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([2804:14d:8084:84c6:fe26:c42d:aab9:fa8a]) by smtp.gmail.com with ESMTPSA id o206-20020acad7d7000000b0032b7a0c5da1sm9759771oig.27.2022.06.21.13.10.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 21 Jun 2022 13:11:04 -0700 (PDT) From: =?utf-8?q?Ma=C3=ADra_Canal?= To: Isabella Basso , magalilemes00@gmail.com, tales.aparecida@gmail.com, mwen@igalia.com, andrealmeid@riseup.net, siqueirajordao@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?b?Sm9zw6kgRXhww7Nz?= =?utf-8?b?aXRv?= , David Gow , Daniel Latypov , brendanhiggins@google.com Subject: [PATCH v2 6/9] drm: selftest: convert drm_dp_mst_helper selftest to KUnit Date: Tue, 21 Jun 2022 17:09:23 -0300 Message-Id: <20220621200926.257002-7-maira.canal@usp.br> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220621200926.257002-1-maira.canal@usp.br> References: <20220621200926.257002-1-maira.canal@usp.br> MIME-Version: 1.0 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_Canal?= , Rubens Gomes Neto , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, 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 DP MST helper selftest to the KUnit API. Tested-by: David Gow Co-developed-by: Rubens Gomes Neto Signed-off-by: Rubens Gomes Neto Signed-off-by: Maíra Canal --- drivers/gpu/drm/selftests/Makefile | 3 +- .../gpu/drm/selftests/drm_modeset_selftests.h | 2 - .../drm/selftests/test-drm_modeset_common.h | 2 - drivers/gpu/drm/tests/Makefile | 3 +- .../drm_dp_mst_helper_test.c} | 84 ++++++++++--------- 5 files changed, 49 insertions(+), 45 deletions(-) rename drivers/gpu/drm/{selftests/test-drm_dp_mst_helper.c => tests/drm_dp_mst_helper_test.c} (73%) diff --git a/drivers/gpu/drm/selftests/Makefile b/drivers/gpu/drm/selftests/Makefile index 9e0ccb482841..1539f55db9a7 100644 --- a/drivers/gpu/drm/selftests/Makefile +++ b/drivers/gpu/drm/selftests/Makefile @@ -1,6 +1,5 @@ # SPDX-License-Identifier: GPL-2.0-only -test-drm_modeset-y := test-drm_modeset_common.o test-drm_framebuffer.o \ - test-drm_dp_mst_helper.o +test-drm_modeset-y := test-drm_modeset_common.o test-drm_framebuffer.o obj-$(CONFIG_DRM_DEBUG_SELFTEST) += test-drm_mm.o test-drm_modeset.o \ test-drm_buddy.o diff --git a/drivers/gpu/drm/selftests/drm_modeset_selftests.h b/drivers/gpu/drm/selftests/drm_modeset_selftests.h index 22e467f6465a..40a29b8cf386 100644 --- a/drivers/gpu/drm/selftests/drm_modeset_selftests.h +++ b/drivers/gpu/drm/selftests/drm_modeset_selftests.h @@ -7,5 +7,3 @@ * Tests are executed in order by igt/drm_selftests_helper */ selftest(check_drm_framebuffer_create, igt_check_drm_framebuffer_create) -selftest(dp_mst_calc_pbn_mode, igt_dp_mst_calc_pbn_mode) -selftest(dp_mst_sideband_msg_req_decode, igt_dp_mst_sideband_msg_req_decode) diff --git a/drivers/gpu/drm/selftests/test-drm_modeset_common.h b/drivers/gpu/drm/selftests/test-drm_modeset_common.h index 790f3cf31f0d..3feb2fea1a6b 100644 --- a/drivers/gpu/drm/selftests/test-drm_modeset_common.h +++ b/drivers/gpu/drm/selftests/test-drm_modeset_common.h @@ -17,7 +17,5 @@ #define FAIL_ON(x) FAIL((x), "%s", "FAIL_ON(" __stringify(x) ")\n") int igt_check_drm_framebuffer_create(void *ignored); -int igt_dp_mst_calc_pbn_mode(void *ignored); -int igt_dp_mst_sideband_msg_req_decode(void *ignored); #endif diff --git a/drivers/gpu/drm/tests/Makefile b/drivers/gpu/drm/tests/Makefile index 0dfc8b806f85..40c003df2625 100644 --- a/drivers/gpu/drm/tests/Makefile +++ b/drivers/gpu/drm/tests/Makefile @@ -1,4 +1,5 @@ # SPDX-License-Identifier: GPL-2.0-only obj-$(CONFIG_DRM_KUNIT_TEST) += drm_damage_helper_test.o drm_cmdline_parser_test.o \ - drm_rect_test.o drm_format_test.o drm_plane_helper_test.o + drm_rect_test.o drm_format_test.o drm_plane_helper_test.o \ + drm_dp_mst_helper_test.o diff --git a/drivers/gpu/drm/selftests/test-drm_dp_mst_helper.c b/drivers/gpu/drm/tests/drm_dp_mst_helper_test.c similarity index 73% rename from drivers/gpu/drm/selftests/test-drm_dp_mst_helper.c rename to drivers/gpu/drm/tests/drm_dp_mst_helper_test.c index 967c52150b67..be846be84fe9 100644 --- a/drivers/gpu/drm/selftests/test-drm_dp_mst_helper.c +++ b/drivers/gpu/drm/tests/drm_dp_mst_helper_test.c @@ -5,15 +5,15 @@ #define PREFIX_STR "[drm_dp_mst_helper]" +#include #include #include #include #include "../display/drm_dp_mst_topology_internal.h" -#include "test-drm_modeset_common.h" -int igt_dp_mst_calc_pbn_mode(void *ignored) +static void igt_dp_mst_calc_pbn_mode(struct kunit *test) { int pbn, i; const struct { @@ -33,13 +33,11 @@ int igt_dp_mst_calc_pbn_mode(void *ignored) pbn = drm_dp_calc_pbn_mode(test_params[i].rate, test_params[i].bpp, test_params[i].dsc); - FAIL(pbn != test_params[i].expected, + KUNIT_EXPECT_EQ_MSG(test, pbn, test_params[i].expected, "Expected PBN %d for clock %d bpp %d, got %d\n", test_params[i].expected, test_params[i].rate, test_params[i].bpp, pbn); } - - return 0; } static bool @@ -176,66 +174,64 @@ sideband_msg_req_encode_decode(struct drm_dp_sideband_msg_req_body *in) return result; } -int igt_dp_mst_sideband_msg_req_decode(void *unused) +static void igt_dp_mst_sideband_msg_req_decode(struct kunit *test) { struct drm_dp_sideband_msg_req_body in = { 0 }; u8 data[] = { 0xff, 0x0, 0xdd }; int i; -#define DO_TEST() FAIL_ON(!sideband_msg_req_encode_decode(&in)) - in.req_type = DP_ENUM_PATH_RESOURCES; in.u.port_num.port_number = 5; - DO_TEST(); + KUNIT_EXPECT_TRUE(test, sideband_msg_req_encode_decode(&in)); in.req_type = DP_POWER_UP_PHY; in.u.port_num.port_number = 5; - DO_TEST(); + KUNIT_EXPECT_TRUE(test, sideband_msg_req_encode_decode(&in)); in.req_type = DP_POWER_DOWN_PHY; in.u.port_num.port_number = 5; - DO_TEST(); + KUNIT_EXPECT_TRUE(test, sideband_msg_req_encode_decode(&in)); in.req_type = DP_ALLOCATE_PAYLOAD; in.u.allocate_payload.number_sdp_streams = 3; for (i = 0; i < in.u.allocate_payload.number_sdp_streams; i++) in.u.allocate_payload.sdp_stream_sink[i] = i + 1; - DO_TEST(); + KUNIT_EXPECT_TRUE(test, sideband_msg_req_encode_decode(&in)); in.u.allocate_payload.port_number = 0xf; - DO_TEST(); + KUNIT_EXPECT_TRUE(test, sideband_msg_req_encode_decode(&in)); in.u.allocate_payload.vcpi = 0x7f; - DO_TEST(); + KUNIT_EXPECT_TRUE(test, sideband_msg_req_encode_decode(&in)); in.u.allocate_payload.pbn = U16_MAX; - DO_TEST(); + KUNIT_EXPECT_TRUE(test, sideband_msg_req_encode_decode(&in)); in.req_type = DP_QUERY_PAYLOAD; in.u.query_payload.port_number = 