340 	int error, error2;  in rohm_ts_manual_calibration()  local
355 	error = i2c_smbus_write_byte_data(client, INT_MASK,  in rohm_ts_manual_calibration()
358 	if (error)  in rohm_ts_manual_calibration()
361 	error = i2c_smbus_write_byte_data(client, TEST1,  in rohm_ts_manual_calibration()
363 	if (error)  in rohm_ts_manual_calibration()
372 		error = rohm_i2c_burst_read(client, PRM1_X_H, buf, sizeof(buf));  in rohm_ts_manual_calibration()
373 		if (error)  in rohm_ts_manual_calibration()
386 			error = i2c_smbus_write_byte_data(client, TEST1,  in rohm_ts_manual_calibration()
388 			if (error)  in rohm_ts_manual_calibration()
421 		error = i2c_smbus_write_byte_data(client,  in rohm_ts_manual_calibration()
423 		if (error)  in rohm_ts_manual_calibration()
426 		error = i2c_smbus_write_byte_data(client,  in rohm_ts_manual_calibration()
428 		if (error)  in rohm_ts_manual_calibration()
431 		error = i2c_smbus_write_byte_data(client,  in rohm_ts_manual_calibration()
433 		if (error)  in rohm_ts_manual_calibration()
439 		error = i2c_smbus_write_byte_data(client, FORCE_CALIBRATION,  in rohm_ts_manual_calibration()
441 		if (error)  in rohm_ts_manual_calibration()
444 		error = i2c_smbus_write_byte_data(client, FORCE_CALIBRATION,  in rohm_ts_manual_calibration()
446 		if (error)  in rohm_ts_manual_calibration()
450 		error = i2c_smbus_write_byte_data(client, INT_CLEAR, 0xff);  in rohm_ts_manual_calibration()
451 		if (error)  in rohm_ts_manual_calibration()
467 				error = val;  in rohm_ts_manual_calibration()
478 				error = val;  in rohm_ts_manual_calibration()
487 		error = i2c_smbus_write_byte_data(client, CALIBRATION_REG1,  in rohm_ts_manual_calibration()
489 		if (error)  in rohm_ts_manual_calibration()
492 		error = i2c_smbus_write_byte_data(client, CALIBRATION_REG2,  in rohm_ts_manual_calibration()
494 		if (error)  in rohm_ts_manual_calibration()
497 		error = i2c_smbus_write_byte_data(client, CALIBRATION_REG3,  in rohm_ts_manual_calibration()
499 		if (error)  in rohm_ts_manual_calibration()
503 		error = i2c_smbus_write_byte_data(client, TEST1,  in rohm_ts_manual_calibration()
506 		if (error)  in rohm_ts_manual_calibration()
512 		error = -EBUSY;  in rohm_ts_manual_calibration()
521 	return error ? error : error2;  in rohm_ts_manual_calibration()
544 	int error;  in rohm_ts_soft_irq()  local
547 	error = i2c_smbus_write_byte_data(client, INT_MASK, INT_ALL);  in rohm_ts_soft_irq()
548 	if (error)  in rohm_ts_soft_irq()
552 	error = i2c_smbus_write_byte_data(client, INT_CLEAR, 0xff);  in rohm_ts_soft_irq()
553 	if (error)  in rohm_ts_soft_irq()
558 	error = rohm_i2c_burst_read(client, POS_X1_H, buf, sizeof(buf));  in rohm_ts_soft_irq()
559 	if (error)  in rohm_ts_soft_irq()
637 		error = rohm_ts_manual_calibration(ts);  in rohm_ts_soft_irq()
638 		if (error)  in rohm_ts_soft_irq()
640 				 error);  in rohm_ts_soft_irq()
658 	int error, error2;  in rohm_ts_load_firmware()  local
660 	error = request_firmware(&fw, firmware_name, dev);  in rohm_ts_load_firmware()
661 	if (error) {  in rohm_ts_load_firmware()
663 			firmware_name, error);  in rohm_ts_load_firmware()
664 		return error;  in rohm_ts_load_firmware()
667 	error = i2c_smbus_write_byte_data(client, INT_MASK,  in rohm_ts_load_firmware()
670 	if (error)  in rohm_ts_load_firmware()
678 			error = i2c_smbus_write_byte_data(client, EX_WDAT, 0);  in rohm_ts_load_firmware()
