From a55427e8284541d43630f10a6c637b28802c21b0 Mon Sep 17 00:00:00 2001 From: "John W. Linville" Date: Wed, 28 Jul 2010 14:47:49 -0400 Subject: [PATCH] ar9170: add get_survey callback in order to get channel noise Signed-off-by: John W. Linville Acked-by: Christian Lamparter --- drivers/net/wireless/ath/ar9170/main.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/drivers/net/wireless/ath/ar9170/main.c b/drivers/net/wireless/ath/ar9170/main.c index 5e2c51433967..c67b05f3bcbd 100644 --- a/drivers/net/wireless/ath/ar9170/main.c +++ b/drivers/net/wireless/ath/ar9170/main.c @@ -1905,6 +1905,24 @@ static int ar9170_get_stats(struct ieee80211_hw *hw, return 0; } +static int ar9170_get_survey(struct ieee80211_hw *hw, int idx, + struct survey_info *survey) +{ + struct ar9170 *ar = hw->priv; + struct ieee80211_conf *conf = &hw->conf; + + if (idx != 0) + return -ENOENT; + + /* TODO: update noise value, e.g. call ar9170_set_channel */ + + survey->channel = conf->channel; + survey->filled = SURVEY_INFO_NOISE_DBM; + survey->noise = ar->noise[0]; + + return 0; +} + static int ar9170_conf_tx(struct ieee80211_hw *hw, u16 queue, const struct ieee80211_tx_queue_params *param) { @@ -1957,6 +1975,7 @@ static const struct ieee80211_ops ar9170_ops = { .get_tsf = ar9170_op_get_tsf, .set_key = ar9170_set_key, .get_stats = ar9170_get_stats, + .get_survey = ar9170_get_survey, .ampdu_action = ar9170_ampdu_action, }; -- 2.20.1