// Copyright 2023 The ChromiumOS Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

syntax = "proto3";

package chromiumos.config.api;

import "google/protobuf/wrappers.proto";

option go_package = "go.chromium.org/chromiumos/config/go/api";

// Defines configuration settings for schedqos of resourced.
//
// NEXT ID: 2
message SchedqosConfig {
  enum CpusetCgroup {
    CPUSET_CGROUP_DEFAULT = 0;
    // The task runs on all cores
    CPUSET_CGROUP_ALL = 1;
    // The task runs on efficient cores only
    CPUSET_CGROUP_EFFICIENT = 2;
  }

  message ThreadConfig {
    // The priority on RT mode.
    // Negative value to disable RT.
    google.protobuf.Int32Value rt_priority = 1;

    // nice value
    //
    // Valid values: -20 ~ 19
    google.protobuf.Int32Value nice = 2;

    // The UCLAMP_MIN value.
    //
    // Valid values: 0 ~ 1024
    google.protobuf.UInt32Value uclamp_min = 3;

    // The cpuset cgroup to use.
    CpusetCgroup cpuset_cgroup = 4;

    // Whether the task is latency sensitive or not.
    //
    // This value is set to `/proc/pid/task/tid/latency_sensitive`
    google.protobuf.BoolValue latency_sensitive = 5;
  }

  message ConfigSet {
    // The cpu share of normal cpu cgroup.
    uint32 normal_cpu_share = 1;

    // The cpu share of background cpu cgroup.
    uint32 background_cpu_share = 2;

    // The thread config for URGENT_BURSTY state.
    ThreadConfig thread_urgent_bursty = 3;

    // The thread config for URGENT state.
    ThreadConfig thread_urgent = 4;

    // The thread config for BALANCED state.
    ThreadConfig thread_balanced = 5;

    // The thread config for ECO state.
    ThreadConfig thread_eco = 6;

    // The thread config for UTILITY state.
    ThreadConfig thread_utility = 7;

    // The thread config for BACKGROUND state.
    ThreadConfig thread_background = 8;

    // The thread config for URGENT_BURSTY_SERVER state.
    ThreadConfig thread_urgent_bursty_server = 9;

    // The thread config for URGENT_BURSTY_CLIENT state.
    ThreadConfig thread_urgent_bursty_client = 10;
  }

  // The default config set.
  ConfigSet default = 1;
}