332 	int error, error2;  in rohm_ts_manual_calibration()  local
347 	error = i2c_smbus_write_byte_data(client, INT_MASK,  in rohm_ts_manual_calibration()
350 	if (error)  in rohm_ts_manual_calibration()
353 	error = i2c_smbus_write_byte_data(client, TEST1,  in rohm_ts_manual_calibration()
355 	if (error)  in rohm_ts_manual_calibration()
364 		error = rohm_i2c_burst_read(client, PRM1_X_H, buf, sizeof(buf));  in rohm_ts_manual_calibration()
365 		if (error)  in rohm_ts_manual_calibration()
378 			error = i2c_smbus_write_byte_data(client, TEST1,  in rohm_ts_manual_calibration()
380 			if (error)  in rohm_ts_manual_calibration()
413 		error = i2c_smbus_write_byte_data(client,  in rohm_ts_manual_calibration()
415 		if (error)  in rohm_ts_manual_calibration()
418 		error = i2c_smbus_write_byte_data(client,  in rohm_ts_manual_calibration()
420 		if (error)  in rohm_ts_manual_calibration()
423 		error = i2c_smbus_write_byte_data(client,  in rohm_ts_manual_calibration()
425 		if (error)  in rohm_ts_manual_calibration()
431 		error = i2c_smbus_write_byte_data(client, FORCE_CALIBRATION,  in rohm_ts_manual_calibration()
433 		if (error)  in rohm_ts_manual_calibration()
436 		error = i2c_smbus_write_byte_data(client, FORCE_CALIBRATION,  in rohm_ts_manual_calibration()
438 		if (error)  in rohm_ts_manual_calibration()
442 		error = i2c_smbus_write_byte_data(client, INT_CLEAR, 0xff);  in rohm_ts_manual_calibration()
443 		if (error)  in rohm_ts_manual_calibration()
459 				error = val;  in rohm_ts_manual_calibration()
470 				error = val;  in rohm_ts_manual_calibration()
479 		error = i2c_smbus_write_byte_data(client, CALIBRATION_REG1,  in rohm_ts_manual_calibration()
481 		if (error)  in rohm_ts_manual_calibration()
484 		error = i2c_smbus_write_byte_data(client, CALIBRATION_REG2,  in rohm_ts_manual_calibration()
486 		if (error)  in rohm_ts_manual_calibration()
489 		error = i2c_smbus_write_byte_data(client, CALIBRATION_REG3,  in rohm_ts_manual_calibration()
491 		if (error)  in rohm_ts_manual_calibration()
495 		error = i2c_smbus_write_byte_data(client, TEST1,  in rohm_ts_manual_calibration()
498 		if (error)  in rohm_ts_manual_calibration()
504 		error = -EBUSY;  in rohm_ts_manual_calibration()
513 	return error ? error : error2;  in rohm_ts_manual_calibration()
536 	int error;  in rohm_ts_soft_irq()  local
539 	error = i2c_smbus_write_byte_data(client, INT_MASK, INT_ALL);  in rohm_ts_soft_irq()
540 	if (error)  in rohm_ts_soft_irq()
544 	error = i2c_smbus_write_byte_data(client, INT_CLEAR, 0xff);  in rohm_ts_soft_irq()
545 	if (error)  in rohm_ts_soft_irq()
550 	error = rohm_i2c_burst_read(client, POS_X1_H, buf, sizeof(buf));  in rohm_ts_soft_irq()
551 	if (error)  in rohm_ts_soft_irq()
629 		error = rohm_ts_manual_calibration(ts);  in rohm_ts_soft_irq()
630 		if (error)  in rohm_ts_soft_irq()
632 				 error);  in rohm_ts_soft_irq()
650 	int error, error2;  in rohm_ts_load_firmware()  local
652 	error = request_firmware(&fw, firmware_name, dev);  in rohm_ts_load_firmware()
653 	if (error) {  in rohm_ts_load_firmware()
655 			firmware_name, error);  in rohm_ts_load_firmware()
656 		return error;  in rohm_ts_load_firmware()
659 	error = i2c_smbus_write_byte_data(client, INT_MASK,  in rohm_ts_load_firmware()
662 	if (error)  in rohm_ts_load_firmware()
670 			error = i2c_smbus_write_byte_data(client, EX_WDAT, 0);  in rohm_ts_load_firmware()
671 			if (error)  in rohm_ts_load_firmware()
