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sky2: carrier management
Make sky2 handle carrier similar to other drivers, eliminate some possible races in carrier state transistions. Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org> Signed-off-by: Jeff Garzik <jeff@garzik.org>
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c59697e060
commit
55d7b4e6ed
1 changed files with 4 additions and 7 deletions
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@ -1265,6 +1265,8 @@ static int sky2_up(struct net_device *dev)
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if (netif_msg_ifup(sky2))
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printk(KERN_INFO PFX "%s: enabling interface\n", dev->name);
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netif_carrier_off(dev);
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/* must be power of 2 */
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sky2->tx_le = pci_alloc_consistent(hw->pdev,
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TX_RING_SIZE *
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@ -1616,7 +1618,6 @@ static int sky2_down(struct net_device *dev)
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/* Stop more packets from being queued */
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netif_stop_queue(dev);
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netif_carrier_off(dev);
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/* Disable port IRQ */
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imask = sky2_read32(hw, B0_IMSK);
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@ -1668,6 +1669,8 @@ static int sky2_down(struct net_device *dev)
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sky2_phy_power(hw, port, 0);
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netif_carrier_off(dev);
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/* turn off LED's */
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sky2_write16(hw, B0_Y2LED, LED_STAT_OFF);
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@ -1732,7 +1735,6 @@ static void sky2_link_up(struct sky2_port *sky2)
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gm_phy_write(hw, port, PHY_MARV_INT_MASK, PHY_M_DEF_MSK);
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netif_carrier_on(sky2->netdev);
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netif_wake_queue(sky2->netdev);
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/* Turn on link LED */
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sky2_write8(hw, SK_REG(port, LNK_LED_REG),
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@ -1784,7 +1786,6 @@ static void sky2_link_down(struct sky2_port *sky2)
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gma_write16(hw, port, GM_GP_CTRL, reg);
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netif_carrier_off(sky2->netdev);
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netif_stop_queue(sky2->netdev);
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/* Turn on link LED */
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sky2_write8(hw, SK_REG(port, LNK_LED_REG), LINKLED_OFF);
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@ -3543,10 +3544,6 @@ static __devinit struct net_device *sky2_init_netdev(struct sky2_hw *hw,
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memcpy_fromio(dev->dev_addr, hw->regs + B2_MAC_1 + port * 8, ETH_ALEN);
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memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len);
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/* device is off until link detection */
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netif_carrier_off(dev);
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netif_stop_queue(dev);
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return dev;
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}
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