diff --git a/drivers/gpu/drm/Kconfig.debug b/drivers/gpu/drm/Kconfig.debug
index a35d74171b7b..89f777f21e95 100644
--- a/drivers/gpu/drm/Kconfig.debug
+++ b/drivers/gpu/drm/Kconfig.debug
@@ -88,5 +88,17 @@ config DRM_TTM_KUNIT_TEST
 
 	  If in doubt, say "N".
 
+config DRM_SCHED_KUNIT_TEST
+	tristate "KUnit tests for the DRM scheduler" if !KUNIT_ALL_TESTS
+	select DRM_SCHED
+	depends on DRM && KUNIT
+	default KUNIT_ALL_TESTS
+	help
+	  Choose this option to build unit tests for the DRM scheduler.
+
+	  Recommended for driver developers only.
+
+	  If in doubt, say "N".
+
 config DRM_EXPORT_FOR_TESTS
 	bool
diff --git a/drivers/gpu/drm/scheduler/.kunitconfig b/drivers/gpu/drm/scheduler/.kunitconfig
new file mode 100644
index 000000000000..cece53609fcf
--- /dev/null
+++ b/drivers/gpu/drm/scheduler/.kunitconfig
@@ -0,0 +1,12 @@
+CONFIG_KUNIT=y
+CONFIG_DRM=y
+CONFIG_DRM_SCHED_KUNIT_TEST=y
+CONFIG_EXPERT=y
+CONFIG_DEBUG_SPINLOCK=y
+CONFIG_DEBUG_MUTEXES=y
+CONFIG_DEBUG_ATOMIC_SLEEP=y
+CONFIG_LOCK_DEBUGGING_SUPPORT=y
+CONFIG_PROVE_LOCKING=y
+CONFIG_LOCKDEP=y
+CONFIG_DEBUG_LOCKDEP=y
+CONFIG_DEBUG_LIST=y
diff --git a/drivers/gpu/drm/scheduler/Makefile b/drivers/gpu/drm/scheduler/Makefile
index 53863621829f..46dfdca0758a 100644
--- a/drivers/gpu/drm/scheduler/Makefile
+++ b/drivers/gpu/drm/scheduler/Makefile
@@ -23,3 +23,4 @@
 gpu-sched-y := sched_main.o sched_fence.o sched_entity.o
 
 obj-$(CONFIG_DRM_SCHED) += gpu-sched.o
+obj-$(CONFIG_DRM_SCHED_KUNIT_TEST) += tests/
diff --git a/drivers/gpu/drm/scheduler/tests/Makefile b/drivers/gpu/drm/scheduler/tests/Makefile
new file mode 100644
index 000000000000..d69eab6a2e9b
--- /dev/null
+++ b/drivers/gpu/drm/scheduler/tests/Makefile
@@ -0,0 +1,4 @@
+
+obj-$(CONFIG_DRM_SCHED_KUNIT_TEST) += \
+        drm_mock_scheduler.o \
+        drm_sched_tests_basic.o
diff --git a/drivers/gpu/drm/scheduler/tests/drm_mock_entity.c b/drivers/gpu/drm/scheduler/tests/drm_mock_entity.c
new file mode 100644
index 000000000000..c9205f9ff524
--- /dev/null
+++ b/drivers/gpu/drm/scheduler/tests/drm_mock_entity.c
@@ -0,0 +1,29 @@
+
+#include "drm_sched_tests.h"
+
+struct drm_mock_sched_entity *
+drm_mock_sched_entity_new(struct kunit *test,
+			  enum drm_sched_priority priority,
+			  struct drm_mock_scheduler *sched)
+{
+	struct drm_sched_mock_entity *entity;
+	int ret;
+
+	entity = kunit_kmalloc(test, sizeof(*entity), GFP_KERNEL);
+	KUNIT_ASSERT_NOT_NULL(test, entity);
+
+	ret = drm_sched_entity_init(&entity->base,
+				    priority,
+				    &sched->base, 1,
+				    NULL);
+	KUNIT_ASSERT_EQ(test, ret, 0);
+
+	entity->test = test;
+
+	return entity;
+}
+
+void drm_mock_sched_entity_free(struct drm_mock_sched_entity *entity)
+{
+	drm_sched_entity_fini(&entity->base);
+}
diff --git a/drivers/gpu/drm/scheduler/tests/drm_mock_job.c b/drivers/gpu/drm/scheduler/tests/drm_mock_job.c
