dev/usb/usb_hub.c

189  * driver instance for "hub" connected to "usb"
190  * and "hub" connected to "hub"
265 	struct usb_hub *hub;
268 	hub = udev->hub;
269 	if (hub == NULL)
271 	sc = hub->hubsoftc;
297 	struct usb_hub *hub;
311 	hub = udev->hub;
312 	if ((hub == NULL) ||
324 	up = hub->ports + port - 1;
354 	    &hub->tt_msg[0], &hub->tt_msg[1]);
378 		for (x = 0; x != udev->hub->nports; x++) {
379 			up = udev->hub->ports + x;
421 	struct usb_hub *hub;
428 	hub = udev->hub;
429 	if (hub == NULL)
431 	sc = hub->hubsoftc;
435 	for (x = 0; x != hub->nports; x++) {
436 		up = hub->ports + x;
580 	if (child->hub)
581 		err = (child->hub->explore) (child);
648 	    udev->hub->ports + portno - 1);
917 	    udev->hub->ports + portno - 1);
1027 	struct usb_hub *hub;
1035 	hub = udev->hub;
1036 	sc = hub->hubsoftc;
1057 	for (x = 0; x != hub->nports; x++) {
1058 		up = hub->ports + x;
1232 	struct usb_hub *hub;
1390 	hub = malloc(sizeof(hub[0]) + (sizeof(hub->ports[0]) * nports),
1393 	if (hub == NULL)
1396 	hub = &sc->sc_hub;
1398 	udev->hub = hub;
1401 	hub->hubsoftc = sc;
1402 	hub->explore = &uhub_explore;
1403 	hub->nports = nports;
1404 	hub->hubudev = udev;
1406 	hub->tt_msg[0].hdr.pm_callback = &uhub_reset_tt_proc;
1407 	hub->tt_msg[0].udev = udev;
1408 	hub->tt_msg[1].hdr.pm_callback = &uhub_reset_tt_proc;
1409 	hub->tt_msg[1].udev = udev;
1411 	/* if self powered hub, give ports maximum current */
1413 		hub->portpower = USB_MAX_POWER;
1415 		hub->portpower = USB_MIN_POWER;
1459 	 * These are the events on the bus when a hub is attached:
1461 	 *  Get hub descriptor (see above)
1485 		struct usb_port *up = hub->ports + x;
1558 	free(udev->hub, M_USBDEV);
1560 	udev->hub = NULL;
1568  * Called from process context when the hub is gone.
1575 	struct usb_hub *hub = sc->sc_udev->hub;
1580 	if (hub == NULL)		/* must be partially working */
1587 	for (x = 0; x != hub->nports; x++) {
1589 		child = usb_bus_port_get_device(bus, hub->ports + x);
1605 	    &hub->tt_msg[0], &hub->tt_msg[1]);
1610 	free(hub, M_USBDEV);
1612 	sc->sc_udev->hub = NULL;
1648 uhub_find_iface_index(struct usb_hub *hub, device_t child,
1657 	nports = hub->nports;
1659 		udev = usb_bus_port_get_device(hub->hubudev->bus,
1660 		    hub->ports + x);
1685 	struct usb_hub *hub;
1695 	hub = sc->sc_udev->hub;
1698 	uhub_find_iface_index(hub, child, &res);
1700 		DPRINTF("device not on hub\n");
1730 	struct usb_hub *hub;
1742 	hub = sc->sc_udev->hub;
1745 	uhub_find_iface_index(hub, child, &res);
1747 		DPRINTF("device not on hub\n");
1884 	struct usb_hub *hub;
1905 		hub = udev->parent_hs_hub->hub;
1907 			slot = usb_intr_find_best_slot(hub->uframe_usage,
1912 				hub->uframe_usage[x] += len;
2704 	/* resume parent hub first */
2808 	if (udev->hub != NULL) {
2809 		nports = udev->hub->nports;
2814 			    udev->hub->ports + x);