diff options
| author | Luiz Augusto von Dentz <luiz.von.dentz@intel.com> | 2021-08-03 01:56:18 +0200 |
|---|---|---|
| committer | Marcel Holtmann <marcel@holtmann.org> | 2021-08-03 23:30:49 +0200 |
| commit | 102793136ce9dacae77c2d1f8dd6878b480f4b95 (patch) | |
| tree | 8152b6a0c0491514ea36160fba6f85ae130a2edb | |
| parent | Bluetooth: btusb: Enable MSFT extension for Mediatek Chip (MT7921) (diff) | |
| download | linux-102793136ce9dacae77c2d1f8dd6878b480f4b95.tar.xz linux-102793136ce9dacae77c2d1f8dd6878b480f4b95.zip | |
Bluetooth: HCI: Add proper tracking for enable status of adv instances
This adds a field to track if advertising instances are enabled or not
and only clear HCI_LE_ADV flag if there is no instance left advertising.
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
| -rw-r--r-- | include/net/bluetooth/hci_core.h | 1 | ||||
| -rw-r--r-- | net/bluetooth/hci_event.c | 28 |
2 files changed, 29 insertions, 0 deletions
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index 4abe3c494002..b79b31359bf8 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -221,6 +221,7 @@ struct oob_data { struct adv_info { struct list_head list; + bool enabled; bool pending; __u8 instance; __u32 flags; diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index ea7fc09478be..35c5cc9f91b0 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -1277,7 +1277,9 @@ static void hci_cc_le_set_ext_adv_enable(struct hci_dev *hdev, struct sk_buff *skb) { struct hci_cp_le_set_ext_adv_enable *cp; + struct hci_cp_ext_adv_set *set; __u8 status = *((__u8 *) skb->data); + struct adv_info *adv = NULL, *n; BT_DBG("%s status 0x%2.2x", hdev->name, status); @@ -1288,22 +1290,48 @@ static void hci_cc_le_set_ext_adv_enable(struct hci_dev *hdev, if (!cp) return; + set = (void *)cp->data; + hci_dev_lock(hdev); + if (cp->num_of_sets) + adv = hci_find_adv_instance(hdev, set->handle); + if (cp->enable) { struct hci_conn *conn; hci_dev_set_flag(hdev, HCI_LE_ADV); + if (adv) + adv->enabled = true; + conn = hci_lookup_le_connect(hdev); if (conn) queue_delayed_work(hdev->workqueue, &conn->le_conn_timeout, conn->conn_timeout); } else { + if (adv) { + adv->enabled = false; + /* If just one instance was disabled check if there are + * any other instance enabled before clearing HCI_LE_ADV + */ + list_for_each_entry_safe(adv, n, &hdev->adv_instances, + list) { + if (adv->enabled) + goto unlock; + } + } else { + /* All instances shall be considered disabled */ + list_for_each_entry_safe(adv, n, &hdev->adv_instances, + list) + adv->enabled = false; + } + hci_dev_clear_flag(hdev, HCI_LE_ADV); } +unlock: hci_dev_unlock(hdev); } |