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drivers/usb/chipidea/core.c: adjust duplicate test
[deliverable/linux.git] / drivers / usb / core / usb.h
CommitLineData
65bfd296 1#include <linux/pm.h>
d5575424 2#include <linux/acpi.h>
65bfd296 3
336c5c31
LT		 4struct dev_state;
5
1da177e4
LT		 6/* Functions local to drivers/usb/core/ */
7
84cca820
GKH		 8extern int usb_create_sysfs_dev_files(struct usb_device *dev);
9extern void usb_remove_sysfs_dev_files(struct usb_device *dev);
643de624 10extern void usb_create_sysfs_intf_files(struct usb_interface *intf);
84cca820 11extern void usb_remove_sysfs_intf_files(struct usb_interface *intf);
3b23dd6f 12extern int usb_create_ep_devs(struct device *parent,
84cca820 13 struct usb_host_endpoint *endpoint,
84412f62 14 struct usb_device *udev);
3b23dd6f 15extern void usb_remove_ep_devs(struct usb_host_endpoint *endpoint);
1da177e4 16
bdd016ba 17extern void usb_enable_endpoint(struct usb_device *dev,
2caf7fcd
AS		 18 struct usb_host_endpoint *ep, bool reset_toggle);
19extern void usb_enable_interface(struct usb_device *dev,
20 struct usb_interface *intf, bool reset_toggles);
ddeac4e7
AS		 21extern void usb_disable_endpoint(struct usb_device *dev, unsigned int epaddr,
22 bool reset_hardware);
84cca820 23extern void usb_disable_interface(struct usb_device *dev,
ddeac4e7 24 struct usb_interface *intf, bool reset_hardware);
1da177e4 25extern void usb_release_interface_cache(struct kref *ref);
84cca820
GKH		 26extern void usb_disable_device(struct usb_device *dev, int skip_ep0);
27extern int usb_deauthorize_device(struct usb_device *);
28extern int usb_authorize_device(struct usb_device *);
7ceec1f1 29extern void usb_detect_quirks(struct usb_device *udev);
80da2e0d 30extern void usb_detect_interface_quirks(struct usb_device *udev);
253e0572 31extern int usb_remove_device(struct usb_device *udev);
1da177e4
LT		 32
33extern int usb_get_device_descriptor(struct usb_device *dev,
34 unsigned int size);
3148bf04
AX		 35extern int usb_get_bos_descriptor(struct usb_device *dev);
36extern void usb_release_bos_descriptor(struct usb_device *dev);
4f62efe6 37extern char *usb_cache_string(struct usb_device *udev, int index);
1da177e4 38extern int usb_set_configuration(struct usb_device *dev, int configuration);
b5ea060f 39extern int usb_choose_configuration(struct usb_device *udev);
1da177e4 40
8d8479db
SAS		 41static inline unsigned usb_get_max_power(struct usb_device *udev,
42 struct usb_host_config *c)
43{
44 /* SuperSpeed power is in 8 mA units; others are in 2 mA units */
45 unsigned mul = (udev->speed == USB_SPEED_SUPER ? 8 : 2);
46
47 return c->desc.bMaxPower * mul;
48}
49
1da177e4 50extern void usb_kick_khubd(struct usb_device *dev);
80da2e0d
LP		 51extern int usb_match_one_id_intf(struct usb_device *dev,
52 struct usb_host_interface *intf,
53 const struct usb_device_id *id);
bb417020
GKH		 54extern int usb_match_device(struct usb_device *dev,
55 const struct usb_device_id *id);
78d9a487
AS		 56extern void usb_forced_unbind_intf(struct usb_interface *intf);
57extern void usb_rebind_intf(struct usb_interface *intf);
1da177e4 58
7cbe5dca 59extern int usb_hub_claim_port(struct usb_device *hdev, unsigned port,
336c5c31 60 struct dev_state *owner);
7cbe5dca 61extern int usb_hub_release_port(struct usb_device *hdev, unsigned port,
336c5c31
LT		 62 struct dev_state *owner);
63extern void usb_hub_release_all_ports(struct usb_device *hdev,
64 struct dev_state *owner);
7cbe5dca
AS		 65extern bool usb_device_is_owned(struct usb_device *udev);
66
6d5e8254
GK		 67extern int usb_hub_init(void);
68extern void usb_hub_cleanup(void);
69extern int usb_major_init(void);
70extern void usb_major_cleanup(void);
6d5e8254 71
d388dab7
AS		 72#ifdef CONFIG_PM
73
f2189c47 74extern int usb_suspend(struct device *dev, pm_message_t msg);
65bfd296 75extern int usb_resume(struct device *dev, pm_message_t msg);
98d9a82e 76extern int usb_resume_complete(struct device *dev);
f2189c47 77
65bfd296
AS		 78extern int usb_port_suspend(struct usb_device *dev, pm_message_t msg);
79extern int usb_port_resume(struct usb_device *dev, pm_message_t msg);
