[RFC 03/28] drm/i915: Move intel_gt initialization to a separate file

[Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxxxxxxxx>]

From: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>

As it will grow in a following patch make a new home for it.

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
---
 drivers/gpu/drm/i915/Makefile      |  1 +
 drivers/gpu/drm/i915/gt/intel_gt.c | 19 +++++++++++++++++++
 drivers/gpu/drm/i915/gt/intel_gt.h | 14 ++++++++++++++
 drivers/gpu/drm/i915/i915_gem.c    |  9 ++-------
 4 files changed, 36 insertions(+), 7 deletions(-)
 create mode 100644 drivers/gpu/drm/i915/gt/intel_gt.c
 create mode 100644 drivers/gpu/drm/i915/gt/intel_gt.h

diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile
index c0a7b2994077..8df1bf2855d0 100644
--- a/drivers/gpu/drm/i915/Makefile
+++ b/drivers/gpu/drm/i915/Makefile
@@ -73,6 +73,7 @@ gt-y += \
 	gt/intel_context.o \
 	gt/intel_engine_cs.o \
 	gt/intel_engine_pm.o \
+	gt/intel_gt.o \
 	gt/intel_gt_pm.o \
 	gt/intel_hangcheck.o \
 	gt/intel_lrc.o \
diff --git a/drivers/gpu/drm/i915/gt/intel_gt.c b/drivers/gpu/drm/i915/gt/intel_gt.c
new file mode 100644
index 000000000000..e91ffd2dc4fa
--- /dev/null
+++ b/drivers/gpu/drm/i915/gt/intel_gt.c
@@ -0,0 +1,19 @@
+/*
+ * SPDX-License-Identifier: MIT
+ *
+ * Copyright © 2019 Intel Corporation
+ */
+
+#include "intel_gt.h"
+
+void intel_gt_init(struct intel_gt *gt)
+{
+	static struct lock_class_key reset_key;
+
+	INIT_LIST_HEAD(&gt->active_rings);
+	INIT_LIST_HEAD(&gt->closed_vma);
+
+	spin_lock_init(&gt->closed_lock);
+
+	lockdep_init_map(&gt->reset_lockmap, "i915.reset", &reset_key, 0);
+}
diff --git a/drivers/gpu/drm/i915/gt/intel_gt.h b/drivers/gpu/drm/i915/gt/intel_gt.h
new file mode 100644
index 000000000000..d0b599dd6d0f
--- /dev/null
+++ b/drivers/gpu/drm/i915/gt/intel_gt.h
@@ -0,0 +1,14 @@
+/*
+ * SPDX-License-Identifier: MIT
+ *
+ * Copyright © 2019 Intel Corporation
+ */
+
+#ifndef __INTEL_GT__
+#define __INTEL_GT__
+
+#include "gt/intel_gt_types.h"
+
+void intel_gt_init(struct intel_gt *gt);
+
+#endif /* __INTEL_GT_H__ */
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 4bbded4aa936..d5897e13897b 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -44,6 +44,7 @@
 #include "gem/i915_gem_pm.h"
 #include "gem/i915_gemfs.h"
 #include "gt/intel_engine_pm.h"
+#include "gt/intel_gt.h"
 #include "gt/intel_gt_pm.h"
 #include "gt/intel_mocs.h"
 #include "gt/intel_reset.h"
@@ -1746,17 +1747,11 @@ static void i915_gem_init__mm(struct drm_i915_private *i915)
 
 int i915_gem_init_early(struct drm_i915_private *dev_priv)
 {
-	static struct lock_class_key reset_key;
 	int err;
 
+	intel_gt_init(&dev_priv->gt);
 	intel_gt_pm_init(dev_priv);
 
-	INIT_LIST_HEAD(&dev_priv->gt.active_rings);
-	INIT_LIST_HEAD(&dev_priv->gt.closed_vma);
-	spin_lock_init(&dev_priv->gt.closed_lock);
-	lockdep_init_map(&dev_priv->gt.reset_lockmap,
-			 "i915.reset", &reset_key, 0);
-
 	i915_gem_init__mm(dev_priv);
 	i915_gem_init__pm(dev_priv);
 
-- 
2.20.1

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