*************************************************************************/
#define DRV_NAME "pcnet32"
-#define DRV_VERSION "1.32"
-#define DRV_RELDATE "18.Mar.2006"
+#define DRV_VERSION "1.35"
+#define DRV_RELDATE "21.Apr.2008"
#define PFX DRV_NAME ": "
static const char *const version =
#include <linux/module.h>
#include <linux/kernel.h>
+#include <linux/sched.h>
#include <linux/string.h>
#include <linux/errno.h>
#include <linux/ioport.h>
"Loopback test (offline)"
};
-#define PCNET32_TEST_LEN (sizeof(pcnet32_gstrings_test) / ETH_GSTRING_LEN)
+#define PCNET32_TEST_LEN ARRAY_SIZE(pcnet32_gstrings_test)
#define PCNET32_NUM_REGS 136
#define RX_RING_SIZE (1 << (PCNET32_LOG_RX_BUFFERS))
#define RX_MAX_RING_SIZE (1 << (PCNET32_LOG_MAX_RX_BUFFERS))
-#define PKT_BUF_SZ 1544
+#define PKT_BUF_SKB 1544
+/* actual buffer length after being aligned */
+#define PKT_BUF_SIZE (PKT_BUF_SKB - NET_IP_ALIGN)
+/* chip wants twos complement of the (aligned) buffer length */
+#define NEG_BUF_SIZE (NET_IP_ALIGN - PKT_BUF_SKB)
/* Offsets from base I/O address. */
#define PCNET32_WIO_RDP 0x10
/* The PCNET32 Rx and Tx ring descriptors. */
struct pcnet32_rx_head {
- u32 base;
- s16 buf_length; /* two`s complement of length */
- s16 status;
- u32 msg_length;
- u32 reserved;
+ __le32 base;
+ __le16 buf_length; /* two`s complement of length */
+ __le16 status;
+ __le32 msg_length;
+ __le32 reserved;
};
struct pcnet32_tx_head {
- u32 base;
- s16 length; /* two`s complement of length */
- s16 status;
- u32 misc;
- u32 reserved;
+ __le32 base;
+ __le16 length; /* two`s complement of length */
+ __le16 status;
+ __le32 misc;
+ __le32 reserved;
};
/* The PCNET32 32-Bit initialization block, described in databook. */
struct pcnet32_init_block {
- u16 mode;
- u16 tlen_rlen;
+ __le16 mode;
+ __le16 tlen_rlen;
u8 phys_addr[6];
- u16 reserved;
- u32 filter[2];
+ __le16 reserved;
+ __le32 filter[2];
/* Receive and transmit ring base, along with extra bits. */
- u32 rx_ring;
- u32 tx_ring;
+ __le32 rx_ring;
+ __le32 tx_ring;
};
/* PCnet32 access functions */
* so the structure should be allocated using pci_alloc_consistent().
*/
struct pcnet32_private {
- struct pcnet32_init_block init_block;
+ struct pcnet32_init_block *init_block;
/* The Tx and Rx ring entries must be aligned on 16-byte boundaries in 32bit mode. */
struct pcnet32_rx_head *rx_ring;
struct pcnet32_tx_head *tx_ring;
- dma_addr_t dma_addr;/* DMA address of beginning of this
- object, returned by pci_alloc_consistent */
+ dma_addr_t init_dma_addr;/* DMA address of beginning of the init block,
+ returned by pci_alloc_consistent */
struct pci_dev *pci_dev;
const char *name;
/* The saved address of a sent-in-place packet/buffer, for skfree(). */
unsigned int dirty_rx, /* ring entries to be freed. */
dirty_tx;
- struct net_device_stats stats;
+ struct net_device *dev;
+ struct napi_struct napi;
char tx_full;
char phycount; /* number of phys found */
int options;
static int pcnet32_probe1(unsigned long, int, struct pci_dev *);
static int pcnet32_open(struct net_device *);
static int pcnet32_init_ring(struct net_device *);
-static int pcnet32_start_xmit(struct sk_buff *, struct net_device *);
+static netdev_tx_t pcnet32_start_xmit(struct sk_buff *,
+ struct net_device *);
static void pcnet32_tx_timeout(struct net_device *dev);
-static irqreturn_t pcnet32_interrupt(int, void *, struct pt_regs *);
+static irqreturn_t pcnet32_interrupt(int, void *);
static int pcnet32_close(struct net_device *);
static struct net_device_stats *pcnet32_get_stats(struct net_device *);
static void pcnet32_load_multicast(struct net_device *dev);
static void pcnet32_get_regs(struct net_device *dev, struct ethtool_regs *regs,
void *ptr);
static void pcnet32_purge_tx_ring(struct net_device *dev);
-static int pcnet32_alloc_ring(struct net_device *dev, char *name);
+static int pcnet32_alloc_ring(struct net_device *dev, const char *name);
static void pcnet32_free_ring(struct net_device *dev);
static void pcnet32_check_media(struct net_device *dev, int verbose);
static void pcnet32_netif_stop(struct net_device *dev)
{
+ struct pcnet32_private *lp = netdev_priv(dev);
+
dev->trans_start = jiffies;
- netif_poll_disable(dev);
+ napi_disable(&lp->napi);
netif_tx_disable(dev);
}
static void pcnet32_netif_start(struct net_device *dev)
{
+ struct pcnet32_private *lp = netdev_priv(dev);
+ ulong ioaddr = dev->base_addr;
+ u16 val;
+
netif_wake_queue(dev);
- netif_poll_enable(dev);
+ val = lp->a.read_csr(ioaddr, CSR3);
+ val &= 0x00ff;
+ lp->a.write_csr(ioaddr, CSR3, val);
+ napi_enable(&lp->napi);
}
/*
&new_ring_dma_addr);
if (new_tx_ring == NULL) {
if (netif_msg_drv(lp))
- printk("\n" KERN_ERR
+ printk(KERN_ERR
"%s: Consistent memory allocation failed.\n",
dev->name);
return;
GFP_ATOMIC);
if (!new_dma_addr_list) {
if (netif_msg_drv(lp))
- printk("\n" KERN_ERR
+ printk(KERN_ERR
"%s: Memory allocation failed.\n", dev->name);
goto free_new_tx_ring;
}
GFP_ATOMIC);
if (!new_skb_list) {
if (netif_msg_drv(lp))
- printk("\n" KERN_ERR
+ printk(KERN_ERR
"%s: Memory allocation failed.\n", dev->name);
goto free_new_lists;
}
&new_ring_dma_addr);
if (new_rx_ring == NULL) {
if (netif_msg_drv(lp))
- printk("\n" KERN_ERR
+ printk(KERN_ERR
"%s: Consistent memory allocation failed.\n",
dev->name);
return;
GFP_ATOMIC);
if (!new_dma_addr_list) {
if (netif_msg_drv(lp))
- printk("\n" KERN_ERR
+ printk(KERN_ERR
"%s: Memory allocation failed.\n", dev->name);
goto free_new_rx_ring;
}
GFP_ATOMIC);
if (!new_skb_list) {
if (netif_msg_drv(lp))
- printk("\n" KERN_ERR
+ printk(KERN_ERR
"%s: Memory allocation failed.\n", dev->name);
goto free_new_lists;
}
/* now allocate any new buffers needed */
for (; new < size; new++ ) {
struct sk_buff *rx_skbuff;
- new_skb_list[new] = dev_alloc_skb(PKT_BUF_SZ);
+ new_skb_list[new] = dev_alloc_skb(PKT_BUF_SKB);
if (!(rx_skbuff = new_skb_list[new])) {
/* keep the original lists and buffers */
if (netif_msg_drv(lp))
dev->name);
goto free_all_new;
}
- skb_reserve(rx_skbuff, 2);
+ skb_reserve(rx_skbuff, NET_IP_ALIGN);
new_dma_addr_list[new] =
pci_map_single(lp->pci_dev, rx_skbuff->data,
- PKT_BUF_SZ - 2, PCI_DMA_FROMDEVICE);
- new_rx_ring[new].base = (u32) le32_to_cpu(new_dma_addr_list[new]);
- new_rx_ring[new].buf_length = le16_to_cpu(2 - PKT_BUF_SZ);
- new_rx_ring[new].status = le16_to_cpu(0x8000);
+ PKT_BUF_SIZE, PCI_DMA_FROMDEVICE);
+ new_rx_ring[new].base = cpu_to_le32(new_dma_addr_list[new]);
+ new_rx_ring[new].buf_length = cpu_to_le16(NEG_BUF_SIZE);
