125 						u_int *period,
144 					   u_int period, u_int offset);
150 					  u_int period, u_int offset,
3699 			u_int *period, u_int *ppr_options, role_t role)  in ahd_devlimited_syncrate()  argument
3731 	if (transinfo->period == 0) {  in ahd_devlimited_syncrate()
3732 		*period = 0;  in ahd_devlimited_syncrate()
3735 		*period = max(*period, (u_int)transinfo->period);  in ahd_devlimited_syncrate()
3736 		ahd_find_syncrate(ahd, period, ppr_options, maxsync);  in ahd_devlimited_syncrate()
3746 ahd_find_syncrate(struct ahd_softc *ahd, u_int *period,  in ahd_find_syncrate()  argument
3749 	if (*period < maxsync)  in ahd_find_syncrate()
3750 		*period = maxsync;  in ahd_find_syncrate()
3753 	 && *period > AHD_SYNCRATE_MIN_DT)  in ahd_find_syncrate()
3756 	if (*period > AHD_SYNCRATE_MIN)  in ahd_find_syncrate()
3757 		*period = 0;  in ahd_find_syncrate()
3760 	if (*period > AHD_SYNCRATE_PACED)  in ahd_find_syncrate()
3771 	 && *period < AHD_SYNCRATE_DT)  in ahd_find_syncrate()
3772 		*period = AHD_SYNCRATE_DT;  in ahd_find_syncrate()
3776 	 && *period < AHD_SYNCRATE_ULTRA2)  in ahd_find_syncrate()
3777 		*period = AHD_SYNCRATE_ULTRA2;  in ahd_find_syncrate()
3787 		    u_int period, u_int *offset, int wide,  in ahd_validate_offset()  argument
3793 	if (period == 0)  in ahd_validate_offset()
3795 	else if (period <= AHD_SYNCRATE_PACED) {  in ahd_validate_offset()
3862 		tinfo->curr.period = AHD_PERIOD_UNKNOWN;  in ahd_update_neg_request()
3865 	if (tinfo->curr.period != tinfo->goal.period  in ahd_update_neg_request()
3890 		 u_int period, u_int offset, u_int ppr_options,  in ahd_set_syncrate()  argument
3904 	if (period == 0 || offset == 0) {  in ahd_set_syncrate()
3905 		period = 0;  in ahd_set_syncrate()
3913 		tinfo->user.period = period;  in ahd_set_syncrate()
3919 		tinfo->goal.period = period;  in ahd_set_syncrate()
3924 	old_period = tinfo->curr.period;  in ahd_set_syncrate()
3929 	 && (old_period != period  in ahd_set_syncrate()
3935 		tinfo->curr.period = period;  in ahd_set_syncrate()
3948 				       period, offset);  in ahd_set_syncrate()
4104 	u_int		period;  in ahd_update_neg_table()  local
4116 	period = tinfo->period;  in ahd_update_neg_table()
4122 	if (period == 0)  in ahd_update_neg_table()
4123 		period = AHD_SYNCRATE_ASYNC;  in ahd_update_neg_table()
4124 	if (period == AHD_SYNCRATE_160) {  in ahd_update_neg_table()
4147 			period = AHD_SYNCRATE_REVA_160;  in ahd_update_neg_table()
4185 	ahd_outb(ahd, NEGPERIOD, period);  in ahd_update_neg_table()
4534 	u_int	period;  in ahd_build_transfer_msg()  local
4546 	period = tinfo->goal.period;  in ahd_build_transfer_msg()
4552 	ahd_devlimited_syncrate(ahd, tinfo, &period,  in ahd_build_transfer_msg()
4555 	dosync = tinfo->curr.offset != offset || tinfo->curr.period != period;  in ahd_build_transfer_msg()
4598 		ahd_validate_offset(ahd, tinfo, period, &offset,  in ahd_build_transfer_msg()
4603 			ahd_construct_ppr(ahd, devinfo, period, offset,  in ahd_build_transfer_msg()
4606 			ahd_construct_sdtr(ahd, devinfo, period, offset);  in ahd_build_transfer_msg()
4619 		   u_int period, u_int offset)  in ahd_construct_sdtr()  argument
4622 		period = AHD_ASYNC_XFER_PERIOD;  in ahd_construct_sdtr()
4624 			ahd->msgout_buf + ahd->msgout_index, period, offset);  in ahd_construct_sdtr()
4629 		       devinfo->lun, period, offset);  in ahd_construct_sdtr()
4657 		  u_int period, u_int offset, u_int bus_width,  in ahd_construct_ppr()  argument
4665 	if (period <= AHD_SYNCRATE_PACED)  in ahd_construct_ppr()
4668 		period = AHD_ASYNC_XFER_PERIOD;  in ahd_construct_ppr()
4670 			ahd->msgout_buf + ahd->msgout_index, period, offset,  in ahd_construct_ppr()
4677 		       bus_width, period, offset, ppr_options);  in ahd_construct_ppr()
5153 			u_int	 period;  in ahd_parse_msg()  local
5173 			period = ahd->msgin_buf[3];  in ahd_parse_msg()
5176 			ahd_devlimited_syncrate(ahd, tinfo, &period,  in ahd_parse_msg()
5178 			ahd_validate_offset(ahd, tinfo, period, &offset,  in ahd_parse_msg()
5187 				       period, offset);  in ahd_parse_msg()
5189 			ahd_set_syncrate(ahd, devinfo, period,  in ahd_parse_msg()
5219 						   period, offset);  in ahd_parse_msg()
5324 			u_int	period;  in ahd_parse_msg()  local
5347 			period = ahd->msgin_buf[3];  in ahd_parse_msg()
5358 			 && period <= 9)  in ahd_parse_msg()
5372 			ahd_devlimited_syncrate(ahd, tinfo, &period,  in ahd_parse_msg()
5374 			ahd_validate_offset(ahd, tinfo, period, &offset,  in ahd_parse_msg()
5387 					period = 0;  in ahd_parse_msg()
5405 				ahd_construct_ppr(ahd, devinfo, period, offset,  in ahd_parse_msg()
5419 				       bus_width, period, offset, ppr_options);  in ahd_parse_msg()
5424 			ahd_set_syncrate(ahd, devinfo, period,  in ahd_parse_msg()
5545 		 && tinfo->goal.period <= AHD_SYNCRATE_PACED) {  in ahd_handle_msg_reject()
5557 			tinfo->goal.period = AHD_SYNCRATE_DT;  in ahd_handle_msg_reject()
7669 		tinfo->user.period = AHD_SYNCRATE_DT;  in ahd_default_config()
7671 		tinfo->user.period = AHD_SYNCRATE_160;  in ahd_default_config()
7762 		user_tinfo->period = (sc->device_flags[targ] & CFXFER);  in ahd_parse_cfgdata()
7763 		if (user_tinfo->period < CFXFER_ASYNC) {  in ahd_parse_cfgdata()
7764 			if (user_tinfo->period <= AHD_PERIOD_10MHz)  in ahd_parse_cfgdata()
7769 			user_tinfo->period = AHD_ASYNC_XFER_PERIOD;  in ahd_parse_cfgdata()
7772 		if (user_tinfo->period <= AHD_SYNCRATE_160)  in ahd_parse_cfgdata()
7773 			user_tinfo->period = AHD_SYNCRATE_DT;  in ahd_parse_cfgdata()
7795 			       user_tinfo->period, user_tinfo->offset,  in ahd_parse_cfgdata()