[PATCH] drm/i915/gt: Limit the reserved VM space to only the platforms that need it

[Andi Shyti]

Hi,

On Wed, Mar 27, 2024 at 09:05:46PM +0100, Andi Shyti wrote:
> Commit 9bb66c179f50 ("drm/i915: Reserve some kernel space per
> vm") reduces the available VM space of one page in order to apply
> Wa_16018031267 and Wa_16018063123.
> 
> This page was reserved indiscrimitely in all platforms even when
> not needed. Limit it to DG2 onwards.
> 
> Fixes: 9bb66c179f50 ("drm/i915: Reserve some kernel space per vm")
> Signed-off-by: Andi Shyti <andi.shyti at linux.intel.com>
> Cc: Andrzej Hajda <andrzej.hajda at intel.com>
> Cc: Chris Wilson <chris.p.wilson at linux.intel.com>
> Cc: Jonathan Cavitt <jonathan.cavitt at intel.com>
> Cc: Nirmoy Das <nirmoy.das at intel.com>

I forgot to add stable here:

Cc: <stable at vger.kernel.org> # v6.8+

Sorry about that!

Andi