From patchwork Thu Dec 3 15:39:50 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bongsu Jeon X-Patchwork-Id: 11949021 X-Patchwork-Delegate: kuba@kernel.org 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=-15.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 96267C4361A for ; Thu, 3 Dec 2020 15:40:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3B9E420709 for ; Thu, 3 Dec 2020 15:40:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731036AbgLCPki (ORCPT ); Thu, 3 Dec 2020 10:40:38 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51090 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726111AbgLCPki (ORCPT ); Thu, 3 Dec 2020 10:40:38 -0500 Received: from mail-pj1-x1042.google.com (mail-pj1-x1042.google.com [IPv6:2607:f8b0:4864:20::1042]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 34732C061A4E; Thu, 3 Dec 2020 07:40:13 -0800 (PST) Received: by mail-pj1-x1042.google.com with SMTP id p21so2256536pjv.0; Thu, 03 Dec 2020 07:40:13 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id; bh=nJMrfjYEfkLIdA9yzYR+YuyclC4kKW22S+3DhIBnUgc=; b=uFSVZX00hnliG+U1Wh4tAdQny5nLdxQBe3LvKtnhaikeaXSyU5PmOMWOT3uxuUPAzo 7uISMQlMlAb1IkO8mmtu16XaXr6MrpuDHGrmmmjHDSvEXjtIPPiVzqLZDTawNkQdUumG 1L4ydeHv5JR9Us2FDsRLIkSKBeKK1kyIJCtOaRB1ALAXvGv3N0lGOmk+3GyvrLZJoXLz E0myUsarzHYSzodROYGe/Hog4u0wk5fJUtGpB+EyqYVbkn5yjHDM9mcDbOJg9MEtbxLq pyYQogfHTREuesal9Fou2h4kuhPy8cEZLPduX/9m3eoK8CXDqOk7vx0TUixK/lS+2ATz /ylQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=nJMrfjYEfkLIdA9yzYR+YuyclC4kKW22S+3DhIBnUgc=; b=XssT9qMr5lI510Q96XhlqOmwlttHMuxrnFJTdQ0FbWhxFlV/+wizM7GFn0XxLV+t1p 43sYt+6PsF2WTTqzDpOQVYvVeN50rGpmyaDq+vwycCSgDQwiCtNexM7VSjheKTQHsbbM 8XyKwTEVkhwNjsPPzCrRWPXPpx14QtRon/WqiXgJ5wlV6JNEJLhJngoUs2fZGywisidi L7yPwhEP1L7Leofb6ydWM2rntB0yX+WrJR7pkat+U0vgkXsZEVDHw/n8M5QqFd1YE6Vr VucL/ZGgyzkgKqWKn/TxNBkVJx34qcri9B3YveNe7z+XNbalEd9E0SGZfZoyqXYw0wol FpGA== X-Gm-Message-State: AOAM532stxmXiLcqb/c2pgxFI71jVed6ZW1MRfTVeqq+A7+6hOSymv+6 a3/j+uA48K/K7kdXI2ZKfKJLKU+xxfw= X-Google-Smtp-Source: ABdhPJwr7PQ0UJNHqTKpmj4wLln2vZqfy+j8pJXcH52bXRMB18zrgOQIkJEa7yNlNg2dEUuUMILUpw== X-Received: by 2002:a17:902:9b97:b029:da:4299:2214 with SMTP id y23-20020a1709029b97b02900da42992214mr3584277plp.37.1607010012678; Thu, 03 Dec 2020 07:40:12 -0800 (PST) Received: from localhost.localdomain ([182.226.226.37]) by smtp.googlemail.com with ESMTPSA id s65sm1515681pgb.78.2020.12.03.07.40.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 03 Dec 2020 07:40:11 -0800 (PST) From: Bongsu Jeon X-Google-Original-From: Bongsu Jeon To: krzk@kernel.org Cc: linux-nfc@lists.01.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Bongsu Jeon Subject: [PATCH net-next] nfc: s3fwrn5: skip the NFC bootloader mode Date: Fri, 4 Dec 2020 00:39:50 +0900 Message-Id: <20201203153950.13772-1-bongsu.jeon@samsung.com> X-Mailer: git-send-email 2.17.1 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org From: Bongsu Jeon If there isn't proper NFC firmware image, Bootloader mode will be skipped. Signed-off-by: Bongsu Jeon --- drivers/nfc/s3fwrn5/core.c | 44 ++++++++++++++++++++++++---------- drivers/nfc/s3fwrn5/firmware.c | 11 +-------- drivers/nfc/s3fwrn5/firmware.h | 