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Message-ID: <20171227125204.GE3373@kroah.com>
Date:   Wed, 27 Dec 2017 13:52:04 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Marcel Holtmann <marcel@...tmann.org>
Cc:     Kai-Heng Feng <kai.heng.feng@...onical.com>,
        linux-usb@...r.kernel.org,
        "open list:BLUETOOTH DRIVERS" <linux-bluetooth@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        stable <stable@...r.kernel.org>,
        Leif Liddy <leif.linux@...il.com>,
        Matthias Kaehlcke <mka@...omium.org>,
        Brian Norris <briannorris@...omium.org>,
        Daniel Drake <drake@...lessm.com>
Subject: Re: [PATCH 2/2] usb: quirks: Add reset-resume quirk for Dell DW1820
 QCA Rome Bluetooth

On Tue, Dec 26, 2017 at 10:01:46PM +0100, Marcel Holtmann wrote:
> Hi Greg,
> 
> > 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@...r.kernel.org
> > Cc: Leif Liddy <leif.linux@...il.com>
> > Cc: Matthias Kaehlcke <mka@...omium.org>
> > Cc: Brian Norris <briannorris@...omium.org>
> > Cc: Daniel Drake <drake@...lessm.com>
> > Signed-off-by: Kai-Heng Feng <kai.heng.feng@...onical.com>
> > 
> > ---
> > 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 },
> > +
> 
> can I get an ACK from you to take this patch through bluetooth-next tree? Or are you planning to take it?

It's not in my queue at all, so I didn't even have the chance to take it
:)

Acked-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

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