mirror of https://gitee.com/openkylin/linux.git
Merge branch 'upstream-fixes' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/netdev-2.6
This commit is contained in:
commit
96789ac4b3
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@ -1118,13 +1118,18 @@ static int cp_refill_rx (struct cp_private *cp)
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return -ENOMEM;
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}
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static void cp_init_rings_index (struct cp_private *cp)
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{
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cp->rx_tail = 0;
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cp->tx_head = cp->tx_tail = 0;
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}
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static int cp_init_rings (struct cp_private *cp)
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{
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memset(cp->tx_ring, 0, sizeof(struct cp_desc) * CP_TX_RING_SIZE);
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cp->tx_ring[CP_TX_RING_SIZE - 1].opts1 = cpu_to_le32(RingEnd);
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cp->rx_tail = 0;
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cp->tx_head = cp->tx_tail = 0;
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cp_init_rings_index(cp);
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return cp_refill_rx (cp);
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}
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@ -1886,30 +1891,30 @@ static int cp_suspend (struct pci_dev *pdev, pm_message_t state)
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spin_unlock_irqrestore (&cp->lock, flags);
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if (cp->pdev && cp->wol_enabled) {
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pci_save_state (cp->pdev);
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cp_set_d3_state (cp);
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}
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pci_save_state(pdev);
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pci_enable_wake(pdev, pci_choose_state(pdev, state), cp->wol_enabled);
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pci_set_power_state(pdev, pci_choose_state(pdev, state));
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return 0;
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}
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static int cp_resume (struct pci_dev *pdev)
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{
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struct net_device *dev;
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struct cp_private *cp;
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struct net_device *dev = pci_get_drvdata (pdev);
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struct cp_private *cp = netdev_priv(dev);
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unsigned long flags;
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dev = pci_get_drvdata (pdev);
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cp = netdev_priv(dev);
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if (!netif_running(dev))
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return 0;
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netif_device_attach (dev);
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if (cp->pdev && cp->wol_enabled) {
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pci_set_power_state (cp->pdev, PCI_D0);
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pci_restore_state (cp->pdev);
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}
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pci_set_power_state(pdev, PCI_D0);
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pci_restore_state(pdev);
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pci_enable_wake(pdev, PCI_D0, 0);
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/* FIXME: sh*t may happen if the Rx ring buffer is depleted */
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cp_init_rings_index (cp);
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cp_init_hw (cp);
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netif_start_queue (dev);
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@ -96,10 +96,6 @@ static int copybreak __read_mostly = 256;
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module_param(copybreak, int, 0);
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MODULE_PARM_DESC(copybreak, "Receive copy threshold");
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static int disable_msi = 0;
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module_param(disable_msi, int, 0);
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MODULE_PARM_DESC(disable_msi, "Disable Message Signaled Interrupt (MSI)");
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static const struct pci_device_id sky2_id_table[] = {
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{ PCI_DEVICE(PCI_VENDOR_ID_SYSKONNECT, 0x9000) },
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{ PCI_DEVICE(PCI_VENDOR_ID_SYSKONNECT, 0x9E00) },
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@ -3126,61 +3122,6 @@ static void __devinit sky2_show_addr(struct net_device *dev)
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dev->dev_addr[3], dev->dev_addr[4], dev->dev_addr[5]);
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}
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/* Handle software interrupt used during MSI test */
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static irqreturn_t __devinit sky2_test_intr(int irq, void *dev_id,
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struct pt_regs *regs)
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{
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struct sky2_hw *hw = dev_id;
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u32 status = sky2_read32(hw, B0_Y2_SP_ISRC2);
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if (status == 0)
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return IRQ_NONE;
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if (status & Y2_IS_IRQ_SW) {
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sky2_write8(hw, B0_CTST, CS_CL_SW_IRQ);
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hw->msi = 1;
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}
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sky2_write32(hw, B0_Y2_SP_ICR, 2);
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sky2_read32(hw, B0_IMSK);
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return IRQ_HANDLED;
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}
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/* Test interrupt path by forcing a a software IRQ */
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static int __devinit sky2_test_msi(struct sky2_hw *hw)
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{
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struct pci_dev *pdev = hw->pdev;
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int i, err;
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sky2_write32(hw, B0_IMSK, Y2_IS_IRQ_SW);
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err = request_irq(pdev->irq, sky2_test_intr, SA_SHIRQ, DRV_NAME, hw);
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if (err) {
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printk(KERN_ERR PFX "%s: cannot assign irq %d\n",
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pci_name(pdev), pdev->irq);
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return err;
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}
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sky2_write8(hw, B0_CTST, CS_ST_SW_IRQ);
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wmb();
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for (i = 0; i < 10; i++) {
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barrier();
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if (hw->msi)
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goto found;
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mdelay(1);
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}
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err = -EOPNOTSUPP;
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sky2_write8(hw, B0_CTST, CS_CL_SW_IRQ);
