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14#ifndef _PCI_HOTPLUG_H
15#define _PCI_HOTPLUG_H
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38struct hotplug_slot_ops {
39 int (*enable_slot) (struct hotplug_slot *slot);
40 int (*disable_slot) (struct hotplug_slot *slot);
41 int (*set_attention_status) (struct hotplug_slot *slot, u8 value);
42 int (*hardware_test) (struct hotplug_slot *slot, u32 value);
43 int (*get_power_status) (struct hotplug_slot *slot, u8 *value);
44 int (*get_attention_status) (struct hotplug_slot *slot, u8 *value);
45 int (*get_latch_status) (struct hotplug_slot *slot, u8 *value);
46 int (*get_adapter_status) (struct hotplug_slot *slot, u8 *value);
47 int (*reset_slot) (struct hotplug_slot *slot, int probe);
48};
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56struct hotplug_slot {
57 const struct hotplug_slot_ops *ops;
58
59
60 struct list_head slot_list;
61 struct pci_slot *pci_slot;
62 struct module *owner;
63 const char *mod_name;
64};
65
66static inline const char *hotplug_slot_name(const struct hotplug_slot *slot)
67{
68 return pci_slot_name(slot->pci_slot);
69}
70
71int __pci_hp_register(struct hotplug_slot *slot, struct pci_bus *pbus, int nr,
72 const char *name, struct module *owner,
73 const char *mod_name);
74int __pci_hp_initialize(struct hotplug_slot *slot, struct pci_bus *bus, int nr,
75 const char *name, struct module *owner,
76 const char *mod_name);
77int pci_hp_add(struct hotplug_slot *slot);
78
79void pci_hp_del(struct hotplug_slot *slot);
80void pci_hp_destroy(struct hotplug_slot *slot);
81void pci_hp_deregister(struct hotplug_slot *slot);
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83
84#define pci_hp_register(slot, pbus, devnr, name) \
85 __pci_hp_register(slot, pbus, devnr, name, THIS_MODULE, KBUILD_MODNAME)
86#define pci_hp_initialize(slot, bus, nr, name) \
87 __pci_hp_initialize(slot, bus, nr, name, THIS_MODULE, KBUILD_MODNAME)
88
89#ifdef CONFIG_ACPI
90#include <linux/acpi.h>
91bool pciehp_is_native(struct pci_dev *bridge);
92int acpi_get_hp_hw_control_from_firmware(struct pci_dev *bridge);
93bool shpchp_is_native(struct pci_dev *bridge);
94int acpi_pci_check_ejectable(struct pci_bus *pbus, acpi_handle handle);
95int acpi_pci_detect_ejectable(acpi_handle handle);
96#else
97static inline int acpi_get_hp_hw_control_from_firmware(struct pci_dev *bridge)
98{
99 return 0;
100}
101static inline bool pciehp_is_native(struct pci_dev *bridge) { return true; }
102static inline bool shpchp_is_native(struct pci_dev *bridge) { return true; }
103#endif
104
105static inline bool hotplug_is_native(struct pci_dev *bridge)
106{
107 return pciehp_is_native(bridge) || shpchp_is_native(bridge);
108}
109#endif
110