Release 4.11 drivers/pci/pcie/portdrv.h

/*
 * 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_

#include <linux/compiler.h>


#define PCIE_PORT_DEVICE_MAXSERVICES   5
/*
 * According to the PCI Express Base Specification 2.0, the indices of
 * the MSI-X table entries used by port services must not exceed 31
 */

#define PCIE_PORT_MAX_MSIX_ENTRIES	32


#define get_descriptor_id(type, service) (((type - 4) << 8) | service)

extern struct bus_type pcie_port_bus_type;
int pcie_port_device_register(struct pci_dev *dev);
#ifdef CONFIG_PM
int pcie_port_device_suspend(struct device *dev);
int pcie_port_device_resume(struct device *dev);
#endif
void pcie_port_device_remove(struct pci_dev *dev);
int __must_check pcie_port_bus_register(void);
void pcie_port_bus_unregister(void);

struct pci_dev;

void pcie_clear_root_pme_status(struct pci_dev *dev);

#ifdef CONFIG_HOTPLUG_PCI_PCIE
extern bool pciehp_msi_disabled;



static inline bool pciehp_no_msi(void)
{
	return pciehp_msi_disabled;
}

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#else  /* !CONFIG_HOTPLUG_PCI_PCIE */


static inline bool pciehp_no_msi(void) { return false; }
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#endif /* !CONFIG_HOTPLUG_PCI_PCIE */

#ifdef CONFIG_PCIE_PME
extern bool pcie_pme_msi_disabled;



static inline void pcie_pme_disable_msi(void)
{
	pcie_pme_msi_disabled = true;
}

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static inline bool pcie_pme_no_msi(void)
{
	return pcie_pme_msi_disabled;
}

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void pcie_pme_interrupt_enable(struct pci_dev *dev, bool enable);
#else /* !CONFIG_PCIE_PME */


static inline void pcie_pme_disable_msi(void) {}
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static inline bool pcie_pme_no_msi(void) { return false; }
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static inline void pcie_pme_interrupt_enable(struct pci_dev *dev, bool en) {}
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#endif /* !CONFIG_PCIE_PME */

#ifdef CONFIG_ACPI
void pcie_port_acpi_setup(struct pci_dev *port, int *mask);



static inline void pcie_port_platform_notify(struct pci_dev *port, int *mask)
{
	pcie_port_acpi_setup(port, mask);
}
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#else /* !CONFIG_ACPI */


static inline void pcie_port_platform_notify(struct pci_dev *port, int *mask){}
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#endif /* !CONFIG_ACPI */

#endif /* _PORTDRV_H_ */
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Directory: drivers/pci/pcie

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