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([2804:14d:8084:84c6:fe26:c42d:aab9:fa8a]) by smtp.gmail.com with ESMTPSA id u7-20020a056830248700b0060bfebb96e5sm6056928ots.35.2022.06.15.06.59.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 15 Jun 2022 06:59:45 -0700 (PDT) From: =?UTF-8?q?Ma=C3=ADra=20Canal?= To: Isabella Basso , magalilemes00@gmail.com, tales.aparecida@gmail.com, mwen@igalia.com, andrealmeid@riseup.net, Trevor Woerner , leandro.ribeiro@collabora.com, n@nfraprado.net, Daniel Vetter , Shuah Khan , David Airlie , Maxime Ripard , Thomas Zimmermann , michal.winiarski@intel.com, Javier Martinez Canillas , =?UTF-8?q?Jos=C3=A9=20Exp=C3=B3sito?= , David Gow , Daniel Latypov , brendanhiggins@google.com Subject: [PATCH 06/10] drm: selftest: convert drm_plane_helper selftest to KUnit Date: Wed, 15 Jun 2022 10:58:20 -0300 Message-Id: <20220615135824.15522-7-maira.canal@usp.br> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220615135824.15522-1-maira.canal@usp.br> References: <20220615135824.15522-1-maira.canal@usp.br> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?UTF-8?q?Ma=C3=ADra=20Canal?= , "Djakson C . G . Filho" , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Anderson Fraga , linux-kselftest@vger.kernel.org, kunit-dev@googlegroups.com Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Considering the current adoption of the KUnit framework, convert the DRM plane helper selftest to the KUnit API. Co-developed-by: Djakson C. G. Filho Signed-off-by: Djakson C. G. Filho Co-developed-by: Anderson Fraga Signed-off-by: Anderson Fraga Signed-off-by: Maíra Canal --- drivers/gpu/drm/selftests/Makefile | 4 +- .../gpu/drm/selftests/drm_modeset_selftests.h | 1 - .../drm/selftests/test-drm_modeset_common.h | 1 - drivers/gpu/drm/tests/Kconfig | 12 +++ drivers/gpu/drm/tests/Makefile | 1 + .../test-drm_plane_helper.c | 101 ++++++++++-------- 6 files changed, 70 insertions(+), 50 deletions(-) rename drivers/gpu/drm/{selftests => tests}/test-drm_plane_helper.c (62%) diff --git a/drivers/gpu/drm/selftests/Makefile b/drivers/gpu/drm/selftests/Makefile index b7f252d886d0..9e0ccb482841 100644 --- a/drivers/gpu/drm/selftests/Makefile +++ b/drivers/gpu/drm/selftests/Makefile @@ -1,6 +1,6 @@ # SPDX-License-Identifier: GPL-2.0-only -test-drm_modeset-y := test-drm_modeset_common.o test-drm_plane_helper.o \ - test-drm_framebuffer.o test-drm_dp_mst_helper.o +test-drm_modeset-y := test-drm_modeset_common.o test-drm_framebuffer.o \ + test-drm_dp_mst_helper.o obj-$(CONFIG_DRM_DEBUG_SELFTEST) += test-drm_mm.o test-drm_modeset.o \ test-drm_buddy.o diff --git a/drivers/gpu/drm/selftests/drm_modeset_selftests.h b/drivers/gpu/drm/selftests/drm_modeset_selftests.h index 63061ef55eff..22e467f6465a 100644 --- a/drivers/gpu/drm/selftests/drm_modeset_selftests.h +++ b/drivers/gpu/drm/selftests/drm_modeset_selftests.h @@ -6,7 +6,6 @@ * * Tests are executed in order by igt/drm_selftests_helper */ -selftest(check_plane_state, igt_check_plane_state) selftest(check_drm_framebuffer_create, igt_check_drm_framebuffer_create) selftest(dp_mst_calc_pbn_mode, igt_dp_mst_calc_pbn_mode) selftest(dp_mst_sideband_msg_req_decode, igt_dp_mst_sideband_msg_req_decode) diff --git a/drivers/gpu/drm/selftests/test-drm_modeset_common.h b/drivers/gpu/drm/selftests/test-drm_modeset_common.h index 5709d967a5c4..790f3cf31f0d 100644 --- a/drivers/gpu/drm/selftests/test-drm_modeset_common.h +++ b/drivers/gpu/drm/selftests/test-drm_modeset_common.h @@ -16,7 +16,6 @@ #define FAIL_ON(x) FAIL((x), "%s", "FAIL_ON(" __stringify(x) ")\n") -int igt_check_plane_state(void *ignored); int igt_check_drm_framebuffer_create(void *ignored); int igt_dp_mst_calc_pbn_mode(void *ignored); int igt_dp_mst_sideband_msg_req_decode(void *ignored); diff --git a/drivers/gpu/drm/tests/Kconfig b/drivers/gpu/drm/tests/Kconfig index 7c4f76560152..5aa8ac2dd28e 100644 --- a/drivers/gpu/drm/tests/Kconfig +++ b/drivers/gpu/drm/tests/Kconfig @@ -61,4 +61,16 @@ config DRM_FORMAT_KUNIT_TEST If in doubt, say "N". +config DRM_PLANE_HELPER_KUNIT_TEST + tristate "KUnit tests for DRM plane helper" if !DRM_KUNIT_TEST + select DRM_KMS_HELPER + default y if DRM_KUNIT_TEST + help + This option provides KUnit modules that can be used to run + various selftests on parts of the DRM plane helper API. This + option is not useful for distributions or general kernels, but only + for kernel developers working on DRM and associated drivers. + + If in doubt, say "N". + endmenu diff --git a/drivers/gpu/drm/tests/Makefile b/drivers/gpu/drm/tests/Makefile index 95d1f67f609d..6e3a10806cd8 100644 --- a/drivers/gpu/drm/tests/Makefile +++ b/drivers/gpu/drm/tests/Makefile @@ -3,3 +3,4 @@ obj-$(CONFIG_DRM_DAMAGE_HELPER_KUNIT_TEST) += test-drm_damage_helper.o obj-$(CONFIG_DRM_CMDLINE_PARSER_KUNIT_TEST) += test-drm_cmdline_parser.o obj-$(CONFIG_DRM_RECT_KUNIT_TEST) += test-drm_rect.o obj-$(CONFIG_DRM_FORMAT_KUNIT_TEST) += test-drm_format.o +obj-$(CONFIG_DRM_PLANE_HELPER_KUNIT_TEST) += test-drm_plane_helper.o diff --git a/drivers/gpu/drm/selftests/test-drm_plane_helper.c b/drivers/gpu/drm/tests/test-drm_plane_helper.c similarity index 62% rename from drivers/gpu/drm/selftests/test-drm_plane_helper.c rename to drivers/gpu/drm/tests/test-drm_plane_helper.c index b61273e9c403..354c2c8d9f1c 100644 --- a/drivers/gpu/drm/selftests/test-drm_plane_helper.c +++ b/drivers/gpu/drm/tests/test-drm_plane_helper.c @@ -3,14 +3,11 @@ * Test cases for the drm_plane_helper functions */ -#define pr_fmt(fmt) "drm_plane_helper: " fmt - +#include #include #include #include -#include "test-drm_modeset_common.h" - static void set_src(struct drm_plane_state *plane_state, unsigned src_x, unsigned src_y, unsigned src_w, unsigned src_h) @@ -73,7 +70,7 @@ static bool check_crtc_eq(struct drm_plane_state *plane_state, return true; } -int igt_check_plane_state(void *ignored) +static void igt_check_plane_state(struct kunit *test) { int ret; @@ -108,10 +105,10 @@ int igt_check_plane_state(void *ignored) DRM_PLANE_HELPER_NO_SCALING, DRM_PLANE_HELPER_NO_SCALING, false, false); - FAIL(ret < 0, "Simple clipping check should pass\n"); - FAIL_ON(!plane_state.visible); - FAIL_ON(!check_src_eq(&plane_state, 0, 0, 1024 << 16, 768 << 16)); - FAIL_ON(!check_crtc_eq(&plane_state, 0, 0, 1024, 768)); + KUNIT_EXPECT_FALSE_MSG(test, ret, 0, "Simple clipping check should pass\n"); + KUNIT_EXPECT_TRUE(test, plane_state.visible); + KUNIT_EXPECT_TRUE(test, check_src_eq(&plane_state, 0, 0, 1024 << 16, 768 << 16)); + KUNIT_EXPECT_TRUE(test, check_crtc_eq(&plane_state, 0, 0, 1024, 768)); /* Rotated clipping + reflection, no scaling. */ plane_state.rotation = DRM_MODE_ROTATE_90 | DRM_MODE_REFLECT_X; @@ -119,10 +116,10 @@ int igt_check_plane_state(void *ignored) DRM_PLANE_HELPER_NO_SCALING, DRM_PLANE_HELPER_NO_SCALING, false, false); - FAIL(ret < 0, "Rotated clipping check should pass\n"); - FAIL_ON(!plane_state.visible); - FAIL_ON(!check_src_eq(&plane_state, 0, 0, 768 << 16, 1024 << 16)); - FAIL_ON(!check_crtc_eq(&plane_state, 0, 0, 1024, 768)); + KUNIT_EXPECT_FALSE_MSG(test, ret, 0, "Rotated clipping check should pass\n"); + KUNIT_EXPECT_TRUE(test, plane_state.visible); + KUNIT_EXPECT_TRUE(test, check_src_eq(&plane_state, 0, 0, 768 << 16, 1024 << 16)); + KUNIT_EXPECT_TRUE(test, check_crtc_eq(&plane_state, 0, 0, 1024, 768)); plane_state.rotation = DRM_MODE_ROTATE_0; /* Check whether positioning works correctly. */ @@ -132,16 +129,17 @@ int igt_check_plane_state(void *ignored) DRM_PLANE_HELPER_NO_SCALING, DRM_PLANE_HELPER_NO_SCALING, false, false); - FAIL(!ret, "Should not be able to position on the crtc with can_position=false\n"); + KUNIT_EXPECT_TRUE_MSG(test, ret, + "Should not be able to position on the crtc with can_position=false\n"); ret = drm_atomic_helper_check_plane_state(&plane_state, &crtc_state, DRM_PLANE_HELPER_NO_SCALING, DRM_PLANE_HELPER_NO_SCALING, true, false); - FAIL(ret < 0, "Simple positioning should work\n"); - FAIL_ON(!plane_state.visible); - FAIL_ON(!check_src_eq(&plane_state, 0, 0, 1023 << 16, 767 << 16)); - FAIL_ON(!check_crtc_eq(&plane_state, 0, 0, 1023, 767)); + KUNIT_EXPECT_FALSE_MSG(test, ret, 0, "Simple positioning should work\n"); + KUNIT_EXPECT_TRUE(test, plane_state.visible); + KUNIT_EXPECT_TRUE(test, check_src_eq(&plane_state, 0, 0, 1023 << 16, 767 << 16)); + KUNIT_EXPECT_TRUE(test, check_crtc_eq(&plane_state, 0, 0, 1023, 767)); /* Simple scaling tests. */ set_src(&plane_state, 0, 0, 512 << 16, 384 << 16); @@ -150,28 +148,28 @@ int igt_check_plane_state(void *ignored) 0x8001, DRM_PLANE_HELPER_NO_SCALING, false, false); - FAIL(!ret, "Upscaling out of range should fail.\n"); + KUNIT_EXPECT_TRUE_MSG(test, ret, "Upscaling out of range should fail.\n"); ret = drm_atomic_helper_check_plane_state(&plane_state, &crtc_state, 0x8000, DRM_PLANE_HELPER_NO_SCALING, false, false); - FAIL(ret < 0, "Upscaling exactly 2x should work\n"); - FAIL_ON(!plane_state.visible); - FAIL_ON(!check_src_eq(&plane_state, 0, 0, 512 << 16, 384 << 16)); - FAIL_ON(!check_crtc_eq(&plane_state, 0, 0, 1024, 768)); + KUNIT_EXPECT_FALSE_MSG(test, ret, 0, "Upscaling exactly 2x should work\n"); + KUNIT_EXPECT_TRUE(test, plane_state.visible); + KUNIT_EXPECT_TRUE(test, check_src_eq(&plane_state, 0, 0, 512 << 16, 384 << 16)); + KUNIT_EXPECT_TRUE(test, check_crtc_eq(&plane_state, 0, 0, 1024, 768)); set_src(&plane_state, 0, 0, 2048 << 16, 1536 << 16); ret = drm_atomic_helper_check_plane_state(&plane_state, &crtc_state, DRM_PLANE_HELPER_NO_SCALING, 0x1ffff, false, false); - FAIL(!ret, "Downscaling out of range should fail.\n"); + KUNIT_EXPECT_TRUE_MSG(test, ret, "Downscaling out of range should fail.\n"); ret = drm_atomic_helper_check_plane_state(&plane_state, &crtc_state, DRM_PLANE_HELPER_NO_SCALING, 0x20000, false, false); - FAIL(ret < 0, "Should succeed with exact scaling limit\n"); - FAIL_ON(!plane_state.visible); - FAIL_ON(!check_src_eq(&plane_state, 0, 0, 2048 << 16, 1536 << 16)); - FAIL_ON(!check_crtc_eq(&plane_state, 0, 0, 1024, 768)); + KUNIT_EXPECT_FALSE_MSG(test, ret, 0, "Should succeed with exact scaling limit\n"); + KUNIT_EXPECT_TRUE(test, plane_state.visible); + KUNIT_EXPECT_TRUE(test, check_src_eq(&plane_state, 0, 0, 2048 << 16, 1536 << 