[fpv] improvements (#710)

br-ext-chip-goke/board/gk7205v200/kernel/gk7205v300.generic.config

@@ -733,7 +733,7 @@ CONFIG_CFG80211=m
 CONFIG_CFG80211_DEFAULT_PS=y
 # CONFIG_CFG80211_INTERNAL_REGDB is not set
 CONFIG_CFG80211_CRDA_SUPPORT=y
-CONFIG_CFG80211_WEXT=n
+CONFIG_CFG80211_WEXT=y
 # CONFIG_LIB80211 is not set
 CONFIG_MAC80211=m
 CONFIG_MAC80211_HAS_RC=y

general/package/mavfwd/Config.in

@@ -2,6 +2,7 @@ config BR2_PACKAGE_MAVFWD
 	bool "mavfwd"
 	default n
 	select BR2_PACKAGE_LIBEVENT_OPENIPC
+	select BR2_PACKAGE_DATALINK
 	help
 	  mavfwd - Cool and awesome mavlink forwader for FPV
 

general/package/mavlink-router/Config.in

@@ -1,5 +1,6 @@
 config BR2_PACKAGE_MAVLINK_ROUTER
 	bool "mavlink-router"
+	select BR2_PACKAGE_DATALINK
 	help
 	  MAVLink Router is an application to distribute MAVLink messages between multiple endpoints (connections). It distributes packets to a single port or multiple endpoints depending on the target address. Connections can be made via UART, UDP or TCP.
 

general/package/mavlink-router/files/S97mavlink

@@ -5,11 +5,11 @@
 
 case "$1" in
   start)
-    if grep -q telemetry=true /etc/wfb.conf; then
+    if grep -q telemetry=true /etc/datalink.conf; then
       echo "Starting mavlink router daemon..."
       /usr/bin/mavlink-routerd &
     else
-      echo "Telemetry service disabled in wfb.conf..."
+      echo "Telemetry service disabled in datalink.conf..."
     fi
     ;;
   stop)

general/package/wifibroadcast/files/setmcs

@@ -0,0 +1,24 @@
+#!/bin/sh
+#
+# Change Atheros MCS 
+# Author: Tipo Man
+
+case "$1" in
+	"1")	   
+	  echo '1-1' > /sys/bus/usb/drivers/usb/unbind
+	  rm /lib/firmware/ath9k_htc/htc_9271-1.4.0.fw
+	  ln -s /lib/firmware/ath9k_htc/htc_9271.fw.1 /lib/firmware/ath9k_htc/htc_9271-1.4.0.fw	  
+	  echo '1-1' > /sys/bus/usb/drivers/usb/bind
+	  echo "Loaded firmware with MCS"$1
+	;;
+	"3")		
+	  echo '1-1' > /sys/bus/usb/drivers/usb/unbind
+	  rm /lib/firmware/ath9k_htc/htc_9271-1.4.0.fw
+	  ln -s /lib/firmware/ath9k_htc/htc_9271.fw.3 /lib/firmware/ath9k_htc/htc_9271-1.4.0.fw
+	  echo '1-1' > /sys/bus/usb/drivers/usb/bind
+	  echo "Loaded firmware with MCS"$1
+	;;
+	*)
+	  echo "Only MCS 1 or 3 supported!"
+	;;
+esac

general/package/wifibroadcast/files/wfb.conf

@@ -1,6 +1,8 @@
 wlan=wlan0
 region=BO
+# By default used channel number, but, you may set freq instead. For ex: 2387M
 channel=14
+frequency=
 txpower=20
 driver_txpower_override=20
 bandwidth=20

general/package/wifibroadcast/files/wifibroadcast

@@ -11,6 +11,19 @@ chip=$(ipcinfo -c)
 
 driver=""
 
+set_mcs() {
+  mcs=$(ls -l /lib/firmware/ath9k_htc | grep "htc_9271-1.4.0.fw" | cut -d "." -f6)
+  if [ -z "${mcs}" ]; then
+	setmcs ${mcs_index}
+  fi
+  if [ ${mcs_index} -eq 1 ] || [ ${mcs_index} -eq 3 ]; then
+	  if [ ! ${mcs_index} -eq ${mcs} ]; then
+		setmcs ${mcs_index}
+		sleep 3
+	  fi
+  fi
+}
+
 # "0bda:8813" -> (8814) -> 8814au
 # "0846:9052" -> (8811) -> 8821au
 
@@ -24,18 +37,13 @@ detect_wifi_card() {
 		driver="realtek"
 		modprobe 88XXau rtw_tx_pwr_idx_override=${driver_txpower_override}
 	  ;;
-	  "0cf3:9271")
+	  "0cf3:9271" | "040d:3801")
 		driver="atheros"
+		set_mcs
 		modprobe mac80211
 		modprobe ath9k_htc
 	  ;;
-	  "148f:3070")
-		driver="ralink"
-		modprobe mac80211
-		modprobe rt2x00usb
-		modprobe rt2800usb
-	  ;;
-	esac
+	  esac
   done
 
   if [ -z "${driver}" ]; then
@@ -68,13 +76,19 @@ load_interface() {
   if [ ${driver} = "realtek" ]; then
 	  ifconfig ${wlan} up
 	  iwconfig ${wlan} mode monitor
-  elif [ ${driver} = "atheros" ] || [ ${driver} = "ralink" ]; then
+  elif [ ${driver} = "atheros" ]; then
 	  iwconfig ${wlan} mode monitor
 	  ifconfig ${wlan} up
   fi
 
   iw reg set ${region}
-  iwconfig ${wlan} channel ${channel}
+
+  if [ ! -z "${frequency}" ]; then
+	  iwconfig ${wlan} freq ${frequency}
+  else
+	  iwconfig ${wlan} channel ${channel}
+  fi
+
   iw dev ${wlan} set txpower fixed $((${txpower} * 100))
 }
 

general/package/wifibroadcast/wifibroadcast.mk

@@ -28,8 +28,13 @@ define WIFIBROADCAST_INSTALL_TARGET_CMDS
 	$(INSTALL) -m 755 -d $(TARGET_DIR)/usr/bin
 	cp ../general/package/wifibroadcast/files/wifibroadcast $(TARGET_DIR)/usr/bin
 
+	$(INSTALL) -m 755 -d $(TARGET_DIR)/usr/bin
+	cp ../general/package/wifibroadcast/files/setmcs $(TARGET_DIR)/usr/bin
+
 	$(INSTALL) -m 755 -d $(TARGET_DIR)/lib/firmware/ath9k_htc
-	cp ../general/package/wifibroadcast/files/htc_9271-1.4.0.fw $(TARGET_DIR)/lib/firmware/ath9k_htc
+	cp ../general/package/wifibroadcast/files/htc_9271.fw.1 $(TARGET_DIR)/lib/firmware/ath9k_htc
+	$(INSTALL) -m 755 -d $(TARGET_DIR)/lib/firmware/ath9k_htc
+	cp ../general/package/wifibroadcast/files/htc_9271.fw.3 $(TARGET_DIR)/lib/firmware/ath9k_htc
 endef
 
 $(eval $(generic-package))