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linux-sg2042
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2 Commits

Author SHA1 Message Date
Marek Szyprowski bca0fa5f12 common: add dma_mmap_from_coherent() function 
Add a common helper for dma-mapping core for mapping a coherent buffer
to userspace.

Reported-by: Subash Patel <subashrp@gmail.com>
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Acked-by: Kyungmin Park <kyungmin.park@samsung.com>
Tested-By: Subash Patel <subash.ramaswamy@linaro.org>
 2012-05-21 15:06:09 +02:00
Dmitry Baryshkov ee7e5516be generic: per-device coherent dma allocator 
Currently x86_32, sh and cris-v32 provide per-device coherent dma
memory allocator.

However their implementation is nearly identical. Refactor out
common code to be reused by them.

Signed-off-by: Dmitry Baryshkov <dbaryshkov@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
 2008-06-30 12:51:05 +02:00