new file mode 100644
index 000000000000..d94568cf3da9
--- /dev/null
+++ b/drivers/gpu/drm/scheduler/tests/drm_mock_job.c
@@ -0,0 +1,3 @@
+
+#include "drm_sched_tests.h"
+
diff --git a/drivers/gpu/drm/scheduler/tests/drm_mock_scheduler.c b/drivers/gpu/drm/scheduler/tests/drm_mock_scheduler.c
new file mode 100644
index 000000000000..f1985900a6ba
--- /dev/null
+++ b/drivers/gpu/drm/scheduler/tests/drm_mock_scheduler.c
@@ -0,0 +1,254 @@
+
+#include "drm_sched_tests.h"
+
+struct drm_mock_sched_entity *
+drm_mock_new_sched_entity(struct kunit *test,
+			  enum drm_sched_priority priority,
+			  struct drm_mock_scheduler *sched)
+{
+	struct drm_mock_sched_entity *entity;
+	struct drm_gpu_scheduler *drm_sched;
+	int ret;
+
+	entity = kunit_kzalloc(test, sizeof(*entity), GFP_KERNEL);
+	KUNIT_ASSERT_NOT_NULL(test, entity);
+
+	drm_sched = &sched->base;
+	ret = drm_sched_entity_init(&entity->base,
+				    priority,
+				    &drm_sched, 1,
+				    NULL);
+	KUNIT_ASSERT_EQ(test, ret, 0);
+
+	entity->test = test;
+
+	return entity;
+}
+
+void drm_mock_sched_entity_free(struct drm_mock_sched_entity *entity)
+{
+	drm_sched_entity_destroy(&entity->base);
+}
+
+static enum hrtimer_restart
+drm_sched_mock_job_signal_timer(struct hrtimer *hrtimer)
+{
+	struct drm_mock_sched_job *upto =
+		container_of(hrtimer, typeof(*upto), timer);
+	struct drm_mock_scheduler *sched =
+		drm_sched_to_mock_sched(upto->base.sched);
+	struct drm_mock_sched_job *job, *next;
+	ktime_t now = ktime_get();
+	unsigned long flags;
+	LIST_HEAD(signal);
+
+	spin_lock_irqsave(&sched->lock, flags);
+	list_for_each_entry_safe(job, next, &sched->job_list, link) {
+		if (!job->duration_us)
+			break;
+
+		if (ktime_before(now, job->finish_at))
+			break;
+
+		list_move_tail(&job->link, &signal);
+		sched->seqno = job->hw_fence.seqno;
+	}
+	spin_unlock_irqrestore(&sched->lock, flags);
+
+	list_for_each_entry(job, &signal, link) {
+		dma_fence_signal(&job->hw_fence);
+		dma_fence_put(&job->hw_fence);
+	}
+
+	return HRTIMER_NORESTART;
+}
+
+struct drm_mock_sched_job *
+drm_mock_new_sched_job(struct kunit *test,
+		       struct drm_mock_sched_entity *entity)
+{
+	struct drm_mock_sched_job *job;
+	int ret;
+
+	job = kunit_kzalloc(test, sizeof(*job), GFP_KERNEL);
+	KUNIT_ASSERT_NOT_NULL(test, job);
+
+	ret = drm_sched_job_init(&job->base,
+				 &entity->base,
+				 1,
+				 NULL);
+	KUNIT_ASSERT_EQ(test, ret, 0);
+
+	job->test = test;
+
+	spin_lock_init(&job->lock);
+	INIT_LIST_HEAD(&job->link);
+	hrtimer_init(&job->timer, CLOCK_MONOTONIC, HRTIMER_MODE_ABS);
+	job->timer.function = drm_sched_mock_job_signal_timer;
+
+	return job;
+}
+
+static const char *drm_mock_sched_hw_fence_driver_name(struct dma_fence *fence)
+{
+	return "drm_mock_sched";
+}
+
+static const char *
