47 	int (*get)(struct pci_dev *router, struct pci_dev *dev, int pirq);
48 	int (*set)(struct pci_dev *router, struct pci_dev *dev, int pirq,
201 static int pirq_ali_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_ali_get()  argument
205 	WARN_ON_ONCE(pirq > 16);  in pirq_ali_get()
206 	return irqmap[read_config_nybble(router, 0x48, pirq-1)];  in pirq_ali_get()
209 static int pirq_ali_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)  in pirq_ali_set()  argument
214 	WARN_ON_ONCE(pirq > 16);  in pirq_ali_set()
216 		write_config_nybble(router, 0x48, pirq-1, val);  in pirq_ali_set()
226 static int pirq_piix_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_piix_get()  argument
230 	pci_read_config_byte(router, pirq, &x);  in pirq_piix_get()
234 static int pirq_piix_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)  in pirq_piix_set()  argument
236 	pci_write_config_byte(router, pirq, irq);  in pirq_piix_set()
245 static int pirq_via_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_via_get()  argument
247 	return read_config_nybble(router, 0x55, pirq == 4 ? 5 : pirq);  in pirq_via_get()
250 static int pirq_via_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)  in pirq_via_set()  argument
252 	write_config_nybble(router, 0x55, pirq == 4 ? 5 : pirq, irq);  in pirq_via_set()
261 static int pirq_via586_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_via586_get()  argument
265 	WARN_ON_ONCE(pirq > 5);  in pirq_via586_get()
266 	return read_config_nybble(router, 0x55, pirqmap[pirq-1]);  in pirq_via586_get()
269 static int pirq_via586_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)  in pirq_via586_set()  argument
273 	WARN_ON_ONCE(pirq > 5);  in pirq_via586_set()
274 	write_config_nybble(router, 0x55, pirqmap[pirq-1], irq);  in pirq_via586_set()
283 static int pirq_ite_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_ite_get()  argument
287 	WARN_ON_ONCE(pirq > 4);  in pirq_ite_get()
288 	return read_config_nybble(router, 0x43, pirqmap[pirq-1]);  in pirq_ite_get()
291 static int pirq_ite_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)  in pirq_ite_set()  argument
295 	WARN_ON_ONCE(pirq > 4);  in pirq_ite_set()
296 	write_config_nybble(router, 0x43, pirqmap[pirq-1], irq);  in pirq_ite_set()
304 static int pirq_opti_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_opti_get()  argument
306 	return read_config_nybble(router, 0xb8, pirq >> 4);  in pirq_opti_get()
309 static int pirq_opti_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)  in pirq_opti_set()  argument
311 	write_config_nybble(router, 0xb8, pirq >> 4, irq);  in pirq_opti_set()
320 static int pirq_cyrix_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_cyrix_get()  argument
322 	return read_config_nybble(router, 0x5C, (pirq-1)^1);  in pirq_cyrix_get()
325 static int pirq_cyrix_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)  in pirq_cyrix_set()  argument
327 	write_config_nybble(router, 0x5C, (pirq-1)^1, irq);  in pirq_cyrix_set()
396 static int pirq_sis_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_sis_get()  argument
401 	reg = pirq;  in pirq_sis_get()
408 static int pirq_sis_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)  in pirq_sis_set()  argument
413 	reg = pirq;  in pirq_sis_set()
432 static int pirq_vlsi_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_vlsi_get()  argument
434 	WARN_ON_ONCE(pirq >= 9);  in pirq_vlsi_get()
435 	if (pirq > 8) {  in pirq_vlsi_get()
436 		dev_info(&dev->dev, "VLSI router PIRQ escape (%d)\n", pirq);  in pirq_vlsi_get()
439 	return read_config_nybble(router, 0x74, pirq-1);  in pirq_vlsi_get()
442 static int pirq_vlsi_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)  in pirq_vlsi_set()  argument
444 	WARN_ON_ONCE(pirq >= 9);  in pirq_vlsi_set()
445 	if (pirq > 8) {  in pirq_vlsi_set()
446 		dev_info(&dev->dev, "VLSI router PIRQ escape (%d)\n", pirq);  in pirq_vlsi_set()
449 	write_config_nybble(router, 0x74, pirq-1, irq);  in pirq_vlsi_set()
464 static int pirq_serverworks_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_serverworks_get()  argument
466 	outb(pirq, 0xc00);  in pirq_serverworks_get()
471 	int pirq, int irq)  in pirq_serverworks_set()
473 	outb(pirq, 0xc00);  in pirq_serverworks_set()
486 static int pirq_amd756_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_amd756_get()  argument
490 	if (pirq <= 4)  in pirq_amd756_get()
491 		irq = read_config_nybble(router, 0x56, pirq - 1);  in pirq_amd756_get()
494 		 dev->vendor, dev->device, pirq, irq);  in pirq_amd756_get()
498 static int pirq_amd756_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)  in pirq_amd756_set()  argument
502 		 dev->vendor, dev->device, pirq, irq);  in pirq_amd756_set()
503 	if (pirq <= 4)  in pirq_amd756_set()
504 		write_config_nybble(router, 0x56, pirq - 1, irq);  in pirq_amd756_set()
511 static int pirq_pico_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_pico_get()  argument
513 	outb(0x10 + ((pirq - 1) >> 1), 0x24);  in pirq_pico_get()
514 	return ((pirq - 1) & 1) ? (inb(0x26) >> 4) : (inb(0x26) & 0xf);  in pirq_pico_get()
517 static int pirq_pico_set(struct pci_dev *router, struct pci_dev *dev, int pirq,  in pirq_pico_set()  argument
521 	outb(0x10 + ((pirq - 1) >> 1), 0x24);  in pirq_pico_set()
523 	x = ((pirq - 1) & 1) ? ((x & 0x0f) | (irq << 4)) : ((x & 0xf0) | (irq));  in pirq_pico_set()
530 static int pirq_bios_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)  in pirq_bios_set()  argument
885 	int i, pirq, newirq;  in pcibios_lookup_irq()  local
913 	pirq = info->irq[pin - 1].link;  in pcibios_lookup_irq()
915 	if (!pirq) {  in pcibios_lookup_irq()
920 		'A' + pin - 1, pirq, mask, pirq_table->exclusive_irqs);  in pcibios_lookup_irq()
926 	if (broken_hp_bios_irq9 && pirq == 0x59 && dev->irq == 9) {  in pcibios_lookup_irq()
929 		r->set(pirq_router_dev, dev, pirq, 11);  in pcibios_lookup_irq()
935 		pirq = 0x68;  in pcibios_lookup_irq()
937 		dev->irq = r->get(pirq_router_dev, dev, pirq);  in pcibios_lookup_irq()
965 	if ((pirq & 0xf0) == 0xf0) {  in pcibios_lookup_irq()
966 		irq = pirq & 0xf;  in pcibios_lookup_irq()
968 	} else if (r->get && (irq = r->get(pirq_router_dev, dev, pirq)) && \  in pcibios_lookup_irq()
974 		if (r->set(pirq_router_dev, dev, pirq, newirq)) {  in pcibios_lookup_irq()
1001 		if (info->irq[pin - 1].link == pirq) {  in pcibios_lookup_irq()