Commit 50e608d1 authored by Abhinav Kumar's avatar Abhinav Kumar
Browse files

drm/msm/dp: dont call dp_catalog_ctrl_mainlink_ctrl in dp_ctrl_configure_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: c943b494 ("drm/msm/dp: add displayPort driver support")
Reviewed-by: default avatarDmitry 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: default avatarAbhinav Kumar <quic_abhinavk@quicinc.com>
parent 9ffbf5ef

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

+0 −1
Original line number Diff line number Diff line
@@ -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);