Kernel/linux-next
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git synced 2025-01-15 21:23:23 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

tools/thermal/thermal-engine: Take into account the thresholds API

Browse Source 
Enhance the thermal-engine skeleton with the thresholds added in the
kernel and use the API exported by the thermal library.

Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Reviewed-by: Lukasz Luba <lukasz.luba@arm.com>
Link: https://patch.msgid.link/20241022155147.463475-6-daniel.lezcano@linaro.org
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Daniel Lezcano 2024-10-22 17:51:45 +02:00 committed by Rafael J. Wysocki
parent a262672486
commit 41b89dba7c
1 changed files with 92 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

105
tools/thermal/thermal-engine/thermal-engine.c
View File

@ -38,6 +38,14 @@ struct thermal_data {
struct thermal_handler *th;
};
static int show_threshold(struct thermal_threshold *th, __maybe_unused void *arg)
{
INFO("threshold temp=%d, direction=%d\n",
th->temperature, th->direction);
return 0;
}
static int show_trip(struct thermal_trip *tt, __maybe_unused void *arg)
{
INFO("trip id=%d, type=%d, temp=%d, hyst=%d\n",
@ -70,6 +78,8 @@ static int show_tz(struct thermal_zone *tz, __maybe_unused void *arg)
for_each_thermal_trip(tz->trip, show_trip, NULL);
for_each_thermal_threshold(tz->thresholds, show_threshold, NULL);
show_temp(tz, arg);
show_governor(tz, arg);
@ -77,6 +87,30 @@ static int show_tz(struct thermal_zone *tz, __maybe_unused void *arg)
return 0;
}
static int set_threshold(struct thermal_zone *tz, __maybe_unused void *arg)
{
struct thermal_handler *th = arg;
int thresholds[] = { 43000, 65000, 49000, 55000, 57000 };
size_t i;
INFO("Setting threshold for thermal zone '%s', id=%d\n", tz->name, tz->id);
if (thermal_cmd_threshold_flush(th, tz)) {
ERROR("Failed to flush all previous thresholds\n");
return -1;
}
for (i = 0; i < sizeof(thresholds) / sizeof(thresholds[0]); i++)
if (thermal_cmd_threshold_add(th, tz, thresholds[i],
THERMAL_THRESHOLD_WAY_UP |
THERMAL_THRESHOLD_WAY_DOWN)) {
ERROR("Failed to set threshold\n");
return -1;
}
return 0;
}
static int tz_create(const char *name, int tz_id, __maybe_unused void *arg)
{
INFO("Thermal zone '%s'/%d created\n", name, tz_id);
@ -197,20 +231,62 @@ static int gov_change(int tz_id, const char *name, __maybe_unused void *arg)
return 0;
}
static int threshold_add(int tz_id, int temp, int direction, __maybe_unused void *arg)
{
INFO("Threshold added tz_id=%d: temp=%d, direction=%d\n", tz_id, temp, direction);
return 0;
}
static int threshold_delete(int tz_id, int temp, int direction, __maybe_unused void *arg)
{
INFO("Threshold deleted tz_id=%d: temp=%d, direction=%d\n", tz_id, temp, direction);
return 0;
}
static int threshold_flush(int tz_id, __maybe_unused void *arg)
{
INFO("Thresholds flushed tz_id=%d\n", tz_id);
return 0;
}
static int threshold_up(int tz_id, int temp, int prev_temp, __maybe_unused void *arg)
{
INFO("Threshold crossed way up tz_id=%d: temp=%d, prev_temp=%d\n",
tz_id, temp, prev_temp);
return 0;
}
static int threshold_down(int tz_id, int temp, int prev_temp, __maybe_unused void *arg)
{
INFO("Threshold crossed way down tz_id=%d: temp=%d, prev_temp=%d\n",
tz_id, temp, prev_temp);
return 0;
}
static struct thermal_ops ops = {
.events.tz_create = tz_create,
.events.tz_delete = tz_delete,
.events.tz_disable = tz_disable,
.events.tz_enable = tz_enable,
.events.trip_high = trip_high,
.events.trip_low = trip_low,
.events.trip_add = trip_add,
.events.trip_delete = trip_delete,
.events.trip_change = trip_change,
.events.cdev_add = cdev_add,
.events.cdev_delete = cdev_delete,
.events.cdev_update = cdev_update,
.events.gov_change = gov_change
.events.tz_create = tz_create,
.events.tz_delete = tz_delete,
.events.tz_disable = tz_disable,
.events.tz_enable = tz_enable,
.events.trip_high = trip_high,
.events.trip_low = trip_low,
.events.trip_add = trip_add,
.events.trip_delete = trip_delete,
.events.trip_change = trip_change,
.events.cdev_add = cdev_add,
.events.cdev_delete = cdev_delete,
.events.cdev_update = cdev_update,
.events.gov_change = gov_change,
.events.threshold_add = threshold_add,
.events.threshold_delete = threshold_delete,
.events.threshold_flush = threshold_flush,
.events.threshold_up = threshold_up,
.events.threshold_down = threshold_down,
};
static int thermal_event(__maybe_unused int fd, __maybe_unused void *arg)
@ -280,6 +356,7 @@ enum {
THERMAL_ENGINE_DAEMON_ERROR,
THERMAL_ENGINE_LOG_ERROR,
THERMAL_ENGINE_THERMAL_ERROR,
THERMAL_ENGINE_THRESHOLD_ERROR,
THERMAL_ENGINE_MAINLOOP_ERROR,
};
@ -318,6 +395,8 @@ int main(int argc, char *argv[])
return THERMAL_ENGINE_THERMAL_ERROR;
}
for_each_thermal_zone(td.tz, set_threshold, td.th);
for_each_thermal_zone(td.tz, show_tz, td.th);
if (mainloop_init()) {