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path: root/drivers/net/can/rcar/rcar_can.c
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Diffstat (limited to 'drivers/net/can/rcar/rcar_can.c')
-rw-r--r--drivers/net/can/rcar/rcar_can.c29
1 files changed, 14 insertions, 15 deletions
diff --git a/drivers/net/can/rcar/rcar_can.c b/drivers/net/can/rcar/rcar_can.c
index 33e37395379d..cc43c9c5e38c 100644
--- a/drivers/net/can/rcar/rcar_can.c
+++ b/drivers/net/can/rcar/rcar_can.c
@@ -10,9 +10,9 @@
#include <linux/types.h>
#include <linux/interrupt.h>
#include <linux/errno.h>
+#include <linux/ethtool.h>
#include <linux/netdevice.h>
#include <linux/platform_device.h>
-#include <linux/can/led.h>
#include <linux/can/dev.h>
#include <linux/clk.h>
#include <linux/of.h>
@@ -233,11 +233,8 @@ static void rcar_can_error(struct net_device *ndev)
if (eifr & (RCAR_CAN_EIFR_EWIF | RCAR_CAN_EIFR_EPIF)) {
txerr = readb(&priv->regs->tecr);
rxerr = readb(&priv->regs->recr);
- if (skb) {
+ if (skb)
cf->can_id |= CAN_ERR_CRTL;
- cf->data[6] = txerr;
- cf->data[7] = rxerr;
- }
}
if (eifr & RCAR_CAN_EIFR_BEIF) {
int rx_errors = 0, tx_errors = 0;
@@ -337,6 +334,10 @@ static void rcar_can_error(struct net_device *ndev)
can_bus_off(ndev);
if (skb)
cf->can_id |= CAN_ERR_BUSOFF;
+ } else if (skb) {
+ cf->can_id |= CAN_ERR_CNT;
+ cf->data[6] = txerr;
+ cf->data[7] = rxerr;
}
if (eifr & RCAR_CAN_EIFR_ORIF) {
netdev_dbg(priv->ndev, "Receive overrun error interrupt\n");
@@ -389,7 +390,6 @@ static void rcar_can_tx_done(struct net_device *ndev)
/* Clear interrupt */
isr = readb(&priv->regs->isr);
writeb(isr & ~RCAR_CAN_ISR_TXFF, &priv->regs->isr);
- can_led_event(ndev, CAN_LED_EVENT_TX);
}
static irqreturn_t rcar_can_interrupt(int irq, void *dev_id)
@@ -531,7 +531,6 @@ static int rcar_can_open(struct net_device *ndev)
ndev->irq, err);
goto out_close;
}
- can_led_event(ndev, CAN_LED_EVENT_OPEN);
rcar_can_start(ndev);
netif_start_queue(ndev);
return 0;
@@ -581,7 +580,6 @@ static int rcar_can_close(struct net_device *ndev)
clk_disable_unprepare(priv->can_clk);
clk_disable_unprepare(priv->clk);
close_candev(ndev);
- can_led_event(ndev, CAN_LED_EVENT_STOP);
return 0;
}
@@ -592,7 +590,7 @@ static netdev_tx_t rcar_can_start_xmit(struct sk_buff *skb,
struct can_frame *cf = (struct can_frame *)skb->data;
u32 data, i;
- if (can_dropped_invalid_skb(ndev, skb))
+ if (can_dev_dropped_skb(ndev, skb))
return NETDEV_TX_OK;
if (cf->can_id & CAN_EFF_FLAG) /* Extended frame format */
@@ -633,6 +631,10 @@ static const struct net_device_ops rcar_can_netdev_ops = {
.ndo_change_mtu = can_change_mtu,
};
+static const struct ethtool_ops rcar_can_ethtool_ops = {
+ .get_ts_info = ethtool_op_get_ts_info,
+};
+
static void rcar_can_rx_pkt(struct rcar_can_priv *priv)
{
struct net_device_stats *stats = &priv->ndev->stats;
@@ -666,8 +668,6 @@ static void rcar_can_rx_pkt(struct rcar_can_priv *priv)
}
stats->rx_packets++;
- can_led_event(priv->ndev, CAN_LED_EVENT_RX);
-
netif_receive_skb(skb);
}
@@ -790,6 +790,7 @@ static int rcar_can_probe(struct platform_device *pdev)
}
ndev->netdev_ops = &rcar_can_netdev_ops;
+ ndev->ethtool_ops = &rcar_can_ethtool_ops;
ndev->irq = irq;
ndev->flags |= IFF_ECHO;
priv->ndev = ndev;
@@ -803,8 +804,8 @@ static int rcar_can_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, ndev);
SET_NETDEV_DEV(ndev, &pdev->dev);
- netif_napi_add(ndev, &priv->napi, rcar_can_rx_poll,
- RCAR_CAN_NAPI_WEIGHT);
+ netif_napi_add_weight(ndev, &priv->napi, rcar_can_rx_poll,
+ RCAR_CAN_NAPI_WEIGHT);
err = register_candev(ndev);
if (err) {
dev_err(&pdev->dev, "register_candev() failed, error %d\n",
@@ -812,8 +813,6 @@ static int rcar_can_probe(struct platform_device *pdev)
goto fail_candev;
}
- devm_can_led_init(ndev);
-
dev_info(&pdev->dev, "device registered (IRQ%d)\n", ndev->irq);
return 0;