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found:
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sky2_write32(hw, B0_IMSK, 0);
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free_irq(pdev->irq, hw);
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return err;
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}
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static int __devinit sky2_probe(struct pci_dev *pdev,
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const struct pci_device_id *ent)
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{
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@ -3302,20 +3243,6 @@ static int __devinit sky2_probe(struct pci_dev *pdev,
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}
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}
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if (!disable_msi && pci_enable_msi(pdev) == 0) {
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err = sky2_test_msi(hw);
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if (err == -EOPNOTSUPP) {
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/* MSI test failed, go back to INTx mode */
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printk(KERN_WARNING PFX "%s: No interrupt was generated using MSI, "
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"switching to INTx mode. Please report this failure to "
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"the PCI maintainer and include system chipset information.\n",
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pci_name(pdev));
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pci_disable_msi(pdev);
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}
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else if (err)
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goto err_out_unregister;
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}
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err = request_irq(pdev->irq, sky2_intr, SA_SHIRQ | SA_SAMPLE_RANDOM,
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DRV_NAME, hw);
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if (err) {
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@ -3332,8 +3259,6 @@ static int __devinit sky2_probe(struct pci_dev *pdev,
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return 0;
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err_out_unregister:
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if (hw->msi)
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pci_disable_msi(pdev);
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if (dev1) {
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unregister_netdev(dev1);
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free_netdev(dev1);
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@ -3376,8 +3301,6 @@ static void __devexit sky2_remove(struct pci_dev *pdev)
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sky2_read8(hw, B0_CTST);
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free_irq(pdev->irq, hw);
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if (hw->msi)
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pci_disable_msi(pdev);
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pci_free_consistent(pdev, STATUS_LE_BYTES, hw->st_le, hw->st_dma);
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pci_release_regions(pdev);
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pci_disable_device(pdev);
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@ -1881,7 +1881,6 @@ struct sky2_hw {
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u32 intr_mask;
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int pm_cap;
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int msi;
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u8 chip_id;
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u8 chip_rev;
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u8 copper;
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@ -1106,6 +1106,9 @@ static void velocity_free_rd_ring(struct velocity_info *vptr)
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for (i = 0; i < vptr->options.numrx; i++) {
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struct velocity_rd_info *rd_info = &(vptr->rd_info[i]);
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struct rx_desc *rd = vptr->rd_ring + i;
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memset(rd, 0, sizeof(*rd));
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if (!rd_info->skb)
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continue;
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@ -1301,7 +1301,7 @@ static void update_network(struct ieee80211_network *dst,
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/* dst->last_associate is not overwritten */
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}
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static inline int is_beacon(int fc)
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static inline int is_beacon(__le16 fc)
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{
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return (WLAN_FC_GET_STYPE(le16_to_cpu(fc)) == IEEE80211_STYPE_BEACON);
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}
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@ -1348,9 +1348,7 @@ static void ieee80211_process_probe_response(struct ieee80211_device
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escape_essid(info_element->data,
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info_element->len),
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MAC_ARG(beacon->header.addr3),
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is_beacon(le16_to_cpu
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(beacon->header.
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frame_ctl)) ?
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is_beacon(beacon->header.frame_ctl) ?
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"BEACON" : "PROBE RESPONSE");
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return;
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}
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@ -1400,9 +1398,7 @@ static void ieee80211_process_probe_response(struct ieee80211_device
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escape_essid(network.ssid,
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network.ssid_len),
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MAC_ARG(network.bssid),
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is_beacon(le16_to_cpu
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(beacon->header.
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frame_ctl)) ?
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is_beacon(beacon->header.frame_ctl) ?
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"BEACON" : "PROBE RESPONSE");
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#endif
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memcpy(target, &network, sizeof(*target));
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@ -1412,16 +1408,14 @@ static void ieee80211_process_probe_response(struct ieee80211_device
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escape_essid(target->ssid,
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target->ssid_len),
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MAC_ARG(target->bssid),
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is_beacon(le16_to_cpu
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(beacon->header.
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frame_ctl)) ?
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is_beacon(beacon->header.frame_ctl) ?
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"BEACON" : "PROBE RESPONSE");
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update_network(target, &network);
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}
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spin_unlock_irqrestore(&ieee->lock, flags);
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if (is_beacon(le16_to_cpu(beacon->header.frame_ctl))) {
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if (is_beacon(beacon->header.frame_ctl)) {
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if (ieee->handle_beacon != NULL)
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ieee->handle_beacon(dev, beacon, &network);
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} else {
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