78  * Locks related to IOAPIC hotplug
464 	int ioapic;  in mp_config_acpi_gsi()  local
483 	ioapic = mp_find_ioapic(gsi);  in mp_config_acpi_gsi()
484 	mp_irq.dstapic = mpc_ioapic_id(ioapic);  in mp_config_acpi_gsi()
485 	mp_irq.dstirq = mp_find_ioapic_pin(ioapic, gsi);  in mp_config_acpi_gsi()
495 	int ioapic, pin;  in mp_register_ioapic_irq()  local
497 	/* Convert 'gsi' to 'ioapic.pin'(INTIN#) */  in mp_register_ioapic_irq()
498 	ioapic = mp_find_ioapic(gsi);  in mp_register_ioapic_irq()
499 	if (ioapic < 0) {  in mp_register_ioapic_irq()
500 		pr_warn("Failed to find ioapic for gsi : %u\n", gsi);  in mp_register_ioapic_irq()
501 		return ioapic;  in mp_register_ioapic_irq()
504 	pin = mp_find_ioapic_pin(ioapic, gsi);  in mp_register_ioapic_irq()
511 	mp_irq.dstapic = mpc_ioapic_id(ioapic);  in mp_register_ioapic_irq()
522 	struct acpi_madt_io_apic *ioapic = NULL;  in acpi_parse_ioapic()  local
528 	ioapic = (struct acpi_madt_io_apic *)header;  in acpi_parse_ioapic()
530 	if (BAD_MADT_ENTRY(ioapic, end))  in acpi_parse_ioapic()
536 	if (ioapic->global_irq_base < nr_legacy_irqs())  in acpi_parse_ioapic()
539 	mp_register_ioapic(ioapic->id, ioapic->address, ioapic->global_irq_base,  in acpi_parse_ioapic()
890 			acpi_handle_warn(handle, "failed to get IOAPIC ID.\n");  in acpi_register_ioapic()
920  * acpi_ioapic_registered - Check whether IOAPIC associated with @gsi_base
922  * @handle:	ACPI handle of the IOAPIC device
923  * @gsi_base:	GSI base associated with the IOAPIC
1211 		int ioapic, pin;  in mp_config_acpi_legacy_irqs()  local
1221 		 * Locate the IOAPIC that manages the ISA IRQ.  in mp_config_acpi_legacy_irqs()
1223 		ioapic = mp_find_ioapic(gsi);  in mp_config_acpi_legacy_irqs()
1224 		if (ioapic < 0)  in mp_config_acpi_legacy_irqs()
1226 		pin = mp_find_ioapic_pin(ioapic, gsi);  in mp_config_acpi_legacy_irqs()
1227 		dstapic = mpc_ioapic_id(ioapic);  in mp_config_acpi_legacy_irqs()
1236 			/* Do we already have a mapping for this IOAPIC pin */  in mp_config_acpi_legacy_irqs()
1259  * Parse IOAPIC related entries in MADT
1282 		pr_info("Skipping IOAPIC probe due to 'noapic' option.\n");  in acpi_parse_madt_ioapic_entries()
1289 		pr_err("No IOAPIC entries present\n");  in acpi_parse_madt_ioapic_entries()
1292 		pr_err("Error parsing IOAPIC entry\n");  in acpi_parse_madt_ioapic_entries()
1659  *	acpi_ioapic = 1 if IOAPIC found