linux-kernel - Re: [PATCH v12 06/25] mailbox: Add Gunyah message queue mailbox

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Message-ID: <CABb+yY2Pr30uhQzAdd=G2w=_pYYN926dMMAEgmJ436ZxVjziAQ@mail.gmail.com>
Date:   Tue, 9 May 2023 17:52:56 -0500
From:   Jassi Brar <jassisinghbrar@...il.com>
To:     Elliot Berman <quic_eberman@...cinc.com>
Cc:     Alex Elder <elder@...aro.org>,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        Prakruthi Deepak Heragu <quic_pheragu@...cinc.com>,
        Jonathan Corbet <corbet@....net>,
        Murali Nalajala <quic_mnalajal@...cinc.com>,
        Trilok Soni <quic_tsoni@...cinc.com>,
        Srivatsa Vaddagiri <quic_svaddagi@...cinc.com>,
        Carl van Schaik <quic_cvanscha@...cinc.com>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Arnd Bergmann <arnd@...db.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Bagas Sanjaya <bagasdotme@...il.com>,
        Will Deacon <will@...nel.org>, Andy Gross <agross@...nel.org>,
        Catalin Marinas <catalin.marinas@....com>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-doc@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v12 06/25] mailbox: Add Gunyah message queue mailbox

On Tue, May 9, 2023 at 3:52 PM Elliot Berman <quic_eberman@...cinc.com> wrote:
>
> Hi Jassi,
>
> On 5/3/2023 11:21 PM, Jassi Brar wrote:
> > On Mon, Apr 24, 2023 at 6:16 PM Elliot Berman <quic_eberman@...cinc.com> wrote:
> >>
> >> Gunyah message queues are a unidirectional inter-VM pipe for messages up
> >> to 1024 bytes. This driver supports pairing a receiver message queue and
> >> a transmitter message queue to expose a single mailbox channel.
> >>
> >> Signed-off-by: Elliot Berman <quic_eberman@...cinc.com>
> >> ---
> >>   Documentation/virt/gunyah/message-queue.rst |   8 +
> >>   drivers/mailbox/Makefile                    |   2 +
> >>   drivers/mailbox/gunyah-msgq.c               | 210 ++++++++++++++++++++
> >>   include/linux/gunyah.h                      |  57 ++++++
> >>
> > include/linux/gunyah.h  and
> > Documentation/virt/gunyah/message-queue.rst would need to exist for
> > this patch to apply.
> > If you made this patch as the first in series, then I could apply.
> >
>
> The mailbox driver is dependent on patches 3-5. Could [1] be picked up
> in meantime?
>
[1] is already upstream.

> I'll talk with QC Landing team folks about strategies to
> merge once they finish review.
>
OK.

cheers.