HelenOS sources

xhci_sw_ring_stop  532 uspace/drv/bus/usb/xhci/hc.c 	xhci_sw_ring_stop(&hc->sw_ring);
xhci_sw_ring_stop  319 uspace/drv/bus/usb/xhci/rh.c 	xhci_sw_ring_stop(&rh->event_ring);
xhci_sw_ring_stop  139 uspace/drv/bus/usb/xhci/trb_ring.h extern void xhci_sw_ring_stop(xhci_sw_ring_t *);
HelenOS homepage, sources at GitHub