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drm/amdgpu: add a new helper to free a BO in kernel allocations

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Free the BO allocated by amdgpu_bo_create_kernel()

Signed-off-by: Junwei Zhang <Jerry.Zhang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Junwei Zhang
2016-09-08 10:13:32 +08:00
committed by Alex Deucher
parent ad2473af27
commit aa1d562e64
2 changed files with 31 additions and 0 deletions
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2
drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
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@@ -128,6 +128,8 @@ int amdgpu_bo_create_kernel(struct amdgpu_device *adev,
unsigned long size, int align,
u32 domain, struct amdgpu_bo **bo_ptr,
u64 *gpu_addr, void **cpu_addr);
void amdgpu_bo_free_kernel(struct amdgpu_bo **bo, u64 *gpu_addr,
void **cpu_addr);
int amdgpu_bo_kmap(struct amdgpu_bo *bo, void **ptr);
void amdgpu_bo_kunmap(struct amdgpu_bo *bo);
struct amdgpu_bo *amdgpu_bo_ref(struct amdgpu_bo *bo);