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pda_power: add suspend/resume support 

Add suspend/resume/wakeup support for pda_power.

Signed-off-by: Dmitry Baryshkov <dbaryshkov@gmail.com>
Signed-off-by: Anton Vorontsov <cbou@mail.ru>
This commit is contained in:
Dmitry Baryshkov 2008-01-13 02:35:43 +03:00 committed by Anton Vorontsov
parent c7cc930f9a
commit 8f8e9b387e
1 changed files with 33 additions and 0 deletions
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33
drivers/power/pda_power.c
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@ -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 +241,43 @@ 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 /* CONFIG_PM */
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)