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2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/rknpu/rknpu_job.c
..
..
@@ -23,16 +23,25 @@
23
23
 #define REG_READ(offset) _REG_READ(rknpu_core_base, offset)
24
24
 #define REG_WRITE(value, offset) _REG_WRITE(rknpu_core_base, value, offset)
25
25
 
26
-static int rknpu_core_index(int core_mask)
26
+static int rknpu_wait_core_index(int core_mask)
27
27
 {
28
28
 	int index = 0;
29
29
 
30
-	if (core_mask & RKNPU_CORE0_MASK)
30
+	switch (core_mask) {
31
+	case RKNPU_CORE0_MASK:
32
+	case RKNPU_CORE0_MASK | RKNPU_CORE1_MASK:
33
+	case RKNPU_CORE0_MASK | RKNPU_CORE1_MASK | RKNPU_CORE2_MASK:
31
34
 		index = 0;
32
-	else if (core_mask & RKNPU_CORE1_MASK)
35
+		break;
36
+	case RKNPU_CORE1_MASK:
33
37
 		index = 1;
34
-	else if (core_mask & RKNPU_CORE2_MASK)
38
+		break;
39
+	case RKNPU_CORE2_MASK:
35
40
 		index = 2;
41
+		break;
42
+	default:
43
+		break;
44
+	}
36
45
 
37
46
 	return index;
38
47
 }
..
..
@@ -58,14 +67,24 @@
58
67
 	return core_mask;
59
68
 }
60
69
 
61
-static int rknn_get_task_number(struct rknpu_job *job, int core_index)
70
+static int rknpu_get_task_number(struct rknpu_job *job, int core_index)
62
71
 {
72
+	struct rknpu_device *rknpu_dev = job->rknpu_dev;
63
73
 	int task_num = job->args->task_number;
64
74
 
65
-	if (job->use_core_num == 2)
66
-		task_num = job->args->subcore_task[core_index].task_number;
67
-	else if (job->use_core_num == 3)
68
-		task_num = job->args->subcore_task[core_index + 2].task_number;
75
+	if (core_index >= RKNPU_MAX_CORES || core_index < 0) {
76
+		LOG_ERROR("invalid rknpu core index: %d", core_index);
77
+		return 0;
78
+	}
79
+
80
+	if (rknpu_dev->config->num_irqs > 1) {
81
+		if (job->use_core_num == 1 || job->use_core_num == 2)
82
+			task_num =
83
+				job->args->subcore_task[core_index].task_number;
84
+		else if (job->use_core_num == 3)
85
+			task_num = job->args->subcore_task[core_index + 2]
86
+					   .task_number;
87
+	}
69
88
 
70
89
 	return task_num;
71
90
 }
..
..
@@ -112,8 +131,6 @@
112
131
 #ifdef CONFIG_ROCKCHIP_RKNPU_DRM_GEM
113
132
 	struct rknpu_gem_object *task_obj = NULL;
114
133
 #endif
115
-	if (rknpu_dev->config->num_irqs == 1)
116
-		args->core_mask = RKNPU_CORE0_MASK;
117
134
 
118
135
 	job = kzalloc(sizeof(*job), GFP_KERNEL);
119
136
 	if (!job)
..
..
@@ -157,10 +174,12 @@
157
174
 	struct rknpu_submit *args = job->args;
158
175
 	struct rknpu_task *last_task = NULL;
159
176
 	struct rknpu_subcore_data *subcore_data = NULL;
177
+	struct rknpu_job *entry, *q;
160
178
 	void __iomem *rknpu_core_base = NULL;
161
-	int core_index = rknpu_core_index(job->args->core_mask);
179
+	int core_index = rknpu_wait_core_index(job->args->core_mask);
162
180
 	unsigned long flags;
163
181
 	int wait_count = 0;
182
+	bool continue_wait = false;
164
183
 	int ret = -EINVAL;
165
184
 	int i = 0;
166
185
 
