212 	int error;  in raydium_i2c_read_message()  local
219 		error = raydium_i2c_send(client, RM_CMD_BANK_SWITCH,  in raydium_i2c_read_message()
221 		if (!error)  in raydium_i2c_read_message()
222 			error = raydium_i2c_read(client, addr & 0xff,  in raydium_i2c_read_message()
224 		if (error)  in raydium_i2c_read_message()
225 			return error;  in raydium_i2c_read_message()
239 	int error;  in raydium_i2c_send_message()  local
241 	error = raydium_i2c_send(client, RM_CMD_BANK_SWITCH,  in raydium_i2c_send_message()
243 	if (!error)  in raydium_i2c_send_message()
244 		error = raydium_i2c_send(client, addr & 0xff, data, len);  in raydium_i2c_send_message()
246 	return error;  in raydium_i2c_send_message()
252 	int error;  in raydium_i2c_sw_reset()  local
254 	error = raydium_i2c_send_message(client, RM_RESET_MSG_ADDR,  in raydium_i2c_sw_reset()
256 	if (error) {  in raydium_i2c_sw_reset()
257 		dev_err(&client->dev, "software reset failed: %d\n", error);  in raydium_i2c_sw_reset()
258 		return error;  in raydium_i2c_sw_reset()
272 	int error, retry_cnt;  in raydium_i2c_query_ts_info()  local
275 		error = raydium_i2c_read(client, RM_CMD_DATA_BANK,  in raydium_i2c_query_ts_info()
277 		if (error)  in raydium_i2c_query_ts_info()
301 		error = raydium_i2c_read(client, RM_CMD_QUERY_BANK,  in raydium_i2c_query_ts_info()
304 		if (error)  in raydium_i2c_query_ts_info()
307 		error = raydium_i2c_read_message(client,  in raydium_i2c_query_ts_info()
310 		if (error)  in raydium_i2c_query_ts_info()
316 	dev_err(&client->dev, "failed to query device parameters: %d\n", error);  in raydium_i2c_query_ts_info()
317 	return error;  in raydium_i2c_query_ts_info()
326 	int error;  in raydium_i2c_check_fw_status()  local
328 	error = raydium_i2c_read(client, RM_CMD_BOOT_READ, buf, sizeof(buf));  in raydium_i2c_check_fw_status()
329 	if (!error) {  in raydium_i2c_check_fw_status()
337 	return error;  in raydium_i2c_check_fw_status()
343 	int error, retry_cnt;  in raydium_i2c_initialize()  local
349 		error = raydium_i2c_check_fw_status(ts);  in raydium_i2c_initialize()
350 		if (error) {  in raydium_i2c_initialize()
352 				"failed to read 'hello' packet: %d\n", error);  in raydium_i2c_initialize()
362 	if (error)  in raydium_i2c_initialize()
373 	return error;  in raydium_i2c_initialize()
382 	int error;  in raydium_i2c_bl_chk_state()  local
390 			error = raydium_i2c_read(client, RM_CMD_BOOT_CHK,  in raydium_i2c_bl_chk_state()
392 			if (!error && rbuf[0] == RM_BOOT_RDY)  in raydium_i2c_bl_chk_state()
398 			error = raydium_i2c_read(client, RM_CMD_BOOT_CHK,  in raydium_i2c_bl_chk_state()
400 			if (!error && !memcmp(rbuf, ack_ok, sizeof(ack_ok)))  in raydium_i2c_bl_chk_state()
421 	int error;  in raydium_i2c_write_object()  local
423 	error = raydium_i2c_send(client, RM_CMD_BOOT_WRT, data, len);  in raydium_i2c_write_object()
424 	if (error) {  in raydium_i2c_write_object()
426 			error);  in raydium_i2c_write_object()
427 		return error;  in raydium_i2c_write_object()
430 	error = raydium_i2c_send(client, RM_CMD_BOOT_ACK, NULL, 0);  in raydium_i2c_write_object()
431 	if (error) {  in raydium_i2c_write_object()
432 		dev_err(&client->dev, "Ack obj command failed: %d\n", error);  in raydium_i2c_write_object()
433 		return error;  in raydium_i2c_write_object()
436 	error = raydium_i2c_bl_chk_state(client, state);  in raydium_i2c_write_object()
437 	if (error) {  in raydium_i2c_write_object()
