Messages in this thread | | | Date | Tue, 23 Dec 2014 08:59:39 -0600 | From | Carsten Behling <> | Subject | Re: usb: musb: Scheduling of interrupt endpoints |
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Would it help if I send a patch as a suggestion and as basis for discussion?
On 12/19/2014 01:38 PM, Carsten Behling wrote: > Hi all, > > Long time ago, TI shipped a kernel named > linux-2.6.32.17-psp03.01.01.39 with an additional kernel option > for scheduling of interrupt endpoints. > > AFAIK, this seems to be the only possibility to attach more that 4 in > endpoints to MUSB (at least on a DM368). > > This feature reserves one hardware endpoint unit to time schedule > interrupt in endpoints based > on its bInterval value triggered by the SOF interrupt. > > I didn't find any discussion about adding such a feature to the > mainline kernel. > IMHO, this feature is absolutely necessary. But there may be reasons, > not to add it (e.g. CPU load). > > Please let me know your thoughts and ideas. > > Best regards > -Carsten >
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