diff options
| author | Dmitry Baryshkov <dbaryshkov@gmail.com> | 2008-01-13 02:35:43 +0300 |
|---|---|---|
| committer | Anton Vorontsov <cbouatmailru@gmail.com> | 2008-02-02 02:43:00 +0300 |
| commit | 8f8e9b387e07cbb96f10936cc455229d7aff4790 (patch) | |
| tree | 5daf38a1242967c64c2c627f0a2b4c984cc5fbb9 /drivers/power/pda_power.c | |
| parent | c7cc930f9a5c26385a08cd7dc28cb5e3ed186d72 (diff) | |
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>
Diffstat (limited to 'drivers/power/pda_power.c')
| -rw-r--r-- | drivers/power/pda_power.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/drivers/power/pda_power.c b/drivers/power/pda_power.c index d98622f9f31d..35dc25973f33 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 +241,43 @@ 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) |