ARM: pxa: make pxafb_smart_*() empty when not enabled

Reported-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>

1 files changed, 13 insertions, 0 deletions

diff --git a/arch/arm/mach-pxa/include/mach/pxafb.h b/arch/arm/mach-pxa/include/mach/pxafb.h
index 01a45ac48114..486b4c519ae2 100644
--- a/arch/arm/mach-pxa/include/mach/pxafb.h
+++ b/arch/arm/mach-pxa/include/mach/pxafb.h
@@ -158,5 +158,18 @@ struct pxafb_mach_info {
 void pxa_set_fb_info(struct device *, struct pxafb_mach_info *);
 unsigned long pxafb_get_hsync_time(struct device *dev);
 
+#ifdef CONFIG_FB_PXA_SMARTPANEL
 extern int pxafb_smart_queue(struct fb_info *info, uint16_t *cmds, int);
 extern int pxafb_smart_flush(struct fb_info *info);
+#else
+static inline int pxafb_smart_queue(struct fb_info *info,
+                                    uint16_t *cmds, int n)
+{
+        return 0;
+}
+
+static inline int pxafb_smart_flush(struct fb_info *info)
+{
+        return 0;
+}
+#endif