[PATCH 3/3] drm/i915/gt: Drop read from GEN8_L3CNTLREG in ICL workaround

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Now that non-masked registers are already read before programming the
context reads, the additional read became redudant, so remove it.

Signed-off-by: Lucas De Marchi <lucas.demarchi@xxxxxxxxx>
---
 drivers/gpu/drm/i915/gt/intel_workarounds.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c
index a013f245a790..7d90fb376e8e 100644
--- a/drivers/gpu/drm/i915/gt/intel_workarounds.c
+++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c
@@ -637,10 +637,7 @@ static void icl_ctx_workarounds_init(struct intel_engine_cs *engine,
 				     struct i915_wa_list *wal)
 {
 	/* Wa_1406697149 (WaDisableBankHangMode:icl) */
-	wa_write(wal,
-		 GEN8_L3CNTLREG,
-		 intel_uncore_read(engine->uncore, GEN8_L3CNTLREG) |
-		 GEN8_ERRDETBCTRL);
+	wa_write(wal, GEN8_L3CNTLREG, GEN8_ERRDETBCTRL);
 
 	/* WaForceEnableNonCoherent:icl
 	 * This is not the same workaround as in early Gen9 platforms, where
-- 
2.40.1




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