Merge tag 'amd-drm-next-6.19-2025-12-02' of https://gitlab.freedesktop.org/agd5f/linux into drm-next

amd-drm-next-6.19-2025-12-02:

amdgpu:
- Unified MES fix
- SMU 11 unbalanced irq fix
- Fix for driver reloading on APUs
- pp_table sysfs fix
- Fix memory leak in fence handling
- HDMI fix
- DC cursor fixes
- eDP panel parsing fix
- Brightness fix
- DC analog fixes
- EDID retry fixes
- UserQ fixes
- RAS fixes
- IP discovery fix
- Add missing locking in amdgpu_ttm_access_memory_sdma()
- Smart Power OLED fix
- PRT and page fault fixes for GC 6-8
- VMID reservation fix
- ACP platform device fix
- Add missing vm fault handling for GC 11-12
- VPE fix

amdkfd:
- Partitioning fix

Signed-off-by: Dave Airlie <[e-mail]>

From: Alex Deucher <[e-mail]>
Link: https://patch.msgid.link/[e-mail]

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

···
 		adev->acp.acp_res[2].end = adev->acp.acp_res[2].start;
 
 		adev->acp.acp_cell[0].name = "acp_audio_dma";
+		adev->acp.acp_cell[0].id = 0;
 		adev->acp.acp_cell[0].num_resources = 3;
 		adev->acp.acp_cell[0].resources = &adev->acp.acp_res[0];
 		adev->acp.acp_cell[0].platform_data = &adev->asic_type;
 		adev->acp.acp_cell[0].pdata_size = sizeof(adev->asic_type);
 
 		adev->acp.acp_cell[1].name = "designware-i2s";
+		adev->acp.acp_cell[1].id = 1;
 		adev->acp.acp_cell[1].num_resources = 1;
 		adev->acp.acp_cell[1].resources = &adev->acp.acp_res[1];
 		adev->acp.acp_cell[1].platform_data = &i2s_pdata[0];
 		adev->acp.acp_cell[1].pdata_size = sizeof(struct i2s_platform_data);
-		r = mfd_add_hotplug_devices(adev->acp.parent, adev->acp.acp_cell, 2);
+		r = mfd_add_devices(adev->acp.parent, 0, adev->acp.acp_cell, 2, NULL, 0, NULL);
 		if (r)
 			goto failure;
 		r = device_for_each_child(adev->acp.parent, &adev->acp.acp_genpd->gpd,
···
 		adev->acp.acp_res[4].end = adev->acp.acp_res[4].start;
 
 		adev->acp.acp_cell[0].name = "acp_audio_dma";
+		adev->acp.acp_cell[0].id = 0;
 		adev->acp.acp_cell[0].num_resources = 5;
 		adev->acp.acp_cell[0].resources = &adev->acp.acp_res[0];
 		adev->acp.acp_cell[0].platform_data = &adev->asic_type;
 		adev->acp.acp_cell[0].pdata_size = sizeof(adev->asic_type);
 
 		adev->acp.acp_cell[1].name = "designware-i2s";
+		adev->acp.acp_cell[1].id = 1;
 		adev->acp.acp_cell[1].num_resources = 1;
 		adev->acp.acp_cell[1].resources = &adev->acp.acp_res[1];
 		adev->acp.acp_cell[1].platform_data = &i2s_pdata[0];
 		adev->acp.acp_cell[1].pdata_size = sizeof(struct i2s_platform_data);
 
 		adev->acp.acp_cell[2].name = "designware-i2s";
+		adev->acp.acp_cell[2].id = 2;
 		adev->acp.acp_cell[2].num_resources = 1;
 		adev->acp.acp_cell[2].resources = &adev->acp.acp_res[2];
 		adev->acp.acp_cell[2].platform_data = &i2s_pdata[1];
 		adev->acp.acp_cell[2].pdata_size = sizeof(struct i2s_platform_data);
 
 		adev->acp.acp_cell[3].name = "designware-i2s";
+		adev->acp.acp_cell[3].id = 3;
 		adev->acp.acp_cell[3].num_resources = 1;
 		adev->acp.acp_cell[3].resources = &adev->acp.acp_res[3];
 		adev->acp.acp_cell[3].platform_data = &i2s_pdata[2];
 		adev->acp.acp_cell[3].pdata_size = sizeof(struct i2s_platform_data);
 
-		r = mfd_add_hotplug_devices(adev->acp.parent, adev->acp.acp_cell, ACP_DEVS);
+		r = mfd_add_devices(adev->acp.parent, 0, adev->acp.acp_cell, ACP_DEVS, NULL, 0, NULL);
 		if (r)
 			goto failure;
 

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

···
 		chip_name = "navi12";
 		break;
 	case CHIP_CYAN_SKILLFISH:
+		if (adev->discovery.bin)
+			return 0;
 		chip_name = "cyan_skillfish";
 		break;
 	}
···
 		if (amdgpu_virt_release_full_gpu(adev, false))
 			dev_err(adev->dev,
 				"failed to release exclusive mode on fini\n");
+	}
+
+	/*
+	 * Driver reload on the APU can fail due to firmware validation because
+	 * the PSP is always running, as it is shared across the whole SoC.
+	 * This same issue does not occur on dGPU because it has a mechanism
+	 * that checks whether the PSP is running. A solution for those issues
+	 * in the APU is to trigger a GPU reset, but this should be done during
+	 * the unload phase to avoid adding boot latency and screen flicker.
+	 */
+	if ((adev->flags & AMD_IS_APU) && !adev->gmc.is_app_apu) {
+		r = amdgpu_asic_reset(adev);
+		if (r)
+			dev_err(adev->dev, "asic reset on %s failed\n", __func__);
 	}
 
 	return 0;

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

···
 		/* reserve engine 5 for firmware */
 		if (adev->enable_mes)
 			vm_inv_engs[i] &= ~(1 << 5);
+		/* reserve engine 6 for uni mes */
+		if (adev->enable_uni_mes)
+			vm_inv_engs[i] &= ~(1 << 6);
 		/* reserve mmhub engine 3 for firmware */
 		if (adev->enable_umsch_mm)
 			vm_inv_engs[i] &= ~(1 << 3);

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

···
 
 #define AMDGPU_MAX_MEM_RANGES 8
 
+#define AMDGPU_GMC9_FAULT_SOURCE_DATA_RETRY 0x80
+#define AMDGPU_GMC9_FAULT_SOURCE_DATA_READ  0x40
+#define AMDGPU_GMC9_FAULT_SOURCE_DATA_WRITE 0x20
+#define AMDGPU_GMC9_FAULT_SOURCE_DATA_EXE   0x10
+
 /*
  * GMC page fault information
  */

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

···
 	kfree((*job)->hw_fence);
 err_job:
 	kfree(*job);
+	*job = NULL;
 
 	return r;
 }
···
 	if (r) {
 		if (entity)
 			drm_sched_job_cleanup(&(*job)->base);
+		kfree((*job)->hw_vm_fence);
+		kfree((*job)->hw_fence);
 		kfree(*job);
+		*job = NULL;
 	}
 
 	return r;

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

···
 
 #ifdef CONFIG_X86_MCE_AMD
 static void amdgpu_register_bad_pages_mca_notifier(struct amdgpu_device *adev);
+static void
+amdgpu_unregister_bad_pages_mca_notifier(struct amdgpu_device *adev);
 struct mce_notifier_adev_list {
 	struct amdgpu_device *devs[MAX_GPU_INSTANCE];
 	int num_gpu;
···
 	mutex_unlock(&con->recovery_lock);
 
 	amdgpu_ras_critical_region_init(adev);
-
+#ifdef CONFIG_X86_MCE_AMD
+	amdgpu_unregister_bad_pages_mca_notifier(adev);
+#endif
 	return 0;
 }
 /* recovery end */
···
 	if (notifier_registered == false) {
 		mce_register_decode_chain(&amdgpu_bad_page_nb);
 		notifier_registered = true;
+	}
+}
+static void amdgpu_unregister_bad_pages_mca_notifier(struct amdgpu_device *adev)
+{
+	int i, j;
+
+	if (!notifier_registered && !mce_adev_list.num_gpu)
+		return;
+	for (i = 0, j = 0; i < mce_adev_list.num_gpu; i++) {
+		if (mce_adev_list.devs[i] == adev)
+			mce_adev_list.devs[i] = NULL;
+		if (!mce_adev_list.devs[i])
+			++j;
+	}
+
+	if (j == mce_adev_list.num_gpu) {
+		mce_adev_list.num_gpu = 0;
+		/* Unregister x86 notifier with MCE subsystem. */
+		if (notifier_registered) {
+			mce_unregister_decode_chain(&amdgpu_bad_page_nb);
+			notifier_registered = false;
+		}
 	}
 }
 #endif

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

···
 		return -ENOMEM;
 
 	if (!(*offset)) {
+		/* Need at least 12 bytes for the header on the first read */
+		if (size < ring_header_size)
+			return -EINVAL;
+
 		if (copy_to_user(buf, ring_header, ring_header_size))
 			return -EFAULT;
 		buf += ring_header_size;
+		size -= ring_header_size;
 	}
 
 	r = amdgpu_ras_mgr_handle_ras_cmd(ring->adev,

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

···
 		    mem->mem_type == AMDGPU_PL_MMIO_REMAP)) {
 		flags |= AMDGPU_PTE_SYSTEM;
 
-		if (ttm->caching == ttm_cached)
+		if (ttm && ttm->caching == ttm_cached)
 			flags |= AMDGPU_PTE_SNOOPED;
 	}
 
···
 	if (r)
 		goto out;
 
+	mutex_lock(&adev->mman.gtt_window_lock);
 	amdgpu_res_first(abo->tbo.resource, offset, len, &src_mm);
 	src_addr = amdgpu_ttm_domain_start(adev, bo->resource->mem_type) +
 		src_mm.start;
···
 	WARN_ON(job->ibs[0].length_dw > num_dw);
 
 	fence = amdgpu_job_submit(job);
+	mutex_unlock(&adev->mman.gtt_window_lock);
 
 	if (!dma_fence_wait_timeout(fence, false, adev->sdma_timeout))
 		r = -ETIMEDOUT;

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

···
 	}
 
 	/* Prepare a TLB flush fence to be attached to PTs */
-	if (!params->unlocked && vm->is_compute_context) {
+	if (!params->unlocked) {
 		amdgpu_vm_tlb_fence_create(params->adev, vm, fence);
 
 		/* Makes sure no PD/PT is freed before the flush */
···
 		struct amdgpu_bo *bo = before->bo_va->base.bo;
 
 		amdgpu_vm_it_insert(before, &vm->va);
-		if (before->flags & AMDGPU_PTE_PRT_FLAG(adev))
+		if (before->flags & AMDGPU_VM_PAGE_PRT)
 			amdgpu_vm_prt_get(adev);
 
 		if (amdgpu_vm_is_bo_always_valid(vm, bo) &&
···
 		struct amdgpu_bo *bo = after->bo_va->base.bo;
 
 		amdgpu_vm_it_insert(after, &vm->va);
-		if (after->flags & AMDGPU_PTE_PRT_FLAG(adev))
+		if (after->flags & AMDGPU_VM_PAGE_PRT)
 			amdgpu_vm_prt_get(adev);
 
 		if (amdgpu_vm_is_bo_always_valid(vm, bo) &&
···
 	switch (args->in.op) {
 	case AMDGPU_VM_OP_RESERVE_VMID:
 		/* We only have requirement to reserve vmid from gfxhub */
-		amdgpu_vmid_alloc_reserved(adev, vm, AMDGPU_GFXHUB(0));
-		break;
+		return amdgpu_vmid_alloc_reserved(adev, vm, AMDGPU_GFXHUB(0));
 	case AMDGPU_VM_OP_UNRESERVE_VMID:
 		amdgpu_vmid_free_reserved(adev, vm, AMDGPU_GFXHUB(0));
 		break;

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

···
 	/* enable irqs */
 	cik_ih_enable_interrupts(adev);
 
+	if (adev->irq.ih_soft.ring_size)
+		adev->irq.ih_soft.enabled = true;
+
 	return 0;
 }
 
···
 
 	wptr = le32_to_cpu(*ih->wptr_cpu);
 
+	if (ih == &adev->irq.ih_soft)
+		goto out;
+
 	if (wptr & IH_RB_WPTR__RB_OVERFLOW_MASK) {
 		wptr &= ~IH_RB_WPTR__RB_OVERFLOW_MASK;
 		/* When a ring buffer overflow happen start parsing interrupt
···
 		tmp &= ~IH_RB_CNTL__WPTR_OVERFLOW_CLEAR_MASK;
 		WREG32(mmIH_RB_CNTL, tmp);
 	}
+
+out:
 	return (wptr & ih->ptr_mask);
 }
 
···
 	struct amdgpu_device *adev = ip_block->adev;
 
 	r = amdgpu_ih_ring_init(adev, &adev->irq.ih, 64 * 1024, false);
+	if (r)
+		return r;
+
+	r = amdgpu_ih_ring_init(adev, &adev->irq.ih_soft, IH_SW_RING_SIZE, true);
 	if (r)
 		return r;
 

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

···
 	/* enable interrupts */
 	cz_ih_enable_interrupts(adev);
 
+	if (adev->irq.ih_soft.ring_size)
+		adev->irq.ih_soft.enabled = true;
+
 	return 0;
 }
 
···
 	u32 wptr, tmp;
 
 	wptr = le32_to_cpu(*ih->wptr_cpu);
+
+	if (ih == &adev->irq.ih_soft)
+		goto out;
 
 	if (!REG_GET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW))
 		goto out;
···
 	struct amdgpu_device *adev = ip_block->adev;
 
 	r = amdgpu_ih_ring_init(adev, &adev->irq.ih, 64 * 1024, false);
+	if (r)
+		return r;
+
+	r = amdgpu_ih_ring_init(adev, &adev->irq.ih_soft, IH_SW_RING_SIZE, true);
 	if (r)
 		return r;
 

drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c

···
 		if (flags & AMDGPU_IB_PREEMPTED)
 			control |= INDIRECT_BUFFER_PRE_RESUME(1);
 
-		if (vmid)
+		if (vmid && !ring->adev->gfx.rs64_enable)
 			gfx_v11_0_ring_emit_de_meta(ring,
-				    (!amdgpu_sriov_vf(ring->adev) && flags & AMDGPU_IB_PREEMPTED) ? true : false);
+				!amdgpu_sriov_vf(ring->adev) && (flags & AMDGPU_IB_PREEMPTED));
 	}
 
 	amdgpu_ring_write(ring, header);

drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c

···
 	uint32_t vmhub_index = entry->client_id == SOC15_IH_CLIENTID_VMC ?
 			       AMDGPU_MMHUB0(0) : AMDGPU_GFXHUB(0);
 	struct amdgpu_vmhub *hub = &adev->vmhub[vmhub_index];
-	bool retry_fault = !!(entry->src_data[1] & 0x80);
-	bool write_fault = !!(entry->src_data[1] & 0x20);
+	bool retry_fault = !!(entry->src_data[1] &
+			      AMDGPU_GMC9_FAULT_SOURCE_DATA_RETRY);
+	bool write_fault = !!(entry->src_data[1] &
+			      AMDGPU_GMC9_FAULT_SOURCE_DATA_WRITE);
 	struct amdgpu_task_info *task_info;
 	uint32_t status = 0;
 	u64 addr;

drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c

···
 	uint32_t vmhub_index = entry->client_id == SOC21_IH_CLIENTID_VMC ?
 			       AMDGPU_MMHUB0(0) : AMDGPU_GFXHUB(0);
 	struct amdgpu_vmhub *hub = &adev->vmhub[vmhub_index];
+	bool retry_fault = !!(entry->src_data[1] &
+			      AMDGPU_GMC9_FAULT_SOURCE_DATA_RETRY);
+	bool write_fault = !!(entry->src_data[1] &
+			      AMDGPU_GMC9_FAULT_SOURCE_DATA_WRITE);
 	uint32_t status = 0;
 	u64 addr;
 
 	addr = (u64)entry->src_data[0] << 12;
 	addr |= ((u64)entry->src_data[1] & 0xf) << 44;
+
+	if (retry_fault) {
+		/* Returning 1 here also prevents sending the IV to the KFD */
+
+		/* Process it only if it's the first fault for this address */
+		if (entry->ih != &adev->irq.ih_soft &&
+		    amdgpu_gmc_filter_faults(adev, entry->ih, addr, entry->pasid,
+					     entry->timestamp))
+			return 1;
+
+		/* Delegate it to a different ring if the hardware hasn't
+		 * already done it.
+		 */
+		if (entry->ih == &adev->irq.ih) {
+			amdgpu_irq_delegate(adev, entry, 8);
+			return 1;
+		}
+
+		/* Try to handle the recoverable page faults by filling page
+		 * tables
+		 */
+		if (amdgpu_vm_handle_fault(adev, entry->pasid, 0, 0, addr,
+					   entry->timestamp, write_fault))
+			return 1;
+	}
 
 	if (!amdgpu_sriov_vf(adev)) {
 		/*

drivers/gpu/drm/amd/amdgpu/gmc_v12_0.c

···
 				       struct amdgpu_iv_entry *entry)
 {
 	struct amdgpu_vmhub *hub;
+	bool retry_fault = !!(entry->src_data[1] &
+			      AMDGPU_GMC9_FAULT_SOURCE_DATA_RETRY);
+	bool write_fault = !!(entry->src_data[1] &
+			      AMDGPU_GMC9_FAULT_SOURCE_DATA_WRITE);
 	uint32_t status = 0;
 	u64 addr;
 
···
 		hub = &adev->vmhub[AMDGPU_MMHUB0(0)];
 	else
 		hub = &adev->vmhub[AMDGPU_GFXHUB(0)];
+
+	if (retry_fault) {
+		/* Returning 1 here also prevents sending the IV to the KFD */
+
+		/* Process it only if it's the first fault for this address */
+		if (entry->ih != &adev->irq.ih_soft &&
+		    amdgpu_gmc_filter_faults(adev, entry->ih, addr, entry->pasid,
+					     entry->timestamp))
+			return 1;
+
+		/* Delegate it to a different ring if the hardware hasn't
+		 * already done it.
+		 */
+		if (entry->ih == &adev->irq.ih) {
+			amdgpu_irq_delegate(adev, entry, 8);
+			return 1;
+		}
+
+		/* Try to handle the recoverable page faults by filling page
+		 * tables
+		 */
+		if (amdgpu_vm_handle_fault(adev, entry->pasid, 0, 0, addr,
+					   entry->timestamp, write_fault))
+			return 1;
+	}
 
 	if (!amdgpu_sriov_vf(adev)) {
 		/*

drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c

···
 }
 
 static void gmc_v6_0_vm_decode_fault(struct amdgpu_device *adev,
-				     u32 status, u32 addr, u32 mc_client)
+				     u32 status, u32 addr)
 {
 	u32 mc_id;
 	u32 vmid = REG_GET_FIELD(status, VM_CONTEXT1_PROTECTION_FAULT_STATUS, VMID);
 	u32 protections = REG_GET_FIELD(status, VM_CONTEXT1_PROTECTION_FAULT_STATUS,
 					PROTECTIONS);
-	char block[5] = { mc_client >> 24, (mc_client >> 16) & 0xff,
-		(mc_client >> 8) & 0xff, mc_client & 0xff, 0 };
 
 	mc_id = REG_GET_FIELD(status, VM_CONTEXT1_PROTECTION_FAULT_STATUS,
 			      MEMORY_CLIENT_ID);
 
-	dev_err(adev->dev, "VM fault (0x%02x, vmid %d) at page %u, %s from '%s' (0x%08x) (%d)\n",
+	dev_err(adev->dev, "VM fault (0x%02x, vmid %d) at page %u, %s from %d\n",
 	       protections, vmid, addr,
 	       REG_GET_FIELD(status, VM_CONTEXT1_PROTECTION_FAULT_STATUS,
 			     MEMORY_CLIENT_RW) ?
-	       "write" : "read", block, mc_client, mc_id);
+	       "write" : "read", mc_id);
 }
 
 static const u32 mc_cg_registers[] = {
···
 {
 	u32 addr, status;
 
+	/* Delegate to the soft IRQ handler ring */
+	if (adev->irq.ih_soft.enabled && entry->ih != &adev->irq.ih_soft) {
+		amdgpu_irq_delegate(adev, entry, 4);
+		return 1;
+	}
+
 	addr = RREG32(mmVM_CONTEXT1_PROTECTION_FAULT_ADDR);
 	status = RREG32(mmVM_CONTEXT1_PROTECTION_FAULT_STATUS);
 	WREG32_P(mmVM_CONTEXT1_CNTL2, 1, ~1);
 
 	if (!addr && !status)
 		return 0;
+
+	amdgpu_vm_update_fault_cache(adev, entry->pasid,
+				     ((u64)addr) << AMDGPU_GPU_PAGE_SHIFT,
+				     status, AMDGPU_GFXHUB(0));
 
 	if (amdgpu_vm_fault_stop == AMDGPU_VM_FAULT_STOP_FIRST)
 		gmc_v6_0_set_fault_enable_default(adev, false);
···
 			addr);
 		dev_err(adev->dev, "  VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n",
 			status);
-		gmc_v6_0_vm_decode_fault(adev, status, addr, 0);
+		gmc_v6_0_vm_decode_fault(adev, status, addr);
 	}
 
 	return 0;

drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c

···
 {
 	u32 addr, status, mc_client, vmid;
 
+	/* Delegate to the soft IRQ handler ring */
+	if (adev->irq.ih_soft.enabled && entry->ih != &adev->irq.ih_soft) {
+		amdgpu_irq_delegate(adev, entry, 4);
+		return 1;
+	}
+
 	addr = RREG32(mmVM_CONTEXT1_PROTECTION_FAULT_ADDR);
 	status = RREG32(mmVM_CONTEXT1_PROTECTION_FAULT_STATUS);
 	mc_client = RREG32(mmVM_CONTEXT1_PROTECTION_FAULT_MCCLIENT);

drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c

···
 		return 0;
 	}
 
+	/* Delegate to the soft IRQ handler ring */
+	if (adev->irq.ih_soft.enabled && entry->ih != &adev->irq.ih_soft) {
+		amdgpu_irq_delegate(adev, entry, 4);
+		return 1;
+	}
+
 	addr = RREG32(mmVM_CONTEXT1_PROTECTION_FAULT_ADDR);
 	status = RREG32(mmVM_CONTEXT1_PROTECTION_FAULT_STATUS);
 	mc_client = RREG32(mmVM_CONTEXT1_PROTECTION_FAULT_MCCLIENT);

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

···
 				      struct amdgpu_irq_src *source,
 				      struct amdgpu_iv_entry *entry)
 {
-	bool retry_fault = !!(entry->src_data[1] & 0x80);
-	bool write_fault = !!(entry->src_data[1] & 0x20);
+	bool retry_fault = !!(entry->src_data[1] &
+			      AMDGPU_GMC9_FAULT_SOURCE_DATA_RETRY);
+	bool write_fault = !!(entry->src_data[1] &
+			      AMDGPU_GMC9_FAULT_SOURCE_DATA_WRITE);
 	uint32_t status = 0, cid = 0, rw = 0, fed = 0;
 	struct amdgpu_task_info *task_info;
 	struct amdgpu_vmhub *hub;

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

···
 	/* enable interrupts */
 	iceland_ih_enable_interrupts(adev);
 
+	if (adev->irq.ih_soft.ring_size)
+		adev->irq.ih_soft.enabled = true;
+
 	return 0;
 }
 
···
 	u32 wptr, tmp;
 
 	wptr = le32_to_cpu(*ih->wptr_cpu);
+
+	if (ih == &adev->irq.ih_soft)
+		goto out;
 
 	if (!REG_GET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW))
 		goto out;
···
 	struct amdgpu_device *adev = ip_block->adev;
 
 	r = amdgpu_ih_ring_init(adev, &adev->irq.ih, 64 * 1024, false);
+	if (r)
+		return r;
+
+	r = amdgpu_ih_ring_init(adev, &adev->irq.ih_soft, IH_SW_RING_SIZE, true);
 	if (r)
 		return r;
 

drivers/gpu/drm/amd/amdgpu/sdma_v6_0.c

···
 			adev->userq_funcs[AMDGPU_HW_IP_DMA] = &userq_mes_funcs;
 		break;
 	case IP_VERSION(6, 0, 3):
-		if ((adev->sdma.instance[0].fw_version >= 27) && !adev->sdma.disable_uq)
+		if (adev->sdma.instance[0].fw_version >= 29 && !adev->sdma.disable_uq)
 			adev->userq_funcs[AMDGPU_HW_IP_DMA] = &userq_mes_funcs;
 		break;
 	case IP_VERSION(6, 1, 0):

