/*
* Only reinitialize corresponding vblank timestamp if high-precision query
- * available and didn't fail. Otherwise reinitialize delayed at next vblank
- * interrupt and assign 0 for now, to mark the vblanktimestamp as invalid.
+ * available and didn't fail, or we were called from the vblank interrupt.
+ * Otherwise reinitialize delayed at next vblank interrupt and assign 0
+ * for now, to mark the vblanktimestamp as invalid.
*/
- if (!rc)
+ if (!rc && (flags & DRM_CALLED_FROM_VBLIRQ) == 0)
t_vblank = (struct timeval) {0, 0};
store_vblank(dev, pipe, diff, &t_vblank, cur_vblank);