blob: a63bd8f726010a4455f8905e52238fa481be58c2 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * File: portdrv.h
3 * Purpose: PCI Express Port Bus Driver's Internal Data Structures
4 *
5 * Copyright (C) 2004 Intel
6 * Copyright (C) Tom Long Nguyen (tom.l.nguyen@intel.com)
7 */
8
9#ifndef _PORTDRV_H_
10#define _PORTDRV_H_
11
12#if !defined(PCI_CAP_ID_PME)
13#define PCI_CAP_ID_PME 1
14#endif
15
16#if !defined(PCI_CAP_ID_EXP)
17#define PCI_CAP_ID_EXP 0x10
18#endif
19
20#define PORT_TYPE_MASK 0xf
21#define PORT_TO_SLOT_MASK 0x100
22#define SLOT_HP_CAPABLE_MASK 0x40
23#define PCIE_CAPABILITIES_REG 0x2
24#define PCIE_SLOT_CAPABILITIES_REG 0x14
25#define PCIE_PORT_DEVICE_MAXSERVICES 4
26#define PCI_CFG_SPACE_SIZE 256
27
28#define get_descriptor_id(type, service) (((type - 4) << 4) | service)
29
long5823d102005-06-22 09:09:54 -070030struct pcie_port_device_ext {
31 int interrupt_mode; /* [0:INTx | 1:MSI | 2:MSI-X] */
32 unsigned int saved_msi_config_space[5];
33};
34
Linus Torvalds1da177e2005-04-16 15:20:36 -070035extern struct bus_type pcie_port_bus_type;
36extern int pcie_port_device_probe(struct pci_dev *dev);
37extern int pcie_port_device_register(struct pci_dev *dev);
38#ifdef CONFIG_PM
Pavel Machek7f4927c2005-04-16 15:25:33 -070039extern int pcie_port_device_suspend(struct pci_dev *dev, pm_message_t state);
Linus Torvalds1da177e2005-04-16 15:20:36 -070040extern int pcie_port_device_resume(struct pci_dev *dev);
41#endif
42extern void pcie_port_device_remove(struct pci_dev *dev);
43extern void pcie_port_bus_register(void);
44extern void pcie_port_bus_unregister(void);
45
46#endif /* _PORTDRV_H_ */