1// Copyright 2018 The Fuchsia Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#pragma once
6
7#include <zircon/device/ioctl.h>
8#include <zircon/device/ioctl-wrapper.h>
9#include <zircon/types.h>
10
11enum {
12    USB_TESTER_DATA_PATTERN_CONSTANT = 1,
13    USB_TESTER_DATA_PATTERN_RANDOM   = 2,
14};
15
16typedef struct usb_tester_params {
17    uint32_t data_pattern;  // USB_TESTER_DATA_PATTERN_CONSTANT or USB_TESTER_DATA_PATTERN_RANDOM.
18    size_t len;             // Total number of bytes to transfer.
19} usb_tester_params_t;
20
21// ssize_t ioctl_usb_tester_set_mode_fwloader(int fd);
22#define IOCTL_USB_TESTER_SET_MODE_FWLOADER IOCTL(IOCTL_KIND_DEFAULT, IOCTL_FAMILY_USB_TEST, 0)
23IOCTL_WRAPPER(ioctl_usb_tester_set_mode_fwloader, IOCTL_USB_TESTER_SET_MODE_FWLOADER);
24
25// ssize_t ioctl_usb_tester_bulk_loopback(int fd, const usb_tester_params_t* params);
26#define IOCTL_USB_TESTER_BULK_LOOPBACK IOCTL(IOCTL_KIND_DEFAULT, IOCTL_FAMILY_USB_TEST, 1)
27IOCTL_WRAPPER_IN(ioctl_usb_tester_bulk_loopback,
28                 IOCTL_USB_TESTER_BULK_LOOPBACK, usb_tester_params_t);
29
30typedef struct {
31    // Number of packets loopbacked successfully.
32    size_t num_passed;
33    // Number of packets transferred to each EP.
34    size_t num_packets;
35} usb_tester_result_t;
36
37// ssize_t ioctl_usb_tester_isoch_loopback(int fd, const usb_tester_params_t* params,
38//                                         usb_tester_result_t* result);
39#define IOCTL_USB_TESTER_ISOCH_LOOPBACK IOCTL(IOCTL_KIND_DEFAULT, IOCTL_FAMILY_USB_TEST, 2)
40IOCTL_WRAPPER_INOUT(ioctl_usb_tester_isoch_loopback, IOCTL_USB_TESTER_ISOCH_LOOPBACK,
41                    usb_tester_params_t, usb_tester_result_t);
42