On 11/16/2011 05:12 PM, Grant Likely wrote: > On Wed, Nov 16, 2011 at 2:13 AM, Lars-Peter Clausen <[email protected]> wrote: >> This patch introduces the module_i2c_driver macro which is a convenience >> macro >> for I2C driver modules similar to module_platform_driver. It is intended to >> be >> used by drivers which init/exit section does nothing but register/unregister >> the I2C driver. By using this macro it is possible to eliminate a few lines >> of >> boilerplate code per I2C driver. >> >> Signed-off-by: Lars-Peter Clausen <[email protected]> > > Acked-by: Grant Likely <[email protected]> Acked-by: Jonathan Cameron <[email protected]> > >> --- >> include/linux/i2c.h | 13 +++++++++++++ >> 1 files changed, 13 insertions(+), 0 deletions(-) >> >> diff --git a/include/linux/i2c.h b/include/linux/i2c.h >> index a81bf6d..7e92854 100644 >> --- a/include/linux/i2c.h >> +++ b/include/linux/i2c.h >> @@ -485,6 +485,19 @@ static inline int i2c_adapter_id(struct i2c_adapter >> *adap) >> { >> return adap->nr; >> } >> + >> +/** >> + * module_i2c_driver() - Helper macro for registering a I2C driver >> + * @__i2c_driver: i2c_driver struct >> + * >> + * Helper macro for I2C 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_i2c_driver(__i2c_driver) \ >> + module_driver(__i2c_driver, i2c_add_driver, \ >> + i2c_del_driver) >> + >> #endif /* I2C */ >> #endif /* __KERNEL__ */ >> >> -- >> 1.7.7.1 >> >> >> > > >
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