[PATCH] drm/i915/display/fbc: Do not apply WA 22014263786 to DG2

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This workaround brings some regressions to DG2 and if really necessary
for DG2 an alternative workaround will be implemented.

BSpec: 54077
Signed-off-by: José Roberto de Souza <jose.souza@xxxxxxxxx>
---
 drivers/gpu/drm/i915/display/intel_fbc.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_fbc.c b/drivers/gpu/drm/i915/display/intel_fbc.c
index bbdc34a23d548..8b807284cde1f 100644
--- a/drivers/gpu/drm/i915/display/intel_fbc.c
+++ b/drivers/gpu/drm/i915/display/intel_fbc.c
@@ -813,8 +813,8 @@ static void intel_fbc_program_cfb(struct intel_fbc *fbc)
 
 static void intel_fbc_program_workarounds(struct intel_fbc *fbc)
 {
-	/* Wa_22014263786:icl,jsl,tgl,dg1,rkl,adls,dg2,adlp */
-	if (DISPLAY_VER(fbc->i915) >= 11)
+	/* Wa_22014263786:icl,jsl,tgl,dg1,rkl,adls,adlp */
+	if (DISPLAY_VER(fbc->i915) >= 11 && !IS_DG2(fbc->i915))
 		intel_de_rmw(fbc->i915, ILK_DPFC_CHICKEN(fbc->id), 0,
 			     DPFC_CHICKEN_FORCE_SLB_INVALIDATION);
 }
-- 
2.36.1




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