Lines Matching refs:hive
286 struct amdgpu_hive_info *hive = container_of( in amdgpu_xgmi_show_attrs() local
290 return snprintf(buf, PAGE_SIZE, "%llu\n", hive->hive_id); in amdgpu_xgmi_show_attrs()
297 struct amdgpu_hive_info *hive = container_of( in amdgpu_xgmi_hive_release() local
300 amdgpu_reset_put_reset_domain(hive->reset_domain); in amdgpu_xgmi_hive_release()
301 hive->reset_domain = NULL; in amdgpu_xgmi_hive_release()
303 mutex_destroy(&hive->hive_lock); in amdgpu_xgmi_hive_release()
304 kfree(hive); in amdgpu_xgmi_hive_release()
366 struct amdgpu_hive_info *hive) in amdgpu_xgmi_sysfs_add_dev_info() argument
385 if (hive->kobj.parent != (&adev->dev->kobj)) { in amdgpu_xgmi_sysfs_add_dev_info()
386 ret = sysfs_create_link(&adev->dev->kobj, &hive->kobj, in amdgpu_xgmi_sysfs_add_dev_info()
394 sprintf(node, "node%d", atomic_read(&hive->number_devices)); in amdgpu_xgmi_sysfs_add_dev_info()
396 ret = sysfs_create_link(&hive->kobj, &adev->dev->kobj, node); in amdgpu_xgmi_sysfs_add_dev_info()
416 struct amdgpu_hive_info *hive) in amdgpu_xgmi_sysfs_rem_dev_info() argument
424 if (hive->kobj.parent != (&adev->dev->kobj)) in amdgpu_xgmi_sysfs_rem_dev_info()
427 sprintf(node, "node%d", atomic_read(&hive->number_devices)); in amdgpu_xgmi_sysfs_rem_dev_info()
428 sysfs_remove_link(&hive->kobj, node); in amdgpu_xgmi_sysfs_rem_dev_info()
436 struct amdgpu_hive_info *hive = NULL; in amdgpu_get_xgmi_hive() local
442 if (adev->hive) { in amdgpu_get_xgmi_hive()
443 kobject_get(&adev->hive->kobj); in amdgpu_get_xgmi_hive()
444 return adev->hive; in amdgpu_get_xgmi_hive()
449 list_for_each_entry(hive, &xgmi_hive_list, node) { in amdgpu_get_xgmi_hive()
450 if (hive->hive_id == adev->gmc.xgmi.hive_id) in amdgpu_get_xgmi_hive()
454 hive = kzalloc(sizeof(*hive), GFP_KERNEL); in amdgpu_get_xgmi_hive()
455 if (!hive) { in amdgpu_get_xgmi_hive()
457 hive = NULL; in amdgpu_get_xgmi_hive()
462 ret = kobject_init_and_add(&hive->kobj, in amdgpu_get_xgmi_hive()
468 kobject_put(&hive->kobj); in amdgpu_get_xgmi_hive()
469 hive = NULL; in amdgpu_get_xgmi_hive()
486 hive->reset_domain = in amdgpu_get_xgmi_hive()
488 if (!hive->reset_domain) { in amdgpu_get_xgmi_hive()
491 kobject_put(&hive->kobj); in amdgpu_get_xgmi_hive()
492 hive = NULL; in amdgpu_get_xgmi_hive()
497 hive->reset_domain = adev->reset_domain; in amdgpu_get_xgmi_hive()
501 hive->hive_id = adev->gmc.xgmi.hive_id; in amdgpu_get_xgmi_hive()
502 INIT_LIST_HEAD(&hive->device_list); in amdgpu_get_xgmi_hive()
503 INIT_LIST_HEAD(&hive->node); in amdgpu_get_xgmi_hive()
504 mutex_init(&hive->hive_lock); in amdgpu_get_xgmi_hive()
505 atomic_set(&hive->number_devices, 0); in amdgpu_get_xgmi_hive()
506 task_barrier_init(&hive->tb); in amdgpu_get_xgmi_hive()
507 hive->pstate = AMDGPU_XGMI_PSTATE_UNKNOWN; in amdgpu_get_xgmi_hive()
508 hive->hi_req_gpu = NULL; in amdgpu_get_xgmi_hive()
514 hive->hi_req_count = AMDGPU_MAX_XGMI_DEVICE_PER_HIVE; in amdgpu_get_xgmi_hive()
515 list_add_tail(&hive->node, &xgmi_hive_list); in amdgpu_get_xgmi_hive()
518 if (hive) in amdgpu_get_xgmi_hive()
519 kobject_get(&hive->kobj); in amdgpu_get_xgmi_hive()
521 return hive; in amdgpu_get_xgmi_hive()
524 void amdgpu_put_xgmi_hive(struct amdgpu_hive_info *hive) in amdgpu_put_xgmi_hive() argument
526 if (hive) in amdgpu_put_xgmi_hive()
527 kobject_put(&hive->kobj); in amdgpu_put_xgmi_hive()
533 struct amdgpu_hive_info *hive; in amdgpu_xgmi_set_pstate() local
538 hive = amdgpu_get_xgmi_hive(adev); in amdgpu_xgmi_set_pstate()
539 if (!hive) in amdgpu_xgmi_set_pstate()
542 request_adev = hive->hi_req_gpu ? hive->hi_req_gpu : adev; in amdgpu_xgmi_set_pstate()
