video: s3c-fb: add shadow register protect
authorJingoo Han <jg1.han@samsung.com>
Thu, 8 Dec 2011 09:08:00 +0000 (18:08 +0900)
committerFlorian Tobias Schandinat <FlorianSchandinat@gmx.de>
Mon, 19 Dec 2011 20:06:24 +0000 (20:06 +0000)
commitff8c91072389491375f6d1ea86ce55942c460a04
treeb449eda8941bd1d7f1b7423f684e0ec66590a785
parent35784b4315d949e431df9a0ffef721a4801b1588
video: s3c-fb: add shadow register protect

Shadow registers should be protectd whenever the registers are
updated. Shadow registers are updated after SHADOWCON shadow
register is cleared.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
drivers/video/s3c-fb.c