Re: [PATCH 2/2] usb: quirks: Add reset-resume quirk for Dell DW1820 QCA Rome Bluetooth

From: Greg Kroah-Hartman
Date: Wed Dec 27 2017 - 07:57:41 EST


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@xxxxxxxxxxxxxxx
> > Cc: Leif Liddy <leif.linux@xxxxxxxxx>
> > Cc: Matthias Kaehlcke <mka@xxxxxxxxxxxx>
> > Cc: Brian Norris <briannorris@xxxxxxxxxxxx>
> > Cc: Daniel Drake <drake@xxxxxxxxxxxx>
> > Signed-off-by: Kai-Heng Feng <kai.heng.feng@xxxxxxxxxxxxx>
> >
> > ---
> > 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@xxxxxxxxxxxxxxxxxxx>