Messages in this thread Patch in this message | | | From | Benson Leung <> | Subject | [PATCH v3] gpio-charger: Add gpio_charger_resume | Date | Wed, 6 Apr 2011 16:55:20 -0700 |
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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>
-- Version history : v3 : Use SIMPLE_DEV_PM_OPS v2 : Changed to use dev_ms_ops v1 : Initial --- drivers/power/gpio-charger.c | 15 +++++++++++++++ 1 files changed, 15 insertions(+), 0 deletions(-)
diff --git a/drivers/power/gpio-charger.c b/drivers/power/gpio-charger.c index 25b88ac..718f2c5 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, }, }; -- 1.7.1
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