Commit a7f7d13e authored by Danilo Krummrich's avatar Danilo Krummrich
Browse files

drm/nouveau: bo: initialize GEM GPU VA interface 



Initialize the GEM's DRM GPU VA manager interface in preparation for the
(u)vmm implementation, provided by subsequent commits, to make use of it.

Reviewed-by: default avatarDave Airlie <airlied@redhat.com>
Signed-off-by: default avatarDanilo Krummrich <dakr@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230804182406.5222-6-dakr@redhat.com
parent 7b05a7c0

drivers/gpu/drm/nouveau/nouveau_bo.c

+6 −0
Original line number Diff line number Diff line
@@ -215,6 +215,7 @@ nouveau_bo_alloc(struct nouveau_cli *cli, u64 *size, int *align, u32 domain, 
	nvbo = kzalloc(sizeof(struct nouveau_bo), GFP_KERNEL);

	if (!nvbo)

		return ERR_PTR(-ENOMEM);



	INIT_LIST_HEAD(&nvbo->head);

	INIT_LIST_HEAD(&nvbo->entry);

	INIT_LIST_HEAD(&nvbo->vma_list);
@@ -339,6 +340,11 @@ nouveau_bo_new(struct nouveau_cli *cli, u64 size, int align, 
	dma_resv_init(&nvbo->bo.base._resv);

	drm_vma_node_reset(&nvbo->bo.base.vma_node);



	/* This must be called before ttm_bo_init_reserved(). Subsequent

	 * bo_move() callbacks might already iterate the GEMs GPUVA list.

	 */

	drm_gem_gpuva_init(&nvbo->bo.base);



	ret = nouveau_bo_init(nvbo, size, align, domain, sg, robj);

	if (ret)

		return ret;