From mboxrd@z Thu Jan 1 00:00:00 1970 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 8A4C6C43217 for ; Mon, 28 Nov 2022 14:59:16 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 8463810E22C; Mon, 28 Nov 2022 14:59:13 +0000 (UTC) Received: from wnew1-smtp.messagingengine.com (wnew1-smtp.messagingengine.com [64.147.123.26]) by gabe.freedesktop.org (Postfix) with ESMTPS id BA0F910E20A for ; Mon, 28 Nov 2022 14:57:37 +0000 (UTC) Received: from compute4.internal (compute4.nyi.internal [10.202.2.44]) by mailnew.west.internal (Postfix) with ESMTP id 139A92B04FDA; Mon, 28 Nov 2022 09:57:33 -0500 (EST) Received: from mailfrontend1 ([10.202.2.162]) by compute4.internal (MEProxy); Mon, 28 Nov 2022 09:57:37 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cerno.tech; h=cc :cc:content-transfer-encoding:content-type:date:date:from:from :in-reply-to:in-reply-to:message-id:mime-version:references :reply-to:sender:subject:subject:to:to; s=fm2; t=1669647453; x= 1669654653; bh=py8PDDnsAG9U+kZEZs3AKxYkLP4sXwMkKPr4FNwCvVk=; b=n W5Tvqpky7wwCauViDmuRBlaW+daMx5dS7zJg4UYMxvzXCoRQTc/fZE4zVyPnwlKd I2c4/ktf2RkKXv4bxQGDVHpTNq3Q1TA5G763F76g0G4QnxDR8Fs3rlM/7IRGD1ln 5X/rUGOXI9z2UqV2iI4VzqSv0kcGV+JnouQw300rAwYK98Dotcl2rXRfhqFH4bOC W+sLNiZvdI6iTujLzYGHi0ZmNM/0GfshZ+JA5dpmhQoVGot5B833nBjkRMz+KzYe BMwyeSSaJokzhrU0E1Y48Bk3s6PyNPxpvI9NINONbpObFwrVgPzXSkM3tNb4Rzk8 K1pDPPT5D2I3fCwxfk0vQ== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-transfer-encoding :content-type:date:date:feedback-id:feedback-id:from:from :in-reply-to:in-reply-to:message-id:mime-version:references :reply-to:sender:subject:subject:to:to:x-me-proxy:x-me-proxy :x-me-sender:x-me-sender:x-sasl-enc; s=fm1; t=1669647453; x= 1669654653; bh=py8PDDnsAG9U+kZEZs3AKxYkLP4sXwMkKPr4FNwCvVk=; b=t 1DGTbyK53IuSN+uuyvYcLzLwqB+Es2xO00xH1bN0O8yT0DVT33VEgQubZv7gXKL0 c1IObh/uhw0LfJivsSywPbTE9sdsSZi3a+T4znbdDpoymx2IgdjaR3F/P3/fi5/6 +qQ1L++QlYHbHh0MJKZWfFIF8aXC/2JmfpU2pz/kASvZSdg2047JfE+lFa20vc2u KMlv4pHOFSiqG67SN1yFNm7jf5kn53c2x802NiL/VgZxPpuRUrw3p33c4GyGxpHX bawKtq8NinU4kjffNFPccP1reFLFjkJTEMP0C5PiJvZJ9M8rZxhK20a4rMpzeSg6 2DZzkNd1DGg5DzlsUB8UA== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvgedrjedvgdejvdcutefuodetggdotefrodftvf curfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfghnecu uegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenuc fjughrpefhfffugggtgffkfhgjvfevofesthekredtredtjeenucfhrhhomhepofgrgihi mhgvucftihhprghrugcuoehmrgigihhmvgestggvrhhnohdrthgvtghhqeenucggtffrrg htthgvrhhnpeduudduhfevjeetfeegvdffvdevvdejudegudekjeehtdelhfffveethfej ledtveenucevlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepmhgrihhlfhhrohhmpe hmrgigihhmvgestggvrhhnohdrthgvtghh X-ME-Proxy: Feedback-ID: i8771445c:Fastmail Received: by mail.messagingengine.com (Postfix) with ESMTPA; Mon, 28 Nov 2022 09:57:31 -0500 (EST) From: Maxime Ripard Date: Mon, 28 Nov 2022 15:53:39 +0100 Subject: [PATCH v2 10/17] drm/tests: Add a test for DRM managed actions MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Message-Id: <20221123-rpi-kunit-tests-v2-10-efe5ed518b63@cerno.tech> References: <20221123-rpi-kunit-tests-v2-0-efe5ed518b63@cerno.tech> In-Reply-To: <20221123-rpi-kunit-tests-v2-0-efe5ed518b63@cerno.tech> To: Daniel Vetter , Maarten Lankhorst , Maxime Ripard , David Airlie , Thomas Zimmermann X-Mailer: b4 0.11.0-dev-d416f X-Developer-Signature: v=1; a=openpgp-sha256; l=2983; i=maxime@cerno.tech; h=from:subject:message-id; bh=If82id84BIcGRk+t7uJZMD4S1Jl5+r8AAdKjIzdNSN8=; b=owGbwMvMwCX2+D1vfrpE4FHG02pJDMktp8vYTFND91ZIXP4ww9q2PIEzlPXystjJMxMSi/VKVvV+ MfncUcrCIMbFICumyBIjbL4k7tSs151sfPNg5rAygQxh4OIUgIm8fsLIcLN7wYaZjm49OzjCnDwtfv xNubtSUdZBW8nFWP6Ez9MlXowMM9cV8FZpiRTtnzHv8bytBpdr0jO2y3UEKXPWmV2TYfjEAAA= X-Developer-Key: i=maxime@cerno.tech; a=openpgp; fpr=BE5675C37E818C8B5764241C254BCFC56BF6CE8D 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: David Gow , Maíra Canal , Greg Kroah-Hartman , Dave Stevenson , Javier Martinez Canillas , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linaro-mm-sig@lists.linaro.org, Brendan Higgins , Maxime Ripard , linux-kselftest@vger.kernel.org, kunit-dev@googlegroups.com, linux-media@vger.kernel.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" DRM-managed actions are supposed to be ran whenever the device is released. Let's introduce a basic unit test to make sure it happens. Reviewed-by: Javier Martinez Canillas Signed-off-by: Maxime Ripard --- drivers/gpu/drm/tests/Makefile | 1 + drivers/gpu/drm/tests/drm_managed_test.c | 71 ++++++++++++++++++++++++++++++++ 2 files changed, 72 insertions(+) diff --git a/drivers/gpu/drm/tests/Makefile b/drivers/gpu/drm/tests/Makefile index 94fe546d937d..486053052ba9 100644 --- a/drivers/gpu/drm/tests/Makefile +++ b/drivers/gpu/drm/tests/Makefile @@ -10,6 +10,7 @@ obj-$(CONFIG_DRM_KUNIT_TEST) += \ drm_format_test.o \ drm_framebuffer_test.o \ drm_kunit_helpers.o \ + drm_managed_test.o \ drm_mm_test.o \ drm_modes_test.o \ drm_plane_helper_test.o \ diff --git a/drivers/gpu/drm/tests/drm_managed_test.c b/drivers/gpu/drm/tests/drm_managed_test.c new file mode 100644 index 000000000000..1652dca11d30 --- /dev/null +++ b/drivers/gpu/drm/tests/drm_managed_test.c @@ -0,0 +1,71 @@ +// SPDX-License-Identifier: GPL-2.0 + +#include +#include +#include + +#include + +#include + +/* Ought to be enough for anybody */ +#define TEST_TIMEOUT_MS 100 + +struct managed_test_priv { + bool action_done; + wait_queue_head_t action_wq; +}; + +static void drm_action(struct drm_device *drm, void *ptr) +{ + struct managed_test_priv *priv = ptr; + + priv->action_done = true; + wake_up_interruptible(&priv->action_wq); +} + +static void drm_test_managed_run_action(struct kunit *test) +{ + struct managed_test_priv *priv; + struct drm_device *drm; + struct device *dev; + int ret; + + priv = kunit_kzalloc(test, sizeof(*priv), GFP_KERNEL); + KUNIT_ASSERT_NOT_ERR_OR_NULL(test, priv); + init_waitqueue_head(&priv->action_wq); + + dev = drm_kunit_helper_alloc_device(test); + KUNIT_ASSERT_NOT_ERR_OR_NULL(test, dev); + + drm = __drm_kunit_helper_alloc_drm_device(test, dev, sizeof(*drm), 0, DRIVER_MODESET); + KUNIT_ASSERT_NOT_ERR_OR_NULL(test, drm); + + ret = drmm_add_action_or_reset(drm, drm_action, priv); + KUNIT_EXPECT_EQ(test, ret, 0); + + ret = drm_dev_register(drm, 0); + KUNIT_ASSERT_EQ(test, ret, 0); + + drm_dev_unregister(drm); + drm_kunit_helper_free_device(test, dev); + + ret = wait_event_interruptible_timeout(priv->action_wq, priv->action_done, + msecs_to_jiffies(TEST_TIMEOUT_MS)); + KUNIT_EXPECT_GT(test, ret, 0); +} + +static struct kunit_case drm_managed_tests[] = { + KUNIT_CASE(drm_test_managed_run_action), + {} +}; + +static struct kunit_suite drm_managed_test_suite = { + .name = "drm-test-managed", + .test_cases = drm_managed_tests +}; + +kunit_test_suite(drm_managed_test_suite); + +MODULE_AUTHOR("Maxime Ripard "); +MODULE_LICENSE("GPL"); -- 2.38.1-b4-0.11.0-dev-d416f