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 78008C43381 for ; Wed, 27 Feb 2019 14:44:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 529A5217F5 for ; Wed, 27 Feb 2019 14:44:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730640AbfB0Oop (ORCPT ); Wed, 27 Feb 2019 09:44:45 -0500 Received: from mx1.redhat.com ([209.132.183.28]:48618 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729798AbfB0Oop (ORCPT ); Wed, 27 Feb 2019 09:44:45 -0500 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 2AE85309D07B; Wed, 27 Feb 2019 14:44:45 +0000 (UTC) Received: from sirius.home.kraxel.org (ovpn-117-248.ams2.redhat.com [10.36.117.248]) by smtp.corp.redhat.com (Postfix) with ESMTP id D6D205F9D5; Wed, 27 Feb 2019 14:44:42 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id 1025C1747C; Wed, 27 Feb 2019 15:44:42 +0100 (CET) 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 2/3] drm/virtio: implement prime pin/unpin Date: Wed, 27 Feb 2019 15:44:40 +0100 Message-Id: <20190227144441.6755-3-kraxel@redhat.com> In-Reply-To: <20190227144441.6755-1-kraxel@redhat.com> References: <20190227144441.6755-1-kraxel@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.48]); Wed, 27 Feb 2019 14:44:45 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org virtio-gpu objects never move around, so effectively they are pinned all the time. This makes the the implementation pretty easy ;) Signed-off-by: Gerd Hoffmann --- drivers/gpu/drm/virtio/virtgpu_prime.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/virtio/virtgpu_prime.c b/drivers/gpu/drm/virtio/virtgpu_prime.c index b4c9199349e7..0fcae0e46abd 100644 --- a/drivers/gpu/drm/virtio/virtgpu_prime.c +++ b/drivers/gpu/drm/virtio/virtgpu_prime.c @@ -30,13 +30,13 @@ int virtgpu_gem_prime_pin(struct drm_gem_object *obj) { - WARN_ONCE(1, "not implemented"); - return -ENODEV; + /* nothing: all virtio-gpu objects are pinned all the time */ + return 0; } void virtgpu_gem_prime_unpin(struct drm_gem_object *obj) { - WARN_ONCE(1, "not implemented"); + /* nothing */ } void *virtgpu_gem_prime_vmap(struct drm_gem_object *obj) -- 2.9.3