video: s3c-fb: add alpha value width setting

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This patch adds alpha value width setting according to
transparency value of each window format, using BLENDCON
register. When alpha value is 8 bits, BLENDCON will set
alpha value width as 8 bits.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>

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Jingoo Han 2012-01-27 14:47:22 +09:00 • committed by Florian Tobias Schandinat

parent 05e52b4bfb

commit f7f31e505a

2 changed files with 24 additions and 0 deletions

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6

arch/arm/plat-samsung/include/plat/regs-fb.h

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18

drivers/video/s3c-fb.c

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