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path: root/drivers/net/can/pch_can.c
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Diffstat (limited to 'drivers/net/can/pch_can.c')
-rw-r--r--drivers/net/can/pch_can.c19
1 files changed, 13 insertions, 6 deletions
diff --git a/drivers/net/can/pch_can.c b/drivers/net/can/pch_can.c
index 888bef03de09..2a44b2803e55 100644
--- a/drivers/net/can/pch_can.c
+++ b/drivers/net/can/pch_can.c
@@ -6,6 +6,7 @@
#include <linux/interrupt.h>
#include <linux/delay.h>
+#include <linux/ethtool.h>
#include <linux/io.h>
#include <linux/module.h>
#include <linux/sched.h>
@@ -489,6 +490,7 @@ static void pch_can_error(struct net_device *ndev, u32 status)
if (!skb)
return;
+ errc = ioread32(&priv->regs->errc);
if (status & PCH_BUS_OFF) {
pch_can_set_tx_all(priv, 0);
pch_can_set_rx_all(priv, 0);
@@ -496,9 +498,12 @@ static void pch_can_error(struct net_device *ndev, u32 status)
cf->can_id |= CAN_ERR_BUSOFF;
priv->can.can_stats.bus_off++;
can_bus_off(ndev);
+ } else {
+ cf->can_id |= CAN_ERR_CNT;
+ cf->data[6] = errc & PCH_TEC;
+ cf->data[7] = (errc & PCH_REC) >> 8;
}
- errc = ioread32(&priv->regs->errc);
/* Warning interrupt. */
if (status & PCH_EWARN) {
state = CAN_STATE_ERROR_WARNING;
@@ -556,9 +561,6 @@ static void pch_can_error(struct net_device *ndev, u32 status)
break;
}
- cf->data[6] = errc & PCH_TEC;
- cf->data[7] = (errc & PCH_REC) >> 8;
-
priv->can.state = state;
netif_receive_skb(skb);
}
@@ -880,7 +882,7 @@ static netdev_tx_t pch_xmit(struct sk_buff *skb, struct net_device *ndev)
int i;
u32 id2;
- if (can_dropped_invalid_skb(ndev, skb))
+ if (can_dev_dropped_skb(ndev, skb))
return NETDEV_TX_OK;
tx_obj_no = priv->tx_obj;
@@ -937,6 +939,10 @@ static const struct net_device_ops pch_can_netdev_ops = {
.ndo_change_mtu = can_change_mtu,
};
+static const struct ethtool_ops pch_can_ethtool_ops = {
+ .get_ts_info = ethtool_op_get_ts_info,
+};
+
static void pch_can_remove(struct pci_dev *pdev)
{
struct net_device *ndev = pci_get_drvdata(pdev);
@@ -1187,9 +1193,10 @@ static int pch_can_probe(struct pci_dev *pdev,
pci_set_drvdata(pdev, ndev);
SET_NETDEV_DEV(ndev, &pdev->dev);
ndev->netdev_ops = &pch_can_netdev_ops;
+ ndev->ethtool_ops = &pch_can_ethtool_ops;
priv->can.clock.freq = PCH_CAN_CLK; /* Hz */
- netif_napi_add(ndev, &priv->napi, pch_can_poll, PCH_RX_OBJ_END);
+ netif_napi_add_weight(ndev, &priv->napi, pch_can_poll, PCH_RX_OBJ_END);
rc = pci_enable_msi(priv->dev);
if (rc) {