ALSA: hda - Check AMP CAP at initialization of Conexant auto-parser

Some codecs have no mute caps in audio I/O widgets.

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

1 files changed, 20 insertions, 8 deletions

diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c
index d63e15b8937a..19416e305be6 100644
--- a/sound/pci/hda/patch_conexant.c
+++ b/sound/pci/hda/patch_conexant.c
@@ -3549,11 +3549,17 @@ static void cx_auto_init_output(struct hda_codec *codec)
         struct conexant_spec *spec = codec->spec;
         struct auto_pin_cfg *cfg = &spec->autocfg;
         hda_nid_t nid;
-        int i;
+        int i, val;
 
-        for (i = 0; i < spec->multiout.num_dacs; i++)
-                snd_hda_codec_write(codec, spec->multiout.dac_nids[i], 0,
-                                    AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_MUTE);
+        for (i = 0; i < spec->multiout.num_dacs; i++) {
+                nid = spec->multiout.dac_nids[i];
+                if (query_amp_caps(codec, nid, HDA_OUTPUT) & AC_AMPCAP_MUTE)
+                        val = AMP_OUT_MUTE;
+                else
+                        val = AMP_OUT_ZERO;
+                snd_hda_codec_write(codec, nid, 0,
+                                    AC_VERB_SET_AMP_GAIN_MUTE, val);
+        }
 
         for (i = 0; i < cfg->hp_outs; i++)
                 snd_hda_codec_write(codec, cfg->hp_pins[i], 0,
@@ -3593,11 +3599,17 @@ static void cx_auto_init_input(struct hda_codec *codec)
 {
         struct conexant_spec *spec = codec->spec;
         struct auto_pin_cfg *cfg = &spec->autocfg;
-        int i;
+        int i, val;
 
-        for (i = 0; i < spec->num_adc_nids; i++)
-                snd_hda_codec_write(codec, spec->adc_nids[i], 0,
-                                    AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_MUTE(0));
+        for (i = 0; i < spec->num_adc_nids; i++) {
+                hda_nid_t nid = spec->adc_nids[i];
+                if (query_amp_caps(codec, nid, HDA_INPUT) & AC_AMPCAP_MUTE)
+                        val = AMP_IN_MUTE(0);
+                else
+                        val = AMP_IN_UNMUTE(0);
+                snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_AMP_GAIN_MUTE,
+                                    val);
+        }
 
         for (i = 0; i < cfg->num_inputs; i++) {
                 unsigned int type;