1config 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 18config 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 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 37config 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 49config DRM_I915_SW_FENCE_DEBUG_OBJECTS 50 bool "Enable additional driver debugging for fence objects" 51 depends on DRM_I915 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". 61