"Mark S. Mathews" wrote: > > Hi Folks, > > I'm currently working on adding USB support to linux-wlan-ng for the > Intersil Prism 2.x wireless LAN adapters and I'm having a few > difficulties. > > First and foremost, it seems that the device refuses to drop into it's > final, configured, mode of operation unless I do a reset first. That's > been entertaining because the usb_reset_device() function attempts a > usb_set_interface() which the Prism2 device doesn't support. I wound up > having to write a smaller, simpler version of reset_device(). >
If the device has just one interface without alt interfaces then it needs not support the usb_set_interface() function and most likely stalls if you call it. - Roman > Has anyone ever seen a device behave like this before? > > I'm currently working against a stock 2.2.19 kernel with USB compiled as > modules. One other thing I've noted is that usb-uhci.o crashes if I issue > a reset in the probe() function, uhci.o does not. > > If anyone has any suggestions on things to consider relating to this > problem, I'm all ears. > > Thanks, > -Mark > > PS: The final-configured mode thing is config#1, which consists of the > following endpoints: > > #1 - Bulk IN (command responses and rx traffic) > #2 - Bulk OUT (commands and tx traffic) > #3 - Interrupt IN > > When it fails, my URBs to endpoint #2 just hang there, the callback never > gets called. > > -- > > Mark S. Mathews > > AbsoluteValue Systems Web: http://www.linux-wlan.com > 715-D North Drive e-mail: [EMAIL PROTECTED] > Melbourne, FL 32934 Phone: 321.259.0737 > USA Fax: 321.259.0286 > > _______________________________________________ > [EMAIL PROTECTED] > To unsubscribe, use the last form field at: > https://lists.sourceforge.net/lists/listinfo/linux-usb-devel _______________________________________________ [EMAIL PROTECTED] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-devel
