Include the channel utilization (busy, rx, tx) in the survey results.
Signed-off-by: Bruno Randolf <[email protected]>
---
drivers/net/wireless/ath/ath5k/base.c | 17 +++++++++++++++++
1 files changed, 17 insertions(+), 0 deletions(-)
diff --git a/drivers/net/wireless/ath/ath5k/base.c
b/drivers/net/wireless/ath/ath5k/base.c
index c158f2e..a33d9f2 100644
--- a/drivers/net/wireless/ath/ath5k/base.c
+++ b/drivers/net/wireless/ath/ath5k/base.c
@@ -3008,6 +3008,7 @@ static int ath5k_get_survey(struct ieee80211_hw *hw, int
idx,
{
struct ath5k_softc *sc = hw->priv;
struct ieee80211_conf *conf = &hw->conf;
+ struct ath_common *common = ath5k_hw_common(sc->ah);
if (idx != 0)
return -ENOENT;
@@ -3016,6 +3017,22 @@ static int ath5k_get_survey(struct ieee80211_hw *hw, int
idx,
survey->filled = SURVEY_INFO_NOISE_DBM;
survey->noise = sc->ah->ah_noise_floor;
+ ath_hw_cycle_counters_lock(common);
+ ath_hw_cycle_counters_update(common);
+ if (common->cc_survey.cycles > 0) {
+ survey->filled |= SURVEY_INFO_BUSY |
+ SURVEY_INFO_BUSY_TX | SURVEY_INFO_BUSY_RX;
+ survey->busy = common->cc_survey.rx_busy * 255 /
+ common->cc_survey.cycles;
+ survey->busy_tx = common->cc_survey.tx_frame * 255 /
+ common->cc_survey.cycles;
+ survey->busy_rx = common->cc_survey.rx_frame * 255 /
+ common->cc_survey.cycles;
+ }
+
+ memset(&common->cc_survey, 0, sizeof(struct ath_cycle_counters));
+ ath_hw_cycle_counters_unlock(common);
+
return 0;
}
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