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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 17:35:05 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 17:39:31 +0000
commit85c675d0d09a45a135bddd15d7b385f8758c32fb (patch)
tree76267dbc9b9a130337be3640948fe397b04ac629 /net/bluetooth/hci_conn.c
parentAdding upstream version 6.6.15. (diff)
downloadlinux-85c675d0d09a45a135bddd15d7b385f8758c32fb.tar.xz
linux-85c675d0d09a45a135bddd15d7b385f8758c32fb.zip
Adding upstream version 6.7.7.upstream/6.7.7
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'net/bluetooth/hci_conn.c')
-rw-r--r--net/bluetooth/hci_conn.c59
1 files changed, 50 insertions, 9 deletions
diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
index 1fdf4b9053..d01db89fcb 100644
--- a/net/bluetooth/hci_conn.c
+++ b/net/bluetooth/hci_conn.c
@@ -760,6 +760,7 @@ static int terminate_big_sync(struct hci_dev *hdev, void *data)
bt_dev_dbg(hdev, "big 0x%2.2x bis 0x%2.2x", d->big, d->bis);
+ hci_disable_per_advertising_sync(hdev, d->bis);
hci_remove_ext_adv_instance_sync(hdev, d->bis, NULL);
/* Only terminate BIG if it has been created */
@@ -815,6 +816,17 @@ static int big_terminate_sync(struct hci_dev *hdev, void *data)
return 0;
}
+static void find_bis(struct hci_conn *conn, void *data)
+{
+ struct iso_list_data *d = data;
+
+ /* Ignore if BIG doesn't match */
+ if (d->big != conn->iso_qos.bcast.big)
+ return;
+
+ d->count++;
+}
+
static int hci_le_big_terminate(struct hci_dev *hdev, u8 big, struct hci_conn *conn)
{
struct iso_list_data *d;
@@ -826,10 +838,27 @@ static int hci_le_big_terminate(struct hci_dev *hdev, u8 big, struct hci_conn *c
if (!d)
return -ENOMEM;
+ memset(d, 0, sizeof(*d));
d->big = big;
d->sync_handle = conn->sync_handle;
- d->pa_sync_term = test_and_clear_bit(HCI_CONN_PA_SYNC, &conn->flags);
- d->big_sync_term = test_and_clear_bit(HCI_CONN_BIG_SYNC, &conn->flags);
+
+ if (test_and_clear_bit(HCI_CONN_PA_SYNC, &conn->flags)) {
+ hci_conn_hash_list_flag(hdev, find_bis, ISO_LINK,
+ HCI_CONN_PA_SYNC, d);
+
+ if (!d->count)
+ d->pa_sync_term = true;
+
+ d->count = 0;
+ }
+
+ if (test_and_clear_bit(HCI_CONN_BIG_SYNC, &conn->flags)) {
+ hci_conn_hash_list_flag(hdev, find_bis, ISO_LINK,
+ HCI_CONN_BIG_SYNC, d);
+
+ if (!d->count)
+ d->big_sync_term = true;
+ }
ret = hci_cmd_sync_queue(hdev, big_terminate_sync, d,
terminate_big_destroy);
@@ -865,12 +894,6 @@ static void bis_cleanup(struct hci_conn *conn)
hci_le_terminate_big(hdev, conn);
} else {
- bis = hci_conn_hash_lookup_big_any_dst(hdev,
- conn->iso_qos.bcast.big);
-
- if (bis)
- return;
-
hci_le_big_terminate(hdev, conn->iso_qos.bcast.big,
conn);
}
@@ -1250,6 +1273,12 @@ void hci_conn_failed(struct hci_conn *conn, u8 status)
break;
}
+ /* In case of BIG/PA sync failed, clear conn flags so that
+ * the conns will be correctly cleaned up by ISO layer
+ */
+ test_and_clear_bit(HCI_CONN_BIG_SYNC_FAILED, &conn->flags);
+ test_and_clear_bit(HCI_CONN_PA_SYNC_FAILED, &conn->flags);
+
conn->state = BT_CLOSED;
hci_connect_cfm(conn, status);
hci_conn_del(conn);
@@ -1492,6 +1521,18 @@ static int qos_set_bis(struct hci_dev *hdev, struct bt_iso_qos *qos)
/* Allocate BIS if not set */
if (qos->bcast.bis == BT_ISO_QOS_BIS_UNSET) {
+ if (qos->bcast.big != BT_ISO_QOS_BIG_UNSET) {
+ conn = hci_conn_hash_lookup_big(hdev, qos->bcast.big);
+
+ if (conn) {
+ /* If the BIG handle is already matched to an advertising
+ * handle, do not allocate a new one.
+ */
+ qos->bcast.bis = conn->iso_qos.bcast.bis;
+ return 0;
+ }
+ }
+
/* Find an unused adv set to advertise BIS, skip instance 0x00
* since it is reserved as general purpose set.
*/
@@ -2145,7 +2186,7 @@ int hci_le_big_create_sync(struct hci_dev *hdev, struct hci_conn *hcon,
} pdu;
int err;
- if (num_bis > sizeof(pdu.bis))
+ if (num_bis < 0x01 || num_bis > sizeof(pdu.bis))
return -EINVAL;
err = qos_set_big(hdev, qos);