#define PCI_UNKNOWN ((pci_power_t __force) 5)
#define PCI_POWER_ERROR ((pci_power_t __force) -1)
+#define PCI_PM_D2_DELAY 200
+#define PCI_PM_D3_WAIT 10
+#define PCI_PM_BUS_WAIT 50
+
/** The pci_channel state describes connectivity between the CPU and
* the pci device. If some PCI bus between here and the pci device
* has crashed or locked up, this info is reflected here.
unsigned int ari_enabled:1; /* ARI forwarding */
unsigned int is_managed:1;
unsigned int is_pcie:1;
+ unsigned int state_saved:1;
pci_dev_flags_t dev_flags;
atomic_t enable_cnt; /* pci_enable_device has been called */
#define pci_bus_b(n) list_entry(n, struct pci_bus, node)
#define to_pci_bus(n) container_of(n, struct pci_bus, dev)
+#ifdef CONFIG_PCI_MSI
+static inline bool pci_dev_msi_enabled(struct pci_dev *pci_dev)
+{
+ return pci_dev->msi_enabled || pci_dev->msix_enabled;
+}
+#else
+static inline bool pci_dev_msi_enabled(struct pci_dev *pci_dev) { return false; }
+#endif
+
/*
* Error values that may be returned by PCI functions.
*/
void pci_disable_device(struct pci_dev *dev);
void pci_set_master(struct pci_dev *dev);
+void pci_clear_master(struct pci_dev *dev);
int pci_set_pcie_reset_state(struct pci_dev *dev, enum pcie_reset_state state);
#define HAVE_PCI_SET_MWI
int __must_check pci_set_mwi(struct pci_dev *dev);
/* Vital product data routines */
ssize_t pci_read_vpd(struct pci_dev *dev, loff_t pos, size_t count, void *buf);
ssize_t pci_write_vpd(struct pci_dev *dev, loff_t pos, size_t count, const void *buf);
+int pci_vpd_truncate(struct pci_dev *dev, size_t size);
/* Helper functions for low-level code (drivers/pci/setup-[bus,res].c) */
void pci_bus_assign_resources(struct pci_bus *bus);