qcacld-3.0: Add TWT nudge support to componentization

In TWT component, add support for TWT nudge command
i.e when host wants to suspend the TWT session.

Change-Id: I176fdaf0f2ccc2d0656f9108484fc80b409268ef
CRs-Fixed: 3085999

components/umac/twt/core/src/wlan_twt_main.c

@@ -1319,6 +1319,52 @@ QDF_STATUS wlan_twt_resume_req(struct wlan_objmgr_psoc *psoc,
 	return status;
 }
 
+QDF_STATUS wlan_twt_nudge_req(struct wlan_objmgr_psoc *psoc,
+			      struct twt_nudge_dialog_cmd_param *req,
+			      void *context)
+{
+	QDF_STATUS status;
+	bool cmd_in_progress;
+	bool setup_done;
+	enum wlan_twt_commands active_cmd = WLAN_TWT_NONE;
+
+	status = wlan_twt_check_all_twt_support(psoc, req->dialog_id);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		twt_err("All TWT sessions not supported by target");
+		return status;
+	}
+
+	setup_done = wlan_twt_is_setup_done(psoc, &req->peer_macaddr,
+					    req->dialog_id);
+	if (!setup_done) {
+		twt_err("TWT setup is not complete for dialog_id:%d",
+			req->dialog_id);
+		return QDF_STATUS_E_AGAIN;
+	}
+
+	cmd_in_progress = wlan_twt_is_command_in_progress(psoc,
+					&req->peer_macaddr, req->dialog_id,
+					WLAN_TWT_ANY, &active_cmd);
+	if (cmd_in_progress) {
+		twt_debug("Already TWT command:%d is in progress", active_cmd);
+		return QDF_STATUS_E_PENDING;
+	}
+
+	wlan_twt_set_command_in_progress(psoc, &req->peer_macaddr,
+					 req->dialog_id, WLAN_TWT_NUDGE);
+	wlan_twt_set_ack_context(psoc, &req->peer_macaddr, req->dialog_id,
+				 context);
+
+	status = tgt_twt_nudge_req_send(psoc, req);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		twt_err("tgt_twt_nudge_req_send failed (status=%d)", status);
+		wlan_twt_set_command_in_progress(psoc, &req->peer_macaddr,
+						 req->dialog_id, WLAN_TWT_NONE);
+	}
+
+	return status;
+}
+
 /**
  * wlan_twt_sap_teardown_req() - sap TWT teardown request
  * @psoc: Pointer to psoc object
@@ -1908,7 +1954,63 @@ QDF_STATUS
 wlan_twt_nudge_complete_event_handler(struct wlan_objmgr_psoc *psoc,
 			    struct twt_nudge_dialog_complete_event_param *event)
 {
-	return QDF_STATUS_SUCCESS;
+	bool is_evt_allowed;
+	enum HOST_TWT_NUDGE_STATUS status = event->status;
+	enum QDF_OPMODE opmode;
+	QDF_STATUS qdf_status = QDF_STATUS_E_FAILURE;
+	enum wlan_twt_commands active_cmd = WLAN_TWT_NONE;
+	uint32_t pdev_id, vdev_id;
+	struct wlan_objmgr_pdev *pdev;
+
+	vdev_id = event->vdev_id;
+	pdev_id = wlan_get_pdev_id_from_vdev_id(psoc, vdev_id, WLAN_TWT_ID);
+	if (pdev_id == WLAN_INVALID_PDEV_ID) {
+		twt_err("Invalid pdev id");
+		return QDF_STATUS_E_INVAL;
+	}
+
+	pdev = wlan_objmgr_get_pdev_by_id(psoc, pdev_id, WLAN_TWT_ID);
+	if (!pdev) {
+		twt_err("Invalid pdev");
+		return QDF_STATUS_E_INVAL;
+	}
+
+	opmode = wlan_get_opmode_from_vdev_id(pdev, vdev_id);
+
+	switch (opmode) {
+	case QDF_SAP_MODE:
+		qdf_status = mlme_twt_osif_nudge_complete_ind(psoc, event);
+		break;
+	case QDF_STA_MODE:
+		 is_evt_allowed = wlan_twt_is_command_in_progress(
+						psoc,
+						&event->peer_macaddr,
+						event->dialog_id,
+						WLAN_TWT_NUDGE, &active_cmd);
+
+		if (!is_evt_allowed &&
+		    event->dialog_id != TWT_ALL_SESSIONS_DIALOG_ID) {
+			twt_debug("Drop TWT nudge dialog event for dialog_id:%d status:%d active_cmd:%d",
+				  event->dialog_id, status,
+				  active_cmd);
+			qdf_status = QDF_STATUS_E_INVAL;
+			goto fail;
+		}
+
+		mlme_twt_osif_nudge_complete_ind(psoc, event);
+		qdf_status = wlan_twt_set_command_in_progress(psoc,
+					&event->peer_macaddr,
+					event->dialog_id, WLAN_TWT_NONE);
+		break;
+	default:
+		twt_debug("TWT nudge is not supported on %s",
+			  qdf_opmode_str(opmode));
+		break;
+	}
+
+fail:
+	wlan_objmgr_pdev_release_ref(pdev, WLAN_TWT_ID);
+	return qdf_status;
 }
 
