dpi_to_dsi_timing
dsi_cfg->hbp = dpi_to_dsi_timing(dpi_hbp, bpp,
dsi_cfg->hsa = dpi_to_dsi_timing(dpi_hsa, bpp,
dsi_cfg->hbp = dpi_to_dsi_timing(dpi_hbp + dpi_hsa, bpp,
dsi_cfg->hact = dpi_to_dsi_timing(dpi_hact, bpp, 0);
dsi_cfg->hfp = dpi_to_dsi_timing(dpi_hfp, bpp, DSI_HFP_FRAME_OVERHEAD);