From patchwork Thu Sep 24 05:18:11 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dave Airlie X-Patchwork-Id: 11796141 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 7E26E92C for ; Thu, 24 Sep 2020 05:19:19 +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 5A651235FD for ; Thu, 24 Sep 2020 05:19:19 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5A651235FD Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id D62C36EA70; Thu, 24 Sep 2020 05:19:12 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from us-smtp-delivery-44.mimecast.com (us-smtp-delivery-44.mimecast.com [207.211.30.44]) by gabe.freedesktop.org (Postfix) with ESMTPS id 78DAB6EA70 for ; Thu, 24 Sep 2020 05:19:11 +0000 (UTC) Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-231-MoxWkvwXMPiKtb_TMqaGzA-1; Thu, 24 Sep 2020 01:19:05 -0400 X-MC-Unique: MoxWkvwXMPiKtb_TMqaGzA-1 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 8EF951891E80; Thu, 24 Sep 2020 05:19:04 +0000 (UTC) Received: from tyrion-bne-redhat-com.redhat.com (vpn2-54-60.bne.redhat.com [10.64.54.60]) by smtp.corp.redhat.com (Postfix) with ESMTP id 9435C19652; Thu, 24 Sep 2020 05:19:03 +0000 (UTC) From: Dave Airlie To: dri-devel@lists.freedesktop.org Subject: [PATCH 11/45] drm/ttm: split out the move to system from move ttm code Date: Thu, 24 Sep 2020 15:18:11 +1000 Message-Id: <20200924051845.397177-12-airlied@gmail.com> In-Reply-To: <20200924051845.397177-1-airlied@gmail.com> References: <20200924051845.397177-1-airlied@gmail.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: gmail.com X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: christian.koenig@amd.com, bskeggs@redhat.com Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: Dave Airlie Signed-off-by: Dave Airlie --- drivers/gpu/drm/ttm/ttm_bo_util.c | 39 ++++++++++++++++++++----------- 1 file changed, 25 insertions(+), 14 deletions(-) diff --git a/drivers/gpu/drm/ttm/ttm_bo_util.c b/drivers/gpu/drm/ttm/ttm_bo_util.c index aecdb2d92a54..0ad02e27865d 100644 --- a/drivers/gpu/drm/ttm/ttm_bo_util.c +++ b/drivers/gpu/drm/ttm/ttm_bo_util.c @@ -73,27 +73,38 @@ int ttm_bo_move_to_new_tt_mem(struct ttm_buffer_object *bo, return 0; } -int ttm_bo_move_ttm(struct ttm_buffer_object *bo, - struct ttm_operation_ctx *ctx, - struct ttm_resource *new_mem) +static int ttm_bo_move_old_to_system(struct ttm_buffer_object *bo, + struct ttm_operation_ctx *ctx) { struct ttm_resource *old_mem = &bo->mem; int ret; - if (old_mem->mem_type != TTM_PL_SYSTEM) { - ret = ttm_bo_wait_ctx(bo, ctx); - - if (unlikely(ret != 0)) { - if (ret != -ERESTARTSYS) - pr_err("Failed to expire sync object before unbinding TTM\n"); - return ret; - } + if (old_mem->mem_type == TTM_PL_SYSTEM) + return 0; - ttm_bo_tt_unbind(bo); - ttm_bo_free_old_node(bo); - old_mem->mem_type = TTM_PL_SYSTEM; + ret = ttm_bo_wait_ctx(bo, ctx); + if (unlikely(ret != 0)) { + if (ret != -ERESTARTSYS) + pr_err("Failed to expire sync object before unbinding TTM\n"); + return ret; } + ttm_bo_tt_unbind(bo); + ttm_bo_free_old_node(bo); + old_mem->mem_type = TTM_PL_SYSTEM; + return 0; +} + +int ttm_bo_move_ttm(struct ttm_buffer_object *bo, + struct ttm_operation_ctx *ctx, + struct ttm_resource *new_mem) +{ + int ret; + + ret = ttm_bo_move_old_to_system(bo, ctx); + if (ret) + return ret; + ret = ttm_bo_move_to_new_tt_mem(bo, ctx, new_mem); if (ret) return ret;