45 static void pm_calc_rlib_size(struct packet_manager *pm,  in pm_calc_rlib_size()  argument
52 	struct kfd_node *node = pm->dqm->dev;  in pm_calc_rlib_size()
55 	process_count = pm->dqm->processes_count;  in pm_calc_rlib_size()
56 	queue_count = pm->dqm->active_queue_count;  in pm_calc_rlib_size()
57 	compute_queue_count = pm->dqm->active_cp_queue_count;  in pm_calc_rlib_size()
58 	gws_queue_count = pm->dqm->gws_queue_count;  in pm_calc_rlib_size()
72 	if (compute_queue_count > get_cp_queues_num(pm->dqm))  in pm_calc_rlib_size()
80 	map_queue_size = pm->pmf->map_queues_size;  in pm_calc_rlib_size()
82 	*rlib_size = process_count * pm->pmf->map_process_size +  in pm_calc_rlib_size()
90 		*rlib_size += pm->pmf->runlist_size;  in pm_calc_rlib_size()
95 static int pm_allocate_runlist_ib(struct packet_manager *pm,  in pm_allocate_runlist_ib()  argument
101 	struct kfd_node *node = pm->dqm->dev;  in pm_allocate_runlist_ib()
105 	if (WARN_ON(pm->allocated))  in pm_allocate_runlist_ib()
108 	pm_calc_rlib_size(pm, rl_buffer_size, is_over_subscription);  in pm_allocate_runlist_ib()
110 	mutex_lock(&pm->lock);  in pm_allocate_runlist_ib()
112 	retval = kfd_gtt_sa_allocate(node, *rl_buffer_size, &pm->ib_buffer_obj);  in pm_allocate_runlist_ib()
119 	*(void **)rl_buffer = pm->ib_buffer_obj->cpu_ptr;  in pm_allocate_runlist_ib()
120 	*rl_gpu_buffer = pm->ib_buffer_obj->gpu_addr;  in pm_allocate_runlist_ib()
123 	pm->allocated = true;  in pm_allocate_runlist_ib()
126 	mutex_unlock(&pm->lock);  in pm_allocate_runlist_ib()
130 static int pm_create_runlist_ib(struct packet_manager *pm,  in pm_create_runlist_ib()  argument
137 	struct kfd_node *node = pm->dqm->dev;  in pm_create_runlist_ib()
148 	retval = pm_allocate_runlist_ib(pm, &rl_buffer, rl_gpu_addr,  in pm_create_runlist_ib()
154 	pm->ib_size_bytes = alloc_size_bytes;  in pm_create_runlist_ib()
157 		pm->dqm->processes_count, pm->dqm->active_queue_count);  in pm_create_runlist_ib()
163 		if (processes_mapped >= pm->dqm->processes_count) {  in pm_create_runlist_ib()
165 			pm_release_ib(pm);  in pm_create_runlist_ib()
169 		retval = pm->pmf->map_process(pm, &rl_buffer[rl_wptr], qpd);  in pm_create_runlist_ib()
174 		inc_wptr(&rl_wptr, pm->pmf->map_process_size,  in pm_create_runlist_ib()
185 			retval = pm->pmf->map_queues(pm,  in pm_create_runlist_ib()
193 				pm->pmf->map_queues_size,  in pm_create_runlist_ib()
205 			retval = pm->pmf->map_queues(pm,  in pm_create_runlist_ib()
214 				pm->pmf->map_queues_size,  in pm_create_runlist_ib()
222 		if (!pm->is_over_subscription)  in pm_create_runlist_ib()
231 		retval = pm->pmf->runlist(pm, &rl_buffer[rl_wptr],  in pm_create_runlist_ib()
236 	pm->is_over_subscription = !!is_over_subscription;  in pm_create_runlist_ib()
245 int pm_init(struct packet_manager *pm, struct device_queue_manager *dqm)  in pm_init()  argument
258 		pm->pmf = &kfd_vi_pm_funcs;  in pm_init()
265 			pm->pmf = &kfd_aldebaran_pm_funcs;  in pm_init()
267 			pm->pmf = &kfd_v9_pm_funcs;  in pm_init()
275 	pm->dqm = dqm;  in pm_init()
276 	mutex_init(&pm->lock);  in pm_init()
277 	pm->priv_queue = kernel_queue_init(dqm->dev, KFD_QUEUE_TYPE_HIQ);  in pm_init()
278 	if (!pm->priv_queue) {  in pm_init()
279 		mutex_destroy(&pm->lock);  in pm_init()
282 	pm->allocated = false;  in pm_init()
287 void pm_uninit(struct packet_manager *pm)  in pm_uninit()  argument
289 	mutex_destroy(&pm->lock);  in pm_uninit()
290 	kernel_queue_uninit(pm->priv_queue);  in pm_uninit()
291 	pm->priv_queue = NULL;  in pm_uninit()
294 int pm_send_set_resources(struct packet_manager *pm,  in pm_send_set_resources()  argument
297 	struct kfd_node *node = pm->dqm->dev;  in pm_send_set_resources()
302 	size = pm->pmf->set_resources_size;  in pm_send_set_resources()
303 	mutex_lock(&pm->lock);  in pm_send_set_resources()
304 	kq_acquire_packet_buffer(pm->priv_queue,  in pm_send_set_resources()
313 	retval = pm->pmf->set_resources(pm, buffer, res);  in pm_send_set_resources()
315 		retval = kq_submit_packet(pm->priv_queue);  in pm_send_set_resources()
317 		kq_rollback_packet(pm->priv_queue);  in pm_send_set_resources()
