On Tuesday 18 August 2009, Rafael J. Wysocki wrote:> On Tuesday 18 August 2009, Zhang Rui wrote:> > 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.> > Yes we can do that. I'll test that later today. The appended patch appears to work on my test box. Thanks,Rafael ---Set async_suspend for serio input devices. --- drivers/input/serio/serio.c | 1 + 1 file changed, 1 insertion(+) Index: linux-2.6/drivers/input/serio/serio.c===================================================================--- linux-2.6.orig/drivers/input/serio/serio.c+++ linux-2.6/drivers/input/serio/serio.c@@ -576,6 +576,7 @@ static void serio_add_port(struct serio printk(KERN_ERR "serio: sysfs_create_group() failed for %s (%s), error: %d\n", serio->phys, serio->name, error);+ device_enable_async_suspend(&serio->dev, true); } } _______________________________________________linux-pm mailing listlinux-pm@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx://lists.linux-foundation.org/mailman/listinfo/linux-pm
