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Commit | Line | Data |
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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> | |
b2c88f5b | 30 | #include <linux/circ_buf.h> |
926321d5 | 31 | #include <linux/ctype.h> |
f3cd474b | 32 | #include <linux/debugfs.h> |
5a0e3ad6 | 33 | #include <linux/slab.h> |
2d1a8a48 | 34 | #include <linux/export.h> |
6d2b8885 | 35 | #include <linux/list_sort.h> |
ec013e7f | 36 | #include <asm/msr-index.h> |
760285e7 | 37 | #include <drm/drmP.h> |
4e5359cd | 38 | #include "intel_drv.h" |
e5c65260 | 39 | #include "intel_ringbuffer.h" |
760285e7 | 40 | #include <drm/i915_drm.h> |
2017263e BG |
41 | #include "i915_drv.h" |
42 | ||
f13d3f73 | 43 | enum { |
69dc4987 | 44 | ACTIVE_LIST, |
f13d3f73 | 45 | INACTIVE_LIST, |
d21d5975 | 46 | PINNED_LIST, |
f13d3f73 | 47 | }; |
2017263e | 48 | |
497666d8 DL |
49 | /* As the drm_debugfs_init() routines are called before dev->dev_private is |
50 | * allocated we need to hook into the minor for release. */ | |
51 | static int | |
52 | drm_add_fake_info_node(struct drm_minor *minor, | |
53 | struct dentry *ent, | |
54 | const void *key) | |
55 | { | |
56 | struct drm_info_node *node; | |
57 | ||
58 | node = kmalloc(sizeof(*node), GFP_KERNEL); | |
59 | if (node == NULL) { | |
60 | debugfs_remove(ent); | |
61 | return -ENOMEM; | |
62 | } | |
63 | ||
64 | node->minor = minor; | |
65 | node->dent = ent; | |
66 | node->info_ent = (void *) key; | |
67 | ||
68 | mutex_lock(&minor->debugfs_lock); | |
69 | list_add(&node->list, &minor->debugfs_list); | |
70 | mutex_unlock(&minor->debugfs_lock); | |
71 | ||
72 | return 0; | |
73 | } | |
74 | ||
70d39fe4 CW |
75 | static int i915_capabilities(struct seq_file *m, void *data) |
76 | { | |
9f25d007 | 77 | struct drm_info_node *node = m->private; |
70d39fe4 CW |
78 | struct drm_device *dev = node->minor->dev; |
79 | const struct intel_device_info *info = INTEL_INFO(dev); | |
80 | ||
81 | seq_printf(m, "gen: %d\n", info->gen); | |
03d00ac5 | 82 | seq_printf(m, "pch: %d\n", INTEL_PCH_TYPE(dev)); |
79fc46df DL |
83 | #define PRINT_FLAG(x) seq_printf(m, #x ": %s\n", yesno(info->x)) |
84 | #define SEP_SEMICOLON ; | |
85 | DEV_INFO_FOR_EACH_FLAG(PRINT_FLAG, SEP_SEMICOLON); | |
86 | #undef PRINT_FLAG | |
87 | #undef SEP_SEMICOLON | |
70d39fe4 CW |
88 | |
89 | return 0; | |
90 | } | |
2017263e | 91 | |
be12a86b | 92 | static const char get_active_flag(struct drm_i915_gem_object *obj) |
a6172a80 | 93 | { |
be12a86b | 94 | return obj->active ? '*' : ' '; |
a6172a80 CW |
95 | } |
96 | ||
be12a86b TU |
97 | static const char get_pin_flag(struct drm_i915_gem_object *obj) |
98 | { | |
99 | return obj->pin_display ? 'p' : ' '; | |
100 | } | |
101 | ||
102 | static const char get_tiling_flag(struct drm_i915_gem_object *obj) | |
a6172a80 | 103 | { |
0206e353 AJ |
104 | switch (obj->tiling_mode) { |
105 | default: | |
be12a86b TU |
106 | case I915_TILING_NONE: return ' '; |
107 | case I915_TILING_X: return 'X'; | |
108 | case I915_TILING_Y: return 'Y'; | |
0206e353 | 109 | } |
a6172a80 CW |
110 | } |
111 | ||
be12a86b TU |
112 | static inline const char get_global_flag(struct drm_i915_gem_object *obj) |
113 | { | |
114 | return i915_gem_obj_to_ggtt(obj) ? 'g' : ' '; | |
115 | } | |
116 | ||
117 | static inline const char get_pin_mapped_flag(struct drm_i915_gem_object *obj) | |
1d693bcc | 118 | { |
be12a86b | 119 | return obj->mapping ? 'M' : ' '; |
1d693bcc BW |
120 | } |
121 | ||
ca1543be TU |
122 | static u64 i915_gem_obj_total_ggtt_size(struct drm_i915_gem_object *obj) |
123 | { | |
124 | u64 size = 0; | |
125 | struct i915_vma *vma; | |
126 | ||
1c7f4bca | 127 | list_for_each_entry(vma, &obj->vma_list, obj_link) { |
596c5923 | 128 | if (vma->is_ggtt && drm_mm_node_allocated(&vma->node)) |
ca1543be TU |
129 | size += vma->node.size; |
130 | } | |
131 | ||
132 | return size; | |
133 | } | |
134 | ||
37811fcc CW |
135 | static void |
136 | describe_obj(struct seq_file *m, struct drm_i915_gem_object *obj) | |
137 | { | |
b4716185 | 138 | struct drm_i915_private *dev_priv = to_i915(obj->base.dev); |
e2f80391 | 139 | struct intel_engine_cs *engine; |
1d693bcc | 140 | struct i915_vma *vma; |
d7f46fc4 | 141 | int pin_count = 0; |
c3232b18 | 142 | enum intel_engine_id id; |
d7f46fc4 | 143 | |
188c1ab7 CW |
144 | lockdep_assert_held(&obj->base.dev->struct_mutex); |
145 | ||
be12a86b | 146 | seq_printf(m, "%pK: %c%c%c%c%c %8zdKiB %02x %02x [ ", |
37811fcc | 147 | &obj->base, |
be12a86b | 148 | get_active_flag(obj), |
37811fcc CW |
149 | get_pin_flag(obj), |
150 | get_tiling_flag(obj), | |
1d693bcc | 151 | get_global_flag(obj), |
be12a86b | 152 | get_pin_mapped_flag(obj), |
a05a5862 | 153 | obj->base.size / 1024, |
37811fcc | 154 | obj->base.read_domains, |
b4716185 | 155 | obj->base.write_domain); |
c3232b18 | 156 | for_each_engine_id(engine, dev_priv, id) |
b4716185 | 157 | seq_printf(m, "%x ", |
c3232b18 | 158 | i915_gem_request_get_seqno(obj->last_read_req[id])); |
b4716185 | 159 | seq_printf(m, "] %x %x%s%s%s", |
97b2a6a1 JH |
160 | i915_gem_request_get_seqno(obj->last_write_req), |
161 | i915_gem_request_get_seqno(obj->last_fenced_req), | |
0a4cd7c8 | 162 | i915_cache_level_str(to_i915(obj->base.dev), obj->cache_level), |
37811fcc CW |
163 | obj->dirty ? " dirty" : "", |
164 | obj->madv == I915_MADV_DONTNEED ? " purgeable" : ""); | |
165 | if (obj->base.name) | |
166 | seq_printf(m, " (name: %d)", obj->base.name); | |
1c7f4bca | 167 | list_for_each_entry(vma, &obj->vma_list, obj_link) { |
d7f46fc4 BW |
168 | if (vma->pin_count > 0) |
169 | pin_count++; | |
ba0635ff DC |
170 | } |
171 | seq_printf(m, " (pinned x %d)", pin_count); | |
cc98b413 CW |
172 | if (obj->pin_display) |
173 | seq_printf(m, " (display)"); | |
37811fcc CW |
174 | if (obj->fence_reg != I915_FENCE_REG_NONE) |
175 | seq_printf(m, " (fence: %d)", obj->fence_reg); | |
1c7f4bca | 176 | list_for_each_entry(vma, &obj->vma_list, obj_link) { |
8d2fdc3f | 177 | seq_printf(m, " (%sgtt offset: %08llx, size: %08llx", |
596c5923 | 178 | vma->is_ggtt ? "g" : "pp", |
8d2fdc3f | 179 | vma->node.start, vma->node.size); |
596c5923 CW |
180 | if (vma->is_ggtt) |
181 | seq_printf(m, ", type: %u", vma->ggtt_view.type); | |
182 | seq_puts(m, ")"); | |
1d693bcc | 183 | } |
c1ad11fc | 184 | if (obj->stolen) |
440fd528 | 185 | seq_printf(m, " (stolen: %08llx)", obj->stolen->start); |
30154650 | 186 | if (obj->pin_display || obj->fault_mappable) { |
6299f992 | 187 | char s[3], *t = s; |
30154650 | 188 | if (obj->pin_display) |
6299f992 CW |
189 | *t++ = 'p'; |
190 | if (obj->fault_mappable) | |
191 | *t++ = 'f'; | |
192 | *t = '\0'; | |
193 | seq_printf(m, " (%s mappable)", s); | |
194 | } | |
b4716185 | 195 | if (obj->last_write_req != NULL) |
41c52415 | 196 | seq_printf(m, " (%s)", |
666796da | 197 | i915_gem_request_get_engine(obj->last_write_req)->name); |
d5a81ef1 DV |
198 | if (obj->frontbuffer_bits) |
199 | seq_printf(m, " (frontbuffer: 0x%03x)", obj->frontbuffer_bits); | |
37811fcc CW |
200 | } |
201 | ||
273497e5 | 202 | static void describe_ctx(struct seq_file *m, struct intel_context *ctx) |
3ccfd19d | 203 | { |
ea0c76f8 | 204 | seq_putc(m, ctx->legacy_hw_ctx.initialized ? 'I' : 'i'); |
3ccfd19d BW |
205 | seq_putc(m, ctx->remap_slice ? 'R' : 'r'); |
206 | seq_putc(m, ' '); | |
207 | } | |
208 | ||
433e12f7 | 209 | static int i915_gem_object_list_info(struct seq_file *m, void *data) |
2017263e | 210 | { |
9f25d007 | 211 | struct drm_info_node *node = m->private; |
433e12f7 BG |
212 | uintptr_t list = (uintptr_t) node->info_ent->data; |
213 | struct list_head *head; | |
2017263e | 214 | struct drm_device *dev = node->minor->dev; |
72e96d64 JL |
215 | struct drm_i915_private *dev_priv = to_i915(dev); |
216 | struct i915_ggtt *ggtt = &dev_priv->ggtt; | |
ca191b13 | 217 | struct i915_vma *vma; |
c44ef60e | 218 | u64 total_obj_size, total_gtt_size; |
8f2480fb | 219 | int count, ret; |
de227ef0 CW |
220 | |
221 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
222 | if (ret) | |
223 | return ret; | |
2017263e | 224 | |
ca191b13 | 225 | /* FIXME: the user of this interface might want more than just GGTT */ |
433e12f7 BG |
226 | switch (list) { |
227 | case ACTIVE_LIST: | |
267f0c90 | 228 | seq_puts(m, "Active:\n"); |
72e96d64 | 229 | head = &ggtt->base.active_list; |
433e12f7 BG |
230 | break; |
231 | case INACTIVE_LIST: | |
267f0c90 | 232 | seq_puts(m, "Inactive:\n"); |
72e96d64 | 233 | head = &ggtt->base.inactive_list; |
433e12f7 | 234 | break; |
433e12f7 | 235 | default: |
de227ef0 CW |
236 | mutex_unlock(&dev->struct_mutex); |
237 | return -EINVAL; | |
2017263e | 238 | } |
2017263e | 239 | |
8f2480fb | 240 | total_obj_size = total_gtt_size = count = 0; |
1c7f4bca | 241 | list_for_each_entry(vma, head, vm_link) { |
ca191b13 BW |
242 | seq_printf(m, " "); |
243 | describe_obj(m, vma->obj); | |
244 | seq_printf(m, "\n"); | |
245 | total_obj_size += vma->obj->base.size; | |
246 | total_gtt_size += vma->node.size; | |
8f2480fb | 247 | count++; |
2017263e | 248 | } |
de227ef0 | 249 | mutex_unlock(&dev->struct_mutex); |
5e118f41 | 250 | |
c44ef60e | 251 | seq_printf(m, "Total %d objects, %llu bytes, %llu GTT size\n", |
8f2480fb | 252 | count, total_obj_size, total_gtt_size); |
2017263e BG |
253 | return 0; |
254 | } | |
255 | ||
6d2b8885 CW |
256 | static int obj_rank_by_stolen(void *priv, |
257 | struct list_head *A, struct list_head *B) | |
258 | { | |
259 | struct drm_i915_gem_object *a = | |
b25cb2f8 | 260 | container_of(A, struct drm_i915_gem_object, obj_exec_link); |
6d2b8885 | 261 | struct drm_i915_gem_object *b = |
b25cb2f8 | 262 | container_of(B, struct drm_i915_gem_object, obj_exec_link); |
6d2b8885 | 263 | |
2d05fa16 RV |
264 | if (a->stolen->start < b->stolen->start) |
265 | return -1; | |
266 | if (a->stolen->start > b->stolen->start) | |
267 | return 1; | |
268 | return 0; | |
6d2b8885 CW |
269 | } |
270 | ||
271 | static int i915_gem_stolen_list_info(struct seq_file *m, void *data) | |
272 | { | |
9f25d007 | 273 | struct drm_info_node *node = m->private; |
6d2b8885 CW |
274 | struct drm_device *dev = node->minor->dev; |
275 | struct drm_i915_private *dev_priv = dev->dev_private; | |
276 | struct drm_i915_gem_object *obj; | |
c44ef60e | 277 | u64 total_obj_size, total_gtt_size; |
6d2b8885 CW |
278 | LIST_HEAD(stolen); |
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; | |
286 | list_for_each_entry(obj, &dev_priv->mm.bound_list, global_list) { | |
287 | if (obj->stolen == NULL) | |
288 | continue; | |
289 | ||
b25cb2f8 | 290 | list_add(&obj->obj_exec_link, &stolen); |
6d2b8885 CW |
291 | |
292 | total_obj_size += obj->base.size; | |
ca1543be | 293 | total_gtt_size += i915_gem_obj_total_ggtt_size(obj); |
6d2b8885 CW |
294 | count++; |
295 | } | |
296 | list_for_each_entry(obj, &dev_priv->mm.unbound_list, global_list) { | |
297 | if (obj->stolen == NULL) | |
298 | continue; | |
299 | ||
b25cb2f8 | 300 | list_add(&obj->obj_exec_link, &stolen); |
6d2b8885 CW |
301 | |
302 | total_obj_size += obj->base.size; | |
303 | count++; | |
304 | } | |
305 | list_sort(NULL, &stolen, obj_rank_by_stolen); | |
306 | seq_puts(m, "Stolen:\n"); | |
307 | while (!list_empty(&stolen)) { | |
b25cb2f8 | 308 | obj = list_first_entry(&stolen, typeof(*obj), obj_exec_link); |
6d2b8885 CW |
309 | seq_puts(m, " "); |
310 | describe_obj(m, obj); | |
311 | seq_putc(m, '\n'); | |
b25cb2f8 | 312 | list_del_init(&obj->obj_exec_link); |
6d2b8885 CW |
313 | } |
314 | mutex_unlock(&dev->struct_mutex); | |
315 | ||
c44ef60e | 316 | seq_printf(m, "Total %d objects, %llu bytes, %llu GTT size\n", |
6d2b8885 CW |
317 | count, total_obj_size, total_gtt_size); |
318 | return 0; | |
319 | } | |
320 | ||
6299f992 CW |
321 | #define count_objects(list, member) do { \ |
322 | list_for_each_entry(obj, list, member) { \ | |
ca1543be | 323 | size += i915_gem_obj_total_ggtt_size(obj); \ |
6299f992 CW |
324 | ++count; \ |
325 | if (obj->map_and_fenceable) { \ | |
f343c5f6 | 326 | mappable_size += i915_gem_obj_ggtt_size(obj); \ |
6299f992 CW |
327 | ++mappable_count; \ |
328 | } \ | |
329 | } \ | |
0206e353 | 330 | } while (0) |
6299f992 | 331 | |
2db8e9d6 | 332 | struct file_stats { |
6313c204 | 333 | struct drm_i915_file_private *file_priv; |
c44ef60e MK |
334 | unsigned long count; |
335 | u64 total, unbound; | |
336 | u64 global, shared; | |
337 | u64 active, inactive; | |
2db8e9d6 CW |
338 | }; |
339 | ||
340 | static int per_file_stats(int id, void *ptr, void *data) | |
341 | { | |
342 | struct drm_i915_gem_object *obj = ptr; | |
343 | struct file_stats *stats = data; | |
6313c204 | 344 | struct i915_vma *vma; |
2db8e9d6 CW |
345 | |
346 | stats->count++; | |
347 | stats->total += obj->base.size; | |
348 | ||
c67a17e9 CW |
349 | if (obj->base.name || obj->base.dma_buf) |
350 | stats->shared += obj->base.size; | |
351 | ||
6313c204 | 352 | if (USES_FULL_PPGTT(obj->base.dev)) { |
1c7f4bca | 353 | list_for_each_entry(vma, &obj->vma_list, obj_link) { |
6313c204 CW |
354 | struct i915_hw_ppgtt *ppgtt; |
355 | ||
356 | if (!drm_mm_node_allocated(&vma->node)) | |
357 | continue; | |
358 | ||
596c5923 | 359 | if (vma->is_ggtt) { |
6313c204 CW |
360 | stats->global += obj->base.size; |
361 | continue; | |
362 | } | |
363 | ||
364 | ppgtt = container_of(vma->vm, struct i915_hw_ppgtt, base); | |
4d884705 | 365 | if (ppgtt->file_priv != stats->file_priv) |
6313c204 CW |
366 | continue; |
367 | ||
41c52415 | 368 | if (obj->active) /* XXX per-vma statistic */ |
6313c204 CW |
369 | stats->active += obj->base.size; |
370 | else | |
371 | stats->inactive += obj->base.size; | |
372 | ||
373 | return 0; | |
374 | } | |
2db8e9d6 | 375 | } else { |
6313c204 CW |
376 | if (i915_gem_obj_ggtt_bound(obj)) { |
377 | stats->global += obj->base.size; | |
41c52415 | 378 | if (obj->active) |
6313c204 CW |
379 | stats->active += obj->base.size; |
380 | else | |
381 | stats->inactive += obj->base.size; | |
382 | return 0; | |
383 | } | |
2db8e9d6 CW |
384 | } |
385 | ||
6313c204 CW |
386 | if (!list_empty(&obj->global_list)) |
387 | stats->unbound += obj->base.size; | |
388 | ||
2db8e9d6 CW |
389 | return 0; |
390 | } | |
391 | ||
b0da1b79 CW |
392 | #define print_file_stats(m, name, stats) do { \ |
393 | if (stats.count) \ | |
c44ef60e | 394 | seq_printf(m, "%s: %lu objects, %llu bytes (%llu active, %llu inactive, %llu global, %llu shared, %llu unbound)\n", \ |
b0da1b79 CW |
395 | name, \ |
396 | stats.count, \ | |
397 | stats.total, \ | |
398 | stats.active, \ | |
399 | stats.inactive, \ | |
400 | stats.global, \ | |
401 | stats.shared, \ | |
402 | stats.unbound); \ | |
403 | } while (0) | |
493018dc BV |
404 | |
405 | static void print_batch_pool_stats(struct seq_file *m, | |
406 | struct drm_i915_private *dev_priv) | |
407 | { | |
408 | struct drm_i915_gem_object *obj; | |
409 | struct file_stats stats; | |
e2f80391 | 410 | struct intel_engine_cs *engine; |
b4ac5afc | 411 | int j; |
493018dc BV |
412 | |
413 | memset(&stats, 0, sizeof(stats)); | |
414 | ||
b4ac5afc | 415 | for_each_engine(engine, dev_priv) { |
e2f80391 | 416 | for (j = 0; j < ARRAY_SIZE(engine->batch_pool.cache_list); j++) { |
8d9d5744 | 417 | list_for_each_entry(obj, |
e2f80391 | 418 | &engine->batch_pool.cache_list[j], |
8d9d5744 CW |
419 | batch_pool_link) |
420 | per_file_stats(0, obj, &stats); | |
421 | } | |
06fbca71 | 422 | } |
493018dc | 423 | |
b0da1b79 | 424 | print_file_stats(m, "[k]batch pool", stats); |
493018dc BV |
425 | } |
426 | ||
ca191b13 BW |
427 | #define count_vmas(list, member) do { \ |
428 | list_for_each_entry(vma, list, member) { \ | |
ca1543be | 429 | size += i915_gem_obj_total_ggtt_size(vma->obj); \ |
ca191b13 BW |
430 | ++count; \ |
431 | if (vma->obj->map_and_fenceable) { \ | |
432 | mappable_size += i915_gem_obj_ggtt_size(vma->obj); \ | |
433 | ++mappable_count; \ | |
434 | } \ | |
435 | } \ | |
436 | } while (0) | |
437 | ||
438 | static int i915_gem_object_info(struct seq_file *m, void* data) | |
73aa808f | 439 | { |
9f25d007 | 440 | struct drm_info_node *node = m->private; |
73aa808f | 441 | struct drm_device *dev = node->minor->dev; |
72e96d64 JL |
442 | struct drm_i915_private *dev_priv = to_i915(dev); |
443 | struct i915_ggtt *ggtt = &dev_priv->ggtt; | |
b7abb714 | 444 | u32 count, mappable_count, purgeable_count; |
c44ef60e | 445 | u64 size, mappable_size, purgeable_size; |
6299f992 | 446 | struct drm_i915_gem_object *obj; |
2db8e9d6 | 447 | struct drm_file *file; |
ca191b13 | 448 | struct i915_vma *vma; |
73aa808f CW |
449 | int ret; |
450 | ||
451 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
452 | if (ret) | |
453 | return ret; | |
454 | ||
6299f992 CW |
455 | seq_printf(m, "%u objects, %zu bytes\n", |
456 | dev_priv->mm.object_count, | |
457 | dev_priv->mm.object_memory); | |
458 | ||
459 | size = count = mappable_size = mappable_count = 0; | |
35c20a60 | 460 | count_objects(&dev_priv->mm.bound_list, global_list); |
c44ef60e | 461 | seq_printf(m, "%u [%u] objects, %llu [%llu] bytes in gtt\n", |
6299f992 CW |
462 | count, mappable_count, size, mappable_size); |
463 | ||
464 | size = count = mappable_size = mappable_count = 0; | |
72e96d64 | 465 | count_vmas(&ggtt->base.active_list, vm_link); |
c44ef60e | 466 | seq_printf(m, " %u [%u] active objects, %llu [%llu] bytes\n", |
6299f992 CW |
467 | count, mappable_count, size, mappable_size); |
468 | ||
6299f992 | 469 | size = count = mappable_size = mappable_count = 0; |
72e96d64 | 470 | count_vmas(&ggtt->base.inactive_list, vm_link); |
c44ef60e | 471 | seq_printf(m, " %u [%u] inactive objects, %llu [%llu] bytes\n", |
6299f992 CW |
472 | count, mappable_count, size, mappable_size); |
473 | ||
b7abb714 | 474 | size = count = purgeable_size = purgeable_count = 0; |
35c20a60 | 475 | list_for_each_entry(obj, &dev_priv->mm.unbound_list, global_list) { |
6c085a72 | 476 | size += obj->base.size, ++count; |
b7abb714 CW |
477 | if (obj->madv == I915_MADV_DONTNEED) |
478 | purgeable_size += obj->base.size, ++purgeable_count; | |
479 | } | |
c44ef60e | 480 | seq_printf(m, "%u unbound objects, %llu bytes\n", count, size); |
6c085a72 | 481 | |
6299f992 | 482 | size = count = mappable_size = mappable_count = 0; |
35c20a60 | 483 | list_for_each_entry(obj, &dev_priv->mm.bound_list, global_list) { |
6299f992 | 484 | if (obj->fault_mappable) { |
f343c5f6 | 485 | size += i915_gem_obj_ggtt_size(obj); |
6299f992 CW |
486 | ++count; |
487 | } | |
30154650 | 488 | if (obj->pin_display) { |
f343c5f6 | 489 | mappable_size += i915_gem_obj_ggtt_size(obj); |
6299f992 CW |
490 | ++mappable_count; |
491 | } | |
b7abb714 CW |
492 | if (obj->madv == I915_MADV_DONTNEED) { |
493 | purgeable_size += obj->base.size; | |
494 | ++purgeable_count; | |
495 | } | |
6299f992 | 496 | } |
c44ef60e | 497 | seq_printf(m, "%u purgeable objects, %llu bytes\n", |
b7abb714 | 498 | purgeable_count, purgeable_size); |
c44ef60e | 499 | seq_printf(m, "%u pinned mappable objects, %llu bytes\n", |
6299f992 | 500 | mappable_count, mappable_size); |
c44ef60e | 501 | seq_printf(m, "%u fault mappable objects, %llu bytes\n", |
6299f992 CW |
502 | count, size); |
503 | ||
c44ef60e | 504 | seq_printf(m, "%llu [%llu] gtt total\n", |
72e96d64 | 505 | ggtt->base.total, ggtt->mappable_end - ggtt->base.start); |
73aa808f | 506 | |
493018dc BV |
507 | seq_putc(m, '\n'); |
508 | print_batch_pool_stats(m, dev_priv); | |
2db8e9d6 CW |
509 | list_for_each_entry_reverse(file, &dev->filelist, lhead) { |
510 | struct file_stats stats; | |
3ec2f427 | 511 | struct task_struct *task; |
2db8e9d6 CW |
512 | |
513 | memset(&stats, 0, sizeof(stats)); | |
6313c204 | 514 | stats.file_priv = file->driver_priv; |
5b5ffff0 | 515 | spin_lock(&file->table_lock); |
2db8e9d6 | 516 | idr_for_each(&file->object_idr, per_file_stats, &stats); |
5b5ffff0 | 517 | spin_unlock(&file->table_lock); |
3ec2f427 TH |
518 | /* |
519 | * Although we have a valid reference on file->pid, that does | |
520 | * not guarantee that the task_struct who called get_pid() is | |
521 | * still alive (e.g. get_pid(current) => fork() => exit()). | |
522 | * Therefore, we need to protect this ->comm access using RCU. | |
523 | */ | |
524 | rcu_read_lock(); | |
525 | task = pid_task(file->pid, PIDTYPE_PID); | |
493018dc | 526 | print_file_stats(m, task ? task->comm : "<unknown>", stats); |
3ec2f427 | 527 | rcu_read_unlock(); |
2db8e9d6 CW |
528 | } |
529 | ||
73aa808f CW |
530 | mutex_unlock(&dev->struct_mutex); |
531 | ||
532 | return 0; | |
533 | } | |
534 | ||
aee56cff | 535 | static int i915_gem_gtt_info(struct seq_file *m, void *data) |
08c18323 | 536 | { |
9f25d007 | 537 | struct drm_info_node *node = m->private; |
08c18323 | 538 | struct drm_device *dev = node->minor->dev; |
1b50247a | 539 | uintptr_t list = (uintptr_t) node->info_ent->data; |
08c18323 CW |
540 | struct drm_i915_private *dev_priv = dev->dev_private; |
541 | struct drm_i915_gem_object *obj; | |
c44ef60e | 542 | u64 total_obj_size, total_gtt_size; |
08c18323 CW |
543 | int count, ret; |
544 | ||
545 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
546 | if (ret) | |
547 | return ret; | |
548 | ||
549 | total_obj_size = total_gtt_size = count = 0; | |
35c20a60 | 550 | list_for_each_entry(obj, &dev_priv->mm.bound_list, global_list) { |
d7f46fc4 | 551 | if (list == PINNED_LIST && !i915_gem_obj_is_pinned(obj)) |
1b50247a CW |
552 | continue; |
553 | ||
267f0c90 | 554 | seq_puts(m, " "); |
08c18323 | 555 | describe_obj(m, obj); |
267f0c90 | 556 | seq_putc(m, '\n'); |
08c18323 | 557 | total_obj_size += obj->base.size; |
ca1543be | 558 | total_gtt_size += i915_gem_obj_total_ggtt_size(obj); |
08c18323 CW |
559 | count++; |
560 | } | |
561 | ||
562 | mutex_unlock(&dev->struct_mutex); | |
563 | ||
c44ef60e | 564 | seq_printf(m, "Total %d objects, %llu bytes, %llu GTT size\n", |
08c18323 CW |
565 | count, total_obj_size, total_gtt_size); |
566 | ||
567 | return 0; | |
568 | } | |
569 | ||
4e5359cd SF |
570 | static int i915_gem_pageflip_info(struct seq_file *m, void *data) |
571 | { | |
9f25d007 | 572 | struct drm_info_node *node = m->private; |
4e5359cd | 573 | struct drm_device *dev = node->minor->dev; |
d6bbafa1 | 574 | struct drm_i915_private *dev_priv = dev->dev_private; |
4e5359cd | 575 | struct intel_crtc *crtc; |
8a270ebf DV |
576 | int ret; |
577 | ||
578 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
579 | if (ret) | |
580 | return ret; | |
4e5359cd | 581 | |
d3fcc808 | 582 | for_each_intel_crtc(dev, crtc) { |
9db4a9c7 JB |
583 | const char pipe = pipe_name(crtc->pipe); |
584 | const char plane = plane_name(crtc->plane); | |
4e5359cd SF |
585 | struct intel_unpin_work *work; |
586 | ||
5e2d7afc | 587 | spin_lock_irq(&dev->event_lock); |
4e5359cd SF |
588 | work = crtc->unpin_work; |
589 | if (work == NULL) { | |
9db4a9c7 | 590 | seq_printf(m, "No flip due on pipe %c (plane %c)\n", |
4e5359cd SF |
591 | pipe, plane); |
592 | } else { | |
d6bbafa1 CW |
593 | u32 addr; |
594 | ||
e7d841ca | 595 | if (atomic_read(&work->pending) < INTEL_FLIP_COMPLETE) { |
9db4a9c7 | 596 | seq_printf(m, "Flip queued on pipe %c (plane %c)\n", |
4e5359cd SF |
597 | pipe, plane); |
598 | } else { | |
9db4a9c7 | 599 | seq_printf(m, "Flip pending (waiting for vsync) on pipe %c (plane %c)\n", |
4e5359cd SF |
600 | pipe, plane); |
601 | } | |
3a8a946e | 602 | if (work->flip_queued_req) { |
666796da | 603 | struct intel_engine_cs *engine = i915_gem_request_get_engine(work->flip_queued_req); |
3a8a946e | 604 | |
20e28fba | 605 | seq_printf(m, "Flip queued on %s at seqno %x, next seqno %x [current breadcrumb %x], completed? %d\n", |
e2f80391 | 606 | engine->name, |
f06cc1b9 | 607 | i915_gem_request_get_seqno(work->flip_queued_req), |
d6bbafa1 | 608 | dev_priv->next_seqno, |
c04e0f3b | 609 | engine->get_seqno(engine), |
1b5a433a | 610 | i915_gem_request_completed(work->flip_queued_req, true)); |
d6bbafa1 CW |
611 | } else |
612 | seq_printf(m, "Flip not associated with any ring\n"); | |
613 | seq_printf(m, "Flip queued on frame %d, (was ready on frame %d), now %d\n", | |
614 | work->flip_queued_vblank, | |
615 | work->flip_ready_vblank, | |
1e3feefd | 616 | drm_crtc_vblank_count(&crtc->base)); |
4e5359cd | 617 | if (work->enable_stall_check) |
267f0c90 | 618 | seq_puts(m, "Stall check enabled, "); |
4e5359cd | 619 | else |
267f0c90 | 620 | seq_puts(m, "Stall check waiting for page flip ioctl, "); |
e7d841ca | 621 | seq_printf(m, "%d prepares\n", atomic_read(&work->pending)); |
4e5359cd | 622 | |
d6bbafa1 CW |
623 | if (INTEL_INFO(dev)->gen >= 4) |
624 | addr = I915_HI_DISPBASE(I915_READ(DSPSURF(crtc->plane))); | |
625 | else | |
626 | addr = I915_READ(DSPADDR(crtc->plane)); | |
627 | seq_printf(m, "Current scanout address 0x%08x\n", addr); | |
628 | ||
4e5359cd | 629 | if (work->pending_flip_obj) { |
d6bbafa1 CW |
630 | seq_printf(m, "New framebuffer address 0x%08lx\n", (long)work->gtt_offset); |
631 | seq_printf(m, "MMIO update completed? %d\n", addr == work->gtt_offset); | |
4e5359cd SF |
632 | } |
633 | } | |
5e2d7afc | 634 | spin_unlock_irq(&dev->event_lock); |
4e5359cd SF |
635 | } |
636 | ||
8a270ebf DV |
637 | mutex_unlock(&dev->struct_mutex); |
638 | ||
4e5359cd SF |
639 | return 0; |
640 | } | |
641 | ||
493018dc BV |
642 | static int i915_gem_batch_pool_info(struct seq_file *m, void *data) |
643 | { | |
644 | struct drm_info_node *node = m->private; | |
645 | struct drm_device *dev = node->minor->dev; | |
646 | struct drm_i915_private *dev_priv = dev->dev_private; | |
647 | struct drm_i915_gem_object *obj; | |
e2f80391 | 648 | struct intel_engine_cs *engine; |
8d9d5744 | 649 | int total = 0; |
b4ac5afc | 650 | int ret, j; |
493018dc BV |
651 | |
652 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
653 | if (ret) | |
654 | return ret; | |
655 | ||
b4ac5afc | 656 | for_each_engine(engine, dev_priv) { |
e2f80391 | 657 | for (j = 0; j < ARRAY_SIZE(engine->batch_pool.cache_list); j++) { |
8d9d5744 CW |
658 | int count; |
659 | ||
660 | count = 0; | |
661 | list_for_each_entry(obj, | |
e2f80391 | 662 | &engine->batch_pool.cache_list[j], |
8d9d5744 CW |
663 | batch_pool_link) |
664 | count++; | |
665 | seq_printf(m, "%s cache[%d]: %d objects\n", | |
e2f80391 | 666 | engine->name, j, count); |
8d9d5744 CW |
667 | |
668 | list_for_each_entry(obj, | |
e2f80391 | 669 | &engine->batch_pool.cache_list[j], |
8d9d5744 CW |
670 | batch_pool_link) { |
671 | seq_puts(m, " "); | |
672 | describe_obj(m, obj); | |
673 | seq_putc(m, '\n'); | |
674 | } | |
675 | ||
676 | total += count; | |
06fbca71 | 677 | } |
493018dc BV |
678 | } |
679 | ||
8d9d5744 | 680 | seq_printf(m, "total: %d\n", total); |
493018dc BV |
681 | |
682 | mutex_unlock(&dev->struct_mutex); | |
683 | ||
684 | return 0; | |
685 | } | |
686 | ||
2017263e BG |
687 | static int i915_gem_request_info(struct seq_file *m, void *data) |
688 | { | |
9f25d007 | 689 | struct drm_info_node *node = m->private; |
2017263e | 690 | struct drm_device *dev = node->minor->dev; |
e277a1f8 | 691 | struct drm_i915_private *dev_priv = dev->dev_private; |
e2f80391 | 692 | struct intel_engine_cs *engine; |
eed29a5b | 693 | struct drm_i915_gem_request *req; |
b4ac5afc | 694 | int ret, any; |
de227ef0 CW |
695 | |
696 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
697 | if (ret) | |
698 | return ret; | |
2017263e | 699 | |
2d1070b2 | 700 | any = 0; |
b4ac5afc | 701 | for_each_engine(engine, dev_priv) { |
2d1070b2 CW |
702 | int count; |
703 | ||
704 | count = 0; | |
e2f80391 | 705 | list_for_each_entry(req, &engine->request_list, list) |
2d1070b2 CW |
706 | count++; |
707 | if (count == 0) | |
a2c7f6fd CW |
708 | continue; |
709 | ||
e2f80391 TU |
710 | seq_printf(m, "%s requests: %d\n", engine->name, count); |
711 | list_for_each_entry(req, &engine->request_list, list) { | |
2d1070b2 CW |
712 | struct task_struct *task; |
713 | ||
