31 lines
580 B
Diff
31 lines
580 B
Diff
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--- a/net80211/ieee80211_scan.c
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+++ b/net80211/ieee80211_scan.c
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@@ -107,17 +107,6 @@ struct channel_inuse {
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u8 bw;
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};
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-static inline u32
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-get_signal(u8 bw, u8 distance)
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-{
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- u32 v;
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-
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- /* signal = 1 - (distance / bw)^2 [scale: 100] */
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- v = 100 * distance / bw;
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- v = (100 - ((v * v) / 100));
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- return v;
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-}
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-
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static u32
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get_overlap(u16 f1, u16 f2, u8 b1, u8 b2)
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{
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@@ -137,7 +126,8 @@ get_overlap(u16 f1, u16 f2, u8 b1, u8 b2
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d = f2 - f1;
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c = d * b1 / (b1 + b2);
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- v = get_signal(b1, c);
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+ v = 100 * c / b1;
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+ v = (100 - ((v * v) / 100));
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return v * v / 100;
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}
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