Merge branch 'for-davem' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6

5 files changed, 100 insertions, 11 deletions

diff --git a/include/linux/nl80211.h b/include/linux/nl80211.h
index f0518b0278a9..c08709fe36fc 100644
--- a/include/linux/nl80211.h
+++ b/include/linux/nl80211.h
@@ -315,8 +315,8 @@
  *      channel for the specified amount of time. This can be used to do
  *      off-channel operations like transmit a Public Action frame and wait for
  *      a response while being associated to an AP on another channel.
- *      %NL80211_ATTR_WIPHY or %NL80211_ATTR_IFINDEX is used to specify which
- *      radio is used. %NL80211_ATTR_WIPHY_FREQ is used to specify the
+ *      %NL80211_ATTR_IFINDEX is used to specify which interface (and thus
+ *      radio) is used. %NL80211_ATTR_WIPHY_FREQ is used to specify the
  *      frequency for the operation and %NL80211_ATTR_WIPHY_CHANNEL_TYPE may be
  *      optionally used to specify additional channel parameters.
  *      %NL80211_ATTR_DURATION is used to specify the duration in milliseconds
@@ -387,6 +387,8 @@
  *      of any other interfaces, and other interfaces will again take
  *      precedence when they are used.
  *
+ * @NL80211_CMD_SET_WDS_PEER: Set the MAC address of the peer on a WDS interface.
+ *
  * @NL80211_CMD_MAX: highest used command number
  * @__NL80211_CMD_AFTER_LAST: internal use
  */
@@ -489,6 +491,7 @@ enum nl80211_commands {
         NL80211_CMD_NOTIFY_CQM,
 
         NL80211_CMD_SET_CHANNEL,
+        NL80211_CMD_SET_WDS_PEER,
 
         /* add new commands above here */
 
@@ -798,6 +801,9 @@ enum nl80211_commands {
  *      This is used in association with @NL80211_ATTR_WIPHY_TX_POWER_SETTING
  *      for non-automatic settings.
  *
+ * @NL80211_ATTR_SUPPORT_IBSS_RSN: The device supports IBSS RSN, which mostly
+ *      means support for per-station GTKs.
+ *
  * @NL80211_ATTR_MAX: highest attribute number currently defined
  * @__NL80211_ATTR_AFTER_LAST: internal use
  */
@@ -965,6 +971,8 @@ enum nl80211_attrs {
         NL80211_ATTR_CONTROL_PORT_ETHERTYPE,
         NL80211_ATTR_CONTROL_PORT_NO_ENCRYPT,
 
+        NL80211_ATTR_SUPPORT_IBSS_RSN,
+
         /* add attributes here, update the policy in nl80211.c */
 
         __NL80211_ATTR_AFTER_LAST,
@@ -1129,6 +1137,8 @@ enum nl80211_rate_info {
  * @NL80211_STA_INFO_RX_PACKETS: total received packet (u32, from this station)
  * @NL80211_STA_INFO_TX_PACKETS: total transmitted packets (u32, to this
  *      station)
+ * @NL80211_STA_INFO_TX_RETRIES: total retries (u32, to this station)
+ * @NL80211_STA_INFO_TX_FAILED: total failed packets (u32, to this station)
  */
 enum nl80211_sta_info {
         __NL80211_STA_INFO_INVALID,
@@ -1142,6 +1152,8 @@ enum nl80211_sta_info {
         NL80211_STA_INFO_TX_BITRATE,
         NL80211_STA_INFO_RX_PACKETS,
         NL80211_STA_INFO_TX_PACKETS,
+        NL80211_STA_INFO_TX_RETRIES,
+        NL80211_STA_INFO_TX_FAILED,
 
         /* keep last */
         __NL80211_STA_INFO_AFTER_LAST,
@@ -1400,6 +1412,7 @@ enum nl80211_reg_rule_flags {
  * @__NL80211_SURVEY_INFO_INVALID: attribute number 0 is reserved
  * @NL80211_SURVEY_INFO_FREQUENCY: center frequency of channel
  * @NL80211_SURVEY_INFO_NOISE: noise level of channel (u8, dBm)
+ * @NL80211_SURVEY_INFO_IN_USE: channel is currently being used
  * @NL80211_SURVEY_INFO_MAX: highest survey info attribute number
  *      currently defined
  * @__NL80211_SURVEY_INFO_AFTER_LAST: internal use
@@ -1408,6 +1421,7 @@ enum nl80211_survey_info {
         __NL80211_SURVEY_INFO_INVALID,
         NL80211_SURVEY_INFO_FREQUENCY,
         NL80211_SURVEY_INFO_NOISE,
+        NL80211_SURVEY_INFO_IN_USE,
 
