From: Jessica Zhang <[email protected]> Since the max mixer width is not a strict hardware limit, use the actual hardware limit (the writeback maxlinewidth) to filter modes.
Signed-off-by: Jessica Zhang <[email protected]> Signed-off-by: Dmitry Baryshkov <[email protected]> --- drivers/gpu/drm/msm/disp/dpu1/dpu_writeback.c | 9 +-------- 1 file changed, 1 insertion(+), 8 deletions(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_writeback.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_writeback.c index 7545c0293efb..209b1e27a84b 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_writeback.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_writeback.c @@ -14,14 +14,7 @@ static int dpu_wb_conn_get_modes(struct drm_connector *connector) struct msm_drm_private *priv = dev->dev_private; struct dpu_kms *dpu_kms = to_dpu_kms(priv->kms); - /* - * We should ideally be limiting the modes only to the maxlinewidth but - * on some chipsets this will allow even 4k modes to be added which will - * fail the per SSPP bandwidth checks. So, till we have dual-SSPP support - * and source split support added lets limit the modes based on max_mixer_width - * as 4K modes can then be supported. - */ - return drm_add_modes_noedid(connector, dpu_kms->catalog->caps->max_mixer_width, + return drm_add_modes_noedid(connector, dpu_kms->catalog->wb->maxlinewidth, dev->mode_config.max_height); } -- 2.47.3
