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=-3.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no 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 B61E6C433E0 for ; Fri, 29 May 2020 11:45:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9C517207F5 for ; Fri, 29 May 2020 11:45:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726549AbgE2LpZ (ORCPT ); Fri, 29 May 2020 07:45:25 -0400 Received: from coyote.holtmann.net ([212.227.132.17]:49312 "EHLO mail.holtmann.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725562AbgE2LpY (ORCPT ); Fri, 29 May 2020 07:45:24 -0400 Received: from marcel-macbook.fritz.box (p4fefc5a7.dip0.t-ipconnect.de [79.239.197.167]) by mail.holtmann.org (Postfix) with ESMTPSA id D21D7CECD4; Fri, 29 May 2020 13:55:08 +0200 (CEST) Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 13.4 \(3608.80.23.2.2\)) Subject: Re: [PATCH v1] Bluetooth: hci_qca: Fix qca6390 enable failure after warm reboot From: Marcel Holtmann In-Reply-To: <1590719360-28257-1-git-send-email-zijuhu@codeaurora.org> Date: Fri, 29 May 2020 13:45:21 +0200 Cc: Johan Hedberg , 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 Content-Transfer-Encoding: 7bit Message-Id: <6C68EF2F-7DEC-4CA4-A0E8-8C775B3CF62B@holtmann.org> References: <1590719360-28257-1-git-send-email-zijuhu@codeaurora.org> To: Zijun Hu X-Mailer: Apple Mail (2.3608.80.23.2.2) Sender: linux-bluetooth-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org Hi Zijun, > On May 29, 2020, at 04:29, Zijun Hu wrote: > > Warm reboot can not reset controller qca6390 due to > lack of controllable power supply, so causes firmware > download failure during enable. > > Fixed by sending VSC EDL_SOC_RESET to reset qca6390 > within added device shutdown implementation. > > Signed-off-by: Zijun Hu > Tested-by: Zijun Hu > --- > drivers/bluetooth/hci_qca.c | 33 +++++++++++++++++++++++++++++++++ > 1 file changed, 33 insertions(+) patch does not apply to bluetooth-next tree, please rebase. Regards Marcel