714 | rcu_read_lock(); | |
715 | task = NULL; | |
eed29a5b DV |
716 | if (req->pid) |
717 | task = pid_task(req->pid, PIDTYPE_PID); | |
2d1070b2 | 718 | seq_printf(m, " %x @ %d: %s [%d]\n", |
eed29a5b DV |
719 | req->seqno, |
720 | (int) (jiffies - req->emitted_jiffies), | |
2d1070b2 CW |
721 | task ? task->comm : "<unknown>", |
722 | task ? task->pid : -1); | |
723 | rcu_read_unlock(); | |
c2c347a9 | 724 | } |
2d1070b2 CW |
725 | |
726 | any++; | |
2017263e | 727 | } |
de227ef0 CW |
728 | mutex_unlock(&dev->struct_mutex); |
729 | ||
2d1070b2 | 730 | if (any == 0) |
267f0c90 | 731 | seq_puts(m, "No requests\n"); |
c2c347a9 | 732 | |
2017263e BG |
733 | return 0; |
734 | } | |
735 | ||
b2223497 | 736 | static void i915_ring_seqno_info(struct seq_file *m, |
0bc40be8 | 737 | struct intel_engine_cs *engine) |
b2223497 | 738 | { |
12471ba8 CW |
739 | seq_printf(m, "Current sequence (%s): %x\n", |
740 | engine->name, engine->get_seqno(engine)); | |
741 | seq_printf(m, "Current user interrupts (%s): %x\n", | |
742 | engine->name, READ_ONCE(engine->user_interrupts)); | |
b2223497 CW |
743 | } |
744 | ||
2017263e BG |
745 | static int i915_gem_seqno_info(struct seq_file *m, void *data) |
746 | { | |
9f25d007 | 747 | struct drm_info_node *node = m->private; |
2017263e | 748 | struct drm_device *dev = node->minor->dev; |
e277a1f8 | 749 | struct drm_i915_private *dev_priv = dev->dev_private; |
e2f80391 | 750 | struct intel_engine_cs *engine; |
b4ac5afc | 751 | int ret; |
de227ef0 CW |
752 | |
753 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
754 | if (ret) | |
755 | return ret; | |
c8c8fb33 | 756 | intel_runtime_pm_get(dev_priv); |
2017263e | 757 | |
b4ac5afc | 758 | for_each_engine(engine, dev_priv) |
e2f80391 | 759 | i915_ring_seqno_info(m, engine); |
de227ef0 | 760 | |
c8c8fb33 | 761 | intel_runtime_pm_put(dev_priv); |
de227ef0 CW |
762 | mutex_unlock(&dev->struct_mutex); |
763 | ||
2017263e BG |
764 | return 0; |
765 | } | |
766 | ||
767 | ||
768 | static int i915_interrupt_info(struct seq_file *m, void *data) | |
769 | { | |
9f25d007 | 770 | struct drm_info_node *node = m->private; |
2017263e | 771 | struct drm_device *dev = node->minor->dev; |
e277a1f8 | 772 | struct drm_i915_private *dev_priv = dev->dev_private; |
e2f80391 | 773 | struct intel_engine_cs *engine; |
9db4a9c7 | 774 | int ret, i, pipe; |
de227ef0 CW |
775 | |
776 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
777 | if (ret) | |
778 | return ret; | |
c8c8fb33 | 779 | intel_runtime_pm_get(dev_priv); |
2017263e | 780 | |
74e1ca8c | 781 | if (IS_CHERRYVIEW(dev)) { |
74e1ca8c VS |
782 | seq_printf(m, "Master Interrupt Control:\t%08x\n", |
783 | I915_READ(GEN8_MASTER_IRQ)); | |
784 | ||
785 | seq_printf(m, "Display IER:\t%08x\n", | |
786 | I915_READ(VLV_IER)); | |
787 | seq_printf(m, "Display IIR:\t%08x\n", | |
788 | I915_READ(VLV_IIR)); | |
789 | seq_printf(m, "Display IIR_RW:\t%08x\n", | |
790 | I915_READ(VLV_IIR_RW)); | |
791 | seq_printf(m, "Display IMR:\t%08x\n", | |
792 | I915_READ(VLV_IMR)); | |
055e393f | 793 | for_each_pipe(dev_priv, pipe) |
74e1ca8c VS |
794 | seq_printf(m, "Pipe %c stat:\t%08x\n", |
795 | pipe_name(pipe), | |
796 | I915_READ(PIPESTAT(pipe))); | |
797 | ||
798 | seq_printf(m, "Port hotplug:\t%08x\n", | |
799 | I915_READ(PORT_HOTPLUG_EN)); | |
800 | seq_printf(m, "DPFLIPSTAT:\t%08x\n", | |
801 | I915_READ(VLV_DPFLIPSTAT)); | |
802 | seq_printf(m, "DPINVGTT:\t%08x\n", | |
803 | I915_READ(DPINVGTT)); | |
804 | ||
805 | for (i = 0; i < 4; i++) { | |
806 | seq_printf(m, "GT Interrupt IMR %d:\t%08x\n", | |
807 | i, I915_READ(GEN8_GT_IMR(i))); | |
808 | seq_printf(m, "GT Interrupt IIR %d:\t%08x\n", | |
809 | i, I915_READ(GEN8_GT_IIR(i))); | |
810 | seq_printf(m, "GT Interrupt IER %d:\t%08x\n", | |
811 | i, I915_READ(GEN8_GT_IER(i))); | |
812 | } | |
813 | ||
814 | seq_printf(m, "PCU interrupt mask:\t%08x\n", | |
815 | I915_READ(GEN8_PCU_IMR)); | |
816 | seq_printf(m, "PCU interrupt identity:\t%08x\n", | |
817 | I915_READ(GEN8_PCU_IIR)); | |
818 | seq_printf(m, "PCU interrupt enable:\t%08x\n", | |
819 | I915_READ(GEN8_PCU_IER)); | |
820 | } else if (INTEL_INFO(dev)->gen >= 8) { | |
a123f157 BW |
821 | seq_printf(m, "Master Interrupt Control:\t%08x\n", |
822 | I915_READ(GEN8_MASTER_IRQ)); | |
823 | ||
824 | for (i = 0; i < 4; i++) { | |
825 | seq_printf(m, "GT Interrupt IMR %d:\t%08x\n", | |
826 | i, I915_READ(GEN8_GT_IMR(i))); | |
827 | seq_printf(m, "GT Interrupt IIR %d:\t%08x\n", | |
828 | i, I915_READ(GEN8_GT_IIR(i))); | |
829 | seq_printf(m, "GT Interrupt IER %d:\t%08x\n", | |
830 | i, I915_READ(GEN8_GT_IER(i))); | |
831 | } | |
832 | ||
055e393f | 833 | for_each_pipe(dev_priv, pipe) { |
e129649b ID |
834 | enum intel_display_power_domain power_domain; |
835 | ||
836 | power_domain = POWER_DOMAIN_PIPE(pipe); | |
837 | if (!intel_display_power_get_if_enabled(dev_priv, | |
838 | power_domain)) { | |
22c59960 PZ |
839 | seq_printf(m, "Pipe %c power disabled\n", |
840 | pipe_name(pipe)); | |
841 | continue; | |
842 | } | |
a123f157 | 843 | seq_printf(m, "Pipe %c IMR:\t%08x\n", |
07d27e20 DL |
844 | pipe_name(pipe), |
845 | I915_READ(GEN8_DE_PIPE_IMR(pipe))); | |
a123f157 | 846 | seq_printf(m, "Pipe %c IIR:\t%08x\n", |
07d27e20 DL |
847 | pipe_name(pipe), |
848 | I915_READ(GEN8_DE_PIPE_IIR(pipe))); | |
a123f157 | 849 | seq_printf(m, "Pipe %c IER:\t%08x\n", |
07d27e20 DL |
850 | pipe_name(pipe), |
851 | I915_READ(GEN8_DE_PIPE_IER(pipe))); | |
e129649b ID |
852 | |
853 | intel_display_power_put(dev_priv, power_domain); | |
a123f157 BW |
854 | } |
855 | ||
856 | seq_printf(m, "Display Engine port interrupt mask:\t%08x\n", | |
857 | I915_READ(GEN8_DE_PORT_IMR)); | |
858 | seq_printf(m, "Display Engine port interrupt identity:\t%08x\n", | |
859 | I915_READ(GEN8_DE_PORT_IIR)); | |
860 | seq_printf(m, "Display Engine port interrupt enable:\t%08x\n", | |
861 | I915_READ(GEN8_DE_PORT_IER)); | |
862 | ||
863 | seq_printf(m, "Display Engine misc interrupt mask:\t%08x\n", | |
864 | I915_READ(GEN8_DE_MISC_IMR)); | |
865 | seq_printf(m, "Display Engine misc interrupt identity:\t%08x\n", | |
866 | I915_READ(GEN8_DE_MISC_IIR)); | |
867 | seq_printf(m, "Display Engine misc interrupt enable:\t%08x\n", | |
868 | I915_READ(GEN8_DE_MISC_IER)); | |
869 | ||
870 | seq_printf(m, "PCU interrupt mask:\t%08x\n", | |
871 | I915_READ(GEN8_PCU_IMR)); | |
872 | seq_printf(m, "PCU interrupt identity:\t%08x\n", | |
873 | I915_READ(GEN8_PCU_IIR)); | |
874 | seq_printf(m, "PCU interrupt enable:\t%08x\n", | |
875 | I915_READ(GEN8_PCU_IER)); | |
876 | } else if (IS_VALLEYVIEW(dev)) { | |
7e231dbe JB |
877 | seq_printf(m, "Display IER:\t%08x\n", |
878 | I915_READ(VLV_IER)); | |
879 | seq_printf(m, "Display IIR:\t%08x\n", | |
880 | I915_READ(VLV_IIR)); | |
881 | seq_printf(m, "Display IIR_RW:\t%08x\n", | |
882 | I915_READ(VLV_IIR_RW)); | |
883 | seq_printf(m, "Display IMR:\t%08x\n", | |
884 | I915_READ(VLV_IMR)); | |
055e393f | 885 | for_each_pipe(dev_priv, pipe) |
7e231dbe JB |
886 | seq_printf(m, "Pipe %c stat:\t%08x\n", |
887 | pipe_name(pipe), | |
888 | I915_READ(PIPESTAT(pipe))); | |
889 | ||
890 | seq_printf(m, "Master IER:\t%08x\n", | |
891 | I915_READ(VLV_MASTER_IER)); | |
892 | ||
893 | seq_printf(m, "Render IER:\t%08x\n", | |
894 | I915_READ(GTIER)); | |
895 | seq_printf(m, "Render IIR:\t%08x\n", | |
896 | I915_READ(GTIIR)); | |
897 | seq_printf(m, "Render IMR:\t%08x\n", | |
898 | I915_READ(GTIMR)); | |
899 | ||
900 | seq_printf(m, "PM IER:\t\t%08x\n", | |
901 | I915_READ(GEN6_PMIER)); | |
902 | seq_printf(m, "PM IIR:\t\t%08x\n", | |
903 | I915_READ(GEN6_PMIIR)); | |
904 | seq_printf(m, "PM IMR:\t\t%08x\n", | |
905 | I915_READ(GEN6_PMIMR)); | |
906 | ||
907 | seq_printf(m, "Port hotplug:\t%08x\n", | |
908 | I915_READ(PORT_HOTPLUG_EN)); | |
909 | seq_printf(m, "DPFLIPSTAT:\t%08x\n", | |
910 | I915_READ(VLV_DPFLIPSTAT)); | |
911 | seq_printf(m, "DPINVGTT:\t%08x\n", | |
912 | I915_READ(DPINVGTT)); | |
913 | ||
914 | } else if (!HAS_PCH_SPLIT(dev)) { | |
5f6a1695 ZW |
915 | seq_printf(m, "Interrupt enable: %08x\n", |
916 | I915_READ(IER)); | |
917 | seq_printf(m, "Interrupt identity: %08x\n", | |
918 | I915_READ(IIR)); | |
919 | seq_printf(m, "Interrupt mask: %08x\n", | |
920 | I915_READ(IMR)); | |
055e393f | 921 | for_each_pipe(dev_priv, pipe) |
9db4a9c7 JB |
922 | seq_printf(m, "Pipe %c stat: %08x\n", |
923 | pipe_name(pipe), | |
924 | I915_READ(PIPESTAT(pipe))); | |
5f6a1695 ZW |
925 | } else { |
926 | seq_printf(m, "North Display Interrupt enable: %08x\n", | |
927 | I915_READ(DEIER)); | |
928 | seq_printf(m, "North Display Interrupt identity: %08x\n", | |
929 | I915_READ(DEIIR)); | |
930 | seq_printf(m, "North Display Interrupt mask: %08x\n", | |
931 | I915_READ(DEIMR)); | |
932 | seq_printf(m, "South Display Interrupt enable: %08x\n", | |
933 | I915_READ(SDEIER)); | |
934 | seq_printf(m, "South Display Interrupt identity: %08x\n", | |
935 | I915_READ(SDEIIR)); | |
936 | seq_printf(m, "South Display Interrupt mask: %08x\n", | |
937 | I915_READ(SDEIMR)); | |
938 | seq_printf(m, "Graphics Interrupt enable: %08x\n", | |
939 | I915_READ(GTIER)); | |
940 | seq_printf(m, "Graphics Interrupt identity: %08x\n", | |
941 | I915_READ(GTIIR)); | |
942 | seq_printf(m, "Graphics Interrupt mask: %08x\n", | |
943 | I915_READ(GTIMR)); | |
944 | } | |
b4ac5afc | 945 | for_each_engine(engine, dev_priv) { |
a123f157 | 946 | if (INTEL_INFO(dev)->gen >= 6) { |
a2c7f6fd CW |
947 | seq_printf(m, |
948 | "Graphics Interrupt mask (%s): %08x\n", | |
e2f80391 | 949 | engine->name, I915_READ_IMR(engine)); |
9862e600 | 950 | } |
e2f80391 | 951 | i915_ring_seqno_info(m, engine); |
9862e600 | 952 | } |
c8c8fb33 | 953 | intel_runtime_pm_put(dev_priv); |
de227ef0 CW |
954 | mutex_unlock(&dev->struct_mutex); |
955 | ||
2017263e BG |
956 | return 0; |
957 | } | |
958 | ||
a6172a80 CW |
959 | static int i915_gem_fence_regs_info(struct seq_file *m, void *data) |
960 | { | |
9f25d007 | 961 | struct drm_info_node *node = m->private; |
a6172a80 | 962 | struct drm_device *dev = node->minor->dev; |
e277a1f8 | 963 | struct drm_i915_private *dev_priv = dev->dev_private; |
de227ef0 CW |
964 | int i, ret; |
965 | ||
966 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
967 | if (ret) | |
968 | return ret; | |
a6172a80 | 969 | |
a6172a80 CW |
970 | seq_printf(m, "Total fences = %d\n", dev_priv->num_fence_regs); |
971 | for (i = 0; i < dev_priv->num_fence_regs; i++) { | |
05394f39 | 972 | struct drm_i915_gem_object *obj = dev_priv->fence_regs[i].obj; |
a6172a80 | 973 | |
6c085a72 CW |
974 | seq_printf(m, "Fence %d, pin count = %d, object = ", |
975 | i, dev_priv->fence_regs[i].pin_count); | |
c2c347a9 | 976 | if (obj == NULL) |
267f0c90 | 977 | seq_puts(m, "unused"); |
c2c347a9 | 978 | else |
05394f39 | 979 | describe_obj(m, obj); |
267f0c90 | 980 | seq_putc(m, '\n'); |
a6172a80 CW |
981 | } |
982 | ||
05394f39 | 983 | mutex_unlock(&dev->struct_mutex); |
a6172a80 CW |
984 | return 0; |
985 | } | |
986 | ||
2017263e BG |
987 | static int i915_hws_info(struct seq_file *m, void *data) |
988 | { | |
9f25d007 | 989 | struct drm_info_node *node = m->private; |
2017263e | 990 | struct drm_device *dev = node->minor->dev; |
e277a1f8 | 991 | struct drm_i915_private *dev_priv = dev->dev_private; |
e2f80391 | 992 | struct intel_engine_cs *engine; |
1a240d4d | 993 | const u32 *hws; |
4066c0ae CW |
994 | int i; |
995 | ||
4a570db5 | 996 | engine = &dev_priv->engine[(uintptr_t)node->info_ent->data]; |
e2f80391 | 997 | hws = engine->status_page.page_addr; |
2017263e BG |
998 | if (hws == NULL) |
999 | return 0; | |
1000 | ||
1001 | for (i = 0; i < 4096 / sizeof(u32) / 4; i += 4) { | |
1002 | seq_printf(m, "0x%08x: 0x%08x 0x%08x 0x%08x 0x%08x\n", | |
1003 | i * 4, | |
1004 | hws[i], hws[i + 1], hws[i + 2], hws[i + 3]); | |
1005 | } | |
1006 | return 0; | |
1007 | } | |
1008 | ||
d5442303 DV |
1009 | static ssize_t |
1010 | i915_error_state_write(struct file *filp, | |
1011 | const char __user *ubuf, | |
1012 | size_t cnt, | |
1013 | loff_t *ppos) | |
1014 | { | |
edc3d884 | 1015 | struct i915_error_state_file_priv *error_priv = filp->private_data; |
d5442303 | 1016 | struct drm_device *dev = error_priv->dev; |
22bcfc6a | 1017 | int ret; |
d5442303 DV |
1018 | |
1019 | DRM_DEBUG_DRIVER("Resetting error state\n"); | |
1020 | ||
22bcfc6a DV |
1021 | ret = mutex_lock_interruptible(&dev->struct_mutex); |
1022 | if (ret) | |
1023 | return ret; | |
1024 | ||
d5442303 DV |
1025 | i915_destroy_error_state(dev); |
1026 | mutex_unlock(&dev->struct_mutex); | |
1027 | ||
1028 | return cnt; | |
1029 | } | |
1030 | ||
1031 | static int i915_error_state_open(struct inode *inode, struct file *file) | |
1032 | { | |
1033 | struct drm_device *dev = inode->i_private; | |
d5442303 | 1034 | struct i915_error_state_file_priv *error_priv; |
d5442303 DV |
1035 | |
1036 | error_priv = kzalloc(sizeof(*error_priv), GFP_KERNEL); | |
1037 | if (!error_priv) | |
1038 | return -ENOMEM; | |
1039 | ||
1040 | error_priv->dev = dev; | |
1041 | ||
95d5bfb3 | 1042 | i915_error_state_get(dev, error_priv); |
d5442303 | 1043 | |
edc3d884 MK |
1044 | file->private_data = error_priv; |
1045 | ||
1046 | return 0; | |
d5442303 DV |
1047 | } |
1048 | ||
1049 | static int i915_error_state_release(struct inode *inode, struct file *file) | |
1050 | { | |
edc3d884 | 1051 | struct i915_error_state_file_priv *error_priv = file->private_data; |
d5442303 | 1052 | |
95d5bfb3 | 1053 | i915_error_state_put(error_priv); |
d5442303 DV |
1054 | kfree(error_priv); |
1055 | ||
edc3d884 MK |
1056 | return 0; |
1057 | } | |
1058 | ||
4dc955f7 MK |
1059 | static ssize_t i915_error_state_read(struct file *file, char __user *userbuf, |
1060 | size_t count, loff_t *pos) | |
1061 | { | |
1062 | struct i915_error_state_file_priv *error_priv = file->private_data; | |
1063 | struct drm_i915_error_state_buf error_str; | |
1064 | loff_t tmp_pos = 0; | |
1065 | ssize_t ret_count = 0; | |
1066 | int ret; | |
1067 | ||
0a4cd7c8 | 1068 | ret = i915_error_state_buf_init(&error_str, to_i915(error_priv->dev), count, *pos); |
4dc955f7 MK |
1069 | if (ret) |
1070 | return ret; | |
edc3d884 | 1071 | |
fc16b48b | 1072 | ret = i915_error_state_to_str(&error_str, error_priv); |
edc3d884 MK |
1073 | if (ret) |
1074 | goto out; | |
1075 | ||
edc3d884 MK |
1076 | ret_count = simple_read_from_buffer(userbuf, count, &tmp_pos, |
1077 | error_str.buf, | |
1078 | error_str.bytes); | |
1079 | ||
1080 | if (ret_count < 0) | |
1081 | ret = ret_count; | |
1082 | else | |
1083 | *pos = error_str.start + ret_count; | |
1084 | out: | |
4dc955f7 | 1085 | i915_error_state_buf_release(&error_str); |
edc3d884 | 1086 | return ret ?: ret_count; |
d5442303 DV |
1087 | } |
1088 | ||
1089 | static const struct file_operations i915_error_state_fops = { | |
1090 | .owner = THIS_MODULE, | |
1091 | .open = i915_error_state_open, | |
edc3d884 | 1092 | .read = i915_error_state_read, |
d5442303 DV |
1093 | .write = i915_error_state_write, |
1094 | .llseek = default_llseek, | |
1095 | .release = i915_error_state_release, | |
1096 | }; | |
1097 | ||
647416f9 KC |
1098 | static int |
1099 | i915_next_seqno_get(void *data, u64 *val) | |
40633219 | 1100 | { |
647416f9 | 1101 | struct drm_device *dev = data; |
e277a1f8 | 1102 | struct drm_i915_private *dev_priv = dev->dev_private; |
40633219 MK |
1103 | int ret; |
1104 | ||
1105 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
1106 | if (ret) | |
1107 | return ret; | |
1108 | ||
647416f9 | 1109 | *val = dev_priv->next_seqno; |
40633219 MK |
1110 | mutex_unlock(&dev->struct_mutex); |
1111 | ||
647416f9 | 1112 | return 0; |
40633219 MK |
1113 | } |
1114 | ||
647416f9 KC |
1115 | static int |
1116 | i915_next_seqno_set(void *data, u64 val) | |
1117 | { | |
1118 | struct drm_device *dev = data; | |
40633219 MK |
1119 | int ret; |
1120 | ||
40633219 MK |
1121 | ret = mutex_lock_interruptible(&dev->struct_mutex); |
1122 | if (ret) | |
1123 | return ret; | |
1124 | ||
e94fbaa8 | 1125 | ret = i915_gem_set_seqno(dev, val); |
40633219 MK |
1126 | mutex_unlock(&dev->struct_mutex); |
1127 | ||
647416f9 | 1128 | return ret; |
40633219 MK |
1129 | } |
1130 | ||
647416f9 KC |
1131 | DEFINE_SIMPLE_ATTRIBUTE(i915_next_seqno_fops, |
1132 | i915_next_seqno_get, i915_next_seqno_set, | |
3a3b4f98 | 1133 | "0x%llx\n"); |
40633219 | 1134 | |
adb4bd12 | 1135 | static int i915_frequency_info(struct seq_file *m, void *unused) |
f97108d1 | 1136 | { |
9f25d007 | 1137 | struct drm_info_node *node = m->private; |
f97108d1 | 1138 | struct drm_device *dev = node->minor->dev; |
e277a1f8 | 1139 | struct drm_i915_private *dev_priv = dev->dev_private; |
c8c8fb33 PZ |
1140 | int ret = 0; |
1141 | ||
1142 | intel_runtime_pm_get(dev_priv); | |
3b8d8d91 | 1143 | |
5c9669ce TR |
1144 | flush_delayed_work(&dev_priv->rps.delayed_resume_work); |
1145 | ||
3b8d8d91 JB |
1146 | if (IS_GEN5(dev)) { |
1147 | u16 rgvswctl = I915_READ16(MEMSWCTL); | |
1148 | u16 rgvstat = I915_READ16(MEMSTAT_ILK); | |
1149 | ||
1150 | seq_printf(m, "Requested P-state: %d\n", (rgvswctl >> 8) & 0xf); | |
1151 | seq_printf(m, "Requested VID: %d\n", rgvswctl & 0x3f); | |
1152 | seq_printf(m, "Current VID: %d\n", (rgvstat & MEMSTAT_VID_MASK) >> | |
1153 | MEMSTAT_VID_SHIFT); | |
1154 | seq_printf(m, "Current P-state: %d\n", | |
1155 | (rgvstat & MEMSTAT_PSTATE_MASK) >> MEMSTAT_PSTATE_SHIFT); | |
666a4537 WB |
1156 | } else if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) { |
1157 | u32 freq_sts; | |
1158 | ||
1159 | mutex_lock(&dev_priv->rps.hw_lock); | |
1160 | freq_sts = vlv_punit_read(dev_priv, PUNIT_REG_GPU_FREQ_STS); | |
1161 | seq_printf(m, "PUNIT_REG_GPU_FREQ_STS: 0x%08x\n", freq_sts); | |
1162 | seq_printf(m, "DDR freq: %d MHz\n", dev_priv->mem_freq); | |
1163 | ||
1164 | seq_printf(m, "actual GPU freq: %d MHz\n", | |
1165 | intel_gpu_freq(dev_priv, (freq_sts >> 8) & 0xff)); | |
1166 | ||
1167 | seq_printf(m, "current GPU freq: %d MHz\n", | |
1168 | intel_gpu_freq(dev_priv, dev_priv->rps.cur_freq)); | |
1169 | ||
1170 | seq_printf(m, "max GPU freq: %d MHz\n", | |
1171 | intel_gpu_freq(dev_priv, dev_priv->rps.max_freq)); | |
1172 | ||
1173 | seq_printf(m, "min GPU freq: %d MHz\n", | |
1174 | intel_gpu_freq(dev_priv, dev_priv->rps.min_freq)); | |
1175 | ||
1176 | seq_printf(m, "idle GPU freq: %d MHz\n", | |
1177 | intel_gpu_freq(dev_priv, dev_priv->rps.idle_freq)); | |
1178 | ||
1179 | seq_printf(m, | |
1180 | "efficient (RPe) frequency: %d MHz\n", | |
1181 | intel_gpu_freq(dev_priv, dev_priv->rps.efficient_freq)); | |
1182 | mutex_unlock(&dev_priv->rps.hw_lock); | |
1183 | } else if (INTEL_INFO(dev)->gen >= 6) { | |
35040562 BP |
1184 | u32 rp_state_limits; |
1185 | u32 gt_perf_status; | |
1186 | u32 rp_state_cap; | |
0d8f9491 | 1187 | u32 rpmodectl, rpinclimit, rpdeclimit; |
8e8c06cd | 1188 | u32 rpstat, cagf, reqf; |
ccab5c82 JB |
1189 | u32 rpupei, rpcurup, rpprevup; |
1190 | u32 rpdownei, rpcurdown, rpprevdown; | |
9dd3c605 | 1191 | u32 pm_ier, pm_imr, pm_isr, pm_iir, pm_mask; |
3b8d8d91 JB |
1192 | int max_freq; |
1193 | ||
35040562 BP |
1194 | rp_state_limits = I915_READ(GEN6_RP_STATE_LIMITS); |
1195 | if (IS_BROXTON(dev)) { | |
1196 | rp_state_cap = I915_READ(BXT_RP_STATE_CAP); | |
1197 | gt_perf_status = I915_READ(BXT_GT_PERF_STATUS); | |
1198 | } else { | |
1199 | rp_state_cap = I915_READ(GEN6_RP_STATE_CAP); | |
1200 | gt_perf_status = I915_READ(GEN6_GT_PERF_STATUS); | |
1201 | } | |
1202 | ||
3b8d8d91 | 1203 | /* RPSTAT1 is in the GT power well */ |
d1ebd816 BW |
1204 | ret = mutex_lock_interruptible(&dev->struct_mutex); |
1205 | if (ret) | |
c8c8fb33 | 1206 | goto out; |
d1ebd816 | 1207 | |
59bad947 | 1208 | intel_uncore_forcewake_get(dev_priv, FORCEWAKE_ALL); |
3b8d8d91 | 1209 | |
8e8c06cd | 1210 | reqf = I915_READ(GEN6_RPNSWREQ); |
60260a5b AG |
1211 | if (IS_GEN9(dev)) |
1212 | reqf >>= 23; | |
1213 | else { | |
1214 | reqf &= ~GEN6_TURBO_DISABLE; | |
1215 | if (IS_HASWELL(dev) || IS_BROADWELL(dev)) | |
1216 | reqf >>= 24; | |
1217 | else | |
1218 | reqf >>= 25; | |
1219 | } | |
7c59a9c1 | 1220 | reqf = intel_gpu_freq(dev_priv, reqf); |
8e8c06cd | 1221 | |
0d8f9491 CW |
1222 | rpmodectl = I915_READ(GEN6_RP_CONTROL); |
1223 | rpinclimit = I915_READ(GEN6_RP_UP_THRESHOLD); | |
1224 | rpdeclimit = I915_READ(GEN6_RP_DOWN_THRESHOLD); | |
1225 | ||
ccab5c82 JB |
1226 | rpstat = I915_READ(GEN6_RPSTAT1); |
1227 | rpupei = I915_READ(GEN6_RP_CUR_UP_EI); | |
1228 | rpcurup = I915_READ(GEN6_RP_CUR_UP); | |
1229 | rpprevup = I915_READ(GEN6_RP_PREV_UP); | |
1230 | rpdownei = I915_READ(GEN6_RP_CUR_DOWN_EI); | |
1231 | rpcurdown = I915_READ(GEN6_RP_CUR_DOWN); | |
1232 | rpprevdown = I915_READ(GEN6_RP_PREV_DOWN); | |
60260a5b AG |
1233 | if (IS_GEN9(dev)) |
1234 | cagf = (rpstat & GEN9_CAGF_MASK) >> GEN9_CAGF_SHIFT; | |
1235 | else if (IS_HASWELL(dev) || IS_BROADWELL(dev)) | |
f82855d3 BW |
1236 | cagf = (rpstat & HSW_CAGF_MASK) >> HSW_CAGF_SHIFT; |
1237 | else | |
1238 | cagf = (rpstat & GEN6_CAGF_MASK) >> GEN6_CAGF_SHIFT; | |
7c59a9c1 | 1239 | cagf = intel_gpu_freq(dev_priv, cagf); |
ccab5c82 | 1240 | |
59bad947 | 1241 | intel_uncore_forcewake_put(dev_priv, FORCEWAKE_ALL); |
d1ebd816 BW |
1242 | mutex_unlock(&dev->struct_mutex); |
1243 | ||
9dd3c605 PZ |
1244 | if (IS_GEN6(dev) || IS_GEN7(dev)) { |
1245 | pm_ier = I915_READ(GEN6_PMIER); | |
1246 | pm_imr = I915_READ(GEN6_PMIMR); | |
1247 | pm_isr = I915_READ(GEN6_PMISR); | |
1248 | pm_iir = I915_READ(GEN6_PMIIR); | |
1249 | pm_mask = I915_READ(GEN6_PMINTRMSK); | |
1250 | } else { | |
1251 | pm_ier = I915_READ(GEN8_GT_IER(2)); | |
1252 | pm_imr = I915_READ(GEN8_GT_IMR(2)); | |
1253 | pm_isr = I915_READ(GEN8_GT_ISR(2)); | |
1254 | pm_iir = I915_READ(GEN8_GT_IIR(2)); | |
1255 | pm_mask = I915_READ(GEN6_PMINTRMSK); | |
1256 | } | |
0d8f9491 | 1257 | seq_printf(m, "PM IER=0x%08x IMR=0x%08x ISR=0x%08x IIR=0x%08x, MASK=0x%08x\n", |
9dd3c605 | 1258 | pm_ier, pm_imr, pm_isr, pm_iir, pm_mask); |
3b8d8d91 | 1259 | seq_printf(m, "GT_PERF_STATUS: 0x%08x\n", gt_perf_status); |
3b8d8d91 | 1260 | seq_printf(m, "Render p-state ratio: %d\n", |
60260a5b | 1261 | (gt_perf_status & (IS_GEN9(dev) ? 0x1ff00 : 0xff00)) >> 8); |
3b8d8d91 JB |
1262 | seq_printf(m, "Render p-state VID: %d\n", |
1263 | gt_perf_status & 0xff); | |
1264 | seq_printf(m, "Render p-state limit: %d\n", | |
1265 | rp_state_limits & 0xff); | |
0d8f9491 CW |
1266 | seq_printf(m, "RPSTAT1: 0x%08x\n", rpstat); |
1267 | seq_printf(m, "RPMODECTL: 0x%08x\n", rpmodectl); | |
1268 | seq_printf(m, "RPINCLIMIT: 0x%08x\n", rpinclimit); | |
1269 | seq_printf(m, "RPDECLIMIT: 0x%08x\n", rpdeclimit); | |
8e8c06cd | 1270 | seq_printf(m, "RPNSWREQ: %dMHz\n", reqf); |
f82855d3 | 1271 | seq_printf(m, "CAGF: %dMHz\n", cagf); |
ccab5c82 JB |
1272 | seq_printf(m, "RP CUR UP EI: %dus\n", rpupei & |
1273 | GEN6_CURICONT_MASK); | |
1274 | seq_printf(m, "RP CUR UP: %dus\n", rpcurup & | |
1275 | GEN6_CURBSYTAVG_MASK); | |
1276 | seq_printf(m, "RP PREV UP: %dus\n", rpprevup & | |
1277 | GEN6_CURBSYTAVG_MASK); | |
d86ed34a CW |
1278 | seq_printf(m, "Up threshold: %d%%\n", |
1279 | dev_priv->rps.up_threshold); | |
1280 | ||
ccab5c82 JB |
1281 | seq_printf(m, "RP CUR DOWN EI: %dus\n", rpdownei & |
1282 | GEN6_CURIAVG_MASK); | |
1283 | seq_printf(m, "RP CUR DOWN: %dus\n", rpcurdown & | |
1284 | GEN6_CURBSYTAVG_MASK); | |
1285 | seq_printf(m, "RP PREV DOWN: %dus\n", rpprevdown & | |
1286 | GEN6_CURBSYTAVG_MASK); | |
d86ed34a CW |
1287 | seq_printf(m, "Down threshold: %d%%\n", |
1288 | dev_priv->rps.down_threshold); | |
3b8d8d91 | 1289 | |
35040562 BP |
1290 | max_freq = (IS_BROXTON(dev) ? rp_state_cap >> 0 : |
1291 | rp_state_cap >> 16) & 0xff; | |
ef11bdb3 RV |
1292 | max_freq *= (IS_SKYLAKE(dev) || IS_KABYLAKE(dev) ? |
1293 | GEN9_FREQ_SCALER : 1); | |
3b8d8d91 | 1294 | seq_printf(m, "Lowest (RPN) frequency: %dMHz\n", |
7c59a9c1 | 1295 | intel_gpu_freq(dev_priv, max_freq)); |
3b8d8d91 JB |
1296 | |
1297 | max_freq = (rp_state_cap & 0xff00) >> 8; | |
ef11bdb3 RV |
1298 | max_freq *= (IS_SKYLAKE(dev) || IS_KABYLAKE(dev) ? |
1299 | GEN9_FREQ_SCALER : 1); | |
3b8d8d91 | 1300 | seq_printf(m, "Nominal (RP1) frequency: %dMHz\n", |
7c59a9c1 | 1301 | intel_gpu_freq(dev_priv, max_freq)); |
3b8d8d91 | 1302 | |
35040562 BP |
1303 | max_freq = (IS_BROXTON(dev) ? rp_state_cap >> 16 : |
1304 | rp_state_cap >> 0) & 0xff; | |
ef11bdb3 RV |
1305 | max_freq *= (IS_SKYLAKE(dev) || IS_KABYLAKE(dev) ? |
1306 | GEN9_FREQ_SCALER : 1); | |
3b8d8d91 | 1307 | seq_printf(m, "Max non-overclocked (RP0) frequency: %dMHz\n", |
7c59a9c1 | 1308 | intel_gpu_freq(dev_priv, max_freq)); |
31c77388 | 1309 | seq_printf(m, "Max overclocked frequency: %dMHz\n", |
7c59a9c1 | 1310 | intel_gpu_freq(dev_priv, dev_priv->rps.max_freq)); |
aed242ff | 1311 | |
d86ed34a CW |
1312 | seq_printf(m, "Current freq: %d MHz\n", |
1313 | intel_gpu_freq(dev_priv, dev_priv->rps.cur_freq)); | |
1314 | seq_printf(m, "Actual freq: %d MHz\n", cagf); | |
aed242ff CW |
1315 | seq_printf(m, "Idle freq: %d MHz\n", |
1316 | intel_gpu_freq(dev_priv, dev_priv->rps.idle_freq)); | |
d86ed34a CW |
1317 | seq_printf(m, "Min freq: %d MHz\n", |
1318 | intel_gpu_freq(dev_priv, dev_priv->rps.min_freq)); | |
1319 | seq_printf(m, "Max freq: %d MHz\n", | |
1320 | intel_gpu_freq(dev_priv, dev_priv->rps.max_freq)); | |
1321 | seq_printf(m, | |
1322 | "efficient (RPe) frequency: %d MHz\n", | |
1323 | intel_gpu_freq(dev_priv, dev_priv->rps.efficient_freq)); | |
3b8d8d91 | 1324 | } else { |
267f0c90 | 1325 | seq_puts(m, "no P-state info available\n"); |
3b8d8d91 | 1326 | } |
f97108d1 | 1327 | |
1170f28c MK |
1328 | seq_printf(m, "Current CD clock frequency: %d kHz\n", dev_priv->cdclk_freq); |
1329 | seq_printf(m, "Max CD clock frequency: %d kHz\n", dev_priv->max_cdclk_freq); | |
1330 | seq_printf(m, "Max pixel clock frequency: %d kHz\n", dev_priv->max_dotclk_freq); | |
1331 | ||
c8c8fb33 PZ |
1332 | out: |
1333 | intel_runtime_pm_put(dev_priv); | |
1334 | return ret; | |
f97108d1 JB |
1335 | } |
1336 | ||
f654449a CW |
1337 | static int i915_hangcheck_info(struct seq_file *m, void *unused) |
1338 | { | |
1339 | struct drm_info_node *node = m->private; | |
ebbc7546 MK |
1340 | struct drm_device *dev = node->minor->dev; |
1341 | struct drm_i915_private *dev_priv = dev->dev_private; | |
e2f80391 | 1342 | struct intel_engine_cs *engine; |
666796da TU |
1343 | u64 acthd[I915_NUM_ENGINES]; |
1344 | u32 seqno[I915_NUM_ENGINES]; | |
61642ff0 | 1345 | u32 instdone[I915_NUM_INSTDONE_REG]; |
c3232b18 DG |
1346 | enum intel_engine_id id; |
1347 | int j; | |
f654449a CW |
1348 | |
1349 | if (!i915.enable_hangcheck) { | |
1350 | seq_printf(m, "Hangcheck disabled\n"); | |
1351 | return 0; | |
1352 | } | |
1353 | ||
ebbc7546 MK |
1354 | intel_runtime_pm_get(dev_priv); |
1355 | ||
c3232b18 | 1356 | for_each_engine_id(engine, dev_priv, id) { |
c3232b18 | 1357 | acthd[id] = intel_ring_get_active_head(engine); |
c04e0f3b | 1358 | seqno[id] = engine->get_seqno(engine); |
ebbc7546 MK |
1359 | } |
1360 | ||
61642ff0 MK |
1361 | i915_get_extra_instdone(dev, instdone); |
1362 | ||
ebbc7546 MK |
1363 | intel_runtime_pm_put(dev_priv); |
1364 | ||
f654449a CW |
1365 | if (delayed_work_pending(&dev_priv->gpu_error.hangcheck_work)) { |
1366 | seq_printf(m, "Hangcheck active, fires in %dms\n", | |
1367 | jiffies_to_msecs(dev_priv->gpu_error.hangcheck_work.timer.expires - | |
1368 | jiffies)); | |
1369 | } else | |
1370 | seq_printf(m, "Hangcheck inactive\n"); | |
1371 | ||
c3232b18 | 1372 | for_each_engine_id(engine, dev_priv, id) { |
e2f80391 | 1373 | seq_printf(m, "%s:\n", engine->name); |
14fd0d6d CW |
1374 | seq_printf(m, "\tseqno = %x [current %x, last %x]\n", |
1375 | engine->hangcheck.seqno, | |
1376 | seqno[id], | |
1377 | engine->last_submitted_seqno); | |
12471ba8 CW |
1378 | seq_printf(m, "\tuser interrupts = %x [current %x]\n", |
1379 | engine->hangcheck.user_interrupts, | |
