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Commit | Line | Data |
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65bfd296 | 1 | #include <linux/pm.h> |
d5575424 | 2 | #include <linux/acpi.h> |
65bfd296 | 3 | |
d2123fd9 | 4 | struct usb_hub_descriptor; |
336c5c31 LT |
5 | struct dev_state; |
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 *); | |
7ceec1f1 | 30 | extern void usb_detect_quirks(struct usb_device *udev); |
80da2e0d | 31 | extern void usb_detect_interface_quirks(struct usb_device *udev); |
253e0572 | 32 | extern int usb_remove_device(struct usb_device *udev); |
1da177e4 LT |
33 | |
34 | extern int usb_get_device_descriptor(struct usb_device *dev, | |
35 | unsigned int size); | |
3148bf04 AX |
36 | extern int usb_get_bos_descriptor(struct usb_device *dev); |
37 | extern void usb_release_bos_descriptor(struct usb_device *dev); | |
9df89d85 | 38 | extern int usb_device_supports_lpm(struct usb_device *udev); |
4f62efe6 | 39 | extern char *usb_cache_string(struct usb_device *udev, int index); |
1da177e4 | 40 | extern int usb_set_configuration(struct usb_device *dev, int configuration); |
b5ea060f | 41 | extern int usb_choose_configuration(struct usb_device *udev); |
1da177e4 | 42 | |
8d8479db SAS |
43 | static inline unsigned usb_get_max_power(struct usb_device *udev, |
44 | struct usb_host_config *c) | |
45 | { | |
46 | /* SuperSpeed power is in 8 mA units; others are in 2 mA units */ | |
47 | unsigned mul = (udev->speed == USB_SPEED_SUPER ? 8 : 2); | |
48 | ||
49 | return c->desc.bMaxPower * mul; | |
50 | } | |
51 | ||
1da177e4 | 52 | extern void usb_kick_khubd(struct usb_device *dev); |
80da2e0d LP |
53 | extern int usb_match_one_id_intf(struct usb_device *dev, |
54 | struct usb_host_interface *intf, | |
55 | const struct usb_device_id *id); | |
bb417020 GKH |
56 | extern int usb_match_device(struct usb_device *dev, |
57 | const struct usb_device_id *id); | |
78d9a487 AS |
58 | extern void usb_forced_unbind_intf(struct usb_interface *intf); |
59 | extern void usb_rebind_intf(struct usb_interface *intf); | |
1da177e4 | 60 | |
7cbe5dca | 61 | extern int usb_hub_claim_port(struct usb_device *hdev, unsigned port, |
336c5c31 | 62 | struct dev_state *owner); |
7cbe5dca | 63 | extern int usb_hub_release_port(struct usb_device *hdev, unsigned port, |
336c5c31 LT |
64 | struct dev_state *owner); |
65 | extern void usb_hub_release_all_ports(struct usb_device *hdev, | |
66 | struct dev_state *owner); | |
7cbe5dca AS |
67 | extern bool usb_device_is_owned(struct usb_device *udev); |
68 | ||
6d5e8254 GKH |
69 | extern int usb_hub_init(void); |
70 | extern void usb_hub_cleanup(void); | |
71 | extern int usb_major_init(void); | |
72 | extern void usb_major_cleanup(void); | |
6d5e8254 | 73 | |
d388dab7 AS |
74 | #ifdef CONFIG_PM |
75 | ||
f2189c47 | 76 | extern int usb_suspend(struct device *dev, pm_message_t msg); |
65bfd296 | 77 | extern int usb_resume(struct device *dev, pm_message_t msg); |
98d9a82e | 78 | extern int usb_resume_complete(struct device *dev); |
f2189c47 | 79 | |
65bfd296 AS |
80 | extern int usb_port_suspend(struct usb_device *dev, pm_message_t msg); |
81 | extern int usb_port_resume(struct usb_device *dev, pm_message_t msg); | |
e0318ebf | 82 | |
d388dab7 AS |
83 | #else |
84 | ||
65bfd296 | 85 | static inline int usb_port_suspend(struct usb_device *udev, pm_message_t msg) |
4956eccd AS |
86 | { |
87 | return 0; | |
88 | } | |
89 | ||
65bfd296 | 90 | static inline int usb_port_resume(struct usb_device *udev, pm_message_t msg) |
4956eccd AS |
91 | { |
92 | return 0; | |
93 | } | |
94 | ||
d388dab7 AS |
95 | #endif |
96 | ||
84ebc102 | 97 | #ifdef CONFIG_PM_RUNTIME |
645daaab | 98 | |
94fcda1f AS |
99 | extern void usb_autosuspend_device(struct usb_device *udev); |
100 | extern int usb_autoresume_device(struct usb_device *udev); | |
9bbdf1e0 | 101 | extern int usb_remote_wakeup(struct usb_device *dev); |
e1620d59 RW |
102 | extern int usb_runtime_suspend(struct device *dev); |
103 | extern int usb_runtime_resume(struct device *dev); | |
