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path: root/drivers/net/ethernet/arc/emac_main.c
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Diffstat (limited to 'drivers/net/ethernet/arc/emac_main.c')
-rw-r--r--drivers/net/ethernet/arc/emac_main.c44
1 files changed, 24 insertions, 20 deletions
diff --git a/drivers/net/ethernet/arc/emac_main.c b/drivers/net/ethernet/arc/emac_main.c
index 67b8113a2b53..8283aeee35fb 100644
--- a/drivers/net/ethernet/arc/emac_main.c
+++ b/drivers/net/ethernet/arc/emac_main.c
@@ -15,11 +15,11 @@
#include <linux/interrupt.h>
#include <linux/io.h>
#include <linux/module.h>
+#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/of_irq.h>
#include <linux/of_mdio.h>
#include <linux/of_net.h>
-#include <linux/of_platform.h>
#include "emac.h"
@@ -91,7 +91,7 @@ static void arc_emac_get_drvinfo(struct net_device *ndev,
{
struct arc_emac_priv *priv = netdev_priv(ndev);
- strlcpy(info->driver, priv->drv_name, sizeof(info->driver));
+ strscpy(info->driver, priv->drv_name, sizeof(info->driver));
}
static const struct ethtool_ops arc_emac_ethtool_ops = {
@@ -111,6 +111,7 @@ static void arc_emac_tx_clean(struct net_device *ndev)
{
struct arc_emac_priv *priv = netdev_priv(ndev);
struct net_device_stats *stats = &ndev->stats;
+ struct device *dev = ndev->dev.parent;
unsigned int i;
for (i = 0; i < TX_BD_NUM; i++) {
@@ -140,7 +141,7 @@ static void arc_emac_tx_clean(struct net_device *ndev)
stats->tx_bytes += skb->len;
}
- dma_unmap_single(&ndev->dev, dma_unmap_addr(tx_buff, addr),
+ dma_unmap_single(dev, dma_unmap_addr(tx_buff, addr),
dma_unmap_len(tx_buff, len), DMA_TO_DEVICE);
/* return the sk_buff to system */
@@ -174,6 +175,7 @@ static void arc_emac_tx_clean(struct net_device *ndev)
static int arc_emac_rx(struct net_device *ndev, int budget)
{
struct arc_emac_priv *priv = netdev_priv(ndev);
+ struct device *dev = ndev->dev.parent;
unsigned int work_done;
for (work_done = 0; work_done < budget; work_done++) {
@@ -223,9 +225,9 @@ static int arc_emac_rx(struct net_device *ndev, int budget)
continue;
}
- addr = dma_map_single(&ndev->dev, (void *)skb->data,
+ addr = dma_map_single(dev, (void *)skb->data,
EMAC_BUFFER_SIZE, DMA_FROM_DEVICE);
- if (dma_mapping_error(&ndev->dev, addr)) {
+ if (dma_mapping_error(dev, addr)) {
if (net_ratelimit())
netdev_err(ndev, "cannot map dma buffer\n");
dev_kfree_skb(skb);
@@ -237,7 +239,7 @@ static int arc_emac_rx(struct net_device *ndev, int budget)
}
/* unmap previosly mapped skb */
- dma_unmap_single(&ndev->dev, dma_unmap_addr(rx_buff, addr),
+ dma_unmap_single(dev, dma_unmap_addr(rx_buff, addr),
dma_unmap_len(rx_buff, len), DMA_FROM_DEVICE);
pktlen = info & LEN_MASK;
@@ -423,6 +425,7 @@ static int arc_emac_open(struct net_device *ndev)
{
struct arc_emac_priv *priv = netdev_priv(ndev);
struct phy_device *phy_dev = ndev->phydev;
+ struct device *dev = ndev->dev.parent;
int i;
phy_dev->autoneg = AUTONEG_ENABLE;
@@ -445,9 +448,9 @@ static int arc_emac_open(struct net_device *ndev)
if (unlikely(!rx_buff->skb))
return -ENOMEM;
- addr = dma_map_single(&ndev->dev, (void *)rx_buff->skb->data,
+ addr = dma_map_single(dev, (void *)rx_buff->skb->data,
EMAC_BUFFER_SIZE, DMA_FROM_DEVICE);
- if (dma_mapping_error(&ndev->dev, addr)) {
+ if (dma_mapping_error(dev, addr)) {
netdev_err(ndev, "cannot dma map\n");
dev_kfree_skb(rx_buff->skb);
return -ENOMEM;
@@ -548,6 +551,7 @@ static void arc_emac_set_rx_mode(struct net_device *ndev)
static void arc_free_tx_queue(struct net_device *ndev)
