41 static void pm_calc_rlib_size(struct packet_manager *pm,  in pm_calc_rlib_size()  argument
48 	struct kfd_node *node = pm->dqm->dev;  in pm_calc_rlib_size()
51 	process_count = pm->dqm->processes_count;  in pm_calc_rlib_size()
52 	queue_count = pm->dqm->active_queue_count;  in pm_calc_rlib_size()
53 	compute_queue_count = pm->dqm->active_cp_queue_count;  in pm_calc_rlib_size()
54 	gws_queue_count = pm->dqm->gws_queue_count;  in pm_calc_rlib_size()
67 	    compute_queue_count > get_cp_queues_num(pm->dqm) ||  in pm_calc_rlib_size()
73 	map_queue_size = pm->pmf->map_queues_size;  in pm_calc_rlib_size()
75 	*rlib_size = process_count * pm->pmf->map_process_size +  in pm_calc_rlib_size()
83 		*rlib_size += pm->pmf->runlist_size;  in pm_calc_rlib_size()
88 static int pm_allocate_runlist_ib(struct packet_manager *pm,  in pm_allocate_runlist_ib()  argument
94 	struct kfd_node *node = pm->dqm->dev;  in pm_allocate_runlist_ib()
98 	if (WARN_ON(pm->allocated))  in pm_allocate_runlist_ib()
101 	pm_calc_rlib_size(pm, rl_buffer_size, is_over_subscription);  in pm_allocate_runlist_ib()
103 	mutex_lock(&pm->lock);  in pm_allocate_runlist_ib()
105 	retval = kfd_gtt_sa_allocate(node, *rl_buffer_size, &pm->ib_buffer_obj);  in pm_allocate_runlist_ib()
112 	*(void **)rl_buffer = pm->ib_buffer_obj->cpu_ptr;  in pm_allocate_runlist_ib()
113 	*rl_gpu_buffer = pm->ib_buffer_obj->gpu_addr;  in pm_allocate_runlist_ib()
116 	pm->allocated = true;  in pm_allocate_runlist_ib()
119 	mutex_unlock(&pm->lock);  in pm_allocate_runlist_ib()
123 static int pm_create_runlist_ib(struct packet_manager *pm,  in pm_create_runlist_ib()  argument
130 	struct kfd_node *node = pm->dqm->dev;  in pm_create_runlist_ib()
141 	retval = pm_allocate_runlist_ib(pm, &rl_buffer, rl_gpu_addr,  in pm_create_runlist_ib()
147 	pm->ib_size_bytes = alloc_size_bytes;  in pm_create_runlist_ib()
150 		pm->dqm->processes_count, pm->dqm->active_queue_count);  in pm_create_runlist_ib()
156 		if (processes_mapped >= pm->dqm->processes_count) {  in pm_create_runlist_ib()
158 			pm_release_ib(pm);  in pm_create_runlist_ib()
162 		retval = pm->pmf->map_process(pm, &rl_buffer[rl_wptr], qpd);  in pm_create_runlist_ib()
167 		inc_wptr(&rl_wptr, pm->pmf->map_process_size,  in pm_create_runlist_ib()
178 			retval = pm->pmf->map_queues(pm,  in pm_create_runlist_ib()
186 				pm->pmf->map_queues_size,  in pm_create_runlist_ib()
198 			retval = pm->pmf->map_queues(pm,  in pm_create_runlist_ib()
207 				pm->pmf->map_queues_size,  in pm_create_runlist_ib()
215 		if (!pm->is_over_subscription)  in pm_create_runlist_ib()
219 		retval = pm->pmf->runlist(pm, &rl_buffer[rl_wptr],  in pm_create_runlist_ib()
224 	pm->is_over_subscription = is_over_subscription;  in pm_create_runlist_ib()
233 int pm_init(struct packet_manager *pm, struct device_queue_manager *dqm)  in pm_init()  argument
246 		pm->pmf = &kfd_vi_pm_funcs;  in pm_init()
252 			pm->pmf = &kfd_aldebaran_pm_funcs;  in pm_init()
254 			pm->pmf = &kfd_v9_pm_funcs;  in pm_init()
262 	pm->dqm = dqm;  in pm_init()
263 	mutex_init(&pm->lock);  in pm_init()
264 	pm->priv_queue = kernel_queue_init(dqm->dev, KFD_QUEUE_TYPE_HIQ);  in pm_init()
265 	if (!pm->priv_queue) {  in pm_init()
266 		mutex_destroy(&pm->lock);  in pm_init()
269 	pm->allocated = false;  in pm_init()
274 void pm_uninit(struct packet_manager *pm)  in pm_uninit()  argument
276 	mutex_destroy(&pm->lock);  in pm_uninit()
277 	kernel_queue_uninit(pm->priv_queue);  in pm_uninit()
278 	pm->priv_queue = NULL;  in pm_uninit()
281 int pm_send_set_resources(struct packet_manager *pm,  in pm_send_set_resources()  argument
284 	struct kfd_node *node = pm->dqm->dev;  in pm_send_set_resources()
289 	size = pm->pmf->set_resources_size;  in pm_send_set_resources()
290 	mutex_lock(&pm->lock);  in pm_send_set_resources()
291 	kq_acquire_packet_buffer(pm->priv_queue,  in pm_send_set_resources()
300 	retval = pm->pmf->set_resources(pm, buffer, res);  in pm_send_set_resources()
302 		retval = kq_submit_packet(pm->priv_queue);  in pm_send_set_resources()
304 		kq_rollback_packet(pm->priv_queue);  in pm_send_set_resources()
