From 991eb531f482a4ebf2265028add882f149ef1bdc Mon Sep 17 00:00:00 2001 From: =?utf8?q?Christian=20K=C3=B6nig?= Date: Mon, 31 Jul 2023 14:36:25 +0200 Subject: [PATCH] drm/exec: add test case for using a drm_exec multiple times MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Not really a common use case, but let's make sure that we don't accidentially break that somehow. CC: Boris Brezillon Signed-off-by: Christian König Reviewed-by: Boris Brezillon Signed-off-by: Boris Brezillon Link: https://patchwork.freedesktop.org/patch/msgid/20230731123625.3766-2-christian.koenig@amd.com --- drivers/gpu/drm/tests/drm_exec_test.c | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/drivers/gpu/drm/tests/drm_exec_test.c b/drivers/gpu/drm/tests/drm_exec_test.c index f79c9f0359aa..3610773c22cb 100644 --- a/drivers/gpu/drm/tests/drm_exec_test.c +++ b/drivers/gpu/drm/tests/drm_exec_test.c @@ -167,6 +167,26 @@ static void test_prepare_array(struct kunit *test) drm_exec_fini(&exec); } +static void test_multiple_loops(struct kunit *test) +{ + struct drm_exec exec; + + drm_exec_init(&exec, DRM_EXEC_INTERRUPTIBLE_WAIT); + drm_exec_until_all_locked(&exec) + { + break; + } + drm_exec_fini(&exec); + + drm_exec_init(&exec, DRM_EXEC_INTERRUPTIBLE_WAIT); + drm_exec_until_all_locked(&exec) + { + break; + } + drm_exec_fini(&exec); + KUNIT_SUCCEED(test); +} + static struct kunit_case drm_exec_tests[] = { KUNIT_CASE(sanitycheck), KUNIT_CASE(test_lock), @@ -174,6 +194,7 @@ static struct kunit_case drm_exec_tests[] = { KUNIT_CASE(test_duplicates), KUNIT_CASE(test_prepare), KUNIT_CASE(test_prepare_array), + KUNIT_CASE(test_multiple_loops), {} }; -- 2.34.1