Re: [linux-dvb] Hauppauge WinTV Nova-T Stick problems

2008-02-22 Thread David Santinoli
On Fri, Feb 22, 2008 at 04:39:05PM +0100, Ysangkok wrote:
 However I cannot get it to work. I have fetched the firmware
 dvb-usb-dib0700-1.10.fw (34306 bytes). When I use (dvb)scan I get
 tuning failed.

Hi Ysangkok,
  I have a Nova-T Stick very similar to yours (mine has USB
vendor:product ID 2040:7060 while yours is 2040:7070).  Assuming the
hardware is substantially the same, you might want to 'modprobe mt2060'
and check for this line in the dmesg output:

MT2060: successfully identified (IF1 = 1220)

Cheers,
 David

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Re: [linux-dvb] Satelco EasyWatch + Cryptoworks

2008-02-04 Thread David Santinoli
On Sat, Feb 02, 2008 at 09:22:22PM +0100, Christoph Pfister wrote:
  while gnutv reported this (and no stream was present at dvr0):
 
 You can run gnutv -out dvr or gnutv -out file filename.

These are the outcomes of my latest experiments with the various tuning
utilities.  All tests refer to the tuning of JSTV1 (Cryptoworks).

- gnutv, zap:
  Most of the time unable to lock in the encrypted channel.
  The status line keeps udating and displays data similar to these:

  status SC| signal c080 | snr aa88 | ber ff20 | unc  |

  In this situation, no stream is available on dvr0, or written to a
  file. 

  However, once in a while, launching these utilities results in
  correct locking of the channel.  In this case the status line gets
  displayed only once (no update), as in

  status SCVYL | signal c440 | snr d119 | ber 0900 | unc  | 
FE_HAS_LOCK

  and is shortly followed by the Received new PMT - sending to CAM...
  message.  In this case, decryption is OK.

- szap:
  always succeeds in locking the channel (but of course, no decryption):

  status 1f | signal c586 | snr d0f5 | ber  | unc  | FE_HAS_LOCK


Does the snr play any role in the inability of zap/gnutv to tune che
channel in?  (To my unexperienced eye, all FE_HAS_LOCKs seem to occur
only when snr is above a certain threshold.)
Do the tuning mechanisms in gnutv/zap and szap differ somehow?

Thanks to anyone willing to shed some light on this.
 David

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[linux-dvb] Satelco EasyWatch + Cryptoworks

2008-02-02 Thread David Santinoli

Hi,
  following the suggestion by Manu, I ditched the Twinhan VP1032 (which
had problems with the Cryptoworks CAM) and bought a SAA7146-based
Satelco EasyWatch PCI card with CI module.  This gets recognized as
device 1131/7146 subsystem 1894/001b and appears to work with the
budget_av + dvb_pll + stv0299 module combination from a vanilla 2.6.24
kernel.

Reception of FTA channels is OK, but the CI section looks even more
problematic than the VP1032's.  The kernel logs

  dvb_ca adapter 0: DVB CAM detected and initialised successfully

However, any attempt to access the CAM fails:

  [EMAIL PROTECTED]:~$ dst_test -c
  main: Capabilities
  APP: Slots=[1]
  APP: Type=[2]
  APP: Descrambler keys=[0]
  APP: Type=[0]

  [EMAIL PROTECTED]:~$ dst_test -i
  main: Info
  No CI Slots found

  [EMAIL PROTECTED]:~$ dst_test -a
  main: App Info
  dst_comms: Msg=[9f 80 30 ]
  dst_comms: ioctl failed ..
  dst_get_app_info: Dst communication failed


Maybe I'm missing something obvious?

Thanks,
 David
-- 
 David Santinoli
 Tieffe Sistemi S.r.l.  viale Piceno 21, Milano
 www.tieffesistemi.com tel. +39 02 76115215

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Re: [linux-dvb] VP1032 + Cryptoworks

2008-01-07 Thread David Santinoli
On Thu, Jan 03, 2008 at 12:16:22AM +0400, Manu Abraham wrote:
  Any chance of a fix in the near future?  Alternatively, could you
  suggest another CI card with a less problematic driver?
 
 Nothing immediate is expected. It will take time to diagnose what the
 problem is itself.
 
 If you need to look at another card, something based on the SAA7146
 might work out.

I found in the Wiki that the Satelco EasyWatch PCI and the Technotrend
S-1500 both appear to be SAA7146-based.  Both have an external CI
expansion (with the Satelco bundle being more expensive than the TT one).
Can anybody report a success (or failure...) story with any of them?

Thanks,
 David

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Re: [linux-dvb] VP1032 + Cryptoworks

2008-01-01 Thread David Santinoli
On Thu, Dec 27, 2007 at 12:46:38AM +0400, Manu Abraham wrote:
 David Santinoli wrote:
  On Wed, Dec 19, 2007 at 11:49:42PM +0400, Manu Abraham wrote:
en50221_app_ai_parse_app_info: Received short data
 
  This requires quite a bit as to what messages are sent to the
  driver.  Also possible is a bug in the driver, which can't be ruled
  out either.
  
  Is there any other relevant info I can post to the list to help
  debugging?  I could even allow root access to the machine in
  question.
  
  Do you think the CAM could be ruled out, or should I try a Philips
  Cryptoworks module instead of the SCM one?
 
 I don't think it's an issue with the CAM. Looks like a bug on second
 thoughts :-(

Any chance of a fix in the near future?  Alternatively, could you
suggest another CI card with a less problematic driver?

