Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | /* Functions local to drivers/usb/core/ */ |
2 | ||
1b21d5e1 | 3 | extern int usb_create_sysfs_dev_files (struct usb_device *dev); |
1da177e4 | 4 | extern void usb_remove_sysfs_dev_files (struct usb_device *dev); |
1b21d5e1 | 5 | extern int usb_create_sysfs_intf_files (struct usb_interface *intf); |
1da177e4 | 6 | extern void usb_remove_sysfs_intf_files (struct usb_interface *intf); |
1b21d5e1 | 7 | extern int usb_create_ep_files(struct device *parent, struct usb_host_endpoint *endpoint, |
84412f62 GKH |
8 | struct usb_device *udev); |
9 | extern void usb_remove_ep_files(struct usb_host_endpoint *endpoint); | |
1da177e4 | 10 | |
bdd016ba AS |
11 | extern void usb_enable_endpoint(struct usb_device *dev, |
12 | struct usb_host_endpoint *ep); | |
1da177e4 LT |
13 | extern void usb_disable_endpoint (struct usb_device *dev, unsigned int epaddr); |
14 | extern void usb_disable_interface (struct usb_device *dev, | |
15 | struct usb_interface *intf); | |
16 | extern void usb_release_interface_cache(struct kref *ref); | |
17 | extern void usb_disable_device (struct usb_device *dev, int skip_ep0); | |
93993a0a IPG |
18 | extern int usb_deauthorize_device (struct usb_device *); |
19 | extern int usb_authorize_device (struct usb_device *); | |
7ceec1f1 | 20 | extern void usb_detect_quirks(struct usb_device *udev); |
1da177e4 LT |
21 | |
22 | extern int usb_get_device_descriptor(struct usb_device *dev, | |
23 | unsigned int size); | |
4f62efe6 | 24 | extern char *usb_cache_string(struct usb_device *udev, int index); |
1da177e4 | 25 | extern int usb_set_configuration(struct usb_device *dev, int configuration); |
93993a0a | 26 | extern int choose_configuration(struct usb_device *udev); |
1da177e4 | 27 | |
1da177e4 | 28 | extern void usb_kick_khubd(struct usb_device *dev); |
bb417020 GKH |
29 | extern int usb_match_device(struct usb_device *dev, |
30 | const struct usb_device_id *id); | |
1da177e4 | 31 | |
6d5e8254 GK |
32 | extern int usb_hub_init(void); |
33 | extern void usb_hub_cleanup(void); | |
34 | extern int usb_major_init(void); | |
35 | extern void usb_major_cleanup(void); | |
36 | extern int usb_host_init(void); | |
37 | extern void usb_host_cleanup(void); | |
38 | ||
d388dab7 AS |
39 | #ifdef CONFIG_PM |
40 | ||
718efa64 | 41 | extern void usb_autosuspend_work(struct work_struct *work); |
140d8f68 AS |
42 | extern int usb_port_suspend(struct usb_device *dev); |
43 | extern int usb_port_resume(struct usb_device *dev); | |
6b157c9b AS |
44 | extern int usb_external_suspend_device(struct usb_device *udev, |
45 | pm_message_t msg); | |
46 | extern int usb_external_resume_device(struct usb_device *udev); | |
5edbfb7c | 47 | |
e0318ebf AS |
48 | static inline void usb_pm_lock(struct usb_device *udev) |
49 | { | |
50 | mutex_lock_nested(&udev->pm_mutex, udev->level); | |
51 | } | |
52 | ||
53 | static inline void usb_pm_unlock(struct usb_device *udev) | |
54 | { | |
55 | mutex_unlock(&udev->pm_mutex); | |
56 | } | |
57 | ||
d388dab7 AS |
58 | #else |
59 | ||
4956eccd AS |
60 | static inline int usb_port_suspend(struct usb_device *udev) |
61 | { | |
62 | return 0; | |
63 | } | |
64 | ||
65 | static inline int usb_port_resume(struct usb_device *udev) | |
66 | { | |
67 | return 0; | |
68 | } | |
69 | ||
e0318ebf AS |
70 | static inline void usb_pm_lock(struct usb_device *udev) {} |
71 | static inline void usb_pm_unlock(struct usb_device *udev) {} | |
d388dab7 AS |
72 | |
73 | #endif | |
74 | ||
645daaab AS |
75 | #ifdef CONFIG_USB_SUSPEND |
76 | ||
94fcda1f | 77 | extern void usb_autosuspend_device(struct usb_device *udev); |
