linux-kernel - Re: [PATCH v2] Bluetooth: btusb: Add WCN6855 devcoredump support

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Message-ID: <CAA8EJpqz9o9CtAnXRE86kw-cfL=_d-c5BDAXwQLSJAyZRy_fEg@mail.gmail.com>
Date:   Tue, 18 Apr 2023 12:02:45 +0300
From:   Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To:     "Tim Jiang (QUIC)" <quic_tjiang@...cinc.com>
Cc:     "marcel@...tmann.org" <marcel@...tmann.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-bluetooth@...r.kernel.org" <linux-bluetooth@...r.kernel.org>,
        "linux-arm-msm@...r.kernel.org" <linux-arm-msm@...r.kernel.org>,
        "Balakrishna Godavarthi (QUIC)" <quic_bgodavar@...cinc.com>,
        "Hemant Gupta (QUIC)" <quic_hemantg@...cinc.com>,
        "mka@...omium.org" <mka@...omium.org>
Subject: Re: [PATCH v2] Bluetooth: btusb: Add WCN6855 devcoredump support

On Tue, 18 Apr 2023 at 04:02, Tim Jiang (QUIC) <quic_tjiang@...cinc.com> wrote:
>
> Hi Dmitry:
>
> -----Original Message-----
> From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
> Sent: Saturday, April 15, 2023 5:03 AM
> To: Tim Jiang (QUIC) <quic_tjiang@...cinc.com>
> Cc: marcel@...tmann.org; linux-kernel@...r.kernel.org; linux-bluetooth@...r.kernel.org; linux-arm-msm@...r.kernel.org; Balakrishna Godavarthi (QUIC) <quic_bgodavar@...cinc.com>; Hemant Gupta (QUIC) <quic_hemantg@...cinc.com>; mka@...omium.org
> Subject: Re: [PATCH v2] Bluetooth: btusb: Add WCN6855 devcoredump support
>
> On Thu, 13 Apr 2023 at 09:44, Tim Jiang <quic_tjiang@...cinc.com> wrote:
> >
> > WCN6855 will report memdump via ACL data or HCI event when it get
> > crashed, so we collect memdump to debug firmware.
>
> Is it applicable only to wcn6855 or to some of earlier chips too?
>  [Tim]  Also applicable to earlier chips , but currently google only require us to support wcn6855

Since upstream is not a google kernel, please enable this feature for
all relevant chipsets.

>
> >
> > Signed-off-by: Tim Jiang <quic_tjiang@...cinc.com>
> > ---
> >  drivers/bluetooth/btusb.c | 222
> > ++++++++++++++++++++++++++++++++++++++
> >  1 file changed, 222 insertions(+)




-- 
With best wishes
Dmitry