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Bluetooth: btusb: add callback function in btusb suspend/resume

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Add suspend/resum callback function in btusb_data which are reserved
for vendor specific usage during suspend/resume. hdev->suspend will be
added before stop traffic in btusb_suspend and hdev-> resume will be
added after resubmit urb in btusb_resume.

Signed-off-by: Chris Lu <chris.lu@mediatek.com>
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
This commit is contained in:
Chris Lu 2024-07-04 14:01:12 +08:00 committed by Luiz Augusto von Dentz
parent d3e6236053
commit 95f92928ad
1 changed files with 9 additions and 0 deletions
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9
drivers/bluetooth/btusb.c
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@ -895,6 +895,9 @@ struct btusb_data {
int (*setup_on_usb)(struct hci_dev *hdev);
int (*suspend)(struct hci_dev *hdev);
int (*resume)(struct hci_dev *hdev);
int oob_wake_irq; /* irq for out-of-band wake-on-bt */
unsigned cmd_timeout_cnt;
@ -4769,6 +4772,9 @@ static int btusb_suspend(struct usb_interface *intf, pm_message_t message)
cancel_work_sync(&data->work);
if (data->suspend)
data->suspend(data->hdev);
btusb_stop_traffic(data);
usb_kill_anchored_urbs(&data->tx_anchor);
@ -4872,6 +4878,9 @@ static int btusb_resume(struct usb_interface *intf)
btusb_submit_isoc_urb(hdev, GFP_NOIO);
}
if (data->resume)
data->resume(hdev);
spin_lock_irq(&data->txlock);
play_deferred(data);
clear_bit(BTUSB_SUSPENDING, &data->flags);