[PATCH] drm/tests: Add a missing Kconfig select

[Thomas Hellström]

Fix the following warning:

WARNING: unmet direct dependencies detected for DRM_DISPLAY_HDMI_STATE_HELPER
  Depends on [n]: HAS_IOMEM [=y] && DRM [=y] && DRM_DISPLAY_HELPER [=y] && DRM_DISPLAY_HDMI_HELPER [=n]
  Selected by [y]:
  - DRM_KUNIT_TEST [=y] && HAS_IOMEM [=y] && DRM [=y] && KUNIT [=y] && MMU [=y]

Signed-off-by: Thomas Hellström <thomas.hellstrom at linux.intel.com>
Fixes: 54cb39e2293b ("drm/connector: hdmi: Create an HDMI sub-state")
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 9703429de6b9..47592b6fc868 100644
--- a/drivers/gpu/drm/Kconfig
+++ b/drivers/gpu/drm/Kconfig
@@ -79,6 +79,7 @@ config DRM_KUNIT_TEST
 	depends on DRM && KUNIT && MMU
 	select DRM_BUDDY
 	select DRM_DISPLAY_DP_HELPER
+	select DRM_DISPLAY_HDMI_HELPER
 	select DRM_DISPLAY_HDMI_STATE_HELPER
 	select DRM_DISPLAY_HELPER
 	select DRM_EXEC
-- 
2.44.0