[rdk-b][common][bsp][Refactor and sync kernel/wifi from Openwrt]
[Description]
Refactor and sync kernel/wifi from Openwrt
[Release-log]
N/A
diff --git a/recipes-wifi/linux-mt76/files/patches-3.x/1129-mt76-mt7915-add-bf-backoff-limit-table-support.patch b/recipes-wifi/linux-mt76/files/patches-3.x/1129-mt76-mt7915-add-bf-backoff-limit-table-support.patch
new file mode 100644
index 0000000..4bf0dc1
--- /dev/null
+++ b/recipes-wifi/linux-mt76/files/patches-3.x/1129-mt76-mt7915-add-bf-backoff-limit-table-support.patch
@@ -0,0 +1,425 @@
+From c213af98be4f1ebe14930ce180a0c33b9180a339 Mon Sep 17 00:00:00 2001
+From: Shayne Chen <shayne.chen@mediatek.com>
+Date: Mon, 5 Dec 2022 18:21:51 +0800
+Subject: [PATCH 1129/1129] mt76: mt7915: add bf backoff limit table support
+
+Signed-off-by: Shayne Chen <shayne.chen@mediatek.com>
+---
+ eeprom.c | 25 +++++++++-
+ mt76.h | 8 +++
+ mt7915/debugfs.c | 73 ++++++++++++++++++++++++++--
+ mt7915/mcu.c | 124 +++++++++++++++++++++++++++++++++++------------
+ mt7915/mcu.h | 6 +++
+ mt7915/mt7915.h | 4 +-
+ 6 files changed, 203 insertions(+), 37 deletions(-)
+
+diff --git a/eeprom.c b/eeprom.c
+index aac70efb..6290156f 100644
+--- a/eeprom.c
++++ b/eeprom.c
+@@ -308,7 +308,8 @@ s8 mt76_get_rate_power_limits(struct mt76_phy *phy,
+ if (!mcs_rates)
+ mcs_rates = 10;
+
+- memset(dest, target_power, sizeof(*dest));
++ memset(dest, target_power, sizeof(*dest) - sizeof(dest->path));
++ memset(&dest->path, 0, sizeof(dest->path));
+
+ if (!IS_ENABLED(CONFIG_OF))
+ return target_power;
+@@ -361,6 +362,28 @@ s8 mt76_get_rate_power_limits(struct mt76_phy *phy,
+ ARRAY_SIZE(dest->ru), val, len,
+ target_power, txs_delta, &max_power);
+
++ val = mt76_get_of_array(np, "paths-cck", &len, ARRAY_SIZE(dest->path.cck));
++ mt76_apply_array_limit(dest->path.cck, ARRAY_SIZE(dest->path.cck), val,
++ target_power, txs_delta, &max_power);
++
++ val = mt76_get_of_array(np, "paths-ofdm", &len, ARRAY_SIZE(dest->path.ofdm));
++ mt76_apply_array_limit(dest->path.ofdm, ARRAY_SIZE(dest->path.ofdm), val,
++ target_power, txs_delta, &max_power);
++
++ val = mt76_get_of_array(np, "paths-ofdm-bf", &len, ARRAY_SIZE(dest->path.ofdm_bf));
++ mt76_apply_array_limit(dest->path.ofdm_bf, ARRAY_SIZE(dest->path.ofdm_bf), val,
++ target_power, txs_delta, &max_power);
++
++ val = mt76_get_of_array(np, "paths-ru", &len, ARRAY_SIZE(dest->path.ru[0]) + 1);
++ mt76_apply_multi_array_limit(dest->path.ru[0], ARRAY_SIZE(dest->path.ru[0]),
++ ARRAY_SIZE(dest->path.ru), val, len,
++ target_power, txs_delta, &max_power);
++
++ val = mt76_get_of_array(np, "paths-ru-bf", &len, ARRAY_SIZE(dest->path.ru_bf[0]) + 1);
++ mt76_apply_multi_array_limit(dest->path.ru_bf[0], ARRAY_SIZE(dest->path.ru_bf[0]),
++ ARRAY_SIZE(dest->path.ru_bf), val, len,
