From: Matthew Garrett <mjg59@srcf.ucam.org>
To: aaron lwe <aaron.lwe@gmail.com>
Cc: linux-acpi@vger.kernel.org
Subject: Re: any way to evaluate a device's _PS0 method when its power state is at D0?
Date: Thu, 19 May 2011 16:14:00 +0100 [thread overview]
Message-ID: <20110519151400.GA16348@srcf.ucam.org> (raw)
In-Reply-To: <BANLkTimmDa55sgFgQbnD6sdNnvt8U+OXUQ@mail.gmail.com>
On Thu, May 19, 2011 at 11:05:24PM +0800, aaron lwe wrote:
> Since this device's state is set to D0 in acpi_bus_init_power without
> evaluating _PS0 control method, and I need HASD to be set to 1 for
> _PS0 to be evaluated effectively when I put the device back to D0 from
> D3, I'll need to evaluate _PS0 when this device's power state is at
> D0.
Ok, so that sounds like we need to call _PS0 on initial device setup.
It'd be better to do that than to try to figure out a way for oyu to
call it later.
--
Matthew Garrett | mjg59@srcf.ucam.org
next prev parent reply other threads:[~2011-05-19 15:14 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-19 10:06 any way to evaluate a device's _PS0 method when its power state is at D0? aaron lwe
2011-05-19 12:42 ` Matthew Garrett
2011-05-19 15:05 ` aaron lwe
2011-05-19 15:14 ` Matthew Garrett [this message]
2011-05-19 15:28 ` aaron lwe
2011-05-19 15:45 ` Matthew Garrett
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