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Date: Tue, 10 Aug 2021 11:20:16 +0100 From: Lukasz Luba <lukasz.luba@....com> To: Viresh Kumar <viresh.kumar@...aro.org> Cc: Rafael Wysocki <rjw@...ysocki.net>, Vincent Donnefort <vincent.donnefort@....com>, Shawn Guo <shawnguo@...nel.org>, Sascha Hauer <s.hauer@...gutronix.de>, Pengutronix Kernel Team <kernel@...gutronix.de>, Fabio Estevam <festevam@...il.com>, NXP Linux Team <linux-imx@....com>, linux-pm@...r.kernel.org, Vincent Guittot <vincent.guittot@...aro.org>, linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org Subject: Re: [PATCH 3/8] cpufreq: imx6q: Use auto-registration for energy model On 8/10/21 8:36 AM, Viresh Kumar wrote: > Use the CPUFREQ_REGISTER_WITH_EM flag to allow cpufreq core to > automatically register with the energy model. > > This allows removal of boiler plate code from the driver and fixes the > unregistration part as well. > > Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org> > --- > drivers/cpufreq/imx6q-cpufreq.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/cpufreq/imx6q-cpufreq.c b/drivers/cpufreq/imx6q-cpufreq.c > index 5bf5fc759881..aa8df5b468d7 100644 > --- a/drivers/cpufreq/imx6q-cpufreq.c > +++ b/drivers/cpufreq/imx6q-cpufreq.c > @@ -192,14 +192,14 @@ static int imx6q_cpufreq_init(struct cpufreq_policy *policy) > policy->clk = clks[ARM].clk; > cpufreq_generic_init(policy, freq_table, transition_latency); > policy->suspend_freq = max_freq; > - dev_pm_opp_of_register_em(cpu_dev, policy->cpus); > > return 0; > } > > static struct cpufreq_driver imx6q_cpufreq_driver = { > .flags = CPUFREQ_NEED_INITIAL_FREQ_CHECK | > - CPUFREQ_IS_COOLING_DEV, > + CPUFREQ_IS_COOLING_DEV | > + CPUFREQ_REGISTER_WITH_EM, > .verify = cpufreq_generic_frequency_table_verify, > .target_index = imx6q_set_target, > .get = cpufreq_generic_get, > Reviewed-by: Lukasz Luba <lukasz.luba@....com>
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