linux-kernel - Re: [PATCH] asus_atk0110: add support for Asus P7P55D

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Message-ID: <68676e00910011205t506604e5y5a0a04fec0821dc0@mail.gmail.com>
Date:	Thu, 1 Oct 2009 21:05:36 +0200
From:	Luca Tettamanti <kronos.it@...il.com>
To:	Thomas Backlund <tmb@...driva.org>
Cc:	Robert Hancock <hancockrwd@...il.com>,
	Jean Delvare <khali@...ux-fr.org>,
	"lm-sensors@...sensors.org" <lm-sensors@...sensors.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"astarikovskiy@...e.de" <astarikovskiy@...e.de>
Subject: Re: [PATCH] asus_atk0110: add support for Asus P7P55D

On Thu, Oct 1, 2009 at 6:21 PM, Thomas Backlund <tmb@...driva.org> wrote:
> Luca Tettamanti wrote:
>>
>> On Thu, Oct 01, 2009 at 08:40:59AM -0600, Robert Hancock wrote:
>>>
>>> On Thu, Oct 1, 2009 at 12:50 AM, Jean Delvare <khali@...ux-fr.org> wrote:
>>>>
>>>> On Wed, 30 Sep 2009 17:38:21 -0600, Robert Hancock wrote:
>>>>>
>>>>> On Tue, Sep 29, 2009 at 8:49 AM, Thomas Backlund <tmb@...driva.org>
>>>>> wrote:
>>>>>>
>>>>>> Try this one:
>>>>>> http://marc.info/?l=linux-kernel&m=125421276407283&w=2
>>>>>
>>>>> With that patch it's lasted almost a day with no timeouts, previously
>>>>> I was getting about one every hour. Has that patch been submitted?
>>>>
>>>> Do you mean you're still getting timeouts but they are less frequent,
>>>> or you did not get any timeout at all so far?
>>>
>>> So far no timeout at all (after about 36 hours).
>>
>> Good. I have a new patch for you then :P
>>
>> This version checks whether the EC is already enabled or not before
>> touching it
>> and also restore the state when the module is unloaded.
>> You should check that the driver keeps working when is unloaded and
>> reloaded.
>>
>
> I tried your latest patch on a P7P55D Deluxe and get this:
>>
>> [   10.419119] ACPI Error: Field [PR11] at 64 exceeds Buffer [NULL] size
>> 32 (bits) (20090903/dsopcode-596)
>> [   10.419125] ACPI Error (psparse-0537): Method parse/execution failed
>> [\_SB_.PCI0.SBRG.ASOC.GITM] (Node ffff88023f8147a0), AE_AML_BUFFER_LIMIT
>> [   10.419157] ATK0110 ATK0110:00: GITM[0x11060004] ACPI exception:
>> AE_AML_BUFFER_LIMIT
>> [   10.419158] ATK0110 ATK0110:00: Unable to query EC status
>> [   10.419161] ATK0110: probe of ATK0110:00 failed with error -5

I see. GITM probably expects the same buffer structure as SITM, though
in older models the upper bits were never used (hence I never noticed
the problem). Working on a patch.

L
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