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| author | Thomas Pedersen <c_tpeder@qca.qualcomm.com> | 2012-06-21 11:09:54 -0700 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2012-06-26 09:32:28 +0200 |
| commit | 88e920b4505105b710f8d4a535ec02c4078f8e2e (patch) | |
| tree | f4e49c2b29fcd49e49b50aa9129dccd6d1654467 /net/wireless/nl80211.c | |
| parent | d0f718c1c0dfcb67f3af47a1fc4de7784974d1f7 (diff) | |
| download | lwn-88e920b4505105b710f8d4a535ec02c4078f8e2e.tar.gz lwn-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 'net/wireless/nl80211.c')
| -rw-r--r-- | net/wireless/nl80211.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 888fadc4d63e..234ff3bbd104 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -340,6 +340,7 @@ static const struct nla_policy nl80211_match_policy[NL80211_SCHED_SCAN_MATCH_ATTR_MAX + 1] = { [NL80211_SCHED_SCAN_MATCH_ATTR_SSID] = { .type = NLA_BINARY, .len = IEEE80211_MAX_SSID_LEN }, + [NL80211_SCHED_SCAN_MATCH_ATTR_RSSI] = { .type = NLA_U32 }, }; /* ifidx get helper */ @@ -4387,7 +4388,7 @@ static int nl80211_start_sched_scan(struct sk_buff *skb, nla_for_each_nested(attr, info->attrs[NL80211_ATTR_SCHED_SCAN_MATCH], tmp) { - struct nlattr *ssid; + struct nlattr *ssid, *rssi; nla_parse(tb, NL80211_SCHED_SCAN_MATCH_ATTR_MAX, nla_data(attr), nla_len(attr), @@ -4403,6 +4404,12 @@ static int nl80211_start_sched_scan(struct sk_buff *skb, request->match_sets[i].ssid.ssid_len = nla_len(ssid); } + rssi = tb[NL80211_SCHED_SCAN_MATCH_ATTR_RSSI]; + if (rssi) + request->rssi_thold = nla_get_u32(rssi); + else + request->rssi_thold = + NL80211_SCAN_RSSI_THOLD_OFF; i++; } } |