..
..
@@ -171,31 +190,47 @@
171
190
 					 job->flags & RKNPU_JOB_DONE ||
172
191
 						 rknpu_dev->soft_reseting,
173
192
 					 msecs_to_jiffies(args->timeout));
193
+
174
194
 		if (++wait_count >= 3)
175
195
 			break;
176
-	} while (ret == 0 && job->in_queue[core_index]);
177
196
 
178
-	if (job->in_queue[core_index]) {
179
-		spin_lock_irqsave(&rknpu_dev->lock, flags);
180
-		subcore_data->task_num -= rknn_get_task_number(job, core_index);
181
-		if (job->use_core_num == 1) {
182
-			list_del_init(&job->head[core_index]);
183
-			job->in_queue[core_index] = false;
184
-		} else if (job->use_core_num > 1) {
185
-			for (i = 0; i < job->use_core_num; i++) {
186
-				if (job->in_queue[i]) {
187
-					list_del_init(&job->head[i]);
188
-					job->in_queue[i] = false;
197
+		if (ret == 0) {
198
+			int64_t elapse_time_us = 0;
199
+			spin_lock_irqsave(&rknpu_dev->irq_lock, flags);
200
+			elapse_time_us = ktime_us_delta(ktime_get(),
201
+							job->hw_commit_time);
202
+			continue_wait =
203
+				job->hw_commit_time == 0 ?
204
+					true :
205
+					(elapse_time_us < args->timeout * 1000);
206
+			spin_unlock_irqrestore(&rknpu_dev->irq_lock, flags);
207
+			LOG_ERROR(
208
+				"job: %p, wait_count: %d, continue wait: %d, commit elapse time: %lldus, wait time: %lldus, timeout: %uus\n",
209
+				job, wait_count, continue_wait,
210
+				(job->hw_commit_time == 0 ? 0 : elapse_time_us),
211
+				ktime_us_delta(ktime_get(), job->timestamp),
212
+				args->timeout * 1000);
213
+		}
214
+	} while (ret == 0 && continue_wait);
215
+
216
+	last_task = job->last_task;
217
+	if (!last_task) {
218
+		spin_lock_irqsave(&rknpu_dev->irq_lock, flags);
219
+		for (i = 0; i < job->use_core_num; i++) {
220
+			subcore_data = &rknpu_dev->subcore_datas[i];
221
+			list_for_each_entry_safe(
222
+				entry, q, &subcore_data->todo_list, head[i]) {
223
+				if (entry == job) {
224
+					list_del(&job->head[i]);
225
+					break;
189
226
 				}
190
227
 			}
191
228
 		}
192
-		spin_unlock_irqrestore(&rknpu_dev->lock, flags);
229
+		spin_unlock_irqrestore(&rknpu_dev->irq_lock, flags);
230
+
231
+		LOG_ERROR("job commit failed\n");
193
232
 		return ret < 0 ? ret : -EINVAL;
194
233
 	}
195
-
196
-	last_task = job->last_task;
197
-	if (!last_task)
198
-		return ret < 0 ? ret : -EINVAL;
199
234
 
200
235
 	last_task->int_status = job->int_status[core_index];
201
236
 
..
..
@@ -213,7 +248,7 @@
213
248
 		LOG_ERROR(
214
249
 			"failed to wait job, task counter: %d, flags: %#x, ret = %d, elapsed time: %lldus\n",
215
250
 			args->task_counter, args->flags, ret,
216
-			ktime_to_us(ktime_sub(ktime_get(), job->timestamp)));
251
+			ktime_us_delta(ktime_get(), job->timestamp));
217
252
 
218
253
 		return ret < 0 ? ret : -ETIMEDOUT;
219
254
 	}
..
..
@@ -222,11 +257,13 @@
222
257
 		return -EINVAL;
223
258
 
224
259
 	args->task_counter = args->task_number;
260
+	args->hw_elapse_time = job->hw_elapse_time;
225
261
 
