NFC: Reserve tx head and tail room

[mv-sheeva.git] / include / net / nfc.h

diff --git a/include/net/nfc.h b/include/net/nfc.h
index cc0130312f7084ff3356a1e09bec598f2d9cdb22..87b51fe15b707c14ad1c662af04726b07fff45e1 100644 (file)
--- a/include/net/nfc.h
+++ b/include/net/nfc.h
@@ -82,6 +82,9 @@ struct nfc_dev {
        struct nfc_genl_data genl_data;
        u32 supported_protocols;
 
+       int tx_headroom;
+       int tx_tailroom;
+
        struct nfc_ops *ops;
 };
 #define to_nfc_dev(_dev) container_of(_dev, struct nfc_dev, dev)
@@ -89,7 +92,9 @@ struct nfc_dev {
 extern struct class nfc_class;
 
 struct nfc_dev *nfc_allocate_device(struct nfc_ops *ops,
-                                       u32 supported_protocols);
+                                       u32 supported_protocols,
+                                       int tx_headroom,
+                                       int tx_tailroom);
 
 /**
  * nfc_free_device - free nfc device