Merge git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6
[pandora-kernel.git] / drivers / net / wireless / iwlwifi / iwl3945-base.c
index 6027e11..7c82ecf 100644 (file)
@@ -102,16 +102,6 @@ MODULE_VERSION(DRV_VERSION);
 MODULE_AUTHOR(DRV_COPYRIGHT);
 MODULE_LICENSE("GPL");
 
-static __le16 *ieee80211_get_qos_ctrl(struct ieee80211_hdr *hdr)
-{
-       u16 fc = le16_to_cpu(hdr->frame_control);
-       int hdr_len = ieee80211_get_hdrlen(fc);
-
-       if ((fc & 0x00cc) == (IEEE80211_STYPE_QOS_DATA | IEEE80211_FTYPE_DATA))
-               return (__le16 *) ((u8 *) hdr + hdr_len - QOS_CONTROL_LEN);
-       return NULL;
-}
-
 static const struct ieee80211_supported_band *iwl3945_get_band(
                struct iwl3945_priv *priv, enum ieee80211_band band)
 {
@@ -547,10 +537,20 @@ static inline int iwl3945_is_init(struct iwl3945_priv *priv)
        return test_bit(STATUS_INIT, &priv->status);
 }
 
+static inline int iwl3945_is_rfkill_sw(struct iwl3945_priv *priv)
+{
+       return test_bit(STATUS_RF_KILL_SW, &priv->status);
+}
+
+static inline int iwl3945_is_rfkill_hw(struct iwl3945_priv *priv)
+{
+       return test_bit(STATUS_RF_KILL_HW, &priv->status);
+}
+
 static inline int iwl3945_is_rfkill(struct iwl3945_priv *priv)
 {
-       return test_bit(STATUS_RF_KILL_HW, &priv->status) ||
-              test_bit(STATUS_RF_KILL_SW, &priv->status);
+       return iwl3945_is_rfkill_hw(priv) ||
+               iwl3945_is_rfkill_sw(priv);
 }
 
 static inline int iwl3945_is_ready_rf(struct iwl3945_priv *priv)
@@ -980,7 +980,7 @@ static int iwl3945_full_rxon_required(struct iwl3945_priv *priv)
 {
 
        /* These items are only settable from the full RXON command */
-       if (!(priv->active_rxon.filter_flags & RXON_FILTER_ASSOC_MSK) ||
+       if (!(iwl3945_is_associated(priv)) ||
            compare_ether_addr(priv->staging_rxon.bssid_addr,
                               priv->active_rxon.bssid_addr) ||
            compare_ether_addr(priv->staging_rxon.node_addr,
@@ -2035,36 +2035,6 @@ static int iwl3945_send_power_mode(struct iwl3945_priv *priv, u32 mode)
        return rc;
 }
 
-int iwl3945_is_network_packet(struct iwl3945_priv *priv, struct ieee80211_hdr *header)
-{
-       /* Filter incoming packets to determine if they are targeted toward
-        * this network, discarding packets coming from ourselves */
-       switch (priv->iw_mode) {
-       case IEEE80211_IF_TYPE_IBSS: /* Header: Dest. | Source    | BSSID */
-               /* packets from our adapter are dropped (echo) */
-               if (!compare_ether_addr(header->addr2, priv->mac_addr))
-                       return 0;
-               /* {broad,multi}cast packets to our IBSS go through */
-               if (is_multicast_ether_addr(header->addr1))
-                       return !compare_ether_addr(header->addr3, priv->bssid);
-               /* packets to our adapter go through */
-               return !compare_ether_addr(header->addr1, priv->mac_addr);
-       case IEEE80211_IF_TYPE_STA: /* Header: Dest. | AP{BSSID} | Source */
-               /* packets from our adapter are dropped (echo) */
-               if (!compare_ether_addr(header->addr3, priv->mac_addr))
-                       return 0;
-               /* {broad,multi}cast packets to our BSS go through */
-               if (is_multicast_ether_addr(header->addr1))
-                       return !compare_ether_addr(header->addr2, priv->bssid);
-               /* packets to our adapter go through */
-               return !compare_ether_addr(header->addr1, priv->mac_addr);
-       default:
-               return 1;
-       }
-
-       return 1;
-}
-
 /**
  * iwl3945_scan_cancel - Cancel any currently executing HW scan
  *
@@ -2117,20 +2087,6 @@ static int iwl3945_scan_cancel_timeout(struct iwl3945_priv *priv, unsigned long
        return ret;
 }
 
-static void iwl3945_sequence_reset(struct iwl3945_priv *priv)
-{
-       /* Reset ieee stats */
-
-       /* We don't reset the net_device_stats (ieee->stats) on
-        * re-association */
-
-       priv->last_seq_num = -1;
-       priv->last_frag_num = -1;
-       priv->last_packet_time = 0;
-
-       iwl3945_scan_cancel(priv);
-}
-
 #define MAX_UCODE_BEACON_INTERVAL      1024
 #define INTEL_CONN_LISTEN_INTERVAL     __constant_cpu_to_le16(0xA)
 
@@ -2322,7 +2278,7 @@ static void iwl3945_connection_init_rx_config(struct iwl3945_priv *priv)
 #endif
 
        ch_info = iwl3945_get_channel_info(priv, priv->band,
-                                      le16_to_cpu(priv->staging_rxon.channel));
+                                      le16_to_cpu(priv->active_rxon.channel));
 
        if (!ch_info)
                ch_info = &priv->channel_info[0];
@@ -2389,12 +2345,13 @@ static int iwl3945_set_mode(struct iwl3945_priv *priv, int mode)
 }
 
 static void iwl3945_build_tx_cmd_hwcrypto(struct iwl3945_priv *priv,
-                                     struct ieee80211_tx_control *ctl,
+                                     struct ieee80211_tx_info *info,
                                      struct iwl3945_cmd *cmd,
                                      struct sk_buff *skb_frag,
                                      int last_frag)
 {
-       struct iwl3945_hw_key *keyinfo = &priv->stations[ctl->key_idx].keyinfo;
+       struct iwl3945_hw_key *keyinfo =
+           &priv->stations[info->control.hw_key->hw_key_idx].keyinfo;
 
