1 files changed, 2 insertions, 0 deletions

diff --git a/include/linux/rio.h b/include/linux/rio.h
index 930bbb7c3802..5c29f2f477c2 100644
--- a/include/linux/rio.h
+++ b/include/linux/rio.h
@@ -91,6 +91,7 @@ struct rio_mport;
  * @swpinfo: Switch port info
  * @src_ops: Source operation capabilities
  * @dst_ops: Destination operation capabilities
+ * @dma_mask: Mask of bits of RIO address this device implements
  * @rswitch: Pointer to &struct rio_switch if valid for this device
  * @driver: Driver claiming this device
  * @dev: Device model device
@@ -112,6 +113,7 @@ struct rio_dev {
         u32 swpinfo;            /* Only used for switches */
         u32 src_ops;
         u32 dst_ops;
+        u64 dma_mask;
         struct rio_switch *rswitch;     /* RIO switch info */
         struct rio_driver *driver;      /* RIO driver claiming this device */
         struct device dev;      /* LDM device structure */