[Buildroot] [PATCH 04/33] igh-ethercat: disable drivers build with kernel 3.6

[Thomas Petazzoni <thomas.petazzoni@free-electrons.com>]

Dear Samuel Martin,

On Thu, 22 Nov 2012 01:17:54 +0100, Samuel Martin wrote:
> Since hardware specific support is available for some given kernel
> releases (mostly for kernel <=3.2), then disable them if kernel 3.6 is
> enable. However, this still allows the generic driver build.
> 
> Signed-off-by: Samuel Martin <s.martin49@gmail.com>
> ---
>  package/igh-ethercat/Config.in | 7 ++++++-
>  1 file changed, 6 insertions(+), 1 deletion(-)
> 
> diff --git a/package/igh-ethercat/Config.in b/package/igh-ethercat/Config.in
> index 890bb12..4a0fd75 100644
> --- a/package/igh-ethercat/Config.in
> +++ b/package/igh-ethercat/Config.in
> @@ -6,7 +6,12 @@ config BR2_PACKAGE_IGH_ETHERCAT
>  
>  	  http://www.etherlab.org/en/ethercat/index.php
>  
> -if BR2_PACKAGE_IGH_ETHERCAT
> +if BR2_PACKAGE_IGH_ETHERCAT && !BR2_LINUX_KERNEL_3_6
> +
> +comment "The following drivers are only available for some"
> +comment "releases of the kernel (mostly 2.6.x)."
> +comment "Further details about the kernel/hardware support at:"
> +comment "http://www.etherlab.org/en/ethercat/hardware.php"

I'm sorry but I don't quite understand neither the commit log nor the
comment here. Could you explain a bit more? Is this fixing any sort of
build problem?

Also !BR2_LINUX_KERNEL_3_6 works only if the user isn't using a custom
Git tree or something like that.

Thomas
-- 
Thomas Petazzoni, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
http://free-electrons.com