@@ -413,3 +413,16 @@ config DRM_LIB_RANDOM
config DRM_PRIVACY_SCREEN
bool
default n
+
+config DRM_WERROR
+ bool "Compile the drm subsystem with warnings as errors"
+ depends on EXPERT
+ default n
+ help
+ A kernel build should not cause any compiler warnings, and this
+ enables the '-Werror' flag to enforce that rule in the drm subsystem.
+
+ The drm subsystem enables more warnings than the kernel default, so
+ this config option is disabled by default.
+
+ If in doubt, say N.
@@ -30,6 +30,9 @@ subdir-ccflags-y += -Wno-sign-compare
endif
# --- end copy-paste
+# Enable -Werror in CI and development
+subdir-ccflags-$(CONFIG_DRM_WERROR) += -Werror
+
drm-y := \
drm_aperture.o \
drm_atomic.o \