1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
|
// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2020-2024 Intel Corporation
*/
#include <linux/debugfs.h>
#include <drm/drm_debugfs.h>
#include <drm/drm_file.h>
#include <drm/drm_print.h>
#include <uapi/drm/ivpu_accel.h>
#include "ivpu_debugfs.h"
#include "ivpu_drv.h"
#include "ivpu_fw.h"
#include "ivpu_fw_log.h"
#include "ivpu_gem.h"
#include "ivpu_hw.h"
#include "ivpu_jsm_msg.h"
#include "ivpu_pm.h"
static inline struct ivpu_device *seq_to_ivpu(struct seq_file *s)
{
struct drm_debugfs_entry *entry = s->private;
return to_ivpu_device(entry->dev);
}
static int bo_list_show(struct seq_file *s, void *v)
{
struct drm_printer p = drm_seq_file_printer(s);
struct ivpu_device *vdev = seq_to_ivpu(s);
ivpu_bo_list(&vdev->drm, &p);
return 0;
}
static int fw_name_show(struct seq_file *s, void *v)
{
struct ivpu_device *vdev = seq_to_ivpu(s);
seq_printf(s, "%s\n", vdev->fw->name);
return 0;
}
static int fw_trace_capability_show(struct seq_file *s, void *v)
{
struct ivpu_device *vdev = seq_to_ivpu(s);
u64 trace_hw_component_mask;
u32 trace_destination_mask;
int ret;
ret = ivpu_jsm_trace_get_capability(vdev, &trace_destination_mask,
&trace_hw_component_mask);
if (!ret) {
seq_printf(s,
"trace_destination_mask: %#18x\n"
"trace_hw_component_mask: %#18llx\n",
trace_destination_mask, trace_hw_component_mask);
}
return 0;
}
static int fw_trace_config_show(struct seq_file *s, void *v)
{
struct ivpu_device *vdev = seq_to_ivpu(s);
/**
* WA: VPU_JSM_MSG_TRACE_GET_CONFIG command is not working yet,
* so we use values from vdev->fw instead of calling ivpu_jsm_trace_get_config()
*/
u32 trace_level = vdev->fw->trace_level;
u32 trace_destination_mask = vdev->fw->trace_destination_mask;
u64 trace_hw_component_mask = vdev->fw->trace_hw_component_mask;
seq_printf(s,
"trace_level: %#18x\n"
"trace_destination_mask: %#18x\n"
"trace_hw_component_mask: %#18llx\n",
trace_level, trace_destination_mask, trace_hw_component_mask);
return 0;
}
static int last_bootmode_show(struct seq_file *s, void *v)
{
struct ivpu_device *vdev = seq_to_ivpu(s);
seq_printf(s, "%s\n", (vdev->pm->is_warmboot) ? "warmboot" : "coldboot");
return 0;
}
static int reset_counter_show(struct seq_file *s, void *v)
{
struct ivpu_device *vdev = seq_to_ivpu(s);
seq_printf(s, "%d\n", atomic_read(&vdev->pm->reset_counter));
return 0;
}
static int reset_pending_show(struct seq_file *s, void *v)
{
struct ivpu_device *vdev = seq_to_ivpu(s);
seq_printf(s, "%d\n", atomic_read(&vdev->pm->reset_pending));
return 0;
}
static int firewall_irq_counter_show(struct seq_file *s, void *v)
{
struct ivpu_device *vdev = seq_to_ivpu(s);
seq_printf(s, "%d\n", atomic_read(&vdev->hw->firewall_irq_counter));
return 0;
}
static const struct drm_debugfs_info vdev_debugfs_list[] = {
{"bo_list", bo_list_show, 0},
{"fw_name", fw_name_show, 0},
{"fw_trace_capability", fw_trace_capability_show, 0},
{"fw_trace_config", fw_trace_config_show, 0},
{"last_bootmode", last_bootmode_show, 0},
{"reset_counter", reset_counter_show, 0},
{"reset_pending", reset_pending_show, 0},
{"firewall_irq_counter", firewall_irq_counter_show, 0},
};
static ssize_t
dvfs_mode_fops_write(struct file *file, const char __user *user_buf, size_t size, loff_t *pos)
{
struct ivpu_device *vdev = file->private_data;
struct ivpu_fw_info *fw = vdev->fw;
u32 dvfs_mode;
int ret;
ret = kstrtou32_from_user(user_buf, size, 0, &dvfs_mode);
if (ret < 0)
return ret;
fw->dvfs_mode = dvfs_mode;
ret = pci_try_reset_function(to_pci_dev(vdev->drm.dev));
if (ret)
return ret;
return size;
}
