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path: root/drivers/gpu/drm/ttm/tests/ttm_bo_test.c
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Diffstat (limited to 'drivers/gpu/drm/ttm/tests/ttm_bo_test.c')
-rw-r--r--drivers/gpu/drm/ttm/tests/ttm_bo_test.c89
1 files changed, 52 insertions, 37 deletions
diff --git a/drivers/gpu/drm/ttm/tests/ttm_bo_test.c b/drivers/gpu/drm/ttm/tests/ttm_bo_test.c
index 1f8a4f8adc92..560d12e50e9e 100644
--- a/drivers/gpu/drm/ttm/tests/ttm_bo_test.c
+++ b/drivers/gpu/drm/ttm/tests/ttm_bo_test.c
@@ -18,6 +18,12 @@
#define BO_SIZE SZ_8K
+#ifdef CONFIG_PREEMPT_RT
+#define ww_mutex_base_lock(b) rt_mutex_lock(b)
+#else
+#define ww_mutex_base_lock(b) mutex_lock(b)
+#endif
+
struct ttm_bo_test_case {
const char *description;
bool interruptible;
@@ -56,7 +62,7 @@ static void ttm_bo_reserve_optimistic_no_ticket(struct kunit *test)
struct ttm_buffer_object *bo;
int err;
- bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE);
+ bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE, NULL);
err = ttm_bo_reserve(bo, params->interruptible, params->no_wait, NULL);
KUNIT_ASSERT_EQ(test, err, 0);
@@ -71,7 +77,7 @@ static void ttm_bo_reserve_locked_no_sleep(struct kunit *test)
bool no_wait = true;
int err;
- bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE);
+ bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE, NULL);
/* Let's lock it beforehand */
dma_resv_lock(bo->base.resv, NULL);
@@ -92,7 +98,7 @@ static void ttm_bo_reserve_no_wait_ticket(struct kunit *test)
ww_acquire_init(&ctx, &reservation_ww_class);
- bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE);
+ bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE, NULL);
err = ttm_bo_reserve(bo, interruptible, no_wait, &ctx);
KUNIT_ASSERT_EQ(test, err, -EBUSY);
@@ -110,7 +116,7 @@ static void ttm_bo_reserve_double_resv(struct kunit *test)
ww_acquire_init(&ctx, &reservation_ww_class);
- bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE);
+ bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE, NULL);
err = ttm_bo_reserve(bo, interruptible, no_wait, &ctx);
KUNIT_ASSERT_EQ(test, err, 0);
@@ -138,11 +144,11 @@ static void ttm_bo_reserve_deadlock(struct kunit *test)
bool no_wait = false;
int err;
- bo1 = ttm_bo_kunit_init(test, test->priv, BO_SIZE);
- bo2 = ttm_bo_kunit_init(test, test->priv, BO_SIZE);
+ bo1 = ttm_bo_kunit_init(test, test->priv, BO_SIZE, NULL);
+ bo2 = ttm_bo_kunit_init(test, test->priv, BO_SIZE, NULL);
ww_acquire_init(&ctx1, &reservation_ww_class);
- mutex_lock(&bo2->base.resv->lock.base);
+ ww_mutex_base_lock(&bo2->base.resv->lock.base);
/* The deadlock will be caught by WW mutex, don't warn about it */
lock_release(&bo2->base.resv->lock.base.dep_map, 1);
@@ -195,7 +201,7 @@ static int threaded_ttm_bo_reserve(void *arg)
err = ttm_bo_reserve(bo, interruptible, no_wait, &ctx);
timer_delete_sync(&s_timer.timer);
- destroy_timer_on_stack(&s_timer.timer);
+ timer_destroy_on_stack(&s_timer.timer);
ww_acquire_fini(&ctx);
@@ -208,7 +214,7 @@ static void ttm_bo_reserve_interrupted(struct kunit *test)
struct task_struct *task;
int err;
- bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE);
+ bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE, NULL);
task = kthread_create(threaded_ttm_bo_reserve, bo, "ttm-bo-reserve");
@@ -237,7 +243,7 @@ static void ttm_bo_unreserve_basic(struct kunit *test)
struct ttm_place *place;
struct ttm_resource_manager *man;
unsigned int bo_prio = TTM_MAX_BO_PRIORITY - 1;
- uint32_t mem_type = TTM_PL_SYSTEM;