0xf; - DO_TEST(); + KUNIT_EXPECT_TRUE(test, sideband_msg_req_encode_decode(&in)); in.u.query_payload.vcpi = 0x7f; - DO_TEST(); + KUNIT_EXPECT_TRUE(test, sideband_msg_req_encode_decode(&in)); in.req_type = DP_REMOTE_DPCD_READ; in.u.dpcd_read.port_number = 0xf; - DO_TEST(); + KUNIT_EXPECT_TRUE(test, sideband_msg_req_encode_decode(&in)); in.u.dpcd_read.dpcd_address = 0xfedcb; - DO_TEST(); + KUNIT_EXPECT_TRUE(test, sideband_msg_req_encode_decode(&in)); in.u.dpcd_read.num_bytes = U8_MAX; - DO_TEST(); + KUNIT_EXPECT_TRUE(test, sideband_msg_req_encode_decode(&in)); in.req_type = DP_REMOTE_DPCD_WRITE; in.u.dpcd_write.port_number = 0xf; - DO_TEST(); + KUNIT_EXPECT_TRUE(test, sideband_msg_req_encode_decode(&in)); in.u.dpcd_write.dpcd_address = 0xfedcb; - DO_TEST(); + KUNIT_EXPECT_TRUE(test, sideband_msg_req_encode_decode(&in)); in.u.dpcd_write.num_bytes = ARRAY_SIZE(data); in.u.dpcd_write.bytes = data; - DO_TEST(); + KUNIT_EXPECT_TRUE(test, sideband_msg_req_encode_decode(&in)); in.req_type = DP_REMOTE_I2C_READ; in.u.i2c_read.port_number = 0xf; - DO_TEST(); + KUNIT_EXPECT_TRUE(test, sideband_msg_req_encode_decode(&in)); in.u.i2c_read.read_i2c_device_id = 0x7f; - DO_TEST(); + KUNIT_EXPECT_TRUE(test, sideband_msg_req_encode_decode(&in)); in.u.i2c_read.num_transactions = 3; in.u.i2c_read.num_bytes_read = ARRAY_SIZE(data) * 3; for (i = 0; i < in.u.i2c_read.num_transactions; i++) { @@ -244,32 +240,44 @@ int igt_dp_mst_sideband_msg_req_decode(void *unused) in.u.i2c_read.transactions[i].i2c_dev_id = 0x7f & ~i; in.u.i2c_read.transactions[i].i2c_transaction_delay = 0xf & ~i; } - DO_TEST(); + KUNIT_EXPECT_TRUE(test, sideband_msg_req_encode_decode(&in)); in.req_type = DP_REMOTE_I2C_WRITE; in.u.i2c_write.port_number = 0xf; - DO_TEST(); + KUNIT_EXPECT_TRUE(test, sideband_msg_req_encode_decode(&in)); in.u.i2c_write.write_i2c_device_id = 0x7f; - DO_TEST(); + KUNIT_EXPECT_TRUE(test, sideband_msg_req_encode_decode(&in)); in.u.i2c_write.num_bytes = ARRAY_SIZE(data); in.u.i2c_write.bytes = data; - DO_TEST(); + KUNIT_EXPECT_TRUE(test, sideband_msg_req_encode_decode(&in)); in.req_type = DP_QUERY_STREAM_ENC_STATUS; in.u.enc_status.stream_id = 1; - DO_TEST(); + KUNIT_EXPECT_TRUE(test, sideband_msg_req_encode_decode(&in)); get_random_bytes(in.u.enc_status.client_id, sizeof(in.u.enc_status.client_id)); - DO_TEST(); + KUNIT_EXPECT_TRUE(test, sideband_msg_req_encode_decode(&in)); in.u.enc_status.stream_event = 3; - DO_TEST(); + KUNIT_EXPECT_TRUE(test, sideband_msg_req_encode_decode(&in)); in.u.enc_status.valid_stream_event = 0; - DO_TEST(); + KUNIT_EXPECT_TRUE(test, sideband_msg_req_encode_decode(&in)); in.u.enc_status.stream_behavior = 3; - DO_TEST(); + KUNIT_EXPECT_TRUE(test, sideband_msg_req_encode_decode(&in)); in.u.enc_status.valid_stream_behavior = 1; - DO_TEST(); - -#undef DO_TEST - return 0; + KUNIT_EXPECT_TRUE(test, sideband_msg_req_encode_decode(&in)); } + +static struct kunit_case drm_dp_mst_helper_tests[] = { + KUNIT_CASE(igt_dp_mst_calc_pbn_mode), + KUNIT_CASE(igt_dp_mst_sideband_msg_req_decode), + { } +}; + +static struct kunit_suite drm_dp_mst_helper_test_suite = { + .name = "drm_dp_mst_helper", + .test_cases = drm_dp_mst_helper_tests, +}; + +kunit_test_suite(drm_dp_mst_helper_test_suite); + +MODULE_LICENSE("GPL");