1/*
2 * Copyright 2019 Google LLC
3 * SPDX-License-Identifier: MIT
4 *
5 * based in part on anv and radv which are:
6 * Copyright © 2015 Intel Corporation
7 * Copyright © 2016 Red Hat.
8 * Copyright © 2016 Bas Nieuwenhuizen
9 */
10
11#include "vn_icd.h"
12
13#include "vn_instance.h"
14
15/* we support all versions from version 1 up to version 5 */
16static uint32_t vn_icd_version = 5;
17
18VkResult
19vk_icdNegotiateLoaderICDInterfaceVersion(uint32_t *pSupportedVersion)
20{
21   vn_debug_init();
22   vn_trace_init();
23
24   vn_icd_version = MIN2(vn_icd_version, *pSupportedVersion);
25   if (VN_DEBUG(INIT))
26      vn_log(NULL, "using ICD interface version %d", vn_icd_version);
27
28   *pSupportedVersion = vn_icd_version;
29   return VK_SUCCESS;
30}
31
32PFN_vkVoidFunction
33vk_icdGetInstanceProcAddr(VkInstance instance, const char *pName)
34{
35   return vn_GetInstanceProcAddr(instance, pName);
36}
37
38PFN_vkVoidFunction
39vk_icdGetPhysicalDeviceProcAddr(VkInstance _instance, const char *pName)
40{
41   struct vn_instance *instance = vn_instance_from_handle(_instance);
42   return vk_instance_get_physical_device_proc_addr(&instance->base.base,
43                                                    pName);
44}
45
46bool
47vn_icd_supports_api_version(uint32_t api_version)
48{
49   return vn_icd_version >= 5 || api_version < VK_API_VERSION_1_1;
50}
51