linux-kernel - Re: [RFC PATCH v3 01/12] firmware: arm_scmi, smccc, mailbox: Make shmem based transports optional

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Date:   Sun, 20 Jun 2021 23:09:21 -0500
From:   Jassi Brar <jassisinghbrar@...il.com>
To:     Peter Hilber <peter.hilber@...nsynergy.com>
Cc:     linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
        Devicetree List <devicetree@...r.kernel.org>,
        Igor Skalkin <igor.skalkin@...nsynergy.com>,
        Rob Herring <robh+dt@...nel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Sudeep Holla <sudeep.holla@....com>,
        souvik.chakravarty@....com, alex.bennee@...aro.org,
        jean-philippe@...aro.org, mikhail.golubev@...nsynergy.com,
        anton.yakovlev@...nsynergy.com,
        Vasyl Vavrychuk <Vasyl.Vavrychuk@...nsynergy.com>,
        Andriy Tryshnivskyy <Andriy.Tryshnivskyy@...nsynergy.com>,
        Cristian Marussi <cristian.marussi@....com>,
        Mark Rutland <mark.rutland@....com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>
Subject: Re: [RFC PATCH v3 01/12] firmware: arm_scmi, smccc, mailbox: Make
 shmem based transports optional

On Mon, May 10, 2021 at 7:22 PM Peter Hilber
<peter.hilber@...nsynergy.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.