@@ -779,6 +779,25 @@ int thermal_zone_device_set_policy(struct thermal_zone_device *tz,
return ret;
}
+int thermal_build_list_of_policies(char *buf)
+{
+ struct thermal_governor *pos;
+ ssize_t count = 0;
+ ssize_t size = PAGE_SIZE;
+
+ mutex_lock(&thermal_governor_lock);
+
+ list_for_each_entry(pos, &thermal_governor_list, governor_list) {
+ size = PAGE_SIZE - count;
+ count += scnprintf(buf + count, size, "%s ", pos->name);
+ }
+ count += scnprintf(buf + count, size, "\n");
+
+ mutex_unlock(&thermal_governor_lock);
+
+ return count;
+}
+
/* sys I/F for thermal zone */
#define to_thermal_zone(_dev) \
@@ -1048,21 +1067,7 @@ static ssize_t
available_policies_show(struct device *dev, struct device_attribute *devattr,
char *buf)
{
- struct thermal_governor *pos;
- ssize_t count = 0;
- ssize_t size = PAGE_SIZE;
-
- mutex_lock(&thermal_governor_lock);
-
- list_for_each_entry(pos, &thermal_governor_list, governor_list) {
- size = PAGE_SIZE - count;
- count += scnprintf(buf + count, size, "%s ", pos->name);
- }
- count += scnprintf(buf + count, size, "\n");
-
- mutex_unlock(&thermal_governor_lock);
-
- return count;
+ return thermal_build_list_of_policies(buf);
}
static ssize_t
@@ -61,6 +61,7 @@ void thermal_zone_device_rebind_exception(struct thermal_zone_device *,
void thermal_zone_device_unbind_exception(struct thermal_zone_device *,
const char *, size_t);
int thermal_zone_device_set_policy(struct thermal_zone_device *, char *);
+int thermal_build_list_of_policies(char *buf);
#ifdef CONFIG_THERMAL_GOV_STEP_WISE
int thermal_gov_step_wise_register(void);
This patch creates a helper to build a list of available governors. Cc: Zhang Rui <rui.zhang@intel.com> Cc: linux-pm@vger.kernel.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Eduardo Valentin <edubezval@gmail.com> --- drivers/thermal/thermal_core.c | 35 ++++++++++++++++++++--------------- drivers/thermal/thermal_core.h | 1 + 2 files changed, 21 insertions(+), 15 deletions(-)