46 	int (*get)(struct pci_dev *router, struct pci_dev *dev, int pirq);
47 	int (*set)(struct pci_dev *router, struct pci_dev *dev, int pirq,
200 static int pirq_ali_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_ali_get()  argument
204 	WARN_ON_ONCE(pirq > 16);  in pirq_ali_get()
205 	return irqmap[read_config_nybble(router, 0x48, pirq-1)];  in pirq_ali_get()
208 static int pirq_ali_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)  in pirq_ali_set()  argument
213 	WARN_ON_ONCE(pirq > 16);  in pirq_ali_set()
215 		write_config_nybble(router, 0x48, pirq-1, val);  in pirq_ali_set()
225 static int pirq_piix_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_piix_get()  argument
229 	pci_read_config_byte(router, pirq, &x);  in pirq_piix_get()
233 static int pirq_piix_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)  in pirq_piix_set()  argument
235 	pci_write_config_byte(router, pirq, irq);  in pirq_piix_set()
244 static int pirq_via_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_via_get()  argument
246 	return read_config_nybble(router, 0x55, pirq == 4 ? 5 : pirq);  in pirq_via_get()
249 static int pirq_via_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)  in pirq_via_set()  argument
251 	write_config_nybble(router, 0x55, pirq == 4 ? 5 : pirq, irq);  in pirq_via_set()
260 static int pirq_via586_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_via586_get()  argument
264 	WARN_ON_ONCE(pirq > 5);  in pirq_via586_get()
265 	return read_config_nybble(router, 0x55, pirqmap[pirq-1]);  in pirq_via586_get()
268 static int pirq_via586_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)  in pirq_via586_set()  argument
272 	WARN_ON_ONCE(pirq > 5);  in pirq_via586_set()
273 	write_config_nybble(router, 0x55, pirqmap[pirq-1], irq);  in pirq_via586_set()
282 static int pirq_ite_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_ite_get()  argument
286 	WARN_ON_ONCE(pirq > 4);  in pirq_ite_get()
287 	return read_config_nybble(router, 0x43, pirqmap[pirq-1]);  in pirq_ite_get()
290 static int pirq_ite_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)  in pirq_ite_set()  argument
294 	WARN_ON_ONCE(pirq > 4);  in pirq_ite_set()
295 	write_config_nybble(router, 0x43, pirqmap[pirq-1], irq);  in pirq_ite_set()
303 static int pirq_opti_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_opti_get()  argument
305 	return read_config_nybble(router, 0xb8, pirq >> 4);  in pirq_opti_get()
308 static int pirq_opti_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)  in pirq_opti_set()  argument
310 	write_config_nybble(router, 0xb8, pirq >> 4, irq);  in pirq_opti_set()
319 static int pirq_cyrix_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_cyrix_get()  argument
321 	return read_config_nybble(router, 0x5C, (pirq-1)^1);  in pirq_cyrix_get()
324 static int pirq_cyrix_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)  in pirq_cyrix_set()  argument
326 	write_config_nybble(router, 0x5C, (pirq-1)^1, irq);  in pirq_cyrix_set()
395 static int pirq_sis_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_sis_get()  argument
400 	reg = pirq;  in pirq_sis_get()
407 static int pirq_sis_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)  in pirq_sis_set()  argument
412 	reg = pirq;  in pirq_sis_set()
431 static int pirq_vlsi_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_vlsi_get()  argument
433 	WARN_ON_ONCE(pirq >= 9);  in pirq_vlsi_get()
434 	if (pirq > 8) {  in pirq_vlsi_get()
435 		dev_info(&dev->dev, "VLSI router PIRQ escape (%d)\n", pirq);  in pirq_vlsi_get()
438 	return read_config_nybble(router, 0x74, pirq-1);  in pirq_vlsi_get()
441 static int pirq_vlsi_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)  in pirq_vlsi_set()  argument
443 	WARN_ON_ONCE(pirq >= 9);  in pirq_vlsi_set()
444 	if (pirq > 8) {  in pirq_vlsi_set()
445 		dev_info(&dev->dev, "VLSI router PIRQ escape (%d)\n", pirq);  in pirq_vlsi_set()
448 	write_config_nybble(router, 0x74, pirq-1, irq);  in pirq_vlsi_set()
463 static int pirq_serverworks_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_serverworks_get()  argument
465 	outb(pirq, 0xc00);  in pirq_serverworks_get()
470 	int pirq, int irq)  in pirq_serverworks_set()
472 	outb(pirq, 0xc00);  in pirq_serverworks_set()
485 static int pirq_amd756_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_amd756_get()  argument
489 	if (pirq <= 4)  in pirq_amd756_get()
490 		irq = read_config_nybble(router, 0x56, pirq - 1);  in pirq_amd756_get()
493 		 dev->vendor, dev->device, pirq, irq);  in pirq_amd756_get()
497 static int pirq_amd756_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)  in pirq_amd756_set()  argument
501 		 dev->vendor, dev->device, pirq, irq);  in pirq_amd756_set()
502 	if (pirq <= 4)  in pirq_amd756_set()
503 		write_config_nybble(router, 0x56, pirq - 1, irq);  in pirq_amd756_set()
510 static int pirq_pico_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_pico_get()  argument
512 	outb(0x10 + ((pirq - 1) >> 1), 0x24);  in pirq_pico_get()
513 	return ((pirq - 1) & 1) ? (inb(0x26) >> 4) : (inb(0x26) & 0xf);  in pirq_pico_get()
516 static int pirq_pico_set(struct pci_dev *router, struct pci_dev *dev, int pirq,  in pirq_pico_set()  argument
520 	outb(0x10 + ((pirq - 1) >> 1), 0x24);  in pirq_pico_set()
522 	x = ((pirq - 1) & 1) ? ((x & 0x0f) | (irq << 4)) : ((x & 0xf0) | (irq));  in pirq_pico_set()
529 static int pirq_bios_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)  in pirq_bios_set()  argument
883 	int i, pirq, newirq;  in pcibios_lookup_irq()  local
911 	pirq = info->irq[pin - 1].link;  in pcibios_lookup_irq()
913 	if (!pirq) {  in pcibios_lookup_irq()
918 		'A' + pin - 1, pirq, mask, pirq_table->exclusive_irqs);  in pcibios_lookup_irq()
924 	if (broken_hp_bios_irq9 && pirq == 0x59 && dev->irq == 9) {  in pcibios_lookup_irq()
927 		r->set(pirq_router_dev, dev, pirq, 11);  in pcibios_lookup_irq()
933 		pirq = 0x68;  in pcibios_lookup_irq()
935 		dev->irq = r->get(pirq_router_dev, dev, pirq);  in pcibios_lookup_irq()
963 	if ((pirq & 0xf0) == 0xf0) {  in pcibios_lookup_irq()
964 		irq = pirq & 0xf;  in pcibios_lookup_irq()
966 	} else if (r->get && (irq = r->get(pirq_router_dev, dev, pirq)) && \  in pcibios_lookup_irq()
972 		if (r->set(pirq_router_dev, dev, pirq, newirq)) {  in pcibios_lookup_irq()
999 		if (info->irq[pin - 1].link == pirq) {  in pcibios_lookup_irq()