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ath9k: fix antenna gain calculation

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@28261 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd 2011-09-20 10:42:45 +00:00
parent 1929e7f14a
commit c5d7c77e87
1 changed files with 2 additions and 2 deletions
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4
package/mac80211/patches/581-ath9k_cleanup_txpower_handling.patch
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@ -155,7 +155,7 @@
+ channel = chan->chan; + channel = chan->chan;
+ chan_pwr = min_t(int, channel->max_power * 2, MAX_RATE_POWER); + chan_pwr = min_t(int, channel->max_power * 2, MAX_RATE_POWER);
+ new_pwr = min_t(int, chan_pwr, reg->power_limit); + new_pwr = min_t(int, chan_pwr, reg->power_limit);
+ max_gain = new_pwr - chan_pwr + channel->max_antenna_gain * 2; + max_gain = chan_pwr - new_pwr + channel->max_antenna_gain * 2;
+ +
+ ant_gain = get_antenna_gain(ah, chan); + ant_gain = get_antenna_gain(ah, chan);
+ if (ant_gain > max_gain) + if (ant_gain > max_gain)
@ -175,7 +175,7 @@
- int reg_pwr = min_t(int, MAX_RATE_POWER, limit); - int reg_pwr = min_t(int, MAX_RATE_POWER, limit);
- int chan_pwr = channel->max_power * 2; - int chan_pwr = channel->max_power * 2;
+ reg->power_limit = min_t(int, limit * 2, MAX_RATE_POWER); + reg->power_limit = min_t(int, limit, MAX_RATE_POWER);
if (test) if (test)
- reg_pwr = chan_pwr = MAX_RATE_POWER; - reg_pwr = chan_pwr = MAX_RATE_POWER;
+ channel->max_power = MAX_RATE_POWER / 2; + channel->max_power = MAX_RATE_POWER / 2;