+drm_mock_sched_hw_fence_timeline_name(struct dma_fence *fence)
+{
+	struct drm_mock_sched_job *job =
+		container_of(fence, typeof(*job), hw_fence);
+
+	return (const char *)job->base.sched->name;
+}
+static void drm_mock_sched_hw_fence_release(struct dma_fence *fence)
+{
+	struct drm_mock_sched_job *job =
+		container_of(fence, typeof(*job), hw_fence);
+
+	hrtimer_cancel(&job->timer);
+
+	/* Freed by the kunit framework */
+}
+
+static const struct dma_fence_ops drm_mock_sched_hw_fence_ops = {
+	.get_driver_name = drm_mock_sched_hw_fence_driver_name,
+	.get_timeline_name = drm_mock_sched_hw_fence_timeline_name,
+	.release = drm_mock_sched_hw_fence_release,
+};
+
+static struct dma_fence *mock_sched_run_job(struct drm_sched_job *sched_job)
+{
+	struct drm_mock_scheduler *sched =
+		drm_sched_to_mock_sched(sched_job->sched);
+	struct drm_mock_sched_job *job = drm_sched_job_to_mock_job(sched_job);
+
+	dma_fence_init(&job->hw_fence,
+		       &drm_mock_sched_hw_fence_ops,
+		       &job->lock,
+		       sched->hw_fence.context,
+		       atomic_inc_return(&sched->hw_fence.seqno));
+
+	dma_fence_get(&job->hw_fence); /* Reference for the job_list */
+
+	spin_lock_irq(&sched->lock);
+	if (job->duration_us) {
+		ktime_t prev_finish_at = 0;
+
+		if (!list_empty(&sched->job_list)) {
+			struct drm_mock_sched_job *prev =
+				list_last_entry(&sched->job_list, typeof(*prev),
+						link);
+
+			prev_finish_at = prev->finish_at;
+		}
+
+		if (!prev_finish_at)
+			prev_finish_at = ktime_get();
+
+		job->finish_at = ktime_add_us(prev_finish_at, job->duration_us);
+	}
+	list_add_tail(&job->link, &sched->job_list);
+	if (job->finish_at)
+		hrtimer_start(&job->timer, job->finish_at, HRTIMER_MODE_ABS);
+	spin_unlock_irq(&sched->lock);
+
+	return &job->hw_fence;
+}
+
+static enum drm_gpu_sched_stat
+mock_sched_timedout_job(struct drm_sched_job *sched_job)
+{
+	return DRM_GPU_SCHED_STAT_ENODEV;
+}
+
+static void mock_sched_free_job(struct drm_sched_job *sched_job)
+{
+	drm_sched_job_cleanup(sched_job);
+}
+
+static const struct drm_sched_backend_ops drm_mock_scheduler_ops = {
+	.run_job = mock_sched_run_job,
+	.timedout_job = mock_sched_timedout_job,
+	.free_job = mock_sched_free_job
+};
+
+struct drm_mock_scheduler *drm_mock_new_scheduler(struct kunit *test)
+{
+	struct drm_mock_scheduler *sched;
+	int ret;
+
+	sched = kunit_kzalloc(test, sizeof(*sched), GFP_KERNEL);
+	KUNIT_ASSERT_NOT_NULL(test, sched);
+
+	ret = drm_sched_init(&sched->base,
+			     &drm_mock_scheduler_ops,
+			     NULL, /* wq */
+			     DRM_SCHED_PRIORITY_COUNT,
+			     U32_MAX, /* max credits */
+			     UINT_MAX, /* hang limit */
+			     MAX_SCHEDULE_TIMEOUT, /* timeout */
+			     NULL, /* timeout wq */
+			     NULL, /* score */
+			     "drm-mock-scheduler",
+			     NULL /* dev */);
