diff --git a/core/mac/src/pe/include/lim_session.h b/core/mac/src/pe/include/lim_session.h
index 1530d9b..c682186 100644
--- a/core/mac/src/pe/include/lim_session.h
+++ b/core/mac/src/pe/include/lim_session.h
@@ -132,6 +132,8 @@
  * @vdev: the actual vdev for which this entry is applicable
  * @connected_akm: AKM of current connection
  * @is_adaptive_11R_connection: flag to check if we are connecting
+ * @ap_ecsa_wakelock: wakelock to complete CSA operation.
+ * @ap_ecsa_runtime_lock: runtime lock to complete SAP CSA operation.
  * to Adaptive 11R network
  */
 struct pe_session {
@@ -492,6 +494,8 @@
 	qdf_mc_timer_t protection_fields_reset_timer;
 	/* timer to decrement CSA/ECSA count */
 	qdf_mc_timer_t ap_ecsa_timer;
+	qdf_wake_lock_t ap_ecsa_wakelock;
+	qdf_runtime_lock_t ap_ecsa_runtime_lock;
 	struct mac_context *mac_ctx;
 	/*
 	 * variable to store state of various protection struct like
diff --git a/core/mac/src/pe/lim/lim_process_sme_req_messages.c b/core/mac/src/pe/lim/lim_process_sme_req_messages.c
index f6cd604..a408684 100644
--- a/core/mac/src/pe/lim/lim_process_sme_req_messages.c
+++ b/core/mac/src/pe/lim/lim_process_sme_req_messages.c
@@ -5719,6 +5719,13 @@
 	wider_bw_ch_switch->newCenterChanFreq0 =
 		dfs_csa_ie_req->ch_params.center_freq_seg0;
 skip_vht:
+
+	/* Take a wakelock for CSA for 5 seconds and release in vdev start */
+
+	qdf_wake_lock_timeout_acquire(&session_entry->ap_ecsa_wakelock,
+				      MAX_WAKELOCK_FOR_CSA);
+	qdf_runtime_pm_prevent_suspend(&session_entry->ap_ecsa_runtime_lock);
+
 	/* Send CSA IE request from here */
 	lim_send_dfs_chan_sw_ie_update(mac_ctx, session_entry);
 
diff --git a/core/mac/src/pe/lim/lim_send_sme_rsp_messages.c b/core/mac/src/pe/lim/lim_send_sme_rsp_messages.c
index 064def0..76f8de0 100644
--- a/core/mac/src/pe/lim/lim_send_sme_rsp_messages.c
+++ b/core/mac/src/pe/lim/lim_send_sme_rsp_messages.c
@@ -1937,6 +1937,9 @@
 	enum phy_ch_width ch_width;
 	uint8_t ch_center_freq_seg1;
 
+	qdf_runtime_pm_allow_suspend(&pe_session->ap_ecsa_runtime_lock);
+	qdf_wake_lock_release(&pe_session->ap_ecsa_wakelock, 0);
+
 	pSmeSwithChnlParams = qdf_mem_malloc(sizeof(tSwitchChannelParams));
 	if (!pSmeSwithChnlParams)
 		return;
diff --git a/core/mac/src/pe/lim/lim_session.c b/core/mac/src/pe/lim/lim_session.c
index 25d9a3d..31e5fec 100644
--- a/core/mac/src/pe/lim/lim_session.c
+++ b/core/mac/src/pe/lim/lim_session.c
@@ -664,6 +664,9 @@
 		else
 			session_ptr->is_obss_reset_timer_initialized = true;
 
+		qdf_wake_lock_create(&session_ptr->ap_ecsa_wakelock,
+				     "ap_ecsa_wakelock");
+		qdf_runtime_lock_init(&session_ptr->ap_ecsa_runtime_lock);
 		status = qdf_mc_timer_init(&session_ptr->ap_ecsa_timer,
 					   QDF_TIMER_TYPE_WAKE_APPS,
 					   lim_process_ap_ecsa_timeout,
@@ -873,6 +876,8 @@
 	}
 
 	if (LIM_IS_AP_ROLE(session)) {
+		qdf_runtime_lock_deinit(&session->ap_ecsa_runtime_lock);
+		qdf_wake_lock_destroy(&session->ap_ecsa_wakelock);
 		qdf_mc_timer_stop(&session->protection_fields_reset_timer);
 		qdf_mc_timer_destroy(&session->protection_fields_reset_timer);
 		session->dfsIncludeChanSwIe = 0;
diff --git a/core/mac/src/pe/lim/lim_utils.h b/core/mac/src/pe/lim/lim_utils.h
index c31748e..77bc75e 100644
--- a/core/mac/src/pe/lim/lim_utils.h
+++ b/core/mac/src/pe/lim/lim_utils.h
@@ -102,6 +102,7 @@
 #define OBSS_DETECTION_IS_HT_20MHZ(_m) ((_m) & OBSS_DETECTION_HT_20MHZ_BIT_MASK)
 
 #define MAX_WAIT_FOR_BCN_TX_COMPLETE 4000
+#define MAX_WAKELOCK_FOR_CSA         5000
 
 #ifdef WLAN_FEATURE_11W
 typedef union uPmfSaQueryTimerId {