19c26239 | 78 | extern void usb_try_autosuspend_device(struct usb_device *udev); |
94fcda1f | 79 | extern int usb_autoresume_device(struct usb_device *udev); |
645daaab AS |
80 | |
81 | #else | |
82 | ||
19c26239 AS |
83 | #define usb_autosuspend_device(udev) do {} while (0) |
84 | #define usb_try_autosuspend_device(udev) do {} while (0) | |
94fcda1f | 85 | static inline int usb_autoresume_device(struct usb_device *udev) |
e0318ebf AS |
86 | { |
87 | return 0; | |
88 | } | |
645daaab AS |
89 | |
90 | #endif | |
91 | ||
bd859281 | 92 | extern struct workqueue_struct *ksuspend_usb_wq; |
36e56a34 | 93 | extern struct bus_type usb_bus_type; |
9f8b17e6 KS |
94 | extern struct device_type usb_device_type; |
95 | extern struct device_type usb_if_device_type; | |
8bb54ab5 AS |
96 | extern struct usb_device_driver usb_generic_driver; |
97 | ||
095bc335 | 98 | static inline int is_usb_device(const struct device *dev) |
8bb54ab5 | 99 | { |
9f8b17e6 | 100 | return dev->type == &usb_device_type; |
8bb54ab5 AS |
101 | } |
102 | ||
103 | /* Do the same for device drivers and interface drivers. */ | |
104 | ||
105 | static inline int is_usb_device_driver(struct device_driver *drv) | |
106 | { | |
107 | return container_of(drv, struct usbdrv_wrap, driver)-> | |
108 | for_devices; | |
109 | } | |
5edbfb7c | 110 | |
db690874 DB |
111 | /* Interfaces and their "power state" are owned by usbcore */ |
112 | ||
113 | static inline void mark_active(struct usb_interface *f) | |
114 | { | |
4d064c08 | 115 | f->is_active = 1; |
784a6e1c | 116 | f->dev.power.power_state.event = PM_EVENT_ON; |
db690874 DB |
117 | } |
118 | ||
119 | static inline void mark_quiesced(struct usb_interface *f) | |
120 | { | |
4d064c08 | 121 | f->is_active = 0; |
784a6e1c | 122 | f->dev.power.power_state.event = PM_EVENT_SUSPEND; |
db690874 DB |
123 | } |
124 | ||
095bc335 | 125 | static inline int is_active(const struct usb_interface *f) |
db690874 | 126 | { |
4d064c08 | 127 | return f->is_active; |
db690874 DB |
128 | } |
129 | ||
130 | ||
1da177e4 LT |
131 | /* for labeling diagnostics */ |
132 | extern const char *usbcore_name; | |
133 | ||
134 | /* usbfs stuff */ | |
4a2a8a2c | 135 | extern struct mutex usbfs_mutex; |
1da177e4 | 136 | extern struct usb_driver usbfs_driver; |
066202dd | 137 | extern const struct file_operations usbfs_devices_fops; |
9f8b17e6 | 138 | extern const struct file_operations usbdev_file_operations; |
1da177e4 LT |
139 | extern void usbfs_conn_disc_event(void); |
140 | ||
9f8b17e6 KS |
141 | extern int usb_devio_init(void); |
142 | extern void usb_devio_cleanup(void); | |
6d5e8254 | 143 | |
1da177e4 LT |
144 | struct dev_state { |
145 | struct list_head list; /* state list */ | |
146 | struct usb_device *dev; | |
147 | struct file *file; | |
148 | spinlock_t lock; /* protects the async urb lists */ | |
149 | struct list_head async_pending; | |
150 | struct list_head async_completed; | |
151 | wait_queue_head_t wait; /* wake up if a request completed */ | |
152 | unsigned int discsignr; | |
2425c08b | 153 | struct pid *disc_pid; |
d7dd8a72 | 154 | uid_t disc_uid, disc_euid; |
1da177e4 LT |
155 | void __user *disccontext; |
156 | unsigned long ifclaimed; | |
7a01955f | 157 | u32 secid; |
1da177e4 LT |
158 | }; |
159 | ||
3099e75a GKH |
160 | /* internal notify stuff */ |
161 | extern void usb_notify_add_device(struct usb_device *udev); | |
162 | extern void usb_notify_remove_device(struct usb_device *udev); | |
163 | extern void usb_notify_add_bus(struct usb_bus *ubus); | |
164 | extern void usb_notify_remove_bus(struct usb_bus *ubus); | |
165 |