drm_timestamp_precision   88 drivers/gpu/drm/drm_vblank.c static unsigned int drm_timestamp_precision = 20;  /* Default to 20 usecs. */
drm_timestamp_precision   93 drivers/gpu/drm/drm_vblank.c module_param_named(timestamp_precision_usec, drm_timestamp_precision, int, 0600);
drm_timestamp_precision  740 drivers/gpu/drm/drm_vblank.c 	int max_error = (int) drm_timestamp_precision * 1000;