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path: root/drivers/net/ethernet/marvell/sky2.c
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Diffstat (limited to 'drivers/net/ethernet/marvell/sky2.c')
-rw-r--r--drivers/net/ethernet/marvell/sky2.c103
1 files changed, 58 insertions, 45 deletions
diff --git a/drivers/net/ethernet/marvell/sky2.c b/drivers/net/ethernet/marvell/sky2.c
index 78946feab4a..69693384b58 100644
--- a/drivers/net/ethernet/marvell/sky2.c
+++ b/drivers/net/ethernet/marvell/sky2.c
@@ -44,6 +44,8 @@
#include <linux/prefetch.h>
#include <linux/debugfs.h>
#include <linux/mii.h>
+#include <linux/of_device.h>
+#include <linux/of_net.h>
#include <asm/irq.h>
@@ -1067,7 +1069,7 @@ static void sky2_ramset(struct sky2_hw *hw, u16 q, u32 start, u32 space)
sky2_write32(hw, RB_ADDR(q, RB_RX_UTHP), tp);
sky2_write32(hw, RB_ADDR(q, RB_RX_LTHP), space/2);
- tp = space - 2048/8;
+ tp = space - 8192/8;
sky2_write32(hw, RB_ADDR(q, RB_RX_UTPP), tp);
sky2_write32(hw, RB_ADDR(q, RB_RX_LTPP), space/4);
} else {
@@ -1421,14 +1423,14 @@ static void sky2_vlan_mode(struct net_device *dev, netdev_features_t features)
struct sky2_hw *hw = sky2->hw;
u16 port = sky2->port;
- if (features & NETIF_F_HW_VLAN_RX)
+ if (features & NETIF_F_HW_VLAN_CTAG_RX)
sky2_write32(hw, SK_REG(port, RX_GMF_CTRL_T),
RX_VLAN_STRIP_ON);
else
sky2_write32(hw, SK_REG(port, RX_GMF_CTRL_T),
RX_VLAN_STRIP_OFF);
- if (features & NETIF_F_HW_VLAN_TX) {
+ if (features & NETIF_F_HW_VLAN_CTAG_TX) {
sky2_write32(hw, SK_REG(port, TX_GMF_CTRL_T),
TX_VLAN_TAG_ON);
@@ -2000,7 +2002,7 @@ mapping_unwind:
mapping_error:
if (net_ratelimit())
dev_warn(&hw->pdev->dev, "%s: tx mapping error\n", dev->name);
- dev_kfree_skb(skb);
+ dev_kfree_skb_any(skb);
return NETDEV_TX_OK;
}
@@ -2495,13 +2497,15 @@ static struct sk_buff *receive_copy(struct sky2_port *sky2,
skb_copy_from_linear_data(re->skb, skb->data, length);
skb->ip_summed = re->skb->ip_summed;
skb->csum = re->skb->csum;
- skb->rxhash = re->skb->rxhash;
+ skb_copy_hash(skb, re->skb);
+ skb->vlan_proto = re->skb->vlan_proto;
skb->vlan_tci = re->skb->vlan_tci;
pci_dma_sync_single_for_device(sky2->hw->pdev, re->data_addr,
length, PCI_DMA_FROMDEVICE);
+ re->skb->vlan_proto = 0;
re->skb->vlan_tci = 0;
- re->skb->rxhash = 0;
+ skb_clear_hash(re->skb);
re->skb->ip_summed = CHECKSUM_NONE;
skb_put(skb, length);
}
@@ -2713,7 +2717,7 @@ static void sky2_rx_tag(struct sky2_port *sky2, u16 length)
struct sk_buff *skb;
skb = sky2->rx_ring[sky2->rx_next].skb;
- __vlan_hwaccel_put_tag(skb, be16_to_cpu(length));
+ __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), be16_to_cpu(length));
}
static void sky2_rx_hash(struct sky2_port *sky2, u32 status)
@@ -2721,7 +2725,7 @@ static void sky2_rx_hash(struct sky2_port *sky2, u32 status)
struct sk_buff *skb;
skb = sky2->rx_ring[sky2->rx_next].skb;
- skb->rxhash = le32_to_cpu(status);
+ skb_set_hash(skb, le32_to_cpu(status), PKT_HASH_TYPE_L3);
}
/* Process status response ring */
@@ -2731,6 +2735,9 @@ static int sky2_status_intr(struct sky2_hw *hw, int to_do, u16 idx)
unsigned int total_bytes[2] = { 0 };
unsigned int total_packets[2] = { 0 };
+ if (to_do <= 0)
+ return work_done;
+
rmb();
do {
struct sky2_port *sky2;
@@ -3140,7 +3147,7 @@ static inline u32 sky2_clk2us(const struct sky2_hw *hw, u32 clk)
}
-static int __devinit sky2_init(struct sky2_hw *hw)
+static int sky2_init(struct sky2_hw *hw)
{
u8 t8;
@@ -3904,19 +3911,19 @@ static struct rtnl_link_stats64 *sky2_get_stats(struct net_device *dev,
u64 _bytes, _packets;
do {
