Move execlist init into a common engine setup. As it is
common to both guc and hw execlists.

Signed-off-by: Mika Kuoppala <[email protected]>
---
 drivers/gpu/drm/i915/intel_engine_cs.c | 18 +++++++++++++++---
 drivers/gpu/drm/i915/intel_lrc.c       |  4 ----
 2 files changed, 15 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c 
b/drivers/gpu/drm/i915/intel_engine_cs.c
index 0fb5a1f99349..4b9eaec50070 100644
--- a/drivers/gpu/drm/i915/intel_engine_cs.c
+++ b/drivers/gpu/drm/i915/intel_engine_cs.c
@@ -380,6 +380,20 @@ static void intel_engine_init_timeline(struct 
intel_engine_cs *engine)
        engine->timeline = &engine->i915->gt.global_timeline.engine[engine->id];
 }
 
+static void intel_engine_init_execlist(struct intel_engine_cs *engine)
+{
+       struct intel_engine_execlist * const el = &engine->execlist;
+
+       el->port_mask = 1;
+       BUILD_BUG_ON_NOT_POWER_OF_2(el->port_mask + 1);
+       GEM_BUG_ON(el->port_mask >= EXECLIST_MAX_PORTS);
+
+       el->port_head = 0;
+
+       el->queue = RB_ROOT;
+       el->first = NULL;
+}
+
 /**
  * intel_engines_setup_common - setup engine state not requiring hw access
  * @engine: Engine to setup.
@@ -391,9 +405,7 @@ static void intel_engine_init_timeline(struct 
intel_engine_cs *engine)
  */
 void intel_engine_setup_common(struct intel_engine_cs *engine)
 {
-       engine->execlist.queue = RB_ROOT;
-       engine->execlist.first = NULL;
-
+       intel_engine_init_execlist(engine);
        intel_engine_init_timeline(engine);
        intel_engine_init_hangcheck(engine);
        i915_gem_batch_pool_init(engine, &engine->batch_pool);
diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c
index 0bc42a3f9528..1a1c68c53fbd 100644
--- a/drivers/gpu/drm/i915/intel_lrc.c
+++ b/drivers/gpu/drm/i915/intel_lrc.c
@@ -1763,10 +1763,6 @@ logical_ring_setup(struct intel_engine_cs *engine)
        /* Intentionally left blank. */
        engine->buffer = NULL;
 
-       engine->execlist.port_mask = 1;
-       BUILD_BUG_ON_NOT_POWER_OF_2(engine->execlist.port_mask + 1);
-       GEM_BUG_ON(engine->execlist.port_mask >= EXECLIST_MAX_PORTS);
-
        fw_domains = intel_uncore_forcewake_for_reg(dev_priv,
                                                    RING_ELSP(engine),
                                                    FW_REG_WRITE);
-- 
2.11.0

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