1 files changed, 26 insertions, 33 deletions

diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 94ff3eface4..9801afb6254 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -3,7 +3,7 @@
  *
  * Copyright 2002-2005, Devicescape Software, Inc.
  * Copyright 2006-2007  Jiri Benc <jbenc@suse.cz>
- * Copyright 2007       Johannes Berg <johannes@sipsolutions.net>
+ * Copyright 2007-2008  Johannes Berg <johannes@sipsolutions.net>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 as
@@ -82,22 +82,6 @@ enum ieee80211_notification_types {
 };
 
 /**
- * struct ieee80211_ht_bss_info - describing BSS's HT characteristics
- *
- * This structure describes most essential parameters needed
- * to describe 802.11n HT characteristics in a BSS.
- *
- * @primary_channel: channel number of primery channel
- * @bss_cap: 802.11n's general BSS capabilities (e.g. channel width)
- * @bss_op_mode: 802.11n's BSS operation modes (e.g. HT protection)
- */
-struct ieee80211_ht_bss_info {
-        u8 primary_channel;
-        u8 bss_cap;  /* use IEEE80211_HT_IE_CHA_ */
-        u8 bss_op_mode; /* use IEEE80211_HT_IE_ */
-};
-
-/**
  * enum ieee80211_max_queues - maximum number of queues
  *
  * @IEEE80211_MAX_QUEUES: Maximum number of regular device queues.
@@ -172,6 +156,19 @@ enum ieee80211_bss_change {
 };
 
 /**
+ * struct ieee80211_bss_ht_conf - BSS's changing HT configuration
+ * @secondary_channel_offset: secondary channel offset, uses
+ *      %IEEE80211_HT_PARAM_CHA_SEC_ values
+ * @width_40_ok: indicates that 40 MHz bandwidth may be used for TX
+ * @operation_mode: HT operation mode (like in &struct ieee80211_ht_info)
+ */
+struct ieee80211_bss_ht_conf {
+        u8 secondary_channel_offset;
+        bool width_40_ok;
+        u16 operation_mode;
+};
+
+/**
  * struct ieee80211_bss_conf - holds the BSS's changing parameters
  *
  * This structure keeps information about a BSS (and an association
@@ -190,9 +187,7 @@ enum ieee80211_bss_change {
  * @timestamp: beacon timestamp
  * @beacon_int: beacon interval
  * @assoc_capability: capabilities taken from assoc resp
- * @assoc_ht: association in HT mode
- * @ht_cap: ht capabilities
- * @ht_bss_conf: ht extended capabilities
+ * @ht: BSS's HT configuration
  * @basic_rates: bitmap of basic rates, each bit stands for an
  *      index into the rate table configured by the driver in
  *      the current band.
@@ -210,10 +205,7 @@ struct ieee80211_bss_conf {
         u16 assoc_capability;
         u64 timestamp;
         u64 basic_rates;
-        /* ht related data */
-        bool assoc_ht;
-        struct ieee80211_sta_ht_cap *ht_cap;
-        struct ieee80211_ht_bss_info *ht_bss_conf;
+        struct ieee80211_bss_ht_conf ht;
 };
 
 /**
@@ -447,13 +439,11 @@ struct ieee80211_rx_status {
  * Flags to define PHY configuration options
  *
  * @IEEE80211_CONF_RADIOTAP: add radiotap header at receive time (if supported)
- * @IEEE80211_CONF_SUPPORT_HT_MODE: use 802.11n HT capabilities (if supported)
  * @IEEE80211_CONF_PS: Enable 802.11 power save mode
  */
 enum ieee80211_conf_flags {
         IEEE80211_CONF_RADIOTAP         = (1<<0),
-        IEEE80211_CONF_SUPPORT_HT_MODE  = (1<<1),
-        IEEE80211_CONF_PS               = (1<<2),
+        IEEE80211_CONF_PS               = (1<<1),
 };
 
 /* XXX: remove all this once drivers stop trying to use it */
@@ -463,6 +453,10 @@ static inline int __deprecated __IEEE80211_CONF_SHORT_SLOT_TIME(void)
 }
 #define IEEE80211_CONF_SHORT_SLOT_TIME (__IEEE80211_CONF_SHORT_SLOT_TIME())
 
+struct ieee80211_ht_conf {
+        bool enabled;
+};
+
 /**
  * enum ieee80211_conf_changed - denotes which configuration changed
  *
@@ -474,6 +468,7 @@ static inline int __deprecated __IEEE80211_CONF_SHORT_SLOT_TIME(void)
  * @IEEE80211_CONF_CHANGE_POWER: the TX power changed
  * @IEEE80211_CONF_CHANGE_CHANNEL: the channel changed
  * @IEEE80211_CONF_CHANGE_RETRY_LIMITS: retry limits changed
+ * @IEEE80211_CONF_CHANGE_HT: HT configuration changed
  */
 enum ieee80211_conf_changed {
         IEEE80211_CONF_CHANGE_RADIO_ENABLED     = BIT(0),
@@ -484,6 +479,7 @@ enum ieee80211_conf_changed {
         IEEE80211_CONF_CHANGE_POWER             = BIT(5),
         IEEE80211_CONF_CHANGE_CHANNEL           = BIT(6),
         IEEE80211_CONF_CHANGE_RETRY_LIMITS      = BIT(7),
+        IEEE80211_CONF_CHANGE_HT                = BIT(8),
 };
 
 /**
@@ -496,9 +492,8 @@ enum ieee80211_conf_changed {
  * @listen_interval: listen interval in units of beacon interval
  * @flags: configuration flags defined above
  * @power_level: requested transmit power (in dBm)
- * @ht_cap: describes current self configuration of 802.11n HT capabilities
- * @ht_bss_conf: describes current BSS configuration of 802.11n HT parameters
  * @channel: the channel to tune to
+ * @ht: the HT configuration for the device
  * @long_frame_max_tx_count: Maximum number of transmissions for a "long" frame
  *    (a frame not RTS protected), called "dot11LongRetryLimit" in 802.11,
  *    but actually means the number of transmissions not the number of retries
@@ -517,9 +512,7 @@ struct ieee80211_conf {
         u8 long_frame_max_tx_count, short_frame_max_tx_count;
 
         struct ieee80211_channel *channel;
-
-        struct ieee80211_sta_ht_cap ht_cap;
-        struct ieee80211_ht_bss_info ht_bss_conf;
+        struct ieee80211_ht_conf ht;
 };
 
 /**
@@ -715,7 +708,7 @@ enum set_key_cmd {
  * @addr: MAC address
  * @aid: AID we assigned to the station if we're an AP
  * @supp_rates: Bitmap of supported rates (per band)
- * @ht_cap: HT capabilities of this STA
+ * @ht_cap: HT capabilities of this STA; restricted to our own TX capabilities
  * @drv_priv: data area for driver use, will always be aligned to
  *      sizeof(void *), size is determined in hw information.
  */