+	KUNIT_ASSERT_EQ(test, ret, 0);
+
+	sched->test = test;
+	sched->hw_fence.context = dma_fence_context_alloc(1);
+	atomic_set(&sched->hw_fence.seqno, 0);
+	INIT_LIST_HEAD(&sched->job_list);
+	spin_lock_init(&sched->lock);
+
+	return sched;
+}
+
+void drm_mock_scheduler_fini(struct drm_mock_scheduler *sched)
+{
+	struct drm_mock_sched_job *job, *next;
+	unsigned long flags;
+	LIST_HEAD(signal);
+
+	spin_lock_irqsave(&sched->lock, flags);
+	list_for_each_entry_safe(job, next, &sched->job_list, link)
+		list_move_tail(&job->link, &signal);
+	spin_unlock_irqrestore(&sched->lock, flags);
+
+	list_for_each_entry(job, &signal, link) {
+		hrtimer_cancel(&job->timer);
+		dma_fence_put(&job->hw_fence);
+	}
+
+	drm_sched_fini(&sched->base);
+}
+
+unsigned int drm_mock_sched_advance(struct drm_mock_scheduler *sched,
+				    unsigned int num)
+{
+	struct drm_mock_sched_job *job, *next;
+	unsigned int found = 0;
+	unsigned long flags;
+	LIST_HEAD(signal);
+
+	spin_lock_irqsave(&sched->lock, flags);
+	if (WARN_ON_ONCE(sched->seqno + num < sched->seqno))
+		goto unlock;
+	sched->seqno += num;
+	list_for_each_entry_safe(job, next, &sched->job_list, link) {
+		if (sched->seqno < job->hw_fence.seqno)
+			break;
+
+		list_move_tail(&job->link, &signal);
+		found++;
+	}
+unlock:
+	spin_unlock_irqrestore(&sched->lock, flags);
+
+	list_for_each_entry(job, &signal, link) {
+		dma_fence_signal(&job->hw_fence);
+		dma_fence_put(&job->hw_fence);
+	}
+
+	return found;
+}
diff --git a/drivers/gpu/drm/scheduler/tests/drm_sched_tests.h b/drivers/gpu/drm/scheduler/tests/drm_sched_tests.h
new file mode 100644
index 000000000000..421ee2712985
--- /dev/null
+++ b/drivers/gpu/drm/scheduler/tests/drm_sched_tests.h
@@ -0,0 +1,124 @@
+
+#include <kunit/test.h>
+#include <linux/atomic.h>
+#include <linux/dma-fence.h>
+#include <linux/hrtimer.h>
+#include <linux/ktime.h>
+#include <linux/list.h>
+#include <linux/atomic.h>
+#include <linux/mutex.h>
+#include <linux/types.h>
+
+#include <drm/gpu_scheduler.h>
+
+struct drm_mock_scheduler {
+	struct drm_gpu_scheduler base;
+
+	struct kunit		*test;
+
+	struct {
+		u64		context;
+		atomic_t	seqno;
+	} hw_fence;
+
+	spinlock_t		lock;
+	unsigned int		seqno;
+	struct list_head	job_list;
+};
+
+struct drm_mock_sched_entity {
+	struct drm_sched_entity base;
+
+	struct kunit		*test;
+};
+
+struct drm_mock_sched_job {
+	struct drm_sched_job	base;
+
+	struct list_head	link;
+	struct hrtimer		timer;
+
+	unsigned int		duration_us;
+	ktime_t			finish_at;
+
+	spinlock_t		lock;
+	struct dma_fence	hw_fence;
+
+	struct kunit		*test;
+};
+
+static inline struct drm_mock_scheduler *
+drm_sched_to_mock_sched(struct drm_gpu_scheduler *sched)
+{
+	return container_of(sched, struct drm_mock_scheduler, base);
+};
+
+static inline struct drm_mock_sched_entity *
