1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * Qualcomm ADSP/SLPI Peripheral Image Loader for MSM8974 and MSM8996
4 *
5 * Copyright (C) 2016 Linaro Ltd
6 * Copyright (C) 2014 Sony Mobile Communications AB
7 * Copyright (c) 2012-2013, The Linux Foundation. All rights reserved.
8 */
9
10 #include <linux/clk.h>
11 #include <linux/delay.h>
12 #include <linux/firmware.h>
13 #include <linux/interrupt.h>
14 #include <linux/kernel.h>
15 #include <linux/module.h>
16 #include <linux/of.h>
17 #include <linux/of_address.h>
18 #include <linux/of_reserved_mem.h>
19 #include <linux/platform_device.h>
20 #include <linux/pm_domain.h>
21 #include <linux/pm_runtime.h>
22 #include <linux/firmware/qcom/qcom_scm.h>
23 #include <linux/regulator/consumer.h>
24 #include <linux/remoteproc.h>
25 #include <linux/soc/qcom/mdt_loader.h>
26 #include <linux/soc/qcom/smem.h>
27 #include <linux/soc/qcom/smem_state.h>
28
29 #include "qcom_common.h"
30 #include "qcom_pil_info.h"
31 #include "qcom_q6v5.h"
32 #include "remoteproc_internal.h"
33
34 #define ADSP_DECRYPT_SHUTDOWN_DELAY_MS 100
35
36 struct adsp_data {
37 int crash_reason_smem;
38 const char *firmware_name;
39 const char *dtb_firmware_name;
40 int pas_id;
41 int dtb_pas_id;
42 unsigned int minidump_id;
43 bool auto_boot;
44 bool decrypt_shutdown;
45
46 char **proxy_pd_names;
47
48 const char *load_state;
49 const char *ssr_name;
50 const char *sysmon_name;
51 int ssctl_id;
52
53 int region_assign_idx;
54 };
55
56 struct qcom_adsp {
57 struct device *dev;
58 struct rproc *rproc;
59
60 struct qcom_q6v5 q6v5;
61
62 struct clk *xo;
63 struct clk *aggre2_clk;
64
65 struct regulator *cx_supply;
66 struct regulator *px_supply;
67
68 struct device *proxy_pds[3];
69
70 int proxy_pd_count;
71
72 const char *dtb_firmware_name;
73 int pas_id;
74 int dtb_pas_id;
75 unsigned int minidump_id;
76 int crash_reason_smem;
77 bool decrypt_shutdown;
78 const char *info_name;
79
80 const struct firmware *firmware;
81 const struct firmware *dtb_firmware;
82
83 struct completion start_done;
84 struct completion stop_done;
85
86 phys_addr_t mem_phys;
87 phys_addr_t dtb_mem_phys;
88 phys_addr_t mem_reloc;
89 phys_addr_t dtb_mem_reloc;
90 phys_addr_t region_assign_phys;
91 void *mem_region;
92 void *dtb_mem_region;
93 size_t mem_size;
94 size_t dtb_mem_size;
95 size_t region_assign_size;
96
97 int region_assign_idx;
98 u64 region_assign_perms;
99
100 struct qcom_rproc_glink glink_subdev;
101 struct qcom_rproc_subdev smd_subdev;
102 struct qcom_rproc_ssr ssr_subdev;
103 struct qcom_sysmon *sysmon;
104
105 struct qcom_scm_pas_metadata pas_metadata;
106 struct qcom_scm_pas_metadata dtb_pas_metadata;
107 };
108
adsp_segment_dump(struct rproc * rproc,struct rproc_dump_segment * segment,void * dest,size_t offset,size_t size)109 static void adsp_segment_dump(struct rproc *rproc, struct rproc_dump_segment *segment,
110 void *dest, size_t offset, size_t size)
111 {
112 struct qcom_adsp *adsp = rproc->priv;
113 int total_offset;
114
115 total_offset = segment->da + segment->offset + offset - adsp->mem_phys;
116 if (total_offset < 0 || total_offset + size > adsp->mem_size) {
117 dev_err(adsp->dev,
118 "invalid copy request for segment %pad with offset %zu and size %zu)\n",
119 &segment->da, offset, size);
120 memset(dest, 0xff, size);
121 return;
122 }
123
124 memcpy_fromio(dest, adsp->mem_region + total_offset, size);
125 }
126
adsp_minidump(struct rproc * rproc)127 static void adsp_minidump(struct rproc *rproc)
128 {
129 struct qcom_adsp *adsp = rproc->priv;
130
131 if (rproc->dump_conf == RPROC_COREDUMP_DISABLED)
132 return;
133
134 qcom_minidump(rproc, adsp->minidump_id, adsp_segment_dump);
135 }
136
adsp_pds_enable(struct qcom_adsp * adsp,struct device ** pds,size_t pd_count)137 static int adsp_pds_enable(struct qcom_adsp *adsp, struct device **pds,
138 size_t pd_count)
139 {
140 int ret;
141 int i;
142
143 for (i = 0; i < pd_count; i++) {
144 dev_pm_genpd_set_performance_state(pds[i], INT_MAX);
145 ret = pm_runtime_get_sync(pds[i]);
146 if (ret < 0) {
147 pm_runtime_put_noidle(pds[i]);
148 dev_pm_genpd_set_performance_state(pds[i], 0);
149 goto unroll_pd_votes;
150 }
151 }
152
153 return 0;
154
155 unroll_pd_votes:
156 for (i--; i >= 0; i--) {
157 dev_pm_genpd_set_performance_state(pds[i], 0);
158 pm_runtime_put(pds[i]);
159 }
160
161 return ret;
162 };
163
adsp_pds_disable(struct qcom_adsp * adsp,struct device ** pds,size_t pd_count)164 static void adsp_pds_disable(struct qcom_adsp *adsp, struct device **pds,
165 size_t pd_count)
166 {
167 int i;
168
169 for (i = 0; i < pd_count; i++) {
170 dev_pm_genpd_set_performance_state(pds[i], 0);
171 pm_runtime_put(pds[i]);
172 }
173 }
174
adsp_shutdown_poll_decrypt(struct qcom_adsp * adsp)175 static int adsp_shutdown_poll_decrypt(struct qcom_adsp *adsp)
176 {
177 unsigned int retry_num = 50;
178 int ret;
179
180 do {
181 msleep(ADSP_DECRYPT_SHUTDOWN_DELAY_MS);
182 ret = qcom_scm_pas_shutdown(adsp->pas_id);
183 } while (ret == -EINVAL && --retry_num);
184
185 return ret;
186 }
187
adsp_unprepare(struct rproc * rproc)188 static int adsp_unprepare(struct rproc *rproc)
189 {
190 struct qcom_adsp *adsp = rproc->priv;
191
192 /*
193 * adsp_load() did pass pas_metadata to the SCM driver for storing
194 * metadata context. It might have been released already if
195 * auth_and_reset() was successful, but in other cases clean it up
196 * here.
