Re: [RFC PATCH v2 1/3] iommu: implement common IOMMU ops for DMA mapping

2015-03-12 Thread Marek Szyprowski
Hello Robin, I'm sorry for a delay, but I've just finished testing this patchser on Exynos5433 with Exynos DRM and other drivers. On 2015-02-06 15:55, Robin Murphy wrote: Taking inspiration from the existing arch/arm code, break out some generic functions to interface the DMA-API to the

Re: [RFC PATCH v2 1/3] iommu: implement common IOMMU ops for DMA mapping

2015-02-10 Thread Robin Murphy
Hi Will, Thanks for the comments, On 09/02/15 04:05, Will Deacon wrote: Hi Robin, On Fri, Feb 06, 2015 at 02:55:13PM +, Robin Murphy wrote: Taking inspiration from the existing arch/arm code, break out some generic functions to interface the DMA-API to the IOMMU-API. This will do the

[RFC PATCH v2 1/3] iommu: implement common IOMMU ops for DMA mapping

2015-02-06 Thread Robin Murphy
Taking inspiration from the existing arch/arm code, break out some generic functions to interface the DMA-API to the IOMMU-API. This will do the bulk of the heavy lifting for IOMMU-backed dma-mapping. Whilst this RFC series is aimed at enabling arm64, once any remaining obvious issues in the