Re: [PATCH 1/2] arm: msm: Add System MMU support.

From: Arnd Bergmann
Date: Wed Jul 28 2010 - 04:40:31 EST

On Wednesday 28 July 2010 00:41:06 Stepan Moskovchenko wrote:
> Add support for the System MMUs found on the 8x60 and 8x72
> families of Qualcomm chips. These SMMUs allow virtualization
> of the address space used by most of the multimedia cores
> on these chips.

How is this different from an IOMMU?

>From a very brief look, it seems that you should be using the
existing dma-mapping APIs here instead of making up your own.

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