[PATCH v4 0/6] staging tidspbridge: iommu migration

Ramirez Luna, Omar omar.ramirez at ti.com
Tue May 3 20:48:07 UTC 2011


Hi Arnd,

On Tue, May 3, 2011 at 3:18 PM, Arnd Bergmann <arnd at arndb.de> wrote:
> On Thursday 28 April 2011 17:31:46 Omar Ramirez Luna wrote:
>> Rework and rebase of the previous set of patches for iommu migration[1].
>>
>> Reorganized the patches to avoid several iterations to change the same code.
>>
>> Patches were tested with an OMAP3630 board, with both, basic samples and
>> gst-dsp; these are dependant on patch:
>>         "OMAP: iovmm: fix SW flags passed by user"[2].
>
> The code removal in this series looks good, but the move from
> one proprietary iommu API to another proprietary iommu API
> seems pointless.
>
> It would be much more helpful if you could convert the tidspbridge
> code to the dma-mapping API, or to the generic iommu API
> and provide these interfaces from the omap code.

Yes, I thought removing a bunch of lines from staging might be good.
I'll check what can be done to use generic iommu or dma-mapping.

Thanks,

Omar



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