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 3B596E83856 for ; Tue, 17 Feb 2026 06:08:17 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 74B7E10E441; Tue, 17 Feb 2026 06:08:16 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="JtLpE8fF"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.12]) by gabe.freedesktop.org (Postfix) with ESMTPS id 7AD7010E441 for ; Tue, 17 Feb 2026 06:08:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1771308495; x=1802844495; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=6ecWORMtTf98hIhKEBtlCvdte3I0MrcfIcTqwy/IFVQ=; b=JtLpE8fFCHlaA3K/TEHJWHiIKi02rAudnJr/gh9p8X69tRTQF54lAlGN lbMFyyj5kCM7XiFpk0Ee0+6ot5t3V4vdlz4gTpPiLtRT45ZrGjMZsx49Z 5NhRB63LFHzasU8XOFNXM0hDRWcCqujV4xoUr/eBT+9nceX8pQgOARJlZ kMue2ZVXFmSJjCmKGNhrRVPIumednWNPuYIqegKOUkQWRSvVkWUxj+b6E E0XmLYEOWqKA3eLj87xks0whx4tSo9VRYx7Hfvf3jFIY3e3SNg49CLwZV CkpFvAdq2fmrSG4LchqqgfKMQElIYUu32lNfOBvW+aBXlMkUxIh4dD+6f Q==; X-CSE-ConnectionGUID: RkYvyCjTS4+xctl6fpWntg== X-CSE-MsgGUID: Ep9UYlWtRvSfYLCgN7fr3Q== X-IronPort-AV: E=McAfee;i="6800,10657,11703"; a="76226888" X-IronPort-AV: E=Sophos;i="6.21,295,1763452800"; d="scan'208";a="76226888" Received: from orviesa007.jf.intel.com ([10.64.159.147]) by fmvoesa106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Feb 2026 22:08:15 -0800 X-CSE-ConnectionGUID: 81dx7nEsSQ+HnR1KoaZyLg== X-CSE-MsgGUID: U8U8D1CqRoGBSlSustxXzw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,295,1763452800"; d="scan'208";a="213890195" Received: from jeevan-x299-aorus-gaming-3-pro.iind.intel.com ([10.227.90.91]) by orviesa007-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Feb 2026 22:08:14 -0800 From: Jeevan B To: igt-dev@lists.freedesktop.org Cc: karthik.b.s@intel.com, Jeevan B Subject: [PATCH i-g-t] tests/kms_rotation_crc: Add vblank wait for multiplane rotation synchronization Date: Tue, 17 Feb 2026 11:38:25 +0530 Message-ID: <20260217060825.517098-1-jeevan.b@intel.com> X-Mailer: git-send-email 2.43.0 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" Add explicit vblank wait after atomic commit in test_multi_plane_rotation() to ensure both planes are fully synchronized before CRC capture. This fixes sporadic CRC mismatches observed on CI. Closes: https://gitlab.freedesktop.org/drm/xe/kernel/issues/6946 Signed-off-by: Jeevan B --- tests/kms_rotation_crc.c | 1 + 1 file changed, 1 insertion(+) diff --git a/tests/kms_rotation_crc.c b/tests/kms_rotation_crc.c index 8721a8311..93e5c3e91 100644 --- a/tests/kms_rotation_crc.c +++ b/tests/kms_rotation_crc.c @@ -1032,6 +1032,7 @@ static void test_multi_plane_rotation(data_t *data, enum pipe pipe) continue; igt_display_commit_atomic(display, DRM_MODE_ATOMIC_ALLOW_MODESET, NULL); + igt_wait_for_vblank(crtc); fliphw = kmstest_get_vblank(data->gfx_fd, crtc->pipe, 0) + 1; -- 2.43.0