compat.h

/*
 * Backported definitions to support building with older kernels
 */
#ifndef __COMPAT_H
#define __COMPAT_H

#ifndef HID_CP_CONSUMER_CONTROL
#define HID_CP_CONSUMER_CONTROL 0x000c0001
#endif

#ifndef HID_GD_SYSTEM_CONTROL
#define HID_GD_SYSTEM_CONTROL   0x00010080
#endif

#ifndef module_hid_driver
/**
 * module_hid_driver() - Helper macro for registering a HID driver
 * @__hid_driver: hid_driver struct
 *
 * Helper macro for HID drivers which do not do anything special in module
 * init/exit. This eliminates a lot of boilerplate. Each module may only
 * use this macro once, and calling it replaces module_init() and module_exit()
 */
#define module_hid_driver(__hid_driver) \
	module_driver(__hid_driver, hid_register_driver, \
		      hid_unregister_driver)
#endif

#endif