[PATCH] ath5k: basic support for survey

[PATCH] ath5k: basic support for survey

[Holger Schurig]

This adds the first element of survey data, the noise floor figure.

Signed-off-by: Holger Schurig <holgerschurig@gmail.com>

---
 drivers/net/wireless/ath/ath5k/base.c |   19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

--- linux-wl.orig/drivers/net/wireless/ath/ath5k/base.c
+++ linux-wl/drivers/net/wireless/ath/ath5k/base.c
@@ -242,6 +242,8 @@ static int ath5k_set_key(struct ieee8021
 		struct ieee80211_key_conf *key);
 static int ath5k_get_stats(struct ieee80211_hw *hw,
 		struct ieee80211_low_level_stats *stats);
+static int ath5k_get_survey(struct ieee80211_hw *hw,
+		int idx, struct survey_info *survey);
 static u64 ath5k_get_tsf(struct ieee80211_hw *hw);
 static void ath5k_set_tsf(struct ieee80211_hw *hw, u64 tsf);
 static void ath5k_reset_tsf(struct ieee80211_hw *hw);
@@ -267,6 +269,7 @@ static const struct ieee80211_ops ath5k_
 	.configure_filter = ath5k_configure_filter,
 	.set_key 	= ath5k_set_key,
 	.get_stats 	= ath5k_get_stats,
+	.get_survey	= ath5k_get_survey,
 	.conf_tx 	= NULL,
 	.get_tsf 	= ath5k_get_tsf,
 	.set_tsf 	= ath5k_set_tsf,
@@ -3294,6 +3297,22 @@ ath5k_get_stats(struct ieee80211_hw *hw,
 
 	return 0;
 }
+
+static int ath5k_get_survey(struct ieee80211_hw *hw, int idx,
+		struct survey_info *survey)
+{
+	struct ath5k_softc *sc = hw->priv;
+	struct ieee80211_conf *conf = &hw->conf;
+
+	 if (idx != 0)
+		return -ENOENT;
+
+	survey->channel = conf->channel;
+	survey->filled = SURVEY_INFO_NOISE_DBM;
+	survey->noise = sc->ah->ah_noise_floor;
+
+	return 0;
+}
 
 static u64
 ath5k_get_tsf(struct ieee80211_hw *hw)

-- 
DH3HS, http://www.holgerschurig.de