ALSA: wm8990: Implement speaker volume PGA
authorMark Brown <broonie@opensource.wolfsonmicro.com>
Fri, 15 Aug 2008 15:22:33 +0000 (16:22 +0100)
committerTakashi Iwai <tiwai@suse.de>
Fri, 15 Aug 2008 15:43:47 +0000 (17:43 +0200)
commit97bb8129e5deb3c0584391a5d2348966732e2233
treee848e1e8d807a45269d601106f46e64cf942f065
parent436a74593c34275807fadef20344bbaca251b8d1
ALSA: wm8990: Implement speaker volume PGA

The latest revisions of the WM8990 provide a programmable gain amplifier
for the speaker - configure the register cache and implement controls
for this. Older revisions of the device ignore writes to these controls.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
sound/soc/codecs/wm8990.c
sound/soc/codecs/wm8990.h