Symbol: VIRTIO_SND_CARD_DRIVER
sound/virtio/virtio_card.c
205
strscpy(snd->card->driver, VIRTIO_SND_CARD_DRIVER,
sound/virtio/virtio_pcm.c
428
rc = snd_pcm_new(snd->card, VIRTIO_SND_CARD_DRIVER, vpcm->nid,