teflon: Initial commit

Teflon is a Gallium frontend that TensorFlow Lite can load to delegate
the execution of operations in a neural network model.

See docs for more.

Acked-by: Christian Gmeiner <cgmeiner@igalia.com>
Acked-by: Dave Airlie <airlied@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/25714>

.gitlab-ci/build/gitlab-ci.yml

@@ -267,6 +267,7 @@ fedora-release:
       -D vulkan-layers=device-select,overlay
       -D intel-clc=enabled
       -D imagination-srv=true
+      -D teflon=true
     GALLIUM_DRIVERS: "crocus,etnaviv,freedreno,i915,iris,kmsro,lima,nouveau,panfrost,r300,r600,radeonsi,svga,swrast,tegra,v3d,vc4,virgl,zink"
     GALLIUM_ST: >
       -D dri3=enabled
@@ -416,6 +417,7 @@ debian-arm64:
       -D imagination-srv=true
       -D perfetto=true
       -D freedreno-kmds=msm,virtio
+      -D teflon=true
     S3_ARTIFACT_NAME: mesa-arm64-default-${BUILDTYPE}
   script:
     - .gitlab-ci/meson/build.sh
@@ -507,6 +509,7 @@ debian-clang:
       -D build-aco-tests=true
       -D intel-clc=enabled
       -D imagination-srv=true
+      -D teflon=true
     CC: clang-${LLVM_VERSION}
     CXX: clang++-${LLVM_VERSION}
 

.gitlab-ci/container/debian/arm64_build.sh

@@ -27,6 +27,7 @@ DEPS=(
     cmake
     curl
     fastboot
+    flatbuffers-compiler
     flex
     g++
     git
@@ -36,6 +37,7 @@ DEPS=(
     libdrm-dev
     libelf-dev
     libexpat1-dev
+    libflatbuffers-dev
     libvulkan-dev
     libx11-dev
     libx11-xcb-dev
@@ -50,6 +52,7 @@ DEPS=(
     libxext-dev
     libxrandr-dev
     libxshmfence-dev
+    libxtensor-dev
     libxxf86vm-dev
     libwayland-dev
     libwayland-egl-backend-dev

.gitlab-ci/container/debian/x86_64_build-base.sh

@@ -29,6 +29,7 @@ DEPS=(
     dpkg-cross
     findutils
     flex
+    flatbuffers-compiler
     g++
     cmake
     gcc
@@ -41,6 +42,7 @@ DEPS=(
     libelf-dev
     libepoxy-dev
     libexpat1-dev
+    libflatbuffers-dev
     libgtk-3-dev
     "libllvm${LLVM_VERSION}"
     libomxil-bellagio-dev
@@ -56,6 +58,7 @@ DEPS=(
     libxrandr-dev
     libxrender-dev
     libxshmfence-dev
+    libxtensor-dev
     libxxf86vm-dev
     libwayland-egl-backend-dev
     make

.gitlab-ci/container/fedora/x86_64_build.sh

@@ -30,6 +30,7 @@ DEPS=(
     ccache
     clang-devel
     flex
+    flatbuffers-compiler
     gcc
     gcc-c++
     gettext
@@ -41,6 +42,7 @@ DEPS=(
     "pkgconfig(SPIRV-Tools)"
     "pkgconfig(dri2proto)"
     "pkgconfig(expat)"
+    "pkgconfig(flatbuffers)"
     "pkgconfig(glproto)"
     "pkgconfig(libclc)"
     "pkgconfig(libelf)"
@@ -66,6 +68,7 @@ DEPS=(
     "pkgconfig(xfixes)"
     "pkgconfig(xrandr)"
     "pkgconfig(xshmfence)"
+    "pkgconfig(xtensor)"
     "pkgconfig(xxf86vm)"
     "pkgconfig(zlib)"
     procps-ng

.gitlab-ci/image-tags.yml

@@ -7,7 +7,7 @@
 
 variables:
    DEBIAN_X86_64_BUILD_BASE_IMAGE: "debian/x86_64_build-base"
-   DEBIAN_BASE_TAG: "2024-01-14-runner"
+   DEBIAN_BASE_TAG: "2024-01-23-teflon-3"
 
    DEBIAN_X86_64_BUILD_IMAGE_PATH: "debian/x86_64_build"
    DEBIAN_BUILD_TAG: "2024-01-04-find"
@@ -24,7 +24,7 @@ variables:
 
    ALPINE_X86_64_BUILD_TAG: "2023-01-07-libdrm2_4_119"
    ALPINE_X86_64_LAVA_SSH_TAG: "2023-06-26-first-version"
-   FEDORA_X86_64_BUILD_TAG: "2024-01-06-libdrm"
+   FEDORA_X86_64_BUILD_TAG: "2024-01-23-teflon-3"
    KERNEL_ROOTFS_TAG: "2024-01-19-zlib"
    KERNEL_TAG: "v6.6.12-for-mesa-ci-5a92d0709d0b"
    KERNEL_REPO: "gfx-ci/linux"

.gitlab-ci/test-source-dep.yml

@@ -254,6 +254,7 @@
         - src/amd/vulkan/**/*
         - src/amd/compiler/**/*
         - src/etnaviv/isa/**/*
+        - src/gallium/targets/teflon/**/*
       when: on_success
       allow_failure: false
     # in other pipelines, formatting checks are allowed to fail