linux-kernel - Re: [PATCH 3/3] iwlwifi: Load firmware exclusively for Intel WiFi

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Date:   Wed, 9 Jan 2019 20:39:32 +0200
From:   Emmanuel Grumbach <egrumbach@...il.com>
To:     João Paulo Rechi Vita <jprvita@...il.com>
Cc:     Marcel Holtmann <marcel@...tmann.org>,
        Kai-Heng Feng <kai.heng.feng@...onical.com>,
        Luca Coelho <luciano.coelho@...el.com>,
        Kalle Valo <kvalo@...eaurora.org>,
        Emmanuel Grumbach <emmanuel.grumbach@...el.com>,
        Johannes Berg <johannes.berg@...el.com>,
        "David S. Miller" <davem@...emloft.net>,
        Intel Linux Wireless <linuxwifi@...el.com>,
        linux-wireless <linux-wireless@...r.kernel.org>,
        Network Development <netdev@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Linux Upstreaming Team <linux@...lessm.com>,
        João Paulo Rechi Vita <jprvita@...lessm.com>
Subject: Re: [PATCH 3/3] iwlwifi: Load firmware exclusively for Intel WiFi

Hello,

> > > >
> > > > our hardware teams from the Bluetooth and WiFi side really need to look at this.
> >
> > Were you able to get attention from the hardware teams with the logs
> > I've provided? Are there any news or an idea of when / if we can
> > expect this to be fixed in firmware? If not, do you have suggestions
> > for an alternative solution?
> >
>
> Sorry to bother you again with this, but I'd really like to figure out
> some way forward here. Did you get any feedback from the hardware
> teams? Otherwise, I understand having an inter-dependency between the
> wifi and bt kernel modules is not desirable, so do you have any
> suggestion on how to solve this without adding this dependency?
>

Have you tried the update the BT firmware with what is now available in
mainline linux-firmware.git?
I heard that this problem has now been resolved. After you update the
BT firmware, you need a full power cycle.