diff mbox series

[v4,07/13] rtw88: phy files

Message ID 1548820940-15237-8-git-send-email-yhchuang@realtek.com (mailing list archive)
State Changes Requested
Delegated to: Kalle Valo
Headers show
Series rtw88: mac80211 driver for Realtek 802.11ac wireless network chips | expand

Commit Message

Tony Chuang Jan. 30, 2019, 4:02 a.m. UTC
From: Yan-Hsuan Chuang <yhchuang@realtek.com>

phy files for Realtek 802.11ac wireless network chips

Signed-off-by: Yan-Hsuan Chuang <yhchuang@realtek.com>
---
 drivers/net/wireless/realtek/rtw88/phy.c | 1670 ++++++++++++++++++++++++++++++
 drivers/net/wireless/realtek/rtw88/phy.h |  125 +++
 2 files changed, 1795 insertions(+)
 create mode 100644 drivers/net/wireless/realtek/rtw88/phy.c
 create mode 100644 drivers/net/wireless/realtek/rtw88/phy.h
diff mbox series

Patch

diff --git a/drivers/net/wireless/realtek/rtw88/phy.c b/drivers/net/wireless/realtek/rtw88/phy.c
new file mode 100644
index 0000000..51b7fca
--- /dev/null
+++ b/drivers/net/wireless/realtek/rtw88/phy.c
@@ -0,0 +1,1670 @@ 
+// SPDX-License-Identifier: GPL-2.0
+/* Copyright(c) 2018  Realtek Corporation.
+ */
+
+#include <linux/bcd.h>
+
+#include "main.h"
+#include "fw.h"
+#include "phy.h"
+#include "debug.h"
+
+struct phy_cfg_pair {
+	u32 addr;
+	u32 data;
+};
+
+union phy_table_tile {
+	struct rtw_phy_cond cond;
+	struct phy_cfg_pair cfg;
+};
+
+struct phy_pg_cfg_pair {
+	u32 band;
+	u32 rf_path;
+	u32 tx_num;
+	u32 addr;
+	u32 bitmask;
+	u32 data;
+};
+
+struct txpwr_lmt_cfg_pair {
+	u8 regd;
+	u8 band;
+	u8 bw;
+	u8 rs;
+	u8 ch;
+	s8 txpwr_lmt;
+};
+
+static const u32 db_invert_table[12][8] = {
+	{10,		13,		16,		20,
+	 25,		32,		40,		50},
+	{64,		80,		101,		128,
+	 160,		201,		256,		318},
+	{401,		505,		635,		800,
+	 1007,		1268,		1596,		2010},
+	{316,		398,		501,		631,
+	 794,		1000,		1259,		1585},
+	{1995,		2512,		3162,		3981,
+	 5012,		6310,		7943,		10000},
+	{12589,		15849,		19953,		25119,
+	 31623,		39811,		50119,		63098},
+	{79433,		100000,		125893,		158489,
+	 199526,	251189,		316228,		398107},
+	{501187,	630957,		794328,		1000000,
+	 1258925,	1584893,	1995262,	2511886},
+	{3162278,	3981072,	5011872,	6309573,
+	 7943282,	1000000,	12589254,	15848932},
+	{19952623,	25118864,	31622777,	39810717,
+	 50118723,	63095734,	79432823,	100000000},
+	{125892541,	158489319,	199526232,	251188643,
+	 316227766,	398107171,	501187234,	630957345},
+	{794328235,	1000000000,	1258925412,	1584893192,
+	 1995262315,	2511886432U,	3162277660U,	3981071706U}
+};
+
+enum rtw_phy_band_type {
+	PHY_BAND_2G	= 0,
+	PHY_BAND_5G	= 1,
+};
+
+void rtw_phy_init(struct rtw_dev *rtwdev)
+{
+	struct rtw_chip_info *chip = rtwdev->chip;
+	struct rtw_dm_info *dm_info = &rtwdev->dm_info;
+	u32 addr, mask;
+
+	dm_info->fa_history[3] = 0;
+	dm_info->fa_history[2] = 0;
+	dm_info->fa_history[1] = 0;
+	dm_info->fa_history[0] = 0;
+	dm_info->igi_bitmap = 0;
+	dm_info->igi_history[3] = 0;
+	dm_info->igi_history[2] = 0;
+	dm_info->igi_history[1] = 0;
+
+	addr = chip->dig[0].addr;
+	mask = chip->dig[0].mask;
+	dm_info->igi_history[0] = rtw_read32_mask(rtwdev, addr, mask);
+}
+
+void rtw_phy_dig_write(struct rtw_dev *rtwdev, u8 igi)
+{
+	struct rtw_chip_info *chip = rtwdev->chip;
+	struct rtw_hal *hal = &rtwdev->hal;
+	u32 addr, mask;
+	u8 path;
+
+	for (path = 0; path < hal->rf_path_num; path++) {
+		addr = chip->dig[path].addr;
+		mask = chip->dig[path].mask;
+		rtw_write32_mask(rtwdev, addr, mask, igi);
+	}
+}
+
+static void rtw_phy_stat_false_alarm(struct rtw_dev *rtwdev)
+{
+	struct rtw_chip_info *chip = rtwdev->chip;
+
+	chip->ops->false_alarm_statistics(rtwdev);
+}
+
+#define RA_FLOOR_TABLE_SIZE	7
+#define RA_FLOOR_UP_GAP		3
+
+static u8 rtw_phy_get_rssi_level(u8 old_level, u8 rssi)
+{
+	u8 table[RA_FLOOR_TABLE_SIZE] = {20, 34, 38, 42, 46, 50, 100};
+	u8 new_level = 0;
+	int i;
+
+	for (i = 0; i < RA_FLOOR_TABLE_SIZE; i++)
+		if (i >= old_level)
+			table[i] += RA_FLOOR_UP_GAP;
+
+	for (i = 0; i < RA_FLOOR_TABLE_SIZE; i++) {
+		if (rssi < table[i]) {
+			new_level = i;
+			break;
+		}
+	}
+
+	return new_level;
+}
+
+struct rtw_phy_stat_iter_data {
+	struct rtw_dev *rtwdev;
+	u8 min_rssi;
+};
+
+static void rtw_phy_stat_rssi_iter(void *data, struct ieee80211_sta *sta)
+{
+	struct rtw_phy_stat_iter_data *iter_data = data;
+	struct rtw_dev *rtwdev = iter_data->rtwdev;
+	struct rtw_sta_info *si = (struct rtw_sta_info *)sta->drv_priv;
+	u8 rssi, rssi_level;
+
+	rssi = ewma_rssi_read(&si->avg_rssi);
+	rssi_level = rtw_phy_get_rssi_level(si->rssi_level, rssi);
+
+	rtw_fw_send_rssi_info(rtwdev, si);
+
+	iter_data->min_rssi = min_t(u8, rssi, iter_data->min_rssi);
+}
+
+static void rtw_phy_stat_rssi(struct rtw_dev *rtwdev)
+{
+	struct rtw_dm_info *dm_info = &rtwdev->dm_info;
+	struct rtw_phy_stat_iter_data data = {};
+
+	data.rtwdev = rtwdev;
+	data.min_rssi = U8_MAX;
+	rtw_iterate_stas_atomic(rtwdev, rtw_phy_stat_rssi_iter, &data);
+
+	dm_info->pre_min_rssi = dm_info->min_rssi;
+	dm_info->min_rssi = data.min_rssi;
+}
+
+static void rtw_phy_statistics(struct rtw_dev *rtwdev)
+{
+	rtw_phy_stat_rssi(rtwdev);
+	rtw_phy_stat_false_alarm(rtwdev);
+}
+
+#define DIG_PERF_FA_TH_LOW			250
+#define DIG_PERF_FA_TH_HIGH			500
+#define DIG_PERF_FA_TH_EXTRA_HIGH		750
+#define DIG_PERF_MAX				0x5a
+#define DIG_PERF_MID				0x40
+#define DIG_CVRG_FA_TH_LOW			2000
+#define DIG_CVRG_FA_TH_HIGH			4000
+#define DIG_CVRG_FA_TH_EXTRA_HIGH		5000
+#define DIG_CVRG_MAX				0x2a
+#define DIG_CVRG_MID				0x26
+#define DIG_CVRG_MIN				0x1c
+#define DIG_RSSI_GAIN_OFFSET			15
+
+static bool
+rtw_phy_dig_check_damping(struct rtw_dm_info *dm_info)
+{
+	u16 fa_lo = DIG_PERF_FA_TH_LOW;
+	u16 fa_hi = DIG_PERF_FA_TH_HIGH;
+	u16 *fa_history;
+	u8 *igi_history;
+	u8 damping_rssi;
+	u8 min_rssi;
+	u8 diff;
+	u8 igi_bitmap;
+	bool damping = false;
+
+	min_rssi = dm_info->min_rssi;
+	if (dm_info->damping) {
+		damping_rssi = dm_info->damping_rssi;
+		diff = min_rssi > damping_rssi ? min_rssi - damping_rssi :
+						 damping_rssi - min_rssi;
+		if (diff > 3 || dm_info->damping_cnt++ > 20) {
+			dm_info->damping = false;
+			return false;
+		}
+
+		return true;
+	}
+