        switch (keyinfo->alg) {
        case ALG_CCMP:
@@ -2417,7 +2374,7 @@ static void iwl3945_build_tx_cmd_hwcrypto(struct iwl3945_priv *priv,
 
        case ALG_WEP:
                cmd->cmd.tx.sec_ctl = TX_CMD_SEC_WEP |
-                   (ctl->key_idx & TX_CMD_SEC_MSK) << TX_CMD_SEC_SHIFT;
+                   (info->control.hw_key->hw_key_idx & TX_CMD_SEC_MSK) << TX_CMD_SEC_SHIFT;
 
                if (keyinfo->keylen == 13)
                        cmd->cmd.tx.sec_ctl |= TX_CMD_SEC_KEY128;
@@ -2425,7 +2382,7 @@ static void iwl3945_build_tx_cmd_hwcrypto(struct iwl3945_priv *priv,
                memcpy(&cmd->cmd.tx.key[3], keyinfo->key, keyinfo->keylen);
 
                IWL_DEBUG_TX("Configuring packet for WEP encryption "
-                            "with key %d\n", ctl->key_idx);
+                            "with key %d\n", info->control.hw_key->hw_key_idx);
                break;
 
        default:
@@ -2439,20 +2396,19 @@ static void iwl3945_build_tx_cmd_hwcrypto(struct iwl3945_priv *priv,
  */
 static void iwl3945_build_tx_cmd_basic(struct iwl3945_priv *priv,
                                  struct iwl3945_cmd *cmd,
-                                 struct ieee80211_tx_control *ctrl,
+                                 struct ieee80211_tx_info *info,
                                  struct ieee80211_hdr *hdr,
                                  int is_unicast, u8 std_id)
 {
-       __le16 *qc;
-       u16 fc = le16_to_cpu(hdr->frame_control);
+       __le16 fc = hdr->frame_control;
        __le32 tx_flags = cmd->cmd.tx.tx_flags;
 
        cmd->cmd.tx.stop_time.life_time = TX_CMD_LIFE_TIME_INFINITE;
-       if (!(ctrl->flags & IEEE80211_TXCTL_NO_ACK)) {
+       if (!(info->flags & IEEE80211_TX_CTL_NO_ACK)) {
                tx_flags |= TX_CMD_FLG_ACK_MSK;
-               if ((fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_MGMT)
+               if (ieee80211_is_mgmt(fc))
                        tx_flags |= TX_CMD_FLG_SEQ_CTL_MSK;
-               if (ieee80211_is_probe_response(fc) &&
+               if (ieee80211_is_probe_resp(fc) &&
                    !(le16_to_cpu(hdr->seq_ctrl) & 0xf))
                        tx_flags |= TX_CMD_FLG_TSF_MSK;
        } else {
@@ -2461,20 +2417,21 @@ static void iwl3945_build_tx_cmd_basic(struct iwl3945_priv *priv,
        }
 
        cmd->cmd.tx.sta_id = std_id;
-       if (ieee80211_get_morefrag(hdr))
+       if (ieee80211_has_morefrags(fc))
                tx_flags |= TX_CMD_FLG_MORE_FRAG_MSK;
 
-       qc = ieee80211_get_qos_ctrl(hdr);
-       if (qc) {
-               cmd->cmd.tx.tid_tspec = (u8) (le16_to_cpu(*qc) & 0xf);
+       if (ieee80211_is_data_qos(fc)) {
+               u8 *qc = ieee80211_get_qos_ctl(hdr);
+               cmd->cmd.tx.tid_tspec = qc[0] & 0xf;
                tx_flags &= ~TX_CMD_FLG_SEQ_CTL_MSK;
-       } else
+       } else {
                tx_flags |= TX_CMD_FLG_SEQ_CTL_MSK;
+       }
 
-       if (ctrl->flags & IEEE80211_TXCTL_USE_RTS_CTS) {
+       if (info->flags & IEEE80211_TX_CTL_USE_RTS_CTS) {
                tx_flags |= TX_CMD_FLG_RTS_MSK;
                tx_flags &= ~TX_CMD_FLG_CTS_MSK;
-       } else if (ctrl->flags & IEEE80211_TXCTL_USE_CTS_PROTECT) {
+       } else if (info->flags & IEEE80211_TX_CTL_USE_CTS_PROTECT) {
                tx_flags &= ~TX_CMD_FLG_RTS_MSK;
                tx_flags |= TX_CMD_FLG_CTS_MSK;
        }
@@ -2483,9 +2440,8 @@ static void iwl3945_build_tx_cmd_basic(struct iwl3945_priv *priv,
                tx_flags |= TX_CMD_FLG_FULL_TXOP_PROT_MSK;
 
