From e0ed5459030a8c9ddde44ef49bcb63aa6db425e1 Mon Sep 17 00:00:00 2001 From: Stephen Hemminger Date: Tue, 26 Sep 2006 11:57:37 -0700 Subject: [PATCH] sky2: gigabit full duplex negotiation Look at the registers correctly, when doing gigabit full duplex. Need to look for link partner result. Signed-off-by: Stephen Hemminger Signed-off-by: Jeff Garzik --- drivers/net/sky2.c | 29 ++++++++++++++++++++--------- 1 file changed, 20 insertions(+), 9 deletions(-) diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c index 7eeefa2d6c8..3ff2f426fd6 100644 --- a/drivers/net/sky2.c +++ b/drivers/net/sky2.c @@ -1624,22 +1624,33 @@ static int sky2_autoneg_done(struct sky2_port *sky2, u16 aux) return -1; } - if (hw->chip_id != CHIP_ID_YUKON_FE && - gm_phy_read(hw, port, PHY_MARV_1000T_STAT) & PHY_B_1000S_MSF) { - printk(KERN_ERR PFX "%s: master/slave fault", - sky2->netdev->name); - return -1; - } - if (!(aux & PHY_M_PS_SPDUP_RES)) { printk(KERN_ERR PFX "%s: speed/duplex mismatch", sky2->netdev->name); return -1; } - sky2->duplex = (aux & PHY_M_PS_FULL_DUP) ? DUPLEX_FULL : DUPLEX_HALF; - sky2->speed = sky2_phy_speed(hw, aux); + if (sky2->speed == SPEED_1000) { + u16 ctl2 = gm_phy_read(hw, port, PHY_MARV_1000T_CTRL); + u16 lpa2 = gm_phy_read(hw, port, PHY_MARV_1000T_STAT); + if (lpa2 & PHY_B_1000S_MSF) { + printk(KERN_ERR PFX "%s: master/slave fault", + sky2->netdev->name); + return -1; + } + + if ((ctl2 & PHY_M_1000C_AFD) && (lpa2 & PHY_B_1000S_LP_FD)) + sky2->duplex = DUPLEX_FULL; + else + sky2->duplex = DUPLEX_HALF; + } else { + u16 adv = gm_phy_read(hw, port, PHY_MARV_AUNE_ADV); + if ((aux & adv) & PHY_AN_FULL) + sky2->duplex = DUPLEX_FULL; + else + sky2->duplex = DUPLEX_HALF; + } /* Pause bits are offset (9..8) */ if (hw->chip_id == CHIP_ID_YUKON_XL || hw->chip_id == CHIP_ID_YUKON_EC_U) -- cgit v1.2.3