diff mbox series

[4.4.y-cip,v2,10/15] PM / OPP: Set cpu_dev->id in cpumask first

Message ID 20200608093028.21612-11-wens@csie.org (mailing list archive)
State Changes Requested
Headers show
Series PM / OPP v2 & cpufreq backports part 1 | expand

Commit Message

Chen-Yu Tsai June 8, 2020, 9:30 a.m. UTC
From: Pi-Cheng Chen <pi-cheng.chen@linaro.org>

commit d9de19b1cc013433ad293365b5b3902ec73dfd60 upstream.

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>
Signed-off-by: Chen-Yu Tsai (Moxa) <wens@csie.org>
 drivers/base/power/opp/cpu.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff mbox series


diff --git a/drivers/base/power/opp/cpu.c b/drivers/base/power/opp/cpu.c
index 1a2e8f260b060..a0db8b3575f38 100644
--- a/drivers/base/power/opp/cpu.c
+++ b/drivers/base/power/opp/cpu.c
@@ -218,7 +218,6 @@  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)
@@ -234,6 +233,8 @@  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;