tree dad6acf451d5b227ddf39a892cf0bd596933dfdb
parent e89bbf1049aac3625fdafe3657ed8d7d5373d351
author Michael Chan <[EMAIL PROTECTED]> Fri, 26 Aug 2005 05:38:39 -0700
committer David S. Miller <[EMAIL PROTECTED]> Tue, 30 Aug 2005 06:10:43 -0700
[BNX2]: change irq locks to bh locks
Change all locks from spin_lock_irqsave() to spin_lock_bh(). All
places that require spinlocks are in BH context.
Signed-off-by: Michael Chan <[EMAIL PROTECTED]>
Signed-off-by: David S. Miller <[EMAIL PROTECTED]>
drivers/net/bnx2.c | 56 ++++++++++++++++++++++-------------------------------
1 files changed, 24 insertions(+), 32 deletions(-)
diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c
--- a/drivers/net/bnx2.c
+++ b/drivers/net/bnx2.c
@@ -1350,15 +1350,13 @@ bnx2_tx_int(struct bnx2 *bp)
bp->tx_cons = sw_cons;
if (unlikely(netif_queue_stopped(bp->dev))) {
- unsigned long flags;
-
- spin_lock_irqsave(&bp->tx_lock, flags);
+ spin_lock(&bp->tx_lock);
if ((netif_queue_stopped(bp->dev)) &&
(bnx2_tx_avail(bp) > MAX_SKB_FRAGS)) {
netif_wake_queue(bp->dev);
}
- spin_unlock_irqrestore(&bp->tx_lock, flags);
+ spin_unlock(&bp->tx_lock);
}
}
@@ -1598,11 +1596,9 @@ bnx2_poll(struct net_device *dev, int *b
(bp->status_blk->status_attn_bits_ack &
STATUS_ATTN_BITS_LINK_STATE)) {
- unsigned long flags;
-
- spin_lock_irqsave(&bp->phy_lock, flags);
+ spin_lock(&bp->phy_lock);
bnx2_phy_int(bp);
- spin_unlock_irqrestore(&bp->phy_lock, flags);
+ spin_unlock(&bp->phy_lock);
}
if (bp->status_blk->status_tx_quick_consumer_index0 != bp->tx_cons) {
@@ -1645,9 +1641,8 @@ bnx2_set_rx_mode(struct net_device *dev)
struct bnx2 *bp = dev->priv;
u32 rx_mode, sort_mode;
int i;
- unsigned long flags;
- spin_lock_irqsave(&bp->phy_lock, flags);
+ spin_lock_bh(&bp->phy_lock);
rx_mode = bp->rx_mode & ~(BNX2_EMAC_RX_MODE_PROMISCUOUS |
BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG);
@@ -1708,7 +1703,7 @@ bnx2_set_rx_mode(struct net_device *dev)
REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode);
REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode | BNX2_RPM_SORT_USER0_ENA);
- spin_unlock_irqrestore(&bp->phy_lock, flags);
+ spin_unlock_bh(&bp->phy_lock);
}
static void
@@ -3768,10 +3763,10 @@ bnx2_test_link(struct bnx2 *bp)
{
u32 bmsr;
- spin_lock_irq(&bp->phy_lock);
+ spin_lock_bh(&bp->phy_lock);
bnx2_read_phy(bp, MII_BMSR, &bmsr);
bnx2_read_phy(bp, MII_BMSR, &bmsr);
- spin_unlock_irq(&bp->phy_lock);
+ spin_unlock_bh(&bp->phy_lock);
if (bmsr & BMSR_LSTATUS) {
return 0;
@@ -3828,9 +3823,8 @@ bnx2_timer(unsigned long data)
if ((bp->phy_flags & PHY_SERDES_FLAG) &&
(CHIP_NUM(bp) == CHIP_NUM_5706)) {
- unsigned long flags;
- spin_lock_irqsave(&bp->phy_lock, flags);
+ spin_lock(&bp->phy_lock);