+ u32 mem_type = TTM_PL_SYSTEM;
int err;
place = ttm_place_kunit_init(test, mem_type, 0);
@@ -249,23 +255,23 @@ static void ttm_bo_unreserve_basic(struct kunit *test)
KUNIT_ASSERT_EQ(test, err, 0);
priv->ttm_dev = ttm_dev;
- bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE);
+ bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE, NULL);
bo->priority = bo_prio;
- err = ttm_resource_alloc(bo, place, &res1);
+ err = ttm_resource_alloc(bo, place, &res1, NULL);
KUNIT_ASSERT_EQ(test, err, 0);
bo->resource = res1;
/* Add a dummy resource to populate LRU */
- ttm_resource_alloc(bo, place, &res2);
+ ttm_resource_alloc(bo, place, &res2, NULL);
dma_resv_lock(bo->base.resv, NULL);
ttm_bo_unreserve(bo);
man = ttm_manager_type(priv->ttm_dev, mem_type);
KUNIT_ASSERT_EQ(test,
- list_is_last(&res1->lru, &man->lru[bo->priority]), 1);
+ list_is_last(&res1->lru.link, &man->lru[bo->priority]), 1);
ttm_resource_free(bo, &res2);
ttm_resource_free(bo, &res1);
@@ -278,7 +284,7 @@ static void ttm_bo_unreserve_pinned(struct kunit *test)
struct ttm_device *ttm_dev;
struct ttm_resource *res1, *res2;
struct ttm_place *place;
- uint32_t mem_type = TTM_PL_SYSTEM;
+ u32 mem_type = TTM_PL_SYSTEM;
int err;
ttm_dev = kunit_kzalloc(test, sizeof(*ttm_dev), GFP_KERNEL);
@@ -288,25 +294,25 @@ static void ttm_bo_unreserve_pinned(struct kunit *test)
KUNIT_ASSERT_EQ(test, err, 0);
priv->ttm_dev = ttm_dev;
- bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE);
+ bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE, NULL);
place = ttm_place_kunit_init(test, mem_type, 0);
dma_resv_lock(bo->base.resv, NULL);
ttm_bo_pin(bo);
- err = ttm_resource_alloc(bo, place, &res1);
+ err = ttm_resource_alloc(bo, place, &res1, NULL);
KUNIT_ASSERT_EQ(test, err, 0);
bo->resource = res1;
/* Add a dummy resource to the pinned list */
- err = ttm_resource_alloc(bo, place, &res2);
+ err = ttm_resource_alloc(bo, place, &res2, NULL);
KUNIT_ASSERT_EQ(test, err, 0);
KUNIT_ASSERT_EQ(test,
- list_is_last(&res2->lru, &priv->ttm_dev->pinned), 1);
+ list_is_last(&res2->lru.link, &priv->ttm_dev->unevictable), 1);
ttm_bo_unreserve(bo);
KUNIT_ASSERT_EQ(test,
- list_is_last(&res1->lru, &priv->ttm_dev->pinned), 1);
+ list_is_last(&res1->lru.link, &priv->ttm_dev->unevictable), 1);
ttm_resource_free(bo, &res1);
ttm_resource_free(bo, &res2);
@@ -321,7 +327,8 @@ static void ttm_bo_unreserve_bulk(struct kunit *test)
struct ttm_resource *res1, *res2;
struct ttm_device *ttm_dev;
struct ttm_place *place;
- uint32_t mem_type = TTM_PL_SYSTEM;
+ struct dma_resv *resv;
+ u32 mem_type = TTM_PL_SYSTEM;
unsigned int bo_priority = 0;
int err;
@@ -332,18 +339,23 @@ static void ttm_bo_unreserve_bulk(struct kunit *test)
ttm_dev = kunit_kzalloc(test, sizeof(*ttm_dev), GFP_KERNEL);
KUNIT_ASSERT_NOT_NULL(test, ttm_dev);
+ resv = kunit_kzalloc(test, sizeof(*resv), GFP_KERNEL);
+ KUNIT_ASSERT_NOT_NULL(test, resv);
+
err = ttm_device_kunit_init(priv, ttm_dev, false, false);
KUNIT_ASSERT_EQ(test, err, 0);
priv->ttm_dev = ttm_dev;
- bo1 = ttm_bo_kunit_init(test, test->priv, BO_SIZE);
- bo2 = ttm_bo_kunit_init(test, test->priv, BO_SIZE);
+ dma_resv_init(resv);
+
+ bo1 = ttm_bo_kunit_init(test, test->priv, BO_SIZE, resv);
+ bo2 = ttm_bo_kunit_init(test, test->priv, BO_SIZE, resv);
dma_resv_lock(bo1->base.resv, NULL);
ttm_bo_set_bulk_move(bo1, &lru_bulk_move);
dma_resv_unlock(bo1->base.resv);
- err = ttm_resource_alloc(bo1, place, &res1);
+ err = ttm_resource_alloc(bo1, place, &res1, NULL);
KUNIT_ASSERT_EQ(test, err, 0);