++ target_power, txs_delta, &max_power);
++
+ return max_power;
+ }
+ EXPORT_SYMBOL_GPL(mt76_get_rate_power_limits);
+diff --git a/mt76.h b/mt76.h
+index d102333b..01baceaf 100644
+--- a/mt76.h
++++ b/mt76.h
+@@ -900,6 +900,14 @@ struct mt76_power_limits {
+ s8 ofdm[8];
+ s8 mcs[4][10];
+ s8 ru[7][12];
++
++ struct {
++ s8 cck[4];
++ s8 ofdm[4];
++ s8 ofdm_bf[4];
++ s8 ru[7][10];
++ s8 ru_bf[7][10];
++ } path;
+ };
+
+ struct mt76_ethtool_worker_info {
+diff --git a/mt7915/debugfs.c b/mt7915/debugfs.c
+index f1f3f2f3..3ef2148b 100644
+--- a/mt7915/debugfs.c
++++ b/mt7915/debugfs.c
+@@ -1024,7 +1024,7 @@ mt7915_rate_txpower_get(struct file *file, char __user *user_buf,
+ if (!buf)
+ return -ENOMEM;
+
+- ret = mt7915_mcu_get_txpower_sku(phy, txpwr, sizeof(txpwr));
++ ret = mt7915_mcu_get_txpower_sku(phy, txpwr, sizeof(txpwr), TX_POWER_INFO_RATE);
+ if (ret)
+ goto out;
+
+@@ -1134,7 +1134,7 @@ mt7915_rate_txpower_set(struct file *file, const char __user *user_buf,
+
+ mutex_lock(&dev->mt76.mutex);
+ ret = mt7915_mcu_get_txpower_sku(phy, req.txpower_sku,
+- sizeof(req.txpower_sku));
++ sizeof(req.txpower_sku), TX_POWER_INFO_RATE);
+ if (ret)
+ goto out;
+
+@@ -1176,7 +1176,7 @@ out:
+ return ret ? ret : count;
+ }
+
+-static const struct file_operations mt7915_rate_txpower_fops = {
++static const struct file_operations mt7915_txpower_fops = {
+ .write = mt7915_rate_txpower_set,
+ .read = mt7915_rate_txpower_get,
+ .open = simple_open,
+@@ -1184,6 +1184,69 @@ static const struct file_operations mt7915_rate_txpower_fops = {
+ .llseek = default_llseek,
+ };
+
++static int
++mt7915_path_txpower_show(struct seq_file *file)
++{
++ struct mt7915_phy *phy = file->private;
++ s8 txpower[MT7915_SKU_PATH_NUM], *buf = txpower;
++ int ret;
++
++#define PATH_POWER_SHOW(_name, _len, _skip) do { \
++ if (_skip) { \
++ buf -= 1; \
++ *buf = 0; \
++ } \
++ mt76_seq_puts_array(file, _name, buf, _len); \
++ buf += _len; \
++ } while(0)
++
++ seq_printf(file, "\n%*c", 11, ' ');
++ seq_printf(file, "1T1S/2T1S/3T1S/4T1S/2T2S/3T2S/4T2S/3T3S/4T3S/4T4S\n");
++ ret = mt7915_mcu_get_txpower_sku(phy, txpower, sizeof(txpower),
++ TX_POWER_INFO_PATH);
++ if (ret)
++ return ret;
++
++ PATH_POWER_SHOW("CCK", 4, 0);
++ PATH_POWER_SHOW("OFDM", 4, 0);
++ PATH_POWER_SHOW("BF-OFDM", 4, 1);
++
++ PATH_POWER_SHOW("HT20", 10, 0);
++ PATH_POWER_SHOW("BF-HT20", 10, 1);
++ PATH_POWER_SHOW("HT40", 10, 0);
++ PATH_POWER_SHOW("BF-HT40", 10, 1);
++
++ PATH_POWER_SHOW("RU242", 10, 0);
++ PATH_POWER_SHOW("BF-RU242", 10, 1);
++ PATH_POWER_SHOW("RU484", 10, 0);
++ PATH_POWER_SHOW("BF-RU484", 10, 1);
++ PATH_POWER_SHOW("RU996", 10, 0);
++ PATH_POWER_SHOW("BF-RU996", 10, 1);
++ PATH_POWER_SHOW("RU2x996", 10, 0);
++ PATH_POWER_SHOW("BF-RU2x996", 10, 1);
