Re: Hauppage Nova: doesn't know how to handle a DVBv3 call to delivery system 0

[Gianluca Gennari <gennarone@gmail.com>]

Il 15/01/2012 16:04, razza lists ha scritto:
> On 15 January 2012 14:24, Mauro Carvalho Chehab <mchehab@redhat.com> wrote:
>> Em 15-01-2012 09:51, Gianluca Gennari escreveu:
>>> Il 15/01/2012 12:35, razza lists ha scritto:
>>>> On Sat, Jan 14, 2012 at 11:44 PM, Gianluca Gennari <gennarone@gmail.com> wrote:
>>>>>
>>>>> Il 15/01/2012 00:41, RazzaList ha scritto:
>>>>>> I have followed the build instructions for the Hauppauge MyTV.t device here
>>>>>> - http://linuxtv.org/wiki/index.php/Hauppauge_myTV.t and built the drivers
>>>>>> as detailed here -
>>>>>> http://linuxtv.org/wiki/index.php/How_to_Obtain,_Build_and_Install_V4L-DVB_D
>>>>>> evice_Drivers on a CentOS 6.2 i386 build.
>>>>>>
>>>>>> When I use dvbscan, nothing happens. dmesg shows "
>>>>>> dvb_frontend_ioctl_legacy: doesn't know how to handle a DVBv3 call to
>>>>>> delivery system 0"
>>>>>>
>>>>>> [root@cos6 ~]# cd /usr/bin
>>>>>> [root@cos6 bin]# ./dvbscan /usr/share/dvb/dvb-t/uk-Hannington >
>>>>>> /usr/share/dvb/dvb-t/channels.conf
>>>>>> [root@cos6 bin]# dmesg | grep dvb
>>>>>> dvb-usb: found a 'Hauppauge Nova-T MyTV.t' in warm state.
>>>>>> dvb-usb: will pass the complete MPEG2 transport stream to the software
>>>>>> demuxer.
>>>>>> dvb-usb: schedule remote query interval to 50 msecs.
>>>>>> dvb-usb: Hauppauge Nova-T MyTV.t successfully initialized and connected.
>>>>>> usbcore: registered new interface driver dvb_usb_dib0700
>>>>>> dvb_frontend_ioctl_legacy: doesn't know how to handle a DVBv3 call to
>>>>>> delivery system 0
>>>>>>
>>>>>> I have searched but can't locate a fix. Any pointers?
>>>>>>
>>>>>>
>>>>>> --
>>>>>> To unsubscribe from this list: send the line "unsubscribe linux-media" in
>>>>>> the body of a message to majordomo@vger.kernel.org
>>>>>> More majordomo info at �http://vger.kernel.org/majordomo-info.html
>>>>>>
>>>>>
>>>>> Hi,
>>>>> this patch will likely fix your problem:
>>>>>
>>>>> http://patchwork.linuxtv.org/patch/9492/
>>>>>
>>>>> Best regards,
>>>>> Gianluca
>>>>
>>>> It's very likely the case I'm doing something wrong and I apologise in
>>>> advance! However some help/guidance would be great...
>>>>
>>>> I have downloaded the sources as described in the basic approach here
>>>> - http://linuxtv.org/wiki/index.php/How_to_Obtain,_Build_and_Install_V4L-DVB_Device_Drivers
>>>>
>>>> In the source there is no file called "dvb_frontend.c", so I assume I
>>>> start the media_build/build script?
>>>> If I do, eventually this creates
>>>> media_build/linux/drivers/media/dvb/dvb-core/dvb_frontend.c
>>>>
>>>> I then apply the patch to
>>>> media_build/linux/drivers/media/dvb/dvb-core/dvb_frontend.c, and I can
>>>> see the added elements...
>>>> ....
>>>> static int dvb_frontend_clear_cache(struct dvb_frontend *fe)
>>>> {
>>>>         struct dtv_frontend_properties *c = &fe->dtv_property_cache;
>>>>         int i;
>>>>              u32 delsys;
>>>>
>>>>         delsys = c->delivery_system;
>>>>         memset(c, 0, sizeof(struct dtv_frontend_properties));
>>>>         c->delivery_system = delsys;
>>>>
>>>>         c->state = DTV_CLEAR;
>>>>
>>>>         dprintk("%s() Clearing cache for delivery system %d\n", __func__,
>>>>                      c->delivery_system);
>>>> ................
>>>>
>>>> After a reboot (as I have not got a clue about unloading modules etc.)
>>>> I then execute make install but I still get the same error
>>>> "dvb_frontend_ioctl_legacy: doesn't know how to handle a DVBv3 call to
>>>> delivery system 0" when I use dvbscan.
>>>>
>>>
>>> You are almost there.
>>> After you apply the patch, you have to recompile the entire source tree.
>>> You can do it launching the "make" command inside the linux/ folder.
>>> Then reinstall the drivers giving "make install" from the media_build/
>>> folder, and reboot.
>>
>> I've added the fixes for it today. So, tomorrow's tarballs should have this
>> bug fixed.
>>
>>>
>>> Best regards,
>>> Gianluca
>>> --
>>> To unsubscribe from this list: send the line "unsubscribe linux-media" in
>>> the body of a message to majordomo@vger.kernel.org
>>> More majordomo info at  http://vger.kernel.org/majordomo-info.html
>>
> I'm glad about that as I am getting nowhere fast. Looks like it's
> better to rebuild the box in the week and save wasting your time.
> After patching etc, I did manage to get a little bit further, but when
> using dvbscan I got an error:
> 
> [root@cos6 bin]# dvbscan /usr/share/dvb/dvb-t/uk-Hannington >
> /home/mythtv/channels.conf
> Unable to query frontend status

