Re: Hauppauge HVR-930C problems

[Mauro Carvalho Chehab <mchehab@redhat.com>]

On 11-01-2012 03:28, Mihai Dobrescu wrote:
> I've got the sources, I've successfully built everything.
> Where should I expect to have the binary files after the make install?

By default, make install puts everything inside /usr/local.

So, the binaries should be at /usr/local/bin.

Regards,
Mauro
> 
> Thank you.
> 
> On Tue, Jan 10, 2012 at 10:35 PM, Mauro Carvalho Chehab
> <mchehab@redhat.com> wrote:
>> On 10-01-2012 18:23, Mihai Dobrescu wrote:
>>> I can't find dvb-fe-util tool.
>>
>> http://git.linuxtv.org/v4l-utils.git/blob/ad284d9ef6600e091515b0abd7cec64736097265:/utils/dvb/dvb-fe-tool.c
>>
>> Regards,
>> Mauro
>>
>>>
>>> On Tue, Jan 10, 2012 at 9:41 PM, Mauro Carvalho Chehab
>>> <mchehab@redhat.com> wrote:
>>>> On 10-01-2012 17:30, Mihai Dobrescu wrote:
>>>>> Hello,
>>>>>
>>>>> Just compiled the latest again, but still no difference.
>>>>> kaffeine doesn't see any source in channels dialog, two devices are in
>>>>> 'Configure Television' dialog: DRXK DVB-C - device not connected - as
>>>>> Device 1 and DRXK DVB-C DVB-T as Device 2. Concerning the last one, no
>>>>> source is selected, as I am in Romania, which is not in the list
>>>>> scan_w finds nothing.
>>>>>
>>>>> What should I do next?
>>>>
>>>> Kaffeine doesn't work with MFE tuners (at least not the version I have).
>>>> It only sees one delivery system.
>>>>
>>>> If you're using the very latest version of the driver (the one at the
>>>> media-build tree), you can use the dvb-fe-util tool to change
>>>> the delivery system to DVB-C or to DVB-T.
>>>>
>>>> The tool is now part of the v4l-utils.
>>>>
>>>> You may also request a Kaffeine developer or to submit a patch for it,
>>>> in order to add support on it to detect the frontend supported
>>>> delivery systems and to change it dynamically.
>>>>
>>>>>
>>>>> Regards, Mike.
>>>>>
>>>>> On Tue, Jan 10, 2012 at 4:42 PM, Fredrik Lingvall
>>>>> <fredrik.lingvall@gmail.com> wrote:
>>>>>> On 12/25/11 16:56, Fredrik Lingvall wrote:
>>>>>>>
>>>>>>> On 12/18/11 10:20, Fredrik Lingvall wrote:
>>>>>>>>
>>>>>>>> On 12/17/11 20:53, Mihai Dobrescu wrote:
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Mihai,
>>>>>>>>>
>>>>>>>>> I got some success. I did this,
>>>>>>>>>
>>>>>>>>> # cd /usr/src (for example)
>>>>>>>>>
>>>>>>>>> # git clone git://linuxtv.org/media_build.git
>>>>>>>>>
>>>>>>>>> # emerge dev-util/patchutils
>>>>>>>>> # emerge Proc-ProcessTable
>>>>>>>>>
>>>>>>>>> # cd media_build
>>>>>>>>> # ./build
>>>>>>>>> # make install
>>>>>>>>>
>>>>>>>>> Which will install the latest driver on your running kernel (just in
>>>>>>>>> case
>>>>>>>>> make sure /usr/src/linux points to your running kernel sources). Then
>>>>>>>>> reboot.
>>>>>>>>>
>>>>>>>>> You should now see that (among other) modules have loaded:
>>>>>>>>>
>>>>>>>>> # lsmod
>>>>>>>>>
>>>>>>>>> <snip>
>>>>>>>>>
>>>>>>>>> em28xx                 93528  1 em28xx_dvb
>>>>>>>>> v4l2_common             5254  1 em28xx
>>>>>>>>> videobuf_vmalloc        4167  1 em28xx
>>>>>>>>> videobuf_core          15151  2 em28xx,videobuf_vmalloc
>>>>>>>>>
>>>>>>>>> Then try w_scan and dvbscan etc. I got mythtv to scan too now. There
>>>>>>>>> were
>>>>>>>>> some warnings and timeouts and I'm not sure if this is normal or not.
>>>>>>>>>
>>>>>>>>> You can also do a dmesg -c while scanning to monitor the changes en the
>>>>>>>>> kernel log.
>>>>>>>>>
>>>>>>>>> Regards,
>>>>>>>>>
>>>>>>>>> /Fredrik
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> In my case I have:
>>>>>>>>>
>>>>>>>>> lsmod |grep em2
>>>>>>>>> em28xx_dvb             12608  0
>>>>>>>>> dvb_core               76187  1 em28xx_dvb
>>>>>>>>> em28xx                 82436  1 em28xx_dvb
>>>>>>>>> v4l2_common             5087  1 em28xx
>>>>>>>>> videodev               70123  2 em28xx,v4l2_common
>>>>>>>>> videobuf_vmalloc        3783  1 em28xx
