[PATCH 0/2] ARM: dma-mapping: Fix mmap support for coherent buffers

Marek Szyprowski m.szyprowski at samsung.com
Fri Mar 23 08:26:01 EDT 2012


Hello,

This patchset contains patches to fix broken mmap operation for memory
buffers allocated from 'dma_declare_coherent' pool after applying my dma
mapping redesign patches [1]. These issues have been reported by Subash
Patel.

[1] http://thread.gmane.org/gmane.linux.kernel.cross-arch/12819 

Patch summary:

Marek Szyprowski (2):
  common: add dma_mmap_from_coherent() function
  arm: dma-mapping: use dma_mmap_from_coherent()

 arch/arm/mm/dma-mapping.c          |    3 ++
 drivers/base/dma-coherent.c        |   42 ++++++++++++++++++++++++++++++++++++
 include/asm-generic/dma-coherent.h |    4 ++-
 3 files changed, 48 insertions(+), 1 deletions(-)

-- 
1.7.1.569.g6f426




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