226
262
 	return 0;
227
263
 }
228
264
 
229
-static inline int rknpu_job_commit_pc(struct rknpu_job *job, int core_index)
265
+static inline int rknpu_job_subcore_commit_pc(struct rknpu_job *job,
266
+					      int core_index)
230
267
 {
231
268
 	struct rknpu_device *rknpu_dev = job->rknpu_dev;
232
269
 	struct rknpu_submit *args = job->args;
..
..
@@ -243,15 +280,20 @@
243
280
 	struct rknpu_task *last_task = NULL;
244
281
 	void __iomem *rknpu_core_base = rknpu_dev->base[core_index];
245
282
 	int task_start = args->task_start;
246
-	int task_end = args->task_start + args->task_number - 1;
283
+	int task_end;
247
284
 	int task_number = args->task_number;
248
285
 	int task_pp_en = args->flags & RKNPU_JOB_PINGPONG ? 1 : 0;
249
286
 	int pc_data_amount_scale = rknpu_dev->config->pc_data_amount_scale;
250
287
 	int pc_task_number_bits = rknpu_dev->config->pc_task_number_bits;
251
288
 	int i = 0;
289
+	int submit_index = atomic_read(&job->submit_count[core_index]);
290
+	int max_submit_number = rknpu_dev->config->max_submit_number;
291
+	unsigned long flags;
252
292
 
253
-	if (!task_obj)
254
-		return -EINVAL;
293
+	if (!task_obj) {
294
+		job->ret = -EINVAL;
295
+		return job->ret;
296
+	}
255
297
 
256
298
 	if (rknpu_dev->config->num_irqs > 1) {
257
299
 		for (i = 0; i < rknpu_dev->config->num_irqs; i++) {
..
..
@@ -261,38 +303,44 @@
261
303
 			}
262
304
 		}
263
305
 
264
-		if (job->use_core_num == 1) {
306
+		switch (job->use_core_num) {
307
+		case 1:
308
+		case 2:
265
309
 			task_start = args->subcore_task[core_index].task_start;
266
-			task_end = args->subcore_task[core_index].task_start +
267
-				   args->subcore_task[core_index].task_number -
268
-				   1;
269
310
 			task_number =
270
311
 				args->subcore_task[core_index].task_number;
271
-		} else if (job->use_core_num == 2) {
272
-			task_start = args->subcore_task[core_index].task_start;
273
-			task_end = args->subcore_task[core_index].task_start +
274
-				   args->subcore_task[core_index].task_number -
275
-				   1;
276
-			task_number =
277
-				args->subcore_task[core_index].task_number;
278
-		} else if (job->use_core_num == 3) {
312
+			break;
313
+		case 3:
279
314
 			task_start =
280
315
 				args->subcore_task[core_index + 2].task_start;
281
-			task_end =
282
-				args->subcore_task[core_index + 2].task_start +
283
-				args->subcore_task[core_index + 2].task_number -
284
-				1;
285
316
 			task_number =
286
317
 				args->subcore_task[core_index + 2].task_number;
318
+			break;
319
+		default:
320
+			LOG_ERROR("Unknown use core num %d\n",
321
+				  job->use_core_num);
322
+			break;
287
323
 		}
288
324
 	}
325
+
326
+	task_start = task_start + submit_index * max_submit_number;
327
+	task_number = task_number - submit_index * max_submit_number;
328
+	task_number = task_number > max_submit_number ? max_submit_number :
329
+							task_number;
330
+	task_end = task_start + task_number - 1;
289
331
 
290
332
 	task_base = task_obj->kv_addr;
291
333
 
292
334
 	first_task = &task_base[task_start];
293
335
 	last_task = &task_base[task_end];
294
336
 
295
-	REG_WRITE(first_task->regcmd_addr, RKNPU_OFFSET_PC_DATA_ADDR);
337
+	if (rknpu_dev->config->pc_dma_ctrl) {
338
+		spin_lock_irqsave(&rknpu_dev->irq_lock, flags);
339
+		REG_WRITE(first_task->regcmd_addr, RKNPU_OFFSET_PC_DATA_ADDR);
340
+		spin_unlock_irqrestore(&rknpu_dev->irq_lock, flags);
341
+	} else {
342
+		REG_WRITE(first_task->regcmd_addr, RKNPU_OFFSET_PC_DATA_ADDR);
343
+	}
296
344
 
