qcacmn: QCA vendor attribute to configure ER SU PPDU type

Add QCA vendor attribute to configure the driver to transmit the
Data frames with ER SU PPDU type format. This attribute is used
for testing purpose.

Change-Id: If11523ea3e6316c47181342c3acc8425da85ee1b
CRs-Fixed: 2960794

os_if/linux/qca_vendor.h

@@ -8506,6 +8506,14 @@ enum qca_wlan_vendor_attr_wifi_test_config {
 	 */
 	QCA_WLAN_VENDOR_ATTR_WIFI_TEST_CONFIG_6GHZ_SECURITY_TEST_MODE = 51,
 
+	/* 8-bit unsigned value to configure the driver to transmit data with
+	 * ER SU PPDU type.
+	 *
+	 * 0 - Default behavior, 1 - Enable ER SU PPDU type TX.
+	 * This attribute is used for testing purposes.
+	 */
+	QCA_WLAN_VENDOR_ATTR_WIFI_TEST_CONFIG_ER_SU_PPDU_TYPE = 52,
+
 	/* keep last */
 	QCA_WLAN_VENDOR_ATTR_WIFI_TEST_CONFIG_AFTER_LAST,
 	QCA_WLAN_VENDOR_ATTR_WIFI_TEST_CONFIG_MAX =