linux-kernel - Re: [PATCH 1/2] cpufreq: scpi: add thermal dependency

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Date:   Tue, 13 Mar 2018 14:06:41 +0000
From:   Sudeep Holla <sudeep.holla@....com>
To:     Arnd Bergmann <arnd@...db.de>,
        "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Viresh Kumar <viresh.kumar@...aro.org>
Cc:     Sudeep Holla <sudeep.holla@....com>, linux-pm@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] cpufreq: scpi: add thermal dependency



On 13/03/18 11:45, Arnd Bergmann wrote:
> A built-in scpi cpufreq driver cannot link against a modular
> thermal framework:
> 
> drivers/cpufreq/scpi-cpufreq.o: In function `scpi_cpufreq_ready':
> scpi-cpufreq.c:(.text+0x4c): undefined reference to `of_cpufreq_cooling_register'
> drivers/cpufreq/scpi-cpufreq.o: In function `scpi_cpufreq_exit':
> scpi-cpufreq.c:(.text+0x9c): undefined reference to `cpufreq_cooling_unregister'
> 
> This adds a Kconfig dependency that makes sure this configuration
> is not possible, while allowing all configurations that can work.
> Note that disabling CPU_THERMAL means we don't care about the
> THERMAL dependency.
> 

Makes sense,

Acked-by: Sudeep Holla <sudeep.holla@....com>

-- 
Regards,
Sudeep