3 * Copyright (C) 2020 Samsung Electronics
4 * Copyright (C) 2020 Dongju Chae <dongju.chae@samsung.com>
9 * @brief Impelemetation of NPU Engine entrypoint that handles APIs from host
10 * @see https://code.sec.samsung.net/confluence/display/ODLC/2020+Overall+Software+Stack
11 * @author Dongju Chae <dongju.chae@samsung.com>
12 * @bug No known bugs except for NYI items
15 #include "ne-handler.h"
18 #include <npubinfmt.h>
19 #include <NPUdrvAPI.h>
20 #include <CommPlugin.h>
25 #include <condition_variable>
32 /** @brief host handler constructor */
33 HostHandler::HostHandler (Device *device)
35 /* ignored as we don't use double buffering anymore, but for backward-compatibility */
36 async_mode_ (NPUASYNC_WAIT)
40 /** @brief host handler destructor */
41 HostHandler::~HostHandler ()
46 * @brief register model from generic buffer
47 * @param[in] model_buf model buffer
48 * @param[out] modelid model id
49 * @return 0 if no error. otherwise a negative errno
52 HostHandler::registerModel (generic_buffer *model_buf, uint32_t *modelid)
54 if (model_buf == nullptr || modelid == nullptr) {
55 logerr (TAG, "Invalid arguments given\n");
59 Model *model = nullptr;
60 int status = device_->setModel (model_buf, &model);
62 logerr (TAG, "Failed to set model: %d\n", status);
66 assert (model != nullptr);
68 status = models_.insert (model->getID(), model);
70 logerr (TAG, "Failed to insert model id\n");
75 *modelid = model->getID();
80 * @brief remove the registered model
81 * @param[in] modelid model id
82 * @return 0 if no error. otherwise a negative errno
85 HostHandler::unregisterModel (uint32_t modelid)
87 Model *model = models_.find (modelid);
91 int status = device_->unsetModel (model);
93 logerr (TAG, "Failed to unset model: %d\n", status);
97 return models_.remove (modelid);
101 * @brief remove all registered models
105 HostHandler::unregisterModels ()
107 std::function <bool (Model *)> functor =
108 [&] (Model *m) -> bool {
109 bool can_remove = true;
110 int status = device_->unsetModel (m);
112 logwarn (TAG, "Failed to unset model: %d\n", status);
118 models_.for_each (functor);
123 * @brief Get the profile information from NPU
124 * @param[in] task_id The identifier for each inference
125 * @param[out] profile The profile instance
126 * @return 0 if no error, otherwise a negative errno.
129 HostHandler::getProfile (int task_id, npu_profile *profile)
131 if (task_id < 0 || profile == nullptr) {
132 logerr (TAG, "Invalid parameter provided\n");
136 const DriverAPI * api = device_->getDriverAPI ();
137 assert (api != nullptr);
139 profile->num_layers = 0;
140 profile->layers = nullptr;
142 int status = api->getProfile (task_id, profile);
144 logerr (TAG, "Failed to get profile information: %d\n", status);
152 * @brief get the stats for the latest apps of the target device
153 * @param[out] stat The list of app stat
154 * @note The caller has the responsibility to free the resources.
155 * This API is not working on the emulated envionment.
158 HostHandler::getStatApps (npu_stat_apps *stat)
160 const DriverAPI * api = device_->getDriverAPI ();
161 assert (api != nullptr);
163 return api->getStatApps (stat);
167 * @brief get the stats for the latest tasks of the target app
168 * @param[in] appid The identifier of target app
169 * @param[out] stat The list of task stat
170 * @note The caller has the responsibility to free the resources.
171 * This API is not working on the emulated envionment.
