From nobody Mon Feb 9 23:00:35 2026 Received: from bali.collaboradmins.com (bali.collaboradmins.com [148.251.105.195]) (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 36F992472A2 for ; Fri, 25 Apr 2025 10:28:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=148.251.105.195 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745576913; cv=none; b=EJBRWPETcstemR6PxOQG+46k3WZ9Xy9t2swbxgR10mAiycNdABlqr4YuQFOw49n4h4+5XjbkpwiqOgIQwjntLWhU76DHl1ytPDEJpLxQakIBZU0Bdgmcv4x93/Bksyd98dLokneno1QjGzIC5okUmTuutB+zCEpndvdUxtjzMNU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745576913; c=relaxed/simple; bh=4bCuo8I0N9kkClNNsRhMoODRyFWJSCvgIJ70e4FtooE=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=dcWMkj3hw8guHaWtNcyXlMfHFMMHhp/NvZkjS8KGsbAAHJLed0fYnP1gRhO7hQ7H72u08BDh8LIDx0UkO13zxSUcJUJYgCQUV6n4sxp+CSMIkcwp8ykGwtLvOMd8ET8pfKX87ZXfyKmMvz1Nzbznqch7RPyke2VDJ5NmgJd/U4c= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com; spf=pass smtp.mailfrom=collabora.com; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b=g7WDcY9c; arc=none smtp.client-ip=148.251.105.195 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="g7WDcY9c" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1745576910; bh=4bCuo8I0N9kkClNNsRhMoODRyFWJSCvgIJ70e4FtooE=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=g7WDcY9cT4O8ok2yvNfhnyNv14PzrfhHHjoxmGkq3xVxIl5BE+AQJpQAV0wdxB0HA zxwEvuR4wruJWGdOnHS7xcAYoa3cUtOeDqPithtMylR1Tzk1tf/XSGcrBNHQTXhQdf ysiFs2bS+hP2I65Hqxa8Wcdh7kEfOQtN+I0Z+DyGk2whl9QGsaQlhZZMvc/QcGVU+6 Torph6RqIeO3wsbLizJNTQR1ru/6hlg++1D8BgAISy5knQQR1NepY4qqqnS9csr0bn MaQCqZvQpN2pMbVQYoHtRNm1tHXoWNUrBdosKadA6JamSpSObzQZ3fKq/StlQIlvtX kieUvcjhM6wZQ== Received: from localhost (unknown [82.76.59.226]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (prime256v1) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: cristicc) by bali.collaboradmins.com (Postfix) with UTF8SMTPSA id 61F5917E362C; Fri, 25 Apr 2025 12:28:30 +0200 (CEST) From: Cristian Ciocaltea Date: Fri, 25 Apr 2025 13:27:05 +0300 Subject: [PATCH v4 14/23] drm/tests: hdmi: Add macro to support EDEADLK handling Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250425-hdmi-conn-yuv-v4-14-5e55e2aaa3fa@collabora.com> References: <20250425-hdmi-conn-yuv-v4-0-5e55e2aaa3fa@collabora.com> In-Reply-To: <20250425-hdmi-conn-yuv-v4-0-5e55e2aaa3fa@collabora.com> To: Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Dave Stevenson , Dmitry Baryshkov , Dmitry Baryshkov , Dmitry Baryshkov Cc: kernel@collabora.com, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org X-Mailer: b4 0.14.2 In preparation to improve error handling throughout all test cases, introduce a macro to check for EDEADLK and automate the restart of the atomic sequence. Signed-off-by: Cristian Ciocaltea --- drivers/gpu/drm/tests/drm_hdmi_state_helper_test.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/gpu/drm/tests/drm_hdmi_state_helper_test.c b/drivers/g= pu/drm/tests/drm_hdmi_state_helper_test.c index c8969ee6518954ab4496d3a4398f428bf4104a36..c8bb131d63ea6d0c9e166c8d9ba= 5e403118cd9f1 100644 --- a/drivers/gpu/drm/tests/drm_hdmi_state_helper_test.c +++ b/drivers/gpu/drm/tests/drm_hdmi_state_helper_test.c @@ -224,6 +224,16 @@ drm_kunit_helper_connector_hdmi_init(struct kunit *tes= t, test_edid_hdmi_1080p_rgb_max_200mhz); } =20 +#define drm_kunit_atomic_restart_on_deadlock(ret, state, ctx, start) do { \ + if (ret =3D=3D -EDEADLK) { \ + if (state) \ + drm_atomic_state_clear(state); \ + ret =3D drm_modeset_backoff(ctx); \ + if (!ret) \ + goto start; \ + } \ +} while (0) + /* * Test that if we change the RGB quantization property to a different * value, we trigger a mode change on the connector's CRTC, which will --=20 2.49.0