        tx_flags &= ~(TX_CMD_FLG_ANT_SEL_MSK);
-       if ((fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_MGMT) {
-               if ((fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_ASSOC_REQ ||
-                   (fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_REASSOC_REQ)
+       if (ieee80211_is_mgmt(fc)) {
+               if (ieee80211_is_assoc_req(fc) || ieee80211_is_reassoc_req(fc))
                        cmd->cmd.tx.timeout.pm_frame_timeout = cpu_to_le16(3);
                else
                        cmd->cmd.tx.timeout.pm_frame_timeout = cpu_to_le16(2);
@@ -2549,6 +2505,11 @@ static int iwl3945_get_sta_id(struct iwl3945_priv *priv, struct ieee80211_hdr *h
                iwl3945_print_hex_dump(IWL_DL_DROP, (u8 *) hdr, sizeof(*hdr));
                return priv->hw_setting.bcast_sta_id;
        }
+       /* If we are in monitor mode, use BCAST. This is required for
+        * packet injection. */
+       case IEEE80211_IF_TYPE_MNTR:
+               return priv->hw_setting.bcast_sta_id;
+
        default:
                IWL_WARNING("Unknown mode of operation: %d", priv->iw_mode);
                return priv->hw_setting.bcast_sta_id;
@@ -2558,25 +2519,27 @@ static int iwl3945_get_sta_id(struct iwl3945_priv *priv, struct ieee80211_hdr *h
 /*
  * start REPLY_TX command process
  */
-static int iwl3945_tx_skb(struct iwl3945_priv *priv,
-                     struct sk_buff *skb, struct ieee80211_tx_control *ctl)
+static int iwl3945_tx_skb(struct iwl3945_priv *priv, struct sk_buff *skb)
 {
        struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
+       struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
        struct iwl3945_tfd_frame *tfd;
        u32 *control_flags;
-       int txq_id = ctl->queue;
+       int txq_id = skb_get_queue_mapping(skb);
        struct iwl3945_tx_queue *txq = NULL;
        struct iwl3945_queue *q = NULL;
        dma_addr_t phys_addr;
        dma_addr_t txcmd_phys;
        struct iwl3945_cmd *out_cmd = NULL;
-       u16 len, idx, len_org;
-       u8 id, hdr_len, unicast;
+       u16 len, idx, len_org, hdr_len;
+       u8 id;
+       u8 unicast;
        u8 sta_id;
+       u8 tid = 0;
        u16 seq_number = 0;
-       u16 fc;
-       __le16 *qc;
+       __le16 fc;
        u8 wait_write_ptr = 0;
+       u8 *qc = NULL;
        unsigned long flags;
        int rc;
 
@@ -2586,12 +2549,7 @@ static int iwl3945_tx_skb(struct iwl3945_priv *priv,
                goto drop_unlock;
        }
 
-       if (!priv->vif) {
-               IWL_DEBUG_DROP("Dropping - !priv->vif\n");
-               goto drop_unlock;
-       }
-
-       if ((ctl->tx_rate->hw_value & 0xFF) == IWL_INVALID_RATE) {
+       if ((ieee80211_get_tx_rate(priv->hw, info)->hw_value & 0xFF) == IWL_INVALID_RATE) {
                IWL_ERROR("ERROR: No TX rate available.\n");
                goto drop_unlock;
        }
@@ -2599,28 +2557,29 @@ static int iwl3945_tx_skb(struct iwl3945_priv *priv,
        unicast = !is_multicast_ether_addr(hdr->addr1);
        id = 0;
 
-       fc = le16_to_cpu(hdr->frame_control);
+       fc = hdr->frame_control;
 
 #ifdef CONFIG_IWL3945_DEBUG
        if (ieee80211_is_auth(fc))
                IWL_DEBUG_TX("Sending AUTH frame\n");
-       else if (ieee80211_is_assoc_request(fc))
+       else if (ieee80211_is_assoc_req(fc))
                IWL_DEBUG_TX("Sending ASSOC frame\n");
-       else if (ieee80211_is_reassoc_request(fc))
+       else if (ieee80211_is_reassoc_req(fc))
                IWL_DEBUG_TX("Sending REASSOC frame\n");
 #endif
 
        /* drop all data frame if we are not associated */
-       if ((!iwl3945_is_associated(priv) ||
-            ((priv->iw_mode == IEEE80211_IF_TYPE_STA) && !priv->assoc_id)) &&
-           ((fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_DATA)) {
+       if (ieee80211_is_data(fc) &&
+           (priv->iw_mode != IEEE80211_IF_TYPE_MNTR) && /* packet injection */
+           (!iwl3945_is_associated(priv) ||
+            ((priv->iw_mode == IEEE80211_IF_TYPE_STA) && !priv->assoc_id))) {
                IWL_DEBUG_DROP("Dropping - !iwl3945_is_associated\n");
                goto drop_unlock;
        }
 
        spin_unlock_irqrestore(&priv->lock, flags);
 
-       hdr_len = ieee80211_get_hdrlen(fc);
+       hdr_len = ieee80211_get_hdrlen(le16_to_cpu(fc));
 
        /* Find (or create) index into station table for destination station */
        sta_id = iwl3945_get_sta_id(priv, hdr);
@@ -2634,9 +2593,9 @@ static int iwl3945_tx_skb(struct iwl3945_priv *priv,
 
        IWL_DEBUG_RATE("station Id %d\n", sta_id);
 
-       qc = ieee80211_get_qos_ctrl(hdr);
-       if (qc) {
-               u8 tid = (u8)(le16_to_cpu(*qc) & 0xf);
+       if (ieee80211_is_data_qos(fc)) {
+               qc = ieee80211_get_qos_ctl(hdr);
+               tid = qc[0] & 0xf;
                seq_number = priv->stations[sta_id].tid[tid].seq_number &
                                IEEE80211_SCTL_SEQ;
                hdr->seq_ctrl = cpu_to_le16(seq_number) |
@@ -2660,8 +2619,6 @@ static int iwl3945_tx_skb(struct iwl3945_priv *priv,
        /* Set up driver data for this TFD */
        memset(&(txq->txb[q->write_ptr]), 0, sizeof(struct iwl3945_tx_info));
        txq->txb[q->write_ptr].skb[0] = skb;
-       memcpy(&(txq->txb[q->write_ptr].status.control),
-              ctl, sizeof(struct ieee80211_tx_control));
 
        /* Init first empty entry in queue's array of Tx/cmd buffers */
        out_cmd = &txq->cmd[idx];
@@ -2710,8 +2667,8 @@ static int iwl3945_tx_skb(struct iwl3945_priv *priv,
         * first entry */
        iwl3945_hw_txq_attach_buf_to_tfd(priv, tfd, txcmd_phys, len);
 
-       if (!(ctl->flags & IEEE80211_TXCTL_DO_NOT_ENCRYPT))
-               iwl3945_build_tx_cmd_hwcrypto(priv, ctl, out_cmd, skb, 0);
+       if (info->control.hw_key)
+               iwl3945_build_tx_cmd_hwcrypto(priv, info, out_cmd, skb, 0);
 
