ALSA: hda - Connect to primary DAC if no individual DAC is available

In stac92xx_auto_fill_dac_nids[], connect to the primary DAC if no
individual DAC is available for each pin.  This ensures that the pin
works somehow at least.

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

1 files changed, 10 insertions, 0 deletions

diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index d19090fd2d13..ee119259183c 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -2871,6 +2871,16 @@ static hda_nid_t get_unassigned_dac(struct hda_codec *codec, hda_nid_t nid)
                         return conn[j];
                 }
         }
+        /* if all DACs are already assigned, connect to the primary DAC */
+        if (conn_len > 1) {
+                for (j = 0; j < conn_len; j++) {
+                        if (conn[j] == spec->multiout.dac_nids[0]) {
+                                snd_hda_codec_write_cache(codec, nid, 0,
+                                                  AC_VERB_SET_CONNECT_SEL, j);
+                                break;
+                        }
+                }
+        }
         return 0;
 }