1380 | READ_ONCE(engine->user_interrupts)); | |
f654449a | 1381 | seq_printf(m, "\tACTHD = 0x%08llx [current 0x%08llx]\n", |
e2f80391 | 1382 | (long long)engine->hangcheck.acthd, |
c3232b18 | 1383 | (long long)acthd[id]); |
e2f80391 TU |
1384 | seq_printf(m, "\tscore = %d\n", engine->hangcheck.score); |
1385 | seq_printf(m, "\taction = %d\n", engine->hangcheck.action); | |
61642ff0 | 1386 | |
e2f80391 | 1387 | if (engine->id == RCS) { |
61642ff0 MK |
1388 | seq_puts(m, "\tinstdone read ="); |
1389 | ||
1390 | for (j = 0; j < I915_NUM_INSTDONE_REG; j++) | |
1391 | seq_printf(m, " 0x%08x", instdone[j]); | |
1392 | ||
1393 | seq_puts(m, "\n\tinstdone accu ="); | |
1394 | ||
1395 | for (j = 0; j < I915_NUM_INSTDONE_REG; j++) | |
1396 | seq_printf(m, " 0x%08x", | |
e2f80391 | 1397 | engine->hangcheck.instdone[j]); |
61642ff0 MK |
1398 | |
1399 | seq_puts(m, "\n"); | |
1400 | } | |
f654449a CW |
1401 | } |
1402 | ||
1403 | return 0; | |
1404 | } | |
1405 | ||
4d85529d | 1406 | static int ironlake_drpc_info(struct seq_file *m) |
f97108d1 | 1407 | { |
9f25d007 | 1408 | struct drm_info_node *node = m->private; |
f97108d1 | 1409 | struct drm_device *dev = node->minor->dev; |
e277a1f8 | 1410 | struct drm_i915_private *dev_priv = dev->dev_private; |
616fdb5a BW |
1411 | u32 rgvmodectl, rstdbyctl; |
1412 | u16 crstandvid; | |
1413 | int ret; | |
1414 | ||
1415 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
1416 | if (ret) | |
1417 | return ret; | |
c8c8fb33 | 1418 | intel_runtime_pm_get(dev_priv); |
616fdb5a BW |
1419 | |
1420 | rgvmodectl = I915_READ(MEMMODECTL); | |
1421 | rstdbyctl = I915_READ(RSTDBYCTL); | |
1422 | crstandvid = I915_READ16(CRSTANDVID); | |
1423 | ||
c8c8fb33 | 1424 | intel_runtime_pm_put(dev_priv); |
616fdb5a | 1425 | mutex_unlock(&dev->struct_mutex); |
f97108d1 | 1426 | |
742f491d | 1427 | seq_printf(m, "HD boost: %s\n", yesno(rgvmodectl & MEMMODE_BOOST_EN)); |
f97108d1 JB |
1428 | seq_printf(m, "Boost freq: %d\n", |
1429 | (rgvmodectl & MEMMODE_BOOST_FREQ_MASK) >> | |
1430 | MEMMODE_BOOST_FREQ_SHIFT); | |
1431 | seq_printf(m, "HW control enabled: %s\n", | |
742f491d | 1432 | yesno(rgvmodectl & MEMMODE_HWIDLE_EN)); |
f97108d1 | 1433 | seq_printf(m, "SW control enabled: %s\n", |
742f491d | 1434 | yesno(rgvmodectl & MEMMODE_SWMODE_EN)); |
f97108d1 | 1435 | seq_printf(m, "Gated voltage change: %s\n", |
742f491d | 1436 | yesno(rgvmodectl & MEMMODE_RCLK_GATE)); |
f97108d1 JB |
1437 | seq_printf(m, "Starting frequency: P%d\n", |
1438 | (rgvmodectl & MEMMODE_FSTART_MASK) >> MEMMODE_FSTART_SHIFT); | |
7648fa99 | 1439 | seq_printf(m, "Max P-state: P%d\n", |
f97108d1 | 1440 | (rgvmodectl & MEMMODE_FMAX_MASK) >> MEMMODE_FMAX_SHIFT); |
7648fa99 JB |
1441 | seq_printf(m, "Min P-state: P%d\n", (rgvmodectl & MEMMODE_FMIN_MASK)); |
1442 | seq_printf(m, "RS1 VID: %d\n", (crstandvid & 0x3f)); | |
1443 | seq_printf(m, "RS2 VID: %d\n", ((crstandvid >> 8) & 0x3f)); | |
1444 | seq_printf(m, "Render standby enabled: %s\n", | |
742f491d | 1445 | yesno(!(rstdbyctl & RCX_SW_EXIT))); |
267f0c90 | 1446 | seq_puts(m, "Current RS state: "); |
88271da3 JB |
1447 | switch (rstdbyctl & RSX_STATUS_MASK) { |
1448 | case RSX_STATUS_ON: | |
267f0c90 | 1449 | seq_puts(m, "on\n"); |
88271da3 JB |
1450 | break; |
1451 | case RSX_STATUS_RC1: | |
267f0c90 | 1452 | seq_puts(m, "RC1\n"); |
88271da3 JB |
1453 | break; |
1454 | case RSX_STATUS_RC1E: | |
267f0c90 | 1455 | seq_puts(m, "RC1E\n"); |
88271da3 JB |
1456 | break; |
1457 | case RSX_STATUS_RS1: | |
267f0c90 | 1458 | seq_puts(m, "RS1\n"); |
88271da3 JB |
1459 | break; |
1460 | case RSX_STATUS_RS2: | |
267f0c90 | 1461 | seq_puts(m, "RS2 (RC6)\n"); |
88271da3 JB |
1462 | break; |
1463 | case RSX_STATUS_RS3: | |
267f0c90 | 1464 | seq_puts(m, "RC3 (RC6+)\n"); |
88271da3 JB |
1465 | break; |
1466 | default: | |
267f0c90 | 1467 | seq_puts(m, "unknown\n"); |
88271da3 JB |
1468 | break; |
1469 | } | |
f97108d1 JB |
1470 | |
1471 | return 0; | |
1472 | } | |
1473 | ||
f65367b5 | 1474 | static int i915_forcewake_domains(struct seq_file *m, void *data) |
669ab5aa | 1475 | { |
b2cff0db CW |
1476 | struct drm_info_node *node = m->private; |
1477 | struct drm_device *dev = node->minor->dev; | |
1478 | struct drm_i915_private *dev_priv = dev->dev_private; | |
1479 | struct intel_uncore_forcewake_domain *fw_domain; | |
b2cff0db CW |
1480 | |
1481 | spin_lock_irq(&dev_priv->uncore.lock); | |
33c582c1 | 1482 | for_each_fw_domain(fw_domain, dev_priv) { |
b2cff0db | 1483 | seq_printf(m, "%s.wake_count = %u\n", |
33c582c1 | 1484 | intel_uncore_forcewake_domain_to_str(fw_domain->id), |
b2cff0db CW |
1485 | fw_domain->wake_count); |
1486 | } | |
1487 | spin_unlock_irq(&dev_priv->uncore.lock); | |
669ab5aa | 1488 | |
b2cff0db CW |
1489 | return 0; |
1490 | } | |
1491 | ||
1492 | static int vlv_drpc_info(struct seq_file *m) | |
1493 | { | |
9f25d007 | 1494 | struct drm_info_node *node = m->private; |
669ab5aa D |
1495 | struct drm_device *dev = node->minor->dev; |
1496 | struct drm_i915_private *dev_priv = dev->dev_private; | |
6b312cd3 | 1497 | u32 rpmodectl1, rcctl1, pw_status; |
669ab5aa | 1498 | |
d46c0517 ID |
1499 | intel_runtime_pm_get(dev_priv); |
1500 | ||
6b312cd3 | 1501 | pw_status = I915_READ(VLV_GTLC_PW_STATUS); |
669ab5aa D |
1502 | rpmodectl1 = I915_READ(GEN6_RP_CONTROL); |
1503 | rcctl1 = I915_READ(GEN6_RC_CONTROL); | |
1504 | ||
d46c0517 ID |
1505 | intel_runtime_pm_put(dev_priv); |
1506 | ||
669ab5aa D |
1507 | seq_printf(m, "Video Turbo Mode: %s\n", |
1508 | yesno(rpmodectl1 & GEN6_RP_MEDIA_TURBO)); | |
1509 | seq_printf(m, "Turbo enabled: %s\n", | |
1510 | yesno(rpmodectl1 & GEN6_RP_ENABLE)); | |
1511 | seq_printf(m, "HW control enabled: %s\n", | |
1512 | yesno(rpmodectl1 & GEN6_RP_ENABLE)); | |
1513 | seq_printf(m, "SW control enabled: %s\n", | |
1514 | yesno((rpmodectl1 & GEN6_RP_MEDIA_MODE_MASK) == | |
1515 | GEN6_RP_MEDIA_SW_MODE)); | |
1516 | seq_printf(m, "RC6 Enabled: %s\n", | |
1517 | yesno(rcctl1 & (GEN7_RC_CTL_TO_MODE | | |
1518 | GEN6_RC_CTL_EI_MODE(1)))); | |
1519 | seq_printf(m, "Render Power Well: %s\n", | |
6b312cd3 | 1520 | (pw_status & VLV_GTLC_PW_RENDER_STATUS_MASK) ? "Up" : "Down"); |
669ab5aa | 1521 | seq_printf(m, "Media Power Well: %s\n", |
6b312cd3 | 1522 | (pw_status & VLV_GTLC_PW_MEDIA_STATUS_MASK) ? "Up" : "Down"); |
669ab5aa | 1523 | |
9cc19be5 ID |
1524 | seq_printf(m, "Render RC6 residency since boot: %u\n", |
1525 | I915_READ(VLV_GT_RENDER_RC6)); | |
1526 | seq_printf(m, "Media RC6 residency since boot: %u\n", | |
1527 | I915_READ(VLV_GT_MEDIA_RC6)); | |
1528 | ||
f65367b5 | 1529 | return i915_forcewake_domains(m, NULL); |
669ab5aa D |
1530 | } |
1531 | ||
4d85529d BW |
1532 | static int gen6_drpc_info(struct seq_file *m) |
1533 | { | |
9f25d007 | 1534 | struct drm_info_node *node = m->private; |
4d85529d BW |
1535 | struct drm_device *dev = node->minor->dev; |
1536 | struct drm_i915_private *dev_priv = dev->dev_private; | |
ecd8faea | 1537 | u32 rpmodectl1, gt_core_status, rcctl1, rc6vids = 0; |
93b525dc | 1538 | unsigned forcewake_count; |
aee56cff | 1539 | int count = 0, ret; |
4d85529d BW |
1540 | |
1541 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
1542 | if (ret) | |
1543 | return ret; | |
c8c8fb33 | 1544 | intel_runtime_pm_get(dev_priv); |
4d85529d | 1545 | |
907b28c5 | 1546 | spin_lock_irq(&dev_priv->uncore.lock); |
b2cff0db | 1547 | forcewake_count = dev_priv->uncore.fw_domain[FW_DOMAIN_ID_RENDER].wake_count; |
907b28c5 | 1548 | spin_unlock_irq(&dev_priv->uncore.lock); |
93b525dc DV |
1549 | |
1550 | if (forcewake_count) { | |
267f0c90 DL |
1551 | seq_puts(m, "RC information inaccurate because somebody " |
1552 | "holds a forcewake reference \n"); | |
4d85529d BW |
1553 | } else { |
1554 | /* NB: we cannot use forcewake, else we read the wrong values */ | |
1555 | while (count++ < 50 && (I915_READ_NOTRACE(FORCEWAKE_ACK) & 1)) | |
1556 | udelay(10); | |
1557 | seq_printf(m, "RC information accurate: %s\n", yesno(count < 51)); | |
1558 | } | |
1559 | ||
75aa3f63 | 1560 | gt_core_status = I915_READ_FW(GEN6_GT_CORE_STATUS); |
ed71f1b4 | 1561 | trace_i915_reg_rw(false, GEN6_GT_CORE_STATUS, gt_core_status, 4, true); |
4d85529d BW |
1562 | |
1563 | rpmodectl1 = I915_READ(GEN6_RP_CONTROL); | |
1564 | rcctl1 = I915_READ(GEN6_RC_CONTROL); | |
1565 | mutex_unlock(&dev->struct_mutex); | |
44cbd338 BW |
1566 | mutex_lock(&dev_priv->rps.hw_lock); |
1567 | sandybridge_pcode_read(dev_priv, GEN6_PCODE_READ_RC6VIDS, &rc6vids); | |
1568 | mutex_unlock(&dev_priv->rps.hw_lock); | |
4d85529d | 1569 | |
c8c8fb33 PZ |
1570 | intel_runtime_pm_put(dev_priv); |
1571 | ||
4d85529d BW |
1572 | seq_printf(m, "Video Turbo Mode: %s\n", |
1573 | yesno(rpmodectl1 & GEN6_RP_MEDIA_TURBO)); | |
1574 | seq_printf(m, "HW control enabled: %s\n", | |
1575 | yesno(rpmodectl1 & GEN6_RP_ENABLE)); | |
1576 | seq_printf(m, "SW control enabled: %s\n", | |
1577 | yesno((rpmodectl1 & GEN6_RP_MEDIA_MODE_MASK) == | |
1578 | GEN6_RP_MEDIA_SW_MODE)); | |
fff24e21 | 1579 | seq_printf(m, "RC1e Enabled: %s\n", |
4d85529d BW |
1580 | yesno(rcctl1 & GEN6_RC_CTL_RC1e_ENABLE)); |
1581 | seq_printf(m, "RC6 Enabled: %s\n", | |
1582 | yesno(rcctl1 & GEN6_RC_CTL_RC6_ENABLE)); | |
1583 | seq_printf(m, "Deep RC6 Enabled: %s\n", | |
1584 | yesno(rcctl1 & GEN6_RC_CTL_RC6p_ENABLE)); | |
1585 | seq_printf(m, "Deepest RC6 Enabled: %s\n", | |
1586 | yesno(rcctl1 & GEN6_RC_CTL_RC6pp_ENABLE)); | |
267f0c90 | 1587 | seq_puts(m, "Current RC state: "); |
4d85529d BW |
1588 | switch (gt_core_status & GEN6_RCn_MASK) { |
1589 | case GEN6_RC0: | |
1590 | if (gt_core_status & GEN6_CORE_CPD_STATE_MASK) | |
267f0c90 | 1591 | seq_puts(m, "Core Power Down\n"); |
4d85529d | 1592 | else |
267f0c90 | 1593 | seq_puts(m, "on\n"); |
4d85529d BW |
1594 | break; |
1595 | case GEN6_RC3: | |
267f0c90 | 1596 | seq_puts(m, "RC3\n"); |
4d85529d BW |
1597 | break; |
1598 | case GEN6_RC6: | |
267f0c90 | 1599 | seq_puts(m, "RC6\n"); |
4d85529d BW |
1600 | break; |
1601 | case GEN6_RC7: | |
267f0c90 | 1602 | seq_puts(m, "RC7\n"); |
4d85529d BW |
1603 | break; |
1604 | default: | |
267f0c90 | 1605 | seq_puts(m, "Unknown\n"); |
4d85529d BW |
1606 | break; |
1607 | } | |
1608 | ||
1609 | seq_printf(m, "Core Power Down: %s\n", | |
1610 | yesno(gt_core_status & GEN6_CORE_CPD_STATE_MASK)); | |
cce66a28 BW |
1611 | |
1612 | /* Not exactly sure what this is */ | |
1613 | seq_printf(m, "RC6 \"Locked to RPn\" residency since boot: %u\n", | |
1614 | I915_READ(GEN6_GT_GFX_RC6_LOCKED)); | |
1615 | seq_printf(m, "RC6 residency since boot: %u\n", | |
1616 | I915_READ(GEN6_GT_GFX_RC6)); | |
1617 | seq_printf(m, "RC6+ residency since boot: %u\n", | |
1618 | I915_READ(GEN6_GT_GFX_RC6p)); | |
1619 | seq_printf(m, "RC6++ residency since boot: %u\n", | |
1620 | I915_READ(GEN6_GT_GFX_RC6pp)); | |
1621 | ||
ecd8faea BW |
1622 | seq_printf(m, "RC6 voltage: %dmV\n", |
1623 | GEN6_DECODE_RC6_VID(((rc6vids >> 0) & 0xff))); | |
1624 | seq_printf(m, "RC6+ voltage: %dmV\n", | |
1625 | GEN6_DECODE_RC6_VID(((rc6vids >> 8) & 0xff))); | |
1626 | seq_printf(m, "RC6++ voltage: %dmV\n", | |
1627 | GEN6_DECODE_RC6_VID(((rc6vids >> 16) & 0xff))); | |
4d85529d BW |
1628 | return 0; |
1629 | } | |
1630 | ||
1631 | static int i915_drpc_info(struct seq_file *m, void *unused) | |
1632 | { | |
9f25d007 | 1633 | struct drm_info_node *node = m->private; |
4d85529d BW |
1634 | struct drm_device *dev = node->minor->dev; |
1635 | ||
666a4537 | 1636 | if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) |
669ab5aa | 1637 | return vlv_drpc_info(m); |
ac66cf4b | 1638 | else if (INTEL_INFO(dev)->gen >= 6) |
4d85529d BW |
1639 | return gen6_drpc_info(m); |
1640 | else | |
1641 | return ironlake_drpc_info(m); | |
1642 | } | |
1643 | ||
9a851789 DV |
1644 | static int i915_frontbuffer_tracking(struct seq_file *m, void *unused) |
1645 | { | |
1646 | struct drm_info_node *node = m->private; | |
1647 | struct drm_device *dev = node->minor->dev; | |
1648 | struct drm_i915_private *dev_priv = dev->dev_private; | |
1649 | ||
1650 | seq_printf(m, "FB tracking busy bits: 0x%08x\n", | |
1651 | dev_priv->fb_tracking.busy_bits); | |
1652 | ||
1653 | seq_printf(m, "FB tracking flip bits: 0x%08x\n", | |
1654 | dev_priv->fb_tracking.flip_bits); | |
1655 | ||
1656 | return 0; | |
1657 | } | |
1658 | ||
b5e50c3f JB |
1659 | static int i915_fbc_status(struct seq_file *m, void *unused) |
1660 | { | |
9f25d007 | 1661 | struct drm_info_node *node = m->private; |
b5e50c3f | 1662 | struct drm_device *dev = node->minor->dev; |
e277a1f8 | 1663 | struct drm_i915_private *dev_priv = dev->dev_private; |
b5e50c3f | 1664 | |
3a77c4c4 | 1665 | if (!HAS_FBC(dev)) { |
267f0c90 | 1666 | seq_puts(m, "FBC unsupported on this chipset\n"); |
b5e50c3f JB |
1667 | return 0; |
1668 | } | |
1669 | ||
36623ef8 | 1670 | intel_runtime_pm_get(dev_priv); |
25ad93fd | 1671 | mutex_lock(&dev_priv->fbc.lock); |
36623ef8 | 1672 | |
0e631adc | 1673 | if (intel_fbc_is_active(dev_priv)) |
267f0c90 | 1674 | seq_puts(m, "FBC enabled\n"); |
2e8144a5 PZ |
1675 | else |
1676 | seq_printf(m, "FBC disabled: %s\n", | |
bf6189c6 | 1677 | dev_priv->fbc.no_fbc_reason); |
36623ef8 | 1678 | |
31b9df10 PZ |
1679 | if (INTEL_INFO(dev_priv)->gen >= 7) |
1680 | seq_printf(m, "Compressing: %s\n", | |
1681 | yesno(I915_READ(FBC_STATUS2) & | |
1682 | FBC_COMPRESSION_MASK)); | |
1683 | ||
25ad93fd | 1684 | mutex_unlock(&dev_priv->fbc.lock); |
36623ef8 PZ |
1685 | intel_runtime_pm_put(dev_priv); |
1686 | ||
b5e50c3f JB |
1687 | return 0; |
1688 | } | |
1689 | ||
da46f936 RV |
1690 | static int i915_fbc_fc_get(void *data, u64 *val) |
1691 | { | |
1692 | struct drm_device *dev = data; | |
1693 | struct drm_i915_private *dev_priv = dev->dev_private; | |
1694 | ||
1695 | if (INTEL_INFO(dev)->gen < 7 || !HAS_FBC(dev)) | |
1696 | return -ENODEV; | |
1697 | ||
da46f936 | 1698 | *val = dev_priv->fbc.false_color; |
da46f936 RV |
1699 | |
1700 | return 0; | |
1701 | } | |
1702 | ||
1703 | static int i915_fbc_fc_set(void *data, u64 val) | |
1704 | { | |
1705 | struct drm_device *dev = data; | |
1706 | struct drm_i915_private *dev_priv = dev->dev_private; | |
1707 | u32 reg; | |
1708 | ||
1709 | if (INTEL_INFO(dev)->gen < 7 || !HAS_FBC(dev)) | |
1710 | return -ENODEV; | |
1711 | ||
25ad93fd | 1712 | mutex_lock(&dev_priv->fbc.lock); |
da46f936 RV |
1713 | |
1714 | reg = I915_READ(ILK_DPFC_CONTROL); | |
1715 | dev_priv->fbc.false_color = val; | |
1716 | ||
1717 | I915_WRITE(ILK_DPFC_CONTROL, val ? | |
1718 | (reg | FBC_CTL_FALSE_COLOR) : | |
1719 | (reg & ~FBC_CTL_FALSE_COLOR)); | |
1720 | ||
25ad93fd | 1721 | mutex_unlock(&dev_priv->fbc.lock); |
da46f936 RV |
1722 | return 0; |
1723 | } | |
1724 | ||
1725 | DEFINE_SIMPLE_ATTRIBUTE(i915_fbc_fc_fops, | |
1726 | i915_fbc_fc_get, i915_fbc_fc_set, | |
1727 | "%llu\n"); | |
1728 | ||
92d44621 PZ |
1729 | static int i915_ips_status(struct seq_file *m, void *unused) |
1730 | { | |
9f25d007 | 1731 | struct drm_info_node *node = m->private; |
92d44621 PZ |
1732 | struct drm_device *dev = node->minor->dev; |
1733 | struct drm_i915_private *dev_priv = dev->dev_private; | |
1734 | ||
f5adf94e | 1735 | if (!HAS_IPS(dev)) { |
92d44621 PZ |
1736 | seq_puts(m, "not supported\n"); |
1737 | return 0; | |
1738 | } | |
1739 | ||
36623ef8 PZ |
1740 | intel_runtime_pm_get(dev_priv); |
1741 | ||
0eaa53f0 RV |
1742 | seq_printf(m, "Enabled by kernel parameter: %s\n", |
1743 | yesno(i915.enable_ips)); | |
1744 | ||
1745 | if (INTEL_INFO(dev)->gen >= 8) { | |
1746 | seq_puts(m, "Currently: unknown\n"); | |
1747 | } else { | |
1748 | if (I915_READ(IPS_CTL) & IPS_ENABLE) | |
1749 | seq_puts(m, "Currently: enabled\n"); | |
1750 | else | |
1751 | seq_puts(m, "Currently: disabled\n"); | |
1752 | } | |
92d44621 | 1753 | |
36623ef8 PZ |
1754 | intel_runtime_pm_put(dev_priv); |
1755 | ||
92d44621 PZ |
1756 | return 0; |
1757 | } | |
1758 | ||
4a9bef37 JB |
1759 | static int i915_sr_status(struct seq_file *m, void *unused) |
1760 | { | |
9f25d007 | 1761 | struct drm_info_node *node = m->private; |
4a9bef37 | 1762 | struct drm_device *dev = node->minor->dev; |
e277a1f8 | 1763 | struct drm_i915_private *dev_priv = dev->dev_private; |
4a9bef37 JB |
1764 | bool sr_enabled = false; |
1765 | ||
36623ef8 PZ |
1766 | intel_runtime_pm_get(dev_priv); |
1767 | ||
1398261a | 1768 | if (HAS_PCH_SPLIT(dev)) |
5ba2aaaa | 1769 | sr_enabled = I915_READ(WM1_LP_ILK) & WM1_LP_SR_EN; |
77b64555 ACO |
1770 | else if (IS_CRESTLINE(dev) || IS_G4X(dev) || |
1771 | IS_I945G(dev) || IS_I945GM(dev)) | |
4a9bef37 JB |
1772 | sr_enabled = I915_READ(FW_BLC_SELF) & FW_BLC_SELF_EN; |
1773 | else if (IS_I915GM(dev)) | |
1774 | sr_enabled = I915_READ(INSTPM) & INSTPM_SELF_EN; | |
1775 | else if (IS_PINEVIEW(dev)) | |
1776 | sr_enabled = I915_READ(DSPFW3) & PINEVIEW_SELF_REFRESH_EN; | |
666a4537 | 1777 | else if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) |
77b64555 | 1778 | sr_enabled = I915_READ(FW_BLC_SELF_VLV) & FW_CSPWRDWNEN; |
4a9bef37 | 1779 | |
36623ef8 PZ |
1780 | intel_runtime_pm_put(dev_priv); |
1781 | ||
5ba2aaaa CW |
1782 | seq_printf(m, "self-refresh: %s\n", |
1783 | sr_enabled ? "enabled" : "disabled"); | |
4a9bef37 JB |
1784 | |
1785 | return 0; | |
1786 | } | |
1787 | ||
7648fa99 JB |
1788 | static int i915_emon_status(struct seq_file *m, void *unused) |
1789 | { | |
9f25d007 | 1790 | struct drm_info_node *node = m->private; |
7648fa99 | 1791 | struct drm_device *dev = node->minor->dev; |
e277a1f8 | 1792 | struct drm_i915_private *dev_priv = dev->dev_private; |
7648fa99 | 1793 | unsigned long temp, chipset, gfx; |
de227ef0 CW |
1794 | int ret; |
1795 | ||
582be6b4 CW |
1796 | if (!IS_GEN5(dev)) |
1797 | return -ENODEV; | |
1798 | ||
de227ef0 CW |
1799 | ret = mutex_lock_interruptible(&dev->struct_mutex); |
1800 | if (ret) | |
1801 | return ret; | |
7648fa99 JB |
1802 | |
1803 | temp = i915_mch_val(dev_priv); | |
1804 | chipset = i915_chipset_val(dev_priv); | |
1805 | gfx = i915_gfx_val(dev_priv); | |
de227ef0 | 1806 | mutex_unlock(&dev->struct_mutex); |
7648fa99 JB |
1807 | |
1808 | seq_printf(m, "GMCH temp: %ld\n", temp); | |
1809 | seq_printf(m, "Chipset power: %ld\n", chipset); | |
1810 | seq_printf(m, "GFX power: %ld\n", gfx); | |
1811 | seq_printf(m, "Total power: %ld\n", chipset + gfx); | |
1812 | ||
1813 | return 0; | |
1814 | } | |
1815 | ||
23b2f8bb JB |
1816 | static int i915_ring_freq_table(struct seq_file *m, void *unused) |
1817 | { | |
9f25d007 | 1818 | struct drm_info_node *node = m->private; |
23b2f8bb | 1819 | struct drm_device *dev = node->minor->dev; |
e277a1f8 | 1820 | struct drm_i915_private *dev_priv = dev->dev_private; |
5bfa0199 | 1821 | int ret = 0; |
23b2f8bb | 1822 | int gpu_freq, ia_freq; |
f936ec34 | 1823 | unsigned int max_gpu_freq, min_gpu_freq; |
23b2f8bb | 1824 | |
97d3308a | 1825 | if (!HAS_CORE_RING_FREQ(dev)) { |
267f0c90 | 1826 | seq_puts(m, "unsupported on this chipset\n"); |
23b2f8bb JB |
1827 | return 0; |
1828 | } | |
1829 | ||
5bfa0199 PZ |
1830 | intel_runtime_pm_get(dev_priv); |
1831 | ||
5c9669ce TR |
1832 | flush_delayed_work(&dev_priv->rps.delayed_resume_work); |
1833 | ||
4fc688ce | 1834 | ret = mutex_lock_interruptible(&dev_priv->rps.hw_lock); |
23b2f8bb | 1835 | if (ret) |
5bfa0199 | 1836 | goto out; |
23b2f8bb | 1837 | |
ef11bdb3 | 1838 | if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) { |
f936ec34 AG |
1839 | /* Convert GT frequency to 50 HZ units */ |
1840 | min_gpu_freq = | |
1841 | dev_priv->rps.min_freq_softlimit / GEN9_FREQ_SCALER; | |
1842 | max_gpu_freq = | |
1843 | dev_priv->rps.max_freq_softlimit / GEN9_FREQ_SCALER; | |
1844 | } else { | |
1845 | min_gpu_freq = dev_priv->rps.min_freq_softlimit; | |
1846 | max_gpu_freq = dev_priv->rps.max_freq_softlimit; | |
1847 | } | |
1848 | ||
267f0c90 | 1849 | seq_puts(m, "GPU freq (MHz)\tEffective CPU freq (MHz)\tEffective Ring freq (MHz)\n"); |
23b2f8bb | 1850 | |
f936ec34 | 1851 | for (gpu_freq = min_gpu_freq; gpu_freq <= max_gpu_freq; gpu_freq++) { |
42c0526c BW |
1852 | ia_freq = gpu_freq; |
1853 | sandybridge_pcode_read(dev_priv, | |
1854 | GEN6_PCODE_READ_MIN_FREQ_TABLE, | |
1855 | &ia_freq); | |
3ebecd07 | 1856 | seq_printf(m, "%d\t\t%d\t\t\t\t%d\n", |
f936ec34 | 1857 | intel_gpu_freq(dev_priv, (gpu_freq * |
ef11bdb3 RV |
1858 | (IS_SKYLAKE(dev) || IS_KABYLAKE(dev) ? |
1859 | GEN9_FREQ_SCALER : 1))), | |
3ebecd07 CW |
1860 | ((ia_freq >> 0) & 0xff) * 100, |
1861 | ((ia_freq >> 8) & 0xff) * 100); | |
23b2f8bb JB |
1862 | } |
1863 | ||
4fc688ce | 1864 | mutex_unlock(&dev_priv->rps.hw_lock); |
23b2f8bb | 1865 | |
5bfa0199 PZ |
1866 | out: |
1867 | intel_runtime_pm_put(dev_priv); | |
1868 | return ret; | |
23b2f8bb JB |
1869 | } |
1870 | ||
44834a67 CW |
1871 | static int i915_opregion(struct seq_file *m, void *unused) |
1872 | { | |
9f25d007 | 1873 | struct drm_info_node *node = m->private; |
44834a67 | 1874 | struct drm_device *dev = node->minor->dev; |
e277a1f8 | 1875 | struct drm_i915_private *dev_priv = dev->dev_private; |
44834a67 CW |
1876 | struct intel_opregion *opregion = &dev_priv->opregion; |
1877 | int ret; | |
1878 | ||
1879 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
1880 | if (ret) | |
0d38f009 | 1881 | goto out; |
44834a67 | 1882 | |
2455a8e4 JN |
1883 | if (opregion->header) |
1884 | seq_write(m, opregion->header, OPREGION_SIZE); | |
44834a67 CW |
1885 | |
1886 | mutex_unlock(&dev->struct_mutex); | |
1887 | ||
0d38f009 | 1888 | out: |
44834a67 CW |
1889 | return 0; |
1890 | } | |
1891 | ||
ada8f955 JN |
1892 | static int i915_vbt(struct seq_file *m, void *unused) |
1893 | { | |
1894 | struct drm_info_node *node = m->private; | |
1895 | struct drm_device *dev = node->minor->dev; | |
1896 | struct drm_i915_private *dev_priv = dev->dev_private; | |
1897 | struct intel_opregion *opregion = &dev_priv->opregion; | |
1898 | ||
1899 | if (opregion->vbt) | |
1900 | seq_write(m, opregion->vbt, opregion->vbt_size); | |
1901 | ||
1902 | return 0; | |
1903 | } | |
1904 | ||
37811fcc CW |
1905 | static int i915_gem_framebuffer_info(struct seq_file *m, void *data) |
1906 | { | |
9f25d007 | 1907 | struct drm_info_node *node = m->private; |
37811fcc | 1908 | struct drm_device *dev = node->minor->dev; |
b13b8402 | 1909 | struct intel_framebuffer *fbdev_fb = NULL; |
3a58ee10 | 1910 | struct drm_framebuffer *drm_fb; |
188c1ab7 CW |
1911 | int ret; |
1912 | ||
1913 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
1914 | if (ret) | |
1915 | return ret; | |
37811fcc | 1916 | |
0695726e | 1917 | #ifdef CONFIG_DRM_FBDEV_EMULATION |
b13b8402 NS |
1918 | if (to_i915(dev)->fbdev) { |
1919 | fbdev_fb = to_intel_framebuffer(to_i915(dev)->fbdev->helper.fb); | |
1920 | ||
1921 | seq_printf(m, "fbcon size: %d x %d, depth %d, %d bpp, modifier 0x%llx, refcount %d, obj ", | |
1922 | fbdev_fb->base.width, | |
1923 | fbdev_fb->base.height, | |
1924 | fbdev_fb->base.depth, | |
1925 | fbdev_fb->base.bits_per_pixel, | |
1926 | fbdev_fb->base.modifier[0], | |
1927 | atomic_read(&fbdev_fb->base.refcount.refcount)); | |
1928 | describe_obj(m, fbdev_fb->obj); | |
1929 | seq_putc(m, '\n'); | |
1930 | } | |
4520f53a | 1931 | #endif |
37811fcc | 1932 | |
4b096ac1 | 1933 | mutex_lock(&dev->mode_config.fb_lock); |
3a58ee10 | 1934 | drm_for_each_fb(drm_fb, dev) { |
b13b8402 NS |
1935 | struct intel_framebuffer *fb = to_intel_framebuffer(drm_fb); |
1936 | if (fb == fbdev_fb) | |
37811fcc CW |
1937 | continue; |
1938 | ||
c1ca506d | 1939 | seq_printf(m, "user size: %d x %d, depth %d, %d bpp, modifier 0x%llx, refcount %d, obj ", |
37811fcc CW |
1940 | fb->base.width, |
1941 | fb->base.height, | |
1942 | fb->base.depth, | |
623f9783 | 1943 | fb->base.bits_per_pixel, |
c1ca506d | 1944 | fb->base.modifier[0], |
623f9783 | 1945 | atomic_read(&fb->base.refcount.refcount)); |
05394f39 | 1946 | describe_obj(m, fb->obj); |
267f0c90 | 1947 | seq_putc(m, '\n'); |
37811fcc | 1948 | } |
4b096ac1 | 1949 | mutex_unlock(&dev->mode_config.fb_lock); |
188c1ab7 | 1950 | mutex_unlock(&dev->struct_mutex); |
37811fcc CW |
1951 | |
1952 | return 0; | |
1953 | } | |
1954 | ||
c9fe99bd OM |
1955 | static void describe_ctx_ringbuf(struct seq_file *m, |
1956 | struct intel_ringbuffer *ringbuf) | |
1957 | { | |
1958 | seq_printf(m, " (ringbuffer, space: %d, head: %u, tail: %u, last head: %d)", | |
1959 | ringbuf->space, ringbuf->head, ringbuf->tail, | |
1960 | ringbuf->last_retired_head); | |
1961 | } | |
1962 | ||
e76d3630 BW |
1963 | static int i915_context_status(struct seq_file *m, void *unused) |
1964 | { | |
9f25d007 | 1965 | struct drm_info_node *node = m->private; |
e76d3630 | 1966 | struct drm_device *dev = node->minor->dev; |
e277a1f8 | 1967 | struct drm_i915_private *dev_priv = dev->dev_private; |
e2f80391 | 1968 | struct intel_engine_cs *engine; |
273497e5 | 1969 | struct intel_context *ctx; |
c3232b18 DG |
1970 | enum intel_engine_id id; |
1971 | int ret; | |
e76d3630 | 1972 | |
f3d28878 | 1973 | ret = mutex_lock_interruptible(&dev->struct_mutex); |
e76d3630 BW |
1974 | if (ret) |
1975 | return ret; | |
1976 | ||
a33afea5 | 1977 | list_for_each_entry(ctx, &dev_priv->context_list, link) { |
c9fe99bd OM |
1978 | if (!i915.enable_execlists && |
1979 | ctx->legacy_hw_ctx.rcs_state == NULL) | |
b77f6997 CW |
1980 | continue; |
1981 | ||
a33afea5 | 1982 | seq_puts(m, "HW context "); |
3ccfd19d | 1983 | describe_ctx(m, ctx); |
e28e404c DG |
1984 | if (ctx == dev_priv->kernel_context) |
1985 | seq_printf(m, "(kernel context) "); | |
c9fe99bd OM |
1986 | |
1987 | if (i915.enable_execlists) { | |
1988 | seq_putc(m, '\n'); | |
c3232b18 | 1989 | for_each_engine_id(engine, dev_priv, id) { |
c9fe99bd | 1990 | struct drm_i915_gem_object *ctx_obj = |
c3232b18 | 1991 | ctx->engine[id].state; |
c9fe99bd | 1992 | struct intel_ringbuffer *ringbuf = |
c3232b18 | 1993 | ctx->engine[id].ringbuf; |
c9fe99bd | 1994 | |
e2f80391 | 1995 | seq_printf(m, "%s: ", engine->name); |
c9fe99bd OM |
1996 | if (ctx_obj) |
1997 | describe_obj(m, ctx_obj); | |
1998 | if (ringbuf) | |
1999 | describe_ctx_ringbuf(m, ringbuf); | |
2000 | seq_putc(m, '\n'); | |
2001 | } | |
2002 | } else { | |
2003 | describe_obj(m, ctx->legacy_hw_ctx.rcs_state); | |
2004 | } | |
a33afea5 | 2005 | |
a33afea5 | 2006 | seq_putc(m, '\n'); |
a168c293 BW |
2007 | } |
2008 | ||
f3d28878 | 2009 | mutex_unlock(&dev->struct_mutex); |
e76d3630 BW |
2010 | |
2011 | return 0; | |
2012 | } | |
2013 | ||
064ca1d2 | 2014 | static void i915_dump_lrc_obj(struct seq_file *m, |
ca82580c | 2015 | struct intel_context *ctx, |
0bc40be8 | 2016 | struct intel_engine_cs *engine) |
064ca1d2 TD |
2017 | { |
2018 | struct page *page; | |
2019 | uint32_t *reg_state; | |
2020 | int j; | |
0bc40be8 | 2021 | struct drm_i915_gem_object *ctx_obj = ctx->engine[engine->id].state; |
064ca1d2 TD |
2022 | unsigned long ggtt_offset = 0; |
2023 | ||
2024 | if (ctx_obj == NULL) { | |
2025 | seq_printf(m, "Context on %s with no gem object\n", | |
0bc40be8 | 2026 | engine->name); |
064ca1d2 TD |
2027 | return; |
2028 | } | |
2029 | ||
0bc40be8 TU |
2030 | seq_printf(m, "CONTEXT: %s %u\n", engine->name, |
2031 | intel_execlists_ctx_id(ctx, engine)); | |
064ca1d2 TD |
2032 | |
2033 | if (!i915_gem_obj_ggtt_bound(ctx_obj)) | |
2034 | seq_puts(m, "\tNot bound in GGTT\n"); | |
2035 | else | |
2036 | ggtt_offset = i915_gem_obj_ggtt_offset(ctx_obj); | |
2037 | ||
2038 | if (i915_gem_object_get_pages(ctx_obj)) { | |
2039 | seq_puts(m, "\tFailed to get pages for context object\n"); | |
2040 | return; | |
2041 | } | |
2042 | ||
d1675198 | 2043 | page = i915_gem_object_get_page(ctx_obj, LRC_STATE_PN); |
064ca1d2 TD |
2044 | if (!WARN_ON(page == NULL)) { |
2045 | reg_state = kmap_atomic(page); | |
2046 | ||
2047 | for (j = 0; j < 0x600 / sizeof(u32) / 4; j += 4) { | |
2048 | seq_printf(m, "\t[0x%08lx] 0x%08x 0x%08x 0x%08x 0x%08x\n", | |
2049 | ggtt_offset + 4096 + (j * 4), | |
