1 files changed, 25 insertions, 0 deletions

diff --git a/include/trace/events/power.h b/include/trace/events/power.h
index 908977d69783..f7aece721aed 100644
--- a/include/trace/events/power.h
+++ b/include/trace/events/power.h
@@ -5,6 +5,7 @@
 #if !defined(_TRACE_POWER_H) || defined(TRACE_HEADER_MULTI_READ)
 #define _TRACE_POWER_H
 
+#include <linux/cpufreq.h>
 #include <linux/ktime.h>
 #include <linux/pm_qos.h>
 #include <linux/tracepoint.h>
@@ -148,6 +149,30 @@ DEFINE_EVENT(cpu, cpu_frequency,
         TP_ARGS(frequency, cpu_id)
 );
 
+TRACE_EVENT(cpu_frequency_limits,
+
+        TP_PROTO(struct cpufreq_policy *policy),
+
+        TP_ARGS(policy),
+
+        TP_STRUCT__entry(
+                __field(u32, min_freq)
+                __field(u32, max_freq)
+                __field(u32, cpu_id)
+        ),
+
+        TP_fast_assign(
+                __entry->min_freq = policy->min;
+                __entry->max_freq = policy->max;
+                __entry->cpu_id = policy->cpu;
+        ),
+
+        TP_printk("min=%lu max=%lu cpu_id=%lu",
+                  (unsigned long)__entry->min_freq,
+                  (unsigned long)__entry->max_freq,
+                  (unsigned long)__entry->cpu_id)
+);
+
 TRACE_EVENT(device_pm_callback_start,
 
         TP_PROTO(struct device *dev, const char *pm_ops, int event),