Commit | Line | Data |
---|---|---|
2017263e BG |
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 <linux/seq_file.h> | |
f3cd474b | 30 | #include <linux/debugfs.h> |
5a0e3ad6 | 31 | #include <linux/slab.h> |
2d1a8a48 | 32 | #include <linux/export.h> |
4518f611 | 33 | #include <generated/utsrelease.h> |
760285e7 | 34 | #include <drm/drmP.h> |
4e5359cd | 35 | #include "intel_drv.h" |
e5c65260 | 36 | #include "intel_ringbuffer.h" |
760285e7 | 37 | #include <drm/i915_drm.h> |
2017263e BG |
38 | #include "i915_drv.h" |
39 | ||
40 | #define DRM_I915_RING_DEBUG 1 | |
41 | ||
42 | ||
43 | #if defined(CONFIG_DEBUG_FS) | |
44 | ||
f13d3f73 | 45 | enum { |
69dc4987 | 46 | ACTIVE_LIST, |
f13d3f73 | 47 | INACTIVE_LIST, |
d21d5975 | 48 | PINNED_LIST, |
f13d3f73 | 49 | }; |
2017263e | 50 | |
70d39fe4 CW |
51 | static const char *yesno(int v) |
52 | { | |
53 | return v ? "yes" : "no"; | |
54 | } | |
55 | ||
56 | static int i915_capabilities(struct seq_file *m, void *data) | |
57 | { | |
58 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
59 | struct drm_device *dev = node->minor->dev; | |
60 | const struct intel_device_info *info = INTEL_INFO(dev); | |
61 | ||
62 | seq_printf(m, "gen: %d\n", info->gen); | |
03d00ac5 | 63 | seq_printf(m, "pch: %d\n", INTEL_PCH_TYPE(dev)); |
c96ea64e DV |
64 | #define DEV_INFO_FLAG(x) seq_printf(m, #x ": %s\n", yesno(info->x)) |
65 | #define DEV_INFO_SEP ; | |
66 | DEV_INFO_FLAGS; | |
67 | #undef DEV_INFO_FLAG | |
68 | #undef DEV_INFO_SEP | |
70d39fe4 CW |
69 | |
70 | return 0; | |
71 | } | |
2017263e | 72 | |
05394f39 | 73 | static const char *get_pin_flag(struct drm_i915_gem_object *obj) |
a6172a80 | 74 | { |
05394f39 | 75 | if (obj->user_pin_count > 0) |
a6172a80 | 76 | return "P"; |
05394f39 | 77 | else if (obj->pin_count > 0) |
a6172a80 CW |
78 | return "p"; |
79 | else | |
80 | return " "; | |
81 | } | |
82 | ||
05394f39 | 83 | static const char *get_tiling_flag(struct drm_i915_gem_object *obj) |
a6172a80 | 84 | { |
0206e353 AJ |
85 | switch (obj->tiling_mode) { |
86 | default: | |
87 | case I915_TILING_NONE: return " "; | |
88 | case I915_TILING_X: return "X"; | |
89 | case I915_TILING_Y: return "Y"; | |
90 | } | |
a6172a80 CW |
91 | } |
92 | ||
93dfb40c | 93 | static const char *cache_level_str(int type) |
08c18323 CW |
94 | { |
95 | switch (type) { | |
93dfb40c CW |
96 | case I915_CACHE_NONE: return " uncached"; |
97 | case I915_CACHE_LLC: return " snooped (LLC)"; | |
98 | case I915_CACHE_LLC_MLC: return " snooped (LLC+MLC)"; | |
08c18323 CW |
99 | default: return ""; |
100 | } | |
101 | } | |
102 | ||
37811fcc CW |
103 | static void |
104 | describe_obj(struct seq_file *m, struct drm_i915_gem_object *obj) | |
105 | { | |
2563a452 | 106 | seq_printf(m, "%pK: %s%s %8zdKiB %02x %02x %d %d %d%s%s%s", |
37811fcc CW |
107 | &obj->base, |
108 | get_pin_flag(obj), | |
109 | get_tiling_flag(obj), | |
a05a5862 | 110 | obj->base.size / 1024, |
37811fcc CW |
111 | obj->base.read_domains, |
112 | obj->base.write_domain, | |
0201f1ec CW |
113 | obj->last_read_seqno, |
114 | obj->last_write_seqno, | |
caea7476 | 115 | obj->last_fenced_seqno, |
93dfb40c | 116 | cache_level_str(obj->cache_level), |
37811fcc CW |
117 | obj->dirty ? " dirty" : "", |
118 | obj->madv == I915_MADV_DONTNEED ? " purgeable" : ""); | |
119 | if (obj->base.name) | |
120 | seq_printf(m, " (name: %d)", obj->base.name); | |
c110a6d7 CW |
121 | if (obj->pin_count) |
122 | seq_printf(m, " (pinned x %d)", obj->pin_count); | |
37811fcc CW |
123 | if (obj->fence_reg != I915_FENCE_REG_NONE) |
124 | seq_printf(m, " (fence: %d)", obj->fence_reg); | |
125 | if (obj->gtt_space != NULL) | |
a00b10c3 CW |
126 | seq_printf(m, " (gtt offset: %08x, size: %08x)", |
127 | obj->gtt_offset, (unsigned int)obj->gtt_space->size); | |
c1ad11fc CW |
128 | if (obj->stolen) |
129 | seq_printf(m, " (stolen: %08lx)", obj->stolen->start); | |
6299f992 CW |
130 | if (obj->pin_mappable || obj->fault_mappable) { |
131 | char s[3], *t = s; | |
132 | if (obj->pin_mappable) | |
133 | *t++ = 'p'; | |
134 | if (obj->fault_mappable) | |
135 | *t++ = 'f'; | |
136 | *t = '\0'; | |
137 | seq_printf(m, " (%s mappable)", s); | |
138 | } | |
69dc4987 CW |
139 | if (obj->ring != NULL) |
140 | seq_printf(m, " (%s)", obj->ring->name); | |
37811fcc CW |
141 | } |
142 | ||
433e12f7 | 143 | static int i915_gem_object_list_info(struct seq_file *m, void *data) |
2017263e BG |
144 | { |
145 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
433e12f7 BG |
146 | uintptr_t list = (uintptr_t) node->info_ent->data; |
147 | struct list_head *head; | |
2017263e BG |
148 | struct drm_device *dev = node->minor->dev; |
149 | drm_i915_private_t *dev_priv = dev->dev_private; | |
05394f39 | 150 | struct drm_i915_gem_object *obj; |
8f2480fb CW |
151 | size_t total_obj_size, total_gtt_size; |
152 | int count, ret; | |
de227ef0 CW |
153 | |
154 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
155 | if (ret) | |
156 | return ret; | |
2017263e | 157 | |
433e12f7 BG |
158 | switch (list) { |
159 | case ACTIVE_LIST: | |
160 | seq_printf(m, "Active:\n"); | |
69dc4987 | 161 | head = &dev_priv->mm.active_list; |
433e12f7 BG |
162 | break; |
163 | case INACTIVE_LIST: | |
a17458fc | 164 | seq_printf(m, "Inactive:\n"); |
433e12f7 BG |
165 | head = &dev_priv->mm.inactive_list; |
166 | break; | |
433e12f7 | 167 | default: |
de227ef0 CW |
168 | mutex_unlock(&dev->struct_mutex); |
169 | return -EINVAL; | |
2017263e | 170 | } |
2017263e | 171 | |
8f2480fb | 172 | total_obj_size = total_gtt_size = count = 0; |
05394f39 | 173 | list_for_each_entry(obj, head, mm_list) { |
37811fcc | 174 | seq_printf(m, " "); |
05394f39 | 175 | describe_obj(m, obj); |
f4ceda89 | 176 | seq_printf(m, "\n"); |
05394f39 CW |
177 | total_obj_size += obj->base.size; |
178 | total_gtt_size += obj->gtt_space->size; | |
8f2480fb | 179 | count++; |
2017263e | 180 | } |
de227ef0 | 181 | mutex_unlock(&dev->struct_mutex); |
5e118f41 | 182 | |
8f2480fb CW |
183 | seq_printf(m, "Total %d objects, %zu bytes, %zu GTT size\n", |
184 | count, total_obj_size, total_gtt_size); | |
2017263e BG |
185 | return 0; |
186 | } | |
187 | ||
6299f992 CW |
188 | #define count_objects(list, member) do { \ |
189 | list_for_each_entry(obj, list, member) { \ | |
190 | size += obj->gtt_space->size; \ | |
191 | ++count; \ | |
192 | if (obj->map_and_fenceable) { \ | |
193 | mappable_size += obj->gtt_space->size; \ | |
194 | ++mappable_count; \ | |
195 | } \ | |
196 | } \ | |
0206e353 | 197 | } while (0) |
6299f992 | 198 | |
73aa808f CW |
199 | static int i915_gem_object_info(struct seq_file *m, void* data) |
200 | { | |
201 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
202 | struct drm_device *dev = node->minor->dev; | |
203 | struct drm_i915_private *dev_priv = dev->dev_private; | |
b7abb714 CW |
204 | u32 count, mappable_count, purgeable_count; |
205 | size_t size, mappable_size, purgeable_size; | |
6299f992 | 206 | struct drm_i915_gem_object *obj; |
73aa808f CW |
207 | int ret; |
208 | ||
209 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
210 | if (ret) | |
211 | return ret; | |
212 | ||
6299f992 CW |
213 | seq_printf(m, "%u objects, %zu bytes\n", |
214 | dev_priv->mm.object_count, | |
215 | dev_priv->mm.object_memory); | |
216 | ||
217 | size = count = mappable_size = mappable_count = 0; | |
6c085a72 | 218 | count_objects(&dev_priv->mm.bound_list, gtt_list); |
6299f992 CW |
219 | seq_printf(m, "%u [%u] objects, %zu [%zu] bytes in gtt\n", |
220 | count, mappable_count, size, mappable_size); | |
221 | ||
222 | size = count = mappable_size = mappable_count = 0; | |
223 | count_objects(&dev_priv->mm.active_list, mm_list); | |
6299f992 CW |
224 | seq_printf(m, " %u [%u] active objects, %zu [%zu] bytes\n", |
225 | count, mappable_count, size, mappable_size); | |
226 | ||
6299f992 CW |
227 | size = count = mappable_size = mappable_count = 0; |
228 | count_objects(&dev_priv->mm.inactive_list, mm_list); | |
229 | seq_printf(m, " %u [%u] inactive objects, %zu [%zu] bytes\n", | |
230 | count, mappable_count, size, mappable_size); | |
231 | ||
b7abb714 CW |
232 | size = count = purgeable_size = purgeable_count = 0; |
233 | list_for_each_entry(obj, &dev_priv->mm.unbound_list, gtt_list) { | |
6c085a72 | 234 | size += obj->base.size, ++count; |
b7abb714 CW |
235 | if (obj->madv == I915_MADV_DONTNEED) |
236 | purgeable_size += obj->base.size, ++purgeable_count; | |
237 | } | |
6c085a72 CW |
238 | seq_printf(m, "%u unbound objects, %zu bytes\n", count, size); |
239 | ||
6299f992 | 240 | size = count = mappable_size = mappable_count = 0; |
6c085a72 | 241 | list_for_each_entry(obj, &dev_priv->mm.bound_list, gtt_list) { |
6299f992 CW |
242 | if (obj->fault_mappable) { |
243 | size += obj->gtt_space->size; | |
244 | ++count; | |
245 | } | |
246 | if (obj->pin_mappable) { | |
247 | mappable_size += obj->gtt_space->size; | |
248 | ++mappable_count; | |
249 | } | |
b7abb714 CW |
250 | if (obj->madv == I915_MADV_DONTNEED) { |
251 | purgeable_size += obj->base.size; | |
252 | ++purgeable_count; | |
253 | } | |
6299f992 | 254 | } |
b7abb714 CW |
255 | seq_printf(m, "%u purgeable objects, %zu bytes\n", |
256 | purgeable_count, purgeable_size); | |
6299f992 CW |
257 | seq_printf(m, "%u pinned mappable objects, %zu bytes\n", |
258 | mappable_count, mappable_size); | |
259 | seq_printf(m, "%u fault mappable objects, %zu bytes\n", | |
260 | count, size); | |
261 | ||
93d18799 | 262 | seq_printf(m, "%zu [%lu] gtt total\n", |
5d4545ae BW |
263 | dev_priv->gtt.total, |
264 | dev_priv->gtt.mappable_end - dev_priv->gtt.start); | |
73aa808f CW |
265 | |
266 | mutex_unlock(&dev->struct_mutex); | |
267 | ||
268 | return 0; | |
269 | } | |
270 | ||
08c18323 CW |
271 | static int i915_gem_gtt_info(struct seq_file *m, void* data) |
272 | { | |
273 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
274 | struct drm_device *dev = node->minor->dev; | |
1b50247a | 275 | uintptr_t list = (uintptr_t) node->info_ent->data; |
08c18323 CW |
276 | struct drm_i915_private *dev_priv = dev->dev_private; |
277 | struct drm_i915_gem_object *obj; | |
278 | size_t total_obj_size, total_gtt_size; | |
279 | int count, ret; | |
280 | ||
281 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
282 | if (ret) | |
283 | return ret; | |
284 | ||
285 | total_obj_size = total_gtt_size = count = 0; | |
6c085a72 | 286 | list_for_each_entry(obj, &dev_priv->mm.bound_list, gtt_list) { |
1b50247a CW |
287 | if (list == PINNED_LIST && obj->pin_count == 0) |
