drm/msm/dpu: remove stale display port programming

Remove stale display port programming. It can be
added back with DPU support for display port.
Signed-off-by: Jeykumar Sankaran <jsanka@codeaurora.org>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>

drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c

@@ -1111,12 +1111,6 @@ static void _dpu_encoder_virt_enable_helper(struct drm_encoder *drm_enc)
 		return;
 	}
 
-	if (dpu_enc->disp_info.intf_type == DRM_MODE_CONNECTOR_DisplayPort &&
-	    dpu_enc->cur_master->hw_mdptop &&
-	    dpu_enc->cur_master->hw_mdptop->ops.intf_audio_select)
-		dpu_enc->cur_master->hw_mdptop->ops.intf_audio_select(
-					dpu_enc->cur_master->hw_mdptop);
-
 	if (dpu_enc->cur_master->hw_mdptop &&
 			dpu_enc->cur_master->hw_mdptop->ops.reset_ubwc)
 		dpu_enc->cur_master->hw_mdptop->ops.reset_ubwc(