543 init_low = hive->pstate == AMDGPU_XGMI_PSTATE_UNKNOWN; in amdgpu_xgmi_set_pstate()
544 amdgpu_put_xgmi_hive(hive); in amdgpu_xgmi_set_pstate()
548 if (!hive || adev->asic_type != CHIP_VEGA20) in amdgpu_xgmi_set_pstate()
551 mutex_lock(&hive->hive_lock); in amdgpu_xgmi_set_pstate()
554 hive->hi_req_count++; in amdgpu_xgmi_set_pstate()
556 hive->hi_req_count--; in amdgpu_xgmi_set_pstate()
562 if (hive->pstate == pstate || in amdgpu_xgmi_set_pstate()
563 (!is_hi_req && hive->hi_req_count && !init_low)) in amdgpu_xgmi_set_pstate()
578 hive->pstate = hive->hi_req_count ? in amdgpu_xgmi_set_pstate()
579 hive->pstate : AMDGPU_XGMI_PSTATE_MIN; in amdgpu_xgmi_set_pstate()
581 hive->pstate = pstate; in amdgpu_xgmi_set_pstate()
582 hive->hi_req_gpu = pstate != AMDGPU_XGMI_PSTATE_MIN ? in amdgpu_xgmi_set_pstate()
586 mutex_unlock(&hive->hive_lock); in amdgpu_xgmi_set_pstate()
590 int amdgpu_xgmi_update_topology(struct amdgpu_hive_info *hive, struct amdgpu_device *adev) in amdgpu_xgmi_update_topology() argument
599 atomic_read(&hive->number_devices), in amdgpu_xgmi_update_topology()
648 static int amdgpu_xgmi_initialize_hive_get_data_partition(struct amdgpu_hive_info *hive, in amdgpu_xgmi_initialize_hive_get_data_partition() argument
654 list_for_each_entry(tmp_adev, &hive->device_list, gmc.xgmi.head) { in amdgpu_xgmi_initialize_hive_get_data_partition()
671 struct amdgpu_hive_info *hive; in amdgpu_xgmi_add_device() local
707 hive = amdgpu_get_xgmi_hive(adev); in amdgpu_xgmi_add_device()
708 if (!hive) { in amdgpu_xgmi_add_device()
715 mutex_lock(&hive->hive_lock); in amdgpu_xgmi_add_device()
719 list_add_tail(&adev->gmc.xgmi.head, &hive->device_list); in amdgpu_xgmi_add_device()
720 list_for_each_entry(entry, &hive->device_list, head) in amdgpu_xgmi_add_device()
723 atomic_set(&hive->number_devices, count); in amdgpu_xgmi_add_device()
725 task_barrier_add_task(&hive->tb); in amdgpu_xgmi_add_device()
729 list_for_each_entry(tmp_adev, &hive->device_list, gmc.xgmi.head) { in amdgpu_xgmi_add_device()
737 ret = amdgpu_xgmi_update_topology(hive, tmp_adev); in amdgpu_xgmi_add_device()
743 list_for_each_entry(tmp_adev, &hive->device_list, gmc.xgmi.head) { in amdgpu_xgmi_add_device()
760 ret = amdgpu_xgmi_initialize_hive_get_data_partition(hive, true); in amdgpu_xgmi_add_device()
765 list_for_each_entry(tmp_adev, &hive->device_list, gmc.xgmi.head) { in amdgpu_xgmi_add_device()
778 ret = amdgpu_xgmi_initialize_hive_get_data_partition(hive, false); in amdgpu_xgmi_add_device()
786 ret = amdgpu_xgmi_sysfs_add_dev_info(adev, hive); in amdgpu_xgmi_add_device()
789 mutex_unlock(&hive->hive_lock); in amdgpu_xgmi_add_device()
792 adev->hive = hive; in amdgpu_xgmi_add_device()
796 amdgpu_put_xgmi_hive(hive); in amdgpu_xgmi_add_device()
807 struct amdgpu_hive_info *hive = adev->hive; in amdgpu_xgmi_remove_device() local
812 if (!hive) in amdgpu_xgmi_remove_device()
815 mutex_lock(&hive->hive_lock); in amdgpu_xgmi_remove_device()
816 task_barrier_rem_task(&hive->tb); in amdgpu_xgmi_remove_device()
817 amdgpu_xgmi_sysfs_rem_dev_info(adev, hive); in amdgpu_xgmi_remove_device()
818 if (hive->hi_req_gpu == adev) in amdgpu_xgmi_remove_device()
819 hive->hi_req_gpu = NULL; in amdgpu_xgmi_remove_device()
821 mutex_unlock(&hive->hive_lock); in amdgpu_xgmi_remove_device()
823 amdgpu_put_xgmi_hive(hive); in amdgpu_xgmi_remove_device()
824 adev->hive = NULL; in amdgpu_xgmi_remove_device()
826 if (atomic_dec_return(&hive->number_devices) == 0) { in amdgpu_xgmi_remove_device()
829 list_del(&hive->node); in amdgpu_xgmi_remove_device()
832 amdgpu_put_xgmi_hive(hive); in amdgpu_xgmi_remove_device()