diff options
Diffstat (limited to 'drivers/net/wireless/ipw2x00/ipw2200.c')
| -rw-r--r-- | drivers/net/wireless/ipw2x00/ipw2200.c | 198 |
1 files changed, 111 insertions, 87 deletions
diff --git a/drivers/net/wireless/ipw2x00/ipw2200.c b/drivers/net/wireless/ipw2x00/ipw2200.c index 625f2cf99fa9..b3449948a25a 100644 --- a/drivers/net/wireless/ipw2x00/ipw2200.c +++ b/drivers/net/wireless/ipw2x00/ipw2200.c @@ -301,88 +301,102 @@ static inline void ipw_write_reg32(struct ipw_priv *a, u32 b, u32 c) } /* 8-bit direct write (low 4K) */ -#define _ipw_write8(ipw, ofs, val) writeb((val), (ipw)->hw_base + (ofs)) +static inline void _ipw_write8(struct ipw_priv *ipw, unsigned long ofs, + u8 val) +{ + writeb(val, ipw->hw_base + ofs); +} /* 8-bit direct write (for low 4K of SRAM/regs), with debug wrapper */ #define ipw_write8(ipw, ofs, val) do { \ - IPW_DEBUG_IO("%s %d: write_direct8(0x%08X, 0x%08X)\n", __FILE__, __LINE__, (u32)(ofs), (u32)(val)); \ - _ipw_write8(ipw, ofs, val); \ - } while (0) + IPW_DEBUG_IO("%s %d: write_direct8(0x%08X, 0x%08X)\n", __FILE__, \ + __LINE__, (u32)(ofs), (u32)(val)); \ + _ipw_write8(ipw, ofs, val); \ +} while (0) /* 16-bit direct write (low 4K) */ -#define _ipw_write16(ipw, ofs, val) writew((val), (ipw)->hw_base + (ofs)) +static inline void _ipw_write16(struct ipw_priv *ipw, unsigned long ofs, + u16 val) +{ + writew(val, ipw->hw_base + ofs); +} /* 16-bit direct write (for low 4K of SRAM/regs), with debug wrapper */ -#define ipw_write16(ipw, ofs, val) \ - IPW_DEBUG_IO("%s %d: write_direct16(0x%08X, 0x%08X)\n", __FILE__, __LINE__, (u32)(ofs), (u32)(val)); \ - _ipw_write16(ipw, ofs, val) +#define ipw_write16(ipw, ofs, val) do { \ + IPW_DEBUG_IO("%s %d: write_direct16(0x%08X, 0x%08X)\n", __FILE__, \ + __LINE__, (u32)(ofs), (u32)(val)); \ + _ipw_write16(ipw, ofs, val); \ +} while (0) /* 32-bit direct write (low 4K) */ -#define _ipw_write32(ipw, ofs, val) writel((val), (ipw)->hw_base + (ofs)) +static inline void _ipw_write32(struct ipw_priv *ipw, unsigned long ofs, + u32 val) +{ + writel(val, ipw->hw_base + ofs); +} /* 32-bit direct write (for low 4K of SRAM/regs), with debug wrapper */ -#define ipw_write32(ipw, ofs, val) \ - IPW_DEBUG_IO("%s %d: write_direct32(0x%08X, 0x%08X)\n", __FILE__, __LINE__, (u32)(ofs), (u32)(val)); \ - _ipw_write32(ipw, ofs, val) +#define ipw_write32(ipw, ofs, val) do { \ + IPW_DEBUG_IO("%s %d: write_direct32(0x%08X, 0x%08X)\n", __FILE__, \ + __LINE__, (u32)(ofs), (u32)(val)); \ + _ipw_write32(ipw, ofs, val); \ +} while (0) /* 8-bit direct read (low 4K) */ -#define _ipw_read8(ipw, ofs) readb((ipw)->hw_base + (ofs)) - -/* 8-bit direct read (low 4K), with debug wrapper */ -static inline u8 __ipw_read8(char *f, u32 l, struct ipw_priv *ipw, u32 ofs) +static inline u8 _ipw_read8(struct ipw_priv *ipw, unsigned long ofs) { - IPW_DEBUG_IO("%s %d: read_direct8(0x%08X)\n", f, l, (u32) (ofs)); - return _ipw_read8(ipw, ofs); + return readb(ipw->hw_base + ofs); } /* alias to 8-bit direct read (low 4K of SRAM/regs), with