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Commit e0ed5459 authored by Stephen Hemminger's avatar Stephen Hemminger Committed by Jeff Garzik
Browse files

[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: default avatarStephen Hemminger <shemminger@osdl.org>
Signed-off-by: default avatarJeff Garzik <jeff@garzik.org>
parent 0ba8821b

drivers/net/sky2.c

+20 −9
Original line number Diff line number Diff line
@@ -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",

	if (!(aux & PHY_M_PS_SPDUP_RES)) {

		printk(KERN_ERR PFX "%s: speed/duplex mismatch",

		       sky2->netdev->name);

		return -1;

	}



	if (!(aux & PHY_M_PS_SPDUP_RES)) {

		printk(KERN_ERR PFX "%s: speed/duplex mismatch",

	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;

		}



	sky2->duplex = (aux & PHY_M_PS_FULL_DUP) ? DUPLEX_FULL : DUPLEX_HALF;



	sky2->speed = sky2_phy_speed(hw, aux);

		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)