Merge branch 'upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6 into upstream

8 files changed, 134 insertions, 62 deletions

diff --git a/net/ieee80211/ieee80211_crypt_tkip.c b/net/ieee80211/ieee80211_crypt_tkip.c
index 93def94c1b32..3fa5df2e1f0b 100644
--- a/net/ieee80211/ieee80211_crypt_tkip.c
+++ b/net/ieee80211/ieee80211_crypt_tkip.c
@@ -501,8 +501,11 @@ static int michael_mic(struct ieee80211_tkip_data *tkey, u8 * key, u8 * hdr,
 static void michael_mic_hdr(struct sk_buff *skb, u8 * hdr)
 {
         struct ieee80211_hdr_4addr *hdr11;
+        u16 stype;
 
         hdr11 = (struct ieee80211_hdr_4addr *)skb->data;
+        stype  = WLAN_FC_GET_STYPE(le16_to_cpu(hdr11->frame_ctl));
+
         switch (le16_to_cpu(hdr11->frame_ctl) &
                 (IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS)) {
         case IEEE80211_FCTL_TODS:
@@ -523,7 +526,13 @@ static void michael_mic_hdr(struct sk_buff *skb, u8 * hdr)
                 break;
         }
 
-        hdr[12] = 0;            /* priority */
+        if (stype & IEEE80211_STYPE_QOS_DATA) {
+                const struct ieee80211_hdr_3addrqos *qoshdr =
+                        (struct ieee80211_hdr_3addrqos *)skb->data;
+                hdr[12] = le16_to_cpu(qoshdr->qos_ctl) & IEEE80211_QCTL_TID;
+        } else
+                hdr[12] = 0;            /* priority */
+
         hdr[13] = hdr[14] = hdr[15] = 0;        /* reserved */
 }
 
diff --git a/net/ieee80211/ieee80211_rx.c b/net/ieee80211/ieee80211_rx.c
index 604b7b0097bc..2bf567fd5a17 100644
--- a/net/ieee80211/ieee80211_rx.c
+++ b/net/ieee80211/ieee80211_rx.c
@@ -369,7 +369,6 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
 
         /* Put this code here so that we avoid duplicating it in all
          * Rx paths. - Jean II */
-#ifdef CONFIG_WIRELESS_EXT
 #ifdef IW_WIRELESS_SPY          /* defined in iw_handler.h */
         /* If spy monitoring on */
         if (ieee->spy_data.spy_number > 0) {
@@ -398,7 +397,6 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
                 wireless_spy_update(ieee->dev, hdr->addr2, &wstats);
         }
 #endif                          /* IW_WIRELESS_SPY */
-#endif                          /* CONFIG_WIRELESS_EXT */
 
 #ifdef NOT_YET
         hostap_update_rx_stats(local->ap, hdr, rx_stats);
@@ -1692,8 +1690,8 @@ void ieee80211_rx_mgt(struct ieee80211_device *ieee,
                                      WLAN_FC_GET_STYPE(le16_to_cpu
                                                        (header->frame_ctl)));
 
-                IEEE80211_WARNING("%s: IEEE80211_REASSOC_REQ received\n",
-                                  ieee->dev->name);
+                IEEE80211_DEBUG_MGMT("%s: IEEE80211_REASSOC_REQ received\n",
+                                     ieee->dev->name);
                 if (ieee->handle_reassoc_request != NULL)
                         ieee->handle_reassoc_request(ieee->dev,
                                                     (struct ieee80211_reassoc_request *)
@@ -1705,8 +1703,8 @@ void ieee80211_rx_mgt(struct ieee80211_device *ieee,
                                      WLAN_FC_GET_STYPE(le16_to_cpu
                                                        (header->frame_ctl)));
 
