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path: root/drivers/rapidio/rio.c
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Diffstat (limited to 'drivers/rapidio/rio.c')
-rw-r--r--drivers/rapidio/rio.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/rapidio/rio.c b/drivers/rapidio/rio.c
index e42f97e9e62a..095801c4d239 100644
--- a/drivers/rapidio/rio.c
+++ b/drivers/rapidio/rio.c
@@ -138,6 +138,20 @@ void rio_free_net(struct rio_net *net)
EXPORT_SYMBOL_GPL(rio_free_net);
/**
+ * rio_local_set_device_id - Set the base/extended device id for a port
+ * @port: RIO master port
+ * @did: Device ID value to be written
+ *
+ * Writes the base/extended device id from a device.
+ */
+void rio_local_set_device_id(struct rio_mport *port, u16 did)
+{
+ rio_local_write_config_32(port, RIO_DID_CSR,
+ RIO_SET_DID(port->sys_size, did));
+}
+EXPORT_SYMBOL_GPL(rio_local_set_device_id);
+
+/**
* rio_add_device- Adds a RIO device to the device model
* @rdev: RIO device
*