linux-kernel - Re: [PATCH] usb: quirks: Add reset-resume quirk for QCA6174 Rome Bluetooth

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Message-Id: <EE575DB4-6097-4FED-84AA-25E6EA1DEA03@holtmann.org>
Date:   Sun, 31 Dec 2017 21:09:34 +0100
From:   Marcel Holtmann <marcel@...tmann.org>
To:     Leif Liddy <leif.linux@...il.com>
Cc:     linux-usb@...r.kernel.org, linux-bluetooth@...r.kernel.org,
        linux-kernel@...r.kernel.org, kai.heng.feng@...onical.com,
        stable@...r.kernel.org, mka@...omium.org, briannorris@...omium.org,
        drake@...lessm.com
Subject: Re: [PATCH] usb: quirks: Add reset-resume quirk for QCA6174 Rome
 Bluetooth

Hi Leif,

> This is a rework of reverted commit fd865802c66bc451dc515ed89360f84376ce1a56
> The issue is that some QCA Rome bluetooth controllers stop functioning upon resume from suspend.
> These devices seem to be losing power during suspend. This patch will enable
> reset_resume in usb core (instead of btusb) and will target the specific device 0x0cf3:0xe300
> 
> Signed-off-by: Leif Liddy <leif.linux@...il.com>
> ---
> drivers/usb/core/quirks.c | 3 +++
> 1 file changed, 3 insertions(+)

patch has been applied to bluetooth-next tree.

Regards

Marcel