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[ALSA] hda-codec - Fix input with STAC92xx 

The recent fix for STAC92xx surround outputs broke the input pin
setting for shared line-in and mic jacks.  This patch fixes the
breakage.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
This commit is contained in:
Takashi Iwai 2007-05-29 18:01:06 +02:00 committed by Jaroslav Kysela
parent 7353e14d91
commit f9acba4347
1 changed files with 15 additions and 0 deletions
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15
sound/pci/hda/patch_sigmatel.c
View File

@ -1764,6 +1764,21 @@ static void stac92xx_set_pinctl(struct hda_codec *codec, hda_nid_t nid,
unsigned int pin_ctl = snd_hda_codec_read(codec, nid,
0, AC_VERB_GET_PIN_WIDGET_CONTROL, 0x00);
if (pin_ctl & AC_PINCTL_IN_EN) {
/*
* we need to check the current set-up direction of
* shared input pins since they can be switched via
* "xxx as Output" mixer switch
*/
struct sigmatel_spec *spec = codec->spec;
struct auto_pin_cfg *cfg = &spec->autocfg;
if ((nid == cfg->input_pins[AUTO_PIN_LINE] &&
spec->line_switch) ||
(nid == cfg->input_pins[AUTO_PIN_MIC] &&
spec->mic_switch))
return;
}
/* if setting pin direction bits, clear the current
direction bits first */
if (flag & (AC_PINCTL_IN_EN | AC_PINCTL_OUT_EN))