203 	int error;  in raydium_i2c_read_message()  local
210 		error = raydium_i2c_send(client, RM_CMD_BANK_SWITCH,  in raydium_i2c_read_message()
212 		if (!error)  in raydium_i2c_read_message()
213 			error = raydium_i2c_read(client, addr & 0xff,  in raydium_i2c_read_message()
215 		if (error)  in raydium_i2c_read_message()
216 			return error;  in raydium_i2c_read_message()
230 	int error;  in raydium_i2c_send_message()  local
232 	error = raydium_i2c_send(client, RM_CMD_BANK_SWITCH,  in raydium_i2c_send_message()
234 	if (!error)  in raydium_i2c_send_message()
235 		error = raydium_i2c_send(client, addr & 0xff, data, len);  in raydium_i2c_send_message()
237 	return error;  in raydium_i2c_send_message()
243 	int error;  in raydium_i2c_sw_reset()  local
245 	error = raydium_i2c_send_message(client, RM_RESET_MSG_ADDR,  in raydium_i2c_sw_reset()
247 	if (error) {  in raydium_i2c_sw_reset()
248 		dev_err(&client->dev, "software reset failed: %d\n", error);  in raydium_i2c_sw_reset()
249 		return error;  in raydium_i2c_sw_reset()
263 	int error, retry_cnt;  in raydium_i2c_query_ts_info()  local
266 		error = raydium_i2c_read(client, RM_CMD_DATA_BANK,  in raydium_i2c_query_ts_info()
268 		if (error)  in raydium_i2c_query_ts_info()
292 		error = raydium_i2c_read(client, RM_CMD_QUERY_BANK,  in raydium_i2c_query_ts_info()
295 		if (error)  in raydium_i2c_query_ts_info()
298 		error = raydium_i2c_read_message(client,  in raydium_i2c_query_ts_info()
301 		if (error)  in raydium_i2c_query_ts_info()
307 	dev_err(&client->dev, "failed to query device parameters: %d\n", error);  in raydium_i2c_query_ts_info()
308 	return error;  in raydium_i2c_query_ts_info()
317 	int error;  in raydium_i2c_check_fw_status()  local
319 	error = raydium_i2c_read(client, RM_CMD_BOOT_READ, buf, sizeof(buf));  in raydium_i2c_check_fw_status()
320 	if (!error) {  in raydium_i2c_check_fw_status()
328 	return error;  in raydium_i2c_check_fw_status()
334 	int error, retry_cnt;  in raydium_i2c_initialize()  local
340 		error = raydium_i2c_check_fw_status(ts);  in raydium_i2c_initialize()
341 		if (error) {  in raydium_i2c_initialize()
343 				"failed to read 'hello' packet: %d\n", error);  in raydium_i2c_initialize()
353 	if (error)  in raydium_i2c_initialize()
364 	return error;  in raydium_i2c_initialize()
373 	int error;  in raydium_i2c_bl_chk_state()  local
381 			error = raydium_i2c_read(client, RM_CMD_BOOT_CHK,  in raydium_i2c_bl_chk_state()
383 			if (!error && rbuf[0] == RM_BOOT_RDY)  in raydium_i2c_bl_chk_state()
389 			error = raydium_i2c_read(client, RM_CMD_BOOT_CHK,  in raydium_i2c_bl_chk_state()
391 			if (!error && !memcmp(rbuf, ack_ok, sizeof(ack_ok)))  in raydium_i2c_bl_chk_state()
412 	int error;  in raydium_i2c_write_object()  local
414 	error = raydium_i2c_send(client, RM_CMD_BOOT_WRT, data, len);  in raydium_i2c_write_object()
415 	if (error) {  in raydium_i2c_write_object()
417 			error);  in raydium_i2c_write_object()
418 		return error;  in raydium_i2c_write_object()
421 	error = raydium_i2c_send(client, RM_CMD_BOOT_ACK, NULL, 0);  in raydium_i2c_write_object()
422 	if (error) {  in raydium_i2c_write_object()
423 		dev_err(&client->dev, "Ack obj command failed: %d\n", error);  in raydium_i2c_write_object()
424 		return error;  in raydium_i2c_write_object()
427 	error = raydium_i2c_bl_chk_state(client, state);  in raydium_i2c_write_object()
428 	if (error) {  in raydium_i2c_write_object()
