Commit | Line | Data |
---|---|---|
65bfd296 AS |
1 | #include <linux/pm.h> |
2 | ||
1da177e4 LT |
3 | /* Functions local to drivers/usb/core/ */ |
4 | ||
84cca820 GKH |
5 | extern int usb_create_sysfs_dev_files(struct usb_device *dev); |
6 | extern void usb_remove_sysfs_dev_files(struct usb_device *dev); | |
7 | extern int usb_create_sysfs_intf_files(struct usb_interface *intf); | |
8 | extern void usb_remove_sysfs_intf_files(struct usb_interface *intf); | |
3b23dd6f | 9 | extern int usb_create_ep_devs(struct device *parent, |
84cca820 | 10 | struct usb_host_endpoint *endpoint, |
84412f62 | 11 | struct usb_device *udev); |
3b23dd6f | 12 | extern void usb_remove_ep_devs(struct usb_host_endpoint *endpoint); |
1da177e4 | 13 | |
bdd016ba | 14 | extern void usb_enable_endpoint(struct usb_device *dev, |
2caf7fcd AS |
15 | struct usb_host_endpoint *ep, bool reset_toggle); |
16 | extern void usb_enable_interface(struct usb_device *dev, | |
17 | struct usb_interface *intf, bool reset_toggles); | |
ddeac4e7 AS |
18 | extern void usb_disable_endpoint(struct usb_device *dev, unsigned int epaddr, |
19 | bool reset_hardware); | |
84cca820 | 20 | extern void usb_disable_interface(struct usb_device *dev, |
ddeac4e7 | 21 | struct usb_interface *intf, bool reset_hardware); |
1da177e4 | 22 | extern void usb_release_interface_cache(struct kref *ref); |
84cca820 GKH |
23 | extern void usb_disable_device(struct usb_device *dev, int skip_ep0); |
24 | extern int usb_deauthorize_device(struct usb_device *); | |
25 | extern int usb_authorize_device(struct usb_device *); | |
7ceec1f1 | 26 | extern void usb_detect_quirks(struct usb_device *udev); |
253e0572 | 27 | extern int usb_remove_device(struct usb_device *udev); |
1da177e4 LT |
28 | |
29 | extern int usb_get_device_descriptor(struct usb_device *dev, | |
30 | unsigned int size); | |
4f62efe6 | 31 | extern char *usb_cache_string(struct usb_device *udev, int index); |
1da177e4 | 32 | extern int usb_set_configuration(struct usb_device *dev, int configuration); |
b5ea060f | 33 | extern int usb_choose_configuration(struct usb_device *udev); |
1da177e4 | 34 | |
1da177e4 | 35 | extern void usb_kick_khubd(struct usb_device *dev); |
bb417020 GKH |
36 | extern int usb_match_device(struct usb_device *dev, |
37 | const struct usb_device_id *id); | |
78d9a487 AS |
38 | extern void usb_forced_unbind_intf(struct usb_interface *intf); |
39 | extern void usb_rebind_intf(struct usb_interface *intf); | |
1da177e4 | 40 | |
7cbe5dca AS |
41 | extern int usb_hub_claim_port(struct usb_device *hdev, unsigned port, |
42 | void *owner); | |
43 | extern int usb_hub_release_port(struct usb_device *hdev, unsigned port, | |
44 | void *owner); | |
45 | extern void usb_hub_release_all_ports(struct usb_device *hdev, void *owner); | |
46 | extern bool usb_device_is_owned(struct usb_device *udev); | |
47 | ||
6d5e8254 GK |
48 | extern int usb_hub_init(void); |
49 | extern void usb_hub_cleanup(void); | |
50 | extern int usb_major_init(void); | |
51 | extern void usb_major_cleanup(void); | |
6d5e8254 | 52 | |
d388dab7 AS |
53 | #ifdef CONFIG_PM |
54 | ||
f2189c47 | 55 | extern int usb_suspend(struct device *dev, pm_message_t msg); |
65bfd296 | 56 | extern int usb_resume(struct device *dev, pm_message_t msg); |
f2189c47 | 57 | |
718efa64 | 58 | extern void usb_autosuspend_work(struct work_struct *work); |
9ac39f28 | 59 | extern void usb_autoresume_work(struct work_struct *work); |
65bfd296 AS |
60 | extern int usb_port_suspend(struct usb_device *dev, pm_message_t msg); |
61 | extern int usb_port_resume(struct usb_device *dev, pm_message_t msg); | |
6b157c9b AS |
62 | extern int usb_external_suspend_device(struct usb_device *udev, |
63 | pm_message_t msg); | |
65bfd296 AS |
64 | extern int usb_external_resume_device(struct usb_device *udev, |
65 | pm_message_t msg); | |
5edbfb7c | 66 | |
e0318ebf AS |
67 | static inline void usb_pm_lock(struct usb_device *udev) |
68 | { | |
69 | mutex_lock_nested(&udev->pm_mutex, udev->level); | |
70 | } | |
71 | ||
72 | static inline void usb_pm_unlock(struct usb_device *udev) | |
73 | { | |
74 | mutex_unlock(&udev->pm_mutex); | |
