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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.c20
1 files changed, 15 insertions, 5 deletions
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c
index cc806378464d..1d1a8093e62e 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c
@@ -9454,13 +9454,10 @@ static int bnx2x_848xx_cmn_config_init(struct bnx2x_phy *phy,
an_1000_val);
/* set 100 speed advertisement */
- if (((phy->req_line_speed == SPEED_AUTO_NEG) &&
+ if ((phy->req_line_speed == SPEED_AUTO_NEG) &&
(phy->speed_cap_mask &
(PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL |
- PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF)) &&
- (phy->supported &
- (SUPPORTED_100baseT_Half |
- SUPPORTED_100baseT_Full)))) {
+ PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF))) {
an_10_100_val |= (1<<7);
/* Enable autoneg and restart autoneg for legacy speeds */
autoneg_val |= (1<<9 | 1<<12);
@@ -11528,6 +11525,19 @@ static int bnx2x_populate_ext_phy(struct bnx2x *bp,
}
phy->mdio_ctrl = bnx2x_get_emac_base(bp, mdc_mdio_access, port);
+ if ((phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84833) &&
+ (phy->ver_addr)) {
+ /*
+ * Remove 100Mb link supported for BCM84833 when phy fw
+ * version lower than or equal to 1.39
+ */
+ u32 raw_ver = REG_RD(bp, phy->ver_addr);
+ if (((raw_ver & 0x7F) <= 39) &&
+ (((raw_ver & 0xF80) >> 7) <= 1))
+ phy->supported &= ~(SUPPORTED_100baseT_Half |
+ SUPPORTED_100baseT_Full);
+ }
+
/*
* In case mdc/mdio_access of the external phy is different than the
* mdc/mdio access of the XGXS, a HW lock must be taken in each access