[Intel-gfx] [PATCH v5 03/11] drm/i915: remove useless copypasted code

[Dave Gordon]

There's some unreachable code in intel_logical_ring_cleanup(),
presumably copypasted from the legacy ringbuffer version at
creation. Let's delete it :)

Signed-off-by: Dave Gordon <david.s.gordon at intel.com>
---
 drivers/gpu/drm/i915/intel_lrc.c | 10 ++--------
 1 file changed, 2 insertions(+), 8 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c
index 148d291..ff38e57 100644
--- a/drivers/gpu/drm/i915/intel_lrc.c
+++ b/drivers/gpu/drm/i915/intel_lrc.c
@@ -1991,17 +1991,11 @@ static int gen8_init_rcs_context(struct drm_i915_gem_request *req)
  */
 void intel_logical_ring_cleanup(struct intel_engine_cs *ring)
 {
-	struct drm_i915_private *dev_priv;
-
 	if (!intel_ring_initialized(ring))
 		return;
 
-	dev_priv = ring->dev->dev_private;
-
-	if (ring->buffer) {
-		intel_logical_ring_stop(ring);
-		WARN_ON((I915_READ_MODE(ring) & MODE_IDLE) == 0);
-	}
+	/* should not be set in LRC mode */
+	WARN_ON(ring->buffer);
 
 	if (ring->cleanup)
 		ring->cleanup(ring);
-- 
1.9.1