summaryrefslogtreecommitdiffstats
path: root/drivers/net/wireless/ath/ar9170
diff options
context:
space:
mode:
authorJohn W. Linville <linville@tuxdriver.com>2010-07-28 14:47:49 -0400
committerJohn W. Linville <linville@tuxdriver.com>2010-07-29 12:46:47 -0400
commita55427e8284541d43630f10a6c637b28802c21b0 (patch)
treef498b53acfd996ae94f2ecdaf0061e06f16c5114 /drivers/net/wireless/ath/ar9170
parent0d462bbb0e20863b6c796abd779bfdb534d60278 (diff)
ar9170: add get_survey callback in order to get channel noise
Signed-off-by: John W. Linville <linville@tuxdriver.com> Acked-by: Christian Lamparter <chunkeey@googlemail.com>
Diffstat (limited to 'drivers/net/wireless/ath/ar9170')
-rw-r--r--drivers/net/wireless/ath/ar9170/main.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ar9170/main.c b/drivers/net/wireless/ath/ar9170/main.c
index 5e2c5143396..c67b05f3bcb 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,
};