bo1->resource = res1;
@@ -351,7 +363,7 @@ static void ttm_bo_unreserve_bulk(struct kunit *test)
ttm_bo_set_bulk_move(bo2, &lru_bulk_move);
dma_resv_unlock(bo2->base.resv);
- err = ttm_resource_alloc(bo2, place, &res2);
+ err = ttm_resource_alloc(bo2, place, &res2, NULL);
KUNIT_ASSERT_EQ(test, err, 0);
bo2->resource = res2;
@@ -363,6 +375,8 @@ static void ttm_bo_unreserve_bulk(struct kunit *test)
ttm_resource_free(bo1, &res1);
ttm_resource_free(bo2, &res2);
+
+ dma_resv_fini(resv);
}
static void ttm_bo_put_basic(struct kunit *test)
@@ -372,7 +386,7 @@ static void ttm_bo_put_basic(struct kunit *test)
struct ttm_resource *res;
struct ttm_device *ttm_dev;
struct ttm_place *place;
- uint32_t mem_type = TTM_PL_SYSTEM;
+ u32 mem_type = TTM_PL_SYSTEM;
int err;
place = ttm_place_kunit_init(test, mem_type, 0);
@@ -384,10 +398,10 @@ static void ttm_bo_put_basic(struct kunit *test)
KUNIT_ASSERT_EQ(test, err, 0);
priv->ttm_dev = ttm_dev;
- bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE);
+ bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE, NULL);
bo->type = ttm_bo_type_device;
- err = ttm_resource_alloc(bo, place, &res);
+ err = ttm_resource_alloc(bo, place, &res, NULL);
KUNIT_ASSERT_EQ(test, err, 0);
bo->resource = res;
@@ -445,7 +459,7 @@ static void ttm_bo_put_shared_resv(struct kunit *test)
dma_fence_signal(fence);
- bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE);
+ bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE, NULL);
bo->type = ttm_bo_type_device;
bo->base.resv = external_resv;
@@ -467,7 +481,7 @@ static void ttm_bo_pin_basic(struct kunit *test)
KUNIT_ASSERT_EQ(test, err, 0);
priv->ttm_dev = ttm_dev;
- bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE);
+ bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE, NULL);
for (int i = 0; i < no_pins; i++) {
dma_resv_lock(bo->base.resv, NULL);
@@ -487,7 +501,7 @@ static void ttm_bo_pin_unpin_resource(struct kunit *test)
struct ttm_resource *res;
struct ttm_device *ttm_dev;
struct ttm_place *place;
- uint32_t mem_type = TTM_PL_SYSTEM;
+ u32 mem_type = TTM_PL_SYSTEM;
unsigned int bo_priority = 0;
int err;
@@ -502,9 +516,9 @@ static void ttm_bo_pin_unpin_resource(struct kunit *test)
KUNIT_ASSERT_EQ(test, err, 0);
priv->ttm_dev = ttm_dev;
- bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE);
+ bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE, NULL);
- err = ttm_resource_alloc(bo, place, &res);
+ err = ttm_resource_alloc(bo, place, &res, NULL);
KUNIT_ASSERT_EQ(test, err, 0);
bo->resource = res;
@@ -538,7 +552,7 @@ static void ttm_bo_multiple_pin_one_unpin(struct kunit *test)
struct ttm_resource *res;
struct ttm_device *ttm_dev;
struct ttm_place *place;
- uint32_t mem_type = TTM_PL_SYSTEM;
+ u32 mem_type = TTM_PL_SYSTEM;
unsigned int bo_priority = 0;
int err;
@@ -553,9 +567,9 @@ static void ttm_bo_multiple_pin_one_unpin(struct kunit *test)
KUNIT_ASSERT_EQ(test, err, 0);
priv->ttm_dev = ttm_dev;
- bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE);
+ bo = ttm_bo_kunit_init(test, test->priv, BO_SIZE, NULL);
- err = ttm_resource_alloc(bo, place, &res);
+ err = ttm_resource_alloc(bo, place, &res, NULL);
KUNIT_ASSERT_EQ(test, err, 0);
bo->resource = res;
@@ -619,4 +633,5 @@ static struct kunit_suite ttm_bo_test_suite = {
kunit_test_suites(&ttm_bo_test_suite);
-MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("KUnit tests for ttm_bo APIs");
+MODULE_LICENSE("GPL and additional rights");
generated by cgit (git 2.34.1) at 2025-07-23 15:35:58 +0000