320 	mutex_unlock(&pm->lock);  in pm_send_set_resources()
325 int pm_send_runlist(struct packet_manager *pm, struct list_head *dqm_queues)  in pm_send_runlist()  argument
332 	retval = pm_create_runlist_ib(pm, dqm_queues, &rl_gpu_ib_addr,  in pm_send_runlist()
339 	packet_size_dwords = pm->pmf->runlist_size / sizeof(uint32_t);  in pm_send_runlist()
340 	mutex_lock(&pm->lock);  in pm_send_runlist()
342 	retval = kq_acquire_packet_buffer(pm->priv_queue,  in pm_send_runlist()
347 	retval = pm->pmf->runlist(pm, rl_buffer, rl_gpu_ib_addr,  in pm_send_runlist()
352 	retval = kq_submit_packet(pm->priv_queue);  in pm_send_runlist()
354 	mutex_unlock(&pm->lock);  in pm_send_runlist()
359 	kq_rollback_packet(pm->priv_queue);  in pm_send_runlist()
361 	mutex_unlock(&pm->lock);  in pm_send_runlist()
363 	pm_release_ib(pm);  in pm_send_runlist()
367 int pm_send_query_status(struct packet_manager *pm, uint64_t fence_address,  in pm_send_query_status()  argument
370 	struct kfd_node *node = pm->dqm->dev;  in pm_send_query_status()
378 	size = pm->pmf->query_status_size;  in pm_send_query_status()
379 	mutex_lock(&pm->lock);  in pm_send_query_status()
380 	kq_acquire_packet_buffer(pm->priv_queue,  in pm_send_query_status()
388 	retval = pm->pmf->query_status(pm, buffer, fence_address, fence_value);  in pm_send_query_status()
390 		retval = kq_submit_packet(pm->priv_queue);  in pm_send_query_status()
392 		kq_rollback_packet(pm->priv_queue);  in pm_send_query_status()
395 	mutex_unlock(&pm->lock);  in pm_send_query_status()
399 int pm_update_grace_period(struct packet_manager *pm, uint32_t grace_period)  in pm_update_grace_period()  argument
401 	struct kfd_node *node = pm->dqm->dev;  in pm_update_grace_period()
406 	size = pm->pmf->set_grace_period_size;  in pm_update_grace_period()
408 	mutex_lock(&pm->lock);  in pm_update_grace_period()
411 		kq_acquire_packet_buffer(pm->priv_queue,  in pm_update_grace_period()
422 		retval = pm->pmf->set_grace_period(pm, buffer, grace_period);  in pm_update_grace_period()
424 			retval = kq_submit_packet(pm->priv_queue);  in pm_update_grace_period()
426 			kq_rollback_packet(pm->priv_queue);  in pm_update_grace_period()
430 	mutex_unlock(&pm->lock);  in pm_update_grace_period()
434 int pm_send_unmap_queue(struct packet_manager *pm,  in pm_send_unmap_queue()  argument
438 	struct kfd_node *node = pm->dqm->dev;  in pm_send_unmap_queue()
443 	size = pm->pmf->unmap_queues_size;  in pm_send_unmap_queue()
444 	mutex_lock(&pm->lock);  in pm_send_unmap_queue()
445 	kq_acquire_packet_buffer(pm->priv_queue,  in pm_send_unmap_queue()
453 	retval = pm->pmf->unmap_queues(pm, buffer, filter, filter_param, reset);  in pm_send_unmap_queue()
455 		retval = kq_submit_packet(pm->priv_queue);  in pm_send_unmap_queue()
457 		kq_rollback_packet(pm->priv_queue);  in pm_send_unmap_queue()
460 	mutex_unlock(&pm->lock);  in pm_send_unmap_queue()
464 void pm_release_ib(struct packet_manager *pm)  in pm_release_ib()  argument
466 	mutex_lock(&pm->lock);  in pm_release_ib()
467 	if (pm->allocated) {  in pm_release_ib()
468 		kfd_gtt_sa_free(pm->dqm->dev, pm->ib_buffer_obj);  in pm_release_ib()
469 		pm->allocated = false;  in pm_release_ib()
471 	mutex_unlock(&pm->lock);  in pm_release_ib()
478 	struct packet_manager *pm = data;  in pm_debugfs_runlist()  local
480 	mutex_lock(&pm->lock);  in pm_debugfs_runlist()
482 	if (!pm->allocated) {  in pm_debugfs_runlist()
488 		     pm->ib_buffer_obj->cpu_ptr, pm->ib_size_bytes, false);  in pm_debugfs_runlist()
491 	mutex_unlock(&pm->lock);  in pm_debugfs_runlist()
495 int pm_debugfs_hang_hws(struct packet_manager *pm)  in pm_debugfs_hang_hws()  argument
497 	struct kfd_node *node = pm->dqm->dev;  in pm_debugfs_hang_hws()
502 	if (!pm->priv_queue)  in pm_debugfs_hang_hws()
505 	size = pm->pmf->query_status_size;  in pm_debugfs_hang_hws()
506 	mutex_lock(&pm->lock);  in pm_debugfs_hang_hws()
507 	kq_acquire_packet_buffer(pm->priv_queue,  in pm_debugfs_hang_hws()
515 	kq_submit_packet(pm->priv_queue);  in pm_debugfs_hang_hws()
521 	mutex_unlock(&pm->lock);  in pm_debugfs_hang_hws()