438 		dev_err(&client->dev, "BL check state failed: %d\n", error);  in raydium_i2c_write_object()
439 		return error;  in raydium_i2c_write_object()
456 	int error;  in raydium_i2c_boot_trigger()  local
459 		error = raydium_i2c_write_object(client, cmd[i], sizeof(cmd[i]),  in raydium_i2c_boot_trigger()
461 		if (error) {  in raydium_i2c_boot_trigger()
464 				i, error);  in raydium_i2c_boot_trigger()
465 			return error;  in raydium_i2c_boot_trigger()
482 	int error;  in raydium_i2c_fw_trigger()  local
485 		error = raydium_i2c_write_object(client, cmd[i], sizeof(cmd[i]),  in raydium_i2c_fw_trigger()
487 		if (error) {  in raydium_i2c_fw_trigger()
490 				i, error);  in raydium_i2c_fw_trigger()
491 			return error;  in raydium_i2c_fw_trigger()
501 	int error;  in raydium_i2c_check_path()  local
503 	error = raydium_i2c_write_object(client, cmd, sizeof(cmd),  in raydium_i2c_check_path()
505 	if (error) {  in raydium_i2c_check_path()
506 		dev_err(&client->dev, "check path command failed: %d\n", error);  in raydium_i2c_check_path()
507 		return error;  in raydium_i2c_check_path()
516 	int error;  in raydium_i2c_enter_bl()  local
518 	error = raydium_i2c_write_object(client, cal_cmd, sizeof(cal_cmd),  in raydium_i2c_enter_bl()
520 	if (error) {  in raydium_i2c_enter_bl()
521 		dev_err(&client->dev, "enter bl command failed: %d\n", error);  in raydium_i2c_enter_bl()
522 		return error;  in raydium_i2c_enter_bl()
532 	int error;  in raydium_i2c_leave_bl()  local
534 	error = raydium_i2c_write_object(client, leave_cmd, sizeof(leave_cmd),  in raydium_i2c_leave_bl()
536 	if (error) {  in raydium_i2c_leave_bl()
537 		dev_err(&client->dev, "leave bl command failed: %d\n", error);  in raydium_i2c_leave_bl()
538 		return error;  in raydium_i2c_leave_bl()
549 	int error;  in raydium_i2c_write_checksum()  local
554 	error = raydium_i2c_write_object(client,  in raydium_i2c_write_checksum()
557 	if (error) {  in raydium_i2c_write_checksum()
559 			error);  in raydium_i2c_write_checksum()
560 		return error;  in raydium_i2c_write_checksum()
569 	int error;  in raydium_i2c_disable_watch_dog()  local
571 	error = raydium_i2c_write_object(client, cmd, sizeof(cmd),  in raydium_i2c_disable_watch_dog()
573 	if (error) {  in raydium_i2c_disable_watch_dog()
575 			error);  in raydium_i2c_disable_watch_dog()
576 		return error;  in raydium_i2c_disable_watch_dog()
587 	int error;  in raydium_i2c_fw_write_page()  local
603 		error = raydium_i2c_write_object(client, buf, RM_BL_WRT_LEN,  in raydium_i2c_fw_write_page()
605 		if (error) {  in raydium_i2c_fw_write_page()
608 				page_idx, i, error);  in raydium_i2c_fw_write_page()
609 			return error;  in raydium_i2c_fw_write_page()
616 	return error;  in raydium_i2c_fw_write_page()
639 	int error;  in raydium_i2c_do_update_firmware()  local
647 	error = raydium_i2c_check_fw_status(ts);  in raydium_i2c_do_update_firmware()
648 	if (error) {  in raydium_i2c_do_update_firmware()
649 		dev_err(&client->dev, "Unable to access IC %d\n", error);  in raydium_i2c_do_update_firmware()
650 		return error;  in raydium_i2c_do_update_firmware()
655 			error = raydium_i2c_enter_bl(client);  in raydium_i2c_do_update_firmware()
656 			if (!error) {  in raydium_i2c_do_update_firmware()
657 				error = raydium_i2c_check_fw_status(ts);  in raydium_i2c_do_update_firmware()
658 				if (error) {  in raydium_i2c_do_update_firmware()
661 						error);  in raydium_i2c_do_update_firmware()
662 					return error;  in raydium_i2c_do_update_firmware()
