linux-kernel - Re: [PATCH v5 2/2] cpufreq: airoha: Add EN7581 CPUFreq SMCCC driver

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Message-ID: <20241204070645.4paiiaj5lsvlohlq@vireshk-i7>
Date: Wed, 4 Dec 2024 12:36:45 +0530
From: Viresh Kumar <viresh.kumar@...aro.org>
To: Christian Marangi <ansuelsmth@...il.com>
Cc: "Rafael J. Wysocki" <rafael@...nel.org>, Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>, linux-pm@...r.kernel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	upstream@...oha.com
Subject: Re: [PATCH v5 2/2] cpufreq: airoha: Add EN7581 CPUFreq SMCCC driver

On 04-12-24, 08:04, Christian Marangi wrote:
> The idea I prefer this is to save a few CPU cycle and also to prevent
> bad usage of the CLK if anyone starts to use it. Returning 0 from a set_rate
> would provide bad information. Or your idea was to declare a set_rate
> and always return an error like -EINVAL? 

Returning error is not okay, as it will make opp-set fail eventually.
I think we are doing the right thing right now.

-- 
viresh