197 */
198 qcom_scm_pas_metadata_release(&adsp->pas_metadata);
199 if (adsp->dtb_pas_id)
200 qcom_scm_pas_metadata_release(&adsp->dtb_pas_metadata);
201
202 return 0;
203 }
204
adsp_load(struct rproc * rproc,const struct firmware * fw)205 static int adsp_load(struct rproc *rproc, const struct firmware *fw)
206 {
207 struct qcom_adsp *adsp = rproc->priv;
208 int ret;
209
210 /* Store firmware handle to be used in adsp_start() */
211 adsp->firmware = fw;
212
213 if (adsp->dtb_pas_id) {
214 ret = request_firmware(&adsp->dtb_firmware, adsp->dtb_firmware_name, adsp->dev);
215 if (ret) {
216 dev_err(adsp->dev, "request_firmware failed for %s: %d\n",
217 adsp->dtb_firmware_name, ret);
218 return ret;
219 }
220
221 ret = qcom_mdt_pas_init(adsp->dev, adsp->dtb_firmware, adsp->dtb_firmware_name,
222 adsp->dtb_pas_id, adsp->dtb_mem_phys,
223 &adsp->dtb_pas_metadata);
224 if (ret)
225 goto release_dtb_firmware;
226
227 ret = qcom_mdt_load_no_init(adsp->dev, adsp->dtb_firmware, adsp->dtb_firmware_name,
228 adsp->dtb_pas_id, adsp->dtb_mem_region,
229 adsp->dtb_mem_phys, adsp->dtb_mem_size,
230 &adsp->dtb_mem_reloc);
231 if (ret)
232 goto release_dtb_metadata;
233 }
234
235 return 0;
236
237 release_dtb_metadata:
238 qcom_scm_pas_metadata_release(&adsp->dtb_pas_metadata);
239
240 release_dtb_firmware:
241 release_firmware(adsp->dtb_firmware);
242
243 return ret;
244 }
245
adsp_start(struct rproc * rproc)246 static int adsp_start(struct rproc *rproc)
247 {
248 struct qcom_adsp *adsp = rproc->priv;
249 int ret;
250
251 ret = qcom_q6v5_prepare(&adsp->q6v5);
252 if (ret)
253 return ret;
254
255 ret = adsp_pds_enable(adsp, adsp->proxy_pds, adsp->proxy_pd_count);
256 if (ret < 0)
257 goto disable_irqs;
258
259 ret = clk_prepare_enable(adsp->xo);
260 if (ret)
261 goto disable_proxy_pds;
262
263 ret = clk_prepare_enable(adsp->aggre2_clk);
264 if (ret)
265 goto disable_xo_clk;
266
267 if (adsp->cx_supply) {
268 ret = regulator_enable(adsp->cx_supply);
269 if (ret)
270 goto disable_aggre2_clk;
271 }
272
273 if (adsp->px_supply) {
274 ret = regulator_enable(adsp->px_supply);
275 if (ret)
276 goto disable_cx_supply;
277 }
278
279 if (adsp->dtb_pas_id) {
280 ret = qcom_scm_pas_auth_and_reset(adsp->dtb_pas_id);
281 if (ret) {
282 dev_err(adsp->dev,
283 "failed to authenticate dtb image and release reset\n");
284 goto disable_px_supply;
285 }
286 }
287
288 ret = qcom_mdt_pas_init(adsp->dev, adsp->firmware, rproc->firmware, adsp->pas_id,
289 adsp->mem_phys, &adsp->pas_metadata);
290 if (ret)
291 goto disable_px_supply;
292
293 ret = qcom_mdt_load_no_init(adsp->dev, adsp->firmware, rproc->firmware, adsp->pas_id,
294 adsp->mem_region, adsp->mem_phys, adsp->mem_size,
295 &adsp->mem_reloc);
296 if (ret)
297 goto release_pas_metadata;
298
299 qcom_pil_info_store(adsp->info_name, adsp->mem_phys, adsp->mem_size);
300
301 ret = qcom_scm_pas_auth_and_reset(adsp->pas_id);
302 if (ret) {
303 dev_err(adsp->dev,
304 "failed to authenticate image and release reset\n");
305 goto release_pas_metadata;
306 }
307
308 ret = qcom_q6v5_wait_for_start(&adsp->q6v5, msecs_to_jiffies(5000));
309 if (ret == -ETIMEDOUT) {
310 dev_err(adsp->dev, "start timed out\n");
311 qcom_scm_pas_shutdown(adsp->pas_id);
312 goto release_pas_metadata;
313 }
314
315 qcom_scm_pas_metadata_release(&adsp->pas_metadata);
316 if (adsp->dtb_pas_id)
317 qcom_scm_pas_metadata_release(&adsp->dtb_pas_metadata);
318
319 /* Remove pointer to the loaded firmware, only valid in adsp_load() & adsp_start() */
320 adsp->firmware = NULL;
321
322 return 0;
323
324 release_pas_metadata:
325 qcom_scm_pas_metadata_release(&adsp->pas_metadata);
326 if (adsp->dtb_pas_id)
327 qcom_scm_pas_metadata_release(&adsp->dtb_pas_metadata);
328 disable_px_supply:
329 if (adsp->px_supply)
330 regulator_disable(adsp->px_supply);
331 disable_cx_supply:
332 if (adsp->cx_supply)
333 regulator_disable(adsp->cx_supply);
334 disable_aggre2_clk:
335 clk_disable_unprepare(adsp->aggre2_clk);
336 disable_xo_clk:
337 clk_disable_unprepare(adsp->xo);
338 disable_proxy_pds:
339 adsp_pds_disable(adsp, adsp->proxy_pds, adsp->proxy_pd_count);
340 disable_irqs:
341 qcom_q6v5_unprepare(&adsp->q6v5);
342
343 /* Remove pointer to the loaded firmware, only valid in adsp_load() & adsp_start() */
344 adsp->firmware = NULL;
345
346 return ret;
347 }
348
qcom_pas_handover(struct qcom_q6v5 * q6v5)349 static void qcom_pas_handover(struct qcom_q6v5 *q6v5)
350 {
351 struct qcom_adsp *adsp = container_of(q6v5, struct qcom_adsp, q6v5);
352
353 if (adsp->px_supply)
354 regulator_disable(adsp->px_supply);
355 if (adsp->cx_supply)
356 regulator_disable(adsp->cx_supply);
357 clk_disable_unprepare(adsp->aggre2_clk);
358 clk_disable_unprepare(adsp->xo);
359 adsp_pds_disable(adsp, adsp->proxy_pds, adsp->proxy_pd_count);
360 }
361
adsp_stop(struct rproc * rproc)362 static int adsp_stop(struct rproc *rproc)
363 {
364 struct qcom_adsp *adsp = rproc->priv;
365 int handover;
366 int ret;
367
368 ret = qcom_q6v5_request_stop(&adsp->q6v5, adsp->sysmon);
369 if (ret == -ETIMEDOUT)
370 dev_err(adsp->dev, "timed out on wait\n");
371
372 ret = qcom_scm_pas_shutdown(adsp->pas_id);
373 if (ret && adsp->decrypt_shutdown)
374 ret = adsp_shutdown_poll_decrypt(adsp);
375
376 if (ret)
377 dev_err(adsp->dev, "failed to shutdown: %d\n", ret);
378
379 if (adsp->dtb_pas_id) {
380 ret = qcom_scm_pas_shutdown(adsp->dtb_pas_id);
381 if (ret)
382 dev_err(adsp->dev, "failed to shutdown dtb: %d\n", ret);
383 }
384
385 handover = qcom_q6v5_unprepare(&adsp->q6v5);
386 if (handover)
387 qcom_pas_handover(&adsp->q6v5);
388
389 return ret;
390 }
391
adsp_da_to_va(struct rproc * rproc,u64 da,size_t len,bool * is_iomem)392 static void *adsp_da_to_va(struct rproc *rproc, u64 da, size_t len, bool *is_iomem)
393 {
394 struct qcom_adsp *adsp = rproc->priv;
395 int offset;
396
397 offset = da - adsp->mem_reloc;
398 if (offset < 0 || offset + len > adsp->mem_size)
399 return NULL;
400
401 if (is_iomem)
402 *is_iomem = true;
403
404 return adsp->mem_region + offset;
405 }
406
adsp_panic(struct rproc * rproc)407 static unsigned long adsp_panic(struct rproc *rproc)
408 {
409 struct qcom_adsp *adsp = rproc->priv;
410
411 return qcom_q6v5_panic(&adsp->q6v5);
412 }
413
414 static const struct rproc_ops adsp_ops = {
415 .unprepare = adsp_unprepare,
416 .start = adsp_start,
417 .stop = adsp_stop,
418 .da_to_va = adsp_da_to_va,
419 .parse_fw = qcom_register_dump_segments,
420 .load = adsp_load,
421 .panic = adsp_panic,
422 };
423
424 static const struct rproc_ops adsp_minidump_ops = {
425 .unprepare = adsp_unprepare,
426 .start = adsp_start,
427 .stop = adsp_stop,
428 .da_to_va = adsp_da_to_va,
429 .parse_fw = qcom_register_dump_segments,
430 .load = adsp_load,
431 .panic = adsp_panic,
432 .coredump = adsp_minidump,
433 };
434
adsp_init_clock(struct qcom_adsp * adsp)435 static int adsp_init_clock(struct qcom_adsp *adsp)
436 {
437 int ret;
438
439 adsp->xo = devm_clk_get(adsp->dev, "xo");
440 if (IS_ERR(adsp->xo)) {
441 ret = PTR_ERR(adsp->xo);
442 if (ret != -EPROBE_DEFER)
443 dev_err(adsp->dev, "failed to get xo clock");
444 return ret;
445 }
446
447 adsp->aggre2_clk = devm_clk_get_optional(adsp->dev, "aggre2");
448 if (IS_ERR(adsp->aggre2_clk)) {
449 ret = PTR_ERR(adsp->aggre2_clk);
450 if (ret != -EPROBE_DEFER)
451 dev_err(adsp->dev,
452 "failed to get aggre2 clock");
453 return ret;
454 }
455
456 return 0;
457 }
458
adsp_init_regulator(struct qcom_adsp * adsp)459 static int adsp_init_regulator(struct qcom_adsp *adsp)
460 {
461 adsp->cx_supply = devm_regulator_get_optional(adsp->dev, "cx");
462 if (IS_ERR(adsp->cx_supply)) {
463 if (PTR_ERR(adsp->cx_supply) == -ENODEV)
464 adsp->cx_supply = NULL;
465 else
466 return PTR_ERR(adsp->cx_supply);
467 }
468
469 if (adsp->cx_supply)
470 regulator_set_load(adsp->cx_supply, 100000);
471
472 adsp->px_supply = devm_regulator_get_optional(adsp->dev, "px");
473 if (IS_ERR(adsp->px_supply)) {
474 if (PTR_ERR(adsp->px_supply) == -ENODEV)
475 adsp->px_supply = NULL;
476 else
477 return PTR_ERR(adsp->px_supply);
478 }
479
480 return 0;
481 }
482
adsp_pds_attach(struct device * dev,struct device ** devs,char ** pd_names)483 static int adsp_pds_attach(struct device *dev, struct device **devs,
484 char **pd_names)
485 {
486 size_t num_pds = 0;
487 int ret;
