diff options
| -rw-r--r-- | drivers/mmc/core/sdio_bus.c | 23 | ||||
| -rw-r--r-- | include/linux/mmc/sdio_func.h | 18 |
2 files changed, 41 insertions, 0 deletions
diff --git a/drivers/mmc/core/sdio_bus.c b/drivers/mmc/core/sdio_bus.c index 59c909e1c7c..fa488cea859 100644 --- a/drivers/mmc/core/sdio_bus.c +++ b/drivers/mmc/core/sdio_bus.c @@ -67,6 +67,29 @@ void sdio_unregister_bus(void) bus_unregister(&sdio_bus_type); } +/** + * sdio_register_driver - register a function driver + * @drv: SDIO function driver + */ +int sdio_register_driver(struct sdio_driver *drv) +{ + drv->drv.name = drv->name; + drv->drv.bus = &sdio_bus_type; + return driver_register(&drv->drv); +} +EXPORT_SYMBOL_GPL(sdio_register_driver); + +/** + * sdio_unregister_driver - unregister a function driver + * @drv: SDIO function driver + */ +void sdio_unregister_driver(struct sdio_driver *drv) +{ + drv->drv.bus = &sdio_bus_type; + driver_unregister(&drv->drv); +} +EXPORT_SYMBOL_GPL(sdio_unregister_driver); + static void sdio_release_func(struct device *dev) { struct sdio_func *func = dev_to_sdio_func(dev); diff --git a/include/linux/mmc/sdio_func.h b/include/linux/mmc/sdio_func.h index 50c78db420e..13a1a9ca4b6 100644 --- a/include/linux/mmc/sdio_func.h +++ b/include/linux/mmc/sdio_func.h @@ -31,5 +31,23 @@ struct sdio_func { #define sdio_func_id(f) ((f)->dev.bus_id) +#define sdio_get_drvdata(f) dev_get_drvdata(&(f)->dev) +#define sdio_set_drvdata(f,d) dev_set_drvdata(&(f)->dev, d) + +/* + * SDIO function device driver + */ +struct sdio_driver { + char *name; + + int (*probe)(struct sdio_func *); + void (*remove)(struct sdio_func *); + + struct device_driver drv; +}; + +extern int sdio_register_driver(struct sdio_driver *); +extern void sdio_unregister_driver(struct sdio_driver *); + #endif |