+	igi_history = dm_info->igi_history;
+	fa_history = dm_info->fa_history;
+	igi_bitmap = dm_info->igi_bitmap & 0xf;
+	switch (igi_bitmap) {
+	case 5:
+		/* down -> up -> down -> up */
+		if (igi_history[0] > igi_history[1] &&
+		    igi_history[2] > igi_history[3] &&
+		    igi_history[0] - igi_history[1] >= 2 &&
+		    igi_history[2] - igi_history[3] >= 2 &&
+		    fa_history[0] > fa_hi && fa_history[1] < fa_lo &&
+		    fa_history[2] > fa_hi && fa_history[3] < fa_lo)
+			damping = true;
+		break;
+	case 9:
+		/* up -> down -> down -> up */
+		if (igi_history[0] > igi_history[1] &&
+		    igi_history[3] > igi_history[2] &&
+		    igi_history[0] - igi_history[1] >= 4 &&
+		    igi_history[3] - igi_history[2] >= 2 &&
+		    fa_history[0] > fa_hi && fa_history[1] < fa_lo &&
+		    fa_history[2] < fa_lo && fa_history[3] > fa_hi)
+			damping = true;
+		break;
+	default:
+		return false;
+	}
+
+	if (damping) {
+		dm_info->damping = true;
+		dm_info->damping_cnt = 0;
+		dm_info->damping_rssi = min_rssi;
+	}
+
+	return damping;
+}
+
+static void rtw_phy_dig_get_boundary(struct rtw_dm_info *dm_info,
+				     u8 *upper, u8 *lower, bool linked)
+{
+	u8 dig_max, dig_min, dig_mid;
+	u8 min_rssi;
+
+	if (linked) {
+		dig_max = DIG_PERF_MAX;
+		dig_mid = DIG_PERF_MID;
+		/* 22B=0x1c, 22C=0x20 */
+		dig_min = 0x1c;
+		min_rssi = max_t(u8, dm_info->min_rssi, dig_min);
+	} else {
+		dig_max = DIG_CVRG_MAX;
+		dig_mid = DIG_CVRG_MID;
+		dig_min = DIG_CVRG_MIN;
+		min_rssi = dig_min;
+	}
+
+	/* DIG MAX should be bounded by minimum RSSI with offset +15 */
+	dig_max = min_t(u8, dig_max, min_rssi + DIG_RSSI_GAIN_OFFSET);
+
+	*lower = clamp_t(u8, min_rssi, dig_min, dig_mid);
+	*upper = clamp_t(u8, *lower + DIG_RSSI_GAIN_OFFSET, dig_min, dig_max);
+}
+
+static void rtw_phy_dig_get_threshold(struct rtw_dm_info *dm_info,
+				      u16 *fa_th, u8 *step, bool linked)
+{
+	u8 min_rssi, pre_min_rssi;
+
+	min_rssi = dm_info->min_rssi;
+	pre_min_rssi = dm_info->pre_min_rssi;
+	step[0] = 4;
+	step[1] = 3;
+	step[2] = 2;
+
+	if (linked) {
+		fa_th[0] = DIG_PERF_FA_TH_EXTRA_HIGH;
+		fa_th[1] = DIG_PERF_FA_TH_HIGH;
+		fa_th[2] = DIG_PERF_FA_TH_LOW;
+		if (pre_min_rssi > min_rssi) {
+			step[0] = 6;
+			step[1] = 4;
+			step[2] = 2;
+		}
+	} else {
+		fa_th[0] = DIG_CVRG_FA_TH_EXTRA_HIGH;
+		fa_th[1] = DIG_CVRG_FA_TH_HIGH;
+		fa_th[2] = DIG_CVRG_FA_TH_LOW;
+	}
+}
+
+static void rtw_phy_dig_recorder(struct rtw_dm_info *dm_info, u8 igi, u16 fa)
+{
+	u8 *igi_history;
+	u16 *fa_history;
+	u8 igi_bitmap;
+	bool up;
+
+	igi_bitmap = dm_info->igi_bitmap << 1 & 0xfe;
+	igi_history = dm_info->igi_history;
+	fa_history = dm_info->fa_history;
+
+	up = igi > igi_history[0];
+	igi_bitmap |= up;
+
+	igi_history[3] = igi_history[2];
+	igi_history[2] = igi_history[1];
+	igi_history[1] = igi_history[0];
+	igi_history[0] = igi;
+
+	fa_history[3] = fa_history[2];
+	fa_history[2] = fa_history[1];
+	fa_history[1] = fa_history[0];
+	fa_history[0] = fa;
+
+	dm_info->igi_bitmap = igi_bitmap;
+}
+
+static void rtw_phy_dig(struct rtw_dev *rtwdev)
+{
+	struct rtw_dm_info *dm_info = &rtwdev->dm_info;
+	u8 upper_bound, lower_bound;
+	u8 pre_igi, cur_igi;
+	u16 fa_th[3], fa_cnt;
+	u8 level;
+	u8 step[3];
+	bool linked;
+
+	if (rtw_flag_check(rtwdev, RTW_FLAG_DIG_DISABLE))
+		return;
+
+	if (rtw_phy_dig_check_damping(dm_info))
+		return;
+
+	linked = !!rtwdev->sta_cnt;
+
+	fa_cnt = dm_info->total_fa_cnt;
+	pre_igi = dm_info->igi_history[0];
+
+	rtw_phy_dig_get_threshold(dm_info, fa_th, step, linked);
+
+	/* test the false alarm count from the highest threshold level first,
+	 * and increase it by corresponding step size
+	 *
+	 * note that the step size is offset by -2, compensate it afterall
+	 */
+	cur_igi = pre_igi;
+	for (level = 0; level < 3; level++) {
+		if (fa_cnt > fa_th[level]) {
+			cur_igi += step[level];
+			break;
+		}
+	}
+	cur_igi -= 2;
+
+	/* calculate the upper/lower bound by the minimum rssi we have among
+	 * the peers connected with us, meanwhile make sure the igi value does
+	 * not beyond the hardware limitation
+	 */
+	rtw_phy_dig_get_boundary(dm_info, &upper_bound, &lower_bound, linked);
+	cur_igi = clamp_t(u8, cur_igi, lower_bound, upper_bound);
+
+	/* record current igi value and false alarm statistics for further
+	 * damping checks, and record the trend of igi values
+	 */
+	rtw_phy_dig_recorder(dm_info, cur_igi, fa_cnt);
+
+	if (cur_igi != pre_igi)
+		rtw_phy_dig_write(rtwdev, cur_igi);
+}
+
+static void rtw_phy_ra_info_update_iter(void *data, struct ieee80211_sta *sta)
+{
+	struct rtw_dev *rtwdev = data;
+	struct rtw_sta_info *si = (struct rtw_sta_info *)sta->drv_priv;
+
+	rtw_update_sta_info(rtwdev, si);
+}
+
+static void rtw_phy_ra_info_update(struct rtw_dev *rtwdev)
+{
+	if (rtwdev->watch_dog_cnt & 0x3)
+		return;
+
+	rtw_iterate_stas_atomic(rtwdev, rtw_phy_ra_info_update_iter, rtwdev);
+}
+
+void rtw_phy_dynamic_mechanism(struct rtw_dev *rtwdev)
+{
+	/* for further calculation */
+	rtw_phy_statistics(rtwdev);
+	rtw_phy_dig(rtwdev);
+	rtw_phy_ra_info_update(rtwdev);
+}
+
+#define FRAC_BITS 3
+
+static u8 rtw_phy_power_2_db(s8 power)
+{
+	if (power <= -100 || power >= 20)
+		return 0;
+	else if (power >= 0)
+		return 100;
+	else
+		return 100 + power;
+}
+
+static u64 rtw_phy_db_2_linear(u8 power_db)
+{
+	u8 i, j;
+	u64 linear;
+
+	/* 1dB ~ 96dB */
+	i = (power_db - 1) >> 3;
+	j = (power_db - 1) - (i << 3);
+
+	linear = db_invert_table[i][j];
+	linear = i > 2 ? linear << FRAC_BITS : linear;
+
+	return linear;
+}
+
+static u8 rtw_phy_linear_2_db(u64 linear)
+{
+	u8 i;
+	u8 j;
+	u32 dB;
+
+	if (linear >= db_invert_table[11][7])
+		return 96; /* maximum 96 dB */
+
+	for (i = 0; i < 12; i++) {
+		if (i <= 2 && (linear << FRAC_BITS) <= db_invert_table[i][7])
+			break;
+		else if (i > 2 && linear <= db_invert_table[i][7])
+			break;
+	}
+
+	for (j = 0; j < 8; j++) {
+		if (i <= 2 && (linear << FRAC_BITS) <= db_invert_table[i][j])
+			break;
+		else if (i > 2 && linear <= db_invert_table[i][j])
+			break;
+	}
+
+	if (j == 0 && i == 0)
+		goto end;
+
+	if (j == 0) {
+		if (i != 3) {
+			if (db_invert_table[i][0] - linear >
