Hi
I am using custom tablet board with 4430. When it uses L27.IS.1 release, WIFI is work well. After I move to 4AI.1.3, WIFI can't work.
The logcat log shows there is no wlan0 interface and supplicant not running.
A part of logs as following:
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I/SystemServer( 190): Device Policy
I/SystemServer( 190): Status Bar
I/SystemServer( 190): Clipboard Service
I/SystemServer( 190): NetworkManagement Service
I/SystemServer( 190): Text Service Manager Service
I/SystemServer( 190): NetworkStats Service
I/SystemServer( 190): NetworkPolicy Service
I/SystemServer( 190): Wi-Fi P2pService
I/SystemServer( 190): Wi-Fi Service
E/CommandListener( 112): Failed to open /proc/sys/net/ipv6/conf/wlan0/disable_ipv6: No such file or directory
E/WifiStateMachine( 190): Failed to disable IPv6: java.lang.IllegalStateException: Unable to communicate to native daemon for disabling ipv6
I/SystemServer( 190): Connectivity Service
D/ConnectivityService( 190): ConnectivityService starting up
D/NetworkManagementService( 190): Registering observer
E/MobileDataStateTracker( 190): default: Ignoring feature request because could not acquire PhoneService
E/MobileDataStateTracker( 190): default: Could not enable APN type "default"
D/NetworkManagementService( 190): Registering observer
D/NetworkManagementService( 190): Registering observer
I/WifiService( 190): WifiService starting up with Wi-Fi disabled
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D/NetworkManagementService( 190): not enabling bandwidth control
D/dalvikvm( 190): GC_CONCURRENT freed 390K, 25% free 8133K/10759K, paused 7ms+5ms
W/NetworkStats( 190): problem reading network stats: java.lang.IllegalStateException: problem parsing idx 1
D/NetworkManagementService( 190): Registering observer
D/NetworkManagementService( 190): Registering observer
D/SystemUIService( 380): loading: class com.android.systemui.statusbar.tablet.TabletStatusBar
D/SystemUIService( 380): running: com.android.systemui.statusbar.tablet.TabletStatusBar@410d01a0
I/StatusBar.HeightReceiver( 380): Resizing status bar plugged=false height=48 old=0
I/ActivityManager( 190): Config changed: {1.0 0mcc0mnc en_US layoutdir=0 sw768dp w1024dp h720dp xlrg land finger -keyb/v/h -nav/h s.3}
W/RecognitionManagerService( 190): no available voice recognition services found
W/AppWidgetService( 190): Failed to read state: java.io.FileNotFoundException: /data/system/appwidgets.xml: open failed: ENOENT (No such file or directory)
W/InputManagerService( 190): Ignoring setImeWindowStatus of uid 1000 token: null
I/ActivityManager( 190): Start proc com.android.inputmethod.latin for service com.android.inputmethod.latin/.LatinIME: pid=396 uid=10021 gids={}
D/NetworkManagementService( 190): Registering observer
E/ThrottleService( 190): Error reading data file
D/dalvikvm( 380): GC_CONCURRENT freed 107K, 4% free 6763K/6983K, paused 2ms+1ms
I/ActivityManager( 190): Start proc com.android.phone for added application com.android.phone: pid=414 uid=1001 gids={3002, 3001, 3003, 1015}
I/ActivityManager( 190): START {act=android.intent.action.MAIN cat=[android.intent.category.HOME] flg=0x10000000 cmp=com.android.settings/.CryptKeeper} from pid 0
I/ActivityManager( 190): Start proc com.android.settings for activity com.android.settings/.CryptKeeper: pid=427 uid=1000 gids={1015, 3002, 3001, 3003}
W/ThrottleService( 190): unable to find stats for iface rmnet0
I/ActivityThread( 414): Pub mms: com.android.providers.telephony.MmsProvider
I/ActivityThread( 414): Pub sms: com.android.providers.telephony.SmsProvider
I/ActivityThread( 414): Pub telephony: com.android.providers.telephony.TelephonyProvider
W/TelephonyProvider( 414): onCreate: confFile=/system/etc/apns-conf.xml oldCheckSum=-1
E/BinaryDictionaryGetter( 396): Could not find a dictionary pack
