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i2c: Change prototypes of refcounting functions

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Use more standard prototypes for i2c_use_client() and
i2c_release_client(). The former now returns a pointer to the client,
and the latter no longer returns anything. This matches what all other
subsystems do.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Cc: David Brownell <david-b@pacbell.net>
This commit is contained in:
Jean Delvare
2008-01-27 18:14:48 +01:00
committed by Jean Delvare
parent bdc511f438
commit e48d33193d
3 changed files with 26 additions and 27 deletions
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7
include/linux/i2c.h
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@@ -386,11 +386,8 @@ static inline int i2c_add_driver(struct i2c_driver *driver)
extern int i2c_attach_client(struct i2c_client *);
extern int i2c_detach_client(struct i2c_client *);
/* Should be used to make sure that client-struct is valid and that it
is okay to access the i2c-client.
returns -ENODEV if client has gone in the meantime */
extern int i2c_use_client(struct i2c_client *);
extern int i2c_release_client(struct i2c_client *);
extern struct i2c_client *i2c_use_client(struct i2c_client *client);
extern void i2c_release_client(struct i2c_client *client);
/* call the i2c_client->command() of all attached clients with
* the given arguments */