165 	u8 read_length;  member
435 		dev->read_length, size);  in cp2112_read()
437 	if (size > dev->read_length)  in cp2112_read()
438 		size = dev->read_length;  in cp2112_read()
441 	return dev->read_length;  in cp2112_read()
508 				     int read_length)  in cp2112_i2c_write_read_req()  argument
512 	if (read_length < 1 || read_length > 512 ||  in cp2112_i2c_write_read_req()
518 	report->length = cpu_to_be16(read_length);  in cp2112_i2c_write_read_req()
531 	ssize_t read_length = 0;  in cp2112_i2c_xfer()  local
542 			read_length = msgs->len;  in cp2112_i2c_xfer()
559 		read_length = msgs[1].len;  in cp2112_i2c_xfer()
606 	for (count = 0; count < read_length;) {  in cp2112_i2c_xfer()
607 		ret = cp2112_read(dev, read_buf + count, read_length - count);  in cp2112_i2c_xfer()
616 		if (count > read_length) {  in cp2112_i2c_xfer()
626 				ret, read_length - count + ret);  in cp2112_i2c_xfer()
650 	size_t read_length = 0;  in cp2112_xfer()  local
660 		read_length = 1;  in cp2112_xfer()
663 			count = cp2112_read_req(buf, addr, read_length);  in cp2112_xfer()
669 		read_length = 1;  in cp2112_xfer()
672 			count = cp2112_write_read_req(buf, addr, read_length,  in cp2112_xfer()
679 		read_length = 2;  in cp2112_xfer()
683 			count = cp2112_write_read_req(buf, addr, read_length,  in cp2112_xfer()
692 		read_length = 2;  in cp2112_xfer()
695 		count = cp2112_write_read_req(buf, addr, read_length, command,  in cp2112_xfer()
700 			read_length = data->block[0];  in cp2112_xfer()
701 			count = cp2112_write_read_req(buf, addr, read_length,  in cp2112_xfer()
777 		read_length = ret;  in cp2112_xfer()
779 	ret = cp2112_read(dev, buf, read_length);  in cp2112_xfer()
782 	if (ret != read_length) {  in cp2112_xfer()
783 		hid_warn(hdev, "short read: %d < %zd\n", ret, read_length);  in cp2112_xfer()
797 		if (read_length > I2C_SMBUS_BLOCK_MAX) {  in cp2112_xfer()
802 		memcpy(data->block + 1, buf, read_length);  in cp2112_xfer()
805 		if (read_length > I2C_SMBUS_BLOCK_MAX) {  in cp2112_xfer()
810 		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()