2050 | reg_state[j], reg_state[j + 1], | |
2051 | reg_state[j + 2], reg_state[j + 3]); | |
2052 | } | |
2053 | kunmap_atomic(reg_state); | |
2054 | } | |
2055 | ||
2056 | seq_putc(m, '\n'); | |
2057 | } | |
2058 | ||
c0ab1ae9 BW |
2059 | static int i915_dump_lrc(struct seq_file *m, void *unused) |
2060 | { | |
2061 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
2062 | struct drm_device *dev = node->minor->dev; | |
2063 | struct drm_i915_private *dev_priv = dev->dev_private; | |
e2f80391 | 2064 | struct intel_engine_cs *engine; |
c0ab1ae9 | 2065 | struct intel_context *ctx; |
b4ac5afc | 2066 | int ret; |
c0ab1ae9 BW |
2067 | |
2068 | if (!i915.enable_execlists) { | |
2069 | seq_printf(m, "Logical Ring Contexts are disabled\n"); | |
2070 | return 0; | |
2071 | } | |
2072 | ||
2073 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
2074 | if (ret) | |
2075 | return ret; | |
2076 | ||
e28e404c DG |
2077 | list_for_each_entry(ctx, &dev_priv->context_list, link) |
2078 | if (ctx != dev_priv->kernel_context) | |
b4ac5afc | 2079 | for_each_engine(engine, dev_priv) |
e2f80391 | 2080 | i915_dump_lrc_obj(m, ctx, engine); |
c0ab1ae9 BW |
2081 | |
2082 | mutex_unlock(&dev->struct_mutex); | |
2083 | ||
2084 | return 0; | |
2085 | } | |
2086 | ||
4ba70e44 OM |
2087 | static int i915_execlists(struct seq_file *m, void *data) |
2088 | { | |
2089 | struct drm_info_node *node = (struct drm_info_node *)m->private; | |
2090 | struct drm_device *dev = node->minor->dev; | |
2091 | struct drm_i915_private *dev_priv = dev->dev_private; | |
e2f80391 | 2092 | struct intel_engine_cs *engine; |
4ba70e44 OM |
2093 | u32 status_pointer; |
2094 | u8 read_pointer; | |
2095 | u8 write_pointer; | |
2096 | u32 status; | |
2097 | u32 ctx_id; | |
2098 | struct list_head *cursor; | |
b4ac5afc | 2099 | int i, ret; |
4ba70e44 OM |
2100 | |
2101 | if (!i915.enable_execlists) { | |
2102 | seq_puts(m, "Logical Ring Contexts are disabled\n"); | |
2103 | return 0; | |
2104 | } | |
2105 | ||
2106 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
2107 | if (ret) | |
2108 | return ret; | |
2109 | ||
fc0412ec MT |
2110 | intel_runtime_pm_get(dev_priv); |
2111 | ||
b4ac5afc | 2112 | for_each_engine(engine, dev_priv) { |
6d3d8274 | 2113 | struct drm_i915_gem_request *head_req = NULL; |
4ba70e44 | 2114 | int count = 0; |
4ba70e44 | 2115 | |
e2f80391 | 2116 | seq_printf(m, "%s\n", engine->name); |
4ba70e44 | 2117 | |
e2f80391 TU |
2118 | status = I915_READ(RING_EXECLIST_STATUS_LO(engine)); |
2119 | ctx_id = I915_READ(RING_EXECLIST_STATUS_HI(engine)); | |
4ba70e44 OM |
2120 | seq_printf(m, "\tExeclist status: 0x%08X, context: %u\n", |
2121 | status, ctx_id); | |
2122 | ||
e2f80391 | 2123 | status_pointer = I915_READ(RING_CONTEXT_STATUS_PTR(engine)); |
4ba70e44 OM |
2124 | seq_printf(m, "\tStatus pointer: 0x%08X\n", status_pointer); |
2125 | ||
e2f80391 | 2126 | read_pointer = engine->next_context_status_buffer; |
5590a5f0 | 2127 | write_pointer = GEN8_CSB_WRITE_PTR(status_pointer); |
4ba70e44 | 2128 | if (read_pointer > write_pointer) |
5590a5f0 | 2129 | write_pointer += GEN8_CSB_ENTRIES; |
4ba70e44 OM |
2130 | seq_printf(m, "\tRead pointer: 0x%08X, write pointer 0x%08X\n", |
2131 | read_pointer, write_pointer); | |
2132 | ||
5590a5f0 | 2133 | for (i = 0; i < GEN8_CSB_ENTRIES; i++) { |
e2f80391 TU |
2134 | status = I915_READ(RING_CONTEXT_STATUS_BUF_LO(engine, i)); |
2135 | ctx_id = I915_READ(RING_CONTEXT_STATUS_BUF_HI(engine, i)); | |
4ba70e44 OM |
2136 | |
2137 | seq_printf(m, "\tStatus buffer %d: 0x%08X, context: %u\n", | |
2138 | i, status, ctx_id); | |
2139 | } | |
2140 | ||
27af5eea | 2141 | spin_lock_bh(&engine->execlist_lock); |
e2f80391 | 2142 | list_for_each(cursor, &engine->execlist_queue) |
4ba70e44 | 2143 | count++; |
e2f80391 TU |
2144 | head_req = list_first_entry_or_null(&engine->execlist_queue, |
2145 | struct drm_i915_gem_request, | |
2146 | execlist_link); | |
27af5eea | 2147 | spin_unlock_bh(&engine->execlist_lock); |
4ba70e44 OM |
2148 | |
2149 | seq_printf(m, "\t%d requests in queue\n", count); | |
2150 | if (head_req) { | |
4ba70e44 | 2151 | seq_printf(m, "\tHead request id: %u\n", |
e2f80391 | 2152 | intel_execlists_ctx_id(head_req->ctx, engine)); |
4ba70e44 | 2153 | seq_printf(m, "\tHead request tail: %u\n", |
6d3d8274 | 2154 | head_req->tail); |
4ba70e44 OM |
2155 | } |
2156 | ||
2157 | seq_putc(m, '\n'); | |
2158 | } | |
2159 | ||
fc0412ec | 2160 | intel_runtime_pm_put(dev_priv); |
4ba70e44 OM |
2161 | mutex_unlock(&dev->struct_mutex); |
2162 | ||
2163 | return 0; | |
2164 | } | |
2165 | ||
ea16a3cd DV |
2166 | static const char *swizzle_string(unsigned swizzle) |
2167 | { | |
aee56cff | 2168 | switch (swizzle) { |
ea16a3cd DV |
2169 | case I915_BIT_6_SWIZZLE_NONE: |
2170 | return "none"; | |
2171 | case I915_BIT_6_SWIZZLE_9: | |
2172 | return "bit9"; | |
2173 | case I915_BIT_6_SWIZZLE_9_10: | |
2174 | return "bit9/bit10"; | |
2175 | case I915_BIT_6_SWIZZLE_9_11: | |
2176 | return "bit9/bit11"; | |
2177 | case I915_BIT_6_SWIZZLE_9_10_11: | |
2178 | return "bit9/bit10/bit11"; | |
2179 | case I915_BIT_6_SWIZZLE_9_17: | |
2180 | return "bit9/bit17"; | |
2181 | case I915_BIT_6_SWIZZLE_9_10_17: | |
2182 | return "bit9/bit10/bit17"; | |
2183 | case I915_BIT_6_SWIZZLE_UNKNOWN: | |
8a168ca7 | 2184 | return "unknown"; |
ea16a3cd DV |
2185 | } |
2186 | ||
2187 | return "bug"; | |
2188 | } | |
2189 | ||
2190 | static int i915_swizzle_info(struct seq_file *m, void *data) | |
2191 | { | |
9f25d007 | 2192 | struct drm_info_node *node = m->private; |
ea16a3cd DV |
2193 | struct drm_device *dev = node->minor->dev; |
2194 | struct drm_i915_private *dev_priv = dev->dev_private; | |
22bcfc6a DV |
2195 | int ret; |
2196 | ||
2197 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
2198 | if (ret) | |
2199 | return ret; | |
c8c8fb33 | 2200 | intel_runtime_pm_get(dev_priv); |
ea16a3cd | 2201 | |
ea16a3cd DV |
2202 | seq_printf(m, "bit6 swizzle for X-tiling = %s\n", |
2203 | swizzle_string(dev_priv->mm.bit_6_swizzle_x)); | |
2204 | seq_printf(m, "bit6 swizzle for Y-tiling = %s\n", | |
2205 | swizzle_string(dev_priv->mm.bit_6_swizzle_y)); | |
2206 | ||
2207 | if (IS_GEN3(dev) || IS_GEN4(dev)) { | |
2208 | seq_printf(m, "DDC = 0x%08x\n", | |
2209 | I915_READ(DCC)); | |
656bfa3a DV |
2210 | seq_printf(m, "DDC2 = 0x%08x\n", |
2211 | I915_READ(DCC2)); | |
ea16a3cd DV |
2212 | seq_printf(m, "C0DRB3 = 0x%04x\n", |
2213 | I915_READ16(C0DRB3)); | |
2214 | seq_printf(m, "C1DRB3 = 0x%04x\n", | |
2215 | I915_READ16(C1DRB3)); | |
9d3203e1 | 2216 | } else if (INTEL_INFO(dev)->gen >= 6) { |
3fa7d235 DV |
2217 | seq_printf(m, "MAD_DIMM_C0 = 0x%08x\n", |
2218 | I915_READ(MAD_DIMM_C0)); | |
2219 | seq_printf(m, "MAD_DIMM_C1 = 0x%08x\n", | |
2220 | I915_READ(MAD_DIMM_C1)); | |
2221 | seq_printf(m, "MAD_DIMM_C2 = 0x%08x\n", | |
2222 | I915_READ(MAD_DIMM_C2)); | |
2223 | seq_printf(m, "TILECTL = 0x%08x\n", | |
2224 | I915_READ(TILECTL)); | |
5907f5fb | 2225 | if (INTEL_INFO(dev)->gen >= 8) |
9d3203e1 BW |
2226 | seq_printf(m, "GAMTARBMODE = 0x%08x\n", |
2227 | I915_READ(GAMTARBMODE)); | |
2228 | else | |
2229 | seq_printf(m, "ARB_MODE = 0x%08x\n", | |
2230 | I915_READ(ARB_MODE)); | |
3fa7d235 DV |
2231 | seq_printf(m, "DISP_ARB_CTL = 0x%08x\n", |
2232 | I915_READ(DISP_ARB_CTL)); | |
ea16a3cd | 2233 | } |
656bfa3a DV |
2234 | |
2235 | if (dev_priv->quirks & QUIRK_PIN_SWIZZLED_PAGES) | |
2236 | seq_puts(m, "L-shaped memory detected\n"); | |
2237 | ||
c8c8fb33 | 2238 | intel_runtime_pm_put(dev_priv); |
ea16a3cd DV |
2239 | mutex_unlock(&dev->struct_mutex); |
2240 | ||
2241 | return 0; | |
2242 | } | |
2243 | ||
1c60fef5 BW |
2244 | static int per_file_ctx(int id, void *ptr, void *data) |
2245 | { | |
273497e5 | 2246 | struct intel_context *ctx = ptr; |
1c60fef5 | 2247 | struct seq_file *m = data; |
ae6c4806 DV |
2248 | struct i915_hw_ppgtt *ppgtt = ctx->ppgtt; |
2249 | ||
2250 | if (!ppgtt) { | |
2251 | seq_printf(m, " no ppgtt for context %d\n", | |
2252 | ctx->user_handle); | |
2253 | return 0; | |
2254 | } | |
1c60fef5 | 2255 | |
f83d6518 OM |
2256 | if (i915_gem_context_is_default(ctx)) |
2257 | seq_puts(m, " default context:\n"); | |
2258 | else | |
821d66dd | 2259 | seq_printf(m, " context %d:\n", ctx->user_handle); |
1c60fef5 BW |
2260 | ppgtt->debug_dump(ppgtt, m); |
2261 | ||
2262 | return 0; | |
2263 | } | |
2264 | ||
77df6772 | 2265 | static void gen8_ppgtt_info(struct seq_file *m, struct drm_device *dev) |
3cf17fc5 | 2266 | { |
3cf17fc5 | 2267 | struct drm_i915_private *dev_priv = dev->dev_private; |
e2f80391 | 2268 | struct intel_engine_cs *engine; |
77df6772 | 2269 | struct i915_hw_ppgtt *ppgtt = dev_priv->mm.aliasing_ppgtt; |
b4ac5afc | 2270 | int i; |
3cf17fc5 | 2271 | |
77df6772 BW |
2272 | if (!ppgtt) |
2273 | return; | |
2274 | ||
b4ac5afc | 2275 | for_each_engine(engine, dev_priv) { |
e2f80391 | 2276 | seq_printf(m, "%s\n", engine->name); |
77df6772 | 2277 | for (i = 0; i < 4; i++) { |
e2f80391 | 2278 | u64 pdp = I915_READ(GEN8_RING_PDP_UDW(engine, i)); |
77df6772 | 2279 | pdp <<= 32; |
e2f80391 | 2280 | pdp |= I915_READ(GEN8_RING_PDP_LDW(engine, i)); |
a2a5b15c | 2281 | seq_printf(m, "\tPDP%d 0x%016llx\n", i, pdp); |
77df6772 BW |
2282 | } |
2283 | } | |
2284 | } | |
2285 | ||
2286 | static void gen6_ppgtt_info(struct seq_file *m, struct drm_device *dev) | |
2287 | { | |
2288 | struct drm_i915_private *dev_priv = dev->dev_private; | |
e2f80391 | 2289 | struct intel_engine_cs *engine; |
3cf17fc5 | 2290 | |
3cf17fc5 DV |
2291 | if (INTEL_INFO(dev)->gen == 6) |
2292 | seq_printf(m, "GFX_MODE: 0x%08x\n", I915_READ(GFX_MODE)); | |
2293 | ||
b4ac5afc | 2294 | for_each_engine(engine, dev_priv) { |
e2f80391 | 2295 | seq_printf(m, "%s\n", engine->name); |
3cf17fc5 | 2296 | if (INTEL_INFO(dev)->gen == 7) |
e2f80391 TU |
2297 | seq_printf(m, "GFX_MODE: 0x%08x\n", |
2298 | I915_READ(RING_MODE_GEN7(engine))); | |
2299 | seq_printf(m, "PP_DIR_BASE: 0x%08x\n", | |
2300 | I915_READ(RING_PP_DIR_BASE(engine))); | |
2301 | seq_printf(m, "PP_DIR_BASE_READ: 0x%08x\n", | |
2302 | I915_READ(RING_PP_DIR_BASE_READ(engine))); | |
2303 | seq_printf(m, "PP_DIR_DCLV: 0x%08x\n", | |
2304 | I915_READ(RING_PP_DIR_DCLV(engine))); | |
3cf17fc5 DV |
2305 | } |
2306 | if (dev_priv->mm.aliasing_ppgtt) { | |
2307 | struct i915_hw_ppgtt *ppgtt = dev_priv->mm.aliasing_ppgtt; | |
2308 | ||
267f0c90 | 2309 | seq_puts(m, "aliasing PPGTT:\n"); |
44159ddb | 2310 | seq_printf(m, "pd gtt offset: 0x%08x\n", ppgtt->pd.base.ggtt_offset); |
1c60fef5 | 2311 | |
87d60b63 | 2312 | ppgtt->debug_dump(ppgtt, m); |
ae6c4806 | 2313 | } |
1c60fef5 | 2314 | |
3cf17fc5 | 2315 | seq_printf(m, "ECOCHK: 0x%08x\n", I915_READ(GAM_ECOCHK)); |
77df6772 BW |
2316 | } |
2317 | ||
2318 | static int i915_ppgtt_info(struct seq_file *m, void *data) | |
2319 | { | |
9f25d007 | 2320 | struct drm_info_node *node = m->private; |
77df6772 | 2321 | struct drm_device *dev = node->minor->dev; |
c8c8fb33 | 2322 | struct drm_i915_private *dev_priv = dev->dev_private; |
ea91e401 | 2323 | struct drm_file *file; |
77df6772 BW |
2324 | |
2325 | int ret = mutex_lock_interruptible(&dev->struct_mutex); | |
2326 | if (ret) | |
2327 | return ret; | |
c8c8fb33 | 2328 | intel_runtime_pm_get(dev_priv); |
77df6772 BW |
2329 | |
2330 | if (INTEL_INFO(dev)->gen >= 8) | |
2331 | gen8_ppgtt_info(m, dev); | |
2332 | else if (INTEL_INFO(dev)->gen >= 6) | |
2333 | gen6_ppgtt_info(m, dev); | |
2334 | ||
ea91e401 MT |
2335 | list_for_each_entry_reverse(file, &dev->filelist, lhead) { |
2336 | struct drm_i915_file_private *file_priv = file->driver_priv; | |
7cb5dff8 | 2337 | struct task_struct *task; |
ea91e401 | 2338 | |
7cb5dff8 | 2339 | task = get_pid_task(file->pid, PIDTYPE_PID); |
06812760 DC |
2340 | if (!task) { |
2341 | ret = -ESRCH; | |
2342 | goto out_put; | |
2343 | } | |
7cb5dff8 GT |
2344 | seq_printf(m, "\nproc: %s\n", task->comm); |
2345 | put_task_struct(task); | |
ea91e401 MT |
2346 | idr_for_each(&file_priv->context_idr, per_file_ctx, |
2347 | (void *)(unsigned long)m); | |
2348 | } | |
2349 | ||
06812760 | 2350 | out_put: |
c8c8fb33 | 2351 | intel_runtime_pm_put(dev_priv); |
3cf17fc5 DV |
2352 | mutex_unlock(&dev->struct_mutex); |
2353 | ||
06812760 | 2354 | return ret; |
3cf17fc5 DV |
2355 | } |
2356 | ||
f5a4c67d CW |
2357 | static int count_irq_waiters(struct drm_i915_private *i915) |
2358 | { | |
e2f80391 | 2359 | struct intel_engine_cs *engine; |
f5a4c67d | 2360 | int count = 0; |
f5a4c67d | 2361 | |
b4ac5afc | 2362 | for_each_engine(engine, i915) |
e2f80391 | 2363 | count += engine->irq_refcount; |
f5a4c67d CW |
2364 | |
2365 | return count; | |
2366 | } | |
2367 | ||
1854d5ca CW |
2368 | static int i915_rps_boost_info(struct seq_file *m, void *data) |
2369 | { | |
2370 | struct drm_info_node *node = m->private; | |
2371 | struct drm_device *dev = node->minor->dev; | |
2372 | struct drm_i915_private *dev_priv = dev->dev_private; | |
2373 | struct drm_file *file; | |
1854d5ca | 2374 | |
f5a4c67d CW |
2375 | seq_printf(m, "RPS enabled? %d\n", dev_priv->rps.enabled); |
2376 | seq_printf(m, "GPU busy? %d\n", dev_priv->mm.busy); | |
2377 | seq_printf(m, "CPU waiting? %d\n", count_irq_waiters(dev_priv)); | |
2378 | seq_printf(m, "Frequency requested %d; min hard:%d, soft:%d; max soft:%d, hard:%d\n", | |
2379 | intel_gpu_freq(dev_priv, dev_priv->rps.cur_freq), | |
2380 | intel_gpu_freq(dev_priv, dev_priv->rps.min_freq), | |
2381 | intel_gpu_freq(dev_priv, dev_priv->rps.min_freq_softlimit), | |
2382 | intel_gpu_freq(dev_priv, dev_priv->rps.max_freq_softlimit), | |
2383 | intel_gpu_freq(dev_priv, dev_priv->rps.max_freq)); | |
8d3afd7d | 2384 | spin_lock(&dev_priv->rps.client_lock); |
1854d5ca CW |
2385 | list_for_each_entry_reverse(file, &dev->filelist, lhead) { |
2386 | struct drm_i915_file_private *file_priv = file->driver_priv; | |
2387 | struct task_struct *task; | |
2388 | ||
2389 | rcu_read_lock(); | |
2390 | task = pid_task(file->pid, PIDTYPE_PID); | |
2391 | seq_printf(m, "%s [%d]: %d boosts%s\n", | |
2392 | task ? task->comm : "<unknown>", | |
2393 | task ? task->pid : -1, | |
2e1b8730 CW |
2394 | file_priv->rps.boosts, |
2395 | list_empty(&file_priv->rps.link) ? "" : ", active"); | |
1854d5ca CW |
2396 | rcu_read_unlock(); |
2397 | } | |
2e1b8730 CW |
2398 | seq_printf(m, "Semaphore boosts: %d%s\n", |
2399 | dev_priv->rps.semaphores.boosts, | |
2400 | list_empty(&dev_priv->rps.semaphores.link) ? "" : ", active"); | |
2401 | seq_printf(m, "MMIO flip boosts: %d%s\n", | |
2402 | dev_priv->rps.mmioflips.boosts, | |
2403 | list_empty(&dev_priv->rps.mmioflips.link) ? "" : ", active"); | |
1854d5ca | 2404 | seq_printf(m, "Kernel boosts: %d\n", dev_priv->rps.boosts); |
8d3afd7d | 2405 | spin_unlock(&dev_priv->rps.client_lock); |
1854d5ca | 2406 | |
8d3afd7d | 2407 | return 0; |
1854d5ca CW |
2408 | } |
2409 | ||
63573eb7 BW |
2410 | static int i915_llc(struct seq_file *m, void *data) |
2411 | { | |
9f25d007 | 2412 | struct drm_info_node *node = m->private; |
63573eb7 BW |
2413 | struct drm_device *dev = node->minor->dev; |
2414 | struct drm_i915_private *dev_priv = dev->dev_private; | |
3accaf7e | 2415 | const bool edram = INTEL_GEN(dev_priv) > 8; |
63573eb7 | 2416 | |
63573eb7 | 2417 | seq_printf(m, "LLC: %s\n", yesno(HAS_LLC(dev))); |
3accaf7e MK |
2418 | seq_printf(m, "%s: %lluMB\n", edram ? "eDRAM" : "eLLC", |
2419 | intel_uncore_edram_size(dev_priv)/1024/1024); | |
63573eb7 BW |
2420 | |
2421 | return 0; | |
2422 | } | |
2423 | ||
fdf5d357 AD |
2424 | static int i915_guc_load_status_info(struct seq_file *m, void *data) |
2425 | { | |
2426 | struct drm_info_node *node = m->private; | |
2427 | struct drm_i915_private *dev_priv = node->minor->dev->dev_private; | |
2428 | struct intel_guc_fw *guc_fw = &dev_priv->guc.guc_fw; | |
2429 | u32 tmp, i; | |
2430 | ||
2d1fe073 | 2431 | if (!HAS_GUC_UCODE(dev_priv)) |
fdf5d357 AD |
2432 | return 0; |
2433 | ||
2434 | seq_printf(m, "GuC firmware status:\n"); | |
2435 | seq_printf(m, "\tpath: %s\n", | |
2436 | guc_fw->guc_fw_path); | |
2437 | seq_printf(m, "\tfetch: %s\n", | |
2438 | intel_guc_fw_status_repr(guc_fw->guc_fw_fetch_status)); | |
2439 | seq_printf(m, "\tload: %s\n", | |
2440 | intel_guc_fw_status_repr(guc_fw->guc_fw_load_status)); | |
2441 | seq_printf(m, "\tversion wanted: %d.%d\n", | |
2442 | guc_fw->guc_fw_major_wanted, guc_fw->guc_fw_minor_wanted); | |
2443 | seq_printf(m, "\tversion found: %d.%d\n", | |
2444 | guc_fw->guc_fw_major_found, guc_fw->guc_fw_minor_found); | |
feda33ef AD |
2445 | seq_printf(m, "\theader: offset is %d; size = %d\n", |
2446 | guc_fw->header_offset, guc_fw->header_size); | |
2447 | seq_printf(m, "\tuCode: offset is %d; size = %d\n", | |
2448 | guc_fw->ucode_offset, guc_fw->ucode_size); | |
2449 | seq_printf(m, "\tRSA: offset is %d; size = %d\n", | |
2450 | guc_fw->rsa_offset, guc_fw->rsa_size); | |
fdf5d357 AD |
2451 | |
2452 | tmp = I915_READ(GUC_STATUS); | |
2453 | ||
2454 | seq_printf(m, "\nGuC status 0x%08x:\n", tmp); | |
2455 | seq_printf(m, "\tBootrom status = 0x%x\n", | |
2456 | (tmp & GS_BOOTROM_MASK) >> GS_BOOTROM_SHIFT); | |
2457 | seq_printf(m, "\tuKernel status = 0x%x\n", | |
2458 | (tmp & GS_UKERNEL_MASK) >> GS_UKERNEL_SHIFT); | |
2459 | seq_printf(m, "\tMIA Core status = 0x%x\n", | |
2460 | (tmp & GS_MIA_MASK) >> GS_MIA_SHIFT); | |
2461 | seq_puts(m, "\nScratch registers:\n"); | |
2462 | for (i = 0; i < 16; i++) | |
2463 | seq_printf(m, "\t%2d: \t0x%x\n", i, I915_READ(SOFT_SCRATCH(i))); | |
2464 | ||
2465 | return 0; | |
2466 | } | |
2467 | ||
8b417c26 DG |
2468 | static void i915_guc_client_info(struct seq_file *m, |
2469 | struct drm_i915_private *dev_priv, | |
2470 | struct i915_guc_client *client) | |
2471 | { | |
e2f80391 | 2472 | struct intel_engine_cs *engine; |
8b417c26 | 2473 | uint64_t tot = 0; |
8b417c26 DG |
2474 | |
2475 | seq_printf(m, "\tPriority %d, GuC ctx index: %u, PD offset 0x%x\n", | |
2476 | client->priority, client->ctx_index, client->proc_desc_offset); | |
2477 | seq_printf(m, "\tDoorbell id %d, offset: 0x%x, cookie 0x%x\n", | |
2478 | client->doorbell_id, client->doorbell_offset, client->cookie); | |
2479 | seq_printf(m, "\tWQ size %d, offset: 0x%x, tail %d\n", | |
2480 | client->wq_size, client->wq_offset, client->wq_tail); | |
2481 | ||
2482 | seq_printf(m, "\tFailed to queue: %u\n", client->q_fail); | |
2483 | seq_printf(m, "\tFailed doorbell: %u\n", client->b_fail); | |
2484 | seq_printf(m, "\tLast submission result: %d\n", client->retcode); | |
2485 | ||
b4ac5afc | 2486 | for_each_engine(engine, dev_priv) { |
8b417c26 | 2487 | seq_printf(m, "\tSubmissions: %llu %s\n", |
e2f80391 TU |
2488 | client->submissions[engine->guc_id], |
2489 | engine->name); | |
2490 | tot += client->submissions[engine->guc_id]; | |
8b417c26 DG |
2491 | } |
2492 | seq_printf(m, "\tTotal: %llu\n", tot); | |
2493 | } | |
2494 | ||
2495 | static int i915_guc_info(struct seq_file *m, void *data) | |
2496 | { | |
2497 | struct drm_info_node *node = m->private; | |
2498 | struct drm_device *dev = node->minor->dev; | |
2499 | struct drm_i915_private *dev_priv = dev->dev_private; | |
2500 | struct intel_guc guc; | |
0a0b457f | 2501 | struct i915_guc_client client = {}; |
e2f80391 | 2502 | struct intel_engine_cs *engine; |
8b417c26 DG |
2503 | u64 total = 0; |
2504 | ||
2d1fe073 | 2505 | if (!HAS_GUC_SCHED(dev_priv)) |
8b417c26 DG |
2506 | return 0; |
2507 | ||
5a843307 AD |
2508 | if (mutex_lock_interruptible(&dev->struct_mutex)) |
2509 | return 0; | |
2510 | ||
8b417c26 | 2511 | /* Take a local copy of the GuC data, so we can dump it at leisure */ |
8b417c26 | 2512 | guc = dev_priv->guc; |
5a843307 | 2513 | if (guc.execbuf_client) |
8b417c26 | 2514 | client = *guc.execbuf_client; |
5a843307 AD |
2515 | |
2516 | mutex_unlock(&dev->struct_mutex); | |
8b417c26 DG |
2517 | |
2518 | seq_printf(m, "GuC total action count: %llu\n", guc.action_count); | |
2519 | seq_printf(m, "GuC action failure count: %u\n", guc.action_fail); | |
2520 | seq_printf(m, "GuC last action command: 0x%x\n", guc.action_cmd); | |
2521 | seq_printf(m, "GuC last action status: 0x%x\n", guc.action_status); | |
2522 | seq_printf(m, "GuC last action error code: %d\n", guc.action_err); | |
2523 | ||
2524 | seq_printf(m, "\nGuC submissions:\n"); | |
b4ac5afc | 2525 | for_each_engine(engine, dev_priv) { |
397097b0 | 2526 | seq_printf(m, "\t%-24s: %10llu, last seqno 0x%08x\n", |
e2f80391 TU |
2527 | engine->name, guc.submissions[engine->guc_id], |
2528 | guc.last_seqno[engine->guc_id]); | |
2529 | total += guc.submissions[engine->guc_id]; | |
8b417c26 DG |
2530 | } |
2531 | seq_printf(m, "\t%s: %llu\n", "Total", total); | |
2532 | ||
2533 | seq_printf(m, "\nGuC execbuf client @ %p:\n", guc.execbuf_client); | |
2534 | i915_guc_client_info(m, dev_priv, &client); | |
2535 | ||
2536 | /* Add more as required ... */ | |
2537 | ||
2538 | return 0; | |
2539 | } | |
2540 | ||
4c7e77fc AD |
2541 | static int i915_guc_log_dump(struct seq_file *m, void *data) |
2542 | { | |
2543 | struct drm_info_node *node = m->private; | |
2544 | struct drm_device *dev = node->minor->dev; | |
2545 | struct drm_i915_private *dev_priv = dev->dev_private; | |
2546 | struct drm_i915_gem_object *log_obj = dev_priv->guc.log_obj; | |
2547 | u32 *log; | |
2548 | int i = 0, pg; | |
2549 | ||
2550 | if (!log_obj) | |
2551 | return 0; | |
2552 | ||
2553 | for (pg = 0; pg < log_obj->base.size / PAGE_SIZE; pg++) { | |
2554 | log = kmap_atomic(i915_gem_object_get_page(log_obj, pg)); | |
2555 | ||
2556 | for (i = 0; i < PAGE_SIZE / sizeof(u32); i += 4) | |
2557 | seq_printf(m, "0x%08x 0x%08x 0x%08x 0x%08x\n", | |
2558 | *(log + i), *(log + i + 1), | |
2559 | *(log + i + 2), *(log + i + 3)); | |
2560 | ||
2561 | kunmap_atomic(log); | |
2562 | } | |
2563 | ||
2564 | seq_putc(m, '\n'); | |
2565 | ||
2566 | return 0; | |
2567 | } | |
2568 | ||
e91fd8c6 RV |
2569 | static int i915_edp_psr_status(struct seq_file *m, void *data) |
2570 | { | |
2571 | struct drm_info_node *node = m->private; | |
2572 | struct drm_device *dev = node->minor->dev; | |
2573 | struct drm_i915_private *dev_priv = dev->dev_private; | |
a031d709 | 2574 | u32 psrperf = 0; |
a6cbdb8e RV |
2575 | u32 stat[3]; |
2576 | enum pipe pipe; | |
a031d709 | 2577 | bool enabled = false; |
e91fd8c6 | 2578 | |
3553a8ea DL |
2579 | if (!HAS_PSR(dev)) { |
2580 | seq_puts(m, "PSR not supported\n"); | |
2581 | return 0; | |
2582 | } | |
2583 | ||
c8c8fb33 PZ |
2584 | intel_runtime_pm_get(dev_priv); |
2585 | ||
fa128fa6 | 2586 | mutex_lock(&dev_priv->psr.lock); |
a031d709 RV |
2587 | seq_printf(m, "Sink_Support: %s\n", yesno(dev_priv->psr.sink_support)); |
2588 | seq_printf(m, "Source_OK: %s\n", yesno(dev_priv->psr.source_ok)); | |
2807cf69 | 2589 | seq_printf(m, "Enabled: %s\n", yesno((bool)dev_priv->psr.enabled)); |
5755c78f | 2590 | seq_printf(m, "Active: %s\n", yesno(dev_priv->psr.active)); |
fa128fa6 DV |
2591 | seq_printf(m, "Busy frontbuffer bits: 0x%03x\n", |
2592 | dev_priv->psr.busy_frontbuffer_bits); | |
2593 | seq_printf(m, "Re-enable work scheduled: %s\n", | |
2594 | yesno(work_busy(&dev_priv->psr.work.work))); | |
e91fd8c6 | 2595 | |
3553a8ea | 2596 | if (HAS_DDI(dev)) |
443a389f | 2597 | enabled = I915_READ(EDP_PSR_CTL) & EDP_PSR_ENABLE; |
3553a8ea DL |
2598 | else { |
2599 | for_each_pipe(dev_priv, pipe) { | |
2600 | stat[pipe] = I915_READ(VLV_PSRSTAT(pipe)) & | |
2601 | VLV_EDP_PSR_CURR_STATE_MASK; | |
2602 | if ((stat[pipe] == VLV_EDP_PSR_ACTIVE_NORFB_UP) || | |
2603 | (stat[pipe] == VLV_EDP_PSR_ACTIVE_SF_UPDATE)) | |
2604 | enabled = true; | |
a6cbdb8e RV |
2605 | } |
2606 | } | |
60e5ffe3 RV |
2607 | |
2608 | seq_printf(m, "Main link in standby mode: %s\n", | |
2609 | yesno(dev_priv->psr.link_standby)); | |
2610 | ||
a6cbdb8e RV |
2611 | seq_printf(m, "HW Enabled & Active bit: %s", yesno(enabled)); |
2612 | ||
2613 | if (!HAS_DDI(dev)) | |
2614 | for_each_pipe(dev_priv, pipe) { | |
2615 | if ((stat[pipe] == VLV_EDP_PSR_ACTIVE_NORFB_UP) || | |
2616 | (stat[pipe] == VLV_EDP_PSR_ACTIVE_SF_UPDATE)) | |
2617 | seq_printf(m, " pipe %c", pipe_name(pipe)); | |
2618 | } | |
2619 | seq_puts(m, "\n"); | |
e91fd8c6 | 2620 | |
05eec3c2 RV |
2621 | /* |
2622 | * VLV/CHV PSR has no kind of performance counter | |
2623 | * SKL+ Perf counter is reset to 0 everytime DC state is entered | |
2624 | */ | |
2625 | if (IS_HASWELL(dev) || IS_BROADWELL(dev)) { | |
443a389f | 2626 | psrperf = I915_READ(EDP_PSR_PERF_CNT) & |
a031d709 | 2627 | EDP_PSR_PERF_CNT_MASK; |
a6cbdb8e RV |
2628 | |
2629 | seq_printf(m, "Performance_Counter: %u\n", psrperf); | |
2630 | } | |
fa128fa6 | 2631 | mutex_unlock(&dev_priv->psr.lock); |
e91fd8c6 | 2632 | |
c8c8fb33 | 2633 | intel_runtime_pm_put(dev_priv); |
e91fd8c6 RV |
2634 | return 0; |
2635 | } | |
2636 | ||
d2e216d0 RV |
2637 | static int i915_sink_crc(struct seq_file *m, void *data) |
2638 | { | |
2639 | struct drm_info_node *node = m->private; | |
2640 | struct drm_device *dev = node->minor->dev; | |
2641 | struct intel_encoder *encoder; | |
2642 | struct intel_connector *connector; | |
2643 | struct intel_dp *intel_dp = NULL; | |
2644 | int ret; | |
2645 | u8 crc[6]; | |
2646 | ||
2647 | drm_modeset_lock_all(dev); | |
aca5e361 | 2648 | for_each_intel_connector(dev, connector) { |
d2e216d0 RV |
2649 | |
2650 | if (connector->base.dpms != DRM_MODE_DPMS_ON) | |
2651 | continue; | |
2652 | ||
b6ae3c7c PZ |
2653 | if (!connector->base.encoder) |
2654 | continue; | |
2655 | ||
d2e216d0 RV |
2656 | encoder = to_intel_encoder(connector->base.encoder); |
2657 | if (encoder->type != INTEL_OUTPUT_EDP) | |
2658 | continue; | |
2659 | ||
2660 | intel_dp = enc_to_intel_dp(&encoder->base); | |
2661 | ||
2662 | ret = intel_dp_sink_crc(intel_dp, crc); | |
2663 | if (ret) | |
2664 | goto out; | |
2665 | ||
2666 | seq_printf(m, "%02x%02x%02x%02x%02x%02x\n", | |
2667 | crc[0], crc[1], crc[2], | |
2668 | crc[3], crc[4], crc[5]); | |
2669 | goto out; | |
2670 | } | |
2671 | ret = -ENODEV; | |
2672 | out: | |
2673 | drm_modeset_unlock_all(dev); | |
2674 | return ret; | |
2675 | } | |
2676 | ||
ec013e7f JB |
2677 | static int i915_energy_uJ(struct seq_file *m, void *data) |
2678 | { | |
2679 | struct drm_info_node *node = m->private; | |
2680 | struct drm_device *dev = node->minor->dev; | |
2681 | struct drm_i915_private *dev_priv = dev->dev_private; | |
2682 | u64 power; | |
2683 | u32 units; | |
2684 | ||
2685 | if (INTEL_INFO(dev)->gen < 6) | |
2686 | return -ENODEV; | |
2687 | ||
36623ef8 PZ |
2688 | intel_runtime_pm_get(dev_priv); |
2689 | ||
ec013e7f JB |
2690 | rdmsrl(MSR_RAPL_POWER_UNIT, power); |
2691 | power = (power & 0x1f00) >> 8; | |
2692 | units = 1000000 / (1 << power); /* convert to uJ */ | |
2693 | power = I915_READ(MCH_SECP_NRG_STTS); | |
2694 | power *= units; | |
2695 | ||
36623ef8 PZ |
2696 | intel_runtime_pm_put(dev_priv); |
2697 | ||
ec013e7f | 2698 | seq_printf(m, "%llu", (long long unsigned)power); |
371db66a PZ |
2699 | |
2700 | return 0; | |
2701 | } | |
2702 | ||
6455c870 | 2703 | static int i915_runtime_pm_status(struct seq_file *m, void *unused) |
371db66a | 2704 | { |
9f25d007 | 2705 | struct drm_info_node *node = m->private; |
371db66a PZ |
2706 | struct drm_device *dev = node->minor->dev; |
2707 | struct drm_i915_private *dev_priv = dev->dev_private; | |
2708 | ||
a156e64d CW |
2709 | if (!HAS_RUNTIME_PM(dev_priv)) |
2710 | seq_puts(m, "Runtime power management not supported\n"); | |
371db66a | 2711 | |
86c4ec0d | 2712 | seq_printf(m, "GPU idle: %s\n", yesno(!dev_priv->mm.busy)); |
371db66a | 2713 | seq_printf(m, "IRQs disabled: %s\n", |
9df7575f | 2714 | yesno(!intel_irqs_enabled(dev_priv))); |
0d804184 | 2715 | #ifdef CONFIG_PM |
a6aaec8b DL |
2716 | seq_printf(m, "Usage count: %d\n", |
2717 | atomic_read(&dev->dev->power.usage_count)); | |
0d804184 CW |
2718 | #else |
