ALSA: hda - Add digital-only mode for ALC268

ALC268 can be configured as digital-only, e.g. for HDMI, on some
machines.  Allow the parser to set up the digital-only mode.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 13 insertions, 6 deletions

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index df32f9353e71..169b3837af52 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -11824,9 +11824,14 @@ static int alc268_parse_auto_config(struct hda_codec *codec)
                                            alc268_ignore);
         if (err < 0)
                 return err;
-        if (!spec->autocfg.line_outs)
+        if (!spec->autocfg.line_outs) {
+                if (spec->autocfg.dig_outs || spec->autocfg.dig_in_pin) {
+                        spec->multiout.max_channels = 2;
+                        spec->no_analog = 1;
+                        goto dig_only;
+                }
                 return 0; /* can't find valid BIOS pin config */
-
+        }
         err = alc268_auto_create_multi_out_ctls(spec, &spec->autocfg);
         if (err < 0)
                 return err;
@@ -11836,10 +11841,12 @@ static int alc268_parse_auto_config(struct hda_codec *codec)
 
         spec->multiout.max_channels = 2;
 
+ dig_only:
         /* digital only support output */
-        if (spec->autocfg.dig_outs)
+        if (spec->autocfg.dig_outs) {
                 spec->multiout.dig_out_nid = ALC268_DIGOUT_NID;
-
+                spec->dig_out_type = spec->autocfg.dig_out_type[0];
+        }
         if (spec->kctls.list)
                 add_mixer(spec, spec->kctls.list);
 
@@ -12140,7 +12147,7 @@ static int patch_alc268(struct hda_codec *codec)
                                           (0 << AC_AMPCAP_MUTE_SHIFT));
         }
 
-        if (!spec->adc_nids && spec->input_mux) {
+        if (!spec->no_analog && !spec->adc_nids && spec->input_mux) {
                 /* check whether NID 0x07 is valid */
                 unsigned int wcap = get_wcaps(codec, 0x07);
                 int i;
@@ -12764,7 +12771,7 @@ static int alc269_parse_auto_config(struct hda_codec *codec)
         if (err < 0)
                 return err;
 
-        if (!spec->cap_mixer)
+        if (!spec->cap_mixer && !spec->no_analog)
                 set_capture_mixer(spec);
 
         store_pin_configs(codec);