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treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 284
[linux-block.git] / drivers / media / platform / qcom / venus / hfi_msgs.c
CommitLineData
97fb5e8d 1// SPDX-License-Identifier: GPL-2.0-only
09c2845e
SV		 2/*
3 * Copyright (c) 2012-2016, The Linux Foundation. All rights reserved.
4 * Copyright (C) 2017 Linaro Ltd.
09c2845e
SV		 5 */
6#include <linux/hash.h>
7#include <linux/list.h>
8#include <linux/slab.h>
9#include <media/videobuf2-v4l2.h>
10
11#include "core.h"
12#include "hfi.h"
13#include "hfi_helper.h"
14#include "hfi_msgs.h"
1a73374a 15#include "hfi_parser.h"
09c2845e
SV		 16
17static void event_seq_changed(struct venus_core *core, struct venus_inst *inst,
18 struct hfi_msg_event_notify_pkt *pkt)
19{
9eb2146e 20 enum hfi_version ver = core->res->hfi_version;
09c2845e
SV		 21 struct hfi_event_data event = {0};
22 int num_properties_changed;
23 struct hfi_framesize *frame_sz;
24 struct hfi_profile_level *profile_level;
9eb2146e
SV		 25 struct hfi_bit_depth *pixel_depth;
26 struct hfi_pic_struct *pic_struct;
27 struct hfi_colour_space *colour_info;
28 struct hfi_buffer_requirements *bufreq;
29 struct hfi_extradata_input_crop *crop;
09c2845e
SV		 30 u8 *data_ptr;
31 u32 ptype;
32
33 inst->error = HFI_ERR_NONE;
34
35 switch (pkt->event_data1) {
36 case HFI_EVENT_DATA_SEQUENCE_CHANGED_SUFFICIENT_BUF_RESOURCES:
37 case HFI_EVENT_DATA_SEQUENCE_CHANGED_INSUFFICIENT_BUF_RESOURCES:
38 break;
39 default:
40 inst->error = HFI_ERR_SESSION_INVALID_PARAMETER;
41 goto done;
42 }
43
44 event.event_type = pkt->event_data1;
45
46 num_properties_changed = pkt->event_data2;
47 if (!num_properties_changed) {
48 inst->error = HFI_ERR_SESSION_INSUFFICIENT_RESOURCES;
49 goto done;
50 }
51
52 data_ptr = (u8 *)&pkt->ext_event_data[0];
53 do {
54 ptype = *((u32 *)data_ptr);
55 switch (ptype) {
56 case HFI_PROPERTY_PARAM_FRAME_SIZE:
57 data_ptr += sizeof(u32);
58 frame_sz = (struct hfi_framesize *)data_ptr;
59 event.width = frame_sz->width;
60 event.height = frame_sz->height;
ea8afbab 61 data_ptr += sizeof(*frame_sz);
09c2845e
SV		 62 break;
63 case HFI_PROPERTY_PARAM_PROFILE_LEVEL_CURRENT:
64 data_ptr += sizeof(u32);
65 profile_level = (struct hfi_profile_level *)data_ptr;
66 event.profile = profile_level->profile;
67 event.level = profile_level->level;
ea8afbab 68 data_ptr += sizeof(*profile_level);
09c2845e 69 break;
9eb2146e
SV		 70 case HFI_PROPERTY_PARAM_VDEC_PIXEL_BITDEPTH:
71 data_ptr += sizeof(u32);
72 pixel_depth = (struct hfi_bit_depth *)data_ptr;
73 event.bit_depth = pixel_depth->bit_depth;
74 data_ptr += sizeof(*pixel_depth);
75 break;
76 case HFI_PROPERTY_PARAM_VDEC_PIC_STRUCT:
77 data_ptr += sizeof(u32);
78 pic_struct = (struct hfi_pic_struct *)data_ptr;
79 event.pic_struct = pic_struct->progressive_only;
80 data_ptr += sizeof(*pic_struct);
