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-rw-r--r--drivers/video/nvidia/nv_proto.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/video/nvidia/nv_proto.h b/drivers/video/nvidia/nv_proto.h
index b149a690ee0f..6fba656cd56b 100644
--- a/drivers/video/nvidia/nv_proto.h
+++ b/drivers/video/nvidia/nv_proto.h
@@ -63,4 +63,14 @@ extern void nvidiafb_imageblit(struct fb_info *info,
const struct fb_image *image);
extern int nvidiafb_sync(struct fb_info *info);
extern u8 byte_rev[256];
+
+/* in nv_backlight.h */
+#ifdef CONFIG_FB_NVIDIA_BACKLIGHT
+extern void nvidia_bl_init(struct nvidia_par *par);
+extern void nvidia_bl_exit(struct nvidia_par *par);
+#else
+static inline void nvidia_bl_init(struct nvidia_par *par) {}
+static inline void nvidia_bl_exit(struct nvidia_par *par) {}
+#endif
+
#endif /* __NV_PROTO_H__ */