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Bluetooth: btusb: Fixed too many in-token issue for Mediatek Chip.

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[ Upstream commit 8454ed9ff9647e31e061fb5eb2e39ce79bc5e960 ]

This patch reduce in-token during download patch procedure.
Don't submit urb for polling event before sending hci command.

Signed-off-by: mark-yw.chen <mark-yw.chen@mediatek.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
mark-yw.chen 2021-04-12 23:06:26 +08:00 committed by Greg Kroah-Hartman
parent 032c68b4f5
commit a27610321c
1 changed files with 5 additions and 5 deletions
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10
drivers/bluetooth/btusb.c
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@ -2700,11 +2700,6 @@ static int btusb_mtk_hci_wmt_sync(struct hci_dev *hdev,
struct btmtk_wmt_hdr *hdr;
int err;
/* Submit control IN URB on demand to process the WMT event */
err = btusb_mtk_submit_wmt_recv_urb(hdev);
if (err < 0)
return err;
/* Send the WMT command and wait until the WMT event returns */
hlen = sizeof(*hdr) + wmt_params->dlen;
if (hlen > 255)
@ -2726,6 +2721,11 @@ static int btusb_mtk_hci_wmt_sync(struct hci_dev *hdev,
return err;
}
/* Submit control IN URB on demand to process the WMT event */
err = btusb_mtk_submit_wmt_recv_urb(hdev);
if (err < 0)
return err;
/* The vendor specific WMT commands are all answered by a vendor
* specific event and will have the Command Status or Command
* Complete as with usual HCI command flow control.