81 break;
82 case HFI_PROPERTY_PARAM_VDEC_COLOUR_SPACE:
83 data_ptr += sizeof(u32);
84 colour_info = (struct hfi_colour_space *)data_ptr;
85 event.colour_space = colour_info->colour_space;
86 data_ptr += sizeof(*colour_info);
87 break;
88 case HFI_PROPERTY_CONFIG_VDEC_ENTROPY:
89 data_ptr += sizeof(u32);
90 event.entropy_mode = *(u32 *)data_ptr;
91 data_ptr += sizeof(u32);
92 break;
93 case HFI_PROPERTY_CONFIG_BUFFER_REQUIREMENTS:
94 data_ptr += sizeof(u32);
95 bufreq = (struct hfi_buffer_requirements *)data_ptr;
96 event.buf_count = HFI_BUFREQ_COUNT_MIN(bufreq, ver);
97 data_ptr += sizeof(*bufreq);
98 break;
99 case HFI_INDEX_EXTRADATA_INPUT_CROP:
100 data_ptr += sizeof(u32);
101 crop = (struct hfi_extradata_input_crop *)data_ptr;
102 event.input_crop.left = crop->left;
103 event.input_crop.top = crop->top;
104 event.input_crop.width = crop->width;
105 event.input_crop.height = crop->height;
106 data_ptr += sizeof(*crop);
107 break;
09c2845e
SV		 108 default:
109 break;
110 }
111 num_properties_changed--;
112 } while (num_properties_changed > 0);
113
114done:
115 inst->ops->event_notify(inst, EVT_SYS_EVENT_CHANGE, &event);
116}
117
118static void event_release_buffer_ref(struct venus_core *core,
119 struct venus_inst *inst,
120 struct hfi_msg_event_notify_pkt *pkt)
121{
122 struct hfi_event_data event = {0};
123 struct hfi_msg_event_release_buffer_ref_pkt *data;
124
125 data = (struct hfi_msg_event_release_buffer_ref_pkt *)
126 pkt->ext_event_data;
127
128 event.event_type = HFI_EVENT_RELEASE_BUFFER_REFERENCE;
129 event.packet_buffer = data->packet_buffer;
130 event.extradata_buffer = data->extradata_buffer;
131 event.tag = data->output_tag;
132
133 inst->error = HFI_ERR_NONE;
134 inst->ops->event_notify(inst, EVT_SYS_EVENT_CHANGE, &event);
135}
136
137static void event_sys_error(struct venus_core *core, u32 event,
138 struct hfi_msg_event_notify_pkt *pkt)
139{
140 if (pkt)
141 dev_dbg(core->dev,
142 "sys error (session id:%x, data1:%x, data2:%x)\n",
143 pkt->shdr.session_id, pkt->event_data1,
144 pkt->event_data2);
145
146 core->core_ops->event_notify(core, event);
147}
148
149static void
150event_session_error(struct venus_core *core, struct venus_inst *inst,
151 struct hfi_msg_event_notify_pkt *pkt)
152{
153 struct device *dev = core->dev;
154
155 dev_dbg(dev, "session error: event id:%x, session id:%x\n",
156 pkt->event_data1, pkt->shdr.session_id);
157
158 if (!inst)
159 return;
160
161 switch (pkt->event_data1) {
162 /* non fatal session errors */
163 case HFI_ERR_SESSION_INVALID_SCALE_FACTOR:
164 case HFI_ERR_SESSION_UNSUPPORT_BUFFERTYPE:
165 case HFI_ERR_SESSION_UNSUPPORTED_SETTING:
166 case HFI_ERR_SESSION_UPSCALE_NOT_SUPPORTED:
167 inst->error = HFI_ERR_NONE;
168 break;
169 default:
170 dev_err(dev, "session error: event id:%x (%x), session id:%x\n",
171 pkt->event_data1, pkt->event_data2,
