Re: [Resend] [PATCH] asus-laptop: add Lenovo SL LenovoCare LED support

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On Wed, Dec 9, 2009 at 7:53 AM, Ike Panhc <ike.pan@xxxxxxxxxxxxx> wrote:
> Corentin Chary wrote:
>> On Tue, Dec 8, 2009 at 4:41 PM, Matthew Garrett <mjg59@xxxxxxxxxxxxx> wrote:
>>> On Tue, Dec 08, 2009 at 03:37:09PM +0800, Ike Panhc wrote:
>>>
>>>>  ASUS_HANDLE(rled_set, ASUS_HOTK_PREFIX "RLED");      /* W1JC */
>>>>  ASUS_HANDLE(pled_set, ASUS_HOTK_PREFIX "PLED");      /* A7J */
>>>>  ASUS_HANDLE(gled_set, ASUS_HOTK_PREFIX "GLED");      /* G1, G2 (probably) */
>>> The driver is controlling the ATKD device, which has a HID of ATK0101.
>>> These devices are all underneath it...
>>>
>>>> +ASUS_HANDLE(lled_set, "\\_SB_.PCI0.SBRG.EC0_.HKEY.TVLS"); /* LenovoCare */
>>> And this one isn't, which is a bit jarring. Looking closer, it's under
>>> the LEN0014 device, which means that you're trying to touch a method
>>> that belongs to a device other than the one this driver is bound to.
>>> That's wrong. You want a separate ACPI driver for the LEN0014 device,
>>> and this should be called for there. Looking at it, you seem to get
>>> rfkill as well (the GWAN/SWAN, GBDC/SBDF and GUWB/SUWB methods) and
>>> maybe some other stuff.
>>>
>>> So this shouldn't go in asus-laptop. You'll need to add another separate
>>> driver for the SL-specific functionality.
>>
>> That means asus-laptop and sl-laptop will be both needed for a SL
>> laptop, but I don't think this is a problem.
>>
> I think your suggestion is that one acpi driver for one acpi device.
> It makes sense to me. I will build a new driver.
>
>

You should take a look at the new eeepc-laptop driver in
http://git.iksaif.net/?p=acpi4asus.git;a=summary
Alan Jenkins cleaned it a lot so it can be an example for new drivers :)

-- 
Corentin Chary
http://xf.iksaif.net
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