Hello Thomas, On 1/18/22 16:44, Thomas Zimmermann wrote: > Resolve warnings about non-existing symbols by selecting DRM_DP_HELPER. > > Signed-off-by: Thomas Zimmermann <tzimmermann@xxxxxxx> > Fixes: adb9d5a2cc77 ("drm/dp: Move DisplayPort helpers into separate helper module") > Reported-by: kernel test robot <lkp@xxxxxxxxx> > Cc: Lyude Paul <lyude@xxxxxxxxxx> > Cc: Daniel Vetter <daniel@xxxxxxxx> > Cc: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx> > Cc: Maxime Ripard <mripard@xxxxxxxxxx> > Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx > --- > drivers/gpu/drm/Kconfig | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig > index 91f54aeb0b7c..65897777d931 100644 > --- a/drivers/gpu/drm/Kconfig > +++ b/drivers/gpu/drm/Kconfig > @@ -68,6 +68,7 @@ config DRM_DEBUG_SELFTEST > depends on DRM > depends on DEBUG_KERNEL > select PRIME_NUMBERS > + select DRM_DP_HELPER > select DRM_LIB_RANDOM > select DRM_KMS_HELPER > select DRM_EXPORT_FOR_TESTS if m Reviewed-by: Javier Martinez Canillas <javierm@xxxxxxxxxx> Best regards, -- Javier Martinez Canillas Linux Engineering Red Hat