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=-7.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS 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 8112FC169C4 for ; Tue, 29 Jan 2019 08:25:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4F4302175B for ; Tue, 29 Jan 2019 08:25:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727425AbfA2IZv (ORCPT ); Tue, 29 Jan 2019 03:25:51 -0500 Received: from mx1.redhat.com ([209.132.183.28]:42712 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727280AbfA2IZu (ORCPT ); Tue, 29 Jan 2019 03:25:50 -0500 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 2D31183F3E; Tue, 29 Jan 2019 08:25:50 +0000 (UTC) Received: from sirius.home.kraxel.org (ovpn-116-116.ams2.redhat.com [10.36.116.116]) by smtp.corp.redhat.com (Postfix) with ESMTP id B5A4517591; Tue, 29 Jan 2019 08:25:47 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id D5EE99D85; Tue, 29 Jan 2019 09:25:41 +0100 (CET) From: Gerd Hoffmann To: dri-devel@lists.freedesktop.org Cc: Gerd Hoffmann , Dave Airlie , David Airlie , Daniel Vetter , virtualization@lists.linux-foundation.org (open list:DRM DRIVER FOR QXL VIRTUAL GPU), spice-devel@lists.freedesktop.org (open list:DRM DRIVER FOR QXL VIRTUAL GPU), linux-kernel@vger.kernel.org (open list) Subject: [PATCH v2] drm/qxl: use ttm_tt Date: Tue, 29 Jan 2019 09:25:41 +0100 Message-Id: <20190129082541.1392-1-kraxel@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.27]); Tue, 29 Jan 2019 08:25:50 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org qxl device will not dma, so we don't need ttm_dma_tt. Go use ttm_tt instead, to avoid wasting resources (swiotlb bounce buffers for example). Signed-off-by: Gerd Hoffmann --- drivers/gpu/drm/qxl/qxl_ttm.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/qxl/qxl_ttm.c b/drivers/gpu/drm/qxl/qxl_ttm.c index 36ea993aac..92f5db5b29 100644 --- a/drivers/gpu/drm/qxl/qxl_ttm.c +++ b/drivers/gpu/drm/qxl/qxl_ttm.c @@ -204,7 +204,7 @@ static void qxl_ttm_io_mem_free(struct ttm_bo_device *bdev, * TTM backend functions. */ struct qxl_ttm_tt { - struct ttm_dma_tt ttm; + struct ttm_tt ttm; struct qxl_device *qdev; u64 offset; }; @@ -233,7 +233,7 @@ static void qxl_ttm_backend_destroy(struct ttm_tt *ttm) { struct qxl_ttm_tt *gtt = (void *)ttm; - ttm_dma_tt_fini(>t->ttm); + ttm_tt_fini(>t->ttm); kfree(gtt); } @@ -253,13 +253,13 @@ static struct ttm_tt *qxl_ttm_tt_create(struct ttm_buffer_object *bo, gtt = kzalloc(sizeof(struct qxl_ttm_tt), GFP_KERNEL); if (gtt == NULL) return NULL; - gtt->ttm.ttm.func = &qxl_backend_func; + gtt->ttm.func = &qxl_backend_func; gtt->qdev = qdev; - if (ttm_dma_tt_init(>t->ttm, bo, page_flags)) { + if (ttm_tt_init(>t->ttm, bo, page_flags)) { kfree(gtt); return NULL; } - return >t->ttm.ttm; + return >t->ttm; } static void qxl_move_null(struct ttm_buffer_object *bo, -- 2.9.3