libsigrok.h: Add SR_MQ_ENERGY

include/libsigrok/libsigrok.h

@@ -233,6 +233,8 @@ enum sr_mq {
 	SR_MQ_MASS,
 	/** Harmonic ratio */
 	SR_MQ_HARMONIC_RATIO,
+	/** Energy. */
+	SR_MQ_ENERGY,
 
 	/* Update sr_key_info_mq[] (hwdriver.c) upon changes! */
 };

src/hwdriver.c

@@ -270,6 +270,7 @@ static struct sr_key_info sr_key_info_mq[] = {
 	{SR_MQ_APPARENT_POWER, 0, "apparent_power", "Apparent power", NULL},
 	{SR_MQ_MASS, 0, "mass", "Mass", NULL},
 	{SR_MQ_HARMONIC_RATIO, 0, "harmonic_ratio", "Harmonic ratio", NULL},
+	{SR_MQ_ENERGY, 0, "energy", "Energy", NULL},
 	ALL_ZERO
 };