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PM / OPP: Set cpu_dev->id in cpumask first

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Set cpu_dev->id in cpumask first when setting up cpumask for CPUs that
share the same OPP table. This might be helpful when handling cpumask
without the original CPU bitfield set.

Signed-off-by: Pi-Cheng Chen <pi-cheng.chen@linaro.org>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Pi-Cheng Chen 2015-12-28 21:06:17 +08:00 committed by Rafael J. Wysocki
parent fd8d8e6346
commit d9de19b1cc
1 changed files with 2 additions and 1 deletions
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3
drivers/base/power/opp/cpu.c
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@ -214,7 +214,6 @@ EXPORT_SYMBOL_GPL(dev_pm_opp_of_cpumask_add_table);
/*
* Works only for OPP v2 bindings.
*
* cpumask should be already set to mask of cpu_dev->id.
* Returns -ENOENT if operating-points-v2 bindings aren't supported.
*/
int dev_pm_opp_of_get_sharing_cpus(struct device *cpu_dev, cpumask_var_t cpumask)
@ -230,6 +229,8 @@ int dev_pm_opp_of_get_sharing_cpus(struct device *cpu_dev, cpumask_var_t cpumask
return -ENOENT;
}
cpumask_set_cpu(cpu_dev->id, cpumask);
/* OPPs are shared ? */
if (!of_property_read_bool(np, "opp-shared"))
goto put_cpu_node;