-                IEEE80211_WARNING("%s: IEEE80211_ASSOC_REQ received\n",
-                                  ieee->dev->name);
+                IEEE80211_DEBUG_MGMT("%s: IEEE80211_ASSOC_REQ received\n",
+                                     ieee->dev->name);
                 if (ieee->handle_assoc_request != NULL)
                         ieee->handle_assoc_request(ieee->dev);
                 break;
@@ -1722,10 +1720,10 @@ void ieee80211_rx_mgt(struct ieee80211_device *ieee,
                 IEEE80211_DEBUG_MGMT("received UNKNOWN (%d)\n",
                                      WLAN_FC_GET_STYPE(le16_to_cpu
                                                        (header->frame_ctl)));
-                IEEE80211_WARNING("%s: Unknown management packet: %d\n",
-                                  ieee->dev->name,
-                                  WLAN_FC_GET_STYPE(le16_to_cpu
-                                                    (header->frame_ctl)));
+                IEEE80211_DEBUG_MGMT("%s: Unknown management packet: %d\n",
+                                     ieee->dev->name,
+                                     WLAN_FC_GET_STYPE(le16_to_cpu
+                                                       (header->frame_ctl)));
                 break;
         }
 }
diff --git a/net/ieee80211/ieee80211_tx.c b/net/ieee80211/ieee80211_tx.c
index 8b4332f53394..233d527c6953 100644
--- a/net/ieee80211/ieee80211_tx.c
+++ b/net/ieee80211/ieee80211_tx.c
@@ -220,13 +220,43 @@ static struct ieee80211_txb *ieee80211_alloc_txb(int nr_frags, int txb_size,
         return txb;
 }
 
+static int ieee80211_classify(struct sk_buff *skb)
+{
+        struct ethhdr *eth;
+        struct iphdr *ip;
+
+        eth = (struct ethhdr *)skb->data;
+        if (eth->h_proto != __constant_htons(ETH_P_IP))
+                return 0;
+
+        ip = skb->nh.iph;
+        switch (ip->tos & 0xfc) {
+        case 0x20:
+                return 2;
+        case 0x40:
+                return 1;
+        case 0x60:
+                return 3;
+        case 0x80:
+                return 4;
+        case 0xa0:
+                return 5;
+        case 0xc0:
+                return 6;
+        case 0xe0:
+                return 7;
+        default:
+                return 0;
+        }
+}
+
 /* Incoming skb is converted to a txb which consists of
  * a block of 802.11 fragment packets (stored as skbs) */
 int ieee80211_xmit(struct sk_buff *skb, struct net_device *dev)
 {
         struct ieee80211_device *ieee = netdev_priv(dev);
         struct ieee80211_txb *txb = NULL;
-        struct ieee80211_hdr_3addr *frag_hdr;
+        struct ieee80211_hdr_3addrqos *frag_hdr;
         int i, bytes_per_frag, nr_frags, bytes_last_frag, frag_size,
             rts_required;
         unsigned long flags;
@@ -234,9 +264,10 @@ int ieee80211_xmit(struct sk_buff *skb, struct net_device *dev)
         int ether_type, encrypt, host_encrypt, host_encrypt_msdu, host_build_iv;
         int bytes, fc, hdr_len;
         struct sk_buff *skb_frag;
-        struct ieee80211_hdr_3addr header = {   /* Ensure zero initialized */
+        struct ieee80211_hdr_3addrqos header = {/* Ensure zero initialized */
                 .duration_id = 0,
-                .seq_ctl = 0
+                .seq_ctl = 0,
+                .qos_ctl = 0
         };
         u8 dest[ETH_ALEN], src[ETH_ALEN];
         struct ieee80211_crypt_data *crypt;
@@ -282,12 +313,6 @@ int ieee80211_xmit(struct sk_buff *skb, struct net_device *dev)
         memcpy(dest, skb->data, ETH_ALEN);
         memcpy(src, skb->data + ETH_ALEN, ETH_ALEN);
 
-        /* Advance the SKB to the start of the payload */
-        skb_pull(skb, sizeof(struct ethhdr));
-
-        /* Determine total amount of storage required for TXB packets */
-        bytes = skb->len + SNAP_SIZE + sizeof(u16);
-
         if (host_encrypt || host_build_iv)
                 fc = IEEE80211_FTYPE_DATA | IEEE80211_STYPE_DATA |
                     IEEE80211_FCTL_PROTECTED;
@@ -306,9 +331,23 @@ int ieee80211_xmit(struct sk_buff *skb, struct net_device *dev)
                 memcpy(header.addr2, src, ETH_ALEN);
                 memcpy(header.addr3, ieee->bssid, ETH_ALEN);
         }
-        header.frame_ctl = cpu_to_le16(fc);
         hdr_len = IEEE80211_3ADDR_LEN;
 
