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| author | Felix Fietkau <nbd@openwrt.org> | 2011-01-29 13:51:33 +0000 |
|---|---|---|
| committer | Felix Fietkau <nbd@openwrt.org> | 2011-01-29 13:51:33 +0000 |
| commit | e146d9b3861ccf8cfdceb54c628d23537484a4f5 (patch) | |
| tree | 15980e862c37a7cd71a06efb7e5e19d170561792 | |
| parent | a8edd9d50e47c438e6e56c993030aab0ef1aeeea (diff) | |
| download | mtk-20170518-e146d9b3861ccf8cfdceb54c628d23537484a4f5.zip mtk-20170518-e146d9b3861ccf8cfdceb54c628d23537484a4f5.tar.gz mtk-20170518-e146d9b3861ccf8cfdceb54c628d23537484a4f5.tar.bz2 | |
cfg80211: do not overwrite the hardware max power setting in the regulatory code, fixes reported tx power values
SVN-Revision: 25238
| -rw-r--r-- | package/mac80211/patches/560-cfg80211_max_power.patch | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/package/mac80211/patches/560-cfg80211_max_power.patch b/package/mac80211/patches/560-cfg80211_max_power.patch new file mode 100644 index 0000000..82790b0 --- /dev/null +++ b/package/mac80211/patches/560-cfg80211_max_power.patch @@ -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, |