From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3D84139903A for ; Mon, 27 Apr 2026 08:11:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.17 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777277475; cv=none; b=HJ/OCz4Y9TXaURG2YOBv8lym95HhfyhxCzMRNcVg5mqXgCl3dUJAtEkAjG8rOXDOM12SQPDIyI16JkTBZeqihbrEspDLM35b7YgU40qFEiTRBC3TpDkmDXIE81Rb3CjAOO4SJAbqQp3o3ZFbXOd6+AVL5zGWEPND48yopFqAUWo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777277475; c=relaxed/simple; bh=f5MbmcxR7dYDCG4cNMmSBE3HjwTANkPtJd93bdWgqxw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=mKLq0xXnYCSqSHOd9PwO8mOYywWSot+xx9uiLWEIn+Qo5BN0upp95PdrQUZ3Clj5zb2WMnXkVr8V/HQAuvSwJhFsW94xZkHaGYAwpx/SCJOAssaV6QdJR8y09f2SugQ+cE0VXdrEA1zqpztDBQoymYsttwgAIoO6CT+btPcIYec= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=pass smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=eS1opkvq; arc=none smtp.client-ip=192.198.163.17 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="eS1opkvq" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1777277474; x=1808813474; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=f5MbmcxR7dYDCG4cNMmSBE3HjwTANkPtJd93bdWgqxw=; b=eS1opkvqbgwXXa5SSUcxfHVlpTs43tCioqnJzFiCw6kF778KGUOaaeKw B+B+Aun1v6BPbInCYm/vaFeuXiwmVhwdBCBylfJbszjljWN7/YiP/P/vj /WzmqGxzUra+ongfan2uxWDRXY0Cn9HZns3AsGJ79u47AiFk57FWct9Yv pKokvWwbRdC4q2sNWEU28JstFDjBh8vqV8DzHZlO0+mg0xCB0EwxFpJ+J f9BqiYhlPg84q4XQVgEU0KFZadDxSHP3FEfFLqLGAUzyOz8g90s7PTKus EttqNvHHslKMRy5oOcJ3Ysb/CZgnRZUOTgLvrL4dEZULRhFNw1gqAD+UW A==; X-CSE-ConnectionGUID: suBhXqJtRf+B2+OcFP20Mw== X-CSE-MsgGUID: RV80tci8T2Og8gaontlwyA== X-IronPort-AV: E=McAfee;i="6800,10657,11768"; a="78034421" X-IronPort-AV: E=Sophos;i="6.23,201,1770624000"; d="scan'208";a="78034421" Received: from orviesa003.jf.intel.com ([10.64.159.143]) by fmvoesa111.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Apr 2026 01:11:12 -0700 X-CSE-ConnectionGUID: cWwI75ejRPOJl3ifThvTQQ== X-CSE-MsgGUID: SBh/uFwQQOKW17qWYFDXXA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,201,1770624000"; d="scan'208";a="237531363" Received: from black.igk.intel.com ([10.91.253.5]) by orviesa003.jf.intel.com with ESMTP; 27 Apr 2026 01:11:10 -0700 Received: by black.igk.intel.com (Postfix, from userid 1001) id 6D9E299; Mon, 27 Apr 2026 10:11:09 +0200 (CEST) From: Mika Westerberg To: linux-usb@vger.kernel.org Cc: Yehezkel Bernat , Lukas Wunner , Andreas Noever , Alan Borzeszkowski , Gil Fine , Mika Westerberg Subject: [PATCH 02/12] thunderbolt: Don't disable lane adapter if XDomain lane bonding isn't possible Date: Mon, 27 Apr 2026 10:10:59 +0200 Message-ID: <20260427081109.2337731-3-mika.westerberg@linux.intel.com> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20260427081109.2337731-1-mika.westerberg@linux.intel.com> References: <20260427081109.2337731-1-mika.westerberg@linux.intel.com> Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit This happens when firmware connection manager is being used. It will deal with disabling the lane 1 adapter after the tunnel has been established and re-enabling it afterwards. For this reason only do this when we know that lane bonding is possible (e.g running software connection manager). Signed-off-by: Mika Westerberg --- drivers/thunderbolt/xdomain.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/thunderbolt/xdomain.c b/drivers/thunderbolt/xdomain.c index 754808c43f00..57367e18733a 100644 --- a/drivers/thunderbolt/xdomain.c +++ b/drivers/thunderbolt/xdomain.c @@ -1931,7 +1931,13 @@ static void tb_xdomain_link_exit(struct tb_xdomain *xd) if (tb_port_get_link_generation(down) >= 4) { down->bonded = false; down->dual_link_port->bonded = false; - } else if (xd->link_width > TB_LINK_WIDTH_SINGLE) { + return; + } + + if (!xd->bonding_possible) + return; + + if (xd->link_width > TB_LINK_WIDTH_SINGLE) { /* * Just return port structures back to way they were and * update credits. No need to update userspace because -- 2.50.1