sparc/kernel/vio.c

205 static const u64 *vio_cfg_handle(struct mdesc_handle *hp, u64 node)
210 	mdesc_for_each_arc(a, hp, node, MDESC_ARC_TYPE_BACK) {
213 		target = mdesc_arc_target(hp, a);
214 		cfg_handle = mdesc_get_property(hp, target,
225  * @hp:  Handle to the MD
236 u64 vio_vdev_node(struct mdesc_handle *hp, struct vio_dev *vdev)
243 	node = mdesc_get_node(hp, (const char *)vdev->node_name,
250 static void vio_fill_channel_info(struct mdesc_handle *hp, u64 mp,
258 	mdesc_for_each_arc(a, hp, mp, MDESC_ARC_TYPE_FWD) {
263 		target = mdesc_arc_target(hp, a);
265 		irq = mdesc_get_property(hp, target, "tx-ino", NULL);
269 		irq = mdesc_get_property(hp, target, "rx-ino", NULL);
273 		chan_id = mdesc_get_property(hp, target, "id", NULL);
290 static struct vio_dev *vio_create_one(struct mdesc_handle *hp, u64 mp,
300 	type = mdesc_get_property(hp, mp, "device-type", &tlen);
302 		type = mdesc_get_property(hp, mp, "name", &tlen);
304 			type = mdesc_node_name(hp, mp);
314 	id = mdesc_get_property(hp, mp, "id", NULL);
316 	cfg_handle = vio_cfg_handle(hp, mp);
318 	compat = mdesc_get_property(hp, mp, "device-type", &clen);
345 	vio_fill_channel_info(hp, mp, vdev);
384 		err = mdesc_get_node_info(hp, mp, node_name,
411 static void vio_add(struct mdesc_handle *hp, u64 node,
414 	(void) vio_create_one(hp, node, node_name, &root_vdev->dev);
418 	struct mdesc_handle *hp;
430 	node = vio_vdev_node(node_data->hp, vdev);
438 static void vio_remove(struct mdesc_handle *hp, u64 node, const char *node_name)
443 	node_data.hp = hp;
469 static void vio_add_ds(struct mdesc_handle *hp, u64 node,
476 	mdesc_for_each_arc(a, hp, node, MDESC_ARC_TYPE_BACK) {
477 		u64 target = mdesc_arc_target(hp, a);
478 		const char *name = mdesc_node_name(hp, target);
487 		(void) vio_create_one(hp, node, node_name, &root_vdev->dev);
502 	struct mdesc_handle *hp;
515 	hp = mdesc_grab();
516 	if (!hp)
519 	root = mdesc_node_by_name(hp, MDESC_NODE_NULL, channel_devices_node);
522 		mdesc_release(hp);
533 	compat = mdesc_get_property(hp, root, "compatible", &len);
545 	cfg_handle = mdesc_get_property(hp, root, cfg_handle_prop, NULL);
554 	root_vdev = vio_create_one(hp, root, NULL, NULL);
564 	mdesc_release(hp);
569 	mdesc_release(hp);