+drm_sched_entity_to_mock_entity(struct drm_sched_entity *sched_entity)
+{
+	return container_of(sched_entity, struct drm_mock_sched_entity, base);
+};
+
+static inline struct drm_mock_sched_job *
+drm_sched_job_to_mock_job(struct drm_sched_job *sched_job)
+{
+	return container_of(sched_job, struct drm_mock_sched_job, base);
+};
+
+struct drm_mock_scheduler *drm_mock_new_scheduler(struct kunit *test);
+void drm_mock_scheduler_fini(struct drm_mock_scheduler *sched);
+unsigned int drm_mock_sched_advance(struct drm_mock_scheduler *sched,
+				    unsigned int num);
+
+struct drm_mock_sched_entity *
+drm_mock_new_sched_entity(struct kunit *test,
+			  enum drm_sched_priority priority,
+			  struct drm_mock_scheduler *sched);
+void drm_mock_sched_entity_free(struct drm_mock_sched_entity *entity);
+
+struct drm_mock_sched_job *
+drm_mock_new_sched_job(struct kunit *test,
+		       struct drm_mock_sched_entity *entity);
+
+static inline void drm_mock_sched_job_submit(struct drm_mock_sched_job *job)
+{
+	drm_sched_job_arm(&job->base);
+	drm_sched_entity_push_job(&job->base);
+}
+
+static inline void
+drm_mock_sched_job_set_duration_us(struct drm_mock_sched_job *job,
+				   unsigned int duration_us)
+{
+	job->duration_us = duration_us;
+}
+
+static inline bool
+drm_mock_sched_job_is_finished(struct drm_mock_sched_job *job)
+{
+	return dma_fence_is_signaled(&job->base.s_fence->finished);
+}
+
+static inline bool
+drm_mock_sched_job_wait_finished(struct drm_mock_sched_job *job, long timeout)
+{
+	long ret;
+
+	ret = dma_fence_wait_timeout(&job->base.s_fence->finished,
+				      false,
+				      timeout);
+
+	return ret != 0;
+}
+
+static inline long
+drm_mock_sched_job_wait_scheduled(struct drm_mock_sched_job *job, long timeout)
+{
+	long ret;
+
+	ret = dma_fence_wait_timeout(&job->base.s_fence->scheduled,
+				      false,
+				      timeout);
+
+	return ret != 0;
+}
diff --git a/drivers/gpu/drm/scheduler/tests/drm_sched_tests_basic.c b/drivers/gpu/drm/scheduler/tests/drm_sched_tests_basic.c
new file mode 100644
index 000000000000..6fd39bea95b1
--- /dev/null
+++ b/drivers/gpu/drm/scheduler/tests/drm_sched_tests_basic.c
@@ -0,0 +1,247 @@
+
+#include "drm_sched_tests.h"
+
+static int drm_sched_basic_init(struct kunit *test)
+{
+	test->priv = drm_mock_new_scheduler(test);
+
+	return 0;
+}
+
+static void drm_sched_basic_exit(struct kunit *test)
+{
+	struct drm_mock_scheduler *sched = test->priv;
+
+	drm_mock_scheduler_fini(sched);
+}
+
+static void drm_sched_basic_submit(struct kunit *test)
+{
+	struct drm_mock_scheduler *sched = test->priv;
+	struct drm_mock_sched_entity *entity;
+	struct drm_mock_sched_job *job;
+	unsigned int i;
+	bool done;
+
+	/*
+	 * Submit one job to the scheduler and verify that it gets scheduled
+	 * and completed only when the mock hw backend processes it.