297
345
 	REG_WRITE((first_task->regcfg_amount + RKNPU_PC_DATA_EXTRA_AMOUNT +
298
346
 		   pc_data_amount_scale - 1) /
..
..
@@ -319,19 +367,56 @@
319
367
 	return 0;
320
368
 }
321
369
 
322
-static int rknpu_job_commit(struct rknpu_job *job, int core_index)
370
+static inline int rknpu_job_subcore_commit(struct rknpu_job *job,
371
+					   int core_index)
323
372
 {
324
373
 	struct rknpu_device *rknpu_dev = job->rknpu_dev;
325
374
 	struct rknpu_submit *args = job->args;
326
375
 	void __iomem *rknpu_core_base = rknpu_dev->base[core_index];
376
+	unsigned long flags;
327
377
 
328
378
 	// switch to slave mode
329
-	REG_WRITE(0x1, RKNPU_OFFSET_PC_DATA_ADDR);
379
+	if (rknpu_dev->config->pc_dma_ctrl) {
380
+		spin_lock_irqsave(&rknpu_dev->irq_lock, flags);
381
+		REG_WRITE(0x1, RKNPU_OFFSET_PC_DATA_ADDR);
382
+		spin_unlock_irqrestore(&rknpu_dev->irq_lock, flags);
383
+	} else {
384
+		REG_WRITE(0x1, RKNPU_OFFSET_PC_DATA_ADDR);
385
+	}
330
386
 
331
-	if (!(args->flags & RKNPU_JOB_PC))
332
-		return -EINVAL;
387
+	if (!(args->flags & RKNPU_JOB_PC)) {
388
+		job->ret = -EINVAL;
389
+		return job->ret;
390
+	}
333
391
 
334
-	return rknpu_job_commit_pc(job, core_index);
392
+	return rknpu_job_subcore_commit_pc(job, core_index);
393
+}
394
+
395
+static void rknpu_job_commit(struct rknpu_job *job)
396
+{
397
+	switch (job->args->core_mask) {
398
+	case RKNPU_CORE0_MASK:
399
+		rknpu_job_subcore_commit(job, 0);
400
+		break;
401
+	case RKNPU_CORE1_MASK:
402
+		rknpu_job_subcore_commit(job, 1);
403
+		break;
404
+	case RKNPU_CORE2_MASK:
405
+		rknpu_job_subcore_commit(job, 2);
406
+		break;
407
+	case RKNPU_CORE0_MASK | RKNPU_CORE1_MASK:
408
+		rknpu_job_subcore_commit(job, 0);
409
+		rknpu_job_subcore_commit(job, 1);
410
+		break;
411
+	case RKNPU_CORE0_MASK | RKNPU_CORE1_MASK | RKNPU_CORE2_MASK:
412
+		rknpu_job_subcore_commit(job, 0);
413
+		rknpu_job_subcore_commit(job, 1);
414
+		rknpu_job_subcore_commit(job, 2);
415
+		break;
416
+	default:
417
+		LOG_ERROR("Unknown core mask: %d\n", job->args->core_mask);
418
+		break;
419
+	}
335
420
 }
336
421
 
337
422
 static void rknpu_job_next(struct rknpu_device *rknpu_dev, int core_index)
..
..
@@ -356,18 +441,13 @@
356
441
 			       head[core_index]);
357
442
 
358
443
 	list_del_init(&job->head[core_index]);
359
-	job->in_queue[core_index] = false;
360
444
 	subcore_data->job = job;
361
-	job->hw_recoder_time = ktime_get();
445
+	job->hw_commit_time = ktime_get();
446
+	job->hw_recoder_time = job->hw_commit_time;
362
447
 	spin_unlock_irqrestore(&rknpu_dev->irq_lock, flags);
363
448
 
