diff options
Diffstat (limited to 'drivers/net')
44 files changed, 270 insertions, 182 deletions
diff --git a/drivers/net/3c59x.c b/drivers/net/3c59x.c index 2edda8cc7f9..aabad8ce745 100644 --- a/drivers/net/3c59x.c +++ b/drivers/net/3c59x.c @@ -1768,9 +1768,10 @@ vortex_timer(unsigned long data) case XCVR_MII: case XCVR_NWAY: { ok = 1; - spin_lock_bh(&vp->lock); + /* Interrupts are already disabled */ + spin_lock(&vp->lock); vortex_check_media(dev, 0); - spin_unlock_bh(&vp->lock); + spin_unlock(&vp->lock); } break; default: /* Other media types handled by Tx timeouts. */ diff --git a/drivers/net/e100.c b/drivers/net/e100.c index f3cba5e24ec..1037b133231 100644 --- a/drivers/net/e100.c +++ b/drivers/net/e100.c @@ -1803,6 +1803,8 @@ static int e100_rx_alloc_skb(struct nic *nic, struct rx *rx) if (rx->prev->skb) { struct rfd *prev_rfd = (struct rfd *)rx->prev->skb->data; put_unaligned_le32(rx->dma_addr, &prev_rfd->link); + pci_dma_sync_single_for_device(nic->pdev, rx->prev->dma_addr, + sizeof(struct rfd), PCI_DMA_TODEVICE); } return 0; diff --git a/drivers/net/e1000/e1000_ethtool.c b/drivers/net/e1000/e1000_ethtool.c index 701531e72e7..a3f6a9c72ec 100644 --- a/drivers/net/e1000/e1000_ethtool.c +++ b/drivers/net/e1000/e1000_ethtool.c @@ -347,7 +347,7 @@ e1000_set_tso(struct net_device *netdev, u32 data) else netdev->features &= ~NETIF_F_TSO; - if (data) + if (data && (adapter->hw.mac_type > e1000_82547_rev_2)) netdev->features |= NETIF_F_TSO6; else netdev->features &= ~NETIF_F_TSO6; diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c index cab1835173c..648a87bbf46 100644 --- a/drivers/net/e1000e/netdev.c +++ b/drivers/net/e1000e/netdev.c @@ -2535,7 +2535,8 @@ void e1000e_down(struct e1000_adapter *adapter) adapter->link_speed = 0; adapter->link_duplex = 0; - e1000e_reset(adapter); + if (!pci_channel_offline(adapter->pdev)) + e1000e_reset(adapter); e1000_clean_tx_ring(adapter); e1000_clean_rx_ring(adapter); diff --git a/drivers/net/ehea/ehea.h b/drivers/net/ehea/ehea.h index fe872fbd671..e01926b7b5b 100644 --- a/drivers/net/ehea/ehea.h +++ b/drivers/net/ehea/ehea.h @@ -40,7 +40,7 @@ #include <asm/io.h> #define DRV_NAME "ehea" -#define DRV_VERSION "EHEA_0091" +#define DRV_VERSION "EHEA_0092" /* eHEA capability flags */ #define DLPAR_PORT_ADD_REM 1 @@ -452,7 +452,7 @@ struct ehea_bcmc_reg_entry { struct ehea_bcmc_reg_array { struct ehea_bcmc_reg_entry *arr; int num_entries; - struct mutex lock; + spinlock_t lock; }; #define EHEA_PORT_UP 1 @@ -478,6 +478,7 @@ struct ehea_port { int num_add_tx_qps; int num_mcs; int resets; + u64 flags; u64 mac_addr; u32 logical_port_id; u32 port_speed; @@ -501,7 +502,8 @@ struct port_res_cfg { }; enum ehea_flag_bits { - __EHEA_STOP_XFER + __EHEA_STOP_XFER, + __EHEA_DISABLE_PORT_RESET }; void ehea_set_ethtool_ops(struct net_device *netdev); diff --git a/drivers/net/ehea/ehea_main.c b/drivers/net/ehea/ehea_main.c index 075fd547421..0920b796bd7 100644 --- a/drivers/net/ehea/ehea_main.c +++ b/drivers/net/ehea/ehea_main.c @@ -118,6 +118,7 @@ static struct of_device_id ehea_device_table[] = { }, {}, }; +MODULE_DEVICE_TABLE(of, ehea_device_table); static struct of_platform_driver ehea_driver = { .name = "ehea", @@ -137,6 +138,12 @@ void ehea_dump(void *adr, int len, char *msg) } } +void ehea_schedule_port_reset(struct ehea_port *port) +{ + if (!test_bit(__EHEA_DISABLE_PORT_RESET, &port->flags)) + schedule_work(&port->reset_task); +} + static void ehea_update_firmware_handles(void) { struct ehea_fw_handle_entry *arr = NULL; @@ -241,7 +248,7 @@ static void ehea_update_bcmc_registrations(void) } if (num_registrations) { - arr = kzalloc(num_registrations * sizeof(*arr), GFP_KERNEL); + arr = kzalloc(num_registrations * sizeof(*arr), GFP_ATOMIC); if (!arr) return; /* Keep the existing array */ } else @@ -301,7 +308,7 @@ static struct net_device_stats *ehea_get_stats(struct net_device *dev) memset(stats, 0, sizeof(*stats)); - cb2 = kzalloc(PAGE_SIZE, GFP_KERNEL); + cb2 = kzalloc(PAGE_SIZE, GFP_ATOMIC); if (!cb2) { ehea_error("no mem for cb2"); goto out; @@ -587,7 +594,7 @@ static int ehea_treat_poll_error(struct ehea_port_res *pr, int rq, "Resetting port.", pr->qp->init_attr.qp_nr); ehea_dump(cqe, sizeof(*cqe), "CQE"); } - schedule_work(&pr->port->reset_task); + ehea_schedule_port_reset(pr->port); return 1; } @@ -616,7 +623,7 @@ static int get_skb_hdr(struct sk_buff *skb, void **iphdr, *tcph = tcp_hdr(skb); /* check if ip header and tcp header are complete */ - if (iph->tot_len < ip_len + tcp_hdrlen(skb)) + if (ntohs(iph->tot_len) < ip_len + tcp_hdrlen(skb)) return -1; *hdr_flags = LRO_IPV4 | LRO_TCP; @@ -765,7 +772,7 @@ static struct ehea_cqe *ehea_proc_cqes(struct ehea_port_res *pr, int my_quota) ehea_error("Send Completion Error: Resetting port"); if (netif_msg_tx_err(pr->port)) ehea_dump(cqe, sizeof(*cqe), "Send CQE"); - schedule_work(&pr->port->reset_task); + ehea_schedule_port_reset(pr->port); break; } @@ -885,7 +892,7 @@ static irqreturn_t ehea_qp_aff_irq_handler(int irq, void *param) eqe = ehea_poll_eq(port->qp_eq); } - schedule_work(&port->reset_task); + ehea_schedule_port_reset(port); return IRQ_HANDLED; } @@ -1763,7 +1770,7 @@ static int ehea_set_mac_addr(struct net_device *dev, void *sa) memcpy(dev->dev_addr, mac_addr->sa_data, dev->addr_len); - mutex_lock(&ehea_bcmc_regs.lock); + spin_lock(&ehea_bcmc_regs.lock); /* Deregister old MAC in pHYP */ if (port->state == EHEA_PORT_UP) { @@ -1785,7 +1792,7 @@ static int ehea_set_mac_addr(struct net_device *dev, void *sa) out_upregs: ehea_update_bcmc_registrations(); - mutex_unlock(&ehea_bcmc_regs.lock); + spin_unlock(&ehea_bcmc_regs.lock); out_free: kfree(cb0); out: @@ -1947,7 +1954,7 @@ static void ehea_set_multicast_list(struct net_device *dev) } ehea_promiscuous(dev, 0); - mutex_lock(&ehea_bcmc_regs.lock); + spin_lock(&ehea_bcmc_regs.lock); if (dev->flags & IFF_ALLMULTI) { ehea_allmulti(dev, 1); @@ -1978,7 +1985,7 @@ static void ehea_set_multicast_list(struct net_device *dev) } out: ehea_update_bcmc_registrations(); - mutex_unlock(&ehea_bcmc_regs.lock); + spin_unlock(&ehea_bcmc_regs.lock); return; } @@ -2497,7 +2504,7 @@ static int ehea_up(struct net_device *dev) } } - mutex_lock(&ehea_bcmc_regs.lock); + spin_lock(&ehea_bcmc_regs.lock); ret = ehea_broadcast_reg_helper(port, H_REG_BCMC); if (ret) { @@ -2520,7 +2527,7 @@ out: ehea_info("Failed starting %s. ret=%i", dev->name, ret); ehea_update_bcmc_registrations(); - mutex_unlock(&ehea_bcmc_regs.lock); + spin_unlock(&ehea_bcmc_regs.lock); ehea_update_firmware_handles(); mutex_unlock(&ehea_fw_handles.lock); @@ -2575,7 +2582,7 @@ static int ehea_down(struct net_device *dev) mutex_lock(&ehea_fw_handles.lock); - mutex_lock(&ehea_bcmc_regs.lock); + spin_lock(&ehea_bcmc_regs.lock); ehea_drop_multicast_list(dev); ehea_broadcast_reg_helper(port, H_DEREG_BCMC); @@ -2584,7 +2591,7 @@ static int ehea_down(struct net_device *dev) port->state = EHEA_PORT_DOWN; ehea_update_bcmc_registrations(); - mutex_unlock(&ehea_bcmc_regs.lock); + spin_unlock(&ehea_bcmc_regs.lock); ret = ehea_clean_all_portres(port); if (ret) @@ -2605,13 +2612,14 @@ static int ehea_stop(struct net_device *dev) if (netif_msg_ifdown(port)) ehea_info("disabling port %s", dev->name); + set_bit(__EHEA_DISABLE_PORT_RESET, &port->flags); cancel_work_sync(&port->reset_task); - mutex_lock(&port->port_lock); netif_stop_queue(dev); port_napi_disable(port); ret = ehea_down(dev); mutex_unlock(&port->port_lock); + clear_bit(__EHEA_DISABLE_PORT_RESET, &port->flags); return ret; } @@ -2941,7 +2949,7 @@ static void ehea_tx_watchdog(struct net_device *dev) if (netif_carrier_ok(dev) && !test_bit(__EHEA_STOP_XFER, &ehea_driver_flags)) - schedule_work(&port->reset_task); + ehea_schedule_port_reset(port); } int ehea_sense_adapter_attr(struct ehea_adapter *adapter) @@ -3590,7 +3598,7 @@ int __init ehea_module_init(void) memset(&ehea_bcmc_regs, 0, sizeof(ehea_bcmc_regs)); mutex_init(&ehea_fw_handles.lock); - mutex_init(&ehea_bcmc_regs.lock); + spin_lock_init(&ehea_bcmc_regs.lock); ret = check_module_parm(); if (ret) diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c index 2cb24476329..20d4fe96a81 100644 --- a/drivers/net/forcedeth.c +++ b/drivers/net/forcedeth.c @@ -4194,12 +4194,23 @@ static int nv_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd) netif_carrier_off(dev); if (netif_running(dev)) { + unsigned long flags; + nv_disable_irq(dev); netif_tx_lock_bh(dev); - spin_lock(&np->lock); + /* with plain spinlock lockdep complains */ + spin_lock_irqsave(&np->lock, flags); /* stop engines */ + /* FIXME: + * this can take some time, and interrupts are disabled + * due to spin_lock_irqsave, but let's hope no daemon + * is going to change the settings very often... + * Worst case: + * NV_RXSTOP_DELAY1MAX + NV_TXSTOP_DELAY1MAX + * + some minor delays, which is up to a second approximately + */ nv_stop_rxtx(dev); - spin_unlock(&np->lock); + spin_unlock_irqrestore(&np->lock, flags); netif_tx_unlock_bh(dev); } diff --git a/drivers/net/fs_enet/mac-fcc.c b/drivers/net/fs_enet/mac-fcc.c index e36321152d5..8268b3535b3 100644 --- a/drivers/net/fs_enet/mac-fcc.c +++ b/drivers/net/fs_enet/mac-fcc.c @@ -463,6 +463,9 @@ static void restart(struct net_device *dev) else C32(fccp, fcc_fpsmr, FCC_PSMR_FDE | FCC_PSMR_LPB); + /* Restore multicast and promiscuous settings */ + set_multicast_list(dev); + S32(fccp, fcc_gfmr, FCC_GFMR_ENR | FCC_GFMR_ENT); } diff --git a/drivers/net/hamradio/dmascc.c b/drivers/net/hamradio/dmascc.c index 0b94833e23f..e8cfadefa4b 100644 --- a/drivers/net/hamradio/dmascc.c +++ b/drivers/net/hamradio/dmascc.c @@ -1077,8 +1077,6 @@ static inline void rx_off(struct scc_priv *priv) static void start_timer(struct scc_priv *priv, int t, int r15) { - unsigned long flags; - outb(priv->tmr_mode, priv->tmr_ctrl); if (t == 0) { tm_isr(priv); diff --git a/drivers/net/ibm_newemac/core.c b/drivers/net/ibm_newemac/core.c index 5d2108c5ac7..babc79ad490 100644 --- a/drivers/net/ibm_newemac/core.c +++ b/drivers/net/ibm_newemac/core.c @@ -1636,6 +1636,12 @@ static int emac_poll_rx(void *param, int budget) goto next; } + if (len < ETH_HLEN) { + ++dev->estats.rx_dropped_stack; + emac_recycle_rx_skb(dev, slot, len); + goto next; + } + if (len && len < EMAC_RX_COPY_THRESH) { struct sk_buff *copy_skb = alloc_skb(len + EMAC_RX_SKB_HEADROOM + 2, GFP_ATOMIC); @@ -2719,6 +2725,8 @@ static int __devinit emac_probe(struct of_device *ofdev, /* Clean rings */ memset(dev->tx_desc, 0, NUM_TX_BUFF * sizeof(struct mal_descriptor)); memset(dev->rx_desc, 0, NUM_RX_BUFF * sizeof(struct mal_descriptor)); + memset(dev->tx_skb, 0, NUM_TX_BUFF * sizeof(struct sk_buff *)); + memset(dev->rx_skb, 0, NUM_RX_BUFF * sizeof(struct sk_buff *)); /* Attach to ZMII, if needed */ if (emac_has_feature(dev, EMAC_FTR_HAS_ZMII) && diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c index ae398f04c7b..e79a26a886c 100644 --- a/drivers/net/igb/igb_main.c +++ b/drivers/net/igb/igb_main.c @@ -718,7 +718,8 @@ void igb_down(struct igb_adapter *adapter) adapter->link_speed = 0; adapter->link_duplex = 0; - igb_reset(adapter); + if (!pci_channel_offline(adapter->pdev)) + igb_reset(adapter); igb_clean_all_tx_rings(adapter); igb_clean_all_rx_rings(adapter); } diff --git a/drivers/net/ipg.c b/drivers/net/ipg.c index 679a0826780..2c03f4e2ccc 100644 --- a/drivers/net/ipg.c +++ b/drivers/net/ipg.c @@ -1271,7 +1271,7 @@ static void ipg_nic_rx_with_end(struct net_device *dev, framelen = le64_to_cpu(rxfd->rfs) & IPG_RFS_RXFRAMELEN; - endframeLen = framelen - jumbo->current_size; + endframelen = framelen - jumbo->current_size; /* if (framelen > IPG_RXFRAG_SIZE) framelen=IPG_RXFRAG_SIZE; @@ -1279,8 +1279,8 @@ static void ipg_nic_rx_with_end(struct net_device *dev, if (framelen > IPG_RXSUPPORT_SIZE) dev_kfree_skb_irq(jumbo->skb); else { - memcpy(skb_put(jumbo->skb, endframeLen), - skb->data, endframeLen); + memcpy(skb_put(jumbo->skb, endframelen), + skb->data, endframelen); jumbo->skb->protocol = eth_type_trans(jumbo->skb, dev); @@ -1352,16 +1352,16 @@ static int ipg_nic_rx(struct net_device *dev) switch (ipg_nic_rx_check_frame_type(dev)) { case FRAME_WITH_START_WITH_END: - ipg_nic_rx_with_start_and_end(dev, tp, rxfd, entry); + ipg_nic_rx_with_start_and_end(dev, sp, rxfd, entry); break; case FRAME_WITH_START: - ipg_nic_rx_with_start(dev, tp, rxfd, entry); + ipg_nic_rx_with_start(dev, sp, rxfd, entry); break; case