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35#ifndef _ACPIPHP_H
36#define _ACPIPHP_H
37
38#include <linux/acpi.h>
39#include <linux/kobject.h>
40#include <linux/mutex.h>
41#include <linux/pci_hotplug.h>
42
43#define dbg(format, arg...) \
44 do { \
45 if (acpiphp_debug) \
46 printk(KERN_DEBUG "%s: " format, \
47 MY_NAME , ## arg); \
48 } while (0)
49#define err(format, arg...) printk(KERN_ERR "%s: " format, MY_NAME , ## arg)
50#define info(format, arg...) printk(KERN_INFO "%s: " format, MY_NAME , ## arg)
51#define warn(format, arg...) printk(KERN_WARNING "%s: " format, MY_NAME , ## arg)
52
53struct acpiphp_bridge;
54struct acpiphp_slot;
55
56
57
58
59struct slot {
60 struct hotplug_slot *hotplug_slot;
61 struct acpiphp_slot *acpi_slot;
62 struct hotplug_slot_info info;
63};
64
65static inline const char *slot_name(struct slot *slot)
66{
67 return hotplug_slot_name(slot->hotplug_slot);
68}
69
70
71
72
73
74
75struct acpiphp_bridge {
76 struct list_head list;
77 acpi_handle handle;
78 struct acpiphp_slot *slots;
79
80
81 struct acpiphp_func *func;
82
83 int type;
84 int nr_slots;
85
86 u32 flags;
87
88
89 struct pci_bus *pci_bus;
90
91
92 struct pci_dev *pci_dev;
93
94 spinlock_t res_lock;
95};
96
97
98
99
100
101
102
103struct acpiphp_slot {
104 struct acpiphp_slot *next;
105 struct acpiphp_bridge *bridge;
106 struct list_head funcs;
107
108 struct slot *slot;
109 struct mutex crit_sect;
110
111 u8 device;
112
113 unsigned long long sun;
114 u32 flags;
115};
116
117
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119
120
121
122
123
124struct acpiphp_func {
125 struct acpiphp_slot *slot;
126 struct acpiphp_bridge *bridge;
127
128 struct list_head sibling;
129 struct notifier_block nb;
130 acpi_handle handle;
131
132 u8 function;
133 u32 flags;
134};
135
136
137
138
139
140
141
142struct acpiphp_attention_info
143{
144 int (*set_attn)(struct hotplug_slot *slot, u8 status);
145 int (*get_attn)(struct hotplug_slot *slot, u8 *status);
146 struct module *owner;
147};
148
149struct acpiphp_ioapic {
150 struct pci_dev *dev;
151 u32 gsi_base;
152 struct list_head list;
153};
154
155
156#define ACPI_PCI_HOST_HID "PNP0A03"
157
158
159#define BRIDGE_TYPE_HOST 0
160#define BRIDGE_TYPE_P2P 1
161
162
163#define ACPI_STA_PRESENT (0x00000001)
164#define ACPI_STA_ENABLED (0x00000002)
165#define ACPI_STA_SHOW_IN_UI (0x00000004)
166#define ACPI_STA_FUNCTIONING (0x00000008)
167#define ACPI_STA_ALL (0x0000000f)
168
169
170#define BRIDGE_HAS_STA (0x00000001)
171#define BRIDGE_HAS_EJ0 (0x00000002)
172#define BRIDGE_HAS_HPP (0x00000004)
173#define BRIDGE_HAS_PS0 (0x00000010)
174#define BRIDGE_HAS_PS1 (0x00000020)
175#define BRIDGE_HAS_PS2 (0x00000040)
176#define BRIDGE_HAS_PS3 (0x00000080)
177
178
179
180#define SLOT_POWEREDON (0x00000001)
181#define SLOT_ENABLED (0x00000002)
182#define SLOT_MULTIFUNCTION (0x00000004)
183
184
185
186#define FUNC_HAS_STA (0x00000001)
187#define FUNC_HAS_EJ0 (0x00000002)
188#define FUNC_HAS_PS0 (0x00000010)
189#define FUNC_HAS_PS1 (0x00000020)
190#define FUNC_HAS_PS2 (0x00000040)
191#define FUNC_HAS_PS3 (0x00000080)
192#define FUNC_HAS_DCK (0x00000100)
193
194
195
196
197extern int acpiphp_register_attention(struct acpiphp_attention_info*info);
198extern int acpiphp_unregister_attention(struct acpiphp_attention_info *info);
199extern int acpiphp_register_hotplug_slot(struct acpiphp_slot *slot);
200extern void acpiphp_unregister_hotplug_slot(struct acpiphp_slot *slot);
201
202
203extern int acpiphp_glue_init (void);
204extern void acpiphp_glue_exit (void);
205extern int acpiphp_get_num_slots (void);
206typedef int (*acpiphp_callback)(struct acpiphp_slot *slot, void *data);
207
208extern int acpiphp_enable_slot (struct acpiphp_slot *slot);
209extern int acpiphp_disable_slot (struct acpiphp_slot *slot);
210extern int acpiphp_eject_slot (struct acpiphp_slot *slot);
211extern u8 acpiphp_get_power_status (struct acpiphp_slot *slot);
212extern u8 acpiphp_get_attention_status (struct acpiphp_slot *slot);
213extern u8 acpiphp_get_latch_status (struct acpiphp_slot *slot);
214extern u8 acpiphp_get_adapter_status (struct acpiphp_slot *slot);
215
216
217extern int acpiphp_debug;
218
219#endif
220