        /* Set up TFD's 2nd entry to point directly to remainder of skb,
         * if any (802.11 null frames have no payload). */
@@ -2736,18 +2693,17 @@ static int iwl3945_tx_skb(struct iwl3945_priv *priv,
        out_cmd->cmd.tx.len = cpu_to_le16(len);
 
        /* TODO need this for burst mode later on */
-       iwl3945_build_tx_cmd_basic(priv, out_cmd, ctl, hdr, unicast, sta_id);
+       iwl3945_build_tx_cmd_basic(priv, out_cmd, info, hdr, unicast, sta_id);
 
        /* set is_hcca to 0; it probably will never be implemented */
-       iwl3945_hw_build_tx_cmd_rate(priv, out_cmd, ctl, hdr, sta_id, 0);
+       iwl3945_hw_build_tx_cmd_rate(priv, out_cmd, info, hdr, sta_id, 0);
 
        out_cmd->cmd.tx.tx_flags &= ~TX_CMD_FLG_ANT_A_MSK;
        out_cmd->cmd.tx.tx_flags &= ~TX_CMD_FLG_ANT_B_MSK;
 
-       if (!ieee80211_get_morefrag(hdr)) {
+       if (!ieee80211_has_morefrags(hdr->frame_control)) {
                txq->need_update = 1;
                if (qc) {
-                       u8 tid = (u8)(le16_to_cpu(*qc) & 0xf);
                        priv->stations[sta_id].tid[tid].seq_number = seq_number;
                }
        } else {
@@ -2759,7 +2715,7 @@ static int iwl3945_tx_skb(struct iwl3945_priv *priv,
                           sizeof(out_cmd->cmd.tx));
 
        iwl3945_print_hex_dump(IWL_DL_TX, (u8 *)out_cmd->cmd.tx.hdr,
-                          ieee80211_get_hdrlen(fc));
+                          ieee80211_get_hdrlen(le16_to_cpu(fc)));
 
        /* Tell device the write index *just past* this latest filled TFD */
        q->write_ptr = iwl_queue_inc_wrap(q->write_ptr, q->n_bd);
@@ -2778,7 +2734,7 @@ static int iwl3945_tx_skb(struct iwl3945_priv *priv,
                        spin_unlock_irqrestore(&priv->lock, flags);
                }
 
-               ieee80211_stop_queue(priv->hw, ctl->queue);
+               ieee80211_stop_queue(priv->hw, skb_get_queue_mapping(skb));
        }
 
        return 0;
@@ -2888,7 +2844,8 @@ static void iwl3945_radio_kill_sw(struct iwl3945_priv *priv, int disable_radio)
                return;
        }
 
-       queue_work(priv->workqueue, &priv->restart);
+       if (priv->is_open)
+               queue_work(priv->workqueue, &priv->restart);
        return;
 }
 
@@ -2924,72 +2881,6 @@ void iwl3945_set_decrypted_flag(struct iwl3945_priv *priv, struct sk_buff *skb,
        }
 }
 
-#define IWL_PACKET_RETRY_TIME HZ
-
-int iwl3945_is_duplicate_packet(struct iwl3945_priv *priv, struct ieee80211_hdr *header)
-{
-       u16 sc = le16_to_cpu(header->seq_ctrl);
-       u16 seq = (sc & IEEE80211_SCTL_SEQ) >> 4;
-       u16 frag = sc & IEEE80211_SCTL_FRAG;
-       u16 *last_seq, *last_frag;
-       unsigned long *last_time;
-
-       switch (priv->iw_mode) {
-       case IEEE80211_IF_TYPE_IBSS:{
-               struct list_head *p;
-               struct iwl3945_ibss_seq *entry = NULL;
-               u8 *mac = header->addr2;
-               int index = mac[5] & (IWL_IBSS_MAC_HASH_SIZE - 1);
-
-               __list_for_each(p, &priv->ibss_mac_hash[index]) {
-                       entry = list_entry(p, struct iwl3945_ibss_seq, list);
-                       if (!compare_ether_addr(entry->mac, mac))
-                               break;
-               }
-               if (p == &priv->ibss_mac_hash[index]) {
-                       entry = kzalloc(sizeof(*entry), GFP_ATOMIC);
-                       if (!entry) {
-                               IWL_ERROR("Cannot malloc new mac entry\n");
-                               return 0;
-                       }
-                       memcpy(entry->mac, mac, ETH_ALEN);
-                       entry->seq_num = seq;
-                       entry->frag_num = frag;
-                       entry->packet_time = jiffies;
-                       list_add(&entry->list, &priv->ibss_mac_hash[index]);
-                       return 0;
-               }
-               last_seq = &entry->seq_num;
-               last_frag = &entry->frag_num;
-               last_time = &entry->packet_time;
-               break;
-       }
-       case IEEE80211_IF_TYPE_STA:
-               last_seq = &priv->last_seq_num;
-               last_frag = &priv->last_frag_num;
-               last_time = &priv->last_packet_time;
-               break;
-       default:
-               return 0;
-       }
-       if ((*last_seq == seq) &&
-           time_after(*last_time + IWL_PACKET_RETRY_TIME, jiffies)) {
-               if (*last_frag == frag)
-                       goto drop;
-               if (*last_frag + 1 != frag)
-                       /* out-of-order fragment */
-                       goto drop;
-       } else
-               *last_seq = seq;
-
-       *last_frag = frag;
-       *last_time = jiffies;
-       return 0;
-
- drop:
-       return 1;
-}
-
 #ifdef CONFIG_IWL3945_SPECTRUM_MEASUREMENT
 
 #include "iwl-spectrum.h"
@@ -3241,7 +3132,7 @@ static void iwl3945_bg_beacon_update(struct work_struct *work)
        struct sk_buff *beacon;
 
