Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754230AbdL1UPr (ORCPT ); Thu, 28 Dec 2017 15:15:47 -0500 Received: from coyote.holtmann.net ([212.227.132.17]:43852 "EHLO mail.holtmann.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750854AbdL1UPq (ORCPT ); Thu, 28 Dec 2017 15:15:46 -0500 Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 11.2 \(3445.5.20\)) Subject: Re: [PATCH 2/2] usb: quirks: Add reset-resume quirk for Dell DW1820 QCA Rome Bluetooth From: Marcel Holtmann In-Reply-To: <20171220110008.11856-2-kai.heng.feng@canonical.com> Date: Thu, 28 Dec 2017 21:15:43 +0100 Cc: Greg Kroah-Hartman , linux-usb@vger.kernel.org, "open list:BLUETOOTH DRIVERS" , Linux Kernel Mailing List , stable , Leif Liddy , Matthias Kaehlcke , Brian Norris , Daniel Drake Content-Transfer-Encoding: 7bit Message-Id: <446583FE-6E63-47A0-921B-6FF2EC9C452C@holtmann.org> References: <20171220110008.11856-1-kai.heng.feng@canonical.com> <20171220110008.11856-2-kai.heng.feng@canonical.com> To: Kai-Heng Feng X-Mailer: Apple Mail (2.3445.5.20) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 837 Lines: 28 Hi Kai-Heng, > Commit ("fd865802c66bc451dc515ed89360f84376ce1a56 Bluetooth: btusb: fix > QCA Rome suspend/resume") enables reset_resume in btusb_probe(). This > makes the device resets during btusb_open(), firmware loading gets > interrupted as a result. > > We still want to reset the device to solve the original issue, but we > should do it before btusb_open(). > > Hence, add reset-resume quirk in usb core intead of btusb. > > Cc: stable@vger.kernel.org > Cc: Leif Liddy > Cc: Matthias Kaehlcke > Cc: Brian Norris > Cc: Daniel Drake > Signed-off-by: Kai-Heng Feng > > --- > drivers/usb/core/quirks.c | 3 +++ > 1 file changed, 3 insertions(+) patch has been applied to bluetooth-next tree. Regards Marcel