238 struct pci_dev {  struct
239 	struct list_head bus_list;	/* node in per-bus list */
240 	struct pci_bus	*bus;		/* bus this device is on */
241 	struct pci_bus	*subordinate;	/* bus this device bridges to */
243 	void		*sysdata;	/* hook for sys-specific extension */
244 	struct proc_dir_entry *procent;	/* device entry in /proc/bus/pci */
245 	struct pci_slot	*slot;		/* Physical slot this device is in */
247 	unsigned int	devfn;		/* encoded device & function index */
248 	unsigned short	vendor;
249 	unsigned short	device;
250 	unsigned short	subsystem_vendor;
251 	unsigned short	subsystem_device;
252 	unsigned int	class;		/* 3 bytes: (base,sub,prog-if) */
253 	u8		revision;	/* PCI revision, low byte of class word */
254 	u8		hdr_type;	/* PCI header type (`multi' flag masked out) */
255 	u8		pcie_cap;	/* PCI-E capability offset */
256 	u8		pcie_type:4;	/* PCI-E device/port type */
257 	u8		pcie_mpss:3;	/* PCI-E Max Payload Size Supported */
258 	u8		rom_base_reg;	/* which config register controls the ROM */
259 	u8		pin;  		/* which interrupt pin this device uses */
261 	struct pci_driver *driver;	/* which driver has allocated this device */
262 	u64		dma_mask;	/* Mask of the bits of bus address this
268 	struct device_dma_parameters dma_parms;
270 	pci_power_t     current_state;  /* Current operating state. In ACPI-speak,
273 	int		pm_cap;		/* PM capability offset in the
275 	unsigned int	pme_support:5;	/* Bitmask of states from which PME#
277 	unsigned int	pme_interrupt:1;
278 	unsigned int	pme_poll:1;	/* Poll device's PME status bit */
279 	unsigned int	d1_support:1;	/* Low power state D1 is supported */
280 	unsigned int	d2_support:1;	/* Low power state D2 is supported */
281 	unsigned int	no_d1d2:1;	/* Only allow D0 and D3 */
282 	unsigned int	mmio_always_on:1;	/* disallow turning off io/mem
284 	unsigned int	wakeup_prepared:1;
285 	unsigned int	d3_delay;	/* D3->D0 transition time in ms */
288 	struct pcie_link_state	*link_state;	/* ASPM link state. */
291 	pci_channel_state_t error_state;	/* current connectivity state */
292 	struct	device	dev;		/* Generic device interface */
294 	int		cfg_size;	/* Size of configuration space */
300 	unsigned int	irq;
301 	struct resource resource[DEVICE_COUNT_RESOURCE]; /* I/O and memory regions + expansion ROMs */
302 	resource_size_t	fw_addr[DEVICE_COUNT_RESOURCE]; /* FW-assigned addr */
328 	pci_dev_flags_t dev_flags;  argument
345 		struct pci_dev *physfn;	/* the PF this VF is associated with */  argument
351 static inline struct pci_dev *pci_physfn(struct pci_dev *dev)  in pci_physfn()  argument
373 	struct pci_dev *pci_dev, char cap)  in pci_find_saved_cap()
385 static inline void pci_add_saved_cap(struct pci_dev *pci_dev,  in pci_add_saved_cap()
459 static inline bool pci_dev_msi_enabled(struct pci_dev *pci_dev)  in pci_dev_msi_enabled()
464 static inline bool pci_dev_msi_enabled(struct pci_dev *pci_dev) { return false; }  in pci_dev_msi_enabled()