        /* Pull updated AP beacon from mac80211. will fail if not in AP mode */
-       beacon = ieee80211_beacon_get(priv->hw, priv->vif, NULL);
+       beacon = ieee80211_beacon_get(priv->hw, priv->vif);
 
        if (!beacon) {
                IWL_ERROR("update beacon failed\n");
@@ -4848,7 +4739,7 @@ static int iwl3945_init_channel_map(struct iwl3945_priv *priv)
                        ch_info->scan_power = eeprom_ch_info[ch].max_power_avg;
                        ch_info->min_power = 0;
 
-                       IWL_DEBUG_INFO("Ch. %d [%sGHz] %s%s%s%s%s%s%s(0x%02x"
+                       IWL_DEBUG_INFO("Ch. %d [%sGHz] %s%s%s%s%s%s(0x%02x"
                                       " %ddBm): Ad-Hoc %ssupported\n",
                                       ch_info->channel,
                                       is_channel_a_band(ch_info) ?
@@ -4858,7 +4749,6 @@ static int iwl3945_init_channel_map(struct iwl3945_priv *priv)
                                       CHECK_AND_PRINT(ACTIVE),
                                       CHECK_AND_PRINT(RADAR),
                                       CHECK_AND_PRINT(WIDE),
-                                      CHECK_AND_PRINT(NARROW),
                                       CHECK_AND_PRINT(DFS),
                                       eeprom_ch_info[ch].flags,
                                       eeprom_ch_info[ch].max_power_avg,
@@ -4994,9 +4884,6 @@ static int iwl3945_get_channels_for_scan(struct iwl3945_priv *priv,
                if (scan_ch->type & 1)
                        scan_ch->type |= (direct_mask << 1);
 
-               if (is_channel_narrow(ch_info))
-                       scan_ch->type |= (1 << 7);
-
                scan_ch->active_dwell = cpu_to_le16(active_dwell);
                scan_ch->passive_dwell = cpu_to_le16(passive_dwell);
 
@@ -5843,7 +5730,7 @@ static void iwl3945_alive_start(struct iwl3945_priv *priv)
        if (iwl3945_is_rfkill(priv))
                return;
 
-       ieee80211_start_queues(priv->hw);
+       ieee80211_wake_queues(priv->hw);
 
        priv->active_rate = priv->rates_mask;
        priv->active_rate_basic = priv->rates_mask & IWL_BASIC_RATES_MASK;
@@ -5869,9 +5756,6 @@ static void iwl3945_alive_start(struct iwl3945_priv *priv)
        /* Configure the adapter for unassociated operation */
        iwl3945_commit_rxon(priv);
 
-       /* At this point, the NIC is initialized and operational */
-       priv->notif_missed_beacons = 0;
-
        iwl3945_reg_txpower_periodic(priv);
 
        iwl3945_led_register(priv);
@@ -5938,7 +5822,9 @@ static void __iwl3945_down(struct iwl3945_priv *priv)
                               test_bit(STATUS_GEO_CONFIGURED, &priv->status) <<
                                        STATUS_GEO_CONFIGURED |
                               test_bit(STATUS_IN_SUSPEND, &priv->status) <<
-                                       STATUS_IN_SUSPEND;
+                                       STATUS_IN_SUSPEND |
+                               test_bit(STATUS_EXIT_PENDING, &priv->status) <<
+                                       STATUS_EXIT_PENDING;
                goto exit;
        }
 
@@ -5953,7 +5839,9 @@ static void __iwl3945_down(struct iwl3945_priv *priv)
                        test_bit(STATUS_IN_SUSPEND, &priv->status) <<
                                STATUS_IN_SUSPEND |
                        test_bit(STATUS_FW_ERROR, &priv->status) <<
-                               STATUS_FW_ERROR;
+                               STATUS_FW_ERROR |
+                       test_bit(STATUS_EXIT_PENDING, &priv->status) <<
+                               STATUS_EXIT_PENDING;
 
        spin_lock_irqsave(&priv->lock, flags);
        iwl3945_clear_bit(priv, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ);
@@ -6085,6 +5973,7 @@ static int __iwl3945_up(struct iwl3945_priv *priv)
 
        set_bit(STATUS_EXIT_PENDING, &priv->status);
        __iwl3945_down(priv);
+       clear_bit(STATUS_EXIT_PENDING, &priv->status);
 
        /* tried to restart and config the device for as long as our
         * patience could withstand */
@@ -6152,6 +6041,26 @@ static void iwl3945_bg_rf_kill(struct work_struct *work)
                                    "Kill switch must be turned off for "
                                    "wireless networking to work.\n");
        }
+
+       mutex_unlock(&priv->mutex);
+       iwl3945_rfkill_set_hw_state(priv);
+}
+
+static void iwl3945_bg_set_monitor(struct work_struct *work)
+{
+       struct iwl3945_priv *priv = container_of(work,
+                               struct iwl3945_priv, set_monitor);
+
+       IWL_DEBUG(IWL_DL_STATE, "setting monitor mode\n");
+
+       mutex_lock(&priv->mutex);
+
+       if (!iwl3945_is_ready(priv))
+               IWL_DEBUG(IWL_DL_STATE, "leave - not ready\n");
+       else
+               if (iwl3945_set_mode(priv, IEEE80211_IF_TYPE_MNTR) != 0)
+                       IWL_ERROR("iwl3945_set_mode() failed\n");
+
        mutex_unlock(&priv->mutex);
 }
 
@@ -6388,6 +6297,7 @@ static void iwl3945_bg_up(struct work_struct *data)
        mutex_lock(&priv->mutex);
        __iwl3945_up(priv);
        mutex_unlock(&priv->mutex);
+       iwl3945_rfkill_set_hw_state(priv);
 }
 
 static void iwl3945_bg_restart(struct work_struct *data)
@@ -6511,8 +6421,6 @@ static void iwl3945_bg_post_associate(struct work_struct *data)
                break;
        }
 