174 HostHandler::getStatTasks (int appid, npu_stat_tasks *stat)
176 const DriverAPI * api = device_->getDriverAPI ();
177 assert (api != nullptr);
179 return api->getStatTasks (appid, stat);
183 * @brief Get the driver API level of opened NPU device
184 * @param[out] level driver API level
185 * @return 0 if no error, otherwise a negative errno
188 HostHandler::getAPILevel (uint32_t *level)
190 const DriverAPI * api = device_->getDriverAPI ();
191 assert (api != nullptr);
193 return api->getAPILevel (level);
197 * @brief Get the TOPS of the opened NPU device
198 * @param[in] dev the NPU device handle
199 * @param[out] tops npu tops
200 * @return 0 if no error, otherwise a negative errno
201 * @note this does not support for emulated devices
204 HostHandler::getTops (uint32_t *tops)
206 const DriverAPI * api = device_->getDriverAPI ();
207 assert (api != nullptr);
209 return api->getTops (tops);
213 * @brief Set the data layout for input/output tensors
214 * @param[in] modelid The ID of model whose layouts are set
215 * @param[in] in the layout/type info for input tensors
216 * @param[in] out the layout/type info for output tensors
217 * @return @c 0 if no error. otherwise a negative error value
218 * @note if this function is not called, default layout/type will be used.
221 HostHandler::setDataInfo (uint32_t modelid, tensors_data_info *in,
222 tensors_data_info *out)
224 Model *model = models_.find (modelid);
225 if (model == nullptr)
228 return model->setDataInfo (in, out);
232 * @brief Set the inference constraint for next NPU inferences
233 * @param[in] modelid The target model id
234 * @param[in] constraint inference constraint (e.g., timeout, priority)
235 * @return @c 0 if no error. otherwise a negative error value
236 * @note If this function is not called, default values are used.
239 HostHandler::setConstraint (uint32_t modelid, npuConstraint constraint)
241 Model *model = models_.find (modelid);
242 if (model == nullptr)
245 model->setConstraint (constraint);
251 * @brief find and return model instance
252 * @param[in] modelid model id
253 * @return model instance if found. otherwise nullptr
256 HostHandler::getModel (uint32_t modelid)
258 return models_.find (modelid);
261 /** @brief dummay callback for runSync. */
264 callbackSync (output_buffers *output) : output_(output), done_(false) {}
266 static void callback (output_buffers *output, uint64_t sequence, void *data) {
267 callbackSync *sync = static_cast<callbackSync *>(data);
268 sync->callback (output, sequence);
271 void callback (output_buffers *output, uint64_t sequence) {
272 if (output_ != nullptr) {
273 /** just copy internal variables of output buffers */
274 memcpy (output_, output, sizeof (output_buffers));
281 std::unique_lock<std::mutex> lock (m_);
282 cv_.wait (lock, [this]() { return done_; });
287 std::condition_variable cv_;
288 output_buffers *output_;
293 * @brief Execute inference. Wait (block) until the output is available.
294 * @param[in] modelid The model to be inferred.
295 * @param[in] input The input data to be inferred.
296 * @param[out] output The output result.
297 * @return @c 0 if no error. otherwise a negative error value
300 HostHandler::runSync (uint32_t modelid, const input_buffers *input,
301 output_buffers *output)
303 callbackSync sync (output);
304 int status = runAsync (modelid, input, callbackSync::callback,
305 static_cast <void*> (&sync), NPUASYNC_DROP_OLD, nullptr);
307 /** sync needs to wait callback */
314 * @brief Invoke NPU inference. Unblocking call.
315 * @param[in] modelid The model to be inferred.
316 * @param[in] input The input data to be inferred.
317 * @param[in] cb The output buffer handler.
318 * @param[in] cb_data The data given as a parameter to the runNPU_async call.
319 * @param[in] mode Configures how this operation works.
320 * @param[out] sequence The sequence number returned with runNPU_async.
321 * @return @c 0 if no error. otherwise a negative error value
324 HostHandler::runAsync (uint32_t modelid, const input_buffers *input,
325 npuOutputNotify cb, void *cb_data, npu_async_mode mode, uint64_t *sequence)
327 Model *model = nullptr;
329 if (device_->needModel()) {
330 model = getModel (modelid);
331 if (model == nullptr)
335 /* check the given model before running */
336 if (model != nullptr && !model->finalize ()) {
337 logerr (TAG, "Failed to finalize the model. Please see the log messages\n");
341 device_->setAsyncMode (mode);
342 return device_->run (NPUINPUT_HOST, model, input, cb, cb_data, sequence);
346 * @brief Let NPU accept input frames from its internal source continuously
347 * @param[in] modelid The model to be inferred.