         /* keep last */
         __NL80211_SURVEY_INFO_AFTER_LAST,
@@ -1654,11 +1668,14 @@ enum nl80211_auth_type {
  * @NL80211_KEYTYPE_GROUP: Group (broadcast/multicast) key
  * @NL80211_KEYTYPE_PAIRWISE: Pairwise (unicast/individual) key
  * @NL80211_KEYTYPE_PEERKEY: PeerKey (DLS)
+ * @NUM_NL80211_KEYTYPES: number of defined key types
  */
 enum nl80211_key_type {
         NL80211_KEYTYPE_GROUP,
         NL80211_KEYTYPE_PAIRWISE,
         NL80211_KEYTYPE_PEERKEY,
+
+        NUM_NL80211_KEYTYPES
 };
 
 /**
@@ -1689,6 +1706,9 @@ enum nl80211_wpa_versions {
  *      CCMP keys, each six bytes in little endian
  * @NL80211_KEY_DEFAULT: flag indicating default key
  * @NL80211_KEY_DEFAULT_MGMT: flag indicating default management key
+ * @NL80211_KEY_TYPE: the key type from enum nl80211_key_type, if not
+ *      specified the default depends on whether a MAC address was
+ *      given with the command using the key or not (u32)
  * @__NL80211_KEY_AFTER_LAST: internal
  * @NL80211_KEY_MAX: highest key attribute
  */
@@ -1700,6 +1720,7 @@ enum nl80211_key_attributes {
         NL80211_KEY_SEQ,
         NL80211_KEY_DEFAULT,
         NL80211_KEY_DEFAULT_MGMT,
+        NL80211_KEY_TYPE,
 
         /* keep last */
         __NL80211_KEY_AFTER_LAST,
diff --git a/include/linux/wl12xx.h b/include/linux/wl12xx.h
index 95deae3968f4..4f902e1908aa 100644
--- a/include/linux/wl12xx.h
+++ b/include/linux/wl12xx.h
@@ -32,7 +32,20 @@ struct wl12xx_platform_data {
         int board_ref_clock;
 };
 
+#ifdef CONFIG_WL12XX_PLATFORM_DATA
+
 int wl12xx_set_platform_data(const struct wl12xx_platform_data *data);
+
+#else
+
+static inline
+int wl12xx_set_platform_data(const struct wl12xx_platform_data *data)
+{
+        return -ENOSYS;
+}
+
+#endif
+
 const struct wl12xx_platform_data *wl12xx_get_platform_data(void);
 
 #endif
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index a0613ff62c97..0778d04b3bbe 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -293,12 +293,14 @@ struct key_params {
  * enum survey_info_flags - survey information flags
  *
  * @SURVEY_INFO_NOISE_DBM: noise (in dBm) was filled in
+ * @SURVEY_INFO_IN_USE: channel is currently being used
  *
  * Used by the driver to indicate which info in &struct survey_info
  * it has filled in during the get_survey().
  */
 enum survey_info_flags {
         SURVEY_INFO_NOISE_DBM = 1<<0,
+        SURVEY_INFO_IN_USE = 1<<1,
 };
 
 /**
@@ -399,6 +401,8 @@ struct station_parameters {
  *  (tx_bitrate, tx_bitrate_flags and tx_bitrate_mcs)
  * @STATION_INFO_RX_PACKETS: @rx_packets filled
  * @STATION_INFO_TX_PACKETS: @tx_packets filled
+ * @STATION_INFO_TX_RETRIES: @tx_retries filled
+ * @STATION_INFO_TX_FAILED: @tx_failed filled
  */
 enum station_info_flags {
         STATION_INFO_INACTIVE_TIME      = 1<<0,
@@ -411,6 +415,8 @@ enum station_info_flags {
         STATION_INFO_TX_BITRATE         = 1<<7,
         STATION_INFO_RX_PACKETS         = 1<<8,
         STATION_INFO_TX_PACKETS         = 1<<9,
+        STATION_INFO_TX_RETRIES         = 1<<10,
+        STATION_INFO_TX_FAILED          = 1<<11,
 };
 
