602 	struct scmi_chan_info *cinfo;  in scmi_xfer_raw_channel_get()  local
605 	cinfo = idr_find(&info->tx_idr, protocol_id);  in scmi_xfer_raw_channel_get()
606 	if (!cinfo) {  in scmi_xfer_raw_channel_get()
610 		cinfo = idr_find(&info->tx_idr, SCMI_PROTOCOL_BASE);  in scmi_xfer_raw_channel_get()
611 		if (!cinfo)  in scmi_xfer_raw_channel_get()
618 	return cinfo;  in scmi_xfer_raw_channel_get()
709 static inline int scmi_msg_response_validate(struct scmi_chan_info *cinfo,  in scmi_msg_response_validate()  argument
720 		dev_err(cinfo->dev,  in scmi_msg_response_validate()
736 			dev_warn(cinfo->dev,  in scmi_msg_response_validate()
798 scmi_xfer_command_acquire(struct scmi_chan_info *cinfo, u32 msg_hdr)  in scmi_xfer_command_acquire()  argument
803 	struct scmi_info *info = handle_to_scmi_info(cinfo->handle);  in scmi_xfer_command_acquire()
812 		dev_err(cinfo->dev,  in scmi_xfer_command_acquire()
822 	ret = scmi_msg_response_validate(cinfo, msg_type, xfer);  in scmi_xfer_command_acquire()
837 		dev_err(cinfo->dev,  in scmi_xfer_command_acquire()
856 				      struct scmi_chan_info *cinfo)  in scmi_clear_channel()  argument
859 		info->desc->ops->clear_channel(cinfo);  in scmi_clear_channel()
862 static void scmi_handle_notification(struct scmi_chan_info *cinfo,  in scmi_handle_notification()  argument
866 	struct device *dev = cinfo->dev;  in scmi_handle_notification()
867 	struct scmi_info *info = handle_to_scmi_info(cinfo->handle);  in scmi_handle_notification()
872 	xfer = scmi_xfer_get(cinfo->handle, minfo);  in scmi_handle_notification()
876 		scmi_clear_channel(info, cinfo);  in scmi_handle_notification()
884 	info->desc->ops->fetch_notification(cinfo, info->desc->max_msg_size,  in scmi_handle_notification()
887 	trace_scmi_msg_dump(info->id, cinfo->id, xfer->hdr.protocol_id,  in scmi_handle_notification()
891 	scmi_notify(cinfo->handle, xfer->hdr.protocol_id,  in scmi_handle_notification()
901 					cinfo->id);  in scmi_handle_notification()
906 	scmi_clear_channel(info, cinfo);  in scmi_handle_notification()
909 static void scmi_handle_response(struct scmi_chan_info *cinfo,  in scmi_handle_response()  argument
913 	struct scmi_info *info = handle_to_scmi_info(cinfo->handle);  in scmi_handle_response()
915 	xfer = scmi_xfer_command_acquire(cinfo, msg_hdr);  in scmi_handle_response()
918 			scmi_raw_error_report(info->raw, cinfo, msg_hdr, priv);  in scmi_handle_response()
921 			scmi_clear_channel(info, cinfo);  in scmi_handle_response()
932 	info->desc->ops->fetch_response(cinfo, xfer);  in scmi_handle_response()
934 	trace_scmi_msg_dump(info->id, cinfo->id, xfer->hdr.protocol_id,  in scmi_handle_response()
947 		scmi_clear_channel(info, cinfo);  in scmi_handle_response()
962 						cinfo->id);  in scmi_handle_response()
981 void scmi_rx_callback(struct scmi_chan_info *cinfo, u32 msg_hdr, void *priv)  in scmi_rx_callback()  argument
987 		scmi_handle_notification(cinfo, msg_hdr, priv);  in scmi_rx_callback()
991 		scmi_handle_response(cinfo, msg_hdr, priv);  in scmi_rx_callback()
1014 static bool scmi_xfer_done_no_timeout(struct scmi_chan_info *cinfo,  in scmi_xfer_done_no_timeout()  argument
1017 	struct scmi_info *info = handle_to_scmi_info(cinfo->handle);  in scmi_xfer_done_no_timeout()
1023 	return info->desc->ops->poll_done(cinfo, xfer) ||  in scmi_xfer_done_no_timeout()
1029 			       struct scmi_chan_info *cinfo,  in scmi_wait_for_reply()  argument
1046 			spin_until_cond(scmi_xfer_done_no_timeout(cinfo,  in scmi_wait_for_reply()
