recipes-wifi/linux-mt76/files/patches/0009-wifi-mt76-mt7915-fix-txpower-issues.patch

From 2016d1f146684a17c813c957b5c8bd51bd25b47f Mon Sep 17 00:00:00 2001
From: Evelyn Tsai <evelyn.tsai@mediatek.com>
Date: Sat, 29 Jul 2023 04:53:47 +0800
Subject: [PATCH] wifi: mt76: mt7915: fix txpower issues

---
 eeprom.c         |  4 ++--
 mac80211.c       |  2 +-
 mt7915/debugfs.c | 48 ++++++++++++++++++++++++++----------------------
 mt7915/init.c    |  2 +-
 mt7915/main.c    |  3 ++-
 mt7915/mcu.h     |  2 +-
 6 files changed, 33 insertions(+), 28 deletions(-)

diff --git a/eeprom.c b/eeprom.c
index ea54b7a..f9f048c 100644
--- a/eeprom.c
+++ b/eeprom.c
@@ -283,7 +283,7 @@ s8 mt76_get_rate_power_limits(struct mt76_phy *phy,
 	u32 ru_rates = ARRAY_SIZE(dest->ru[0]);
 	char band;
 	size_t len;
-	s8 max_power = 0;
+	s8 max_power = -127;
 	s8 txs_delta;
 
 	if (!mcs_rates)
@@ -321,7 +321,7 @@ s8 mt76_get_rate_power_limits(struct mt76_phy *phy,
 	if (!np)
 		return target_power;
 
-	txs_delta = mt76_get_txs_delta(np, hweight8(phy->antenna_mask));
+	txs_delta = mt76_get_txs_delta(np, hweight16(phy->chainmask));
 
 	val = mt76_get_of_array(np, "rates-cck", &len, ARRAY_SIZE(dest->cck));
 	mt76_apply_array_limit(dest->cck, ARRAY_SIZE(dest->cck), val,
diff --git a/mac80211.c b/mac80211.c
index 8540738..0a08161 100644
--- a/mac80211.c
+++ b/mac80211.c
@@ -1486,7 +1486,7 @@ int mt76_get_txpower(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 		     int *dbm)
 {
 	struct mt76_phy *phy = hw->priv;
-	int n_chains = hweight8(phy->antenna_mask);
+	int n_chains = hweight16(phy->chainmask);
 	int delta = mt76_tx_power_nss_delta(n_chains);
 
 	*dbm = DIV_ROUND_UP(phy->txpower_cur + delta, 2);
diff --git a/mt7915/debugfs.c b/mt7915/debugfs.c
index 6c3696c..93e549c 100644
--- a/mt7915/debugfs.c
+++ b/mt7915/debugfs.c
@@ -950,9 +950,9 @@ mt7915_xmit_queues_show(struct seq_file *file, void *data)
 
 DEFINE_SHOW_ATTRIBUTE(mt7915_xmit_queues);
 
-#define mt7915_txpower_puts(rate)						\
+#define mt7915_txpower_puts(rate, _len)						\
 ({										\
-	len += scnprintf(buf + len, sz - len, "%-16s:", #rate " (TMAC)");	\
+	len += scnprintf(buf + len, sz - len, "%-*s:", _len, #rate " (TMAC)");	\
 	for (i = 0; i < mt7915_sku_group_len[SKU_##rate]; i++, offs++)		\
 		len += scnprintf(buf + len, sz - len, " %6d", txpwr[offs]);	\
 	len += scnprintf(buf + len, sz - len, "\n");				\
@@ -994,43 +994,47 @@ mt7915_rate_txpower_get(struct file *file, char __user *user_buf,
 	len += scnprintf(buf + len, sz - len,
 			 "\nPhy%d Tx power table (channel %d)\n",
 			 phy != &dev->phy, phy->mt76->chandef.chan->hw_value);
-	len += scnprintf(buf + len, sz - len, "%-16s  %6s %6s %6s %6s\n",
+	len += scnprintf(buf + len, sz - len, "%-23s  %6s %6s %6s %6s\n",
 			 " ", "1m", "2m", "5m", "11m");
-	mt7915_txpower_puts(CCK);
+	mt7915_txpower_puts(CCK, 23);
 
 	len += scnprintf(buf + len, sz - len,
-			 "%-16s  %6s %6s %6s %6s %6s %6s %6s %6s\n",
+			 "%-23s  %6s %6s %6s %6s %6s %6s %6s %6s\n",
 			 " ", "6m", "9m", "12m", "18m", "24m", "36m", "48m",
 			 "54m");
-	mt7915_txpower_puts(OFDM);
+	mt7915_txpower_puts(OFDM, 23);
 
 	len += scnprintf(buf + len, sz - len,
-			 "%-16s  %6s %6s %6s %6s %6s %6s %6s %6s\n",
+			 "%-23s  %6s %6s %6s %6s %6s %6s %6s %6s\n",
 			 " ", "mcs0", "mcs1", "mcs2", "mcs3", "mcs4",
 			 "mcs5", "mcs6", "mcs7");
-	mt7915_txpower_puts(HT_BW20);
+	mt7915_txpower_puts(HT_BW20, 23);
 
