From patchwork Mon Jul 19 14:54:38 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Greg Kroah-Hartman X-Patchwork-Id: 480543 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=-20.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, 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 8549BC6379B for ; Mon, 19 Jul 2021 16:21:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 68B6661409 for ; Mon, 19 Jul 2021 16:21:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239920AbhGSPkW (ORCPT ); Mon, 19 Jul 2021 11:40:22 -0400 Received: from mail.kernel.org ([198.145.29.99]:57992 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1349085AbhGSPfo (ORCPT ); Mon, 19 Jul 2021 11:35:44 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 0081D606A5; Mon, 19 Jul 2021 16:16:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1626711380; bh=8OSx8Rdm8fT9JVL+xRU1VFRKG1VsfQ8GgxRte4/oIWc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=MVAjMV633vzRSkixaiaoVJM4Ubyq4aiKDUErfj2ZFJjdSzx9u1czC5pJt6LsRAAfR PBzVjXs5tR/hGoyHgPpv+gNsymmY38LWJvaYranVj+Mi2EUUrkrT0ZUXzfb1mfHs9c VjcdZ90wm95zHdoz+H19Wo9DtYLm2o0f6mA6wd5s= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, =?utf-8?q?Marek_Beh=C3=BAn?= , =?utf-8?q?Pali_Roh=C3=A1r?= , Andrew Lunn , Gregory CLEMENT , Sasha Levin Subject: [PATCH 5.13 332/351] firmware: turris-mox-rwtm: report failures better Date: Mon, 19 Jul 2021 16:54:38 +0200 Message-Id: <20210719144956.048493733@linuxfoundation.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210719144944.537151528@linuxfoundation.org> References: <20210719144944.537151528@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Marek Behún [ Upstream commit 72f99888944c44de1c899bbe44db1e53bdc9d994 ] Report a notice level message if a command is not supported by the rWTM firmware. This should not be an error, merely a notice, because the firmware can be used on boards that do not have manufacturing information burned. Fixes: 389711b37493 ("firmware: Add Turris Mox rWTM firmware driver") Signed-off-by: Marek Behún Reviewed-by: Pali Rohár Reviewed-by: Andrew Lunn Signed-off-by: Gregory CLEMENT Signed-off-by: Sasha Levin --- drivers/firmware/turris-mox-rwtm.c | 18 ++++++++++++------ 1 file changed, 12 insertions(+), 6 deletions(-) diff --git a/drivers/firmware/turris-mox-rwtm.c b/drivers/firmware/turris-mox-rwtm.c index f85acdb3130c..d7e3489e4bf2 100644 --- a/drivers/firmware/turris-mox-rwtm.c +++ b/drivers/firmware/turris-mox-rwtm.c @@ -204,11 +204,14 @@ static int mox_get_board_info(struct mox_rwtm *rwtm) return ret; ret = mox_get_status(MBOX_CMD_BOARD_INFO, reply->retval); - if (ret < 0 && ret != -ENODATA) { - return ret; - } else if (ret == -ENODATA) { + if (ret == -ENODATA) { dev_warn(rwtm->dev, "Board does not have manufacturing information burned!\n"); + } else if (ret == -ENOSYS) { + dev_notice(rwtm->dev, + "Firmware does not support the BOARD_INFO command\n"); + } else if (ret < 0) { + return ret; } else { rwtm->serial_number = reply->status[1]; rwtm->serial_number <<= 32; @@ -237,10 +240,13 @@ static int mox_get_board_info(struct mox_rwtm *rwtm) return ret; ret = mox_get_status(MBOX_CMD_ECDSA_PUB_KEY, reply->retval); - if (ret < 0 && ret != -ENODATA) { - return ret; - } else if (ret == -ENODATA) { + if (ret == -ENODATA) { dev_warn(rwtm->dev, "Board has no public key burned!\n"); + } else if (ret == -ENOSYS) { + dev_notice(rwtm->dev, + "Firmware does not support the ECDSA_PUB_KEY command\n"); + } else if (ret < 0) { + return ret; } else { u32 *s = reply->status;