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authorChristoph Hellwig <hch@lst.de>2018-09-08 11:22:43 +0200
committerChristoph Hellwig <hch@lst.de>2018-09-20 09:01:15 +0200
commitbc3ec75de5452db59b683487867ba562b950708a (patch)
treead93be8bbaea3429f83fb0afd6b7597ec90a1e7b /arch/sh/Kconfig
parentdma-mapping: move the dma_coherent flag to struct device (diff)
downloadlinux-dev-bc3ec75de5452db59b683487867ba562b950708a.tar.xz
linux-dev-bc3ec75de5452db59b683487867ba562b950708a.zip
dma-mapping: merge direct and noncoherent ops
All the cache maintainance is already stubbed out when not enabled, but merging the two allows us to nicely handle the case where cache maintainance is required for some devices, but not others. Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Paul Burton <paul.burton@mips.com> # MIPS parts
Diffstat (limited to '')
-rw-r--r--arch/sh/Kconfig3
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 1fb7b6d72baf..475d786a65b0 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -7,6 +7,7 @@ config SUPERH
select ARCH_NO_COHERENT_DMA_MMAP if !MMU
select HAVE_PATA_PLATFORM
select CLKDEV_LOOKUP
+ select DMA_DIRECT_OPS
select HAVE_IDE if HAS_IOPORT_MAP
select HAVE_MEMBLOCK
select HAVE_MEMBLOCK_NODE_MAP
@@ -158,13 +159,11 @@ config SWAP_IO_SPACE
bool
config DMA_COHERENT
- select DMA_DIRECT_OPS
bool
config DMA_NONCOHERENT
def_bool !DMA_COHERENT
select ARCH_HAS_SYNC_DMA_FOR_DEVICE
- select DMA_NONCOHERENT_OPS
config PGTABLE_LEVELS
default 3 if X2TLB