1#include <linux/pm.h> 2 3/* Functions local to drivers/usb/core/ */ 4 5extern int usb_create_sysfs_dev_files(struct usb_device *dev); 6extern void usb_remove_sysfs_dev_files(struct usb_device *dev); 7extern void usb_create_sysfs_intf_files(struct usb_interface *intf); 8extern void usb_remove_sysfs_intf_files(struct usb_interface *intf); 9extern int usb_create_ep_devs(struct device *parent, 10 struct usb_host_endpoint *endpoint, 11 struct usb_device *udev); 12extern void usb_remove_ep_devs(struct usb_host_endpoint *endpoint); 13 14extern void usb_enable_endpoint(struct usb_device *dev, 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); 18extern void usb_disable_endpoint(struct usb_device *dev, unsigned int epaddr, 19 bool reset_hardware); 20extern void usb_disable_interface(struct usb_device *dev, 21 struct usb_interface *intf, bool reset_hardware); 22extern void usb_release_interface_cache(struct kref *ref); 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 *); 26extern void usb_detect_quirks(struct usb_device *udev); 27extern int usb_remove_device(struct usb_device *udev); 28 29extern int usb_get_device_descriptor(struct usb_device *dev, 30 unsigned int size); 31extern int usb_get_bos_descriptor(struct usb_device *dev); 32extern void usb_release_bos_descriptor(struct usb_device *dev); 33extern char *usb_cache_string(struct usb_device *udev, int index); 34extern int usb_set_configuration(struct usb_device *dev, int configuration); 35extern int usb_choose_configuration(struct usb_device *udev); 36 37extern void usb_kick_khubd(struct usb_device *dev); 38extern int usb_match_device(struct usb_device *dev, 39 const struct usb_device_id *id); 40extern void usb_forced_unbind_intf(struct usb_interface *intf); 41extern void usb_rebind_intf(struct usb_interface *intf); 42 43extern int usb_hub_claim_port(struct usb_device *hdev, unsigned port, 44 void *owner); 45extern int usb_hub_release_port(struct usb_device *hdev, unsigned port, 46 void *owner); 47extern void usb_hub_release_all_ports(struct usb_device *hdev, void *owner); 48extern bool usb_device_is_owned(struct usb_device *udev); 49 50extern int usb_hub_init(void); 51extern void usb_hub_cleanup(void); 52extern int usb_major_init(void); 53extern void usb_major_cleanup(void); 54 55#ifdef CONFIG_PM 56 57extern int usb_suspend(struct device *dev, pm_message_t msg); 58extern int usb_resume(struct device *dev, pm_message_t msg); 59extern int usb_resume_complete(struct device *dev); 60 61extern int usb_port_suspend(struct usb_device *dev, pm_message_t msg); 62extern int usb_port_resume(struct usb_device *dev, pm_message_t msg); 63 64#else 65 66static inline int usb_port_suspend(struct usb_device *udev, pm_message_t msg) 67{ 68 return 0; 69} 70 71static inline int usb_port_resume(struct usb_device *udev, pm_message_t msg) 72{ 73 return 0; 74} 75 76#endif 77 78#ifdef CONFIG_USB_SUSPEND 79 80extern void usb_autosuspend_device(struct usb_device *udev); 81extern int usb_autoresume_device(struct usb_device *udev); 82extern int usb_remote_wakeup(struct usb_device *dev); 83extern int usb_runtime_suspend(struct device *dev); 84extern int usb_runtime_resume(struct device *dev); 85extern int usb_runtime_idle(struct device *dev); 86extern int usb_set_usb2_hardware_lpm(struct usb_device *udev, int enable); 87 88#else 89 90#define usb_autosuspend_device(udev) do {} while (0) 91static inline int usb_autoresume_device(struct usb_device *udev) 92{ 93 return 0; 94} 95 96static inline int usb_remote_wakeup(struct usb_device *udev) 97{ 98 return 0; 99} 100 101static inline int usb_set_usb2_hardware_lpm(struct usb_device *udev, int enable) 102{ 103 return 0; 104} 105#endif 106 107extern struct bus_type usb_bus_type; 108extern struct device_type usb_device_type; 109extern struct device_type usb_if_device_type; 110extern struct device_type usb_ep_device_type; 111extern struct usb_device_driver usb_generic_driver; 112 113static inline int is_usb_device(const struct device *dev) 114{ 115 return dev->type == &usb_device_type; 116} 117 118static inline int is_usb_interface(const struct device *dev) 119{ 120 return dev->type == &usb_if_device_type; 121} 122 123static inline int is_usb_endpoint(const struct device *dev) 124{ 125 return dev->type == &usb_ep_device_type; 126} 127 128/* Do the same for device drivers and interface drivers. */ 129 130static inline int is_usb_device_driver(struct device_driver *drv) 131{ 132 return container_of(drv, struct usbdrv_wrap, driver)-> 133 for_devices; 134} 135 136/* for labeling diagnostics */ 137extern const char *usbcore_name; 138 139/* sysfs stuff */ 140extern const struct attribute_group *usb_device_groups[]; 141extern const struct attribute_group *usb_interface_groups[]; 142 143/* usbfs stuff */ 144extern struct mutex usbfs_mutex; 145extern struct usb_driver usbfs_driver; 146extern const struct file_operations usbfs_devices_fops; 147extern const struct file_operations usbdev_file_operations; 148extern void usbfs_conn_disc_event(void); 149 150extern int usb_devio_init(void); 151extern void usb_devio_cleanup(void); 152 153/* internal notify stuff */ 154extern void usb_notify_add_device(struct usb_device *udev); 155extern void usb_notify_remove_device(struct usb_device *udev); 156extern void usb_notify_add_bus(struct usb_bus *ubus); 157extern void usb_notify_remove_bus(struct usb_bus *ubus); 158 159