+        if (ieee->is_qos_active && ieee->is_qos_active(dev, skb)) {
+                fc |= IEEE80211_STYPE_QOS_DATA;
+                hdr_len += 2;
+
+                skb->priority = ieee80211_classify(skb);
+                header.qos_ctl |= skb->priority & IEEE80211_QCTL_TID;
+        }
+        header.frame_ctl = cpu_to_le16(fc);
+
+        /* Advance the SKB to the start of the payload */
+        skb_pull(skb, sizeof(struct ethhdr));
+
+        /* Determine total amount of storage required for TXB packets */
+        bytes = skb->len + SNAP_SIZE + sizeof(u16);
+
         /* Encrypt msdu first on the whole data packet. */
         if ((host_encrypt || host_encrypt_msdu) &&
             crypt && crypt->ops && crypt->ops->encrypt_msdu) {
@@ -402,7 +441,7 @@ int ieee80211_xmit(struct sk_buff *skb, struct net_device *dev)
         if (rts_required) {
                 skb_frag = txb->fragments[0];
                 frag_hdr =
-                    (struct ieee80211_hdr_3addr *)skb_put(skb_frag, hdr_len);
+                    (struct ieee80211_hdr_3addrqos *)skb_put(skb_frag, hdr_len);
 
                 /*
                  * Set header frame_ctl to the RTS.
@@ -433,7 +472,7 @@ int ieee80211_xmit(struct sk_buff *skb, struct net_device *dev)
                                     crypt->ops->extra_mpdu_prefix_len);
 
                 frag_hdr =
-                    (struct ieee80211_hdr_3addr *)skb_put(skb_frag, hdr_len);
+                    (struct ieee80211_hdr_3addrqos *)skb_put(skb_frag, hdr_len);
                 memcpy(frag_hdr, &header, hdr_len);
 
                 /* If this is not the last fragment, then add the MOREFRAGS
diff --git a/net/ieee80211/ieee80211_wx.c b/net/ieee80211/ieee80211_wx.c
index b885fd189403..0ea55cb5f172 100644
--- a/net/ieee80211/ieee80211_wx.c
+++ b/net/ieee80211/ieee80211_wx.c
@@ -50,7 +50,8 @@ static char *ieee80211_translate_scan(struct ieee80211_device *ieee,
         char *p;
         struct iw_event iwe;
         int i, j;
-        u8 max_rate, rate;
+        char *current_val;      /* For rates */
+        u8 rate;
 
         /* First entry *MUST* be the AP MAC address */
         iwe.cmd = SIOCGIWAP;
@@ -107,9 +108,13 @@ static char *ieee80211_translate_scan(struct ieee80211_device *ieee,
         start = iwe_stream_add_point(start, stop, &iwe, network->ssid);
 
