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Diffstat (limited to 'drivers/net/ethernet/tundra/tsi108_eth.c')
-rw-r--r--drivers/net/ethernet/tundra/tsi108_eth.c136
1 files changed, 64 insertions, 72 deletions
diff --git a/drivers/net/ethernet/tundra/tsi108_eth.c b/drivers/net/ethernet/tundra/tsi108_eth.c
index c2d15d9c0c33..7e0b3d694ac0 100644
--- a/drivers/net/ethernet/tundra/tsi108_eth.c
+++ b/drivers/net/ethernet/tundra/tsi108_eth.c
@@ -1,20 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*******************************************************************************
Copyright(c) 2006 Tundra Semiconductor Corporation.
- This program is free software; you can redistribute it and/or modify it
- under the terms of the GNU General Public License as published by the Free
- Software Foundation; either version 2 of the License, or (at your option)
- any later version.
-
- This program is distributed in the hope that it will be useful, but WITHOUT
- ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- more details.
-
- You should have received a copy of the GNU General Public License along with
- this program; if not, write to the Free Software Foundation, Inc., 59
- Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*******************************************************************************/
@@ -71,9 +59,6 @@
/* Check the phy status every half a second. */
#define CHECK_PHY_INTERVAL (HZ/2)
-static int tsi108_init_one(struct platform_device *pdev);
-static int tsi108_ether_remove(struct platform_device *pdev);
-
struct tsi108_prv_data {
void __iomem *regs; /* Base of normal regs */
void __iomem *phyregs; /* Base of register bank used for PHY access */
@@ -152,19 +137,11 @@ struct tsi108_prv_data {
u32 msg_enable; /* debug message level */
struct mii_if_info mii_if;
unsigned int init_media;
-};
-/* Structure for a device driver */
-
-static struct platform_driver tsi_eth_driver = {
- .probe = tsi108_init_one,
- .remove = tsi108_ether_remove,
- .driver = {
- .name = "tsi-ethernet",
- },
+ struct platform_device *pdev;
};
-static void tsi108_timed_checker(unsigned long dev_ptr);
+static void tsi108_timed_checker(struct timer_list *t);
#ifdef DEBUG
static void dump_eth_one(struct net_device *dev)
@@ -381,9 +358,10 @@ tsi108_stat_carry_one(int carry, int carry_bit, int carry_shift,
static void tsi108_stat_carry(struct net_device *dev)
{
struct tsi108_prv_data *data = netdev_priv(dev);
+ unsigned long flags;
u32 carry1, carry2;
- spin_lock_irq(&data->misclock);
+ spin_lock_irqsave(&data->misclock, flags);
carry1 = TSI_READ(TSI108_STAT_CARRY1);
carry2 = TSI_READ(TSI108_STAT_CARRY2);
@@ -451,7 +429,7 @@ static void tsi108_stat_carry(struct net_device *dev)
TSI108_STAT_TXPAUSEDROP_CARRY,
&data->tx_pause_drop);
- spin_unlock_irq(&data->misclock);
+ spin_unlock_irqrestore(&data->misclock, flags);
}
/* Read a stat counter atomically with respect to carries.
@@ -703,17 +681,18 @@ static int tsi108_send_packet(struct sk_buff * skb, struct net_device *dev)
data->txskbs[tx] = skb;
if (i == 0) {
- data->txring[tx].buf0 = dma_map_single(NULL, skb->data,
- skb_headlen(skb), DMA_TO_DEVICE);
+ data->txring[tx].buf0 = dma_map_single(&data->pdev->dev,
+ skb->data, skb_headlen(skb),
+ DMA_TO_DEVICE);
data->txring[tx].len = skb_headlen(skb);
misc |= TSI108_TX_SOF;
} else {
const skb_frag_t *frag = &skb_shinfo(skb)->frags[i - 1];
- data->txring[tx].buf0 = skb_frag_dma_map(NULL, frag,
- 0,
- skb_frag_size(frag),
- DMA_TO_DEVICE);
+ data->txring[tx].buf0 =
+ skb_frag_dma_map(&data->pdev->dev, frag,
+ 0, skb_frag_size(frag),
+ DMA_TO_DEVICE);
data->txring[tx].len = skb_frag_size(frag);
}
@@ -808,9 +787,9 @@ static int tsi108_refill_rx(struct net_device *dev, int budget)
if (!skb)
break;
- data->rxring[rx].buf0 = dma_map_single(NULL, skb->data,
- TSI108_RX_SKB_SIZE,
- DMA_FROM_DEVICE);
+ data->rxring[rx].buf0 = dma_map_single(&data->pdev->dev,
+ skb->data, TSI108_RX_SKB_SIZE,
+ DMA_FROM_DEVICE);
/* Sometimes the hardware sets blen to zero after packet
* reception, even though the manual says that it's only ever
@@ -1099,20 +1078,22 @@ static int tsi108_get_mac(struct net_device *dev)
struct tsi108_prv_data *data = netdev_priv(dev);
u32 word1 = TSI_READ(TSI108_MAC_ADDR1);
u32 word2 = TSI_READ(TSI108_MAC_ADDR2);
+ u8 addr[ETH_ALEN];
/* Note that the octets are reversed from what the manual says,
* producing an even weirder ordering...