+ new_rx_ring[new].status = cpu_to_le16(0x8000);
}
/* and free any unneeded buffers */
for (; new < lp->rx_ring_size; new++) {
if (lp->rx_skbuff[new]) {
pci_unmap_single(lp->pci_dev, lp->rx_dma_addr[new],
- PKT_BUF_SZ - 2, PCI_DMA_FROMDEVICE);
+ PKT_BUF_SIZE, PCI_DMA_FROMDEVICE);
dev_kfree_skb(lp->rx_skbuff[new]);
}
}
for (; --new >= lp->rx_ring_size; ) {
if (new_skb_list[new]) {
pci_unmap_single(lp->pci_dev, new_dma_addr_list[new],
- PKT_BUF_SZ - 2, PCI_DMA_FROMDEVICE);
+ PKT_BUF_SIZE, PCI_DMA_FROMDEVICE);
dev_kfree_skb(new_skb_list[new]);
}
}
static void pcnet32_purge_rx_ring(struct net_device *dev)
{
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
int i;
/* free all allocated skbuffs */
wmb(); /* Make sure adapter sees owner change */
if (lp->rx_skbuff[i]) {
pci_unmap_single(lp->pci_dev, lp->rx_dma_addr[i],
- PKT_BUF_SZ - 2, PCI_DMA_FROMDEVICE);
+ PKT_BUF_SIZE, PCI_DMA_FROMDEVICE);
dev_kfree_skb_any(lp->rx_skbuff[i]);
}
lp->rx_skbuff[i] = NULL;
static void pcnet32_poll_controller(struct net_device *dev)
{
disable_irq(dev->irq);
- pcnet32_interrupt(0, dev, NULL);
+ pcnet32_interrupt(0, dev);
enable_irq(dev->irq);
}
#endif
static int pcnet32_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
{
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
unsigned long flags;
int r = -EOPNOTSUPP;
static int pcnet32_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
{
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
unsigned long flags;
int r = -EOPNOTSUPP;
static void pcnet32_get_drvinfo(struct net_device *dev,
struct ethtool_drvinfo *info)
{
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
strcpy(info->driver, DRV_NAME);
strcpy(info->version, DRV_VERSION);
static u32 pcnet32_get_link(struct net_device *dev)
{
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
unsigned long flags;
int r;
static u32 pcnet32_get_msglevel(struct net_device *dev)
{
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
return lp->msg_enable;
}
static void pcnet32_set_msglevel(struct net_device *dev, u32 value)
{
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
lp->msg_enable = value;
}
static int pcnet32_nway_reset(struct net_device *dev)
{
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
unsigned long flags;
int r = -EOPNOTSUPP;
static void pcnet32_get_ringparam(struct net_device *dev,
struct ethtool_ringparam *ering)
{
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
ering->tx_max_pending = TX_MAX_RING_SIZE;
ering->tx_pending = lp->tx_ring_size;
static int pcnet32_set_ringparam(struct net_device *dev,
struct ethtool_ringparam *ering)
{
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
unsigned long flags;
unsigned int size;
ulong ioaddr = dev->base_addr;
if ((1 << i) != lp->rx_ring_size)
pcnet32_realloc_rx_ring(dev, lp, i);
- dev->weight = lp->rx_ring_size / 2;
+ lp->napi.weight = lp->rx_ring_size / 2;
if (netif_running(dev)) {
pcnet32_netif_start(dev);
memcpy(data, pcnet32_gstrings_test, sizeof(pcnet32_gstrings_test));
}
-static int pcnet32_self_test_count(struct net_device *dev)
+static int pcnet32_get_sset_count(struct net_device *dev, int sset)
{
- return PCNET32_TEST_LEN;
+ switch (sset) {
+ case ETH_SS_TEST:
+ return PCNET32_TEST_LEN;
+ default:
+ return -EOPNOTSUPP;
+ }
}
static void pcnet32_ethtool_test(struct net_device *dev,
struct ethtool_test *test, u64 * data)
{
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
int rc;
if (test->flags == ETH_TEST_FL_OFFLINE) {
static int pcnet32_loopback_test(struct net_device *dev, uint64_t * data1)
{
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
struct pcnet32_access *a = &lp->a; /* access to registers */
ulong ioaddr = dev->base_addr; /* card base I/O address */
struct sk_buff *skb; /* sk buff */
int x, i; /* counters */
int numbuffs = 4; /* number of TX/RX buffers and descs */
u16 status = 0x8300; /* TX ring status */
- u16 teststatus; /* test of ring status */
+ __le16 teststatus; /* test of ring status */
int rc; /* return code */
int size; /* size of packets */
unsigned char *packet; /* source packet data */
rc = 1; /* default to fail */
if (netif_running(dev))
- pcnet32_close(dev);
+ pcnet32_netif_stop(dev);
spin_lock_irqsave(&lp->lock, flags);
lp->a.write_csr(ioaddr, CSR0, CSR0_STOP); /* stop the chip */
packet = skb->data;
skb_put(skb, size); /* create space for data */
lp->tx_skbuff[x] = skb;
- lp->tx_ring[x].length = le16_to_cpu(-skb->len);
+ lp->tx_ring[x].length = cpu_to_le16(-skb->len);
lp->tx_ring[x].misc = 0;
/* put DA and SA into the skb */
lp->tx_dma_addr[x] =
pci_map_single(lp->pci_dev, skb->data, skb->len,
PCI_DMA_TODEVICE);
- lp->tx_ring[x].base =
- (u32) le32_to_cpu(lp->tx_dma_addr[x]);
+ lp->tx_ring[x].base = cpu_to_le32(lp->tx_dma_addr[x]);
wmb(); /* Make sure owner changes after all others are visible */
- lp->tx_ring[x].status = le16_to_cpu(status);
+ lp->tx_ring[x].status = cpu_to_le16(status);
}
}
x = a->read_csr(ioaddr, CSR15) & 0xfffc;
lp->a.write_csr(ioaddr, CSR15, x | 0x0044);
- teststatus = le16_to_cpu(0x8000);
+ teststatus = cpu_to_le16(0x8000);
lp->a.write_csr(ioaddr, CSR0, CSR0_START); /* Set STRT bit */
/* Check status of descriptors */
a->write_bcr(ioaddr, 32, (x & ~0x0002));
if (netif_running(dev)) {
- spin_unlock_irqrestore(&lp->lock, flags);
- pcnet32_open(dev);
+ pcnet32_netif_start(dev);
+ pcnet32_restart(dev, CSR0_NORMAL);
} else {
pcnet32_purge_rx_ring(dev);
lp->a.write_bcr(ioaddr, 20, 4); /* return to 16bit mode */
- spin_unlock_irqrestore(&lp->lock, flags);
}
+ spin_unlock_irqrestore(&lp->lock, flags);
return (rc);
} /* end pcnet32_loopback_test */
static void pcnet32_led_blink_callback(struct net_device *dev)
{
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
struct pcnet32_access *a = &lp->a;
ulong ioaddr = dev->base_addr;
unsigned long flags;
static int pcnet32_phys_id(struct net_device *dev, u32 data)
{
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
struct pcnet32_access *a = &lp->a;
ulong ioaddr = dev->base_addr;
unsigned long flags;
mod_timer(&lp->blink_timer, jiffies);
set_current_state(TASK_INTERRUPTIBLE);
+ /* AV: the limit here makes no sense whatsoever */
if ((!data) || (data > (u32) (MAX_SCHEDULE_TIMEOUT / HZ)))
data = (u32) (MAX_SCHEDULE_TIMEOUT / HZ);
int can_sleep)
{
int csr5;
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
struct pcnet32_access *a = &lp->a;
ulong ioaddr = dev->base_addr;
int ticks;
* buffers, with only the last correctly noting the error.