429 		dev_err(&client->dev, "BL check state failed: %d\n", error);  in raydium_i2c_write_object()
430 		return error;  in raydium_i2c_write_object()
447 	int error;  in raydium_i2c_boot_trigger()  local
450 		error = raydium_i2c_write_object(client, cmd[i], sizeof(cmd[i]),  in raydium_i2c_boot_trigger()
452 		if (error) {  in raydium_i2c_boot_trigger()
455 				i, error);  in raydium_i2c_boot_trigger()
456 			return error;  in raydium_i2c_boot_trigger()
473 	int error;  in raydium_i2c_fw_trigger()  local
476 		error = raydium_i2c_write_object(client, cmd[i], sizeof(cmd[i]),  in raydium_i2c_fw_trigger()
478 		if (error) {  in raydium_i2c_fw_trigger()
481 				i, error);  in raydium_i2c_fw_trigger()
482 			return error;  in raydium_i2c_fw_trigger()
492 	int error;  in raydium_i2c_check_path()  local
494 	error = raydium_i2c_write_object(client, cmd, sizeof(cmd),  in raydium_i2c_check_path()
496 	if (error) {  in raydium_i2c_check_path()
497 		dev_err(&client->dev, "check path command failed: %d\n", error);  in raydium_i2c_check_path()
498 		return error;  in raydium_i2c_check_path()
507 	int error;  in raydium_i2c_enter_bl()  local
509 	error = raydium_i2c_write_object(client, cal_cmd, sizeof(cal_cmd),  in raydium_i2c_enter_bl()
511 	if (error) {  in raydium_i2c_enter_bl()
512 		dev_err(&client->dev, "enter bl command failed: %d\n", error);  in raydium_i2c_enter_bl()
513 		return error;  in raydium_i2c_enter_bl()
523 	int error;  in raydium_i2c_leave_bl()  local
525 	error = raydium_i2c_write_object(client, leave_cmd, sizeof(leave_cmd),  in raydium_i2c_leave_bl()
527 	if (error) {  in raydium_i2c_leave_bl()
528 		dev_err(&client->dev, "leave bl command failed: %d\n", error);  in raydium_i2c_leave_bl()
529 		return error;  in raydium_i2c_leave_bl()
540 	int error;  in raydium_i2c_write_checksum()  local
545 	error = raydium_i2c_write_object(client,  in raydium_i2c_write_checksum()
548 	if (error) {  in raydium_i2c_write_checksum()
550 			error);  in raydium_i2c_write_checksum()
551 		return error;  in raydium_i2c_write_checksum()
560 	int error;  in raydium_i2c_disable_watch_dog()  local
562 	error = raydium_i2c_write_object(client, cmd, sizeof(cmd),  in raydium_i2c_disable_watch_dog()
564 	if (error) {  in raydium_i2c_disable_watch_dog()
566 			error);  in raydium_i2c_disable_watch_dog()
567 		return error;  in raydium_i2c_disable_watch_dog()
578 	int error;  in raydium_i2c_fw_write_page()  local
594 		error = raydium_i2c_write_object(client, buf, RM_BL_WRT_LEN,  in raydium_i2c_fw_write_page()
596 		if (error) {  in raydium_i2c_fw_write_page()
599 				page_idx, i, error);  in raydium_i2c_fw_write_page()
600 			return error;  in raydium_i2c_fw_write_page()
607 	return error;  in raydium_i2c_fw_write_page()
630 	int error;  in raydium_i2c_do_update_firmware()  local
638 	error = raydium_i2c_check_fw_status(ts);  in raydium_i2c_do_update_firmware()
639 	if (error) {  in raydium_i2c_do_update_firmware()
640 		dev_err(&client->dev, "Unable to access IC %d\n", error);  in raydium_i2c_do_update_firmware()
641 		return error;  in raydium_i2c_do_update_firmware()
646 			error = raydium_i2c_enter_bl(client);  in raydium_i2c_do_update_firmware()
647 			if (!error) {  in raydium_i2c_do_update_firmware()
648 				error = raydium_i2c_check_fw_status(ts);  in raydium_i2c_do_update_firmware()
649 				if (error) {  in raydium_i2c_do_update_firmware()
652 						error);  in raydium_i2c_do_update_firmware()
653 					return error;  in raydium_i2c_do_update_firmware()
