19 			  struct cros_ec_command *msg)  in prepare_packet()  argument
27 	BUG_ON(msg->outsize + sizeof(*request) > ec_dev->dout_size);  in prepare_packet()
33 	request->command = msg->command;  in prepare_packet()
34 	request->command_version = msg->version;  in prepare_packet()
36 	request->data_len = msg->outsize;  in prepare_packet()
42 	memcpy(out + sizeof(*request), msg->data, msg->outsize);  in prepare_packet()
43 	for (i = 0; i < msg->outsize; i++)  in prepare_packet()
44 		csum += msg->data[i];  in prepare_packet()
48 	return sizeof(*request) + msg->outsize;  in prepare_packet()
52 			struct cros_ec_command *msg)  in send_command()  argument
55 	int (*xfer_fxn)(struct cros_ec_device *ec, struct cros_ec_command *msg);  in send_command()
57 	trace_cros_ec_cmd(msg);  in send_command()
75 	ret = (*xfer_fxn)(ec_dev, msg);  in send_command()
76 	if (msg->result == EC_RES_IN_PROGRESS) {  in send_command()
104 			msg->result = status_msg->result;  in send_command()
121 		       struct cros_ec_command *msg)  in cros_ec_prepare_tx()  argument
128 		return prepare_packet(ec_dev, msg);  in cros_ec_prepare_tx()
130 	BUG_ON(msg->outsize > EC_PROTO2_MAX_PARAM_SIZE);  in cros_ec_prepare_tx()
132 	out[0] = EC_CMD_VERSION0 + msg->version;  in cros_ec_prepare_tx()
133 	out[1] = msg->command;  in cros_ec_prepare_tx()
134 	out[2] = msg->outsize;  in cros_ec_prepare_tx()
136 	for (i = 0; i < msg->outsize; i++)  in cros_ec_prepare_tx()
137 		csum += out[EC_MSG_TX_HEADER_BYTES + i] = msg->data[i];  in cros_ec_prepare_tx()
138 	out[EC_MSG_TX_HEADER_BYTES + msg->outsize] = csum;  in cros_ec_prepare_tx()
140 	return EC_MSG_TX_PROTO_BYTES + msg->outsize;  in cros_ec_prepare_tx()
145 			 struct cros_ec_command *msg)  in cros_ec_check_result()  argument
147 	switch (msg->result) {  in cros_ec_check_result()
152 			msg->command);  in cros_ec_check_result()
156 			msg->command, msg->result);  in cros_ec_check_result()
176 					    struct cros_ec_command *msg,  in cros_ec_get_host_event_wake_mask()  argument
182 	msg->command = EC_CMD_HOST_EVENT_GET_WAKE_MASK;  in cros_ec_get_host_event_wake_mask()
183 	msg->version = 0;  in cros_ec_get_host_event_wake_mask()
184 	msg->outsize = 0;  in cros_ec_get_host_event_wake_mask()
185 	msg->insize = sizeof(*r);  in cros_ec_get_host_event_wake_mask()
187 	ret = send_command(ec_dev, msg);  in cros_ec_get_host_event_wake_mask()
189 		r = (struct ec_response_host_event_mask *)msg->data;  in cros_ec_get_host_event_wake_mask()
198 					    struct cros_ec_command *msg)  in cros_ec_host_command_proto_query()  argument
211 	memset(msg, 0, sizeof(*msg));  in cros_ec_host_command_proto_query()
212 	msg->command = EC_CMD_PASSTHRU_OFFSET(devidx) | EC_CMD_GET_PROTOCOL_INFO;  in cros_ec_host_command_proto_query()
213 	msg->insize = sizeof(struct ec_response_get_protocol_info);  in cros_ec_host_command_proto_query()
215 	ret = send_command(ec_dev, msg);  in cros_ec_host_command_proto_query()
224 	if (devidx > 0 && msg->result == EC_RES_INVALID_COMMAND)  in cros_ec_host_command_proto_query()
226 	else if (msg->result != EC_RES_SUCCESS)  in cros_ec_host_command_proto_query()
227 		return msg->result;  in cros_ec_host_command_proto_query()
234 	struct cros_ec_command *msg;  in cros_ec_host_command_proto_query_v2()  local
240 	msg = kmalloc(sizeof(*msg) + len, GFP_KERNEL);  in cros_ec_host_command_proto_query_v2()
241 	if (!msg)  in cros_ec_host_command_proto_query_v2()
244 	msg->version = 0;  in cros_ec_host_command_proto_query_v2()
245 	msg->command = EC_CMD_HELLO;  in cros_ec_host_command_proto_query_v2()
246 	hello_params = (struct ec_params_hello *)msg->data;  in cros_ec_host_command_proto_query_v2()
247 	msg->outsize = sizeof(*hello_params);  in cros_ec_host_command_proto_query_v2()
