1 files changed, 0 insertions, 45 deletions

diff --git a/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c b/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c
index 7103878df1e7..f7d7d277367e 100644
--- a/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c
+++ b/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c
@@ -508,47 +508,6 @@ static int cdns_dsi_mode2cfg(struct cdns_dsi *dsi,
 	return 0;
 }
 
-static int cdns_dsi_adjust_phy_config(struct cdns_dsi *dsi,
-			      struct cdns_dsi_cfg *dsi_cfg,
-			      struct phy_configure_opts_mipi_dphy *phy_cfg,
-			      const struct drm_display_mode *mode)
-{
-	struct cdns_dsi_output *output = &dsi->output;
-	unsigned long long dlane_bps;
-	unsigned long adj_dsi_htotal;
-	unsigned long dsi_htotal;
-	unsigned long dpi_hz;
-	unsigned int dsi_hfp_ext;
-	unsigned int lanes = output->dev->lanes;
-
-	dsi_htotal = dsi_cfg->htotal;
-
-	/*
-	 * Make sure DSI htotal is aligned on a lane boundary when calculating
-	 * the expected data rate. This is done by extending HFP in case of
-	 * misalignment.
-	 */
-	adj_dsi_htotal = dsi_htotal;
-	if (dsi_htotal % lanes)
-		adj_dsi_htotal += lanes - (dsi_htotal % lanes);
-
-	dpi_hz = mode->clock * 1000;
-	dlane_bps = (unsigned long long)dpi_hz * adj_dsi_htotal;
-
-	/* data rate in bytes/sec is not an integer, refuse the mode. */
-	if (do_div(dlane_bps, lanes * mode->htotal))
-		return -EINVAL;
-
-	/* data rate was in bytes/sec, convert to bits/sec. */
-	phy_cfg->hs_clk_rate = dlane_bps * 8;
-
-	dsi_hfp_ext = adj_dsi_htotal - dsi_htotal;
-	dsi_cfg->hfp += dsi_hfp_ext;
-	dsi_cfg->htotal = dsi_htotal + dsi_hfp_ext;
-
-	return 0;
-}
-
 static int cdns_dsi_check_conf(struct cdns_dsi *dsi,
 			       const struct drm_display_mode *mode,
 			       struct cdns_dsi_cfg *dsi_cfg)
@@ -568,10 +527,6 @@ static int cdns_dsi_check_conf(struct cdns_dsi *dsi,
 	if (ret)
 		return ret;
 
-	ret = cdns_dsi_adjust_phy_config(dsi, dsi_cfg, phy_cfg, mode);
-	if (ret)
-		return ret;
-
 	ret = phy_validate(dsi->dphy, PHY_MODE_MIPI_DPHY, 0, &output->phy_opts);
 	if (ret)
 		return ret;