172 pkt->shdr.session_id);
173
174 inst->error = pkt->event_data1;
175 inst->ops->event_notify(inst, EVT_SESSION_ERROR, NULL);
176 break;
177 }
178}
179
180static void hfi_event_notify(struct venus_core *core, struct venus_inst *inst,
181 void *packet)
182{
183 struct hfi_msg_event_notify_pkt *pkt = packet;
184
185 if (!packet)
186 return;
187
188 switch (pkt->event_id) {
189 case HFI_EVENT_SYS_ERROR:
190 event_sys_error(core, EVT_SYS_ERROR, pkt);
191 break;
192 case HFI_EVENT_SESSION_ERROR:
193 event_session_error(core, inst, pkt);
194 break;
195 case HFI_EVENT_SESSION_SEQUENCE_CHANGED:
196 event_seq_changed(core, inst, pkt);
197 break;
198 case HFI_EVENT_RELEASE_BUFFER_REFERENCE:
199 event_release_buffer_ref(core, inst, pkt);
200 break;
201 case HFI_EVENT_SESSION_PROPERTY_CHANGED:
202 break;
203 default:
204 break;
205 }
206}
207
208static void hfi_sys_init_done(struct venus_core *core, struct venus_inst *inst,
209 void *packet)
210{
211 struct hfi_msg_sys_init_done_pkt *pkt = packet;
1a73374a
SV		 212 int rem_bytes;
213 u32 error;
09c2845e
SV		 214
215 error = pkt->error_type;
216 if (error != HFI_ERR_NONE)
1a73374a 217 goto done;
09c2845e 218
1a73374a 219 if (!pkt->num_properties) {
09c2845e 220 error = HFI_ERR_SYS_INVALID_PARAMETER;
1a73374a 221 goto done;
09c2845e
SV		 222 }
223
224 rem_bytes = pkt->hdr.size - sizeof(*pkt) + sizeof(u32);
1a73374a 225 if (rem_bytes <= 0) {
09c2845e
SV		 226 /* missing property data */
227 error = HFI_ERR_SYS_INSUFFICIENT_RESOURCES;
1a73374a 228 goto done;
09c2845e
SV		 229 }
230
1a73374a 231 error = hfi_parser(core, inst, pkt->data, rem_bytes);
09c2845e 232
1a73374a 233done:
09c2845e
SV		 234 core->error = error;
235 complete(&core->done);
236}
237
238static void
239sys_get_prop_image_version(struct device *dev,
240 struct hfi_msg_sys_property_info_pkt *pkt)
241{
242 int req_bytes;
243
244 req_bytes = pkt->hdr.size - sizeof(*pkt);
245
246 if (req_bytes < 128 || !pkt->data[1] || pkt->num_properties > 1)
247 /* bad packet */
248 return;
249
250 dev_dbg(dev, "F/W version: %s\n", (u8 *)&pkt->data[1]);
251}
252
253static void hfi_sys_property_info(struct venus_core *core,
254 struct venus_inst *inst, void *packet)
255{
256 struct hfi_msg_sys_property_info_pkt *pkt = packet;
257 struct device *dev = core->dev;
258
259 if (!pkt->num_properties) {
260 dev_dbg(dev, "%s: no properties\n", __func__);
261 return;
262 }
263
264 switch (pkt->data[0]) {
265 case HFI_PROPERTY_SYS_IMAGE_VERSION:
266 sys_get_prop_image_version(dev, pkt);
267 break;
268 default:
269 dev_dbg(dev, "%s: unknown property data\n", __func__);
270 break;
271 }
272}
273
274static void hfi_sys_rel_resource_done(struct venus_core *core,
275 struct venus_inst *inst,
276 void *packet)
277{
278 struct hfi_msg_sys_release_resource_done_pkt *pkt = packet;
279
280 core->error = pkt->error_type;
