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=-10.3 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=ham 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 EA3ADC433F5 for ; Mon, 20 Sep 2021 09:57:21 +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 AC8E560F6C for ; Mon, 20 Sep 2021 09:57:21 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org AC8E560F6C 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 227956E455; Mon, 20 Sep 2021 09:57:21 +0000 (UTC) Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) by gabe.freedesktop.org (Postfix) with ESMTPS id EF1876E455; Mon, 20 Sep 2021 09:57:19 +0000 (UTC) X-IronPort-AV: E=McAfee;i="6200,9189,10112"; a="284110544" X-IronPort-AV: E=Sophos;i="5.85,308,1624345200"; d="scan'208";a="284110544" Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Sep 2021 02:57:19 -0700 X-IronPort-AV: E=Sophos;i="5.85,308,1624345200"; d="scan'208";a="473541883" Received: from yohlee-mobl1.gar.corp.intel.com (HELO [10.214.151.93]) ([10.214.151.93]) by fmsmga007-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Sep 2021 02:57:16 -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> <20210914193112.497379-6-thomas.hellstrom@linux.intel.com> From: Matthew Auld Message-ID: Date: Mon, 20 Sep 2021 10:57:10 +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: <20210914193112.497379-6-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 5/6] drm/i915: Don't back up pinned LMEM context images and rings during suspend 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: > Pinned context images are now reset during resume. Don't back them up, > and assuming that rings can be assumed empty at suspend, don't back them > up either. > > Introduce a new object flag, I915_BO_ALLOC_PM_VOLATILE meaning that an > object is allowed to lose its content on suspend. > > v3: > - Slight documentation clarification (Matthew Auld) > > Signed-off-by: Thomas Hellström Reviewed-by: Matthew Auld