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-rw-r--r--include/trace/events/rpm.h42
1 files changed, 42 insertions, 0 deletions
diff --git a/include/trace/events/rpm.h b/include/trace/events/rpm.h
index 3c716214da..bd120e23ce 100644
--- a/include/trace/events/rpm.h
+++ b/include/trace/events/rpm.h
@@ -101,6 +101,48 @@ TRACE_EVENT(rpm_return_int,
__entry->ret)
);
+#define RPM_STATUS_STRINGS \
+ EM(RPM_INVALID, "RPM_INVALID") \
+ EM(RPM_ACTIVE, "RPM_ACTIVE") \
+ EM(RPM_RESUMING, "RPM_RESUMING") \
+ EM(RPM_SUSPENDED, "RPM_SUSPENDED") \
+ EMe(RPM_SUSPENDING, "RPM_SUSPENDING")
+
+/* Enums require being exported to userspace, for user tool parsing. */
+#undef EM
+#undef EMe
+#define EM(a, b) TRACE_DEFINE_ENUM(a);
+#define EMe(a, b) TRACE_DEFINE_ENUM(a);
+
+RPM_STATUS_STRINGS
+
+/*
+ * Now redefine the EM() and EMe() macros to map the enums to the strings that
+ * will be printed in the output.
+ */
+#undef EM
+#undef EMe
+#define EM(a, b) { a, b },
+#define EMe(a, b) { a, b }
+
+TRACE_EVENT(rpm_status,
+ TP_PROTO(struct device *dev, enum rpm_status status),
+ TP_ARGS(dev, status),
+
+ TP_STRUCT__entry(
+ __string(name, dev_name(dev))
+ __field(int, status)
+ ),
+
+ TP_fast_assign(
+ __assign_str(name, dev_name(dev));
+ __entry->status = status;
+ ),
+
+ TP_printk("%s status=%s", __get_str(name),
+ __print_symbolic(__entry->status, RPM_STATUS_STRINGS))
+);
+
#endif /* _TRACE_RUNTIME_POWER_H */
/* This part must be outside protection */