1 /*
2 * Copyright © Microsoft Corporation
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
21 * IN THE SOFTWARE.
22 */
23
24 #define COBJMACROS
25 #include "dzn_physical_device_enum.h"
26 #include "dzn_dxgi.h"
27
28 #include "log.h"
29
30 VkResult
dzn_enumerate_physical_devices_dxgi(struct dzn_instance * instance)31 dzn_enumerate_physical_devices_dxgi(struct dzn_instance *instance)
32 {
33 IDXGIFactory4 *factory = dxgi_get_factory(false);
34 IDXGIAdapter1 *adapter = NULL;
35 VkResult result = VK_SUCCESS;
36 for (UINT i = 0; SUCCEEDED(IDXGIFactory4_EnumAdapters1(factory, i, &adapter)); ++i) {
37 DXGI_ADAPTER_DESC1 dxgi_desc;
38 IDXGIAdapter1_GetDesc1(adapter, &dxgi_desc);
39
40 struct dzn_physical_device_desc desc = {
41 .adapter_luid = dxgi_desc.AdapterLuid,
42 .vendor_id = dxgi_desc.VendorId,
43 .device_id = dxgi_desc.DeviceId,
44 .subsys_id = dxgi_desc.SubSysId,
45 .revision = dxgi_desc.Revision,
46 .shared_system_memory = dxgi_desc.SharedSystemMemory,
47 .dedicated_system_memory = dxgi_desc.DedicatedSystemMemory,
48 .dedicated_video_memory = dxgi_desc.DedicatedVideoMemory,
49 .is_warp = (dxgi_desc.Flags & DXGI_ADAPTER_FLAG_SOFTWARE) != 0,
50 };
51 WideCharToMultiByte(CP_ACP, 0, dxgi_desc.Description, ARRAYSIZE(dxgi_desc.Description),
52 desc.description, ARRAYSIZE(desc.description), NULL, NULL);
53 result =
54 dzn_instance_add_physical_device(instance, (IUnknown *)adapter, &desc);
55
56 IDXGIAdapter1_Release(adapter);
57
58 if (result != VK_SUCCESS)
59 break;
60 }
61
62 IDXGIFactory4_Release(factory);
63
64 return result;
65 }
66
67 IDXGIFactory4 *
dxgi_get_factory(bool debug)68 dxgi_get_factory(bool debug)
69 {
70 static const GUID IID_IDXGIFactory4 = {
71 0x1bc6ea02, 0xef36, 0x464f,
72 { 0xbf, 0x0c, 0x21, 0xca, 0x39, 0xe5, 0x16, 0x8a }
73 };
74
75 HMODULE dxgi_mod = LoadLibraryA("DXGI.DLL");
76 if (!dxgi_mod) {
77 mesa_loge("failed to load DXGI.DLL\n");
78 return NULL;
79 }
80
81 typedef HRESULT(WINAPI *PFN_CREATE_DXGI_FACTORY2)(UINT flags, REFIID riid, void **ppFactory);
82 PFN_CREATE_DXGI_FACTORY2 CreateDXGIFactory2;
83
84 CreateDXGIFactory2 = (PFN_CREATE_DXGI_FACTORY2)GetProcAddress(dxgi_mod, "CreateDXGIFactory2");
85 if (!CreateDXGIFactory2) {
86 mesa_loge("failed to load CreateDXGIFactory2 from DXGI.DLL\n");
87 return NULL;
88 }
89
90 UINT flags = 0;
91 if (debug)
92 flags |= DXGI_CREATE_FACTORY_DEBUG;
93
94 IDXGIFactory4 *factory;
95 HRESULT hr = CreateDXGIFactory2(flags, &IID_IDXGIFactory4, (void **)&factory);
96 if (FAILED(hr)) {
97 mesa_loge("CreateDXGIFactory2 failed: %08x\n", (int32_t)hr);
98 return NULL;
99 }
100
101 return factory;
102 }
103