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From:   Brian Norris <briannorris@chromium.org>
Date:   Mon, 4 Feb 2019 14:54:27 -0800
Message-ID: <CA+ASDXO4bMY9tWjeKND1+7yBC47XimNEohQEpyA-TZxgS7Xiiw@mail.gmail.com>
Subject: Re: [PATCH REGRESSION] Revert "ath10k: add quiet mode support for QCA6174/QCA9377"
To:     Kalle Valo <kvalo@codeaurora.org>
Cc:     ath10k@lists.infradead.org, linux-wireless@vger.kernel.org,
        Linux Kernel <linux-kernel@vger.kernel.org>,
        Yu Wang <yyuwang@codeaurora.org>,
        Rakesh Pillai <pillair@codeaurora.org>,
        Govind Singh <govinds@codeaurora.org>,
        stable <stable@vger.kernel.org>
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On Mon, Feb 4, 2019 at 8:43 AM Kalle Valo <kvalo@codeaurora.org> wrote:
> Brian Norris <briannorris@chromium.org> wrote:
>
> > This reverts commit cfb353c0dc058bc1619cc226d3cbbda1f360bdd3.
> >
> > WCN3990 firmware does not yet implement this feature, and so it crashes
> > like this:
> >
> >   fatal error received: err_qdi.c:456:EX:wlan_process:1:WLAN RT:207a:PC=b001b4f0
> >
> > This feature can be re-implemented with a proper service bitmap or other
> > feature-discovery mechanism in the future. But it should not break
> > working boards.
> >
> > Fixes: cfb353c0dc05 ("ath10k: add quiet mode support for QCA6174/QCA9377")
> > Cc: Yu Wang <yyuwang@codeaurora.org>
> > Cc: Rakesh Pillai <pillair@codeaurora.org>
> > Cc: Govind Singh <govinds@codeaurora.org>
> > Cc: <stable@vger.kernel.org>
> > Signed-off-by: Brian Norris <briannorris@chromium.org>
>
> This regression should be fixed by (which is in v4.20):
>
> 53884577fbce ath10k: skip sending quiet mode cmd for WCN3990
>
> So this revert should not be needed anymore and I'll drop this.

Yes, that seems to work for me. I'll probably replace the revert with
the above in my downstream. Thanks!

Can't really be fixed now, but it would have been nice to have a Fixes
tag on that one.

Brian