Re: dvb_usb_af9015: command failed=1 _ kernel >= 4.1.x

[poma <pomidorabelisima@gmail.com>]

On 05/11/2015 12:25 AM, poma wrote:
> On 10.05.2015 12:38, poma wrote:
>> On 08.05.2015 12:59, poma wrote:
>>> On 08.05.2015 12:20, poma wrote:
>>>>
>>>> [    0.000000] Linux version 4.0.2-200.fc21.x86_64 ...
>>>>
>>>> [    0.870875] usb 1-2: new high-speed USB device number 2 using ehci-pci
>>>> [    0.990286] usb 1-2: New USB device found, idVendor=15a4, idProduct=9016
>>>> [    0.992575] usb 1-2: New USB device strings: Mfr=1, Product=2, SerialNumber=3
>>>> [    0.994859] usb 1-2: Product: DVB-T 2
>>>>
>>>> [    1.001398] usb 1-2: Manufacturer: Afatech
>>>> [    1.003555] usb 1-2: SerialNumber: 010101010600001
>>>> [    1.009194] Afatech DVB-T 2: Fixing fullspeed to highspeed interval: 10 -> 7
>>>> [    1.011694] input: Afatech DVB-T 2 as /devices/pci0000:00/0000:00:02.1/usb1/1-2/1-2:1.1/0003:15A4:9016.0001/input/input5
>>>> [    1.066814] hid-generic 0003:15A4:9016.0001: input,hidraw0: USB HID v1.01 Keyboard [Afatech DVB-T 2] on usb-0000:00:02.1-2/input1
>>>>
>>>> [   11.997119] usb 1-2: dvb_usb_v2: found a 'Afatech AF9015 reference design' in warm state
>>>> [   12.206778] usb 1-2: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer
>>>> [   12.207412] DVB: registering new adapter (Afatech AF9015 reference design)
>>>>
>>>> [   12.286137] i2c i2c-13: af9013: firmware version 5.1.0.0
>>>> [   12.289121] usb 1-2: DVB: registering adapter 0 frontend 0 (Afatech AF9013)...
>>>> [   12.343650] mxl5007t 13-00c0: creating new instance
>>>> [   12.346003] mxl5007t_get_chip_id: unknown rev (3f)
>>>> [   12.346156] mxl5007t_get_chip_id: MxL5007T detected @ 13-00c0
>>>> [   12.350371] usb 1-2: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer
>>>> [   12.350649] DVB: registering new adapter (Afatech AF9015 reference design)
>>>> [   12.553632] i2c i2c-13: af9013: found a 'Afatech AF9013' in warm state
>>>> [   12.557256] i2c i2c-13: af9013: firmware version 5.1.0.0
>>>> [   12.563779] usb 1-2: DVB: registering adapter 1 frontend 0 (Afatech AF9013)...
>>>> [   12.564554] mxl5007t 13-00c0: attaching existing instance
>>>> [   12.567004] usb 1-2: dvb_usb_af9015: command failed=1
>>>> [   12.567555] mxl5007t_soft_reset: 521: failed!
>>>> [   12.569745] mxl5007t_attach: error -121 on line 907
>>>> [   12.571231] usbcore: registered new interface driver dvb_usb_af9015
>>>>
>>>>
>>>> $ lsdvb
>>>>
>>>> 		lsdvb: Simple utility to list PCI/PCIe DVB devices
>>>> 		Version: 0.0.4
>>>> 		Copyright (C) Manu Abraham
>>>> $ 
>>>>
>>>
>>>
>>> Afatech AF9015 reference design:
>>>
>>> 3.18.12-200.fc21.x86_64        - OK
>>>
>>> 3.19.7-200.fc21.x86_64         - KO
>>> 4.0.2-200.fc21.x86_64          - KO
>>> 4.1.0-0.rc2.git3.1.fc23.x86_64 - KO
>>>
>>>
>>> If you have a patch to test, shout loudly.
>>>
>>>
>>
>> Looks like the same bug:
>> AVerMedia HD Volar (A867) - Afatech AF9033
>> http://forum.sifteam.eu/sifbox-by-sif-team/125122-kernel-3-19-a867-xgaz-dove.html
>>
>> http://git.linuxtv.org/cgit.cgi/media_build.git - no positive effect.
>>
>>
>> Ho ho ho
>>
> 
> It seems the 'lsdvb' is what made the device unusable after re/boot.
> Of course this applies to kernel >= 3.19.x
> The device has to be unplugged and after a minute or two plugged back to be usable again.
> 
> 
> $ lsdvb
> 
> 		lsdvb: Simple utility to list PCI/PCIe DVB devices
> 		Version: 0.0.4
> 		Copyright (C) Manu Abraham
> 
> usb (5:0 -868620712:32665) on PCI Domain:-874755276 Bus:32665 Device:2098 Function:0
> 	DEVICE:0 ADAPTER:0 FRONTEND:0 (Afatech AF9013) 
> 		 FE_OFDM Fmin=174MHz Fmax=862MHz
> 	DEVICE:0 ADAPTER:1 FRONTEND:0 (Afatech AF9013) 
> 		 FE_OFDM Fmin=174MHz Fmax=862MHz
> 
> $ dmesg
> [   80.332837] usb 2-2: dvb_usb_af9015: command failed=1
> [   80.332857] i2c i2c-13: af9013: i2c wr failed=-5 reg=d607 len=1
> [   80.337837] usb 2-2: dvb_usb_af9015: command failed=1
> [   80.337848] mxl5007t_write_reg: 472: failed!
> [   80.337853] mxl5007t_sleep: error -121 on line 709
> [   80.338324] usb 2-2: dvb_usb_af9015: command failed=1
> [   80.338328] mxl5007t_write_reg: 472: failed!
> [   80.338332] mxl5007t_sleep: error -121 on line 711
> 
> 
> 


Furthermore, it is sufficient to re/boot to the latest kernels,
and the device is K.O. again,

e.g.
# modinfo -n mxl5007t
/lib/modules/4.1.0-0.rc3.git0.1.fc23.x86_64+debug/kernel/drivers/media/tuners/mxl5007t.ko.xz

...
[   13.874536] i2c i2c-13: af9013: found a 'Afatech AF9013' in warm state
[   13.878031] i2c i2c-13: af9013: firmware version 5.1.0.0
[   13.884691] usb 1-2: DVB: registering adapter 1 frontend 0 (Afatech AF9013)...
[   13.884942] mxl5007t 13-00c0: attaching existing instance
[   13.887166] usb 1-2: dvb_usb_af9015: command failed=1
[   13.887179] mxl5007t_soft_reset: 521: failed!
[   13.888780] mxl5007t_attach: error -121 on line 907
[   13.897808] usbcore: registered new interface driver dvb_usb_af9015
...

# ls -al /dev/dvb
ls: cannot access /dev/dvb: No such file or directory


Keep in mind, this time it has nothing to do with 'lsdvb',

# lsdvb
-bash: /bin/lsdvb: Permission denied