diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index a400ac1c414715423064874d37f047b426f7fe19..24f4960f59ee57be931f3f5301528a859469a016 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -1272,8 +1272,8 @@ struct radeon_blacklist_clocks
 struct radeon_clock_and_voltage_limits {
 	u32 sclk;
 	u32 mclk;
-	u32 vddc;
-	u32 vddci;
+	u16 vddc;
+	u16 vddci;
 };
 
 struct radeon_clock_array {