So Intel maintainers (Jeff, Jesse, Shannon, Carolyn, Don, Bruce, and John)

I'm assuming no comments means this patch is acceptable , and I will resubmit it without the RFC. Is that acceptable ?


On 03/25/2016 02:58 PM, Daniel Walker wrote:
From: Steve Shih <ss...@cisco.com>

This patch fixes the issues for disabling auto-negotiation and forcing
speed and duplex settings for the fiber media.

For fiber media, e1000_get_settings should return ETH_TP_MDI_INVALID for
eth_tp_mdix_ctrl instead of ETH_TP_MDI_AUTO so subsequent e1000_set_settings
call would not fail with -EOPNOTSUPP.

e1000_set_spd_dplx should not automatically turn autoneg back on for forced
1000 Mbps full duplex settings.

Cc: danie...@fifo99.com
Cc: xe-ker...@external.cisco.com
Signed-off-by: Steve Shih <ss...@cisco.com>
---
  drivers/net/ethernet/intel/e1000e/ethtool.c | 6 ++++--
  1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/intel/e1000e/ethtool.c 
b/drivers/net/ethernet/intel/e1000e/ethtool.c
index 6cab1f3..cd03dcd 100644
--- a/drivers/net/ethernet/intel/e1000e/ethtool.c
+++ b/drivers/net/ethernet/intel/e1000e/ethtool.c
@@ -201,6 +201,9 @@ static int e1000_get_settings(struct net_device *netdev,
        else
                ecmd->eth_tp_mdix_ctrl = hw->phy.mdix;
+ if (hw->phy.media_type != e1000_media_type_copper)
+               ecmd->eth_tp_mdix_ctrl = ETH_TP_MDI_INVALID;
+
        return 0;
  }
@@ -236,8 +239,7 @@ static int e1000_set_spd_dplx(struct e1000_adapter *adapter, u32 spd, u8 dplx)
                mac->forced_speed_duplex = ADVERTISE_100_FULL;
                break;
        case SPEED_1000 + DUPLEX_FULL:
-               mac->autoneg = 1;
-               adapter->hw.phy.autoneg_advertised = ADVERTISE_1000_FULL;
+               mac->forced_speed_duplex = ADVERTISE_1000_FULL;
                break;
        case SPEED_1000 + DUPLEX_HALF:  /* not supported */
        default:

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