From: Koba Ko <koba.ko@canonical.com>
To: Marcel Holtmann <marcel@holtmann.org>
Cc: Johan Hedberg <johan.hedberg@gmail.com>,
Luiz Augusto von Dentz <luiz.dentz@gmail.com>,
"David S. Miller" <davem@davemloft.net>,
Jakub Kicinski <kuba@kernel.org>,
BlueZ <linux-bluetooth@vger.kernel.org>,
"open list:NETWORKING [GENERAL]" <netdev@vger.kernel.org>,
open list <linux-kernel@vger.kernel.org>,
Archie Pusaka <apusaka@google.com>
Subject: Re: [PATCH] Bluetooth: msft: add a bluetooth parameter, msft_enable
Date: Thu, 12 Aug 2021 14:00:17 +0800 [thread overview]
Message-ID: <CAJB-X+WEDyQUpZwbWnS7mHOZvNmsnCJ=PJnuTTUjdmJpKDCzfw@mail.gmail.com> (raw)
In-Reply-To: <CAJB-X+W22r8sDhKj0LwtLCu9h2f1f=mX65nQtAN9nr=UujjDSw@mail.gmail.com>
On Thu, Aug 12, 2021 at 1:37 PM Koba Ko <koba.ko@canonical.com> wrote:
>
> On Thu, Aug 12, 2021 at 1:29 PM Marcel Holtmann <marcel@holtmann.org> wrote:
> >
> > Hi Koba,
> >
> > > With Intel AC9560, follow this scenario and can't turn on bt since.
> > > 1. turn off BT
> > > 2. then suspend&resume multiple times
> > > 3. turn on BT
> > >
> > > Get this error message after turn on bt.
> > > [ 877.194032] Bluetooth: hci0: urb 0000000061b9a002 failed to resubmit (113)
> > > [ 886.941327] Bluetooth: hci0: Failed to read MSFT supported features (-110)
> > >
> > > Remove msft from compilation would be helpful.
> > > Turn off msft would be also helpful.
> > >
> > > Because msft is enabled as default and can't turn off without
> > > compliation,
> > > Introduce a bluetooth parameter, msft_enable, to control.
> > >
> > > Signed-off-by: Koba Ko <koba.ko@canonical.com>
> > > ---
> > > include/net/bluetooth/hci_core.h | 1 +
> > > net/bluetooth/hci_core.c | 16 ++++++++++++++++
> > > net/bluetooth/msft.c | 30 +++++++++++++++++++++++++++++-
> > > 3 files changed, 46 insertions(+), 1 deletion(-)
> >
> > NAK.
> >
> > This is for the Intel guys to figure out. Otherwise I am going to disable MSFT extension for AC9560 completely. What is your hw_variant for that hardware?
> Would you please guide to dump hw_variant? thanks
Found it,
Bluetooth: hci0: Found Intel DDC parameters: intel/ibt-19-0-1.ddc
> >
> > Regards
> >
> > Marcel
> >
prev parent reply other threads:[~2021-08-12 6:00 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-12 4:23 [PATCH] Bluetooth: msft: add a bluetooth parameter, msft_enable Koba Ko
2021-08-12 5:14 ` bluez.test.bot
2021-08-12 5:29 ` [PATCH] " Marcel Holtmann
2021-08-12 5:37 ` Koba Ko
2021-08-12 6:00 ` Koba Ko [this message]
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