diff options
Diffstat (limited to 'drivers/i2c/i2c-core-base.c')
| -rw-r--r-- | drivers/i2c/i2c-core-base.c | 32 |
1 files changed, 0 insertions, 32 deletions
diff --git a/drivers/i2c/i2c-core-base.c b/drivers/i2c/i2c-core-base.c index 6a5183cffdfc..b594cb81cdce 100644 --- a/drivers/i2c/i2c-core-base.c +++ b/drivers/i2c/i2c-core-base.c @@ -1743,38 +1743,6 @@ EXPORT_SYMBOL(i2c_del_driver); /* ------------------------------------------------------------------------- */ -/** - * i2c_use_client - increments the reference count of the i2c client structure - * @client: the client being referenced - * - * Each live reference to a client should be refcounted. The driver model does - * that automatically as part of driver binding, so that most drivers don't - * need to do this explicitly: they hold a reference until they're unbound - * from the device. - * - * A pointer to the client with the incremented reference counter is returned. - */ -struct i2c_client *i2c_use_client(struct i2c_client *client) -{ - if (client && get_device(&client->dev)) - return client; - return NULL; -} -EXPORT_SYMBOL(i2c_use_client); - -/** - * i2c_release_client - release a use of the i2c client structure - * @client: the client being no longer referenced - * - * Must be called when a user of a client is finished with it. - */ -void i2c_release_client(struct i2c_client *client) -{ - if (client) - put_device(&client->dev); -} -EXPORT_SYMBOL(i2c_release_client); - struct i2c_cmd_arg { unsigned cmd; void *arg; |