488 int i;
489
490 if (!pd_names)
491 return 0;
492
493 /* Handle single power domain */
494 if (dev->pm_domain) {
495 devs[0] = dev;
496 pm_runtime_enable(dev);
497 return 1;
498 }
499
500 while (pd_names[num_pds])
501 num_pds++;
502
503 for (i = 0; i < num_pds; i++) {
504 devs[i] = dev_pm_domain_attach_by_name(dev, pd_names[i]);
505 if (IS_ERR_OR_NULL(devs[i])) {
506 ret = PTR_ERR(devs[i]) ? : -ENODATA;
507 goto unroll_attach;
508 }
509 }
510
511 return num_pds;
512
513 unroll_attach:
514 for (i--; i >= 0; i--)
515 dev_pm_domain_detach(devs[i], false);
516
517 return ret;
518 };
519
adsp_pds_detach(struct qcom_adsp * adsp,struct device ** pds,size_t pd_count)520 static void adsp_pds_detach(struct qcom_adsp *adsp, struct device **pds,
521 size_t pd_count)
522 {
523 struct device *dev = adsp->dev;
524 int i;
525
526 /* Handle single power domain */
527 if (dev->pm_domain && pd_count) {
528 pm_runtime_disable(dev);
529 return;
530 }
531
532 for (i = 0; i < pd_count; i++)
533 dev_pm_domain_detach(pds[i], false);
534 }
535
adsp_alloc_memory_region(struct qcom_adsp * adsp)536 static int adsp_alloc_memory_region(struct qcom_adsp *adsp)
537 {
538 struct reserved_mem *rmem;
539 struct device_node *node;
540
541 node = of_parse_phandle(adsp->dev->of_node, "memory-region", 0);
542 if (!node) {
543 dev_err(adsp->dev, "no memory-region specified\n");
544 return -EINVAL;
545 }
546
547 rmem = of_reserved_mem_lookup(node);
548 of_node_put(node);
549 if (!rmem) {
550 dev_err(adsp->dev, "unable to resolve memory-region\n");
551 return -EINVAL;
552 }
553
554 adsp->mem_phys = adsp->mem_reloc = rmem->base;
555 adsp->mem_size = rmem->size;
556 adsp->mem_region = devm_ioremap_wc(adsp->dev, adsp->mem_phys, adsp->mem_size);
557 if (!adsp->mem_region) {
558 dev_err(adsp->dev, "unable to map memory region: %pa+%zx\n",
559 &rmem->base, adsp->mem_size);
560 return -EBUSY;
561 }
562
563 if (!adsp->dtb_pas_id)
564 return 0;
565
566 node = of_parse_phandle(adsp->dev->of_node, "memory-region", 1);
567 if (!node) {
568 dev_err(adsp->dev, "no dtb memory-region specified\n");
569 return -EINVAL;
570 }
571
572 rmem = of_reserved_mem_lookup(node);
573 of_node_put(node);
574 if (!rmem) {
575 dev_err(adsp->dev, "unable to resolve dtb memory-region\n");
576 return -EINVAL;
577 }
578
579 adsp->dtb_mem_phys = adsp->dtb_mem_reloc = rmem->base;
580 adsp->dtb_mem_size = rmem->size;
581 adsp->dtb_mem_region = devm_ioremap_wc(adsp->dev, adsp->dtb_mem_phys, adsp->dtb_mem_size);
582 if (!adsp->dtb_mem_region) {
583 dev_err(adsp->dev, "unable to map dtb memory region: %pa+%zx\n",
584 &rmem->base, adsp->dtb_mem_size);
585 return -EBUSY;
586 }
587
588 return 0;
589 }
590
adsp_assign_memory_region(struct qcom_adsp * adsp)591 static int adsp_assign_memory_region(struct qcom_adsp *adsp)
592 {
593 struct reserved_mem *rmem = NULL;
594 struct qcom_scm_vmperm perm;
595 struct device_node *node;
596 int ret;
597
598 if (!adsp->region_assign_idx)
599 return 0;
600
601 node = of_parse_phandle(adsp->dev->of_node, "memory-region", adsp->region_assign_idx);
602 if (node)
603 rmem = of_reserved_mem_lookup(node);
604 of_node_put(node);
605 if (!rmem) {
606 dev_err(adsp->dev, "unable to resolve shareable memory-region\n");
607 return -EINVAL;
608 }
609
610 perm.vmid = QCOM_SCM_VMID_MSS_MSA;
611 perm.perm = QCOM_SCM_PERM_RW;
612
613 adsp->region_assign_phys = rmem->base;
614 adsp->region_assign_size = rmem->size;
615 adsp->region_assign_perms = BIT(QCOM_SCM_VMID_HLOS);
616
617 ret = qcom_scm_assign_mem(adsp->region_assign_phys,
618 adsp->region_assign_size,
619 &adsp->region_assign_perms,
620 &perm, 1);
621 if (ret < 0) {
622 dev_err(adsp->dev, "assign memory failed\n");
623 return ret;
624 }
625
626 return 0;
627 }
628
adsp_unassign_memory_region(struct qcom_adsp * adsp)629 static void adsp_unassign_memory_region(struct qcom_adsp *adsp)
630 {
631 struct qcom_scm_vmperm perm;
632 int ret;
633
634 if (!adsp->region_assign_idx)
635 return;
636
637 perm.vmid = QCOM_SCM_VMID_HLOS;
638 perm.perm = QCOM_SCM_PERM_RW;
639
640 ret = qcom_scm_assign_mem(adsp->region_assign_phys,
641 adsp->region_assign_size,
642 &adsp->region_assign_perms,
