sound: oxygen: cache codec registers
authorClemens Ladisch <clemens@ladisch.de>
Mon, 28 Sep 2009 09:18:45 +0000 (11:18 +0200)
committerTakashi Iwai <tiwai@suse.de>
Mon, 28 Sep 2009 09:54:29 +0000 (11:54 +0200)
Keep a cache of codec registers to avoid unnecessary writes.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

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