664 				error);  in raydium_i2c_do_update_firmware()
669 	error = raydium_i2c_disable_watch_dog(client);  in raydium_i2c_do_update_firmware()
670 	if (error)  in raydium_i2c_do_update_firmware()
671 		return error;  in raydium_i2c_do_update_firmware()
673 	error = raydium_i2c_check_path(client);  in raydium_i2c_do_update_firmware()
674 	if (error)  in raydium_i2c_do_update_firmware()
675 		return error;  in raydium_i2c_do_update_firmware()
677 	error = raydium_i2c_boot_trigger(client);  in raydium_i2c_do_update_firmware()
678 	if (error) {  in raydium_i2c_do_update_firmware()
679 		dev_err(&client->dev, "send boot trigger fail: %d\n", error);  in raydium_i2c_do_update_firmware()
680 		return error;  in raydium_i2c_do_update_firmware()
692 		error = raydium_i2c_fw_write_page(client, page_nr++, data, len);  in raydium_i2c_do_update_firmware()
693 		if (error)  in raydium_i2c_do_update_firmware()
694 			return error;  in raydium_i2c_do_update_firmware()
702 	error = raydium_i2c_leave_bl(client);  in raydium_i2c_do_update_firmware()
703 	if (error) {  in raydium_i2c_do_update_firmware()
705 			"failed to leave boot loader: %d\n", error);  in raydium_i2c_do_update_firmware()
706 		return error;  in raydium_i2c_do_update_firmware()
712 	error = raydium_i2c_check_fw_status(ts);  in raydium_i2c_do_update_firmware()
713 	if (error) {  in raydium_i2c_do_update_firmware()
716 			error);  in raydium_i2c_do_update_firmware()
717 		return error;  in raydium_i2c_do_update_firmware()
723 			error);  in raydium_i2c_do_update_firmware()
727 	error = raydium_i2c_fw_trigger(client);  in raydium_i2c_do_update_firmware()
728 	if (error) {  in raydium_i2c_do_update_firmware()
729 		dev_err(&client->dev, "failed to trigger fw: %d\n", error);  in raydium_i2c_do_update_firmware()
730 		return error;  in raydium_i2c_do_update_firmware()
735 	error = raydium_i2c_write_checksum(client, fw->size, fw_checksum);  in raydium_i2c_do_update_firmware()
736 	if (error)  in raydium_i2c_do_update_firmware()
737 		return error;  in raydium_i2c_do_update_firmware()
747 	int error;  in raydium_i2c_fw_update()  local
756 	error = request_firmware(&fw, fw_file, &client->dev);  in raydium_i2c_fw_update()
757 	if (error) {  in raydium_i2c_fw_update()
764 	error = raydium_i2c_do_update_firmware(ts, fw);  in raydium_i2c_fw_update()
765 	if (error) {  in raydium_i2c_fw_update()
766 		dev_err(&client->dev, "firmware update failed: %d\n", error);  in raydium_i2c_fw_update()
771 	error = raydium_i2c_initialize(ts);  in raydium_i2c_fw_update()
772 	if (error) {  in raydium_i2c_fw_update()
775 			error);  in raydium_i2c_fw_update()
791 	return error;  in raydium_i2c_fw_update()
830 	int error;  in raydium_i2c_irq()  local
837 	error = raydium_i2c_read_message(ts->client, ts->data_bank_addr,  in raydium_i2c_irq()
839 	if (error)  in raydium_i2c_irq()
893 	int error;  in raydium_i2c_update_fw_store()  local
895 	error = mutex_lock_interruptible(&ts->sysfs_mutex);  in raydium_i2c_update_fw_store()
896 	if (error)  in raydium_i2c_update_fw_store()
897 		return error;  in raydium_i2c_update_fw_store()
899 	error = raydium_i2c_fw_update(ts);  in raydium_i2c_update_fw_store()
903 	return error ?: count;  in raydium_i2c_update_fw_store()
913 	int error;  in raydium_i2c_calibrate_store()  local
915 	error = mutex_lock_interruptible(&ts->sysfs_mutex);  in raydium_i2c_calibrate_store()
916 	if (error)  in raydium_i2c_calibrate_store()
