From: Sudeep Holla <sudeep.holla@arm.com>
To: Quentin Perret <quentin.perret@arm.com>
Cc: viresh.kumar@linaro.org, rjw@rjwysocki.net, nm@ti.com,
sboyd@kernel.org, mka@chromium.org, linux-pm@vger.kernel.org,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, dietmar.eggemann@arm.com
Subject: Re: [PATCH v3 1/5] PM / OPP: Introduce a power estimation helper
Date: Fri, 1 Feb 2019 12:44:12 +0000 [thread overview]
Message-ID: <20190201124412.GF10042@e107155-lin> (raw)
In-Reply-To: <20190201122745.GE10042@e107155-lin>
On Fri, Feb 01, 2019 at 12:27:45PM +0000, Sudeep Holla wrote:
> On Fri, Feb 01, 2019 at 12:09:53PM +0000, Quentin Perret wrote:
> > Hi Sudeep,
> >
> > On Friday 01 Feb 2019 at 12:04:53 (+0000), Sudeep Holla wrote:
> > > On Fri, Feb 01, 2019 at 09:30:57AM +0000, Quentin Perret wrote:
> > > > +void dev_pm_opp_of_register_em(struct cpumask *cpus, int nr_opp)
> > > > +{
> > > > + struct em_data_callback em_cb = EM_DATA_CB(_get_cpu_power);
> > > > + int ret, cpu = cpumask_first(cpus);
> > > > + struct device *cpu_dev;
> > > > + struct device_node *np;
> > > > + u32 cap;
> > > > +
> > > > + cpu_dev = get_cpu_device(cpu);
> > > > + if (!cpu_dev)
> > > > + return;
> > > > +
> > > > + np = of_node_get(cpu_dev->of_node);
> > > > + if (!np)
> > > > + return;
> > > > +
>
> Forgot earlier, you can use of_cpu_device_node_get to combine the above 2.
>
Scratch it, you need cpu_dev anyways. So ignore that.
--
Regards,
Sudeep
next prev parent reply other threads:[~2019-02-01 12:44 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-01 9:30 [PATCH v3 0/5] Register an Energy Model for Arm reference platforms Quentin Perret
2019-02-01 9:30 ` [PATCH v3 1/5] PM / OPP: Introduce a power estimation helper Quentin Perret
2019-02-01 12:04 ` Sudeep Holla
2019-02-01 12:09 ` Quentin Perret
2019-02-01 12:27 ` Sudeep Holla
2019-02-01 12:44 ` Sudeep Holla [this message]
2019-02-01 18:16 ` Matthias Kaehlcke
2019-02-01 9:30 ` [PATCH v3 2/5] cpufreq: dt: Register an Energy Model Quentin Perret
2019-02-01 9:30 ` [PATCH v3 3/5] cpufreq: scpi: " Quentin Perret
2019-02-01 9:31 ` [PATCH v3 4/5] cpufreq: arm_big_little: " Quentin Perret
2019-02-01 11:53 ` Sudeep Holla
2019-02-01 12:11 ` Quentin Perret
2019-02-01 9:31 ` [PATCH v3 5/5] cpufreq: scmi: " Quentin Perret
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