Bluetooth: Set link Supervision timeout for a connection

This patch allows to set the supervision timeout for a connection
if the device role is master.

Change-Id: I7897167ec07803f3059f2ab4d3314b0b7a951533
Signed-off-by: Sudha Bheemanna <b.sudha@samsung.com>

3 files changed, 30 insertions, 0 deletions

diff --git a/include/net/bluetooth/bluetooth.h b/include/net/bluetooth/bluetooth.h
index 9d25f2c2fd0f..4830ea890192 100644
--- a/include/net/bluetooth/bluetooth.h
+++ b/include/net/bluetooth/bluetooth.h
@@ -176,6 +176,13 @@ typedef struct {
 	__u8 b[6];
 } __packed bdaddr_t;
 
+#ifdef TIZEN_BT
+/* Automatically enable sniff mode for connection.
+ * In case of normal phone this timeout would be 5 seconds
+ */
+#define TIZEN_SNIFF_TIMEOUT	5	/* 5 seconds */
+#endif
+
 /* BD Address type */
 #define BDADDR_BREDR		0x00
 #define BDADDR_LE_PUBLIC	0x01
diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
index 37b4539b99b3..14f17175da25 100644
--- a/include/net/bluetooth/hci.h
+++ b/include/net/bluetooth/hci.h
@@ -967,6 +967,21 @@ struct hci_cp_host_buffer_size {
 	__le16   sco_max_pkt;
 } __packed;
 
+#ifdef TIZEN_BT
+/* Set Link supervision timeout */
+#define HCI_OP_WRITE_LINK_SUPERVISION_TIMEOUT  0x0c37
+struct hci_cp_write_link_supervision_timeout {
+	__le16	handle;
+	__le16	timeout;
+} __packed;
+
+struct hci_rp_write_link_supervision_timeout {
+	__u8	status;
+	__le16	handle;
+} __packed;
+/*  Set Link supervision timeout */
+#endif /* TIZEN_BT */
+
 #define HCI_OP_READ_NUM_SUPPORTED_IAC	0x0c38
 struct hci_rp_read_num_supported_iac {
 	__u8	status;
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index e1aa78458d0e..ecbdcb2be062 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -619,6 +619,10 @@ u32 hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data,
 void hci_inquiry_cache_flush(struct hci_dev *hdev);
 
 /* ----- HCI Connections ----- */
+#ifdef TIZEN_BT
+#define LINK_SUPERVISION_TIMEOUT	0x1F40   /* n * 0.625 = 5 seconds */
+#endif /* TIZEN_BT */
+
 enum {
 	HCI_CONN_AUTH_PEND,
 	HCI_CONN_REAUTH_PEND,
@@ -873,6 +877,7 @@ static inline int hci_conn_hash_lookup_rssi_count(struct hci_dev *hdev)
 	return count;
 }
 
+int hci_conn_change_supervision_timeout(struct hci_conn *conn, __u16 timeout);
 bool hci_le_discovery_active(struct hci_dev *hdev);
 void hci_le_discovery_set_state(struct hci_dev *hdev, int state);
 
@@ -1055,6 +1060,9 @@ int hci_get_dev_info(void __user *arg);
 int hci_get_conn_list(void __user *arg);
 int hci_get_conn_info(struct hci_dev *hdev, void __user *arg);
 int hci_get_auth_info(struct hci_dev *hdev, void __user *arg);
+#ifdef TIZEN_BT
+u32 get_link_mode(struct hci_conn *conn);
+#endif
 int hci_inquiry(void __user *arg);
 
 struct bdaddr_list *hci_bdaddr_list_lookup(struct list_head *list,