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h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=lbr8mrD4AFlPxRgu2KZESXi4immwnU2XgF8wJkYEtY4A6pfdrLnA+K3KgMPZQduUU Hs6Tox1SvcrgLbf2phWEKKBLg1EpDu5xUz75zwlCJ1d1EQLGR2jYxGXxTkJKWALbyi euIbp5zQYSCWZFt4LO6m40ijsemCAML0uRCZ7sR+o/L7hFpWasVySblrYFsDmscEwg 7usCxeuW9FpZJgukELnijILNggt+I6Jg99R3ilKen+P1UmYomoZGcpI1IiYsldVL0G rbeF7BfRRYOmleE2qMg8i1tbo+zCYdz+H836MWmYn3O51dUH5AVEIT/emDUhXXok0m cf+du1DdozWIA== From: Maxime Ripard Date: Tue, 26 Mar 2024 16:40:07 +0100 Subject: [PATCH v11 03/28] drm/tests: connector: Add tests for drmm_connector_hdmi_init MIME-Version: 1.0 Message-Id: <20240326-kms-hdmi-connector-state-v11-3-c5680ffcf261@kernel.org> References: <20240326-kms-hdmi-connector-state-v11-0-c5680ffcf261@kernel.org> In-Reply-To: <20240326-kms-hdmi-connector-state-v11-0-c5680ffcf261@kernel.org> To: Maarten Lankhorst , Thomas Zimmermann , David Airlie , Daniel Vetter , Jonathan Corbet , Sandy Huang , =?utf-8?q?Heiko_St=C3=BCbner?= , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland Cc: Hans Verkuil , Sebastian Wick , =?utf-8?b?VmlsbGUgU3lyasOkbMOk?= , dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-sunxi@lists.linux.dev, Maxime Ripard , Dave Stevenson X-Mailer: b4 0.12.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=5120; i=mripard@kernel.org; h=from:subject:message-id; bh=SrnWZ5KkC/XwgOJuxIVWTq5Vw8YwNfeJAKkOYup4OWM=; b=owGbwMvMwCmsHn9OcpHtvjLG02pJDGlMb+LZzdV8Z+XzsZ57ZhytoJp9YJbt903e7QcO+NrGG K1yFrjZMZWFQZiTQVZMkeWJTNjp5e2LqxzsV/6AmcPKBDKEgYtTACayZBpjnX20/O4oJ18b7n0J L7oar85ITrgr8ll33+3QP+s+NNzQ7+ALjL6ymX1SYc2iOeHbXx6RZ6x3MdQU/aHzMCVg+mNJBTN 53eIzf79ZS53K3nMmUrdeNub5jyVt6rNuZZ3cyrZuiXDu3pUA X-Developer-Key: i=mripard@kernel.org; a=openpgp; fpr=BE5675C37E818C8B5764241C254BCFC56BF6CE8D X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240326_154048_767717_25876FEF X-CRM114-Status: GOOD ( 12.09 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org We just introduced a new initialization function for our connectors, so let's build a kunit test suite for it as well. Reviewed-by: Dave Stevenson Signed-off-by: Maxime Ripard --- drivers/gpu/drm/tests/drm_connector_test.c | 123 +++++++++++++++++++++++++++++ 1 file changed, 123 insertions(+) diff --git a/drivers/gpu/drm/tests/drm_connector_test.c b/drivers/gpu/drm/tests/drm_connector_test.c index 44f82ed2a958..261d4109946d 100644 --- a/drivers/gpu/drm/tests/drm_connector_test.c +++ b/drivers/gpu/drm/tests/drm_connector_test.c @@ -170,10 +170,132 @@ static struct kunit_suite drmm_connector_init_test_suite = { .name = "drmm_connector_init", .init = drm_test_connector_init, .test_cases = drmm_connector_init_tests, }; +/* + * Test that the registration of a bog standard connector works as + * expected and doesn't report any error. + */ +static void drm_test_connector_hdmi_init_valid(struct kunit *test) +{ + struct drm_connector_init_priv *priv = test->priv; + int ret; + + ret = drmm_connector_hdmi_init(&priv->drm, &priv->connector, + &dummy_funcs, + DRM_MODE_CONNECTOR_HDMIA, + &priv->ddc); + KUNIT_EXPECT_EQ(test, ret, 0); +} + +/* + * Test that the registration of a connector without a DDC adapter + * doesn't report any error. + */ +static void drm_test_connector_hdmi_init_null_ddc(struct kunit *test) +{ + struct drm_connector_init_priv *priv = test->priv; + int