643 &perm, 1);
644 if (ret < 0)
645 dev_err(adsp->dev, "unassign memory failed\n");
646 }
647
adsp_probe(struct platform_device * pdev)648 static int adsp_probe(struct platform_device *pdev)
649 {
650 const struct adsp_data *desc;
651 struct qcom_adsp *adsp;
652 struct rproc *rproc;
653 const char *fw_name, *dtb_fw_name = NULL;
654 const struct rproc_ops *ops = &adsp_ops;
655 int ret;
656
657 desc = of_device_get_match_data(&pdev->dev);
658 if (!desc)
659 return -EINVAL;
660
661 if (!qcom_scm_is_available())
662 return -EPROBE_DEFER;
663
664 fw_name = desc->firmware_name;
665 ret = of_property_read_string(pdev->dev.of_node, "firmware-name",
666 &fw_name);
667 if (ret < 0 && ret != -EINVAL)
668 return ret;
669
670 if (desc->dtb_firmware_name) {
671 dtb_fw_name = desc->dtb_firmware_name;
672 ret = of_property_read_string_index(pdev->dev.of_node, "firmware-name", 1,
673 &dtb_fw_name);
674 if (ret < 0 && ret != -EINVAL)
675 return ret;
676 }
677
678 if (desc->minidump_id)
679 ops = &adsp_minidump_ops;
680
681 rproc = rproc_alloc(&pdev->dev, pdev->name, ops, fw_name, sizeof(*adsp));
682
683 if (!rproc) {
684 dev_err(&pdev->dev, "unable to allocate remoteproc\n");
685 return -ENOMEM;
686 }
687
688 rproc->auto_boot = desc->auto_boot;
689 rproc_coredump_set_elf_info(rproc, ELFCLASS32, EM_NONE);
690
691 adsp = rproc->priv;
692 adsp->dev = &pdev->dev;
693 adsp->rproc = rproc;
694 adsp->minidump_id = desc->minidump_id;
695 adsp->pas_id = desc->pas_id;
696 adsp->info_name = desc->sysmon_name;
697 adsp->decrypt_shutdown = desc->decrypt_shutdown;
698 adsp->region_assign_idx = desc->region_assign_idx;
699 if (dtb_fw_name) {
700 adsp->dtb_firmware_name = dtb_fw_name;
701 adsp->dtb_pas_id = desc->dtb_pas_id;
702 }
703 platform_set_drvdata(pdev, adsp);
704
705 ret = device_init_wakeup(adsp->dev, true);
706 if (ret)
707 goto free_rproc;
708
709 ret = adsp_alloc_memory_region(adsp);
710 if (ret)
711 goto free_rproc;
712
713 ret = adsp_assign_memory_region(adsp);
714 if (ret)
715 goto free_rproc;
716
717 ret = adsp_init_clock(adsp);
718 if (ret)
719 goto free_rproc;
720
721 ret = adsp_init_regulator(adsp);
722 if (ret)
723 goto free_rproc;
724
725 ret = adsp_pds_attach(&pdev->dev, adsp->proxy_pds,
726 desc->proxy_pd_names);
727 if (ret < 0)
728 goto free_rproc;
729 adsp->proxy_pd_count = ret;
730
731 ret = qcom_q6v5_init(&adsp->q6v5, pdev, rproc, desc->crash_reason_smem, desc->load_state,
732 qcom_pas_handover);
733 if (ret)
734 goto detach_proxy_pds;
735
736 qcom_add_glink_subdev(rproc, &adsp->glink_subdev, desc->ssr_name);
737 qcom_add_smd_subdev(rproc, &adsp->smd_subdev);
738 adsp->sysmon = qcom_add_sysmon_subdev(rproc,
739 desc->sysmon_name,
740 desc->ssctl_id);
741 if (IS_ERR(adsp->sysmon)) {
742 ret = PTR_ERR(adsp->sysmon);
743 goto detach_proxy_pds;
744 }
745
746 qcom_add_ssr_subdev(rproc, &adsp->ssr_subdev, desc->ssr_name);
747 ret = rproc_add(rproc);
748 if (ret)
749 goto detach_proxy_pds;
750
751 return 0;
752
753 detach_proxy_pds:
754 adsp_pds_detach(adsp, adsp->proxy_pds, adsp->proxy_pd_count);
755 free_rproc:
756 device_init_wakeup(adsp->dev, false);
757 rproc_free(rproc);
758
759 return ret;
760 }
761
adsp_remove(struct platform_device * pdev)762 static void adsp_remove(struct platform_device *pdev)
763 {
764 struct qcom_adsp *adsp = platform_get_drvdata(pdev);
765
766 rproc_del(adsp->rproc);
767
768 qcom_q6v5_deinit(&adsp->q6v5);
769 adsp_unassign_memory_region(adsp);
770 qcom_remove_glink_subdev(adsp->rproc, &adsp->glink_subdev);
771 qcom_remove_sysmon_subdev(adsp->sysmon);
772 qcom_remove_smd_subdev(adsp->rproc, &adsp->smd_subdev);
773 qcom_remove_ssr_subdev(adsp->rproc, &adsp->ssr_subdev);
774 adsp_pds_detach(adsp, adsp->proxy_pds, adsp->proxy_pd_count);
775 device_init_wakeup(adsp->dev, false);
776 rproc_free(adsp->rproc);
777 }
778
779 static const struct adsp_data adsp_resource_init = {
780 .crash_reason_smem = 423,
781 .firmware_name = "adsp.mdt",
782 .pas_id = 1,
783 .auto_boot = true,
784 .ssr_name = "lpass",
785 .sysmon_name = "adsp",
786 .ssctl_id = 0x14,
787 };
788
789 static const struct adsp_data sdm845_adsp_resource_init = {
