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 B003BCCF9E7 for ; Wed, 25 Sep 2024 18:17:46 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 6AC9110E2F3; Wed, 25 Sep 2024 18:17:46 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="jIvLjn6T"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.9]) by gabe.freedesktop.org (Postfix) with ESMTPS id 7C23A10E2F3 for ; Wed, 25 Sep 2024 18:17:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1727288265; x=1758824265; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=1aSC/0wUG8xwgAfnHzkiIv6ABa8lCtSXnbH/QBwQ9Dw=; b=jIvLjn6TbUkor77oQwU0lL9YTOl5M16rOVz6V78eJfaVjrkJ4OAt6q8y OqjQiDyEPPcsP1UNiUeaLrD3LcUXa3A6SVoxq10Ltf3Z31m+h9hAYXywy TsQUQ4X136Lep0AGXvZsf1Y2hNtCXdNBruWDM+xOt8WAPrqDWxbFuyRg2 SjF0lAh+A1mK2RYFa/gtKKRXrNBJFAxLjqOCL6F/abYFAPK+4Wk5ZJsyW +TqMZhsLmKmaeajOgrHKy0H2U0eIFSW+wFYKIszjfxrU6I+o3MJyQ6uHl 4BkJ5z8PactNFgCW05bW06C8sBPfIViQwVUufOqVCMxTRIPX3kZ5sDAUa Q==; X-CSE-ConnectionGUID: 9IQJdqLaQCq+/WtIQq9LPQ== X-CSE-MsgGUID: svJfQeaITrubY7FtcTm61w== X-IronPort-AV: E=McAfee;i="6700,10204,11206"; a="37032350" X-IronPort-AV: E=Sophos;i="6.10,258,1719903600"; d="scan'208";a="37032350" Received: from orviesa007.jf.intel.com ([10.64.159.147]) by fmvoesa103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Sep 2024 11:17:45 -0700 X-CSE-ConnectionGUID: qIvGdIHXSFGTKav6rMTGnw== X-CSE-MsgGUID: B1u/IUs+Rjemcn7apw+Zlw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.10,258,1719903600"; d="scan'208";a="72324292" Received: from kunal-x299-aorus-gaming-3-pro.iind.intel.com ([10.190.239.13]) by orviesa007-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Sep 2024 11:17:44 -0700 From: Kunal Joshi To: igt-dev@lists.freedesktop.org Cc: Kunal Joshi Subject: [PATCH i-g-t 0/7] add test to validate fallback Date: Wed, 25 Sep 2024 23:59:37 +0530 Message-Id: <20240925182944.1603015-1-kunal1.joshi@intel.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: igt-dev@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Development mailing list for IGT GPU Tools List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: igt-dev-bounces@lists.freedesktop.org Sender: "igt-dev" [1] provides debugfs interfaces to force link training failures, retrain link, set/get current/max link rate/lane count. add new test using newly exposed interfaces to validate fallback. [1] https://patchwork.freedesktop.org/series/133624/ Kunal Joshi (7): lib/igt_kms: add DP link management helper functions lib/igt_kms: allow set and reset value to be same lib/igt_kms: add function to reset link params lib/igt_kms: fix helper for dp-mst connector id lib/igt_kms: Handle EINVAL error as well tests/intel/kms_dp_linktrain_fallback: add test for validating fallback HAX: Do not merge lib/igt_kms.c | 371 +++++++++++++++++++- lib/igt_kms.h | 11 + tests/intel-ci/fast-feedback.testlist | 1 + tests/intel-ci/xe-fast-feedback.testlist | 2 + tests/intel/kms_dp_linktrain_fallback.c | 409 +++++++++++++++++++++++ tests/meson.build | 1 + 6 files changed, 781 insertions(+), 14 deletions(-) create mode 100644 tests/intel/kms_dp_linktrain_fallback.c -- 2.43.0