diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c index 4a40f37eda38..d0fc01519efb 100644 --- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c @@ -1444,8 +1444,13 @@ static void hdmi_video_packetize(struct dw_hdmi *hdmi) HDMI_VP_CONF_PR_EN_MASK | HDMI_VP_CONF_BYPASS_SELECT_MASK, HDMI_VP_CONF); - hdmi_modb(hdmi, 1 << HDMI_VP_STUFF_IDEFAULT_PHASE_OFFSET, - HDMI_VP_STUFF_IDEFAULT_PHASE_MASK, HDMI_VP_STUFF); + if ((color_depth == 5 && hdmi->previous_mode.htotal % 4) || + (color_depth == 6 && hdmi->previous_mode.htotal % 2)) + hdmi_modb(hdmi, 0, HDMI_VP_STUFF_IDEFAULT_PHASE_MASK, + HDMI_VP_STUFF); + else + hdmi_modb(hdmi, 1 << HDMI_VP_STUFF_IDEFAULT_PHASE_OFFSET, + HDMI_VP_STUFF_IDEFAULT_PHASE_MASK, HDMI_VP_STUFF); hdmi_writeb(hdmi, remap_size, HDMI_VP_REMAP);