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

···
 	pci_set_master(adev->pdev);
 	si_ih_enable_interrupts(adev);
 
+	if (adev->irq.ih_soft.ring_size)
+		adev->irq.ih_soft.enabled = true;
+
 	return 0;
 }
 
···
 
 	wptr = le32_to_cpu(*ih->wptr_cpu);
 
+	if (ih == &adev->irq.ih_soft)
+		goto out;
+
 	if (wptr & IH_RB_WPTR__RB_OVERFLOW_MASK) {
 		wptr &= ~IH_RB_WPTR__RB_OVERFLOW_MASK;
 		dev_warn(adev->dev, "IH ring buffer overflow (0x%08X, 0x%08X, 0x%08X)\n",
···
 		tmp &= ~IH_RB_CNTL__WPTR_OVERFLOW_CLEAR_MASK;
 		WREG32(IH_RB_CNTL, tmp);
 	}
+
+out:
 	return (wptr & ih->ptr_mask);
 }
 
···
 	struct amdgpu_device *adev = ip_block->adev;
 
 	r = amdgpu_ih_ring_init(adev, &adev->irq.ih, 64 * 1024, false);
+	if (r)
+		return r;
+
+	r = amdgpu_ih_ring_init(adev, &adev->irq.ih_soft, IH_SW_RING_SIZE, true);
 	if (r)
 		return r;
 

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

···
 {
 	u32 sol_reg;
 
-	/* CP hangs in IGT reloading test on RN, reset to WA */
-	if (adev->asic_type == CHIP_RENOIR)
-		return true;
-
 	if (amdgpu_gmc_need_reset_on_init(adev))
 		return true;
 	if (amdgpu_psp_tos_reload_needed(adev))

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

···
 	/* enable interrupts */
 	tonga_ih_enable_interrupts(adev);
 
+	if (adev->irq.ih_soft.ring_size)
+		adev->irq.ih_soft.enabled = true;
+
 	return 0;
 }
 
···
 	u32 wptr, tmp;
 
 	wptr = le32_to_cpu(*ih->wptr_cpu);
+
+	if (ih == &adev->irq.ih_soft)
+		goto out;
 
 	if (!REG_GET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW))
 		goto out;
···
 	struct amdgpu_device *adev = ip_block->adev;
 
 	r = amdgpu_ih_ring_init(adev, &adev->irq.ih, 64 * 1024, true);
+	if (r)
+		return r;
+
+	r = amdgpu_ih_ring_init(adev, &adev->irq.ih_soft, IH_SW_RING_SIZE, true);
 	if (r)
 		return r;
 

drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c

···
 	adev->vcn.supported_reset =
 		amdgpu_get_soft_full_reset_mask(&adev->vcn.inst[0].ring_enc[0]);
 
-	if (amdgpu_dpm_reset_vcn_is_supported(adev))
+	if (amdgpu_dpm_reset_vcn_is_supported(adev) && !amdgpu_sriov_vf(adev))
 		adev->vcn.supported_reset |= AMDGPU_RESET_TYPE_PER_QUEUE;
 
 	return 0;

drivers/gpu/drm/amd/amdgpu/vcn_v5_0_1.c

···
 
 	switch (amdgpu_ip_version(adev, MP0_HWIP, 0)) {
 	case IP_VERSION(13, 0, 12):
-		if ((adev->psp.sos.fw_version >= 0x00450025) && amdgpu_dpm_reset_vcn_is_supported(adev))
+		if ((adev->psp.sos.fw_version >= 0x00450025) &&
+			amdgpu_dpm_reset_vcn_is_supported(adev) &&
+			!amdgpu_sriov_vf(adev))
 			adev->vcn.supported_reset |= AMDGPU_RESET_TYPE_PER_QUEUE;
 		break;
 	default:

drivers/gpu/drm/amd/amdkfd/kfd_topology.c

···
 		sysfs_show_32bit_prop(buffer, offs, "sdma_fw_version",
 				      dev->gpu->kfd->sdma_fw_version);
 		sysfs_show_64bit_prop(buffer, offs, "unique_id",
-				      dev->gpu->xcp ?
+				      dev->gpu->xcp &&
+				      (dev->gpu->xcp->xcp_mgr->mode !=
+				       AMDGPU_SPX_PARTITION_MODE) ?
 				      dev->gpu->xcp->unique_id :
 				      dev->gpu->adev->unique_id);
 		sysfs_show_32bit_prop(buffer, offs, "num_xcc",

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

···
 		mutex_unlock(&dev->mode_config.mutex);
 }
 
+static bool are_sinks_equal(const struct dc_sink *sink1, const struct dc_sink *sink2)
+{
+	if (!sink1 || !sink2)
+		return false;
+	if (sink1->sink_signal != sink2->sink_signal)
+		return false;
+
+	if (sink1->dc_edid.length != sink2->dc_edid.length)
+		return false;
+
+	if (memcmp(sink1->dc_edid.raw_edid, sink2->dc_edid.raw_edid,
+		   sink1->dc_edid.length) != 0)
+		return false;
+	return true;
+}
+
+
+/**
+ * DOC: hdmi_hpd_debounce_work
+ *
+ * HDMI HPD debounce delay in milliseconds. When an HDMI display toggles HPD
+ * (such as during power save transitions), this delay determines how long to
+ * wait before processing the HPD event. This allows distinguishing between a
+ * physical unplug (>hdmi_hpd_debounce_delay)
+ * and a spontaneous RX HPD toggle (<hdmi_hpd_debounce_delay).
+ *
+ * If the toggle is less than this delay, the driver compares sink capabilities
+ * and permits a hotplug event if they changed.
+ *
+ * The default value of 1500ms was chosen based on experimental testing with
+ * various monitors that exhibit spontaneous HPD toggling behavior.
+ */
+static void hdmi_hpd_debounce_work(struct work_struct *work)
+{
+	struct amdgpu_dm_connector *aconnector =
+		container_of(to_delayed_work(work), struct amdgpu_dm_connector,
+			     hdmi_hpd_debounce_work);
+	struct drm_connector *connector = &aconnector->base;
+	struct drm_device *dev = connector->dev;
+	struct amdgpu_device *adev = drm_to_adev(dev);
+	struct dc *dc = aconnector->dc_link->ctx->dc;
+	bool fake_reconnect = false;
+	bool reallow_idle = false;
+	bool ret = false;
+	guard(mutex)(&aconnector->hpd_lock);
+
+	/* Re-detect the display */
+	scoped_guard(mutex, &adev->dm.dc_lock) {
+		if (dc->caps.ips_support && dc->ctx->dmub_srv->idle_allowed) {
+			dc_allow_idle_optimizations(dc, false);
+			reallow_idle = true;
+		}
+		ret = dc_link_detect(aconnector->dc_link, DETECT_REASON_HPD);
+	}
+
+	if (ret) {
+		/* Apply workaround delay for certain panels */
+		apply_delay_after_dpcd_poweroff(adev, aconnector->dc_sink);
+		/* Compare sinks to determine if this was a spontaneous HPD toggle */
+		if (are_sinks_equal(aconnector->dc_link->local_sink, aconnector->hdmi_prev_sink)) {
+			/*
+			* Sinks match - this was a spontaneous HDMI HPD toggle.
+			*/
+			drm_dbg_kms(dev, "HDMI HPD: Sink unchanged after debounce, internal re-enable\n");
+			fake_reconnect = true;
+		}
+
+		/* Update connector state */
+		amdgpu_dm_update_connector_after_detect(aconnector);
+
+		drm_modeset_lock_all(dev);
+		dm_restore_drm_connector_state(dev, connector);
+		drm_modeset_unlock_all(dev);
+
+		/* Only notify OS if sink actually changed */
+		if (!fake_reconnect && aconnector->base.force == DRM_FORCE_UNSPECIFIED)
+			drm_kms_helper_hotplug_event(dev);
+	}
+
+	/* Release the cached sink reference */
+	if (aconnector->hdmi_prev_sink) {
+		dc_sink_release(aconnector->hdmi_prev_sink);
+		aconnector->hdmi_prev_sink = NULL;
+	}
+
+	scoped_guard(mutex, &adev->dm.dc_lock) {
+		if (reallow_idle && dc->caps.ips_support)
+			dc_allow_idle_optimizations(dc, true);
+	}
+}
+
 static void handle_hpd_irq_helper(struct amdgpu_dm_connector *aconnector)
 {
 	struct drm_connector *connector = &aconnector->base;
···
 	struct dm_connector_state *dm_con_state = to_dm_connector_state(connector->state);
 	struct dc *dc = aconnector->dc_link->ctx->dc;
 	bool ret = false;
+	bool debounce_required = false;
 
 	if (adev->dm.disable_hpd_irq)
 		return;
···
 	if (!dc_link_detect_connection_type(aconnector->dc_link, &new_connection_type))
 		drm_err(adev_to_drm(adev), "KMS: Failed to detect connector\n");
 
+	/*
+	 * Check for HDMI disconnect with debounce enabled.
+	 */
+	debounce_required = (aconnector->hdmi_hpd_debounce_delay_ms > 0 &&
+			      dc_is_hdmi_signal(aconnector->dc_link->connector_signal) &&
+			      new_connection_type == dc_connection_none &&
+			      aconnector->dc_link->local_sink != NULL);
+
 	if (aconnector->base.force && new_connection_type == dc_connection_none) {
 		emulated_link_detect(aconnector->dc_link);
 
···
 
 		if (aconnector->base.force == DRM_FORCE_UNSPECIFIED)
 			drm_kms_helper_connector_hotplug_event(connector);
+	} else if (debounce_required) {
+		/*
+		 * HDMI disconnect detected - schedule delayed work instead of
+		 * processing immediately. This allows us to coalesce spurious
+		 * HDMI signals from physical unplugs.
+		 */
+		drm_dbg_kms(dev, "HDMI HPD: Disconnect detected, scheduling debounce work (%u ms)\n",
+			    aconnector->hdmi_hpd_debounce_delay_ms);
+
+		/* Cache the current sink for later comparison */
+		if (aconnector->hdmi_prev_sink)
+			dc_sink_release(aconnector->hdmi_prev_sink);
+		aconnector->hdmi_prev_sink = aconnector->dc_link->local_sink;
+		if (aconnector->hdmi_prev_sink)
+			dc_sink_retain(aconnector->hdmi_prev_sink);
+
+		/* Schedule delayed detection. */
+		if (mod_delayed_work(system_wq,
+				 &aconnector->hdmi_hpd_debounce_work,
+				 msecs_to_jiffies(aconnector->hdmi_hpd_debounce_delay_ms)))
+			drm_dbg_kms(dev, "HDMI HPD: Re-scheduled debounce work\n");
+
 	} else {
+
+		/* If the aconnector->hdmi_hpd_debounce_work is scheduled, exit early */
+		if (delayed_work_pending(&aconnector->hdmi_hpd_debounce_work))
+			return;
+
 		scoped_guard(mutex, &adev->dm.dc_lock) {
 			dc_exit_ips_for_hw_access(dc);
 			ret = dc_link_detect(aconnector->dc_link, DETECT_REASON_HPD);
···
 	struct dc_link *link;
 	u32 brightness;
 	bool rc, reallow_idle = false;
+	struct drm_connector *connector;
+
+	list_for_each_entry(connector, &dm->ddev->mode_config.connector_list, head) {
+		struct amdgpu_dm_connector *aconnector = to_amdgpu_dm_connector(connector);
+
+		if (aconnector->bl_idx != bl_idx)
+			continue;
+
+		/* if connector is off, save the brightness for next time it's on */
+		if (!aconnector->base.encoder) {
+			dm->brightness[bl_idx] = user_brightness;
+			dm->actual_brightness[bl_idx] = 0;
+			return;
+		}
+	}
 
 	amdgpu_dm_update_backlight_caps(dm, bl_idx);
 	caps = &dm->backlight_caps[bl_idx];
···
 	if (aconnector->mst_mgr.dev)
 		drm_dp_mst_topology_mgr_destroy(&aconnector->mst_mgr);
 
+	/* Cancel and flush any pending HDMI HPD debounce work */
+	cancel_delayed_work_sync(&aconnector->hdmi_hpd_debounce_work);
+	if (aconnector->hdmi_prev_sink) {
+		dc_sink_release(aconnector->hdmi_prev_sink);
+		aconnector->hdmi_prev_sink = NULL;
+	}
+
 	if (aconnector->bl_idx != -1) {
 		backlight_device_unregister(dm->backlight_dev[aconnector->bl_idx]);
 		dm->backlight_dev[aconnector->bl_idx] = NULL;
···
 	if (!(amdgpu_freesync_vid_mode && drm_edid))
 		return;
 
-	if (!amdgpu_dm_connector->dc_sink || amdgpu_dm_connector->dc_sink->edid_caps.analog ||
-		!dc_supports_vrr(amdgpu_dm_connector->dc_sink->ctx->dce_version))
+	if (!amdgpu_dm_connector->dc_sink || !amdgpu_dm_connector->dc_link)
+		return;
+
+	if (!dc_supports_vrr(amdgpu_dm_connector->dc_sink->ctx->dce_version))
+		return;
+
+	if (dc_connector_supports_analog(amdgpu_dm_connector->dc_link->link_id.id) &&
+	    amdgpu_dm_connector->dc_sink->edid_caps.analog)
 		return;
 
 	if (amdgpu_dm_connector->max_vfreq - amdgpu_dm_connector->min_vfreq > 10)
···
 {
 	struct amdgpu_dm_connector *amdgpu_dm_connector =
 			to_amdgpu_dm_connector(connector);
+	struct dc_link *dc_link = amdgpu_dm_connector->dc_link;
 	struct drm_encoder *encoder;
 	const struct drm_edid *drm_edid = amdgpu_dm_connector->drm_edid;
-	struct dc_link_settings *verified_link_cap =
-			&amdgpu_dm_connector->dc_link->verified_link_cap;
-	const struct dc *dc = amdgpu_dm_connector->dc_link->dc;
+	struct dc_link_settings *verified_link_cap = &dc_link->verified_link_cap;
+	const struct dc *dc = dc_link->dc;
 
 	encoder = amdgpu_dm_connector_to_encoder(connector);
 
···
 			amdgpu_dm_connector->num_modes +=
 				drm_add_modes_noedid(connector, 1920, 1080);
 
-		if (amdgpu_dm_connector->dc_sink && amdgpu_dm_connector->dc_sink->edid_caps.analog) {
+		if (amdgpu_dm_connector->dc_sink &&
+		    amdgpu_dm_connector->dc_sink->edid_caps.analog &&
+		    dc_connector_supports_analog(dc_link->link_id.id)) {
 			/* Analog monitor connected by DAC load detection.
 			 * Add common modes. It will be up to the user to select one that works.
 			 */
···
 	memset(&aconnector->vsdb_info, 0, sizeof(aconnector->vsdb_info));
 	mutex_init(&aconnector->hpd_lock);
 	mutex_init(&aconnector->handle_mst_msg_ready);
+
+	aconnector->hdmi_hpd_debounce_delay_ms = AMDGPU_DM_HDMI_HPD_DEBOUNCE_MS;
+	INIT_DELAYED_WORK(&aconnector->hdmi_hpd_debounce_work, hdmi_hpd_debounce_work);
+	aconnector->hdmi_prev_sink = NULL;
 
 	/*
 	 * configure support HPD hot plug connector_>polled default value is 0

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

···
 
 #define AMDGPU_HDR_MULT_DEFAULT (0x100000000LL)
 
+#define AMDGPU_DM_HDMI_HPD_DEBOUNCE_MS 1500
 /*
 #include "include/amdgpu_dal_power_if.h"
 #include "amdgpu_dm_irq.h"
···
 	bool pack_sdp_v1_3;
 	enum adaptive_sync_type as_type;
 	struct amdgpu_hdmi_vsdb_info vsdb_info;
+
+	/* HDMI HPD debounce support */
+	unsigned int hdmi_hpd_debounce_delay_ms;
+	struct delayed_work hdmi_hpd_debounce_work;
+	struct dc_sink *hdmi_prev_sink;
 };
 
 static inline void amdgpu_dm_set_mst_status(uint8_t *status,

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

···
 	struct amdgpu_dm_connector *aconnector = link->priv;
 	struct drm_connector *connector = &aconnector->base;
 	struct i2c_adapter *ddc;
-	int retry = 3;
-	enum dc_edid_status edid_status;
+	int retry = 25;
+	enum dc_edid_status edid_status = EDID_NO_RESPONSE;
 	const struct drm_edid *drm_edid;
 	const struct edid *edid;
 
···
 		}
 
 		if (!drm_edid)
-			return EDID_NO_RESPONSE;
+			continue;
 
 		edid = drm_edid_raw(drm_edid); // FIXME: Get rid of drm_edid_raw()
 		if (!edid ||
···
 						&sink->dc_edid,
 						&sink->edid_caps);
 
-	} while (edid_status == EDID_BAD_CHECKSUM && --retry > 0);
+	} while ((edid_status == EDID_BAD_CHECKSUM || edid_status == EDID_NO_RESPONSE) && --retry > 0);
 
 	if (edid_status != EDID_OK)
 		DRM_ERROR("EDID err: %d, on connector: %s",

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

···
 };
 
 #if defined(CONFIG_DRM_AMD_DC_FP)
-static uint16_t get_fec_overhead_multiplier(struct dc_link *dc_link)
+static uint64_t kbps_to_pbn(int kbps, bool is_peak_pbn)
 {
-	u8 link_coding_cap;
-	uint16_t fec_overhead_multiplier_x1000 = PBN_FEC_OVERHEAD_MULTIPLIER_8B_10B;
+	uint64_t effective_kbps = (uint64_t)kbps;
 
-	link_coding_cap = dc_link_dp_mst_decide_link_encoding_format(dc_link);
-	if (link_coding_cap == DP_128b_132b_ENCODING)
-		fec_overhead_multiplier_x1000 = PBN_FEC_OVERHEAD_MULTIPLIER_128B_132B;
+	if (is_peak_pbn) {	// add 0.6% (1006/1000) overhead into effective kbps
+		effective_kbps *= 1006;
+		effective_kbps = div_u64(effective_kbps, 1000);
+	}
 
-	return fec_overhead_multiplier_x1000;
+	return (uint64_t) DIV64_U64_ROUND_UP(effective_kbps * 64, (54 * 8 * 1000));
 }
 
-static int kbps_to_peak_pbn(int kbps, uint16_t fec_overhead_multiplier_x1000)
+static uint32_t pbn_to_kbps(unsigned int pbn, bool with_margin)
 {
-	u64 peak_kbps = kbps;
+	uint64_t pbn_effective = (uint64_t)pbn;
 
-	peak_kbps *= 1006;
-	peak_kbps *= fec_overhead_multiplier_x1000;
-	peak_kbps = div_u64(peak_kbps, 1000 * 1000);
-	return (int) DIV64_U64_ROUND_UP(peak_kbps * 64, (54 * 8 * 1000));
+	if (with_margin)	// deduct 0.6% (994/1000) overhead from effective pbn
+		pbn_effective *= (1000000 / PEAK_FACTOR_X1000);
+	else
+		pbn_effective *= 1000;
+
+	return DIV_U64_ROUND_UP(pbn_effective * 8 * 54, 64);
 }
 
 static void set_dsc_configs_from_fairness_vars(struct dsc_mst_fairness_params *params,
···
 	dc_dsc_get_default_config_option(param.sink->ctx->dc, &dsc_options);
 	dsc_options.max_target_bpp_limit_override_x16 = drm_connector->display_info.max_dsc_bpp * 16;
 
-	kbps = div_u64((u64)pbn * 994 * 8 * 54, 64);
+	kbps = pbn_to_kbps(pbn, false);
 	dc_dsc_compute_config(
 			param.sink->ctx->dc->res_pool->dscs[0],
 			&param.sink->dsc_caps.dsc_dec_caps,
···
 	int link_timeslots_used;
 	int fair_pbn_alloc;
 	int ret = 0;
-	uint16_t fec_overhead_multiplier_x1000 = get_fec_overhead_multiplier(dc_link);
 
 	for (i = 0; i < count; i++) {
 		if (vars[i + k].dsc_enabled) {
 			initial_slack[i] =
-			kbps_to_peak_pbn(params[i].bw_range.max_kbps, fec_overhead_multiplier_x1000) - vars[i + k].pbn;
+			kbps_to_pbn(params[i].bw_range.max_kbps, false) - vars[i + k].pbn;
 			bpp_increased[i] = false;
 			remaining_to_increase += 1;
 		} else {
···
 	int next_index;
 	int remaining_to_try = 0;
 	int ret;
-	uint16_t fec_overhead_multiplier_x1000 = get_fec_overhead_multiplier(dc_link);
 	int var_pbn;
 
 	for (i = 0; i < count; i++) {
···
 
 		DRM_DEBUG_DRIVER("MST_DSC index #%d, try no compression\n", next_index);
 		var_pbn = vars[next_index].pbn;
-		vars[next_index].pbn = kbps_to_peak_pbn(params[next_index].bw_range.stream_kbps, fec_overhead_multiplier_x1000);
+		vars[next_index].pbn = kbps_to_pbn(params[next_index].bw_range.stream_kbps, true);
 		ret = drm_dp_atomic_find_time_slots(state,
 						    params[next_index].port->mgr,
 						    params[next_index].port,
···
 	int count = 0;
 	int i, k, ret;
 	bool debugfs_overwrite = false;
-	uint16_t fec_overhead_multiplier_x1000 = get_fec_overhead_multiplier(dc_link);
 	struct drm_connector_state *new_conn_state;
 
 	memset(params, 0, sizeof(params));
···
 	DRM_DEBUG_DRIVER("MST_DSC Try no compression\n");
 	for (i = 0; i < count; i++) {
 		vars[i + k].aconnector = params[i].aconnector;
-		vars[i + k].pbn = kbps_to_peak_pbn(params[i].bw_range.stream_kbps, fec_overhead_multiplier_x1000);
+		vars[i + k].pbn = kbps_to_pbn(params[i].bw_range.stream_kbps, false);
 		vars[i + k].dsc_enabled = false;
 		vars[i + k].bpp_x16 = 0;
 		ret = drm_dp_atomic_find_time_slots(state, params[i].port->mgr, params[i].port,
···
 	DRM_DEBUG_DRIVER("MST_DSC Try max compression\n");
 	for (i = 0; i < count; i++) {
 		if (params[i].compression_possible && params[i].clock_force_enable != DSC_CLK_FORCE_DISABLE) {
-			vars[i + k].pbn = kbps_to_peak_pbn(params[i].bw_range.min_kbps, fec_overhead_multiplier_x1000);
+			vars[i + k].pbn = kbps_to_pbn(params[i].bw_range.min_kbps, false);
 			vars[i + k].dsc_enabled = true;
 			vars[i + k].bpp_x16 = params[i].bw_range.min_target_bpp_x16;
 			ret = drm_dp_atomic_find_time_slots(state, params[i].port->mgr,
···
 			if (ret < 0)
 				return ret;
 		} else {
-			vars[i + k].pbn = kbps_to_peak_pbn(params[i].bw_range.stream_kbps, fec_overhead_multiplier_x1000);
+			vars[i + k].pbn = kbps_to_pbn(params[i].bw_range.stream_kbps, false);
 			vars[i + k].dsc_enabled = false;
 			vars[i + k].bpp_x16 = 0;
 			ret = drm_dp_atomic_find_time_slots(state, params[i].port->mgr,
···
 	return ret;
 }
 
