Messages in this thread | | | Date | Fri, 29 Jul 2011 16:53:52 +0530 | From | viresh kumar <> | Subject | Re: [PATCH 00/18] dmaengine/amba-pl08x updates |
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On 07/29/2011 04:49 PM, Russell King - ARM Linux wrote: > Ok, so lets have the driver explicitly enforce one SG entry if peripheral > flow is set. It would also be a good idea to pass not zero length, but > the real transfer size in the SG entry for the sake of having the API > know the full information about the transfer.
In my case, JPEG driver doesn't know how much data to transfer. So i have to send zero from there. Also, i am not sure why would peripheral needs to be flow controller if the peripherals driver already know how much to transfer?
> > (Ok, it already only supports one SG entry, but that's something else > which needs fixing - which may be possible now that you've cleaned up > the LLI creation code.) > .
Yes. I cleaned it up.
-- viresh
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