[Intel-gfx] [PATCH 5/7] drm/i915/gen8: Move GEN8_ROW_CHICKEN WA to common init fn

Arun Siluvery arun.siluvery at linux.intel.com
Fri Sep 25 06:23:32 PDT 2015


Move WaDisablePartialInstShootdown and WaDisableThreadStallDopClockGating

Signed-off-by: Arun Siluvery <arun.siluvery at linux.intel.com>
---
 drivers/gpu/drm/i915/intel_ringbuffer.c | 18 ++++++------------
 1 file changed, 6 insertions(+), 12 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index a06788a..5d15e31 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -807,6 +807,12 @@ static int gen8_init_workarounds(struct intel_engine_cs *ring)
 
 	WA_SET_BIT_MASKED(INSTPM, INSTPM_FORCE_ORDERING);
 
+	/* WaDisablePartialInstShootdown:bdw,chv */
+	/* WaDisableThreadStallDopClockGating:chv, bdw (pre-production) */
+	WA_SET_BIT_MASKED(GEN8_ROW_CHICKEN,
+			  PARTIAL_INSTRUCTION_SHOOTDOWN_DISABLE |
+			  STALL_DOP_GATING_DISABLE);
+
 	/* WaDisableAsyncFlipPerfMode:bdw,chv */
 	WA_SET_BIT_MASKED(MI_MODE, ASYNC_FLIP_PERF_DISABLE);
 
@@ -826,12 +832,6 @@ static int bdw_init_workarounds(struct intel_engine_cs *ring)
 	if (ret)
 		return ret;
 
-	/* WaDisablePartialInstShootdown:bdw */
-	/* WaDisableThreadStallDopClockGating:bdw (pre-production) */
-	WA_SET_BIT_MASKED(GEN8_ROW_CHICKEN,
-			  PARTIAL_INSTRUCTION_SHOOTDOWN_DISABLE |
-			  STALL_DOP_GATING_DISABLE);
-
 	/* WaDisableDopClockGating:bdw */
 	WA_SET_BIT_MASKED(GEN7_ROW_CHICKEN2,
 			  DOP_CLOCK_GATING_DISABLE);
@@ -888,12 +888,6 @@ static int chv_init_workarounds(struct intel_engine_cs *ring)
 	if (ret)
 		return ret;
 
-	/* WaDisablePartialInstShootdown:chv */
-	/* WaDisableThreadStallDopClockGating:chv */
-	WA_SET_BIT_MASKED(GEN8_ROW_CHICKEN,
-			  PARTIAL_INSTRUCTION_SHOOTDOWN_DISABLE |
-			  STALL_DOP_GATING_DISABLE);
-
 	/* Use Force Non-Coherent whenever executing a 3D context. This is a
 	 * workaround for a possible hang in the unlikely event a TLB
 	 * invalidation occurs during a PSD flush.
-- 
1.9.1



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