+#ifndef DRIVERS_PCI_H
+#define DRIVERS_PCI_H
+
+#define PCI_CFG_SPACE_SIZE 256
+#define PCI_CFG_SPACE_EXP_SIZE 4096
+
/* Functions internal to the PCI core code */
extern int pci_uevent(struct device *dev, struct kobj_uevent_env *env);
extern void pci_remove_sysfs_dev_files(struct pci_dev *pdev);
extern void pci_cleanup_rom(struct pci_dev *dev);
-/* Firmware callbacks */
-extern pci_power_t (*platform_pci_choose_state)(struct pci_dev *dev);
-extern int (*platform_pci_set_power_state)(struct pci_dev *dev,
- pci_power_t state);
+/**
+ * Firmware PM callbacks
+ *
+ * @is_manageable - returns 'true' if given device is power manageable by the
+ * platform firmware
+ *
+ * @set_state - invokes the platform firmware to set the device's power state
+ *
+ * @choose_state - returns PCI power state of given device preferred by the
+ * platform; to be used during system-wide transitions from a
+ * sleeping state to the working state and vice versa
+ *
+ * @can_wakeup - returns 'true' if given device is capable of waking up the
+ * system from a sleeping state
+ *
+ * @sleep_wake - enables/disables the system wake up capability of given device
+ *
+ * If given platform is generally capable of power managing PCI devices, all of
+ * these callbacks are mandatory.
+ */
+struct pci_platform_pm_ops {
+ bool (*is_manageable)(struct pci_dev *dev);
+ int (*set_state)(struct pci_dev *dev, pci_power_t state);
+ pci_power_t (*choose_state)(struct pci_dev *dev);
+ bool (*can_wakeup)(struct pci_dev *dev);
+ int (*sleep_wake)(struct pci_dev *dev, bool enable);
+};
+
+extern int pci_set_platform_pm(struct pci_platform_pm_ops *ops);
+extern void pci_pm_init(struct pci_dev *dev);
extern int pci_user_read_config_byte(struct pci_dev *dev, int where, u8 *val);
extern int pci_user_read_config_word(struct pci_dev *dev, int where, u16 *val);
extern int pcie_mch_quirk;
extern struct device_attribute pci_dev_attrs[];
extern struct device_attribute dev_attr_cpuaffinity;
+extern struct device_attribute dev_attr_cpulistaffinity;
/**
* pci_match_one_device - Tell if a PCI device structure has a matching
}
struct pci_dev *pci_find_upstream_pcie_bridge(struct pci_dev *pdev);
+
+/* PCI slot sysfs helper code */
+#define to_pci_slot(s) container_of(s, struct pci_slot, kobj)
+
+extern struct kset *pci_slots_kset;
+
+struct pci_slot_attribute {
+ struct attribute attr;
+ ssize_t (*show)(struct pci_slot *, char *);
+ ssize_t (*store)(struct pci_slot *, const char *, size_t);
+};
+#define to_pci_slot_attr(s) container_of(s, struct pci_slot_attribute, attr)
+
+#endif /* DRIVERS_PCI_H */