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-rw-r--r--net/bluetooth/Kconfig13
-rw-r--r--net/bluetooth/l2cap.c4
2 files changed, 17 insertions, 0 deletions
diff --git a/net/bluetooth/Kconfig b/net/bluetooth/Kconfig
index ed37168..ee3b304 100644
--- a/net/bluetooth/Kconfig
+++ b/net/bluetooth/Kconfig
@@ -43,6 +43,19 @@ config BT_L2CAP
Say Y here to compile L2CAP support into the kernel or say M to
compile it as module (l2cap).
+config BT_L2CAP_EXT_FEATURES
+ bool "L2CAP Extended Features support (EXPERIMENTAL)"
+ depends on BT_L2CAP && EXPERIMENTAL
+ help
+ This option enables the L2CAP Extended Features support. These
+ new features include the Enhanced Retransmission and Streaming
+ Modes, the Frame Check Sequence (FCS), and Segmentation and
+ Reassembly (SAR) for L2CAP packets. They are a required for the
+ new Alternate MAC/PHY and the Bluetooth Medical Profile.
+
+ You should say N unless you know what you are doing. Note that
+ this is in an experimental state yet.
+
config BT_SCO
tristate "SCO links support"
depends on BT
diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c
index 187f46d..4c00720 100644
--- a/net/bluetooth/l2cap.c
+++ b/net/bluetooth/l2cap.c
@@ -55,7 +55,11 @@
#define VERSION "2.14"
+#ifdef CONFIG_BT_L2CAP_EXT_FEATURES
+static int enable_ertm = 1;
+#else
static int enable_ertm = 0;
+#endif
static int max_transmit = L2CAP_DEFAULT_MAX_TX;
static int tx_window = L2CAP_DEFAULT_TX_WINDOW;