mutex_lock(&dev->struct_mutex);
- if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) {
- /* VLVA0 (potential hack), BIOS isn't actually waking us */
- I915_WRITE(VLV_GTLC_WAKE_CTRL, VLV_GTLC_ALLOWWAKEREQ);
- if (wait_for((I915_READ(VLV_GTLC_PW_STATUS) &
- VLV_GTLC_ALLOWWAKEACK), 10))
- DRM_DEBUG_DRIVER("allow wake ack timed out\n");
- }
-
if (!i915.enable_execlists) {
dev_priv->gt.execbuf_submit = i915_gem_ringbuffer_submission;
dev_priv->gt.init_rings = i915_gem_init_rings;