178 	int error;  in edt_ft5x06_ts_isr()  local
202 	error = edt_ft5x06_ts_readwrite(tsdata->client,  in edt_ft5x06_ts_isr()
205 	if (error) {  in edt_ft5x06_ts_isr()
207 				    error);  in edt_ft5x06_ts_isr()
289 	int error;  in edt_ft5x06_register_read()  local
297 		error = edt_ft5x06_ts_readwrite(tsdata->client, 2, wrbuf, 2,  in edt_ft5x06_register_read()
299 		if (error)  in edt_ft5x06_register_read()
300 			return error;  in edt_ft5x06_register_read()
313 		error = edt_ft5x06_ts_readwrite(tsdata->client, 1,  in edt_ft5x06_register_read()
315 		if (error)  in edt_ft5x06_register_read()
316 			return error;  in edt_ft5x06_register_read()
359 	int error = 0;  in edt_ft5x06_setting_show()  local
365 		error = -EIO;  in edt_ft5x06_setting_show()
379 		error = -ENODEV;  in edt_ft5x06_setting_show()
386 			error = val;  in edt_ft5x06_setting_show()
389 				dattr->attr.name, error);  in edt_ft5x06_setting_show()
406 	return error ?: count;  in edt_ft5x06_setting_show()
419 	int error;  in edt_ft5x06_setting_store()  local
425 		error = -EIO;  in edt_ft5x06_setting_store()
429 	error = kstrtouint(buf, 0, &val);  in edt_ft5x06_setting_store()
430 	if (error)  in edt_ft5x06_setting_store()
434 		error = -ERANGE;  in edt_ft5x06_setting_store()
448 		error = -ENODEV;  in edt_ft5x06_setting_store()
453 		error = edt_ft5x06_register_write(tsdata, addr, val);  in edt_ft5x06_setting_store()
454 		if (error) {  in edt_ft5x06_setting_store()
457 				dattr->attr.name, error);  in edt_ft5x06_setting_store()
465 	return error ?: count;  in edt_ft5x06_setting_store()
495 	int error;  in edt_ft5x06_factory_mode()  local
504 			error = -ENOMEM;  in edt_ft5x06_factory_mode()
513 	error = edt_ft5x06_register_write(tsdata, WORK_REGISTER_OPMODE, 0x03);  in edt_ft5x06_factory_mode()
514 	if (error) {  in edt_ft5x06_factory_mode()
516 			"failed to switch to factory mode, error %d\n", error);  in edt_ft5x06_factory_mode()
532 		error = -EIO;  in edt_ft5x06_factory_mode()
544 	return error;  in edt_ft5x06_factory_mode()
558 	int error;  in edt_ft5x06_work_mode()  local
561 	error = edt_ft5x06_register_write(tsdata, FACTORY_REGISTER_OPMODE, 0x1);  in edt_ft5x06_work_mode()
562 	if (error) {  in edt_ft5x06_work_mode()
564 			"failed to switch to work mode, error: %d\n", error);  in edt_ft5x06_work_mode()
565 		return error;  in edt_ft5x06_work_mode()
642 	int val, i, error;  in edt_ft5x06_debugfs_raw_data_read()  local
654 		error = -EIO;  in edt_ft5x06_debugfs_raw_data_read()
658 	error = edt_ft5x06_register_write(tsdata, 0x08, 0x01);  in edt_ft5x06_debugfs_raw_data_read()
659 	if (error) {  in edt_ft5x06_debugfs_raw_data_read()
661 			"failed to write 0x08 register, error %d\n", error);  in edt_ft5x06_debugfs_raw_data_read()
673 		error = val;  in edt_ft5x06_debugfs_raw_data_read()
675 			"failed to read 0x08 register, error %d\n", error);  in edt_ft5x06_debugfs_raw_data_read()
682 		error = -ETIMEDOUT;  in edt_ft5x06_debugfs_raw_data_read()
693 		error = edt_ft5x06_ts_readwrite(tsdata->client,  in edt_ft5x06_debugfs_raw_data_read()
696 		if (error)  in edt_ft5x06_debugfs_raw_data_read()
704 		error = -EFAULT;  in edt_ft5x06_debugfs_raw_data_read()
711 	return error ?: read;  in edt_ft5x06_debugfs_raw_data_read()
764 	int error;  in edt_ft5x06_ts_identify()  local
772 	error = edt_ft5x06_ts_readwrite(client, 1, "\xbb",  in edt_ft5x06_ts_identify()
774 	if (error)  in edt_ft5x06_ts_identify()
775 		return error;  in edt_ft5x06_ts_identify()
798 		error = edt_ft5x06_ts_readwrite(client, 1, "\xA6",  in edt_ft5x06_ts_identify()
800 		if (error)  in edt_ft5x06_ts_identify()
801 			return error;  in edt_ft5x06_ts_identify()
805 		error = edt_ft5x06_ts_readwrite(client, 1, "\xA8",  in edt_ft5x06_ts_identify()
807 		if (error)  in edt_ft5x06_ts_identify()
808 			return error;  in edt_ft5x06_ts_identify()
822 	int error;  in edt_ft5x06_ts_get_defaults()  local
824 	error = device_property_read_u32(dev, "threshold", &val);  in edt_ft5x06_ts_get_defaults()
825 	if (!error)  in edt_ft5x06_ts_get_defaults()
828 	error = device_property_read_u32(dev, "gain", &val);  in edt_ft5x06_ts_get_defaults()
829 	if (!error)  in edt_ft5x06_ts_get_defaults()
832 	error = device_property_read_u32(dev, "offset", &val);  in edt_ft5x06_ts_get_defaults()
833 	if (!error)  in edt_ft5x06_ts_get_defaults()
885 	int error;  in edt_ft5x06_ts_probe()  local
909 		error = PTR_ERR(tsdata->reset_gpio);  in edt_ft5x06_ts_probe()
911 			"Failed to request GPIO reset pin, error %d\n", error);  in edt_ft5x06_ts_probe()
912 		return error;  in edt_ft5x06_ts_probe()
918 		error = PTR_ERR(tsdata->wake_gpio);  in edt_ft5x06_ts_probe()
920 			"Failed to request GPIO wake pin, error %d\n", error);  in edt_ft5x06_ts_probe()
921 		return error;  in edt_ft5x06_ts_probe()
946 	error = edt_ft5x06_ts_identify(client, tsdata, fw_version);  in edt_ft5x06_ts_probe()
947 	if (error) {  in edt_ft5x06_ts_probe()
949 		return error;  in edt_ft5x06_ts_probe()
971 	error = input_mt_init_slots(input, tsdata->max_support_points,  in edt_ft5x06_ts_probe()
973 	if (error) {  in edt_ft5x06_ts_probe()
975 		return error;  in edt_ft5x06_ts_probe()
986 	error = devm_request_threaded_irq(&client->dev, client->irq,  in edt_ft5x06_ts_probe()
989 	if (error) {  in edt_ft5x06_ts_probe()
991 		return error;  in edt_ft5x06_ts_probe()
994 	error = sysfs_create_group(&client->dev.kobj, &edt_ft5x06_attr_group);  in edt_ft5x06_ts_probe()
995 	if (error)  in edt_ft5x06_ts_probe()
996 		return error;  in edt_ft5x06_ts_probe()
998 	error = input_register_device(input);  in edt_ft5x06_ts_probe()
999 	if (error)  in edt_ft5x06_ts_probe()
1015 	return error;  in edt_ft5x06_ts_probe()