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 9928CFF885A for ; Tue, 5 May 2026 05:48:35 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 4D11810E0CF; Tue, 5 May 2026 05:48:35 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="mzdm0AuX"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.16]) by gabe.freedesktop.org (Postfix) with ESMTPS id 9057910E0CF for ; Tue, 5 May 2026 05:47:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1777960074; x=1809496074; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=sPo33kV1qScrr7KLC6dvpILfFaGc3NbnlK+8yo6CcFk=; b=mzdm0AuXWwq4ji+opN/BxmC5QvOVjBVf6w6g8Q4knWgxO/BSX1UaLFRv SfG4MmV8fScuJs3FOFQJL8+EeuAgM/qyAkDXHDkm4pcFrPOcM1RBXOx9j oF+IFfzFDscoxsB5hyBp42UYOxzHx9evp48Cjd7M/vvGiE7lMs2vQX5uf aQbOkL7Y7vKmviJXBmlSnr1QDbw/KrDWWc4NO4piPH5hu9qpk73PuYuuH /qhwc5p/8Im9A8nDD27vURBlwCs3KAHbFVjM7NUXxJg+dNQLrnwoSEeqx BUnnE4kGBb61/wBGdCJcDOMveP7arWjP9aqINUY83MtWcT2DYWeIv11ON g==; X-CSE-ConnectionGUID: WitfdnRFQT2oIiMBN4hBqQ== X-CSE-MsgGUID: M32WJDQFSsSPI4dpxv6jbQ== X-IronPort-AV: E=McAfee;i="6800,10657,11776"; a="79013921" X-IronPort-AV: E=Sophos;i="6.23,217,1770624000"; d="scan'208";a="79013921" Received: from fmviesa007.fm.intel.com ([10.60.135.147]) by orvoesa108.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 May 2026 22:47:54 -0700 X-CSE-ConnectionGUID: NqgtZzl+SQeomUKPTSonMw== X-CSE-MsgGUID: C7nn881bTxay7hGo3VEXVA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,217,1770624000"; d="scan'208";a="232579942" Received: from shekharc-mobl2.iind.intel.com ([10.190.239.16]) by fmviesa007-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 May 2026 22:47:52 -0700 From: Shekhar Chauhan To: igt-dev@lists.freedesktop.org Cc: shekhar.chauhan@intel.com, ashutosh.dixit@intel.com, gustavo.sousa@intel.com Subject: [PATCH v4 2/2] tests/intel/xe_oa: Wa_14026633728 Date: Tue, 5 May 2026 11:17:41 +0530 Message-ID: <20260505054741.486361-3-shekhar.chauhan@intel.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260505054741.486361-1-shekhar.chauhan@intel.com> References: <20260505054741.486361-1-shekhar.chauhan@intel.com> 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" For MERTOA in CRI, oa buffer can be in device memory. Because of slower device mem access, OA exponent values lower than 8 can result in buffer overflows. Bump the OA exponent value. Signed-off-by: Shekhar Chauhan --- tests/intel/xe_oa.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) diff --git a/tests/intel/xe_oa.c b/tests/intel/xe_oa.c index 988c46df6..c7e756426 100644 --- a/tests/intel/xe_oa.c +++ b/tests/intel/xe_oa.c @@ -24,6 +24,7 @@ #include "igt_device.h" #include "igt_syncobj.h" #include "igt_sysfs.h" +#include "intel_wa.h" #include "xe/xe_ioctl.h" #include "xe/xe_query.h" #include "xe/xe_oa.h" @@ -2643,8 +2644,15 @@ test_buffer_fill(const struct drm_xe_oa_unit *oau) static void test_non_zero_reason(const struct drm_xe_oa_unit *oau, size_t oa_buffer_size) { - /* ~20 micro second period */ - int oa_exponent = max_oa_exponent_for_period_lte(20000); + /* + * Wa_14026633728: For MERTOA in CRI, oa buffer can be in device memory. + * Because of slower device mem access, OA exponent values lower than 8 can + * result in buffer overflows. + * By default, use ~20 micro second period. + */ + int oa_exponent = max(max_oa_exponent_for_period_lte(20000), + (oau->oa_unit_type == DRM_XE_OA_UNIT_TYPE_MERT && + igt_has_intel_wa(drm_fd, "14026633728") > 0) ? 8 : 0); struct intel_xe_perf_metric_set *test_set = oa_unit_metric_set(oau); uint64_t fmt = test_set->perf_oa_format; size_t report_size = get_oa_format(fmt).size; -- 2.53.0