diff options
| author | Lydia Wang <lydiawang@viatech.com.cn> | 2009-10-10 19:07:32 +0800 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2009-10-11 17:54:28 +0200 |
| commit | c2c02ea326d3683f551120e74a297b354a223357 (patch) | |
| tree | bdd442f72ff0a83922f0357b4df5f7736bbb7315 /sound/pci/hda/patch_via.c | |
| parent | 518bf3ba753ad93644e7c6cf95c043c918d9429b (diff) | |
ALSA: HDA VIA: Limit VT1702 AA-Path max volume
according to customer request, VT1702 AA-Path max volume (12 dB) is too
high, so limit to 0 dB.
Signed-off-by: Lydia Wang <lydiawang@viatech.com.cn>
Signed-off-by: Logan Li <loganli@viatech.com.cn>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/hda/patch_via.c')
| -rw-r--r-- | sound/pci/hda/patch_via.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/sound/pci/hda/patch_via.c b/sound/pci/hda/patch_via.c index 4d9ffd6f190b..e62698984287 100644 --- a/sound/pci/hda/patch_via.c +++ b/sound/pci/hda/patch_via.c @@ -3166,6 +3166,12 @@ static int vt1702_parse_auto_config(struct hda_codec *codec) err = vt1702_auto_create_hp_ctls(spec, spec->autocfg.hp_pins[0]); if (err < 0) return err; + /* limit AA path volume to 0 dB */ + snd_hda_override_amp_caps(codec, 0x1A, HDA_INPUT, + (0x17 << AC_AMPCAP_OFFSET_SHIFT) | + (0x17 << AC_AMPCAP_NUM_STEPS_SHIFT) | + (0x5 << AC_AMPCAP_STEP_SIZE_SHIFT) | + (1 << AC_AMPCAP_MUTE_SHIFT)); err = vt1702_auto_create_analog_input_ctls(spec, &spec->autocfg); if (err < 0) return err; |