From: Kevin Liu <kliu5@xxxxxxxxxxx>
Signed-off-by: Kevin Liu <kliu5@xxxxxxxxxxx>
---
drivers/input/misc/max8925_onkey.c | 35 +++++++++++++++++++++++++++++++++++
1 files changed, 35 insertions(+), 0 deletions(-)
diff --git a/drivers/input/misc/max8925_onkey.c b/drivers/input/misc/max8925_onkey.c
index 7de0ded..ce07ae2 100644
--- a/drivers/input/misc/max8925_onkey.c
+++ b/drivers/input/misc/max8925_onkey.c
@@ -122,6 +122,7 @@ static int __devinit max8925_onkey_probe(struct platform_device *pdev)
info->idev->evbit[0] = BIT_MASK(EV_KEY);
info->idev->keybit[BIT_WORD(KEY_POWER)] = BIT_MASK(KEY_POWER);
+ device_init_wakeup(&pdev->dev, 1);
error = input_register_device(info->idev);
if (error) {
@@ -158,10 +159,44 @@ static int __devexit max8925_onkey_remove(struct platform_device *pdev)
return 0;
}
+#ifdef CONFIG_PM
+static int max8925_onkey_suspend(struct device *dev)
+{
+ struct platform_device *pdev = to_platform_device(dev);
+ struct max8925_chip *chip = dev_get_drvdata(pdev->dev.parent);
+
+ if (device_may_wakeup(dev)) {
+ chip->wakeup_flag |= 1 << (onkey_irq[0] - chip->irq_base);
+ chip->wakeup_flag |= 1 << (onkey_irq[1] - chip->irq_base);
+ }
+ return 0;
+}
+
+static int max8925_onkey_resume(struct device *dev)
+{
+ struct platform_device *pdev = to_platform_device(dev);
+ struct max8925_chip *chip = dev_get_drvdata(pdev->dev.parent);
+
+ if (device_may_wakeup(dev)) {
+ chip->wakeup_flag &= ~(1 << (onkey_irq[0] - chip->irq_base));
+ chip->wakeup_flag &= ~(1 << (onkey_irq[1] - chip->irq_base));
+ }
+ return 0;
+}
+
+static struct dev_pm_ops max8925_onkey_pm_ops = {
+ .suspend = max8925_onkey_suspend,
+ .resume = max8925_onkey_resume,
+}
+#endif
+
static struct platform_driver max8925_onkey_driver = {
.driver = {
.name = "max8925-onkey",
.owner = THIS_MODULE,
+#ifdef CONFIG_PM
+ .pm = &max8925_onkey_pm_ops,
+#endif
},
.probe = max8925_onkey_probe,
.remove = __devexit_p(max8925_onkey_remove),
--
1.7.0.4
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