Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6

[linux-2.6-omap-h63xx.git] / drivers / net / bnx2.c

diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c
index 471c7f3e8a4a074f40c9a10110acf9adf6dd4db9..15853be4680ae93a1f8c2904c3d41c72d3ca345d 100644 (file)
--- a/drivers/net/bnx2.c
+++ b/drivers/net/bnx2.c
@@ -56,8 +56,8 @@
 
 #define DRV_MODULE_NAME                "bnx2"
 #define PFX DRV_MODULE_NAME    ": "
-#define DRV_MODULE_VERSION     "1.7.3"
-#define DRV_MODULE_RELDATE     "January 29, 2008"
+#define DRV_MODULE_VERSION     "1.7.4"
+#define DRV_MODULE_RELDATE     "February 18, 2008"
 
 #define RUN_AT(x) (jiffies + (x))
 
@@ -1273,14 +1273,20 @@ bnx2_set_link(struct bnx2 *bp)
 
        if ((bp->phy_flags & BNX2_PHY_FLAG_SERDES) &&
            (CHIP_NUM(bp) == CHIP_NUM_5706)) {
-               u32 val;
+               u32 val, an_dbg;
 
                if (bp->phy_flags & BNX2_PHY_FLAG_FORCED_DOWN) {
                        bnx2_5706s_force_link_dn(bp, 0);
                        bp->phy_flags &= ~BNX2_PHY_FLAG_FORCED_DOWN;
                }
                val = REG_RD(bp, BNX2_EMAC_STATUS);
-               if (val & BNX2_EMAC_STATUS_LINK)
+
+               bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_AN_DBG);
+               bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg);
+               bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &an_dbg);
+
+               if ((val & BNX2_EMAC_STATUS_LINK) &&
+                   !(an_dbg & MISC_SHDW_AN_DBG_NOSYNC))
                        bmsr |= BMSR_LSTATUS;
                else
                        bmsr &= ~BMSR_LSTATUS;
@@ -5356,11 +5362,15 @@ bnx2_test_intr(struct bnx2 *bp)
        return -ENODEV;
 }
 
+/* Determining link for parallel detection. */
 static int
 bnx2_5706_serdes_has_link(struct bnx2 *bp)
 {
        u32 mode_ctl, an_dbg, exp;
 
+       if (bp->phy_flags & BNX2_PHY_FLAG_NO_PARALLEL)
+               return 0;
+
        bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_MODE_CTL);
        bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &mode_ctl);
 
@@ -5390,13 +5400,6 @@ bnx2_5706_serdes_timer(struct bnx2 *bp)
        int check_link = 1;
 
        spin_lock(&bp->phy_lock);
-       if (bp->phy_flags & BNX2_PHY_FLAG_FORCED_DOWN) {
-               bnx2_5706s_force_link_dn(bp, 0);
-               bp->phy_flags &= ~BNX2_PHY_FLAG_FORCED_DOWN;
-               spin_unlock(&bp->phy_lock);
-               return;
-       }
-
        if (bp->serdes_an_pending) {
                bp->serdes_an_pending--;
                check_link = 0;
@@ -5420,7 +5423,6 @@ bnx2_5706_serdes_timer(struct bnx2 *bp)
                 (bp->phy_flags & BNX2_PHY_FLAG_PARALLEL_DETECT)) {
                u32 phy2;
 
-               check_link = 0;
                bnx2_write_phy(bp, 0x17, 0x0f01);
                bnx2_read_phy(bp, 0x15, &phy2);
                if (phy2 & 0x20) {
@@ -5435,17 +5437,21 @@ bnx2_5706_serdes_timer(struct bnx2 *bp)
        } else
                bp->current_interval = bp->timer_interval;
 
-       if (bp->link_up && (bp->autoneg & AUTONEG_SPEED) && check_link) {
+       if (check_link) {
                u32 val;
 
                bnx2_write_phy(bp, MII_BNX2_MISC_SHADOW, MISC_SHDW_AN_DBG);
                bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &val);
                bnx2_read_phy(bp, MII_BNX2_MISC_SHADOW, &val);
 
-               if (val & MISC_SHDW_AN_DBG_NOSYNC) {
-                       bnx2_5706s_force_link_dn(bp, 1);
-                       bp->phy_flags |= BNX2_PHY_FLAG_FORCED_DOWN;
-               }
+               if (bp->link_up && (val & MISC_SHDW_AN_DBG_NOSYNC)) {
+                       if (!(bp->phy_flags & BNX2_PHY_FLAG_FORCED_DOWN)) {
+                               bnx2_5706s_force_link_dn(bp, 1);
+                               bp->phy_flags |= BNX2_PHY_FLAG_FORCED_DOWN;
+                       } else
+                               bnx2_set_link(bp);
+               } else if (!bp->link_up && !(val & MISC_SHDW_AN_DBG_NOSYNC))
+                       bnx2_set_link(bp);
        }
        spin_unlock(&bp->phy_lock);
 }
@@ -7326,7 +7332,15 @@ bnx2_init_board(struct pci_dev *pdev, struct net_device *dev)
                        bp->flags |= BNX2_FLAG_NO_WOL;
                        bp->wol = 0;
                }
-               if (CHIP_NUM(bp) != CHIP_NUM_5706) {
+               if (CHIP_NUM(bp) == CHIP_NUM_5706) {
+                       /* Don't do parallel detect on this board because of
+                        * some board problems.  The link will not go down
+                        * if we do parallel detect.
+                        */
+                       if (pdev->subsystem_vendor == PCI_VENDOR_ID_HP &&
+                           pdev->subsystem_device == 0x310c)
+                               bp->phy_flags |= BNX2_PHY_FLAG_NO_PARALLEL;
+               } else {
                        bp->phy_addr = 2;
                        if (reg & BNX2_SHARED_HW_CFG_PHY_2_5G)
                                bp->phy_flags |= BNX2_PHY_FLAG_2_5G_CAPABLE;