Rob Clark | edcd60c | 2016-03-16 12:56:12 -0400 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (C) 2013-2016 Red Hat |
| 3 | * Author: Rob Clark <robdclark@gmail.com> |
| 4 | * |
| 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. |
| 8 | * |
| 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 |
| 12 | * more details. |
| 13 | * |
| 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/>. |
| 16 | */ |
| 17 | |
| 18 | #ifdef CONFIG_DEBUG_FS |
| 19 | #include "msm_drv.h" |
| 20 | #include "msm_gpu.h" |
| 21 | |
| 22 | static int msm_gpu_show(struct drm_device *dev, struct seq_file *m) |
| 23 | { |
| 24 | struct msm_drm_private *priv = dev->dev_private; |
| 25 | struct msm_gpu *gpu = priv->gpu; |
| 26 | |
| 27 | if (gpu) { |
| 28 | seq_printf(m, "%s Status:\n", gpu->name); |
| 29 | gpu->funcs->show(gpu, m); |
| 30 | } |
| 31 | |
| 32 | return 0; |
| 33 | } |
| 34 | |
| 35 | static int msm_gem_show(struct drm_device *dev, struct seq_file *m) |
| 36 | { |
| 37 | struct msm_drm_private *priv = dev->dev_private; |
| 38 | struct msm_gpu *gpu = priv->gpu; |
| 39 | |
| 40 | if (gpu) { |
| 41 | seq_printf(m, "Active Objects (%s):\n", gpu->name); |
| 42 | msm_gem_describe_objects(&gpu->active_list, m); |
| 43 | } |
| 44 | |
| 45 | seq_printf(m, "Inactive Objects:\n"); |
| 46 | msm_gem_describe_objects(&priv->inactive_list, m); |
| 47 | |
| 48 | return 0; |
| 49 | } |
| 50 | |
| 51 | static int msm_mm_show(struct drm_device *dev, struct seq_file *m) |
| 52 | { |
| 53 | return drm_mm_dump_table(m, &dev->vma_offset_manager->vm_addr_space_mm); |
| 54 | } |
| 55 | |
| 56 | static int msm_fb_show(struct drm_device *dev, struct seq_file *m) |
| 57 | { |
| 58 | struct msm_drm_private *priv = dev->dev_private; |
| 59 | struct drm_framebuffer *fb, *fbdev_fb = NULL; |
| 60 | |
| 61 | if (priv->fbdev) { |
| 62 | seq_printf(m, "fbcon "); |
| 63 | fbdev_fb = priv->fbdev->fb; |
| 64 | msm_framebuffer_describe(fbdev_fb, m); |
| 65 | } |
| 66 | |
| 67 | mutex_lock(&dev->mode_config.fb_lock); |
| 68 | list_for_each_entry(fb, &dev->mode_config.fb_list, head) { |
| 69 | if (fb == fbdev_fb) |
| 70 | continue; |
| 71 | |
| 72 | seq_printf(m, "user "); |
| 73 | msm_framebuffer_describe(fb, m); |
| 74 | } |
| 75 | mutex_unlock(&dev->mode_config.fb_lock); |
| 76 | |
| 77 | return 0; |
| 78 | } |
| 79 | |
| 80 | static int show_locked(struct seq_file *m, void *arg) |
| 81 | { |
| 82 | struct drm_info_node *node = (struct drm_info_node *) m->private; |
| 83 | struct drm_device *dev = node->minor->dev; |
| 84 | int (*show)(struct drm_device *dev, struct seq_file *m) = |
| 85 | node->info_ent->data; |
| 86 | int ret; |
| 87 | |
| 88 | ret = mutex_lock_interruptible(&dev->struct_mutex); |
| 89 | if (ret) |
| 90 | return ret; |
| 91 | |
| 92 | ret = show(dev, m); |
| 93 | |
| 94 | mutex_unlock(&dev->struct_mutex); |
| 95 | |
| 96 | return ret; |
| 97 | } |
| 98 | |
| 99 | static struct drm_info_list msm_debugfs_list[] = { |
| 100 | {"gpu", show_locked, 0, msm_gpu_show}, |
| 101 | {"gem", show_locked, 0, msm_gem_show}, |
| 102 | { "mm", show_locked, 0, msm_mm_show }, |
| 103 | { "fb", show_locked, 0, msm_fb_show }, |
| 104 | }; |
| 105 | |
| 106 | static int late_init_minor(struct drm_minor *minor) |
| 107 | { |
| 108 | int ret; |
| 109 | |
| 110 | if (!minor) |
| 111 | return 0; |
| 112 | |
| 113 | ret = msm_rd_debugfs_init(minor); |
| 114 | if (ret) { |
| 115 | dev_err(minor->dev->dev, "could not install rd debugfs\n"); |
| 116 | return ret; |
| 117 | } |
| 118 | |
| 119 | ret = msm_perf_debugfs_init(minor); |
| 120 | if (ret) { |
| 121 | dev_err(minor->dev->dev, "could not install perf debugfs\n"); |
| 122 | return ret; |
| 123 | } |
| 124 | |
| 125 | return 0; |
| 126 | } |
| 127 | |
| 128 | int msm_debugfs_late_init(struct drm_device *dev) |
| 129 | { |
| 130 | int ret; |
| 131 | ret = late_init_minor(dev->primary); |
| 132 | if (ret) |
| 133 | return ret; |
| 134 | ret = late_init_minor(dev->render); |
| 135 | if (ret) |
| 136 | return ret; |
| 137 | ret = late_init_minor(dev->control); |
| 138 | return ret; |
| 139 | } |
| 140 | |
| 141 | int msm_debugfs_init(struct drm_minor *minor) |
| 142 | { |
| 143 | struct drm_device *dev = minor->dev; |
| 144 | int ret; |
| 145 | |
| 146 | ret = drm_debugfs_create_files(msm_debugfs_list, |
| 147 | ARRAY_SIZE(msm_debugfs_list), |
| 148 | minor->debugfs_root, minor); |
| 149 | |
| 150 | if (ret) { |
| 151 | dev_err(dev->dev, "could not install msm_debugfs_list\n"); |
| 152 | return ret; |
| 153 | } |
| 154 | |
| 155 | return 0; |
| 156 | } |
| 157 | |
| 158 | void msm_debugfs_cleanup(struct drm_minor *minor) |
| 159 | { |
| 160 | drm_debugfs_remove_files(msm_debugfs_list, |
| 161 | ARRAY_SIZE(msm_debugfs_list), minor); |
| 162 | if (!minor->dev->dev_private) |
| 163 | return; |
| 164 | msm_rd_debugfs_cleanup(minor); |
| 165 | msm_perf_debugfs_cleanup(minor); |
| 166 | } |
| 167 | #endif |
| 168 | |