2719 | seq_printf(m, "Device Power Management (CONFIG_PM) disabled\n"); | |
2720 | #endif | |
a156e64d CW |
2721 | seq_printf(m, "PCI device power state: %s [%d]\n", |
2722 | pci_power_name(dev_priv->dev->pdev->current_state), | |
2723 | dev_priv->dev->pdev->current_state); | |
371db66a | 2724 | |
ec013e7f JB |
2725 | return 0; |
2726 | } | |
2727 | ||
1da51581 ID |
2728 | static int i915_power_domain_info(struct seq_file *m, void *unused) |
2729 | { | |
9f25d007 | 2730 | struct drm_info_node *node = m->private; |
1da51581 ID |
2731 | struct drm_device *dev = node->minor->dev; |
2732 | struct drm_i915_private *dev_priv = dev->dev_private; | |
2733 | struct i915_power_domains *power_domains = &dev_priv->power_domains; | |
2734 | int i; | |
2735 | ||
2736 | mutex_lock(&power_domains->lock); | |
2737 | ||
2738 | seq_printf(m, "%-25s %s\n", "Power well/domain", "Use count"); | |
2739 | for (i = 0; i < power_domains->power_well_count; i++) { | |
2740 | struct i915_power_well *power_well; | |
2741 | enum intel_display_power_domain power_domain; | |
2742 | ||
2743 | power_well = &power_domains->power_wells[i]; | |
2744 | seq_printf(m, "%-25s %d\n", power_well->name, | |
2745 | power_well->count); | |
2746 | ||
2747 | for (power_domain = 0; power_domain < POWER_DOMAIN_NUM; | |
2748 | power_domain++) { | |
2749 | if (!(BIT(power_domain) & power_well->domains)) | |
2750 | continue; | |
2751 | ||
2752 | seq_printf(m, " %-23s %d\n", | |
9895ad03 | 2753 | intel_display_power_domain_str(power_domain), |
1da51581 ID |
2754 | power_domains->domain_use_count[power_domain]); |
2755 | } | |
2756 | } | |
2757 | ||
2758 | mutex_unlock(&power_domains->lock); | |
2759 | ||
2760 | return 0; | |
2761 | } | |
2762 | ||
b7cec66d DL |
2763 | static int i915_dmc_info(struct seq_file *m, void *unused) |
2764 | { | |
2765 | struct drm_info_node *node = m->private; | |
2766 | struct drm_device *dev = node->minor->dev; | |
2767 | struct drm_i915_private *dev_priv = dev->dev_private; | |
2768 | struct intel_csr *csr; | |
2769 | ||
2770 | if (!HAS_CSR(dev)) { | |
2771 | seq_puts(m, "not supported\n"); | |
2772 | return 0; | |
2773 | } | |
2774 | ||
2775 | csr = &dev_priv->csr; | |
2776 | ||
6fb403de MK |
2777 | intel_runtime_pm_get(dev_priv); |
2778 | ||
b7cec66d DL |
2779 | seq_printf(m, "fw loaded: %s\n", yesno(csr->dmc_payload != NULL)); |
2780 | seq_printf(m, "path: %s\n", csr->fw_path); | |
2781 | ||
2782 | if (!csr->dmc_payload) | |
6fb403de | 2783 | goto out; |
b7cec66d DL |
2784 | |
2785 | seq_printf(m, "version: %d.%d\n", CSR_VERSION_MAJOR(csr->version), | |
2786 | CSR_VERSION_MINOR(csr->version)); | |
2787 | ||
8337206d DL |
2788 | if (IS_SKYLAKE(dev) && csr->version >= CSR_VERSION(1, 6)) { |
2789 | seq_printf(m, "DC3 -> DC5 count: %d\n", | |
2790 | I915_READ(SKL_CSR_DC3_DC5_COUNT)); | |
2791 | seq_printf(m, "DC5 -> DC6 count: %d\n", | |
2792 | I915_READ(SKL_CSR_DC5_DC6_COUNT)); | |
16e11b99 MK |
2793 | } else if (IS_BROXTON(dev) && csr->version >= CSR_VERSION(1, 4)) { |
2794 | seq_printf(m, "DC3 -> DC5 count: %d\n", | |
2795 | I915_READ(BXT_CSR_DC3_DC5_COUNT)); | |
8337206d DL |
2796 | } |
2797 | ||
6fb403de MK |
2798 | out: |
2799 | seq_printf(m, "program base: 0x%08x\n", I915_READ(CSR_PROGRAM(0))); | |
2800 | seq_printf(m, "ssp base: 0x%08x\n", I915_READ(CSR_SSP_BASE)); | |
2801 | seq_printf(m, "htp: 0x%08x\n", I915_READ(CSR_HTP_SKL)); | |
2802 | ||
8337206d DL |
2803 | intel_runtime_pm_put(dev_priv); |
2804 | ||
b7cec66d DL |
2805 | return 0; |
2806 | } | |
2807 | ||
53f5e3ca JB |
2808 | static void intel_seq_print_mode(struct seq_file *m, int tabs, |
2809 | struct drm_display_mode *mode) | |
2810 | { | |
2811 | int i; | |
2812 | ||
2813 | for (i = 0; i < tabs; i++) | |
2814 | seq_putc(m, '\t'); | |
2815 | ||
2816 | seq_printf(m, "id %d:\"%s\" freq %d clock %d hdisp %d hss %d hse %d htot %d vdisp %d vss %d vse %d vtot %d type 0x%x flags 0x%x\n", | |
2817 | mode->base.id, mode->name, | |
2818 | mode->vrefresh, mode->clock, | |
2819 | mode->hdisplay, mode->hsync_start, | |
2820 | mode->hsync_end, mode->htotal, | |
2821 | mode->vdisplay, mode->vsync_start, | |
2822 | mode->vsync_end, mode->vtotal, | |
2823 | mode->type, mode->flags); | |
2824 | } | |
2825 | ||
2826 | static void intel_encoder_info(struct seq_file *m, | |
2827 | struct intel_crtc *intel_crtc, | |
2828 | struct intel_encoder *intel_encoder) | |
2829 | { | |
9f25d007 | 2830 | struct drm_info_node *node = m->private; |
53f5e3ca JB |
2831 | struct drm_device *dev = node->minor->dev; |
2832 | struct drm_crtc *crtc = &intel_crtc->base; | |
2833 | struct intel_connector *intel_connector; | |
2834 | struct drm_encoder *encoder; | |
2835 | ||
2836 | encoder = &intel_encoder->base; | |
2837 | seq_printf(m, "\tencoder %d: type: %s, connectors:\n", | |
8e329a03 | 2838 | encoder->base.id, encoder->name); |
53f5e3ca JB |
2839 | for_each_connector_on_encoder(dev, encoder, intel_connector) { |
2840 | struct drm_connector *connector = &intel_connector->base; | |
2841 | seq_printf(m, "\t\tconnector %d: type: %s, status: %s", | |
2842 | connector->base.id, | |
c23cc417 | 2843 | connector->name, |
53f5e3ca JB |
2844 | drm_get_connector_status_name(connector->status)); |
2845 | if (connector->status == connector_status_connected) { | |
2846 | struct drm_display_mode *mode = &crtc->mode; | |
2847 | seq_printf(m, ", mode:\n"); | |
2848 | intel_seq_print_mode(m, 2, mode); | |
2849 | } else { | |
2850 | seq_putc(m, '\n'); | |
2851 | } | |
2852 | } | |
2853 | } | |
2854 | ||
2855 | static void intel_crtc_info(struct seq_file *m, struct intel_crtc *intel_crtc) | |
2856 | { | |
9f25d007 | 2857 | struct drm_info_node *node = m->private; |
53f5e3ca JB |
2858 | struct drm_device *dev = node->minor->dev; |
2859 | struct drm_crtc *crtc = &intel_crtc->base; | |
2860 | struct intel_encoder *intel_encoder; | |
23a48d53 ML |
2861 | struct drm_plane_state *plane_state = crtc->primary->state; |
2862 | struct drm_framebuffer *fb = plane_state->fb; | |
53f5e3ca | 2863 | |
23a48d53 | 2864 | if (fb) |
5aa8a937 | 2865 | seq_printf(m, "\tfb: %d, pos: %dx%d, size: %dx%d\n", |
23a48d53 ML |
2866 | fb->base.id, plane_state->src_x >> 16, |
2867 | plane_state->src_y >> 16, fb->width, fb->height); | |
5aa8a937 MR |
2868 | else |
2869 | seq_puts(m, "\tprimary plane disabled\n"); | |
53f5e3ca JB |
2870 | for_each_encoder_on_crtc(dev, crtc, intel_encoder) |
2871 | intel_encoder_info(m, intel_crtc, intel_encoder); | |
2872 | } | |
2873 | ||
2874 | static void intel_panel_info(struct seq_file *m, struct intel_panel *panel) | |
2875 | { | |
2876 | struct drm_display_mode *mode = panel->fixed_mode; | |
2877 | ||
2878 | seq_printf(m, "\tfixed mode:\n"); | |
2879 | intel_seq_print_mode(m, 2, mode); | |
2880 | } | |
2881 | ||
2882 | static void intel_dp_info(struct seq_file *m, | |
2883 | struct intel_connector *intel_connector) | |
2884 | { | |
2885 | struct intel_encoder *intel_encoder = intel_connector->encoder; | |
2886 | struct intel_dp *intel_dp = enc_to_intel_dp(&intel_encoder->base); | |
2887 | ||
2888 | seq_printf(m, "\tDPCD rev: %x\n", intel_dp->dpcd[DP_DPCD_REV]); | |
742f491d | 2889 | seq_printf(m, "\taudio support: %s\n", yesno(intel_dp->has_audio)); |
53f5e3ca JB |
2890 | if (intel_encoder->type == INTEL_OUTPUT_EDP) |
2891 | intel_panel_info(m, &intel_connector->panel); | |
2892 | } | |
2893 | ||
3d52ccf5 LY |
2894 | static void intel_dp_mst_info(struct seq_file *m, |
2895 | struct intel_connector *intel_connector) | |
2896 | { | |
2897 | struct intel_encoder *intel_encoder = intel_connector->encoder; | |
2898 | struct intel_dp_mst_encoder *intel_mst = | |
2899 | enc_to_mst(&intel_encoder->base); | |
2900 | struct intel_digital_port *intel_dig_port = intel_mst->primary; | |
2901 | struct intel_dp *intel_dp = &intel_dig_port->dp; | |
2902 | bool has_audio = drm_dp_mst_port_has_audio(&intel_dp->mst_mgr, | |
2903 | intel_connector->port); | |
2904 | ||
2905 | seq_printf(m, "\taudio support: %s\n", yesno(has_audio)); | |
2906 | } | |
2907 | ||
53f5e3ca JB |
2908 | static void intel_hdmi_info(struct seq_file *m, |
2909 | struct intel_connector *intel_connector) | |
2910 | { | |
2911 | struct intel_encoder *intel_encoder = intel_connector->encoder; | |
2912 | struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(&intel_encoder->base); | |
2913 | ||
742f491d | 2914 | seq_printf(m, "\taudio support: %s\n", yesno(intel_hdmi->has_audio)); |
53f5e3ca JB |
2915 | } |
2916 | ||
2917 | static void intel_lvds_info(struct seq_file *m, | |
2918 | struct intel_connector *intel_connector) | |
2919 | { | |
2920 | intel_panel_info(m, &intel_connector->panel); | |
2921 | } | |
2922 | ||
2923 | static void intel_connector_info(struct seq_file *m, | |
2924 | struct drm_connector *connector) | |
2925 | { | |
2926 | struct intel_connector *intel_connector = to_intel_connector(connector); | |
2927 | struct intel_encoder *intel_encoder = intel_connector->encoder; | |
f103fc7d | 2928 | struct drm_display_mode *mode; |
53f5e3ca JB |
2929 | |
2930 | seq_printf(m, "connector %d: type %s, status: %s\n", | |
c23cc417 | 2931 | connector->base.id, connector->name, |
53f5e3ca JB |
2932 | drm_get_connector_status_name(connector->status)); |
2933 | if (connector->status == connector_status_connected) { | |
2934 | seq_printf(m, "\tname: %s\n", connector->display_info.name); | |
2935 | seq_printf(m, "\tphysical dimensions: %dx%dmm\n", | |
2936 | connector->display_info.width_mm, | |
2937 | connector->display_info.height_mm); | |
2938 | seq_printf(m, "\tsubpixel order: %s\n", | |
2939 | drm_get_subpixel_order_name(connector->display_info.subpixel_order)); | |
2940 | seq_printf(m, "\tCEA rev: %d\n", | |
2941 | connector->display_info.cea_rev); | |
2942 | } | |
36cd7444 DA |
2943 | if (intel_encoder) { |
2944 | if (intel_encoder->type == INTEL_OUTPUT_DISPLAYPORT || | |
2945 | intel_encoder->type == INTEL_OUTPUT_EDP) | |
2946 | intel_dp_info(m, intel_connector); | |
2947 | else if (intel_encoder->type == INTEL_OUTPUT_HDMI) | |
2948 | intel_hdmi_info(m, intel_connector); | |
2949 | else if (intel_encoder->type == INTEL_OUTPUT_LVDS) | |
2950 | intel_lvds_info(m, intel_connector); | |
3d52ccf5 LY |
2951 | else if (intel_encoder->type == INTEL_OUTPUT_DP_MST) |
2952 | intel_dp_mst_info(m, intel_connector); | |
36cd7444 | 2953 | } |
53f5e3ca | 2954 | |
f103fc7d JB |
2955 | seq_printf(m, "\tmodes:\n"); |
2956 | list_for_each_entry(mode, &connector->modes, head) | |
2957 | intel_seq_print_mode(m, 2, mode); | |
53f5e3ca JB |
2958 | } |
2959 | ||
065f2ec2 CW |
2960 | static bool cursor_active(struct drm_device *dev, int pipe) |
2961 | { | |
2962 | struct drm_i915_private *dev_priv = dev->dev_private; | |
2963 | u32 state; | |
2964 | ||
2965 | if (IS_845G(dev) || IS_I865G(dev)) | |
0b87c24e | 2966 | state = I915_READ(CURCNTR(PIPE_A)) & CURSOR_ENABLE; |
065f2ec2 | 2967 | else |
5efb3e28 | 2968 | state = I915_READ(CURCNTR(pipe)) & CURSOR_MODE; |
065f2ec2 CW |
2969 | |
2970 | return state; | |
2971 | } | |
2972 | ||
2973 | static bool cursor_position(struct drm_device *dev, int pipe, int *x, int *y) | |
2974 | { | |
2975 | struct drm_i915_private *dev_priv = dev->dev_private; | |
2976 | u32 pos; | |
2977 | ||
5efb3e28 | 2978 | pos = I915_READ(CURPOS(pipe)); |
065f2ec2 CW |
2979 | |
2980 | *x = (pos >> CURSOR_X_SHIFT) & CURSOR_POS_MASK; | |
2981 | if (pos & (CURSOR_POS_SIGN << CURSOR_X_SHIFT)) | |
2982 | *x = -*x; | |
2983 | ||
2984 | *y = (pos >> CURSOR_Y_SHIFT) & CURSOR_POS_MASK; | |
2985 | if (pos & (CURSOR_POS_SIGN << CURSOR_Y_SHIFT)) | |
2986 | *y = -*y; | |
2987 | ||
2988 | return cursor_active(dev, pipe); | |
2989 | } | |
2990 | ||
3abc4e09 RF |
2991 | static const char *plane_type(enum drm_plane_type type) |
2992 | { | |
2993 | switch (type) { | |
2994 | case DRM_PLANE_TYPE_OVERLAY: | |
2995 | return "OVL"; | |
2996 | case DRM_PLANE_TYPE_PRIMARY: | |
2997 | return "PRI"; | |
2998 | case DRM_PLANE_TYPE_CURSOR: | |
2999 | return "CUR"; | |
3000 | /* | |
3001 | * Deliberately omitting default: to generate compiler warnings | |
3002 | * when a new drm_plane_type gets added. | |
3003 | */ | |
3004 | } | |
3005 | ||
3006 | return "unknown"; | |
3007 | } | |
3008 | ||
3009 | static const char *plane_rotation(unsigned int rotation) | |
3010 | { | |
3011 | static char buf[48]; | |
3012 | /* | |
3013 | * According to doc only one DRM_ROTATE_ is allowed but this | |
3014 | * will print them all to visualize if the values are misused | |
3015 | */ | |
3016 | snprintf(buf, sizeof(buf), | |
3017 | "%s%s%s%s%s%s(0x%08x)", | |
3018 | (rotation & BIT(DRM_ROTATE_0)) ? "0 " : "", | |
3019 | (rotation & BIT(DRM_ROTATE_90)) ? "90 " : "", | |
3020 | (rotation & BIT(DRM_ROTATE_180)) ? "180 " : "", | |
3021 | (rotation & BIT(DRM_ROTATE_270)) ? "270 " : "", | |
3022 | (rotation & BIT(DRM_REFLECT_X)) ? "FLIPX " : "", | |
3023 | (rotation & BIT(DRM_REFLECT_Y)) ? "FLIPY " : "", | |
3024 | rotation); | |
3025 | ||
3026 | return buf; | |
3027 | } | |
3028 | ||
3029 | static void intel_plane_info(struct seq_file *m, struct intel_crtc *intel_crtc) | |
3030 | { | |
3031 | struct drm_info_node *node = m->private; | |
3032 | struct drm_device *dev = node->minor->dev; | |
3033 | struct intel_plane *intel_plane; | |
3034 | ||
3035 | for_each_intel_plane_on_crtc(dev, intel_crtc, intel_plane) { | |
3036 | struct drm_plane_state *state; | |
3037 | struct drm_plane *plane = &intel_plane->base; | |
3038 | ||
3039 | if (!plane->state) { | |
3040 | seq_puts(m, "plane->state is NULL!\n"); | |
3041 | continue; | |
3042 | } | |
3043 | ||
3044 | state = plane->state; | |
3045 | ||
3046 | seq_printf(m, "\t--Plane id %d: type=%s, crtc_pos=%4dx%4d, crtc_size=%4dx%4d, src_pos=%d.%04ux%d.%04u, src_size=%d.%04ux%d.%04u, format=%s, rotation=%s\n", | |
3047 | plane->base.id, | |
3048 | plane_type(intel_plane->base.type), | |
3049 | state->crtc_x, state->crtc_y, | |
3050 | state->crtc_w, state->crtc_h, | |
3051 | (state->src_x >> 16), | |
3052 | ((state->src_x & 0xffff) * 15625) >> 10, | |
3053 | (state->src_y >> 16), | |
3054 | ((state->src_y & 0xffff) * 15625) >> 10, | |
3055 | (state->src_w >> 16), | |
3056 | ((state->src_w & 0xffff) * 15625) >> 10, | |
3057 | (state->src_h >> 16), | |
3058 | ((state->src_h & 0xffff) * 15625) >> 10, | |
3059 | state->fb ? drm_get_format_name(state->fb->pixel_format) : "N/A", | |
3060 | plane_rotation(state->rotation)); | |
3061 | } | |
3062 | } | |
3063 | ||
3064 | static void intel_scaler_info(struct seq_file *m, struct intel_crtc *intel_crtc) | |
3065 | { | |
3066 | struct intel_crtc_state *pipe_config; | |
3067 | int num_scalers = intel_crtc->num_scalers; | |
3068 | int i; | |
3069 | ||
3070 | pipe_config = to_intel_crtc_state(intel_crtc->base.state); | |
3071 | ||
3072 | /* Not all platformas have a scaler */ | |
3073 | if (num_scalers) { | |
3074 | seq_printf(m, "\tnum_scalers=%d, scaler_users=%x scaler_id=%d", | |
3075 | num_scalers, | |
3076 | pipe_config->scaler_state.scaler_users, | |
3077 | pipe_config->scaler_state.scaler_id); | |
3078 | ||
3079 | for (i = 0; i < SKL_NUM_SCALERS; i++) { | |
3080 | struct intel_scaler *sc = | |
3081 | &pipe_config->scaler_state.scalers[i]; | |
3082 | ||
3083 | seq_printf(m, ", scalers[%d]: use=%s, mode=%x", | |
3084 | i, yesno(sc->in_use), sc->mode); | |
3085 | } | |
3086 | seq_puts(m, "\n"); | |
3087 | } else { | |
3088 | seq_puts(m, "\tNo scalers available on this platform\n"); | |
3089 | } | |
3090 | } | |
3091 | ||
53f5e3ca JB |
3092 | static int i915_display_info(struct seq_file *m, void *unused) |
3093 | { | |
9f25d007 | 3094 | struct drm_info_node *node = m->private; |
53f5e3ca | 3095 | struct drm_device *dev = node->minor->dev; |
b0e5ddf3 | 3096 | struct drm_i915_private *dev_priv = dev->dev_private; |
065f2ec2 | 3097 | struct intel_crtc *crtc; |
53f5e3ca JB |
3098 | struct drm_connector *connector; |
3099 | ||
b0e5ddf3 | 3100 | intel_runtime_pm_get(dev_priv); |
53f5e3ca JB |
3101 | drm_modeset_lock_all(dev); |
3102 | seq_printf(m, "CRTC info\n"); | |
3103 | seq_printf(m, "---------\n"); | |
d3fcc808 | 3104 | for_each_intel_crtc(dev, crtc) { |
065f2ec2 | 3105 | bool active; |
f77076c9 | 3106 | struct intel_crtc_state *pipe_config; |
065f2ec2 | 3107 | int x, y; |
53f5e3ca | 3108 | |
f77076c9 ML |
3109 | pipe_config = to_intel_crtc_state(crtc->base.state); |
3110 | ||
3abc4e09 | 3111 | seq_printf(m, "CRTC %d: pipe: %c, active=%s, (size=%dx%d), dither=%s, bpp=%d\n", |
065f2ec2 | 3112 | crtc->base.base.id, pipe_name(crtc->pipe), |
f77076c9 | 3113 | yesno(pipe_config->base.active), |
3abc4e09 RF |
3114 | pipe_config->pipe_src_w, pipe_config->pipe_src_h, |
3115 | yesno(pipe_config->dither), pipe_config->pipe_bpp); | |
3116 | ||
f77076c9 | 3117 | if (pipe_config->base.active) { |
065f2ec2 CW |
3118 | intel_crtc_info(m, crtc); |
3119 | ||
a23dc658 | 3120 | active = cursor_position(dev, crtc->pipe, &x, &y); |
57127efa | 3121 | seq_printf(m, "\tcursor visible? %s, position (%d, %d), size %dx%d, addr 0x%08x, active? %s\n", |
4b0e333e | 3122 | yesno(crtc->cursor_base), |
3dd512fb MR |
3123 | x, y, crtc->base.cursor->state->crtc_w, |
3124 | crtc->base.cursor->state->crtc_h, | |
57127efa | 3125 | crtc->cursor_addr, yesno(active)); |
3abc4e09 RF |
3126 | intel_scaler_info(m, crtc); |
3127 | intel_plane_info(m, crtc); | |
a23dc658 | 3128 | } |
cace841c DV |
3129 | |
3130 | seq_printf(m, "\tunderrun reporting: cpu=%s pch=%s \n", | |
3131 | yesno(!crtc->cpu_fifo_underrun_disabled), | |
3132 | yesno(!crtc->pch_fifo_underrun_disabled)); | |
53f5e3ca JB |
3133 | } |
3134 | ||
3135 | seq_printf(m, "\n"); | |
3136 | seq_printf(m, "Connector info\n"); | |
3137 | seq_printf(m, "--------------\n"); | |
3138 | list_for_each_entry(connector, &dev->mode_config.connector_list, head) { | |
3139 | intel_connector_info(m, connector); | |
3140 | } | |
3141 | drm_modeset_unlock_all(dev); | |
b0e5ddf3 | 3142 | intel_runtime_pm_put(dev_priv); |
53f5e3ca JB |
3143 | |
3144 | return 0; | |
3145 | } | |
3146 | ||
e04934cf BW |
3147 | static int i915_semaphore_status(struct seq_file *m, void *unused) |
3148 | { | |
3149 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
3150 | struct drm_device *dev = node->minor->dev; | |
3151 | struct drm_i915_private *dev_priv = dev->dev_private; | |
e2f80391 | 3152 | struct intel_engine_cs *engine; |
e04934cf | 3153 | int num_rings = hweight32(INTEL_INFO(dev)->ring_mask); |
c3232b18 DG |
3154 | enum intel_engine_id id; |
3155 | int j, ret; | |
e04934cf BW |
3156 | |
3157 | if (!i915_semaphore_is_enabled(dev)) { | |
3158 | seq_puts(m, "Semaphores are disabled\n"); | |
3159 | return 0; | |
3160 | } | |
3161 | ||
3162 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
3163 | if (ret) | |
3164 | return ret; | |
03872064 | 3165 | intel_runtime_pm_get(dev_priv); |
e04934cf BW |
3166 | |
3167 | if (IS_BROADWELL(dev)) { | |
3168 | struct page *page; | |
3169 | uint64_t *seqno; | |
3170 | ||
3171 | page = i915_gem_object_get_page(dev_priv->semaphore_obj, 0); | |
3172 | ||
3173 | seqno = (uint64_t *)kmap_atomic(page); | |
c3232b18 | 3174 | for_each_engine_id(engine, dev_priv, id) { |
e04934cf BW |
3175 | uint64_t offset; |
3176 | ||
e2f80391 | 3177 | seq_printf(m, "%s\n", engine->name); |
e04934cf BW |
3178 | |
3179 | seq_puts(m, " Last signal:"); | |
3180 | for (j = 0; j < num_rings; j++) { | |
c3232b18 | 3181 | offset = id * I915_NUM_ENGINES + j; |
e04934cf BW |
3182 | seq_printf(m, "0x%08llx (0x%02llx) ", |
3183 | seqno[offset], offset * 8); | |
3184 | } | |
3185 | seq_putc(m, '\n'); | |
3186 | ||
3187 | seq_puts(m, " Last wait: "); | |
3188 | for (j = 0; j < num_rings; j++) { | |
c3232b18 | 3189 | offset = id + (j * I915_NUM_ENGINES); |
e04934cf BW |
3190 | seq_printf(m, "0x%08llx (0x%02llx) ", |
3191 | seqno[offset], offset * 8); | |
3192 | } | |
3193 | seq_putc(m, '\n'); | |
3194 | ||
3195 | } | |
3196 | kunmap_atomic(seqno); | |
3197 | } else { | |
3198 | seq_puts(m, " Last signal:"); | |
b4ac5afc | 3199 | for_each_engine(engine, dev_priv) |
e04934cf BW |
3200 | for (j = 0; j < num_rings; j++) |
3201 | seq_printf(m, "0x%08x\n", | |
e2f80391 | 3202 | I915_READ(engine->semaphore.mbox.signal[j])); |
e04934cf BW |
3203 | seq_putc(m, '\n'); |
3204 | } | |
3205 | ||
3206 | seq_puts(m, "\nSync seqno:\n"); | |
b4ac5afc DG |
3207 | for_each_engine(engine, dev_priv) { |
3208 | for (j = 0; j < num_rings; j++) | |
e2f80391 TU |
3209 | seq_printf(m, " 0x%08x ", |
3210 | engine->semaphore.sync_seqno[j]); | |
e04934cf BW |
3211 | seq_putc(m, '\n'); |
3212 | } | |
3213 | seq_putc(m, '\n'); | |
3214 | ||
03872064 | 3215 | intel_runtime_pm_put(dev_priv); |
e04934cf BW |
3216 | mutex_unlock(&dev->struct_mutex); |
3217 | return 0; | |
3218 | } | |
3219 | ||
728e29d7 DV |
3220 | static int i915_shared_dplls_info(struct seq_file *m, void *unused) |
3221 | { | |
3222 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
3223 | struct drm_device *dev = node->minor->dev; | |
3224 | struct drm_i915_private *dev_priv = dev->dev_private; | |
3225 | int i; | |
3226 | ||
3227 | drm_modeset_lock_all(dev); | |
3228 | for (i = 0; i < dev_priv->num_shared_dpll; i++) { | |
3229 | struct intel_shared_dpll *pll = &dev_priv->shared_dplls[i]; | |
3230 | ||
3231 | seq_printf(m, "DPLL%i: %s, id: %i\n", i, pll->name, pll->id); | |
2dd66ebd ML |
3232 | seq_printf(m, " crtc_mask: 0x%08x, active: 0x%x, on: %s\n", |
3233 | pll->config.crtc_mask, pll->active_mask, yesno(pll->on)); | |
728e29d7 | 3234 | seq_printf(m, " tracked hardware state:\n"); |
3e369b76 ACO |
3235 | seq_printf(m, " dpll: 0x%08x\n", pll->config.hw_state.dpll); |
3236 | seq_printf(m, " dpll_md: 0x%08x\n", | |
3237 | pll->config.hw_state.dpll_md); | |
3238 | seq_printf(m, " fp0: 0x%08x\n", pll->config.hw_state.fp0); | |
3239 | seq_printf(m, " fp1: 0x%08x\n", pll->config.hw_state.fp1); | |
3240 | seq_printf(m, " wrpll: 0x%08x\n", pll->config.hw_state.wrpll); | |
728e29d7 DV |
3241 | } |
3242 | drm_modeset_unlock_all(dev); | |
3243 | ||
3244 | return 0; | |
3245 | } | |
3246 | ||
1ed1ef9d | 3247 | static int i915_wa_registers(struct seq_file *m, void *unused) |
888b5995 AS |
3248 | { |
3249 | int i; | |
3250 | int ret; | |
e2f80391 | 3251 | struct intel_engine_cs *engine; |
888b5995 AS |
3252 | struct drm_info_node *node = (struct drm_info_node *) m->private; |
3253 | struct drm_device *dev = node->minor->dev; | |
3254 | struct drm_i915_private *dev_priv = dev->dev_private; | |
33136b06 | 3255 | struct i915_workarounds *workarounds = &dev_priv->workarounds; |
c3232b18 | 3256 | enum intel_engine_id id; |
888b5995 | 3257 | |
888b5995 AS |
3258 | ret = mutex_lock_interruptible(&dev->struct_mutex); |
3259 | if (ret) | |
3260 | return ret; | |
3261 | ||
3262 | intel_runtime_pm_get(dev_priv); | |
3263 | ||
33136b06 | 3264 | seq_printf(m, "Workarounds applied: %d\n", workarounds->count); |
c3232b18 | 3265 | for_each_engine_id(engine, dev_priv, id) |
33136b06 | 3266 | seq_printf(m, "HW whitelist count for %s: %d\n", |
c3232b18 | 3267 | engine->name, workarounds->hw_whitelist_count[id]); |
33136b06 | 3268 | for (i = 0; i < workarounds->count; ++i) { |
f0f59a00 VS |
3269 | i915_reg_t addr; |
3270 | u32 mask, value, read; | |
2fa60f6d | 3271 | bool ok; |
888b5995 | 3272 | |
33136b06 AS |
3273 | addr = workarounds->reg[i].addr; |
3274 | mask = workarounds->reg[i].mask; | |
3275 | value = workarounds->reg[i].value; | |
2fa60f6d MK |
3276 | read = I915_READ(addr); |
3277 | ok = (value & mask) == (read & mask); | |
3278 | seq_printf(m, "0x%X: 0x%08X, mask: 0x%08X, read: 0x%08x, status: %s\n", | |
f0f59a00 | 3279 | i915_mmio_reg_offset(addr), value, mask, read, ok ? "OK" : "FAIL"); |
888b5995 AS |
3280 | } |
3281 | ||
3282 | intel_runtime_pm_put(dev_priv); | |
3283 | mutex_unlock(&dev->struct_mutex); | |
3284 | ||
3285 | return 0; | |
3286 | } | |
3287 | ||
c5511e44 DL |
3288 | static int i915_ddb_info(struct seq_file *m, void *unused) |
3289 | { | |
3290 | struct drm_info_node *node = m->private; | |
3291 | struct drm_device *dev = node->minor->dev; | |
3292 | struct drm_i915_private *dev_priv = dev->dev_private; | |
3293 | struct skl_ddb_allocation *ddb; | |
3294 | struct skl_ddb_entry *entry; | |
3295 | enum pipe pipe; | |
3296 | int plane; | |
3297 | ||
2fcffe19 DL |
3298 | if (INTEL_INFO(dev)->gen < 9) |
3299 | return 0; | |
3300 | ||
c5511e44 DL |
3301 | drm_modeset_lock_all(dev); |
3302 | ||
3303 | ddb = &dev_priv->wm.skl_hw.ddb; | |
3304 | ||
3305 | seq_printf(m, "%-15s%8s%8s%8s\n", "", "Start", "End", "Size"); | |
3306 | ||
3307 | for_each_pipe(dev_priv, pipe) { | |
3308 | seq_printf(m, "Pipe %c\n", pipe_name(pipe)); | |
3309 | ||
dd740780 | 3310 | for_each_plane(dev_priv, pipe, plane) { |
c5511e44 DL |
3311 | entry = &ddb->plane[pipe][plane]; |
3312 | seq_printf(m, " Plane%-8d%8u%8u%8u\n", plane + 1, | |
3313 | entry->start, entry->end, | |
3314 | skl_ddb_entry_size(entry)); | |
3315 | } | |
3316 | ||
4969d33e | 3317 | entry = &ddb->plane[pipe][PLANE_CURSOR]; |
c5511e44 DL |
3318 | seq_printf(m, " %-13s%8u%8u%8u\n", "Cursor", entry->start, |
3319 | entry->end, skl_ddb_entry_size(entry)); | |
3320 | } | |
3321 | ||
3322 | drm_modeset_unlock_all(dev); | |
3323 | ||
3324 | return 0; | |
3325 | } | |
3326 | ||
a54746e3 VK |
3327 | static void drrs_status_per_crtc(struct seq_file *m, |
3328 | struct drm_device *dev, struct intel_crtc *intel_crtc) | |
3329 | { | |
3330 | struct intel_encoder *intel_encoder; | |
3331 | struct drm_i915_private *dev_priv = dev->dev_private; | |
3332 | struct i915_drrs *drrs = &dev_priv->drrs; | |
3333 | int vrefresh = 0; | |
3334 | ||
3335 | for_each_encoder_on_crtc(dev, &intel_crtc->base, intel_encoder) { | |
3336 | /* Encoder connected on this CRTC */ | |
3337 | switch (intel_encoder->type) { | |
3338 | case INTEL_OUTPUT_EDP: | |
3339 | seq_puts(m, "eDP:\n"); | |
3340 | break; | |
3341 | case INTEL_OUTPUT_DSI: | |
3342 | seq_puts(m, "DSI:\n"); | |
3343 | break; | |
3344 | case INTEL_OUTPUT_HDMI: | |
3345 | seq_puts(m, "HDMI:\n"); | |
3346 | break; | |
3347 | case INTEL_OUTPUT_DISPLAYPORT: | |
3348 | seq_puts(m, "DP:\n"); | |
3349 | break; | |
3350 | default: | |
3351 | seq_printf(m, "Other encoder (id=%d).\n", | |
3352 | intel_encoder->type); | |
3353 | return; | |
3354 | } | |
3355 | } | |
3356 | ||
3357 | if (dev_priv->vbt.drrs_type == STATIC_DRRS_SUPPORT) | |
3358 | seq_puts(m, "\tVBT: DRRS_type: Static"); | |
3359 | else if (dev_priv->vbt.drrs_type == SEAMLESS_DRRS_SUPPORT) | |
3360 | seq_puts(m, "\tVBT: DRRS_type: Seamless"); | |
3361 | else if (dev_priv->vbt.drrs_type == DRRS_NOT_SUPPORTED) | |
3362 | seq_puts(m, "\tVBT: DRRS_type: None"); | |
3363 | else | |
3364 | seq_puts(m, "\tVBT: DRRS_type: FIXME: Unrecognized Value"); | |
3365 | ||
3366 | seq_puts(m, "\n\n"); | |
3367 | ||
f77076c9 | 3368 | if (to_intel_crtc_state(intel_crtc->base.state)->has_drrs) { |
a54746e3 VK |
3369 | struct intel_panel *panel; |
3370 | ||
3371 | mutex_lock(&drrs->mutex); | |
3372 | /* DRRS Supported */ | |
3373 | seq_puts(m, "\tDRRS Supported: Yes\n"); | |
3374 | ||
3375 | /* disable_drrs() will make drrs->dp NULL */ | |
3376 | if (!drrs->dp) { | |
3377 | seq_puts(m, "Idleness DRRS: Disabled"); | |
3378 | mutex_unlock(&drrs->mutex); | |
3379 | return; | |
3380 | } | |
3381 | ||
3382 | panel = &drrs->dp->attached_connector->panel; | |
3383 | seq_printf(m, "\t\tBusy_frontbuffer_bits: 0x%X", | |
3384 | drrs->busy_frontbuffer_bits); | |
3385 | ||
3386 | seq_puts(m, "\n\t\t"); | |
3387 | if (drrs->refresh_rate_type == DRRS_HIGH_RR) { | |
3388 | seq_puts(m, "DRRS_State: DRRS_HIGH_RR\n"); | |
3389 | vrefresh = panel->fixed_mode->vrefresh; | |
3390 | } else if (drrs->refresh_rate_type == DRRS_LOW_RR) { | |
3391 | seq_puts(m, "DRRS_State: DRRS_LOW_RR\n"); | |
3392 | vrefresh = panel->downclock_mode->vrefresh; | |
3393 | } else { | |
3394 | seq_printf(m, "DRRS_State: Unknown(%d)\n", | |
3395 | drrs->refresh_rate_type); | |
