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From: Cristian Marussi <cristian.marussi@arm.com>
To: Sudeep Holla <sudeep.holla@arm.com>
Cc: Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] dt-bindings: firmware: arm,scmi: Restrict protocol child node properties
Date: Wed, 25 Jan 2023 15:40:27 +0000	[thread overview]
Message-ID: <Y9FNXDLt/S3Tword@e120937-lin> (raw)
In-Reply-To: <20230125141113.kkbowopusikuogx6@bogus>

On Wed, Jan 25, 2023 at 02:11:13PM +0000, Sudeep Holla wrote:
> On Wed, Jan 25, 2023 at 01:43:48PM +0000, Cristian Marussi wrote:
> > so now that the catch-all protocol@ patternProperty is gone in favour
> > of the 'protocol-node' definition and $refs, does that mean that any
> > current and future SCMI officially published protocol <N> has to be
> > added to the above explicit protocol list, even though it does not
> > have any special additional required property beside reg ?
> > (like protocol@18 above...)
> >
> 
> If there are no consumers, should we just not add and deal with it
> entirely within the kernel. I know we rely today on presence of node
> before we initialise, but hey we have exception for system power protocol
> for other reasons, why not add this one too.
> 
> In short we shouldn't have to add a node if there are no consumers. It
> was one of the topic of discussion initially when SCMI binding was added
> and they exist only for the consumers otherwise we don't need it as
> everything is discoverable from the interface.
> 

I'm fine with that, just wanted to understand/clarify the rule here.

Thanks,
Cristian

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WARNING: multiple messages have this Message-ID (diff)
From: Cristian Marussi <cristian.marussi@arm.com>
To: Sudeep Holla <sudeep.holla@arm.com>
Cc: Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] dt-bindings: firmware: arm,scmi: Restrict protocol child node properties
Date: Wed, 25 Jan 2023 15:40:27 +0000	[thread overview]
Message-ID: <Y9FNXDLt/S3Tword@e120937-lin> (raw)
In-Reply-To: <20230125141113.kkbowopusikuogx6@bogus>

On Wed, Jan 25, 2023 at 02:11:13PM +0000, Sudeep Holla wrote:
> On Wed, Jan 25, 2023 at 01:43:48PM +0000, Cristian Marussi wrote:
> > so now that the catch-all protocol@ patternProperty is gone in favour
> > of the 'protocol-node' definition and $refs, does that mean that any
> > current and future SCMI officially published protocol <N> has to be
> > added to the above explicit protocol list, even though it does not
> > have any special additional required property beside reg ?
> > (like protocol@18 above...)
> >
> 
> If there are no consumers, should we just not add and deal with it
> entirely within the kernel. I know we rely today on presence of node
> before we initialise, but hey we have exception for system power protocol
> for other reasons, why not add this one too.
> 
> In short we shouldn't have to add a node if there are no consumers. It
> was one of the topic of discussion initially when SCMI binding was added
> and they exist only for the consumers otherwise we don't need it as
> everything is discoverable from the interface.
> 

I'm fine with that, just wanted to understand/clarify the rule here.

Thanks,
Cristian

  reply	other threads:[~2023-01-25 15:41 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-01-24 22:20 [PATCH] dt-bindings: firmware: arm,scmi: Restrict protocol child node properties Rob Herring
2023-01-24 22:20 ` Rob Herring
2023-01-25 12:42 ` Sudeep Holla
2023-01-25 12:42   ` Sudeep Holla
2023-01-25 13:43 ` Cristian Marussi
2023-01-25 13:43   ` Cristian Marussi
2023-01-25 14:11   ` Sudeep Holla
2023-01-25 14:11     ` Sudeep Holla
2023-01-25 15:40     ` Cristian Marussi [this message]
2023-01-25 15:40       ` Cristian Marussi
2023-01-25 17:30     ` Rob Herring
2023-01-25 17:30       ` Rob Herring
2023-01-26  9:43     ` Cristian Marussi
2023-01-26  9:43       ` Cristian Marussi
2023-01-26 14:46       ` Sudeep Holla
2023-01-26 14:46         ` Sudeep Holla
2023-01-26 15:25         ` Rob Herring
2023-01-26 15:25           ` Rob Herring
2023-01-26 17:04           ` Sudeep Holla
2023-01-26 17:04             ` Sudeep Holla
2023-01-27 18:52             ` Rob Herring
2023-01-27 18:52               ` Rob Herring
2023-02-06 10:47               ` Sudeep Holla
2023-02-06 10:47                 ` Sudeep Holla
2023-02-06 17:22                 ` Rob Herring
2023-02-06 17:22                   ` Rob Herring

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