Calls /dev/usb/usb ioctl 4. If the call was successful, updates the internal device struct to reflect the state change. The new state must not be the same as the current one; otherwise IPC_EINVAL will be returned. | Calls /dev/usb/usb ioctl 4. If the call was successful, updates the internal device struct to reflect the state change. The new state must not be the same as the current one; otherwise IPC_EINVAL will be returned. |