linux-kernel - Re: [PATCH]: drivers/platform/x86/Kconfig

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Date:	Sun, 06 Dec 2009 09:59:53 -0800
From:	Randy Dunlap <randy.dunlap@...cle.com>
To:	Patrick Ringl <patrick_@...enet.de>
CC:	linux-kernel@...r.kernel.org, alan@...hat.com
Subject: Re: [PATCH]: drivers/platform/x86/Kconfig - fix inconsistency

Patrick Ringl wrote:
> Hi,
> 
> I just discovered an inconsistency in a Kconfig file. DELL_WMI as well
> as HP_WMI should not depend on ACPI_WMI but select it, as all the other
> WMI-related,  platform-specific device drivers like TC1100_WMI or
> ACER_WMI do.
> 
> This -as of right now- prevents the selection of the two initially
> mentioned drivers unless one, by chance, enables ACPI_WMI and then goes
> back.

Then you'll also need to add
	depends on ACPI
to both of those drivers.  Without this addition,
these drivers could enable ACPI_WMI even when ACPI
is not enabled.


> Signed-off-by: Patrick Ringl <patrick_@...enet.de>
> 
> --- linux-2.6.32-o/drivers/platform/x86/Kconfig    2009-12-03
> 04:51:21.000000000 +0100
> +++ linux-2.6.32/drivers/platform/x86/Kconfig    2009-12-06
> 02:32:47.000000000 +0100
> @@ -86,8 +86,8 @@
> 
> config DELL_WMI
>     tristate "Dell WMI extras"
> -    depends on ACPI_WMI
>     depends on INPUT
> +    select ACPI_WMI
>     ---help---
>       Say Y here if you want to support WMI-based hotkeys on Dell laptops.
> 
> @@ -133,9 +133,9 @@
> 
> config HP_WMI
>     tristate "HP WMI extras"
> -    depends on ACPI_WMI
>     depends on INPUT
>     depends on RFKILL || RFKILL = n
> +    select ACPI_WMI
>     help
>      Say Y here if you want to support WMI-based hotkeys on HP laptops and
>      to read data from WMI such as docking or ambient light sensor state.
> ---



-- 
~Randy
--
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