+			    linear - db_invert_table[i - 1][7]) {
+				i = i - 1;
+				j = 7;
+			}
+		} else {
+			if (db_invert_table[3][0] - linear >
+			    linear - db_invert_table[2][7]) {
+				i = 2;
+				j = 7;
+			}
+		}
+	} else {
+		if (db_invert_table[i][j] - linear >
+		    linear - db_invert_table[i][j - 1]) {
+			j = j - 1;
+		}
+	}
+end:
+	dB = (i << 3) + j + 1;
+
+	return dB;
+}
+
+u8 rtw_phy_rf_power_2_rssi(s8 *rf_power, u8 path_num)
+{
+	s8 power;
+	u8 power_db;
+	u64 linear;
+	u64 sum = 0;
+	u8 path;
+
+	for (path = 0; path < path_num; path++) {
+		power = rf_power[path];
+		power_db = rtw_phy_power_2_db(power);
+		linear = rtw_phy_db_2_linear(power_db);
+		sum += linear;
+	}
+
+	sum = (sum + (1 << (FRAC_BITS - 1))) >> FRAC_BITS;
+	switch (path_num) {
+	case 2:
+		sum >>= 1;
+		break;
+	case 3:
+		sum = ((sum) + ((sum) << 1) + ((sum) << 3)) >> 5;
+		break;
+	case 4:
+		sum >>= 2;
+		break;
+	default:
+		break;
+	}
+
+	return rtw_phy_linear_2_db(sum);
+}
+
+u32 rtw_phy_read_rf(struct rtw_dev *rtwdev, enum rtw_rf_path rf_path,
+		    u32 addr, u32 mask)
+{
+	struct rtw_hal *hal = &rtwdev->hal;
+	struct rtw_chip_info *chip = rtwdev->chip;
+	const u32 *base_addr = chip->rf_base_addr;
+	u32 val, direct_addr;
+
+	if (rf_path >= hal->rf_path_num) {
+		rtw_err(rtwdev, "unsupported rf path (%d)\n", rf_path);
+		return INV_RF_DATA;
+	}
+
+	addr &= 0xff;
+	direct_addr = base_addr[rf_path] + (addr << 2);
+	mask &= RFREG_MASK;
+
+	val = rtw_read32_mask(rtwdev, direct_addr, mask);
+
+	return val;
+}
+
+bool rtw_phy_write_rf_reg_sipi(struct rtw_dev *rtwdev, enum rtw_rf_path rf_path,
+			       u32 addr, u32 mask, u32 data)
+{
+	struct rtw_hal *hal = &rtwdev->hal;
+	struct rtw_chip_info *chip = rtwdev->chip;
+	u32 *sipi_addr = chip->rf_sipi_addr;
+	u32 data_and_addr;
+	u32 old_data = 0;
+	u32 shift;
+
+	if (rf_path >= hal->rf_path_num) {
+		rtw_err(rtwdev, "unsupported rf path (%d)\n", rf_path);
+		return false;
+	}
+
+	addr &= 0xff;
+	mask &= RFREG_MASK;
+
+	if (mask != RFREG_MASK) {
+		old_data = rtw_phy_read_rf(rtwdev, rf_path, addr, RFREG_MASK);
+
+		if (old_data == INV_RF_DATA) {
+			rtw_err(rtwdev, "Write fail, rf is disabled\n");
+			return false;
+		}
+
+		shift = __ffs(mask);
+		data = ((old_data) & (~mask)) | (data << shift);
+	}
+
+	data_and_addr = ((addr << 20) | (data & 0x000fffff)) & 0x0fffffff;
+
+	rtw_write32(rtwdev, sipi_addr[rf_path], data_and_addr);
+
+	return true;
+}
+
+bool rtw_phy_write_rf_reg(struct rtw_dev *rtwdev, enum rtw_rf_path rf_path,
+			  u32 addr, u32 mask, u32 data)
+{
+	struct rtw_hal *hal = &rtwdev->hal;
+	struct rtw_chip_info *chip = rtwdev->chip;
+	const u32 *base_addr = chip->rf_base_addr;
+	u32 direct_addr;
+
+	if (rf_path >= hal->rf_path_num) {
+		rtw_err(rtwdev, "unsupported rf path (%d)\n", rf_path);
+		return false;
+	}
+
+	addr &= 0xff;
+	direct_addr = base_addr[rf_path] + (addr << 2);
+	mask &= RFREG_MASK;
+
+	rtw_write32_mask(rtwdev, direct_addr, mask, data);
+
+	return true;
+}
+
+bool rtw_phy_write_rf_reg_mix(struct rtw_dev *rtwdev, enum rtw_rf_path rf_path,
+			      u32 addr, u32 mask, u32 data)
+{
+	if (addr != 0x00)
+		return rtw_phy_write_rf_reg(rtwdev, rf_path, addr, mask, data);
+
+	return rtw_phy_write_rf_reg_sipi(rtwdev, rf_path, addr, mask, data);
+}
+
+void rtw_phy_setup_phy_cond(struct rtw_dev *rtwdev, u32 pkg)
+{
+	struct rtw_hal *hal = &rtwdev->hal;
+	struct rtw_efuse *efuse = &rtwdev->efuse;
+	struct rtw_phy_cond cond = {0};
+
+	cond.cut = hal->cut_version ? hal->cut_version : 15;
+	cond.pkg = pkg ? pkg : 15;
+	cond.plat = 0x04;
+	cond.rfe = efuse->rfe_option;
+
+	switch (rtw_hci_type(rtwdev)) {
+	case RTW_HCI_TYPE_USB:
+		cond.intf = INTF_USB;
+		break;
+	case RTW_HCI_TYPE_SDIO:
+		cond.intf = INTF_SDIO;
+		break;
+	case RTW_HCI_TYPE_PCIE:
+	default:
+		cond.intf = INTF_PCIE;
+		break;
+	}
+
+	hal->phy_cond = cond;
+
+	rtw_dbg(rtwdev, "phy cond=0x%08x\n", *((u32 *)&hal->phy_cond));
+}
+
+static bool check_positive(struct rtw_dev *rtwdev, struct rtw_phy_cond cond)
+{
+	struct rtw_hal *hal = &rtwdev->hal;
+	struct rtw_phy_cond drv_cond = hal->phy_cond;
+
+	if (cond.cut && cond.cut != drv_cond.cut)
+		return false;
+
+	if (cond.pkg && cond.pkg != drv_cond.pkg)
+		return false;
+
+	if (cond.intf && cond.intf != drv_cond.intf)
+		return false;
+
+	if (cond.rfe != drv_cond.rfe)
+		return false;
+
+	return true;
+}
+
+void rtw_parse_tbl_phy_cond(struct rtw_dev *rtwdev, const struct rtw_table *tbl)
+{
+	const union phy_table_tile *p = tbl->data;
+	const union phy_table_tile *end = p + tbl->size / 2;
+	struct rtw_phy_cond pos_cond = {0};
+	bool is_matched = true, is_skipped = false;
+
+	BUILD_BUG_ON(sizeof(union phy_table_tile) != sizeof(struct phy_cfg_pair));
+
+	for (; p < end; p++) {
+		if (p->cond.pos) {
+			switch (p->cond.branch) {
+			case BRANCH_ENDIF:
+				is_matched = true;
+				is_skipped = false;
+				break;
+			case BRANCH_ELSE:
+				is_matched = is_skipped ? false : true;
+				break;
+			case BRANCH_IF:
+			case BRANCH_ELIF:
+			default:
+				pos_cond = p->cond;
+				break;
+			}
+		} else if (p->cond.neg) {
+			if (!is_skipped) {
+				if (check_positive(rtwdev, pos_cond)) {
+					is_matched = true;
+					is_skipped = true;
+				} else {
+					is_matched = false;
+					is_skipped = false;
+				}
+			} else {
+				is_matched = false;
+			}
+		} else if (is_matched) {
+			(*tbl->do_cfg)(rtwdev, tbl, p->cfg.addr, p->cfg.data);
+		}
+	}
+}
+
+void rtw_parse_tbl_bb_pg(struct rtw_dev *rtwdev, const struct rtw_table *tbl)
+{
+	const struct phy_pg_cfg_pair *p = tbl->data;
+	const struct phy_pg_cfg_pair *end = p + tbl->size / 6;
+
+	BUILD_BUG_ON(sizeof(struct phy_pg_cfg_pair) != sizeof(u32) * 6);
+
+	for (; p < end; p++) {
+		if (p->addr == 0xfe || p->addr == 0xffe) {
+			msleep(50);
+			continue;
+		}
+		phy_store_tx_power_by_rate(rtwdev, p->band, p->rf_path,
+					   p->tx_num, p->addr, p->bitmask,
+					   p->data);
+	}
+}
+
+void rtw_parse_tbl_txpwr_lmt(struct rtw_dev *rtwdev,
+			     const struct rtw_table *tbl)
+{
+	const struct txpwr_lmt_cfg_pair *p = tbl->data;
+	const struct txpwr_lmt_cfg_pair *end = p + tbl->size / 6;
+
+	BUILD_BUG_ON(sizeof(struct txpwr_lmt_cfg_pair) != sizeof(u8) * 6);
