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For DSI hosts is guaranteed only if the panel driver sets the .prepare_prev_first flag. Set it to let these panels work with the DSI hosts which don't power on the link in their .mode_set callback. Signed-off-by: Dmitry Baryshkov --- drivers/gpu/drm/panel/panel-jadard-jd9365da-h3.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/panel/panel-jadard-jd9365da-h3.c b/drivers/gpu= /drm/panel/panel-jadard-jd9365da-h3.c index 5d9db2e1f28f..11b7e07c1af8 100644 --- a/drivers/gpu/drm/panel/panel-jadard-jd9365da-h3.c +++ b/drivers/gpu/drm/panel/panel-jadard-jd9365da-h3.c @@ -1652,6 +1652,8 @@ static int jadard_dsi_probe(struct mipi_dsi_device *d= si) if (ret) return ret; =20 + jadard->panel.prepare_prev_first =3D true; + drm_panel_add(&jadard->panel); =20 mipi_dsi_set_drvdata(dsi, jadard); --=20 2.47.3