[PATCH 5/7] drm/ttm: add a simple assign mem to bo wrapper

[Dave Airlie <airlied@xxxxxxxxx>]

From: Dave Airlie <airlied@xxxxxxxxxx>

This pattern is called in a few places, just clean it up.

Signed-off-by: Dave Airlie <airlied@xxxxxxxxxx>
---
 drivers/gpu/drm/ttm/ttm_bo_util.c | 18 ++++++------------
 include/drm/ttm/ttm_bo_driver.h   | 10 ++++++++--
 2 files changed, 14 insertions(+), 14 deletions(-)

diff --git a/drivers/gpu/drm/ttm/ttm_bo_util.c b/drivers/gpu/drm/ttm/ttm_bo_util.c
index 919489f6a5a3..5a8d77ef504f 100644
--- a/drivers/gpu/drm/ttm/ttm_bo_util.c
+++ b/drivers/gpu/drm/ttm/ttm_bo_util.c
@@ -87,9 +87,7 @@ int ttm_bo_move_ttm(struct ttm_buffer_object *bo,
 			return ret;
 	}
 
-	*old_mem = *new_mem;
-	new_mem->mm_node = NULL;
-
+	ttm_bo_assign_mem(bo, new_mem);
 	return 0;
 }
 EXPORT_SYMBOL(ttm_bo_move_ttm);
@@ -299,8 +297,8 @@ int ttm_bo_move_memcpy(struct ttm_buffer_object *bo,
 	mb();
 out2:
 	old_copy = *old_mem;
-	*old_mem = *new_mem;
-	new_mem->mm_node = NULL;
+
+	ttm_bo_assign_mem(bo, new_mem);
 
 	if (!man->use_tt)
 		ttm_bo_tt_destroy(bo);
@@ -535,7 +533,6 @@ int ttm_bo_move_accel_cleanup(struct ttm_buffer_object *bo,
 {
 	struct ttm_bo_device *bdev = bo->bdev;
 	struct ttm_resource_manager *man = ttm_manager_type(bdev, new_mem->mem_type);
-	struct ttm_resource *old_mem = &bo->mem;
 	int ret;
 	struct ttm_buffer_object *ghost_obj;
 
@@ -582,8 +579,7 @@ int ttm_bo_move_accel_cleanup(struct ttm_buffer_object *bo,
 		ttm_bo_put(ghost_obj);
 	}
 
-	*old_mem = *new_mem;
-	new_mem->mm_node = NULL;
+	ttm_bo_assign_mem(bo, new_mem);
 
 	return 0;
 }
@@ -594,9 +590,8 @@ int ttm_bo_pipeline_move(struct ttm_buffer_object *bo,
 			 struct ttm_resource *new_mem)
 {
 	struct ttm_bo_device *bdev = bo->bdev;
-	struct ttm_resource *old_mem = &bo->mem;
 
-	struct ttm_resource_manager *from = ttm_manager_type(bdev, old_mem->mem_type);
+	struct ttm_resource_manager *from = ttm_manager_type(bdev, bo->mem.mem_type);
 	struct ttm_resource_manager *to = ttm_manager_type(bdev, new_mem->mem_type);
 
 	int ret;
@@ -673,8 +668,7 @@ int ttm_bo_pipeline_move(struct ttm_buffer_object *bo,
 		ttm_bo_free_old_node(bo);
 	}
 
-	*old_mem = *new_mem;
-	new_mem->mm_node = NULL;
+	ttm_bo_assign_mem(bo, new_mem);
 
 	return 0;
 }
diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
index 7846dfa507f7..25cc932d63f1 100644
--- a/include/drm/ttm/ttm_bo_driver.h
+++ b/include/drm/ttm/ttm_bo_driver.h
@@ -539,6 +539,13 @@ static inline void ttm_bo_move_to_lru_tail_unlocked(struct ttm_buffer_object *bo
 	spin_unlock(&ttm_bo_glob.lru_lock);
 }
 
+static inline void ttm_bo_assign_mem(struct ttm_buffer_object *bo,
+				     struct ttm_resource *new_mem)
+{
+	bo->mem = *new_mem;
+	new_mem->mm_node = NULL;
+}
+
 /**
  * ttm_bo_move_null = assign memory for a buffer object.
  * @bo: The bo to assign the memory to
@@ -552,8 +559,7 @@ static inline void ttm_bo_move_null(struct ttm_buffer_object *bo,
 	struct ttm_resource *old_mem = &bo->mem;
 
 	WARN_ON(old_mem->mm_node != NULL);
-	*old_mem = *new_mem;
-	new_mem->mm_node = NULL;
+	ttm_bo_assign_mem(bo, new_mem);
 }
 
 /**
-- 
2.27.0

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