From 8454ed9ff9647e31e061fb5eb2e39ce79bc5e960 Mon Sep 17 00:00:00 2001 From: "mark-yw.chen" Date: Mon, 12 Apr 2021 23:06:26 +0800 Subject: [PATCH] Bluetooth: btusb: Fixed too many in-token issue for Mediatek Chip. 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 Signed-off-by: Marcel Holtmann --- drivers/bluetooth/btusb.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index 7f6ba2c..99fd88f 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -3312,11 +3312,6 @@ 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) @@ -3342,6 +3337,11 @@ static int btusb_mtk_hci_wmt_sync(struct hci_dev *hdev, goto err_free_wc; } + /* 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. -- 2.7.4