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 3EC79C83F1A for ; Mon, 14 Jul 2025 17:32:01 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 036E210E221; Mon, 14 Jul 2025 17:32:01 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="TEfg6t//"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.10]) by gabe.freedesktop.org (Postfix) with ESMTPS id 584D210E08E for ; Mon, 14 Jul 2025 17:31:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1752514319; x=1784050319; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=DI2FIVc3EySc+P6MASVbgsTyUY8gzIV5WweBkw21L2s=; b=TEfg6t//qYHL5S84phwgVIis4pUszbYdX7rdBo6K6J3Q+r4JuEElDIyx 7XiC2mN/DAAwVn4Dw72WkmoMvF5WCTARvjT/IiwlFIGlg4fsK2UoGrrwa h9VtHdTuUIb8sNLsDmOCjbkU0+e2ndD5qAS6rFnhpurIkSPxoSpLcuzks Sl93H9ogmP3XdyxmSXj71/7zqc86rgtwnE3hKZaOWfFdiPL/H6/gOXasd euDHCPq4N/4dzbZrV0Ysd99YdnJjGC8KJYjYFy1v5I8H9MHL+JNkrgOqK DXBeXndw88bMIDYzOkeF+1P1h9053am/amfM9hIrtqW6nIWmJDmCw/ZF6 w==; X-CSE-ConnectionGUID: +Rmtc6YZSMidsh/9JvW29Q== X-CSE-MsgGUID: SJdnKYqwTAa51f8NA/Pflw== X-IronPort-AV: E=McAfee;i="6800,10657,11491"; a="72167068" X-IronPort-AV: E=Sophos;i="6.16,311,1744095600"; d="scan'208";a="72167068" Received: from fmviesa002.fm.intel.com ([10.60.135.142]) by orvoesa102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Jul 2025 10:31:59 -0700 X-CSE-ConnectionGUID: xhuk19GLRlu+5SxtBjZP3g== X-CSE-MsgGUID: 3mFytG79QKKi9Fhx8TGYcw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.16,311,1744095600"; d="scan'208";a="180689766" Received: from lstrano-desk.jf.intel.com ([10.54.39.91]) by fmviesa002-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Jul 2025 10:31:58 -0700 From: Matthew Brost To: intel-xe@lists.freedesktop.org Cc: michal.mrozek@intel.com, himal.prasad.ghimiray@intel.com, francois.dugast@intel.com, thomas.hellstrom@linux.intel.com, matthew.auld@intel.com Subject: [PATCH 0/3] SVM compression fixes Date: Mon, 14 Jul 2025 10:33:39 -0700 Message-Id: <20250714173342.2997396-1-matthew.brost@intel.com> X-Mailer: git-send-email 2.34.1 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" Compression is broken for SVM and for devcoredump when reading out BOs. Marking the first two patches as fixes. One option could be to drop patch 1 and proceed with just the last two patches as fixes, if we decide we're confident in SVM with compression. Tested with [1]. The append memory copy compression sections fail on drm-tip and pass after this series. Matt [1] https://patchwork.freedesktop.org/series/151581/ Matthew Brost (3): drm/xe: Disable compression on SVM drm/xe: Update xe_migrate_vram to support compression drm/xe: Enable compressed memory for SVM drivers/gpu/drm/xe/xe_migrate.c | 37 ++++++++++++++++++++++++++------- 1 file changed, 30 insertions(+), 7 deletions(-) -- 2.34.1