sdma_v4_0_update_medium_grain_clock_gating(adev,
 				state == AMD_CG_STATE_GATE ? true : false);

drivers/gpu/drm/amd/amdgpu/soc15.c

@@ -41,8 +41,6 @@
 #include "sdma1/sdma1_4_0_offset.h"
 #include "hdp/hdp_4_0_offset.h"
 #include "hdp/hdp_4_0_sh_mask.h"
-#include "mp/mp_9_0_offset.h"
-#include "mp/mp_9_0_sh_mask.h"
 #include "smuio/smuio_9_0_offset.h"
 #include "smuio/smuio_9_0_sh_mask.h"
 
@@ -53,6 +51,7 @@
 #include "gfxhub_v1_0.h"
 #include "mmhub_v1_0.h"
 #include "df_v1_7.h"
+#include "df_v3_6.h"
 #include "vega10_ih.h"
 #include "sdma_v4_0.h"
 #include "uvd_v7_0.h"
@@ -489,16 +488,24 @@ int soc15_set_ip_blocks(struct amdgpu_device *adev)
 	case CHIP_RAVEN:
 		vega10_reg_base_init(adev);
 		break;
+	case CHIP_VEGA20:
+		vega20_reg_base_init(adev);
+		break;
 	default:
 		return -EINVAL;
 	}
 
 	if (adev->flags & AMD_IS_APU)
 		adev->nbio_funcs = &nbio_v7_0_funcs;
+	else if (adev->asic_type == CHIP_VEGA20)
+		adev->nbio_funcs = &nbio_v7_0_funcs;
 	else
 		adev->nbio_funcs = &nbio_v6_1_funcs;
 
-	adev->df_funcs = &df_v1_7_funcs;
+	if (adev->asic_type == CHIP_VEGA20)
+		adev->df_funcs = &df_v3_6_funcs;
+	else
+		adev->df_funcs = &df_v1_7_funcs;
 	adev->nbio_funcs->detect_hw_virt(adev);
 
 	if (amdgpu_sriov_vf(adev))
@@ -507,12 +514,15 @@ int soc15_set_ip_blocks(struct amdgpu_device *adev)
 	switch (adev->asic_type) {
 	case CHIP_VEGA10:
 	case CHIP_VEGA12:
+	case CHIP_VEGA20:
 		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);
-		amdgpu_device_ip_block_add(adev, &psp_v3_1_ip_block);
-		if (!amdgpu_sriov_vf(adev))
-			amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
+		if (adev->asic_type != CHIP_VEGA20) {
+			amdgpu_device_ip_block_add(adev, &psp_v3_1_ip_block);
+			if (!amdgpu_sriov_vf(adev))
+				amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
+		}
 		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
 			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
 #if defined(CONFIG_DRM_AMD_DC)
@@ -660,6 +670,27 @@ static int soc15_common_early_init(void *handle)
 		adev->pg_flags = 0;
 		adev->external_rev_id = adev->rev_id + 0x14;
 		break;
+	case CHIP_VEGA20:
+		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_ROM_MGCG |
+			AMD_CG_SUPPORT_VCE_MGCG |
+			AMD_CG_SUPPORT_UVD_MGCG;
+		adev->pg_flags = 0;
+		adev->external_rev_id = adev->rev_id + 0x28;
+		break;
 	case CHIP_RAVEN:
 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
 			AMD_CG_SUPPORT_GFX_MGLS |
@@ -679,8 +710,10 @@ static int soc15_common_early_init(void *handle)
 			AMD_CG_SUPPORT_MC_MGCG |
 			AMD_CG_SUPPORT_MC_LS |
 			AMD_CG_SUPPORT_SDMA_MGCG |
-			AMD_CG_SUPPORT_SDMA_LS;
-		adev->pg_flags = AMD_PG_SUPPORT_SDMA;
+			AMD_CG_SUPPORT_SDMA_LS |
+			AMD_CG_SUPPORT_VCN_MGCG;
+
+		adev->pg_flags = AMD_PG_SUPPORT_SDMA | AMD_PG_SUPPORT_VCN;
 
 		if (adev->powerplay.pp_feature & PP_GFXOFF_MASK)
 			adev->pg_flags |= AMD_PG_SUPPORT_GFX_PG |
@@ -872,6 +905,7 @@ static int soc15_common_set_clockgating_state(void *handle,
 	switch (adev->asic_type) {
 	case CHIP_VEGA10:
 	case CHIP_VEGA12:
+	case CHIP_VEGA20:
 		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,

drivers/gpu/drm/amd/amdgpu/soc15.h

@@ -55,5 +55,6 @@ void soc15_program_register_sequence(struct amdgpu_device *adev,
 					     const u32 array_size);
 
 int vega10_reg_base_init(struct amdgpu_device *adev);
+int vega20_reg_base_init(struct amdgpu_device *adev);
 
 #endif

drivers/gpu/drm/amd/amdgpu/soc15_common.h

@@ -47,6 +47,21 @@
 #define WREG32_SOC15_OFFSET(ip, inst, reg, offset, value) \
 	WREG32((adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + reg) + offset, value)
 
+#define SOC15_WAIT_ON_RREG(ip, inst, reg, expected_value, mask, ret) \
+	do {							\
+		uint32_t tmp_ = RREG32(adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + reg); \
+		uint32_t loop = adev->usec_timeout;		\
+		while ((tmp_ & (mask)) != (expected_value)) {	\
+			udelay(2);				\
+			tmp_ = RREG32(adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + reg); \
+			loop--;					\
+			if (!loop) {				\
+				ret = -ETIMEDOUT;		\
+				break;				\
+			}					\
+		}						\
+	} while (0)
+
 #endif
 
 

drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c

@@ -93,6 +93,7 @@ static void uvd_v4_2_ring_set_wptr(struct amdgpu_ring *ring)
 static int uvd_v4_2_early_init(void *handle)
 {
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+	adev->uvd.num_uvd_inst = 1;
 
 	uvd_v4_2_set_ring_funcs(adev);
 	uvd_v4_2_set_irq_funcs(adev);
@@ -107,7 +108,7 @@ static int uvd_v4_2_sw_init(void *handle)
 	int r;
 
 	/* UVD TRAP */
-	r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, 124, &adev->uvd.irq);
+	r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, 124, &adev->uvd.inst->irq);
 	if (r)
 		return r;
 
@@ -119,9 +120,9 @@ static int uvd_v4_2_sw_init(void *handle)
 	if (r)
 		return r;
 
-	ring = &adev->uvd.ring;
+	ring = &adev->uvd.inst->ring;
 	sprintf(ring->name, "uvd");
-	r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.irq, 0);
+	r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.inst->irq, 0);
 
 	return r;
 }
@@ -150,7 +151,7 @@ static void uvd_v4_2_enable_mgcg(struct amdgpu_device *adev,
 static int uvd_v4_2_hw_init(void *handle)
 {
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
-	struct amdgpu_ring *ring = &adev->uvd.ring;
+	struct amdgpu_ring *ring = &adev->uvd.inst->ring;
 	uint32_t tmp;
 	int r;
 
@@ -208,7 +209,7 @@ done:
 static int uvd_v4_2_hw_fini(void *handle)
 {
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
-	struct amdgpu_ring *ring = &adev->uvd.ring;
+	struct amdgpu_ring *ring = &adev->uvd.inst->ring;
 
 	if (RREG32(mmUVD_STATUS) != 0)
 		uvd_v4_2_stop(adev);
@@ -251,7 +252,7 @@ static int uvd_v4_2_resume(void *handle)
  */
 static int uvd_v4_2_start(struct amdgpu_device *adev)
 {
-	struct amdgpu_ring *ring = &adev->uvd.ring;
+	struct amdgpu_ring *ring = &adev->uvd.inst->ring;
 	uint32_t rb_bufsz;
 	int i, j, r;
 	u32 tmp;
@@ -523,6 +524,18 @@ static void uvd_v4_2_ring_emit_ib(struct amdgpu_ring *ring,
 	amdgpu_ring_write(ring, ib->length_dw);
 }
 
+static void uvd_v4_2_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count)
+{
+	int i;
+
+	WARN_ON(ring->wptr % 2 || count % 2);
+
+	for (i = 0; i < count / 2; i++) {
+		amdgpu_ring_write(ring, PACKET0(mmUVD_NO_OP, 0));
+		amdgpu_ring_write(ring, 0);
+	}
+}
+
 /**
  * uvd_v4_2_mc_resume - memory controller programming
  *
@@ -536,7 +549,7 @@ static void uvd_v4_2_mc_resume(struct amdgpu_device *adev)
 	uint32_t size;
 
 	/* programm the VCPU memory controller bits 0-27 */
-	addr = (adev->uvd.gpu_addr + AMDGPU_UVD_FIRMWARE_OFFSET) >> 3;
+	addr = (adev->uvd.inst->gpu_addr + AMDGPU_UVD_FIRMWARE_OFFSET) >> 3;
 	size = AMDGPU_UVD_FIRMWARE_SIZE(adev) >> 3;
 	WREG32(mmUVD_VCPU_CACHE_OFFSET0, addr);
 	WREG32(mmUVD_VCPU_CACHE_SIZE0, size);
@@ -553,11 +566,11 @@ static void uvd_v4_2_mc_resume(struct amdgpu_device *adev)
 	WREG32(mmUVD_VCPU_CACHE_SIZE2, size);
 
 	/* bits 28-31 */
-	addr = (adev->uvd.gpu_addr >> 28) & 0xF;
+	addr = (adev->uvd.inst->gpu_addr >> 28) & 0xF;
 	WREG32(mmUVD_LMI_ADDR_EXT, (addr << 12) | (addr << 0));
 
 	/* bits 32-39 */
-	addr = (adev->uvd.gpu_addr >> 32) & 0xFF;
+	addr = (adev->uvd.inst->gpu_addr >> 32) & 0xFF;
 	WREG32(mmUVD_LMI_EXT40_ADDR, addr | (0x9 << 16) | (0x1 << 31));
 
 	WREG32(mmUVD_UDEC_ADDR_CONFIG, adev->gfx.config.gb_addr_config);
@@ -664,7 +677,7 @@ static int uvd_v4_2_process_interrupt(struct amdgpu_device *adev,
 				      struct amdgpu_iv_entry *entry)
 {
 	DRM_DEBUG("IH: UVD TRAP\n");
-	amdgpu_fence_process(&adev->uvd.ring);
+	amdgpu_fence_process(&adev->uvd.inst->ring);
 	return 0;
 }
 
@@ -732,7 +745,6 @@ static const struct amd_ip_funcs uvd_v4_2_ip_funcs = {
 static const struct amdgpu_ring_funcs uvd_v4_2_ring_funcs = {
 	.type = AMDGPU_RING_TYPE_UVD,
 	.align_mask = 0xf,
-	.nop = PACKET0(mmUVD_NO_OP, 0),
 	.support_64bit_ptrs = false,
 	.get_rptr = uvd_v4_2_ring_get_rptr,
 	.get_wptr = uvd_v4_2_ring_get_wptr,
@@ -745,7 +757,7 @@ static const struct amdgpu_ring_funcs uvd_v4_2_ring_funcs = {
 	.emit_fence = uvd_v4_2_ring_emit_fence,
 	.test_ring = uvd_v4_2_ring_test_ring,
 	.test_ib = amdgpu_uvd_ring_test_ib,
-	.insert_nop = amdgpu_ring_insert_nop,
+	.insert_nop = uvd_v4_2_ring_insert_nop,
 	.pad_ib = amdgpu_ring_generic_pad_ib,
 	.begin_use = amdgpu_uvd_ring_begin_use,
 	.end_use = amdgpu_uvd_ring_end_use,
@@ -753,7 +765,7 @@ static const struct amdgpu_ring_funcs uvd_v4_2_ring_funcs = {
 
 static void uvd_v4_2_set_ring_funcs(struct amdgpu_device *adev)
 {
-	adev->uvd.ring.funcs = &uvd_v4_2_ring_funcs;
+	adev->uvd.inst->ring.funcs = &uvd_v4_2_ring_funcs;
 }
 
 static const struct amdgpu_irq_src_funcs uvd_v4_2_irq_funcs = {
@@ -763,8 +775,8 @@ static const struct amdgpu_irq_src_funcs uvd_v4_2_irq_funcs = {
 
 static void uvd_v4_2_set_irq_funcs(struct amdgpu_device *adev)
 {
-	adev->uvd.irq.num_types = 1;
-	adev->uvd.irq.funcs = &uvd_v4_2_irq_funcs;
+	adev->uvd.inst->irq.num_types = 1;
+	adev->uvd.inst->irq.funcs = &uvd_v4_2_irq_funcs;
 }
 
 const struct amdgpu_ip_block_version uvd_v4_2_ip_block =

drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c

@@ -89,6 +89,7 @@ static void uvd_v5_0_ring_set_wptr(struct amdgpu_ring *ring)
 static int uvd_v5_0_early_init(void *handle)
 {
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+	adev->uvd.num_uvd_inst = 1;
 
 	uvd_v5_0_set_ring_funcs(adev);
 	uvd_v5_0_set_irq_funcs(adev);
@@ -103,7 +104,7 @@ static int uvd_v5_0_sw_init(void *handle)
 	int r;
 
 	/* UVD TRAP */
-	r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, 124, &adev->uvd.irq);
+	r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, 124, &adev->uvd.inst->irq);
 	if (r)
 		return r;
 
@@ -115,9 +116,9 @@ static int uvd_v5_0_sw_init(void *handle)
 	if (r)
 		return r;
 
-	ring = &adev->uvd.ring;
+	ring = &adev->uvd.inst->ring;
 	sprintf(ring->name, "uvd");
-	r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.irq, 0);
+	r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.inst->irq, 0);
 
 	return r;
 }
@@ -144,7 +145,7 @@ static int uvd_v5_0_sw_fini(void *handle)
 static int uvd_v5_0_hw_init(void *handle)
 {
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
-	struct amdgpu_ring *ring = &adev->uvd.ring;
+	struct amdgpu_ring *ring = &adev->uvd.inst->ring;
 	uint32_t tmp;
 	int r;
 
@@ -204,7 +205,7 @@ done:
 static int uvd_v5_0_hw_fini(void *handle)
 {
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
-	struct amdgpu_ring *ring = &adev->uvd.ring;
+	struct amdgpu_ring *ring = &adev->uvd.inst->ring;
 
 	if (RREG32(mmUVD_STATUS) != 0)
 		uvd_v5_0_stop(adev);
@@ -253,9 +254,9 @@ static void uvd_v5_0_mc_resume(struct amdgpu_device *adev)
 
 	/* programm memory controller bits 0-27 */
 	WREG32(mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
-			lower_32_bits(adev->uvd.gpu_addr));
+			lower_32_bits(adev->uvd.inst->gpu_addr));
 	WREG32(mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
-			upper_32_bits(adev->uvd.gpu_addr));
+			upper_32_bits(adev->uvd.inst->gpu_addr));
 
 	offset = AMDGPU_UVD_FIRMWARE_OFFSET;
 	size = AMDGPU_UVD_FIRMWARE_SIZE(adev);
@@ -287,7 +288,7 @@ static void uvd_v5_0_mc_resume(struct amdgpu_device *adev)
  */
 static int uvd_v5_0_start(struct amdgpu_device *adev)
 {
-	struct amdgpu_ring *ring = &adev->uvd.ring;
+	struct amdgpu_ring *ring = &adev->uvd.inst->ring;
 	uint32_t rb_bufsz, tmp;
 	uint32_t lmi_swap_cntl;
 	uint32_t mp_swap_cntl;
@@ -540,6 +541,18 @@ static void uvd_v5_0_ring_emit_ib(struct amdgpu_ring *ring,
 	amdgpu_ring_write(ring, ib->length_dw);
 }
 
+static void uvd_v5_0_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count)
+{
+	int i;
+
+	WARN_ON(ring->wptr % 2 || count % 2);
+
+	for (i = 0; i < count / 2; i++) {
+		amdgpu_ring_write(ring, PACKET0(mmUVD_NO_OP, 0));
+		amdgpu_ring_write(ring, 0);
+	}
+}
+
 static bool uvd_v5_0_is_idle(void *handle)
 {
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
@@ -586,7 +599,7 @@ static int uvd_v5_0_process_interrupt(struct amdgpu_device *adev,
 				      struct amdgpu_iv_entry *entry)
 {
 	DRM_DEBUG("IH: UVD TRAP\n");
-	amdgpu_fence_process(&adev->uvd.ring);
+	amdgpu_fence_process(&adev->uvd.inst->ring);
 	return 0;
 }
 
@@ -840,7 +853,6 @@ static const struct amd_ip_funcs uvd_v5_0_ip_funcs = {
 static const struct amdgpu_ring_funcs uvd_v5_0_ring_funcs = {
 	.type = AMDGPU_RING_TYPE_UVD,
 	.align_mask = 0xf,
-	.nop = PACKET0(mmUVD_NO_OP, 0),
 	.support_64bit_ptrs = false,
 	.get_rptr = uvd_v5_0_ring_get_rptr,
 	.get_wptr = uvd_v5_0_ring_get_wptr,
@@ -853,7 +865,7 @@ static const struct amdgpu_ring_funcs uvd_v5_0_ring_funcs = {
 	.emit_fence = uvd_v5_0_ring_emit_fence,
 	.test_ring = uvd_v5_0_ring_test_ring,
 	.test_ib = amdgpu_uvd_ring_test_ib,
-	.insert_nop = amdgpu_ring_insert_nop,
+	.insert_nop = uvd_v5_0_ring_insert_nop,
 	.pad_ib = amdgpu_ring_generic_pad_ib,
 	.begin_use = amdgpu_uvd_ring_begin_use,
 	.end_use = amdgpu_uvd_ring_end_use,
@@ -861,7 +873,7 @@ static const struct amdgpu_ring_funcs uvd_v5_0_ring_funcs = {
 
 static void uvd_v5_0_set_ring_funcs(struct amdgpu_device *adev)
 {
-	adev->uvd.ring.funcs = &uvd_v5_0_ring_funcs;
+	adev->uvd.inst->ring.funcs = &uvd_v5_0_ring_funcs;
 }
 
 static const struct amdgpu_irq_src_funcs uvd_v5_0_irq_funcs = {
@@ -871,8 +883,8 @@ static const struct amdgpu_irq_src_funcs uvd_v5_0_irq_funcs = {
 
 static void uvd_v5_0_set_irq_funcs(struct amdgpu_device *adev)
 {
-	adev->uvd.irq.num_types = 1;
-	adev->uvd.irq.funcs = &uvd_v5_0_irq_funcs;
+	adev->uvd.inst->irq.num_types = 1;
+	adev->uvd.inst->irq.funcs = &uvd_v5_0_irq_funcs;
 }
 
 const struct amdgpu_ip_block_version uvd_v5_0_ip_block =

drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c

@@ -91,7 +91,7 @@ static uint64_t uvd_v6_0_enc_ring_get_rptr(struct amdgpu_ring *ring)
 {
 	struct amdgpu_device *adev = ring->adev;
 
-	if (ring == &adev->uvd.ring_enc[0])
+	if (ring == &adev->uvd.inst->ring_enc[0])
 		return RREG32(mmUVD_RB_RPTR);
 	else
 		return RREG32(mmUVD_RB_RPTR2);
@@ -121,7 +121,7 @@ static uint64_t uvd_v6_0_enc_ring_get_wptr(struct amdgpu_ring *ring)
 {
 	struct amdgpu_device *adev = ring->adev;
 
-	if (ring == &adev->uvd.ring_enc[0])
+	if (ring == &adev->uvd.inst->ring_enc[0])
 		return RREG32(mmUVD_RB_WPTR);
 	else
 		return RREG32(mmUVD_RB_WPTR2);
@@ -152,7 +152,7 @@ static void uvd_v6_0_enc_ring_set_wptr(struct amdgpu_ring *ring)
 {
 	struct amdgpu_device *adev = ring->adev;
 
-	if (ring == &adev->uvd.ring_enc[0])
+	if (ring == &adev->uvd.inst->ring_enc[0])
 		WREG32(mmUVD_RB_WPTR,
 			lower_32_bits(ring->wptr));
 	else
@@ -375,6 +375,7 @@ error:
 static int uvd_v6_0_early_init(void *handle)
 {
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+	adev->uvd.num_uvd_inst = 1;
 
 	if (!(adev->flags & AMD_IS_APU) &&
 	    (RREG32_SMC(ixCC_HARVEST_FUSES) & CC_HARVEST_FUSES__UVD_DISABLE_MASK))
@@ -399,14 +400,14 @@ static int uvd_v6_0_sw_init(void *handle)
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 
 	/* UVD TRAP */
-	r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, 124, &adev->uvd.irq);
+	r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, 124, &adev->uvd.inst->irq);
 	if (r)
 		return r;
 
 	/* UVD ENC TRAP */
 	if (uvd_v6_0_enc_support(adev)) {
 		for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
-			r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, i + 119, &adev->uvd.irq);
+			r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, i + 119, &adev->uvd.inst->irq);
 			if (r)
 				return r;
 		}
@@ -418,17 +419,17 @@ static int uvd_v6_0_sw_init(void *handle)
 
 	if (!uvd_v6_0_enc_support(adev)) {
 		for (i = 0; i < adev->uvd.num_enc_rings; ++i)
-			adev->uvd.ring_enc[i].funcs = NULL;
+			adev->uvd.inst->ring_enc[i].funcs = NULL;
 
-		adev->uvd.irq.num_types = 1;
+		adev->uvd.inst->irq.num_types = 1;
 		adev->uvd.num_enc_rings = 0;
 
 		DRM_INFO("UVD ENC is disabled\n");
 	} else {
 		struct drm_sched_rq *rq;
-		ring = &adev->uvd.ring_enc[0];
+		ring = &adev->uvd.inst->ring_enc[0];
 		rq = &ring->sched.sched_rq[DRM_SCHED_PRIORITY_NORMAL];
-		r = drm_sched_entity_init(&ring->sched, &adev->uvd.entity_enc,
+		r = drm_sched_entity_init(&ring->sched, &adev->uvd.inst->entity_enc,
 					  rq, NULL);
 		if (r) {
 			DRM_ERROR("Failed setting up UVD ENC run queue.\n");
@@ -440,17 +441,17 @@ static int uvd_v6_0_sw_init(void *handle)
 	if (r)
 		return r;
 
-	ring = &adev->uvd.ring;
+	ring = &adev->uvd.inst->ring;
 	sprintf(ring->name, "uvd");
-	r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.irq, 0);
+	r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.inst->irq, 0);
 	if (r)
 		return r;
 
 	if (uvd_v6_0_enc_support(adev)) {
 		for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
-			ring = &adev->uvd.ring_enc[i];
+			ring = &adev->uvd.inst->ring_enc[i];
 			sprintf(ring->name, "uvd_enc%d", i);
-			r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.irq, 0);
+			r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.inst->irq, 0);
 			if (r)
 				return r;
 		}
@@ -469,10 +470,10 @@ static int uvd_v6_0_sw_fini(void *handle)
 		return r;
 
 	if (uvd_v6_0_enc_support(adev)) {
-		drm_sched_entity_fini(&adev->uvd.ring_enc[0].sched, &adev->uvd.entity_enc);
+		drm_sched_entity_fini(&adev->uvd.inst->ring_enc[0].sched, &adev->uvd.inst->entity_enc);
 
 		for (i = 0; i < adev->uvd.num_enc_rings; ++i)
-			amdgpu_ring_fini(&adev->uvd.ring_enc[i]);
+			amdgpu_ring_fini(&adev->uvd.inst->ring_enc[i]);
 	}
 
 	return amdgpu_uvd_sw_fini(adev);
@@ -488,7 +489,7 @@ static int uvd_v6_0_sw_fini(void *handle)
 static int uvd_v6_0_hw_init(void *handle)
 {
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
-	struct amdgpu_ring *ring = &adev->uvd.ring;
+	struct amdgpu_ring *ring = &adev->uvd.inst->ring;
 	uint32_t tmp;
 	int i, r;
 
@@ -532,7 +533,7 @@ static int uvd_v6_0_hw_init(void *handle)
 
 	if (uvd_v6_0_enc_support(adev)) {
 		for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
-			ring = &adev->uvd.ring_enc[i];
+			ring = &adev->uvd.inst->ring_enc[i];
 			ring->ready = true;
 			r = amdgpu_ring_test_ring(ring);
 			if (r) {
@@ -563,7 +564,7 @@ done:
 static int uvd_v6_0_hw_fini(void *handle)
 {
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
-	struct amdgpu_ring *ring = &adev->uvd.ring;
+	struct amdgpu_ring *ring = &adev->uvd.inst->ring;
 
 	if (RREG32(mmUVD_STATUS) != 0)
 		uvd_v6_0_stop(adev);
@@ -611,9 +612,9 @@ static void uvd_v6_0_mc_resume(struct amdgpu_device *adev)
 
 	/* programm memory controller bits 0-27 */
 	WREG32(mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
-			lower_32_bits(adev->uvd.gpu_addr));
+			lower_32_bits(adev->uvd.inst->gpu_addr));
 	WREG32(mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
-			upper_32_bits(adev->uvd.gpu_addr));
+			upper_32_bits(adev->uvd.inst->gpu_addr));
 
 	offset = AMDGPU_UVD_FIRMWARE_OFFSET;
 	size = AMDGPU_UVD_FIRMWARE_SIZE(adev);
@@ -726,7 +727,7 @@ static void cz_set_uvd_clock_gating_branches(struct amdgpu_device *adev,
  */
 static int uvd_v6_0_start(struct amdgpu_device *adev)
 {
-	struct amdgpu_ring *ring = &adev->uvd.ring;
+	struct amdgpu_ring *ring = &adev->uvd.inst->ring;
 	uint32_t rb_bufsz, tmp;
 	uint32_t lmi_swap_cntl;
 	uint32_t mp_swap_cntl;
@@ -866,14 +867,14 @@ static int uvd_v6_0_start(struct amdgpu_device *adev)
 	WREG32_FIELD(UVD_RBC_RB_CNTL, RB_NO_FETCH, 0);
 
 	if (uvd_v6_0_enc_support(adev)) {
-		ring = &adev->uvd.ring_enc[0];
+		ring = &adev->uvd.inst->ring_enc[0];
 		WREG32(mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
 		WREG32(mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
 		WREG32(mmUVD_RB_BASE_LO, ring->gpu_addr);
 		WREG32(mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
 		WREG32(mmUVD_RB_SIZE, ring->ring_size / 4);
 
-		ring = &adev->uvd.ring_enc[1];
+		ring = &adev->uvd.inst->ring_enc[1];
 		WREG32(mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
 		WREG32(mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
 		WREG32(mmUVD_RB_BASE_LO2, ring->gpu_addr);
@@ -1099,6 +1100,18 @@ static void uvd_v6_0_ring_emit_pipeline_sync(struct amdgpu_ring *ring)
 	amdgpu_ring_write(ring, 0xE);
 }
 
+static void uvd_v6_0_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count)
+{
+	int i;
+
+	WARN_ON(ring->wptr % 2 || count % 2);
+
+	for (i = 0; i < count / 2; i++) {
+		amdgpu_ring_write(ring, PACKET0(mmUVD_NO_OP, 0));
+		amdgpu_ring_write(ring, 0);
+	}
+}
+
 static void uvd_v6_0_enc_ring_emit_pipeline_sync(struct amdgpu_ring *ring)
 {
 	uint32_t seq = ring->fence_drv.sync_seq;
@@ -1158,10 +1171,10 @@ static bool uvd_v6_0_check_soft_reset(void *handle)
 		srbm_soft_reset = REG_SET_FIELD(srbm_soft_reset, SRBM_SOFT_RESET, SOFT_RESET_UVD, 1);
 
 	if (srbm_soft_reset) {
-		adev->uvd.srbm_soft_reset = srbm_soft_reset;
+		adev->uvd.inst->srbm_soft_reset = srbm_soft_reset;
 		return true;
 	} else {
-		adev->uvd.srbm_soft_reset = 0;
+		adev->uvd.inst->srbm_soft_reset = 0;
 		return false;
 	}
 }
@@ -1170,7 +1183,7 @@ static int uvd_v6_0_pre_soft_reset(void *handle)
 {
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 
-	if (!adev->uvd.srbm_soft_reset)
+	if (!adev->uvd.inst->srbm_soft_reset)
 		return 0;
 
 	uvd_v6_0_stop(adev);
@@ -1182,9 +1195,9 @@ static int uvd_v6_0_soft_reset(void *handle)
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 	u32 srbm_soft_reset;
 
-	if (!adev->uvd.srbm_soft_reset)
+	if (!adev->uvd.inst->srbm_soft_reset)
 		return 0;
-	srbm_soft_reset = adev->uvd.srbm_soft_reset;
+	srbm_soft_reset = adev->uvd.inst->srbm_soft_reset;
 
 	if (srbm_soft_reset) {
 		u32 tmp;
@@ -1212,7 +1225,7 @@ static int uvd_v6_0_post_soft_reset(void *handle)
 {
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 
-	if (!adev->uvd.srbm_soft_reset)
+	if (!adev->uvd.inst->srbm_soft_reset)
 		return 0;
 
 	mdelay(5);
@@ -1238,17 +1251,17 @@ static int uvd_v6_0_process_interrupt(struct amdgpu_device *adev,
 
 	switch (entry->src_id) {
 	case 124:
-		amdgpu_fence_process(&adev->uvd.ring);
+		amdgpu_fence_process(&adev->uvd.inst->ring);
 		break;
 	case 119:
 		if (likely(uvd_v6_0_enc_support(adev)))
-			amdgpu_fence_process(&adev->uvd.ring_enc[0]);
+			amdgpu_fence_process(&adev->uvd.inst->ring_enc[0]);
 		else
 			int_handled = false;
 		break;
 	case 120:
 		if (likely(uvd_v6_0_enc_support(adev)))
-			amdgpu_fence_process(&adev->uvd.ring_enc[1]);
+			amdgpu_fence_process(&adev->uvd.inst->ring_enc[1]);
 		else
 			int_handled = false;
 		break;
@@ -1531,7 +1544,6 @@ static const struct amd_ip_funcs uvd_v6_0_ip_funcs = {
 static const struct amdgpu_ring_funcs uvd_v6_0_ring_phys_funcs = {
 	.type = AMDGPU_RING_TYPE_UVD,
 	.align_mask = 0xf,
-	.nop = PACKET0(mmUVD_NO_OP, 0),
 	.support_64bit_ptrs = false,
 	.get_rptr = uvd_v6_0_ring_get_rptr,
 	.get_wptr = uvd_v6_0_ring_get_wptr,
@@ -1547,7 +1559,7 @@ static const struct amdgpu_ring_funcs uvd_v6_0_ring_phys_funcs = {
 	.emit_hdp_flush = uvd_v6_0_ring_emit_hdp_flush,
 	.test_ring = uvd_v6_0_ring_test_ring,
 	.test_ib = amdgpu_uvd_ring_test_ib,
-	.insert_nop = amdgpu_ring_insert_nop,
+	.insert_nop = uvd_v6_0_ring_insert_nop,
 	.pad_ib = amdgpu_ring_generic_pad_ib,
 	.begin_use = amdgpu_uvd_ring_begin_use,
 	.end_use = amdgpu_uvd_ring_end_use,
@@ -1612,10 +1624,10 @@ static const struct amdgpu_ring_funcs uvd_v6_0_enc_ring_vm_funcs = {
 static void uvd_v6_0_set_ring_funcs(struct amdgpu_device *adev)
 {
 	if (adev->asic_type >= CHIP_POLARIS10) {
-		adev->uvd.ring.funcs = &uvd_v6_0_ring_vm_funcs;
+		adev->uvd.inst->ring.funcs = &uvd_v6_0_ring_vm_funcs;
 		DRM_INFO("UVD is enabled in VM mode\n");
 	} else {
-		adev->uvd.ring.funcs = &uvd_v6_0_ring_phys_funcs;
+		adev->uvd.inst->ring.funcs = &uvd_v6_0_ring_phys_funcs;
 		DRM_INFO("UVD is enabled in physical mode\n");
 	}
 }
@@ -1625,7 +1637,7 @@ static void uvd_v6_0_set_enc_ring_funcs(struct amdgpu_device *adev)
 	int i;
 
 	for (i = 0; i < adev->uvd.num_enc_rings; ++i)
-		adev->uvd.ring_enc[i].funcs = &uvd_v6_0_enc_ring_vm_funcs;
+		adev->uvd.inst->ring_enc[i].funcs = &uvd_v6_0_enc_ring_vm_funcs;
 
 	DRM_INFO("UVD ENC is enabled in VM mode\n");
 }
@@ -1638,11 +1650,11 @@ static const struct amdgpu_irq_src_funcs uvd_v6_0_irq_funcs = {
 static void uvd_v6_0_set_irq_funcs(struct amdgpu_device *adev)
 {
 	if (uvd_v6_0_enc_support(adev))
-		adev->uvd.irq.num_types = adev->uvd.num_enc_rings + 1;
+		adev->uvd.inst->irq.num_types = adev->uvd.num_enc_rings + 1;
 	else
-		adev->uvd.irq.num_types = 1;
+		adev->uvd.inst->irq.num_types = 1;
 
-	adev->uvd.irq.funcs = &uvd_v6_0_irq_funcs;
+	adev->uvd.inst->irq.funcs = &uvd_v6_0_irq_funcs;
 }
 
 const struct amdgpu_ip_block_version uvd_v6_0_ip_block =

drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c

@@ -40,6 +40,8 @@
 #include "mmhub/mmhub_1_0_offset.h"
 #include "mmhub/mmhub_1_0_sh_mask.h"
 
+#define UVD7_MAX_HW_INSTANCES_VEGA20			2
+
 static void uvd_v7_0_set_ring_funcs(struct amdgpu_device *adev);
 static void uvd_v7_0_set_enc_ring_funcs(struct amdgpu_device *adev);
 static void uvd_v7_0_set_irq_funcs(struct amdgpu_device *adev);
@@ -47,6 +49,11 @@ static int uvd_v7_0_start(struct amdgpu_device *adev);
 static void uvd_v7_0_stop(struct amdgpu_device *adev);
 static int uvd_v7_0_sriov_start(struct amdgpu_device *adev);
 
+static int amdgpu_ih_clientid_uvds[] = {
+	SOC15_IH_CLIENTID_UVD,
+	SOC15_IH_CLIENTID_UVD1
+};
+
 /**
  * uvd_v7_0_ring_get_rptr - get read pointer
  *
@@ -58,7 +65,7 @@ static uint64_t uvd_v7_0_ring_get_rptr(struct amdgpu_ring *ring)
 {
 	struct amdgpu_device *adev = ring->adev;
 
-	return RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR);
+	return RREG32_SOC15(UVD, ring->me, mmUVD_RBC_RB_RPTR);
 }
 
 /**
@@ -72,10 +79,10 @@ static uint64_t uvd_v7_0_enc_ring_get_rptr(struct amdgpu_ring *ring)
 {
 	struct amdgpu_device *adev = ring->adev;
 
-	if (ring == &adev->uvd.ring_enc[0])
-		return RREG32_SOC15(UVD, 0, mmUVD_RB_RPTR);
+	if (ring == &adev->uvd.inst[ring->me].ring_enc[0])
+		return RREG32_SOC15(UVD, ring->me, mmUVD_RB_RPTR);
 	else
-		return RREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2);
+		return RREG32_SOC15(UVD, ring->me, mmUVD_RB_RPTR2);
 }
 
 /**
@@ -89,7 +96,7 @@ static uint64_t uvd_v7_0_ring_get_wptr(struct amdgpu_ring *ring)
 {
 	struct amdgpu_device *adev = ring->adev;
 
-	return RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR);
+	return RREG32_SOC15(UVD, ring->me, mmUVD_RBC_RB_WPTR);
 }
 
 /**
@@ -106,10 +113,10 @@ static uint64_t uvd_v7_0_enc_ring_get_wptr(struct amdgpu_ring *ring)
 	if (ring->use_doorbell)
 		return adev->wb.wb[ring->wptr_offs];
 
-	if (ring == &adev->uvd.ring_enc[0])
-		return RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR);
+	if (ring == &adev->uvd.inst[ring->me].ring_enc[0])
+		return RREG32_SOC15(UVD, ring->me, mmUVD_RB_WPTR);
 	else
-		return RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2);
+		return RREG32_SOC15(UVD, ring->me, mmUVD_RB_WPTR2);
 }
 
 /**
@@ -123,7 +130,7 @@ static void uvd_v7_0_ring_set_wptr(struct amdgpu_ring *ring)
 {
 	struct amdgpu_device *adev = ring->adev;
 
-	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
+	WREG32_SOC15(UVD, ring->me, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
 }
 
 /**
@@ -144,11 +151,11 @@ static void uvd_v7_0_enc_ring_set_wptr(struct amdgpu_ring *ring)
 		return;
 	}
 
-	if (ring == &adev->uvd.ring_enc[0])
-		WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR,
+	if (ring == &adev->uvd.inst[ring->me].ring_enc[0])
+		WREG32_SOC15(UVD, ring->me, mmUVD_RB_WPTR,
 			lower_32_bits(ring->wptr));
 	else
-		WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2,
+		WREG32_SOC15(UVD, ring->me, mmUVD_RB_WPTR2,
 			lower_32_bits(ring->wptr));
 }
 
@@ -170,8 +177,8 @@ static int uvd_v7_0_enc_ring_test_ring(struct amdgpu_ring *ring)
 
 	r = amdgpu_ring_alloc(ring, 16);
 	if (r) {
-		DRM_ERROR("amdgpu: uvd enc failed to lock ring %d (%d).\n",
-			  ring->idx, r);
+		DRM_ERROR("amdgpu: uvd enc failed to lock (%d)ring %d (%d).\n",
+			  ring->me, ring->idx, r);
 		return r;
 	}
 	amdgpu_ring_write(ring, HEVC_ENC_CMD_END);
@@ -184,11 +191,11 @@ static int uvd_v7_0_enc_ring_test_ring(struct amdgpu_ring *ring)
 	}
 
 	if (i < adev->usec_timeout) {
-		DRM_DEBUG("ring test on %d succeeded in %d usecs\n",
-			 ring->idx, i);
+		DRM_DEBUG("(%d)ring test on %d succeeded in %d usecs\n",
+			 ring->me, ring->idx, i);
 	} else {
-		DRM_ERROR("amdgpu: ring %d test failed\n",
-			  ring->idx);
+		DRM_ERROR("amdgpu: (%d)ring %d test failed\n",
+			  ring->me, ring->idx);
 		r = -ETIMEDOUT;
 	}
 
@@ -342,24 +349,24 @@ static int uvd_v7_0_enc_ring_test_ib(struct amdgpu_ring *ring, long timeout)
 
 	r = uvd_v7_0_enc_get_create_msg(ring, 1, NULL);
 	if (r) {
-		DRM_ERROR("amdgpu: failed to get create msg (%ld).\n", r);
+		DRM_ERROR("amdgpu: (%d)failed to get create msg (%ld).\n", ring->me, r);
 		goto error;
 	}
 
 	r = uvd_v7_0_enc_get_destroy_msg(ring, 1, true, &fence);
 	if (r) {
-		DRM_ERROR("amdgpu: failed to get destroy ib (%ld).\n", r);
+		DRM_ERROR("amdgpu: (%d)failed to get destroy ib (%ld).\n", ring->me, r);
 		goto error;
 	}
 
 	r = dma_fence_wait_timeout(fence, false, timeout);
 	if (r == 0) {
-		DRM_ERROR("amdgpu: IB test timed out.\n");
+		DRM_ERROR("amdgpu: (%d)IB test timed out.\n", ring->me);
 		r = -ETIMEDOUT;
 	} else if (r < 0) {
-		DRM_ERROR("amdgpu: fence wait failed (%ld).\n", r);
+		DRM_ERROR("amdgpu: (%d)fence wait failed (%ld).\n", ring->me, r);
 	} else {
-		DRM_DEBUG("ib test on ring %d succeeded\n", ring->idx);
+		DRM_DEBUG("ib test on (%d)ring %d succeeded\n", ring->me, ring->idx);
 		r = 0;
 	}
 error:
@@ -370,6 +377,10 @@ error:
 static int uvd_v7_0_early_init(void *handle)
 {
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+	if (adev->asic_type == CHIP_VEGA20)
+		adev->uvd.num_uvd_inst = UVD7_MAX_HW_INSTANCES_VEGA20;
+	else
+		adev->uvd.num_uvd_inst = 1;
 
 	if (amdgpu_sriov_vf(adev))
 		adev->uvd.num_enc_rings = 1;
@@ -386,19 +397,21 @@ static int uvd_v7_0_sw_init(void *handle)
 {
 	struct amdgpu_ring *ring;
 	struct drm_sched_rq *rq;
-	int i, r;
+	int i, j, r;
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 
-	/* UVD TRAP */
-	r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_UVD, 124, &adev->uvd.irq);
-	if (r)
-		return r;
-
-	/* UVD ENC TRAP */
-	for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
-		r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_UVD, i + 119, &adev->uvd.irq);
+	for (j = 0; j < adev->uvd.num_uvd_inst; j++) {
+		/* UVD TRAP */
+		r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_uvds[j], 124, &adev->uvd.inst[j].irq);
 		if (r)
 			return r;
+
+		/* UVD ENC TRAP */
+		for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
+			r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_uvds[j], i + 119, &adev->uvd.inst[j].irq);
+			if (r)
+				return r;
+		}
 	}
 
 	r = amdgpu_uvd_sw_init(adev);
@@ -415,43 +428,48 @@ static int uvd_v7_0_sw_init(void *handle)
 		DRM_INFO("PSP loading UVD firmware\n");
 	}
 
-	ring = &adev->uvd.ring_enc[0];
-	rq = &ring->sched.sched_rq[DRM_SCHED_PRIORITY_NORMAL];
-	r = drm_sched_entity_init(&ring->sched, &adev->uvd.entity_enc,
-				  rq, NULL);
-	if (r) {
-		DRM_ERROR("Failed setting up UVD ENC run queue.\n");
-		return r;
+	for (j = 0; j < adev->uvd.num_uvd_inst; j++) {
+		ring = &adev->uvd.inst[j].ring_enc[0];
+		rq = &ring->sched.sched_rq[DRM_SCHED_PRIORITY_NORMAL];
+		r = drm_sched_entity_init(&ring->sched, &adev->uvd.inst[j].entity_enc,
+					  rq, NULL);
+		if (r) {
+			DRM_ERROR("(%d)Failed setting up UVD ENC run queue.\n", j);
+			return r;
+		}
 	}
 
 	r = amdgpu_uvd_resume(adev);
 	if (r)
 		return r;
-	if (!amdgpu_sriov_vf(adev)) {
-		ring = &adev->uvd.ring;
-		sprintf(ring->name, "uvd");
-		r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.irq, 0);
-		if (r)
-			return r;
-	}
 
-	for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
-		ring = &adev->uvd.ring_enc[i];
-		sprintf(ring->name, "uvd_enc%d", i);
-		if (amdgpu_sriov_vf(adev)) {
-			ring->use_doorbell = true;
-
-			/* currently only use the first enconding ring for
-			 * sriov, so set unused location for other unused rings.
-			 */
-			if (i == 0)
-				ring->doorbell_index = AMDGPU_DOORBELL64_UVD_RING0_1 * 2;
-			else
-				ring->doorbell_index = AMDGPU_DOORBELL64_UVD_RING2_3 * 2 + 1;
+	for (j = 0; j < adev->uvd.num_uvd_inst; j++) {
+		if (!amdgpu_sriov_vf(adev)) {
+			ring = &adev->uvd.inst[j].ring;
+			sprintf(ring->name, "uvd<%d>", j);
+			r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.inst[j].irq, 0);
+			if (r)
+				return r;
+		}
+
+		for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
+			ring = &adev->uvd.inst[j].ring_enc[i];
+			sprintf(ring->name, "uvd_enc%d<%d>", i, j);
+			if (amdgpu_sriov_vf(adev)) {
+				ring->use_doorbell = true;
+
+				/* currently only use the first enconding ring for
+				 * sriov, so set unused location for other unused rings.
+				 */
+				if (i == 0)
+					ring->doorbell_index = AMDGPU_DOORBELL64_UVD_RING0_1 * 2;
+				else
+					ring->doorbell_index = AMDGPU_DOORBELL64_UVD_RING2_3 * 2 + 1;
+			}
+			r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.inst[j].irq, 0);
+			if (r)
+				return r;
 		}
-		r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.irq, 0);
-		if (r)
-			return r;
 	}
 
 	r = amdgpu_virt_alloc_mm_table(adev);
@@ -463,7 +481,7 @@ static int uvd_v7_0_sw_init(void *handle)
 
 static int uvd_v7_0_sw_fini(void *handle)
 {
-	int i, r;
+	int i, j, r;
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 
 	amdgpu_virt_free_mm_table(adev);
@@ -472,11 +490,12 @@ static int uvd_v7_0_sw_fini(void *handle)
 	if (r)
 		return r;
 
-	drm_sched_entity_fini(&adev->uvd.ring_enc[0].sched, &adev->uvd.entity_enc);
-
-	for (i = 0; i < adev->uvd.num_enc_rings; ++i)
-		amdgpu_ring_fini(&adev->uvd.ring_enc[i]);
+	for (j = 0; j < adev->uvd.num_uvd_inst; ++j) {
+		drm_sched_entity_fini(&adev->uvd.inst[j].ring_enc[0].sched, &adev->uvd.inst[j].entity_enc);
 
+		for (i = 0; i < adev->uvd.num_enc_rings; ++i)
+			amdgpu_ring_fini(&adev->uvd.inst[j].ring_enc[i]);
+	}
 	return amdgpu_uvd_sw_fini(adev);
 }
 
@@ -490,9 +509,9 @@ static int uvd_v7_0_sw_fini(void *handle)
 static int uvd_v7_0_hw_init(void *handle)
 {
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
-	struct amdgpu_ring *ring = &adev->uvd.ring;
+	struct amdgpu_ring *ring;
 	uint32_t tmp;
-	int i, r;
+	int i, j, r;
 
 	if (amdgpu_sriov_vf(adev))
 		r = uvd_v7_0_sriov_start(adev);
@@ -501,57 +520,60 @@ static int uvd_v7_0_hw_init(void *handle)
 	if (r)
 		goto done;
 
-	if (!amdgpu_sriov_vf(adev)) {
-		ring->ready = true;
-		r = amdgpu_ring_test_ring(ring);
-		if (r) {
-			ring->ready = false;
-			goto done;
-		}
-
-		r = amdgpu_ring_alloc(ring, 10);
-		if (r) {
-			DRM_ERROR("amdgpu: ring failed to lock UVD ring (%d).\n", r);
-			goto done;
+	for (j = 0; j < adev->uvd.num_uvd_inst; ++j) {
+		ring = &adev->uvd.inst[j].ring;
+
+		if (!amdgpu_sriov_vf(adev)) {
+			ring->ready = true;
+			r = amdgpu_ring_test_ring(ring);
+			if (r) {
+				ring->ready = false;
+				goto done;
+			}
+
+			r = amdgpu_ring_alloc(ring, 10);
+			if (r) {
+				DRM_ERROR("amdgpu: (%d)ring failed to lock UVD ring (%d).\n", j, r);
+				goto done;
+			}
+
+			tmp = PACKET0(SOC15_REG_OFFSET(UVD, j,
+				mmUVD_SEMA_WAIT_FAULT_TIMEOUT_CNTL), 0);
+			amdgpu_ring_write(ring, tmp);
+			amdgpu_ring_write(ring, 0xFFFFF);
+
+			tmp = PACKET0(SOC15_REG_OFFSET(UVD, j,
+				mmUVD_SEMA_WAIT_INCOMPLETE_TIMEOUT_CNTL), 0);
+			amdgpu_ring_write(ring, tmp);
+			amdgpu_ring_write(ring, 0xFFFFF);
+
+			tmp = PACKET0(SOC15_REG_OFFSET(UVD, j,
+				mmUVD_SEMA_SIGNAL_INCOMPLETE_TIMEOUT_CNTL), 0);
+			amdgpu_ring_write(ring, tmp);
+			amdgpu_ring_write(ring, 0xFFFFF);
+
+			/* Clear timeout status bits */
+			amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, j,
+				mmUVD_SEMA_TIMEOUT_STATUS), 0));
+			amdgpu_ring_write(ring, 0x8);
+
+			amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, j,
+				mmUVD_SEMA_CNTL), 0));
+			amdgpu_ring_write(ring, 3);
+
+			amdgpu_ring_commit(ring);
 		}
 
