diff --git a/drivers/net/wireless/realtek/rtw89/regd.c b/drivers/net/wireless/realtek/rtw89/regd.c
index 28466cb35ea2..14fab6b1a74a 100644
--- a/drivers/net/wireless/realtek/rtw89/regd.c
+++ b/drivers/net/wireless/realtek/rtw89/regd.c
@@ -360,6 +360,7 @@ static void rtw89_regd_setup_unii4(struct rtw89_dev *rtwdev,
 				   struct wiphy *wiphy)
 {
 	struct rtw89_regulatory_info *regulatory = &rtwdev->regulatory;
+	bool skip_acpi_dsm = rtwdev->hci.type == RTW89_HCI_TYPE_USB;
 	const struct rtw89_chip_info *chip = rtwdev->chip;
 	struct ieee80211_supported_band *sband;
 	struct rtw89_acpi_dsm_result res = {};
@@ -377,6 +378,9 @@ static void rtw89_regd_setup_unii4(struct rtw89_dev *rtwdev,
 		return;
 	}
 
+	if (skip_acpi_dsm)
+		return;
+
 	bitmap_fill(regulatory->block_unii4, RTW89_REGD_MAX_COUNTRY_NUM);
 
 	ret = rtw89_acpi_evaluate_dsm(rtwdev, RTW89_ACPI_DSM_FUNC_UNII4_SUP, &res);
@@ -426,6 +430,7 @@ static void __rtw89_regd_setup_policy_6ghz(struct rtw89_dev *rtwdev, bool block,
 static void rtw89_regd_setup_policy_6ghz(struct rtw89_dev *rtwdev)
 {
 	struct rtw89_regulatory_info *regulatory = &rtwdev->regulatory;
+	bool skip_acpi_dsm = rtwdev->hci.type == RTW89_HCI_TYPE_USB;
 	const struct rtw89_acpi_country_code *country;
 	const struct rtw89_acpi_policy_6ghz *ptr;
 	struct rtw89_acpi_dsm_result res = {};
@@ -433,6 +438,9 @@ static void rtw89_regd_setup_policy_6ghz(struct rtw89_dev *rtwdev)
 	int i, j;
 	int ret;
 
+	if (skip_acpi_dsm)
+		return;
+
 	ret = rtw89_acpi_evaluate_dsm(rtwdev, RTW89_ACPI_DSM_FUNC_6G_BP, &res);
 	if (ret) {
 		rtw89_debug(rtwdev, RTW89_DBG_REGD,
@@ -478,12 +486,16 @@ static void rtw89_regd_setup_policy_6ghz(struct rtw89_dev *rtwdev)
 static void rtw89_regd_setup_policy_6ghz_sp(struct rtw89_dev *rtwdev)
 {
 	struct rtw89_regulatory_info *regulatory = &rtwdev->regulatory;
+	bool skip_acpi_dsm = rtwdev->hci.type == RTW89_HCI_TYPE_USB;
 	const struct rtw89_acpi_policy_6ghz_sp *ptr;
 	struct rtw89_acpi_dsm_result res = {};
 	bool enable;
 	u8 index;
 	int ret;
 
+	if (skip_acpi_dsm)
+		return;
+
 	ret = rtw89_acpi_evaluate_dsm(rtwdev, RTW89_ACPI_DSM_FUNC_6GHZ_SP_SUP, &res);
 	if (ret) {
 		rtw89_debug(rtwdev, RTW89_DBG_REGD,
@@ -524,6 +536,7 @@ static void rtw89_regd_setup_policy_6ghz_sp(struct rtw89_dev *rtwdev)
 static void rtw89_regd_setup_policy_6ghz_vlp(struct rtw89_dev *rtwdev)
 {
 	struct rtw89_regulatory_info *regulatory = &rtwdev->regulatory;
+	bool skip_acpi_dsm = rtwdev->hci.type == RTW89_HCI_TYPE_USB;
 	const struct rtw89_acpi_policy_6ghz_vlp *ptr = NULL;
 	struct rtw89_acpi_dsm_result res = {};
 	bool enable;
@@ -531,6 +544,9 @@ static void rtw89_regd_setup_policy_6ghz_vlp(struct rtw89_dev *rtwdev)
 	int ret;
 	u8 val;
 
