diff options
Diffstat (limited to 'drivers/net/wireless/hostap/hostap_main.c')
| -rw-r--r-- | drivers/net/wireless/hostap/hostap_main.c | 152 |
1 files changed, 78 insertions, 74 deletions
diff --git a/drivers/net/wireless/hostap/hostap_main.c b/drivers/net/wireless/hostap/hostap_main.c index 02a312ca860..52919ad4272 100644 --- a/drivers/net/wireless/hostap/hostap_main.c +++ b/drivers/net/wireless/hostap/hostap_main.c @@ -26,7 +26,6 @@ #include <linux/etherdevice.h> #include <net/net_namespace.h> #include <net/iw_handler.h> -#include <net/ieee80211.h> #include <net/lib80211.h> #include <asm/uaccess.h> @@ -67,7 +66,7 @@ struct net_device * hostap_add_interface(struct local_info *local, list_add(&iface->list, &local->hostap_interfaces); mdev = local->dev; - memcpy(dev->dev_addr, mdev->dev_addr, ETH_ALEN); + eth_hw_addr_inherit(dev, mdev); dev->base_addr = mdev->base_addr; dev->irq = mdev->irq; dev->mem_start = mdev->mem_start; @@ -80,13 +79,8 @@ struct net_device * hostap_add_interface(struct local_info *local, if (!rtnl_locked) rtnl_lock(); - ret = 0; - if (strchr(dev->name, '%')) - ret = dev_alloc_name(dev, dev->name); - SET_NETDEV_DEV(dev, mdev->dev.parent); - if (ret >= 0) - ret = register_netdevice(dev); + ret = register_netdevice(dev); if (!rtnl_locked) rtnl_unlock(); @@ -161,8 +155,7 @@ int prism2_wds_add(local_info_t *local, u8 *remote_addr, if (prism2_wds_special_addr(iface->u.wds.remote_addr)) empty = iface; - else if (memcmp(iface->u.wds.remote_addr, remote_addr, - ETH_ALEN) == 0) { + else if (ether_addr_equal(iface->u.wds.remote_addr, remote_addr)) { match = iface; break; } @@ -187,7 +180,7 @@ int prism2_wds_add(local_info_t *local, u8 *remote_addr, return -ENOBUFS; /* verify that there is room for wds# postfix in the interface name */ - if (strlen(local->dev->name) > IFNAMSIZ - 5) { + if (strlen(local->dev->name) >= IFNAMSIZ - 5) { printk(KERN_DEBUG "'%s' too long base device name\n", local->dev->name); return -EINVAL; @@ -220,8 +213,7 @@ int prism2_wds_del(local_info_t *local, u8 *remote_addr, if (iface->type != HOSTAP_INTERFACE_WDS) continue; - if (memcmp(iface->u.wds.remote_addr, remote_addr, - ETH_ALEN) == 0) { + if (ether_addr_equal(iface->u.wds.remote_addr, remote_addr)) { selected = iface; break; } @@ -250,8 +242,7 @@ u16 hostap_tx_callback_register(local_info_t *local, unsigned long flags; struct hostap_tx_callback_info *entry; - entry = kmalloc(sizeof(*entry), - GFP_ATOMIC); + entry = kmalloc(sizeof(*entry), GFP_KERNEL); if (entry == NULL) return 0; @@ -543,7 +534,8 @@ void hostap_dump_rx_header(const char *name, const struct hfa384x_rx_frame *rx) fc = __le16_to_cpu(rx->frame_control); printk(KERN_DEBUG " FC=0x%04x (type=%d:%d) dur=0x%04x seq=0x%04x " "data_len=%d%s%s\n", - fc, WLAN_FC_GET_TYPE(fc) >> 2, WLAN_FC_GET_STYPE(fc) >> 4, + fc, (fc & IEEE80211_FCTL_FTYPE) >> 2, + (fc & IEEE80211_FCTL_STYPE) >> 4, __le16_to_cpu(rx->duration_id), __le16_to_cpu(rx->seq_ctrl), __le16_to_cpu(rx->data_len), fc & IEEE80211_FCTL_TODS ? " [ToDS]" : "", @@ -570,7 +562,8 @@ void hostap_dump_tx_header(const char *name, const struct hfa384x_tx_frame *tx) fc = __le16_to_cpu(tx->frame_control); printk(KERN_DEBUG " FC=0x%04x (type=%d:%d) dur=0x%04x seq=0x%04x " "data_len=%d%s%s\n", - fc, WLAN_FC_GET_TYPE(fc) >> 2, WLAN_FC_GET_STYPE(fc) >> 4, + fc, (fc & IEEE80211_FCTL_FTYPE) >> 2, + (fc & IEEE80211_FCTL_STYPE) >> 4, __le16_to_cpu(tx->duration_id), __le16_to_cpu(tx->seq_ctrl), __le16_to_cpu(tx->data_len), fc & IEEE80211_FCTL_TODS ? " [ToDS]" : "", @@ -593,37 +586,16 @@ static int hostap_80211_header_parse(const struct sk_buff *skb, } -int hostap_80211_get_hdrlen(u16 fc) +int hostap_80211_get_hdrlen(__le16 fc) { - int hdrlen = 24; - - switch (WLAN_FC_GET_TYPE(fc)) { - case IEEE80211_FTYPE_DATA: - if ((fc & IEEE80211_FCTL_FROMDS) && (fc & IEEE80211_FCTL_TODS)) - hdrlen = 30; /* Addr4 */ - break; - case IEEE80211_FTYPE_CTL: - switch (WLAN_FC_GET_STYPE(fc)) { - case IEEE80211_STYPE_CTS: - case IEEE80211_STYPE_ACK: - hdrlen = 10; - break; - default: - hdrlen = 16; - break; - } - break; - } - - return hdrlen; -} - - -struct net_device_stats *hostap_get_stats(struct net_device *dev) -{ - struct hostap_interface *iface; - iface = netdev_priv(dev); - return &iface->stats; + if (ieee80211_is_data(fc) && ieee80211_has_a4 (fc)) + return 30; /* Addr4 */ + else if (ieee80211_is_cts(fc) || ieee80211_is_ack(fc)) + return 10; + else if (ieee80211_is_ctl(fc)) + return 16; + + return 24; } @@ -693,7 +665,7 @@ static int prism2_open(struct net_device *dev) if (local->no_pri) { printk(KERN_DEBUG "%s: could not set interface UP - no PRI " "f/w\n", dev->name); - return 1; + return -ENODEV; } if ((local->func->card_present && !local->func->card_present(local)) || @@ -708,7 +680,7 @@ static int prism2_open(struct net_device *dev) printk(KERN_WARNING "%s: could not enable MAC port\n", dev->name); prism2_close(dev); - return 1; + return -ENODEV; } if (!local->dev_enabled) prism2_callback(local, PRISM2_CALLBACK_ENABLE); @@ -761,9 +733,7 @@ void hostap_set_multicast_list_queue(struct work_struct *work) local_info_t *local = container_of(work, local_info_t, set_multicast_list_queue); struct net_device *dev = local->dev; - struct hostap_interface *iface; - iface = netdev_priv(dev); if (hostap_set_word(dev, HFA384X_RID_PROMISCUOUSMODE, local->is_promisc)) { printk(KERN_INFO "%s: %sabling promiscuous mode failed\n", @@ -835,6 +805,46 @@ const struct header_ops hostap_80211_ops = { }; EXPORT_SYMBOL(hostap_80211_ops); + +static const struct net_device_ops hostap_netdev_ops = { + .ndo_start_xmit = hostap_data_start_xmit, + + .ndo_open = prism2_open, + .ndo_stop = prism2_close, + .ndo_do_ioctl = hostap_ioctl, + .ndo_set_mac_address = prism2_set_mac_address, + .ndo_set_rx_mode = hostap_set_multicast_list, + .ndo_change_mtu = prism2_change_mtu, + .ndo_tx_timeout = prism2_tx_timeout, + .ndo_validate_addr = eth_validate_addr, +}; + +static const struct net_device_ops hostap_mgmt_netdev_ops = { + .ndo_start_xmit = hostap_mgmt_start_xmit, + + .ndo_open = prism2_open, + .ndo_stop = prism2_close, + .ndo_do_ioctl = hostap_ioctl, + .ndo_set_mac_address = prism2_set_mac_address, + .ndo_set_rx_mode = hostap_set_multicast_list, + .ndo_change_mtu = prism2_change_mtu, + .ndo_tx_timeout = prism2_tx_timeout, + .ndo_validate_addr = eth_validate_addr, +}; + +static const struct net_device_ops hostap_master_ops = { + .ndo_start_xmit = hostap_master_start_xmit, + + .ndo_open = prism2_open, + .ndo_stop = prism2_close, + .ndo_do_ioctl = hostap_ioctl, + .ndo_set_mac_address = prism2_set_mac_address, + .ndo_set_rx_mode = hostap_set_multicast_list, + .ndo_change_mtu = prism2_change_mtu, + .ndo_tx_timeout = prism2_tx_timeout, + .ndo_validate_addr = eth_validate_addr, +}; + void hostap_setup_dev(struct net_device *dev, local_info_t *local, int type) { @@ -842,43 +852,38 @@ void hostap_setup_dev(struct net_device *dev, local_info_t *local, iface = netdev_priv(dev); ether_setup(dev); + dev->priv_flags &= ~IFF_TX_SKB_SHARING; /* kernel callbacks */ - dev->get_stats = hostap_get_stats; if (iface) { /* Currently, we point to the proper spy_data only on * the main_dev. This could be fixed. Jean II */ iface->wireless_data.spy_data = &iface->spy_data; dev->wireless_data = &iface->wireless_data; } - dev->wireless_handlers = - (struct iw_handler_def *) &hostap_iw_handler_def; - dev->do_ioctl = hostap_ioctl; - dev->open = prism2_open; - dev->stop = prism2_close; - dev->set_mac_address = prism2_set_mac_address; - dev->set_multicast_list = hostap_set_multicast_list; - dev->change_mtu = prism2_change_mtu; - dev->tx_timeout = prism2_tx_timeout; + dev->wireless_handlers = &hostap_iw_handler_def; dev->watchdog_timeo = TX_TIMEOUT; - if (type == HOSTAP_INTERFACE_AP) { - dev->hard_start_xmit = hostap_mgmt_start_xmit; + switch(type) { + case HOSTAP_INTERFACE_AP: + dev->tx_queue_len = 0; /* use main radio device queue */ + dev->netdev_ops = &hostap_mgmt_netdev_ops; dev->type = ARPHRD_IEEE80211; dev->header_ops = &hostap_80211_ops; - } else { - dev->hard_start_xmit = hostap_data_start_xmit; + break; + case HOSTAP_INTERFACE_MASTER: + dev->netdev_ops = &hostap_master_ops; + break; + default: + dev->tx_queue_len = 0; /* use main radio device queue */ + dev->netdev_ops = &hostap_netdev_ops; } dev->mtu = local->mtu; - if (type != HOSTAP_INTERFACE_MASTER) { - /* use main radio device queue */ - dev->tx_queue_len = 0; - } - SET_ETHTOOL_OPS(dev, &prism2_ethtool_ops); - netif_stop_queue(dev); + dev->ethtool_ops = &prism2_ethtool_ops; + } static int hostap_enable_hostapd(local_info_t *local, int rtnl_locked) @@ -1077,8 +1082,8 @@ int prism2_sta_deauth(local_info_t *local, u16 reason) __le16 val = cpu_to_le16(reason); if (local->iw_mode != IW_MODE_INFRA || - memcmp(local->bssid, "\x00\x00\x00\x00\x00\x00", ETH_ALEN) == 0 || - memcmp(local->bssid, "\x44\x44\x44\x44\x44\x44", ETH_ALEN) == 0) + is_zero_ether_addr(local->bssid) || + ether_addr_equal(local->bssid, "\x44\x44\x44\x44\x44\x44")) return 0; ret = prism2_sta_send_mgmt(local, local->bssid, IEEE80211_STYPE_DEAUTH, @@ -1124,7 +1129,6 @@ EXPORT_SYMBOL(hostap_set_auth_algs); EXPORT_SYMBOL(hostap_dump_rx_header); EXPORT_SYMBOL(hostap_dump_tx_header); EXPORT_SYMBOL(hostap_80211_get_hdrlen); -EXPORT_SYMBOL(hostap_get_stats); EXPORT_SYMBOL(hostap_setup_dev); EXPORT_SYMBOL(hostap_set_multicast_list_queue); EXPORT_SYMBOL(hostap_set_hostapd); |
