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Groups > linux.kernel > #1585890
| From | Vinod Koul <vinod.koul@intel.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [RESEND PATCH] dmaengine: bcm2835: Fix cyclic DMA period splitting |
| Date | 2017-02-22 03:50 +0100 |
| Message-ID | <tdva9-37s-1@gated-at.bofh.it> (permalink) |
| References | <td1vr-dn-9@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Mon, Feb 20, 2017 at 08:01:16PM +0100, Matthias Reichl wrote: > The code responsible for splitting periods into chunks that > can be handled by the DMA controller missed to update total_len, > the number of bytes processed in the current period, when there > are more chunks to follow. > > Therefore total_len was stuck at 0 and the code didn't work at all. > This resulted in a wrong control block layout and audio issues because > the cyclic DMA callback wasn't executing on period boundaries. > > Fix this by adding the missing total_len update. Applied, thanks -- ~Vinod
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[RESEND PATCH] dmaengine: bcm2835: Fix cyclic DMA period splitting Matthias Reichl <hias@horus.com> - 2017-02-20 20:10 +0100 Re: [RESEND PATCH] dmaengine: bcm2835: Fix cyclic DMA period splitting Vinod Koul <vinod.koul@intel.com> - 2017-02-22 03:50 +0100
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