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Commit | Line | Data |
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1 | /* Functions local to drivers/usb/core/ */ | |
2 | ||
3 | extern void usb_create_sysfs_dev_files (struct usb_device *dev); | |
4 | extern void usb_remove_sysfs_dev_files (struct usb_device *dev); | |
5 | extern void usb_create_sysfs_intf_files (struct usb_interface *intf); | |
6 | extern void usb_remove_sysfs_intf_files (struct usb_interface *intf); | |
7 | extern void usb_create_ep_files(struct device *parent, struct usb_host_endpoint *endpoint, | |
8 | struct usb_device *udev); | |
9 | extern void usb_remove_ep_files(struct usb_host_endpoint *endpoint); | |
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); | |
19 | extern char *usb_cache_string(struct usb_device *udev, int index); | |
20 | extern int usb_set_configuration(struct usb_device *dev, int configuration); | |
21 | ||
22 | extern void usb_kick_khubd(struct usb_device *dev); | |
23 | extern void usb_suspend_root_hub(struct usb_device *hdev); | |
24 | extern void usb_resume_root_hub(struct usb_device *dev); | |
25 | ||
26 | extern int usb_hub_init(void); | |
27 | extern void usb_hub_cleanup(void); | |
28 | extern int usb_major_init(void); | |
29 | extern void usb_major_cleanup(void); | |
30 | extern int usb_host_init(void); | |
31 | extern void usb_host_cleanup(void); | |
32 | ||
33 | #ifdef CONFIG_PM | |
34 | ||
35 | extern int usb_suspend_both(struct usb_device *udev, pm_message_t msg); | |
36 | extern int usb_resume_both(struct usb_device *udev); | |
37 | extern int usb_port_suspend(struct usb_device *dev); | |
38 | extern int usb_port_resume(struct usb_device *dev); | |
39 | ||
40 | #else | |
41 | ||
42 | #define usb_suspend_both(udev, msg) 0 | |
43 | static inline int usb_resume_both(struct usb_device *udev) | |
44 | { | |
45 | return 0; | |
46 | } | |
47 | #define usb_port_suspend(dev) 0 | |
48 | #define usb_port_resume(dev) 0 | |
49 | ||
50 | #endif | |
51 | ||
52 | extern struct bus_type usb_bus_type; | |
53 | extern struct usb_device_driver usb_generic_driver; | |
54 | ||
55 | /* Here's how we tell apart devices and interfaces. Luckily there's | |
56 | * no such thing as a platform USB device, so we can steal the use | |
57 | * of the platform_data field. */ | |
58 | ||
59 | static inline int is_usb_device(const struct device *dev) | |
60 | { | |
61 | return dev->platform_data == &usb_generic_driver; | |
62 | } | |
63 | ||
64 | /* Do the same for device drivers and interface drivers. */ | |
65 | ||
66 | static inline int is_usb_device_driver(struct device_driver *drv) | |
67 | { | |
68 | return container_of(drv, struct usbdrv_wrap, driver)-> | |
69 | for_devices; | |
70 | } | |
71 | ||
72 | /* Interfaces and their "power state" are owned by usbcore */ | |
73 | ||
74 | static inline void mark_active(struct usb_interface *f) | |
75 | { | |
76 | f->is_active = 1; | |
77 | } | |
78 | ||
79 | static inline void mark_quiesced(struct usb_interface *f) | |
80 | { | |
81 | f->is_active = 0; | |
82 | } | |
83 | ||
84 | static inline int is_active(const struct usb_interface *f) | |
85 | { | |
86 | return f->is_active; | |
87 | } | |
88 | ||
89 | ||
90 | /* for labeling diagnostics */ | |
91 | extern const char *usbcore_name; | |
92 | ||
93 | /* usbfs stuff */ | |
94 | extern struct mutex usbfs_mutex; | |
95 | extern struct usb_driver usbfs_driver; | |
96 | extern const struct file_operations usbfs_devices_fops; | |
97 | extern const struct file_operations usbfs_device_file_operations; | |
98 | extern void usbfs_conn_disc_event(void); | |
99 | ||
100 | extern int usbdev_init(void); | |
101 | extern void usbdev_cleanup(void); | |
102 | ||
103 | struct dev_state { | |
104 | struct list_head list; /* state list */ | |
105 | struct usb_device *dev; | |
106 | struct file *file; | |
107 | spinlock_t lock; /* protects the async urb lists */ | |
108 | struct list_head async_pending; | |
109 | struct list_head async_completed; | |
110 | wait_queue_head_t wait; /* wake up if a request completed */ | |
111 | unsigned int discsignr; | |
112 | pid_t disc_pid; | |
113 | uid_t disc_uid, disc_euid; | |
114 | void __user *disccontext; | |
115 | unsigned long ifclaimed; | |
116 | u32 secid; | |
117 | }; | |
118 | ||
119 | /* internal notify stuff */ | |
120 | extern void usb_notify_add_device(struct usb_device *udev); | |
121 | extern void usb_notify_remove_device(struct usb_device *udev); | |
122 | extern void usb_notify_add_bus(struct usb_bus *ubus); | |
123 | extern void usb_notify_remove_bus(struct usb_bus *ubus); | |
124 |