mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-21 11:09:29 +07:00
27e87395ae
* pci/trivial: PCI: Fix typos and whitespace errors PCI: Remove unused "res" variable from pci_resource_io() PCI: Correct kernel-doc of pci_vpd_srdt_size(), pci_vpd_srdt_tag()
71 lines
2.3 KiB
C
71 lines
2.3 KiB
C
/*
|
|
* 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;
|
|
}
|
|
|
|
static inline void *get_service_data(struct pcie_device *dev)
|
|
{
|
|
return dev->priv_data;
|
|
}
|
|
|
|
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);
|
|
|
|
/* Device driver may resume normal operations */
|
|
void (*error_resume)(struct pci_dev *dev);
|
|
|
|
/* 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_ */
|