From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 52F60C64E69 for ; Thu, 19 Nov 2020 15:55:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 22B4C22256 for ; Thu, 19 Nov 2020 15:55:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729025AbgKSPzf (ORCPT ); Thu, 19 Nov 2020 10:55:35 -0500 Received: from mga02.intel.com ([134.134.136.20]:65089 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728980AbgKSPza (ORCPT ); Thu, 19 Nov 2020 10:55:30 -0500 IronPort-SDR: he0+Go827i2Nmdn64GwnUIXRDQrq97W0LnHw4+4m5UX1FAy2XmnEE29gJBWkVcmgsFan5DwINu JZjUTYSNp7jg== X-IronPort-AV: E=McAfee;i="6000,8403,9809"; a="158342916" X-IronPort-AV: E=Sophos;i="5.78,490,1599548400"; d="scan'208";a="158342916" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Nov 2020 07:55:29 -0800 IronPort-SDR: SjRyIXEzIq57x6z7qYadRpAMIW2O4VKSv19lD7gjPWyuaDzA7A3A3IGWIMoX82aDZHnqgXZbTG U9/gD9ctzvMw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.78,490,1599548400"; d="scan'208";a="341725623" Received: from black.fi.intel.com ([10.237.72.28]) by orsmga002.jf.intel.com with ESMTP; 19 Nov 2020 07:55:27 -0800 Received: by black.fi.intel.com (Postfix, from userid 1001) id E70C449A; Thu, 19 Nov 2020 17:55:23 +0200 (EET) From: Mika Westerberg To: linux-kernel@vger.kernel.org Cc: Yehezkel Bernat , Michael Jamet , Andreas Noever , Lukas Wunner , Greg Kroah-Hartman , Mika Westerberg Subject: [PATCH 05/12] thunderbolt: Return -ENOTCONN when ERR_CONN is received Date: Thu, 19 Nov 2020 18:55:16 +0300 Message-Id: <20201119155523.41332-6-mika.westerberg@linux.intel.com> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201119155523.41332-1-mika.westerberg@linux.intel.com> References: <20201119155523.41332-1-mika.westerberg@linux.intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This allows the calling code to distinguish if the error was due to ERR_CONN (adapter is disconneced or disabled) or something else. Will be needed in USB4 router NVM update in the following patch. Signed-off-by: Mika Westerberg --- drivers/thunderbolt/ctl.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/thunderbolt/ctl.c b/drivers/thunderbolt/ctl.c index 1d86e27a0ef3..bac08b820015 100644 --- a/drivers/thunderbolt/ctl.c +++ b/drivers/thunderbolt/ctl.c @@ -962,6 +962,9 @@ static int tb_cfg_get_error(struct tb_ctl *ctl, enum tb_cfg_space space, if (res->tb_error == TB_CFG_ERROR_LOCK) return -EACCES; + else if (res->tb_error == TB_CFG_ERROR_PORT_NOT_CONNECTED) + return -ENOTCONN; + return -EIO; } -- 2.29.2