]> git.baikalelectronics.ru Git - kernel.git/commit
arm64: Implement coherent DMA API based on swiotlb
authorCatalin Marinas <catalin.marinas@arm.com>
Tue, 21 May 2013 16:35:19 +0000 (17:35 +0100)
committerCatalin Marinas <catalin.marinas@arm.com>
Thu, 27 Feb 2014 17:16:59 +0000 (17:16 +0000)
commit4985dbe9fbe1744c0cb028850d0848c2ec3e02b6
tree892b7ac3974015dd23401a1d993cbd930cee2fb9
parentf47c1a784d062a4ce833a6b6a5e24a8ff4ab0bf0
arm64: Implement coherent DMA API based on swiotlb

This patch adds support for DMA API cache maintenance on SoCs without
hardware device cache coherency.

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
arch/arm64/include/asm/cacheflush.h
arch/arm64/include/asm/dma-mapping.h
arch/arm64/mm/cache.S
arch/arm64/mm/dma-mapping.c