348 * @param[in] opmode NPU has different opmode with auto-inputs. Choose one.
349 * @param[in] hw_dev The target device feeding input data
350 * @return @c 0 if no error. otherwise a negative error value
353 HostHandler::runInternal (uint32_t modelid, npu_input_opmode opmode,
356 Model *model = nullptr;
358 if (device_->needModel()) {
359 model = getModel (modelid);
360 if (model == nullptr)
364 /* check the given model before running */
365 if (model != nullptr && !model->finalize ()) {
366 logerr (TAG, "Failed to finalize the model. Please see the log messages\n");
370 return device_->runInternal (opmode, model, hw_dev);
374 * @brief Stop the request with the given id
375 * @param[in] dev The NPU device handle
376 * @param[in] id The request id
377 * @return @c 0 if no error. otherwise a negative error value
380 HostHandler::stopInternal (int id)
383 logerr (TAG, "Unable to stop this request with id (%d)\n", id);
387 const DriverAPI * api = device_->getDriverAPI ();
388 assert (api != nullptr);
390 return api->stop_target (id);
394 * @brief get number of available devices
395 * @param[in] type device type
396 * @return number of devices
399 HostHandler::getNumDevices (dev_type type)
401 return DriverAPI::getNumDevices (type);
405 * @brief get device instance
406 * @param[out] dev device instance
407 * @param[in] type device type
408 * @param[in] id device id
409 * @return 0 if no error. otherwise a negative errno
412 HostHandler::getDevice (npudev_h *dev, dev_type type, uint32_t id)
414 int num_devices = getNumDevices (type);
416 /** check the validity of device id */
417 if (!(num_devices > 0 && id < static_cast<uint32_t>(num_devices))) {
418 logerr (TAG, "Invalid arguments provided\n");
422 Device *device = Device::createInstance (type, id);
423 if (device == nullptr) {
424 logerr (TAG, "Failed to create a device with the given type\n");
434 * @brief allocate generic buffer (just for users)
435 * @param[out] buffer buffer instance
436 * @return 0 if no error. otherwise a negative errno
439 HostHandler::allocGenericBuffer (generic_buffer *buffer)
444 if (buffer->size == 0) {
445 logerr (TAG, "Invalid size\n");
449 if (buffer->size > UINT32_MAX) {
450 logerr (TAG, "Don't support such a large size");
454 switch (buffer->type) {
457 if (buffer->filepath == nullptr)
462 /* now, npu-engine always provides dmabuf-based allocation */
463 void *addr = nullptr;
464 int dmabuf = device_->allocMemory (buffer->size, &addr);
468 buffer->dmabuf = dmabuf;
480 * @brief deallocate generic buffer (just for users)
481 * @param[in] buffer buffer instance
482 * @return 0 if no error. otherwise a negative errno
485 HostHandler::deallocGenericBuffer (generic_buffer *buffer)
490 switch (buffer->type) {
492 /** always true cuz nothing to do */
495 return device_->deallocMemory (buffer->dmabuf, buffer->size, buffer->addr);
504 * @brief allocate multiple generic buffers (just for users)
505 * @param[out] buffers multi-buffer instance
506 * @return 0 if no error. otherwise a negative errno
509 HostHandler::allocGenericBuffer (generic_buffers *buffers)
514 if (buffers == NULL || buffers->num_buffers < 1)
517 for (idx = 0; idx < buffers->num_buffers; idx++) {
518 status = allocGenericBuffer (&buffers->bufs[idx]);
527 deallocGenericBuffer (&buffers->bufs[--idx]);
534 * @brief deallocate multiple generic buffers (just for users)
535 * @param[in] buffers multi-buffer instance
536 * @return 0 if no error. otherwise a negative errno
539 HostHandler::deallocGenericBuffer (generic_buffers *buffers)
541 if (buffers == NULL || buffers->num_buffers < 1)
544 for (uint32_t idx = 0; idx < buffers->num_buffers; idx++)
545 deallocGenericBuffer (&buffers->bufs[idx]);
546 buffers->num_buffers = 0;
552 * @brief get the current memory status
553 * @param[out] alloc_total The size of allocated memory until now
554 * @param[out] free_total The size of freed memory until now
555 * @return 0 if no error. otherwise a negatice error value
558 HostHandler::getMemoryStatus (size_t *alloc_total, size_t *free_total)
560 /** API is always set in initialize () */
561 const DriverAPI * api = device_->getDriverAPI ();
562 assert (api != nullptr);
564 return api->getMemoryStatus (alloc_total, free_total);
568 * @brief Get the current device status to be used
569 * @param[out] status the device status
570 * @param[out] num_requests the number of running requests (or pending)
571 * @return 0 if no error, otherwise a negative errno.
