Eric Anholt | 673a394 | 2008-07-30 12:06:12 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright © 2008 Intel Corporation |
| 3 | * |
| 4 | * Permission is hereby granted, free of charge, to any person obtaining a |
| 5 | * copy of this software and associated documentation files (the "Software"), |
| 6 | * to deal in the Software without restriction, including without limitation |
| 7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| 8 | * and/or sell copies of the Software, and to permit persons to whom the |
| 9 | * Software is furnished to do so, subject to the following conditions: |
| 10 | * |
| 11 | * The above copyright notice and this permission notice (including the next |
| 12 | * paragraph) shall be included in all copies or substantial portions of the |
| 13 | * Software. |
| 14 | * |
| 15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 18 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 19 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| 20 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS |
| 21 | * IN THE SOFTWARE. |
| 22 | * |
| 23 | * Authors: |
| 24 | * Eric Anholt <eric@anholt.net> |
| 25 | * Keith Packard <keithp@keithp.com> |
| 26 | * |
| 27 | */ |
| 28 | |
| 29 | #include "drmP.h" |
| 30 | #include "drm.h" |
| 31 | #include "i915_drm.h" |
| 32 | #include "i915_drv.h" |
| 33 | |
| 34 | static int i915_gem_active_info(char *buf, char **start, off_t offset, |
| 35 | int request, int *eof, void *data) |
| 36 | { |
| 37 | struct drm_minor *minor = (struct drm_minor *) data; |
| 38 | struct drm_device *dev = minor->dev; |
| 39 | drm_i915_private_t *dev_priv = dev->dev_private; |
| 40 | struct drm_i915_gem_object *obj_priv; |
| 41 | int len = 0; |
| 42 | |
| 43 | if (offset > DRM_PROC_LIMIT) { |
| 44 | *eof = 1; |
| 45 | return 0; |
| 46 | } |
| 47 | |
| 48 | *start = &buf[offset]; |
| 49 | *eof = 0; |
| 50 | DRM_PROC_PRINT("Active:\n"); |
| 51 | list_for_each_entry(obj_priv, &dev_priv->mm.active_list, |
| 52 | list) |
| 53 | { |
| 54 | struct drm_gem_object *obj = obj_priv->obj; |
| 55 | if (obj->name) { |
| 56 | DRM_PROC_PRINT(" %p(%d): %08x %08x %d\n", |
| 57 | obj, obj->name, |
| 58 | obj->read_domains, obj->write_domain, |
| 59 | obj_priv->last_rendering_seqno); |
| 60 | } else { |
| 61 | DRM_PROC_PRINT(" %p: %08x %08x %d\n", |
| 62 | obj, |
| 63 | obj->read_domains, obj->write_domain, |
| 64 | obj_priv->last_rendering_seqno); |
| 65 | } |
| 66 | } |
| 67 | if (len > request + offset) |
| 68 | return request; |
| 69 | *eof = 1; |
| 70 | return len - offset; |
| 71 | } |
| 72 | |
| 73 | static int i915_gem_flushing_info(char *buf, char **start, off_t offset, |
| 74 | int request, int *eof, void *data) |
| 75 | { |
| 76 | struct drm_minor *minor = (struct drm_minor *) data; |
| 77 | struct drm_device *dev = minor->dev; |
| 78 | drm_i915_private_t *dev_priv = dev->dev_private; |
| 79 | struct drm_i915_gem_object *obj_priv; |
| 80 | int len = 0; |
| 81 | |
| 82 | if (offset > DRM_PROC_LIMIT) { |
| 83 | *eof = 1; |
| 84 | return 0; |
| 85 | } |
| 86 | |
| 87 | *start = &buf[offset]; |
| 88 | *eof = 0; |
| 89 | DRM_PROC_PRINT("Flushing:\n"); |
| 90 | list_for_each_entry(obj_priv, &dev_priv->mm.flushing_list, |
| 91 | list) |
| 92 | { |
| 93 | struct drm_gem_object *obj = obj_priv->obj; |
| 94 | if (obj->name) { |
| 95 | DRM_PROC_PRINT(" %p(%d): %08x %08x %d\n", |
| 96 | obj, obj->name, |
| 97 | obj->read_domains, obj->write_domain, |
| 98 | obj_priv->last_rendering_seqno); |
| 99 | } else { |
| 100 | DRM_PROC_PRINT(" %p: %08x %08x %d\n", obj, |
