From: Abhinav Kumar <[email protected]> DP stream is transmitted in transfer units only for SST case, there is no need to calculate and program TU parameters for MST case. Skip the TU programming for MST cases.
Signed-off-by: Abhinav Kumar <[email protected]> Signed-off-by: Yongxing Mou <[email protected]> Reviewed-by: Dmitry Baryshkov <[email protected]> --- drivers/gpu/drm/msm/dp/dp_ctrl.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/msm/dp/dp_ctrl.c b/drivers/gpu/drm/msm/dp/dp_ctrl.c index e9aa0e254234..5b5149b160df 100644 --- a/drivers/gpu/drm/msm/dp/dp_ctrl.c +++ b/drivers/gpu/drm/msm/dp/dp_ctrl.c @@ -2705,7 +2705,8 @@ int msm_dp_ctrl_on_stream(struct msm_dp_ctrl *msm_dp_ctrl, struct msm_dp_panel * msm_dp_panel_clear_dsc_dto(panel); - msm_dp_ctrl_setup_tr_unit(ctrl, panel); + if (!ctrl->mst_active) + msm_dp_ctrl_setup_tr_unit(ctrl, panel); msm_dp_write_link(ctrl, REG_DP_STATE_CTRL, DP_STATE_CTRL_SEND_VIDEO); -- 2.43.0
