58 static int cros_ec_cmd_xfer_rpmsg(struct cros_ec_device *ec_dev,  in cros_ec_cmd_xfer_rpmsg()  argument
72 static int cros_ec_pkt_xfer_rpmsg(struct cros_ec_device *ec_dev,  in cros_ec_pkt_xfer_rpmsg()  argument
75 	struct cros_ec_rpmsg *ec_rpmsg = ec_dev->priv;  in cros_ec_pkt_xfer_rpmsg()
84 	len = cros_ec_prepare_tx(ec_dev, ec_msg);  in cros_ec_pkt_xfer_rpmsg()
85 	dev_dbg(ec_dev->dev, "prepared, len=%d\n", len);  in cros_ec_pkt_xfer_rpmsg()
88 	ret = rpmsg_send(ec_rpmsg->ept, ec_dev->dout, len);  in cros_ec_pkt_xfer_rpmsg()
90 		dev_err(ec_dev->dev, "rpmsg send failed\n");  in cros_ec_pkt_xfer_rpmsg()
97 		dev_err(ec_dev->dev, "rpmsg send timeout\n");  in cros_ec_pkt_xfer_rpmsg()
102 	response = (struct ec_host_response *)ec_dev->din;  in cros_ec_pkt_xfer_rpmsg()
105 	ret = cros_ec_check_result(ec_dev, ec_msg);  in cros_ec_pkt_xfer_rpmsg()
110 		dev_err(ec_dev->dev, "packet too long (%d bytes, expected %d)",  in cros_ec_pkt_xfer_rpmsg()
117 	memcpy(ec_msg->data, ec_dev->din + sizeof(*response),  in cros_ec_pkt_xfer_rpmsg()
122 		sum += ec_dev->din[i];  in cros_ec_pkt_xfer_rpmsg()
125 		dev_err(ec_dev->dev, "bad packet checksum, calculated %x\n",  in cros_ec_pkt_xfer_rpmsg()
145 	struct cros_ec_device *ec_dev = dev_get_drvdata(&ec_rpmsg->rpdev->dev);  in cros_ec_rpmsg_host_event_function()  local
149 	ret = cros_ec_get_next_event(ec_dev, &wake_event);  in cros_ec_rpmsg_host_event_function()
156 	if (wake_event && device_may_wakeup(ec_dev->dev))  in cros_ec_rpmsg_host_event_function()
157 		pm_wakeup_event(ec_dev->dev, 0);  in cros_ec_rpmsg_host_event_function()
160 		blocking_notifier_call_chain(&ec_dev->event_notifier,  in cros_ec_rpmsg_host_event_function()
161 					     0, ec_dev);  in cros_ec_rpmsg_host_event_function()
167 	struct cros_ec_device *ec_dev = dev_get_drvdata(&rpdev->dev);  in cros_ec_rpmsg_callback()  local
168 	struct cros_ec_rpmsg *ec_rpmsg = ec_dev->priv;  in cros_ec_rpmsg_callback()
172 		dev_warn(ec_dev->dev, "rpmsg received empty response");  in cros_ec_rpmsg_callback()
179 		if (len > ec_dev->din_size) {  in cros_ec_rpmsg_callback()
180 			dev_warn(ec_dev->dev,  in cros_ec_rpmsg_callback()
182 				 len, ec_dev->din_size);  in cros_ec_rpmsg_callback()
183 			len = ec_dev->din_size;  in cros_ec_rpmsg_callback()
186 		memcpy(ec_dev->din, resp->data, len);  in cros_ec_rpmsg_callback()
191 		dev_warn(ec_dev->dev, "rpmsg received invalid type = %d",  in cros_ec_rpmsg_callback()
215 	struct cros_ec_device *ec_dev;  in cros_ec_rpmsg_probe()  local
218 	ec_dev = devm_kzalloc(dev, sizeof(*ec_dev), GFP_KERNEL);  in cros_ec_rpmsg_probe()
219 	if (!ec_dev)  in cros_ec_rpmsg_probe()
226 	ec_dev->dev = dev;  in cros_ec_rpmsg_probe()
227 	ec_dev->priv = ec_rpmsg;  in cros_ec_rpmsg_probe()
228 	ec_dev->cmd_xfer = cros_ec_cmd_xfer_rpmsg;  in cros_ec_rpmsg_probe()
229 	ec_dev->pkt_xfer = cros_ec_pkt_xfer_rpmsg;  in cros_ec_rpmsg_probe()
230 	ec_dev->phys_name = dev_name(&rpdev->dev);  in cros_ec_rpmsg_probe()
231 	ec_dev->din_size = sizeof(struct ec_host_response) +  in cros_ec_rpmsg_probe()
233 	ec_dev->dout_size = sizeof(struct ec_host_request);  in cros_ec_rpmsg_probe()
234 	dev_set_drvdata(dev, ec_dev);  in cros_ec_rpmsg_probe()
245 	ret = cros_ec_register(ec_dev);  in cros_ec_rpmsg_probe()
257 	struct cros_ec_device *ec_dev = dev_get_drvdata(&rpdev->dev);  in cros_ec_rpmsg_remove()  local
258 	struct cros_ec_rpmsg *ec_rpmsg = ec_dev->priv;  in cros_ec_rpmsg_remove()
260 	cros_ec_unregister(ec_dev);  in cros_ec_rpmsg_remove()
268 	struct cros_ec_device *ec_dev = dev_get_drvdata(dev);  in cros_ec_rpmsg_suspend()  local
270 	return cros_ec_suspend(ec_dev);  in cros_ec_rpmsg_suspend()
275 	struct cros_ec_device *ec_dev = dev_get_drvdata(dev);  in cros_ec_rpmsg_resume()  local
277 	return cros_ec_resume(ec_dev);  in cros_ec_rpmsg_resume()