From 2e722c868b3a056eb6a2c00cfc0e395cf996290c Mon Sep 17 00:00:00 2001 From: =?utf8?q?Micha=C5=82=20Winiarski?= Date: Mon, 15 Jan 2024 18:13:51 +0100 Subject: [PATCH] drm/tests: managed: Add a simple test for drmm_managed_release MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Add a simple test that checks whether the action is called when drmm_managed_release is called. Signed-off-by: Michał Winiarski Signed-off-by: Maxime Ripard Link: https://patchwork.freedesktop.org/patch/msgid/20240115171351.504264-6-michal.winiarski@intel.com --- drivers/gpu/drm/tests/drm_managed_test.c | 25 ++++++++++++++++++++++++ 1 file changed, 25 insertions(+) diff --git a/drivers/gpu/drm/tests/drm_managed_test.c b/drivers/gpu/drm/tests/drm_managed_test.c index d936c879a4a3..76eb273c9b36 100644 --- a/drivers/gpu/drm/tests/drm_managed_test.c +++ b/drivers/gpu/drm/tests/drm_managed_test.c @@ -25,6 +25,30 @@ static void drm_action(struct drm_device *drm, void *ptr) wake_up_interruptible(&priv->action_wq); } +/* + * The test verifies that the release action is called when + * drmm_release_action is called. + */ +static void drm_test_managed_release_action(struct kunit *test) +{ + struct managed_test_priv *priv = test->priv; + int ret; + + ret = drmm_add_action_or_reset(priv->drm, drm_action, priv); + KUNIT_EXPECT_EQ(test, ret, 0); + + ret = drm_dev_register(priv->drm, 0); + KUNIT_ASSERT_EQ(test, ret, 0); + + drmm_release_action(priv->drm, drm_action, priv); + ret = wait_event_interruptible_timeout(priv->action_wq, priv->action_done, + msecs_to_jiffies(TEST_TIMEOUT_MS)); + KUNIT_EXPECT_GT(test, ret, 0); + + drm_dev_unregister(priv->drm); + drm_kunit_helper_free_device(test, priv->drm->dev); +} + /* * The test verifies that the release action is called automatically when the * device is released. @@ -75,6 +99,7 @@ static int drm_managed_test_init(struct kunit *test) } static struct kunit_case drm_managed_tests[] = { + KUNIT_CASE(drm_test_managed_release_action), KUNIT_CASE(drm_test_managed_run_action), {} }; -- 2.39.5