3396 | mutex_unlock(&drrs->mutex); | |
3397 | return; | |
3398 | } | |
3399 | seq_printf(m, "\t\tVrefresh: %d", vrefresh); | |
3400 | ||
3401 | seq_puts(m, "\n\t\t"); | |
3402 | mutex_unlock(&drrs->mutex); | |
3403 | } else { | |
3404 | /* DRRS not supported. Print the VBT parameter*/ | |
3405 | seq_puts(m, "\tDRRS Supported : No"); | |
3406 | } | |
3407 | seq_puts(m, "\n"); | |
3408 | } | |
3409 | ||
3410 | static int i915_drrs_status(struct seq_file *m, void *unused) | |
3411 | { | |
3412 | struct drm_info_node *node = m->private; | |
3413 | struct drm_device *dev = node->minor->dev; | |
3414 | struct intel_crtc *intel_crtc; | |
3415 | int active_crtc_cnt = 0; | |
3416 | ||
3417 | for_each_intel_crtc(dev, intel_crtc) { | |
3418 | drm_modeset_lock(&intel_crtc->base.mutex, NULL); | |
3419 | ||
f77076c9 | 3420 | if (intel_crtc->base.state->active) { |
a54746e3 VK |
3421 | active_crtc_cnt++; |
3422 | seq_printf(m, "\nCRTC %d: ", active_crtc_cnt); | |
3423 | ||
3424 | drrs_status_per_crtc(m, dev, intel_crtc); | |
3425 | } | |
3426 | ||
3427 | drm_modeset_unlock(&intel_crtc->base.mutex); | |
3428 | } | |
3429 | ||
3430 | if (!active_crtc_cnt) | |
3431 | seq_puts(m, "No active crtc found\n"); | |
3432 | ||
3433 | return 0; | |
3434 | } | |
3435 | ||
07144428 DL |
3436 | struct pipe_crc_info { |
3437 | const char *name; | |
3438 | struct drm_device *dev; | |
3439 | enum pipe pipe; | |
3440 | }; | |
3441 | ||
11bed958 DA |
3442 | static int i915_dp_mst_info(struct seq_file *m, void *unused) |
3443 | { | |
3444 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
3445 | struct drm_device *dev = node->minor->dev; | |
3446 | struct drm_encoder *encoder; | |
3447 | struct intel_encoder *intel_encoder; | |
3448 | struct intel_digital_port *intel_dig_port; | |
3449 | drm_modeset_lock_all(dev); | |
3450 | list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { | |
3451 | intel_encoder = to_intel_encoder(encoder); | |
3452 | if (intel_encoder->type != INTEL_OUTPUT_DISPLAYPORT) | |
3453 | continue; | |
3454 | intel_dig_port = enc_to_dig_port(encoder); | |
3455 | if (!intel_dig_port->dp.can_mst) | |
3456 | continue; | |
3457 | ||
3458 | drm_dp_mst_dump_topology(m, &intel_dig_port->dp.mst_mgr); | |
3459 | } | |
3460 | drm_modeset_unlock_all(dev); | |
3461 | return 0; | |
3462 | } | |
3463 | ||
07144428 DL |
3464 | static int i915_pipe_crc_open(struct inode *inode, struct file *filep) |
3465 | { | |
be5c7a90 DL |
3466 | struct pipe_crc_info *info = inode->i_private; |
3467 | struct drm_i915_private *dev_priv = info->dev->dev_private; | |
3468 | struct intel_pipe_crc *pipe_crc = &dev_priv->pipe_crc[info->pipe]; | |
3469 | ||
7eb1c496 DV |
3470 | if (info->pipe >= INTEL_INFO(info->dev)->num_pipes) |
3471 | return -ENODEV; | |
3472 | ||
d538bbdf DL |
3473 | spin_lock_irq(&pipe_crc->lock); |
3474 | ||
3475 | if (pipe_crc->opened) { | |
3476 | spin_unlock_irq(&pipe_crc->lock); | |
be5c7a90 DL |
3477 | return -EBUSY; /* already open */ |
3478 | } | |
3479 | ||
d538bbdf | 3480 | pipe_crc->opened = true; |
07144428 DL |
3481 | filep->private_data = inode->i_private; |
3482 | ||
d538bbdf DL |
3483 | spin_unlock_irq(&pipe_crc->lock); |
3484 | ||
07144428 DL |
3485 | return 0; |
3486 | } | |
3487 | ||
3488 | static int i915_pipe_crc_release(struct inode *inode, struct file *filep) | |
3489 | { | |
be5c7a90 DL |
3490 | struct pipe_crc_info *info = inode->i_private; |
3491 | struct drm_i915_private *dev_priv = info->dev->dev_private; | |
3492 | struct intel_pipe_crc *pipe_crc = &dev_priv->pipe_crc[info->pipe]; | |
3493 | ||
d538bbdf DL |
3494 | spin_lock_irq(&pipe_crc->lock); |
3495 | pipe_crc->opened = false; | |
3496 | spin_unlock_irq(&pipe_crc->lock); | |
be5c7a90 | 3497 | |
07144428 DL |
3498 | return 0; |
3499 | } | |
3500 | ||
3501 | /* (6 fields, 8 chars each, space separated (5) + '\n') */ | |
3502 | #define PIPE_CRC_LINE_LEN (6 * 8 + 5 + 1) | |
3503 | /* account for \'0' */ | |
3504 | #define PIPE_CRC_BUFFER_LEN (PIPE_CRC_LINE_LEN + 1) | |
3505 | ||
3506 | static int pipe_crc_data_count(struct intel_pipe_crc *pipe_crc) | |
8bf1e9f1 | 3507 | { |
d538bbdf DL |
3508 | assert_spin_locked(&pipe_crc->lock); |
3509 | return CIRC_CNT(pipe_crc->head, pipe_crc->tail, | |
3510 | INTEL_PIPE_CRC_ENTRIES_NR); | |
07144428 DL |
3511 | } |
3512 | ||
3513 | static ssize_t | |
3514 | i915_pipe_crc_read(struct file *filep, char __user *user_buf, size_t count, | |
3515 | loff_t *pos) | |
3516 | { | |
3517 | struct pipe_crc_info *info = filep->private_data; | |
3518 | struct drm_device *dev = info->dev; | |
3519 | struct drm_i915_private *dev_priv = dev->dev_private; | |
3520 | struct intel_pipe_crc *pipe_crc = &dev_priv->pipe_crc[info->pipe]; | |
3521 | char buf[PIPE_CRC_BUFFER_LEN]; | |
9ad6d99f | 3522 | int n_entries; |
07144428 DL |
3523 | ssize_t bytes_read; |
3524 | ||
3525 | /* | |
3526 | * Don't allow user space to provide buffers not big enough to hold | |
3527 | * a line of data. | |
3528 | */ | |
3529 | if (count < PIPE_CRC_LINE_LEN) | |
3530 | return -EINVAL; | |
3531 | ||
3532 | if (pipe_crc->source == INTEL_PIPE_CRC_SOURCE_NONE) | |
8bf1e9f1 | 3533 | return 0; |
07144428 DL |
3534 | |
3535 | /* nothing to read */ | |
d538bbdf | 3536 | spin_lock_irq(&pipe_crc->lock); |
07144428 | 3537 | while (pipe_crc_data_count(pipe_crc) == 0) { |
d538bbdf DL |
3538 | int ret; |
3539 | ||
3540 | if (filep->f_flags & O_NONBLOCK) { | |
3541 | spin_unlock_irq(&pipe_crc->lock); | |
07144428 | 3542 | return -EAGAIN; |
d538bbdf | 3543 | } |
07144428 | 3544 | |
d538bbdf DL |
3545 | ret = wait_event_interruptible_lock_irq(pipe_crc->wq, |
3546 | pipe_crc_data_count(pipe_crc), pipe_crc->lock); | |
3547 | if (ret) { | |
3548 | spin_unlock_irq(&pipe_crc->lock); | |
3549 | return ret; | |
3550 | } | |
8bf1e9f1 SH |
3551 | } |
3552 | ||
07144428 | 3553 | /* We now have one or more entries to read */ |
9ad6d99f | 3554 | n_entries = count / PIPE_CRC_LINE_LEN; |
d538bbdf | 3555 | |
07144428 | 3556 | bytes_read = 0; |
9ad6d99f VS |
3557 | while (n_entries > 0) { |
3558 | struct intel_pipe_crc_entry *entry = | |
3559 | &pipe_crc->entries[pipe_crc->tail]; | |
07144428 | 3560 | int ret; |
8bf1e9f1 | 3561 | |
9ad6d99f VS |
3562 | if (CIRC_CNT(pipe_crc->head, pipe_crc->tail, |
3563 | INTEL_PIPE_CRC_ENTRIES_NR) < 1) | |
3564 | break; | |
3565 | ||
3566 | BUILD_BUG_ON_NOT_POWER_OF_2(INTEL_PIPE_CRC_ENTRIES_NR); | |
3567 | pipe_crc->tail = (pipe_crc->tail + 1) & (INTEL_PIPE_CRC_ENTRIES_NR - 1); | |
3568 | ||
07144428 DL |
3569 | bytes_read += snprintf(buf, PIPE_CRC_BUFFER_LEN, |
3570 | "%8u %8x %8x %8x %8x %8x\n", | |
3571 | entry->frame, entry->crc[0], | |
3572 | entry->crc[1], entry->crc[2], | |
3573 | entry->crc[3], entry->crc[4]); | |
3574 | ||
9ad6d99f VS |
3575 | spin_unlock_irq(&pipe_crc->lock); |
3576 | ||
3577 | ret = copy_to_user(user_buf, buf, PIPE_CRC_LINE_LEN); | |
07144428 DL |
3578 | if (ret == PIPE_CRC_LINE_LEN) |
3579 | return -EFAULT; | |
b2c88f5b | 3580 | |
9ad6d99f VS |
3581 | user_buf += PIPE_CRC_LINE_LEN; |
3582 | n_entries--; | |
3583 | ||
3584 | spin_lock_irq(&pipe_crc->lock); | |
3585 | } | |
8bf1e9f1 | 3586 | |
d538bbdf DL |
3587 | spin_unlock_irq(&pipe_crc->lock); |
3588 | ||
07144428 DL |
3589 | return bytes_read; |
3590 | } | |
3591 | ||
3592 | static const struct file_operations i915_pipe_crc_fops = { | |
3593 | .owner = THIS_MODULE, | |
3594 | .open = i915_pipe_crc_open, | |
3595 | .read = i915_pipe_crc_read, | |
3596 | .release = i915_pipe_crc_release, | |
3597 | }; | |
3598 | ||
3599 | static struct pipe_crc_info i915_pipe_crc_data[I915_MAX_PIPES] = { | |
3600 | { | |
3601 | .name = "i915_pipe_A_crc", | |
3602 | .pipe = PIPE_A, | |
3603 | }, | |
3604 | { | |
3605 | .name = "i915_pipe_B_crc", | |
3606 | .pipe = PIPE_B, | |
3607 | }, | |
3608 | { | |
3609 | .name = "i915_pipe_C_crc", | |
3610 | .pipe = PIPE_C, | |
3611 | }, | |
3612 | }; | |
3613 | ||
3614 | static int i915_pipe_crc_create(struct dentry *root, struct drm_minor *minor, | |
3615 | enum pipe pipe) | |
3616 | { | |
3617 | struct drm_device *dev = minor->dev; | |
3618 | struct dentry *ent; | |
3619 | struct pipe_crc_info *info = &i915_pipe_crc_data[pipe]; | |
3620 | ||
3621 | info->dev = dev; | |
3622 | ent = debugfs_create_file(info->name, S_IRUGO, root, info, | |
3623 | &i915_pipe_crc_fops); | |
f3c5fe97 WY |
3624 | if (!ent) |
3625 | return -ENOMEM; | |
07144428 DL |
3626 | |
3627 | return drm_add_fake_info_node(minor, ent, info); | |
8bf1e9f1 SH |
3628 | } |
3629 | ||
e8dfcf78 | 3630 | static const char * const pipe_crc_sources[] = { |
926321d5 DV |
3631 | "none", |
3632 | "plane1", | |
3633 | "plane2", | |
3634 | "pf", | |
5b3a856b | 3635 | "pipe", |
3d099a05 DV |
3636 | "TV", |
3637 | "DP-B", | |
3638 | "DP-C", | |
3639 | "DP-D", | |
46a19188 | 3640 | "auto", |
926321d5 DV |
3641 | }; |
3642 | ||
3643 | static const char *pipe_crc_source_name(enum intel_pipe_crc_source source) | |
3644 | { | |
3645 | BUILD_BUG_ON(ARRAY_SIZE(pipe_crc_sources) != INTEL_PIPE_CRC_SOURCE_MAX); | |
3646 | return pipe_crc_sources[source]; | |
3647 | } | |
3648 | ||
bd9db02f | 3649 | static int display_crc_ctl_show(struct seq_file *m, void *data) |
926321d5 DV |
3650 | { |
3651 | struct drm_device *dev = m->private; | |
3652 | struct drm_i915_private *dev_priv = dev->dev_private; | |
3653 | int i; | |
3654 | ||
3655 | for (i = 0; i < I915_MAX_PIPES; i++) | |
3656 | seq_printf(m, "%c %s\n", pipe_name(i), | |
3657 | pipe_crc_source_name(dev_priv->pipe_crc[i].source)); | |
3658 | ||
3659 | return 0; | |
3660 | } | |
3661 | ||
bd9db02f | 3662 | static int display_crc_ctl_open(struct inode *inode, struct file *file) |
926321d5 DV |
3663 | { |
3664 | struct drm_device *dev = inode->i_private; | |
3665 | ||
bd9db02f | 3666 | return single_open(file, display_crc_ctl_show, dev); |
926321d5 DV |
3667 | } |
3668 | ||
46a19188 | 3669 | static int i8xx_pipe_crc_ctl_reg(enum intel_pipe_crc_source *source, |
52f843f6 DV |
3670 | uint32_t *val) |
3671 | { | |
46a19188 DV |
3672 | if (*source == INTEL_PIPE_CRC_SOURCE_AUTO) |
3673 | *source = INTEL_PIPE_CRC_SOURCE_PIPE; | |
3674 | ||
3675 | switch (*source) { | |
52f843f6 DV |
3676 | case INTEL_PIPE_CRC_SOURCE_PIPE: |
3677 | *val = PIPE_CRC_ENABLE | PIPE_CRC_INCLUDE_BORDER_I8XX; | |
3678 | break; | |
3679 | case INTEL_PIPE_CRC_SOURCE_NONE: | |
3680 | *val = 0; | |
3681 | break; | |
3682 | default: | |
3683 | return -EINVAL; | |
3684 | } | |
3685 | ||
3686 | return 0; | |
3687 | } | |
3688 | ||
46a19188 DV |
3689 | static int i9xx_pipe_crc_auto_source(struct drm_device *dev, enum pipe pipe, |
3690 | enum intel_pipe_crc_source *source) | |
3691 | { | |
3692 | struct intel_encoder *encoder; | |
3693 | struct intel_crtc *crtc; | |
26756809 | 3694 | struct intel_digital_port *dig_port; |
46a19188 DV |
3695 | int ret = 0; |
3696 | ||
3697 | *source = INTEL_PIPE_CRC_SOURCE_PIPE; | |
3698 | ||
6e9f798d | 3699 | drm_modeset_lock_all(dev); |
b2784e15 | 3700 | for_each_intel_encoder(dev, encoder) { |
46a19188 DV |
3701 | if (!encoder->base.crtc) |
3702 | continue; | |
3703 | ||
3704 | crtc = to_intel_crtc(encoder->base.crtc); | |
3705 | ||
3706 | if (crtc->pipe != pipe) | |
3707 | continue; | |
3708 | ||
3709 | switch (encoder->type) { | |
3710 | case INTEL_OUTPUT_TVOUT: | |
3711 | *source = INTEL_PIPE_CRC_SOURCE_TV; | |
3712 | break; | |
3713 | case INTEL_OUTPUT_DISPLAYPORT: | |
3714 | case INTEL_OUTPUT_EDP: | |
26756809 DV |
3715 | dig_port = enc_to_dig_port(&encoder->base); |
3716 | switch (dig_port->port) { | |
3717 | case PORT_B: | |
3718 | *source = INTEL_PIPE_CRC_SOURCE_DP_B; | |
3719 | break; | |
3720 | case PORT_C: | |
3721 | *source = INTEL_PIPE_CRC_SOURCE_DP_C; | |
3722 | break; | |
3723 | case PORT_D: | |
3724 | *source = INTEL_PIPE_CRC_SOURCE_DP_D; | |
3725 | break; | |
3726 | default: | |
3727 | WARN(1, "nonexisting DP port %c\n", | |
3728 | port_name(dig_port->port)); | |
3729 | break; | |
3730 | } | |
46a19188 | 3731 | break; |
6847d71b PZ |
3732 | default: |
3733 | break; | |
46a19188 DV |
3734 | } |
3735 | } | |
6e9f798d | 3736 | drm_modeset_unlock_all(dev); |
46a19188 DV |
3737 | |
3738 | return ret; | |
3739 | } | |
3740 | ||
3741 | static int vlv_pipe_crc_ctl_reg(struct drm_device *dev, | |
3742 | enum pipe pipe, | |
3743 | enum intel_pipe_crc_source *source, | |
7ac0129b DV |
3744 | uint32_t *val) |
3745 | { | |
8d2f24ca DV |
3746 | struct drm_i915_private *dev_priv = dev->dev_private; |
3747 | bool need_stable_symbols = false; | |
3748 | ||
46a19188 DV |
3749 | if (*source == INTEL_PIPE_CRC_SOURCE_AUTO) { |
3750 | int ret = i9xx_pipe_crc_auto_source(dev, pipe, source); | |
3751 | if (ret) | |
3752 | return ret; | |
3753 | } | |
3754 | ||
3755 | switch (*source) { | |
7ac0129b DV |
3756 | case INTEL_PIPE_CRC_SOURCE_PIPE: |
3757 | *val = PIPE_CRC_ENABLE | PIPE_CRC_SOURCE_PIPE_VLV; | |
3758 | break; | |
3759 | case INTEL_PIPE_CRC_SOURCE_DP_B: | |
3760 | *val = PIPE_CRC_ENABLE | PIPE_CRC_SOURCE_DP_B_VLV; | |
8d2f24ca | 3761 | need_stable_symbols = true; |
7ac0129b DV |
3762 | break; |
3763 | case INTEL_PIPE_CRC_SOURCE_DP_C: | |
3764 | *val = PIPE_CRC_ENABLE | PIPE_CRC_SOURCE_DP_C_VLV; | |
8d2f24ca | 3765 | need_stable_symbols = true; |
7ac0129b | 3766 | break; |
2be57922 VS |
3767 | case INTEL_PIPE_CRC_SOURCE_DP_D: |
3768 | if (!IS_CHERRYVIEW(dev)) | |
3769 | return -EINVAL; | |
3770 | *val = PIPE_CRC_ENABLE | PIPE_CRC_SOURCE_DP_D_VLV; | |
3771 | need_stable_symbols = true; | |
3772 | break; | |
7ac0129b DV |
3773 | case INTEL_PIPE_CRC_SOURCE_NONE: |
3774 | *val = 0; | |
3775 | break; | |
3776 | default: | |
3777 | return -EINVAL; | |
3778 | } | |
3779 | ||
8d2f24ca DV |
3780 | /* |
3781 | * When the pipe CRC tap point is after the transcoders we need | |
3782 | * to tweak symbol-level features to produce a deterministic series of | |
3783 | * symbols for a given frame. We need to reset those features only once | |
3784 | * a frame (instead of every nth symbol): | |
3785 | * - DC-balance: used to ensure a better clock recovery from the data | |
3786 | * link (SDVO) | |
3787 | * - DisplayPort scrambling: used for EMI reduction | |
3788 | */ | |
3789 | if (need_stable_symbols) { | |
3790 | uint32_t tmp = I915_READ(PORT_DFT2_G4X); | |
3791 | ||
8d2f24ca | 3792 | tmp |= DC_BALANCE_RESET_VLV; |
eb736679 VS |
3793 | switch (pipe) { |
3794 | case PIPE_A: | |
8d2f24ca | 3795 | tmp |= PIPE_A_SCRAMBLE_RESET; |
eb736679 VS |
3796 | break; |
3797 | case PIPE_B: | |
8d2f24ca | 3798 | tmp |= PIPE_B_SCRAMBLE_RESET; |
eb736679 VS |
3799 | break; |
3800 | case PIPE_C: | |
3801 | tmp |= PIPE_C_SCRAMBLE_RESET; | |
3802 | break; | |
3803 | default: | |
3804 | return -EINVAL; | |
3805 | } | |
8d2f24ca DV |
3806 | I915_WRITE(PORT_DFT2_G4X, tmp); |
3807 | } | |
3808 | ||
7ac0129b DV |
3809 | return 0; |
3810 | } | |
3811 | ||
4b79ebf7 | 3812 | static int i9xx_pipe_crc_ctl_reg(struct drm_device *dev, |
46a19188 DV |
3813 | enum pipe pipe, |
3814 | enum intel_pipe_crc_source *source, | |
4b79ebf7 DV |
3815 | uint32_t *val) |
3816 | { | |
84093603 DV |
3817 | struct drm_i915_private *dev_priv = dev->dev_private; |
3818 | bool need_stable_symbols = false; | |
3819 | ||
46a19188 DV |
3820 | if (*source == INTEL_PIPE_CRC_SOURCE_AUTO) { |
3821 | int ret = i9xx_pipe_crc_auto_source(dev, pipe, source); | |
3822 | if (ret) | |
3823 | return ret; | |
3824 | } | |
3825 | ||
3826 | switch (*source) { | |
4b79ebf7 DV |
3827 | case INTEL_PIPE_CRC_SOURCE_PIPE: |
3828 | *val = PIPE_CRC_ENABLE | PIPE_CRC_SOURCE_PIPE_I9XX; | |
3829 | break; | |
3830 | case INTEL_PIPE_CRC_SOURCE_TV: | |
3831 | if (!SUPPORTS_TV(dev)) | |
3832 | return -EINVAL; | |
3833 | *val = PIPE_CRC_ENABLE | PIPE_CRC_SOURCE_TV_PRE; | |
3834 | break; | |
3835 | case INTEL_PIPE_CRC_SOURCE_DP_B: | |
3836 | if (!IS_G4X(dev)) | |
3837 | return -EINVAL; | |
3838 | *val = PIPE_CRC_ENABLE | PIPE_CRC_SOURCE_DP_B_G4X; | |
84093603 | 3839 | need_stable_symbols = true; |
4b79ebf7 DV |
3840 | break; |
3841 | case INTEL_PIPE_CRC_SOURCE_DP_C: | |
3842 | if (!IS_G4X(dev)) | |
3843 | return -EINVAL; | |
3844 | *val = PIPE_CRC_ENABLE | PIPE_CRC_SOURCE_DP_C_G4X; | |
84093603 | 3845 | need_stable_symbols = true; |
4b79ebf7 DV |
3846 | break; |
3847 | case INTEL_PIPE_CRC_SOURCE_DP_D: | |
3848 | if (!IS_G4X(dev)) | |
3849 | return -EINVAL; | |
3850 | *val = PIPE_CRC_ENABLE | PIPE_CRC_SOURCE_DP_D_G4X; | |
84093603 | 3851 | need_stable_symbols = true; |
4b79ebf7 DV |
3852 | break; |
3853 | case INTEL_PIPE_CRC_SOURCE_NONE: | |
3854 | *val = 0; | |
3855 | break; | |
3856 | default: | |
3857 | return -EINVAL; | |
3858 | } | |
3859 | ||
84093603 DV |
3860 | /* |
3861 | * When the pipe CRC tap point is after the transcoders we need | |
3862 | * to tweak symbol-level features to produce a deterministic series of | |
3863 | * symbols for a given frame. We need to reset those features only once | |
3864 | * a frame (instead of every nth symbol): | |
3865 | * - DC-balance: used to ensure a better clock recovery from the data | |
3866 | * link (SDVO) | |
3867 | * - DisplayPort scrambling: used for EMI reduction | |
3868 | */ | |
3869 | if (need_stable_symbols) { | |
3870 | uint32_t tmp = I915_READ(PORT_DFT2_G4X); | |
3871 | ||
3872 | WARN_ON(!IS_G4X(dev)); | |
3873 | ||
3874 | I915_WRITE(PORT_DFT_I9XX, | |
3875 | I915_READ(PORT_DFT_I9XX) | DC_BALANCE_RESET); | |
3876 | ||
3877 | if (pipe == PIPE_A) | |
3878 | tmp |= PIPE_A_SCRAMBLE_RESET; | |
3879 | else | |
3880 | tmp |= PIPE_B_SCRAMBLE_RESET; | |
3881 | ||
3882 | I915_WRITE(PORT_DFT2_G4X, tmp); | |
3883 | } | |
3884 | ||
4b79ebf7 DV |
3885 | return 0; |
3886 | } | |
3887 | ||
8d2f24ca DV |
3888 | static void vlv_undo_pipe_scramble_reset(struct drm_device *dev, |
3889 | enum pipe pipe) | |
3890 | { | |
3891 | struct drm_i915_private *dev_priv = dev->dev_private; | |
3892 | uint32_t tmp = I915_READ(PORT_DFT2_G4X); | |
3893 | ||
eb736679 VS |
3894 | switch (pipe) { |
3895 | case PIPE_A: | |
8d2f24ca | 3896 | tmp &= ~PIPE_A_SCRAMBLE_RESET; |
eb736679 VS |
3897 | break; |
3898 | case PIPE_B: | |
8d2f24ca | 3899 | tmp &= ~PIPE_B_SCRAMBLE_RESET; |
eb736679 VS |
3900 | break; |
3901 | case PIPE_C: | |
3902 | tmp &= ~PIPE_C_SCRAMBLE_RESET; | |
3903 | break; | |
3904 | default: | |
3905 | return; | |
3906 | } | |
8d2f24ca DV |
3907 | if (!(tmp & PIPE_SCRAMBLE_RESET_MASK)) |
3908 | tmp &= ~DC_BALANCE_RESET_VLV; | |
3909 | I915_WRITE(PORT_DFT2_G4X, tmp); | |
3910 | ||
3911 | } | |
3912 | ||
84093603 DV |
3913 | static void g4x_undo_pipe_scramble_reset(struct drm_device *dev, |
3914 | enum pipe pipe) | |
3915 | { | |
3916 | struct drm_i915_private *dev_priv = dev->dev_private; | |
3917 | uint32_t tmp = I915_READ(PORT_DFT2_G4X); | |
3918 | ||
3919 | if (pipe == PIPE_A) | |
3920 | tmp &= ~PIPE_A_SCRAMBLE_RESET; | |
3921 | else | |
3922 | tmp &= ~PIPE_B_SCRAMBLE_RESET; | |
3923 | I915_WRITE(PORT_DFT2_G4X, tmp); | |
3924 | ||
3925 | if (!(tmp & PIPE_SCRAMBLE_RESET_MASK)) { | |
3926 | I915_WRITE(PORT_DFT_I9XX, | |
3927 | I915_READ(PORT_DFT_I9XX) & ~DC_BALANCE_RESET); | |
3928 | } | |
3929 | } | |
3930 | ||
46a19188 | 3931 | static int ilk_pipe_crc_ctl_reg(enum intel_pipe_crc_source *source, |
5b3a856b DV |
3932 | uint32_t *val) |
3933 | { | |
46a19188 DV |
3934 | if (*source == INTEL_PIPE_CRC_SOURCE_AUTO) |
3935 | *source = INTEL_PIPE_CRC_SOURCE_PIPE; | |
3936 | ||
3937 | switch (*source) { | |
5b3a856b DV |
3938 | case INTEL_PIPE_CRC_SOURCE_PLANE1: |
3939 | *val = PIPE_CRC_ENABLE | PIPE_CRC_SOURCE_PRIMARY_ILK; | |
3940 | break; | |
3941 | case INTEL_PIPE_CRC_SOURCE_PLANE2: | |
3942 | *val = PIPE_CRC_ENABLE | PIPE_CRC_SOURCE_SPRITE_ILK; | |
3943 | break; | |
5b3a856b DV |
3944 | case INTEL_PIPE_CRC_SOURCE_PIPE: |
3945 | *val = PIPE_CRC_ENABLE | PIPE_CRC_SOURCE_PIPE_ILK; | |
3946 | break; | |
3d099a05 | 3947 | case INTEL_PIPE_CRC_SOURCE_NONE: |
5b3a856b DV |
3948 | *val = 0; |
3949 | break; | |
3d099a05 DV |
3950 | default: |
3951 | return -EINVAL; | |
5b3a856b DV |
3952 | } |
3953 | ||
3954 | return 0; | |
3955 | } | |
3956 | ||
c4e2d043 | 3957 | static void hsw_trans_edp_pipe_A_crc_wa(struct drm_device *dev, bool enable) |
fabf6e51 DV |
3958 | { |
3959 | struct drm_i915_private *dev_priv = dev->dev_private; | |
3960 | struct intel_crtc *crtc = | |
3961 | to_intel_crtc(dev_priv->pipe_to_crtc_mapping[PIPE_A]); | |
f77076c9 | 3962 | struct intel_crtc_state *pipe_config; |
c4e2d043 ML |
3963 | struct drm_atomic_state *state; |
3964 | int ret = 0; | |
fabf6e51 DV |
3965 | |
3966 | drm_modeset_lock_all(dev); | |
c4e2d043 ML |
3967 | state = drm_atomic_state_alloc(dev); |
3968 | if (!state) { | |
3969 | ret = -ENOMEM; | |
3970 | goto out; | |
fabf6e51 | 3971 | } |
fabf6e51 | 3972 | |
c4e2d043 ML |
3973 | state->acquire_ctx = drm_modeset_legacy_acquire_ctx(&crtc->base); |
3974 | pipe_config = intel_atomic_get_crtc_state(state, crtc); | |
3975 | if (IS_ERR(pipe_config)) { | |
3976 | ret = PTR_ERR(pipe_config); | |
3977 | goto out; | |
3978 | } | |
fabf6e51 | 3979 | |
c4e2d043 ML |
3980 | pipe_config->pch_pfit.force_thru = enable; |
3981 | if (pipe_config->cpu_transcoder == TRANSCODER_EDP && | |
3982 | pipe_config->pch_pfit.enabled != enable) | |
3983 | pipe_config->base.connectors_changed = true; | |
1b509259 | 3984 | |
c4e2d043 ML |
3985 | ret = drm_atomic_commit(state); |
3986 | out: | |
fabf6e51 | 3987 | drm_modeset_unlock_all(dev); |
c4e2d043 ML |
3988 | WARN(ret, "Toggling workaround to %i returns %i\n", enable, ret); |
3989 | if (ret) | |
3990 | drm_atomic_state_free(state); | |
fabf6e51 DV |
3991 | } |
3992 | ||
3993 | static int ivb_pipe_crc_ctl_reg(struct drm_device *dev, | |
3994 | enum pipe pipe, | |
3995 | enum intel_pipe_crc_source *source, | |
5b3a856b DV |
3996 | uint32_t *val) |
3997 | { | |
46a19188 DV |
3998 | if (*source == INTEL_PIPE_CRC_SOURCE_AUTO) |
3999 | *source = INTEL_PIPE_CRC_SOURCE_PF; | |
4000 | ||
4001 | switch (*source) { | |
5b3a856b DV |
4002 | case INTEL_PIPE_CRC_SOURCE_PLANE1: |
4003 | *val = PIPE_CRC_ENABLE | PIPE_CRC_SOURCE_PRIMARY_IVB; | |
4004 | break; | |
4005 | case INTEL_PIPE_CRC_SOURCE_PLANE2: | |
4006 | *val = PIPE_CRC_ENABLE | PIPE_CRC_SOURCE_SPRITE_IVB; | |
4007 | break; | |
4008 | case INTEL_PIPE_CRC_SOURCE_PF: | |
fabf6e51 | 4009 | if (IS_HASWELL(dev) && pipe == PIPE_A) |
c4e2d043 | 4010 | hsw_trans_edp_pipe_A_crc_wa(dev, true); |
fabf6e51 | 4011 | |
5b3a856b DV |
4012 | *val = PIPE_CRC_ENABLE | PIPE_CRC_SOURCE_PF_IVB; |
4013 | break; | |
3d099a05 | 4014 | case INTEL_PIPE_CRC_SOURCE_NONE: |
5b3a856b DV |
4015 | *val = 0; |
4016 | break; | |
3d099a05 DV |
4017 | default: |
4018 | return -EINVAL; | |
5b3a856b DV |
4019 | } |
4020 | ||
4021 | return 0; | |
4022 | } | |
4023 | ||
926321d5 DV |
4024 | static int pipe_crc_set_source(struct drm_device *dev, enum pipe pipe, |
4025 | enum intel_pipe_crc_source source) | |
4026 | { | |
4027 | struct drm_i915_private *dev_priv = dev->dev_private; | |
cc3da175 | 4028 | struct intel_pipe_crc *pipe_crc = &dev_priv->pipe_crc[pipe]; |
8c740dce PZ |
4029 | struct intel_crtc *crtc = to_intel_crtc(intel_get_crtc_for_pipe(dev, |
4030 | pipe)); | |
e129649b | 4031 | enum intel_display_power_domain power_domain; |
432f3342 | 4032 | u32 val = 0; /* shut up gcc */ |
5b3a856b | 4033 | int ret; |
926321d5 | 4034 | |
cc3da175 DL |
4035 | if (pipe_crc->source == source) |
4036 | return 0; | |
4037 | ||
ae676fcd DL |
4038 | /* forbid changing the source without going back to 'none' */ |
4039 | if (pipe_crc->source && source) | |
4040 | return -EINVAL; | |
4041 | ||
e129649b ID |
4042 | power_domain = POWER_DOMAIN_PIPE(pipe); |
4043 | if (!intel_display_power_get_if_enabled(dev_priv, power_domain)) { | |
9d8b0588 DV |
4044 | DRM_DEBUG_KMS("Trying to capture CRC while pipe is off\n"); |
4045 | return -EIO; | |
4046 | } | |
4047 | ||
52f843f6 | 4048 | if (IS_GEN2(dev)) |
46a19188 | 4049 | ret = i8xx_pipe_crc_ctl_reg(&source, &val); |
52f843f6 | 4050 | else if (INTEL_INFO(dev)->gen < 5) |
46a19188 | 4051 | ret = i9xx_pipe_crc_ctl_reg(dev, pipe, &source, &val); |
666a4537 | 4052 | else if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) |
fabf6e51 | 4053 | ret = vlv_pipe_crc_ctl_reg(dev, pipe, &source, &val); |
4b79ebf7 | 4054 | else if (IS_GEN5(dev) || IS_GEN6(dev)) |
46a19188 | 4055 | ret = ilk_pipe_crc_ctl_reg(&source, &val); |
5b3a856b | 4056 | else |
fabf6e51 | 4057 | ret = ivb_pipe_crc_ctl_reg(dev, pipe, &source, &val); |
5b3a856b DV |
4058 | |
4059 | if (ret != 0) | |
e129649b | 4060 | goto out; |
5b3a856b | 4061 | |
4b584369 DL |
4062 | /* none -> real source transition */ |
4063 | if (source) { | |
4252fbc3 VS |
4064 | struct intel_pipe_crc_entry *entries; |
4065 | ||
7cd6ccff DL |
4066 | DRM_DEBUG_DRIVER("collecting CRCs for pipe %c, %s\n", |
4067 | pipe_name(pipe), pipe_crc_source_name(source)); | |
4068 | ||
3cf54b34 VS |
4069 | entries = kcalloc(INTEL_PIPE_CRC_ENTRIES_NR, |
4070 | sizeof(pipe_crc->entries[0]), | |
4252fbc3 | 4071 | GFP_KERNEL); |
e129649b ID |
4072 | if (!entries) { |
4073 | ret = -ENOMEM; | |
4074 | goto out; | |
4075 | } | |
e5f75aca | 4076 | |
8c740dce PZ |
4077 | /* |
4078 | * When IPS gets enabled, the pipe CRC changes. Since IPS gets | |
4079 | * enabled and disabled dynamically based on package C states, | |
4080 | * user space can't make reliable use of the CRCs, so let's just | |
4081 | * completely disable it. | |
4082 | */ | |
4083 | hsw_disable_ips(crtc); | |
4084 | ||
d538bbdf | 4085 | spin_lock_irq(&pipe_crc->lock); |
64387b61 | 4086 | kfree(pipe_crc->entries); |
4252fbc3 | 4087 | pipe_crc->entries = entries; |
d538bbdf DL |
4088 | pipe_crc->head = 0; |
4089 | pipe_crc->tail = 0; | |
4090 | spin_unlock_irq(&pipe_crc->lock); | |
4b584369 DL |
4091 | } |
4092 | ||
cc3da175 | 4093 | pipe_crc->source = source; |
926321d5 | 4094 | |
926321d5 DV |
4095 | I915_WRITE(PIPE_CRC_CTL(pipe), val); |
4096 | POSTING_READ(PIPE_CRC_CTL(pipe)); | |
4097 | ||
e5f75aca DL |
4098 | /* real source -> none transition */ |
4099 | if (source == INTEL_PIPE_CRC_SOURCE_NONE) { | |
d538bbdf | 4100 | struct intel_pipe_crc_entry *entries; |
a33d7105 DV |
4101 | struct intel_crtc *crtc = |
4102 | to_intel_crtc(dev_priv->pipe_to_crtc_mapping[pipe]); | |
d538bbdf | 4103 | |
7cd6ccff DL |
4104 | DRM_DEBUG_DRIVER("stopping CRCs for pipe %c\n", |
4105 | pipe_name(pipe)); | |
4106 | ||
a33d7105 | 4107 | drm_modeset_lock(&crtc->base.mutex, NULL); |
f77076c9 | 4108 | if (crtc->base.state->active) |
a33d7105 DV |
4109 | intel_wait_for_vblank(dev, pipe); |
4110 | drm_modeset_unlock(&crtc->base.mutex); | |
bcf17ab2 | 4111 | |
d538bbdf DL |
4112 | spin_lock_irq(&pipe_crc->lock); |
4113 | entries = pipe_crc->entries; | |
e5f75aca | 4114 | pipe_crc->entries = NULL; |
9ad6d99f VS |
4115 | pipe_crc->head = 0; |
4116 | pipe_crc->tail = 0; | |
d538bbdf DL |
4117 | spin_unlock_irq(&pipe_crc->lock); |
4118 | ||
4119 | kfree(entries); | |
84093603 DV |
4120 | |
4121 | if (IS_G4X(dev)) | |
4122 | g4x_undo_pipe_scramble_reset(dev, pipe); | |
666a4537 | 4123 | else if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) |
8d2f24ca | 4124 | vlv_undo_pipe_scramble_reset(dev, pipe); |
fabf6e51 | 4125 | else if (IS_HASWELL(dev) && pipe == PIPE_A) |
c4e2d043 | 4126 | hsw_trans_edp_pipe_A_crc_wa(dev, false); |
8c740dce PZ |
4127 | |
4128 | hsw_enable_ips(crtc); | |
e5f75aca DL |
4129 | } |
4130 | ||
e129649b ID |
4131 | ret = 0; |
4132 | ||
4133 | out: | |
4134 | intel_display_power_put(dev_priv, power_domain); | |
4135 | ||
4136 | return ret; | |
926321d5 DV |
4137 | } |
4138 | ||
4139 | /* | |
4140 | * Parse pipe CRC command strings: | |
b94dec87 DL |
4141 | * command: wsp* object wsp+ name wsp+ source wsp* |
4142 | * object: 'pipe' | |
4143 | * name: (A | B | C) | |
926321d5 DV |
4144 | * source: (none | plane1 | plane2 | pf) |
4145 | * wsp: (#0x20 | #0x9 | #0xA)+ | |
4146 | * | |
4147 | * eg.: | |
b94dec87 DL |
4148 | * "pipe A plane1" -> Start CRC computations on plane1 of pipe A |
