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/*
* File: portdrv.h
* Purpose: PCI Express Port Bus Driver's Internal Data Structures
*
* Copyright (C) 2004 Intel
* Copyright (C) Tom Long Nguyen (tom.l.nguyen@intel.com)
*/
#ifndef _PORTDRV_H_
#define _PORTDRV_H_
#if !defined(PCI_CAP_ID_PME)
#define PCI_CAP_ID_PME 1
#endif
#if !defined(PCI_CAP_ID_EXP)
#define PCI_CAP_ID_EXP 0x10
#endif
#define PORT_TYPE_MASK 0xf
#define PORT_TO_SLOT_MASK 0x100
#define SLOT_HP_CAPABLE_MASK 0x40
#define PCIE_CAPABILITIES_REG 0x2
#define PCIE_SLOT_CAPABILITIES_REG 0x14
#define PCIE_PORT_DEVICE_MAXSERVICES 4
#define PCI_CFG_SPACE_SIZE 256
#define get_descriptor_id(type, service) (((type - 4) << 4) | service)
struct pcie_port_device_ext {
int interrupt_mode; /* [0:INTx | 1:MSI | 2:MSI-X] */
unsigned int saved_msi_config_space[5];
};
extern struct bus_type pcie_port_bus_type;
extern int pcie_port_device_probe(struct pci_dev *dev);
extern int pcie_port_device_register(struct pci_dev *dev);
#ifdef CONFIG_PM
extern int pcie_port_device_suspend(struct pci_dev *dev, pm_message_t state);
extern int pcie_port_device_resume(struct pci_dev *dev);
#endif
extern void pcie_port_device_remove(struct pci_dev *dev);
extern void pcie_port_bus_register(void);
extern void pcie_port_bus_unregister(void);
#endif /* _PORTDRV_H_ */
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