 /**
@@ -460,6 +466,8 @@ struct rate_info {
  * @txrate: current unicast bitrate to this station
  * @rx_packets: packets received from this station
  * @tx_packets: packets transmitted to this station
+ * @tx_retries: cumulative retry counts
+ * @tx_failed: number of failed transmissions (retries exceeded, no ACK)
  * @generation: generation number for nl80211 dumps.
  *      This number should increase every time the list of stations
  *      changes, i.e. when a station is added or removed, so that
@@ -477,6 +485,8 @@ struct station_info {
         struct rate_info txrate;
         u32 rx_packets;
         u32 tx_packets;
+        u32 tx_retries;
+        u32 tx_failed;
 
         int generation;
 };
@@ -1128,13 +1138,14 @@ struct cfg80211_ops {
                                        struct vif_params *params);
 
         int     (*add_key)(struct wiphy *wiphy, struct net_device *netdev,
-                           u8 key_index, const u8 *mac_addr,
+                           u8 key_index, bool pairwise, const u8 *mac_addr,
                            struct key_params *params);
         int     (*get_key)(struct wiphy *wiphy, struct net_device *netdev,
-                           u8 key_index, const u8 *mac_addr, void *cookie,
+                           u8 key_index, bool pairwise, const u8 *mac_addr,
+                           void *cookie,
                            void (*callback)(void *cookie, struct key_params*));
         int     (*del_key)(struct wiphy *wiphy, struct net_device *netdev,
-                           u8 key_index, const u8 *mac_addr);
+                           u8 key_index, bool pairwise, const u8 *mac_addr);
         int     (*set_default_key)(struct wiphy *wiphy,
                                    struct net_device *netdev,
                                    u8 key_index);
@@ -1218,7 +1229,7 @@ struct cfg80211_ops {
         int     (*get_tx_power)(struct wiphy *wiphy, int *dbm);
 
         int     (*set_wds_peer)(struct wiphy *wiphy, struct net_device *dev,
-                                u8 *addr);
+                                const u8 *addr);
 
         void    (*rfkill_poll)(struct wiphy *wiphy);
 
@@ -1302,6 +1313,7 @@ struct cfg80211_ops {
  * @WIPHY_FLAG_CONTROL_PORT_PROTOCOL: This device supports setting the
  *      control port protocol ethertype. The device also honours the
  *      control_port_no_encrypt flag.
+ * @WIPHY_FLAG_IBSS_RSN: The device supports IBSS RSN.
  */
 enum wiphy_flags {
         WIPHY_FLAG_CUSTOM_REGULATORY            = BIT(0),
@@ -1312,6 +1324,7 @@ enum wiphy_flags {
         WIPHY_FLAG_4ADDR_AP                     = BIT(5),
         WIPHY_FLAG_4ADDR_STATION                = BIT(6),
         WIPHY_FLAG_CONTROL_PORT_PROTOCOL        = BIT(7),
+        WIPHY_FLAG_IBSS_RSN                     = BIT(7),
 };
 
 struct mac_address {
@@ -2551,8 +2564,6 @@ void cfg80211_cqm_rssi_notify(struct net_device *dev,
                               enum nl80211_cqm_rssi_threshold_event rssi_event,
                               gfp_t gfp);
 
-#ifdef __KERNEL__
-
 /* Logging, debugging and troubleshooting/diagnostic helpers. */
 
 /* wiphy_printk helpers, similar to dev_printk */
@@ -2599,6 +2610,4 @@ void cfg80211_cqm_rssi_notify(struct net_device *dev,
 #define wiphy_WARN(wiphy, format, args...)                      \
         WARN(1, "wiphy: %s\n" format, wiphy_name(wiphy), ##args);
 
-#endif
-
 #endif /* __NET_CFG80211_H */
diff --git a/include/net/genetlink.h b/include/net/genetlink.h
index f7dcd2c70412..8a64b811a39a 100644
--- a/include/net/genetlink.h
+++ b/include/net/genetlink.h
@@ -20,6 +20,9 @@ struct genl_multicast_group {
         u32                     id;
 };
 
+struct genl_ops;
+struct genl_info;
+
 /**
  * struct genl_family - generic netlink family
  * @id: protocol family idenfitier
@@ -29,6 +32,10 @@ struct genl_multicast_group {
  * @maxattr: maximum number of attributes supported
  * @netnsok: set to true if the family can handle network
  *      namespaces and should be presented in all of them
+ * @pre_doit: called before an operation's doit callback, it may
+ *      do additional, common, filtering and return an error
+ * @post_doit: called after an operation's doit callback, it may
+ *      undo operations done by pre_doit, for example release locks
  * @attrbuf: buffer to store parsed attributes
  * @ops_list: list of all assigned operations
  * @family_list: family list
@@ -41,6 +48,12 @@ struct genl_family {
         unsigned int            version;
         unsigned int            maxattr;
         bool                    netnsok;
+        int                     (*pre_doit)(struct genl_ops *ops,
+                                            struct sk_buff *skb,
+                                            struct genl_info *info);
+        void                    (*post_doit)(struct genl_ops *ops,
+                                             struct sk_buff *skb,
+                                             struct genl_info *info);
         struct nlattr **        attrbuf;        /* private */
         struct list_head        ops_list;       /* private */
         struct list_head        family_list;    /* private */
@@ -55,6 +68,8 @@ struct genl_family {
  * @genlhdr: generic netlink message header
  * @userhdr: user specific header
  * @attrs: netlink attributes
+ * @_net: network namespace
+ * @user_ptr: user pointers
  */
 struct genl_info {
         u32                     snd_seq;
@@ -66,6 +81,7 @@ struct genl_info {
 #ifdef CONFIG_NET_NS
         struct net *            _net;
 #endif
+        void *                  user_ptr[2];
 };
 
