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drm/ttm: stop allocating dummy resources during BO creation

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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@amd.com>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Acked-by: Nirmoy Das <nirmoy.das@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230130120636.63765-4-matthew.auld@intel.com
This commit is contained in:
Christian König 2023-01-30 12:06:34 +00:00
parent 24243212c5
commit 1802537820
1 changed files with 0 additions and 7 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

7
drivers/gpu/drm/ttm/ttm_bo.c
View file

@ -952,7 +952,6 @@ int ttm_bo_init_reserved(struct ttm_device *bdev, struct ttm_buffer_object *bo,
struct sg_table *sg, struct dma_resv *resv, struct sg_table *sg, struct dma_resv *resv,
void (*destroy) (struct ttm_buffer_object *)) void (*destroy) (struct ttm_buffer_object *))
{ {
static const struct ttm_place sys_mem = { .mem_type = TTM_PL_SYSTEM };
int ret; int ret;
kref_init(&bo->kref); kref_init(&bo->kref);
@ -969,12 +968,6 @@ int ttm_bo_init_reserved(struct ttm_device *bdev, struct ttm_buffer_object *bo,
bo->base.resv = &bo->base._resv; bo->base.resv = &bo->base._resv;
atomic_inc(&ttm_glob.bo_count); 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 * For ttm_bo_type_device buffers, allocate
* address space from the device. * address space from the device.