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bnx2x: Modify BCM8706 link init seq 

Modify BCM8706 link initialization sequence so that first it link up
between Serdes and BCM8706, and only then between BCM8706 to network

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>
This commit is contained in:
Yaniv Rosner 2009-11-05 19:18:21 +02:00 committed by David S. Miller
parent 15ddd2d0ef
commit b5bbf0080e
1 changed files with 18 additions and 13 deletions
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31
drivers/net/bnx2x_link.c
View File

@ -1929,6 +1929,8 @@ static u8 bnx2x_link_settings_status(struct link_params *params,
PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) ||
(XGXS_EXT_PHY_TYPE(params->ext_phy_config) ==
PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705) ||
(XGXS_EXT_PHY_TYPE(params->ext_phy_config) ==
PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706) ||
(XGXS_EXT_PHY_TYPE(params->ext_phy_config) ==
PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726))) {
vars->autoneg = AUTO_NEG_ENABLED;
@ -3772,19 +3774,6 @@ static u8 bnx2x_ext_phy_init(struct link_params *params, struct link_vars *vars)
}
}
/* Force speed */
/* First enable LASI */
bnx2x_cl45_write(bp, params->port,
ext_phy_type,
ext_phy_addr,
MDIO_PMA_DEVAD,
MDIO_PMA_REG_RX_ALARM_CTRL,
0x0400);
bnx2x_cl45_write(bp, params->port,
ext_phy_type,
ext_phy_addr,
MDIO_PMA_DEVAD,
MDIO_PMA_REG_LASI_CTRL, 0x0004);
if (params->req_line_speed == SPEED_10000) {
DP(NETIF_MSG_LINK, "XGXS 8706 force 10Gbps\n");
@ -3794,6 +3783,9 @@ static u8 bnx2x_ext_phy_init(struct link_params *params, struct link_vars *vars)
MDIO_PMA_DEVAD,
MDIO_PMA_REG_DIGITAL_CTRL,
0x400);
bnx2x_cl45_write(bp, params->port, ext_phy_type,
ext_phy_addr, MDIO_PMA_DEVAD,
MDIO_PMA_REG_LASI_CTRL, 1);
} else {
/* Force 1Gbps using autoneg with 1G
advertisment */
@ -3835,6 +3827,17 @@ static u8 bnx2x_ext_phy_init(struct link_params *params, struct link_vars *vars)
MDIO_AN_DEVAD,
MDIO_AN_REG_CTRL,
0x1200);
bnx2x_cl45_write(bp, params->port,
ext_phy_type,
ext_phy_addr,
MDIO_PMA_DEVAD,
MDIO_PMA_REG_RX_ALARM_CTRL,
0x0400);
bnx2x_cl45_write(bp, params->port,
ext_phy_type,
ext_phy_addr,
MDIO_PMA_DEVAD,
MDIO_PMA_REG_LASI_CTRL, 0x0004);
}
bnx2x_save_bcm_spirom_ver(bp, params->port,
@ -5952,6 +5955,7 @@ static u8 bnx2x_link_initialize(struct link_params *params,
if (non_ext_phy ||
(ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705) ||
(ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706) ||
(ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726) ||
(params->loopback_mode == LOOPBACK_EXT_PHY)) {
if (params->req_line_speed == SPEED_AUTO_NEG)
@ -6421,6 +6425,7 @@ u8 bnx2x_link_update(struct link_params *params, struct link_vars *vars)
if ((ext_phy_type != PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT) &&
(ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705) &&
(ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706) &&
(ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726) &&
(ext_phy_link_up && !vars->phy_link_up))
bnx2x_init_internal_phy(params, vars, 0);