179 lines
6.4 KiB
C++
179 lines
6.4 KiB
C++
/*
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* Copyright © Microsoft Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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#include "d3d12_screen.h"
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#include "d3d12_public.h"
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#include "util/debug.h"
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#include "util/u_memory.h"
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#include "util/u_dl.h"
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#include <directx/dxcore.h>
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#include <dxguids/dxguids.h>
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static IDXCoreAdapterFactory *
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get_dxcore_factory()
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{
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typedef HRESULT(WINAPI *PFN_CREATE_DXCORE_ADAPTER_FACTORY)(REFIID riid, void **ppFactory);
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PFN_CREATE_DXCORE_ADAPTER_FACTORY DXCoreCreateAdapterFactory;
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util_dl_library *dxcore_mod = util_dl_open(UTIL_DL_PREFIX "dxcore" UTIL_DL_EXT);
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if (!dxcore_mod) {
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debug_printf("D3D12: failed to load DXCore.DLL\n");
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return NULL;
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}
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DXCoreCreateAdapterFactory = (PFN_CREATE_DXCORE_ADAPTER_FACTORY)util_dl_get_proc_address(dxcore_mod, "DXCoreCreateAdapterFactory");
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if (!DXCoreCreateAdapterFactory) {
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debug_printf("D3D12: failed to load DXCoreCreateAdapterFactory from DXCore.DLL\n");
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return NULL;
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}
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IDXCoreAdapterFactory *factory = NULL;
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HRESULT hr = DXCoreCreateAdapterFactory(IID_IDXCoreAdapterFactory, (void **)&factory);
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if (FAILED(hr)) {
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debug_printf("D3D12: DXCoreCreateAdapterFactory failed: %08x\n", hr);
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return NULL;
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}
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return factory;
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}
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static IDXCoreAdapter *
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choose_dxcore_adapter(IDXCoreAdapterFactory *factory, LUID *adapter_luid)
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{
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IDXCoreAdapter *adapter = nullptr;
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if (adapter_luid) {
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if (SUCCEEDED(factory->GetAdapterByLuid(*adapter_luid, &adapter)))
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return adapter;
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debug_printf("D3D12: requested adapter missing, falling back to auto-detection...\n");
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}
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IDXCoreAdapterList *list = nullptr;
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if (SUCCEEDED(factory->CreateAdapterList(1, &DXCORE_ADAPTER_ATTRIBUTE_D3D12_GRAPHICS, &list))) {
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#ifndef _WIN32
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// Pick the user selected adapter if any
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char *adapter_name = getenv("MESA_D3D12_DEFAULT_ADAPTER_NAME");
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if (adapter_name) {
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for (unsigned i=0; i<list->GetAdapterCount(); i++) {
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if (SUCCEEDED(list->GetAdapter(i, &adapter))) {
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size_t desc_size;
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if (!SUCCEEDED(adapter->GetPropertySize(DXCoreAdapterProperty::DriverDescription, &desc_size))) {
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adapter->Release();
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continue;
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}
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char *desc = (char*)malloc(desc_size);
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if (!desc) {
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adapter->Release();
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continue;
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}
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if (!SUCCEEDED(adapter->GetProperty(DXCoreAdapterProperty::DriverDescription, desc_size, desc))) {
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free(desc);
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adapter->Release();
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continue;
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}
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if (strcasestr(desc, adapter_name)) {
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free(desc);
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return adapter;
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} else {
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free(desc);
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adapter->Release();
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}
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}
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}
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debug_printf("D3D12: Couldn't find an adapter containing the substring (%s)\n", adapter_name);
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}
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#endif
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// No adapter specified or not found, pick 0 as the default
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if (list->GetAdapterCount() > 0 && SUCCEEDED(list->GetAdapter(0, &adapter)))
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return adapter;
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}
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return NULL;
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}
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static const char *
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dxcore_get_name(struct pipe_screen *screen)
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{
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struct d3d12_dxcore_screen *dxcore_screen = d3d12_dxcore_screen(d3d12_screen(screen));
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static char buf[1000];
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if (dxcore_screen->description[0] == '\0')
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return "D3D12 (Unknown)";
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snprintf(buf, sizeof(buf), "D3D12 (%s)", dxcore_screen->description);
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return buf;
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}
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struct pipe_screen *
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d3d12_create_dxcore_screen(struct sw_winsys *winsys, LUID *adapter_luid)
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{
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struct d3d12_dxcore_screen *screen = CALLOC_STRUCT(d3d12_dxcore_screen);
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if (!screen)
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return nullptr;
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screen->factory = get_dxcore_factory();
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if (!screen->factory) {
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FREE(screen);
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return nullptr;
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}
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screen->adapter = choose_dxcore_adapter(screen->factory, adapter_luid);
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if (!screen->adapter) {
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debug_printf("D3D12: no suitable adapter\n");
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FREE(screen);
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return nullptr;
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}
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DXCoreHardwareID hardware_ids = {};
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uint64_t dedicated_video_memory, dedicated_system_memory, shared_system_memory;
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if (FAILED(screen->adapter->GetProperty(DXCoreAdapterProperty::HardwareID, &hardware_ids)) ||
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FAILED(screen->adapter->GetProperty(DXCoreAdapterProperty::DedicatedAdapterMemory, &dedicated_video_memory)) ||
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FAILED(screen->adapter->GetProperty(DXCoreAdapterProperty::DedicatedSystemMemory, &dedicated_system_memory)) ||
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FAILED(screen->adapter->GetProperty(DXCoreAdapterProperty::SharedSystemMemory, &shared_system_memory)) ||
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FAILED(screen->adapter->GetProperty(DXCoreAdapterProperty::DriverDescription,
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sizeof(screen->description),
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screen->description))) {
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debug_printf("D3D12: failed to retrieve adapter description\n");
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FREE(screen);
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return nullptr;
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}
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screen->base.vendor_id = hardware_ids.vendorID;
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screen->base.memory_size_megabytes = (dedicated_video_memory + dedicated_system_memory + shared_system_memory) >> 20;
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screen->base.base.get_name = dxcore_get_name;
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if (!d3d12_init_screen(&screen->base, winsys, screen->adapter)) {
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debug_printf("D3D12: failed to initialize DXCore screen\n");
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FREE(screen);
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return nullptr;
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}
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return &screen->base.base;
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}
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