linux-kernel - Re: [PATCH v4 05/20] firmware: arm_scmi: add scmi protocol bus to enumerate protocol devices

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Date:   Tue, 21 Nov 2017 18:04:39 +0000
From:   Sudeep Holla <sudeep.holla@....com>
To:     ALKML <linux-arm-kernel@...ts.infradead.org>,
        LKML <linux-kernel@...r.kernel.org>,
        DTML <devicetree@...r.kernel.org>, Arnd Bergmann <arnd@...db.de>
Cc:     Sudeep Holla <sudeep.holla@....com>,
        Roy Franz <roy.franz@...ium.com>,
        Harb Abdulhamid <harba@...eaurora.org>,
        Nishanth Menon <nm@...com>, Loc Ho <lho@....com>,
        Ryan Harkin <Ryan.Harkin@....com>,
        Jassi Brar <jassisinghbrar@...il.com>
Subject: Re: [PATCH v4 05/20] firmware: arm_scmi: add scmi protocol bus to
 enumerate protocol devices

Hi Arnd,

On 03/11/17 14:47, Sudeep Holla wrote:
> The SCMI specification encompasses various protocols. However, not every
> protocol has to be present on a given platform/implementation as not
> every protocol is relevant for it.
> 
> Furthermore, the platform chooses which protocols it exposes to a given
> agent. The only protocol that must be implemented is the base protocol.
> The base protocol is used by an agent to discover which protocols are
> available to it.
> 
> In order to enumerate the discovered implemented protocols, this patch
> adds support for a separate scmi protocol bus. It also adds mechanism to
> register support for different protocols.
> 
> Cc: Arnd Bergmann <arnd@...db.de>
Extremely sorry to both during merge window, but just wanted to check if
you can spare sometime reviewing these SCMI patches. I know it's too
early for v4.16 but with holiday period ahead, thought of checking so
that I won't miss v4.16

-- 
Regards,
Sudeep