86 	int apic, pin;  member
278 static inline void io_apic_eoi(unsigned int apic, unsigned int vector)  in io_apic_eoi()  argument
280 	struct io_apic __iomem *io_apic = io_apic_base(apic);  in io_apic_eoi()
284 unsigned int native_io_apic_read(unsigned int apic, unsigned int reg)  in native_io_apic_read()  argument
286 	struct io_apic __iomem *io_apic = io_apic_base(apic);  in native_io_apic_read()
291 static void io_apic_write(unsigned int apic, unsigned int reg,  in io_apic_write()  argument
294 	struct io_apic __iomem *io_apic = io_apic_base(apic);  in io_apic_write()
305 static struct IO_APIC_route_entry __ioapic_read_entry(int apic, int pin)  in __ioapic_read_entry()  argument
309 	eu.w1 = io_apic_read(apic, 0x10 + 2 * pin);  in __ioapic_read_entry()
310 	eu.w2 = io_apic_read(apic, 0x11 + 2 * pin);  in __ioapic_read_entry()
315 static struct IO_APIC_route_entry ioapic_read_entry(int apic, int pin)  in ioapic_read_entry()  argument
321 	eu.entry = __ioapic_read_entry(apic, pin);  in ioapic_read_entry()
333 static void __ioapic_write_entry(int apic, int pin, struct IO_APIC_route_entry e)  in __ioapic_write_entry()  argument
338 	io_apic_write(apic, 0x11 + 2*pin, eu.w2);  in __ioapic_write_entry()
339 	io_apic_write(apic, 0x10 + 2*pin, eu.w1);  in __ioapic_write_entry()
342 static void ioapic_write_entry(int apic, int pin, struct IO_APIC_route_entry e)  in ioapic_write_entry()  argument
347 	__ioapic_write_entry(apic, pin, e);  in ioapic_write_entry()
356 static void ioapic_mask_entry(int apic, int pin)  in ioapic_mask_entry()  argument
362 	io_apic_write(apic, 0x10 + 2*pin, eu.w1);  in ioapic_mask_entry()
363 	io_apic_write(apic, 0x11 + 2*pin, eu.w2);  in ioapic_mask_entry()
373 				 int node, int apic, int pin)  in __add_pin_to_irq_node()  argument
379 		if (entry->apic == apic && entry->pin == pin)  in __add_pin_to_irq_node()
385 		       node, apic, pin);  in __add_pin_to_irq_node()
388 	entry->apic = apic;  in __add_pin_to_irq_node()
395 static void __remove_pin_from_irq(struct mp_chip_data *data, int apic, int pin)  in __remove_pin_from_irq()  argument
400 		if (entry->apic == apic && entry->pin == pin) {  in __remove_pin_from_irq()
408 				int node, int apic, int pin)  in add_pin_to_irq_node()  argument
410 	if (__add_pin_to_irq_node(data, node, apic, pin))  in add_pin_to_irq_node()
424 		if (entry->apic == oldapic && entry->pin == oldpin) {  in replace_pin_at_irq_node()
425 			entry->apic = newapic;  in replace_pin_at_irq_node()
449 		io_apic_write(entry->apic, 0x10 + 2 * entry->pin, eu.w1);  in io_apic_modify_irq()
463 	io_apic = io_apic_base(entry->apic);  in io_apic_sync()
508 static void __eoi_ioapic_pin(int apic, int pin, int vector)  in __eoi_ioapic_pin()  argument
510 	if (mpc_ioapic_ver(apic) >= 0x20) {  in __eoi_ioapic_pin()
511 		io_apic_eoi(apic, vector);  in __eoi_ioapic_pin()
515 		entry = entry1 = __ioapic_read_entry(apic, pin);  in __eoi_ioapic_pin()
523 		__ioapic_write_entry(apic, pin, entry1);  in __eoi_ioapic_pin()
528 		__ioapic_write_entry(apic, pin, entry);  in __eoi_ioapic_pin()
539 		__eoi_ioapic_pin(entry->apic, entry->pin, vector);  in eoi_ioapic_pin()
543 static void clear_IO_APIC_pin(unsigned int apic, unsigned int pin)  in clear_IO_APIC_pin()  argument
548 	entry = ioapic_read_entry(apic, pin);  in clear_IO_APIC_pin()
558 		ioapic_write_entry(apic, pin, entry);  in clear_IO_APIC_pin()
559 		entry = ioapic_read_entry(apic, pin);  in clear_IO_APIC_pin()
572 			ioapic_write_entry(apic, pin, entry);  in clear_IO_APIC_pin()
575 		__eoi_ioapic_pin(apic, pin, entry.vector);  in clear_IO_APIC_pin()
583 	ioapic_mask_entry(apic, pin);  in clear_IO_APIC_pin()
584 	entry = ioapic_read_entry(apic, pin);  in clear_IO_APIC_pin()
587 		       mpc_ioapic_id(apic), pin);  in clear_IO_APIC_pin()
592 	int apic, pin;  in clear_IO_APIC()  local
594 	for_each_ioapic_pin(apic, pin)  in clear_IO_APIC()
595 		clear_IO_APIC_pin(apic, pin);  in clear_IO_APIC()
641 	int apic, pin;  in save_ioapic_entries()  local
