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,
53 	int (*probe)(struct irq_router *r, struct pci_dev *router, u16 device);
175 static unsigned int read_config_nybble(struct pci_dev *router, unsigned offset, unsigned nr)  in read_config_nybble()  argument
180 	pci_read_config_byte(router, reg, &x);  in read_config_nybble()
184 static void write_config_nybble(struct pci_dev *router, unsigned offset,  in write_config_nybble()  argument
190 	pci_read_config_byte(router, reg, &x);  in write_config_nybble()
192 	pci_write_config_byte(router, reg, x);  in write_config_nybble()
200 static int pirq_ali_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_ali_get()  argument
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
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
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
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
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
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
403 	pci_read_config_byte(router, reg, &x);  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
415 	pci_read_config_byte(router, reg, &x);  in pirq_sis_set()
418 	pci_write_config_byte(router, reg, x);  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
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
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
469 static int pirq_serverworks_set(struct pci_dev *router, struct pci_dev *dev,  in pirq_serverworks_set()  argument
485 static int pirq_amd756_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_amd756_get()  argument
490 		irq = read_config_nybble(router, 0x56, pirq - 1);  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
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
516 static int pirq_pico_set(struct pci_dev *router, struct pci_dev *dev, int pirq,  in pirq_pico_set()  argument
529 static int pirq_bios_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)  in pirq_bios_set()  argument
538 static __init int intel_router_probe(struct irq_router *r, struct pci_dev *router, u16 device)  in intel_router_probe()  argument
616 				struct pci_dev *router, u16 device)  in via_router_probe()  argument
624 		switch (router->device) {  in via_router_probe()
670 static __init int vlsi_router_probe(struct irq_router *r, struct pci_dev *router, u16 device)  in vlsi_router_probe()  argument
684 		struct pci_dev *router, u16 device)  in serverworks_router_probe()  argument
697 static __init int sis_router_probe(struct irq_router *r, struct pci_dev *router, u16 device)  in sis_router_probe()  argument
708 static __init int cyrix_router_probe(struct irq_router *r, struct pci_dev *router, u16 device)  in cyrix_router_probe()  argument
720 static __init int opti_router_probe(struct irq_router *r, struct pci_dev *router, u16 device)  in opti_router_probe()  argument
732 static __init int ite_router_probe(struct irq_router *r, struct pci_dev *router, u16 device)  in ite_router_probe()  argument
744 static __init int ali_router_probe(struct irq_router *r, struct pci_dev *router, u16 device)  in ali_router_probe()  argument
757 static __init int amd_router_probe(struct irq_router *r, struct pci_dev *router, u16 device)  in amd_router_probe()  argument
777 static __init int pico_router_probe(struct irq_router *r, struct pci_dev *router, u16 device)  in pico_router_probe()  argument