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()
211 	struct intel_frontbuffer *front =  in frontbuffer_retire()  local
212 		container_of(ref, typeof(*front), write);  in frontbuffer_retire()
214 	intel_frontbuffer_flush(front, ORIGIN_CS);  in frontbuffer_retire()
215 	intel_frontbuffer_put(front);  in frontbuffer_retire()
219 	__releases(&to_i915(front->obj->base.dev)->fb_tracking.lock)  in frontbuffer_release()
221 	struct intel_frontbuffer *front =  in frontbuffer_release()  local
222 		container_of(ref, typeof(*front), ref);  in frontbuffer_release()
224 	front->obj->frontbuffer = NULL;  in frontbuffer_release()
225 	spin_unlock(&to_i915(front->obj->base.dev)->fb_tracking.lock);  in frontbuffer_release()
227 	i915_gem_object_put(front->obj);  in frontbuffer_release()
228 	kfree(front);  in frontbuffer_release()
235 	struct intel_frontbuffer *front;  in intel_frontbuffer_get()  local
238 	front = obj->frontbuffer;  in intel_frontbuffer_get()
239 	if (front)  in intel_frontbuffer_get()
240 		kref_get(&front->ref);  in intel_frontbuffer_get()
242 	if (front)  in intel_frontbuffer_get()
243 		return front;  in intel_frontbuffer_get()
245 	front = kmalloc(sizeof(*front), GFP_KERNEL);  in intel_frontbuffer_get()
246 	if (!front)  in intel_frontbuffer_get()
249 	front->obj = obj;  in intel_frontbuffer_get()
250 	kref_init(&front->ref);  in intel_frontbuffer_get()
251 	atomic_set(&front->bits, 0);  in intel_frontbuffer_get()
252 	i915_active_init(i915, &front->write,  in intel_frontbuffer_get()
257 		kfree(front);  in intel_frontbuffer_get()
258 		front = obj->frontbuffer;  in intel_frontbuffer_get()
259 		kref_get(&front->ref);  in intel_frontbuffer_get()
262 		obj->frontbuffer = front;  in intel_frontbuffer_get()
266 	return front;  in intel_frontbuffer_get()
269 void intel_frontbuffer_put(struct intel_frontbuffer *front)  in intel_frontbuffer_put()  argument
271 	kref_put_lock(&front->ref,  in intel_frontbuffer_put()
273 		      &to_i915(front->obj->base.dev)->fb_tracking.lock);  in intel_frontbuffer_put()