APPLIED Re: [SRU] [OEM-5.6] [PATCH 0/1] Fix AMD GFX where no HDMI audio when hotplugging different monitors

[Timo Aaltonen]

On 16.11.2020 18.30, Kai-Heng Feng wrote:
> BugLink: https://bugs.launchpad.net/bugs/1904430
> 
> [Impact]
> Hotplugging different monitors on different ports makes HDMI audio
> disappears.
> 
> [Fix]
> Make sure new EDID is added.
> 
> [Test case]
> Boot up with a HDMI monitor with audio output, unplug the monitor and
> plug another monitor without speaker and without audio jack.
> Then plug back the original monitor.
> 
> With the patch applied, there's still HDMI audio output from the
> original monitor.
> 
> [Where problems could occur]
> If the EDID is valid, the driver does the correct thing.
> If the EDID is invalid, then the driver spends a bit more time setting
> up EDID, without doing any harm.
> 
> Stylon Wang (1):
>    drm/amd/display: Fix EDID parsing after resume from suspend
> 
>   drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 1 +
>   1 file changed, 1 insertion(+)
> 

applied to oem-5.6, thanks

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