[PATCH] drm/i915/mtl: Add workaround 14018778641

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WA 18018781329 is applicable now across all MTL
steppings.

Cc: Matt Roper <matthew.d.roper@xxxxxxxxx>
Signed-off-by: Tejas Upadhyay <tejas.upadhyay@xxxxxxxxx>
---
 drivers/gpu/drm/i915/gt/intel_workarounds.c | 20 +++++++++++++-------
 1 file changed, 13 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c
index 312eb8b5f949..c73d2b5410d8 100644
--- a/drivers/gpu/drm/i915/gt/intel_workarounds.c
+++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c
@@ -1695,17 +1695,22 @@ pvc_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal)
 static void
 xelpg_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal)
 {
-	if (IS_MTL_GRAPHICS_STEP(gt->i915, M, STEP_A0, STEP_B0) ||
-	    IS_MTL_GRAPHICS_STEP(gt->i915, P, STEP_A0, STEP_B0)) {
-		/* Wa_14014830051 */
-		wa_mcr_write_clr(wal, SARB_CHICKEN1, COMP_CKN_IN);
+	/* Wa_14018778641: MTL */
+	if (IS_METEORLAKE(gt->i915)) {
 
 		/* Wa_18018781329 */
 		wa_mcr_write_or(wal, RENDER_MOD_CTRL, FORCE_MISS_FTLB);
 		wa_mcr_write_or(wal, COMP_MOD_CTRL, FORCE_MISS_FTLB);
 
-		/* Wa_14015795083 */
-		wa_write_clr(wal, GEN7_MISCCPCTL, GEN12_DOP_CLOCK_GATE_RENDER_ENABLE);
+		if (IS_MTL_GRAPHICS_STEP(gt->i915, M, STEP_A0, STEP_B0) ||
+		    IS_MTL_GRAPHICS_STEP(gt->i915, P, STEP_A0, STEP_B0)) {
+			/* Wa_14014830051 */
+			wa_mcr_write_clr(wal, SARB_CHICKEN1, COMP_CKN_IN);
+
+			/* Wa_14015795083 */
+			wa_write_clr(wal, GEN7_MISCCPCTL,
+				     GEN12_DOP_CLOCK_GATE_RENDER_ENABLE);
+		}
 	}
 
 	/*
@@ -1718,7 +1723,8 @@ xelpg_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal)
 static void
 xelpmp_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal)
 {
-	if (IS_MTL_MEDIA_STEP(gt->i915, STEP_A0, STEP_B0)) {
+	/* Wa_14018778641: MTL */
+	if (IS_METEORLAKE(gt->i915)) {
 		/*
 		 * Wa_18018781329
 		 *
-- 
2.25.1




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