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Date: Wed, 13 Oct 2010 01:27:02 -0700 From: Jeff Kirsher <jeffrey.t.kirsher@...el.com> To: davem@...emloft.net Cc: netdev@...r.kernel.org, gospo@...hat.com, bphilips@...ell.com, Carolyn Wyborny <carolyn.wyborny@...el.com>, Jeff Kirsher <jeffrey.t.kirsher@...el.com> Subject: [net-next-2.6 PATCH] igb: add check for fiber/serdes devices to igb_set_spd_dplx; From: Carolyn Wyborny <carolyn.wyborny@...el.com> Signed-off-by: Carolyn Wyborny <carolyn.wyborny@...el.com> Tested-by: Emil Tantilov <emil.s.tantilov@...el.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@...el.com> --- drivers/net/igb/igb_main.c | 7 +++++++ 1 files changed, 7 insertions(+), 0 deletions(-) diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c index 55edcb7..5b04eff 100644 --- a/drivers/net/igb/igb_main.c +++ b/drivers/net/igb/igb_main.c @@ -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; -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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