From patchwork Wed Aug 25 07:31:34 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zijun Hu X-Patchwork-Id: 502990 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,DKIM_SIGNED, DKIM_VALID, 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 BB851C4338F for ; Wed, 25 Aug 2021 07:31:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A377661373 for ; Wed, 25 Aug 2021 07:31:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238728AbhHYHca (ORCPT ); Wed, 25 Aug 2021 03:32:30 -0400 Received: from m43-7.mailgun.net ([69.72.43.7]:54107 "EHLO m43-7.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238536AbhHYHca (ORCPT ); Wed, 25 Aug 2021 03:32:30 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1629876705; h=Message-Id: Date: Subject: Cc: To: From: Sender; bh=muFnC5CB8vQwdeeZe3GavEP9rdRjg8DHJtit/NuRghU=; b=YpwAZwdupbEp5Q9ZChwYRAnXUhLmFZH/47D2v60TB+OU/jjv0EDHkGrkN3VpHRytAd3yTxFW Le6tDX2Xu2ltXyuj7MosCnjsnb7x0+1mY9j2Ijk5+NxyacH7cCVsuxuckLwONUNouAeIng42 hltntvRvPcZ1H7csJhWipXDdkVA= X-Mailgun-Sending-Ip: 69.72.43.7 X-Mailgun-Sid: WyI2MTA3ZSIsICJsaW51eC1ibHVldG9vdGhAdmdlci5rZXJuZWwub3JnIiwgImJlOWU0YSJd Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n03.prod.us-east-1.postgun.com with SMTP id 6125f1e0c603a0154f37fe5b (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Wed, 25 Aug 2021 07:31:44 GMT Sender: zijuhu=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 60E12C4338F; Wed, 25 Aug 2021 07:31:43 +0000 (UTC) Received: from zijuhu-gv.qualcomm.com (unknown [180.166.53.21]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: zijuhu) by smtp.codeaurora.org (Postfix) with ESMTPSA id 8885AC4338F; Wed, 25 Aug 2021 07:31:38 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 smtp.codeaurora.org 8885AC4338F Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=fail smtp.mailfrom=codeaurora.org From: Zijun Hu To: marcel@holtmann.org, johan.hedberg@gmail.com, luiz.dentz@gmail.com Cc: linux-kernel@vger.kernel.org, linux-bluetooth@vger.kernel.org, linux-arm-msm@vger.kernel.org, bgodavar@codeaurora.org, c-hbandi@codeaurora.org, hemantg@codeaurora.org, mka@chromium.org, rjliao@codeaurora.org, zijuhu@codeaurora.org, tjiang@codeaurora.org Subject: [PATCH v6] Bluetooth: btusb: Add support using different nvm for variant WCN6855 controller Date: Wed, 25 Aug 2021 15:31:34 +0800 Message-Id: <1629876694-8303-1-git-send-email-zijuhu@codeaurora.org> X-Mailer: git-send-email 2.7.4 Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org From: Tim Jiang the RF perfermence of wcn6855 soc chip from different foundries will be difference, so we should use different nvm to configure them. Signed-off-by: Tim Jiang --- drivers/bluetooth/btusb.c | 48 +++++++++++++++++++++++++++++++++++------------ 1 file changed, 36 insertions(+), 12 deletions(-) diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index 60d2fce59a71..ed01b966ccd4 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -3141,6 +3141,9 @@ static int btusb_set_bdaddr_wcn6855(struct hci_dev *hdev, #define QCA_DFU_TIMEOUT 3000 #define QCA_FLAG_MULTI_NVM 0x80 +#define WCN6855_2_0_RAM_VERSION_GF 0x400c1200 +#define WCN6855_2_1_RAM_VERSION_GF 0x400c1211 + struct qca_version { __le32 rom_version; __le32 patch_version; @@ -3172,6 +3175,7 @@ static const struct qca_device_info qca_devices_table[] = { { 0x00000302, 28, 4, 16 }, /* Rome 3.2 */ { 0x00130100, 40, 4, 16 }, /* WCN6855 1.0 */ { 0x00130200, 40, 4, 16 }, /* WCN6855 2.0 */ + { 0x00130201, 40, 4, 16 }, /* WCN6855 2.1 */ }; static int btusb_qca_send_vendor_req(struct usb_device *udev, u8 request, @@ -3326,27 +3330,47 @@ static int btusb_setup_qca_load_rampatch(struct hci_dev *hdev, return err; } -static int btusb_setup_qca_load_nvm(struct hci_dev *hdev, - struct qca_version *ver, - const struct qca_device_info *info) +static void btusb_generate_qca_nvm_name(char **fwname, + int max_size, + struct qca_version *ver, + char *foundry) { - const struct firmware *fw; - char fwname[64]; - int err; + char *separator = (foundry == NULL) ? "" : "_"; + u16 board_id = le16_to_cpu(ver->board_id); + u32 rom_version = le32_to_cpu(ver->rom_version); if (((ver->flag >> 8) & 0xff) == QCA_FLAG_MULTI_NVM) { /* if boardid equal 0, use default nvm without surfix */ if (le16_to_cpu(ver->board_id) == 0x0) { - snprintf(fwname, sizeof(fwname), "qca/nvm_usb_%08x.bin", - le32_to_cpu(ver->rom_version)); + snprintf(fwname, sizeof(fwname), "qca/nvm_usb_%08x%s%s.bin", + rom_version, separator, foundry); } else { - snprintf(fwname, sizeof(fwname), "qca/nvm_usb_%08x_%04x.bin", - le32_to_cpu(ver->rom_version), - le16_to_cpu(ver->board_id)); + snprintf(fwname, sizeof(fwname), "qca/nvm_usb_%08x%s%s%04x.bin", + rom_version, separator, foundry, board_id); } } else { snprintf(fwname, sizeof(fwname), "qca/nvm_usb_%08x.bin", - le32_to_cpu(ver->rom_version)); + rom_version); + } + +} + +static int btusb_setup_qca_load_nvm(struct hci_dev *hdev, + struct qca_version *ver, + const struct qca_device_info *info) +{ + const struct firmware *fw; + char fwname[64]; + int err; + + switch (ver->ram_version) { + case WCN6855_2_0_RAM_VERSION_GF: + case WCN6855_2_1_RAM_VERSION_GF: + btusb_generate_qca_nvm_name(&fwname, sizeof(fwname), ver, "gf"); + break; + default: + btusb_generate_qca_nvm_name(&fwname, sizeof(fwname), ver, NULL); + break; } err = request_firmware(&fw, fwname, &hdev->dev);