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drm/msm/dp: split link setup from source params

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msm_dp_ctrl_configure_source_params() should only handle stream-related
configuration. Move the link setup out of it so MST can program link and
stream settings separately.

Signed-off-by: Yongxing Mou <yongxing.mou@oss.qualcomm.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Patchwork: https://patchwork.freedesktop.org/patch/742737/
Link: https://lore.kernel.org/r/20260728-dp_mstclean-v9-6-f7779fce10f4@oss.qualcomm.com
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
This commit is contained in:
Yongxing Mou 2026-07-28 18:21:35 +08:00 committed by Dmitry Baryshkov
parent 3a1edd5ac0
commit 0a19867dfb
1 changed files with 4 additions and 4 deletions
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8
drivers/gpu/drm/msm/dp/dp_ctrl.c
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@ -486,10 +486,6 @@ static void msm_dp_ctrl_config_misc1_misc0(struct msm_dp_ctrl_private *ctrl,
static void msm_dp_ctrl_configure_source_params(struct msm_dp_ctrl_private *ctrl)
{
msm_dp_ctrl_lane_mapping(ctrl);
msm_dp_setup_peripheral_flush(ctrl);
msm_dp_ctrl_config_ctrl_link(ctrl);
msm_dp_ctrl_config_ctrl_streams(ctrl, ctrl->panel);
msm_dp_ctrl_config_misc1_misc0(ctrl, ctrl->panel);
@ -2556,6 +2552,10 @@ int msm_dp_ctrl_on_stream(struct msm_dp_ctrl *msm_dp_ctrl, bool force_link_train
*/
reinit_completion(&ctrl->video_comp);
msm_dp_ctrl_lane_mapping(ctrl);
msm_dp_setup_peripheral_flush(ctrl);
msm_dp_ctrl_config_ctrl_link(ctrl);
msm_dp_ctrl_configure_source_params(ctrl);
msm_dp_ctrl_config_msa(ctrl,