From patchwork Thu Feb 22 18:13:49 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maxime Ripard X-Patchwork-Id: 775427 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 325A415B0FD; Thu, 22 Feb 2024 18:14:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708625677; cv=none; b=CTVMfC2nkrOud3wl8npvs0Jh1OYq62VKTFBd3JPS6KtUvsWFI2Wm6Ke9dV1rsLjFKBSxFY+7+RuiERoU4bMED9X+bXNHIigsv5goJoIGdOf4eczCd2tpf2St/bTL3w8/2EEiKDT6UYkECvnVbv2Ct6biQqRTM1RmMnXzV7D8P6k= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708625677; c=relaxed/simple; bh=1ZewVq1VdElOMix4yzkeT47wHJmNn7LzalSFh1GQZY4=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=Mzo+gYDDi5QdmNDvIn/A0VllpshgS07bxEZmbkKbNtb34qenVypIacUa4VHQDaLjXnkRCbOR/rMwpB+uq0PKIHGVipS9Ogs1pZWvesauq8OTRUtHgN3QHZYuh3hRZzM9sKzRUIWiPL+3mg6CsfVOW3mzYXFRHkNDacW+f2qicKk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=SrhdV9+h; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="SrhdV9+h" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 19E8EC433F1; Thu, 22 Feb 2024 18:14:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1708625676; bh=1ZewVq1VdElOMix4yzkeT47wHJmNn7LzalSFh1GQZY4=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=SrhdV9+hCdPfPtwYyUU3l3UAAq1WLmeEROhir6gx7OZCW57ekMjOBbAWo7CddLsH8 Eate8zXjRdUeiGJN+Bw3e4IPd8blvmkoj4AfBK/RDjsHEof+VgmcgIjOLP9R5Tqhrd RLcUDbF9ZyppCR4JLtaEByZPy8N9JwzamGPDDHIfwSZdFfFeyYItotbqAXZlYEX+w/ Qdy/8/Sg0jcS4vywSVbemRmTKUMNVNIdDRldoFDvN3eJLD66ENbbiSxV9cXNivG/B6 cOCQiHDSUWCHpdcyhl7T+o/bF/ce6njxHsbMDImDHl34Q3pouA7gFdS3St9SNlMJWh G1puVZd4YnR2A== From: Maxime Ripard Date: Thu, 22 Feb 2024 19:13:49 +0100 Subject: [PATCH v7 03/36] drm/tests: Add helper to create mock plane Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240222-kms-hdmi-connector-state-v7-3-8f4af575fce2@kernel.org> References: <20240222-kms-hdmi-connector-state-v7-0-8f4af575fce2@kernel.org> In-Reply-To: <20240222-kms-hdmi-connector-state-v7-0-8f4af575fce2@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 X-Mailer: b4 0.12.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=4849; i=mripard@kernel.org; h=from:subject:message-id; bh=1ZewVq1VdElOMix4yzkeT47wHJmNn7LzalSFh1GQZY4=; b=owGbwMvMwCX2+D1vfrpE4FHG02pJDKnX+17p6G/lCz0rHHfk5FpdgRMGu30O/a7g+y14M0Osw uGurGRqRykLgxgXg6yYIkuMsPmSuFOzXney8c2DmcPKBDKEgYtTACay6A7DXwF57o3CmhM7kv+y WvHyx1xexVdyT2pN4fHvoUumeLdVyDMyTFjxm+FBdDvbjb3P2GS9pt5kvzVT5ebBP8+7fpgIWs2 9yAkA X-Developer-Key: i=mripard@kernel.org; a=openpgp; fpr=BE5675C37E818C8B5764241C254BCFC56BF6CE8D We're going to need a full-blown, functional, KMS device to test more components of the atomic modesetting infrastructure. Let's add a new helper to create a dumb, mocked, primary plane. By default, it will create a linear XRGB8888 plane, using the default helpers. Signed-off-by: Maxime Ripard --- drivers/gpu/drm/tests/drm_kunit_helpers.c | 85 +++++++++++++++++++++++++++++++ include/drm/drm_kunit_helpers.h | 11 ++++ 2 files changed, 96 insertions(+) diff --git a/drivers/gpu/drm/tests/drm_kunit_helpers.c b/drivers/gpu/drm/tests/drm_kunit_helpers.c index 4fb11b938bc1..32dc8354641a 100644 --- a/drivers/gpu/drm/tests/drm_kunit_helpers.c +++ b/drivers/gpu/drm/tests/drm_kunit_helpers.c @@ -3,6 +3,7 @@ #include #include #include +#include #include #include @@ -164,5 +165,89 @@ drm_kunit_helper_atomic_state_alloc(struct kunit *test, } EXPORT_SYMBOL_GPL(drm_kunit_helper_atomic_state_alloc); +static