[PATCH v6 10/16] drm/msm/gem: Extract bookkeeping init helper

[Rob Clark <robin.clark@oss.qualcomm.com>]

Clean up duplicated logic between import and new paths.

Signed-off-by: Rob Clark <robin.clark@oss.qualcomm.com>
---
 drivers/gpu/drm/msm/msm_gem.c | 34 +++++++++++++++-------------------
 1 file changed, 15 insertions(+), 19 deletions(-)

diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c
index 1aa844ce4f2c..59143be07428 100644
--- a/drivers/gpu/drm/msm/msm_gem.c
+++ b/drivers/gpu/drm/msm/msm_gem.c
@@ -1232,10 +1232,21 @@ static int msm_gem_new_impl(struct drm_device *dev, uint32_t flags,
 	return 0;
 }
 
+static int msm_gem_init_bookkeeping(struct drm_gem_object *obj)
+{
+	struct msm_drm_private *priv = obj->dev->dev_private;
+
+	drm_gem_lru_move_tail(&priv->lru.unbacked, obj);
+
+	mutex_lock(&priv->obj_lock);
+	list_add_tail(&to_msm_bo(obj)->node, &priv->objects);
+	mutex_unlock(&priv->obj_lock);
+
+	return drm_gem_create_mmap_offset(obj);
+}
+
 struct drm_gem_object *msm_gem_new(struct drm_device *dev, size_t size, uint32_t flags)
 {
-	struct msm_drm_private *priv = dev->dev_private;
-	struct msm_gem_object *msm_obj;
 	struct drm_gem_object *obj = NULL;
 	int ret;
 
@@ -1251,8 +1262,6 @@ struct drm_gem_object *msm_gem_new(struct drm_device *dev, size_t size, uint32_t
 	if (ret)
 		return ERR_PTR(ret);
 
-	msm_obj = to_msm_bo(obj);
-
 	ret = drm_gem_object_init(dev, obj, size);
 	if (ret)
 		goto fail;
@@ -1264,13 +1273,7 @@ struct drm_gem_object *msm_gem_new(struct drm_device *dev, size_t size, uint32_t
 	 */
 	mapping_set_gfp_mask(obj->filp->f_mapping, GFP_HIGHUSER);
 
-	drm_gem_lru_move_tail(&priv->lru.unbacked, obj);
-
-	mutex_lock(&priv->obj_lock);
-	list_add_tail(&msm_obj->node, &priv->objects);
-	mutex_unlock(&priv->obj_lock);
-
-	ret = drm_gem_create_mmap_offset(obj);
+	ret = msm_gem_init_bookkeeping(obj);
 	if (ret)
 		goto fail;
 
@@ -1284,7 +1287,6 @@ struct drm_gem_object *msm_gem_new(struct drm_device *dev, size_t size, uint32_t
 struct drm_gem_object *msm_gem_import(struct drm_device *dev,
 		struct dma_buf *dmabuf, struct sg_table *sgt)
 {
-	struct msm_drm_private *priv = dev->dev_private;
 	struct msm_gem_object *msm_obj;
 	struct drm_gem_object *obj;
 	size_t size, npages;
@@ -1313,13 +1315,7 @@ struct drm_gem_object *msm_gem_import(struct drm_device *dev,
 		goto fail;
 	}
 
-	drm_gem_lru_move_tail(&priv->lru.pinned, obj);
-
-	mutex_lock(&priv->obj_lock);
-	list_add_tail(&msm_obj->node, &priv->objects);
-	mutex_unlock(&priv->obj_lock);
-
-	ret = drm_gem_create_mmap_offset(obj);
+	ret = msm_gem_init_bookkeeping(obj);
 	if (ret)
 		goto fail;
 
-- 
2.55.0