-		tmp = PACKET0(SOC15_REG_OFFSET(UVD, 0,
-			mmUVD_SEMA_WAIT_FAULT_TIMEOUT_CNTL), 0);
-		amdgpu_ring_write(ring, tmp);
-		amdgpu_ring_write(ring, 0xFFFFF);
-
-		tmp = PACKET0(SOC15_REG_OFFSET(UVD, 0,
-			mmUVD_SEMA_WAIT_INCOMPLETE_TIMEOUT_CNTL), 0);
-		amdgpu_ring_write(ring, tmp);
-		amdgpu_ring_write(ring, 0xFFFFF);
-
-		tmp = PACKET0(SOC15_REG_OFFSET(UVD, 0,
-			mmUVD_SEMA_SIGNAL_INCOMPLETE_TIMEOUT_CNTL), 0);
-		amdgpu_ring_write(ring, tmp);
-		amdgpu_ring_write(ring, 0xFFFFF);
-
-		/* Clear timeout status bits */
-		amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, 0,
-			mmUVD_SEMA_TIMEOUT_STATUS), 0));
-		amdgpu_ring_write(ring, 0x8);
-
-		amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, 0,
-			mmUVD_SEMA_CNTL), 0));
-		amdgpu_ring_write(ring, 3);
-
-		amdgpu_ring_commit(ring);
-	}
-
-	for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
-		ring = &adev->uvd.ring_enc[i];
-		ring->ready = true;
-		r = amdgpu_ring_test_ring(ring);
-		if (r) {
-			ring->ready = false;
-			goto done;
+		for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
+			ring = &adev->uvd.inst[j].ring_enc[i];
+			ring->ready = true;
+			r = amdgpu_ring_test_ring(ring);
+			if (r) {
+				ring->ready = false;
+				goto done;
+			}
 		}
 	}
-
 done:
 	if (!r)
 		DRM_INFO("UVD and UVD ENC initialized successfully.\n");
@@ -569,7 +591,7 @@ done:
 static int uvd_v7_0_hw_fini(void *handle)
 {
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
-	struct amdgpu_ring *ring = &adev->uvd.ring;
+	int i;
 
 	if (!amdgpu_sriov_vf(adev))
 		uvd_v7_0_stop(adev);
@@ -578,7 +600,8 @@ static int uvd_v7_0_hw_fini(void *handle)
 		DRM_DEBUG("For SRIOV client, shouldn't do anything.\n");
 	}
 
-	ring->ready = false;
+	for (i = 0; i < adev->uvd.num_uvd_inst; ++i)
+		adev->uvd.inst[i].ring.ready = false;
 
 	return 0;
 }
@@ -618,48 +641,51 @@ static void uvd_v7_0_mc_resume(struct amdgpu_device *adev)
 {
 	uint32_t size = AMDGPU_UVD_FIRMWARE_SIZE(adev);
 	uint32_t offset;
+	int i;
 
-	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
-		WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
-			lower_32_bits(adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].mc_addr));
-		WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
-			upper_32_bits(adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].mc_addr));
-		offset = 0;
-	} else {
-		WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
-			lower_32_bits(adev->uvd.gpu_addr));
-		WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
-			upper_32_bits(adev->uvd.gpu_addr));
-		offset = size;
-	}
+	for (i = 0; i < adev->uvd.num_uvd_inst; ++i) {
+		if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
+			WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
+				lower_32_bits(adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].mc_addr));
+			WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
+				upper_32_bits(adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].mc_addr));
+			offset = 0;
+		} else {
+			WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
+				lower_32_bits(adev->uvd.inst[i].gpu_addr));
+			WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
+				upper_32_bits(adev->uvd.inst[i].gpu_addr));
+			offset = size;
+		}
 
-	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0,
-				AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
-	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE0, size);
-
-	WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
-			lower_32_bits(adev->uvd.gpu_addr + offset));
-	WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
-			upper_32_bits(adev->uvd.gpu_addr + offset));
-	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET1, (1 << 21));
-	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_UVD_HEAP_SIZE);
-
-	WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
-			lower_32_bits(adev->uvd.gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE));
-	WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
-			upper_32_bits(adev->uvd.gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE));
-	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET2, (2 << 21));
-	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE2,
-			AMDGPU_UVD_STACK_SIZE + (AMDGPU_UVD_SESSION_SIZE * 40));
-
-	WREG32_SOC15(UVD, 0, mmUVD_UDEC_ADDR_CONFIG,
-			adev->gfx.config.gb_addr_config);
-	WREG32_SOC15(UVD, 0, mmUVD_UDEC_DB_ADDR_CONFIG,
-			adev->gfx.config.gb_addr_config);
-	WREG32_SOC15(UVD, 0, mmUVD_UDEC_DBW_ADDR_CONFIG,
-			adev->gfx.config.gb_addr_config);
-
-	WREG32_SOC15(UVD, 0, mmUVD_GP_SCRATCH4, adev->uvd.max_handles);
+		WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_OFFSET0,
+					AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
+		WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_SIZE0, size);
+
+		WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
+				lower_32_bits(adev->uvd.inst[i].gpu_addr + offset));
+		WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
+				upper_32_bits(adev->uvd.inst[i].gpu_addr + offset));
+		WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_OFFSET1, (1 << 21));
+		WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_UVD_HEAP_SIZE);
+
+		WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
+				lower_32_bits(adev->uvd.inst[i].gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE));
+		WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
+				upper_32_bits(adev->uvd.inst[i].gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE));
+		WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_OFFSET2, (2 << 21));
+		WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_SIZE2,
+				AMDGPU_UVD_STACK_SIZE + (AMDGPU_UVD_SESSION_SIZE * 40));
+
+		WREG32_SOC15(UVD, i, mmUVD_UDEC_ADDR_CONFIG,
+				adev->gfx.config.gb_addr_config);
+		WREG32_SOC15(UVD, i, mmUVD_UDEC_DB_ADDR_CONFIG,
+				adev->gfx.config.gb_addr_config);
+		WREG32_SOC15(UVD, i, mmUVD_UDEC_DBW_ADDR_CONFIG,
+				adev->gfx.config.gb_addr_config);
+
+		WREG32_SOC15(UVD, i, mmUVD_GP_SCRATCH4, adev->uvd.max_handles);
+	}
 }
 
 static int uvd_v7_0_mmsch_start(struct amdgpu_device *adev,
@@ -669,6 +695,7 @@ static int uvd_v7_0_mmsch_start(struct amdgpu_device *adev,
 	uint64_t addr = table->gpu_addr;
 	struct mmsch_v1_0_init_header *header = (struct mmsch_v1_0_init_header *)table->cpu_addr;
 	uint32_t size;
+	int i;
 
 	size = header->header_size + header->vce_table_size + header->uvd_table_size;
 
@@ -688,11 +715,12 @@ static int uvd_v7_0_mmsch_start(struct amdgpu_device *adev,
 	/* 4, set resp to zero */
 	WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_MAILBOX_RESP, 0);
 
-	WDOORBELL32(adev->uvd.ring_enc[0].doorbell_index, 0);
-	adev->wb.wb[adev->uvd.ring_enc[0].wptr_offs] = 0;
-	adev->uvd.ring_enc[0].wptr = 0;
-	adev->uvd.ring_enc[0].wptr_old = 0;
-
+	for (i = 0; i < adev->uvd.num_uvd_inst; ++i) {
+		WDOORBELL32(adev->uvd.inst[i].ring_enc[0].doorbell_index, 0);
+		adev->wb.wb[adev->uvd.inst[i].ring_enc[0].wptr_offs] = 0;
+		adev->uvd.inst[i].ring_enc[0].wptr = 0;
+		adev->uvd.inst[i].ring_enc[0].wptr_old = 0;
+	}
 	/* 5, kick off the initialization and wait until VCE_MMSCH_VF_MAILBOX_RESP becomes non-zero */
 	WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_MAILBOX_HOST, 0x10000001);
 
@@ -725,6 +753,7 @@ static int uvd_v7_0_sriov_start(struct amdgpu_device *adev)
 	struct mmsch_v1_0_cmd_end end = { {0} };
 	uint32_t *init_table = adev->virt.mm_table.cpu_addr;
 	struct mmsch_v1_0_init_header *header = (struct mmsch_v1_0_init_header *)init_table;
+	uint8_t i = 0;
 
 	direct_wt.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_WRITE;
 	direct_rd_mod_wt.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_READ_MODIFY_WRITE;
@@ -742,120 +771,121 @@ static int uvd_v7_0_sriov_start(struct amdgpu_device *adev)
 
 		init_table += header->uvd_table_offset;
 
-		ring = &adev->uvd.ring;
-		ring->wptr = 0;
-		size = AMDGPU_GPU_PAGE_ALIGN(adev->uvd.fw->size + 4);
-
-		MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_STATUS),
-						   0xFFFFFFFF, 0x00000004);
-		/* mc resume*/
-		if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
-			MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
-						    lower_32_bits(adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].mc_addr));
-			MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
-						    upper_32_bits(adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].mc_addr));
-			offset = 0;
-		} else {
-			MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
-						    lower_32_bits(adev->uvd.gpu_addr));
-			MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
-						    upper_32_bits(adev->uvd.gpu_addr));
-			offset = size;
+		for (i = 0; i < adev->uvd.num_uvd_inst; ++i) {
+			ring = &adev->uvd.inst[i].ring;
+			ring->wptr = 0;
+			size = AMDGPU_GPU_PAGE_ALIGN(adev->uvd.fw->size + 4);
+
+			MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_STATUS),
+							   0xFFFFFFFF, 0x00000004);
+			/* mc resume*/
+			if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
+				MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
+							    lower_32_bits(adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].mc_addr));
+				MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
+							    upper_32_bits(adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].mc_addr));
+				offset = 0;
+			} else {
+				MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
+							    lower_32_bits(adev->uvd.inst[i].gpu_addr));
+				MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
+							    upper_32_bits(adev->uvd.inst[i].gpu_addr));
+				offset = size;
+			}
+
+			MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_OFFSET0),
+						    AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
+			MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_SIZE0), size);
+
+			MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
+						    lower_32_bits(adev->uvd.inst[i].gpu_addr + offset));
+			MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
+						    upper_32_bits(adev->uvd.inst[i].gpu_addr + offset));
+			MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_OFFSET1), (1 << 21));
+			MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_SIZE1), AMDGPU_UVD_HEAP_SIZE);
+
+			MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
+						    lower_32_bits(adev->uvd.inst[i].gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE));
+			MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
+						    upper_32_bits(adev->uvd.inst[i].gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE));
+			MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_OFFSET2), (2 << 21));
+			MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_SIZE2),
+						    AMDGPU_UVD_STACK_SIZE + (AMDGPU_UVD_SESSION_SIZE * 40));
+
+			MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_GP_SCRATCH4), adev->uvd.max_handles);
+			/* mc resume end*/
+
+			/* disable clock gating */
+			MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_CGC_CTRL),
+							   ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK, 0);
+
+			/* disable interupt */
+			MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_MASTINT_EN),
+							   ~UVD_MASTINT_EN__VCPU_EN_MASK, 0);
+
+			/* stall UMC and register bus before resetting VCPU */
+			MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_CTRL2),
+							   ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK,
+							   UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
+
+			/* put LMI, VCPU, RBC etc... into reset */
+			MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_SOFT_RESET),
+						    (uint32_t)(UVD_SOFT_RESET__LMI_SOFT_RESET_MASK |
+							       UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK |
+							       UVD_SOFT_RESET__LBSI_SOFT_RESET_MASK |
+							       UVD_SOFT_RESET__RBC_SOFT_RESET_MASK |
+							       UVD_SOFT_RESET__CSM_SOFT_RESET_MASK |
+							       UVD_SOFT_RESET__CXW_SOFT_RESET_MASK |
+							       UVD_SOFT_RESET__TAP_SOFT_RESET_MASK |
+							       UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK));
+
+			/* initialize UVD memory controller */
+			MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_CTRL),
+						    (uint32_t)((0x40 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
+							       UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
+							       UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
+							       UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
+							       UVD_LMI_CTRL__REQ_MODE_MASK |
+							       0x00100000L));
+
+			/* take all subblocks out of reset, except VCPU */
+			MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_SOFT_RESET),
+						    UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
+
+			/* enable VCPU clock */
+			MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CNTL),
+						    UVD_VCPU_CNTL__CLK_EN_MASK);
+
+			/* enable master interrupt */
+			MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_MASTINT_EN),
+							   ~(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK),
+							   (UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK));
+
+			/* clear the bit 4 of UVD_STATUS */
+			MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_STATUS),
+							   ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT), 0);
+
+			/* force RBC into idle state */
+			size = order_base_2(ring->ring_size);
+			tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, size);
+			tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
+			MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_RBC_RB_CNTL), tmp);
+
+			ring = &adev->uvd.inst[i].ring_enc[0];
+			ring->wptr = 0;
+			MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_RB_BASE_LO), ring->gpu_addr);
+			MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_RB_BASE_HI), upper_32_bits(ring->gpu_addr));
+			MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_RB_SIZE), ring->ring_size / 4);
+
+			/* boot up the VCPU */
+			MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_SOFT_RESET), 0);
+
+			/* enable UMC */
+			MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_CTRL2),
+											   ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK, 0);
+
+			MMSCH_V1_0_INSERT_DIRECT_POLL(SOC15_REG_OFFSET(UVD, i, mmUVD_STATUS), 0x02, 0x02);
 		}
-
-		MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0),
-					    AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
-		MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_SIZE0), size);
-
-		MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
-					    lower_32_bits(adev->uvd.gpu_addr + offset));
-		MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
-					    upper_32_bits(adev->uvd.gpu_addr + offset));
-		MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_OFFSET1), (1 << 21));
-		MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_SIZE1), AMDGPU_UVD_HEAP_SIZE);
-
-		MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
-					    lower_32_bits(adev->uvd.gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE));
-		MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
-					    upper_32_bits(adev->uvd.gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE));
-		MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_OFFSET2), (2 << 21));
-		MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_SIZE2),
-					    AMDGPU_UVD_STACK_SIZE + (AMDGPU_UVD_SESSION_SIZE * 40));
-
-		MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_GP_SCRATCH4), adev->uvd.max_handles);
-		/* mc resume end*/
-
-		/* disable clock gating */
-		MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_CGC_CTRL),
-						   ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK, 0);
-
-		/* disable interupt */
-		MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN),
-						   ~UVD_MASTINT_EN__VCPU_EN_MASK, 0);
-
-		/* stall UMC and register bus before resetting VCPU */
-		MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2),
-						   ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK,
-						   UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
-
-		/* put LMI, VCPU, RBC etc... into reset */
-		MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
-					    (uint32_t)(UVD_SOFT_RESET__LMI_SOFT_RESET_MASK |
-						       UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK |
-						       UVD_SOFT_RESET__LBSI_SOFT_RESET_MASK |
-						       UVD_SOFT_RESET__RBC_SOFT_RESET_MASK |
-						       UVD_SOFT_RESET__CSM_SOFT_RESET_MASK |
-						       UVD_SOFT_RESET__CXW_SOFT_RESET_MASK |
-						       UVD_SOFT_RESET__TAP_SOFT_RESET_MASK |
-						       UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK));
-
-		/* initialize UVD memory controller */
-		MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL),
-					    (uint32_t)((0x40 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
-						       UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
-						       UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
-						       UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
-						       UVD_LMI_CTRL__REQ_MODE_MASK |
-						       0x00100000L));
-
-		/* take all subblocks out of reset, except VCPU */
-		MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
-					    UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
-
-		/* enable VCPU clock */
-		MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CNTL),
-					    UVD_VCPU_CNTL__CLK_EN_MASK);
-
-		/* enable master interrupt */
-		MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN),
-						   ~(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK),
-						   (UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK));
-
-		/* clear the bit 4 of UVD_STATUS */
-		MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_STATUS),
-						   ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT), 0);
-
-		/* force RBC into idle state */
-		size = order_base_2(ring->ring_size);
-		tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, size);
-		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
-		MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_CNTL), tmp);
-
-		ring = &adev->uvd.ring_enc[0];
-		ring->wptr = 0;
-		MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_RB_BASE_LO), ring->gpu_addr);
-		MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_RB_BASE_HI), upper_32_bits(ring->gpu_addr));
-		MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_RB_SIZE), ring->ring_size / 4);
-
-		/* boot up the VCPU */
-		MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 0);
-
-		/* enable UMC */
-		MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2),
-										   ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK, 0);
-
-		MMSCH_V1_0_INSERT_DIRECT_POLL(SOC15_REG_OFFSET(UVD, 0, mmUVD_STATUS), 0x02, 0x02);
-
 		/* add end packet */
 		memcpy((void *)init_table, &end, sizeof(struct mmsch_v1_0_cmd_end));
 		table_size += sizeof(struct mmsch_v1_0_cmd_end) / 4;
@@ -874,15 +904,17 @@ static int uvd_v7_0_sriov_start(struct amdgpu_device *adev)
  */
 static int uvd_v7_0_start(struct amdgpu_device *adev)
 {
-	struct amdgpu_ring *ring = &adev->uvd.ring;
+	struct amdgpu_ring *ring;
 	uint32_t rb_bufsz, tmp;
 	uint32_t lmi_swap_cntl;
 	uint32_t mp_swap_cntl;
-	int i, j, r;
+	int i, j, k, r;
 
-	/* disable DPG */
-	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_POWER_STATUS), 0,
-			~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
+	for (k = 0; k < adev->uvd.num_uvd_inst; ++k) {
+		/* disable DPG */
+		WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_POWER_STATUS), 0,
+				~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
+	}
 
 	/* disable byte swapping */
 	lmi_swap_cntl = 0;
@@ -890,157 +922,159 @@ static int uvd_v7_0_start(struct amdgpu_device *adev)
 
 	uvd_v7_0_mc_resume(adev);
 
-	/* disable clock gating */
-	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_CGC_CTRL), 0,
-			~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK);
-
-	/* disable interupt */
-	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN), 0,
-			~UVD_MASTINT_EN__VCPU_EN_MASK);
-
-	/* stall UMC and register bus before resetting VCPU */
-	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2),
-			UVD_LMI_CTRL2__STALL_ARB_UMC_MASK,
-			~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
-	mdelay(1);
-
-	/* put LMI, VCPU, RBC etc... into reset */
-	WREG32_SOC15(UVD, 0, mmUVD_SOFT_RESET,
-		UVD_SOFT_RESET__LMI_SOFT_RESET_MASK |
-		UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK |
-		UVD_SOFT_RESET__LBSI_SOFT_RESET_MASK |
-		UVD_SOFT_RESET__RBC_SOFT_RESET_MASK |
-		UVD_SOFT_RESET__CSM_SOFT_RESET_MASK |
-		UVD_SOFT_RESET__CXW_SOFT_RESET_MASK |
-		UVD_SOFT_RESET__TAP_SOFT_RESET_MASK |
-		UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK);
-	mdelay(5);
+	for (k = 0; k < adev->uvd.num_uvd_inst; ++k) {
+		ring = &adev->uvd.inst[k].ring;
+		/* disable clock gating */
+		WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_CGC_CTRL), 0,
+				~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK);
 
-	/* initialize UVD memory controller */
-	WREG32_SOC15(UVD, 0, mmUVD_LMI_CTRL,
-		(0x40 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
-		UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
-		UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
-		UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
-		UVD_LMI_CTRL__REQ_MODE_MASK |
-		0x00100000L);
+		/* disable interupt */
+		WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_MASTINT_EN), 0,
+				~UVD_MASTINT_EN__VCPU_EN_MASK);
+
+		/* stall UMC and register bus before resetting VCPU */
+		WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_LMI_CTRL2),
+				UVD_LMI_CTRL2__STALL_ARB_UMC_MASK,
+				~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
+		mdelay(1);
+
+		/* put LMI, VCPU, RBC etc... into reset */
+		WREG32_SOC15(UVD, k, mmUVD_SOFT_RESET,
+			UVD_SOFT_RESET__LMI_SOFT_RESET_MASK |
+			UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK |
+			UVD_SOFT_RESET__LBSI_SOFT_RESET_MASK |
+			UVD_SOFT_RESET__RBC_SOFT_RESET_MASK |
+			UVD_SOFT_RESET__CSM_SOFT_RESET_MASK |
+			UVD_SOFT_RESET__CXW_SOFT_RESET_MASK |
+			UVD_SOFT_RESET__TAP_SOFT_RESET_MASK |
+			UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK);
+		mdelay(5);
+
+		/* initialize UVD memory controller */
+		WREG32_SOC15(UVD, k, mmUVD_LMI_CTRL,
+			(0x40 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
+			UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
+			UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
+			UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
+			UVD_LMI_CTRL__REQ_MODE_MASK |
+			0x00100000L);
 
 #ifdef __BIG_ENDIAN
-	/* swap (8 in 32) RB and IB */
-	lmi_swap_cntl = 0xa;
-	mp_swap_cntl = 0;
+		/* swap (8 in 32) RB and IB */
+		lmi_swap_cntl = 0xa;
+		mp_swap_cntl = 0;
 #endif
-	WREG32_SOC15(UVD, 0, mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl);
-	WREG32_SOC15(UVD, 0, mmUVD_MP_SWAP_CNTL, mp_swap_cntl);
-
-	WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXA0, 0x40c2040);
-	WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXA1, 0x0);
-	WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXB0, 0x40c2040);
-	WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXB1, 0x0);
-	WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_ALU, 0);
-	WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUX, 0x88);
-
-	/* take all subblocks out of reset, except VCPU */
-	WREG32_SOC15(UVD, 0, mmUVD_SOFT_RESET,
-			UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
-	mdelay(5);
+		WREG32_SOC15(UVD, k, mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl);
+		WREG32_SOC15(UVD, k, mmUVD_MP_SWAP_CNTL, mp_swap_cntl);
 
-	/* enable VCPU clock */
-	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CNTL,
-			UVD_VCPU_CNTL__CLK_EN_MASK);
+		WREG32_SOC15(UVD, k, mmUVD_MPC_SET_MUXA0, 0x40c2040);
+		WREG32_SOC15(UVD, k, mmUVD_MPC_SET_MUXA1, 0x0);
+		WREG32_SOC15(UVD, k, mmUVD_MPC_SET_MUXB0, 0x40c2040);
+		WREG32_SOC15(UVD, k, mmUVD_MPC_SET_MUXB1, 0x0);
+		WREG32_SOC15(UVD, k, mmUVD_MPC_SET_ALU, 0);
+		WREG32_SOC15(UVD, k, mmUVD_MPC_SET_MUX, 0x88);
 
-	/* enable UMC */
-	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2), 0,
-			~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
+		/* take all subblocks out of reset, except VCPU */
+		WREG32_SOC15(UVD, k, mmUVD_SOFT_RESET,
+				UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
+		mdelay(5);
+
+		/* enable VCPU clock */
+		WREG32_SOC15(UVD, k, mmUVD_VCPU_CNTL,
+				UVD_VCPU_CNTL__CLK_EN_MASK);
+
+		/* enable UMC */
+		WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_LMI_CTRL2), 0,
+				~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
 
-	/* boot up the VCPU */
-	WREG32_SOC15(UVD, 0, mmUVD_SOFT_RESET, 0);
-	mdelay(10);
+		/* boot up the VCPU */
+		WREG32_SOC15(UVD, k, mmUVD_SOFT_RESET, 0);
+		mdelay(10);
 
-	for (i = 0; i < 10; ++i) {
-		uint32_t status;
+		for (i = 0; i < 10; ++i) {
+			uint32_t status;
 
-		for (j = 0; j < 100; ++j) {
-			status = RREG32_SOC15(UVD, 0, mmUVD_STATUS);
+			for (j = 0; j < 100; ++j) {
+				status = RREG32_SOC15(UVD, k, mmUVD_STATUS);
+				if (status & 2)
+					break;
+				mdelay(10);
+			}
+			r = 0;
 			if (status & 2)
 				break;
+
+			DRM_ERROR("UVD(%d) not responding, trying to reset the VCPU!!!\n", k);
+			WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_SOFT_RESET),
+					UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK,
+					~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
 			mdelay(10);
+			WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_SOFT_RESET), 0,
+					~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
+			mdelay(10);
+			r = -1;
 		}
-		r = 0;
-		if (status & 2)
-			break;
-
-		DRM_ERROR("UVD not responding, trying to reset the VCPU!!!\n");
-		WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
-				UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK,
-				~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
-		mdelay(10);
-		WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 0,
-				~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
-		mdelay(10);
-		r = -1;
-	}
 
-	if (r) {
-		DRM_ERROR("UVD not responding, giving up!!!\n");
-		return r;
-	}
-	/* enable master interrupt */
-	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN),
-		(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK),
-		~(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK));
-
-	/* clear the bit 4 of UVD_STATUS */
-	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_STATUS), 0,
-			~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
-
-	/* force RBC into idle state */
-	rb_bufsz = order_base_2(ring->ring_size);
-	tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
-	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
-	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
-	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_WPTR_POLL_EN, 0);
-	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
-	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
-	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_CNTL, tmp);
-
-	/* set the write pointer delay */
-	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR_CNTL, 0);
-
-	/* set the wb address */
-	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR_ADDR,
-			(upper_32_bits(ring->gpu_addr) >> 2));
-
-	/* programm the RB_BASE for ring buffer */
-	WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
-			lower_32_bits(ring->gpu_addr));
-	WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
-			upper_32_bits(ring->gpu_addr));
-
-	/* Initialize the ring buffer's read and write pointers */
-	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR, 0);
-
-	ring->wptr = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR);
-	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR,
-			lower_32_bits(ring->wptr));
-
-	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_CNTL), 0,
-			~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK);
-
-	ring = &adev->uvd.ring_enc[0];
-	WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
-	WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
-	WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO, ring->gpu_addr);
-	WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
-	WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE, ring->ring_size / 4);
+		if (r) {
+			DRM_ERROR("UVD(%d) not responding, giving up!!!\n", k);
+			return r;
+		}
+		/* enable master interrupt */
+		WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_MASTINT_EN),
+			(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK),
+			~(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK));
 
-	ring = &adev->uvd.ring_enc[1];
-	WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
-	WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
-	WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO2, ring->gpu_addr);
-	WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
-	WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE2, ring->ring_size / 4);
+		/* clear the bit 4 of UVD_STATUS */
+		WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_STATUS), 0,
+				~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
 
+		/* force RBC into idle state */
+		rb_bufsz = order_base_2(ring->ring_size);
+		tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
+		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
+		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
+		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_WPTR_POLL_EN, 0);
+		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
+		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
+		WREG32_SOC15(UVD, k, mmUVD_RBC_RB_CNTL, tmp);
+
+		/* set the write pointer delay */
+		WREG32_SOC15(UVD, k, mmUVD_RBC_RB_WPTR_CNTL, 0);
+
+		/* set the wb address */
+		WREG32_SOC15(UVD, k, mmUVD_RBC_RB_RPTR_ADDR,
+				(upper_32_bits(ring->gpu_addr) >> 2));
+
+		/* programm the RB_BASE for ring buffer */
+		WREG32_SOC15(UVD, k, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
+				lower_32_bits(ring->gpu_addr));
+		WREG32_SOC15(UVD, k, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
+				upper_32_bits(ring->gpu_addr));
+
+		/* Initialize the ring buffer's read and write pointers */
+		WREG32_SOC15(UVD, k, mmUVD_RBC_RB_RPTR, 0);
+
+		ring->wptr = RREG32_SOC15(UVD, k, mmUVD_RBC_RB_RPTR);
+		WREG32_SOC15(UVD, k, mmUVD_RBC_RB_WPTR,
+				lower_32_bits(ring->wptr));
+
+		WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_RBC_RB_CNTL), 0,
+				~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK);
+
+		ring = &adev->uvd.inst[k].ring_enc[0];
+		WREG32_SOC15(UVD, k, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
+		WREG32_SOC15(UVD, k, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
+		WREG32_SOC15(UVD, k, mmUVD_RB_BASE_LO, ring->gpu_addr);
+		WREG32_SOC15(UVD, k, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
+		WREG32_SOC15(UVD, k, mmUVD_RB_SIZE, ring->ring_size / 4);
+
+		ring = &adev->uvd.inst[k].ring_enc[1];
+		WREG32_SOC15(UVD, k, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
+		WREG32_SOC15(UVD, k, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
+		WREG32_SOC15(UVD, k, mmUVD_RB_BASE_LO2, ring->gpu_addr);
+		WREG32_SOC15(UVD, k, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
+		WREG32_SOC15(UVD, k, mmUVD_RB_SIZE2, ring->ring_size / 4);
+	}
 	return 0;
 }
 
@@ -1053,26 +1087,30 @@ static int uvd_v7_0_start(struct amdgpu_device *adev)
  */
 static void uvd_v7_0_stop(struct amdgpu_device *adev)
 {
-	/* force RBC into idle state */
-	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_CNTL, 0x11010101);
-
-	/* Stall UMC and register bus before resetting VCPU */
-	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2),
-			UVD_LMI_CTRL2__STALL_ARB_UMC_MASK,
-			~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
-	mdelay(1);
-
-	/* put VCPU into reset */
-	WREG32_SOC15(UVD, 0, mmUVD_SOFT_RESET,
-			UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
-	mdelay(5);
+	uint8_t i = 0;
 
-	/* disable VCPU clock */
-	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CNTL, 0x0);
+	for (i = 0; i < adev->uvd.num_uvd_inst; ++i) {
+		/* force RBC into idle state */
+		WREG32_SOC15(UVD, i, mmUVD_RBC_RB_CNTL, 0x11010101);
+
+		/* Stall UMC and register bus before resetting VCPU */
+		WREG32_P(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_CTRL2),
+				UVD_LMI_CTRL2__STALL_ARB_UMC_MASK,
+				~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
+		mdelay(1);
+
+		/* put VCPU into reset */
+		WREG32_SOC15(UVD, i, mmUVD_SOFT_RESET,
+				UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
+		mdelay(5);
 
-	/* Unstall UMC and register bus */
-	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2), 0,
-			~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
+		/* disable VCPU clock */
+		WREG32_SOC15(UVD, i, mmUVD_VCPU_CNTL, 0x0);
+
+		/* Unstall UMC and register bus */
+		WREG32_P(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_CTRL2), 0,
+				~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
+	}
 }
 
 /**
@@ -1091,26 +1129,26 @@ static void uvd_v7_0_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq
 	WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
 
 	amdgpu_ring_write(ring,
-		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_CONTEXT_ID), 0));
+		PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_CONTEXT_ID), 0));
 	amdgpu_ring_write(ring, seq);
 	amdgpu_ring_write(ring,
-		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
+		PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA0), 0));
 	amdgpu_ring_write(ring, addr & 0xffffffff);
 	amdgpu_ring_write(ring,
-		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
+		PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA1), 0));
 	amdgpu_ring_write(ring, upper_32_bits(addr) & 0xff);
 	amdgpu_ring_write(ring,
-		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
+		PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_CMD), 0));
 	amdgpu_ring_write(ring, 0);
 
 	amdgpu_ring_write(ring,
-		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
+		PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA0), 0));
 	amdgpu_ring_write(ring, 0);
 	amdgpu_ring_write(ring,
-		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
+		PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA1), 0));
 	amdgpu_ring_write(ring, 0);
 	amdgpu_ring_write(ring,
-		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
+		PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_CMD), 0));
 	amdgpu_ring_write(ring, 2);
 }
 
@@ -1159,30 +1197,30 @@ static int uvd_v7_0_ring_test_ring(struct amdgpu_ring *ring)
 	unsigned i;
 	int r;
 
-	WREG32_SOC15(UVD, 0, mmUVD_CONTEXT_ID, 0xCAFEDEAD);
+	WREG32_SOC15(UVD, ring->me, mmUVD_CONTEXT_ID, 0xCAFEDEAD);
 	r = amdgpu_ring_alloc(ring, 3);
 	if (r) {
-		DRM_ERROR("amdgpu: cp failed to lock ring %d (%d).\n",
-			  ring->idx, r);
+		DRM_ERROR("amdgpu: (%d)cp failed to lock ring %d (%d).\n",
+			  ring->me, ring->idx, r);
 		return r;
 	}
 	amdgpu_ring_write(ring,
-		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_CONTEXT_ID), 0));
+		PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_CONTEXT_ID), 0));
 	amdgpu_ring_write(ring, 0xDEADBEEF);
 	amdgpu_ring_commit(ring);
 	for (i = 0; i < adev->usec_timeout; i++) {
-		tmp = RREG32_SOC15(UVD, 0, mmUVD_CONTEXT_ID);
+		tmp = RREG32_SOC15(UVD, ring->me, mmUVD_CONTEXT_ID);
 		if (tmp == 0xDEADBEEF)
 			break;
 		DRM_UDELAY(1);
 	}
 
 	if (i < adev->usec_timeout) {
-		DRM_DEBUG("ring test on %d succeeded in %d usecs\n",
-			 ring->idx, i);
+		DRM_DEBUG("(%d)ring test on %d succeeded in %d usecs\n",
+			 ring->me, ring->idx, i);
 	} else {
-		DRM_ERROR("amdgpu: ring %d test failed (0x%08X)\n",
-			  ring->idx, tmp);
+		DRM_ERROR("(%d)amdgpu: ring %d test failed (0x%08X)\n",
+			  ring->me, ring->idx, tmp);
 		r = -EINVAL;
 	}
 	return r;
@@ -1203,17 +1241,17 @@ static void uvd_v7_0_ring_emit_ib(struct amdgpu_ring *ring,
 	struct amdgpu_device *adev = ring->adev;
 
 	amdgpu_ring_write(ring,
-		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_VMID), 0));
+		PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_LMI_RBC_IB_VMID), 0));
 	amdgpu_ring_write(ring, vmid);
 
 	amdgpu_ring_write(ring,
-		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_64BIT_BAR_LOW), 0));
+		PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_LMI_RBC_IB_64BIT_BAR_LOW), 0));
 	amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
 	amdgpu_ring_write(ring,
-		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH), 0));
+		PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH), 0));
 	amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
 	amdgpu_ring_write(ring,
-		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_IB_SIZE), 0));
+		PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_RBC_IB_SIZE), 0));
 	amdgpu_ring_write(ring, ib->length_dw);
 }
 
@@ -1241,13 +1279,13 @@ static void uvd_v7_0_ring_emit_wreg(struct amdgpu_ring *ring,
 	struct amdgpu_device *adev = ring->adev;
 
 	amdgpu_ring_write(ring,
-		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
+		PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA0), 0));
 	amdgpu_ring_write(ring, reg << 2);
 	amdgpu_ring_write(ring,
-		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
+		PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA1), 0));
 	amdgpu_ring_write(ring, val);
 	amdgpu_ring_write(ring,
-		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
+		PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_CMD), 0));
 	amdgpu_ring_write(ring, 8);
 }
 
@@ -1257,16 +1295,16 @@ static void uvd_v7_0_ring_emit_reg_wait(struct amdgpu_ring *ring, uint32_t reg,
 	struct amdgpu_device *adev = ring->adev;
 
 	amdgpu_ring_write(ring,
-		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
+		PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA0), 0));
 	amdgpu_ring_write(ring, reg << 2);
 	amdgpu_ring_write(ring,
-		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
+		PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA1), 0));
 	amdgpu_ring_write(ring, val);
 	amdgpu_ring_write(ring,
-		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GP_SCRATCH8), 0));
+		PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GP_SCRATCH8), 0));
 	amdgpu_ring_write(ring, mask);
 	amdgpu_ring_write(ring,
-		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
+		PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_CMD), 0));
 	amdgpu_ring_write(ring, 12);
 }
 
@@ -1287,12 +1325,15 @@ static void uvd_v7_0_ring_emit_vm_flush(struct amdgpu_ring *ring,
 
 static void uvd_v7_0_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count)
 {
-	int i;
 	struct amdgpu_device *adev = ring->adev;
+	int i;
 
-	for (i = 0; i < count; i++)
-		amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_NO_OP), 0));
+	WARN_ON(ring->wptr % 2 || count % 2);
 
+	for (i = 0; i < count / 2; i++) {
+		amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_NO_OP), 0));
+		amdgpu_ring_write(ring, 0);
+	}
 }
 
 static void uvd_v7_0_enc_ring_insert_end(struct amdgpu_ring *ring)
@@ -1359,16 +1400,16 @@ static bool uvd_v7_0_check_soft_reset(void *handle)
 
 	if (REG_GET_FIELD(tmp, SRBM_STATUS, UVD_RQ_PENDING) ||
 	    REG_GET_FIELD(tmp, SRBM_STATUS, UVD_BUSY) ||
-	    (RREG32_SOC15(UVD, 0, mmUVD_STATUS) &
+	    (RREG32_SOC15(UVD, ring->me, mmUVD_STATUS) &
 		    AMDGPU_UVD_STATUS_BUSY_MASK))
 		srbm_soft_reset = REG_SET_FIELD(srbm_soft_reset,
 				SRBM_SOFT_RESET, SOFT_RESET_UVD, 1);
 
 	if (srbm_soft_reset) {
-		adev->uvd.srbm_soft_reset = srbm_soft_reset;
+		adev->uvd.inst[ring->me].srbm_soft_reset = srbm_soft_reset;
 		return true;
 	} else {
-		adev->uvd.srbm_soft_reset = 0;
+		adev->uvd.inst[ring->me].srbm_soft_reset = 0;
 		return false;
 	}
 }
@@ -1377,7 +1418,7 @@ static int uvd_v7_0_pre_soft_reset(void *handle)
 {
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 
-	if (!adev->uvd.srbm_soft_reset)
+	if (!adev->uvd.inst[ring->me].srbm_soft_reset)
 		return 0;
 
 	uvd_v7_0_stop(adev);
@@ -1389,9 +1430,9 @@ static int uvd_v7_0_soft_reset(void *handle)
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 	u32 srbm_soft_reset;
 
-	if (!adev->uvd.srbm_soft_reset)
+	if (!adev->uvd.inst[ring->me].srbm_soft_reset)
 		return 0;
-	srbm_soft_reset = adev->uvd.srbm_soft_reset;
+	srbm_soft_reset = adev->uvd.inst[ring->me].srbm_soft_reset;
 
 	if (srbm_soft_reset) {
 		u32 tmp;
@@ -1419,7 +1460,7 @@ static int uvd_v7_0_post_soft_reset(void *handle)
 {
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 
-	if (!adev->uvd.srbm_soft_reset)
+	if (!adev->uvd.inst[ring->me].srbm_soft_reset)
 		return 0;
 
 	mdelay(5);
@@ -1441,17 +1482,32 @@ static int uvd_v7_0_process_interrupt(struct amdgpu_device *adev,
 				      struct amdgpu_irq_src *source,
 				      struct amdgpu_iv_entry *entry)
 {
+	uint32_t ip_instance;
+
+	switch (entry->client_id) {
+	case SOC15_IH_CLIENTID_UVD:
+		ip_instance = 0;
+		break;
+	case SOC15_IH_CLIENTID_UVD1:
+		ip_instance = 1;
+		break;
+	default:
+		DRM_ERROR("Unhandled client id: %d\n", entry->client_id);
+		return 0;
+	}
+
 	DRM_DEBUG("IH: UVD TRAP\n");
+
 	switch (entry->src_id) {
 	case 124:
-		amdgpu_fence_process(&adev->uvd.ring);
+		amdgpu_fence_process(&adev->uvd.inst[ip_instance].ring);
 		break;
 	case 119:
-		amdgpu_fence_process(&adev->uvd.ring_enc[0]);
+		amdgpu_fence_process(&adev->uvd.inst[ip_instance].ring_enc[0]);
 		break;
 	case 120:
 		if (!amdgpu_sriov_vf(adev))
-			amdgpu_fence_process(&adev->uvd.ring_enc[1]);
+			amdgpu_fence_process(&adev->uvd.inst[ip_instance].ring_enc[1]);
 		break;
 	default:
 		DRM_ERROR("Unhandled interrupt: %d %d\n",
@@ -1467,9 +1523,9 @@ static void uvd_v7_0_set_sw_clock_gating(struct amdgpu_device *adev)
 {
 	uint32_t data, data1, data2, suvd_flags;
 
-	data = RREG32_SOC15(UVD, 0, mmUVD_CGC_CTRL);
-	data1 = RREG32_SOC15(UVD, 0, mmUVD_SUVD_CGC_GATE);
-	data2 = RREG32_SOC15(UVD, 0, mmUVD_SUVD_CGC_CTRL);
+	data = RREG32_SOC15(UVD, ring->me, mmUVD_CGC_CTRL);
+	data1 = RREG32_SOC15(UVD, ring->me, mmUVD_SUVD_CGC_GATE);
+	data2 = RREG32_SOC15(UVD, ring->me, mmUVD_SUVD_CGC_CTRL);
 
 	data &= ~(UVD_CGC_CTRL__CLK_OFF_DELAY_MASK |
 		  UVD_CGC_CTRL__CLK_GATE_DLY_TIMER_MASK);
@@ -1513,18 +1569,18 @@ static void uvd_v7_0_set_sw_clock_gating(struct amdgpu_device *adev)
 			UVD_SUVD_CGC_CTRL__SDB_MODE_MASK);
 	data1 |= suvd_flags;
 
-	WREG32_SOC15(UVD, 0, mmUVD_CGC_CTRL, data);
-	WREG32_SOC15(UVD, 0, mmUVD_CGC_GATE, 0);
-	WREG32_SOC15(UVD, 0, mmUVD_SUVD_CGC_GATE, data1);
-	WREG32_SOC15(UVD, 0, mmUVD_SUVD_CGC_CTRL, data2);
+	WREG32_SOC15(UVD, ring->me, mmUVD_CGC_CTRL, data);
+	WREG32_SOC15(UVD, ring->me, mmUVD_CGC_GATE, 0);
+	WREG32_SOC15(UVD, ring->me, mmUVD_SUVD_CGC_GATE, data1);
+	WREG32_SOC15(UVD, ring->me, mmUVD_SUVD_CGC_CTRL, data2);
 }
 
 static void uvd_v7_0_set_hw_clock_gating(struct amdgpu_device *adev)
 {
 	uint32_t data, data1, cgc_flags, suvd_flags;
 
-	data = RREG32_SOC15(UVD, 0, mmUVD_CGC_GATE);
-	data1 = RREG32_SOC15(UVD, 0, mmUVD_SUVD_CGC_GATE);
+	data = RREG32_SOC15(UVD, ring->me, mmUVD_CGC_GATE);
+	data1 = RREG32_SOC15(UVD, ring->me, mmUVD_SUVD_CGC_GATE);
 
 	cgc_flags = UVD_CGC_GATE__SYS_MASK |
 		UVD_CGC_GATE__UDEC_MASK |
@@ -1556,8 +1612,8 @@ static void uvd_v7_0_set_hw_clock_gating(struct amdgpu_device *adev)
 	data |= cgc_flags;
 	data1 |= suvd_flags;
 
-	WREG32_SOC15(UVD, 0, mmUVD_CGC_GATE, data);
-	WREG32_SOC15(UVD, 0, mmUVD_SUVD_CGC_GATE, data1);
+	WREG32_SOC15(UVD, ring->me, mmUVD_CGC_GATE, data);
+	WREG32_SOC15(UVD, ring->me, mmUVD_SUVD_CGC_GATE, data1);
 }
 
 static void uvd_v7_0_set_bypass_mode(struct amdgpu_device *adev, bool enable)
@@ -1616,7 +1672,7 @@ static int uvd_v7_0_set_powergating_state(void *handle,
 	if (!(adev->pg_flags & AMD_PG_SUPPORT_UVD))
 		return 0;
 
-	WREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS, UVD_POWER_STATUS__UVD_PG_EN_MASK);
+	WREG32_SOC15(UVD, ring->me, mmUVD_POWER_STATUS, UVD_POWER_STATUS__UVD_PG_EN_MASK);
 
 	if (state == AMD_PG_STATE_GATE) {
 		uvd_v7_0_stop(adev);
@@ -1657,7 +1713,6 @@ const struct amd_ip_funcs uvd_v7_0_ip_funcs = {
 static const struct amdgpu_ring_funcs uvd_v7_0_ring_vm_funcs = {
 	.type = AMDGPU_RING_TYPE_UVD,
 	.align_mask = 0xf,
-	.nop = PACKET0(0x81ff, 0),
 	.support_64bit_ptrs = false,
 	.vmhub = AMDGPU_MMHUB,
 	.get_rptr = uvd_v7_0_ring_get_rptr,
@@ -1719,18 +1774,27 @@ static const struct amdgpu_ring_funcs uvd_v7_0_enc_ring_vm_funcs = {
 
 static void uvd_v7_0_set_ring_funcs(struct amdgpu_device *adev)
 {
-	adev->uvd.ring.funcs = &uvd_v7_0_ring_vm_funcs;
-	DRM_INFO("UVD is enabled in VM mode\n");
+	int i;
+
+	for (i = 0; i < adev->uvd.num_uvd_inst; i++) {
+		adev->uvd.inst[i].ring.funcs = &uvd_v7_0_ring_vm_funcs;
+		adev->uvd.inst[i].ring.me = i;
+		DRM_INFO("UVD(%d) is enabled in VM mode\n", i);
+	}
 }
 
 static void uvd_v7_0_set_enc_ring_funcs(struct amdgpu_device *adev)
 {
-	int i;
+	int i, j;
 
-	for (i = 0; i < adev->uvd.num_enc_rings; ++i)
-		adev->uvd.ring_enc[i].funcs = &uvd_v7_0_enc_ring_vm_funcs;
+	for (j = 0; j < adev->uvd.num_uvd_inst; j++) {
+		for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
+			adev->uvd.inst[j].ring_enc[i].funcs = &uvd_v7_0_enc_ring_vm_funcs;
+			adev->uvd.inst[j].ring_enc[i].me = j;
+		}
 
-	DRM_INFO("UVD ENC is enabled in VM mode\n");
+		DRM_INFO("UVD(%d) ENC is enabled in VM mode\n", j);
+	}
 }
 
 static const struct amdgpu_irq_src_funcs uvd_v7_0_irq_funcs = {
@@ -1740,8 +1804,12 @@ static const struct amdgpu_irq_src_funcs uvd_v7_0_irq_funcs = {
 
 static void uvd_v7_0_set_irq_funcs(struct amdgpu_device *adev)
 {
-	adev->uvd.irq.num_types = adev->uvd.num_enc_rings + 1;
-	adev->uvd.irq.funcs = &uvd_v7_0_irq_funcs;
+	int i;
+
+	for (i = 0; i < adev->uvd.num_uvd_inst; i++) {
+		adev->uvd.inst[i].irq.num_types = adev->uvd.num_enc_rings + 1;
+		adev->uvd.inst[i].irq.funcs = &uvd_v7_0_irq_funcs;
+	}
 }
 
 const struct amdgpu_ip_block_version uvd_v7_0_ip_block =

drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c

@@ -35,7 +35,6 @@
 #include "mmhub/mmhub_9_1_offset.h"
 #include "mmhub/mmhub_9_1_sh_mask.h"
 
-static int vcn_v1_0_start(struct amdgpu_device *adev);
 static int vcn_v1_0_stop(struct amdgpu_device *adev);
 static void vcn_v1_0_set_dec_ring_funcs(struct amdgpu_device *adev);
 static void vcn_v1_0_set_enc_ring_funcs(struct amdgpu_device *adev);
@@ -146,10 +145,6 @@ static int vcn_v1_0_hw_init(void *handle)
 	struct amdgpu_ring *ring = &adev->vcn.ring_dec;
 	int i, r;
 
-	r = vcn_v1_0_start(adev);
-	if (r)
-		goto done;
-
 	ring->ready = true;
 	r = amdgpu_ring_test_ring(ring);
 	if (r) {
@@ -185,11 +180,9 @@ static int vcn_v1_0_hw_fini(void *handle)
 {
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 	struct amdgpu_ring *ring = &adev->vcn.ring_dec;
-	int r;
 
-	r = vcn_v1_0_stop(adev);
-	if (r)
-		return r;
+	if (RREG32_SOC15(VCN, 0, mmUVD_STATUS))
+		vcn_v1_0_stop(adev);
 
 	ring->ready = false;
 