790 .crash_reason_smem = 423,
791 .firmware_name = "adsp.mdt",
792 .pas_id = 1,
793 .auto_boot = true,
794 .load_state = "adsp",
795 .ssr_name = "lpass",
796 .sysmon_name = "adsp",
797 .ssctl_id = 0x14,
798 };
799
800 static const struct adsp_data sm6350_adsp_resource = {
801 .crash_reason_smem = 423,
802 .firmware_name = "adsp.mdt",
803 .pas_id = 1,
804 .auto_boot = true,
805 .proxy_pd_names = (char*[]){
806 "lcx",
807 "lmx",
808 NULL
809 },
810 .load_state = "adsp",
811 .ssr_name = "lpass",
812 .sysmon_name = "adsp",
813 .ssctl_id = 0x14,
814 };
815
816 static const struct adsp_data sm8150_adsp_resource = {
817 .crash_reason_smem = 423,
818 .firmware_name = "adsp.mdt",
819 .pas_id = 1,
820 .auto_boot = true,
821 .proxy_pd_names = (char*[]){
822 "cx",
823 NULL
824 },
825 .load_state = "adsp",
826 .ssr_name = "lpass",
827 .sysmon_name = "adsp",
828 .ssctl_id = 0x14,
829 };
830
831 static const struct adsp_data sm8250_adsp_resource = {
832 .crash_reason_smem = 423,
833 .firmware_name = "adsp.mdt",
834 .pas_id = 1,
835 .auto_boot = true,
836 .proxy_pd_names = (char*[]){
837 "lcx",
838 "lmx",
839 NULL
840 },
841 .load_state = "adsp",
842 .ssr_name = "lpass",
843 .sysmon_name = "adsp",
844 .ssctl_id = 0x14,
845 };
846
847 static const struct adsp_data sm8350_adsp_resource = {
848 .crash_reason_smem = 423,
849 .firmware_name = "adsp.mdt",
850 .pas_id = 1,
851 .auto_boot = true,
852 .proxy_pd_names = (char*[]){
853 "lcx",
854 "lmx",
855 NULL
856 },
857 .load_state = "adsp",
858 .ssr_name = "lpass",
859 .sysmon_name = "adsp",
860 .ssctl_id = 0x14,
861 };
862
863 static const struct adsp_data msm8996_adsp_resource = {
864 .crash_reason_smem = 423,
865 .firmware_name = "adsp.mdt",
866 .pas_id = 1,
867 .auto_boot = true,
868 .proxy_pd_names = (char*[]){
869 "cx",
870 NULL
871 },
872 .ssr_name = "lpass",
873 .sysmon_name = "adsp",
874 .ssctl_id = 0x14,
875 };
876
877 static const struct adsp_data cdsp_resource_init = {
878 .crash_reason_smem = 601,
879 .firmware_name = "cdsp.mdt",
880 .pas_id = 18,
881 .auto_boot = true,
882 .ssr_name = "cdsp",
883 .sysmon_name = "cdsp",
884 .ssctl_id = 0x17,
885 };
886
887 static const struct adsp_data sdm845_cdsp_resource_init = {
888 .crash_reason_smem = 601,
889 .firmware_name = "cdsp.mdt",
890 .pas_id = 18,
891 .auto_boot = true,
892 .load_state = "cdsp",
893 .ssr_name = "cdsp",
894 .sysmon_name = "cdsp",
895 .ssctl_id = 0x17,
896 };
897
898 static const struct adsp_data sm6350_cdsp_resource = {
899 .crash_reason_smem = 601,
900 .firmware_name = "cdsp.mdt",
901 .pas_id = 18,
902 .auto_boot = true,
903 .proxy_pd_names = (char*[]){
904 "cx",
905 "mx",
906 NULL
907 },
908 .load_state = "cdsp",
909 .ssr_name = "cdsp",
910 .sysmon_name = "cdsp",
911 .ssctl_id = 0x17,
912 };
913
914 static const struct adsp_data sm8150_cdsp_resource = {
915 .crash_reason_smem = 601,
916 .firmware_name = "cdsp.mdt",
917 .pas_id = 18,
918 .auto_boot = true,
919 .proxy_pd_names = (char*[]){
920 "cx",
921 NULL
922 },
923 .load_state = "cdsp",
924 .ssr_name = "cdsp",
925 .sysmon_name = "cdsp",
926 .ssctl_id = 0x17,
927 };
928
929 static const struct adsp_data sm8250_cdsp_resource = {
930 .crash_reason_smem = 601,
931 .firmware_name = "cdsp.mdt",
932 .pas_id = 18,
933 .auto_boot = true,
934 .proxy_pd_names = (char*[]){
935 "cx",
936 NULL
937 },
938 .load_state = "cdsp",
939 .ssr_name = "cdsp",
940 .sysmon_name = "cdsp",
941 .ssctl_id = 0x17,
942 };
943
944 static const struct adsp_data sc8280xp_nsp0_resource = {
945 .crash_reason_smem = 601,
946 .firmware_name = "cdsp.mdt",
947 .pas_id = 18,
948 .auto_boot = true,
949 .proxy_pd_names = (char*[]){
950 "nsp",
951 NULL
952 },
953 .ssr_name = "cdsp0",
954 .sysmon_name = "cdsp",
955 .ssctl_id = 0x17,
956 };
957
958 static const struct adsp_data sc8280xp_nsp1_resource = {
959 .crash_reason_smem = 633,
960 .firmware_name = "cdsp.mdt",
961 .pas_id = 30,
962 .auto_boot = true,
963 .proxy_pd_names = (char*[]){
964 "nsp",
965 NULL
966 },
967 .ssr_name = "cdsp1",
968 .sysmon_name = "cdsp1",
969 .ssctl_id = 0x20,
970 };
971
972 static const struct adsp_data sm8350_cdsp_resource = {
973 .crash_reason_smem = 601,
