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Merge branches 'pm-domains', 'powercap' and 'pm-tools'

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* pm-domains:
  PM / Domains: Export of_genpd_get_from_provider function

* powercap:
  powercap / RAPL: add IDs for future Xeon CPUs

* pm-tools:
  tools / cpupower: Fix no idle state information return value
  tools / cpupower: Correctly detect if running as root
This commit is contained in:
Rafael J. Wysocki 2014-12-29 21:24:00 +01:00
commit 4f2f277789
5 changed files with 13 additions and 3 deletions
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3
drivers/base/power/domain.c
View file

@ -2088,7 +2088,7 @@ EXPORT_SYMBOL_GPL(of_genpd_del_provider);
* Returns a valid pointer to struct generic_pm_domain on success or ERR_PTR()
* on failure.
*/
static struct generic_pm_domain *of_genpd_get_from_provider(
struct generic_pm_domain *of_genpd_get_from_provider(
struct of_phandle_args *genpdspec)
{
struct generic_pm_domain *genpd = ERR_PTR(-ENOENT);
@ -2108,6 +2108,7 @@ static struct generic_pm_domain *of_genpd_get_from_provider(
return genpd;
}
EXPORT_SYMBOL_GPL(of_genpd_get_from_provider);
/**
* genpd_dev_pm_detach - Detach a device from its PM domain.

1
drivers/powercap/intel_rapl.c
View file

@ -1041,6 +1041,7 @@ static const struct x86_cpu_id rapl_ids[] = {
RAPL_CPU(0x45, rapl_defaults_core),/* Haswell ULT */
RAPL_CPU(0x4C, rapl_defaults_atom),/* Braswell */
RAPL_CPU(0x4A, rapl_defaults_atom),/* Tangier */
RAPL_CPU(0x56, rapl_defaults_core),/* Future Xeon */
RAPL_CPU(0x5A, rapl_defaults_atom),/* Annidale */
{}
};

8
include/linux/pm_domain.h
View file

@ -271,6 +271,8 @@ typedef struct generic_pm_domain *(*genpd_xlate_t)(struct of_phandle_args *args,
int __of_genpd_add_provider(struct device_node *np, genpd_xlate_t xlate,
void *data);
void of_genpd_del_provider(struct device_node *np);
struct generic_pm_domain *of_genpd_get_from_provider(
struct of_phandle_args *genpdspec);
struct generic_pm_domain *__of_genpd_xlate_simple(
struct of_phandle_args *genpdspec,
@ -288,6 +290,12 @@ static inline int __of_genpd_add_provider(struct device_node *np,
}
static inline void of_genpd_del_provider(struct device_node *np) {}
static inline struct generic_pm_domain *of_genpd_get_from_provider(
struct of_phandle_args *genpdspec)
{
return NULL;
}
#define __of_genpd_xlate_simple NULL
#define __of_genpd_xlate_onecell NULL

2
tools/power/cpupower/utils/cpupower.c
View file

@ -199,7 +199,7 @@ int main(int argc, const char *argv[])
}
get_cpu_info(0, &cpupower_cpu_info);
run_as_root = !getuid();
run_as_root = !geteuid();
if (run_as_root) {
ret = uname(&uts);
if (!ret && !strcmp(uts.machine, "x86_64") &&

2
tools/power/cpupower/utils/helpers/sysfs.c
View file

@ -361,7 +361,7 @@ unsigned int sysfs_get_idlestate_count(unsigned int cpu)
snprintf(file, SYSFS_PATH_MAX, PATH_TO_CPU "cpuidle");
if (stat(file, &statbuf) != 0 || !S_ISDIR(statbuf.st_mode))
return -ENODEV;
return 0;
snprintf(file, SYSFS_PATH_MAX, PATH_TO_CPU "cpu%u/cpuidle/state0", cpu);
if (stat(file, &statbuf) != 0 || !S_ISDIR(statbuf.st_mode))