Re: [PATCH v4 0/8] iommu/rockchip: Fix bugs and enable on ARM64

From: Joerg Roedel
Date: Tue Jun 21 2016 - 05:21:04 EST


On Tue, Jun 21, 2016 at 01:34:33PM +0900, Tomasz Figa wrote:
> This series intends mostly to enable support for ARM64 architecture
> in the rockchip-iommu driver. On the way to do so, some bugs are also
> fixed.
>
> The most important changes here are:
> - making the Rockchip IOMMU driver use DMA API for managing cache
> coherency of page tables,
> - making the Rockchip DRM driver not use DMA API on behalf of a virtual
> device (behind a virtual IOMMU) to allocate and map buffers, but
> instead proper DRM helpers and IOMMU API directly.

Are these two parts dependent on each other or can the IOMMU and the DRM
part merged independently?


Joerg