288 | continue; | |
289 | ||
08c18323 CW |
290 | seq_printf(m, " "); |
291 | describe_obj(m, obj); | |
292 | seq_printf(m, "\n"); | |
293 | total_obj_size += obj->base.size; | |
294 | total_gtt_size += obj->gtt_space->size; | |
295 | count++; | |
296 | } | |
297 | ||
298 | mutex_unlock(&dev->struct_mutex); | |
299 | ||
300 | seq_printf(m, "Total %d objects, %zu bytes, %zu GTT size\n", | |
301 | count, total_obj_size, total_gtt_size); | |
302 | ||
303 | return 0; | |
304 | } | |
305 | ||
4e5359cd SF |
306 | static int i915_gem_pageflip_info(struct seq_file *m, void *data) |
307 | { | |
308 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
309 | struct drm_device *dev = node->minor->dev; | |
310 | unsigned long flags; | |
311 | struct intel_crtc *crtc; | |
312 | ||
313 | list_for_each_entry(crtc, &dev->mode_config.crtc_list, base.head) { | |
9db4a9c7 JB |
314 | const char pipe = pipe_name(crtc->pipe); |
315 | const char plane = plane_name(crtc->plane); | |
4e5359cd SF |
316 | struct intel_unpin_work *work; |
317 | ||
318 | spin_lock_irqsave(&dev->event_lock, flags); | |
319 | work = crtc->unpin_work; | |
320 | if (work == NULL) { | |
9db4a9c7 | 321 | seq_printf(m, "No flip due on pipe %c (plane %c)\n", |
4e5359cd SF |
322 | pipe, plane); |
323 | } else { | |
e7d841ca | 324 | if (atomic_read(&work->pending) < INTEL_FLIP_COMPLETE) { |
9db4a9c7 | 325 | seq_printf(m, "Flip queued on pipe %c (plane %c)\n", |
4e5359cd SF |
326 | pipe, plane); |
327 | } else { | |
9db4a9c7 | 328 | seq_printf(m, "Flip pending (waiting for vsync) on pipe %c (plane %c)\n", |
4e5359cd SF |
329 | pipe, plane); |
330 | } | |
331 | if (work->enable_stall_check) | |
332 | seq_printf(m, "Stall check enabled, "); | |
333 | else | |
334 | seq_printf(m, "Stall check waiting for page flip ioctl, "); | |
e7d841ca | 335 | seq_printf(m, "%d prepares\n", atomic_read(&work->pending)); |
4e5359cd SF |
336 | |
337 | if (work->old_fb_obj) { | |
05394f39 CW |
338 | struct drm_i915_gem_object *obj = work->old_fb_obj; |
339 | if (obj) | |
340 | seq_printf(m, "Old framebuffer gtt_offset 0x%08x\n", obj->gtt_offset); | |
4e5359cd SF |
341 | } |
342 | if (work->pending_flip_obj) { | |
05394f39 CW |
343 | struct drm_i915_gem_object *obj = work->pending_flip_obj; |
344 | if (obj) | |
345 | seq_printf(m, "New framebuffer gtt_offset 0x%08x\n", obj->gtt_offset); | |
4e5359cd SF |
346 | } |
347 | } | |
348 | spin_unlock_irqrestore(&dev->event_lock, flags); | |
349 | } | |
350 | ||
351 | return 0; | |
352 | } | |
353 | ||
2017263e BG |
354 | static int i915_gem_request_info(struct seq_file *m, void *data) |
355 | { | |
356 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
357 | struct drm_device *dev = node->minor->dev; | |
358 | drm_i915_private_t *dev_priv = dev->dev_private; | |
a2c7f6fd | 359 | struct intel_ring_buffer *ring; |
2017263e | 360 | struct drm_i915_gem_request *gem_request; |
a2c7f6fd | 361 | int ret, count, i; |
de227ef0 CW |
362 | |
363 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
364 | if (ret) | |
365 | return ret; | |
2017263e | 366 | |
c2c347a9 | 367 | count = 0; |
a2c7f6fd CW |
368 | for_each_ring(ring, dev_priv, i) { |
369 | if (list_empty(&ring->request_list)) | |
370 | continue; | |
371 | ||
372 | seq_printf(m, "%s requests:\n", ring->name); | |
c2c347a9 | 373 | list_for_each_entry(gem_request, |
a2c7f6fd | 374 | &ring->request_list, |
c2c347a9 CW |
375 | list) { |
376 | seq_printf(m, " %d @ %d\n", | |
377 | gem_request->seqno, | |
378 | (int) (jiffies - gem_request->emitted_jiffies)); | |
379 | } | |
380 | count++; | |
2017263e | 381 | } |
de227ef0 CW |
382 | mutex_unlock(&dev->struct_mutex); |
383 | ||
c2c347a9 CW |
384 | if (count == 0) |
385 | seq_printf(m, "No requests\n"); | |
386 | ||
2017263e BG |
387 | return 0; |
388 | } | |
389 | ||
b2223497 CW |
390 | static void i915_ring_seqno_info(struct seq_file *m, |
391 | struct intel_ring_buffer *ring) | |
392 | { | |
393 | if (ring->get_seqno) { | |
43a7b924 | 394 | seq_printf(m, "Current sequence (%s): %u\n", |
b2eadbc8 | 395 | ring->name, ring->get_seqno(ring, false)); |
b2223497 CW |
396 | } |
397 | } | |
398 | ||
2017263e BG |
399 | static int i915_gem_seqno_info(struct seq_file *m, void *data) |
400 | { | |
401 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
402 | struct drm_device *dev = node->minor->dev; | |
403 | drm_i915_private_t *dev_priv = dev->dev_private; | |
a2c7f6fd | 404 | struct intel_ring_buffer *ring; |
1ec14ad3 | 405 | int ret, i; |
de227ef0 CW |
406 | |
407 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
408 | if (ret) | |
409 | return ret; | |
2017263e | 410 | |
a2c7f6fd CW |
411 | for_each_ring(ring, dev_priv, i) |
412 | i915_ring_seqno_info(m, ring); | |
de227ef0 CW |
413 | |
414 | mutex_unlock(&dev->struct_mutex); | |
415 | ||
2017263e BG |
416 | return 0; |
417 | } | |
418 | ||
419 | ||
420 | static int i915_interrupt_info(struct seq_file *m, void *data) | |
421 | { | |
422 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
423 | struct drm_device *dev = node->minor->dev; | |
424 | drm_i915_private_t *dev_priv = dev->dev_private; | |
a2c7f6fd | 425 | struct intel_ring_buffer *ring; |
9db4a9c7 | 426 | int ret, i, pipe; |
de227ef0 CW |
427 | |
428 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
429 | if (ret) | |
430 | return ret; | |
2017263e | 431 | |
7e231dbe JB |
432 | if (IS_VALLEYVIEW(dev)) { |
433 | seq_printf(m, "Display IER:\t%08x\n", | |
434 | I915_READ(VLV_IER)); | |
435 | seq_printf(m, "Display IIR:\t%08x\n", | |
436 | I915_READ(VLV_IIR)); | |
437 | seq_printf(m, "Display IIR_RW:\t%08x\n", | |
438 | I915_READ(VLV_IIR_RW)); | |
439 | seq_printf(m, "Display IMR:\t%08x\n", | |
440 | I915_READ(VLV_IMR)); | |
441 | for_each_pipe(pipe) | |
442 | seq_printf(m, "Pipe %c stat:\t%08x\n", | |
443 | pipe_name(pipe), | |
444 | I915_READ(PIPESTAT(pipe))); | |
445 | ||
446 | seq_printf(m, "Master IER:\t%08x\n", | |
447 | I915_READ(VLV_MASTER_IER)); | |
448 | ||
449 | seq_printf(m, "Render IER:\t%08x\n", | |
450 | I915_READ(GTIER)); | |
451 | seq_printf(m, "Render IIR:\t%08x\n", | |
452 | I915_READ(GTIIR)); | |
453 | seq_printf(m, "Render IMR:\t%08x\n", | |
454 | I915_READ(GTIMR)); | |
455 | ||
456 | seq_printf(m, "PM IER:\t\t%08x\n", | |
457 | I915_READ(GEN6_PMIER)); | |
458 | seq_printf(m, "PM IIR:\t\t%08x\n", | |
459 | I915_READ(GEN6_PMIIR)); | |
460 | seq_printf(m, "PM IMR:\t\t%08x\n", | |
461 | I915_READ(GEN6_PMIMR)); | |
462 | ||
463 | seq_printf(m, "Port hotplug:\t%08x\n", | |
464 | I915_READ(PORT_HOTPLUG_EN)); | |
465 | seq_printf(m, "DPFLIPSTAT:\t%08x\n", | |
466 | I915_READ(VLV_DPFLIPSTAT)); | |
467 | seq_printf(m, "DPINVGTT:\t%08x\n", | |
468 | I915_READ(DPINVGTT)); | |
469 | ||
470 | } else if (!HAS_PCH_SPLIT(dev)) { | |
5f6a1695 ZW |
471 | seq_printf(m, "Interrupt enable: %08x\n", |
472 | I915_READ(IER)); | |
473 | seq_printf(m, "Interrupt identity: %08x\n", | |
474 | I915_READ(IIR)); | |
475 | seq_printf(m, "Interrupt mask: %08x\n", | |
476 | I915_READ(IMR)); | |
9db4a9c7 JB |
477 | for_each_pipe(pipe) |
478 | seq_printf(m, "Pipe %c stat: %08x\n", | |
479 | pipe_name(pipe), | |
480 | I915_READ(PIPESTAT(pipe))); | |
5f6a1695 ZW |
481 | } else { |
482 | seq_printf(m, "North Display Interrupt enable: %08x\n", | |
483 | I915_READ(DEIER)); | |
484 | seq_printf(m, "North Display Interrupt identity: %08x\n", | |
485 | I915_READ(DEIIR)); | |
486 | seq_printf(m, "North Display Interrupt mask: %08x\n", | |
487 | I915_READ(DEIMR)); | |
488 | seq_printf(m, "South Display Interrupt enable: %08x\n", | |
489 | I915_READ(SDEIER)); | |
490 | seq_printf(m, "South Display Interrupt identity: %08x\n", | |
491 | I915_READ(SDEIIR)); | |
492 | seq_printf(m, "South Display Interrupt mask: %08x\n", | |
493 | I915_READ(SDEIMR)); | |
494 | seq_printf(m, "Graphics Interrupt enable: %08x\n", | |
495 | I915_READ(GTIER)); | |
496 | seq_printf(m, "Graphics Interrupt identity: %08x\n", | |
497 | I915_READ(GTIIR)); | |
498 | seq_printf(m, "Graphics Interrupt mask: %08x\n", | |
499 | I915_READ(GTIMR)); | |
500 | } | |
2017263e BG |
501 | seq_printf(m, "Interrupts received: %d\n", |
502 | atomic_read(&dev_priv->irq_received)); | |
a2c7f6fd | 503 | for_each_ring(ring, dev_priv, i) { |
da64c6fc | 504 | if (IS_GEN6(dev) || IS_GEN7(dev)) { |
a2c7f6fd CW |
505 | seq_printf(m, |
506 | "Graphics Interrupt mask (%s): %08x\n", | |
507 | ring->name, I915_READ_IMR(ring)); | |
9862e600 | 508 | } |
a2c7f6fd | 509 | i915_ring_seqno_info(m, ring); |
9862e600 | 510 | } |
de227ef0 CW |
511 | mutex_unlock(&dev->struct_mutex); |
512 | ||
2017263e BG |
513 | return 0; |
514 | } | |
515 | ||
a6172a80 CW |
516 | static int i915_gem_fence_regs_info(struct seq_file *m, void *data) |
517 | { | |
518 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
519 | struct drm_device *dev = node->minor->dev; | |
520 | drm_i915_private_t *dev_priv = dev->dev_private; | |
de227ef0 CW |
521 | int i, ret; |
522 | ||
523 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
524 | if (ret) | |
525 | return ret; | |
a6172a80 CW |
526 | |
527 | seq_printf(m, "Reserved fences = %d\n", dev_priv->fence_reg_start); | |
528 | seq_printf(m, "Total fences = %d\n", dev_priv->num_fence_regs); | |
529 | for (i = 0; i < dev_priv->num_fence_regs; i++) { | |
05394f39 | 530 | struct drm_i915_gem_object *obj = dev_priv->fence_regs[i].obj; |
a6172a80 | 531 | |
6c085a72 CW |
532 | seq_printf(m, "Fence %d, pin count = %d, object = ", |
533 | i, dev_priv->fence_regs[i].pin_count); | |
c2c347a9 CW |
534 | if (obj == NULL) |
535 | seq_printf(m, "unused"); | |
536 | else | |
05394f39 | 537 | describe_obj(m, obj); |
c2c347a9 | 538 | seq_printf(m, "\n"); |
a6172a80 CW |
539 | } |
540 | ||
05394f39 | 541 | mutex_unlock(&dev->struct_mutex); |
a6172a80 CW |
542 | return 0; |
543 | } | |
544 | ||
2017263e BG |
545 | static int i915_hws_info(struct seq_file *m, void *data) |
546 | { | |
547 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
548 | struct drm_device *dev = node->minor->dev; | |
549 | drm_i915_private_t *dev_priv = dev->dev_private; | |
4066c0ae | 550 | struct intel_ring_buffer *ring; |
1a240d4d | 551 | const u32 *hws; |
4066c0ae CW |
552 | int i; |
553 | ||
1ec14ad3 | 554 | ring = &dev_priv->ring[(uintptr_t)node->info_ent->data]; |
1a240d4d | 555 | hws = ring->status_page.page_addr; |
2017263e BG |
556 | if (hws == NULL) |
557 | return 0; | |
558 | ||
559 | for (i = 0; i < 4096 / sizeof(u32) / 4; i += 4) { | |