679 			if (error)  in rohm_ts_load_firmware()
683 		error = i2c_smbus_write_byte_data(client, EX_ADDR_H, 0);  in rohm_ts_load_firmware()
684 		if (error)  in rohm_ts_load_firmware()
687 		error = i2c_smbus_write_byte_data(client, EX_ADDR_L, 0);  in rohm_ts_load_firmware()
688 		if (error)  in rohm_ts_load_firmware()
691 		error = i2c_smbus_write_byte_data(client, COMMON_SETUP1,  in rohm_ts_load_firmware()
693 		if (error)  in rohm_ts_load_firmware()
703 			error = i2c_smbus_write_i2c_block_data(client, EX_WDAT,  in rohm_ts_load_firmware()
705 			if (error)  in rohm_ts_load_firmware()
715 			error = status;  in rohm_ts_load_firmware()
720 		error = i2c_smbus_write_byte_data(client, INT_CLEAR, 0xff);  in rohm_ts_load_firmware()
721 		if (error)  in rohm_ts_load_firmware()
727 		error = -EIO;  in rohm_ts_load_firmware()
735 	return error ? error : error2;  in rohm_ts_load_firmware()
753 	int error;  in swap_xy_store()  local
755 	error = kstrtouint(buf, 0, &val);  in swap_xy_store()
756 	if (error)  in swap_xy_store()
757 		return error;  in swap_xy_store()
759 	error = mutex_lock_interruptible(&ts->input->mutex);  in swap_xy_store()
760 	if (error)  in swap_xy_store()
761 		return error;  in swap_xy_store()
769 		error = i2c_smbus_write_byte_data(ts->client, COMMON_SETUP2,  in swap_xy_store()
774 	return error ? error : count;  in swap_xy_store()
792 	int error;  in inv_x_store()  local
794 	error = kstrtouint(buf, 0, &val);  in inv_x_store()
795 	if (error)  in inv_x_store()
796 		return error;  in inv_x_store()
798 	error = mutex_lock_interruptible(&ts->input->mutex);  in inv_x_store()
799 	if (error)  in inv_x_store()
800 		return error;  in inv_x_store()
808 		error = i2c_smbus_write_byte_data(ts->client, COMMON_SETUP2,  in inv_x_store()
813 	return error ? error : count;  in inv_x_store()
831 	int error;  in inv_y_store()  local
833 	error = kstrtouint(buf, 0, &val);  in inv_y_store()
834 	if (error)  in inv_y_store()
835 		return error;  in inv_y_store()
837 	error = mutex_lock_interruptible(&ts->input->mutex);  in inv_y_store()
838 	if (error)  in inv_y_store()
839 		return error;  in inv_y_store()
847 		error = i2c_smbus_write_byte_data(client, COMMON_SETUP2,  in inv_y_store()
852 	return error ? error : count;  in inv_y_store()
873 	int error;  in rohm_ts_device_init()  local
883 	error = i2c_smbus_write_byte_data(client, SYSTEM,  in rohm_ts_device_init()
885 	if (error)  in rohm_ts_device_init()
886 		return error;  in rohm_ts_device_init()
892 	error = i2c_smbus_write_byte_data(client, INT_CLEAR, 0xff);  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, EX_WDAT, 0);  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_SETUP1, 0);  in rohm_ts_device_init()
901 	if (error)  in rohm_ts_device_init()
902 		return error;  in rohm_ts_device_init()
904 	error = i2c_smbus_write_byte_data(client, COMMON_SETUP2, setup2);  in rohm_ts_device_init()
905 	if (error)  in rohm_ts_device_init()
906 		return error;  in rohm_ts_device_init()
908 	error = i2c_smbus_write_byte_data(client, COMMON_SETUP3,  in rohm_ts_device_init()
910 	if (error)  in rohm_ts_device_init()
911 		return error;  in rohm_ts_device_init()
913 	error = i2c_smbus_write_byte_data(client, THRESHOLD_GESTURE,  in rohm_ts_device_init()
915 	if (error)  in rohm_ts_device_init()