*/
if (status & 0x01) /* Only count a general error at the */
- lp->stats.rx_errors++; /* end of a packet. */
+ dev->stats.rx_errors++; /* end of a packet. */
if (status & 0x20)
- lp->stats.rx_frame_errors++;
+ dev->stats.rx_frame_errors++;
if (status & 0x10)
- lp->stats.rx_over_errors++;
+ dev->stats.rx_over_errors++;
if (status & 0x08)
- lp->stats.rx_crc_errors++;
+ dev->stats.rx_crc_errors++;
if (status & 0x04)
- lp->stats.rx_fifo_errors++;
+ dev->stats.rx_fifo_errors++;
return;
}
pkt_len = (le32_to_cpu(rxp->msg_length) & 0xfff) - 4;
/* Discard oversize frames. */
- if (unlikely(pkt_len > PKT_BUF_SZ - 2)) {
+ if (unlikely(pkt_len > PKT_BUF_SIZE)) {
if (netif_msg_drv(lp))
printk(KERN_ERR "%s: Impossible packet size %d!\n",
dev->name, pkt_len);
- lp->stats.rx_errors++;
+ dev->stats.rx_errors++;
return;
}
if (pkt_len < 60) {
if (netif_msg_rx_err(lp))
printk(KERN_ERR "%s: Runt packet!\n", dev->name);
- lp->stats.rx_errors++;
+ dev->stats.rx_errors++;
return;
}
if (pkt_len > rx_copybreak) {
struct sk_buff *newskb;
- if ((newskb = dev_alloc_skb(PKT_BUF_SZ))) {
- skb_reserve(newskb, 2);
+ if ((newskb = dev_alloc_skb(PKT_BUF_SKB))) {
+ skb_reserve(newskb, NET_IP_ALIGN);
skb = lp->rx_skbuff[entry];
pci_unmap_single(lp->pci_dev,
lp->rx_dma_addr[entry],
- PKT_BUF_SZ - 2,
+ PKT_BUF_SIZE,
PCI_DMA_FROMDEVICE);
skb_put(skb, pkt_len);
lp->rx_skbuff[entry] = newskb;
- newskb->dev = dev;
lp->rx_dma_addr[entry] =
pci_map_single(lp->pci_dev,
newskb->data,
- PKT_BUF_SZ - 2,
+ PKT_BUF_SIZE,
PCI_DMA_FROMDEVICE);
- rxp->base = le32_to_cpu(lp->rx_dma_addr[entry]);
+ rxp->base = cpu_to_le32(lp->rx_dma_addr[entry]);
rx_in_place = 1;
} else
skb = NULL;
} else {
- skb = dev_alloc_skb(pkt_len + 2);
+ skb = dev_alloc_skb(pkt_len + NET_IP_ALIGN);
}
if (skb == NULL) {
printk(KERN_ERR
"%s: Memory squeeze, dropping packet.\n",
dev->name);
- lp->stats.rx_dropped++;
+ dev->stats.rx_dropped++;
return;
}
- skb->dev = dev;
if (!rx_in_place) {
- skb_reserve(skb, 2); /* 16 byte align */
+ skb_reserve(skb, NET_IP_ALIGN);
skb_put(skb, pkt_len); /* Make room */
pci_dma_sync_single_for_cpu(lp->pci_dev,
lp->rx_dma_addr[entry],
- PKT_BUF_SZ - 2,
+ pkt_len,
PCI_DMA_FROMDEVICE);
- eth_copy_and_sum(skb,
+ skb_copy_to_linear_data(skb,
(unsigned char *)(lp->rx_skbuff[entry]->data),
- pkt_len, 0);
+ pkt_len);
pci_dma_sync_single_for_device(lp->pci_dev,
lp->rx_dma_addr[entry],
- PKT_BUF_SZ - 2,
+ pkt_len,
PCI_DMA_FROMDEVICE);
}
- lp->stats.rx_bytes += skb->len;
+ dev->stats.rx_bytes += skb->len;
skb->protocol = eth_type_trans(skb, dev);
- netif_rx(skb);
- dev->last_rx = jiffies;
- lp->stats.rx_packets++;
+ netif_receive_skb(skb);
+ dev->stats.rx_packets++;
return;
}
-
-static void pcnet32_rx(struct net_device *dev)
+static int pcnet32_rx(struct net_device *dev, int budget)
{
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
int entry = lp->cur_rx & lp->rx_mod_mask;
struct pcnet32_rx_head *rxp = &lp->rx_ring[entry];
int npackets = 0;
- int boguscnt = lp->rx_ring_size / 2;
/* If we own the next entry, it's a new packet. Send it up. */
- while (boguscnt > npackets && (short)le16_to_cpu(rxp->status) >= 0) {
+ while (npackets < budget && (short)le16_to_cpu(rxp->status) >= 0) {
pcnet32_rx_entry(dev, lp, rxp, entry);
npackets += 1;
/*
* The docs say that the buffer length isn't touched, but Andrew
* Boyd of QNX reports that some revs of the 79C965 clear it.
