ValveSoftware · damian-tomczak-intel · Sep 3, 2026 · Sep 3, 2026
diff --git a/.gitmodules b/.gitmodules
@@ -75,3 +75,6 @@
 [submodule "libsoup"]
 	path = libsoup
 	url = https://github.com/GNOME/libsoup.git
+[submodule "dxvk-igdext"]
+	path = dxvk-igdext
+	url = https://github.com/GameTechDev/dxvk-igdext
diff --git a/FEX b/FEX
diff --git a/Makefile.in b/Makefile.in
@@ -744,6 +744,24 @@ $(OBJ)/.dxvk-nvapi-post-source:
 	touch $@
 
 
+##
+## dxvk-igdext
+##
+
+DXVK_IGDEXT_x86_64_CMAKE_ARGS = \
+  -DCMAKE_TOOLCHAIN_FILE=$(DXVK_IGDEXT_SRC)/toolchain-mingw64.cmake \
+  -DCMAKE_INSTALL_BINDIR=$(DXVK_IGDEXT_x86_64_DST)/lib/wine/igdext/x86_64-windows
+
+$(eval $(call rules-source,dxvk-igdext,$(SRCDIR)/dxvk-igdext))
+$(eval $(call rules-cmake,dxvk-igdext,x86_64,windows))
+
+$(OBJ)/.dxvk-igdext-post-source:
+	mkdir -p $(DST_LIBDIR)/wine/igdext
+	rm -rf $(DST_LIBDIR)/wine/igdext/version
+	echo "$(shell git -C $(SRCDIR) submodule status -- dxvk-igdext)" > $(DST_LIBDIR)/wine/igdext/version
+	touch $@
+
+
 ##
 ## vkd3d
 ##
@@ -1365,7 +1383,7 @@ endif
 ## default_pfx
 ##
 
-default_pfx: wine gst_good gst_bad gst_libav gst_plugins_rs lsteamclient steamexe vrclient wineopenxr $(WINEOPENXR64_JSON) dxvk dxvk-nvapi vkd3d-proton
+default_pfx: wine gst_good gst_bad gst_libav gst_plugins_rs lsteamclient steamexe vrclient wineopenxr $(WINEOPENXR64_JSON) dxvk dxvk-nvapi dxvk-igdext vkd3d-proton
 	find $(DST_LIBDIR)/wine -type f -execdir chmod a-w '{}' '+'
 	rm -rf $(abspath $(DIST_PREFIX))
 	rm -rf $(abspath $(DIST_PREFIX_ARM64))

diff --git a/dxvk b/dxvk
diff --git a/dxvk-igdext b/dxvk-igdext
diff --git a/dxvk-nvapi b/dxvk-nvapi
diff --git a/proton b/proton
@@ -1231,6 +1231,15 @@ class CompatData:
                                  track_file=tracked_files,
                                  link_debug=True)
 
+                intc_store = "drive_c/windows/system32/DriverStore/FileRepository/igd_faux.inf_1"
+                makedirs(os.path.join(self.prefix_dir, intc_store))
+                try_copy(g_proton.arch_pe_dir("wine/igdext", False) + "igdext64.dll",
+                         intc_store,
+                         optional=True,
+                         prefix=self.prefix_dir,
+                         track_file=tracked_files,
+                         link_debug=True)
+
             setup_game_dir_drive()
             setup_steam_dir_drive()
             setup_openvr_paths()

diff --git a/vkd3d b/vkd3d
diff --git a/vkd3d-proton b/vkd3d-proton
diff --git a/wine b/wine
+1 −1		.github/workflows/build-llvm.yml
+1 −1		.github/workflows/build-proton.yml
+15 −15		.github/workflows/build-test-package-linux.yml
+4 −3		.github/workflows/build-test-windows.yml
+8 −2		README.md
+1 −1		external/DirectX-Headers
+1 −1		external/Vulkan-Headers
+1 −1		external/nvapi
+186 −129		inc/catch2/catch_amalgamated.cpp
+348 −253		inc/catch2/catch_amalgamated.hpp
+337 −20		inc/nvml/nvml.h
+19 −0		src/interfaces/vkd3d-proton_interfaces.h
+2 −0		src/meson.build
+21 −21		src/nvapi.cpp
+2 −2		src/nvapi/nvapi_adapter_registry.cpp
+233 −0		src/nvapi/nvapi_as_convert.cpp
+53 −0		src/nvapi/nvapi_as_convert.h
+2 −4		src/nvapi/nvapi_d3d11_device.cpp
+29 −10		src/nvapi/nvapi_d3d12_device.cpp
+12 −2		src/nvapi/nvapi_d3d12_device.h
+20 −4		src/nvapi/nvapi_d3d12_graphics_command_list.cpp
+15 −4		src/nvapi/nvapi_d3d12_graphics_command_list.h
+21 −19		src/nvapi/nvapi_output.cpp
+11 −1		src/nvapi/nvapi_output.h
+339 −182		src/nvapi/nvapi_vulkan_low_latency_device.cpp
+117 −30		src/nvapi/nvapi_vulkan_low_latency_device.h
+87 −0		src/nvapi/nvapi_vulkan_low_latency_device_factory.cpp
+23 −0		src/nvapi/nvapi_vulkan_low_latency_device_factory.h
+14 −14		src/nvapi_d3d.cpp
+23 −23		src/nvapi_d3d11.cpp
+343 −105		src/nvapi_d3d12.cpp
+178 −5		src/nvapi_disp.cpp
+14 −14		src/nvapi_drs.cpp
+28 −28		src/nvapi_gpu.cpp
+9 −1		src/nvapi_interface.cpp
+1 −1		src/nvapi_mosaic.cpp
+3 −3		src/nvapi_ngx.cpp
+5 −2		src/nvapi_private.h
+5 −5		src/nvapi_sys.cpp
+27 −59		src/nvapi_vulkan.cpp
+9 −6		src/nvofapi.cpp
+1 −0		src/nvofapi/nvofapi_image.h
+11 −11		src/nvofapi/nvofapi_instance.cpp
+1 −0		src/nvofapi/nvofapi_instance.h
+1 −1		src/nvofapi_cuda.cpp
+1 −1		src/nvofapi_d3d11.cpp
+7 −7		src/nvofapi_d3d12.cpp
+7 −7		src/nvofapi_vk.cpp
+45 −0		src/util/com_pointer.h
+28 −0		src/util/util_drs.h
+15 −6		src/util/util_env.cpp
+2 −0		src/util/util_env.h
+19 −17		src/util/util_log.cpp
+13 −7		src/util/util_log.h
+9 −9		src/util/util_pso_extension.h
+34 −185		src/util/util_statuscode.h
+2 −0		tests/meson.build
+6 −2		tests/mocks/d3d12_mocks.h
+63 −1		tests/mocks/vulkan_mocks.h
+3 −1		tests/nvapi/default_test_environment.cpp
+1 −1		tests/nvapi/default_test_environment.h
+39 −0		tests/nvapi/display_config.h
+12 −3		tests/nvapi/extended_test_environment.cpp
+1 −1		tests/nvapi/extended_test_environment.h
+1 −1		tests/nvapi/section_listener.h
+8 −0		tests/nvapi_d3d11.cpp
+1,245 −223		tests/nvapi_d3d12.cpp
+136 −0		tests/nvapi_sysinfo_topo.cpp
+35 −0		tests/nvapi_system.cpp
+1 −0		tests/nvapi_tests_private.h
+399 −192		tests/nvapi_vulkan.cpp