560 | seq_printf(m, "0x%08x: 0x%08x 0x%08x 0x%08x 0x%08x\n", | |
561 | i * 4, | |
562 | hws[i], hws[i + 1], hws[i + 2], hws[i + 3]); | |
563 | } | |
564 | return 0; | |
565 | } | |
566 | ||
e5c65260 CW |
567 | static const char *ring_str(int ring) |
568 | { | |
569 | switch (ring) { | |
96154f2f DV |
570 | case RCS: return "render"; |
571 | case VCS: return "bsd"; | |
572 | case BCS: return "blt"; | |
e5c65260 CW |
573 | default: return ""; |
574 | } | |
575 | } | |
576 | ||
9df30794 CW |
577 | static const char *pin_flag(int pinned) |
578 | { | |
579 | if (pinned > 0) | |
580 | return " P"; | |
581 | else if (pinned < 0) | |
582 | return " p"; | |
583 | else | |
584 | return ""; | |
585 | } | |
586 | ||
587 | static const char *tiling_flag(int tiling) | |
588 | { | |
589 | switch (tiling) { | |
590 | default: | |
591 | case I915_TILING_NONE: return ""; | |
592 | case I915_TILING_X: return " X"; | |
593 | case I915_TILING_Y: return " Y"; | |
594 | } | |
595 | } | |
596 | ||
597 | static const char *dirty_flag(int dirty) | |
598 | { | |
599 | return dirty ? " dirty" : ""; | |
600 | } | |
601 | ||
602 | static const char *purgeable_flag(int purgeable) | |
603 | { | |
604 | return purgeable ? " purgeable" : ""; | |
605 | } | |
606 | ||
c724e8a9 CW |
607 | static void print_error_buffers(struct seq_file *m, |
608 | const char *name, | |
609 | struct drm_i915_error_buffer *err, | |
610 | int count) | |
611 | { | |
612 | seq_printf(m, "%s [%d]:\n", name, count); | |
613 | ||
614 | while (count--) { | |
04b97b34 | 615 | seq_printf(m, " %08x %8u %02x %02x %x %x%s%s%s%s%s%s%s", |
c724e8a9 CW |
616 | err->gtt_offset, |
617 | err->size, | |
618 | err->read_domains, | |
619 | err->write_domain, | |
0201f1ec | 620 | err->rseqno, err->wseqno, |
c724e8a9 CW |
621 | pin_flag(err->pinned), |
622 | tiling_flag(err->tiling), | |
623 | dirty_flag(err->dirty), | |
624 | purgeable_flag(err->purgeable), | |
96154f2f | 625 | err->ring != -1 ? " " : "", |
a779e5ab | 626 | ring_str(err->ring), |
93dfb40c | 627 | cache_level_str(err->cache_level)); |
c724e8a9 CW |
628 | |
629 | if (err->name) | |
630 | seq_printf(m, " (name: %d)", err->name); | |
631 | if (err->fence_reg != I915_FENCE_REG_NONE) | |
632 | seq_printf(m, " (fence: %d)", err->fence_reg); | |
633 | ||
634 | seq_printf(m, "\n"); | |
635 | err++; | |
636 | } | |
637 | } | |
638 | ||
d27b1e0e DV |
639 | static void i915_ring_error_state(struct seq_file *m, |
640 | struct drm_device *dev, | |
641 | struct drm_i915_error_state *error, | |
642 | unsigned ring) | |
643 | { | |
ec34a01d | 644 | BUG_ON(ring >= I915_NUM_RINGS); /* shut up confused gcc */ |
d27b1e0e | 645 | seq_printf(m, "%s command stream:\n", ring_str(ring)); |
c1cd90ed DV |
646 | seq_printf(m, " HEAD: 0x%08x\n", error->head[ring]); |
647 | seq_printf(m, " TAIL: 0x%08x\n", error->tail[ring]); | |
0f3b6849 | 648 | seq_printf(m, " CTL: 0x%08x\n", error->ctl[ring]); |
d27b1e0e DV |
649 | seq_printf(m, " ACTHD: 0x%08x\n", error->acthd[ring]); |
650 | seq_printf(m, " IPEIR: 0x%08x\n", error->ipeir[ring]); | |
651 | seq_printf(m, " IPEHR: 0x%08x\n", error->ipehr[ring]); | |
652 | seq_printf(m, " INSTDONE: 0x%08x\n", error->instdone[ring]); | |
050ee91f | 653 | if (ring == RCS && INTEL_INFO(dev)->gen >= 4) |
c1cd90ed | 654 | seq_printf(m, " BBADDR: 0x%08llx\n", error->bbaddr); |
050ee91f | 655 | |
c1cd90ed DV |
656 | if (INTEL_INFO(dev)->gen >= 4) |
657 | seq_printf(m, " INSTPS: 0x%08x\n", error->instps[ring]); | |
658 | seq_printf(m, " INSTPM: 0x%08x\n", error->instpm[ring]); | |
9d2f41fa | 659 | seq_printf(m, " FADDR: 0x%08x\n", error->faddr[ring]); |
33f3f518 | 660 | if (INTEL_INFO(dev)->gen >= 6) { |
12f55818 | 661 | seq_printf(m, " RC PSMI: 0x%08x\n", error->rc_psmi[ring]); |
33f3f518 | 662 | seq_printf(m, " FAULT_REG: 0x%08x\n", error->fault_reg[ring]); |
df2b23d9 CW |
663 | seq_printf(m, " SYNC_0: 0x%08x [last synced 0x%08x]\n", |
664 | error->semaphore_mboxes[ring][0], | |
665 | error->semaphore_seqno[ring][0]); | |
666 | seq_printf(m, " SYNC_1: 0x%08x [last synced 0x%08x]\n", | |
667 | error->semaphore_mboxes[ring][1], | |
668 | error->semaphore_seqno[ring][1]); | |
33f3f518 | 669 | } |
d27b1e0e | 670 | seq_printf(m, " seqno: 0x%08x\n", error->seqno[ring]); |
9574b3fe | 671 | seq_printf(m, " waiting: %s\n", yesno(error->waiting[ring])); |
7e3b8737 DV |
672 | seq_printf(m, " ring->head: 0x%08x\n", error->cpu_ring_head[ring]); |
673 | seq_printf(m, " ring->tail: 0x%08x\n", error->cpu_ring_tail[ring]); | |
d27b1e0e DV |
674 | } |
675 | ||
d5442303 DV |
676 | struct i915_error_state_file_priv { |
677 | struct drm_device *dev; | |
678 | struct drm_i915_error_state *error; | |
679 | }; | |
680 | ||
63eeaf38 JB |
681 | static int i915_error_state(struct seq_file *m, void *unused) |
682 | { | |
d5442303 DV |
683 | struct i915_error_state_file_priv *error_priv = m->private; |
684 | struct drm_device *dev = error_priv->dev; | |
63eeaf38 | 685 | drm_i915_private_t *dev_priv = dev->dev_private; |
d5442303 | 686 | struct drm_i915_error_state *error = error_priv->error; |
b4519513 | 687 | struct intel_ring_buffer *ring; |
52d39a21 | 688 | int i, j, page, offset, elt; |
63eeaf38 | 689 | |
742cbee8 | 690 | if (!error) { |
63eeaf38 | 691 | seq_printf(m, "no error state collected\n"); |
742cbee8 | 692 | return 0; |
63eeaf38 JB |
693 | } |
694 | ||
8a905236 JB |
695 | seq_printf(m, "Time: %ld s %ld us\n", error->time.tv_sec, |
696 | error->time.tv_usec); | |
fdfa175d | 697 | seq_printf(m, "Kernel: " UTS_RELEASE "\n"); |
9df30794 | 698 | seq_printf(m, "PCI ID: 0x%04x\n", dev->pci_device); |
1d8f38f4 | 699 | seq_printf(m, "EIR: 0x%08x\n", error->eir); |
be998e2e | 700 | seq_printf(m, "IER: 0x%08x\n", error->ier); |
1d8f38f4 | 701 | seq_printf(m, "PGTBL_ER: 0x%08x\n", error->pgtbl_er); |
0f3b6849 CW |
702 | seq_printf(m, "FORCEWAKE: 0x%08x\n", error->forcewake); |
703 | seq_printf(m, "DERRMR: 0x%08x\n", error->derrmr); | |
b9a3906b | 704 | seq_printf(m, "CCID: 0x%08x\n", error->ccid); |
9df30794 | 705 | |
bf3301ab | 706 | for (i = 0; i < dev_priv->num_fence_regs; i++) |
748ebc60 CW |
707 | seq_printf(m, " fence[%d] = %08llx\n", i, error->fence[i]); |
708 | ||
050ee91f BW |
709 | for (i = 0; i < ARRAY_SIZE(error->extra_instdone); i++) |
710 | seq_printf(m, " INSTDONE_%d: 0x%08x\n", i, error->extra_instdone[i]); | |
711 | ||
33f3f518 | 712 | if (INTEL_INFO(dev)->gen >= 6) { |
d27b1e0e | 713 | seq_printf(m, "ERROR: 0x%08x\n", error->error); |
33f3f518 DV |
714 | seq_printf(m, "DONE_REG: 0x%08x\n", error->done_reg); |
715 | } | |
d27b1e0e | 716 | |
71e172e8 BW |
717 | if (INTEL_INFO(dev)->gen == 7) |
718 | seq_printf(m, "ERR_INT: 0x%08x\n", error->err_int); | |
719 | ||
b4519513 CW |
720 | for_each_ring(ring, dev_priv, i) |
721 | i915_ring_error_state(m, dev, error, i); | |
d27b1e0e | 722 | |
c724e8a9 CW |
723 | if (error->active_bo) |
724 | print_error_buffers(m, "Active", | |
725 | error->active_bo, | |
726 | error->active_bo_count); | |
727 | ||
728 | if (error->pinned_bo) | |
729 | print_error_buffers(m, "Pinned", | |
730 | error->pinned_bo, | |
731 | error->pinned_bo_count); | |
9df30794 | 732 | |
52d39a21 CW |
733 | for (i = 0; i < ARRAY_SIZE(error->ring); i++) { |
734 | struct drm_i915_error_object *obj; | |
9df30794 | 735 | |
52d39a21 | 736 | if ((obj = error->ring[i].batchbuffer)) { |
bcfb2e28 CW |
737 | seq_printf(m, "%s --- gtt_offset = 0x%08x\n", |
738 | dev_priv->ring[i].name, | |
739 | obj->gtt_offset); | |
9df30794 CW |
740 | offset = 0; |
741 | for (page = 0; page < obj->page_count; page++) { | |
742 | for (elt = 0; elt < PAGE_SIZE/4; elt++) { | |
743 | seq_printf(m, "%08x : %08x\n", offset, obj->pages[page][elt]); | |
744 | offset += 4; | |
745 | } | |
746 | } | |
747 | } | |
9df30794 | 748 | |
52d39a21 CW |
749 | if (error->ring[i].num_requests) { |
750 | seq_printf(m, "%s --- %d requests\n", | |
751 | dev_priv->ring[i].name, | |
752 | error->ring[i].num_requests); | |
753 | for (j = 0; j < error->ring[i].num_requests; j++) { | |
ee4f42b1 | 754 | seq_printf(m, " seqno 0x%08x, emitted %ld, tail 0x%08x\n", |
52d39a21 | 755 | error->ring[i].requests[j].seqno, |
ee4f42b1 CW |
756 | error->ring[i].requests[j].jiffies, |
757 | error->ring[i].requests[j].tail); | |
52d39a21 CW |
758 | } |
759 | } | |
760 | ||
761 | if ((obj = error->ring[i].ringbuffer)) { | |
e2f973d5 CW |
762 | seq_printf(m, "%s --- ringbuffer = 0x%08x\n", |
763 | dev_priv->ring[i].name, | |
764 | obj->gtt_offset); | |
765 | offset = 0; | |
766 | for (page = 0; page < obj->page_count; page++) { | |
767 | for (elt = 0; elt < PAGE_SIZE/4; elt++) { | |
768 | seq_printf(m, "%08x : %08x\n", | |
769 | offset, | |
770 | obj->pages[page][elt]); | |
771 | offset += 4; | |
772 | } | |
9df30794 CW |
773 | } |
774 | } | |
8c123e54 BW |
775 | |
776 | obj = error->ring[i].ctx; | |
777 | if (obj) { | |
778 | seq_printf(m, "%s --- HW Context = 0x%08x\n", | |
779 | dev_priv->ring[i].name, | |
780 | obj->gtt_offset); | |
781 | offset = 0; | |
782 | for (elt = 0; elt < PAGE_SIZE/16; elt += 4) { | |
783 | seq_printf(m, "[%04x] %08x %08x %08x %08x\n", | |
784 | offset, | |
785 | obj->pages[0][elt], | |
786 | obj->pages[0][elt+1], | |
787 | obj->pages[0][elt+2], | |
788 | obj->pages[0][elt+3]); | |
789 | offset += 16; | |
790 | } | |
791 | } | |
9df30794 | 792 | } |
63eeaf38 | 793 | |
6ef3d427 CW |
794 | if (error->overlay) |
795 | intel_overlay_print_error_state(m, error->overlay); | |
796 | ||
c4a1d9e4 CW |
797 | if (error->display) |
798 | intel_display_print_error_state(m, dev, error->display); | |
799 | ||
63eeaf38 JB |
800 | return 0; |
801 | } | |
6911a9b8 | 802 | |
d5442303 DV |
803 | static ssize_t |
804 | i915_error_state_write(struct file *filp, | |
805 | const char __user *ubuf, | |
806 | size_t cnt, | |
807 | loff_t *ppos) | |
808 | { | |
809 | struct seq_file *m = filp->private_data; | |
810 | struct i915_error_state_file_priv *error_priv = m->private; | |
811 | struct drm_device *dev = error_priv->dev; | |
22bcfc6a | 812 | int ret; |
d5442303 DV |
813 | |
814 | DRM_DEBUG_DRIVER("Resetting error state\n"); | |
815 | ||
22bcfc6a DV |
816 | ret = mutex_lock_interruptible(&dev->struct_mutex); |
817 | if (ret) | |
818 | return ret; | |
819 | ||
d5442303 DV |
820 | i915_destroy_error_state(dev); |
821 | mutex_unlock(&dev->struct_mutex); | |
822 | ||
823 | return cnt; | |
824 | } | |
825 | ||
826 | static int i915_error_state_open(struct inode *inode, struct file *file) | |
827 | { | |
