ALSA: hda - make alc882_auto_init_input_src aware of selectors

In the case of having a selector instead of mixer while initing input
sources, the case that happens with ALC889, we must select instead
of muting input. Problem was found while testing with hda-emu.

Signed-off-by: Herton Ronaldo Krzesinski <herton@mandriva.com.br>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index d81cb5e..3666cc5 100644 (file)
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -6924,18 +6924,21 @@ static void alc882_auto_init_analog_input(struct hda_codec *codec)
 static void alc882_auto_init_input_src(struct hda_codec *codec)
 {
        struct alc_spec *spec = codec->spec;
-       const struct hda_input_mux *imux = spec->input_mux;
        int c;
 
        for (c = 0; c < spec->num_adc_nids; c++) {
                hda_nid_t conn_list[HDA_MAX_NUM_INPUTS];
                hda_nid_t nid = spec->capsrc_nids[c];
+               unsigned int mux_idx;
+               const struct hda_input_mux *imux;
                int conns, mute, idx, item;
 
                conns = snd_hda_get_connections(codec, nid, conn_list,
                                                ARRAY_SIZE(conn_list));
                if (conns < 0)
                        continue;
+               mux_idx = c >= spec->num_mux_defs ? 0 : c;
+               imux = &spec->input_mux[mux_idx];
                for (idx = 0; idx < conns; idx++) {
                        /* if the current connection is the selected one,
                         * unmute it as default - otherwise mute it
@@ -6948,8 +6951,20 @@ static void alc882_auto_init_input_src(struct hda_codec *codec)
                                        break;
                                }
                        }
-                       snd_hda_codec_write(codec, nid, 0,
-                                           AC_VERB_SET_AMP_GAIN_MUTE, mute);
+                       /* check if we have a selector or mixer
+                        * we could check for the widget type instead, but
+                        * just check for Amp-In presence (in case of mixer
+                        * without amp-in there is something wrong, this
+                        * function shouldn't be used or capsrc nid is wrong)
+                        */
+                       if (get_wcaps(codec, nid) & AC_WCAP_IN_AMP)
+                               snd_hda_codec_write(codec, nid, 0,
+                                                   AC_VERB_SET_AMP_GAIN_MUTE,
+                                                   mute);
+                       else if (mute != AMP_IN_MUTE(idx))
+                               snd_hda_codec_write(codec, nid, 0,
+                                                   AC_VERB_SET_CONNECT_SEL,
+                                                   idx);
                }
        }
 }