574 HostHandler::getDeviceStatus (npu_status *status, uint32_t *num_requests)
576 /** API is always set in initialize () */
577 const DriverAPI * api = device_->getDriverAPI ();
582 device_state_t state = api->isReady ();
583 if (state == device_state_t::STATE_READY) {
584 *num_requests = api->numRequests ();
585 if (*num_requests > 0)
597 /** implement methods of Device class */
599 /** @brief constructor of device */
600 Device::Device (dev_type type, int id, bool need_model)
601 : comm_ (CommPlugin::getCommPlugin()), type_ (type), id_ (id), need_model_ (true),
602 mode_ (NPUASYNC_WAIT), initialized_ (false), atomic_flag_ (ATOMIC_FLAG_INIT)
607 * @brief create device instance depending on device type and id
608 * @param[in] type device type
609 * @param[in] id device id
610 * @return device instance
613 Device::createInstance (dev_type type, int id)
615 Device *device = nullptr;
617 switch (type & DEVICETYPE_MASK) {
618 case DEVICETYPE_TRIV2:
619 device = new TrinityVision2 (id);
621 case DEVICETYPE_DEPR:
622 logwarn (TAG, "You're trying to open deprecated devices..\n");
628 if (device != nullptr && device->init () != 0) {
637 * @brief device initialization
638 * @return 0 if no error, otherwise a negative errno
639 * @note Init failures come from createDriverAPI() only.
644 /** should be initilizaed only once */
645 if (!atomic_flag_.test_and_set()) {
646 /** create the corresponding driver API */
647 api_ = DriverAPI::createDriverAPI (type_, id_);
648 if (api_.get() == nullptr) {
649 atomic_flag_.clear();
650 logerr (TAG, "Failed to create driver API\n");
654 handler_.reset (new HostHandler (this));
655 scheduler_.reset (new Scheduler (api_.get()));
656 mem_ = MemAllocator::createInstance (api_.get());
658 initialized_ = true; /** c++11 does not provide test() of atomic flag */
665 * @brief stop all requests from this device
666 * @param[in] force_stop indicate the schedduler waits until to handle previous requests
667 * @return 0 if no error, otherwise a negative errno
670 Device::stop (bool force_stop)
672 if (!initialized ()) {
673 logerr (TAG, "Uninitialized device; should use libnpuhost APIs\n");
677 Request *req = new Request (NPUINPUT_STOP);
678 req->setForceStop (force_stop);
679 return scheduler_->submitRequest (req);
683 * @brief allocate generic memory buffer
684 * @param[in] size the size to allocate
685 * @param[out] addr the mapped address
686 * @return dmabuf fd if no error, otherwise a negative errno
689 Device::allocMemory (size_t size, void **addr)
691 if (!initialized ()) {
692 logerr (TAG, "Uninitialized device; should use libnpuhost APIs\n");
696 if (size == 0 || addr == nullptr) {
697 logerr (TAG, "Invalid arguments\n");
701 return mem_->allocMemory (size, addr);
705 * @brief deallocate generic memory buffer
706 * @param[in] dmabuf_fd dmabuf file descriptor
707 * @param[in] size buffer size
708 * @param[in] addr mapped addr
709 * @return 0 if no error, otherwise a negative errno
712 Device::deallocMemory (int dmabuf_fd, size_t size, void * addr)
714 if (!initialized ()) {
715 logerr (TAG, "Uninitialized device; should use libnpuhost APIs\n");
719 if (dmabuf_fd < 0 || size == 0 || addr == nullptr) {
720 logerr (TAG, "Invalid arguments\n");
724 return mem_->deallocMemory (dmabuf_fd, size, addr);
728 * @brief extract the segment table instance from input generic buffers
