linux-kernel - Re: [PATCH 3/4] soc: marvell: rvu-pf: Add mailbox communication btw RVU VFs and PF.

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Message-ID: <d4f922130412d74fefb4a0ba0212721a6c47b389.camel@gmail.com>
Date: Sun, 22 Sep 2024 00:22:39 +0200
From: Alexander Sverdlin <alexander.sverdlin@...il.com>
To: Anshumali Gaur <agaur@...vell.com>, conor.dooley@...rochip.com, 
	ulf.hansson@...aro.org, arnd@...db.de, linus.walleij@...aro.org, 
	nikita.shubin@...uefel.me, vkoul@...nel.org, cyy@...self.name, 
	krzysztof.kozlowski@...aro.org, linux-kernel@...r.kernel.org, 
	sgoutham@...vell.com
Subject: Re: [PATCH 3/4] soc: marvell: rvu-pf: Add mailbox communication btw
 RVU VFs and PF.

Hi Anshumali!

On Fri, 2024-09-20 at 16:53 +0530, Anshumali Gaur wrote:
> RVU PF shares a dedicated memory region with each of it's VFs.
> This memory region is used to establish communication between them.
> Since Admin function (AF) handles resource management, PF doesn't
> process the messages sent by VFs. It acts as an intermediary device
> process the messages sent by VFs. It acts as an intermediary device.
> Hardware doesn't support direct communication between AF and VFs.
> 
> Signed-off-by: Anshumali Gaur <agaur@...vell.com>

Reviewed-by: Alexander Sverdlin <alexander.sverdlin@...il.com>

> ---
>  drivers/soc/marvell/rvu_gen_pf/gen_pf.c | 437 ++++++++++++++++++++++++
>  drivers/soc/marvell/rvu_gen_pf/gen_pf.h |   2 +
>  2 files changed, 439 insertions(+)

-- 
Alexander Sverdlin.