debug wrapper */ -#define ipw_read8(ipw, ofs) __ipw_read8(__FILE__, __LINE__, ipw, ofs) +#define ipw_read8(ipw, ofs) ({ \ + IPW_DEBUG_IO("%s %d: read_direct8(0x%08X)\n", __FILE__, __LINE__, \ + (u32)(ofs)); \ + _ipw_read8(ipw, ofs); \ +}) /* 16-bit direct read (low 4K) */ -#define _ipw_read16(ipw, ofs) readw((ipw)->hw_base + (ofs)) - -/* 16-bit direct read (low 4K), with debug wrapper */ -static inline u16 __ipw_read16(char *f, u32 l, struct ipw_priv *ipw, u32 ofs) +static inline u16 _ipw_read16(struct ipw_priv *ipw, unsigned long ofs) { - IPW_DEBUG_IO("%s %d: read_direct16(0x%08X)\n", f, l, (u32) (ofs)); - return _ipw_read16(ipw, ofs); + return readw(ipw->hw_base + ofs); } /* alias to 16-bit direct read (low 4K of SRAM/regs), with debug wrapper */ -#define ipw_read16(ipw, ofs) __ipw_read16(__FILE__, __LINE__, ipw, ofs) +#define ipw_read16(ipw, ofs) ({ \ + IPW_DEBUG_IO("%s %d: read_direct16(0x%08X)\n", __FILE__, __LINE__, \ + (u32)(ofs)); \ + _ipw_read16(ipw, ofs); \ +}) /* 32-bit direct read (low 4K) */ -#define _ipw_read32(ipw, ofs) readl((ipw)->hw_base + (ofs)) - -/* 32-bit direct read (low 4K), with debug wrapper */ -static inline u32 __ipw_read32(char *f, u32 l, struct ipw_priv *ipw, u32 ofs) +static inline u32 _ipw_read32(struct ipw_priv *ipw, unsigned long ofs) { - IPW_DEBUG_IO("%s %d: read_direct32(0x%08X)\n", f, l, (u32) (ofs)); - return _ipw_read32(ipw, ofs); + return readl(ipw->hw_base + ofs); } /* alias to 32-bit direct read (low 4K of SRAM/regs), with debug wrapper */ -#define ipw_read32(ipw, ofs) __ipw_read32(__FILE__, __LINE__, ipw, ofs) +#define ipw_read32(ipw, ofs) ({ \ + IPW_DEBUG_IO("%s %d: read_direct32(0x%08X)\n", __FILE__, __LINE__, \ + (u32)(ofs)); \ + _ipw_read32(ipw, ofs); \ +}) -/* multi-byte read (above 4K), with debug wrapper */ static void _ipw_read_indirect(struct ipw_priv *, u32, u8 *, int); -static inline void __ipw_read_indirect(const char *f, int l, - struct ipw_priv *a, u32 b, u8 * c, int d) -{ - IPW_DEBUG_IO("%s %d: read_indirect(0x%08X) %d bytes\n", f, l, (u32) (b), - d); - _ipw_read_indirect(a, b, c, d); -} - /* alias to multi-byte read (SRAM/regs above 4K), with debug wrapper */ -#define ipw_read_indirect(a, b, c, d) __ipw_read_indirect(__FILE__, __LINE__, a, b, c, d) +#define ipw_read_indirect(a, b, c, d) ({ \ + IPW_DEBUG_IO("%s %d: read_indirect(0x%08X) %u bytes\n", __FILE__, \ + __LINE__, (u32)(b), (u32)(d)); \ + _ipw_read_indirect(a, b, c, d); \ +}) /* alias to multi-byte read (SRAM/regs above 4K), with debug wrapper */ static void _ipw_write_indirect(struct ipw_priv *priv, u32 addr, u8 * data, int num); -#define ipw_write_indirect(a, b, c, d) \ - IPW_DEBUG_IO("%s %d: write_indirect(0x%08X) %d bytes\n", __FILE__, __LINE__, (u32)(b), d); \ - _ipw_write_indirect(a, b, c, d) +#define ipw_write_indirect(a, b, c, d) do { \ + IPW_DEBUG_IO("%s %d: write_indirect(0x%08X) %u bytes\n", __FILE__, \ + __LINE__, (u32)(b), (u32)(d)); \ + _ipw_write_indirect(a, b, c, d); \ +} while (0) /* 32-bit indirect write (above 4K) */ static void _ipw_write_reg32(struct ipw_priv *priv, u32 reg, u32 value) @@ -7717,22 +7731,23 @@ static void ipw_handle_data_packet(struct ipw_priv *priv, struct ipw_rx_mem_buffer *rxb, struct ieee80211_rx_stats *stats) { + struct net_device *dev = priv->net_dev; struct ieee80211_hdr_4addr *hdr; struct ipw_rx_packet *pkt = (struct ipw_rx_packet *)rxb->skb->data; /* We received data from the HW, so stop the watchdog */ - priv->net_dev->trans_start = jiffies; + dev->trans_start = jiffies; /* We only process data packets if the * interface is open */ if (unlikely((le16_to_cpu(pkt->u.frame.length) + IPW_RX_FRAME_SIZE) > skb_tailroom(rxb->skb))) { - priv->ieee->stats.rx_errors++; + dev->stats.rx_errors++; priv->wstats.discard.misc++; IPW_DEBUG_DROP("Corruption detected! Oh no!\n"); return; } else if (unlikely(!netif_running(priv->net_dev))) { - priv->ieee->stats.rx_dropped++; + dev->stats.rx_dropped++; priv->wstats.discard.misc++; IPW_DEBUG_DROP("Dropping packet while interface is not up.\n"); return; @@ -7754,7 +7769,7 @@ static void ipw_handle_data_packet(struct ipw_priv *priv, ipw_rebuild_decrypted_skb(priv, rxb->skb); if (!ieee80211_rx(priv->ieee, rxb->skb, stats)) - priv->ieee->stats.rx_errors++; + dev->stats.rx_errors++; else { /* ieee80211_rx succeeded, so it now owns the SKB */ rxb->skb = NULL; __ipw_led_activity_on(priv); @@ -7766,6 +7781,7 @@ static void ipw_handle_data_packet_monitor(struct ipw_priv *priv, struct ipw_rx_mem_buffer *rxb, struct ieee80211_rx_stats *stats) { + struct net_device *dev = priv->net_dev; struct ipw_rx_packet *pkt = (struct ipw_rx_packet *)rxb->skb->data; struct ipw_rx_frame *frame = &pkt->u.frame; @@ -7783,18 +7799,18 @@ static void ipw_handle_data_packet_monitor(struct ipw_priv *priv, short len = le16_to_cpu(pkt->u.frame.length); /* We received data from the HW, so stop the watchdog */ - priv->net_dev->trans_start = jiffies; + dev->trans_start = jiffies; /* We only process data packets if the * interface is open */ if (unlikely((le16_to_cpu(pkt->u.frame.length) + IPW_RX_FRAME_SIZE) > skb_tailroom(rxb->skb))) { - priv->ieee->stats.rx_errors++; + dev->stats.rx_errors++; priv->wstats.discard.misc++; IPW_DEBUG_DROP("Corruption detected! Oh no!\n"); return; } else if (unlikely(!netif_running(priv->net_dev))) { - priv->ieee->stats.rx_dropped++; + dev->stats.rx_dropped++; priv->wstats.discard.misc++; IPW_DEBUG_DROP("Dropping packet while interface is not up.\n"); return; @@ -7804,7 +7820,7 @@ static void ipw_handle_data_packet_monitor(struct ipw_priv *priv, * that now */ if (len > IPW_RX_BUF_SIZE - sizeof(struct ipw_rt_hdr)) { /* FIXME: Should alloc bigger skb instead */ - priv->ieee->stats.rx_dropped++; + dev->stats.rx_dropped++; priv->wstats.discard.misc++; IPW_DEBUG_DROP("Dropping too large packet in monitor\n"); return; @@ -7910,7 +7926,7 @@ static void ipw_handle_data_packet_monitor(struct ipw_priv *priv, IPW_DEBUG_RX("Rx packet of %d bytes.