FRAME_WITH_END: - ipg_nic_rx_with_end(dev, tp, rxfd, entry); + ipg_nic_rx_with_end(dev, sp, rxfd, entry); break; case FRAME_NO_START_NO_END: - ipg_nic_rx_no_start_no_end(dev, tp, rxfd, entry); + ipg_nic_rx_no_start_no_end(dev, sp, rxfd, entry); break; } } @@ -1808,7 +1808,7 @@ static int ipg_nic_open(struct net_device *dev) /* initialize JUMBO Frame control variable */ sp->jumbo.found_start = 0; sp->jumbo.current_size = 0; - sp->jumbo.skb = 0; + sp->jumbo.skb = NULL; dev->mtu = IPG_TXFRAG_SIZE; #endif diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c index 7b859220c25..8f046090115 100644 --- a/drivers/net/ixgbe/ixgbe_main.c +++ b/drivers/net/ixgbe/ixgbe_main.c @@ -1969,7 +1969,8 @@ void ixgbe_down(struct ixgbe_adapter *adapter) netif_carrier_off(netdev); netif_stop_queue(netdev); - ixgbe_reset(adapter); + if (!pci_channel_offline(adapter->pdev)) + ixgbe_reset(adapter); ixgbe_clean_all_tx_rings(adapter); ixgbe_clean_all_rx_rings(adapter); diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c index 6797ed069f1..63cd67b931e 100644 --- a/drivers/net/netxen/netxen_nic_main.c +++ b/drivers/net/netxen/netxen_nic_main.c @@ -71,14 +71,18 @@ static irqreturn_t netxen_intr(int irq, void *data); static irqreturn_t netxen_msi_intr(int irq, void *data); /* PCI Device ID Table */ +#define ENTRY(device) \ + {PCI_DEVICE(0x4040, (device)), \ + .class = PCI_CLASS_NETWORK_ETHERNET << 8, .class_mask = ~0} + static struct pci_device_id netxen_pci_tbl[] __devinitdata = { - {PCI_DEVICE(0x4040, 0x0001), PCI_DEVICE_CLASS(0x020000, ~0)}, - {PCI_DEVICE(0x4040, 0x0002), PCI_DEVICE_CLASS(0x020000, ~0)}, - {PCI_DEVICE(0x4040, 0x0003), PCI_DEVICE_CLASS(0x020000, ~0)}, - {PCI_DEVICE(0x4040, 0x0004), PCI_DEVICE_CLASS(0x020000, ~0)}, - {PCI_DEVICE(0x4040, 0x0005), PCI_DEVICE_CLASS(0x020000, ~0)}, - {PCI_DEVICE(0x4040, 0x0024), PCI_DEVICE_CLASS(0x020000, ~0)}, - {PCI_DEVICE(0x4040, 0x0025), PCI_DEVICE_CLASS(0x020000, ~0)}, + ENTRY(0x0001), + ENTRY(0x0002), + ENTRY(0x0003), + ENTRY(0x0004), + ENTRY(0x0005), + ENTRY(0x0024), + ENTRY(0x0025), {0,} }; diff --git a/drivers/net/pasemi_mac.c b/drivers/net/pasemi_mac.c index 3b2a6c59808..993d87c9296 100644 --- a/drivers/net/pasemi_mac.c +++ b/drivers/net/pasemi_mac.c @@ -277,7 +277,7 @@ static int get_skb_hdr(struct sk_buff *skb, void **iphdr, *tcph = tcp_hdr(skb); /* check if ip header and tcp header are complete */ - if (iph->tot_len < ip_len + tcp_hdrlen(skb)) + if (ntohs(iph->tot_len) < ip_len + tcp_hdrlen(skb)) return -1; *hdr_flags = LRO_IPV4 | LRO_TCP; diff --git a/drivers/net/pcmcia/axnet_cs.c b/drivers/net/pcmcia/axnet_cs.c index ce95c5d168f..70d012e90dc 100644 --- a/drivers/net/pcmcia/axnet_cs.c +++ b/drivers/net/pcmcia/axnet_cs.c @@ -525,12 +525,14 @@ static int axnet_open(struct net_device *dev) int ret; axnet_dev_t *info = PRIV(dev); struct pcmcia_device *link = info->p_dev; + unsigned int nic_base = dev->base_addr; DEBUG(2, "axnet_open('%s')\n", dev->name); if (!pcmcia_dev_present(link)) return -ENODEV; + outb_p(0xFF, nic_base + EN0_ISR); /* Clear bogus intr. */ ret = request_irq(dev->irq, ei_irq_wrapper, IRQF_SHARED, "axnet_cs", dev); if (ret) return ret; diff --git a/drivers/net/pcmcia/pcnet_cs.c b/drivers/net/pcmcia/pcnet_cs.c index fd8158a86f6..2d4c4ad89b8 100644 --- a/drivers/net/pcmcia/pcnet_cs.c +++ b/drivers/net/pcmcia/pcnet_cs.c @@ -969,6 +969,7 @@ static int pcnet_open(struct net_device *dev) int ret; pcnet_dev_t *info = PRIV(dev); struct pcmcia_device *link = info->p_dev; + unsigned int nic_base = dev->base_addr; DEBUG(2, "pcnet_open('%s')\n", dev->name); @@ -976,6 +977,8 @@ static int pcnet_open(struct net_device *dev) return -ENODEV; set_misc_reg(dev); + + outb_p(0xFF, nic_base + EN0_ISR); /* Clear bogus intr. */ ret = request_irq(dev->irq, ei_irq_wrapper, IRQF_SHARED, dev_info, dev); if (ret) return ret; diff --git a/drivers/net/qla3xxx.c b/drivers/net/qla3xxx.c index b7f7b2227d5..bccee68bd48 100644 --- a/drivers/net/qla3xxx.c +++ b/drivers/net/qla3xxx.c @@ -3701,7 +3701,9 @@ static int ql_cycle_adapter(struct ql3_adapter *qdev, int reset) printk(KERN_ERR PFX "%s: Driver up/down cycle failed, " "closing device\n",qdev->ndev->name); + rtnl_lock(); dev_close(qdev->ndev); + rtnl_unlock(); return -1; } return 0; diff --git a/drivers/net/r6040.c b/drivers/net/r6040.c index 858b191517b..504a48ff73c 100644 --- a/drivers/net/r6040.c +++ b/drivers/net/r6040.c @@ -273,7 +273,7 @@ static void r6040_init_ring_desc(struct r6040_descriptor *desc_ring, dma_addr_t mapping = desc_dma; while (size-- > 0) { - mapping += sizeof(sizeof(*desc)); + mapping += sizeof(*desc); desc->ndesc = cpu_to_le32(mapping); desc->vndescp = desc + 1; desc++; diff --git a/drivers/net/s2io.c b/drivers/net/s2io.c index b5c1e663417..ae7b697456b 100644 --- a/drivers/net/s2io.c +++ b/drivers/net/s2io.c @@ -2625,9 +2625,7 @@ static int fill_rx_buffers(struct ring_info *ring) rxdp1->Buffer0_ptr = pci_map_single (ring->pdev, skb->data, size - NET_IP_ALIGN, PCI_DMA_FROMDEVICE); - if( (rxdp1->Buffer0_ptr == 0) || - (rxdp1->Buffer0_ptr == - DMA_ERROR_CODE)) + if(pci_dma_mapping_error(rxdp1->Buffer0_ptr)) goto pci_map_failed; rxdp->Control_2 = @@ -2657,6 +2655,7 @@ static int fill_rx_buffers(struct ring_info *ring) skb->data = (void *) (unsigned long)tmp; skb_reset_tail_pointer(skb); + /* AK: check is wrong. 0 can be valid dma address */ if (!