175   union ehci_shadow  *q = &ehci->pshadow [frame];  in periodic_usecs()  local
178   while (q->ptr) {  in periodic_usecs()
183       if (q->qh->hw_info2 & CPUToLE32 (1 << uframe))  in periodic_usecs()
184         usecs += q->qh->usecs;  in periodic_usecs()
186       if (q->qh->hw_info2 & CPUToLE32 (1 << (8 + uframe)))  in periodic_usecs()
187         usecs += q->qh->c_usecs;  in periodic_usecs()
188       q = &q->qh->qh_next;  in periodic_usecs()
194       if (q->fstn->hw_prev != EHCI_LIST_END) {  in periodic_usecs()
197       q = &q->fstn->fstn_next;  in periodic_usecs()
203       if (q->itd->hw_transaction [uframe] != 0)  in periodic_usecs()
204         usecs += q->itd->usecs;  in periodic_usecs()
205       q = &q->itd->itd_next;  in periodic_usecs()
211       temp = q->sitd->hw_fullspeed_ep &  in periodic_usecs()
216       if (q->sitd->hw_uframe & CPUToLE32 (1 << uframe)) {  in periodic_usecs()
224       if (q->sitd->hw_uframe &  in periodic_usecs()
231       q = &q->sitd->sitd_next;  in periodic_usecs()
1132     union ehci_shadow  q, *q_p;  in scan_periodic()  local
1146     q.ptr = q_p->ptr;  in scan_periodic()
1150     while (q.ptr != 0) {  in scan_periodic()
1159         last = (q.qh->hw_next == EHCI_LIST_END);  in scan_periodic()
1161         temp = q.qh->qh_next;  in scan_periodic()
1163         type = Q_NEXT_TYPE (q.qh->hw_next);  in scan_periodic()
1166             qh_get (q.qh), regs);  in scan_periodic()
1168         qh_put (ehci, q.qh);  in scan_periodic()
1169         q = temp;  in scan_periodic()
1175         last = (q.fstn->hw_next == EHCI_LIST_END);  in scan_periodic()
1177         if (q.fstn->hw_prev != EHCI_LIST_END) {  in scan_periodic()
1180         type = Q_NEXT_TYPE (q.fstn->hw_next);  in scan_periodic()
1181         q = q.fstn->fstn_next;  in scan_periodic()
1188         last = (q.itd->hw_next == EHCI_LIST_END);  in scan_periodic()
1193           if (q.itd->hw_transaction [uf] != 0) {  in scan_periodic()
1195             temp = q;  in scan_periodic()
1196             *q_p = q.itd->itd_next;  in scan_periodic()
1197             *hw_p = q.itd->hw_next;  in scan_periodic()
1208           q_p = &q.itd->itd_next;  in scan_periodic()
1209           hw_p = &q.itd->hw_next;  in scan_periodic()
1210           type = Q_NEXT_TYPE (q.itd->hw_next);  in scan_periodic()
1213         q = *q_p;  in scan_periodic()
1220         last = (q.sitd->hw_next == EHCI_LIST_END);  in scan_periodic()
1222         sitd_complete (ehci, q.sitd);  in scan_periodic()
1224         type = Q_NEXT_TYPE (q.sitd->hw_next);  in scan_periodic()
1227         q = q.sitd->sitd_next;  in scan_periodic()
1233           type, frame, q.ptr);  in scan_periodic()
1236         q.ptr = 0;  in scan_periodic()
1240       if (unlikely (q.ptr == 0 && !last))  in scan_periodic()