From 62dad5b0be39aa736fa35e63bf009ab2c574ef8c Mon Sep 17 00:00:00 2001 From: Benoit Papillault Date: Wed, 28 Apr 2010 00:08:24 +0200 Subject: [PATCH] ath9k: Added get_survey callback in order to get channel noise Signed-off-by: Benoit Papillault Signed-off-by: John W. Linville --- drivers/net/wireless/ath/ath9k/main.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index aad370a7f95b..893b552981a0 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -2044,6 +2044,25 @@ static int ath9k_ampdu_action(struct ieee80211_hw *hw, return ret; } +static int ath9k_get_survey(struct ieee80211_hw *hw, int idx, + struct survey_info *survey) +{ + struct ath_wiphy *aphy = hw->priv; + struct ath_softc *sc = aphy->sc; + struct ath_hw *ah = sc->sc_ah; + struct ath_common *common = ath9k_hw_common(ah); + struct ieee80211_conf *conf = &hw->conf; + + if (idx != 0) + return -ENOENT; + + survey->channel = conf->channel; + survey->filled = SURVEY_INFO_NOISE_DBM; + survey->noise = common->ani.noise_floor; + + return 0; +} + static void ath9k_sw_scan_start(struct ieee80211_hw *hw) { struct ath_wiphy *aphy = hw->priv; @@ -2115,6 +2134,7 @@ struct ieee80211_ops ath9k_ops = { .set_tsf = ath9k_set_tsf, .reset_tsf = ath9k_reset_tsf, .ampdu_action = ath9k_ampdu_action, + .get_survey = ath9k_get_survey, .sw_scan_start = ath9k_sw_scan_start, .sw_scan_complete = ath9k_sw_scan_complete, .rfkill_poll = ath9k_rfkill_poll_state, -- 2.30.2