Hi Bernhard, > >> usbfs disappears on recent kernels [1], at least for desktop machines > >> (and most certainly on my stock distribution). Don't want to be contra > >> productive here, but if you insist on this "proof" (i.e. don't accept > >> the output of the above lsusb command or my forum discussion reference > >> [2] as proof enough) and want me to spend another hour compiling a > >> kernel with enabled usbfs for such a small fix, then I'll pass on this > >> one for now. > >> > > just run the attached script. It does the same thing. Or you could just > > mount usbfs. > > > There is *no* usbfs available in my current kernel - I'd need to enable > and recompile: that's why I can't mount. Distribution vendors (like > Ubuntu) follow the recommendation concerning usbfs support in their > stock kernels (it's marked deprecated). > > Your script does not work on devices attached to (internal) hubs - they > are silently omitted. I modified it accordingly and that's the output: > > T: Bus=1 Dev#=8 Spd=12 MxCh=0 > > D: Ver=2.00 Cls=ff(vendr) Sub=01 Prot=01 MxPS=64 #Cfgs=1 > > P: Vendor=05ac ProdID=8218 Rev=0.22 > > S: Manufacturer=Apple Inc. > > S: Product=Bluetooth USB Host Controller > > C: #Ifs=4 Cfg#=1 Atr=e0 MxPwr=0mA > > E: Ad=00(both) Atr=00(Control) MxPS=0040 Ivl=0ms > > I: If#=00 Alt=0 #EPs=03 Cls=ff(vendr) Sub=01 Prot=01 Driver=btusb > > I: If#=01 Alt=0 #EPs=02 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb > > I: If#=02 Alt=0 #EPs=02 Cls=ff(vendr) Sub=ff Prot=ff Driver=(none) > > I: If#=03 Alt=0 #EPs=00 Cls=fe(apspe) Sub=01 Prot=01 Driver=(none) > As visible here and in my previously quoted lsusb output the class isn't > set correctly (0xff instead of 0xe0), so the driver won't detect the > device. It does here, because - of course - I run the patched btusb module. > When I remove my patched DKMS module (and use the stock module as > shipped in 2.6.32), the output is: > > T: Bus=1 Dev#=8 Spd=12 MxCh=0 > > D: Ver=2.00 Cls=ff(vendr) Sub=01 Prot=01 MxPS=64 #Cfgs=1 > > P: Vendor=05ac ProdID=8218 Rev=0.22 > > S: Manufacturer=Apple Inc. > > S: Product=Bluetooth USB Host Controller > > C: #Ifs=4 Cfg#=1 Atr=e0 MxPwr=0mA > > E: Ad=00(both) Atr=00(Control) MxPS=0040 Ivl=0ms > > I: If#=00 Alt=0 #EPs=03 Cls=ff(vendr) Sub=01 Prot=01 Driver=(none) > > I: If#=01 Alt=0 #EPs=02 Cls=e0(wlcon) Sub=01 Prot=01 Driver=(none) > > I: If#=02 Alt=0 #EPs=02 Cls=ff(vendr) Sub=ff Prot=ff Driver=(none) > > I: If#=03 Alt=0 #EPs=00 Cls=fe(apspe) Sub=01 Prot=01 Driver=(none) > I hope you're finally convinced, so attached once more the patch (and CC > to linux-bluetooth). this is really stupid from Apple. They must have been smoking something nice when doing this change. So what I need is a patch done with git format-patch that contains the explanation why including the output from above. Regards Marcel -- To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
