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Groups > linux.kernel > #1355021
| From | Vinod Koul <vinod.koul@intel.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [RESEND PATCH] dmaengine: at_xdmac: fix residue computation |
| Date | 2016-03-10 12:10 +0100 |
| Message-ID | <rb6DF-6cT-27@gated-at.bofh.it> (permalink) |
| References | <rb4Vc-4Jq-19@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Thu, Mar 10, 2016 at 10:17:55AM +0100, Ludovic Desroches wrote: > When computing the residue we need two pieces of information: the current > descriptor and the remaining data of the current descriptor. To get > that information, we need to read consecutively two registers but we > can't do it in an atomic way. For that reason, we have to check manually > that current descriptor has not changed. Applied, thanks -- ~Vinod
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[RESEND PATCH] dmaengine: at_xdmac: fix residue computation Ludovic Desroches <ludovic.desroches@atmel.com> - 2016-03-10 10:20 +0100 Re: [RESEND PATCH] dmaengine: at_xdmac: fix residue computation Vinod Koul <vinod.koul@intel.com> - 2016-03-10 12:10 +0100
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