Messages in this thread | ![/](/images/icornerl.gif) | | Subject | Re: [RFC][PATCH 7/7] PM: Asynchronous suspend and resume of i8042 | From | Zhang Rui <> | Date | Tue, 18 Aug 2009 15:03:30 +0800 |
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On Mon, 2009-08-17 at 08:21 +0800, Rafael J. Wysocki wrote: > Set async_suspend for i8042. > it's the psmouse reset that takes the 0.4 seconds during suspend. so we should call device_enable_async_suspend for the psmouse serio device in psmouse-base.c
Or invoking device_enable_async_suspend for every serio device in serio.c, as the keyboard also takes about 0.2s to suspend.
thanks, rui > --- > drivers/input/serio/i8042.c | 2 ++ > 1 file changed, 2 insertions(+) > > Index: linux-2.6/drivers/input/serio/i8042.c > =================================================================== > --- linux-2.6.orig/drivers/input/serio/i8042.c > +++ linux-2.6/drivers/input/serio/i8042.c > @@ -1289,6 +1289,8 @@ static int __init i8042_init(void) > if (err) > goto err_free_device; > > + device_enable_async_suspend(&i8042_platform_device->dev, true); > + > panic_blink = i8042_panic_blink; > > return 0;
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