90 	struct hl_device *hdev;  in hl_device_open()  local
95 	hdev = idr_find(&hl_devs_idr, iminor(inode));  in hl_device_open()
98 	if (!hdev) {  in hl_device_open()
108 	hpriv->hdev = hdev;  in hl_device_open()
120 	mutex_lock(&hdev->fpriv_list_lock);  in hl_device_open()
122 	if (hl_device_disabled_or_in_reset(hdev)) {  in hl_device_open()
123 		dev_err_ratelimited(hdev->dev,  in hl_device_open()
125 			dev_name(hdev->dev));  in hl_device_open()
130 	if (hdev->in_debug) {  in hl_device_open()
131 		dev_err_ratelimited(hdev->dev,  in hl_device_open()
133 			dev_name(hdev->dev));  in hl_device_open()
138 	if (hdev->compute_ctx) {  in hl_device_open()
139 		dev_dbg_ratelimited(hdev->dev,  in hl_device_open()
141 			dev_name(hdev->dev));  in hl_device_open()
146 	rc = hl_ctx_create(hdev, hpriv);  in hl_device_open()
148 		dev_err(hdev->dev, "Failed to create context %d\n", rc);  in hl_device_open()
157 	hl_device_set_frequency(hdev, PLL_HIGH);  in hl_device_open()
159 	list_add(&hpriv->dev_node, &hdev->fpriv_list);  in hl_device_open()
160 	mutex_unlock(&hdev->fpriv_list_lock);  in hl_device_open()
167 	mutex_unlock(&hdev->fpriv_list_lock);  in hl_device_open()
169 	hl_cb_mgr_fini(hpriv->hdev, &hpriv->cb_mgr);  in hl_device_open()
170 	hl_ctx_mgr_fini(hpriv->hdev, &hpriv->ctx_mgr);  in hl_device_open()
182 	struct hl_device *hdev;  in hl_device_open_ctrl()  local
187 	hdev = idr_find(&hl_devs_idr, iminor(inode));  in hl_device_open_ctrl()
190 	if (!hdev) {  in hl_device_open_ctrl()
200 	mutex_lock(&hdev->fpriv_list_lock);  in hl_device_open_ctrl()
202 	if (hl_device_disabled_or_in_reset(hdev)) {  in hl_device_open_ctrl()
203 		dev_err_ratelimited(hdev->dev_ctrl,  in hl_device_open_ctrl()
205 			dev_name(hdev->dev_ctrl));  in hl_device_open_ctrl()
210 	list_add(&hpriv->dev_node, &hdev->fpriv_list);  in hl_device_open_ctrl()
211 	mutex_unlock(&hdev->fpriv_list_lock);  in hl_device_open_ctrl()
213 	hpriv->hdev = hdev;  in hl_device_open_ctrl()
224 	mutex_unlock(&hdev->fpriv_list_lock);  in hl_device_open_ctrl()
229 static void set_driver_behavior_per_device(struct hl_device *hdev)  in set_driver_behavior_per_device()  argument
231 	hdev->mmu_enable = 1;  in set_driver_behavior_per_device()
232 	hdev->cpu_enable = 1;  in set_driver_behavior_per_device()
233 	hdev->fw_loading = 1;  in set_driver_behavior_per_device()
234 	hdev->cpu_queues_enable = 1;  in set_driver_behavior_per_device()
235 	hdev->heartbeat = 1;  in set_driver_behavior_per_device()
236 	hdev->clock_gating_mask = ULONG_MAX;  in set_driver_behavior_per_device()
238 	hdev->reset_pcilink = 0;  in set_driver_behavior_per_device()
239 	hdev->axi_drain = 0;  in set_driver_behavior_per_device()
240 	hdev->sram_scrambler_enable = 1;  in set_driver_behavior_per_device()
241 	hdev->dram_scrambler_enable = 1;  in set_driver_behavior_per_device()
242 	hdev->bmc_enable = 1;  in set_driver_behavior_per_device()