         /* Add basic and extended rates */
-        max_rate = 0;
-        p = custom;
-        p += snprintf(p, MAX_CUSTOM_LEN - (p - custom), " Rates (Mb/s): ");
+        /* Rate : stuffing multiple values in a single event require a bit
+         * more of magic - Jean II */
+        current_val = start + IW_EV_LCP_LEN;
+        iwe.cmd = SIOCGIWRATE;
+        /* Those two flags are ignored... */
+        iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0;
+
         for (i = 0, j = 0; i < network->rates_len;) {
                 if (j < network->rates_ex_len &&
                     ((network->rates_ex[j] & 0x7F) <
@@ -117,28 +122,21 @@ static char *ieee80211_translate_scan(struct ieee80211_device *ieee,
                         rate = network->rates_ex[j++] & 0x7F;
                 else
                         rate = network->rates[i++] & 0x7F;
-                if (rate > max_rate)
-                        max_rate = rate;
-                p += snprintf(p, MAX_CUSTOM_LEN - (p - custom),
-                              "%d%s ", rate >> 1, (rate & 1) ? ".5" : "");
+                /* Bit rate given in 500 kb/s units (+ 0x80) */
+                iwe.u.bitrate.value = ((rate & 0x7f) * 500000);
+                /* Add new value to event */
+                current_val = iwe_stream_add_value(start, current_val, stop, &iwe, IW_EV_PARAM_LEN);
         }
         for (; j < network->rates_ex_len; j++) {
                 rate = network->rates_ex[j] & 0x7F;
-                p += snprintf(p, MAX_CUSTOM_LEN - (p - custom),
-                              "%d%s ", rate >> 1, (rate & 1) ? ".5" : "");
-                if (rate > max_rate)
-                        max_rate = rate;
-        }
-
-        iwe.cmd = SIOCGIWRATE;
-        iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0;
-        iwe.u.bitrate.value = max_rate * 500000;
-        start = iwe_stream_add_event(start, stop, &iwe, IW_EV_PARAM_LEN);
-
-        iwe.cmd = IWEVCUSTOM;
-        iwe.u.data.length = p - custom;
-        if (iwe.u.data.length)
-                start = iwe_stream_add_point(start, stop, &iwe, custom);
+                /* Bit rate given in 500 kb/s units (+ 0x80) */
+                iwe.u.bitrate.value = ((rate & 0x7f) * 500000);
+                /* Add new value to event */
+                current_val = iwe_stream_add_value(start, current_val, stop, &iwe, IW_EV_PARAM_LEN);
+        }
+        /* Check if we added any rate */
+        if((current_val - start) > IW_EV_LCP_LEN)
+                start = current_val;
 
         /* Add quality statistics */
         iwe.cmd = IWEVQUAL;
diff --git a/net/ieee80211/softmac/ieee80211softmac_assoc.c b/net/ieee80211/softmac/ieee80211softmac_assoc.c
index fb79ce7d6439..ea9f5aacce85 100644
--- a/net/ieee80211/softmac/ieee80211softmac_assoc.c
+++ b/net/ieee80211/softmac/ieee80211softmac_assoc.c
@@ -82,7 +82,7 @@ ieee80211softmac_assoc_timeout(void *d)
 }
 
 /* Sends out a disassociation request to the desired AP */
-static void
+void
 ieee80211softmac_disassoc(struct ieee80211softmac_device *mac, u16 reason)
 {
         unsigned long flags;
diff --git a/net/ieee80211/softmac/ieee80211softmac_event.c b/net/ieee80211/softmac/ieee80211softmac_event.c
index 8cc8f3f0f8e7..4b153f7cc96c 100644
--- a/net/ieee80211/softmac/ieee80211softmac_event.c
+++ b/net/ieee80211/softmac/ieee80211softmac_event.c
@@ -38,7 +38,8 @@
  * The event context is private and can only be used from
  * within this module. Its meaning varies with the event
  * type:
- *  SCAN_FINISHED:      no special meaning
+ *  SCAN_FINISHED,
+ *  DISASSOCIATED:      NULL
  *  ASSOCIATED,
  *  ASSOCIATE_FAILED,
  *  ASSOCIATE_TIMEOUT,
@@ -59,15 +60,15 @@
  */
 
 static char *event_descriptions[IEEE80211SOFTMAC_EVENT_LAST+1] = {
-        "scan finished",
-        "associated",
+        NULL, /* scan finished */
+        NULL, /* associated */
         "associating failed",
         "associating timed out",
         "authenticated",
         "authenticating failed",
         "authenticating timed out",
         "associating failed because no suitable network was found",
-        "disassociated",
+        NULL, /* disassociated */
 };
 
 
@@ -136,30 +137,24 @@ ieee80211softmac_call_events_locked(struct ieee80211softmac_device *mac, int eve
                 int we_event;
                 char *msg = NULL;
 