*/
- rxp->buf_length = le16_to_cpu(2 - PKT_BUF_SZ);
+ rxp->buf_length = cpu_to_le16(NEG_BUF_SIZE);
wmb(); /* Make sure owner changes after others are visible */
- rxp->status = le16_to_cpu(0x8000);
+ rxp->status = cpu_to_le16(0x8000);
entry = (++lp->cur_rx) & lp->rx_mod_mask;
rxp = &lp->rx_ring[entry];
}
- return;
+ return npackets;
}
-static int pcnet32_tx(struct net_device *dev, u16 csr0)
+static int pcnet32_tx(struct net_device *dev)
{
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
unsigned int dirty_tx = lp->dirty_tx;
int delta;
int must_restart = 0;
if (status & 0x4000) {
/* There was a major error, log it. */
int err_status = le32_to_cpu(lp->tx_ring[entry].misc);
- lp->stats.tx_errors++;
+ dev->stats.tx_errors++;
if (netif_msg_tx_err(lp))
printk(KERN_ERR
"%s: Tx error status=%04x err_status=%08x\n",
dev->name, status,
err_status);
if (err_status & 0x04000000)
- lp->stats.tx_aborted_errors++;
+ dev->stats.tx_aborted_errors++;
if (err_status & 0x08000000)
- lp->stats.tx_carrier_errors++;
+ dev->stats.tx_carrier_errors++;
if (err_status & 0x10000000)
- lp->stats.tx_window_errors++;
+ dev->stats.tx_window_errors++;
#ifndef DO_DXSUFLO
if (err_status & 0x40000000) {
- lp->stats.tx_fifo_errors++;
+ dev->stats.tx_fifo_errors++;
/* Ackk! On FIFO errors the Tx unit is turned off! */
/* Remove this verbosity later! */
if (netif_msg_tx_err(lp))
printk(KERN_ERR
- "%s: Tx FIFO error! CSR0=%4.4x\n",
- dev->name, csr0);
+ "%s: Tx FIFO error!\n",
+ dev->name);
must_restart = 1;
}
#else
if (err_status & 0x40000000) {
- lp->stats.tx_fifo_errors++;
+ dev->stats.tx_fifo_errors++;
if (!lp->dxsuflo) { /* If controller doesn't recover ... */
/* Ackk! On FIFO errors the Tx unit is turned off! */
/* Remove this verbosity later! */
if (netif_msg_tx_err(lp))
printk(KERN_ERR
- "%s: Tx FIFO error! CSR0=%4.4x\n",
- dev->name, csr0);
+ "%s: Tx FIFO error!\n",
+ dev->name);
must_restart = 1;
}
}
#endif
} else {
if (status & 0x1800)
- lp->stats.collisions++;
- lp->stats.tx_packets++;
+ dev->stats.collisions++;
+ dev->stats.tx_packets++;
}
/* We must free the original skb */
return must_restart;
}
+static int pcnet32_poll(struct napi_struct *napi, int budget)
+{
+ struct pcnet32_private *lp = container_of(napi, struct pcnet32_private, napi);
+ struct net_device *dev = lp->dev;
+ unsigned long ioaddr = dev->base_addr;
+ unsigned long flags;
+ int work_done;
+ u16 val;
+
+ work_done = pcnet32_rx(dev, budget);
+
+ spin_lock_irqsave(&lp->lock, flags);
+ if (pcnet32_tx(dev)) {
+ /* reset the chip to clear the error condition, then restart */
+ lp->a.reset(ioaddr);
+ lp->a.write_csr(ioaddr, CSR4, 0x0915); /* auto tx pad */
+ pcnet32_restart(dev, CSR0_START);
+ netif_wake_queue(dev);
+ }
+ spin_unlock_irqrestore(&lp->lock, flags);
+
+ if (work_done < budget) {
+ spin_lock_irqsave(&lp->lock, flags);
+
+ __napi_complete(napi);
+
+ /* clear interrupt masks */
+ val = lp->a.read_csr(ioaddr, CSR3);
+ val &= 0x00ff;
+ lp->a.write_csr(ioaddr, CSR3, val);
+
+ /* Set interrupt enable. */
+ lp->a.write_csr(ioaddr, CSR0, CSR0_INTEN);
+
+ spin_unlock_irqrestore(&lp->lock, flags);
+ }
+ return work_done;
+}
+
#define PCNET32_REGS_PER_PHY 32
#define PCNET32_MAX_PHYS 32
static int pcnet32_get_regs_len(struct net_device *dev)
{
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
int j = lp->phycount * PCNET32_REGS_PER_PHY;
return ((PCNET32_NUM_REGS + j) * sizeof(u16));
{
int i, csr0;
u16 *buff = ptr;
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
struct pcnet32_access *a = &lp->a;
ulong ioaddr = dev->base_addr;
unsigned long flags;
spin_unlock_irqrestore(&lp->lock, flags);
}
-static struct ethtool_ops pcnet32_ethtool_ops = {
+static const struct ethtool_ops pcnet32_ethtool_ops = {
.get_settings = pcnet32_get_settings,
.set_settings = pcnet32_set_settings,
.get_drvinfo = pcnet32_get_drvinfo,
.get_link = pcnet32_get_link,
.get_ringparam = pcnet32_get_ringparam,
.set_ringparam = pcnet32_set_ringparam,
- .get_tx_csum = ethtool_op_get_tx_csum,
- .get_sg = ethtool_op_get_sg,
- .get_tso = ethtool_op_get_tso,
.get_strings = pcnet32_get_strings,
- .self_test_count = pcnet32_self_test_count,
.self_test = pcnet32_ethtool_test,
.phys_id = pcnet32_phys_id,
.get_regs_len = pcnet32_get_regs_len,
.get_regs = pcnet32_get_regs,
- .get_perm_addr = ethtool_op_get_perm_addr,
+ .get_sset_count = pcnet32_get_sset_count,
};
/* only probes for non-PCI devices, the rest are handled by
if (request_region
(ioaddr, PCNET32_TOTAL_SIZE, "pcnet32_probe_vlbus")) {
/* check if there is really a pcnet chip on that ioaddr */
- if ((inb(ioaddr + 14) == 0x57)
- && (inb(ioaddr + 15) == 0x57)) {
+ if ((inb(ioaddr + 14) == 0x57) &&
+ (inb(ioaddr + 15) == 0x57)) {
pcnet32_probe1(ioaddr, 0, NULL);
} else {
release_region(ioaddr, PCNET32_TOTAL_SIZE);
return err;
}
+static const struct net_device_ops pcnet32_netdev_ops = {
+ .ndo_open = pcnet32_open,
+ .ndo_stop = pcnet32_close,
+ .ndo_start_xmit = pcnet32_start_xmit,
+ .ndo_tx_timeout = pcnet32_tx_timeout,
+ .ndo_get_stats = pcnet32_get_stats,
+ .ndo_set_multicast_list = pcnet32_set_multicast_list,
+ .ndo_do_ioctl = pcnet32_ioctl,
+ .ndo_change_mtu = eth_change_mtu,
+ .ndo_set_mac_address = eth_mac_addr,
+ .ndo_validate_addr = eth_validate_addr,
+#ifdef CONFIG_NET_POLL_CONTROLLER
+ .ndo_poll_controller = pcnet32_poll_controller,
+#endif
+};
+
/* pcnet32_probe1
* Called from both pcnet32_probe_vlbus and pcnet_probe_pci.
* pdev will be NULL when called from pcnet32_probe_vlbus.
