On Monday 09 April 2007 18:36, Helge Hafting wrote: > On Fri, Apr 06, 2007 at 10:37:12PM -0400, Dmitry Torokhov wrote: > > On Friday 06 April 2007 20:54, Helge Hafting wrote: > > > I have an usb touchscreen (egalax variety) that works with > > > the 2.6.18 kernel supplied by debian. > > > > > > It fails when I compile 2.6.21-rc5-mm4, tuned to the machine > > > in question. Unlike the debian kernel, this kernel don't use > > > modules in order to save boot time. > > > > > > The strange thing is, 2.6.21-rc5-mm4 recognizes the device. > > > dmesg says things like > > > usb 3-2: Manufacturer: eGalac Inc. > > > usb 3-2: Product: USB TouchController > > > > > > and a lot more. Unlike 2.6.18, it never gets around to say > > > "usbcore: registered new driver usbtouchscreen" > > > which seems to indicate a problem. > > > usbcore registers several other drivers, such as usbserial and pl2303 > > > that makes the gps work. It also registers other drivers like > > > usb-storage,usbfs,hub,libusual,hiddev,usbhid. But not usbtouchscreen. > > > I believe I have turned on every config option for usb touchscreen, > > > this should not be missing. > > > > > > Is there something wrong, or could there be a seemingly unrelated option > > > that I need to turn on? > > > > Please make sure that you have CONFIG_USB_TOUCHSCREEN turned on. > > > Unfortunately, I have: > CONFIG_USB_TOUCHSCREEN=y > CONFIG_USB_TOUCHSCREEN_EGALAX=y > > Anything else I may have missed? >
Hmm, I am concerned because not only you don't have an input device created, you don't even see the driver being registered with usbcore. Could you please try booting with debug_initcall to see with what error code usbtouchscreen initialization fails? -- Dmitry - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/