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drm/amdgpu: simplify the bo reference on amdgpu_bo_update 

BO ptr already be initialized at definition, we needn't use the complicated
reference.

v2: fix typo at subject line

Signed-off-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Huang Rui 2018-07-04 18:08:54 +08:00 committed by Alex Deucher
parent f3cdadb6fe
commit 7eb8042774
1 changed files with 3 additions and 4 deletions
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7
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
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@ -1646,18 +1646,17 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev,
uint64_t flags;
int r;
if (clear || !bo_va->base.bo) {
if (clear || !bo) {
mem = NULL;
nodes = NULL;
exclusive = NULL;
} else {
struct ttm_dma_tt *ttm;
mem = &bo_va->base.bo->tbo.mem;
mem = &bo->tbo.mem;
nodes = mem->mm_node;
if (mem->mem_type == TTM_PL_TT) {
ttm = container_of(bo_va->base.bo->tbo.ttm,
struct ttm_dma_tt, ttm);
ttm = container_of(bo->tbo.ttm, struct ttm_dma_tt, ttm);
pages_addr = ttm->dma_address;
}
exclusive = reservation_object_get_excl(bo->tbo.resv);