75 | } | |
76 | ||
d388dab7 AS |
77 | #else |
78 | ||
65bfd296 | 79 | static inline int usb_port_suspend(struct usb_device *udev, pm_message_t msg) |
4956eccd AS |
80 | { |
81 | return 0; | |
82 | } | |
83 | ||
65bfd296 | 84 | static inline int usb_port_resume(struct usb_device *udev, pm_message_t msg) |
4956eccd AS |
85 | { |
86 | return 0; | |
87 | } | |
88 | ||
e0318ebf AS |
89 | static inline void usb_pm_lock(struct usb_device *udev) {} |
90 | static inline void usb_pm_unlock(struct usb_device *udev) {} | |
d388dab7 AS |
91 | |
92 | #endif | |
93 | ||
645daaab AS |
94 | #ifdef CONFIG_USB_SUSPEND |
95 | ||
94fcda1f | 96 | extern void usb_autosuspend_device(struct usb_device *udev); |
19c26239 | 97 | extern void usb_try_autosuspend_device(struct usb_device *udev); |
94fcda1f | 98 | extern int usb_autoresume_device(struct usb_device *udev); |
645daaab AS |
99 | |
100 | #else | |
101 | ||
19c26239 AS |
102 | #define usb_autosuspend_device(udev) do {} while (0) |
103 | #define usb_try_autosuspend_device(udev) do {} while (0) | |
94fcda1f | 104 | static inline int usb_autoresume_device(struct usb_device *udev) |
e0318ebf AS |
105 | { |
106 | return 0; | |
107 | } | |
645daaab AS |
108 | |
109 | #endif | |
110 | ||
bd859281 | 111 | extern struct workqueue_struct *ksuspend_usb_wq; |
36e56a34 | 112 | extern struct bus_type usb_bus_type; |
9f8b17e6 KS |
113 | extern struct device_type usb_device_type; |
114 | extern struct device_type usb_if_device_type; | |
55129666 | 115 | extern struct device_type usb_ep_device_type; |
8bb54ab5 AS |
116 | extern struct usb_device_driver usb_generic_driver; |
117 | ||
095bc335 | 118 | static inline int is_usb_device(const struct device *dev) |
8bb54ab5 | 119 | { |
9f8b17e6 | 120 | return dev->type == &usb_device_type; |
8bb54ab5 AS |
121 | } |
122 | ||
55129666 KS |
123 | static inline int is_usb_interface(const struct device *dev) |
124 | { | |
125 | return dev->type == &usb_if_device_type; | |
126 | } | |
127 | ||
128 | static inline int is_usb_endpoint(const struct device *dev) | |
129 | { | |
130 | return dev->type == &usb_ep_device_type; | |
131 | } | |
132 | ||
8bb54ab5 AS |
133 | /* Do the same for device drivers and interface drivers. */ |
134 | ||
135 | static inline int is_usb_device_driver(struct device_driver *drv) | |
136 | { | |
137 | return container_of(drv, struct usbdrv_wrap, driver)-> | |
138 | for_devices; | |
139 | } | |
5edbfb7c | 140 | |
db690874 DB |
141 | /* Interfaces and their "power state" are owned by usbcore */ |
142 | ||
143 | static inline void mark_active(struct usb_interface *f) | |
144 | { | |
4d064c08 | 145 | f->is_active = 1; |
db690874 DB |
146 | } |
147 | ||
148 | static inline void mark_quiesced(struct usb_interface *f) | |
149 | { | |
4d064c08 | 150 | f->is_active = 0; |
db690874 DB |
151 | } |
152 | ||
095bc335 | 153 | static inline int is_active(const struct usb_interface *f) |
db690874 | 154 | { |
4d064c08 | 155 | return f->is_active; |
db690874 DB |
156 | } |
157 | ||
158 | ||
1da177e4 LT |
159 | /* for labeling diagnostics */ |
160 | extern const char *usbcore_name; | |
161 | ||
2e5f10e4 | 162 | /* sysfs stuff */ |
a4dbd674 DB |
163 | extern const struct attribute_group *usb_device_groups[]; |
164 | extern const struct attribute_group *usb_interface_groups[]; | |
2e5f10e4 | 165 | |
1da177e4 | 166 | /* usbfs stuff */ |
4a2a8a2c | 167 | extern struct mutex usbfs_mutex; |
1da177e4 | 168 | extern struct usb_driver usbfs_driver; |
066202dd | 169 | extern const struct file_operations usbfs_devices_fops; |
9f8b17e6 | 170 | extern const struct file_operations usbdev_file_operations; |
1da177e4 LT |
171 | extern void usbfs_conn_disc_event(void); |
172 | ||
9f8b17e6 KS |
173 | extern int usb_devio_init(void); |
174 | extern void usb_devio_cleanup(void); | |
6d5e8254 | 175 | |
3099e75a GKH |
176 | /* internal notify stuff */ |
177 | extern void usb_notify_add_device(struct usb_device *udev); | |
178 | extern void usb_notify_remove_device(struct usb_device *udev); | |
179 | extern void usb_notify_add_bus(struct usb_bus *ubus); | |
180 | extern void usb_notify_remove_bus(struct usb_bus *ubus); | |
181 |