---

yaml --- r: 81744 b: refs/heads/master c: cace16f h: refs/heads/master v: v3
git-mirror · Jan 31, 2008 · ce9a46b · ce9a46b
1 parent 3d8a447
commit ce9a46b
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Showing 2 changed files with 17 additions and 9 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 493b4acb9ed3193b19d45d62e0e5740d20f47adc
+refs/heads/master: cace16f174d971a80f81e68ed04f1124a50dd800
diff --git a/trunk/sound/pci/hda/patch_sigmatel.c b/trunk/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;
+			}
 		}
 	}