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Commit dde370b2 authored by Viresh Kumar's avatar Viresh Kumar Committed by Rafael J. Wysocki
Browse files

PM / OPP: Mark cpumask as const in dev_pm_opp_set_sharing_cpus() 



dev_pm_opp_set_sharing_cpus() isn't supposed to update the cpumask
passed as its parameter, and so it should always have been marked
'const'.

Do it now.

Signed-off-by: default avatarViresh Kumar <viresh.kumar@linaro.org>
Acked-by: default avatarArnd Bergmann <arnd@arndb.de>
Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent d708b384

drivers/base/power/opp/cpu.c

+2 −1
Original line number Original line Diff line number Diff line
@@ -287,7 +287,8 @@ EXPORT_SYMBOL_GPL(dev_pm_opp_of_get_sharing_cpus); 
 * that this function is *NOT* called under RCU protection or in contexts where

 * that this function is *NOT* called under RCU protection or in contexts where

 * mutex cannot be locked.

 * mutex cannot be locked.

 */

 */

int dev_pm_opp_set_sharing_cpus(struct device *cpu_dev, cpumask_var_t cpumask)

int dev_pm_opp_set_sharing_cpus(struct device *cpu_dev,

				const cpumask_var_t cpumask)

{

{

	struct opp_device *opp_dev;

	struct opp_device *opp_dev;

	struct opp_table *opp_table;

	struct opp_table *opp_table;

include/linux/pm_opp.h

+2 −2
Original line number Original line Diff line number Diff line
@@ -65,7 +65,7 @@ void dev_pm_opp_put_prop_name(struct device *dev); 
int dev_pm_opp_set_regulator(struct device *dev, const char *name);

int dev_pm_opp_set_regulator(struct device *dev, const char *name);

void dev_pm_opp_put_regulator(struct device *dev);

void dev_pm_opp_put_regulator(struct device *dev);

int dev_pm_opp_set_rate(struct device *dev, unsigned long target_freq);

int dev_pm_opp_set_rate(struct device *dev, unsigned long target_freq);

int dev_pm_opp_set_sharing_cpus(struct device *cpu_dev, cpumask_var_t cpumask);

int dev_pm_opp_set_sharing_cpus(struct device *cpu_dev, const cpumask_var_t cpumask);

#else

#else

static inline unsigned long dev_pm_opp_get_voltage(struct dev_pm_opp *opp)

static inline unsigned long dev_pm_opp_get_voltage(struct dev_pm_opp *opp)

{

{
@@ -179,7 +179,7 @@ static inline int dev_pm_opp_set_rate(struct device *dev, unsigned long target_f 
	return -ENOTSUPP;

	return -ENOTSUPP;

}

}





static inline int dev_pm_opp_set_sharing_cpus(struct device *cpu_dev, cpumask_var_t cpumask)

static inline int dev_pm_opp_set_sharing_cpus(struct device *cpu_dev, const cpumask_var_t cpumask)

{

{

	return -ENOTSUPP;

	return -ENOTSUPP;

}

}