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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-09-09 08:40:22 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-09-09 08:40:22 +0200
commitf299cd11f7539482e87b2d2d527968a26b33f0ec (patch)
treeabc4443b5666f567f3b83bf2a0cefe87a8930101 /net/bluetooth/hci_sync.c
parent9c0c11bb87b09a8b7cdc21ca1090e7b36abe9d09 (diff)
parentda3ea35007d0af457a0afc87e84fddaebc4e0b63 (diff)
Merge 6.11-rc7 into usb-next
We need the USB fixes in here as well, and this also resolves the merge conflict in: drivers/usb/typec/ucsi/ucsi.c Reported-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/bluetooth/hci_sync.c')
-rw-r--r--net/bluetooth/hci_sync.c42
1 files changed, 40 insertions, 2 deletions
diff --git a/net/bluetooth/hci_sync.c b/net/bluetooth/hci_sync.c
index e79cd40bd079..5533e6f561b3 100644
--- a/net/bluetooth/hci_sync.c
+++ b/net/bluetooth/hci_sync.c
@@ -112,7 +112,7 @@ static void hci_cmd_sync_add(struct hci_request *req, u16 opcode, u32 plen,
skb_queue_tail(&req->cmd_q, skb);
}
-static int hci_cmd_sync_run(struct hci_request *req)
+static int hci_req_sync_run(struct hci_request *req)
{
struct hci_dev *hdev = req->hdev;
struct sk_buff *skb;
@@ -169,7 +169,7 @@ struct sk_buff *__hci_cmd_sync_sk(struct hci_dev *hdev, u16 opcode, u32 plen,
hdev->req_status = HCI_REQ_PEND;
- err = hci_cmd_sync_run(&req);
+ err = hci_req_sync_run(&req);
if (err < 0)
return ERR_PTR(err);
@@ -782,6 +782,44 @@ int hci_cmd_sync_queue_once(struct hci_dev *hdev, hci_cmd_sync_work_func_t func,
}
EXPORT_SYMBOL(hci_cmd_sync_queue_once);
+/* Run HCI command:
+ *
+ * - hdev must be running
+ * - if on cmd_sync_work then run immediately otherwise queue
+ */
+int hci_cmd_sync_run(struct hci_dev *hdev, hci_cmd_sync_work_func_t func,
+ void *data, hci_cmd_sync_work_destroy_t destroy)
+{
+ /* Only queue command if hdev is running which means it had been opened
+ * and is either on init phase or is already up.
+ */
+ if (!test_bit(HCI_RUNNING, &hdev->flags))
+ return -ENETDOWN;
+
+ /* If on cmd_sync_work then run immediately otherwise queue */
+ if (current_work() == &hdev->cmd_sync_work)
+ return func(hdev, data);
+
+ return hci_cmd_sync_submit(hdev, func, data, destroy);
+}
+EXPORT_SYMBOL(hci_cmd_sync_run);
+
+/* Run HCI command entry once:
+ *
+ * - Lookup if an entry already exist and only if it doesn't creates a new entry
+ * and run it.
+ * - if on cmd_sync_work then run immediately otherwise queue
+ */
+int hci_cmd_sync_run_once(struct hci_dev *hdev, hci_cmd_sync_work_func_t func,
+ void *data, hci_cmd_sync_work_destroy_t destroy)
+{
+ if (hci_cmd_sync_lookup_entry(hdev, func, data, destroy))
+ return 0;
+
+ return hci_cmd_sync_run(hdev, func, data, destroy);
+}
+EXPORT_SYMBOL(hci_cmd_sync_run_once);
+
/* Lookup HCI command entry:
*
* - Return first entry that matches by function callback or data or