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authornbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2011-01-29 13:51:33 +0000
committernbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2011-01-29 13:51:33 +0000
commit2bd31a667683983c69d6a5fde1d71a19f1c20a08 (patch)
tree9cbf48bcc49566c4c068a3105f4beaaad690355e /package/mac80211/patches
parent414b1d969f43655ec7e612db9d2b1c399dc8a433 (diff)
cfg80211: do not overwrite the hardware max power setting in the regulatory code, fixes reported tx power values
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@25238 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package/mac80211/patches')
-rw-r--r--package/mac80211/patches/560-cfg80211_max_power.patch35
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 000000000..82790b020
--- /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,