| 101 | obj->read_domains, obj->write_domain, |
| 102 | obj_priv->last_rendering_seqno); |
| 103 | } |
| 104 | } |
| 105 | if (len > request + offset) |
| 106 | return request; |
| 107 | *eof = 1; |
| 108 | return len - offset; |
| 109 | } |
| 110 | |
| 111 | static int i915_gem_inactive_info(char *buf, char **start, off_t offset, |
| 112 | int request, int *eof, void *data) |
| 113 | { |
| 114 | struct drm_minor *minor = (struct drm_minor *) data; |
| 115 | struct drm_device *dev = minor->dev; |
| 116 | drm_i915_private_t *dev_priv = dev->dev_private; |
| 117 | struct drm_i915_gem_object *obj_priv; |
| 118 | int len = 0; |
| 119 | |
| 120 | if (offset > DRM_PROC_LIMIT) { |
| 121 | *eof = 1; |
| 122 | return 0; |
| 123 | } |
| 124 | |
| 125 | *start = &buf[offset]; |
| 126 | *eof = 0; |
| 127 | DRM_PROC_PRINT("Inactive:\n"); |
| 128 | list_for_each_entry(obj_priv, &dev_priv->mm.inactive_list, |
| 129 | list) |
| 130 | { |
| 131 | struct drm_gem_object *obj = obj_priv->obj; |
| 132 | if (obj->name) { |
| 133 | DRM_PROC_PRINT(" %p(%d): %08x %08x %d\n", |
| 134 | obj, obj->name, |
| 135 | obj->read_domains, obj->write_domain, |
| 136 | obj_priv->last_rendering_seqno); |
| 137 | } else { |
| 138 | DRM_PROC_PRINT(" %p: %08x %08x %d\n", obj, |
| 139 | obj->read_domains, obj->write_domain, |
| 140 | obj_priv->last_rendering_seqno); |
| 141 | } |
| 142 | } |
| 143 | if (len > request + offset) |
| 144 | return request; |
| 145 | *eof = 1; |
| 146 | return len - offset; |
| 147 | } |
| 148 | |
| 149 | static int i915_gem_request_info(char *buf, char **start, off_t offset, |
| 150 | int request, int *eof, void *data) |
| 151 | { |
| 152 | struct drm_minor *minor = (struct drm_minor *) data; |
| 153 | struct drm_device *dev = minor->dev; |
| 154 | drm_i915_private_t *dev_priv = dev->dev_private; |
| 155 | struct drm_i915_gem_request *gem_request; |
| 156 | int len = 0; |
| 157 | |
| 158 | if (offset > DRM_PROC_LIMIT) { |
| 159 | *eof = 1; |
| 160 | return 0; |
| 161 | } |
| 162 | |
| 163 | *start = &buf[offset]; |
| 164 | *eof = 0; |
| 165 | DRM_PROC_PRINT("Request:\n"); |
| 166 | list_for_each_entry(gem_request, &dev_priv->mm.request_list, |
| 167 | list) |
| 168 | { |
| 169 | DRM_PROC_PRINT(" %d @ %d %08x\n", |
| 170 | gem_request->seqno, |
| 171 | (int) (jiffies - gem_request->emitted_jiffies), |
| 172 | gem_request->flush_domains); |
| 173 | } |
| 174 | if (len > request + offset) |
| 175 | return request; |
| 176 | *eof = 1; |
| 177 | return len - offset; |
| 178 | } |
| 179 | |
| 180 | static int i915_gem_seqno_info(char *buf, char **start, off_t offset, |
| 181 | int request, int *eof, void *data) |
| 182 | { |
| 183 | struct drm_minor *minor = (struct drm_minor *) data; |
| 184 | struct drm_device *dev = minor->dev; |
| 185 | drm_i915_private_t *dev_priv = dev->dev_private; |
| 186 | int len = 0; |
| 187 | |
| 188 | if (offset > DRM_PROC_LIMIT) { |
| 189 | *eof = 1; |
| 190 | return 0; |
| 191 | } |
| 192 | |
| 193 | *start = &buf[offset]; |
| 194 | *eof = 0; |
Eric Anholt | a2d44cc | 2008-10-17 14:41:03 -0700 | [diff] [blame] | 195 | if (dev_priv->hw_status_page != NULL) { |
| 196 | DRM_PROC_PRINT("Current sequence: %d\n", |
| 197 | i915_get_gem_seqno(dev)); |
| 198 | } else { |
| 199 | DRM_PROC_PRINT("Current sequence: hws uninitialized\n"); |
| 200 | } |
Eric Anholt | 673a394 | 2008-07-30 12:06:12 -0700 | [diff] [blame] | 201 | DRM_PROC_PRINT("Waiter sequence: %d\n", |
| 202 | dev_priv->mm.waiting_gem_seqno); |
| 203 | DRM_PROC_PRINT("IRQ sequence: %d\n", dev_priv->mm.irq_gem_seqno); |