E/ActivityThread( 396): Failed to find provider info for com.android.inputmethod.latin.dictionarypack
W/ThrottleService( 190): unable to find stats for iface rmnet0
I/ActivityThread( 414): Pub icc: com.android.phone.IccProvider
I/ActivityThread( 414): Pub mms-sms: com.android.providers.telephony.MmsSmsProvider
D/dalvikvm( 396): GC_CONCURRENT freed 169K, 4% free 6779K/7047K, paused 2ms+3ms
W/NetworkManagementSocketTagger( 190): setKernelCountSet(1000, 1) failed with errno -2
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D/WifiService( 190): New client listening to asynchronous messages
D/dalvikvm( 190): GC_FOR_ALLOC freed 456K, 22% free 8445K/10759K, paused 41ms
I/ActivityManager( 190): START {act=android.intent.action.MAIN cat=[android.intent.category.HOME] flg=0x10000000 cmp=com.android.launcher/com.android.launcher2.Launcher} from pid 0
I/ActivityManager( 190): Start proc com.android.launcher for activity com.android.launcher/com.android.launcher2.Launcher: pid=556 uid=10022 gids={}
W/ActivityManager( 190): Unable to start service Intent { act=com.android.ussd.IExtendedNetworkService }: not found
D/dalvikvm( 190): GC_CONCURRENT freed 101K, 22% free 8462K/10759K, paused 7ms+6ms
W/NetworkManagementSocketTagger( 190): setKernelCountSet(10022, 1) failed with errno -2
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W/NetworkManagementSocketTagger( 190): setKernelCountSet(10022, 0) failed with errno -2
W/CommandListener( 112): Failed to retrieve HW addr for wlan0 (No such device)
D/NetworkManagementService( 190): rsp <213 00:00:00:00:00:00 0.0.0.0 0 [down]>
D/CommandListener( 112): Setting iface cfg
E/WifiStateMachine( 190): Unable to change interface settings: java.lang.IllegalStateException: Unable to communicate with native daemon to interface setcfg - com.android.server.NativeDaemonConnectorException: Cmd {interface setcfg wlan0 0.0.0.0 0 [down]} failed with code 400 : {Failed to set address (No such device)}
D/NetworkManagementService( 190): flags <[down]>
I/wpa_supplicant( 842): rfkill: Cannot open RFKILL control device
E/wpa_supplicant( 842): Could not read interface wlan0 flags: No such device
E/wpa_supplicant( 842): Could not read interface wlan0 flags: No such device
E/wpa_supplicant( 842): Could not read interface wlan0 flags: No such device
E/wpa_supplicant( 842): Could not read interface wlan0 flags: No such device
E/wpa_supplicant( 842): Could not read interface wlan0 flags: No such device
E/wpa_supplicant( 842): Could not read interface wlan0 flags: No such device
E/wpa_supplicant( 842): Could not read interface wlan0 flags: No such device
E/wpa_supplicant( 842): Could not read interface wlan0 flags: No such device
E/wpa_supplicant( 842): Could not read interface wlan0 flags: No such device
E/wpa_supplicant( 842): Could not read interface wlan0 flags: No such device
E/wpa_supplicant( 842): Could not read interface wlan0 flags: No such device
E/wpa_supplicant( 842): nl80211: Could not set interface 'wlan0' UP
E/wpa_supplicant( 842): wlan0: Failed to initialize driver interface
D/dalvikvm( 190): GC_CONCURRENT freed 391K, 21% free 8597K/10759K, paused 7ms+3ms
E/WifiHW ( 190): Supplicant not running, cannot connect
E/WifiHW ( 190): Supplicant not running, cannot connect
E/WifiHW ( 190): Supplicant not running, cannot connect
E/WifiHW ( 190): Supplicant not running, cannot connect
E/WifiHW ( 190): Supplicant not running, cannot connect
E/WifiStateMachine( 190): Failed to setup control channel, restart supplicant
W/CommandListener( 112): Failed to retrieve HW addr for wlan0 (No such device)
D/CommandListener( 112): Setting iface cfg
D/NetworkManagementService( 190): rsp <213 00:00:00:00:00:00 0.0.0.0 0 [down]>
D/NetworkManagementService( 190): flags <[down]>
