1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
|
/*
* Copyright (C) 2009 Red Hat <bskeggs@redhat.com>
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial
* portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
*/
/*
* Authors:
* Alon Levy <alevy@redhat.com>
*/
#include <linux/debugfs.h>
#include "drmP.h"
#include "qxl_drv.h"
#include "qxl_object.h"
#if defined(CONFIG_DEBUG_FS)
static int
qxl_debugfs_irq_received(struct seq_file *m, void *data)
{
struct drm_info_node *node = (struct drm_info_node *) m->private;
struct qxl_device *qdev = node->minor->dev->dev_private;
seq_printf(m, "%d\n", atomic_read(&qdev->irq_received));
seq_printf(m, "%d\n", atomic_read(&qdev->irq_received_display));
seq_printf(m, "%d\n", atomic_read(&qdev->irq_received_cursor));
seq_printf(m, "%d\n", atomic_read(&qdev->irq_received_io_cmd));
seq_printf(m, "%d\n", qdev->irq_received_error);
return 0;
}
static int
qxl_debugfs_buffers_info(struct seq_file *m, void *data)
{
struct drm_info_node *node = (struct drm_info_node *) m->private;
struct qxl_device *qdev = node->minor->dev->dev_private;
struct qxl_bo *bo;
list_for_each_entry(bo, &qdev->gem.objects, list) {
struct reservation_object_list *fobj;
int rel;
rcu_read_lock();
fobj = rcu_dereference(bo->tbo.resv->fence);
rel = fobj ? fobj->shared_count : 0;
rcu_read_unlock();
seq_printf(m, "size %ld, pc %d, num releases %d\n",
(unsigned long)bo->gem_base.size,
bo->pin_count, rel);
}
return 0;
}
static struct drm_info_list qxl_debugfs_list[] = {
{ "irq_received", qxl_debugfs_irq_received, 0, NULL },
{ "qxl_buffers", qxl_debugfs_buffers_info, 0, NULL },
};
#define QXL_DEBUGFS_ENTRIES ARRAY_SIZE(qxl_debugfs_list)
#endif
int
qxl_debugfs_init(struct drm_minor *minor)
{
#if defined(CONFIG_DEBUG_FS)
int r;
struct qxl_device *dev =
(struct qxl_device *) minor->dev->dev_private;
drm_debugfs_create_files(qxl_debugfs_list, QXL_DEBUGFS_ENTRIES,
minor->debugfs_root, minor);
r = qxl_ttm_debugfs_init(dev);
if (r) {
DRM_ERROR("Failed to init TTM debugfs\n");
return r;
}
#endif
return 0;
}
void
qxl_debugfs_takedown(struct drm_minor *minor)
{
#if defined(CONFIG_DEBUG_FS)
drm_debugfs_remove_files(qxl_debugfs_list, QXL_DEBUGFS_ENTRIES,
minor);
#endif
}
int qxl_debugfs_add_files(struct qxl_device *qdev,
struct drm_info_list *files,
unsigned nfiles)
{
unsigned i;
for (i = 0; i < qdev->debugfs_count; i++) {
if (qdev->debugfs[i].files == files) {
/* Already registered */
return 0;
}
}
i = qdev->debugfs_count + 1;
if (i > QXL_DEBUGFS_MAX_COMPONENTS) {
DRM_ERROR("Reached maximum number of debugfs components.\n");
DRM_ERROR("Report so we increase QXL_DEBUGFS_MAX_COMPONENTS.\n");
return -EINVAL;
}
qdev->debugfs[qdev->debugfs_count].files = files;
qdev->debugfs[qdev->debugfs_count].num_files = nfiles;
qdev->debugfs_count = i;
#if defined(CONFIG_DEBUG_FS)
drm_debugfs_create_files(files, nfiles,
qdev->ddev.primary->debugfs_root,
qdev->ddev.primary);
#endif
return 0;
}
void qxl_debugfs_remove_files(struct qxl_device *qdev)
{
#if defined(CONFIG_DEBUG_FS)
unsigned i;
for (i = 0; i < qdev->debugfs_count; i++) {
drm_debugfs_remove_files(qdev->debugfs[i].files,
qdev->debugfs[i].num_files,
qdev->ddev.primary);
}
#endif
}
|
