diff options
Diffstat (limited to 'include/linux/platform_device.h')
| -rw-r--r-- | include/linux/platform_device.h | 43 |
1 files changed, 33 insertions, 10 deletions
diff --git a/include/linux/platform_device.h b/include/linux/platform_device.h index a9ded9a3c17..9abf1db6aea 100644 --- a/include/linux/platform_device.h +++ b/include/linux/platform_device.h @@ -20,12 +20,12 @@ struct mfd_cell; struct platform_device { - const char * name; + const char *name; int id; bool id_auto; struct device dev; u32 num_resources; - struct resource * resource; + struct resource *resource; const struct platform_device_id *id_entry; @@ -47,9 +47,12 @@ extern struct bus_type platform_bus_type; extern struct device platform_bus; extern void arch_setup_pdev_archdata(struct platform_device *); -extern struct resource *platform_get_resource(struct platform_device *, unsigned int, unsigned int); +extern struct resource *platform_get_resource(struct platform_device *, + unsigned int, unsigned int); extern int platform_get_irq(struct platform_device *, unsigned int); -extern struct resource *platform_get_resource_byname(struct platform_device *, unsigned int, const char *); +extern struct resource *platform_get_resource_byname(struct platform_device *, + unsigned int, + const char *); extern int platform_get_irq_byname(struct platform_device *, const char *); extern int platform_add_devices(struct platform_device **, int); @@ -161,7 +164,8 @@ extern struct platform_device *platform_device_alloc(const char *name, int id); extern int platform_device_add_resources(struct platform_device *pdev, const struct resource *res, unsigned int num); -extern int platform_device_add_data(struct platform_device *pdev, const void *data, size_t size); +extern int platform_device_add_data(struct platform_device *pdev, + const void *data, size_t size); extern int platform_device_add(struct platform_device *pdev); extern void platform_device_del(struct platform_device *pdev); extern void platform_device_put(struct platform_device *pdev); @@ -190,7 +194,8 @@ static inline void *platform_get_drvdata(const struct platform_device *pdev) return dev_get_drvdata(&pdev->dev); } -static inline void platform_set_drvdata(struct platform_device *pdev, void *data) +static inline void platform_set_drvdata(struct platform_device *pdev, + void *data) { dev_set_drvdata(&pdev->dev, data); } @@ -204,10 +209,28 @@ static inline void platform_set_drvdata(struct platform_device *pdev, void *data module_driver(__platform_driver, platform_driver_register, \ platform_driver_unregister) -extern struct platform_device *platform_create_bundle(struct platform_driver *driver, - int (*probe)(struct platform_device *), - struct resource *res, unsigned int n_res, - const void *data, size_t size); +/* module_platform_driver_probe() - Helper macro for drivers that don't 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_platform_driver_probe(__platform_driver, __platform_probe) \ +static int __init __platform_driver##_init(void) \ +{ \ + return platform_driver_probe(&(__platform_driver), \ + __platform_probe); \ +} \ +module_init(__platform_driver##_init); \ +static void __exit __platform_driver##_exit(void) \ +{ \ + platform_driver_unregister(&(__platform_driver)); \ +} \ +module_exit(__platform_driver##_exit); + +extern struct platform_device *platform_create_bundle( + struct platform_driver *driver, int (*probe)(struct platform_device *), + struct resource *res, unsigned int n_res, + const void *data, size_t size); /* early platform driver interface */ struct early_platform_driver { |