diff --git a/drivers/net/wireless/realtek/rtw88/debug.c b/drivers/net/wireless/realtek/rtw88/debug.c
index f0ae26018f97..383b04c16703 100644
--- a/drivers/net/wireless/realtek/rtw88/debug.c
+++ b/drivers/net/wireless/realtek/rtw88/debug.c
@@ -8,6 +8,7 @@
 #include "sec.h"
 #include "fw.h"
 #include "debug.h"
+#include "phy.h"
 
 #ifdef CONFIG_RTW88_DEBUGFS
 
@@ -460,6 +461,112 @@ static int rtw_debug_get_rf_dump(struct seq_file *m, void *v)
 	return 0;
 }
 
+static void rtw_print_cck_rate_txt(struct seq_file *m, u8 rate)
+{
+	static const char * const
+	cck_rate[] = {"1M", "2M", "5.5M", "11M"};
+	u8 idx = rate - DESC_RATE1M;
+
+	seq_printf(m, " CCK_%-5s", cck_rate[idx]);
+}
+
+static void rtw_print_ofdm_rate_txt(struct seq_file *m, u8 rate)
+{
+	static const char * const
+	ofdm_rate[] = {"6M", "9M", "12M", "18M", "24M", "36M", "48M", "54M"};
+	u8 idx = rate - DESC_RATE6M;
+
+	seq_printf(m, " OFDM_%-4s", ofdm_rate[idx]);
+}
+
+static void rtw_print_ht_rate_txt(struct seq_file *m, u8 rate)
+{
+	u8 mcs_n = rate - DESC_RATEMCS0;
+
+	seq_printf(m, " MCS%-6u", mcs_n);
+}
+
+static void rtw_print_vht_rate_txt(struct seq_file *m, u8 rate)
+{
+	u8 idx = rate - DESC_RATEVHT1SS_MCS0;
+	u8 n_ss, mcs_n;
+
+	/* n spatial stream */
+	n_ss = 1 + idx / 10;
+	/* MCS n */
+	mcs_n = idx % 10;
+	seq_printf(m, " VHT%uSMCS%u", n_ss, mcs_n);
+}
+
+static int rtw_debugfs_get_tx_pwr_tbl(struct seq_file *m, void *v)
+{
+	struct rtw_debugfs_priv *debugfs_priv = m->private;
+	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
+	struct rtw_hal *hal = &rtwdev->hal;
+	void (*print_rate)(struct seq_file *, u8) = NULL;
+	u8 path, rate;
+	struct rtw_power_params pwr_param = {0};
+	u8 bw = hal->current_band_width;
+	u8 ch = hal->current_channel;
+	u8 regd = rtwdev->regd.txpwr_regd;
+
+	seq_printf(m, "%-4s %-10s %-3s%6s %-4s %4s (%-4s %-4s)\n",
+		   "path", "rate", "pwr", "", "base", "", "byr", "lmt");
+
+	mutex_lock(&hal->tx_power_mutex);
+	for (path = RF_PATH_A; path <= RF_PATH_B; path++) {
+		/* there is no CCK rates used in 5G */
+		if (hal->current_band_type == RTW_BAND_5G)
+			rate = DESC_RATE6M;
+		else
+			rate = DESC_RATE1M;
+
+		/* now, not support vht 3ss and vht 4ss*/
+		for (; rate <= DESC_RATEVHT2SS_MCS9; rate++) {
+			/* now, not support ht 3ss and ht 4ss*/
+			if (rate > DESC_RATEMCS15 &&
+			    rate < DESC_RATEVHT1SS_MCS0)
+				continue;
+
+			switch (rate) {
+			case DESC_RATE1M...DESC_RATE11M:
+				print_rate = rtw_print_cck_rate_txt;
+				break;
+			case DESC_RATE6M...DESC_RATE54M:
+				print_rate = rtw_print_ofdm_rate_txt;
+				break;
+			case DESC_RATEMCS0...DESC_RATEMCS15:
+				print_rate = rtw_print_ht_rate_txt;
+				break;
+			case DESC_RATEVHT1SS_MCS0...DESC_RATEVHT2SS_MCS9:
+				print_rate = rtw_print_vht_rate_txt;
+				break;
+			default:
+				print_rate = NULL;
+				break;
+			}
+
+			rtw_get_tx_power_params(rtwdev, path, rate, bw,
+						ch, regd, &pwr_param);
+
+			seq_printf(m, "%4c ", path + 'A');
+			if (print_rate)
+				print_rate(m, rate);
+			seq_printf(m, " %3u(0x%02x) %4u %4d (%4d %4d)\n",
+				   hal->tx_pwr_tbl[path][rate],
+				   hal->tx_pwr_tbl[path][rate],
+				   pwr_param.pwr_base,
+				   min_t(s8, pwr_param.pwr_offset,
+					 pwr_param.pwr_limit),
+				   pwr_param.pwr_offset, pwr_param.pwr_limit);
+		}
+	}
+
+	mutex_unlock(&hal->tx_power_mutex);
+
+	return 0;
+}
+
 #define rtw_debug_impl_mac(page, addr)				\
 static struct rtw_debugfs_priv rtw_debug_priv_mac_ ##page = {	\
 	.cb_read = rtw_debug_get_mac_page,			\
@@ -514,6 +621,10 @@ static struct rtw_debugfs_priv rtw_debug_priv_rf_dump = {
 	.cb_read = rtw_debug_get_rf_dump,
 };
 
+static struct rtw_debugfs_priv rtw_debug_priv_tx_pwr_tbl = {
+	.cb_read = rtw_debugfs_get_tx_pwr_tbl,
+};
+
 static struct rtw_debugfs_priv rtw_debug_priv_write_reg = {
 	.cb_write = rtw_debugfs_set_write_reg,
 };
@@ -610,6 +721,7 @@ void rtw_debugfs_init(struct rtw_dev *rtwdev)
 		rtw_debugfs_add_r(bb_41);
 	}
 	rtw_debugfs_add_r(rf_dump);
+	rtw_debugfs_add_r(tx_pwr_tbl);
 }
 
 #endif /* CONFIG_RTW88_DEBUGFS */