From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757616Ab1DCCNj (ORCPT ); Sat, 2 Apr 2011 22:13:39 -0400 Received: from mail-iw0-f174.google.com ([209.85.214.174]:54913 "EHLO mail-iw0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753610Ab1DCCNi (ORCPT ); Sat, 2 Apr 2011 22:13:38 -0400 From: Benson Leung To: lars@metafoo.de, cbouatmailru@gmail.com Cc: rklein@nvidia.com, linux-kernel@vger.kernel.org, Benson Leung Subject: [PATCH v2] gpio-charger: Add gpio_charger_resume Date: Sat, 2 Apr 2011 19:13:12 -0700 Message-Id: <1301796792-28806-1-git-send-email-bleung@chromium.org> X-Mailer: git-send-email 1.7.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 -- Version history : v2 : Changed to use dev_pm_ops v1 : Initial --- drivers/power/gpio-charger.c | 20 ++++++++++++++++++++ 1 files changed, 20 insertions(+), 0 deletions(-) diff --git a/drivers/power/gpio-charger.c b/drivers/power/gpio-charger.c index 25b88ac..df29059 100644 --- a/drivers/power/gpio-charger.c +++ b/drivers/power/gpio-charger.c @@ -161,12 +161,32 @@ static int __devexit gpio_charger_remove(struct platform_device *pdev) return 0; } +#if defined(CONFIG_PM) +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; +} + +static const struct dev_pm_ops gpio_charger_pm_ops = { + .resume = gpio_charger_resume, +}; +#endif + + static struct platform_driver gpio_charger_driver = { .probe = gpio_charger_probe, .remove = __devexit_p(gpio_charger_remove), .driver = { .name = "gpio-charger", .owner = THIS_MODULE, +#if defined(CONFIG_PM) + .pm = &gpio_charger_pm_ops, +#endif }, }; -- 1.7.1