[ALSA] hda: Add dmux to STAC 9228

Added a dmux to the STAC9228 cards with DMIC support. And added a
STAC_DIGITAL_INPUT_SOURCE macro for repeating mixer code.

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

1 files changed, 13 insertions, 8 deletions

diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index 86cd3f67b9fb..820208da8244 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -393,6 +393,16 @@ static struct hda_verb stac9205_core_init[] = {
         {}
 };
 
+#define STAC_DIGITAL_INPUT_SOURCE(cnt) \
+        { \
+                .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+                .name = "Digital Input Source", \
+                .count = cnt, \
+                .info = stac92xx_dmux_enum_info, \
+                .get = stac92xx_dmux_enum_get, \
+                .put = stac92xx_dmux_enum_put,\
+        }
+
 #define STAC_INPUT_SOURCE(cnt) \
         { \
                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
@@ -433,14 +443,7 @@ static struct snd_kcontrol_new stac925x_mixer[] = {
 };
 
 static struct snd_kcontrol_new stac9205_mixer[] = {
-        {
-                .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
-                .name = "Digital Input Source",
-                .count = 1,
-                .info = stac92xx_dmux_enum_info,
-                .get = stac92xx_dmux_enum_get,
-                .put = stac92xx_dmux_enum_put,
-        },
+        STAC_DIGITAL_INPUT_SOURCE(1),
         STAC_INPUT_SOURCE(2),
         STAC_ANALOG_LOOPBACK(0xFE0, 0x7E0),
 
@@ -470,6 +473,7 @@ static struct snd_kcontrol_new stac922x_mixer[] = {
 
 
 static struct snd_kcontrol_new stac927x_mixer[] = {
+        STAC_DIGITAL_INPUT_SOURCE(1),
         STAC_INPUT_SOURCE(3),
         STAC_ANALOG_LOOPBACK(0xFEB, 0x7EB),
 
@@ -2718,6 +2722,7 @@ static int patch_stac927x(struct hda_codec *codec)
         case 0x10280209: /* STAC 9228 */
                 spec->dmic_nids = stac927x_dmic_nids;
                 spec->num_dmics = STAC927X_NUM_DMICS;
+                spec->dmux_nid = 0x1c;
                 break;
         default:
                 spec->num_dmics = 0;