USBHSG_STATUS_SELF_POWERED
usbhsg_status_set(gpriv, USBHSG_STATUS_SELF_POWERED);
usbhsg_status_clr(gpriv, USBHSG_STATUS_SELF_POWERED);
if (usbhsg_status_has(gpriv, USBHSG_STATUS_SELF_POWERED))