{
struct arc_emac_priv *priv = netdev_priv(ndev);
+ struct device *dev = ndev->dev.parent;
unsigned int i;
for (i = 0; i < TX_BD_NUM; i++) {
@@ -555,7 +559,7 @@ static void arc_free_tx_queue(struct net_device *ndev)
struct buffer_state *tx_buff = &priv->tx_buff[i];
if (tx_buff->skb) {
- dma_unmap_single(&ndev->dev,
+ dma_unmap_single(dev,
dma_unmap_addr(tx_buff, addr),
dma_unmap_len(tx_buff, len),
DMA_TO_DEVICE);
@@ -579,6 +583,7 @@ static void arc_free_tx_queue(struct net_device *ndev)
static void arc_free_rx_queue(struct net_device *ndev)
{
struct arc_emac_priv *priv = netdev_priv(ndev);
+ struct device *dev = ndev->dev.parent;
unsigned int i;
for (i = 0; i < RX_BD_NUM; i++) {
@@ -586,7 +591,7 @@ static void arc_free_rx_queue(struct net_device *ndev)
struct buffer_state *rx_buff = &priv->rx_buff[i];
if (rx_buff->skb) {
- dma_unmap_single(&ndev->dev,
+ dma_unmap_single(dev,
dma_unmap_addr(rx_buff, addr),
dma_unmap_len(rx_buff, len),
DMA_FROM_DEVICE);
@@ -679,6 +684,7 @@ static netdev_tx_t arc_emac_tx(struct sk_buff *skb, struct net_device *ndev)
unsigned int len, *txbd_curr = &priv->txbd_curr;
struct net_device_stats *stats = &ndev->stats;
__le32 *info = &priv->txbd[*txbd_curr].info;
+ struct device *dev = ndev->dev.parent;
dma_addr_t addr;
if (skb_padto(skb, ETH_ZLEN))
@@ -692,10 +698,9 @@ static netdev_tx_t arc_emac_tx(struct sk_buff *skb, struct net_device *ndev)
return NETDEV_TX_BUSY;
}
- addr = dma_map_single(&ndev->dev, (void *)skb->data, len,
- DMA_TO_DEVICE);
+ addr = dma_map_single(dev, (void *)skb->data, len, DMA_TO_DEVICE);
- if (unlikely(dma_mapping_error(&ndev->dev, addr))) {
+ if (unlikely(dma_mapping_error(dev, addr))) {
stats->tx_dropped++;
stats->tx_errors++;
dev_kfree_skb_any(skb);
@@ -773,7 +778,7 @@ static int arc_emac_set_address(struct net_device *ndev, void *p)
if (!is_valid_ether_addr(addr->sa_data))
return -EADDRNOTAVAIL;
- memcpy(ndev->dev_addr, addr->sa_data, ndev->addr_len);
+ eth_hw_addr_set(ndev, addr->sa_data);
arc_emac_set_address_internal(ndev);
@@ -844,7 +849,7 @@ static const struct net_device_ops arc_emac_netdev_ops = {
.ndo_set_mac_address = arc_emac_set_address,
.ndo_get_stats = arc_emac_stats,
.ndo_set_rx_mode = arc_emac_set_rx_mode,
- .ndo_do_ioctl = phy_do_ioctl_running,
+ .ndo_eth_ioctl = phy_do_ioctl_running,
#ifdef CONFIG_NET_POLL_CONTROLLER
.ndo_poll_controller = arc_emac_poll_controller,
#endif
@@ -941,7 +946,7 @@ int arc_emac_probe(struct net_device *ndev, int interface)
}
/* Get MAC address from device tree */
- err = of_get_mac_address(dev->of_node, ndev->dev_addr);
+ err = of_get_ethdev_address(dev->of_node, ndev);
if (err)
eth_hw_addr_random(ndev);
@@ -981,7 +986,8 @@ int arc_emac_probe(struct net_device *ndev, int interface)
dev_info(dev, "connected to %s phy with id 0x%x\n",
phydev->drv->name, phydev->phy_id);
- netif_napi_add(ndev, &priv->napi, arc_emac_poll, ARC_EMAC_NAPI_WEIGHT);
+ netif_napi_add_weight(ndev, &priv->napi, arc_emac_poll,
+ ARC_EMAC_NAPI_WEIGHT);
err = register_netdev(ndev);
if (err) {
@@ -1007,7 +1013,7 @@ out_put_node:
}
EXPORT_SYMBOL_GPL(arc_emac_probe);
-int arc_emac_remove(struct net_device *ndev)
+void arc_emac_remove(struct net_device *ndev)
{
struct arc_emac_priv *priv = netdev_priv(ndev);
@@ -1018,8 +1024,6 @@ int arc_emac_remove(struct net_device *ndev)
if (!IS_ERR(priv->clk))
clk_disable_unprepare(priv->clk);
-
- return 0;
}
EXPORT_SYMBOL_GPL(arc_emac_remove);
generated by cgit (git 2.34.1) at 2025-12-24 19:42:23 +0000