From e97333cbc4285a655d00d4bc7a2249c69206b4e1 Mon Sep 17 00:00:00 2001
From: Damien Bergamini <damien@FreeBSD.org>
Date: Sat, 21 Jan 2006 10:45:07 +0000
Subject: [PATCH] Adjust tx power based on user preferences.

---
 sys/dev/usb/if_ural.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/sys/dev/usb/if_ural.c b/sys/dev/usb/if_ural.c
index 505f1928d340..f1e474c12b0f 100644
--- a/sys/dev/usb/if_ural.c
+++ b/sys/dev/usb/if_ural.c
@@ -1687,6 +1687,9 @@ ural_set_chan(struct ural_softc *sc, struct ieee80211_channel *c)
 	else
 		power = 31;
 
+	/* adjust txpower using ifconfig settings */
+	power -= (100 - ic->ic_txpowlimit) / 8;
+
 	DPRINTFN(2, ("setting channel to %u, txpower to %u\n", chan, power));
 
 	switch (sc->rf_rev) {