644 	for_each_ioapic(apic) {  in save_ioapic_entries()
645 		if (!ioapics[apic].saved_registers) {  in save_ioapic_entries()
650 		for_each_pin(apic, pin)  in save_ioapic_entries()
651 			ioapics[apic].saved_registers[pin] =  in save_ioapic_entries()
652 				ioapic_read_entry(apic, pin);  in save_ioapic_entries()
663 	int apic, pin;  in mask_ioapic_entries()  local
665 	for_each_ioapic(apic) {  in mask_ioapic_entries()
666 		if (!ioapics[apic].saved_registers)  in mask_ioapic_entries()
669 		for_each_pin(apic, pin) {  in mask_ioapic_entries()
672 			entry = ioapics[apic].saved_registers[pin];  in mask_ioapic_entries()
675 				ioapic_write_entry(apic, pin, entry);  in mask_ioapic_entries()
686 	int apic, pin;  in restore_ioapic_entries()  local
688 	for_each_ioapic(apic) {  in restore_ioapic_entries()
689 		if (!ioapics[apic].saved_registers)  in restore_ioapic_entries()
692 		for_each_pin(apic, pin)  in restore_ioapic_entries()
693 			ioapic_write_entry(apic, pin,  in restore_ioapic_entries()
694 					   ioapics[apic].saved_registers[pin]);  in restore_ioapic_entries()
1206 	int apic, idx, pin;  in IO_APIC_irq_trigger()  local
1208 	for_each_ioapic_pin(apic, pin) {  in IO_APIC_irq_trigger()
1209 		idx = find_irq_entry(apic, pin, mp_INT);  in IO_APIC_irq_trigger()
1210 		if ((idx != -1) && (irq == pin_2_irq(idx, apic, pin, 0)))  in IO_APIC_irq_trigger()
1249 static void io_apic_print_entries(unsigned int apic, unsigned int nr_entries)  in io_apic_print_entries()  argument
1256 	printk(KERN_DEBUG "IOAPIC %d:\n", apic);  in io_apic_print_entries()
1258 		entry = ioapic_read_entry(apic, i);  in io_apic_print_entries()
1372 			pr_cont("-> %d:%d", entry->apic, entry->pin);  in print_IO_APICs()
1380 static struct { int pin, apic; } ioapic_i8259 = { -1, -1 };  member
1385 	int apic, pin;  in enable_IO_APIC()  local
1393 	for_each_ioapic_pin(apic, pin) {  in enable_IO_APIC()
1395 		struct IO_APIC_route_entry entry = ioapic_read_entry(apic, pin);  in enable_IO_APIC()
1401 			ioapic_i8259.apic = apic;  in enable_IO_APIC()
1418 		ioapic_i8259.apic = i8259_apic;  in enable_IO_APIC()
1421 	if (((ioapic_i8259.apic != i8259_apic) || (ioapic_i8259.pin != i8259_pin)) &&  in enable_IO_APIC()
1454 		ioapic_write_entry(ioapic_i8259.apic, ioapic_i8259.pin, entry);  in native_disable_io_apic()
1497 	apic->ioapic_phys_id_map(&phys_cpu_present_map, &phys_id_present_map);  in setup_ioapic_ids_from_mpc_nocheck()
1523 		if (apic->check_apicid_used(&phys_id_present_map,  in setup_ioapic_ids_from_mpc_nocheck()
1538 			apic->apicid_to_cpu_present(mpc_ioapic_id(ioapic_idx),  in setup_ioapic_ids_from_mpc_nocheck()
1699 		reg = io_apic_read(entry->apic, 0x10 + pin*2);  in io_apic_level_ack_pending()
1862 			__ioapic_write_entry(entry->apic, entry->pin,  in ioapic_set_affinity()
1962 	int apic, pin, i;  in unlock_ExtINT_logic()  local
1971 	apic = find_isa_irq_apic(8, mp_INT);  in unlock_ExtINT_logic()
1972 	if (apic == -1) {  in unlock_ExtINT_logic()
1977 	entry0 = ioapic_read_entry(apic, pin);  in unlock_ExtINT_logic()
1978 	clear_IO_APIC_pin(apic, pin);  in unlock_ExtINT_logic()
1990 	ioapic_write_entry(apic, pin, entry1);  in unlock_ExtINT_logic()
2007 	clear_IO_APIC_pin(apic, pin);  in unlock_ExtINT_logic()
2009 	ioapic_write_entry(apic, pin, entry0);  in unlock_ExtINT_logic()
2080 	apic2 = ioapic_i8259.apic;  in check_timer()
2365 		apic->ioapic_phys_id_map(&phys_cpu_present_map, &apic_id_map);  in io_apic_get_unique_id()
2381 	if (apic->check_apicid_used(&apic_id_map, apic_id)) {  in io_apic_get_unique_id()
2384 			if (!apic->check_apicid_used(&apic_id_map, i))  in io_apic_get_unique_id()
2397 	apic->apicid_to_cpu_present(apic_id, &tmp);  in io_apic_get_unique_id()
2550 			mask = apic->target_cpus();  in setup_ioapic_dest()
2892 	entry->delivery_mode = apic->irq_delivery_mode;  in mp_setup_entry()
2893 	entry->dest_mode     = apic->irq_dest_mode;  in mp_setup_entry()
2993 		__ioapic_write_entry(entry->apic, entry->pin, data->entry);  in mp_irqdomain_activate()