*/
if (word2 == 0 && word1 == 0) {
- dev->dev_addr[0] = 0x00;
- dev->dev_addr[1] = 0x06;
- dev->dev_addr[2] = 0xd2;
- dev->dev_addr[3] = 0x00;
- dev->dev_addr[4] = 0x00;
+ addr[0] = 0x00;
+ addr[1] = 0x06;
+ addr[2] = 0xd2;
+ addr[3] = 0x00;
+ addr[4] = 0x00;
if (0x8 == data->phy)
- dev->dev_addr[5] = 0x01;
+ addr[5] = 0x01;
else
- dev->dev_addr[5] = 0x02;
+ addr[5] = 0x02;
+ eth_hw_addr_set(dev, addr);
word2 = (dev->dev_addr[0] << 16) | (dev->dev_addr[1] << 24);
@@ -1122,12 +1103,13 @@ static int tsi108_get_mac(struct net_device *dev)
TSI_WRITE(TSI108_MAC_ADDR1, word1);
TSI_WRITE(TSI108_MAC_ADDR2, word2);
} else {
- dev->dev_addr[0] = (word2 >> 16) & 0xff;
- dev->dev_addr[1] = (word2 >> 24) & 0xff;
- dev->dev_addr[2] = (word1 >> 0) & 0xff;
- dev->dev_addr[3] = (word1 >> 8) & 0xff;
- dev->dev_addr[4] = (word1 >> 16) & 0xff;
- dev->dev_addr[5] = (word1 >> 24) & 0xff;
+ addr[0] = (word2 >> 16) & 0xff;
+ addr[1] = (word2 >> 24) & 0xff;
+ addr[2] = (word1 >> 0) & 0xff;
+ addr[3] = (word1 >> 8) & 0xff;
+ addr[4] = (word1 >> 16) & 0xff;
+ addr[5] = (word1 >> 24) & 0xff;
+ eth_hw_addr_set(dev, addr);
}
if (!is_valid_ether_addr(dev->dev_addr)) {
@@ -1144,14 +1126,12 @@ static int tsi108_set_mac(struct net_device *dev, void *addr)
{
struct tsi108_prv_data *data = netdev_priv(dev);
u32 word1, word2;
- int i;
if (!is_valid_ether_addr(addr))
return -EADDRNOTAVAIL;
- for (i = 0; i < 6; i++)
- /* +2 is for the offset of the HW addr type */
- dev->dev_addr[i] = ((unsigned char *)addr)[i + 2];
+ /* +2 is for the offset of the HW addr type */
+ eth_hw_addr_set(dev, ((unsigned char *)addr) + 2);
word2 = (dev->dev_addr[0] << 16) | (dev->dev_addr[1] << 24);
@@ -1308,15 +1288,18 @@ static int tsi108_open(struct net_device *dev)
data->id, dev->irq, dev->name);
}
- data->rxring = dma_zalloc_coherent(NULL, rxring_size, &data->rxdma,
- GFP_KERNEL);
- if (!data->rxring)
+ data->rxring = dma_alloc_coherent(&data->pdev->dev, rxring_size,
+ &data->rxdma, GFP_KERNEL);
+ if (!data->rxring) {
+ free_irq(data->irq_num, dev);
return -ENOMEM;
+ }
- data->txring = dma_zalloc_coherent(NULL, txring_size, &data->txdma,
- GFP_KERNEL);
+ data->txring = dma_alloc_coherent(&data->pdev->dev, txring_size,
+ &data->txdma, GFP_KERNEL);
if (!data->txring) {
- pci_free_consistent(NULL, rxring_size, data->rxring,
+ free_irq(data->irq_num, dev);
+ dma_free_coherent(&data->pdev->dev, rxring_size, data->rxring,
data->rxdma);
return -ENOMEM;
}
@@ -1370,7 +1353,7 @@ static int tsi108_open(struct net_device *dev)
napi_enable(&data->napi);
- setup_timer(&data->timer, tsi108_timed_checker, (unsigned long)dev);
+ timer_setup(&data->timer, tsi108_timed_checker, 0);
mod_timer(&data->timer, jiffies + 1);
tsi108_restart_rx(data, dev);
@@ -1396,7 +1379,7 @@ static int tsi108_close(struct net_device *dev)