++ PATH_POWER_SHOW("RU26", 10, 0);
++ PATH_POWER_SHOW("BF-RU26", 10, 0);
++ PATH_POWER_SHOW("RU52", 10, 0);
++ PATH_POWER_SHOW("BF-RU52", 10, 0);
++ PATH_POWER_SHOW("RU106", 10, 0);
++ PATH_POWER_SHOW("BF-RU106", 10, 0);
++#undef PATH_POWER_SHOW
++
++ return 0;
++}
++
++static int
++mt7915_txpower_path_show(struct seq_file *file, void *data)
++{
++ struct mt7915_phy *phy = file->private;
++
++ seq_printf(file, "\nBand %d\n", phy != &phy->dev->phy);
++
++ return mt7915_path_txpower_show(file);
++}
++
++DEFINE_SHOW_ATTRIBUTE(mt7915_txpower_path);
++
+ static int
+ mt7915_twt_stats(struct seq_file *s, void *data)
+ {
+@@ -1270,7 +1333,9 @@ int mt7915_init_debugfs(struct mt7915_phy *phy)
+ debugfs_create_file("implicit_txbf", 0600, dir, dev,
+ &fops_implicit_txbf);
+ debugfs_create_file("txpower_sku", 0400, dir, phy,
+- &mt7915_rate_txpower_fops);
++ &mt7915_txpower_fops);
++ debugfs_create_file("txpower_path", 0400, dir, phy,
++ &mt7915_txpower_path_fops);
+ debugfs_create_devm_seqfile(dev->mt76.dev, "twt_stats", dir,
+ mt7915_twt_stats);
+ debugfs_create_file("rf_regval", 0600, dir, dev, &fops_rf_regval);
+diff --git a/mt7915/mcu.c b/mt7915/mcu.c
+index 785c3c10..4b7ad450 100644
+--- a/mt7915/mcu.c
++++ b/mt7915/mcu.c
+@@ -3259,7 +3259,8 @@ int mt7915_mcu_set_txpower_frame(struct mt7915_phy *phy,
+ int ret;
+ s8 txpower_sku[MT7915_SKU_RATE_NUM];
+
+- ret = mt7915_mcu_get_txpower_sku(phy, txpower_sku, sizeof(txpower_sku));
++ ret = mt7915_mcu_get_txpower_sku(phy, txpower_sku, sizeof(txpower_sku),
++ TX_POWER_INFO_RATE);
+ if (ret)
+ return ret;
+
+@@ -3301,51 +3302,98 @@ int mt7915_mcu_set_txpower_frame(struct mt7915_phy *phy,
+
+ int mt7915_mcu_set_txpower_sku(struct mt7915_phy *phy)
+ {
++#define TX_POWER_LIMIT_TABLE_RATE 0
++#define TX_POWER_LIMIT_TABLE_PATH 1
+ struct mt7915_dev *dev = phy->dev;
+ struct mt76_phy *mphy = phy->mt76;
+ struct ieee80211_hw *hw = mphy->hw;
+- struct mt7915_mcu_txpower_sku req = {
++ struct mt7915_sku_val {
++ u8 format_id;
++ u8 limit_type;
++ u8 band_idx;
++ } __packed hdr = {
+ .format_id = TX_POWER_LIMIT_TABLE,
++ .limit_type = TX_POWER_LIMIT_TABLE_RATE,
+ .band_idx = phy->mt76->band_idx,
+ };
+- struct mt76_power_limits limits_array;
+- s8 *la = (s8 *)&limits_array;
+- int i, idx;
+- int tx_power;
++ int i, ret, tx_power;
++ const u8 *len = mt7915_sku_group_len;
++ struct mt76_power_limits la = {};
++ struct sk_buff *skb;
+
+ tx_power = mt7915_get_power_bound(phy, hw->conf.power_level);
+ tx_power = mt76_get_rate_power_limits(mphy, mphy->chandef.chan,
+- &limits_array, tx_power);
++ &la, tx_power);
+ mphy->txpower_cur = tx_power;
+
+- for (i = 0, idx = 0; i < ARRAY_SIZE(mt7915_sku_group_len); i++) {
+- u8 mcs_num, len = mt7915_sku_group_len[i];
+- int j;
++ skb = mt76_mcu_msg_alloc(&dev->mt76, NULL,
