2 * Copyright (C) 2013-2016 Red Hat
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 as published by
7 * the Free Software Foundation.
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 * You should have received a copy of the GNU General Public License along with
15 * this program. If not, see <http://www.gnu.org/licenses/>.
18 #ifdef CONFIG_DEBUG_FS
22 #include "msm_debugfs.h"
24 static int msm_gpu_show(struct drm_device *dev, struct seq_file *m)
26 struct msm_drm_private *priv = dev->dev_private;
27 struct msm_gpu *gpu = priv->gpu;
30 seq_printf(m, "%s Status:\n", gpu->name);
31 gpu->funcs->show(gpu, m);
37 static int msm_gem_show(struct drm_device *dev, struct seq_file *m)
39 struct msm_drm_private *priv = dev->dev_private;
40 struct msm_gpu *gpu = priv->gpu;
43 seq_printf(m, "Active Objects (%s):\n", gpu->name);
44 msm_gem_describe_objects(&gpu->active_list, m);
47 seq_printf(m, "Inactive Objects:\n");
48 msm_gem_describe_objects(&priv->inactive_list, m);
53 static int msm_mm_show(struct drm_device *dev, struct seq_file *m)
55 struct drm_printer p = drm_seq_file_printer(m);
57 drm_mm_print(&dev->vma_offset_manager->vm_addr_space_mm, &p);
62 static int msm_fb_show(struct drm_device *dev, struct seq_file *m)
64 struct msm_drm_private *priv = dev->dev_private;
65 struct drm_framebuffer *fb, *fbdev_fb = NULL;
68 seq_printf(m, "fbcon ");
69 fbdev_fb = priv->fbdev->fb;
70 msm_framebuffer_describe(fbdev_fb, m);
73 mutex_lock(&dev->mode_config.fb_lock);
74 list_for_each_entry(fb, &dev->mode_config.fb_list, head) {
78 seq_printf(m, "user ");
79 msm_framebuffer_describe(fb, m);
81 mutex_unlock(&dev->mode_config.fb_lock);
86 static int show_locked(struct seq_file *m, void *arg)
88 struct drm_info_node *node = (struct drm_info_node *) m->private;
89 struct drm_device *dev = node->minor->dev;
90 int (*show)(struct drm_device *dev, struct seq_file *m) =
94 ret = mutex_lock_interruptible(&dev->struct_mutex);
100 mutex_unlock(&dev->struct_mutex);
105 static struct drm_info_list msm_debugfs_list[] = {
106 {"gpu", show_locked, 0, msm_gpu_show},
107 {"gem", show_locked, 0, msm_gem_show},
108 { "mm", show_locked, 0, msm_mm_show },
109 { "fb", show_locked, 0, msm_fb_show },
112 static int late_init_minor(struct drm_minor *minor)
119 ret = msm_rd_debugfs_init(minor);
121 dev_err(minor->dev->dev, "could not install rd debugfs\n");
125 ret = msm_perf_debugfs_init(minor);
127 dev_err(minor->dev->dev, "could not install perf debugfs\n");
134 int msm_debugfs_late_init(struct drm_device *dev)
137 ret = late_init_minor(dev->primary);
140 ret = late_init_minor(dev->render);
143 ret = late_init_minor(dev->control);
147 int msm_debugfs_init(struct drm_minor *minor)
149 struct drm_device *dev = minor->dev;
150 struct msm_drm_private *priv = dev->dev_private;
153 ret = drm_debugfs_create_files(msm_debugfs_list,
154 ARRAY_SIZE(msm_debugfs_list),
155 minor->debugfs_root, minor);
158 dev_err(dev->dev, "could not install msm_debugfs_list\n");
162 if (priv->kms->funcs->debugfs_init)
163 ret = priv->kms->funcs->debugfs_init(priv->kms, minor);
168 void msm_debugfs_cleanup(struct drm_minor *minor)
170 struct drm_device *dev = minor->dev;
171 struct msm_drm_private *priv = dev->dev_private;
173 drm_debugfs_remove_files(msm_debugfs_list,
174 ARRAY_SIZE(msm_debugfs_list), minor);
178 if (priv->kms->funcs->debugfs_cleanup)
179 priv->kms->funcs->debugfs_cleanup(priv->kms, minor);
181 msm_rd_debugfs_cleanup(minor);
182 msm_perf_debugfs_cleanup(minor);