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-rw-r--r--include/net/bluetooth/hci.h8
-rw-r--r--net/bluetooth/hci_conn.c9
-rw-r--r--net/bluetooth/hci_event.c16
3 files changed, 31 insertions, 2 deletions
diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
index 3645139e68c7..f69f015bbcc0 100644
--- a/include/net/bluetooth/hci.h
+++ b/include/net/bluetooth/hci.h
@@ -133,8 +133,13 @@ enum {
#define ESCO_EV3 0x0008
#define ESCO_EV4 0x0010
#define ESCO_EV5 0x0020
+#define ESCO_2EV3 0x0040
+#define ESCO_3EV3 0x0080
+#define ESCO_2EV5 0x0100
+#define ESCO_3EV5 0x0200
#define SCO_ESCO_MASK (ESCO_HV1 | ESCO_HV2 | ESCO_HV3)
+#define EDR_ESCO_MASK (ESCO_2EV3 | ESCO_3EV3 | ESCO_2EV5 | ESCO_3EV5)
/* ACL flags */
#define ACL_CONT 0x01
@@ -176,6 +181,9 @@ enum {
#define LMP_EV5 0x02
#define LMP_SNIFF_SUBR 0x02
+#define LMP_EDR_ESCO_2M 0x20
+#define LMP_EDR_ESCO_3M 0x40
+#define LMP_EDR_3S_ESCO 0x80
#define LMP_SIMPLE_PAIR 0x08
diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
index 98f97a1e9bbb..2435e830ba60 100644
--- a/net/bluetooth/hci_conn.c
+++ b/net/bluetooth/hci_conn.c
@@ -123,6 +123,8 @@ void hci_add_sco(struct hci_conn *conn, __u16 handle)
conn->state = BT_CONNECT;
conn->out = 1;
+ conn->attempt++;
+
cp.handle = cpu_to_le16(handle);
cp.pkt_type = cpu_to_le16(conn->pkt_type);
@@ -139,6 +141,8 @@ void hci_setup_sync(struct hci_conn *conn, __u16 handle)
conn->state = BT_CONNECT;
conn->out = 1;
+ conn->attempt++;
+
cp.handle = cpu_to_le16(handle);
cp.pkt_type = cpu_to_le16(conn->pkt_type);
@@ -216,12 +220,13 @@ struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst)
break;
case SCO_LINK:
if (lmp_esco_capable(hdev))
- conn->pkt_type = hdev->esco_type & SCO_ESCO_MASK;
+ conn->pkt_type = (hdev->esco_type & SCO_ESCO_MASK) |
+ (hdev->esco_type & EDR_ESCO_MASK);
else
conn->pkt_type = hdev->pkt_type & SCO_PTYPE_MASK;
break;
case ESCO_LINK:
- conn->pkt_type = hdev->esco_type;
+ conn->pkt_type = hdev->esco_type & ~EDR_ESCO_MASK;
break;
}
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index 014fc8b320ba..899b8991a466 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -484,6 +484,15 @@ static void hci_cc_read_local_features(struct hci_dev *hdev, struct sk_buff *skb
if (hdev->features[4] & LMP_EV5)
hdev->esco_type |= (ESCO_EV5);
+ if (hdev->features[5] & LMP_EDR_ESCO_2M)
+ hdev->esco_type |= (ESCO_2EV3);
+
+ if (hdev->features[5] & LMP_EDR_ESCO_3M)
+ hdev->esco_type |= (ESCO_3EV3);
+
+ if (hdev->features[5] & LMP_EDR_3S_ESCO)
+ hdev->esco_type |= (ESCO_2EV5 | ESCO_3EV5);
+
BT_DBG("%s features 0x%.2x%.2x%.2x%.2x%.2x%.2x%.2x%.2x", hdev->name,
hdev->features[0], hdev->features[1],
hdev->features[2], hdev->features[3],
@@ -1639,6 +1648,13 @@ static inline void hci_sync_conn_complete_evt(struct hci_dev *hdev, struct sk_bu
conn->type = SCO_LINK;
}
+ if (conn->out && ev->status == 0x1c && conn->attempt < 2) {
+ conn->pkt_type = (hdev->esco_type & SCO_ESCO_MASK) |
+ (hdev->esco_type & EDR_ESCO_MASK);
+ hci_setup_sync(conn, conn->link->handle);
+ goto unlock;
+ }
+
if (!ev->status) {
conn->handle = __le16_to_cpu(ev->handle);
conn->state = BT_CONNECTED;