@@ -288,14 +281,14 @@ static void vcn_v1_0_mc_resume(struct amdgpu_device *adev)
  *
  * Disable clock gating for VCN block
  */
-static void vcn_v1_0_disable_clock_gating(struct amdgpu_device *adev, bool sw)
+static void vcn_v1_0_disable_clock_gating(struct amdgpu_device *adev)
 {
 	uint32_t data;
 
 	/* JPEG disable CGC */
 	data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL);
 
-	if (sw)
+	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 		data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 	else
 		data &= ~JPEG_CGC_CTRL__DYN_CLOCK_MODE_MASK;
@@ -310,7 +303,7 @@ static void vcn_v1_0_disable_clock_gating(struct amdgpu_device *adev, bool sw)
 
 	/* UVD disable CGC */
 	data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
-	if (sw)
+	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 		data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 	else
 		data &= ~ UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
@@ -415,13 +408,13 @@ static void vcn_v1_0_disable_clock_gating(struct amdgpu_device *adev, bool sw)
  *
  * Enable clock gating for VCN block
  */
-static void vcn_v1_0_enable_clock_gating(struct amdgpu_device *adev, bool sw)
+static void vcn_v1_0_enable_clock_gating(struct amdgpu_device *adev)
 {
 	uint32_t data = 0;
 
 	/* enable JPEG CGC */
 	data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL);
-	if (sw)
+	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 		data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 	else
 		data |= 0 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
@@ -435,7 +428,7 @@ static void vcn_v1_0_enable_clock_gating(struct amdgpu_device *adev, bool sw)
 
 	/* enable UVD CGC */
 	data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
-	if (sw)
+	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 		data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 	else
 		data |= 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
@@ -480,6 +473,94 @@ static void vcn_v1_0_enable_clock_gating(struct amdgpu_device *adev, bool sw)
 	WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL, data);
 }
 
+static void vcn_1_0_disable_static_power_gating(struct amdgpu_device *adev)
+{
+	uint32_t data = 0;
+	int ret;
+
+	if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
+		data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
+			| 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
+			| 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
+			| 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
+			| 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
+			| 2 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT
+			| 2 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT
+			| 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
+			| 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
+			| 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
+			| 2 << UVD_PGFSM_CONFIG__UVDW_PWR_CONFIG__SHIFT);
+
+		WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data);
+		SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, UVD_PGFSM_STATUS__UVDM_UVDU_PWR_ON, 0xFFFFFF, ret);
+	} else {
+		data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
+			| 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
+			| 1 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
+			| 1 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
+			| 1 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
+			| 1 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT
+			| 1 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT
+			| 1 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
+			| 1 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
+			| 1 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
+			| 1 << UVD_PGFSM_CONFIG__UVDW_PWR_CONFIG__SHIFT);
+		WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data);
+		SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, 0,  0xFFFFFFFF, ret);
+	}
+
+	/* polling UVD_PGFSM_STATUS to confirm UVDM_PWR_STATUS , UVDU_PWR_STATUS are 0 (power on) */
+
+	data = RREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS);
+	data &= ~0x103;
+	if (adev->pg_flags & AMD_PG_SUPPORT_VCN)
+		data |= UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON | UVD_POWER_STATUS__UVD_PG_EN_MASK;
+
+	WREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS, data);
+}
+
+static void vcn_1_0_enable_static_power_gating(struct amdgpu_device *adev)
+{
+	uint32_t data = 0;
+	int ret;
+
+	if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
+		/* Before power off, this indicator has to be turned on */
+		data = RREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS);
+		data &= ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK;
+		data |= UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF;
+		WREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS, data);
+
+
+		data = (2 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
+			| 2 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
+			| 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
+			| 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
+			| 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
+			| 2 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT
+			| 2 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT
+			| 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
+			| 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
+			| 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
+			| 2 << UVD_PGFSM_CONFIG__UVDW_PWR_CONFIG__SHIFT);
+
+		WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data);
+
+		data = (2 << UVD_PGFSM_STATUS__UVDM_PWR_STATUS__SHIFT
+			| 2 << UVD_PGFSM_STATUS__UVDU_PWR_STATUS__SHIFT
+			| 2 << UVD_PGFSM_STATUS__UVDF_PWR_STATUS__SHIFT
+			| 2 << UVD_PGFSM_STATUS__UVDC_PWR_STATUS__SHIFT
+			| 2 << UVD_PGFSM_STATUS__UVDB_PWR_STATUS__SHIFT
+			| 2 << UVD_PGFSM_STATUS__UVDIL_PWR_STATUS__SHIFT
+			| 2 << UVD_PGFSM_STATUS__UVDIR_PWR_STATUS__SHIFT
+			| 2 << UVD_PGFSM_STATUS__UVDTD_PWR_STATUS__SHIFT
+			| 2 << UVD_PGFSM_STATUS__UVDTE_PWR_STATUS__SHIFT
+			| 2 << UVD_PGFSM_STATUS__UVDE_PWR_STATUS__SHIFT
+			| 2 << UVD_PGFSM_STATUS__UVDW_PWR_STATUS__SHIFT);
+		SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, data, 0xFFFFFFFF, ret);
+	}
+}
+
 /**
  * vcn_v1_0_start - start VCN block
  *
@@ -499,8 +580,9 @@ static int vcn_v1_0_start(struct amdgpu_device *adev)
 
 	vcn_v1_0_mc_resume(adev);
 
+	vcn_1_0_disable_static_power_gating(adev);
 	/* disable clock gating */
-	vcn_v1_0_disable_clock_gating(adev, true);
+	vcn_v1_0_disable_clock_gating(adev);
 
 	/* disable interupt */
 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN), 0,
@@ -680,16 +762,45 @@ static int vcn_v1_0_stop(struct amdgpu_device *adev)
 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2), 0,
 			~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
 
-	/* enable clock gating */
-	vcn_v1_0_enable_clock_gating(adev, true);
+	WREG32_SOC15(VCN, 0, mmUVD_STATUS, 0);
 
+	vcn_v1_0_enable_clock_gating(adev);
+	vcn_1_0_enable_static_power_gating(adev);
 	return 0;
 }
 
+bool vcn_v1_0_is_idle(void *handle)
+{
+	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+	return (RREG32_SOC15(VCN, 0, mmUVD_STATUS) == 0x2);
+}
+
+int vcn_v1_0_wait_for_idle(void *handle)
+{
+	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+	int ret = 0;
+
+	SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_STATUS, 0x2, 0x2, ret);
+
+	return ret;
+}
+
 static int vcn_v1_0_set_clockgating_state(void *handle,
 					  enum amd_clockgating_state state)
 {
-	/* needed for driver unload*/
+	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+	bool enable = (state == AMD_CG_STATE_GATE) ? true : false;
+
+	if (enable) {
+		/* wait for STATUS to clear */
+		if (vcn_v1_0_is_idle(handle))
+			return -EBUSY;
+		vcn_v1_0_enable_clock_gating(adev);
+	} else {
+		/* disable HW gating and enable Sw gating */
+		vcn_v1_0_disable_clock_gating(adev);
+	}
 	return 0;
 }
 
@@ -1048,16 +1159,36 @@ static int vcn_v1_0_process_interrupt(struct amdgpu_device *adev,
 	return 0;
 }
 
-static void vcn_v1_0_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count)
+static void vcn_v1_0_dec_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count)
 {
-	int i;
 	struct amdgpu_device *adev = ring->adev;
+	int i;
 
-	for (i = 0; i < count; i++)
-		amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_NO_OP), 0));
+	WARN_ON(ring->wptr % 2 || count % 2);
 
+	for (i = 0; i < count / 2; i++) {
+		amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_NO_OP), 0));
+		amdgpu_ring_write(ring, 0);
+	}
 }
 
+static int vcn_v1_0_set_powergating_state(void *handle,
+					  enum amd_powergating_state state)
+{
+	/* This doesn't actually powergate the VCN block.
+	 * That's done in the dpm code via the SMC.  This
+	 * just re-inits the block as necessary.  The actual
+	 * gating still happens in the dpm code.  We should
+	 * revisit this when there is a cleaner line between
+	 * the smc and the hw blocks
+	 */
+	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+	if (state == AMD_PG_STATE_GATE)
+		return vcn_v1_0_stop(adev);
+	else
+		return vcn_v1_0_start(adev);
+}
 
 static const struct amd_ip_funcs vcn_v1_0_ip_funcs = {
 	.name = "vcn_v1_0",
@@ -1069,20 +1200,19 @@ static const struct amd_ip_funcs vcn_v1_0_ip_funcs = {
 	.hw_fini = vcn_v1_0_hw_fini,
 	.suspend = vcn_v1_0_suspend,
 	.resume = vcn_v1_0_resume,
-	.is_idle = NULL /* vcn_v1_0_is_idle */,
-	.wait_for_idle = NULL /* vcn_v1_0_wait_for_idle */,
+	.is_idle = vcn_v1_0_is_idle,
+	.wait_for_idle = vcn_v1_0_wait_for_idle,
 	.check_soft_reset = NULL /* vcn_v1_0_check_soft_reset */,
 	.pre_soft_reset = NULL /* vcn_v1_0_pre_soft_reset */,
 	.soft_reset = NULL /* vcn_v1_0_soft_reset */,
 	.post_soft_reset = NULL /* vcn_v1_0_post_soft_reset */,
 	.set_clockgating_state = vcn_v1_0_set_clockgating_state,
-	.set_powergating_state = NULL /* vcn_v1_0_set_powergating_state */,
+	.set_powergating_state = vcn_v1_0_set_powergating_state,
 };
 
 static const struct amdgpu_ring_funcs vcn_v1_0_dec_ring_vm_funcs = {
 	.type = AMDGPU_RING_TYPE_VCN_DEC,
 	.align_mask = 0xf,
-	.nop = PACKET0(0x81ff, 0),
 	.support_64bit_ptrs = false,
 	.vmhub = AMDGPU_MMHUB,
 	.get_rptr = vcn_v1_0_dec_ring_get_rptr,
@@ -1101,7 +1231,7 @@ static const struct amdgpu_ring_funcs vcn_v1_0_dec_ring_vm_funcs = {
 	.emit_vm_flush = vcn_v1_0_dec_ring_emit_vm_flush,
 	.test_ring = amdgpu_vcn_dec_ring_test_ring,
 	.test_ib = amdgpu_vcn_dec_ring_test_ib,
-	.insert_nop = vcn_v1_0_ring_insert_nop,
+	.insert_nop = vcn_v1_0_dec_ring_insert_nop,
 	.insert_start = vcn_v1_0_dec_ring_insert_start,
 	.insert_end = vcn_v1_0_dec_ring_insert_end,
 	.pad_ib = amdgpu_ring_generic_pad_ib,

drivers/gpu/drm/amd/amdgpu/vega20_reg_init.c

@@ -0,0 +1,53 @@
+/*
+ * Copyright 2018 Advanced Micro Devices, 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.
+ *
+ */
+#include "amdgpu.h"
+#include "soc15.h"
+
+#include "soc15_common.h"
+#include "soc15_hw_ip.h"
+#include "vega20_ip_offset.h"
+
+int vega20_reg_base_init(struct amdgpu_device *adev)
+{
+	/* HW has more IP blocks,  only initialized the blocke beend by our driver  */
+	uint32_t i;
+	for (i = 0 ; i < MAX_INSTANCE ; ++i) {
+		adev->reg_offset[GC_HWIP][i] = (uint32_t *)(&(GC_BASE.instance[i]));
+		adev->reg_offset[HDP_HWIP][i] = (uint32_t *)(&(HDP_BASE.instance[i]));
+		adev->reg_offset[MMHUB_HWIP][i] = (uint32_t *)(&(MMHUB_BASE.instance[i]));
+		adev->reg_offset[ATHUB_HWIP][i] = (uint32_t *)(&(ATHUB_BASE.instance[i]));
+		adev->reg_offset[NBIO_HWIP][i] = (uint32_t *)(&(NBIO_BASE.instance[i]));
+		adev->reg_offset[MP0_HWIP][i] = (uint32_t *)(&(MP0_BASE.instance[i]));
+		adev->reg_offset[UVD_HWIP][i] = (uint32_t *)(&(UVD_BASE.instance[i]));
+		adev->reg_offset[VCE_HWIP][i] = (uint32_t *)(&(VCE_BASE.instance[i]));
+		adev->reg_offset[DF_HWIP][i] = (uint32_t *)(&(DF_BASE.instance[i]));
+		adev->reg_offset[DCE_HWIP][i] = (uint32_t *)(&(DCE_BASE.instance[i]));
+		adev->reg_offset[OSSSYS_HWIP][i] = (uint32_t *)(&(OSSSYS_BASE.instance[i]));
+		adev->reg_offset[SDMA0_HWIP][i] = (uint32_t *)(&(SDMA0_BASE.instance[i]));
+		adev->reg_offset[SDMA1_HWIP][i] = (uint32_t *)(&(SDMA1_BASE.instance[i]));
+		adev->reg_offset[SMUIO_HWIP][i] = (uint32_t *)(&(SMUIO_BASE.instance[i]));
+	}
+	return 0;
+}
+
+

drivers/gpu/drm/amd/display/Kconfig

@@ -34,10 +34,4 @@ config DEBUG_KERNEL_DC
 	  if you want to hit
 	  kdgb_break in assert.
 
-config DRM_AMD_DC_VEGAM
-        bool "VEGAM support"
-        depends on DRM_AMD_DC
-        help
-         Choose this option if you want to have
-         VEGAM support for display engine
 endmenu

drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c

@@ -911,6 +911,7 @@ amdgpu_dm_update_connector_after_detect(struct amdgpu_dm_connector *aconnector)
 		drm_mode_connector_update_edid_property(connector, NULL);
 		aconnector->num_modes = 0;
 		aconnector->dc_sink = NULL;
+		aconnector->edid = NULL;
 	}
 
 	mutex_unlock(&dev->mode_config.mutex);
@@ -1115,6 +1116,7 @@ static int dce110_register_irq_handlers(struct amdgpu_device *adev)
 
 	if (adev->asic_type == CHIP_VEGA10 ||
 	    adev->asic_type == CHIP_VEGA12 ||
+	    adev->asic_type == CHIP_VEGA20 ||
 	    adev->asic_type == CHIP_RAVEN)
 		client_id = SOC15_IH_CLIENTID_DCE;
 
@@ -1513,11 +1515,10 @@ static int amdgpu_dm_initialize_drm_device(struct amdgpu_device *adev)
 	case CHIP_POLARIS11:
 	case CHIP_POLARIS10:
 	case CHIP_POLARIS12:
-#if defined(CONFIG_DRM_AMD_DC_VEGAM)
 	case CHIP_VEGAM:
-#endif
 	case CHIP_VEGA10:
 	case CHIP_VEGA12:
+	case CHIP_VEGA20:
 		if (dce110_register_irq_handlers(dm->adev)) {
 			DRM_ERROR("DM: Failed to initialize IRQ\n");
 			goto fail;
@@ -1708,9 +1709,7 @@ static int dm_early_init(void *handle)
 		adev->mode_info.plane_type = dm_plane_type_default;
 		break;
 	case CHIP_POLARIS10:
-#if defined(CONFIG_DRM_AMD_DC_VEGAM)
 	case CHIP_VEGAM:
-#endif
 		adev->mode_info.num_crtc = 6;
 		adev->mode_info.num_hpd = 6;
 		adev->mode_info.num_dig = 6;
@@ -1718,6 +1717,7 @@ static int dm_early_init(void *handle)
 		break;
 	case CHIP_VEGA10:
 	case CHIP_VEGA12:
+	case CHIP_VEGA20:
 		adev->mode_info.num_crtc = 6;
 		adev->mode_info.num_hpd = 6;
 		adev->mode_info.num_dig = 6;
@@ -1966,6 +1966,7 @@ static int fill_plane_attributes_from_fb(struct amdgpu_device *adev,
 
 	if (adev->asic_type == CHIP_VEGA10 ||
 	    adev->asic_type == CHIP_VEGA12 ||
+	    adev->asic_type == CHIP_VEGA20 ||
 	    adev->asic_type == CHIP_RAVEN) {
 		/* Fill GFX9 params */
 		plane_state->tiling_info.gfx9.num_pipes =

drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_color.c

@@ -88,9 +88,9 @@ static void __drm_lut_to_dc_gamma(struct drm_color_lut *lut,
 			g = drm_color_lut_extract(lut[i].green, 16);
 			b = drm_color_lut_extract(lut[i].blue, 16);
 
-			gamma->entries.red[i] = dal_fixed31_32_from_int(r);
-			gamma->entries.green[i] = dal_fixed31_32_from_int(g);
-			gamma->entries.blue[i] = dal_fixed31_32_from_int(b);
+			gamma->entries.red[i] = dc_fixpt_from_int(r);
+			gamma->entries.green[i] = dc_fixpt_from_int(g);
+			gamma->entries.blue[i] = dc_fixpt_from_int(b);
 		}
 		return;
 	}
@@ -101,9 +101,9 @@ static void __drm_lut_to_dc_gamma(struct drm_color_lut *lut,
 		g = drm_color_lut_extract(lut[i].green, 16);
 		b = drm_color_lut_extract(lut[i].blue, 16);
 
-		gamma->entries.red[i] = dal_fixed31_32_from_fraction(r, MAX_DRM_LUT_VALUE);
-		gamma->entries.green[i] = dal_fixed31_32_from_fraction(g, MAX_DRM_LUT_VALUE);
-		gamma->entries.blue[i] = dal_fixed31_32_from_fraction(b, MAX_DRM_LUT_VALUE);
+		gamma->entries.red[i] = dc_fixpt_from_fraction(r, MAX_DRM_LUT_VALUE);
+		gamma->entries.green[i] = dc_fixpt_from_fraction(g, MAX_DRM_LUT_VALUE);
+		gamma->entries.blue[i] = dc_fixpt_from_fraction(b, MAX_DRM_LUT_VALUE);
 	}
 }
 
@@ -208,7 +208,7 @@ void amdgpu_dm_set_ctm(struct dm_crtc_state *crtc)
 	for (i = 0; i < 12; i++) {
 		/* Skip 4th element */
 		if (i % 4 == 3) {
-			stream->gamut_remap_matrix.matrix[i] = dal_fixed31_32_zero;
+			stream->gamut_remap_matrix.matrix[i] = dc_fixpt_zero;
 			continue;
 		}
 

drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c

@@ -330,11 +330,6 @@ bool dm_helpers_dp_mst_send_payload_allocation(
 	return true;
 }
 
-bool dm_helpers_dc_conn_log(struct dc_context *ctx, struct log_entry *entry, enum dc_log_type event)
-{
-	return true;
-}
-
 void dm_dtn_log_begin(struct dc_context *ctx)
 {}
 

drivers/gpu/drm/amd/display/dc/basics/Makefile

@@ -24,7 +24,7 @@
 # It provides the general basic services required by other DAL
 # subcomponents.
 
-BASICS = conversion.o fixpt31_32.o fixpt32_32.o \
+BASICS = conversion.o fixpt31_32.o \
 	logger.o log_helpers.o vector.o
 
 AMD_DAL_BASICS = $(addprefix $(AMDDALPATH)/dc/basics/,$(BASICS))

drivers/gpu/drm/amd/display/dc/basics/conversion.c

@@ -41,22 +41,22 @@ uint16_t fixed_point_to_int_frac(
 
 	uint16_t result;
 
-	uint16_t d = (uint16_t)dal_fixed31_32_floor(
-		dal_fixed31_32_abs(
+	uint16_t d = (uint16_t)dc_fixpt_floor(
+		dc_fixpt_abs(
 			arg));
 
 	if (d <= (uint16_t)(1 << integer_bits) - (1 / (uint16_t)divisor))
-		numerator = (uint16_t)dal_fixed31_32_round(
-			dal_fixed31_32_mul_int(
+		numerator = (uint16_t)dc_fixpt_round(
+			dc_fixpt_mul_int(
 				arg,
 				divisor));
 	else {
-		numerator = dal_fixed31_32_floor(
-			dal_fixed31_32_sub(
-				dal_fixed31_32_from_int(
+		numerator = dc_fixpt_floor(
+			dc_fixpt_sub(
+				dc_fixpt_from_int(
 					1LL << integer_bits),
-				dal_fixed31_32_recip(
-					dal_fixed31_32_from_int(
+				dc_fixpt_recip(
+					dc_fixpt_from_int(
 						divisor))));
 	}
 
@@ -66,8 +66,8 @@ uint16_t fixed_point_to_int_frac(
 		result = (uint16_t)(
 		(1 << (integer_bits + fractional_bits + 1)) + numerator);
 
-	if ((result != 0) && dal_fixed31_32_lt(
-		arg, dal_fixed31_32_zero))
+	if ((result != 0) && dc_fixpt_lt(
+		arg, dc_fixpt_zero))
 		result |= 1 << (integer_bits + fractional_bits);
 
 	return result;
@@ -84,15 +84,15 @@ void convert_float_matrix(
 	uint32_t buffer_size)
 {
 	const struct fixed31_32 min_2_13 =
-		dal_fixed31_32_from_fraction(S2D13_MIN, DIVIDER);
+		dc_fixpt_from_fraction(S2D13_MIN, DIVIDER);
 	const struct fixed31_32 max_2_13 =
-		dal_fixed31_32_from_fraction(S2D13_MAX, DIVIDER);
+		dc_fixpt_from_fraction(S2D13_MAX, DIVIDER);
 	uint32_t i;
 
 	for (i = 0; i < buffer_size; ++i) {
 		uint32_t reg_value =
 				fixed_point_to_int_frac(
-					dal_fixed31_32_clamp(
+					dc_fixpt_clamp(
 						flt[i],
 						min_2_13,
 						max_2_13),

drivers/gpu/drm/amd/display/dc/basics/fixpt31_32.c

@@ -64,9 +64,7 @@ static inline unsigned long long complete_integer_division_u64(
 #define GET_FRACTIONAL_PART(x) \
 	(FRACTIONAL_PART_MASK & (x))
 
-struct fixed31_32 dal_fixed31_32_from_fraction(
-	long long numerator,
-	long long denominator)
+struct fixed31_32 dc_fixpt_from_fraction(long long numerator, long long denominator)
 {
 	struct fixed31_32 res;
 
@@ -118,63 +116,7 @@ struct fixed31_32 dal_fixed31_32_from_fraction(
 	return res;
 }
 
-struct fixed31_32 dal_fixed31_32_from_int_nonconst(
-	long long arg)
-{
-	struct fixed31_32 res;
-
-	ASSERT((LONG_MIN <= arg) && (arg <= LONG_MAX));
-
-	res.value = arg << FIXED31_32_BITS_PER_FRACTIONAL_PART;
-
-	return res;
-}
-
-struct fixed31_32 dal_fixed31_32_shl(
-	struct fixed31_32 arg,
-	unsigned char shift)
-{
-	struct fixed31_32 res;
-
-	ASSERT(((arg.value >= 0) && (arg.value <= LLONG_MAX >> shift)) ||
-		((arg.value < 0) && (arg.value >= LLONG_MIN >> shift)));
-
-	res.value = arg.value << shift;
-
-	return res;
-}
-
-struct fixed31_32 dal_fixed31_32_add(
-	struct fixed31_32 arg1,
-	struct fixed31_32 arg2)
-{
-	struct fixed31_32 res;
-
-	ASSERT(((arg1.value >= 0) && (LLONG_MAX - arg1.value >= arg2.value)) ||
-		((arg1.value < 0) && (LLONG_MIN - arg1.value <= arg2.value)));
-
-	res.value = arg1.value + arg2.value;
-
-	return res;
-}
-
-struct fixed31_32 dal_fixed31_32_sub(
-	struct fixed31_32 arg1,
-	struct fixed31_32 arg2)
-{
-	struct fixed31_32 res;
-
-	ASSERT(((arg2.value >= 0) && (LLONG_MIN + arg2.value <= arg1.value)) ||
-		((arg2.value < 0) && (LLONG_MAX + arg2.value >= arg1.value)));
-
-	res.value = arg1.value - arg2.value;
-
-	return res;
-}
-
-struct fixed31_32 dal_fixed31_32_mul(
-	struct fixed31_32 arg1,
-	struct fixed31_32 arg2)
+struct fixed31_32 dc_fixpt_mul(struct fixed31_32 arg1, struct fixed31_32 arg2)
 {
 	struct fixed31_32 res;
 
@@ -213,7 +155,7 @@ struct fixed31_32 dal_fixed31_32_mul(
 	tmp = arg1_fra * arg2_fra;
 
 	tmp = (tmp >> FIXED31_32_BITS_PER_FRACTIONAL_PART) +
-		(tmp >= (unsigned long long)dal_fixed31_32_half.value);
+		(tmp >= (unsigned long long)dc_fixpt_half.value);
 
 	ASSERT(tmp <= (unsigned long long)(LLONG_MAX - res.value));
 
@@ -225,8 +167,7 @@ struct fixed31_32 dal_fixed31_32_mul(
 	return res;
 }
 
-struct fixed31_32 dal_fixed31_32_sqr(
-	struct fixed31_32 arg)
+struct fixed31_32 dc_fixpt_sqr(struct fixed31_32 arg)
 {
 	struct fixed31_32 res;
 
@@ -257,7 +198,7 @@ struct fixed31_32 dal_fixed31_32_sqr(
 	tmp = arg_fra * arg_fra;
 
 	tmp = (tmp >> FIXED31_32_BITS_PER_FRACTIONAL_PART) +
-		(tmp >= (unsigned long long)dal_fixed31_32_half.value);
+		(tmp >= (unsigned long long)dc_fixpt_half.value);
 
 	ASSERT(tmp <= (unsigned long long)(LLONG_MAX - res.value));
 
@@ -266,8 +207,7 @@ struct fixed31_32 dal_fixed31_32_sqr(
 	return res;
 }
 
-struct fixed31_32 dal_fixed31_32_recip(
-	struct fixed31_32 arg)
+struct fixed31_32 dc_fixpt_recip(struct fixed31_32 arg)
 {
 	/*
 	 * @note
@@ -276,41 +216,40 @@ struct fixed31_32 dal_fixed31_32_recip(
 
 	ASSERT(arg.value);
 
-	return dal_fixed31_32_from_fraction(
-		dal_fixed31_32_one.value,
+	return dc_fixpt_from_fraction(
+		dc_fixpt_one.value,
 		arg.value);
 }
 
-struct fixed31_32 dal_fixed31_32_sinc(
-	struct fixed31_32 arg)
+struct fixed31_32 dc_fixpt_sinc(struct fixed31_32 arg)
 {
 	struct fixed31_32 square;
 
-	struct fixed31_32 res = dal_fixed31_32_one;
+	struct fixed31_32 res = dc_fixpt_one;
 
 	int n = 27;
 
 	struct fixed31_32 arg_norm = arg;
 
-	if (dal_fixed31_32_le(
-		dal_fixed31_32_two_pi,
-		dal_fixed31_32_abs(arg))) {
-		arg_norm = dal_fixed31_32_sub(
+	if (dc_fixpt_le(
+		dc_fixpt_two_pi,
+		dc_fixpt_abs(arg))) {
+		arg_norm = dc_fixpt_sub(
 			arg_norm,
-			dal_fixed31_32_mul_int(
-				dal_fixed31_32_two_pi,
+			dc_fixpt_mul_int(
+				dc_fixpt_two_pi,
 				(int)div64_s64(
 					arg_norm.value,
-					dal_fixed31_32_two_pi.value)));
+					dc_fixpt_two_pi.value)));
 	}
 
-	square = dal_fixed31_32_sqr(arg_norm);
+	square = dc_fixpt_sqr(arg_norm);
 
 	do {
-		res = dal_fixed31_32_sub(
-			dal_fixed31_32_one,
-			dal_fixed31_32_div_int(
-				dal_fixed31_32_mul(
+		res = dc_fixpt_sub(
+			dc_fixpt_one,
+			dc_fixpt_div_int(
+				dc_fixpt_mul(
 					square,
 					res),
 				n * (n - 1)));
@@ -319,37 +258,35 @@ struct fixed31_32 dal_fixed31_32_sinc(
 	} while (n > 2);
 
 	if (arg.value != arg_norm.value)
-		res = dal_fixed31_32_div(
-			dal_fixed31_32_mul(res, arg_norm),
+		res = dc_fixpt_div(
+			dc_fixpt_mul(res, arg_norm),
 			arg);
 
 	return res;
 }
 
-struct fixed31_32 dal_fixed31_32_sin(
-	struct fixed31_32 arg)
+struct fixed31_32 dc_fixpt_sin(struct fixed31_32 arg)
 {
-	return dal_fixed31_32_mul(
+	return dc_fixpt_mul(
 		arg,
-		dal_fixed31_32_sinc(arg));
+		dc_fixpt_sinc(arg));
 }
 
-struct fixed31_32 dal_fixed31_32_cos(
-	struct fixed31_32 arg)
+struct fixed31_32 dc_fixpt_cos(struct fixed31_32 arg)
 {
 	/* TODO implement argument normalization */
 
-	const struct fixed31_32 square = dal_fixed31_32_sqr(arg);
+	const struct fixed31_32 square = dc_fixpt_sqr(arg);
 
-	struct fixed31_32 res = dal_fixed31_32_one;
+	struct fixed31_32 res = dc_fixpt_one;
 
 	int n = 26;
 
 	do {
-		res = dal_fixed31_32_sub(
-			dal_fixed31_32_one,
-			dal_fixed31_32_div_int(
-				dal_fixed31_32_mul(
+		res = dc_fixpt_sub(
+			dc_fixpt_one,
+			dc_fixpt_div_int(
+				dc_fixpt_mul(
 					square,
 					res),
 				n * (n - 1)));
@@ -367,37 +304,35 @@ struct fixed31_32 dal_fixed31_32_cos(
  *
  * Calculated as Taylor series.
  */
-static struct fixed31_32 fixed31_32_exp_from_taylor_series(
-	struct fixed31_32 arg)
+static struct fixed31_32 fixed31_32_exp_from_taylor_series(struct fixed31_32 arg)
 {
 	unsigned int n = 9;
 
-	struct fixed31_32 res = dal_fixed31_32_from_fraction(
+	struct fixed31_32 res = dc_fixpt_from_fraction(
 		n + 2,
 		n + 1);
 	/* TODO find correct res */
 
-	ASSERT(dal_fixed31_32_lt(arg, dal_fixed31_32_one));
+	ASSERT(dc_fixpt_lt(arg, dc_fixpt_one));
 
 	do
-		res = dal_fixed31_32_add(
-			dal_fixed31_32_one,
-			dal_fixed31_32_div_int(
-				dal_fixed31_32_mul(
+		res = dc_fixpt_add(
+			dc_fixpt_one,
+			dc_fixpt_div_int(
+				dc_fixpt_mul(
 					arg,
 					res),
 				n));
 	while (--n != 1);
 
-	return dal_fixed31_32_add(
-		dal_fixed31_32_one,
-		dal_fixed31_32_mul(
+	return dc_fixpt_add(
+		dc_fixpt_one,
+		dc_fixpt_mul(
 			arg,
 			res));
 }
 
-struct fixed31_32 dal_fixed31_32_exp(
-	struct fixed31_32 arg)
+struct fixed31_32 dc_fixpt_exp(struct fixed31_32 arg)
 {
 	/*
 	 * @brief
@@ -406,44 +341,43 @@ struct fixed31_32 dal_fixed31_32_exp(
 	 * where m = round(x / ln(2)), r = x - m * ln(2)
 	 */
 
-	if (dal_fixed31_32_le(
-		dal_fixed31_32_ln2_div_2,
-		dal_fixed31_32_abs(arg))) {
-		int m = dal_fixed31_32_round(
-			dal_fixed31_32_div(
+	if (dc_fixpt_le(
+		dc_fixpt_ln2_div_2,
+		dc_fixpt_abs(arg))) {
+		int m = dc_fixpt_round(
+			dc_fixpt_div(
 				arg,
-				dal_fixed31_32_ln2));
+				dc_fixpt_ln2));
 
-		struct fixed31_32 r = dal_fixed31_32_sub(
+		struct fixed31_32 r = dc_fixpt_sub(
 			arg,
-			dal_fixed31_32_mul_int(
-				dal_fixed31_32_ln2,
+			dc_fixpt_mul_int(
+				dc_fixpt_ln2,
 				m));
 
 		ASSERT(m != 0);
 
-		ASSERT(dal_fixed31_32_lt(
-			dal_fixed31_32_abs(r),
-			dal_fixed31_32_one));
+		ASSERT(dc_fixpt_lt(
+			dc_fixpt_abs(r),
+			dc_fixpt_one));
 
 		if (m > 0)
-			return dal_fixed31_32_shl(
+			return dc_fixpt_shl(
 				fixed31_32_exp_from_taylor_series(r),
 				(unsigned char)m);
 		else
-			return dal_fixed31_32_div_int(
+			return dc_fixpt_div_int(
 				fixed31_32_exp_from_taylor_series(r),
 				1LL << -m);
 	} else if (arg.value != 0)
 		return fixed31_32_exp_from_taylor_series(arg);
 	else
-		return dal_fixed31_32_one;
+		return dc_fixpt_one;
 }
 
-struct fixed31_32 dal_fixed31_32_log(
-	struct fixed31_32 arg)
+struct fixed31_32 dc_fixpt_log(struct fixed31_32 arg)
 {
-	struct fixed31_32 res = dal_fixed31_32_neg(dal_fixed31_32_one);
+	struct fixed31_32 res = dc_fixpt_neg(dc_fixpt_one);
 	/* TODO improve 1st estimation */
 
 	struct fixed31_32 error;
@@ -453,15 +387,15 @@ struct fixed31_32 dal_fixed31_32_log(
 	/* TODO if arg is zero, return -INF */
 
 	do {
-		struct fixed31_32 res1 = dal_fixed31_32_add(
-			dal_fixed31_32_sub(
+		struct fixed31_32 res1 = dc_fixpt_add(
+			dc_fixpt_sub(
 				res,
-				dal_fixed31_32_one),
-			dal_fixed31_32_div(
+				dc_fixpt_one),
+			dc_fixpt_div(
 				arg,
-				dal_fixed31_32_exp(res)));
+				dc_fixpt_exp(res)));
 
-		error = dal_fixed31_32_sub(
+		error = dc_fixpt_sub(
 			res,
 			res1);
 
@@ -472,66 +406,11 @@ struct fixed31_32 dal_fixed31_32_log(
 	return res;
 }
 
-struct fixed31_32 dal_fixed31_32_pow(
-	struct fixed31_32 arg1,
-	struct fixed31_32 arg2)
-{
-	return dal_fixed31_32_exp(
-		dal_fixed31_32_mul(
-			dal_fixed31_32_log(arg1),
-			arg2));
-}
-
-int dal_fixed31_32_floor(
-	struct fixed31_32 arg)
-{
-	unsigned long long arg_value = abs_i64(arg.value);
-
-	if (arg.value >= 0)
-		return (int)GET_INTEGER_PART(arg_value);
-	else
-		return -(int)GET_INTEGER_PART(arg_value);
-}
-
-int dal_fixed31_32_round(
-	struct fixed31_32 arg)
-{
-	unsigned long long arg_value = abs_i64(arg.value);
-
-	const long long summand = dal_fixed31_32_half.value;
-
-	ASSERT(LLONG_MAX - (long long)arg_value >= summand);
-
-	arg_value += summand;
-
-	if (arg.value >= 0)
-		return (int)GET_INTEGER_PART(arg_value);
-	else
-		return -(int)GET_INTEGER_PART(arg_value);
-}
-
-int dal_fixed31_32_ceil(
-	struct fixed31_32 arg)
-{
-	unsigned long long arg_value = abs_i64(arg.value);
-
-	const long long summand = dal_fixed31_32_one.value -
-		dal_fixed31_32_epsilon.value;
-
-	ASSERT(LLONG_MAX - (long long)arg_value >= summand);
-
-	arg_value += summand;
-
-	if (arg.value >= 0)
-		return (int)GET_INTEGER_PART(arg_value);
-	else
-		return -(int)GET_INTEGER_PART(arg_value);
-}
 
 /* this function is a generic helper to translate fixed point value to
  * specified integer format that will consist of integer_bits integer part and
  * fractional_bits fractional part. For example it is used in
- * dal_fixed31_32_u2d19 to receive 2 bits integer part and 19 bits fractional
+ * dc_fixpt_u2d19 to receive 2 bits integer part and 19 bits fractional
  * part in 32 bits. It is used in hw programming (scaler)
  */
 
@@ -570,35 +449,30 @@ static inline unsigned int clamp_ux_dy(
 		return min_clamp;
 }
 
-unsigned int dal_fixed31_32_u2d19(
-	struct fixed31_32 arg)
+unsigned int dc_fixpt_u2d19(struct fixed31_32 arg)
 {
 	return ux_dy(arg.value, 2, 19);
 }
 
-unsigned int dal_fixed31_32_u0d19(
-	struct fixed31_32 arg)
+unsigned int dc_fixpt_u0d19(struct fixed31_32 arg)
 {
 	return ux_dy(arg.value, 0, 19);
 }
 
-unsigned int dal_fixed31_32_clamp_u0d14(
-	struct fixed31_32 arg)
+unsigned int dc_fixpt_clamp_u0d14(struct fixed31_32 arg)
 {
 	return clamp_ux_dy(arg.value, 0, 14, 1);
 }
 
-unsigned int dal_fixed31_32_clamp_u0d10(
-	struct fixed31_32 arg)
+unsigned int dc_fixpt_clamp_u0d10(struct fixed31_32 arg)
 {
 	return clamp_ux_dy(arg.value, 0, 10, 1);
 }
 
-int dal_fixed31_32_s4d19(
-	struct fixed31_32 arg)
+int dc_fixpt_s4d19(struct fixed31_32 arg)
 {
 	if (arg.value < 0)
-		return -(int)ux_dy(dal_fixed31_32_abs(arg).value, 4, 19);
+		return -(int)ux_dy(dc_fixpt_abs(arg).value, 4, 19);
 	else
 		return ux_dy(arg.value, 4, 19);
 }

drivers/gpu/drm/amd/display/dc/basics/fixpt32_32.c

@@ -1,161 +0,0 @@
-/*
- * Copyright 2012-15 Advanced Micro Devices, 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: AMD
- *
- */
-
-#include "dm_services.h"
-#include "include/fixed32_32.h"
-
-static uint64_t u64_div(uint64_t n, uint64_t d)
-{
-	uint32_t i = 0;
-	uint64_t r;
-	uint64_t q = div64_u64_rem(n, d, &r);
-
-	for (i = 0; i < 32; ++i) {
-		uint64_t sbit = q & (1ULL<<63);
-
-		r <<= 1;
-		r |= sbit ? 1 : 0;
-		q <<= 1;
-		if (r >= d) {
-			r -= d;
-			q |= 1;
-		}
-	}
-
-	if (2*r >= d)
-		q += 1;
-	return q;
-}
-
-struct fixed32_32 dal_fixed32_32_from_fraction(uint32_t n, uint32_t d)
-{
-	struct fixed32_32 fx;
-
-	fx.value = u64_div((uint64_t)n << 32, (uint64_t)d << 32);
-	return fx;
-}
-
-struct fixed32_32 dal_fixed32_32_add(
-	struct fixed32_32 lhs,
-	struct fixed32_32 rhs)
-{
-	struct fixed32_32 fx = {lhs.value + rhs.value};
-
-	ASSERT(fx.value >= rhs.value);
-	return fx;
-}
-
-struct fixed32_32 dal_fixed32_32_add_int(struct fixed32_32 lhs, uint32_t rhs)
-{
-	struct fixed32_32 fx = {lhs.value + ((uint64_t)rhs << 32)};
-
-	ASSERT(fx.value >= (uint64_t)rhs << 32);
-	return fx;
-
-}
-struct fixed32_32 dal_fixed32_32_sub(
-	struct fixed32_32 lhs,
-	struct fixed32_32 rhs)
-{
-	struct fixed32_32 fx;
-
-	ASSERT(lhs.value >= rhs.value);
-	fx.value = lhs.value - rhs.value;
-	return fx;
-}
-
-struct fixed32_32 dal_fixed32_32_sub_int(struct fixed32_32 lhs, uint32_t rhs)
-{
-	struct fixed32_32 fx;
-
-	ASSERT(lhs.value >= ((uint64_t)rhs<<32));
-	fx.value = lhs.value - ((uint64_t)rhs<<32);
-	return fx;
-}
-
-struct fixed32_32 dal_fixed32_32_mul(
-	struct fixed32_32 lhs,
-	struct fixed32_32 rhs)
-{
-	struct fixed32_32 fx;
-	uint64_t lhs_int = lhs.value>>32;
-	uint64_t lhs_frac = (uint32_t)lhs.value;
-	uint64_t rhs_int = rhs.value>>32;
-	uint64_t rhs_frac = (uint32_t)rhs.value;
-	uint64_t ahbh = lhs_int * rhs_int;
-	uint64_t ahbl = lhs_int * rhs_frac;
-	uint64_t albh = lhs_frac * rhs_int;
-	uint64_t albl = lhs_frac * rhs_frac;
-
-	ASSERT((ahbh>>32) == 0);
-
-	fx.value = (ahbh<<32) + ahbl + albh + (albl>>32);
-	return fx;
-
-}
-
-struct fixed32_32 dal_fixed32_32_mul_int(struct fixed32_32 lhs, uint32_t rhs)
-{
-	struct fixed32_32 fx;
-	uint64_t lhsi = (lhs.value>>32) * (uint64_t)rhs;
-	uint64_t lhsf;
-
-	ASSERT((lhsi>>32) == 0);
-	lhsf = ((uint32_t)lhs.value) * (uint64_t)rhs;
-	ASSERT((lhsi<<32) + lhsf >= lhsf);
-	fx.value = (lhsi<<32) + lhsf;
-	return fx;
-}
-
-struct fixed32_32 dal_fixed32_32_div(
-	struct fixed32_32 lhs,
-	struct fixed32_32 rhs)
-{
-	struct fixed32_32 fx;
-
-	fx.value = u64_div(lhs.value, rhs.value);
-	return fx;
-}
-
-struct fixed32_32 dal_fixed32_32_div_int(struct fixed32_32 lhs, uint32_t rhs)
-{
-	struct fixed32_32 fx;
-
-	fx.value = u64_div(lhs.value, (uint64_t)rhs << 32);
-	return fx;
-}
-
-uint32_t dal_fixed32_32_ceil(struct fixed32_32 v)
-{
-	ASSERT((uint32_t)v.value ? (v.value >> 32) + 1 >= 1 : true);
-	return (v.value>>32) + ((uint32_t)v.value ? 1 : 0);
-}
-
-uint32_t dal_fixed32_32_round(struct fixed32_32 v)
-{
-	ASSERT(v.value + (1ULL<<31) >= (1ULL<<31));
-	return (v.value + (1ULL<<31))>>32;
-}
-

drivers/gpu/drm/amd/display/dc/basics/log_helpers.c

@@ -94,7 +94,6 @@ void dc_conn_log(struct dc_context *ctx,
 			dm_logger_append(&entry, "%2.2X ", hex_data[i]);
 
 	dm_logger_append(&entry, "^\n");
-	dm_helpers_dc_conn_log(ctx, &entry, event);
 
 fail:
 	dm_logger_close(&entry);

drivers/gpu/drm/amd/display/dc/basics/logger.c

@@ -61,7 +61,7 @@ static const struct dc_log_type_info log_type_info_tbl[] = {
 		{LOG_EVENT_UNDERFLOW,       "Underflow"},
 		{LOG_IF_TRACE,              "InterfaceTrace"},
 		{LOG_DTN,                   "DTN"},
-		{LOG_PROFILING,             "Profiling"}
+		{LOG_DISPLAYSTATS,          "DisplayStats"}
 };
 
 
@@ -402,3 +402,4 @@ cleanup:
 		entry->max_buf_bytes = 0;
 	}
 }
+

drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c

@@ -1330,6 +1330,9 @@ static enum bp_result bios_parser_get_firmware_info(
 			case 2:
 				result = get_firmware_info_v3_2(bp, info);
 				break;
+			case 3:
+				result = get_firmware_info_v3_2(bp, info);
+				break;
 			default:
 				break;
 			}

drivers/gpu/drm/amd/display/dc/bios/command_table_helper.c

@@ -51,9 +51,7 @@ bool dal_bios_parser_init_cmd_tbl_helper(
 		return true;
 
 	case DCE_VERSION_11_2:
-#if defined(CONFIG_DRM_AMD_DC_VEGAM)
 	case DCE_VERSION_11_22:
-#endif
 		*h = dal_cmd_tbl_helper_dce112_get_table();
 		return true;
 

drivers/gpu/drm/amd/display/dc/bios/command_table_helper2.c

@@ -52,9 +52,7 @@ bool dal_bios_parser_init_cmd_tbl_helper2(
 		return true;
 
 	case DCE_VERSION_11_2:
-#if defined(CONFIG_DRM_AMD_DC_VEGAM)
 	case DCE_VERSION_11_22:
-#endif
 		*h = dal_cmd_tbl_helper_dce112_get_table2();
 		return true;
 #if defined(CONFIG_DRM_AMD_DC_DCN1_0)

drivers/gpu/drm/amd/display/dc/calcs/custom_float.c

@@ -36,41 +36,41 @@ static bool build_custom_float(
 	uint32_t exp_offset = (1 << (format->exponenta_bits - 1)) - 1;
 
 	const struct fixed31_32 mantissa_constant_plus_max_fraction =
-		dal_fixed31_32_from_fraction(
+		dc_fixpt_from_fraction(
 			(1LL << (format->mantissa_bits + 1)) - 1,
 			1LL << format->mantissa_bits);
 
 	struct fixed31_32 mantiss;
 
-	if (dal_fixed31_32_eq(
+	if (dc_fixpt_eq(
 		value,
-		dal_fixed31_32_zero)) {
+		dc_fixpt_zero)) {
 		*negative = false;
 		*mantissa = 0;
 		*exponenta = 0;
 		return true;
 	}
 
-	if (dal_fixed31_32_lt(
+	if (dc_fixpt_lt(
 		value,
-		dal_fixed31_32_zero)) {
+		dc_fixpt_zero)) {
 		*negative = format->sign;
-		value = dal_fixed31_32_neg(value);
+		value = dc_fixpt_neg(value);
 	} else {
 		*negative = false;
 	}
 
-	if (dal_fixed31_32_lt(
+	if (dc_fixpt_lt(
 		value,
-		dal_fixed31_32_one)) {
+		dc_fixpt_one)) {
 		uint32_t i = 1;
 
 		do {
-			value = dal_fixed31_32_shl(value, 1);
+			value = dc_fixpt_shl(value, 1);
 			++i;
-		} while (dal_fixed31_32_lt(
+		} while (dc_fixpt_lt(
 			value,
-			dal_fixed31_32_one));
+			dc_fixpt_one));
 
 		--i;
 
@@ -81,15 +81,15 @@ static bool build_custom_float(
 		}
 
 		*exponenta = exp_offset - i;
-	} else if (dal_fixed31_32_le(
+	} else if (dc_fixpt_le(
 		mantissa_constant_plus_max_fraction,
 		value)) {
 		uint32_t i = 1;
 
 		do {
-			value = dal_fixed31_32_shr(value, 1);
+			value = dc_fixpt_shr(value, 1);
 			++i;
-		} while (dal_fixed31_32_lt(
+		} while (dc_fixpt_lt(
 			mantissa_constant_plus_max_fraction,
 			value));
 
@@ -98,23 +98,23 @@ static bool build_custom_float(
 		*exponenta = exp_offset;
 	}
 
-	mantiss = dal_fixed31_32_sub(
+	mantiss = dc_fixpt_sub(
 		value,
-		dal_fixed31_32_one);
+		dc_fixpt_one);
 
-	if (dal_fixed31_32_lt(
+	if (dc_fixpt_lt(
 			mantiss,
-			dal_fixed31_32_zero) ||
-		dal_fixed31_32_lt(
-			dal_fixed31_32_one,
+			dc_fixpt_zero) ||
+		dc_fixpt_lt(
+			dc_fixpt_one,
 			mantiss))
-		mantiss = dal_fixed31_32_zero;
+		mantiss = dc_fixpt_zero;
 	else
-		mantiss = dal_fixed31_32_shl(
+		mantiss = dc_fixpt_shl(
 			mantiss,
 			format->mantissa_bits);
 