281 complete(&core->done);
282}
283
284static void hfi_sys_ping_done(struct venus_core *core, struct venus_inst *inst,
285 void *packet)
286{
287 struct hfi_msg_sys_ping_ack_pkt *pkt = packet;
288
289 core->error = HFI_ERR_NONE;
290
291 if (pkt->client_data != 0xbeef)
292 core->error = HFI_ERR_SYS_FATAL;
293
294 complete(&core->done);
295}
296
297static void hfi_sys_idle_done(struct venus_core *core, struct venus_inst *inst,
298 void *packet)
299{
300 dev_dbg(core->dev, "sys idle\n");
301}
302
303static void hfi_sys_pc_prepare_done(struct venus_core *core,
304 struct venus_inst *inst, void *packet)
305{
306 struct hfi_msg_sys_pc_prep_done_pkt *pkt = packet;
307
308 dev_dbg(core->dev, "pc prepare done (error %x)\n", pkt->error_type);
309}
310
09c2845e
SV		 311static unsigned int
312session_get_prop_profile_level(struct hfi_msg_session_property_info_pkt *pkt,
313 struct hfi_profile_level *profile_level)
314{
315 struct hfi_profile_level *hfi;
316 u32 req_bytes;
317
318 req_bytes = pkt->shdr.hdr.size - sizeof(*pkt);
319
320 if (!req_bytes || req_bytes % sizeof(struct hfi_profile_level))
321 /* bad packet */
322 return HFI_ERR_SESSION_INVALID_PARAMETER;
323
324 hfi = (struct hfi_profile_level *)&pkt->data[1];
325 profile_level->profile = hfi->profile;
326 profile_level->level = hfi->level;
327
328 return HFI_ERR_NONE;
329}
330
331static unsigned int
332session_get_prop_buf_req(struct hfi_msg_session_property_info_pkt *pkt,
333 struct hfi_buffer_requirements *bufreq)
334{
335 struct hfi_buffer_requirements *buf_req;
336 u32 req_bytes;
337 unsigned int idx = 0;
338
339 req_bytes = pkt->shdr.hdr.size - sizeof(*pkt);
340
341 if (!req_bytes || req_bytes % sizeof(*buf_req) || !pkt->data[1])
342 /* bad packet */
343 return HFI_ERR_SESSION_INVALID_PARAMETER;
344
345 buf_req = (struct hfi_buffer_requirements *)&pkt->data[1];
346 if (!buf_req)
347 return HFI_ERR_SESSION_INVALID_PARAMETER;
348
349 while (req_bytes) {
350 memcpy(&bufreq[idx], buf_req, sizeof(*bufreq));
351 idx++;
352
353 if (idx > HFI_BUFFER_TYPE_MAX)
354 return HFI_ERR_SESSION_INVALID_PARAMETER;
355
356 req_bytes -= sizeof(struct hfi_buffer_requirements);
357 buf_req++;
358 }
359
360 return HFI_ERR_NONE;
361}
362
363static void hfi_session_prop_info(struct venus_core *core,
364 struct venus_inst *inst, void *packet)
365{
366 struct hfi_msg_session_property_info_pkt *pkt = packet;
367 struct device *dev = core->dev;
368 union hfi_get_property *hprop = &inst->hprop;
369 unsigned int error = HFI_ERR_NONE;
370
371 if (!pkt->num_properties) {
372 error = HFI_ERR_SESSION_INVALID_PARAMETER;
373 dev_err(dev, "%s: no properties\n", __func__);
374 goto done;
375 }
376
377 switch (pkt->data[0]) {
378 case HFI_PROPERTY_CONFIG_BUFFER_REQUIREMENTS:
379 memset(hprop->bufreq, 0, sizeof(hprop->bufreq));
380 error = session_get_prop_buf_req(pkt, hprop->bufreq);
