In Indirect and Per context w/a batch buffer,
+WaDisableCtxRestoreArbitration
Signed-off-by: Rafael Barbalho <rafael.barbalho@xxxxxxxxx>
Signed-off-by: Arun Siluvery <arun.siluvery@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/intel_lrc.c | 14 ++++++++------
1 file changed, 8 insertions(+), 6 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c
index 20c56e4..2fdb3da 100644
--- a/drivers/gpu/drm/i915/intel_lrc.c
+++ b/drivers/gpu/drm/i915/intel_lrc.c
@@ -1099,9 +1099,10 @@ static int gen8_init_indirectctx_bb(struct intel_engine_cs *ring)
return -EINVAL;
}
- /* FIXME: fill unused locations with NOOPs.
- * Replace these instructions with WA
- */
+ /* WaDisableCtxRestoreArbitration:bdw,chv */
+ reg_state[index++] = MI_ARB_ON_OFF | MI_ARB_DISABLE;
+
+ /* padding */
while (index < end)
reg_state[index++] = MI_NOOP;
@@ -1136,9 +1137,10 @@ static int gen8_init_perctx_bb(struct intel_engine_cs *ring)
return -EINVAL;
}
- /* FIXME: fill unused locations with NOOPs.
- * Replace these instructions with WA
- */
+ /* WaDisableCtxRestoreArbitration:bdw,chv */
+ reg_state[index++] = MI_ARB_ON_OFF | MI_ARB_ENABLE;
+
+ /* padding */
while (index < end)
reg_state[index++] = MI_NOOP;
--
2.3.0
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