-	*mantissa = dal_fixed31_32_floor(mantiss);
+	*mantissa = dc_fixpt_floor(mantiss);
 
 	return true;
 }

drivers/gpu/drm/amd/display/dc/calcs/dce_calcs.c

@@ -59,10 +59,8 @@ static enum bw_calcs_version bw_calcs_version_from_asic_id(struct hw_asic_id asi
 			return BW_CALCS_VERSION_POLARIS10;
 		if (ASIC_REV_IS_POLARIS11_M(asic_id.hw_internal_rev))
 			return BW_CALCS_VERSION_POLARIS11;
-#if defined(CONFIG_DRM_AMD_DC_VEGAM)
 		if (ASIC_REV_IS_VEGAM(asic_id.hw_internal_rev))
 			return BW_CALCS_VERSION_VEGAM;
-#endif
 		return BW_CALCS_VERSION_INVALID;
 
 	case FAMILY_AI:
@@ -2151,11 +2149,9 @@ void bw_calcs_init(struct bw_calcs_dceip *bw_dceip,
 		dceip.mcifwr_all_surfaces_burst_time = bw_int_to_fixed(0); /* todo: this is a bug*/
 		break;
 	case BW_CALCS_VERSION_POLARIS10:
-#if defined(CONFIG_DRM_AMD_DC_VEGAM)
 		/* TODO: Treat VEGAM the same as P10 for now
 		 * Need to tune the para for VEGAM if needed */
 	case BW_CALCS_VERSION_VEGAM:
-#endif
 		vbios.memory_type = bw_def_gddr5;
 		vbios.dram_channel_width_in_bits = 32;
 		vbios.number_of_dram_channels = asic_id.vram_width / vbios.dram_channel_width_in_bits;

drivers/gpu/drm/amd/display/dc/calcs/dcn_calcs.c

@@ -873,14 +873,14 @@ bool dcn_validate_bandwidth(
 			}
 
 			if (pipe->plane_state->rotation % 2 == 0) {
-				ASSERT(pipe->plane_res.scl_data.ratios.horz.value != dal_fixed31_32_one.value
+				ASSERT(pipe->plane_res.scl_data.ratios.horz.value != dc_fixpt_one.value
 					|| v->scaler_rec_out_width[input_idx] == v->viewport_width[input_idx]);
-				ASSERT(pipe->plane_res.scl_data.ratios.vert.value != dal_fixed31_32_one.value
+				ASSERT(pipe->plane_res.scl_data.ratios.vert.value != dc_fixpt_one.value
 					|| v->scaler_recout_height[input_idx] == v->viewport_height[input_idx]);
 			} else {
-				ASSERT(pipe->plane_res.scl_data.ratios.horz.value != dal_fixed31_32_one.value
+				ASSERT(pipe->plane_res.scl_data.ratios.horz.value != dc_fixpt_one.value
 					|| v->scaler_recout_height[input_idx] == v->viewport_width[input_idx]);
-				ASSERT(pipe->plane_res.scl_data.ratios.vert.value != dal_fixed31_32_one.value
+				ASSERT(pipe->plane_res.scl_data.ratios.vert.value != dc_fixpt_one.value
 					|| v->scaler_rec_out_width[input_idx] == v->viewport_height[input_idx]);
 			}
 			v->dcc_enable[input_idx] = pipe->plane_state->dcc.enable ? dcn_bw_yes : dcn_bw_no;

drivers/gpu/drm/amd/display/dc/core/dc_link.c

@@ -469,6 +469,13 @@ static void link_disconnect_sink(struct dc_link *link)
 	link->dpcd_sink_count = 0;
 }
 
+static void link_disconnect_remap(struct dc_sink *prev_sink, struct dc_link *link)
+{
+	dc_sink_release(link->local_sink);
+	link->local_sink = prev_sink;
+}
+
+
 static bool detect_dp(
 	struct dc_link *link,
 	struct display_sink_capability *sink_caps,
@@ -551,6 +558,17 @@ static bool detect_dp(
 	return true;
 }
 
+static bool is_same_edid(struct dc_edid *old_edid, struct dc_edid *new_edid)
+{
+	if (old_edid->length != new_edid->length)
+		return false;
+
+	if (new_edid->length == 0)
+		return false;
+
+	return (memcmp(old_edid->raw_edid, new_edid->raw_edid, new_edid->length) == 0);
+}
+
 bool dc_link_detect(struct dc_link *link, enum dc_detect_reason reason)
 {
 	struct dc_sink_init_data sink_init_data = { 0 };
@@ -558,9 +576,13 @@ bool dc_link_detect(struct dc_link *link, enum dc_detect_reason reason)
 	uint8_t i;
 	bool converter_disable_audio = false;
 	struct audio_support *aud_support = &link->dc->res_pool->audio_support;
+	bool same_edid = false;
 	enum dc_edid_status edid_status;
 	struct dc_context *dc_ctx = link->ctx;
 	struct dc_sink *sink = NULL;
+	struct dc_sink *prev_sink = NULL;
+	struct dpcd_caps prev_dpcd_caps;
+	bool same_dpcd = true;
 	enum dc_connection_type new_connection_type = dc_connection_none;
 	DC_LOGGER_INIT(link->ctx->logger);
 	if (link->connector_signal == SIGNAL_TYPE_VIRTUAL)
@@ -575,6 +597,11 @@ bool dc_link_detect(struct dc_link *link, enum dc_detect_reason reason)
 			link->local_sink)
 		return true;
 
+	prev_sink = link->local_sink;
+	if (prev_sink != NULL) {
+		dc_sink_retain(prev_sink);
+		memcpy(&prev_dpcd_caps, &link->dpcd_caps, sizeof(struct dpcd_caps));
+	}
 	link_disconnect_sink(link);
 
 	if (new_connection_type != dc_connection_none) {
@@ -616,14 +643,25 @@ bool dc_link_detect(struct dc_link *link, enum dc_detect_reason reason)
 				link,
 				&sink_caps,
 				&converter_disable_audio,
-				aud_support, reason))
+				aud_support, reason)) {
+				if (prev_sink != NULL)
+					dc_sink_release(prev_sink);
 				return false;
+			}
 
+			// Check if dpcp block is the same
+			if (prev_sink != NULL) {
+				if (memcmp(&link->dpcd_caps, &prev_dpcd_caps, sizeof(struct dpcd_caps)))
+					same_dpcd = false;
+			}
 			/* Active dongle downstream unplug */
 			if (link->type == dc_connection_active_dongle
 					&& link->dpcd_caps.sink_count.
-					bits.SINK_COUNT == 0)
+					bits.SINK_COUNT == 0) {
+				if (prev_sink != NULL)
+					dc_sink_release(prev_sink);
 				return true;
+			}
 
 			if (link->type == dc_connection_mst_branch) {
 				LINK_INFO("link=%d, mst branch is now Connected\n",
@@ -631,9 +669,11 @@ bool dc_link_detect(struct dc_link *link, enum dc_detect_reason reason)
 				/* Need to setup mst link_cap struct here
 				 * otherwise dc_link_detect() will leave mst link_cap
 				 * empty which leads to allocate_mst_payload() has "0"
-				 * pbn_per_slot value leading to exception on dal_fixed31_32_div()
+				 * pbn_per_slot value leading to exception on dc_fixpt_div()
 				 */
 				link->verified_link_cap = link->reported_link_cap;
+				if (prev_sink != NULL)
+					dc_sink_release(prev_sink);
 				return false;
 			}
 
@@ -643,6 +683,8 @@ bool dc_link_detect(struct dc_link *link, enum dc_detect_reason reason)
 		default:
 			DC_ERROR("Invalid connector type! signal:%d\n",
 				link->connector_signal);
+			if (prev_sink != NULL)
+				dc_sink_release(prev_sink);
 			return false;
 		} /* switch() */
 
@@ -665,6 +707,8 @@ bool dc_link_detect(struct dc_link *link, enum dc_detect_reason reason)
 		sink = dc_sink_create(&sink_init_data);
 		if (!sink) {
 			DC_ERROR("Failed to create sink!\n");
+			if (prev_sink != NULL)
+				dc_sink_release(prev_sink);
 			return false;
 		}
 
@@ -688,22 +732,33 @@ bool dc_link_detect(struct dc_link *link, enum dc_detect_reason reason)
 			break;
 		}
 
-		if (link->connector_signal == SIGNAL_TYPE_DISPLAY_PORT &&
-			sink_caps.transaction_type ==
-			DDC_TRANSACTION_TYPE_I2C_OVER_AUX) {
-			/*
-			 * TODO debug why Dell 2413 doesn't like
-			 *  two link trainings
-			 */
+		// Check if edid is the same
+		if ((prev_sink != NULL) && ((edid_status == EDID_THE_SAME) || (edid_status == EDID_OK)))
+			same_edid = is_same_edid(&prev_sink->dc_edid, &sink->dc_edid);
 
-			/* deal with non-mst cases */
-			dp_hbr_verify_link_cap(link, &link->reported_link_cap);
-		}
+		// If both edid and dpcd are the same, then discard new sink and revert back to original sink
+		if ((same_edid) && (same_dpcd)) {
+			link_disconnect_remap(prev_sink, link);
+			sink = prev_sink;
+			prev_sink = NULL;
+		} else {
+			if (link->connector_signal == SIGNAL_TYPE_DISPLAY_PORT &&
+					sink_caps.transaction_type ==
+						DDC_TRANSACTION_TYPE_I2C_OVER_AUX) {
+				/*
+				 * TODO debug why Dell 2413 doesn't like
+				 *  two link trainings
+				 */
+
+				/* deal with non-mst cases */
+				dp_hbr_verify_link_cap(link, &link->reported_link_cap);
+			}
 
-		/* HDMI-DVI Dongle */
-		if (sink->sink_signal == SIGNAL_TYPE_HDMI_TYPE_A &&
-				!sink->edid_caps.edid_hdmi)
-			sink->sink_signal = SIGNAL_TYPE_DVI_SINGLE_LINK;
+			/* HDMI-DVI Dongle */
+			if (sink->sink_signal == SIGNAL_TYPE_HDMI_TYPE_A &&
+					!sink->edid_caps.edid_hdmi)
+				sink->sink_signal = SIGNAL_TYPE_DVI_SINGLE_LINK;
+		}
 
 		/* Connectivity log: detection */
 		for (i = 0; i < sink->dc_edid.length / EDID_BLOCK_SIZE; i++) {
@@ -762,10 +817,14 @@ bool dc_link_detect(struct dc_link *link, enum dc_detect_reason reason)
 		sink_caps.signal = SIGNAL_TYPE_NONE;
 	}
 
-	LINK_INFO("link=%d, dc_sink_in=%p is now %s\n",
+	LINK_INFO("link=%d, dc_sink_in=%p is now %s prev_sink=%p dpcd same=%d edid same=%d\n",
 		link->link_index, sink,
 		(sink_caps.signal == SIGNAL_TYPE_NONE ?
-			"Disconnected":"Connected"));
+			"Disconnected":"Connected"), prev_sink,
+			same_dpcd, same_edid);
+
+	if (prev_sink != NULL)
+		dc_sink_release(prev_sink);
 
 	return true;
 }
@@ -2059,10 +2118,10 @@ static struct fixed31_32 get_pbn_per_slot(struct dc_stream_state *stream)
 			&stream->sink->link->cur_link_settings;
 	uint32_t link_rate_in_mbps =
 			link_settings->link_rate * LINK_RATE_REF_FREQ_IN_MHZ;
-	struct fixed31_32 mbps = dal_fixed31_32_from_int(
+	struct fixed31_32 mbps = dc_fixpt_from_int(
 			link_rate_in_mbps * link_settings->lane_count);
 
-	return dal_fixed31_32_div_int(mbps, 54);
+	return dc_fixpt_div_int(mbps, 54);
 }
 
 static int get_color_depth(enum dc_color_depth color_depth)
@@ -2103,7 +2162,7 @@ static struct fixed31_32 get_pbn_from_timing(struct pipe_ctx *pipe_ctx)
 	numerator = 64 * PEAK_FACTOR_X1000;
 	denominator = 54 * 8 * 1000 * 1000;
 	kbps *= numerator;
-	peak_kbps = dal_fixed31_32_from_fraction(kbps, denominator);
+	peak_kbps = dc_fixpt_from_fraction(kbps, denominator);
 
 	return peak_kbps;
 }
@@ -2230,7 +2289,7 @@ static enum dc_status allocate_mst_payload(struct pipe_ctx *pipe_ctx)
 	/* slot X.Y for only current stream */
 	pbn_per_slot = get_pbn_per_slot(stream);
 	pbn = get_pbn_from_timing(pipe_ctx);
-	avg_time_slots_per_mtp = dal_fixed31_32_div(pbn, pbn_per_slot);
+	avg_time_slots_per_mtp = dc_fixpt_div(pbn, pbn_per_slot);
 
 	stream_encoder->funcs->set_mst_bandwidth(
 		stream_encoder,
@@ -2247,7 +2306,7 @@ static enum dc_status deallocate_mst_payload(struct pipe_ctx *pipe_ctx)
 	struct link_encoder *link_encoder = link->link_enc;
 	struct stream_encoder *stream_encoder = pipe_ctx->stream_res.stream_enc;
 	struct dp_mst_stream_allocation_table proposed_table = {0};
-	struct fixed31_32 avg_time_slots_per_mtp = dal_fixed31_32_from_int(0);
+	struct fixed31_32 avg_time_slots_per_mtp = dc_fixpt_from_int(0);
 	uint8_t i;
 	bool mst_mode = (link->type == dc_connection_mst_branch);
 	DC_LOGGER_INIT(link->ctx->logger);

drivers/gpu/drm/amd/display/dc/core/dc_link_hwss.c

@@ -11,8 +11,6 @@
 #include "dc_link_dp.h"
 #include "dc_link_ddc.h"
 #include "dm_helpers.h"
-#include "dce/dce_link_encoder.h"
-#include "dce/dce_stream_encoder.h"
 #include "dpcd_defs.h"
 
 enum dc_status core_link_read_dpcd(

drivers/gpu/drm/amd/display/dc/core/dc_resource.c

@@ -79,10 +79,8 @@ enum dce_version resource_parse_asic_id(struct hw_asic_id asic_id)
 				ASIC_REV_IS_POLARIS12_V(asic_id.hw_internal_rev)) {
 			dc_version = DCE_VERSION_11_2;
 		}
-#if defined(CONFIG_DRM_AMD_DC_VEGAM)
 		if (ASIC_REV_IS_VEGAM(asic_id.hw_internal_rev))
 			dc_version = DCE_VERSION_11_22;
-#endif
 		break;
 	case FAMILY_AI:
 		dc_version = DCE_VERSION_12_0;
@@ -129,9 +127,7 @@ struct resource_pool *dc_create_resource_pool(
 			num_virtual_links, dc, asic_id);
 		break;
 	case DCE_VERSION_11_2:
-#if defined(CONFIG_DRM_AMD_DC_VEGAM)
 	case DCE_VERSION_11_22:
-#endif
 		res_pool = dce112_create_resource_pool(
 			num_virtual_links, dc);
 		break;
@@ -500,9 +496,9 @@ static void calculate_viewport(struct pipe_ctx *pipe_ctx)
 	data->viewport_c.x = data->viewport.x / vpc_div;
 	data->viewport_c.y = data->viewport.y / vpc_div;
 	data->inits.h_c = (data->viewport.x % vpc_div) != 0 ?
-			dal_fixed31_32_half : dal_fixed31_32_zero;
+			dc_fixpt_half : dc_fixpt_zero;
 	data->inits.v_c = (data->viewport.y % vpc_div) != 0 ?
-			dal_fixed31_32_half : dal_fixed31_32_zero;
+			dc_fixpt_half : dc_fixpt_zero;
 	/* Round up, assume original video size always even dimensions */
 	data->viewport_c.width = (data->viewport.width + vpc_div - 1) / vpc_div;
 	data->viewport_c.height = (data->viewport.height + vpc_div - 1) / vpc_div;
@@ -631,10 +627,10 @@ static void calculate_scaling_ratios(struct pipe_ctx *pipe_ctx)
 			pipe_ctx->plane_state->rotation == ROTATION_ANGLE_270)
 		rect_swap_helper(&surf_src);
 
-	pipe_ctx->plane_res.scl_data.ratios.horz = dal_fixed31_32_from_fraction(
+	pipe_ctx->plane_res.scl_data.ratios.horz = dc_fixpt_from_fraction(
 					surf_src.width,
 					plane_state->dst_rect.width);
-	pipe_ctx->plane_res.scl_data.ratios.vert = dal_fixed31_32_from_fraction(
+	pipe_ctx->plane_res.scl_data.ratios.vert = dc_fixpt_from_fraction(
 					surf_src.height,
 					plane_state->dst_rect.height);
 
@@ -656,6 +652,14 @@ static void calculate_scaling_ratios(struct pipe_ctx *pipe_ctx)
 		pipe_ctx->plane_res.scl_data.ratios.horz_c.value /= 2;
 		pipe_ctx->plane_res.scl_data.ratios.vert_c.value /= 2;
 	}
+	pipe_ctx->plane_res.scl_data.ratios.horz = dc_fixpt_truncate(
+			pipe_ctx->plane_res.scl_data.ratios.horz, 19);
+	pipe_ctx->plane_res.scl_data.ratios.vert = dc_fixpt_truncate(
+			pipe_ctx->plane_res.scl_data.ratios.vert, 19);
+	pipe_ctx->plane_res.scl_data.ratios.horz_c = dc_fixpt_truncate(
+			pipe_ctx->plane_res.scl_data.ratios.horz_c, 19);
+	pipe_ctx->plane_res.scl_data.ratios.vert_c = dc_fixpt_truncate(
+			pipe_ctx->plane_res.scl_data.ratios.vert_c, 19);
 }
 
 static void calculate_inits_and_adj_vp(struct pipe_ctx *pipe_ctx, struct view *recout_skip)
@@ -692,32 +696,33 @@ static void calculate_inits_and_adj_vp(struct pipe_ctx *pipe_ctx, struct view *r
 	 * 	init_bot = init + scaling_ratio
 	 * 	init_c = init + truncated_vp_c_offset(from calculate viewport)
 	 */
-	data->inits.h = dal_fixed31_32_div_int(
-			dal_fixed31_32_add_int(data->ratios.horz, data->taps.h_taps + 1), 2);
+	data->inits.h = dc_fixpt_truncate(dc_fixpt_div_int(
+			dc_fixpt_add_int(data->ratios.horz, data->taps.h_taps + 1), 2), 19);
+
+	data->inits.h_c = dc_fixpt_truncate(dc_fixpt_add(data->inits.h_c, dc_fixpt_div_int(
+			dc_fixpt_add_int(data->ratios.horz_c, data->taps.h_taps_c + 1), 2)), 19);
 
-	data->inits.h_c = dal_fixed31_32_add(data->inits.h_c, dal_fixed31_32_div_int(
-			dal_fixed31_32_add_int(data->ratios.horz_c, data->taps.h_taps_c + 1), 2));
+	data->inits.v = dc_fixpt_truncate(dc_fixpt_div_int(
+			dc_fixpt_add_int(data->ratios.vert, data->taps.v_taps + 1), 2), 19);
 
-	data->inits.v = dal_fixed31_32_div_int(
-			dal_fixed31_32_add_int(data->ratios.vert, data->taps.v_taps + 1), 2);
+	data->inits.v_c = dc_fixpt_truncate(dc_fixpt_add(data->inits.v_c, dc_fixpt_div_int(
+			dc_fixpt_add_int(data->ratios.vert_c, data->taps.v_taps_c + 1), 2)), 19);
 
-	data->inits.v_c = dal_fixed31_32_add(data->inits.v_c, dal_fixed31_32_div_int(
-			dal_fixed31_32_add_int(data->ratios.vert_c, data->taps.v_taps_c + 1), 2));
 
 
 	/* Adjust for viewport end clip-off */
 	if ((data->viewport.x + data->viewport.width) < (src.x + src.width) && !flip_horz_scan_dir) {
 		int vp_clip = src.x + src.width - data->viewport.width - data->viewport.x;
-		int int_part = dal_fixed31_32_floor(
-				dal_fixed31_32_sub(data->inits.h, data->ratios.horz));
+		int int_part = dc_fixpt_floor(
+				dc_fixpt_sub(data->inits.h, data->ratios.horz));
 
 		int_part = int_part > 0 ? int_part : 0;
 		data->viewport.width += int_part < vp_clip ? int_part : vp_clip;
 	}
 	if ((data->viewport.y + data->viewport.height) < (src.y + src.height) && !flip_vert_scan_dir) {
 		int vp_clip = src.y + src.height - data->viewport.height - data->viewport.y;
-		int int_part = dal_fixed31_32_floor(
-				dal_fixed31_32_sub(data->inits.v, data->ratios.vert));
+		int int_part = dc_fixpt_floor(
+				dc_fixpt_sub(data->inits.v, data->ratios.vert));
 
 		int_part = int_part > 0 ? int_part : 0;
 		data->viewport.height += int_part < vp_clip ? int_part : vp_clip;
@@ -725,8 +730,8 @@ static void calculate_inits_and_adj_vp(struct pipe_ctx *pipe_ctx, struct view *r
 	if ((data->viewport_c.x + data->viewport_c.width) < (src.x + src.width) / vpc_div && !flip_horz_scan_dir) {
 		int vp_clip = (src.x + src.width) / vpc_div -
 				data->viewport_c.width - data->viewport_c.x;
-		int int_part = dal_fixed31_32_floor(
-				dal_fixed31_32_sub(data->inits.h_c, data->ratios.horz_c));
+		int int_part = dc_fixpt_floor(
+				dc_fixpt_sub(data->inits.h_c, data->ratios.horz_c));
 
 		int_part = int_part > 0 ? int_part : 0;
 		data->viewport_c.width += int_part < vp_clip ? int_part : vp_clip;
@@ -734,8 +739,8 @@ static void calculate_inits_and_adj_vp(struct pipe_ctx *pipe_ctx, struct view *r
 	if ((data->viewport_c.y + data->viewport_c.height) < (src.y + src.height) / vpc_div && !flip_vert_scan_dir) {
 		int vp_clip = (src.y + src.height) / vpc_div -
 				data->viewport_c.height - data->viewport_c.y;
-		int int_part = dal_fixed31_32_floor(
-				dal_fixed31_32_sub(data->inits.v_c, data->ratios.vert_c));
+		int int_part = dc_fixpt_floor(
+				dc_fixpt_sub(data->inits.v_c, data->ratios.vert_c));
 
 		int_part = int_part > 0 ? int_part : 0;
 		data->viewport_c.height += int_part < vp_clip ? int_part : vp_clip;
@@ -745,9 +750,9 @@ static void calculate_inits_and_adj_vp(struct pipe_ctx *pipe_ctx, struct view *r
 	if (data->viewport.x && !flip_horz_scan_dir) {
 		int int_part;
 
-		data->inits.h = dal_fixed31_32_add(data->inits.h, dal_fixed31_32_mul_int(
+		data->inits.h = dc_fixpt_add(data->inits.h, dc_fixpt_mul_int(
 				data->ratios.horz, recout_skip->width));
-		int_part = dal_fixed31_32_floor(data->inits.h) - data->viewport.x;
+		int_part = dc_fixpt_floor(data->inits.h) - data->viewport.x;
 		if (int_part < data->taps.h_taps) {
 			int int_adj = data->viewport.x >= (data->taps.h_taps - int_part) ?
 						(data->taps.h_taps - int_part) : data->viewport.x;
@@ -760,15 +765,15 @@ static void calculate_inits_and_adj_vp(struct pipe_ctx *pipe_ctx, struct view *r
 			int_part = data->taps.h_taps;
 		}
 		data->inits.h.value &= 0xffffffff;
-		data->inits.h = dal_fixed31_32_add_int(data->inits.h, int_part);
+		data->inits.h = dc_fixpt_add_int(data->inits.h, int_part);
 	}
 
 	if (data->viewport_c.x && !flip_horz_scan_dir) {
 		int int_part;
 
-		data->inits.h_c = dal_fixed31_32_add(data->inits.h_c, dal_fixed31_32_mul_int(
+		data->inits.h_c = dc_fixpt_add(data->inits.h_c, dc_fixpt_mul_int(
 				data->ratios.horz_c, recout_skip->width));
-		int_part = dal_fixed31_32_floor(data->inits.h_c) - data->viewport_c.x;
+		int_part = dc_fixpt_floor(data->inits.h_c) - data->viewport_c.x;
 		if (int_part < data->taps.h_taps_c) {
 			int int_adj = data->viewport_c.x >= (data->taps.h_taps_c - int_part) ?
 					(data->taps.h_taps_c - int_part) : data->viewport_c.x;
@@ -781,15 +786,15 @@ static void calculate_inits_and_adj_vp(struct pipe_ctx *pipe_ctx, struct view *r
 			int_part = data->taps.h_taps_c;
 		}
 		data->inits.h_c.value &= 0xffffffff;
-		data->inits.h_c = dal_fixed31_32_add_int(data->inits.h_c, int_part);
+		data->inits.h_c = dc_fixpt_add_int(data->inits.h_c, int_part);
 	}
 
 	if (data->viewport.y && !flip_vert_scan_dir) {
 		int int_part;
 
-		data->inits.v = dal_fixed31_32_add(data->inits.v, dal_fixed31_32_mul_int(
+		data->inits.v = dc_fixpt_add(data->inits.v, dc_fixpt_mul_int(
 				data->ratios.vert, recout_skip->height));
-		int_part = dal_fixed31_32_floor(data->inits.v) - data->viewport.y;
+		int_part = dc_fixpt_floor(data->inits.v) - data->viewport.y;
 		if (int_part < data->taps.v_taps) {
 			int int_adj = data->viewport.y >= (data->taps.v_taps - int_part) ?
 						(data->taps.v_taps - int_part) : data->viewport.y;
@@ -802,15 +807,15 @@ static void calculate_inits_and_adj_vp(struct pipe_ctx *pipe_ctx, struct view *r
 			int_part = data->taps.v_taps;
 		}
 		data->inits.v.value &= 0xffffffff;
-		data->inits.v = dal_fixed31_32_add_int(data->inits.v, int_part);
+		data->inits.v = dc_fixpt_add_int(data->inits.v, int_part);
 	}
 
 	if (data->viewport_c.y && !flip_vert_scan_dir) {
 		int int_part;
 
-		data->inits.v_c = dal_fixed31_32_add(data->inits.v_c, dal_fixed31_32_mul_int(
+		data->inits.v_c = dc_fixpt_add(data->inits.v_c, dc_fixpt_mul_int(
 				data->ratios.vert_c, recout_skip->height));
-		int_part = dal_fixed31_32_floor(data->inits.v_c) - data->viewport_c.y;
+		int_part = dc_fixpt_floor(data->inits.v_c) - data->viewport_c.y;
 		if (int_part < data->taps.v_taps_c) {
 			int int_adj = data->viewport_c.y >= (data->taps.v_taps_c - int_part) ?
 					(data->taps.v_taps_c - int_part) : data->viewport_c.y;
@@ -823,12 +828,12 @@ static void calculate_inits_and_adj_vp(struct pipe_ctx *pipe_ctx, struct view *r
 			int_part = data->taps.v_taps_c;
 		}
 		data->inits.v_c.value &= 0xffffffff;
-		data->inits.v_c = dal_fixed31_32_add_int(data->inits.v_c, int_part);
+		data->inits.v_c = dc_fixpt_add_int(data->inits.v_c, int_part);
 	}
 
 	/* Interlaced inits based on final vert inits */
-	data->inits.v_bot = dal_fixed31_32_add(data->inits.v, data->ratios.vert);
-	data->inits.v_c_bot = dal_fixed31_32_add(data->inits.v_c, data->ratios.vert_c);
+	data->inits.v_bot = dc_fixpt_add(data->inits.v, data->ratios.vert);
+	data->inits.v_c_bot = dc_fixpt_add(data->inits.v_c, data->ratios.vert_c);
 
 	if (pipe_ctx->plane_state->rotation == ROTATION_ANGLE_90 ||
 			pipe_ctx->plane_state->rotation == ROTATION_ANGLE_270) {

drivers/gpu/drm/amd/display/dc/dc.h

@@ -75,6 +75,7 @@ struct dc_caps {
 	bool dynamic_audio;
 	bool is_apu;
 	bool dual_link_dvi;
+	bool post_blend_color_processing;
 };
 
 struct dc_dcc_surface_param {
@@ -203,6 +204,7 @@ struct dc_debug {
 	bool clock_trace;
 	bool validation_trace;
 	bool bandwidth_calcs_trace;
+	int max_downscale_src_width;
 
 	/* stutter efficiency related */
 	bool disable_stutter;
@@ -239,6 +241,8 @@ struct dc_debug {
 	bool az_endpoint_mute_only;
 	bool always_use_regamma;
 	bool p010_mpo_support;
+	bool recovery_enabled;
+
 };
 struct dc_state;
 struct resource_pool;
@@ -499,18 +503,18 @@ struct dc_surface_update {
 	struct dc_plane_state *surface;
 
 	/* isr safe update parameters.  null means no updates */
-	struct dc_flip_addrs *flip_addr;
-	struct dc_plane_info *plane_info;
-	struct dc_scaling_info *scaling_info;
+	const struct dc_flip_addrs *flip_addr;
+	const struct dc_plane_info *plane_info;
+	const struct dc_scaling_info *scaling_info;
 
 	/* following updates require alloc/sleep/spin that is not isr safe,
 	 * null means no updates
 	 */
-	struct dc_gamma *gamma;
-	struct dc_transfer_func *in_transfer_func;
+	const struct dc_gamma *gamma;
+	const struct dc_transfer_func *in_transfer_func;
 
-	struct dc_csc_transform *input_csc_color_matrix;
-	struct fixed31_32 *coeff_reduction_factor;
+	const struct dc_csc_transform *input_csc_color_matrix;
+	const struct fixed31_32 *coeff_reduction_factor;
 };
 
 /*

drivers/gpu/drm/amd/display/dc/dc_dp_types.h

@@ -26,6 +26,8 @@
 #ifndef DC_DP_TYPES_H
 #define DC_DP_TYPES_H
 
+#include "os_types.h"
+
 enum dc_lane_count {
 	LANE_COUNT_UNKNOWN = 0,
 	LANE_COUNT_ONE = 1,

drivers/gpu/drm/amd/display/dc/dc_types.h

@@ -25,7 +25,7 @@
 #ifndef DC_TYPES_H_
 #define DC_TYPES_H_
 
-#include "fixed32_32.h"
+#include "os_types.h"
 #include "fixed31_32.h"
 #include "irq_types.h"
 #include "dc_dp_types.h"

drivers/gpu/drm/amd/display/dc/dce/dce_abm.c

@@ -26,7 +26,7 @@
 #include "dce_abm.h"
 #include "dm_services.h"
 #include "reg_helper.h"
-#include "fixed32_32.h"
+#include "fixed31_32.h"
 #include "dc.h"
 
 #include "atom.h"

drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c

@@ -590,9 +590,7 @@ static uint32_t dce110_get_pix_clk_dividers(
 			pll_settings, pix_clk_params);
 		break;
 	case DCE_VERSION_11_2:
-#if defined(CONFIG_DRM_AMD_DC_VEGAM)
 	case DCE_VERSION_11_22:
-#endif
 	case DCE_VERSION_12_0:
 #if defined(CONFIG_DRM_AMD_DC_DCN1_0)
 	case DCN_VERSION_1_0:
@@ -659,12 +657,12 @@ static uint32_t dce110_get_d_to_pixel_rate_in_hz(
 			return 0;
 		}
 
-		pix_rate = dal_fixed31_32_from_int(clk_src->ref_freq_khz);
-		pix_rate = dal_fixed31_32_mul_int(pix_rate, 1000);
-		pix_rate = dal_fixed31_32_mul_int(pix_rate, phase);
-		pix_rate = dal_fixed31_32_div_int(pix_rate, modulo);
+		pix_rate = dc_fixpt_from_int(clk_src->ref_freq_khz);
+		pix_rate = dc_fixpt_mul_int(pix_rate, 1000);
+		pix_rate = dc_fixpt_mul_int(pix_rate, phase);
+		pix_rate = dc_fixpt_div_int(pix_rate, modulo);
 
-		return dal_fixed31_32_round(pix_rate);
+		return dc_fixpt_round(pix_rate);
 	} else {
 		return dce110_get_dp_pixel_rate_from_combo_phy_pll(cs, pix_clk_params, pll_settings);
 	}
@@ -713,12 +711,12 @@ static bool calculate_ss(
 		const struct spread_spectrum_data *ss_data,
 		struct delta_sigma_data *ds_data)
 {
-	struct fixed32_32 fb_div;
-	struct fixed32_32 ss_amount;
-	struct fixed32_32 ss_nslip_amount;
-	struct fixed32_32 ss_ds_frac_amount;
-	struct fixed32_32 ss_step_size;
-	struct fixed32_32 modulation_time;
+	struct fixed31_32 fb_div;
+	struct fixed31_32 ss_amount;
+	struct fixed31_32 ss_nslip_amount;
+	struct fixed31_32 ss_ds_frac_amount;
+	struct fixed31_32 ss_step_size;
+	struct fixed31_32 modulation_time;
 
 	if (ds_data == NULL)
 		return false;
@@ -733,42 +731,42 @@ static bool calculate_ss(
 
 	/* compute SS_AMOUNT_FBDIV & SS_AMOUNT_NFRAC_SLIP & SS_AMOUNT_DSFRAC*/
 	/* 6 decimal point support in fractional feedback divider */
-	fb_div  = dal_fixed32_32_from_fraction(
+	fb_div  = dc_fixpt_from_fraction(
 		pll_settings->fract_feedback_divider, 1000000);
-	fb_div = dal_fixed32_32_add_int(fb_div, pll_settings->feedback_divider);
+	fb_div = dc_fixpt_add_int(fb_div, pll_settings->feedback_divider);
 
 	ds_data->ds_frac_amount = 0;
 	/*spreadSpectrumPercentage is in the unit of .01%,
 	 * so have to divided by 100 * 100*/
-	ss_amount = dal_fixed32_32_mul(
-		fb_div, dal_fixed32_32_from_fraction(ss_data->percentage,
+	ss_amount = dc_fixpt_mul(
+		fb_div, dc_fixpt_from_fraction(ss_data->percentage,
 					100 * ss_data->percentage_divider));
-	ds_data->feedback_amount = dal_fixed32_32_floor(ss_amount);
+	ds_data->feedback_amount = dc_fixpt_floor(ss_amount);
 
-	ss_nslip_amount = dal_fixed32_32_sub(ss_amount,
-		dal_fixed32_32_from_int(ds_data->feedback_amount));
-	ss_nslip_amount = dal_fixed32_32_mul_int(ss_nslip_amount, 10);
-	ds_data->nfrac_amount = dal_fixed32_32_floor(ss_nslip_amount);
+	ss_nslip_amount = dc_fixpt_sub(ss_amount,
+		dc_fixpt_from_int(ds_data->feedback_amount));
+	ss_nslip_amount = dc_fixpt_mul_int(ss_nslip_amount, 10);
+	ds_data->nfrac_amount = dc_fixpt_floor(ss_nslip_amount);
 
-	ss_ds_frac_amount = dal_fixed32_32_sub(ss_nslip_amount,
-		dal_fixed32_32_from_int(ds_data->nfrac_amount));
-	ss_ds_frac_amount = dal_fixed32_32_mul_int(ss_ds_frac_amount, 65536);
-	ds_data->ds_frac_amount = dal_fixed32_32_floor(ss_ds_frac_amount);
+	ss_ds_frac_amount = dc_fixpt_sub(ss_nslip_amount,
+		dc_fixpt_from_int(ds_data->nfrac_amount));
+	ss_ds_frac_amount = dc_fixpt_mul_int(ss_ds_frac_amount, 65536);
+	ds_data->ds_frac_amount = dc_fixpt_floor(ss_ds_frac_amount);
 
 	/* compute SS_STEP_SIZE_DSFRAC */
-	modulation_time = dal_fixed32_32_from_fraction(
+	modulation_time = dc_fixpt_from_fraction(
 		pll_settings->reference_freq * 1000,
 		pll_settings->reference_divider * ss_data->modulation_freq_hz);
 
 	if (ss_data->flags.CENTER_SPREAD)
-		modulation_time = dal_fixed32_32_div_int(modulation_time, 4);
+		modulation_time = dc_fixpt_div_int(modulation_time, 4);
 	else
-		modulation_time = dal_fixed32_32_div_int(modulation_time, 2);
+		modulation_time = dc_fixpt_div_int(modulation_time, 2);
 
-	ss_step_size = dal_fixed32_32_div(ss_amount, modulation_time);
+	ss_step_size = dc_fixpt_div(ss_amount, modulation_time);
 	/* SS_STEP_SIZE_DSFRAC_DEC = Int(SS_STEP_SIZE * 2 ^ 16 * 10)*/
-	ss_step_size = dal_fixed32_32_mul_int(ss_step_size, 65536 * 10);
-	ds_data->ds_frac_size =  dal_fixed32_32_floor(ss_step_size);
+	ss_step_size = dc_fixpt_mul_int(ss_step_size, 65536 * 10);
+	ds_data->ds_frac_size =  dc_fixpt_floor(ss_step_size);
 
 	return true;
 }
@@ -982,9 +980,7 @@ static bool dce110_program_pix_clk(
 
 		break;
 	case DCE_VERSION_11_2:
-#if defined(CONFIG_DRM_AMD_DC_VEGAM)
 	case DCE_VERSION_11_22:
-#endif
 	case DCE_VERSION_12_0:
 #if defined(CONFIG_DRM_AMD_DC_DCN1_0)
 	case DCN_VERSION_1_0:

drivers/gpu/drm/amd/display/dc/dce/dce_clocks.c

@@ -26,7 +26,7 @@
 #include "dce_clocks.h"
 #include "dm_services.h"
 #include "reg_helper.h"
-#include "fixed32_32.h"
+#include "fixed31_32.h"
 #include "bios_parser_interface.h"
 #include "dc.h"
 #include "dmcu.h"
@@ -35,7 +35,7 @@
 #endif
 #include "core_types.h"
 #include "dc_types.h"
-
+#include "dal_asic_id.h"
 
 #define TO_DCE_CLOCKS(clocks)\
 	container_of(clocks, struct dce_disp_clk, base)
@@ -228,19 +228,19 @@ static int dce_clocks_get_dp_ref_freq(struct display_clock *clk)
 	 generated according to average value (case as with previous ASICs)
 	  */
 	if (clk_dce->ss_on_dprefclk && clk_dce->dprefclk_ss_divider != 0) {
-		struct fixed32_32 ss_percentage = dal_fixed32_32_div_int(
-				dal_fixed32_32_from_fraction(
+		struct fixed31_32 ss_percentage = dc_fixpt_div_int(
+				dc_fixpt_from_fraction(
 						clk_dce->dprefclk_ss_percentage,
 						clk_dce->dprefclk_ss_divider), 200);
-		struct fixed32_32 adj_dp_ref_clk_khz;
+		struct fixed31_32 adj_dp_ref_clk_khz;
 
-		ss_percentage = dal_fixed32_32_sub(dal_fixed32_32_one,
+		ss_percentage = dc_fixpt_sub(dc_fixpt_one,
 								ss_percentage);
 		adj_dp_ref_clk_khz =
-			dal_fixed32_32_mul_int(
+			dc_fixpt_mul_int(
 				ss_percentage,
 				dp_ref_clk_khz);
-		dp_ref_clk_khz = dal_fixed32_32_floor(adj_dp_ref_clk_khz);
+		dp_ref_clk_khz = dc_fixpt_floor(adj_dp_ref_clk_khz);
 	}
 
 	return dp_ref_clk_khz;
@@ -256,19 +256,19 @@ static int dce_clocks_get_dp_ref_freq_wrkaround(struct display_clock *clk)
 	int dp_ref_clk_khz = 600000;
 
 	if (clk_dce->ss_on_dprefclk && clk_dce->dprefclk_ss_divider != 0) {
-		struct fixed32_32 ss_percentage = dal_fixed32_32_div_int(
-				dal_fixed32_32_from_fraction(
+		struct fixed31_32 ss_percentage = dc_fixpt_div_int(
+				dc_fixpt_from_fraction(
 						clk_dce->dprefclk_ss_percentage,
 						clk_dce->dprefclk_ss_divider), 200);
-		struct fixed32_32 adj_dp_ref_clk_khz;
+		struct fixed31_32 adj_dp_ref_clk_khz;
 
-		ss_percentage = dal_fixed32_32_sub(dal_fixed32_32_one,
+		ss_percentage = dc_fixpt_sub(dc_fixpt_one,
 								ss_percentage);
 		adj_dp_ref_clk_khz =
-			dal_fixed32_32_mul_int(
+			dc_fixpt_mul_int(
 				ss_percentage,
 				dp_ref_clk_khz);
-		dp_ref_clk_khz = dal_fixed32_32_floor(adj_dp_ref_clk_khz);
+		dp_ref_clk_khz = dc_fixpt_floor(adj_dp_ref_clk_khz);
 	}
 
 	return dp_ref_clk_khz;
@@ -413,9 +413,12 @@ static int dce112_set_clock(
 	/*VBIOS will determine DPREFCLK frequency, so we don't set it*/
 	dce_clk_params.target_clock_frequency = 0;
 	dce_clk_params.clock_type = DCECLOCK_TYPE_DPREFCLK;
-	dce_clk_params.flags.USE_GENLOCK_AS_SOURCE_FOR_DPREFCLK =
+	if (!ASICREV_IS_VEGA20_P(clk->ctx->asic_id.hw_internal_rev))
+		dce_clk_params.flags.USE_GENLOCK_AS_SOURCE_FOR_DPREFCLK =
 			(dce_clk_params.pll_id ==
 					CLOCK_SOURCE_COMBO_DISPLAY_PLL0);
+	else
+		dce_clk_params.flags.USE_GENLOCK_AS_SOURCE_FOR_DPREFCLK = false;
 
 	bp->funcs->set_dce_clock(bp, &dce_clk_params);
 

drivers/gpu/drm/amd/display/dc/dce/dce_dmcu.c

@@ -28,7 +28,7 @@
 #include "dce_dmcu.h"
 #include "dm_services.h"
 #include "reg_helper.h"
-#include "fixed32_32.h"
+#include "fixed31_32.h"
 #include "dc.h"
 
 #define TO_DCE_DMCU(dmcu)\

drivers/gpu/drm/amd/display/dc/dce/dce_ipp.c

@@ -195,13 +195,13 @@ static void dce_ipp_program_input_lut(
 
 	for (i = 0; i < gamma->num_entries; i++) {
 		REG_SET(DC_LUT_SEQ_COLOR, 0, DC_LUT_SEQ_COLOR,
-				dal_fixed31_32_round(
+				dc_fixpt_round(
 					gamma->entries.red[i]));
 		REG_SET(DC_LUT_SEQ_COLOR, 0, DC_LUT_SEQ_COLOR,
-				dal_fixed31_32_round(
+				dc_fixpt_round(
 					gamma->entries.green[i]));
 		REG_SET(DC_LUT_SEQ_COLOR, 0, DC_LUT_SEQ_COLOR,
-				dal_fixed31_32_round(
+				dc_fixpt_round(
 					gamma->entries.blue[i]));
 	}
 

drivers/gpu/drm/amd/display/dc/dce/dce_scl_filters.c

@@ -1014,11 +1014,11 @@ static const uint16_t filter_8tap_64p_183[264] = {
 
 const uint16_t *get_filter_3tap_16p(struct fixed31_32 ratio)
 {
-	if (ratio.value < dal_fixed31_32_one.value)
+	if (ratio.value < dc_fixpt_one.value)
 		return filter_3tap_16p_upscale;
-	else if (ratio.value < dal_fixed31_32_from_fraction(4, 3).value)
+	else if (ratio.value < dc_fixpt_from_fraction(4, 3).value)
 		return filter_3tap_16p_117;
-	else if (ratio.value < dal_fixed31_32_from_fraction(5, 3).value)
+	else if (ratio.value < dc_fixpt_from_fraction(5, 3).value)
 		return filter_3tap_16p_150;
 	else
 		return filter_3tap_16p_183;
@@ -1026,11 +1026,11 @@ const uint16_t *get_filter_3tap_16p(struct fixed31_32 ratio)
 
 const uint16_t *get_filter_3tap_64p(struct fixed31_32 ratio)
 {
-	if (ratio.value < dal_fixed31_32_one.value)
+	if (ratio.value < dc_fixpt_one.value)
 		return filter_3tap_64p_upscale;
-	else if (ratio.value < dal_fixed31_32_from_fraction(4, 3).value)
+	else if (ratio.value < dc_fixpt_from_fraction(4, 3).value)
 		return filter_3tap_64p_117;
-	else if (ratio.value < dal_fixed31_32_from_fraction(5, 3).value)
+	else if (ratio.value < dc_fixpt_from_fraction(5, 3).value)
 		return filter_3tap_64p_150;
 	else
 		return filter_3tap_64p_183;
@@ -1038,11 +1038,11 @@ const uint16_t *get_filter_3tap_64p(struct fixed31_32 ratio)
 
 const uint16_t *get_filter_4tap_16p(struct fixed31_32 ratio)
 {
-	if (ratio.value < dal_fixed31_32_one.value)
+	if (ratio.value < dc_fixpt_one.value)
 		return filter_4tap_16p_upscale;
-	else if (ratio.value < dal_fixed31_32_from_fraction(4, 3).value)
+	else if (ratio.value < dc_fixpt_from_fraction(4, 3).value)
 		return filter_4tap_16p_117;
-	else if (ratio.value < dal_fixed31_32_from_fraction(5, 3).value)
+	else if (ratio.value < dc_fixpt_from_fraction(5, 3).value)
 		return filter_4tap_16p_150;
 	else
 		return filter_4tap_16p_183;
@@ -1050,11 +1050,11 @@ const uint16_t *get_filter_4tap_16p(struct fixed31_32 ratio)
 
 const uint16_t *get_filter_4tap_64p(struct fixed31_32 ratio)
 {
-	if (ratio.value < dal_fixed31_32_one.value)
+	if (ratio.value < dc_fixpt_one.value)
 		return filter_4tap_64p_upscale;
-	else if (ratio.value < dal_fixed31_32_from_fraction(4, 3).value)
+	else if (ratio.value < dc_fixpt_from_fraction(4, 3).value)
 		return filter_4tap_64p_117;
-	else if (ratio.value < dal_fixed31_32_from_fraction(5, 3).value)
+	else if (ratio.value < dc_fixpt_from_fraction(5, 3).value)
 		return filter_4tap_64p_150;
 	else
 		return filter_4tap_64p_183;
@@ -1062,11 +1062,11 @@ const uint16_t *get_filter_4tap_64p(struct fixed31_32 ratio)
 
 const uint16_t *get_filter_5tap_64p(struct fixed31_32 ratio)
 {
-	if (ratio.value < dal_fixed31_32_one.value)
+	if (ratio.value < dc_fixpt_one.value)
 		return filter_5tap_64p_upscale;
-	else if (ratio.value < dal_fixed31_32_from_fraction(4, 3).value)
+	else if (ratio.value < dc_fixpt_from_fraction(4, 3).value)
 		return filter_5tap_64p_117;
-	else if (ratio.value < dal_fixed31_32_from_fraction(5, 3).value)
+	else if (ratio.value < dc_fixpt_from_fraction(5, 3).value)
 		return filter_5tap_64p_150;
 	else
 		return filter_5tap_64p_183;
@@ -1074,11 +1074,11 @@ const uint16_t *get_filter_5tap_64p(struct fixed31_32 ratio)
 
 const uint16_t *get_filter_6tap_64p(struct fixed31_32 ratio)
 {
-	if (ratio.value < dal_fixed31_32_one.value)
+	if (ratio.value < dc_fixpt_one.value)
 		return filter_6tap_64p_upscale;
-	else if (ratio.value < dal_fixed31_32_from_fraction(4, 3).value)
+	else if (ratio.value < dc_fixpt_from_fraction(4, 3).value)
 		return filter_6tap_64p_117;
-	else if (ratio.value < dal_fixed31_32_from_fraction(5, 3).value)
+	else if (ratio.value < dc_fixpt_from_fraction(5, 3).value)
 		return filter_6tap_64p_150;
 	else
 		return filter_6tap_64p_183;
@@ -1086,11 +1086,11 @@ const uint16_t *get_filter_6tap_64p(struct fixed31_32 ratio)
 
 const uint16_t *get_filter_7tap_64p(struct fixed31_32 ratio)
 {
-	if (ratio.value < dal_fixed31_32_one.value)
+	if (ratio.value < dc_fixpt_one.value)
 		return filter_7tap_64p_upscale;
-	else if (ratio.value < dal_fixed31_32_from_fraction(4, 3).value)
+	else if (ratio.value < dc_fixpt_from_fraction(4, 3).value)
 		return filter_7tap_64p_117;
-	else if (ratio.value < dal_fixed31_32_from_fraction(5, 3).value)
+	else if (ratio.value < dc_fixpt_from_fraction(5, 3).value)
 		return filter_7tap_64p_150;
 	else
 		return filter_7tap_64p_183;
@@ -1098,11 +1098,11 @@ const uint16_t *get_filter_7tap_64p(struct fixed31_32 ratio)
 
 const uint16_t *get_filter_8tap_64p(struct fixed31_32 ratio)
 {
-	if (ratio.value < dal_fixed31_32_one.value)
+	if (ratio.value < dc_fixpt_one.value)
 		return filter_8tap_64p_upscale;
-	else if (ratio.value < dal_fixed31_32_from_fraction(4, 3).value)
+	else if (ratio.value < dc_fixpt_from_fraction(4, 3).value)
 		return filter_8tap_64p_117;
-	else if (ratio.value < dal_fixed31_32_from_fraction(5, 3).value)
+	else if (ratio.value < dc_fixpt_from_fraction(5, 3).value)
 		return filter_8tap_64p_150;
 	else
 		return filter_8tap_64p_183;

drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c

@@ -683,11 +683,11 @@ static void dce110_stream_encoder_set_mst_bandwidth(
 	struct fixed31_32 avg_time_slots_per_mtp)
 {
 	struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc);
-	uint32_t x = dal_fixed31_32_floor(
+	uint32_t x = dc_fixpt_floor(
 		avg_time_slots_per_mtp);
-	uint32_t y = dal_fixed31_32_ceil(
-		dal_fixed31_32_shl(
-			dal_fixed31_32_sub_int(
+	uint32_t y = dc_fixpt_ceil(
+		dc_fixpt_shl(
+			dc_fixpt_sub_int(
 				avg_time_slots_per_mtp,
 				x),
 			26));

drivers/gpu/drm/amd/display/dc/dce/dce_transform.c

@@ -41,7 +41,7 @@
 #define DC_LOGGER \
 	xfm_dce->base.ctx->logger
 
-#define IDENTITY_RATIO(ratio) (dal_fixed31_32_u2d19(ratio) == (1 << 19))
+#define IDENTITY_RATIO(ratio) (dc_fixpt_u2d19(ratio) == (1 << 19))
 #define GAMUT_MATRIX_SIZE 12
 #define SCL_PHASES 16
 
