[Intel-gfx] [PATCH CI 5/6] drm/i915: Limit Wa_22010178259 to affected platforms

José Roberto de Souza jose.souza at intel.com
Tue Jul 13 00:38:53 UTC 2021


This workaround is not needed for platforms with display 13.

Cc: Gwan-gyeong Mun <gwan-gyeong.mun at intel.com>
Reviewed-by: Matt Roper <matthew.d.roper at intel.com>
Signed-off-by: José Roberto de Souza <jose.souza at intel.com>
---
 drivers/gpu/drm/i915/display/intel_display_power.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_display_power.c b/drivers/gpu/drm/i915/display/intel_display_power.c
index 285380079aab2..6fc766da66054 100644
--- a/drivers/gpu/drm/i915/display/intel_display_power.c
+++ b/drivers/gpu/drm/i915/display/intel_display_power.c
@@ -5822,10 +5822,11 @@ static void tgl_bw_buddy_init(struct drm_i915_private *dev_priv)
 			intel_de_write(dev_priv, BW_BUDDY_PAGE_MASK(i),
 				       table[config].page_mask);
 
-			/* Wa_22010178259:tgl,rkl */
-			intel_de_rmw(dev_priv, BW_BUDDY_CTL(i),
-				     BW_BUDDY_TLB_REQ_TIMER_MASK,
-				     BW_BUDDY_TLB_REQ_TIMER(0x8));
+			/* Wa_22010178259:tgl,dg1,rkl,adl-s */
+			if (DISPLAY_VER(dev_priv) == 12)
+				intel_de_rmw(dev_priv, BW_BUDDY_CTL(i),
+					     BW_BUDDY_TLB_REQ_TIMER_MASK,
+					     BW_BUDDY_TLB_REQ_TIMER(0x8));
 		}
 	}
 }
-- 
2.32.0



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