static const struct file_operations dvfs_mode_fops = {
.owner = THIS_MODULE,
.open = simple_open,
.write = dvfs_mode_fops_write,
};
static ssize_t
fw_dyndbg_fops_write(struct file *file, const char __user *user_buf, size_t size, loff_t *pos)
{
struct ivpu_device *vdev = file->private_data;
char buffer[VPU_DYNDBG_CMD_MAX_LEN] = {};
int ret;
if (size >= VPU_DYNDBG_CMD_MAX_LEN)
return -EINVAL;
ret = strncpy_from_user(buffer, user_buf, size);
if (ret < 0)
return ret;
ivpu_jsm_dyndbg_control(vdev, buffer, size);
return size;
}
static const struct file_operations fw_dyndbg_fops = {
.owner = THIS_MODULE,
.open = simple_open,
.write = fw_dyndbg_fops_write,
};
static int fw_log_show(struct seq_file *s, void *v)
{
struct ivpu_device *vdev = s->private;
struct drm_printer p = drm_seq_file_printer(s);
ivpu_fw_log_print(vdev, true, &p);
return 0;
}
static int fw_log_fops_open(struct inode *inode, struct file *file)
{
return single_open(file, fw_log_show, inode->i_private);
}
static ssize_t
fw_log_fops_write(struct file *file, const char __user *user_buf, size_t size, loff_t *pos)
{
struct seq_file *s = file->private_data;
struct ivpu_device *vdev = s->private;
if (!size)
return -EINVAL;
ivpu_fw_log_clear(vdev);
return size;
}
static const struct file_operations fw_log_fops = {
.owner = THIS_MODULE,
.open = fw_log_fops_open,
.write = fw_log_fops_write,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
static ssize_t
fw_profiling_freq_fops_write(struct file *file, const char __user *user_buf,
size_t size, loff_t *pos)
{
struct ivpu_device *vdev = file->private_data;
bool enable;
int ret;
ret = kstrtobool_from_user(user_buf, size, &enable);
if (ret < 0)
return ret;
ivpu_hw_profiling_freq_drive(vdev, enable);
ret = pci_try_reset_function(to_pci_dev(vdev->drm.dev));
if (ret)
return ret;
return size;
}
static const struct file_operations fw_profiling_freq_fops = {
.owner = THIS_MODULE,
.open = simple_open,
.write = fw_profiling_freq_fops_write,
};
static ssize_t
fw_trace_destination_mask_fops_write(struct file *file, const char __user *user_buf,
size_t size, loff_t *pos)
{
struct ivpu_device *vdev = file->private_data;
struct ivpu_fw_info *fw = vdev->fw;
u32 trace_destination_mask;
int ret;
ret = kstrtou32_from_user(user_buf, size, 0, &trace_destination_mask);
if (ret < 0)
return ret;
fw->trace_destination_mask = trace_destination_mask;
ivpu_jsm_trace_set_config(vdev, fw->trace_level, trace_destination_mask,
fw->trace_hw_component_mask);
return size;
}
static const struct file_operations fw_trace_destination_mask_fops = {
.owner = THIS_MODULE,
.open = simple_open,
.write = fw_trace_destination_mask_fops_write,
};
static ssize_t
fw_trace_hw_comp_mask_fops_write(struct file *file, const char __user *user_buf,
size_t size, loff_t *pos)
{
struct ivpu_device *vdev = file->private_data;
struct ivpu_fw_info *fw = vdev->fw;
u64 trace_hw_component_mask;
int ret;
ret = kstrtou64_from_user(user_buf, size, 0, &trace_hw_component_mask);
if (ret < 0)
return ret;
fw->trace_hw_component_mask = trace_hw_component_mask;
ivpu_jsm_trace_set_config(vdev, fw->trace_level, fw->trace_destination_mask,
trace_hw_component_mask);
return size;
}
static const struct file_operations fw_trace_hw_comp_mask_fops = {
.owner = THIS_MODULE,
.open = simple_open,
.write = fw_trace_hw_comp_mask_fops_write,
};
static ssize_t
fw_trace_level_fops_write(struct file *file, const char __user *user_buf, size_t size, loff_t *pos)
{
struct ivpu_device *vdev = file->private_data;
struct ivpu_fw_info *fw = vdev->fw;
u32 trace_level;
int ret;
ret = kstrtou32_from_user(user_buf, size, 0, &trace_level);
