drm/amd/display: implement decide lane settings

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[why]
Decouple lane settings decision logic all to its own function. The
function takes in lane adjust array and link training settings and
decide what hw lane setting and dpcd lane setting should be used.

Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Wenjing Liu <wenjing.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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This commit is contained in:

Wenjing Liu 2021-09-10 19:45:36 -04:00 • committed by Alex Deucher

parent 5354b2bd28

commit c224aac870

4 changed files with 155 additions and 232 deletions

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292

drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c

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62

drivers/gpu/drm/amd/display/dc/core/dc_link_dpia.c

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16

drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h

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17

drivers/gpu/drm/amd/display/include/link_service_types.h

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