]>
git.proxmox.com Git - mirror_ubuntu-bionic-kernel.git/blob - include/linux/pcieport_if.h
3 * Purpose: PCI Express Port Bus Driver's IF Data Structure
5 * Copyright (C) 2004 Intel
6 * Copyright (C) Tom Long Nguyen (tom.l.nguyen@intel.com)
9 #ifndef _PCIEPORT_IF_H_
10 #define _PCIEPORT_IF_H_
13 #define PCIE_ANY_PORT (~0)
16 #define PCIE_PORT_SERVICE_PME_SHIFT 0 /* Power Management Event */
17 #define PCIE_PORT_SERVICE_PME (1 << PCIE_PORT_SERVICE_PME_SHIFT)
18 #define PCIE_PORT_SERVICE_AER_SHIFT 1 /* Advanced Error Reporting */
19 #define PCIE_PORT_SERVICE_AER (1 << PCIE_PORT_SERVICE_AER_SHIFT)
20 #define PCIE_PORT_SERVICE_HP_SHIFT 2 /* Native Hotplug */
21 #define PCIE_PORT_SERVICE_HP (1 << PCIE_PORT_SERVICE_HP_SHIFT)
22 #define PCIE_PORT_SERVICE_VC_SHIFT 3 /* Virtual Channel */
23 #define PCIE_PORT_SERVICE_VC (1 << PCIE_PORT_SERVICE_VC_SHIFT)
26 int irq
; /* Service IRQ/MSI/MSI-X Vector */
27 struct pci_dev
*port
; /* Root/Upstream/Downstream Port */
28 u32 service
; /* Port service this device represents */
29 void *priv_data
; /* Service Private Data */
30 struct device device
; /* Generic Device Interface */
32 #define to_pcie_device(d) container_of(d, struct pcie_device, device)
34 static inline void set_service_data(struct pcie_device
*dev
, void *data
)
36 dev
->priv_data
= data
;
39 static inline void* get_service_data(struct pcie_device
*dev
)
41 return dev
->priv_data
;
44 struct pcie_port_service_driver
{
46 int (*probe
) (struct pcie_device
*dev
);
47 void (*remove
) (struct pcie_device
*dev
);
48 int (*suspend
) (struct pcie_device
*dev
);
49 int (*resume
) (struct pcie_device
*dev
);
51 /* Service Error Recovery Handler */
52 const struct pci_error_handlers
*err_handler
;
54 /* Link Reset Capability - AER service driver specific */
55 pci_ers_result_t (*reset_link
) (struct pci_dev
*dev
);
57 int port_type
; /* Type of the port this driver can handle */
58 u32 service
; /* Port service this device represents */
60 struct device_driver driver
;
62 #define to_service_driver(d) \
63 container_of(d, struct pcie_port_service_driver, driver)
65 extern int pcie_port_service_register(struct pcie_port_service_driver
*new);
66 extern void pcie_port_service_unregister(struct pcie_port_service_driver
*new);
68 #endif /* _PCIEPORT_IF_H_ */