[mythtv-users] New intel-graphics-based frontend wont switch frame rates

[Paul Gardiner]

On 24/10/2020 14:30, John Hoyt wrote:
>     I may need to sort out again how to explicitly load EDID, so as to get
>     it to boot cleanly without the AV Receiver turned on, but this setup
>     will do for now.
> 
> 
> Here's how I force the EDID :
> 
> First grab the edid tools
> 
>     sudo apt-get install read-edid
> 
> 
> Next grab the edid file copy it somewhere in /lib/firmware - I created a 
> directory there named "edid" so I wouldn't forget later.
> 
>     sudo get-edid > MYEDID.bin
> 
>     sudo mkdir /lib/firmware/edid
> 
>     sudo cp MYEDID.bin /lib/firmware/edid
> 
> 
> For example - on my system the file is located here: 
> /lib/firmware/MYEDID.bin
> 
> Next edit /etc/default/grub modifying the "GRUB_CMDLINE_LINUX_DEFAULT" 
> line with you edid
> 
>     GRUB_CMDLINE_LINUX_DEFAULT="quiet splash
>     drm_kms_helper.edid_firmware=edid/MYEDID.bin"
> 
> 
> Note that drm_kms_helper has /lib/firmware on it's path so you just need 
> the relative path to your edid file in the /lib/firmware directory
> 
> run "sudo update-grub", reboot, and you're done.

Thanks. That looks to be a better way than the one I was using before.