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authorBenson Leung <bleung@chromium.org>2011-04-06 16:55:20 -0700
committerAnton Vorontsov <cbouatmailru@gmail.com>2011-04-20 17:48:48 +0400
commitf10513de2a6036742b55e23278f0322f2e5c3772 (patch)
treeb6dbabbc55df2715e02871fc83a2c4bd742564e2 /drivers/power
parentb14a9ccc1ddddfbc76b7cae06d02db4adf0ae1db (diff)
gpio-charger: Add gpio_charger_resume
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>
Diffstat (limited to 'drivers/power')
-rw-r--r--drivers/power/gpio-charger.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/power/gpio-charger.c b/drivers/power/gpio-charger.c
index 25b88ac1d44..718f2c53782 100644
--- a/drivers/power/gpio-charger.c
+++ b/drivers/power/gpio-charger.c
@@ -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,
},
};