ret; + + ret = drmm_connector_hdmi_init(&priv->drm, &priv->connector, + &dummy_funcs, + DRM_MODE_CONNECTOR_HDMIA, + NULL); + KUNIT_EXPECT_EQ(test, ret, 0); +} + +/* + * Test that the registration of an HDMI connector with an HDMI + * connector type succeeds. + */ +static void drm_test_connector_hdmi_init_type_valid(struct kunit *test) +{ + struct drm_connector_init_priv *priv = test->priv; + unsigned int connector_type = *(unsigned int *)test->param_value; + int ret; + + ret = drmm_connector_hdmi_init(&priv->drm, &priv->connector, + &dummy_funcs, + connector_type, + &priv->ddc); + KUNIT_EXPECT_EQ(test, ret, 0); +} + +static const unsigned int drm_connector_hdmi_init_type_valid_tests[] = { + DRM_MODE_CONNECTOR_HDMIA, + DRM_MODE_CONNECTOR_HDMIB, +}; + +static void drm_connector_hdmi_init_type_desc(const unsigned int *type, char *desc) +{ + sprintf(desc, "%s", drm_get_connector_type_name(*type)); +} + +KUNIT_ARRAY_PARAM(drm_connector_hdmi_init_type_valid, + drm_connector_hdmi_init_type_valid_tests, + drm_connector_hdmi_init_type_desc); + +/* + * Test that the registration of an HDMI connector with an !HDMI + * connector type fails. + */ +static void drm_test_connector_hdmi_init_type_invalid(struct kunit *test) +{ + struct drm_connector_init_priv *priv = test->priv; + unsigned int connector_type = *(unsigned int *)test->param_value; + int ret; + + ret = drmm_connector_hdmi_init(&priv->drm, &priv->connector, + &dummy_funcs, + connector_type, + &priv->ddc); + KUNIT_EXPECT_LT(test, ret, 0); +} + +static const unsigned int drm_connector_hdmi_init_type_invalid_tests[] = { + DRM_MODE_CONNECTOR_Unknown, + DRM_MODE_CONNECTOR_VGA, + DRM_MODE_CONNECTOR_DVII, + DRM_MODE_CONNECTOR_DVID, + DRM_MODE_CONNECTOR_DVIA, + DRM_MODE_CONNECTOR_Composite, + DRM_MODE_CONNECTOR_SVIDEO, + DRM_MODE_CONNECTOR_LVDS, + DRM_MODE_CONNECTOR_Component, + DRM_MODE_CONNECTOR_9PinDIN, + DRM_MODE_CONNECTOR_DisplayPort, + DRM_MODE_CONNECTOR_TV, + DRM_MODE_CONNECTOR_eDP, + DRM_MODE_CONNECTOR_VIRTUAL, + DRM_MODE_CONNECTOR_DSI, + DRM_MODE_CONNECTOR_DPI, + DRM_MODE_CONNECTOR_WRITEBACK, + DRM_MODE_CONNECTOR_SPI, + DRM_MODE_CONNECTOR_USB, +}; + +KUNIT_ARRAY_PARAM(drm_connector_hdmi_init_type_invalid, + drm_connector_hdmi_init_type_invalid_tests, + drm_connector_hdmi_init_type_desc); + +static struct kunit_case drmm_connector_hdmi_init_tests[] = { + KUNIT_CASE(drm_test_connector_hdmi_init_valid), + KUNIT_CASE(drm_test_connector_hdmi_init_null_ddc), + KUNIT_CASE_PARAM(drm_test_connector_hdmi_init_type_valid, + drm_connector_hdmi_init_type_valid_gen_params), + KUNIT_CASE_PARAM(drm_test_connector_hdmi_init_type_invalid, + drm_connector_hdmi_init_type_invalid_gen_params), + { } +}; + +static struct kunit_suite drmm_connector_hdmi_init_test_suite = { + .name = "drmm_connector_hdmi_init", + .init = drm_test_connector_init, + .test_cases = drmm_connector_hdmi_init_tests, +}; + struct drm_get_tv_mode_from_name_test { const char *name; enum drm_connector_tv_mode expected_mode; }; @@ -234,10 +356,11 @@ static struct kunit_suite drm_get_tv_mode_from_name_test_suite = { .name = "drm_get_tv_mode_from_name", .test_cases = drm_get_tv_mode_from_name_tests, }; kunit_test_suites( + &drmm_connector_hdmi_init_test_suite, &drmm_connector_init_test_suite, &drm_get_tv_mode_from_name_test_suite ); MODULE_AUTHOR("Maxime Ripard ");