[PATCH 06/10] drm/amdgpu: make recover_bo_from_shadow be generic

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Change-Id: I74758b9ca84058f3f2db5509822d8aad840d283e
Signed-off-by: Chunming Zhou <David1.Zhou at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 40 +++++++++++++++++++++++++
 drivers/gpu/drm/amd/amdgpu/amdgpu_object.h |  6 ++++
 drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c     | 48 ++++--------------------------
 3 files changed, 51 insertions(+), 43 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index c1111c9..1d0bdfb 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -439,6 +439,46 @@ int amdgpu_bo_create(struct amdgpu_device *adev,
 	return r;
 }
 
+int amdgpu_bo_recover_bo_from_shadow(struct amdgpu_device *adev,
+				     struct amdgpu_ring *ring,
+				     struct amd_sched_entity *entity,
+				     struct amdgpu_bo *bo,
+				     struct reservation_object *resv,
+				     struct fence **fence)
+
+{
+	int r;
+	uint64_t vram_addr, gtt_addr;
+
+	r = amdgpu_bo_pin(bo, AMDGPU_GEM_DOMAIN_VRAM, &vram_addr);
+	if (r) {
+		DRM_ERROR("Failed to pin bo object\n");
+		goto err1;
+	}
+	r = amdgpu_bo_pin(bo->shadow, AMDGPU_GEM_DOMAIN_GTT, &gtt_addr);
+	if (r) {
+		DRM_ERROR("Failed to pin bo shadow object\n");
+		goto err2;
+	}
+
+	r = reservation_object_reserve_shared(bo->tbo.resv);
+	if (r)
+		goto err3;
+
+	r = amdgpu_copy_buffer(ring, entity, gtt_addr,
+			       vram_addr, amdgpu_bo_size(bo), resv, fence);
+	if (!r)
+		amdgpu_bo_fence(bo, *fence, true);
+
+err3:
+	amdgpu_bo_unpin(bo->shadow);
+err2:
+	amdgpu_bo_unpin(bo);
+err1:
+
+	return r;
+}
+
 int amdgpu_bo_kmap(struct amdgpu_bo *bo, void **ptr)
 {
 	bool is_iomem;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
index b994fd4..f35fd68 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
@@ -158,6 +158,12 @@ int amdgpu_bo_fault_reserve_notify(struct ttm_buffer_object *bo);
 void amdgpu_bo_fence(struct amdgpu_bo *bo, struct fence *fence,
 		     bool shared);
 u64 amdgpu_bo_gpu_offset(struct amdgpu_bo *bo);
+int amdgpu_bo_recover_bo_from_shadow(struct amdgpu_device *adev,
+				     struct amdgpu_ring *ring,
+				     struct amd_sched_entity *entity,
+				     struct amdgpu_bo *bo,
+				     struct reservation_object *resv,
+				     struct fence **fence);
 
 /*
  * sub allocation
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index 01dd888..3eecddc 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -713,46 +713,6 @@ error_free:
 	return r;
 }
 
-static int amdgpu_vm_recover_bo_from_shadow(struct amdgpu_device *adev,
-					    struct amdgpu_vm *vm,
-					    struct amdgpu_bo *bo,
-					    struct amdgpu_bo *bo_shadow,
-					    struct reservation_object *resv,
-					    struct fence **fence)
-
-{
-	int r;
-	uint64_t vram_addr, gtt_addr;
-
-	r = amdgpu_bo_pin(bo, AMDGPU_GEM_DOMAIN_VRAM, &vram_addr);
-	if (r) {
-		DRM_ERROR("Failed to pin bo object\n");
-		goto err1;
-	}
-	r = amdgpu_bo_pin(bo_shadow, AMDGPU_GEM_DOMAIN_GTT, &gtt_addr);
-	if (r) {
-		DRM_ERROR("Failed to pin bo shadow object\n");
-		goto err2;
-	}
-
-	r = reservation_object_reserve_shared(bo->tbo.resv);
-	if (r)
-		goto err3;
-
-	r = amdgpu_copy_buffer(vm->ring, &vm->recover_entity, gtt_addr,
-			       vram_addr, amdgpu_bo_size(bo), resv, fence);
-	if (!r)
-		amdgpu_bo_fence(bo, *fence, true);
-
-err3:
-	amdgpu_bo_unpin(bo_shadow);
-err2:
-	amdgpu_bo_unpin(bo);
-err1:
-
-	return r;
-}
-
 int amdgpu_vm_recover_page_table_from_shadow(struct amdgpu_device *adev,
 					     struct amdgpu_vm *vm)
 {
@@ -767,8 +727,9 @@ int amdgpu_vm_recover_page_table_from_shadow(struct amdgpu_device *adev,
 	if (unlikely(r != 0))
 		return r;
 
-	r = amdgpu_vm_recover_bo_from_shadow(adev, vm, vm->page_directory,
-					     vm->page_directory->shadow,
+	r = amdgpu_bo_recover_bo_from_shadow(adev, vm->ring,
+					     &vm->recover_entity,
+					     vm->page_directory,
 					     NULL, &fence);
 	if (r) {
 		DRM_ERROR("recover page table failed!\n");
@@ -784,7 +745,8 @@ int amdgpu_vm_recover_page_table_from_shadow(struct amdgpu_device *adev,
 
 		if (!bo || !bo_shadow)
 			continue;
-		r = amdgpu_vm_recover_bo_from_shadow(adev, vm, bo, bo_shadow,
+		r = amdgpu_bo_recover_bo_from_shadow(adev, vm->ring,
+						     &vm->recover_entity, bo,
 						     NULL, &fence);
 		if (r) {
 			DRM_ERROR("recover page table failed!\n");
-- 
1.9.1



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