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authorChristoph Hellwig2018-08-24 10:31:08 +0200
committerChristoph Hellwig2018-12-01 17:58:34 +0100
commitf0edfea8ef93ed6cc5f747c46c85c8e53e0798a0 (patch)
treeec7062949a8e02aa77a5eede2295e060d2a0121f /arch/arm64/Kconfig
parent704f2c20eaa566f6906e8812b6e2115889bd753d (diff)
dma-mapping: move the remap helpers to a separate file
The dma remap code only makes sense for not cache coherent architectures (or possibly the corner case of highmem CMA allocations) and currently is only used by arm, arm64, csky and xtensa. Split it out into a separate file with a separate Kconfig symbol, which gets the right copyright notice given that this code was written by Laura Abbott working for Code Aurora at that point. Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Laura Abbott <labbott@redhat.com> Reviewed-by: Robin Murphy <robin.murphy@arm.com>
Diffstat (limited to 'arch/arm64/Kconfig')
-rw-r--r--arch/arm64/Kconfig1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index 787d7850e064..5d065acb6d10 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -82,6 +82,7 @@ config ARM64
select CRC32
select DCACHE_WORD_ACCESS
select DMA_DIRECT_OPS
+ select DMA_REMAP
select EDAC_SUPPORT
select FRAME_POINTER
select GENERIC_ALLOCATOR