Without this, we get link errors during randconfig build:
drivers/gpu/drm/vkms/vkms_drv.o:(.rodata+0xa0): undefined reference to `drm_atomic_helper_check' drivers/gpu/drm/vkms/vkms_drv.o:(.rodata+0xa8): undefined reference to `drm_atomic_helper_commit' drivers/gpu/drm/vkms/vkms_plane.o:(.rodata+0x0): undefined reference to `drm_atomic_helper_update_plane' drivers/gpu/drm/vkms/vkms_plane.o:(.rodata+0x8): undefined reference to `drm_atomic_helper_disable_plane' drivers/gpu/drm/vkms/vkms_plane.o:(.rodata+0x18): undefined reference to `drm_atomic_helper_plane_reset' drivers/gpu/drm/vkms/vkms_plane.o:(.rodata+0x28): undefined reference to `drm_atomic_helper_plane_duplicate_state' drivers/gpu/drm/vkms/vkms_plane.o:(.rodata+0x30): undefined reference to `drm_atomic_helper_plane_destroy_state' drivers/gpu/drm/vkms/vkms_output.o:(.rodata+0x1c0): undefined reference to `drm_helper_probe_single_connector_modes' drivers/gpu/drm/vkms/vkms_crtc.o:(.rodata+0x40): undefined reference to `drm_atomic_helper_crtc_reset' drivers/gpu/drm/vkms/vkms_crtc.o:(.rodata+0x70): undefined reference to `drm_atomic_helper_set_config' drivers/gpu/drm/vkms/vkms_crtc.o:(.rodata+0x78): undefined reference to `drm_atomic_helper_page_flip' drivers/gpu/drm/vkms/vkms_crtc.o:(.rodata+0x90): undefined reference to `drm_atomic_helper_crtc_duplicate_state' drivers/gpu/drm/vkms/vkms_crtc.o:(.rodata+0x98): undefined reference to `drm_atomic_helper_crtc_destroy_state'
Fixes: 854502fa0a38 ("drm/vkms: Add basic CRTC initialization") Fixes: 1c7c5fd916a0 ("drm/vkms: Introduce basic VKMS driver") Signed-off-by: Arnd Bergmann arnd@arndb.de --- drivers/gpu/drm/Kconfig | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig index 516a8f5d1ac6..e527772f5ca6 100644 --- a/drivers/gpu/drm/Kconfig +++ b/drivers/gpu/drm/Kconfig @@ -214,6 +214,7 @@ config DRM_VGEM config DRM_VKMS tristate "Virtual KMS (EXPERIMENTAL)" depends on DRM + select DRM_KMS_HELPER default n help Virtual Kernel Mode-Setting (VKMS) is used for testing or for