HelenOS sources

hub_port_changes_callback  286 uspace/drv/bus/usb/usbhub/usbhub.c 	polling->on_data = hub_port_changes_callback;
hub_port_changes_callback   93 uspace/drv/bus/usb/usbhub/usbhub.h bool hub_port_changes_callback(usb_device_t *, uint8_t *, size_t, void *);