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Commit 7af60616 authored by Russell King's avatar Russell King
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[ARM] Net: add macro to access driver specific netdev data. 

Signed-off-by: default avatarRussell King <rmk@arm.linux.org.uk>
parent 38a45f47
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Showing with 159 additions and 186 deletions
drivers/net/arm/ether1.c
View file @ 7af60616
......@@ -447,7 +447,6 @@ static rbd_t init_rbd = {
static int
ether1_init_for_open (struct net_device *dev)
{
struct ether1_priv *priv = netdev_priv(dev);
int i, status, addr, next, next2;
int failures = 0;
unsigned long timeout;
......@@ -487,7 +486,7 @@ ether1_init_for_open (struct net_device *dev)
if (next2 >= RX_AREA_END) {
next = RX_AREA_START;
init_rfd.rfd_command = RFD_CMDEL | RFD_CMDSUSPEND;
priv->rx_tail = addr;
priv(dev)->rx_tail = addr;
} else
init_rfd.rfd_command = 0;
if (addr == RX_AREA_START)
......@@ -503,14 +502,14 @@ ether1_init_for_open (struct net_device *dev)
addr = next;
} while (next2 < RX_AREA_END);
priv->tx_link = NOP_ADDR;
priv->tx_head = NOP_ADDR + NOP_SIZE;
priv->tx_tail = TDR_ADDR;
priv->rx_head = RX_AREA_START;
priv(dev)->tx_link = NOP_ADDR;
priv(dev)->tx_head = NOP_ADDR + NOP_SIZE;
priv(dev)->tx_tail = TDR_ADDR;
priv(dev)->rx_head = RX_AREA_START;
/* release reset & give 586 a prod */
priv->resetting = 1;
priv->initialising = 1;
priv(dev)->resetting = 1;
priv(dev)->initialising = 1;
outb (CTRL_RST, REG_CONTROL);
outb (0, REG_CONTROL);
outb (CTRL_CA, REG_CONTROL);
......@@ -616,24 +615,23 @@ ether1_init_for_open (struct net_device *dev)
static int
ether1_txalloc (struct net_device *dev, int size)
{
struct ether1_priv *priv = netdev_priv(dev);
int start, tail;
size = (size + 1) & ~1;
tail = priv->tx_tail;
tail = priv(dev)->tx_tail;
if (priv->tx_head + size > TX_AREA_END) {
if (tail > priv->tx_head)
if (priv(dev)->tx_head + size > TX_AREA_END) {
if (tail > priv(dev)->tx_head)
return -1;
start = TX_AREA_START;
if (start + size > tail)
return -1;
priv->tx_head = start + size;
priv(dev)->tx_head = start + size;
} else {
if (priv->tx_head < tail && (priv->tx_head + size) > tail)
if (priv(dev)->tx_head < tail && (priv(dev)->tx_head + size) > tail)
return -1;
start = priv->tx_head;
priv->tx_head += size;
start = priv(dev)->tx_head;
priv(dev)->tx_head += size;
}
return start;
......@@ -642,8 +640,6 @@ ether1_txalloc (struct net_device *dev, int size)
static int
ether1_open (struct net_device *dev)
{
struct ether1_priv *priv = netdev_priv(dev);
if (!is_valid_ether_addr(dev->dev_addr)) {
printk(KERN_WARNING "%s: invalid ethernet MAC address\n",
dev->name);
......@@ -653,7 +649,7 @@ ether1_open (struct net_device *dev)
if (request_irq(dev->irq, ether1_interrupt, 0, "ether1", dev))
return -EAGAIN;
memset (&priv->stats, 0, sizeof (struct net_device_stats));
memset (&priv(dev)->stats, 0, sizeof (struct net_device_stats));
if (ether1_init_for_open (dev)) {
free_irq (dev->irq, dev);
......@@ -668,8 +664,6 @@ ether1_open (struct net_device *dev)
static void
ether1_timeout(struct net_device *dev)
{
struct ether1_priv *priv = netdev_priv(dev);
printk(KERN_WARNING "%s: transmit timeout, network cable problem?\n",
dev->name);
