84 	struct mutex cable_lock;  member
347 	mutex_lock(&dpcm->loopback->cable_lock);  in loopback_prepare()
353 	mutex_unlock(&dpcm->loopback->cable_lock);  in loopback_prepare()
589 	mutex_lock(&dpcm->loopback->cable_lock);  in loopback_hw_free()
591 	mutex_unlock(&dpcm->loopback->cable_lock);  in loopback_hw_free()
611 	mutex_lock(&dpcm->loopback->cable_lock);  in rule_format()
614 	mutex_unlock(&dpcm->loopback->cable_lock);  in rule_format()
625 	mutex_lock(&dpcm->loopback->cable_lock);  in rule_rate()
628 	mutex_unlock(&dpcm->loopback->cable_lock);  in rule_rate()
641 	mutex_lock(&dpcm->loopback->cable_lock);  in rule_channels()
644 	mutex_unlock(&dpcm->loopback->cable_lock);  in rule_channels()
680 	mutex_lock(&loopback->cable_lock);  in loopback_open()
743 	mutex_unlock(&loopback->cable_lock);  in loopback_open()
753 	mutex_lock(&loopback->cable_lock);  in loopback_close()
755 	mutex_unlock(&loopback->cable_lock);  in loopback_close()
808 	mutex_lock(&loopback->cable_lock);  in loopback_rate_shift_get()
812 	mutex_unlock(&loopback->cable_lock);  in loopback_rate_shift_get()
828 	mutex_lock(&loopback->cable_lock);  in loopback_rate_shift_put()
835 	mutex_unlock(&loopback->cable_lock);  in loopback_rate_shift_put()
844 	mutex_lock(&loopback->cable_lock);  in loopback_notify_get()
848 	mutex_unlock(&loopback->cable_lock);  in loopback_notify_get()
860 	mutex_lock(&loopback->cable_lock);  in loopback_notify_put()
867 	mutex_unlock(&loopback->cable_lock);  in loopback_notify_put()
879 	mutex_lock(&loopback->cable_lock);  in loopback_active_get()
886 	mutex_unlock(&loopback->cable_lock);  in loopback_active_get()
929 	mutex_lock(&loopback->cable_lock);  in loopback_rate_get()
933 	mutex_unlock(&loopback->cable_lock);  in loopback_rate_get()
953 	mutex_lock(&loopback->cable_lock);  in loopback_channels_get()
957 	mutex_unlock(&loopback->cable_lock);  in loopback_channels_get()
1113 	mutex_lock(&loopback->cable_lock);  in print_cable_info()
1118 	mutex_unlock(&loopback->cable_lock);  in print_cable_info()
1149 	mutex_init(&loopback->cable_lock);  in loopback_probe()