+
+	for (; p < end; p++) {
+		phy_set_tx_power_limit(rtwdev, p->regd, p->band,
+				       p->bw, p->rs,
+				       p->ch, p->txpwr_lmt);
+	}
+}
+
+void rtw_phy_cfg_mac(struct rtw_dev *rtwdev, const struct rtw_table *tbl,
+		     u32 addr, u32 data)
+{
+	rtw_write8(rtwdev, addr, data);
+}
+
+void rtw_phy_cfg_agc(struct rtw_dev *rtwdev, const struct rtw_table *tbl,
+		     u32 addr, u32 data)
+{
+	rtw_write32(rtwdev, addr, data);
+}
+
+void rtw_phy_cfg_bb(struct rtw_dev *rtwdev, const struct rtw_table *tbl,
+		    u32 addr, u32 data)
+{
+	if (addr == 0xfe)
+		msleep(50);
+	else if (addr == 0xfd)
+		mdelay(5);
+	else if (addr == 0xfc)
+		mdelay(1);
+	else if (addr == 0xfb)
+		usleep_range(50, 60);
+	else if (addr == 0xfa)
+		udelay(5);
+	else if (addr == 0xf9)
+		udelay(1);
+	else
+		rtw_write32(rtwdev, addr, data);
+}
+
+void rtw_phy_cfg_rf(struct rtw_dev *rtwdev, const struct rtw_table *tbl,
+		    u32 addr, u32 data)
+{
+	if (addr == 0xffe) {
+		msleep(50);
+	} else if (addr == 0xfe) {
+		usleep_range(100, 110);
+	} else {
+		rtw_write_rf(rtwdev, tbl->rf_path, addr, RFREG_MASK, data);
+		udelay(1);
+	}
+}
+
+void rtw_phy_load_tables(struct rtw_dev *rtwdev)
+{
+	struct rtw_chip_info *chip = rtwdev->chip;
+	u8 rf_path;
+
+	rtw_load_table(rtwdev, chip->mac_tbl);
+	rtw_load_table(rtwdev, chip->bb_tbl);
+	rtw_load_table(rtwdev, chip->agc_tbl);
+
+	for (rf_path = 0; rf_path < rtwdev->hal.rf_path_num; rf_path++) {
+		const struct rtw_table *tbl;
+
+		tbl = chip->rf_tbl[rf_path];
+		rtw_load_table(rtwdev, tbl);
+	}
+}
+
+#define bcd_to_dec_pwr_by_rate(val, i) bcd2bin(val >> (i * 8))
+
+#define RTW_MAX_POWER_INDEX		0x3F
+
+static u8 cck_rates[] = {DESC_RATE1M, DESC_RATE2M, DESC_RATE5_5M, DESC_RATE11M};
+static u8 ofdm_rates[] = {DESC_RATE6M,  DESC_RATE9M,  DESC_RATE12M,
+			  DESC_RATE18M, DESC_RATE24M, DESC_RATE36M,
+			  DESC_RATE48M, DESC_RATE54M};
+static u8 ht_1s_rates[] = {DESC_RATEMCS0, DESC_RATEMCS1, DESC_RATEMCS2,
+			   DESC_RATEMCS3, DESC_RATEMCS4, DESC_RATEMCS5,
+			   DESC_RATEMCS6, DESC_RATEMCS7};
+static u8 ht_2s_rates[] = {DESC_RATEMCS8,  DESC_RATEMCS9,  DESC_RATEMCS10,
+			   DESC_RATEMCS11, DESC_RATEMCS12, DESC_RATEMCS13,
+			   DESC_RATEMCS14, DESC_RATEMCS15};
+static u8 vht_1s_rates[] = {DESC_RATEVHT1SS_MCS0, DESC_RATEVHT1SS_MCS1,
+			    DESC_RATEVHT1SS_MCS2, DESC_RATEVHT1SS_MCS3,
+			    DESC_RATEVHT1SS_MCS4, DESC_RATEVHT1SS_MCS5,
+			    DESC_RATEVHT1SS_MCS6, DESC_RATEVHT1SS_MCS7,
+			    DESC_RATEVHT1SS_MCS8, DESC_RATEVHT1SS_MCS9};
+static u8 vht_2s_rates[] = {DESC_RATEVHT2SS_MCS0, DESC_RATEVHT2SS_MCS1,
+			    DESC_RATEVHT2SS_MCS2, DESC_RATEVHT2SS_MCS3,
+			    DESC_RATEVHT2SS_MCS4, DESC_RATEVHT2SS_MCS5,
+			    DESC_RATEVHT2SS_MCS6, DESC_RATEVHT2SS_MCS7,
+			    DESC_RATEVHT2SS_MCS8, DESC_RATEVHT2SS_MCS9};
+static u8 cck_size = ARRAY_SIZE(cck_rates);
+static u8 ofdm_size = ARRAY_SIZE(ofdm_rates);
+static u8 ht_1s_size = ARRAY_SIZE(ht_1s_rates);
+static u8 ht_2s_size = ARRAY_SIZE(ht_2s_rates);
+static u8 vht_1s_size = ARRAY_SIZE(vht_1s_rates);
+static u8 vht_2s_size = ARRAY_SIZE(vht_2s_rates);
+
+static const u8 rtw_channel_idx_5g[RTW_MAX_CHANNEL_NUM_5G] = {
+	36,  38,  40,  42,  44,  46,  48, /* Band 1 */
+	52,  54,  56,  58,  60,  62,  64, /* Band 2 */
+	100, 102, 104, 106, 108, 110, 112, /* Band 3 */
+	116, 118, 120, 122, 124, 126, 128, /* Band 3 */
+	132, 134, 136, 138, 140, 142, 144, /* Band 3 */
+	149, 151, 153, 155, 157, 159, 161, /* Band 4 */
+	165, 167, 169, 171, 173, 175, 177}; /* Band 4 */
+
+static int rtw_channel_to_idx(u8 band, u8 channel)
+{
+	int ch_idx;
+	u8 n_channel;
+
+	if (band == PHY_BAND_2G) {
+		ch_idx = channel - 1;
+		n_channel = RTW_MAX_CHANNEL_NUM_2G;
+	} else if (band == PHY_BAND_5G) {
+		n_channel = RTW_MAX_CHANNEL_NUM_5G;
+		for (ch_idx = 0; ch_idx < n_channel; ch_idx++)
+			if (rtw_channel_idx_5g[ch_idx] == channel)
+				break;
+	} else {
+		return -1;
+	}
+
+	if (ch_idx >= n_channel)
+		return -1;
+
+	return ch_idx;
+}
+
+static u8 rtw_get_channel_group(u8 channel)
+{
+	switch (channel) {
+	default:
+		WARN_ON(1);
+	case 1:
+	case 2:
+	case 36:
+	case 38:
+	case 40:
+	case 42:
+		return 0;
+	case 3:
+	case 4:
+	case 5:
+	case 44:
+	case 46:
+	case 48:
+	case 50:
+		return 1;
+	case 6:
+	case 7:
+	case 8:
+	case 52:
+	case 54:
+	case 56:
+	case 58:
+		return 2;
+	case 9:
+	case 10:
+	case 11:
+	case 60:
+	case 62:
+	case 64:
+		return 3;
+	case 12:
+	case 13:
+	case 100:
+	case 102:
+	case 104:
+	case 106:
+		return 4;
+	case 14:
+	case 108:
+	case 110:
+	case 112:
+	case 114:
+		return 5;
+	case 116:
+	case 118:
+	case 120:
+	case 122:
+		return 6;
+	case 124:
+	case 126:
+	case 128:
+	case 130:
+		return 7;
+	case 132:
+	case 134:
+	case 136:
+	case 138:
+		return 8;
+	case 140:
+	case 142:
+	case 144:
+		return 9;
+	case 149:
+	case 151:
+	case 153:
+	case 155:
+		return 10;
+	case 157:
+	case 159:
+	case 161:
+		return 11;
+	case 165:
+	case 167:
+	case 169:
+	case 171:
+		return 12;
+	case 173:
+	case 175:
+	case 177:
+		return 13;
+	}
+}
+
+static u8 phy_get_2g_tx_power_index(struct rtw_2g_txpwr_idx *pwr_idx_2g,
+				    enum rtw_bandwidth bandwidth,
+				    u8 rate, u8 group)
+{
+	u8 tx_power;
+	bool mcs_rate;
+	bool above_2ss;
+
+	if (rate <= DESC_RATE11M)
+		tx_power = pwr_idx_2g->cck_base[group];
+	else
+		tx_power = pwr_idx_2g->bw40_base[group];
+
+	if (rate >= DESC_RATE6M && rate <= DESC_RATE54M)
+		tx_power += pwr_idx_2g->ht_1s_diff.ofdm;
+
+	mcs_rate = (rate >= DESC_RATEMCS0 && rate <= DESC_RATEMCS15) ||
+		   (rate >= DESC_RATEVHT1SS_MCS0 &&
+		    rate <= DESC_RATEVHT2SS_MCS9);
+	above_2ss = (rate >= DESC_RATEMCS8 && rate <= DESC_RATEMCS15) ||
+		    (rate >= DESC_RATEVHT2SS_MCS0);
+
+	if (!mcs_rate)
+		return tx_power;
+
+	switch (bandwidth) {
+	default:
+		WARN_ON(1);
+	case RTW_CHANNEL_WIDTH_20:
+		tx_power += pwr_idx_2g->ht_1s_diff.bw20;
+		if (above_2ss)
+			tx_power += pwr_idx_2g->ht_2s_diff.bw20;
+		break;
+	case RTW_CHANNEL_WIDTH_40:
+		/* bw40 is the base power */
+		if (above_2ss)
+			tx_power += pwr_idx_2g->ht_2s_diff.bw40;
+		break;
+	}
+
+	return tx_power;
+}
+
