On Mon, Aug 25, 2025 at 10:16:05PM +0800, Yongxing Mou wrote:
> From: Abhinav Kumar <quic_abhin...@quicinc.com>
> 
> DP stream is transmitted in transfer units only for SST
> case there is no need to calculate and program TU parameters

comma before 'there'.

> for MST case. Skip the TU programming for MST cases.
> 
> Signed-off-by: Abhinav Kumar <quic_abhin...@quicinc.com>
> Signed-off-by: Yongxing Mou <yongxing....@oss.qualcomm.com>
> ---
>  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 
> d562377a8d2846099bf0f8757128978a162745c3..c313a3b4853a1571c43a9f3c9e981fbc22d51d55
>  100644
> --- a/drivers/gpu/drm/msm/dp/dp_ctrl.c
> +++ b/drivers/gpu/drm/msm/dp/dp_ctrl.c
> @@ -2685,7 +2685,8 @@ int msm_dp_ctrl_on_stream(struct msm_dp_ctrl 
> *msm_dp_ctrl, struct msm_dp_panel *
>  
>       msm_dp_panel_clear_dsc_dto(msm_dp_panel);
>  
> -     msm_dp_ctrl_setup_tr_unit(ctrl);
> +     if (!ctrl->mst_active)
> +             msm_dp_ctrl_setup_tr_unit(ctrl);
>  
>       msm_dp_write_link(ctrl, REG_DP_STATE_CTRL, DP_STATE_CTRL_SEND_VIDEO);
>  
> 
> -- 
> 2.34.1
> 

-- 
With best wishes
Dmitry

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