diff options
| author | Jani Nikula <jani.nikula@intel.com> | 2024-03-05 11:07:36 +0200 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2024-03-05 18:19:54 +0200 |
| commit | f89632a9e5fa6c4787c14458cd42a9ef42025434 (patch) | |
| tree | 6808bf24e6b153fb7108ce36ba463fd11c9779a2 /drivers/gpu | |
| parent | a61ddb4393ad1be61d2ffd92576d42707b05be17 (diff) | |
| download | linux-f89632a9e5fa6c4787c14458cd42a9ef42025434.tar.gz linux-f89632a9e5fa6c4787c14458cd42a9ef42025434.tar.bz2 linux-f89632a9e5fa6c4787c14458cd42a9ef42025434.zip | |
drm: Add CONFIG_DRM_WERROR
Add kconfig to enable -Werror subsystem wide. This is useful for
development and CI to keep the subsystem warning free, while avoiding
issues outside of the subsystem that kernel wide CONFIG_WERROR=y might
hit.
v2: Don't depend on COMPILE_TEST
Reviewed-by: Hamza Mahfooz <hamza.mahfooz@amd.com> # v1
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Acked-by: Maxime Ripard <mripard@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/afe5ed943414f7ec3044c1547503b9941686a867.1709629403.git.jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/Kconfig | 13 | ||||
| -rw-r--r-- | drivers/gpu/drm/Makefile | 3 |
2 files changed, 16 insertions, 0 deletions
diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig index ad8227d88840..16029435b750 100644 --- a/drivers/gpu/drm/Kconfig +++ b/drivers/gpu/drm/Kconfig @@ -415,3 +415,16 @@ 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. diff --git a/drivers/gpu/drm/Makefile b/drivers/gpu/drm/Makefile index ea456f057e8a..a73c04d2d7a3 100644 --- a/drivers/gpu/drm/Makefile +++ b/drivers/gpu/drm/Makefile @@ -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 \ |