usb/host/ehci-sched.c

203 			ps->usecs, ps->c_usecs, ps->cs_mask);
211 	int			usecs = qh->ps.usecs;
223 		usecs = -usecs;
231 		ehci->bandwidth[i] += usecs;
334  * periodic transfer of the specified length (usecs), starting at the
362 	unsigned		usecs = ps->tt_usecs;
372 		if (tt->bandwidth[frame] + usecs > 900)
387 		if (usecs > 125) {
388 			int ufs = (usecs / 125);
395 		tt_usecs[uframe] += usecs;
530 		qh, qh->ps.phase, qh->ps.usecs, qh->ps.c_usecs);
578 		? ((qh->ps.usecs + qh->ps.c_usecs) / qh->ps.bw_period)
579 		: (qh->ps.usecs * 8);
616 		? ((qh->ps.usecs + qh->ps.c_usecs) / qh->ps.bw_period)
617 		: (qh->ps.usecs * 8);
623 		qh, qh->ps.phase, qh->ps.usecs, qh->ps.c_usecs);
747 	unsigned	usecs
755 	/* convert "usecs we need" to "max already claimed" */
756 	usecs = ehci->uframe_periodic_max - usecs;
760 		if (ehci->bandwidth[uframe] > usecs)
783 	if (!check_period(ehci, frame, uframe, qh->ps.bw_uperiod, qh->ps.usecs))
1053 		/* usbfs wants to report the average usecs per frame tied up
1056 		stream->ps.usecs = HS_USECS_ISO(maxp);
1067 		stream->bandwidth = stream->ps.usecs * 8 /
1082 		stream->ps.usecs = HS_USECS_ISO(maxp);
1091 			stream->ps.c_usecs = stream->ps.usecs;
1092 			stream->ps.usecs = HS_USECS_ISO(1);
1111 		stream->bandwidth = (stream->ps.usecs + stream->ps.c_usecs) /
1307 	int			usecs = stream->ps.usecs;
1319 		usecs = -usecs;
1327 			ehci->bandwidth[i] += usecs;
1339 					ehci->bandwidth[i+j] += usecs;
1370 	unsigned		usecs;
1372 	/* convert "usecs we need" to "max already claimed" */
1373 	usecs = ehci->uframe_periodic_max - stream->ps.usecs;
1377 		if (ehci->bandwidth[uframe] > usecs)
1431 		max_used = ehci->uframe_periodic_max - stream->ps.usecs;