4149 | * "pipe A none" -> Stop CRC | |
926321d5 | 4150 | */ |
bd9db02f | 4151 | static int display_crc_ctl_tokenize(char *buf, char *words[], int max_words) |
926321d5 DV |
4152 | { |
4153 | int n_words = 0; | |
4154 | ||
4155 | while (*buf) { | |
4156 | char *end; | |
4157 | ||
4158 | /* skip leading white space */ | |
4159 | buf = skip_spaces(buf); | |
4160 | if (!*buf) | |
4161 | break; /* end of buffer */ | |
4162 | ||
4163 | /* find end of word */ | |
4164 | for (end = buf; *end && !isspace(*end); end++) | |
4165 | ; | |
4166 | ||
4167 | if (n_words == max_words) { | |
4168 | DRM_DEBUG_DRIVER("too many words, allowed <= %d\n", | |
4169 | max_words); | |
4170 | return -EINVAL; /* ran out of words[] before bytes */ | |
4171 | } | |
4172 | ||
4173 | if (*end) | |
4174 | *end++ = '\0'; | |
4175 | words[n_words++] = buf; | |
4176 | buf = end; | |
4177 | } | |
4178 | ||
4179 | return n_words; | |
4180 | } | |
4181 | ||
b94dec87 DL |
4182 | enum intel_pipe_crc_object { |
4183 | PIPE_CRC_OBJECT_PIPE, | |
4184 | }; | |
4185 | ||
e8dfcf78 | 4186 | static const char * const pipe_crc_objects[] = { |
b94dec87 DL |
4187 | "pipe", |
4188 | }; | |
4189 | ||
4190 | static int | |
bd9db02f | 4191 | display_crc_ctl_parse_object(const char *buf, enum intel_pipe_crc_object *o) |
b94dec87 DL |
4192 | { |
4193 | int i; | |
4194 | ||
4195 | for (i = 0; i < ARRAY_SIZE(pipe_crc_objects); i++) | |
4196 | if (!strcmp(buf, pipe_crc_objects[i])) { | |
bd9db02f | 4197 | *o = i; |
b94dec87 DL |
4198 | return 0; |
4199 | } | |
4200 | ||
4201 | return -EINVAL; | |
4202 | } | |
4203 | ||
bd9db02f | 4204 | static int display_crc_ctl_parse_pipe(const char *buf, enum pipe *pipe) |
926321d5 DV |
4205 | { |
4206 | const char name = buf[0]; | |
4207 | ||
4208 | if (name < 'A' || name >= pipe_name(I915_MAX_PIPES)) | |
4209 | return -EINVAL; | |
4210 | ||
4211 | *pipe = name - 'A'; | |
4212 | ||
4213 | return 0; | |
4214 | } | |
4215 | ||
4216 | static int | |
bd9db02f | 4217 | display_crc_ctl_parse_source(const char *buf, enum intel_pipe_crc_source *s) |
926321d5 DV |
4218 | { |
4219 | int i; | |
4220 | ||
4221 | for (i = 0; i < ARRAY_SIZE(pipe_crc_sources); i++) | |
4222 | if (!strcmp(buf, pipe_crc_sources[i])) { | |
bd9db02f | 4223 | *s = i; |
926321d5 DV |
4224 | return 0; |
4225 | } | |
4226 | ||
4227 | return -EINVAL; | |
4228 | } | |
4229 | ||
bd9db02f | 4230 | static int display_crc_ctl_parse(struct drm_device *dev, char *buf, size_t len) |
926321d5 | 4231 | { |
b94dec87 | 4232 | #define N_WORDS 3 |
926321d5 | 4233 | int n_words; |
b94dec87 | 4234 | char *words[N_WORDS]; |
926321d5 | 4235 | enum pipe pipe; |
b94dec87 | 4236 | enum intel_pipe_crc_object object; |
926321d5 DV |
4237 | enum intel_pipe_crc_source source; |
4238 | ||
bd9db02f | 4239 | n_words = display_crc_ctl_tokenize(buf, words, N_WORDS); |
b94dec87 DL |
4240 | if (n_words != N_WORDS) { |
4241 | DRM_DEBUG_DRIVER("tokenize failed, a command is %d words\n", | |
4242 | N_WORDS); | |
4243 | return -EINVAL; | |
4244 | } | |
4245 | ||
bd9db02f | 4246 | if (display_crc_ctl_parse_object(words[0], &object) < 0) { |
b94dec87 | 4247 | DRM_DEBUG_DRIVER("unknown object %s\n", words[0]); |
926321d5 DV |
4248 | return -EINVAL; |
4249 | } | |
4250 | ||
bd9db02f | 4251 | if (display_crc_ctl_parse_pipe(words[1], &pipe) < 0) { |
b94dec87 | 4252 | DRM_DEBUG_DRIVER("unknown pipe %s\n", words[1]); |
926321d5 DV |
4253 | return -EINVAL; |
4254 | } | |
4255 | ||
bd9db02f | 4256 | if (display_crc_ctl_parse_source(words[2], &source) < 0) { |
b94dec87 | 4257 | DRM_DEBUG_DRIVER("unknown source %s\n", words[2]); |
926321d5 DV |
4258 | return -EINVAL; |
4259 | } | |
4260 | ||
4261 | return pipe_crc_set_source(dev, pipe, source); | |
4262 | } | |
4263 | ||
bd9db02f DL |
4264 | static ssize_t display_crc_ctl_write(struct file *file, const char __user *ubuf, |
4265 | size_t len, loff_t *offp) | |
926321d5 DV |
4266 | { |
4267 | struct seq_file *m = file->private_data; | |
4268 | struct drm_device *dev = m->private; | |
4269 | char *tmpbuf; | |
4270 | int ret; | |
4271 | ||
4272 | if (len == 0) | |
4273 | return 0; | |
4274 | ||
4275 | if (len > PAGE_SIZE - 1) { | |
4276 | DRM_DEBUG_DRIVER("expected <%lu bytes into pipe crc control\n", | |
4277 | PAGE_SIZE); | |
4278 | return -E2BIG; | |
4279 | } | |
4280 | ||
4281 | tmpbuf = kmalloc(len + 1, GFP_KERNEL); | |
4282 | if (!tmpbuf) | |
4283 | return -ENOMEM; | |
4284 | ||
4285 | if (copy_from_user(tmpbuf, ubuf, len)) { | |
4286 | ret = -EFAULT; | |
4287 | goto out; | |
4288 | } | |
4289 | tmpbuf[len] = '\0'; | |
4290 | ||
bd9db02f | 4291 | ret = display_crc_ctl_parse(dev, tmpbuf, len); |
926321d5 DV |
4292 | |
4293 | out: | |
4294 | kfree(tmpbuf); | |
4295 | if (ret < 0) | |
4296 | return ret; | |
4297 | ||
4298 | *offp += len; | |
4299 | return len; | |
4300 | } | |
4301 | ||
bd9db02f | 4302 | static const struct file_operations i915_display_crc_ctl_fops = { |
926321d5 | 4303 | .owner = THIS_MODULE, |
bd9db02f | 4304 | .open = display_crc_ctl_open, |
926321d5 DV |
4305 | .read = seq_read, |
4306 | .llseek = seq_lseek, | |
4307 | .release = single_release, | |
bd9db02f | 4308 | .write = display_crc_ctl_write |
926321d5 DV |
4309 | }; |
4310 | ||
eb3394fa TP |
4311 | static ssize_t i915_displayport_test_active_write(struct file *file, |
4312 | const char __user *ubuf, | |
4313 | size_t len, loff_t *offp) | |
4314 | { | |
4315 | char *input_buffer; | |
4316 | int status = 0; | |
eb3394fa TP |
4317 | struct drm_device *dev; |
4318 | struct drm_connector *connector; | |
4319 | struct list_head *connector_list; | |
4320 | struct intel_dp *intel_dp; | |
4321 | int val = 0; | |
4322 | ||
9aaffa34 | 4323 | dev = ((struct seq_file *)file->private_data)->private; |
eb3394fa | 4324 | |
eb3394fa TP |
4325 | connector_list = &dev->mode_config.connector_list; |
4326 | ||
4327 | if (len == 0) | |
4328 | return 0; | |
4329 | ||
4330 | input_buffer = kmalloc(len + 1, GFP_KERNEL); | |
4331 | if (!input_buffer) | |
4332 | return -ENOMEM; | |
4333 | ||
4334 | if (copy_from_user(input_buffer, ubuf, len)) { | |
4335 | status = -EFAULT; | |
4336 | goto out; | |
4337 | } | |
4338 | ||
4339 | input_buffer[len] = '\0'; | |
4340 | DRM_DEBUG_DRIVER("Copied %d bytes from user\n", (unsigned int)len); | |
4341 | ||
4342 | list_for_each_entry(connector, connector_list, head) { | |
4343 | ||
4344 | if (connector->connector_type != | |
4345 | DRM_MODE_CONNECTOR_DisplayPort) | |
4346 | continue; | |
4347 | ||
b8bb08ec | 4348 | if (connector->status == connector_status_connected && |
eb3394fa TP |
4349 | connector->encoder != NULL) { |
4350 | intel_dp = enc_to_intel_dp(connector->encoder); | |
4351 | status = kstrtoint(input_buffer, 10, &val); | |
4352 | if (status < 0) | |
4353 | goto out; | |
4354 | DRM_DEBUG_DRIVER("Got %d for test active\n", val); | |
4355 | /* To prevent erroneous activation of the compliance | |
4356 | * testing code, only accept an actual value of 1 here | |
4357 | */ | |
4358 | if (val == 1) | |
4359 | intel_dp->compliance_test_active = 1; | |
4360 | else | |
4361 | intel_dp->compliance_test_active = 0; | |
4362 | } | |
4363 | } | |
4364 | out: | |
4365 | kfree(input_buffer); | |
4366 | if (status < 0) | |
4367 | return status; | |
4368 | ||
4369 | *offp += len; | |
4370 | return len; | |
4371 | } | |
4372 | ||
4373 | static int i915_displayport_test_active_show(struct seq_file *m, void *data) | |
4374 | { | |
4375 | struct drm_device *dev = m->private; | |
4376 | struct drm_connector *connector; | |
4377 | struct list_head *connector_list = &dev->mode_config.connector_list; | |
4378 | struct intel_dp *intel_dp; | |
4379 | ||
eb3394fa TP |
4380 | list_for_each_entry(connector, connector_list, head) { |
4381 | ||
4382 | if (connector->connector_type != | |
4383 | DRM_MODE_CONNECTOR_DisplayPort) | |
4384 | continue; | |
4385 | ||
4386 | if (connector->status == connector_status_connected && | |
4387 | connector->encoder != NULL) { | |
4388 | intel_dp = enc_to_intel_dp(connector->encoder); | |
4389 | if (intel_dp->compliance_test_active) | |
4390 | seq_puts(m, "1"); | |
4391 | else | |
4392 | seq_puts(m, "0"); | |
4393 | } else | |
4394 | seq_puts(m, "0"); | |
4395 | } | |
4396 | ||
4397 | return 0; | |
4398 | } | |
4399 | ||
4400 | static int i915_displayport_test_active_open(struct inode *inode, | |
4401 | struct file *file) | |
4402 | { | |
4403 | struct drm_device *dev = inode->i_private; | |
4404 | ||
4405 | return single_open(file, i915_displayport_test_active_show, dev); | |
4406 | } | |
4407 | ||
4408 | static const struct file_operations i915_displayport_test_active_fops = { | |
4409 | .owner = THIS_MODULE, | |
4410 | .open = i915_displayport_test_active_open, | |
4411 | .read = seq_read, | |
4412 | .llseek = seq_lseek, | |
4413 | .release = single_release, | |
4414 | .write = i915_displayport_test_active_write | |
4415 | }; | |
4416 | ||
4417 | static int i915_displayport_test_data_show(struct seq_file *m, void *data) | |
4418 | { | |
4419 | struct drm_device *dev = m->private; | |
4420 | struct drm_connector *connector; | |
4421 | struct list_head *connector_list = &dev->mode_config.connector_list; | |
4422 | struct intel_dp *intel_dp; | |
4423 | ||
eb3394fa TP |
4424 | list_for_each_entry(connector, connector_list, head) { |
4425 | ||
4426 | if (connector->connector_type != | |
4427 | DRM_MODE_CONNECTOR_DisplayPort) | |
4428 | continue; | |
4429 | ||
4430 | if (connector->status == connector_status_connected && | |
4431 | connector->encoder != NULL) { | |
4432 | intel_dp = enc_to_intel_dp(connector->encoder); | |
4433 | seq_printf(m, "%lx", intel_dp->compliance_test_data); | |
4434 | } else | |
4435 | seq_puts(m, "0"); | |
4436 | } | |
4437 | ||
4438 | return 0; | |
4439 | } | |
4440 | static int i915_displayport_test_data_open(struct inode *inode, | |
4441 | struct file *file) | |
4442 | { | |
4443 | struct drm_device *dev = inode->i_private; | |
4444 | ||
4445 | return single_open(file, i915_displayport_test_data_show, dev); | |
4446 | } | |
4447 | ||
4448 | static const struct file_operations i915_displayport_test_data_fops = { | |
4449 | .owner = THIS_MODULE, | |
4450 | .open = i915_displayport_test_data_open, | |
4451 | .read = seq_read, | |
4452 | .llseek = seq_lseek, | |
4453 | .release = single_release | |
4454 | }; | |
4455 | ||
4456 | static int i915_displayport_test_type_show(struct seq_file *m, void *data) | |
4457 | { | |
4458 | struct drm_device *dev = m->private; | |
4459 | struct drm_connector *connector; | |
4460 | struct list_head *connector_list = &dev->mode_config.connector_list; | |
4461 | struct intel_dp *intel_dp; | |
4462 | ||
eb3394fa TP |
4463 | list_for_each_entry(connector, connector_list, head) { |
4464 | ||
4465 | if (connector->connector_type != | |
4466 | DRM_MODE_CONNECTOR_DisplayPort) | |
4467 | continue; | |
4468 | ||
4469 | if (connector->status == connector_status_connected && | |
4470 | connector->encoder != NULL) { | |
4471 | intel_dp = enc_to_intel_dp(connector->encoder); | |
4472 | seq_printf(m, "%02lx", intel_dp->compliance_test_type); | |
4473 | } else | |
4474 | seq_puts(m, "0"); | |
4475 | } | |
4476 | ||
4477 | return 0; | |
4478 | } | |
4479 | ||
4480 | static int i915_displayport_test_type_open(struct inode *inode, | |
4481 | struct file *file) | |
4482 | { | |
4483 | struct drm_device *dev = inode->i_private; | |
4484 | ||
4485 | return single_open(file, i915_displayport_test_type_show, dev); | |
4486 | } | |
4487 | ||
4488 | static const struct file_operations i915_displayport_test_type_fops = { | |
4489 | .owner = THIS_MODULE, | |
4490 | .open = i915_displayport_test_type_open, | |
4491 | .read = seq_read, | |
4492 | .llseek = seq_lseek, | |
4493 | .release = single_release | |
4494 | }; | |
4495 | ||
97e94b22 | 4496 | static void wm_latency_show(struct seq_file *m, const uint16_t wm[8]) |
369a1342 VS |
4497 | { |
4498 | struct drm_device *dev = m->private; | |
369a1342 | 4499 | int level; |
de38b95c VS |
4500 | int num_levels; |
4501 | ||
4502 | if (IS_CHERRYVIEW(dev)) | |
4503 | num_levels = 3; | |
4504 | else if (IS_VALLEYVIEW(dev)) | |
4505 | num_levels = 1; | |
4506 | else | |
4507 | num_levels = ilk_wm_max_level(dev) + 1; | |
369a1342 VS |
4508 | |
4509 | drm_modeset_lock_all(dev); | |
4510 | ||
4511 | for (level = 0; level < num_levels; level++) { | |
4512 | unsigned int latency = wm[level]; | |
4513 | ||
97e94b22 DL |
4514 | /* |
4515 | * - WM1+ latency values in 0.5us units | |
de38b95c | 4516 | * - latencies are in us on gen9/vlv/chv |
97e94b22 | 4517 | */ |
666a4537 WB |
4518 | if (INTEL_INFO(dev)->gen >= 9 || IS_VALLEYVIEW(dev) || |
4519 | IS_CHERRYVIEW(dev)) | |
97e94b22 DL |
4520 | latency *= 10; |
4521 | else if (level > 0) | |
369a1342 VS |
4522 | latency *= 5; |
4523 | ||
4524 | seq_printf(m, "WM%d %u (%u.%u usec)\n", | |
97e94b22 | 4525 | level, wm[level], latency / 10, latency % 10); |
369a1342 VS |
4526 | } |
4527 | ||
4528 | drm_modeset_unlock_all(dev); | |
4529 | } | |
4530 | ||
4531 | static int pri_wm_latency_show(struct seq_file *m, void *data) | |
4532 | { | |
4533 | struct drm_device *dev = m->private; | |
97e94b22 DL |
4534 | struct drm_i915_private *dev_priv = dev->dev_private; |
4535 | const uint16_t *latencies; | |
4536 | ||
4537 | if (INTEL_INFO(dev)->gen >= 9) | |
4538 | latencies = dev_priv->wm.skl_latency; | |
4539 | else | |
4540 | latencies = to_i915(dev)->wm.pri_latency; | |
369a1342 | 4541 | |
97e94b22 | 4542 | wm_latency_show(m, latencies); |
369a1342 VS |
4543 | |
4544 | return 0; | |
4545 | } | |
4546 | ||
4547 | static int spr_wm_latency_show(struct seq_file *m, void *data) | |
4548 | { | |
4549 | struct drm_device *dev = m->private; | |
97e94b22 DL |
4550 | struct drm_i915_private *dev_priv = dev->dev_private; |
4551 | const uint16_t *latencies; | |
4552 | ||
4553 | if (INTEL_INFO(dev)->gen >= 9) | |
4554 | latencies = dev_priv->wm.skl_latency; | |
4555 | else | |
4556 | latencies = to_i915(dev)->wm.spr_latency; | |
369a1342 | 4557 | |
97e94b22 | 4558 | wm_latency_show(m, latencies); |
369a1342 VS |
4559 | |
4560 | return 0; | |
4561 | } | |
4562 | ||
4563 | static int cur_wm_latency_show(struct seq_file *m, void *data) | |
4564 | { | |
4565 | struct drm_device *dev = m->private; | |
97e94b22 DL |
4566 | struct drm_i915_private *dev_priv = dev->dev_private; |
4567 | const uint16_t *latencies; | |
4568 | ||
4569 | if (INTEL_INFO(dev)->gen >= 9) | |
4570 | latencies = dev_priv->wm.skl_latency; | |
4571 | else | |
4572 | latencies = to_i915(dev)->wm.cur_latency; | |
369a1342 | 4573 | |
97e94b22 | 4574 | wm_latency_show(m, latencies); |
369a1342 VS |
4575 | |
4576 | return 0; | |
4577 | } | |
4578 | ||
4579 | static int pri_wm_latency_open(struct inode *inode, struct file *file) | |
4580 | { | |
4581 | struct drm_device *dev = inode->i_private; | |
4582 | ||
de38b95c | 4583 | if (INTEL_INFO(dev)->gen < 5) |
369a1342 VS |
4584 | return -ENODEV; |
4585 | ||
4586 | return single_open(file, pri_wm_latency_show, dev); | |
4587 | } | |
4588 | ||
4589 | static int spr_wm_latency_open(struct inode *inode, struct file *file) | |
4590 | { | |
4591 | struct drm_device *dev = inode->i_private; | |
4592 | ||
9ad0257c | 4593 | if (HAS_GMCH_DISPLAY(dev)) |
369a1342 VS |
4594 | return -ENODEV; |
4595 | ||
4596 | return single_open(file, spr_wm_latency_show, dev); | |
4597 | } | |
4598 | ||
4599 | static int cur_wm_latency_open(struct inode *inode, struct file *file) | |
4600 | { | |
4601 | struct drm_device *dev = inode->i_private; | |
4602 | ||
9ad0257c | 4603 | if (HAS_GMCH_DISPLAY(dev)) |
369a1342 VS |
4604 | return -ENODEV; |
4605 | ||
4606 | return single_open(file, cur_wm_latency_show, dev); | |
4607 | } | |
4608 | ||
4609 | static ssize_t wm_latency_write(struct file *file, const char __user *ubuf, | |
97e94b22 | 4610 | size_t len, loff_t *offp, uint16_t wm[8]) |
369a1342 VS |
4611 | { |
4612 | struct seq_file *m = file->private_data; | |
4613 | struct drm_device *dev = m->private; | |
97e94b22 | 4614 | uint16_t new[8] = { 0 }; |
de38b95c | 4615 | int num_levels; |
369a1342 VS |
4616 | int level; |
4617 | int ret; | |
4618 | char tmp[32]; | |
4619 | ||
de38b95c VS |
4620 | if (IS_CHERRYVIEW(dev)) |
4621 | num_levels = 3; | |
4622 | else if (IS_VALLEYVIEW(dev)) | |
4623 | num_levels = 1; | |
4624 | else | |
4625 | num_levels = ilk_wm_max_level(dev) + 1; | |
4626 | ||
369a1342 VS |
4627 | if (len >= sizeof(tmp)) |
4628 | return -EINVAL; | |
4629 | ||
4630 | if (copy_from_user(tmp, ubuf, len)) | |
4631 | return -EFAULT; | |
4632 | ||
4633 | tmp[len] = '\0'; | |
4634 | ||
97e94b22 DL |
4635 | ret = sscanf(tmp, "%hu %hu %hu %hu %hu %hu %hu %hu", |
4636 | &new[0], &new[1], &new[2], &new[3], | |
4637 | &new[4], &new[5], &new[6], &new[7]); | |
369a1342 VS |
4638 | if (ret != num_levels) |
4639 | return -EINVAL; | |
4640 | ||
4641 | drm_modeset_lock_all(dev); | |
4642 | ||
4643 | for (level = 0; level < num_levels; level++) | |
4644 | wm[level] = new[level]; | |
4645 | ||
4646 | drm_modeset_unlock_all(dev); | |
4647 | ||
4648 | return len; | |
4649 | } | |
4650 | ||
4651 | ||
4652 | static ssize_t pri_wm_latency_write(struct file *file, const char __user *ubuf, | |
4653 | size_t len, loff_t *offp) | |
4654 | { | |
4655 | struct seq_file *m = file->private_data; | |
4656 | struct drm_device *dev = m->private; | |
97e94b22 DL |
4657 | struct drm_i915_private *dev_priv = dev->dev_private; |
4658 | uint16_t *latencies; | |
369a1342 | 4659 | |
97e94b22 DL |
4660 | if (INTEL_INFO(dev)->gen >= 9) |
4661 | latencies = dev_priv->wm.skl_latency; | |
4662 | else | |
4663 | latencies = to_i915(dev)->wm.pri_latency; | |
4664 | ||
4665 | return wm_latency_write(file, ubuf, len, offp, latencies); | |
369a1342 VS |
4666 | } |
4667 | ||
4668 | static ssize_t spr_wm_latency_write(struct file *file, const char __user *ubuf, | |
4669 | size_t len, loff_t *offp) | |
4670 | { | |
4671 | struct seq_file *m = file->private_data; | |
4672 | struct drm_device *dev = m->private; | |
97e94b22 DL |
4673 | struct drm_i915_private *dev_priv = dev->dev_private; |
4674 | uint16_t *latencies; | |
369a1342 | 4675 | |
97e94b22 DL |
4676 | if (INTEL_INFO(dev)->gen >= 9) |
4677 | latencies = dev_priv->wm.skl_latency; | |
4678 | else | |
4679 | latencies = to_i915(dev)->wm.spr_latency; | |
4680 | ||
4681 | return wm_latency_write(file, ubuf, len, offp, latencies); | |
369a1342 VS |
4682 | } |
4683 | ||
4684 | static ssize_t cur_wm_latency_write(struct file *file, const char __user *ubuf, | |
4685 | size_t len, loff_t *offp) | |
4686 | { | |
4687 | struct seq_file *m = file->private_data; | |
4688 | struct drm_device *dev = m->private; | |
97e94b22 DL |
4689 | struct drm_i915_private *dev_priv = dev->dev_private; |
4690 | uint16_t *latencies; | |
4691 | ||
4692 | if (INTEL_INFO(dev)->gen >= 9) | |
4693 | latencies = dev_priv->wm.skl_latency; | |
4694 | else | |
4695 | latencies = to_i915(dev)->wm.cur_latency; | |
369a1342 | 4696 | |
97e94b22 | 4697 | return wm_latency_write(file, ubuf, len, offp, latencies); |
369a1342 VS |
4698 | } |
4699 | ||
4700 | static const struct file_operations i915_pri_wm_latency_fops = { | |
4701 | .owner = THIS_MODULE, | |
4702 | .open = pri_wm_latency_open, | |
4703 | .read = seq_read, | |
4704 | .llseek = seq_lseek, | |
4705 | .release = single_release, | |
4706 | .write = pri_wm_latency_write | |
4707 | }; | |
4708 | ||
4709 | static const struct file_operations i915_spr_wm_latency_fops = { | |
4710 | .owner = THIS_MODULE, | |
4711 | .open = spr_wm_latency_open, | |
4712 | .read = seq_read, | |
4713 | .llseek = seq_lseek, | |
4714 | .release = single_release, | |
4715 | .write = spr_wm_latency_write | |
4716 | }; | |
4717 | ||
4718 | static const struct file_operations i915_cur_wm_latency_fops = { | |
4719 | .owner = THIS_MODULE, | |
4720 | .open = cur_wm_latency_open, | |
4721 | .read = seq_read, | |
4722 | .llseek = seq_lseek, | |
4723 | .release = single_release, | |
4724 | .write = cur_wm_latency_write | |
4725 | }; | |
4726 | ||
647416f9 KC |
4727 | static int |
4728 | i915_wedged_get(void *data, u64 *val) | |
f3cd474b | 4729 | { |
647416f9 | 4730 | struct drm_device *dev = data; |
e277a1f8 | 4731 | struct drm_i915_private *dev_priv = dev->dev_private; |
f3cd474b | 4732 | |
d98c52cf | 4733 | *val = i915_terminally_wedged(&dev_priv->gpu_error); |
f3cd474b | 4734 | |
647416f9 | 4735 | return 0; |
f3cd474b CW |
4736 | } |
4737 | ||
647416f9 KC |
4738 | static int |
4739 | i915_wedged_set(void *data, u64 val) | |
f3cd474b | 4740 | { |
647416f9 | 4741 | struct drm_device *dev = data; |
d46c0517 ID |
4742 | struct drm_i915_private *dev_priv = dev->dev_private; |
4743 | ||
b8d24a06 MK |
4744 | /* |
4745 | * There is no safeguard against this debugfs entry colliding | |
4746 | * with the hangcheck calling same i915_handle_error() in | |
4747 | * parallel, causing an explosion. For now we assume that the | |
4748 | * test harness is responsible enough not to inject gpu hangs | |
4749 | * while it is writing to 'i915_wedged' | |
4750 | */ | |
4751 | ||
d98c52cf | 4752 | if (i915_reset_in_progress(&dev_priv->gpu_error)) |
b8d24a06 MK |
4753 | return -EAGAIN; |
4754 | ||
d46c0517 | 4755 | intel_runtime_pm_get(dev_priv); |
f3cd474b | 4756 | |
58174462 MK |
4757 | i915_handle_error(dev, val, |
4758 | "Manually setting wedged to %llu", val); | |
d46c0517 ID |
4759 | |
4760 | intel_runtime_pm_put(dev_priv); | |
4761 | ||
647416f9 | 4762 | return 0; |
f3cd474b CW |
4763 | } |
4764 | ||
647416f9 KC |
4765 | DEFINE_SIMPLE_ATTRIBUTE(i915_wedged_fops, |
4766 | i915_wedged_get, i915_wedged_set, | |
3a3b4f98 | 4767 | "%llu\n"); |
f3cd474b | 4768 | |
647416f9 KC |
4769 | static int |
4770 | i915_ring_stop_get(void *data, u64 *val) | |
e5eb3d63 | 4771 | { |
647416f9 | 4772 | struct drm_device *dev = data; |
e277a1f8 | 4773 | struct drm_i915_private *dev_priv = dev->dev_private; |
e5eb3d63 | 4774 | |
647416f9 | 4775 | *val = dev_priv->gpu_error.stop_rings; |
e5eb3d63 | 4776 | |
647416f9 | 4777 | return 0; |
e5eb3d63 DV |
4778 | } |
4779 | ||
647416f9 KC |
4780 | static int |
4781 | i915_ring_stop_set(void *data, u64 val) | |
e5eb3d63 | 4782 | { |
647416f9 | 4783 | struct drm_device *dev = data; |
e5eb3d63 | 4784 | struct drm_i915_private *dev_priv = dev->dev_private; |
647416f9 | 4785 | int ret; |
e5eb3d63 | 4786 | |
647416f9 | 4787 | DRM_DEBUG_DRIVER("Stopping rings 0x%08llx\n", val); |
e5eb3d63 | 4788 | |
22bcfc6a DV |
4789 | ret = mutex_lock_interruptible(&dev->struct_mutex); |
4790 | if (ret) | |
4791 | return ret; | |
4792 | ||
99584db3 | 4793 | dev_priv->gpu_error.stop_rings = val; |
e5eb3d63 DV |
4794 | mutex_unlock(&dev->struct_mutex); |
4795 | ||
647416f9 | 4796 | return 0; |
e5eb3d63 DV |
4797 | } |
4798 | ||
647416f9 KC |
4799 | DEFINE_SIMPLE_ATTRIBUTE(i915_ring_stop_fops, |
4800 | i915_ring_stop_get, i915_ring_stop_set, | |
4801 | "0x%08llx\n"); | |
d5442303 | 4802 | |
094f9a54 CW |
4803 | static int |
4804 | i915_ring_missed_irq_get(void *data, u64 *val) | |
4805 | { | |
4806 | struct drm_device *dev = data; | |
4807 | struct drm_i915_private *dev_priv = dev->dev_private; | |
4808 | ||
4809 | *val = dev_priv->gpu_error.missed_irq_rings; | |
4810 | return 0; | |
4811 | } | |
4812 | ||
4813 | static int | |
4814 | i915_ring_missed_irq_set(void *data, u64 val) | |
4815 | { | |
4816 | struct drm_device *dev = data; | |
4817 | struct drm_i915_private *dev_priv = dev->dev_private; | |
4818 | int ret; | |
4819 | ||
4820 | /* Lock against concurrent debugfs callers */ | |
4821 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
4822 | if (ret) | |
4823 | return ret; | |
4824 | dev_priv->gpu_error.missed_irq_rings = val; | |
4825 | mutex_unlock(&dev->struct_mutex); | |
4826 | ||
4827 | return 0; | |
4828 | } | |
4829 | ||
4830 | DEFINE_SIMPLE_ATTRIBUTE(i915_ring_missed_irq_fops, | |
4831 | i915_ring_missed_irq_get, i915_ring_missed_irq_set, | |
4832 | "0x%08llx\n"); | |
4833 | ||
4834 | static int | |
4835 | i915_ring_test_irq_get(void *data, u64 *val) | |
4836 | { | |
4837 | struct drm_device *dev = data; | |
4838 | struct drm_i915_private *dev_priv = dev->dev_private; | |
4839 | ||
4840 | *val = dev_priv->gpu_error.test_irq_rings; | |
4841 | ||
4842 | return 0; | |
4843 | } | |
4844 | ||
4845 | static int | |
4846 | i915_ring_test_irq_set(void *data, u64 val) | |
4847 | { | |
4848 | struct drm_device *dev = data; | |
4849 | struct drm_i915_private *dev_priv = dev->dev_private; | |
4850 | int ret; | |
4851 | ||
4852 | DRM_DEBUG_DRIVER("Masking interrupts on rings 0x%08llx\n", val); | |
4853 | ||
4854 | /* Lock against concurrent debugfs callers */ | |
4855 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
4856 | if (ret) | |
4857 | return ret; | |
4858 | ||
4859 | dev_priv->gpu_error.test_irq_rings = val; | |
4860 | mutex_unlock(&dev->struct_mutex); | |
4861 | ||
4862 | return 0; | |
4863 | } | |
4864 | ||
4865 | DEFINE_SIMPLE_ATTRIBUTE(i915_ring_test_irq_fops, | |
4866 | i915_ring_test_irq_get, i915_ring_test_irq_set, | |
4867 | "0x%08llx\n"); | |
4868 | ||
dd624afd CW |
4869 | #define DROP_UNBOUND 0x1 |
4870 | #define DROP_BOUND 0x2 | |
4871 | #define DROP_RETIRE 0x4 | |
4872 | #define DROP_ACTIVE 0x8 | |
4873 | #define DROP_ALL (DROP_UNBOUND | \ | |
4874 | DROP_BOUND | \ | |
4875 | DROP_RETIRE | \ | |
4876 | DROP_ACTIVE) | |
647416f9 KC |
4877 | static int |
4878 | i915_drop_caches_get(void *data, u64 *val) | |
dd624afd | 4879 | { |
647416f9 | 4880 | *val = DROP_ALL; |
dd624afd | 4881 | |
647416f9 | 4882 | return 0; |
dd624afd CW |
4883 | } |
4884 | ||
647416f9 KC |
4885 | static int |
4886 | i915_drop_caches_set(void *data, u64 val) | |
dd624afd | 4887 | { |
647416f9 | 4888 | struct drm_device *dev = data; |
dd624afd | 4889 | struct drm_i915_private *dev_priv = dev->dev_private; |
647416f9 | 4890 | int ret; |
dd624afd | 4891 | |
2f9fe5ff | 4892 | DRM_DEBUG("Dropping caches: 0x%08llx\n", val); |
dd624afd CW |
4893 | |
4894 | /* No need to check and wait for gpu resets, only libdrm auto-restarts | |
4895 | * on ioctls on -EAGAIN. */ | |
4896 | ret = mutex_lock_interruptible(&dev->struct_mutex); | |
4897 | if (ret) | |
4898 | return ret; | |
4899 | ||
4900 | if (val & DROP_ACTIVE) { | |
4901 | ret = i915_gpu_idle(dev); | |
4902 | if (ret) | |
4903 | goto unlock; | |
4904 | } | |
4905 | ||
4906 | if (val & (DROP_RETIRE | DROP_ACTIVE)) | |
4907 | i915_gem_retire_requests(dev); | |
4908 | ||
21ab4e74 CW |
4909 | if (val & DROP_BOUND) |
4910 | i915_gem_shrink(dev_priv, LONG_MAX, I915_SHRINK_BOUND); | |
4ad72b7f | 4911 | |
21ab4e74 CW |
4912 | if (val & DROP_UNBOUND) |
4913 | i915_gem_shrink(dev_priv, LONG_MAX, I915_SHRINK_UNBOUND); | |
dd624afd CW |
4914 | |
4915 | unlock: | |
4916 | mutex_unlock(&dev->struct_mutex); | |
4917 | ||
647416f9 | 4918 | return ret; |
dd624afd CW |
4919 | } |
4920 | ||
647416f9 KC |
4921 | DEFINE_SIMPLE_ATTRIBUTE(i915_drop_caches_fops, |
4922 | i915_drop_caches_get, i915_drop_caches_set, | |
4923 | "0x%08llx\n"); | |
dd624afd | 4924 | |
647416f9 KC |
4925 | static int |
4926 | i915_max_freq_get(void *data, u64 *val) | |
358733e9 | 4927 | { |
647416f9 | 4928 | struct drm_device *dev = data; |
e277a1f8 | 4929 | struct drm_i915_private *dev_priv = dev->dev_private; |
647416f9 | 4930 | int ret; |
004777cb | 4931 | |
daa3afb2 | 4932 | if (INTEL_INFO(dev)->gen < 6) |
004777cb DV |
4933 | return -ENODEV; |
4934 | ||
5c9669ce TR |
4935 | flush_delayed_work(&dev_priv->rps.delayed_resume_work); |
4936 | ||
4fc688ce | 4937 | ret = mutex_lock_interruptible(&dev_priv->rps.hw_lock); |
004777cb DV |
4938 | if (ret) |
4939 | return ret; | |
358733e9 | 4940 | |
7c59a9c1 | 4941 | *val = intel_gpu_freq(dev_priv, dev_priv->rps.max_freq_softlimit); |
4fc688ce | 4942 | mutex_unlock(&dev_priv->rps.hw_lock); |
358733e9 | 4943 | |
647416f9 | 4944 | return 0; |
358733e9 JB |
