Use newest realtek rtl8192cd driver from backfire alpha2 release.

Signed-off-by: Roman Yeryomin <roman@advem.lv>

2 files changed, 326 insertions, 0 deletions

diff --git a/package/hostapd-rtk/Makefile b/package/hostapd-rtk/Makefile
index 8253e213b..b8a7c7d24 100644
--- a/package/hostapd-rtk/Makefile
+++ b/package/hostapd-rtk/Makefile
@@ -175,6 +175,7 @@ endef
 define Install/hostapd-rtk
 	$(INSTALL_DIR) $(1)/lib/wifi
 	$(INSTALL_DATA) ./files/hostapd.sh $(1)/lib/wifi/hostapd.sh
+	$(INSTALL_DATA) ./files/realtek.sh $(1)/lib/wifi/realtek.sh
 	$(INSTALL_DIR) $(1)/usr/sbin
 endef
 
diff --git a/package/hostapd-rtk/files/realtek.sh b/package/hostapd-rtk/files/realtek.sh
new file mode 100755
index 000000000..27ba1f1e2
--- /dev/null
+++ b/package/hostapd-rtk/files/realtek.sh
@@ -0,0 +1,325 @@
+#!/bin/sh
+append DRIVERS "realtek"
+
+find_realtek_phy() {
+	local device="$1"
+
+	local macaddr="$(config_get "$device" macaddr | tr 'A-Z' 'a-z')"
+	config_get phy "$device" phy
+	[ -z "$phy" -a -n "$macaddr" ] && {
+		cd /sys/class/net
+		for phy in $(ls -d wlan[0-9] 2>&-); do
+			[ "$macaddr" = "$(cat /sys/class/net/${phy}/address)" ] || continue
+			config_set "$device" phy "$phy"
+			break
+		done
+		config_get phy "$device" phy
+	}
+	[ -n "$phy" -a -d "/sys/class/net/$phy" ] || {
+		echo "phy for wifi device $1 not found"
+		return 1
+	}
+	[ -z "$macaddr" ] && {
+		config_set "$device" macaddr "$(cat /sys/class/net/${phy}/address)"
+	}
+	return 0
+}
+
+scan_realtek() {
+	local device="$1"
+	local mainvif
+	local wds
+
+	[ ${device%[0-9]} = "wlan" ] && config_set "$device" phy "$device" || find_realtek_phy "$device" || {
+		config_unset "$device" vifs
+		return 0
+	}
+	config_get phy "$device" phy
+
+	config_get vifs "$device" vifs
+	local _c=0
+	for vif in $vifs; do
+		config_get_bool disabled "$vif" disabled 0
+		[ $disabled = 0 ] || continue
+
+		config_get mode "$vif" mode
+		case "$mode" in
+			adhoc|sta|ap|monitor)
+				# Only one vif is allowed on AP, station, Ad-hoc or monitor mode
+				[ -z "$mainvif" ] && {
+					mainvif="$vif"
+					config_set "$vif" ifname "$phy"
+				}
+			;;
+			wds)
+				config_get ssid "$vif" ssid
+				[ -z "$ssid" ] && continue
+				config_set "$vif" ifname "${phy}wds${_c}"
+				_c=$(($_c + 1))
+				addr="$ssid"
+				${addr:+append wds "$vif"}
+			;;
+			*) echo "$device($vif): Invalid mode, ignored."; continue;;
+		esac
+	done
+	config_set "$device" vifs "${mainvif:+$mainvif }${wds:+$wds}"
+}
+
+disable_realtek() (
+	local device="$1"
+
+	find_realtek_phy "$device" || return 0
+	config_get phy "$device" phy
+
+	echo disable_realtek phy=$phy device=$device
+
+	#doesn't work?
