Unexpected Mode Preference when using --nas-set-system-selection-preference

Markus Gothe nietzsche at lysator.liu.se
Tue Apr 14 12:43:18 PDT 2015


Err: I meant '‘—nas-set-technology-preference’ ofc :-)

//M

On 14 Apr 2015, at 21:35 , Markus Gothe <nietzsche at lysator.liu.se> wrote:

> Try using ‘--nas-get-technology-preference’ instead. It might work better.
> 
> //M
> 
> On 13 Apr 2015, at 22:43 , Markus Gothe <nietzsche at lysator.liu.se> wrote:
> 
>> There is something wrong with your modem... Sorry to say. The Verizon USB551L doesnt support neither GSM nor UMTS. :-(
>> There are two known ways to get/set rat...
>> 
>> The NAS set selection preference methinks is be uses when to choose between CDMA and GSM.
>> 
>> I will check this up when I have the source code at hand.
>> 
>> //M
>> 
>> Den 10 apr 2015 22:10 skrev Garrett Doorenbos <gdoorenbos at yahoo.com>:
>>> 
>>> Hello,
>>> 
>>> I am using qmicli with a Novatel USB551L modem. When I try to use the --nas-set-system-selection-preference command to set my preference to ‘lte’, I get a ‘DeviceUnsupported’ error. I noticed that if I run the command with the verbose tag, the Mode Preference sent to the modem is ‘gsm, lte, td-scdma’. I think this causes problems since my modem doesn’t support td-scdma (--dms-get-capabilities shows only cdma20001x, evdo, gsm, umts, lte). I also noticed that whatever input I give to --nas-set-system-selection-preference, it seems to OR it with gsm, lte, and td-scdma. Is there a way to get --nas-set-system-selection-preference to only send ‘lte’ for the Mode Preference? I’ve copy/pasted results from my machine below.
>>> 
>>> Thanks,
>>> Garrett
>>> 
>>> -----
>>> 
>>> sh-4.2# qmicli -d /dev/cdc-wdm0 --dms-get-capabilities
>>> [/dev/cdc-wdm0] Device capabilities retrieved:
>>>        Max TX channel rate: '5742000'
>>>        Max RX channel rate: '7200000'
>>>               Data Service: 'simultaneous-cs-ps'
>>>                        SIM: 'supported'
>>>                   Networks: 'cdma20001x, evdo, gsm, umts, lte'
>>> sh-4.2# qmicli -d /dev/cdc-wdm0 --nas-set-system-selection-preference=lte
>>> error: couldn't set operating mode: QMI protocol error (25): 'DeviceUnsupported'
>>> sh-4.2# qmicli -d /dev/cdc-wdm0 --nas-set-system-selection-preference=lte -v
>>> [13 Sep 2000, 03:43:25] [Debug] QMI Device at '/dev/cdc-wdm0' ready
>>> [13 Sep 2000, 03:43:25] [Debug] [/dev/cdc-wdm0] Assuming service 'nas' is supported...
>>> [13 Sep 2000, 03:43:25] [Debug] [/dev/cdc-wdm0] Allocating new client ID...
>>> [13 Sep 2000, 03:43:25] [Debug] [/dev/cdc-wdm0] Sent message...
>>> <<<<<< RAW:
>>> <<<<<<   length = 16
>>> <<<<<<   data   = 01:0F:00:00:00:00:00:01:22:00:04:00:01:01:00:03
>>> 
>>> [13 Sep 2000, 03:43:25] [Debug] [/dev/cdc-wdm0] Sent message (translated)...
>>> <<<<<< QMUX:
>>> <<<<<<   length  = 15
>>> <<<<<<   flags   = 0x00
