[PATCH 1/4] drm/i915/gt: Do ggtt inval in gen8_ggtt_clear_range

[Nirmoy Das]

Add missing ggtt invalidation in gen8_ggtt_clear_range().

Signed-off-by: Nirmoy Das <nirmoy.das at intel.com>
---
 drivers/gpu/drm/i915/gt/intel_ggtt.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/i915/gt/intel_ggtt.c b/drivers/gpu/drm/i915/gt/intel_ggtt.c
index dd0ed941441a..ef4b7171286f 100644
--- a/drivers/gpu/drm/i915/gt/intel_ggtt.c
+++ b/drivers/gpu/drm/i915/gt/intel_ggtt.c
@@ -330,6 +330,8 @@ static void gen8_ggtt_clear_range(struct i915_address_space *vm,
 
 	for (i = 0; i < num_entries; i++)
 		gen8_set_pte(&gtt_base[i], scratch_pte);
+
+	ggtt->invalidate(ggtt);
 }
 
 static void gen6_ggtt_insert_page(struct i915_address_space *vm,
-- 
2.41.0