1/*
 2 * Copyright (C) 2015 Red Hat, Inc.
 3 * All Rights Reserved.
 4 *
 5 * Permission is hereby granted, free of charge, to any person obtaining
 6 * a copy of this software and associated documentation files (the
 7 * "Software"), to deal in the Software without restriction, including
 8 * without limitation the rights to use, copy, modify, merge, publish,
 9 * distribute, sublicense, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
12 *
13 * The above copyright notice and this permission notice (including the
14 * next paragraph) shall be included in all copies or substantial
15 * portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
18 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
20 * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
21 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
22 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
23 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24 */
25
26#include <linux/debugfs.h>
 
27
28#include "drmP.h"
29#include "virtgpu_drv.h"
30
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
31static int
32virtio_gpu_debugfs_irq_info(struct seq_file *m, void *data)
33{
34	struct drm_info_node *node = (struct drm_info_node *) m->private;
35	struct virtio_gpu_device *vgdev = node->minor->dev->dev_private;
36
37	seq_printf(m, "fence %llu %lld\n",
38		   (u64)atomic64_read(&vgdev->fence_drv.last_seq),
39		   vgdev->fence_drv.sync_seq);
40	return 0;
41}
42
43static struct drm_info_list virtio_gpu_debugfs_list[] = {
44	{ "irq_fence", virtio_gpu_debugfs_irq_info, 0, NULL },
 
45};
46
47#define VIRTIO_GPU_DEBUGFS_ENTRIES ARRAY_SIZE(virtio_gpu_debugfs_list)
48
49int
50virtio_gpu_debugfs_init(struct drm_minor *minor)
51{
52	drm_debugfs_create_files(virtio_gpu_debugfs_list,
53				 VIRTIO_GPU_DEBUGFS_ENTRIES,
54				 minor->debugfs_root, minor);
55	return 0;
56}
57
58void
59virtio_gpu_debugfs_takedown(struct drm_minor *minor)
60{
61	drm_debugfs_remove_files(virtio_gpu_debugfs_list,
62				 VIRTIO_GPU_DEBUGFS_ENTRIES,
63				 minor);
64}

 1/*
 2 * Copyright (C) 2015 Red Hat, Inc.
 3 * All Rights Reserved.
 4 *
 5 * Permission is hereby granted, free of charge, to any person obtaining
 6 * a copy of this software and associated documentation files (the
 7 * "Software"), to deal in the Software without restriction, including
 8 * without limitation the rights to use, copy, modify, merge, publish,
 9 * distribute, sublicense, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
12 *
13 * The above copyright notice and this permission notice (including the
14 * next paragraph) shall be included in all copies or substantial
15 * portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
18 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
20 * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
21 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
22 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
23 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24 */
25
26#include <drm/drm_debugfs.h>
27#include <drm/drm_file.h>
28
 
29#include "virtgpu_drv.h"
30
31static void virtio_add_bool(struct seq_file *m, const char *name,
32				    bool value)
33{
34	seq_printf(m, "%-16s : %s\n", name, value ? "yes" : "no");
35}
36
37static void virtio_add_int(struct seq_file *m, const char *name,
38				   int value)
39{
40	seq_printf(m, "%-16s : %d\n", name, value);
41}
42
43static int virtio_gpu_features(struct seq_file *m, void *data)
44{
45	struct drm_info_node *node = (struct drm_info_node *) m->private;
46	struct virtio_gpu_device *vgdev = node->minor->dev->dev_private;
47
48	virtio_add_bool(m, "virgl", vgdev->has_virgl_3d);
49	virtio_add_bool(m, "edid", vgdev->has_edid);
50	virtio_add_int(m, "cap sets", vgdev->num_capsets);
51	virtio_add_int(m, "scanouts", vgdev->num_scanouts);
52	return 0;
53}
54
55static int
56virtio_gpu_debugfs_irq_info(struct seq_file *m, void *data)
57{
58	struct drm_info_node *node = (struct drm_info_node *) m->private;
59	struct virtio_gpu_device *vgdev = node->minor->dev->dev_private;
60
61	seq_printf(m, "fence %llu %lld\n",
62		   (u64)atomic64_read(&vgdev->fence_drv.last_seq),
63		   vgdev->fence_drv.sync_seq);
64	return 0;
65}
66
67static struct drm_info_list virtio_gpu_debugfs_list[] = {
68	{ "virtio-gpu-features", virtio_gpu_features },
69	{ "virtio-gpu-irq-fence", virtio_gpu_debugfs_irq_info, 0, NULL },
70};
71
72#define VIRTIO_GPU_DEBUGFS_ENTRIES ARRAY_SIZE(virtio_gpu_debugfs_list)
73
74int
75virtio_gpu_debugfs_init(struct drm_minor *minor)
76{
77	drm_debugfs_create_files(virtio_gpu_debugfs_list,
78				 VIRTIO_GPU_DEBUGFS_ENTRIES,
79				 minor->debugfs_root, minor);
80	return 0;
 
 
 
 
 
 
 
 
81}