@@ -687,8 +687,12 @@ static netdev_tx_t flexcan_start_xmit(struct sk_buff *skb, struct net_device *de
ctrl |= FLEXCAN_MB_CNT_RTR;
if (priv->can.ctrlmode & CAN_CTRLMODE_FD) {
- if (can_is_canfd_skb(skb))
+ if (can_is_canfd_skb(skb)) {
ctrl |= FLEXCAN_MB_CNT_EDL;
+
+ if (cf->flags & CANFD_BRS)
+ ctrl |= FLEXCAN_MB_CNT_BRS;
+ }
}
for (i = 0; i < cf->len; i += sizeof(u32)) {
@@ -909,6 +913,9 @@ static unsigned int flexcan_mailbox_read(struct can_rx_offload *offload, bool dr
if (reg_ctrl & FLEXCAN_MB_CNT_EDL) {
cf->len = can_dlc2len((reg_ctrl >> 16) & 0x0F);
+
+ if (reg_ctrl & FLEXCAN_MB_CNT_BRS)
+ cf->flags |= CANFD_BRS;
} else {
cf->len = get_can_dlc((reg_ctrl >> 16) & 0x0F);