drivers/misc/apds9802als.c: put the device into runtime suspend after resume()/probe...
authorHong Liu <hong.liu@intel.com>
Tue, 22 Mar 2011 23:33:59 +0000 (16:33 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Wed, 23 Mar 2011 00:44:10 +0000 (17:44 -0700)
Put the device into runtime suspend after resume()/probe() is handled by
the PM core and the device core code.  No need to manually add them in
each single driver.  And correct the runtime state in remove().

Signed-off-by: Hong Liu <hong.liu@intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
drivers/misc/apds9802als.c

index 644d4cd071cc58eb2afc02d09b53bab2f5a3ff38..81db7811cf68ca349b6778ca5a8bff99db535f3e 100644 (file)
@@ -245,9 +245,8 @@ static int apds9802als_probe(struct i2c_client *client,
        als_set_default_config(client);
        mutex_init(&data->mutex);
 
+       pm_runtime_set_active(&client->dev);
        pm_runtime_enable(&client->dev);
-       pm_runtime_get(&client->dev);
-       pm_runtime_put(&client->dev);
 
        return res;
 als_error1:
@@ -255,12 +254,19 @@ als_error1:
        return res;
 }
 
-static int apds9802als_remove(struct i2c_client *client)
+static int __devexit apds9802als_remove(struct i2c_client *client)
 {
        struct als_data *data = i2c_get_clientdata(client);
 
+       pm_runtime_get_sync(&client->dev);
+
        als_set_power_state(client, false);
        sysfs_remove_group(&client->dev.kobj, &m_als_gr);
+
+       pm_runtime_disable(&client->dev);
+       pm_runtime_set_suspended(&client->dev);
+       pm_runtime_put_noidle(&client->dev);
+
        kfree(data);
        return 0;
 }
@@ -275,9 +281,6 @@ static int apds9802als_suspend(struct i2c_client *client, pm_message_t mesg)
 static int apds9802als_resume(struct i2c_client *client)
 {
        als_set_default_config(client);
-
-       pm_runtime_get(&client->dev);
-       pm_runtime_put(&client->dev);
        return 0;
 }
 
@@ -323,7 +326,7 @@ static struct i2c_driver apds9802als_driver = {
                .pm = APDS9802ALS_PM_OPS,
        },
        .probe = apds9802als_probe,
-       .remove = apds9802als_remove,
+       .remove = __devexit_p(apds9802als_remove),
        .suspend = apds9802als_suspend,
        .resume = apds9802als_resume,
        .id_table = apds9802als_id,