[RFC 03/31] 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.

v2:
 * Convert mock_gem_device as well. (Chris)

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
---
 drivers/gpu/drm/i915/Makefile                    |  1 +
 drivers/gpu/drm/i915/gt/intel_gt.c               | 15 +++++++++++++++
 drivers/gpu/drm/i915/gt/intel_gt.h               | 14 ++++++++++++++
 drivers/gpu/drm/i915/i915_gem.c                  |  6 ++----
 drivers/gpu/drm/i915/selftests/mock_gem_device.c |  5 ++---
 5 files changed, 34 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..807c5f746110
--- /dev/null
+++ b/drivers/gpu/drm/i915/gt/intel_gt.c
@@ -0,0 +1,15 @@
+/*
+ * SPDX-License-Identifier: MIT
+ *
+ * Copyright © 2019 Intel Corporation
+ */
+
+#include "intel_gt.h"
+
+void intel_gt_init(struct intel_gt *gt)
+{
+	INIT_LIST_HEAD(&gt->active_rings);
+	INIT_LIST_HEAD(&gt->closed_vma);
+
+	spin_lock_init(&gt->closed_lock);
+}
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 7232361973fd..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"
@@ -1748,12 +1749,9 @@ int i915_gem_init_early(struct drm_i915_private *dev_priv)
 {
 	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);
-
 	i915_gem_init__mm(dev_priv);
 	i915_gem_init__pm(dev_priv);
 
diff --git a/drivers/gpu/drm/i915/selftests/mock_gem_device.c b/drivers/gpu/drm/i915/selftests/mock_gem_device.c
index b7f3fbb4ae89..fbcccc3cf85a 100644
--- a/drivers/gpu/drm/i915/selftests/mock_gem_device.c
+++ b/drivers/gpu/drm/i915/selftests/mock_gem_device.c
@@ -25,6 +25,7 @@
 #include <linux/pm_domain.h>
 #include <linux/pm_runtime.h>
 
+#include "gt/intel_gt.h"
 #include "gt/mock_engine.h"
 
 #include "mock_request.h"
@@ -201,9 +202,7 @@ struct drm_i915_private *mock_gem_device(void)
 
 	i915_timelines_init(i915);
 
-	INIT_LIST_HEAD(&i915->gt.active_rings);
-	INIT_LIST_HEAD(&i915->gt.closed_vma);
-	spin_lock_init(&i915->gt.closed_lock);
+	intel_gt_init(&i915->gt);
 
 	mutex_lock(&i915->drm.struct_mutex);
 
-- 
2.20.1

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