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authorPi-Cheng Chen <pi-cheng.chen@linaro.org>2015-12-28 21:06:17 +0800
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2016-01-02 00:48:11 +0100
commitd9de19b1cc013433ad293365b5b3902ec73dfd60 (patch)
tree832e9bff6d22df7c36f5aa7747d543ad22745792 /drivers/base
parentfd8d8e63467c922be9ae4452cca2980d473477d9 (diff)
downloadlinux-d9de19b1cc013433ad293365b5b3902ec73dfd60.tar.bz2
PM / OPP: Set cpu_dev->id in cpumask first
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>
Diffstat (limited to 'drivers/base')
-rw-r--r--drivers/base/power/opp/cpu.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/base/power/opp/cpu.c b/drivers/base/power/opp/cpu.c
index 7b445e88a0d5..9f0c15570f64 100644
--- a/drivers/base/power/opp/cpu.c
+++ b/drivers/base/power/opp/cpu.c
@@ -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;