// Copyright 2024 The gVisor Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//  http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

// This proto file is copied from
// https://cos.googlesource.com/cos/tools/+/refs/heads/master/src/pkg/gpuconfig/proto/gpu_driver_versions.proto

// gpu_driver_versions.proto schema
syntax = "proto3";

package cos_gpu;

// Represents a supported host driver version for vGPU.
message HostDriverVersion {
  string version = 1;
}
// Represents all the information about a GPU driver version.
// It contains the GPU driver version label (e.g., "default", "latest"), and the
// GPU driver version that is associated with that label.
message DriverVersion {
  // GPU driver version label.
  string label = 1;
  // The driver version that is associated with this label.
  string version = 2;
  // List of supported host driver versions for vGPU.
  repeated HostDriverVersion supported_host_versions = 3;
}
// Represents the information about a GPU device.
message GPUDevice {
  // GPU type.
  string gpu_type = 1;
  // Indicates if GPU device supports virtualization
  optional bool supports_vgpu = 2;
  // reserved for other GPU Device info needed to be included in the proto
  // e.g. string pci_value = 3; // PCI identifier for the GPU
}
// Represents GPU driver version information for a specific GPU type, mapping
// from GPU type to GPU driver version information.
message GPUDriverVersionInfo {
  // Encapsulated GPU device info
  GPUDevice gpu_device = 1;
  // A repeated field to hold list of GPU driver versions with the associated
  // labels that are built by cos. it is something like:
  // <{"latest","535.129.11"}, ...>
  repeated DriverVersion supported_driver_versions = 2;
}
// Represents a list of GPU driver version information.
message GPUDriverVersionInfoList {
  repeated GPUDriverVersionInfo gpu_driver_version_info = 1;
}
