MIPS: use dma_direct_ops for coherent I/O
authorChristoph Hellwig <hch@lst.de>
Fri, 15 Jun 2018 11:08:43 +0000 (13:08 +0200)
committerPaul Burton <paul.burton@mips.com>
Sun, 24 Jun 2018 16:26:04 +0000 (09:26 -0700)
commitdffbfde7582b03f57aed15055dbf8af433c5b1ae
tree392656db11acad9fe314fc7326b71942b94b1911
parentd7e64bf9499b1c260f274d00199c4556196ec5e5
MIPS: use dma_direct_ops for coherent I/O

Switch the simple cache coherent architectures that don't require any
DMA address translation to dma_direct_ops.

We'll soon use at least parts of the direct DMA ops implementation for
all platforms, so select the symbol globally.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Patchwork: https://patchwork.linux-mips.org/patch/19540/
Signed-off-by: Paul Burton <paul.burton@mips.com>
Cc: Florian Fainelli <f.fainelli@gmail.com>
Cc: David Daney <david.daney@cavium.com>
Cc: Kevin Cernekee <cernekee@gmail.com>
Cc: Jiaxun Yang <jiaxun.yang@flygoat.com>
Cc: Tom Bogendoerfer <tsbogend@alpha.franken.de>
Cc: Huacai Chen <chenhc@lemote.com>
Cc: iommu@lists.linux-foundation.org
Cc: linux-mips@linux-mips.org
arch/mips/Kconfig
arch/mips/include/asm/dma-mapping.h