From patchwork Thu May 6 17:33:09 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Venkata Lakshmi Narayana Gubba X-Patchwork-Id: 431728 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,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 B3C24C4361B for ; Thu, 6 May 2021 17:34:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8738A613CE for ; Thu, 6 May 2021 17:34:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236327AbhEFRe5 (ORCPT ); Thu, 6 May 2021 13:34:57 -0400 Received: from alexa-out.qualcomm.com ([129.46.98.28]:43156 "EHLO alexa-out.qualcomm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236301AbhEFRey (ORCPT ); Thu, 6 May 2021 13:34:54 -0400 Received: from ironmsg09-lv.qualcomm.com ([10.47.202.153]) by alexa-out.qualcomm.com with ESMTP; 06 May 2021 10:33:56 -0700 X-QCInternal: smtphost Received: from ironmsg02-blr.qualcomm.com ([10.86.208.131]) by ironmsg09-lv.qualcomm.com with ESMTP/TLS/AES256-SHA; 06 May 2021 10:33:54 -0700 X-QCInternal: smtphost Received: from gubbaven-linux.qualcomm.com ([10.206.64.32]) by ironmsg02-blr.qualcomm.com with ESMTP; 06 May 2021 23:03:15 +0530 Received: by gubbaven-linux.qualcomm.com (Postfix, from userid 2365015) id 6E98321FBE; Thu, 6 May 2021 23:03:14 +0530 (IST) From: Venkata Lakshmi Narayana Gubba To: marcel@holtmann.org, johan.hedberg@gmail.com, devicetree@vger.kernel.org Cc: mka@chromium.org, linux-kernel@vger.kernel.org, linux-bluetooth@vger.kernel.org, hemantg@codeaurora.org, linux-arm-msm@vger.kernel.org, bgodavar@codeaurora.org, rjliao@codeaurora.org, hbandi@codeaurora.org, abhishekpandit@chromium.org, Venkata Lakshmi Narayana Gubba Subject: [PATCH v3 2/5] Bluetooth: btqca: Add support for firmware image with mbn type for WCN6750 Date: Thu, 6 May 2021 23:03:09 +0530 Message-Id: <1620322392-27148-3-git-send-email-gubbaven@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1620322392-27148-1-git-send-email-gubbaven@codeaurora.org> References: <1620322392-27148-1-git-send-email-gubbaven@codeaurora.org> Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org 1. Added support to download firmware image with mbn type for wcn6750 as it supports mbn type image. 2. If mbn type image is not present then check for tlv type image. 3. Added debug logs for mbn type image. Signed-off-by: Venkata Lakshmi Narayana Gubba --- drivers/bluetooth/btqca.c | 69 +++++++++++++++++++++++++++++++++++------------ drivers/bluetooth/btqca.h | 3 ++- 2 files changed, 54 insertions(+), 18 deletions(-) diff --git a/drivers/bluetooth/btqca.c b/drivers/bluetooth/btqca.c index fce808c..320c555 100644 --- a/drivers/bluetooth/btqca.c +++ b/drivers/bluetooth/btqca.c @@ -182,7 +182,8 @@ int qca_send_pre_shutdown_cmd(struct hci_dev *hdev) } EXPORT_SYMBOL_GPL(qca_send_pre_shutdown_cmd); -static void qca_tlv_check_data(struct qca_fw_config *config, +static void qca_tlv_check_data(struct hci_dev *hdev, + struct qca_fw_config *config, const struct firmware *fw, enum qca_btsoc_type soc_type) { const u8 *data; @@ -194,19 +195,21 @@ static void qca_tlv_check_data(struct qca_fw_config *config, struct tlv_type_nvm *tlv_nvm; uint8_t nvm_baud_rate = config->user_baud_rate; - tlv = (struct tlv_type_hdr *)fw->data; - - type_len = le32_to_cpu(tlv->type_len); - length = (type_len >> 8) & 0x00ffffff; - - BT_DBG("TLV Type\t\t : 0x%x", type_len & 0x000000ff); - BT_DBG("Length\t\t : %d bytes", length); - config->dnld_mode = QCA_SKIP_EVT_NONE; config->dnld_type = QCA_SKIP_EVT_NONE; switch (config->type) { + case ELF_TYPE_PATCH: + config->dnld_mode = QCA_SKIP_EVT_VSE_CC; + config->dnld_type = QCA_SKIP_EVT_VSE_CC; + + bt_dev_dbg(hdev, "File Class : 0x%x", fw->data[4]); + bt_dev_dbg(hdev, "Data Encoding : 0x%x", fw->data[5]); + bt_dev_dbg(hdev, "File