Messages in this thread Patch in this message | | | From | Benson Leung <> | Subject | [PATCH] gpio-charger: Add gpio_charger_resume | Date | Sat, 2 Apr 2011 16:16:24 -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> --- drivers/power/gpio-charger.c | 17 +++++++++++++++++ 1 files changed, 17 insertions(+), 0 deletions(-)
diff --git a/drivers/power/gpio-charger.c b/drivers/power/gpio-charger.c index 25b88ac..e83c892 100644 --- a/drivers/power/gpio-charger.c +++ b/drivers/power/gpio-charger.c @@ -161,9 +161,26 @@ static int __devexit gpio_charger_remove(struct platform_device *pdev) return 0; } +#if defined CONFIG_PM +static int gpio_charger_resume(struct platform_device *pdev) +{ + struct gpio_charger *gpio_charger = platform_get_drvdata(pdev); + + power_supply_changed(&gpio_charger->charger); + + return 0; +} +#else +#define gpio_charger_resume NULL +#endif +#define gpio_charger_suspend NULL + + static struct platform_driver gpio_charger_driver = { .probe = gpio_charger_probe, .remove = __devexit_p(gpio_charger_remove), + .suspend = gpio_charger_suspend, + .resume = gpio_charger_resume, .driver = { .name = "gpio-charger", .owner = THIS_MODULE, -- 1.7.1
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