[PATCH 12/49] drm/ttm: convert system manager init to new code.

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From: Dave Airlie <airlied@xxxxxxxxxx>

Remove the exit path, since this can't fail now.

Signed-off-by: Dave Airlie <airlied@xxxxxxxxxx>
---
 drivers/gpu/drm/ttm/ttm_bo.c | 30 +++++++++++++++++-------------
 1 file changed, 17 insertions(+), 13 deletions(-)

diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index a658fd584c6d..476e768c5bd2 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -1644,6 +1644,22 @@ int ttm_bo_device_release(struct ttm_bo_device *bdev)
 }
 EXPORT_SYMBOL(ttm_bo_device_release);
 
+static void ttm_bo_init_sysman(struct ttm_bo_device *bdev)
+{
+	struct ttm_mem_type_manager *man = &bdev->man[TTM_PL_SYSTEM];
+
+	/*
+	 * Initialize the system memory buffer type.
+	 * Other types need to be driver / IOCTL initialized.
+	 */
+	man->use_tt = true;
+	man->available_caching = TTM_PL_MASK_CACHING;
+	man->default_caching = TTM_PL_FLAG_CACHED;
+
+	ttm_bo_init_mm_base(bdev, man, 0);
+	ttm_bo_use_mm(man);
+}
+
 int ttm_bo_device_init(struct ttm_bo_device *bdev,
 		       struct ttm_bo_driver *driver,
 		       struct address_space *mapping,
@@ -1664,16 +1680,7 @@ int ttm_bo_device_init(struct ttm_bo_device *bdev,
 
 	memset(bdev->man, 0, sizeof(bdev->man));
 
-	/*
-	 * Initialize the system memory buffer type.
-	 * Other types need to be driver / IOCTL initialized.
-	 */
-	bdev->man[TTM_PL_SYSTEM].use_tt = true;
-	bdev->man[TTM_PL_SYSTEM].available_caching = TTM_PL_MASK_CACHING;
-	bdev->man[TTM_PL_SYSTEM].default_caching = TTM_PL_FLAG_CACHED;
-	ret = ttm_bo_init_mm(bdev, TTM_PL_SYSTEM, 0);
-	if (unlikely(ret != 0))
-		goto out_no_sys;
+	ttm_bo_init_sysman(bdev);
 
 	bdev->vma_manager = vma_manager;
 	INIT_DELAYED_WORK(&bdev->wq, ttm_bo_delayed_workqueue);
@@ -1685,9 +1692,6 @@ int ttm_bo_device_init(struct ttm_bo_device *bdev,
 	mutex_unlock(&ttm_global_mutex);
 
 	return 0;
-out_no_sys:
-	ttm_bo_global_release();
-	return ret;
 }
 EXPORT_SYMBOL(ttm_bo_device_init);
 
-- 
2.26.2

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