Gitiles
Code Review Sign In
gerrit-public.fairphone.software / kernel / msm-4.19 / da87bfab8a7e6cfd0e1e5c5874d7fd4f7d11e64e / . / drivers / usb / core / usb.h
blob: cd882203ad340e66ba00cfd3e1c44829a8b64dc0 [file] [log] [blame]
Alan Stern65bfd292008-11-25 16:39:18 -0500[diff] [blame]1#include <linux/pm.h>
2
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]3/* Functions local to drivers/usb/core/ */
4
Greg Kroah-Hartman84cca822008-01-30 15:21:33 -0800[diff] [blame]5extern int usb_create_sysfs_dev_files(struct usb_device *dev);
6extern void usb_remove_sysfs_dev_files(struct usb_device *dev);
7extern int usb_create_sysfs_intf_files(struct usb_interface *intf);
8extern void usb_remove_sysfs_intf_files(struct usb_interface *intf);
Alan Stern3b23dd62008-12-05 14:10:34 -0500[diff] [blame]9extern int usb_create_ep_devs(struct device *parent,
Greg Kroah-Hartman84cca822008-01-30 15:21:33 -0800[diff] [blame]10 struct usb_host_endpoint *endpoint,
Greg Kroah-Hartman84412f62006-06-14 12:14:34 -0700[diff] [blame]11 struct usb_device *udev);
Alan Stern3b23dd62008-12-05 14:10:34 -0500[diff] [blame]12extern void usb_remove_ep_devs(struct usb_host_endpoint *endpoint);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]13
Alan Sternbdd016b2007-07-30 17:05:22 -0400[diff] [blame]14extern void usb_enable_endpoint(struct usb_device *dev,
Alan Stern2caf7fc2008-12-31 11:31:33 -0500[diff] [blame]15 struct usb_host_endpoint *ep, bool reset_toggle);
16extern void usb_enable_interface(struct usb_device *dev,
17 struct usb_interface *intf, bool reset_toggles);
Alan Sternddeac4e2009-01-15 17:03:33 -0500[diff] [blame]18extern void usb_disable_endpoint(struct usb_device *dev, unsigned int epaddr,
19 bool reset_hardware);
Greg Kroah-Hartman84cca822008-01-30 15:21:33 -0800[diff] [blame]20extern void usb_disable_interface(struct usb_device *dev,
Alan Sternddeac4e2009-01-15 17:03:33 -0500[diff] [blame]21 struct usb_interface *intf, bool reset_hardware);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]22extern void usb_release_interface_cache(struct kref *ref);
Greg Kroah-Hartman84cca822008-01-30 15:21:33 -0800[diff] [blame]23extern void usb_disable_device(struct usb_device *dev, int skip_ep0);
24extern int usb_deauthorize_device(struct usb_device *);
25extern int usb_authorize_device(struct usb_device *);
Oliver Neukum7ceec1f2007-01-26 14:26:21 +0100[diff] [blame]26extern void usb_detect_quirks(struct usb_device *udev);
Alan Stern253e0572009-10-27 15:20:13 -0400[diff] [blame]27extern int usb_remove_device(struct usb_device *udev);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]28
29extern int usb_get_device_descriptor(struct usb_device *dev,
30 unsigned int size);
Alan Stern4f62efe2005-10-24 16:24:14 -0400[diff] [blame]31extern char *usb_cache_string(struct usb_device *udev, int index);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]32extern int usb_set_configuration(struct usb_device *dev, int configuration);
Greg Kroah-Hartmanb5ea0602007-08-02 22:44:27 -0600[diff] [blame]33extern int usb_choose_configuration(struct usb_device *udev);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]34
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]35extern void usb_kick_khubd(struct usb_device *dev);
