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-rw-r--r--include/linux/nl80211.h15
-rw-r--r--include/net/cfg80211.h2
-rw-r--r--net/wireless/nl80211.c8
3 files changed, 23 insertions, 2 deletions
diff --git a/include/linux/nl80211.h b/include/linux/nl80211.h
index 38fda5ee57f5..9f46c62b1eee 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 d640a39d9513..804805827736 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;
};
/**
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 25a470abd21d..4b6afc338aac 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -204,6 +204,7 @@ static const struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] = {
.len = NL80211_HT_CAPABILITY_LEN
},
[NL80211_ATTR_NOACK_MAP] = { .type = NLA_U16 },
+ [NL80211_ATTR_INACTIVITY_TIMEOUT] = { .type = NLA_U16 },
};
/* policy for the key attributes */
@@ -2214,6 +2215,13 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info)
if (err)
return err;
+ if (info->attrs[NL80211_ATTR_INACTIVITY_TIMEOUT]) {
+ if (!(rdev->wiphy.features & NL80211_FEATURE_INACTIVITY_TIMER))
+ return -EOPNOTSUPP;
+ params.inactivity_timeout = nla_get_u16(
+ info->attrs[NL80211_ATTR_INACTIVITY_TIMEOUT]);
+ }
+
err = rdev->ops->start_ap(&rdev->wiphy, dev, &params);
if (!err)
wdev->beacon_interval = params.beacon_interval;