@@ -256,27 +256,27 @@ static void calculate_inits(
 	struct fixed31_32 v_init;
 
 	inits->h_int_scale_ratio =
-		dal_fixed31_32_u2d19(data->ratios.horz) << 5;
+		dc_fixpt_u2d19(data->ratios.horz) << 5;
 	inits->v_int_scale_ratio =
-		dal_fixed31_32_u2d19(data->ratios.vert) << 5;
+		dc_fixpt_u2d19(data->ratios.vert) << 5;
 
 	h_init =
-		dal_fixed31_32_div_int(
-			dal_fixed31_32_add(
+		dc_fixpt_div_int(
+			dc_fixpt_add(
 				data->ratios.horz,
-				dal_fixed31_32_from_int(data->taps.h_taps + 1)),
+				dc_fixpt_from_int(data->taps.h_taps + 1)),
 				2);
-	inits->h_init.integer = dal_fixed31_32_floor(h_init);
-	inits->h_init.fraction = dal_fixed31_32_u0d19(h_init) << 5;
+	inits->h_init.integer = dc_fixpt_floor(h_init);
+	inits->h_init.fraction = dc_fixpt_u0d19(h_init) << 5;
 
 	v_init =
-		dal_fixed31_32_div_int(
-			dal_fixed31_32_add(
+		dc_fixpt_div_int(
+			dc_fixpt_add(
 				data->ratios.vert,
-				dal_fixed31_32_from_int(data->taps.v_taps + 1)),
+				dc_fixpt_from_int(data->taps.v_taps + 1)),
 				2);
-	inits->v_init.integer = dal_fixed31_32_floor(v_init);
-	inits->v_init.fraction = dal_fixed31_32_u0d19(v_init) << 5;
+	inits->v_init.integer = dc_fixpt_floor(v_init);
+	inits->v_init.fraction = dc_fixpt_u0d19(v_init) << 5;
 }
 
 static void program_scl_ratios_inits(

drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c

@@ -509,19 +509,19 @@ dce110_translate_regamma_to_hw_format(const struct dc_transfer_func *output_tf,
 	rgb_resulted[hw_points - 1].green = output_tf->tf_pts.green[start_index];
 	rgb_resulted[hw_points - 1].blue = output_tf->tf_pts.blue[start_index];
 
-	arr_points[0].x = dal_fixed31_32_pow(dal_fixed31_32_from_int(2),
-					     dal_fixed31_32_from_int(region_start));
-	arr_points[1].x = dal_fixed31_32_pow(dal_fixed31_32_from_int(2),
-					     dal_fixed31_32_from_int(region_end));
+	arr_points[0].x = dc_fixpt_pow(dc_fixpt_from_int(2),
+					     dc_fixpt_from_int(region_start));
+	arr_points[1].x = dc_fixpt_pow(dc_fixpt_from_int(2),
+					     dc_fixpt_from_int(region_end));
 
 	y_r = rgb_resulted[0].red;
 	y_g = rgb_resulted[0].green;
 	y_b = rgb_resulted[0].blue;
 
-	y1_min = dal_fixed31_32_min(y_r, dal_fixed31_32_min(y_g, y_b));
+	y1_min = dc_fixpt_min(y_r, dc_fixpt_min(y_g, y_b));
 
 	arr_points[0].y = y1_min;
-	arr_points[0].slope = dal_fixed31_32_div(arr_points[0].y,
+	arr_points[0].slope = dc_fixpt_div(arr_points[0].y,
 						 arr_points[0].x);
 
 	y_r = rgb_resulted[hw_points - 1].red;
@@ -531,21 +531,21 @@ dce110_translate_regamma_to_hw_format(const struct dc_transfer_func *output_tf,
 	/* see comment above, m_arrPoints[1].y should be the Y value for the
 	 * region end (m_numOfHwPoints), not last HW point(m_numOfHwPoints - 1)
 	 */
-	y3_max = dal_fixed31_32_max(y_r, dal_fixed31_32_max(y_g, y_b));
+	y3_max = dc_fixpt_max(y_r, dc_fixpt_max(y_g, y_b));
 
 	arr_points[1].y = y3_max;
 
-	arr_points[1].slope = dal_fixed31_32_zero;
+	arr_points[1].slope = dc_fixpt_zero;
 
 	if (output_tf->tf == TRANSFER_FUNCTION_PQ) {
 		/* for PQ, we want to have a straight line from last HW X point,
 		 * and the slope to be such that we hit 1.0 at 10000 nits.
 		 */
-		const struct fixed31_32 end_value = dal_fixed31_32_from_int(125);
+		const struct fixed31_32 end_value = dc_fixpt_from_int(125);
 
-		arr_points[1].slope = dal_fixed31_32_div(
-				dal_fixed31_32_sub(dal_fixed31_32_one, arr_points[1].y),
-				dal_fixed31_32_sub(end_value, arr_points[1].x));
+		arr_points[1].slope = dc_fixpt_div(
+				dc_fixpt_sub(dc_fixpt_one, arr_points[1].y),
+				dc_fixpt_sub(end_value, arr_points[1].x));
 	}
 
 	regamma_params->hw_points_num = hw_points;
@@ -569,16 +569,16 @@ dce110_translate_regamma_to_hw_format(const struct dc_transfer_func *output_tf,
 	i = 1;
 
 	while (i != hw_points + 1) {
-		if (dal_fixed31_32_lt(rgb_plus_1->red, rgb->red))
+		if (dc_fixpt_lt(rgb_plus_1->red, rgb->red))
 			rgb_plus_1->red = rgb->red;
-		if (dal_fixed31_32_lt(rgb_plus_1->green, rgb->green))
+		if (dc_fixpt_lt(rgb_plus_1->green, rgb->green))
 			rgb_plus_1->green = rgb->green;
-		if (dal_fixed31_32_lt(rgb_plus_1->blue, rgb->blue))
+		if (dc_fixpt_lt(rgb_plus_1->blue, rgb->blue))
 			rgb_plus_1->blue = rgb->blue;
 
-		rgb->delta_red = dal_fixed31_32_sub(rgb_plus_1->red, rgb->red);
-		rgb->delta_green = dal_fixed31_32_sub(rgb_plus_1->green, rgb->green);
-		rgb->delta_blue = dal_fixed31_32_sub(rgb_plus_1->blue, rgb->blue);
+		rgb->delta_red = dc_fixpt_sub(rgb_plus_1->red, rgb->red);
+		rgb->delta_green = dc_fixpt_sub(rgb_plus_1->green, rgb->green);
+		rgb->delta_blue = dc_fixpt_sub(rgb_plus_1->blue, rgb->blue);
 
 		++rgb_plus_1;
 		++rgb;
@@ -2269,74 +2269,6 @@ static void program_gamut_remap(struct pipe_ctx *pipe_ctx)
 
 	pipe_ctx->plane_res.xfm->funcs->transform_set_gamut_remap(pipe_ctx->plane_res.xfm, &adjust);
 }
-
-/**
- * TODO REMOVE, USE UPDATE INSTEAD
- */
-static void set_plane_config(
-	const struct dc *dc,
-	struct pipe_ctx *pipe_ctx,
-	struct resource_context *res_ctx)
-{
-	struct mem_input *mi = pipe_ctx->plane_res.mi;
-	struct dc_plane_state *plane_state = pipe_ctx->plane_state;
-	struct xfm_grph_csc_adjustment adjust;
-	struct out_csc_color_matrix tbl_entry;
-	unsigned int i;
-
-	memset(&adjust, 0, sizeof(adjust));
-	memset(&tbl_entry, 0, sizeof(tbl_entry));
-	adjust.gamut_adjust_type = GRAPHICS_GAMUT_ADJUST_TYPE_BYPASS;
-
-	dce_enable_fe_clock(dc->hwseq, mi->inst, true);
-
-	set_default_colors(pipe_ctx);
-	if (pipe_ctx->stream->csc_color_matrix.enable_adjustment == true) {
-		tbl_entry.color_space =
-			pipe_ctx->stream->output_color_space;
-
-		for (i = 0; i < 12; i++)
-			tbl_entry.regval[i] =
-			pipe_ctx->stream->csc_color_matrix.matrix[i];
-
-		pipe_ctx->plane_res.xfm->funcs->opp_set_csc_adjustment
-				(pipe_ctx->plane_res.xfm, &tbl_entry);
-	}
-
-	if (pipe_ctx->stream->gamut_remap_matrix.enable_remap == true) {
-		adjust.gamut_adjust_type = GRAPHICS_GAMUT_ADJUST_TYPE_SW;
-
-		for (i = 0; i < CSC_TEMPERATURE_MATRIX_SIZE; i++)
-			adjust.temperature_matrix[i] =
-				pipe_ctx->stream->gamut_remap_matrix.matrix[i];
-	}
-
-	pipe_ctx->plane_res.xfm->funcs->transform_set_gamut_remap(pipe_ctx->plane_res.xfm, &adjust);
-
-	pipe_ctx->plane_res.scl_data.lb_params.alpha_en = pipe_ctx->bottom_pipe != 0;
-	program_scaler(dc, pipe_ctx);
-
-	program_surface_visibility(dc, pipe_ctx);
-
-	mi->funcs->mem_input_program_surface_config(
-			mi,
-			plane_state->format,
-			&plane_state->tiling_info,
-			&plane_state->plane_size,
-			plane_state->rotation,
-			NULL,
-			false);
-	if (mi->funcs->set_blank)
-		mi->funcs->set_blank(mi, pipe_ctx->plane_state->visible);
-
-	if (dc->config.gpu_vm_support)
-		mi->funcs->mem_input_program_pte_vm(
-				pipe_ctx->plane_res.mi,
-				plane_state->format,
-				&plane_state->tiling_info,
-				plane_state->rotation);
-}
-
 static void update_plane_addr(const struct dc *dc,
 		struct pipe_ctx *pipe_ctx)
 {
@@ -3023,7 +2955,6 @@ static const struct hw_sequencer_funcs dce110_funcs = {
 	.init_hw = init_hw,
 	.apply_ctx_to_hw = dce110_apply_ctx_to_hw,
 	.apply_ctx_for_surface = dce110_apply_ctx_for_surface,
-	.set_plane_config = set_plane_config,
 	.update_plane_addr = update_plane_addr,
 	.update_pending_status = dce110_update_pending_status,
 	.set_input_transfer_func = dce110_set_input_transfer_func,

drivers/gpu/drm/amd/display/dc/dce110/dce110_transform_v.c

@@ -373,13 +373,13 @@ static void calculate_inits(
 	struct rect *chroma_viewport)
 {
 	inits->h_int_scale_ratio_luma =
-		dal_fixed31_32_u2d19(data->ratios.horz) << 5;
+		dc_fixpt_u2d19(data->ratios.horz) << 5;
 	inits->v_int_scale_ratio_luma =
-		dal_fixed31_32_u2d19(data->ratios.vert) << 5;
+		dc_fixpt_u2d19(data->ratios.vert) << 5;
 	inits->h_int_scale_ratio_chroma =
-		dal_fixed31_32_u2d19(data->ratios.horz_c) << 5;
+		dc_fixpt_u2d19(data->ratios.horz_c) << 5;
 	inits->v_int_scale_ratio_chroma =
-		dal_fixed31_32_u2d19(data->ratios.vert_c) << 5;
+		dc_fixpt_u2d19(data->ratios.vert_c) << 5;
 
 	inits->h_init_luma.integer = 1;
 	inits->v_init_luma.integer = 1;

drivers/gpu/drm/amd/display/dc/dce120/dce120_resource.c

@@ -814,14 +814,25 @@ static void bw_calcs_data_update_from_pplib(struct dc *dc)
 	dm_pp_notify_wm_clock_changes(dc->ctx, &clk_ranges);
 }
 
+static uint32_t read_pipe_fuses(struct dc_context *ctx)
+{
+	uint32_t value = dm_read_reg_soc15(ctx, mmCC_DC_PIPE_DIS, 0);
+	/* VG20 support max 6 pipes */
+	value = value & 0x3f;
+	return value;
+}
+
 static bool construct(
 	uint8_t num_virtual_links,
 	struct dc *dc,
 	struct dce110_resource_pool *pool)
 {
 	unsigned int i;
+	int j;
 	struct dc_context *ctx = dc->ctx;
 	struct irq_service_init_data irq_init_data;
+	bool harvest_enabled = ASICREV_IS_VEGA20_P(ctx->asic_id.hw_internal_rev);
+	uint32_t pipe_fuses;
 
 	ctx->dc_bios->regs = &bios_regs;
 
@@ -915,28 +926,41 @@ static bool construct(
 	if (!pool->base.irqs)
 		goto irqs_create_fail;
 
+	/* retrieve valid pipe fuses */
+	if (harvest_enabled)
+		pipe_fuses = read_pipe_fuses(ctx);
+
+	/* index to valid pipe resource */
+	j = 0;
 	for (i = 0; i < pool->base.pipe_count; i++) {
-		pool->base.timing_generators[i] =
+		if (harvest_enabled) {
+			if ((pipe_fuses & (1 << i)) != 0) {
+				dm_error("DC: skip invalid pipe %d!\n", i);
+				continue;
+			}
+		}
+
+		pool->base.timing_generators[j] =
 				dce120_timing_generator_create(
 					ctx,
 					i,
 					&dce120_tg_offsets[i]);
-		if (pool->base.timing_generators[i] == NULL) {
+		if (pool->base.timing_generators[j] == NULL) {
 			BREAK_TO_DEBUGGER();
 			dm_error("DC: failed to create tg!\n");
 			goto controller_create_fail;
 		}
 
-		pool->base.mis[i] = dce120_mem_input_create(ctx, i);
+		pool->base.mis[j] = dce120_mem_input_create(ctx, i);
 
-		if (pool->base.mis[i] == NULL) {
+		if (pool->base.mis[j] == NULL) {
 			BREAK_TO_DEBUGGER();
 			dm_error(
 				"DC: failed to create memory input!\n");
 			goto controller_create_fail;
 		}
 
-		pool->base.ipps[i] = dce120_ipp_create(ctx, i);
+		pool->base.ipps[j] = dce120_ipp_create(ctx, i);
 		if (pool->base.ipps[i] == NULL) {
 			BREAK_TO_DEBUGGER();
 			dm_error(
@@ -944,7 +968,7 @@ static bool construct(
 			goto controller_create_fail;
 		}
 
-		pool->base.transforms[i] = dce120_transform_create(ctx, i);
+		pool->base.transforms[j] = dce120_transform_create(ctx, i);
 		if (pool->base.transforms[i] == NULL) {
 			BREAK_TO_DEBUGGER();
 			dm_error(
@@ -952,16 +976,23 @@ static bool construct(
 			goto res_create_fail;
 		}
 
-		pool->base.opps[i] = dce120_opp_create(
+		pool->base.opps[j] = dce120_opp_create(
 			ctx,
 			i);
-		if (pool->base.opps[i] == NULL) {
+		if (pool->base.opps[j] == NULL) {
 			BREAK_TO_DEBUGGER();
 			dm_error(
 				"DC: failed to create output pixel processor!\n");
 		}
+
+		/* check next valid pipe */
+		j++;
 	}
 
+	/* valid pipe num */
+	pool->base.pipe_count = j;
+	pool->base.timing_generator_count = j;
+
 	if (!resource_construct(num_virtual_links, dc, &pool->base,
 			 &res_create_funcs))
 		goto res_create_fail;

drivers/gpu/drm/amd/display/dc/dcn10/Makefile

@@ -26,7 +26,7 @@ DCN10 = dcn10_resource.o dcn10_ipp.o dcn10_hw_sequencer.o \
 		dcn10_dpp.o dcn10_opp.o dcn10_optc.o \
 		dcn10_hubp.o dcn10_mpc.o \
 		dcn10_dpp_dscl.o dcn10_dpp_cm.o dcn10_cm_common.o \
-		dcn10_hubbub.o dcn10_stream_encoder.o
+		dcn10_hubbub.o dcn10_stream_encoder.o dcn10_link_encoder.o
 
 AMD_DAL_DCN10 = $(addprefix $(AMDDALPATH)/dc/dcn10/,$(DCN10))
 

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_cm_common.c

@@ -169,7 +169,7 @@ bool cm_helper_convert_to_custom_float(
 	}
 
 	if (fixpoint == true)
-		arr_points[1].custom_float_y = dal_fixed31_32_clamp_u0d14(arr_points[1].y);
+		arr_points[1].custom_float_y = dc_fixpt_clamp_u0d14(arr_points[1].y);
 	else if (!convert_to_custom_float_format(arr_points[1].y, &fmt,
 		&arr_points[1].custom_float_y)) {
 		BREAK_TO_DEBUGGER();
@@ -327,19 +327,19 @@ bool cm_helper_translate_curve_to_hw_format(
 	rgb_resulted[hw_points - 1].green = output_tf->tf_pts.green[start_index];
 	rgb_resulted[hw_points - 1].blue = output_tf->tf_pts.blue[start_index];
 
-	arr_points[0].x = dal_fixed31_32_pow(dal_fixed31_32_from_int(2),
-					     dal_fixed31_32_from_int(region_start));
-	arr_points[1].x = dal_fixed31_32_pow(dal_fixed31_32_from_int(2),
-					     dal_fixed31_32_from_int(region_end));
+	arr_points[0].x = dc_fixpt_pow(dc_fixpt_from_int(2),
+					     dc_fixpt_from_int(region_start));
+	arr_points[1].x = dc_fixpt_pow(dc_fixpt_from_int(2),
+					     dc_fixpt_from_int(region_end));
 
 	y_r = rgb_resulted[0].red;
 	y_g = rgb_resulted[0].green;
 	y_b = rgb_resulted[0].blue;
 
-	y1_min = dal_fixed31_32_min(y_r, dal_fixed31_32_min(y_g, y_b));
+	y1_min = dc_fixpt_min(y_r, dc_fixpt_min(y_g, y_b));
 
 	arr_points[0].y = y1_min;
-	arr_points[0].slope = dal_fixed31_32_div(arr_points[0].y, arr_points[0].x);
+	arr_points[0].slope = dc_fixpt_div(arr_points[0].y, arr_points[0].x);
 	y_r = rgb_resulted[hw_points - 1].red;
 	y_g = rgb_resulted[hw_points - 1].green;
 	y_b = rgb_resulted[hw_points - 1].blue;
@@ -347,22 +347,22 @@ bool cm_helper_translate_curve_to_hw_format(
 	/* see comment above, m_arrPoints[1].y should be the Y value for the
 	 * region end (m_numOfHwPoints), not last HW point(m_numOfHwPoints - 1)
 	 */
-	y3_max = dal_fixed31_32_max(y_r, dal_fixed31_32_max(y_g, y_b));
+	y3_max = dc_fixpt_max(y_r, dc_fixpt_max(y_g, y_b));
 
 	arr_points[1].y = y3_max;
 
-	arr_points[1].slope = dal_fixed31_32_zero;
+	arr_points[1].slope = dc_fixpt_zero;
 
 	if (output_tf->tf == TRANSFER_FUNCTION_PQ) {
 		/* for PQ, we want to have a straight line from last HW X point,
 		 * and the slope to be such that we hit 1.0 at 10000 nits.
 		 */
 		const struct fixed31_32 end_value =
-				dal_fixed31_32_from_int(125);
+				dc_fixpt_from_int(125);
 
-		arr_points[1].slope = dal_fixed31_32_div(
-			dal_fixed31_32_sub(dal_fixed31_32_one, arr_points[1].y),
-			dal_fixed31_32_sub(end_value, arr_points[1].x));
+		arr_points[1].slope = dc_fixpt_div(
+			dc_fixpt_sub(dc_fixpt_one, arr_points[1].y),
+			dc_fixpt_sub(end_value, arr_points[1].x));
 	}
 
 	lut_params->hw_points_num = hw_points;
@@ -386,24 +386,24 @@ bool cm_helper_translate_curve_to_hw_format(
 
 	i = 1;
 	while (i != hw_points + 1) {
-		if (dal_fixed31_32_lt(rgb_plus_1->red, rgb->red))
+		if (dc_fixpt_lt(rgb_plus_1->red, rgb->red))
 			rgb_plus_1->red = rgb->red;
-		if (dal_fixed31_32_lt(rgb_plus_1->green, rgb->green))
+		if (dc_fixpt_lt(rgb_plus_1->green, rgb->green))
 			rgb_plus_1->green = rgb->green;
-		if (dal_fixed31_32_lt(rgb_plus_1->blue, rgb->blue))
+		if (dc_fixpt_lt(rgb_plus_1->blue, rgb->blue))
 			rgb_plus_1->blue = rgb->blue;
 
-		rgb->delta_red   = dal_fixed31_32_sub(rgb_plus_1->red,   rgb->red);
-		rgb->delta_green = dal_fixed31_32_sub(rgb_plus_1->green, rgb->green);
-		rgb->delta_blue  = dal_fixed31_32_sub(rgb_plus_1->blue,  rgb->blue);
+		rgb->delta_red   = dc_fixpt_sub(rgb_plus_1->red,   rgb->red);
+		rgb->delta_green = dc_fixpt_sub(rgb_plus_1->green, rgb->green);
+		rgb->delta_blue  = dc_fixpt_sub(rgb_plus_1->blue,  rgb->blue);
 
 		if (fixpoint == true) {
-			rgb->delta_red_reg   = dal_fixed31_32_clamp_u0d10(rgb->delta_red);
-			rgb->delta_green_reg = dal_fixed31_32_clamp_u0d10(rgb->delta_green);
-			rgb->delta_blue_reg  = dal_fixed31_32_clamp_u0d10(rgb->delta_blue);
-			rgb->red_reg         = dal_fixed31_32_clamp_u0d14(rgb->red);
-			rgb->green_reg       = dal_fixed31_32_clamp_u0d14(rgb->green);
-			rgb->blue_reg        = dal_fixed31_32_clamp_u0d14(rgb->blue);
+			rgb->delta_red_reg   = dc_fixpt_clamp_u0d10(rgb->delta_red);
+			rgb->delta_green_reg = dc_fixpt_clamp_u0d10(rgb->delta_green);
+			rgb->delta_blue_reg  = dc_fixpt_clamp_u0d10(rgb->delta_blue);
+			rgb->red_reg         = dc_fixpt_clamp_u0d14(rgb->red);
+			rgb->green_reg       = dc_fixpt_clamp_u0d14(rgb->green);
+			rgb->blue_reg        = dc_fixpt_clamp_u0d14(rgb->blue);
 		}
 
 		++rgb_plus_1;
@@ -489,19 +489,19 @@ bool cm_helper_translate_curve_to_degamma_hw_format(
 	rgb_resulted[hw_points - 1].green = output_tf->tf_pts.green[start_index];
 	rgb_resulted[hw_points - 1].blue = output_tf->tf_pts.blue[start_index];
 
-	arr_points[0].x = dal_fixed31_32_pow(dal_fixed31_32_from_int(2),
-					     dal_fixed31_32_from_int(region_start));
-	arr_points[1].x = dal_fixed31_32_pow(dal_fixed31_32_from_int(2),
-					     dal_fixed31_32_from_int(region_end));
+	arr_points[0].x = dc_fixpt_pow(dc_fixpt_from_int(2),
+					     dc_fixpt_from_int(region_start));
+	arr_points[1].x = dc_fixpt_pow(dc_fixpt_from_int(2),
+					     dc_fixpt_from_int(region_end));
 
 	y_r = rgb_resulted[0].red;
 	y_g = rgb_resulted[0].green;
 	y_b = rgb_resulted[0].blue;
 
-	y1_min = dal_fixed31_32_min(y_r, dal_fixed31_32_min(y_g, y_b));
+	y1_min = dc_fixpt_min(y_r, dc_fixpt_min(y_g, y_b));
 
 	arr_points[0].y = y1_min;
-	arr_points[0].slope = dal_fixed31_32_div(arr_points[0].y, arr_points[0].x);
+	arr_points[0].slope = dc_fixpt_div(arr_points[0].y, arr_points[0].x);
 	y_r = rgb_resulted[hw_points - 1].red;
 	y_g = rgb_resulted[hw_points - 1].green;
 	y_b = rgb_resulted[hw_points - 1].blue;
@@ -509,22 +509,22 @@ bool cm_helper_translate_curve_to_degamma_hw_format(
 	/* see comment above, m_arrPoints[1].y should be the Y value for the
 	 * region end (m_numOfHwPoints), not last HW point(m_numOfHwPoints - 1)
 	 */
-	y3_max = dal_fixed31_32_max(y_r, dal_fixed31_32_max(y_g, y_b));
+	y3_max = dc_fixpt_max(y_r, dc_fixpt_max(y_g, y_b));
 
 	arr_points[1].y = y3_max;
 
-	arr_points[1].slope = dal_fixed31_32_zero;
+	arr_points[1].slope = dc_fixpt_zero;
 
 	if (output_tf->tf == TRANSFER_FUNCTION_PQ) {
 		/* for PQ, we want to have a straight line from last HW X point,
 		 * and the slope to be such that we hit 1.0 at 10000 nits.
 		 */
 		const struct fixed31_32 end_value =
-				dal_fixed31_32_from_int(125);
+				dc_fixpt_from_int(125);
 
-		arr_points[1].slope = dal_fixed31_32_div(
-			dal_fixed31_32_sub(dal_fixed31_32_one, arr_points[1].y),
-			dal_fixed31_32_sub(end_value, arr_points[1].x));
+		arr_points[1].slope = dc_fixpt_div(
+			dc_fixpt_sub(dc_fixpt_one, arr_points[1].y),
+			dc_fixpt_sub(end_value, arr_points[1].x));
 	}
 
 	lut_params->hw_points_num = hw_points;
@@ -548,16 +548,16 @@ bool cm_helper_translate_curve_to_degamma_hw_format(
 
 	i = 1;
 	while (i != hw_points + 1) {
-		if (dal_fixed31_32_lt(rgb_plus_1->red, rgb->red))
+		if (dc_fixpt_lt(rgb_plus_1->red, rgb->red))
 			rgb_plus_1->red = rgb->red;
-		if (dal_fixed31_32_lt(rgb_plus_1->green, rgb->green))
+		if (dc_fixpt_lt(rgb_plus_1->green, rgb->green))
 			rgb_plus_1->green = rgb->green;
-		if (dal_fixed31_32_lt(rgb_plus_1->blue, rgb->blue))
+		if (dc_fixpt_lt(rgb_plus_1->blue, rgb->blue))
 			rgb_plus_1->blue = rgb->blue;
 
-		rgb->delta_red   = dal_fixed31_32_sub(rgb_plus_1->red,   rgb->red);
-		rgb->delta_green = dal_fixed31_32_sub(rgb_plus_1->green, rgb->green);
-		rgb->delta_blue  = dal_fixed31_32_sub(rgb_plus_1->blue,  rgb->blue);
+		rgb->delta_red   = dc_fixpt_sub(rgb_plus_1->red,   rgb->red);
+		rgb->delta_green = dc_fixpt_sub(rgb_plus_1->green, rgb->green);
+		rgb->delta_blue  = dc_fixpt_sub(rgb_plus_1->blue,  rgb->blue);
 
 		++rgb_plus_1;
 		++rgb;

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.c

@@ -130,7 +130,7 @@ void dpp_set_gamut_remap_bypass(struct dcn10_dpp *dpp)
 	/* Gamut remap in bypass */
 }
 
-#define IDENTITY_RATIO(ratio) (dal_fixed31_32_u2d19(ratio) == (1 << 19))
+#define IDENTITY_RATIO(ratio) (dc_fixpt_u2d19(ratio) == (1 << 19))
 
 
 bool dpp_get_optimal_number_of_taps(
@@ -152,6 +152,11 @@ bool dpp_get_optimal_number_of_taps(
 		scl_data->format == PIXEL_FORMAT_FP16)
 		return false;
 
+	if (scl_data->viewport.width > scl_data->h_active &&
+		dpp->ctx->dc->debug.max_downscale_src_width != 0 &&
+		scl_data->viewport.width > dpp->ctx->dc->debug.max_downscale_src_width)
+		return false;
+
 	/* TODO: add lb check */
 
 	/* No support for programming ratio of 4, drop to 3.99999.. */

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_cm.c

@@ -811,13 +811,13 @@ void dpp1_program_input_lut(
 	REG_UPDATE(CM_IGAM_LUT_RW_INDEX, CM_IGAM_LUT_RW_INDEX, 0);
 	for (i = 0; i < gamma->num_entries; i++) {
 		REG_SET(CM_IGAM_LUT_SEQ_COLOR, 0, CM_IGAM_LUT_SEQ_COLOR,
-				dal_fixed31_32_round(
+				dc_fixpt_round(
 					gamma->entries.red[i]));
 		REG_SET(CM_IGAM_LUT_SEQ_COLOR, 0, CM_IGAM_LUT_SEQ_COLOR,
-				dal_fixed31_32_round(
+				dc_fixpt_round(
 					gamma->entries.green[i]));
 		REG_SET(CM_IGAM_LUT_SEQ_COLOR, 0, CM_IGAM_LUT_SEQ_COLOR,
-				dal_fixed31_32_round(
+				dc_fixpt_round(
 					gamma->entries.blue[i]));
 	}
 	// Power off LUT memory

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_dscl.c

@@ -169,7 +169,7 @@ static enum dscl_mode_sel dpp1_dscl_get_dscl_mode(
 		const struct scaler_data *data,
 		bool dbg_always_scale)
 {
-	const long long one = dal_fixed31_32_one.value;
+	const long long one = dc_fixpt_one.value;
 
 	if (dpp_base->caps->dscl_data_proc_format == DSCL_DATA_PRCESSING_FIXED_FORMAT) {
 		/* DSCL is processing data in fixed format */
@@ -464,8 +464,8 @@ static enum lb_memory_config dpp1_dscl_find_lb_memory_config(struct dcn10_dpp *d
 	int num_part_y, num_part_c;
 	int vtaps = scl_data->taps.v_taps;
 	int vtaps_c = scl_data->taps.v_taps_c;
-	int ceil_vratio = dal_fixed31_32_ceil(scl_data->ratios.vert);
-	int ceil_vratio_c = dal_fixed31_32_ceil(scl_data->ratios.vert_c);
+	int ceil_vratio = dc_fixpt_ceil(scl_data->ratios.vert);
+	int ceil_vratio_c = dc_fixpt_ceil(scl_data->ratios.vert_c);
 	enum lb_memory_config mem_cfg = LB_MEMORY_CONFIG_0;
 
 	if (dpp->base.ctx->dc->debug.use_max_lb)
@@ -565,52 +565,52 @@ static void dpp1_dscl_set_manual_ratio_init(
 	uint32_t init_int = 0;
 
 	REG_SET(SCL_HORZ_FILTER_SCALE_RATIO, 0,
-			SCL_H_SCALE_RATIO, dal_fixed31_32_u2d19(data->ratios.horz) << 5);
+			SCL_H_SCALE_RATIO, dc_fixpt_u2d19(data->ratios.horz) << 5);
 
 	REG_SET(SCL_VERT_FILTER_SCALE_RATIO, 0,
-			SCL_V_SCALE_RATIO, dal_fixed31_32_u2d19(data->ratios.vert) << 5);
+			SCL_V_SCALE_RATIO, dc_fixpt_u2d19(data->ratios.vert) << 5);
 
 	REG_SET(SCL_HORZ_FILTER_SCALE_RATIO_C, 0,
-			SCL_H_SCALE_RATIO_C, dal_fixed31_32_u2d19(data->ratios.horz_c) << 5);
+			SCL_H_SCALE_RATIO_C, dc_fixpt_u2d19(data->ratios.horz_c) << 5);
 
 	REG_SET(SCL_VERT_FILTER_SCALE_RATIO_C, 0,
-			SCL_V_SCALE_RATIO_C, dal_fixed31_32_u2d19(data->ratios.vert_c) << 5);
+			SCL_V_SCALE_RATIO_C, dc_fixpt_u2d19(data->ratios.vert_c) << 5);
 
 	/*
 	 * 0.24 format for fraction, first five bits zeroed
 	 */
-	init_frac = dal_fixed31_32_u0d19(data->inits.h) << 5;
-	init_int = dal_fixed31_32_floor(data->inits.h);
+	init_frac = dc_fixpt_u0d19(data->inits.h) << 5;
+	init_int = dc_fixpt_floor(data->inits.h);
 	REG_SET_2(SCL_HORZ_FILTER_INIT, 0,
 		SCL_H_INIT_FRAC, init_frac,
 		SCL_H_INIT_INT, init_int);
 
-	init_frac = dal_fixed31_32_u0d19(data->inits.h_c) << 5;
-	init_int = dal_fixed31_32_floor(data->inits.h_c);
+	init_frac = dc_fixpt_u0d19(data->inits.h_c) << 5;
+	init_int = dc_fixpt_floor(data->inits.h_c);
 	REG_SET_2(SCL_HORZ_FILTER_INIT_C, 0,
 		SCL_H_INIT_FRAC_C, init_frac,
 		SCL_H_INIT_INT_C, init_int);
 
-	init_frac = dal_fixed31_32_u0d19(data->inits.v) << 5;
-	init_int = dal_fixed31_32_floor(data->inits.v);
+	init_frac = dc_fixpt_u0d19(data->inits.v) << 5;
+	init_int = dc_fixpt_floor(data->inits.v);
 	REG_SET_2(SCL_VERT_FILTER_INIT, 0,
 		SCL_V_INIT_FRAC, init_frac,
 		SCL_V_INIT_INT, init_int);
 
-	init_frac = dal_fixed31_32_u0d19(data->inits.v_bot) << 5;
-	init_int = dal_fixed31_32_floor(data->inits.v_bot);
+	init_frac = dc_fixpt_u0d19(data->inits.v_bot) << 5;
+	init_int = dc_fixpt_floor(data->inits.v_bot);
 	REG_SET_2(SCL_VERT_FILTER_INIT_BOT, 0,
 		SCL_V_INIT_FRAC_BOT, init_frac,
 		SCL_V_INIT_INT_BOT, init_int);
 
-	init_frac = dal_fixed31_32_u0d19(data->inits.v_c) << 5;
-	init_int = dal_fixed31_32_floor(data->inits.v_c);
+	init_frac = dc_fixpt_u0d19(data->inits.v_c) << 5;
+	init_int = dc_fixpt_floor(data->inits.v_c);
 	REG_SET_2(SCL_VERT_FILTER_INIT_C, 0,
 		SCL_V_INIT_FRAC_C, init_frac,
 		SCL_V_INIT_INT_C, init_int);
 
-	init_frac = dal_fixed31_32_u0d19(data->inits.v_c_bot) << 5;
-	init_int = dal_fixed31_32_floor(data->inits.v_c_bot);
+	init_frac = dc_fixpt_u0d19(data->inits.v_c_bot) << 5;
+	init_int = dc_fixpt_floor(data->inits.v_c_bot);
 	REG_SET_2(SCL_VERT_FILTER_INIT_BOT_C, 0,
 		SCL_V_INIT_FRAC_BOT_C, init_frac,
 		SCL_V_INIT_INT_BOT_C, init_int);

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubbub.c

@@ -476,6 +476,14 @@ void hubbub1_toggle_watermark_change_req(struct hubbub *hubbub)
 			DCHUBBUB_ARB_WATERMARK_CHANGE_REQUEST, watermark_change_req);
 }
 
+void hubbub1_soft_reset(struct hubbub *hubbub, bool reset)
+{
+	uint32_t reset_en = reset ? 1 : 0;
+
+	REG_UPDATE(DCHUBBUB_SOFT_RESET,
+			DCHUBBUB_GLOBAL_SOFT_RESET, reset_en);
+}
+
 static bool hubbub1_dcc_support_swizzle(
 		enum swizzle_mode_values swizzle,
 		unsigned int bytes_per_element,

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubbub.h

@@ -48,7 +48,8 @@
 	SR(DCHUBBUB_ARB_DF_REQ_OUTSTAND),\
 	SR(DCHUBBUB_GLOBAL_TIMER_CNTL), \
 	SR(DCHUBBUB_TEST_DEBUG_INDEX), \
-	SR(DCHUBBUB_TEST_DEBUG_DATA)
+	SR(DCHUBBUB_TEST_DEBUG_DATA),\
+	SR(DCHUBBUB_SOFT_RESET)
 
 #define HUBBUB_SR_WATERMARK_REG_LIST()\
 	SR(DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_A),\
@@ -105,6 +106,7 @@ struct dcn_hubbub_registers {
 	uint32_t DCHUBBUB_SDPIF_AGP_BOT;
 	uint32_t DCHUBBUB_SDPIF_AGP_TOP;
 	uint32_t DCHUBBUB_CRC_CTRL;
+	uint32_t DCHUBBUB_SOFT_RESET;
 };
 
 /* set field name */
@@ -114,6 +116,7 @@ struct dcn_hubbub_registers {
 
 #define HUBBUB_MASK_SH_LIST_DCN(mask_sh)\
 		HUBBUB_SF(DCHUBBUB_GLOBAL_TIMER_CNTL, DCHUBBUB_GLOBAL_TIMER_ENABLE, mask_sh), \
+		HUBBUB_SF(DCHUBBUB_SOFT_RESET, DCHUBBUB_GLOBAL_SOFT_RESET, mask_sh), \
 		HUBBUB_SF(DCHUBBUB_ARB_WATERMARK_CHANGE_CNTL, DCHUBBUB_ARB_WATERMARK_CHANGE_REQUEST, mask_sh), \
 		HUBBUB_SF(DCHUBBUB_ARB_WATERMARK_CHANGE_CNTL, DCHUBBUB_ARB_WATERMARK_CHANGE_DONE_INTERRUPT_DISABLE, mask_sh), \
 		HUBBUB_SF(DCHUBBUB_ARB_DRAM_STATE_CNTL, DCHUBBUB_ARB_ALLOW_SELF_REFRESH_FORCE_VALUE, mask_sh), \
@@ -143,6 +146,7 @@ struct dcn_hubbub_registers {
 		type DCHUBBUB_ARB_SAT_LEVEL;\
 		type DCHUBBUB_ARB_MIN_REQ_OUTSTAND;\
 		type DCHUBBUB_GLOBAL_TIMER_REFDIV;\
+		type DCHUBBUB_GLOBAL_SOFT_RESET; \
 		type SDPIF_FB_TOP;\
 		type SDPIF_FB_BASE;\
 		type SDPIF_FB_OFFSET;\
@@ -201,6 +205,7 @@ void hubbub1_toggle_watermark_change_req(
 void hubbub1_wm_read_state(struct hubbub *hubbub,
 		struct dcn_hubbub_wm *wm);
 
+void hubbub1_soft_reset(struct hubbub *hubbub, bool reset);
 void hubbub1_construct(struct hubbub *hubbub,
 	struct dc_context *ctx,
 	const struct dcn_hubbub_registers *hubbub_regs,

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.c

@@ -78,6 +78,27 @@ static void hubp1_disconnect(struct hubp *hubp)
 			CURSOR_ENABLE, 0);
 }
 
+static void hubp1_disable_control(struct hubp *hubp, bool disable_hubp)
+{
+	struct dcn10_hubp *hubp1 = TO_DCN10_HUBP(hubp);
+	uint32_t disable = disable_hubp ? 1 : 0;
+
+	REG_UPDATE(DCHUBP_CNTL,
+			HUBP_DISABLE, disable);
+}
+
+static unsigned int hubp1_get_underflow_status(struct hubp *hubp)
+{
+	uint32_t hubp_underflow = 0;
+	struct dcn10_hubp *hubp1 = TO_DCN10_HUBP(hubp);
+
+	REG_GET(DCHUBP_CNTL,
+		HUBP_UNDERFLOW_STATUS,
+		&hubp_underflow);
+
+	return hubp_underflow;
+}
+
 static void hubp1_set_hubp_blank_en(struct hubp *hubp, bool blank)
 {
 	struct dcn10_hubp *hubp1 = TO_DCN10_HUBP(hubp);
@@ -1054,8 +1075,8 @@ void hubp1_cursor_set_position(
 	ASSERT(param->h_scale_ratio.value);
 
 	if (param->h_scale_ratio.value)
-		dst_x_offset = dal_fixed31_32_floor(dal_fixed31_32_div(
-				dal_fixed31_32_from_int(dst_x_offset),
+		dst_x_offset = dc_fixpt_floor(dc_fixpt_div(
+				dc_fixpt_from_int(dst_x_offset),
 				param->h_scale_ratio));
 
 	if (src_x_offset >= (int)param->viewport_width)
@@ -1117,6 +1138,9 @@ static struct hubp_funcs dcn10_hubp_funcs = {
 	.hubp_clk_cntl = hubp1_clk_cntl,
 	.hubp_vtg_sel = hubp1_vtg_sel,
 	.hubp_read_state = hubp1_read_state,
+	.hubp_disable_control =  hubp1_disable_control,
+	.hubp_get_underflow_status = hubp1_get_underflow_status,
+
 };
 
 /*****************************************/

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.h

@@ -253,6 +253,7 @@
 	HUBP_SF(HUBP0_DCHUBP_CNTL, HUBP_UNDERFLOW_STATUS, mask_sh),\
 	HUBP_SF(HUBP0_DCHUBP_CNTL, HUBP_NO_OUTSTANDING_REQ, mask_sh),\
 	HUBP_SF(HUBP0_DCHUBP_CNTL, HUBP_VTG_SEL, mask_sh),\
+	HUBP_SF(HUBP0_DCHUBP_CNTL, HUBP_DISABLE, mask_sh),\
 	HUBP_SF(HUBP0_DCSURF_ADDR_CONFIG, NUM_PIPES, mask_sh),\
 	HUBP_SF(HUBP0_DCSURF_ADDR_CONFIG, NUM_BANKS, mask_sh),\
 	HUBP_SF(HUBP0_DCSURF_ADDR_CONFIG, PIPE_INTERLEAVE, mask_sh),\
@@ -421,6 +422,7 @@
 
 #define DCN_HUBP_REG_FIELD_LIST(type) \
 	type HUBP_BLANK_EN;\
+	type HUBP_DISABLE;\
 	type HUBP_TTU_DISABLE;\
 	type HUBP_NO_OUTSTANDING_REQ;\
 	type HUBP_VTG_SEL;\
@@ -723,4 +725,5 @@ void hubp1_read_state(struct hubp *hubp);
 
 enum cursor_pitch hubp1_get_cursor_pitch(unsigned int pitch);
 
+
 #endif

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c

@@ -127,24 +127,26 @@ static void dcn10_log_hubp_states(struct dc *dc)
 
 		hubp->funcs->hubp_read_state(hubp);
 
-		DTN_INFO("[%2d]:  %5xh  %6xh  %5d  %6d  %2xh  %2xh  %6xh"
-				"  %6d  %8d  %7d  %8xh",
-				hubp->inst,
-				s->pixel_format,
-				s->inuse_addr_hi,
-				s->viewport_width,
-				s->viewport_height,
-				s->rotation_angle,
-				s->h_mirror_en,
-				s->sw_mode,
-				s->dcc_en,
-				s->blank_en,
-				s->ttu_disable,
-				s->underflow_status);
-		DTN_INFO_MICRO_SEC(s->min_ttu_vblank);
-		DTN_INFO_MICRO_SEC(s->qos_level_low_wm);
-		DTN_INFO_MICRO_SEC(s->qos_level_high_wm);
-		DTN_INFO("\n");
+		if (!s->blank_en) {
+			DTN_INFO("[%2d]:  %5xh  %6xh  %5d  %6d  %2xh  %2xh  %6xh"
+					"  %6d  %8d  %7d  %8xh",
+					hubp->inst,
+					s->pixel_format,
+					s->inuse_addr_hi,
+					s->viewport_width,
+					s->viewport_height,
+					s->rotation_angle,
+					s->h_mirror_en,
+					s->sw_mode,
+					s->dcc_en,
+					s->blank_en,
+					s->ttu_disable,
+					s->underflow_status);
+			DTN_INFO_MICRO_SEC(s->min_ttu_vblank);
+			DTN_INFO_MICRO_SEC(s->qos_level_low_wm);
+			DTN_INFO_MICRO_SEC(s->qos_level_high_wm);
+			DTN_INFO("\n");
+		}
 	}
 
 	DTN_INFO("\n=========RQ========\n");
@@ -155,16 +157,17 @@ static void dcn10_log_hubp_states(struct dc *dc)
 		struct dcn_hubp_state *s = &(TO_DCN10_HUBP(pool->hubps[i])->state);
 		struct _vcs_dpi_display_rq_regs_st *rq_regs = &s->rq_regs;
 
