From: David Brownell <david-b@pacbell.net>
To: linux-pm@lists.osdl.org
Cc: Andy Kennedy <akennedy@techmoninc.com>
Subject: Re: Ejecting/Powering off/ -> Turn off the device lamp.
Date: Mon, 22 May 2006 10:03:58 -0700 [thread overview]
Message-ID: <200605221003.59827.david-b@pacbell.net> (raw)
In-Reply-To: <4471E520.1090008@techmoninc.com>
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On Monday 22 May 2006 9:21 am, Andy Kennedy wrote:
> Is there a way to signal the device to stop the cycle and actually power
> off the LED?
You might be able to ask the device to suspend -- using the deprecated
/sys/devices/.../power/state files -- which in common cases means that
bus-powered devices won't be able to keep a LED powered.
But LEDs are highly device-specific, so there can be no general rules.
- Dave
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prev parent reply other threads:[~2006-05-22 17:03 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-05-22 16:21 Ejecting/Powering off/ -> Turn off the device lamp Andy Kennedy
2006-05-22 16:40 ` Alan Stern
2006-05-22 16:50 ` Andy Kennedy
2006-05-22 17:07 ` David Brownell
2006-05-22 17:03 ` David Brownell [this message]
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