158 	u8 read_length;  member
429 		dev->read_length, size);  in cp2112_read()
431 	if (size > dev->read_length)  in cp2112_read()
432 		size = dev->read_length;  in cp2112_read()
435 	return dev->read_length;  in cp2112_read()
502 				     int read_length)  in cp2112_i2c_write_read_req()  argument
506 	if (read_length < 1 || read_length > 512 ||  in cp2112_i2c_write_read_req()
512 	report->length = cpu_to_be16(read_length);  in cp2112_i2c_write_read_req()
525 	ssize_t read_length = 0;  in cp2112_i2c_xfer()  local
536 			read_length = msgs->len;  in cp2112_i2c_xfer()
553 		read_length = msgs[1].len;  in cp2112_i2c_xfer()
600 	for (count = 0; count < read_length;) {  in cp2112_i2c_xfer()
601 		ret = cp2112_read(dev, read_buf + count, read_length - count);  in cp2112_i2c_xfer()
610 		if (count > read_length) {  in cp2112_i2c_xfer()
620 				ret, read_length - count + ret);  in cp2112_i2c_xfer()
644 	size_t read_length = 0;  in cp2112_xfer()  local
654 		read_length = 1;  in cp2112_xfer()
657 			count = cp2112_read_req(buf, addr, read_length);  in cp2112_xfer()
663 		read_length = 1;  in cp2112_xfer()
666 			count = cp2112_write_read_req(buf, addr, read_length,  in cp2112_xfer()
673 		read_length = 2;  in cp2112_xfer()
677 			count = cp2112_write_read_req(buf, addr, read_length,  in cp2112_xfer()
686 		read_length = 2;  in cp2112_xfer()
689 		count = cp2112_write_read_req(buf, addr, read_length, command,  in cp2112_xfer()
694 			read_length = data->block[0];  in cp2112_xfer()
695 			count = cp2112_write_read_req(buf, addr, read_length,  in cp2112_xfer()
771 		read_length = ret;  in cp2112_xfer()
773 	ret = cp2112_read(dev, buf, read_length);  in cp2112_xfer()
776 	if (ret != read_length) {  in cp2112_xfer()
777 		hid_warn(hdev, "short read: %d < %zd\n", ret, read_length);  in cp2112_xfer()
791 		if (read_length > I2C_SMBUS_BLOCK_MAX) {  in cp2112_xfer()
796 		memcpy(data->block + 1, buf, read_length);  in cp2112_xfer()
799 		if (read_length > I2C_SMBUS_BLOCK_MAX) {  in cp2112_xfer()
804 		memcpy(data->block, buf, read_length);  in cp2112_xfer()
1462 		dev->read_length = data[2];  in cp2112_raw_event()
1463 		if (dev->read_length > sizeof(dev->read_data))  in cp2112_raw_event()
1464 			dev->read_length = sizeof(dev->read_data);  in cp2112_raw_event()
1466 		memcpy(dev->read_data, &data[3], dev->read_length);  in cp2112_raw_event()