+	set_wifi_down "$device"
+
+	include /lib/network
+#	while read line < //${phy}/wds; do
+#		set $line
+#		[ -f "/var/run/wifi-${1}.pid" ] &&
+#			kill "$(cat "/var/run/wifi-${1}.pid")"
+#		ifconfig "$1" down
+#		unbridge "$1"
+#		iwpriv "$phy" wds_del "$2"
+#	done
+
+	echo unbridge "$phy"
+	unbridge "$phy"
+	ifconfig "$phy" down
+
+	return 0
+)
+
+enable_realtek() {
+	local device="$1"
+
+	find_realtek_phy "$device" || return 0
+	config_get phy "$device" phy
+
+	config_get channel "$device" channel
+	[ -n "$channel" ] && iwconfig "$phy" channel "$channel" >/dev/null 2>/dev/null
+
+
+	config_get vifs "$device" vifs
+	local first=1
+	echo device=$device vifs=$vifs
+	for vif in $vifs; do
+		config_get ifname "$vif" ifname
+		config_get ssid "$vif" ssid
+		config_get mode "$vif" mode
+
+		echo vif=$vif ifname=$ifname
+
+		[ "$mode" = "wds" ] || iwconfig "$phy" essid ${ssid:+-- }"${ssid:-any}"
+
+		case "$mode" in
+			sta)
+				iwconfig "$phy" mode managed
+				config_get addr "$device" bssid
+				[ -z "$addr" ] || {
+					iwconfig "$phy" ap "$addr"
+				}
+			;;
+			ap) iwconfig "$phy" mode master;;
+			wds) iwpriv "$phy" wds_add "$ssid";;
+			adhoc) iwconfig "$phy" mode ad-hoc;;
+			*) iwconfig "$phy" mode "$mode";;
+		esac
+
+		[ "$first" = 1 ] && {
+			config_get rate "$vif" rate
+			[ -n "$rate" ] && iwconfig "$phy" rate "${rate%%.*}"
+
+			config_get_bool hidden "$vif" hidden 0
+			iwpriv "$phy" set_mib hiddenAP="$hidden"
+
+			config_get frag "$vif" frag
+			[ -n "$frag" ] && iwconfig "$phy" frag "${frag%%.*}"
+
+			config_get rts "$vif" rts
+			[ -n "$rts" ] && iwconfig "$phy" rts "${rts%%.*}"
+
+			config_get maclist "$vif" maclist
+			[ -n "$maclist" ] && {
+				# flush MAC list
+				iwpriv "$phy" maccmd 3
+				for mac in $maclist; do
+					iwpriv "$phy" addmac "$mac"
+				done
+			}
+			config_get macpolicy "$vif" macpolicy
+			case "$macpolicy" in
+				allow)
+					iwpriv "$phy" maccmd 2
+				;;
+				deny)
+					iwpriv "$phy" maccmd 1
+				;;
+				*)
+					# default deny policy if mac list exists
+					[ -n "$maclist" ] && iwpriv "$phy" maccmd 1
+				;;
+			esac
+			# kick all stations if we have policy explicitly set
+			[ -n "$macpolicy" ] && iwpriv "$phy" maccmd 4
+		}
+
+		config_get enc "$vif" encryption
+		case "$enc" in
+			WEP|wep)
+				for idx in 1 2 3 4; do
+					config_get key "$vif" "key${idx}"
+					iwconfig "$ifname" enc "[$idx]" "${key:-off}"
+				done
+				config_get key "$vif" key
+				key="${key:-1}"
+				case "$key" in
+					[1234]) iwconfig "$ifname" enc "[$key]";;
+					*) iwconfig "$ifname" enc "$key";;
+				esac
+			;;
+			psk*|wpa*)
+				start_hostapd=1
+				config_get key "$vif" key
+			;;
+		esac
+
+		local net_cfg bridge
+		net_cfg="$(find_net_config "$vif")"
+		echo net_cfg=$net_cfg > /dev/ttyS0
+		# dirty workaround for wlan0 not appearing when router is started
+		bridge="br-lan"
+
+		# set mac address from /etc/config/wireless
+		local macaddr
+		config_get macaddr "$device" macaddr
+		[ -z "$macaddr" ] || ifconfig "$device" hw ether "$macaddr"
+
+		# set led to link/tx/rx (data,management) mode
+		# have to be here because router will lock in wlan0 will be up durig this
