[PATCH] drm/selftests: Select DRM_DP_HELPER

[Thomas Zimmermann]

Resolve warnings about non-existing symbols by selecting DRM_DP_HELPER.

Signed-off-by: Thomas Zimmermann <tzimmermann at suse.de>
Fixes: adb9d5a2cc77 ("drm/dp: Move DisplayPort helpers into separate helper module")
Reported-by: kernel test robot <lkp at intel.com>
Cc: Lyude Paul <lyude at redhat.com>
Cc: Daniel Vetter <daniel at ffwll.ch>
Cc: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
Cc: Maxime Ripard <mripard at kernel.org>
Cc: dri-devel at lists.freedesktop.org
---
 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
-- 
2.34.1