diff --git a/sound/pci/hda/patch_via.c b/sound/pci/hda/patch_via.c index 52b1d81a26f7..e7e43524f8c7 100644 --- a/sound/pci/hda/patch_via.c +++ b/sound/pci/hda/patch_via.c @@ -447,6 +447,23 @@ static struct hda_pcm_stream vt1708_pcm_analog_playback = { }, }; +static struct hda_pcm_stream vt1708_pcm_analog_s16_playback = { + .substreams = 1, + .channels_min = 2, + .channels_max = 8, + .nid = 0x10, /* NID to query formats and rates */ + /* We got noisy outputs on the right channel on VT1708 when + * 24bit samples are used. Until any workaround is found, + * disable the 24bit format, so far. + */ + .formats = SNDRV_PCM_FMTBIT_S16_LE, + .ops = { + .open = via_playback_pcm_open, + .prepare = via_playback_pcm_prepare, + .cleanup = via_playback_pcm_cleanup + }, +}; + static struct hda_pcm_stream vt1708_pcm_analog_capture = { .substreams = 2, .channels_min = 2, @@ -899,6 +916,9 @@ static int patch_vt1708(struct hda_codec *codec) spec->stream_name_analog = "VT1708 Analog"; spec->stream_analog_playback = &vt1708_pcm_analog_playback; + /* disable 32bit format on VT1708 */ + if (codec->vendor_id == 0x11061708) + spec->stream_analog_playback = &vt1708_pcm_analog_s16_playback; spec->stream_analog_capture = &vt1708_pcm_analog_capture; spec->stream_name_digital = "VT1708 Digital";