On Wed, Mar 07, 2012 at 04:40:09PM +0100, Orjan Friberg wrote: > Hi, > > We're using the HID gadget driver as the basis for a multi-touch > gadget driver. When connected to a VIA VL800 (3.0) USB controller, > Windows 7 says: > > "Hardware Id Missing. Windows cannot identify the device plugged > into the VIA USB 2 Hub". > > The following patch fixes that problem (and works fine with other > USB controller drivers, at least Renesas and Intel). > > http://www.usb.org/developers/devclass_docs/HID1_11.pdf is quite > specific about the HID device class: > > "The bDeviceClass and bDeviceSubClass fields in the Device > Descriptor should not be used to identify a device as belonging to > the HID class. Instead use the bInterfaceClass and > bInterfaceSubClass fields in the Interface descriptor." > > I couldn't find the original rationale for setting the device class > to "misc" (0xEF). Thanks for the fix, but I need a "Signed-off-by:" line, as described in the Documentation/SubmittingPatches file in order to be able to apply this. thanks, greg k-h -- 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