p54: Added get_survey callback in order to get channel noise

Signed-off-by: John W. Linville <linville@tuxdriver.com>

p54: Added get_survey callback in order to get channel noise
Signed-off-by: John W. Linville <linville@tuxdriver.com>
John W. Linville
1 parent 800f65bba8
Showing 1 changed file with 17 additions and 0 deletions Side-by-side Diff
drivers/net/wireless/p54/main.c
@@ -507,6 +507,22 @@
 	return ret;
 }
  
+static int p54_get_survey(struct ieee80211_hw *dev, int idx,
+				struct survey_info *survey)
+{
+	struct p54_common *priv = dev->priv;
+	struct ieee80211_conf *conf = &dev->conf;
+
+	if (idx != 0)
+		return -ENOENT;
+
+	survey->channel = conf->channel;
+	survey->filled = SURVEY_INFO_NOISE_DBM;
+	survey->noise = clamp_t(s8, priv->noise, -128, 127);
+
+	return 0;
+}
+
 static const struct ieee80211_ops p54_ops = {
 	.tx			= p54_tx_80211,
 	.start			= p54_start,
@@ -523,6 +539,7 @@
 	.configure_filter	= p54_configure_filter,
 	.conf_tx		= p54_conf_tx,
 	.get_stats		= p54_get_stats,
+	.get_survey		= p54_get_survey,
 };
  
 struct ieee80211_hw *p54_init_common(size_t priv_data_len)
...	...	@@ -507,6 +507,22 @@
507	507	return ret;
508	508	}
509	509
	510	+static int p54_get_survey(struct ieee80211_hw *dev, int idx,
	511	+ struct survey_info *survey)
	512	+{
	513	+ struct p54_common *priv = dev->priv;
	514	+ struct ieee80211_conf *conf = &dev->conf;
	515	+
	516	+ if (idx != 0)
	517	+ return -ENOENT;
	518	+
	519	+ survey->channel = conf->channel;
	520	+ survey->filled = SURVEY_INFO_NOISE_DBM;
	521	+ survey->noise = clamp_t(s8, priv->noise, -128, 127);
	522	+
	523	+ return 0;
	524	+}
	525	+
510	526	static const struct ieee80211_ops p54_ops = {
511	527	.tx = p54_tx_80211,
512	528	.start = p54_start,
...	...	@@ -523,6 +539,7 @@
523	539	.configure_filter = p54_configure_filter,
524	540	.conf_tx = p54_conf_tx,
525	541	.get_stats = p54_get_stats,
	542	+ .get_survey = p54_get_survey,
526	543	};
527	544
528	545	struct ieee80211_hw *p54_init_common(size_t priv_data_len)