307 	mutex_unlock(&pm->lock);  in pm_send_set_resources()
312 int pm_send_runlist(struct packet_manager *pm, struct list_head *dqm_queues)  in pm_send_runlist()  argument
319 	retval = pm_create_runlist_ib(pm, dqm_queues, &rl_gpu_ib_addr,  in pm_send_runlist()
326 	packet_size_dwords = pm->pmf->runlist_size / sizeof(uint32_t);  in pm_send_runlist()
327 	mutex_lock(&pm->lock);  in pm_send_runlist()
329 	retval = kq_acquire_packet_buffer(pm->priv_queue,  in pm_send_runlist()
334 	retval = pm->pmf->runlist(pm, rl_buffer, rl_gpu_ib_addr,  in pm_send_runlist()
339 	retval = kq_submit_packet(pm->priv_queue);  in pm_send_runlist()
341 	mutex_unlock(&pm->lock);  in pm_send_runlist()
346 	kq_rollback_packet(pm->priv_queue);  in pm_send_runlist()
348 	mutex_unlock(&pm->lock);  in pm_send_runlist()
350 	pm_release_ib(pm);  in pm_send_runlist()
354 int pm_send_query_status(struct packet_manager *pm, uint64_t fence_address,  in pm_send_query_status()  argument
357 	struct kfd_node *node = pm->dqm->dev;  in pm_send_query_status()
365 	size = pm->pmf->query_status_size;  in pm_send_query_status()
366 	mutex_lock(&pm->lock);  in pm_send_query_status()
367 	kq_acquire_packet_buffer(pm->priv_queue,  in pm_send_query_status()
375 	retval = pm->pmf->query_status(pm, buffer, fence_address, fence_value);  in pm_send_query_status()
377 		retval = kq_submit_packet(pm->priv_queue);  in pm_send_query_status()
379 		kq_rollback_packet(pm->priv_queue);  in pm_send_query_status()
382 	mutex_unlock(&pm->lock);  in pm_send_query_status()
386 int pm_update_grace_period(struct packet_manager *pm, uint32_t grace_period)  in pm_update_grace_period()  argument
388 	struct kfd_node *node = pm->dqm->dev;  in pm_update_grace_period()
393 	size = pm->pmf->set_grace_period_size;  in pm_update_grace_period()
395 	mutex_lock(&pm->lock);  in pm_update_grace_period()
398 		kq_acquire_packet_buffer(pm->priv_queue,  in pm_update_grace_period()
409 		retval = pm->pmf->set_grace_period(pm, buffer, grace_period);  in pm_update_grace_period()
411 			retval = kq_submit_packet(pm->priv_queue);  in pm_update_grace_period()
413 			kq_rollback_packet(pm->priv_queue);  in pm_update_grace_period()
417 	mutex_unlock(&pm->lock);  in pm_update_grace_period()
421 int pm_send_unmap_queue(struct packet_manager *pm,  in pm_send_unmap_queue()  argument
425 	struct kfd_node *node = pm->dqm->dev;  in pm_send_unmap_queue()
430 	size = pm->pmf->unmap_queues_size;  in pm_send_unmap_queue()
431 	mutex_lock(&pm->lock);  in pm_send_unmap_queue()
432 	kq_acquire_packet_buffer(pm->priv_queue,  in pm_send_unmap_queue()
440 	retval = pm->pmf->unmap_queues(pm, buffer, filter, filter_param, reset);  in pm_send_unmap_queue()
442 		retval = kq_submit_packet(pm->priv_queue);  in pm_send_unmap_queue()
444 		kq_rollback_packet(pm->priv_queue);  in pm_send_unmap_queue()
447 	mutex_unlock(&pm->lock);  in pm_send_unmap_queue()
451 void pm_release_ib(struct packet_manager *pm)  in pm_release_ib()  argument
453 	mutex_lock(&pm->lock);  in pm_release_ib()
454 	if (pm->allocated) {  in pm_release_ib()
455 		kfd_gtt_sa_free(pm->dqm->dev, pm->ib_buffer_obj);  in pm_release_ib()
456 		pm->allocated = false;  in pm_release_ib()
458 	mutex_unlock(&pm->lock);  in pm_release_ib()
465 	struct packet_manager *pm = data;  in pm_debugfs_runlist()  local
467 	mutex_lock(&pm->lock);  in pm_debugfs_runlist()
469 	if (!pm->allocated) {  in pm_debugfs_runlist()
475 		     pm->ib_buffer_obj->cpu_ptr, pm->ib_size_bytes, false);  in pm_debugfs_runlist()
478 	mutex_unlock(&pm->lock);  in pm_debugfs_runlist()
482 int pm_debugfs_hang_hws(struct packet_manager *pm)  in pm_debugfs_hang_hws()  argument
484 	struct kfd_node *node = pm->dqm->dev;  in pm_debugfs_hang_hws()
489 	if (!pm->priv_queue)  in pm_debugfs_hang_hws()
492 	size = pm->pmf->query_status_size;  in pm_debugfs_hang_hws()
493 	mutex_lock(&pm->lock);  in pm_debugfs_hang_hws()
494 	kq_acquire_packet_buffer(pm->priv_queue,  in pm_debugfs_hang_hws()
502 	kq_submit_packet(pm->priv_queue);  in pm_debugfs_hang_hws()
508 	mutex_unlock(&pm->lock);  in pm_debugfs_hang_hws()