[PATCH 3/3] drm/amdgpu/object: get rid of amdgpu_bo_fence

[Benjamin Cheng <benjamin.cheng@amd.com>]

All uses of this function have been removed, so we can now get rid of
this function.

Signed-off-by: Benjamin Cheng <benjamin.cheng@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 25 ----------------------
 drivers/gpu/drm/amd/amdgpu/amdgpu_object.h |  2 --
 2 files changed, 27 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index 6aa895f63aea..7fc43363ec62 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -1441,31 +1441,6 @@ vm_fault_t amdgpu_bo_fault_reserve_notify(struct ttm_buffer_object *bo)
 	return 0;
 }
 
-/**
- * amdgpu_bo_fence - add fence to buffer object
- *
- * @bo: buffer object in question
- * @fence: fence to add
- * @shared: true if fence should be added shared
- *
- */
-void amdgpu_bo_fence(struct amdgpu_bo *bo, struct dma_fence *fence,
-		     bool shared)
-{
-	struct dma_resv *resv = bo->tbo.base.resv;
-	int r;
-
-	r = dma_resv_reserve_fences(resv, 1);
-	if (r) {
-		/* As last resort on OOM we block for the fence */
-		dma_fence_wait(fence, false);
-		return;
-	}
-
-	dma_resv_add_fence(resv, fence, shared ? DMA_RESV_USAGE_READ :
-			   DMA_RESV_USAGE_WRITE);
-}
-
 /**
  * amdgpu_bo_sync_wait_resv - Wait for BO reservation fences
  *
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
index 2e6a8e6f577a..3a568ec56c84 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
@@ -304,8 +304,6 @@ void amdgpu_bo_move_notify(struct ttm_buffer_object *bo,
 			   struct ttm_resource *new_mem);
 void amdgpu_bo_release_notify(struct ttm_buffer_object *bo);
 vm_fault_t amdgpu_bo_fault_reserve_notify(struct ttm_buffer_object *bo);
-void amdgpu_bo_fence(struct amdgpu_bo *bo, struct dma_fence *fence,
-		     bool shared);
 int amdgpu_bo_sync_wait_resv(struct amdgpu_device *adev, struct dma_resv *resv,
 			     enum amdgpu_sync_mode sync_mode, void *owner,
 			     bool intr);
-- 
2.56.0