printk(KERN_WARNING "%s: resetting device\n", dev->name);
......@@ -679,21 +673,20 @@ ether1_timeout(struct net_device *dev)
if (ether1_init_for_open (dev))
printk (KERN_ERR "%s: unable to restart interface\n", dev->name);
priv->stats.tx_errors++;
priv(dev)->stats.tx_errors++;
netif_wake_queue(dev);
}
static int
ether1_sendpacket (struct sk_buff *skb, struct net_device *dev)
{
struct ether1_priv *priv = netdev_priv(dev);
int tmp, tst, nopaddr, txaddr, tbdaddr, dataddr;
unsigned long flags;
tx_t tx;
tbd_t tbd;
nop_t nop;
if (priv->restart) {
if (priv(dev)->restart) {
printk(KERN_WARNING "%s: resetting device\n", dev->name);
ether1_reset(dev);
......@@ -701,7 +694,7 @@ ether1_sendpacket (struct sk_buff *skb, struct net_device *dev)
if (ether1_init_for_open(dev))
printk(KERN_ERR "%s: unable to restart interface\n", dev->name);
else
priv->restart = 0;
priv(dev)->restart = 0;
}
if (skb->len < ETH_ZLEN) {
......@@ -735,8 +728,8 @@ ether1_sendpacket (struct sk_buff *skb, struct net_device *dev)
ether1_writebuffer (dev, &tbd, tbdaddr, TBD_SIZE);
ether1_writebuffer (dev, skb->data, dataddr, skb->len);
ether1_writebuffer (dev, &nop, nopaddr, NOP_SIZE);
tmp = priv->tx_link;
priv->tx_link = nopaddr;
tmp = priv(dev)->tx_link;
priv(dev)->tx_link = nopaddr;
/* now reset the previous nop pointer */
ether1_outw (dev, txaddr, tmp, nop_t, nop_link, NORMALIRQS);
......@@ -747,9 +740,9 @@ ether1_sendpacket (struct sk_buff *skb, struct net_device *dev)
dev->trans_start = jiffies;
/* check to see if we have room for a full sized ether frame */
tmp = priv->tx_head;
tmp = priv(dev)->tx_head;
tst = ether1_txalloc (dev, TX_SIZE + TBD_SIZE + NOP_SIZE + ETH_FRAME_LEN);
priv->tx_head = tmp;
priv(dev)->tx_head = tmp;
dev_kfree_skb (skb);
if (tst == -1)
......@@ -762,11 +755,10 @@ ether1_sendpacket (struct sk_buff *skb, struct net_device *dev)
static void
ether1_xmit_done (struct net_device *dev)
{
struct ether1_priv *priv = netdev_priv(dev);
nop_t nop;
int caddr, tst;
caddr = priv->tx_tail;
caddr = priv(dev)->tx_tail;
again:
ether1_readbuffer (dev, &nop, caddr, NOP_SIZE);
......@@ -780,15 +772,15 @@ ether1_xmit_done (struct net_device *dev)
scb_command, NORMALIRQS);
outb (CTRL_CA, REG_CONTROL);
}
priv->tx_tail = NOP_ADDR;
priv(dev)->tx_tail = NOP_ADDR;
return;
case CMD_NOP:
if (nop.nop_link == caddr) {
if (priv->initialising == 0)
if (priv(dev)->initialising == 0)
printk (KERN_WARNING "%s: strange command complete with no tx command!\n", dev->name);
else
priv->initialising = 0;
priv(dev)->initialising = 0;
return;
}
if (caddr == nop.nop_link)
......@@ -800,33 +792,33 @@ ether1_xmit_done (struct net_device *dev)
if (nop.nop_status & STAT_COMPLETE)
break;
printk (KERN_ERR "%s: strange command complete without completed command\n", dev->name);
priv->restart = 1;
priv(dev)->restart = 1;
return;
default:
printk (KERN_WARNING "%s: strange command %d complete! (offset %04X)", dev->name,
nop.nop_command & CMD_MASK, caddr);
priv->restart = 1;
priv(dev)->restart = 1;
return;
}
while (nop.nop_status & STAT_COMPLETE) {
if (nop.nop_status & STAT_OK) {
priv->stats.tx_packets ++;
priv->stats.collisions += (nop.nop_status & STAT_COLLISIONS);
priv(dev)->stats.tx_packets ++;
priv(dev)->stats.collisions += (nop.nop_status & STAT_COLLISIONS);