According to the dvbscan wiki page:

http://linuxtv.org/wiki/index.php/Dvbscan

if you get this error you should try other scanning utilities, like scan
or w_scan. You can also try a real application, like Kaffeine.

Best regards,
Gianluca

> 
> Dmesg output:
> usb 1-3: new high speed USB device using ehci_hcd and address 2
> usb 1-3: New USB device found, idVendor=2040, idProduct=7080
> usb 1-3: New USB device strings: Mfr=1, Product=2, SerialNumber=3
> usb 1-3: Product: myTV.t
> usb 1-3: Manufacturer: Eskape Labs
> usb 1-3: SerialNumber: 4030928317
> usb 1-3: configuration #1 chosen from 1 choice
> WARNING: You are using an experimental version of the media stack.
> 	As the driver is backported to an older kernel, it doesn't offer
> 	enough quality for its usage in production.
> 	Use it with care.
> Latest git patches (needed if you report a bug to linux-media@vger.kernel.org):
> 	240ab508aa9fb7a294b0ecb563b19ead000b2463 [media] [PATCH] don't reset
> the delivery system on DTV_CLEAR
> 	9544e8a64795d75875ff4c680a43aa452a37b260 [media] [BUG] it913x-fe fix
> typo error making SNR levels unstable
> 	c147f61083e3e4a9c2aaecaaed976502defc3b7d [media] cx23885: Query the
> CX25840 during enum_input for status
> WARNING: You are using an experimental version of the media stack.
> 	As the driver is backported to an older kernel, it doesn't offer
> 	enough quality for its usage in production.
> 	Use it with care.
> Latest git patches (needed if you report a bug to linux-media@vger.kernel.org):
> 	240ab508aa9fb7a294b0ecb563b19ead000b2463 [media] [PATCH] don't reset
> the delivery system on DTV_CLEAR
> 	9544e8a64795d75875ff4c680a43aa452a37b260 [media] [BUG] it913x-fe fix
> typo error making SNR levels unstable
> 	c147f61083e3e4a9c2aaecaaed976502defc3b7d [media] cx23885: Query the
> CX25840 during enum_input for status
> IR NEC protocol handler initialized
> IR RC5(x) protocol handler initialized
> IR RC6 protocol handler initialized
> IR JVC protocol handler initialized
> IR Sony protocol handler initialized
> IR SANYO protocol handler initialized
> IR MCE Keyboard/mouse protocol handler initialized
> dib0700: loaded with support for 24 different device-types
> dvb-usb: found a 'Hauppauge Nova-T MyTV.t' in cold state, will try to
> load a firmware
> usb 1-3: firmware: requesting dvb-usb-dib0700-1.20.fw
> lirc_dev: IR Remote Control driver registered, major 248
> IR LIRC bridge handler initialized
> dvb-usb: downloading firmware from file 'dvb-usb-dib0700-1.20.fw'
> dib0700: firmware started successfully.
> dvb-usb: found a 'Hauppauge Nova-T MyTV.t' in warm state.
> dvb-usb: will pass the complete MPEG2 transport stream to the software demuxer.
> DVB: registering new adapter (Hauppauge Nova-T MyTV.t)
> DVB: registering adapter 0 frontend 0 (DiBcom 7000PC)...
> DiB0070: successfully identified
> dvb-usb: Hauppauge Nova-T MyTV.t successfully initialized and connected.
> usbcore: registered new interface driver dvb_usb_dib0700
>