diff options
| author | Jean Delvare <khali@linux-fr.org> | 2005-07-28 23:09:40 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2005-09-05 09:14:15 -0700 |
| commit | cdcb19219714c796ddef1202e952566c5f86354d (patch) | |
| tree | 35569bf55128dbbeac19fc05db8ce2bb940fdb18 /include/linux/i2c.h | |
| parent | e6cfb3ad7209e4f4dcdc14f5fc437db55667041f (diff) | |
| download | lwn-cdcb19219714c796ddef1202e952566c5f86354d.tar.gz lwn-cdcb19219714c796ddef1202e952566c5f86354d.zip | |
[PATCH] I2C: inline i2c_adapter_id
We could inline i2c_adapter_id, as it is really, really short. Doing
so saves a few bytes both in i2c-core and in the drivers using this
function.
before after diff
drivers/hwmon/adm1026.ko 41344 41305 -39
drivers/hwmon/asb100.ko 27325 27246 -79
drivers/hwmon/gl518sm.ko 20824 20785 -39
drivers/hwmon/it87.ko 26419 26380 -39
drivers/hwmon/lm78.ko 21424 21385 -39
drivers/hwmon/lm85.ko 41034 40939 -95
drivers/hwmon/w83781d.ko 39561 39514 -47
drivers/hwmon/w83792d.ko 32979 32932 -47
drivers/i2c/i2c-core.ko 24708 24531 -177
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'include/linux/i2c.h')
| -rw-r--r-- | include/linux/i2c.h | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/include/linux/i2c.h b/include/linux/i2c.h index da4faa016b17..ad1c0fb164bc 100644 --- a/include/linux/i2c.h +++ b/include/linux/i2c.h @@ -364,10 +364,6 @@ extern int i2c_probe(struct i2c_adapter *adapter, */ extern int i2c_control(struct i2c_client *,unsigned int, unsigned long); -/* This call returns a unique low identifier for each registered adapter, - * or -1 if the adapter was not registered. - */ -extern int i2c_adapter_id(struct i2c_adapter *adap); extern struct i2c_adapter* i2c_get_adapter(int id); extern void i2c_put_adapter(struct i2c_adapter *adap); @@ -384,6 +380,12 @@ static inline int i2c_check_functionality(struct i2c_adapter *adap, u32 func) return (func & i2c_get_functionality(adap)) == func; } +/* Return id number for a specific adapter */ +static inline int i2c_adapter_id(struct i2c_adapter *adap) +{ + return adap->nr; +} + /* * I2C Message - used for pure i2c transaction, also from /dev interface */ |