Merge branch 'parisc-4.9-1' of git://git.kernel.org/pub/scm/linux/kernel/git/deller...

[cascardo/linux.git] / drivers / pci / pci.h

diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index 9730c47..4518562 100644 (file)
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -42,6 +42,8 @@ int pci_probe_reset_function(struct pci_dev *dev);
  *
  * @set_state: invokes the platform firmware to set the device's power state
  *
+ * @get_state: queries the platform firmware for a device's current 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
@@ -62,6 +64,7 @@ int pci_probe_reset_function(struct pci_dev *dev);
 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 (*get_state)(struct pci_dev *dev);
        pci_power_t (*choose_state)(struct pci_dev *dev);
        int (*sleep_wake)(struct pci_dev *dev, bool enable);
        int (*run_wake)(struct pci_dev *dev, bool enable);
@@ -332,6 +335,12 @@ static inline resource_size_t pci_resource_alignment(struct pci_dev *dev,
 
 void pci_enable_acs(struct pci_dev *dev);
 
+#ifdef CONFIG_PCIE_PTM
+void pci_ptm_init(struct pci_dev *dev);
+#else
+static inline void pci_ptm_init(struct pci_dev *dev) { }
+#endif
+
 struct pci_dev_reset_methods {
        u16 vendor;
        u16 device;