wl1271: add get_survey callback in order to get channel noise

Signed-off-by: John W. Linville <linville@tuxdriver.com>
Acked-by: Juuso Oikarinen <juuso.oikarinen@nokia.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/net/wireless/wl12xx/wl1271.h b/drivers/net/wireless/wl12xx/wl1271.h
index 53d47d7a2a1d..dd3cee6ea5bb 100644
--- a/drivers/net/wireless/wl12xx/wl1271.h
+++ b/drivers/net/wireless/wl12xx/wl1271.h
@@ -475,6 +475,9 @@ struct wl1271 {
         bool sg_enabled;
 
         struct list_head list;
+
+        /* Most recently reported noise in dBm */
+        s8 noise;
 };
 
 int wl1271_plt_start(struct wl1271 *wl);