215 static void ipmi_msg_release(struct acpi_ipmi_msg *tx_msg)  in ipmi_msg_release()  argument
217 	acpi_ipmi_dev_put(tx_msg->device);  in ipmi_msg_release()
218 	kfree(tx_msg);  in ipmi_msg_release()
223 	struct acpi_ipmi_msg *tx_msg =  in ipmi_msg_release_kref()  local
226 	ipmi_msg_release(tx_msg);  in ipmi_msg_release_kref()
229 static struct acpi_ipmi_msg *acpi_ipmi_msg_get(struct acpi_ipmi_msg *tx_msg)  in acpi_ipmi_msg_get()  argument
231 	kref_get(&tx_msg->kref);  in acpi_ipmi_msg_get()
233 	return tx_msg;  in acpi_ipmi_msg_get()
236 static void acpi_ipmi_msg_put(struct acpi_ipmi_msg *tx_msg)  in acpi_ipmi_msg_put()  argument
238 	kref_put(&tx_msg->kref, ipmi_msg_release_kref);  in acpi_ipmi_msg_put()
243 static int acpi_format_ipmi_request(struct acpi_ipmi_msg *tx_msg,  in acpi_format_ipmi_request()  argument
252 	msg = &tx_msg->tx_message;  in acpi_format_ipmi_request()
260 	msg->data = tx_msg->data;  in acpi_format_ipmi_request()
270 		dev_WARN_ONCE(tx_msg->device->dev, true,  in acpi_format_ipmi_request()
276 	memcpy(tx_msg->data, buffer->data, msg->data_len);  in acpi_format_ipmi_request()
285 	tx_msg->addr.addr_type = IPMI_SYSTEM_INTERFACE_ADDR_TYPE;  in acpi_format_ipmi_request()
286 	tx_msg->addr.channel = IPMI_BMC_CHANNEL;  in acpi_format_ipmi_request()
287 	tx_msg->addr.data[0] = 0;  in acpi_format_ipmi_request()
290 	device = tx_msg->device;  in acpi_format_ipmi_request()
294 	tx_msg->tx_msgid = device->curr_msgid;  in acpi_format_ipmi_request()
329 	struct acpi_ipmi_msg *tx_msg;  in ipmi_flush_tx_msg()  local
342 		tx_msg = list_first_entry(&ipmi->tx_msg_list,  in ipmi_flush_tx_msg()
345 		list_del(&tx_msg->head);  in ipmi_flush_tx_msg()
349 		complete(&tx_msg->tx_complete);  in ipmi_flush_tx_msg()
350 		acpi_ipmi_msg_put(tx_msg);  in ipmi_flush_tx_msg()
359 	struct acpi_ipmi_msg *tx_msg = NULL, *iter, *temp;  in ipmi_cancel_tx_msg()  local
365 			tx_msg = iter;  in ipmi_cancel_tx_msg()
372 	if (tx_msg)  in ipmi_cancel_tx_msg()
373 		acpi_ipmi_msg_put(tx_msg);  in ipmi_cancel_tx_msg()
379 	struct acpi_ipmi_msg *tx_msg = NULL, *iter, *temp;  in ipmi_msg_handler()  local
393 			tx_msg = iter;  in ipmi_msg_handler()
400 	if (!tx_msg) {  in ipmi_msg_handler()
421 			tx_msg->msg_done = ACPI_IPMI_TIMEOUT;  in ipmi_msg_handler()
426 	tx_msg->rx_len = msg->msg.data_len;  in ipmi_msg_handler()
427 	memcpy(tx_msg->data, msg->msg.data, tx_msg->rx_len);  in ipmi_msg_handler()
428 	tx_msg->msg_done = ACPI_IPMI_OK;  in ipmi_msg_handler()
431 	complete(&tx_msg->tx_complete);  in ipmi_msg_handler()
432 	acpi_ipmi_msg_put(tx_msg);  in ipmi_msg_handler()
528 	struct acpi_ipmi_msg *tx_msg;  in acpi_ipmi_space_handler()  local
543 	tx_msg = ipmi_msg_alloc();  in acpi_ipmi_space_handler()
544 	if (!tx_msg)  in acpi_ipmi_space_handler()
546 	ipmi_device = tx_msg->device;  in acpi_ipmi_space_handler()
548 	if (acpi_format_ipmi_request(tx_msg, address, value) != 0) {  in acpi_ipmi_space_handler()
549 		ipmi_msg_release(tx_msg);  in acpi_ipmi_space_handler()
553 	acpi_ipmi_msg_get(tx_msg);  in acpi_ipmi_space_handler()
558 		ipmi_msg_release(tx_msg);  in acpi_ipmi_space_handler()
562 	list_add_tail(&tx_msg->head, &ipmi_device->tx_msg_list);  in acpi_ipmi_space_handler()
567 				   &tx_msg->addr,  in acpi_ipmi_space_handler()
568 				   tx_msg->tx_msgid,  in acpi_ipmi_space_handler()
569 				   &tx_msg->tx_message,  in acpi_ipmi_space_handler()
575 	wait_for_completion(&tx_msg->tx_complete);  in acpi_ipmi_space_handler()
577 	acpi_format_ipmi_response(tx_msg, value);  in acpi_ipmi_space_handler()
581 	ipmi_cancel_tx_msg(ipmi_device, tx_msg);  in acpi_ipmi_space_handler()
582 	acpi_ipmi_msg_put(tx_msg);  in acpi_ipmi_space_handler()