linux-kernel - Re: [PATCH 2/2] cpufreq: brcmstb-avs-cpufreq: prefer SCMI cpufreq if supported

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Message-ID: <20180420093548.GA2989@vireshk-i7>
Date:   Fri, 20 Apr 2018 15:05:48 +0530
From:   Viresh Kumar <viresh.kumar@...aro.org>
To:     Sudeep Holla <sudeep.holla@....com>
Cc:     Markus Mayer <code@...yer.net>,
        "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Brian Norris <computersforpeace@...il.com>,
        Gregory Fong <gregory.0xf0@...il.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Jim Quinlan <jim2101024@...il.com>,
        Broadcom Kernel List <bcm-kernel-feedback-list@...adcom.com>,
        Power Management List <linux-pm@...r.kernel.org>,
        ARM Kernel List <linux-arm-kernel@...ts.infradead.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Markus Mayer <mmayer@...adcom.com>
Subject: Re: [PATCH 2/2] cpufreq: brcmstb-avs-cpufreq: prefer SCMI cpufreq if
 supported

On 20-04-18, 10:15, Sudeep Holla wrote:
> It still doesn't give the flexibility to switch between the two
> implementations boot time based on some firmware config(e.g. DT status
> property).

I agree, but it didn't look like they need flexibility :)

Lets see how the intend to use it. If they are *always* going to use SCPI if
that is available, then it should be solved at Kconfig level only. Else they
shouldn't put such code in the driver to quit early.

-- 
viresh