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1da177e4 LT |
1 | /* |
2 | * File: pcieport_if.h | |
3 | * Purpose: PCI Express Port Bus Driver's IF Data Structure | |
4 | * | |
5 | * Copyright (C) 2004 Intel | |
6 | * Copyright (C) Tom Long Nguyen (tom.l.nguyen@intel.com) | |
7 | */ | |
8 | ||
9 | #ifndef _PCIEPORT_IF_H_ | |
10 | #define _PCIEPORT_IF_H_ | |
11 | ||
12 | /* Port Type */ | |
694f88ef | 13 | #define PCIE_ANY_PORT (~0) |
1da177e4 LT |
14 | |
15 | /* Service Type */ | |
b43d4513 RW |
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) | |
10126ac1 KB |
24 | #define PCIE_PORT_SERVICE_DPC_SHIFT 4 /* Downstream Port Containment */ |
25 | #define PCIE_PORT_SERVICE_DPC (1 << PCIE_PORT_SERVICE_DPC_SHIFT) | |
1da177e4 | 26 | |
1da177e4 | 27 | struct pcie_device { |
f7625980 | 28 | int irq; /* Service IRQ/MSI/MSI-X Vector */ |
22106368 RW |
29 | struct pci_dev *port; /* Root/Upstream/Downstream Port */ |
30 | u32 service; /* Port service this device represents */ | |
1da177e4 LT |
31 | void *priv_data; /* Service Private Data */ |
32 | struct device device; /* Generic Device Interface */ | |
33 | }; | |
34 | #define to_pcie_device(d) container_of(d, struct pcie_device, device) | |
35 | ||
36 | static inline void set_service_data(struct pcie_device *dev, void *data) | |
37 | { | |
38 | dev->priv_data = data; | |
39 | } | |
40 | ||
41 | static inline void* get_service_data(struct pcie_device *dev) | |
42 | { | |
43 | return dev->priv_data; | |
44 | } | |
45 | ||
46 | struct pcie_port_service_driver { | |
47 | const char *name; | |
0516c8bc | 48 | int (*probe) (struct pcie_device *dev); |
1da177e4 | 49 | void (*remove) (struct pcie_device *dev); |
3a3c244c | 50 | int (*suspend) (struct pcie_device *dev); |
1da177e4 LT |
51 | int (*resume) (struct pcie_device *dev); |
52 | ||
6c2b374d | 53 | /* Service Error Recovery Handler */ |
49453028 | 54 | const struct pci_error_handlers *err_handler; |
6c2b374d ZY |
55 | |
56 | /* Link Reset Capability - AER service driver specific */ | |
57 | pci_ers_result_t (*reset_link) (struct pci_dev *dev); | |
58 | ||
22106368 RW |
59 | int port_type; /* Type of the port this driver can handle */ |
60 | u32 service; /* Port service this device represents */ | |
61 | ||
1da177e4 LT |
62 | struct device_driver driver; |
63 | }; | |
64 | #define to_service_driver(d) \ | |
65 | container_of(d, struct pcie_port_service_driver, driver) | |
66 | ||
f39d5b72 BH |
67 | int pcie_port_service_register(struct pcie_port_service_driver *new); |
68 | void pcie_port_service_unregister(struct pcie_port_service_driver *new); | |
1da177e4 LT |
69 | |
70 | #endif /* _PCIEPORT_IF_H_ */ |