Bluetooth: Allow setting of L2CAP ERTM via socket option
To enable Enhanced Retransmission mode it needs to be set via a socket
option. A different mode can be set on a socket, but on listen() and
connect() the mode is checked and ERTM is only allowed if it is enabled
via the module parameter.
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
diff --git a/include/net/bluetooth/l2cap.h b/include/net/bluetooth/l2cap.h
index e919fca..06b072f 100644
--- a/include/net/bluetooth/l2cap.h
+++ b/include/net/bluetooth/l2cap.h
@@ -190,7 +190,7 @@
#define L2CAP_MODE_RETRANS 0x01
#define L2CAP_MODE_FLOWCTL 0x02
#define L2CAP_MODE_ERTM 0x03
-#define L2CAP_MODE_STREAM 0x04
+#define L2CAP_MODE_STREAMING 0x04
struct l2cap_disconn_req {
__le16 dcid;
@@ -271,9 +271,11 @@
__u16 imtu;
__u16 omtu;
__u16 flush_to;
- __u8 sec_level;
+ __u8 mode;
+ __u8 fcs;
+ __u8 sec_level;
__u8 role_switch;
- __u8 force_reliable;
+ __u8 force_reliable;
__u8 conf_req[64];
__u8 conf_len;