mirror of https://gitee.com/openkylin/linux.git
34 lines
972 B
C
34 lines
972 B
C
/*
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* File: portdrv.h
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* Purpose: PCI Express Port Bus Driver's Internal Data Structures
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*
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* Copyright (C) 2004 Intel
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* Copyright (C) Tom Long Nguyen (tom.l.nguyen@intel.com)
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*/
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#ifndef _PORTDRV_H_
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#define _PORTDRV_H_
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#include <linux/compiler.h>
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#define PCIE_PORT_DEVICE_MAXSERVICES 4
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/*
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* According to the PCI Express Base Specification 2.0, the indices of
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* the MSI-X table entires used by port services must not exceed 31
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*/
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#define PCIE_PORT_MAX_MSIX_ENTRIES 32
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#define get_descriptor_id(type, service) (((type - 4) << 4) | service)
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extern struct bus_type pcie_port_bus_type;
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extern int pcie_port_device_register(struct pci_dev *dev);
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#ifdef CONFIG_PM
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extern int pcie_port_device_suspend(struct device *dev);
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extern int pcie_port_device_resume(struct device *dev);
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#endif
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extern void pcie_port_device_remove(struct pci_dev *dev);
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extern int __must_check pcie_port_bus_register(void);
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extern void pcie_port_bus_unregister(void);
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#endif /* _PORTDRV_H_ */
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