On Thu, 2010-07-29 at 12:35 +0900, FUJITA Tomonori wrote: > Don't confuse the IOMMU interface with the DMA API that Arnd > mentioned. > > They are not related at all. > > The DMA API is defined in Documentation/DMA-API.txt. > > Arnd told you that include/asm-generic/dma-mapping-common.h is the > library to support the DMA API with multiple IOMMUs. Lots of > architectures (x86, powerpc, sh, alpha, ia64, microblaze, sparc) > use it.
Also, some of the iommu layer actually originates from powerpc. Cheers, Ben. -- To unsubscribe from this list: send the line "unsubscribe linux-arm-msm" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
