nl80211: Add BSS parameters to station

This allows user-space monitoring of BSS parameters for the associated
station.  This is useful for debugging and verifying that the paramaters
are as expected.

[Exactly the same as before but bundled into a single message]

Signed-off-by: Paul Stewart <pstew@chromium.org>
Cc: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 34 insertions, 1 deletions

diff --git a/include/linux/nl80211.h b/include/linux/nl80211.h
index 30022189104d..16eea7229e99 100644
--- a/include/linux/nl80211.h
+++ b/include/linux/nl80211.h
@@ -1222,6 +1222,36 @@ enum nl80211_rate_info {
 };
 
 /**
+ * enum nl80211_sta_bss_param - BSS information collected by STA
+ *
+ * These attribute types are used with %NL80211_STA_INFO_BSS_PARAM
+ * when getting information about the bitrate of a station.
+ *
+ * @__NL80211_STA_BSS_PARAM_INVALID: attribute number 0 is reserved
+ * @NL80211_STA_BSS_PARAM_CTS_PROT: whether CTS protection is enabled (flag)
+ * @NL80211_STA_BSS_PARAM_SHORT_PREAMBLE:  whether short preamble is enabled
+ *      (flag)
+ * @NL80211_STA_BSS_PARAM_SHORT_SLOT_TIME:  whether short slot time is enabled
+ *      (flag)
+ * @NL80211_STA_BSS_PARAM_DTIM_PERIOD: DTIM period for beaconing (u8)
+ * @NL80211_STA_BSS_PARAM_BEACON_INTERVAL: Beacon interval (u16)
+ * @NL80211_STA_BSS_PARAM_MAX: highest sta_bss_param number currently defined
+ * @__NL80211_STA_BSS_PARAM_AFTER_LAST: internal use
+ */
+enum nl80211_sta_bss_param {
+        __NL80211_STA_BSS_PARAM_INVALID,
+        NL80211_STA_BSS_PARAM_CTS_PROT,
+        NL80211_STA_BSS_PARAM_SHORT_PREAMBLE,
+        NL80211_STA_BSS_PARAM_SHORT_SLOT_TIME,
+        NL80211_STA_BSS_PARAM_DTIM_PERIOD,
+        NL80211_STA_BSS_PARAM_BEACON_INTERVAL,
+
+        /* keep last */
+        __NL80211_STA_BSS_PARAM_AFTER_LAST,
+        NL80211_STA_BSS_PARAM_MAX = __NL80211_STA_BSS_PARAM_AFTER_LAST - 1
+};
+
+/**
  * enum nl80211_sta_info - station information
  *
  * These attribute types are used with %NL80211_ATTR_STA_INFO
@@ -1233,7 +1263,7 @@ enum nl80211_rate_info {
  * @NL80211_STA_INFO_TX_BYTES: total transmitted bytes (u32, to this station)
  * @NL80211_STA_INFO_SIGNAL: signal strength of last received PPDU (u8, dBm)
  * @NL80211_STA_INFO_TX_BITRATE: current unicast tx rate, nested attribute
- *      containing info as possible, see &enum nl80211_sta_info_txrate.
+ *      containing info as possible, see &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)
@@ -1245,6 +1275,8 @@ enum nl80211_rate_info {
  * @NL80211_STA_INFO_PLINK_STATE: peer link state for the station
  * @NL80211_STA_INFO_RX_BITRATE: last unicast data frame rx rate, nested
  *      attribute, like NL80211_STA_INFO_TX_BITRATE.
+ * @NL80211_STA_INFO_BSS_PARAM: current station's view of BSS, nested attribute
+ *     containing info as possible, see &enum nl80211_sta_bss_param
  * @__NL80211_STA_INFO_AFTER_LAST: internal
  * @NL80211_STA_INFO_MAX: highest possible station info attribute
  */
@@ -1264,6 +1296,7 @@ enum nl80211_sta_info {
         NL80211_STA_INFO_TX_FAILED,
         NL80211_STA_INFO_SIGNAL_AVG,
         NL80211_STA_INFO_RX_BITRATE,
+        NL80211_STA_INFO_BSS_PARAM,
 
         /* keep last */
         __NL80211_STA_INFO_AFTER_LAST,