916 		return error;  in rohm_ts_device_init()
918 	error = i2c_smbus_write_byte_data(client, INTERVAL_TIME,  in rohm_ts_device_init()
920 	if (error)  in rohm_ts_device_init()
921 		return error;  in rohm_ts_device_init()
923 	error = i2c_smbus_write_byte_data(client, CPU_FREQ, CPU_FREQ_10MHZ);  in rohm_ts_device_init()
924 	if (error)  in rohm_ts_device_init()
925 		return error;  in rohm_ts_device_init()
927 	error = i2c_smbus_write_byte_data(client, PRM_SWOFF_TIME,  in rohm_ts_device_init()
929 	if (error)  in rohm_ts_device_init()
930 		return error;  in rohm_ts_device_init()
932 	error = i2c_smbus_write_byte_data(client, ADC_CTRL, ADC_DIV_DEFAULT);  in rohm_ts_device_init()
933 	if (error)  in rohm_ts_device_init()
934 		return error;  in rohm_ts_device_init()
936 	error = i2c_smbus_write_byte_data(client, ADC_WAIT, ADC_WAIT_DEFAULT);  in rohm_ts_device_init()
937 	if (error)  in rohm_ts_device_init()
938 		return error;  in rohm_ts_device_init()
943 	error = i2c_smbus_write_byte_data(client, STEP_X, STEP_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, STEP_Y, STEP_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, OFFSET_X, OFFSET_X_DEFAULT);  in rohm_ts_device_init()
952 	if (error)  in rohm_ts_device_init()
953 		return error;  in rohm_ts_device_init()
955 	error = i2c_smbus_write_byte_data(client, OFFSET_Y, OFFSET_Y_DEFAULT);  in rohm_ts_device_init()
956 	if (error)  in rohm_ts_device_init()
957 		return error;  in rohm_ts_device_init()
959 	error = i2c_smbus_write_byte_data(client, THRESHOLD_TOUCH,  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_XY, EVR_XY_DEFAULT);  in rohm_ts_device_init()
965 	if (error)  in rohm_ts_device_init()
966 		return error;  in rohm_ts_device_init()
968 	error = i2c_smbus_write_byte_data(client, EVR_X, EVR_X_DEFAULT);  in rohm_ts_device_init()
969 	if (error)  in rohm_ts_device_init()
970 		return error;  in rohm_ts_device_init()
972 	error = i2c_smbus_write_byte_data(client, EVR_Y, EVR_Y_DEFAULT);  in rohm_ts_device_init()
973 	if (error)  in rohm_ts_device_init()
974 		return error;  in rohm_ts_device_init()
977 	error = i2c_smbus_write_byte_data(client, CALIBRATION_ADJUST,  in rohm_ts_device_init()
979 	if (error)  in rohm_ts_device_init()
980 		return error;  in rohm_ts_device_init()
982 	error = i2c_smbus_write_byte_data(client, SWCONT, SWCONT_DEFAULT);  in rohm_ts_device_init()
983 	if (error)  in rohm_ts_device_init()
984 		return error;  in rohm_ts_device_init()
986 	error = i2c_smbus_write_byte_data(client, TEST1,  in rohm_ts_device_init()
989 	if (error)  in rohm_ts_device_init()
990 		return error;  in rohm_ts_device_init()
992 	error = rohm_ts_load_firmware(client, BU21023_FIRMWARE_NAME);  in rohm_ts_device_init()
993 	if (error) {  in rohm_ts_device_init()
994 		dev_err(dev, "failed to load firmware: %d\n", error);  in rohm_ts_device_init()
995 		return error;  in rohm_ts_device_init()
1004 	error = i2c_smbus_write_byte_data(client, CALIBRATION_REG1,  in rohm_ts_device_init()
1006 	if (error)  in rohm_ts_device_init()
1007 		return error;  in rohm_ts_device_init()
1009 	error = i2c_smbus_write_byte_data(client, CALIBRATION_REG2,  in rohm_ts_device_init()
1011 	if (error)  in rohm_ts_device_init()
1012 		return error;  in rohm_ts_device_init()
1014 	error = i2c_smbus_write_byte_data(client, CALIBRATION_REG3,  in rohm_ts_device_init()
