[ALSA] hda-codec - Fix ALC882 capture source selection

The capture source selection for ADC list with two elements is buggy
becaues of a wrong capture mux list.  This patch fixes the starting
index based on spec->num_adc_nids.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 5 insertions, 1 deletions

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 2a463c921ae3..777f8c01ca7a 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -5227,10 +5227,14 @@ static int alc882_mux_enum_put(struct snd_kcontrol *kcontrol,
         const struct hda_input_mux *imux = spec->input_mux;
         unsigned int adc_idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
         static hda_nid_t capture_mixers[3] = { 0x24, 0x23, 0x22 };
-        hda_nid_t nid = capture_mixers[adc_idx];
+        hda_nid_t nid;
         unsigned int *cur_val = &spec->cur_mux[adc_idx];
         unsigned int i, idx;
 
+        if (spec->num_adc_nids < 3)
+                nid = capture_mixers[adc_idx + 1];
+        else
+                nid = capture_mixers[adc_idx];
         idx = ucontrol->value.enumerated.item[0];
         if (idx >= imux->num_items)
                 idx = imux->num_items - 1;