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| author | Yaniv Rosner <yanivr@broadcom.com> | 2012-01-17 02:33:29 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-01-17 10:44:43 -0500 |
| commit | 6ab48a5c86ce778188c173818cb2f1644526e962 (patch) | |
| tree | 8314fc3ad439337e655a675cd01ab0aec9efba75 /drivers | |
| parent | 096b9527db77defb2501509f2517d2ab24300d9c (diff) | |
| download | linux-stable-6ab48a5c86ce778188c173818cb2f1644526e962.tar.gz linux-stable-6ab48a5c86ce778188c173818cb2f1644526e962.tar.bz2 linux-stable-6ab48a5c86ce778188c173818cb2f1644526e962.zip | |
bnx2x: Disable AN KR work-around for BCM57810
Disable the work-around for the autoneg KR of the BCM57810 in case the Warpcore version is 0xD108 and above, which fixes this problem.
Signed-off-by: Yaniv Rosner <yanivr@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c index a6c48d61081a..2091e5dbbcdd 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c @@ -3763,7 +3763,15 @@ static void bnx2x_warpcore_enable_AN_KR(struct bnx2x_phy *phy, /* Advertise pause */ bnx2x_ext_phy_set_pause(params, phy, vars); - vars->rx_tx_asic_rst = MAX_KR_LINK_RETRY; + /* + * Set KR Autoneg Work-Around flag for Warpcore version older than D108 + */ + bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, + MDIO_WC_REG_UC_INFO_B1_VERSION, &val16); + if (val16 < 0xd108) { + DP(NETIF_MSG_LINK, "Enable AN KR work-around\n"); + vars->rx_tx_asic_rst = MAX_KR_LINK_RETRY; + } bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, MDIO_WC_REG_DIGITAL5_MISC7, &val16); |