netif_stop_queue(dev);
napi_disable(&data->napi);
- del_timer_sync(&data->timer);
+ timer_delete_sync(&data->timer);
tsi108_stop_ethernet(dev);
tsi108_kill_phy(dev);
@@ -1428,10 +1411,10 @@ static int tsi108_close(struct net_device *dev)
dev_kfree_skb(skb);
}
- dma_free_coherent(0,
+ dma_free_coherent(&data->pdev->dev,
TSI108_RXRING_LEN * sizeof(rx_desc),
data->rxring, data->rxdma);
- dma_free_coherent(0,
+ dma_free_coherent(&data->pdev->dev,
TSI108_TXRING_LEN * sizeof(tx_desc),
data->txring, data->txdma);
@@ -1546,7 +1529,7 @@ static const struct net_device_ops tsi108_netdev_ops = {
.ndo_start_xmit = tsi108_send_packet,
.ndo_set_rx_mode = tsi108_set_rx_mode,
.ndo_get_stats = tsi108_get_stats,
- .ndo_do_ioctl = tsi108_do_ioctl,
+ .ndo_eth_ioctl = tsi108_do_ioctl,
.ndo_set_mac_address = tsi108_set_mac,
.ndo_validate_addr = eth_validate_addr,
};
@@ -1576,6 +1559,7 @@ tsi108_init_one(struct platform_device *pdev)
printk("tsi108_eth%d: probe...\n", pdev->id);
data = netdev_priv(dev);
data->dev = dev;
+ data->pdev = pdev;
pr_debug("tsi108_eth%d:regs:phyresgs:phy:irq_num=0x%x:0x%x:0x%x:0x%x\n",
pdev->id, einfo->regs, einfo->phyregs,
@@ -1604,7 +1588,7 @@ tsi108_init_one(struct platform_device *pdev)
data->phy_type = einfo->phy_type;
data->irq_num = einfo->irq_num;
data->id = pdev->id;
- netif_napi_add(dev, &data->napi, tsi108_poll, 64);
+ netif_napi_add(dev, &data->napi, tsi108_poll);
dev->netdev_ops = &tsi108_netdev_ops;
dev->ethtool_ops = &tsi108_ethtool_ops;
@@ -1666,17 +1650,17 @@ regs_fail:
* Thus, we have to do it using a timer.
*/
-static void tsi108_timed_checker(unsigned long dev_ptr)
+static void tsi108_timed_checker(struct timer_list *t)
{
- struct net_device *dev = (struct net_device *)dev_ptr;
- struct tsi108_prv_data *data = netdev_priv(dev);
+ struct tsi108_prv_data *data = timer_container_of(data, t, timer);
+ struct net_device *dev = data->dev;
tsi108_check_phy(dev);
tsi108_check_rxring(dev);
mod_timer(&data->timer, jiffies + CHECK_PHY_INTERVAL);
}
-static int tsi108_ether_remove(struct platform_device *pdev)
+static void tsi108_ether_remove(struct platform_device *pdev)
{
struct net_device *dev = platform_get_drvdata(pdev);
struct tsi108_prv_data *priv = netdev_priv(dev);
@@ -1686,9 +1670,17 @@ static int tsi108_ether_remove(struct platform_device *pdev)
iounmap(priv->regs);
iounmap(priv->phyregs);
free_netdev(dev);
-
- return 0;
}
+
+/* Structure for a device driver */
+
+static struct platform_driver tsi_eth_driver = {
+ .probe = tsi108_init_one,
+ .remove = tsi108_ether_remove,
+ .driver = {
+ .name = "tsi-ethernet",
+ },
+};
module_platform_driver(tsi_eth_driver);
MODULE_AUTHOR("Tundra Semiconductor Corporation");
generated by cgit (git 2.34.1) at 2025-12-26 14:32:38 +0000