viafb: Add a simple VX855 DMA engine driver

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This code provides a minimal amount of access to the DMA engine as
needed by the camera driver.  VX855 only; it's guaranteed not to work
on other chipsets, so it won't try.

Cc: ScottFang@viatech.com.cn
Cc: JosephChan@via.com.tw
Cc: Harald Welte <laforge@gnumonks.org>
Acked-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>

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This commit is contained in:

Jonathan Corbet 2010-04-23 10:04:12 -06:00

parent 94dd1a856b

commit 3d28eb42c5

2 changed files with 261 additions and 0 deletions

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232

drivers/video/via/via-core.c

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29

drivers/video/via/via-core.h

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