[Bluetooth] Add basics to better support and handle eSCO links
To better support and handle eSCO links in the future a bunch of
constants needs to be added and some basic routines need to be
updated. This is the initial step.
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
index 93ce272..ebfb96b 100644
--- a/include/net/bluetooth/hci.h
+++ b/include/net/bluetooth/hci.h
@@ -107,14 +107,14 @@
#define HCI_IDLE_TIMEOUT (6000) /* 6 seconds */
#define HCI_INIT_TIMEOUT (10000) /* 10 seconds */
-/* HCI Packet types */
+/* HCI data types */
#define HCI_COMMAND_PKT 0x01
#define HCI_ACLDATA_PKT 0x02
#define HCI_SCODATA_PKT 0x03
#define HCI_EVENT_PKT 0x04
#define HCI_VENDOR_PKT 0xff
-/* HCI Packet types */
+/* HCI packet types */
#define HCI_DM1 0x0008
#define HCI_DM3 0x0400
#define HCI_DM5 0x4000
@@ -129,6 +129,14 @@
#define SCO_PTYPE_MASK (HCI_HV1 | HCI_HV2 | HCI_HV3)
#define ACL_PTYPE_MASK (~SCO_PTYPE_MASK)
+/* eSCO packet types */
+#define ESCO_HV1 0x0001
+#define ESCO_HV2 0x0002
+#define ESCO_HV3 0x0004
+#define ESCO_EV3 0x0008
+#define ESCO_EV4 0x0010
+#define ESCO_EV5 0x0020
+
/* ACL flags */
#define ACL_CONT 0x01
#define ACL_START 0x02
@@ -138,6 +146,7 @@
/* Baseband links */
#define SCO_LINK 0x00
#define ACL_LINK 0x01
+#define ESCO_LINK 0x02
/* LMP features */
#define LMP_3SLOT 0x01
@@ -162,6 +171,11 @@
#define LMP_PSCHEME 0x02
#define LMP_PCONTROL 0x04
+#define LMP_ESCO 0x80
+
+#define LMP_EV4 0x01
+#define LMP_EV5 0x02
+
#define LMP_SNIFF_SUBR 0x02
/* Connection modes */