[PATCH v2 0/2] Fix issues caused by DML2 in ASICs older than DCN35

[Harry Wentland]

On 2023-10-20 17:26, Rodrigo Siqueira wrote:
> The first commit of this series just sets the variable using_dml2 to
> false for all ASICs that do not require it. The second commit adds a fix
> to the DC sequence that calls a DML2 operation in ASICs that does not
> use it.
> 
> Cc: Vitaly Prosyak <vprosyak at amd.com>
> Cc: Roman Li <roman.li at amd.com>
> Cc: Qingqing Zhuo <Qingqing.Zhuo at amd.com>
> Cc: Daniel Wheeler <daniel.wheeler at amd.com>
> Cc: Alex Deucher <Alexander.Deucher at amd.com>
> 

Didn't realize this would make the change much bigger but I think
it'll be more consistent in the long-term.

Reviewed-by: Harry Wentland <harry.wentland at amd.com>

Harry

> Rodrigo Siqueira (2):
>   drm/amd/display: Set the DML2 attribute to false in all DCNs older
>     than version 3.5
>   drm/amd/display: Fix DMUB errors introduced by DML2
> 
>  drivers/gpu/drm/amd/display/dc/core/dc_resource.c       | 9 +++++----
>  drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c   | 1 +
>  drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c   | 1 +
>  drivers/gpu/drm/amd/display/dc/dcn201/dcn201_resource.c | 1 +
>  drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c   | 1 +
>  drivers/gpu/drm/amd/display/dc/dcn30/dcn30_resource.c   | 1 +
>  drivers/gpu/drm/amd/display/dc/dcn301/dcn301_resource.c | 3 ++-
>  drivers/gpu/drm/amd/display/dc/dcn302/dcn302_resource.c | 1 +
>  drivers/gpu/drm/amd/display/dc/dcn303/dcn303_resource.c | 1 +
>  drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c   | 1 +
>  drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c | 3 ++-
>  drivers/gpu/drm/amd/display/dc/dcn315/dcn315_resource.c | 1 +
>  drivers/gpu/drm/amd/display/dc/dcn316/dcn316_resource.c | 1 +
>  drivers/gpu/drm/amd/display/dc/dcn321/dcn321_resource.c | 1 +
>  14 files changed, 20 insertions(+), 6 deletions(-)
>