ALSA: hda - Fix the check of loopback-mixer element index in patch_via.c

Fix the check of the multiple loopback-mixer, which gave sometimes
a wrong index assigned to an element even for different names, e.g.
Mic and Front Mic.  Now check the label properly for avoid duplication.

Reported-by: David Henningsson <david.henningsson@canonical.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2011-06-21 12:57:22 +02:00
parent 0f98c24b80
commit 1e11cae143

View File

@ -1875,6 +1875,7 @@ static int via_auto_create_analog_input_ctls(struct hda_codec *codec,
struct via_spec *spec = codec->spec;
struct hda_input_mux *imux = &spec->private_imux[0];
int i, j, err, idx, idx2, type, type_idx = 0;
const char *prev_label = NULL;
hda_nid_t cap_nid;
hda_nid_t pin_idxs[8];
int num_idxs;
@ -1908,11 +1909,12 @@ static int via_auto_create_analog_input_ctls(struct hda_codec *codec,
break;
if (idx >= num_idxs)
continue;
if (i > 0 && type == cfg->inputs[i - 1].type)
label = hda_get_autocfg_input_label(codec, cfg, i);
if (prev_label && !strcmp(label, prev_label))
type_idx++;
else
type_idx = 0;
label = hda_get_autocfg_input_label(codec, cfg, i);
prev_label = label;
idx2 = get_connection_index(codec, spec->aa_mix_nid,
pin_idxs[idx]);
if (idx2 >= 0) {