| 204 | if (len > request + offset) |
| 205 | return request; |
| 206 | *eof = 1; |
| 207 | return len - offset; |
| 208 | } |
| 209 | |
| 210 | |
| 211 | static int i915_interrupt_info(char *buf, char **start, off_t offset, |
| 212 | int request, int *eof, void *data) |
| 213 | { |
| 214 | struct drm_minor *minor = (struct drm_minor *) data; |
| 215 | struct drm_device *dev = minor->dev; |
| 216 | drm_i915_private_t *dev_priv = dev->dev_private; |
| 217 | int len = 0; |
| 218 | |
| 219 | if (offset > DRM_PROC_LIMIT) { |
| 220 | *eof = 1; |
| 221 | return 0; |
| 222 | } |
| 223 | |
| 224 | *start = &buf[offset]; |
| 225 | *eof = 0; |
| 226 | DRM_PROC_PRINT("Interrupt enable: %08x\n", |
| 227 | I915_READ(IER)); |
| 228 | DRM_PROC_PRINT("Interrupt identity: %08x\n", |
| 229 | I915_READ(IIR)); |
| 230 | DRM_PROC_PRINT("Interrupt mask: %08x\n", |
| 231 | I915_READ(IMR)); |
| 232 | DRM_PROC_PRINT("Pipe A stat: %08x\n", |
| 233 | I915_READ(PIPEASTAT)); |
| 234 | DRM_PROC_PRINT("Pipe B stat: %08x\n", |
| 235 | I915_READ(PIPEBSTAT)); |
| 236 | DRM_PROC_PRINT("Interrupts received: %d\n", |
| 237 | atomic_read(&dev_priv->irq_received)); |
Eric Anholt | a2d44cc | 2008-10-17 14:41:03 -0700 | [diff] [blame] | 238 | if (dev_priv->hw_status_page != NULL) { |
| 239 | DRM_PROC_PRINT("Current sequence: %d\n", |
| 240 | i915_get_gem_seqno(dev)); |
| 241 | } else { |
| 242 | DRM_PROC_PRINT("Current sequence: hws uninitialized\n"); |
| 243 | } |
Eric Anholt | 673a394 | 2008-07-30 12:06:12 -0700 | [diff] [blame] | 244 | DRM_PROC_PRINT("Waiter sequence: %d\n", |
| 245 | dev_priv->mm.waiting_gem_seqno); |
| 246 | DRM_PROC_PRINT("IRQ sequence: %d\n", |
| 247 | dev_priv->mm.irq_gem_seqno); |
| 248 | if (len > request + offset) |
| 249 | return request; |
| 250 | *eof = 1; |
| 251 | return len - offset; |
| 252 | } |
| 253 | |
| 254 | static struct drm_proc_list { |
| 255 | /** file name */ |
| 256 | const char *name; |
| 257 | /** proc callback*/ |
| 258 | int (*f) (char *, char **, off_t, int, int *, void *); |
| 259 | } i915_gem_proc_list[] = { |
| 260 | {"i915_gem_active", i915_gem_active_info}, |
| 261 | {"i915_gem_flushing", i915_gem_flushing_info}, |
| 262 | {"i915_gem_inactive", i915_gem_inactive_info}, |
| 263 | {"i915_gem_request", i915_gem_request_info}, |
| 264 | {"i915_gem_seqno", i915_gem_seqno_info}, |
| 265 | {"i915_gem_interrupt", i915_interrupt_info}, |
| 266 | }; |
| 267 | |
| 268 | #define I915_GEM_PROC_ENTRIES ARRAY_SIZE(i915_gem_proc_list) |
| 269 | |
| 270 | int i915_gem_proc_init(struct drm_minor *minor) |
| 271 | { |
| 272 | struct proc_dir_entry *ent; |
| 273 | int i, j; |
| 274 | |
| 275 | for (i = 0; i < I915_GEM_PROC_ENTRIES; i++) { |
| 276 | ent = create_proc_entry(i915_gem_proc_list[i].name, |
| 277 | S_IFREG | S_IRUGO, minor->dev_root); |
| 278 | if (!ent) { |
| 279 | DRM_ERROR("Cannot create /proc/dri/.../%s\n", |
| 280 | i915_gem_proc_list[i].name); |
| 281 | for (j = 0; j < i; j++) |
| 282 | remove_proc_entry(i915_gem_proc_list[i].name, |
| 283 | minor->dev_root); |
| 284 | return -1; |
| 285 | } |
| 286 | ent->read_proc = i915_gem_proc_list[i].f; |
| 287 | ent->data = minor; |
| 288 | } |
| 289 | return 0; |
| 290 | } |
| 291 | |
| 292 | void i915_gem_proc_cleanup(struct drm_minor *minor) |
| 293 | { |
| 294 | int i; |
| 295 | |
| 296 | if (!minor->dev_root) |
| 297 | return; |
| 298 | |
| 299 | for (i = 0; i < I915_GEM_PROC_ENTRIES; i++) |
| 300 | remove_proc_entry(i915_gem_proc_list[i].name, minor->dev_root); |
| 301 | } |