24 #define PCI_word_BAD (pos & 1)
25 #define PCI_dword_BAD (pos & 3)
37 	(struct pci_bus *bus, unsigned int devfn, int pos, type *value)	\
44 	res = bus->ops->read(bus, devfn, pos, len, &data);		\
52 	(struct pci_bus *bus, unsigned int devfn, int pos, type value)	\
58 	res = bus->ops->write(bus, devfn, pos, len, value);		\
222 	(struct pci_dev *dev, int pos, type *val)			\
232 					pos, sizeof(type), &data);	\
242 	(struct pci_dev *dev, int pos, type val)			\
251 					pos, sizeof(type), val);	\
365 static bool pcie_capability_reg_implemented(struct pci_dev *dev, int pos)  in pcie_capability_reg_implemented()  argument
370 	switch (pos) {  in pcie_capability_reg_implemented()
405 int pcie_capability_read_word(struct pci_dev *dev, int pos, u16 *val)  in pcie_capability_read_word()  argument
410 	if (pos & 1)  in pcie_capability_read_word()
413 	if (pcie_capability_reg_implemented(dev, pos)) {  in pcie_capability_read_word()
414 		ret = pci_read_config_word(dev, pci_pcie_cap(dev) + pos, val);  in pcie_capability_read_word()
433 	    pos == PCI_EXP_SLTSTA)  in pcie_capability_read_word()
440 int pcie_capability_read_dword(struct pci_dev *dev, int pos, u32 *val)  in pcie_capability_read_dword()  argument
445 	if (pos & 3)  in pcie_capability_read_dword()
448 	if (pcie_capability_reg_implemented(dev, pos)) {  in pcie_capability_read_dword()
449 		ret = pci_read_config_dword(dev, pci_pcie_cap(dev) + pos, val);  in pcie_capability_read_dword()
461 	    pos == PCI_EXP_SLTSTA)  in pcie_capability_read_dword()
468 int pcie_capability_write_word(struct pci_dev *dev, int pos, u16 val)  in pcie_capability_write_word()  argument
470 	if (pos & 1)  in pcie_capability_write_word()
473 	if (!pcie_capability_reg_implemented(dev, pos))  in pcie_capability_write_word()
476 	return pci_write_config_word(dev, pci_pcie_cap(dev) + pos, val);  in pcie_capability_write_word()
480 int pcie_capability_write_dword(struct pci_dev *dev, int pos, u32 val)  in pcie_capability_write_dword()  argument
482 	if (pos & 3)  in pcie_capability_write_dword()
485 	if (!pcie_capability_reg_implemented(dev, pos))  in pcie_capability_write_dword()
488 	return pci_write_config_dword(dev, pci_pcie_cap(dev) + pos, val);  in pcie_capability_write_dword()
492 int pcie_capability_clear_and_set_word(struct pci_dev *dev, int pos,  in pcie_capability_clear_and_set_word()  argument
498 	ret = pcie_capability_read_word(dev, pos, &val);  in pcie_capability_clear_and_set_word()
502 		ret = pcie_capability_write_word(dev, pos, val);  in pcie_capability_clear_and_set_word()
509 int pcie_capability_clear_and_set_dword(struct pci_dev *dev, int pos,  in pcie_capability_clear_and_set_dword()  argument
515 	ret = pcie_capability_read_dword(dev, pos, &val);  in pcie_capability_clear_and_set_dword()
519 		ret = pcie_capability_write_dword(dev, pos, val);  in pcie_capability_clear_and_set_dword()