snd_hda_codec_amp_read
val |= snd_hda_codec_amp_read(codec, 0x17, ch, HDA_OUTPUT, 0);
if (snd_hda_codec_amp_read(codec, nid, 0, HDA_OUTPUT, 0) &
snd_hda_codec_amp_read(codec, nid, 1, HDA_OUTPUT, 0) &
v = snd_hda_codec_amp_read(codec, p->nid, ch, p->dir,
val = snd_hda_codec_amp_read(codec, nid, ch, dir, idx);
*valp++ = (snd_hda_codec_amp_read(codec, nid, 0, dir, idx) &
*valp = (snd_hda_codec_amp_read(codec, nid, 1, dir, idx) &
v = snd_hda_codec_amp_read(codec, p->nid, ch, p->dir,