pcnet32_probe1(unsigned long ioaddr, int shared, struct pci_dev *pdev)
{
struct pcnet32_private *lp;
- dma_addr_t lp_dma_addr;
int i, media;
int fdx, mii, fset, dxsuflo;
int chip_version;
a = &pcnet32_wio;
} else {
pcnet32_dwio_reset(ioaddr);
- if (pcnet32_dwio_read_csr(ioaddr, 0) == 4
- && pcnet32_dwio_check(ioaddr)) {
+ if (pcnet32_dwio_read_csr(ioaddr, 0) == 4 &&
+ pcnet32_dwio_check(ioaddr)) {
a = &pcnet32_dwio;
- } else
+ } else {
+ if (pcnet32_debug & NETIF_MSG_PROBE)
+ printk(KERN_ERR PFX "No access methods\n");
goto err_release_region;
+ }
}
chip_version =
dxsuflo = 1;
}
- dev = alloc_etherdev(0);
+ dev = alloc_etherdev(sizeof(*lp));
if (!dev) {
if (pcnet32_debug & NETIF_MSG_PROBE)
printk(KERN_ERR PFX "Memory allocation failed.\n");
ret = -ENOMEM;
goto err_release_region;
}
- SET_NETDEV_DEV(dev, &pdev->dev);
+
+ if (pdev)
+ SET_NETDEV_DEV(dev, &pdev->dev);
if (pcnet32_debug & NETIF_MSG_PROBE)
printk(KERN_INFO PFX "%s at %#3lx,", chipname, ioaddr);
for (i = 0; i < 6; i++)
promaddr[i] = inb(ioaddr + i);
- if (memcmp(promaddr, dev->dev_addr, 6)
- || !is_valid_ether_addr(dev->dev_addr)) {
+ if (memcmp(promaddr, dev->dev_addr, 6) ||
+ !is_valid_ether_addr(dev->dev_addr)) {
if (is_valid_ether_addr(promaddr)) {
if (pcnet32_debug & NETIF_MSG_PROBE) {
printk(" warning: CSR address invalid,\n");
memset(dev->dev_addr, 0, sizeof(dev->dev_addr));
if (pcnet32_debug & NETIF_MSG_PROBE) {
- for (i = 0; i < 6; i++)
- printk(" %2.2x", dev->dev_addr[i]);
+ printk(" %pM", dev->dev_addr);
/* Version 0x2623 and 0x2624 */
if (((chip_version + 1) & 0xfffe) == 0x2624) {
i = a->read_csr(ioaddr, 80) & 0x0C00; /* Check tx_start_pt */
- printk("\n" KERN_INFO " tx_start_pt(0x%04x):", i);
+ printk(KERN_INFO " tx_start_pt(0x%04x):", i);
switch (i >> 10) {
case 0:
- printk(" 20 bytes,");
+ printk(KERN_CONT " 20 bytes,");
break;
case 1:
- printk(" 64 bytes,");
+ printk(KERN_CONT " 64 bytes,");
break;
case 2:
- printk(" 128 bytes,");
+ printk(KERN_CONT " 128 bytes,");
break;
case 3:
- printk("~220 bytes,");
+ printk(KERN_CONT "~220 bytes,");
break;
}
i = a->read_bcr(ioaddr, 18); /* Check Burst/Bus control */
- printk(" BCR18(%x):", i & 0xffff);
+ printk(KERN_CONT " BCR18(%x):", i & 0xffff);
if (i & (1 << 5))
- printk("BurstWrEn ");
+ printk(KERN_CONT "BurstWrEn ");
if (i & (1 << 6))
- printk("BurstRdEn ");
+ printk(KERN_CONT "BurstRdEn ");
if (i & (1 << 7))
- printk("DWordIO ");
+ printk(KERN_CONT "DWordIO ");
if (i & (1 << 11))
- printk("NoUFlow ");
+ printk(KERN_CONT "NoUFlow ");
i = a->read_bcr(ioaddr, 25);
- printk("\n" KERN_INFO " SRAMSIZE=0x%04x,", i << 8);
+ printk(KERN_INFO " SRAMSIZE=0x%04x,", i << 8);
i = a->read_bcr(ioaddr, 26);
- printk(" SRAM_BND=0x%04x,", i << 8);
+ printk(KERN_CONT " SRAM_BND=0x%04x,", i << 8);
i = a->read_bcr(ioaddr, 27);
if (i & (1 << 14))
- printk("LowLatRx");
+ printk(KERN_CONT "LowLatRx");
}
}
dev->base_addr = ioaddr;
+ lp = netdev_priv(dev);
/* pci_alloc_consistent returns page-aligned memory, so we do not have to check the alignment */
- if ((lp =
- pci_alloc_consistent(pdev, sizeof(*lp), &lp_dma_addr)) == NULL) {
+ if ((lp->init_block =
+ pci_alloc_consistent(pdev, sizeof(*lp->init_block), &lp->init_dma_addr)) == NULL) {
if (pcnet32_debug & NETIF_MSG_PROBE)
printk(KERN_ERR PFX
"Consistent memory allocation failed.\n");
ret = -ENOMEM;
goto err_free_netdev;
}
-
- memset(lp, 0, sizeof(*lp));
- lp->dma_addr = lp_dma_addr;
lp->pci_dev = pdev;
+ lp->dev = dev;
+
spin_lock_init(&lp->lock);
- SET_MODULE_OWNER(dev);
- SET_NETDEV_DEV(dev, &pdev->dev);
- dev->priv = lp;
lp->name = chipname;
lp->shared_irq = shared;
lp->tx_ring_size = TX_RING_SIZE; /* default tx ring size */
lp->mii = mii;
lp->chip_version = chip_version;
lp->msg_enable = pcnet32_debug;
- if ((cards_found >= MAX_UNITS)
- || (options[cards_found] > sizeof(options_mapping)))
+ if ((cards_found >= MAX_UNITS) ||
+ (options[cards_found] >= sizeof(options_mapping)))
lp->options = PCNET32_PORT_ASEL;
else
lp->options = options_mapping[options[cards_found]];
lp->mii_if.mdio_read = mdio_read;
lp->mii_if.mdio_write = mdio_write;
+ /* napi.weight is used in both the napi and non-napi cases */
+ lp->napi.weight = lp->rx_ring_size / 2;
+
+ netif_napi_add(dev, &lp->napi, pcnet32_poll, lp->rx_ring_size / 2);
+
if (fdx && !(lp->options & PCNET32_PORT_ASEL) &&
((cards_found >= MAX_UNITS) || full_duplex[cards_found]))
lp->options |= PCNET32_PORT_FD;
- if (!a) {
- if (pcnet32_debug & NETIF_MSG_PROBE)
- printk(KERN_ERR PFX "No access methods\n");
- ret = -ENODEV;
- goto err_free_consistent;
- }
lp->a = *a;
/* prior to register_netdev, dev->name is not yet correct */
goto err_free_ring;
}
/* detect special T1/E1 WAN card by checking for MAC address */
- if (dev->dev_addr[0] == 0x00 && dev->dev_addr[1] == 0xe0
- && dev->dev_addr[2] == 0x75)
+ if (dev->dev_addr[0] == 0x00 && dev->dev_addr[1] == 0xe0 &&
+ dev->dev_addr[2] == 0x75)
lp->options = PCNET32_PORT_FD | PCNET32_PORT_GPSI;
- lp->init_block.mode = le16_to_cpu(0x0003); /* Disable Rx and Tx. */
- lp->init_block.tlen_rlen =
- le16_to_cpu(lp->tx_len_bits | lp->rx_len_bits);
+ lp->init_block->mode = cpu_to_le16(0x0003); /* Disable Rx and Tx. */
+ lp->init_block->tlen_rlen =
+ cpu_to_le16(lp->tx_len_bits | lp->rx_len_bits);
for (i = 0; i < 6; i++)
- lp->init_block.phys_addr[i] = dev->dev_addr[i];
- lp->init_block.filter[0] = 0x00000000;
- lp->init_block.filter[1] = 0x00000000;
- lp->init_block.rx_ring = (u32) le32_to_cpu(lp->rx_ring_dma_addr);
- lp->init_block.tx_ring = (u32) le32_to_cpu(lp->tx_ring_dma_addr);
+ lp->init_block->phys_addr[i] = dev->dev_addr[i];
+ lp->init_block->filter[0] = 0x00000000;
+ lp->init_block->filter[1] = 0x00000000;
+ lp->init_block->rx_ring = cpu_to_le32(lp->rx_ring_dma_addr);
+ lp->init_block->tx_ring = cpu_to_le32(lp->tx_ring_dma_addr);
/* switch pcnet32 to 32bit mode */
a->write_bcr(ioaddr, 20, 2);
- a->write_csr(ioaddr, 1, (lp->dma_addr + offsetof(struct pcnet32_private,
- init_block)) & 0xffff);