Greg Kroah-Hartmanbb417022007-01-26 14:26:21 +0100[diff] [blame]36extern int usb_match_device(struct usb_device *dev,
37 const struct usb_device_id *id);
Alan Stern78d9a482008-06-23 16:00:40 -0400[diff] [blame]38extern void usb_forced_unbind_intf(struct usb_interface *intf);
39extern void usb_rebind_intf(struct usb_interface *intf);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]40
Alan Stern7cbe5dc2009-06-29 10:56:54 -0400[diff] [blame]41extern int usb_hub_claim_port(struct usb_device *hdev, unsigned port,
42 void *owner);
43extern int usb_hub_release_port(struct usb_device *hdev, unsigned port,
44 void *owner);
45extern void usb_hub_release_all_ports(struct usb_device *hdev, void *owner);
46extern bool usb_device_is_owned(struct usb_device *udev);
47
Greg KH6d5e8252005-04-18 17:39:24 -0700[diff] [blame]48extern int usb_hub_init(void);
49extern void usb_hub_cleanup(void);
50extern int usb_major_init(void);
51extern void usb_major_cleanup(void);
Greg KH6d5e8252005-04-18 17:39:24 -0700[diff] [blame]52
Alan Sternd388dab2006-07-01 22:14:24 -0400[diff] [blame]53#ifdef CONFIG_PM
54
Alan Sternf2189c42008-08-12 14:34:10 -0400[diff] [blame]55extern int usb_suspend(struct device *dev, pm_message_t msg);
Alan Stern65bfd292008-11-25 16:39:18 -0500[diff] [blame]56extern int usb_resume(struct device *dev, pm_message_t msg);
Alan Sternf2189c42008-08-12 14:34:10 -0400[diff] [blame]57
Alan Stern65bfd292008-11-25 16:39:18 -0500[diff] [blame]58extern int usb_port_suspend(struct usb_device *dev, pm_message_t msg);
59extern int usb_port_resume(struct usb_device *dev, pm_message_t msg);
Alan Sterne0318eb2006-09-26 14:50:20 -0400[diff] [blame]60
Alan Sternd388dab2006-07-01 22:14:24 -0400[diff] [blame]61#else
62
Alan Stern65bfd292008-11-25 16:39:18 -0500[diff] [blame]63static inline int usb_port_suspend(struct usb_device *udev, pm_message_t msg)
Alan Stern4956ecc2007-05-30 16:51:28 -0400[diff] [blame]64{
65 return 0;
66}
67
Alan Stern65bfd292008-11-25 16:39:18 -0500[diff] [blame]68static inline int usb_port_resume(struct usb_device *udev, pm_message_t msg)
Alan Stern4956ecc2007-05-30 16:51:28 -0400[diff] [blame]69{
70 return 0;
71}
72
Alan Sternd388dab2006-07-01 22:14:24 -0400[diff] [blame]73#endif
74
Alan Stern645daaa2006-08-30 15:47:02 -0400[diff] [blame]75#ifdef CONFIG_USB_SUSPEND
76
Alan Stern94fcda12006-11-20 11:38:46 -0500[diff] [blame]77extern void usb_autosuspend_device(struct usb_device *udev);
Alan Stern19c26232007-02-20 15:03:32 -0500[diff] [blame]78extern void usb_try_autosuspend_device(struct usb_device *udev);
Alan Stern94fcda12006-11-20 11:38:46 -0500[diff] [blame]79extern int usb_autoresume_device(struct usb_device *udev);
Alan Stern9bbdf1e2010-01-08 12:57:28 -0500[diff] [blame]80extern int usb_remote_wakeup(struct usb_device *dev);
Alan Stern645daaa2006-08-30 15:47:02 -0400[diff] [blame]81
82#else
83
Alan Stern19c26232007-02-20 15:03:32 -0500[diff] [blame]84#define usb_autosuspend_device(udev) do {} while (0)
85#define usb_try_autosuspend_device(udev) do {} while (0)
Alan Stern94fcda12006-11-20 11:38:46 -0500[diff] [blame]86static inline int usb_autoresume_device(struct usb_device *udev)
Alan Sterne0318eb2006-09-26 14:50:20 -0400[diff] [blame]87{
88 return 0;
89}
Alan Stern645daaa2006-08-30 15:47:02 -0400[diff] [blame]90
