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References: <20210511002040.802226-1-peter.hilber@opensynergy.com> <20210511002040.802226-2-peter.hilber@opensynergy.com>
In-Reply-To: <20210511002040.802226-2-peter.hilber@opensynergy.com>
From:   Jassi Brar <jassisinghbrar@gmail.com>
Date:   Sun, 20 Jun 2021 23:09:21 -0500
Message-ID: <CABb+yY2q8Vw90=qEiNSOUZ39ZmX0ECShTvSidLoYCuZ-xGy-Mg@mail.gmail.com>
Subject: Re: [RFC PATCH v3 01/12] firmware: arm_scmi, smccc, mailbox: Make
 shmem based transports optional
To:     Peter Hilber <peter.hilber@opensynergy.com>
Cc:     linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
        Devicetree List <devicetree@vger.kernel.org>,
        Igor Skalkin <igor.skalkin@opensynergy.com>,
        Rob Herring <robh+dt@kernel.org>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        Sudeep Holla <sudeep.holla@arm.com>,
        souvik.chakravarty@arm.com, alex.bennee@linaro.org,
        jean-philippe@linaro.org, mikhail.golubev@opensynergy.com,
        anton.yakovlev@opensynergy.com,
        Vasyl Vavrychuk <Vasyl.Vavrychuk@opensynergy.com>,
        Andriy Tryshnivskyy <Andriy.Tryshnivskyy@opensynergy.com>,
        Cristian Marussi <cristian.marussi@arm.com>,
        Mark Rutland <mark.rutland@arm.com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
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On Mon, May 10, 2021 at 7:22 PM Peter Hilber
<peter.hilber@opensynergy.com> wrote:

.....

> --- a/drivers/mailbox/Kconfig
> +++ b/drivers/mailbox/Kconfig
> @@ -1,6 +1,7 @@
>  # SPDX-License-Identifier: GPL-2.0-only
>  menuconfig MAILBOX
>         bool "Mailbox Hardware Support"
> +       select ARM_SCMI_HAVE_SHMEM
>         help
>           Mailbox is a framework to control hardware communication between
>           on-chip processors through queued messages and interrupt driven
>
Isn't this too generic?
Not all platforms, with a mailbox controller, use SCMI as the protocol.

thnx.