+static u8 phy_get_5g_tx_power_index(struct rtw_5g_txpwr_idx *pwr_idx_5g,
+				    enum rtw_bandwidth bandwidth,
+				    u8 rate, u8 group)
+{
+	u8 tx_power;
+	u8 upper, lower;
+	bool mcs_rate;
+	bool above_2ss;
+
+	tx_power = pwr_idx_5g->bw40_base[group];
+
+	mcs_rate = (rate >= DESC_RATEMCS0 && rate <= DESC_RATEMCS15) ||
+		   (rate >= DESC_RATEVHT1SS_MCS0 &&
+		    rate <= DESC_RATEVHT2SS_MCS9);
+	above_2ss = (rate >= DESC_RATEMCS8 && rate <= DESC_RATEMCS15) ||
+		    (rate >= DESC_RATEVHT2SS_MCS0);
+
+	if (!mcs_rate) {
+		tx_power += pwr_idx_5g->ht_1s_diff.ofdm;
+		return tx_power;
+	}
+
+	switch (bandwidth) {
+	default:
+		WARN_ON(1);
+	case RTW_CHANNEL_WIDTH_20:
+		tx_power += pwr_idx_5g->ht_1s_diff.bw20;
+		if (above_2ss)
+			tx_power += pwr_idx_5g->ht_2s_diff.bw20;
+		break;
+	case RTW_CHANNEL_WIDTH_40:
+		/* bw40 is the base power */
+		if (above_2ss)
+			tx_power += pwr_idx_5g->ht_2s_diff.bw40;
+		break;
+	case RTW_CHANNEL_WIDTH_80:
+		/* the base idx of bw80 is the average of bw40+/bw40- */
+		lower = pwr_idx_5g->bw40_base[group];
+		upper = pwr_idx_5g->bw40_base[group + 1];
+
+		tx_power = (lower + upper) / 2;
+		tx_power += pwr_idx_5g->vht_1s_diff.bw80;
+		if (above_2ss)
+			tx_power += pwr_idx_5g->vht_2s_diff.bw80;
+		break;
+	}
+
+	return tx_power;
+}
+
+/* set tx power level by path for each rates, note that the order of the rates
+ * are *very* important, bacause 8822B/8821C combines every four bytes of tx
+ * power index into a four-byte power index register, and calls set_tx_agc to
+ * write these values into hardware
+ */
+static
+void phy_set_tx_power_level_by_path(struct rtw_dev *rtwdev, u8 ch, u8 path)
+{
+	struct rtw_hal *hal = &rtwdev->hal;
+	u8 rs;
+
+	/* do not need cck rates if we are not in 2.4G */
+	if (hal->current_band_type == RTW_BAND_2G)
+		rs = RTW_RATE_SECTION_CCK;
+	else
+		rs = RTW_RATE_SECTION_OFDM;
+
+	for (; rs < RTW_RATE_SECTION_MAX; rs++)
+		phy_set_tx_power_index_by_rs(rtwdev, ch, path, rs);
+}
+
+void rtw_phy_set_tx_power_level(struct rtw_dev *rtwdev, u8 channel)
+{
+	struct rtw_hal *hal = &rtwdev->hal;
+	u8 path;
+
+	mutex_lock(&hal->tx_power_mutex);
+
+	for (path = 0; path < hal->rf_path_num; path++)
+		phy_set_tx_power_level_by_path(rtwdev, channel, path);
+
+	mutex_unlock(&hal->tx_power_mutex);
+}
+
+s8 phy_get_tx_power_limit(struct rtw_dev *rtwdev, u8 band,
+			  enum rtw_bandwidth bandwidth, u8 rf_path,
+			  u8 rate, u8 channel, u8 regd);
+
+static
+u8 phy_get_tx_power_index(void *adapter, u8 rf_path, u8 rate,
+			  enum rtw_bandwidth bandwidth, u8 channel, u8 regd)
+{
+	struct rtw_dev *rtwdev = adapter;
+	struct rtw_hal *hal = &rtwdev->hal;
+	struct rtw_txpwr_idx *pwr_idx;
+	u8 tx_power;
+	u8 group;
+	u8 band;
+	s8 offset, limit;
+
+	pwr_idx = &rtwdev->efuse.txpwr_idx_table[rf_path];
+	group = rtw_get_channel_group(channel);
+
+	/* base power index for 2.4G/5G */
+	if (channel <= 14) {
+		band = PHY_BAND_2G;
+		tx_power = phy_get_2g_tx_power_index(&pwr_idx->pwr_idx_2g,
+						     bandwidth, rate, group);
+		offset = hal->tx_pwr_by_rate_offset_2g[rf_path][rate];
+	} else {
+		band = PHY_BAND_5G;
+		tx_power = phy_get_5g_tx_power_index(&pwr_idx->pwr_idx_5g,
+						     bandwidth, rate, group);
+		offset = hal->tx_pwr_by_rate_offset_5g[rf_path][rate];
+	}
+
+	limit = phy_get_tx_power_limit(rtwdev, band, bandwidth, rf_path,
+				       rate, channel, regd);
+
+	if (offset > limit)
+		offset = limit;
+
+	tx_power += offset;
+
+	if (tx_power > RTW_MAX_POWER_INDEX)
+		tx_power = RTW_MAX_POWER_INDEX;
+
+	return tx_power;
+}
+
+void phy_set_tx_power_index_by_rs(void *adapter, u8 ch, u8 path, u8 rs)
+{
+	struct rtw_dev *rtwdev = adapter;
+	struct rtw_hal *hal = &rtwdev->hal;
+	struct rtw_chip_info *chip = rtwdev->chip;
+	u8 regd = rtwdev->regd.txpwr_regd;
+	u8 *rates;
+	u8 size;
+	u8 rate;
+	u8 pwr_idx;
+	u8 bw;
+	int i;
+	u8 *rate_sections[RTW_RATE_SECTION_MAX] = {
+		cck_rates, ofdm_rates, ht_1s_rates, ht_2s_rates,
+		vht_1s_rates, vht_2s_rates,
+	};
+	u8 sizes[RTW_RATE_SECTION_MAX] = {
+		cck_size, ofdm_size, ht_1s_size, ht_2s_size,
+		vht_1s_size, vht_2s_size,
+	};
+
+	if (rs >= RTW_RATE_SECTION_MAX)
+		return;
+
+	rates = rate_sections[rs];
+	size = sizes[rs];
+	bw = hal->current_band_width;
+	for (i = 0; i < size; i++) {
+		rate = rates[i];
+		pwr_idx = phy_get_tx_power_index(adapter, path, rate, bw, ch,
+						 regd);
+		chip->ops->set_tx_power_index(rtwdev, pwr_idx, path, rate);
+	}
+}
+
+static void phy_get_rate_values_of_txpwr_by_rate(struct rtw_dev *rtwdev,
+						 u32 addr, u32 mask,
+						 u32 val, u8 *rate,
+						 u8 *pwr_by_rate, u8 *rate_num)
+{
+	int i;
+
+	switch (addr) {
+	case 0xE00:
+	case 0x830:
+		rate[0] = DESC_RATE6M;
+		rate[1] = DESC_RATE9M;
+		rate[2] = DESC_RATE12M;
+		rate[3] = DESC_RATE18M;
+		for (i = 0; i < 4; ++i)
+			pwr_by_rate[i] = bcd_to_dec_pwr_by_rate(val, i);
+		*rate_num = 4;
+		break;
+	case 0xE04:
+	case 0x834:
+		rate[0] = DESC_RATE24M;
+		rate[1] = DESC_RATE36M;
+		rate[2] = DESC_RATE48M;
+		rate[3] = DESC_RATE54M;
+		for (i = 0; i < 4; ++i)
+			pwr_by_rate[i] = bcd_to_dec_pwr_by_rate(val, i);
+		*rate_num = 4;
+		break;
+	case 0xE08:
+		rate[0] = DESC_RATE1M;
+		pwr_by_rate[0] = bcd_to_dec_pwr_by_rate(val, 1);
+		*rate_num = 1;
+		break;
+	case 0x86C:
+		if (mask == 0xffffff00) {
+			rate[0] = DESC_RATE2M;
+			rate[1] = DESC_RATE5_5M;
+			rate[2] = DESC_RATE11M;
+			for (i = 1; i < 4; ++i)
+				pwr_by_rate[i - 1] =
+					bcd_to_dec_pwr_by_rate(val, i);
+			*rate_num = 3;
+		} else if (mask == 0x000000ff) {
+			rate[0] = DESC_RATE11M;
+			pwr_by_rate[0] = bcd_to_dec_pwr_by_rate(val, 0);
+			*rate_num = 1;
+		}
+		break;
+	case 0xE10:
+	case 0x83C:
+		rate[0] = DESC_RATEMCS0;
+		rate[1] = DESC_RATEMCS1;
+		rate[2] = DESC_RATEMCS2;
+		rate[3] = DESC_RATEMCS3;
+		for (i = 0; i < 4; ++i)
+			pwr_by_rate[i] = bcd_to_dec_pwr_by_rate(val, i);
+		*rate_num = 4;
+		break;
+	case 0xE14:
+	case 0x848:
+		rate[0] = DESC_RATEMCS4;
+		rate[1] = DESC_RATEMCS5;
+		rate[2] = DESC_RATEMCS6;
+		rate[3] = DESC_RATEMCS7;
+		for (i = 0; i < 4; ++i)
+			pwr_by_rate[i] = bcd_to_dec_pwr_by_rate(val, i);
+		*rate_num = 4;
+		break;
+	case 0xE18:
