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authorVasanthakumar Thiagarajan <vthiagar@qca.qualcomm.com>2012-03-02 15:50:02 +0530
committerJohn W. Linville <linville@tuxdriver.com>2012-03-05 15:38:34 -0500
commit1b658f118b11de3c4052ed8cbdd5803cd1fa5670 (patch)
tree162160c05d29fc99b18d1914ffe2d614f2c9af6a /include
parentd665508b98d3cdbeb476e7d6848a513184a81ed0 (diff)
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cfg80211: Add an attribute to set inactivity timeout in AP mode
This patch adds an attribute, NL80211_ATTR_INACTIVITY_TIMEOUT, to set the inactivity timeout which can be used to remove the station in AP mode. This can be passed in NL80211_CMD_START_AP and used by the drivers which have AP MLME in firmware but don't support get_station() properly. To disable inactivity timer in userspace, wpa_s for example, there is a new flag, NL80211_FEATURE_INACTIVITY_TIMER, in nl80211_feature_flags through which drivers can register their capability to use the inactivity timeout to free the stations. Signed-off-by: Vasanthakumar Thiagarajan <vthiagar@qca.qualcomm.com> Acked-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'include')
-rw-r--r--include/linux/nl80211.h15
-rw-r--r--include/net/cfg80211.h2
2 files changed, 15 insertions, 2 deletions
diff --git a/include/linux/nl80211.h b/include/linux/nl80211.h
index 38fda5ee57f..9f46c62b1ee 100644
--- a/include/linux/nl80211.h
+++ b/include/linux/nl80211.h
@@ -168,8 +168,8 @@
* %NL80211_ATTR_DTIM_PERIOD, %NL80211_ATTR_SSID,
* %NL80211_ATTR_HIDDEN_SSID, %NL80211_ATTR_CIPHERS_PAIRWISE,
* %NL80211_ATTR_CIPHER_GROUP, %NL80211_ATTR_WPA_VERSIONS,
- * %NL80211_ATTR_AKM_SUITES, %NL80211_ATTR_PRIVACY and
- * %NL80211_ATTR_AUTH_TYPE.
+ * %NL80211_ATTR_AKM_SUITES, %NL80211_ATTR_PRIVACY,
+ * %NL80211_ATTR_AUTH_TYPE and %NL80211_ATTR_INACTIVITY_TIMEOUT.
* @NL80211_CMD_NEW_BEACON: old alias for %NL80211_CMD_START_AP
* @NL80211_CMD_STOP_AP: Stop AP operation on the given interface
* @NL80211_CMD_DEL_BEACON: old alias for %NL80211_CMD_STOP_AP
@@ -1197,6 +1197,12 @@ enum nl80211_commands {
* @NL80211_ATTR_NOACK_MAP: This u16 bitmap contains the No Ack Policy of
* up to 16 TIDs.
*
+ * @NL80211_ATTR_INACTIVITY_TIMEOUT: timeout value in seconds, this can be
+ * used by the drivers which has MLME in firmware and does not have support
+ * to report per station tx/rx activity to free up the staion entry from
+ * the list. This needs to be used when the driver advertises the
+ * capability to timeout the stations.
+ *
* @NL80211_ATTR_MAX: highest attribute number currently defined
* @__NL80211_ATTR_AFTER_LAST: internal use
*/
@@ -1442,6 +1448,8 @@ enum nl80211_attrs {
NL80211_ATTR_NOACK_MAP,
+ NL80211_ATTR_INACTIVITY_TIMEOUT,
+
/* add attributes here, update the policy in nl80211.c */
__NL80211_ATTR_AFTER_LAST,
@@ -2809,10 +2817,13 @@ enum nl80211_ap_sme_features {
* TX status to the socket error queue when requested with the
* socket option.
* @NL80211_FEATURE_HT_IBSS: This driver supports IBSS with HT datarates.
+ * @NL80211_FEATURE_INACTIVITY_TIMER: This driver takes care of freeing up
+ * the connected inactive stations in AP mode.
*/
enum nl80211_feature_flags {
NL80211_FEATURE_SK_TX_STATUS = 1 << 0,
NL80211_FEATURE_HT_IBSS = 1 << 1,
+ NL80211_FEATURE_INACTIVITY_TIMER = 1 << 2,
};
/**
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index d640a39d951..80480582773 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -413,6 +413,7 @@ struct cfg80211_beacon_data {
* @crypto: crypto settings
* @privacy: the BSS uses privacy
* @auth_type: Authentication type (algorithm)
+ * @inactivity_timeout: time in seconds to determine station's inactivity.
*/
struct cfg80211_ap_settings {
struct cfg80211_beacon_data beacon;
@@ -424,6 +425,7 @@ struct cfg80211_ap_settings {
struct cfg80211_crypto_settings crypto;
bool privacy;
enum nl80211_auth_type auth_type;
+ int inactivity_timeout;
};
/**