From f9acba4347ac2145456aa8dedaab3d74761da42a Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Tue, 29 May 2007 18:01:06 +0200 Subject: [PATCH] [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 Signed-off-by: Jaroslav Kysela --- sound/pci/hda/patch_sigmatel.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) 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)) -- 2.34.1