diff options
| -rw-r--r-- | sound/pci/hda/patch_sigmatel.c | 24 |
1 files changed, 16 insertions, 8 deletions
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c index 7c8cd59852e..caf48edaa92 100644 --- a/sound/pci/hda/patch_sigmatel.c +++ b/sound/pci/hda/patch_sigmatel.c @@ -2283,15 +2283,23 @@ static int stac92xx_auto_create_multi_out_ctls(struct hda_codec *codec, } if (spec->mic_switch) { + unsigned int def_conf; nid = cfg->input_pins[AUTO_PIN_MIC]; - pincap = snd_hda_param_read(codec, nid, - AC_PAR_PIN_CAP); - if (pincap & AC_PINCAP_OUT) { - err = stac92xx_add_control(spec, - STAC_CTL_WIDGET_IO_SWITCH, - "Mic as Output Switch", (nid << 8) | 1); - if (err < 0) - return err; + def_conf = snd_hda_codec_read(codec, nid, 0, + AC_VERB_GET_CONFIG_DEFAULT, 0); + + /* some laptops have an internal analog microphone + * which can't be used as a output */ + if (get_defcfg_connect(def_conf) != AC_JACK_PORT_FIXED) { + pincap = snd_hda_param_read(codec, nid, + AC_PAR_PIN_CAP); + if (pincap & AC_PINCAP_OUT) { + err = stac92xx_add_control(spec, + STAC_CTL_WIDGET_IO_SWITCH, + "Mic as Output Switch", (nid << 8) | 1); + if (err < 0) + return err; + } } } |