1 + 3 files changed, 33 insertions(+), 23 deletions(-) diff --git a/drivers/nfc/s3fwrn5/core.c b/drivers/nfc/s3fwrn5/core.c index f8e5d78d9078..df89bc5d7338 100644 --- a/drivers/nfc/s3fwrn5/core.c +++ b/drivers/nfc/s3fwrn5/core.c @@ -20,13 +20,26 @@ NFC_PROTO_ISO14443_B_MASK | \ NFC_PROTO_ISO15693_MASK) +static int s3fwrn5_firmware_init(struct s3fwrn5_info *info) +{ + struct s3fwrn5_fw_info *fw_info = &info->fw_info; + int ret; + + s3fwrn5_fw_init(fw_info, "sec_s3fwrn5_firmware.bin"); + + /* Get firmware data */ + ret = s3fwrn5_fw_request_firmware(fw_info); + if (ret < 0) + dev_err(&fw_info->ndev->nfc_dev->dev, + "Failed to get fw file, ret=%02x\n", ret); + return ret; +} + static int s3fwrn5_firmware_update(struct s3fwrn5_info *info) { bool need_update; int ret; - s3fwrn5_fw_init(&info->fw_info, "sec_s3fwrn5_firmware.bin"); - /* Update firmware */ s3fwrn5_set_wake(info, false); @@ -109,21 +122,26 @@ static int s3fwrn5_nci_post_setup(struct nci_dev *ndev) struct s3fwrn5_info *info = nci_get_drvdata(ndev); int ret; - ret = s3fwrn5_firmware_update(info); - if (ret < 0) - goto out; + if (s3fwrn5_firmware_init(info) == 0) { + ret = s3fwrn5_firmware_update(info); + if (ret < 0) + goto out; - /* NCI core reset */ - - s3fwrn5_set_mode(info, S3FWRN5_MODE_NCI); - s3fwrn5_set_wake(info, true); + /* NCI core reset */ - ret = nci_core_reset(info->ndev); - if (ret < 0) - goto out; + s3fwrn5_set_mode(info, S3FWRN5_MODE_NCI); + s3fwrn5_set_wake(info, true); - ret = nci_core_init(info->ndev); + ret = nci_core_reset(info->ndev); + if (ret < 0) + goto out; + ret = nci_core_init(info->ndev); + } else { + dev_info(&info->ndev->nfc_dev->dev, + "skip bootloader mode\n"); + ret = 0; + } out: return ret; } diff --git a/drivers/nfc/s3fwrn5/firmware.c b/drivers/nfc/s3fwrn5/firmware.c index 4cde6dd5c019..4b5352e2b915 100644 --- a/drivers/nfc/s3fwrn5/firmware.c +++ b/drivers/nfc/s3fwrn5/firmware.c @@ -280,7 +280,7 @@ static int s3fwrn5_fw_complete_update_mode(struct s3fwrn5_fw_info *fw_info) #define S3FWRN5_FW_IMAGE_HEADER_SIZE 44 -static int s3fwrn5_fw_request_firmware(struct s3fwrn5_fw_info *fw_info) +int s3fwrn5_fw_request_firmware(struct s3fwrn5_fw_info *fw_info) { struct s3fwrn5_fw_image *fw = &fw_info->fw; u32 sig_off; @@ -358,15 +358,6 @@ int s3fwrn5_fw_setup(struct s3fwrn5_fw_info *fw_info) struct s3fwrn5_fw_cmd_get_bootinfo_rsp bootinfo; int ret; - /* Get firmware data */ - - ret = s3fwrn5_fw_request_firmware(fw_info); - if (ret < 0) { - dev_err(&fw_info->ndev->nfc_dev->dev, - "Failed to get fw file, ret=%02x\n", ret); - return ret; - } - /* Get bootloader info */ ret = s3fwrn5_fw_get_bootinfo(fw_info, &bootinfo); diff --git a/drivers/nfc/s3fwrn5/firmware.h b/drivers/nfc/s3fwrn5/firmware.h index 3c83e6730d30..3a82ce5837fb 100644 --- a/drivers/nfc/s3fwrn5/firmware.h +++ b/drivers/nfc/s3fwrn5/firmware.h @@ -89,6 +89,7 @@ struct s3fwrn5_fw_info { char parity; }; +int s3fwrn5_fw_request_firmware(struct s3fwrn5_fw_info *fw_info); void s3fwrn5_fw_init(struct s3fwrn5_fw_info *fw_info, const char *fw_name); int s3fwrn5_fw_setup(struct s3fwrn5_fw_info *fw_info); bool s3fwrn5_fw_check_version(const struct s3fwrn5_fw_info *fw_info, u32 version);