-static uint32_t kbps_from_pbn(unsigned int pbn)
-{
-	uint64_t kbps = (uint64_t)pbn;
-
-	kbps *= (1000000 / PEAK_FACTOR_X1000);
-	kbps *= 8;
-	kbps *= 54;
-	kbps /= 64;
-
-	return (uint32_t)kbps;
-}
-
 static bool is_dsc_common_config_possible(struct dc_stream_state *stream,
 					  struct dc_dsc_bw_range *bw_range)
 {
···
 			dc_link_get_highest_encoding_format(stream->link));
 	cur_link_settings = stream->link->verified_link_cap;
 	root_link_bw_in_kbps = dc_link_bandwidth_kbps(aconnector->dc_link, &cur_link_settings);
-	virtual_channel_bw_in_kbps = kbps_from_pbn(aconnector->mst_output_port->full_pbn);
+	virtual_channel_bw_in_kbps = pbn_to_kbps(aconnector->mst_output_port->full_pbn, true);
 
 	/* pick the end to end bw bottleneck */
 	end_to_end_bw_in_kbps = min(root_link_bw_in_kbps, virtual_channel_bw_in_kbps);
···
 				immediate_upstream_port = aconnector->mst_output_port->parent->port_parent;
 
 			if (immediate_upstream_port) {
-				virtual_channel_bw_in_kbps = kbps_from_pbn(immediate_upstream_port->full_pbn);
+				virtual_channel_bw_in_kbps = pbn_to_kbps(immediate_upstream_port->full_pbn, true);
 				virtual_channel_bw_in_kbps = min(root_link_bw_in_kbps, virtual_channel_bw_in_kbps);
 			} else {
 				/* For topology LCT 1 case - only one mstb*/

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

···
 
 	if (bp_params.device_id == ATOM_DEVICE_CRT1_SUPPORT)
 		device_id_mask = ATOM_S0_CRT1_MASK;
-	else if (bp_params.device_id == ATOM_DEVICE_CRT1_SUPPORT)
+	else if (bp_params.device_id == ATOM_DEVICE_CRT2_SUPPORT)
 		device_id_mask = ATOM_S0_CRT2_MASK;
 	else
 		return BP_RESULT_UNSUPPORTED;

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

···
 	/* not provided by VBIOS */
 	info->lcd_timing.misc_info.HORIZONTAL_CUT_OFF = 0;
 
-	info->lcd_timing.misc_info.H_SYNC_POLARITY = ~(uint32_t) (lvds->lcd_timing.miscinfo
-			& ATOM_HSYNC_POLARITY);
-	info->lcd_timing.misc_info.V_SYNC_POLARITY = ~(uint32_t) (lvds->lcd_timing.miscinfo
-			& ATOM_VSYNC_POLARITY);
+	info->lcd_timing.misc_info.H_SYNC_POLARITY = !(lvds->lcd_timing.miscinfo &
+						       ATOM_HSYNC_POLARITY);
+	info->lcd_timing.misc_info.V_SYNC_POLARITY = !(lvds->lcd_timing.miscinfo &
+						       ATOM_VSYNC_POLARITY);
 
 	/* not provided by VBIOS */
 	info->lcd_timing.misc_info.VERTICAL_CUT_OFF = 0;

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

···
 		link->link_id.id = CONNECTOR_ID_VIRTUAL;
 		link->link_id.enum_id = ENUM_ID_1;
 		link->psr_settings.psr_version = DC_PSR_VERSION_UNSUPPORTED;
+		link->replay_settings.config.replay_version = DC_REPLAY_VERSION_UNSUPPORTED;
 		link->link_enc = kzalloc(sizeof(*link->link_enc), GFP_KERNEL);
 
 		if (!link->link_enc) {
···
 	if (!dcb->funcs->is_accelerated_mode(dcb)) {
 		disable_vbios_mode_if_required(dc, context);
 		dc->hwss.enable_accelerated_mode(dc, context);
+	} else if (get_seamless_boot_stream_count(dc->current_state) > 0) {
+		/* If the previous Stream still retains the apply seamless boot flag,
+		 * it means the OS has not actually performed a flip yet.
+		 * At this point, if we receive dc_commit_streams again, we should
+		 * once more check whether the actual HW timing matches what the OS
+		 * has provided
+		 */
+		disable_vbios_mode_if_required(dc, context);
 	}
 
 	if (dc->hwseq->funcs.wait_for_pipe_update_if_needed) {
···
 	if (pipe_ctx)
 		otg_inst = pipe_ctx->stream_res.tg->inst;
 
+	// before enable smart power OLED, we need to call set pipe for DMUB to set ABM config
+	if (enable) {
+		if (dc->hwss.set_pipe && pipe_ctx)
+			dc->hwss.set_pipe(pipe_ctx);
+	}
+
 	// fill in cmd
 	memset(&cmd, 0, sizeof(cmd));
 
···
 {
 	out_data->uclk_p_state = dc->current_state->clk_mgr->clks.p_state_change_support;
 	out_data->fams = dc->current_state->bw_ctx.bw.dcn.clk.fw_based_mclk_switching;
+}
+
+bool dc_capture_register_software_state(struct dc *dc, struct dc_register_software_state *state)
+{
+	struct dc_state *context;
+	struct resource_context *res_ctx;
+	int i;
+
+	if (!dc || !dc->current_state || !state) {
+		if (state)
+			state->state_valid = false;
+		return false;
+	}
+
+	/* Initialize the state structure */
+	memset(state, 0, sizeof(struct dc_register_software_state));
+
+	context = dc->current_state;
+	res_ctx = &context->res_ctx;
+
+	/* Count active pipes and streams */
+	state->active_pipe_count = 0;
+	state->active_stream_count = context->stream_count;
+
+	for (i = 0; i < dc->res_pool->pipe_count; i++) {
+		if (res_ctx->pipe_ctx[i].stream)
+			state->active_pipe_count++;
+	}
+
+	/* Capture HUBP programming state for each pipe */
+	for (i = 0; i < MAX_PIPES && i < dc->res_pool->pipe_count; i++) {
+		struct pipe_ctx *pipe_ctx = &res_ctx->pipe_ctx[i];
+
+		state->hubp[i].valid_stream = false;
+		if (!pipe_ctx->stream)
+			continue;
+
+		state->hubp[i].valid_stream = true;
+
+		/* HUBP register programming variables */
+		if (pipe_ctx->stream_res.tg)
+			state->hubp[i].vtg_sel = pipe_ctx->stream_res.tg->inst;
+
+		state->hubp[i].hubp_clock_enable = (pipe_ctx->plane_res.hubp != NULL) ? 1 : 0;
+
+		state->hubp[i].valid_plane_state = false;
+		if (pipe_ctx->plane_state) {
+			state->hubp[i].valid_plane_state = true;
+			state->hubp[i].surface_pixel_format = pipe_ctx->plane_state->format;
+			state->hubp[i].rotation_angle = pipe_ctx->plane_state->rotation;
+			state->hubp[i].h_mirror_en = pipe_ctx->plane_state->horizontal_mirror ? 1 : 0;
+
+			/* Surface size */
+			if (pipe_ctx->plane_state->plane_size.surface_size.width > 0) {
+				state->hubp[i].surface_size_width = pipe_ctx->plane_state->plane_size.surface_size.width;
+				state->hubp[i].surface_size_height = pipe_ctx->plane_state->plane_size.surface_size.height;
+			}
+
+			/* Viewport dimensions from scaler data */
+			if (pipe_ctx->plane_state->src_rect.width > 0) {
+				state->hubp[i].pri_viewport_width = pipe_ctx->plane_state->src_rect.width;
+				state->hubp[i].pri_viewport_height = pipe_ctx->plane_state->src_rect.height;
+				state->hubp[i].pri_viewport_x_start = pipe_ctx->plane_state->src_rect.x;
+				state->hubp[i].pri_viewport_y_start = pipe_ctx->plane_state->src_rect.y;
+			}
+
+			/* DCC settings */
+			state->hubp[i].surface_dcc_en = (pipe_ctx->plane_state->dcc.enable) ? 1 : 0;
+			state->hubp[i].surface_dcc_ind_64b_blk = pipe_ctx->plane_state->dcc.independent_64b_blks;
+			state->hubp[i].surface_dcc_ind_128b_blk = pipe_ctx->plane_state->dcc.dcc_ind_blk;
+
+			/* Surface pitch */
+			state->hubp[i].surface_pitch = pipe_ctx->plane_state->plane_size.surface_pitch;
+			state->hubp[i].meta_pitch = pipe_ctx->plane_state->dcc.meta_pitch;
+			state->hubp[i].chroma_pitch = pipe_ctx->plane_state->plane_size.chroma_pitch;
+			state->hubp[i].meta_pitch_c = pipe_ctx->plane_state->dcc.meta_pitch_c;
+
+			/* Surface addresses - primary */
+			state->hubp[i].primary_surface_address_low = pipe_ctx->plane_state->address.grph.addr.low_part;
+			state->hubp[i].primary_surface_address_high = pipe_ctx->plane_state->address.grph.addr.high_part;
+			state->hubp[i].primary_meta_surface_address_low = pipe_ctx->plane_state->address.grph.meta_addr.low_part;
+			state->hubp[i].primary_meta_surface_address_high = pipe_ctx->plane_state->address.grph.meta_addr.high_part;
+
+			/* TMZ settings */
+			state->hubp[i].primary_surface_tmz = pipe_ctx->plane_state->address.tmz_surface;
+			state->hubp[i].primary_meta_surface_tmz = pipe_ctx->plane_state->address.tmz_surface;
+
+			/* Tiling configuration */
+			state->hubp[i].min_dc_gfx_version9 = false;
+			if (pipe_ctx->plane_state->tiling_info.gfxversion >= DcGfxVersion9) {
+				state->hubp[i].min_dc_gfx_version9 = true;
+				state->hubp[i].sw_mode = pipe_ctx->plane_state->tiling_info.gfx9.swizzle;
+				state->hubp[i].num_pipes = pipe_ctx->plane_state->tiling_info.gfx9.num_pipes;
+				state->hubp[i].num_banks = pipe_ctx->plane_state->tiling_info.gfx9.num_banks;
+				state->hubp[i].pipe_interleave = pipe_ctx->plane_state->tiling_info.gfx9.pipe_interleave;
+				state->hubp[i].num_shader_engines = pipe_ctx->plane_state->tiling_info.gfx9.num_shader_engines;
+				state->hubp[i].num_rb_per_se = pipe_ctx->plane_state->tiling_info.gfx9.num_rb_per_se;
+				state->hubp[i].num_pkrs = pipe_ctx->plane_state->tiling_info.gfx9.num_pkrs;
+			}
+		}
+
+		/* DML Request Size Configuration */
+		if (pipe_ctx->rq_regs.rq_regs_l.chunk_size > 0) {
+			state->hubp[i].rq_chunk_size = pipe_ctx->rq_regs.rq_regs_l.chunk_size;
+			state->hubp[i].rq_min_chunk_size = pipe_ctx->rq_regs.rq_regs_l.min_chunk_size;
+			state->hubp[i].rq_meta_chunk_size = pipe_ctx->rq_regs.rq_regs_l.meta_chunk_size;
+			state->hubp[i].rq_min_meta_chunk_size = pipe_ctx->rq_regs.rq_regs_l.min_meta_chunk_size;
+			state->hubp[i].rq_dpte_group_size = pipe_ctx->rq_regs.rq_regs_l.dpte_group_size;
+			state->hubp[i].rq_mpte_group_size = pipe_ctx->rq_regs.rq_regs_l.mpte_group_size;
+			state->hubp[i].rq_swath_height_l = pipe_ctx->rq_regs.rq_regs_l.swath_height;
+			state->hubp[i].rq_pte_row_height_l = pipe_ctx->rq_regs.rq_regs_l.pte_row_height_linear;
+		}
+
+		/* Chroma request size configuration */
+		if (pipe_ctx->rq_regs.rq_regs_c.chunk_size > 0) {
+			state->hubp[i].rq_chunk_size_c = pipe_ctx->rq_regs.rq_regs_c.chunk_size;
+			state->hubp[i].rq_min_chunk_size_c = pipe_ctx->rq_regs.rq_regs_c.min_chunk_size;
+			state->hubp[i].rq_meta_chunk_size_c = pipe_ctx->rq_regs.rq_regs_c.meta_chunk_size;
+			state->hubp[i].rq_min_meta_chunk_size_c = pipe_ctx->rq_regs.rq_regs_c.min_meta_chunk_size;
+			state->hubp[i].rq_dpte_group_size_c = pipe_ctx->rq_regs.rq_regs_c.dpte_group_size;
+			state->hubp[i].rq_mpte_group_size_c = pipe_ctx->rq_regs.rq_regs_c.mpte_group_size;
+			state->hubp[i].rq_swath_height_c = pipe_ctx->rq_regs.rq_regs_c.swath_height;
+			state->hubp[i].rq_pte_row_height_c = pipe_ctx->rq_regs.rq_regs_c.pte_row_height_linear;
+		}
+
+		/* DML expansion modes */
+		state->hubp[i].drq_expansion_mode = pipe_ctx->rq_regs.drq_expansion_mode;
+		state->hubp[i].prq_expansion_mode = pipe_ctx->rq_regs.prq_expansion_mode;
+		state->hubp[i].mrq_expansion_mode = pipe_ctx->rq_regs.mrq_expansion_mode;
+		state->hubp[i].crq_expansion_mode = pipe_ctx->rq_regs.crq_expansion_mode;
+
+		/* DML DLG parameters - nominal */
+		state->hubp[i].dst_y_per_vm_vblank = pipe_ctx->dlg_regs.dst_y_per_vm_vblank;
+		state->hubp[i].dst_y_per_row_vblank = pipe_ctx->dlg_regs.dst_y_per_row_vblank;
+		state->hubp[i].dst_y_per_vm_flip = pipe_ctx->dlg_regs.dst_y_per_vm_flip;
+		state->hubp[i].dst_y_per_row_flip = pipe_ctx->dlg_regs.dst_y_per_row_flip;
+
+		/* DML prefetch settings */
+		state->hubp[i].dst_y_prefetch = pipe_ctx->dlg_regs.dst_y_prefetch;
+		state->hubp[i].vratio_prefetch = pipe_ctx->dlg_regs.vratio_prefetch;
+		state->hubp[i].vratio_prefetch_c = pipe_ctx->dlg_regs.vratio_prefetch_c;
+
+		/* TTU parameters */
+		state->hubp[i].qos_level_low_wm = pipe_ctx->ttu_regs.qos_level_low_wm;
+		state->hubp[i].qos_level_high_wm = pipe_ctx->ttu_regs.qos_level_high_wm;
+		state->hubp[i].qos_level_flip = pipe_ctx->ttu_regs.qos_level_flip;
+		state->hubp[i].min_ttu_vblank = pipe_ctx->ttu_regs.min_ttu_vblank;
+	}
+
+	/* Capture HUBBUB programming state */
+	if (dc->res_pool->hubbub) {
+		/* Individual DET buffer sizes - software state variables that program DET registers */
+		for (i = 0; i < 4 && i < dc->res_pool->pipe_count; i++) {
+			uint32_t det_size = res_ctx->pipe_ctx[i].det_buffer_size_kb;
+			switch (i) {
+			case 0:
+				state->hubbub.det0_size = det_size;
+				break;
+			case 1:
+				state->hubbub.det1_size = det_size;
+				break;
+			case 2:
+				state->hubbub.det2_size = det_size;
+				break;
+			case 3:
+				state->hubbub.det3_size = det_size;
+				break;
+			}
+		}
+
+		/* Compression buffer configuration - software state that programs COMPBUF_SIZE register */
+		// TODO: Handle logic for legacy DCN pre-DCN401
+		state->hubbub.compbuf_size = context->bw_ctx.bw.dcn.arb_regs.compbuf_size;
+	}
+
+	/* Capture DPP programming state for each pipe */
+	for (i = 0; i < MAX_PIPES && i < dc->res_pool->pipe_count; i++) {
+		struct pipe_ctx *pipe_ctx = &res_ctx->pipe_ctx[i];
+
+		if (!pipe_ctx->stream)
+			continue;
+
+		state->dpp[i].dpp_clock_enable = (pipe_ctx->plane_res.dpp != NULL) ? 1 : 0;
+
+		if (pipe_ctx->plane_state && pipe_ctx->plane_res.scl_data.recout.width > 0) {
+			/* Access dscl_prog_data directly - this contains the actual software state used for register programming */
+			struct dscl_prog_data *dscl_data = &pipe_ctx->plane_res.scl_data.dscl_prog_data;
+
+			/* Recout (Rectangle of Interest) configuration - software state that programs RECOUT registers */
+			state->dpp[i].recout_start_x = dscl_data->recout.x;
+			state->dpp[i].recout_start_y = dscl_data->recout.y;
+			state->dpp[i].recout_width = dscl_data->recout.width;
+			state->dpp[i].recout_height = dscl_data->recout.height;
+
+			/* MPC (Multiple Pipe/Plane Combiner) size - software state that programs MPC_SIZE registers */
+			state->dpp[i].mpc_width = dscl_data->mpc_size.width;
+			state->dpp[i].mpc_height = dscl_data->mpc_size.height;
+
+			/* DSCL mode - software state that programs SCL_MODE registers */
+			state->dpp[i].dscl_mode = dscl_data->dscl_mode;
+
+			/* Scaler ratios - software state that programs scale ratio registers (use actual programmed ratios) */
+			state->dpp[i].horz_ratio_int = dscl_data->ratios.h_scale_ratio >> 19; // Extract integer part from programmed ratio
+			state->dpp[i].vert_ratio_int = dscl_data->ratios.v_scale_ratio >> 19; // Extract integer part from programmed ratio
+
+			/* Basic scaler taps - software state that programs tap control registers (use actual programmed taps) */
+			state->dpp[i].h_taps = dscl_data->taps.h_taps + 1; // dscl_prog_data.taps stores (taps - 1), so add 1 back
+			state->dpp[i].v_taps = dscl_data->taps.v_taps + 1; // dscl_prog_data.taps stores (taps - 1), so add 1 back
+		}
+	}
+
+	/* Capture essential clock state for underflow analysis */
+	if (dc->clk_mgr && dc->clk_mgr->clks.dispclk_khz > 0) {
+		/* Core display clocks affecting bandwidth and timing */
+		state->dccg.dispclk_khz = dc->clk_mgr->clks.dispclk_khz;
+
+		/* Per-pipe clock configuration - only capture what's essential */
+		for (i = 0; i < MAX_PIPES && i < dc->res_pool->pipe_count; i++) {
+			struct pipe_ctx *pipe_ctx = &res_ctx->pipe_ctx[i];
+			if (pipe_ctx->stream) {
+				/* Essential clocks that directly affect underflow risk */
+				state->dccg.dppclk_khz[i] = dc->clk_mgr->clks.dppclk_khz;
+				state->dccg.pixclk_khz[i] = pipe_ctx->stream->timing.pix_clk_100hz / 10;
+				state->dccg.dppclk_enable[i] = 1;
+
+				/* DP stream clock only for DP signals */
+				if (pipe_ctx->stream->signal == SIGNAL_TYPE_DISPLAY_PORT ||
+						pipe_ctx->stream->signal == SIGNAL_TYPE_DISPLAY_PORT_MST) {
+					state->dccg.dpstreamclk_enable[i] = 1;
+				} else {
+					state->dccg.dpstreamclk_enable[i] = 0;
+				}
+			} else {
+				/* Inactive pipe - no clocks */
+				state->dccg.dppclk_khz[i] = 0;
+				state->dccg.pixclk_khz[i] = 0;
+				state->dccg.dppclk_enable[i] = 0;
+				if (i < 4) {
+					state->dccg.dpstreamclk_enable[i] = 0;
+				}
+			}
+		}
+
+		/* DSC clock state - only when actually using DSC */
+		for (i = 0; i < MAX_PIPES; i++) {
+			struct pipe_ctx *pipe_ctx = (i < dc->res_pool->pipe_count) ? &res_ctx->pipe_ctx[i] : NULL;
+			if (pipe_ctx && pipe_ctx->stream && pipe_ctx->stream->timing.dsc_cfg.num_slices_h > 0) {
+				state->dccg.dscclk_khz[i] = 400000; /* Typical DSC clock frequency */
+			} else {
+				state->dccg.dscclk_khz[i] = 0;
+			}
+		}
+
+		/* SYMCLK32 LE Control - only the essential HPO state for underflow analysis */
+		for (i = 0; i < 2; i++) {
+			state->dccg.symclk32_le_enable[i] = 0; /* Default: disabled */
+		}
+
+	}
+
+	/* Capture essential DSC configuration for underflow analysis */
+	for (i = 0; i < MAX_PIPES && i < dc->res_pool->pipe_count; i++) {
+		struct pipe_ctx *pipe_ctx = &res_ctx->pipe_ctx[i];
+
+		if (pipe_ctx->stream && pipe_ctx->stream->timing.dsc_cfg.num_slices_h > 0) {
+			/* DSC is enabled - capture essential configuration */
+			state->dsc[i].dsc_clock_enable = 1;
+
+			/* DSC configuration affecting bandwidth and timing */
+			struct dc_dsc_config *dsc_cfg = &pipe_ctx->stream->timing.dsc_cfg;
+			state->dsc[i].dsc_num_slices_h = dsc_cfg->num_slices_h;
+			state->dsc[i].dsc_num_slices_v = dsc_cfg->num_slices_v;
+			state->dsc[i].dsc_bits_per_pixel = dsc_cfg->bits_per_pixel;
+
+			/* OPP pipe source for DSC forwarding */
+			if (pipe_ctx->stream_res.opp) {
+				state->dsc[i].dscrm_dsc_forward_enable = 1;
+				state->dsc[i].dscrm_dsc_opp_pipe_source = pipe_ctx->stream_res.opp->inst;
+			} else {
+				state->dsc[i].dscrm_dsc_forward_enable = 0;
+				state->dsc[i].dscrm_dsc_opp_pipe_source = 0;
+			}
+		} else {
+			/* DSC not enabled - clear all fields */
+			memset(&state->dsc[i], 0, sizeof(state->dsc[i]));
+		}
+	}
+
+	/* Capture MPC programming state - comprehensive register field coverage */
+	for (i = 0; i < MAX_PIPES && i < dc->res_pool->pipe_count; i++) {
+		struct pipe_ctx *pipe_ctx = &res_ctx->pipe_ctx[i];
+
+		if (pipe_ctx->plane_state && pipe_ctx->stream) {
+			struct dc_plane_state *plane_state = pipe_ctx->plane_state;
+
+			/* MPCC blending tree and mode control - capture actual blend configuration */
+			state->mpc.mpcc_mode[i] = (plane_state->blend_tf.type != TF_TYPE_BYPASS) ? 1 : 0;
+			state->mpc.mpcc_alpha_blend_mode[i] = plane_state->per_pixel_alpha ? 1 : 0;
+			state->mpc.mpcc_alpha_multiplied_mode[i] = plane_state->pre_multiplied_alpha ? 1 : 0;
+			state->mpc.mpcc_blnd_active_overlap_only[i] = 0; /* Default - no overlap restriction */
+			state->mpc.mpcc_global_alpha[i] = plane_state->global_alpha_value;
+			state->mpc.mpcc_global_gain[i] = plane_state->global_alpha ? 255 : 0;
+			state->mpc.mpcc_bg_bpc[i] = 8; /* Standard 8-bit background */
+			state->mpc.mpcc_bot_gain_mode[i] = 0; /* Standard gain mode */
+
+			/* MPCC blending tree connections - capture tree topology */
+			if (pipe_ctx->bottom_pipe) {
+				state->mpc.mpcc_bot_sel[i] = pipe_ctx->bottom_pipe->pipe_idx;
+			} else {
+				state->mpc.mpcc_bot_sel[i] = 0xF; /* No bottom connection */
+			}
+			state->mpc.mpcc_top_sel[i] = pipe_ctx->pipe_idx; /* This pipe's DPP ID */
+
+			/* MPCC output gamma control - capture gamma programming */
+			if (plane_state->gamma_correction.type != GAMMA_CS_TFM_1D && plane_state->gamma_correction.num_entries > 0) {
+				state->mpc.mpcc_ogam_mode[i] = 1; /* Gamma enabled */
+				state->mpc.mpcc_ogam_select[i] = 0; /* Bank A selection */
+				state->mpc.mpcc_ogam_pwl_disable[i] = 0; /* PWL enabled */
+			} else {
+				state->mpc.mpcc_ogam_mode[i] = 0; /* Bypass mode */
+				state->mpc.mpcc_ogam_select[i] = 0;
+				state->mpc.mpcc_ogam_pwl_disable[i] = 1; /* PWL disabled */
+			}
+
+			/* MPCC pipe assignment and operational status */
+			if (pipe_ctx->stream_res.opp) {
+				state->mpc.mpcc_opp_id[i] = pipe_ctx->stream_res.opp->inst;
+			} else {
+				state->mpc.mpcc_opp_id[i] = 0xF; /* No OPP assignment */
+			}
+
+			/* MPCC status indicators - active pipe state */
+			state->mpc.mpcc_idle[i] = 0; /* Active pipe - not idle */
+			state->mpc.mpcc_busy[i] = 1; /* Active pipe - busy processing */
+
+		} else {
+			/* Pipe not active - set disabled/idle state for all fields */
+			state->mpc.mpcc_mode[i] = 0;
+			state->mpc.mpcc_alpha_blend_mode[i] = 0;
+			state->mpc.mpcc_alpha_multiplied_mode[i] = 0;
+			state->mpc.mpcc_blnd_active_overlap_only[i] = 0;
+			state->mpc.mpcc_global_alpha[i] = 0;
+			state->mpc.mpcc_global_gain[i] = 0;
+			state->mpc.mpcc_bg_bpc[i] = 0;
+			state->mpc.mpcc_bot_gain_mode[i] = 0;
+			state->mpc.mpcc_bot_sel[i] = 0xF; /* No bottom connection */
+			state->mpc.mpcc_top_sel[i] = 0xF; /* No top connection */
+			state->mpc.mpcc_ogam_mode[i] = 0; /* Bypass */
+			state->mpc.mpcc_ogam_select[i] = 0;
+			state->mpc.mpcc_ogam_pwl_disable[i] = 1; /* PWL disabled */
+			state->mpc.mpcc_opp_id[i] = 0xF; /* No OPP assignment */
+			state->mpc.mpcc_idle[i] = 1; /* Idle */
+			state->mpc.mpcc_busy[i] = 0; /* Not busy */
+		}
+	}
+
+	/* Capture OPP programming state for each pipe - comprehensive register field coverage */
+	for (i = 0; i < MAX_PIPES && i < dc->res_pool->pipe_count; i++) {
+		struct pipe_ctx *pipe_ctx = &res_ctx->pipe_ctx[i];
+
+		if (!pipe_ctx->stream)
+			continue;
+
+		if (pipe_ctx->stream_res.opp) {
+			struct dc_crtc_timing *timing = &pipe_ctx->stream->timing;
+
+			/* OPP Pipe Control */
+			state->opp[i].opp_pipe_clock_enable = 1; /* Active pipe has clock enabled */
+
+			/* Display Pattern Generator (DPG) Control - 19 fields */
+			if (pipe_ctx->stream->test_pattern.type != DP_TEST_PATTERN_VIDEO_MODE) {
+				state->opp[i].dpg_enable = 1;
+			} else {
+				/* Video mode - DPG disabled */
+				state->opp[i].dpg_enable = 0;
+			}
+
+			/* Format Control (FMT) - 18 fields */
+			state->opp[i].fmt_pixel_encoding = timing->pixel_encoding;
+
+			/* Chroma subsampling mode based on pixel encoding */
+			if (timing->pixel_encoding == PIXEL_ENCODING_YCBCR420) {
+				state->opp[i].fmt_subsampling_mode = 1; /* 4:2:0 subsampling */
+			} else if (timing->pixel_encoding == PIXEL_ENCODING_YCBCR422) {
+				state->opp[i].fmt_subsampling_mode = 2; /* 4:2:2 subsampling */
+			} else {
+				state->opp[i].fmt_subsampling_mode = 0; /* No subsampling (4:4:4) */
+			}
+
+			state->opp[i].fmt_cbcr_bit_reduction_bypass = (timing->pixel_encoding == PIXEL_ENCODING_RGB) ? 1 : 0;
+			state->opp[i].fmt_stereosync_override = (timing->timing_3d_format != TIMING_3D_FORMAT_NONE) ? 1 : 0;
+
+			/* Dithering control based on bit depth */
+			if (timing->display_color_depth < COLOR_DEPTH_121212) {
+				state->opp[i].fmt_spatial_dither_frame_counter_max = 15; /* Typical frame counter max */
+				state->opp[i].fmt_spatial_dither_frame_counter_bit_swap = 0; /* No bit swapping */
+				state->opp[i].fmt_spatial_dither_enable = 1;
+				state->opp[i].fmt_spatial_dither_mode = 0; /* Spatial dithering mode */
+				state->opp[i].fmt_spatial_dither_depth = timing->display_color_depth;
+				state->opp[i].fmt_temporal_dither_enable = 0; /* Spatial dithering preferred */
+			} else {
+				state->opp[i].fmt_spatial_dither_frame_counter_max = 0;
+				state->opp[i].fmt_spatial_dither_frame_counter_bit_swap = 0;
+				state->opp[i].fmt_spatial_dither_enable = 0;
+				state->opp[i].fmt_spatial_dither_mode = 0;
+				state->opp[i].fmt_spatial_dither_depth = 0;
+				state->opp[i].fmt_temporal_dither_enable = 0;
+			}
+
+			/* Truncation control for bit depth reduction */
+			if (timing->display_color_depth < COLOR_DEPTH_121212) {
+				state->opp[i].fmt_truncate_enable = 1;
+				state->opp[i].fmt_truncate_depth = timing->display_color_depth;
+				state->opp[i].fmt_truncate_mode = 0; /* Round mode */
+			} else {
+				state->opp[i].fmt_truncate_enable = 0;
+				state->opp[i].fmt_truncate_depth = 0;
+				state->opp[i].fmt_truncate_mode = 0;
+			}
+
+			/* Data clamping control */
+			state->opp[i].fmt_clamp_data_enable = 1; /* Clamping typically enabled */
+			state->opp[i].fmt_clamp_color_format = timing->pixel_encoding;
+
+			/* Dynamic expansion for limited range content */
+			if (timing->pixel_encoding != PIXEL_ENCODING_RGB) {
+				state->opp[i].fmt_dynamic_exp_enable = 1; /* YCbCr typically needs expansion */
+				state->opp[i].fmt_dynamic_exp_mode = 0; /* Standard expansion */
+			} else {
+				state->opp[i].fmt_dynamic_exp_enable = 0; /* RGB typically full range */
+				state->opp[i].fmt_dynamic_exp_mode = 0;
+			}
+
+			/* Legacy field for compatibility */
+			state->opp[i].fmt_bit_depth_control = timing->display_color_depth;
+
+			/* Output Buffer (OPPBUF) Control - 6 fields */
+			state->opp[i].oppbuf_active_width = timing->h_addressable;
+			state->opp[i].oppbuf_pixel_repetition = 0; /* No pixel repetition by default */
+
+			/* Multi-Stream Output (MSO) / ODM segmentation */
+			if (pipe_ctx->next_odm_pipe) {
+				state->opp[i].oppbuf_display_segmentation = 1; /* Segmented display */
+				state->opp[i].oppbuf_overlap_pixel_num = 0; /* ODM overlap pixels */
+			} else {
+				state->opp[i].oppbuf_display_segmentation = 0; /* Single segment */
+				state->opp[i].oppbuf_overlap_pixel_num = 0;
+			}
+
+			/* 3D/Stereo control */
+			if (timing->timing_3d_format != TIMING_3D_FORMAT_NONE) {
+				state->opp[i].oppbuf_3d_vact_space1_size = 30; /* Typical stereo blanking */
+				state->opp[i].oppbuf_3d_vact_space2_size = 30;
+			} else {
+				state->opp[i].oppbuf_3d_vact_space1_size = 0;
+				state->opp[i].oppbuf_3d_vact_space2_size = 0;
+			}
+
+			/* DSC Forward Config - 3 fields */
+			if (timing->dsc_cfg.num_slices_h > 0) {
+				state->opp[i].dscrm_dsc_forward_enable = 1;
+				state->opp[i].dscrm_dsc_opp_pipe_source = pipe_ctx->stream_res.opp->inst;
+				state->opp[i].dscrm_dsc_forward_enable_status = 1; /* Status follows enable */
+			} else {
+				state->opp[i].dscrm_dsc_forward_enable = 0;
+				state->opp[i].dscrm_dsc_opp_pipe_source = 0;
+				state->opp[i].dscrm_dsc_forward_enable_status = 0;
+			}
+		} else {
+			/* No OPP resource - set all fields to disabled state */
+			memset(&state->opp[i], 0, sizeof(state->opp[i]));
+		}
+	}
+
+	/* Capture OPTC programming state for each pipe - comprehensive register field coverage */
+	for (i = 0; i < MAX_PIPES && i < dc->res_pool->pipe_count; i++) {
+		struct pipe_ctx *pipe_ctx = &res_ctx->pipe_ctx[i];
+
+		if (!pipe_ctx->stream)
+			continue;
+
+		if (pipe_ctx->stream_res.tg) {
+			struct dc_crtc_timing *timing = &pipe_ctx->stream->timing;
+
+			state->optc[i].otg_master_inst = pipe_ctx->stream_res.tg->inst;
+
+			/* OTG_CONTROL register - 5 fields */
+			state->optc[i].otg_master_enable = 1; /* Active stream */
+			state->optc[i].otg_disable_point_cntl = 0; /* Normal operation */
+			state->optc[i].otg_start_point_cntl = 0; /* Normal start */
+			state->optc[i].otg_field_number_cntl = (timing->flags.INTERLACE) ? 1 : 0;
+			state->optc[i].otg_out_mux = 0; /* Direct output */
+
+			/* OTG Horizontal Timing - 7 fields */
+			state->optc[i].otg_h_total = timing->h_total;
+			state->optc[i].otg_h_blank_start = timing->h_addressable;
+			state->optc[i].otg_h_blank_end = timing->h_total - timing->h_front_porch;
+			state->optc[i].otg_h_sync_start = timing->h_addressable + timing->h_front_porch;
+			state->optc[i].otg_h_sync_end = timing->h_addressable + timing->h_front_porch + timing->h_sync_width;
+			state->optc[i].otg_h_sync_polarity = timing->flags.HSYNC_POSITIVE_POLARITY ? 0 : 1;
+			state->optc[i].otg_h_timing_div_mode = (pipe_ctx->next_odm_pipe) ? 1 : 0; /* ODM divide mode */
+
+			/* OTG Vertical Timing - 7 fields */
+			state->optc[i].otg_v_total = timing->v_total;
+			state->optc[i].otg_v_blank_start = timing->v_addressable;
+			state->optc[i].otg_v_blank_end = timing->v_total - timing->v_front_porch;
+			state->optc[i].otg_v_sync_start = timing->v_addressable + timing->v_front_porch;
+			state->optc[i].otg_v_sync_end = timing->v_addressable + timing->v_front_porch + timing->v_sync_width;
+			state->optc[i].otg_v_sync_polarity = timing->flags.VSYNC_POSITIVE_POLARITY ? 0 : 1;
+			state->optc[i].otg_v_sync_mode = 0; /* Normal sync mode */
+
+			/* Initialize remaining core fields with appropriate defaults */
+			// TODO: Update logic for accurate vtotal min/max
+			state->optc[i].otg_v_total_max = timing->v_total + 100; /* Typical DRR range */
+			state->optc[i].otg_v_total_min = timing->v_total - 50;
+			state->optc[i].otg_v_total_mid = timing->v_total;
+
+			/* ODM configuration */
+			// TODO: Update logic to have complete ODM mappings (e.g. 3:1 and 4:1) stored in single pipe
+			if (pipe_ctx->next_odm_pipe) {
+				state->optc[i].optc_seg0_src_sel = pipe_ctx->stream_res.opp ? pipe_ctx->stream_res.opp->inst : 0;
+				state->optc[i].optc_seg1_src_sel = pipe_ctx->next_odm_pipe->stream_res.opp ? pipe_ctx->next_odm_pipe->stream_res.opp->inst : 0;
+				state->optc[i].optc_num_of_input_segment = 1; /* 2 segments - 1 */
+			} else {
+				state->optc[i].optc_seg0_src_sel = pipe_ctx->stream_res.opp ? pipe_ctx->stream_res.opp->inst : 0;
+				state->optc[i].optc_seg1_src_sel = 0;
+				state->optc[i].optc_num_of_input_segment = 0; /* Single segment */
+			}
+
+			/* DSC configuration */
+			if (timing->dsc_cfg.num_slices_h > 0) {
+				state->optc[i].optc_dsc_mode = 1; /* DSC enabled */
+				state->optc[i].optc_dsc_bytes_per_pixel = timing->dsc_cfg.bits_per_pixel / 16; /* Convert to bytes */
+				state->optc[i].optc_dsc_slice_width = timing->h_addressable / timing->dsc_cfg.num_slices_h;
+			} else {
+				state->optc[i].optc_dsc_mode = 0;
+				state->optc[i].optc_dsc_bytes_per_pixel = 0;
+				state->optc[i].optc_dsc_slice_width = 0;
+			}
+
+			/* Essential control fields */
+			state->optc[i].otg_stereo_enable = (timing->timing_3d_format != TIMING_3D_FORMAT_NONE) ? 1 : 0;
+			state->optc[i].otg_interlace_enable = timing->flags.INTERLACE ? 1 : 0;
+			state->optc[i].otg_clock_enable = 1; /* OTG clock enabled */
+			state->optc[i].vtg0_enable = 1; /* VTG enabled for timing generation */
+
+			/* Initialize other key fields to defaults */
+			state->optc[i].optc_input_pix_clk_en = 1;
+			state->optc[i].optc_segment_width = (pipe_ctx->next_odm_pipe) ? (timing->h_addressable / 2) : timing->h_addressable;
+			state->optc[i].otg_vready_offset = 1;
+			state->optc[i].otg_vstartup_start = timing->v_addressable + 10;
+			state->optc[i].otg_vupdate_offset = 0;
+			state->optc[i].otg_vupdate_width = 5;
+		} else {
+			/* No timing generator resource - initialize all fields to 0 */
+			memset(&state->optc[i], 0, sizeof(state->optc[i]));
+		}
+	}
+
+	state->state_valid = true;
+	return true;
 }
 
