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| author | Matthew Ranostay <mranostay@embeddedalley.com> | 2009-04-06 09:30:46 -0400 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2009-04-07 04:26:04 +0200 |
| commit | fd60cc897a6a5093acd9d6554013e679fcc6c5a1 (patch) | |
| tree | 41e1c17722a3c72b737802b3840045a7b9ee5d34 /sound/pci | |
| parent | bca68467b59a24396554d8dd5979ee363c174854 (diff) | |
| download | lwn-fd60cc897a6a5093acd9d6554013e679fcc6c5a1.tar.gz lwn-fd60cc897a6a5093acd9d6554013e679fcc6c5a1.zip | |
ALSA: hda - Add VREF powerdown sequence for another board
Add powerdown sequence for VREF using a shared jack when the headphone
is present and the microphone isn't on.
Signed-off-by: Matthew Ranostay <mranostay@embeddedalley.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci')
| -rw-r--r-- | sound/pci/hda/patch_sigmatel.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c index b34d78b88a85..61996a2f45df 100644 --- a/sound/pci/hda/patch_sigmatel.c +++ b/sound/pci/hda/patch_sigmatel.c @@ -4413,6 +4413,24 @@ static void stac92xx_unsol_event(struct hda_codec *codec, unsigned int res) if (spec->num_pwrs > 0) stac92xx_pin_sense(codec, event->nid); stac92xx_report_jack(codec, event->nid); + + switch (codec->subsystem_id) { + case 0x103c308f: + if (event->nid == 0xb) { + int pin = AC_PINCTL_IN_EN; + + if (get_pin_presence(codec, 0xa) + && get_pin_presence(codec, 0xb)) + pin |= AC_PINCTL_VREF_80; + if (!get_pin_presence(codec, 0xb)) + pin |= AC_PINCTL_VREF_80; + + /* toggle VREF state based on mic + hp pin + * status + */ + stac92xx_auto_set_pinctl(codec, 0x0a, pin); + } + } break; case STAC_VREF_EVENT: data = snd_hda_codec_read(codec, codec->afg, 0, |