673 				error);  in raydium_i2c_do_update_firmware()
678 	error = raydium_i2c_disable_watch_dog(client);  in raydium_i2c_do_update_firmware()
679 	if (error)  in raydium_i2c_do_update_firmware()
680 		return error;  in raydium_i2c_do_update_firmware()
682 	error = raydium_i2c_check_path(client);  in raydium_i2c_do_update_firmware()
683 	if (error)  in raydium_i2c_do_update_firmware()
684 		return error;  in raydium_i2c_do_update_firmware()
686 	error = raydium_i2c_boot_trigger(client);  in raydium_i2c_do_update_firmware()
687 	if (error) {  in raydium_i2c_do_update_firmware()
688 		dev_err(&client->dev, "send boot trigger fail: %d\n", error);  in raydium_i2c_do_update_firmware()
689 		return error;  in raydium_i2c_do_update_firmware()
701 		error = raydium_i2c_fw_write_page(client, page_nr++, data, len);  in raydium_i2c_do_update_firmware()
702 		if (error)  in raydium_i2c_do_update_firmware()
703 			return error;  in raydium_i2c_do_update_firmware()
711 	error = raydium_i2c_leave_bl(client);  in raydium_i2c_do_update_firmware()
712 	if (error) {  in raydium_i2c_do_update_firmware()
714 			"failed to leave boot loader: %d\n", error);  in raydium_i2c_do_update_firmware()
715 		return error;  in raydium_i2c_do_update_firmware()
721 	error = raydium_i2c_check_fw_status(ts);  in raydium_i2c_do_update_firmware()
722 	if (error) {  in raydium_i2c_do_update_firmware()
725 			error);  in raydium_i2c_do_update_firmware()
726 		return error;  in raydium_i2c_do_update_firmware()
732 			error);  in raydium_i2c_do_update_firmware()
736 	error = raydium_i2c_fw_trigger(client);  in raydium_i2c_do_update_firmware()
737 	if (error) {  in raydium_i2c_do_update_firmware()
738 		dev_err(&client->dev, "failed to trigger fw: %d\n", error);  in raydium_i2c_do_update_firmware()
739 		return error;  in raydium_i2c_do_update_firmware()
744 	error = raydium_i2c_write_checksum(client, fw->size, fw_checksum);  in raydium_i2c_do_update_firmware()
745 	if (error)  in raydium_i2c_do_update_firmware()
746 		return error;  in raydium_i2c_do_update_firmware()
756 	int error;  in raydium_i2c_fw_update()  local
765 	error = request_firmware(&fw, fw_file, &client->dev);  in raydium_i2c_fw_update()
766 	if (error) {  in raydium_i2c_fw_update()
773 	error = raydium_i2c_do_update_firmware(ts, fw);  in raydium_i2c_fw_update()
774 	if (error) {  in raydium_i2c_fw_update()
775 		dev_err(&client->dev, "firmware update failed: %d\n", error);  in raydium_i2c_fw_update()
780 	error = raydium_i2c_initialize(ts);  in raydium_i2c_fw_update()
781 	if (error) {  in raydium_i2c_fw_update()
784 			error);  in raydium_i2c_fw_update()
800 	return error;  in raydium_i2c_fw_update()
839 	int error;  in raydium_i2c_irq()  local
846 	error = raydium_i2c_read_message(ts->client, ts->data_bank_addr,  in raydium_i2c_irq()
848 	if (error)  in raydium_i2c_irq()
902 	int error;  in raydium_i2c_update_fw_store()  local
904 	error = mutex_lock_interruptible(&ts->sysfs_mutex);  in raydium_i2c_update_fw_store()
905 	if (error)  in raydium_i2c_update_fw_store()
906 		return error;  in raydium_i2c_update_fw_store()
908 	error = raydium_i2c_fw_update(ts);  in raydium_i2c_update_fw_store()
912 	return error ?: count;  in raydium_i2c_update_fw_store()
922 	int error;  in raydium_i2c_calibrate_store()  local
924 	error = mutex_lock_interruptible(&ts->sysfs_mutex);  in raydium_i2c_calibrate_store()
925 	if (error)  in raydium_i2c_calibrate_store()
