Commit adab30d7 authored by Kevin Liu's avatar Kevin Liu Committed by Dmitry Torokhov

Input: max8925_onkey - allow to be used as a wakeup source

Implement suspend and resume methods to set up devices as wakeup source.
Signed-off-by: default avatarKevin Liu <kliu5@marvell.com>
Signed-off-by: default avatarDmitry Torokhov <dtor@mail.ru>
parent fa3e44f3
...@@ -122,6 +122,7 @@ static int __devinit max8925_onkey_probe(struct platform_device *pdev) ...@@ -122,6 +122,7 @@ static int __devinit max8925_onkey_probe(struct platform_device *pdev)
info->idev->evbit[0] = BIT_MASK(EV_KEY); info->idev->evbit[0] = BIT_MASK(EV_KEY);
info->idev->keybit[BIT_WORD(KEY_POWER)] = BIT_MASK(KEY_POWER); info->idev->keybit[BIT_WORD(KEY_POWER)] = BIT_MASK(KEY_POWER);
device_init_wakeup(&pdev->dev, 1);
error = input_register_device(info->idev); error = input_register_device(info->idev);
if (error) { if (error) {
...@@ -158,10 +159,43 @@ static int __devexit max8925_onkey_remove(struct platform_device *pdev) ...@@ -158,10 +159,43 @@ static int __devexit max8925_onkey_remove(struct platform_device *pdev)
return 0; return 0;
} }
#ifdef CONFIG_PM_SLEEP
static int max8925_onkey_suspend(struct device *dev)
{
struct platform_device *pdev = to_platform_device(dev);
struct max8925_onkey_info *info = platform_get_drvdata(pdev);
struct max8925_chip *chip = dev_get_drvdata(pdev->dev.parent);
if (device_may_wakeup(dev)) {
chip->wakeup_flag |= 1 << (info->irq[0] - chip->irq_base);
chip->wakeup_flag |= 1 << (info->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_onkey_info *info = platform_get_drvdata(pdev);
struct max8925_chip *chip = dev_get_drvdata(pdev->dev.parent);
if (device_may_wakeup(dev)) {
chip->wakeup_flag &= ~(1 << (info->irq[0] - chip->irq_base));
chip->wakeup_flag &= ~(1 << (info->irq[1] - chip->irq_base));
}
return 0;
}
#endif
static SIMPLE_DEV_PM_OPS(max8925_onkey_pm_ops, max8925_onkey_suspend, max8925_onkey_resume);
static struct platform_driver max8925_onkey_driver = { static struct platform_driver max8925_onkey_driver = {
.driver = { .driver = {
.name = "max8925-onkey", .name = "max8925-onkey",
.owner = THIS_MODULE, .owner = THIS_MODULE,
.pm = &max8925_onkey_pm_ops,
}, },
.probe = max8925_onkey_probe, .probe = max8925_onkey_probe,
.remove = __devexit_p(max8925_onkey_remove), .remove = __devexit_p(max8925_onkey_remove),
......
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