- a->write_csr(ioaddr, 2, (lp->dma_addr + offsetof(struct pcnet32_private,
- init_block)) >> 16);
+ a->write_csr(ioaddr, 1, (lp->init_dma_addr & 0xffff));
+ a->write_csr(ioaddr, 2, (lp->init_dma_addr >> 16));
if (pdev) { /* use the IRQ provided by PCI */
dev->irq = pdev->irq;
lp->watchdog_timer.function = (void *)&pcnet32_watchdog;
/* The PCNET32-specific entries in the device structure. */
- dev->open = &pcnet32_open;
- dev->hard_start_xmit = &pcnet32_start_xmit;
- dev->stop = &pcnet32_close;
- dev->get_stats = &pcnet32_get_stats;
- dev->set_multicast_list = &pcnet32_set_multicast_list;
- dev->do_ioctl = &pcnet32_ioctl;
+ dev->netdev_ops = &pcnet32_netdev_ops;
dev->ethtool_ops = &pcnet32_ethtool_ops;
- dev->tx_timeout = pcnet32_tx_timeout;
dev->watchdog_timeo = (5 * HZ);
-#ifdef CONFIG_NET_POLL_CONTROLLER
- dev->poll_controller = pcnet32_poll_controller;
-#endif
-
/* Fill in the generic fields of the device structure. */
if (register_netdev(dev))
goto err_free_ring;
return 0;
- err_free_ring:
+err_free_ring:
pcnet32_free_ring(dev);
- err_free_consistent:
- pci_free_consistent(lp->pci_dev, sizeof(*lp), lp, lp->dma_addr);
- err_free_netdev:
+ pci_free_consistent(lp->pci_dev, sizeof(*lp->init_block),
+ lp->init_block, lp->init_dma_addr);
+err_free_netdev:
free_netdev(dev);
- err_release_region:
+err_release_region:
release_region(ioaddr, PCNET32_TOTAL_SIZE);
return ret;
}
/* if any allocation fails, caller must also call pcnet32_free_ring */
-static int pcnet32_alloc_ring(struct net_device *dev, char *name)
+static int pcnet32_alloc_ring(struct net_device *dev, const char *name)
{
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
lp->tx_ring = pci_alloc_consistent(lp->pci_dev,
sizeof(struct pcnet32_tx_head) *
&lp->tx_ring_dma_addr);
if (lp->tx_ring == NULL) {
if (netif_msg_drv(lp))
- printk("\n" KERN_ERR PFX
+ printk(KERN_ERR PFX
"%s: Consistent memory allocation failed.\n",
name);
return -ENOMEM;
&lp->rx_ring_dma_addr);
if (lp->rx_ring == NULL) {
if (netif_msg_drv(lp))
- printk("\n" KERN_ERR PFX
+ printk(KERN_ERR PFX
"%s: Consistent memory allocation failed.\n",
name);
return -ENOMEM;
GFP_ATOMIC);
if (!lp->tx_dma_addr) {
if (netif_msg_drv(lp))
- printk("\n" KERN_ERR PFX
+ printk(KERN_ERR PFX
"%s: Memory allocation failed.\n", name);
return -ENOMEM;
}
GFP_ATOMIC);
if (!lp->rx_dma_addr) {
if (netif_msg_drv(lp))
- printk("\n" KERN_ERR PFX
+ printk(KERN_ERR PFX
"%s: Memory allocation failed.\n", name);
return -ENOMEM;
}
GFP_ATOMIC);
if (!lp->tx_skbuff) {
if (netif_msg_drv(lp))
- printk("\n" KERN_ERR PFX
+ printk(KERN_ERR PFX
"%s: Memory allocation failed.\n", name);
return -ENOMEM;
}
GFP_ATOMIC);
if (!lp->rx_skbuff) {
if (netif_msg_drv(lp))
- printk("\n" KERN_ERR PFX
+ printk(KERN_ERR PFX
"%s: Memory allocation failed.\n", name);
return -ENOMEM;
}
static void pcnet32_free_ring(struct net_device *dev)
{
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
kfree(lp->tx_skbuff);
lp->tx_skbuff = NULL;
static int pcnet32_open(struct net_device *dev)
{
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
+ struct pci_dev *pdev = lp->pci_dev;
unsigned long ioaddr = dev->base_addr;
u16 val;
int i;
int rc;
unsigned long flags;
- if (request_irq(dev->irq, &pcnet32_interrupt,
+ if (request_irq(dev->irq, pcnet32_interrupt,
lp->shared_irq ? IRQF_SHARED : 0, dev->name,
(void *)dev)) {
return -EAGAIN;
"%s: pcnet32_open() irq %d tx/rx rings %#x/%#x init %#x.\n",
dev->name, dev->irq, (u32) (lp->tx_ring_dma_addr),
(u32) (lp->rx_ring_dma_addr),
- (u32) (lp->dma_addr +
- offsetof(struct pcnet32_private, init_block)));
+ (u32) (lp->init_dma_addr));
/* set/reset autoselect bit */
val = lp->a.read_bcr(ioaddr, 2) & ~2;
lp->a.write_csr(ioaddr, 124, val);
/* Allied Telesyn AT 2700/2701 FX are 100Mbit only and do not negotiate */
- if (lp->pci_dev->subsystem_vendor == PCI_VENDOR_ID_AT &&
- (lp->pci_dev->subsystem_device == PCI_SUBDEVICE_ID_AT_2700FX ||
- lp->pci_dev->subsystem_device == PCI_SUBDEVICE_ID_AT_2701FX)) {
+ if (pdev && pdev->subsystem_vendor == PCI_VENDOR_ID_AT &&
+ (pdev->subsystem_device == PCI_SUBDEVICE_ID_AT_2700FX ||
+ pdev->subsystem_device == PCI_SUBDEVICE_ID_AT_2701FX)) {
if (lp->options & PCNET32_PORT_ASEL) {
lp->options = PCNET32_PORT_FD | PCNET32_PORT_100;
if (netif_msg_link(lp))
}
#endif
- lp->init_block.mode =
- le16_to_cpu((lp->options & PCNET32_PORT_PORTSEL) << 7);
+ lp->init_block->mode =
+ cpu_to_le16((lp->options & PCNET32_PORT_PORTSEL) << 7);
pcnet32_load_multicast(dev);
if (pcnet32_init_ring(dev)) {
goto err_free_ring;
}
+ napi_enable(&lp->napi);
+
/* Re-initialize the PCNET32, and start it when done. */
- lp->a.write_csr(ioaddr, 1, (lp->dma_addr +
- offsetof(struct pcnet32_private,
- init_block)) & 0xffff);
- lp->a.write_csr(ioaddr, 2,
- (lp->dma_addr +
- offsetof(struct pcnet32_private, init_block)) >> 16);
+ lp->a.write_csr(ioaddr, 1, (lp->init_dma_addr & 0xffff));
+ lp->a.write_csr(ioaddr, 2, (lp->init_dma_addr >> 16));
lp->a.write_csr(ioaddr, CSR4, 0x0915); /* auto tx pad */
lp->a.write_csr(ioaddr, CSR0, CSR0_INIT);
if (lp->chip_version >= PCNET32_79C970A) {
/* Print the link status and start the watchdog */
pcnet32_check_media(dev, 1);
- mod_timer(&(lp->watchdog_timer), PCNET32_WATCHDOG_TIMEOUT);
+ mod_timer(&lp->watchdog_timer, PCNET32_WATCHDOG_TIMEOUT);
}
i = 0;
printk(KERN_DEBUG
"%s: pcnet32 open after %d ticks, init block %#x csr0 %4.4x.\n",
dev->name, i,
- (u32) (lp->dma_addr +
- offsetof(struct pcnet32_private, init_block)),
+ (u32) (lp->init_dma_addr),
lp->a.read_csr(ioaddr, CSR0));
spin_unlock_irqrestore(&lp->lock, flags);
static void pcnet32_purge_tx_ring(struct net_device *dev)
{
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
int i;
for (i = 0; i < lp->tx_ring_size; i++) {
/* Initialize the PCNET32 Rx and Tx rings. */
static int pcnet32_init_ring(struct net_device *dev)
{
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
int i;
lp->tx_full = 0;
if (rx_skbuff == NULL) {
if (!
