DP_LANE_COUNT_SET
drm_dp_dpcd_writeb(dp_info->aux, DP_LANE_COUNT_SET, tmp);
lane_count.raw = data[DP_LANE_COUNT_SET - DP_LINK_BW_SET];
DP_LANE_COUNT_SET,
status = core_link_write_dpcd(link, DP_LANE_COUNT_SET,
DP_LANE_COUNT_SET,
DP_LANE_COUNT_SET,
DP_LANE_COUNT_SET,
core_link_write_dpcd(link, DP_LANE_COUNT_SET, &data, 1);
core_link_write_dpcd(link, DP_LANE_COUNT_SET,
DP_LANE_COUNT_SET,
core_link_read_dpcd(link, DP_LANE_COUNT_SET,
drm_dp_dpcd_writeb(&intel_dp->aux, DP_LANE_COUNT_SET, lane_count);
drm_dp_dpcd_writeb(dp_info->aux, DP_LANE_COUNT_SET, tmp);