drm/msm/dp: dont call dp_catalog_ctrl_mainlink_ctrl in dp_ctrl_config…

…ure_source_params()

Once the link has already been setup there is no need to call
dp_catalog_ctrl_mainlink_ctrl() as this does a reset on the mainlink
thereby tearing down the link briefly.

Fixes: c943b49 ("drm/msm/dp: add displayPort driver support")
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Patchwork: https://patchwork.freedesktop.org/patch/627479/
Link: https://lore.kernel.org/r/20241205-dp_mst-v1-1-f8618d42a99a@quicinc.com
Signed-off-by: Abhinav Kumar <quic_abhinavk@quicinc.com>

drivers/gpu/drm/msm/dp/dp_ctrl.c

@@ -178,7 +178,6 @@ static void msm_dp_ctrl_configure_source_params(struct msm_dp_ctrl_private *ctrl
 	u32 cc, tb;
 
 	msm_dp_catalog_ctrl_lane_mapping(ctrl->catalog);
-	msm_dp_catalog_ctrl_mainlink_ctrl(ctrl->catalog, true);
 	msm_dp_catalog_setup_peripheral_flush(ctrl->catalog);
 
 	msm_dp_ctrl_config_ctrl(ctrl);