diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
index f8fa03a12add..ff47b1f69b68 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
@@ -215,6 +215,7 @@ static int set_queue_properties_from_user(struct queue_properties *q_properties,
 	}
 
 	q_properties->is_interop = false;
+	q_properties->is_gws = false;
 	q_properties->queue_percent = args->queue_percentage;
 	q_properties->priority = args->queue_priority;
 	q_properties->queue_address = args->ring_base_address;
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
index 77ea0f0cb163..ae9547791813 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
@@ -505,8 +505,13 @@ static int destroy_queue_nocpsch_locked(struct device_queue_manager *dqm,
 		deallocate_vmid(dqm, qpd, q);
 	}
 	qpd->queue_count--;
-	if (q->properties.is_active)
+	if (q->properties.is_active) {
 		decrement_queue_count(dqm, q->properties.type);
+		if (q->properties.is_gws) {
+			dqm->gws_queue_count--;
+			qpd->mapped_gws_queue = false;
+		}
+	}
 
 	return retval;
 }
@@ -583,6 +588,20 @@ static int update_queue(struct device_queue_manager *dqm, struct queue *q)
 	else if (!q->properties.is_active && prev_active)
 		decrement_queue_count(dqm, q->properties.type);
 
+	if (q->gws && !q->properties.is_gws) {
+		if (q->properties.is_active) {
+			dqm->gws_queue_count++;
+			pdd->qpd.mapped_gws_queue = true;
+		}
+		q->properties.is_gws = true;
+	} else if (!q->gws && q->properties.is_gws) {
+		if (q->properties.is_active) {
+			dqm->gws_queue_count--;
+			pdd->qpd.mapped_gws_queue = false;
+		}
+		q->properties.is_gws = false;
+	}
+
 	if (dqm->sched_policy != KFD_SCHED_POLICY_NO_HWS)
 		retval = map_queues_cpsch(dqm);
 	else if (q->properties.is_active &&
@@ -631,6 +650,10 @@ static int evict_process_queues_nocpsch(struct device_queue_manager *dqm,
 				q->properties.type)];
 		q->properties.is_active = false;
 		decrement_queue_count(dqm, q->properties.type);
+		if (q->properties.is_gws) {
+			dqm->gws_queue_count--;
+			qpd->mapped_gws_queue = false;
+		}
 
 		if (WARN_ONCE(!dqm->sched_running, "Evict when stopped\n"))
 			continue;
@@ -744,6 +767,10 @@ static int restore_process_queues_nocpsch(struct device_queue_manager *dqm,
 				q->properties.type)];
 		q->properties.is_active = true;
 		increment_queue_count(dqm, q->properties.type);
+		if (q->properties.is_gws) {
+			dqm->gws_queue_count++;
+			qpd->mapped_gws_queue = true;
+		}
 
 		if (WARN_ONCE(!dqm->sched_running, "Restore when stopped\n"))
 			continue;
@@ -913,6 +940,7 @@ static int initialize_nocpsch(struct device_queue_manager *dqm)
 	INIT_LIST_HEAD(&dqm->queues);
 	dqm->active_queue_count = dqm->next_pipe_to_allocate = 0;
 	dqm->active_cp_queue_count = 0;
+	dqm->gws_queue_count = 0;
 
 	for (pipe = 0; pipe < get_pipes_per_mec(dqm); pipe++) {
 		int pipe_offset = pipe * get_queues_per_pipe(dqm);
@@ -1082,7 +1110,7 @@ static int initialize_cpsch(struct device_queue_manager *dqm)
 	INIT_LIST_HEAD(&dqm->queues);
 	dqm->active_queue_count = dqm->processes_count = 0;
 	dqm->active_cp_queue_count = 0;
-
+	dqm->gws_queue_count = 0;
 	dqm->active_runlist = false;
 	dqm->sdma_bitmap = ~0ULL >> (64 - get_num_sdma_queues(dqm));
 	dqm->xgmi_sdma_bitmap = ~0ULL >> (64 - get_num_xgmi_sdma_queues(dqm));
@@ -1432,6 +1460,10 @@ static int destroy_queue_cpsch(struct device_queue_manager *dqm,
 				KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES, 0);
 		if (retval == -ETIME)
 			qpd->reset_wavefronts = true;
+		if (q->properties.is_gws) {
+			dqm->gws_queue_count--;
+			qpd->mapped_gws_queue = false;
+		}
 	}
 
 	/*
@@ -1650,8 +1682,13 @@ static int process_termination_cpsch(struct device_queue_manager *dqm,
 		else if (q->properties.type == KFD_QUEUE_TYPE_SDMA_XGMI)
 			deallocate_sdma_queue(dqm, q);
 