if (ret < 0)
return ret;
fw->trace_level = trace_level;
ivpu_jsm_trace_set_config(vdev, trace_level, fw->trace_destination_mask,
fw->trace_hw_component_mask);
return size;
}
static const struct file_operations fw_trace_level_fops = {
.owner = THIS_MODULE,
.open = simple_open,
.write = fw_trace_level_fops_write,
};
static ssize_t
ivpu_force_recovery_fn(struct file *file, const char __user *user_buf, size_t size, loff_t *pos)
{
struct ivpu_device *vdev = file->private_data;
int ret;
if (!size)
return -EINVAL;
ret = ivpu_rpm_get(vdev);
if (ret)
return ret;
ivpu_pm_trigger_recovery(vdev, "debugfs");
flush_work(&vdev->pm->recovery_work);
ivpu_rpm_put(vdev);
return size;
}
static const struct file_operations ivpu_force_recovery_fops = {
.owner = THIS_MODULE,
.open = simple_open,
.write = ivpu_force_recovery_fn,
};
static ssize_t
ivpu_reset_engine_fn(struct file *file, const char __user *user_buf, size_t size, loff_t *pos)
{
struct ivpu_device *vdev = file->private_data;
if (!size)
return -EINVAL;
if (ivpu_jsm_reset_engine(vdev, DRM_IVPU_ENGINE_COMPUTE))
return -ENODEV;
if (ivpu_jsm_reset_engine(vdev, DRM_IVPU_ENGINE_COPY))
return -ENODEV;
return size;
}
static const struct file_operations ivpu_reset_engine_fops = {
.owner = THIS_MODULE,
.open = simple_open,
.write = ivpu_reset_engine_fn,
};
static ssize_t
ivpu_resume_engine_fn(struct file *file, const char __user *user_buf, size_t size, loff_t *pos)
{
struct ivpu_device *vdev = file->private_data;
if (!size)
return -EINVAL;
if (ivpu_jsm_hws_resume_engine(vdev, DRM_IVPU_ENGINE_COMPUTE))
return -ENODEV;
if (ivpu_jsm_hws_resume_engine(vdev, DRM_IVPU_ENGINE_COPY))
return -ENODEV;
return size;
}
static const struct file_operations ivpu_resume_engine_fops = {
.owner = THIS_MODULE,
.open = simple_open,
.write = ivpu_resume_engine_fn,
};
static int dct_active_get(void *data, u64 *active_percent)
{
struct ivpu_device *vdev = data;
*active_percent = vdev->pm->dct_active_percent;
return 0;
}
static int dct_active_set(void *data, u64 active_percent)
{
struct ivpu_device *vdev = data;
int ret;
if (active_percent > 100)
return -EINVAL;
ret = ivpu_rpm_get(vdev);
if (ret)
return ret;
if (active_percent)
ret = ivpu_pm_dct_enable(vdev, active_percent);
else
ret = ivpu_pm_dct_disable(vdev);
ivpu_rpm_put(vdev);
return ret;
}
DEFINE_DEBUGFS_ATTRIBUTE(ivpu_dct_fops, dct_active_get, dct_active_set, "%llu\n");
void ivpu_debugfs_init(struct ivpu_device *vdev)
{
struct dentry *debugfs_root = vdev->drm.debugfs_root;
drm_debugfs_add_files(&vdev->drm, vdev_debugfs_list, ARRAY_SIZE(vdev_debugfs_list));
debugfs_create_file("force_recovery", 0200, debugfs_root, vdev,
&ivpu_force_recovery_fops);
debugfs_create_file("dvfs_mode", 0200, debugfs_root, vdev,
&dvfs_mode_fops);
debugfs_create_file("fw_dyndbg", 0200, debugfs_root, vdev,
&fw_dyndbg_fops);
debugfs_create_file("fw_log", 0644, debugfs_root, vdev,
&fw_log_fops);
debugfs_create_file("fw_trace_destination_mask", 0200, debugfs_root, vdev,
&fw_trace_destination_mask_fops);
debugfs_create_file("fw_trace_hw_comp_mask", 0200, debugfs_root, vdev,
&fw_trace_hw_comp_mask_fops);
debugfs_create_file("fw_trace_level", 0200, debugfs_root, vdev,
&fw_trace_level_fops);
debugfs_create_file("reset_engine", 0200, debugfs_root, vdev,
&ivpu_reset_engine_fops);
debugfs_create_file("resume_engine", 0200, debugfs_root, vdev,
&ivpu_resume_engine_fops);
if (ivpu_hw_ip_gen(vdev) >= IVPU_HW_IP_40XX) {
debugfs_create_file("fw_profiling_freq_drive", 0200,
debugfs_root, vdev, &fw_profiling_freq_fops);
debugfs_create_file("dct", 0644, debugfs_root, vdev, &ivpu_dct_fops);
}
}
|