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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)
committerTakashi Iwai <tiwai@suse.de>
Thu, 5 Apr 2012 15:54:22 +0000 (17:54 +0200)
commit18dcd3044e4c4b3ab6341c98e8d0e81e0d58d5e3
treed41a57e532a419172ce63d4db52588282f350c66tree | snapshot
parentdd775ae2549217d3ae09363e3edb305d0fa19928commit | diff
ALSA: hda - Fix internal mic for Lenovo Ideapad U300s

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>
sound/pci/hda/patch_conexant.c diff | blob | history
John Crispins staging tree