hilink: map 0 to 100 power control to RTL range

devices/ssc338q_fpv_openipc-urllc-aio/general/overlay/usr/bin/wfb-power

@@ -18,8 +18,9 @@ fi
 trap 'rmdir "$LOCK" 2>/dev/null || true' EXIT HUP INT TERM
 
 if pidof wfb_tx wfb_rx wfb_tun wifilink >/dev/null; then
-  # RTL8812EU expects the OpenIPC scalar multiplied by 50 mBm.
-  iw wlan0 set txpower fixed $((POWER * 50))
+  # RTL8812EU accepts 0..3150 mBm driver units; map the user-facing 0..100
+  # scalar over that complete hardware-supported range.
+  iw wlan0 set txpower fixed $((POWER * 3150 / 100))
   logger -t wfb-power "runtime txpower=$POWER"
   exit 0
 fi

devices/ssc338q_fpv_openipc-urllc-aio/general/overlay/usr/bin/wifibroadcast

@@ -86,7 +86,7 @@ load_interface() {
 	iw "$wfb_dev" set channel "$channel" "$wfb_width"
 	iw reg set 00
 
-	[ "$driver" = "88XXau" ] && wfb_power=$((txpower * -100)) || wfb_power=$((txpower * 50))
+	[ "$driver" = "88XXau" ] && wfb_power=$((txpower * -100)) || wfb_power=$((txpower * 3150 / 100))
 	iw "$wfb_dev" set txpower fixed "$wfb_power"
 }