Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753524AbYGUMUE (ORCPT ); Mon, 21 Jul 2008 08:20:04 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750847AbYGUMTy (ORCPT ); Mon, 21 Jul 2008 08:19:54 -0400 Received: from mail.hevs.ch ([153.109.23.10]:33034 "EHLO mail.hevs.ch" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750698AbYGUMTy (ORCPT ); Mon, 21 Jul 2008 08:19:54 -0400 X-Greylist: delayed 1195 seconds by postgrey-1.27 at vger.kernel.org; Mon, 21 Jul 2008 08:19:54 EDT From: Marc Pignat Organization: HEVs To: a.zummo@towertech.it Subject: [PATCH] rtc: DS1374 wakup support Date: Mon, 21 Jul 2008 13:59:50 +0200 User-Agent: KMail/1.9.9 Cc: rtc-linux@googlegroups.com, linux-kernel@vger.kernel.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200807211359.51592.marc.pignat@hevs.ch> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2153 Lines: 86 Wakeup support implementation. Signed-off-by: Marc Pignat --- Hi all! patch agaist 2.6.26, tested on custom ARM board. Best Regards Marc diff --git a/drivers/rtc/rtc-ds1374.c b/drivers/rtc/rtc-ds1374.c index 640acd2..0527dec 100644 --- a/drivers/rtc/rtc-ds1374.c +++ b/drivers/rtc/rtc-ds1374.c @@ -388,6 +388,7 @@ static int ds1374_probe(struct i2c_client *client, dev_err(&client->dev, "unable to request IRQ\n"); goto out_free; } + device_init_wakeup(&client->dev, 1); } ds1374->rtc = rtc_device_register(client->name, &client->dev, @@ -401,8 +402,10 @@ static int ds1374_probe(struct i2c_client *client, return 0; out_irq: - if (client->irq >= 0) + if (client->irq >= 0) { + device_init_wakeup(&client->dev, 0); free_irq(client->irq, client); + } out_free: i2c_set_clientdata(client, NULL); @@ -419,6 +422,7 @@ static int __devexit ds1374_remove(struct i2c_client *client) ds1374->exiting = 1; mutex_unlock(&ds1374->mutex); + device_init_wakeup(&client->dev, 0); free_irq(client->irq, client); flush_scheduled_work(); } @@ -429,12 +433,33 @@ static int __devexit ds1374_remove(struct i2c_client *client) return 0; } +#ifdef CONFIG_PM +static int ds1374_suspend(struct i2c_client *client, pm_message_t state) +{ + if (client->irq >= 0 && device_may_wakeup(&client->dev)) + enable_irq_wake(client->irq); + return 0; +} + +static int ds1374_resume(struct i2c_client *client) +{ + if (client->irq >= 0 && device_may_wakeup(&client->dev)) + disable_irq_wake(client->irq); + return 0; +} +#else +#define ds1374_suspend NULL +#define ds1374_resume NULL +#endif + static struct i2c_driver ds1374_driver = { .driver = { .name = "rtc-ds1374", .owner = THIS_MODULE, }, .probe = ds1374_probe, + .suspend = ds1374_suspend, + .resume = ds1374_resume, .remove = __devexit_p(ds1374_remove), .id_table = ds1374_id, }; -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/