[PATCH v3 2/4] Bluetooth: btusb: mediatek: add callback function in btusb_disconnect

Chris Lu
2024-09-23T08:47:16Z

Add disconnect callback function in btusb_disconnect which is reserved
for vendor specific usage before deregister hci in btusb_disconnect.

Signed-off-by: Chris Lu <chris.lu@mediatek.com>
---
drivers/bluetooth/btusb.c | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 6cf1729a8225..dfc42bdc8aaf 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -846,6 +846,7 @@ struct btusb_data {

int (*suspend)(struct hci_dev *hdev);
int (*resume)(struct hci_dev *hdev);
+ int (*disconnect)(struct hci_dev *hdev);

int oob_wake_irq; /* irq for out-of-band wake-on-bt */
unsigned cmd_timeout_cnt;
@@ -4011,6 +4012,9 @@ static void btusb_disconnect(struct usb_interface *intf)
if (data->diag)
usb_set_intfdata(data->diag, NULL);

+ if (data->disconnect)
+ data->disconnect(hdev);
+
hci_unregister_dev(hdev);

if (intf == data->intf) {
--
2.18.0