Vojtech Pavlik wrote: > On Sat, Jun 01, 2002 at 01:02:23PM +0300, Johann Deneux wrote: > >>Vojtech Pavlik wrote: >> >>>On Mon, May 27, 2002 at 01:17:58PM +0200, Johann Deneux wrote: >>> >>> >>>>Johannes Erdfelt wrote: >>>> >>>> >>>> >>>>>I can only see 2 reasons for putting it into the HCD: OHCI and EHCI >>>>>handle it implicitily and for speed. >>>>> >>>>>There is a strong desire to keep bulk fast, but I can't come up with a >>>>>reason for control to be faster. >>>>> >>>>> >>>>> >>>>It depends on what you mean by fast. I am trying to write a driver for a >>>>device that needs control messages to be sent often (every 0.1s or 0.01s >>>>or so). >>>> >>>> >>>Doesn't the device have an output endpoint for that? >>> >>> >>The device is an hid device using Logitech's home-made protocol for >>force-feedback. It indeed has an output endpoint, but AFAIK it uses >>control messages to handle force-feedback. >> > > I think using the interrupt out endpoint will work equally well. Anyway,
Good guess ! I've just tried it, and it works. > I think force feedback is the only reason to add an out endpoint to a > mouse. > > -- Johann Deneux _______________________________________________________________ Don't miss the 2002 Sprint PCS Application Developer's Conference August 25-28 in Las Vegas - http://devcon.sprintpcs.com/adp/index.cfm?source=osdntextlink _______________________________________________ [EMAIL PROTECTED] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-devel