- start = u64_stats_fetch_begin_bh(&sky2->rx_stats.syncp);
+ start = u64_stats_fetch_begin_irq(&sky2->rx_stats.syncp);
_bytes = sky2->rx_stats.bytes;
_packets = sky2->rx_stats.packets;
- } while (u64_stats_fetch_retry_bh(&sky2->rx_stats.syncp, start));
+ } while (u64_stats_fetch_retry_irq(&sky2->rx_stats.syncp, start));
stats->rx_packets = _packets;
stats->rx_bytes = _bytes;
do {
- start = u64_stats_fetch_begin_bh(&sky2->tx_stats.syncp);
+ start = u64_stats_fetch_begin_irq(&sky2->tx_stats.syncp);
_bytes = sky2->tx_stats.bytes;
_packets = sky2->tx_stats.packets;
- } while (u64_stats_fetch_retry_bh(&sky2->tx_stats.syncp, start));
+ } while (u64_stats_fetch_retry_irq(&sky2->tx_stats.syncp, start));
stats->tx_packets = _packets;
stats->tx_bytes = _bytes;
@@ -4406,7 +4413,7 @@ static int sky2_set_features(struct net_device *dev, netdev_features_t features)
if (changed & NETIF_F_RXHASH)
rx_set_rss(dev, features);
- if (changed & (NETIF_F_HW_VLAN_TX|NETIF_F_HW_VLAN_RX))
+ if (changed & (NETIF_F_HW_VLAN_CTAG_TX|NETIF_F_HW_VLAN_CTAG_RX))
sky2_vlan_mode(dev, features);
return 0;
@@ -4640,7 +4647,7 @@ static const struct file_operations sky2_debug_fops = {
static int sky2_device_event(struct notifier_block *unused,
unsigned long event, void *ptr)
{
- struct net_device *dev = ptr;
+ struct net_device *dev = netdev_notifier_info_to_dev(ptr);
struct sky2_port *sky2 = netdev_priv(dev);
if (dev->netdev_ops->ndo_open != sky2_open || !sky2_debug)
@@ -4741,19 +4748,19 @@ static const struct net_device_ops sky2_netdev_ops[2] = {
};
/* Initialize network device */
-static __devinit struct net_device *sky2_init_netdev(struct sky2_hw *hw,
- unsigned port,
- int highmem, int wol)
+static struct net_device *sky2_init_netdev(struct sky2_hw *hw, unsigned port,
+ int highmem, int wol)
{
struct sky2_port *sky2;
struct net_device *dev = alloc_etherdev(sizeof(*sky2));
+ const void *iap;
if (!dev)
return NULL;
SET_NETDEV_DEV(dev, &hw->pdev->dev);
dev->irq = hw->pdev->irq;
- SET_ETHTOOL_OPS(dev, &sky2_ethtool_ops);
+ dev->ethtool_ops = &sky2_ethtool_ops;
dev->watchdog_timeo = TX_WATCHDOG;
dev->netdev_ops = &sky2_netdev_ops[port];
@@ -4762,6 +4769,9 @@ static __devinit struct net_device *sky2_init_netdev(struct sky2_hw *hw,
sky2->hw = hw;
sky2->msg_enable = netif_msg_init(debug, default_msg);
+ u64_stats_init(&sky2->tx_stats.syncp);
+ u64_stats_init(&sky2->rx_stats.syncp);
+
/* Auto speed and flow control */
sky2->flags = SKY2_FLAG_AUTO_SPEED | SKY2_FLAG_AUTO_PAUSE;
if (hw->chip_id != CHIP_ID_YUKON_XL)
@@ -4794,20 +4804,28 @@ static __devinit struct net_device *sky2_init_netdev(struct sky2_hw *hw,
dev->hw_features |= NETIF_F_RXHASH;
if (!(hw->flags & SKY2_HW_VLAN_BROKEN)) {
- dev->hw_features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
+ dev->hw_features |= NETIF_F_HW_VLAN_CTAG_TX |
+ NETIF_F_HW_VLAN_CTAG_RX;
dev->vlan_features |= SKY2_VLAN_OFFLOADS;
}
dev->features |= dev->hw_features;
- /* read the mac address */
- memcpy_fromio(dev->dev_addr, hw->regs + B2_MAC_1 + port * 8, ETH_ALEN);
- memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len);
+ /* try to get mac address in the following order:
+ * 1) from device tree data
+ * 2) from internal registers set by bootloader
+ */
+ iap = of_get_mac_address(hw->pdev->dev.of_node);
+ if (iap)
+ memcpy(dev->dev_addr, iap, ETH_ALEN);
+ else
+ memcpy_fromio(dev->dev_addr, hw->regs + B2_MAC_1 + port * 8,
+ ETH_ALEN);
return dev;
}
-static void __devinit sky2_show_addr(struct net_device *dev)
+static void sky2_show_addr(struct net_device *dev)
{
const struct sky2_port *sky2 = netdev_priv(dev);
