1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright(c) 2015-17 Intel Corporation. */
4 #ifndef __SOUNDWIRE_TYPES_H
5 #define __SOUNDWIRE_TYPES_H
7 extern struct bus_type sdw_bus_type;
9 #define drv_to_sdw_driver(_drv) container_of(_drv, struct sdw_driver, driver)
11 #define sdw_register_driver(drv) \
12 __sdw_register_driver(drv, THIS_MODULE)
14 int __sdw_register_driver(struct sdw_driver *drv, struct module *owner);
15 void sdw_unregister_driver(struct sdw_driver *drv);
17 int sdw_slave_modalias(const struct sdw_slave *slave, char *buf, size_t size);
20 * module_sdw_driver() - Helper macro for registering a Soundwire driver
21 * @__sdw_driver: soundwire slave driver struct
23 * Helper macro for Soundwire drivers which do not do anything special in
24 * module init/exit. This eliminates a lot of boilerplate. Each module may only
25 * use this macro once, and calling it replaces module_init() and module_exit()
27 #define module_sdw_driver(__sdw_driver) \
28 module_driver(__sdw_driver, sdw_register_driver, \
29 sdw_unregister_driver)
30 #endif /* __SOUNDWIRE_TYPES_H */