116 	struct acpi_ipmi_device *ipmi_device;  in ipmi_dev_alloc()  local
120 	ipmi_device = kzalloc(sizeof(*ipmi_device), GFP_KERNEL);  in ipmi_dev_alloc()
121 	if (!ipmi_device)  in ipmi_dev_alloc()
124 	kref_init(&ipmi_device->kref);  in ipmi_dev_alloc()
125 	INIT_LIST_HEAD(&ipmi_device->head);  in ipmi_dev_alloc()
126 	INIT_LIST_HEAD(&ipmi_device->tx_msg_list);  in ipmi_dev_alloc()
127 	spin_lock_init(&ipmi_device->tx_msg_lock);  in ipmi_dev_alloc()
128 	ipmi_device->handle = handle;  in ipmi_dev_alloc()
129 	ipmi_device->dev = get_device(dev);  in ipmi_dev_alloc()
130 	ipmi_device->ipmi_ifnum = iface;  in ipmi_dev_alloc()
133 			       ipmi_device, &user);  in ipmi_dev_alloc()
136 		kfree(ipmi_device);  in ipmi_dev_alloc()
139 	ipmi_device->user_interface = user;  in ipmi_dev_alloc()
141 	return ipmi_device;  in ipmi_dev_alloc()
144 static void ipmi_dev_release(struct acpi_ipmi_device *ipmi_device)  in ipmi_dev_release()  argument
146 	ipmi_destroy_user(ipmi_device->user_interface);  in ipmi_dev_release()
147 	put_device(ipmi_device->dev);  in ipmi_dev_release()
148 	kfree(ipmi_device);  in ipmi_dev_release()
159 static void __ipmi_dev_kill(struct acpi_ipmi_device *ipmi_device)  in __ipmi_dev_kill()  argument
161 	list_del(&ipmi_device->head);  in __ipmi_dev_kill()
162 	if (driver_data.selected_smi == ipmi_device)  in __ipmi_dev_kill()
169 	ipmi_device->dead = true;  in __ipmi_dev_kill()
174 	struct acpi_ipmi_device *ipmi_device = NULL;  in acpi_ipmi_dev_get()  local
178 		ipmi_device = driver_data.selected_smi;  in acpi_ipmi_dev_get()
179 		kref_get(&ipmi_device->kref);  in acpi_ipmi_dev_get()
183 	return ipmi_device;  in acpi_ipmi_dev_get()
186 static void acpi_ipmi_dev_put(struct acpi_ipmi_device *ipmi_device)  in acpi_ipmi_dev_put()  argument
188 	kref_put(&ipmi_device->kref, ipmi_dev_release_kref);  in acpi_ipmi_dev_put()
378 	struct acpi_ipmi_device *ipmi_device = user_msg_data;  in ipmi_msg_handler()  local
380 	struct device *dev = ipmi_device->dev;  in ipmi_msg_handler()
383 	if (msg->user != ipmi_device->user_interface) {  in ipmi_msg_handler()
386 			 msg->user, ipmi_device->user_interface);  in ipmi_msg_handler()
390 	spin_lock_irqsave(&ipmi_device->tx_msg_lock, flags);  in ipmi_msg_handler()
391 	list_for_each_entry_safe(iter, temp, &ipmi_device->tx_msg_list, head) {  in ipmi_msg_handler()
398 	spin_unlock_irqrestore(&ipmi_device->tx_msg_lock, flags);  in ipmi_msg_handler()
439 	struct acpi_ipmi_device *ipmi_device, *temp;  in ipmi_register_bmc()  local
454 	ipmi_device = ipmi_dev_alloc(iface, smi_data.dev, handle);  in ipmi_register_bmc()
455 	if (!ipmi_device) {  in ipmi_register_bmc()
470 		driver_data.selected_smi = ipmi_device;  in ipmi_register_bmc()
473 	list_add_tail(&ipmi_device->head, &driver_data.ipmi_devices);  in ipmi_register_bmc()
481 	ipmi_dev_release(ipmi_device);  in ipmi_register_bmc()
488 	struct acpi_ipmi_device *ipmi_device = NULL, *iter, *temp;  in ipmi_bmc_gone()  local
494 			ipmi_device = iter;  in ipmi_bmc_gone()
505 	if (ipmi_device) {  in ipmi_bmc_gone()
506 		ipmi_flush_tx_msg(ipmi_device);  in ipmi_bmc_gone()
507 		acpi_ipmi_dev_put(ipmi_device);  in ipmi_bmc_gone()
529 	struct acpi_ipmi_device *ipmi_device;  in acpi_ipmi_space_handler()  local
546 	ipmi_device = tx_msg->device;  in acpi_ipmi_space_handler()
556 	if (ipmi_device->dead) {  in acpi_ipmi_space_handler()
561 	spin_lock_irqsave(&ipmi_device->tx_msg_lock, flags);  in acpi_ipmi_space_handler()
562 	list_add_tail(&tx_msg->head, &ipmi_device->tx_msg_list);  in acpi_ipmi_space_handler()
563 	spin_unlock_irqrestore(&ipmi_device->tx_msg_lock, flags);  in acpi_ipmi_space_handler()
566 	err = ipmi_request_settime(ipmi_device->user_interface,  in acpi_ipmi_space_handler()
581 	ipmi_cancel_tx_msg(ipmi_device, tx_msg);  in acpi_ipmi_space_handler()
632 	struct acpi_ipmi_device *ipmi_device;  in acpi_ipmi_exit()  local
647 		ipmi_device = list_first_entry(&driver_data.ipmi_devices,  in acpi_ipmi_exit()
650 		__ipmi_dev_kill(ipmi_device);  in acpi_ipmi_exit()
653 		ipmi_flush_tx_msg(ipmi_device);  in acpi_ipmi_exit()
654 		acpi_ipmi_dev_put(ipmi_device);  in acpi_ipmi_exit()