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path: root/drivers/net/ethernet/broadcom/bnx2x
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Diffstat (limited to 'drivers/net/ethernet/broadcom/bnx2x')
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c2
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c6
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c81
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.h7
4 files changed, 91 insertions, 5 deletions
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
index ecac04a3687c..a923bc4d5a1f 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
@@ -3142,7 +3142,7 @@ static inline __le16 bnx2x_csum_fix(unsigned char *t_header, u16 csum, s8 fix)
tsum = ~csum_fold(csum_add((__force __wsum) csum,
csum_partial(t_header, -fix, 0)));
- return bswab16(csum);
+ return bswab16(tsum);
}
static inline u32 bnx2x_xmit_type(struct bnx2x *bp, struct sk_buff *skb)
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c
index 9a674b14b403..edfa67adf2f9 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c
@@ -281,6 +281,8 @@ static int bnx2x_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
cmd->lp_advertising |= ADVERTISED_2500baseX_Full;
if (status & LINK_STATUS_LINK_PARTNER_10GXFD_CAPABLE)
cmd->lp_advertising |= ADVERTISED_10000baseT_Full;
+ if (status & LINK_STATUS_LINK_PARTNER_20GXFD_CAPABLE)
+ cmd->lp_advertising |= ADVERTISED_20000baseKR2_Full;
}
cmd->maxtxpkt = 0;
@@ -463,6 +465,10 @@ static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
ADVERTISED_10000baseKR_Full))
bp->link_params.speed_cap_mask[cfg_idx] |=
PORT_HW_CFG_SPEED_CAPABILITY_D0_10G;
+
+ if (cmd->advertising & ADVERTISED_20000baseKR2_Full)
+ bp->link_params.speed_cap_mask[cfg_idx] |=
+ PORT_HW_CFG_SPEED_CAPABILITY_D0_20G;
}
} else { /* forced speed */
/* advertise the requested speed and duplex if supported */
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c
index 1663e0b6b5a0..77ebae0ac64a 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c
@@ -8647,7 +8647,9 @@ void bnx2x_handle_module_detect_int(struct link_params *params)
MDIO_WC_DEVAD,
MDIO_WC_REG_DIGITAL5_MISC6,
&rx_tx_in_reset);
- if (!rx_tx_in_reset) {
+ if ((!rx_tx_in_reset) &&
+ (params->link_flags &
+ PHY_INITIALIZED)) {
bnx2x_warpcore_reset_lane(bp, phy, 1);
bnx2x_warpcore_config_sfi(phy, params);
bnx2x_warpcore_reset_lane(bp, phy, 0);
@@ -10422,6 +10424,28 @@ static void bnx2x_848xx_set_link_led(struct bnx2x_phy *phy,
MDIO_PMA_DEVAD,
MDIO_PMA_REG_8481_LED1_MASK,
0x0);
+ if (phy->type ==
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84834) {
+ /* Disable MI_INT interrupt before setting LED4
+ * source to constant off.
+ */
+ if (REG_RD(bp, NIG_REG_MASK_INTERRUPT_PORT0 +
+ params->port*4) &
+ NIG_MASK_MI_INT) {
+ params->link_flags |=
+ LINK_FLAGS_INT_DISABLED;
+
+ bnx2x_bits_dis(
+ bp,
+ NIG_REG_MASK_INTERRUPT_PORT0 +
+ params->port*4,
+ NIG_MASK_MI_INT);
+ }
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8481_SIGNAL_MASK,
+ 0x0);
+ }
}
break;
case LED_MODE_ON:
@@ -10468,6 +10492,28 @@ static void bnx2x_848xx_set_link_led(struct bnx2x_phy *phy,
MDIO_PMA_DEVAD,
MDIO_PMA_REG_8481_LED1_MASK,
0x20);
+ if (phy->type ==
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84834) {
+ /* Disable MI_INT interrupt before setting LED4
+ * source to constant on.
+ */
+ if (REG_RD(bp, NIG_REG_MASK_INTERRUPT_PORT0 +
+ params->port*4) &
+ NIG_MASK_MI_INT) {
+ params->link_flags |=
+ LINK_FLAGS_INT_DISABLED;
+
+ bnx2x_bits_dis(
+ bp,
+ NIG_REG_MASK_INTERRUPT_PORT0 +
+ params->port*4,
+ NIG_MASK_MI_INT);
+ }
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8481_SIGNAL_MASK,
+ 0x20);
+ }
}
break;
@@ -10532,6 +10578,22 @@ static void bnx2x_848xx_set_link_led(struct bnx2x_phy *phy,
MDIO_PMA_DEVAD,
MDIO_PMA_REG_8481_LINK_SIGNAL,
val);
+ if (phy->type ==
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84834) {
+ /* Restore LED4 source to external link,
+ * and re-enable interrupts.
