b43: Added get_survey callback in order to get channel noise
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c
index e057559..f601982 100644
--- a/drivers/net/wireless/b43/main.c
+++ b/drivers/net/wireless/b43/main.c
@@ -4570,6 +4570,23 @@
mutex_unlock(&wl->mutex);
}
+static int b43_op_get_survey(struct ieee80211_hw *hw, int idx,
+ struct survey_info *survey)
+{
+ struct b43_wl *wl = hw_to_b43_wl(hw);
+ struct b43_wldev *dev = wl->current_dev;
+ struct ieee80211_conf *conf = &hw->conf;
+
+ if (idx != 0)
+ return -ENOENT;
+
+ survey->channel = conf->channel;
+ survey->filled = SURVEY_INFO_NOISE_DBM;
+ survey->noise = dev->stats.link_noise;
+
+ return 0;
+}
+
static const struct ieee80211_ops b43_hw_ops = {
.tx = b43_op_tx,
.conf_tx = b43_op_conf_tx,
@@ -4589,6 +4606,7 @@
.sta_notify = b43_op_sta_notify,
.sw_scan_start = b43_op_sw_scan_start_notifier,
.sw_scan_complete = b43_op_sw_scan_complete_notifier,
+ .get_survey = b43_op_get_survey,
.rfkill_poll = b43_rfkill_poll,
};