[linux-dvb] CI/CAM fixes for knc1 dvb-s cards

Oliver Endriss o.endriss at gmx.de
Sat Apr 12 00:01:51 CEST 2008


Christoph Pfister wrote:
> Am Freitag 04 April 2008 schrieb Oliver Endriss:
> > Christoph Pfister wrote:
> > > > > <<<fix-knc1-dvbs-ci.diff>>>
> > > > >        case SUBID_DVBS_KNC1:
> > > > >        case SUBID_DVBS_KNC1_PLUS:
> > > > >        case SUBID_DVBS_EASYWATCH_1:
> > > > >+               budget_av->reinitialise_demod = 1;
> > > > >
> > > > > Fix CI interface on (some) KNC1 DVBS cards
> > > > > Quoting the commit introducing reinitialise_demod (3984 / by adq):
> > > > > "These cards [KNC1 DVBT and DVBC] need special handling for CI -
> > > > > reinitialising the frontend device when the CI module is reset."
> > > > > Apparently my 1894:0010 also needs that fix, because once you
> > > > > initialise CI/CAM you lose lock. Signed-off-by: Christoph Pfister
> > > > > <pfister at linuxtv.org>
> > > >
> > > > Are you _sure_ that 'reinitialise_demod = 1' is required by all 3 card
> > > > types, and does not hurt for SUBID_DVBS_KNC1_PLUS (1131:0011,
> > > > 1894:0011) and SUBID_DVBS_EASYWATCH_1 (1894:001a)?
> > >
> > > Do you want me to limit reinitialise_demod to the one type of card I'm
> > > using or is it ok for you this way?
> >
> > Yes, please. We should not add a quirk unless we have verified that it
> > is really required. It is easier to add a hack than to remove it. ;-)
> 
> Ok.
> 
> > > (I'll repost a modified version of the first patch removing the 0xff
> > > check altogether later today ...)
> >
> > OK. I'll commit your patches this weekend.
> 
> Here is the final version - thanks :)

FYI, these patches are in HG master now.

CU
Oliver

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