* This code is licenced under the GPL.
*/
+#include "linux/percpu-defs.h"
#include <linux/clockchips.h>
#include <linux/kernel.h>
#include <linux/mutex.h>
/* Shallower states are enabled, so update. */
dev->states_usage[entered_state].above++;
+ trace_cpu_idle_miss(dev->cpu, entered_state, false);
break;
}
} else if (diff > delay) {
* Update if a deeper state would have been a
* better match for the observed idle duration.
*/
- if (diff - delay >= drv->states[i].target_residency_ns)
+ if (diff - delay >= drv->states[i].target_residency_ns) {
dev->states_usage[entered_state].below++;
+ trace_cpu_idle_miss(dev->cpu, entered_state, true);
+ }
break;
}
TP_ARGS(state, cpu_id)
);
+TRACE_EVENT(cpu_idle_miss,
+
+ TP_PROTO(unsigned int cpu_id, unsigned int state, bool below),
+
+ TP_ARGS(cpu_id, state, below),
+
+ TP_STRUCT__entry(
+ __field(u32, cpu_id)
+ __field(u32, state)
+ __field(bool, below)
+ ),
+
+ TP_fast_assign(
+ __entry->cpu_id = cpu_id;
+ __entry->state = state;
+ __entry->below = below;
+ ),
+
+ TP_printk("cpu_id=%lu state=%lu type=%s", (unsigned long)__entry->cpu_id,
+ (unsigned long)__entry->state, (__entry->below)?"below":"above")
+);
+
TRACE_EVENT(powernv_throttle,
TP_PROTO(int chip_id, const char *reason, int pmax),