Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755053AbdLTLAa (ORCPT ); Wed, 20 Dec 2017 06:00:30 -0500 Received: from youngberry.canonical.com ([91.189.89.112]:34923 "EHLO youngberry.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754404AbdLTLAV (ORCPT ); Wed, 20 Dec 2017 06:00:21 -0500 From: Kai-Heng Feng To: gregkh@linuxfoundation.org, marcel@holtmann.org Cc: linux-usb@vger.kernel.org, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, Kai-Heng Feng , stable@vger.kernel.org, Leif Liddy , Matthias Kaehlcke , Brian Norris , Daniel Drake Subject: [PATCH 2/2] usb: quirks: Add reset-resume quirk for Dell DW1820 QCA Rome Bluetooth Date: Wed, 20 Dec 2017 19:00:08 +0800 Message-Id: <20171220110008.11856-2-kai.heng.feng@canonical.com> X-Mailer: git-send-email 2.14.1 In-Reply-To: <20171220110008.11856-1-kai.heng.feng@canonical.com> References: <20171220110008.11856-1-kai.heng.feng@canonical.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1319 Lines: 37 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(+) diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c index a10b346b9777..96951104c45b 100644 --- a/drivers/usb/core/quirks.c +++ b/drivers/usb/core/quirks.c @@ -197,6 +197,9 @@ static const struct usb_device_id usb_quirk_list[] = { { USB_DEVICE(0x0b05, 0x17e0), .driver_info = USB_QUIRK_IGNORE_REMOTE_WAKEUP }, + /* QCA Rome Bluetooth in Dell DW1820 wireless module */ + { USB_DEVICE(0x0cf3, 0xe007), .driver_info = USB_QUIRK_RESET_RESUME }, + /* Action Semiconductor flash disk */ { USB_DEVICE(0x10d6, 0x2200), .driver_info = USB_QUIRK_STRING_FETCH_255 }, -- 2.14.1