commit 92a22beb756c53985e8ba98d39f2c8fc834557a4
author Matthew Ranostay <mranostay@embeddedalley.com> Tue Jun 19 16:48:28 2007 +0200
committer Jaroslav Kysela <perex@suse.cz> Fri Jul 20 11:11:30 2007 +0200
tree c64ea7e47eb0c691e2ea25616f13dcdd3967ef44
parent 76c08828709129bdce6c6a325e0342ba73f2618f

[ALSA] hda: add eapd support to additional idt codecs

Added support for EAPD on the 927x, and 9227-8 IDT HDA codecs.
Enabling EAPD powers the internal speaker amp otherwise there is no
sound on systems with an internal amp.

Signed-off-by: Matthew Ranostay <mranostay@embeddedalley.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>

sound/pci/hda/patch_sigmatel.c

diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index 36423ca..270539a 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -844,6 +844,21 @@
 	}
 }
 
+static void stac92xx_enable_eapd(struct hda_codec *codec)
+{
+	/* Configure GPIO0 as output */
+	snd_hda_codec_write(codec, codec->afg, 0,
+			    AC_VERB_SET_GPIO_DIRECTION, 0x00000001);
+	/* Configure GPIO0 as CMOS */
+	snd_hda_codec_write(codec, codec->afg, 0, 0x7e7, 0x00000000);
+	/* Assert GPIO0 high */
+	snd_hda_codec_write(codec, codec->afg, 0,
+			    AC_VERB_SET_GPIO_DATA, 0x00000001);
+	/* Enable GPIO0 */
+	snd_hda_codec_write(codec, codec->afg, 0,
+			    AC_VERB_SET_GPIO_MASK, 0x00000001);
+}
+
 /*
  * Analog playback callbacks
  */
@@ -2205,7 +2220,8 @@
 	}
 
 	spec->multiout.dac_nids = spec->dac_nids;
-
+	stac92xx_enable_eapd(codec);
+	
 	err = stac92xx_parse_auto_config(codec, 0x1e, 0x20);
 	if (!err) {
 		if (spec->board_config < 0) {
@@ -2273,18 +2289,7 @@
 	spec->mixer = stac9205_mixer;
 
 	spec->multiout.dac_nids = spec->dac_nids;
-
-	/* Configure GPIO0 as EAPD output */
-	snd_hda_codec_write(codec, codec->afg, 0,
-			    AC_VERB_SET_GPIO_DIRECTION, 0x00000001);
-	/* Configure GPIO0 as CMOS */
-	snd_hda_codec_write(codec, codec->afg, 0, 0x7e7, 0x00000000);
-	/* Assert GPIO0 high */
-	snd_hda_codec_write(codec, codec->afg, 0,
-			    AC_VERB_SET_GPIO_DATA, 0x00000001);
-	/* Enable GPIO0 */
-	snd_hda_codec_write(codec, codec->afg, 0,
-			    AC_VERB_SET_GPIO_MASK, 0x00000001);
+	stac92xx_enable_eapd(codec);
 
 	err = stac92xx_parse_auto_config(codec, 0x1f, 0x20);
 	if (!err) {