[PATCH 2/2] cpufreq: OMAP: Register an Energy Model

From: Yangtao Li
Date: Wed Feb 06 2019 - 23:36:00 EST


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@xxxxxxxxx>
---
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