1399 			qh->period = urb->interval >> 3;  in qh_make()
1400 			if (qh->period == 0 && urb->interval != 1) {  in qh_make()
1430 			qh->period = urb->interval;  in qh_make()
1936 	unsigned period = qh->period;  in qh_link_periodic()  local
1940 		period, le32_to_cpup(&qh->hw_info2) & (QH_CMASK | QH_SMASK),  in qh_link_periodic()
1944 	if (period == 0)  in qh_link_periodic()
1945 		period = 1;  in qh_link_periodic()
1947 	for (i = qh->start; i < oxu->periodic_size; i += period) {  in qh_link_periodic()
1967 			if (qh->period > here.qh->period)  in qh_link_periodic()
1987 	oxu_to_hcd(oxu)->self.bandwidth_allocated += qh->period  in qh_link_periodic()
1988 		? ((qh->usecs + qh->c_usecs) / qh->period)  in qh_link_periodic()
2001 	unsigned period;  in qh_unlink_periodic()  local
2012 	period = qh->period;  in qh_unlink_periodic()
2013 	if (period == 0)  in qh_unlink_periodic()
2014 		period = 1;  in qh_unlink_periodic()
2016 	for (i = qh->start; i < oxu->periodic_size; i += period)  in qh_unlink_periodic()
2020 	oxu_to_hcd(oxu)->self.bandwidth_allocated -= qh->period  in qh_unlink_periodic()
2021 		? ((qh->usecs + qh->c_usecs) / qh->period)  in qh_unlink_periodic()
2026 		qh->period,  in qh_unlink_periodic()
2066 			unsigned period, unsigned usecs)  in check_period()  argument
2085 	if (unlikely(period == 0)) {  in check_period()
2100 		} while ((frame += period) < oxu->periodic_size);  in check_period()
2115 	if (!check_period(oxu, frame, uframe, qh->period, qh->usecs))  in check_intr_schedule()
2142 	if (frame < qh->period) {  in qh_schedule()
2157 		if (qh->period) {  in qh_schedule()
2158 			frame = qh->period - 1;  in qh_schedule()
2180 		qh->hw_info2 |= qh->period  in qh_schedule()