+	if (skip_acpi_dsm)
+		return;
+
 	/* By default, allow 6 GHz VLP on all countries except US and CA. */
 	val = ~(RTW89_ACPI_CONF_6GHZ_VLP_US | RTW89_ACPI_CONF_6GHZ_VLP_CA);
 
@@ -574,6 +590,7 @@ static void rtw89_regd_setup_6ghz(struct rtw89_dev *rtwdev, struct wiphy *wiphy)
 {
 	const struct rtw89_chip_info *chip = rtwdev->chip;
 	bool chip_support_6ghz = chip->support_bands & BIT(NL80211_BAND_6GHZ);
+	bool skip_acpi_dsm = rtwdev->hci.type == RTW89_HCI_TYPE_USB;
 	bool regd_allow_6ghz = chip_support_6ghz;
 	struct ieee80211_supported_band *sband;
 	struct rtw89_acpi_dsm_result res = {};
@@ -583,6 +600,9 @@ static void rtw89_regd_setup_6ghz(struct rtw89_dev *rtwdev, struct wiphy *wiphy)
 	if (!chip_support_6ghz)
 		goto bottom;
 
+	if (skip_acpi_dsm)
+		goto bottom;
+
 	ret = rtw89_acpi_evaluate_dsm(rtwdev, RTW89_ACPI_DSM_FUNC_6G_DIS, &res);
 	if (ret) {
 		rtw89_debug(rtwdev, RTW89_DBG_REGD,
@@ -661,10 +681,14 @@ const char *rtw89_regd_get_string(enum rtw89_regulation_type regd)
 static void rtw89_regd_setup_reg_rules(struct rtw89_dev *rtwdev)
 {
 	struct rtw89_regulatory_info *regulatory = &rtwdev->regulatory;
+	bool skip_acpi_dsm = rtwdev->hci.type == RTW89_HCI_TYPE_USB;
 	const struct rtw89_acpi_policy_reg_rules *ptr;
 	struct rtw89_acpi_dsm_result res = {};
 	int ret;
 
+	if (skip_acpi_dsm)
+		return;
+
 	regulatory->txpwr_uk_follow_etsi = true;
 
 	ret = rtw89_acpi_evaluate_dsm(rtwdev, RTW89_ACPI_DSM_FUNC_REG_RULES_EN, &res);
diff --git a/drivers/net/wireless/realtek/rtw89/sar.c b/drivers/net/wireless/realtek/rtw89/sar.c
index 7886ffaf5695..6fe3822eb598 100644
--- a/drivers/net/wireless/realtek/rtw89/sar.c
+++ b/drivers/net/wireless/realtek/rtw89/sar.c
@@ -693,6 +693,7 @@ static bool rtw89_tas_rolling_average(struct rtw89_dev *rtwdev)
 
 static void rtw89_tas_init(struct rtw89_dev *rtwdev)
 {
+	bool skip_acpi_dsm = rtwdev->hci.type == RTW89_HCI_TYPE_USB;
 	const struct rtw89_chip_info *chip = rtwdev->chip;
 	struct rtw89_tas_info *tas = &rtwdev->tas;
 	const struct rtw89_acpi_policy_tas *ptr;
@@ -702,6 +703,9 @@ static void rtw89_tas_init(struct rtw89_dev *rtwdev)
 	if (!chip->support_tas)
 		return;
 
+	if (skip_acpi_dsm)
+		return;
+
 	ret = rtw89_acpi_evaluate_dsm(rtwdev, RTW89_ACPI_DSM_FUNC_TAS_EN, &res);
 	if (ret) {
 		rtw89_debug(rtwdev, RTW89_DBG_SAR,