56 			  struct cros_ec_command *msg)  in prepare_packet()  argument
64 	BUG_ON(msg->outsize + sizeof(*request) > ec_dev->dout_size);  in prepare_packet()
70 	request->command = msg->command;  in prepare_packet()
71 	request->command_version = msg->version;  in prepare_packet()
73 	request->data_len = msg->outsize;  in prepare_packet()
79 	memcpy(out + sizeof(*request), msg->data, msg->outsize);  in prepare_packet()
80 	for (i = 0; i < msg->outsize; i++)  in prepare_packet()
81 		csum += msg->data[i];  in prepare_packet()
85 	return sizeof(*request) + msg->outsize;  in prepare_packet()
89 			struct cros_ec_command *msg)  in send_command()  argument
92 	int (*xfer_fxn)(struct cros_ec_device *ec, struct cros_ec_command *msg);  in send_command()
110 	trace_cros_ec_request_start(msg);  in send_command()
111 	ret = (*xfer_fxn)(ec_dev, msg);  in send_command()
112 	trace_cros_ec_request_done(msg, ret);  in send_command()
113 	if (msg->result == EC_RES_IN_PROGRESS) {  in send_command()
143 			msg->result = status_msg->result;  in send_command()
171 		       struct cros_ec_command *msg)  in cros_ec_prepare_tx()  argument
178 		return prepare_packet(ec_dev, msg);  in cros_ec_prepare_tx()
180 	BUG_ON(msg->outsize > EC_PROTO2_MAX_PARAM_SIZE);  in cros_ec_prepare_tx()
182 	out[0] = EC_CMD_VERSION0 + msg->version;  in cros_ec_prepare_tx()
183 	out[1] = msg->command;  in cros_ec_prepare_tx()
184 	out[2] = msg->outsize;  in cros_ec_prepare_tx()
186 	for (i = 0; i < msg->outsize; i++)  in cros_ec_prepare_tx()
187 		csum += out[EC_MSG_TX_HEADER_BYTES + i] = msg->data[i];  in cros_ec_prepare_tx()
188 	out[EC_MSG_TX_HEADER_BYTES + msg->outsize] = csum;  in cros_ec_prepare_tx()
190 	return EC_MSG_TX_PROTO_BYTES + msg->outsize;  in cros_ec_prepare_tx()
205 			 struct cros_ec_command *msg)  in cros_ec_check_result()  argument
207 	switch (msg->result) {  in cros_ec_check_result()
212 			msg->command);  in cros_ec_check_result()
216 			msg->command, msg->result);  in cros_ec_check_result()
236 					    struct cros_ec_command *msg,  in cros_ec_get_host_event_wake_mask()  argument
242 	msg->command = EC_CMD_HOST_EVENT_GET_WAKE_MASK;  in cros_ec_get_host_event_wake_mask()
243 	msg->version = 0;  in cros_ec_get_host_event_wake_mask()
244 	msg->outsize = 0;  in cros_ec_get_host_event_wake_mask()
245 	msg->insize = sizeof(*r);  in cros_ec_get_host_event_wake_mask()
247 	ret = send_command(ec_dev, msg);  in cros_ec_get_host_event_wake_mask()
249 		if (msg->result == EC_RES_INVALID_COMMAND)  in cros_ec_get_host_event_wake_mask()
251 		if (msg->result != EC_RES_SUCCESS)  in cros_ec_get_host_event_wake_mask()
255 		r = (struct ec_response_host_event_mask *)msg->data;  in cros_ec_get_host_event_wake_mask()
264 					    struct cros_ec_command *msg)  in cros_ec_host_command_proto_query()  argument
277 	memset(msg, 0, sizeof(*msg));  in cros_ec_host_command_proto_query()
278 	msg->command = EC_CMD_PASSTHRU_OFFSET(devidx) | EC_CMD_GET_PROTOCOL_INFO;  in cros_ec_host_command_proto_query()
279 	msg->insize = sizeof(struct ec_response_get_protocol_info);  in cros_ec_host_command_proto_query()
281 	ret = send_command(ec_dev, msg);  in cros_ec_host_command_proto_query()
290 	if (devidx > 0 && msg->result == EC_RES_INVALID_COMMAND)  in cros_ec_host_command_proto_query()
292 	else if (msg->result != EC_RES_SUCCESS)  in cros_ec_host_command_proto_query()
293 		return msg->result;  in cros_ec_host_command_proto_query()
300 	struct cros_ec_command *msg;  in cros_ec_host_command_proto_query_v2()  local
306 	msg = kmalloc(sizeof(*msg) + len, GFP_KERNEL);  in cros_ec_host_command_proto_query_v2()
307 	if (!msg)  in cros_ec_host_command_proto_query_v2()
310 	msg->version = 0;  in cros_ec_host_command_proto_query_v2()
311 	msg->command = EC_CMD_HELLO;  in cros_ec_host_command_proto_query_v2()
312 	hello_params = (struct ec_params_hello *)msg->data;  in cros_ec_host_command_proto_query_v2()
313 	msg->outsize = sizeof(*hello_params);  in cros_ec_host_command_proto_query_v2()
314 	hello_response = (struct ec_response_hello *)msg->data;  in cros_ec_host_command_proto_query_v2()
315 	msg->insize = sizeof(*hello_response);  in cros_ec_host_command_proto_query_v2()
319 	ret = send_command(ec_dev, msg);  in cros_ec_host_command_proto_query_v2()
326 	} else if (msg->result != EC_RES_SUCCESS) {  in cros_ec_host_command_proto_query_v2()
329 			msg->result);  in cros_ec_host_command_proto_query_v2()
330 		ret = msg->result;  in cros_ec_host_command_proto_query_v2()
