From df3d0beb8cc053b074746538199d331bd330bb1e Mon Sep 17 00:00:00 2001
From: Matt Atwood <matthew.s.atwood@intel.com>
Date: Tue, 16 Nov 2021 09:48:18 -0800
Subject: drm/i915/dg2: extend Wa_1409120013 to DG2
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Git-commit: 487970e8bb776c989013bb59d6cbb22e45b9afc6
Patch-mainline: v5.17-rc1
References: jsc#PED-1166 jsc#PED-1168 jsc#PED-1170 jsc#PED-1218 jsc#PED-1220 jsc#PED-1222 jsc#PED-1223 jsc#PED-1225
Extend existing workaround 1409120013 to DG2.
Cc: José Roberto de Souza <jose.souza@intel.com>
Signed-off-by: Matt Atwood <matthew.s.atwood@intel.com>
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Reviewed-by: Clint Taylor <Clinton.A.Taylor@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20211116174818.2128062-6-matthew.d.roper@intel.com
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
drivers/gpu/drm/i915/intel_pm.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 7ccd63d4a56f..408fe891a2af 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -7452,9 +7452,9 @@ static void icl_init_clock_gating(struct drm_i915_private *dev_priv)
static void gen12lp_init_clock_gating(struct drm_i915_private *dev_priv)
{
- /* Wa_1409120013:tgl,rkl,adl-s,dg1 */
+ /* Wa_1409120013:tgl,rkl,adl-s,dg1,dg2 */
if (IS_TIGERLAKE(dev_priv) || IS_ROCKETLAKE(dev_priv) ||
- IS_ALDERLAKE_S(dev_priv) || IS_DG1(dev_priv))
+ IS_ALDERLAKE_S(dev_priv) || IS_DG1(dev_priv) || IS_DG2(dev_priv))
intel_uncore_write(&dev_priv->uncore, ILK_DPFC_CHICKEN,
DPFC_CHICKEN_COMP_DUMMY_PIXEL);
--
2.38.1