+                memset(&wrqu, '\0', sizeof (union iwreq_data));
+
                 switch(event) {
                 case IEEE80211SOFTMAC_EVENT_ASSOCIATED:
                         network = (struct ieee80211softmac_network *)event_ctx;
-                        wrqu.data.length = 0;
-                        wrqu.data.flags = 0;
                         memcpy(wrqu.ap_addr.sa_data, &network->bssid[0], ETH_ALEN);
-                        wrqu.ap_addr.sa_family = ARPHRD_ETHER;
-                        we_event = SIOCGIWAP;
-                        break;
+                        /* fall through */
                 case IEEE80211SOFTMAC_EVENT_DISASSOCIATED:
-                        wrqu.data.length = 0;
-                        wrqu.data.flags = 0;
-                        memset(&wrqu, '\0', sizeof (union iwreq_data));
                         wrqu.ap_addr.sa_family = ARPHRD_ETHER;
                         we_event = SIOCGIWAP;
                         break;
                 case IEEE80211SOFTMAC_EVENT_SCAN_FINISHED:
-                        wrqu.data.length = 0;
-                        wrqu.data.flags = 0;
-                        memset(&wrqu, '\0', sizeof (union iwreq_data));
                         we_event = SIOCGIWSCAN;
                         break;
                 default:
                         msg = event_descriptions[event];
+                        if (!msg)
+                                msg = "SOFTMAC EVENT BUG";
                         wrqu.data.length = strlen(msg);
                         we_event = IWEVCUSTOM;
                         break;
diff --git a/net/ieee80211/softmac/ieee80211softmac_priv.h b/net/ieee80211/softmac/ieee80211softmac_priv.h
index 65d9816c8ecc..8c95b3abe0cc 100644
--- a/net/ieee80211/softmac/ieee80211softmac_priv.h
+++ b/net/ieee80211/softmac/ieee80211softmac_priv.h
@@ -150,6 +150,7 @@ int ieee80211softmac_handle_disassoc(struct net_device * dev,
 int ieee80211softmac_handle_reassoc_req(struct net_device * dev,
                                         struct ieee80211_reassoc_request * reassoc);
 void ieee80211softmac_assoc_timeout(void *d);
+void ieee80211softmac_disassoc(struct ieee80211softmac_device *mac, u16 reason);
 
 /* some helper functions */
 static inline int ieee80211softmac_scan_handlers_check_self(struct ieee80211softmac_device *sm)
diff --git a/net/ieee80211/softmac/ieee80211softmac_wx.c b/net/ieee80211/softmac/ieee80211softmac_wx.c
index 27edb2b5581a..8d0c22641ca8 100644
--- a/net/ieee80211/softmac/ieee80211softmac_wx.c
+++ b/net/ieee80211/softmac/ieee80211softmac_wx.c
@@ -431,3 +431,35 @@ ieee80211softmac_wx_get_genie(struct net_device *dev,
 }
 EXPORT_SYMBOL_GPL(ieee80211softmac_wx_get_genie);
 
+int
+ieee80211softmac_wx_set_mlme(struct net_device *dev,
+                             struct iw_request_info *info,
+                             union iwreq_data *wrqu,
+                             char *extra)
+{
+        struct ieee80211softmac_device *mac = ieee80211_priv(dev);
+        struct iw_mlme *mlme = (struct iw_mlme *)extra;
+        u16 reason = cpu_to_le16(mlme->reason_code);
+        struct ieee80211softmac_network *net;
+
+        if (memcmp(mac->associnfo.bssid, mlme->addr.sa_data, ETH_ALEN)) {
+                printk(KERN_DEBUG PFX "wx_set_mlme: requested operation on net we don't use\n");
+                return -EINVAL;
+        }
+
+        switch (mlme->cmd) {
+        case IW_MLME_DEAUTH:
+                net = ieee80211softmac_get_network_by_bssid_locked(mac, mlme->addr.sa_data);
+                if (!net) {
+                        printk(KERN_DEBUG PFX "wx_set_mlme: we should know the net here...\n");
+                        return -EINVAL;
+                }
+                return ieee80211softmac_deauth_req(mac, net, reason);
+        case IW_MLME_DISASSOC:
+                ieee80211softmac_disassoc(mac, reason);
+                return 0;
+        default:
+                return -EOPNOTSUPP;
+        }
+}
+EXPORT_SYMBOL_GPL(ieee80211softmac_wx_set_mlme);