From patchwork Tue May 18 02:16:42 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zijun Hu X-Patchwork-Id: 442604 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 E3ABBC433ED for ; Tue, 18 May 2021 02:16:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C41CB61263 for ; Tue, 18 May 2021 02:16:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1346234AbhERCSK (ORCPT ); Mon, 17 May 2021 22:18:10 -0400 Received: from so254-9.mailgun.net ([198.61.254.9]:53188 "EHLO so254-9.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1346230AbhERCSJ (ORCPT ); Mon, 17 May 2021 22:18:09 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1621304212; h=Message-Id: Date: Subject: Cc: To: From: Sender; bh=wXOZDBYYVOrLA+k0DLX8GUA/hjImHWC+dSZy1ah78MY=; b=gyaWrJSieHcd2tVl+sVjQraE7Mgi/s2il4l2ifOHy/uJthpeqdoTpvBWZT98mfUJddGWBXJO B+kHpBZNIk6OjfvtYe8AsWOavwTTRLaCCtTuqxvywCmQQoCF9qzxQJTJmvc4nUiyKGB+UTCC LZ6nVQVMDn+4t1yPHGCVD/7O1a4= X-Mailgun-Sending-Ip: 198.61.254.9 X-Mailgun-Sid: WyI1MzIzYiIsICJsaW51eC1hcm0tbXNtQHZnZXIua2VybmVsLm9yZyIsICJiZTllNGEiXQ== Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n05.prod.us-east-1.postgun.com with SMTP id 60a32393063320cd13185228 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Tue, 18 May 2021 02:16:51 GMT Sender: zijuhu=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 873E8C43217; Tue, 18 May 2021 02:16:50 +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 2134EC433D3; Tue, 18 May 2021 02:16:46 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 2134EC433D3 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=zijuhu@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 v1] Bluetooth: btusb: fix bt fiwmare downloading failure issue for qca btsoc. Date: Tue, 18 May 2021 10:16:42 +0800 Message-Id: <1621304202-5675-1-git-send-email-zijuhu@codeaurora.org> X-Mailer: git-send-email 2.7.4 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org From: Tim Jiang This is btsoc timing issue, host add 20ms delay as workaround. Signed-off-by: Tim Jiang --- drivers/bluetooth/btusb.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index 5245714..b0743db 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -4064,6 +4064,7 @@ static int btusb_setup_qca_download_fw(struct hci_dev *hdev, sent += size; count -= size; + msleep(20); while (count) { size = min_t(size_t, count, QCA_DFU_PACKET_LEN);