381 break;
382 case HFI_PROPERTY_PARAM_PROFILE_LEVEL_CURRENT:
383 memset(&hprop->profile_level, 0, sizeof(hprop->profile_level));
384 error = session_get_prop_profile_level(pkt,
385 &hprop->profile_level);
386 break;
387 case HFI_PROPERTY_CONFIG_VDEC_ENTROPY:
388 break;
389 default:
390 dev_dbg(dev, "%s: unknown property id:%x\n", __func__,
391 pkt->data[0]);
392 return;
393 }
394
395done:
396 inst->error = error;
397 complete(&inst->done);
398}
399
09c2845e
SV		 400static void hfi_session_init_done(struct venus_core *core,
401 struct venus_inst *inst, void *packet)
402{
403 struct hfi_msg_session_init_done_pkt *pkt = packet;
1a73374a
SV		 404 int rem_bytes;
405 u32 error;
09c2845e
SV		 406
407 error = pkt->error_type;
408 if (error != HFI_ERR_NONE)
409 goto done;
410
1a73374a 411 if (!IS_V1(core))
09c2845e
SV		 412 goto done;
413
1a73374a
SV		 414 rem_bytes = pkt->shdr.hdr.size - sizeof(*pkt) + sizeof(u32);
415 if (rem_bytes <= 0) {
416 error = HFI_ERR_SESSION_INSUFFICIENT_RESOURCES;
417 goto done;
418 }
09c2845e 419
1a73374a 420 error = hfi_parser(core, inst, pkt->data, rem_bytes);
09c2845e
SV		 421done:
422 inst->error = error;
423 complete(&inst->done);
424}
425
426static void hfi_session_load_res_done(struct venus_core *core,
427 struct venus_inst *inst, void *packet)
428{
429 struct hfi_msg_session_load_resources_done_pkt *pkt = packet;
430
431 inst->error = pkt->error_type;
432 complete(&inst->done);
433}
434
435static void hfi_session_flush_done(struct venus_core *core,
436 struct venus_inst *inst, void *packet)
437{
438 struct hfi_msg_session_flush_done_pkt *pkt = packet;
439
440 inst->error = pkt->error_type;
441 complete(&inst->done);
442}
443
444static void hfi_session_etb_done(struct venus_core *core,
445 struct venus_inst *inst, void *packet)
446{
447 struct hfi_msg_session_empty_buffer_done_pkt *pkt = packet;
448
449 inst->error = pkt->error_type;
450 inst->ops->buf_done(inst, HFI_BUFFER_INPUT, pkt->input_tag,
451 pkt->filled_len, pkt->offset, 0, 0, 0);
452}
453
454static void hfi_session_ftb_done(struct venus_core *core,
455 struct venus_inst *inst, void *packet)
456{
457 u32 session_type = inst->session_type;
458 u64 timestamp_us = 0;
459 u32 timestamp_hi = 0, timestamp_lo = 0;
460 unsigned int error;
461 u32 flags = 0, hfi_flags = 0, offset = 0, filled_len = 0;
462 u32 pic_type = 0, buffer_type = 0, output_tag = -1;
463
464 if (session_type == VIDC_SESSION_TYPE_ENC) {
465 struct hfi_msg_session_fbd_compressed_pkt *pkt = packet;
466
467 timestamp_hi = pkt->time_stamp_hi;
468 timestamp_lo = pkt->time_stamp_lo;
469 hfi_flags = pkt->flags;
470 offset = pkt->offset;
471 filled_len = pkt->filled_len;
472 pic_type = pkt->picture_type;
473 output_tag = pkt->output_tag;
474 buffer_type = HFI_BUFFER_OUTPUT;
475
476 error = pkt->error_type;
