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  • linux-arm
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  • core
  • dc_link_dp.c
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  • Dale Zhao's avatar
    drm/amd/display: handle active dongle port type is DP++ or DP case · b7066693
    Dale Zhao authored Jul 10, 2019
    
    
    [Why]:
    Some active dongles have DP++ port and DP port at the same time. Current
    code doesn't cover DP++ case and processes as default DVI case, in which
    audio is disabled. Because of dual mode, DP case is also treat as DVI case
    for the other port.
    
    [How]:
    According DP 1.4 spec, add DP++ procedure similar with HDMI case. Also
    add None dongle type for DP case.
    
    Signed-off-by: default avatarDale Zhao <dale.zhao@amd.com>
    Reviewed-by: default avatarWenjing Liu <wenjing.liu@amd.com>
    Acked-by: default avatarLeo Li <sunpeng.li@amd.com>
    Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
    b7066693