diff options
| author | Sascha Hauer <s.hauer@pengutronix.de> | 2023-02-10 12:16:31 +0100 |
|---|---|---|
| committer | Kalle Valo <kvalo@kernel.org> | 2023-02-15 09:50:21 +0200 |
| commit | 07ce9fa6ab0e5e4cb5516a1f7c754ab2758fe5cd (patch) | |
| tree | 4645eeb7a26af901aece6e6e9710cc7d3731187a /drivers/net/wireless | |
| parent | 7869b834fb07c79933229840c98b02bbb7bd0d75 (diff) | |
| download | linux-07ce9fa6ab0e5e4cb5516a1f7c754ab2758fe5cd.tar.gz | |
wifi: rtw88: usb: send Zero length packets if necessary
Zero length packets are necessary when sending URBs with size
multiple of bulkout_size, otherwise the hardware just stalls.
Fixes: a82dfd33d1237 ("wifi: rtw88: Add common USB chip support")
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Reviewed-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20230210111632.1985205-3-s.hauer@pengutronix.de
Diffstat (limited to 'drivers/net/wireless')
| -rw-r--r-- | drivers/net/wireless/realtek/rtw88/usb.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtw88/usb.c b/drivers/net/wireless/realtek/rtw88/usb.c index d9e995544e40..1a09c9288198 100644 --- a/drivers/net/wireless/realtek/rtw88/usb.c +++ b/drivers/net/wireless/realtek/rtw88/usb.c @@ -271,6 +271,7 @@ static int rtw_usb_write_port(struct rtw_dev *rtwdev, u8 qsel, struct sk_buff *s return -ENOMEM; usb_fill_bulk_urb(urb, usbd, pipe, skb->data, skb->len, cb, context); + urb->transfer_flags |= URB_ZERO_PACKET; ret = usb_submit_urb(urb, GFP_ATOMIC); usb_free_urb(urb); |