diff --git a/sys/dev/ath/ath_hal/ar5210/ar5210.h b/sys/dev/ath/ath_hal/ar5210/ar5210.h
--- a/sys/dev/ath/ath_hal/ar5210/ar5210.h
+++ b/sys/dev/ath/ath_hal/ar5210/ar5210.h
@@ -278,7 +278,7 @@
 extern	HAL_BOOL ar5210SetKeyCacheEntryMac(struct ath_hal *,
 			uint16_t, const uint8_t *);
 
-extern	HAL_BOOL ar5210SetPowerMode(struct ath_hal *, uint32_t powerRequest,
+extern	HAL_BOOL ar5210SetPowerMode(struct ath_hal *, HAL_POWER_MODE mode,
 		int setChip);
 extern	HAL_POWER_MODE ar5210GetPowerMode(struct ath_hal *);
 
diff --git a/sys/dev/ath/ath_hal/ar5211/ar5211.h b/sys/dev/ath/ath_hal/ar5211/ar5211.h
--- a/sys/dev/ath/ath_hal/ar5211/ar5211.h
+++ b/sys/dev/ath/ath_hal/ar5211/ar5211.h
@@ -304,7 +304,7 @@
 extern	HAL_BOOL ar5211SetKeyCacheEntryMac(struct ath_hal *,
 			uint16_t, const uint8_t *);
 
-extern	HAL_BOOL ar5211SetPowerMode(struct ath_hal *, uint32_t powerRequest,
+extern	HAL_BOOL ar5211SetPowerMode(struct ath_hal *, HAL_POWER_MODE mode,
 		int setChip);
 extern	HAL_POWER_MODE ar5211GetPowerMode(struct ath_hal *);