4 files changed, 58 insertions, 5 deletions

diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h
index 842701906ae9..19984958ab7b 100644
--- a/include/linux/ieee80211.h
+++ b/include/linux/ieee80211.h
@@ -138,6 +138,8 @@
 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK    0x03
 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT   5
 
+#define IEEE80211_HT_CTL_LEN            4
+
 struct ieee80211_hdr {
         __le16 frame_control;
         __le16 duration_id;
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 2af52704e670..a3f0a7ed31ac 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -1195,6 +1195,10 @@ enum wiphy_flags {
         WIPHY_FLAG_4ADDR_STATION        = BIT(6),
 };
 
+struct mac_address {
+        u8 addr[ETH_ALEN];
+};
+
 /**
  * struct wiphy - wireless hardware description
  * @idx: the wiphy index assigned to this item
@@ -1213,12 +1217,28 @@ enum wiphy_flags {
  *      -1 = fragmentation disabled, only odd values >= 256 used
  * @rts_threshold: RTS threshold (dot11RTSThreshold); -1 = RTS/CTS disabled
  * @net: the network namespace this wiphy currently lives in
+ * @perm_addr: permanent MAC address of this device
+ * @addr_mask: If the device supports multiple MAC addresses by masking,
+ *      set this to a mask with variable bits set to 1, e.g. if the last
+ *      four bits are variable then set it to 00:...:00:0f. The actual
+ *      variable bits shall be determined by the interfaces added, with
+ *      interfaces not matching the mask being rejected to be brought up.
+ * @n_addresses: number of addresses in @addresses.
+ * @addresses: If the device has more than one address, set this pointer
+ *      to a list of addresses (6 bytes each). The first one will be used
+ *      by default for perm_addr. In this case, the mask should be set to
+ *      all-zeroes. In this case it is assumed that the device can handle
+ *      the same number of arbitrary MAC addresses.
  */
 struct wiphy {
         /* assign these fields before you register the wiphy */
 
-        /* permanent MAC address */
+        /* permanent MAC address(es) */
         u8 perm_addr[ETH_ALEN];
+        u8 addr_mask[ETH_ALEN];
+
+        u16 n_addresses;
+        struct mac_address *addresses;
 
         /* Supported interface modes, OR together BIT(NL80211_IFTYPE_...) */
         u16 interface_modes;
@@ -1638,6 +1658,22 @@ void ieee80211_amsdu_to_8023s(struct sk_buff *skb, struct sk_buff_head *list,
  */
 unsigned int cfg80211_classify8021d(struct sk_buff *skb);
 
+/**
+ * cfg80211_find_ie - find information element in data
+ *
+ * @eid: element ID
+ * @ies: data consisting of IEs
+ * @len: length of data
+ *
+ * This function will return %NULL if the element ID could
+ * not be found or if the element is invalid (claims to be
+ * longer than the given data), or a pointer to the first byte
+ * of the requested element, that is the byte containing the
+ * element ID. There are no checks on the element length
+ * other than having to fit into the given data.
+ */
+const u8 *cfg80211_find_ie(u8 eid, const u8 *ies, int len);
+
 /*
  * Regulatory helper functions for wiphys
  */
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index c90047de4428..74ccf30fdf8e 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -186,7 +186,8 @@ enum ieee80211_bss_change {
  * @use_short_slot: use short slot time (only relevant for ERP);
  *      if the hardware cannot handle this it must set the
  *      IEEE80211_HW_2GHZ_SHORT_SLOT_INCAPABLE hardware flag
- * @dtim_period: num of beacons before the next DTIM, for PSM
+ * @dtim_period: num of beacons before the next DTIM, for beaconing,
+ *      not valid in station mode (cf. hw conf ps_dtim_period)
  * @timestamp: beacon timestamp
  * @beacon_int: beacon interval
  * @assoc_capability: capabilities taken from assoc resp
@@ -271,6 +272,11 @@ struct ieee80211_bss_conf {
  *      transmit function after the current frame, this can be used
  *      by drivers to kick the DMA queue only if unset or when the
  *      queue gets full.
+ * @IEEE80211_TX_INTFL_RETRANSMISSION: This frame is being retransmitted
+ *      after TX status because the destination was asleep, it must not
+ *      be modified again (no seqno assignment, crypto, etc.)
+ * @IEEE80211_TX_INTFL_HAS_RADIOTAP: This frame was injected and still
+ *      has a radiotap header at skb->data.
  */
 enum mac80211_tx_control_flags {
         IEEE80211_TX_CTL_REQ_TX_STATUS          = BIT(0),
@@ -291,6 +297,8 @@ enum mac80211_tx_control_flags {
         IEEE80211_TX_INTFL_DONT_ENCRYPT         = BIT(16),
         IEEE80211_TX_CTL_PSPOLL_RESPONSE        = BIT(17),
         IEEE80211_TX_CTL_MORE_FRAMES            = BIT(18),
+        IEEE80211_TX_INTFL_RETRANSMISSION       = BIT(19),
+        IEEE80211_TX_INTFL_HAS_RADIOTAP         = BIT(20),
 };
 
