summaryrefslogtreecommitdiffstats
path: root/drivers/net
diff options
context:
space:
mode:
authorStephen Hemminger <shemminger@osdl.org>2006-10-17 10:24:08 -0700
committerStephen Hemminger <shemminger@osdl.org>2006-10-17 10:24:08 -0700
commit7c74ac1c236457e454804774e832046c1a7cc0bf (patch)
tree10d9bc000ffbec9fc94604977eef69f84a134def /drivers/net
parent0edea0f54e1e28bdc1ce6b02d5ca3c4c878cf959 (diff)
downloadop-kernel-dev-7c74ac1c236457e454804774e832046c1a7cc0bf.zip
op-kernel-dev-7c74ac1c236457e454804774e832046c1a7cc0bf.tar.gz
sky2: use duplex result bits
The result of duplex negotiation is avaliable in the phy status register, so use that to simplify code and avoid rereading the PHY. Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/sky2.c21
1 files changed, 1 insertions, 20 deletions
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index 88b12e8..6a594b0 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -1714,26 +1714,7 @@ static int sky2_autoneg_done(struct sky2_port *sky2, u16 aux)
}
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;
- }
+ sky2->duplex = (aux & PHY_M_PS_FULL_DUP) ? DUPLEX_FULL : DUPLEX_HALF;
/* Pause bits are offset (9..8) */
if (hw->chip_id == CHIP_ID_YUKON_XL || hw->chip_id == CHIP_ID_YUKON_EC_U)
OpenPOWER on IntegriCloud