(rx_skbuff = lp->rx_skbuff[i] =
- dev_alloc_skb(PKT_BUF_SZ))) {
+ dev_alloc_skb(PKT_BUF_SKB))) {
/* there is not much, we can do at this point */
if (netif_msg_drv(lp))
printk(KERN_ERR
dev->name);
return -1;
}
- skb_reserve(rx_skbuff, 2);
+ skb_reserve(rx_skbuff, NET_IP_ALIGN);
}
rmb();
if (lp->rx_dma_addr[i] == 0)
lp->rx_dma_addr[i] =
pci_map_single(lp->pci_dev, rx_skbuff->data,
- PKT_BUF_SZ - 2, PCI_DMA_FROMDEVICE);
- lp->rx_ring[i].base = (u32) le32_to_cpu(lp->rx_dma_addr[i]);
- lp->rx_ring[i].buf_length = le16_to_cpu(2 - PKT_BUF_SZ);
+ PKT_BUF_SIZE, PCI_DMA_FROMDEVICE);
+ lp->rx_ring[i].base = cpu_to_le32(lp->rx_dma_addr[i]);
+ lp->rx_ring[i].buf_length = cpu_to_le16(NEG_BUF_SIZE);
wmb(); /* Make sure owner changes after all others are visible */
- lp->rx_ring[i].status = le16_to_cpu(0x8000);
+ lp->rx_ring[i].status = cpu_to_le16(0x8000);
}
/* The Tx buffer address is filled in as needed, but we do need to clear
* the upper ownership bit. */
lp->tx_dma_addr[i] = 0;
}
- lp->init_block.tlen_rlen =
- le16_to_cpu(lp->tx_len_bits | lp->rx_len_bits);
+ lp->init_block->tlen_rlen =
+ cpu_to_le16(lp->tx_len_bits | lp->rx_len_bits);
for (i = 0; i < 6; i++)
- lp->init_block.phys_addr[i] = dev->dev_addr[i];
- lp->init_block.rx_ring = (u32) le32_to_cpu(lp->rx_ring_dma_addr);
- lp->init_block.tx_ring = (u32) le32_to_cpu(lp->tx_ring_dma_addr);
+ lp->init_block->phys_addr[i] = dev->dev_addr[i];
+ lp->init_block->rx_ring = cpu_to_le32(lp->rx_ring_dma_addr);
+ lp->init_block->tx_ring = cpu_to_le32(lp->tx_ring_dma_addr);
wmb(); /* Make sure all changes are visible */
return 0;
}
*/
static void pcnet32_restart(struct net_device *dev, unsigned int csr0_bits)
{
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
unsigned long ioaddr = dev->base_addr;
int i;
static void pcnet32_tx_timeout(struct net_device *dev)
{
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
unsigned long ioaddr = dev->base_addr, flags;
spin_lock_irqsave(&lp->lock, flags);
"%s: transmit timed out, status %4.4x, resetting.\n",
dev->name, lp->a.read_csr(ioaddr, CSR0));
lp->a.write_csr(ioaddr, CSR0, CSR0_STOP);
- lp->stats.tx_errors++;
+ dev->stats.tx_errors++;
if (netif_msg_tx_err(lp)) {
int i;
printk(KERN_DEBUG
spin_unlock_irqrestore(&lp->lock, flags);
}
-static int pcnet32_start_xmit(struct sk_buff *skb, struct net_device *dev)
+static netdev_tx_t pcnet32_start_xmit(struct sk_buff *skb,
+ struct net_device *dev)
{
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
unsigned long ioaddr = dev->base_addr;
u16 status;
int entry;
/* Caution: the write order is important here, set the status
* with the "ownership" bits last. */
- lp->tx_ring[entry].length = le16_to_cpu(-skb->len);
+ lp->tx_ring[entry].length = cpu_to_le16(-skb->len);
lp->tx_ring[entry].misc = 0x00000000;
lp->tx_skbuff[entry] = skb;
lp->tx_dma_addr[entry] =
pci_map_single(lp->pci_dev, skb->data, skb->len, PCI_DMA_TODEVICE);
- lp->tx_ring[entry].base = (u32) le32_to_cpu(lp->tx_dma_addr[entry]);
+ lp->tx_ring[entry].base = cpu_to_le32(lp->tx_dma_addr[entry]);
wmb(); /* Make sure owner changes after all others are visible */
- lp->tx_ring[entry].status = le16_to_cpu(status);
+ lp->tx_ring[entry].status = cpu_to_le16(status);
lp->cur_tx++;
- lp->stats.tx_bytes += skb->len;
+ dev->stats.tx_bytes += skb->len;
/* Trigger an immediate send poll. */
lp->a.write_csr(ioaddr, CSR0, CSR0_INTEN | CSR0_TXPOLL);
netif_stop_queue(dev);
}
spin_unlock_irqrestore(&lp->lock, flags);
- return 0;
+ return NETDEV_TX_OK;
}
/* The PCNET32 interrupt handler. */
static irqreturn_t
-pcnet32_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+pcnet32_interrupt(int irq, void *dev_id)
{
struct net_device *dev = dev_id;
struct pcnet32_private *lp;
unsigned long ioaddr;
u16 csr0;
int boguscnt = max_interrupt_work;
- int must_restart;
-
- if (!dev) {
- if (pcnet32_debug & NETIF_MSG_INTR)
- printk(KERN_DEBUG "%s(): irq %d for unknown device\n",
- __FUNCTION__, irq);
- return IRQ_NONE;
- }
ioaddr = dev->base_addr;
- lp = dev->priv;
+ lp = netdev_priv(dev);
spin_lock(&lp->lock);
/* Acknowledge all of the current interrupt sources ASAP. */
lp->a.write_csr(ioaddr, CSR0, csr0 & ~0x004f);
- must_restart = 0;
-
if (netif_msg_intr(lp))
printk(KERN_DEBUG
"%s: interrupt csr0=%#2.2x new csr=%#2.2x.\n",
dev->name, csr0, lp->a.read_csr(ioaddr, CSR0));
- if (csr0 & 0x0400) /* Rx interrupt */
- pcnet32_rx(dev);
-
- if (csr0 & 0x0200) { /* Tx-done interrupt */
- must_restart = pcnet32_tx(dev, csr0);
- }
-
/* Log misc errors. */
if (csr0 & 0x4000)
- lp->stats.tx_errors++; /* Tx babble. */
+ dev->stats.tx_errors++; /* Tx babble. */
if (csr0 & 0x1000) {
/*
* This happens when our receive ring is full. This
* sometimes problems and will fill up the receive
* ring with error descriptors. In this situation we
* don't get a rx interrupt, but a missed frame
- * interrupt sooner or later. So we try to clean up
- * our receive ring here.
+ * interrupt sooner or later.
