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drm/ttm: minor cleanup to move to system 

resource free already sets the domain to system, and old_mem
isn't really needed.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20201020010319.1692445-3-airlied@gmail.com
This commit is contained in:
Dave Airlie 2020-10-20 11:03:14 +10:00
parent 9764c35348
commit a2dcf77f75
1 changed files with 1 additions and 3 deletions
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4
drivers/gpu/drm/ttm/ttm_bo_util.c
View File

@ -68,10 +68,9 @@ int ttm_bo_move_to_new_tt_mem(struct ttm_buffer_object *bo,
int ttm_bo_move_to_system(struct ttm_buffer_object *bo,
struct ttm_operation_ctx *ctx)
{
struct ttm_resource *old_mem = &bo->mem;
int ret;
if (old_mem->mem_type == TTM_PL_SYSTEM)
if (bo->mem.mem_type == TTM_PL_SYSTEM)
return 0;
ret = ttm_bo_wait_ctx(bo, ctx);
@ -83,7 +82,6 @@ int ttm_bo_move_to_system(struct ttm_buffer_object *bo,
ttm_bo_tt_unbind(bo);
ttm_resource_free(bo, &bo->mem);
old_mem->mem_type = TTM_PL_SYSTEM;
return 0;
}
EXPORT_SYMBOL(ttm_bo_move_to_system);