364
449
 	if (atomic_dec_and_test(&job->run_count)) {
365
-		if (job->args->core_mask & RKNPU_CORE0_MASK)
366
-			job->ret = rknpu_job_commit(job, 0);
367
-		if (job->args->core_mask & RKNPU_CORE1_MASK)
368
-			job->ret = rknpu_job_commit(job, 1);
369
-		if (job->args->core_mask & RKNPU_CORE2_MASK)
370
-			job->ret = rknpu_job_commit(job, 2);
450
+		rknpu_job_commit(job);
371
451
 	}
372
452
 }
373
453
 
..
..
@@ -375,16 +455,25 @@
375
455
 {
376
456
 	struct rknpu_device *rknpu_dev = job->rknpu_dev;
377
457
 	struct rknpu_subcore_data *subcore_data = NULL;
458
+	ktime_t now;
378
459
 	unsigned long flags;
379
-	ktime_t now = ktime_get();
460
+	int max_submit_number = rknpu_dev->config->max_submit_number;
461
+
462
+	if (atomic_inc_return(&job->submit_count[core_index]) <
463
+	    (rknpu_get_task_number(job, core_index) + max_submit_number - 1) /
464
+		    max_submit_number) {
465
+		rknpu_job_subcore_commit(job, core_index);
466
+		return;
467
+	}
380
468
 
381
469
 	subcore_data = &rknpu_dev->subcore_datas[core_index];
382
470
 
383
471
 	spin_lock_irqsave(&rknpu_dev->irq_lock, flags);
384
472
 	subcore_data->job = NULL;
385
-	subcore_data->task_num -= rknn_get_task_number(job, core_index);
386
-	subcore_data->timer.busy_time +=
387
-		ktime_us_delta(now, job->hw_recoder_time);
473
+	subcore_data->task_num -= rknpu_get_task_number(job, core_index);
474
+	now = ktime_get();
475
+	job->hw_elapse_time = ktime_sub(now, job->hw_commit_time);
476
+	subcore_data->timer.busy_time += ktime_sub(now, job->hw_recoder_time);
388
477
 	spin_unlock_irqrestore(&rknpu_dev->irq_lock, flags);
389
478
 
390
479
 	if (atomic_dec_and_test(&job->interrupt_count)) {
..
..
@@ -408,43 +497,32 @@
408
497
 	rknpu_job_next(rknpu_dev, core_index);
409
498
 }
410
499
 
500
+static int rknpu_schedule_core_index(struct rknpu_device *rknpu_dev)
501
+{
502
+	int core_num = rknpu_dev->config->num_irqs;
503
+	int task_num = rknpu_dev->subcore_datas[0].task_num;
504
+	int core_index = 0;
505
+	int i = 0;
506
+
507
+	for (i = 1; i < core_num; i++) {
508
+		if (task_num > rknpu_dev->subcore_datas[i].task_num) {
509
+			core_index = i;
510
+			task_num = rknpu_dev->subcore_datas[i].task_num;
511
+		}
512
+	}
513
+
514
+	return core_index;
515
+}
516
+
411
517
 static void rknpu_job_schedule(struct rknpu_job *job)
412
518
 {
413
519
 	struct rknpu_device *rknpu_dev = job->rknpu_dev;
414
520
 	struct rknpu_subcore_data *subcore_data = NULL;
415
521
 	int i = 0, core_index = 0;
416
522
 	unsigned long flags;
417
-	int task_num_list[3] = { 0, 1, 2 };
418
-	int tmp = 0;
419
523
 
