Merge branch 'fixes' into for-linus

[firefly-linux-kernel-4.4.55.git] / include / linux / nfc.h

diff --git a/include/linux/nfc.h b/include/linux/nfc.h
index 6189f27e305b551a3d47bbbc8d9935041917e246..d908d17da56d677e62a07011c852cc38cdf824cf 100644 (file)
--- a/include/linux/nfc.h
+++ b/include/linux/nfc.h
@@ -183,4 +183,15 @@ struct sockaddr_nfc_llcp {
 
 #define NFC_HEADER_SIZE 1
 
+/**
+ * Pseudo-header info for raw socket packets
+ * First byte is the adapter index
+ * Second byte contains flags
+ *  - 0x01 - Direction (0=RX, 1=TX)
+ *  - 0x02-0x80 - Reserved
+ **/
+#define NFC_LLCP_RAW_HEADER_SIZE       2
+#define NFC_LLCP_DIRECTION_RX          0x00
+#define NFC_LLCP_DIRECTION_TX          0x01
+
 #endif /*__LINUX_NFC_H */