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List:       mjpeg-developer
Subject:    Re: [Mjpeg-developer] [PATCH] zr36067: Debugging cleanups (updated
From:       "Ronald S. Bultje" <rbultje () ronald ! bitfreak ! net>
Date:       2007-05-24 20:48:42
Message-ID: EBAF8CA5-877B-482B-A748-27D0E1E15BC8 () ronald ! bitfreak ! net
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Hey,

On May 24, 2007, at 4:10 PM, Trent Piepho wrote:
[... lock_norm ...]
>> (As a side note, I'm curious as to why this module parameter  
>> exists in
>> the first place, it doesn't seem particularly useful, and it gives
>> users an easy way to fill the kernel log buffer when used. I couldn't
>> find any other media/video driver offering such a parameter.)
>
> My guess is it's a hack for badly written software.

Feature from the original driver. Serguei Miridonov's site explains  
use cases. It's security-related, for sysadmins that want to limit  
norm changing.

[...]
> Changing inputs in tvtime still doesn't work.  I think it's a  
> driver bug
> from stopping and re-starting capture.

Disabled because I never really tested it. You could easily check if  
it works and enable it if so.

Ronald


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