104 | extern int usb_runtime_idle(struct device *dev); | |
65580b43 | 105 | extern int usb_set_usb2_hardware_lpm(struct usb_device *udev, int enable); |
645daaab AS |
106 | |
107 | #else | |
108 | ||
19c26239 | 109 | #define usb_autosuspend_device(udev) do {} while (0) |
94fcda1f | 110 | static inline int usb_autoresume_device(struct usb_device *udev) |
e0318ebf AS |
111 | { |
112 | return 0; | |
113 | } | |
645daaab | 114 | |
9bbdf1e0 AS |
115 | static inline int usb_remote_wakeup(struct usb_device *udev) |
116 | { | |
117 | return 0; | |
118 | } | |
119 | ||
65580b43 AX |
120 | static inline int usb_set_usb2_hardware_lpm(struct usb_device *udev, int enable) |
121 | { | |
122 | return 0; | |
123 | } | |
645daaab AS |
124 | #endif |
125 | ||
36e56a34 | 126 | extern struct bus_type usb_bus_type; |
9f8b17e6 KS |
127 | extern struct device_type usb_device_type; |
128 | extern struct device_type usb_if_device_type; | |
55129666 | 129 | extern struct device_type usb_ep_device_type; |
d5575424 | 130 | extern struct device_type usb_port_device_type; |
8bb54ab5 AS |
131 | extern struct usb_device_driver usb_generic_driver; |
132 | ||
095bc335 | 133 | static inline int is_usb_device(const struct device *dev) |
8bb54ab5 | 134 | { |
9f8b17e6 | 135 | return dev->type == &usb_device_type; |
8bb54ab5 AS |
136 | } |
137 | ||
55129666 KS |
138 | static inline int is_usb_interface(const struct device *dev) |
139 | { | |
140 | return dev->type == &usb_if_device_type; | |
141 | } | |
142 | ||
143 | static inline int is_usb_endpoint(const struct device *dev) | |
144 | { | |
145 | return dev->type == &usb_ep_device_type; | |
146 | } | |
147 | ||
d5575424 LT |
148 | static inline int is_usb_port(const struct device *dev) |
149 | { | |
150 | return dev->type == &usb_port_device_type; | |
151 | } | |
152 | ||
8bb54ab5 AS |
153 | /* Do the same for device drivers and interface drivers. */ |
154 | ||
155 | static inline int is_usb_device_driver(struct device_driver *drv) | |
156 | { | |
157 | return container_of(drv, struct usbdrv_wrap, driver)-> | |
158 | for_devices; | |
159 | } | |
5edbfb7c | 160 | |
1da177e4 LT |
161 | /* for labeling diagnostics */ |
162 | extern const char *usbcore_name; | |
163 | ||
2e5f10e4 | 164 | /* sysfs stuff */ |
a4dbd674 DB |
165 | extern const struct attribute_group *usb_device_groups[]; |
166 | extern const struct attribute_group *usb_interface_groups[]; | |
2e5f10e4 | 167 | |
1da177e4 | 168 | /* usbfs stuff */ |
4a2a8a2c | 169 | extern struct mutex usbfs_mutex; |
1da177e4 | 170 | extern struct usb_driver usbfs_driver; |
066202dd | 171 | extern const struct file_operations usbfs_devices_fops; |
9f8b17e6 | 172 | extern const struct file_operations usbdev_file_operations; |
1da177e4 LT |
173 | extern void usbfs_conn_disc_event(void); |
174 | ||
9f8b17e6 KS |
175 | extern int usb_devio_init(void); |
176 | extern void usb_devio_cleanup(void); | |
6d5e8254 | 177 | |
3099e75a GKH |
178 | /* internal notify stuff */ |
179 | extern void usb_notify_add_device(struct usb_device *udev); | |
180 | extern void usb_notify_remove_device(struct usb_device *udev); | |
181 | extern void usb_notify_add_bus(struct usb_bus *ubus); | |
182 | extern void usb_notify_remove_bus(struct usb_bus *ubus); | |
05f91689 LT |
183 | extern enum usb_port_connect_type |
184 | usb_get_hub_port_connect_type(struct usb_device *hdev, int port1); | |
185 | extern void usb_set_hub_port_connect_type(struct usb_device *hdev, int port1, | |
186 | enum usb_port_connect_type type); | |
d2123fd9 LT |
187 | extern void usb_hub_adjust_deviceremovable(struct usb_device *hdev, |
188 | struct usb_hub_descriptor *desc); | |
3099e75a | 189 | |
da0af6e7 MG |
190 | #ifdef CONFIG_ACPI |
191 | extern int usb_acpi_register(void); | |
192 | extern void usb_acpi_unregister(void); | |
d5575424 LT |
193 | extern acpi_handle usb_get_hub_port_acpi_handle(struct usb_device *hdev, |
194 | int port1); | |
da0af6e7 MG |
195 | #else |
196 | static inline int usb_acpi_register(void) { return 0; }; | |
197 | static inline void usb_acpi_unregister(void) { }; | |
198 | #endif |