From patchwork Tue Oct 24 19:09:57 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: 13435197 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 E2A47C07545 for ; Tue, 24 Oct 2023 19:11:14 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 4E41310E482; Tue, 24 Oct 2023 19:11:14 +0000 (UTC) Received: from layka.disroot.org (layka.disroot.org [178.21.23.139]) by gabe.freedesktop.org (Postfix) with ESMTPS id D317210E486 for ; Tue, 24 Oct 2023 19:11:11 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by disroot.org (Postfix) with ESMTP id 7FE50419BC; Tue, 24 Oct 2023 21:11:10 +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 cDqeAapOMyjG; Tue, 24 Oct 2023 21:11:09 +0200 (CEST) From: Carlos Eduardo Gallo Filho DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=disroot.org; s=mail; t=1698174669; bh=yEKpIBb7hDWC2UjERUf4B9ebwRmJUaPxM8ESGmaaNcA=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=cjRRM8CtE/O2tRFUW2V/eEdUhUYu+TZ0yt9+VZm8nDoyC6C2oBTjUinBWqsoG67iy 029P9wf7JqSRJiHyORcsCCXxaYGTWq7kguoEqJSNOVgtEYLfSiw2P70VRojwZQLHAu reVM3NfvKTwPgOFN9ABeNmg8fbv1wgyhOI+kIL/L12Rzwlou8sRttd71STQzZkm/jt oSPOzvPd8PB7trLATct6TnDRn+VLnwGjsutDv62k1RT2/eu34r9mvs24zH1aY6CSoU i0burNcI2sUpGoJk+k7PciYw6uMYr3LCOBfpCGXTTleD7alJazLEWkgEg33rbm7Ncv C5vUJ1GqbmcsQ== To: dri-devel@lists.freedesktop.org Subject: [PATCH v2 06/11] drm/tests: Add test for drm_framebuffer_cleanup() Date: Tue, 24 Oct 2023 16:09:57 -0300 Message-ID: <20231024191002.1620-7-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_cleanup function. Signed-off-by: Carlos Eduardo Gallo Filho --- v2: - Reorder kunit cases alphabetically. - Rely on drm_kunit_helper_alloc_device() for mock initialization. --- drivers/gpu/drm/tests/drm_framebuffer_test.c | 37 ++++++++++++++++++++ 1 file changed, 37 insertions(+) diff --git a/drivers/gpu/drm/tests/drm_framebuffer_test.c b/drivers/gpu/drm/tests/drm_framebuffer_test.c index 7b51862fb0f2..a63f30985f75 100644 --- a/drivers/gpu/drm/tests/drm_framebuffer_test.c +++ b/drivers/gpu/drm/tests/drm_framebuffer_test.c @@ -490,8 +490,45 @@ check_src_coords_test_to_desc(const struct drm_framebuffer_check_src_coords_case KUNIT_ARRAY_PARAM(check_src_coords, drm_framebuffer_check_src_coords_cases, check_src_coords_test_to_desc); +static void drm_test_framebuffer_cleanup(struct kunit *test) +{ + struct drm_framebuffer_test_priv *priv = test->priv; + struct drm_device *dev = &priv->dev; + struct list_head *fb_list = &dev->mode_config.fb_list; + struct drm_framebuffer fb1 = { .dev = dev }; + struct drm_framebuffer fb2 = { .dev = dev }; + + /* This must result on [fb_list] -> fb1 -> fb2 */ + list_add_tail(&fb1.head, fb_list); + list_add_tail(&fb2.head, fb_list); + dev->mode_config.num_fb = 2; + + KUNIT_ASSERT_PTR_EQ(test, fb_list->prev, &fb2.head); + KUNIT_ASSERT_PTR_EQ(test, fb_list->next, &fb1.head); + KUNIT_ASSERT_PTR_EQ(test, fb1.head.prev, fb_list); + KUNIT_ASSERT_PTR_EQ(test, fb1.head.next, &fb2.head); + KUNIT_ASSERT_PTR_EQ(test, fb2.head.prev, &fb1.head); + KUNIT_ASSERT_PTR_EQ(test, fb2.head.next, fb_list); + + drm_framebuffer_cleanup(&fb1); + + /* Now [fb_list] -> fb2 */ + KUNIT_ASSERT_PTR_EQ(test, fb_list->prev, &fb2.head); + KUNIT_ASSERT_PTR_EQ(test, fb_list->next, &fb2.head); + KUNIT_ASSERT_PTR_EQ(test, fb2.head.prev, fb_list); + KUNIT_ASSERT_PTR_EQ(test, fb2.head.next, fb_list); + KUNIT_ASSERT_EQ(test, dev->mode_config.num_fb, 1); + + drm_framebuffer_cleanup(&fb2); + + /* Now fb_list is empty */ + KUNIT_ASSERT_TRUE(test, list_empty(fb_list)); + KUNIT_ASSERT_EQ(test, dev->mode_config.num_fb, 0); +} + 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_modifiers_not_supported), { }