++ sizeof(hdr) + MT7915_SKU_RATE_NUM);
++ if (!skb)
++ return -ENOMEM;
+
+- if (i >= SKU_HT_BW20 && i <= SKU_VHT_BW160) {
+- mcs_num = 10;
++ skb_put_data(skb, &hdr, sizeof(hdr));
++ skb_put_data(skb, &la.cck, len[SKU_CCK] + len[SKU_OFDM]);
++ skb_put_data(skb, &la.mcs[0], len[SKU_HT_BW20]);
++ skb_put_data(skb, &la.mcs[1], len[SKU_HT_BW40]);
+
+- if (i == SKU_HT_BW20 || i == SKU_VHT_BW20)
+- la = (s8 *)&limits_array + 12;
+- } else {
+- mcs_num = len;
+- }
++ /* vht */
++ for (i = 0; i < 4; i++) {
++ skb_put_data(skb, &la.mcs[i], sizeof(la.mcs[i]));
++ skb_put_zero(skb, 2); /* padding */
++ }
++
++ /* he */
++ skb_put_data(skb, &la.ru[0], sizeof(la.ru));
++
++ ret = mt76_mcu_skb_send_msg(&dev->mt76, skb,
++ MCU_EXT_CMD(TX_POWER_FEATURE_CTRL), true);
++ if (ret)
++ return ret;
++
++ /* only set per-path power table when it's configured */
++ if (!la.path.ofdm[0])
++ return 0;
+
+- for (j = 0; j < min_t(u8, mcs_num, len); j++)
+- req.txpower_sku[idx + j] = la[j];
++ skb = mt76_mcu_msg_alloc(&dev->mt76, NULL,
++ sizeof(hdr) + MT7915_SKU_PATH_NUM);
++ if (!skb)
++ return -ENOMEM;
+
+- la += mcs_num;
+- idx += len;
++ hdr.limit_type = TX_POWER_LIMIT_TABLE_PATH;
++ skb_put_data(skb, &hdr, sizeof(hdr));
++ skb_put_data(skb, &la.path.cck, sizeof(la.path.cck));
++ skb_put_data(skb, &la.path.ofdm, sizeof(la.path.ofdm));
++ skb_put_data(skb, &la.path.ofdm_bf[1], sizeof(la.path.ofdm_bf) - 1);
++
++ /* HT20 and HT40 */
++ skb_put_data(skb, &la.path.ru[0], sizeof(la.path.ru[0]));
++ skb_put_data(skb, &la.path.ru_bf[0][1], sizeof(la.path.ru_bf[0]) - 1);
++ skb_put_data(skb, &la.path.ru[1], sizeof(la.path.ru[1]));
++ skb_put_data(skb, &la.path.ru_bf[1][1], sizeof(la.path.ru_bf[1]) - 1);
++
++ /* start from non-bf and bf fields of
++ * BW20/RU242, BW40/RU484, BW80/RU996, BW160/RU2x996,
++ * RU26, RU52, and RU106
++ */
++ for (i = 7; i < 21; i++) {
++ bool bf = !(i % 2);
++ u8 idx = (i - 7) / 2;
++ s8 *buf = bf ? la.path.ru_bf[idx] : la.path.ru[idx];
++
++ /* The non-bf fields of RU26 to RU106 are special cases */
++ if (bf && i < 15)
++ skb_put_data(skb, buf + 1, 9);
++ else
++ skb_put_data(skb, buf, 10);
+ }
+
+- return mt76_mcu_send_msg(&dev->mt76,
+- MCU_EXT_CMD(TX_POWER_FEATURE_CTRL), &req,
+- sizeof(req), true);
++ return mt76_mcu_skb_send_msg(&dev->mt76, skb,
++ MCU_EXT_CMD(TX_POWER_FEATURE_CTRL), true);
+ }
+
+-int mt7915_mcu_get_txpower_sku(struct mt7915_phy *phy, s8 *txpower, int len)
++int mt7915_mcu_get_txpower_sku(struct mt7915_phy *phy, s8 *txpower, int len,
++ u8 category)
+ {
+-#define RATE_POWER_INFO 2
+ struct mt7915_dev *dev = phy->dev;
+ struct {
+ u8 format_id;
+@@ -3354,10 +3402,9 @@ int mt7915_mcu_get_txpower_sku(struct mt7915_phy *phy, s8 *txpower, int len)
+ u8 _rsv;
+ } __packed req = {
