47 				struct pci_bus *bus, unsigned int devfn,  in config_access()  argument
50 	unsigned int slot = PCI_SLOT(devfn);  in config_access()
51 	u8 func = PCI_FUNC(devfn);  in config_access()
72 static int read_config_byte(struct pci_bus *bus, unsigned int devfn,  in read_config_byte()  argument
78 	ret = config_access(PCI_ACCESS_READ, bus, devfn, where, &data);  in read_config_byte()
83 static int read_config_word(struct pci_bus *bus, unsigned int devfn,  in read_config_word()  argument
89 	ret = config_access(PCI_ACCESS_READ, bus, devfn, where, &data);  in read_config_word()
94 static int read_config_dword(struct pci_bus *bus, unsigned int devfn,  in read_config_dword()  argument
104 	if (bus->number == 0 && PCI_SLOT(devfn) > 21)  in read_config_dword()
108 	ret = config_access(PCI_ACCESS_READ, bus, devfn, where, val);  in read_config_dword()
129 write_config_byte(struct pci_bus *bus, unsigned int devfn, int where,  in write_config_byte()  argument
134 	if (config_access(PCI_ACCESS_READ, bus, devfn, where, &data))  in write_config_byte()
140 	if (config_access(PCI_ACCESS_WRITE, bus, devfn, where, &data))  in write_config_byte()
148 write_config_word(struct pci_bus *bus, unsigned int devfn, int where,  in write_config_word()  argument
153 	if (config_access(PCI_ACCESS_READ, bus, devfn, where, &data))  in write_config_word()
159 	if (config_access(PCI_ACCESS_WRITE, bus, devfn, where, &data))  in write_config_word()
168 write_config_dword(struct pci_bus *bus, unsigned int devfn, int where,  in write_config_dword()  argument
171 	if (config_access(PCI_ACCESS_WRITE, bus, devfn, where, &val))  in write_config_dword()
177 static int pci_config_read(struct pci_bus *bus, unsigned int devfn,  in pci_config_read()  argument
182 		return read_config_byte(bus, devfn, where, (u8 *) val);  in pci_config_read()
184 		return read_config_word(bus, devfn, where, (u16 *) val);  in pci_config_read()
186 		return read_config_dword(bus, devfn, where, val);  in pci_config_read()
190 static int pci_config_write(struct pci_bus *bus, unsigned int devfn,  in pci_config_write()  argument
195 		return write_config_byte(bus, devfn, where, (u8) val);  in pci_config_write()
197 		return write_config_word(bus, devfn, where, (u16) val);  in pci_config_write()
199 		return write_config_dword(bus, devfn, where, val);  in pci_config_write()