if (bp->serdes_an_pending) {
bp->serdes_an_pending--;
}
@@ -3884,7 +3878,7 @@ bnx2_timer(unsigned long data)
else
bp->current_interval = bp->timer_interval;
- spin_unlock_irqrestore(&bp->phy_lock, flags);
+ spin_unlock(&bp->phy_lock);
}
bnx2_restart_timer:
@@ -4168,14 +4162,12 @@ bnx2_start_xmit(struct sk_buff *skb, str
dev->trans_start = jiffies;
if (unlikely(bnx2_tx_avail(bp) <= MAX_SKB_FRAGS)) {
- unsigned long flags;
-
- spin_lock_irqsave(&bp->tx_lock, flags);
+ spin_lock(&bp->tx_lock);
netif_stop_queue(dev);
if (bnx2_tx_avail(bp) > MAX_SKB_FRAGS)
netif_wake_queue(dev);
- spin_unlock_irqrestore(&bp->tx_lock, flags);
+ spin_unlock(&bp->tx_lock);
}
return NETDEV_TX_OK;
@@ -4411,11 +4403,11 @@ bnx2_set_settings(struct net_device *dev
bp->req_line_speed = req_line_speed;
bp->req_duplex = req_duplex;
- spin_lock_irq(&bp->phy_lock);
+ spin_lock_bh(&bp->phy_lock);
bnx2_setup_phy(bp);
- spin_unlock_irq(&bp->phy_lock);
+ spin_unlock_bh(&bp->phy_lock);
return 0;
}
@@ -4485,16 +4477,16 @@ bnx2_nway_reset(struct net_device *dev)
return -EINVAL;
}
- spin_lock_irq(&bp->phy_lock);
+ spin_lock_bh(&bp->phy_lock);
/* Force a link down visible on the other side */
if (bp->phy_flags & PHY_SERDES_FLAG) {
bnx2_write_phy(bp, MII_BMCR, BMCR_LOOPBACK);
- spin_unlock_irq(&bp->phy_lock);
+ spin_unlock_bh(&bp->phy_lock);
msleep(20);
- spin_lock_irq(&bp->phy_lock);
+ spin_lock_bh(&bp->phy_lock);
if (CHIP_NUM(bp) == CHIP_NUM_5706) {
bp->current_interval = SERDES_AN_TIMEOUT;
bp->serdes_an_pending = 1;
@@ -4506,7 +4498,7 @@ bnx2_nway_reset(struct net_device *dev)
bmcr &= ~BMCR_LOOPBACK;
bnx2_write_phy(bp, MII_BMCR, bmcr | BMCR_ANRESTART | BMCR_ANENABLE);
- spin_unlock_irq(&bp->phy_lock);
+ spin_unlock_bh(&bp->phy_lock);
return 0;
}
@@ -4692,11 +4684,11 @@ bnx2_set_pauseparam(struct net_device *d
bp->autoneg &= ~AUTONEG_FLOW_CTRL;
}
- spin_lock_irq(&bp->phy_lock);
+ spin_lock_bh(&bp->phy_lock);
bnx2_setup_phy(bp);
- spin_unlock_irq(&bp->phy_lock);
+ spin_unlock_bh(&bp->phy_lock);
return 0;
}
@@ -5046,9 +5038,9 @@ bnx2_ioctl(struct net_device *dev, struc
case SIOCGMIIREG: {
u32 mii_regval;
- spin_lock_irq(&bp->phy_lock);
+ spin_lock_bh(&bp->phy_lock);
err = bnx2_read_phy(bp, data->reg_num & 0x1f, &mii_regval);
- spin_unlock_irq(&bp->phy_lock);
+ spin_unlock_bh(&bp->phy_lock);
data->val_out = mii_regval;
@@ -5059,9 +5051,9 @@ bnx2_ioctl(struct net_device *dev, struc
if (!capable(CAP_NET_ADMIN))
return -EPERM;
- spin_lock_irq(&bp->phy_lock);
+ spin_lock_bh(&bp->phy_lock);
err = bnx2_write_phy(bp, data->reg_num & 0x1f, data->val_in);
- spin_unlock_irq(&bp->phy_lock);
+ spin_unlock_bh(&bp->phy_lock);
return err;
-
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