1 files changed, 52 insertions, 34 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index f7905bce0de1..5ad03f2afdb4 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -158,6 +158,14 @@ void amdgpu_bo_placement_from_domain(struct amdgpu_bo *abo, u32 domain)
 		c++;
 	}
 
+	if (domain & AMDGPU_GEM_DOMAIN_DOORBELL) {
+		places[c].fpfn = 0;
+		places[c].lpfn = 0;
+		places[c].mem_type = AMDGPU_PL_DOORBELL;
+		places[c].flags = 0;
+		c++;
+	}
+
 	if (domain & AMDGPU_GEM_DOMAIN_GTT) {
 		places[c].fpfn = 0;
 		places[c].lpfn = 0;
@@ -451,7 +459,7 @@ void amdgpu_bo_free_kernel(struct amdgpu_bo **bo, u64 *gpu_addr,
 		*cpu_addr = NULL;
 }
 
-/* Validate bo size is bit bigger then the request domain */
+/* Validate bo size is bit bigger than the request domain */
 static bool amdgpu_bo_validate_size(struct amdgpu_device *adev,
 					  unsigned long size, u32 domain)
 {
@@ -461,29 +469,24 @@ static bool amdgpu_bo_validate_size(struct amdgpu_device *adev,
 	 * If GTT is part of requested domains the check must succeed to
 	 * allow fall back to GTT.
 	 */
-	if (domain & AMDGPU_GEM_DOMAIN_GTT) {
+	if (domain & AMDGPU_GEM_DOMAIN_GTT)
 		man = ttm_manager_type(&adev->mman.bdev, TTM_PL_TT);
-
-		if (man && size < man->size)
-			return true;
-		else if (!man)
-			WARN_ON_ONCE("GTT domain requested but GTT mem manager uninitialized");
-		goto fail;
-	} else if (domain & AMDGPU_GEM_DOMAIN_VRAM) {
+	else if (domain & AMDGPU_GEM_DOMAIN_VRAM)
 		man = ttm_manager_type(&adev->mman.bdev, TTM_PL_VRAM);
+	else
+		return true;
 
-		if (man && size < man->size)
-			return true;
-		goto fail;
+	if (!man) {
+		if (domain & AMDGPU_GEM_DOMAIN_GTT)
+			WARN_ON_ONCE("GTT domain requested but GTT mem manager uninitialized");
+		return false;
 	}
 
-	/* TODO add more domains checks, such as AMDGPU_GEM_DOMAIN_CPU */
-	return true;
+	/* TODO add more domains checks, such as AMDGPU_GEM_DOMAIN_CPU, _DOMAIN_DOORBELL */
+	if (size < man->size)
+		return true;
 
-fail:
-	if (man)
-		DRM_DEBUG("BO size %lu > total memory in domain: %llu\n", size,
-			  man->size);
+	DRM_DEBUG("BO size %lu > total memory in domain: %llu\n", size, man->size);
 	return false;
 }
 
@@ -1029,6 +1032,7 @@ void amdgpu_bo_unpin(struct amdgpu_bo *bo)
 	} else if (bo->tbo.resource->mem_type == TTM_PL_TT) {
 		atomic64_sub(amdgpu_bo_size(bo), &adev->gart_pin_size);
 	}
+
 }
 
 static const char * const amdgpu_vram_names[] = {
@@ -1339,6 +1343,8 @@ void amdgpu_bo_release_notify(struct ttm_buffer_object *bo)
 
 	abo = ttm_to_amdgpu_bo(bo);
 
+	WARN_ON(abo->vm_bo);
+
 	if (abo->kfd_bo)
 		amdgpu_amdkfd_release_notify(abo);
 
@@ -1523,10 +1529,14 @@ u64 amdgpu_bo_gpu_offset(struct amdgpu_bo *bo)
 u64 amdgpu_bo_gpu_offset_no_check(struct amdgpu_bo *bo)
 {
 	struct amdgpu_device *adev = amdgpu_ttm_adev(bo->tbo.bdev);
-	uint64_t offset;
+	uint64_t offset = AMDGPU_BO_INVALID_OFFSET;
 
-	offset = (bo->tbo.resource->start << PAGE_SHIFT) +
-		 amdgpu_ttm_domain_start(adev, bo->tbo.resource->mem_type);
+	if (bo->tbo.resource->mem_type == TTM_PL_TT)
+		offset = amdgpu_gmc_agp_addr(&bo->tbo);
+
+	if (offset == AMDGPU_BO_INVALID_OFFSET)
+		offset = (bo->tbo.resource->start << PAGE_SHIFT) +
+			amdgpu_ttm_domain_start(adev, bo->tbo.resource->mem_type);
 
 	return amdgpu_gmc_sign_extend(offset);
 }
@@ -1575,23 +1585,31 @@ u64 amdgpu_bo_print_info(int id, struct amdgpu_bo *bo, struct seq_file *m)
 {
 	struct dma_buf_attachment *attachment;
 	struct dma_buf *dma_buf;
-	unsigned int domain;
 	const char *placement;
 	unsigned int pin_count;
 	u64 size;
 
-	domain = amdgpu_mem_type_to_domain(bo->tbo.resource->mem_type);
-	switch (domain) {
-	case AMDGPU_GEM_DOMAIN_VRAM:
-		placement = "VRAM";
-		break;
-	case AMDGPU_GEM_DOMAIN_GTT:
-		placement = " GTT";
-		break;
-	case AMDGPU_GEM_DOMAIN_CPU:
-	default:
-		placement = " CPU";
-		break;
+	if (dma_resv_trylock(bo->tbo.base.resv)) {
+		unsigned int domain;
+		domain = amdgpu_mem_type_to_domain(bo->tbo.resource->mem_type);
+		switch (domain) {
+		case AMDGPU_GEM_DOMAIN_VRAM:
+			if (amdgpu_bo_in_cpu_visible_vram(bo))
+				placement = "VRAM VISIBLE";
+			else
+				placement = "VRAM";
+			break;
+		case AMDGPU_GEM_DOMAIN_GTT:
+			placement = "GTT";
+			break;
+		case AMDGPU_GEM_DOMAIN_CPU:
+		default:
+			placement = "CPU";
+			break;
+		}
+		dma_resv_unlock(bo->tbo.base.resv);
+	} else {
+		placement = "UNKNOWN";
 	}
 
 	size = amdgpu_bo_size(bo);