[PATCH 10/11] drm/ttm: stop allocating dummy resources during BO creation

Christian König ckoenig.leichtzumerken at gmail.com
Tue Mar 29 11:02:42 UTC 2022


That should not be necessary any more when drivers should at least be
able to handle the move without a resource.

Signed-off-by: Christian König <christian.koenig at amd.com>
---
 drivers/gpu/drm/ttm/ttm_bo.c | 7 -------
 1 file changed, 7 deletions(-)

diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index bd001fdde9fb..9d40641dcf39 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -956,7 +956,6 @@ int ttm_bo_init_validate(struct ttm_device *bdev, struct ttm_buffer_object *bo,
 			 struct sg_table *sg, struct dma_resv *resv,
 			 void (*destroy) (struct ttm_buffer_object *))
 {
-	static const struct ttm_place sys_mem = { .mem_type = TTM_PL_SYSTEM };
 	int ret;
 
 	kref_init(&bo->kref);
@@ -975,12 +974,6 @@ int ttm_bo_init_validate(struct ttm_device *bdev, struct ttm_buffer_object *bo,
 		bo->base.resv = &bo->base._resv;
 	atomic_inc(&ttm_glob.bo_count);
 
-	ret = ttm_resource_alloc(bo, &sys_mem, &bo->resource);
-	if (unlikely(ret)) {
-		ttm_bo_put(bo);
-		return ret;
-	}
-
 	/*
 	 * For ttm_bo_type_device buffers, allocate
 	 * address space from the device.
-- 
2.25.1



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