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 D7462F9D0CE for ; Wed, 15 Apr 2026 02:03:57 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 94B7B10E158; Wed, 15 Apr 2026 02:03:57 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="XwYadlFm"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.13]) by gabe.freedesktop.org (Postfix) with ESMTPS id 0551410E150 for ; Wed, 15 Apr 2026 02:03:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1776218631; x=1807754631; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=9UC/RQTwJa1fF4FezaK9qJ+XlizLjET0Eyy9oDGEYfM=; b=XwYadlFmV3R0dq/1EOrxNx5uMZ6PDrpHxwfNjzgFlJmkW354gYYMVR9y 9SVheHZYfmKTeRuM12gk/6SaBBkAGG83jf6Zp3GgJ7LL3XoULz6erbrHQ DVG8FrQexgOiVCPFxiXElNEeR8rRWU3jEX++5PNvugprZtb0YgGnxPdTQ C4Qetk4Ra6K/8M1xh64B2X/LOfr7DckJgcAj57IqQ6fs+5RWg1a4Z6zpZ oe0z2G5SEckq/MezVWr+EtblS903nXlsgYUJ8Q1uiSnXph5ECpZxo88wP uSexgeJCOXgNqxr80k4I3KVbu9nH2GDVykh03o5dGJT+7mdrfGQhe2VaG w==; X-CSE-ConnectionGUID: YO+GhrsjRA2oZ8t5sr6ozg== X-CSE-MsgGUID: lzhYTfrVTXeEIsJyWt/EEw== X-IronPort-AV: E=McAfee;i="6800,10657,11759"; a="79773445" X-IronPort-AV: E=Sophos;i="6.23,179,1770624000"; d="scan'208";a="79773445" Received: from fmviesa005.fm.intel.com ([10.60.135.145]) by fmvoesa107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Apr 2026 19:03:50 -0700 X-CSE-ConnectionGUID: Q3d54ROrRzuJ4NE7QTEF/w== X-CSE-MsgGUID: 9pZe4uKHTBCM7jTSYCXpNw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,179,1770624000"; d="scan'208";a="235200883" Received: from orsosgc001.jf.intel.com ([10.88.27.185]) by fmviesa005-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Apr 2026 19:03:50 -0700 From: Ashutosh Dixit To: intel-xe@lists.freedesktop.org Cc: Umesh Nerlige Ramappa Subject: [PATCH 3/3] drm/xe/oa: Implement Wa_14026633728 Date: Tue, 14 Apr 2026 19:03:42 -0700 Message-ID: <20260415020342.782987-4-ashutosh.dixit@intel.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20260415020342.782987-1-ashutosh.dixit@intel.com> References: <20260415020342.782987-1-ashutosh.dixit@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: intel-xe@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Xe graphics driver List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-xe-bounces@lists.freedesktop.org Sender: "Intel-xe" CRI Wa_14026633728 requires MERTOA buffer to be allocated in device memory, not system memory (which is the default for OA buffers). Signed-off-by: Ashutosh Dixit Reviewed-by: Umesh Nerlige Ramappa --- drivers/gpu/drm/xe/xe_oa.c | 10 +++++++++- drivers/gpu/drm/xe/xe_wa_oob.rules | 1 + 2 files changed, 10 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/xe/xe_oa.c b/drivers/gpu/drm/xe/xe_oa.c index 5b8a9bd26770c..6516e933b865c 100644 --- a/drivers/gpu/drm/xe/xe_oa.c +++ b/drivers/gpu/drm/xe/xe_oa.c @@ -250,6 +250,11 @@ static void oa_timestamp_clear(struct xe_oa_stream *stream, u32 head) xe_map_wr(stream->oa->xe, map, head + 1, u32, 0); } +static bool mert_wa_14026633728(struct xe_oa_stream *s) +{ + return s->oa_unit->type == DRM_XE_OA_UNIT_TYPE_MERT && XE_GT_WA(s->gt, 14026633728); +} + static bool xe_oa_buffer_check_unlocked(struct xe_oa_stream *stream) { u32 gtt_offset = xe_bo_ggtt_addr(stream->oa_buffer.bo); @@ -891,11 +896,14 @@ static void xe_oa_stream_destroy(struct xe_oa_stream *stream) static int xe_oa_alloc_oa_buffer(struct xe_oa_stream *stream, size_t size) { + u32 vram = mert_wa_14026633728(stream) ? + XE_BO_FLAG_VRAM_IF_DGFX(xe_device_get_root_tile(stream->oa->xe)) : + XE_BO_FLAG_SYSTEM; struct xe_bo *bo; bo = xe_bo_create_pin_map_novm(stream->oa->xe, stream->gt->tile, size, ttm_bo_type_kernel, - XE_BO_FLAG_SYSTEM | XE_BO_FLAG_GGTT, false); + vram | XE_BO_FLAG_GGTT, false); if (IS_ERR(bo)) return PTR_ERR(bo); diff --git a/drivers/gpu/drm/xe/xe_wa_oob.rules b/drivers/gpu/drm/xe/xe_wa_oob.rules index f8a185103b805..a7c1bd9bcb943 100644 --- a/drivers/gpu/drm/xe/xe_wa_oob.rules +++ b/drivers/gpu/drm/xe/xe_wa_oob.rules @@ -65,3 +65,4 @@ 14025883347 MEDIA_VERSION_RANGE(1301, 3503) GRAPHICS_VERSION_RANGE(2004, 3005) +14026633728 PLATFORM(CRESCENTISLAND) -- 2.48.1