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 7811FC43381 for ; Wed, 20 Mar 2019 08:36:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3CE972146E for ; Wed, 20 Mar 2019 08:36:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726492AbfCTIgQ (ORCPT ); Wed, 20 Mar 2019 04:36:16 -0400 Received: from mx1.redhat.com ([209.132.183.28]:53790 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725906AbfCTIgP (ORCPT ); Wed, 20 Mar 2019 04:36:15 -0400 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 mx1.redhat.com (Postfix) with ESMTPS id 7453D309264B; Wed, 20 Mar 2019 08:36:15 +0000 (UTC) Received: from sirius.home.kraxel.org (ovpn-116-62.ams2.redhat.com [10.36.116.62]) by smtp.corp.redhat.com (Postfix) with ESMTP id 08D5717F8D; Wed, 20 Mar 2019 08:36:12 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id 2A1951750C; Wed, 20 Mar 2019 09:36:12 +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] drm/virtio: add virtio-gpu-features debugfs file. Date: Wed, 20 Mar 2019 09:36:12 +0100 Message-Id: <20190320083612.32067-1-kraxel@redhat.com> X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.43]); Wed, 20 Mar 2019 08:36:15 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This file prints which features the virtio-gpu device has. Also add "virtio-gpu-" prefix to the existing fence file, to make clear this is a driver-specific debugfs file. Signed-off-by: Gerd Hoffmann --- drivers/gpu/drm/virtio/virtgpu_debugfs.c | 27 +++++++++++++++++++++++- 1 file changed, 26 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/virtio/virtgpu_debugfs.c b/drivers/gpu/drm/virtio/virtgpu_debugfs.c index 73dc99046c43..ed0fcda713c3 100644 --- a/drivers/gpu/drm/virtio/virtgpu_debugfs.c +++ b/drivers/gpu/drm/virtio/virtgpu_debugfs.c @@ -28,6 +28,30 @@ #include "virtgpu_drv.h" +static void virtio_add_bool(struct seq_file *m, const char *name, + bool value) +{ + seq_printf(m, "%-16s : %s\n", name, value ? "yes" : "no"); +} + +static void virtio_add_int(struct seq_file *m, const char *name, + int value) +{ + seq_printf(m, "%-16s : %d\n", name, value); +} + +static int virtio_gpu_features(struct seq_file *m, void *data) +{ + struct drm_info_node *node = (struct drm_info_node *) m->private; + struct virtio_gpu_device *vgdev = node->minor->dev->dev_private; + + virtio_add_bool(m, "virgl", vgdev->has_virgl_3d); + virtio_add_bool(m, "edid", vgdev->has_edid); + virtio_add_int(m, "cap sets", vgdev->num_capsets); + virtio_add_int(m, "scanouts", vgdev->num_scanouts); + return 0; +} + static int virtio_gpu_debugfs_irq_info(struct seq_file *m, void *data) { @@ -41,7 +65,8 @@ virtio_gpu_debugfs_irq_info(struct seq_file *m, void *data) } static struct drm_info_list virtio_gpu_debugfs_list[] = { - { "irq_fence", virtio_gpu_debugfs_irq_info, 0, NULL }, + { "virtio-gpu-features", virtio_gpu_features }, + { "virtio-gpu-irq-fence", virtio_gpu_debugfs_irq_info, 0, NULL }, }; #define VIRTIO_GPU_DEBUGFS_ENTRIES ARRAY_SIZE(virtio_gpu_debugfs_list) -- 2.18.1