 	len += scnprintf(buf + len, sz - len,
-			 "%-16s  %6s %6s %6s %6s %6s %6s %6s %6s %6s\n",
+			 "%-23s  %6s %6s %6s %6s %6s %6s %6s %6s %6s\n",
 			 " ", "mcs0", "mcs1", "mcs2", "mcs3", "mcs4", "mcs5",
 			 "mcs6", "mcs7", "mcs32");
-	mt7915_txpower_puts(HT_BW40);
+	mt7915_txpower_puts(HT_BW40, 23);
 
 	len += scnprintf(buf + len, sz - len,
-			 "%-16s  %6s %6s %6s %6s %6s %6s %6s %6s %6s %6s %6s %6s\n",
+			 "%-23s  %6s %6s %6s %6s %6s %6s %6s %6s %6s %6s %6s %6s\n",
 			 " ", "mcs0", "mcs1", "mcs2", "mcs3", "mcs4", "mcs5",
 			 "mcs6", "mcs7", "mcs8", "mcs9", "mcs10", "mcs11");
-	mt7915_txpower_puts(VHT_BW20);
-	mt7915_txpower_puts(VHT_BW40);
-	mt7915_txpower_puts(VHT_BW80);
-	mt7915_txpower_puts(VHT_BW160);
-	mt7915_txpower_puts(HE_RU26);
-	mt7915_txpower_puts(HE_RU52);
-	mt7915_txpower_puts(HE_RU106);
-	mt7915_txpower_puts(HE_RU242);
-	mt7915_txpower_puts(HE_RU484);
-	mt7915_txpower_puts(HE_RU996);
-	mt7915_txpower_puts(HE_RU2x996);
+	mt7915_txpower_puts(VHT_BW20, 23);
+	mt7915_txpower_puts(VHT_BW40, 23);
+	mt7915_txpower_puts(VHT_BW80, 23);
+	mt7915_txpower_puts(VHT_BW160, 23);
+	mt7915_txpower_puts(HE_RU26, 23);
+	mt7915_txpower_puts(HE_RU52, 23);
+	mt7915_txpower_puts(HE_RU106, 23);
+	len += scnprintf(buf + len, sz - len, "BW20/");
+	mt7915_txpower_puts(HE_RU242, 18);
+	len += scnprintf(buf + len, sz - len, "BW40/");
+	mt7915_txpower_puts(HE_RU484, 18);
+	len += scnprintf(buf + len, sz - len, "BW80/");
+	mt7915_txpower_puts(HE_RU996, 18);
+	len += scnprintf(buf + len, sz - len, "BW160/");
+	mt7915_txpower_puts(HE_RU2x996, 17);
 
 	reg = is_mt7915(&dev->mt76) ? MT_WF_PHY_TPC_CTRL_STAT(band) :
 	      MT_WF_PHY_TPC_CTRL_STAT_MT7916(band);
diff --git a/mt7915/init.c b/mt7915/init.c
index bcd3717..15b719f 100644
--- a/mt7915/init.c
+++ b/mt7915/init.c
@@ -281,7 +281,7 @@ static void mt7915_led_set_brightness(struct led_classdev *led_cdev,
 void mt7915_init_txpower(struct mt7915_dev *dev,
 			 struct ieee80211_supported_band *sband)
 {
-	int i, n_chains = hweight8(dev->mphy.antenna_mask);
+	int i, n_chains = hweight16(dev->mphy.chainmask);
 	int nss_delta = mt76_tx_power_nss_delta(n_chains);
 	int pwr_delta = mt7915_eeprom_get_power_delta(dev, sband->band);
 	struct mt76_power_limits limits;
diff --git a/mt7915/main.c b/mt7915/main.c
index 86f794f..d7dfae8 100644
--- a/mt7915/main.c
+++ b/mt7915/main.c
@@ -479,7 +479,7 @@ static int mt7915_config(struct ieee80211_hw *hw, u32 changed)
 
 	mutex_lock(&dev->mt76.mutex);
 
-	if (changed & IEEE80211_CONF_CHANGE_MONITOR) {
+	if (changed & (IEEE80211_CONF_CHANGE_MONITOR | IEEE80211_CONF_CHANGE_CHANNEL)) {
 		bool enabled = !!(hw->conf.flags & IEEE80211_CONF_MONITOR);
 		bool band = phy->mt76->band_idx;
 
@@ -1062,6 +1062,7 @@ mt7915_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, u32 rx_ant)
 	mt76_set_stream_caps(phy->mt76, true);
 	mt7915_set_stream_vht_txbf_caps(phy);
 	mt7915_set_stream_he_caps(phy);
+	mt7915_mcu_set_txpower_sku(phy);
 
 	mutex_unlock(&dev->mt76.mutex);
 
diff --git a/mt7915/mcu.h b/mt7915/mcu.h
index aebacc7..8f36546 100644
--- a/mt7915/mcu.h
+++ b/mt7915/mcu.h
@@ -574,7 +574,7 @@ static inline s8
 mt7915_get_power_bound(struct mt7915_phy *phy, s8 txpower)
 {
 	struct mt76_phy *mphy = phy->mt76;
-	int n_chains = hweight8(mphy->antenna_mask);
+	int n_chains = hweight16(mphy->chainmask);
 
 	txpower = mt76_get_sar_power(mphy, mphy->chandef.chan, txpower * 2);
 	txpower -= mt76_tx_power_nss_delta(n_chains);
-- 
2.18.0