Many thanks,
 David

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Re: [linux-dvb] VP1032 + Cryptoworks

2007-12-20 Thread David Santinoli
On Wed, Dec 19, 2007 at 11:49:42PM +0400, Manu Abraham wrote:
en50221_app_ai_parse_app_info: Received short data
  
 
 I think, it could be that the stack at some point sends some junk to
 the device, thereby causing the device to go crazy. Please do not that
 the library is divided into 2 parts , the High Level and the Low Level
 API's . In this case the Low level API part in the library might be
 sending junk, thereby causing the breakage, also it could be the
 hardware, but something like a few minutes doesn't seem to be a
 hardware issue. 
 
 This requires quite a bit as to what messages are sent to the driver.
 Also possible is a bug in the driver, which can't be ruled out either.

Is there any other relevant info I can post to the list to help
debugging?  I could even allow root access to the machine in question.

Do you think the CAM could be ruled out, or should I try a Philips
Cryptoworks module instead of the SCM one?

Thanks,
 David
-- 
 David Santinoli
 Tieffe Sistemi S.r.l.  viale Piceno 21, Milano
 www.tieffesistemi.com tel. +39 02 76115215

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Re: [linux-dvb] VP1032 + Cryptoworks

2007-12-19 Thread David Santinoli
On Wed, Dec 19, 2007 at 02:24:41AM +0400, Manu Abraham wrote:
 David Santinoli wrote:
  I've got a VP1032 CI card (PCI id 1822:0001), a Cryptoworks module
  by SCM, and a regular JSTV (Japanese satellite TV) subscription, but
  after 5 minutes or so decryption stops working with a Received
  short data from the tuner app.  Is it a known issue of this card
  and/or module?
 
 After getting this message, what does the app_info option of dst test
 say ?

Here's the timeline:

  [EMAIL PROTECTED]:~$ zap -channels ~/.szap/channels.conf 'JSTV1'
  Using frontend DST DVB-S, type DVB-S
  CAM Application type: 01
  CAM Application manufacturer: d000
  CAM Manufacturer code: 
  CAM Menu string: CryptoWorks
  CAM supports the following ca system ids:
  Problem retrieving frontend information: Operation not supported
  status SCVYL | signal 3000 | snr 168d | ber  | unc  | 
FE_HAS_LOCK
  Received new PMT - sending to CAM...
  
  [descrambling works OK for a few minutes, then breaks, and this
  message appears:]

  en50221_app_ai_parse_app_info: Received short data

  [same message repeated ~20 times, then:]

  CAM Application type: 01
  CAM Application manufacturer: d000
  CAM Manufacturer code: 
  CAM Menu string: CryptoWorks
  CAM supports the following ca system ids:


If I issue dst_test -a at this point, the result is

main: App Info
dst_comms: Msg=[9f 80 30 ]
dst_comms: Msg=[9f 80 31 ]
dst_get_app_info:  CI Module Application Info 
==
dst_get_app_info: Application Type=[1], Application Vendor=[3329], Vendor 
Code=[41727]
dst_get_app_info: Application 
info=[]
dst_get_app_info: 
==

[the 'ΓΏ' character is 0xff]

Issuing the same command while decryption was working would give the
same result.

Thanks,
 David
-- 
 David Santinoli
 Tieffe Sistemi S.r.l.  viale Piceno 21, Milano
 www.tieffesistemi.com tel. +39 02 76115215

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[linux-dvb] VP1032 + Cryptoworks

2007-12-17 Thread David Santinoli

Any suggestions for a DVB-S card supporting Cryptoworks via CAM?

I've got a VP1032 CI card (PCI id 1822:0001), a Cryptoworks module by
SCM, and a regular JSTV (Japanese satellite TV) subscription, but after
5 minutes or so decryption stops working with a Received short data
from the tuner app.  Is it a known issue of this card and/or module?

I'm currently running the latest kernel and DVB tree.

Thanks,
 David

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Re: [linux-dvb] OT: Re: linuxtv.org fell in the blacklists trap

2007-11-01 Thread David Santinoli
On Thu, Nov 01, 2007 at 11:41:02AM +0100, Benny Amorsen wrote:
 
 Many dynamic addresses listed by by SORBS are in fact statically
 assigned. In SORBS-terminology, dynamic means owner of address does
 not control reverse DNS for address.

This has more to do with that particular list's policy (and credibility)
than with the general principle that mail from truly dynamic pools is
going to heavily affect your SNR.


 Feel free to drop mail from SORBS-listed addresses. If I catch a
 company using SORBS for blacklisting, they get crossed off my list of
 suppliers. As far as I'm concerned, SORBS is blackmail, not blacklist.

If my server got listed for the reason above I'd rather put my efforts
in getting a decent reverse lookup, as this is likely to cause problems
well beyond a rejection by SORBS.

Cheers,
 David
-- 
 David Santinoli
 Tieffe Sistemi S.r.l.  viale Piceno 21, Milano
 www.tieffesistemi.com tel. +39 02 45490882

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Re: [linux-dvb] OT: Re: linuxtv.org fell in the blacklists trap

2007-10-31 Thread David Santinoli
On Wed, Oct 31, 2007 at 02:41:12PM +0100, thomas schorpp wrote:
 David Santinoli wrote:
 Please get real.  While you have all the right to choose to run a
 mail server on a dynamic IP address, you cannot force your policy on
 the recipients.
 
 yes, we can. and we will.

That's exactly what spammers like to do - force their policy on the
recipients.


 and Luca is right, lets blacklist all U.S. :D

Sure, and the next step will be 0.0.0.0/0.  Lo and behold - no
spam any more!
The issue is not the absolute amount of spam, but rather the SNR.
Blacklisting the U.S. is, on the average, not likely to improve the SNR
(although it might, in some situations), while blacklisting dynamic
pools definitely will.

Cheers,
 David
-- 
 David Santinoli
 Tieffe Sistemi S.r.l.  viale Piceno 21, Milano
 www.tieffesistemi.com tel. +39 02 45490882

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