From: John Belmonte <john@neggie.net>
To: Alex Williamson <alex.williamson@hp.com>
Cc: acpi-devel@lists.sourceforge.net,
linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: [ACPI] Re: [PATCH] filling in ACPI method access via sysfs namespace
Date: Sat, 10 Apr 2004 01:31:50 -0400 [thread overview]
Message-ID: <407786C6.7030706@neggie.net> (raw)
In-Reply-To: <1081566768.2562.8.camel@wilson.home.net>
Alex Williamson wrote:
> On Fri, 2004-04-09 at 19:52, John Belmonte wrote:
>
>>The limitation of this interface is that it's not able to call an ACPI
>>method with some arguments and get the return value, correct?
>
> Yes, that's unfortunately a limitation. Most of the standard
> interfaces either take no parameters or have no return value, so they
> fit nicely into this framework. I'm open to suggestions on how to work
> around this. We could make the store function save off the method
> parameters, then the show function would call the method with the saved
> parameters and return the results. Obviously there are some userspace
> ordering issues that could make this complicated, but it's easy to code
> on the kernel side. Other ideas? Thanks,
You may want to look at the acpi-devel thread "[rfc] generic testing
ACPI module", where this issue was discussed
(http://sourceforge.net/mailarchive/message.php?msg_id=7455349).
-John
--
http:// if ile.org/
next prev parent reply other threads:[~2004-04-10 5:31 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-04-08 19:49 [PATCH] filling in ACPI method access via sysfs namespace Alex Williamson
[not found] ` <1081453741.3398.77.camel-Wmjt7DDUnIVxnVILBQAtiA@public.gmane.org>
2004-04-09 22:21 ` Alex Williamson
[not found] ` <1081549317.2694.25.camel-Wmjt7DDUnIVxnVILBQAtiA@public.gmane.org>
2004-04-10 1:52 ` John Belmonte
2004-04-10 3:12 ` [ACPI] " Alex Williamson
2004-04-10 5:31 ` John Belmonte [this message]
[not found] ` <407786C6.7030706-wanGne27zNesTnJN9+BGXg@public.gmane.org>
2004-04-10 20:42 ` Alex Williamson
2004-04-11 3:20 ` [ACPI] " Alex Williamson
[not found] ` <1081653618.2562.52.camel-U2dVeZ/ykGCM0SS3m2neIg@public.gmane.org>
2004-04-11 22:29 ` Matthew Wilcox
2004-04-12 3:31 ` [ACPI] " Alex Williamson
[not found] ` <1081740686.1715.20.camel-/d9U08IjUQs=@public.gmane.org>
2004-04-19 15:45 ` Alex Williamson
[not found] ` <1081740686.1715.20.camel-/d9U08IjUQs@public.gmane.org>
2004-05-06 10:02 ` Pavel Machek
2004-04-10 5:32 ` [ACPI] " Alex Williamson
[not found] <fa.n5srcao.1k1orra@ifi.uio.no>
[not found] ` <fa.e0sva3e.u5k09i@ifi.uio.no>
2004-04-12 4:13 ` Andy Lutomirski
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