+	 */
+
+	entity = drm_mock_new_sched_entity(test,
+					   DRM_SCHED_PRIORITY_NORMAL,
+					   sched);
+	job = drm_mock_new_sched_job(test, entity);
+
+	drm_mock_sched_job_submit(job);
+
+	done = drm_mock_sched_job_wait_scheduled(job, HZ);
+	KUNIT_ASSERT_EQ(test, done, true);
+
+	done = drm_mock_sched_job_wait_finished(job, HZ / 2);
+	KUNIT_ASSERT_EQ(test, done, false);
+
+	i = drm_mock_sched_advance(sched, 1);
+	KUNIT_ASSERT_EQ(test, i, 1);
+
+	done = drm_mock_sched_job_wait_finished(job, HZ);
+	KUNIT_ASSERT_EQ(test, done, true);
+
+	drm_mock_sched_entity_free(entity);
+}
+
+static void drm_sched_basic_queue(struct kunit *test)
+{
+	struct drm_mock_scheduler *sched = test->priv;
+	struct drm_mock_sched_entity *entity;
+	struct drm_mock_sched_job *job;
+	const unsigned int qd = 100;
+	unsigned int i;
+	bool done;
+
+	/*
+	 * Submit a queue of jobs on the same entity, let them be completed by
+	 * the mock hw backend and check the status of the last job.
+	 */
+
+	entity = drm_mock_new_sched_entity(test,
+					   DRM_SCHED_PRIORITY_NORMAL,
+					   sched);
+
+	for (i = 0; i < qd; i++) {
+		job = drm_mock_new_sched_job(test, entity);
+		drm_mock_sched_job_set_duration_us(job, 1000);
+		drm_mock_sched_job_submit(job);
+	}
+
+	done = drm_mock_sched_job_wait_finished(job, HZ);
+	KUNIT_ASSERT_EQ(test, done, true);
+
+	drm_mock_sched_entity_free(entity);
+}
+
+static void drm_sched_basic_chain(struct kunit *test)
+{
+	struct drm_mock_scheduler *sched = test->priv;
+	struct drm_mock_sched_job *job, *prev = NULL;
+	struct drm_mock_sched_entity *entity;
+	const unsigned int qd = 100;
+	unsigned int i;
+	bool done;
+
+	/*
+	 * Submit a queue of jobs on the same entity but with an explicit
+	 * chain of dependencies between them. Let the jobs be completed by
+	 * the mock hw backend and check the status of the last job.
+	 */
+
+	entity = drm_mock_new_sched_entity(test,
+					   DRM_SCHED_PRIORITY_NORMAL,
+					   sched);
+
+	for (i = 0; i < qd; i++) {
+		job = drm_mock_new_sched_job(test, entity);
+		drm_mock_sched_job_set_duration_us(job, 1000);
+		if (prev)
+			drm_sched_job_add_dependency(&job->base,
+						     dma_fence_get(&prev->base.s_fence->finished));
+		drm_mock_sched_job_submit(job);
+		prev = job;
+	}
+
+	done = drm_mock_sched_job_wait_finished(job, HZ);
+	KUNIT_ASSERT_EQ(test, done, true);
+
+	drm_mock_sched_entity_free(entity);
+}
+
+static void drm_sched_basic_entities(struct kunit *test)
+{
+	struct drm_mock_scheduler *sched = test->priv;
+	struct drm_mock_sched_entity *entity[4];
+	struct drm_mock_sched_job *job;
+	const unsigned int qd = 100;
+	unsigned int i, cur_ent = 0;
+	bool done;
+
+	/*
+	 * Submit a queue of jobs across different entities, let them be
+	 * completed by the mock hw backend and check the status of the last
+	 * job.
+	 */
+
+	for (i = 0; i < ARRAY_SIZE(entity); i++)
+		entity[i] = drm_mock_new_sched_entity(test,
+						      DRM_SCHED_PRIORITY_NORMAL,
+						      sched);
+
+	for (i = 0; i < qd; i++) {
+		job = drm_mock_new_sched_job(test, entity[cur_ent++]);
+		cur_ent %= ARRAY_SIZE(entity);
+		drm_mock_sched_job_set_duration_us(job, 1000);
+		drm_mock_sched_job_submit(job);
+	}
+
+	done = drm_mock_sched_job_wait_finished(job, HZ);
+	KUNIT_ASSERT_EQ(test, done, true);
+
+	for (i = 0; i < ARRAY_SIZE(entity); i++)
+		drm_mock_sched_entity_free(entity[i]);
+}
+
+static void drm_sched_basic_entities_chain(struct kunit *test)
+{
+	struct drm_mock_scheduler *sched = test->priv;
+	struct drm_mock_sched_job *job, *prev = NULL;
+	struct drm_mock_sched_entity *entity[4];
+	const unsigned int qd = 100;
+	unsigned int i, cur_ent = 0;
+	bool done;
+
+	/*
+	 * Submit a queue of jobs across different entities with an explicit
+	 * chain of dependencies between them. Let the jobs be completed by
+	 * the mock hw backend and check the status of the last job.
