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authorChristoph Hellwig <hch@lst.de>2021-06-23 14:04:48 +0200
committerChristoph Hellwig <hch@lst.de>2021-08-18 16:24:10 +0200
commit31b089bbc15a53ca7c90c77ef51390d87f612088 (patch)
treeed095f36cdf81562a145b9b35a94d862df88a00b /arch/arm/Kconfig
parentfaf4ef823ac5f3b6a34a73b76c52895dee3dce55 (diff)
ARM/nommu: use the generic dma-direct code for non-coherent devices
Select the right options to just use the generic dma-direct code instead of reimplementing it. Signed-off-by: Christoph Hellwig <hch@lst.de> Tested-by: Dillon Min <dillon.minfei@gmail.com>
Diffstat (limited to 'arch/arm/Kconfig')
-rw-r--r--arch/arm/Kconfig5
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 2fb7012c3246..4faa11d02521 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -18,8 +18,8 @@ config ARM
select ARCH_HAS_SET_MEMORY
select ARCH_HAS_STRICT_KERNEL_RWX if MMU && !XIP_KERNEL
select ARCH_HAS_STRICT_MODULE_RWX if MMU
- select ARCH_HAS_SYNC_DMA_FOR_DEVICE if SWIOTLB
- select ARCH_HAS_SYNC_DMA_FOR_CPU if SWIOTLB
+ select ARCH_HAS_SYNC_DMA_FOR_DEVICE if SWIOTLB || !MMU
+ select ARCH_HAS_SYNC_DMA_FOR_CPU if SWIOTLB || !MMU
select ARCH_HAS_TEARDOWN_DMA_OPS if MMU
select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST
select ARCH_HAVE_CUSTOM_GPIO_H
@@ -44,6 +44,7 @@ config ARM
select CPU_PM if SUSPEND || CPU_IDLE
select DCACHE_WORD_ACCESS if HAVE_EFFICIENT_UNALIGNED_ACCESS
select DMA_DECLARE_COHERENT
+ select DMA_GLOBAL_POOL if !MMU
select DMA_OPS
select DMA_REMAP if MMU
select EDAC_SUPPORT