\n", rxb->skb->len); if (!ieee80211_rx(priv->ieee, rxb->skb, stats)) - priv->ieee->stats.rx_errors++; + dev->stats.rx_errors++; else { /* ieee80211_rx succeeded, so it now owns the SKB */ rxb->skb = NULL; /* no LED during capture */ @@ -7942,6 +7958,7 @@ static void ipw_handle_promiscuous_rx(struct ipw_priv *priv, struct ipw_rx_mem_buffer *rxb, struct ieee80211_rx_stats *stats) { + struct net_device *dev = priv->prom_net_dev; struct ipw_rx_packet *pkt = (struct ipw_rx_packet *)rxb->skb->data; struct ipw_rx_frame *frame = &pkt->u.frame; struct ipw_rt_hdr *ipw_rt; @@ -7964,17 +7981,17 @@ static void ipw_handle_promiscuous_rx(struct ipw_priv *priv, return; /* We received data from the HW, so stop the watchdog */ - priv->prom_net_dev->trans_start = jiffies; + dev->trans_start = jiffies; if (unlikely((len + IPW_RX_FRAME_SIZE) > skb_tailroom(rxb->skb))) { - priv->prom_priv->ieee->stats.rx_errors++; + dev->stats.rx_errors++; IPW_DEBUG_DROP("Corruption detected! Oh no!\n"); return; } /* We only process data packets if the interface is open */ - if (unlikely(!netif_running(priv->prom_net_dev))) { - priv->prom_priv->ieee->stats.rx_dropped++; + if (unlikely(!netif_running(dev))) { + dev->stats.rx_dropped++; IPW_DEBUG_DROP("Dropping packet while interface is not up.\n"); return; } @@ -7983,7 +8000,7 @@ static void ipw_handle_promiscuous_rx(struct ipw_priv *priv, * that now */ if (len > IPW_RX_BUF_SIZE - sizeof(struct ipw_rt_hdr)) { /* FIXME: Should alloc bigger skb instead */ - priv->prom_priv->ieee->stats.rx_dropped++; + dev->stats.rx_dropped++; IPW_DEBUG_DROP("Dropping too large packet in monitor\n"); return; } @@ -8115,7 +8132,7 @@ static void ipw_handle_promiscuous_rx(struct ipw_priv *priv, IPW_DEBUG_RX("Rx packet of %d bytes.\n", skb->len); if (!ieee80211_rx(priv->prom_priv->ieee, skb, stats)) { - priv->prom_priv->ieee->stats.rx_errors++; + dev->stats.rx_errors++; dev_kfree_skb_any(skb); } } @@ -8272,7 +8289,7 @@ static void ipw_handle_mgmt_packet(struct ipw_priv *priv, skb_reset_mac_header(skb); skb->pkt_type = PACKET_OTHERHOST; - skb->protocol = __constant_htons(ETH_P_80211_STATS); + skb->protocol = cpu_to_be16(ETH_P_80211_STATS); memset(skb->cb, 0, sizeof(rxb->skb->cb)); netif_rx(skb); rxb->skb = NULL; @@ -8399,7 +8416,7 @@ static void ipw_rx(struct ipw_priv *priv) IPW_DEBUG_DROP ("Received packet is too small. " "Dropping.\n"); - priv->ieee->stats.rx_errors++; + priv->net_dev->stats.rx_errors++; priv->wstats.discard.misc++; break; } @@ -10470,15 +10487,6 @@ static int ipw_net_hard_start_xmit(struct ieee80211_txb *txb, return ret; } -static struct net_device_stats *ipw_net_get_stats(struct net_device *dev) -{ - struct ipw_priv *priv = ieee80211_priv(dev); - - priv->ieee->stats.tx_packets = priv->tx_packets; - priv->ieee->stats.rx_packets = priv->rx_packets; - return &priv->ieee->stats; -} - static void ipw_net_set_multicast_list(struct net_device *dev) { @@ -11224,6 +11232,12 @@ static int ipw_up(struct ipw_priv *priv) { int rc, i, j; + /* Age scan list entries found before suspend */ + if (priv->suspend_time) { + ieee80211_networks_age(priv->ieee, priv->suspend_time); + priv->suspend_time = 0; + } + if (priv->status & STATUS_EXIT_PENDING) return -EIO; @@ -11515,11 +11529,14 @@ static int ipw_prom_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) return -EOPNOTSUPP; } -static struct net_device_stats *ipw_prom_get_stats(struct net_device *dev) -{ - struct ipw_prom_priv *prom_priv = ieee80211_priv(dev); - return &prom_priv->ieee->stats; -} +static const struct net_device_ops ipw_prom_netdev_ops = { + .ndo_open = ipw_prom_open, + .ndo_stop = ipw_prom_stop, + .ndo_start_xmit = ipw_prom_hard_start_xmit, + .ndo_change_mtu = ieee80211_change_mtu, + .ndo_set_mac_address = eth_mac_addr, + .ndo_validate_addr = eth_validate_addr, +}; static int ipw_prom_alloc(struct ipw_priv *priv) { @@ -11540,10 +11557,7 @@ static int ipw_prom_alloc(struct ipw_priv *priv) memcpy(priv->prom_net_dev->dev_addr, priv->mac_addr, ETH_ALEN); priv->prom_net_dev->type = ARPHRD_IEEE80211_RADIOTAP; - priv->prom_net_dev->open = ipw_prom_open; - priv->prom_net_dev->stop = ipw_prom_stop; - priv->prom_net_dev->get_stats = ipw_prom_get_stats; - priv->prom_net_dev->hard_start_xmit = ipw_prom_hard_start_xmit; + priv->prom_net_dev->netdev_ops = &ipw_prom_netdev_ops; priv->prom_priv->ieee->iw_mode = IW_MODE_MONITOR; SET_NETDEV_DEV(priv->prom_net_dev, &priv->pci_dev->dev); @@ -11571,6 +11585,17 @@ static void ipw_prom_free(struct ipw_priv *priv) #endif +static const struct net_device_ops ipw_netdev_ops = { + .ndo_init = ipw_net_init, + .ndo_open = ipw_net_open, + .ndo_stop = ipw_net_stop, + .ndo_set_multicast_list = ipw_net_set_multicast_list, + .ndo_set_mac_address = ipw_net_set_mac_address, + .ndo_start_xmit = ieee80211_xmit, + .ndo_change_mtu = ieee80211_change_mtu, + .ndo_set_mac_address = eth_mac_addr, + .ndo_validate_addr = eth_validate_addr, +}; static int __devinit ipw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) @@ -11672,12 +11697,7 @@ static int __devinit ipw_pci_probe(struct pci_dev *pdev, priv->ieee->perfect_rssi = -20; priv->ieee->worst_rssi = -85; - net_dev->open = ipw_net_open; - net_dev->stop = ipw_net_stop; - net_dev->init = ipw_net_init; - net_dev->get_stats = ipw_net_get_stats; - net_dev->set_multicast_list = ipw_net_set_multicast_list; - net_dev->set_mac_address = ipw_net_set_mac_address; + net_dev->netdev_ops = &ipw_netdev_ops; priv->wireless_data.spy_data = &priv->ieee->spy_data; net_dev->wireless_data = &priv->wireless_data; net_dev->wireless_handlers = &ipw_wx_handler_def; @@ -11824,6 +11844,8 @@ static int ipw_pci_suspend(struct pci_dev *pdev, pm_message_t state) pci_disable_device(pdev); pci_set_power_state(pdev, pci_choose_state(pdev, state)); + priv->suspend_at = get_seconds(); + return 0; } @@ -11859,6 +11881,8 @@ static int ipw_pci_resume(struct pci_dev *pdev) * the queue of needed */ netif_device_attach(dev); + priv->suspend_time = get_seconds() - priv->suspend_at; + /* Bring the device back up */ queue_work(priv->workqueue, &priv->up); |