Commit | Line | Data |
---|---|---|
65bfd296 | 1 | #include <linux/pm.h> |
d5575424 | 2 | #include <linux/acpi.h> |
65bfd296 | 3 | |
d2123fd9 | 4 | struct usb_hub_descriptor; |
9b6f0c4b | 5 | struct usb_dev_state; |
336c5c31 | 6 | |
1da177e4 LT |
7 | /* Functions local to drivers/usb/core/ */ |
8 | ||
84cca820 GKH |
9 | extern int usb_create_sysfs_dev_files(struct usb_device *dev); |
10 | extern void usb_remove_sysfs_dev_files(struct usb_device *dev); | |
643de624 | 11 | extern void usb_create_sysfs_intf_files(struct usb_interface *intf); |
84cca820 | 12 | extern void usb_remove_sysfs_intf_files(struct usb_interface *intf); |
3b23dd6f | 13 | extern int usb_create_ep_devs(struct device *parent, |
84cca820 | 14 | struct usb_host_endpoint *endpoint, |
84412f62 | 15 | struct usb_device *udev); |
3b23dd6f | 16 | extern void usb_remove_ep_devs(struct usb_host_endpoint *endpoint); |
1da177e4 | 17 | |
bdd016ba | 18 | extern void usb_enable_endpoint(struct usb_device *dev, |
2caf7fcd AS |
19 | struct usb_host_endpoint *ep, bool reset_toggle); |
20 | extern void usb_enable_interface(struct usb_device *dev, | |
21 | struct usb_interface *intf, bool reset_toggles); | |
ddeac4e7 AS |
22 | extern void usb_disable_endpoint(struct usb_device *dev, unsigned int epaddr, |
23 | bool reset_hardware); | |
84cca820 | 24 | extern void usb_disable_interface(struct usb_device *dev, |
ddeac4e7 | 25 | struct usb_interface *intf, bool reset_hardware); |
1da177e4 | 26 | extern void usb_release_interface_cache(struct kref *ref); |
84cca820 GKH |
27 | extern void usb_disable_device(struct usb_device *dev, int skip_ep0); |
28 | extern int usb_deauthorize_device(struct usb_device *); | |
29 | extern int usb_authorize_device(struct usb_device *); | |
b3910cef SK |
30 | extern void usb_deauthorize_interface(struct usb_interface *); |
31 | extern void usb_authorize_interface(struct usb_interface *); | |
7ceec1f1 | 32 | extern void usb_detect_quirks(struct usb_device *udev); |
80da2e0d | 33 | extern void usb_detect_interface_quirks(struct usb_device *udev); |
253e0572 | 34 | extern int usb_remove_device(struct usb_device *udev); |
1da177e4 LT |
35 | |
36 | extern int usb_get_device_descriptor(struct usb_device *dev, | |
37 | unsigned int size); | |
3148bf04 AX |
38 | extern int usb_get_bos_descriptor(struct usb_device *dev); |
39 | extern void usb_release_bos_descriptor(struct usb_device *dev); | |
4f62efe6 | 40 | extern char *usb_cache_string(struct usb_device *udev, int index); |
1da177e4 | 41 | extern int usb_set_configuration(struct usb_device *dev, int configuration); |
b5ea060f | 42 | extern int usb_choose_configuration(struct usb_device *udev); |
1da177e4 | 43 | |
8d8479db SAS |
44 | static inline unsigned usb_get_max_power(struct usb_device *udev, |
45 | struct usb_host_config *c) | |
46 | { | |
47 | /* SuperSpeed power is in 8 mA units; others are in 2 mA units */ | |
48 | unsigned mul = (udev->speed == USB_SPEED_SUPER ? 8 : 2); | |
49 | ||
50 | return c->desc.bMaxPower * mul; | |
51 | } | |
52 | ||
59d48b3f | 53 | extern void usb_kick_hub_wq(struct usb_device *dev); |
80da2e0d LP |
54 | extern int usb_match_one_id_intf(struct usb_device *dev, |
55 | struct usb_host_interface *intf, | |
56 | const struct usb_device_id *id); | |
bb417020 GKH |
57 | extern int usb_match_device(struct usb_device *dev, |
58 | const struct usb_device_id *id); | |
78d9a487 | 59 | extern void usb_forced_unbind_intf(struct usb_interface *intf); |
6aec044c | 60 | extern void usb_unbind_and_rebind_marked_interfaces(struct usb_device *udev); |
1da177e4 | 61 | |
336c5c31 | 62 | extern void usb_hub_release_all_ports(struct usb_device *hdev, |
9b6f0c4b | 63 | struct usb_dev_state *owner); |
7cbe5dca AS |
64 | extern bool usb_device_is_owned(struct usb_device *udev); |
65 | ||
6d5e8254 GK |
66 | extern int usb_hub_init(void); |
67 | extern void usb_hub_cleanup(void); | |
68 | extern int usb_major_init(void); | |
69 | extern void usb_major_cleanup(void); | |
2d2a3167 | 70 | extern int usb_device_supports_lpm(struct usb_device *udev); |
6d5e8254 | 71 | |
d388dab7 AS |
72 | #ifdef CONFIG_PM |
73 | ||
f2189c47 | 74 | extern int usb_suspend(struct device *dev, pm_message_t msg); |
65bfd296 | 75 | extern int usb_resume(struct device *dev, pm_message_t msg); |
98d9a82e | 76 | extern int usb_resume_complete(struct device *dev); |
f2189c47 | 77 | |
65bfd296 AS |
78 | extern int usb_port_suspend(struct usb_device *dev, pm_message_t msg); |
79 | extern int usb_port_resume(struct usb_device *dev, pm_message_t msg); | |
e0318ebf | 80 | |
ceb6c9c8 RW |
