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mtd: nand: omap2: Fix high memory dma prefetch transfer
authorCooper Jr., Franklin <fcooper@ti.com>
Fri, 15 Apr 2016 20:28:59 +0000 (15:28 -0500)
committerBoris Brezillon <boris.brezillon@free-electrons.com>
Thu, 5 May 2016 21:52:01 +0000 (23:52 +0200)
commit1400a1b346080d4672d1eb336628d00b845473df
tree3a337a1de2334eedb494501aeaf264aaa2892ef2tree | snapshot
parent44211a590a0e5e4e31c30429d39bea0644850b2bcommit | diff
mtd: nand: omap2: Fix high memory dma prefetch transfer

Based on DMA documentation and testing using high memory buffer when doing
dma transfers can lead to various issues including kernel panics.

To workaround this simply use cpu copy.

Signed-off-by: Franklin S Cooper Jr <fcooper@ti.com>
Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
drivers/mtd/nand/omap2.c diff | blob | history
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