248 	hello_response = (struct ec_response_hello *)msg->data;  in cros_ec_host_command_proto_query_v2()
249 	msg->insize = sizeof(*hello_response);  in cros_ec_host_command_proto_query_v2()
253 	ret = send_command(ec_dev, msg);  in cros_ec_host_command_proto_query_v2()
260 	} else if (msg->result != EC_RES_SUCCESS) {  in cros_ec_host_command_proto_query_v2()
263 			msg->result);  in cros_ec_host_command_proto_query_v2()
264 		ret = msg->result;  in cros_ec_host_command_proto_query_v2()
277 	kfree(msg);  in cros_ec_host_command_proto_query_v2()
302 	struct cros_ec_command *msg;  in cros_ec_get_host_command_version_mask()  local
305 	msg = kmalloc(sizeof(*msg) + max(sizeof(*rver), sizeof(*pver)),  in cros_ec_get_host_command_version_mask()
307 	if (!msg)  in cros_ec_get_host_command_version_mask()
310 	msg->version = 0;  in cros_ec_get_host_command_version_mask()
311 	msg->command = EC_CMD_GET_CMD_VERSIONS;  in cros_ec_get_host_command_version_mask()
312 	msg->insize = sizeof(*rver);  in cros_ec_get_host_command_version_mask()
313 	msg->outsize = sizeof(*pver);  in cros_ec_get_host_command_version_mask()
315 	pver = (struct ec_params_get_cmd_versions *)msg->data;  in cros_ec_get_host_command_version_mask()
318 	ret = send_command(ec_dev, msg);  in cros_ec_get_host_command_version_mask()
320 		rver = (struct ec_response_get_cmd_versions *)msg->data;  in cros_ec_get_host_command_version_mask()
324 	kfree(msg);  in cros_ec_get_host_command_version_mask()
457 		     struct cros_ec_command *msg)  in cros_ec_cmd_xfer()  argument
472 	if (msg->insize > ec_dev->max_response) {  in cros_ec_cmd_xfer()
474 		msg->insize = ec_dev->max_response;  in cros_ec_cmd_xfer()
477 	if (msg->command < EC_CMD_PASSTHRU_OFFSET(1)) {  in cros_ec_cmd_xfer()
478 		if (msg->outsize > ec_dev->max_request) {  in cros_ec_cmd_xfer()
481 				msg->outsize,  in cros_ec_cmd_xfer()
487 		if (msg->outsize > ec_dev->max_passthru) {  in cros_ec_cmd_xfer()
490 				msg->outsize,  in cros_ec_cmd_xfer()
496 	ret = send_command(ec_dev, msg);  in cros_ec_cmd_xfer()
504 			    struct cros_ec_command *msg)  in cros_ec_cmd_xfer_status()  argument
508 	ret = cros_ec_cmd_xfer(ec_dev, msg);  in cros_ec_cmd_xfer_status()
511 	} else if (msg->result != EC_RES_SUCCESS) {  in cros_ec_cmd_xfer_status()
512 		dev_dbg(ec_dev->dev, "Command result (err: %d)\n", msg->result);  in cros_ec_cmd_xfer_status()
521 			       struct cros_ec_command *msg,  in get_next_event_xfer()  argument
526 	msg->version = version;  in get_next_event_xfer()
527 	msg->command = EC_CMD_GET_NEXT_EVENT;  in get_next_event_xfer()
528 	msg->insize = size;  in get_next_event_xfer()
529 	msg->outsize = 0;  in get_next_event_xfer()
531 	ret = cros_ec_cmd_xfer(ec_dev, msg);  in get_next_event_xfer()
534 		memcpy(&ec_dev->event_data, msg->data, ret);  in get_next_event_xfer()
543 	struct cros_ec_command *msg = (struct cros_ec_command *)&buffer;  in get_next_event()  local
553 		ret = get_next_event_xfer(ec_dev, msg, cmd_version,  in get_next_event()
555 		if (ret < 0 || msg->result != EC_RES_INVALID_VERSION)  in get_next_event()
562 	ret = get_next_event_xfer(ec_dev, msg, cmd_version,  in get_next_event()
572 	struct cros_ec_command *msg = (struct cros_ec_command *)&buffer;  in get_keyboard_state_event()  local
574 	msg->version = 0;  in get_keyboard_state_event()
575 	msg->command = EC_CMD_MKBP_STATE;  in get_keyboard_state_event()
576 	msg->insize = sizeof(ec_dev->event_data.data);  in get_keyboard_state_event()
577 	msg->outsize = 0;  in get_keyboard_state_event()
579 	ec_dev->event_size = cros_ec_cmd_xfer(ec_dev, msg);  in get_keyboard_state_event()
581 	memcpy(&ec_dev->event_data.data, msg->data,  in get_keyboard_state_event()