*/
- pcnet32_rx(dev);
- lp->stats.rx_errors++; /* Missed a Rx frame. */
+ dev->stats.rx_errors++; /* Missed a Rx frame. */
}
if (csr0 & 0x0800) {
if (netif_msg_drv(lp))
dev->name, csr0);
/* unlike for the lance, there is no restart needed */
}
-
- if (must_restart) {
- /* reset the chip to clear the error condition, then restart */
- lp->a.reset(ioaddr);
- lp->a.write_csr(ioaddr, CSR4, 0x0915); /* auto tx pad */
- pcnet32_restart(dev, CSR0_START);
- netif_wake_queue(dev);
+ if (napi_schedule_prep(&lp->napi)) {
+ u16 val;
+ /* set interrupt masks */
+ val = lp->a.read_csr(ioaddr, CSR3);
+ val |= 0x5f00;
+ lp->a.write_csr(ioaddr, CSR3, val);
+
+ __napi_schedule(&lp->napi);
+ break;
}
csr0 = lp->a.read_csr(ioaddr, CSR0);
}
- /* Set interrupt enable. */
- lp->a.write_csr(ioaddr, CSR0, CSR0_INTEN);
-
if (netif_msg_intr(lp))
printk(KERN_DEBUG "%s: exiting interrupt, csr0=%#4.4x.\n",
dev->name, lp->a.read_csr(ioaddr, CSR0));
static int pcnet32_close(struct net_device *dev)
{
unsigned long ioaddr = dev->base_addr;
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
unsigned long flags;
del_timer_sync(&lp->watchdog_timer);
netif_stop_queue(dev);
+ napi_disable(&lp->napi);
spin_lock_irqsave(&lp->lock, flags);
- lp->stats.rx_missed_errors = lp->a.read_csr(ioaddr, 112);
+ dev->stats.rx_missed_errors = lp->a.read_csr(ioaddr, 112);
if (netif_msg_ifdown(lp))
printk(KERN_DEBUG
static struct net_device_stats *pcnet32_get_stats(struct net_device *dev)
{
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
unsigned long ioaddr = dev->base_addr;
unsigned long flags;
spin_lock_irqsave(&lp->lock, flags);
- lp->stats.rx_missed_errors = lp->a.read_csr(ioaddr, 112);
+ dev->stats.rx_missed_errors = lp->a.read_csr(ioaddr, 112);
spin_unlock_irqrestore(&lp->lock, flags);
- return &lp->stats;
+ return &dev->stats;
}
/* taken from the sunlance driver, which it took from the depca driver */
static void pcnet32_load_multicast(struct net_device *dev)
{
- struct pcnet32_private *lp = dev->priv;
- volatile struct pcnet32_init_block *ib = &lp->init_block;
- volatile u16 *mcast_table = (u16 *) & ib->filter;
+ struct pcnet32_private *lp = netdev_priv(dev);
+ volatile struct pcnet32_init_block *ib = lp->init_block;
+ volatile __le16 *mcast_table = (__le16 *)ib->filter;
struct dev_mc_list *dmi = dev->mc_list;
unsigned long ioaddr = dev->base_addr;
char *addrs;
/* set all multicast bits */
if (dev->flags & IFF_ALLMULTI) {
- ib->filter[0] = 0xffffffff;
- ib->filter[1] = 0xffffffff;
+ ib->filter[0] = cpu_to_le32(~0U);
+ ib->filter[1] = cpu_to_le32(~0U);
lp->a.write_csr(ioaddr, PCNET32_MC_FILTER, 0xffff);
lp->a.write_csr(ioaddr, PCNET32_MC_FILTER+1, 0xffff);
lp->a.write_csr(ioaddr, PCNET32_MC_FILTER+2, 0xffff);
crc = ether_crc_le(6, addrs);
crc = crc >> 26;
- mcast_table[crc >> 4] =
- le16_to_cpu(le16_to_cpu(mcast_table[crc >> 4]) |
- (1 << (crc & 0xf)));
+ mcast_table[crc >> 4] |= cpu_to_le16(1 << (crc & 0xf));
}
for (i = 0; i < 4; i++)
lp->a.write_csr(ioaddr, PCNET32_MC_FILTER + i,
static void pcnet32_set_multicast_list(struct net_device *dev)
{
unsigned long ioaddr = dev->base_addr, flags;
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
int csr15, suspended;
spin_lock_irqsave(&lp->lock, flags);
if (netif_msg_hw(lp))
printk(KERN_INFO "%s: Promiscuous mode enabled.\n",
dev->name);
- lp->init_block.mode =
- le16_to_cpu(0x8000 | (lp->options & PCNET32_PORT_PORTSEL) <<
+ lp->init_block->mode =
+ cpu_to_le16(0x8000 | (lp->options & PCNET32_PORT_PORTSEL) <<
7);
lp->a.write_csr(ioaddr, CSR15, csr15 | 0x8000);
} else {
- lp->init_block.mode =
- le16_to_cpu((lp->options & PCNET32_PORT_PORTSEL) << 7);
+ lp->init_block->mode =
+ cpu_to_le16((lp->options & PCNET32_PORT_PORTSEL) << 7);
lp->a.write_csr(ioaddr, CSR15, csr15 & 0x7fff);
pcnet32_load_multicast(dev);
}
/* This routine assumes that the lp->lock is held */
static int mdio_read(struct net_device *dev, int phy_id, int reg_num)
{
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
unsigned long ioaddr = dev->base_addr;
u16 val_out;
/* This routine assumes that the lp->lock is held */
static void mdio_write(struct net_device *dev, int phy_id, int reg_num, int val)
{
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
unsigned long ioaddr = dev->base_addr;
if (!lp->mii)
static int pcnet32_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
{
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
int rc;
unsigned long flags;
static int pcnet32_check_otherphy(struct net_device *dev)
{
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
struct mii_if_info mii = lp->mii_if;
u16 bmcr;
int i;
static void pcnet32_check_media(struct net_device *dev, int verbose)
{
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
int curr_link;
int prev_link = netif_carrier_ok(dev) ? 1 : 0;
u32 bcr9;
static void pcnet32_watchdog(struct net_device *dev)
{
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
unsigned long flags;
/* Print the link status if it has changed */
pcnet32_check_media(dev, 0);
spin_unlock_irqrestore(&lp->lock, flags);
- mod_timer(&(lp->watchdog_timer), PCNET32_WATCHDOG_TIMEOUT);
+ mod_timer(&lp->watchdog_timer, round_jiffies(PCNET32_WATCHDOG_TIMEOUT));
+}
+
+static int pcnet32_pm_suspend(struct pci_dev *pdev, pm_message_t state)
+{
+ struct net_device *dev = pci_get_drvdata(pdev);
+
+ if (netif_running(dev)) {
+ netif_device_detach(dev);
+ pcnet32_close(dev);
+ }
+ pci_save_state(pdev);
+ pci_set_power_state(pdev, pci_choose_state(pdev, state));
+ return 0;
+}
+
+static int pcnet32_pm_resume(struct pci_dev *pdev)
+{
+ struct net_device *dev = pci_get_drvdata(pdev);
+
+ pci_set_power_state(pdev, PCI_D0);
+ pci_restore_state(pdev);
+
+ if (netif_running(dev)) {
+ pcnet32_open(dev);
+ netif_device_attach(dev);
+ }
+ return 0;
}
static void __devexit pcnet32_remove_one(struct pci_dev *pdev)
struct net_device *dev = pci_get_drvdata(pdev);
if (dev) {
- struct pcnet32_private *lp = dev->priv;
+ struct pcnet32_private *lp = netdev_priv(dev);
unregister_netdev(dev);
pcnet32_free_ring(dev);
release_region(dev->base_addr, PCNET32_TOTAL_SIZE);
- pci_free_consistent(lp->pci_dev, sizeof(*lp), lp, lp->dma_addr);
+ pci_free_consistent(lp->pci_dev, sizeof(*lp->init_block),
+ lp->init_block, lp->init_dma_addr);
free_netdev(dev);
pci_disable_device(pdev);
pci_set_drvdata(pdev, NULL);
.probe = pcnet32_probe_pci,
.remove = __devexit_p(pcnet32_remove_one),
.id_table = pcnet32_pci_tbl,
+ .suspend = pcnet32_pm_suspend,
+ .resume = pcnet32_pm_resume,
};
/* An additional parameter that may be passed in... */
struct net_device *next_dev;
while (pcnet32_dev) {
- struct pcnet32_private *lp = pcnet32_dev->priv;
+ struct pcnet32_private *lp = netdev_priv(pcnet32_dev);
next_dev = lp->next;
unregister_netdev(pcnet32_dev);
pcnet32_free_ring(pcnet32_dev);
release_region(pcnet32_dev->base_addr, PCNET32_TOTAL_SIZE);
- pci_free_consistent(lp->pci_dev, sizeof(*lp), lp, lp->dma_addr);
+ pci_free_consistent(lp->pci_dev, sizeof(*lp->init_block),
+ lp->init_block, lp->init_dma_addr);
free_netdev(pcnet32_dev);
pcnet32_dev = next_dev;
}
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff