1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  * Copyright (c) 2012-2016, The Linux Foundation. All rights reserved.
4  * Copyright (C) 2017 Linaro Ltd.
5  */
6 #include <linux/init.h>
7 #include <linux/interconnect.h>
8 #include <linux/io.h>
9 #include <linux/ioctl.h>
10 #include <linux/delay.h>
11 #include <linux/devcoredump.h>
12 #include <linux/list.h>
13 #include <linux/module.h>
14 #include <linux/of.h>
15 #include <linux/of_platform.h>
16 #include <linux/platform_device.h>
17 #include <linux/slab.h>
18 #include <linux/types.h>
19 #include <linux/pm_domain.h>
20 #include <linux/pm_runtime.h>
21 #include <media/videobuf2-v4l2.h>
22 #include <media/v4l2-ctrls.h>
23 #include <media/v4l2-mem2mem.h>
24 #include <media/v4l2-ioctl.h>
25 
26 #include "core.h"
27 #include "firmware.h"
28 #include "pm_helpers.h"
29 #include "hfi_venus_io.h"
30 
venus_coredump(struct venus_core * core)31 static void venus_coredump(struct venus_core *core)
32 {
33 	struct device *dev;
34 	phys_addr_t mem_phys;
35 	size_t mem_size;
36 	void *mem_va;
37 	void *data;
38 
39 	dev = core->dev;
40 	mem_phys = core->fw.mem_phys;
41 	mem_size = core->fw.mem_size;
42 
43 	mem_va = memremap(mem_phys, mem_size, MEMREMAP_WC);
44 	if (!mem_va)
45 		return;
46 
47 	data = vmalloc(mem_size);
48 	if (!data) {
49 		memunmap(mem_va);
50 		return;
51 	}
52 
53 	memcpy(data, mem_va, mem_size);
54 	memunmap(mem_va);
55 	dev_coredumpv(dev, data, mem_size, GFP_KERNEL);
56 }
57 
venus_event_notify(struct venus_core * core,u32 event)58 static void venus_event_notify(struct venus_core *core, u32 event)
59 {
60 	struct venus_inst *inst;
61 
62 	switch (event) {
63 	case EVT_SYS_WATCHDOG_TIMEOUT:
64 	case EVT_SYS_ERROR:
65 		break;
66 	default:
67 		return;
68 	}
69 
70 	mutex_lock(&core->lock);
71 	set_bit(0, &core->sys_error);
72 	set_bit(0, &core->dump_core);
73 	list_for_each_entry(inst, &core->instances, list)
74 		inst->ops->event_notify(inst, EVT_SESSION_ERROR, NULL);
75 	mutex_unlock(&core->lock);
76 
77 	disable_irq_nosync(core->irq);
78 	schedule_delayed_work(&core->work, msecs_to_jiffies(10));
79 }
80 
81 static const struct hfi_core_ops venus_core_ops = {
82 	.event_notify = venus_event_notify,
83 };
84 
85 #define RPM_WAIT_FOR_IDLE_MAX_ATTEMPTS 10
86 
venus_sys_error_handler(struct work_struct * work)87 static void venus_sys_error_handler(struct work_struct *work)
88 {
89 	struct venus_core *core =
90 			container_of(work, struct venus_core, work.work);
91 	int ret, i, max_attempts = RPM_WAIT_FOR_IDLE_MAX_ATTEMPTS;
92 	const char *err_msg = "";
93 	bool failed = false;
94 
95 	ret = pm_runtime_get_sync(core->dev);
96 	if (ret < 0) {
97 		err_msg = "resume runtime PM";
98 		max_attempts = 0;
99 		failed = true;
100 	}
101 
102 	core->ops->core_deinit(core);
103 	core->state = CORE_UNINIT;
104 
105 	for (i = 0; i < max_attempts; i++) {
106 		if (!pm_runtime_active(core->dev_dec) && !pm_runtime_active(core->dev_enc))
107 			break;
108 		msleep(10);
109 	}
110 
111 	mutex_lock(&core->lock);
112 
113 	venus_shutdown(core);
114 
115 	if (test_bit(0, &core->dump_core)) {
116 		venus_coredump(core);
117 		clear_bit(0, &core->dump_core);
118 	}
119 
120 	pm_runtime_put_sync(core->dev);
121 
122 	for (i = 0; i < max_attempts; i++) {
123 		if (!core->pmdomains ||
124 		    !pm_runtime_active(core->pmdomains->pd_devs[0]))
125 			break;
126 		usleep_range(1000, 1500);
127 	}
128 
129 	hfi_reinit(core);
130 
131 	ret = pm_runtime_get_sync(core->dev);
132 	if (ret < 0) {
133 		err_msg = "resume runtime PM";
134 		failed = true;
135 	}
136 
137 	ret = venus_boot(core);
138 	if (ret && !failed) {
139 		err_msg = "boot Venus";
140 		failed = true;
141 	}
142 
143 	ret = hfi_core_resume(core, true);
144 	if (ret && !failed) {
145 		err_msg = "resume HFI";
146 		failed = true;
147 	}
148 
149 	enable_irq(core->irq);
150 
151 	mutex_unlock(&core->lock);
152 
153 	ret = hfi_core_init(core);
154 	if (ret && !failed) {
155 		err_msg = "init HFI";
156 		failed = true;
157 	}
158 
159 	pm_runtime_put_sync(core->dev);
160 
161 	if (failed) {
162 		disable_irq_nosync(core->irq);
163 		dev_warn_ratelimited(core->dev,
164 				     "System error has occurred, recovery failed to %s\n",
165 				     err_msg);
166 		schedule_delayed_work(&core->work, msecs_to_jiffies(10));
167 		return;
168 	}
169 
170 	dev_warn(core->dev, "system error has occurred (recovered)\n");
171 
172 	mutex_lock(&core->lock);
173 	clear_bit(0, &core->sys_error);
174 	wake_up_all(&core->sys_err_done);
175 	mutex_unlock(&core->lock);
176 }
177 
to_v4l2_codec_type(u32 codec)178 static u32 to_v4l2_codec_type(u32 codec)
179 {
180 	switch (codec) {
181 	case HFI_VIDEO_CODEC_H264:
182 		return V4L2_PIX_FMT_H264;
183 	case HFI_VIDEO_CODEC_H263:
184 		return V4L2_PIX_FMT_H263;
185 	case HFI_VIDEO_CODEC_MPEG1:
186 		return V4L2_PIX_FMT_MPEG1;
187 	case HFI_VIDEO_CODEC_MPEG2:
188 		return V4L2_PIX_FMT_MPEG2;
189 	case HFI_VIDEO_CODEC_MPEG4:
190 		return V4L2_PIX_FMT_MPEG4;
191 	case HFI_VIDEO_CODEC_VC1:
192 		return V4L2_PIX_FMT_VC1_ANNEX_G;
193 	case HFI_VIDEO_CODEC_VP8:
194 		return V4L2_PIX_FMT_VP8;
195 	case HFI_VIDEO_CODEC_VP9:
196 		return V4L2_PIX_FMT_VP9;
197 	case HFI_VIDEO_CODEC_DIVX:
198 	case HFI_VIDEO_CODEC_DIVX_311:
199 		return V4L2_PIX_FMT_XVID;
200 	default:
201 		return 0;
202 	}
203 }
204 
venus_enumerate_codecs(struct venus_core * core,u32 type)205 static int venus_enumerate_codecs(struct venus_core *core, u32 type)
206 {
207 	const struct hfi_inst_ops dummy_ops = {};
208 	struct venus_inst *inst;
209 	u32 codec, codecs;
210 	unsigned int i;
211 	int ret;
212 
213 	if (core->res->hfi_version != HFI_VERSION_1XX)
214 		return 0;
215 
216 	inst = kzalloc(sizeof(*inst), GFP_KERNEL);
217 	if (!inst)
218 		return -ENOMEM;
219 
220 	mutex_init(&inst->lock);
221 	inst->core = core;
222 	inst->session_type = type;
223 	if (type == VIDC_SESSION_TYPE_DEC)
224 		codecs = core->dec_codecs;
225 	else
226 		codecs = core->enc_codecs;
227 
228 	ret = hfi_session_create(inst, &dummy_ops);
229 	if (ret)
230 		goto err;
231 
232 	for (i = 0; i < MAX_CODEC_NUM; i++) {
233 		codec = (1UL << i) & codecs;
234 		if (!codec)
235 			continue;
236 
237 		ret = hfi_session_init(inst, to_v4l2_codec_type(codec));
238 		if (ret)
239 			goto done;
240 
241 		ret = hfi_session_deinit(inst);
242 		if (ret)
243 			goto done;
244 	}
245 
246 done:
247 	hfi_session_destroy(inst);
248 err:
249 	mutex_destroy(&inst->lock);
250 	kfree(inst);
251 
252 	return ret;
253 }
254 
venus_assign_register_offsets(struct venus_core * core)255 static void venus_assign_register_offsets(struct venus_core *core)
256 {
257 	if (IS_IRIS2(core) || IS_IRIS2_1(core)) {
258 		core->vbif_base = core->base + VBIF_BASE;
259 		core->cpu_base = core->base + CPU_BASE_V6;
260 		core->cpu_cs_base = core->base + CPU_CS_BASE_V6;
261 		core->cpu_ic_base = core->base + CPU_IC_BASE_V6;
262 		core->wrapper_base = core->base + WRAPPER_BASE_V6;
263 		core->wrapper_tz_base = core->base + WRAPPER_TZ_BASE_V6;
264 		core->aon_base = core->base + AON_BASE_V6;
265 	} else {
266 		core->vbif_base = core->base + VBIF_BASE;
267 		core->cpu_base = core->base + CPU_BASE;
268 		core->cpu_cs_base = core->base + CPU_CS_BASE;
269 		core->cpu_ic_base = core->base + CPU_IC_BASE;
270 		core->wrapper_base = core->base + WRAPPER_BASE;
271 		core->wrapper_tz_base = NULL;
272 		core->aon_base = NULL;
273 	}
274 }
275 
venus_isr_thread(int irq,void * dev_id)276 static irqreturn_t venus_isr_thread(int irq, void *dev_id)
277 {
278 	struct venus_core *core = dev_id;
279 	irqreturn_t ret;
280 
281 	ret = hfi_isr_thread(irq, dev_id);
282 
283 	if (ret == IRQ_HANDLED && venus_fault_inject_ssr())
284 		hfi_core_trigger_ssr(core, HFI_TEST_SSR_SW_ERR_FATAL);
285 
286 	return ret;
287 }
288 
289 #if defined(CONFIG_OF_DYNAMIC)
venus_add_video_core(struct venus_core * core,const char * node_name,const char * compat)290 static int venus_add_video_core(struct venus_core *core, const char *node_name,
291 				const char *compat)
292 {
293 	struct of_changeset *ocs = core->ocs;
294 	struct device *dev = core->dev;
295 	struct device_node *np, *enp;
296 	int ret;
297 
298 	if (!node_name)
299 		return 0;
300 
301 	enp = of_find_node_by_name(dev->of_node, node_name);
302 	if (enp) {
303 		of_node_put(enp);
304 		return 0;
305 	}
306 
307 	np = of_changeset_create_node(ocs, dev->of_node, node_name);
308 	if (!np) {
309 		dev_err(dev, "Unable to create new node\n");
310 		return -ENODEV;
311 	}
312 
313 	ret = of_changeset_add_prop_string(ocs, np, "compatible", compat);
314 	if (ret)
315 		dev_err(dev, "unable to add %s\n", compat);
316 
317 	of_node_put(np);
318 
319 	return ret;
320 }
321 
venus_add_dynamic_nodes(struct venus_core * core)322 static int venus_add_dynamic_nodes(struct venus_core *core)
323 {
324 	struct device *dev = core->dev;
325 	int ret;
326 
327 	core->ocs = kmalloc(sizeof(*core->ocs), GFP_KERNEL);
328 	if (!core->ocs)
329 		return -ENOMEM;
330 
331 	of_changeset_init(core->ocs);
332 
333 	ret = venus_add_video_core(core, core->res->dec_nodename, "venus-decoder");
334 	if (ret)
335 		goto err;
336 
337 	ret = venus_add_video_core(core, core->res->enc_nodename, "venus-encoder");
338 	if (ret)
339 		goto err;
340 
341 	ret = of_changeset_apply(core->ocs);
342 	if (ret) {
343 		dev_err(dev, "applying changeset fail ret %d\n", ret);
344 		goto err;
345 	}
346 
347 	return 0;
348 err:
349 	of_changeset_destroy(core->ocs);
350 	kfree(core->ocs);
351 	core->ocs = NULL;
352 	return ret;
353 }
354 
venus_remove_dynamic_nodes(struct venus_core * core)355 static void venus_remove_dynamic_nodes(struct venus_core *core)
356 {
357 	if (core->ocs) {
358 		of_changeset_revert(core->ocs);
359 		of_changeset_destroy(core->ocs);
360 		kfree(core->ocs);
361 	}
362 }
363 #else
venus_add_dynamic_nodes(struct venus_core * core)364 static int venus_add_dynamic_nodes(struct venus_core *core)
365 {
366 	return 0;
367 }
368 
venus_remove_dynamic_nodes(struct venus_core * core)369 static void venus_remove_dynamic_nodes(struct venus_core *core) {}
370 #endif
371 
venus_probe(struct platform_device * pdev)372 static int venus_probe(struct platform_device *pdev)
373 {
374 	struct device *dev = &pdev->dev;
375 	struct venus_core *core;
376 	int ret;
377 
378 	core = devm_kzalloc(dev, sizeof(*core), GFP_KERNEL);
379 	if (!core)
380 		return -ENOMEM;
381 
382 	core->dev = dev;
383 
384 	core->base = devm_platform_ioremap_resource(pdev, 0);
385 	if (IS_ERR(core->base))
386 		return PTR_ERR(core->base);
387 
388 	core->video_path = devm_of_icc_get(dev, "video-mem");
389 	if (IS_ERR(core->video_path))
390 		return PTR_ERR(core->video_path);
391 
392 	core->cpucfg_path = devm_of_icc_get(dev, "cpu-cfg");
393 	if (IS_ERR(core->cpucfg_path))
394 		return PTR_ERR(core->cpucfg_path);
395 
396 	core->irq = platform_get_irq(pdev, 0);
397 	if (core->irq < 0)
398 		return core->irq;
399 
400 	core->res = of_device_get_match_data(dev);
401 	if (!core->res)
402 		return -ENODEV;
403 
404 	mutex_init(&core->pm_lock);
405 
406 	core->pm_ops = venus_pm_get(core->res->hfi_version);
407 	if (!core->pm_ops)
408 		return -ENODEV;
409 
410 	if (core->pm_ops->core_get) {
411 		ret = core->pm_ops->core_get(core);
412 		if (ret)
413 			return ret;
414 	}
415 
416 	ret = dma_set_mask_and_coherent(dev, core->res->dma_mask);
417 	if (ret)
418 		goto err_core_put;
419 
420 	dma_set_max_seg_size(dev, UINT_MAX);
421 
422 	INIT_LIST_HEAD(&core->instances);
423 	mutex_init(&core->lock);
424 	INIT_DELAYED_WORK(&core->work, venus_sys_error_handler);
425 	init_waitqueue_head(&core->sys_err_done);
426 
427 	ret = devm_request_threaded_irq(dev, core->irq, hfi_isr, venus_isr_thread,
428 					IRQF_TRIGGER_HIGH | IRQF_ONESHOT,
429 					"venus", core);
430 	if (ret)
431 		goto err_core_put;
432 
433 	ret = hfi_create(core, &venus_core_ops);
434 	if (ret)
435 		goto err_core_put;
436 
437 	venus_assign_register_offsets(core);
438 
439 	ret = v4l2_device_register(dev, &core->v4l2_dev);
440 	if (ret)
441 		goto err_core_deinit;
442 
443 	platform_set_drvdata(pdev, core);
444 
445 	pm_runtime_enable(dev);
446 
447 	ret = pm_runtime_get_sync(dev);
448 	if (ret < 0)
449 		goto err_runtime_disable;
450 
451 	if (core->res->dec_nodename || core->res->enc_nodename) {
452 		ret = venus_add_dynamic_nodes(core);
453 		if (ret)
454 			goto err_runtime_disable;
455 	}
456 
457 	ret = of_platform_populate(dev->of_node, NULL, NULL, dev);
458 	if (ret)
459 		goto err_remove_dynamic_nodes;
460 
461 	ret = venus_firmware_init(core);
462 	if (ret)
463 		goto err_of_depopulate;
464 
465 	ret = venus_boot(core);
466 	if (ret)
467 		goto err_firmware_deinit;
468 
469 	ret = hfi_core_resume(core, true);
470 	if (ret)
471 		goto err_venus_shutdown;
472 
473 	ret = hfi_core_init(core);
474 	if (ret)
475 		goto err_venus_shutdown;
476 
477 	ret = venus_enumerate_codecs(core, VIDC_SESSION_TYPE_DEC);
478 	if (ret)
479 		goto err_venus_shutdown;
480 
481 	ret = venus_enumerate_codecs(core, VIDC_SESSION_TYPE_ENC);
482 	if (ret)
483 		goto err_venus_shutdown;
484 
485 	ret = pm_runtime_put_sync(dev);
486 	if (ret) {
487 		pm_runtime_get_noresume(dev);
488 		goto err_dev_unregister;
489 	}
490 
491 	venus_dbgfs_init(core);
492 
493 	return 0;
494 
495 err_dev_unregister:
496 	v4l2_device_unregister(&core->v4l2_dev);
497 err_venus_shutdown:
498 	venus_shutdown(core);
499 err_firmware_deinit:
500 	venus_firmware_deinit(core);
501 err_of_depopulate:
502 	of_platform_depopulate(dev);
503 err_remove_dynamic_nodes:
504 	venus_remove_dynamic_nodes(core);
505 err_runtime_disable:
506 	pm_runtime_put_noidle(dev);
507 	pm_runtime_disable(dev);
508 	pm_runtime_set_suspended(dev);
509 	hfi_destroy(core);
510 err_core_deinit:
511 	hfi_core_deinit(core, false);
512 err_core_put:
513 	if (core->pm_ops->core_put)
514 		core->pm_ops->core_put(core);
515 	return ret;
516 }
517 
venus_remove(struct platform_device * pdev)518 static void venus_remove(struct platform_device *pdev)
519 {
520 	struct venus_core *core = platform_get_drvdata(pdev);
521 	const struct venus_pm_ops *pm_ops = core->pm_ops;
522 	struct device *dev = core->dev;
523 	int ret;
524 
525 	cancel_delayed_work_sync(&core->work);
526 	ret = pm_runtime_get_sync(dev);
527 	WARN_ON(ret < 0);
528 
529 	ret = hfi_core_deinit(core, true);
530 	WARN_ON(ret);
531 
532 	venus_shutdown(core);
533 	of_platform_depopulate(dev);
534 
535 	venus_firmware_deinit(core);
536 
537 	venus_remove_dynamic_nodes(core);
538 
539 	pm_runtime_put_sync(dev);
540 	pm_runtime_disable(dev);
541 
542 	if (pm_ops->core_put)
543 		pm_ops->core_put(core);
544 
545 	v4l2_device_unregister(&core->v4l2_dev);
546 
547 	hfi_destroy(core);
548 
549 	mutex_destroy(&core->pm_lock);
550 	mutex_destroy(&core->lock);
551 	venus_dbgfs_deinit(core);
552 }
553 
venus_core_shutdown(struct platform_device * pdev)554 static void venus_core_shutdown(struct platform_device *pdev)
555 {
556 	struct venus_core *core = platform_get_drvdata(pdev);
557 
558 	pm_runtime_get_sync(core->dev);
559 	venus_shutdown(core);
560 	venus_firmware_deinit(core);
561 	pm_runtime_put_sync(core->dev);
562 }
563 
venus_runtime_suspend(struct device * dev)564 static __maybe_unused int venus_runtime_suspend(struct device *dev)
565 {
566 	struct venus_core *core = dev_get_drvdata(dev);
567 	const struct venus_pm_ops *pm_ops = core->pm_ops;
568 	int ret;
569 
570 	ret = hfi_core_suspend(core);
571 	if (ret)
572 		return ret;
573 
574 	if (pm_ops->core_power) {
575 		ret = pm_ops->core_power(core, POWER_OFF);
576 		if (ret)
577 			return ret;
578 	}
579 
580 	ret = icc_set_bw(core->cpucfg_path, 0, 0);
581 	if (ret)
582 		goto err_cpucfg_path;
583 
584 	ret = icc_set_bw(core->video_path, 0, 0);
585 	if (ret)
586 		goto err_video_path;
587 
588 	return ret;
589 
590 err_video_path:
591 	icc_set_bw(core->cpucfg_path, kbps_to_icc(1000), 0);
592 err_cpucfg_path:
593 	if (pm_ops->core_power)
594 		pm_ops->core_power(core, POWER_ON);
595 
596 	return ret;
597 }
598 
venus_close_common(struct venus_inst * inst)599 void venus_close_common(struct venus_inst *inst)
600 {
601 	/*
602 	 * Make sure we don't have IRQ/IRQ-thread currently running
603 	 * or pending execution, which would race with the inst destruction.
604 	 */
605 	synchronize_irq(inst->core->irq);
606 
607 	v4l2_m2m_ctx_release(inst->m2m_ctx);
608 	v4l2_m2m_release(inst->m2m_dev);
609 	hfi_session_destroy(inst);
610 	v4l2_fh_del(&inst->fh);
611 	v4l2_fh_exit(&inst->fh);
612 	v4l2_ctrl_handler_free(&inst->ctrl_handler);
613 
614 	mutex_destroy(&inst->lock);
615 	mutex_destroy(&inst->ctx_q_lock);
616 }
617 EXPORT_SYMBOL_GPL(venus_close_common);
618 
venus_runtime_resume(struct device * dev)619 static __maybe_unused int venus_runtime_resume(struct device *dev)
620 {
621 	struct venus_core *core = dev_get_drvdata(dev);
622 	const struct venus_pm_ops *pm_ops = core->pm_ops;
623 	int ret;
624 
625 	ret = icc_set_bw(core->video_path, kbps_to_icc(20000), 0);
626 	if (ret)
627 		return ret;
628 
629 	ret = icc_set_bw(core->cpucfg_path, kbps_to_icc(1000), 0);
630 	if (ret)
631 		return ret;
632 
633 	if (pm_ops->core_power) {
634 		ret = pm_ops->core_power(core, POWER_ON);
635 		if (ret)
636 			return ret;
637 	}
638 
639 	return hfi_core_resume(core, false);
640 }
641 
642 static const struct dev_pm_ops venus_pm_ops = {
643 	SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend,
644 				pm_runtime_force_resume)
645 	SET_RUNTIME_PM_OPS(venus_runtime_suspend, venus_runtime_resume, NULL)
646 };
647 
648 static const struct freq_tbl msm8916_freq_table[] = {
649 	{ 352800, 228570000 },	/* 1920x1088 @ 30 + 1280x720 @ 30 */
650 	{ 244800, 160000000 },	/* 1920x1088 @ 30 */
651 	{ 108000, 100000000 },	/* 1280x720 @ 30 */
652 };
653 
654 static const struct reg_val msm8916_reg_preset[] = {
655 	{ 0xe0020, 0x05555556 },
656 	{ 0xe0024, 0x05555556 },
657 	{ 0x80124, 0x00000003 },
658 };
659 
660 static const struct venus_resources msm8916_res = {
661 	.freq_tbl = msm8916_freq_table,
662 	.freq_tbl_size = ARRAY_SIZE(msm8916_freq_table),
663 	.reg_tbl = msm8916_reg_preset,
664 	.reg_tbl_size = ARRAY_SIZE(msm8916_reg_preset),
665 	.clks = { "core", "iface", "bus", },
666 	.clks_num = 3,
667 	.max_load = 352800, /* 720p@30 + 1080p@30 */
668 	.hfi_version = HFI_VERSION_1XX,
669 	.vmem_id = VIDC_RESOURCE_NONE,
670 	.vmem_size = 0,
671 	.vmem_addr = 0,
672 	.dma_mask = 0xddc00000 - 1,
673 	.fwname = "qcom/venus-1.8/venus.mbn",
674 	.dec_nodename = "video-decoder",
675 	.enc_nodename = "video-encoder",
676 };
677 
678 static const struct freq_tbl msm8996_freq_table[] = {
679 	{ 1944000, 520000000 },	/* 4k UHD @ 60 (decode only) */
680 	{  972000, 520000000 },	/* 4k UHD @ 30 */
681 	{  489600, 346666667 },	/* 1080p @ 60 */
682 	{  244800, 150000000 },	/* 1080p @ 30 */
683 	{  108000,  75000000 },	/* 720p @ 30 */
684 };
685 
686 static const struct reg_val msm8996_reg_preset[] = {
687 	{ 0x80010, 0xffffffff },
688 	{ 0x80018, 0x00001556 },
689 	{ 0x8001C, 0x00001556 },
690 };
691 
692 static const struct venus_resources msm8996_res = {
693 	.freq_tbl = msm8996_freq_table,
694 	.freq_tbl_size = ARRAY_SIZE(msm8996_freq_table),
695 	.reg_tbl = msm8996_reg_preset,
696 	.reg_tbl_size = ARRAY_SIZE(msm8996_reg_preset),
697 	.clks = {"core", "iface", "bus", "mbus" },
698 	.clks_num = 4,
699 	.vcodec0_clks = { "core" },
700 	.vcodec1_clks = { "core" },
701 	.vcodec_clks_num = 1,
702 	.max_load = 2563200,
703 	.hfi_version = HFI_VERSION_3XX,
704 	.vmem_id = VIDC_RESOURCE_NONE,
705 	.vmem_size = 0,
706 	.vmem_addr = 0,
707 	.dma_mask = 0xddc00000 - 1,
708 	.fwname = "qcom/venus-4.2/venus.mbn",
709 };
710 
711 static const struct freq_tbl msm8998_freq_table[] = {
712 	{ 1944000, 465000000 },	/* 4k UHD @ 60 (decode only) */
713 	{  972000, 465000000 },	/* 4k UHD @ 30 */
714 	{  489600, 360000000 },	/* 1080p @ 60 */
715 	{  244800, 186000000 },	/* 1080p @ 30 */
716 	{  108000, 100000000 },	/* 720p @ 30 */
717 };
718 
719 static const struct reg_val msm8998_reg_preset[] = {
720 	{ 0x80124, 0x00000003 },
721 	{ 0x80550, 0x01111111 },
722 	{ 0x80560, 0x01111111 },
723 	{ 0x80568, 0x01111111 },
724 	{ 0x80570, 0x01111111 },
725 	{ 0x80580, 0x01111111 },
726 	{ 0x80588, 0x01111111 },
727 	{ 0xe2010, 0x00000000 },
728 };
729 
730 static const struct venus_resources msm8998_res = {
731 	.freq_tbl = msm8998_freq_table,
732 	.freq_tbl_size = ARRAY_SIZE(msm8998_freq_table),
733 	.reg_tbl = msm8998_reg_preset,
734 	.reg_tbl_size = ARRAY_SIZE(msm8998_reg_preset),
735 	.clks = { "core", "iface", "bus", "mbus" },
736 	.clks_num = 4,
737 	.vcodec0_clks = { "core" },
738 	.vcodec1_clks = { "core" },
739 	.vcodec_clks_num = 1,
740 	.max_load = 2563200,
741 	.hfi_version = HFI_VERSION_3XX,
742 	.vmem_id = VIDC_RESOURCE_NONE,
743 	.vmem_size = 0,
744 	.vmem_addr = 0,
745 	.dma_mask = 0xddc00000 - 1,
746 	.fwname = "qcom/venus-4.4/venus.mbn",
747 };
748 
749 static const struct freq_tbl sdm660_freq_table[] = {
750 	{ 979200, 518400000 },
751 	{ 489600, 441600000 },
752 	{ 432000, 404000000 },
753 	{ 244800, 320000000 },
754 	{ 216000, 269330000 },
755 	{ 108000, 133330000 },
756 };
757 
758 static const struct reg_val sdm660_reg_preset[] = {
759 	{ 0x80010, 0x001f001f },
760 	{ 0x80018, 0x00000156 },
761 	{ 0x8001c, 0x00000156 },
762 };
763 
764 static const struct bw_tbl sdm660_bw_table_enc[] = {
765 	{  979200,  1044000, 0, 2446336, 0 },	/* 4k UHD @ 30 */
766 	{  864000,   887000, 0, 2108416, 0 },	/* 720p @ 240 */
767 	{  489600,   666000, 0, 1207296, 0 },	/* 1080p @ 60 */
768 	{  432000,   578000, 0, 1058816, 0 },	/* 720p @ 120 */
769 	{  244800,   346000, 0,  616448, 0 },	/* 1080p @ 30 */
770 	{  216000,   293000, 0,  534528, 0 },	/* 720p @ 60 */
771 	{  108000,   151000, 0,  271360, 0 },	/* 720p @ 30 */
772 };
773 
774 static const struct bw_tbl sdm660_bw_table_dec[] = {
775 	{  979200,  2365000, 0, 1892000, 0 },	/* 4k UHD @ 30 */
776 	{  864000,  1978000, 0, 1554000, 0 },	/* 720p @ 240 */
777 	{  489600,  1133000, 0,  895000, 0 },	/* 1080p @ 60 */
778 	{  432000,   994000, 0,  781000, 0 },	/* 720p @ 120 */
779 	{  244800,   580000, 0,  460000, 0 },	/* 1080p @ 30 */
780 	{  216000,   501000, 0,  301000, 0 },	/* 720p @ 60 */
781 	{  108000,   255000, 0,  202000, 0 },	/* 720p @ 30 */
782 };
783 
784 static const struct venus_resources sdm660_res = {
785 	.freq_tbl = sdm660_freq_table,
786 	.freq_tbl_size = ARRAY_SIZE(sdm660_freq_table),
787 	.reg_tbl = sdm660_reg_preset,
788 	.reg_tbl_size = ARRAY_SIZE(sdm660_reg_preset),
789 	.bw_tbl_enc = sdm660_bw_table_enc,
790 	.bw_tbl_enc_size = ARRAY_SIZE(sdm660_bw_table_enc),
791 	.bw_tbl_dec = sdm660_bw_table_dec,
792 	.bw_tbl_dec_size = ARRAY_SIZE(sdm660_bw_table_dec),
793 	.clks = {"core", "iface", "bus", "bus_throttle" },
794 	.clks_num = 4,
795 	.vcodec0_clks = { "vcodec0_core" },
796 	.vcodec1_clks = { "vcodec0_core" },
797 	.vcodec_clks_num = 1,
798 	.vcodec_num = 1,
799 	.max_load = 1036800,
800 	.hfi_version = HFI_VERSION_3XX,
801 	.vmem_id = VIDC_RESOURCE_NONE,
802 	.vmem_size = 0,
803 	.vmem_addr = 0,
804 	.cp_start = 0,
805 	.cp_size = 0x79000000,
806 	.cp_nonpixel_start = 0x1000000,
807 	.cp_nonpixel_size = 0x28000000,
808 	.dma_mask = 0xd9000000 - 1,
809 	.fwname = "qcom/venus-4.4/venus.mdt",
810 };
811 
812 static const struct freq_tbl sdm845_freq_table[] = {
813 	{ 3110400, 533000000 },	/* 4096x2160@90 */
814 	{ 2073600, 444000000 },	/* 4096x2160@60 */
815 	{ 1944000, 404000000 },	/* 3840x2160@60 */
816 	{  972000, 330000000 },	/* 3840x2160@30 */
817 	{  489600, 200000000 },	/* 1920x1080@60 */
818 	{  244800, 100000000 },	/* 1920x1080@30 */
819 };
820 
821 static const struct bw_tbl sdm845_bw_table_enc[] = {
822 	{ 1944000, 1612000, 0, 2416000, 0 },	/* 3840x2160@60 */
823 	{  972000,  951000, 0, 1434000, 0 },	/* 3840x2160@30 */
824 	{  489600,  723000, 0,  973000, 0 },	/* 1920x1080@60 */
825 	{  244800,  370000, 0,	495000, 0 },	/* 1920x1080@30 */
826 };
827 
828 static const struct bw_tbl sdm845_bw_table_dec[] = {
829 	{ 2073600, 3929000, 0, 5551000, 0 },	/* 4096x2160@60 */
830 	{ 1036800, 1987000, 0, 2797000, 0 },	/* 4096x2160@30 */
831 	{  489600, 1040000, 0, 1298000, 0 },	/* 1920x1080@60 */
832 	{  244800,  530000, 0,  659000, 0 },	/* 1920x1080@30 */
833 };
834 
835 static const struct venus_resources sdm845_res = {
836 	.freq_tbl = sdm845_freq_table,
837 	.freq_tbl_size = ARRAY_SIZE(sdm845_freq_table),
838 	.bw_tbl_enc = sdm845_bw_table_enc,
839 	.bw_tbl_enc_size = ARRAY_SIZE(sdm845_bw_table_enc),
840 	.bw_tbl_dec = sdm845_bw_table_dec,
841 	.bw_tbl_dec_size = ARRAY_SIZE(sdm845_bw_table_dec),
842 	.clks = {"core", "iface", "bus" },
843 	.clks_num = 3,
844 	.vcodec0_clks = { "core", "bus" },
845 	.vcodec1_clks = { "core", "bus" },
846 	.vcodec_clks_num = 2,
847 	.max_load = 3110400,	/* 4096x2160@90 */
848 	.hfi_version = HFI_VERSION_4XX,
849 	.vpu_version = VPU_VERSION_AR50,
850 	.vmem_id = VIDC_RESOURCE_NONE,
851 	.vmem_size = 0,
852 	.vmem_addr = 0,
853 	.dma_mask = 0xe0000000 - 1,
854 	.fwname = "qcom/venus-5.2/venus.mbn",
855 };
856 
857 static const struct venus_resources sdm845_res_v2 = {
858 	.freq_tbl = sdm845_freq_table,
859 	.freq_tbl_size = ARRAY_SIZE(sdm845_freq_table),
860 	.bw_tbl_enc = sdm845_bw_table_enc,
861 	.bw_tbl_enc_size = ARRAY_SIZE(sdm845_bw_table_enc),
862 	.bw_tbl_dec = sdm845_bw_table_dec,
863 	.bw_tbl_dec_size = ARRAY_SIZE(sdm845_bw_table_dec),
864 	.clks = {"core", "iface", "bus" },
865 	.clks_num = 3,
866 	.vcodec0_clks = { "vcodec0_core", "vcodec0_bus" },
867 	.vcodec1_clks = { "vcodec1_core", "vcodec1_bus" },
868 	.vcodec_clks_num = 2,
869 	.vcodec_pmdomains = (const char *[]) { "venus", "vcodec0", "vcodec1" },
870 	.vcodec_pmdomains_num = 3,
871 	.opp_pmdomain = (const char *[]) { "cx" },
872 	.vcodec_num = 2,
873 	.max_load = 3110400,	/* 4096x2160@90 */
874 	.hfi_version = HFI_VERSION_4XX,
875 	.vpu_version = VPU_VERSION_AR50,
876 	.vmem_id = VIDC_RESOURCE_NONE,
877 	.vmem_size = 0,
878 	.vmem_addr = 0,
879 	.dma_mask = 0xe0000000 - 1,
880 	.cp_start = 0,
881 	.cp_size = 0x70800000,
882 	.cp_nonpixel_start = 0x1000000,
883 	.cp_nonpixel_size = 0x24800000,
884 	.fwname = "qcom/venus-5.2/venus.mbn",
885 	.dec_nodename = "video-core0",
886 	.enc_nodename = "video-core1",
887 };
888 
889 static const struct freq_tbl sc7180_freq_table[] = {
890 	{  0, 500000000 },
891 	{  0, 434000000 },
892 	{  0, 340000000 },
893 	{  0, 270000000 },
894 	{  0, 150000000 },
895 };
896 
897 static const struct bw_tbl sc7180_bw_table_enc[] = {
898 	{  972000,  750000, 0, 0, 0 },	/* 3840x2160@30 */
899 	{  489600,  451000, 0, 0, 0 },	/* 1920x1080@60 */
900 	{  244800,  234000, 0, 0, 0 },	/* 1920x1080@30 */
901 };
902 
903 static const struct bw_tbl sc7180_bw_table_dec[] = {
904 	{ 1036800, 1386000, 0, 1875000, 0 },	/* 4096x2160@30 */
905 	{  489600,  865000, 0, 1146000, 0 },	/* 1920x1080@60 */
906 	{  244800,  530000, 0,  583000, 0 },	/* 1920x1080@30 */
907 };
908 
909 static const struct venus_resources sc7180_res = {
910 	.freq_tbl = sc7180_freq_table,
911 	.freq_tbl_size = ARRAY_SIZE(sc7180_freq_table),
912 	.bw_tbl_enc = sc7180_bw_table_enc,
913 	.bw_tbl_enc_size = ARRAY_SIZE(sc7180_bw_table_enc),
914 	.bw_tbl_dec = sc7180_bw_table_dec,
915 	.bw_tbl_dec_size = ARRAY_SIZE(sc7180_bw_table_dec),
916 	.clks = {"core", "iface", "bus" },
917 	.clks_num = 3,
918 	.vcodec0_clks = { "vcodec0_core", "vcodec0_bus" },
919 	.vcodec_clks_num = 2,
920 	.vcodec_pmdomains = (const char *[]) { "venus", "vcodec0" },
921 	.vcodec_pmdomains_num = 2,
922 	.opp_pmdomain = (const char *[]) { "cx" },
923 	.vcodec_num = 1,
924 	.hfi_version = HFI_VERSION_4XX,
925 	.vpu_version = VPU_VERSION_AR50,
926 	.vmem_id = VIDC_RESOURCE_NONE,
927 	.vmem_size = 0,
928 	.vmem_addr = 0,
929 	.dma_mask = 0xe0000000 - 1,
930 	.cp_start = 0,
931 	.cp_size = 0x70800000,
932 	.cp_nonpixel_start = 0x1000000,
933 	.cp_nonpixel_size = 0x24800000,
934 	.fwname = "qcom/venus-5.4/venus.mbn",
935 	.dec_nodename = "video-decoder",
936 	.enc_nodename = "video-encoder",
937 };
938 
939 static const struct freq_tbl sm8250_freq_table[] = {
940 	{ 0, 444000000 },
941 	{ 0, 366000000 },
942 	{ 0, 338000000 },
943 	{ 0, 240000000 },
944 };
945 
946 static const struct bw_tbl sm8250_bw_table_enc[] = {
947 	{ 1944000, 1954000, 0, 3711000, 0 },	/* 3840x2160@60 */
948 	{  972000,  996000, 0, 1905000, 0 },	/* 3840x2160@30 */
949 	{  489600,  645000, 0,  977000, 0 },	/* 1920x1080@60 */
950 	{  244800,  332000, 0,	498000, 0 },	/* 1920x1080@30 */
951 };
952 
953 static const struct bw_tbl sm8250_bw_table_dec[] = {
954 	{ 2073600, 2403000, 0, 4113000, 0 },	/* 4096x2160@60 */
955 	{ 1036800, 1224000, 0, 2079000, 0 },	/* 4096x2160@30 */
956 	{  489600,  812000, 0,  998000, 0 },	/* 1920x1080@60 */
957 	{  244800,  416000, 0,  509000, 0 },	/* 1920x1080@30 */
958 };
959 
960 static const struct reg_val sm8250_reg_preset[] = {
961 	{ 0xb0088, 0 },
962 };
963 
964 static const struct venus_resources sm8250_res = {
965 	.freq_tbl = sm8250_freq_table,
966 	.freq_tbl_size = ARRAY_SIZE(sm8250_freq_table),
967 	.reg_tbl = sm8250_reg_preset,
968 	.reg_tbl_size = ARRAY_SIZE(sm8250_reg_preset),
969 	.bw_tbl_enc = sm8250_bw_table_enc,
970 	.bw_tbl_enc_size = ARRAY_SIZE(sm8250_bw_table_enc),
971 	.bw_tbl_dec = sm8250_bw_table_dec,
972 	.bw_tbl_dec_size = ARRAY_SIZE(sm8250_bw_table_dec),
973 	.clks = {"core", "iface"},
974 	.clks_num = 2,
975 	.resets = { "bus", "core" },
976 	.resets_num = 2,
977 	.vcodec0_clks = { "vcodec0_core" },
978 	.vcodec_clks_num = 1,
979 	.vcodec_pmdomains = (const char *[]) { "venus", "vcodec0" },
980 	.vcodec_pmdomains_num = 2,
981 	.opp_pmdomain = (const char *[]) { "mx" },
982 	.vcodec_num = 1,
983 	.max_load = 7833600,
984 	.hfi_version = HFI_VERSION_6XX,
985 	.vpu_version = VPU_VERSION_IRIS2,
986 	.num_vpp_pipes = 4,
987 	.vmem_id = VIDC_RESOURCE_NONE,
988 	.vmem_size = 0,
989 	.vmem_addr = 0,
990 	.dma_mask = 0xe0000000 - 1,
991 	.fwname = "qcom/vpu-1.0/venus.mbn",
992 	.dec_nodename = "video-decoder",
993 	.enc_nodename = "video-encoder",
994 };
995 
996 static const struct freq_tbl sc7280_freq_table[] = {
997 	{ 0, 460000000 },
998 	{ 0, 424000000 },
999 	{ 0, 335000000 },
1000 	{ 0, 240000000 },
1001 	{ 0, 133333333 },
1002 };
1003 
1004 static const struct bw_tbl sc7280_bw_table_enc[] = {
1005 	{ 1944000, 1896000, 0, 3657000, 0 },	/* 3840x2160@60 */
1006 	{  972000,  968000, 0, 1848000, 0 },	/* 3840x2160@30 */
1007 	{  489600,  618000, 0,  941000, 0 },	/* 1920x1080@60 */
1008 	{  244800,  318000, 0,	480000, 0 },	/* 1920x1080@30 */
1009 };
1010 
1011 static const struct bw_tbl sc7280_bw_table_dec[] = {
1012 	{ 2073600, 2128000, 0, 3831000, 0 },	/* 4096x2160@60 */
1013 	{ 1036800, 1085000, 0, 1937000, 0 },	/* 4096x2160@30 */
1014 	{  489600,  779000, 0,  998000, 0 },	/* 1920x1080@60 */
1015 	{  244800,  400000, 0,  509000, 0 },	/* 1920x1080@30 */
1016 };
1017 
1018 static const struct reg_val sm7280_reg_preset[] = {
1019 	{ 0xb0088, 0 },
1020 };
1021 
1022 static const struct hfi_ubwc_config sc7280_ubwc_config = {
1023 	0, 0, {1, 1, 1, 0, 0, 0}, 8, 32, 14, 0, 0, {0, 0}
1024 };
1025 
1026 static const struct venus_resources sc7280_res = {
1027 	.freq_tbl = sc7280_freq_table,
1028 	.freq_tbl_size = ARRAY_SIZE(sc7280_freq_table),
1029 	.reg_tbl = sm7280_reg_preset,
1030 	.reg_tbl_size = ARRAY_SIZE(sm7280_reg_preset),
1031 	.bw_tbl_enc = sc7280_bw_table_enc,
1032 	.bw_tbl_enc_size = ARRAY_SIZE(sc7280_bw_table_enc),
1033 	.bw_tbl_dec = sc7280_bw_table_dec,
1034 	.bw_tbl_dec_size = ARRAY_SIZE(sc7280_bw_table_dec),
1035 	.ubwc_conf = &sc7280_ubwc_config,
1036 	.clks = {"core", "bus", "iface"},
1037 	.clks_num = 3,
1038 	.vcodec0_clks = {"vcodec_core", "vcodec_bus"},
1039 	.vcodec_clks_num = 2,
1040 	.vcodec_pmdomains = (const char *[]) { "venus", "vcodec0" },
1041 	.vcodec_pmdomains_num = 2,
1042 	.opp_pmdomain = (const char *[]) { "cx" },
1043 	.vcodec_num = 1,
1044 	.hfi_version = HFI_VERSION_6XX,
1045 	.vpu_version = VPU_VERSION_IRIS2_1,
1046 	.num_vpp_pipes = 1,
1047 	.vmem_id = VIDC_RESOURCE_NONE,
1048 	.vmem_size = 0,
1049 	.vmem_addr = 0,
1050 	.dma_mask = 0xe0000000 - 1,
1051 	.cp_start = 0,
1052 	.cp_size = 0x25800000,
1053 	.cp_nonpixel_start = 0x1000000,
1054 	.cp_nonpixel_size = 0x24800000,
1055 	.fwname = "qcom/vpu-2.0/venus.mbn",
1056 	.dec_nodename = "video-decoder",
1057 	.enc_nodename = "video-encoder",
1058 };
1059 
1060 static const struct of_device_id venus_dt_match[] = {
1061 	{ .compatible = "qcom,msm8916-venus", .data = &msm8916_res, },
1062 	{ .compatible = "qcom,msm8996-venus", .data = &msm8996_res, },
1063 	{ .compatible = "qcom,msm8998-venus", .data = &msm8998_res, },
1064 	{ .compatible = "qcom,sdm660-venus", .data = &sdm660_res, },
1065 	{ .compatible = "qcom,sdm845-venus", .data = &sdm845_res, },
1066 	{ .compatible = "qcom,sdm845-venus-v2", .data = &sdm845_res_v2, },
1067 	{ .compatible = "qcom,sc7180-venus", .data = &sc7180_res, },
1068 	{ .compatible = "qcom,sc7280-venus", .data = &sc7280_res, },
1069 	{ .compatible = "qcom,sm8250-venus", .data = &sm8250_res, },
1070 	{ }
1071 };
1072 MODULE_DEVICE_TABLE(of, venus_dt_match);
1073 
1074 static struct platform_driver qcom_venus_driver = {
1075 	.probe = venus_probe,
1076 	.remove = venus_remove,
1077 	.driver = {
1078 		.name = "qcom-venus",
1079 		.of_match_table = venus_dt_match,
1080 		.pm = &venus_pm_ops,
1081 	},
1082 	.shutdown = venus_core_shutdown,
1083 };
1084 module_platform_driver(qcom_venus_driver);
1085 
1086 MODULE_ALIAS("platform:qcom-venus");
1087 MODULE_DESCRIPTION("Qualcomm Venus video encoder and decoder driver");
1088 MODULE_LICENSE("GPL v2");
1089