version : 0x%x", fw->data[6]); + break; case TLV_TYPE_PATCH: + tlv = (struct tlv_type_hdr *)fw->data; + type_len = le32_to_cpu(tlv->type_len); tlv_patch = (struct tlv_type_patch *)tlv->data; /* For Rome version 1.1 to 3.1, all segment commands @@ -218,6 +221,7 @@ static void qca_tlv_check_data(struct qca_fw_config *config, config->dnld_mode = tlv_patch->download_mode; config->dnld_type = config->dnld_mode; + BT_DBG("TLV Type\t\t : 0x%x", type_len & 0x000000ff); BT_DBG("Total Length : %d bytes", le32_to_cpu(tlv_patch->total_size)); BT_DBG("Patch Data Length : %d bytes", @@ -243,6 +247,14 @@ static void qca_tlv_check_data(struct qca_fw_config *config, break; case TLV_TYPE_NVM: + tlv = (struct tlv_type_hdr *)fw->data; + + type_len = le32_to_cpu(tlv->type_len); + length = (type_len >> 8) & 0x00ffffff; + + BT_DBG("TLV Type\t\t : 0x%x", type_len & 0x000000ff); + BT_DBG("Length\t\t : %d bytes", length); + idx = 0; data = tlv->data; while (idx < length) { @@ -387,7 +399,8 @@ static int qca_inject_cmd_complete_event(struct hci_dev *hdev) static int qca_download_firmware(struct hci_dev *hdev, struct qca_fw_config *config, - enum qca_btsoc_type soc_type) + enum qca_btsoc_type soc_type, + u8 rom_ver) { const struct firmware *fw; const u8 *segment; @@ -397,12 +410,30 @@ static int qca_download_firmware(struct hci_dev *hdev, ret = request_firmware(&fw, config->fwname, &hdev->dev); if (ret) { - bt_dev_err(hdev, "QCA Failed to request file: %s (%d)", - config->fwname, ret); - return ret; + /* For WCN6750, if mbn file is not present then check for + * tlv file. + */ + if (soc_type == QCA_WCN6750 && config->type == ELF_TYPE_PATCH) { + bt_dev_dbg(hdev, "QCA Failed to request file: %s (%d)", + config->fwname, ret); + config->type = TLV_TYPE_PATCH; + snprintf(config->fwname, sizeof(config->fwname), + "qca/msbtfw%02x.tlv", rom_ver); + bt_dev_info(hdev, "QCA Downloading %s", config->fwname); + ret = request_firmware(&fw, config->fwname, &hdev->dev); + if (ret) { + bt_dev_err(hdev, "QCA Failed to request file: %s (%d)", + config->fwname, ret); + return ret; + } + } else { + bt_dev_err(hdev, "QCA Failed to request file: %s (%d)", + config->fwname, ret); + return ret; + } } - qca_tlv_check_data(config, fw, soc_type); + qca_tlv_check_data(hdev, config, fw, soc_type); segment = fw->data; remain = fw->size; @@ -520,14 +551,18 @@ int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate, } else if (soc_type == QCA_WCN6750) { rom_ver = ((soc_ver & 0x00000f00) >> 0x04) | (soc_ver & 0x0000000f); + /* Choose mbn file by default.If mbn file is not found + * then choose tlv file + */ + config.type = ELF_TYPE_PATCH; snprintf(config.fwname, sizeof(config.fwname), - "qca/msbtfw%02x.tlv", rom_ver); + "qca/msbtfw%02x.mbn", rom_ver); } else { snprintf(config.fwname, sizeof(config.fwname), "qca/rampatch_%08x.bin", soc_ver); } - err = qca_download_firmware(hdev, &config, soc_type); + err = qca_download_firmware(hdev, &config, soc_type, rom_ver); if (err < 0) { bt_dev_err(hdev, "QCA Failed to download patch (%d)", err); return err; @@ -560,7 +595,7 @@ int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate, snprintf(config.fwname, sizeof(config.fwname), "qca/nvm_%08x.bin", soc_ver); - err = qca_download_firmware(hdev, &config, soc_type); + err = qca_download_firmware(hdev, &config, soc_type, rom_ver); if (err < 0) { bt_dev_err(hdev, "QCA Failed to download NVM (%d)", err); return err; diff --git a/drivers/bluetooth/btqca.h b/drivers/bluetooth/btqca.h index dd82d2c..5a5e699 100644 --- a/drivers/bluetooth/btqca.h +++ b/drivers/bluetooth/btqca.h @@ -80,7 +80,8 @@ enum qca_tlv_dnld_mode { enum qca_tlv_type { TLV_TYPE_PATCH = 1, - TLV_TYPE_NVM + TLV_TYPE_NVM, + ELF_TYPE_PATCH }; struct qca_fw_config {