-       iwl3945_sequence_reset(priv);
-
        iwl3945_activate_qos(priv, 0);
 
        /* we have just associated, don't start scan too early */
@@ -6608,6 +6516,8 @@ static int iwl3945_mac_start(struct ieee80211_hw *hw)
 
        mutex_unlock(&priv->mutex);
 
+       iwl3945_rfkill_set_hw_state(priv);
+
        if (ret)
                goto out_release_irq;
 
@@ -6678,8 +6588,7 @@ static void iwl3945_mac_stop(struct ieee80211_hw *hw)
        IWL_DEBUG_MAC80211("leave\n");
 }
 
-static int iwl3945_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb,
-                     struct ieee80211_tx_control *ctl)
+static int iwl3945_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
 {
        struct iwl3945_priv *priv = hw->priv;
 
@@ -6692,9 +6601,9 @@ static int iwl3945_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb,
        }
 
        IWL_DEBUG_TX("dev->xmit(%d bytes) at rate 0x%02x\n", skb->len,
-                    ctl->tx_rate->bitrate);
+                    ieee80211_get_tx_rate(hw, IEEE80211_SKB_CB(skb))->bitrate);
 
-       if (iwl3945_tx_skb(priv, skb, ctl))
+       if (iwl3945_tx_skb(priv, skb))
                dev_kfree_skb_any(skb);
 
        IWL_DEBUG_MAC80211("leave\n");
@@ -6837,7 +6746,7 @@ static void iwl3945_config_ap(struct iwl3945_priv *priv)
                return;
 
        /* The following should be done only at AP bring up */
-       if ((priv->active_rxon.filter_flags & RXON_FILTER_ASSOC_MSK) == 0) {
+       if (!(iwl3945_is_associated(priv))) {
 
                /* RXON - unassoc (to set timing command) */
                priv->staging_rxon.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
@@ -6886,6 +6795,9 @@ static void iwl3945_config_ap(struct iwl3945_priv *priv)
         * clear sta table, add BCAST sta... */
 }
 
+/* temporary */
+static int iwl3945_mac_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb);
+
 static int iwl3945_mac_config_interface(struct ieee80211_hw *hw,
                                        struct ieee80211_vif *vif,
                                    struct ieee80211_if_conf *conf)
@@ -6903,10 +6815,21 @@ static int iwl3945_mac_config_interface(struct ieee80211_hw *hw,
                return 0;
        }
 
+       /* handle this temporarily here */
+       if (priv->iw_mode == IEEE80211_IF_TYPE_IBSS &&
+           conf->changed & IEEE80211_IFCC_BEACON) {
+               struct sk_buff *beacon = ieee80211_beacon_get(hw, vif);
+               if (!beacon)
+                       return -ENOMEM;
+               rc = iwl3945_mac_beacon_update(hw, beacon);
+               if (rc)
+                       return rc;
+       }
+
        /* XXX: this MUST use conf->mac_addr */
 
        if ((priv->iw_mode == IEEE80211_IF_TYPE_AP) &&
-           (!conf->beacon || !conf->ssid_len)) {
+           (!conf->ssid_len)) {
                IWL_DEBUG_MAC80211
                    ("Leaving in AP mode because HostAPD is not ready.\n");
                return 0;
@@ -6938,7 +6861,7 @@ static int iwl3945_mac_config_interface(struct ieee80211_hw *hw,
                if (priv->ibss_beacon)
                        dev_kfree_skb(priv->ibss_beacon);
 
-               priv->ibss_beacon = conf->beacon;
+               priv->ibss_beacon = ieee80211_beacon_get(hw, vif);
        }
 
        if (iwl3945_is_rfkill(priv))
@@ -6999,11 +6922,18 @@ static void iwl3945_configure_filter(struct ieee80211_hw *hw,
                                 unsigned int *total_flags,
                                 int mc_count, struct dev_addr_list *mc_list)
 {
-       /*
-        * XXX: dummy
-        * see also iwl3945_connection_init_rx_config
-        */
-       *total_flags = 0;
+       struct iwl3945_priv *priv = hw->priv;
+
+       if (changed_flags & (*total_flags) & FIF_OTHER_BSS) {
+               IWL_DEBUG_MAC80211("Enter: type %d (0x%x, 0x%x)\n",
+                                  IEEE80211_IF_TYPE_MNTR,
+                                  changed_flags, *total_flags);
+               /* queue work 'cuz mac80211 is holding a lock which
+                * prevents us from issuing (synchronous) f/w cmds */
+               queue_work(priv->workqueue, &priv->set_monitor);
+       }
+       *total_flags &= FIF_OTHER_BSS | FIF_ALLMULTI |
+                       FIF_BCN_PRBRESP_PROMISC | FIF_CONTROL;
 }
 
 static void iwl3945_mac_remove_interface(struct ieee80211_hw *hw,
@@ -7061,9 +6991,10 @@ static int iwl3945_mac_hw_scan(struct ieee80211_hw *hw, u8 *ssid, size_t len)
                rc = -EAGAIN;
                goto out_unlock;
        }
-       /* if we just finished scan ask for delay */
-       if (priv->last_scan_jiffies && time_after(priv->last_scan_jiffies +
-                               IWL_DELAY_NEXT_SCAN, jiffies)) {
+       /* if we just finished scan ask for delay for a broadcast scan */
+       if ((len == 0) && priv->last_scan_jiffies &&
+           time_after(priv->last_scan_jiffies + IWL_DELAY_NEXT_SCAN,
+                      jiffies)) {
                rc = -EAGAIN;
                goto out_unlock;
        }
@@ -7150,7 +7081,7 @@ static int iwl3945_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
        return rc;
 }
 
-static int iwl3945_mac_conf_tx(struct ieee80211_hw *hw, int queue,
+static int iwl3945_mac_conf_tx(struct ieee80211_hw *hw, u16 queue,
                           const struct ieee80211_tx_queue_params *params)
 {
        struct iwl3945_priv *priv = hw->priv;
@@ -7224,9 +7155,9 @@ static int iwl3945_mac_get_tx_stats(struct ieee80211_hw *hw,
                q = &txq->q;
                avail = iwl3945_queue_space(q);
 
