mac80211: really fix the long standing wds ap tx power regression (#14153)

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 38255
This commit is contained in:
Felix Fietkau 2013-09-29 12:53:21 +00:00
parent a94b5fbd5c
commit f07713f7cf
2 changed files with 38 additions and 8 deletions

View file

@ -7822,3 +7822,34 @@
#define AR_SREV_9485_OR_LATER(_ah) \
(((_ah)->hw_version.macVersion >= AR_SREV_VERSION_9485))
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -101,7 +101,7 @@ static u32 ieee80211_hw_conf_chan(struct
struct ieee80211_sub_if_data *sdata;
struct cfg80211_chan_def chandef = {};
u32 changed = 0;
- int power;
+ int power = 0;
u32 offchannel_flag;
offchannel_flag = local->hw.conf.flags & IEEE80211_CONF_OFFCHANNEL;
@@ -155,16 +155,16 @@ static u32 ieee80211_hw_conf_chan(struct
changed |= IEEE80211_CONF_CHANGE_SMPS;
}
- power = chandef.chan->max_power;
-
rcu_read_lock();
list_for_each_entry_rcu(sdata, &local->interfaces, list) {
if (!rcu_access_pointer(sdata->vif.chanctx_conf))
continue;
- power = min(power, sdata->vif.bss_conf.txpower);
+ power = max(power, sdata->vif.bss_conf.txpower);
}
rcu_read_unlock();
+ power = min(power, chandef.chan->max_power);
+
if (local->hw.conf.power_level != power) {
changed |= IEEE80211_CONF_CHANGE_POWER;
local->hw.conf.power_level = power;

View file

@ -130,18 +130,17 @@
const u8 *addr);
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -101,7 +101,7 @@ static u32 ieee80211_hw_conf_chan(struct
struct ieee80211_sub_if_data *sdata;
@@ -102,6 +102,7 @@ static u32 ieee80211_hw_conf_chan(struct
struct cfg80211_chan_def chandef = {};
u32 changed = 0;
- int power;
+ int power, ant_gain, max_power;
int power = 0;
+ int ant_gain, max_power;
u32 offchannel_flag;
offchannel_flag = local->hw.conf.flags & IEEE80211_CONF_OFFCHANNEL;
@@ -165,8 +165,21 @@ static u32 ieee80211_hw_conf_chan(struct
}
rcu_read_unlock();
@@ -165,8 +166,21 @@ static u32 ieee80211_hw_conf_chan(struct
power = min(power, chandef.chan->max_power);
- if (local->hw.conf.power_level != power) {
+ max_power = chandef.chan->max_reg_power;
@ -162,7 +161,7 @@
local->hw.cur_power_level = power;
local->hw.conf.power_level = power;
}
@@ -597,6 +610,7 @@ struct ieee80211_hw *ieee80211_alloc_hw(
@@ -597,6 +611,7 @@ struct ieee80211_hw *ieee80211_alloc_hw(
IEEE80211_RADIOTAP_MCS_HAVE_BW;
local->hw.radiotap_vht_details = IEEE80211_RADIOTAP_VHT_KNOWN_GI |
IEEE80211_RADIOTAP_VHT_KNOWN_BANDWIDTH;