e0318ebf 80
d388dab7
AS		 81#else
82
65bfd296 83static inline int usb_port_suspend(struct usb_device *udev, pm_message_t msg)
4956eccd
AS		 84{
85 return 0;
86}
87
65bfd296 88static inline int usb_port_resume(struct usb_device *udev, pm_message_t msg)
4956eccd
AS		 89{
90 return 0;
91}
92
d388dab7
AS		 93#endif
94
645daaab
AS		 95#ifdef CONFIG_USB_SUSPEND
96
94fcda1f
AS		 97extern void usb_autosuspend_device(struct usb_device *udev);
98extern int usb_autoresume_device(struct usb_device *udev);
9bbdf1e0 99extern int usb_remote_wakeup(struct usb_device *dev);
e1620d59
RW		 100extern int usb_runtime_suspend(struct device *dev);
101extern int usb_runtime_resume(struct device *dev);
102extern int usb_runtime_idle(struct device *dev);
65580b43 103extern int usb_set_usb2_hardware_lpm(struct usb_device *udev, int enable);
645daaab
AS		 104
105#else
106
19c26239 107#define usb_autosuspend_device(udev) do {} while (0)
94fcda1f 108static inline int usb_autoresume_device(struct usb_device *udev)
e0318ebf
AS		 109{
110 return 0;
111}
645daaab 112
9bbdf1e0
AS		 113static inline int usb_remote_wakeup(struct usb_device *udev)
114{
115 return 0;
116}
117
65580b43
AX		 118static inline int usb_set_usb2_hardware_lpm(struct usb_device *udev, int enable)
119{
120 return 0;
121}
645daaab
AS		 122#endif
123
36e56a34 124extern struct bus_type usb_bus_type;
9f8b17e6
KS		 125extern struct device_type usb_device_type;
126extern struct device_type usb_if_device_type;
55129666 127extern struct device_type usb_ep_device_type;
d5575424 128extern struct device_type usb_port_device_type;
8bb54ab5
AS		 129extern struct usb_device_driver usb_generic_driver;
130
095bc335 131static inline int is_usb_device(const struct device *dev)
8bb54ab5 132{
9f8b17e6 133 return dev->type == &usb_device_type;
8bb54ab5
AS		 134}
135
55129666
KS		 136static inline int is_usb_interface(const struct device *dev)
137{
138 return dev->type == &usb_if_device_type;
139}
140
141static inline int is_usb_endpoint(const struct device *dev)
142{
143 return dev->type == &usb_ep_device_type;
144}
145
d5575424
LT		 146static inline int is_usb_port(const struct device *dev)
147{
148 return dev->type == &usb_port_device_type;
149}
150
8bb54ab5
AS		 151/* Do the same for device drivers and interface drivers. */
152
153static inline int is_usb_device_driver(struct device_driver *drv)
154{
155 return container_of(drv, struct usbdrv_wrap, driver)->
156 for_devices;
157}
5edbfb7c 158
1da177e4
LT		 159/* for labeling diagnostics */
160extern const char *usbcore_name;
161
2e5f10e4 162/* sysfs stuff */
a4dbd674
DB		 163extern const struct attribute_group *usb_device_groups[];
164extern const struct attribute_group *usb_interface_groups[];
2e5f10e4 165
1da177e4 166/* usbfs stuff */
4a2a8a2c 167extern struct mutex usbfs_mutex;
1da177e4 168extern struct usb_driver usbfs_driver;
066202dd 169extern const struct file_operations usbfs_devices_fops;
9f8b17e6 170extern const struct file_operations usbdev_file_operations;
1da177e4
LT		 171extern void usbfs_conn_disc_event(void);
172
9f8b17e6
KS		 173extern int usb_devio_init(void);
174extern void usb_devio_cleanup(void);
6d5e8254 175
3099e75a
GKH		 176/* internal notify stuff */
177extern void usb_notify_add_device(struct usb_device *udev);
178extern void usb_notify_remove_device(struct usb_device *udev);
179extern void usb_notify_add_bus(struct usb_bus *ubus);
180extern void usb_notify_remove_bus(struct usb_bus *ubus);
05f91689
LT		 181extern enum usb_port_connect_type
182 usb_get_hub_port_connect_type(struct usb_device *hdev, int port1);
183extern void usb_set_hub_port_connect_type(struct usb_device *hdev, int port1,
184 enum usb_port_connect_type type);
3099e75a 185
da0af6e7
MG		 186#ifdef CONFIG_ACPI
187extern int usb_acpi_register(void);
188extern void usb_acpi_unregister(void);
d5575424
LT		 189extern acpi_handle usb_get_hub_port_acpi_handle(struct usb_device *hdev,
190 int port1);
da0af6e7
MG		 191#else
192static inline int usb_acpi_register(void) { return 0; };
193static inline void usb_acpi_unregister(void) { };
194#endif
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