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i2c: Kill client_register and client_unregister methods

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These methods were useful in the legacy binding model but no longer in
the new (standard) binding model. There are no users left so we can
drop them.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Cc: David Brownell <dbrownell@users.sourceforge.net>
This commit is contained in:
Jean Delvare 2009-06-19 16:58:17 +02:00
parent 0732f87761
commit 352da9820e
3 changed files with 2 additions and 35 deletions
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3
Documentation/feature-removal-schedule.txt
View File

@ -368,8 +368,7 @@ Who: Krzysztof Piotr Oledzki <ole@ans.pl>
---------------------------
What: i2c_attach_client(), i2c_detach_client(), i2c_driver->detach_client(),
i2c_adapter->client_register(), i2c_adapter->client_unregister
What: i2c_attach_client(), i2c_detach_client(), i2c_driver->detach_client()
When: 2.6.30
Check: i2c_attach_client i2c_detach_client
Why: Deprecated by the new (standard) device driver binding model. Use

30
drivers/i2c/i2c-core.c
View File

@ -308,14 +308,6 @@ void i2c_unregister_device(struct i2c_client *client)
return;
}
if (adapter->client_unregister) {
if (adapter->client_unregister(client)) {
dev_warn(&client->dev,
"client_unregister [%s] failed\n",
client->name);
}
}
mutex_lock(&adapter->clist_lock);
list_del(&client->list);
mutex_unlock(&adapter->clist_lock);
@ -855,14 +847,6 @@ int i2c_attach_client(struct i2c_client *client)
dev_dbg(&adapter->dev, "client [%s] registered with bus id %s\n",
client->name, dev_name(&client->dev));
if (adapter->client_register) {
if (adapter->client_register(client)) {
dev_dbg(&adapter->dev, "client_register "
"failed for client [%s] at 0x%02x\n",
client->name, client->addr);
}
}
return 0;
out_err:
@ -875,17 +859,6 @@ EXPORT_SYMBOL(i2c_attach_client);
int i2c_detach_client(struct i2c_client *client)
{
struct i2c_adapter *adapter = client->adapter;
int res = 0;
if (adapter->client_unregister) {
res = adapter->client_unregister(client);
if (res) {
dev_err(&client->dev,
"client_unregister [%s] failed, "
"client not detached\n", client->name);
goto out;
}
}
mutex_lock(&adapter->clist_lock);
list_del(&client->list);
@ -895,8 +868,7 @@ int i2c_detach_client(struct i2c_client *client)
device_unregister(&client->dev);
wait_for_completion(&client->released);
out:
return res;
return 0;
}
EXPORT_SYMBOL(i2c_detach_client);

4
include/linux/i2c.h
View File

@ -352,10 +352,6 @@ struct i2c_adapter {
const struct i2c_algorithm *algo; /* the algorithm to access the bus */
void *algo_data;
/* --- administration stuff. */
int (*client_register)(struct i2c_client *) __deprecated;
int (*client_unregister)(struct i2c_client *) __deprecated;
/* data fields that are valid for all devices */
u8 level; /* nesting level for lockdep */
struct mutex bus_lock;