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authorMatthew Ranostay <mranostay@embeddedalley.com>2009-04-06 09:30:46 -0400
committerTakashi Iwai <tiwai@suse.de>2009-04-07 04:26:04 +0200
commitfd60cc897a6a5093acd9d6554013e679fcc6c5a1 (patch)
tree41e1c17722a3c72b737802b3840045a7b9ee5d34 /sound/pci/hda
parentbca68467b59a24396554d8dd5979ee363c174854 (diff)
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/hda')
-rw-r--r--sound/pci/hda/patch_sigmatel.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index b34d78b88a8..61996a2f45d 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,