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soundwire: add module_sdw_driver helper macro

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This Helper macro is 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()

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Srinivas Kandagatla 2019-06-11 11:40:41 +01:00 committed by Vinod Koul
parent be1038846b
commit 2aeac95d1a
1 changed files with 11 additions and 0 deletions
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11
include/linux/soundwire/sdw_type.h
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@ -16,4 +16,15 @@ void sdw_unregister_driver(struct sdw_driver *drv);
int sdw_slave_modalias(const struct sdw_slave *slave, char *buf, size_t size);
/**
* 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 */