974 .firmware_name = "cdsp.mdt",
975 .pas_id = 18,
976 .auto_boot = true,
977 .proxy_pd_names = (char*[]){
978 "cx",
979 "mxc",
980 NULL
981 },
982 .load_state = "cdsp",
983 .ssr_name = "cdsp",
984 .sysmon_name = "cdsp",
985 .ssctl_id = 0x17,
986 };
987
988 static const struct adsp_data mpss_resource_init = {
989 .crash_reason_smem = 421,
990 .firmware_name = "modem.mdt",
991 .pas_id = 4,
992 .minidump_id = 3,
993 .auto_boot = false,
994 .proxy_pd_names = (char*[]){
995 "cx",
996 "mss",
997 NULL
998 },
999 .load_state = "modem",
1000 .ssr_name = "mpss",
1001 .sysmon_name = "modem",
1002 .ssctl_id = 0x12,
1003 };
1004
1005 static const struct adsp_data sc8180x_mpss_resource = {
1006 .crash_reason_smem = 421,
1007 .firmware_name = "modem.mdt",
1008 .pas_id = 4,
1009 .auto_boot = false,
1010 .proxy_pd_names = (char*[]){
1011 "cx",
1012 NULL
1013 },
1014 .load_state = "modem",
1015 .ssr_name = "mpss",
1016 .sysmon_name = "modem",
1017 .ssctl_id = 0x12,
1018 };
1019
1020 static const struct adsp_data msm8996_slpi_resource_init = {
1021 .crash_reason_smem = 424,
1022 .firmware_name = "slpi.mdt",
1023 .pas_id = 12,
1024 .auto_boot = true,
1025 .proxy_pd_names = (char*[]){
1026 "ssc_cx",
1027 NULL
1028 },
1029 .ssr_name = "dsps",
1030 .sysmon_name = "slpi",
1031 .ssctl_id = 0x16,
1032 };
1033
1034 static const struct adsp_data sdm845_slpi_resource_init = {
1035 .crash_reason_smem = 424,
1036 .firmware_name = "slpi.mdt",
1037 .pas_id = 12,
1038 .auto_boot = true,
1039 .proxy_pd_names = (char*[]){
1040 "lcx",
1041 "lmx",
1042 NULL
1043 },
1044 .load_state = "slpi",
1045 .ssr_name = "dsps",
1046 .sysmon_name = "slpi",
1047 .ssctl_id = 0x16,
1048 };
1049
1050 static const struct adsp_data wcss_resource_init = {
1051 .crash_reason_smem = 421,
1052 .firmware_name = "wcnss.mdt",
1053 .pas_id = 6,
1054 .auto_boot = true,
1055 .ssr_name = "mpss",
1056 .sysmon_name = "wcnss",
1057 .ssctl_id = 0x12,
1058 };
1059
1060 static const struct adsp_data sdx55_mpss_resource = {
1061 .crash_reason_smem = 421,
1062 .firmware_name = "modem.mdt",
1063 .pas_id = 4,
1064 .auto_boot = true,
1065 .proxy_pd_names = (char*[]){
1066 "cx",
1067 "mss",
1068 NULL
1069 },
1070 .ssr_name = "mpss",
1071 .sysmon_name = "modem",
1072 .ssctl_id = 0x22,
1073 };
1074
1075 static const struct adsp_data sm8450_mpss_resource = {
1076 .crash_reason_smem = 421,
1077 .firmware_name = "modem.mdt",
1078 .pas_id = 4,
1079 .minidump_id = 3,
1080 .auto_boot = false,
1081 .decrypt_shutdown = true,
1082 .proxy_pd_names = (char*[]){
1083 "cx",
1084 "mss",
1085 NULL
1086 },
1087 .load_state = "modem",
1088 .ssr_name = "mpss",
1089 .sysmon_name = "modem",
1090 .ssctl_id = 0x12,
1091 };
1092
1093 static const struct adsp_data sm8550_adsp_resource = {
1094 .crash_reason_smem = 423,
1095 .firmware_name = "adsp.mdt",
1096 .dtb_firmware_name = "adsp_dtb.mdt",
1097 .pas_id = 1,
1098 .dtb_pas_id = 0x24,
1099 .minidump_id = 5,
1100 .auto_boot = true,
1101 .proxy_pd_names = (char*[]){
1102 "lcx",
1103 "lmx",
1104 NULL
1105 },
1106 .load_state = "adsp",
1107 .ssr_name = "lpass",
1108 .sysmon_name = "adsp",
1109 .ssctl_id = 0x14,
1110 };
1111
1112 static const struct adsp_data sm8550_cdsp_resource = {
1113 .crash_reason_smem = 601,
1114 .firmware_name = "cdsp.mdt",
1115 .dtb_firmware_name = "cdsp_dtb.mdt",
1116 .pas_id = 18,
1117 .dtb_pas_id = 0x25,
1118 .minidump_id = 7,
1119 .auto_boot = true,
1120 .proxy_pd_names = (char*[]){
1121 "cx",
1122 "mxc",
1123 "nsp",
1124 NULL
1125 },
1126 .load_state = "cdsp",
1127 .ssr_name = "cdsp",
1128 .sysmon_name = "cdsp",
1129 .ssctl_id = 0x17,
1130 };
1131
1132 static const struct adsp_data sm8550_mpss_resource = {
1133 .crash_reason_smem = 421,
1134 .firmware_name = "modem.mdt",
1135 .dtb_firmware_name = "modem_dtb.mdt",
1136 .pas_id = 4,
1137 .dtb_pas_id = 0x26,
1138 .minidump_id = 3,
1139 .auto_boot = false,
1140 .decrypt_shutdown = true,
1141 .proxy_pd_names = (char*[]){
1142 "cx",
1143 "mss",
1144 NULL
1145 },
1146 .load_state = "modem",
1147 .ssr_name = "mpss",
1148 .sysmon_name = "modem",
1149 .ssctl_id = 0x12,
1150 .region_assign_idx = 2,
1151 };
1152
1153 static const struct of_device_id adsp_of_match[] = {