-		if (q->properties.is_active)
+		if (q->properties.is_active) {
 			decrement_queue_count(dqm, q->properties.type);
+			if (q->properties.is_gws) {
+				dqm->gws_queue_count--;
+				qpd->mapped_gws_queue = false;
+			}
+		}
 
 		dqm->total_queue_count--;
 	}
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h
index 50d919f814e9..4afa015c69b1 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h
@@ -182,6 +182,7 @@ struct device_queue_manager {
 	unsigned int		processes_count;
 	unsigned int		active_queue_count;
 	unsigned int		active_cp_queue_count;
+	unsigned int		gws_queue_count;
 	unsigned int		total_queue_count;
 	unsigned int		next_pipe_to_allocate;
 	unsigned int		*allocated_queues;
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c
index bae706462f96..a2b77d1df854 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c
@@ -126,6 +126,7 @@ static bool kq_initialize(struct kernel_queue *kq, struct kfd_dev *dev,
 
 	prop.queue_size = queue_size;
 	prop.is_interop = false;
+	prop.is_gws = false;
 	prop.priority = 1;
 	prop.queue_percent = 100;
 	prop.type = type;
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c
index efdb75e7677b..685ca82d42fe 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c
@@ -41,7 +41,7 @@ static void pm_calc_rlib_size(struct packet_manager *pm,
 				unsigned int *rlib_size,
 				bool *over_subscription)
 {
-	unsigned int process_count, queue_count, compute_queue_count;
+	unsigned int process_count, queue_count, compute_queue_count, gws_queue_count;
 	unsigned int map_queue_size;
 	unsigned int max_proc_per_quantum = 1;
 	struct kfd_dev *dev = pm->dqm->dev;
@@ -49,6 +49,7 @@ static void pm_calc_rlib_size(struct packet_manager *pm,
 	process_count = pm->dqm->processes_count;
 	queue_count = pm->dqm->active_queue_count;
 	compute_queue_count = pm->dqm->active_cp_queue_count;
+	gws_queue_count = pm->dqm->gws_queue_count;
 
 	/* check if there is over subscription
 	 * Note: the arbitration between the number of VMIDs and
@@ -61,7 +62,8 @@ static void pm_calc_rlib_size(struct packet_manager *pm,
 		max_proc_per_quantum = dev->max_proc_per_quantum;
 
 	if ((process_count > max_proc_per_quantum) ||
-	    compute_queue_count > get_cp_queues_num(pm->dqm)) {
+	    compute_queue_count > get_cp_queues_num(pm->dqm) ||
+	    gws_queue_count > 1) {
 		*over_subscription = true;
 		pr_debug("Over subscribed runlist\n");
 	}
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager_v9.c b/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager_v9.c
index 2de01009f1b6..bdca9dc5f118 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager_v9.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager_v9.c
@@ -43,7 +43,7 @@ static int pm_map_process_v9(struct packet_manager *pm,
 	packet->bitfields2.pasid = qpd->pqm->process->pasid;
 	packet->bitfields14.gds_size = qpd->gds_size & 0x3F;
 	packet->bitfields14.gds_size_hi = (qpd->gds_size >> 6) & 0xF;
-	packet->bitfields14.num_gws = qpd->num_gws;
+	packet->bitfields14.num_gws = (qpd->mapped_gws_queue) ? qpd->num_gws : 0;
 	packet->bitfields14.num_oac = qpd->num_oac;
 	packet->bitfields14.sdma_enable = 1;
 	packet->bitfields14.num_queues = (qpd->is_debug) ? 0 : qpd->queue_count;
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
index 43b888b311c7..d48b33449267 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
@@ -411,6 +411,10 @@ enum KFD_QUEUE_PRIORITY {
  * @is_active: Defines if the queue is active or not. @is_active and
  * @is_evicted are protected by the DQM lock.
  *
+ * @is_gws: Defines if the queue has been updated to be GWS-capable or not.
+ * @is_gws should be protected by the DQM lock, since changing it can yield the
+ * possibility of updating DQM state on number of GWS queues.
+ *
  * @vmid: If the scheduling mode is no cp scheduling the field defines the vmid
  * of the queue.
  *
@@ -433,6 +437,7 @@ struct queue_properties {
 	bool is_interop;
 	bool is_evicted;
 	bool is_active;
+	bool is_gws;
 	/* Not relevant for user mode queues in cp scheduling */
 	unsigned int vmid;
 	/* Relevant only for sdma queues*/
@@ -564,6 +569,14 @@ struct qcm_process_device {
 	 */
 	bool reset_wavefronts;
 
+	/* This flag tells us if this process has a GWS-capable
+	 * queue that will be mapped into the runlist. It's
+	 * possible to request a GWS BO, but not have the queue
+	 * currently mapped, and this changes how the MAP_PROCESS
+	 * PM4 packet is configured.
+	 */
+	bool mapped_gws_queue;
+
 	/*
 	 * All the memory management data should be here too
 	 */
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_process.c b/drivers/gpu/drm/amd/amdkfd/kfd_process.c
index fe0cd49d4ea7..82b4c5a9382a 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_process.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_process.c
@@ -858,6 +858,7 @@ struct kfd_process_device *kfd_create_process_device_data(struct kfd_dev *dev,
 	pdd->qpd.dqm = dev->dqm;
 	pdd->qpd.pqm = &p->pqm;
 	pdd->qpd.evicted = 0;
+	pdd->qpd.mapped_gws_queue = false;
 	pdd->process = p;
 	pdd->bound = PDD_UNBOUND;
 	pdd->already_dequeued = false;