477 } else if (session_type == VIDC_SESSION_TYPE_DEC) {
478 struct hfi_msg_session_fbd_uncompressed_plane0_pkt *pkt =
479 packet;
480
481 timestamp_hi = pkt->time_stamp_hi;
482 timestamp_lo = pkt->time_stamp_lo;
483 hfi_flags = pkt->flags;
484 offset = pkt->offset;
485 filled_len = pkt->filled_len;
486 pic_type = pkt->picture_type;
487 output_tag = pkt->output_tag;
488
489 if (pkt->stream_id == 0)
490 buffer_type = HFI_BUFFER_OUTPUT;
491 else if (pkt->stream_id == 1)
492 buffer_type = HFI_BUFFER_OUTPUT2;
493
494 error = pkt->error_type;
495 } else {
496 error = HFI_ERR_SESSION_INVALID_PARAMETER;
497 }
498
5f43f90a
SV		 499 if (buffer_type != HFI_BUFFER_OUTPUT &&
500 buffer_type != HFI_BUFFER_OUTPUT2)
09c2845e
SV		 501 goto done;
502
503 if (hfi_flags & HFI_BUFFERFLAG_EOS)
504 flags |= V4L2_BUF_FLAG_LAST;
505
506 switch (pic_type) {
507 case HFI_PICTURE_IDR:
508 case HFI_PICTURE_I:
509 flags |= V4L2_BUF_FLAG_KEYFRAME;
510 break;
511 case HFI_PICTURE_P:
512 flags |= V4L2_BUF_FLAG_PFRAME;
513 break;
514 case HFI_PICTURE_B:
515 flags |= V4L2_BUF_FLAG_BFRAME;
516 break;
517 case HFI_FRAME_NOTCODED:
518 case HFI_UNUSED_PICT:
519 case HFI_FRAME_YUV:
520 default:
521 break;
522 }
523
524 if (!(hfi_flags & HFI_BUFFERFLAG_TIMESTAMPINVALID) && filled_len) {
525 timestamp_us = timestamp_hi;
526 timestamp_us = (timestamp_us << 32) | timestamp_lo;
527 }
528
529done:
530 inst->error = error;
531 inst->ops->buf_done(inst, buffer_type, output_tag, filled_len,
532 offset, flags, hfi_flags, timestamp_us);
533}
534
535static void hfi_session_start_done(struct venus_core *core,
536 struct venus_inst *inst, void *packet)
537{
538 struct hfi_msg_session_start_done_pkt *pkt = packet;
539
540 inst->error = pkt->error_type;
541 complete(&inst->done);
542}
543
544static void hfi_session_stop_done(struct venus_core *core,
545 struct venus_inst *inst, void *packet)
546{
547 struct hfi_msg_session_stop_done_pkt *pkt = packet;
548
549 inst->error = pkt->error_type;
550 complete(&inst->done);
551}
552
553static void hfi_session_rel_res_done(struct venus_core *core,
554 struct venus_inst *inst, void *packet)
555{
556 struct hfi_msg_session_release_resources_done_pkt *pkt = packet;
557
558 inst->error = pkt->error_type;
559 complete(&inst->done);
560}
561
562static void hfi_session_rel_buf_done(struct venus_core *core,
563 struct venus_inst *inst, void *packet)
564{
565 struct hfi_msg_session_release_buffers_done_pkt *pkt = packet;
566
567 inst->error = pkt->error_type;
568 complete(&inst->done);
569}
570
571static void hfi_session_end_done(struct venus_core *core,
572 struct venus_inst *inst, void *packet)
573{
574 struct hfi_msg_session_end_done_pkt *pkt = packet;
575
576 inst->error = pkt->error_type;
577 complete(&inst->done);
578}
579
580static void hfi_session_abort_done(struct venus_core *core,
581 struct venus_inst *inst, void *packet)
