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Message-Id: <FC2D8E58-CA2D-4115-9E62-DF6D69A483CF@holtmann.org> Date: Tue, 26 Dec 2017 22:01:46 +0100 From: Marcel Holtmann <marcel@...tmann.org> To: Kai-Heng Feng <kai.heng.feng@...onical.com>, Greg Kroah-Hartman <gregkh@...uxfoundation.org> Cc: 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 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? Regards Marcel
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