-		DTN_INFO("[%2d]:  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh\n",
-			i, rq_regs->drq_expansion_mode, rq_regs->prq_expansion_mode, rq_regs->mrq_expansion_mode,
-			rq_regs->crq_expansion_mode, rq_regs->plane1_base_address, rq_regs->rq_regs_l.chunk_size,
-			rq_regs->rq_regs_l.min_chunk_size, rq_regs->rq_regs_l.meta_chunk_size,
-			rq_regs->rq_regs_l.min_meta_chunk_size, rq_regs->rq_regs_l.dpte_group_size,
-			rq_regs->rq_regs_l.mpte_group_size, rq_regs->rq_regs_l.swath_height,
-			rq_regs->rq_regs_l.pte_row_height_linear, rq_regs->rq_regs_c.chunk_size, rq_regs->rq_regs_c.min_chunk_size,
-			rq_regs->rq_regs_c.meta_chunk_size, rq_regs->rq_regs_c.min_meta_chunk_size,
-			rq_regs->rq_regs_c.dpte_group_size, rq_regs->rq_regs_c.mpte_group_size,
-			rq_regs->rq_regs_c.swath_height, rq_regs->rq_regs_c.pte_row_height_linear);
+		if (!s->blank_en)
+			DTN_INFO("[%2d]:  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh\n",
+				pool->hubps[i]->inst, rq_regs->drq_expansion_mode, rq_regs->prq_expansion_mode, rq_regs->mrq_expansion_mode,
+				rq_regs->crq_expansion_mode, rq_regs->plane1_base_address, rq_regs->rq_regs_l.chunk_size,
+				rq_regs->rq_regs_l.min_chunk_size, rq_regs->rq_regs_l.meta_chunk_size,
+				rq_regs->rq_regs_l.min_meta_chunk_size, rq_regs->rq_regs_l.dpte_group_size,
+				rq_regs->rq_regs_l.mpte_group_size, rq_regs->rq_regs_l.swath_height,
+				rq_regs->rq_regs_l.pte_row_height_linear, rq_regs->rq_regs_c.chunk_size, rq_regs->rq_regs_c.min_chunk_size,
+				rq_regs->rq_regs_c.meta_chunk_size, rq_regs->rq_regs_c.min_meta_chunk_size,
+				rq_regs->rq_regs_c.dpte_group_size, rq_regs->rq_regs_c.mpte_group_size,
+				rq_regs->rq_regs_c.swath_height, rq_regs->rq_regs_c.pte_row_height_linear);
 	}
 
 	DTN_INFO("========DLG========\n");
@@ -179,27 +182,28 @@ static void dcn10_log_hubp_states(struct dc *dc)
 		struct dcn_hubp_state *s = &(TO_DCN10_HUBP(pool->hubps[i])->state);
 		struct _vcs_dpi_display_dlg_regs_st *dlg_regs = &s->dlg_attr;
 
-		DTN_INFO("[%2d]:  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh"
-			"%  8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh"
-			"  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh\n",
-			i, dlg_regs->refcyc_h_blank_end, dlg_regs->dlg_vblank_end, dlg_regs->min_dst_y_next_start,
-			dlg_regs->refcyc_per_htotal, dlg_regs->refcyc_x_after_scaler, dlg_regs->dst_y_after_scaler,
-			dlg_regs->dst_y_prefetch, dlg_regs->dst_y_per_vm_vblank, dlg_regs->dst_y_per_row_vblank,
-			dlg_regs->dst_y_per_vm_flip, dlg_regs->dst_y_per_row_flip, dlg_regs->ref_freq_to_pix_freq,
-			dlg_regs->vratio_prefetch, dlg_regs->vratio_prefetch_c, dlg_regs->refcyc_per_pte_group_vblank_l,
-			dlg_regs->refcyc_per_pte_group_vblank_c, dlg_regs->refcyc_per_meta_chunk_vblank_l,
-			dlg_regs->refcyc_per_meta_chunk_vblank_c, dlg_regs->refcyc_per_pte_group_flip_l,
-			dlg_regs->refcyc_per_pte_group_flip_c, dlg_regs->refcyc_per_meta_chunk_flip_l,
-			dlg_regs->refcyc_per_meta_chunk_flip_c, dlg_regs->dst_y_per_pte_row_nom_l,
-			dlg_regs->dst_y_per_pte_row_nom_c, dlg_regs->refcyc_per_pte_group_nom_l,
-			dlg_regs->refcyc_per_pte_group_nom_c, dlg_regs->dst_y_per_meta_row_nom_l,
-			dlg_regs->dst_y_per_meta_row_nom_c, dlg_regs->refcyc_per_meta_chunk_nom_l,
-			dlg_regs->refcyc_per_meta_chunk_nom_c, dlg_regs->refcyc_per_line_delivery_pre_l,
-			dlg_regs->refcyc_per_line_delivery_pre_c, dlg_regs->refcyc_per_line_delivery_l,
-			dlg_regs->refcyc_per_line_delivery_c, dlg_regs->chunk_hdl_adjust_cur0, dlg_regs->dst_y_offset_cur1,
-			dlg_regs->chunk_hdl_adjust_cur1, dlg_regs->vready_after_vcount0, dlg_regs->dst_y_delta_drq_limit,
-			dlg_regs->xfc_reg_transfer_delay, dlg_regs->xfc_reg_precharge_delay,
-			dlg_regs->xfc_reg_remote_surface_flip_latency);
+		if (!s->blank_en)
+			DTN_INFO("[%2d]:  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh"
+				"%  8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh"
+				"  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh\n",
+				pool->hubps[i]->inst, dlg_regs->refcyc_h_blank_end, dlg_regs->dlg_vblank_end, dlg_regs->min_dst_y_next_start,
+				dlg_regs->refcyc_per_htotal, dlg_regs->refcyc_x_after_scaler, dlg_regs->dst_y_after_scaler,
+				dlg_regs->dst_y_prefetch, dlg_regs->dst_y_per_vm_vblank, dlg_regs->dst_y_per_row_vblank,
+				dlg_regs->dst_y_per_vm_flip, dlg_regs->dst_y_per_row_flip, dlg_regs->ref_freq_to_pix_freq,
+				dlg_regs->vratio_prefetch, dlg_regs->vratio_prefetch_c, dlg_regs->refcyc_per_pte_group_vblank_l,
+				dlg_regs->refcyc_per_pte_group_vblank_c, dlg_regs->refcyc_per_meta_chunk_vblank_l,
+				dlg_regs->refcyc_per_meta_chunk_vblank_c, dlg_regs->refcyc_per_pte_group_flip_l,
+				dlg_regs->refcyc_per_pte_group_flip_c, dlg_regs->refcyc_per_meta_chunk_flip_l,
+				dlg_regs->refcyc_per_meta_chunk_flip_c, dlg_regs->dst_y_per_pte_row_nom_l,
+				dlg_regs->dst_y_per_pte_row_nom_c, dlg_regs->refcyc_per_pte_group_nom_l,
+				dlg_regs->refcyc_per_pte_group_nom_c, dlg_regs->dst_y_per_meta_row_nom_l,
+				dlg_regs->dst_y_per_meta_row_nom_c, dlg_regs->refcyc_per_meta_chunk_nom_l,
+				dlg_regs->refcyc_per_meta_chunk_nom_c, dlg_regs->refcyc_per_line_delivery_pre_l,
+				dlg_regs->refcyc_per_line_delivery_pre_c, dlg_regs->refcyc_per_line_delivery_l,
+				dlg_regs->refcyc_per_line_delivery_c, dlg_regs->chunk_hdl_adjust_cur0, dlg_regs->dst_y_offset_cur1,
+				dlg_regs->chunk_hdl_adjust_cur1, dlg_regs->vready_after_vcount0, dlg_regs->dst_y_delta_drq_limit,
+				dlg_regs->xfc_reg_transfer_delay, dlg_regs->xfc_reg_precharge_delay,
+				dlg_regs->xfc_reg_remote_surface_flip_latency);
 	}
 
 	DTN_INFO("========TTU========\n");
@@ -210,14 +214,15 @@ static void dcn10_log_hubp_states(struct dc *dc)
 		struct dcn_hubp_state *s = &(TO_DCN10_HUBP(pool->hubps[i])->state);
 		struct _vcs_dpi_display_ttu_regs_st *ttu_regs = &s->ttu_attr;
 
-		DTN_INFO("[%2d]:  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh\n",
-			i, ttu_regs->qos_level_low_wm, ttu_regs->qos_level_high_wm, ttu_regs->min_ttu_vblank,
-			ttu_regs->qos_level_flip, ttu_regs->refcyc_per_req_delivery_pre_l, ttu_regs->refcyc_per_req_delivery_l,
-			ttu_regs->refcyc_per_req_delivery_pre_c, ttu_regs->refcyc_per_req_delivery_c, ttu_regs->refcyc_per_req_delivery_cur0,
-			ttu_regs->refcyc_per_req_delivery_pre_cur0, ttu_regs->refcyc_per_req_delivery_cur1,
-			ttu_regs->refcyc_per_req_delivery_pre_cur1, ttu_regs->qos_level_fixed_l, ttu_regs->qos_ramp_disable_l,
-			ttu_regs->qos_level_fixed_c, ttu_regs->qos_ramp_disable_c, ttu_regs->qos_level_fixed_cur0,
-			ttu_regs->qos_ramp_disable_cur0, ttu_regs->qos_level_fixed_cur1, ttu_regs->qos_ramp_disable_cur1);
+		if (!s->blank_en)
+			DTN_INFO("[%2d]:  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh  %8xh\n",
+				pool->hubps[i]->inst, ttu_regs->qos_level_low_wm, ttu_regs->qos_level_high_wm, ttu_regs->min_ttu_vblank,
+				ttu_regs->qos_level_flip, ttu_regs->refcyc_per_req_delivery_pre_l, ttu_regs->refcyc_per_req_delivery_l,
+				ttu_regs->refcyc_per_req_delivery_pre_c, ttu_regs->refcyc_per_req_delivery_c, ttu_regs->refcyc_per_req_delivery_cur0,
+				ttu_regs->refcyc_per_req_delivery_pre_cur0, ttu_regs->refcyc_per_req_delivery_cur1,
+				ttu_regs->refcyc_per_req_delivery_pre_cur1, ttu_regs->qos_level_fixed_l, ttu_regs->qos_ramp_disable_l,
+				ttu_regs->qos_level_fixed_c, ttu_regs->qos_ramp_disable_c, ttu_regs->qos_level_fixed_cur0,
+				ttu_regs->qos_ramp_disable_cur0, ttu_regs->qos_level_fixed_cur1, ttu_regs->qos_ramp_disable_cur1);
 	}
 	DTN_INFO("\n");
 }
@@ -321,6 +326,12 @@ void dcn10_log_hw_state(struct dc *dc)
 				s.h_total,
 				s.v_total,
 				s.underflow_occurred_status);
+
+		// Clear underflow for debug purposes
+		// We want to keep underflow sticky bit on for the longevity tests outside of test environment.
+		// This function is called only from Windows or Diags test environment, hence it's safe to clear
+		// it from here without affecting the original intent.
+		tg->funcs->clear_optc_underflow(tg);
 	}
 	DTN_INFO("\n");
 
@@ -747,6 +758,90 @@ static void reset_back_end_for_pipe(
 					pipe_ctx->pipe_idx, pipe_ctx->stream_res.tg->inst);
 }
 
+static bool dcn10_hw_wa_force_recovery(struct dc *dc)
+{
+	struct hubp *hubp ;
+	unsigned int i;
+	bool need_recover = true;
+
+	if (!dc->debug.recovery_enabled)
+		return false;
+
+	for (i = 0; i < dc->res_pool->pipe_count; i++) {
+		struct pipe_ctx *pipe_ctx =
+			&dc->current_state->res_ctx.pipe_ctx[i];
+		if (pipe_ctx != NULL) {
+			hubp = pipe_ctx->plane_res.hubp;
+			if (hubp != NULL) {
+				if (hubp->funcs->hubp_get_underflow_status(hubp) != 0) {
+					/* one pipe underflow, we will reset all the pipes*/
+					need_recover = true;
+				}
+			}
+		}
+	}
+	if (!need_recover)
+		return false;
+	/*
+	DCHUBP_CNTL:HUBP_BLANK_EN=1
+	DCHUBBUB_SOFT_RESET:DCHUBBUB_GLOBAL_SOFT_RESET=1
+	DCHUBP_CNTL:HUBP_DISABLE=1
+	DCHUBP_CNTL:HUBP_DISABLE=0
+	DCHUBBUB_SOFT_RESET:DCHUBBUB_GLOBAL_SOFT_RESET=0
+	DCSURF_PRIMARY_SURFACE_ADDRESS
+	DCHUBP_CNTL:HUBP_BLANK_EN=0
+	*/
+
+	for (i = 0; i < dc->res_pool->pipe_count; i++) {
+		struct pipe_ctx *pipe_ctx =
+			&dc->current_state->res_ctx.pipe_ctx[i];
+		if (pipe_ctx != NULL) {
+			hubp = pipe_ctx->plane_res.hubp;
+			/*DCHUBP_CNTL:HUBP_BLANK_EN=1*/
+			if (hubp != NULL)
+				hubp->funcs->set_hubp_blank_en(hubp, true);
+		}
+	}
+	/*DCHUBBUB_SOFT_RESET:DCHUBBUB_GLOBAL_SOFT_RESET=1*/
+	hubbub1_soft_reset(dc->res_pool->hubbub, true);
+
+	for (i = 0; i < dc->res_pool->pipe_count; i++) {
+		struct pipe_ctx *pipe_ctx =
+			&dc->current_state->res_ctx.pipe_ctx[i];
+		if (pipe_ctx != NULL) {
+			hubp = pipe_ctx->plane_res.hubp;
+			/*DCHUBP_CNTL:HUBP_DISABLE=1*/
+			if (hubp != NULL)
+				hubp->funcs->hubp_disable_control(hubp, true);
+		}
+	}
+	for (i = 0; i < dc->res_pool->pipe_count; i++) {
+		struct pipe_ctx *pipe_ctx =
+			&dc->current_state->res_ctx.pipe_ctx[i];
+		if (pipe_ctx != NULL) {
+			hubp = pipe_ctx->plane_res.hubp;
+			/*DCHUBP_CNTL:HUBP_DISABLE=0*/
+			if (hubp != NULL)
+				hubp->funcs->hubp_disable_control(hubp, true);
+		}
+	}
+	/*DCHUBBUB_SOFT_RESET:DCHUBBUB_GLOBAL_SOFT_RESET=0*/
+	hubbub1_soft_reset(dc->res_pool->hubbub, false);
+	for (i = 0; i < dc->res_pool->pipe_count; i++) {
+		struct pipe_ctx *pipe_ctx =
+			&dc->current_state->res_ctx.pipe_ctx[i];
+		if (pipe_ctx != NULL) {
+			hubp = pipe_ctx->plane_res.hubp;
+			/*DCHUBP_CNTL:HUBP_BLANK_EN=0*/
+			if (hubp != NULL)
+				hubp->funcs->set_hubp_blank_en(hubp, true);
+		}
+	}
+	return true;
+
+}
+
+
 static void dcn10_verify_allow_pstate_change_high(struct dc *dc)
 {
 	static bool should_log_hw_state; /* prevent hw state log by default */
@@ -755,13 +850,17 @@ static void dcn10_verify_allow_pstate_change_high(struct dc *dc)
 		if (should_log_hw_state) {
 			dcn10_log_hw_state(dc);
 		}
-
 		BREAK_TO_DEBUGGER();
+		if (dcn10_hw_wa_force_recovery(dc)) {
+		/*check again*/
+			if (!hubbub1_verify_allow_pstate_change_high(dc->res_pool->hubbub))
+				BREAK_TO_DEBUGGER();
+		}
 	}
 }
 
 /* trigger HW to start disconnect plane from stream on the next vsync */
-static void plane_atomic_disconnect(struct dc *dc, struct pipe_ctx *pipe_ctx)
+void hwss1_plane_atomic_disconnect(struct dc *dc, struct pipe_ctx *pipe_ctx)
 {
 	struct hubp *hubp = pipe_ctx->plane_res.hubp;
 	int dpp_id = pipe_ctx->plane_res.dpp->inst;
@@ -944,7 +1043,7 @@ static void dcn10_init_hw(struct dc *dc)
 		dc->res_pool->opps[i]->mpcc_disconnect_pending[pipe_ctx->plane_res.mpcc_inst] = true;
 		pipe_ctx->stream_res.opp = dc->res_pool->opps[i];
 
-		plane_atomic_disconnect(dc, pipe_ctx);
+		hwss1_plane_atomic_disconnect(dc, pipe_ctx);
 	}
 
 	for (i = 0; i < dc->res_pool->pipe_count; i++) {
@@ -1685,22 +1784,22 @@ static uint16_t fixed_point_to_int_frac(
 
 	uint16_t result;
 
-	uint16_t d = (uint16_t)dal_fixed31_32_floor(
-		dal_fixed31_32_abs(
+	uint16_t d = (uint16_t)dc_fixpt_floor(
+		dc_fixpt_abs(
 			arg));
 
 	if (d <= (uint16_t)(1 << integer_bits) - (1 / (uint16_t)divisor))
-		numerator = (uint16_t)dal_fixed31_32_floor(
-			dal_fixed31_32_mul_int(
+		numerator = (uint16_t)dc_fixpt_floor(
+			dc_fixpt_mul_int(
 				arg,
 				divisor));
 	else {
-		numerator = dal_fixed31_32_floor(
-			dal_fixed31_32_sub(
-				dal_fixed31_32_from_int(
+		numerator = dc_fixpt_floor(
+			dc_fixpt_sub(
+				dc_fixpt_from_int(
 					1LL << integer_bits),
-				dal_fixed31_32_recip(
-					dal_fixed31_32_from_int(
+				dc_fixpt_recip(
+					dc_fixpt_from_int(
 						divisor))));
 	}
 
@@ -1710,8 +1809,8 @@ static uint16_t fixed_point_to_int_frac(
 		result = (uint16_t)(
 		(1 << (integer_bits + fractional_bits + 1)) + numerator);
 
-	if ((result != 0) && dal_fixed31_32_lt(
-		arg, dal_fixed31_32_zero))
+	if ((result != 0) && dc_fixpt_lt(
+		arg, dc_fixpt_zero))
 		result |= 1 << (integer_bits + fractional_bits);
 
 	return result;
@@ -1725,8 +1824,8 @@ void build_prescale_params(struct  dc_bias_and_scale *bias_and_scale,
 			&& plane_state->input_csc_color_matrix.enable_adjustment
 			&& plane_state->coeff_reduction_factor.value != 0) {
 		bias_and_scale->scale_blue = fixed_point_to_int_frac(
-			dal_fixed31_32_mul(plane_state->coeff_reduction_factor,
-					dal_fixed31_32_from_fraction(256, 255)),
+			dc_fixpt_mul(plane_state->coeff_reduction_factor,
+					dc_fixpt_from_fraction(256, 255)),
 				2,
 				13);
 		bias_and_scale->scale_red = bias_and_scale->scale_blue;
@@ -1995,7 +2094,7 @@ static void dcn10_blank_pixel_data(
 
 static void set_hdr_multiplier(struct pipe_ctx *pipe_ctx)
 {
-	struct fixed31_32 multiplier = dal_fixed31_32_from_fraction(
+	struct fixed31_32 multiplier = dc_fixpt_from_fraction(
 			pipe_ctx->plane_state->sdr_white_level, 80);
 	uint32_t hw_mult = 0x1f000; // 1.0 default multiplier
 	struct custom_float_format fmt;
@@ -2179,7 +2278,7 @@ static void dcn10_apply_ctx_for_surface(
 			old_pipe_ctx->plane_state &&
 			old_pipe_ctx->stream_res.tg == tg) {
 
-			plane_atomic_disconnect(dc, old_pipe_ctx);
+			hwss1_plane_atomic_disconnect(dc, old_pipe_ctx);
 			removed_pipe[i] = true;
 
 			DC_LOG_DC(
@@ -2487,15 +2586,6 @@ static void set_static_screen_control(struct pipe_ctx **pipe_ctx,
 			set_static_screen_control(pipe_ctx[i]->stream_res.tg, value);
 }
 
-static void set_plane_config(
-	const struct dc *dc,
-	struct pipe_ctx *pipe_ctx,
-	struct resource_context *res_ctx)
-{
-	/* TODO */
-	program_gamut_remap(pipe_ctx);
-}
-
 static void dcn10_config_stereo_parameters(
 		struct dc_stream_state *stream, struct crtc_stereo_flags *flags)
 {
@@ -2673,7 +2763,6 @@ static const struct hw_sequencer_funcs dcn10_funcs = {
 	.init_hw = dcn10_init_hw,
 	.apply_ctx_to_hw = dce110_apply_ctx_to_hw,
 	.apply_ctx_for_surface = dcn10_apply_ctx_for_surface,
-	.set_plane_config = set_plane_config,
 	.update_plane_addr = dcn10_update_plane_addr,
 	.update_dchub = dcn10_update_dchub,
 	.update_pending_status = dcn10_update_pending_status,

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.h

@@ -37,4 +37,6 @@ extern void fill_display_configs(
 
 bool is_rgb_cspace(enum dc_color_space output_color_space);
 
+void hwss1_plane_atomic_disconnect(struct dc *dc, struct pipe_ctx *pipe_ctx);
+
 #endif /* __DC_HWSS_DCN10_H__ */

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_link_encoder.c

@@ -0,0 +1,1362 @@
+/*
+ * Copyright 2012-15 Advanced Micro Devices, 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: AMD
+ *
+ */
+
+#include "reg_helper.h"
+
+#include "core_types.h"
+#include "link_encoder.h"
+#include "dcn10_link_encoder.h"
+#include "stream_encoder.h"
+#include "i2caux_interface.h"
+#include "dc_bios_types.h"
+
+#include "gpio_service_interface.h"
+
+#define CTX \
+	enc10->base.ctx
+#define DC_LOGGER \
+	enc10->base.ctx->logger
+
+#define REG(reg)\
+	(enc10->link_regs->reg)
+
+#undef FN
+#define FN(reg_name, field_name) \
+	enc10->link_shift->field_name, enc10->link_mask->field_name
+
+
+/*
+ * @brief
+ * Trigger Source Select
+ * ASIC-dependent, actual values for register programming
+ */
+#define DCN10_DIG_FE_SOURCE_SELECT_INVALID 0x0
+#define DCN10_DIG_FE_SOURCE_SELECT_DIGA 0x1
+#define DCN10_DIG_FE_SOURCE_SELECT_DIGB 0x2
+#define DCN10_DIG_FE_SOURCE_SELECT_DIGC 0x4
+#define DCN10_DIG_FE_SOURCE_SELECT_DIGD 0x08
+#define DCN10_DIG_FE_SOURCE_SELECT_DIGE 0x10
+#define DCN10_DIG_FE_SOURCE_SELECT_DIGF 0x20
+#define DCN10_DIG_FE_SOURCE_SELECT_DIGG 0x40
+
+enum {
+	DP_MST_UPDATE_MAX_RETRY = 50
+};
+
+
+
+static void aux_initialize(struct dcn10_link_encoder *enc10);
+
+
+static const struct link_encoder_funcs dcn10_lnk_enc_funcs = {
+	.validate_output_with_stream =
+		dcn10_link_encoder_validate_output_with_stream,
+	.hw_init = dcn10_link_encoder_hw_init,
+	.setup = dcn10_link_encoder_setup,
+	.enable_tmds_output = dcn10_link_encoder_enable_tmds_output,
+	.enable_dp_output = dcn10_link_encoder_enable_dp_output,
+	.enable_dp_mst_output = dcn10_link_encoder_enable_dp_mst_output,
+	.disable_output = dcn10_link_encoder_disable_output,
+	.dp_set_lane_settings = dcn10_link_encoder_dp_set_lane_settings,
+	.dp_set_phy_pattern = dcn10_link_encoder_dp_set_phy_pattern,
+	.update_mst_stream_allocation_table =
+		dcn10_link_encoder_update_mst_stream_allocation_table,
+	.psr_program_dp_dphy_fast_training =
+			dcn10_psr_program_dp_dphy_fast_training,
+	.psr_program_secondary_packet = dcn10_psr_program_secondary_packet,
+	.connect_dig_be_to_fe = dcn10_link_encoder_connect_dig_be_to_fe,
+	.enable_hpd = dcn10_link_encoder_enable_hpd,
+	.disable_hpd = dcn10_link_encoder_disable_hpd,
+	.is_dig_enabled = dcn10_is_dig_enabled,
+	.destroy = dcn10_link_encoder_destroy
+};
+
+static enum bp_result link_transmitter_control(
+	struct dcn10_link_encoder *enc10,
+	struct bp_transmitter_control *cntl)
+{
+	enum bp_result result;
+	struct dc_bios *bp = enc10->base.ctx->dc_bios;
+
+	result = bp->funcs->transmitter_control(bp, cntl);
+
+	return result;
+}
+
+static void enable_phy_bypass_mode(
+	struct dcn10_link_encoder *enc10,
+	bool enable)
+{
+	/* This register resides in DP back end block;
+	 * transmitter is used for the offset
+	 */
+	REG_UPDATE(DP_DPHY_CNTL, DPHY_BYPASS, enable);
+
+}
+
+static void disable_prbs_symbols(
+	struct dcn10_link_encoder *enc10,
+	bool disable)
+{
+	/* This register resides in DP back end block;
+	 * transmitter is used for the offset
+	 */
+	REG_UPDATE_4(DP_DPHY_CNTL,
+			DPHY_ATEST_SEL_LANE0, disable,
+			DPHY_ATEST_SEL_LANE1, disable,
+			DPHY_ATEST_SEL_LANE2, disable,
+			DPHY_ATEST_SEL_LANE3, disable);
+}
+
+static void disable_prbs_mode(
+	struct dcn10_link_encoder *enc10)
+{
+	REG_UPDATE(DP_DPHY_PRBS_CNTL, DPHY_PRBS_EN, 0);
+}
+
+static void program_pattern_symbols(
+	struct dcn10_link_encoder *enc10,
+	uint16_t pattern_symbols[8])
+{
+	/* This register resides in DP back end block;
+	 * transmitter is used for the offset
+	 */
+	REG_SET_3(DP_DPHY_SYM0, 0,
+			DPHY_SYM1, pattern_symbols[0],
+			DPHY_SYM2, pattern_symbols[1],
+			DPHY_SYM3, pattern_symbols[2]);
+
+	/* This register resides in DP back end block;
+	 * transmitter is used for the offset
+	 */
+	REG_SET_3(DP_DPHY_SYM1, 0,
+			DPHY_SYM4, pattern_symbols[3],
+			DPHY_SYM5, pattern_symbols[4],
+			DPHY_SYM6, pattern_symbols[5]);
+
+	/* This register resides in DP back end block;
+	 * transmitter is used for the offset
+	 */
+	REG_SET_2(DP_DPHY_SYM2, 0,
+			DPHY_SYM7, pattern_symbols[6],
+			DPHY_SYM8, pattern_symbols[7]);
+}
+
+static void set_dp_phy_pattern_d102(
+	struct dcn10_link_encoder *enc10)
+{
+	/* Disable PHY Bypass mode to setup the test pattern */
+	enable_phy_bypass_mode(enc10, false);
+
+	/* For 10-bit PRBS or debug symbols
+	 * please use the following sequence:
+	 *
+	 * Enable debug symbols on the lanes
+	 */
+	disable_prbs_symbols(enc10, true);
+
+	/* Disable PRBS mode */
+	disable_prbs_mode(enc10);
+
+	/* Program debug symbols to be output */
+	{
+		uint16_t pattern_symbols[8] = {
+			0x2AA, 0x2AA, 0x2AA, 0x2AA,
+			0x2AA, 0x2AA, 0x2AA, 0x2AA
+		};
+
+		program_pattern_symbols(enc10, pattern_symbols);
+	}
+
+	/* Enable phy bypass mode to enable the test pattern */
+
+	enable_phy_bypass_mode(enc10, true);
+}
+
+static void set_link_training_complete(
+	struct dcn10_link_encoder *enc10,
+	bool complete)
+{
+	/* This register resides in DP back end block;
+	 * transmitter is used for the offset
+	 */
+	REG_UPDATE(DP_LINK_CNTL, DP_LINK_TRAINING_COMPLETE, complete);
+
+}
+
+void dcn10_link_encoder_set_dp_phy_pattern_training_pattern(
+	struct link_encoder *enc,
+	uint32_t index)
+{
+	struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc);
+	/* Write Training Pattern */
+
+	REG_WRITE(DP_DPHY_TRAINING_PATTERN_SEL, index);
+
+	/* Set HW Register Training Complete to false */
+
+	set_link_training_complete(enc10, false);
+
+	/* Disable PHY Bypass mode to output Training Pattern */
+
+	enable_phy_bypass_mode(enc10, false);
+
+	/* Disable PRBS mode */
+	disable_prbs_mode(enc10);
+}
+
+static void setup_panel_mode(
+	struct dcn10_link_encoder *enc10,
+	enum dp_panel_mode panel_mode)
+{
+	uint32_t value;
+
+	ASSERT(REG(DP_DPHY_INTERNAL_CTRL));
+	value = REG_READ(DP_DPHY_INTERNAL_CTRL);
+
+	switch (panel_mode) {
+	case DP_PANEL_MODE_EDP:
+		value = 0x1;
+		break;
+	case DP_PANEL_MODE_SPECIAL:
+		value = 0x11;
+		break;
+	default:
+		value = 0x0;
+		break;
+	}
+
+	REG_WRITE(DP_DPHY_INTERNAL_CTRL, value);
+}
+
+static void set_dp_phy_pattern_symbol_error(
+	struct dcn10_link_encoder *enc10)
+{
+	/* Disable PHY Bypass mode to setup the test pattern */
+	enable_phy_bypass_mode(enc10, false);
+
+	/* program correct panel mode*/
+	setup_panel_mode(enc10, DP_PANEL_MODE_DEFAULT);
+
+	/* A PRBS23 pattern is used for most DP electrical measurements. */
+
+	/* Enable PRBS symbols on the lanes */
+	disable_prbs_symbols(enc10, false);
+
+	/* For PRBS23 Set bit DPHY_PRBS_SEL=1 and Set bit DPHY_PRBS_EN=1 */
+	REG_UPDATE_2(DP_DPHY_PRBS_CNTL,
+			DPHY_PRBS_SEL, 1,
+			DPHY_PRBS_EN, 1);
+
+	/* Enable phy bypass mode to enable the test pattern */
+	enable_phy_bypass_mode(enc10, true);
+}
+
+static void set_dp_phy_pattern_prbs7(
+	struct dcn10_link_encoder *enc10)
+{
+	/* Disable PHY Bypass mode to setup the test pattern */
+	enable_phy_bypass_mode(enc10, false);
+
+	/* A PRBS7 pattern is used for most DP electrical measurements. */
+
+	/* Enable PRBS symbols on the lanes */
+	disable_prbs_symbols(enc10, false);
+
+	/* For PRBS7 Set bit DPHY_PRBS_SEL=0 and Set bit DPHY_PRBS_EN=1 */
+	REG_UPDATE_2(DP_DPHY_PRBS_CNTL,
+			DPHY_PRBS_SEL, 0,
+			DPHY_PRBS_EN, 1);
+
+	/* Enable phy bypass mode to enable the test pattern */
+	enable_phy_bypass_mode(enc10, true);
+}
+
+static void set_dp_phy_pattern_80bit_custom(
+	struct dcn10_link_encoder *enc10,
+	const uint8_t *pattern)
+{
+	/* Disable PHY Bypass mode to setup the test pattern */
+	enable_phy_bypass_mode(enc10, false);
+
+	/* Enable debug symbols on the lanes */
+
+	disable_prbs_symbols(enc10, true);
+
+	/* Enable PHY bypass mode to enable the test pattern */
+	/* TODO is it really needed ? */
+
+	enable_phy_bypass_mode(enc10, true);
+
+	/* Program 80 bit custom pattern */
+	{
+		uint16_t pattern_symbols[8];
+
+		pattern_symbols[0] =
+			((pattern[1] & 0x03) << 8) | pattern[0];
+		pattern_symbols[1] =
+			((pattern[2] & 0x0f) << 6) | ((pattern[1] >> 2) & 0x3f);
+		pattern_symbols[2] =
+			((pattern[3] & 0x3f) << 4) | ((pattern[2] >> 4) & 0x0f);
+		pattern_symbols[3] =
+			(pattern[4] << 2) | ((pattern[3] >> 6) & 0x03);
+		pattern_symbols[4] =
+			((pattern[6] & 0x03) << 8) | pattern[5];
+		pattern_symbols[5] =
+			((pattern[7] & 0x0f) << 6) | ((pattern[6] >> 2) & 0x3f);
+		pattern_symbols[6] =
+			((pattern[8] & 0x3f) << 4) | ((pattern[7] >> 4) & 0x0f);
+		pattern_symbols[7] =
+			(pattern[9] << 2) | ((pattern[8] >> 6) & 0x03);
+
+		program_pattern_symbols(enc10, pattern_symbols);
+	}
+
+	/* Enable phy bypass mode to enable the test pattern */
+
+	enable_phy_bypass_mode(enc10, true);
+}
+
+static void set_dp_phy_pattern_hbr2_compliance_cp2520_2(
+	struct dcn10_link_encoder *enc10,
+	unsigned int cp2520_pattern)
+{
+
+	/* previously there is a register DP_HBR2_EYE_PATTERN
+	 * that is enabled to get the pattern.
+	 * But it does not work with the latest spec change,
+	 * so we are programming the following registers manually.
+	 *
+	 * The following settings have been confirmed
+	 * by Nick Chorney and Sandra Liu
+	 */
+
+	/* Disable PHY Bypass mode to setup the test pattern */
+
+	enable_phy_bypass_mode(enc10, false);
+
+	/* Setup DIG encoder in DP SST mode */
+	enc10->base.funcs->setup(&enc10->base, SIGNAL_TYPE_DISPLAY_PORT);
+
+	/* ensure normal panel mode. */
+	setup_panel_mode(enc10, DP_PANEL_MODE_DEFAULT);
+
+	/* no vbid after BS (SR)
+	 * DP_LINK_FRAMING_CNTL changed history Sandra Liu
+	 * 11000260 / 11000104 / 110000FC
+	 */
+	REG_UPDATE_3(DP_LINK_FRAMING_CNTL,
+			DP_IDLE_BS_INTERVAL, 0xFC,
+			DP_VBID_DISABLE, 1,
+			DP_VID_ENHANCED_FRAME_MODE, 1);
+
+	/* swap every BS with SR */
+	REG_UPDATE(DP_DPHY_SCRAM_CNTL, DPHY_SCRAMBLER_BS_COUNT, 0);
+
+	/* select cp2520 patterns */
+	if (REG(DP_DPHY_HBR2_PATTERN_CONTROL))
+		REG_UPDATE(DP_DPHY_HBR2_PATTERN_CONTROL,
+				DP_DPHY_HBR2_PATTERN_CONTROL, cp2520_pattern);
+	else
+		/* pre-DCE11 can only generate CP2520 pattern 2 */
+		ASSERT(cp2520_pattern == 2);
+
+	/* set link training complete */
+	set_link_training_complete(enc10, true);
+
+	/* disable video stream */
+	REG_UPDATE(DP_VID_STREAM_CNTL, DP_VID_STREAM_ENABLE, 0);
+
+	/* Disable PHY Bypass mode to setup the test pattern */
+	enable_phy_bypass_mode(enc10, false);
+}
+
+static void set_dp_phy_pattern_passthrough_mode(
+	struct dcn10_link_encoder *enc10,
+	enum dp_panel_mode panel_mode)
+{
+	/* program correct panel mode */
+	setup_panel_mode(enc10, panel_mode);
+
+	/* restore LINK_FRAMING_CNTL and DPHY_SCRAMBLER_BS_COUNT
+	 * in case we were doing HBR2 compliance pattern before
+	 */
+	REG_UPDATE_3(DP_LINK_FRAMING_CNTL,
+			DP_IDLE_BS_INTERVAL, 0x2000,
+			DP_VBID_DISABLE, 0,
+			DP_VID_ENHANCED_FRAME_MODE, 1);
+
+	REG_UPDATE(DP_DPHY_SCRAM_CNTL, DPHY_SCRAMBLER_BS_COUNT, 0x1FF);
+
+	/* set link training complete */
+	set_link_training_complete(enc10, true);
+
+	/* Disable PHY Bypass mode to setup the test pattern */
+	enable_phy_bypass_mode(enc10, false);
+
+	/* Disable PRBS mode */
+	disable_prbs_mode(enc10);
+}
+
+/* return value is bit-vector */
+static uint8_t get_frontend_source(
+	enum engine_id engine)
+{
+	switch (engine) {
+	case ENGINE_ID_DIGA:
+		return DCN10_DIG_FE_SOURCE_SELECT_DIGA;
+	case ENGINE_ID_DIGB:
+		return DCN10_DIG_FE_SOURCE_SELECT_DIGB;
+	case ENGINE_ID_DIGC:
+		return DCN10_DIG_FE_SOURCE_SELECT_DIGC;
+	case ENGINE_ID_DIGD:
+		return DCN10_DIG_FE_SOURCE_SELECT_DIGD;
+	case ENGINE_ID_DIGE:
+		return DCN10_DIG_FE_SOURCE_SELECT_DIGE;
+	case ENGINE_ID_DIGF:
+		return DCN10_DIG_FE_SOURCE_SELECT_DIGF;
+	case ENGINE_ID_DIGG:
+		return DCN10_DIG_FE_SOURCE_SELECT_DIGG;
+	default:
+		ASSERT_CRITICAL(false);
+		return DCN10_DIG_FE_SOURCE_SELECT_INVALID;
+	}
+}
+
+static void configure_encoder(
+	struct dcn10_link_encoder *enc10,
+	const struct dc_link_settings *link_settings)
+{
+	/* set number of lanes */
+
+	REG_SET(DP_CONFIG, 0,
+			DP_UDI_LANES, link_settings->lane_count - LANE_COUNT_ONE);
+
+	/* setup scrambler */
+	REG_UPDATE(DP_DPHY_SCRAM_CNTL, DPHY_SCRAMBLER_ADVANCE, 1);
+}
+
+void dcn10_psr_program_dp_dphy_fast_training(struct link_encoder *enc,
+			bool exit_link_training_required)
+{
+	struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc);
+
+	if (exit_link_training_required)
+		REG_UPDATE(DP_DPHY_FAST_TRAINING,
+				DPHY_RX_FAST_TRAINING_CAPABLE, 1);
+	else {
+		REG_UPDATE(DP_DPHY_FAST_TRAINING,
+				DPHY_RX_FAST_TRAINING_CAPABLE, 0);
+		/*In DCE 11, we are able to pre-program a Force SR register
+		 * to be able to trigger SR symbol after 5 idle patterns
+		 * transmitted. Upon PSR Exit, DMCU can trigger
+		 * DPHY_LOAD_BS_COUNT_START = 1. Upon writing 1 to
+		 * DPHY_LOAD_BS_COUNT_START and the internal counter
+		 * reaches DPHY_LOAD_BS_COUNT, the next BS symbol will be
+		 * replaced by SR symbol once.
+		 */
+
+		REG_UPDATE(DP_DPHY_BS_SR_SWAP_CNTL, DPHY_LOAD_BS_COUNT, 0x5);
+	}
+}
+
+void dcn10_psr_program_secondary_packet(struct link_encoder *enc,
+			unsigned int sdp_transmit_line_num_deadline)
+{
+	struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc);
+
+	REG_UPDATE_2(DP_SEC_CNTL1,
+		DP_SEC_GSP0_LINE_NUM, sdp_transmit_line_num_deadline,
+		DP_SEC_GSP0_PRIORITY, 1);
+}
+
+bool dcn10_is_dig_enabled(struct link_encoder *enc)
+{
+	struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc);
+	uint32_t value;
+
+	REG_GET(DIG_BE_EN_CNTL, DIG_ENABLE, &value);
+	return value;
+}
+
+static void link_encoder_disable(struct dcn10_link_encoder *enc10)
+{
+	/* reset training pattern */
+	REG_SET(DP_DPHY_TRAINING_PATTERN_SEL, 0,
+			DPHY_TRAINING_PATTERN_SEL, 0);
+
+	/* reset training complete */
+	REG_UPDATE(DP_LINK_CNTL, DP_LINK_TRAINING_COMPLETE, 0);
+
+	/* reset panel mode */
+	setup_panel_mode(enc10, DP_PANEL_MODE_DEFAULT);
+}
+
+static void hpd_initialize(
+	struct dcn10_link_encoder *enc10)
+{
+	/* Associate HPD with DIG_BE */
+	enum hpd_source_id hpd_source = enc10->base.hpd_source;
+
+	REG_UPDATE(DIG_BE_CNTL, DIG_HPD_SELECT, hpd_source);
+}
+
+bool dcn10_link_encoder_validate_dvi_output(
+	const struct dcn10_link_encoder *enc10,
+	enum signal_type connector_signal,
+	enum signal_type signal,
+	const struct dc_crtc_timing *crtc_timing)
+{
+	uint32_t max_pixel_clock = TMDS_MAX_PIXEL_CLOCK;
+
+	if (signal == SIGNAL_TYPE_DVI_DUAL_LINK)
+		max_pixel_clock *= 2;
+
+	/* This handles the case of HDMI downgrade to DVI we don't want to
+	 * we don't want to cap the pixel clock if the DDI is not DVI.
+	 */
+	if (connector_signal != SIGNAL_TYPE_DVI_DUAL_LINK &&
+			connector_signal != SIGNAL_TYPE_DVI_SINGLE_LINK)
+		max_pixel_clock = enc10->base.features.max_hdmi_pixel_clock;
+
+	/* DVI only support RGB pixel encoding */
+	if (crtc_timing->pixel_encoding != PIXEL_ENCODING_RGB)
+		return false;
+
+	/*connect DVI via adpater's HDMI connector*/
+	if ((connector_signal == SIGNAL_TYPE_DVI_SINGLE_LINK ||
+		connector_signal == SIGNAL_TYPE_HDMI_TYPE_A) &&
+		signal != SIGNAL_TYPE_HDMI_TYPE_A &&
+		crtc_timing->pix_clk_khz > TMDS_MAX_PIXEL_CLOCK)
+		return false;
+	if (crtc_timing->pix_clk_khz < TMDS_MIN_PIXEL_CLOCK)
+		return false;
+
+	if (crtc_timing->pix_clk_khz > max_pixel_clock)
+		return false;
+
+	/* DVI supports 6/8bpp single-link and 10/16bpp dual-link */
+	switch (crtc_timing->display_color_depth) {
+	case COLOR_DEPTH_666:
+	case COLOR_DEPTH_888:
+	break;
+	case COLOR_DEPTH_101010:
+	case COLOR_DEPTH_161616:
+		if (signal != SIGNAL_TYPE_DVI_DUAL_LINK)
+			return false;
+	break;
+	default:
+		return false;
+	}
+
+	return true;
+}
+
+static bool dcn10_link_encoder_validate_hdmi_output(
+	const struct dcn10_link_encoder *enc10,
+	const struct dc_crtc_timing *crtc_timing,
+	int adjusted_pix_clk_khz)
+{
+	enum dc_color_depth max_deep_color =
+			enc10->base.features.max_hdmi_deep_color;
+
+	if (max_deep_color < crtc_timing->display_color_depth)
+		return false;
+
+	if (crtc_timing->display_color_depth < COLOR_DEPTH_888)
+		return false;
+	if (adjusted_pix_clk_khz < TMDS_MIN_PIXEL_CLOCK)
+		return false;
+
+	if ((adjusted_pix_clk_khz == 0) ||
+		(adjusted_pix_clk_khz > enc10->base.features.max_hdmi_pixel_clock))
+		return false;
+
+	/* DCE11 HW does not support 420 */
+	if (!enc10->base.features.ycbcr420_supported &&
+			crtc_timing->pixel_encoding == PIXEL_ENCODING_YCBCR420)
+		return false;
+
+	if (!enc10->base.features.flags.bits.HDMI_6GB_EN &&
+		adjusted_pix_clk_khz >= 300000)
+		return false;
+	return true;
+}
+
+bool dcn10_link_encoder_validate_dp_output(
+	const struct dcn10_link_encoder *enc10,
+	const struct dc_crtc_timing *crtc_timing)
+{
+	/* default RGB only */
+	if (crtc_timing->pixel_encoding == PIXEL_ENCODING_RGB)
+		return true;
+
+	if (enc10->base.features.flags.bits.IS_YCBCR_CAPABLE)
+		return true;
+
+	/* for DCE 8.x or later DP Y-only feature,
+	 * we need ASIC cap + FeatureSupportDPYonly, not support 666
+	 */
+	if (crtc_timing->flags.Y_ONLY &&
+		enc10->base.features.flags.bits.IS_YCBCR_CAPABLE &&
+		crtc_timing->display_color_depth != COLOR_DEPTH_666)
+		return true;
+
+	return false;
+}
+
+void dcn10_link_encoder_construct(
+	struct dcn10_link_encoder *enc10,
+	const struct encoder_init_data *init_data,
+	const struct encoder_feature_support *enc_features,
+	const struct dcn10_link_enc_registers *link_regs,
+	const struct dcn10_link_enc_aux_registers *aux_regs,
+	const struct dcn10_link_enc_hpd_registers *hpd_regs,
+	const struct dcn10_link_enc_shift *link_shift,
+	const struct dcn10_link_enc_mask *link_mask)
+{
+	struct bp_encoder_cap_info bp_cap_info = {0};
+	const struct dc_vbios_funcs *bp_funcs = init_data->ctx->dc_bios->funcs;
+	enum bp_result result = BP_RESULT_OK;
+
+	enc10->base.funcs = &dcn10_lnk_enc_funcs;
+	enc10->base.ctx = init_data->ctx;
+	enc10->base.id = init_data->encoder;
+
+	enc10->base.hpd_source = init_data->hpd_source;
+	enc10->base.connector = init_data->connector;
+
+	enc10->base.preferred_engine = ENGINE_ID_UNKNOWN;
+
+	enc10->base.features = *enc_features;
+
+	enc10->base.transmitter = init_data->transmitter;
+
+	/* set the flag to indicate whether driver poll the I2C data pin
+	 * while doing the DP sink detect
+	 */
+
+/*	if (dal_adapter_service_is_feature_supported(as,
+		FEATURE_DP_SINK_DETECT_POLL_DATA_PIN))
+		enc10->base.features.flags.bits.
+			DP_SINK_DETECT_POLL_DATA_PIN = true;*/
+
+	enc10->base.output_signals =
+		SIGNAL_TYPE_DVI_SINGLE_LINK |
+		SIGNAL_TYPE_DVI_DUAL_LINK |
+		SIGNAL_TYPE_LVDS |
+		SIGNAL_TYPE_DISPLAY_PORT |
+		SIGNAL_TYPE_DISPLAY_PORT_MST |
+		SIGNAL_TYPE_EDP |
+		SIGNAL_TYPE_HDMI_TYPE_A;
+
+	/* For DCE 8.0 and 8.1, by design, UNIPHY is hardwired to DIG_BE.
+	 * SW always assign DIG_FE 1:1 mapped to DIG_FE for non-MST UNIPHY.
+	 * SW assign DIG_FE to non-MST UNIPHY first and MST last. So prefer
+	 * DIG is per UNIPHY and used by SST DP, eDP, HDMI, DVI and LVDS.
+	 * Prefer DIG assignment is decided by board design.
+	 * For DCE 8.0, there are only max 6 UNIPHYs, we assume board design
+	 * and VBIOS will filter out 7 UNIPHY for DCE 8.0.
+	 * By this, adding DIGG should not hurt DCE 8.0.
+	 * This will let DCE 8.1 share DCE 8.0 as much as possible
+	 */
+
+	enc10->link_regs = link_regs;
+	enc10->aux_regs = aux_regs;
+	enc10->hpd_regs = hpd_regs;
+	enc10->link_shift = link_shift;
+	enc10->link_mask = link_mask;
+
+	switch (enc10->base.transmitter) {
+	case TRANSMITTER_UNIPHY_A:
+		enc10->base.preferred_engine = ENGINE_ID_DIGA;
+	break;
+	case TRANSMITTER_UNIPHY_B:
+		enc10->base.preferred_engine = ENGINE_ID_DIGB;
+	break;
+	case TRANSMITTER_UNIPHY_C:
+		enc10->base.preferred_engine = ENGINE_ID_DIGC;
+	break;
+	case TRANSMITTER_UNIPHY_D:
+		enc10->base.preferred_engine = ENGINE_ID_DIGD;
+	break;
+	case TRANSMITTER_UNIPHY_E:
+		enc10->base.preferred_engine = ENGINE_ID_DIGE;
+	break;
+	case TRANSMITTER_UNIPHY_F:
+		enc10->base.preferred_engine = ENGINE_ID_DIGF;
+	break;
+	case TRANSMITTER_UNIPHY_G:
+		enc10->base.preferred_engine = ENGINE_ID_DIGG;
+	break;
+	default:
+		ASSERT_CRITICAL(false);
+		enc10->base.preferred_engine = ENGINE_ID_UNKNOWN;
+	}
+
+	/* default to one to mirror Windows behavior */
+	enc10->base.features.flags.bits.HDMI_6GB_EN = 1;
+
+	result = bp_funcs->get_encoder_cap_info(enc10->base.ctx->dc_bios,
+						enc10->base.id, &bp_cap_info);
+
+	/* Override features with DCE-specific values */
+	if (result == BP_RESULT_OK) {
+		enc10->base.features.flags.bits.IS_HBR2_CAPABLE =
+				bp_cap_info.DP_HBR2_EN;
+		enc10->base.features.flags.bits.IS_HBR3_CAPABLE =
+				bp_cap_info.DP_HBR3_EN;
+		enc10->base.features.flags.bits.HDMI_6GB_EN = bp_cap_info.HDMI_6GB_EN;
+	} else {
+		DC_LOG_WARNING("%s: Failed to get encoder_cap_info from VBIOS with error code %d!\n",
+				__func__,
+				result);
+	}
+}
+
+bool dcn10_link_encoder_validate_output_with_stream(
+	struct link_encoder *enc,
+	const struct dc_stream_state *stream)
+{
+	struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc);
+	bool is_valid;
+
+	switch (stream->signal) {
+	case SIGNAL_TYPE_DVI_SINGLE_LINK:
+	case SIGNAL_TYPE_DVI_DUAL_LINK:
+		is_valid = dcn10_link_encoder_validate_dvi_output(
+			enc10,
+			stream->sink->link->connector_signal,
+			stream->signal,
+			&stream->timing);
+	break;
+	case SIGNAL_TYPE_HDMI_TYPE_A:
+		is_valid = dcn10_link_encoder_validate_hdmi_output(
+				enc10,
+				&stream->timing,
+				stream->phy_pix_clk);
+	break;
+	case SIGNAL_TYPE_DISPLAY_PORT:
+	case SIGNAL_TYPE_DISPLAY_PORT_MST:
+		is_valid = dcn10_link_encoder_validate_dp_output(
+					enc10, &stream->timing);
+	break;
+	case SIGNAL_TYPE_EDP:
+		is_valid = (stream->timing.pixel_encoding == PIXEL_ENCODING_RGB) ? true : false;
+	break;
+	case SIGNAL_TYPE_VIRTUAL:
+		is_valid = true;
+		break;
+	default:
+		is_valid = false;
+	break;
+	}
+
+	return is_valid;
+}
+
+void dcn10_link_encoder_hw_init(
+	struct link_encoder *enc)
+{
+	struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc);
+	struct bp_transmitter_control cntl = { 0 };
+	enum bp_result result;
+
+	cntl.action = TRANSMITTER_CONTROL_INIT;
+	cntl.engine_id = ENGINE_ID_UNKNOWN;
+	cntl.transmitter = enc10->base.transmitter;
+	cntl.connector_obj_id = enc10->base.connector;
+	cntl.lanes_number = LANE_COUNT_FOUR;
+	cntl.coherent = false;
+	cntl.hpd_sel = enc10->base.hpd_source;
+
+	if (enc10->base.connector.id == CONNECTOR_ID_EDP)
+		cntl.signal = SIGNAL_TYPE_EDP;
+
+	result = link_transmitter_control(enc10, &cntl);
+
+	if (result != BP_RESULT_OK) {
+		DC_LOG_ERROR("%s: Failed to execute VBIOS command table!\n",
+			__func__);
+		BREAK_TO_DEBUGGER();
+		return;
+	}
+
+	if (enc10->base.connector.id == CONNECTOR_ID_LVDS) {
+		cntl.action = TRANSMITTER_CONTROL_BACKLIGHT_BRIGHTNESS;
+
+		result = link_transmitter_control(enc10, &cntl);
+
+		ASSERT(result == BP_RESULT_OK);
+
+	}
+	aux_initialize(enc10);
+
+	/* reinitialize HPD.
+	 * hpd_initialize() will pass DIG_FE id to HW context.
+	 * All other routine within HW context will use fe_engine_offset
+	 * as DIG_FE id even caller pass DIG_FE id.
+	 * So this routine must be called first.
+	 */
+	hpd_initialize(enc10);
+}
+
+void dcn10_link_encoder_destroy(struct link_encoder **enc)
+{
+	kfree(TO_DCN10_LINK_ENC(*enc));
+	*enc = NULL;
+}
+
+void dcn10_link_encoder_setup(
+	struct link_encoder *enc,
+	enum signal_type signal)
+{
+	struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc);
+
+	switch (signal) {
+	case SIGNAL_TYPE_EDP:
+	case SIGNAL_TYPE_DISPLAY_PORT:
+		/* DP SST */
+		REG_UPDATE(DIG_BE_CNTL, DIG_MODE, 0);
+		break;
+	case SIGNAL_TYPE_LVDS:
+		/* LVDS */
+		REG_UPDATE(DIG_BE_CNTL, DIG_MODE, 1);
+		break;
+	case SIGNAL_TYPE_DVI_SINGLE_LINK:
+	case SIGNAL_TYPE_DVI_DUAL_LINK:
+		/* TMDS-DVI */
+		REG_UPDATE(DIG_BE_CNTL, DIG_MODE, 2);
+		break;
+	case SIGNAL_TYPE_HDMI_TYPE_A:
+		/* TMDS-HDMI */
+		REG_UPDATE(DIG_BE_CNTL, DIG_MODE, 3);
+		break;
+	case SIGNAL_TYPE_DISPLAY_PORT_MST:
+		/* DP MST */
+		REG_UPDATE(DIG_BE_CNTL, DIG_MODE, 5);
+		break;
+	default:
+		ASSERT_CRITICAL(false);
+		/* invalid mode ! */
+		break;
+	}
+
+}
+
+/* TODO: still need depth or just pass in adjusted pixel clock? */
+void dcn10_link_encoder_enable_tmds_output(
+	struct link_encoder *enc,
+	enum clock_source_id clock_source,
+	enum dc_color_depth color_depth,
+	enum signal_type signal,
+	uint32_t pixel_clock)
+{
+	struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc);
+	struct bp_transmitter_control cntl = { 0 };
+	enum bp_result result;
+
+	/* Enable the PHY */
+
+	cntl.action = TRANSMITTER_CONTROL_ENABLE;
+	cntl.engine_id = enc->preferred_engine;
+	cntl.transmitter = enc10->base.transmitter;
+	cntl.pll_id = clock_source;
+	cntl.signal = signal;
+	if (cntl.signal == SIGNAL_TYPE_DVI_DUAL_LINK)
+		cntl.lanes_number = 8;
+	else
+		cntl.lanes_number = 4;
+
+	cntl.hpd_sel = enc10->base.hpd_source;
+
+	cntl.pixel_clock = pixel_clock;
+	cntl.color_depth = color_depth;
+
+	result = link_transmitter_control(enc10, &cntl);
+
+	if (result != BP_RESULT_OK) {
+		DC_LOG_ERROR("%s: Failed to execute VBIOS command table!\n",
+			__func__);
+		BREAK_TO_DEBUGGER();
+	}
+}
+
+/* enables DP PHY output */
+void dcn10_link_encoder_enable_dp_output(
+	struct link_encoder *enc,
+	const struct dc_link_settings *link_settings,
+	enum clock_source_id clock_source)
+{
+	struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc);
+	struct bp_transmitter_control cntl = { 0 };
+	enum bp_result result;
+
+	/* Enable the PHY */
+
+	/* number_of_lanes is used for pixel clock adjust,
+	 * but it's not passed to asic_control.
+	 * We need to set number of lanes manually.
+	 */
+	configure_encoder(enc10, link_settings);
+
+	cntl.action = TRANSMITTER_CONTROL_ENABLE;
+	cntl.engine_id = enc->preferred_engine;
+	cntl.transmitter = enc10->base.transmitter;
+	cntl.pll_id = clock_source;
+	cntl.signal = SIGNAL_TYPE_DISPLAY_PORT;
+	cntl.lanes_number = link_settings->lane_count;
+	cntl.hpd_sel = enc10->base.hpd_source;
+	cntl.pixel_clock = link_settings->link_rate
+						* LINK_RATE_REF_FREQ_IN_KHZ;
+	/* TODO: check if undefined works */
+	cntl.color_depth = COLOR_DEPTH_UNDEFINED;
+
+	result = link_transmitter_control(enc10, &cntl);
+
+	if (result != BP_RESULT_OK) {
+		DC_LOG_ERROR("%s: Failed to execute VBIOS command table!\n",
+			__func__);
+		BREAK_TO_DEBUGGER();
+	}
+}
+
+/* enables DP PHY output in MST mode */
+void dcn10_link_encoder_enable_dp_mst_output(
+	struct link_encoder *enc,
+	const struct dc_link_settings *link_settings,
+	enum clock_source_id clock_source)
+{
+	struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc);
+	struct bp_transmitter_control cntl = { 0 };
+	enum bp_result result;
+
+	/* Enable the PHY */
+
+	/* number_of_lanes is used for pixel clock adjust,
+	 * but it's not passed to asic_control.
+	 * We need to set number of lanes manually.
+	 */
+	configure_encoder(enc10, link_settings);
+
+	cntl.action = TRANSMITTER_CONTROL_ENABLE;
+	cntl.engine_id = ENGINE_ID_UNKNOWN;
+	cntl.transmitter = enc10->base.transmitter;
+	cntl.pll_id = clock_source;
+	cntl.signal = SIGNAL_TYPE_DISPLAY_PORT_MST;
+	cntl.lanes_number = link_settings->lane_count;
+	cntl.hpd_sel = enc10->base.hpd_source;
+	cntl.pixel_clock = link_settings->link_rate
+						* LINK_RATE_REF_FREQ_IN_KHZ;
+	/* TODO: check if undefined works */
+	cntl.color_depth = COLOR_DEPTH_UNDEFINED;
+
+	result = link_transmitter_control(enc10, &cntl);
+
+	if (result != BP_RESULT_OK) {
+		DC_LOG_ERROR("%s: Failed to execute VBIOS command table!\n",
+			__func__);
+		BREAK_TO_DEBUGGER();
+	}
+}
+/*
+ * @brief
+ * Disable transmitter and its encoder
+ */
+void dcn10_link_encoder_disable_output(
+	struct link_encoder *enc,
+	enum signal_type signal)
+{
+	struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc);
+	struct bp_transmitter_control cntl = { 0 };
+	enum bp_result result;
+
+	if (!dcn10_is_dig_enabled(enc)) {
+		/* OF_SKIP_POWER_DOWN_INACTIVE_ENCODER */
+		return;
+	}
+	/* Power-down RX and disable GPU PHY should be paired.
+	 * Disabling PHY without powering down RX may cause
+	 * symbol lock loss, on which we will get DP Sink interrupt.
+	 */
+
+	/* There is a case for the DP active dongles
+	 * where we want to disable the PHY but keep RX powered,
+	 * for those we need to ignore DP Sink interrupt
+	 * by checking lane count that has been set
+	 * on the last do_enable_output().
+	 */
+
+	/* disable transmitter */
+	cntl.action = TRANSMITTER_CONTROL_DISABLE;
+	cntl.transmitter = enc10->base.transmitter;
+	cntl.hpd_sel = enc10->base.hpd_source;
+	cntl.signal = signal;
+	cntl.connector_obj_id = enc10->base.connector;
+
+	result = link_transmitter_control(enc10, &cntl);
+
+	if (result != BP_RESULT_OK) {
+		DC_LOG_ERROR("%s: Failed to execute VBIOS command table!\n",
+			__func__);
+		BREAK_TO_DEBUGGER();
+		return;
+	}
+
+	/* disable encoder */
+	if (dc_is_dp_signal(signal))
+		link_encoder_disable(enc10);
+}
+
+void dcn10_link_encoder_dp_set_lane_settings(
+	struct link_encoder *enc,
+	const struct link_training_settings *link_settings)
+{
+	struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc);
+	union dpcd_training_lane_set training_lane_set = { { 0 } };
+	int32_t lane = 0;
+	struct bp_transmitter_control cntl = { 0 };
+
+	if (!link_settings) {
+		BREAK_TO_DEBUGGER();
+		return;
+	}
+
+	cntl.action = TRANSMITTER_CONTROL_SET_VOLTAGE_AND_PREEMPASIS;
+	cntl.transmitter = enc10->base.transmitter;
+	cntl.connector_obj_id = enc10->base.connector;
+	cntl.lanes_number = link_settings->link_settings.lane_count;
+	cntl.hpd_sel = enc10->base.hpd_source;
+	cntl.pixel_clock = link_settings->link_settings.link_rate *
+						LINK_RATE_REF_FREQ_IN_KHZ;
+
+	for (lane = 0; lane < link_settings->link_settings.lane_count; lane++) {
+		/* translate lane settings */
+
+		training_lane_set.bits.VOLTAGE_SWING_SET =
+			link_settings->lane_settings[lane].VOLTAGE_SWING;
+		training_lane_set.bits.PRE_EMPHASIS_SET =
+			link_settings->lane_settings[lane].PRE_EMPHASIS;
+
+		/* post cursor 2 setting only applies to HBR2 link rate */
+		if (link_settings->link_settings.link_rate == LINK_RATE_HIGH2) {
+			/* this is passed to VBIOS
+			 * to program post cursor 2 level
+			 */
+			training_lane_set.bits.POST_CURSOR2_SET =
+				link_settings->lane_settings[lane].POST_CURSOR2;
+		}
+
+		cntl.lane_select = lane;
+		cntl.lane_settings = training_lane_set.raw;
+
+		/* call VBIOS table to set voltage swing and pre-emphasis */
+		link_transmitter_control(enc10, &cntl);
+	}
+}
+
+/* set DP PHY test and training patterns */
+void dcn10_link_encoder_dp_set_phy_pattern(
+	struct link_encoder *enc,
+	const struct encoder_set_dp_phy_pattern_param *param)
+{
+	struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc);
+
+	switch (param->dp_phy_pattern) {
+	case DP_TEST_PATTERN_TRAINING_PATTERN1:
+		dcn10_link_encoder_set_dp_phy_pattern_training_pattern(enc, 0);
+		break;
+	case DP_TEST_PATTERN_TRAINING_PATTERN2:
+		dcn10_link_encoder_set_dp_phy_pattern_training_pattern(enc, 1);
+		break;
+	case DP_TEST_PATTERN_TRAINING_PATTERN3:
+		dcn10_link_encoder_set_dp_phy_pattern_training_pattern(enc, 2);
+		break;
+	case DP_TEST_PATTERN_TRAINING_PATTERN4:
+		dcn10_link_encoder_set_dp_phy_pattern_training_pattern(enc, 3);
+		break;
+	case DP_TEST_PATTERN_D102:
+		set_dp_phy_pattern_d102(enc10);
+		break;
+	case DP_TEST_PATTERN_SYMBOL_ERROR:
+		set_dp_phy_pattern_symbol_error(enc10);
+		break;
+	case DP_TEST_PATTERN_PRBS7:
+		set_dp_phy_pattern_prbs7(enc10);
+		break;
+	case DP_TEST_PATTERN_80BIT_CUSTOM:
+		set_dp_phy_pattern_80bit_custom(
+			enc10, param->custom_pattern);
+		break;
+	case DP_TEST_PATTERN_CP2520_1:
+		set_dp_phy_pattern_hbr2_compliance_cp2520_2(enc10, 1);
+		break;
+	case DP_TEST_PATTERN_CP2520_2:
+		set_dp_phy_pattern_hbr2_compliance_cp2520_2(enc10, 2);
+		break;
+	case DP_TEST_PATTERN_CP2520_3:
+		set_dp_phy_pattern_hbr2_compliance_cp2520_2(enc10, 3);
+		break;
+	case DP_TEST_PATTERN_VIDEO_MODE: {
+		set_dp_phy_pattern_passthrough_mode(
+			enc10, param->dp_panel_mode);
+		break;
+	}
+
+	default:
+		/* invalid phy pattern */
+		ASSERT_CRITICAL(false);
+		break;
+	}
+}
+
+static void fill_stream_allocation_row_info(
+	const struct link_mst_stream_allocation *stream_allocation,
+	uint32_t *src,
+	uint32_t *slots)
+{
+	const struct stream_encoder *stream_enc = stream_allocation->stream_enc;
+
+	if (stream_enc) {
+		*src = stream_enc->id;
+		*slots = stream_allocation->slot_count;
+	} else {
+		*src = 0;
+		*slots = 0;
+	}
+}
+
+/* programs DP MST VC payload allocation */
+void dcn10_link_encoder_update_mst_stream_allocation_table(
+	struct link_encoder *enc,
+	const struct link_mst_stream_allocation_table *table)
+{
+	struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc);
+	uint32_t value0 = 0;
+	uint32_t value1 = 0;
+	uint32_t value2 = 0;
+	uint32_t slots = 0;
+	uint32_t src = 0;
+	uint32_t retries = 0;
+
+	/* For CZ, there are only 3 pipes. So Virtual channel is up 3.*/
+
+	/* --- Set MSE Stream Attribute -
+	 * Setup VC Payload Table on Tx Side,
+	 * Issue allocation change trigger
+	 * to commit payload on both tx and rx side
+	 */
+
+	/* we should clean-up table each time */
+
+	if (table->stream_count >= 1) {
+		fill_stream_allocation_row_info(
+			&table->stream_allocations[0],
+			&src,
+			&slots);
+	} else {
+		src = 0;
+		slots = 0;
+	}
+
+	REG_UPDATE_2(DP_MSE_SAT0,
+			DP_MSE_SAT_SRC0, src,
+			DP_MSE_SAT_SLOT_COUNT0, slots);
+
+	if (table->stream_count >= 2) {
+		fill_stream_allocation_row_info(
+			&table->stream_allocations[1],
+			&src,
+			&slots);
+	} else {
+		src = 0;
+		slots = 0;
+	}
+
+	REG_UPDATE_2(DP_MSE_SAT0,
+			DP_MSE_SAT_SRC1, src,
+			DP_MSE_SAT_SLOT_COUNT1, slots);
+
+	if (table->stream_count >= 3) {
+		fill_stream_allocation_row_info(
+			&table->stream_allocations[2],
+			&src,
+			&slots);
+	} else {
+		src = 0;
+		slots = 0;
+	}
+
+	REG_UPDATE_2(DP_MSE_SAT1,
+			DP_MSE_SAT_SRC2, src,
+			DP_MSE_SAT_SLOT_COUNT2, slots);
+
+	if (table->stream_count >= 4) {
+		fill_stream_allocation_row_info(
+			&table->stream_allocations[3],
+			&src,
+			&slots);
+	} else {
+		src = 0;
+		slots = 0;
+	}
+
+	REG_UPDATE_2(DP_MSE_SAT1,
+			DP_MSE_SAT_SRC3, src,
+			DP_MSE_SAT_SLOT_COUNT3, slots);
+
+	/* --- wait for transaction finish */
+
+	/* send allocation change trigger (ACT) ?
+	 * this step first sends the ACT,
+	 * then double buffers the SAT into the hardware
+	 * making the new allocation active on the DP MST mode link
+	 */
+
+	/* DP_MSE_SAT_UPDATE:
+	 * 0 - No Action
+	 * 1 - Update SAT with trigger
+	 * 2 - Update SAT without trigger
+	 */
+	REG_UPDATE(DP_MSE_SAT_UPDATE,
+			DP_MSE_SAT_UPDATE, 1);
+
+	/* wait for update to complete
+	 * (i.e. DP_MSE_SAT_UPDATE field is reset to 0)
+	 * then wait for the transmission
+	 * of at least 16 MTP headers on immediate local link.
+	 * i.e. DP_MSE_16_MTP_KEEPOUT field (read only) is reset to 0
+	 * a value of 1 indicates that DP MST mode
+	 * is in the 16 MTP keepout region after a VC has been added.
+	 * MST stream bandwidth (VC rate) can be configured
+	 * after this bit is cleared
+	 */
+	do {
+		udelay(10);
+
+		value0 = REG_READ(DP_MSE_SAT_UPDATE);
+
+		REG_GET(DP_MSE_SAT_UPDATE,
+				DP_MSE_SAT_UPDATE, &value1);
+
+		REG_GET(DP_MSE_SAT_UPDATE,
+				DP_MSE_16_MTP_KEEPOUT, &value2);
+
+		/* bit field DP_MSE_SAT_UPDATE is set to 1 already */
+		if (!value1 && !value2)
+			break;
+		++retries;
+	} while (retries < DP_MST_UPDATE_MAX_RETRY);
+}
+
+void dcn10_link_encoder_connect_dig_be_to_fe(
+	struct link_encoder *enc,
+	enum engine_id engine,
+	bool connect)
+{
+	struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc);
+	uint32_t field;
+
+	if (engine != ENGINE_ID_UNKNOWN) {
+
+		REG_GET(DIG_BE_CNTL, DIG_FE_SOURCE_SELECT, &field);
+
+		if (connect)
+			field |= get_frontend_source(engine);
+		else
+			field &= ~get_frontend_source(engine);
+
+		REG_UPDATE(DIG_BE_CNTL, DIG_FE_SOURCE_SELECT, field);
+	}
+}
+
+
+#define HPD_REG(reg)\
+	(enc10->hpd_regs->reg)
+
+#define HPD_REG_READ(reg_name) \
+		dm_read_reg(CTX, HPD_REG(reg_name))
+
+#define HPD_REG_UPDATE_N(reg_name, n, ...)	\
+		generic_reg_update_ex(CTX, \
+				HPD_REG(reg_name), \
+				HPD_REG_READ(reg_name), \
+				n, __VA_ARGS__)
+
+#define HPD_REG_UPDATE(reg_name, field, val)	\
+		HPD_REG_UPDATE_N(reg_name, 1, \
+				FN(reg_name, field), val)
+
+void dcn10_link_encoder_enable_hpd(struct link_encoder *enc)
+{
+	struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc);
+
+	HPD_REG_UPDATE(DC_HPD_CONTROL,
+			DC_HPD_EN, 1);
+}
+
+void dcn10_link_encoder_disable_hpd(struct link_encoder *enc)
+{
+	struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc);
+
+	HPD_REG_UPDATE(DC_HPD_CONTROL,
+			DC_HPD_EN, 0);
+}
+
+
+#define AUX_REG(reg)\
+	(enc10->aux_regs->reg)
+
+#define AUX_REG_READ(reg_name) \
+		dm_read_reg(CTX, AUX_REG(reg_name))
+
+#define AUX_REG_UPDATE_N(reg_name, n, ...)	\
+		generic_reg_update_ex(CTX, \
+				AUX_REG(reg_name), \
+				AUX_REG_READ(reg_name), \
+				n, __VA_ARGS__)
+
+#define AUX_REG_UPDATE(reg_name, field, val)	\
+		AUX_REG_UPDATE_N(reg_name, 1, \
+				FN(reg_name, field), val)
+
+#define AUX_REG_UPDATE_2(reg, f1, v1, f2, v2)	\
+		AUX_REG_UPDATE_N(reg, 2,\
+				FN(reg, f1), v1,\
+				FN(reg, f2), v2)
+
+static void aux_initialize(
+	struct dcn10_link_encoder *enc10)
+{
+	enum hpd_source_id hpd_source = enc10->base.hpd_source;
+
+	AUX_REG_UPDATE_2(AUX_CONTROL,
+			AUX_HPD_SEL, hpd_source,
+			AUX_LS_READ_EN, 0);
+
+	/* 1/4 window (the maximum allowed) */
+	AUX_REG_UPDATE(AUX_DPHY_RX_CONTROL0,
+			AUX_RX_RECEIVE_WINDOW, 1);
+}

