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driver-core: Allow additional parameters for module_driver

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Allow module_driver take additional parameters which will be passed to the
register and unregister function calls. This allows it to be used in cases
where additional parameters are required (e.g. usb_serial_register_drivers).

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Lars-Peter Clausen 2012-02-25 11:25:58 +01:00 committed by Greg Kroah-Hartman
parent b086cf04fc
commit cd4946188a
1 changed files with 4 additions and 3 deletions
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7
include/linux/device.h
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@ -1007,19 +1007,20 @@ extern long sysfs_deprecated;
* @__driver: driver name
* @__register: register function for this driver type
* @__unregister: unregister function for this driver type
* @...: Additional arguments to be passed to __register and __unregister.
*
* Use this macro to construct bus specific macros for registering
* drivers, and do not use it on its own.
*/
#define module_driver(__driver, __register, __unregister) \
#define module_driver(__driver, __register, __unregister, ...) \
static int __init __driver##_init(void) \
{ \
return __register(&(__driver)); \
return __register(&(__driver) , ##__VA_ARGS__); \
} \
module_init(__driver##_init); \
static void __exit __driver##_exit(void) \
{ \
__unregister(&(__driver)); \
__unregister(&(__driver) , ##__VA_ARGS__); \
} \
module_exit(__driver##_exit);