bnx2: Report MDI/MDIX status to ethtool.

Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/broadcom/bnx2.c b/drivers/net/ethernet/broadcom/bnx2.c
index b380c69..3fcabd9 100644 (file)
--- a/drivers/net/ethernet/broadcom/bnx2.c
+++ b/drivers/net/ethernet/broadcom/bnx2.c
@@ -1197,6 +1197,8 @@ bnx2_copper_linkup(struct bnx2 *bp)
 {
        u32 bmcr;
 
+       bp->phy_flags &= ~BNX2_PHY_FLAG_MDIX;
+
        bnx2_read_phy(bp, bp->mii_bmcr, &bmcr);
        if (bmcr & BMCR_ANENABLE) {
                u32 local_adv, remote_adv, common;
@@ -1255,6 +1257,14 @@ bnx2_copper_linkup(struct bnx2 *bp)
                }
        }
 
+       if (bp->link_up) {
+               u32 ext_status;
+
+               bnx2_read_phy(bp, MII_BNX2_EXT_STATUS, &ext_status);
+               if (ext_status & EXT_STATUS_MDIX)
+                       bp->phy_flags |= BNX2_PHY_FLAG_MDIX;
+       }
+
        return 0;
 }
 
@@ -6874,6 +6884,12 @@ bnx2_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
        if (netif_carrier_ok(dev)) {
                ethtool_cmd_speed_set(cmd, bp->line_speed);
                cmd->duplex = bp->duplex;
+               if (!(bp->phy_flags & BNX2_PHY_FLAG_SERDES)) {
+                       if (bp->phy_flags & BNX2_PHY_FLAG_MDIX)
+                               cmd->eth_tp_mdix = ETH_TP_MDI_X;
+                       else
+                               cmd->eth_tp_mdix = ETH_TP_MDI;
+               }
        }
        else {
                ethtool_cmd_speed_set(cmd, -1);

diff --git a/drivers/net/ethernet/broadcom/bnx2.h b/drivers/net/ethernet/broadcom/bnx2.h
index 39f40d1..f1cf2c4 100644 (file)
--- a/drivers/net/ethernet/broadcom/bnx2.h
+++ b/drivers/net/ethernet/broadcom/bnx2.h
@@ -6471,6 +6471,9 @@ struct l2_fhdr {
 
 #define BCM5708S_TX_ACTL3                      0x17
 
+#define MII_BNX2_EXT_STATUS                    0x11
+#define EXT_STATUS_MDIX                                 (1 << 13)
+
 #define MII_BNX2_AUX_CTL                       0x18
 #define AUX_CTL_MISC_CTL                        0x7007
 #define AUX_CTL_MISC_CTL_WIRESPEED               (1 << 4)
@@ -6850,6 +6853,7 @@ struct bnx2 {
 #define BNX2_PHY_FLAG_REMOTE_PHY_CAP           0x00000800
 #define BNX2_PHY_FLAG_FORCED_DOWN              0x00001000
 #define BNX2_PHY_FLAG_NO_PARALLEL              0x00002000
+#define BNX2_PHY_FLAG_MDIX                     0x00004000
 
        u32                     mii_bmcr;
        u32                     mii_bmsr;