14 struct clflush {  struct
28 	struct clflush *clflush = container_of(base, typeof(*clflush), base);  in clflush_work()  local
29 	struct drm_i915_gem_object *obj = fetch_and_zero(&clflush->obj);  in clflush_work()
46 	struct clflush *clflush = container_of(base, typeof(*clflush), base);  in clflush_release()  local
48 	if (clflush->obj)  in clflush_release()
49 		i915_gem_object_put(clflush->obj);  in clflush_release()
58 static struct clflush *clflush_work_create(struct drm_i915_gem_object *obj)  in clflush_work_create()
60 	struct clflush *clflush;  in clflush_work_create()  local
64 	clflush = kmalloc(sizeof(*clflush), GFP_KERNEL);  in clflush_work_create()
65 	if (!clflush)  in clflush_work_create()
68 	dma_fence_work_init(&clflush->base, &clflush_ops);  in clflush_work_create()
69 	clflush->obj = i915_gem_object_get(obj); /* obj <-> clflush cycle */  in clflush_work_create()
71 	return clflush;  in clflush_work_create()
77 	struct clflush *clflush;  in i915_gem_clflush_object()  local
107 	clflush = NULL;  in i915_gem_clflush_object()
109 		clflush = clflush_work_create(obj);  in i915_gem_clflush_object()
110 	if (clflush) {  in i915_gem_clflush_object()
111 		i915_sw_fence_await_reservation(&clflush->base.chain,  in i915_gem_clflush_object()
115 		dma_resv_add_excl_fence(obj->base.resv, &clflush->base.dma);  in i915_gem_clflush_object()
116 		dma_fence_work_commit(&clflush->base);  in i915_gem_clflush_object()