420
-	if ((job->args->core_mask & 0x07) == RKNPU_CORE_AUTO_MASK) {
421
-		if (rknpu_dev->subcore_datas[0].task_num >
422
-		    rknpu_dev->subcore_datas[1].task_num) {
423
-			tmp = task_num_list[1];
424
-			task_num_list[1] = task_num_list[0];
425
-			task_num_list[0] = tmp;
426
-		}
427
-		if (rknpu_dev->subcore_datas[task_num_list[0]].task_num >
428
-		    rknpu_dev->subcore_datas[2].task_num) {
429
-			tmp = task_num_list[2];
430
-			task_num_list[2] = task_num_list[1];
431
-			task_num_list[1] = task_num_list[0];
432
-			task_num_list[0] = tmp;
433
-		} else if (rknpu_dev->subcore_datas[task_num_list[1]].task_num >
434
-			   rknpu_dev->subcore_datas[2].task_num) {
435
-			tmp = task_num_list[2];
436
-			task_num_list[2] = task_num_list[1];
437
-			task_num_list[1] = tmp;
438
-		}
439
-		if (!rknpu_dev->subcore_datas[task_num_list[0]].job)
440
-			core_index = task_num_list[0];
441
-		else if (!rknpu_dev->subcore_datas[task_num_list[1]].job)
442
-			core_index = task_num_list[1];
443
-		else if (!rknpu_dev->subcore_datas[task_num_list[2]].job)
444
-			core_index = task_num_list[2];
445
-		else
446
-			core_index = task_num_list[0];
447
-
524
+	if (job->args->core_mask == RKNPU_CORE_AUTO_MASK) {
525
+		core_index = rknpu_schedule_core_index(rknpu_dev);
448
526
 		job->args->core_mask = rknpu_core_mask(core_index);
449
527
 		job->use_core_num = 1;
450
528
 		atomic_set(&job->run_count, job->use_core_num);
..
..
@@ -456,8 +534,7 @@
456
534
 		if (job->args->core_mask & rknpu_core_mask(i)) {
457
535
 			subcore_data = &rknpu_dev->subcore_datas[i];
458
536
 			list_add_tail(&job->head[i], &subcore_data->todo_list);
459
-			subcore_data->task_num += rknn_get_task_number(job, i);
460
-			job->in_queue[i] = true;
537
+			subcore_data->task_num += rknpu_get_task_number(job, i);
461
538
 		}
462
539
 	}
463
540
 	spin_unlock_irqrestore(&rknpu_dev->irq_lock, flags);
..
..
@@ -477,18 +554,18 @@
477
554
 
478
555
 	msleep(100);
479
556
 
557
+	spin_lock_irqsave(&rknpu_dev->irq_lock, flags);
480
558
 	for (i = 0; i < rknpu_dev->config->num_irqs; i++) {
481
559
 		if (job->args->core_mask & rknpu_core_mask(i)) {
482
560
 			subcore_data = &rknpu_dev->subcore_datas[i];
483
-			spin_lock_irqsave(&rknpu_dev->irq_lock, flags);
484
561
 			if (job == subcore_data->job && !job->irq_entry[i]) {
485
562
 				subcore_data->job = NULL;
486
563
 				subcore_data->task_num -=
487
-					rknn_get_task_number(job, i);
564
+					rknpu_get_task_number(job, i);
488
565
 			}
489
-			spin_unlock_irqrestore(&rknpu_dev->irq_lock, flags);
490
566
 		}
491
567
 	}
568
+	spin_unlock_irqrestore(&rknpu_dev->irq_lock, flags);
492
569
 
493
570
 	if (job->ret == -ETIMEDOUT) {
494
571
 		LOG_ERROR("job timeout, flags: %#x:\n", job->flags);
..
..
@@ -505,8 +582,8 @@
505
582
 						 rknpu_dev->config
506
583
 							 ->pc_task_status_offset) &
507
584
 					 rknpu_dev->config->pc_task_number_mask),
508
-					ktime_to_us(ktime_sub(ktime_get(),
509
-							      job->timestamp)));
585
+					ktime_us_delta(ktime_get(),
586
+						       job->timestamp));
510
587
 			}
511
588
 		}
512
589
 		rknpu_soft_reset(rknpu_dev);
..
..
@@ -514,7 +591,7 @@
514
591
 		LOG_ERROR(
515
592
 			"job abort, flags: %#x, ret: %d, elapsed time: %lldus\n",
516
593
 			job->flags, job->ret,
517
-			ktime_to_us(ktime_sub(ktime_get(), job->timestamp)));
594
+			ktime_us_delta(ktime_get(), job->timestamp));
518
595
 	}
519
596
 
