Messages in this thread | | | Date | Mon, 8 Apr 2013 18:09:56 +0100 | From | Russell King - ARM Linux <> | Subject | Re: [RFC v2] dmaengine: omap-dma: Start DMA without delay for cyclic channels |
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On Mon, Apr 08, 2013 at 09:11:04AM +0200, Peter Ujfalusi wrote: > Russell, > > On 04/03/2013 01:17 PM, Peter Ujfalusi wrote: > > cyclic DMA is only used by audio which needs DMA to be started without a > > delay. > > If the DMA for audio is started using the tasklet we experience random > > channel switch (to be more precise: channel shift). > > > > Reported-by: Peter Meerwald <pmeerw@pmeerw.net> > > Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com> > > --- > > Hi Russell, > > > > Instead of removing the tasklet we can identify the DMA channel used by audio > > based on the cyclic flag of the channel. > > I think this can be used as a short term solution to fix the audio channel shift > > issue and later when we have the dynamic DMA channel allocation we can adjust > > the code. > > Could you, please look at this patch?
Now that I'm back from a short 4 day break, then yes, and the answer is that it's fine. Who's handling the patch?
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