27 			  struct cros_ec_command *msg)  in prepare_packet()  argument
35 	BUG_ON(msg->outsize + sizeof(*request) > ec_dev->dout_size);  in prepare_packet()
41 	request->command = msg->command;  in prepare_packet()
42 	request->command_version = msg->version;  in prepare_packet()
44 	request->data_len = msg->outsize;  in prepare_packet()
50 	memcpy(out + sizeof(*request), msg->data, msg->outsize);  in prepare_packet()
51 	for (i = 0; i < msg->outsize; i++)  in prepare_packet()
52 		csum += msg->data[i];  in prepare_packet()
56 	return sizeof(*request) + msg->outsize;  in prepare_packet()
60 			struct cros_ec_command *msg)  in send_command()  argument
63 	int (*xfer_fxn)(struct cros_ec_device *ec, struct cros_ec_command *msg);  in send_command()
70 	ret = (*xfer_fxn)(ec_dev, msg);  in send_command()
71 	if (msg->result == EC_RES_IN_PROGRESS) {  in send_command()
99 			msg->result = status_msg->result;  in send_command()
116 		       struct cros_ec_command *msg)  in cros_ec_prepare_tx()  argument
123 		return prepare_packet(ec_dev, msg);  in cros_ec_prepare_tx()
125 	BUG_ON(msg->outsize > EC_PROTO2_MAX_PARAM_SIZE);  in cros_ec_prepare_tx()
127 	out[0] = EC_CMD_VERSION0 + msg->version;  in cros_ec_prepare_tx()
128 	out[1] = msg->command;  in cros_ec_prepare_tx()
129 	out[2] = msg->outsize;  in cros_ec_prepare_tx()
131 	for (i = 0; i < msg->outsize; i++)  in cros_ec_prepare_tx()
132 		csum += out[EC_MSG_TX_HEADER_BYTES + i] = msg->data[i];  in cros_ec_prepare_tx()
133 	out[EC_MSG_TX_HEADER_BYTES + msg->outsize] = csum;  in cros_ec_prepare_tx()
135 	return EC_MSG_TX_PROTO_BYTES + msg->outsize;  in cros_ec_prepare_tx()
140 			 struct cros_ec_command *msg)  in cros_ec_check_result()  argument
142 	switch (msg->result) {  in cros_ec_check_result()
147 			msg->command);  in cros_ec_check_result()
151 			msg->command, msg->result);  in cros_ec_check_result()
171 					    struct cros_ec_command *msg,  in cros_ec_get_host_event_wake_mask()  argument
177 	msg->command = EC_CMD_HOST_EVENT_GET_WAKE_MASK;  in cros_ec_get_host_event_wake_mask()
178 	msg->version = 0;  in cros_ec_get_host_event_wake_mask()
179 	msg->outsize = 0;  in cros_ec_get_host_event_wake_mask()
180 	msg->insize = sizeof(*r);  in cros_ec_get_host_event_wake_mask()
182 	ret = send_command(ec_dev, msg);  in cros_ec_get_host_event_wake_mask()
184 		r = (struct ec_response_host_event_mask *)msg->data;  in cros_ec_get_host_event_wake_mask()
193 					    struct cros_ec_command *msg)  in cros_ec_host_command_proto_query()  argument
206 	memset(msg, 0, sizeof(*msg));  in cros_ec_host_command_proto_query()
207 	msg->command = EC_CMD_PASSTHRU_OFFSET(devidx) | EC_CMD_GET_PROTOCOL_INFO;  in cros_ec_host_command_proto_query()
208 	msg->insize = sizeof(struct ec_response_get_protocol_info);  in cros_ec_host_command_proto_query()
210 	ret = send_command(ec_dev, msg);  in cros_ec_host_command_proto_query()
219 	if (devidx > 0 && msg->result == EC_RES_INVALID_COMMAND)  in cros_ec_host_command_proto_query()
221 	else if (msg->result != EC_RES_SUCCESS)  in cros_ec_host_command_proto_query()
222 		return msg->result;  in cros_ec_host_command_proto_query()
229 	struct cros_ec_command *msg;  in cros_ec_host_command_proto_query_v2()  local
235 	msg = kmalloc(sizeof(*msg) + len, GFP_KERNEL);  in cros_ec_host_command_proto_query_v2()
236 	if (!msg)  in cros_ec_host_command_proto_query_v2()
239 	msg->version = 0;  in cros_ec_host_command_proto_query_v2()
240 	msg->command = EC_CMD_HELLO;  in cros_ec_host_command_proto_query_v2()
241 	hello_params = (struct ec_params_hello *)msg->data;  in cros_ec_host_command_proto_query_v2()
242 	msg->outsize = sizeof(*hello_params);  in cros_ec_host_command_proto_query_v2()