343 	kfree(msg);  in cros_ec_host_command_proto_query_v2()
368 	struct cros_ec_command *msg;  in cros_ec_get_host_command_version_mask()  local
371 	msg = kmalloc(sizeof(*msg) + max(sizeof(*rver), sizeof(*pver)),  in cros_ec_get_host_command_version_mask()
373 	if (!msg)  in cros_ec_get_host_command_version_mask()
376 	msg->version = 0;  in cros_ec_get_host_command_version_mask()
377 	msg->command = EC_CMD_GET_CMD_VERSIONS;  in cros_ec_get_host_command_version_mask()
378 	msg->insize = sizeof(*rver);  in cros_ec_get_host_command_version_mask()
379 	msg->outsize = sizeof(*pver);  in cros_ec_get_host_command_version_mask()
381 	pver = (struct ec_params_get_cmd_versions *)msg->data;  in cros_ec_get_host_command_version_mask()
384 	ret = send_command(ec_dev, msg);  in cros_ec_get_host_command_version_mask()
386 		rver = (struct ec_response_get_cmd_versions *)msg->data;  in cros_ec_get_host_command_version_mask()
390 	kfree(msg);  in cros_ec_get_host_command_version_mask()
565 			    struct cros_ec_command *msg)  in cros_ec_cmd_xfer_status()  argument
580 	if (msg->insize > ec_dev->max_response) {  in cros_ec_cmd_xfer_status()
582 		msg->insize = ec_dev->max_response;  in cros_ec_cmd_xfer_status()
585 	if (msg->command < EC_CMD_PASSTHRU_OFFSET(1)) {  in cros_ec_cmd_xfer_status()
586 		if (msg->outsize > ec_dev->max_request) {  in cros_ec_cmd_xfer_status()
589 				msg->outsize,  in cros_ec_cmd_xfer_status()
595 		if (msg->outsize > ec_dev->max_passthru) {  in cros_ec_cmd_xfer_status()
598 				msg->outsize,  in cros_ec_cmd_xfer_status()
605 	ret = send_command(ec_dev, msg);  in cros_ec_cmd_xfer_status()
608 	mapped = cros_ec_map_error(msg->result);  in cros_ec_cmd_xfer_status()
611 			msg->result, mapped);  in cros_ec_cmd_xfer_status()
620 			       struct cros_ec_command *msg,  in get_next_event_xfer()  argument
626 	msg->version = version;  in get_next_event_xfer()
627 	msg->command = EC_CMD_GET_NEXT_EVENT;  in get_next_event_xfer()
628 	msg->insize = size;  in get_next_event_xfer()
629 	msg->outsize = 0;  in get_next_event_xfer()
631 	ret = cros_ec_cmd_xfer_status(ec_dev, msg);  in get_next_event_xfer()
643 		struct cros_ec_command msg;  in get_next_event()  member
646 	struct cros_ec_command *msg = &buf.msg;  in get_next_event()  local
650 	memset(msg, 0, sizeof(*msg));  in get_next_event()
657 		return get_next_event_xfer(ec_dev, msg, event, 0,  in get_next_event()
660 	return get_next_event_xfer(ec_dev, msg, event, cmd_version,  in get_next_event()
668 	struct cros_ec_command *msg = (struct cros_ec_command *)&buffer;  in get_keyboard_state_event()  local
670 	msg->version = 0;  in get_keyboard_state_event()
671 	msg->command = EC_CMD_MKBP_STATE;  in get_keyboard_state_event()
672 	msg->insize = sizeof(ec_dev->event_data.data);  in get_keyboard_state_event()
673 	msg->outsize = 0;  in get_keyboard_state_event()
675 	ec_dev->event_size = cros_ec_cmd_xfer_status(ec_dev, msg);  in get_keyboard_state_event()
677 	memcpy(&ec_dev->event_data.data, msg->data,  in get_keyboard_state_event()
800 	struct cros_ec_command *msg;  in cros_ec_check_features()  local
805 		msg = kzalloc(sizeof(*msg) + sizeof(ec->features), GFP_KERNEL);  in cros_ec_check_features()
806 		if (!msg)  in cros_ec_check_features()
809 		msg->command = EC_CMD_GET_FEATURES + ec->cmd_offset;  in cros_ec_check_features()
810 		msg->insize = sizeof(ec->features);  in cros_ec_check_features()
812 		ret = cros_ec_cmd_xfer_status(ec->ec_dev, msg);  in cros_ec_check_features()
815 				 ret, msg->result);  in cros_ec_check_features()
818 			memcpy(ec->features, msg->data, sizeof(ec->features));  in cros_ec_check_features()
824 		kfree(msg);  in cros_ec_check_features()
847 	struct cros_ec_command *msg;  in cros_ec_get_sensor_count()  local
851 	msg = kzalloc(sizeof(*msg) + max(sizeof(*params), sizeof(*resp)),  in cros_ec_get_sensor_count()
853 	if (!msg)  in cros_ec_get_sensor_count()
856 	msg->version = 1;  in cros_ec_get_sensor_count()
857 	msg->command = EC_CMD_MOTION_SENSE_CMD + ec->cmd_offset;  in cros_ec_get_sensor_count()
858 	msg->outsize = sizeof(*params);  in cros_ec_get_sensor_count()
859 	msg->insize = sizeof(*resp);  in cros_ec_get_sensor_count()
861 	params = (struct ec_params_motion_sense *)msg->data;  in cros_ec_get_sensor_count()
864 	ret = cros_ec_cmd_xfer_status(ec->ec_dev, msg);  in cros_ec_get_sensor_count()
868 		resp = (struct ec_response_motion_sense *)msg->data;  in cros_ec_get_sensor_count()
871 	kfree(msg);  in cros_ec_get_sensor_count()