18 #include <linux/uuid.h>
44 	[XDOMAIN_STATE_UUID] = "UUID",
79 /* UUID for XDomain discovery protocol: b638d70e-42ff-40bb-97c2-90e2c0b2ff07 */
111 		if (!uuid_equal(&res_hdr->uuid, &req_hdr->uuid))  in tb_xdomain_match()
240 	memcpy(&hdr->uuid, &tb_xdp_uuid, sizeof(tb_xdp_uuid));  in tb_xdp_fill_header()
264 			       uuid_t *uuid, u64 *remote_route)  in tb_xdp_uuid_request()  argument
286 	uuid_copy(uuid, &res.src_uuid);  in tb_xdp_uuid_request()
293 				const uuid_t *uuid)  in tb_xdp_uuid_response()  argument
301 	uuid_copy(&res.src_uuid, uuid);  in tb_xdp_uuid_response()
469 					     int retry, const uuid_t *uuid)  in tb_xdp_properties_changed_request()  argument
478 	uuid_copy(&req.src_uuid, uuid);  in tb_xdp_properties_changed_request()
621 	if (!handler->uuid || !handler->callback)  in tb_register_protocol_handler()
623 	if (uuid_equal(handler->uuid, &tb_xdp_uuid))  in tb_register_protocol_handler()
737 	const uuid_t *uuid;  in tb_xdp_handle_request()  local
748 		uuid = tb->root_switch->uuid;  in tb_xdp_handle_request()
750 		uuid = NULL;  in tb_xdp_handle_request()
753 	if (!uuid) {  in tb_xdp_handle_request()
789 		tb_dbg(tb, "%llx: received XDomain UUID request\n", route);  in tb_xdp_handle_request()
790 		ret = tb_xdp_uuid_response(ctl, route, sequence, uuid);  in tb_xdp_handle_request()
794 		 * received UUID request from the remote host.  in tb_xdp_handle_request()
1202 	uuid_t uuid;  in tb_xdomain_get_uuid()  local
1206 	dev_dbg(&xd->dev, "requesting remote UUID\n");  in tb_xdomain_get_uuid()
1208 	ret = tb_xdp_uuid_request(tb->ctl, xd->route, xd->state_retries, &uuid,  in tb_xdomain_get_uuid()
1212 			dev_dbg(&xd->dev, "failed to request UUID, retrying\n");  in tb_xdomain_get_uuid()
1215 		dev_dbg(&xd->dev, "failed to read remote UUID\n");  in tb_xdomain_get_uuid()
1219 	dev_dbg(&xd->dev, "got remote UUID %pUb\n", &uuid);  in tb_xdomain_get_uuid()
1221 	if (uuid_equal(&uuid, xd->local_uuid)) {  in tb_xdomain_get_uuid()
1232 	 * If the UUID is different, there is another domain connected  in tb_xdomain_get_uuid()
1236 	if (xd->remote_uuid && !uuid_equal(&uuid, xd->remote_uuid)) {  in tb_xdomain_get_uuid()
1237 		dev_dbg(&xd->dev, "remote UUID is different, unplugging\n");  in tb_xdomain_get_uuid()
1242 	/* First time fill in the missing UUID */  in tb_xdomain_get_uuid()
1244 		xd->remote_uuid = kmemdup(&uuid, sizeof(uuid_t), GFP_KERNEL);  in tb_xdomain_get_uuid()
1528 		dev_dbg(&xd->dev, "we have higher UUID, other side bonds the lanes\n");  in tb_xdomain_queue_bonding()
1531 		dev_dbg(&xd->dev, "we have lower UUID, bonding lanes\n");  in tb_xdomain_queue_bonding()
1957  * @local_uuid: Our local domain UUID
1958  * @remote_uuid: UUID of the other domain (optional)
2014 	dev_dbg(&xd->dev, "local UUID %pUb\n", local_uuid);  in tb_xdomain_alloc()
2016 		dev_dbg(&xd->dev, "remote UUID %pUb\n", remote_uuid);  in tb_xdomain_alloc()
2300 	const uuid_t *uuid;  member
2317 			if (lookup->uuid) {  in switch_find_xdomain()
2319 				    uuid_equal(xd->remote_uuid, lookup->uuid))  in switch_find_xdomain()
2339  * tb_xdomain_find_by_uuid() - Find an XDomain by UUID
2341  * @uuid: UUID to look for
2355 struct tb_xdomain *tb_xdomain_find_by_uuid(struct tb *tb, const uuid_t *uuid)  in tb_xdomain_find_by_uuid()  argument
2361 	lookup.uuid = uuid;  in tb_xdomain_find_by_uuid()
2447 	 * other protocols (based on their UUID) we call registered  in tb_xdomain_handle_request()
2450 	if (uuid_equal(&hdr->uuid, &tb_xdp_uuid)) {  in tb_xdomain_handle_request()
2458 		if (!uuid_equal(&hdr->uuid, handler->uuid))  in tb_xdomain_handle_request()