Re: CECAdapter: Failed to find any CEC devices

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From	pinnerite <pinnerite@gmail.com>
Newsgroups	alt.os.linux.mint
Subject	Re: CECAdapter: Failed to find any CEC devices
Date	Wed, 19 Jan 2022 09:48:42 +0000
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On Wed, 19 Jan 2022 04:26:17 -0500
Paul <nospam@needed.invalid> wrote:

> On 1/19/2022 4:09 AM, pinnerite wrote:
> > 
> > This is an error that appears in the log when I attempt to start MythTV frontend.
> > 
> > I cannot remember ever seeing this before.
> > Is it fatal?
> > 
> > How can I avoid it?
> > 
> > TIA
> > 
> > Alan
> > 
> 
> At a guess, MythTV has a CEC Handler, and it "listens" for
> messages from other devices on the "bus".
> 
> To give a practical example of what CEC does:
> 
>       BluRay -------- HDMI ----------- TV set
>       Player
> 
> Now, when you use the TV remote and "turn off" the TV set,
> the TV set sends a CEC message to the BluRay player.
> The BluRay player, in sympathy, turns off at the same time.
> With some lucky wiring, your entire AV Rack could go Off
> at the same time.
> 
> Potentially, you could have a MythTV computer and a TV
> connected like that. You use the remote on the TV and
> turn off the display. The CEC would send a signal to the
> "CEC Handler", and the CEC Handler would then shut down
> or sleep the computer. As if the soft Power button had
> been pressed sort of thing.
> 
> If some part of the hardware path doesn't present a
> viable CEC, then you'd likely get a (non-fatal) notification.
> Don't lose any sleep over this.
> 
> You could attempt to find a Preference that controls this,
> and turn the feature off.
> 
>     Paul

Thank you. Now I have to chase up the remaining errors. :(

Alan


-- 
Mint 20.3, kernel 5.4.0-95-generic, Cinnamon 5.2.7
running on an AMD Phenom II X4 Black edition processor with 16GB of DRAM.

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CECAdapter: Failed to find any CEC devices pinnerite <pinnerite@gmail.com> - 2022-01-19 09:09 +0000
  Re: CECAdapter: Failed to find any CEC devices Paul <nospam@needed.invalid> - 2022-01-19 04:26 -0500
    Re: CECAdapter: Failed to find any CEC devices pinnerite <pinnerite@gmail.com> - 2022-01-19 09:48 +0000
  Re: CECAdapter: Failed to find any CEC devices Bit Twister <BitTwister@mouse-potato.com> - 2022-01-19 07:26 -0600

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