[5/6] drm/i915/icl: Verify engine workarounds in GEN8_L3SQCREG4
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Message ID 20190717180624.20354-6-tvrtko.ursulin@linux.intel.com
State New
Headers show
Series
  • MCR fixes and more
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Commit Message

Tvrtko Ursulin July 17, 2019, 6:06 p.m. UTC
From: Tvrtko Ursulin <tvrtko.ursulin@intel.com>

Having fixed the incorect MCR programming in an earlier patch, we can now
stop ignoring read back of GEN8_L3SQCREG4 during engine workaround
verification.

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
---
 drivers/gpu/drm/i915/gt/intel_workarounds.c | 27 +++++----------------
 1 file changed, 6 insertions(+), 21 deletions(-)

Patch
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diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c
index 619d42a2b81b..ff532ff5d574 100644
--- a/drivers/gpu/drm/i915/gt/intel_workarounds.c
+++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c
@@ -177,19 +177,6 @@  wa_write_or(struct i915_wa_list *wal, i915_reg_t reg, u32 val)
 	wa_write_masked_or(wal, reg, val, val);
 }
 
-static void
-ignore_wa_write_or(struct i915_wa_list *wal, i915_reg_t reg, u32 mask, u32 val)
-{
-	struct i915_wa wa = {
-		.reg  = reg,
-		.mask = mask,
-		.val  = val,
-		/* Bonkers HW, skip verifying */
-	};
-
-	_wa_add(wal, &wa);
-}
-
 #define WA_SET_BIT_MASKED(addr, mask) \
 	wa_write_masked_or(wal, (addr), (mask), _MASKED_BIT_ENABLE(mask))
 
@@ -1260,10 +1247,9 @@  rcs_engine_wa_init(struct intel_engine_cs *engine, struct i915_wa_list *wal)
 			     _3D_CHICKEN3_AA_LINE_QUALITY_FIX_ENABLE);
 
 		/* WaPipelineFlushCoherentLines:icl */
-		ignore_wa_write_or(wal,
-				   GEN8_L3SQCREG4,
-				   GEN8_LQSC_FLUSH_COHERENT_LINES,
-				   GEN8_LQSC_FLUSH_COHERENT_LINES);
+		wa_write_or(wal,
+			    GEN8_L3SQCREG4,
+			    GEN8_LQSC_FLUSH_COHERENT_LINES);
 
 		/*
 		 * Wa_1405543622:icl
@@ -1290,10 +1276,9 @@  rcs_engine_wa_init(struct intel_engine_cs *engine, struct i915_wa_list *wal)
 		 * Wa_1405733216:icl
 		 * Formerly known as WaDisableCleanEvicts
 		 */
-		ignore_wa_write_or(wal,
-				   GEN8_L3SQCREG4,
-				   GEN11_LQSC_CLEAN_EVICT_DISABLE,
-				   GEN11_LQSC_CLEAN_EVICT_DISABLE);
+		wa_write_or(wal,
+			    GEN8_L3SQCREG4,
+			    GEN11_LQSC_CLEAN_EVICT_DISABLE);
 
 		/* WaForwardProgressSoftReset:icl */
 		wa_write_or(wal,