On Sat, Nov 24, 2012 at 09:11:57AM +0200, Terje Bergström wrote: > On 23.11.2012 23:55, Thierry Reding wrote: > > Nothing in this patch looks specific to Tegra. This should really be > > added to the generic GEM CMA helpers. > > That was actually done at first. But then we started having difficulties > with duplicate mappings and IOMMU, and mapping memory to correct device. > We haven't yet figured out how to solve that for the generic case. > That's we moved the code back to tegradrm. I still don't see how that's relevant here. IOMMU support has explicitly been removed as you mentioned in your introductory email and none of the functionality in this patch is in any way specific to Tegra. Right? Thierry
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