582{
583 struct hfi_msg_sys_session_abort_done_pkt *pkt = packet;
584
585 inst->error = pkt->error_type;
586 complete(&inst->done);
587}
588
589static void hfi_session_get_seq_hdr_done(struct venus_core *core,
590 struct venus_inst *inst, void *packet)
591{
592 struct hfi_msg_session_get_sequence_hdr_done_pkt *pkt = packet;
593
594 inst->error = pkt->error_type;
595 complete(&inst->done);
596}
597
598struct hfi_done_handler {
599 u32 pkt;
600 u32 pkt_sz;
601 u32 pkt_sz2;
602 void (*done)(struct venus_core *, struct venus_inst *, void *);
603 bool is_sys_pkt;
604};
605
606static const struct hfi_done_handler handlers[] = {
607 {.pkt = HFI_MSG_EVENT_NOTIFY,
608 .pkt_sz = sizeof(struct hfi_msg_event_notify_pkt),
609 .done = hfi_event_notify,
610 },
611 {.pkt = HFI_MSG_SYS_INIT,
612 .pkt_sz = sizeof(struct hfi_msg_sys_init_done_pkt),
613 .done = hfi_sys_init_done,
614 .is_sys_pkt = true,
615 },
616 {.pkt = HFI_MSG_SYS_PROPERTY_INFO,
617 .pkt_sz = sizeof(struct hfi_msg_sys_property_info_pkt),
618 .done = hfi_sys_property_info,
619 .is_sys_pkt = true,
620 },
621 {.pkt = HFI_MSG_SYS_RELEASE_RESOURCE,
622 .pkt_sz = sizeof(struct hfi_msg_sys_release_resource_done_pkt),
623 .done = hfi_sys_rel_resource_done,
624 .is_sys_pkt = true,
625 },
626 {.pkt = HFI_MSG_SYS_PING_ACK,
627 .pkt_sz = sizeof(struct hfi_msg_sys_ping_ack_pkt),
628 .done = hfi_sys_ping_done,
629 .is_sys_pkt = true,
630 },
631 {.pkt = HFI_MSG_SYS_IDLE,
632 .pkt_sz = sizeof(struct hfi_msg_sys_idle_pkt),
633 .done = hfi_sys_idle_done,
634 .is_sys_pkt = true,
635 },
636 {.pkt = HFI_MSG_SYS_PC_PREP,
637 .pkt_sz = sizeof(struct hfi_msg_sys_pc_prep_done_pkt),
638 .done = hfi_sys_pc_prepare_done,
639 .is_sys_pkt = true,
640 },
641 {.pkt = HFI_MSG_SYS_SESSION_INIT,
642 .pkt_sz = sizeof(struct hfi_msg_session_init_done_pkt),
643 .done = hfi_session_init_done,
644 },
645 {.pkt = HFI_MSG_SYS_SESSION_END,
646 .pkt_sz = sizeof(struct hfi_msg_session_end_done_pkt),
647 .done = hfi_session_end_done,
648 },
649 {.pkt = HFI_MSG_SESSION_LOAD_RESOURCES,
650 .pkt_sz = sizeof(struct hfi_msg_session_load_resources_done_pkt),
651 .done = hfi_session_load_res_done,
652 },
653 {.pkt = HFI_MSG_SESSION_START,
654 .pkt_sz = sizeof(struct hfi_msg_session_start_done_pkt),
655 .done = hfi_session_start_done,
656 },
657 {.pkt = HFI_MSG_SESSION_STOP,
658 .pkt_sz = sizeof(struct hfi_msg_session_stop_done_pkt),
659 .done = hfi_session_stop_done,
660 },
661 {.pkt = HFI_MSG_SYS_SESSION_ABORT,
662 .pkt_sz = sizeof(struct hfi_msg_sys_session_abort_done_pkt),
663 .done = hfi_session_abort_done,
664 },
665 {.pkt = HFI_MSG_SESSION_EMPTY_BUFFER,
666 .pkt_sz = sizeof(struct hfi_msg_session_empty_buffer_done_pkt),
667 .done = hfi_session_etb_done,
668 },
669 {.pkt = HFI_MSG_SESSION_FILL_BUFFER,
670 .pkt_sz = sizeof(struct hfi_msg_session_fbd_uncompressed_plane0_pkt),