>>> <<<<<<   service = "ctl"
>>> <<<<<<   client  = 0
>>> <<<<<< QMI:
>>> <<<<<<   flags       = "none"
>>> <<<<<<   transaction = 1
>>> <<<<<<   tlv_length  = 4
>>> <<<<<<   message     = "Allocate CID" (0x0022)
>>> <<<<<< TLV:
>>> <<<<<<   type       = "Service" (0x01)
>>> <<<<<<   length     = 1
>>> <<<<<<   value      = 03
>>> <<<<<<   translated = nas
>>> 
>>> [13 Sep 2000, 03:43:25] [Debug] [/dev/cdc-wdm0] Received message...
>>>>>>>>> RAW:
>>>>>>>>>   length = 24
>>>>>>>>>   data   = 01:17:00:80:00:00:01:01:22:00:0C:00:02:04:00:00:00:00:00:01:02:00:03:0A
>>> 
>>> [13 Sep 2000, 03:43:25] [Debug] [/dev/cdc-wdm0] Received message (translated)...
>>>>>>>>> QMUX:
>>>>>>>>>   length  = 23
>>>>>>>>>   flags   = 0x80
>>>>>>>>>   service = "ctl"
>>>>>>>>>   client  = 0
>>>>>>>>> QMI:
>>>>>>>>>   flags       = "response"
>>>>>>>>>   transaction = 1
>>>>>>>>>   tlv_length  = 12
>>>>>>>>>   message     = "Allocate CID" (0x0022)
>>>>>>>>> TLV:
>>>>>>>>>   type       = "Result" (0x02)
>>>>>>>>>   length     = 4
>>>>>>>>>   value      = 00:00:00:00
>>>>>>>>>   translated = SUCCESS
>>>>>>>>> TLV:
>>>>>>>>>   type       = "Allocation Info" (0x01)
>>>>>>>>>   length     = 2
>>>>>>>>>   value      = 03:0A
>>>>>>>>>   translated = [ service = 'nas' cid = '10' ]
>>> 
>>> [13 Sep 2000, 03:43:25] [Debug] [/dev/cdc-wdm0] Registered 'nas' (version unknown) client with ID '10'
>>> [13 Sep 2000, 03:43:25] [Debug] Asynchronously setting system selection preference...
>>> [13 Sep 2000, 03:43:25] [Debug] [/dev/cdc-wdm0] Sent message...
>>> <<<<<< RAW:
>>> <<<<<<   length = 29
>>> <<<<<<   data   = 01:1C:00:00:03:0A:00:01:00:33:00:10:00:19:04:00:00:00:00:00:17:01:00:01:11:02:00:B4:5B
>>> 
>>> [13 Sep 2000, 03:43:25] [Debug] [/dev/cdc-wdm0] Sent message (translated)...
>>> <<<<<< QMUX:
>>> <<<<<<   length  = 28
>>> <<<<<<   flags   = 0x00
>>> <<<<<<   service = "nas"
>>> <<<<<<   client  = 10
>>> <<<<<< QMI:
>>> <<<<<<   flags       = "none"
>>> <<<<<<   transaction = 1
>>> <<<<<<   tlv_length  = 16
>>> <<<<<<   message     = "Set System Selection Preference" (0x0033)
>>> <<<<<< TLV:
>>> <<<<<<   type       = "GSM WCDMA Acquisition Order Preference" (0x19)
>>> <<<<<<   length     = 4
>>> <<<<<<   value      = 00:00:00:00
>>> <<<<<<   translated = automatic
>>> <<<<<< TLV:
>>> <<<<<<   type       = "Change Duration" (0x17)
>>> <<<<<<   length     = 1
>>> <<<<<<   value      = 01
>>> <<<<<<   translated = permanent
>>> <<<<<< TLV:
>>> <<<<<<   type       = "Mode Preference" (0x11)
>>> <<<<<<   length     = 2
>>> <<<<<<   value      = B4:5B
>>> <<<<<<   translated = gsm, lte, td-scdma
>>> 
>>> [13 Sep 2000, 03:43:25] [Debug] [/dev/cdc-wdm0] Received message...
>>>>>>>>> RAW:
>>>>>>>>>   length = 20
>>>>>>>>>   data   = 01:13:00:80:03:0A:02:01:00:33:00:07:00:02:04:00:01:00:19:00
>>> 
>>> [13 Sep 2000, 03:43:25] [Debug] [/dev/cdc-wdm0] Received message (translated)...
