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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>
This commit is contained in:
John W. Linville 2010-07-28 14:47:49 -04:00
parent 0d462bbb0e
commit a55427e828
1 changed files with 19 additions and 0 deletions
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19
drivers/net/wireless/ath/ar9170/main.c
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@ -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,
};