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-rw-r--r--linux/drm_dma.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/linux/drm_dma.h b/linux/drm_dma.h
index 85fa1472..dce376f6 100644
--- a/linux/drm_dma.h
+++ b/linux/drm_dma.h
@@ -598,6 +598,25 @@ int DRM(control)( struct inode *inode, struct file *filp,
}
}
+#else
+
+int DRM(control)( struct inode *inode, struct file *filp,
+ unsigned int cmd, unsigned long arg )
+{
+ drm_control_t ctl;
+
+ if ( copy_from_user( &ctl, (drm_control_t *)arg, sizeof(ctl) ) )
+ return -EFAULT;
+
+ switch ( ctl.func ) {
+ case DRM_INST_HANDLER:
+ case DRM_UNINST_HANDLER:
+ return 0;
+ default:
+ return -EINVAL;
+ }
+}
+
#endif /* __HAVE_DMA_IRQ */
#endif /* __HAVE_DMA */