1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/char/drm/mga_drv.h b/drivers/char/drm/mga_drv.h
index 1d84a1eb34db..9412e2816eb7 100644
--- a/drivers/char/drm/mga_drv.h
+++ b/drivers/char/drm/mga_drv.h
@@ -137,6 +137,8 @@ extern irqreturn_t mga_driver_irq_handler( DRM_IRQ_ARGS );
 extern void mga_driver_irq_preinstall( drm_device_t *dev );
 extern void mga_driver_irq_postinstall( drm_device_t *dev );
 extern void mga_driver_irq_uninstall( drm_device_t *dev );
+extern long mga_compat_ioctl(struct file *filp, unsigned int cmd,
+                             unsigned long arg);
 
 #define mga_flush_write_combine()       DRM_WRITEMEMORYBARRIER()