ALSA: hda - Fix internal mic for Lenovo Ideapad U300s
authorDavid Henningsson <david.henningsson@canonical.com>
Mon, 2 Apr 2012 13:40:27 +0000 (15:40 +0200)
committerBen Hutchings <ben@decadent.org.uk>
Wed, 17 Oct 2012 02:49:39 +0000 (03:49 +0100)
commit 18dcd3044e4c4b3ab6341c98e8d0e81e0d58d5e3 upstream.

The internal mic input is phase inverted on one channel.
To avoid people in userspace summing the channels together
and get zero result, use a separate mixer control for the
inverted channel.

BugLink: https://bugs.launchpad.net/bugs/903853
Signed-off-by: David Henningsson <david.henningsson@canonical.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
[bwh: Backported to 3.2:
 - Adjust context
 - Change both invocations of apply_pin_fixup()]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>

No differences found