drm/i915: Pass intel_gt to intel_engines_init

Engines belong to the GT so make it indicative in the API.
Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20191022094726.3001-6-tvrtko.ursulin@linux.intel.com

drivers/gpu/drm/i915/gt/intel_engine.h

@@ -326,7 +326,7 @@ __intel_ring_space(unsigned int head, unsigned int tail, unsigned int size)
 
 int intel_engines_init_mmio(struct intel_gt *gt);
 int intel_engines_setup(struct intel_gt *gt);
-int intel_engines_init(struct drm_i915_private *i915);
+int intel_engines_init(struct intel_gt *gt);
 void intel_engines_cleanup(struct intel_gt *gt);
 
 int intel_engine_init_common(struct intel_engine_cs *engine);

drivers/gpu/drm/i915/gt/intel_engine_cs.c

@@ -451,23 +451,23 @@ int intel_engines_init_mmio(struct intel_gt *gt)
 
 /**
  * intel_engines_init() - init the Engine Command Streamers
- * @i915: i915 device private
+ * @gt: pointer to struct intel_gt
  *
  * Return: non-zero if the initialization failed.
  */
-int intel_engines_init(struct drm_i915_private *i915)
+int intel_engines_init(struct intel_gt *gt)
 {
 	int (*init)(struct intel_engine_cs *engine);
 	struct intel_engine_cs *engine;
 	enum intel_engine_id id;
 	int err;
 
-	if (HAS_EXECLISTS(i915))
+	if (HAS_EXECLISTS(gt->i915))
 		init = intel_execlists_submission_init;
 	else
 		init = intel_ring_submission_init;
 
-	for_each_engine(engine, i915, id) {
+	for_each_engine(engine, gt, id) {
 		err = init(engine);
 		if (err)
 			goto cleanup;
@@ -476,7 +476,7 @@ int intel_engines_init(struct drm_i915_private *i915)
 	return 0;
 
 cleanup:
-	intel_engines_cleanup(&i915->gt);
+	intel_engines_cleanup(gt);
 	return err;
 }
 

drivers/gpu/drm/i915/i915_gem.c

@@ -1261,7 +1261,7 @@ int i915_gem_init(struct drm_i915_private *dev_priv)
 		goto err_scratch;
 	}
 
-	ret = intel_engines_init(dev_priv);
+	ret = intel_engines_init(&dev_priv->gt);
 	if (ret) {
 		GEM_BUG_ON(ret == -EIO);
 		goto err_context;