From patchwork Thu Dec 14 08:49:19 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Gow X-Patchwork-Id: 13492577 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="bTn6W0H2" Received: from mail-yb1-xb49.google.com (mail-yb1-xb49.google.com [IPv6:2607:f8b0:4864:20::b49]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C526810C for ; Thu, 14 Dec 2023 00:49:58 -0800 (PST) Received: by mail-yb1-xb49.google.com with SMTP id 3f1490d57ef6-dbcda5ef8daso1201025276.3 for ; Thu, 14 Dec 2023 00:49:58 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1702543798; x=1703148598; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=3OlTPqlli2uCG1E/b+wjlxbRhYFvKODMjutJLmsxab0=; b=bTn6W0H2un/UrpbYru9M2NKox2ChTjwRO0EtM78EaaKaJm6EIOM1H/kueNK2ApH0Dn ET8BHm4hdPyim67TZ08fFqna4qZOA67ILFetdp1Qnp605MnLLg0Dz0fuTHhzOkoEFddy ktGbX53nlxc5RFUcmS2NtRsyJpa4eZXTuvDXdbU+xapYrwIXjpq1dgksborzldLqojyX /1viJoOJ2boCzdi/+B0Cdrgha/YFj8aGtmjH+5t3VrLbcnb06kYjp2J39hMKDtSYjgtK ATGfEOn1IrHjopKjhPcojcBc8NUxIWan2xkqxZKEoJBaZaG12iyScJLNDL5J6oY2K+8h cRuA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1702543798; x=1703148598; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=3OlTPqlli2uCG1E/b+wjlxbRhYFvKODMjutJLmsxab0=; b=YPQmv68oai3nfiJgnJH8SqOIS7GdIHq/h7+HBwtmpB0p6H24BC9+xd8tbn6e5D95sQ WC++lUbsHkg3WCgWsUlW9RaoLf3s8pxoe/zDMlkq6cHu2tmXUJInuTE51vVFBnCqrph1 yPg11Ls1jiDMbTqycQYJZWqzo1VNyOA+l71STzeyFtUB/yTZQgJRI1U9CWU4KZuep8Yv U0n1ZyWUoSlypjERnqKKBWoVTxRHIq882bV18S5KZB4DUawROOXgf9TLwm/SILd13T81 vxuQlArhVW907CEfgOI7ch4NspL2DXwIBOigpvOqghLU3aqHxJoGUbj+SF/ltQtlkC3t eV8Q== X-Gm-Message-State: AOJu0Yw71XFP07ZPOl891/SaIxPrVo4mAhYI6YCNnPzCD9Rx94tAUXrD fDKCYjLuEaoQBi2Z07UPFArz/Ge+FuDdRg== X-Google-Smtp-Source: AGHT+IGYd0L9Vo9z0N0bobAOarR+ihwNX6w+y9dOu6AojB77ZT83Z/Ze6xJ9GB5zhfbg6h+PwG9Dnayik/tziw== X-Received: from slicestar.c.googlers.com ([fda3:e722:ac3:cc00:4f:4b78:c0a8:20a1]) (user=davidgow job=sendgmr) by 2002:a25:3103:0:b0:dbc:cf6d:9a50 with SMTP id x3-20020a253103000000b00dbccf6d9a50mr41005ybx.10.1702543798003; Thu, 14 Dec 2023 00:49:58 -0800 (PST) Date: Thu, 14 Dec 2023 16:49:19 +0800 In-Reply-To: <20231214-kunit_bus-v3-0-7e9a287d3048@google.com> Precedence: bulk X-Mailing-List: linux-hardening@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20231214-kunit_bus-v3-0-7e9a287d3048@google.com> X-Mailer: b4 0.13-dev-099c9 Message-ID: <20231214-kunit_bus-v3-5-7e9a287d3048@google.com> Subject: [PATCH v3 5/5] drm/tests: Switch to kunit devices From: davidgow@google.com To: Rae Moar , Brendan Higgins , Greg Kroah-Hartman , Matti Vaittinen , Stephen Boyd , Shuah Khan , Jonathan Corbet , Kees Cook , Liam Girdwood , Mark Brown , Jaroslav Kysela , Takashi Iwai , Maxime Ripard Cc: linux-kselftest@vger.kernel.org, kunit-dev@googlegroups.com, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-hardening@vger.kernel.org, linux-sound@vger.kernel.org, David Gow , Maxime Ripard From: Maxime Ripard Kunit recently gained helpers