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authorHamza Mahfooz <hamza.mahfooz@amd.com>2023-05-24 21:59:32 +0300
committerAlex Deucher <alexander.deucher@amd.com>2023-06-09 19:33:42 +0300
commit1b320ad3f5a88602aef2f207bc211539a5496702 (patch)
tree6e4c9b399b91ab143a067881c840f1ba443bfd15
parent0df1106bfd13a9fe1eb7c33666bec091bc37c2a7 (diff)
downloadlinux-1b320ad3f5a88602aef2f207bc211539a5496702.tar.xz
drm/amd/amdgpu: introduce DRM_AMDGPU_WERROR
We want to do -Werror builds on our CI. However, non-amdgpu breakages have prevented us from doing so thus far. Also, there are a number of additional checks that we should enable, that the community cares about and are hidden behind -Wextra. So, define DRM_AMDGPU_WERROR to only enable -Werror for the amdgpu kernel module and enable -Wextra while disabling all of the checks that are too noisy. Cc: Alex Deucher <alexander.deucher@amd.com> Cc: Kenny Ho <kenny.ho@amd.com> Suggested-by: Jani Nikula <jani.nikula@linux.intel.com> Reviewed-by: Kenny Ho <Kenny.Ho@amd.com> Signed-off-by: Hamza Mahfooz <hamza.mahfooz@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
-rw-r--r--drivers/gpu/drm/amd/amdgpu/Kconfig10
-rw-r--r--drivers/gpu/drm/amd/amdgpu/Makefile9
2 files changed, 19 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/Kconfig b/drivers/gpu/drm/amd/amdgpu/Kconfig
index 12adca8c7819..b91e79c721e2 100644
--- a/drivers/gpu/drm/amd/amdgpu/Kconfig
+++ b/drivers/gpu/drm/amd/amdgpu/Kconfig
@@ -69,6 +69,16 @@ config DRM_AMDGPU_USERPTR
This option selects CONFIG_HMM and CONFIG_HMM_MIRROR if it
isn't already selected to enabled full userptr support.
+config DRM_AMDGPU_WERROR
+ bool "Force the compiler to throw an error instead of a warning when compiling"
+ depends on DRM_AMDGPU
+ depends on EXPERT
+ depends on !COMPILE_TEST
+ default n
+ help
+ Add -Werror to the build flags for amdgpu.ko.
+ Only enable this if you are warning code for amdgpu.ko.
+
source "drivers/gpu/drm/amd/acp/Kconfig"
source "drivers/gpu/drm/amd/display/Kconfig"
source "drivers/gpu/drm/amd/amdkfd/Kconfig"
diff --git a/drivers/gpu/drm/amd/amdgpu/Makefile b/drivers/gpu/drm/amd/amdgpu/Makefile
index 74a9aa6fe18c..7ee68b1bbfed 100644
--- a/drivers/gpu/drm/amd/amdgpu/Makefile
+++ b/drivers/gpu/drm/amd/amdgpu/Makefile
@@ -39,6 +39,15 @@ ccflags-y := -I$(FULL_AMD_PATH)/include/asic_reg \
-I$(FULL_AMD_DISPLAY_PATH)/amdgpu_dm \
-I$(FULL_AMD_PATH)/amdkfd
+subdir-ccflags-y := -Wextra
+subdir-ccflags-y += -Wunused-but-set-variable
+subdir-ccflags-y += -Wno-unused-parameter
+subdir-ccflags-y += -Wno-type-limits
+subdir-ccflags-y += -Wno-sign-compare
+subdir-ccflags-y += -Wno-missing-field-initializers
+subdir-ccflags-y += -Wno-override-init
+subdir-ccflags-$(CONFIG_DRM_AMDGPU_WERROR) += -Werror
+
amdgpu-y := amdgpu_drv.o
# add KMS driver