2 files changed, 33 insertions, 3 deletions

diff --git a/Documentation/sound/alsa/HD-Audio-Models.txt b/Documentation/sound/alsa/HD-Audio-Models.txt
index f9253ea3c19..8eec05bc079 100644
--- a/Documentation/sound/alsa/HD-Audio-Models.txt
+++ b/Documentation/sound/alsa/HD-Audio-Models.txt
@@ -368,4 +368,5 @@ STAC92HD83*
 
 STAC9872
 ========
-  N/A
+  vaio          VAIO laptop without SPDIF
+  auto          BIOS setup (default)
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index 72c87aa20bd..e06fc7decd3 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -155,6 +155,12 @@ enum {
         STAC_927X_MODELS
 };
 
+enum {
+        STAC_9872_AUTO,
+        STAC_9872_VAIO,
+        STAC_9872_MODELS
+};
+
 struct sigmatel_event {
         hda_nid_t nid;
         unsigned char type;
@@ -5588,6 +5594,25 @@ static hda_nid_t stac9872_mux_nids[] = {
         0x15
 };
 
+static unsigned int stac9872_vaio_pin_configs[9] = {
+        0x03211020, 0x411111f0, 0x411111f0, 0x03a15030,
+        0x411111f0, 0x90170110, 0x411111f0, 0x411111f0,
+        0x90a7013e
+};
+
+static const char *stac9872_models[STAC_9872_MODELS] = {
+        [STAC_9872_AUTO] = "auto",
+        [STAC_9872_VAIO] = "vaio",
+};
+
+static unsigned int *stac9872_brd_tbl[STAC_9872_MODELS] = {
+        [STAC_9872_VAIO] = stac9872_vaio_pin_configs,
+};
+
+static struct snd_pci_quirk stac9872_cfg_tbl[] = {
+        {} /* terminator */
+};
+
 static int patch_stac9872(struct hda_codec *codec)
 {
         struct sigmatel_spec *spec;
@@ -5598,11 +5623,15 @@ static int patch_stac9872(struct hda_codec *codec)
                 return -ENOMEM;
         codec->spec = spec;
 
-#if 0 /* no model right now */
         spec->board_config = snd_hda_check_board_config(codec, STAC_9872_MODELS,
                                                         stac9872_models,
                                                         stac9872_cfg_tbl);
-#endif
+        if (spec->board_config < 0)
+                snd_printdd(KERN_INFO "hda_codec: Unknown model for STAC9872, "
+                            "using BIOS defaults\n");
+        else
+                stac92xx_set_config_regs(codec,
+                                         stac9872_brd_tbl[spec->board_config]);
 
         spec->num_pins = ARRAY_SIZE(stac9872_pin_nids);
         spec->pin_nids = stac9872_pin_nids;