linux-kernel - Re: [PATCH] drivers: gpio: add virtio-gpio guest driver

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Message-ID: <20201129221050.GH456020@latitude>
Date:   Sun, 29 Nov 2020 23:10:50 +0100
From:   Jonathan Neuschäfer <j.neuschaefer@....net>
To:     "Enrico Weigelt, metux IT consult" <info@...ux.net>
Cc:     linux-kernel@...r.kernel.org, linux-gpio@...r.kernel.org,
        linus.walleij@...aro.org, mst@...hat.com,
        virtualization@...ts.linux-foundation.org,
        bgolaszewski@...libre.com, linux-riscv@...ts.infradead.org,
        jasowang@...hat.com
Subject: Re: [PATCH] drivers: gpio: add virtio-gpio guest driver

Hi,

On Fri, Nov 27, 2020 at 07:30:03PM +0100, Enrico Weigelt, metux IT consult wrote:
> Introducing new gpio driver for virtual GPIO devices via virtio.
> 
> The driver allows routing gpio control into VM guests, eg. brigding
> virtual gpios to specific host gpios, or attaching simulators for
> automatic application testing.
> 
> Signed-off-by: Enrico Weigelt, metux IT consult <info@...ux.net>

is there a spec of the virtio-gpio protocol available? If so, linking it
in the commit message and/or driver/Kconfig would be nice.


Best regards,
Jonathan Neuschäfer

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