drivers/gpu/drm/i915/Kconfig.debug

   1 config DRM_I915_WERROR
   2         bool "Force GCC to throw an error instead of a warning when compiling"
   3         # As this may inadvertently break the build, only allow the user
   4         # to shoot oneself in the foot iff they aim really hard
   5         depends on EXPERT
   6         # We use the dependency on !COMPILE_TEST to not be enabled in
   7         # allmodconfig or allyesconfig configurations
   8         depends on !COMPILE_TEST
   9         default n
  10         help
  11           Add -Werror to the build flags for (and only for) i915.ko.
  12           Do not enable this unless you are writing code for the i915.ko module.
  13
  14           Recommended for driver developers only.
  15
  16           If in doubt, say "N".
  17
  18 config DRM_I915_DEBUG
  19         bool "Enable additional driver debugging"
  20         depends on DRM_I915
  21         select PREEMPT_COUNT
  22         select I2C_CHARDEV
  23         select DRM_DP_AUX_CHARDEV
  24         select X86_MSR # used by igt/pm_rpm
  25         select DRM_VGEM # used by igt/prime_vgem (dmabuf interop checks)
  26         select DRM_DEBUG_MM if DRM=y
  27         select DRM_I915_SW_FENCE_DEBUG_OBJECTS if DRM_I915=y
  28         default n
  29         help
  30           Choose this option to turn on extra driver debugging that may affect
  31           performance but will catch some internal issues.
  32
  33           Recommended for driver developers only.
  34
  35           If in doubt, say "N".
  36
  37 config DRM_I915_DEBUG_GEM
  38         bool "Insert extra checks into the GEM internals"
  39         default n
  40         depends on DRM_I915_WERROR
  41         help
  42           Enable extra sanity checks (including BUGs) along the GEM driver
  43           paths that may slow the system down and if hit hang the machine.
  44
  45           Recommended for driver developers only.
  46
  47           If in doubt, say "N".
  48
  49 config DRM_I915_SW_FENCE_DEBUG_OBJECTS
  50         bool "Enable additional driver debugging for fence objects"
  51         depends on DRM_I915=y
  52         select DEBUG_OBJECTS
  53         default n
  54         help
  55           Choose this option to turn on extra driver debugging that may affect
  56           performance but will catch some internal issues.
  57
  58           Recommended for driver developers only.
  59
  60           If in doubt, say "N".