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| author | Shaohua Li <shaohua.li@intel.com> | 2006-02-08 10:11:38 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2006-04-14 21:25:25 +0200 |
| commit | 41017f0cac925e4a6bcf3359b75e5538112d4216 (patch) | |
| tree | 5c8f4590707450820ffb286f681bcaeb300cde84 /drivers/pci/pci.h | |
| parent | [PATCH] Enhancing accessibility of lxdialog (diff) | |
| download | linux-41017f0cac925e4a6bcf3359b75e5538112d4216.tar.xz linux-41017f0cac925e4a6bcf3359b75e5538112d4216.zip | |
[PATCH] PCI: MSI(X) save/restore for suspend/resume
Add MSI(X) configure sapce save/restore in generic PCI helper.
Signed-off-by: Shaohua Li <shaohua.li@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/pci/pci.h')
| -rw-r--r-- | drivers/pci/pci.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h index 8f3fb47ea671..30630cbe2fe3 100644 --- a/drivers/pci/pci.h +++ b/drivers/pci/pci.h @@ -55,6 +55,17 @@ void pci_no_msi(void); static inline void disable_msi_mode(struct pci_dev *dev, int pos, int type) { } static inline void pci_no_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 extern int pcie_mch_quirk; extern struct device_attribute pci_dev_attrs[]; |