Re: Compro S350/S300 Tuner

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> -----Original Message-----
> From: hermann pitton [mailto:hermann-pitton@xxxxxxxx]
> Sent: 01 September 2008 21:38
> To: Michael J. Curtis
> Cc: linux-dvb@xxxxxxxxxxx
> Subject: Re:  Compro S350/S300 Tuner
>
>
> Am Montag, den 01.09.2008, 00:36 +0200 schrieb hermann pitton:
> > Hi,
> >
> > Am Sonntag, den 31.08.2008, 22:52 +0200 schrieb hermann pitton:
> > > Hi Michael,
> > >
> > > Am Sonntag, den 31.08.2008, 14:17 +0100 schrieb Michael J. Curtis:
> > > > Hi all
> > > >
> > > > Has anyone discovered the tuner for the above?
> > > >
> > > > Is there anyone that has got this card to work?
> > > >
> > > > Seems like the card is correctly identified but the tuner is not?
> > > >
> > > > ACPI: PCI Interrupt 0000:02:07.0[A] -> Link [APC2] -> GSI 17
> (level, low) -> IRQ 17
> > > > saa7134[0]: found at 0000:02:07.0, rev: 1, irq: 17, latency: 84,
> mmio: 0xfdffe000
> > > > saa7134[0]: subsystem: 185b:c900, board: Compro Videomate DVB-
> T300 [card=70,autodetected]
> > > > saa7134[0]: board init: gpio is 843f00
> > > > input: saa7134 IR (Compro Videomate DV as /class/input/input6
> > > > saa7134[0]: i2c eeprom 00: 5b 18 00 c9 54 20 1c 00 43 43 a9 1c 55
> d2 b2 92
> > > > saa7134[0]: i2c eeprom 10: 00 ff 86 0f ff 20 ff ff ff ff ff ff ff
> ff ff ff
> > > > saa7134[0]: i2c eeprom 20: 01 40 01 02 02 01 03 01 08 ff 00 87 ff
> ff ff ff
> > > > saa7134[0]: i2c eeprom 30: ff ff ff ff ff ff ff ff ff ff ff ff ff
> ff ff ff
> > > > saa7134[0]: i2c eeprom 40: ff d6 00 c0 86 1c 02 01 02 ff ff ff ff
> ff ff ff
> > > > saa7134[0]: i2c eeprom 50: ff ff ff ff ff ff ff ff ff ff ff ff ff
> ff ff cb
> > > > saa7134[0]: i2c eeprom 60: 35 ff ff ff ff ff ff ff ff ff ff ff ff
> ff ff ff
> > > > saa7134[0]: i2c eeprom 70: 00 00 00 00 4f e7 ff ff ff ff ff ff ff
> ff ff ff
> > > > saa7134[0]: i2c eeprom 80: ff ff ff ff ff ff ff ff ff ff ff ff ff
> ff ff ff
> > > > saa7134[0]: i2c eeprom 90: ff ff ff ff ff ff ff ff ff ff ff ff ff
> ff ff ff
> > > > saa7134[0]: i2c eeprom a0: ff ff ff ff ff ff ff ff ff ff ff ff ff
> ff ff ff
> > > > saa7134[0]: i2c eeprom b0: ff ff ff ff ff ff ff ff ff ff ff ff ff
> ff ff ff
> > > > saa7134[0]: i2c eeprom c0: ff ff ff ff ff ff ff ff ff ff ff ff ff
> ff ff ff
> > > > saa7134[0]: i2c eeprom d0: ff ff ff ff ff ff ff ff ff ff ff ff ff
> ff ff ff
> > > > saa7134[0]: i2c eeprom e0: ff ff ff ff ff ff ff ff ff ff ff ff ff
> ff ff ff
> > > > saa7134[0]: i2c eeprom f0: ff ff ff ff ff ff ff ff ff ff ff ff ff
> ff ff ff
> > > > tuner' 2-0068: chip found @ 0xd0 (saa7134[0])
> > >
> > > The Compro cards all have a micro controller at 0xd0, but that is
> not
> > > the tuner.
> > >
> > > > tuner' 2-0068: tuner type not set
> > > > tuner' 2-0068: tuner type not set
> > > > saa7134[0]: registered device video0 [v4l2]
> > > > saa7134[0]: registered device vbi0
> > > >
> > >
> > > hardly have time to read all the mails currently, but one thing is
> > > already discovered on your above post.
> > >
> > > We have another case, where the PCI subsystem for Compro cards is
> not
> > > reliable for autodetection and ambiguous stuff made it already in
> again.
> > >
> > >             .vendor       = PCI_VENDOR_ID_PHILIPS,
> > >             .device       = PCI_DEVICE_ID_PHILIPS_SAA7134,
> > >             .subvendor    = 0x185b,
> > >             .subdevice    = 0xc900,
> > >             .driver_data  = SAA7134_BOARD_VIDEOMATE_DVBT_300,
> > >     },{
> > >
> > >             .vendor       = PCI_VENDOR_ID_PHILIPS,
> > >             .device       = PCI_DEVICE_ID_PHILIPS_SAA7133,
> > >             .subvendor    = 0x185b,
> > >             .subdevice    = 0xc900,
> > >             .driver_data  = SAA7134_BOARD_VIDEOMATE_T750,
> > >     }, {
> > >
> >
> > No, that is OK, since different PCI devices, only your card seems to
> > break it now.
> >
> > > For some other Compro cards we have introduced eeprom detection to
> sort
> > > them, but it is getting annoying.
> > >
> > > The detected card is an hybrid DVB-T card and the analog tuner is
> hard
> > > coded at 0x61, also has an analog tda9887 IF demod at 0x86/0x43.
> > >
> > >     [SAA7134_BOARD_VIDEOMATE_DVBT_300] = {
> > >             .name           = "Compro Videomate DVB-T300",
> > >             .audio_clock    = 0x00187de7,
> > >             .tuner_type     = TUNER_PHILIPS_TD1316,
> > >             .radio_type     = UNSET,
