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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 /kernel/dma/Kconfig
parentf3ecc0ff0457eae93503792c6fc35921fa8a6204 (diff)
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 'kernel/dma/Kconfig')
-rw-r--r--kernel/dma/Kconfig9
1 files changed, 2 insertions, 7 deletions
diff --git a/kernel/dma/Kconfig b/kernel/dma/Kconfig
index 79476749f196..5617c9a76208 100644
--- a/kernel/dma/Kconfig
+++ b/kernel/dma/Kconfig
@@ -33,18 +33,13 @@ config DMA_DIRECT_OPS
bool
depends on HAS_DMA
-config DMA_NONCOHERENT_OPS
- bool
- depends on HAS_DMA
- select DMA_DIRECT_OPS
-
config DMA_NONCOHERENT_MMAP
bool
- depends on DMA_NONCOHERENT_OPS
+ depends on DMA_DIRECT_OPS
config DMA_NONCOHERENT_CACHE_SYNC
bool
- depends on DMA_NONCOHERENT_OPS
+ depends on DMA_DIRECT_OPS
config DMA_VIRT_OPS
bool