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drivers
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pci
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pcie
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portdrv.h

portdrv.h 1.3 KB
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  1. /*
    2. 

  2.  * File:	portdrv.h
    3. 

  3.  * Purpose:	PCI Express Port Bus Driver's Internal Data Structures
    4. 

  4.  *
    5. 

  5.  * Copyright (C) 2004 Intel
    6. 

  6.  * Copyright (C) Tom Long Nguyen (tom.l.nguyen@intel.com)
    7. 

  7.  */
    8. 

  8. 

  9. #ifndef _PORTDRV_H_
    10. 

  10. #define _PORTDRV_H_
    11. 

  11. 

  12. #include <linux/compiler.h>
    13. 

  13. 

  14. #if !defined(PCI_CAP_ID_PME)
    15. 

  15. #define PCI_CAP_ID_PME			1
    16. 

  16. #endif
    17. 

  17. 

  18. #if !defined(PCI_CAP_ID_EXP)
    19. 

  19. #define PCI_CAP_ID_EXP			0x10
    20. 

  20. #endif
    21. 

  21. 

  22. #define PORT_TYPE_MASK			0xf
    23. 

  23. #define PORT_TO_SLOT_MASK		0x100
    24. 

  24. #define SLOT_HP_CAPABLE_MASK		0x40
    25. 

  25. #define PCIE_CAPABILITIES_REG		0x2
    26. 

  26. #define PCIE_SLOT_CAPABILITIES_REG	0x14
    27. 

  27. #define PCIE_PORT_DEVICE_MAXSERVICES	4
    28. 

  28. #define PCI_CFG_SPACE_SIZE		256
    29. 

  29. 

  30. #define get_descriptor_id(type, service) (((type - 4) << 4) | service)
    31. 

  31. 

  32. struct pcie_port_device_ext {
    33. 

  33. 	int interrupt_mode;	/* [0:INTx | 1:MSI | 2:MSI-X] */
    34. 

  34. };
    35. 

  35. 

  36. extern struct bus_type pcie_port_bus_type;
    37. 

  37. extern int pcie_port_device_probe(struct pci_dev *dev);
    38. 

  38. extern int pcie_port_device_register(struct pci_dev *dev);
    39. 

  39. #ifdef CONFIG_PM
    40. 

  40. extern int pcie_port_device_suspend(struct pci_dev *dev, pm_message_t state);
    41. 

  41. extern int pcie_port_device_resume(struct pci_dev *dev);
    42. 

  42. #endif
    43. 

  43. extern void pcie_port_device_remove(struct pci_dev *dev);
    44. 

  44. extern int __must_check pcie_port_bus_register(void);
    45. 

  45. extern void pcie_port_bus_unregister(void);
    46. 

  46. 

  47. #endif /* _PORTDRV_H_ */
    48.