ALSA: hda - Disable AA-loopback on ALC283 Chromebook
authorTakashi Iwai <tiwai@suse.de>
Wed, 30 Oct 2013 06:50:53 +0000 (07:50 +0100)
committerTakashi Iwai <tiwai@suse.de>
Wed, 30 Oct 2013 06:52:44 +0000 (07:52 +0100)
commitd2e92709e88d97c001b6bb96054ecb06d99d0dc6
treec02c12e93b03de6062be773faacc4ce9ccd9fbfb
parent9cd5ab9c3c32767e5c5e76bed9b0e2b84512f936
ALSA: hda - Disable AA-loopback on ALC283 Chromebook

ALC283-based Chromebook suffers from occasional white noise, and it
turned out that this comes from AA-loopback.  Disable this output path
by just clearing mixer_nid, then the generic parser will skip the
creation of AA-loopback path.

Reported-and-tested-by: Kailang Yang <kailang@realtek.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
sound/pci/hda/patch_realtek.c