ARM: DMA-mapping framework redesign
From: | Marek Szyprowski <m.szyprowski@samsung.com> | |
To: | linux-arm-kernel@lists.infradead.org, linaro-mm-sig@lists.linaro.org, linux-mm@kvack.org, linux-arch@vger.kernel.org, linux-samsung-soc@vger.kernel.org, iommu@lists.linux-foundation.org | |
Subject: | [PATCHv6 0/7] ARM: DMA-mapping framework redesign | |
Date: | Fri, 10 Feb 2012 19:58:37 +0100 | |
Message-ID: | <1328900324-20946-1-git-send-email-m.szyprowski@samsung.com> | |
Cc: | Marek Szyprowski <m.szyprowski@samsung.com>, Kyungmin Park <kyungmin.park@samsung.com>, Arnd Bergmann <arnd@arndb.de>, Joerg Roedel <joro@8bytes.org>, Russell King - ARM Linux <linux@arm.linux.org.uk>, Shariq Hasnain <shariq.hasnain@linaro.org>, Chunsang Jeong <chunsang.jeong@linaro.org>, Krishna Reddy <vdumpa@nvidia.com>, KyongHo Cho <pullip.cho@samsung.com>, Andrzej Pietrasiewicz <andrzej.p@samsung.com>, Benjamin Herrenschmidt <benh@kernel.crashing.org> | |
Archive‑link: | Article |
Hello, This is another update on my works DMA-mapping framework redesign for ARM architecture. It includes a few minor cleanup and fixes since the last version posted by the end of December 2011. This patch series is now based on the generic, cross-arch dma-mapping redesign patches posted in the "[PATCH 00/14] DMA-mapping framework redesign preparation" thread: http://www.spinics.net/lists/linux-sh/msg09777.html All patches have been now rebased onto v3.3-rc2 kernel. All the code has been tested on Samsung Exynos4 'UniversalC210' board with IOMMU driver posted by KyongHo Cho. History of the development: v1: (initial version of the DMA-mapping redesign patches): http://www.spinics.net/lists/linux-mm/msg21241.html v2: http://lists.linaro.org/pipermail/linaro-mm-sig/2011-Sept... http://lists.linaro.org/pipermail/linaro-mm-sig/2011-Sept... v3: http://www.spinics.net/lists/linux-mm/msg25490.html v4 and v5: http://www.spinics.net/lists/arm-kernel/msg151147.html http://www.spinics.net/lists/arm-kernel/msg154889.html Best regards -- Marek Szyprowski Samsung Poland R&D Center Patch summary: Marek Szyprowski (7): ARM: dma-mapping: remove offset parameter to prepare for generic dma_ops ARM: dma-mapping: use asm-generic/dma-mapping-common.h ARM: dma-mapping: implement dma sg methods on top of any generic dma ops ARM: dma-mapping: move all dma bounce code to separate dma ops structure ARM: dma-mapping: remove redundant code and cleanup ARM: dma-mapping: use alloc, mmap, free from dma_ops ARM: dma-mapping: add support for IOMMU mapper arch/arm/Kconfig | 9 + arch/arm/common/dmabounce.c | 78 +++- arch/arm/include/asm/device.h | 4 + arch/arm/include/asm/dma-iommu.h | 34 ++ arch/arm/include/asm/dma-mapping.h | 404 +++++------------ arch/arm/mm/dma-mapping.c | 897 ++++++++++++++++++++++++++++++------ arch/arm/mm/vmregion.h | 2 +- 7 files changed, 980 insertions(+), 448 deletions(-) create mode 100644 arch/arm/include/asm/dma-iommu.h -- 1.7.1.569.g6f426 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>