Commit 0f3b4838 authored by Jean Delvare's avatar Jean Delvare Committed by Jean Delvare
Browse files

i2c-algo-bit: Add i2c_bit_add_numbered_bus 



Add i2c_bit_add_numbered_bus(), which is equivalent to i2c_bit_add_bus
except that it calls i2c_add_numbered_adapter() at the end instead of
i2c_add_adapter().

Signed-off-by: default avatarJean Delvare <khali@linux-fr.org>
parent c0564606

drivers/i2c/algos/i2c-algo-bit.c

+24 −1
Original line number Diff line number Diff line
@@ -540,7 +540,7 @@ static const struct i2c_algorithm i2c_bit_algo = { 
/* 

 * registering functions to load algorithms at runtime 

 */

int i2c_bit_add_bus(struct i2c_adapter *adap)

static int i2c_bit_prepare_bus(struct i2c_adapter *adap)

{

	struct i2c_algo_bit_data *bit_adap = adap->algo_data;
@@ -558,10 +558,33 @@ int i2c_bit_add_bus(struct i2c_adapter *adap) 
	adap->timeout = 100;	/* default values, should	*/

	adap->retries = 3;	/* be replaced by defines	*/



	return 0;

}



int i2c_bit_add_bus(struct i2c_adapter *adap)

{

	int err;



	err = i2c_bit_prepare_bus(adap);

	if (err)

		return err;



	return i2c_add_adapter(adap);

}

EXPORT_SYMBOL(i2c_bit_add_bus);



int i2c_bit_add_numbered_bus(struct i2c_adapter *adap)

{

	int err;



	err = i2c_bit_prepare_bus(adap);

	if (err)

		return err;



	return i2c_add_numbered_adapter(adap);

}

EXPORT_SYMBOL(i2c_bit_add_numbered_bus);



MODULE_AUTHOR("Simon G. Vogl <simon@tk.uni-linz.ac.at>");

MODULE_DESCRIPTION("I2C-Bus bit-banging algorithm");

MODULE_LICENSE("GPL");

include/linux/i2c-algo-bit.h

+1 −0
Original line number Diff line number Diff line
@@ -44,5 +44,6 @@ struct i2c_algo_bit_data { 
};



int i2c_bit_add_bus(struct i2c_adapter *);

int i2c_bit_add_numbered_bus(struct i2c_adapter *);



#endif /* _LINUX_I2C_ALGO_BIT_H */

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