1016 	if (error)  in rohm_ts_device_init()
1017 		return error;  in rohm_ts_device_init()
1019 	error = i2c_smbus_write_byte_data(client, FORCE_CALIBRATION,  in rohm_ts_device_init()
1021 	if (error)  in rohm_ts_device_init()
1022 		return error;  in rohm_ts_device_init()
1024 	error = i2c_smbus_write_byte_data(client, FORCE_CALIBRATION,  in rohm_ts_device_init()
1026 	if (error)  in rohm_ts_device_init()
1027 		return error;  in rohm_ts_device_init()
1030 	error = i2c_smbus_write_byte_data(client, INT_CLEAR, 0xff);  in rohm_ts_device_init()
1031 	if (error)  in rohm_ts_device_init()
1032 		return error;  in rohm_ts_device_init()
1035 	error = i2c_smbus_write_byte_data(client, INT_MASK,  in rohm_ts_device_init()
1038 	if (error)  in rohm_ts_device_init()
1039 		return error;  in rohm_ts_device_init()
1041 	error = i2c_smbus_write_byte_data(client, ERR_MASK,  in rohm_ts_device_init()
1044 	if (error)  in rohm_ts_device_init()
1045 		return error;  in rohm_ts_device_init()
1048 	error = i2c_smbus_write_byte_data(client, SYSTEM,  in rohm_ts_device_init()
1053 	return error;  in rohm_ts_device_init()
1058 	int error;  in rohm_ts_power_off()  local
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 device CPU: %d\n", error);  in rohm_ts_power_off()
1065 		return error;  in rohm_ts_power_off()
1068 	error = i2c_smbus_write_byte_data(client, SYSTEM,  in rohm_ts_power_off()
1070 	if (error)  in rohm_ts_power_off()
1072 			"failed to power off the device: %d\n", error);  in rohm_ts_power_off()
1074 	return error;  in rohm_ts_power_off()
1081 	int error;  in rohm_ts_open()  local
1084 		error = rohm_ts_device_init(client, ts->setup2);  in rohm_ts_open()
1085 		if (error) {  in rohm_ts_open()
1087 				"device initialization failed: %d\n", error);  in rohm_ts_open()
1088 			return error;  in rohm_ts_open()
1119 	int error;  in rohm_bu21023_i2c_probe()  local
1132 	error = rohm_ts_power_off(client);  in rohm_bu21023_i2c_probe()
1133 	if (error)  in rohm_bu21023_i2c_probe()
1134 		return error;  in rohm_bu21023_i2c_probe()
1161 	error = input_mt_init_slots(input, MAX_CONTACTS,  in rohm_bu21023_i2c_probe()
1164 	if (error) {  in rohm_bu21023_i2c_probe()
1166 		return error;  in rohm_bu21023_i2c_probe()
1169 	error = devm_request_threaded_irq(dev, client->irq,  in rohm_bu21023_i2c_probe()
1172 	if (error) {  in rohm_bu21023_i2c_probe()
1173 		dev_err(dev, "failed to request IRQ: %d\n", error);  in rohm_bu21023_i2c_probe()
1174 		return error;  in rohm_bu21023_i2c_probe()
1177 	error = input_register_device(input);  in rohm_bu21023_i2c_probe()
1178 	if (error) {  in rohm_bu21023_i2c_probe()
1179 		dev_err(dev, "failed to register input device: %d\n", error);  in rohm_bu21023_i2c_probe()
1180 		return error;  in rohm_bu21023_i2c_probe()
1183 	error = sysfs_create_group(&dev->kobj, &rohm_ts_attr_group);  in rohm_bu21023_i2c_probe()
1184 	if (error) {  in rohm_bu21023_i2c_probe()
1185 		dev_err(dev, "failed to create sysfs group: %d\n", error);  in rohm_bu21023_i2c_probe()
1186 		return error;  in rohm_bu21023_i2c_probe()
1189 	error = devm_add_action(dev, rohm_ts_remove_sysfs_group, dev);  in rohm_bu21023_i2c_probe()
1190 	if (error) {  in rohm_bu21023_i2c_probe()
1194 			error);  in rohm_bu21023_i2c_probe()
1195 		return error;  in rohm_bu21023_i2c_probe()
1198 	return error;  in rohm_bu21023_i2c_probe()