drm/nouveau/devinit/tu102-: remove attempt at loading PreOS

From Turing, HW will already have handled this and locked-down the
falcon before we get control.  So this *should* be a no-op.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Reviewed-by: Lyude Paul <lyude@redhat.com>
Acked-by: Danilo Krummrich <me@dakr.org>
Signed-off-by: Lyude Paul <lyude@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230919220442.202488-2-lyude@redhat.com

drivers/gpu/drm/nouveau/nvkm/subdev/devinit/tu102.c

@@ -83,17 +83,9 @@ tu102_devinit_wait(struct nvkm_device *device)
 }
 
 int
-tu102_devinit_post(struct nvkm_devinit *base, bool post)
+tu102_devinit_post(struct nvkm_devinit *init, bool post)
 {
-	struct nv50_devinit *init = nv50_devinit(base);
-	int ret;
-
-	ret = tu102_devinit_wait(init->base.subdev.device);
-	if (ret)
-		return ret;
-
-	gm200_devinit_preos(init, post);
-	return 0;
+	return tu102_devinit_wait(init->subdev.device);
 }
 
 static const struct nvkm_devinit_func