230 	u32 cur_vblank;  in drm_reset_vblank_timestamp()  local
242 		cur_vblank = __get_vblank_counter(dev, pipe);  in drm_reset_vblank_timestamp()
244 	} while (cur_vblank != __get_vblank_counter(dev, pipe) && --count > 0);  in drm_reset_vblank_timestamp()
258 	store_vblank(dev, pipe, 1, t_vblank, cur_vblank);  in drm_reset_vblank_timestamp()
279 	u32 cur_vblank, diff;  in drm_update_vblank_count()  local
299 		cur_vblank = __get_vblank_counter(dev, pipe);  in drm_update_vblank_count()
301 	} while (cur_vblank != __get_vblank_counter(dev, pipe) && --count > 0);  in drm_update_vblank_count()
305 		diff = (cur_vblank - vblank->last) & max_vblank_count;  in drm_update_vblank_count()
348 		    diff, cur_vblank, vblank->last);  in drm_update_vblank_count()
351 		drm_WARN_ON_ONCE(dev, cur_vblank != vblank->last);  in drm_update_vblank_count()
364 	store_vblank(dev, pipe, diff, t_vblank, cur_vblank);  in drm_update_vblank_count()
1483 	u32 cur_vblank, diff = 1;  in drm_vblank_restore()  local
1499 		cur_vblank = __get_vblank_counter(dev, pipe);  in drm_vblank_restore()
1501 	} while (cur_vblank != __get_vblank_counter(dev, pipe) && --count > 0);  in drm_vblank_restore()
1510 		    diff, diff_ns, framedur_ns, cur_vblank - vblank->last);  in drm_vblank_restore()
1511 	store_vblank(dev, pipe, diff, t_vblank, cur_vblank);  in drm_vblank_restore()