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| author | Punit Agrawal <punit.agrawal@arm.com> | 2014-07-29 14:50:50 +0400 |
|---|---|---|
| committer | Eduardo Valentin <edubezval@gmail.com> | 2014-07-29 17:28:43 +0400 |
| commit | 208cd822a19e683bc890f6708786f2420e172d76 (patch) | |
| tree | d4535734ba2e400b17eaabd365014c6b996ff9f1 /drivers/thermal/step_wise.c | |
| parent | 39811569e43a81417bc0ddca3d0c7658c3dcd4b0 (diff) | |
| download | linux-208cd822a19e683bc890f6708786f2420e172d76.tar.xz | |
thermal: trace: Trace when temperature is above a trip point
Create a new event to trace when the temperature is above a trip
point. Use the trace-point when handling non-critical and critical
trip pionts.
Cc: Zhang Rui <rui.zhang@intel.com>
Cc: Eduardo Valentin <edubezval@gmail.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@redhat.com>
Signed-off-by: Punit Agrawal <punit.agrawal@arm.com>
Signed-off-by: Eduardo Valentin <edubezval@gmail.com>
Diffstat (limited to 'drivers/thermal/step_wise.c')
| -rw-r--r-- | drivers/thermal/step_wise.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/thermal/step_wise.c b/drivers/thermal/step_wise.c index f251521baaa2..3b54c2c226d8 100644 --- a/drivers/thermal/step_wise.c +++ b/drivers/thermal/step_wise.c @@ -23,6 +23,7 @@ */ #include <linux/thermal.h> +#include <trace/events/thermal.h> #include "thermal_core.h" @@ -129,8 +130,10 @@ static void thermal_zone_trip_update(struct thermal_zone_device *tz, int trip) trend = get_tz_trend(tz, trip); - if (tz->temperature >= trip_temp) + if (tz->temperature >= trip_temp) { throttle = true; + trace_thermal_zone_trip(tz, trip, trip_type); + } dev_dbg(&tz->device, "Trip%d[type=%d,temp=%ld]:trend=%d,throttle=%d\n", trip, trip_type, trip_temp, trend, throttle); |