729 * @param[in] model the model instance
730 * @param[in] input the input generic buffers
731 * @param[in] output the output generic buffers
732 * @return the segment table instance
735 TrinityVision2::prepareSegmentTable (const Model *model, const input_buffers *input,
736 const output_buffers *output)
738 const Metadata *meta = model->getMetadata ();
739 if (meta == nullptr || (input != nullptr &&
740 meta->getInputNum() != input->num_buffers)) {
741 logerr (TAG, "Invalid metadata info provided\n");
745 SegmentTable * segt = mem_->allocSegmentTable (new HWmemDevice);
746 int status = segt->alloc ();
748 logerr (TAG, "Failed to allocate segment table: %d\n", status);
752 status = segt->createSegments (model, input, output);
754 logerr (TAG, "Failed to create segments: %d\n", status);
766 * @brief implementation of TRIV2's setModel ()
767 * @param[in] model_buf the model generic buffer
768 * @param[out] model the model instance
769 * @return 0 if no error, otherwise a negative errno
772 TrinityVision2::setModel (const generic_buffer *model_buf, Model ** model_ptr)
774 if (!initialized ()) {
775 logerr (TAG, "Uninitialized device; should use libnpuhost APIs\n");
779 if (model_buf == nullptr || model_ptr == nullptr)
785 switch (model_buf->type) {
788 model = mem_->allocModel (new HWmemDevice);
789 if (model == nullptr) {
790 logerr (TAG, "Failed to allocate model\n");
794 status = model->alloc (NPUBIN_META_SIZE);
796 logerr (TAG, "Failed to allocate model: %d\n", status);
800 status = comm_.extractGenericBuffer (model_buf, model->getData(), nullptr,
801 0, NPUBIN_META_SIZE);
803 logerr (TAG, "Failed to extract generic buffer: %d\n", status);
811 status = model->setMetadata (model->getData());
815 /** allocate program (optional; NOP) */
816 if (model->getMetadata()->getProgramSize() > 0) {
817 HWmem * hwmem_prog = new HWmem (new HWmemDevice);
818 hwmem_prog->setDriverAPI (api_.get());
819 hwmem_prog->setContiguous (true);
821 model->setProgramData (hwmem_prog);
823 status = hwmem_prog->alloc (model->getMetadata()->getProgramSize());
825 logerr (TAG, "Failed to allocate program\n");
829 status = comm_.extractGenericBuffer (model_buf, hwmem_prog->getData(), nullptr,
830 model->getMetadata()->getMetaSize(),
831 model->getMetadata()->getProgramSize());
833 logerr (TAG, "Failed to extract generic buffer: %d\n", status);
837 /** register this model to the driver */
838 model_config_t config;
839 config.version = model->getMetadata()->getVersion ();
840 config.dbuf_fd = hwmem_prog->getDmabuf ();
841 config.program_size = hwmem_prog->getSize ();
842 config.program_offset_addr = 0;
843 config.metadata_dbuf_fd = model->getDmabuf ();
845 /** for metadata extended section */
846 size_t extended_size = model->getMetadata()->getMetaExtendedSize();
847 if (extended_size > 0) {
848 HWmem * hwmem_extended = new HWmem (new HWmemDevice);
849 hwmem_extended->setDriverAPI (api_.get ());
851 model->setExtendedMetadata (hwmem_extended);
853 status = hwmem_extended->alloc (extended_size);
855 logerr (TAG, "Failed to allocate extended metadata: %d\n", status);
859 config.metadata_ext_dbuf_fd = hwmem_extended->getDmabuf ();
860 config.metadata_ext_size = extended_size;
862 status = comm_.extractGenericBuffer (model_buf, hwmem_extended->getData (),
863 nullptr, NPUBIN_META_SIZE, extended_size);
