Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 5.10 116/215] Bluetooth: btusb: Fixed too many in-token issue for Mediatek Chip. | Date | Thu, 15 Jul 2021 20:38:08 +0200 |
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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 --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index b1f0b13cc8bc..8195333e5665 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -2963,11 +2963,6 @@ 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) @@ -2989,6 +2984,11 @@ 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. -- 2.30.2
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