ALSA: hda: 92xx S/PDIF In support

Add support for S/PDIF IN on reference boards quirks. Also disable the
IEC958 capture switch on boards with GPIO0 enabled.

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, 20 insertions, 12 deletions

diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index 6e0a18bca23b..2191735068e1 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -1245,7 +1245,7 @@ static int stac92xx_build_controls(struct hda_codec *codec)
                         return err;
                 spec->multiout.share_spdif = 1;
         }
-        if (spec->dig_in_nid) {
+        if (spec->dig_in_nid && (!spec->gpio_dir & 0x01)) {
                 err = snd_hda_create_spdif_in_ctls(codec, spec->dig_in_nid);
                 if (err < 0)
                         return err;
@@ -4079,10 +4079,6 @@ again:
         memcpy(&spec->private_dimux, &stac92hd73xx_dmux,
                         sizeof(stac92hd73xx_dmux));
 
-        /* GPIO0 High = Enable EAPD */
-        spec->eapd_mask = spec->gpio_mask = spec->gpio_dir = 0x1;
-        spec->gpio_data = 0x01;
-
         switch (spec->board_config) {
         case STAC_DELL_M6:
                 spec->init = dell_eq_core_init;
@@ -4120,6 +4116,11 @@ again:
                 spec->num_dmics = STAC92HD73XX_NUM_DMICS;
                 spec->num_smuxes = ARRAY_SIZE(stac92hd73xx_smux_nids);
         }
+        if (spec->board_config > STAC_92HD73XX_REF) {
+                /* GPIO0 High = Enable EAPD */
+                spec->eapd_mask = spec->gpio_mask = spec->gpio_dir = 0x1;
+                spec->gpio_data = 0x01;
+        }
         spec->dinput_mux = &spec->private_dimux;
 
         spec->num_pwrs = ARRAY_SIZE(stac92hd73xx_pwr_nids);
@@ -4356,10 +4357,12 @@ again:
         spec->aloopback_mask = 0x20;
         spec->aloopback_shift = 0;
 
-        /* GPIO0 High = EAPD */
-        spec->gpio_mask = 0x01;
-        spec->gpio_dir = 0x01;
-        spec->gpio_data = 0x01;
+        if (spec->board_config > STAC_92HD71BXX_REF) {
+                /* GPIO0 = EAPD */
+                spec->gpio_mask = 0x01;
+                spec->gpio_dir = 0x01;
+                spec->gpio_data = 0x01;
+        }
 
         spec->powerdown_adcs = 1;
         spec->digbeep_nid = 0x26;
@@ -4601,9 +4604,11 @@ static int patch_stac927x(struct hda_codec *codec)
                 spec->num_dmuxes = ARRAY_SIZE(stac927x_dmux_nids);
                 break;
         default:
-                /* GPIO0 High = Enable EAPD */
-                spec->eapd_mask = spec->gpio_mask = spec->gpio_dir = 0x1;
-                spec->gpio_data = 0x01;
+                if (spec->board_config > STAC_D965_REF) {
+                        /* GPIO0 High = Enable EAPD */
+                        spec->eapd_mask = spec->gpio_mask = 0x01;
+                        spec->gpio_dir = spec->gpio_data = 0x01;
+                }
                 spec->num_dmics = 0;
 
                 spec->init = stac927x_core_init;
@@ -4717,6 +4722,9 @@ static int patch_stac9205(struct hda_codec *codec)
                  */
                 spec->gpio_data = 0x01;
                 break;
+        case STAC_9205_REF:
+                /* SPDIF-In enabled */
+                break;
         default:
                 /* GPIO0 High = EAPD */
                 spec->eapd_mask = spec->gpio_mask = spec->gpio_dir = 0x1;