[PATCH] drm/i915: Flush WC GGTT only on required platforms

[Nirmoy Das]

On 10/13/2023 12:35 PM, Andi Shyti wrote:
> Hi Nirmoy,
>
> On Fri, Oct 13, 2023 at 12:31:40PM +0200, Nirmoy Das wrote:
>> gen8_ggtt_invalidate() is only needed for limitted set of platforms
> /limitted/limited/

Added " autocmd FileType gitcommit setlocal spell" to my vim config. 
Wish I knew about it

before.


>
>> where GGTT is mapped as WC otherwise this can cause unwanted
>> side-effects on XE_HP platforms where GFX_FLSH_CNTL_GEN6 is not
>> valid.
>>
>> Fixes: d2eae8e98d59 ("drm/i915/dg2: Drop force_probe requirement")
>> Cc: Rodrigo Vivi <rodrigo.vivi at intel.com>
>> Cc: Tvrtko Ursulin <tvrtko.ursulin at linux.intel.com>
>> Cc: Joonas Lahtinen <joonas.lahtinen at linux.intel.com>
>> Cc: Jani Nikula <jani.nikula at linux.intel.com>
>> Cc: Jonathan Cavitt <jonathan.cavitt at intel.com>
>> Cc: John Harrison <john.c.harrison at intel.com>
>> Cc: Andi Shyti <andi.shyti at linux.intel.com>
>> Cc: <stable at vger.kernel.org> # v6.2+
>> Suggested-by: Matt Roper <matthew.d.roper at intel.com>
>> Signed-off-by: Nirmoy Das <nirmoy.das at intel.com>
> Acked-by: Andi Shyti <andi.shyti at linux.intel.com>

Thanks,

Nirmoy

>
> Andi