675 		error = i2c_smbus_write_byte_data(client, EX_ADDR_H, 0);  in rohm_ts_load_firmware()
676 		if (error)  in rohm_ts_load_firmware()
679 		error = i2c_smbus_write_byte_data(client, EX_ADDR_L, 0);  in rohm_ts_load_firmware()
680 		if (error)  in rohm_ts_load_firmware()
683 		error = i2c_smbus_write_byte_data(client, COMMON_SETUP1,  in rohm_ts_load_firmware()
685 		if (error)  in rohm_ts_load_firmware()
695 			error = i2c_smbus_write_i2c_block_data(client, EX_WDAT,  in rohm_ts_load_firmware()
697 			if (error)  in rohm_ts_load_firmware()
707 			error = status;  in rohm_ts_load_firmware()
712 		error = i2c_smbus_write_byte_data(client, INT_CLEAR, 0xff);  in rohm_ts_load_firmware()
713 		if (error)  in rohm_ts_load_firmware()
719 		error = -EIO;  in rohm_ts_load_firmware()
727 	return error ? error : error2;  in rohm_ts_load_firmware()
745 	int error;  in swap_xy_store()  local
747 	error = kstrtouint(buf, 0, &val);  in swap_xy_store()
748 	if (error)  in swap_xy_store()
749 		return error;  in swap_xy_store()
751 	error = mutex_lock_interruptible(&ts->input->mutex);  in swap_xy_store()
752 	if (error)  in swap_xy_store()
753 		return error;  in swap_xy_store()
761 		error = i2c_smbus_write_byte_data(ts->client, COMMON_SETUP2,  in swap_xy_store()
766 	return error ? error : count;  in swap_xy_store()
784 	int error;  in inv_x_store()  local
786 	error = kstrtouint(buf, 0, &val);  in inv_x_store()
787 	if (error)  in inv_x_store()
788 		return error;  in inv_x_store()
790 	error = mutex_lock_interruptible(&ts->input->mutex);  in inv_x_store()
791 	if (error)  in inv_x_store()
792 		return error;  in inv_x_store()
800 		error = i2c_smbus_write_byte_data(ts->client, COMMON_SETUP2,  in inv_x_store()
805 	return error ? error : count;  in inv_x_store()
823 	int error;  in inv_y_store()  local
825 	error = kstrtouint(buf, 0, &val);  in inv_y_store()
826 	if (error)  in inv_y_store()
827 		return error;  in inv_y_store()
829 	error = mutex_lock_interruptible(&ts->input->mutex);  in inv_y_store()
830 	if (error)  in inv_y_store()
831 		return error;  in inv_y_store()
839 		error = i2c_smbus_write_byte_data(client, COMMON_SETUP2,  in inv_y_store()
844 	return error ? error : count;  in inv_y_store()
865 	int error;  in rohm_ts_device_init()  local
875 	error = i2c_smbus_write_byte_data(client, SYSTEM,  in rohm_ts_device_init()
877 	if (error)  in rohm_ts_device_init()
878 		return error;  in rohm_ts_device_init()
884 	error = i2c_smbus_write_byte_data(client, INT_CLEAR, 0xff);  in rohm_ts_device_init()
885 	if (error)  in rohm_ts_device_init()
886 		return error;  in rohm_ts_device_init()
888 	error = i2c_smbus_write_byte_data(client, EX_WDAT, 0);  in rohm_ts_device_init()
889 	if (error)  in rohm_ts_device_init()
890 		return error;  in rohm_ts_device_init()
892 	error = i2c_smbus_write_byte_data(client, COMMON_SETUP1, 0);  in rohm_ts_device_init()
893 	if (error)  in rohm_ts_device_init()
894 		return error;  in rohm_ts_device_init()
896 	error = i2c_smbus_write_byte_data(client, COMMON_SETUP2, setup2);  in rohm_ts_device_init()
897 	if (error)  in rohm_ts_device_init()
898 		return error;  in rohm_ts_device_init()
900 	error = i2c_smbus_write_byte_data(client, COMMON_SETUP3,  in rohm_ts_device_init()
902 	if (error)  in rohm_ts_device_init()
903 		return error;  in rohm_ts_device_init()
905 	error = i2c_smbus_write_byte_data(client, THRESHOLD_GESTURE,  in rohm_ts_device_init()
907 	if (error)  in rohm_ts_device_init()
