--- net/wireless/core.h
+++ net/wireless/core.h
@@ -385,6 +385,8 @@ int rdev_set_freq(struct cfg80211_regist
struct wireless_dev *for_wdev,
int freq, enum nl80211_channel_type channel_type);
+u16 cfg80211_calculate_bitrate(struct rate_info *rate);
+
#ifdef CONFIG_CFG80211_DEVELOPER_WARNINGS
#define CFG80211_DEV_WARN_ON(cond) WARN_ON(cond)
#else