[no ci] Overlay: update wireless scripts (#982)

general/overlay/etc/network/interfaces.d/wlan0

@@ -1,5 +1,5 @@
 iface wlan0 inet dhcp
-    pre-up wlan_addr=$(fw_printenv -n wlanaddr); if [ -n "$wlan_addr" ]; then ip link set dev wlan0 address $wlan_addr; fi
+    pre-up wlan_addr=$(fw_printenv -n wlanaddr) && ip link set dev wlan0 address $wlan_addr
     post-up wpa_passphrase "$(fw_printenv -n wlanssid || echo OpenIPC)" "$(fw_printenv -n wlanpass || echo OpenIPC12345)" > /tmp/wpa_supplicant.conf
     post-up sed -i '2i \\tscan_ssid=1' /tmp/wpa_supplicant.conf
     post-up wpa_supplicant -B -i wlan0 -D nl80211,wext -c /tmp/wpa_supplicant.conf

general/overlay/etc/wireless/interfaces/wlan0

@@ -1,6 +1,6 @@
 auto wlan0
 iface wlan0 inet dhcp
-    pre-up wlan_addr=$(fw_printenv -n wlanaddr); if [ -n "$wlan_addr" ]; then ip link set dev wlan0 address $wlan_addr; fi
+    pre-up wlan_addr=$(fw_printenv -n wlanaddr) && ip link set dev wlan0 address $wlan_addr
     post-up wpa_passphrase "$(fw_printenv -n wlanssid || echo OpenIPC)" "$(fw_printenv -n wlanpass || echo OpenIPC12345)" > /tmp/wpa_supplicant.conf
     post-up sed -i '2i \\tscan_ssid=1' /tmp/wpa_supplicant.conf
     post-up wpa_supplicant -B -i wlan0 -D nl80211,wext -c /tmp/wpa_supplicant.conf

general/overlay/etc/wireless/modem

@@ -4,7 +4,6 @@ set_gpio() {
 	echo $1 > /sys/class/gpio/export
 	echo out > /sys/class/gpio/gpio$1/direction
 	echo $2 > /sys/class/gpio/gpio$1/value
-	echo $1 > /sys/class/gpio/unexport
 	sleep 1
 }
 

general/overlay/etc/wireless/sdio

@@ -4,7 +4,6 @@ set_gpio() {
 	echo $1 > /sys/class/gpio/export
 	echo out > /sys/class/gpio/gpio$1/direction
 	echo $2 > /sys/class/gpio/gpio$1/value
-	echo $1 > /sys/class/gpio/unexport
 	sleep 1
 }
 
@@ -17,30 +16,26 @@ set_mmc() {
 
 # T31 ATBM603X mmc0
 if [ "$1" = "atbm603x-t31-mmc0" ]; then
-	# PB10 in wifi mmc1 is in the pull-down state by default, it needs to be set to a high-impedance state
+	# PB10 wifi mmc1, pull-down -> high-impedance
 	devmem 0x10011128 32 0x400
-	# set wifi mmc1 clk drive capability to 8mA
+	# Set wifi mmc1 clk drive capability to 8mA
 	devmem 0x10011134 32 0x20000
-
 	set_mmc 0
 
 	cp /usr/share/atbm603x_conf/atbm_txpwer_dcxo_cfg.txt /tmp
 	cp /usr/share/atbm603x_conf/set_rate_power.txt /tmp
-
 	modprobe atbm603x_wifi_sdi0 atbm_printk_mask=0
 	exit 0
 fi
 
 # T31 ATBM603X mmc1
 if [ "$1" = "atbm603x-t31-mmc1" ]; then
-	# not sure what this does, but it's copied from the stock fw
+	# Copied from stock firmware
 	devmem 0x10011110 32 0x6e094800
-
 	set_mmc 1
 
 	cp /usr/share/atbm603x_conf/atbm_txpwer_dcxo_cfg.txt /tmp
 	cp /usr/share/atbm603x_conf/set_rate_power.txt /tmp
-
 	modprobe atbm603x_wifi_sdi1 atbm_printk_mask=0
 	exit 0
 fi
@@ -48,52 +43,40 @@ fi
 # T31 Wyze V3 / AtomCam 2 ATBM603x
 if [ "$1" = "atbm603x-t31-wyze-v3" ]; then
 	set_gpio 57 1
-
 	set_mmc 1
 
 	cp /usr/share/atbm603x_conf/atbm_txpwer_dcxo_cfg.txt /tmp
 	cp /usr/share/atbm603x_conf/set_rate_power.txt /tmp
-
 	modprobe atbm603x_wifi_sdi1 atbm_printk_mask=0
-	sleep 1
 	exit 0
 fi
 
 # T31 Wyze V3 RTL8189FTV
 if [ "$1" = "rtl8189ftv-t31-wyze-v3" ]; then
 	set_gpio 57 1
-
 	set_mmc 1
-
 	modprobe 8189fs rtw_power_mgnt=0 rtw_enusbss=0
-	sleep 1
 	exit 0
 fi
 
 # T31 Wyze DB3 RTL8189FTV
 if [ "$1" = "rtl8189ftv-t31-wyze-db3" ]; then
 	set_mmc 1
-
 	modprobe 8189fs rtw_power_mgnt=0 rtw_enusbss=0
-	sleep 1
 	exit 0
 fi
 
 # T20 Wyze V2 RTL8189FTV
 if [ "$1" = "rtl8189ftv-t20-wyze-v2" ]; then
 	set_mmc 1
-
 	modprobe 8189fs rtw_power_mgnt=0 rtw_enusbss=0
-	sleep 1
 	exit 0
 fi
 
 # T20 Wyze PanV1 RTL8189ES
 if [ "$1" = "rtl8189ftv-t20-wyze-pan-v1" ]; then
 	set_mmc 1
-
 	modprobe 8189es rtw_power_mgnt=0 rtw_enusbss=0
-	sleep 1
 	exit 0
 fi
 

general/overlay/etc/wireless/usb

@@ -4,7 +4,6 @@ set_gpio() {
 	echo $1 > /sys/class/gpio/export
 	echo out > /sys/class/gpio/gpio$1/direction
 	echo $2 > /sys/class/gpio/gpio$1/value
-	echo $1 > /sys/class/gpio/unexport
 	sleep 1
 }