243 	hello_response = (struct ec_response_hello *)msg->data;  in cros_ec_host_command_proto_query_v2()
244 	msg->insize = sizeof(*hello_response);  in cros_ec_host_command_proto_query_v2()
248 	ret = send_command(ec_dev, msg);  in cros_ec_host_command_proto_query_v2()
255 	} else if (msg->result != EC_RES_SUCCESS) {  in cros_ec_host_command_proto_query_v2()
258 			msg->result);  in cros_ec_host_command_proto_query_v2()
259 		ret = msg->result;  in cros_ec_host_command_proto_query_v2()
272 	kfree(msg);  in cros_ec_host_command_proto_query_v2()
297 	struct cros_ec_command *msg;  in cros_ec_get_host_command_version_mask()  local
300 	msg = kmalloc(sizeof(*msg) + max(sizeof(*rver), sizeof(*pver)),  in cros_ec_get_host_command_version_mask()
302 	if (!msg)  in cros_ec_get_host_command_version_mask()
305 	msg->version = 0;  in cros_ec_get_host_command_version_mask()
306 	msg->command = EC_CMD_GET_CMD_VERSIONS;  in cros_ec_get_host_command_version_mask()
307 	msg->insize = sizeof(*rver);  in cros_ec_get_host_command_version_mask()
308 	msg->outsize = sizeof(*pver);  in cros_ec_get_host_command_version_mask()
310 	pver = (struct ec_params_get_cmd_versions *)msg->data;  in cros_ec_get_host_command_version_mask()
313 	ret = send_command(ec_dev, msg);  in cros_ec_get_host_command_version_mask()
315 		rver = (struct ec_response_get_cmd_versions *)msg->data;  in cros_ec_get_host_command_version_mask()
319 	kfree(msg);  in cros_ec_get_host_command_version_mask()
446 		     struct cros_ec_command *msg)  in cros_ec_cmd_xfer()  argument
461 	if (msg->insize > ec_dev->max_response) {  in cros_ec_cmd_xfer()
463 		msg->insize = ec_dev->max_response;  in cros_ec_cmd_xfer()
466 	if (msg->command < EC_CMD_PASSTHRU_OFFSET(1)) {  in cros_ec_cmd_xfer()
467 		if (msg->outsize > ec_dev->max_request) {  in cros_ec_cmd_xfer()
470 				msg->outsize,  in cros_ec_cmd_xfer()
476 		if (msg->outsize > ec_dev->max_passthru) {  in cros_ec_cmd_xfer()
479 				msg->outsize,  in cros_ec_cmd_xfer()
485 	ret = send_command(ec_dev, msg);  in cros_ec_cmd_xfer()
493 			    struct cros_ec_command *msg)  in cros_ec_cmd_xfer_status()  argument
497 	ret = cros_ec_cmd_xfer(ec_dev, msg);  in cros_ec_cmd_xfer_status()
500 	} else if (msg->result != EC_RES_SUCCESS) {  in cros_ec_cmd_xfer_status()
501 		dev_dbg(ec_dev->dev, "Command result (err: %d)\n", msg->result);  in cros_ec_cmd_xfer_status()
510 			       struct cros_ec_command *msg,  in get_next_event_xfer()  argument
515 	msg->version = version;  in get_next_event_xfer()
516 	msg->command = EC_CMD_GET_NEXT_EVENT;  in get_next_event_xfer()
517 	msg->insize = size;  in get_next_event_xfer()
518 	msg->outsize = 0;  in get_next_event_xfer()
520 	ret = cros_ec_cmd_xfer(ec_dev, msg);  in get_next_event_xfer()
523 		memcpy(&ec_dev->event_data, msg->data, ret);  in get_next_event_xfer()
532 	struct cros_ec_command *msg = (struct cros_ec_command *)&buffer;  in get_next_event()  local
542 		ret = get_next_event_xfer(ec_dev, msg, cmd_version,  in get_next_event()
544 		if (ret < 0 || msg->result != EC_RES_INVALID_VERSION)  in get_next_event()
551 	ret = get_next_event_xfer(ec_dev, msg, cmd_version,  in get_next_event()
561 	struct cros_ec_command *msg = (struct cros_ec_command *)&buffer;  in get_keyboard_state_event()  local
563 	msg->version = 0;  in get_keyboard_state_event()
564 	msg->command = EC_CMD_MKBP_STATE;  in get_keyboard_state_event()
565 	msg->insize = sizeof(ec_dev->event_data.data);  in get_keyboard_state_event()
566 	msg->outsize = 0;  in get_keyboard_state_event()
568 	ec_dev->event_size = cros_ec_cmd_xfer(ec_dev, msg);  in get_keyboard_state_event()
570 	memcpy(&ec_dev->event_data.data, msg->data,  in get_keyboard_state_event()