On Sun, Sep 22, 2013 at 04:32:08PM -0400, Alan Stern wrote: > > I'm somehow thinking there is a driver or hardware problem when the device > > does get stuck in a mode where it won't sleep properly again until the next > > reboot (just unloading/loading the driver does not fix this). > > That's quite possible. But if it is a driver problem, wouldn't > unloading and reloading the driver fix it? You'd think that but it hasn't so far with this one device. > > > You might get more information from a kernel with CONFIG_USB_DEBUG > > > enabled. Especially if you add > > > > > > #define VERBOSE_DEBUG > > > > > > to drivers/usb/core/driver.c before the first #include line. > > > > Do you think thaty would help debug the problem above, or not really? I'm > > There's no way to know in advance. > > > starting to think that the USB layer is not at fault, although I could be > > wrong I suppose. > > You asked for advice on things to try, and I suggested something. > That's the best I can do. Understood, just making sure this was still potentially useful considering what I found out since my last message. Thanks for your help, Marc -- "A mouse is a device used to point at the xterm you want to type in" - A.S.R. Microsoft is to operating systems .... .... what McDonalds is to gourmet cooking Home page: http://marc.merlins.org/ -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html