power: add environment capability probing

[dpdk.git] / lib / librte_power / power_common.h

diff --git a/lib/librte_power/power_common.h b/lib/librte_power/power_common.h
index feeb577..fab3ca9 100644 (file)
--- a/lib/librte_power/power_common.h
+++ b/lib/librte_power/power_common.h
@@ -7,4 +7,7 @@
 
 #define RTE_POWER_INVALID_FREQ_INDEX (~0)
 
+/* check if scaling driver matches one we want */
+int cpufreq_check_scaling_driver(const char *driver);
+
 #endif /* _POWER_COMMON_H_ */