168 	struct drm_device *drm_dev = dminor->dev;  in i915_l3_read()  local
169 	struct drm_i915_private *dev_priv = drm_dev->dev_private;  in i915_l3_read()
175 	ret = l3_access_valid(drm_dev, offset);  in i915_l3_read()
181 	ret = i915_mutex_lock_interruptible(drm_dev);  in i915_l3_read()
192 	mutex_unlock(&drm_dev->struct_mutex);  in i915_l3_read()
204 	struct drm_device *drm_dev = dminor->dev;  in i915_l3_write()  local
205 	struct drm_i915_private *dev_priv = drm_dev->dev_private;  in i915_l3_write()
211 	if (!HAS_HW_CONTEXTS(drm_dev))  in i915_l3_write()
214 	ret = l3_access_valid(drm_dev, offset);  in i915_l3_write()
218 	ret = i915_mutex_lock_interruptible(drm_dev);  in i915_l3_write()
225 			mutex_unlock(&drm_dev->struct_mutex);  in i915_l3_write()
230 	ret = i915_gpu_idle(drm_dev);  in i915_l3_write()
233 		mutex_unlock(&drm_dev->struct_mutex);  in i915_l3_write()
250 	mutex_unlock(&drm_dev->struct_mutex);  in i915_l3_write()