> > >             .tuner_addr     = 0x61,
> > >             .radio_addr     = ADDR_UNSET,
> > >             .tda9887_conf   = TDA9887_PRESENT |
> TDA9887_PORT1_ACTIVE,
> > >             .mpeg           = SAA7134_MPEG_DVB,
> > >             .inputs = {{
> > >                     .name   = name_tv,
> > >                     .vmux   = 3,
> > >                     .amux   = TV,
> > >                     .tv     = 1,
> > >             },{
> > >                     .name   = name_comp1,
> > >                     .vmux   = 1,
> > >                     .amux   = LINE2,
> > >             },{
> > >                     .name   = name_svideo,
> > >                     .vmux   = 8,
> > >                     .amux   = LINE2,
> > >             }},
> > >     },
> > >
> > >
> > > The tuner also only becomes visible if the i2c bridge of the
> digital
> > > demod (tda10046 at 0x10/0x08) is open.
> > >
> > >
> > >     case SAA7134_BOARD_VIDEOMATE_DVBT_300:
> > >     case SAA7134_BOARD_ASUS_EUROPA2_HYBRID:
> > >     {
> > >
> > >             /* The Philips EUROPA based hybrid boards have the
> tuner connected through
> > >              * the channel decoder. We have to make it transparent
> to find it
> > >              */
> > >             u8 data[] = { 0x07, 0x02};
> > >             struct i2c_msg msg = {.addr=0x08, .flags=0, .buf=data,
> .len = sizeof(data)};
> > >             i2c_transfer(&dev->i2c_adap, &msg, 1);
> > >
> > >             break;
> > >     }
> > >
> > > You are talking about Compro S350/S300 and these are different
> cards For
> > > DVB-S and not DVB-T.
> > > http://www.comprousa.com/en/product/s300/s300.html
> > >
> > > You seem to have the tuner at 0xc0/0x60 and the demod at 0x1c/0x0e.
> > >
> > > That would be the same like on card=96, the dual triple CTX944 and
> the
> > > single triple CTX948 in DVB-S mode.
> > >
> > > To force DVB-S you need "options saa7134-dvb use_frontend=1" or
> modprobe
> > > saa7134-dvb accordingly. ("modinfo saa7134-dvb")
> > >
> > > You should of course at first load the saa7134 with i2c_scan=1 and
> see
> > > if at least a tda10086 demod is visible on it.
> > >
> > > Your card has the same PCI subsystem than the Compro DVBT_300, even
> gpio
> > > init is the same, but eeprom differs for tuner and demod.
> > >
> > > The S300 was already seen here, need to crawl through the archives.
> > >
> >
> > Also forgot to ask, did you identify the LNB supply?
> >
> > The card=96 assumes an isl6405 behind the bridge of the tda10086 at
> > 0x08.
> >
>
> Michael,
>
> is it the Compro S350 with saa7134 chip?
> One with some sort of saa7133 seems to be around too.
>
> Until now I assumed it has a saa7130 chip, like the S300.
> You need different drivers for that one
>
> There are first patches from Jan D. Louw here.
> http://www.linuxtv.org/pipermail/linux-dvb/2007-December/022569.html
>
> Please follow that thread. It continues January 2008 and has some
> fixes.
>
> You will also find a link to Tino's site
> http://www.mcmilk.de/projects/dvb-card/patches
>
> It has a v4l-dvb repo with also Jan's patches and you would have to
> force card=118 there for testing.
>
> I'm not sure what is the best to try with the zl10039 tuner currently
> and you might try to get a hint from Jan, Tino and Matthias.
>
> Matthias usually has what is not yet in v4l-dvb at
>
> http://dev.gentoo.org/~zzam/dvb/a700_full_20080519.diff
>
> for the Avermedia 700 and zl10036. The zl10313 support is in tree
> already.
>
> For the zl10039 Jan seems to have patches to use it with Matthias'
> latest stuff here.
>
> http://www.linuxtv.org/pipermail/linux-dvb/2008-April/025713.html
>
> This here seems to be the latest on that topic.
>
> http://www.linuxtv.org/pipermail/linux-dvb/2008-May/025918.html
>
> Cheers,
> Hermann
>
>
Many thanks for your help Hermann

I do feel a bit silly, having misread the T300 for a S300 and now appreciate the issue regarding PCI subsystem and have increased my knowledge of the PCI bus as a result

As to your latest findings I am fairly confident that when I had the card out of the system last, that there was indeed an SAA7134, unfortunately the tuner chip was in a very well soldered sealed can and so I cannot confirm that at present

The information you have provided for me now will take me a little while to assimilate, thanks again
[Michael J. Curtis]


Regards


Michael Curtis

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