163 void __intel_fb_invalidate(struct intel_frontbuffer *front,  in __intel_fb_invalidate()  argument
167 	struct drm_i915_private *i915 = to_i915(front->obj->base.dev);  in __intel_fb_invalidate()
182 void __intel_fb_flush(struct intel_frontbuffer *front,  in __intel_fb_flush()  argument
186 	struct drm_i915_private *i915 = to_i915(front->obj->base.dev);  in __intel_fb_flush()
202 	struct intel_frontbuffer *front =  in frontbuffer_active()  local
203 		container_of(ref, typeof(*front), write);  in frontbuffer_active()
205 	kref_get(&front->ref);  in frontbuffer_active()
212 	struct intel_frontbuffer *front =  in frontbuffer_retire()  local
213 		container_of(ref, typeof(*front), write);  in frontbuffer_retire()
215 	intel_frontbuffer_flush(front, ORIGIN_CS);  in frontbuffer_retire()
216 	intel_frontbuffer_put(front);  in frontbuffer_retire()
220 	__releases(&to_i915(front->obj->base.dev)->fb_tracking.lock)  in frontbuffer_release()
222 	struct intel_frontbuffer *front =  in frontbuffer_release()  local
223 		container_of(ref, typeof(*front), ref);  in frontbuffer_release()
224 	struct drm_i915_gem_object *obj = front->obj;  in frontbuffer_release()
235 	i915_active_fini(&front->write);  in frontbuffer_release()
238 	kfree_rcu(front, rcu);  in frontbuffer_release()
245 	struct intel_frontbuffer *front;  in intel_frontbuffer_get()  local
247 	front = __intel_frontbuffer_get(obj);  in intel_frontbuffer_get()
248 	if (front)  in intel_frontbuffer_get()
249 		return front;  in intel_frontbuffer_get()
251 	front = kmalloc(sizeof(*front), GFP_KERNEL);  in intel_frontbuffer_get()
252 	if (!front)  in intel_frontbuffer_get()
255 	front->obj = obj;  in intel_frontbuffer_get()
256 	kref_init(&front->ref);  in intel_frontbuffer_get()
257 	atomic_set(&front->bits, 0);  in intel_frontbuffer_get()
258 	i915_active_init(&front->write,  in intel_frontbuffer_get()
264 		kfree(front);  in intel_frontbuffer_get()
265 		front = rcu_dereference_protected(obj->frontbuffer, true);  in intel_frontbuffer_get()
266 		kref_get(&front->ref);  in intel_frontbuffer_get()
269 		rcu_assign_pointer(obj->frontbuffer, front);  in intel_frontbuffer_get()
273 	return front;  in intel_frontbuffer_get()
276 void intel_frontbuffer_put(struct intel_frontbuffer *front)  in intel_frontbuffer_put()  argument
278 	kref_put_lock(&front->ref,  in intel_frontbuffer_put()
280 		      &to_i915(front->obj->base.dev)->fb_tracking.lock);  in intel_frontbuffer_put()