908 		return error;  in rohm_ts_device_init()
910 	error = i2c_smbus_write_byte_data(client, INTERVAL_TIME,  in rohm_ts_device_init()
912 	if (error)  in rohm_ts_device_init()
913 		return error;  in rohm_ts_device_init()
915 	error = i2c_smbus_write_byte_data(client, CPU_FREQ, CPU_FREQ_10MHZ);  in rohm_ts_device_init()
916 	if (error)  in rohm_ts_device_init()
917 		return error;  in rohm_ts_device_init()
919 	error = i2c_smbus_write_byte_data(client, PRM_SWOFF_TIME,  in rohm_ts_device_init()
921 	if (error)  in rohm_ts_device_init()
922 		return error;  in rohm_ts_device_init()
924 	error = i2c_smbus_write_byte_data(client, ADC_CTRL, ADC_DIV_DEFAULT);  in rohm_ts_device_init()
925 	if (error)  in rohm_ts_device_init()
926 		return error;  in rohm_ts_device_init()
928 	error = i2c_smbus_write_byte_data(client, ADC_WAIT, ADC_WAIT_DEFAULT);  in rohm_ts_device_init()
929 	if (error)  in rohm_ts_device_init()
930 		return error;  in rohm_ts_device_init()
935 	error = i2c_smbus_write_byte_data(client, STEP_X, STEP_X_DEFAULT);  in rohm_ts_device_init()
936 	if (error)  in rohm_ts_device_init()
937 		return error;  in rohm_ts_device_init()
939 	error = i2c_smbus_write_byte_data(client, STEP_Y, STEP_Y_DEFAULT);  in rohm_ts_device_init()
940 	if (error)  in rohm_ts_device_init()
941 		return error;  in rohm_ts_device_init()
943 	error = i2c_smbus_write_byte_data(client, OFFSET_X, OFFSET_X_DEFAULT);  in rohm_ts_device_init()
944 	if (error)  in rohm_ts_device_init()
945 		return error;  in rohm_ts_device_init()
947 	error = i2c_smbus_write_byte_data(client, OFFSET_Y, OFFSET_Y_DEFAULT);  in rohm_ts_device_init()
948 	if (error)  in rohm_ts_device_init()
949 		return error;  in rohm_ts_device_init()
951 	error = i2c_smbus_write_byte_data(client, THRESHOLD_TOUCH,  in rohm_ts_device_init()
953 	if (error)  in rohm_ts_device_init()
954 		return error;  in rohm_ts_device_init()
956 	error = i2c_smbus_write_byte_data(client, EVR_XY, EVR_XY_DEFAULT);  in rohm_ts_device_init()
957 	if (error)  in rohm_ts_device_init()
958 		return error;  in rohm_ts_device_init()
960 	error = i2c_smbus_write_byte_data(client, EVR_X, EVR_X_DEFAULT);  in rohm_ts_device_init()
961 	if (error)  in rohm_ts_device_init()
962 		return error;  in rohm_ts_device_init()
964 	error = i2c_smbus_write_byte_data(client, EVR_Y, EVR_Y_DEFAULT);  in rohm_ts_device_init()
965 	if (error)  in rohm_ts_device_init()
966 		return error;  in rohm_ts_device_init()
969 	error = i2c_smbus_write_byte_data(client, CALIBRATION_ADJUST,  in rohm_ts_device_init()
971 	if (error)  in rohm_ts_device_init()
972 		return error;  in rohm_ts_device_init()
974 	error = i2c_smbus_write_byte_data(client, SWCONT, SWCONT_DEFAULT);  in rohm_ts_device_init()
975 	if (error)  in rohm_ts_device_init()
976 		return error;  in rohm_ts_device_init()
978 	error = i2c_smbus_write_byte_data(client, TEST1,  in rohm_ts_device_init()
981 	if (error)  in rohm_ts_device_init()
982 		return error;  in rohm_ts_device_init()
984 	error = rohm_ts_load_firmware(client, BU21023_FIRMWARE_NAME);  in rohm_ts_device_init()
985 	if (error) {  in rohm_ts_device_init()
986 		dev_err(dev, "failed to load firmware: %d\n", error);  in rohm_ts_device_init()
987 		return error;  in rohm_ts_device_init()
996 	error = i2c_smbus_write_byte_data(client, CALIBRATION_REG1,  in rohm_ts_device_init()
998 	if (error)  in rohm_ts_device_init()
999 		return error;  in rohm_ts_device_init()
