[Motorola Droid RAZR] sinhus:
this is still a problem and i can not find any information about it nowhere on the net. So any idea will help. Please share your opinions.

here is a log from logcat -b radio. it seems that qmi interface for serial terminal is not available.

05-29 18:22:45.316 790 790 D GSM : [ApnContext:default] setDataConnection: old dc=null new dc={GsmDC-1: State=DcInactiveState apnSetting=null apnList= [{mApnType=default mState=IDLE mWaitingApns=[[ApnSettingV2] TR TURKCELL, 545, 28601, internet, , , , , , 0, default, IP, IP, true, 0] mWaitingApnsPermanentFailureCountDown=1 mApnSetting=[ApnSettingV2] TR TURKCELL, 545, 28601, internet, , , , , , 0, default, IP, IP, true, 0 mDataConnectionAc=GsmDC-1 mReason=simLoaded mRetryCount=3 mDataEnabled=true mDependencyMet=true}] RefCount=0 cid=-1 create=-1 lastFail=-1 lastFailCause=NONE} this={mApnType=default mState=IDLE mWaitingApns=[[ApnSettingV2] TR TURKCELL, 545, 28601, internet, , , , , , 0, default, IP, IP, true, 0] mWaitingApnsPermanentFailureCountDown=1 mApnSetting=[ApnSettingV2] TR TURKCELL, 545, 28601, internet, , , , , , 0, default, IP, IP, true, 0 mDataConnectionAc=GsmDC-1 mReason=simLoaded mRetryCount=3 mDataEnabled=true mDependencyMet=true}
05-29 18:22:45.316 790 790 D GSM : [ApnContext:default] setState: INITING, previous state:IDLE
05-29 18:22:45.316 790 790 D GSM : [GsmDCT] isDataPossible(default): possible=true isDataAllowed=true apnTypePossible=true apnContextisEnabled=true apnContextState()=INITING
05-29 18:22:45.316 790 790 D GSM : [GsmDCT] get active apn string for type:default
05-29 18:22:45.316 790 790 D GSM : DataConnectionAc getReconnectIntent ok
05-29 18:22:45.316 790 2799 D GSM : [GsmDC-1] DcInactiveState msg.what=EVENT_CONNECT.RefCount = 0
05-29 18:22:45.316 790 2799 D GSM : [GsmDC-1] Connecting to carrier: 'TR TURKCELL' APN: 'internet' proxy: '' port: '
05-29 18:22:45.316 790 2799 D RILJ : [0701]> SETUP_DATA_CALL 13 0 internet 0 IP
05-29 18:22:45.324 3071 3073 D RILMM : onRequest +
05-29 18:22:45.324 3071 3073 D RILMM : RILMM_PSD_onRequest +
05-29 18:22:45.324 790 790 D GSM : [GsmDCT] mLteOnCdma:false,mIsImsTriedInEhrpdfalseradioTech:11
05-29 18:22:45.324 3071 3073 I RILMM : RILMM_PSD_onRequest onRequest CDMA
05-29 18:22:45.324 3071 3073 D RILMM : RILMM_PSD_Setup_Data_Call +
05-29 18:22:45.324 3071 3073 D RILMM : RILMM_PSD_Setup_Data_Call new profileId is 0
05-29 18:22:45.324 790 790 D GSM :[B] [GsmDCT] setupData: initing![/B]
05-29 18:22:45.324 3071 3073 D RILMM : save_data_call_parameters +
05-29 18:22:45.324 3071 3073 D RILMM : RILMM_MAIN_send_request +
05-29 18:22:45.324 3071 3073 D RILMM : RILMM_MAIN_send_request Sending Request with token = 696
05-29 18:22:45.324 3071 3073 I RIL-MAIN: onReq: reqCode = 27, dataLen = 28
05-29 18:22:45.324 790 790 D GSM : [GsmDCT] notifyOffApnOfAvailability type:fota
05-29 18:22:45.324 3071 3073 D RILMM : RILMM_MAIN_send_request -
05-29 18:22:45.324 3071 3073 D RILMM : RILMM_PSD_Setup_Data_Call -
05-29 18:22:45.324 3071 3073 D RILMM : RILMM_PSD_onRequest -
05-29 18:22:45.324 3071 3073 D RILMM : onRequest -
[B]05-29 18:22:45.324 3071 3077 E RIL-MDM : hndlQuReq: Qmi not initialized. Return with a failure[/B]
05-29 18:22:45.324 3071 3077 D RILMM : RILMM_Main_onRequestComplete +
05-29 18:22:45.324 3071 3077 D RILMM : RILMM_PSD_SetupDataCall_Callback +
05-29 18:22:45.324 3071 3077 D RILMM : RILMM_PSD_SetupDataCall_Callback response is a NULL pointer, responselen=0
05-29 18:22:45.324 3071 3077 D RILMM : handleCallSetupFailure +
05-29 18:22:45.324 3071 3077 D RILMM : clear_call_info +
05-29 18:22:45.324 3071 3077 D RILMM : clear_call_info -
05-29 18:22:45.324 3071 3077 D RILMM : handleCallSetupFailure -
05-29 18:22:45.324 3071 3077 E RILMM : RILMM_PSD_SetupDataCall_Callback Return result was error from the subRIL
05-29 18:22:45.324 3071 3077 D RILMM : RILMM_PSD_SetupDataCall_Callback -
05-29 18:22:45.324 3071 3077 D RILMM : RILMM_Main_onRequestComplete -
05-29 18:22:45.324 790 1011 D RILJ : [0701]< SETUP_DATA_CALL error: com.android.internal.telephony.CommandException: GENERIC_FAILURE

how ever i can see /dev/qcqmi0 device!!

acm0
alarm
android_adb
ashmem
asix_enable
binder
block
bus
console
cpcap
cpcap_batt
cpcap_mot_rtc
cpcap_uc
cpu_dma_latency
cpuctl
ct405
device-mapper
dsscomp
ecryptfs
full
fuse
gps_interrupt
gps_reset
gps_rts
gps_standby
graphics
i2c-1
i2c-2
i2c-3
i2c-4
input
ion
keychord
kmem
kmsg
log
mem
msp430
mtp_usb
network_latency
network_throughput
null
omap-dssmgr
omap-hdcp
omap_dev_type
ppp
psaux
ptmx
pts
pvrsrvkm
[B]qcqmi0
qcqmi1
qcqmi2
qcqmi3[/B]
random
rfkill
rpmsg-omx0
rpmsg-omx1
rproc_user
rtc0
sec
slide_interrupt
snd
socket
tcmd_driver
tf_ctrl
tf_driver
tifm
tigps
tiler
tpapi
ts0710mux0
ts0710mux1
ts0710mux10
ts0710mux11
ts0710mux12
ts0710mux13
ts0710mux14
ts0710mux15
ts0710mux2
ts0710mux3
ts0710mux4
ts0710mux5
ts0710mux6
ts0710mux7
ts0710mux8
ts0710mux9
tty
ttyGS0
ttyGS1
ttyGS2
ttyGS3
ttyO0
ttyO1
ttyO2
ttyO3
ttySPI0
tun
uinput
urandom
usb_accessory
watchdog
xt_qtaguid
zero