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>

1 files changed, 6 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,