diff --git a/drivers/event/dlb/dlb.c b/drivers/event/dlb/dlb.c
index d2f2026291..a65f70882f 100644
--- a/drivers/event/dlb/dlb.c
+++ b/drivers/event/dlb/dlb.c
@@ -3185,7 +3185,7 @@ dlb_dequeue_wait(struct dlb_eventdev *dlb,
 		pmc.addr = monitor_addr;
 		pmc.val = expected_value;
 		pmc.mask = qe_mask.raw_qe[1];
-		pmc.data_sz = sizeof(uint64_t);
+		pmc.size = sizeof(uint64_t);
 
 		rte_power_monitor(&pmc, timeout + start_ticks);
 
diff --git a/drivers/event/dlb2/dlb2.c b/drivers/event/dlb2/dlb2.c
index c9a8a02278..5782960158 100644
--- a/drivers/event/dlb2/dlb2.c
+++ b/drivers/event/dlb2/dlb2.c
@@ -2894,7 +2894,7 @@ dlb2_dequeue_wait(struct dlb2_eventdev *dlb2,
 		pmc.addr = monitor_addr;
 		pmc.val = expected_value;
 		pmc.mask = qe_mask.raw_qe[1];
-		pmc.data_sz = sizeof(uint64_t);
+		pmc.size = sizeof(uint64_t);
 
 		rte_power_monitor(&pmc, timeout + start_ticks);
 
diff --git a/drivers/net/i40e/i40e_rxtx.c b/drivers/net/i40e/i40e_rxtx.c
index 89560d4ee5..668edd6626 100644
--- a/drivers/net/i40e/i40e_rxtx.c
+++ b/drivers/net/i40e/i40e_rxtx.c
@@ -92,7 +92,7 @@ i40e_get_monitor_addr(void *rx_queue, struct rte_power_monitor_cond *pmc)
 	pmc->mask = rte_cpu_to_le_64(1 << I40E_RX_DESC_STATUS_DD_SHIFT);
 
 	/* registers are 64-bit */
-	pmc->data_sz = sizeof(uint64_t);
+	pmc->size = sizeof(uint64_t);
 
 	return 0;
 }
diff --git a/drivers/net/ice/ice_rxtx.c b/drivers/net/ice/ice_rxtx.c
index 7286e3a445..69f994579a 100644
--- a/drivers/net/ice/ice_rxtx.c
+++ b/drivers/net/ice/ice_rxtx.c
@@ -46,7 +46,7 @@ ice_get_monitor_addr(void *rx_queue, struct rte_power_monitor_cond *pmc)
 	pmc->mask = rte_cpu_to_le_16(1 << ICE_RX_FLEX_DESC_STATUS0_DD_S);
 
 	/* register is 16-bit */
-	pmc->data_sz = sizeof(uint16_t);
+	pmc->size = sizeof(uint16_t);
 
 	return 0;
 }
diff --git a/drivers/net/ixgbe/ixgbe_rxtx.c b/drivers/net/ixgbe/ixgbe_rxtx.c
index cc8f70e6dd..c0305a8238 100644
--- a/drivers/net/ixgbe/ixgbe_rxtx.c
+++ b/drivers/net/ixgbe/ixgbe_rxtx.c
@@ -1389,7 +1389,7 @@ ixgbe_get_monitor_addr(void *rx_queue, struct rte_power_monitor_cond *pmc)
 	pmc->mask = rte_cpu_to_le_32(IXGBE_RXDADV_STAT_DD);
 
 	/* the registers are 32-bit */
-	pmc->data_sz = sizeof(uint32_t);
+	pmc->size = sizeof(uint32_t);
 
 	return 0;
 }
diff --git a/lib/librte_eal/include/generic/rte_power_intrinsics.h b/lib/librte_eal/include/generic/rte_power_intrinsics.h
index 6109d28faa..5960c48c80 100644
--- a/lib/librte_eal/include/generic/rte_power_intrinsics.h
+++ b/lib/librte_eal/include/generic/rte_power_intrinsics.h
@@ -20,14 +20,17 @@
 
 struct rte_power_monitor_cond {
 	volatile void *addr;  /**< Address to monitor for changes */
-	uint64_t val;         /**< Before attempting the monitoring, the address
-	                       *   may be read and compared against this value.
-	                       **/
-	uint64_t mask;   /**< 64-bit mask to extract current value from addr */
-	uint8_t data_sz; /**< Data size (in bytes) that will be used to compare
-	                  *   expected value with the memory address. Can be 1,
-	                  *   2, 4, or 8. Supplying any other value will lead to
-	                  *   undefined result. */
+	uint64_t val;         /**< If the `mask` is non-zero, location pointed
+	                       *   to by `addr` will be read and compared
+	                       *   against this value.
+	                       */
+	uint64_t mask;   /**< 64-bit mask to extract value read from `addr` */
+	uint8_t size;    /**< Data size (in bytes) that will be used to compare
+	                  *   expected value (`val`) with data read from the
+	                  *   monitored memory location (`addr`). Can be 1, 2,
+	                  *   4, or 8. Supplying any other value will result in
+	                  *   an error.
+	                  */
 };
 
 /**
diff --git a/lib/librte_eal/x86/rte_power_intrinsics.c b/lib/librte_eal/x86/rte_power_intrinsics.c
index af3ae3237c..39ea9fdecd 100644
--- a/lib/librte_eal/x86/rte_power_intrinsics.c
+++ b/lib/librte_eal/x86/rte_power_intrinsics.c
@@ -88,7 +88,7 @@ rte_power_monitor(const struct rte_power_monitor_cond *pmc,
 	if (pmc == NULL)
 		return -EINVAL;
 
-	if (__check_val_size(pmc->data_sz) < 0)
+	if (__check_val_size(pmc->size) < 0)
 		return -EINVAL;
 
 	s = &wait_status[lcore_id];
@@ -113,7 +113,7 @@ rte_power_monitor(const struct rte_power_monitor_cond *pmc,
 	/* if we have a comparison mask, we might not need to sleep at all */
 	if (pmc->mask) {
 		const uint64_t cur_value = __get_umwait_val(
-				pmc->addr, pmc->data_sz);
+				pmc->addr, pmc->size);
 		const uint64_t masked = cur_value & pmc->mask;
 
 		/* if the masked value is already matching, abort */