diff mbox series

[5.12,135/242] Bluetooth: btusb: Fixed too many in-token issue for Mediatek Chip.

Message ID 20210715182616.782295134@linuxfoundation.org
State New
Headers show
Series None | expand

Commit Message

Greg KH July 15, 2021, 6:38 p.m. UTC 
From: mark-yw.chen <mark-yw.chen@mediatek.com>

[ 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>
---
 drivers/bluetooth/btusb.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)
diff mbox series

Patch

diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index ddc7b86725cd..b3ba5a9dc5fc 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -3377,11 +3377,6 @@  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)
@@ -3407,6 +3402,11 @@  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.