ixgbe: update copyright dates

[deliverable/linux.git] / drivers / net / ixgbe / ixgbe_82598.c

diff --git a/drivers/net/ixgbe/ixgbe_82598.c b/drivers/net/ixgbe/ixgbe_82598.c
index cb7f0c3c6e16ea40c2c1e2816d62635fb0cee305..3103f4165311e4b32080731241a392a2573f6d18 100644 (file)
--- a/drivers/net/ixgbe/ixgbe_82598.c
+++ b/drivers/net/ixgbe/ixgbe_82598.c
@@ -1,7 +1,7 @@
 /*******************************************************************************
 
   Intel 10 Gigabit PCI Express Linux driver
-  Copyright(c) 1999 - 2009 Intel Corporation.
+  Copyright(c) 1999 - 2010 Intel Corporation.
 
   This program is free software; you can redistribute it and/or modify it
   under the terms and conditions of the GNU General Public License,
@@ -322,14 +322,16 @@ static enum ixgbe_media_type ixgbe_get_media_type_82598(struct ixgbe_hw *hw)
                break;
        case IXGBE_DEV_ID_82598AF_DUAL_PORT:
        case IXGBE_DEV_ID_82598AF_SINGLE_PORT:
-       case IXGBE_DEV_ID_82598EB_CX4:
-       case IXGBE_DEV_ID_82598_CX4_DUAL_PORT:
        case IXGBE_DEV_ID_82598_DA_DUAL_PORT:
        case IXGBE_DEV_ID_82598_SR_DUAL_PORT_EM:
        case IXGBE_DEV_ID_82598EB_XF_LR:
        case IXGBE_DEV_ID_82598EB_SFP_LOM:
                media_type = ixgbe_media_type_fiber;
                break;
+       case IXGBE_DEV_ID_82598EB_CX4:
+       case IXGBE_DEV_ID_82598_CX4_DUAL_PORT:
+               media_type = ixgbe_media_type_cx4;
+               break;
        case IXGBE_DEV_ID_82598AT:
        case IXGBE_DEV_ID_82598AT2:
                media_type = ixgbe_media_type_copper;
@@ -423,7 +425,7 @@ static s32 ixgbe_fc_enable_82598(struct ixgbe_hw *hw, s32 packetbuf_num)
 #endif /* CONFIG_DCB */
        default:
                hw_dbg(hw, "Flow control param set incorrectly\n");
-               ret_val = -IXGBE_ERR_CONFIG;
+               ret_val = IXGBE_ERR_CONFIG;
                goto out;
                break;
        }
@@ -507,6 +509,40 @@ static s32 ixgbe_start_mac_link_82598(struct ixgbe_hw *hw,
        return status;
 }
 
+/**
+ *  ixgbe_validate_link_ready - Function looks for phy link
+ *  @hw: pointer to hardware structure
+ *
+ *  Function indicates success when phy link is available. If phy is not ready
+ *  within 5 seconds of MAC indicating link, the function returns error.
+ **/
+static s32 ixgbe_validate_link_ready(struct ixgbe_hw *hw)
+{
+       u32 timeout;
+       u16 an_reg;
+
+       if (hw->device_id != IXGBE_DEV_ID_82598AT2)
+               return 0;
+
+       for (timeout = 0;
+            timeout < IXGBE_VALIDATE_LINK_READY_TIMEOUT; timeout++) {
+               hw->phy.ops.read_reg(hw, MDIO_STAT1, MDIO_MMD_AN, &an_reg);
+
+               if ((an_reg & MDIO_AN_STAT1_COMPLETE) &&
+                   (an_reg & MDIO_STAT1_LSTATUS))
+                       break;
+
+               msleep(100);
+       }
+
+       if (timeout == IXGBE_VALIDATE_LINK_READY_TIMEOUT) {
+               hw_dbg(hw, "Link was indicated but link is down\n");
+               return IXGBE_ERR_LINK_SETUP;
+       }
+
+       return 0;
+}
+
 /**
  *  ixgbe_check_mac_link_82598 - Get link/speed status
  *  @hw: pointer to hardware structure
@@ -587,6 +623,10 @@ static s32 ixgbe_check_mac_link_82598(struct ixgbe_hw *hw,
        else
                *speed = IXGBE_LINK_SPEED_1GB_FULL;
 
+       if ((hw->device_id == IXGBE_DEV_ID_82598AT2) && (*link_up == true) &&
+           (ixgbe_validate_link_ready(hw) != 0))
+               *link_up = false;
+
        /* if link is down, zero out the current_mode */
        if (*link_up == false) {
                hw->fc.current_mode = ixgbe_fc_none;