diff options
| author | Akeem G Abodunrin <akeem.g.abodunrin@intel.com> | 2013-08-28 02:23:04 +0000 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2013-09-04 05:19:30 -0700 |
| commit | f1b4d6214b04caed45f0938a1d769b0d8fe79a3b (patch) | |
| tree | c42e25f18c46e62fff65ccf3fda2352131290a38 | |
| parent | db476e85118e2f5b24f4ccc0bdb42f0c00bde83a (diff) | |
igb: Support to get 2_5G link status for appropriate media type
Since i354 2.5Gb devices are not Copper media type but SerDes, so this
patch changes the way we detect speed/duplex link info for this device.
Signed-off-by: Akeem G Abodunrin <akeem.g.abodunrin@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
| -rw-r--r-- | drivers/net/ethernet/intel/igb/e1000_82575.c | 25 | ||||
| -rw-r--r-- | drivers/net/ethernet/intel/igb/e1000_mac.c | 11 |
2 files changed, 18 insertions, 18 deletions
diff --git a/drivers/net/ethernet/intel/igb/e1000_82575.c b/drivers/net/ethernet/intel/igb/e1000_82575.c index d796e297e4a7..68dd7c8624c9 100644 --- a/drivers/net/ethernet/intel/igb/e1000_82575.c +++ b/drivers/net/ethernet/intel/igb/e1000_82575.c @@ -1217,7 +1217,7 @@ static s32 igb_get_pcs_speed_and_duplex_82575(struct e1000_hw *hw, u16 *speed, u16 *duplex) { struct e1000_mac_info *mac = &hw->mac; - u32 pcs; + u32 pcs, status; /* Set up defaults for the return values of this function */ mac->serdes_has_link = false; @@ -1238,20 +1238,31 @@ static s32 igb_get_pcs_speed_and_duplex_82575(struct e1000_hw *hw, u16 *speed, mac->serdes_has_link = true; /* Detect and store PCS speed */ - if (pcs & E1000_PCS_LSTS_SPEED_1000) { + if (pcs & E1000_PCS_LSTS_SPEED_1000) *speed = SPEED_1000; - } else if (pcs & E1000_PCS_LSTS_SPEED_100) { + else if (pcs & E1000_PCS_LSTS_SPEED_100) *speed = SPEED_100; - } else { + else *speed = SPEED_10; - } /* Detect and store PCS duplex */ - if (pcs & E1000_PCS_LSTS_DUPLEX_FULL) { + if (pcs & E1000_PCS_LSTS_DUPLEX_FULL) *duplex = FULL_DUPLEX; - } else { + else *duplex = HALF_DUPLEX; + + /* Check if it is an I354 2.5Gb backplane connection. */ + if (mac->type == e1000_i354) { + status = rd32(E1000_STATUS); + if ((status & E1000_STATUS_2P5_SKU) && + !(status & E1000_STATUS_2P5_SKU_OVER)) { + *speed = SPEED_2500; + *duplex = FULL_DUPLEX; + hw_dbg("2500 Mbs, "); + hw_dbg("Full Duplex\n"); + } } + } return 0; diff --git a/drivers/net/ethernet/intel/igb/e1000_mac.c b/drivers/net/ethernet/intel/igb/e1000_mac.c index bab556a47fcc..f0dfd41dd4bd 100644 --- a/drivers/net/ethernet/intel/igb/e1000_mac.c +++ b/drivers/net/ethernet/intel/igb/e1000_mac.c @@ -1171,17 +1171,6 @@ s32 igb_get_speed_and_duplex_copper(struct e1000_hw *hw, u16 *speed, hw_dbg("Half Duplex\n"); } - /* Check if it is an I354 2.5Gb backplane connection. */ - if (hw->mac.type == e1000_i354) { - if ((status & E1000_STATUS_2P5_SKU) && - !(status & E1000_STATUS_2P5_SKU_OVER)) { - *speed = SPEED_2500; - *duplex = FULL_DUPLEX; - hw_dbg("2500 Mbs, "); - hw_dbg("Full Duplex\n"); - } - } - return 0; } |