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authorJean Delvare <khali@linux-fr.org>2008-10-22 20:21:31 +0200
committerJean Delvare <khali@linux-fr.org>2008-10-22 20:21:31 +0200
commit7d1d8999b4bec0ba09f935e648a688bb25596d06 (patch)
tree31bdfc0e4d33e3311298c0f563bdfa58ff1a437c
parentd955cafb5c288aee4d71fc8759943e3f6cc9331d (diff)
i2c: Constify i2c_get_clientdata's parameter
i2c_get_clientdata doesn't change the i2c_client it is passed as a parameter, so it can be constified. Same for i2c_get_adapdata. Signed-off-by: Jean Delvare <khali@linux-fr.org>
-rw-r--r--Documentation/i2c/writing-clients2
-rw-r--r--include/linux/device.h2
-rw-r--r--include/linux/i2c.h4
3 files changed, 4 insertions, 4 deletions
diff --git a/Documentation/i2c/writing-clients b/Documentation/i2c/writing-clients
index d73ee117a8c..3b01350c149 100644
--- a/Documentation/i2c/writing-clients
+++ b/Documentation/i2c/writing-clients
@@ -83,7 +83,7 @@ be very useful.
void i2c_set_clientdata(struct i2c_client *client, void *data);
/* retrieve the value */
- void *i2c_get_clientdata(struct i2c_client *client);
+ void *i2c_get_clientdata(const struct i2c_client *client);
An example structure is below.
diff --git a/include/linux/device.h b/include/linux/device.h
index 987f5912720..1a3686d15f9 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -450,7 +450,7 @@ static inline void set_dev_node(struct device *dev, int node)
}
#endif
-static inline void *dev_get_drvdata(struct device *dev)
+static inline void *dev_get_drvdata(const struct device *dev)
{
return dev->driver_data;
}
diff --git a/include/linux/i2c.h b/include/linux/i2c.h
index 4ac8ec3c792..a411f0b70e8 100644
--- a/include/linux/i2c.h
+++ b/include/linux/i2c.h
@@ -224,7 +224,7 @@ static inline struct i2c_client *kobj_to_i2c_client(struct kobject *kobj)
return to_i2c_client(dev);
}
-static inline void *i2c_get_clientdata (struct i2c_client *dev)
+static inline void *i2c_get_clientdata(const struct i2c_client *dev)
{
return dev_get_drvdata (&dev->dev);
}
@@ -369,7 +369,7 @@ struct i2c_adapter {
};
#define to_i2c_adapter(d) container_of(d, struct i2c_adapter, dev)
-static inline void *i2c_get_adapdata (struct i2c_adapter *dev)
+static inline void *i2c_get_adapdata(const struct i2c_adapter *dev)
{
return dev_get_drvdata (&dev->dev);
}