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path: root/drivers/pci/pci.h
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Diffstat (limited to 'drivers/pci/pci.h')
-rw-r--r--drivers/pci/pci.h14
1 files changed, 4 insertions, 10 deletions
diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index 398852f526a6..a4f2d580625e 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -1,6 +1,6 @@
1/* Functions internal to the PCI core code */ 1/* Functions internal to the PCI core code */
2 2
3extern int __must_check __pci_enable_device(struct pci_dev *); 3extern int __must_check __pci_reenable_device(struct pci_dev *);
4extern int pci_uevent(struct device *dev, char **envp, int num_envp, 4extern int pci_uevent(struct device *dev, char **envp, int num_envp,
5 char *buffer, int buffer_size); 5 char *buffer, int buffer_size);
6extern int pci_create_sysfs_dev_files(struct pci_dev *pdev); 6extern int pci_create_sysfs_dev_files(struct pci_dev *pdev);
@@ -43,12 +43,8 @@ extern void pci_remove_legacy_files(struct pci_bus *bus);
43/* Lock for read/write access to pci device and bus lists */ 43/* Lock for read/write access to pci device and bus lists */
44extern struct rw_semaphore pci_bus_sem; 44extern struct rw_semaphore pci_bus_sem;
45 45
46#ifdef CONFIG_PCI_MSI
47extern int pci_msi_quirk;
48#else
49#define pci_msi_quirk 0
50#endif
51extern unsigned int pci_pm_d3_delay; 46extern unsigned int pci_pm_d3_delay;
47
52#ifdef CONFIG_PCI_MSI 48#ifdef CONFIG_PCI_MSI
53void disable_msi_mode(struct pci_dev *dev, int pos, int type); 49void disable_msi_mode(struct pci_dev *dev, int pos, int type);
54void pci_no_msi(void); 50void pci_no_msi(void);
@@ -56,17 +52,15 @@ void pci_no_msi(void);
56static inline void disable_msi_mode(struct pci_dev *dev, int pos, int type) { } 52static inline void disable_msi_mode(struct pci_dev *dev, int pos, int type) { }
57static inline void pci_no_msi(void) { } 53static inline void pci_no_msi(void) { }
58#endif 54#endif
55
59#if defined(CONFIG_PCI_MSI) && defined(CONFIG_PM) 56#if defined(CONFIG_PCI_MSI) && defined(CONFIG_PM)
60int pci_save_msi_state(struct pci_dev *dev); 57int pci_save_msi_state(struct pci_dev *dev);
61int pci_save_msix_state(struct pci_dev *dev);
62void pci_restore_msi_state(struct pci_dev *dev); 58void pci_restore_msi_state(struct pci_dev *dev);
63void pci_restore_msix_state(struct pci_dev *dev);
64#else 59#else
65static inline int pci_save_msi_state(struct pci_dev *dev) { return 0; } 60static inline int pci_save_msi_state(struct pci_dev *dev) { return 0; }
66static inline int pci_save_msix_state(struct pci_dev *dev) { return 0; }
67static inline void pci_restore_msi_state(struct pci_dev *dev) {} 61static inline void pci_restore_msi_state(struct pci_dev *dev) {}
68static inline void pci_restore_msix_state(struct pci_dev *dev) {}
69#endif 62#endif
63
70static inline int pci_no_d1d2(struct pci_dev *dev) 64static inline int pci_no_d1d2(struct pci_dev *dev)
71{ 65{
72 unsigned int parent_dstates = 0; 66 unsigned int parent_dstates = 0;