/* Functions internal to the PCI core code */
+extern int __must_check __pci_enable_device(struct pci_dev *);
extern int pci_uevent(struct device *dev, char **envp, int num_envp,
char *buffer, int buffer_size);
extern int pci_create_sysfs_dev_files(struct pci_dev *pdev);
extern void pci_remove_sysfs_dev_files(struct pci_dev *pdev);
extern void pci_cleanup_rom(struct pci_dev *dev);
extern int pci_bus_alloc_resource(struct pci_bus *bus, struct resource *res,
- unsigned long size, unsigned long align,
- unsigned long min, unsigned int type_mask,
+ resource_size_t size, resource_size_t align,
+ resource_size_t min, unsigned int type_mask,
void (*alignf)(void *, struct resource *,
- unsigned long, unsigned long),
+ resource_size_t, resource_size_t),
void *alignf_data);
/* Firmware callbacks */
extern int (*platform_pci_choose_state)(struct pci_dev *dev, pm_message_t state);
extern void pci_remove_legacy_files(struct pci_bus *bus);
/* Lock for read/write access to pci device and bus lists */
-extern spinlock_t pci_bus_lock;
+extern struct rw_semaphore pci_bus_sem;
-#ifdef CONFIG_X86_IO_APIC
+#ifdef CONFIG_PCI_MSI
extern int pci_msi_quirk;
#else
#define pci_msi_quirk 0
#endif
-
+extern unsigned int pci_pm_d3_delay;
#ifdef CONFIG_PCI_MSI
void disable_msi_mode(struct pci_dev *dev, int pos, int type);
+void pci_no_msi(void);
+void pci_yes_msi(void);
#else
static inline void disable_msi_mode(struct pci_dev *dev, int pos, int type) { }
+static inline void pci_no_msi(void) { }
+static inline void pci_yes_msi(void) { }
+#endif
+#if defined(CONFIG_PCI_MSI) && defined(CONFIG_PM)
+int pci_save_msi_state(struct pci_dev *dev);
+int pci_save_msix_state(struct pci_dev *dev);
+void pci_restore_msi_state(struct pci_dev *dev);
+void pci_restore_msix_state(struct pci_dev *dev);
+#else
+static inline int pci_save_msi_state(struct pci_dev *dev) { return 0; }
+static inline int pci_save_msix_state(struct pci_dev *dev) { return 0; }
+static inline void pci_restore_msi_state(struct pci_dev *dev) {}
+static inline void pci_restore_msix_state(struct pci_dev *dev) {}
#endif
+static inline int pci_no_d1d2(struct pci_dev *dev)
+{
+ unsigned int parent_dstates = 0;
+
+ if (dev->bus->self)
+ parent_dstates = dev->bus->self->no_d1d2;
+ return (dev->no_d1d2 || parent_dstates);
+}
extern int pcie_mch_quirk;
extern struct device_attribute pci_dev_attrs[];
extern struct class_device_attribute class_device_attr_cpuaffinity;