Hi, > I'm writing an app like USBHSET but for linux, when I issue some kind > of control msg (which is an ioctl()) it's returning -32 ENODEV. But > when I issue usb_reset() (another ioctl()) it's working fine. Looks like you are either issuing a wrong ioctl (the driver does not understand the ioctl), or issuing ioctl against the wrong device node. > Where can I find the definition for ioctl() and when does it > returns ENODEV??? May be you should check in the driver source code? Thanks, Rajat -- To unsubscribe from this list: send an email with "unsubscribe kernelnewbies" to ecartis@xxxxxxxxxxxx Please read the FAQ at http://kernelnewbies.org/FAQ