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authorJean Delvare <khali@linux-fr.org>2005-07-28 23:09:40 +0200
committerGreg Kroah-Hartman <gregkh@suse.de>2005-09-05 09:14:15 -0700
commitcdcb19219714c796ddef1202e952566c5f86354d (patch)
tree35569bf55128dbbeac19fc05db8ce2bb940fdb18 /include/linux/i2c.h
parente6cfb3ad7209e4f4dcdc14f5fc437db55667041f (diff)
[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.h10
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
*/