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 LT |
10 | |
11 | extern void usb_disable_endpoint (struct usb_device *dev, unsigned int epaddr); | |
12 | extern void usb_disable_interface (struct usb_device *dev, | |
13 | struct usb_interface *intf); | |
14 | extern void usb_release_interface_cache(struct kref *ref); | |
15 | extern void usb_disable_device (struct usb_device *dev, int skip_ep0); | |
16 | ||
17 | extern int usb_get_device_descriptor(struct usb_device *dev, | |
18 | unsigned int size); | |
4f62efe6 | 19 | extern char *usb_cache_string(struct usb_device *udev, int index); |
1da177e4 LT |
20 | extern int usb_set_configuration(struct usb_device *dev, int configuration); |
21 | ||
1da177e4 LT |
22 | extern void usb_kick_khubd(struct usb_device *dev); |
23 | extern void usb_resume_root_hub(struct usb_device *dev); | |
24 | ||
6d5e8254 GK |
25 | extern int usb_hub_init(void); |
26 | extern void usb_hub_cleanup(void); | |
27 | extern int usb_major_init(void); | |
28 | extern void usb_major_cleanup(void); | |
29 | extern int usb_host_init(void); | |
30 | extern void usb_host_cleanup(void); | |
31 | ||
d388dab7 AS |
32 | #ifdef CONFIG_PM |
33 | ||
a8e7c565 AS |
34 | extern int usb_suspend_both(struct usb_device *udev, pm_message_t msg); |
35 | extern int usb_resume_both(struct usb_device *udev); | |
140d8f68 AS |
36 | extern int usb_port_suspend(struct usb_device *dev); |
37 | extern int usb_port_resume(struct usb_device *dev); | |
5edbfb7c | 38 | |
d388dab7 AS |
39 | #else |
40 | ||
41 | #define usb_suspend_both(udev, msg) 0 | |
42d8a2d2 AD |
42 | static inline int usb_resume_both(struct usb_device *udev) |
43 | { | |
44 | return 0; | |
45 | } | |
d388dab7 AS |
46 | #define usb_port_suspend(dev) 0 |
47 | #define usb_port_resume(dev) 0 | |
48 | ||
49 | #endif | |
50 | ||
645daaab AS |
51 | #ifdef CONFIG_USB_SUSPEND |
52 | ||
53 | #define USB_AUTOSUSPEND_DELAY (HZ*2) | |
54 | ||
55 | extern void usb_autosuspend_device(struct usb_device *udev, int dec_busy_cnt); | |
56 | extern int usb_autoresume_device(struct usb_device *udev, int inc_busy_cnt); | |
57 | ||
58 | #else | |
59 | ||
60 | #define usb_autosuspend_device(udev, dec_busy_cnt) do {} while (0) | |
61 | #define usb_autoresume_device(udev, inc_busy_cnt) 0 | |
62 | ||
63 | #endif | |
64 | ||
bd859281 | 65 | extern struct workqueue_struct *ksuspend_usb_wq; |
36e56a34 | 66 | extern struct bus_type usb_bus_type; |
8bb54ab5 AS |
67 | extern struct usb_device_driver usb_generic_driver; |
68 | ||
69 | /* Here's how we tell apart devices and interfaces. Luckily there's | |
70 | * no such thing as a platform USB device, so we can steal the use | |
71 | * of the platform_data field. */ | |
72 | ||
095bc335 | 73 | static inline int is_usb_device(const struct device *dev) |
8bb54ab5 AS |
74 | { |
75 | return dev->platform_data == &usb_generic_driver; | |
76 | } | |
77 | ||
78 | /* Do the same for device drivers and interface drivers. */ | |
79 | ||
80 | static inline int is_usb_device_driver(struct device_driver *drv) | |
81 | { | |
82 | return container_of(drv, struct usbdrv_wrap, driver)-> | |
83 | for_devices; | |
84 | } | |
5edbfb7c | 85 | |
db690874 DB |
86 | /* Interfaces and their "power state" are owned by usbcore */ |
87 | ||
88 | static inline void mark_active(struct usb_interface *f) | |
89 | { | |
4d064c08 | 90 | f->is_active = 1; |
db690874 DB |
91 | } |
92 | ||
93 | static inline void mark_quiesced(struct usb_interface *f) | |
94 | { | |
4d064c08 | 95 | f->is_active = 0; |
db690874 DB |
96 | } |
97 | ||
095bc335 | 98 | static inline int is_active(const struct usb_interface *f) |
db690874 | 99 | { |
4d064c08 | 100 | return f->is_active; |
db690874 DB |
101 | } |
102 | ||
103 | ||
1da177e4 LT |
104 | /* for labeling diagnostics */ |
105 | extern const char *usbcore_name; | |
106 | ||
107 | /* usbfs stuff */ | |
4a2a8a2c | 108 | extern struct mutex usbfs_mutex; |
1da177e4 | 109 | extern struct usb_driver usbfs_driver; |
066202dd LFC |
110 | extern const struct file_operations usbfs_devices_fops; |
111 | extern const struct file_operations usbfs_device_file_operations; | |
1da177e4 LT |
112 | extern void usbfs_conn_disc_event(void); |
113 | ||
fbf82fd2 KS |
114 | extern int usbdev_init(void); |
115 | extern void usbdev_cleanup(void); | |
6d5e8254 | 116 | |
1da177e4 LT |
117 | struct dev_state { |
118 | struct list_head list; /* state list */ | |
119 | struct usb_device *dev; | |
120 | struct file *file; | |
121 | spinlock_t lock; /* protects the async urb lists */ | |
122 | struct list_head async_pending; | |
123 | struct list_head async_completed; | |
124 | wait_queue_head_t wait; /* wake up if a request completed */ | |
125 | unsigned int discsignr; | |
d7dd8a72 LT |
126 | pid_t disc_pid; |
127 | uid_t disc_uid, disc_euid; | |
1da177e4 LT |
128 | void __user *disccontext; |
129 | unsigned long ifclaimed; | |
7a01955f | 130 | u32 secid; |
1da177e4 LT |
131 | }; |
132 | ||
3099e75a GKH |
133 | /* internal notify stuff */ |
134 | extern void usb_notify_add_device(struct usb_device *udev); | |
135 | extern void usb_notify_remove_device(struct usb_device *udev); | |
136 | extern void usb_notify_add_bus(struct usb_bus *ubus); | |
137 | extern void usb_notify_remove_bus(struct usb_bus *ubus); | |
138 |