(rxdp3->Buffer0_ptr)) rxdp3->Buffer0_ptr = pci_map_single(ring->pdev, ba->ba_0, @@ -2665,8 +2664,7 @@ static int fill_rx_buffers(struct ring_info *ring) pci_dma_sync_single_for_device(ring->pdev, (dma_addr_t) rxdp3->Buffer0_ptr, BUF0_LEN, PCI_DMA_FROMDEVICE); - if( (rxdp3->Buffer0_ptr == 0) || - (rxdp3->Buffer0_ptr == DMA_ERROR_CODE)) + if (pci_dma_mapping_error(rxdp3->Buffer0_ptr)) goto pci_map_failed; rxdp->Control_2 = SET_BUFFER0_SIZE_3(BUF0_LEN); @@ -2681,18 +2679,17 @@ static int fill_rx_buffers(struct ring_info *ring) (ring->pdev, skb->data, ring->mtu + 4, PCI_DMA_FROMDEVICE); - if( (rxdp3->Buffer2_ptr == 0) || - (rxdp3->Buffer2_ptr == DMA_ERROR_CODE)) + if (pci_dma_mapping_error(rxdp3->Buffer2_ptr)) goto pci_map_failed; + /* AK: check is wrong */ if (!rxdp3->Buffer1_ptr) rxdp3->Buffer1_ptr = pci_map_single(ring->pdev, ba->ba_1, BUF1_LEN, PCI_DMA_FROMDEVICE); - if( (rxdp3->Buffer1_ptr == 0) || - (rxdp3->Buffer1_ptr == DMA_ERROR_CODE)) { + if (pci_dma_mapping_error(rxdp3->Buffer1_ptr)) { pci_unmap_single (ring->pdev, (dma_addr_t)(unsigned long) @@ -4264,16 +4261,14 @@ static int s2io_xmit(struct sk_buff *skb, struct net_device *dev) txdp->Buffer_Pointer = pci_map_single(sp->pdev, fifo->ufo_in_band_v, sizeof(u64), PCI_DMA_TODEVICE); - if((txdp->Buffer_Pointer == 0) || - (txdp->Buffer_Pointer == DMA_ERROR_CODE)) + if (pci_dma_mapping_error(txdp->Buffer_Pointer)) goto pci_map_failed; txdp++; } txdp->Buffer_Pointer = pci_map_single (sp->pdev, skb->data, frg_len, PCI_DMA_TODEVICE); - if((txdp->Buffer_Pointer == 0) || - (txdp->Buffer_Pointer == DMA_ERROR_CODE)) + if (pci_dma_mapping_error(txdp->Buffer_Pointer)) goto pci_map_failed; txdp->Host_Control = (unsigned long) skb; @@ -6884,10 +6879,8 @@ static int set_rxd_buffer_pointer(struct s2io_nic *sp, struct RxD_t *rxdp, pci_map_single( sp->pdev, (*skb)->data, size - NET_IP_ALIGN, PCI_DMA_FROMDEVICE); - if( (rxdp1->Buffer0_ptr == 0) || - (rxdp1->Buffer0_ptr == DMA_ERROR_CODE)) { + if (pci_dma_mapping_error(rxdp1->Buffer0_ptr)) goto memalloc_failed; - } rxdp->Host_Control = (unsigned long) (*skb); } } else if ((sp->rxd_mode == RXD_MODE_3B) && (rxdp->Host_Control == 0)) { @@ -6913,15 +6906,12 @@ static int set_rxd_buffer_pointer(struct s2io_nic *sp, struct RxD_t *rxdp, pci_map_single(sp->pdev, (*skb)->data, dev->mtu + 4, PCI_DMA_FROMDEVICE); - if( (rxdp3->Buffer2_ptr == 0) || - (rxdp3->Buffer2_ptr == DMA_ERROR_CODE)) { + if (pci_dma_mapping_error(rxdp3->Buffer2_ptr)) goto memalloc_failed; - } rxdp3->Buffer0_ptr = *temp0 = pci_map_single( sp->pdev, ba->ba_0, BUF0_LEN, PCI_DMA_FROMDEVICE); - if( (rxdp3->Buffer0_ptr == 0) || - (rxdp3->Buffer0_ptr == DMA_ERROR_CODE)) { + if (pci_dma_mapping_error(rxdp3->Buffer0_ptr)) { pci_unmap_single (sp->pdev, (dma_addr_t)rxdp3->Buffer2_ptr, dev->mtu + 4, PCI_DMA_FROMDEVICE); @@ -6933,8 +6923,7 @@ static int set_rxd_buffer_pointer(struct s2io_nic *sp, struct RxD_t *rxdp, rxdp3->Buffer1_ptr = *temp1 = pci_map_single(sp->pdev, ba->ba_1, BUF1_LEN, PCI_DMA_FROMDEVICE); - if( (rxdp3->Buffer1_ptr == 0) || - (rxdp3->Buffer1_ptr == DMA_ERROR_CODE)) { + if (pci_dma_mapping_error(rxdp3->Buffer1_ptr)) { pci_unmap_single (sp->pdev, (dma_addr_t)rxdp3->Buffer0_ptr, BUF0_LEN, PCI_DMA_FROMDEVICE); diff --git a/drivers/net/s2io.h b/drivers/net/s2io.h index 4706f7f9acb..1827b6686c9 100644 --- a/drivers/net/s2io.h +++ b/drivers/net/s2io.h @@ -75,10 +75,6 @@ static int debug_level = ERR_DBG; /* DEBUG message print. */ #define DBG_PRINT(dbg_level, args...) if(!(debug_level<dbg_level)) printk(args) -#ifndef DMA_ERROR_CODE -#define DMA_ERROR_CODE (~(dma_addr_t)0x0) -#endif - /* Protocol assist features of the NIC */ #define L3_CKSUM_OK 0xFFFF #define L4_CKSUM_OK 0xFFFF diff --git a/drivers/net/tc35815.c b/drivers/net/tc35815.c index 10e4e85da3f..b07b8cbadea 100644 --- a/drivers/net/tc35815.c +++ b/drivers/net/tc35815.c @@ -1394,6 +1394,7 @@ tc35815_open(struct net_device *dev) tc35815_chip_init(dev); spin_unlock_irq(&lp->lock); + netif_carrier_off(dev); /* schedule a link state check */ phy_start(lp->phy_dev); @@ -1735,7 +1736,6 @@ tc35815_rx(struct net_device *dev) skb = lp->rx_skbs[cur_bd].skb; prefetch(skb->data); lp->rx_skbs[cur_bd].skb = NULL; - lp->fbl_count--; pci_unmap_single(lp->pci_dev, lp->rx_skbs[cur_bd].skb_dma, RX_BUF_SIZE, PCI_DMA_FROMDEVICE); @@ -1791,6 +1791,7 @@ tc35815_rx(struct net_device *dev) #ifdef TC35815_USE_PACKEDBUFFER while (lp->fbl_curid != id) #else + lp->fbl_count--; while (lp->fbl_count < RX_BUF_NUM) #endif { @@ -2453,6 +2454,7 @@ static int tc35815_resume(struct pci_dev *pdev) return 0; pci_set_power_state(pdev, PCI_D0); tc35815_restart(dev); + netif_carrier_off(dev); if (lp->phy_dev) phy_start(lp->phy_dev); netif_device_attach(dev); diff --git a/drivers/net/wan/hdlc_fr.c b/drivers/net/wan/hdlc_fr.c index 520bb0b1a9a..6d35155c714 100644 --- a/drivers/net/wan/hdlc_fr.c +++ b/drivers/net/wan/hdlc_fr.c @@ -1008,6 +1008,7 @@ static int fr_rx(struct sk_buff *skb) stats->rx_bytes += skb->len; if (pvc->state.becn) stats->rx_compressed++; + skb->dev = dev; netif_rx(skb); return NET_RX_SUCCESS; } else { diff --git a/drivers/net/wan/x25_asy.c b/drivers/net/wan/x25_asy.c index 249e18053d5..069f8bb0a99 100644 --- a/drivers/net/wan/x25_asy.c +++ b/drivers/net/wan/x25_asy.c @@ -32,6 +32,7 @@ #include <linux/x25.h> #include <linux/lapb.h> #include <linux/init.h> +#include <linux/rtnetlink.h> #include "x25_asy.h" #include <net/x25device.h> @@ -601,8 +602,10 @@ static void x25_asy_close_tty(struct tty_struct *tty) if (!sl || sl->magic != X25_ASY_MAGIC) return; + rtnl_lock(); if (sl->dev->flags & IFF_UP) dev_close(sl->dev); + rtnl_unlock(); tty->disc_data = NULL; sl->tty = NULL; diff --git a/drivers/net/wireless/b43/leds.c b/drivers/net/wireless/b43/leds.c index 36a9c42df83..76f4c7bad8b 100644 --- a/drivers/net/wireless/b43/leds.c +++ b/drivers/net/wireless/b43/leds.c @@ -72,6 +72,9 @@ static void b43_led_brightness_set(struct led_classdev *led_dev, struct b43_wldev *dev = led->dev; bool radio_enabled; + if (unlikely(b43_status(dev) < B43_STAT_INITIALIZED)) + return; + /* Checking the radio-enabled status here is slightly racy, * but we want to avoid the locking overhead and we don't care * whether the LED has the wrong state for a second. */ diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c index fa4b0d8b74a..a7082779308 100644 --- a/drivers/net/wireless/b43/main.c +++ b/drivers/net/wireless/b43/main.c @@ -2883,12 +2883,11 @@ static int b43_op_tx(struct ieee80211_hw *hw, if (unlikely(skb->len < 2 + 2 + 6)) { /* Too short, this can't be a valid frame. */ - dev_kfree_skb_any(skb); - return NETDEV_TX_OK; + goto drop_packet; } B43_WARN_ON(skb_shinfo(skb)->nr_frags); if (unlikely(!dev)) - return NETDEV_TX_BUSY; + goto drop_packet; /* Transmissions on seperate queues can run concurrently. */ read_lock_irqsave(&wl->tx_lock, flags); @@ -2904,7 +2903,12 @@ static int b43_op_tx(struct ieee80211_hw *hw, read_unlock_irqrestore(&wl->tx_lock, flags); if (unlikely(err)) - return NETDEV_TX_BUSY; + goto drop_packet; + return NETDEV_TX_OK; + +drop_packet: + /* We can not transmit this packet. Drop it. */ + dev_kfree_skb_any(skb); return NETDEV_TX_OK; } diff --git a/drivers/net/wireless/b43legacy/dma.c b/drivers/net/wireless/b43legacy/dma.c index c990f87b107..93ddc1cbcc8 100644 --- a/drivers/net/wireless/b43legacy/dma.c +++ b/drivers/net/wireless/b43legacy/dma.c @@ -876,6 +876,7 @@ struct b43legacy_dmaring *b43legacy_setup_dmaring(struct b43legacy_wldev *dev, if (!ring) goto out; ring->type = type; + ring->dev = dev; nr_slots = B43legacy_RXRING_SLOTS; if (for_tx) @@ -922,7 +923,6 @@ struct b43legacy_dmaring *b43legacy_setup_dmaring(struct b43legacy_wldev *dev, DMA_TO_DEVICE); } - ring->dev = dev; ring->nr_slots = nr_slots; ring->mmio_base = b43legacy_dmacontroller_base(type, controller_index); ring->index = controller_index; diff --git a/drivers/net/wireless/b43legacy/main.c b/drivers/net/wireless/b43legacy/main.c index 204077c1387..3e612d0a13e 100644 --- a/drivers/net/wireless/b43legacy/main.c +++ b/drivers/net/wireless/b43legacy/main.c @@ -2378,8 +2378,10 @@ static int b43legacy_op_tx(struct ieee80211_hw *hw, } else err = b43legacy_dma_tx(dev, skb, ctl); out: - if (unlikely(err)) - return NETDEV_TX_BUSY; + if (unlikely(err)) { + /* Drop the packet. */ + dev_kfree_skb_any(skb); + } return NETDEV_TX_OK; } diff --git a/drivers/net/wireless/hostap/hostap_80211_rx.c b/drivers/net/wireless/hostap/hostap_80211_rx.c index 4fd73809602..020f450e9db 100644 --- a/drivers/net/wireless/hostap/hostap_80211_rx.c +++ b/drivers/net/wireless/hostap/hostap_80211_rx.c @@ -64,7 +64,7 @@ int prism2_rx_80211(struct net_device *dev, struct sk_buff *skb, int hdrlen, phdrlen, head_need, tail_need; u16 fc; int prism_header, ret; - struct ieee80211_hdr_4addr *hdr; + struct ieee80211_hdr_4addr *fhdr; iface = netdev_priv(dev); local = iface->local; @@ -83,8 +83,8 @@ int prism2_rx_80211(struct net_device *dev, struct sk_buff *skb, phdrlen = 0; } - hdr = (struct ieee80211_hdr_4addr *) skb->data; - fc = le16_to_cpu(hdr->frame_ctl); + fhdr = (struct ieee80211_hdr_4addr *) skb->data; + fc = le16_to_cpu(fhdr->frame_ctl); if (type == PRISM2_RX_MGMT && (fc & IEEE80211_FCTL_VERS)) { printk(KERN_DEBUG "%s: dropped management frame with header " @@ -551,7 +551,7 @@ hostap_rx_frame_wds(local_info_t *local, struct ieee80211_hdr_4addr *hdr, hdr->addr1[2] != 0xff || hdr->addr1[3] != 0xff || hdr->addr1[4] != 0xff || hdr->addr1[5] != 0xff)) { /* RA (or BSSID) is not ours - drop */ - PDEBUG(DEBUG_EXTRA, "%s: received WDS frame with " + PDEBUG(DEBUG_EXTRA2, "%s: received WDS frame with " "not own or broadcast %s=%s\n", local->dev->name, fc & IEEE80211_FCTL_FROMDS ? "RA" : "BSSID", diff --git a/drivers/net/wireless/hostap/hostap_ap.c b/drivers/net/wireless/hostap/hostap_ap.c index 0acd9589c48..ab981afd481 100644 --- a/drivers/net/wireless/hostap/hostap_ap.c +++ b/drivers/net/wireless/hostap/hostap_ap.c @@ -1930,7 +1930,7 @@ static void handle_pspoll(local_info_t *local, PDEBUG(DEBUG_PS, " PSPOLL and AID[15:14] not set\n"); return; } - aid &= ~BIT(15) & ~BIT(14); + aid &= ~(BIT(15) | BIT(14)); if (aid == 0 || aid > MAX_AID_TABLE_SIZE) { PDEBUG(DEBUG_PS, " invalid aid=%d\n", aid); return; diff --git a/drivers/net/wireless/hostap/hostap_cs.c b/drivers/net/wireless/hostap/hostap_cs.c index ed4317a17cb..80039a0ae02 100644 --- a/drivers/net/wireless/hostap/hostap_cs.c +++ b/drivers/net/wireless/hostap/hostap_cs.c @@ -533,10 +533,10 @@ static void prism2_detach(struct pcmcia_device *link) do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) #define CFG_CHECK2(fn, retf) \ -do { int ret = (retf); \ -if (ret != 0) { \ - PDEBUG(DEBUG_EXTRA, "CardServices(" #fn ") returned %d\n", ret); \ - cs_error(link, fn, ret); \ +do { int _ret = (retf); \ +if (_ret != 0) { \ + PDEBUG(DEBUG_EXTRA, "CardServices(" #fn ") returned %d\n", _ret); \ + cs_error(link, fn, _ret); \ goto next_entry; \ } \ } while (0) diff --git a/drivers/net/wireless/hostap/hostap_hw.c b/drivers/net/wireless/hostap/hostap_hw.c index cdf90c40f11..936f52e3d95 100644 --- a/drivers/net/wireless/hostap/hostap_hw.c +++ b/drivers/net/wireless/hostap/hostap_hw.c @@ -2835,7 +2835,7 @@ static void hostap_passive_scan(unsigned long data) { local_info_t *local = (local_info_t *) data; struct net_device *dev = local->dev; - u16 channel; + u16 chan; if (local->passive_scan_interval <= 0) return; @@ -2872,11 +2872,11 @@ static void hostap_passive_scan(unsigned long data) printk(KERN_DEBUG "%s: passive scan channel %d\n", dev->name, local->passive_scan_channel); - channel = local->passive_scan_channel; + chan = local->passive_scan_channel; local->passive_scan_state = PASSIVE_SCAN_WAIT; local->passive_scan_timer.expires = jiffies + HZ / 10; } else { - channel = local->channel; + chan = local->channel; local->passive_scan_state = PASSIVE_SCAN_LISTEN; local->passive_scan_timer.expires = jiffies + local->passive_scan_interval * HZ; @@ -2884,9 +2884,9 @@ static void hostap_passive_scan(unsigned long data) if (hfa384x_cmd_callback(dev, HFA384X_CMDCODE_TEST | (HFA384X_TEST_CHANGE_CHANNEL << 8), - channel, NULL, 0)) + chan, NULL, 0)) printk(KERN_ERR "%s: passive scan channel set %d " - "failed\n", dev->name, channel); + "failed\n", dev->name, chan); add_timer(&local->passive_scan_timer); } diff --git a/drivers/net/wireless/hostap/hostap_main.c b/drivers/net/wireless/hostap/hostap_main.c index f7aec9309d0..a38e85f334d 100644 --- a/drivers/net/wireless/hostap/hostap_main.c +++ b/drivers/net/wireless/hostap/hostap_main.c @@ -594,7 +594,8 @@ void hostap_dump_tx_header(const char *name, const struct hfa384x_tx_frame *tx) } -int hostap_80211_header_parse(const struct sk_buff *skb, unsigned char *haddr) +static int hostap_80211_header_parse(const struct sk_buff *skb, + unsigned char *haddr) { struct hostap_interface *iface = netdev_priv(skb->dev); local_info_t *local = iface->local; @@ -857,7 +858,6 @@ const struct header_ops hostap_80211_ops = { .rebuild = eth_rebuild_header, .cache = eth_header_cache, .cache_update = eth_header_cache_update, - .parse = hostap_80211_header_parse, }; EXPORT_SYMBOL(hostap_80211_ops); @@ -1150,7 +1150,6 @@ EXPORT_SYMBOL(hostap_set_roaming); EXPORT_SYMBOL(hostap_set_auth_algs); EXPORT_SYMBOL(hostap_dump_rx_header); EXPORT_SYMBOL(hostap_dump_tx_header); -EXPORT_SYMBOL(hostap_80211_header_parse); EXPORT_SYMBOL(hostap_80211_get_hdrlen); EXPORT_SYMBOL(hostap_get_stats); EXPORT_SYMBOL(hostap_setup_dev); diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.c b/drivers/net/wireless/iwlwifi/iwl-3945.c index 62a3d8f8563..f5387a7a76c 100644 --- a/drivers/net/wireless/iwlwifi/iwl-3945.c +++ b/drivers/net/wireless/iwlwifi/iwl-3945.c @@ -588,8 +588,12 @@ static void iwl3945_add_radiotap(struct iwl3945_priv *priv, if (rate == -1) iwl3945_rt->rt_rate = 0; - else + else { + if (stats->band == IEEE80211_BAND_5GHZ) + rate += IWL_FIRST_OFDM_RATE; + iwl3945_rt->rt_rate = iwl3945_rates[rate].ieee; + } /* antenna number */ antenna = phy_flags_hw & RX_RES_PHY_FLAGS_ANTENNA_MSK; diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c index bf19eb8aafd..de330ae0ca9 100644 --- a/drivers/net/wireless/iwlwifi/iwl-4965.c +++ b/drivers/net/wireless/iwlwifi/iwl-4965.c @@ -3528,8 +3528,12 @@ static void iwl4965_add_radiotap(struct iwl_priv *priv, if (rate == -1) iwl4965_rt->rt_rate = 0; - else + else { + if (stats->band == IEEE80211_BAND_5GHZ) + rate += IWL_FIRST_OFDM_RATE; + iwl4965_rt->rt_rate = iwl4965_rates[rate].ieee; + } /* * "antenna number" diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c index 13925b627e3..6027e1119c3 100644 --- a/drivers/net/wireless/iwlwifi/iwl3945-base.c +++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c @@ -2227,7 +2227,10 @@ static int iwl3945_scan_initiate(struct iwl3945_priv *priv) } IWL_DEBUG_INFO("Starting scan...\n"); - priv->scan_bands = 2; + if (priv->cfg->sku & IWL_SKU_G) + priv->scan_bands |= BIT(IEEE80211_BAND_2GHZ); + if (priv->cfg->sku & IWL_SKU_A) + priv->scan_bands |= BIT(IEEE80211_BAND_5GHZ); set_bit(STATUS_SCANNING, &priv->status); priv->scan_start = jiffies; priv->scan_pass_start = priv->scan_start; @@ -3352,13 +3355,18 @@ static void iwl3945_rx_scan_complete_notif(struct iwl3945_priv *priv, cancel_delayed_work(&priv->scan_check); IWL_DEBUG_INFO("Scan pass on %sGHz took %dms\n", - (priv->scan_bands == 2) ? "2.4" : "5.2", + (priv->scan_bands & BIT(IEEE80211_BAND_2GHZ)) ? + "2.4" : "5.2", jiffies_to_msecs(elapsed_jiffies (priv->scan_pass_start, jiffies))); - /* Remove this scanned band from the list - * of pending bands to scan */ - priv->scan_bands--; + /* Remove this scanned band from the list of pending + * bands to scan, band G precedes A in order of scanning + * as seen in iwl3945_bg_request_scan */ + if (priv->scan_bands & BIT(IEEE80211_BAND_2GHZ)) + priv->scan_bands &= ~BIT(IEEE80211_BAND_2GHZ); + else if (priv->scan_bands & BIT(IEEE80211_BAND_5GHZ)) + priv->scan_bands &= ~BIT(IEEE80211_BAND_5GHZ); /* If a request to abort was given, or the scan did not succeed * then we reset the scan state machine and terminate, @@ -4972,7 +4980,7 @@ static int iwl3945_get_channels_for_scan(struct iwl3945_priv *priv, ch_info = iwl3945_get_channel_info(priv, band, scan_ch->channel); if (!is_channel_valid(ch_info)) { - IWL_DEBUG_SCAN("Channel %d is INVALID for this SKU.\n", + IWL_DEBUG_SCAN("Channel %d is INVALID for this band.\n", scan_ch->channel); continue; } @@ -6315,21 +6323,16 @@ static void iwl3945_bg_request_scan(struct work_struct *data) /* flags + rate selection */ - switch (priv->scan_bands) { - case 2: + if (priv->scan_bands & BIT(IEEE80211_BAND_2GHZ)) { scan->flags = RXON_FLG_BAND_24G_MSK | RXON_FLG_AUTO_DETECT_MSK; scan->tx_cmd.rate = IWL_RATE_1M_PLCP; scan->good_CRC_th = 0; band = IEEE80211_BAND_2GHZ; - break; - - case 1: + } else if (priv->scan_bands & BIT(IEEE80211_BAND_5GHZ)) { scan->tx_cmd.rate = IWL_RATE_6M_PLCP; scan->good_CRC_th = IWL_GOOD_CRC_TH; band = IEEE80211_BAND_5GHZ; - break; - - default: + } else { IWL_WARNING("Invalid scan band count\n"); goto done; } @@ -6684,7 +6687,8 @@ static int iwl3945_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb, if (priv->iw_mode == IEEE80211_IF_TYPE_MNTR) { IWL_DEBUG_MAC80211("leave - monitor\n"); - return -1; + dev_kfree_skb_any(skb); + return 0; } IWL_DEBUG_TX("dev->xmit(%d bytes) at rate 0x%02x\n", skb->len, @@ -6770,7 +6774,7 @@ static int iwl3945_mac_config(struct ieee80211_hw *hw, struct ieee80211_conf *co ch_info = iwl3945_get_channel_info(priv, conf->channel->band, conf->channel->hw_value); if (!is_channel_valid(ch_info)) { - IWL_DEBUG_SCAN("Channel %d [%d] is INVALID for this SKU.\n", + IWL_DEBUG_SCAN("Channel %d [%d] is INVALID for this band.\n", conf->channel->hw_value, conf->channel->band); IWL_DEBUG_MAC80211("leave - invalid channel\n"); spin_unlock_irqrestore(&priv->lock, flags); diff --git a/drivers/net/wireless/iwlwifi/iwl4965-base.c b/drivers/net/wireless/iwlwifi/iwl4965-base.c index 883b42f7e99..0bd55bb1973 100644 --- a/drivers/net/wireless/iwlwifi/iwl4965-base.c +++ b/drivers/net/wireless/iwlwifi/iwl4965-base.c @@ -1774,7 +1774,10 @@ static int iwl4965_scan_initiate(struct iwl_priv *priv) } IWL_DEBUG_INFO("Starting scan...\n"); - priv->scan_bands = 2; + if (priv->cfg->sku & IWL_SKU_G) + priv->scan_bands |= BIT(IEEE80211_BAND_2GHZ); + if (priv->cfg->sku & IWL_SKU_A) + priv->scan_bands |= BIT(IEEE80211_BAND_5GHZ); set_bit(STATUS_SCANNING, &priv->status); priv->scan_start = jiffies; priv->scan_pass_start = priv->scan_start; @@ -3023,8 +3026,9 @@ static void iwl4965_rx_reply_tx(struct iwl_priv *priv, IWL_DEBUG_TX_REPLY("Tx queue reclaim %d\n", index); if (index != -1) { - int freed = iwl4965_tx_queue_reclaim(priv, txq_id, index); #ifdef CONFIG_IWL4965_HT + int freed = iwl4965_tx_queue_reclaim(priv, txq_id, index); + if (tid != MAX_TID_COUNT) priv->stations[sta_id].tid[tid].tfds_in_queue -= freed; if (iwl4965_queue_space(&txq->q) > txq->q.low_mark && @@ -3276,13 +3280,18 @@ static void iwl4965_rx_scan_complete_notif(struct iwl_priv *priv, cancel_delayed_work(&priv->scan_check); IWL_DEBUG_INFO("Scan pass on %sGHz took %dms\n", - (priv->scan_bands == 2) ? "2.4" : "5.2", + (priv->scan_bands & BIT(IEEE80211_BAND_2GHZ)) ? + "2.4" : "5.2", jiffies_to_msecs(elapsed_jiffies (priv->scan_pass_start, jiffies))); - /* Remove this scanned band from the list - * of pending bands to scan */ - priv->scan_bands--; + /* Remove this scanned band from the list of pending + * bands to scan, band G precedes A in order of scanning + * as seen in iwl_bg_request_scan */ + if (priv->scan_bands & BIT(IEEE80211_BAND_2GHZ)) + priv->scan_bands &= ~BIT(IEEE80211_BAND_2GHZ); + else if (priv->scan_bands & BIT(IEEE80211_BAND_5GHZ)) + priv->scan_bands &= ~BIT(IEEE80211_BAND_5GHZ); /* If a request to abort was given, or the scan did not succeed * then we reset the scan state machine and terminate, @@ -3292,7 +3301,7 @@ static void iwl4965_rx_scan_complete_notif(struct iwl_priv *priv, clear_bit(STATUS_SCAN_ABORTING, &priv->status); } else { /* If there are more bands on this scan pass reschedule */ - if (priv->scan_bands > 0) + if (priv->scan_bands) goto reschedule; } @@ -4635,10 +4644,9 @@ static int iwl4965_get_channels_for_scan(struct iwl_priv *priv, scan_ch->channel = ieee80211_frequency_to_channel(channels[i].center_freq); - ch_info = iwl_get_channel_info(priv, band, - scan_ch->channel); + ch_info = iwl_get_channel_info(priv, band, scan_ch->channel); if (!is_channel_valid(ch_info)) { - IWL_DEBUG_SCAN("Channel %d is INVALID for this SKU.\n", + IWL_DEBUG_SCAN("Channel %d is INVALID for this band.\n", scan_ch->channel); continue; } @@ -5830,8 +5838,7 @@ static void iwl4965_bg_request_scan(struct work_struct *data) scan->tx_cmd.stop_time.life_time = TX_CMD_LIFE_TIME_INFINITE; - switch (priv->scan_bands) { - case 2: + if (priv->scan_bands & BIT(IEEE80211_BAND_2GHZ)) { scan->flags = RXON_FLG_BAND_24G_MSK | RXON_FLG_AUTO_DETECT_MSK; scan->tx_cmd.rate_n_flags = iwl4965_hw_set_rate_n_flags(IWL_RATE_1M_PLCP, @@ -5839,17 +5846,13 @@ static void iwl4965_bg_request_scan(struct work_struct *data) scan->good_CRC_th = 0; band = IEEE80211_BAND_2GHZ; - break; - - case 1: + } else if (priv->scan_bands & BIT(IEEE80211_BAND_5GHZ)) { scan->tx_cmd.rate_n_flags = iwl4965_hw_set_rate_n_flags(IWL_RATE_6M_PLCP, RATE_MCS_ANT_B_MSK); scan->good_CRC_th = IWL_GOOD_CRC_TH; band = IEEE80211_BAND_5GHZ; - break; - - default: + } else { IWL_WARNING("Invalid scan band count\n"); goto done; } @@ -6234,7 +6237,8 @@ static int iwl4965_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb, if (priv->iw_mode == IEEE80211_IF_TYPE_MNTR) { IWL_DEBUG_MAC80211("leave - monitor\n"); - return -1; + dev_kfree_skb_any(skb); + return 0; } IWL_DEBUG_TX("dev->xmit(%d bytes) at rate 0x%02x\n", skb->len, diff --git a/drivers/net/wireless/libertas/if_usb.c b/drivers/net/wireless/libertas/if_usb.c index 8032df72aaa..36288b29abf 100644 --- a/drivers/net/wireless/libertas/if_usb.c +++ b/drivers/net/wireless/libertas/if_usb.c @@ -925,6 +925,7 @@ static struct usb_driver if_usb_driver = { .id_table = if_usb_table, .suspend = if_usb_suspend, .resume = if_usb_resume, + .reset_resume = if_usb_resume, }; static int __init if_usb_init_module(void) diff --git a/drivers/net/wireless/prism54/islpci_eth.c b/drivers/net/wireless/prism54/islpci_eth.c index 762e85bef55..e43bae97ed8 100644 --- a/drivers/net/wireless/prism54/islpci_eth.c +++ b/drivers/net/wireless/prism54/islpci_eth.c @@ -290,7 +290,7 @@ islpci_monitor_rx(islpci_private *priv, struct sk_buff **skb) avs->version = cpu_to_be32(P80211CAPTURE_VERSION); avs->length = cpu_to_be32(sizeof (struct avs_80211_1_header)); - avs->mactime = cpu_to_be64(le64_to_cpu(clock)); + avs->mactime = cpu_to_be64(clock); avs->hosttime = cpu_to_be64(jiffies); avs->phytype = cpu_to_be32(6); /*OFDM: 6 for (g), 8 for (a) */ avs->channel = cpu_to_be32(channel_of_freq(freq)); diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c index fdbd0ef2be4..61e59c17a60 100644 --- a/drivers/net/wireless/rt2x00/rt2500usb.c +++ b/drivers/net/wireless/rt2x00/rt2500usb.c @@ -138,11 +138,8 @@ static void rt2500usb_bbp_write(struct rt2x00_dev *rt2x00dev, * Wait until the BBP becomes ready. */ reg = rt2500usb_bbp_check(rt2x00dev); - if (rt2x00_get_field16(reg, PHY_CSR8_BUSY)) { - ERROR(rt2x00dev, "PHY_CSR8 register busy. Write failed.\n"); - mutex_unlock(&rt2x00dev->usb_cache_mutex); - return; - } + if (rt2x00_get_field16(reg, PHY_CSR8_BUSY)) + goto exit_fail; /* * Write the data into the BBP. @@ -155,6 +152,13 @@ static void rt2500usb_bbp_write(struct rt2x00_dev *rt2x00dev, rt2500usb_register_write_lock(rt2x00dev, PHY_CSR7, reg); mutex_unlock(&rt2x00dev->usb_cache_mutex); + + return; + +exit_fail: + mutex_unlock(&rt2x00dev->usb_cache_mutex); + + ERROR(rt2x00dev, "PHY_CSR8 register busy. Write failed.\n"); } static void rt2500usb_bbp_read(struct rt2x00_dev *rt2x00dev, @@ -168,10 +172,8 @@ static void rt2500usb_bbp_read(struct rt2x00_dev *rt2x00dev, * Wait until the BBP becomes ready. */ reg = rt2500usb_bbp_check(rt2x00dev); - if (rt2x00_get_field16(reg, PHY_CSR8_BUSY)) { - ERROR(rt2x00dev, "PHY_CSR8 register busy. Read failed.\n"); - return; - } + if (rt2x00_get_field16(reg, PHY_CSR8_BUSY)) + goto exit_fail; /* * Write the request into the BBP. @@ -186,17 +188,21 @@ static void rt2500usb_bbp_read(struct rt2x00_dev *rt2x00dev, * Wait until the BBP becomes ready. */ reg = rt2500usb_bbp_check(rt2x00dev); - if (rt2x00_get_field16(reg, PHY_CSR8_BUSY)) { - ERROR(rt2x00dev, "PHY_CSR8 register busy. Read failed.\n"); - *value = 0xff; - mutex_unlock(&rt2x00dev->usb_cache_mutex); - return; - } + if (rt2x00_get_field16(reg, PHY_CSR8_BUSY)) + goto exit_fail; rt2500usb_register_read_lock(rt2x00dev, PHY_CSR7, ®); *value = rt2x00_get_field16(reg, PHY_CSR7_DATA); mutex_unlock(&rt2x00dev->usb_cache_mutex); + + return; + +exit_fail: + mutex_unlock(&rt2x00dev->usb_cache_mutex); + + ERROR(rt2x00dev, "PHY_CSR8 register busy. Read failed.