 static inline struct net *genl_info_net(struct genl_info *info)
@@ -81,6 +97,7 @@ static inline void genl_info_net_set(struct genl_info *info, struct net *net)
 /**
  * struct genl_ops - generic netlink operations
  * @cmd: command identifier
+ * @internal_flags: flags used by the family
  * @flags: flags
  * @policy: attribute validation policy
  * @doit: standard command callback
@@ -90,6 +107,7 @@ static inline void genl_info_net_set(struct genl_info *info, struct net *net)
  */
 struct genl_ops {
         u8                      cmd;
+        u8                      internal_flags;
         unsigned int            flags;
         const struct nla_policy *policy;
         int                    (*doit)(struct sk_buff *skb,
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index fe8b9dae4dee..33aa2e39147b 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -1041,6 +1041,13 @@ enum ieee80211_tkip_key_type {
  * @IEEE80211_HW_NEED_DTIM_PERIOD:
  *      This device needs to know the DTIM period for the BSS before
  *      associating.
+ *
+ * @IEEE80211_HW_SUPPORTS_PER_STA_GTK: The device's crypto engine supports
+ *      per-station GTKs as used by IBSS RSN or during fast transition. If
+ *      the device doesn't support per-station GTKs, but can be asked not
+ *      to decrypt group addressed frames, then IBSS RSN support is still
+ *      possible but software crypto will be used. Advertise the wiphy flag
+ *      only in that case.
  */
 enum ieee80211_hw_flags {
         IEEE80211_HW_HAS_RATE_CONTROL                   = 1<<0,
@@ -1064,6 +1071,7 @@ enum ieee80211_hw_flags {
         IEEE80211_HW_REPORTS_TX_ACK_STATUS              = 1<<18,
         IEEE80211_HW_CONNECTION_MONITOR                 = 1<<19,
         IEEE80211_HW_SUPPORTS_CQM_RSSI                  = 1<<20,
+        IEEE80211_HW_SUPPORTS_PER_STA_GTK               = 1<<21,
 };
 
 /**
@@ -1109,7 +1117,10 @@ enum ieee80211_hw_flags {
  * @sta_data_size: size (in bytes) of the drv_priv data area
  *      within &struct ieee80211_sta.
  *
- * @max_rates: maximum number of alternate rate retry stages
+ * @max_rates: maximum number of alternate rate retry stages the hw
+ *      can handle.
+ * @max_report_rates: maximum number of alternate rate retry stages
+ *      the hw can report back.
  * @max_rate_tries: maximum number of tries for each stage
  *
  * @napi_weight: weight used for NAPI polling.  You must specify an
@@ -1131,6 +1142,7 @@ struct ieee80211_hw {
         u16 max_listen_interval;
         s8 max_signal;
         u8 max_rates;
+        u8 max_report_rates;
         u8 max_rate_tries;
 };
 
@@ -2578,6 +2590,22 @@ void ieee80211_chswitch_done(struct ieee80211_vif *vif, bool success);
 void ieee80211_request_smps(struct ieee80211_vif *vif,
                             enum ieee80211_smps_mode smps_mode);
 
+/**
+ * ieee80211_key_removed - disable hw acceleration for key
+ * @key_conf: The key hw acceleration should be disabled for
+ *
+ * This allows drivers to indicate that the given key has been
+ * removed from hardware acceleration, due to a new key that
+ * was added. Don't use this if the key can continue to be used
+ * for TX, if the key restriction is on RX only it is permitted
+ * to keep the key for TX only and not call this function.
+ *
+ * Due to locking constraints, it may only be called during
+ * @set_key. This function must be allowed to sleep, and the
+ * key it tries to disable may still be used until it returns.
+ */
+void ieee80211_key_removed(struct ieee80211_key_conf *key_conf);
+
 /* Rate control API */
 
 /**