163 		struct hpets *hpetp = devp->hd_hpets;  in hpet_interrupt()  local
184 		k = (mc - base + hpetp->hp_delta) / t;  in hpet_interrupt()
262 	struct hpets *hpetp;  in hpet_open()  local
271 	for (devp = NULL, hpetp = hpets; hpetp && !devp; hpetp = hpetp->hp_next)  in hpet_open()
272 		for (i = 0; i < hpetp->hp_ntimer; i++)  in hpet_open()
273 			if (hpetp->hp_dev[i].hd_flags & HPET_OPEN)  in hpet_open()
276 				devp = &hpetp->hp_dev[i];  in hpet_open()
459 	struct hpets *hpetp;  in hpet_ioctl_ieon()  local
466 	hpetp = devp->hd_hpets;  in hpet_ioctl_ieon()
504 		sprintf(devp->hd_name, "hpet%d", (int)(devp - hpetp->hp_dev));  in hpet_ioctl_ieon()
543 		write_counter(t + m + hpetp->hp_delta, &timer->hpet_compare);  in hpet_ioctl_ieon()
552 		write_counter(t + m + hpetp->hp_delta, &timer->hpet_compare);  in hpet_ioctl_ieon()
582 	struct hpets *hpetp;  in hpet_ioctl_common()  local
594 		hpetp = devp->hd_hpets;  in hpet_ioctl_common()
622 					hpet_time_div(hpetp, devp->hd_ireqfreq);  in hpet_ioctl_common()
625 			info->hi_hpet = hpetp->hp_which;  in hpet_ioctl_common()
626 			info->hi_timer = devp - hpetp->hp_dev;  in hpet_ioctl_common()
663 		devp->hd_ireqfreq = hpet_time_div(hpetp, arg);  in hpet_ioctl_common()
734 	struct hpets *hpetp;  in hpet_is_known()  local
736 	for (hpetp = hpets; hpetp; hpetp = hpetp->hp_next)  in hpet_is_known()
737 		if (hpetp->hp_hpet_phys == hdp->hd_phys_address)  in hpet_is_known()
783 static unsigned long __hpet_calibrate(struct hpets *hpetp)  in __hpet_calibrate()  argument
791 	for (j = 0, devp = hpetp->hp_dev; j < hpetp->hp_ntimer; j++, devp++)  in __hpet_calibrate()
800 	hpet = hpetp->hp_hpet;  in __hpet_calibrate()
804 	count = hpet_time_div(hpetp, TICK_CALIBRATE);  in __hpet_calibrate()
812 		write_counter(t + m + hpetp->hp_delta, &timer->hpet_compare);  in __hpet_calibrate()
820 static unsigned long hpet_calibrate(struct hpets *hpetp)  in hpet_calibrate()  argument
831 		tmp = __hpet_calibrate(hpetp);  in hpet_calibrate()
845 	struct hpets *hpetp;  in hpet_alloc()  local
867 	hpetp = kzalloc(siz, GFP_KERNEL);  in hpet_alloc()
869 	if (!hpetp)  in hpet_alloc()
872 	hpetp->hp_which = hpet_nhpet++;  in hpet_alloc()
873 	hpetp->hp_hpet = hdp->hd_address;  in hpet_alloc()
874 	hpetp->hp_hpet_phys = hdp->hd_phys_address;  in hpet_alloc()
876 	hpetp->hp_ntimer = hdp->hd_nirqs;  in hpet_alloc()
879 		hpetp->hp_dev[i].hd_hdwirq = hdp->hd_irq[i];  in hpet_alloc()
881 	hpet = hpetp->hp_hpet;  in hpet_alloc()
887 	if (hpetp->hp_ntimer != ntimer) {  in hpet_alloc()
890 		kfree(hpetp);  in hpet_alloc()
895 		last->hp_next = hpetp;  in hpet_alloc()
897 		hpets = hpetp;  in hpet_alloc()
899 	last = hpetp;  in hpet_alloc()
906 	hpetp->hp_tick_freq = temp; /* ticks per second */  in hpet_alloc()
909 		hpetp->hp_which, hdp->hd_phys_address,  in hpet_alloc()
910 		hpetp->hp_ntimer > 1 ? "s" : "");  in hpet_alloc()
911 	for (i = 0; i < hpetp->hp_ntimer; i++)  in hpet_alloc()
915 	temp = hpetp->hp_tick_freq;  in hpet_alloc()
919 		hpetp->hp_which, hpetp->hp_ntimer,  in hpet_alloc()
930 	for (i = 0, devp = hpetp->hp_dev; i < hpetp->hp_ntimer; i++, devp++) {  in hpet_alloc()
933 		timer = &hpet->hpet_timers[devp - hpetp->hp_dev];  in hpet_alloc()
935 		devp->hd_hpets = hpetp;  in hpet_alloc()
951 	hpetp->hp_delta = hpet_calibrate(hpetp);  in hpet_alloc()
956 		hpet_mctr = (void __iomem *)&hpetp->hp_hpet->hpet_mc;  in hpet_alloc()
958 		clocksource_register_hz(&clocksource_hpet, hpetp->hp_tick_freq);  in hpet_alloc()
959 		hpetp->hp_clocksource = &clocksource_hpet;  in hpet_alloc()