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-rw-r--r--net/mac80211/rc80211_minstrel.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/net/mac80211/rc80211_minstrel.h b/net/mac80211/rc80211_minstrel.h
index 98db93f96add..fda4a6154c87 100644
--- a/net/mac80211/rc80211_minstrel.h
+++ b/net/mac80211/rc80211_minstrel.h
@@ -11,6 +11,11 @@
#define EWMA_LEVEL 75 /* ewma weighting factor [%] */
+/* scaled fraction values */
+#define MINSTREL_SCALE 16
+#define MINSTREL_FRAC(val, div) (((val) << MINSTREL_SCALE) / div)
+#define MINSTREL_TRUNC(val) ((val) >> MINSTREL_SCALE)
+
/*
* Perform EWMA (Exponentially Weighted Moving Average) calculation
*/