520
597
 	rknpu_job_cleanup(job);
..
..
@@ -609,7 +686,6 @@
609
686
 {
610
687
 	struct rknpu_job *job = NULL;
611
688
 	unsigned long flags;
612
-	ktime_t now = ktime_get();
613
689
 	struct rknpu_subcore_data *subcore_data = NULL;
614
690
 	int i = 0;
615
691
 
..
..
@@ -618,7 +694,7 @@
618
694
 			subcore_data = &rknpu_dev->subcore_datas[i];
619
695
 			job = subcore_data->job;
620
696
 			if (job &&
621
-			    ktime_to_ms(ktime_sub(now, job->timestamp)) >=
697
+			    ktime_us_delta(ktime_get(), job->timestamp) >=
622
698
 				    job->args->timeout) {
623
699
 				rknpu_soft_reset(rknpu_dev);
624
700
 
..
..
@@ -640,7 +716,6 @@
640
716
 							struct rknpu_job,
641
717
 							head[i]);
642
718
 						list_del_init(&job->head[i]);
643
-						job->in_queue[i] = false;
644
719
 					} else {
645
720
 						job = NULL;
646
721
 					}
..
..
@@ -661,6 +736,11 @@
661
736
 
662
737
 	if (args->task_number == 0) {
663
738
 		LOG_ERROR("invalid rknpu task number!\n");
739
+		return -EINVAL;
740
+	}
741
+
742
+	if (args->core_mask > rknpu_dev->config->core_mask) {
743
+		LOG_ERROR("invalid rknpu core mask: %#x", args->core_mask);
664
744
 		return -EINVAL;
665
745
 	}
666
746
 
..
..
@@ -861,27 +941,30 @@
861
941
 int rknpu_clear_rw_amount(struct rknpu_device *rknpu_dev)
862
942
 {
863
943
 	void __iomem *rknpu_core_base = rknpu_dev->base[0];
944
+	unsigned long flags;
864
945
 
865
946
 	if (!rknpu_dev->config->bw_enable) {
866
947
 		LOG_WARN("Clear rw_amount is not supported on this device!\n");
867
948
 		return 0;
868
949
 	}
869
950
 
870
-	spin_lock(&rknpu_dev->lock);
871
-
872
951
 	if (rknpu_dev->config->pc_dma_ctrl) {
873
-		uint32_t pc_data_addr = REG_READ(RKNPU_OFFSET_PC_DATA_ADDR);
952
+		uint32_t pc_data_addr = 0;
953
+
954
+		spin_lock_irqsave(&rknpu_dev->irq_lock, flags);
955
+		pc_data_addr = REG_READ(RKNPU_OFFSET_PC_DATA_ADDR);
874
956
 
875
957
 		REG_WRITE(0x1, RKNPU_OFFSET_PC_DATA_ADDR);
876
958
 		REG_WRITE(0x80000101, RKNPU_OFFSET_CLR_ALL_RW_AMOUNT);
877
959
 		REG_WRITE(0x00000101, RKNPU_OFFSET_CLR_ALL_RW_AMOUNT);
878
960
 		REG_WRITE(pc_data_addr, RKNPU_OFFSET_PC_DATA_ADDR);
961
+		spin_unlock_irqrestore(&rknpu_dev->irq_lock, flags);
879
962
 	} else {
963
+		spin_lock(&rknpu_dev->lock);
880
964
 		REG_WRITE(0x80000101, RKNPU_OFFSET_CLR_ALL_RW_AMOUNT);
881
965
 		REG_WRITE(0x00000101, RKNPU_OFFSET_CLR_ALL_RW_AMOUNT);
966
+		spin_unlock(&rknpu_dev->lock);
882
967
 	}
883
-
884
-	spin_unlock(&rknpu_dev->lock);
885
968
 
886
969
 	return 0;
887
970
 }