Messages in this thread | | | Date | Fri, 4 Jan 2008 12:48:32 +0100 | From | Pavel Machek <> | Subject | Re: [linux-pm][PATCH] base: Change power/wakeup output from "" to "unsupported" if wakeup feature isn't supported by a device |
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Hi!
> If a device can't support wakeup, its /sys/devices/.../power/wakeup output is > empty, this is confusing, a user doesn't know if it supports wakeup feature > unless he/she read the ralated source code, for this case, it is more > reasonable to output "unsupported". Otherwise, no matter what value the user > sets to /sys/devices/.../power/wakeup, the result is the same: Invalid argument, > so the user doesn't know why. > > This patch changes empty output to "unsupported" in order that a user knows > wakeup feature isn't supported by this device when he/she > 'cat /sys/devices/.../power/wakeup', please consider to apply, > thanks.
What about simply removing "wakuep" file if wakeup is not supported? Pavel
-- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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