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cfg80211: do not overwrite the hardware max power setting in the regulatory code, fixes reported tx power values

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SVN-Revision: 25238
This commit is contained in:
Felix Fietkau 2011-01-29 13:51:33 +00:00
parent a8edd9d50e
commit e146d9b386
1 changed files with 35 additions and 0 deletions
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35
package/mac80211/patches/560-cfg80211_max_power.patch Normal file
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@ -0,0 +1,35 @@
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -839,6 +839,12 @@ static void handle_channel(struct wiphy
if (freq_range->max_bandwidth_khz < MHZ_TO_KHZ(40))
bw_flags = IEEE80211_CHAN_NO_HT40;
+ if (chan->orig_mpwr)
+ chan->max_power = min(chan->orig_mpwr,
+ (int) MBM_TO_DBM(power_rule->max_eirp));
+ else
+ chan->max_power = (int) MBM_TO_DBM(power_rule->max_eirp);
+
if (last_request->initiator == NL80211_REGDOM_SET_BY_DRIVER &&
request_wiphy && request_wiphy == wiphy &&
request_wiphy->flags & WIPHY_FLAG_STRICT_REGULATORY) {
@@ -851,19 +857,12 @@ static void handle_channel(struct wiphy
map_regdom_flags(reg_rule->flags) | bw_flags;
chan->max_antenna_gain = chan->orig_mag =
(int) MBI_TO_DBI(power_rule->max_antenna_gain);
- chan->max_power = chan->orig_mpwr =
- (int) MBM_TO_DBM(power_rule->max_eirp);
return;
}
chan->flags = flags | bw_flags | map_regdom_flags(reg_rule->flags);
chan->max_antenna_gain = min(chan->orig_mag,
(int) MBI_TO_DBI(power_rule->max_antenna_gain));
- if (chan->orig_mpwr)
- chan->max_power = min(chan->orig_mpwr,
- (int) MBM_TO_DBM(power_rule->max_eirp));
- else
- chan->max_power = (int) MBM_TO_DBM(power_rule->max_eirp);
}
static void handle_band(struct wiphy *wiphy,