917 		return error;  in raydium_i2c_calibrate_store()
919 	error = raydium_i2c_write_object(client, cal_cmd, sizeof(cal_cmd),  in raydium_i2c_calibrate_store()
921 	if (error)  in raydium_i2c_calibrate_store()
922 		dev_err(&client->dev, "calibrate command failed: %d\n", error);  in raydium_i2c_calibrate_store()
925 	return error ?: count;  in raydium_i2c_calibrate_store()
949 	int error;  in raydium_i2c_power_on()  local
956 	error = regulator_enable(ts->avdd);  in raydium_i2c_power_on()
957 	if (error) {  in raydium_i2c_power_on()
959 			"failed to enable avdd regulator: %d\n", error);  in raydium_i2c_power_on()
963 	error = regulator_enable(ts->vccio);  in raydium_i2c_power_on()
964 	if (error) {  in raydium_i2c_power_on()
967 			"failed to enable vccio regulator: %d\n", error);  in raydium_i2c_power_on()
976 	if (error)  in raydium_i2c_power_on()
977 		return error;  in raydium_i2c_power_on()
1000 	int error;  in raydium_i2c_probe()  local
1019 		error = PTR_ERR(ts->avdd);  in raydium_i2c_probe()
1020 		if (error != -EPROBE_DEFER)  in raydium_i2c_probe()
1022 				"Failed to get 'avdd' regulator: %d\n", error);  in raydium_i2c_probe()
1023 		return error;  in raydium_i2c_probe()
1028 		error = PTR_ERR(ts->vccio);  in raydium_i2c_probe()
1029 		if (error != -EPROBE_DEFER)  in raydium_i2c_probe()
1031 				"Failed to get 'vccio' regulator: %d\n", error);  in raydium_i2c_probe()
1032 		return error;  in raydium_i2c_probe()
1038 		error = PTR_ERR(ts->reset_gpio);  in raydium_i2c_probe()
1039 		if (error != -EPROBE_DEFER)  in raydium_i2c_probe()
1041 				"failed to get reset gpio: %d\n", error);  in raydium_i2c_probe()
1042 		return error;  in raydium_i2c_probe()
1045 	error = raydium_i2c_power_on(ts);  in raydium_i2c_probe()
1046 	if (error)  in raydium_i2c_probe()
1047 		return error;  in raydium_i2c_probe()
1049 	error = devm_add_action(&client->dev, raydium_i2c_power_off, ts);  in raydium_i2c_probe()
1050 	if (error) {  in raydium_i2c_probe()
1052 			"failed to install power off action: %d\n", error);  in raydium_i2c_probe()
1054 		return error;  in raydium_i2c_probe()
1064 	error = raydium_i2c_initialize(ts);  in raydium_i2c_probe()
1065 	if (error) {  in raydium_i2c_probe()
1066 		dev_err(&client->dev, "failed to initialize: %d\n", error);  in raydium_i2c_probe()
1067 		return error;  in raydium_i2c_probe()
1094 	error = input_mt_init_slots(ts->input, RM_MAX_TOUCH_NUM,  in raydium_i2c_probe()
1096 	if (error) {  in raydium_i2c_probe()
1098 			"failed to initialize MT slots: %d\n", error);  in raydium_i2c_probe()
1099 		return error;  in raydium_i2c_probe()
1102 	error = input_register_device(ts->input);  in raydium_i2c_probe()
1103 	if (error) {  in raydium_i2c_probe()
1105 			"unable to register input device: %d\n", error);  in raydium_i2c_probe()
1106 		return error;  in raydium_i2c_probe()
1109 	error = devm_request_threaded_irq(&client->dev, client->irq,  in raydium_i2c_probe()
1112 	if (error) {  in raydium_i2c_probe()
1114 		return error;  in raydium_i2c_probe()
1117 	error = devm_device_add_group(&client->dev,  in raydium_i2c_probe()
1119 	if (error) {  in raydium_i2c_probe()
1121 			error);  in raydium_i2c_probe()
1122 		return error;  in raydium_i2c_probe()
1131 	int error;  in raydium_enter_sleep()  local
1133 	error = raydium_i2c_send(client, RM_CMD_ENTER_SLEEP,  in raydium_enter_sleep()
1135 	if (error)  in raydium_enter_sleep()
1137 			"sleep command failed: %d\n", error);  in raydium_enter_sleep()