243 	hdev->hard_reset_on_fw_events = 1;  in set_driver_behavior_per_device()
261 	struct hl_device *hdev;  in create_hdev()  local
266 	hdev = kzalloc(sizeof(*hdev), GFP_KERNEL);  in create_hdev()
267 	if (!hdev)  in create_hdev()
274 		hdev->asic_type = get_asic_type(pdev->device);  in create_hdev()
275 		if (hdev->asic_type == ASIC_INVALID) {  in create_hdev()
281 		hdev->asic_type = asic_type;  in create_hdev()
284 	hdev->major = hl_major;  in create_hdev()
285 	hdev->reset_on_lockup = reset_on_lockup;  in create_hdev()
286 	hdev->pldm = 0;  in create_hdev()
288 	set_driver_behavior_per_device(hdev);  in create_hdev()
291 		hdev->timeout_jiffies = msecs_to_jiffies(timeout_locked * 1000);  in create_hdev()
293 		hdev->timeout_jiffies = MAX_SCHEDULE_TIMEOUT;  in create_hdev()
295 	hdev->disabled = true;  in create_hdev()
296 	hdev->pdev = pdev; /* can be NULL in case of simulator device */  in create_hdev()
299 	hdev->dma_mask = 32;  in create_hdev()
306 	main_id = idr_alloc(&hl_devs_idr, hdev, 0, HL_MAX_MINORS,  in create_hdev()
310 		ctrl_id = idr_alloc(&hl_devs_idr, hdev, main_id + 1,  in create_hdev()
329 	hdev->id = main_id;  in create_hdev()
330 	hdev->id_control = ctrl_id;  in create_hdev()
332 	*dev = hdev;  in create_hdev()
337 	kfree(hdev);  in create_hdev()
347 void destroy_hdev(struct hl_device *hdev)  in destroy_hdev()  argument
351 	idr_remove(&hl_devs_idr, hdev->id);  in destroy_hdev()
352 	idr_remove(&hl_devs_idr, hdev->id_control);  in destroy_hdev()
355 	kfree(hdev);  in destroy_hdev()
360 	struct hl_device *hdev = dev_get_drvdata(dev);  in hl_pmops_suspend()  local
364 	if (!hdev) {  in hl_pmops_suspend()
369 	return hl_device_suspend(hdev);  in hl_pmops_suspend()
374 	struct hl_device *hdev = dev_get_drvdata(dev);  in hl_pmops_resume()  local
378 	if (!hdev) {  in hl_pmops_resume()
383 	return hl_device_resume(hdev);  in hl_pmops_resume()
399 	struct hl_device *hdev;  in hl_pci_probe()  local
406 	rc = create_hdev(&hdev, pdev, ASIC_INVALID, -1);  in hl_pci_probe()
410 	pci_set_drvdata(pdev, hdev);  in hl_pci_probe()
414 	rc = hl_device_init(hdev, hl_class);  in hl_pci_probe()
426 	destroy_hdev(hdev);  in hl_pci_probe()
440 	struct hl_device *hdev;  in hl_pci_remove()  local
442 	hdev = pci_get_drvdata(pdev);  in hl_pci_remove()
443 	if (!hdev)  in hl_pci_remove()
446 	hl_device_fini(hdev);  in hl_pci_remove()
449 	destroy_hdev(hdev);  in hl_pci_remove()
464 	struct hl_device *hdev = pci_get_drvdata(pdev);  in hl_pci_err_detected()  local
472 		dev_warn(hdev->dev, "frozen state error detected\n");  in hl_pci_err_detected()
477 		dev_warn(hdev->dev, "failure state error detected\n");  in hl_pci_err_detected()
485 	hdev->asic_funcs->halt_engines(hdev, true);  in hl_pci_err_detected()
498 	struct hl_device *hdev = pci_get_drvdata(pdev);  in hl_pci_err_resume()  local
500 	dev_warn(hdev->dev, "Resuming device after PCI slot reset\n");  in hl_pci_err_resume()
501 	hl_device_resume(hdev);  in hl_pci_err_resume()