diff options
| author | Eilon Greenstein <eilong@broadcom.com> | 2009-08-12 08:23:11 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-08-12 23:02:32 -0700 |
| commit | f57a60256d02daba1316c98da472f02cd98a58d3 (patch) | |
| tree | c927a54bf16050d43418c11404afc1fd78370940 /drivers/net/bnx2x_main.c | |
| parent | 01cd452846c98609dd3efbee0deea050e6706f02 (diff) | |
bnx2x: Supporting PHY FW upgrade
There are 3 operations that the driver needs to support to allow applications to
access the PHY FW (on top of the MDC/MDIO access). Since those are essentially
nvram access commands, adding them to the ethtool -E interface.
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/bnx2x_main.c')
| -rw-r--r-- | drivers/net/bnx2x_main.c | 72 |
1 files changed, 54 insertions, 18 deletions
diff --git a/drivers/net/bnx2x_main.c b/drivers/net/bnx2x_main.c index 145866764d4..7853977b8de 100644 --- a/drivers/net/bnx2x_main.c +++ b/drivers/net/bnx2x_main.c @@ -9353,7 +9353,8 @@ static int bnx2x_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, u8 *eebuf) { struct bnx2x *bp = netdev_priv(dev); - int rc; + int port = BP_PORT(bp); + int rc = 0; if (!netif_running(dev)) return -EAGAIN; @@ -9365,27 +9366,62 @@ static int bnx2x_set_eeprom(struct net_device *dev, /* parameters already validated in ethtool_set_eeprom */ - /* If the magic number is PHY (0x00504859) upgrade the PHY FW */ - if (eeprom->magic == 0x00504859) - if (bp->port.pmf) { + /* PHY eeprom can be accessed only by the PMF */ + if ((eeprom->magic >= 0x50485900) && (eeprom->magic <= 0x504859FF) && + !bp->port.pmf) + return -EINVAL; + + if (eeprom->magic == 0x50485950) { + /* 'PHYP' (0x50485950): prepare phy for FW upgrade */ + bnx2x_stats_handle(bp, STATS_EVENT_STOP); + bnx2x_acquire_phy_lock(bp); + rc |= bnx2x_link_reset(&bp->link_params, + &bp->link_vars, 0); + if (XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config) == + PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101) + bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0, + MISC_REGISTERS_GPIO_HIGH, port); + bnx2x_release_phy_lock(bp); + bnx2x_link_report(bp); + + } else if (eeprom->magic == 0x50485952) { + /* 'PHYR' (0x50485952): re-init link after FW upgrade */ + if ((bp->state == BNX2X_STATE_OPEN) || + (bp->state == BNX2X_STATE_DISABLED)) { bnx2x_acquire_phy_lock(bp); - rc = bnx2x_flash_download(bp, BP_PORT(bp), - bp->link_params.ext_phy_config, - (bp->state != BNX2X_STATE_CLOSED), - eebuf, eeprom->len); - if ((bp->state == BNX2X_STATE_OPEN) || - (bp->state == BNX2X_STATE_DISABLED)) { - rc |= bnx2x_link_reset(&bp->link_params, - &bp->link_vars, 1); - rc |= bnx2x_phy_init(&bp->link_params, - &bp->link_vars); - } + rc |= bnx2x_link_reset(&bp->link_params, + &bp->link_vars, 1); + + rc |= bnx2x_phy_init(&bp->link_params, + &bp->link_vars); bnx2x_release_phy_lock(bp); + bnx2x_calc_fc_adv(bp); + } + } else if (eeprom->magic == 0x53985943) { + /* 'PHYC' (0x53985943): PHY FW upgrade completed */ + if (XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config) == + PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101) { + u8 ext_phy_addr = + (bp->link_params.ext_phy_config & + PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >> + PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT; + + /* DSP Remove Download Mode */ + bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0, + MISC_REGISTERS_GPIO_LOW, port); - } else /* Only the PMF can access the PHY */ - return -EINVAL; - else + bnx2x_acquire_phy_lock(bp); + + bnx2x_sfx7101_sp_sw_reset(bp, port, ext_phy_addr); + + /* wait 0.5 sec to allow it to run */ + msleep(500); + bnx2x_ext_phy_hw_reset(bp, port); + msleep(500); + bnx2x_release_phy_lock(bp); + } + } else rc = bnx2x_nvram_write(bp, eeprom->offset, eebuf, eeprom->len); return rc; |