spin_unlock_irqrestore(&chip->mixer_lock, flags); 
static int snd_saa7134_volume_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol){	snd_card_saa7134_t *chip = snd_kcontrol_chip(kcontrol);	unsigned long flags;	int addr = kcontrol->private_value;	spin_lock_irqsave(&chip->mixer_lock, flags);	ucontrol->value.integer.value[0] = chip->mixer_volume[addr][0];	ucontrol->value.integer.value[1] = chip->mixer_volume[addr][1];	spin_unlock_irqrestore(&chip->mixer_lock, flags);	return 0;}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/b54134be53be720da423692665ec215eb14a678b/saa7134-alsa.c/clean/drivers/media/video/saa7134/saa7134-alsa.c