mdio: Expose 10GBASE-T MDI-X status via ethtool

[pandora-kernel.git] / drivers / net / mdio.c

diff --git a/drivers/net/mdio.c b/drivers/net/mdio.c
index 6648303..dc45e98 100644 (file)
--- a/drivers/net/mdio.c
+++ b/drivers/net/mdio.c
@@ -296,6 +296,23 @@ void mdio45_ethtool_gset_npage(const struct mdio_if_info *mdio,
                ecmd->duplex = (reg & MDIO_CTRL1_FULLDPLX ||
                                ecmd->speed == SPEED_10000);
        }
+
+       /* 10GBASE-T MDI/MDI-X */
+       if (ecmd->port == PORT_TP && ecmd->speed == SPEED_10000) {
+               switch (mdio->mdio_read(mdio->dev, mdio->prtad, MDIO_MMD_PMAPMD,
+                                       MDIO_PMA_10GBT_SWAPPOL)) {
+               case MDIO_PMA_10GBT_SWAPPOL_ABNX | MDIO_PMA_10GBT_SWAPPOL_CDNX:
+                       ecmd->eth_tp_mdix = ETH_TP_MDI;
+                       break;
+               case 0:
+                       ecmd->eth_tp_mdix = ETH_TP_MDI_X;
+                       break;
+               default:
+                       /* It's complicated... */
+                       ecmd->eth_tp_mdix = ETH_TP_MDI_INVALID;
+                       break;
+               }
+       }
 }
 EXPORT_SYMBOL(mdio45_ethtool_gset_npage);