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drm/amdgpu: remove amdgpu_bo_backup_to_shadow 

It is unused.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2018-11-07 09:23:26 +01:00 committed by Alex Deucher
parent 47622ba033
commit 1245adf315
2 changed files with 0 additions and 52 deletions
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47
drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
View File

@ -607,53 +607,6 @@ int amdgpu_bo_create(struct amdgpu_device *adev,
return r;
}
/**
* amdgpu_bo_backup_to_shadow - Backs up an &amdgpu_bo buffer object
* @adev: amdgpu device object
* @ring: amdgpu_ring for the engine handling the buffer operations
* @bo: &amdgpu_bo buffer to be backed up
* @resv: reservation object with embedded fence
* @fence: dma_fence associated with the operation
* @direct: whether to submit the job directly
*
* Copies an &amdgpu_bo buffer object to its shadow object.
* Not used for now.
*
* Returns:
* 0 for success or a negative error code on failure.
*/
int amdgpu_bo_backup_to_shadow(struct amdgpu_device *adev,
struct amdgpu_ring *ring,
struct amdgpu_bo *bo,
struct reservation_object *resv,
struct dma_fence **fence,
bool direct)
{
struct amdgpu_bo *shadow = bo->shadow;
uint64_t bo_addr, shadow_addr;
int r;
if (!shadow)
return -EINVAL;
bo_addr = amdgpu_bo_gpu_offset(bo);
shadow_addr = amdgpu_bo_gpu_offset(bo->shadow);
r = reservation_object_reserve_shared(bo->tbo.resv, 1);
if (r)
goto err;
r = amdgpu_copy_buffer(ring, bo_addr, shadow_addr,
amdgpu_bo_size(bo), resv, fence,
direct, false);
if (!r)
amdgpu_bo_fence(bo, *fence, true);
err:
return r;
}
/**
* amdgpu_bo_validate - validate an &amdgpu_bo buffer object
* @bo: pointer to the buffer object

5
drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
View File

@ -267,11 +267,6 @@ int amdgpu_bo_fault_reserve_notify(struct ttm_buffer_object *bo);
void amdgpu_bo_fence(struct amdgpu_bo *bo, struct dma_fence *fence,
bool shared);
u64 amdgpu_bo_gpu_offset(struct amdgpu_bo *bo);
int amdgpu_bo_backup_to_shadow(struct amdgpu_device *adev,
struct amdgpu_ring *ring,
struct amdgpu_bo *bo,
struct reservation_object *resv,
struct dma_fence **fence, bool direct);
int amdgpu_bo_validate(struct amdgpu_bo *bo);
int amdgpu_bo_restore_shadow(struct amdgpu_bo *shadow,
struct dma_fence **fence);