Re: Question about DMA MODE1 of MUSB

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Hi Felipe,

On Thursday 01 April 2010 12:49:30 Felipe Balbi wrote:
> On Wed, Mar 31, 2010 at 11:33:24AM +0200, ext Cliff Cai wrote:
> >Currently,the RX DMA MODE1 is setup only after a packet has sit in the RX
> >fifo. I just wonder if this way works?I was told that MODE1 should be
> >setup before receiving the first packet,or we have to setup MODE 0 to
> >unload the first packet and then
> >switch to MODE1 for the remaining packets.
> 
> mode1 is not working on current code. We have it working on the maemo
> kernel for n900 but I just didn't have time recently to port those
> patches to current mainline.
> 
> I'll add that to my tasks as soon as I have an opening, but I would need
> help from all you guys to test on all possible boards. The code we have
> works fine on omap3430 and 3630 but I don't know about omap2420, davinci
> and blackfin.

I can also test the patches on an OMAP3530 (although it has the same MUSB core 
as the OMAP3430 as far as I know, so I'm not sure how useful that would be).

-- 
Regards,

Laurent Pinchart
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