131 	struct mutex cable_lock;  member
488 	mutex_lock(&dpcm->loopback->cable_lock);  in loopback_prepare()
494 	mutex_unlock(&dpcm->loopback->cable_lock);  in loopback_prepare()
914 	mutex_lock(&dpcm->loopback->cable_lock);  in loopback_hw_free()
916 	mutex_unlock(&dpcm->loopback->cable_lock);  in loopback_hw_free()
936 	mutex_lock(&dpcm->loopback->cable_lock);  in rule_format()
939 	mutex_unlock(&dpcm->loopback->cable_lock);  in rule_format()
950 	mutex_lock(&dpcm->loopback->cable_lock);  in rule_rate()
953 	mutex_unlock(&dpcm->loopback->cable_lock);  in rule_rate()
966 	mutex_lock(&dpcm->loopback->cable_lock);  in rule_channels()
969 	mutex_unlock(&dpcm->loopback->cable_lock);  in rule_channels()
982 	mutex_lock(&dpcm->loopback->cable_lock);  in rule_period_bytes()
985 	mutex_unlock(&dpcm->loopback->cable_lock);  in rule_period_bytes()
1192 	mutex_lock(&loopback->cable_lock);  in loopback_open()
1280 	mutex_unlock(&loopback->cable_lock);  in loopback_open()
1292 	mutex_lock(&loopback->cable_lock);  in loopback_close()
1294 	mutex_unlock(&loopback->cable_lock);  in loopback_close()
1345 	mutex_lock(&loopback->cable_lock);  in loopback_rate_shift_get()
1349 	mutex_unlock(&loopback->cable_lock);  in loopback_rate_shift_get()
1365 	mutex_lock(&loopback->cable_lock);  in loopback_rate_shift_put()
1372 	mutex_unlock(&loopback->cable_lock);  in loopback_rate_shift_put()
1381 	mutex_lock(&loopback->cable_lock);  in loopback_notify_get()
1385 	mutex_unlock(&loopback->cable_lock);  in loopback_notify_get()
1397 	mutex_lock(&loopback->cable_lock);  in loopback_notify_put()
1404 	mutex_unlock(&loopback->cable_lock);  in loopback_notify_put()
1416 	mutex_lock(&loopback->cable_lock);  in loopback_active_get()
1423 	mutex_unlock(&loopback->cable_lock);  in loopback_active_get()
1466 	mutex_lock(&loopback->cable_lock);  in loopback_rate_get()
1470 	mutex_unlock(&loopback->cable_lock);  in loopback_rate_get()
1490 	mutex_lock(&loopback->cable_lock);  in loopback_channels_get()
1494 	mutex_unlock(&loopback->cable_lock);  in loopback_channels_get()
1650 	mutex_lock(&loopback->cable_lock);  in print_cable_info()
1655 	mutex_unlock(&loopback->cable_lock);  in print_cable_info()
1684 	mutex_lock(&loopback->cable_lock);  in print_timer_source_info()
1687 	mutex_unlock(&loopback->cable_lock);  in print_timer_source_info()
1696 	mutex_lock(&loopback->cable_lock);  in change_timer_source_info()
1699 	mutex_unlock(&loopback->cable_lock);  in change_timer_source_info()
1730 	mutex_init(&loopback->cable_lock);  in loopback_probe()