Re: unstable tda1004x firmware loading

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Þann Mánudagur 16 júní 2008 skrifaði timf:
> Mauro Carvalho Chehab wrote:
> <snip>
>
> > Now, all we need to do is to make tda1004x more stable. The weird
> > thing is that
> > it works fine with my Intel based notebook. It just fails on my dual
> > core AMD,
> > with a higher clock. I suspect that this is due to a timeout issue,
> > but not
> > 100% sure.
> >
> >
> > Cheers,
> > Mauro
>
> I have an old box which I'm pretty sure has a cpu about 1.6, non-dual core.
> Tomorrow,  (too much noise at this hour of night here!)  I will try
> either/or Kworld 210, Pinnacle 310i, Kworld 220.
> I will  try  both current v4l-dvb and that patch of yours in
> tda10046x.c, and see what happens.
>
> Is it worth trying different msleep values?
>
> All I can think of is this is a relatively recent event with this
> "revision FF" business,
> but I can't be exact as to how long ago I noticed it.
> ---
> OK, tried all that.
>
> For Hermann, cards are:
> Pinnacle 310i
> Kworld VS-DVBT210RF
> Kworld VS-DVBT220RF
>
> It's not very predictable.
>
> Either with a fresh install of ubuntu 8.04 (no hg v4l-dvb yet)
> (Linux ubuntu 2.6.24-18-generic #1 SMP Wed May 28 19:28:38 UTC 2008
> x86_64 GNU/Linux)
> or install v4l-dvb,
> with your patch or not,
> it varies whether reboot, shutdown, power cycle.
> Sometimes the firmware loads no problems, sometimes not at all.
> The firmware file is the one which comes with ubuntu 8.04,
> so I don't know why/how it changes revisions.
> The same things happen if I use the revision 29 from lifeview.
>
> The card which presents no problems is the Kworld 220, which of course
> is not a hybrid,
> and this card has 2 x i2c eeproms: 24c02n, 24c256n
>
> The others have just a 24c02n.
>
> So, perhaps this indicates an timing error somewhere between checking
> for an on-board eeprom, finding none,
> and then locating/loading a firmware file.
>
<cutout dmesg output>
> I notice someone is having similar problems with an Asus card.
>
> Regards,
> Timf
>

I have similar issues (and some extra symptoms, hope I'm not abusing this 
list) with my MSI tv(at)nywhere A/D hybrid.  It has got similar chips to 
these cards you got.  The most noticable (physically that is, I've got very 
little clue what each one does)

SAA7131E
TDA10046A
8275AC1
HT24LC02
24LC2561

With recent drivers I've got no luck trying to get card funtioning, usually 
resulting in some issues with firmware loading.

I'm running now on ubuntu 8.04 but booting with 2.6.20-13 kernel and stock 
ubuntu drivers.  This setup works most of the time but requires reloading 
drivers after first (dvb-t) use of card, and often after a few days and some 
recordings signal level drops to 0%.

Any attempt to try using analog, which is not working now but used to, results 
in Frontend initialisation failure for dvb, only rectified by powering down 
computer.

I've got very limited technological skills in this area but am quite willing 
to do some testing if I can help.

Regards,
Eggert Johannesson

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