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| author | Christoph Hellwig <hch@lst.de> | 2017-12-24 13:53:50 +0100 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2018-01-15 09:36:02 +0100 |
| commit | 0d8488ac1b68d6e2a3a8aa732c45e290e3ae0805 (patch) | |
| tree | 4d04056cb99186c32572a5ced0904ba1bc78e0ef /arch/arm64/Kconfig | |
| parent | ad67f5a6545f7fda8ec11d7a81e325a398e1a90f (diff) | |
| download | lwn-0d8488ac1b68d6e2a3a8aa732c45e290e3ae0805.tar.gz lwn-0d8488ac1b68d6e2a3a8aa732c45e290e3ae0805.zip | |
arm64: use swiotlb_alloc and swiotlb_free
The generic swiotlb_alloc and swiotlb_free routines already take care
of CMA allocations and adding GFP_DMA32 where needed, so use them
instead of the arm specific helpers.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Robin Murphy <robin.murphy@arm.com>
Diffstat (limited to 'arch/arm64/Kconfig')
| -rw-r--r-- | arch/arm64/Kconfig | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 6b6985f15d02..53205c02b18a 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -59,6 +59,7 @@ config ARM64 select COMMON_CLK select CPU_PM if (SUSPEND || CPU_IDLE) select DCACHE_WORD_ACCESS + select DMA_DIRECT_OPS select EDAC_SUPPORT select FRAME_POINTER select GENERIC_ALLOCATOR |