UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

ALSA: hda/realtek - Fix the initialization of pin amp-in 

The pin widget has only a single amp value for the input even if it
has multiple "sources".  Handle the situation in activate_path().

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2012-12-14 17:53:29 +01:00
parent 6518f7ac51
commit 0250f7cbea
1 changed files with 9 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
sound/pci/hda/patch_realtek.c
View File

@ -3921,21 +3921,27 @@ static void activate_amp_in(struct hda_codec *codec, struct nid_path *path,
{
struct alc_spec *spec = codec->spec;
hda_nid_t conn[16];
int n, nums;
int n, nums, idx;
hda_nid_t nid = path->path[i];
nums = snd_hda_get_connections(codec, nid, conn, ARRAY_SIZE(conn));
if (get_wcaps_type(get_wcaps(codec, nid)) == AC_WID_PIN) {
nums = 1;
idx = 0;
} else
idx = path->idx[i];
for (n = 0; n < nums; n++)
init_amp(codec, nid, HDA_INPUT, n);
if (is_ctl_associated(codec, nid, HDA_INPUT, path->idx[i]))
if (is_ctl_associated(codec, nid, HDA_INPUT, idx))
return;
/* here is a little bit tricky in comparison with activate_amp_out();
* when aa-mixer is available, we need to enable the path as well
*/
for (n = 0; n < nums; n++) {
if (n != path->idx[i] && conn[n] != spec->mixer_nid)
if (n != idx && conn[n] != spec->mixer_nid)
continue;
activate_amp(codec, nid, HDA_INPUT, n, enable);
}