1288 	/* NUMACPAIRS, bits[0:3] number of addr comparator pairs for tracing */  in etm4_init_arch_data()
1290 	/* NUMPC, bits[15:12] number of PE comparator inputs for tracing */  in etm4_init_arch_data()
1307 	 * comparator control for tracing. Read any status regs as these  in etm4_init_arch_data()
1415 				       u64 start, u64 stop, int comparator)  in etm4_set_comparator_filter()  argument
1419 	/* First half of default address comparator */  in etm4_set_comparator_filter()
1420 	config->addr_val[comparator] = start;  in etm4_set_comparator_filter()
1421 	config->addr_acc[comparator] = access_type;  in etm4_set_comparator_filter()
1422 	config->addr_type[comparator] = ETM_ADDR_TYPE_RANGE;  in etm4_set_comparator_filter()
1424 	/* Second half of default address comparator */  in etm4_set_comparator_filter()
1425 	config->addr_val[comparator + 1] = stop;  in etm4_set_comparator_filter()
1426 	config->addr_acc[comparator + 1] = access_type;  in etm4_set_comparator_filter()
1427 	config->addr_type[comparator + 1] = ETM_ADDR_TYPE_RANGE;  in etm4_set_comparator_filter()
1431 	 * comparator.  in etm4_set_comparator_filter()
1433 	 * @comparator is divided by two since it is the index in the  in etm4_set_comparator_filter()
1435 	 * address range comparator _pairs_.  in etm4_set_comparator_filter()
1439 	 *	index 2 -> comparator pair 1  in etm4_set_comparator_filter()
1440 	 *	index 4 -> comparator pair 2  in etm4_set_comparator_filter()
1442 	 *	index 14 -> comparator pair 7  in etm4_set_comparator_filter()
1444 	config->viiectlr |= BIT(comparator / 2);  in etm4_set_comparator_filter()
1448 				       u64 address, int comparator,  in etm4_set_start_stop_filter()  argument
1454 	/* Configure the comparator */  in etm4_set_start_stop_filter()
1455 	config->addr_val[comparator] = address;  in etm4_set_start_stop_filter()
1456 	config->addr_acc[comparator] = access_type;  in etm4_set_start_stop_filter()
1457 	config->addr_type[comparator] = type;  in etm4_set_start_stop_filter()
1465 	config->vissctlr |= BIT(shift + comparator);  in etm4_set_start_stop_filter()
1506 	 * nr_addr_cmp holds the number of comparator _pair_, so time 2  in etm4_get_next_comparator()
1542 	int i, comparator, ret = 0;  in etm4_set_event_filters()  local
1564 		/* See if a comparator is free. */  in etm4_set_event_filters()
1565 		comparator = etm4_get_next_comparator(drvdata, type);  in etm4_set_event_filters()
1566 		if (comparator < 0) {  in etm4_set_event_filters()
1567 			ret = comparator;  in etm4_set_event_filters()
1576 						   comparator);  in etm4_set_event_filters()
1593 			/* Configure comparator */  in etm4_set_event_filters()
1595 						   comparator, type);  in etm4_set_event_filters()