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-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c32
1 files changed, 8 insertions, 24 deletions
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c
index d60a2ea3da19..12ef8e1a2dad 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c
@@ -3715,7 +3715,6 @@ static void bnx2x_warpcore_enable_AN_KR(struct bnx2x_phy *phy,
struct link_params *params,
struct link_vars *vars) {
u16 lane, i, cl72_ctrl, an_adv = 0;
- u16 ucode_ver;
struct bnx2x *bp = params->bp;
static struct bnx2x_reg_set reg_set[] = {
{MDIO_WC_DEVAD, MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2, 0x7},
@@ -3806,15 +3805,7 @@ static void bnx2x_warpcore_enable_AN_KR(struct bnx2x_phy *phy,
/* Advertise pause */
bnx2x_ext_phy_set_pause(params, phy, vars);
- /* 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, &ucode_ver);
- if (ucode_ver < 0xd108) {
- DP(NETIF_MSG_LINK, "Enable AN KR work-around. WC ver:0x%x\n",
- ucode_ver);
- vars->rx_tx_asic_rst = MAX_KR_LINK_RETRY;
- }
+ vars->rx_tx_asic_rst = MAX_KR_LINK_RETRY;
bnx2x_cl45_read_or_write(bp, phy, MDIO_WC_DEVAD,
MDIO_WC_REG_DIGITAL5_MISC7, 0x100);
@@ -4347,20 +4338,14 @@ static void bnx2x_warpcore_config_runtime(struct bnx2x_phy *phy,
struct bnx2x *bp = params->bp;
u32 serdes_net_if;
u16 gp_status1 = 0, lnkup = 0, lnkup_kr = 0;
- u16 lane = bnx2x_get_warpcore_lane(phy, params);
vars->turn_to_run_wc_rt = vars->turn_to_run_wc_rt ? 0 : 1;
if (!vars->turn_to_run_wc_rt)
return;
- /* Return if there is no link partner */
- if (!(bnx2x_warpcore_get_sigdet(phy, params))) {
- DP(NETIF_MSG_LINK, "bnx2x_warpcore_get_sigdet false\n");
- return;
- }
-
if (vars->rx_tx_asic_rst) {
+ u16 lane = bnx2x_get_warpcore_lane(phy, params);
serdes_net_if = (REG_RD(bp, params->shmem_base +
offsetof(struct shmem_region, dev_info.
port_hw_config[params->port].default_cfg)) &
@@ -4375,14 +4360,8 @@ static void bnx2x_warpcore_config_runtime(struct bnx2x_phy *phy,
/*10G KR*/
lnkup_kr = (gp_status1 >> (12+lane)) & 0x1;
- DP(NETIF_MSG_LINK,
- "gp_status1 0x%x\n", gp_status1);
-
if (lnkup_kr || lnkup) {
- vars->rx_tx_asic_rst = 0;
- DP(NETIF_MSG_LINK,
- "link up, rx_tx_asic_rst 0x%x\n",
- vars->rx_tx_asic_rst);
+ vars->rx_tx_asic_rst = 0;
} else {
/* Reset the lane to see if link comes up.*/
bnx2x_warpcore_reset_lane(bp, phy, 1);
@@ -5757,6 +5736,11 @@ static int bnx2x_warpcore_read_status(struct bnx2x_phy *phy,
rc = bnx2x_get_link_speed_duplex(phy, params, vars, link_up, gp_speed,
duplex);
+ /* In case of KR link down, start up the recovering procedure */
+ if ((!link_up) && (phy->media_type == ETH_PHY_KR) &&
+ (!(phy->flags & FLAGS_WC_DUAL_MODE)))
+ vars->rx_tx_asic_rst = MAX_KR_LINK_RETRY;
+
DP(NETIF_MSG_LINK, "duplex %x flow_ctrl 0x%x link_status 0x%x\n",
vars->duplex, vars->flow_ctrl, vars->link_status);
return rc;