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gpio-charger: Add gpio_charger_resume

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Gpio charger should notify if the gpio state had changed
during suspend. This will send a CHANGED event each time
the system resumes, ensuring a plug/unplug of the charger
is not missed.

Signed-off-by: Benson Leung <bleung@chromium.org>
Acked-By: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Anton Vorontsov <cbouatmailru@gmail.com>
This commit is contained in:
Benson Leung 2011-04-06 16:55:20 -07:00 committed by Anton Vorontsov
parent b14a9ccc1d
commit f10513de2a
1 changed files with 15 additions and 0 deletions
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15
drivers/power/gpio-charger.c
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@ -161,12 +161,27 @@ static int __devexit gpio_charger_remove(struct platform_device *pdev)
return 0;
}
#ifdef CONFIG_PM_SLEEP
static int gpio_charger_resume(struct device *dev)
{
struct platform_device *pdev = to_platform_device(dev);
struct gpio_charger *gpio_charger = platform_get_drvdata(pdev);
power_supply_changed(&gpio_charger->charger);
return 0;
}
#endif
static SIMPLE_DEV_PM_OPS(gpio_charger_pm_ops, NULL, gpio_charger_resume);
static struct platform_driver gpio_charger_driver = {
.probe = gpio_charger_probe,
.remove = __devexit_p(gpio_charger_remove),
.driver = {
.name = "gpio-charger",
.owner = THIS_MODULE,
.pm = &gpio_charger_pm_ops,
},
};