On Thu, 16 Jun 2005, Ralf Baechle wrote:
> On Thu, Jun 16, 2005 at 03:45:54AM +1000, Finn Thain wrote:
>
> > > ... the chip then decides where in that area the recieved packet gets
> > > buffered ... and that is why I was asking for an alternative to
> > > vdma_log2phys...
> >
> > But I forgot that it is possible to have the sonic chip store no more than
> > one packet in each buffer before moving to the next one in the ring
> > (though this isn't the case at present). So, as you say, vdma_log2phys
> > isn't really required.
>
> Using that option doesn't really seem a good idea anyway.
Sorry, I mislead you (it has been 4 months since I looked at this). The
existing code does only permit one packet per buffer. I did the same in my
zero-copy version. So vdma_log2phys really isn't needed, and my patch
actually removed it along with the memcpy.
-f
>
> Ralf
> -
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