865 logerr (TAG, "Failed to extract generic buffer: %d\n", status);
870 status = api_->registerModel (&config, model->getMetadata()->getNPUVersion());
874 model->setInternalID(config.id);
877 /** allocate weight (optional) */
878 if (model->getMetadata()->getWeightSize() > 0) {
879 HWmem * hwmem_weight = new HWmem (new HWmemDevice);
880 hwmem_weight->setDriverAPI (api_.get());
882 model->setWeightData (hwmem_weight);
884 status = hwmem_weight->alloc (model->getMetadata()->getWeightSize());
886 logerr (TAG, "Failed to allocate program\n");
890 status = comm_.extractGenericBuffer (model_buf, hwmem_weight->getData(), nullptr,
891 model->getMetadata()->getMetaSize() + model->getMetadata()->getProgramSize(),
892 model->getMetadata()->getWeightSize());
894 logerr (TAG, "Failed to extract generic buffer: %d\n", status);
908 * @brief implementation of TRIV2's unsetModel ()
909 * @param[in] model the model instance
910 * @return 0 if no error, otherwise a negative errno
913 TrinityVision2::unsetModel (Model * model)
915 if (!initialized ()) {
916 logerr (TAG, "Uninitialized device; should use libnpuhost APIs\n");
920 if (model == nullptr) {
921 logerr (TAG, "Invalid model instance\n");
925 if (model->getMetadata()->getProgramSize() > 0)
926 return api_->deregisterModel (model->getInternalID ());
931 /** @brief implementation of TRIV2's run() */
933 TrinityVision2::run (npu_input_opmode opmode, const Model *model,
934 const input_buffers *input, npuOutputNotify cb, void *cb_data,
937 if (!initialized ()) {
938 logerr (TAG, "Uninitialized device; should use libnpuhost APIs\n");
942 if (opmode != NPUINPUT_HOST)
945 if (input == nullptr || input->num_buffers == 0 || model == nullptr)
948 const_cast<Model *>(model)->updateDataInfo ();
950 /** this device uses segment table */
951 SegmentTable * segt = prepareSegmentTable (model, input);
952 if (segt == nullptr) {
953 logerr (TAG, "Failed to create segment table instance\n");
957 /** extract input data */
958 for (uint32_t idx = 0; idx < input->num_buffers; idx++) {
959 if (!segt->getInputSegment(idx)->isExternal ()) {
960 uint32_t seg_offset = segt->getInputSegmentOffset(idx);
961 auto func = std::bind (TrinityVision2::manipulateData, model, idx, true,
962 std::placeholders::_1, std::placeholders::_2, std::placeholders::_3);
963 int status = comm_.extractGenericBuffer (
965 segt->getInputSegment(idx)->getData() + seg_offset,
968 logerr (TAG, "Failed to feed input segment: %d\n", status);
974 Request *req = new Request (opmode);
975 req->setModel (model);
976 req->setSegmentTable (segt);
977 req->setCallback (std::bind (&TrinityVision2::callback, this, req, cb, cb_data));
980 *sequence = req->getID();
982 return scheduler_->submitRequest (req);
985 /** @brief implementation of TRIV2's runInternal() */
987 TrinityVision2::runInternal (npu_input_opmode opmode, const Model *model,
990 if (!initialized ()) {
991 logerr (TAG, "Uninitialized device; should use libnpuhost APIs\n");
995 if (opmode != NPUINPUT_HW_RECURRING)
998 /** this device uses segment table */
999 SegmentTable * segt = prepareSegmentTable (model, nullptr, nullptr);
1000 if (segt == nullptr) {
1001 logerr (TAG, "Failed to create segment table instance\n");
1005 Request *req = new Request (opmode);
1006 req->setModel (model);
1007 req->setSegmentTable (segt);
1008 req->setHwDevice (hw_dev);
