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6169a148 | 1 | /* |
8bb0daff | 2 | * drivers/gpu/drm/omapdrm/omap_debugfs.c |
6169a148 AG |
3 | * |
4 | * Copyright (C) 2011 Texas Instruments | |
5 | * Author: Rob Clark <rob.clark@linaro.org> | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify it | |
8 | * under the terms of the GNU General Public License version 2 as published by | |
9 | * the Free Software Foundation. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, but WITHOUT | |
12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
14 | * more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License along with | |
17 | * this program. If not, see <http://www.gnu.org/licenses/>. | |
18 | */ | |
19 | ||
20 | #include "omap_drv.h" | |
21 | #include "omap_dmm_tiler.h" | |
22 | ||
f6b6036e RC |
23 | #include "drm_fb_helper.h" |
24 | ||
25 | ||
6169a148 AG |
26 | #ifdef CONFIG_DEBUG_FS |
27 | ||
f6b6036e RC |
28 | static int gem_show(struct seq_file *m, void *arg) |
29 | { | |
30 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
31 | struct drm_device *dev = node->minor->dev; | |
32 | struct omap_drm_private *priv = dev->dev_private; | |
33 | int ret; | |
34 | ||
35 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
36 | if (ret) | |
37 | return ret; | |
38 | ||
39 | seq_printf(m, "All Objects:\n"); | |
40 | omap_gem_describe_objects(&priv->obj_list, m); | |
41 | ||
42 | mutex_unlock(&dev->struct_mutex); | |
43 | ||
44 | return 0; | |
45 | } | |
46 | ||
47 | static int mm_show(struct seq_file *m, void *arg) | |
48 | { | |
49 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
50 | struct drm_device *dev = node->minor->dev; | |
51 | return drm_mm_dump_table(m, dev->mm_private); | |
52 | } | |
53 | ||
54 | static int fb_show(struct seq_file *m, void *arg) | |
55 | { | |
56 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
57 | struct drm_device *dev = node->minor->dev; | |
58 | struct omap_drm_private *priv = dev->dev_private; | |
59 | struct drm_framebuffer *fb; | |
f6b6036e RC |
60 | |
61 | seq_printf(m, "fbcon "); | |
62 | omap_framebuffer_describe(priv->fbdev->fb, m); | |
63 | ||
4b096ac1 | 64 | mutex_lock(&dev->mode_config.fb_lock); |
f6b6036e RC |
65 | list_for_each_entry(fb, &dev->mode_config.fb_list, head) { |
66 | if (fb == priv->fbdev->fb) | |
67 | continue; | |
68 | ||
69 | seq_printf(m, "user "); | |
70 | omap_framebuffer_describe(fb, m); | |
71 | } | |
4b096ac1 | 72 | mutex_unlock(&dev->mode_config.fb_lock); |
f6b6036e | 73 | |
f6b6036e RC |
74 | return 0; |
75 | } | |
76 | ||
77 | /* list of debufs files that are applicable to all devices */ | |
6169a148 | 78 | static struct drm_info_list omap_debugfs_list[] = { |
f6b6036e RC |
79 | {"gem", gem_show, 0}, |
80 | {"mm", mm_show, 0}, | |
81 | {"fb", fb_show, 0}, | |
82 | }; | |
83 | ||
84 | /* list of debugfs files that are specific to devices with dmm/tiler */ | |
85 | static struct drm_info_list omap_dmm_debugfs_list[] = { | |
6169a148 AG |
86 | {"tiler_map", tiler_map_show, 0}, |
87 | }; | |
88 | ||
89 | int omap_debugfs_init(struct drm_minor *minor) | |
90 | { | |
f6b6036e RC |
91 | struct drm_device *dev = minor->dev; |
92 | int ret; | |
93 | ||
94 | ret = drm_debugfs_create_files(omap_debugfs_list, | |
6169a148 AG |
95 | ARRAY_SIZE(omap_debugfs_list), |
96 | minor->debugfs_root, minor); | |
f6b6036e RC |
97 | |
98 | if (ret) { | |
99 | dev_err(dev->dev, "could not install omap_debugfs_list\n"); | |
100 | return ret; | |
101 | } | |
102 | ||
132390c7 AG |
103 | if (dmm_is_available()) |
104 | ret = drm_debugfs_create_files(omap_dmm_debugfs_list, | |
105 | ARRAY_SIZE(omap_dmm_debugfs_list), | |
106 | minor->debugfs_root, minor); | |
f6b6036e RC |
107 | |
108 | if (ret) { | |
109 | dev_err(dev->dev, "could not install omap_dmm_debugfs_list\n"); | |
110 | return ret; | |
111 | } | |
112 | ||
113 | return ret; | |
6169a148 AG |
114 | } |
115 | ||
116 | void omap_debugfs_cleanup(struct drm_minor *minor) | |
117 | { | |
118 | drm_debugfs_remove_files(omap_debugfs_list, | |
119 | ARRAY_SIZE(omap_debugfs_list), minor); | |
132390c7 AG |
120 | if (dmm_is_available()) |
121 | drm_debugfs_remove_files(omap_dmm_debugfs_list, | |
122 | ARRAY_SIZE(omap_dmm_debugfs_list), minor); | |
6169a148 AG |
123 | } |
124 | ||
125 | #endif |