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ALSA: hda: Fix 0 dB offset for Lenovo Thinkpad models using AD1981
authorDaniel T Chen <crimsun@ubuntu.com>
Tue, 30 Mar 2010 17:29:28 +0000 (13:29 -0400)
committerTakashi Iwai <tiwai@suse.de>
Wed, 31 Mar 2010 09:47:14 +0000 (11:47 +0200)
commitb8e80cf386419453678b01bef830f53445ebb15d
tree4b987b27f823c46412411aa17e821dbb5954a4b7tree | snapshot
parent1f85d72d2c9c9a1d6d32cf325936bc224ad5d591commit | diff
ALSA: hda: Fix 0 dB offset for Lenovo Thinkpad models using AD1981

BugLink: https://launchpad.net/bugs/551606
The OR's hardware distorts at PCM 100% because it does not correspond to
0 dB. Fix this in patch_ad1981() for all models using the Thinkpad
quirk.

Reported-by: Jane Silber
Cc: <stable@kernel.org>
Signed-off-by: Daniel T Chen <crimsun@ubuntu.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
sound/pci/hda/patch_analog.c diff | blob | history
John Crispins staging tree