+		iwpriv "$ifname" set_mib led_type=11
+
+		sleep 4
+		brctl show > /dev/ttyS0
+		[ -z "$net_cfg" ] || {
+			#bridge="$(bridge_interface "$net_cfg")"
+			echo vif=$vif bridge=$bridge > /dev/ttyS0
+			echo tree config_set "$vif" bridge "$bridge" > /dev/ttyS0
+			config_set "$vif" bridge "$bridge"
+			echo house start_net "$ifname" "$net_cfg" > /dev/ttyS0
+
+			set | grep CONFIG_ > /dev/ttyS0
+			start_net "$ifname" "$net_cfg"
+		}
+		sleep 1
+		brctl show > /dev/ttyS0
+
+		# start hostapd anyway for now, it's much more stable than native ap mode
+		start_hostapd=1
+
+		[ -n "$start_hostapd" ] || {
+			local htmode
+			config_get htmode "$device" htmode
+			case "$htmode" in
+				*HT40-*)
+					iwpriv "$ifname" set_mib use40M=1
+					iwpriv "$ifname" set_mib shortGI40M=1
+					iwpriv "$ifname" set_mib 2ndchoffset=1
+				;;
+				*HT40+*)
+					iwpriv "$ifname" set_mib use40M=1
+					iwpriv "$ifname" set_mib shortGI40M=1
+					iwpriv "$ifname" set_mib 2ndchoffset=2
+				;;
+			esac
+
+			# for 40MHz only mode
+			#TODO: enable after realtek merge with hostapd?
+			#iwpriw "$ifname" set_mib coexist=0
+
+			# enable Space-Time Block Coding for better throughput
+			#iwpriv "$ifname" set_mib stbc=1
+
+			#sleep 1
+			ifconfig "$ifname" up
+		}
+
+		#doesn't work?
+		set_wifi_up "$vif" "$ifname"
+
+		case "$mode" in
+			ap)
+				if [ -n "$start_hostapd" ] && eval "type hostapd_setup_vif" 2>/dev/null >/dev/null; then
+					hostapd_setup_vif "$vif" realtek || {
+						echo "enable_realtek($device): Failed to set up hostapd for interface $ifname" >&2
+						# make sure this wifi interface won't accidentally stay open without encryption
+						ifconfig "$ifname" down
+						continue
+					}
+				fi
+			;;
+			wds|sta)
+				if eval "type wpa_supplicant_setup_vif" 2>/dev/null >/dev/null; then
+					wpa_supplicant_setup_vif "$vif" realtek || {
+						echo "enable_realtek($device): Failed to set up wpa_supplicant for interface $ifname" >&2
+						ifconfig "$ifname" down
+						continue
+					}
+				fi
+			;;
+		esac
+		first=0
+	done
+
+}
+
+check_realtek_device() {
+	[ ${1%[0-9]} = "wlan" ] && config_set "$1" phy "$1"
+	config_get phy "$1" phy
+	[ -z "$phy" ] && {
+		find_realtek_phy "$1" >/dev/null || return 0
+		config_get phy "$1" phy
+	}
+	[ "$phy" = "$dev" ] && found=1
+}
+
+detect_realtek() {
+	devidx=0
+	config_load wireless
+	while :; do
+		config_get type "wlan$devidx" type
+		[ -n "$type" ] || break
+		devidx=$(($devidx + 1))
+	done
+	cd /sys/class/net/
+	[ -d wlan[0-9] ] || return
+	for dev in $(ls -d wlan[0-9] 2>&-); do
+		found=0
+		config_foreach check_realtek_device wifi-device
+		[ "$found" -gt 0 ] && continue
+		cat <<EOF
+config wifi-device wlan$devidx
+	option type	realtek
+	option channel  11
+	option macaddr	$(cat /sys/class/net/${dev}/address)
+	#TODO: enable after realtek merge with hostapd
+	#option hwmode	11ng
+	option htmode	HT40-
+
+	# UNCOMMENT THIS LINE TO DISABLE WIFI:
+	# option disabled 1
+
+config wifi-iface
+	option device	wlan$devidx
+	option network	lan
+	option mode	ap
+	option ssid	OpenWrt
+	option encryption none
+
+EOF
+	devidx=$(($devidx + 1))
+	done
+}