summaryrefslogtreecommitdiff
path: root/drivers/input/misc/pcf8574_keypad.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/input/misc/pcf8574_keypad.c')
-rw-r--r--drivers/input/misc/pcf8574_keypad.c24
1 files changed, 6 insertions, 18 deletions
diff --git a/drivers/input/misc/pcf8574_keypad.c b/drivers/input/misc/pcf8574_keypad.c
index abc423165522..3632cb206e34 100644
--- a/drivers/input/misc/pcf8574_keypad.c
+++ b/drivers/input/misc/pcf8574_keypad.c
@@ -80,7 +80,7 @@ static irqreturn_t pcf8574_kp_irq_handler(int irq, void *dev_id)
return IRQ_HANDLED;
}
-static int pcf8574_kp_probe(struct i2c_client *client, const struct i2c_device_id *id)
+static int pcf8574_kp_probe(struct i2c_client *client)
{
int i, ret;
struct input_dev *idev;
@@ -157,7 +157,7 @@ static int pcf8574_kp_probe(struct i2c_client *client, const struct i2c_device_i
return ret;
}
-static int pcf8574_kp_remove(struct i2c_client *client)
+static void pcf8574_kp_remove(struct i2c_client *client)
{
struct kp_data *lp = i2c_get_clientdata(client);
@@ -165,11 +165,8 @@ static int pcf8574_kp_remove(struct i2c_client *client)
input_unregister_device(lp->idev);
kfree(lp);
-
- return 0;
}
-#ifdef CONFIG_PM
static int pcf8574_kp_resume(struct device *dev)
{
struct i2c_client *client = to_i2c_client(dev);
@@ -188,18 +185,11 @@ static int pcf8574_kp_suspend(struct device *dev)
return 0;
}
-static const struct dev_pm_ops pcf8574_kp_pm_ops = {
- .suspend = pcf8574_kp_suspend,
- .resume = pcf8574_kp_resume,
-};
-
-#else
-# define pcf8574_kp_resume NULL
-# define pcf8574_kp_suspend NULL
-#endif
+static DEFINE_SIMPLE_DEV_PM_OPS(pcf8574_kp_pm_ops,
+ pcf8574_kp_suspend, pcf8574_kp_resume);
static const struct i2c_device_id pcf8574_kp_id[] = {
- { DRV_NAME, 0 },
+ { DRV_NAME },
{ }
};
MODULE_DEVICE_TABLE(i2c, pcf8574_kp_id);
@@ -207,9 +197,7 @@ MODULE_DEVICE_TABLE(i2c, pcf8574_kp_id);
static struct i2c_driver pcf8574_kp_driver = {
.driver = {
.name = DRV_NAME,
-#ifdef CONFIG_PM
- .pm = &pcf8574_kp_pm_ops,
-#endif
+ .pm = pm_sleep_ptr(&pcf8574_kp_pm_ops),
},
.probe = pcf8574_kp_probe,
.remove = pcf8574_kp_remove,