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authorFelix Fietkau <nbd@nbd.name>2017-02-24 11:57:27 +0100
committerFelix Fietkau <nbd@nbd.name>2017-02-24 12:22:29 +0100
commit703515f889124248480f39d65f8704548cbf1c09 (patch)
treecd06f11ec2cc4e6ddb75c8982ecaab9882d3a9ed /package/kernel/mac80211/patches/306-Revert-ath9k-interpret-requested-txpower-in-EIRP-dom.patch
parentd27dd6298b0f9a66199758b32ce19c0932ef2ee0 (diff)
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mac80211: sync with master branch as of 9edff13abd97
Includes the following changes: 9edff13abd mac80211: disable potentially harmful PS software retry for A-MPDU sessions 75216a76b0 mac80211: backport upstream fix for CSA in IBSS mode 368cc8ef47 mac80211: update brcmfmac backporting brcmf_err cleanups 66a63d25c4 mac80211: fix build on linux 3.18 9eacb9d7fc rt2x00: mt7620: lots of improvements fd94fa61a7 mac80211: brcmfmac: update Raspberry Pi patches for linux 4.9 649e766a64 mac80211: update to wireless-testing 2017-01-31 47540afa5d ath9k: add a warning to the tx99 config option b367eef21d mac80211: rt2x00: add support for external LNA on MT7620 9200e168f2 mac80211: move (& update) upstream accepted brcmfmac patches Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'package/kernel/mac80211/patches/306-Revert-ath9k-interpret-requested-txpower-in-EIRP-dom.patch')
-rw-r--r--package/kernel/mac80211/patches/306-Revert-ath9k-interpret-requested-txpower-in-EIRP-dom.patch37
1 files changed, 37 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/306-Revert-ath9k-interpret-requested-txpower-in-EIRP-dom.patch b/package/kernel/mac80211/patches/306-Revert-ath9k-interpret-requested-txpower-in-EIRP-dom.patch
new file mode 100644
index 0000000000..956ab83903
--- /dev/null
+++ b/package/kernel/mac80211/patches/306-Revert-ath9k-interpret-requested-txpower-in-EIRP-dom.patch
@@ -0,0 +1,37 @@
+From: Felix Fietkau <nbd@nbd.name>
+Date: Sat, 14 May 2016 14:51:02 +0200
+Subject: [PATCH] Revert "ath9k: interpret requested txpower in EIRP
+ domain"
+
+This reverts commit 71f5137bf010c6faffab50c0ec15374c59c4a411.
+---
+
+--- a/drivers/net/wireless/ath/ath9k/hw.c
++++ b/drivers/net/wireless/ath/ath9k/hw.c
+@@ -2931,7 +2931,8 @@ void ath9k_hw_apply_txpower(struct ath_h
+ {
+ struct ath_regulatory *reg = ath9k_hw_regulatory(ah);
+ struct ieee80211_channel *channel;
+- int chan_pwr, new_pwr;
++ int chan_pwr, new_pwr, max_gain;
++ int ant_gain, ant_reduction = 0;
+
+ if (!chan)
+ return;
+@@ -2939,10 +2940,15 @@ void ath9k_hw_apply_txpower(struct ath_h
+ channel = chan->chan;
+ chan_pwr = min_t(int, channel->max_power * 2, MAX_RATE_POWER);
+ new_pwr = min_t(int, chan_pwr, reg->power_limit);
++ max_gain = chan_pwr - new_pwr + channel->max_antenna_gain * 2;
++
++ ant_gain = get_antenna_gain(ah, chan);
++ if (ant_gain > max_gain)
++ ant_reduction = ant_gain - max_gain;
+
+ ah->eep_ops->set_txpower(ah, chan,
+ ath9k_regd_get_ctl(reg, chan),
+- get_antenna_gain(ah, chan), new_pwr, test);
++ ant_reduction, new_pwr, test);
+ }
+
+ void ath9k_hw_set_txpowerlimit(struct ath_hw *ah, u32 limit, bool test)