4945 | } |
4946 | ||
647416f9 KC |
4947 | static int |
4948 | i915_max_freq_set(void *data, u64 val) | |
358733e9 | 4949 | { |
647416f9 | 4950 | struct drm_device *dev = data; |
358733e9 | 4951 | struct drm_i915_private *dev_priv = dev->dev_private; |
bc4d91f6 | 4952 | u32 hw_max, hw_min; |
647416f9 | 4953 | int ret; |
004777cb | 4954 | |
daa3afb2 | 4955 | if (INTEL_INFO(dev)->gen < 6) |
004777cb | 4956 | return -ENODEV; |
358733e9 | 4957 | |
5c9669ce TR |
4958 | flush_delayed_work(&dev_priv->rps.delayed_resume_work); |
4959 | ||
647416f9 | 4960 | DRM_DEBUG_DRIVER("Manually setting max freq to %llu\n", val); |
358733e9 | 4961 | |
4fc688ce | 4962 | ret = mutex_lock_interruptible(&dev_priv->rps.hw_lock); |
004777cb DV |
4963 | if (ret) |
4964 | return ret; | |
4965 | ||
358733e9 JB |
4966 | /* |
4967 | * Turbo will still be enabled, but won't go above the set value. | |
4968 | */ | |
bc4d91f6 | 4969 | val = intel_freq_opcode(dev_priv, val); |
dd0a1aa1 | 4970 | |
bc4d91f6 AG |
4971 | hw_max = dev_priv->rps.max_freq; |
4972 | hw_min = dev_priv->rps.min_freq; | |
dd0a1aa1 | 4973 | |
b39fb297 | 4974 | if (val < hw_min || val > hw_max || val < dev_priv->rps.min_freq_softlimit) { |
dd0a1aa1 JM |
4975 | mutex_unlock(&dev_priv->rps.hw_lock); |
4976 | return -EINVAL; | |
0a073b84 JB |
4977 | } |
4978 | ||
b39fb297 | 4979 | dev_priv->rps.max_freq_softlimit = val; |
dd0a1aa1 | 4980 | |
ffe02b40 | 4981 | intel_set_rps(dev, val); |
dd0a1aa1 | 4982 | |
4fc688ce | 4983 | mutex_unlock(&dev_priv->rps.hw_lock); |
358733e9 | 4984 | |
647416f9 | 4985 | return 0; |
358733e9 JB |
4986 | } |
4987 | ||
647416f9 KC |
4988 | DEFINE_SIMPLE_ATTRIBUTE(i915_max_freq_fops, |
4989 | i915_max_freq_get, i915_max_freq_set, | |
3a3b4f98 | 4990 | "%llu\n"); |
358733e9 | 4991 | |
647416f9 KC |
4992 | static int |
4993 | i915_min_freq_get(void *data, u64 *val) | |
1523c310 | 4994 | { |
647416f9 | 4995 | struct drm_device *dev = data; |
e277a1f8 | 4996 | struct drm_i915_private *dev_priv = dev->dev_private; |
647416f9 | 4997 | int ret; |
004777cb | 4998 | |
daa3afb2 | 4999 | if (INTEL_INFO(dev)->gen < 6) |
004777cb DV |
5000 | return -ENODEV; |
5001 | ||
5c9669ce TR |
5002 | flush_delayed_work(&dev_priv->rps.delayed_resume_work); |
5003 | ||
4fc688ce | 5004 | ret = mutex_lock_interruptible(&dev_priv->rps.hw_lock); |
004777cb DV |
5005 | if (ret) |
5006 | return ret; | |
1523c310 | 5007 | |
7c59a9c1 | 5008 | *val = intel_gpu_freq(dev_priv, dev_priv->rps.min_freq_softlimit); |
4fc688ce | 5009 | mutex_unlock(&dev_priv->rps.hw_lock); |
1523c310 | 5010 | |
647416f9 | 5011 | return 0; |
1523c310 JB |
5012 | } |
5013 | ||
647416f9 KC |
5014 | static int |
5015 | i915_min_freq_set(void *data, u64 val) | |
1523c310 | 5016 | { |
647416f9 | 5017 | struct drm_device *dev = data; |
1523c310 | 5018 | struct drm_i915_private *dev_priv = dev->dev_private; |
bc4d91f6 | 5019 | u32 hw_max, hw_min; |
647416f9 | 5020 | int ret; |
004777cb | 5021 | |
daa3afb2 | 5022 | if (INTEL_INFO(dev)->gen < 6) |
004777cb | 5023 | return -ENODEV; |
1523c310 | 5024 | |
5c9669ce TR |
5025 | flush_delayed_work(&dev_priv->rps.delayed_resume_work); |
5026 | ||
647416f9 | 5027 | DRM_DEBUG_DRIVER("Manually setting min freq to %llu\n", val); |
1523c310 | 5028 | |
4fc688ce | 5029 | ret = mutex_lock_interruptible(&dev_priv->rps.hw_lock); |
004777cb DV |
5030 | if (ret) |
5031 | return ret; | |
5032 | ||
1523c310 JB |
5033 | /* |
5034 | * Turbo will still be enabled, but won't go below the set value. | |
5035 | */ | |
bc4d91f6 | 5036 | val = intel_freq_opcode(dev_priv, val); |
dd0a1aa1 | 5037 | |
bc4d91f6 AG |
5038 | hw_max = dev_priv->rps.max_freq; |
5039 | hw_min = dev_priv->rps.min_freq; | |
dd0a1aa1 | 5040 | |
b39fb297 | 5041 | if (val < hw_min || val > hw_max || val > dev_priv->rps.max_freq_softlimit) { |
dd0a1aa1 JM |
5042 | mutex_unlock(&dev_priv->rps.hw_lock); |
5043 | return -EINVAL; | |
0a073b84 | 5044 | } |
dd0a1aa1 | 5045 | |
b39fb297 | 5046 | dev_priv->rps.min_freq_softlimit = val; |
dd0a1aa1 | 5047 | |
ffe02b40 | 5048 | intel_set_rps(dev, val); |
dd0a1aa1 | 5049 | |
4fc688ce | 5050 | mutex_unlock(&dev_priv->rps.hw_lock); |
1523c310 | 5051 | |
647416f9 | 5052 | return 0; |
1523c310 JB |
5053 | } |
5054 | ||
647416f9 KC |
5055 | DEFINE_SIMPLE_ATTRIBUTE(i915_min_freq_fops, |
5056 | i915_min_freq_get, i915_min_freq_set, | |
3a3b4f98 | 5057 | "%llu\n"); |
1523c310 | 5058 | |
647416f9 KC |
5059 | static int |
5060 | i915_cache_sharing_get(void *data, u64 *val) | |
07b7ddd9 | 5061 | { |
647416f9 | 5062 | struct drm_device *dev = data; |
e277a1f8 | 5063 | struct drm_i915_private *dev_priv = dev->dev_private; |
07b7ddd9 | 5064 | u32 snpcr; |
647416f9 | 5065 | int ret; |
07b7ddd9 | 5066 | |
004777cb DV |
5067 | if (!(IS_GEN6(dev) || IS_GEN7(dev))) |
5068 | return -ENODEV; | |
5069 | ||
22bcfc6a DV |
5070 | ret = mutex_lock_interruptible(&dev->struct_mutex); |
5071 | if (ret) | |
5072 | return ret; | |
c8c8fb33 | 5073 | intel_runtime_pm_get(dev_priv); |
22bcfc6a | 5074 | |
07b7ddd9 | 5075 | snpcr = I915_READ(GEN6_MBCUNIT_SNPCR); |
c8c8fb33 PZ |
5076 | |
5077 | intel_runtime_pm_put(dev_priv); | |
07b7ddd9 JB |
5078 | mutex_unlock(&dev_priv->dev->struct_mutex); |
5079 | ||
647416f9 | 5080 | *val = (snpcr & GEN6_MBC_SNPCR_MASK) >> GEN6_MBC_SNPCR_SHIFT; |
07b7ddd9 | 5081 | |
647416f9 | 5082 | return 0; |
07b7ddd9 JB |
5083 | } |
5084 | ||
647416f9 KC |
5085 | static int |
5086 | i915_cache_sharing_set(void *data, u64 val) | |
07b7ddd9 | 5087 | { |
647416f9 | 5088 | struct drm_device *dev = data; |
07b7ddd9 | 5089 | struct drm_i915_private *dev_priv = dev->dev_private; |
07b7ddd9 | 5090 | u32 snpcr; |
07b7ddd9 | 5091 | |
004777cb DV |
5092 | if (!(IS_GEN6(dev) || IS_GEN7(dev))) |
5093 | return -ENODEV; | |
5094 | ||
647416f9 | 5095 | if (val > 3) |
07b7ddd9 JB |
5096 | return -EINVAL; |
5097 | ||
c8c8fb33 | 5098 | intel_runtime_pm_get(dev_priv); |
647416f9 | 5099 | DRM_DEBUG_DRIVER("Manually setting uncore sharing to %llu\n", val); |
07b7ddd9 JB |
5100 | |
5101 | /* Update the cache sharing policy here as well */ | |
5102 | snpcr = I915_READ(GEN6_MBCUNIT_SNPCR); | |
5103 | snpcr &= ~GEN6_MBC_SNPCR_MASK; | |
5104 | snpcr |= (val << GEN6_MBC_SNPCR_SHIFT); | |
5105 | I915_WRITE(GEN6_MBCUNIT_SNPCR, snpcr); | |
5106 | ||
c8c8fb33 | 5107 | intel_runtime_pm_put(dev_priv); |
647416f9 | 5108 | return 0; |
07b7ddd9 JB |
5109 | } |
5110 | ||
647416f9 KC |
5111 | DEFINE_SIMPLE_ATTRIBUTE(i915_cache_sharing_fops, |
5112 | i915_cache_sharing_get, i915_cache_sharing_set, | |
5113 | "%llu\n"); | |
07b7ddd9 | 5114 | |
5d39525a JM |
5115 | struct sseu_dev_status { |
5116 | unsigned int slice_total; | |
5117 | unsigned int subslice_total; | |
5118 | unsigned int subslice_per_slice; | |
5119 | unsigned int eu_total; | |
5120 | unsigned int eu_per_subslice; | |
5121 | }; | |
5122 | ||
5123 | static void cherryview_sseu_device_status(struct drm_device *dev, | |
5124 | struct sseu_dev_status *stat) | |
5125 | { | |
5126 | struct drm_i915_private *dev_priv = dev->dev_private; | |
0a0b457f | 5127 | int ss_max = 2; |
5d39525a JM |
5128 | int ss; |
5129 | u32 sig1[ss_max], sig2[ss_max]; | |
5130 | ||
5131 | sig1[0] = I915_READ(CHV_POWER_SS0_SIG1); | |
5132 | sig1[1] = I915_READ(CHV_POWER_SS1_SIG1); | |
5133 | sig2[0] = I915_READ(CHV_POWER_SS0_SIG2); | |
5134 | sig2[1] = I915_READ(CHV_POWER_SS1_SIG2); | |
5135 | ||
5136 | for (ss = 0; ss < ss_max; ss++) { | |
5137 | unsigned int eu_cnt; | |
5138 | ||
5139 | if (sig1[ss] & CHV_SS_PG_ENABLE) | |
5140 | /* skip disabled subslice */ | |
5141 | continue; | |
5142 | ||
5143 | stat->slice_total = 1; | |
5144 | stat->subslice_per_slice++; | |
5145 | eu_cnt = ((sig1[ss] & CHV_EU08_PG_ENABLE) ? 0 : 2) + | |
5146 | ((sig1[ss] & CHV_EU19_PG_ENABLE) ? 0 : 2) + | |
5147 | ((sig1[ss] & CHV_EU210_PG_ENABLE) ? 0 : 2) + | |
5148 | ((sig2[ss] & CHV_EU311_PG_ENABLE) ? 0 : 2); | |
5149 | stat->eu_total += eu_cnt; | |
5150 | stat->eu_per_subslice = max(stat->eu_per_subslice, eu_cnt); | |
5151 | } | |
5152 | stat->subslice_total = stat->subslice_per_slice; | |
5153 | } | |
5154 | ||
5155 | static void gen9_sseu_device_status(struct drm_device *dev, | |
5156 | struct sseu_dev_status *stat) | |
5157 | { | |
5158 | struct drm_i915_private *dev_priv = dev->dev_private; | |
1c046bc1 | 5159 | int s_max = 3, ss_max = 4; |
5d39525a JM |
5160 | int s, ss; |
5161 | u32 s_reg[s_max], eu_reg[2*s_max], eu_mask[2]; | |
5162 | ||
1c046bc1 JM |
5163 | /* BXT has a single slice and at most 3 subslices. */ |
5164 | if (IS_BROXTON(dev)) { | |
5165 | s_max = 1; | |
5166 | ss_max = 3; | |
5167 | } | |
5168 | ||
5169 | for (s = 0; s < s_max; s++) { | |
5170 | s_reg[s] = I915_READ(GEN9_SLICE_PGCTL_ACK(s)); | |
5171 | eu_reg[2*s] = I915_READ(GEN9_SS01_EU_PGCTL_ACK(s)); | |
5172 | eu_reg[2*s + 1] = I915_READ(GEN9_SS23_EU_PGCTL_ACK(s)); | |
5173 | } | |
5174 | ||
5d39525a JM |
5175 | eu_mask[0] = GEN9_PGCTL_SSA_EU08_ACK | |
5176 | GEN9_PGCTL_SSA_EU19_ACK | | |
5177 | GEN9_PGCTL_SSA_EU210_ACK | | |
5178 | GEN9_PGCTL_SSA_EU311_ACK; | |
5179 | eu_mask[1] = GEN9_PGCTL_SSB_EU08_ACK | | |
5180 | GEN9_PGCTL_SSB_EU19_ACK | | |
5181 | GEN9_PGCTL_SSB_EU210_ACK | | |
5182 | GEN9_PGCTL_SSB_EU311_ACK; | |
5183 | ||
5184 | for (s = 0; s < s_max; s++) { | |
1c046bc1 JM |
5185 | unsigned int ss_cnt = 0; |
5186 | ||
5d39525a JM |
5187 | if ((s_reg[s] & GEN9_PGCTL_SLICE_ACK) == 0) |
5188 | /* skip disabled slice */ | |
5189 | continue; | |
5190 | ||
5191 | stat->slice_total++; | |
1c046bc1 | 5192 | |
ef11bdb3 | 5193 | if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) |
1c046bc1 JM |
5194 | ss_cnt = INTEL_INFO(dev)->subslice_per_slice; |
5195 | ||
5d39525a JM |
5196 | for (ss = 0; ss < ss_max; ss++) { |
5197 | unsigned int eu_cnt; | |
5198 | ||
1c046bc1 JM |
5199 | if (IS_BROXTON(dev) && |
5200 | !(s_reg[s] & (GEN9_PGCTL_SS_ACK(ss)))) | |
5201 | /* skip disabled subslice */ | |
5202 | continue; | |
5203 | ||
5204 | if (IS_BROXTON(dev)) | |
5205 | ss_cnt++; | |
5206 | ||
5d39525a JM |
5207 | eu_cnt = 2 * hweight32(eu_reg[2*s + ss/2] & |
5208 | eu_mask[ss%2]); | |
5209 | stat->eu_total += eu_cnt; | |
5210 | stat->eu_per_subslice = max(stat->eu_per_subslice, | |
5211 | eu_cnt); | |
5212 | } | |
1c046bc1 JM |
5213 | |
5214 | stat->subslice_total += ss_cnt; | |
5215 | stat->subslice_per_slice = max(stat->subslice_per_slice, | |
5216 | ss_cnt); | |
5d39525a JM |
5217 | } |
5218 | } | |
5219 | ||
91bedd34 ŁD |
5220 | static void broadwell_sseu_device_status(struct drm_device *dev, |
5221 | struct sseu_dev_status *stat) | |
5222 | { | |
5223 | struct drm_i915_private *dev_priv = dev->dev_private; | |
5224 | int s; | |
5225 | u32 slice_info = I915_READ(GEN8_GT_SLICE_INFO); | |
5226 | ||
5227 | stat->slice_total = hweight32(slice_info & GEN8_LSLICESTAT_MASK); | |
5228 | ||
5229 | if (stat->slice_total) { | |
5230 | stat->subslice_per_slice = INTEL_INFO(dev)->subslice_per_slice; | |
5231 | stat->subslice_total = stat->slice_total * | |
5232 | stat->subslice_per_slice; | |
5233 | stat->eu_per_subslice = INTEL_INFO(dev)->eu_per_subslice; | |
5234 | stat->eu_total = stat->eu_per_subslice * stat->subslice_total; | |
5235 | ||
5236 | /* subtract fused off EU(s) from enabled slice(s) */ | |
5237 | for (s = 0; s < stat->slice_total; s++) { | |
5238 | u8 subslice_7eu = INTEL_INFO(dev)->subslice_7eu[s]; | |
5239 | ||
5240 | stat->eu_total -= hweight8(subslice_7eu); | |
5241 | } | |
5242 | } | |
5243 | } | |
5244 | ||
3873218f JM |
5245 | static int i915_sseu_status(struct seq_file *m, void *unused) |
5246 | { | |
5247 | struct drm_info_node *node = (struct drm_info_node *) m->private; | |
5248 | struct drm_device *dev = node->minor->dev; | |
5d39525a | 5249 | struct sseu_dev_status stat; |
3873218f | 5250 | |
91bedd34 | 5251 | if (INTEL_INFO(dev)->gen < 8) |
3873218f JM |
5252 | return -ENODEV; |
5253 | ||
5254 | seq_puts(m, "SSEU Device Info\n"); | |
5255 | seq_printf(m, " Available Slice Total: %u\n", | |
5256 | INTEL_INFO(dev)->slice_total); | |
5257 | seq_printf(m, " Available Subslice Total: %u\n", | |
5258 | INTEL_INFO(dev)->subslice_total); | |
5259 | seq_printf(m, " Available Subslice Per Slice: %u\n", | |
5260 | INTEL_INFO(dev)->subslice_per_slice); | |
5261 | seq_printf(m, " Available EU Total: %u\n", | |
5262 | INTEL_INFO(dev)->eu_total); | |
5263 | seq_printf(m, " Available EU Per Subslice: %u\n", | |
5264 | INTEL_INFO(dev)->eu_per_subslice); | |
5265 | seq_printf(m, " Has Slice Power Gating: %s\n", | |
5266 | yesno(INTEL_INFO(dev)->has_slice_pg)); | |
5267 | seq_printf(m, " Has Subslice Power Gating: %s\n", | |
5268 | yesno(INTEL_INFO(dev)->has_subslice_pg)); | |
5269 | seq_printf(m, " Has EU Power Gating: %s\n", | |
5270 | yesno(INTEL_INFO(dev)->has_eu_pg)); | |
5271 | ||
7f992aba | 5272 | seq_puts(m, "SSEU Device Status\n"); |
5d39525a | 5273 | memset(&stat, 0, sizeof(stat)); |
5575f03a | 5274 | if (IS_CHERRYVIEW(dev)) { |
5d39525a | 5275 | cherryview_sseu_device_status(dev, &stat); |
91bedd34 ŁD |
5276 | } else if (IS_BROADWELL(dev)) { |
5277 | broadwell_sseu_device_status(dev, &stat); | |
1c046bc1 | 5278 | } else if (INTEL_INFO(dev)->gen >= 9) { |
5d39525a | 5279 | gen9_sseu_device_status(dev, &stat); |
7f992aba | 5280 | } |
5d39525a JM |
5281 | seq_printf(m, " Enabled Slice Total: %u\n", |
5282 | stat.slice_total); | |
5283 | seq_printf(m, " Enabled Subslice Total: %u\n", | |
5284 | stat.subslice_total); | |
5285 | seq_printf(m, " Enabled Subslice Per Slice: %u\n", | |
5286 | stat.subslice_per_slice); | |
5287 | seq_printf(m, " Enabled EU Total: %u\n", | |
5288 | stat.eu_total); | |
5289 | seq_printf(m, " Enabled EU Per Subslice: %u\n", | |
5290 | stat.eu_per_subslice); | |
7f992aba | 5291 | |
3873218f JM |
5292 | return 0; |
5293 | } | |
5294 | ||
6d794d42 BW |
5295 | static int i915_forcewake_open(struct inode *inode, struct file *file) |
5296 | { | |
5297 | struct drm_device *dev = inode->i_private; | |
5298 | struct drm_i915_private *dev_priv = dev->dev_private; | |
6d794d42 | 5299 | |
075edca4 | 5300 | if (INTEL_INFO(dev)->gen < 6) |
6d794d42 BW |
5301 | return 0; |
5302 | ||
6daccb0b | 5303 | intel_runtime_pm_get(dev_priv); |
59bad947 | 5304 | intel_uncore_forcewake_get(dev_priv, FORCEWAKE_ALL); |
6d794d42 BW |
5305 | |
5306 | return 0; | |
5307 | } | |
5308 | ||
c43b5634 | 5309 | static int i915_forcewake_release(struct inode *inode, struct file *file) |
6d794d42 BW |
5310 | { |
5311 | struct drm_device *dev = inode->i_private; | |
5312 | struct drm_i915_private *dev_priv = dev->dev_private; | |
5313 | ||
075edca4 | 5314 | if (INTEL_INFO(dev)->gen < 6) |
6d794d42 BW |
5315 | return 0; |
5316 | ||
59bad947 | 5317 | intel_uncore_forcewake_put(dev_priv, FORCEWAKE_ALL); |
6daccb0b | 5318 | intel_runtime_pm_put(dev_priv); |
6d794d42 BW |
5319 | |
5320 | return 0; | |
5321 | } | |
5322 | ||
5323 | static const struct file_operations i915_forcewake_fops = { | |
5324 | .owner = THIS_MODULE, | |
5325 | .open = i915_forcewake_open, | |
5326 | .release = i915_forcewake_release, | |
5327 | }; | |
5328 | ||
5329 | static int i915_forcewake_create(struct dentry *root, struct drm_minor *minor) | |
5330 | { | |
5331 | struct drm_device *dev = minor->dev; | |
5332 | struct dentry *ent; | |
5333 | ||
5334 | ent = debugfs_create_file("i915_forcewake_user", | |
8eb57294 | 5335 | S_IRUSR, |
6d794d42 BW |
5336 | root, dev, |
5337 | &i915_forcewake_fops); | |
f3c5fe97 WY |
5338 | if (!ent) |
5339 | return -ENOMEM; | |
6d794d42 | 5340 | |
8eb57294 | 5341 | return drm_add_fake_info_node(minor, ent, &i915_forcewake_fops); |
6d794d42 BW |
5342 | } |
5343 | ||
6a9c308d DV |
5344 | static int i915_debugfs_create(struct dentry *root, |
5345 | struct drm_minor *minor, | |
5346 | const char *name, | |
5347 | const struct file_operations *fops) | |
07b7ddd9 JB |
5348 | { |
5349 | struct drm_device *dev = minor->dev; | |
5350 | struct dentry *ent; | |
5351 | ||
6a9c308d | 5352 | ent = debugfs_create_file(name, |
07b7ddd9 JB |
5353 | S_IRUGO | S_IWUSR, |
5354 | root, dev, | |
6a9c308d | 5355 | fops); |
f3c5fe97 WY |
5356 | if (!ent) |
5357 | return -ENOMEM; | |
07b7ddd9 | 5358 | |
6a9c308d | 5359 | return drm_add_fake_info_node(minor, ent, fops); |
07b7ddd9 JB |
5360 | } |
5361 | ||
06c5bf8c | 5362 | static const struct drm_info_list i915_debugfs_list[] = { |
311bd68e | 5363 | {"i915_capabilities", i915_capabilities, 0}, |
73aa808f | 5364 | {"i915_gem_objects", i915_gem_object_info, 0}, |
08c18323 | 5365 | {"i915_gem_gtt", i915_gem_gtt_info, 0}, |
1b50247a | 5366 | {"i915_gem_pinned", i915_gem_gtt_info, 0, (void *) PINNED_LIST}, |
433e12f7 | 5367 | {"i915_gem_active", i915_gem_object_list_info, 0, (void *) ACTIVE_LIST}, |
433e12f7 | 5368 | {"i915_gem_inactive", i915_gem_object_list_info, 0, (void *) INACTIVE_LIST}, |
6d2b8885 | 5369 | {"i915_gem_stolen", i915_gem_stolen_list_info }, |
4e5359cd | 5370 | {"i915_gem_pageflip", i915_gem_pageflip_info, 0}, |
2017263e BG |
5371 | {"i915_gem_request", i915_gem_request_info, 0}, |
5372 | {"i915_gem_seqno", i915_gem_seqno_info, 0}, | |
a6172a80 | 5373 | {"i915_gem_fence_regs", i915_gem_fence_regs_info, 0}, |
2017263e | 5374 | {"i915_gem_interrupt", i915_interrupt_info, 0}, |
1ec14ad3 CW |
5375 | {"i915_gem_hws", i915_hws_info, 0, (void *)RCS}, |
5376 | {"i915_gem_hws_blt", i915_hws_info, 0, (void *)BCS}, | |
5377 | {"i915_gem_hws_bsd", i915_hws_info, 0, (void *)VCS}, | |
9010ebfd | 5378 | {"i915_gem_hws_vebox", i915_hws_info, 0, (void *)VECS}, |
493018dc | 5379 | {"i915_gem_batch_pool", i915_gem_batch_pool_info, 0}, |
8b417c26 | 5380 | {"i915_guc_info", i915_guc_info, 0}, |
fdf5d357 | 5381 | {"i915_guc_load_status", i915_guc_load_status_info, 0}, |
4c7e77fc | 5382 | {"i915_guc_log_dump", i915_guc_log_dump, 0}, |
adb4bd12 | 5383 | {"i915_frequency_info", i915_frequency_info, 0}, |
f654449a | 5384 | {"i915_hangcheck_info", i915_hangcheck_info, 0}, |
f97108d1 | 5385 | {"i915_drpc_info", i915_drpc_info, 0}, |
7648fa99 | 5386 | {"i915_emon_status", i915_emon_status, 0}, |
23b2f8bb | 5387 | {"i915_ring_freq_table", i915_ring_freq_table, 0}, |
9a851789 | 5388 | {"i915_frontbuffer_tracking", i915_frontbuffer_tracking, 0}, |
b5e50c3f | 5389 | {"i915_fbc_status", i915_fbc_status, 0}, |
92d44621 | 5390 | {"i915_ips_status", i915_ips_status, 0}, |
4a9bef37 | 5391 | {"i915_sr_status", i915_sr_status, 0}, |
44834a67 | 5392 | {"i915_opregion", i915_opregion, 0}, |
ada8f955 | 5393 | {"i915_vbt", i915_vbt, 0}, |
37811fcc | 5394 | {"i915_gem_framebuffer", i915_gem_framebuffer_info, 0}, |
e76d3630 | 5395 | {"i915_context_status", i915_context_status, 0}, |
c0ab1ae9 | 5396 | {"i915_dump_lrc", i915_dump_lrc, 0}, |
4ba70e44 | 5397 | {"i915_execlists", i915_execlists, 0}, |
f65367b5 | 5398 | {"i915_forcewake_domains", i915_forcewake_domains, 0}, |
ea16a3cd | 5399 | {"i915_swizzle_info", i915_swizzle_info, 0}, |
3cf17fc5 | 5400 | {"i915_ppgtt_info", i915_ppgtt_info, 0}, |
63573eb7 | 5401 | {"i915_llc", i915_llc, 0}, |
e91fd8c6 | 5402 | {"i915_edp_psr_status", i915_edp_psr_status, 0}, |
d2e216d0 | 5403 | {"i915_sink_crc_eDP1", i915_sink_crc, 0}, |
ec013e7f | 5404 | {"i915_energy_uJ", i915_energy_uJ, 0}, |
6455c870 | 5405 | {"i915_runtime_pm_status", i915_runtime_pm_status, 0}, |
1da51581 | 5406 | {"i915_power_domain_info", i915_power_domain_info, 0}, |
b7cec66d | 5407 | {"i915_dmc_info", i915_dmc_info, 0}, |
53f5e3ca | 5408 | {"i915_display_info", i915_display_info, 0}, |
e04934cf | 5409 | {"i915_semaphore_status", i915_semaphore_status, 0}, |
728e29d7 | 5410 | {"i915_shared_dplls_info", i915_shared_dplls_info, 0}, |
11bed958 | 5411 | {"i915_dp_mst_info", i915_dp_mst_info, 0}, |
1ed1ef9d | 5412 | {"i915_wa_registers", i915_wa_registers, 0}, |
c5511e44 | 5413 | {"i915_ddb_info", i915_ddb_info, 0}, |
3873218f | 5414 | {"i915_sseu_status", i915_sseu_status, 0}, |
a54746e3 | 5415 | {"i915_drrs_status", i915_drrs_status, 0}, |
1854d5ca | 5416 | {"i915_rps_boost_info", i915_rps_boost_info, 0}, |
2017263e | 5417 | }; |
27c202ad | 5418 | #define I915_DEBUGFS_ENTRIES ARRAY_SIZE(i915_debugfs_list) |
2017263e | 5419 | |
06c5bf8c | 5420 | static const struct i915_debugfs_files { |
34b9674c DV |
5421 | const char *name; |
5422 | const struct file_operations *fops; | |
5423 | } i915_debugfs_files[] = { | |
5424 | {"i915_wedged", &i915_wedged_fops}, | |
5425 | {"i915_max_freq", &i915_max_freq_fops}, | |
5426 | {"i915_min_freq", &i915_min_freq_fops}, | |
5427 | {"i915_cache_sharing", &i915_cache_sharing_fops}, | |
5428 | {"i915_ring_stop", &i915_ring_stop_fops}, | |
094f9a54 CW |
5429 | {"i915_ring_missed_irq", &i915_ring_missed_irq_fops}, |
5430 | {"i915_ring_test_irq", &i915_ring_test_irq_fops}, | |
34b9674c DV |
5431 | {"i915_gem_drop_caches", &i915_drop_caches_fops}, |
5432 | {"i915_error_state", &i915_error_state_fops}, | |
5433 | {"i915_next_seqno", &i915_next_seqno_fops}, | |
bd9db02f | 5434 | {"i915_display_crc_ctl", &i915_display_crc_ctl_fops}, |
369a1342 VS |
5435 | {"i915_pri_wm_latency", &i915_pri_wm_latency_fops}, |
5436 | {"i915_spr_wm_latency", &i915_spr_wm_latency_fops}, | |
5437 | {"i915_cur_wm_latency", &i915_cur_wm_latency_fops}, | |
da46f936 | 5438 | {"i915_fbc_false_color", &i915_fbc_fc_fops}, |
eb3394fa TP |
5439 | {"i915_dp_test_data", &i915_displayport_test_data_fops}, |
5440 | {"i915_dp_test_type", &i915_displayport_test_type_fops}, | |
5441 | {"i915_dp_test_active", &i915_displayport_test_active_fops} | |
34b9674c DV |
5442 | }; |
5443 | ||
07144428 DL |
5444 | void intel_display_crc_init(struct drm_device *dev) |
5445 | { | |
5446 | struct drm_i915_private *dev_priv = dev->dev_private; | |
b378360e | 5447 | enum pipe pipe; |
07144428 | 5448 | |
055e393f | 5449 | for_each_pipe(dev_priv, pipe) { |
b378360e | 5450 | struct intel_pipe_crc *pipe_crc = &dev_priv->pipe_crc[pipe]; |
07144428 | 5451 | |
d538bbdf DL |
5452 | pipe_crc->opened = false; |
5453 | spin_lock_init(&pipe_crc->lock); | |
07144428 DL |
5454 | init_waitqueue_head(&pipe_crc->wq); |
5455 | } | |
5456 | } | |
5457 | ||
27c202ad | 5458 | int i915_debugfs_init(struct drm_minor *minor) |
2017263e | 5459 | { |
34b9674c | 5460 | int ret, i; |
f3cd474b | 5461 | |
6d794d42 | 5462 | ret = i915_forcewake_create(minor->debugfs_root, minor); |
358733e9 JB |
5463 | if (ret) |
5464 | return ret; | |
6a9c308d | 5465 | |
07144428 DL |
5466 | for (i = 0; i < ARRAY_SIZE(i915_pipe_crc_data); i++) { |
5467 | ret = i915_pipe_crc_create(minor->debugfs_root, minor, i); | |
5468 | if (ret) | |
5469 | return ret; | |
5470 | } | |
5471 | ||
34b9674c DV |
5472 | for (i = 0; i < ARRAY_SIZE(i915_debugfs_files); i++) { |
5473 | ret = i915_debugfs_create(minor->debugfs_root, minor, | |
5474 | i915_debugfs_files[i].name, | |
5475 | i915_debugfs_files[i].fops); | |
5476 | if (ret) | |
5477 | return ret; | |
5478 | } | |
40633219 | 5479 | |
27c202ad BG |
5480 | return drm_debugfs_create_files(i915_debugfs_list, |
5481 | I915_DEBUGFS_ENTRIES, | |
2017263e BG |
5482 | minor->debugfs_root, minor); |
5483 | } | |
5484 | ||
27c202ad | 5485 | void i915_debugfs_cleanup(struct drm_minor *minor) |
2017263e | 5486 | { |
34b9674c DV |
5487 | int i; |
5488 | ||
27c202ad BG |
5489 | drm_debugfs_remove_files(i915_debugfs_list, |
5490 | I915_DEBUGFS_ENTRIES, minor); | |
07144428 | 5491 | |
6d794d42 BW |
5492 | drm_debugfs_remove_files((struct drm_info_list *) &i915_forcewake_fops, |
5493 | 1, minor); | |
07144428 | 5494 | |
e309a997 | 5495 | for (i = 0; i < ARRAY_SIZE(i915_pipe_crc_data); i++) { |
07144428 DL |
5496 | struct drm_info_list *info_list = |
5497 | (struct drm_info_list *)&i915_pipe_crc_data[i]; | |
5498 | ||
5499 | drm_debugfs_remove_files(info_list, 1, minor); | |
5500 | } | |
5501 | ||
34b9674c DV |
5502 | for (i = 0; i < ARRAY_SIZE(i915_debugfs_files); i++) { |
5503 | struct drm_info_list *info_list = | |
5504 | (struct drm_info_list *) i915_debugfs_files[i].fops; | |
5505 | ||
5506 | drm_debugfs_remove_files(info_list, 1, minor); | |
5507 | } | |
2017263e | 5508 | } |
aa7471d2 JN |
5509 | |
5510 | struct dpcd_block { | |
5511 | /* DPCD dump start address. */ | |
5512 | unsigned int offset; | |
5513 | /* DPCD dump end address, inclusive. If unset, .size will be used. */ | |
5514 | unsigned int end; | |
5515 | /* DPCD dump size. Used if .end is unset. If unset, defaults to 1. */ | |
5516 | size_t size; | |
5517 | /* Only valid for eDP. */ | |
5518 | bool edp; | |
5519 | }; | |
5520 | ||
5521 | static const struct dpcd_block i915_dpcd_debug[] = { | |
5522 | { .offset = DP_DPCD_REV, .size = DP_RECEIVER_CAP_SIZE }, | |
5523 | { .offset = DP_PSR_SUPPORT, .end = DP_PSR_CAPS }, | |
5524 | { .offset = DP_DOWNSTREAM_PORT_0, .size = 16 }, | |
5525 | { .offset = DP_LINK_BW_SET, .end = DP_EDP_CONFIGURATION_SET }, | |
5526 | { .offset = DP_SINK_COUNT, .end = DP_ADJUST_REQUEST_LANE2_3 }, | |
5527 | { .offset = DP_SET_POWER }, | |
5528 | { .offset = DP_EDP_DPCD_REV }, | |
5529 | { .offset = DP_EDP_GENERAL_CAP_1, .end = DP_EDP_GENERAL_CAP_3 }, | |
5530 | { .offset = DP_EDP_DISPLAY_CONTROL_REGISTER, .end = DP_EDP_BACKLIGHT_FREQ_CAP_MAX_LSB }, | |
5531 | { .offset = DP_EDP_DBC_MINIMUM_BRIGHTNESS_SET, .end = DP_EDP_DBC_MAXIMUM_BRIGHTNESS_SET }, | |
5532 | }; | |
5533 | ||
5534 | static int i915_dpcd_show(struct seq_file *m, void *data) | |
5535 | { | |
5536 | struct drm_connector *connector = m->private; | |
5537 | struct intel_dp *intel_dp = | |
5538 | enc_to_intel_dp(&intel_attached_encoder(connector)->base); | |
5539 | uint8_t buf[16]; | |
5540 | ssize_t err; | |
5541 | int i; | |
5542 | ||
5c1a8875 MK |
5543 | if (connector->status != connector_status_connected) |
5544 | return -ENODEV; | |
5545 | ||
aa7471d2 JN |
5546 | for (i = 0; i < ARRAY_SIZE(i915_dpcd_debug); i++) { |
5547 | const struct dpcd_block *b = &i915_dpcd_debug[i]; | |
5548 | size_t size = b->end ? b->end - b->offset + 1 : (b->size ?: 1); | |
5549 | ||
5550 | if (b->edp && | |
5551 | connector->connector_type != DRM_MODE_CONNECTOR_eDP) | |
5552 | continue; | |
5553 | ||
5554 | /* low tech for now */ | |
5555 | if (WARN_ON(size > sizeof(buf))) | |
5556 | continue; | |
5557 | ||
5558 | err = drm_dp_dpcd_read(&intel_dp->aux, b->offset, buf, size); | |
5559 | if (err <= 0) { | |
5560 | DRM_ERROR("dpcd read (%zu bytes at %u) failed (%zd)\n", | |
5561 | size, b->offset, err); | |
5562 | continue; | |
5563 | } | |
5564 | ||
5565 | seq_printf(m, "%04x: %*ph\n", b->offset, (int) size, buf); | |
b3f9d7d7 | 5566 | } |
aa7471d2 JN |
5567 | |
5568 | return 0; | |
5569 | } | |
5570 | ||
5571 | static int i915_dpcd_open(struct inode *inode, struct file *file) | |
5572 | { | |
5573 | return single_open(file, i915_dpcd_show, inode->i_private); | |
5574 | } | |
5575 | ||
5576 | static const struct file_operations i915_dpcd_fops = { | |
5577 | .owner = THIS_MODULE, | |
5578 | .open = i915_dpcd_open, | |
5579 | .read = seq_read, | |
5580 | .llseek = seq_lseek, | |
5581 | .release = single_release, | |
5582 | }; | |
5583 | ||
5584 | /** | |
5585 | * i915_debugfs_connector_add - add i915 specific connector debugfs files | |
5586 | * @connector: pointer to a registered drm_connector | |
5587 | * | |
5588 | * Cleanup will be done by drm_connector_unregister() through a call to | |
5589 | * drm_debugfs_connector_remove(). | |
5590 | * | |
5591 | * Returns 0 on success, negative error codes on error. | |
5592 | */ | |
5593 | int i915_debugfs_connector_add(struct drm_connector *connector) | |
5594 | { | |
5595 | struct dentry *root = connector->debugfs_entry; | |
5596 | ||
5597 | /* The connector must have been registered beforehands. */ | |
5598 | if (!root) | |
5599 | return -ENODEV; | |
5600 | ||
5601 | if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort || | |
5602 | connector->connector_type == DRM_MODE_CONNECTOR_eDP) | |
5603 | debugfs_create_file("i915_dpcd", S_IRUGO, root, connector, | |
5604 | &i915_dpcd_fops); | |
5605 | ||
5606 | return 0; | |
5607 | } |