From patchwork Tue Oct 24 19:09:59 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Carlos Eduardo Gallo Filho X-Patchwork-Id: 13435199 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E35E9C00A8F for ; Tue, 24 Oct 2023 19:11:32 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 12AFD10E483; Tue, 24 Oct 2023 19:11:32 +0000 (UTC) Received: from layka.disroot.org (layka.disroot.org [178.21.23.139]) by gabe.freedesktop.org (Postfix) with ESMTPS id C6D5C10E483 for ; Tue, 24 Oct 2023 19:11:28 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by disroot.org (Postfix) with ESMTP id 6FB94407DE; Tue, 24 Oct 2023 21:11:27 +0200 (CEST) X-Virus-Scanned: SPAM Filter at disroot.org Received: from layka.disroot.org ([127.0.0.1]) by localhost (disroot.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 7v15vkDB1d8S; Tue, 24 Oct 2023 21:11:26 +0200 (CEST) From: Carlos Eduardo Gallo Filho DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=disroot.org; s=mail; t=1698174686; bh=njXCWGY8vUBFw4K8QFGULZiAWgcgqnEflsk6TiGUCIM=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=QbJzRvP0kDvGte46AwCG4aIdsuygTfafNW3EifsZfL0mSa3yvamHAd+QauYEQeBJy Pl2WDJ/SWEhCptXoJf5xSD+WYeWGMhmQMCIzms91acIDm7xd2b57IMsL98PKYpgFtr lPfBRsxbc4bNF70qhVl5miQgPB8MVjiAXNcPdxalBC4Q5lsx+xkqnSqOZ7R7Pi8hV7 N/tSIKWgsf/PmIs4MU7gYklkOv3tF1GYlbZ3VpU0k7k4K49jvopEM52ySkM0N+OSl3 fex8SbAFbd533vmYvQR+Z63CFQvgKHqHxZ9+oYZmhrGick7I2Ko8V1c6aYMdpHaFBG 5+8ToXTDzQ4JA== To: dri-devel@lists.freedesktop.org Subject: [PATCH v2 08/11] drm/tests: Add test for drm_framebuffer_init() Date: Tue, 24 Oct 2023 16:09:59 -0300 Message-ID: <20231024191002.1620-9-gcarlos@disroot.org> In-Reply-To: <20231024191002.1620-1-gcarlos@disroot.org> References: <20231024191002.1620-1-gcarlos@disroot.org> 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?Andr=C3=A9_Almeida?= , Thomas Zimmermann , Carlos Eduardo Gallo Filho , Maxime Ripard , =?utf-8?q?Ma=C3=ADra_Canal?= , Tales Lelo da Aparecida , Arthur Grillo Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Add a single KUnit test case for the drm_framebuffer_init function. Signed-off-by: Carlos Eduardo Gallo Filho --- v2: - Reorder kunit cases alphabetically. - Let fb1.dev unset instead of set it to wrong_drm to test mismatched drm_device passed as drm_framebuffer_init() argument. - Clean the framebuffer object. --- drivers/gpu/drm/tests/drm_framebuffer_test.c | 52 ++++++++++++++++++++ 1 file changed, 52 insertions(+) diff --git a/drivers/gpu/drm/tests/drm_framebuffer_test.c b/drivers/gpu/drm/tests/drm_framebuffer_test.c index fb9589dd8aed..eedd5e920279 100644 --- a/drivers/gpu/drm/tests/drm_framebuffer_test.c +++ b/drivers/gpu/drm/tests/drm_framebuffer_test.c @@ -551,10 +551,62 @@ static void drm_test_framebuffer_lookup(struct kunit *test) drm_framebuffer_cleanup(&fb1); } +static void drm_test_framebuffer_init(struct kunit *test) +{ + struct drm_framebuffer_test_priv *priv = test->priv; + struct drm_device *dev = &priv->dev; + struct drm_format_info format = { }; + struct drm_framebuffer fb1 = { .format = &format }; + struct drm_framebuffer *fb2; + struct drm_framebuffer_funcs funcs = { }; + int ret; + + /* Fails if fb->dev doesn't point to the drm_device passed on first arg */ + ret = drm_framebuffer_init(dev, &fb1, &funcs); + KUNIT_ASSERT_EQ(test, ret, -EINVAL); + fb1.dev = dev; + + /* Fails if fb.format isn't set */ + fb1.format = NULL; + ret = drm_framebuffer_init(dev, &fb1, &funcs); + KUNIT_ASSERT_EQ(test, ret, -EINVAL); + fb1.format = &format; + + ret = drm_framebuffer_init(dev, &fb1, &funcs); + KUNIT_ASSERT_EQ(test, ret, 0); + + /* + * Check if fb->funcs is actually set to the drm_framebuffer_funcs + * passed to it + */ + KUNIT_EXPECT_PTR_EQ(test, fb1.funcs, &funcs); + + /* The fb->comm must be set to the current running process */ + KUNIT_EXPECT_STREQ(test, fb1.comm, current->comm); + + /* The fb->base must be successfully initialized */ + KUNIT_EXPECT_NE(test, fb1.base.id, 0); + KUNIT_EXPECT_EQ(test, fb1.base.type, DRM_MODE_OBJECT_FB); + KUNIT_EXPECT_EQ(test, kref_read(&fb1.base.refcount), 1); + KUNIT_EXPECT_PTR_EQ(test, fb1.base.free_cb, &drm_framebuffer_free); + + /* Checks if the fb is really published and findable */ + fb2 = drm_framebuffer_lookup(dev, NULL, fb1.base.id); + KUNIT_EXPECT_PTR_EQ(test, fb2, &fb1); + + /* There must be just that one fb initialized */ + KUNIT_EXPECT_EQ(test, dev->mode_config.num_fb, 1); + KUNIT_EXPECT_PTR_EQ(test, dev->mode_config.fb_list.prev, &fb1.head); + KUNIT_EXPECT_PTR_EQ(test, dev->mode_config.fb_list.next, &fb1.head); + + drm_framebuffer_cleanup(&fb1); +} + static struct kunit_case drm_framebuffer_tests[] = { KUNIT_CASE_PARAM(drm_test_framebuffer_check_src_coords, check_src_coords_gen_params), KUNIT_CASE(drm_test_framebuffer_cleanup), KUNIT_CASE_PARAM(drm_test_framebuffer_create, drm_framebuffer_create_gen_params), + KUNIT_CASE(drm_test_framebuffer_init), KUNIT_CASE(drm_test_framebuffer_lookup), KUNIT_CASE(drm_test_framebuffer_modifiers_not_supported), { }