 QDF_STATUS

components/umac/twt/core/src/wlan_twt_main.h

@@ -103,6 +103,19 @@ wlan_twt_resume_req(struct wlan_objmgr_psoc *psoc,
 		    struct twt_resume_dialog_cmd_param *req,
 		    void *context);
 
+/**
+ * wlan_twt_nudge_req() - Process TWT nudge req
+ * @psoc: psoc
+ * @req: nudge dialog cmd param
+ * @context: context
+ *
+ * Return: QDF_STATUS
+ */
+QDF_STATUS
+wlan_twt_nudge_req(struct wlan_objmgr_psoc *psoc,
+		   struct twt_nudge_dialog_cmd_param *req,
+		   void *context);
+
 /**
  * wlan_twt_is_setup_in_progress() - Get if TWT setup command is in progress
  * for given dialog id

components/umac/twt/dispatcher/inc/wlan_twt_ucfg_ext_api.h

@@ -111,6 +111,21 @@ QDF_STATUS ucfg_twt_resume_req(struct wlan_objmgr_psoc *psoc,
 			      struct twt_resume_dialog_cmd_param *params,
 			      void *context);
 
+/**
+ * ucfg_twt_nudge_req() - Process TWT nudge req
+ * @psoc: psoc
+ * @params: nudge dialog cmd param
+ * @context: context
+ *
+ * Perform validations and set WLAN_TWT_NUDGE
+ * in progress
+ *
+ * Return: QDF_STATUS
+ */
+QDF_STATUS ucfg_twt_nudge_req(struct wlan_objmgr_psoc *psoc,
+			      struct twt_nudge_dialog_cmd_param *params,
+			      void *context);
+
 /**
  * ucfg_twt_is_max_sessions_reached() - Check if the maximum number of
  * TWT sessions reached or not excluding the given dialog_id

components/umac/twt/dispatcher/src/wlan_twt_tgt_if_ext_rx_api.c

@@ -58,7 +58,7 @@ static QDF_STATUS
 tgt_twt_nudge_complete_resp_handler(struct wlan_objmgr_psoc *psoc,
 			    struct twt_nudge_dialog_complete_event_param *event)
 {
-	return QDF_STATUS_SUCCESS;
+	return wlan_twt_nudge_complete_event_handler(psoc, event);
 }
 
 static QDF_STATUS

components/umac/twt/dispatcher/src/wlan_twt_tgt_if_ext_tx_api.c

@@ -148,6 +148,28 @@ QDF_STATUS
 tgt_twt_nudge_req_send(struct wlan_objmgr_psoc *psoc,
 		       struct twt_nudge_dialog_cmd_param *req)
 {
-	return QDF_STATUS_SUCCESS;
+	struct wlan_lmac_if_twt_tx_ops *tx_ops;
+	QDF_STATUS status;
+
+	if (!psoc) {
+		twt_err("psoc is null");
+		return QDF_STATUS_E_INVAL;
+	}
+
+	if (!req) {
+		twt_err("Invalid input");
+		return QDF_STATUS_E_INVAL;
+	}
+
+	tx_ops = wlan_twt_get_tx_ops(psoc);
+	if (!tx_ops || !tx_ops->nudge_req) {
+		twt_err("nudge tx_ops is null");
+		status = QDF_STATUS_E_NULL_VALUE;
+		return status;
+	}
+
+	status = tx_ops->nudge_req(psoc, req);
+
+	return status;
 }
 

components/umac/twt/dispatcher/src/wlan_twt_ucfg_ext_api.c

@@ -78,6 +78,14 @@ ucfg_twt_resume_req(struct wlan_objmgr_psoc *psoc,
 	return wlan_twt_resume_req(psoc, params, context);
 }
 
+QDF_STATUS
+ucfg_twt_nudge_req(struct wlan_objmgr_psoc *psoc,
+				   struct twt_nudge_dialog_cmd_param *params,
+				   void *context)
+{
+	return wlan_twt_nudge_req(psoc, params, context);
+}
+
 bool ucfg_twt_is_max_sessions_reached(struct wlan_objmgr_psoc *psoc,
 				      struct qdf_mac_addr *peer_mac,
 				      uint8_t dialog_id)