HelenOS sources

isoch_fini        357 uspace/drv/bus/usb/xhci/endpoint.c 		isoch_fini(xhci_ep);
isoch_fini        172 uspace/drv/bus/usb/xhci/isoch.c 	isoch_fini(ep);
isoch_fini        123 uspace/drv/bus/usb/xhci/isoch.h extern void isoch_fini(xhci_endpoint_t *);
HelenOS homepage, sources at GitHub