828 | struct drm_device *dev = inode->i_private; | |
829 | drm_i915_private_t *dev_priv = dev->dev_private; | |
830 | struct i915_error_state_file_priv *error_priv; | |
831 | unsigned long flags; | |
832 | ||
833 | error_priv = kzalloc(sizeof(*error_priv), GFP_KERNEL); | |
834 | if (!error_priv) | |
835 | return -ENOMEM; | |
836 | ||
837 | error_priv->dev = dev; | |
838 | ||
99584db3 DV |
839 | spin_lock_irqsave(&dev_priv->gpu_error.lock, flags); |
840 | error_priv->error = dev_priv->gpu_error.first_error; | |
d5442303 DV |
841 | if (error_priv->error) |
842 | kref_get(&error_priv->error->ref); | |
99584db3 | 843 | spin_unlock_irqrestore(&dev_priv->gpu_error.lock, flags); |
d5442303 DV |
844 | |
845 | return single_open(file, i915_error_state, error_priv); | |
846 | } | |
847 | ||
848 | static int i915_error_state_release(struct inode *inode, struct file *file) | |
849 | { | |
850 | struct seq_file *m = file->private_data; | |
851 | struct i915_error_state_file_priv *error_priv = m->private; | |
852 | ||
853 | if (error_priv->error) | |
854 | kref_put(&error_priv->error->ref, i915_error_state_free); | |
855 | kfree(error_priv); | |
856 | ||
857 | return single_release(inode, file); | |
858 | } | |
859 | ||
860 | static const struct file_operations i915_error_state_fops = { | |
861 | .owner = THIS_MODULE, | |
862 | .open = i915_error_state_open, | |
863 | .read = seq_read, | |
864 | .write = i915_error_state_write, | |
865 | .llseek = default_llseek, | |
866 | .release = i915_error_state_release, | |
867 | }; | |
868 | ||
647416f9 KC |
869 | static int |
870 | i915_next_seqno_get(void *data, u64 *val) | |
40633219 | 871 | { |
647416f9 | 872 | struct drm_device *dev = data; |
40633219 | 873 | drm_i915_private_t *dev_priv = dev->dev_private; |
40633219 MK |
874 | int ret; |
875 | ||
876 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
877 | if (ret) | |
878 | return ret; | |
879 | ||
647416f9 | 880 | *val = dev_priv->next_seqno; |
40633219 MK |
881 | mutex_unlock(&dev->struct_mutex); |
882 | ||
647416f9 | 883 | return 0; |
40633219 MK |
884 | } |
885 | ||
647416f9 KC |
886 | static int |
887 | i915_next_seqno_set(void *data, u64 val) | |
888 | { | |
889 | struct drm_device *dev = data; | |
40633219 MK |
890 | int ret; |
891 | ||
40633219 MK |
892 | ret = mutex_lock_interruptible(&dev->struct_mutex); |
893 | if (ret) | |
894 | return ret; | |
895 | ||
e94fbaa8 | 896 | ret = i915_gem_set_seqno(dev, val); |
40633219 MK |
897 | mutex_unlock(&dev->struct_mutex); |
898 | ||
647416f9 | 899 | return ret; |
40633219 MK |
900 | } |
901 | ||
647416f9 KC |
902 | DEFINE_SIMPLE_ATTRIBUTE(i915_next_seqno_fops, |
903 | i915_next_seqno_get, i915_next_seqno_set, | |
3a3b4f98 | 904 | "0x%llx\n"); |
40633219 | 905 | |
f97108d1 JB |
906 | static int i915_rstdby_delays(struct seq_file *m, void *unused) |
907 | { | |
908 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
909 | struct drm_device *dev = node->minor->dev; | |
910 | drm_i915_private_t *dev_priv = dev->dev_private; | |
616fdb5a BW |
911 | u16 crstanddelay; |
912 | int ret; | |
913 | ||
914 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
915 | if (ret) | |
916 | return ret; | |
917 | ||
918 | crstanddelay = I915_READ16(CRSTANDVID); | |
919 | ||
920 | mutex_unlock(&dev->struct_mutex); | |
f97108d1 JB |
921 | |
922 | seq_printf(m, "w/ctx: %d, w/o ctx: %d\n", (crstanddelay >> 8) & 0x3f, (crstanddelay & 0x3f)); | |
923 | ||
924 | return 0; | |
925 | } | |
926 | ||
927 | static int i915_cur_delayinfo(struct seq_file *m, void *unused) | |
928 | { | |
929 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
930 | struct drm_device *dev = node->minor->dev; | |
931 | drm_i915_private_t *dev_priv = dev->dev_private; | |
d1ebd816 | 932 | int ret; |
3b8d8d91 JB |
933 | |
934 | if (IS_GEN5(dev)) { | |
935 | u16 rgvswctl = I915_READ16(MEMSWCTL); | |
936 | u16 rgvstat = I915_READ16(MEMSTAT_ILK); | |
937 | ||
938 | seq_printf(m, "Requested P-state: %d\n", (rgvswctl >> 8) & 0xf); | |
939 | seq_printf(m, "Requested VID: %d\n", rgvswctl & 0x3f); | |
940 | seq_printf(m, "Current VID: %d\n", (rgvstat & MEMSTAT_VID_MASK) >> | |
941 | MEMSTAT_VID_SHIFT); | |
942 | seq_printf(m, "Current P-state: %d\n", | |
943 | (rgvstat & MEMSTAT_PSTATE_MASK) >> MEMSTAT_PSTATE_SHIFT); | |
1c70c0ce | 944 | } else if (IS_GEN6(dev) || IS_GEN7(dev)) { |
3b8d8d91 JB |
945 | u32 gt_perf_status = I915_READ(GEN6_GT_PERF_STATUS); |
946 | u32 rp_state_limits = I915_READ(GEN6_RP_STATE_LIMITS); | |
947 | u32 rp_state_cap = I915_READ(GEN6_RP_STATE_CAP); | |
f82855d3 | 948 | u32 rpstat, cagf; |
ccab5c82 JB |
949 | u32 rpupei, rpcurup, rpprevup; |
950 | u32 rpdownei, rpcurdown, rpprevdown; | |
3b8d8d91 JB |
951 | int max_freq; |
952 | ||
953 | /* RPSTAT1 is in the GT power well */ | |
d1ebd816 BW |
954 | ret = mutex_lock_interruptible(&dev->struct_mutex); |
955 | if (ret) | |
956 | return ret; | |
957 | ||
fcca7926 | 958 | gen6_gt_force_wake_get(dev_priv); |
3b8d8d91 | 959 | |
ccab5c82 JB |
960 | rpstat = I915_READ(GEN6_RPSTAT1); |
961 | rpupei = I915_READ(GEN6_RP_CUR_UP_EI); | |
962 | rpcurup = I915_READ(GEN6_RP_CUR_UP); | |
963 | rpprevup = I915_READ(GEN6_RP_PREV_UP); | |
964 | rpdownei = I915_READ(GEN6_RP_CUR_DOWN_EI); | |
965 | rpcurdown = I915_READ(GEN6_RP_CUR_DOWN); | |
966 | rpprevdown = I915_READ(GEN6_RP_PREV_DOWN); | |
f82855d3 BW |
967 | if (IS_HASWELL(dev)) |
968 | cagf = (rpstat & HSW_CAGF_MASK) >> HSW_CAGF_SHIFT; | |
969 | else | |
970 | cagf = (rpstat & GEN6_CAGF_MASK) >> GEN6_CAGF_SHIFT; | |
971 | cagf *= GT_FREQUENCY_MULTIPLIER; | |
ccab5c82 | 972 | |
d1ebd816 BW |
973 | gen6_gt_force_wake_put(dev_priv); |
974 | mutex_unlock(&dev->struct_mutex); | |
975 | ||
3b8d8d91 | 976 | seq_printf(m, "GT_PERF_STATUS: 0x%08x\n", gt_perf_status); |
ccab5c82 | 977 | seq_printf(m, "RPSTAT1: 0x%08x\n", rpstat); |
3b8d8d91 JB |
978 | seq_printf(m, "Render p-state ratio: %d\n", |
979 | (gt_perf_status & 0xff00) >> 8); | |
980 | seq_printf(m, "Render p-state VID: %d\n", | |
981 | gt_perf_status & 0xff); | |
982 | seq_printf(m, "Render p-state limit: %d\n", | |
983 | rp_state_limits & 0xff); | |
f82855d3 | 984 | seq_printf(m, "CAGF: %dMHz\n", cagf); |
ccab5c82 JB |
985 | seq_printf(m, "RP CUR UP EI: %dus\n", rpupei & |
986 | GEN6_CURICONT_MASK); | |
987 | seq_printf(m, "RP CUR UP: %dus\n", rpcurup & | |
988 | GEN6_CURBSYTAVG_MASK); | |
989 | seq_printf(m, "RP PREV UP: %dus\n", rpprevup & | |
990 | GEN6_CURBSYTAVG_MASK); | |
991 | seq_printf(m, "RP CUR DOWN EI: %dus\n", rpdownei & | |
992 | GEN6_CURIAVG_MASK); | |
993 | seq_printf(m, "RP CUR DOWN: %dus\n", rpcurdown & | |
994 | GEN6_CURBSYTAVG_MASK); | |
995 | seq_printf(m, "RP PREV DOWN: %dus\n", rpprevdown & | |
996 | GEN6_CURBSYTAVG_MASK); | |
3b8d8d91 JB |
997 | |
998 | max_freq = (rp_state_cap & 0xff0000) >> 16; | |
999 | seq_printf(m, "Lowest (RPN) frequency: %dMHz\n", | |
c8735b0c | 1000 | max_freq * GT_FREQUENCY_MULTIPLIER); |
3b8d8d91 JB |
1001 | |
1002 | max_freq = (rp_state_cap & 0xff00) >> 8; | |
1003 | seq_printf(m, "Nominal (RP1) frequency: %dMHz\n", | |
c8735b0c | 1004 | max_freq * GT_FREQUENCY_MULTIPLIER); |
3b8d8d91 JB |
1005 | |
1006 | max_freq = rp_state_cap & 0xff; | |
1007 | seq_printf(m, "Max non-overclocked (RP0) frequency: %dMHz\n", | |
c8735b0c | 1008 | max_freq * GT_FREQUENCY_MULTIPLIER); |
31c77388 BW |
1009 | |
1010 | seq_printf(m, "Max overclocked frequency: %dMHz\n", | |
1011 | dev_priv->rps.hw_max * GT_FREQUENCY_MULTIPLIER); | |
3b8d8d91 JB |
1012 | } else { |
1013 | seq_printf(m, "no P-state info available\n"); | |
1014 | } | |
f97108d1 JB |
1015 | |
1016 | return 0; | |
1017 | } | |
1018 | ||
1019 | static int i915_delayfreq_table(struct seq_file *m, void *unused) | |
1020 | { | |
1021 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
1022 | struct drm_device *dev = node->minor->dev; | |
1023 | drm_i915_private_t *dev_priv = dev->dev_private; | |
1024 | u32 delayfreq; | |
616fdb5a BW |
1025 | int ret, i; |
1026 | ||
1027 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
1028 | if (ret) | |
1029 | return ret; | |
f97108d1 JB |
1030 | |
1031 | for (i = 0; i < 16; i++) { | |
1032 | delayfreq = I915_READ(PXVFREQ_BASE + i * 4); | |
7648fa99 JB |
1033 | seq_printf(m, "P%02dVIDFREQ: 0x%08x (VID: %d)\n", i, delayfreq, |
1034 | (delayfreq & PXVFREQ_PX_MASK) >> PXVFREQ_PX_SHIFT); | |
f97108d1 JB |
1035 | } |
1036 | ||
616fdb5a BW |
1037 | mutex_unlock(&dev->struct_mutex); |
1038 | ||
f97108d1 JB |
1039 | return 0; |
1040 | } | |
1041 | ||
1042 | static inline int MAP_TO_MV(int map) | |
1043 | { | |
1044 | return 1250 - (map * 25); | |
1045 | } | |
1046 | ||
1047 | static int i915_inttoext_table(struct seq_file *m, void *unused) | |
1048 | { | |
1049 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
1050 | struct drm_device *dev = node->minor->dev; | |
1051 | drm_i915_private_t *dev_priv = dev->dev_private; | |
1052 | u32 inttoext; | |
616fdb5a BW |
1053 | int ret, i; |
1054 | ||
1055 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
1056 | if (ret) | |
1057 | return ret; | |
f97108d1 JB |
1058 | |
1059 | for (i = 1; i <= 32; i++) { | |
1060 | inttoext = I915_READ(INTTOEXT_BASE_ILK + i * 4); | |
1061 | seq_printf(m, "INTTOEXT%02d: 0x%08x\n", i, inttoext); | |
1062 | } | |
1063 | ||
616fdb5a BW |
1064 | mutex_unlock(&dev->struct_mutex); |
1065 | ||
f97108d1 JB |
1066 | return 0; |
1067 | } | |
1068 | ||
4d85529d | 1069 | static int ironlake_drpc_info(struct seq_file *m) |
f97108d1 JB |
1070 | { |
1071 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
1072 | struct drm_device *dev = node->minor->dev; | |
1073 | drm_i915_private_t *dev_priv = dev->dev_private; | |
616fdb5a BW |
1074 | u32 rgvmodectl, rstdbyctl; |
1075 | u16 crstandvid; | |
1076 | int ret; | |
1077 | ||
1078 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
1079 | if (ret) | |
1080 | return ret; | |
1081 | ||
1082 | rgvmodectl = I915_READ(MEMMODECTL); | |
1083 | rstdbyctl = I915_READ(RSTDBYCTL); | |
1084 | crstandvid = I915_READ16(CRSTANDVID); | |
1085 | ||
1086 | mutex_unlock(&dev->struct_mutex); | |
f97108d1 JB |
1087 | |
1088 | seq_printf(m, "HD boost: %s\n", (rgvmodectl & MEMMODE_BOOST_EN) ? | |
1089 | "yes" : "no"); | |
1090 | seq_printf(m, "Boost freq: %d\n", | |
1091 | (rgvmodectl & MEMMODE_BOOST_FREQ_MASK) >> | |
1092 | MEMMODE_BOOST_FREQ_SHIFT); | |
1093 | seq_printf(m, "HW control enabled: %s\n", | |
1094 | rgvmodectl & MEMMODE_HWIDLE_EN ? "yes" : "no"); | |
1095 | seq_printf(m, "SW control enabled: %s\n", | |
