diff options
| author | Fabio Estevam <festevam@denx.de> | 2023-11-29 09:43:28 -0300 |
|---|---|---|
| committer | Daniel Lezcano <daniel.lezcano@linaro.org> | 2024-01-02 09:33:18 +0100 |
| commit | 5a0e241003b80247de59727c945bc94c848f893d (patch) | |
| tree | ecb2477225fcd0b6933960a01b9426801ab5adf0 /drivers/thermal/thermal_core.c | |
| parent | 87f67d1747bc3ce8ace14be99b47d7731041ff03 (diff) | |
thermal/core: Prepare for introduction of thermal reboot
Add some helper functions to make it easier introducing the support
for thermal reboot.
No functional change.
Signed-off-by: Fabio Estevam <festevam@denx.de>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/20231129124330.519423-2-festevam@gmail.com
Diffstat (limited to 'drivers/thermal/thermal_core.c')
| -rw-r--r-- | drivers/thermal/thermal_core.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/thermal/thermal_core.c b/drivers/thermal/thermal_core.c index 5e5fcbd81dda..859f62e9d779 100644 --- a/drivers/thermal/thermal_core.c +++ b/drivers/thermal/thermal_core.c @@ -311,18 +311,24 @@ static void handle_non_critical_trips(struct thermal_zone_device *tz, def_governor->throttle(tz, trip); } -void thermal_zone_device_critical(struct thermal_zone_device *tz) +static void thermal_zone_device_halt(struct thermal_zone_device *tz, bool shutdown) { /* * poweroff_delay_ms must be a carefully profiled positive value. * Its a must for forced_emergency_poweroff_work to be scheduled. */ int poweroff_delay_ms = CONFIG_THERMAL_EMERGENCY_POWEROFF_DELAY_MS; + const char *msg = "Temperature too high"; + + dev_emerg(&tz->device, "%s: critical temperature reached\n", tz->type); - dev_emerg(&tz->device, "%s: critical temperature reached, " - "shutting down\n", tz->type); + if (shutdown) + hw_protection_shutdown(msg, poweroff_delay_ms); +} - hw_protection_shutdown("Temperature too high", poweroff_delay_ms); +void thermal_zone_device_critical(struct thermal_zone_device *tz) +{ + thermal_zone_device_halt(tz, true); } EXPORT_SYMBOL(thermal_zone_device_critical); |