[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-kernel/linux-mt76/files/patches/1116-mt76-mt7915-add-mt7986-and-mt7916-pre-calibration.patch b/recipes-kernel/linux-mt76/files/patches/1116-mt76-mt7915-add-mt7986-and-mt7916-pre-calibration.patch
new file mode 100644
index 0000000..1f5c089
--- /dev/null
+++ b/recipes-kernel/linux-mt76/files/patches/1116-mt76-mt7915-add-mt7986-and-mt7916-pre-calibration.patch
@@ -0,0 +1,202 @@
+From 45b37195f796ce6f2d7ef6969e47447007aa50de Mon Sep 17 00:00:00 2001
+From: Peter Chiu <chui-hao.chiu@mediatek.com>
+Date: Fri, 20 May 2022 19:19:25 +0800
+Subject: [PATCH 1116/1121] mt76: mt7915: add mt7986 and mt7916 pre-calibration
+
+Add pre-calibration for mt7986 and mt7916. It has different data size
+with mt7915. Group cal needs 54k and 94k for 2G + 5G and 2G + 6G,
+respectively. DPD cal needs 300k.
+
+Signed-off-by: Peter Chiu <chui-hao.chiu@mediatek.com>
+---
+ mt7915/eeprom.c | 15 +++++------
+ mt7915/eeprom.h |  1 +
+ mt7915/mcu.c    | 72 ++++++++++++++++++++++++++++++++++++-------------
+ 3 files changed, 62 insertions(+), 26 deletions(-)
+
+diff --git a/mt7915/eeprom.c b/mt7915/eeprom.c
+index 4b1a981..ee3049e 100644
+--- a/mt7915/eeprom.c
++++ b/mt7915/eeprom.c
+@@ -9,23 +9,22 @@ static int mt7915_eeprom_load_precal(struct mt7915_dev *dev)
+ {
+ 	struct mt76_dev *mdev = &dev->mt76;
+ 	u8 *eeprom = mdev->eeprom.data;
+-	u32 val = eeprom[MT_EE_DO_PRE_CAL];
+-	u32 offs;
++	u32 offs = is_mt7915(&dev->mt76) ? MT_EE_DO_PRE_CAL : MT_EE_DO_PRE_CAL_V2;
++	u32 size, val = eeprom[offs];
+ 
+-	if (!dev->flash_mode)
++	if (!dev->flash_mode || !val)
+ 		return 0;
+ 
+-	if (val != (MT_EE_WIFI_CAL_DPD | MT_EE_WIFI_CAL_GROUP))
+-		return 0;
++	size = mt7915_get_cal_group_size(dev) +
++	       (is_mt7915(&dev->mt76) ? MT_EE_CAL_DPD_SIZE_V1 : MT_EE_CAL_DPD_SIZE_V2);
+ 
+-	val = MT_EE_CAL_GROUP_SIZE + MT_EE_CAL_DPD_SIZE;
+-	dev->cal = devm_kzalloc(mdev->dev, val, GFP_KERNEL);
++	dev->cal = devm_kzalloc(mdev->dev, size, GFP_KERNEL);
+ 	if (!dev->cal)
+ 		return -ENOMEM;
+ 
+ 	offs = is_mt7915(&dev->mt76) ? MT_EE_PRECAL : MT_EE_PRECAL_V2;
+ 
+-	return mt76_get_of_eeprom(mdev, dev->cal, offs, val);
++	return mt76_get_of_eeprom(mdev, dev->cal, offs, size);
+ }
+ 
+ static int mt7915_check_eeprom(struct mt7915_dev *dev)
+diff --git a/mt7915/eeprom.h b/mt7915/eeprom.h
+index b980342..fb9fbfe 100644
+--- a/mt7915/eeprom.h
++++ b/mt7915/eeprom.h
+@@ -19,6 +19,7 @@ enum mt7915_eeprom_field {
+ 	MT_EE_DDIE_FT_VERSION =	0x050,
+ 	MT_EE_DO_PRE_CAL =	0x062,
+ 	MT_EE_WIFI_CONF =	0x190,
++	MT_EE_DO_PRE_CAL_V2 =	0x19a,
+ 	MT_EE_RATE_DELTA_2G =	0x252,
+ 	MT_EE_RATE_DELTA_5G =	0x29d,
+ 	MT_EE_TX0_POWER_2G =	0x2fc,
+diff --git a/mt7915/mcu.c b/mt7915/mcu.c
+index eb53095..9d1dea2 100644
+--- a/mt7915/mcu.c
++++ b/mt7915/mcu.c
+@@ -2926,7 +2926,8 @@ static int mt7915_mcu_set_pre_cal(struct mt7915_dev *dev, u8 idx,
+ int mt7915_mcu_apply_group_cal(struct mt7915_dev *dev)
+ {
+ 	u8 idx = 0, *cal = dev->cal, *eep = dev->mt76.eeprom.data;
+-	u32 total = MT_EE_CAL_GROUP_SIZE;
++	u32 total = mt7915_get_cal_group_size(dev);
++	u32 offs = is_mt7915(&dev->mt76) ? MT_EE_DO_PRE_CAL : MT_EE_DO_PRE_CAL_V2;
+ 
+ 	if (!(eep[offs] & MT_EE_WIFI_CAL_GROUP))
+ 		return 0;