671 .pkt_sz2 = sizeof(struct hfi_msg_session_fbd_compressed_pkt),
672 .done = hfi_session_ftb_done,
673 },
674 {.pkt = HFI_MSG_SESSION_FLUSH,
675 .pkt_sz = sizeof(struct hfi_msg_session_flush_done_pkt),
676 .done = hfi_session_flush_done,
677 },
678 {.pkt = HFI_MSG_SESSION_PROPERTY_INFO,
679 .pkt_sz = sizeof(struct hfi_msg_session_property_info_pkt),
680 .done = hfi_session_prop_info,
681 },
682 {.pkt = HFI_MSG_SESSION_RELEASE_RESOURCES,
683 .pkt_sz = sizeof(struct hfi_msg_session_release_resources_done_pkt),
684 .done = hfi_session_rel_res_done,
685 },
686 {.pkt = HFI_MSG_SESSION_GET_SEQUENCE_HEADER,
687 .pkt_sz = sizeof(struct hfi_msg_session_get_sequence_hdr_done_pkt),
688 .done = hfi_session_get_seq_hdr_done,
689 },
690 {.pkt = HFI_MSG_SESSION_RELEASE_BUFFERS,
691 .pkt_sz = sizeof(struct hfi_msg_session_release_buffers_done_pkt),
692 .done = hfi_session_rel_buf_done,
693 },
694};
695
696void hfi_process_watchdog_timeout(struct venus_core *core)
697{
698 event_sys_error(core, EVT_SYS_WATCHDOG_TIMEOUT, NULL);
699}
700
701static struct venus_inst *to_instance(struct venus_core *core, u32 session_id)
702{
703 struct venus_inst *inst;
704
705 mutex_lock(&core->lock);
706 list_for_each_entry(inst, &core->instances, list)
707 if (hash32_ptr(inst) == session_id) {
708 mutex_unlock(&core->lock);
709 return inst;
710 }
711 mutex_unlock(&core->lock);
712
713 return NULL;
714}
715
716u32 hfi_process_msg_packet(struct venus_core *core, struct hfi_pkt_hdr *hdr)
717{
718 const struct hfi_done_handler *handler;
719 struct device *dev = core->dev;
720 struct venus_inst *inst;
721 bool found = false;
722 unsigned int i;
723
724 for (i = 0; i < ARRAY_SIZE(handlers); i++) {
725 handler = &handlers[i];
726 if (handler->pkt != hdr->pkt_type)
727 continue;
728 found = true;
729 break;
730 }
731
732 if (!found)
733 return hdr->pkt_type;
734
735 if (hdr->size && hdr->size < handler->pkt_sz &&
736 hdr->size < handler->pkt_sz2) {
737 dev_err(dev, "bad packet size (%d should be %d, pkt type:%x)\n",
738 hdr->size, handler->pkt_sz, hdr->pkt_type);
739
740 return hdr->pkt_type;
741 }
742
743 if (handler->is_sys_pkt) {
744 inst = NULL;
745 } else {
746 struct hfi_session_pkt *pkt;
747
748 pkt = (struct hfi_session_pkt *)hdr;
749 inst = to_instance(core, pkt->shdr.session_id);
750
751 if (!inst)
752 dev_warn(dev, "no valid instance(pkt session_id:%x, pkt:%x)\n",
753 pkt->shdr.session_id,
754 handler ? handler->pkt : 0);
755
756 /*
757 * Event of type HFI_EVENT_SYS_ERROR will not have any session
758 * associated with it
759 */
760 if (!inst && hdr->pkt_type != HFI_MSG_EVENT_NOTIFY) {
761 dev_err(dev, "got invalid session id:%x\n",
762 pkt->shdr.session_id);
763 goto invalid_session;
764 }
765 }
766
767 handler->done(core, inst, hdr);
768
769invalid_session:
770 return hdr->pkt_type;
771}
Linux 6.x block layer and io_uring tree(s)