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From: greg@kroah.com (Greg KH)
To: kernelnewbies@lists.kernelnewbies.org
Subject: USB keyboard can NOT wakeup from S3( suspend to RAM )
Date: Thu, 31 Aug 2017 09:16:15 +0200	[thread overview]
Message-ID: <20170831071615.GA21934@kroah.com> (raw)
In-Reply-To: <201708310638479525595@cpu-os.ac.cn>

On Thu, Aug 31, 2017 at 06:38:48AM +0800, jingyun at cpu-os.ac.cn wrote:
> Hi, Greg
> 
> Thanks for your time.
> First of all, if I do NOT hit the keyboard during the suspend.
> Then my keyboard CAN wake the system up from suspend.
> This has rule out that my system does NOT support USB wakeup. Right ?

I really do not know, sorry.  Given taht suspend to ram go so fast, how
do you know you are hitting the key "during" the suspend?  It's an
almost instantaneous process.

Check your bios settings about this, or, just don't touch the keyboard
until you really do want to wake it up :)

good luck!

greg k-h

  reply	other threads:[~2017-08-31  7:16 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-08-16 10:03 USB keyboard can NOT wakeup from S3( suspend to RAM ) jingyun at cpu-os.ac.cn
2017-08-30  6:09 ` Greg KH
2017-08-30  6:55   ` valdis.kletnieks at vt.edu
2017-08-30 22:38   ` jingyun at cpu-os.ac.cn
2017-08-31  7:16     ` Greg KH [this message]
2017-09-05  1:51       ` jingyun at cpu-os.ac.cn
2017-08-30  7:45 ` Andrey Skvortsov
2017-08-30 23:06   ` jingyun at cpu-os.ac.cn
2017-09-05  6:32     ` Martin Kepplinger
2017-09-05  2:20       ` jingyun at cpu-os.ac.cn

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