[linux-dvb] WinTV HVR-900 USB (B3C0)

Rob Beard rob at esdelle.co.uk
Wed Dec 9 10:34:23 CET 2009

On 09/12/2009 09:16, Lukasz Sokol wrote:
> Rob Beard wrote:
>> Hi folks,
>> I've borrowed a WinTV HVR-900 USB stick from a friend of mine to see if
>> I can get any reception in my area before forking out for one however
>> I've run in to a couple of problems and wondered if anyone had used one
>> of these sticks?
> [snip]
>> I just wondered if anyone else had one of these sticks actually working
>> under Ubuntu 9.10?  (I'm running kernel 2.6.31-16-generic-pae).
>> Rob
> Hi Rob,
> this device uses empia chips.
> I have a similar situation with Pinnacle Hybrid Pro 330e (yes, 3_3_0e) : the only
> driver that works (and was great at it) was Markus Rechberger's em28xx-new project.
> (my device has cx88 tuner IIRC). The em28xx-new project had some modifications to
> some tuner drivers too. They were based both on RE and documentation for which
> Markus had NDA's signed (a vague recollection of past googling).
> The mainline kernel unfortunately does not support it out of the box, and it is not only
> about the firmware you have to download; There is something severely nonfunctional.
> Why am I writing in past tense ?
> This driver (em28xx-new) has recently been abandoned, and its author went proprietary.
> I was using a ubuntu package prepared by some ubuntu user, named gborzi.
> Unfortunately the package cannot apply to more recent kernels any more.
> The last kernel it worked with, was 2.6.27-14 (Ubuntu terminology) and I'm stuck with it.
> I have emailed Markus but he seems to have lost any interest in the em28xx-new...
> can't blame him though, he gave his reasons, some of them unfortunately true.
> To v4l developers : as it is the case now that we can consider em28xx-new abandonware,
> could somebody see, what got devices like ours working in his driver, and push it to
> mainline, please ? Just the DVB support would be fine...
> To Markus : the above is not a call to _steal_your_code_ but merely to somebody have
> a look and modify the mainline drivers so it could support A 5 YEAR OLD DEVICE like mine.
> People could employ a 'clean room' like in alternative to Broadcom (b43) development.
> At least mine, is a 5 YEARS OLD design (bought in 2006).
> On my computer, which was middle spec 5 years ago, I've always had problems with this device
> under Windows (XP) : 100% CPU on max frequency (1.6GHz) all the time, when playing.
> Under Linux, stock Ubuntu 8.10 Kaffeine, and em28xx-new, it is max 30% CPU at lowest freq (800MHz)).
> Stock em28xx driver only supports analog (with no sound under stock tvtime, supposedly patched tvtime required).
> el es

Thanks for the heads up, I think I'll have a look and see what else is 
available out there then, luckily I only borrowed it to test if it would 



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