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=-9.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,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 8F4D7C433E1 for ; Tue, 18 Aug 2020 07:48:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6196920738 for ; Tue, 18 Aug 2020 07:48:42 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="UgwepVE/" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726451AbgHRHsk (ORCPT ); Tue, 18 Aug 2020 03:48:40 -0400 Received: from us-smtp-1.mimecast.com ([207.211.31.81]:33098 "EHLO us-smtp-delivery-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726043AbgHRHsj (ORCPT ); Tue, 18 Aug 2020 03:48:39 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1597736918; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:in-reply-to:in-reply-to:references:references; bh=yo4kEY+qRk9I44ALuDXlR4fywd4izKlmhlTyX/YouR0=; b=UgwepVE/MlkygrLtWlGnfZh3L2UOlSOrt5epNTgRQGSgkh2tpLNTq5kF1O1oP4X2f9Uy15 jUdclC8/CxvCve5mTLCgmrIHP61SeEjqhmpCftnjoQgNJYy5oWRuPv6Sq8v00NcAoCb/W0 kE2+eiiOsEpGbdn5OD1TQ3UxaT6gyng= 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-357-wnVYBnzFPBOs3Ycc8Zs0ow-1; Tue, 18 Aug 2020 03:48:34 -0400 X-MC-Unique: wnVYBnzFPBOs3Ycc8Zs0ow-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 AA694185E52C; Tue, 18 Aug 2020 07:48:33 +0000 (UTC) Received: from sirius.home.kraxel.org (ovpn-112-195.ams2.redhat.com [10.36.112.195]) by smtp.corp.redhat.com (Postfix) with ESMTP id 4C615261B7; Tue, 18 Aug 2020 07:48:30 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id 76E519CA6; Tue, 18 Aug 2020 09:48:29 +0200 (CEST) From: Gerd Hoffmann To: dri-devel@lists.freedesktop.org Cc: Gerd Hoffmann , David Airlie , Daniel Vetter , virtualization@lists.linux-foundation.org (open list:VIRTIO GPU DRIVER), linux-kernel@vger.kernel.org (open list) Subject: [PATCH 2/2] drm/virtio: set max_segment Date: Tue, 18 Aug 2020 09:48:28 +0200 Message-Id: <20200818074828.9509-3-kraxel@redhat.com> In-Reply-To: <20200818074828.9509-1-kraxel@redhat.com> References: <20200818074828.9509-1-kraxel@redhat.com> X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org When initializing gem objects call virtio_max_dma_size() to figure the scatter list limit. Needed to make virtio-gpu work properly with SEV. Signed-off-by: Gerd Hoffmann --- drivers/gpu/drm/virtio/virtgpu_object.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/virtio/virtgpu_object.c b/drivers/gpu/drm/virtio/virtgpu_object.c index 1359eb8f1a02..26b608e2554e 100644 --- a/drivers/gpu/drm/virtio/virtgpu_object.c +++ b/drivers/gpu/drm/virtio/virtgpu_object.c @@ -214,6 +214,7 @@ int virtio_gpu_object_create(struct virtio_gpu_device *vgdev, goto err_free_gem; bo->dumb = params->dumb; + shmem_obj->base.max_segment = virtio_max_dma_size(vgdev->vdev); if (fence) { ret = -ENOMEM; -- 2.18.4