1096 | rgvmodectl & MEMMODE_SWMODE_EN ? "yes" : "no"); | |
1097 | seq_printf(m, "Gated voltage change: %s\n", | |
1098 | rgvmodectl & MEMMODE_RCLK_GATE ? "yes" : "no"); | |
1099 | seq_printf(m, "Starting frequency: P%d\n", | |
1100 | (rgvmodectl & MEMMODE_FSTART_MASK) >> MEMMODE_FSTART_SHIFT); | |
7648fa99 | 1101 | seq_printf(m, "Max P-state: P%d\n", |
f97108d1 | 1102 | (rgvmodectl & MEMMODE_FMAX_MASK) >> MEMMODE_FMAX_SHIFT); |
7648fa99 JB |
1103 | seq_printf(m, "Min P-state: P%d\n", (rgvmodectl & MEMMODE_FMIN_MASK)); |
1104 | seq_printf(m, "RS1 VID: %d\n", (crstandvid & 0x3f)); | |
1105 | seq_printf(m, "RS2 VID: %d\n", ((crstandvid >> 8) & 0x3f)); | |
1106 | seq_printf(m, "Render standby enabled: %s\n", | |
1107 | (rstdbyctl & RCX_SW_EXIT) ? "no" : "yes"); | |
88271da3 JB |
1108 | seq_printf(m, "Current RS state: "); |
1109 | switch (rstdbyctl & RSX_STATUS_MASK) { | |
1110 | case RSX_STATUS_ON: | |
1111 | seq_printf(m, "on\n"); | |
1112 | break; | |
1113 | case RSX_STATUS_RC1: | |
1114 | seq_printf(m, "RC1\n"); | |
1115 | break; | |
1116 | case RSX_STATUS_RC1E: | |
1117 | seq_printf(m, "RC1E\n"); | |
1118 | break; | |
1119 | case RSX_STATUS_RS1: | |
1120 | seq_printf(m, "RS1\n"); | |
1121 | break; | |
1122 | case RSX_STATUS_RS2: | |
1123 | seq_printf(m, "RS2 (RC6)\n"); | |
1124 | break; | |
1125 | case RSX_STATUS_RS3: | |
1126 | seq_printf(m, "RC3 (RC6+)\n"); | |
1127 | break; | |
1128 | default: | |
1129 | seq_printf(m, "unknown\n"); | |
1130 | break; | |
1131 | } | |
f97108d1 JB |
1132 | |
1133 | return 0; | |
1134 | } | |
1135 | ||
4d85529d BW |
1136 | static int gen6_drpc_info(struct seq_file *m) |
1137 | { | |
1138 | ||
1139 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
1140 | struct drm_device *dev = node->minor->dev; | |
1141 | struct drm_i915_private *dev_priv = dev->dev_private; | |
ecd8faea | 1142 | u32 rpmodectl1, gt_core_status, rcctl1, rc6vids = 0; |
93b525dc | 1143 | unsigned forcewake_count; |
4d85529d BW |
1144 | int count=0, ret; |
1145 | ||
1146 | ||
1147 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
1148 | if (ret) | |
1149 | return ret; | |
1150 | ||
93b525dc DV |
1151 | spin_lock_irq(&dev_priv->gt_lock); |
1152 | forcewake_count = dev_priv->forcewake_count; | |
1153 | spin_unlock_irq(&dev_priv->gt_lock); | |
1154 | ||
1155 | if (forcewake_count) { | |
1156 | seq_printf(m, "RC information inaccurate because somebody " | |
1157 | "holds a forcewake reference \n"); | |
4d85529d BW |
1158 | } else { |
1159 | /* NB: we cannot use forcewake, else we read the wrong values */ | |
1160 | while (count++ < 50 && (I915_READ_NOTRACE(FORCEWAKE_ACK) & 1)) | |
1161 | udelay(10); | |
1162 | seq_printf(m, "RC information accurate: %s\n", yesno(count < 51)); | |
1163 | } | |
1164 | ||
1165 | gt_core_status = readl(dev_priv->regs + GEN6_GT_CORE_STATUS); | |
1166 | trace_i915_reg_rw(false, GEN6_GT_CORE_STATUS, gt_core_status, 4); | |
1167 | ||
1168 | rpmodectl1 = I915_READ(GEN6_RP_CONTROL); | |
1169 | rcctl1 = I915_READ(GEN6_RC_CONTROL); | |
1170 | mutex_unlock(&dev->struct_mutex); | |
44cbd338 BW |
1171 | mutex_lock(&dev_priv->rps.hw_lock); |
1172 | sandybridge_pcode_read(dev_priv, GEN6_PCODE_READ_RC6VIDS, &rc6vids); | |
1173 | mutex_unlock(&dev_priv->rps.hw_lock); | |
4d85529d BW |
1174 | |
1175 | seq_printf(m, "Video Turbo Mode: %s\n", | |
1176 | yesno(rpmodectl1 & GEN6_RP_MEDIA_TURBO)); | |
1177 | seq_printf(m, "HW control enabled: %s\n", | |
1178 | yesno(rpmodectl1 & GEN6_RP_ENABLE)); | |
1179 | seq_printf(m, "SW control enabled: %s\n", | |
1180 | yesno((rpmodectl1 & GEN6_RP_MEDIA_MODE_MASK) == | |
1181 | GEN6_RP_MEDIA_SW_MODE)); | |
fff24e21 | 1182 | seq_printf(m, "RC1e Enabled: %s\n", |
4d85529d BW |
1183 | yesno(rcctl1 & GEN6_RC_CTL_RC1e_ENABLE)); |
1184 | seq_printf(m, "RC6 Enabled: %s\n", | |
1185 | yesno(rcctl1 & GEN6_RC_CTL_RC6_ENABLE)); | |
1186 | seq_printf(m, "Deep RC6 Enabled: %s\n", | |
1187 | yesno(rcctl1 & GEN6_RC_CTL_RC6p_ENABLE)); | |
1188 | seq_printf(m, "Deepest RC6 Enabled: %s\n", | |
1189 | yesno(rcctl1 & GEN6_RC_CTL_RC6pp_ENABLE)); | |
1190 | seq_printf(m, "Current RC state: "); | |
1191 | switch (gt_core_status & GEN6_RCn_MASK) { | |
1192 | case GEN6_RC0: | |
1193 | if (gt_core_status & GEN6_CORE_CPD_STATE_MASK) | |
1194 | seq_printf(m, "Core Power Down\n"); | |
1195 | else | |
1196 | seq_printf(m, "on\n"); | |
1197 | break; | |
1198 | case GEN6_RC3: | |
1199 | seq_printf(m, "RC3\n"); | |
1200 | break; | |
1201 | case GEN6_RC6: | |
1202 | seq_printf(m, "RC6\n"); | |
1203 | break; | |
1204 | case GEN6_RC7: | |
1205 | seq_printf(m, "RC7\n"); | |
1206 | break; | |
1207 | default: | |
1208 | seq_printf(m, "Unknown\n"); | |
1209 | break; | |
1210 | } | |
1211 | ||
1212 | seq_printf(m, "Core Power Down: %s\n", | |
1213 | yesno(gt_core_status & GEN6_CORE_CPD_STATE_MASK)); | |
cce66a28 BW |
1214 | |
1215 | /* Not exactly sure what this is */ | |
1216 | seq_printf(m, "RC6 \"Locked to RPn\" residency since boot: %u\n", | |
1217 | I915_READ(GEN6_GT_GFX_RC6_LOCKED)); | |
1218 | seq_printf(m, "RC6 residency since boot: %u\n", | |
1219 | I915_READ(GEN6_GT_GFX_RC6)); | |
1220 | seq_printf(m, "RC6+ residency since boot: %u\n", | |
1221 | I915_READ(GEN6_GT_GFX_RC6p)); | |
1222 | seq_printf(m, "RC6++ residency since boot: %u\n", | |
1223 | I915_READ(GEN6_GT_GFX_RC6pp)); | |
1224 | ||
ecd8faea BW |
1225 | seq_printf(m, "RC6 voltage: %dmV\n", |
1226 | GEN6_DECODE_RC6_VID(((rc6vids >> 0) & 0xff))); | |
1227 | seq_printf(m, "RC6+ voltage: %dmV\n", | |
1228 | GEN6_DECODE_RC6_VID(((rc6vids >> 8) & 0xff))); | |
1229 | seq_printf(m, "RC6++ voltage: %dmV\n", | |
1230 | GEN6_DECODE_RC6_VID(((rc6vids >> 16) & 0xff))); | |
4d85529d BW |
1231 | return 0; |
1232 | } | |
1233 | ||
1234 | static int i915_drpc_info(struct seq_file *m, void *unused) | |
1235 | { | |
1236 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
1237 | struct drm_device *dev = node->minor->dev; | |
1238 | ||
1239 | if (IS_GEN6(dev) || IS_GEN7(dev)) | |
1240 | return gen6_drpc_info(m); | |
1241 | else | |
1242 | return ironlake_drpc_info(m); | |
1243 | } | |
1244 | ||
b5e50c3f JB |
1245 | static int i915_fbc_status(struct seq_file *m, void *unused) |
1246 | { | |
1247 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
1248 | struct drm_device *dev = node->minor->dev; | |
b5e50c3f | 1249 | drm_i915_private_t *dev_priv = dev->dev_private; |
b5e50c3f | 1250 | |
ee5382ae | 1251 | if (!I915_HAS_FBC(dev)) { |
b5e50c3f JB |
1252 | seq_printf(m, "FBC unsupported on this chipset\n"); |
1253 | return 0; | |
1254 | } | |
1255 | ||
ee5382ae | 1256 | if (intel_fbc_enabled(dev)) { |
b5e50c3f JB |
1257 | seq_printf(m, "FBC enabled\n"); |
1258 | } else { | |
1259 | seq_printf(m, "FBC disabled: "); | |
1260 | switch (dev_priv->no_fbc_reason) { | |
bed4a673 CW |
1261 | case FBC_NO_OUTPUT: |
1262 | seq_printf(m, "no outputs"); | |
1263 | break; | |
b5e50c3f JB |
1264 | case FBC_STOLEN_TOO_SMALL: |
1265 | seq_printf(m, "not enough stolen memory"); | |
1266 | break; | |
1267 | case FBC_UNSUPPORTED_MODE: | |
1268 | seq_printf(m, "mode not supported"); | |
1269 | break; | |
1270 | case FBC_MODE_TOO_LARGE: | |
1271 | seq_printf(m, "mode too large"); | |
1272 | break; | |
1273 | case FBC_BAD_PLANE: | |
1274 | seq_printf(m, "FBC unsupported on plane"); | |
1275 | break; | |
1276 | case FBC_NOT_TILED: | |
1277 | seq_printf(m, "scanout buffer not tiled"); | |
1278 | break; | |
9c928d16 JB |
1279 | case FBC_MULTIPLE_PIPES: |
1280 | seq_printf(m, "multiple pipes are enabled"); | |
1281 | break; | |
c1a9f047 JB |
1282 | case FBC_MODULE_PARAM: |
1283 | seq_printf(m, "disabled per module param (default off)"); | |
1284 | break; | |
b5e50c3f JB |
1285 | default: |
1286 | seq_printf(m, "unknown reason"); | |
1287 | } | |
1288 | seq_printf(m, "\n"); | |
1289 | } | |
1290 | return 0; | |
1291 | } | |
1292 | ||
4a9bef37 JB |
1293 | static int i915_sr_status(struct seq_file *m, void *unused) |
1294 | { | |
1295 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
1296 | struct drm_device *dev = node->minor->dev; | |
1297 | drm_i915_private_t *dev_priv = dev->dev_private; | |
1298 | bool sr_enabled = false; | |
1299 | ||
1398261a | 1300 | if (HAS_PCH_SPLIT(dev)) |
5ba2aaaa | 1301 | sr_enabled = I915_READ(WM1_LP_ILK) & WM1_LP_SR_EN; |
a6c45cf0 | 1302 | else if (IS_CRESTLINE(dev) || IS_I945G(dev) || IS_I945GM(dev)) |
4a9bef37 JB |
1303 | sr_enabled = I915_READ(FW_BLC_SELF) & FW_BLC_SELF_EN; |
1304 | else if (IS_I915GM(dev)) | |
1305 | sr_enabled = I915_READ(INSTPM) & INSTPM_SELF_EN; | |
1306 | else if (IS_PINEVIEW(dev)) | |
1307 | sr_enabled = I915_READ(DSPFW3) & PINEVIEW_SELF_REFRESH_EN; | |
1308 | ||
5ba2aaaa CW |
1309 | seq_printf(m, "self-refresh: %s\n", |
1310 | sr_enabled ? "enabled" : "disabled"); | |
4a9bef37 JB |
1311 | |
1312 | return 0; | |
1313 | } | |
1314 | ||
7648fa99 JB |
1315 | static int i915_emon_status(struct seq_file *m, void *unused) |
1316 | { | |
1317 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
1318 | struct drm_device *dev = node->minor->dev; | |
1319 | drm_i915_private_t *dev_priv = dev->dev_private; | |
1320 | unsigned long temp, chipset, gfx; | |
de227ef0 CW |
1321 | int ret; |
1322 | ||
582be6b4 CW |
1323 | if (!IS_GEN5(dev)) |
1324 | return -ENODEV; | |
1325 | ||
de227ef0 CW |
1326 | ret = mutex_lock_interruptible(&dev->struct_mutex); |
1327 | if (ret) | |
1328 | return ret; | |
7648fa99 JB |
1329 | |
1330 | temp = i915_mch_val(dev_priv); | |
1331 | chipset = i915_chipset_val(dev_priv); | |
1332 | gfx = i915_gfx_val(dev_priv); | |
de227ef0 | 1333 | mutex_unlock(&dev->struct_mutex); |
7648fa99 JB |
1334 | |
1335 | seq_printf(m, "GMCH temp: %ld\n", temp); | |
1336 | seq_printf(m, "Chipset power: %ld\n", chipset); | |
1337 | seq_printf(m, "GFX power: %ld\n", gfx); | |
1338 | seq_printf(m, "Total power: %ld\n", chipset + gfx); | |
1339 | ||
1340 | return 0; | |
1341 | } | |
1342 | ||
23b2f8bb JB |
1343 | static int i915_ring_freq_table(struct seq_file *m, void *unused) |
1344 | { | |
1345 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
1346 | struct drm_device *dev = node->minor->dev; | |
1347 | drm_i915_private_t *dev_priv = dev->dev_private; | |
1348 | int ret; | |
1349 | int gpu_freq, ia_freq; | |
1350 | ||
1c70c0ce | 1351 | if (!(IS_GEN6(dev) || IS_GEN7(dev))) { |
23b2f8bb JB |
1352 | seq_printf(m, "unsupported on this chipset\n"); |
1353 | return 0; | |
1354 | } | |
1355 | ||
4fc688ce | 1356 | ret = mutex_lock_interruptible(&dev_priv->rps.hw_lock); |