16)); + KUNIT_EXPECT_TRUE(test, check_crtc_eq(&plane_state, 0, 0, 1024, 768)); /* Testing rounding errors. */ set_src(&plane_state, 0, 0, 0x40001, 0x40001); @@ -180,10 +178,10 @@ int igt_check_plane_state(void *ignored) DRM_PLANE_HELPER_NO_SCALING, 0x10001, true, false); - FAIL(ret < 0, "Should succeed by clipping to exact multiple"); - FAIL_ON(!plane_state.visible); - FAIL_ON(!check_src_eq(&plane_state, 0, 0, 2 << 16, 2 << 16)); - FAIL_ON(!check_crtc_eq(&plane_state, 1022, 766, 2, 2)); + KUNIT_EXPECT_FALSE_MSG(test, ret, 0, "Should succeed by clipping to exact multiple"); + KUNIT_EXPECT_TRUE(test, plane_state.visible); + KUNIT_EXPECT_TRUE(test, check_src_eq(&plane_state, 0, 0, 2 << 16, 2 << 16)); + KUNIT_EXPECT_TRUE(test, check_crtc_eq(&plane_state, 1022, 766, 2, 2)); set_src(&plane_state, 0x20001, 0x20001, 0x4040001, 0x3040001); set_crtc(&plane_state, -2, -2, 1028, 772); @@ -191,10 +189,10 @@ int igt_check_plane_state(void *ignored) DRM_PLANE_HELPER_NO_SCALING, 0x10001, false, false); - FAIL(ret < 0, "Should succeed by clipping to exact multiple"); - FAIL_ON(!plane_state.visible); - FAIL_ON(!check_src_eq(&plane_state, 0x40002, 0x40002, 1024 << 16, 768 << 16)); - FAIL_ON(!check_crtc_eq(&plane_state, 0, 0, 1024, 768)); + KUNIT_EXPECT_FALSE_MSG(test, ret, 0, "Should succeed by clipping to exact multiple"); + KUNIT_EXPECT_TRUE(test, plane_state.visible); + KUNIT_EXPECT_TRUE(test, check_src_eq(&plane_state, 0x40002, 0x40002, 1024 << 16, 768 << 16)); + KUNIT_EXPECT_TRUE(test, check_crtc_eq(&plane_state, 0, 0, 1024, 768)); set_src(&plane_state, 0, 0, 0x3ffff, 0x3ffff); set_crtc(&plane_state, 1022, 766, 4, 4); @@ -202,11 +200,11 @@ int igt_check_plane_state(void *ignored) 0xffff, DRM_PLANE_HELPER_NO_SCALING, true, false); - FAIL(ret < 0, "Should succeed by clipping to exact multiple"); - FAIL_ON(!plane_state.visible); + KUNIT_EXPECT_FALSE_MSG(test, ret, 0, "Should succeed by clipping to exact multiple"); + KUNIT_EXPECT_TRUE(test, plane_state.visible); /* Should not be rounded to 0x20001, which would be upscaling. */ - FAIL_ON(!check_src_eq(&plane_state, 0, 0, 2 << 16, 2 << 16)); - FAIL_ON(!check_crtc_eq(&plane_state, 1022, 766, 2, 2)); + KUNIT_EXPECT_TRUE(test, check_src_eq(&plane_state, 0, 0, 2 << 16, 2 << 16)); + KUNIT_EXPECT_TRUE(test, check_crtc_eq(&plane_state, 1022, 766, 2, 2)); set_src(&plane_state, 0x1ffff, 0x1ffff, 0x403ffff, 0x303ffff); set_crtc(&plane_state, -2, -2, 1028, 772); @@ -214,10 +212,21 @@ int igt_check_plane_state(void *ignored) 0xffff, DRM_PLANE_HELPER_NO_SCALING, false, false); - FAIL(ret < 0, "Should succeed by clipping to exact multiple"); - FAIL_ON(!plane_state.visible); - FAIL_ON(!check_src_eq(&plane_state, 0x3fffe, 0x3fffe, 1024 << 16, 768 << 16)); - FAIL_ON(!check_crtc_eq(&plane_state, 0, 0, 1024, 768)); - - return 0; + KUNIT_EXPECT_FALSE_MSG(test, ret, 0, "Should succeed by clipping to exact multiple"); + KUNIT_EXPECT_TRUE(test, plane_state.visible); + KUNIT_EXPECT_TRUE(test, check_src_eq(&plane_state, 0x3fffe, 0x3fffe, + 1024 << 16, 768 << 16)); + KUNIT_EXPECT_TRUE(test, check_crtc_eq(&plane_state, 0, 0, 1024, 768)); } + +static struct kunit_case drm_plane_helper_test[] = { + KUNIT_CASE(igt_check_plane_state), + {} +}; + +static struct kunit_suite drm_plane_helper_test_suite = { + .name = "drm_plane_helper_test", + .test_cases = drm_plane_helper_test, +}; + +kunit_test_suite(drm_plane_helper_test_suite); -- 2.36.1