+ */
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8481_SIGNAL_MASK,
+ 0x40);
+ if (params->link_flags &
+ LINK_FLAGS_INT_DISABLED) {
+ bnx2x_link_int_enable(params);
+ params->link_flags &=
+ ~LINK_FLAGS_INT_DISABLED;
+ }
+ }
}
break;
}
@@ -11791,6 +11853,8 @@ static int bnx2x_populate_int_phy(struct bnx2x *bp, u32 shmem_base, u8 port,
phy->media_type = ETH_PHY_KR;
phy->flags |= FLAGS_WC_DUAL_MODE;
phy->supported &= (SUPPORTED_20000baseKR2_Full |
+ SUPPORTED_10000baseT_Full |
+ SUPPORTED_1000baseT_Full |
SUPPORTED_Autoneg |
SUPPORTED_FIBRE |
SUPPORTED_Pause |
@@ -12465,6 +12529,8 @@ int bnx2x_phy_init(struct link_params *params, struct link_vars *vars)
vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE;
vars->mac_type = MAC_TYPE_NONE;
vars->phy_flags = 0;
+ vars->check_kr2_recovery_cnt = 0;
+ params->link_flags = PHY_INITIALIZED;
/* Driver opens NIG-BRB filters */
bnx2x_set_rx_filter(params, 1);
/* Check if link flap can be avoided */
@@ -12629,6 +12695,7 @@ int bnx2x_lfa_reset(struct link_params *params,
struct bnx2x *bp = params->bp;
vars->link_up = 0;
vars->phy_flags = 0;
+ params->link_flags &= ~PHY_INITIALIZED;
if (!params->lfa_base)
return bnx2x_link_reset(params, vars, 1);
/*
@@ -13349,6 +13416,7 @@ static void bnx2x_disable_kr2(struct link_params *params,
vars->link_attr_sync &= ~LINK_ATTR_SYNC_KR2_ENABLE;
bnx2x_update_link_attr(params, vars->link_attr_sync);
+ vars->check_kr2_recovery_cnt = CHECK_KR2_RECOVERY_CNT;
/* Restart AN on leading lane */
bnx2x_warpcore_restart_AN_KR(phy, params);
}
@@ -13377,6 +13445,15 @@ static void bnx2x_check_kr2_wa(struct link_params *params,
return;
}
+ /* Once KR2 was disabled, wait 5 seconds before checking KR2 recovery
+ * since some switches tend to reinit the AN process and clear the
+ * advertised BP/NP after ~2 seconds causing the KR2 to be disabled
+ * and recovered many times
+ */
+ if (vars->check_kr2_recovery_cnt > 0) {
+ vars->check_kr2_recovery_cnt--;
+ return;
+ }
lane = bnx2x_get_warpcore_lane(phy, params);
CL22_WR_OVER_CL45(bp, phy, MDIO_REG_BANK_AER_BLOCK,
MDIO_AER_BLOCK_AER_REG, lane);
@@ -13437,7 +13514,7 @@ void bnx2x_period_func(struct link_params *params, struct link_vars *vars)
struct bnx2x_phy *phy = &params->phy[INT_PHY];
bnx2x_set_aer_mmd(params, phy);
if ((phy->supported & SUPPORTED_20000baseKR2_Full) &&
- (phy->speed_cap_mask & SPEED_20000))
+ (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_20G))
bnx2x_check_kr2_wa(params, vars, phy);
bnx2x_check_over_curr(params, vars);
if (vars->rx_tx_asic_rst)
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.h
index d25c7d79787a..56c2aae4e2c8 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.h
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.h
@@ -307,7 +307,9 @@ struct link_params {
struct bnx2x *bp;
u16 req_fc_auto_adv; /* Should be set to TX / BOTH when
req_flow_ctrl is set to AUTO */
- u16 rsrv1;
+ u16 link_flags;
+#define LINK_FLAGS_INT_DISABLED (1<<0)
+#define PHY_INITIALIZED (1<<1)
u32 lfa_base;
};
@@ -341,7 +343,8 @@ struct link_vars {
u32 link_status;
u32 eee_status;
u8 fault_detected;
- u8 rsrv1;
+ u8 check_kr2_recovery_cnt;
+#define CHECK_KR2_RECOVERY_CNT 5
u16 periodic_flags;
#define PERIODIC_FLAGS_LINK_EVENT 0x0001
generated by cgit (git 2.34.1) at 2025-03-25 20:37:52 +0000