Dan Streetman wrote: > > On Wed, 1 May 2002, Thomas Davis wrote: > > >Johannes Erdfelt wrote: > >> > >> On Wed, May 01, 2002, David Brownell <[EMAIL PROTECTED]> wrote: > >> > > >> > However, that's a UHCI-specific feature. Avoid it for > >> > drivers that you expect to work on other HCs. > >> > >> OHCI and EHCI are buggy then I guess. This is a feature that is actually > >> useful and should be implemented. > >> > > > >one way I got around this problem in 2.4, was to use bulk xfers for one > >shot interrupts. > > bulk is the same as "one-shot interrupt" with the only exception being > interrupt is earlier in the frame than bulk, so interrupt is > "guaranteed" to happen while bulk is not (on a heavily loaded bus). >
Ok, that explains why it works.. most of the time. Note - I've never had it fail, but if it does, now I know why! I just wish ohci/uhci/??? all did the same thing when it comes to interrupt URB's. (both in and out). thomas _______________________________________________________________ Have big pipes? SourceForge.net is looking for download mirrors. We supply the hardware. You get the recognition. Email Us: [EMAIL PROTECTED] _______________________________________________ [EMAIL PROTECTED] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-devel