+	case 0x84C:
+		rate[0] = DESC_RATEMCS8;
+		rate[1] = DESC_RATEMCS9;
+		rate[2] = DESC_RATEMCS10;
+		rate[3] = DESC_RATEMCS11;
+		for (i = 0; i < 4; ++i)
+			pwr_by_rate[i] = bcd_to_dec_pwr_by_rate(val, i);
+		*rate_num = 4;
+		break;
+	case 0xE1C:
+	case 0x868:
+		rate[0] = DESC_RATEMCS12;
+		rate[1] = DESC_RATEMCS13;
+		rate[2] = DESC_RATEMCS14;
+		rate[3] = DESC_RATEMCS15;
+		for (i = 0; i < 4; ++i)
+			pwr_by_rate[i] = bcd_to_dec_pwr_by_rate(val, i);
+		*rate_num = 4;
+
+		break;
+	case 0x838:
+		rate[0] = DESC_RATE1M;
+		rate[1] = DESC_RATE2M;
+		rate[2] = DESC_RATE5_5M;
+		for (i = 1; i < 4; ++i)
+			pwr_by_rate[i - 1] = bcd_to_dec_pwr_by_rate(val, i);
+		*rate_num = 3;
+		break;
+	case 0xC20:
+	case 0xE20:
+	case 0x1820:
+	case 0x1A20:
+		rate[0] = DESC_RATE1M;
+		rate[1] = DESC_RATE2M;
+		rate[2] = DESC_RATE5_5M;
+		rate[3] = DESC_RATE11M;
+		for (i = 0; i < 4; ++i)
+			pwr_by_rate[i] = bcd_to_dec_pwr_by_rate(val, i);
+		*rate_num = 4;
+		break;
+	case 0xC24:
+	case 0xE24:
+	case 0x1824:
+	case 0x1A24:
+		rate[0] = DESC_RATE6M;
+		rate[1] = DESC_RATE9M;
+		rate[2] = DESC_RATE12M;
+		rate[3] = DESC_RATE18M;
+		for (i = 0; i < 4; ++i)
+			pwr_by_rate[i] = bcd_to_dec_pwr_by_rate(val, i);
+		*rate_num = 4;
+		break;
+	case 0xC28:
+	case 0xE28:
+	case 0x1828:
+	case 0x1A28:
+		rate[0] = DESC_RATE24M;
+		rate[1] = DESC_RATE36M;
+		rate[2] = DESC_RATE48M;
+		rate[3] = DESC_RATE54M;
+		for (i = 0; i < 4; ++i)
+			pwr_by_rate[i] = bcd_to_dec_pwr_by_rate(val, i);
+		*rate_num = 4;
+		break;
+	case 0xC2C:
+	case 0xE2C:
+	case 0x182C:
+	case 0x1A2C:
+		rate[0] = DESC_RATEMCS0;
+		rate[1] = DESC_RATEMCS1;
+		rate[2] = DESC_RATEMCS2;
+		rate[3] = DESC_RATEMCS3;
+		for (i = 0; i < 4; ++i)
+			pwr_by_rate[i] = bcd_to_dec_pwr_by_rate(val, i);
+		*rate_num = 4;
+		break;
+	case 0xC30:
+	case 0xE30:
+	case 0x1830:
+	case 0x1A30:
+		rate[0] = DESC_RATEMCS4;
+		rate[1] = DESC_RATEMCS5;
+		rate[2] = DESC_RATEMCS6;
+		rate[3] = DESC_RATEMCS7;
+		for (i = 0; i < 4; ++i)
+			pwr_by_rate[i] = bcd_to_dec_pwr_by_rate(val, i);
+		*rate_num = 4;
+		break;
+	case 0xC34:
+	case 0xE34:
+	case 0x1834:
+	case 0x1A34:
+		rate[0] = DESC_RATEMCS8;
+		rate[1] = DESC_RATEMCS9;
+		rate[2] = DESC_RATEMCS10;
+		rate[3] = DESC_RATEMCS11;
+		for (i = 0; i < 4; ++i)
+			pwr_by_rate[i] = bcd_to_dec_pwr_by_rate(val, i);
+		*rate_num = 4;
+		break;
+	case 0xC38:
+	case 0xE38:
+	case 0x1838:
+	case 0x1A38:
+		rate[0] = DESC_RATEMCS12;
+		rate[1] = DESC_RATEMCS13;
+		rate[2] = DESC_RATEMCS14;
+		rate[3] = DESC_RATEMCS15;
+		for (i = 0; i < 4; ++i)
+			pwr_by_rate[i] = bcd_to_dec_pwr_by_rate(val, i);
+		*rate_num = 4;
+		break;
+	case 0xC3C:
+	case 0xE3C:
+	case 0x183C:
+	case 0x1A3C:
+		rate[0] = DESC_RATEVHT1SS_MCS0;
+		rate[1] = DESC_RATEVHT1SS_MCS1;
+		rate[2] = DESC_RATEVHT1SS_MCS2;
+		rate[3] = DESC_RATEVHT1SS_MCS3;
+		for (i = 0; i < 4; ++i)
+			pwr_by_rate[i] = bcd_to_dec_pwr_by_rate(val, i);
+		*rate_num = 4;
+		break;
+	case 0xC40:
+	case 0xE40:
+	case 0x1840:
+	case 0x1A40:
+		rate[0] = DESC_RATEVHT1SS_MCS4;
+		rate[1] = DESC_RATEVHT1SS_MCS5;
+		rate[2] = DESC_RATEVHT1SS_MCS6;
+		rate[3] = DESC_RATEVHT1SS_MCS7;
+		for (i = 0; i < 4; ++i)
+			pwr_by_rate[i] = bcd_to_dec_pwr_by_rate(val, i);
+		*rate_num = 4;
+		break;
+	case 0xC44:
+	case 0xE44:
+	case 0x1844:
+	case 0x1A44:
+		rate[0] = DESC_RATEVHT1SS_MCS8;
+		rate[1] = DESC_RATEVHT1SS_MCS9;
+		rate[2] = DESC_RATEVHT2SS_MCS0;
+		rate[3] = DESC_RATEVHT2SS_MCS1;
+		for (i = 0; i < 4; ++i)
+			pwr_by_rate[i] = bcd_to_dec_pwr_by_rate(val, i);
+		*rate_num = 4;
+		break;
+	case 0xC48:
+	case 0xE48:
+	case 0x1848:
+	case 0x1A48:
+		rate[0] = DESC_RATEVHT2SS_MCS2;
+		rate[1] = DESC_RATEVHT2SS_MCS3;
+		rate[2] = DESC_RATEVHT2SS_MCS4;
+		rate[3] = DESC_RATEVHT2SS_MCS5;
+		for (i = 0; i < 4; ++i)
+			pwr_by_rate[i] = bcd_to_dec_pwr_by_rate(val, i);
+		*rate_num = 4;
+		break;
+	case 0xC4C:
+	case 0xE4C:
+	case 0x184C:
+	case 0x1A4C:
+		rate[0] = DESC_RATEVHT2SS_MCS6;
+		rate[1] = DESC_RATEVHT2SS_MCS7;
+		rate[2] = DESC_RATEVHT2SS_MCS8;
+		rate[3] = DESC_RATEVHT2SS_MCS9;
+		for (i = 0; i < 4; ++i)
+			pwr_by_rate[i] = bcd_to_dec_pwr_by_rate(val, i);
+		*rate_num = 4;
+		break;
+	case 0xCD8:
+	case 0xED8:
+	case 0x18D8:
+	case 0x1AD8:
+		rate[0] = DESC_RATEMCS16;
+		rate[1] = DESC_RATEMCS17;
+		rate[2] = DESC_RATEMCS18;
+		rate[3] = DESC_RATEMCS19;
+		for (i = 0; i < 4; ++i)
+			pwr_by_rate[i] = bcd_to_dec_pwr_by_rate(val, i);
+		*rate_num = 4;
+		break;
+	case 0xCDC:
+	case 0xEDC:
+	case 0x18DC:
+	case 0x1ADC:
+		rate[0] = DESC_RATEMCS20;
+		rate[1] = DESC_RATEMCS21;
+		rate[2] = DESC_RATEMCS22;
+		rate[3] = DESC_RATEMCS23;
+		for (i = 0; i < 4; ++i)
+			pwr_by_rate[i] = bcd_to_dec_pwr_by_rate(val, i);
+		*rate_num = 4;
+		break;
+	case 0xCE0:
+	case 0xEE0:
+	case 0x18E0:
+	case 0x1AE0:
+		rate[0] = DESC_RATEVHT3SS_MCS0;
+		rate[1] = DESC_RATEVHT3SS_MCS1;
+		rate[2] = DESC_RATEVHT3SS_MCS2;
+		rate[3] = DESC_RATEVHT3SS_MCS3;
+		for (i = 0; i < 4; ++i)
+			pwr_by_rate[i] = bcd_to_dec_pwr_by_rate(val, i);
+		*rate_num = 4;
+		break;
+	case 0xCE4:
+	case 0xEE4:
+	case 0x18E4:
+	case 0x1AE4:
+		rate[0] = DESC_RATEVHT3SS_MCS4;
+		rate[1] = DESC_RATEVHT3SS_MCS5;
+		rate[2] = DESC_RATEVHT3SS_MCS6;
+		rate[3] = DESC_RATEVHT3SS_MCS7;
+		for (i = 0; i < 4; ++i)
+			pwr_by_rate[i] = bcd_to_dec_pwr_by_rate(val, i);
+		*rate_num = 4;
+		break;
+	case 0xCE8:
+	case 0xEE8:
+	case 0x18E8:
+	case 0x1AE8:
+		rate[0] = DESC_RATEVHT3SS_MCS8;
+		rate[1] = DESC_RATEVHT3SS_MCS9;
+		for (i = 0; i < 2; ++i)
+			pwr_by_rate[i] = bcd_to_dec_pwr_by_rate(val, i);
+		*rate_num = 2;
+		break;
+	default:
+		rtw_warn(rtwdev, "invalid tx power index addr 0x%08x\n", addr);
+		break;
+	}
+}
+
+void phy_store_tx_power_by_rate(void *adapter, u32 band, u32 rfpath, u32 txnum,
+				u32 regaddr, u32 bitmask, u32 data)
+{
+	struct rtw_dev *rtwdev = adapter;
+	struct rtw_hal *hal = &rtwdev->hal;
+	u8 rate_num = 0;
+	u8 rate;
+	u8 rates[RTW_RF_PATH_MAX] = {0};
+	s8 offset;
+	s8 pwr_by_rate[RTW_RF_PATH_MAX] = {0};
+	int i;
+
+	phy_get_rate_values_of_txpwr_by_rate(rtwdev, regaddr, bitmask, data,
+					     rates, pwr_by_rate, &rate_num);
