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path: root/drivers/net/can
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Diffstat (limited to 'drivers/net/can')
-rw-r--r--drivers/net/can/dev.c17
-rw-r--r--drivers/net/can/usb/ems_usb.c5
2 files changed, 21 insertions, 1 deletions
diff --git a/drivers/net/can/dev.c b/drivers/net/can/dev.c
index f0b9a1e1db46..564e31c9fee4 100644
--- a/drivers/net/can/dev.c
+++ b/drivers/net/can/dev.c
@@ -589,6 +589,22 @@ static int can_changelink(struct net_device *dev,
589 return 0; 589 return 0;
590} 590}
591 591
592static size_t can_get_size(const struct net_device *dev)
593{
594 struct can_priv *priv = netdev_priv(dev);
595 size_t size;
596
597 size = nla_total_size(sizeof(u32)); /* IFLA_CAN_STATE */
598 size += sizeof(struct can_ctrlmode); /* IFLA_CAN_CTRLMODE */
599 size += nla_total_size(sizeof(u32)); /* IFLA_CAN_RESTART_MS */
600 size += sizeof(struct can_bittiming); /* IFLA_CAN_BITTIMING */
601 size += sizeof(struct can_clock); /* IFLA_CAN_CLOCK */
602 if (priv->bittiming_const) /* IFLA_CAN_BITTIMING_CONST */
603 size += sizeof(struct can_bittiming_const);
604
605 return size;
606}
607
592static int can_fill_info(struct sk_buff *skb, const struct net_device *dev) 608static int can_fill_info(struct sk_buff *skb, const struct net_device *dev)
593{ 609{
594 struct can_priv *priv = netdev_priv(dev); 610 struct can_priv *priv = netdev_priv(dev);
@@ -639,6 +655,7 @@ static struct rtnl_link_ops can_link_ops __read_mostly = {
639 .setup = can_setup, 655 .setup = can_setup,
640 .newlink = can_newlink, 656 .newlink = can_newlink,
641 .changelink = can_changelink, 657 .changelink = can_changelink,
658 .get_size = can_get_size,
642 .fill_info = can_fill_info, 659 .fill_info = can_fill_info,
643 .fill_xstats = can_fill_xstats, 660 .fill_xstats = can_fill_xstats,
644}; 661};
diff --git a/drivers/net/can/usb/ems_usb.c b/drivers/net/can/usb/ems_usb.c
index 9012e0abc626..abdbd9c2b788 100644
--- a/drivers/net/can/usb/ems_usb.c
+++ b/drivers/net/can/usb/ems_usb.c
@@ -319,7 +319,7 @@ static void ems_usb_rx_can_msg(struct ems_usb *dev, struct ems_cpc_msg *msg)
319 319
320 cf = (struct can_frame *)skb_put(skb, sizeof(struct can_frame)); 320 cf = (struct can_frame *)skb_put(skb, sizeof(struct can_frame));
321 321
322 cf->can_id = msg->msg.can_msg.id; 322 cf->can_id = le32_to_cpu(msg->msg.can_msg.id);
323 cf->can_dlc = min_t(u8, msg->msg.can_msg.length, 8); 323 cf->can_dlc = min_t(u8, msg->msg.can_msg.length, 8);
324 324
325 if (msg->type == CPC_MSG_TYPE_EXT_CAN_FRAME 325 if (msg->type == CPC_MSG_TYPE_EXT_CAN_FRAME
@@ -813,6 +813,9 @@ static netdev_tx_t ems_usb_start_xmit(struct sk_buff *skb, struct net_device *ne
813 msg->length = CPC_CAN_MSG_MIN_SIZE + cf->can_dlc; 813 msg->length = CPC_CAN_MSG_MIN_SIZE + cf->can_dlc;
814 } 814 }
815 815
816 /* Respect byte order */
817 msg->msg.can_msg.id = cpu_to_le32(msg->msg.can_msg.id);
818
816 for (i = 0; i < MAX_TX_URBS; i++) { 819 for (i = 0; i < MAX_TX_URBS; i++) {
817 if (dev->tx_contexts[i].echo_index == MAX_TX_URBS) { 820 if (dev->tx_contexts[i].echo_index == MAX_TX_URBS) {
818 context = &dev->tx_contexts[i]; 821 context = &dev->tx_contexts[i];