From: Antti Palosaari <crope@iki.fi>
To: Jemma Denson <jdenson@gmail.com>, linux-media@vger.kernel.org
Cc: mchehab@osg.samsung.com, patrick.boettcher@posteo.de
Subject: Re: [PATCH v2 1/4] b2c2: Add option to skip the first 6 pid filters
Date: Mon, 01 Jun 2015 09:14:42 +0300 [thread overview]
Message-ID: <556BF852.80202@iki.fi> (raw)
In-Reply-To: <1433009409-5622-2-git-send-email-jdenson@gmail.com>
On 05/30/2015 09:10 PM, Jemma Denson wrote:
> The flexcop bridge chip has two banks of hardware pid filters -
> an initial 6, and on some chip revisions an additional bank of 32.
>
> A bug is present on the initial 6 - when changing transponders
> one of two PAT packets from the old transponder would be included
> in the initial packets from the new transponder. This usually
> transpired with userspace programs complaining about services
> missing, because they are seeing a PAT that they would not be
> expecting. Running in full TS mode does not exhibit this problem,
> neither does using just the additional 32.
>
> This patch adds in an option to not use the inital 6 and solely use
> just the additional 32, and enables this option for the SkystarS2
> card. Other cards can be added as required if they also have
> this bug.
Why not to use strategy where 32 pid filter is used as a priority and
that buggy 6 pid filter is used only when 32 pid filter is not available
(or it is already 100% in use)?
regards
Antti
--
http://palosaari.fi/
next prev parent reply other threads:[~2015-06-01 6:14 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-05-30 18:10 [PATCH v2 0/4] SkystarS2 pid filtering fix and stream control Jemma Denson
2015-05-30 18:10 ` [PATCH v2 1/4] b2c2: Add option to skip the first 6 pid filters Jemma Denson
2015-06-01 6:14 ` Antti Palosaari [this message]
2015-06-01 8:08 ` Jemma Denson
2015-06-01 8:44 ` Patrick Boettcher
2015-05-30 18:10 ` [PATCH v2 2/4] b2c2: Move stream reset code from flexcop-pci to flexcop Jemma Denson
2015-05-30 18:10 ` [PATCH v2 3/4] b2c2: Add external stream control Jemma Denson
2015-05-30 18:10 ` [PATCH v2 4/4] cx24120: Take control of b2c2 streams Jemma Denson
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