>>>>>>>>> QMUX:
>>>>>>>>>   length  = 19
>>>>>>>>>   flags   = 0x80
>>>>>>>>>  service = "nas"
>>>>>>>>>   client  = 10
>>>>>>>>> QMI:
>>>>>>>>>   flags       = "response"
>>>>>>>>>   transaction = 1
>>>>>>>>>   tlv_length  = 7
>>>>>>>>>   message     = "Set System Selection Preference" (0x0033)
>>>>>>>>> TLV:
>>>>>>>>>   type       = "Result" (0x02)
>>>>>>>>>   length     = 4
>>>>>>>>>   value      = 01:00:19:00
>>>>>>>>>   translated = FAILURE: DeviceUnsupported
>>> 
>>> error: couldn't set operating mode: QMI protocol error (25): 'DeviceUnsupported'
>>> [13 Sep 2000, 03:43:25] [Debug] [/dev/cdc-wdm0] Unregistered 'nas' client with ID '10'
>>> [13 Sep 2000, 03:43:25] [Debug] [/dev/cdc-wdm0] Sent message...
>>> <<<<<< RAW:
>>> <<<<<<   length = 17
>>> <<<<<<   data   = 01:10:00:00:00:00:00:02:23:00:05:00:01:02:00:03:0A
>>> 
>>> [13 Sep 2000, 03:43:25] [Debug] [/dev/cdc-wdm0] Sent message (translated)...
>>> <<<<<< QMUX:
>>> <<<<<<   length  = 16
>>> <<<<<<   flags   = 0x00
>>> <<<<<<   service = "ctl"
>>> <<<<<<   client  = 0
>>> <<<<<< QMI:
>>> <<<<<<   flags       = "none"
>>> <<<<<<   transaction = 2
>>> <<<<<<   tlv_length  = 5
>>> <<<<<<   message     = "Release CID" (0x0023)
>>> <<<<<< TLV:
>>> <<<<<<   type       = "Release Info" (0x01)
>>> <<<<<<   length     = 2
>>> <<<<<<   value      = 03:0A
>>> <<<<<<   translated = [ service = 'nas' cid = '10' ]
>>> 
>>> [13 Sep 2000, 03:43:25] [Debug] [/dev/cdc-wdm0] Received message...
>>>>>>>>> RAW:
>>>>>>>>>   length = 24
>>>>>>>>>   data   = 01:17:00:80:00:00:01:02:23:00:0C:00:02:04:00:00:00:00:00:01:02:00:03:0A
>>> 
>>> [13 Sep 2000, 03:43:25] [Debug] [/dev/cdc-wdm0] Received message (translated)...
>>>>>>>>> QMUX:
>>>>>>>>>   length  = 23
>>>>>>>>>   flags   = 0x80
>>>>>>>>>   service = "ctl"
>>>>>>>>>   client  = 0
>>>>>>>>> QMI:
>>>>>>>>>   flags       = "response"
>>>>>>>>>   transaction = 2
>>>>>>>>>   tlv_length  = 12
>>>>>>>>>   message     = "Release CID" (0x0023)
>>>>>>>>> TLV:
>>>>>>>>>   type       = "Result" (0x02)
>>>>>>>>>   length     = 4
>>>>>>>>>   value      = 00:00:00:00
>>>>>>>>>   translated = SUCCESS
>>>>>>>>> TLV:
>>>>>>>>>   type       = "Release Info" (0x01)
>>>>>>>>>   length     = 2
>>>>>>>>>   value      = 03:0A
>>>>>>>>>   translated = [ service = 'nas' cid = '10' ]
>>> 
>>> [13 Sep 2000, 03:43:25] [Debug] Client released
>>> sh-4.2#
>>> 
>> _______________________________________________
>> libqmi-devel mailing list
>> libqmi-devel at lists.freedesktop.org
>> http://lists.freedesktop.org/mailman/listinfo/libqmi-devel
> 
> //Markus - The panama-hat hacker
> 
> _______________________________________________
> libqmi-devel mailing list
> libqmi-devel at lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/libqmi-devel

//Markus - The panama-hat hacker

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