wl1251: add get_survey callback in order to get channel noise
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Acked-by: Kalle Valo <kvalo@adurom.com>
diff --git a/drivers/net/wireless/wl12xx/wl1251_main.c b/drivers/net/wireless/wl12xx/wl1251_main.c
index 38f72f4..a6d8d1a 100644
--- a/drivers/net/wireless/wl12xx/wl1251_main.c
+++ b/drivers/net/wireless/wl12xx/wl1251_main.c
@@ -1172,6 +1172,22 @@
return ret;
}
+static int wl1251_op_get_survey(struct ieee80211_hw *hw, int idx,
+ struct survey_info *survey)
+{
+ struct wl1251 *wl = hw->priv;
+ struct ieee80211_conf *conf = &hw->conf;
+
+ if (idx != 0)
+ return -ENOENT;
+
+ survey->channel = conf->channel;
+ survey->filled = SURVEY_INFO_NOISE_DBM;
+ survey->noise = wl->noise;
+
+ return 0;
+}
+
/* can't be const, mac80211 writes to this */
static struct ieee80211_supported_band wl1251_band_2ghz = {
.channels = wl1251_channels,
@@ -1193,6 +1209,7 @@
.bss_info_changed = wl1251_op_bss_info_changed,
.set_rts_threshold = wl1251_op_set_rts_threshold,
.conf_tx = wl1251_op_conf_tx,
+ .get_survey = wl1251_op_get_survey,
};
static int wl1251_read_eeprom_byte(struct wl1251 *wl, off_t offset, u8 *data)