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authorMichael Chan <mchan@broadcom.com>2014-01-01 07:22:34 (GMT)
committerDavid S. Miller <davem@davemloft.net>2014-01-02 03:03:38 (GMT)
commit4016baddac7dca0b31cbba5c915c6c63f2ae2ba5 (patch)
treef73bf3d130b894fe78e4526eeb74cdb5f561e3d9
parent41033b65b98388cb255c0307ea869856f71ca80d (diff)
downloadlinux-4016baddac7dca0b31cbba5c915c6c63f2ae2ba5.tar.xz
bnx2: Report MDI/MDIX status to ethtool.
Signed-off-by: Michael Chan <mchan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/broadcom/bnx2.c16
-rw-r--r--drivers/net/ethernet/broadcom/bnx2.h4
2 files changed, 20 insertions, 0 deletions
diff --git a/drivers/net/ethernet/broadcom/bnx2.c b/drivers/net/ethernet/broadcom/bnx2.c
index b380c69..3fcabd9 100644
--- 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
--- 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;