 /**
@@ -644,6 +652,9 @@ enum ieee80211_smps_mode {
  *      value will be only achievable between DTIM frames, the hardware
  *      needs to check for the multicast traffic bit in DTIM beacons.
  *      This variable is valid only when the CONF_PS flag is set.
+ * @ps_dtim_period: The DTIM period of the AP we're connected to, for use
+ *      in power saving. Power saving will not be enabled until a beacon
+ *      has been received and the DTIM period is known.
  * @dynamic_ps_timeout: The dynamic powersave timeout (in ms), see the
  *      powersave documentation below. This variable is valid only when
  *      the CONF_PS flag is set.
@@ -670,6 +681,7 @@ struct ieee80211_conf {
         int max_sleep_period;
 
         u16 listen_interval;
+        u8 ps_dtim_period;
 
         u8 long_frame_max_tx_count, short_frame_max_tx_count;
 
@@ -1485,7 +1497,7 @@ enum ieee80211_ampdu_mlme_action {
  * @update_tkip_key: See the section "Hardware crypto acceleration"
  *      This callback will be called in the context of Rx. Called for drivers
  *      which set IEEE80211_KEY_FLAG_TKIP_REQ_RX_P1_KEY.
- *      The callback can sleep.
+ *      The callback must be atomic.
  *
  * @hw_scan: Ask the hardware to service the scan request, no need to start
  *      the scan state machine in stack. The scan must honour the channel
@@ -1610,8 +1622,10 @@ struct ieee80211_ops {
                        struct ieee80211_vif *vif, struct ieee80211_sta *sta,
                        struct ieee80211_key_conf *key);
         void (*update_tkip_key)(struct ieee80211_hw *hw,
-                        struct ieee80211_key_conf *conf, const u8 *address,
-                        u32 iv32, u16 *phase1key);
+                                struct ieee80211_vif *vif,
+                                struct ieee80211_key_conf *conf,
+                                struct ieee80211_sta *sta,
+                                u32 iv32, u16 *phase1key);
         int (*hw_scan)(struct ieee80211_hw *hw,
                        struct cfg80211_scan_request *req);
         void (*sw_scan_start)(struct ieee80211_hw *hw);
diff --git a/include/net/regulatory.h b/include/net/regulatory.h
index 47995b81c5d7..f873ee37f7e4 100644
--- a/include/net/regulatory.h
+++ b/include/net/regulatory.h
@@ -39,6 +39,7 @@ enum environment_cap {
  *      00 - World regulatory domain
  *      99 - built by driver but a specific alpha2 cannot be determined
  *      98 - result of an intersection between two regulatory domains
+ *      97 - regulatory domain has not yet been configured
  * @intersect: indicates whether the wireless core should intersect
  *      the requested regulatory domain with the presently set regulatory
  *      domain.