const uint32_t default_plane_formats[] = { + DRM_FORMAT_XRGB8888, +}; + +static const uint64_t default_plane_modifiers[] = { + DRM_FORMAT_MOD_LINEAR, + DRM_FORMAT_MOD_INVALID +}; + +static const struct drm_plane_helper_funcs default_plane_helper_funcs = { +}; + +static const struct drm_plane_funcs default_plane_funcs = { + .atomic_destroy_state = drm_atomic_helper_plane_destroy_state, + .atomic_duplicate_state = drm_atomic_helper_plane_duplicate_state, + .reset = drm_atomic_helper_plane_reset, +}; + +/** + * drm_kunit_helper_create_primary_plane - Creates a mock primary plane for a KUnit test + * @test: The test context object + * @drm: The device to alloc the plane for + * @funcs: Callbacks for the new plane. Optional. + * @helper_funcs: Helpers callbacks for the new plane. Optional. + * @formats: array of supported formats (DRM_FORMAT\_\*). Optional. + * @num_formats: number of elements in @formats + * @modifiers: array of struct drm_format modifiers terminated by + * DRM_FORMAT_MOD_INVALID. Optional. + * + * This allocates and initializes a mock struct &drm_plane meant to be + * part of a mock device for a KUnit test. + * + * Resources will be cleaned up automatically. + * + * @funcs will default to the default helpers implementations. + * @helper_funcs will default to an empty implementation. @formats will + * default to XRGB8888 only. @modifiers will default to a linear + * modifier only. + * + * Returns: + * A pointer to the new plane, or an ERR_PTR() otherwise. + */ +struct drm_plane * +drm_kunit_helper_create_primary_plane(struct kunit *test, + struct drm_device *drm, + const struct drm_plane_funcs *funcs, + const struct drm_plane_helper_funcs *helper_funcs, + const uint32_t *formats, + unsigned int num_formats, + const uint64_t *modifiers) +{ + struct drm_plane *plane; + + if (!funcs) + funcs = &default_plane_funcs; + + if (!helper_funcs) + helper_funcs = &default_plane_helper_funcs; + + if (!formats || !num_formats) { + formats = default_plane_formats; + num_formats = ARRAY_SIZE(default_plane_formats); + } + + if (!modifiers) + modifiers = default_plane_modifiers; + + plane = __drmm_universal_plane_alloc(drm, + sizeof(struct drm_plane), 0, + 0, + funcs, + formats, + num_formats, + default_plane_modifiers, + DRM_PLANE_TYPE_PRIMARY, + NULL); + KUNIT_ASSERT_NOT_ERR_OR_NULL(test, plane); + + drm_plane_helper_add(plane, helper_funcs); + + return plane; +} +EXPORT_SYMBOL_GPL(drm_kunit_helper_create_primary_plane); + MODULE_AUTHOR("Maxime Ripard "); MODULE_LICENSE("GPL"); diff --git a/include/drm/drm_kunit_helpers.h b/include/drm/drm_kunit_helpers.h index 3ae19892229d..38667d624aa8 100644 --- a/include/drm/drm_kunit_helpers.h +++ b/include/drm/drm_kunit_helpers.h @@ -10,6 +10,8 @@ #include struct drm_device; +struct drm_plane_funcs; +struct drm_plane_helper_funcs; struct kunit; struct device *drm_kunit_helper_alloc_device(struct kunit *test); @@ -99,4 +101,13 @@ drm_kunit_helper_atomic_state_alloc(struct kunit *test, struct drm_device *drm, struct drm_modeset_acquire_ctx *ctx); +struct drm_plane * +drm_kunit_helper_create_primary_plane(struct kunit *test, + struct drm_device *drm, + const struct drm_plane_funcs *funcs, + const struct drm_plane_helper_funcs *helper_funcs, + const uint32_t *formats, + unsigned int num_formats, + const uint64_t *modifiers); + #endif // DRM_KUNIT_HELPERS_H_