926 		return error;  in raydium_i2c_calibrate_store()
928 	error = raydium_i2c_write_object(client, cal_cmd, sizeof(cal_cmd),  in raydium_i2c_calibrate_store()
930 	if (error)  in raydium_i2c_calibrate_store()
931 		dev_err(&client->dev, "calibrate command failed: %d\n", error);  in raydium_i2c_calibrate_store()
934 	return error ?: count;  in raydium_i2c_calibrate_store()
958 	int error;  in raydium_i2c_power_on()  local
965 	error = regulator_enable(ts->avdd);  in raydium_i2c_power_on()
966 	if (error) {  in raydium_i2c_power_on()
968 			"failed to enable avdd regulator: %d\n", error);  in raydium_i2c_power_on()
972 	error = regulator_enable(ts->vccio);  in raydium_i2c_power_on()
973 	if (error) {  in raydium_i2c_power_on()
976 			"failed to enable vccio regulator: %d\n", error);  in raydium_i2c_power_on()
985 	if (error)  in raydium_i2c_power_on()
986 		return error;  in raydium_i2c_power_on()
1009 	int error;  in raydium_i2c_probe()  local
1028 		error = PTR_ERR(ts->avdd);  in raydium_i2c_probe()
1029 		if (error != -EPROBE_DEFER)  in raydium_i2c_probe()
1031 				"Failed to get 'avdd' regulator: %d\n", error);  in raydium_i2c_probe()
1032 		return error;  in raydium_i2c_probe()
1037 		error = PTR_ERR(ts->vccio);  in raydium_i2c_probe()
1038 		if (error != -EPROBE_DEFER)  in raydium_i2c_probe()
1040 				"Failed to get 'vccio' regulator: %d\n", error);  in raydium_i2c_probe()
1041 		return error;  in raydium_i2c_probe()
1047 		error = PTR_ERR(ts->reset_gpio);  in raydium_i2c_probe()
1048 		if (error != -EPROBE_DEFER)  in raydium_i2c_probe()
1050 				"failed to get reset gpio: %d\n", error);  in raydium_i2c_probe()
1051 		return error;  in raydium_i2c_probe()
1054 	error = raydium_i2c_power_on(ts);  in raydium_i2c_probe()
1055 	if (error)  in raydium_i2c_probe()
1056 		return error;  in raydium_i2c_probe()
1058 	error = devm_add_action(&client->dev, raydium_i2c_power_off, ts);  in raydium_i2c_probe()
1059 	if (error) {  in raydium_i2c_probe()
1061 			"failed to install power off action: %d\n", error);  in raydium_i2c_probe()
1063 		return error;  in raydium_i2c_probe()
1073 	error = raydium_i2c_initialize(ts);  in raydium_i2c_probe()
1074 	if (error) {  in raydium_i2c_probe()
1075 		dev_err(&client->dev, "failed to initialize: %d\n", error);  in raydium_i2c_probe()
1076 		return error;  in raydium_i2c_probe()
1103 	error = input_mt_init_slots(ts->input, RM_MAX_TOUCH_NUM,  in raydium_i2c_probe()
1105 	if (error) {  in raydium_i2c_probe()
1107 			"failed to initialize MT slots: %d\n", error);  in raydium_i2c_probe()
1108 		return error;  in raydium_i2c_probe()
1111 	error = input_register_device(ts->input);  in raydium_i2c_probe()
1112 	if (error) {  in raydium_i2c_probe()
1114 			"unable to register input device: %d\n", error);  in raydium_i2c_probe()
1115 		return error;  in raydium_i2c_probe()
1118 	error = devm_request_threaded_irq(&client->dev, client->irq,  in raydium_i2c_probe()
1121 	if (error) {  in raydium_i2c_probe()
1123 		return error;  in raydium_i2c_probe()
1126 	error = devm_device_add_group(&client->dev,  in raydium_i2c_probe()
1128 	if (error) {  in raydium_i2c_probe()
1130 			error);  in raydium_i2c_probe()
1131 		return error;  in raydium_i2c_probe()
1140 	int error;  in raydium_enter_sleep()  local
1142 	error = raydium_i2c_send(client, RM_CMD_ENTER_SLEEP,  in raydium_enter_sleep()
1144 	if (error)  in raydium_enter_sleep()
1146 			"sleep command failed: %d\n", error);  in raydium_enter_sleep()