81 | extern void usb_autosuspend_device(struct usb_device *udev); |
82 | extern int usb_autoresume_device(struct usb_device *udev); | |
83 | extern int usb_remote_wakeup(struct usb_device *dev); | |
84 | extern int usb_runtime_suspend(struct device *dev); | |
85 | extern int usb_runtime_resume(struct device *dev); | |
86 | extern int usb_runtime_idle(struct device *dev); | |
87 | extern int usb_set_usb2_hardware_lpm(struct usb_device *udev, int enable); | |
88 | ||
d388dab7 AS |
89 | #else |
90 | ||
65bfd296 | 91 | static inline int usb_port_suspend(struct usb_device *udev, pm_message_t msg) |
4956eccd AS |
92 | { |
93 | return 0; | |
94 | } | |
95 | ||
65bfd296 | 96 | static inline int usb_port_resume(struct usb_device *udev, pm_message_t msg) |
4956eccd AS |
97 | { |
98 | return 0; | |
99 | } | |
100 | ||
19c26239 | 101 | #define usb_autosuspend_device(udev) do {} while (0) |
94fcda1f | 102 | static inline int usb_autoresume_device(struct usb_device *udev) |
e0318ebf AS |
103 | { |
104 | return 0; | |
105 | } | |
645daaab | 106 | |
65580b43 AX |
107 | static inline int usb_set_usb2_hardware_lpm(struct usb_device *udev, int enable) |
108 | { | |
109 | return 0; | |
110 | } | |
ceb6c9c8 | 111 | |
645daaab AS |
112 | #endif |
113 | ||
36e56a34 | 114 | extern struct bus_type usb_bus_type; |
d8521afe | 115 | extern struct mutex usb_port_peer_mutex; |
9f8b17e6 KS |
116 | extern struct device_type usb_device_type; |
117 | extern struct device_type usb_if_device_type; | |
55129666 | 118 | extern struct device_type usb_ep_device_type; |
d5575424 | 119 | extern struct device_type usb_port_device_type; |
8bb54ab5 AS |
120 | extern struct usb_device_driver usb_generic_driver; |
121 | ||
095bc335 | 122 | static inline int is_usb_device(const struct device *dev) |
8bb54ab5 | 123 | { |
9f8b17e6 | 124 | return dev->type == &usb_device_type; |
8bb54ab5 AS |
125 | } |
126 | ||
55129666 KS |
127 | static inline int is_usb_interface(const struct device *dev) |
128 | { | |
129 | return dev->type == &usb_if_device_type; | |
130 | } | |
131 | ||
132 | static inline int is_usb_endpoint(const struct device *dev) | |
133 | { | |
134 | return dev->type == &usb_ep_device_type; | |
135 | } | |
136 | ||
d5575424 LT |
137 | static inline int is_usb_port(const struct device *dev) |
138 | { | |
139 | return dev->type == &usb_port_device_type; | |
140 | } | |
141 | ||
8bb54ab5 AS |
142 | /* Do the same for device drivers and interface drivers. */ |
143 | ||
144 | static inline int is_usb_device_driver(struct device_driver *drv) | |
145 | { | |
146 | return container_of(drv, struct usbdrv_wrap, driver)-> | |
147 | for_devices; | |
148 | } | |
5edbfb7c | 149 | |
1da177e4 LT |
150 | /* for labeling diagnostics */ |
151 | extern const char *usbcore_name; | |
152 | ||
2e5f10e4 | 153 | /* sysfs stuff */ |
a4dbd674 DB |
154 | extern const struct attribute_group *usb_device_groups[]; |
155 | extern const struct attribute_group *usb_interface_groups[]; | |
2e5f10e4 | 156 | |
1da177e4 | 157 | /* usbfs stuff */ |
4a2a8a2c | 158 | extern struct mutex usbfs_mutex; |
1da177e4 | 159 | extern struct usb_driver usbfs_driver; |
066202dd | 160 | extern const struct file_operations usbfs_devices_fops; |
9f8b17e6 | 161 | extern const struct file_operations usbdev_file_operations; |
1da177e4 LT |
162 | extern void usbfs_conn_disc_event(void); |
163 | ||
9f8b17e6 KS |
164 | extern int usb_devio_init(void); |
165 | extern void usb_devio_cleanup(void); | |
6d5e8254 | 166 | |
3bfd659b DW |
167 | /* |
168 | * Firmware specific cookie identifying a port's location. '0' == no location | |
169 | * data available | |
170 | */ | |
171 | typedef u32 usb_port_location_t; | |
172 | ||
3099e75a GKH |
173 | /* internal notify stuff */ |
174 | extern void usb_notify_add_device(struct usb_device *udev); | |
175 | extern void usb_notify_remove_device(struct usb_device *udev); | |
176 | extern void usb_notify_add_bus(struct usb_bus *ubus); | |
177 | extern void usb_notify_remove_bus(struct usb_bus *ubus); | |
d2123fd9 LT |
178 | extern void usb_hub_adjust_deviceremovable(struct usb_device *hdev, |
179 | struct usb_hub_descriptor *desc); | |
3099e75a | 180 | |
da0af6e7 MG |
181 | #ifdef CONFIG_ACPI |
182 | extern int usb_acpi_register(void); | |
183 | extern void usb_acpi_unregister(void); | |
d5575424 LT |
184 | extern acpi_handle usb_get_hub_port_acpi_handle(struct usb_device *hdev, |
185 | int port1); | |
da0af6e7 MG |
186 | #else |
187 | static inline int usb_acpi_register(void) { return 0; }; | |
188 | static inline void usb_acpi_unregister(void) { }; | |
189 | #endif |