+
+	if (WARN_ON(rfpath >= RTW_RF_PATH_MAX ||
+		    (band != PHY_BAND_2G && band != PHY_BAND_5G) ||
+		    rate_num > RTW_RF_PATH_MAX))
+		return;
+
+	for (i = 0; i < rate_num; i++) {
+		offset = pwr_by_rate[i];
+		rate = rates[i];
+		if (band == PHY_BAND_2G)
+			hal->tx_pwr_by_rate_offset_2g[rfpath][rate] = offset;
+		else if (band == PHY_BAND_5G)
+			hal->tx_pwr_by_rate_offset_5g[rfpath][rate] = offset;
+		else
+			continue;
+	}
+}
+
+static
+void phy_tx_power_by_rate_config_by_path(struct rtw_hal *hal, u8 path,
+					 u8 rs, u8 size, u8 *rates)
+{
+	u8 rate;
+	u8 base_idx, rate_idx;
+	s8 base_2g, base_5g;
+
+	if (rs >= RTW_RATE_SECTION_VHT_1S)
+		base_idx = rates[size - 3];
+	else
+		base_idx = rates[size - 1];
+	base_2g = hal->tx_pwr_by_rate_offset_2g[path][base_idx];
+	base_5g = hal->tx_pwr_by_rate_offset_5g[path][base_idx];
+	hal->tx_pwr_by_rate_base_2g[path][rs] = base_2g;
+	hal->tx_pwr_by_rate_base_5g[path][rs] = base_5g;
+	for (rate = 0; rate < size; rate++) {
+		rate_idx = rates[rate];
+		hal->tx_pwr_by_rate_offset_2g[path][rate_idx] -= base_2g;
+		hal->tx_pwr_by_rate_offset_5g[path][rate_idx] -= base_5g;
+	}
+}
+
+void rtw_phy_tx_power_by_rate_config(struct rtw_hal *hal)
+{
+	u8 path;
+
+	for (path = 0; path < RTW_RF_PATH_MAX; path++) {
+		phy_tx_power_by_rate_config_by_path(hal, path,
+						    RTW_RATE_SECTION_CCK,
+						    cck_size, cck_rates);
+		phy_tx_power_by_rate_config_by_path(hal, path,
+						    RTW_RATE_SECTION_OFDM,
+						    ofdm_size, ofdm_rates);
+		phy_tx_power_by_rate_config_by_path(hal, path,
+						    RTW_RATE_SECTION_HT_1S,
+						    ht_1s_size, ht_1s_rates);
+		phy_tx_power_by_rate_config_by_path(hal, path,
+						    RTW_RATE_SECTION_HT_2S,
+						    ht_2s_size, ht_2s_rates);
+		phy_tx_power_by_rate_config_by_path(hal, path,
+						    RTW_RATE_SECTION_VHT_1S,
+						    vht_1s_size, vht_1s_rates);
+		phy_tx_power_by_rate_config_by_path(hal, path,
+						    RTW_RATE_SECTION_VHT_2S,
+						    vht_2s_size, vht_2s_rates);
+	}
+}
+
+static void
+phy_tx_power_limit_config(struct rtw_hal *hal, u8 regd, u8 bw, u8 rs)
+{
+	s8 base, orig;
+	u8 ch;
+
+	for (ch = 0; ch < RTW_MAX_CHANNEL_NUM_2G; ch++) {
+		base = hal->tx_pwr_by_rate_base_2g[0][rs];
+		orig = hal->tx_pwr_limit_2g[regd][bw][rs][ch];
+		hal->tx_pwr_limit_2g[regd][bw][rs][ch] -= base;
+	}
+
+	for (ch = 0; ch < RTW_MAX_CHANNEL_NUM_5G; ch++) {
+		base = hal->tx_pwr_by_rate_base_5g[0][rs];
+		hal->tx_pwr_limit_5g[regd][bw][rs][ch] -= base;
+	}
+}
+
+void rtw_phy_tx_power_limit_config(struct rtw_hal *hal)
+{
+	u8 regd, bw, rs;
+
+	for (regd = 0; regd < RTW_REGD_MAX; regd++)
+		for (bw = 0; bw < RTW_CHANNEL_WIDTH_MAX; bw++)
+			for (rs = 0; rs < RTW_RATE_SECTION_MAX; rs++)
+				phy_tx_power_limit_config(hal, regd, bw, rs);
+}
+
+static s8 get_tx_power_limit(struct rtw_hal *hal, u8 bw, u8 rs, u8 ch, u8 regd)
+{
+	if (regd > RTW_REGD_WW)
+		return RTW_MAX_POWER_INDEX;
+
+	return hal->tx_pwr_limit_2g[regd][bw][rs][ch];
+}
+
+s8 phy_get_tx_power_limit(struct rtw_dev *rtwdev, u8 band,
+			  enum rtw_bandwidth bw, u8 rf_path,
+			  u8 rate, u8 channel, u8 regd)
+{
+	struct rtw_hal *hal = &rtwdev->hal;
+	s8 power_limit;
+	u8 rs;
+	int ch_idx;
+
+	if (rate >= DESC_RATE1M && rate <= DESC_RATE11M)
+		rs = RTW_RATE_SECTION_CCK;
+	else if (rate >= DESC_RATE6M && rate <= DESC_RATE54M)
+		rs = RTW_RATE_SECTION_OFDM;
+	else if (rate >= DESC_RATEMCS0 && rate <= DESC_RATEMCS7)
+		rs = RTW_RATE_SECTION_HT_1S;
+	else if (rate >= DESC_RATEMCS8 && rate <= DESC_RATEMCS15)
+		rs = RTW_RATE_SECTION_HT_2S;
+	else if (rate >= DESC_RATEVHT1SS_MCS0 && rate <= DESC_RATEVHT1SS_MCS9)
+		rs = RTW_RATE_SECTION_VHT_1S;
+	else if (rate >= DESC_RATEVHT2SS_MCS0 && rate <= DESC_RATEVHT2SS_MCS9)
+		rs = RTW_RATE_SECTION_VHT_2S;
+	else
+		goto err;
+
+	ch_idx = rtw_channel_to_idx(band, channel);
+	if (ch_idx < 0)
+		goto err;
+
+	power_limit = get_tx_power_limit(hal, bw, rs, ch_idx, regd);
+
+	return power_limit;
+
+err:
+	WARN(1, "invalid arguments, band=%d, bw=%d, path=%d, rate=%d, ch=%d\n",
+	     band, bw, rf_path, rate, channel);
+	return RTW_MAX_POWER_INDEX;
+}
+
+void phy_set_tx_power_limit(struct rtw_dev *rtwdev, u8 regd, u8 band,
+			    u8 bw, u8 rs, u8 ch, s8 pwr_limit)
+{
+	struct rtw_hal *hal = &rtwdev->hal;
+	int ch_idx;
+
+	pwr_limit = clamp_t(s8, pwr_limit,
+			    -RTW_MAX_POWER_INDEX, RTW_MAX_POWER_INDEX);
+	ch_idx = rtw_channel_to_idx(band, ch);
+
+	if (regd >= RTW_REGD_MAX || bw >= RTW_CHANNEL_WIDTH_MAX ||
+	    rs >= RTW_RATE_SECTION_MAX || ch_idx < 0) {
+		WARN(1,
+		     "wrong txpwr_lmt regd=%u, band=%u bw=%u, rs=%u, ch_idx=%u, pwr_limit=%d\n",
+		     regd, band, bw, rs, ch_idx, pwr_limit);
+		return;
+	}
+
+	if (band == PHY_BAND_2G)
+		hal->tx_pwr_limit_2g[regd][bw][rs][ch_idx] = pwr_limit;
+	else if (band == PHY_BAND_5G)
+		hal->tx_pwr_limit_5g[regd][bw][rs][ch_idx] = pwr_limit;
+}
+
+static
+void rtw_hw_tx_power_limit_init(struct rtw_hal *hal, u8 regd, u8 bw, u8 rs)
+{
+	u8 ch;
+
+	/* 2.4G channels */
+	for (ch = 0; ch < RTW_MAX_CHANNEL_NUM_2G; ch++)
+		hal->tx_pwr_limit_2g[regd][bw][rs][ch] = RTW_MAX_POWER_INDEX;
+
+	/* 5G channels */
+	for (ch = 0; ch < RTW_MAX_CHANNEL_NUM_5G; ch++)
+		hal->tx_pwr_limit_5g[regd][bw][rs][ch] = RTW_MAX_POWER_INDEX;
+}
+
+void rtw_hw_init_tx_power(struct rtw_hal *hal)
+{
+	u8 regd, path, rate, rs, bw;
+
+	/* init tx power by rate offset */
+	for (path = 0; path < RTW_RF_PATH_MAX; path++) {
+		for (rate = 0; rate < DESC_RATE_MAX; rate++) {
+			hal->tx_pwr_by_rate_offset_2g[path][rate] = 0;
+			hal->tx_pwr_by_rate_offset_5g[path][rate] = 0;
+		}
+	}
+
+	/* init tx power limit */
+	for (regd = 0; regd < RTW_REGD_MAX; regd++)
+		for (bw = 0; bw < RTW_CHANNEL_WIDTH_MAX; bw++)
+			for (rs = 0; rs < RTW_RATE_SECTION_MAX; rs++)
+				rtw_hw_tx_power_limit_init(hal, regd, bw, rs);
+}
diff --git a/drivers/net/wireless/realtek/rtw88/phy.h b/drivers/net/wireless/realtek/rtw88/phy.h
new file mode 100644
index 0000000..2e26372
--- /dev/null
+++ b/drivers/net/wireless/realtek/rtw88/phy.h
@@ -0,0 +1,125 @@ 
+/* SPDX-License-Identifier: GPL-2.0 */
+/* Copyright(c) 2018  Realtek Corporation.
