336 	struct comedi_8254 *pacer = dev->pacer;  in labpc_adc_timing()  local
351 		pacer->next_div1 = (scan_period - 1) /  in labpc_adc_timing()
352 				   (pacer->osc_base * I8254_MAX_COUNT) + 1;  in labpc_adc_timing()
354 		comedi_check_trigger_arg_min(&pacer->next_div1, 2);  in labpc_adc_timing()
355 		comedi_check_trigger_arg_max(&pacer->next_div1,  in labpc_adc_timing()
358 		base_period = pacer->osc_base * pacer->next_div1;  in labpc_adc_timing()
364 			pacer->next_div = DIV_ROUND_CLOSEST(convert_period,  in labpc_adc_timing()
366 			pacer->next_div2 = DIV_ROUND_CLOSEST(scan_period,  in labpc_adc_timing()
370 			pacer->next_div = DIV_ROUND_UP(convert_period,  in labpc_adc_timing()
372 			pacer->next_div2 = DIV_ROUND_UP(scan_period,  in labpc_adc_timing()
376 			pacer->next_div = convert_period / base_period;  in labpc_adc_timing()
377 			pacer->next_div2 = scan_period / base_period;  in labpc_adc_timing()
381 		comedi_check_trigger_arg_min(&pacer->next_div, 2);  in labpc_adc_timing()
382 		comedi_check_trigger_arg_max(&pacer->next_div, I8254_MAX_COUNT);  in labpc_adc_timing()
383 		comedi_check_trigger_arg_min(&pacer->next_div2, 2);  in labpc_adc_timing()
384 		comedi_check_trigger_arg_max(&pacer->next_div2,  in labpc_adc_timing()
389 					    base_period * pacer->next_div);  in labpc_adc_timing()
391 					 base_period * pacer->next_div2);  in labpc_adc_timing()
398 		comedi_8254_cascade_ns_to_timer(pacer, &scan_period,  in labpc_adc_timing()
407 		comedi_8254_cascade_ns_to_timer(pacer, &convert_period,  in labpc_adc_timing()
410 		pacer->next_div = pacer->next_div2;  in labpc_adc_timing()
693 		struct comedi_8254 *pacer = dev->pacer;  in labpc_ai_cmd()  local
696 		comedi_8254_update_divisors(pacer);  in labpc_ai_cmd()
699 		comedi_8254_load(pacer, 0, pacer->divisor1,  in labpc_ai_cmd()
705 			comedi_8254_write(counter, 0, pacer->divisor);  in labpc_ai_cmd()
709 			comedi_8254_load(pacer, 1, pacer->divisor2,  in labpc_ai_cmd()
1225 		dev->pacer = comedi_8254_mm_init(dev->mmio + COUNTER_B_BASE_REG,  in labpc_common_attach()
1233 		dev->pacer = comedi_8254_init(dev->iobase + COUNTER_B_BASE_REG,  in labpc_common_attach()
1241 	if (!dev->pacer || !devpriv->counter)  in labpc_common_attach()