From: Danilo Krummrich Date: Fri, 4 Aug 2023 18:23:45 +0000 (+0200) Subject: drm/nouveau: bo: initialize GEM GPU VA interface X-Git-Tag: v6.6.17~3937^2~14^2~30 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=a7f7d13e9beca72d9630b06bde3ffc4269f55d3f;p=platform%2Fkernel%2Flinux-rpi.git 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: Dave Airlie Signed-off-by: Danilo Krummrich Link: https://patchwork.freedesktop.org/patch/msgid/20230804182406.5222-6-dakr@redhat.com --- diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index 7724fe6..6130c99b 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -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;