struct dc_link *link = stream->link;
 
        /* only 3 items below are used by unblank */
-       params.pixel_clk_khz =
-               pipe_ctx->stream->timing.pix_clk_100hz / 10;
+       params.pixel_clk_khz = pipe_ctx->stream->timing.pix_clk_100hz / 10;
        params.link_settings.link_rate = link_settings->link_rate;
 
        if (dc_is_dp_signal(pipe_ctx->stream->signal))
                link->dc->hwss.edp_backlight_control(link, true);
        }
 }
+
 void dce110_blank_stream(struct pipe_ctx *pipe_ctx)
 {
        struct dc_stream_state *stream = pipe_ctx->stream;
 
 
        h_div_2 = optc1_is_two_pixels_per_containter(&patched_crtc_timing);
        REG_UPDATE(OTG_H_TIMING_CNTL,
-                       OTG_H_TIMING_DIV_BY2, h_div_2);
+                       OTG_H_TIMING_DIV_BY2, h_div_2 || optc1->comb_opp_id != 0xf);
 
 }
 
        optc1->min_v_blank_interlace = 5;
        optc1->min_h_sync_width = 8;
        optc1->min_v_sync_width = 1;
+       optc1->comb_opp_id = 0xf;
 }
 
 bool optc1_is_two_pixels_per_containter(const struct dc_crtc_timing *timing)
 {
-       return timing->pixel_encoding == PIXEL_ENCODING_YCBCR420;
+       bool two_pix = timing->pixel_encoding == PIXEL_ENCODING_YCBCR420;
+
+       return two_pix;
 }