89 	struct cros_ec_device *ec_dev = serdev_device_get_drvdata(serdev);  in cros_ec_uart_rx_bytes()  local
90 	struct cros_ec_uart *ec_uart = ec_dev->priv;  in cros_ec_uart_rx_bytes()
96 		dev_warn(ec_dev->dev, "Bytes received out of band, dropping them.\n");  in cros_ec_uart_rx_bytes()
130 static int cros_ec_uart_pkt_xfer(struct cros_ec_device *ec_dev,  in cros_ec_uart_pkt_xfer()  argument
133 	struct cros_ec_uart *ec_uart = ec_dev->priv;  in cros_ec_uart_pkt_xfer()
141 	len = cros_ec_prepare_tx(ec_dev, ec_msg);  in cros_ec_uart_pkt_xfer()
142 	dev_dbg(ec_dev->dev, "Prepared len=%d\n", len);  in cros_ec_uart_pkt_xfer()
145 	resp->data = ec_dev->din;  in cros_ec_uart_pkt_xfer()
146 	resp->max_size = ec_dev->din_size;  in cros_ec_uart_pkt_xfer()
151 	ret = serdev_device_write_buf(serdev, ec_dev->dout, len);  in cros_ec_uart_pkt_xfer()
153 		dev_err(ec_dev->dev, "Unable to write data\n");  in cros_ec_uart_pkt_xfer()
162 		dev_warn(ec_dev->dev, "Timed out waiting for response.\n");  in cros_ec_uart_pkt_xfer()
169 		dev_warn(ec_dev->dev, "Error response received: %d\n", ret);  in cros_ec_uart_pkt_xfer()
173 	host_response = (struct ec_host_response *)ec_dev->din;  in cros_ec_uart_pkt_xfer()
177 		dev_err(ec_dev->dev, "Resp too long (%d bytes, expected %d)\n",  in cros_ec_uart_pkt_xfer()
186 		sum += ec_dev->din[i];  in cros_ec_uart_pkt_xfer()
189 		dev_err(ec_dev->dev, "Bad packet checksum calculated %x\n", sum);  in cros_ec_uart_pkt_xfer()
194 	memcpy(ec_msg->data, ec_dev->din + sizeof(*host_response), host_response->data_len);  in cros_ec_uart_pkt_xfer()
255 	struct cros_ec_device *ec_dev;  in cros_ec_uart_probe()  local
263 	ec_dev = devm_kzalloc(dev, sizeof(*ec_dev), GFP_KERNEL);  in cros_ec_uart_probe()
264 	if (!ec_dev)  in cros_ec_uart_probe()
273 	serdev_device_set_drvdata(serdev, ec_dev);  in cros_ec_uart_probe()
293 	ec_dev->phys_name = dev_name(dev);  in cros_ec_uart_probe()
294 	ec_dev->dev = dev;  in cros_ec_uart_probe()
295 	ec_dev->priv = ec_uart;  in cros_ec_uart_probe()
296 	ec_dev->irq = ec_uart->irq;  in cros_ec_uart_probe()
297 	ec_dev->cmd_xfer = NULL;  in cros_ec_uart_probe()
298 	ec_dev->pkt_xfer = cros_ec_uart_pkt_xfer;  in cros_ec_uart_probe()
299 	ec_dev->din_size = sizeof(struct ec_host_response) +  in cros_ec_uart_probe()
301 	ec_dev->dout_size = sizeof(struct ec_host_request);  in cros_ec_uart_probe()
305 	return cros_ec_register(ec_dev);  in cros_ec_uart_probe()
310 	struct cros_ec_device *ec_dev = serdev_device_get_drvdata(serdev);  in cros_ec_uart_remove()  local
312 	cros_ec_unregister(ec_dev);  in cros_ec_uart_remove()
317 	struct cros_ec_device *ec_dev = dev_get_drvdata(dev);  in cros_ec_uart_suspend()  local
319 	return cros_ec_suspend(ec_dev);  in cros_ec_uart_suspend()
324 	struct cros_ec_device *ec_dev = dev_get_drvdata(dev);  in cros_ec_uart_resume()  local
326 	return cros_ec_resume(ec_dev);  in cros_ec_uart_resume()