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| author | Maciej S. Szmigiero <mail@maciej.szmigiero.name> | 2015-03-06 16:59:00 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2015-03-06 17:01:30 +0100 |
| commit | d6482288aadcf19e348cbccff7a605790a3b3875 (patch) | |
| tree | 6f4418ab84157ac3f5078907c4278a3a59200da8 /sound/pci/ac97/ac97_patch.c | |
| parent | Merge tag 'asoc-v4.1' of git://git.kernel.org/pub/scm/linux/kernel/git/brooni... (diff) | |
| download | linux-d6482288aadcf19e348cbccff7a605790a3b3875.tar.xz linux-d6482288aadcf19e348cbccff7a605790a3b3875.zip | |
ALSA: ac97: Add VT1613 AC97 codec support
Patch to add an VT1613 AC97 codec support.
This codec has additional DC offset removal control,
headphone output and no video input.
Signed-off-by: Maciej Szmigiero <mail@maciej.szmigiero.name>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/ac97/ac97_patch.c')
| -rw-r--r-- | sound/pci/ac97/ac97_patch.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/sound/pci/ac97/ac97_patch.c b/sound/pci/ac97/ac97_patch.c index ceaac1c41906..eca22100f70d 100644 --- a/sound/pci/ac97/ac97_patch.c +++ b/sound/pci/ac97/ac97_patch.c @@ -3352,6 +3352,39 @@ static int patch_cm9780(struct snd_ac97 *ac97) } /* + * VIA VT1613 codec + */ +static const struct snd_kcontrol_new snd_ac97_controls_vt1613[] = { +AC97_SINGLE("DC Offset removal", 0x5a, 10, 1, 0), +}; + +static int patch_vt1613_specific(struct snd_ac97 *ac97) +{ + int err; + + err = patch_build_controls(ac97, &snd_ac97_controls_vt1613[0], + ARRAY_SIZE(snd_ac97_controls_vt1613)); + if (err) + return err; + + return 0; +}; + +static const struct snd_ac97_build_ops patch_vt1613_ops = { + .build_specific = patch_vt1613_specific +}; + +static int patch_vt1613(struct snd_ac97 *ac97) +{ + ac97->build_ops = &patch_vt1613_ops; + + ac97->flags |= AC97_HAS_NO_VIDEO; + ac97->caps |= AC97_BC_HEADPHONE; + + return 0; +} + +/* * VIA VT1616 codec */ static const struct snd_kcontrol_new snd_ac97_controls_vt1616[] = { |