| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* Copyright(c) 2015-17 Intel Corporation. */ |
| |
| #ifndef __SOUNDWIRE_TYPES_H |
| #define __SOUNDWIRE_TYPES_H |
| |
| extern struct bus_type sdw_bus_type; |
| extern struct device_type sdw_slave_type; |
| extern struct device_type sdw_master_type; |
| |
| static inline int is_sdw_slave(const struct device *dev) |
| { |
| return dev->type == &sdw_slave_type; |
| } |
| |
| #define drv_to_sdw_driver(_drv) container_of(_drv, struct sdw_driver, driver) |
| |
| #define sdw_register_driver(drv) \ |
| __sdw_register_driver(drv, THIS_MODULE) |
| |
| int __sdw_register_driver(struct sdw_driver *drv, struct module *owner); |
| void sdw_unregister_driver(struct sdw_driver *drv); |
| |
| int sdw_slave_uevent(struct device *dev, struct kobj_uevent_env *env); |
| |
| /** |
| * module_sdw_driver() - Helper macro for registering a Soundwire driver |
| * @__sdw_driver: soundwire slave driver struct |
| * |
| * Helper macro for Soundwire 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_sdw_driver(__sdw_driver) \ |
| module_driver(__sdw_driver, sdw_register_driver, \ |
| sdw_unregister_driver) |
| #endif /* __SOUNDWIRE_TYPES_H */ |
