[Intel-gfx] [PATCH] i915: avoid unused-but-set-variable warning

[Andi Shyti]

Hi Arnd,

On Thu, Jun 22, 2023 at 12:18:41PM +0200, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd at arndb.de>
> 
> The mchbar_addr variable is only used inside of an #ifdef:
> 
> drivers/gpu/drm/i915/soc/intel_gmch.c:41:6: error: variable 'mchbar_addr' set but not used [-Werror,-Wunused-but-set-variable]
> 
> Change this to an IS_ENABLED() check to let the compiler see how
> it's used and no longer warn about it.
> 
> Signed-off-by: Arnd Bergmann <arnd at arndb.de>

Reviewed-by: Andi Shyti <andi.shyti at linux.intel.com> 

Thanks,
Andi