APPLIED [OEM-5.14] Re: [PATCH 0/1][SRU][OEM-5.14][J] Lower the volume of expected s0i3 WARN_ON

[Timo Aaltonen]

Alex Hung kirjoitti 18.2.2022 klo 7.53:
> BugLink: https://bugs.launchpad.net/bugs/1961119
> 
> [Impact]
> 
>    AMD has a known BIOS bug right now that leads to the WARN
>    traceback during s0i3 resume.
> 
>    This doesn't have (measurable) functional impact to the system or
>    GPU, but it is an ugly message to have in place and makes it look
>    like a potentially major problem.
> 
>    AMD is working on fixing this in BIOS, but it may not be ready by
>    the time the first platforms launch.
> 
> [Fix]
> 
>    Print a shorter message warning instead:
>    "Watermarks table not configured properly by SMU".
>    
>    The fixed was cherry-picked from mainline kernel v5.17-rc4.
> 
> [Test]
> 
>    This is requested by AMD, and tested and verified on the AMD CRB.
> 
> [Where problems could occur]
> 
>    Risk is low. This only changes the behavors of message printing. There are no
>    functional changes.
> 
> Mario Limonciello (1):
>    display/amd: decrease message verbosity about watermarks table failure
> 
>   drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_smu.c | 6 +++++-
>   1 file changed, 5 insertions(+), 1 deletion(-)
> 

applied to oem-5.14, thanks


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