diff options
| author | Takashi Iwai <tiwai@suse.de> | 2011-06-20 12:47:45 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2011-06-20 16:24:12 +0200 |
| commit | 370bafbdae3d78c9081ebe3028a3ff5f0e91357b (patch) | |
| tree | 001eba76685c47454edac41d859e5c77220f889a /sound/pci/hda/patch_via.c | |
| parent | 4a918ffeaadd6a2269b9c6575478c102382c7702 (diff) | |
ALSA: hda - Create virtual-master control for VIA codecs
Now let's add the missing Master control to VIA codecs.
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 | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/sound/pci/hda/patch_via.c b/sound/pci/hda/patch_via.c index 1edcd3221c9..deb33ae109c 100644 --- a/sound/pci/hda/patch_via.c +++ b/sound/pci/hda/patch_via.c @@ -1308,6 +1308,31 @@ static const struct hda_pcm_stream via_pcm_digital_capture = { .channels_max = 2, }; +/* + * slave controls for virtual master + */ +static const char * const via_slave_vols[] = { + "Front Playback Volume", + "Surround Playback Volume", + "Center Playback Volume", + "LFE Playback Volume", + "Side Playback Volume", + "Headphone Playback Volume", + "Speaker Playback Volume", + NULL, +}; + +static const char * const via_slave_sws[] = { + "Front Playback Switch", + "Surround Playback Switch", + "Center Playback Switch", + "LFE Playback Switch", + "Side Playback Switch", + "Headphone Playback Switch", + "Speaker Playback Switch", + NULL, +}; + static int via_build_controls(struct hda_codec *codec) { struct via_spec *spec = codec->spec; @@ -1343,6 +1368,23 @@ static int via_build_controls(struct hda_codec *codec) return err; } + /* if we have no master control, let's create it */ + if (!snd_hda_find_mixer_ctl(codec, "Master Playback Volume")) { + unsigned int vmaster_tlv[4]; + snd_hda_set_vmaster_tlv(codec, spec->multiout.dac_nids[0], + HDA_OUTPUT, vmaster_tlv); + err = snd_hda_add_vmaster(codec, "Master Playback Volume", + vmaster_tlv, via_slave_vols); + if (err < 0) + return err; + } + if (!snd_hda_find_mixer_ctl(codec, "Master Playback Switch")) { + err = snd_hda_add_vmaster(codec, "Master Playback Switch", + NULL, via_slave_sws); + if (err < 0) + return err; + } + /* assign Capture Source enums to NID */ kctl = snd_hda_find_mixer_ctl(codec, "Input Source"); for (i = 0; kctl && i < kctl->count; i++) { |