uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/development/libraries/libplacebo/default.nix

@@ -0,0 +1,69 @@
+{ lib, stdenv
+, fetchFromGitLab
+, meson
+, ninja
+, pkg-config
+, python3Packages
+, vulkan-headers
+, vulkan-loader
+, shaderc
+, glslang
+, lcms2
+, libepoxy
+, libGL
+, xorg
+, libunwind
+}:
+
+stdenv.mkDerivation rec {
+  pname = "libplacebo";
+  version = "4.192.1";
+
+  src = fetchFromGitLab {
+    domain = "code.videolan.org";
+    owner = "videolan";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "13z2f0vwf9fgfzqgkqzvqwa8c8nkymrg5hv7xslfx53dacjfidhy";
+  };
+
+  nativeBuildInputs = [
+    meson
+    ninja
+    pkg-config
+    python3Packages.Mako
+  ];
+
+  buildInputs = [
+    vulkan-headers
+    vulkan-loader
+    shaderc
+    glslang
+    lcms2
+    libepoxy
+    libGL
+    xorg.libX11
+    libunwind
+  ];
+
+  mesonFlags = [
+    "-Dvulkan-registry=${vulkan-headers}/share/vulkan/registry/vk.xml"
+    "-Ddemos=false" # Don't build and install the demo programs
+    "-Dd3d11=disabled" # Disable the Direct3D 11 based renderer
+  ];
+
+  meta = with lib; {
+    description = "Reusable library for GPU-accelerated video/image rendering primitives";
+    longDescription = ''
+      Reusable library for GPU-accelerated image/view processing primitives and
+      shaders, as well a batteries-included, extensible, high-quality rendering
+      pipeline (similar to mpv's vo_gpu). Supports Vulkan, OpenGL and Metal (via
+      MoltenVK).
+    '';
+    homepage = "https://code.videolan.org/videolan/libplacebo";
+    changelog = "https://code.videolan.org/videolan/libplacebo/-/tags/v${version}";
+    license = licenses.lgpl21Plus;
+    maintainers = with maintainers; [ primeos tadeokondrak ];
+    platforms = platforms.all;
+  };
+}