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authorLuis R. Rodriguez <lrodriguez@atheros.com>2009-04-02 14:08:09 -0400
committerJohn W. Linville <linville@tuxdriver.com>2009-04-22 16:54:40 -0400
commit6bad8766620a3c8b64afa981502fdb543e3cfd6c (patch)
tree7524ea7826a443d920062e48fe081e82b6fd7385 /include
parent5dab3b8a68cc97a7e6b9f79f5de05803c8e55a3c (diff)
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cfg80211: send regulatory beacon hint events to userspace
This informs userspace when a change has occured on a world roaming wiphy's channel which has lifted some restrictions due to a regulatory beacon hint. Because this is now sent to userspace through the regulatory multicast group we remove the debug prints we used to use as they are no longer necessary. Acked-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'include')
-rw-r--r--include/linux/nl80211.h34
1 files changed, 33 insertions, 1 deletions
diff --git a/include/linux/nl80211.h b/include/linux/nl80211.h
index 209cacee528..05ba3539b77 100644
--- a/include/linux/nl80211.h
+++ b/include/linux/nl80211.h
@@ -7,7 +7,7 @@
* Copyright 2008 Michael Wu <flamingice@sourmilk.net>
* Copyright 2008 Luis Carlos Cobo <luisca@cozybit.com>
* Copyright 2008 Michael Buesch <mb@bu3sch.de>
- * Copyright 2008 Luis R. Rodriguez <lrodriguez@atheros.com>
+ * Copyright 2008, 2009 Luis R. Rodriguez <lrodriguez@atheros.com>
* Copyright 2008 Jouni Malinen <jouni.malinen@atheros.com>
* Copyright 2008 Colin McCabe <colin@cozybit.com>
*
@@ -166,6 +166,22 @@
* set (%NL80211_ATTR_REG_TYPE), if the type of regulatory domain is
* %NL80211_REG_TYPE_COUNTRY the alpha2 to which we have moved on
* to (%NL80211_ATTR_REG_ALPHA2).
+ * @NL80211_CMD_REG_BEACON_HINT: indicates to userspace that an AP beacon
+ * has been found while world roaming thus enabling active scan or
+ * any mode of operation that initiates TX (beacons) on a channel
+ * where we would not have been able to do either before. As an example
+ * if you are world roaming (regulatory domain set to world or if your
+ * driver is using a custom world roaming regulatory domain) and while
+ * doing a passive scan on the 5 GHz band you find an AP there (if not
+ * on a DFS channel) you will now be able to actively scan for that AP
+ * or use AP mode on your card on that same channel. Note that this will
+ * never be used for channels 1-11 on the 2 GHz band as they are always
+ * enabled world wide. This beacon hint is only sent if your device had
+ * either disabled active scanning or beaconing on a channel. We send to
+ * userspace the wiphy on which we removed a restriction from
+ * (%NL80211_ATTR_WIPHY) and the channel on which this occurred
+ * before (%NL80211_ATTR_FREQ_BEFORE) and after (%NL80211_ATTR_FREQ_AFTER)
+ * the beacon hint was processed.
*
* @NL80211_CMD_AUTHENTICATE: authentication request and notification.
* This command is used both as a command (request to authenticate) and
@@ -270,6 +286,8 @@ enum nl80211_commands {
NL80211_CMD_MICHAEL_MIC_FAILURE,
+ NL80211_CMD_REG_BEACON_HINT,
+
/* add new commands above here */
/* used to define NL80211_CMD_MAX below */
@@ -288,6 +306,7 @@ enum nl80211_commands {
#define NL80211_CMD_ASSOCIATE NL80211_CMD_ASSOCIATE
#define NL80211_CMD_DEAUTHENTICATE NL80211_CMD_DEAUTHENTICATE
#define NL80211_CMD_DISASSOCIATE NL80211_CMD_DISASSOCIATE
+#define NL80211_CMD_REG_BEACON_HINT NL80211_CMD_REG_BEACON_HINT
/**
* enum nl80211_attrs - nl80211 netlink attributes
@@ -423,6 +442,17 @@ enum nl80211_commands {
* @NL80211_ATTR_KEY_TYPE: Key Type, see &enum nl80211_key_type, represented as
* a u32
*
+ * @NL80211_ATTR_FREQ_BEFORE: A channel which has suffered a regulatory change
+ * due to considerations from a beacon hint. This attribute reflects
+ * the state of the channel _before_ the beacon hint processing. This
+ * attributes consists of a nested attribute containing
+ * NL80211_FREQUENCY_ATTR_*
+ * @NL80211_ATTR_FREQ_AFTER: A channel which has suffered a regulatory change
+ * due to considerations from a beacon hint. This attribute reflects
+ * the state of the channel _after_ the beacon hint processing. This
+ * attributes consists of a nested attribute containing
+ * NL80211_FREQUENCY_ATTR_*
+ *
* @NL80211_ATTR_MAX: highest attribute number currently defined
* @__NL80211_ATTR_AFTER_LAST: internal use
*/
@@ -511,6 +541,8 @@ enum nl80211_attrs {
NL80211_ATTR_MAX_SCAN_IE_LEN,
+ NL80211_ATTR_FREQ_BEFORE,
+ NL80211_ATTR_FREQ_AFTER,
/* add attributes here, update the policy in nl80211.c */
__NL80211_ATTR_AFTER_LAST,