-               stats->data[i].len = q->n_window - avail;
-               stats->data[i].limit = q->n_window - q->high_mark;
-               stats->data[i].count = q->n_window;
+               stats[i].len = q->n_window - avail;
+               stats[i].limit = q->n_window - q->high_mark;
+               stats[i].count = q->n_window;
 
        }
        spin_unlock_irqrestore(&priv->lock, flags);
@@ -7315,8 +7246,7 @@ static void iwl3945_mac_reset_tsf(struct ieee80211_hw *hw)
 
 }
 
-static int iwl3945_mac_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb,
-                                struct ieee80211_tx_control *control)
+static int iwl3945_mac_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb)
 {
        struct iwl3945_priv *priv = hw->priv;
        unsigned long flags;
@@ -7398,37 +7328,6 @@ static DRIVER_ATTR(debug_level, S_IWUSR | S_IRUGO,
 
 #endif /* CONFIG_IWL3945_DEBUG */
 
-static ssize_t show_rf_kill(struct device *d,
-                           struct device_attribute *attr, char *buf)
-{
-       /*
-        * 0 - RF kill not enabled
-        * 1 - SW based RF kill active (sysfs)
-        * 2 - HW based RF kill active
-        * 3 - Both HW and SW based RF kill active
-        */
-       struct iwl3945_priv *priv = (struct iwl3945_priv *)d->driver_data;
-       int val = (test_bit(STATUS_RF_KILL_SW, &priv->status) ? 0x1 : 0x0) |
-                 (test_bit(STATUS_RF_KILL_HW, &priv->status) ? 0x2 : 0x0);
-
-       return sprintf(buf, "%i\n", val);
-}
-
-static ssize_t store_rf_kill(struct device *d,
-                            struct device_attribute *attr,
-                            const char *buf, size_t count)
-{
-       struct iwl3945_priv *priv = (struct iwl3945_priv *)d->driver_data;
-
-       mutex_lock(&priv->mutex);
-       iwl3945_radio_kill_sw(priv, buf[0] == '1');
-       mutex_unlock(&priv->mutex);
-
-       return count;
-}
-
-static DEVICE_ATTR(rf_kill, S_IWUSR | S_IRUGO, show_rf_kill, store_rf_kill);
-
 static ssize_t show_temperature(struct device *d,
                                struct device_attribute *attr, char *buf)
 {
@@ -7879,6 +7778,7 @@ static void iwl3945_setup_deferred_work(struct iwl3945_priv *priv)
        INIT_WORK(&priv->abort_scan, iwl3945_bg_abort_scan);
        INIT_WORK(&priv->rf_kill, iwl3945_bg_rf_kill);
        INIT_WORK(&priv->beacon_update, iwl3945_bg_beacon_update);
+       INIT_WORK(&priv->set_monitor, iwl3945_bg_set_monitor);
        INIT_DELAYED_WORK(&priv->post_associate, iwl3945_bg_post_associate);
        INIT_DELAYED_WORK(&priv->init_alive_start, iwl3945_bg_init_alive_start);
        INIT_DELAYED_WORK(&priv->alive_start, iwl3945_bg_alive_start);
@@ -7913,7 +7813,6 @@ static struct attribute *iwl3945_sysfs_entries[] = {
 #endif
        &dev_attr_power_level.attr,
        &dev_attr_retry_rate.attr,
-       &dev_attr_rf_kill.attr,
        &dev_attr_rs_window.attr,
        &dev_attr_statistics.attr,
        &dev_attr_status.attr,
@@ -7943,7 +7842,6 @@ static struct ieee80211_ops iwl3945_hw_ops = {
        .conf_tx = iwl3945_mac_conf_tx,
        .get_tsf = iwl3945_mac_get_tsf,
        .reset_tsf = iwl3945_mac_reset_tsf,
-       .beacon_update = iwl3945_mac_beacon_update,
        .hw_scan = iwl3945_mac_hw_scan
 };
 
@@ -7953,7 +7851,6 @@ static int iwl3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e
        struct iwl3945_priv *priv;
        struct ieee80211_hw *hw;
        struct iwl_3945_cfg *cfg = (struct iwl_3945_cfg *)(ent->driver_data);
-       int i;
        unsigned long flags;
        DECLARE_MAC_BUF(mac);
 
@@ -8001,17 +7898,9 @@ static int iwl3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e
 
        priv->ibss_beacon = NULL;
 
-       /* Tell mac80211 and its clients (e.g. Wireless Extensions)
-        *   the range of signal quality values that we'll provide.
-        * Negative values for level/noise indicate that we'll provide dBm.
-        * For WE, at least, non-0 values here *enable* display of values
-        *   in app (iwconfig). */
-       hw->max_rssi = -20;     /* signal level, negative indicates dBm */
-       hw->max_noise = -20;    /* noise level, negative indicates dBm */
-       hw->max_signal = 100;   /* link quality indication (%) */
-
-       /* Tell mac80211 our Tx characteristics */
-       hw->flags = IEEE80211_HW_HOST_GEN_BEACON_TEMPLATE;
+       /* Tell mac80211 our characteristics */
+       hw->flags = IEEE80211_HW_SIGNAL_DBM |
+                   IEEE80211_HW_NOISE_DBM;
 
        /* 4 EDCA QOS priorities */
        hw->queues = 4;
@@ -8021,9 +7910,6 @@ static int iwl3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e
        spin_lock_init(&priv->sta_lock);
        spin_lock_init(&priv->hcmd_lock);
 
-       for (i = 0; i < IWL_IBSS_MAC_HASH_SIZE; i++)
-               INIT_LIST_HEAD(&priv->ibss_mac_hash[i]);
-
        INIT_LIST_HEAD(&priv->free_frames);
 
        mutex_init(&priv->mutex);
@@ -8161,6 +8047,11 @@ static int iwl3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e
        pci_save_state(pdev);
        pci_disable_device(pdev);
 