23b2f8bb JB |
1357 | if (ret) |
1358 | return ret; | |
1359 | ||
3ebecd07 | 1360 | seq_printf(m, "GPU freq (MHz)\tEffective CPU freq (MHz)\tEffective Ring freq (MHz)\n"); |
23b2f8bb | 1361 | |
c6a828d3 DV |
1362 | for (gpu_freq = dev_priv->rps.min_delay; |
1363 | gpu_freq <= dev_priv->rps.max_delay; | |
23b2f8bb | 1364 | gpu_freq++) { |
42c0526c BW |
1365 | ia_freq = gpu_freq; |
1366 | sandybridge_pcode_read(dev_priv, | |
1367 | GEN6_PCODE_READ_MIN_FREQ_TABLE, | |
1368 | &ia_freq); | |
3ebecd07 CW |
1369 | seq_printf(m, "%d\t\t%d\t\t\t\t%d\n", |
1370 | gpu_freq * GT_FREQUENCY_MULTIPLIER, | |
1371 | ((ia_freq >> 0) & 0xff) * 100, | |
1372 | ((ia_freq >> 8) & 0xff) * 100); | |
23b2f8bb JB |
1373 | } |
1374 | ||
4fc688ce | 1375 | mutex_unlock(&dev_priv->rps.hw_lock); |
23b2f8bb JB |
1376 | |
1377 | return 0; | |
1378 | } | |
1379 | ||
7648fa99 JB |
1380 | static int i915_gfxec(struct seq_file *m, void *unused) |
1381 | { | |
1382 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
1383 | struct drm_device *dev = node->minor->dev; | |
1384 | drm_i915_private_t *dev_priv = dev->dev_private; | |
616fdb5a BW |
1385 | int ret; |
1386 | ||
1387 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
1388 | if (ret) | |
1389 | return ret; | |
7648fa99 JB |
1390 | |
1391 | seq_printf(m, "GFXEC: %ld\n", (unsigned long)I915_READ(0x112f4)); | |
1392 | ||
616fdb5a BW |
1393 | mutex_unlock(&dev->struct_mutex); |
1394 | ||
7648fa99 JB |
1395 | return 0; |
1396 | } | |
1397 | ||
44834a67 CW |
1398 | static int i915_opregion(struct seq_file *m, void *unused) |
1399 | { | |
1400 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
1401 | struct drm_device *dev = node->minor->dev; | |
1402 | drm_i915_private_t *dev_priv = dev->dev_private; | |
1403 | struct intel_opregion *opregion = &dev_priv->opregion; | |
0d38f009 | 1404 | void *data = kmalloc(OPREGION_SIZE, GFP_KERNEL); |
44834a67 CW |
1405 | int ret; |
1406 | ||
0d38f009 DV |
1407 | if (data == NULL) |
1408 | return -ENOMEM; | |
1409 | ||
44834a67 CW |
1410 | ret = mutex_lock_interruptible(&dev->struct_mutex); |
1411 | if (ret) | |
0d38f009 | 1412 | goto out; |
44834a67 | 1413 | |
0d38f009 DV |
1414 | if (opregion->header) { |
1415 | memcpy_fromio(data, opregion->header, OPREGION_SIZE); | |
1416 | seq_write(m, data, OPREGION_SIZE); | |
1417 | } | |
44834a67 CW |
1418 | |
1419 | mutex_unlock(&dev->struct_mutex); | |
1420 | ||
0d38f009 DV |
1421 | out: |
1422 | kfree(data); | |
44834a67 CW |
1423 | return 0; |
1424 | } | |
1425 | ||
37811fcc CW |
1426 | static int i915_gem_framebuffer_info(struct seq_file *m, void *data) |
1427 | { | |
1428 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
1429 | struct drm_device *dev = node->minor->dev; | |
1430 | drm_i915_private_t *dev_priv = dev->dev_private; | |
1431 | struct intel_fbdev *ifbdev; | |
1432 | struct intel_framebuffer *fb; | |
1433 | int ret; | |
1434 | ||
1435 | ret = mutex_lock_interruptible(&dev->mode_config.mutex); | |
1436 | if (ret) | |
1437 | return ret; | |
1438 | ||
1439 | ifbdev = dev_priv->fbdev; | |
1440 | fb = to_intel_framebuffer(ifbdev->helper.fb); | |
1441 | ||
623f9783 | 1442 | seq_printf(m, "fbcon size: %d x %d, depth %d, %d bpp, refcount %d, obj ", |
37811fcc CW |
1443 | fb->base.width, |
1444 | fb->base.height, | |
1445 | fb->base.depth, | |
623f9783 DV |
1446 | fb->base.bits_per_pixel, |
1447 | atomic_read(&fb->base.refcount.refcount)); | |
05394f39 | 1448 | describe_obj(m, fb->obj); |
37811fcc | 1449 | seq_printf(m, "\n"); |
4b096ac1 | 1450 | mutex_unlock(&dev->mode_config.mutex); |
37811fcc | 1451 | |
4b096ac1 | 1452 | mutex_lock(&dev->mode_config.fb_lock); |
37811fcc CW |
1453 | list_for_each_entry(fb, &dev->mode_config.fb_list, base.head) { |
1454 | if (&fb->base == ifbdev->helper.fb) | |
1455 | continue; | |
1456 | ||
623f9783 | 1457 | seq_printf(m, "user size: %d x %d, depth %d, %d bpp, refcount %d, obj ", |
37811fcc CW |
1458 | fb->base.width, |
1459 | fb->base.height, | |
1460 | fb->base.depth, | |
623f9783 DV |
1461 | fb->base.bits_per_pixel, |
1462 | atomic_read(&fb->base.refcount.refcount)); | |
05394f39 | 1463 | describe_obj(m, fb->obj); |
37811fcc CW |
1464 | seq_printf(m, "\n"); |
1465 | } | |
4b096ac1 | 1466 | mutex_unlock(&dev->mode_config.fb_lock); |
37811fcc CW |
1467 | |
1468 | return 0; | |
1469 | } | |
1470 | ||
e76d3630 BW |
1471 | static int i915_context_status(struct seq_file *m, void *unused) |
1472 | { | |
1473 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
1474 | struct drm_device *dev = node->minor->dev; | |
1475 | drm_i915_private_t *dev_priv = dev->dev_private; | |
a168c293 BW |
1476 | struct intel_ring_buffer *ring; |
1477 | int ret, i; | |
e76d3630 BW |
1478 | |
1479 | ret = mutex_lock_interruptible(&dev->mode_config.mutex); | |
1480 | if (ret) | |
1481 | return ret; | |
1482 | ||
3e373948 | 1483 | if (dev_priv->ips.pwrctx) { |
dc501fbc | 1484 | seq_printf(m, "power context "); |
3e373948 | 1485 | describe_obj(m, dev_priv->ips.pwrctx); |
dc501fbc BW |
1486 | seq_printf(m, "\n"); |
1487 | } | |
e76d3630 | 1488 | |
3e373948 | 1489 | if (dev_priv->ips.renderctx) { |
dc501fbc | 1490 | seq_printf(m, "render context "); |
3e373948 | 1491 | describe_obj(m, dev_priv->ips.renderctx); |
dc501fbc BW |
1492 | seq_printf(m, "\n"); |
1493 | } | |
e76d3630 | 1494 | |
a168c293 BW |
1495 | for_each_ring(ring, dev_priv, i) { |
1496 | if (ring->default_context) { | |
1497 | seq_printf(m, "HW default context %s ring ", ring->name); | |
1498 | describe_obj(m, ring->default_context->obj); | |
1499 | seq_printf(m, "\n"); | |
1500 | } | |
1501 | } | |
1502 | ||
e76d3630 BW |
1503 | mutex_unlock(&dev->mode_config.mutex); |
1504 | ||
1505 | return 0; | |
1506 | } | |
1507 | ||
6d794d42 BW |
1508 | static int i915_gen6_forcewake_count_info(struct seq_file *m, void *data) |
1509 | { | |
1510 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
1511 | struct drm_device *dev = node->minor->dev; | |
1512 | struct drm_i915_private *dev_priv = dev->dev_private; | |
9f1f46a4 | 1513 | unsigned forcewake_count; |
6d794d42 | 1514 | |
9f1f46a4 DV |
1515 | spin_lock_irq(&dev_priv->gt_lock); |
1516 | forcewake_count = dev_priv->forcewake_count; | |
1517 | spin_unlock_irq(&dev_priv->gt_lock); | |
6d794d42 | 1518 | |
9f1f46a4 | 1519 | seq_printf(m, "forcewake count = %u\n", forcewake_count); |
6d794d42 BW |
1520 | |
1521 | return 0; | |
1522 | } | |
1523 | ||
ea16a3cd DV |
1524 | static const char *swizzle_string(unsigned swizzle) |
1525 | { | |
1526 | switch(swizzle) { | |
1527 | case I915_BIT_6_SWIZZLE_NONE: | |
1528 | return "none"; | |
1529 | case I915_BIT_6_SWIZZLE_9: | |
1530 | return "bit9"; | |
1531 | case I915_BIT_6_SWIZZLE_9_10: | |
1532 | return "bit9/bit10"; | |
1533 | case I915_BIT_6_SWIZZLE_9_11: | |
1534 | return "bit9/bit11"; | |
1535 | case I915_BIT_6_SWIZZLE_9_10_11: | |
1536 | return "bit9/bit10/bit11"; | |
1537 | case I915_BIT_6_SWIZZLE_9_17: | |
1538 | return "bit9/bit17"; | |
1539 | case I915_BIT_6_SWIZZLE_9_10_17: | |
1540 | return "bit9/bit10/bit17"; | |
1541 | case I915_BIT_6_SWIZZLE_UNKNOWN: | |
8a168ca7 | 1542 | return "unknown"; |
ea16a3cd DV |
1543 | } |
1544 | ||
1545 | return "bug"; | |
1546 | } | |
1547 | ||
1548 | static int i915_swizzle_info(struct seq_file *m, void *data) | |
1549 | { | |
1550 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
1551 | struct drm_device *dev = node->minor->dev; | |
1552 | struct drm_i915_private *dev_priv = dev->dev_private; | |
22bcfc6a DV |
1553 | int ret; |
1554 | ||
1555 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
1556 | if (ret) | |
1557 | return ret; | |
ea16a3cd | 1558 | |
ea16a3cd DV |
1559 | seq_printf(m, "bit6 swizzle for X-tiling = %s\n", |
1560 | swizzle_string(dev_priv->mm.bit_6_swizzle_x)); | |
1561 | seq_printf(m, "bit6 swizzle for Y-tiling = %s\n", | |
1562 | swizzle_string(dev_priv->mm.bit_6_swizzle_y)); | |
1563 | ||
1564 | if (IS_GEN3(dev) || IS_GEN4(dev)) { | |
1565 | seq_printf(m, "DDC = 0x%08x\n", | |
1566 | I915_READ(DCC)); | |
1567 | seq_printf(m, "C0DRB3 = 0x%04x\n", | |
1568 | I915_READ16(C0DRB3)); | |
1569 | seq_printf(m, "C1DRB3 = 0x%04x\n", | |
1570 | I915_READ16(C1DRB3)); | |
3fa7d235 DV |
1571 | } else if (IS_GEN6(dev) || IS_GEN7(dev)) { |
1572 | seq_printf(m, "MAD_DIMM_C0 = 0x%08x\n", | |
1573 | I915_READ(MAD_DIMM_C0)); | |
1574 | seq_printf(m, "MAD_DIMM_C1 = 0x%08x\n", | |
1575 | I915_READ(MAD_DIMM_C1)); | |
1576 | seq_printf(m, "MAD_DIMM_C2 = 0x%08x\n", | |
1577 | I915_READ(MAD_DIMM_C2)); | |
1578 | seq_printf(m, "TILECTL = 0x%08x\n", | |
1579 | I915_READ(TILECTL)); | |
1580 | seq_printf(m, "ARB_MODE = 0x%08x\n", | |
1581 | I915_READ(ARB_MODE)); | |
1582 | seq_printf(m, "DISP_ARB_CTL = 0x%08x\n", | |
1583 | I915_READ(DISP_ARB_CTL)); | |
ea16a3cd DV |
1584 | } |
1585 | mutex_unlock(&dev->struct_mutex); | |
1586 | ||
1587 | return 0; | |
1588 | } | |
1589 | ||
3cf17fc5 DV |
1590 | static int i915_ppgtt_info(struct seq_file *m, void *data) |
1591 | { | |
1592 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
1593 | struct drm_device *dev = node->minor->dev; | |
1594 | struct drm_i915_private *dev_priv = dev->dev_private; | |
1595 | struct intel_ring_buffer *ring; | |
1596 | int i, ret; | |
1597 | ||
1598 | ||
1599 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
1600 | if (ret) | |
1601 | return ret; | |
1602 | if (INTEL_INFO(dev)->gen == 6) | |
1603 | seq_printf(m, "GFX_MODE: 0x%08x\n", I915_READ(GFX_MODE)); | |
1604 | ||
a2c7f6fd | 1605 | for_each_ring(ring, dev_priv, i) { |
3cf17fc5 DV |
1606 | seq_printf(m, "%s\n", ring->name); |
1607 | if (INTEL_INFO(dev)->gen == 7) | |
1608 | seq_printf(m, "GFX_MODE: 0x%08x\n", I915_READ(RING_MODE_GEN7(ring))); | |
1609 | seq_printf(m, "PP_DIR_BASE: 0x%08x\n", I915_READ(RING_PP_DIR_BASE(ring))); | |
1610 | seq_printf(m, "PP_DIR_BASE_READ: 0x%08x\n", I915_READ(RING_PP_DIR_BASE_READ(ring))); | |
1611 | seq_printf(m, "PP_DIR_DCLV: 0x%08x\n", I915_READ(RING_PP_DIR_DCLV(ring))); | |
1612 | } | |
1613 | if (dev_priv->mm.aliasing_ppgtt) { | |
1614 | struct i915_hw_ppgtt *ppgtt = dev_priv->mm.aliasing_ppgtt; | |
1615 | ||
1616 | seq_printf(m, "aliasing PPGTT:\n"); | |
1617 | seq_printf(m, "pd gtt offset: 0x%08x\n", ppgtt->pd_offset); | |
1618 | } | |
1619 | seq_printf(m, "ECOCHK: 0x%08x\n", I915_READ(GAM_ECOCHK)); | |
1620 | mutex_unlock(&dev->struct_mutex); | |
1621 | ||
1622 | return 0; | |
1623 | } | |
1624 | ||
57f350b6 JB |
1625 | static int i915_dpio_info(struct seq_file *m, void *data) |
