* Daniel Vetter wrote: > On Wed, Apr 11, 2012 at 02:10:30PM +0200, Thierry Reding wrote: > > This commit adds a very basic DRM driver for NVIDIA Tegra SoCs. It > > currently has rudimentary GEM support and can run a console on the > > framebuffer as well as X using the xf86-video-modesetting driver. > > Only the RGB output is supported. Quite a lot of things still need > > to be worked out and there is a lot of room for cleanup. > > Indeed, after a quick look there are tons of functions that are just stubs > ;-) One thing I wonder though is why you directly use the iommu api and > not wrap it up into dma_map? Is arm infrastructure just not there yet or > do you plan to tightly integrate the tegra drm with the iommu (e.g. for > process space switching or similarly funky stuff)? I'm not sure I know what you are referring to. Looking for all users of iommu_map() doesn't turn up anything related to dma_map. Can you point me in the right direction? Thierry
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