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path: root/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c
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Diffstat (limited to 'drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c')
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c33
1 files changed, 26 insertions, 7 deletions
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c
index 21a0d6afca4a..b287fc8d3c80 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c
@@ -3392,9 +3392,9 @@ static void bnx2x_calc_ieee_aneg_adv(struct bnx2x_phy *phy,
case BNX2X_FLOW_CTRL_AUTO:
switch (params->req_fc_auto_adv) {
case BNX2X_FLOW_CTRL_BOTH:
+ case BNX2X_FLOW_CTRL_RX:
*ieee_fc |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH;
break;
- case BNX2X_FLOW_CTRL_RX:
case BNX2X_FLOW_CTRL_TX:
*ieee_fc |=
MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC;
@@ -3488,14 +3488,21 @@ static void bnx2x_ext_phy_set_pause(struct link_params *params,
bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_ADV_PAUSE, val);
}
-static void bnx2x_pause_resolve(struct link_vars *vars, u32 pause_result)
-{ /* LD LP */
+static void bnx2x_pause_resolve(struct bnx2x_phy *phy,
+ struct link_params *params,
+ struct link_vars *vars,
+ u32 pause_result)
+{
+ struct bnx2x *bp = params->bp;
+ /* LD LP */
switch (pause_result) { /* ASYM P ASYM P */
case 0xb: /* 1 0 1 1 */
+ DP(NETIF_MSG_LINK, "Flow Control: TX only\n");
vars->flow_ctrl = BNX2X_FLOW_CTRL_TX;
break;
case 0xe: /* 1 1 1 0 */
+ DP(NETIF_MSG_LINK, "Flow Control: RX only\n");
vars->flow_ctrl = BNX2X_FLOW_CTRL_RX;
break;
@@ -3503,10 +3510,22 @@ static void bnx2x_pause_resolve(struct link_vars *vars, u32 pause_result)
case 0x7: /* 0 1 1 1 */
case 0xd: /* 1 1 0 1 */
case 0xf: /* 1 1 1 1 */
- vars->flow_ctrl = BNX2X_FLOW_CTRL_BOTH;
+ /* If the user selected to advertise RX ONLY,
+ * although we advertised both, need to enable
+ * RX only.
+ */
+ if (params->req_fc_auto_adv == BNX2X_FLOW_CTRL_BOTH) {
+ DP(NETIF_MSG_LINK, "Flow Control: RX & TX\n");
+ vars->flow_ctrl = BNX2X_FLOW_CTRL_BOTH;
+ } else {
+ DP(NETIF_MSG_LINK, "Flow Control: RX only\n");
+ vars->flow_ctrl = BNX2X_FLOW_CTRL_RX;
+ }
break;
default:
+ DP(NETIF_MSG_LINK, "Flow Control: None\n");
+ vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE;
break;
}
if (pause_result & (1<<0))
@@ -3567,7 +3586,7 @@ static void bnx2x_ext_phy_update_adv_fc(struct bnx2x_phy *phy,
pause_result |= (lp_pause &
MDIO_AN_REG_ADV_PAUSE_MASK) >> 10;
DP(NETIF_MSG_LINK, "Ext PHY pause result 0x%x\n", pause_result);
- bnx2x_pause_resolve(vars, pause_result);
+ bnx2x_pause_resolve(phy, params, vars, pause_result);
}
@@ -5396,7 +5415,7 @@ static void bnx2x_update_adv_fc(struct bnx2x_phy *phy,
MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_MASK)>>7;
DP(NETIF_MSG_LINK, "pause_result CL37 0x%x\n", pause_result);
}
- bnx2x_pause_resolve(vars, pause_result);
+ bnx2x_pause_resolve(phy, params, vars, pause_result);
}
@@ -7129,7 +7148,7 @@ static void bnx2x_8073_resolve_fc(struct bnx2x_phy *phy,
pause_result |= (lp_pause &
MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) >> 7;
- bnx2x_pause_resolve(vars, pause_result);
+ bnx2x_pause_resolve(phy, params, vars, pause_result);
DP(NETIF_MSG_LINK, "Ext PHY CL37 pause result 0x%x\n",
pause_result);
}