qcacmn: Add new QCA vendor attributes to get thermal level

Add new QCA vendor attributes to get thermal level from driver.
Driver will return thermal level upon userspace requests or sent
thermal event when firmware indicates theraml level changes.

Change-Id: I86b3ac34466d57cbd713cf72a7eb883677883a21
CRs-Fixed: 2786642

os_if/linux/qca_vendor.h

@@ -289,6 +289,18 @@
  * @QCA_NL80211_VENDOR_SUBCMD_SET_QDEPTH_THRESH: Set MSDU queue depth threshold
  *	per peer per TID. Attributes for this command are define in
  *	enum qca_wlan_set_qdepth_thresh_attr
+ * @QCA_NL80211_VENDOR_SUBCMD_THERMAL_CMD: Provides the thermal shutdown action
+ *	guide for WLAN driver. Request to suspend of driver and FW if the
+ *	temperature is higher than the suspend threshold; resume action is
+ *	requested to driver if the temperature is lower than the resume
+ *	threshold. In user poll mode, request temperature data by user. For test
+ *	purpose, getting thermal shutdown configuration parameters is needed.
+ *	Attributes for this interface are defined in
+ *	enum qca_wlan_vendor_attr_thermal_cmd.
+ * @QCA_NL80211_VENDOR_SUBCMD_THERMAL_EVENT: Thermal events reported from
+ *	driver. Thermal temperature and indication of resume completion are
+ *	reported as thermal events. The attributes for this command are defined
+ *	in enum qca_wlan_vendor_attr_thermal_event.
  * @QCA_NL80211_VENDOR_SUBCMD_WIFI_TEST_CONFIGURATION: Sub command to set WiFi
  *	test configuration. Attributes for this command are defined in
  *	enum qca_wlan_vendor_attr_wifi_test_config.
@@ -665,6 +677,7 @@ enum qca_nl80211_vendor_subcmds {
 	QCA_NL80211_VENDOR_SUBCMD_WLAN_MAC_INFO = 165,
 	QCA_NL80211_VENDOR_SUBCMD_SET_QDEPTH_THRESH = 166,
 	QCA_NL80211_VENDOR_SUBCMD_THERMAL_CMD = 167,
+	QCA_NL80211_VENDOR_SUBCMD_THERMAL_EVENT = 168,
 	/* Wi-Fi test configuration subcommand */
 	QCA_NL80211_VENDOR_SUBCMD_WIFI_TEST_CONFIGURATION = 169,
 	QCA_NL80211_VENDOR_SUBCMD_NAN_EXT = 171,
@@ -5053,34 +5066,33 @@ enum qca_wlan_vendor_thermal_level {
  */
 enum qca_wlan_vendor_attr_thermal_cmd {
 	QCA_WLAN_VENDOR_ATTR_THERMAL_CMD_INVALID = 0,
-	/*
-	 * The value of command, driver will implement different operations
+	/* The value of command, driver will implement different operations
 	 * according to this value. It uses values defined in
 	 * enum qca_wlan_vendor_attr_thermal_cmd_type.
 	 * u32 attribute.
 	 */
 	QCA_WLAN_VENDOR_ATTR_THERMAL_CMD_VALUE = 1,
-	/*
-	 * Userspace uses this attribute to configure thermal level to
-	 * driver/firmware. Used in request, u32 attribute, possible values
-	 * are defined in enum qca_wlan_vendor_thermal_level.
+	/* Userspace uses this attribute to configure thermal level to the
+	 * driver/firmware, or get thermal level from the driver/firmware.
+	 * Used in request or response, u32 attribute,
+	 * possible values are defined in enum qca_wlan_vendor_thermal_level.
 	 */
 	QCA_WLAN_VENDOR_ATTR_THERMAL_LEVEL = 2,
-	/*
-	 * Userspace uses this attribute to configure the time in which the
+	/* Userspace uses this attribute to configure the time in which the
 	 * driver/firmware should complete applying settings it received from
 	 * userspace with QCA_WLAN_VENDOR_ATTR_THERMAL_CMD_TYPE_SET_LEVEL
-	 * command type. Used in request, u32 attribute, value is in milli
-	 * seconds. A value of zero indicates to apply the settings
+	 * command type. Used in request, u32 attribute, value is in
+	 * milliseconds. A value of zero indicates to apply the settings
 	 * immediately. The driver/firmware can delay applying the configured
 	 * thermal settings within the time specified in this attribute if
 	 * there is any critical ongoing operation.
 	 */
 	QCA_WLAN_VENDOR_ATTR_THERMAL_COMPLETION_WINDOW = 3,
+
 	/* keep last */
 	QCA_WLAN_VENDOR_ATTR_THERMAL_CMD_AFTER_LAST,
 	QCA_WLAN_VENDOR_ATTR_THERMAL_CMD_MAX =
-		QCA_WLAN_VENDOR_ATTR_THERMAL_CMD_AFTER_LAST - 1
+	QCA_WLAN_VENDOR_ATTR_THERMAL_CMD_AFTER_LAST - 1
 };
 