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_link_encoder.h

@@ -0,0 +1,330 @@
+/*
+ * Copyright 2012-15 Advanced Micro Devices, 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: AMD
+ *
+ */
+
+#ifndef __DC_LINK_ENCODER__DCN10_H__
+#define __DC_LINK_ENCODER__DCN10_H__
+
+#include "link_encoder.h"
+
+#define TO_DCN10_LINK_ENC(link_encoder)\
+	container_of(link_encoder, struct dcn10_link_encoder, base)
+
+
+#define AUX_REG_LIST(id)\
+	SRI(AUX_CONTROL, DP_AUX, id), \
+	SRI(AUX_DPHY_RX_CONTROL0, DP_AUX, id)
+
+#define HPD_REG_LIST(id)\
+	SRI(DC_HPD_CONTROL, HPD, id)
+
+#define LE_DCN_COMMON_REG_LIST(id) \
+	SRI(DIG_BE_CNTL, DIG, id), \
+	SRI(DIG_BE_EN_CNTL, DIG, id), \
+	SRI(DP_CONFIG, DP, id), \
+	SRI(DP_DPHY_CNTL, DP, id), \
+	SRI(DP_DPHY_PRBS_CNTL, DP, id), \
+	SRI(DP_DPHY_SCRAM_CNTL, DP, id),\
+	SRI(DP_DPHY_SYM0, DP, id), \
+	SRI(DP_DPHY_SYM1, DP, id), \
+	SRI(DP_DPHY_SYM2, DP, id), \
+	SRI(DP_DPHY_TRAINING_PATTERN_SEL, DP, id), \
+	SRI(DP_LINK_CNTL, DP, id), \
+	SRI(DP_LINK_FRAMING_CNTL, DP, id), \
+	SRI(DP_MSE_SAT0, DP, id), \
+	SRI(DP_MSE_SAT1, DP, id), \
+	SRI(DP_MSE_SAT2, DP, id), \
+	SRI(DP_MSE_SAT_UPDATE, DP, id), \
+	SRI(DP_SEC_CNTL, DP, id), \
+	SRI(DP_VID_STREAM_CNTL, DP, id), \
+	SRI(DP_DPHY_FAST_TRAINING, DP, id), \
+	SRI(DP_SEC_CNTL1, DP, id), \
+	SRI(DP_DPHY_BS_SR_SWAP_CNTL, DP, id), \
+	SRI(DP_DPHY_INTERNAL_CTRL, DP, id), \
+	SRI(DP_DPHY_HBR2_PATTERN_CONTROL, DP, id)
+
+#define LE_DCN10_REG_LIST(id)\
+	LE_DCN_COMMON_REG_LIST(id)
+
+struct dcn10_link_enc_aux_registers {
+	uint32_t AUX_CONTROL;
+	uint32_t AUX_DPHY_RX_CONTROL0;
+};
+
+struct dcn10_link_enc_hpd_registers {
+	uint32_t DC_HPD_CONTROL;
+};
+
+struct dcn10_link_enc_registers {
+	uint32_t DIG_BE_CNTL;
+	uint32_t DIG_BE_EN_CNTL;
+	uint32_t DP_CONFIG;
+	uint32_t DP_DPHY_CNTL;
+	uint32_t DP_DPHY_INTERNAL_CTRL;
+	uint32_t DP_DPHY_PRBS_CNTL;
+	uint32_t DP_DPHY_SCRAM_CNTL;
+	uint32_t DP_DPHY_SYM0;
+	uint32_t DP_DPHY_SYM1;
+	uint32_t DP_DPHY_SYM2;
+	uint32_t DP_DPHY_TRAINING_PATTERN_SEL;
+	uint32_t DP_LINK_CNTL;
+	uint32_t DP_LINK_FRAMING_CNTL;
+	uint32_t DP_MSE_SAT0;
+	uint32_t DP_MSE_SAT1;
+	uint32_t DP_MSE_SAT2;
+	uint32_t DP_MSE_SAT_UPDATE;
+	uint32_t DP_SEC_CNTL;
+	uint32_t DP_VID_STREAM_CNTL;
+	uint32_t DP_DPHY_FAST_TRAINING;
+	uint32_t DP_DPHY_BS_SR_SWAP_CNTL;
+	uint32_t DP_DPHY_HBR2_PATTERN_CONTROL;
+	uint32_t DP_SEC_CNTL1;
+};
+
+#define LE_SF(reg_name, field_name, post_fix)\
+	.field_name = reg_name ## __ ## field_name ## post_fix
+
+#define LINK_ENCODER_MASK_SH_LIST_DCN10(mask_sh)\
+	LE_SF(DIG0_DIG_BE_EN_CNTL, DIG_ENABLE, mask_sh),\
+	LE_SF(DIG0_DIG_BE_CNTL, DIG_HPD_SELECT, mask_sh),\
+	LE_SF(DIG0_DIG_BE_CNTL, DIG_MODE, mask_sh),\
+	LE_SF(DIG0_DIG_BE_CNTL, DIG_FE_SOURCE_SELECT, mask_sh),\
+	LE_SF(DP0_DP_DPHY_CNTL, DPHY_BYPASS, mask_sh),\
+	LE_SF(DP0_DP_DPHY_CNTL, DPHY_ATEST_SEL_LANE0, mask_sh),\
+	LE_SF(DP0_DP_DPHY_CNTL, DPHY_ATEST_SEL_LANE1, mask_sh),\
+	LE_SF(DP0_DP_DPHY_CNTL, DPHY_ATEST_SEL_LANE2, mask_sh),\
+	LE_SF(DP0_DP_DPHY_CNTL, DPHY_ATEST_SEL_LANE3, mask_sh),\
+	LE_SF(DP0_DP_DPHY_PRBS_CNTL, DPHY_PRBS_EN, mask_sh),\
+	LE_SF(DP0_DP_DPHY_PRBS_CNTL, DPHY_PRBS_SEL, mask_sh),\
+	LE_SF(DP0_DP_DPHY_SYM0, DPHY_SYM1, mask_sh),\
+	LE_SF(DP0_DP_DPHY_SYM0, DPHY_SYM2, mask_sh),\
+	LE_SF(DP0_DP_DPHY_SYM0, DPHY_SYM3, mask_sh),\
+	LE_SF(DP0_DP_DPHY_SYM1, DPHY_SYM4, mask_sh),\
+	LE_SF(DP0_DP_DPHY_SYM1, DPHY_SYM5, mask_sh),\
+	LE_SF(DP0_DP_DPHY_SYM1, DPHY_SYM6, mask_sh),\
+	LE_SF(DP0_DP_DPHY_SYM2, DPHY_SYM7, mask_sh),\
+	LE_SF(DP0_DP_DPHY_SYM2, DPHY_SYM8, mask_sh),\
+	LE_SF(DP0_DP_DPHY_SCRAM_CNTL, DPHY_SCRAMBLER_BS_COUNT, mask_sh),\
+	LE_SF(DP0_DP_DPHY_SCRAM_CNTL, DPHY_SCRAMBLER_ADVANCE, mask_sh),\
+	LE_SF(DP0_DP_DPHY_FAST_TRAINING, DPHY_RX_FAST_TRAINING_CAPABLE, mask_sh),\
+	LE_SF(DP0_DP_DPHY_BS_SR_SWAP_CNTL, DPHY_LOAD_BS_COUNT, mask_sh),\
+	LE_SF(DP0_DP_DPHY_TRAINING_PATTERN_SEL, DPHY_TRAINING_PATTERN_SEL, mask_sh),\
+	LE_SF(DP0_DP_DPHY_HBR2_PATTERN_CONTROL, DP_DPHY_HBR2_PATTERN_CONTROL, mask_sh),\
+	LE_SF(DP0_DP_LINK_CNTL, DP_LINK_TRAINING_COMPLETE, mask_sh),\
+	LE_SF(DP0_DP_LINK_FRAMING_CNTL, DP_IDLE_BS_INTERVAL, mask_sh),\
+	LE_SF(DP0_DP_LINK_FRAMING_CNTL, DP_VBID_DISABLE, mask_sh),\
+	LE_SF(DP0_DP_LINK_FRAMING_CNTL, DP_VID_ENHANCED_FRAME_MODE, mask_sh),\
+	LE_SF(DP0_DP_VID_STREAM_CNTL, DP_VID_STREAM_ENABLE, mask_sh),\
+	LE_SF(DP0_DP_CONFIG, DP_UDI_LANES, mask_sh),\
+	LE_SF(DP0_DP_SEC_CNTL1, DP_SEC_GSP0_LINE_NUM, mask_sh),\
+	LE_SF(DP0_DP_SEC_CNTL1, DP_SEC_GSP0_PRIORITY, mask_sh),\
+	LE_SF(DP0_DP_MSE_SAT0, DP_MSE_SAT_SRC0, mask_sh),\
+	LE_SF(DP0_DP_MSE_SAT0, DP_MSE_SAT_SRC1, mask_sh),\
+	LE_SF(DP0_DP_MSE_SAT0, DP_MSE_SAT_SLOT_COUNT0, mask_sh),\
+	LE_SF(DP0_DP_MSE_SAT0, DP_MSE_SAT_SLOT_COUNT1, mask_sh),\
+	LE_SF(DP0_DP_MSE_SAT1, DP_MSE_SAT_SRC2, mask_sh),\
+	LE_SF(DP0_DP_MSE_SAT1, DP_MSE_SAT_SRC3, mask_sh),\
+	LE_SF(DP0_DP_MSE_SAT1, DP_MSE_SAT_SLOT_COUNT2, mask_sh),\
+	LE_SF(DP0_DP_MSE_SAT1, DP_MSE_SAT_SLOT_COUNT3, mask_sh),\
+	LE_SF(DP0_DP_MSE_SAT_UPDATE, DP_MSE_SAT_UPDATE, mask_sh),\
+	LE_SF(DP0_DP_MSE_SAT_UPDATE, DP_MSE_16_MTP_KEEPOUT, mask_sh),\
+	LE_SF(DP_AUX0_AUX_CONTROL, AUX_HPD_SEL, mask_sh),\
+	LE_SF(DP_AUX0_AUX_CONTROL, AUX_LS_READ_EN, mask_sh),\
+	LE_SF(DP_AUX0_AUX_DPHY_RX_CONTROL0, AUX_RX_RECEIVE_WINDOW, mask_sh),\
+	LE_SF(HPD0_DC_HPD_CONTROL, DC_HPD_EN, mask_sh)
+
+#define DCN_LINK_ENCODER_REG_FIELD_LIST(type) \
+	type DIG_ENABLE;\
+	type DIG_HPD_SELECT;\
+	type DIG_MODE;\
+	type DIG_FE_SOURCE_SELECT;\
+	type DPHY_BYPASS;\
+	type DPHY_ATEST_SEL_LANE0;\
+	type DPHY_ATEST_SEL_LANE1;\
+	type DPHY_ATEST_SEL_LANE2;\
+	type DPHY_ATEST_SEL_LANE3;\
+	type DPHY_PRBS_EN;\
+	type DPHY_PRBS_SEL;\
+	type DPHY_SYM1;\
+	type DPHY_SYM2;\
+	type DPHY_SYM3;\
+	type DPHY_SYM4;\
+	type DPHY_SYM5;\
+	type DPHY_SYM6;\
+	type DPHY_SYM7;\
+	type DPHY_SYM8;\
+	type DPHY_SCRAMBLER_BS_COUNT;\
+	type DPHY_SCRAMBLER_ADVANCE;\
+	type DPHY_RX_FAST_TRAINING_CAPABLE;\
+	type DPHY_LOAD_BS_COUNT;\
+	type DPHY_TRAINING_PATTERN_SEL;\
+	type DP_DPHY_HBR2_PATTERN_CONTROL;\
+	type DP_LINK_TRAINING_COMPLETE;\
+	type DP_IDLE_BS_INTERVAL;\
+	type DP_VBID_DISABLE;\
+	type DP_VID_ENHANCED_FRAME_MODE;\
+	type DP_VID_STREAM_ENABLE;\
+	type DP_UDI_LANES;\
+	type DP_SEC_GSP0_LINE_NUM;\
+	type DP_SEC_GSP0_PRIORITY;\
+	type DP_MSE_SAT_SRC0;\
+	type DP_MSE_SAT_SRC1;\
+	type DP_MSE_SAT_SRC2;\
+	type DP_MSE_SAT_SRC3;\
+	type DP_MSE_SAT_SLOT_COUNT0;\
+	type DP_MSE_SAT_SLOT_COUNT1;\
+	type DP_MSE_SAT_SLOT_COUNT2;\
+	type DP_MSE_SAT_SLOT_COUNT3;\
+	type DP_MSE_SAT_UPDATE;\
+	type DP_MSE_16_MTP_KEEPOUT;\
+	type AUX_HPD_SEL;\
+	type AUX_LS_READ_EN;\
+	type AUX_RX_RECEIVE_WINDOW;\
+	type DC_HPD_EN
+
+struct dcn10_link_enc_shift {
+	DCN_LINK_ENCODER_REG_FIELD_LIST(uint8_t);
+};
+
+struct dcn10_link_enc_mask {
+	DCN_LINK_ENCODER_REG_FIELD_LIST(uint32_t);
+};
+
+struct dcn10_link_encoder {
+	struct link_encoder base;
+	const struct dcn10_link_enc_registers *link_regs;
+	const struct dcn10_link_enc_aux_registers *aux_regs;
+	const struct dcn10_link_enc_hpd_registers *hpd_regs;
+	const struct dcn10_link_enc_shift *link_shift;
+	const struct dcn10_link_enc_mask *link_mask;
+};
+
+
+void dcn10_link_encoder_construct(
+	struct dcn10_link_encoder *enc10,
+	const struct encoder_init_data *init_data,
+	const struct encoder_feature_support *enc_features,
+	const struct dcn10_link_enc_registers *link_regs,
+	const struct dcn10_link_enc_aux_registers *aux_regs,
+	const struct dcn10_link_enc_hpd_registers *hpd_regs,
+	const struct dcn10_link_enc_shift *link_shift,
+	const struct dcn10_link_enc_mask *link_mask);
+
+bool dcn10_link_encoder_validate_dvi_output(
+	const struct dcn10_link_encoder *enc10,
+	enum signal_type connector_signal,
+	enum signal_type signal,
+	const struct dc_crtc_timing *crtc_timing);
+
+bool dcn10_link_encoder_validate_rgb_output(
+	const struct dcn10_link_encoder *enc10,
+	const struct dc_crtc_timing *crtc_timing);
+
+bool dcn10_link_encoder_validate_dp_output(
+	const struct dcn10_link_encoder *enc10,
+	const struct dc_crtc_timing *crtc_timing);
+
+bool dcn10_link_encoder_validate_wireless_output(
+	const struct dcn10_link_encoder *enc10,
+	const struct dc_crtc_timing *crtc_timing);
+
+bool dcn10_link_encoder_validate_output_with_stream(
+	struct link_encoder *enc,
+	const struct dc_stream_state *stream);
+
+/****************** HW programming ************************/
+
+/* initialize HW */  /* why do we initialze aux in here? */
+void dcn10_link_encoder_hw_init(struct link_encoder *enc);
+
+void dcn10_link_encoder_destroy(struct link_encoder **enc);
+
+/* program DIG_MODE in DIG_BE */
+/* TODO can this be combined with enable_output? */
+void dcn10_link_encoder_setup(
+	struct link_encoder *enc,
+	enum signal_type signal);
+
+/* enables TMDS PHY output */
+/* TODO: still need depth or just pass in adjusted pixel clock? */
+void dcn10_link_encoder_enable_tmds_output(
+	struct link_encoder *enc,
+	enum clock_source_id clock_source,
+	enum dc_color_depth color_depth,
+	enum signal_type signal,
+	uint32_t pixel_clock);
+
+/* enables DP PHY output */
+void dcn10_link_encoder_enable_dp_output(
+	struct link_encoder *enc,
+	const struct dc_link_settings *link_settings,
+	enum clock_source_id clock_source);
+
+/* enables DP PHY output in MST mode */
+void dcn10_link_encoder_enable_dp_mst_output(
+	struct link_encoder *enc,
+	const struct dc_link_settings *link_settings,
+	enum clock_source_id clock_source);
+
+/* disable PHY output */
+void dcn10_link_encoder_disable_output(
+	struct link_encoder *enc,
+	enum signal_type signal);
+
+/* set DP lane settings */
+void dcn10_link_encoder_dp_set_lane_settings(
+	struct link_encoder *enc,
+	const struct link_training_settings *link_settings);
+
+void dcn10_link_encoder_dp_set_phy_pattern(
+	struct link_encoder *enc,
+	const struct encoder_set_dp_phy_pattern_param *param);
+
+/* programs DP MST VC payload allocation */
+void dcn10_link_encoder_update_mst_stream_allocation_table(
+	struct link_encoder *enc,
+	const struct link_mst_stream_allocation_table *table);
+
+void dcn10_link_encoder_connect_dig_be_to_fe(
+	struct link_encoder *enc,
+	enum engine_id engine,
+	bool connect);
+
+void dcn10_link_encoder_set_dp_phy_pattern_training_pattern(
+	struct link_encoder *enc,
+	uint32_t index);
+
+void dcn10_link_encoder_enable_hpd(struct link_encoder *enc);
+
+void dcn10_link_encoder_disable_hpd(struct link_encoder *enc);
+
+void dcn10_psr_program_dp_dphy_fast_training(struct link_encoder *enc,
+			bool exit_link_training_required);
+
+void dcn10_psr_program_secondary_packet(struct link_encoder *enc,
+			unsigned int sdp_transmit_line_num_deadline);
+
+bool dcn10_is_dig_enabled(struct link_encoder *enc);
+
+#endif /* __DC_LINK_ENCODER__DCN10_H__ */

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c

@@ -360,7 +360,7 @@ void optc1_program_timing(
 
 }
 
-static void optc1_set_blank_data_double_buffer(struct timing_generator *optc, bool enable)
+void optc1_set_blank_data_double_buffer(struct timing_generator *optc, bool enable)
 {
 	struct optc *optc1 = DCN10TG_FROM_TG(optc);
 
@@ -1257,20 +1257,20 @@ void optc1_read_otg_state(struct optc *optc1,
 			OPTC_UNDERFLOW_OCCURRED_STATUS, &s->underflow_occurred_status);
 }
 
-static void optc1_clear_optc_underflow(struct timing_generator *optc)
+void optc1_clear_optc_underflow(struct timing_generator *optc)
 {
 	struct optc *optc1 = DCN10TG_FROM_TG(optc);
 
 	REG_UPDATE(OPTC_INPUT_GLOBAL_CONTROL, OPTC_UNDERFLOW_CLEAR, 1);
 }
 
-static void optc1_tg_init(struct timing_generator *optc)
+void optc1_tg_init(struct timing_generator *optc)
 {
 	optc1_set_blank_data_double_buffer(optc, true);
 	optc1_clear_optc_underflow(optc);
 }
 
-static bool optc1_is_tg_enabled(struct timing_generator *optc)
+bool optc1_is_tg_enabled(struct timing_generator *optc)
 {
 	struct optc *optc1 = DCN10TG_FROM_TG(optc);
 	uint32_t otg_enabled = 0;
@@ -1281,7 +1281,7 @@ static bool optc1_is_tg_enabled(struct timing_generator *optc)
 
 }
 
-static bool optc1_is_optc_underflow_occurred(struct timing_generator *optc)
+bool optc1_is_optc_underflow_occurred(struct timing_generator *optc)
 {
 	struct optc *optc1 = DCN10TG_FROM_TG(optc);
 	uint32_t underflow_occurred = 0;

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.h

@@ -497,4 +497,14 @@ void optc1_program_stereo(struct timing_generator *optc,
 
 bool optc1_is_stereo_left_eye(struct timing_generator *optc);
 
+void optc1_clear_optc_underflow(struct timing_generator *optc);
+
+void optc1_tg_init(struct timing_generator *optc);
+
+bool optc1_is_tg_enabled(struct timing_generator *optc);
+
+bool optc1_is_optc_underflow_occurred(struct timing_generator *optc);
+
+void optc1_set_blank_data_double_buffer(struct timing_generator *optc, bool enable);
+
 #endif /* __DC_TIMING_GENERATOR_DCN10_H__ */

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c

@@ -38,7 +38,7 @@
 #include "dcn10/dcn10_hw_sequencer.h"
 #include "dce110/dce110_hw_sequencer.h"
 #include "dcn10/dcn10_opp.h"
-#include "dce/dce_link_encoder.h"
+#include "dcn10/dcn10_link_encoder.h"
 #include "dcn10/dcn10_stream_encoder.h"
 #include "dce/dce_clocks.h"
 #include "dce/dce_clock_source.h"
@@ -214,13 +214,11 @@ static const struct dce_aduio_mask audio_mask = {
 	AUX_REG_LIST(id)\
 }
 
-static const struct dce110_link_enc_aux_registers link_enc_aux_regs[] = {
+static const struct dcn10_link_enc_aux_registers link_enc_aux_regs[] = {
 		aux_regs(0),
 		aux_regs(1),
 		aux_regs(2),
-		aux_regs(3),
-		aux_regs(4),
-		aux_regs(5)
+		aux_regs(3)
 };
 
 #define hpd_regs(id)\
@@ -228,13 +226,11 @@ static const struct dce110_link_enc_aux_registers link_enc_aux_regs[] = {
 	HPD_REG_LIST(id)\
 }
 
-static const struct dce110_link_enc_hpd_registers link_enc_hpd_regs[] = {
+static const struct dcn10_link_enc_hpd_registers link_enc_hpd_regs[] = {
 		hpd_regs(0),
 		hpd_regs(1),
 		hpd_regs(2),
-		hpd_regs(3),
-		hpd_regs(4),
-		hpd_regs(5)
+		hpd_regs(3)
 };
 
 #define link_regs(id)\
@@ -243,14 +239,19 @@ static const struct dce110_link_enc_hpd_registers link_enc_hpd_regs[] = {
 	SRI(DP_DPHY_INTERNAL_CTRL, DP, id) \
 }
 
-static const struct dce110_link_enc_registers link_enc_regs[] = {
+static const struct dcn10_link_enc_registers link_enc_regs[] = {
 	link_regs(0),
 	link_regs(1),
 	link_regs(2),
-	link_regs(3),
-	link_regs(4),
-	link_regs(5),
-	link_regs(6),
+	link_regs(3)
+};
+
+static const struct dcn10_link_enc_shift le_shift = {
+		LINK_ENCODER_MASK_SH_LIST_DCN10(__SHIFT)
+};
+
+static const struct dcn10_link_enc_mask le_mask = {
+		LINK_ENCODER_MASK_SH_LIST_DCN10(_MASK)
 };
 
 #define ipp_regs(id)\
@@ -446,6 +447,8 @@ static const struct dc_debug debug_defaults_drv = {
 		.vsr_support = true,
 		.performance_trace = false,
 		.az_endpoint_mute_only = true,
+		.recovery_enabled = false, /*enable this by default after testing.*/
+		.max_downscale_src_width = 3840,
 };
 
 static const struct dc_debug debug_defaults_diags = {
@@ -581,20 +584,22 @@ static const struct encoder_feature_support link_enc_feature = {
 struct link_encoder *dcn10_link_encoder_create(
 	const struct encoder_init_data *enc_init_data)
 {
-	struct dce110_link_encoder *enc110 =
-		kzalloc(sizeof(struct dce110_link_encoder), GFP_KERNEL);
+	struct dcn10_link_encoder *enc10 =
+		kzalloc(sizeof(struct dcn10_link_encoder), GFP_KERNEL);
 
-	if (!enc110)
+	if (!enc10)
 		return NULL;
 
-	dce110_link_encoder_construct(enc110,
+	dcn10_link_encoder_construct(enc10,
 				      enc_init_data,
 				      &link_enc_feature,
 				      &link_enc_regs[enc_init_data->transmitter],
 				      &link_enc_aux_regs[enc_init_data->channel - 1],
-				      &link_enc_hpd_regs[enc_init_data->hpd_source]);
+				      &link_enc_hpd_regs[enc_init_data->hpd_source],
+				      &le_shift,
+				      &le_mask);
 
-	return &enc110->base;
+	return &enc10->base;
 }
 
 struct clock_source *dcn10_clock_source_create(
@@ -1021,6 +1026,7 @@ static bool construct(
 	dc->caps.max_cursor_size = 256;
 	dc->caps.max_slave_planes = 1;
 	dc->caps.is_apu = true;
+	dc->caps.post_blend_color_processing = false;
 
 	if (dc->ctx->dce_environment == DCE_ENV_PRODUCTION_DRV)
 		dc->debug = debug_defaults_drv;

