drm/amd/display: Read DPCD link caps up to and including DP_ADAPTER_CAP

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DP 1.4 compliance requires 16 bytes to be read when reading link caps,
i.e. it requires DP_ADAPTER_CAP to be included. Included it for all DP
versions because reading more than required won't fail.

Signed-off-by: Nikola Cornij <nikola.cornij@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Nikola Cornij 2018-05-07 15:35:15 -04:00 • committed by Alex Deucher

parent 4ea7fc0953

commit 794550c6ea

1 changed files with 1 additions and 1 deletions

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

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