 void dc_log_preos_dmcub_info(const struct dc *dc)

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

···
 			black_color_format[BLACK_COLOR_FORMAT_RGB_LIMITED];
 		break;
 
-	/**
+	/*
 	 * Remove default and add case for all color space
 	 * so when we forget to add new color space
 	 * compiler will give a warning
···
 		case HUBP_MEM_PROGRAM_VIEWPORT:
 			hwss_hubp_mem_program_viewport(params);
 			break;
+		case ABORT_CURSOR_OFFLOAD_UPDATE:
+			hwss_abort_cursor_offload_update(params);
+			break;
 		case SET_CURSOR_ATTRIBUTE:
 			hwss_set_cursor_attribute(params);
 			break;
···
 	}
 }
 
-/**
+/*
  * Helper function to add OPTC pipe control lock to block sequence
  */
 void hwss_add_optc_pipe_control_lock(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add HUBP set flip control GSL to block sequence
  */
 void hwss_add_hubp_set_flip_control_gsl(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add HUBP program triplebuffer to block sequence
  */
 void hwss_add_hubp_program_triplebuffer(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add HUBP update plane address to block sequence
  */
 void hwss_add_hubp_update_plane_addr(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add DPP set input transfer function to block sequence
  */
 void hwss_add_dpp_set_input_transfer_func(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add DPP program gamut remap to block sequence
  */
 void hwss_add_dpp_program_gamut_remap(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add DPP program bias and scale to block sequence
  */
 void hwss_add_dpp_program_bias_and_scale(struct block_sequence_state *seq_state, struct pipe_ctx *pipe_ctx)
···
 	}
 }
 
-/**
+/*
  * Helper function to add OPTC program manual trigger to block sequence
  */
 void hwss_add_optc_program_manual_trigger(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add DPP set output transfer function to block sequence
  */
 void hwss_add_dpp_set_output_transfer_func(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add MPC update visual confirm to block sequence
  */
 void hwss_add_mpc_update_visual_confirm(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add MPC power on MPC mem PWR to block sequence
  */
 void hwss_add_mpc_power_on_mpc_mem_pwr(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add MPC set output CSC to block sequence
  */
 void hwss_add_mpc_set_output_csc(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add MPC set OCSC default to block sequence
  */
 void hwss_add_mpc_set_ocsc_default(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add DMUB send DMCUB command to block sequence
  */
 void hwss_add_dmub_send_dmcub_cmd(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add DMUB SubVP save surface address to block sequence
  */
 void hwss_add_dmub_subvp_save_surf_addr(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add HUBP wait for DCC meta propagation to block sequence
  */
 void hwss_add_hubp_wait_for_dcc_meta_prop(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add HUBP wait pipe read start to block sequence
  */
 void hwss_add_hubp_wait_pipe_read_start(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add HWS apply update flags for phantom to block sequence
  */
 void hwss_add_hws_apply_update_flags_for_phantom(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add HWS update phantom VP position to block sequence
  */
 void hwss_add_hws_update_phantom_vp_position(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add OPTC set ODM combine to block sequence
  */
 void hwss_add_optc_set_odm_combine(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add OPTC set ODM bypass to block sequence
  */
 void hwss_add_optc_set_odm_bypass(struct block_sequence_state *seq_state,
···
 	dc_wake_and_execute_dmub_cmd(ctx, cmd, wait_type);
 }
 
-/**
+/*
  * Helper function to add TG program global sync to block sequence
  */
 void hwss_add_tg_program_global_sync(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add TG wait for state to block sequence
  */
 void hwss_add_tg_wait_for_state(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add TG set VTG params to block sequence
  */
 void hwss_add_tg_set_vtg_params(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add TG setup vertical interrupt2 to block sequence
  */
 void hwss_add_tg_setup_vertical_interrupt2(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add DPP set HDR multiplier to block sequence
  */
 void hwss_add_dpp_set_hdr_multiplier(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add HUBP program DET size to block sequence
  */
 void hwss_add_hubp_program_det_size(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add HUBP program DET segments to block sequence
  */
 void hwss_add_hubp_program_det_segments(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add OPP set dynamic expansion to block sequence
  */
 void hwss_add_opp_set_dyn_expansion(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add OPP program FMT to block sequence
  */
 void hwss_add_opp_program_fmt(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add ABM set pipe to block sequence
  */
 void hwss_add_abm_set_pipe(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add ABM set level to block sequence
  */
 void hwss_add_abm_set_level(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add TG enable CRTC to block sequence
  */
 void hwss_add_tg_enable_crtc(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add HUBP wait flip pending to block sequence
  */
 void hwss_add_hubp_wait_flip_pending(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add TG wait double buffer pending to block sequence
  */
 void hwss_add_tg_wait_double_buffer_pending(struct block_sequence_state *seq_state,
···
 		hubp->funcs->mem_program_viewport(hubp, viewport, viewport_c);
 }
 
+void hwss_abort_cursor_offload_update(union block_sequence_params *params)
+{
+	struct dc *dc = params->abort_cursor_offload_update_params.dc;
+	struct pipe_ctx *pipe_ctx = params->abort_cursor_offload_update_params.pipe_ctx;
+
+	if (dc && dc->hwss.abort_cursor_offload_update)
+		dc->hwss.abort_cursor_offload_update(dc, pipe_ctx);
+}
+
 void hwss_set_cursor_attribute(union block_sequence_params *params)
 {
 	struct dc *dc = params->set_cursor_attribute_params.dc;
···
 	}
 }
 
-/**
+/*
  * Helper function to add MPC update blending to block sequence
  */
 void hwss_add_mpc_update_blending(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add MPC insert plane to block sequence
  */
 void hwss_add_mpc_insert_plane(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add MPC assert idle MPCC to block sequence
  */
 void hwss_add_mpc_assert_idle_mpcc(struct block_sequence_state *seq_state,
···
 	}
 }
 
-/**
+/*
  * Helper function to add HUBP set blank to block sequence
  */
 void hwss_add_hubp_set_blank(struct block_sequence_state *seq_state,
···
 		seq_state->steps[*seq_state->num_steps].params.hubp_mem_program_viewport_params.hubp = hubp;
 		seq_state->steps[*seq_state->num_steps].params.hubp_mem_program_viewport_params.viewport = viewport;
 		seq_state->steps[*seq_state->num_steps].params.hubp_mem_program_viewport_params.viewport_c = viewport_c;
+		(*seq_state->num_steps)++;
+	}
+}
+
+void hwss_add_abort_cursor_offload_update(struct block_sequence_state *seq_state,
+		struct dc *dc,
+		struct pipe_ctx *pipe_ctx)
+{
+	if (*seq_state->num_steps < MAX_HWSS_BLOCK_SEQUENCE_SIZE) {
+		seq_state->steps[*seq_state->num_steps].func = ABORT_CURSOR_OFFLOAD_UPDATE;
+		seq_state->steps[*seq_state->num_steps].params.abort_cursor_offload_update_params.dc = dc;
+		seq_state->steps[*seq_state->num_steps].params.abort_cursor_offload_update_params.pipe_ctx = pipe_ctx;
 		(*seq_state->num_steps)++;
 	}
 }

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

···
 
 #define UNABLE_TO_SPLIT -1
 
+static void capture_pipe_topology_data(struct dc *dc, int plane_idx, int slice_idx, int stream_idx,
+									   int dpp_inst, int opp_inst, int tg_inst, bool is_phantom_pipe)
+{
+	struct pipe_topology_snapshot *current_snapshot = &dc->debug_data.topology_history.snapshots[dc->debug_data.topology_history.current_snapshot_index];
+
+	if (current_snapshot->line_count >= MAX_PIPES)
+		return;
+
+	current_snapshot->pipe_log_lines[current_snapshot->line_count].is_phantom_pipe = is_phantom_pipe;
+	current_snapshot->pipe_log_lines[current_snapshot->line_count].plane_idx = plane_idx;
+	current_snapshot->pipe_log_lines[current_snapshot->line_count].slice_idx = slice_idx;
+	current_snapshot->pipe_log_lines[current_snapshot->line_count].stream_idx = stream_idx;
+	current_snapshot->pipe_log_lines[current_snapshot->line_count].dpp_inst = dpp_inst;
+	current_snapshot->pipe_log_lines[current_snapshot->line_count].opp_inst = opp_inst;
+	current_snapshot->pipe_log_lines[current_snapshot->line_count].tg_inst = tg_inst;
+
+	current_snapshot->line_count++;
+}
+
+static void start_new_topology_snapshot(struct dc *dc, struct dc_state *state)
+{
+	// Move to next snapshot slot (circular buffer)
+	dc->debug_data.topology_history.current_snapshot_index = (dc->debug_data.topology_history.current_snapshot_index + 1) % MAX_TOPOLOGY_SNAPSHOTS;
+
+	// Clear the new snapshot
+	struct pipe_topology_snapshot *current_snapshot = &dc->debug_data.topology_history.snapshots[dc->debug_data.topology_history.current_snapshot_index];
+	memset(current_snapshot, 0, sizeof(*current_snapshot));
+
+	// Set metadata
+	current_snapshot->timestamp_us = dm_get_timestamp(dc->ctx);
+	current_snapshot->stream_count = state->stream_count;
+	current_snapshot->phantom_stream_count = state->phantom_stream_count;
+}
+
 enum dce_version resource_parse_asic_id(struct hw_asic_id asic_id)
 {
 	enum dce_version dc_version = DCE_VERSION_UNKNOWN;
···
 
 static void resource_log_pipe(struct dc *dc, struct pipe_ctx *pipe,
 		int stream_idx, int slice_idx, int plane_idx, int slice_count,
-		bool is_primary)
+		bool is_primary, bool is_phantom_pipe)
 {
 	DC_LOGGER_INIT(dc->ctx->logger);
 
