Bluetooth: Add proper flag for fast connectable mode

In order to be able to represent fast connectable mode in the mgmt
settings we need to have a HCI dev flag for it. This patch adds the flag
and makes sure its value is changed whenever a mgmt_set_fast_connectable
command completes.

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>

2 files changed, 19 insertions, 1 deletions

diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
index 1e40222e9dd0..b854506c859c 100644
--- a/include/net/bluetooth/hci.h
+++ b/include/net/bluetooth/hci.h
@@ -120,12 +120,14 @@ enum {
         HCI_DISCOVERABLE,
         HCI_LINK_SECURITY,
         HCI_PERIODIC_INQ,
+        HCI_FAST_CONNECTABLE,
 };
 
 /* A mask for the flags that are supposed to remain when a reset happens
  * or the HCI device is closed.
  */
-#define HCI_PERSISTENT_MASK (BIT(HCI_LE_SCAN) | BIT(HCI_PERIODIC_INQ))
+#define HCI_PERSISTENT_MASK (BIT(HCI_LE_SCAN) | BIT(HCI_PERIODIC_INQ) | \
+                              BIT(HCI_FAST_CONNECTABLE))
 
 /* HCI ioctl defines */
 #define HCIDEVUP        _IOW('H', 201, int)
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index e89938e0233c..b6a33c5e7685 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -410,6 +410,9 @@ static u32 get_current_settings(struct hci_dev *hdev)
         if (test_bit(HCI_CONNECTABLE, &hdev->dev_flags))
                 settings |= MGMT_SETTING_CONNECTABLE;
 
+        if (test_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags))
+                settings |= MGMT_SETTING_FAST_CONNECTABLE;
+
         if (test_bit(HCI_DISCOVERABLE, &hdev->dev_flags))
                 settings |= MGMT_SETTING_DISCOVERABLE;
 
@@ -2913,6 +2916,13 @@ static void fast_connectable_complete(struct hci_dev *hdev, u8 status)
                 cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE,
                            mgmt_status(status));
         } else {
+                struct mgmt_mode *cp = cmd->param;
+
+                if (cp->val)
+                        set_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags);
+                else
+                        clear_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags);
+
                 send_settings_rsp(cmd->sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev);
                 new_settings(hdev, cmd->sk);
         }
@@ -2959,6 +2969,12 @@ static int set_fast_connectable(struct sock *sk, struct hci_dev *hdev,
                 goto unlock;
         }
 
+        if (!!cp->val == test_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags)) {
+                err = send_settings_rsp(sk, MGMT_OP_SET_FAST_CONNECTABLE,
+                                        hdev);
+                goto unlock;
+        }
+
         if (cp->val) {
                 type = PAGE_SCAN_TYPE_INTERLACED;