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igb: add check for fiber/serdes devices to igb_set_spd_dplx; 

Signed-off-by: Carolyn Wyborny <carolyn.wyborny@intel.com>
Tested-by: Emil Tantilov <emil.s.tantilov@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Carolyn Wyborny 2010-10-12 22:27:02 +00:00 committed by David S. Miller
parent 5d5b7c39cf
commit cd2638a86c
1 changed files with 7 additions and 0 deletions
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7
drivers/net/igb/igb_main.c
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@ -6115,6 +6115,13 @@ int igb_set_spd_dplx(struct igb_adapter *adapter, u16 spddplx)
mac->autoneg = 0;
/* Fiber NIC's only allow 1000 Gbps Full duplex */
if ((adapter->hw.phy.media_type == e1000_media_type_internal_serdes) &&
spddplx != (SPEED_1000 + DUPLEX_FULL)) {
dev_err(&pdev->dev, "Unsupported Speed/Duplex configuration\n");
return -EINVAL;
}
switch (spddplx) {
case SPEED_10 + DUPLEX_HALF:
mac->forced_speed_duplex = ADVERTISE_10_HALF;