linux-kernel - Re: [PATCH v2] toshiba_acpi: Make toshiba_eco_mode

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Date:	Mon, 9 Feb 2015 21:59:09 -0700
From:	Azael Avalos <coproscefalo@...il.com>
To:	Darren Hart <dvhart@...radead.org>
Cc:	"platform-driver-x86@...r.kernel.org" 
	<platform-driver-x86@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] toshiba_acpi: Make toshiba_eco_mode_available more robust

Hi Darren,

2015-02-09 21:22 GMT-07:00 Darren Hart <dvhart@...radead.org>:
> On Mon, Feb 09, 2015 at 08:55:02PM -0700, Azael Avalos wrote:
>> Some Toshiba laptops do not come with the ECO led installed, however,
>> the driver is registering support for it when it should not.
>>
>> This patch makes the toshiba_eco_mode_available function more robust
>> in detecting ECO led capabilities, not registering the led on laptops
>> that do not support it and registering the led when it really does.
>>
>> The ECO led function now returns 0x8e00 (Not Installed) by querying
>> with in[3] = 0, whenever theres no physical LED installed, and
>> returning 0x8300 (Input Data Error) when it is, however, there are
>> some BIOSes that have stub function calls not returning anything and
>> and the LED device was being registered too, hence the change of the
>> default return value from 1 to 0.
>>
>> Signed-off-by: Azael Avalos <coproscefalo@...il.com>
>
> Careful with whitespace errors caught by checkpatch. Fixed that and corrected a minor
> grammatical issue in the comment block - since I was late in reviewing ;-)

Apologies for that, between my bit of dyslexia (I tend to switch
numbers and letters)
and my bad English...

Good thing I'm not working at a bank or stock exchange ;-)

>
> Applied and queued, thanks.
>
> --
> Darren Hart
> Intel Open Source Technology Center

Cheers
Azael

-- 
-- El mundo apesta y vosotros apestais tambien --
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