base-files/leds: save led color value if available

[openwrt/staging/jow.git] / package / base-files / files / etc / init.d / led

diff --git a/package/base-files/files/etc/init.d/led b/package/base-files/files/etc/init.d/led
index f3f3c3f8a7c99ac73f4e3368671f02f011970a03..d7fee9ebb2eb136af460a1c96f23ba85431d9731 100755 (executable)
--- a/package/base-files/files/etc/init.d/led
+++ b/package/base-files/files/etc/init.d/led
@@ -1,5 +1,5 @@
 #!/bin/sh /etc/rc.common
-# (C) 2008 openwrt.org
+# Copyright (C) 2008 OpenWrt.org
 
 START=96
 
@@ -8,6 +8,7 @@ load_led() {
        local sysfs
        local trigger
        local dev
+       local ports
        local mode
        local default
        local delayon
@@ -18,47 +19,91 @@ load_led() {
        config_get name $1 name "$sysfs"
        config_get trigger $1 trigger "none"
        config_get dev $1 dev
-       config_get mode $1 mode "link"
-       config_get_bool default $1 default "nil"
+       config_get ports $1 port
+       config_get mode $1 mode
+       config_get_bool default $1 default "0"
        config_get delayon $1 delayon
        config_get delayoff $1 delayoff
        config_get interval $1 interval "50"
        config_get port_state $1 port_state
+       config_get delay $1 delay "150"
+       config_get message $1 message ""
+       config_get gpio $1 gpio "0"
+       config_get_bool inverted $1 inverted "0"
 
-       if [ "$trigger" = "rssi" ]; then
-               # handled by rssileds userspace process
-               return
-       fi
+       # execute application led trigger
+       [ -f "/usr/libexec/led-trigger/${trigger}" ] && {
+               . "/usr/libexec/led-trigger/${trigger}"
+               return 0
+       }
+
+       [ "$trigger" = "usbdev" ] && {
+               # Backward compatibility: translate to the new trigger
+               trigger="usbport"
+               # Translate port of root hub, e.g. 4-1 -> usb4-port1
+               ports=$(echo "$dev" | sed -n 's/^\([0-9]*\)-\([0-9]*\)$/usb\1-port\2/p')
+               # Translate port of extra hub, e.g. 2-2.4 -> 2-2-port4
+               [ -z "$ports" ] && ports=$(echo "$dev" | sed -n 's/\./-port/p')
+       }
 
        [ -e /sys/class/leds/${sysfs}/brightness ] && {
                echo "setting up led ${name}"
-               [ "$default" != nil ] && {
-                       [ $default -eq 1 ] &&
-                               echo 1 >/sys/class/leds/${sysfs}/brightness
-                       [ $default -eq 1 ] ||
-                               echo 0 >/sys/class/leds/${sysfs}/brightness
+
+               printf "%s %s %d" \
+                       "$sysfs" \
+                       "$(sed -ne 's/^.*\[\(.*\)\].*$/\1/p' /sys/class/leds/${sysfs}/trigger)" \
+                       "$(cat /sys/class/leds/${sysfs}/brightness)" \
+                               >> /var/run/led.state
+               # Save default color if supported
+               [ -e /sys/class/leds/${sysfs}/multi_intensity ] && {
+                       printf " %s" \
+                               "$(sed 's/\ /:/g' /sys/class/leds/${sysfs}/multi_intensity)" \
+                               >> /var/run/led.state
+               }
+               printf "\n" >> /var/run/led.state
+
+               [ "$default" = 0 ] &&
+                       echo 0 >/sys/class/leds/${sysfs}/brightness
+
+               echo $trigger > /sys/class/leds/${sysfs}/trigger 2> /dev/null
+               ret="$?"
+
+               [ $default = 1 ] &&
+                       cat /sys/class/leds/${sysfs}/max_brightness > /sys/class/leds/${sysfs}/brightness
+
+               [ $ret = 0 ] || {
+                       echo >&2 "Skipping trigger '$trigger' for led '$name' due to missing kernel module"
+                       return 1
                }
-               echo $trigger > /sys/class/leds/${sysfs}/trigger
                case "$trigger" in
+               "heartbeat")
+                       echo "${inverted}" > "/sys/class/leds/${sysfs}/invert"
+                       ;;
+
                "netdev")
                        [ -n "$dev" ] && {
                                echo $dev > /sys/class/leds/${sysfs}/device_name
-                               echo $mode > /sys/class/leds/${sysfs}/mode
+                               for m in $mode; do
+                                       [ -e "/sys/class/leds/${sysfs}/$m" ] && \
+                                               echo 1 > /sys/class/leds/${sysfs}/$m
+                               done
+                               echo $interval > /sys/class/leds/${sysfs}/interval
                        }
                        ;;
 
-               "timer")
+               "timer"|"oneshot")
                        [ -n "$delayon" ] && \
                                echo $delayon > /sys/class/leds/${sysfs}/delay_on
                        [ -n "$delayoff" ] && \
                                echo $delayoff > /sys/class/leds/${sysfs}/delay_off
                        ;;
 
-               "usbdev")
-                       [ -n "$dev" ] && {
-                               echo $dev > /sys/class/leds/${sysfs}/device_name
-                               echo $interval > /sys/class/leds/${sysfs}/activity_interval
-                       }
+               "usbport")
+                       local p
+
+                       for p in $ports; do
+                               echo 1 > /sys/class/leds/${sysfs}/ports/$p
+                       done
                        ;;
 
                "port_state")
@@ -66,12 +111,22 @@ load_led() {
                                echo $port_state > /sys/class/leds/${sysfs}/port_state
                        ;;
 
+               "gpio")
+                       echo $gpio > /sys/class/leds/${sysfs}/gpio
+                       echo $inverted > /sys/class/leds/${sysfs}/inverted
+                       ;;
+
                switch[0-9]*)
-                       local port_mask
+                       local port_mask speed_mask
 
                        config_get port_mask $1 port_mask
                        [ -n "$port_mask" ] && \
                                echo $port_mask > /sys/class/leds/${sysfs}/port_mask
+                       config_get speed_mask $1 speed_mask
+                       [ -n "$speed_mask" ] && \
+                               echo $speed_mask > /sys/class/leds/${sysfs}/speed_mask
+                       [ -n "$mode" ] && \
+                               echo "$mode" > /sys/class/leds/${sysfs}/mode
                        ;;
                esac
        }
@@ -79,6 +134,22 @@ load_led() {
 
 start() {
        [ -e /sys/class/leds/ ] && {
+               [ -s /var/run/led.state ] && {
+                       local led trigger brightness color
+                       while read led trigger brightness color; do
+                               [ -e "/sys/class/leds/$led/trigger" ] && \
+                                       echo "$trigger" > "/sys/class/leds/$led/trigger"
+
+                               [ -e "/sys/class/leds/$led/brightness" ] && \
+                                       echo "$brightness" > "/sys/class/leds/$led/brightness"
+
+                               [ -e "/sys/class/leds/$led/multi_intensity" ] && \
+                                       echo "$color" | sed 's/:/\ /g' > \
+                                               "/sys/class/leds/$led/multi_intensity"
+                       done < /var/run/led.state
+                       rm /var/run/led.state
+               }
+
                config_load system
                config_foreach load_led led
        }