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-rw-r--r--drivers/net/bnx2.c52
-rw-r--r--drivers/net/bnx2.h6
2 files changed, 45 insertions, 13 deletions
diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c
index 635a5856102..015ff790660 100644
--- a/drivers/net/bnx2.c
+++ b/drivers/net/bnx2.c
@@ -806,7 +806,19 @@ bnx2_setup_serdes_phy(struct bnx2 *bp)
bnx2_write_phy(bp, MII_ADVERTISE, new_adv);
bnx2_write_phy(bp, MII_BMCR, bmcr | BMCR_ANRESTART |
BMCR_ANENABLE);
- bp->serdes_an_pending = SERDES_AN_TIMEOUT / bp->timer_interval;
+ if (CHIP_NUM(bp) == CHIP_NUM_5706) {
+ /* Speed up link-up time when the link partner
+ * does not autonegotiate which is very common
+ * in blade servers. Some blade servers use
+ * IPMI for kerboard input and it's important
+ * to minimize link disruptions. Autoneg. involves
+ * exchanging base pages plus 3 next pages and
+ * normally completes in about 120 msec.
+ */
+ bp->current_interval = SERDES_AN_TIMEOUT;
+ bp->serdes_an_pending = 1;
+ mod_timer(&bp->timer, jiffies + bp->current_interval);
+ }
}
return 0;
@@ -3800,6 +3812,9 @@ bnx2_timer(unsigned long data)
struct bnx2 *bp = (struct bnx2 *) data;
u32 msg;
+ if (!netif_running(bp->dev))
+ return;
+
if (atomic_read(&bp->intr_sem) != 0)
goto bnx2_restart_timer;
@@ -3817,6 +3832,8 @@ bnx2_timer(unsigned long data)
else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) {
u32 bmcr;
+ bp->current_interval = bp->timer_interval;
+
bnx2_read_phy(bp, MII_BMCR, &bmcr);
if (bmcr & BMCR_ANENABLE) {
@@ -3859,14 +3876,14 @@ bnx2_timer(unsigned long data)
}
}
+ else
+ bp->current_interval = bp->timer_interval;
spin_unlock_irqrestore(&bp->phy_lock, flags);
}
bnx2_restart_timer:
- bp->timer.expires = RUN_AT(bp->timer_interval);
-
- add_timer(&bp->timer);
+ mod_timer(&bp->timer, jiffies + bp->current_interval);
}
/* Called with rtnl_lock */
@@ -3919,12 +3936,7 @@ bnx2_open(struct net_device *dev)
return rc;
}
- init_timer(&bp->timer);
-
- bp->timer.expires = RUN_AT(bp->timer_interval);
- bp->timer.data = (unsigned long) bp;
- bp->timer.function = bnx2_timer;
- add_timer(&bp->timer);
+ mod_timer(&bp->timer, jiffies + bp->current_interval);
atomic_set(&bp->intr_sem, 0);
@@ -4485,8 +4497,9 @@ bnx2_nway_reset(struct net_device *dev)
spin_lock_irq(&bp->phy_lock);
if (CHIP_NUM(bp) == CHIP_NUM_5706) {
- bp->serdes_an_pending = SERDES_AN_TIMEOUT /
- bp->timer_interval;
+ bp->current_interval = SERDES_AN_TIMEOUT;
+ bp->serdes_an_pending = 1;
+ mod_timer(&bp->timer, jiffies + bp->current_interval);
}
}
@@ -5315,6 +5328,7 @@ bnx2_init_board(struct pci_dev *pdev, struct net_device *dev)
bp->stats_ticks = 1000000 & 0xffff00;
bp->timer_interval = HZ;
+ bp->current_interval = HZ;
/* Disable WOL support if we are running on a SERDES chip. */
if (CHIP_BOND_ID(bp) & CHIP_BOND_ID_SERDES_BIT) {
@@ -5338,6 +5352,15 @@ bnx2_init_board(struct pci_dev *pdev, struct net_device *dev)
bp->req_line_speed = 0;
if (bp->phy_flags & PHY_SERDES_FLAG) {
bp->advertising = ETHTOOL_ALL_FIBRE_SPEED | ADVERTISED_Autoneg;
+
+ reg = REG_RD_IND(bp, HOST_VIEW_SHMEM_BASE +
+ BNX2_PORT_HW_CFG_CONFIG);
+ reg &= BNX2_PORT_HW_CFG_CFG_DFLT_LINK_MASK;
+ if (reg == BNX2_PORT_HW_CFG_CFG_DFLT_LINK_1G) {
+ bp->autoneg = 0;
+ bp->req_line_speed = bp->line_speed = SPEED_1000;
+ bp->req_duplex = DUPLEX_FULL;
+ }
}
else {
bp->advertising = ETHTOOL_ALL_COPPER_SPEED | ADVERTISED_Autoneg;
@@ -5345,6 +5368,11 @@ bnx2_init_board(struct pci_dev *pdev, struct net_device *dev)
bp->req_flow_ctrl = FLOW_CTRL_RX | FLOW_CTRL_TX;
+ init_timer(&bp->timer);
+ bp->timer.expires = RUN_AT(bp->timer_interval);
+ bp->timer.data = (unsigned long) bp;
+ bp->timer.function = bnx2_timer;
+
return 0;
err_out_unmap:
diff --git a/drivers/net/bnx2.h b/drivers/net/bnx2.h
index 63b94ca0018..e1fb099acbf 100644
--- a/drivers/net/bnx2.h
+++ b/drivers/net/bnx2.h
@@ -3872,6 +3872,7 @@ struct bnx2 {
char *name;
int timer_interval;
+ int current_interval;
struct timer_list timer;
struct work_struct reset_task;
int in_reset_task;
@@ -3986,7 +3987,7 @@ struct bnx2 {
#define PHY_LOOPBACK 2
u8 serdes_an_pending;
-#define SERDES_AN_TIMEOUT (2 * HZ)
+#define SERDES_AN_TIMEOUT (HZ / 3)
u8 mac_addr[8];
@@ -4172,6 +4173,9 @@ struct fw_info {
#define BNX2_PORT_HW_CFG_MAC_LOWER 0x00000054
#define BNX2_PORT_HW_CFG_CONFIG 0x00000058
+#define BNX2_PORT_HW_CFG_CFG_DFLT_LINK_MASK 0x001f0000
+#define BNX2_PORT_HW_CFG_CFG_DFLT_LINK_AN 0x00000000
+#define BNX2_PORT_HW_CFG_CFG_DFLT_LINK_1G 0x00030000
#define BNX2_PORT_HW_CFG_IMD_MAC_A_UPPER 0x00000068
#define BNX2_PORT_HW_CFG_IMD_MAC_A_LOWER 0x0000006c