+       err = iwl3945_rfkill_init(priv);
+       if (err)
+               IWL_ERROR("Unable to initialize RFKILL system. "
+                                 "Ignoring error: %d\n", err);
+
        return 0;
 
  out_free_geos:
@@ -8191,8 +8082,6 @@ static int iwl3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e
 static void __devexit iwl3945_pci_remove(struct pci_dev *pdev)
 {
        struct iwl3945_priv *priv = pci_get_drvdata(pdev);
-       struct list_head *p, *q;
-       int i;
        unsigned long flags;
 
        if (!priv)
@@ -8213,16 +8102,9 @@ static void __devexit iwl3945_pci_remove(struct pci_dev *pdev)
 
        iwl_synchronize_irq(priv);
 
-       /* Free MAC hash list for ADHOC */
-       for (i = 0; i < IWL_IBSS_MAC_HASH_SIZE; i++) {
-               list_for_each_safe(p, q, &priv->ibss_mac_hash[i]) {
-                       list_del(p);
-                       kfree(list_entry(p, struct iwl3945_ibss_seq, list));
-               }
-       }
-
        sysfs_remove_group(&pdev->dev.kobj, &iwl3945_attribute_group);
 
+       iwl3945_rfkill_unregister(priv);
        iwl3945_dealloc_ucode_pci(priv);
 
        if (priv->rxq.bd)
@@ -8252,7 +8134,7 @@ static void __devexit iwl3945_pci_remove(struct pci_dev *pdev)
 
        iwl3945_free_channel_map(priv);
        iwl3945_free_geos(priv);
-
+       kfree(priv->scan);
        if (priv->ibss_beacon)
                dev_kfree_skb(priv->ibss_beacon);
 
@@ -8291,6 +8173,114 @@ static int iwl3945_pci_resume(struct pci_dev *pdev)
 
 #endif /* CONFIG_PM */
 
+/*************** RFKILL FUNCTIONS **********/
+#ifdef CONFIG_IWL3945_RFKILL
+/* software rf-kill from user */
+static int iwl3945_rfkill_soft_rf_kill(void *data, enum rfkill_state state)
+{
+       struct iwl3945_priv *priv = data;
+       int err = 0;
+
+       if (!priv->rfkill)
+       return 0;
+
+       if (test_bit(STATUS_EXIT_PENDING, &priv->status))
+               return 0;
+
+       IWL_DEBUG_RF_KILL("we recieved soft RFKILL set to state %d\n", state);
+       mutex_lock(&priv->mutex);
+
+       switch (state) {
+       case RFKILL_STATE_UNBLOCKED:
+               if (iwl3945_is_rfkill_hw(priv)) {
+                       err = -EBUSY;
+                       goto out_unlock;
+               }
+               iwl3945_radio_kill_sw(priv, 0);
+               break;
+       case RFKILL_STATE_SOFT_BLOCKED:
+               iwl3945_radio_kill_sw(priv, 1);
+               break;
+       default:
+               IWL_WARNING("we recieved unexpected RFKILL state %d\n", state);
+               break;
+       }
+out_unlock:
+       mutex_unlock(&priv->mutex);
+
+       return err;
+}
+
+int iwl3945_rfkill_init(struct iwl3945_priv *priv)
+{
+       struct device *device = wiphy_dev(priv->hw->wiphy);
+       int ret = 0;
+
+       BUG_ON(device == NULL);
+
+       IWL_DEBUG_RF_KILL("Initializing RFKILL.\n");
+       priv->rfkill = rfkill_allocate(device, RFKILL_TYPE_WLAN);
+       if (!priv->rfkill) {
+               IWL_ERROR("Unable to allocate rfkill device.\n");
+               ret = -ENOMEM;
+               goto error;
+       }
+
+       priv->rfkill->name = priv->cfg->name;
+       priv->rfkill->data = priv;
+       priv->rfkill->state = RFKILL_STATE_UNBLOCKED;
+       priv->rfkill->toggle_radio = iwl3945_rfkill_soft_rf_kill;
+       priv->rfkill->user_claim_unsupported = 1;
+
+       priv->rfkill->dev.class->suspend = NULL;
+       priv->rfkill->dev.class->resume = NULL;
+
+       ret = rfkill_register(priv->rfkill);
+       if (ret) {
+               IWL_ERROR("Unable to register rfkill: %d\n", ret);
+               goto freed_rfkill;
+       }
+
+       IWL_DEBUG_RF_KILL("RFKILL initialization complete.\n");
+       return ret;
+
+freed_rfkill:
+       if (priv->rfkill != NULL)
+               rfkill_free(priv->rfkill);
+       priv->rfkill = NULL;
+
+error:
+       IWL_DEBUG_RF_KILL("RFKILL initialization complete.\n");
+       return ret;
+}
+
+void iwl3945_rfkill_unregister(struct iwl3945_priv *priv)
+{
+       if (priv->rfkill)
+               rfkill_unregister(priv->rfkill);
+
+       priv->rfkill = NULL;
+}
+
+/* set rf-kill to the right state. */
+void iwl3945_rfkill_set_hw_state(struct iwl3945_priv *priv)
+{
+
+       if (!priv->rfkill)
+               return;
+
+       if (iwl3945_is_rfkill_hw(priv)) {
+               rfkill_force_state(priv->rfkill, RFKILL_STATE_HARD_BLOCKED);
+               return;
+       }
+
+       if (!iwl3945_is_rfkill_sw(priv))
+               rfkill_force_state(priv->rfkill, RFKILL_STATE_UNBLOCKED);
+       else
+               rfkill_force_state(priv->rfkill, RFKILL_STATE_SOFT_BLOCKED);
+}
+#endif
+
 /*****************************************************************************
  *
  * driver and module entry point