qcacld-3.0: Stop periodical pdev stats report when stop monitor mode

Send periodic fw stats to get chan noise floor when monitor mode
start, but not stop it when  monitor mode stop,
pdev stats event is received even when event handler unregistered,
race condition lead to assert.

To fix it, when monitor mode stop, stop periodical pdev stats report
first.

Change-Id: I58a0ced84aca74a7228064067bb096803cf952fd
CRs-Fixed: 3667212

components/cp_stats/dispatcher/inc/wlan_cp_stats_mc_tgt_api.h

@@ -99,6 +99,18 @@ QDF_STATUS tgt_send_mc_cp_stats_req(struct wlan_objmgr_psoc *psoc,
 				    enum stats_req_type type,
 				    struct request_info *req);
 
+/**
+ * tgt_set_pdev_stats_update_period(): API to set pdev stats update
+ * period to FW
+ * @psoc: pointer to psoc object
+ * @pdev_id: pdev id
+ * @val: pdev stats update period, 0: disabled periodical stats report.
+ *
+ * Return: status of operation
+ */
+QDF_STATUS tgt_set_pdev_stats_update_period(struct wlan_objmgr_psoc *psoc,
+					    uint8_t pdev_id, uint32_t val);
+
 /**
  * tgt_mc_cp_stats_inc_wake_lock_stats() : API to increment wake lock stats
  * given the wake reason code

components/cp_stats/dispatcher/src/wlan_cp_stats_mc_tgt_api.c

@@ -1542,3 +1542,20 @@ QDF_STATUS tgt_send_mc_cp_stats_req(struct wlan_objmgr_psoc *psoc,
 
 	return status;
 }
+
+QDF_STATUS tgt_set_pdev_stats_update_period(struct wlan_objmgr_psoc *psoc,
+					    uint8_t pdev_id, uint32_t val)
+{
+	struct wlan_lmac_if_cp_stats_tx_ops *tx_ops;
+	QDF_STATUS status;
+
+	tx_ops = target_if_cp_stats_get_tx_ops(psoc);
+	if (!tx_ops || !tx_ops->set_pdev_stats_update_period) {
+		cp_stats_err("could not get tx_ops");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+	status = tx_ops->set_pdev_stats_update_period(psoc, pdev_id, val);
+
+	return status;
+}
+

components/mlme/core/src/wlan_mlme_vdev_mgr_interface.c

@@ -47,6 +47,8 @@
 #include <wlan_lmac_if_def.h>
 #include "target_if_mlme.h"
 #include "wlan_mlo_mgr_sta.h"
+#include "wlan_cp_stats_mc_tgt_api.h"
+#include "wlan_objmgr_pdev_obj.h"
 
 static struct vdev_mlme_ops sta_mlme_ops;
 static struct vdev_mlme_ops ap_mlme_ops;
@@ -1822,6 +1824,31 @@ static QDF_STATUS mon_mlme_vdev_disconnect_peers(
 		uint16_t data_len, void *data,
 		bool is_disconnect_legacy_only)
 {
+	struct wlan_objmgr_psoc *psoc = NULL;
+	struct wlan_objmgr_pdev *pdev = NULL;
+	uint32_t pdev_id;
+
+	psoc = wlan_vdev_get_psoc(vdev_mlme->vdev);
+	if (!psoc) {
+		mlme_legacy_debug("Invalid psoc");
+		return QDF_STATUS_E_INVAL;
+	}
+
+	pdev = wlan_vdev_get_pdev(vdev_mlme->vdev);
+	if (!pdev) {
+		mlme_legacy_debug("Invalid pdev");
+		return QDF_STATUS_E_INVAL;
+	}
+
+	pdev_id = wlan_objmgr_pdev_get_pdev_id(pdev);
+	if (pdev_id == WLAN_INVALID_PDEV_ID) {
+		mlme_legacy_debug("Invalid pdev id");
+		return QDF_STATUS_E_INVAL;
+	}
+
+	/* Cancel periodic pdev stats update */
+	tgt_set_pdev_stats_update_period(psoc, pdev_id, 0);
+
 	mlme_legacy_debug("vdev id = %d",
 			  vdev_mlme->vdev->vdev_objmgr.vdev_id);
 	return wlan_vdev_mlme_sm_deliver_evt(

components/target_if/cp_stats/src/target_if_mc_cp_stats.c

@@ -1673,6 +1673,31 @@ static QDF_STATUS target_if_cp_stats_send_stats_req(
 					      &param);
 }
 
+/**
+ * target_if_set_pdev_stats_update_period(): API to set pdev stats update
+ * period to FW
+ * @psoc: pointer to psoc object
+ * @pdev_id: pdev id
+ * @val: pdev stats update period, 0: disabled periodical stats report.
+ *
+ * Return: status of operation
+ */
+static QDF_STATUS
+target_if_set_pdev_stats_update_period(struct wlan_objmgr_psoc *psoc,
+				       uint8_t pdev_id, uint32_t val)
+{
+	struct wmi_unified *wmi_handle;
+	struct pdev_params pdev_param = {0};
+
+	wmi_handle = get_wmi_unified_hdl_from_psoc(psoc);
+
+	pdev_param.param_id = wmi_pdev_param_pdev_stats_update_period;
+	pdev_param.param_value = val;
+	return wmi_unified_pdev_param_send(wmi_handle,
+					   &pdev_param,
+					   pdev_id);
+}
+
 /**
  * target_if_mc_cp_stats_unregister_handlers() - Unregisters wmi event handlers
  * of control plane stats & twt session stats info
@@ -1765,6 +1790,8 @@ target_if_mc_cp_stats_register_tx_ops(struct wlan_lmac_if_tx_ops *tx_ops)
 	cp_stats_tx_ops->inc_wake_lock_stats =
 		target_if_cp_stats_inc_wake_lock_stats;
 	cp_stats_tx_ops->send_req_stats = target_if_cp_stats_send_stats_req;
+	cp_stats_tx_ops->set_pdev_stats_update_period =
+			target_if_set_pdev_stats_update_period;
 	cp_stats_tx_ops->send_req_peer_stats =
 		target_if_cp_stats_send_peer_stats_req;
 
@@ -1792,6 +1819,7 @@ target_if_mc_cp_stats_unregister_tx_ops(struct wlan_lmac_if_tx_ops *tx_ops)
 	target_if_big_data_stats_unregister_tx_ops(cp_stats_tx_ops);
 	cp_stats_tx_ops->inc_wake_lock_stats = NULL;
 	cp_stats_tx_ops->send_req_stats = NULL;
+	cp_stats_tx_ops->set_pdev_stats_update_period = NULL;
 	cp_stats_tx_ops->send_req_peer_stats = NULL;
 
 	return QDF_STATUS_SUCCESS;