+ */
+
+#ifndef __RTW_PHY_H_
+#define __RTW_PHY_H_
+
+#include "debug.h"
+
+void rtw_phy_init(struct rtw_dev *rtwdev);
+void rtw_phy_dynamic_mechanism(struct rtw_dev *rtwdev);
+u8 rtw_phy_rf_power_2_rssi(s8 *rf_power, u8 path_num);
+u32 rtw_phy_read_rf(struct rtw_dev *rtwdev, enum rtw_rf_path rf_path,
+		    u32 addr, u32 mask);
+bool rtw_phy_write_rf_reg_sipi(struct rtw_dev *rtwdev, enum rtw_rf_path rf_path,
+			       u32 addr, u32 mask, u32 data);
+bool rtw_phy_write_rf_reg(struct rtw_dev *rtwdev, enum rtw_rf_path rf_path,
+			  u32 addr, u32 mask, u32 data);
+bool rtw_phy_write_rf_reg_mix(struct rtw_dev *rtwdev, enum rtw_rf_path rf_path,
+			      u32 addr, u32 mask, u32 data);
+void phy_store_tx_power_by_rate(void *adapter, u32 band, u32 rfpath, u32 txnum,
+				u32 regaddr, u32 bitmask, u32 data);
+void phy_set_tx_power_limit(struct rtw_dev *rtwdev, u8 regd, u8 band,
+			    u8 bw, u8 rs, u8 ch, s8 pwr_limit);
+void phy_set_tx_power_index_by_rs(void *adapter, u8 ch, u8 path, u8 rs);
+void rtw_phy_setup_phy_cond(struct rtw_dev *rtwdev, u32 pkg);
+void rtw_parse_tbl_phy_cond(struct rtw_dev *rtwdev, const struct rtw_table *tbl);
+void rtw_parse_tbl_bb_pg(struct rtw_dev *rtwdev, const struct rtw_table *tbl);
+void rtw_parse_tbl_txpwr_lmt(struct rtw_dev *rtwdev, const struct rtw_table *tbl);
+void rtw_phy_cfg_mac(struct rtw_dev *rtwdev, const struct rtw_table *tbl,
+		     u32 addr, u32 data);
+void rtw_phy_cfg_agc(struct rtw_dev *rtwdev, const struct rtw_table *tbl,
+		     u32 addr, u32 data);
+void rtw_phy_cfg_bb(struct rtw_dev *rtwdev, const struct rtw_table *tbl,
+		    u32 addr, u32 data);
+void rtw_phy_cfg_rf(struct rtw_dev *rtwdev, const struct rtw_table *tbl,
+		    u32 addr, u32 data);
+void rtw_hw_init_tx_power(struct rtw_hal *hal);
+void rtw_phy_load_tables(struct rtw_dev *rtwdev);
+void rtw_phy_set_tx_power_level(struct rtw_dev *rtwdev, u8 channel);
+void rtw_phy_tx_power_by_rate_config(struct rtw_hal *hal);
+void rtw_phy_tx_power_limit_config(struct rtw_hal *hal);
+
+#define RTW_DECL_TABLE_PHY_COND_CORE(name, cfg, path)	\
+const struct rtw_table name ## _tbl = {			\
+	.data = name,					\
+	.size = ARRAY_SIZE(name),			\
+	.parse = rtw_parse_tbl_phy_cond,		\
+	.do_cfg = cfg,					\
+	.rf_path = path,				\
+}
+
+#define RTW_DECL_TABLE_PHY_COND(name, cfg)		\
+	RTW_DECL_TABLE_PHY_COND_CORE(name, cfg, 0)
+
+#define RTW_DECL_TABLE_RF_RADIO(name, path)		\
+	RTW_DECL_TABLE_PHY_COND_CORE(name, rtw_phy_cfg_rf, RF_PATH_ ## path)
+
+#define RTW_DECL_TABLE_BB_PG(name)			\
+const struct rtw_table name ## _tbl = {			\
+	.data = name,					\
+	.size = ARRAY_SIZE(name),			\
+	.parse = rtw_parse_tbl_bb_pg,			\
+}
+
+#define RTW_DECL_TABLE_TXPWR_LMT(name)			\
+const struct rtw_table name ## _tbl = {			\
+	.data = name,					\
+	.size = ARRAY_SIZE(name),			\
+	.parse = rtw_parse_tbl_txpwr_lmt,		\
+}
+
+static inline const struct rtw_rfe_def *rtw_get_rfe_def(struct rtw_dev *rtwdev)
+{
+	struct rtw_chip_info *chip = rtwdev->chip;
+	struct rtw_efuse *efuse = &rtwdev->efuse;
+	const struct rtw_rfe_def *rfe_def = NULL;
+
+	if (chip->rfe_defs_size == 0)
+		return NULL;
+
+	if (efuse->rfe_option < chip->rfe_defs_size)
+		rfe_def = &chip->rfe_defs[efuse->rfe_option];
+
+	rtw_dbg(rtwdev, "use rfe_def[%d]\n", efuse->rfe_option);
+	return rfe_def;
+}
+
+static inline int rtw_check_supported_rfe(struct rtw_dev *rtwdev)
+{
+	const struct rtw_rfe_def *rfe_def = rtw_get_rfe_def(rtwdev);
+
+	if (!rfe_def || !rfe_def->phy_pg_tbl || !rfe_def->txpwr_lmt_tbl) {
+		rtw_err(rtwdev, "rfe %d isn't supported\n",
+			rtwdev->efuse.rfe_option);
+		return -ENODEV;
+	}
+
+	return 0;
+}
+
+void rtw_phy_dig_write(struct rtw_dev *rtwdev, u8 igi);
+
+#define	MASKBYTE0		0xff
+#define	MASKBYTE1		0xff00
+#define	MASKBYTE2		0xff0000
+#define	MASKBYTE3		0xff000000
+#define	MASKHWORD		0xffff0000
+#define	MASKLWORD		0x0000ffff
+#define	MASKDWORD		0xffffffff
+#define RFREG_MASK		0xfffff
+
+#define	MASK7BITS		0x7f
+#define	MASK12BITS		0xfff
+#define	MASKH4BITS		0xf0000000
+#define	MASK20BITS		0xfffff
+#define	MASK24BITS		0xffffff
+
+#define MASKH3BYTES		0xffffff00
+#define MASKL3BYTES		0x00ffffff
+#define MASKBYTE2HIGHNIBBLE	0x00f00000
+#define MASKBYTE3LOWNIBBLE	0x0f000000
+#define	MASKL3BYTES		0x00ffffff
+
+#endif