1154 { .compatible = "qcom,msm8226-adsp-pil", .data = &adsp_resource_init},
1155 { .compatible = "qcom,msm8953-adsp-pil", .data = &msm8996_adsp_resource},
1156 { .compatible = "qcom,msm8974-adsp-pil", .data = &adsp_resource_init},
1157 { .compatible = "qcom,msm8996-adsp-pil", .data = &msm8996_adsp_resource},
1158 { .compatible = "qcom,msm8996-slpi-pil", .data = &msm8996_slpi_resource_init},
1159 { .compatible = "qcom,msm8998-adsp-pas", .data = &msm8996_adsp_resource},
1160 { .compatible = "qcom,msm8998-slpi-pas", .data = &msm8996_slpi_resource_init},
1161 { .compatible = "qcom,qcs404-adsp-pas", .data = &adsp_resource_init },
1162 { .compatible = "qcom,qcs404-cdsp-pas", .data = &cdsp_resource_init },
1163 { .compatible = "qcom,qcs404-wcss-pas", .data = &wcss_resource_init },
1164 { .compatible = "qcom,sc7180-mpss-pas", .data = &mpss_resource_init},
1165 { .compatible = "qcom,sc7280-mpss-pas", .data = &mpss_resource_init},
1166 { .compatible = "qcom,sc8180x-adsp-pas", .data = &sm8150_adsp_resource},
1167 { .compatible = "qcom,sc8180x-cdsp-pas", .data = &sm8150_cdsp_resource},
1168 { .compatible = "qcom,sc8180x-mpss-pas", .data = &sc8180x_mpss_resource},
1169 { .compatible = "qcom,sc8280xp-adsp-pas", .data = &sm8250_adsp_resource},
1170 { .compatible = "qcom,sc8280xp-nsp0-pas", .data = &sc8280xp_nsp0_resource},
1171 { .compatible = "qcom,sc8280xp-nsp1-pas", .data = &sc8280xp_nsp1_resource},
1172 { .compatible = "qcom,sdm660-adsp-pas", .data = &adsp_resource_init},
1173 { .compatible = "qcom,sdm845-adsp-pas", .data = &sdm845_adsp_resource_init},
1174 { .compatible = "qcom,sdm845-cdsp-pas", .data = &sdm845_cdsp_resource_init},
1175 { .compatible = "qcom,sdm845-slpi-pas", .data = &sdm845_slpi_resource_init},
1176 { .compatible = "qcom,sdx55-mpss-pas", .data = &sdx55_mpss_resource},
1177 { .compatible = "qcom,sm6115-adsp-pas", .data = &adsp_resource_init},
1178 { .compatible = "qcom,sm6115-cdsp-pas", .data = &cdsp_resource_init},
1179 { .compatible = "qcom,sm6115-mpss-pas", .data = &sc8180x_mpss_resource},
1180 { .compatible = "qcom,sm6350-adsp-pas", .data = &sm6350_adsp_resource},
1181 { .compatible = "qcom,sm6350-cdsp-pas", .data = &sm6350_cdsp_resource},
1182 { .compatible = "qcom,sm6350-mpss-pas", .data = &mpss_resource_init},
1183 { .compatible = "qcom,sm8150-adsp-pas", .data = &sm8150_adsp_resource},
1184 { .compatible = "qcom,sm8150-cdsp-pas", .data = &sm8150_cdsp_resource},
1185 { .compatible = "qcom,sm8150-mpss-pas", .data = &mpss_resource_init},
1186 { .compatible = "qcom,sm8150-slpi-pas", .data = &sdm845_slpi_resource_init},
1187 { .compatible = "qcom,sm8250-adsp-pas", .data = &sm8250_adsp_resource},
1188 { .compatible = "qcom,sm8250-cdsp-pas", .data = &sm8250_cdsp_resource},
1189 { .compatible = "qcom,sm8250-slpi-pas", .data = &sdm845_slpi_resource_init},
1190 { .compatible = "qcom,sm8350-adsp-pas", .data = &sm8350_adsp_resource},
1191 { .compatible = "qcom,sm8350-cdsp-pas", .data = &sm8350_cdsp_resource},
1192 { .compatible = "qcom,sm8350-slpi-pas", .data = &sdm845_slpi_resource_init},
1193 { .compatible = "qcom,sm8350-mpss-pas", .data = &mpss_resource_init},
1194 { .compatible = "qcom,sm8450-adsp-pas", .data = &sm8350_adsp_resource},
1195 { .compatible = "qcom,sm8450-cdsp-pas", .data = &sm8350_cdsp_resource},
1196 { .compatible = "qcom,sm8450-slpi-pas", .data = &sdm845_slpi_resource_init},
1197 { .compatible = "qcom,sm8450-mpss-pas", .data = &sm8450_mpss_resource},
1198 { .compatible = "qcom,sm8550-adsp-pas", .data = &sm8550_adsp_resource},
1199 { .compatible = "qcom,sm8550-cdsp-pas", .data = &sm8550_cdsp_resource},
1200 { .compatible = "qcom,sm8550-mpss-pas", .data = &sm8550_mpss_resource},
1201 { },
1202 };
1203 MODULE_DEVICE_TABLE(of, adsp_of_match);
1204
1205 static struct platform_driver adsp_driver = {
1206 .probe = adsp_probe,
1207 .remove_new = adsp_remove,
1208 .driver = {
1209 .name = "qcom_q6v5_pas",
1210 .of_match_table = adsp_of_match,
1211 },
1212 };
1213
1214 module_platform_driver(adsp_driver);
1215 MODULE_DESCRIPTION("Qualcomm Hexagon v5 Peripheral Authentication Service driver");
1216 MODULE_LICENSE("GPL v2");
1217