In the case of USB the TX descriptor is transmitted in the same buffer as the 802.11 frame, so add the required headroom. Signed-off-by: Bitterblue Smith <rtl8821cerfe2@xxxxxxxxx> Acked-by: Ping-Ke Shih <pkshih@xxxxxxxxxxx> --- v2: - Add Acked-by. v3: - No change. v4: - No change. --- drivers/net/wireless/realtek/rtw89/core.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/net/wireless/realtek/rtw89/core.c b/drivers/net/wireless/realtek/rtw89/core.c index fe6b19a078c5..776d2e5ce8a0 100644 --- a/drivers/net/wireless/realtek/rtw89/core.c +++ b/drivers/net/wireless/realtek/rtw89/core.c @@ -5591,6 +5591,9 @@ static int rtw89_core_register_hw(struct rtw89_dev *rtwdev) int ret; int tx_headroom = IEEE80211_HT_CTL_LEN; + if (rtwdev->hci.type == RTW89_HCI_TYPE_USB) + tx_headroom += chip->txwd_body_size + chip->txwd_info_size; + hw->vif_data_size = struct_size_t(struct rtw89_vif, links_inst, n); hw->sta_data_size = struct_size_t(struct rtw89_sta, links_inst, n); hw->txq_data_size = sizeof(struct rtw89_txq); -- 2.49.0
