Add QCA vendor subcmd/attribute to check wlan firmware state

Allow user space applications to check whether wlan firmware is alive
through an nl80211 vendor command.

Signed-off-by: Jouni Malinen <jouni@codeaurora.org>

diff --git a/src/common/qca-vendor.h b/src/common/qca-vendor.h
index 6f5b87e7f7580d1e261c112283d03576773035c9..56e4acd16dff78c31139ce7ed5f245da4dc97bd8 100644 (file)
--- a/src/common/qca-vendor.h
+++ b/src/common/qca-vendor.h
@@ -507,6 +507,9 @@ enum qca_radiotap_vendor_ids {
  * @QCA_NL80211_VENDOR_SUBCMD_GET_SUPPORTED_AKMS: This command is used to query
  *     the supported AKM suite selectorss from the driver. It returns the list
  *     of supported AKMs in the attribute NL80211_ATTR_AKM_SUITES.
+ * @QCA_NL80211_VENDOR_SUBCMD_GET_FW_STATE: This command is used to get firmware
+ *     state from the driver. It returns the firmware state in the attribute
+ *     QCA_WLAN_VENDOR_ATTR_FW_STATE.
  */
 enum qca_nl80211_vendor_subcmds {
        QCA_NL80211_VENDOR_SUBCMD_UNSPEC = 0,
@@ -672,6 +675,7 @@ enum qca_nl80211_vendor_subcmds {
        QCA_NL80211_VENDOR_SUBCMD_THROUGHPUT_CHANGE_EVENT = 174,
        QCA_NL80211_VENDOR_SUBCMD_COEX_CONFIG = 175,
        QCA_NL80211_VENDOR_SUBCMD_GET_SUPPORTED_AKMS = 176,
+       QCA_NL80211_VENDOR_SUBCMD_GET_FW_STATE = 177,
 };
 
 enum qca_wlan_vendor_attr {
@@ -858,6 +862,12 @@ enum qca_wlan_vendor_attr {
         * for each antenna ID, and application extract them in user space.
         */
        QCA_WLAN_VENDOR_ATTR_CHAIN_EVM = 41,
+       /*
+        * Used in QCA_NL80211_VENDOR_SUBCMD_GET_FW_STATE command to report
+        * wlan firmware current state. FW state is an unsigned 8 bit value,
+        * one of the values in enum qca_wlan_vendor_attr_fw_state.
+        */
+       QCA_WLAN_VENDOR_ATTR_FW_STATE = 42,
 
        /* keep last */
        QCA_WLAN_VENDOR_ATTR_AFTER_LAST,
@@ -2452,6 +2462,18 @@ enum qca_wlan_vendor_attr_dmg_rf_sector_type {
        QCA_WLAN_VENDOR_ATTR_DMG_RF_SECTOR_TYPE_MAX
 };
 
+/**
+ * enum qca_wlan_vendor_attr_fw_state - State of firmware
+ *
+ * @QCA_WLAN_VENDOR_ATTR_FW_STATE_ERROR: FW is in bad state
+ * @QCA_WLAN_VENDOR_ATTR_FW_STATE_ACTIVE: FW is active
+ */
+enum qca_wlan_vendor_attr_fw_state {
+       QCA_WLAN_VENDOR_ATTR_FW_STATE_ERROR,
+       QCA_WLAN_VENDOR_ATTR_FW_STATE_ACTIVE,
+       QCA_WLAN_VENDOR_ATTR_FW_STATE_MAX
+};
+
 /**
  * BRP antenna limit mode
  *