1059 				handle_to_scmi_info(cinfo->handle);  in scmi_wait_for_reply()
1067 				desc->ops->fetch_response(cinfo, xfer);  in scmi_wait_for_reply()
1073 			trace_scmi_msg_dump(info->id, cinfo->id,  in scmi_wait_for_reply()
1082 					handle_to_scmi_info(cinfo->handle);  in scmi_wait_for_reply()
1086 							cinfo->id);  in scmi_wait_for_reply()
1114 static int scmi_wait_for_message_response(struct scmi_chan_info *cinfo,  in scmi_wait_for_message_response()  argument
1117 	struct scmi_info *info = handle_to_scmi_info(cinfo->handle);  in scmi_wait_for_message_response()
1125 	return scmi_wait_for_reply(dev, info->desc, cinfo, xfer,  in scmi_wait_for_message_response()
1139 int scmi_xfer_raw_wait_for_message_response(struct scmi_chan_info *cinfo,  in scmi_xfer_raw_wait_for_message_response()  argument
1144 	struct scmi_info *info = handle_to_scmi_info(cinfo->handle);  in scmi_xfer_raw_wait_for_message_response()
1147 	ret = scmi_wait_for_reply(dev, info->desc, cinfo, xfer, timeout_ms);  in scmi_xfer_raw_wait_for_message_response()
1172 	struct scmi_chan_info *cinfo;  in do_xfer()  local
1182 	cinfo = idr_find(&info->tx_idr, pi->proto->id);  in do_xfer()
1183 	if (unlikely(!cinfo))  in do_xfer()
1187 	if (is_polling_enabled(cinfo, info->desc))  in do_xfer()
1214 	ret = info->desc->ops->send_message(cinfo, xfer);  in do_xfer()
1220 	trace_scmi_msg_dump(info->id, cinfo->id, xfer->hdr.protocol_id,  in do_xfer()
1224 	ret = scmi_wait_for_message_response(cinfo, xfer);  in do_xfer()
1229 		info->desc->ops->mark_txdone(cinfo, ret, xfer);  in do_xfer()
2303 	struct scmi_chan_info *cinfo;  in scmi_chan_setup()  local
2312 		cinfo = idr_find(idr, SCMI_PROTOCOL_BASE);  in scmi_chan_setup()
2313 		if (unlikely(!cinfo)) /* Possible only if platform has no Rx */  in scmi_chan_setup()
2318 	cinfo = devm_kzalloc(info->dev, sizeof(*cinfo), GFP_KERNEL);  in scmi_chan_setup()
2319 	if (!cinfo)  in scmi_chan_setup()
2322 	cinfo->rx_timeout_ms = info->desc->max_rx_timeout_ms;  in scmi_chan_setup()
2332 		devm_kfree(info->dev, cinfo);  in scmi_chan_setup()
2337 	cinfo->id = prot_id;  in scmi_chan_setup()
2338 	cinfo->dev = &tdev->dev;  in scmi_chan_setup()
2339 	ret = info->desc->ops->chan_setup(cinfo, info->dev, tx);  in scmi_chan_setup()
2343 		devm_kfree(info->dev, cinfo);  in scmi_chan_setup()
2347 	if (tx && is_polling_required(cinfo, info->desc)) {  in scmi_chan_setup()
2358 	ret = idr_alloc(idr, cinfo, prot_id, prot_id + 1, GFP_KERNEL);  in scmi_chan_setup()
2366 			devm_kfree(info->dev, cinfo);  in scmi_chan_setup()
2371 	cinfo->handle = &info->handle;  in scmi_chan_setup()
2441 	struct scmi_chan_info *cinfo = p;  in scmi_chan_destroy()  local
2443 	if (cinfo->dev) {  in scmi_chan_destroy()
2444 		struct scmi_info *info = handle_to_scmi_info(cinfo->handle);  in scmi_chan_destroy()
2445 		struct scmi_device *sdev = to_scmi_dev(cinfo->dev);  in scmi_chan_destroy()
2447 		of_node_put(cinfo->dev->of_node);  in scmi_chan_destroy()
2449 		cinfo->dev = NULL;  in scmi_chan_destroy()
2617 	struct scmi_chan_info *cinfo;  in scmi_debugfs_raw_mode_setup()  local
2625 	idr_for_each_entry(&info->tx_idr, cinfo, id) {  in scmi_debugfs_raw_mode_setup()
2630 		if (num_chans >= SCMI_MAX_CHANNELS || !cinfo) {  in scmi_debugfs_raw_mode_setup()
2636 		if (!test_bit(cinfo->id, protos)) {  in scmi_debugfs_raw_mode_setup()
2637 			channels[num_chans++] = cinfo->id;  in scmi_debugfs_raw_mode_setup()
2638 			set_bit(cinfo->id, protos);  in scmi_debugfs_raw_mode_setup()