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=-19.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,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 82D04C4363E for ; Thu, 20 May 2021 11:50:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 60294613AE for ; Thu, 20 May 2021 11:50:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S243760AbhETLvB (ORCPT ); Thu, 20 May 2021 07:51:01 -0400 Received: from mail.kernel.org ([198.145.29.99]:57192 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241768AbhETLgy (ORCPT ); Thu, 20 May 2021 07:36:54 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 7D29E6135A; Thu, 20 May 2021 11:35:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1621510533; bh=24Nsl8oN56bAduw/YicAP/q9D+8TJgKDdu5gQxqytLk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=q4NN7oJFQNSbTFjFIJZRH0n2Umj69/HQJnIO4rJKrFojYNwYJq06LEzjUrr6CWmSd 2V+y+bUPJs293YpQCY/FNVPfECTrhSe0eF7V+VOJJgRSxtoxzQEsZsLhdMnIz0e6pE c60Tb6Hj3zGmYVcVYRnEJKxPKDC4rdmHYF7Shsn7IbvGVHRrzyL2WVAxFpvCaKZH6k j/Y6SS2mkmqygfkx0L5Nn1T7Y+PVTTXU+W4n/Greas/IzrjeX/fWK0MpsM+QfwYVH/ adW3BGzZtZtm6+uZaZoWWLbVUeXVAuQE0PLa7kPnHXfSf9MaV7WL9mtY7wb20rWaKA P/228fWS34oYg== Received: by pali.im (Postfix) id 8C52F9E7; Thu, 20 May 2021 13:35:31 +0200 (CEST) From: =?UTF-8?q?Pali=20Roh=C3=A1r?= To: Gregory CLEMENT , Andrew Lunn Cc: =?UTF-8?q?Marek=20Beh=C3=BAn?= , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v4 mvebu 2/4] firmware: turris-mox-rwtm: report failures better Date: Thu, 20 May 2021 13:35:18 +0200 Message-Id: <20210520113520.32240-3-pali@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210520113520.32240-1-pali@kernel.org> References: <20210308153703.23097-1-kabel@kernel.org> <20210520113520.32240-1-pali@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Marek Behún 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. Signed-off-by: Marek Behún Reviewed-by: Pali Rohár Fixes: 389711b37493 ("firmware: Add Turris Mox rWTM firmware driver") --- 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; -- 2.20.1