1626 | { | |
1627 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
1628 | struct drm_device *dev = node->minor->dev; | |
1629 | struct drm_i915_private *dev_priv = dev->dev_private; | |
1630 | int ret; | |
1631 | ||
1632 | ||
1633 | if (!IS_VALLEYVIEW(dev)) { | |
1634 | seq_printf(m, "unsupported\n"); | |
1635 | return 0; | |
1636 | } | |
1637 | ||
09153000 | 1638 | ret = mutex_lock_interruptible(&dev_priv->dpio_lock); |
57f350b6 JB |
1639 | if (ret) |
1640 | return ret; | |
1641 | ||
1642 | seq_printf(m, "DPIO_CTL: 0x%08x\n", I915_READ(DPIO_CTL)); | |
1643 | ||
1644 | seq_printf(m, "DPIO_DIV_A: 0x%08x\n", | |
1645 | intel_dpio_read(dev_priv, _DPIO_DIV_A)); | |
1646 | seq_printf(m, "DPIO_DIV_B: 0x%08x\n", | |
1647 | intel_dpio_read(dev_priv, _DPIO_DIV_B)); | |
1648 | ||
1649 | seq_printf(m, "DPIO_REFSFR_A: 0x%08x\n", | |
1650 | intel_dpio_read(dev_priv, _DPIO_REFSFR_A)); | |
1651 | seq_printf(m, "DPIO_REFSFR_B: 0x%08x\n", | |
1652 | intel_dpio_read(dev_priv, _DPIO_REFSFR_B)); | |
1653 | ||
1654 | seq_printf(m, "DPIO_CORE_CLK_A: 0x%08x\n", | |
1655 | intel_dpio_read(dev_priv, _DPIO_CORE_CLK_A)); | |
1656 | seq_printf(m, "DPIO_CORE_CLK_B: 0x%08x\n", | |
1657 | intel_dpio_read(dev_priv, _DPIO_CORE_CLK_B)); | |
1658 | ||
1659 | seq_printf(m, "DPIO_LFP_COEFF_A: 0x%08x\n", | |
1660 | intel_dpio_read(dev_priv, _DPIO_LFP_COEFF_A)); | |
1661 | seq_printf(m, "DPIO_LFP_COEFF_B: 0x%08x\n", | |
1662 | intel_dpio_read(dev_priv, _DPIO_LFP_COEFF_B)); | |
1663 | ||
1664 | seq_printf(m, "DPIO_FASTCLK_DISABLE: 0x%08x\n", | |
1665 | intel_dpio_read(dev_priv, DPIO_FASTCLK_DISABLE)); | |
1666 | ||
09153000 | 1667 | mutex_unlock(&dev_priv->dpio_lock); |
57f350b6 JB |
1668 | |
1669 | return 0; | |
1670 | } | |
1671 | ||
647416f9 KC |
1672 | static int |
1673 | i915_wedged_get(void *data, u64 *val) | |
f3cd474b | 1674 | { |
647416f9 | 1675 | struct drm_device *dev = data; |
f3cd474b | 1676 | drm_i915_private_t *dev_priv = dev->dev_private; |
f3cd474b | 1677 | |
647416f9 | 1678 | *val = atomic_read(&dev_priv->gpu_error.reset_counter); |
f3cd474b | 1679 | |
647416f9 | 1680 | return 0; |
f3cd474b CW |
1681 | } |
1682 | ||
647416f9 KC |
1683 | static int |
1684 | i915_wedged_set(void *data, u64 val) | |
f3cd474b | 1685 | { |
647416f9 | 1686 | struct drm_device *dev = data; |
f3cd474b | 1687 | |
647416f9 | 1688 | DRM_INFO("Manually setting wedged to %llu\n", val); |
527f9e90 | 1689 | i915_handle_error(dev, val); |
f3cd474b | 1690 | |
647416f9 | 1691 | return 0; |
f3cd474b CW |
1692 | } |
1693 | ||
647416f9 KC |
1694 | DEFINE_SIMPLE_ATTRIBUTE(i915_wedged_fops, |
1695 | i915_wedged_get, i915_wedged_set, | |
3a3b4f98 | 1696 | "%llu\n"); |
f3cd474b | 1697 | |
647416f9 KC |
1698 | static int |
1699 | i915_ring_stop_get(void *data, u64 *val) | |
e5eb3d63 | 1700 | { |
647416f9 | 1701 | struct drm_device *dev = data; |
e5eb3d63 | 1702 | drm_i915_private_t *dev_priv = dev->dev_private; |
e5eb3d63 | 1703 | |
647416f9 | 1704 | *val = dev_priv->gpu_error.stop_rings; |
e5eb3d63 | 1705 | |
647416f9 | 1706 | return 0; |
e5eb3d63 DV |
1707 | } |
1708 | ||
647416f9 KC |
1709 | static int |
1710 | i915_ring_stop_set(void *data, u64 val) | |
e5eb3d63 | 1711 | { |
647416f9 | 1712 | struct drm_device *dev = data; |
e5eb3d63 | 1713 | struct drm_i915_private *dev_priv = dev->dev_private; |
647416f9 | 1714 | int ret; |
e5eb3d63 | 1715 | |
647416f9 | 1716 | DRM_DEBUG_DRIVER("Stopping rings 0x%08llx\n", val); |
e5eb3d63 | 1717 | |
22bcfc6a DV |
1718 | ret = mutex_lock_interruptible(&dev->struct_mutex); |
1719 | if (ret) | |
1720 | return ret; | |
1721 | ||
99584db3 | 1722 | dev_priv->gpu_error.stop_rings = val; |
e5eb3d63 DV |
1723 | mutex_unlock(&dev->struct_mutex); |
1724 | ||
647416f9 | 1725 | return 0; |
e5eb3d63 DV |
1726 | } |
1727 | ||
647416f9 KC |
1728 | DEFINE_SIMPLE_ATTRIBUTE(i915_ring_stop_fops, |
1729 | i915_ring_stop_get, i915_ring_stop_set, | |
1730 | "0x%08llx\n"); | |
d5442303 | 1731 | |
dd624afd CW |
1732 | #define DROP_UNBOUND 0x1 |
1733 | #define DROP_BOUND 0x2 | |
1734 | #define DROP_RETIRE 0x4 | |
1735 | #define DROP_ACTIVE 0x8 | |
1736 | #define DROP_ALL (DROP_UNBOUND | \ | |
1737 | DROP_BOUND | \ | |
1738 | DROP_RETIRE | \ | |
1739 | DROP_ACTIVE) | |
647416f9 KC |
1740 | static int |
1741 | i915_drop_caches_get(void *data, u64 *val) | |
dd624afd | 1742 | { |
647416f9 | 1743 | *val = DROP_ALL; |
dd624afd | 1744 | |
647416f9 | 1745 | return 0; |
dd624afd CW |
1746 | } |
1747 | ||
647416f9 KC |
1748 | static int |
1749 | i915_drop_caches_set(void *data, u64 val) | |
dd624afd | 1750 | { |
647416f9 | 1751 | struct drm_device *dev = data; |
dd624afd CW |
1752 | struct drm_i915_private *dev_priv = dev->dev_private; |
1753 | struct drm_i915_gem_object *obj, *next; | |
647416f9 | 1754 | int ret; |
dd624afd | 1755 | |
647416f9 | 1756 | DRM_DEBUG_DRIVER("Dropping caches: 0x%08llx\n", val); |
dd624afd CW |
1757 | |
1758 | /* No need to check and wait for gpu resets, only libdrm auto-restarts | |
1759 | * on ioctls on -EAGAIN. */ | |
1760 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
1761 | if (ret) | |
1762 | return ret; | |
1763 | ||
1764 | if (val & DROP_ACTIVE) { | |
1765 | ret = i915_gpu_idle(dev); | |
1766 | if (ret) | |
1767 | goto unlock; | |
1768 | } | |
1769 | ||
1770 | if (val & (DROP_RETIRE | DROP_ACTIVE)) | |
1771 | i915_gem_retire_requests(dev); | |
1772 | ||
1773 | if (val & DROP_BOUND) { | |
1774 | list_for_each_entry_safe(obj, next, &dev_priv->mm.inactive_list, mm_list) | |
1775 | if (obj->pin_count == 0) { | |
1776 | ret = i915_gem_object_unbind(obj); | |
1777 | if (ret) | |
1778 | goto unlock; | |
1779 | } | |
1780 | } | |
1781 | ||
1782 | if (val & DROP_UNBOUND) { | |
1783 | list_for_each_entry_safe(obj, next, &dev_priv->mm.unbound_list, gtt_list) | |
1784 | if (obj->pages_pin_count == 0) { | |
1785 | ret = i915_gem_object_put_pages(obj); | |
1786 | if (ret) | |
1787 | goto unlock; | |
1788 | } | |
1789 | } | |
1790 | ||
1791 | unlock: | |
1792 | mutex_unlock(&dev->struct_mutex); | |
1793 | ||
647416f9 | 1794 | return ret; |
dd624afd CW |
1795 | } |
1796 | ||
647416f9 KC |
1797 | DEFINE_SIMPLE_ATTRIBUTE(i915_drop_caches_fops, |
1798 | i915_drop_caches_get, i915_drop_caches_set, | |
1799 | "0x%08llx\n"); | |
dd624afd | 1800 | |
647416f9 KC |
1801 | static int |
1802 | i915_max_freq_get(void *data, u64 *val) | |
358733e9 | 1803 | { |
647416f9 | 1804 | struct drm_device *dev = data; |
358733e9 | 1805 | drm_i915_private_t *dev_priv = dev->dev_private; |
647416f9 | 1806 | int ret; |
004777cb DV |
1807 | |
1808 | if (!(IS_GEN6(dev) || IS_GEN7(dev))) | |
1809 | return -ENODEV; | |
1810 | ||
4fc688ce | 1811 | ret = mutex_lock_interruptible(&dev_priv->rps.hw_lock); |
004777cb DV |
1812 | if (ret) |
1813 | return ret; | |
358733e9 | 1814 | |
647416f9 | 1815 | *val = dev_priv->rps.max_delay * GT_FREQUENCY_MULTIPLIER; |
4fc688ce | 1816 | mutex_unlock(&dev_priv->rps.hw_lock); |
358733e9 | 1817 | |
647416f9 | 1818 | return 0; |
358733e9 JB |
1819 | } |
1820 | ||
647416f9 KC |
1821 | static int |
1822 | i915_max_freq_set(void *data, u64 val) | |
358733e9 | 1823 | { |
647416f9 | 1824 | struct drm_device *dev = data; |
358733e9 | 1825 | struct drm_i915_private *dev_priv = dev->dev_private; |
647416f9 | 1826 | int ret; |
004777cb DV |
1827 | |
1828 | if (!(IS_GEN6(dev) || IS_GEN7(dev))) | |
1829 | return -ENODEV; | |
358733e9 | 1830 | |
647416f9 | 1831 | DRM_DEBUG_DRIVER("Manually setting max freq to %llu\n", val); |
358733e9 | 1832 | |
4fc688ce | 1833 | ret = mutex_lock_interruptible(&dev_priv->rps.hw_lock); |
004777cb DV |
1834 | if (ret) |
1835 | return ret; | |
1836 | ||
358733e9 JB |
1837 | /* |
1838 | * Turbo will still be enabled, but won't go above the set value. | |
1839 | */ | |
647416f9 KC |
1840 | do_div(val, GT_FREQUENCY_MULTIPLIER); |
1841 | dev_priv->rps.max_delay = val; | |
1842 | gen6_set_rps(dev, val); | |
4fc688ce | 1843 | mutex_unlock(&dev_priv->rps.hw_lock); |
358733e9 | 1844 | |
647416f9 | 1845 | return 0; |
358733e9 JB |
1846 | } |
1847 | ||
647416f9 KC |
1848 | DEFINE_SIMPLE_ATTRIBUTE(i915_max_freq_fops, |
1849 | i915_max_freq_get, i915_max_freq_set, | |
3a3b4f98 | 1850 | "%llu\n"); |
358733e9 | 1851 | |
647416f9 KC |
1852 | static int |
1853 | i915_min_freq_get(void *data, u64 *val) | |
1523c310 | 1854 | { |
647416f9 | 1855 | struct drm_device *dev = data; |
1523c310 | 1856 | drm_i915_private_t *dev_priv = dev->dev_private; |
647416f9 | 1857 | int ret; |
004777cb DV |
1858 | |
1859 | if (!(IS_GEN6(dev) || IS_GEN7(dev))) | |
1860 | return -ENODEV; | |
1861 | ||
4fc688ce | 1862 | ret = mutex_lock_interruptible(&dev_priv->rps.hw_lock); |
004777cb DV |
1863 | if (ret) |
1864 | return ret; | |
1523c310 | 1865 | |
647416f9 | 1866 | *val = dev_priv->rps.min_delay * GT_FREQUENCY_MULTIPLIER; |
4fc688ce | 1867 | mutex_unlock(&dev_priv->rps.hw_lock); |
1523c310 | 1868 | |
647416f9 | 1869 | return 0; |
1523c310 JB |
1870 | } |
1871 | ||
647416f9 KC |
1872 | static int |
1873 | i915_min_freq_set(void *data, u64 val) | |
1523c310 | 1874 | { |
647416f9 | 1875 | struct drm_device *dev = data; |
1523c310 | 1876 | struct drm_i915_private *dev_priv = dev->dev_private; |
647416f9 | 1877 | int ret; |
004777cb DV |
1878 | |
1879 | if (!(IS_GEN6(dev) || IS_GEN7(dev))) | |
1880 | return -ENODEV; | |
1523c310 | 1881 | |
647416f9 | 1882 | DRM_DEBUG_DRIVER("Manually setting min freq to %llu\n", val); |
1523c310 | 1883 | |
4fc688ce | 1884 | ret = mutex_lock_interruptible(&dev_priv->rps.hw_lock); |
004777cb DV |
1885 | if (ret) |
1886 | return ret; | |
1887 | ||
1523c310 JB |
1888 | /* |
1889 | * Turbo will still be enabled, but won't go below the set value. | |
1890 | */ | |
647416f9 KC |
1891 | do_div(val, GT_FREQUENCY_MULTIPLIER); |
1892 | dev_priv->rps.min_delay = val; | |
1893 | gen6_set_rps(dev, val); | |
4fc688ce | 1894 | mutex_unlock(&dev_priv->rps.hw_lock); |
1523c310 | 1895 | |
647416f9 | 1896 | return 0; |
1523c310 JB |
1897 | } |
1898 | ||
647416f9 KC |
1899 | DEFINE_SIMPLE_ATTRIBUTE(i915_min_freq_fops, |
1900 | i915_min_freq_get, i915_min_freq_set, | |
3a3b4f98 | 1901 | "%llu\n"); |
1523c310 | 1902 | |
647416f9 KC |
1903 | static int |
1904 | i915_cache_sharing_get(void *data, u64 *val) | |
07b7ddd9 | 1905 | { |
647416f9 | 1906 | struct drm_device *dev = data; |
07b7ddd9 | 1907 | drm_i915_private_t *dev_priv = dev->dev_private; |
07b7ddd9 | 1908 | u32 snpcr; |
647416f9 | 1909 | int ret; |
07b7ddd9 | 1910 | |
004777cb DV |