+	// new format for logging: bit storing code
 	if (slice_idx == 0 && plane_idx == 0 && is_primary) {
 		/* case 0 (OTG master pipe with plane) */
 		DC_LOG_DC(" | plane%d  slice%d  stream%d|",
···
 				pipe->plane_res.dpp->inst,
 				pipe->stream_res.opp->inst,
 				pipe->stream_res.tg->inst);
+		capture_pipe_topology_data(dc, plane_idx, slice_idx, stream_idx,
+				pipe->plane_res.dpp->inst,
+				pipe->stream_res.opp->inst,
+				pipe->stream_res.tg->inst, is_phantom_pipe);
 	} else if (slice_idx == 0 && plane_idx == -1) {
 		/* case 1 (OTG master pipe without plane) */
 		DC_LOG_DC(" |         slice%d  stream%d|",
···
 				pipe->stream_res.opp->inst,
 				pipe->stream_res.opp->inst,
 				pipe->stream_res.tg->inst);
+		capture_pipe_topology_data(dc, 0xF, slice_idx, stream_idx,
+				pipe->plane_res.dpp->inst,
+				pipe->stream_res.opp->inst,
+				pipe->stream_res.tg->inst, is_phantom_pipe);
 	} else if (slice_idx != 0 && plane_idx == 0 && is_primary) {
 		/* case 2 (OPP head pipe with plane) */
 		DC_LOG_DC(" | plane%d  slice%d |       |",
···
 		DC_LOG_DC(" |DPP%d----OPP%d----|       |",
 				pipe->plane_res.dpp->inst,
 				pipe->stream_res.opp->inst);
+		capture_pipe_topology_data(dc, plane_idx, slice_idx, stream_idx,
+				pipe->plane_res.dpp->inst,
+				pipe->stream_res.opp->inst,
+				pipe->stream_res.tg->inst, is_phantom_pipe);
 	} else if (slice_idx != 0 && plane_idx == -1) {
 		/* case 3 (OPP head pipe without plane) */
 		DC_LOG_DC(" |         slice%d |       |", slice_idx);
 		DC_LOG_DC(" |DPG%d----OPP%d----|       |",
 				pipe->plane_res.dpp->inst,
 				pipe->stream_res.opp->inst);
+		capture_pipe_topology_data(dc, 0xF, slice_idx, stream_idx,
+				pipe->plane_res.dpp->inst,
+				pipe->stream_res.opp->inst,
+				pipe->stream_res.tg->inst, is_phantom_pipe);
 	} else if (slice_idx == slice_count - 1) {
 		/* case 4 (DPP pipe in last slice) */
 		DC_LOG_DC(" | plane%d |               |", plane_idx);
 		DC_LOG_DC(" |DPP%d----|               |",
 				pipe->plane_res.dpp->inst);
+		capture_pipe_topology_data(dc, plane_idx, slice_idx, stream_idx,
+				pipe->plane_res.dpp->inst,
+				pipe->stream_res.opp->inst,
+				pipe->stream_res.tg->inst, is_phantom_pipe);
 	} else {
 		/* case 5 (DPP pipe not in last slice) */
 		DC_LOG_DC(" | plane%d |       |       |", plane_idx);
 		DC_LOG_DC(" |DPP%d----|       |       |",
 				pipe->plane_res.dpp->inst);
+		capture_pipe_topology_data(dc, plane_idx, slice_idx, stream_idx,
+				pipe->plane_res.dpp->inst,
+				pipe->stream_res.opp->inst,
+				pipe->stream_res.tg->inst, is_phantom_pipe);
 	}
 }
 
 static void resource_log_pipe_for_stream(struct dc *dc, struct dc_state *state,
-		struct pipe_ctx *otg_master, int stream_idx)
+		struct pipe_ctx *otg_master, int stream_idx, bool is_phantom_pipe)
 {
 	struct pipe_ctx *opp_heads[MAX_PIPES];
 	struct pipe_ctx *dpp_pipes[MAX_PIPES];
···
 				resource_log_pipe(dc, dpp_pipes[dpp_idx],
 						stream_idx, slice_idx,
 						plane_idx, slice_count,
-						is_primary);
+						is_primary, is_phantom_pipe);
 			}
 		} else {
 			resource_log_pipe(dc, opp_heads[slice_idx],
 					stream_idx, slice_idx, plane_idx,
-					slice_count, true);
+					slice_count, true, is_phantom_pipe);
 		}
 
 	}
···
 	struct pipe_ctx *otg_master;
 	int stream_idx, phantom_stream_idx;
 	DC_LOGGER_INIT(dc->ctx->logger);
+	bool is_phantom_pipe = false;
+
+	// Start a new snapshot for this topology update
+	start_new_topology_snapshot(dc, state);
 
 	DC_LOG_DC("    pipe topology update");
 	DC_LOG_DC("  ________________________");
···
 		if (!otg_master)
 			continue;
 
-		resource_log_pipe_for_stream(dc, state, otg_master, stream_idx);
+		resource_log_pipe_for_stream(dc, state, otg_master, stream_idx, is_phantom_pipe);
 	}
 	if (state->phantom_stream_count > 0) {
+		is_phantom_pipe = true;
 		DC_LOG_DC(" |    (phantom pipes)     |");
 		for (stream_idx = 0; stream_idx < state->stream_count; stream_idx++) {
 			if (state->stream_status[stream_idx].mall_stream_config.type != SUBVP_MAIN)
···
 			if (!otg_master)
 				continue;
 
-			resource_log_pipe_for_stream(dc, state, otg_master, stream_idx);
+			resource_log_pipe_for_stream(dc, state, otg_master, stream_idx, is_phantom_pipe);
 		}
 	}
 	DC_LOG_DC(" |________________________|\n");

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

···
 {
 	uint8_t i;
 	bool ret = false;
-	struct dc  *dc = stream->ctx->dc;
-	struct resource_context *res_ctx =
-		&dc->current_state->res_ctx;
+	struct dc  *dc;
+	struct resource_context *res_ctx;
+
+	if (!stream->ctx)
+		return false;
+
+	dc = stream->ctx->dc;
+	res_ctx = &dc->current_state->res_ctx;
 
 	dc_exit_ips_for_hw_access(dc);
 

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

···
 struct dcn_optc_reg_state;
 struct dcn_dccg_reg_state;
 
-#define DC_VER "3.2.358"
+#define DC_VER "3.2.359"
 
 /**
  * MAX_SURFACES - representative of the upper bound of surfaces that can be piped to a single CRTC
···
 	uint32_t ltFailCount;
 	uint32_t i2cErrorCount;
 	uint32_t auxErrorCount;
+	struct pipe_topology_history topology_history;
 };
 
 struct dc_phy_addr_space_config {
···
 void dc_get_underflow_debug_data_for_otg(struct dc *dc, int primary_otg_inst, struct dc_underflow_debug_data *out_data);
 