E/WifiStateMachine( 190): Unable to change interface settings: java.lang.IllegalStateException: Unable to communicate with native daemon to interface setcfg - com.android.server.NativeDaemonConnectorException: Cmd {interface setcfg wlan0 0.0.0.0 0 [down]} failed with code 400 : {Failed to set address (No such device)}
I/wpa_supplicant( 890): rfkill: Cannot open RFKILL control device
E/wpa_supplicant( 890): Could not read interface wlan0 flags: No such device
E/wpa_supplicant( 890): Could not read interface wlan0 flags: No such device
E/wpa_supplicant( 890): Could not read interface wlan0 flags: No such device
E/wpa_supplicant( 890): Could not read interface wlan0 flags: No such device
E/wpa_supplicant( 890): Could not read interface wlan0 flags: No such device
E/wpa_supplicant( 890): Could not read interface wlan0 flags: No such device
E/wpa_supplicant( 890): Could not read interface wlan0 flags: No such device
E/wpa_supplicant( 890): Could not read interface wlan0 flags: No such device
E/wpa_supplicant( 890): Could not read interface wlan0 flags: No such device
E/wpa_supplicant( 890): Could not read interface wlan0 flags: No such device
E/wpa_supplicant( 890): Could not read interface wlan0 flags: No such device
E/wpa_supplicant( 890): nl80211: Could not set interface 'wlan0' UP
E/wpa_supplicant( 890): wlan0: Failed to initialize driver interface
E/WifiHW ( 190): Supplicant not running, cannot connect
E/WifiHW ( 190): Supplicant not running, cannot connect
E/WifiHW ( 190): Supplicant not running, cannot connect
E/WifiHW ( 190): Supplicant not running, cannot connect
E/WifiHW ( 190): Supplicant not running, cannot connect
E/WifiStateMachine( 190): Failed to setup control channel, restart supplicant
W/CommandListener( 112): Failed to retrieve HW addr for wlan0 (No such device)
D/NetworkManagementService( 190): rsp <213 00:00:00:00:00:00 0.0.0.0 0 [down]>
D/NetworkManagementService( 190): flags <[down]>
D/CommandListener( 112): Setting iface cfg
E/WifiStateMachine( 190): Unable to change interface settings: java.lang.IllegalStateException: Unable to communicate with native daemon to interface setcfg - com.android.server.NativeDaemonConnectorException: Cmd {interface setcfg wlan0 0.0.0.0 0 [down]} failed with code 400 : {Failed to set address (No such device)}
I/wpa_supplicant( 936): rfkill: Cannot open RFKILL control device
E/wpa_supplicant( 936): Could not read interface wlan0 flags: No such device
E/wpa_supplicant( 936): Could not read interface wlan0 flags: No such device
E/wpa_supplicant( 936): Could not read interface wlan0 flags: No such device
E/wpa_supplicant( 936): Could not read interface wlan0 flags: No such device
E/wpa_supplicant( 936): Could not read interface wlan0 flags: No such device
E/wpa_supplicant( 936): Could not read interface wlan0 flags: No such device
E/wpa_supplicant( 936): Could not read interface wlan0 flags: No such device
E/wpa_supplicant( 936): Could not read interface wlan0 flags: No such device
E/wpa_supplicant( 936): Could not read interface wlan0 flags: No such device
E/wpa_supplicant( 936): Could not read interface wlan0 flags: No such device
E/wpa_supplicant( 936): Could not read interface wlan0 flags: No such device
E/wpa_supplicant( 936): nl80211: Could not set interface 'wlan0' UP
E/wpa_supplicant( 936): wlan0: Failed to initialize driver interface
E/WifiHW ( 190): Supplicant not running, cannot connect
E/WifiHW ( 190): Supplicant not running, cannot connect
E/WifiHW ( 190): Supplicant not running, cannot connect
E/WifiHW ( 190): Supplicant not running, cannot connect
E/WifiHW ( 190): Supplicant not running, cannot connect
E/WifiStateMachine( 190): Failed to setup control channel, restart supplicant
D/dalvikvm( 190): GC_CONCURRENT freed 445K, 21% free 8573K/10759K, paused 6ms+3ms
W/CommandListener( 112): Failed to retrieve HW addr for wlan0 (No such device)
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