135 	struct mutex cable_lock;  member
508 	mutex_lock(&dpcm->loopback->cable_lock);  in loopback_prepare()
514 	mutex_unlock(&dpcm->loopback->cable_lock);  in loopback_prepare()
934 	mutex_lock(&dpcm->loopback->cable_lock);  in loopback_hw_free()
936 	mutex_unlock(&dpcm->loopback->cable_lock);  in loopback_hw_free()
956 	mutex_lock(&dpcm->loopback->cable_lock);  in rule_format()
959 	mutex_unlock(&dpcm->loopback->cable_lock);  in rule_format()
970 	mutex_lock(&dpcm->loopback->cable_lock);  in rule_rate()
973 	mutex_unlock(&dpcm->loopback->cable_lock);  in rule_rate()
986 	mutex_lock(&dpcm->loopback->cable_lock);  in rule_channels()
989 	mutex_unlock(&dpcm->loopback->cable_lock);  in rule_channels()
1002 	mutex_lock(&dpcm->loopback->cable_lock);  in rule_period_bytes()
1005 	mutex_unlock(&dpcm->loopback->cable_lock);  in rule_period_bytes()
1212 	mutex_lock(&loopback->cable_lock);  in loopback_open()
1300 	mutex_unlock(&loopback->cable_lock);  in loopback_open()
1312 	mutex_lock(&loopback->cable_lock);  in loopback_close()
1314 	mutex_unlock(&loopback->cable_lock);  in loopback_close()
1365 	mutex_lock(&loopback->cable_lock);  in loopback_rate_shift_get()
1369 	mutex_unlock(&loopback->cable_lock);  in loopback_rate_shift_get()
1385 	mutex_lock(&loopback->cable_lock);  in loopback_rate_shift_put()
1392 	mutex_unlock(&loopback->cable_lock);  in loopback_rate_shift_put()
1401 	mutex_lock(&loopback->cable_lock);  in loopback_notify_get()
1405 	mutex_unlock(&loopback->cable_lock);  in loopback_notify_get()
1417 	mutex_lock(&loopback->cable_lock);  in loopback_notify_put()
1424 	mutex_unlock(&loopback->cable_lock);  in loopback_notify_put()
1436 	mutex_lock(&loopback->cable_lock);  in loopback_active_get()
1443 	mutex_unlock(&loopback->cable_lock);  in loopback_active_get()
1486 	mutex_lock(&loopback->cable_lock);  in loopback_rate_get()
1490 	mutex_unlock(&loopback->cable_lock);  in loopback_rate_get()
1510 	mutex_lock(&loopback->cable_lock);  in loopback_channels_get()
1514 	mutex_unlock(&loopback->cable_lock);  in loopback_channels_get()
1670 	mutex_lock(&loopback->cable_lock);  in print_cable_info()
1675 	mutex_unlock(&loopback->cable_lock);  in print_cable_info()
1704 	mutex_lock(&loopback->cable_lock);  in print_timer_source_info()
1707 	mutex_unlock(&loopback->cable_lock);  in print_timer_source_info()
1716 	mutex_lock(&loopback->cable_lock);  in change_timer_source_info()
1719 	mutex_unlock(&loopback->cable_lock);  in change_timer_source_info()
1750 	mutex_init(&loopback->cable_lock);  in loopback_probe()