diff options
Diffstat (limited to 'drivers/pci/pci.h')
| -rw-r--r-- | drivers/pci/pci.h | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h index a59ba6fde2a0..ba7543cc9de0 100644 --- a/drivers/pci/pci.h +++ b/drivers/pci/pci.h @@ -97,7 +97,6 @@ void pci_msi_init(struct pci_dev *dev); void pci_msix_init(struct pci_dev *dev); bool pci_bridge_d3_possible(struct pci_dev *dev); void pci_bridge_d3_update(struct pci_dev *dev); -void pci_bridge_reconfigure_ltr(struct pci_dev *dev); int pci_bridge_wait_for_secondary_bus(struct pci_dev *dev, char *reset_type); static inline void pci_wakeup_event(struct pci_dev *dev) @@ -568,16 +567,28 @@ pci_ers_result_t pcie_do_recovery(struct pci_dev *dev, bool pcie_wait_for_link(struct pci_dev *pdev, bool active); int pcie_retrain_link(struct pci_dev *pdev, bool use_lt); + +/* ASPM-related functionality we need even without CONFIG_PCIEASPM */ +void pci_save_ltr_state(struct pci_dev *dev); +void pci_restore_ltr_state(struct pci_dev *dev); +void pci_configure_aspm_l1ss(struct pci_dev *dev); +void pci_save_aspm_l1ss_state(struct pci_dev *dev); +void pci_restore_aspm_l1ss_state(struct pci_dev *dev); + #ifdef CONFIG_PCIEASPM void pcie_aspm_init_link_state(struct pci_dev *pdev); void pcie_aspm_exit_link_state(struct pci_dev *pdev); void pcie_aspm_pm_state_change(struct pci_dev *pdev); void pcie_aspm_powersave_config_link(struct pci_dev *pdev); +void pci_configure_ltr(struct pci_dev *pdev); +void pci_bridge_reconfigure_ltr(struct pci_dev *pdev); #else static inline void pcie_aspm_init_link_state(struct pci_dev *pdev) { } static inline void pcie_aspm_exit_link_state(struct pci_dev *pdev) { } static inline void pcie_aspm_pm_state_change(struct pci_dev *pdev) { } static inline void pcie_aspm_powersave_config_link(struct pci_dev *pdev) { } +static inline void pci_configure_ltr(struct pci_dev *pdev) { } +static inline void pci_bridge_reconfigure_ltr(struct pci_dev *pdev) { } #endif #ifdef CONFIG_PCIE_ECRC |