linux-kernel - Re: [PATCH v10 1/8] opp: Add dev_pm_opp_get

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Message-ID: <20210901060518.yxkmpjfljt7yj53p@vireshk-i7>
Date:   Wed, 1 Sep 2021 11:35:18 +0530
From:   Viresh Kumar <viresh.kumar@...aro.org>
To:     Dmitry Osipenko <digetx@...il.com>
Cc:     Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Kevin Hilman <khilman@...nel.org>,
        Viresh Kumar <vireshk@...nel.org>,
        Stephen Boyd <sboyd@...nel.org>, Nishanth Menon <nm@...com>,
        linux-kernel@...r.kernel.org, linux-tegra@...r.kernel.org,
        linux-pm@...r.kernel.org
Subject: Re: [PATCH v10 1/8] opp: Add dev_pm_opp_get_current()

On 01-09-21, 08:43, Dmitry Osipenko wrote:
> You will get OPP which corresponds to the lowest freq, while h/w runs on
> unsupported high freq. This may end with a tragedy.

Yeah, because you are setting a performance state with this, it can be
a problem.

-- 
viresh