drm: export drm_get_connector_name to fix compile problem

Fix compile error:
ERROR: "drm_get_connector_name" [drivers/gpu/drm/rockchip/rockchipdrm.ko] undefined!

Change-Id: If1ad322319bf4c20fa6b56be62024472a8272431
Signed-off-by: Mark Yao <mark.yao@rock-chips.com>

diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 8e0bcfba74e3e11814cdaf8521af97436333a9c3..8a93755de3acd0814050065b0088fd0c5096d3ed 100644 (file)
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -171,6 +171,7 @@ static struct drm_conn_prop_enum_list drm_connector_enum_list[] = {
 };
 
 DRM_ENUM_NAME_FN(drm_get_connector_name, drm_connector_enum_list)
+EXPORT_SYMBOL(drm_get_connector_name);
 
 static const struct drm_prop_enum_list drm_encoder_enum_list[] = {
        { DRM_MODE_ENCODER_NONE, "None" },