>>>>>>>>> videobuf_core          12991  2 em28xx,videobuf_vmalloc
>>>>>>>>> rc_core                11695  11
>>>>>>>>>
>>>>>>>>> rc_hauppauge,ir_lirc_codec,ir_mce_kbd_decoder,ir_sanyo_decoder,ir_sony_decoder,ir_jvc_decoder,ir_rc6_decoder,ir_rc5_decoder,em28xx,ir_nec_decoder
>>>>>>>>> tveeprom               12441  1 em28xx
>>>>>>>>> i2c_core               14232  9
>>>>>>>>>
>>>>>>>>> xc5000,drxk,em28xx_dvb,em28xx,v4l2_common,videodev,tveeprom,nvidia,i2c_i801
>>>>>>>>>
>>>>>>>>> yet, w_scan founds nothing.
>>>>>>>>
>>>>>>>>
>>>>>>>> I was able to scan using the "media_build" install method described above
>>>>>>>> but when trying to watch a free channel the image and sound was stuttering
>>>>>>>> severly. I have tried both MythTV and mplayer with similar results.
>>>>>>>>
>>>>>>>> I created the channel list for mplayer with:
>>>>>>>>
>>>>>>>> lintv ~ # dvbscan -x0 -fc /usr/share/dvb/dvb-c/no-Oslo-Get -o zap >
>>>>>>>> .mplayer/channels.conf
>>>>>>>>
>>>>>>>> And, for example,  I get this output from mplayer plus a very (blocky)
>>>>>>>> stuttering image and sound:
>>>>>>>>
>>>>>>>> lin-tv ~ # mplayer dvb://1@"TV8 Oslo" -ao jack
>>>>>>>>
>>>>>>>
>>>>>>> I did some more tests with release snapshots 2011-12-13, 2011-12-21, and
>>>>>>> 2011-12-25, respectively. I did this by changing
>>>>>>>
>>>>>>> LATEST_TAR :=
>>>>>>> http://linuxtv.org/downloads/drivers/linux-media-LATEST.tar.bz2
>>>>>>> LATEST_TAR_MD5 :=
>>>>>>> http://linuxtv.org/downloads/drivers/linux-media-LATEST.tar.bz2.md5
>>>>>>>
>>>>>>> in linux/Makefile to the corresponding release.
>>>>>>>
>>>>>>> Results:
>>>>>>>
>>>>>>> * linux-media-2011-12-13.tar.bz2
>>>>>>>
>>>>>>> The ./build script builds the drivers cleanly, scanning works, but
>>>>>>>  watching video does not work correctly.
>>>>>>>
>>>>>>> * linux-media-2011-12-21.tar.bz2
>>>>>>>
>>>>>>> The ./build script fails at the as3645a.c file (on this machine but I can
>>>>>>> build it on two other machines using the same kernel and kernel
>>>>>>> 2.6.39-gentoo-r3, respectively). I can build it with make menuconfig etc
>>>>>>> (where I disabled stuff I don't need, eg. disabling [ ] Media Controller API
>>>>>>> (EXPERIMENTAL) ). The em28xx generate a kernel core dump though [1].
>>>>>>>
>>>>>>> * linux-media-2011-12-25.tar.bz2
>>>>>>>
>>>>>>> Same problem as 2011-12-21.
>>>>>>>
>>>>>>> Regards,
>>>>>>>
>>>>>>> /Fredrik
>>>>>>>
>>>>>>
>>>>>> Here's some more test results.
>>>>>>
>>>>>> I have upgraded the kernel to 3.1.6-gentoo (where I enabled DVB when I build
>>>>>> the kernel). Both
>>>>>>
>>>>>> http://linuxtv.org/downloads/drivers/linux-media-2012-01-07.tar.bz2
>>>>>>
>>>>>> and
>>>>>>
>>>>>> http://linuxtv.org/downloads/drivers/linux-media-2012-01-08.tar.bz2
>>>>>>
>>>>>> now builds using the
>>>>>>
>>>>>> lin-tv ~ # cd /usr/src
>>>>>> lin-tv src # git clone git://linuxtv.org/media_build.git
>>>>>> lin-tv src # cd media_build
>>>>>> lin-tv media_build # ./build
>>>>>> lin-tv media_build # make install
>>>>>>
>>>>>> method. Scanning and (finally) watching video works but not flawlessly.
>>>>>>
>>>>>> I also suspect that I don't find all channels when I scan. I have scanned
>>>>>> using,
>>>>>>
>>>>>> * dvbscan -x 0 -fc /usr/share/dvb/dvb-c/no-Oslo-Get > .mplayer/channels.conf
>>>>>> * Kaffeine  (1.2.2)
>>>>>> * MythTV (0.25_pre20120103)
>>>>>>
>>>>>> respectively. Both kaffeine and mythtv reports a very low signal level (0%)
>>>>>> and an SNR of only 1%. (kaffeine). I'm not sure if the driver reports this
>>>>>> correctly though.
>>>>>>
>>>>>> Whatching live TV works on some channels but not all. HD channels seems more
>>>>>> difficult than SD channels,  and I have not figured out why some channels
>>>>>> work and some don't. I get
>>>>>>
>>>>>> Signal 0% | S/N 2.6dB | BE 0 | (_L_S) Partial Lock
>>>>>>
>>>>>> and no video on many channels in mythtv.
>>>>>>
>>>>>> Regards,
>>>>>>
>>>>>> /Fredrik
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>
>>