rog-control-center: Disable slint KMS backend

The slint KMS backend is meant to run an application without a display
server and with direct, exclusive display and input control, which is a
very specific use-case for e.g. embedded applications.

Disable the KMS backend and avoid a bunch of dependencies.

.gitlab-ci.yml

@@ -17,7 +17,7 @@ image: rust:latest
       - target/release/.cargo-lock
 
 before_script:
-  - apt-get update -qq && apt-get install -y -qq libinput-dev libseat-dev libudev-dev libgtk-3-dev grep llvm clang libclang-dev libsdl2-dev libsdl2-gfx-dev
+  - apt-get update -qq && apt-get install -y -qq libudev-dev libgtk-3-dev grep llvm clang libclang-dev libsdl2-dev libsdl2-gfx-dev
 
 stages:
   - format

Cargo.lock

@@ -1,6 +1,6 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
-version = 3
+version = 4
 
 [[package]]
 name = "ab_glyph"
@@ -2146,7 +2146,6 @@ dependencies = [
  "i-slint-core",
  "i-slint-renderer-femtovg",
  "input",
- "libseat",
  "nix 0.27.1",
  "raw-window-handle",
  "xkbcommon",
@@ -2692,26 +2691,6 @@ dependencies = [
  "redox_syscall 0.5.3",
 ]
 
-[[package]]
-name = "libseat"
-version = "0.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "54a0adf8d8607a73a5b74cbe4132f57cb349e4bf860103cd089461bbcbc9907e"
-dependencies = [
- "errno",
- "libseat-sys",
- "log",
-]
-
-[[package]]
-name = "libseat-sys"
-version = "0.1.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3671cb5e03871f1d6bf0b3b5daa9275549e348fa6359e0f9adb910ca163d4c34"
-dependencies = [
- "pkg-config",
-]
-
 [[package]]
 name = "libudev-sys"
 version = "0.1.4"

README.md

@@ -84,7 +84,7 @@ Rust and cargo are required, they can be installed from [rustup.rs](https://rust
 
 **fedora:**
 
-    dnf install cmake clang-devel libinput-devel libseat-devel libgbm-devel libxkbcommon-devel systemd-devel libdrm-devel expat-devel pcre2-devel libzstd-devel gtk3-devel
+    dnf install cmake clang-devel  libxkbcommon-devel systemd-devel expat-devel pcre2-devel libzstd-devel gtk3-devel
     make
     sudo make install
 
@@ -93,7 +93,7 @@ Rust and cargo are required, they can be installed from [rustup.rs](https://rust
 Works with KDE Plasma (without GTK packages)
 
     zypper in -t pattern devel_basis
-    zypper in rustup make cmake clang-devel libinput-devel libseat-devel libgbm-devel libxkbcommon-devel systemd-devel libdrm-devel expat-devel pcre2-devel libzstd-devel gtk3-devel
+    zypper in rustup make cmake clang-devel libxkbcommon-devel systemd-devel expat-devel pcre2-devel libzstd-devel gtk3-devel
     make
     sudo make install
 
@@ -101,7 +101,7 @@ Works with KDE Plasma (without GTK packages)
 
 officially unsuported,but you can still try and test it by yourself(some features may not be available).
 
-    sudo apt install libclang-dev libudev-dev libfontconfig-dev build-essential cmake libseat-dev libxkbcommon-dev libinput-dev libgbm-dev
+    sudo apt install libclang-dev libudev-dev libfontconfig-dev build-essential cmake libxkbcommon-dev
     curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh
     make
     sudo make install

distro-packaging/asusctl.spec

@@ -46,11 +46,7 @@ BuildRequires:  cmake
 BuildRequires:  rust
 BuildRequires:  rust-std-static
 BuildRequires:  pkgconfig(expat)
-BuildRequires:  pkgconfig(gbm)
 BuildRequires:  pkgconfig(dbus-1)
-BuildRequires:  pkgconfig(libdrm)
-BuildRequires:  pkgconfig(libinput)
-BuildRequires:  pkgconfig(libseat)
 BuildRequires:  pkgconfig(libudev)
 BuildRequires:  pkgconfig(xkbcommon)
 BuildRequires:  pkgconfig(libzstd)

rog-control-center/Cargo.toml

@@ -51,7 +51,6 @@ default-features = false
 features = [
     "gettext",
     "compat-1-2",
-    "backend-linuxkms",
     "backend-winit-wayland",
     "renderer-winit-femtovg",
     # "renderer-skia-opengl",