NFC: llcp: Implement socket options

Some LLCP services (e.g. the validation ones) require some control over
the LLCP link parameters like the receive window (RW) or the MIU extension
(MIUX). This can only be done through socket options.

Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

2 files changed, 5 insertions, 0 deletions

diff --git a/include/linux/socket.h b/include/linux/socket.h
index 2b9f74b0ffea..428c37a1f95c 100644
--- a/include/linux/socket.h
+++ b/include/linux/socket.h
@@ -298,6 +298,7 @@ struct ucred {
 #define SOL_IUCV        277
 #define SOL_CAIF        278
 #define SOL_ALG         279
+#define SOL_NFC         280
 
 /* IPX options */
 #define IPX_TYPE        1
diff --git a/include/uapi/linux/nfc.h b/include/uapi/linux/nfc.h
index 7969f46f1bb3..855630fe731d 100644
--- a/include/uapi/linux/nfc.h
+++ b/include/uapi/linux/nfc.h
@@ -220,4 +220,8 @@ struct sockaddr_nfc_llcp {
 #define NFC_LLCP_DIRECTION_RX           0x00
 #define NFC_LLCP_DIRECTION_TX           0x01
 
+/* socket option names */
+#define NFC_LLCP_RW   0
+#define NFC_LLCP_MIUX 1
+
 #endif /*__LINUX_NFC_H */