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path: root/drivers/input/power.c
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Diffstat (limited to 'drivers/input/power.c')
-rw-r--r--drivers/input/power.c46
1 files changed, 30 insertions, 16 deletions
diff --git a/drivers/input/power.c b/drivers/input/power.c
index ee82464a2fa..e28d264b9e0 100644
--- a/drivers/input/power.c
+++ b/drivers/input/power.c
@@ -41,14 +41,14 @@ static struct input_handler power_handler;
* Power management can't be done in a interrupt context. So we have to
* use keventd.
*/
-static int suspend_button_pushed = 0;
-static void suspend_button_task_handler(void *data)
+static int suspend_button_pushed;
+static void suspend_button_task_handler(struct work_struct *work)
{
udelay(200); /* debounce */
suspend_button_pushed = 0;
}
-static DECLARE_WORK(suspend_button_task, suspend_button_task_handler, NULL);
+static DECLARE_WORK(suspend_button_task, suspend_button_task_handler);
static void power_event(struct input_handle *handle, unsigned int type,
unsigned int code, int down)
@@ -63,9 +63,9 @@ static void power_event(struct input_handle *handle, unsigned int type,
printk("Powering down entire device\n");
if (!suspend_button_pushed) {
- suspend_button_pushed = 1;
- schedule_work(&suspend_button_task);
- }
+ suspend_button_pushed = 1;
+ schedule_work(&suspend_button_task);
+ }
break;
case KEY_POWER:
/* Hum power down the machine. */
@@ -84,7 +84,7 @@ static void power_event(struct input_handle *handle, unsigned int type,
dev->state = PM_RESUME;
else
dev->state = PM_SUSPEND;
- pm_send(dev->pm_dev, dev->state, dev);
+ /* pm_send(dev->pm_dev, dev->state, dev); */
break;
case KEY_POWER:
/* Turn the input device off completely ? */
@@ -96,27 +96,41 @@ static void power_event(struct input_handle *handle, unsigned int type,
return;
}
-static struct input_handle *power_connect(struct input_handler *handler,
- struct input_dev *dev,
- const struct input_device_id *id)
+static int power_connect(struct input_handler *handler, struct input_dev *dev,
+ const struct input_device_id *id)
{
struct input_handle *handle;
+ int error;
- if (!(handle = kzalloc(sizeof(struct input_handle), GFP_KERNEL)))
- return NULL;
+ handle = kzalloc(sizeof(struct input_handle), GFP_KERNEL);
+ if (!handle)
+ return -ENOMEM;
handle->dev = dev;
handle->handler = handler;
+ handle->name = "power";
- input_open_device(handle);
+ error = input_register_handle(handle);
+ if (error)
+ goto err_free_handle;
- printk(KERN_INFO "power.c: Adding power management to input layer\n");
- return handle;
+ error = input_open_device(handle);
+ if (error)
+ goto err_unregister_handle;
+
+ return 0;
+
+ err_unregister_handle:
+ input_unregister_handle(handle);
+ err_free_handle:
+ kfree(handle);
+ return error;
}
static void power_disconnect(struct input_handle *handle)
{
input_close_device(handle);
+ input_unregister_handle(handle);
kfree(handle);
}
@@ -135,7 +149,7 @@ static const struct input_device_id power_ids[] = {
.flags = INPUT_DEVICE_ID_MATCH_EVBIT,
.evbit = { BIT(EV_PWR) },
},
- { }, /* Terminating entry */
+ { }, /* Terminating entry */
};
MODULE_DEVICE_TABLE(input, power_ids);