From: Yangtao Li <tiny.windzz@gmail.com>
To: khilman@kernel.org, rjw@rjwysocki.net, viresh.kumar@linaro.org,
quentin.perret@arm.com, linux-kernel@vger.kernel.org
Cc: linux-omap@vger.kernel.org, linux-pm@vger.kernel.org,
Yangtao Li <tiny.windzz@gmail.com>
Subject: [PATCH 2/2] cpufreq: OMAP: Register an Energy Model
Date: Wed, 6 Feb 2019 23:35:50 -0500 [thread overview]
Message-ID: <20190207043550.3890-1-tiny.windzz@gmail.com> (raw)
Try and register an Energy Model from omap-cpufreq.c to allow
interested subsystems like the task scheduler to use the provided
information.
Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
---
drivers/cpufreq/omap-cpufreq.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/cpufreq/omap-cpufreq.c b/drivers/cpufreq/omap-cpufreq.c
index 71e81bbf031b..68052b74d28f 100644
--- a/drivers/cpufreq/omap-cpufreq.c
+++ b/drivers/cpufreq/omap-cpufreq.c
@@ -133,8 +133,10 @@ static int omap_cpu_init(struct cpufreq_policy *policy)
/* FIXME: what's the actual transition time? */
result = cpufreq_generic_init(policy, freq_table, 300 * 1000);
- if (!result)
+ if (!result) {
+ dev_pm_opp_of_register_em(policy->cpus);
return 0;
+ }
freq_table_free();
fail:
--
2.17.0
reply other threads:[~2019-02-07 4:35 UTC|newest]
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