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From df0801d2cd6a7081700c79f437d1185cbe1960a7 Mon Sep 17 00:00:00 2001
From: Dmitry Baryshkov <dbaryshkov@gmail.com>
Date: Wed, 9 Jan 2008 02:08:18 +0300
Subject: [PATCH 28/64] Add suspend/resume/wakeup support for pda_power.
Now with device_init_wakeup.
Signed-off-by: Dmitry Baryshkov <dbaryshkov@gmail.com>
---
drivers/power/pda_power.c | 34 ++++++++++++++++++++++++++++++++++
1 files changed, 34 insertions(+), 0 deletions(-)
diff --git a/drivers/power/pda_power.c b/drivers/power/pda_power.c
index d98622f..28360e8 100644
--- a/drivers/power/pda_power.c
+++ b/drivers/power/pda_power.c
@@ -207,6 +207,8 @@ static int pda_power_probe(struct platform_device *pdev)
}
}
+ device_init_wakeup(&pdev->dev, 1);
+
return 0;
usb_irq_failed:
@@ -239,12 +241,44 @@ static int pda_power_remove(struct platform_device *pdev)
return 0;
}
+#ifdef CONFIG_PM
+static int pda_power_suspend(struct platform_device *pdev, pm_message_t state)
+{
+ if (device_may_wakeup(&pdev->dev)) {
+ if (ac_irq)
+ enable_irq_wake(ac_irq->start);
+ if (usb_irq)
+ enable_irq_wake(usb_irq->start);
+ }
+
+ return 0;
+}
+
+static int pda_power_resume(struct platform_device *pdev)
+{
+ if (device_may_wakeup(&pdev->dev)) {
+ if (usb_irq)
+ disable_irq_wake(usb_irq->start);
+ if (ac_irq)
+ disable_irq_wake(ac_irq->start);
+ }
+
+ return 0;
+}
+#else
+#define pda_power_suspend NULL
+#define pda_power_resume NULL
+#endif
+
+
static struct platform_driver pda_power_pdrv = {
.driver = {
.name = "pda-power",
},
.probe = pda_power_probe,
.remove = pda_power_remove,
+ .suspend = pda_power_suspend,
+ .resume = pda_power_resume,
};
static int __init pda_power_init(void)
--
1.5.3.8
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