diff options
| author | Takashi Iwai <tiwai@suse.de> | 2007-05-29 18:01:06 +0200 |
|---|---|---|
| committer | Jaroslav Kysela <perex@suse.cz> | 2007-05-31 09:06:04 +0200 |
| commit | f9acba4347ac2145456aa8dedaab3d74761da42a (patch) | |
| tree | 6878fc49c00e3ae29a14ac3eee6beb2dea223ac7 /sound/pci | |
| parent | 7353e14d91b78dc6da0d93fb081346c5ef854876 (diff) | |
| download | lwn-f9acba4347ac2145456aa8dedaab3d74761da42a.tar.gz lwn-f9acba4347ac2145456aa8dedaab3d74761da42a.zip | |
[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>
Diffstat (limited to 'sound/pci')
| -rw-r--r-- | sound/pci/hda/patch_sigmatel.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c index 1527cb61e5d6..33fc7cd00935 100644 --- a/sound/pci/hda/patch_sigmatel.c +++ b/sound/pci/hda/patch_sigmatel.c @@ -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)) |