config DRM_I915_WERROR
        bool "Force GCC to throw an error instead of a warning when compiling"
        # As this may inadvertently break the build, only allow the user
        # to shoot oneself in the foot iff they aim really hard
        depends on EXPERT
        # We use the dependency on !COMPILE_TEST to not be enabled in
        # allmodconfig or allyesconfig configurations
        depends on !COMPILE_TEST
        default n
        help
          Add -Werror to the build flags for (and only for) i915.ko.
          Do not enable this unless you are writing code for the i915.ko module.

          Recommended for driver developers only.

          If in doubt, say "N".

config DRM_I915_DEBUG
        bool "Enable additional driver debugging"
        depends on DRM_I915
        select PREEMPT_COUNT
        select X86_MSR # used by igt/pm_rpm
        select DRM_VGEM # used by igt/prime_vgem (dmabuf interop checks)
        default n
        help
          Choose this option to turn on extra driver debugging that may affect
          performance but will catch some internal issues.

          Recommended for driver developers only.

          If in doubt, say "N".

config DRM_I915_DEBUG_GEM
        bool "Insert extra checks into the GEM internals"
        default n
        depends on DRM_I915_WERROR
        help
          Enable extra sanity checks (including BUGs) along the GEM driver
          paths that may slow the system down and if hit hang the machine.

          Recommended for driver developers only.

          If in doubt, say "N".