qcacld-3.0: Extract Peer TWT session parameters

WMI handler is registered for twt_session_stats event.
Upon wmi event twt session parameters are extracted and
cached in peer mc_cp_stats. UMAC APIs are provided to
retrieve TWT session parameters from north bound
interface(hdd) using twt peer's mac_addr/session dialog_id

CRs-Fixed: 2730732
Change-Id: I8ce38ac6be97e844e26e03751c6d6cca981b82b4

components/cp_stats/dispatcher/inc/wlan_cp_stats_mc_defs.h

@@ -29,6 +29,14 @@
 #include "wlan_cmn.h"
 #include "qdf_event.h"
 
+#ifdef WLAN_SUPPORT_TWT
+
+#include <wmi_unified_twt_param.h>
+/* Max TWT sessions per peer (supported by fw) */
+#define TWT_PEER_MAX_SESSIONS 1
+
+#endif /* WLAN_SUPPORT_TWT */
+
 #define MAX_NUM_CHAINS              2
 
 #define MAX_MIB_STATS               1
@@ -300,6 +308,7 @@ struct peer_extd_stats {
  * @peer_macaddr: mac address
  * @extd_stats: Pointer to peer extended stats
  * @adv_stats: Pointer to peer adv (extd2) stats
+ * @twt_param: Pointer to peer twt session parameters
  */
 struct peer_mc_cp_stats {
 	uint32_t tx_rate;
@@ -308,6 +317,9 @@ struct peer_mc_cp_stats {
 	uint8_t peer_macaddr[QDF_MAC_ADDR_SIZE];
 	struct peer_extd_stats *extd_stats;
 	struct peer_adv_mc_cp_stats *adv_stats;
+#ifdef WLAN_SUPPORT_TWT
+	struct wmi_host_twt_session_stats_info twt_param[TWT_PEER_MAX_SESSIONS];
+#endif
 };
 
 /**

components/cp_stats/dispatcher/inc/wlan_cp_stats_mc_ucfg_api.h

@@ -31,6 +31,37 @@
 #include <wlan_objmgr_vdev_obj.h>
 #include <wlan_cp_stats_mc_defs.h>
 
+#ifdef WLAN_SUPPORT_TWT
+
+#include <wlan_objmgr_peer_obj.h>
+#include "../../core/src/wlan_cp_stats_defs.h"
+#include <qdf_event.h>
+
+/* Max TWT sessions supported */
+#define TWT_PSOC_MAX_SESSIONS TWT_PEER_MAX_SESSIONS
+
+/* Valid dialog_id 0 to (0xFF - 1) */
+#define TWT_MAX_DIALOG_ID (0xFF - 1)
+
+/* dialog_id used to get all peer's twt session parameters */
+#define TWT_GET_ALL_PEER_PARAMS_DIALOG_ID (0xFF)
+
+/**
+ * ucfg_twt_get_peer_session_params() - Retrieves peer twt session parameters
+ * corresponding to a peer by using mac_addr and dialog id
+ * If dialog_id is TWT_GET_ALL_PEER_PARAMS_DIALOG_ID retrieves twt session
+ * parameters of all peers with valid twt session
+ * @psoc_obj: psoc object
+ * @params: array pointer to store peer twt session parameters, should contain
+ * mac_addr and dialog id of a peer for which twt session stats to be retrieved
+ *
+ * Return: QDF_STATUS_SUCCESS upon success, else qdf error values
+ */
+QDF_STATUS
+ucfg_twt_get_peer_session_params(struct wlan_objmgr_psoc *psoc_obj,
+				 struct wmi_host_twt_session_stats_info *param);
+#endif /* WLAN_SUPPORT_TWT */
+
 struct psoc_cp_stats;
 struct vdev_cp_stats;