1001 	error = i2c_smbus_write_byte_data(client, CALIBRATION_REG2,  in rohm_ts_device_init()
1003 	if (error)  in rohm_ts_device_init()
1004 		return error;  in rohm_ts_device_init()
1006 	error = i2c_smbus_write_byte_data(client, CALIBRATION_REG3,  in rohm_ts_device_init()
1008 	if (error)  in rohm_ts_device_init()
1009 		return error;  in rohm_ts_device_init()
1011 	error = i2c_smbus_write_byte_data(client, FORCE_CALIBRATION,  in rohm_ts_device_init()
1013 	if (error)  in rohm_ts_device_init()
1014 		return error;  in rohm_ts_device_init()
1016 	error = i2c_smbus_write_byte_data(client, FORCE_CALIBRATION,  in rohm_ts_device_init()
1018 	if (error)  in rohm_ts_device_init()
1019 		return error;  in rohm_ts_device_init()
1022 	error = i2c_smbus_write_byte_data(client, INT_CLEAR, 0xff);  in rohm_ts_device_init()
1023 	if (error)  in rohm_ts_device_init()
1024 		return error;  in rohm_ts_device_init()
1027 	error = i2c_smbus_write_byte_data(client, INT_MASK,  in rohm_ts_device_init()
1030 	if (error)  in rohm_ts_device_init()
1031 		return error;  in rohm_ts_device_init()
1033 	error = i2c_smbus_write_byte_data(client, ERR_MASK,  in rohm_ts_device_init()
1036 	if (error)  in rohm_ts_device_init()
1037 		return error;  in rohm_ts_device_init()
1040 	error = i2c_smbus_write_byte_data(client, SYSTEM,  in rohm_ts_device_init()
1045 	return error;  in rohm_ts_device_init()
1050 	int error;  in rohm_ts_power_off()  local
1052 	error = i2c_smbus_write_byte_data(client, SYSTEM,  in rohm_ts_power_off()
1054 	if (error) {  in rohm_ts_power_off()
1056 			"failed to power off device CPU: %d\n", error);  in rohm_ts_power_off()
1057 		return error;  in rohm_ts_power_off()
1060 	error = i2c_smbus_write_byte_data(client, SYSTEM,  in rohm_ts_power_off()
1062 	if (error)  in rohm_ts_power_off()
1064 			"failed to power off the device: %d\n", error);  in rohm_ts_power_off()
1066 	return error;  in rohm_ts_power_off()
1073 	int error;  in rohm_ts_open()  local
1076 		error = rohm_ts_device_init(client, ts->setup2);  in rohm_ts_open()
1077 		if (error) {  in rohm_ts_open()
1079 				"device initialization failed: %d\n", error);  in rohm_ts_open()
1080 			return error;  in rohm_ts_open()
1103 	int error;  in rohm_bu21023_i2c_probe()  local
1116 	error = rohm_ts_power_off(client);  in rohm_bu21023_i2c_probe()
1117 	if (error)  in rohm_bu21023_i2c_probe()
1118 		return error;  in rohm_bu21023_i2c_probe()
1145 	error = input_mt_init_slots(input, MAX_CONTACTS,  in rohm_bu21023_i2c_probe()
1148 	if (error) {  in rohm_bu21023_i2c_probe()
1150 		return error;  in rohm_bu21023_i2c_probe()
1153 	error = devm_request_threaded_irq(dev, client->irq,  in rohm_bu21023_i2c_probe()
1156 	if (error) {  in rohm_bu21023_i2c_probe()
1157 		dev_err(dev, "failed to request IRQ: %d\n", error);  in rohm_bu21023_i2c_probe()
1158 		return error;  in rohm_bu21023_i2c_probe()
1161 	error = input_register_device(input);  in rohm_bu21023_i2c_probe()
1162 	if (error) {  in rohm_bu21023_i2c_probe()
1163 		dev_err(dev, "failed to register input device: %d\n", error);  in rohm_bu21023_i2c_probe()
1164 		return error;  in rohm_bu21023_i2c_probe()
1167 	error = devm_device_add_group(dev, &rohm_ts_attr_group);  in rohm_bu21023_i2c_probe()
1168 	if (error) {  in rohm_bu21023_i2c_probe()
1169 		dev_err(dev, "failed to create sysfs group: %d\n", error);  in rohm_bu21023_i2c_probe()
1170 		return error;  in rohm_bu21023_i2c_probe()
1173 	return error;  in rohm_bu21023_i2c_probe()