snd_us122l_card_used 39 sound/usb/usx2y/us122l.c static int snd_us122l_card_used[SNDRV_CARDS]; snd_us122l_card_used 514 sound/usb/usx2y/us122l.c snd_us122l_card_used[index] = 0; snd_us122l_card_used 527 sound/usb/usx2y/us122l.c if (enable[dev] && !snd_us122l_card_used[dev]) snd_us122l_card_used 535 sound/usb/usx2y/us122l.c snd_us122l_card_used[US122L(card)->card_index = dev] = 1;