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(parent: e8a7e48) | patch
fsldma: add support to 36-bit physical address
authorLi Yang <leoli@freescale.com>
Thu, 11 Nov 2010 12:16:29 +0000 (20:16 +0800)
committerDan Williams <dan.j.williams@intel.com>
Fri, 3 Dec 2010 22:02:45 +0000 (14:02 -0800)
commite2c8e425baa01a4c8e6ae1b90194ed3d3cde0c66
treecb35b0e102d0207c42d65e88f78352dc8199f43etree | snapshot
parente8a7e48bb248a1196484d3f8afa53bded2b24e71commit | diff
fsldma: add support to 36-bit physical address

Expand the dma_mask of fsldma device to 36-bit, indicating that the
DMA engine can deal with 36-bit physical address and does not need
the SWIOTLB to create bounce buffer for it when doing dma_map_*().

Signed-off-by: Li Yang <leoli@freescale.com>
Acked-by: Kumar Gala <galak@kernel.crashing.org>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
drivers/dma/fsldma.c diff | blob | history
Domain: System / Kernel;