+@@ -2964,9 +2965,9 @@ static int mt7915_find_freq_idx(const u16 *freqs, int n_freqs, u16 cur)
+ 	return -1;
+ }
+ 
+-static int mt7915_dpd_freq_idx(u16 freq, u8 bw)
++static int mt7915_dpd_freq_idx(struct mt7915_dev *dev, u16 freq, u8 bw)
+ {
+-	static const u16 freq_list[] = {
++	const u16 freq_list_v1[] = {
+ 		5180, 5200, 5220, 5240,
+ 		5260, 5280, 5300, 5320,
+ 		5500, 5520, 5540, 5560,
+@@ -2974,34 +2975,69 @@ static int mt7915_dpd_freq_idx(u16 freq, u8 bw)
+ 		5660, 5680, 5700, 5745,
+ 		5765, 5785, 5805, 5825
+ 	};
+-	int offset_2g = ARRAY_SIZE(freq_list);
++	const u16 freq_list_v2[] = {
++		/* 6G BW20*/
++		5955, 5975, 5995, 6015,
++		6035, 6055, 6075, 6095,
++		6115, 6135, 6155, 6175,
++		6195, 6215, 6235, 6255,
++		6275, 6295, 6315, 6335,
++		6355, 6375, 6395, 6415,
++		6435, 6455, 6475, 6495,
++		6515, 6535, 6555, 6575,
++		6595, 6615, 6635, 6655,
++		6675, 6695, 6715, 6735,
++		6755, 6775, 6795, 6815,
++		6835, 6855, 6875, 6895,
++		6915, 6935, 6955, 6975,
++		6995, 7015, 7035, 7055,
++		7075, 7095, 7115,
++		/* 6G BW160 */
++		6025, 6185, 6345, 6505,
++		6665, 6825, 6985,
++		/* 5G BW20 */
++		5180, 5200, 5220, 5240,
++		5260, 5280, 5300, 5320,
++		5500, 5520, 5540, 5560,
++		5580, 5600, 5620, 5640,
++		5660, 5680, 5700, 5720,
++		5745, 5765, 5785, 5805,
++		5825, 5845, 5865, 5885,
++		/* 5G BW160 */
++		5250, 5570, 5815
++	};
++	const u16 *freq_list = freq_list_v1;
++	int n_freqs = ARRAY_SIZE(freq_list_v1);
+ 	int idx;
+ 
++	if (!is_mt7915(&dev->mt76)) {
++		freq_list = freq_list_v2;
++		n_freqs = ARRAY_SIZE(freq_list_v2);
++	}
++
+ 	if (freq < 4000) {
+ 		if (freq < 2432)
+-			return offset_2g;
++			return n_freqs;
+ 		if (freq < 2457)
+-			return offset_2g + 1;
++			return n_freqs + 1;
+ 
+-		return offset_2g + 2;
++		return n_freqs + 2;
+ 	}
+ 
+-	if (bw == NL80211_CHAN_WIDTH_80P80 || bw == NL80211_CHAN_WIDTH_160)
++	if (bw == NL80211_CHAN_WIDTH_80P80)
+ 		return -1;
+ 
+ 	if (bw != NL80211_CHAN_WIDTH_20) {
+-		idx = mt7915_find_freq_idx(freq_list, ARRAY_SIZE(freq_list),
+-					   freq + 10);
++		idx = mt7915_find_freq_idx(freq_list, n_freqs, freq + 10);
+ 		if (idx >= 0)
+ 			return idx;
+ 
+-		idx = mt7915_find_freq_idx(freq_list, ARRAY_SIZE(freq_list),
+-					   freq - 10);
++		idx = mt7915_find_freq_idx(freq_list, n_freqs, freq - 10);
+ 		if (idx >= 0)
+ 			return idx;
+ 	}
+ 
+-	return mt7915_find_freq_idx(freq_list, ARRAY_SIZE(freq_list), freq);
++	return mt7915_find_freq_idx(freq_list, n_freqs, freq);
+ }
+ 
+ int mt7915_mcu_apply_tx_dpd(struct mt7915_phy *phy)
+@@ -3033,24 +3069,24 @@ int mt7915_mcu_apply_tx_dpd(struct mt7915_phy *phy)
+ 	if (!(eep[offs] & dpd_mask))
+ 		return 0;
+ 
+-	idx = mt7915_dpd_freq_idx(center_freq, chandef->width);
++	idx = mt7915_dpd_freq_idx(dev, center_freq, chandef->width);
+ 	if (idx < 0)
+ 		return -EINVAL;
+ 
+ 	/* Items: Tx DPD, Tx Flatness */
+-	idx = idx * 2;
+-	cal += MT_EE_CAL_GROUP_SIZE;
++	idx = idx * cal_num;
++	cal += mt7915_get_cal_group_size(dev) + (idx * MT_EE_CAL_UNIT);
+ 
+-	while (total--) {
++	while (cal_num--) {
+ 		int ret;
+ 
+-		cal += (idx * MT_EE_CAL_UNIT);
+ 		ret = mt7915_mcu_set_pre_cal(dev, idx, cal, MT_EE_CAL_UNIT,
+ 					     MCU_EXT_CMD(DPD_PRE_CAL_INFO));
+ 		if (ret)
+ 			return ret;
+ 
+ 		idx++;
++		cal += MT_EE_CAL_UNIT;
+ 	}
+ 
+ 	return 0;
+-- 
+2.18.0
+