1911 | if (!(IS_GEN6(dev) || IS_GEN7(dev))) |
1912 | return -ENODEV; | |
1913 | ||
22bcfc6a DV |
1914 | ret = mutex_lock_interruptible(&dev->struct_mutex); |
1915 | if (ret) | |
1916 | return ret; | |
1917 | ||
07b7ddd9 JB |
1918 | snpcr = I915_READ(GEN6_MBCUNIT_SNPCR); |
1919 | mutex_unlock(&dev_priv->dev->struct_mutex); | |
1920 | ||
647416f9 | 1921 | *val = (snpcr & GEN6_MBC_SNPCR_MASK) >> GEN6_MBC_SNPCR_SHIFT; |
07b7ddd9 | 1922 | |
647416f9 | 1923 | return 0; |
07b7ddd9 JB |
1924 | } |
1925 | ||
647416f9 KC |
1926 | static int |
1927 | i915_cache_sharing_set(void *data, u64 val) | |
07b7ddd9 | 1928 | { |
647416f9 | 1929 | struct drm_device *dev = data; |
07b7ddd9 | 1930 | struct drm_i915_private *dev_priv = dev->dev_private; |
07b7ddd9 | 1931 | u32 snpcr; |
07b7ddd9 | 1932 | |
004777cb DV |
1933 | if (!(IS_GEN6(dev) || IS_GEN7(dev))) |
1934 | return -ENODEV; | |
1935 | ||
647416f9 | 1936 | if (val > 3) |
07b7ddd9 JB |
1937 | return -EINVAL; |
1938 | ||
647416f9 | 1939 | DRM_DEBUG_DRIVER("Manually setting uncore sharing to %llu\n", val); |
07b7ddd9 JB |
1940 | |
1941 | /* Update the cache sharing policy here as well */ | |
1942 | snpcr = I915_READ(GEN6_MBCUNIT_SNPCR); | |
1943 | snpcr &= ~GEN6_MBC_SNPCR_MASK; | |
1944 | snpcr |= (val << GEN6_MBC_SNPCR_SHIFT); | |
1945 | I915_WRITE(GEN6_MBCUNIT_SNPCR, snpcr); | |
1946 | ||
647416f9 | 1947 | return 0; |
07b7ddd9 JB |
1948 | } |
1949 | ||
647416f9 KC |
1950 | DEFINE_SIMPLE_ATTRIBUTE(i915_cache_sharing_fops, |
1951 | i915_cache_sharing_get, i915_cache_sharing_set, | |
1952 | "%llu\n"); | |
07b7ddd9 | 1953 | |
f3cd474b CW |
1954 | /* As the drm_debugfs_init() routines are called before dev->dev_private is |
1955 | * allocated we need to hook into the minor for release. */ | |
1956 | static int | |
1957 | drm_add_fake_info_node(struct drm_minor *minor, | |
1958 | struct dentry *ent, | |
1959 | const void *key) | |
1960 | { | |
1961 | struct drm_info_node *node; | |
1962 | ||
1963 | node = kmalloc(sizeof(struct drm_info_node), GFP_KERNEL); | |
1964 | if (node == NULL) { | |
1965 | debugfs_remove(ent); | |
1966 | return -ENOMEM; | |
1967 | } | |
1968 | ||
1969 | node->minor = minor; | |
1970 | node->dent = ent; | |
1971 | node->info_ent = (void *) key; | |
b3e067c0 MS |
1972 | |
1973 | mutex_lock(&minor->debugfs_lock); | |
1974 | list_add(&node->list, &minor->debugfs_list); | |
1975 | mutex_unlock(&minor->debugfs_lock); | |
f3cd474b CW |
1976 | |
1977 | return 0; | |
1978 | } | |
1979 | ||
6d794d42 BW |
1980 | static int i915_forcewake_open(struct inode *inode, struct file *file) |
1981 | { | |
1982 | struct drm_device *dev = inode->i_private; | |
1983 | struct drm_i915_private *dev_priv = dev->dev_private; | |
6d794d42 | 1984 | |
075edca4 | 1985 | if (INTEL_INFO(dev)->gen < 6) |
6d794d42 BW |
1986 | return 0; |
1987 | ||
6d794d42 | 1988 | gen6_gt_force_wake_get(dev_priv); |
6d794d42 BW |
1989 | |
1990 | return 0; | |
1991 | } | |
1992 | ||
c43b5634 | 1993 | static int i915_forcewake_release(struct inode *inode, struct file *file) |
6d794d42 BW |
1994 | { |
1995 | struct drm_device *dev = inode->i_private; | |
1996 | struct drm_i915_private *dev_priv = dev->dev_private; | |
1997 | ||
075edca4 | 1998 | if (INTEL_INFO(dev)->gen < 6) |
6d794d42 BW |
1999 | return 0; |
2000 | ||
6d794d42 | 2001 | gen6_gt_force_wake_put(dev_priv); |
6d794d42 BW |
2002 | |
2003 | return 0; | |
2004 | } | |
2005 | ||
2006 | static const struct file_operations i915_forcewake_fops = { | |
2007 | .owner = THIS_MODULE, | |
2008 | .open = i915_forcewake_open, | |
2009 | .release = i915_forcewake_release, | |
2010 | }; | |
2011 | ||
2012 | static int i915_forcewake_create(struct dentry *root, struct drm_minor *minor) | |
2013 | { | |
2014 | struct drm_device *dev = minor->dev; | |
2015 | struct dentry *ent; | |
2016 | ||
2017 | ent = debugfs_create_file("i915_forcewake_user", | |
8eb57294 | 2018 | S_IRUSR, |
6d794d42 BW |
2019 | root, dev, |
2020 | &i915_forcewake_fops); | |
2021 | if (IS_ERR(ent)) | |
2022 | return PTR_ERR(ent); | |
2023 | ||
8eb57294 | 2024 | return drm_add_fake_info_node(minor, ent, &i915_forcewake_fops); |
6d794d42 BW |
2025 | } |
2026 | ||
6a9c308d DV |
2027 | static int i915_debugfs_create(struct dentry *root, |
2028 | struct drm_minor *minor, | |
2029 | const char *name, | |
2030 | const struct file_operations *fops) | |
07b7ddd9 JB |
2031 | { |
2032 | struct drm_device *dev = minor->dev; | |
2033 | struct dentry *ent; | |
2034 | ||
6a9c308d | 2035 | ent = debugfs_create_file(name, |
07b7ddd9 JB |
2036 | S_IRUGO | S_IWUSR, |
2037 | root, dev, | |
6a9c308d | 2038 | fops); |
07b7ddd9 JB |
2039 | if (IS_ERR(ent)) |
2040 | return PTR_ERR(ent); | |
2041 | ||
6a9c308d | 2042 | return drm_add_fake_info_node(minor, ent, fops); |
07b7ddd9 JB |
2043 | } |
2044 | ||
27c202ad | 2045 | static struct drm_info_list i915_debugfs_list[] = { |
311bd68e | 2046 | {"i915_capabilities", i915_capabilities, 0}, |
73aa808f | 2047 | {"i915_gem_objects", i915_gem_object_info, 0}, |
08c18323 | 2048 | {"i915_gem_gtt", i915_gem_gtt_info, 0}, |
1b50247a | 2049 | {"i915_gem_pinned", i915_gem_gtt_info, 0, (void *) PINNED_LIST}, |
433e12f7 | 2050 | {"i915_gem_active", i915_gem_object_list_info, 0, (void *) ACTIVE_LIST}, |
433e12f7 | 2051 | {"i915_gem_inactive", i915_gem_object_list_info, 0, (void *) INACTIVE_LIST}, |
4e5359cd | 2052 | {"i915_gem_pageflip", i915_gem_pageflip_info, 0}, |
2017263e BG |
2053 | {"i915_gem_request", i915_gem_request_info, 0}, |
2054 | {"i915_gem_seqno", i915_gem_seqno_info, 0}, | |
a6172a80 | 2055 | {"i915_gem_fence_regs", i915_gem_fence_regs_info, 0}, |
2017263e | 2056 | {"i915_gem_interrupt", i915_interrupt_info, 0}, |
1ec14ad3 CW |
2057 | {"i915_gem_hws", i915_hws_info, 0, (void *)RCS}, |
2058 | {"i915_gem_hws_blt", i915_hws_info, 0, (void *)BCS}, | |
2059 | {"i915_gem_hws_bsd", i915_hws_info, 0, (void *)VCS}, | |
f97108d1 JB |
2060 | {"i915_rstdby_delays", i915_rstdby_delays, 0}, |
2061 | {"i915_cur_delayinfo", i915_cur_delayinfo, 0}, | |
2062 | {"i915_delayfreq_table", i915_delayfreq_table, 0}, | |
2063 | {"i915_inttoext_table", i915_inttoext_table, 0}, | |
2064 | {"i915_drpc_info", i915_drpc_info, 0}, | |
7648fa99 | 2065 | {"i915_emon_status", i915_emon_status, 0}, |
23b2f8bb | 2066 | {"i915_ring_freq_table", i915_ring_freq_table, 0}, |
7648fa99 | 2067 | {"i915_gfxec", i915_gfxec, 0}, |
b5e50c3f | 2068 | {"i915_fbc_status", i915_fbc_status, 0}, |
4a9bef37 | 2069 | {"i915_sr_status", i915_sr_status, 0}, |
44834a67 | 2070 | {"i915_opregion", i915_opregion, 0}, |
37811fcc | 2071 | {"i915_gem_framebuffer", i915_gem_framebuffer_info, 0}, |
e76d3630 | 2072 | {"i915_context_status", i915_context_status, 0}, |
6d794d42 | 2073 | {"i915_gen6_forcewake_count", i915_gen6_forcewake_count_info, 0}, |
ea16a3cd | 2074 | {"i915_swizzle_info", i915_swizzle_info, 0}, |
3cf17fc5 | 2075 | {"i915_ppgtt_info", i915_ppgtt_info, 0}, |
57f350b6 | 2076 | {"i915_dpio", i915_dpio_info, 0}, |
2017263e | 2077 | }; |
27c202ad | 2078 | #define I915_DEBUGFS_ENTRIES ARRAY_SIZE(i915_debugfs_list) |
2017263e | 2079 | |
27c202ad | 2080 | int i915_debugfs_init(struct drm_minor *minor) |
2017263e | 2081 | { |
f3cd474b CW |
2082 | int ret; |
2083 | ||
6a9c308d DV |
2084 | ret = i915_debugfs_create(minor->debugfs_root, minor, |
2085 | "i915_wedged", | |
2086 | &i915_wedged_fops); | |
f3cd474b CW |
2087 | if (ret) |
2088 | return ret; | |
2089 | ||
6d794d42 | 2090 | ret = i915_forcewake_create(minor->debugfs_root, minor); |
358733e9 JB |
2091 | if (ret) |
2092 | return ret; | |
6a9c308d DV |
2093 | |
2094 | ret = i915_debugfs_create(minor->debugfs_root, minor, | |
2095 | "i915_max_freq", | |
2096 | &i915_max_freq_fops); | |
07b7ddd9 JB |
2097 | if (ret) |
2098 | return ret; | |
6a9c308d | 2099 | |
1523c310 JB |
2100 | ret = i915_debugfs_create(minor->debugfs_root, minor, |
2101 | "i915_min_freq", | |
2102 | &i915_min_freq_fops); | |
2103 | if (ret) | |
2104 | return ret; | |
2105 | ||
6a9c308d DV |
2106 | ret = i915_debugfs_create(minor->debugfs_root, minor, |
2107 | "i915_cache_sharing", | |
2108 | &i915_cache_sharing_fops); | |
6d794d42 BW |
2109 | if (ret) |
2110 | return ret; | |
004777cb | 2111 | |
e5eb3d63 DV |
2112 | ret = i915_debugfs_create(minor->debugfs_root, minor, |
2113 | "i915_ring_stop", | |
2114 | &i915_ring_stop_fops); | |
2115 | if (ret) | |
2116 | return ret; | |
6d794d42 | 2117 | |
dd624afd CW |
2118 | ret = i915_debugfs_create(minor->debugfs_root, minor, |
2119 | "i915_gem_drop_caches", | |
2120 | &i915_drop_caches_fops); | |
2121 | if (ret) | |
2122 | return ret; | |
2123 | ||
d5442303 DV |
2124 | ret = i915_debugfs_create(minor->debugfs_root, minor, |
2125 | "i915_error_state", | |
2126 | &i915_error_state_fops); | |
2127 | if (ret) | |
2128 | return ret; | |
2129 | ||
40633219 MK |
2130 | ret = i915_debugfs_create(minor->debugfs_root, minor, |
2131 | "i915_next_seqno", | |
2132 | &i915_next_seqno_fops); | |
2133 | if (ret) | |
2134 | return ret; | |
2135 | ||
27c202ad BG |
2136 | return drm_debugfs_create_files(i915_debugfs_list, |
2137 | I915_DEBUGFS_ENTRIES, | |
2017263e BG |
2138 | minor->debugfs_root, minor); |
2139 | } | |
2140 | ||
27c202ad | 2141 | void i915_debugfs_cleanup(struct drm_minor *minor) |
2017263e | 2142 | { |
27c202ad BG |
2143 | drm_debugfs_remove_files(i915_debugfs_list, |
2144 | I915_DEBUGFS_ENTRIES, minor); | |
6d794d42 BW |
2145 | drm_debugfs_remove_files((struct drm_info_list *) &i915_forcewake_fops, |
2146 | 1, minor); | |
33db679b KH |
2147 | drm_debugfs_remove_files((struct drm_info_list *) &i915_wedged_fops, |
2148 | 1, minor); | |
358733e9 JB |
2149 | drm_debugfs_remove_files((struct drm_info_list *) &i915_max_freq_fops, |
2150 | 1, minor); | |
1523c310 JB |
2151 | drm_debugfs_remove_files((struct drm_info_list *) &i915_min_freq_fops, |
2152 | 1, minor); | |
07b7ddd9 JB |
2153 | drm_debugfs_remove_files((struct drm_info_list *) &i915_cache_sharing_fops, |
2154 | 1, minor); | |
dd624afd CW |
2155 | drm_debugfs_remove_files((struct drm_info_list *) &i915_drop_caches_fops, |
2156 | 1, minor); | |
e5eb3d63 DV |
2157 | drm_debugfs_remove_files((struct drm_info_list *) &i915_ring_stop_fops, |
2158 | 1, minor); | |
6bd459df DV |
2159 | drm_debugfs_remove_files((struct drm_info_list *) &i915_error_state_fops, |
2160 | 1, minor); | |
40633219 MK |
2161 | drm_debugfs_remove_files((struct drm_info_list *) &i915_next_seqno_fops, |
2162 | 1, minor); | |
2017263e BG |
2163 | } |
2164 | ||
2165 | #endif /* CONFIG_DEBUG_FS */ |