Release 4.12 include/linux/pcieport_if.h

/*
 * File:        pcieport_if.h
 * Purpose:     PCI Express Port Bus Driver's IF Data Structure
 *
 * Copyright (C) 2004 Intel
 * Copyright (C) Tom Long Nguyen (tom.l.nguyen@intel.com)
 */

#ifndef _PCIEPORT_IF_H_

#define _PCIEPORT_IF_H_

/* Port Type */

#define PCIE_ANY_PORT			(~0)

/* Service Type */

#define PCIE_PORT_SERVICE_PME_SHIFT	0	
/* Power Management Event */

#define PCIE_PORT_SERVICE_PME		(1 << PCIE_PORT_SERVICE_PME_SHIFT)

#define PCIE_PORT_SERVICE_AER_SHIFT	1	
/* Advanced Error Reporting */

#define PCIE_PORT_SERVICE_AER		(1 << PCIE_PORT_SERVICE_AER_SHIFT)

#define PCIE_PORT_SERVICE_HP_SHIFT	2	
/* Native Hotplug */

#define PCIE_PORT_SERVICE_HP		(1 << PCIE_PORT_SERVICE_HP_SHIFT)

#define PCIE_PORT_SERVICE_VC_SHIFT	3	
/* Virtual Channel */

#define PCIE_PORT_SERVICE_VC		(1 << PCIE_PORT_SERVICE_VC_SHIFT)

#define PCIE_PORT_SERVICE_DPC_SHIFT	4	
/* Downstream Port Containment */

#define PCIE_PORT_SERVICE_DPC		(1 << PCIE_PORT_SERVICE_DPC_SHIFT)


struct pcie_device {
	
int		irq;	    /* Service IRQ/MSI/MSI-X Vector */
	
struct pci_dev *port;	    /* Root/Upstream/Downstream Port */
	
u32		service;    /* Port service this device represents */
	
void		*priv_data; /* Service Private Data */
	
struct device	device;     /* Generic Device Interface */
};

#define to_pcie_device(d) container_of(d, struct pcie_device, device)



static inline void set_service_data(struct pcie_device *dev, void *data)
{
	dev->priv_data = data;
}

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static inline void* get_service_data(struct pcie_device *dev)
{
	return dev->priv_data;
}

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struct pcie_port_service_driver {
	
const char *name;
	
int (*probe) (struct pcie_device *dev);
	
void (*remove) (struct pcie_device *dev);
	
int (*suspend) (struct pcie_device *dev);
	
int (*resume) (struct pcie_device *dev);

	/* Service Error Recovery Handler */
	
const struct pci_error_handlers *err_handler;

	/* Link Reset Capability - AER service driver specific */
	
pci_ers_result_t (*reset_link) (struct pci_dev *dev);

	
int port_type;  /* Type of the port this driver can handle */
	
u32 service;    /* Port service this device represents */

	
struct device_driver driver;
};

#define to_service_driver(d) \
	container_of(d, struct pcie_port_service_driver, driver)

int pcie_port_service_register(struct pcie_port_service_driver *new);
void pcie_port_service_unregister(struct pcie_port_service_driver *new);

#endif /* _PCIEPORT_IF_H_ */
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Directory: include/linux

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