\n"); + *value = 0xff; } static void rt2500usb_rf_write(struct rt2x00_dev *rt2x00dev, diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h index 611d9832059..b4bf1e09cf9 100644 --- a/drivers/net/wireless/rt2x00/rt2x00.h +++ b/drivers/net/wireless/rt2x00/rt2x00.h @@ -821,6 +821,7 @@ struct rt2x00_dev { /* * Scheduled work. */ + struct workqueue_struct *workqueue; struct work_struct intf_work; struct work_struct filter_work; diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c index 2673d568bca..c997d4f28ab 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -75,7 +75,7 @@ static void rt2x00lib_start_link_tuner(struct rt2x00_dev *rt2x00dev) rt2x00lib_reset_link_tuner(rt2x00dev); - queue_delayed_work(rt2x00dev->hw->workqueue, + queue_delayed_work(rt2x00dev->workqueue, &rt2x00dev->link.work, LINK_TUNE_INTERVAL); } @@ -137,14 +137,6 @@ void rt2x00lib_disable_radio(struct rt2x00_dev *rt2x00dev) return; /* - * Stop all scheduled work. - */ - if (work_pending(&rt2x00dev->intf_work)) - cancel_work_sync(&rt2x00dev->intf_work); - if (work_pending(&rt2x00dev->filter_work)) - cancel_work_sync(&rt2x00dev->filter_work); - - /* * Stop the TX queues. */ ieee80211_stop_queues(rt2x00dev->hw); @@ -398,8 +390,8 @@ static void rt2x00lib_link_tuner(struct work_struct *work) * Increase tuner counter, and reschedule the next link tuner run. */ rt2x00dev->link.count++; - queue_delayed_work(rt2x00dev->hw->workqueue, &rt2x00dev->link.work, - LINK_TUNE_INTERVAL); + queue_delayed_work(rt2x00dev->workqueue, + &rt2x00dev->link.work, LINK_TUNE_INTERVAL); } static void rt2x00lib_packetfilter_scheduled(struct work_struct *work) @@ -433,6 +425,15 @@ static void rt2x00lib_intf_scheduled_iter(void *data, u8 *mac, spin_unlock(&intf->lock); + /* + * It is possible the radio was disabled while the work had been + * scheduled. If that happens we should return here immediately, + * note that in the spinlock protected area above the delayed_flags + * have been cleared correctly. + */ + if (!test_bit(DEVICE_ENABLED_RADIO, &rt2x00dev->flags)) + return; + if (delayed_flags & DELAYED_UPDATE_BEACON) { skb = ieee80211_beacon_get(rt2x00dev->hw, vif, &control); if (skb && rt2x00dev->ops->hw->beacon_update(rt2x00dev->hw, @@ -441,7 +442,7 @@ static void rt2x00lib_intf_scheduled_iter(void *data, u8 *mac, } if (delayed_flags & DELAYED_CONFIG_ERP) - rt2x00lib_config_erp(rt2x00dev, intf, &intf->conf); + rt2x00lib_config_erp(rt2x00dev, intf, &conf); if (delayed_flags & DELAYED_LED_ASSOC) rt2x00leds_led_assoc(rt2x00dev, !!rt2x00dev->intf_associated); @@ -487,7 +488,7 @@ void rt2x00lib_beacondone(struct rt2x00_dev *rt2x00dev) rt2x00lib_beacondone_iter, rt2x00dev); - queue_work(rt2x00dev->hw->workqueue, &rt2x00dev->intf_work); + queue_work(rt2x00dev->workqueue, &rt2x00dev->intf_work); } EXPORT_SYMBOL_GPL(rt2x00lib_beacondone); @@ -1130,6 +1131,10 @@ int rt2x00lib_probe_dev(struct rt2x00_dev *rt2x00dev) /* * Initialize configuration work. */ + rt2x00dev->workqueue = create_singlethread_workqueue("rt2x00lib"); + if (!rt2x00dev->workqueue) + goto exit; + INIT_WORK(&rt2x00dev->intf_work, rt2x00lib_intf_scheduled); INIT_WORK(&rt2x00dev->filter_work, rt2x00lib_packetfilter_scheduled); INIT_DELAYED_WORK(&rt2x00dev->link.work, rt2x00lib_link_tuner); @@ -1190,6 +1195,13 @@ void rt2x00lib_remove_dev(struct rt2x00_dev *rt2x00dev) rt2x00leds_unregister(rt2x00dev); /* + * Stop all queued work. Note that most tasks will already be halted + * during rt2x00lib_disable_radio() and rt2x00lib_uninitialize(). + */ + flush_workqueue(rt2x00dev->workqueue); + destroy_workqueue(rt2x00dev->workqueue); + + /* * Free ieee80211_hw memory. */ rt2x00lib_remove_hw(rt2x00dev); diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c index 87e280a2197..9cb023edd2e 100644 --- a/drivers/net/wireless/rt2x00/rt2x00mac.c +++ b/drivers/net/wireless/rt2x00/rt2x00mac.c @@ -428,7 +428,7 @@ void rt2x00mac_configure_filter(struct ieee80211_hw *hw, if (!test_bit(DRIVER_REQUIRE_SCHEDULED, &rt2x00dev->flags)) rt2x00dev->ops->lib->config_filter(rt2x00dev, *total_flags); else - queue_work(rt2x00dev->hw->workqueue, &rt2x00dev->filter_work); + queue_work(rt2x00dev->workqueue, &rt2x00dev->filter_work); } EXPORT_SYMBOL_GPL(rt2x00mac_configure_filter); @@ -509,7 +509,7 @@ void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw, memcpy(&intf->conf, bss_conf, sizeof(*bss_conf)); if (delayed) { intf->delayed_flags |= delayed; - queue_work(rt2x00dev->hw->workqueue, &rt2x00dev->intf_work); + queue_work(rt2x00dev->workqueue, &rt2x00dev->intf_work); } spin_unlock(&intf->lock); } diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c index fff8386e816..83cc0147f69 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.c +++ b/drivers/net/wireless/rt2x00/rt73usb.c @@ -134,11 +134,8 @@ static void rt73usb_bbp_write(struct rt2x00_dev *rt2x00dev, * Wait until the BBP becomes ready. */ reg = rt73usb_bbp_check(rt2x00dev); - if (rt2x00_get_field32(reg, PHY_CSR3_BUSY)) { - ERROR(rt2x00dev, "PHY_CSR3 register busy. Write failed.\n"); - mutex_unlock(&rt2x00dev->usb_cache_mutex); - return; - } + if (rt2x00_get_field32(reg, PHY_CSR3_BUSY)) + goto exit_fail; /* * Write the data into the BBP. @@ -151,6 +148,13 @@ static void rt73usb_bbp_write(struct rt2x00_dev *rt2x00dev, rt73usb_register_write_lock(rt2x00dev, PHY_CSR3, reg); mutex_unlock(&rt2x00dev->usb_cache_mutex); + + return; + +exit_fail: + mutex_unlock(&rt2x00dev->usb_cache_mutex); + + ERROR(rt2x00dev, "PHY_CSR3 register busy. Write failed.\n"); } static void rt73usb_bbp_read(struct rt2x00_dev *rt2x00dev, @@ -164,11 +168,8 @@ static void rt73usb_bbp_read(struct rt2x00_dev *rt2x00dev, * Wait until the BBP becomes ready. */ reg = rt73usb_bbp_check(rt2x00dev); - if (rt2x00_get_field32(reg, PHY_CSR3_BUSY)) { - ERROR(rt2x00dev, "PHY_CSR3 register busy. Read failed.\n"); - mutex_unlock(&rt2x00dev->usb_cache_mutex); - return; - } + if (rt2x00_get_field32(reg, PHY_CSR3_BUSY)) + goto exit_fail; /* * Write the request into the BBP. @@ -184,14 +185,19 @@ static void rt73usb_bbp_read(struct rt2x00_dev *rt2x00dev, * Wait until the BBP becomes ready. */ reg = rt73usb_bbp_check(rt2x00dev); - if (rt2x00_get_field32(reg, PHY_CSR3_BUSY)) { - ERROR(rt2x00dev, "PHY_CSR3 register busy. Read failed.\n"); - *value = 0xff; - return; - } + if (rt2x00_get_field32(reg, PHY_CSR3_BUSY)) + goto exit_fail; *value = rt2x00_get_field32(reg, PHY_CSR3_VALUE); mutex_unlock(&rt2x00dev->usb_cache_mutex); + + return; + +exit_fail: + mutex_unlock(&rt2x00dev->usb_cache_mutex); + + ERROR(rt2x00dev, "PHY_CSR3 register busy. Read failed.\n"); + *value = 0xff; } static void rt73usb_rf_write(struct rt2x00_dev *rt2x00dev, |