+ .format_id = TX_POWER_LIMIT_INFO,
+- .category = RATE_POWER_INFO,
++ .category = category,
+ .band_idx = phy->mt76->band_idx,
+ };
+- s8 txpower_sku[MT7915_SKU_RATE_NUM][2];
+ struct sk_buff *skb;
+ int ret, i;
+
+@@ -3367,9 +3414,15 @@ int mt7915_mcu_get_txpower_sku(struct mt7915_phy *phy, s8 *txpower, int len)
+ if (ret)
+ return ret;
+
+- memcpy(txpower_sku, skb->data + 4, sizeof(txpower_sku));
+- for (i = 0; i < len; i++)
+- txpower[i] = txpower_sku[i][req.band_idx];
++ if (category == TX_POWER_INFO_RATE) {
++ s8 res[MT7915_SKU_RATE_NUM][2];
++
++ memcpy(res, skb->data + 4, sizeof(res));
++ for (i = 0; i < len; i++)
++ txpower[i] = res[i][req.band_idx];
++ } else if (category == TX_POWER_INFO_PATH) {
++ memcpy(txpower, skb->data + 4, len);
++ }
+
+ dev_kfree_skb(skb);
+
+@@ -3411,9 +3464,18 @@ int mt7915_mcu_set_sku_en(struct mt7915_phy *phy, bool enable)
+ .band_idx = phy->mt76->band_idx,
+ .sku_enable = enable,
+ };
++ int ret;
++
++ ret = mt76_mcu_send_msg(&dev->mt76,
++ MCU_EXT_CMD(TX_POWER_FEATURE_CTRL), &req,
++ sizeof(req), true);
++ if (ret)
++ return ret;
+
+ pr_info("%s: enable = %d\n", __func__, enable);
+
++ req.format_id = TX_POWER_LIMIT_PATH_ENABLE;
++
+ return mt76_mcu_send_msg(&dev->mt76,
+ MCU_EXT_CMD(TX_POWER_FEATURE_CTRL), &req,
+ sizeof(req), true);
+diff --git a/mt7915/mcu.h b/mt7915/mcu.h
+index 08476eb6..d110e210 100644
+--- a/mt7915/mcu.h
++++ b/mt7915/mcu.h
+@@ -446,12 +446,18 @@ enum {
+
+ enum {
+ TX_POWER_LIMIT_ENABLE,
++ TX_POWER_LIMIT_PATH_ENABLE = 0x3,
+ TX_POWER_LIMIT_TABLE = 0x4,
+ TX_POWER_LIMIT_INFO = 0x7,
+ TX_POWER_LIMIT_FRAME = 0x11,
+ TX_POWER_LIMIT_FRAME_MIN = 0x12,
+ };
+
++enum {
++ TX_POWER_INFO_PATH = 1,
++ TX_POWER_INFO_RATE,
++};
++
+ enum {
+ SPR_ENABLE = 0x1,
+ SPR_ENABLE_SD = 0x3,
+diff --git a/mt7915/mt7915.h b/mt7915/mt7915.h
+index 2d3769c6..2e6519e7 100644
+--- a/mt7915/mt7915.h
++++ b/mt7915/mt7915.h
+@@ -73,6 +73,7 @@
+ #define MT7915_CDEV_THROTTLE_MAX 99
+
+ #define MT7915_SKU_RATE_NUM 161
++#define MT7915_SKU_PATH_NUM 185
+
+ #define MT7915_MAX_TWT_AGRT 16
+ #define MT7915_MAX_STA_TWT_AGRT 8
+@@ -624,7 +625,8 @@ int mt7915_mcu_set_test_param(struct mt7915_dev *dev, u8 param, bool test_mode,
+ int mt7915_mcu_set_ser(struct mt7915_dev *dev, u8 action, u8 set, u8 band);
+ int mt7915_mcu_set_sku_en(struct mt7915_phy *phy, bool enable);
+ int mt7915_mcu_set_txpower_sku(struct mt7915_phy *phy);
+-int mt7915_mcu_get_txpower_sku(struct mt7915_phy *phy, s8 *txpower, int len);
++int mt7915_mcu_get_txpower_sku(struct mt7915_phy *phy, s8 *txpower, int len,
++ u8 category);
+ int mt7915_mcu_set_txpower_frame_min(struct mt7915_phy *phy, s8 txpower);
+ int mt7915_mcu_set_txpower_frame(struct mt7915_phy *phy,
+ struct ieee80211_vif *vif,
+--
+2.25.1
+