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authorThomas Pedersen <c_tpeder@qca.qualcomm.com>2012-06-21 20:09:54 +0200
committerJohannes Berg <johannes.berg@intel.com>2012-06-26 09:32:28 +0200
commit88e920b4505105b710f8d4a535ec02c4078f8e2e (patch)
treef4e49c2b29fcd49e49b50aa9129dccd6d1654467 /include
parentmac80211_hwsim: fix smatch/sparse complaints (diff)
downloadlinux-88e920b4505105b710f8d4a535ec02c4078f8e2e.tar.xz
linux-88e920b4505105b710f8d4a535ec02c4078f8e2e.zip
nl80211: specify RSSI threshold in scheduled scan
Support configuring an RSSI threshold in dBm (s32) when requesting scheduled scan, below which a BSS won't be reported by the cfg80211 driver. Signed-off-by: Thomas Pedersen <c_tpeder@qca.qualcomm.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'include')
-rw-r--r--include/linux/nl80211.h6
-rw-r--r--include/net/cfg80211.h2
2 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/nl80211.h b/include/linux/nl80211.h
index b7c3b737ddde..c0fc5d277338 100644
--- a/include/linux/nl80211.h
+++ b/include/linux/nl80211.h
@@ -1542,6 +1542,9 @@ enum nl80211_attrs {
#define NL80211_MIN_REMAIN_ON_CHANNEL_TIME 10
+/* default RSSI threshold for scan results if none specified. */
+#define NL80211_SCAN_RSSI_THOLD_OFF -300
+
/**
* enum nl80211_iftype - (virtual) interface types
*
@@ -1974,6 +1977,8 @@ enum nl80211_reg_rule_attr {
* @__NL80211_SCHED_SCAN_MATCH_ATTR_INVALID: attribute number 0 is reserved
* @NL80211_SCHED_SCAN_MATCH_ATTR_SSID: SSID to be used for matching,
* only report BSS with matching SSID.
+ * @NL80211_SCHED_SCAN_MATCH_ATTR_RSSI: RSSI threshold (in dBm) for reporting a
+ * BSS in scan results. Filtering is turned off if not specified.
* @NL80211_SCHED_SCAN_MATCH_ATTR_MAX: highest scheduled scan filter
* attribute number currently defined
* @__NL80211_SCHED_SCAN_MATCH_ATTR_AFTER_LAST: internal use
@@ -1982,6 +1987,7 @@ enum nl80211_sched_scan_match_attr {
__NL80211_SCHED_SCAN_MATCH_ATTR_INVALID,
NL80211_SCHED_SCAN_MATCH_ATTR_SSID,
+ NL80211_SCHED_SCAN_MATCH_ATTR_RSSI,
/* keep last */
__NL80211_SCHED_SCAN_MATCH_ATTR_AFTER_LAST,
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index f0163a10b8ce..061c01957e54 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -1027,6 +1027,7 @@ struct cfg80211_match_set {
* @wiphy: the wiphy this was for
* @dev: the interface
* @channels: channels to scan
+ * @rssi_thold: don't report scan results below this threshold (in s32 dBm)
*/
struct cfg80211_sched_scan_request {
struct cfg80211_ssid *ssids;
@@ -1037,6 +1038,7 @@ struct cfg80211_sched_scan_request {
size_t ie_len;
struct cfg80211_match_set *match_sets;
int n_match_sets;
+ s32 rssi_thold;
/* internal */
struct wiphy *wiphy;