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authorDavid Henningsson <david.henningsson@canonical.com>2013-10-14 10:16:22 +0200
committerTakashi Iwai <tiwai@suse.de>2013-10-14 10:30:49 +0200
commitccb041571b73888785ef7828a276e380125891a4 (patch)
tree43548d480357ad6439acbc67aab34d71b59467e4 /sound
parentfbc78ad62471c54ca5c10c6a7d440d1ca64d74e7 (diff)
downloadlinux-linaro-stable-ccb041571b73888785ef7828a276e380125891a4.tar.gz
ALSA: hda - Fix inverted internal mic not indicated on some machines
The create_bind_cap_vol_ctl does not create any control indicating that an inverted dmic is present. Therefore, create multiple capture volumes in this scenario, so we always have some indication that the internal mic is inverted. This happens on the Lenovo Ideapad U310 as well as the Lenovo Yoga 13 (both are based on the CX20590 codec), but the fix is generic and could be needed for other codecs/machines too. Thanks to Szymon Acedański for the pointer and a draft patch. BugLink: https://bugs.launchpad.net/bugs/1239392 BugLink: https://bugs.launchpad.net/bugs/1227491 Reported-by: Szymon Acedański <accek@mimuw.edu.pl> Signed-off-by: David Henningsson <david.henningsson@canonical.com> Cc: <stable@vger.kernel.org> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound')
-rw-r--r--sound/pci/hda/hda_generic.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sound/pci/hda/hda_generic.c b/sound/pci/hda/hda_generic.c
index ac41e9cdc976..26ad4f0aade3 100644
--- a/sound/pci/hda/hda_generic.c
+++ b/sound/pci/hda/hda_generic.c
@@ -3531,7 +3531,7 @@ static int create_capture_mixers(struct hda_codec *codec)
if (!multi)
err = create_single_cap_vol_ctl(codec, n, vol, sw,
inv_dmic);
- else if (!multi_cap_vol)
+ else if (!multi_cap_vol && !inv_dmic)
err = create_bind_cap_vol_ctl(codec, n, vol, sw);
else
err = create_multi_cap_vol_ctl(codec);