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-rw-r--r--drivers/gpu/drm/i915/intel_ringbuffer.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index 8af8871..22e5ea8 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -428,6 +428,9 @@ static void intel_ring_setup_status_page(struct intel_engine_cs *engine)
mmio = RING_HWS_PGA(engine->mmio_base);
}
+ if (INTEL_GEN(dev_priv) >= 6)
+ I915_WRITE(RING_HWSTAM(engine->mmio_base), 0xffffffff);
+
I915_WRITE(mmio, engine->status_page.ggtt_offset);
POSTING_READ(mmio);
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