dp_downstream_port_present 2547 drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c union dp_downstream_port_present ds_port = { .byte = data }; dp_downstream_port_present 2670 drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c union dp_downstream_port_present ds_port = { 0 }; dp_downstream_port_present 2720 drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c union dp_downstream_port_present ds_port = { 0 };