@@ -4815,7 +4833,7 @@ static void __devinit sky2_show_addr(struct net_device *dev)
}
/* Handle software interrupt used during MSI test */
-static irqreturn_t __devinit sky2_test_intr(int irq, void *dev_id)
+static irqreturn_t sky2_test_intr(int irq, void *dev_id)
{
struct sky2_hw *hw = dev_id;
u32 status = sky2_read32(hw, B0_Y2_SP_ISRC2);
@@ -4834,7 +4852,7 @@ static irqreturn_t __devinit sky2_test_intr(int irq, void *dev_id)
}
/* Test interrupt path by forcing a a software IRQ */
-static int __devinit sky2_test_msi(struct sky2_hw *hw)
+static int sky2_test_msi(struct sky2_hw *hw)
{
struct pci_dev *pdev = hw->pdev;
int err;
@@ -4896,8 +4914,7 @@ static const char *sky2_name(u8 chipid, char *buf, int sz)
return buf;
}
-static int __devinit sky2_probe(struct pci_dev *pdev,
- const struct pci_device_id *ent)
+static int sky2_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
{
struct net_device *dev, *dev1;
struct sky2_hw *hw;
@@ -4919,13 +4936,13 @@ static int __devinit sky2_probe(struct pci_dev *pdev,
err = pci_read_config_dword(pdev, PCI_DEV_REG2, &reg);
if (err) {
dev_err(&pdev->dev, "PCI read config failed\n");
- goto err_out;
+ goto err_out_disable;
}
if (~reg == 0) {
dev_err(&pdev->dev, "PCI configuration read error\n");
err = -EIO;
- goto err_out;
+ goto err_out_disable;
}
err = pci_request_regions(pdev, DRV_NAME);
@@ -4972,10 +4989,8 @@ static int __devinit sky2_probe(struct pci_dev *pdev,
hw = kzalloc(sizeof(*hw) + strlen(DRV_NAME "@pci:")
+ strlen(pci_name(pdev)) + 1, GFP_KERNEL);
- if (!hw) {
- dev_err(&pdev->dev, "cannot allocate hardware struct\n");
+ if (!hw)
goto err_out_free_regions;
- }
hw->pdev = pdev;
sprintf(hw->irq_name, DRV_NAME "@pci:%s", pci_name(pdev));
@@ -5012,12 +5027,15 @@ static int __devinit sky2_probe(struct pci_dev *pdev,
if (!disable_msi && pci_enable_msi(pdev) == 0) {
err = sky2_test_msi(hw);
- if (err == -EOPNOTSUPP)
+ if (err) {
pci_disable_msi(pdev);
- else if (err)
- goto err_out_free_netdev;
+ if (err != -EOPNOTSUPP)
+ goto err_out_free_netdev;
+ }
}
+ netif_napi_add(dev, &hw->napi, sky2_poll, NAPI_WEIGHT);
+
err = register_netdev(dev);
if (err) {
dev_err(&pdev->dev, "cannot register net device\n");
@@ -5026,8 +5044,6 @@ static int __devinit sky2_probe(struct pci_dev *pdev,
netif_carrier_off(dev);
- netif_napi_add(dev, &hw->napi, sky2_poll, NAPI_WEIGHT);
-
sky2_show_addr(dev);
if (hw->ports > 1) {
@@ -5063,10 +5079,10 @@ err_out_unregister_dev1:
err_out_free_dev1:
free_netdev(dev1);
err_out_unregister:
- if (hw->flags & SKY2_HW_USE_MSI)
- pci_disable_msi(pdev);
unregister_netdev(dev);
err_out_free_netdev:
+ if (hw->flags & SKY2_HW_USE_MSI)
+ pci_disable_msi(pdev);
free_netdev(dev);
err_out_free_pci:
pci_free_consistent(pdev, hw->st_size * sizeof(struct sky2_status_le),
@@ -5082,11 +5098,10 @@ err_out_free_regions:
err_out_disable:
pci_disable_device(pdev);
err_out:
- pci_set_drvdata(pdev, NULL);
return err;
}
-static void __devexit sky2_remove(struct pci_dev *pdev)
+static void sky2_remove(struct pci_dev *pdev)
{
struct sky2_hw *hw = pci_get_drvdata(pdev);
int i;
@@ -5125,8 +5140,6 @@ static void __devexit sky2_remove(struct pci_dev *pdev)
iounmap(hw->regs);
kfree(hw);
-
- pci_set_drvdata(pdev, NULL);
}
static int sky2_suspend(struct device *dev)
@@ -5207,7 +5220,7 @@ static struct pci_driver sky2_driver = {
.name = DRV_NAME,
.id_table = sky2_id_table,
.probe = sky2_probe,
- .remove = __devexit_p(sky2_remove),
+ .remove = sky2_remove,
.shutdown = sky2_shutdown,
.driver.pm = SKY2_PM_OPS,
};
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-09 20:05:56 +0000