qcacmn: Add QCA vendor attributes to indicate MLO capabilities

Add QCA vendor attributes to indicate various MLO capabilities supported
by the WLAN driver to userspace. These capabilities are usually reported
by the firmware during the initial bootup handshake with the driver.

Change-Id: If4b18e0a02623a7983b025e69094a1b8736fb429
CRs-Fixed: 3635733

os_if/linux/qca_vendor.h

@@ -1805,6 +1805,23 @@ enum qca_wlan_vendor_attr {
 	 */
 	QCA_WLAN_VENDOR_ATTR_SETBAND_MASK = 43,
 
+	/* Unsigned 8-bit used by QCA_NL80211_VENDOR_SUBCMD_GET_FEATURES.
+	 * This field describes the maximum number of links supported by the
+	 * chip for MLO association.
+	 * This is an optional attribute.
+	 */
+	QCA_WLAN_VENDOR_ATTR_MLO_CAPABILITY_MAX_ASSOCIATION_COUNT = 44,
+
+	/* Unsigned 8-bit used by QCA_NL80211_VENDOR_SUBCMD_GET_FEATURES.
+	 * This field describes the maximum number of Simultaneous Transmit
+	 * and Receive (STR) links used in Multi-Link Operation.
+	 * The maximum number of STR links used can be different
+	 * from the maximum number of radios supported by the chip.
+	 * This is a static configuration of the chip.
+	 * This is an optional attribute.
+	 */
+	QCA_WLAN_VENDOR_ATTR_MLO_CAPABILITY_MAX_STR_LINK_COUNT = 45,
+
 	/* keep last */
 	QCA_WLAN_VENDOR_ATTR_AFTER_LAST,
 	QCA_WLAN_VENDOR_ATTR_MAX = QCA_WLAN_VENDOR_ATTR_AFTER_LAST - 1