Re: [PATCH] drm/i915/gen11: Moving WAs to icl_gt_workarounds_init()

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Hi Harrison,
This patch will fix guc enabling error which is tested on local setup, please make your comments.

Thanks,
Raviteja 

-----Original Message-----
From: Talla, RavitejaX Goud <ravitejax.goud.talla@xxxxxxxxx> 
Sent: Tuesday, November 23, 2021 8:16 PM
To: intel-gfx@xxxxxxxxxxxxxxxxxxxxx; Surendrakumar Upadhyay, TejaskumarX <tejaskumarx.surendrakumar.upadhyay@xxxxxxxxx>; Pandey, Hariom <hariom.pandey@xxxxxxxxx>; Harrison, John C <john.c.harrison@xxxxxxxxx>
Cc: Talla, RavitejaX Goud <ravitejax.goud.talla@xxxxxxxxx>
Subject: [PATCH] drm/i915/gen11: Moving WAs to icl_gt_workarounds_init()

From: raviteja goud talla <ravitejax.goud.talla@xxxxxxxxx>

Bspec page says "Reset: BUS", Accordingly moving w/a's:
Wa_1407352427,Wa_1406680159 to proper function icl_gt_workarounds_init() Which will resolve guc enabling error

Cc: John Harrison <John.C.Harrison@xxxxxxxxx>
Signed-off-by: raviteja goud talla <ravitejax.goud.talla@xxxxxxxxx>
---
 drivers/gpu/drm/i915/gt/intel_workarounds.c | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c
index a9727447c037..4f7b598d21b1 100644
--- a/drivers/gpu/drm/i915/gt/intel_workarounds.c
+++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c
@@ -1231,6 +1231,15 @@ icl_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal)
 		    GAMT_CHKN_BIT_REG,
 		    GAMT_CHKN_DISABLE_L3_COH_PIPE);
 
+	/* Wa_1407352427:icl,ehl */
+	wa_write_or(wal, UNSLICE_UNIT_LEVEL_CLKGATE2,
+			PSDUNIT_CLKGATE_DIS);
+
+	/* Wa_1406680159:icl,ehl */
+	wa_write_or(wal,
+			SUBSLICE_UNIT_LEVEL_CLKGATE,
+			GWUNIT_CLKGATE_DIS);
+
 	/* Wa_1607087056:icl,ehl,jsl */
 	if (IS_ICELAKE(i915) ||
 	    IS_JSL_EHL_GRAPHICS_STEP(i915, STEP_A0, STEP_B0)) @@ -2272,15 +2281,6 @@ rcs_engine_wa_init(struct intel_engine_cs *engine, struct i915_wa_list *wal)
 		wa_write_or(wal, UNSLICE_UNIT_LEVEL_CLKGATE,
 			    VSUNIT_CLKGATE_DIS | HSUNIT_CLKGATE_DIS);
 
-		/* Wa_1407352427:icl,ehl */
-		wa_write_or(wal, UNSLICE_UNIT_LEVEL_CLKGATE2,
-			    PSDUNIT_CLKGATE_DIS);
-
-		/* Wa_1406680159:icl,ehl */
-		wa_write_or(wal,
-			    SUBSLICE_UNIT_LEVEL_CLKGATE,
-			    GWUNIT_CLKGATE_DIS);
-
 		/*
 		 * Wa_1408767742:icl[a2..forever],ehl[all]
 		 * Wa_1605460711:icl[a0..c0]
--
2.30.2





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