1010 return scheduler_->submitRequest (req);
1013 /** @brief callback of TRIV2 request */
1015 TrinityVision2::callback (Request *req, npuOutputNotify cb, void *cb_data)
1020 const Model *model = req->getModel ();
1021 SegmentTable *segt = req->getSegmentTable ();
1022 output_buffers output = {
1023 .num_buffers = segt->getNumOutputSegments ()
1026 for (uint32_t idx = 0; idx < output.num_buffers; idx++) {
1027 uint32_t output_tensor_size = model->getOutputTensorSize (idx);
1029 output.bufs[idx].type = BUFFER_MAPPED;
1030 output.bufs[idx].size = output_tensor_size;
1031 /** user needs to free this */
1032 output.bufs[idx].addr = calloc (1, output_tensor_size);
1034 #if defined(ENABLE_FPGA_WORKAROUND)
1036 segt->getOutputSegment(idx)->getDmabuf(),
1037 segt->getOutputSegmentOffset(idx),
1038 output.bufs[idx].addr,
1039 output.bufs[idx].size);
1041 auto func = std::bind (TrinityVision2::manipulateData, model, idx, false,
1042 std::placeholders::_1, std::placeholders::_2, std::placeholders::_3);
1043 int status = comm_.insertGenericBuffer (
1044 segt->getOutputSegment(idx)->getData() + segt->getOutputSegmentOffset(idx),
1045 &output.bufs[idx], func);
1048 logerr (TAG, "Failed to return output buffer: %d\n", status);
1053 cb (&output, req->getID(), cb_data);
1058 /** Implement data manipulation (each device may have different impl.) */
1062 * @brief perform data manipulation
1063 * @param[in] model model instance
1064 * @param[in] idx tensor index
1065 * @param[in] is_input indicate it's input manipulation
1066 * @param[out] dst destination buffer
1067 * @param[in] src source buffer (feature map)
1068 * @param[in] size size to be copied
1069 * @return size of memory copy if no error, otherwise zero
1071 * @note the input data format should be NHWC
1073 * @detail Feature map data in TRIV2, (x, y, z) = (width, height, depth)
1075 * 1) Image input (depth == 1 or depth == 3)
1076 * Addr(x,y,z) = Addr(0,0,0) + z + depth * x + ymod * y
1079 * Addr(x,y,z) = Addr(0,0,0) + (z % 64) + (64 * x) + ymod * y + zmod * (z / 64)
1082 TrinityVision2::manipulateData (const Model *model, uint32_t idx, bool is_input,
1083 void *dst, void *src, size_t size)
1085 const Metadata *meta = model->getMetadata ();
1086 DataConverter converter (is_input);
1088 converter.setData (src, dst, size);
1089 converter.setTops (meta->getTops ());
1091 const tensor_data_info* info = model->getInputDataInfo (idx);
1092 if (info == nullptr)
1095 converter.setDataLayout (info->layout, DATA_LAYOUT_TRIV2);
1096 converter.setDataType (info->type, meta->getInputQuantType (idx));
1097 converter.setDataDims (meta->getInputDims (idx));
1098 converter.setQuantZero (meta->getInputQuantZero (idx));
1099 converter.setQuantScale (meta->getInputQuantScale (idx));
1101 const tensor_data_info* info = model->getOutputDataInfo (idx);
1102 if (info == nullptr)
1105 converter.setDataLayout (DATA_LAYOUT_TRIV2, info->layout);
1106 converter.setDataType (meta->getOutputQuantType (idx), info->type);
1107 converter.setDataDims (meta->getOutputDims (idx));
1108 converter.setQuantZero (meta->getOutputQuantZero (idx));
1109 converter.setQuantScale (meta->getOutputQuantScale (idx));
1112 return converter.perform ();
1118 TrinityVision2::manipulateData (const Model *model, uint32_t idx, bool is_input,
1119 void *dst, void *src, size_t size)
1121 memcpy (dst, src, size);