1/*
2 * Copyright © 2021 Collabora, Ltd.
3 * Author: Antonio Caggiano <antonio.caggiano@collabora.com>
4 *
5 * SPDX-License-Identifier: MIT
6 */
7
8#pragma once
9
10#include <optional>
11#include <string>
12#include <vector>
13
14#include <intel/dev/intel_device_info.h>
15#include <intel/perf/intel_perf.h>
16#include <intel/perf/intel_perf_query.h>
17
18namespace pps
19{
20int perf_ioctl(int fd, unsigned long request, void *arg);
21
22class IntelPerf
23{
24   public:
25   IntelPerf(int drm_fd);
26
27   IntelPerf(const IntelPerf &) = delete;
28   IntelPerf &operator=(const IntelPerf &) = delete;
29
30   IntelPerf(IntelPerf &&);
31   IntelPerf &operator=(IntelPerf &&) noexcept;
32
33   ~IntelPerf();
34
35   std::optional<struct intel_perf_query_info> find_query_by_name(const std::string &name) const;
36
37   std::vector<struct intel_perf_query_info*> get_queries() const;
38
39   bool open(uint64_t sampling_period_ns);
40   void close();
41
42   bool oa_stream_ready() const;
43   ssize_t read_oa_stream(void *buf, size_t bytes) const;
44
45   int drm_fd = -1;
46
47   void *ralloc_ctx = nullptr;
48   void *ralloc_cfg = nullptr;
49
50   struct intel_perf_context *ctx = nullptr;
51   struct intel_perf_config *cfg = nullptr;
52
53   struct intel_device_info devinfo = {};
54
55   std::optional<struct intel_perf_query_info> query = std::nullopt;
56};
57
58} // namespace pps
59