 void dc_get_power_feature_status(struct dc *dc, int primary_otg_inst, struct power_features *out_data);
+
+/**
+ * Software state variables used to program register fields across the display pipeline
+ */
+struct dc_register_software_state {
+	/* HUBP register programming variables for each pipe */
+	struct {
+		bool valid_plane_state;
+		bool valid_stream;
+		bool min_dc_gfx_version9;
+		uint32_t vtg_sel;                        /* DCHUBP_CNTL->HUBP_VTG_SEL from pipe_ctx->stream_res.tg->inst */
+		uint32_t hubp_clock_enable;              /* HUBP_CLK_CNTL->HUBP_CLOCK_ENABLE from power management */
+		uint32_t surface_pixel_format;           /* DCSURF_SURFACE_CONFIG->SURFACE_PIXEL_FORMAT from plane_state->format */
+		uint32_t rotation_angle;                 /* DCSURF_SURFACE_CONFIG->ROTATION_ANGLE from plane_state->rotation */
+		uint32_t h_mirror_en;                    /* DCSURF_SURFACE_CONFIG->H_MIRROR_EN from plane_state->horizontal_mirror */
+		uint32_t surface_dcc_en;                 /* DCSURF_SURFACE_CONTROL->PRIMARY_SURFACE_DCC_EN from dcc->enable */
+		uint32_t surface_size_width;             /* HUBP_SIZE->SURFACE_SIZE_WIDTH from plane_size.surface_size.width */
+		uint32_t surface_size_height;            /* HUBP_SIZE->SURFACE_SIZE_HEIGHT from plane_size.surface_size.height */
+		uint32_t pri_viewport_width;             /* DCSURF_PRI_VIEWPORT_DIMENSION->PRI_VIEWPORT_WIDTH from scaler_data.viewport.width */
+		uint32_t pri_viewport_height;            /* DCSURF_PRI_VIEWPORT_DIMENSION->PRI_VIEWPORT_HEIGHT from scaler_data.viewport.height */
+		uint32_t pri_viewport_x_start;           /* DCSURF_PRI_VIEWPORT_START->PRI_VIEWPORT_X_START from scaler_data.viewport.x */
+		uint32_t pri_viewport_y_start;           /* DCSURF_PRI_VIEWPORT_START->PRI_VIEWPORT_Y_START from scaler_data.viewport.y */
+		uint32_t cursor_enable;                  /* CURSOR_CONTROL->CURSOR_ENABLE from cursor_attributes.enable */
+		uint32_t cursor_width;                   /* CURSOR_SETTINGS->CURSOR_WIDTH from cursor_position.width */
+		uint32_t cursor_height;                  /* CURSOR_SETTINGS->CURSOR_HEIGHT from cursor_position.height */
+
+		/* Additional DCC configuration */
+		uint32_t surface_dcc_ind_64b_blk;        /* DCSURF_SURFACE_CONTROL->PRIMARY_SURFACE_DCC_IND_64B_BLK from dcc.independent_64b_blks */
+		uint32_t surface_dcc_ind_128b_blk;       /* DCSURF_SURFACE_CONTROL->PRIMARY_SURFACE_DCC_IND_128B_BLK from dcc.independent_128b_blks */
+
+		/* Surface pitch configuration */
+		uint32_t surface_pitch;                  /* DCSURF_SURFACE_PITCH->PITCH from plane_size.surface_pitch */
+		uint32_t meta_pitch;                     /* DCSURF_SURFACE_PITCH->META_PITCH from dcc.meta_pitch */
+		uint32_t chroma_pitch;                   /* DCSURF_SURFACE_PITCH_C->PITCH_C from plane_size.chroma_pitch */
+		uint32_t meta_pitch_c;                   /* DCSURF_SURFACE_PITCH_C->META_PITCH_C from dcc.meta_pitch_c */
+
+		/* Surface addresses */
+		uint32_t primary_surface_address_low;    /* DCSURF_PRIMARY_SURFACE_ADDRESS->PRIMARY_SURFACE_ADDRESS from address.grph.addr.low_part */
+		uint32_t primary_surface_address_high;   /* DCSURF_PRIMARY_SURFACE_ADDRESS_HIGH->PRIMARY_SURFACE_ADDRESS_HIGH from address.grph.addr.high_part */
+		uint32_t primary_meta_surface_address_low;  /* DCSURF_PRIMARY_META_SURFACE_ADDRESS->PRIMARY_META_SURFACE_ADDRESS from address.grph.meta_addr.low_part */
+		uint32_t primary_meta_surface_address_high; /* DCSURF_PRIMARY_META_SURFACE_ADDRESS_HIGH->PRIMARY_META_SURFACE_ADDRESS_HIGH from address.grph.meta_addr.high_part */
+
+		/* TMZ configuration */
+		uint32_t primary_surface_tmz;            /* DCSURF_SURFACE_CONTROL->PRIMARY_SURFACE_TMZ from address.tmz_surface */
+		uint32_t primary_meta_surface_tmz;       /* DCSURF_SURFACE_CONTROL->PRIMARY_META_SURFACE_TMZ from address.tmz_surface */
+
+		/* Tiling configuration */
+		uint32_t sw_mode;                        /* DCSURF_TILING_CONFIG->SW_MODE from tiling_info.gfx9.swizzle */
+		uint32_t num_pipes;                      /* DCSURF_ADDR_CONFIG->NUM_PIPES from tiling_info.gfx9.num_pipes */
+		uint32_t num_banks;                      /* DCSURF_ADDR_CONFIG->NUM_BANKS from tiling_info.gfx9.num_banks */
+		uint32_t pipe_interleave;                /* DCSURF_ADDR_CONFIG->PIPE_INTERLEAVE from tiling_info.gfx9.pipe_interleave */
+		uint32_t num_shader_engines;             /* DCSURF_ADDR_CONFIG->NUM_SE from tiling_info.gfx9.num_shader_engines */
+		uint32_t num_rb_per_se;                  /* DCSURF_ADDR_CONFIG->NUM_RB_PER_SE from tiling_info.gfx9.num_rb_per_se */
+		uint32_t num_pkrs;                       /* DCSURF_ADDR_CONFIG->NUM_PKRS from tiling_info.gfx9.num_pkrs */
+
+		/* DML Request Size Configuration - Luma */
+		uint32_t rq_chunk_size;                  /* DCHUBP_REQ_SIZE_CONFIG->CHUNK_SIZE from rq_regs.rq_regs_l.chunk_size */
+		uint32_t rq_min_chunk_size;              /* DCHUBP_REQ_SIZE_CONFIG->MIN_CHUNK_SIZE from rq_regs.rq_regs_l.min_chunk_size */
+		uint32_t rq_meta_chunk_size;             /* DCHUBP_REQ_SIZE_CONFIG->META_CHUNK_SIZE from rq_regs.rq_regs_l.meta_chunk_size */
+		uint32_t rq_min_meta_chunk_size;         /* DCHUBP_REQ_SIZE_CONFIG->MIN_META_CHUNK_SIZE from rq_regs.rq_regs_l.min_meta_chunk_size */
+		uint32_t rq_dpte_group_size;             /* DCHUBP_REQ_SIZE_CONFIG->DPTE_GROUP_SIZE from rq_regs.rq_regs_l.dpte_group_size */
+		uint32_t rq_mpte_group_size;             /* DCHUBP_REQ_SIZE_CONFIG->MPTE_GROUP_SIZE from rq_regs.rq_regs_l.mpte_group_size */
+		uint32_t rq_swath_height_l;              /* DCHUBP_REQ_SIZE_CONFIG->SWATH_HEIGHT_L from rq_regs.rq_regs_l.swath_height */
+		uint32_t rq_pte_row_height_l;            /* DCHUBP_REQ_SIZE_CONFIG->PTE_ROW_HEIGHT_L from rq_regs.rq_regs_l.pte_row_height */
+
+		/* DML Request Size Configuration - Chroma */
+		uint32_t rq_chunk_size_c;                /* DCHUBP_REQ_SIZE_CONFIG_C->CHUNK_SIZE_C from rq_regs.rq_regs_c.chunk_size */
+		uint32_t rq_min_chunk_size_c;            /* DCHUBP_REQ_SIZE_CONFIG_C->MIN_CHUNK_SIZE_C from rq_regs.rq_regs_c.min_chunk_size */
+		uint32_t rq_meta_chunk_size_c;           /* DCHUBP_REQ_SIZE_CONFIG_C->META_CHUNK_SIZE_C from rq_regs.rq_regs_c.meta_chunk_size */
+		uint32_t rq_min_meta_chunk_size_c;       /* DCHUBP_REQ_SIZE_CONFIG_C->MIN_META_CHUNK_SIZE_C from rq_regs.rq_regs_c.min_meta_chunk_size */
+		uint32_t rq_dpte_group_size_c;           /* DCHUBP_REQ_SIZE_CONFIG_C->DPTE_GROUP_SIZE_C from rq_regs.rq_regs_c.dpte_group_size */
+		uint32_t rq_mpte_group_size_c;           /* DCHUBP_REQ_SIZE_CONFIG_C->MPTE_GROUP_SIZE_C from rq_regs.rq_regs_c.mpte_group_size */
+		uint32_t rq_swath_height_c;              /* DCHUBP_REQ_SIZE_CONFIG_C->SWATH_HEIGHT_C from rq_regs.rq_regs_c.swath_height */
+		uint32_t rq_pte_row_height_c;            /* DCHUBP_REQ_SIZE_CONFIG_C->PTE_ROW_HEIGHT_C from rq_regs.rq_regs_c.pte_row_height */
+
+		/* DML Expansion Modes */
+		uint32_t drq_expansion_mode;             /* DCN_EXPANSION_MODE->DRQ_EXPANSION_MODE from rq_regs.drq_expansion_mode */
+		uint32_t prq_expansion_mode;             /* DCN_EXPANSION_MODE->PRQ_EXPANSION_MODE from rq_regs.prq_expansion_mode */
+		uint32_t mrq_expansion_mode;             /* DCN_EXPANSION_MODE->MRQ_EXPANSION_MODE from rq_regs.mrq_expansion_mode */
+		uint32_t crq_expansion_mode;             /* DCN_EXPANSION_MODE->CRQ_EXPANSION_MODE from rq_regs.crq_expansion_mode */
+
+		/* DML DLG parameters - nominal */
+		uint32_t dst_y_per_vm_vblank;            /* NOM_PARAMETERS_0->DST_Y_PER_VM_VBLANK from dlg_regs.dst_y_per_vm_vblank */
+		uint32_t dst_y_per_row_vblank;           /* NOM_PARAMETERS_0->DST_Y_PER_ROW_VBLANK from dlg_regs.dst_y_per_row_vblank */
+		uint32_t dst_y_per_vm_flip;              /* NOM_PARAMETERS_1->DST_Y_PER_VM_FLIP from dlg_regs.dst_y_per_vm_flip */
+		uint32_t dst_y_per_row_flip;             /* NOM_PARAMETERS_1->DST_Y_PER_ROW_FLIP from dlg_regs.dst_y_per_row_flip */
+
+		/* DML prefetch settings */
+		uint32_t dst_y_prefetch;                 /* PREFETCH_SETTINS->DST_Y_PREFETCH from dlg_regs.dst_y_prefetch */
+		uint32_t vratio_prefetch;                /* PREFETCH_SETTINS->VRATIO_PREFETCH from dlg_regs.vratio_prefetch */
+		uint32_t vratio_prefetch_c;              /* PREFETCH_SETTINS_C->VRATIO_PREFETCH_C from dlg_regs.vratio_prefetch_c */
+
+		/* TTU parameters */
+		uint32_t qos_level_low_wm;               /* TTU_CNTL1->QoSLevelLowWaterMark from ttu_regs.qos_level_low_wm */
+		uint32_t qos_level_high_wm;              /* TTU_CNTL1->QoSLevelHighWaterMark from ttu_regs.qos_level_high_wm */
+		uint32_t qos_level_flip;                 /* TTU_CNTL2->QoS_LEVEL_FLIP_L from ttu_regs.qos_level_flip */
+		uint32_t min_ttu_vblank;                 /* DCN_GLOBAL_TTU_CNTL->MIN_TTU_VBLANK from ttu_regs.min_ttu_vblank */
+	} hubp[MAX_PIPES];
+
+	/* HUBBUB register programming variables */
+	struct {
+		/* Individual DET buffer control per pipe - software state that programs DET registers */
+		uint32_t det0_size;                      /* DCHUBBUB_DET0_CTRL->DET0_SIZE from hubbub->funcs->program_det_size(hubbub, 0, det_buffer_size_kb) */
+		uint32_t det1_size;                      /* DCHUBBUB_DET1_CTRL->DET1_SIZE from hubbub->funcs->program_det_size(hubbub, 1, det_buffer_size_kb) */
+		uint32_t det2_size;                      /* DCHUBBUB_DET2_CTRL->DET2_SIZE from hubbub->funcs->program_det_size(hubbub, 2, det_buffer_size_kb) */
+		uint32_t det3_size;                      /* DCHUBBUB_DET3_CTRL->DET3_SIZE from hubbub->funcs->program_det_size(hubbub, 3, det_buffer_size_kb) */
+
+		/* Compression buffer control - software state that programs COMPBUF registers */
+		uint32_t compbuf_size;                   /* DCHUBBUB_COMPBUF_CTRL->COMPBUF_SIZE from hubbub->funcs->program_compbuf_size(hubbub, compbuf_size_kb, safe_to_increase) */
+		uint32_t compbuf_reserved_space_64b;     /* COMPBUF_RESERVED_SPACE->COMPBUF_RESERVED_SPACE_64B from hubbub2->pixel_chunk_size / 32 */
+		uint32_t compbuf_reserved_space_zs;      /* COMPBUF_RESERVED_SPACE->COMPBUF_RESERVED_SPACE_ZS from hubbub2->pixel_chunk_size / 128 */
+	} hubbub;
+
+	/* DPP register programming variables for each pipe (simplified for available fields) */
+	struct {
+		uint32_t dpp_clock_enable;               /* DPP_CONTROL->DPP_CLOCK_ENABLE from dppclk_enable */
+
+		/* Recout (Rectangle of Interest) configuration */
+		uint32_t recout_start_x;                 /* RECOUT_START->RECOUT_START_X from pipe_ctx->plane_res.scl_data.recout.x */
+		uint32_t recout_start_y;                 /* RECOUT_START->RECOUT_START_Y from pipe_ctx->plane_res.scl_data.recout.y */
+		uint32_t recout_width;                   /* RECOUT_SIZE->RECOUT_WIDTH from pipe_ctx->plane_res.scl_data.recout.width */
+		uint32_t recout_height;                  /* RECOUT_SIZE->RECOUT_HEIGHT from pipe_ctx->plane_res.scl_data.recout.height */
+
+		/* MPC (Multiple Pipe/Plane Combiner) size configuration */
+		uint32_t mpc_width;                      /* MPC_SIZE->MPC_WIDTH from pipe_ctx->plane_res.scl_data.h_active */
+		uint32_t mpc_height;                     /* MPC_SIZE->MPC_HEIGHT from pipe_ctx->plane_res.scl_data.v_active */
+
+		/* DSCL mode configuration */
+		uint32_t dscl_mode;                      /* SCL_MODE->DSCL_MODE from pipe_ctx->plane_res.scl_data.dscl_prog_data.dscl_mode */
+
+		/* Scaler ratios (simplified to integer parts) */
+		uint32_t horz_ratio_int;                 /* SCL_HORZ_FILTER_SCALE_RATIO->SCL_H_SCALE_RATIO integer part from ratios.horz */
+		uint32_t vert_ratio_int;                 /* SCL_VERT_FILTER_SCALE_RATIO->SCL_V_SCALE_RATIO integer part from ratios.vert */
+
+		/* Basic scaler taps */
+		uint32_t h_taps;                         /* SCL_TAP_CONTROL->SCL_H_NUM_TAPS from taps.h_taps */
+		uint32_t v_taps;                         /* SCL_TAP_CONTROL->SCL_V_NUM_TAPS from taps.v_taps */
+	} dpp[MAX_PIPES];
+
+	/* DCCG register programming variables */
+	struct {
+		/* Core Display Clock Control */
+		uint32_t dispclk_khz;                    /* DENTIST_DISPCLK_CNTL->DENTIST_DISPCLK_WDIVIDER from clk_mgr.dispclk_khz */
+		uint32_t dc_mem_global_pwr_req_dis;      /* DC_MEM_GLOBAL_PWR_REQ_CNTL->DC_MEM_GLOBAL_PWR_REQ_DIS from memory power management settings */
+
+		/* DPP Clock Control - 4 fields per pipe */
+		uint32_t dppclk_khz[MAX_PIPES];          /* DPPCLK_CTRL->DPPCLK_R_GATE_DISABLE from dpp_clocks[pipe] */
+		uint32_t dppclk_enable[MAX_PIPES];       /* DPPCLK_CTRL->DPPCLK0_EN,DPPCLK1_EN,DPPCLK2_EN,DPPCLK3_EN from dccg31_update_dpp_dto() */
+		uint32_t dppclk_dto_enable[MAX_PIPES];   /* DPPCLK_DTO_CTRL->DPPCLK_DTO_ENABLE from dccg->dpp_clock_gated[dpp_inst] state */
+		uint32_t dppclk_dto_phase[MAX_PIPES];    /* DPPCLK0_DTO_PARAM->DPPCLK0_DTO_PHASE from phase calculation req_dppclk/ref_dppclk */
+		uint32_t dppclk_dto_modulo[MAX_PIPES];   /* DPPCLK0_DTO_PARAM->DPPCLK0_DTO_MODULO from modulo = 0xff */
+
+		/* DSC Clock Control - 4 fields per DSC resource */
+		uint32_t dscclk_khz[MAX_PIPES]; /* DSCCLK_DTO_CTRL->DSCCLK_DTO_ENABLE from dsc_clocks */
+		uint32_t dscclk_dto_enable[MAX_PIPES]; /* DSCCLK_DTO_CTRL->DSCCLK0_DTO_ENABLE,DSCCLK1_DTO_ENABLE,DSCCLK2_DTO_ENABLE,DSCCLK3_DTO_ENABLE */
+		uint32_t dscclk_dto_phase[MAX_PIPES];  /* DSCCLK0_DTO_PARAM->DSCCLK0_DTO_PHASE from dccg31_enable_dscclk() */
+		uint32_t dscclk_dto_modulo[MAX_PIPES]; /* DSCCLK0_DTO_PARAM->DSCCLK0_DTO_MODULO from dccg31_enable_dscclk() */
+
+		/* Pixel Clock Control - per pipe */
+		uint32_t pixclk_khz[MAX_PIPES];          /* PIXCLK_RESYNC_CNTL->PIXCLK_RESYNC_ENABLE from stream.timing.pix_clk_100hz */
+		uint32_t otg_pixel_rate_div[MAX_PIPES];  /* OTG_PIXEL_RATE_DIV->OTG_PIXEL_RATE_DIV from OTG pixel rate divider control */
+		uint32_t dtbclk_dto_enable[MAX_PIPES];   /* OTG0_PIXEL_RATE_CNTL->DTBCLK_DTO_ENABLE from dccg31_set_dtbclk_dto() */
+		uint32_t pipe_dto_src_sel[MAX_PIPES];    /* OTG0_PIXEL_RATE_CNTL->PIPE_DTO_SRC_SEL from dccg31_set_dtbclk_dto() source selection */
+		uint32_t dtbclk_dto_div[MAX_PIPES];      /* OTG0_PIXEL_RATE_CNTL->DTBCLK_DTO_DIV from dtbdto_div calculation */
+		uint32_t otg_add_pixel[MAX_PIPES];       /* OTG0_PIXEL_RATE_CNTL->OTG_ADD_PIXEL from dccg31_otg_add_pixel() */
+		uint32_t otg_drop_pixel[MAX_PIPES];      /* OTG0_PIXEL_RATE_CNTL->OTG_DROP_PIXEL from dccg31_otg_drop_pixel() */
+
+		/* DTBCLK DTO Control - 4 DTOs */
+		uint32_t dtbclk_dto_modulo[4];           /* DTBCLK_DTO0_MODULO->DTBCLK_DTO0_MODULO from dccg31_set_dtbclk_dto() modulo calculation */
+		uint32_t dtbclk_dto_phase[4];            /* DTBCLK_DTO0_PHASE->DTBCLK_DTO0_PHASE from phase calculation pixclk_khz/ref_dtbclk_khz */
+		uint32_t dtbclk_dto_dbuf_en;             /* DTBCLK_DTO_DBUF_EN->DTBCLK DTO data buffer enable */
+
+		/* DP Stream Clock Control - 4 pipes */
+		uint32_t dpstreamclk_enable[MAX_PIPES];          /* DPSTREAMCLK_CNTL->DPSTREAMCLK_PIPE0_EN,DPSTREAMCLK_PIPE1_EN,DPSTREAMCLK_PIPE2_EN,DPSTREAMCLK_PIPE3_EN */
+		uint32_t dp_dto_modulo[4];               /* DP_DTO0_MODULO->DP_DTO0_MODULO from DP stream DTO programming */
+		uint32_t dp_dto_phase[4];                /* DP_DTO0_PHASE->DP_DTO0_PHASE from DP stream DTO programming */
+		uint32_t dp_dto_dbuf_en;                 /* DP_DTO_DBUF_EN->DP DTO data buffer enable */
+
+		/* PHY Symbol Clock Control - 5 PHYs (A,B,C,D,E) */
+		uint32_t phy_symclk_force_en[5];         /* PHYASYMCLK_CLOCK_CNTL->PHYASYMCLK_FORCE_EN from dccg31_set_physymclk() force_enable */
+		uint32_t phy_symclk_force_src_sel[5];    /* PHYASYMCLK_CLOCK_CNTL->PHYASYMCLK_FORCE_SRC_SEL from dccg31_set_physymclk() clk_src */
+		uint32_t phy_symclk_gate_disable[5];     /* DCCG_GATE_DISABLE_CNTL2->PHYASYMCLK_GATE_DISABLE from debug.root_clock_optimization.bits.physymclk */
+
+		/* SYMCLK32 SE Control - 4 instances */
+		uint32_t symclk32_se_src_sel[4];         /* SYMCLK32_SE_CNTL->SYMCLK32_SE0_SRC_SEL from dccg31_enable_symclk32_se() with get_phy_mux_symclk() mapping */
+		uint32_t symclk32_se_enable[4];          /* SYMCLK32_SE_CNTL->SYMCLK32_SE0_EN from dccg31_enable_symclk32_se() enable */
+		uint32_t symclk32_se_gate_disable[4];    /* DCCG_GATE_DISABLE_CNTL3->SYMCLK32_SE0_GATE_DISABLE from debug.root_clock_optimization.bits.symclk32_se */
+
+		/* SYMCLK32 LE Control - 2 instances */
+		uint32_t symclk32_le_src_sel[2];         /* SYMCLK32_LE_CNTL->SYMCLK32_LE0_SRC_SEL from dccg31_enable_symclk32_le() phyd32clk source */
+		uint32_t symclk32_le_enable[2];          /* SYMCLK32_LE_CNTL->SYMCLK32_LE0_EN from dccg31_enable_symclk32_le() enable */
+		uint32_t symclk32_le_gate_disable[2];    /* DCCG_GATE_DISABLE_CNTL3->SYMCLK32_LE0_GATE_DISABLE from debug.root_clock_optimization.bits.symclk32_le */
+
+		/* DPIA Clock Control */
+		uint32_t dpiaclk_540m_dto_modulo;        /* DPIACLK_540M_DTO_MODULO->DPIA 540MHz DTO modulo */
+		uint32_t dpiaclk_540m_dto_phase;         /* DPIACLK_540M_DTO_PHASE->DPIA 540MHz DTO phase */
+		uint32_t dpiaclk_810m_dto_modulo;        /* DPIACLK_810M_DTO_MODULO->DPIA 810MHz DTO modulo */
+		uint32_t dpiaclk_810m_dto_phase;         /* DPIACLK_810M_DTO_PHASE->DPIA 810MHz DTO phase */
+		uint32_t dpiaclk_dto_cntl;               /* DPIACLK_DTO_CNTL->DPIA clock DTO control */
+		uint32_t dpiasymclk_cntl;                /* DPIASYMCLK_CNTL->DPIA symbol clock control */
+
+		/* Clock Gating Control */
+		uint32_t dccg_gate_disable_cntl;         /* DCCG_GATE_DISABLE_CNTL->Clock gate disable control from dccg31_init() */
+		uint32_t dpstreamclk_gate_disable;       /* DCCG_GATE_DISABLE_CNTL3->DPSTREAMCLK_GATE_DISABLE from debug.root_clock_optimization.bits.dpstream */
+		uint32_t dpstreamclk_root_gate_disable;  /* DCCG_GATE_DISABLE_CNTL3->DPSTREAMCLK_ROOT_GATE_DISABLE from debug.root_clock_optimization.bits.dpstream */
+
+		/* VSync Control */
+		uint32_t vsync_cnt_ctrl;                 /* DCCG_VSYNC_CNT_CTRL->VSync counter control */
+		uint32_t vsync_cnt_int_ctrl;             /* DCCG_VSYNC_CNT_INT_CTRL->VSync counter interrupt control */
+		uint32_t vsync_otg_latch_value[6];       /* DCCG_VSYNC_OTG0_LATCH_VALUE->OTG0 VSync latch value (for OTG0-5) */
+
+		/* Time Base Control */
+		uint32_t microsecond_time_base_div;      /* MICROSECOND_TIME_BASE_DIV->Microsecond time base divider */
+		uint32_t millisecond_time_base_div;      /* MILLISECOND_TIME_BASE_DIV->Millisecond time base divider */
+	} dccg;
+
+	/* DSC essential configuration for underflow analysis */
+	struct {
+		/* DSC active state - critical for bandwidth analysis */
+		uint32_t dsc_clock_enable;               /* DSC enabled - affects bandwidth requirements */
+
+		/* DSC configuration affecting bandwidth and timing */
+		uint32_t dsc_num_slices_h;              /* Horizontal slice count - affects throughput */
+		uint32_t dsc_num_slices_v;              /* Vertical slice count - affects throughput */
+		uint32_t dsc_bits_per_pixel;            /* Compression ratio - affects bandwidth */
+
+		/* OPP integration - affects pipeline flow */
+		uint32_t dscrm_dsc_forward_enable;      /* DSC forwarding to OPP enabled */
+		uint32_t dscrm_dsc_opp_pipe_source;    /* Which OPP receives DSC output */
+	} dsc[MAX_PIPES];
+
+	/* MPC register programming variables */
+	struct {
+		/* MPCC blending tree and mode control */
+		uint32_t mpcc_mode[MAX_PIPES];           /* MPCC_CONTROL->MPCC_MODE from blend_cfg.blend_mode */
+		uint32_t mpcc_alpha_blend_mode[MAX_PIPES]; /* MPCC_CONTROL->MPCC_ALPHA_BLND_MODE from blend_cfg.alpha_mode */
+		uint32_t mpcc_alpha_multiplied_mode[MAX_PIPES]; /* MPCC_CONTROL->MPCC_ALPHA_MULTIPLIED_MODE from blend_cfg.pre_multiplied_alpha */
+		uint32_t mpcc_blnd_active_overlap_only[MAX_PIPES]; /* MPCC_CONTROL->MPCC_BLND_ACTIVE_OVERLAP_ONLY from blend_cfg.overlap_only */
+		uint32_t mpcc_global_alpha[MAX_PIPES];   /* MPCC_CONTROL->MPCC_GLOBAL_ALPHA from blend_cfg.global_alpha */
+		uint32_t mpcc_global_gain[MAX_PIPES];    /* MPCC_CONTROL->MPCC_GLOBAL_GAIN from blend_cfg.global_gain */
+		uint32_t mpcc_bg_bpc[MAX_PIPES];         /* MPCC_CONTROL->MPCC_BG_BPC from background color depth */
+		uint32_t mpcc_bot_gain_mode[MAX_PIPES];  /* MPCC_CONTROL->MPCC_BOT_GAIN_MODE from bottom layer gain control */
+
+		/* MPCC blending tree connections */
+		uint32_t mpcc_bot_sel[MAX_PIPES];        /* MPCC_BOT_SEL->MPCC_BOT_SEL from mpcc_state->bot_sel */
+		uint32_t mpcc_top_sel[MAX_PIPES];        /* MPCC_TOP_SEL->MPCC_TOP_SEL from mpcc_state->dpp_id */
+
+		/* MPCC output gamma control */
+		uint32_t mpcc_ogam_mode[MAX_PIPES];      /* MPCC_OGAM_CONTROL->MPCC_OGAM_MODE from output gamma mode */
+		uint32_t mpcc_ogam_select[MAX_PIPES];    /* MPCC_OGAM_CONTROL->MPCC_OGAM_SELECT from gamma LUT bank selection */
+		uint32_t mpcc_ogam_pwl_disable[MAX_PIPES]; /* MPCC_OGAM_CONTROL->MPCC_OGAM_PWL_DISABLE from PWL control */
+
+		/* MPCC pipe assignment and status */
+		uint32_t mpcc_opp_id[MAX_PIPES];         /* MPCC_OPP_ID->MPCC_OPP_ID from mpcc_state->opp_id */
+		uint32_t mpcc_idle[MAX_PIPES];           /* MPCC_STATUS->MPCC_IDLE from mpcc idle status */
+		uint32_t mpcc_busy[MAX_PIPES];           /* MPCC_STATUS->MPCC_BUSY from mpcc busy status */
+
+		/* MPC output processing */
+		uint32_t mpc_out_csc_mode;               /* MPC_OUT_CSC_COEF->MPC_OUT_CSC_MODE from output_csc */
+		uint32_t mpc_out_gamma_mode;             /* MPC_OUT_GAMMA_LUT->MPC_OUT_GAMMA_MODE from output_gamma */
+	} mpc;
+
+	/* OPP register programming variables for each pipe */
+	struct {
+		/* Display Pattern Generator (DPG) Control - 19 fields from DPG_CONTROL register */
+		uint32_t dpg_enable;                     /* DPG_CONTROL->DPG_EN from test_pattern parameter (enable/disable) */
+
+		/* Format Control (FMT) - 18 fields from FMT_CONTROL register */
+		uint32_t fmt_pixel_encoding;             /* FMT_CONTROL->FMT_PIXEL_ENCODING from clamping->pixel_encoding */
+		uint32_t fmt_subsampling_mode;           /* FMT_CONTROL->FMT_SUBSAMPLING_MODE from force_chroma_subsampling_1tap */
+		uint32_t fmt_cbcr_bit_reduction_bypass;  /* FMT_CONTROL->FMT_CBCR_BIT_REDUCTION_BYPASS from pixel_encoding bypass control */
+		uint32_t fmt_stereosync_override;        /* FMT_CONTROL->FMT_STEREOSYNC_OVERRIDE from stereo timing override */
+		uint32_t fmt_spatial_dither_frame_counter_max; /* FMT_CONTROL->FMT_SPATIAL_DITHER_FRAME_COUNTER_MAX from fmt_bit_depth->flags */
+		uint32_t fmt_spatial_dither_frame_counter_bit_swap; /* FMT_CONTROL->FMT_SPATIAL_DITHER_FRAME_COUNTER_BIT_SWAP from dither control */
+		uint32_t fmt_truncate_enable;            /* FMT_CONTROL->FMT_TRUNCATE_EN from fmt_bit_depth->flags.TRUNCATE_ENABLED */
+		uint32_t fmt_truncate_depth;             /* FMT_CONTROL->FMT_TRUNCATE_DEPTH from fmt_bit_depth->flags.TRUNCATE_DEPTH */
+		uint32_t fmt_truncate_mode;              /* FMT_CONTROL->FMT_TRUNCATE_MODE from fmt_bit_depth->flags.TRUNCATE_MODE */
+		uint32_t fmt_spatial_dither_enable;      /* FMT_CONTROL->FMT_SPATIAL_DITHER_EN from fmt_bit_depth->flags.SPATIAL_DITHER_ENABLED */
+		uint32_t fmt_spatial_dither_mode;        /* FMT_CONTROL->FMT_SPATIAL_DITHER_MODE from fmt_bit_depth->flags.SPATIAL_DITHER_MODE */
+		uint32_t fmt_spatial_dither_depth;       /* FMT_CONTROL->FMT_SPATIAL_DITHER_DEPTH from fmt_bit_depth->flags.SPATIAL_DITHER_DEPTH */
+		uint32_t fmt_temporal_dither_enable;     /* FMT_CONTROL->FMT_TEMPORAL_DITHER_EN from fmt_bit_depth->flags.TEMPORAL_DITHER_ENABLED */
+		uint32_t fmt_clamp_data_enable;          /* FMT_CONTROL->FMT_CLAMP_DATA_EN from clamping->clamping_range enable */
+		uint32_t fmt_clamp_color_format;         /* FMT_CONTROL->FMT_CLAMP_COLOR_FORMAT from clamping->color_format */
+		uint32_t fmt_dynamic_exp_enable;         /* FMT_CONTROL->FMT_DYNAMIC_EXP_EN from color_sp/color_dpth/signal */
+		uint32_t fmt_dynamic_exp_mode;           /* FMT_CONTROL->FMT_DYNAMIC_EXP_MODE from color space mode mapping */
+		uint32_t fmt_bit_depth_control;          /* Legacy field - kept for compatibility */
+
+		/* OPP Pipe Control - 1 field from OPP_PIPE_CONTROL register */
+		uint32_t opp_pipe_clock_enable;          /* OPP_PIPE_CONTROL->OPP_PIPE_CLOCK_EN from enable parameter (bool) */
+
+		/* OPP CRC Control - 3 fields from OPP_PIPE_CRC_CONTROL register */
+		uint32_t opp_crc_enable;                 /* OPP_PIPE_CRC_CONTROL->CRC_EN from CRC enable control */
+		uint32_t opp_crc_select_source;          /* OPP_PIPE_CRC_CONTROL->CRC_SELECT_SOURCE from CRC source selection */
+		uint32_t opp_crc_stereo_cont;            /* OPP_PIPE_CRC_CONTROL->CRC_STEREO_CONT from stereo continuous CRC */
+
+		/* Output Buffer (OPPBUF) Control - 6 fields from OPPBUF_CONTROL register */
+		uint32_t oppbuf_active_width;            /* OPPBUF_CONTROL->OPPBUF_ACTIVE_WIDTH from oppbuf_params->active_width */
+		uint32_t oppbuf_pixel_repetition;        /* OPPBUF_CONTROL->OPPBUF_PIXEL_REPETITION from oppbuf_params->pixel_repetition */
+		uint32_t oppbuf_display_segmentation;    /* OPPBUF_CONTROL->OPPBUF_DISPLAY_SEGMENTATION from oppbuf_params->mso_segmentation */
+		uint32_t oppbuf_overlap_pixel_num;       /* OPPBUF_CONTROL->OPPBUF_OVERLAP_PIXEL_NUM from oppbuf_params->mso_overlap_pixel_num */
+		uint32_t oppbuf_3d_vact_space1_size;     /* OPPBUF_CONTROL->OPPBUF_3D_VACT_SPACE1_SIZE from 3D timing space1_size */
+		uint32_t oppbuf_3d_vact_space2_size;     /* OPPBUF_CONTROL->OPPBUF_3D_VACT_SPACE2_SIZE from 3D timing space2_size */
+
+		/* DSC Forward Config - 3 fields from DSCRM_DSC_FORWARD_CONFIG register */
+		uint32_t dscrm_dsc_forward_enable;       /* DSCRM_DSC_FORWARD_CONFIG->DSCRM_DSC_FORWARD_EN from DSC forward enable control */
+		uint32_t dscrm_dsc_opp_pipe_source;      /* DSCRM_DSC_FORWARD_CONFIG->DSCRM_DSC_OPP_PIPE_SOURCE from opp_pipe parameter */
+		uint32_t dscrm_dsc_forward_enable_status; /* DSCRM_DSC_FORWARD_CONFIG->DSCRM_DSC_FORWARD_EN_STATUS from DSC forward status (read-only) */
+	} opp[MAX_PIPES];
+
+	/* OPTC register programming variables for each pipe */
+	struct {
+		uint32_t otg_master_inst;
+
+		/* OTG_CONTROL register - 5 fields for OTG control */
+		uint32_t otg_master_enable;              /* OTG_CONTROL->OTG_MASTER_EN from timing enable/disable control */
+		uint32_t otg_disable_point_cntl;         /* OTG_CONTROL->OTG_DISABLE_POINT_CNTL from disable timing control */
+		uint32_t otg_start_point_cntl;           /* OTG_CONTROL->OTG_START_POINT_CNTL from start timing control */
+		uint32_t otg_field_number_cntl;          /* OTG_CONTROL->OTG_FIELD_NUMBER_CNTL from interlace field control */
+		uint32_t otg_out_mux;                    /* OTG_CONTROL->OTG_OUT_MUX from output mux selection */
+
+		/* OTG Horizontal Timing - 7 fields */
+		uint32_t otg_h_total;                    /* OTG_H_TOTAL->OTG_H_TOTAL from dc_crtc_timing->h_total */
+		uint32_t otg_h_blank_start;              /* OTG_H_BLANK_START_END->OTG_H_BLANK_START from dc_crtc_timing->h_front_porch */
+		uint32_t otg_h_blank_end;                /* OTG_H_BLANK_START_END->OTG_H_BLANK_END from dc_crtc_timing->h_addressable_video_pixel_width */
+		uint32_t otg_h_sync_start;               /* OTG_H_SYNC_A->OTG_H_SYNC_A_START from dc_crtc_timing->h_sync_width */
+		uint32_t otg_h_sync_end;                 /* OTG_H_SYNC_A->OTG_H_SYNC_A_END from calculated sync end position */
+		uint32_t otg_h_sync_polarity;            /* OTG_H_SYNC_A_CNTL->OTG_H_SYNC_A_POL from dc_crtc_timing->flags.HSYNC_POSITIVE_POLARITY */
+		uint32_t otg_h_timing_div_mode;          /* OTG_H_TIMING_CNTL->OTG_H_TIMING_DIV_MODE from horizontal timing division mode */
+
+		/* OTG Vertical Timing - 7 fields */
+		uint32_t otg_v_total;                    /* OTG_V_TOTAL->OTG_V_TOTAL from dc_crtc_timing->v_total */
+		uint32_t otg_v_blank_start;              /* OTG_V_BLANK_START_END->OTG_V_BLANK_START from dc_crtc_timing->v_front_porch */
+		uint32_t otg_v_blank_end;                /* OTG_V_BLANK_START_END->OTG_V_BLANK_END from dc_crtc_timing->v_addressable_video_line_width */
+		uint32_t otg_v_sync_start;               /* OTG_V_SYNC_A->OTG_V_SYNC_A_START from dc_crtc_timing->v_sync_width */
+		uint32_t otg_v_sync_end;                 /* OTG_V_SYNC_A->OTG_V_SYNC_A_END from calculated sync end position */
+		uint32_t otg_v_sync_polarity;            /* OTG_V_SYNC_A_CNTL->OTG_V_SYNC_A_POL from dc_crtc_timing->flags.VSYNC_POSITIVE_POLARITY */
+		uint32_t otg_v_sync_mode;                /* OTG_V_SYNC_A_CNTL->OTG_V_SYNC_MODE from sync mode selection */
+
+		/* OTG DRR (Dynamic Refresh Rate) Control - 8 fields */
+		uint32_t otg_v_total_max;                /* OTG_V_TOTAL_MAX->OTG_V_TOTAL_MAX from drr_params->vertical_total_max */
+		uint32_t otg_v_total_min;                /* OTG_V_TOTAL_MIN->OTG_V_TOTAL_MIN from drr_params->vertical_total_min */
+		uint32_t otg_v_total_mid;                /* OTG_V_TOTAL_MID->OTG_V_TOTAL_MID from drr_params->vertical_total_mid */
+		uint32_t otg_v_total_max_sel;            /* OTG_V_TOTAL_CONTROL->OTG_V_TOTAL_MAX_SEL from DRR max selection enable */
+		uint32_t otg_v_total_min_sel;            /* OTG_V_TOTAL_CONTROL->OTG_V_TOTAL_MIN_SEL from DRR min selection enable */
+		uint32_t otg_vtotal_mid_replacing_max_en; /* OTG_V_TOTAL_CONTROL->OTG_VTOTAL_MID_REPLACING_MAX_EN from DRR mid-frame enable */
+		uint32_t otg_vtotal_mid_frame_num;       /* OTG_V_TOTAL_CONTROL->OTG_VTOTAL_MID_FRAME_NUM from drr_params->vertical_total_mid_frame_num */
+		uint32_t otg_set_v_total_min_mask;       /* OTG_V_TOTAL_CONTROL->OTG_SET_V_TOTAL_MIN_MASK from DRR trigger mask */
+		uint32_t otg_force_lock_on_event;        /* OTG_V_TOTAL_CONTROL->OTG_FORCE_LOCK_ON_EVENT from DRR force lock control */
+
+		/* OPTC Data Source and ODM - 6 fields */
+		uint32_t optc_seg0_src_sel;              /* OPTC_DATA_SOURCE_SELECT->OPTC_SEG0_SRC_SEL from opp_id[0] ODM segment 0 source */
+		uint32_t optc_seg1_src_sel;              /* OPTC_DATA_SOURCE_SELECT->OPTC_SEG1_SRC_SEL from opp_id[1] ODM segment 1 source */
+		uint32_t optc_seg2_src_sel;              /* OPTC_DATA_SOURCE_SELECT->OPTC_SEG2_SRC_SEL from opp_id[2] ODM segment 2 source */
+		uint32_t optc_seg3_src_sel;              /* OPTC_DATA_SOURCE_SELECT->OPTC_SEG3_SRC_SEL from opp_id[3] ODM segment 3 source */
+		uint32_t optc_num_of_input_segment;      /* OPTC_DATA_SOURCE_SELECT->OPTC_NUM_OF_INPUT_SEGMENT from opp_cnt-1 number of input segments */
+		uint32_t optc_mem_sel;                   /* OPTC_MEMORY_CONFIG->OPTC_MEM_SEL from memory_mask ODM memory selection */
+
+		/* OPTC Data Format and DSC - 4 fields */
+		uint32_t optc_data_format;               /* OPTC_DATA_FORMAT_CONTROL->OPTC_DATA_FORMAT from data format selection */
+		uint32_t optc_dsc_mode;                  /* OPTC_DATA_FORMAT_CONTROL->OPTC_DSC_MODE from dsc_mode parameter */
+		uint32_t optc_dsc_bytes_per_pixel;       /* OPTC_BYTES_PER_PIXEL->OPTC_DSC_BYTES_PER_PIXEL from dsc_bytes_per_pixel parameter */
+		uint32_t optc_segment_width;             /* OPTC_WIDTH_CONTROL->OPTC_SEGMENT_WIDTH from segment_width parameter */
+		uint32_t optc_dsc_slice_width;           /* OPTC_WIDTH_CONTROL->OPTC_DSC_SLICE_WIDTH from dsc_slice_width parameter */
+
+		/* OPTC Clock and Underflow Control - 4 fields */
+		uint32_t optc_input_pix_clk_en;          /* OPTC_INPUT_CLOCK_CONTROL->OPTC_INPUT_PIX_CLK_EN from pixel clock enable */
+		uint32_t optc_underflow_occurred_status; /* OPTC_INPUT_GLOBAL_CONTROL->OPTC_UNDERFLOW_OCCURRED_STATUS from underflow status (read-only) */
+		uint32_t optc_underflow_clear;           /* OPTC_INPUT_GLOBAL_CONTROL->OPTC_UNDERFLOW_CLEAR from underflow clear control */
+		uint32_t otg_clock_enable;               /* OTG_CLOCK_CONTROL->OTG_CLOCK_EN from OTG clock enable */
+		uint32_t otg_clock_gate_dis;             /* OTG_CLOCK_CONTROL->OTG_CLOCK_GATE_DIS from clock gate disable */
+
+		/* OTG Stereo and 3D Control - 6 fields */
+		uint32_t otg_stereo_enable;              /* OTG_STEREO_CONTROL->OTG_STEREO_EN from stereo enable control */
+		uint32_t otg_stereo_sync_output_line_num; /* OTG_STEREO_CONTROL->OTG_STEREO_SYNC_OUTPUT_LINE_NUM from timing->stereo_3d_format line num */
+		uint32_t otg_stereo_sync_output_polarity; /* OTG_STEREO_CONTROL->OTG_STEREO_SYNC_OUTPUT_POLARITY from stereo polarity control */
+		uint32_t otg_3d_structure_en;            /* OTG_3D_STRUCTURE_CONTROL->OTG_3D_STRUCTURE_EN from 3D structure enable */
+		uint32_t otg_3d_structure_v_update_mode; /* OTG_3D_STRUCTURE_CONTROL->OTG_3D_STRUCTURE_V_UPDATE_MODE from 3D vertical update mode */
+		uint32_t otg_3d_structure_stereo_sel_ovr; /* OTG_3D_STRUCTURE_CONTROL->OTG_3D_STRUCTURE_STEREO_SEL_OVR from 3D stereo selection override */
+		uint32_t otg_interlace_enable;           /* OTG_INTERLACE_CONTROL->OTG_INTERLACE_ENABLE from dc_crtc_timing->flags.INTERLACE */
+
+		/* OTG GSL (Global Sync Lock) Control - 5 fields */
+		uint32_t otg_gsl0_en;                    /* OTG_GSL_CONTROL->OTG_GSL0_EN from GSL group 0 enable */
+		uint32_t otg_gsl1_en;                    /* OTG_GSL_CONTROL->OTG_GSL1_EN from GSL group 1 enable */
+		uint32_t otg_gsl2_en;                    /* OTG_GSL_CONTROL->OTG_GSL2_EN from GSL group 2 enable */
+		uint32_t otg_gsl_master_en;              /* OTG_GSL_CONTROL->OTG_GSL_MASTER_EN from GSL master enable */
+		uint32_t otg_gsl_master_mode;            /* OTG_GSL_CONTROL->OTG_GSL_MASTER_MODE from gsl_params->gsl_master mode */
+
+		/* OTG DRR Advanced Control - 4 fields */
+		uint32_t otg_v_total_last_used_by_drr;   /* OTG_DRR_CONTROL->OTG_V_TOTAL_LAST_USED_BY_DRR from last used DRR V_TOTAL (read-only) */
+		uint32_t otg_drr_trigger_window_start_x; /* OTG_DRR_TRIGGER_WINDOW->OTG_DRR_TRIGGER_WINDOW_START_X from window_start parameter */
+		uint32_t otg_drr_trigger_window_end_x;   /* OTG_DRR_TRIGGER_WINDOW->OTG_DRR_TRIGGER_WINDOW_END_X from window_end parameter */
+		uint32_t otg_drr_v_total_change_limit;   /* OTG_DRR_V_TOTAL_CHANGE->OTG_DRR_V_TOTAL_CHANGE_LIMIT from limit parameter */
+
+		/* OTG DSC Position Control - 2 fields */
+		uint32_t otg_dsc_start_position_x;       /* OTG_DSC_START_POSITION->OTG_DSC_START_POSITION_X from DSC start X position */
+		uint32_t otg_dsc_start_position_line_num; /* OTG_DSC_START_POSITION->OTG_DSC_START_POSITION_LINE_NUM from DSC start line number */
+
+		/* OTG Double Buffer Control - 2 fields */
+		uint32_t otg_drr_timing_dbuf_update_mode; /* OTG_DOUBLE_BUFFER_CONTROL->OTG_DRR_TIMING_DBUF_UPDATE_MODE from DRR double buffer mode */
+		uint32_t otg_blank_data_double_buffer_en; /* OTG_DOUBLE_BUFFER_CONTROL->OTG_BLANK_DATA_DOUBLE_BUFFER_EN from blank data double buffer enable */
+
+		/* OTG Vertical Interrupts - 6 fields */
+		uint32_t otg_vertical_interrupt0_int_enable; /* OTG_VERTICAL_INTERRUPT0_CONTROL->OTG_VERTICAL_INTERRUPT0_INT_ENABLE from interrupt 0 enable */
+		uint32_t otg_vertical_interrupt0_line_start; /* OTG_VERTICAL_INTERRUPT0_POSITION->OTG_VERTICAL_INTERRUPT0_LINE_START from start_line parameter */
+		uint32_t otg_vertical_interrupt1_int_enable; /* OTG_VERTICAL_INTERRUPT1_CONTROL->OTG_VERTICAL_INTERRUPT1_INT_ENABLE from interrupt 1 enable */
+		uint32_t otg_vertical_interrupt1_line_start; /* OTG_VERTICAL_INTERRUPT1_POSITION->OTG_VERTICAL_INTERRUPT1_LINE_START from start_line parameter */
+		uint32_t otg_vertical_interrupt2_int_enable; /* OTG_VERTICAL_INTERRUPT2_CONTROL->OTG_VERTICAL_INTERRUPT2_INT_ENABLE from interrupt 2 enable */
+		uint32_t otg_vertical_interrupt2_line_start; /* OTG_VERTICAL_INTERRUPT2_POSITION->OTG_VERTICAL_INTERRUPT2_LINE_START from start_line parameter */
+
+		/* OTG Global Sync Parameters - 6 fields */
+		uint32_t otg_vready_offset;              /* OTG_VREADY_PARAM->OTG_VREADY_OFFSET from vready_offset parameter */
+		uint32_t otg_vstartup_start;             /* OTG_VSTARTUP_PARAM->OTG_VSTARTUP_START from vstartup_start parameter */
+		uint32_t otg_vupdate_offset;             /* OTG_VUPDATE_PARAM->OTG_VUPDATE_OFFSET from vupdate_offset parameter */
+		uint32_t otg_vupdate_width;              /* OTG_VUPDATE_PARAM->OTG_VUPDATE_WIDTH from vupdate_width parameter */
+		uint32_t master_update_lock_vupdate_keepout_start_offset; /* OTG_VUPDATE_KEEPOUT->MASTER_UPDATE_LOCK_VUPDATE_KEEPOUT_START_OFFSET from pstate_keepout start */
+		uint32_t master_update_lock_vupdate_keepout_end_offset;   /* OTG_VUPDATE_KEEPOUT->MASTER_UPDATE_LOCK_VUPDATE_KEEPOUT_END_OFFSET from pstate_keepout end */
+
+		/* OTG Manual Trigger Control - 11 fields */
+		uint32_t otg_triga_source_select;        /* OTG_TRIGA_CNTL->OTG_TRIGA_SOURCE_SELECT from trigger A source selection */
+		uint32_t otg_triga_source_pipe_select;   /* OTG_TRIGA_CNTL->OTG_TRIGA_SOURCE_PIPE_SELECT from trigger A pipe selection */
+		uint32_t otg_triga_rising_edge_detect_cntl; /* OTG_TRIGA_CNTL->OTG_TRIGA_RISING_EDGE_DETECT_CNTL from trigger A rising edge detect */
+		uint32_t otg_triga_falling_edge_detect_cntl; /* OTG_TRIGA_CNTL->OTG_TRIGA_FALLING_EDGE_DETECT_CNTL from trigger A falling edge detect */
+		uint32_t otg_triga_polarity_select;      /* OTG_TRIGA_CNTL->OTG_TRIGA_POLARITY_SELECT from trigger A polarity selection */
+		uint32_t otg_triga_frequency_select;     /* OTG_TRIGA_CNTL->OTG_TRIGA_FREQUENCY_SELECT from trigger A frequency selection */
+		uint32_t otg_triga_delay;                /* OTG_TRIGA_CNTL->OTG_TRIGA_DELAY from trigger A delay */
+		uint32_t otg_triga_clear;                /* OTG_TRIGA_CNTL->OTG_TRIGA_CLEAR from trigger A clear */
+		uint32_t otg_triga_manual_trig;          /* OTG_TRIGA_MANUAL_TRIG->OTG_TRIGA_MANUAL_TRIG from manual trigger A */
+		uint32_t otg_trigb_source_select;        /* OTG_TRIGB_CNTL->OTG_TRIGB_SOURCE_SELECT from trigger B source selection */
+		uint32_t otg_trigb_polarity_select;      /* OTG_TRIGB_CNTL->OTG_TRIGB_POLARITY_SELECT from trigger B polarity selection */
+		uint32_t otg_trigb_manual_trig;          /* OTG_TRIGB_MANUAL_TRIG->OTG_TRIGB_MANUAL_TRIG from manual trigger B */
+
+		/* OTG Static Screen and Update Control - 6 fields */
+		uint32_t otg_static_screen_event_mask;   /* OTG_STATIC_SCREEN_CONTROL->OTG_STATIC_SCREEN_EVENT_MASK from event_triggers parameter */
+		uint32_t otg_static_screen_frame_count;  /* OTG_STATIC_SCREEN_CONTROL->OTG_STATIC_SCREEN_FRAME_COUNT from num_frames parameter */
+		uint32_t master_update_lock;             /* OTG_MASTER_UPDATE_LOCK->MASTER_UPDATE_LOCK from update lock control */
+		uint32_t master_update_mode;             /* OTG_MASTER_UPDATE_MODE->MASTER_UPDATE_MODE from update mode selection */
+		uint32_t otg_force_count_now_mode;       /* OTG_FORCE_COUNT_NOW_CNTL->OTG_FORCE_COUNT_NOW_MODE from force count mode */
+		uint32_t otg_force_count_now_clear;      /* OTG_FORCE_COUNT_NOW_CNTL->OTG_FORCE_COUNT_NOW_CLEAR from force count clear */
+
+		/* VTG Control - 3 fields */
+		uint32_t vtg0_enable;                    /* CONTROL->VTG0_ENABLE from VTG enable control */
+		uint32_t vtg0_fp2;                       /* CONTROL->VTG0_FP2 from VTG front porch 2 */
+		uint32_t vtg0_vcount_init;               /* CONTROL->VTG0_VCOUNT_INIT from VTG vertical count init */
+
+		/* OTG Status (Read-Only) - 12 fields */
+		uint32_t otg_v_blank;                    /* OTG_STATUS->OTG_V_BLANK from vertical blank status (read-only) */
+		uint32_t otg_v_active_disp;              /* OTG_STATUS->OTG_V_ACTIVE_DISP from vertical active display (read-only) */
+		uint32_t otg_frame_count;                /* OTG_STATUS_FRAME_COUNT->OTG_FRAME_COUNT from frame count (read-only) */
+		uint32_t otg_horz_count;                 /* OTG_STATUS_POSITION->OTG_HORZ_COUNT from horizontal position (read-only) */
+		uint32_t otg_vert_count;                 /* OTG_STATUS_POSITION->OTG_VERT_COUNT from vertical position (read-only) */
+		uint32_t otg_horz_count_hv;              /* OTG_STATUS_HV_COUNT->OTG_HORZ_COUNT from horizontal count (read-only) */
+		uint32_t otg_vert_count_nom;             /* OTG_STATUS_HV_COUNT->OTG_VERT_COUNT_NOM from vertical count nominal (read-only) */
+		uint32_t otg_flip_pending;               /* OTG_PIPE_UPDATE_STATUS->OTG_FLIP_PENDING from flip pending status (read-only) */
+		uint32_t otg_dc_reg_update_pending;      /* OTG_PIPE_UPDATE_STATUS->OTG_DC_REG_UPDATE_PENDING from DC register update pending (read-only) */
+		uint32_t otg_cursor_update_pending;      /* OTG_PIPE_UPDATE_STATUS->OTG_CURSOR_UPDATE_PENDING from cursor update pending (read-only) */
+		uint32_t otg_vupdate_keepout_status;     /* OTG_PIPE_UPDATE_STATUS->OTG_VUPDATE_KEEPOUT_STATUS from VUPDATE keepout status (read-only) */
+	} optc[MAX_PIPES];
+
+	/* Metadata */
+	uint32_t active_pipe_count;
+	uint32_t active_stream_count;
+	bool state_valid;
+};
+
+/**
+ * dc_capture_register_software_state() - Capture software state for register programming
+ * @dc: DC context containing current display configuration
+ * @state: Pointer to dc_register_software_state structure to populate
+ *
+ * Extracts all software state variables that are used to program hardware register
+ * fields across the display driver pipeline. This provides a complete snapshot
+ * of the software configuration that drives hardware register programming.
+ *
+ * The function traverses the DC context and extracts values from:
+ * - Stream configurations (timing, format, DSC settings)
+ * - Plane states (surface format, rotation, scaling, cursor)
+ * - Pipe contexts (resource allocation, blending, viewport)
+ * - Clock manager (display clocks, DPP clocks, pixel clocks)
+ * - Resource context (DET buffer allocation, ODM configuration)
+ *
+ * This is essential for underflow debugging as it captures the exact software
+ * state that determines how registers are programmed, allowing analysis of
+ * whether underflow is caused by incorrect register programming or timing issues.
+ *
+ * Return: true if state was successfully captured, false on error
+ */
+bool dc_capture_register_software_state(struct dc *dc, struct dc_register_software_state *state);
 
