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 X-Spam-Level: X-Spam-Status: No, score=-11.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,MAILING_LIST_MULTI, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8FFEEC433EF for ; Thu, 16 Sep 2021 10:17:57 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 5769A6120E for ; Thu, 16 Sep 2021 10:17:57 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 5769A6120E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 7663F6EB52; Thu, 16 Sep 2021 10:17:55 +0000 (UTC) Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3C2CD6EB4B; Thu, 16 Sep 2021 10:17:54 +0000 (UTC) X-IronPort-AV: E=McAfee;i="6200,9189,10108"; a="202688596" X-IronPort-AV: E=Sophos;i="5.85,298,1624345200"; d="scan'208";a="202688596" Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Sep 2021 03:17:53 -0700 X-IronPort-AV: E=Sophos;i="5.85,298,1624345200"; d="scan'208";a="700568755" Received: from mmullen-mobl1.ger.corp.intel.com (HELO [10.213.235.197]) ([10.213.235.197]) by fmsmga005-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Sep 2021 03:17:52 -0700 To: =?UTF-8?Q?Thomas_Hellstr=c3=b6m?= , intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Cc: maarten.lankhorst@linux.intel.com References: <20210914193112.497379-1-thomas.hellstrom@linux.intel.com> <20210914193112.497379-2-thomas.hellstrom@linux.intel.com> From: Matthew Auld Message-ID: <24f7320f-75e7-7664-b874-d09cc5767a98@intel.com> Date: Thu, 16 Sep 2021 11:17:49 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.10.1 MIME-Version: 1.0 In-Reply-To: <20210914193112.497379-2-thomas.hellstrom@linux.intel.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-GB Content-Transfer-Encoding: 8bit Subject: Re: [Intel-gfx] [PATCH v3 1/6] drm/i915/ttm: Implement a function to copy the contents of two TTM-based objects X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" On 14/09/2021 20:31, Thomas Hellström wrote: > When backing up or restoring contents of pinned objects at suspend / > resume time we need to allocate a new object as the backup. Add a function > to facilitate copies between the two. Some data needs to be copied before > the migration context is ready for operation, so make sure we can > disable accelerated copies. > > v2: > - Fix a missing return value check (Matthew Auld) > > Signed-off-by: Thomas Hellström Reviewed-by: Matthew Auld