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authorLinus Torvalds <torvalds@linux-foundation.org>2019-09-19 22:27:23 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2019-09-19 22:27:23 +0200
commit671df189537883f36cf9c7d4f9495bfac0f86627 (patch)
tree22e5f598ed1f5d9b2218d85d4426140f804d61e6 /arch/arm/Kconfig
parentMerge tag 'configfs-for-5.4' of git://git.infradead.org/users/hch/configfs (diff)
parentmmc: renesas_sdhi_internal_dmac: Add MMC_CAP2_MERGE_CAPABLE (diff)
downloadlinux-671df189537883f36cf9c7d4f9495bfac0f86627.tar.xz
linux-671df189537883f36cf9c7d4f9495bfac0f86627.zip
Merge tag 'dma-mapping-5.4' of git://git.infradead.org/users/hch/dma-mapping
Pull dma-mapping updates from Christoph Hellwig: - add dma-mapping and block layer helpers to take care of IOMMU merging for mmc plus subsequent fixups (Yoshihiro Shimoda) - rework handling of the pgprot bits for remapping (me) - take care of the dma direct infrastructure for swiotlb-xen (me) - improve the dma noncoherent remapping infrastructure (me) - better defaults for ->mmap, ->get_sgtable and ->get_required_mask (me) - cleanup mmaping of coherent DMA allocations (me) - various misc cleanups (Andy Shevchenko, me) * tag 'dma-mapping-5.4' of git://git.infradead.org/users/hch/dma-mapping: (41 commits) mmc: renesas_sdhi_internal_dmac: Add MMC_CAP2_MERGE_CAPABLE mmc: queue: Fix bigger segments usage arm64: use asm-generic/dma-mapping.h swiotlb-xen: merge xen_unmap_single into xen_swiotlb_unmap_page swiotlb-xen: simplify cache maintainance swiotlb-xen: use the same foreign page check everywhere swiotlb-xen: remove xen_swiotlb_dma_mmap and xen_swiotlb_dma_get_sgtable xen: remove the exports for xen_{create,destroy}_contiguous_region xen/arm: remove xen_dma_ops xen/arm: simplify dma_cache_maint xen/arm: use dev_is_dma_coherent xen/arm: consolidate page-coherent.h xen/arm: use dma-noncoherent.h calls for xen-swiotlb cache maintainance arm: remove wrappers for the generic dma remap helpers dma-mapping: introduce a dma_common_find_pages helper dma-mapping: always use VM_DMA_COHERENT for generic DMA remap vmalloc: lift the arm flag for coherent mappings to common code dma-mapping: provide a better default ->get_required_mask dma-mapping: remove the dma_declare_coherent_memory export remoteproc: don't allow modular build ...
Diffstat (limited to 'arch/arm/Kconfig')
-rw-r--r--arch/arm/Kconfig2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 2ae7f8adcac4..aa1d3b25e89f 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -8,7 +8,7 @@ config ARM
select ARCH_HAS_DEBUG_VIRTUAL if MMU
select ARCH_HAS_DEVMEM_IS_ALLOWED
select ARCH_HAS_DMA_COHERENT_TO_PFN if SWIOTLB
- select ARCH_HAS_DMA_MMAP_PGPROT if SWIOTLB
+ select ARCH_HAS_DMA_WRITE_COMBINE if !ARM_DMA_MEM_BUFFERABLE
select ARCH_HAS_ELF_RANDOMIZE
select ARCH_HAS_FORTIFY_SOURCE
select ARCH_HAS_KEEPINITRD