 #endif /* DC_INTERFACE_H_ */

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

···
 	bool cable_id_written;
 };
 
+union dpcd_panel_replay_capability_supported {
+	struct {
+		unsigned char PANEL_REPLAY_SUPPORT          :1;
+		unsigned char SELECTIVE_UPDATE_SUPPORT      :1;
+		unsigned char EARLY_TRANSPORT_SUPPORT       :1;
+		unsigned char RESERVED				        :5;
+	} bits;
+	unsigned char raw;
+};
+
 enum dpcd_downstream_port_max_bpc {
 	DOWN_STREAM_MAX_8BPC = 0,
 	DOWN_STREAM_MAX_10BPC,
···
 	struct edp_psr_info psr_info;
 
 	struct replay_info pr_info;
+	union dpcd_panel_replay_capability_supported pr_caps_supported;
 	uint16_t edp_oled_emission_rate;
 	union dp_receive_port0_cap receive_port0_cap;
 	/* Indicates the number of SST links supported by MSO (Multi-Stream Output) */
···
 		unsigned char SINK_DEVICE_REPLAY_STATUS        : 3;
 		unsigned char SINK_FRAME_LOCKED                : 2;
 		unsigned char RESERVED                         : 1;
+	} bits;
+	unsigned char raw;
+};
+
+union panel_replay_enable_and_configuration_1 {
+	struct {
+		unsigned char PANEL_REPLAY_ENABLE                     :1;
+		unsigned char PANEL_REPLAY_CRC_ENABLE                 :1;
+		unsigned char IRQ_HPD_ASSDP_MISSING                   :1;
+		unsigned char IRQ_HPD_VSCSDP_UNCORRECTABLE_ERROR      :1;
+		unsigned char IRQ_HPD_RFB_ERROR                       :1;
+		unsigned char IRQ_HPD_ACTIVE_FRAME_CRC_ERROR          :1;
+		unsigned char PANEL_REPLAY_SELECTIVE_UPDATE_ENABLE    :1;
+		unsigned char PANEL_REPLAY_EARLY_TRANSPORT_ENABLE     :1;
+	} bits;
+	unsigned char raw;
+};
+
+union panel_replay_enable_and_configuration_2 {
+	struct {
+		unsigned char SINK_REFRESH_RATE_UNLOCK_GRANTED        :1;
+		unsigned char RESERVED                                :1;
+		unsigned char SU_Y_GRANULARITY_EXT_VALUE_ENABLED      :1;
+		unsigned char SU_Y_GRANULARITY_EXT_VALUE              :4;
+		unsigned char SU_REGION_SCAN_LINE_CAPTURE_INDICATION  :1;
 	} bits;
 	unsigned char raw;
 };

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

···
 	DC_PSR_VERSION_UNSUPPORTED		= 0xFFFFFFFF,
 };
 
+enum dc_replay_version {
+	DC_FREESYNC_REPLAY = 0,
+	DC_VESA_PANEL_REPLAY = 1,
+	DC_REPLAY_VERSION_UNSUPPORTED = 0XFF,
+};
+
 /* Possible values of display_endpoint_id.endpoint */
 enum display_endpoint_type {
 	DISPLAY_ENDPOINT_PHY = 0, /* Physical connector. */
···
 	Replay_Set_Residency_Frameupdate_Timer,
 	Replay_Set_Pseudo_VTotal,
 	Replay_Disabled_Adaptive_Sync_SDP,
+	Replay_Set_Version,
 	Replay_Set_General_Cmd,
 };
 
···
 };
 
 struct replay_config {
+	/* Replay version */
+	enum dc_replay_version replay_version;
 	/* Replay feature is supported */
 	bool replay_supported;
 	/* Replay caps support DPCD & EDID caps*/

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

···
 		REG_UPDATE(DCCG_AUDIO_DTO1_PHASE,
 				DCCG_AUDIO_DTO1_PHASE, clock_info.audio_dto_phase);
 
-		REG_UPDATE(DCCG_AUDIO_DTO_SOURCE,
+		if (aud->masks->DCCG_AUDIO_DTO2_USE_512FBR_DTO)
+			REG_UPDATE(DCCG_AUDIO_DTO_SOURCE,
 				DCCG_AUDIO_DTO2_USE_512FBR_DTO, 1);
 
 	}

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

···
 	enc110->se_mask = se_mask;
 }
 
-static const struct stream_encoder_funcs dce110_an_str_enc_funcs = {0};
+static const struct stream_encoder_funcs dce110_an_str_enc_funcs = {};
 
 void dce110_analog_stream_encoder_construct(
 	struct dce110_stream_encoder *enc110,

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

···
 		cmd.replay_disabled_adaptive_sync_sdp.data.force_disabled =
 			cmd_element->disabled_adaptive_sync_sdp_data.force_disabled;
 		break;
+	case Replay_Set_Version:
+		//Header
+		cmd.replay_set_version.header.sub_type =
+			DMUB_CMD__REPLAY_SET_VERSION;
+		cmd.replay_set_version.header.payload_bytes =
+			sizeof(struct dmub_rb_cmd_replay_set_version) -
+			sizeof(struct dmub_cmd_header);
+		//Cmd Body
+		cmd.replay_set_version.replay_set_version_data.panel_inst =
+			cmd_element->version_data.panel_inst;
+		cmd.replay_set_version.replay_set_version_data.version =
+			cmd_element->version_data.version;
+		break;
 	case Replay_Set_General_Cmd:
 		//Header
 		cmd.replay_set_general_cmd.header.sub_type =

drivers/gpu/drm/amd/display/dc/dml2_0/display_mode_core_structs.h

···
 	struct CalculatePrefetchSchedule_params_st CalculatePrefetchSchedule_params;
 };
 
-/// @brief Represent the overall soc/ip enviroment. It contains data structure represent the soc/ip characteristic and also structures that hold calculation output
+/// @brief Represent the overall soc/ip environment. It contains data structure represent the soc/ip characteristic and also structures that hold calculation output
 struct display_mode_lib_st {
 	dml_uint_t project;
 

drivers/gpu/drm/amd/display/dc/hwss/dce110/dce110_hwseq.c

···
 	uint32_t early_control = 0;
 	struct timing_generator *tg = pipe_ctx->stream_res.tg;
 
-	link_hwss->setup_stream_attribute(pipe_ctx);
 	link_hwss->setup_stream_encoder(pipe_ctx);
 
 	dc->hwss.update_info_frame(pipe_ctx);
···
 	if (!pipe_ctx->stream)
 		return;
 
+	if (dc_is_rgb_signal(pipe_ctx->stream->signal))
+		return;
+
 	dc = pipe_ctx->stream->ctx->dc;
 	clk_mgr = dc->clk_mgr;
 	link_hwss = get_link_hwss(pipe_ctx->stream->link, &pipe_ctx->link_res);
···
 	const struct link_hwss *link_hwss;
 
 	if (!pipe_ctx || !pipe_ctx->stream)
+		return;
+
+	if (dc_is_rgb_signal(pipe_ctx->stream->signal))
 		return;
 
 	dc = pipe_ctx->stream->ctx->dc;
···
 		pipe_ctx->stream_res.stream_enc->funcs->stop_dp_info_packets(
 			pipe_ctx->stream_res.stream_enc);
 
-	if (!dc_is_rgb_signal(pipe_ctx->stream->signal))
-		dc->hwss.disable_audio_stream(pipe_ctx);
+	dc->hwss.disable_audio_stream(pipe_ctx);
 
 	link_hwss->reset_stream_encoder(pipe_ctx);
 

drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c

···
 		 *		DOMAIN11_PGFSM_PWR_STATUS, pwr_status,
 		 * 		1, 1000);
 		 */
+
+		/* Force disable cursor on plane powerdown on DPP 5 using dpp_force_disable_cursor */
+		if (!power_on) {
+			struct dpp *dpp5 = hws->ctx->dc->res_pool->dpps[dpp_inst];
+			if (dpp5 && dpp5->funcs->dpp_force_disable_cursor)
+				dpp5->funcs->dpp_force_disable_cursor(dpp5);
+		}
+
 		break;
 	default:
 		BREAK_TO_DEBUGGER();
···
 			dccg->funcs->enable_symclk_se(dccg, stream_enc->stream_enc_inst,
 						      link_enc->transmitter - TRANSMITTER_UNIPHY_A);
 	}
-
-	link_hwss->setup_stream_attribute(pipe_ctx);
 
 	if (dc->res_pool->dccg->funcs->set_pixel_rate_div)
 		dc->res_pool->dccg->funcs->set_pixel_rate_div(

drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c

···
 		}
 	}
 
-	link_hwss->setup_stream_attribute(pipe_ctx);
-
 	if (dc->res_pool->dccg->funcs->set_pixel_rate_div) {
 		dc->res_pool->dccg->funcs->set_pixel_rate_div(
 			dc->res_pool->dccg,
···
 	if ((pipe_ctx->update_flags.bits.enable || pipe_ctx->update_flags.bits.opp_changed ||
 	     pipe_ctx->update_flags.bits.scaler || viewport_changed == true) &&
 	    pipe_ctx->stream->cursor_attributes.address.quad_part != 0) {
+
+		hwss_add_abort_cursor_offload_update(seq_state, dc, pipe_ctx);
 
 		hwss_add_set_cursor_attribute(seq_state, dc, pipe_ctx);
 

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

···
 	struct mcache_regs_struct *mcache_regs;
 };
 