Alan Stern9bbdf1e2010-01-08 12:57:28 -0500[diff] [blame]91static inline int usb_remote_wakeup(struct usb_device *udev)
92{
93 return 0;
94}
95
Alan Stern645daaa2006-08-30 15:47:02 -0400[diff] [blame]96#endif
97
Alan Stern36e56a32006-07-01 22:08:06 -0400[diff] [blame]98extern struct bus_type usb_bus_type;
Kay Sievers9f8b17e2007-03-13 15:59:31 +0100[diff] [blame]99extern struct device_type usb_device_type;
100extern struct device_type usb_if_device_type;
Kay Sievers55129662009-05-04 19:48:32 +0200[diff] [blame]101extern struct device_type usb_ep_device_type;
Alan Stern8bb54ab2006-07-01 22:08:49 -0400[diff] [blame]102extern struct usb_device_driver usb_generic_driver;
103
Luiz Fernando N. Capitulino095bc332006-08-26 23:48:11 -0300[diff] [blame]104static inline int is_usb_device(const struct device *dev)
Alan Stern8bb54ab2006-07-01 22:08:49 -0400[diff] [blame]105{
Kay Sievers9f8b17e2007-03-13 15:59:31 +0100[diff] [blame]106 return dev->type == &usb_device_type;
Alan Stern8bb54ab2006-07-01 22:08:49 -0400[diff] [blame]107}
108
Kay Sievers55129662009-05-04 19:48:32 +0200[diff] [blame]109static inline int is_usb_interface(const struct device *dev)
110{
111 return dev->type == &usb_if_device_type;
112}
113
114static inline int is_usb_endpoint(const struct device *dev)
115{
116 return dev->type == &usb_ep_device_type;
117}
118
Alan Stern8bb54ab2006-07-01 22:08:49 -0400[diff] [blame]119/* Do the same for device drivers and interface drivers. */
120
121static inline int is_usb_device_driver(struct device_driver *drv)
122{
123 return container_of(drv, struct usbdrv_wrap, driver)->
124 for_devices;
125}
David Brownell5edbfb72005-09-22 22:45:26 -0700[diff] [blame]126
David Brownelldb690872005-09-13 19:56:33 -0700[diff] [blame]127
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]128/* for labeling diagnostics */
129extern const char *usbcore_name;
130
Alan Stern2e5f10e2008-04-30 15:37:19 -0400[diff] [blame]131/* sysfs stuff */
David Brownella4dbd672009-06-24 10:06:31 -0700[diff] [blame]132extern const struct attribute_group *usb_device_groups[];
133extern const struct attribute_group *usb_interface_groups[];
Alan Stern2e5f10e2008-04-30 15:37:19 -0400[diff] [blame]134
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]135/* usbfs stuff */
Alan Stern4a2a8a22006-07-01 22:05:01 -0400[diff] [blame]136extern struct mutex usbfs_mutex;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]137extern struct usb_driver usbfs_driver;
Luiz Fernando N. Capitulino066202d2006-08-05 20:37:11 -0300[diff] [blame]138extern const struct file_operations usbfs_devices_fops;
Kay Sievers9f8b17e2007-03-13 15:59:31 +0100[diff] [blame]139extern const struct file_operations usbdev_file_operations;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]140extern void usbfs_conn_disc_event(void);
141
Kay Sievers9f8b17e2007-03-13 15:59:31 +0100[diff] [blame]142extern int usb_devio_init(void);
143extern void usb_devio_cleanup(void);
Greg KH6d5e8252005-04-18 17:39:24 -0700[diff] [blame]144
Greg Kroah-Hartman3099e752005-06-20 21:15:16 -0700[diff] [blame]145/* internal notify stuff */
146extern void usb_notify_add_device(struct usb_device *udev);
147extern void usb_notify_remove_device(struct usb_device *udev);
148extern void usb_notify_add_bus(struct usb_bus *ubus);
149extern void usb_notify_remove_bus(struct usb_bus *ubus);
150