+	 */
+
+	for (i = 0; i < ARRAY_SIZE(entity); i++)
+		entity[i] = drm_mock_new_sched_entity(test,
+						      DRM_SCHED_PRIORITY_NORMAL,
+						      sched);
+
+	for (i = 0; i < qd; i++) {
+		job = drm_mock_new_sched_job(test, entity[cur_ent++]);
+		cur_ent %= ARRAY_SIZE(entity);
+		drm_mock_sched_job_set_duration_us(job, 1000);
+		if (prev)
+			drm_sched_job_add_dependency(&job->base,
+						     dma_fence_get(&prev->base.s_fence->finished));
+		drm_mock_sched_job_submit(job);
+		prev = job;
+	}
+
+	done = drm_mock_sched_job_wait_finished(job, HZ);
+	KUNIT_ASSERT_EQ(test, done, true);
+
+	for (i = 0; i < ARRAY_SIZE(entity); i++)
+		drm_mock_sched_entity_free(entity[i]);
+}
+
+static void drm_sched_basic_entity_cleanup(struct kunit *test)
+{
+	struct drm_mock_sched_job *job, *mid, *prev = NULL;
+	struct drm_mock_scheduler *sched = test->priv;
+	struct drm_mock_sched_entity *entity[4];
+	const unsigned int qd = 100;
+	unsigned int i, cur_ent = 0;
+	bool done;
+
+	/*
+	 * Submit a queue of jobs across different entities with an explicit
+	 * chain of dependencies between them and trigger entity cleanup while
+	 * the queue is still being processed.
+	 */
+
+	for (i = 0; i < ARRAY_SIZE(entity); i++)
+		entity[i] = drm_mock_new_sched_entity(test,
+						      DRM_SCHED_PRIORITY_NORMAL,
+						      sched);
+
+	for (i = 0; i < qd; i++) {
+		job = drm_mock_new_sched_job(test, entity[cur_ent++]);
+		cur_ent %= ARRAY_SIZE(entity);
+		drm_mock_sched_job_set_duration_us(job, 1000);
+		if (prev)
+			drm_sched_job_add_dependency(&job->base,
+						     dma_fence_get(&prev->base.s_fence->finished));
+		drm_mock_sched_job_submit(job);
+		if (i == qd / 2)
+			mid = job;
+		prev = job;
+	}
+
+	done = drm_mock_sched_job_wait_finished(mid, HZ);
+	KUNIT_ASSERT_EQ(test, done, true);
+
+	/* Exit with half of the queue still pending to be executed. */
+	for (i = 0; i < ARRAY_SIZE(entity); i++)
+		drm_mock_sched_entity_free(entity[i]);}
+
+static struct kunit_case drm_sched_basic_tests[] = {
+	KUNIT_CASE(drm_sched_basic_submit),
+	KUNIT_CASE(drm_sched_basic_queue),
+	KUNIT_CASE(drm_sched_basic_chain),
+	KUNIT_CASE(drm_sched_basic_entities),
+	KUNIT_CASE(drm_sched_basic_entities_chain),
+	KUNIT_CASE(drm_sched_basic_entity_cleanup),
+	{}
+};
+
+static struct kunit_suite drm_sched_basic = {
+	.name = "drm_sched_basic_tests",
+	.init = drm_sched_basic_init,
+	.exit = drm_sched_basic_exit,
+	.test_cases = drm_sched_basic_tests,
+};
+
+kunit_test_suite(drm_sched_basic);