 /**
@@ -5101,6 +5113,9 @@ enum qca_wlan_vendor_attr_thermal_cmd {
  * resume action.
  * @QCA_WLAN_VENDOR_ATTR_THERMAL_CMD_TYPE_SET_LEVEL: Configure thermal level to
  * the driver/firmware.
+ * @QCA_WLAN_VENDOR_ATTR_THERMAL_CMD_TYPE_GET_LEVEL: Request to get the current
+ * thermal level from the driver/firmware. The driver should respond with a
+ * thermal level defined in enum qca_wlan_vendor_thermal_level.
  */
 enum qca_wlan_vendor_attr_thermal_cmd_type {
 	QCA_WLAN_VENDOR_ATTR_THERMAL_CMD_TYPE_GET_PARAMS,
@@ -5108,6 +5123,55 @@ enum qca_wlan_vendor_attr_thermal_cmd_type {
 	QCA_WLAN_VENDOR_ATTR_THERMAL_CMD_TYPE_SUSPEND,
 	QCA_WLAN_VENDOR_ATTR_THERMAL_CMD_TYPE_RESUME,
 	QCA_WLAN_VENDOR_ATTR_THERMAL_CMD_TYPE_SET_LEVEL,
+	QCA_WLAN_VENDOR_ATTR_THERMAL_CMD_TYPE_GET_LEVEL,
+};
+
+/**
+ * enum qca_wlan_vendor_attr_thermal_get_temperature - vendor subcmd attributes
+ * to get chip temperature by user.
+ * enum values are used for NL attributes for data used by
+ * QCA_WLAN_VENDOR_ATTR_THERMAL_CMD_TYPE_GET_TEMPERATURE command for data used
+ * by QCA_NL80211_VENDOR_SUBCMD_THERMAL_CMD sub command.
+ */
+enum qca_wlan_vendor_attr_thermal_get_temperature {
+	QCA_WLAN_VENDOR_ATTR_THERMAL_GET_TEMPERATURE_INVALID = 0,
+	/* Temperature value (degree Celsius) from driver.
+	 * u32 attribute.
+	 */
+	QCA_WLAN_VENDOR_ATTR_THERMAL_GET_TEMPERATURE_DATA,
+
+	/* keep last */
+	QCA_WLAN_VENDOR_ATTR_THERMAL_GET_TEMPERATURE_AFTER_LAST,
+	QCA_WLAN_VENDOR_ATTR_THERMAL_GET_TEMPERATURE_MAX =
+	QCA_WLAN_VENDOR_ATTR_THERMAL_GET_TEMPERATURE_AFTER_LAST - 1,
+};
+
+/**
+ * enum qca_wlan_vendor_attr_thermal_event - vendor subcmd attributes to
+ * report thermal events from driver to user space.
+ * enum values are used for NL attributes for data used by
+ * QCA_NL80211_VENDOR_SUBCMD_THERMAL_EVENT sub command.
+ */
+enum qca_wlan_vendor_attr_thermal_event {
+	QCA_WLAN_VENDOR_ATTR_THERMAL_EVENT_INVALID = 0,
+	/* Temperature value (degree Celsius) from driver.
+	 * u32 attribute.
+	 */
+	QCA_WLAN_VENDOR_ATTR_THERMAL_EVENT_TEMPERATURE,
+	/* Indication of resume completion from power save mode.
+	 * NLA_FLAG attribute.
+	 */
+	QCA_WLAN_VENDOR_ATTR_THERMAL_EVENT_RESUME_COMPLETE,
+	/* Thermal level from the driver.
+	 * u32 attribute. Possible values are defined in
+	 * enum qca_wlan_vendor_thermal_level.
+	 */
+	QCA_WLAN_VENDOR_ATTR_THERMAL_EVENT_LEVEL = 3,
+
+	/* keep last */
+	QCA_WLAN_VENDOR_ATTR_THERMAL_EVENT_AFTER_LAST,
+	QCA_WLAN_VENDOR_ATTR_THERMAL_EVENT_MAX =
+	QCA_WLAN_VENDOR_ATTR_THERMAL_EVENT_AFTER_LAST - 1,
 };
 
 /**

os_if/linux/wlan_cfg80211.h

@@ -138,6 +138,7 @@
  * @QCA_NL80211_VENDOR_SUBCMD_WIFI_FW_STATS_INDEX: Wifi FW stats index
  * @QCA_NL80211_VENDOR_SUBCMD_MBSSID_TX_VDEV_STATUS_INDEX:
  *	MBSSID TX VDEV status index
+ * @QCA_NL80211_VENDOR_SUBCMD_THERMAL_INDEX: Report thermal event index
  */
 
 enum qca_nl80211_vendor_subcmds_index {
@@ -230,6 +231,7 @@ enum qca_nl80211_vendor_subcmds_index {
 	QCA_NL80211_VENDOR_SUBCMD_UPDATE_SSID_INDEX,
 	QCA_NL80211_VENDOR_SUBCMD_WIFI_FW_STATS_INDEX,
 	QCA_NL80211_VENDOR_SUBCMD_MBSSID_TX_VDEV_STATUS_INDEX,
+	QCA_NL80211_VENDOR_SUBCMD_THERMAL_INDEX,
 };
 
 #if !defined(SUPPORT_WDEV_CFG80211_VENDOR_EVENT_ALLOC) && \