From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756173Ab2AJKWY (ORCPT ); Tue, 10 Jan 2012 05:22:24 -0500 Received: from na3sys009aob106.obsmtp.com ([74.125.149.76]:57735 "HELO na3sys009aog106.obsmtp.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with SMTP id S1755833Ab2AJKWV (ORCPT ); Tue, 10 Jan 2012 05:22:21 -0500 From: Haojian Zhuang To: sameo@linux.intel.com, a.zummo@towertech.it, dmitry.torokhov@gmail.com, linux-kernel@vger.kernel.org, kliu5@marvell.com Subject: [PATCH 2/3] misc: max8925_onkey: add function to work as wakeup source Date: Tue, 10 Jan 2012 18:24:40 +0800 Message-Id: <1326191080-24524-1-git-send-email-haojian.zhuang@marvell.com> X-Mailer: git-send-email 1.7.0.4 In-Reply-To: <20120109002946.GJ13679@sortiz-mobl> References: <20120109002946.GJ13679@sortiz-mobl> X-OriginalArrivalTime: 10 Jan 2012 10:16:16.0099 (UTC) FILETIME=[E32C3330:01CCCF80] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Kevin Liu Signed-off-by: Kevin Liu --- drivers/input/misc/max8925_onkey.c | 32 ++++++++++++++++++++++++++++++++ 1 files changed, 32 insertions(+), 0 deletions(-) diff --git a/drivers/input/misc/max8925_onkey.c b/drivers/input/misc/max8925_onkey.c index 7de0ded..b0fe395 100644 --- a/drivers/input/misc/max8925_onkey.c +++ b/drivers/input/misc/max8925_onkey.c @@ -122,6 +122,7 @@ static int __devinit max8925_onkey_probe(struct platform_device *pdev) info->idev->evbit[0] = BIT_MASK(EV_KEY); info->idev->keybit[BIT_WORD(KEY_POWER)] = BIT_MASK(KEY_POWER); + device_init_wakeup(&pdev->dev, 1); error = input_register_device(info->idev); if (error) { @@ -158,10 +159,41 @@ static int __devexit max8925_onkey_remove(struct platform_device *pdev) return 0; } +#ifdef CONFIG_PM_SLEEP +static int max8925_onkey_suspend(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + struct max8925_onkey_info *info = platform_get_drvdata(pdev); + struct max8925_chip *chip = dev_get_drvdata(pdev->dev.parent); + + if (device_may_wakeup(dev)) { + chip->wakeup_flag |= 1 << (info->irq[0] - chip->irq_base); + chip->wakeup_flag |= 1 << (info->irq[1] - chip->irq_base); + } + return 0; +} + +static int max8925_onkey_resume(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + struct max8925_onkey_info *info = platform_get_drvdata(pdev); + struct max8925_chip *chip = dev_get_drvdata(pdev->dev.parent); + + if (device_may_wakeup(dev)) { + chip->wakeup_flag &= ~(1 << (info->irq[0] - chip->irq_base)); + chip->wakeup_flag &= ~(1 << (info->irq[1] - chip->irq_base)); + } + return 0; +} +#endif + +static SIMPLE_DEV_PM_OPS(max8925_onkey_pm_ops, max8925_onkey_suspend, max8925_onkey_resume); + static struct platform_driver max8925_onkey_driver = { .driver = { .name = "max8925-onkey", .owner = THIS_MODULE, + .pm = &max8925_onkey_pm_ops, }, .probe = max8925_onkey_probe, .remove = __devexit_p(max8925_onkey_remove), -- 1.7.0.4