124 get_bw_info(struct xhci_hcd_mtk *mtk, struct usb_device *udev,  in get_bw_info()  argument
131 	virt_dev = xhci->devs[udev->slot_id];  in get_bw_info()
133 		WARN_ONCE(1, "%s invalid real_port\n", dev_name(&udev->dev));  in get_bw_info()
137 	if (udev->speed >= USB_SPEED_SUPER) {  in get_bw_info()
161 static struct mu3h_sch_tt *find_tt(struct usb_device *udev)  in find_tt()  argument
163 	struct usb_tt *utt = udev->tt;  in find_tt()
186 		ptt = &tt_index[udev->ttport - 1];  in find_tt()
209 static void drop_tt(struct usb_device *udev)  in drop_tt()  argument
211 	struct usb_tt *utt = udev->tt;  in drop_tt()
221 		ptt = &tt_index[udev->ttport - 1];  in drop_tt()
244 create_sch_ep(struct xhci_hcd_mtk *mtk, struct usb_device *udev,  in create_sch_ep()  argument
253 	bw_info = get_bw_info(mtk, udev, ep);  in create_sch_ep()
257 	if (is_fs_or_ls(udev->speed))  in create_sch_ep()
259 	else if ((udev->speed >= USB_SPEED_SUPER)  in create_sch_ep()
271 	if (is_fs_or_ls(udev->speed)) {  in create_sch_ep()
272 		tt = find_tt(udev);  in create_sch_ep()
282 	sch_ep->speed = udev->speed;  in create_sch_ep()
611 static void destroy_sch_ep(struct xhci_hcd_mtk *mtk, struct usb_device *udev,  in destroy_sch_ep()  argument
619 		drop_tt(udev);  in destroy_sch_ep()
626 static bool need_bw_sch(struct usb_device *udev,  in need_bw_sch()  argument
629 	bool has_tt = udev->tt && udev->tt->hub->parent;  in need_bw_sch()
641 	if (is_fs_or_ls(udev->speed) && !has_tt)  in need_bw_sch()
677 static int add_ep_quirk(struct usb_hcd *hcd, struct usb_device *udev,  in add_ep_quirk()  argument
687 	virt_dev = xhci->devs[udev->slot_id];  in add_ep_quirk()
691 	if (!need_bw_sch(udev, ep)) {  in add_ep_quirk()
703 	xhci_dbg(xhci, "%s %s\n", __func__, decode_ep(ep, udev->speed));  in add_ep_quirk()
705 	sch_ep = create_sch_ep(mtk, udev, ep, ep_ctx);  in add_ep_quirk()
717 static void drop_ep_quirk(struct usb_hcd *hcd, struct usb_device *udev,  in drop_ep_quirk()  argument
725 	if (!need_bw_sch(udev, ep))  in drop_ep_quirk()
728 	xhci_err(xhci, "%s %s\n", __func__, decode_ep(ep, udev->speed));  in drop_ep_quirk()
733 			destroy_sch_ep(mtk, udev, sch_ep);  in drop_ep_quirk()
739 int xhci_mtk_check_bandwidth(struct usb_hcd *hcd, struct usb_device *udev)  in xhci_mtk_check_bandwidth()  argument
743 	struct xhci_virt_device *virt_dev = xhci->devs[udev->slot_id];  in xhci_mtk_check_bandwidth()
747 	xhci_dbg(xhci, "%s() udev %s\n", __func__, dev_name(&udev->dev));  in xhci_mtk_check_bandwidth()
773 	ret = xhci_check_bandwidth(hcd, udev);  in xhci_mtk_check_bandwidth()
780 void xhci_mtk_reset_bandwidth(struct usb_hcd *hcd, struct usb_device *udev)  in xhci_mtk_reset_bandwidth()  argument
786 	xhci_dbg(xhci, "%s() udev %s\n", __func__, dev_name(&udev->dev));  in xhci_mtk_reset_bandwidth()
789 		destroy_sch_ep(mtk, udev, sch_ep);  in xhci_mtk_reset_bandwidth()
791 	xhci_reset_bandwidth(hcd, udev);  in xhci_mtk_reset_bandwidth()
794 int xhci_mtk_add_ep(struct usb_hcd *hcd, struct usb_device *udev,  in xhci_mtk_add_ep()  argument
799 	ret = xhci_add_endpoint(hcd, udev, ep);  in xhci_mtk_add_ep()
804 		ret = add_ep_quirk(hcd, udev, ep);  in xhci_mtk_add_ep()
809 int xhci_mtk_drop_ep(struct usb_hcd *hcd, struct usb_device *udev,  in xhci_mtk_drop_ep()  argument
814 	ret = xhci_drop_endpoint(hcd, udev, ep);  in xhci_mtk_drop_ep()
819 	drop_ep_quirk(hcd, udev, ep);  in xhci_mtk_drop_ep()