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c

@@ -603,11 +603,11 @@ void enc1_stream_encoder_set_mst_bandwidth(
 	struct fixed31_32 avg_time_slots_per_mtp)
 {
 	struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
-	uint32_t x = dal_fixed31_32_floor(
+	uint32_t x = dc_fixpt_floor(
 		avg_time_slots_per_mtp);
-	uint32_t y = dal_fixed31_32_ceil(
-		dal_fixed31_32_shl(
-			dal_fixed31_32_sub_int(
+	uint32_t y = dc_fixpt_ceil(
+		dc_fixpt_shl(
+			dc_fixpt_sub_int(
 				avg_time_slots_per_mtp,
 				x),
 			26));

drivers/gpu/drm/amd/display/dc/dm_services.h

@@ -355,10 +355,6 @@ void dm_perf_trace_timestamp(const char *func_name, unsigned int line);
 /*
  * Debug and verification hooks
  */
-bool dm_helpers_dc_conn_log(
-		struct dc_context *ctx,
-		struct log_entry *entry,
-		enum dc_log_type event);
 
 void dm_dtn_log_begin(struct dc_context *ctx);
 void dm_dtn_log_append_v(struct dc_context *ctx, const char *msg, ...);

drivers/gpu/drm/amd/display/dc/dml/display_mode_enums.h

@@ -108,4 +108,17 @@ enum output_standard {
 	dm_std_uninitialized = 0, dm_std_cvtr2, dm_std_cvt
 };
 
+enum mpc_combine_affinity {
+	dm_mpc_always_when_possible,
+	dm_mpc_reduce_voltage,
+	dm_mpc_reduce_voltage_and_clocks
+};
+
+enum self_refresh_affinity {
+	dm_try_to_allow_self_refresh_and_mclk_switch,
+	dm_allow_self_refresh_and_mclk_switch,
+	dm_allow_self_refresh,
+	dm_neither_self_refresh_nor_mclk_switch
+};
+
 #endif

drivers/gpu/drm/amd/display/dc/dml/display_mode_structs.h

@@ -25,39 +25,39 @@
 #ifndef __DISPLAY_MODE_STRUCTS_H__
 #define __DISPLAY_MODE_STRUCTS_H__
 
-typedef struct _vcs_dpi_voltage_scaling_st	voltage_scaling_st;
-typedef struct _vcs_dpi_soc_bounding_box_st	soc_bounding_box_st;
-typedef struct _vcs_dpi_ip_params_st	ip_params_st;
-typedef struct _vcs_dpi_display_pipe_source_params_st	display_pipe_source_params_st;
-typedef struct _vcs_dpi_display_output_params_st	display_output_params_st;
-typedef struct _vcs_dpi_display_bandwidth_st	display_bandwidth_st;
-typedef struct _vcs_dpi_scaler_ratio_depth_st	scaler_ratio_depth_st;
-typedef struct _vcs_dpi_scaler_taps_st	scaler_taps_st;
-typedef struct _vcs_dpi_display_pipe_dest_params_st	display_pipe_dest_params_st;
-typedef struct _vcs_dpi_display_pipe_params_st	display_pipe_params_st;
-typedef struct _vcs_dpi_display_clocks_and_cfg_st	display_clocks_and_cfg_st;
-typedef struct _vcs_dpi_display_e2e_pipe_params_st	display_e2e_pipe_params_st;
-typedef struct _vcs_dpi_dchub_buffer_sizing_st	dchub_buffer_sizing_st;
-typedef struct _vcs_dpi_watermarks_perf_st	watermarks_perf_st;
-typedef struct _vcs_dpi_cstate_pstate_watermarks_st	cstate_pstate_watermarks_st;
-typedef struct _vcs_dpi_wm_calc_pipe_params_st	wm_calc_pipe_params_st;
-typedef struct _vcs_dpi_vratio_pre_st	vratio_pre_st;
-typedef struct _vcs_dpi_display_data_rq_misc_params_st	display_data_rq_misc_params_st;
-typedef struct _vcs_dpi_display_data_rq_sizing_params_st	display_data_rq_sizing_params_st;
-typedef struct _vcs_dpi_display_data_rq_dlg_params_st	display_data_rq_dlg_params_st;
-typedef struct _vcs_dpi_display_cur_rq_dlg_params_st	display_cur_rq_dlg_params_st;
-typedef struct _vcs_dpi_display_rq_dlg_params_st	display_rq_dlg_params_st;
-typedef struct _vcs_dpi_display_rq_sizing_params_st	display_rq_sizing_params_st;
-typedef struct _vcs_dpi_display_rq_misc_params_st	display_rq_misc_params_st;
-typedef struct _vcs_dpi_display_rq_params_st	display_rq_params_st;
-typedef struct _vcs_dpi_display_dlg_regs_st	display_dlg_regs_st;
-typedef struct _vcs_dpi_display_ttu_regs_st	display_ttu_regs_st;
-typedef struct _vcs_dpi_display_data_rq_regs_st	display_data_rq_regs_st;
-typedef struct _vcs_dpi_display_rq_regs_st	display_rq_regs_st;
-typedef struct _vcs_dpi_display_dlg_sys_params_st	display_dlg_sys_params_st;
-typedef struct _vcs_dpi_display_dlg_prefetch_param_st	display_dlg_prefetch_param_st;
-typedef struct _vcs_dpi_display_pipe_clock_st	display_pipe_clock_st;
-typedef struct _vcs_dpi_display_arb_params_st	display_arb_params_st;
+typedef struct _vcs_dpi_voltage_scaling_st voltage_scaling_st;
+typedef struct _vcs_dpi_soc_bounding_box_st soc_bounding_box_st;
+typedef struct _vcs_dpi_ip_params_st ip_params_st;
+typedef struct _vcs_dpi_display_pipe_source_params_st display_pipe_source_params_st;
+typedef struct _vcs_dpi_display_output_params_st display_output_params_st;
+typedef struct _vcs_dpi_display_bandwidth_st display_bandwidth_st;
+typedef struct _vcs_dpi_scaler_ratio_depth_st scaler_ratio_depth_st;
+typedef struct _vcs_dpi_scaler_taps_st scaler_taps_st;
+typedef struct _vcs_dpi_display_pipe_dest_params_st display_pipe_dest_params_st;
+typedef struct _vcs_dpi_display_pipe_params_st display_pipe_params_st;
+typedef struct _vcs_dpi_display_clocks_and_cfg_st display_clocks_and_cfg_st;
+typedef struct _vcs_dpi_display_e2e_pipe_params_st display_e2e_pipe_params_st;
+typedef struct _vcs_dpi_dchub_buffer_sizing_st dchub_buffer_sizing_st;
+typedef struct _vcs_dpi_watermarks_perf_st watermarks_perf_st;
+typedef struct _vcs_dpi_cstate_pstate_watermarks_st cstate_pstate_watermarks_st;
+typedef struct _vcs_dpi_wm_calc_pipe_params_st wm_calc_pipe_params_st;
+typedef struct _vcs_dpi_vratio_pre_st vratio_pre_st;
+typedef struct _vcs_dpi_display_data_rq_misc_params_st display_data_rq_misc_params_st;
+typedef struct _vcs_dpi_display_data_rq_sizing_params_st display_data_rq_sizing_params_st;
+typedef struct _vcs_dpi_display_data_rq_dlg_params_st display_data_rq_dlg_params_st;
+typedef struct _vcs_dpi_display_cur_rq_dlg_params_st display_cur_rq_dlg_params_st;
+typedef struct _vcs_dpi_display_rq_dlg_params_st display_rq_dlg_params_st;
+typedef struct _vcs_dpi_display_rq_sizing_params_st display_rq_sizing_params_st;
+typedef struct _vcs_dpi_display_rq_misc_params_st display_rq_misc_params_st;
+typedef struct _vcs_dpi_display_rq_params_st display_rq_params_st;
+typedef struct _vcs_dpi_display_dlg_regs_st display_dlg_regs_st;
+typedef struct _vcs_dpi_display_ttu_regs_st display_ttu_regs_st;
+typedef struct _vcs_dpi_display_data_rq_regs_st display_data_rq_regs_st;
+typedef struct _vcs_dpi_display_rq_regs_st display_rq_regs_st;
+typedef struct _vcs_dpi_display_dlg_sys_params_st display_dlg_sys_params_st;
+typedef struct _vcs_dpi_display_dlg_prefetch_param_st display_dlg_prefetch_param_st;
+typedef struct _vcs_dpi_display_pipe_clock_st display_pipe_clock_st;
+typedef struct _vcs_dpi_display_arb_params_st display_arb_params_st;
 
 struct _vcs_dpi_voltage_scaling_st {
 	int state;
@@ -72,89 +72,107 @@ struct _vcs_dpi_voltage_scaling_st {
 	double dppclk_mhz;
 };
 
-struct	_vcs_dpi_soc_bounding_box_st	{
-	double	sr_exit_time_us;
-	double	sr_enter_plus_exit_time_us;
-	double	urgent_latency_us;
-	double	writeback_latency_us;
-	double	ideal_dram_bw_after_urgent_percent;
-	unsigned int	max_request_size_bytes;
-	double	downspread_percent;
-	double	dram_page_open_time_ns;
-	double	dram_rw_turnaround_time_ns;
-	double	dram_return_buffer_per_channel_bytes;
-	double	dram_channel_width_bytes;
+struct _vcs_dpi_soc_bounding_box_st {
+	double sr_exit_time_us;
+	double sr_enter_plus_exit_time_us;
+	double urgent_latency_us;
+	double urgent_latency_pixel_data_only_us;
+	double urgent_latency_pixel_mixed_with_vm_data_us;
+	double urgent_latency_vm_data_only_us;
+	double writeback_latency_us;
+	double ideal_dram_bw_after_urgent_percent;
+	double pct_ideal_dram_sdp_bw_after_urgent_pixel_only; // PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelDataOnly
+	double pct_ideal_dram_sdp_bw_after_urgent_pixel_and_vm;
+	double pct_ideal_dram_sdp_bw_after_urgent_vm_only;
+	double max_avg_sdp_bw_use_normal_percent;
+	double max_avg_dram_bw_use_normal_percent;
+	unsigned int max_request_size_bytes;
+	double downspread_percent;
+	double dram_page_open_time_ns;
+	double dram_rw_turnaround_time_ns;
+	double dram_return_buffer_per_channel_bytes;
+	double dram_channel_width_bytes;
 	double fabric_datapath_to_dcn_data_return_bytes;
 	double dcn_downspread_percent;
 	double dispclk_dppclk_vco_speed_mhz;
 	double dfs_vco_period_ps;
-	unsigned int	round_trip_ping_latency_dcfclk_cycles;
-	unsigned int	urgent_out_of_order_return_per_channel_bytes;
-	unsigned int	channel_interleave_bytes;
-	unsigned int	num_banks;
-	unsigned int	num_chans;
-	unsigned int	vmm_page_size_bytes;
-	double	dram_clock_change_latency_us;
-	double	writeback_dram_clock_change_latency_us;
-	unsigned int	return_bus_width_bytes;
-	unsigned int	voltage_override;
-	double	xfc_bus_transport_time_us;
-	double	xfc_xbuf_latency_tolerance_us;
+	unsigned int urgent_out_of_order_return_per_channel_pixel_only_bytes;
+	unsigned int urgent_out_of_order_return_per_channel_pixel_and_vm_bytes;
+	unsigned int urgent_out_of_order_return_per_channel_vm_only_bytes;
+	unsigned int round_trip_ping_latency_dcfclk_cycles;
+	unsigned int urgent_out_of_order_return_per_channel_bytes;
+	unsigned int channel_interleave_bytes;
+	unsigned int num_banks;
+	unsigned int num_chans;
+	unsigned int vmm_page_size_bytes;
+	double dram_clock_change_latency_us;
+	double writeback_dram_clock_change_latency_us;
+	unsigned int return_bus_width_bytes;
+	unsigned int voltage_override;
+	double xfc_bus_transport_time_us;
+	double xfc_xbuf_latency_tolerance_us;
+	int use_urgent_burst_bw;
 	struct _vcs_dpi_voltage_scaling_st clock_limits[7];
 };
 
-struct	_vcs_dpi_ip_params_st	{
-	unsigned int	max_inter_dcn_tile_repeaters;
-	unsigned int	num_dsc;
-	unsigned int	odm_capable;
-	unsigned int	rob_buffer_size_kbytes;
-	unsigned int	det_buffer_size_kbytes;
-	unsigned int	dpte_buffer_size_in_pte_reqs;
-	unsigned int	pde_proc_buffer_size_64k_reqs;
-	unsigned int	dpp_output_buffer_pixels;
-	unsigned int	opp_output_buffer_lines;
-	unsigned int	pixel_chunk_size_kbytes;
-	unsigned char	pte_enable;
-	unsigned int	pte_chunk_size_kbytes;
-	unsigned int	meta_chunk_size_kbytes;
-	unsigned int	writeback_chunk_size_kbytes;
-	unsigned int	line_buffer_size_bits;
-	unsigned int	max_line_buffer_lines;
-	unsigned int	writeback_luma_buffer_size_kbytes;
-	unsigned int	writeback_chroma_buffer_size_kbytes;
-	unsigned int	writeback_chroma_line_buffer_width_pixels;
-	unsigned int	max_page_table_levels;
-	unsigned int	max_num_dpp;
-	unsigned int	max_num_otg;
-	unsigned int	cursor_chunk_size;
-	unsigned int	cursor_buffer_size;
-	unsigned int	max_num_wb;
-	unsigned int	max_dchub_pscl_bw_pix_per_clk;
-	unsigned int	max_pscl_lb_bw_pix_per_clk;
-	unsigned int	max_lb_vscl_bw_pix_per_clk;
-	unsigned int	max_vscl_hscl_bw_pix_per_clk;
-	double	max_hscl_ratio;
-	double	max_vscl_ratio;
-	unsigned int	hscl_mults;
-	unsigned int	vscl_mults;
-	unsigned int	max_hscl_taps;
-	unsigned int	max_vscl_taps;
-	unsigned int	xfc_supported;
-	unsigned int	xfc_fill_constant_bytes;
-	double	dispclk_ramp_margin_percent;
-	double	xfc_fill_bw_overhead_percent;
-	double	underscan_factor;
-	unsigned int	min_vblank_lines;
-	unsigned int	dppclk_delay_subtotal;
-	unsigned int	dispclk_delay_subtotal;
-	unsigned int	dcfclk_cstate_latency;
-	unsigned int	dppclk_delay_scl;
-	unsigned int	dppclk_delay_scl_lb_only;
-	unsigned int	dppclk_delay_cnvc_formatter;
-	unsigned int	dppclk_delay_cnvc_cursor;
-	unsigned int	is_line_buffer_bpp_fixed;
-	unsigned int	line_buffer_fixed_bpp;
-	unsigned int	dcc_supported;
+struct _vcs_dpi_ip_params_st {
+	bool gpuvm_enable;
+	bool hostvm_enable;
+	unsigned int gpuvm_max_page_table_levels;
+	unsigned int hostvm_max_page_table_levels;
+	unsigned int hostvm_cached_page_table_levels;
+	unsigned int pte_group_size_bytes;
+	unsigned int max_inter_dcn_tile_repeaters;
+	unsigned int num_dsc;
+	unsigned int odm_capable;
+	unsigned int rob_buffer_size_kbytes;
+	unsigned int det_buffer_size_kbytes;
+	unsigned int dpte_buffer_size_in_pte_reqs;
+	unsigned int pde_proc_buffer_size_64k_reqs;
+	unsigned int dpp_output_buffer_pixels;
+	unsigned int opp_output_buffer_lines;
+	unsigned int pixel_chunk_size_kbytes;
+	unsigned char pte_enable;
+	unsigned int pte_chunk_size_kbytes;
+	unsigned int meta_chunk_size_kbytes;
+	unsigned int writeback_chunk_size_kbytes;
+	unsigned int line_buffer_size_bits;
+	unsigned int max_line_buffer_lines;
+	unsigned int writeback_luma_buffer_size_kbytes;
+	unsigned int writeback_chroma_buffer_size_kbytes;
+	unsigned int writeback_chroma_line_buffer_width_pixels;
+	unsigned int max_page_table_levels;
+	unsigned int max_num_dpp;
+	unsigned int max_num_otg;
+	unsigned int cursor_chunk_size;
+	unsigned int cursor_buffer_size;
+	unsigned int max_num_wb;
+	unsigned int max_dchub_pscl_bw_pix_per_clk;
+	unsigned int max_pscl_lb_bw_pix_per_clk;
+	unsigned int max_lb_vscl_bw_pix_per_clk;
+	unsigned int max_vscl_hscl_bw_pix_per_clk;
+	double max_hscl_ratio;
+	double max_vscl_ratio;
+	unsigned int hscl_mults;
+	unsigned int vscl_mults;
+	unsigned int max_hscl_taps;
+	unsigned int max_vscl_taps;
+	unsigned int xfc_supported;
+	unsigned int xfc_fill_constant_bytes;
+	double dispclk_ramp_margin_percent;
+	double xfc_fill_bw_overhead_percent;
+	double underscan_factor;
+	unsigned int min_vblank_lines;
+	unsigned int dppclk_delay_subtotal;
+	unsigned int dispclk_delay_subtotal;
+	unsigned int dcfclk_cstate_latency;
+	unsigned int dppclk_delay_scl;
+	unsigned int dppclk_delay_scl_lb_only;
+	unsigned int dppclk_delay_cnvc_formatter;
+	unsigned int dppclk_delay_cnvc_cursor;
+	unsigned int is_line_buffer_bpp_fixed;
+	unsigned int line_buffer_fixed_bpp;
+	unsigned int dcc_supported;
 
 	unsigned int IsLineBufferBppFixed;
 	unsigned int LineBufferFixedBpp;
@@ -169,41 +187,45 @@ struct _vcs_dpi_display_xfc_params_st {
 	int xfc_slv_chunk_size_bytes;
 };
 
-struct	_vcs_dpi_display_pipe_source_params_st	{
-	int	source_format;
-	unsigned char	dcc;
-	unsigned int	dcc_override;
-	unsigned int	dcc_rate;
-	unsigned char	dcc_use_global;
-	unsigned char	vm;
-	unsigned char	vm_levels_force_en;
-	unsigned int	vm_levels_force;
-	int	source_scan;
-	int	sw_mode;
-	int	macro_tile_size;
-	unsigned char	is_display_sw;
-	unsigned int	viewport_width;
-	unsigned int	viewport_height;
-	unsigned int	viewport_y_y;
-	unsigned int	viewport_y_c;
-	unsigned int	viewport_width_c;
-	unsigned int	viewport_height_c;
-	unsigned int	data_pitch;
-	unsigned int	data_pitch_c;
-	unsigned int	meta_pitch;
-	unsigned int	meta_pitch_c;
-	unsigned int	cur0_src_width;
-	int	cur0_bpp;
-	unsigned int	cur1_src_width;
-	int	cur1_bpp;
-	int	num_cursors;
-	unsigned char	is_hsplit;
-	unsigned char	dynamic_metadata_enable;
-	unsigned int	dynamic_metadata_lines_before_active;
-	unsigned int	dynamic_metadata_xmit_bytes;
-	unsigned int	hsplit_grp;
-	unsigned char	xfc_enable;
-	unsigned char	xfc_slave;
+struct _vcs_dpi_display_pipe_source_params_st {
+	int source_format;
+	unsigned char dcc;
+	unsigned int dcc_override;
+	unsigned int dcc_rate;
+	unsigned char dcc_use_global;
+	unsigned char vm;
+	bool gpuvm;    // gpuvm enabled
+	bool hostvm;    // hostvm enabled
+	bool gpuvm_levels_force_en;
+	unsigned int gpuvm_levels_force;
+	bool hostvm_levels_force_en;
+	unsigned int hostvm_levels_force;
+	int source_scan;
+	int sw_mode;
+	int macro_tile_size;
+	unsigned char is_display_sw;
+	unsigned int viewport_width;
+	unsigned int viewport_height;
+	unsigned int viewport_y_y;
+	unsigned int viewport_y_c;
+	unsigned int viewport_width_c;
+	unsigned int viewport_height_c;
+	unsigned int data_pitch;
+	unsigned int data_pitch_c;
+	unsigned int meta_pitch;
+	unsigned int meta_pitch_c;
+	unsigned int cur0_src_width;
+	int cur0_bpp;
+	unsigned int cur1_src_width;
+	int cur1_bpp;
+	int num_cursors;
+	unsigned char is_hsplit;
+	unsigned char dynamic_metadata_enable;
+	unsigned int dynamic_metadata_lines_before_active;
+	unsigned int dynamic_metadata_xmit_bytes;
+	unsigned int hsplit_grp;
+	unsigned char xfc_enable;
+	unsigned char xfc_slave;
 	struct _vcs_dpi_display_xfc_params_st xfc_params;
 };
 struct writeback_st {
@@ -219,335 +241,335 @@ struct writeback_st {
 	double wb_vratio;
 };
 
-struct	_vcs_dpi_display_output_params_st	{
-	int	dp_lanes;
-	int	output_bpp;
-	int	dsc_enable;
-	int	wb_enable;
-	int	num_active_wb;
-	int	opp_input_bpc;
-	int	output_type;
-	int	output_format;
-	int	output_standard;
-	int	dsc_slices;
+struct _vcs_dpi_display_output_params_st {
+	int dp_lanes;
+	int output_bpp;
+	int dsc_enable;
+	int wb_enable;
+	int num_active_wb;
+	int output_bpc;
+	int output_type;
+	int output_format;
+	int output_standard;
+	int dsc_slices;
 	struct writeback_st wb;
 };
 
-struct	_vcs_dpi_display_bandwidth_st	{
-	double	total_bw_consumed_gbps;
-	double	guaranteed_urgent_return_bw_gbps;
-};
-
-struct	_vcs_dpi_scaler_ratio_depth_st	{
-	double	hscl_ratio;
-	double	vscl_ratio;
-	double	hscl_ratio_c;
-	double	vscl_ratio_c;
-	double	vinit;
-	double	vinit_c;
-	double	vinit_bot;
-	double	vinit_bot_c;
-	int	lb_depth;
-	int	scl_enable;
-};
-
-struct	_vcs_dpi_scaler_taps_st	{
-	unsigned int	htaps;
-	unsigned int	vtaps;
-	unsigned int	htaps_c;
-	unsigned int	vtaps_c;
-};
-
-struct	_vcs_dpi_display_pipe_dest_params_st	{
-	unsigned int	recout_width;
-	unsigned int	recout_height;
-	unsigned int	full_recout_width;
-	unsigned int	full_recout_height;
-	unsigned int	hblank_start;
-	unsigned int	hblank_end;
-	unsigned int	vblank_start;
-	unsigned int	vblank_end;
-	unsigned int	htotal;
-	unsigned int	vtotal;
-	unsigned int	vactive;
-	unsigned int	hactive;
-	unsigned int	vstartup_start;
-	unsigned int	vupdate_offset;
-	unsigned int	vupdate_width;
-	unsigned int	vready_offset;
-	unsigned char	interlaced;
-	unsigned char	underscan;
-	double	pixel_rate_mhz;
-	unsigned char	synchronized_vblank_all_planes;
-	unsigned char	otg_inst;
-	unsigned char	odm_split_cnt;
-	unsigned char	odm_combine;
-};
-
-struct	_vcs_dpi_display_pipe_params_st	{
-	display_pipe_source_params_st	src;
-	display_pipe_dest_params_st	dest;
-	scaler_ratio_depth_st	scale_ratio_depth;
-	scaler_taps_st	scale_taps;
-};
-
-struct	_vcs_dpi_display_clocks_and_cfg_st	{
-	int	voltage;
-	double	dppclk_mhz;
-	double	refclk_mhz;
-	double	dispclk_mhz;
-	double	dcfclk_mhz;
-	double	socclk_mhz;
-};
-
-struct	_vcs_dpi_display_e2e_pipe_params_st	{
-	display_pipe_params_st	pipe;
-	display_output_params_st	dout;
-	display_clocks_and_cfg_st	clks_cfg;
-};
-
-struct	_vcs_dpi_dchub_buffer_sizing_st	{
-	unsigned int	swath_width_y;
-	unsigned int	swath_height_y;
-	unsigned int	swath_height_c;
-	unsigned int	detail_buffer_size_y;
-};
-
-struct	_vcs_dpi_watermarks_perf_st	{
-	double	stutter_eff_in_active_region_percent;
-	double	urgent_latency_supported_us;
-	double	non_urgent_latency_supported_us;
-	double	dram_clock_change_margin_us;
-	double	dram_access_eff_percent;
-};
-
-struct	_vcs_dpi_cstate_pstate_watermarks_st	{
-	double	cstate_exit_us;
-	double	cstate_enter_plus_exit_us;
-	double	pstate_change_us;
-};
-
-struct	_vcs_dpi_wm_calc_pipe_params_st	{
-	unsigned int	num_dpp;
-	int	voltage;
-	int	output_type;
-	double	dcfclk_mhz;
-	double	socclk_mhz;
-	double	dppclk_mhz;
-	double	pixclk_mhz;
-	unsigned char	interlace_en;
-	unsigned char	pte_enable;
-	unsigned char	dcc_enable;
-	double	dcc_rate;
-	double	bytes_per_pixel_c;
-	double	bytes_per_pixel_y;
-	unsigned int	swath_width_y;
-	unsigned int	swath_height_y;
-	unsigned int	swath_height_c;
-	unsigned int	det_buffer_size_y;
-	double	h_ratio;
-	double	v_ratio;
-	unsigned int	h_taps;
-	unsigned int	h_total;
-	unsigned int	v_total;
-	unsigned int	v_active;
-	unsigned int	e2e_index;
-	double	display_pipe_line_delivery_time;
-	double	read_bw;
-	unsigned int	lines_in_det_y;
-	unsigned int	lines_in_det_y_rounded_down_to_swath;
-	double	full_det_buffering_time;
-	double	dcfclk_deepsleep_mhz_per_plane;
-};
-
-struct	_vcs_dpi_vratio_pre_st	{
-	double	vratio_pre_l;
-	double	vratio_pre_c;
-};
-
-struct	_vcs_dpi_display_data_rq_misc_params_st	{
-	unsigned int	full_swath_bytes;
-	unsigned int	stored_swath_bytes;
-	unsigned int	blk256_height;
-	unsigned int	blk256_width;
-	unsigned int	req_height;
-	unsigned int	req_width;
-};
-
-struct	_vcs_dpi_display_data_rq_sizing_params_st	{
-	unsigned int	chunk_bytes;
-	unsigned int	min_chunk_bytes;
-	unsigned int	meta_chunk_bytes;
-	unsigned int	min_meta_chunk_bytes;
-	unsigned int	mpte_group_bytes;
-	unsigned int	dpte_group_bytes;
-};
-
-struct	_vcs_dpi_display_data_rq_dlg_params_st	{
-	unsigned int	swath_width_ub;
-	unsigned int	swath_height;
-	unsigned int	req_per_swath_ub;
-	unsigned int	meta_pte_bytes_per_frame_ub;
-	unsigned int	dpte_req_per_row_ub;
-	unsigned int	dpte_groups_per_row_ub;
-	unsigned int	dpte_row_height;
-	unsigned int	dpte_bytes_per_row_ub;
-	unsigned int	meta_chunks_per_row_ub;
-	unsigned int	meta_req_per_row_ub;
-	unsigned int	meta_row_height;
-	unsigned int	meta_bytes_per_row_ub;
-};
-
-struct	_vcs_dpi_display_cur_rq_dlg_params_st	{
-	unsigned char	enable;
-	unsigned int	swath_height;
-	unsigned int	req_per_line;
-};
-
-struct	_vcs_dpi_display_rq_dlg_params_st	{
-	display_data_rq_dlg_params_st	rq_l;
-	display_data_rq_dlg_params_st	rq_c;
-	display_cur_rq_dlg_params_st	rq_cur0;
-};
-
-struct	_vcs_dpi_display_rq_sizing_params_st	{
-	display_data_rq_sizing_params_st	rq_l;
-	display_data_rq_sizing_params_st	rq_c;
-};
-
-struct	_vcs_dpi_display_rq_misc_params_st	{
-	display_data_rq_misc_params_st	rq_l;
-	display_data_rq_misc_params_st	rq_c;
-};
-
-struct	_vcs_dpi_display_rq_params_st	{
-	unsigned char	yuv420;
-	unsigned char	yuv420_10bpc;
-	display_rq_misc_params_st	misc;
-	display_rq_sizing_params_st	sizing;
-	display_rq_dlg_params_st	dlg;
-};
-
-struct	_vcs_dpi_display_dlg_regs_st	{
-	unsigned int	refcyc_h_blank_end;
-	unsigned int	dlg_vblank_end;
-	unsigned int	min_dst_y_next_start;
-	unsigned int	refcyc_per_htotal;
-	unsigned int	refcyc_x_after_scaler;
-	unsigned int	dst_y_after_scaler;
-	unsigned int	dst_y_prefetch;
-	unsigned int	dst_y_per_vm_vblank;
-	unsigned int	dst_y_per_row_vblank;
-	unsigned int	dst_y_per_vm_flip;
-	unsigned int	dst_y_per_row_flip;
-	unsigned int	ref_freq_to_pix_freq;
-	unsigned int	vratio_prefetch;
-	unsigned int	vratio_prefetch_c;
-	unsigned int	refcyc_per_pte_group_vblank_l;
-	unsigned int	refcyc_per_pte_group_vblank_c;
-	unsigned int	refcyc_per_meta_chunk_vblank_l;
-	unsigned int	refcyc_per_meta_chunk_vblank_c;
-	unsigned int	refcyc_per_pte_group_flip_l;
-	unsigned int	refcyc_per_pte_group_flip_c;
-	unsigned int	refcyc_per_meta_chunk_flip_l;
-	unsigned int	refcyc_per_meta_chunk_flip_c;
-	unsigned int	dst_y_per_pte_row_nom_l;
-	unsigned int	dst_y_per_pte_row_nom_c;
-	unsigned int	refcyc_per_pte_group_nom_l;
-	unsigned int	refcyc_per_pte_group_nom_c;
-	unsigned int	dst_y_per_meta_row_nom_l;
-	unsigned int	dst_y_per_meta_row_nom_c;
-	unsigned int	refcyc_per_meta_chunk_nom_l;
-	unsigned int	refcyc_per_meta_chunk_nom_c;
-	unsigned int	refcyc_per_line_delivery_pre_l;
-	unsigned int	refcyc_per_line_delivery_pre_c;
-	unsigned int	refcyc_per_line_delivery_l;
-	unsigned int	refcyc_per_line_delivery_c;
-	unsigned int	chunk_hdl_adjust_cur0;
-	unsigned int	chunk_hdl_adjust_cur1;
-	unsigned int	vready_after_vcount0;
-	unsigned int	dst_y_offset_cur0;
-	unsigned int	dst_y_offset_cur1;
-	unsigned int	xfc_reg_transfer_delay;
-	unsigned int	xfc_reg_precharge_delay;
-	unsigned int	xfc_reg_remote_surface_flip_latency;
-	unsigned int	xfc_reg_prefetch_margin;
-	unsigned int	dst_y_delta_drq_limit;
-};
-
-struct	_vcs_dpi_display_ttu_regs_st	{
-	unsigned int	qos_level_low_wm;
-	unsigned int	qos_level_high_wm;
-	unsigned int	min_ttu_vblank;
-	unsigned int	qos_level_flip;
-	unsigned int	refcyc_per_req_delivery_l;
-	unsigned int	refcyc_per_req_delivery_c;
-	unsigned int	refcyc_per_req_delivery_cur0;
-	unsigned int	refcyc_per_req_delivery_cur1;
-	unsigned int	refcyc_per_req_delivery_pre_l;
-	unsigned int	refcyc_per_req_delivery_pre_c;
-	unsigned int	refcyc_per_req_delivery_pre_cur0;
-	unsigned int	refcyc_per_req_delivery_pre_cur1;
-	unsigned int	qos_level_fixed_l;
-	unsigned int	qos_level_fixed_c;
-	unsigned int	qos_level_fixed_cur0;
-	unsigned int	qos_level_fixed_cur1;
-	unsigned int	qos_ramp_disable_l;
-	unsigned int	qos_ramp_disable_c;
-	unsigned int	qos_ramp_disable_cur0;
-	unsigned int	qos_ramp_disable_cur1;
-};
-
-struct	_vcs_dpi_display_data_rq_regs_st	{
-	unsigned int	chunk_size;
-	unsigned int	min_chunk_size;
-	unsigned int	meta_chunk_size;
-	unsigned int	min_meta_chunk_size;
-	unsigned int	dpte_group_size;
-	unsigned int	mpte_group_size;
-	unsigned int	swath_height;
-	unsigned int	pte_row_height_linear;
-};
-
-struct	_vcs_dpi_display_rq_regs_st	{
-	display_data_rq_regs_st	rq_regs_l;
-	display_data_rq_regs_st	rq_regs_c;
-	unsigned int	drq_expansion_mode;
-	unsigned int	prq_expansion_mode;
-	unsigned int	mrq_expansion_mode;
-	unsigned int	crq_expansion_mode;
-	unsigned int	plane1_base_address;
-};
-
-struct	_vcs_dpi_display_dlg_sys_params_st	{
-	double	t_mclk_wm_us;
-	double	t_urg_wm_us;
-	double	t_sr_wm_us;
-	double	t_extra_us;
-	double	mem_trip_us;
-	double	t_srx_delay_us;
-	double	deepsleep_dcfclk_mhz;
-	double	total_flip_bw;
-	unsigned int	total_flip_bytes;
-};
-
-struct	_vcs_dpi_display_dlg_prefetch_param_st	{
-	double	prefetch_bw;
-	unsigned int	flip_bytes;
-};
-
-struct	_vcs_dpi_display_pipe_clock_st	{
-	double	dcfclk_mhz;
-	double	dispclk_mhz;
-	double	socclk_mhz;
-	double	dscclk_mhz[6];
-	double	dppclk_mhz[6];
-};
-
-struct	_vcs_dpi_display_arb_params_st	{
-	int	max_req_outstanding;
-	int	min_req_outstanding;
-	int	sat_level_us;
+struct _vcs_dpi_display_bandwidth_st {
+	double total_bw_consumed_gbps;
+	double guaranteed_urgent_return_bw_gbps;
+};
+
+struct _vcs_dpi_scaler_ratio_depth_st {
+	double hscl_ratio;
+	double vscl_ratio;
+	double hscl_ratio_c;
+	double vscl_ratio_c;
+	double vinit;
+	double vinit_c;
+	double vinit_bot;
+	double vinit_bot_c;
+	int lb_depth;
+	int scl_enable;
+};
+
+struct _vcs_dpi_scaler_taps_st {
+	unsigned int htaps;
+	unsigned int vtaps;
+	unsigned int htaps_c;
+	unsigned int vtaps_c;
+};
+
+struct _vcs_dpi_display_pipe_dest_params_st {
+	unsigned int recout_width;
+	unsigned int recout_height;
+	unsigned int full_recout_width;
+	unsigned int full_recout_height;
+	unsigned int hblank_start;
+	unsigned int hblank_end;
+	unsigned int vblank_start;
+	unsigned int vblank_end;
+	unsigned int htotal;
+	unsigned int vtotal;
+	unsigned int vactive;
+	unsigned int hactive;
+	unsigned int vstartup_start;
+	unsigned int vupdate_offset;
+	unsigned int vupdate_width;
+	unsigned int vready_offset;
+	unsigned char interlaced;
+	unsigned char underscan;
+	double pixel_rate_mhz;
+	unsigned char synchronized_vblank_all_planes;
+	unsigned char otg_inst;
+	unsigned char odm_split_cnt;
+	unsigned char odm_combine;
+};
+
+struct _vcs_dpi_display_pipe_params_st {
+	display_pipe_source_params_st src;
+	display_pipe_dest_params_st dest;
+	scaler_ratio_depth_st scale_ratio_depth;
+	scaler_taps_st scale_taps;
+};
+
+struct _vcs_dpi_display_clocks_and_cfg_st {
+	int voltage;
+	double dppclk_mhz;
+	double refclk_mhz;
+	double dispclk_mhz;
+	double dcfclk_mhz;
+	double socclk_mhz;
+};
+
+struct _vcs_dpi_display_e2e_pipe_params_st {
+	display_pipe_params_st pipe;
+	display_output_params_st dout;
+	display_clocks_and_cfg_st clks_cfg;
+};
+
+struct _vcs_dpi_dchub_buffer_sizing_st {
+	unsigned int swath_width_y;
+	unsigned int swath_height_y;
+	unsigned int swath_height_c;
+	unsigned int detail_buffer_size_y;
+};
+
+struct _vcs_dpi_watermarks_perf_st {
+	double stutter_eff_in_active_region_percent;
+	double urgent_latency_supported_us;
+	double non_urgent_latency_supported_us;
+	double dram_clock_change_margin_us;
+	double dram_access_eff_percent;
+};
+
+struct _vcs_dpi_cstate_pstate_watermarks_st {
+	double cstate_exit_us;
+	double cstate_enter_plus_exit_us;
+	double pstate_change_us;
+};
+
+struct _vcs_dpi_wm_calc_pipe_params_st {
+	unsigned int num_dpp;
+	int voltage;
+	int output_type;
+	double dcfclk_mhz;
+	double socclk_mhz;
+	double dppclk_mhz;
+	double pixclk_mhz;
+	unsigned char interlace_en;
+	unsigned char pte_enable;
+	unsigned char dcc_enable;
+	double dcc_rate;
+	double bytes_per_pixel_c;
+	double bytes_per_pixel_y;
+	unsigned int swath_width_y;
+	unsigned int swath_height_y;
+	unsigned int swath_height_c;
+	unsigned int det_buffer_size_y;
+	double h_ratio;
+	double v_ratio;
+	unsigned int h_taps;
+	unsigned int h_total;
+	unsigned int v_total;
+	unsigned int v_active;
+	unsigned int e2e_index;
+	double display_pipe_line_delivery_time;
+	double read_bw;
+	unsigned int lines_in_det_y;
+	unsigned int lines_in_det_y_rounded_down_to_swath;
+	double full_det_buffering_time;
+	double dcfclk_deepsleep_mhz_per_plane;
+};
+
+struct _vcs_dpi_vratio_pre_st {
+	double vratio_pre_l;
+	double vratio_pre_c;
+};
+
+struct _vcs_dpi_display_data_rq_misc_params_st {
+	unsigned int full_swath_bytes;
+	unsigned int stored_swath_bytes;
+	unsigned int blk256_height;
+	unsigned int blk256_width;
+	unsigned int req_height;
+	unsigned int req_width;
+};
+
+struct _vcs_dpi_display_data_rq_sizing_params_st {
+	unsigned int chunk_bytes;
+	unsigned int min_chunk_bytes;
+	unsigned int meta_chunk_bytes;
+	unsigned int min_meta_chunk_bytes;
+	unsigned int mpte_group_bytes;
+	unsigned int dpte_group_bytes;
+};
+
+struct _vcs_dpi_display_data_rq_dlg_params_st {
+	unsigned int swath_width_ub;
+	unsigned int swath_height;
+	unsigned int req_per_swath_ub;
+	unsigned int meta_pte_bytes_per_frame_ub;
+	unsigned int dpte_req_per_row_ub;
+	unsigned int dpte_groups_per_row_ub;
+	unsigned int dpte_row_height;
+	unsigned int dpte_bytes_per_row_ub;
+	unsigned int meta_chunks_per_row_ub;
+	unsigned int meta_req_per_row_ub;
+	unsigned int meta_row_height;
+	unsigned int meta_bytes_per_row_ub;
+};
+
+struct _vcs_dpi_display_cur_rq_dlg_params_st {
+	unsigned char enable;
+	unsigned int swath_height;
+	unsigned int req_per_line;
+};
+
+struct _vcs_dpi_display_rq_dlg_params_st {
+	display_data_rq_dlg_params_st rq_l;
+	display_data_rq_dlg_params_st rq_c;
+	display_cur_rq_dlg_params_st rq_cur0;
+};
+
+struct _vcs_dpi_display_rq_sizing_params_st {
+	display_data_rq_sizing_params_st rq_l;
+	display_data_rq_sizing_params_st rq_c;
+};
+
+struct _vcs_dpi_display_rq_misc_params_st {
+	display_data_rq_misc_params_st rq_l;
+	display_data_rq_misc_params_st rq_c;
+};
+
+struct _vcs_dpi_display_rq_params_st {
+	unsigned char yuv420;
+	unsigned char yuv420_10bpc;
+	display_rq_misc_params_st misc;
+	display_rq_sizing_params_st sizing;
+	display_rq_dlg_params_st dlg;
+};
+
+struct _vcs_dpi_display_dlg_regs_st {
+	unsigned int refcyc_h_blank_end;
+	unsigned int dlg_vblank_end;
+	unsigned int min_dst_y_next_start;
+	unsigned int refcyc_per_htotal;
+	unsigned int refcyc_x_after_scaler;
+	unsigned int dst_y_after_scaler;
+	unsigned int dst_y_prefetch;
+	unsigned int dst_y_per_vm_vblank;
+	unsigned int dst_y_per_row_vblank;
+	unsigned int dst_y_per_vm_flip;
+	unsigned int dst_y_per_row_flip;
+	unsigned int ref_freq_to_pix_freq;
+	unsigned int vratio_prefetch;
+	unsigned int vratio_prefetch_c;
+	unsigned int refcyc_per_pte_group_vblank_l;
+	unsigned int refcyc_per_pte_group_vblank_c;
+	unsigned int refcyc_per_meta_chunk_vblank_l;
+	unsigned int refcyc_per_meta_chunk_vblank_c;
+	unsigned int refcyc_per_pte_group_flip_l;
+	unsigned int refcyc_per_pte_group_flip_c;
+	unsigned int refcyc_per_meta_chunk_flip_l;
+	unsigned int refcyc_per_meta_chunk_flip_c;
+	unsigned int dst_y_per_pte_row_nom_l;
+	unsigned int dst_y_per_pte_row_nom_c;
+	unsigned int refcyc_per_pte_group_nom_l;
+	unsigned int refcyc_per_pte_group_nom_c;
+	unsigned int dst_y_per_meta_row_nom_l;
+	unsigned int dst_y_per_meta_row_nom_c;
+	unsigned int refcyc_per_meta_chunk_nom_l;
+	unsigned int refcyc_per_meta_chunk_nom_c;
+	unsigned int refcyc_per_line_delivery_pre_l;
+	unsigned int refcyc_per_line_delivery_pre_c;
+	unsigned int refcyc_per_line_delivery_l;
+	unsigned int refcyc_per_line_delivery_c;
+	unsigned int chunk_hdl_adjust_cur0;
+	unsigned int chunk_hdl_adjust_cur1;
+	unsigned int vready_after_vcount0;
+	unsigned int dst_y_offset_cur0;
+	unsigned int dst_y_offset_cur1;
+	unsigned int xfc_reg_transfer_delay;
+	unsigned int xfc_reg_precharge_delay;
+	unsigned int xfc_reg_remote_surface_flip_latency;
+	unsigned int xfc_reg_prefetch_margin;
+	unsigned int dst_y_delta_drq_limit;
+};
+
+struct _vcs_dpi_display_ttu_regs_st {
+	unsigned int qos_level_low_wm;
+	unsigned int qos_level_high_wm;
+	unsigned int min_ttu_vblank;
+	unsigned int qos_level_flip;
+	unsigned int refcyc_per_req_delivery_l;
+	unsigned int refcyc_per_req_delivery_c;
+	unsigned int refcyc_per_req_delivery_cur0;
+	unsigned int refcyc_per_req_delivery_cur1;
+	unsigned int refcyc_per_req_delivery_pre_l;
+	unsigned int refcyc_per_req_delivery_pre_c;
+	unsigned int refcyc_per_req_delivery_pre_cur0;
+	unsigned int refcyc_per_req_delivery_pre_cur1;
+	unsigned int qos_level_fixed_l;
+	unsigned int qos_level_fixed_c;
+	unsigned int qos_level_fixed_cur0;
+	unsigned int qos_level_fixed_cur1;
+	unsigned int qos_ramp_disable_l;
+	unsigned int qos_ramp_disable_c;
+	unsigned int qos_ramp_disable_cur0;
+	unsigned int qos_ramp_disable_cur1;
+};
+
+struct _vcs_dpi_display_data_rq_regs_st {
+	unsigned int chunk_size;
+	unsigned int min_chunk_size;
+	unsigned int meta_chunk_size;
+	unsigned int min_meta_chunk_size;
+	unsigned int dpte_group_size;
+	unsigned int mpte_group_size;
+	unsigned int swath_height;
+	unsigned int pte_row_height_linear;
+};
+
+struct _vcs_dpi_display_rq_regs_st {
+	display_data_rq_regs_st rq_regs_l;
+	display_data_rq_regs_st rq_regs_c;
+	unsigned int drq_expansion_mode;
+	unsigned int prq_expansion_mode;
+	unsigned int mrq_expansion_mode;
+	unsigned int crq_expansion_mode;
+	unsigned int plane1_base_address;
+};
+
+struct _vcs_dpi_display_dlg_sys_params_st {
+	double t_mclk_wm_us;
+	double t_urg_wm_us;
+	double t_sr_wm_us;
+	double t_extra_us;
+	double mem_trip_us;
+	double t_srx_delay_us;
+	double deepsleep_dcfclk_mhz;
+	double total_flip_bw;
+	unsigned int total_flip_bytes;
+};
+
+struct _vcs_dpi_display_dlg_prefetch_param_st {
+	double prefetch_bw;
+	unsigned int flip_bytes;
+};
+
+struct _vcs_dpi_display_pipe_clock_st {
+	double dcfclk_mhz;
+	double dispclk_mhz;
+	double socclk_mhz;
+	double dscclk_mhz[6];
+	double dppclk_mhz[6];
+};
+
+struct _vcs_dpi_display_arb_params_st {
+	int max_req_outstanding;
+	int min_req_outstanding;
+	int sat_level_us;
 };
 
 #endif /*__DISPLAY_MODE_STRUCTS_H__*/

drivers/gpu/drm/amd/display/dc/dml/dml_inline_defs.h

@@ -35,6 +35,16 @@ static inline double dml_min(double a, double b)
 	return (double) dcn_bw_min2(a, b);
 }
 
+static inline double dml_min3(double a, double b, double c)
+{
+	return dml_min(dml_min(a, b), c);
+}
+
+static inline double dml_min4(double a, double b, double c, double d)
+{
+	return dml_min(dml_min(a, b), dml_min(c, d));
+}
+
 static inline double dml_max(double a, double b)
 {
 	return (double) dcn_bw_max2(a, b);

drivers/gpu/drm/amd/display/dc/gpio/hw_factory.c

@@ -75,9 +75,7 @@ bool dal_hw_factory_init(
 		return true;
 	case DCE_VERSION_11_0:
 	case DCE_VERSION_11_2:
-#if defined(CONFIG_DRM_AMD_DC_VEGAM)
 	case DCE_VERSION_11_22:
-#endif
 		dal_hw_factory_dce110_init(factory);
 		return true;
 	case DCE_VERSION_12_0:

drivers/gpu/drm/amd/display/dc/gpio/hw_translate.c

@@ -72,9 +72,7 @@ bool dal_hw_translate_init(
 	case DCE_VERSION_10_0:
 	case DCE_VERSION_11_0:
 	case DCE_VERSION_11_2:
-#if defined(CONFIG_DRM_AMD_DC_VEGAM)
 	case DCE_VERSION_11_22:
-#endif
 		dal_hw_translate_dce110_init(translate);
 		return true;
 	case DCE_VERSION_12_0:

drivers/gpu/drm/amd/display/dc/i2caux/i2caux.c

@@ -83,9 +83,7 @@ struct i2caux *dal_i2caux_create(
 	case DCE_VERSION_8_3:
 		return dal_i2caux_dce80_create(ctx);
 	case DCE_VERSION_11_2:
-#if defined(CONFIG_DRM_AMD_DC_VEGAM)
 	case DCE_VERSION_11_22:
-#endif
 		return dal_i2caux_dce112_create(ctx);
 	case DCE_VERSION_11_0:
 		return dal_i2caux_dce110_create(ctx);

drivers/gpu/drm/amd/display/dc/inc/dce_calcs.h

@@ -43,9 +43,7 @@ enum bw_calcs_version {
 	BW_CALCS_VERSION_POLARIS10,
 	BW_CALCS_VERSION_POLARIS11,
 	BW_CALCS_VERSION_POLARIS12,
-#if defined(CONFIG_DRM_AMD_DC_VEGAM)
 	BW_CALCS_VERSION_VEGAM,
-#endif
 	BW_CALCS_VERSION_STONEY,
 	BW_CALCS_VERSION_VEGA10
 };