+struct abort_cursor_offload_update_params {
+	struct dc *dc;
+	struct pipe_ctx *pipe_ctx;
+};
+
 struct set_cursor_attribute_params {
 	struct dc *dc;
 	struct pipe_ctx *pipe_ctx;
···
 	struct mpc_insert_plane_params mpc_insert_plane_params;
 	struct dpp_set_scaler_params dpp_set_scaler_params;
 	struct hubp_mem_program_viewport_params hubp_mem_program_viewport_params;
+	struct abort_cursor_offload_update_params abort_cursor_offload_update_params;
 	struct set_cursor_attribute_params set_cursor_attribute_params;
 	struct set_cursor_position_params set_cursor_position_params;
 	struct set_cursor_sdr_white_level_params set_cursor_sdr_white_level_params;
···
 	MPC_INSERT_PLANE,
 	DPP_SET_SCALER,
 	HUBP_MEM_PROGRAM_VIEWPORT,
+	ABORT_CURSOR_OFFLOAD_UPDATE,
 	SET_CURSOR_ATTRIBUTE,
 	SET_CURSOR_POSITION,
 	SET_CURSOR_SDR_WHITE_LEVEL,
···
 
 void hwss_hubp_mem_program_viewport(union block_sequence_params *params);
 
+void hwss_abort_cursor_offload_update(union block_sequence_params *params);
+
 void hwss_set_cursor_attribute(union block_sequence_params *params);
 
 void hwss_set_cursor_position(union block_sequence_params *params);
···
 		struct hubp *hubp,
 		const struct rect *viewport,
 		const struct rect *viewport_c);
+
+void hwss_add_abort_cursor_offload_update(struct block_sequence_state *seq_state,
+		struct dc *dc,
+		struct pipe_ctx *pipe_ctx);
 
 void hwss_add_set_cursor_attribute(struct block_sequence_state *seq_state,
 		struct dc *dc,

drivers/gpu/drm/amd/display/dc/inc/hw/hw_shared.h

···
 #define MAX_HPO_DP2_ENCODERS	4
 #define MAX_HPO_DP2_LINK_ENCODERS	4
 
+/* Pipe topology snapshot structures */
+#define MAX_TOPOLOGY_SNAPSHOTS 4
+
+struct pipe_topology_line {
+	bool is_phantom_pipe;
+	int plane_idx;
+	int slice_idx;
+	int stream_idx;
+	int dpp_inst;
+	int opp_inst;
+	int tg_inst;
+};
+
+struct pipe_topology_snapshot {
+	struct pipe_topology_line pipe_log_lines[MAX_PIPES];
+	int line_count;
+	uint64_t timestamp_us;
+	int stream_count;
+	int phantom_stream_count;
+};
+
+struct pipe_topology_history {
+	struct pipe_topology_snapshot snapshots[MAX_TOPOLOGY_SNAPSHOTS];
+	int current_snapshot_index;
+};
+
 struct gamma_curve {
 	uint32_t offset;
 	uint32_t segments_num;

drivers/gpu/drm/amd/display/dc/link/link_detection.c

···
 			break;
 		}
 
-		sink->edid_caps.analog &= dc_connector_supports_analog(link->link_id.id);
-
 		// Check if edid is the same
 		if ((prev_sink) &&
 		    (edid_status == EDID_THE_SAME || edid_status == EDID_OK))

drivers/gpu/drm/amd/display/dc/link/link_dpms.c

···
 {
 	enum dc_status status = DC_ERROR_UNEXPECTED;
 	struct dc_stream_state *stream = pipe_ctx->stream;
-	struct dc_link *link = stream->link;
+	struct dc_link *link = NULL;
+
+	if (stream == NULL)
+		return DC_ERROR_UNEXPECTED;
+	link = stream->link;
 
 	/* There's some scenarios where driver is unloaded with display
 	 * still enabled. When driver is reloaded, it may cause a display
···
 			set_avmute(pipe_ctx, true);
 	}
 
-	if (!dc_is_rgb_signal(pipe_ctx->stream->signal))
-		dc->hwss.disable_audio_stream(pipe_ctx);
+	dc->hwss.disable_audio_stream(pipe_ctx);
 
 	update_psp_stream_config(pipe_ctx, true);
 	dc->hwss.blank_stream(pipe_ctx);
···
 	struct link_encoder *link_enc = pipe_ctx->link_res.dio_link_enc;
 	enum otg_out_mux_dest otg_out_dest = OUT_MUX_DIO;
 	struct vpg *vpg = pipe_ctx->stream_res.stream_enc->vpg;
+	const struct link_hwss *link_hwss = get_link_hwss(link, &pipe_ctx->link_res);
 	bool apply_edp_fast_boot_optimization =
 		pipe_ctx->stream->apply_edp_fast_boot_optimization;
 
···
 			otg_out_dest = OUT_MUX_DIO;
 		pipe_ctx->stream_res.tg->funcs->set_out_mux(pipe_ctx->stream_res.tg, otg_out_dest);
 	}
+
+	link_hwss->setup_stream_attribute(pipe_ctx);
 
 	pipe_ctx->stream->apply_edp_fast_boot_optimization = false;
 
···
 		enable_stream_features(pipe_ctx);
 	update_psp_stream_config(pipe_ctx, false);
 
-	if (!dc_is_rgb_signal(pipe_ctx->stream->signal))
-		dc->hwss.enable_audio_stream(pipe_ctx);
+	dc->hwss.enable_audio_stream(pipe_ctx);
 
 	if (dc_is_hdmi_signal(pipe_ctx->stream->signal)) {
 		set_avmute(pipe_ctx, false);

drivers/gpu/drm/amd/display/dc/link/link_factory.c

···
 	enc_init_data.transmitter = translate_encoder_to_transmitter(enc_init_data.encoder);
 	enc_init_data.analog_engine = find_analog_engine(link);
 
-	if (!transmitter_supported(enc_init_data.transmitter) &&
-		!analog_engine_supported(enc_init_data.analog_engine)) {
-		DC_LOG_WARNING("link_id %d has unsupported encoder\n", link->link_id.id);
-		return false;
-	}
-
 	link->ep_type = DISPLAY_ENDPOINT_PHY;
 
 	DC_LOG_DC("BIOS object table - link_id: %d", link->link_id.id);
+
+	if (!transmitter_supported(enc_init_data.transmitter) &&
+	    !analog_engine_supported(enc_init_data.analog_engine)) {
+		DC_LOG_WARNING("link_id %d has unsupported encoder\n", link->link_id.id);
+		goto unsupported_fail;
+	}
 
 	if (bios->funcs->get_disp_connector_caps_info) {
 		bios->funcs->get_disp_connector_caps_info(bios, link->link_id, &disp_connect_caps_info);
···
 
 	link->psr_settings.psr_vtotal_control_support = false;
 	link->psr_settings.psr_version = DC_PSR_VERSION_UNSUPPORTED;
+	link->replay_settings.config.replay_version = DC_REPLAY_VERSION_UNSUPPORTED;
 
 	DC_LOG_DC("BIOS object table - %s finished successfully.\n", __func__);
 	return true;
···
 		link->hpd_gpio = NULL;
 	}
 
+unsupported_fail:
 	DC_LOG_DC("BIOS object table - %s failed.\n", __func__);
 	return false;
 }
···
 	/* TODO: Create link encoder */
 
 	link->psr_settings.psr_version = DC_PSR_VERSION_UNSUPPORTED;
+	link->replay_settings.config.replay_version = DC_REPLAY_VERSION_UNSUPPORTED;
 
 	return true;
 

drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c

···
 	union edp_configuration_cap edp_config_cap;
 	union dp_downstream_port_present ds_port = { 0 };
 	enum dc_status status = DC_ERROR_UNEXPECTED;
-	uint32_t read_dpcd_retry_cnt = 3;
+	uint32_t read_dpcd_retry_cnt = 20;
 	int i;
 	struct dp_sink_hw_fw_revision dp_hw_fw_revision;
 	const uint32_t post_oui_delay = 30; // 30ms
···
 	}
 
 	dpcd_set_source_specific_data(link);
-	/* Sink may need to configure internals based on vendor, so allow some
-	 * time before proceeding with possibly vendor specific transactions
-	 */
-	msleep(post_oui_delay);
 
 	for (i = 0; i < read_dpcd_retry_cnt; i++) {
+		/*
+		 * Sink may need to configure internals based on vendor, so allow some
+		 * time before proceeding with possibly vendor specific transactions
+		 */
+		msleep(post_oui_delay);
 		status = core_link_read_dpcd(
 				link,
 				DP_DPCD_REV,
···
 			DPCD_MAX_UNCOMPRESSED_PIXEL_RATE_CAP,
 			link->dpcd_caps.max_uncompressed_pixel_rate_cap.raw,
 			sizeof(link->dpcd_caps.max_uncompressed_pixel_rate_cap.raw));
+
+	core_link_read_dpcd(link,
+			DP_PANEL_REPLAY_CAPABILITY_SUPPORT,
+			&link->dpcd_caps.pr_caps_supported.raw,
+			sizeof(link->dpcd_caps.pr_caps_supported.raw));
 
 	/* Read DP tunneling information. */
 	status = dpcd_get_tunneling_device_data(link);

drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c

···
 	/* Set power optimization flag */
 	if (power_opts && link->replay_settings.replay_power_opt_active != *power_opts) {
 		if (replay != NULL && link->replay_settings.replay_feature_enabled &&
-		    replay->funcs->replay_set_power_opt) {
+			replay->funcs->replay_set_power_opt) {
 			replay->funcs->replay_set_power_opt(replay, *power_opts, panel_inst);
 			link->replay_settings.replay_power_opt_active = *power_opts;
 		}
···
 	return true;
 }
 
-bool edp_setup_replay(struct dc_link *link, const struct dc_stream_state *stream)
+static bool edp_setup_panel_replay(struct dc_link *link, const struct dc_stream_state *stream)
+{
+	/* To-do: Setup Replay */
+	struct dc *dc;
+	struct dmub_replay *replay;
+	int i;
+	unsigned int panel_inst;
+	struct replay_context replay_context = { 0 };
+	unsigned int lineTimeInNs = 0;
+
+	union panel_replay_enable_and_configuration_1 pr_config_1 = { 0 };
+	union panel_replay_enable_and_configuration_2 pr_config_2 = { 0 };
+
+	union dpcd_alpm_configuration alpm_config;
+
+	replay_context.controllerId = CONTROLLER_ID_UNDEFINED;
+
+	if (!link)
+		return false;
+
+	//Clear Panel Replay enable & config
+	dm_helpers_dp_write_dpcd(link->ctx, link,
+		DP_PANEL_REPLAY_ENABLE_AND_CONFIGURATION_1,
+		(uint8_t *)&(pr_config_1.raw), sizeof(uint8_t));
+
+	dm_helpers_dp_write_dpcd(link->ctx, link,
+		DP_PANEL_REPLAY_ENABLE_AND_CONFIGURATION_2,
+		(uint8_t *)&(pr_config_2.raw), sizeof(uint8_t));
+
+	if (!(link->replay_settings.config.replay_supported))
+		return false;
+
+	dc = link->ctx->dc;
+
+	//not sure should keep or not
+	replay = dc->res_pool->replay;
+
+	if (!replay)
+		return false;
+
+	if (!dc_get_edp_link_panel_inst(dc, link, &panel_inst))
+		return false;
+
+	replay_context.aux_inst = link->ddc->ddc_pin->hw_info.ddc_channel;
+	replay_context.digbe_inst = link->link_enc->transmitter;
+	replay_context.digfe_inst = link->link_enc->preferred_engine;
+
+	for (i = 0; i < MAX_PIPES; i++) {
+		if (dc->current_state->res_ctx.pipe_ctx[i].stream
+				== stream) {
+			/* dmcu -1 for all controller id values,
+			 * therefore +1 here
+			 */
+			replay_context.controllerId =
+				dc->current_state->res_ctx.pipe_ctx[i].stream_res.tg->inst + 1;
+			break;
+		}
+	}
+
+	lineTimeInNs =
+		((stream->timing.h_total * 1000000) /
+			(stream->timing.pix_clk_100hz / 10)) + 1;
+
+	replay_context.line_time_in_ns = lineTimeInNs;
+
+	link->replay_settings.replay_feature_enabled =
+			replay->funcs->replay_copy_settings(replay, link, &replay_context, panel_inst);
+
+	if (link->replay_settings.replay_feature_enabled) {
+		pr_config_1.bits.PANEL_REPLAY_ENABLE = 1;
+		pr_config_1.bits.PANEL_REPLAY_CRC_ENABLE = 1;
+		pr_config_1.bits.IRQ_HPD_ASSDP_MISSING = 1;
+		pr_config_1.bits.IRQ_HPD_VSCSDP_UNCORRECTABLE_ERROR = 1;
+		pr_config_1.bits.IRQ_HPD_RFB_ERROR = 1;
+		pr_config_1.bits.IRQ_HPD_ACTIVE_FRAME_CRC_ERROR = 1;
+		pr_config_1.bits.PANEL_REPLAY_SELECTIVE_UPDATE_ENABLE = 1;
+		pr_config_1.bits.PANEL_REPLAY_EARLY_TRANSPORT_ENABLE = 1;
+
+		pr_config_2.bits.SINK_REFRESH_RATE_UNLOCK_GRANTED = 0;
+		pr_config_2.bits.SU_Y_GRANULARITY_EXT_VALUE_ENABLED = 0;
+		pr_config_2.bits.SU_REGION_SCAN_LINE_CAPTURE_INDICATION = 0;
+
+		dm_helpers_dp_write_dpcd(link->ctx, link,
+			DP_PANEL_REPLAY_ENABLE_AND_CONFIGURATION_1,
+			(uint8_t *)&(pr_config_1.raw), sizeof(uint8_t));
+
+		dm_helpers_dp_write_dpcd(link->ctx, link,
+			DP_PANEL_REPLAY_ENABLE_AND_CONFIGURATION_2,
+			(uint8_t *)&(pr_config_2.raw), sizeof(uint8_t));
+
+		//ALPM Setup
+		memset(&alpm_config, 0, sizeof(alpm_config));
+		alpm_config.bits.ENABLE = link->replay_settings.config.alpm_mode != DC_ALPM_UNSUPPORTED ? 1 : 0;
+
+		if (link->replay_settings.config.alpm_mode == DC_ALPM_AUXLESS) {
+			alpm_config.bits.ALPM_MODE_SEL = 1;
+			alpm_config.bits.ACDS_PERIOD_DURATION = 1;
+		}
+
+		dm_helpers_dp_write_dpcd(
+			link->ctx,
+			link,
+			DP_RECEIVER_ALPM_CONFIG,
+			&alpm_config.raw,
+			sizeof(alpm_config.raw));
+	}
+
+	return true;
+}
+
+static bool edp_setup_freesync_replay(struct dc_link *link, const struct dc_stream_state *stream)
 {
 	/* To-do: Setup Replay */
 	struct dc *dc;
···
 	link->replay_settings.config.replay_video_conferencing_optimization_enabled = false;
 
 	return true;
+}
+
+bool edp_setup_replay(struct dc_link *link, const struct dc_stream_state *stream)
+{
+	if (!link)
+		return false;
+	if (link->replay_settings.config.replay_version == DC_VESA_PANEL_REPLAY)
+		return edp_setup_panel_replay(link, stream);
+	else if (link->replay_settings.config.replay_version == DC_FREESYNC_REPLAY)
+		return edp_setup_freesync_replay(link, stream);
+	else
+		return false;
 }
 
 /*

drivers/gpu/drm/amd/display/dc/resource/dcn401/dcn401_resource.h

···
 #define LE_DCN401_REG_LIST_RI(id)                                            \
 	LE_DCN3_REG_LIST_RI(id), \
 	SRI_ARR(DP_DPHY_INTERNAL_CTRL, DP, id), \
-	SRI_ARR(DIG_BE_CLK_CNTL, DIG, id)
+	SRI_ARR(DIG_BE_CLK_CNTL, DIG, id),\
+	SR_ARR(DIO_CLK_CNTL, id)
 
 /* DPP */
 #define DPP_REG_LIST_DCN401_COMMON_RI(id)                                    \

drivers/gpu/drm/amd/display/dc/virtual/virtual_stream_encoder.c

···
 	struct dc_crtc_timing *crtc_timing,
 	bool is_dual_link) {}
 
-static void virtual_stream_encoder_lvds_set_stream_attribute(
-	struct stream_encoder *enc,
-	struct dc_crtc_timing *crtc_timing)
-{}
-
 static void virtual_stream_encoder_set_throttled_vcp_size(
 	struct stream_encoder *enc,
 	struct fixed31_32 avg_time_slots_per_mtp)
···
 		virtual_stream_encoder_hdmi_set_stream_attribute,
 	.dvi_set_stream_attribute =
 		virtual_stream_encoder_dvi_set_stream_attribute,
-	.lvds_set_stream_attribute =
-		virtual_stream_encoder_lvds_set_stream_attribute,
 	.set_throttled_vcp_size =
 		virtual_stream_encoder_set_throttled_vcp_size,
 	.update_hdmi_info_packets =

drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h

···
 
 union dmub_cmd_fams2_config {
 	struct dmub_cmd_fams2_global_config global;
+// coverity[cert_dcl37_c_violation:FALSE]  errno.h, stddef.h, stdint.h not included in atombios.h
 	struct dmub_fams2_stream_static_state stream; //v0
 	union {
 		struct dmub_fams2_cmd_stream_static_base_state base;

drivers/gpu/drm/amd/display/include/dpcd_defs.h

···
 #ifndef DP_SINK_HW_REVISION_START // can remove this once the define gets into linux drm_dp_helper.h
 #define DP_SINK_HW_REVISION_START 0x409
 #endif
+/* Panel Replay*/
+#ifndef DP_PANEL_REPLAY_CAPABILITY_SUPPORT // can remove this once the define gets into linux drm_dp_helper.h
+#define DP_PANEL_REPLAY_CAPABILITY_SUPPORT 0x0b0
+#endif /* DP_PANEL_REPLAY_CAPABILITY_SUPPORT */
+#ifndef DP_PANEL_REPLAY_CAPABILITY // can remove this once the define gets into linux drm_dp_helper.h
+#define DP_PANEL_REPLAY_CAPABILITY 0x0b1
+#endif /* DP_PANEL_REPLAY_CAPABILITY */
+#ifndef DP_PANEL_REPLAY_ENABLE_AND_CONFIGURATION_1  // can remove this once the define gets into linux drm_dp_helper.h
+#define DP_PANEL_REPLAY_ENABLE_AND_CONFIGURATION_1  0x1b0
+#endif /* DP_PANEL_REPLAY_ENABLE_AND_CONFIGURATION_1 */
+#ifndef DP_PANEL_REPLAY_ENABLE // can remove this once the define gets into linux drm_dp_helper.h
+#define DP_PANEL_REPLAY_ENABLE (1 << 0)
+#endif /* DP_PANEL_REPLAY_ENABLE */
+#ifndef DP_PANEL_REPLAY_ENABLE_AND_CONFIGURATION_2 // can remove this once the define gets into linux drm_dp_helper.h
+#define DP_PANEL_REPLAY_ENABLE_AND_CONFIGURATION_2 0x1b1
+#endif /* DP_PANEL_REPLAY_ENABLE_AND_CONFIGURATION_2 */
 
 enum dpcd_revision {
 	DPCD_REV_10 = 0x10,

drivers/gpu/drm/amd/display/modules/power/power_helpers.c

···
 	uint8_t max_link_off_frame_count = 0;
 	uint16_t max_deviation_line = 0,  pixel_deviation_per_line = 0;
 
+	if (!link || link->replay_settings.config.replay_version != DC_FREESYNC_REPLAY)
+		return;
+
 	max_deviation_line = link->dpcd_caps.pr_info.max_deviation_line;
 	pixel_deviation_per_line = link->dpcd_caps.pr_info.pixel_deviation_per_line;
 

drivers/gpu/drm/amd/pm/amdgpu_dpm.c

···
 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
 	int ret = 0;
 
-	if (!pp_funcs->get_pp_table)
-		return 0;
+	if (!table)
+		return -EINVAL;
+
+	if (amdgpu_sriov_vf(adev) || !pp_funcs->get_pp_table || adev->scpm_enabled)
+		return -EOPNOTSUPP;
 
 	mutex_lock(&adev->pm.mutex);
 	ret = pp_funcs->get_pp_table(adev->powerplay.pp_handle,
···
 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
 	int ret = 0;
 
-	if (!pp_funcs->set_pp_table)
+	if (!buf || !size)
+		return -EINVAL;
+
+	if (amdgpu_sriov_vf(adev) || !pp_funcs->set_pp_table || adev->scpm_enabled)
 		return -EOPNOTSUPP;
 
 	mutex_lock(&adev->pm.mutex);

drivers/gpu/drm/amd/pm/amdgpu_pm.c

···
 	AMDGPU_DEVICE_ATTR_RO(pp_num_states,				ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF),
 	AMDGPU_DEVICE_ATTR_RO(pp_cur_state,				ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF),
 	AMDGPU_DEVICE_ATTR_RW(pp_force_state,				ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF),
-	AMDGPU_DEVICE_ATTR_RW(pp_table,					ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF),
+	AMDGPU_DEVICE_ATTR_RW(pp_table,					ATTR_FLAG_BASIC),
 	AMDGPU_DEVICE_ATTR_RW(pp_dpm_sclk,				ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF,
 			      .attr_update = pp_dpm_clk_default_attr_update),
 	AMDGPU_DEVICE_ATTR_RW(pp_dpm_mclk,				ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF,
···
 		if (amdgpu_dpm_get_apu_thermal_limit(adev, &limit) ==
 		    -EOPNOTSUPP)
 			*states = ATTR_STATE_UNSUPPORTED;
+	} else if (DEVICE_ATTR_IS(pp_table)) {
+		int ret;
+		char *tmp = NULL;
+
+		ret = amdgpu_dpm_get_pp_table(adev, &tmp);
+		if (ret == -EOPNOTSUPP || !tmp)
+			*states = ATTR_STATE_UNSUPPORTED;
+		else
+			*states = ATTR_STATE_SUPPORTED;
 	}
 
 	switch (gc_ver) {

drivers/gpu/drm/amd/pm/powerplay/amd_powerplay.c

···
 {
 	struct pp_hwmgr *hwmgr = handle;
 
-	if (!hwmgr || !hwmgr->pm_en || !hwmgr->soft_pp_table)
+	if (!hwmgr || !hwmgr->pm_en || !table)
 		return -EINVAL;
+
+	if (!hwmgr->soft_pp_table)
+		return -EOPNOTSUPP;
 
 	*table = (char *)hwmgr->soft_pp_table;
 	return hwmgr->soft_pp_table_size;

drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c

···
 		return -EOPNOTSUPP;
 
 	if (!smu_table->power_play_table && !smu_table->hardcode_pptable)
-		return -EINVAL;
+		return -EOPNOTSUPP;
 
 	if (smu_table->hardcode_pptable)
 		*table = smu_table->hardcode_pptable;
···
 		if (adev->in_suspend && smu_is_dpm_running(smu)) {
 			dev_info(adev->dev, "dpm has been enabled\n");
 			ret = smu_system_features_control(smu, true);
-			if (ret)
+			if (ret) {
 				dev_err(adev->dev, "Failed system features control!\n");
-			return ret;
+				return ret;
+			}
+
+			return smu_enable_thermal_alert(smu);
 		}
 		break;
 	default:

drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c

···
 
 int smu_v11_0_disable_thermal_alert(struct smu_context *smu)
 {
-	return amdgpu_irq_put(smu->adev, &smu->irq_source, 0);
+	int ret = 0;
+
+	if (smu->smu_table.thermal_controller_type)
+		ret = amdgpu_irq_put(smu->adev, &smu->irq_source, 0);
+
+	return ret;
 }
 
 static uint16_t convert_to_vddc(uint8_t vid)

drivers/gpu/drm/radeon/radeon_fence.c

···
 	if (atomic64_read(&rdev->fence_drv[ring].last_seq) >= seq)
 		return true;
 
-	if (down_read_trylock(&rdev->exclusive_lock)) {
-		radeon_fence_process(rdev, ring);
-		up_read(&rdev->exclusive_lock);
-
-		if (atomic64_read(&rdev->fence_drv[ring].last_seq) >= seq)
-			return true;
-	}
 	return false;
 }