On 9/13/07, Zhang Wei-r63237 <[EMAIL PROTECTED]> wrote:
> Hi,
>
> > > +static void fsl_dma_set_src(dma_addr_t addr,
> > > + struct dma_async_tx_descriptor
> > *tx, int index)
> > > +{
> >
> > What is index supposed to mean? It's not used, or documented
> > anywhere than
> > I can see.
>
> I've also got more document here. Hi, Dan, could you give me some
> explanation about this API? :)
>
The index field gets used for multi-source (or multi-dest) operations.
XOR, for example, is a multi-source operation. I am preparing a
documentation patch.
[..]
--
Dan
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