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authorArman Uguray <armansito@chromium.org>2015-03-25 18:53:40 -0700
committerMarcel Holtmann <marcel@holtmann.org>2015-03-26 03:30:28 +0100
commite7a685d316e7d4b64cd3b2811687b0270d590386 (patch)
tree132a7990c834e6d13951b960848d31942e9109a8 /net/bluetooth
parent495099962138732c28449d07f3b1988836659851 (diff)
downloadop-kernel-dev-e7a685d316e7d4b64cd3b2811687b0270d590386.zip
op-kernel-dev-e7a685d316e7d4b64cd3b2811687b0270d590386.tar.gz
Bluetooth: Support the "connectable mode" adv flag
This patch adds support for the "connectable mode" flag of the Add Advertising command. Signed-off-by: Arman Uguray <armansito@chromium.org> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'net/bluetooth')
-rw-r--r--net/bluetooth/mgmt.c87
1 files changed, 56 insertions, 31 deletions
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index f95937c..672ff5b 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -1013,11 +1013,8 @@ static void update_adv_data_for_instance(struct hci_request *req, u8 instance)
hci_req_add(req, HCI_OP_LE_SET_ADV_DATA, sizeof(cp), &cp);
}
-static void update_adv_data(struct hci_request *req)
+static u8 get_current_adv_instance(struct hci_dev *hdev)
{
- struct hci_dev *hdev = req->hdev;
- u8 instance;
-
/* The "Set Advertising" setting supersedes the "Add Advertising"
* setting. Here we set the advertising data based on which
* setting was set. When neither apply, default to the global settings,
@@ -1025,9 +1022,54 @@ static void update_adv_data(struct hci_request *req)
*/
if (hci_dev_test_flag(hdev, HCI_ADVERTISING_INSTANCE) &&
!hci_dev_test_flag(hdev, HCI_ADVERTISING))
- instance = 0x01;
- else
- instance = 0x00;
+ return 0x01;
+
+ return 0x00;
+}
+
+static bool get_connectable(struct hci_dev *hdev)
+{
+ struct mgmt_pending_cmd *cmd;
+
+ /* If there's a pending mgmt command the flag will not yet have
+ * it's final value, so check for this first.
+ */
+ cmd = pending_find(MGMT_OP_SET_CONNECTABLE, hdev);
+ if (cmd) {
+ struct mgmt_mode *cp = cmd->param;
+
+ return cp->val;
+ }
+
+ return hci_dev_test_flag(hdev, HCI_CONNECTABLE);
+}
+
+static u32 get_adv_instance_flags(struct hci_dev *hdev, u8 instance)
+{
+ u32 flags;
+
+ if (instance > 0x01)
+ return 0;
+
+ if (instance == 1)
+ return hdev->adv_instance.flags;
+
+ flags = 0;
+
+ /* For instance 0, assemble the flags from global settings */
+ if (hci_dev_test_flag(hdev, HCI_ADVERTISING_CONNECTABLE) ||
+ get_connectable(hdev))
+ flags |= MGMT_ADV_FLAG_CONNECTABLE;
+
+ /* TODO: Add the rest of the flags */
+
+ return flags;
+}
+
+static void update_adv_data(struct hci_request *req)
+{
+ struct hci_dev *hdev = req->hdev;
+ u8 instance = get_current_adv_instance(hdev);
update_adv_data_for_instance(req, instance);
}
@@ -1159,22 +1201,6 @@ static void update_class(struct hci_request *req)
hci_req_add(req, HCI_OP_WRITE_CLASS_OF_DEV, sizeof(cod), cod);
}
-static bool get_connectable(struct hci_dev *hdev)
-{
- struct mgmt_pending_cmd *cmd;
-
- /* If there's a pending mgmt command the flag will not yet have
- * it's final value, so check for this first.
- */
- cmd = pending_find(MGMT_OP_SET_CONNECTABLE, hdev);
- if (cmd) {
- struct mgmt_mode *cp = cmd->param;
- return cp->val;
- }
-
- return hci_dev_test_flag(hdev, HCI_CONNECTABLE);
-}
-
static void disable_advertising(struct hci_request *req)
{
u8 enable = 0x00;
@@ -1188,6 +1214,8 @@ static void enable_advertising(struct hci_request *req)
struct hci_cp_le_set_adv_param cp;
u8 own_addr_type, enable = 0x01;
bool connectable;
+ u8 instance;
+ u32 flags;
if (hci_conn_num(hdev, LE_LINK) > 0)
return;
@@ -1202,10 +1230,9 @@ static void enable_advertising(struct hci_request *req)
*/
hci_dev_clear_flag(hdev, HCI_LE_ADV);
- if (hci_dev_test_flag(hdev, HCI_ADVERTISING_CONNECTABLE))
- connectable = true;
- else
- connectable = get_connectable(hdev);
+ instance = get_current_adv_instance(hdev);
+ flags = get_adv_instance_flags(hdev, instance);
+ connectable = (flags & MGMT_ADV_FLAG_CONNECTABLE);
/* Set require_privacy to true only when non-connectable
* advertising is used. In that case it is fine to use a
@@ -6623,10 +6650,8 @@ static int add_advertising(struct sock *sk, struct hci_dev *hdev,
flags = __le32_to_cpu(cp->flags);
timeout = __le16_to_cpu(cp->timeout);
- /* The current implementation only supports adding one instance and
- * doesn't support flags.
- */
- if (cp->instance != 0x01 || flags)
+ /* The current implementation only supports adding one instance */
+ if (cp->instance != 0x01)
return mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING,
MGMT_STATUS_INVALID_PARAMS);
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