to create test managed devices. This means that we no longer have to roll our own helpers in KMS and we can reuse them. Signed-off-by: Maxime Ripard Tested-by: David Gow Signed-off-by: David Gow --- drivers/gpu/drm/tests/drm_kunit_helpers.c | 66 ++----------------------------- 1 file changed, 3 insertions(+), 63 deletions(-) diff --git a/drivers/gpu/drm/tests/drm_kunit_helpers.c b/drivers/gpu/drm/tests/drm_kunit_helpers.c index c251e6b34de0..ca4f8e4c5d5d 100644 --- a/drivers/gpu/drm/tests/drm_kunit_helpers.c +++ b/drivers/gpu/drm/tests/drm_kunit_helpers.c @@ -5,6 +5,7 @@ #include #include +#include #include #include @@ -15,28 +16,6 @@ static const struct drm_mode_config_funcs drm_mode_config_funcs = { }; -static int fake_probe(struct platform_device *pdev) -{ - return 0; -} - -static struct platform_driver fake_platform_driver = { - .probe = fake_probe, - .driver = { - .name = KUNIT_DEVICE_NAME, - }, -}; - -KUNIT_DEFINE_ACTION_WRAPPER(kunit_action_platform_driver_unregister, - platform_driver_unregister, - struct platform_driver *); -KUNIT_DEFINE_ACTION_WRAPPER(kunit_action_platform_device_put, - platform_device_put, - struct platform_device *); -KUNIT_DEFINE_ACTION_WRAPPER(kunit_action_platform_device_del, - platform_device_del, - struct platform_device *); - /** * drm_kunit_helper_alloc_device - Allocate a mock device for a KUnit test * @test: The test context object @@ -54,34 +33,7 @@ KUNIT_DEFINE_ACTION_WRAPPER(kunit_action_platform_device_del, */ struct device *drm_kunit_helper_alloc_device(struct kunit *test) { - struct platform_device *pdev; - int ret; - - ret = platform_driver_register(&fake_platform_driver); - KUNIT_ASSERT_EQ(test, ret, 0); - - ret = kunit_add_action_or_reset(test, - kunit_action_platform_driver_unregister, - &fake_platform_driver); - KUNIT_ASSERT_EQ(test, ret, 0); - - pdev = platform_device_alloc(KUNIT_DEVICE_NAME, PLATFORM_DEVID_NONE); - KUNIT_ASSERT_NOT_ERR_OR_NULL(test, pdev); - - ret = kunit_add_action_or_reset(test, - kunit_action_platform_device_put, - pdev); - KUNIT_ASSERT_EQ(test, ret, 0); - - ret = platform_device_add(pdev); - KUNIT_ASSERT_EQ(test, ret, 0); - - ret = kunit_add_action_or_reset(test, - kunit_action_platform_device_del, - pdev); - KUNIT_ASSERT_EQ(test, ret, 0); - - return &pdev->dev; + return kunit_device_register(test, KUNIT_DEVICE_NAME); } EXPORT_SYMBOL_GPL(drm_kunit_helper_alloc_device); @@ -94,19 +46,7 @@ EXPORT_SYMBOL_GPL(drm_kunit_helper_alloc_device); */ void drm_kunit_helper_free_device(struct kunit *test, struct device *dev) { - struct platform_device *pdev = to_platform_device(dev); - - kunit_release_action(test, - kunit_action_platform_device_del, - pdev); - - kunit_release_action(test, - kunit_action_platform_device_put, - pdev); - - kunit_release_action(test, - kunit_action_platform_driver_unregister, - &fake_platform_driver); + kunit_device_unregister(test, dev); } EXPORT_SYMBOL_GPL(drm_kunit_helper_free_device);