} else {
priv->stats.tx_errors ++;
priv(dev)->stats.tx_errors ++;
if (nop.nop_status & STAT_COLLAFTERTX)
priv->stats.collisions ++;
priv(dev)->stats.collisions ++;
if (nop.nop_status & STAT_NOCARRIER)
priv->stats.tx_carrier_errors ++;
priv(dev)->stats.tx_carrier_errors ++;
if (nop.nop_status & STAT_TXLOSTCTS)
printk (KERN_WARNING "%s: cts lost\n", dev->name);
if (nop.nop_status & STAT_TXSLOWDMA)
priv->stats.tx_fifo_errors ++;
priv(dev)->stats.tx_fifo_errors ++;
if (nop.nop_status & STAT_COLLEXCESSIVE)
priv->stats.collisions += 16;
priv(dev)->stats.collisions += 16;
}
if (nop.nop_link == caddr) {
......@@ -851,11 +843,11 @@ ether1_xmit_done (struct net_device *dev)
break;
}
}
priv->tx_tail = caddr;
priv(dev)->tx_tail = caddr;
caddr = priv->tx_head;
caddr = priv(dev)->tx_head;
tst = ether1_txalloc (dev, TX_SIZE + TBD_SIZE + NOP_SIZE + ETH_FRAME_LEN);
priv->tx_head = caddr;
priv(dev)->tx_head = caddr;
if (tst != -1)
netif_wake_queue(dev);
}
......@@ -863,17 +855,16 @@ ether1_xmit_done (struct net_device *dev)
static void
ether1_recv_done (struct net_device *dev)
{
struct ether1_priv *priv = netdev_priv(dev);
int status;
int nexttail, rbdaddr;
rbd_t rbd;
do {
status = ether1_inw (dev, priv->rx_head, rfd_t, rfd_status, NORMALIRQS);
status = ether1_inw (dev, priv(dev)->rx_head, rfd_t, rfd_status, NORMALIRQS);
if ((status & RFD_COMPLETE) == 0)
break;
rbdaddr = ether1_inw (dev, priv->rx_head, rfd_t, rfd_rbdoffset, NORMALIRQS);
rbdaddr = ether1_inw (dev, priv(dev)->rx_head, rfd_t, rfd_rbdoffset, NORMALIRQS);
ether1_readbuffer (dev, &rbd, rbdaddr, RBD_SIZE);
if ((rbd.rbd_status & (RBD_EOF | RBD_ACNTVALID)) == (RBD_EOF | RBD_ACNTVALID)) {
......@@ -891,27 +882,27 @@ ether1_recv_done (struct net_device *dev)
skb->protocol = eth_type_trans (skb, dev);
netif_rx (skb);
priv->stats.rx_packets ++;
priv(dev)->stats.rx_packets ++;
} else
priv->stats.rx_dropped ++;
priv(dev)->stats.rx_dropped ++;
} else {
printk(KERN_WARNING "%s: %s\n", dev->name,
(rbd.rbd_status & RBD_EOF) ? "oversized packet" : "acnt not valid");
priv->stats.rx_dropped ++;
priv(dev)->stats.rx_dropped ++;
}
nexttail = ether1_inw (dev, priv->rx_tail, rfd_t, rfd_link, NORMALIRQS);
nexttail = ether1_inw (dev, priv(dev)->rx_tail, rfd_t, rfd_link, NORMALIRQS);
/* nexttail should be rx_head */
if (nexttail != priv->rx_head)
if (nexttail != priv(dev)->rx_head)
printk(KERN_ERR "%s: receiver buffer chaining error (%04X != %04X)\n",
dev->name, nexttail, priv->rx_head);
dev->name, nexttail, priv(dev)->rx_head);
ether1_outw (dev, RFD_CMDEL | RFD_CMDSUSPEND, nexttail, rfd_t, rfd_command, NORMALIRQS);
ether1_outw (dev, 0, priv->rx_tail, rfd_t, rfd_command, NORMALIRQS);
ether1_outw (dev, 0, priv->rx_tail, rfd_t, rfd_status, NORMALIRQS);
ether1_outw (dev, 0, priv->rx_tail, rfd_t, rfd_rbdoffset, NORMALIRQS);
ether1_outw (dev, 0, priv(dev)->rx_tail, rfd_t, rfd_command, NORMALIRQS);
ether1_outw (dev, 0, priv(dev)->rx_tail, rfd_t, rfd_status, NORMALIRQS);
ether1_outw (dev, 0, priv(dev)->rx_tail, rfd_t, rfd_rbdoffset, NORMALIRQS);
priv->rx_tail = nexttail;
priv->rx_head = ether1_inw (dev, priv->rx_head, rfd_t, rfd_link, NORMALIRQS);
priv(dev)->rx_tail = nexttail;
priv(dev)->rx_head = ether1_inw (dev, priv(dev)->rx_head, rfd_t, rfd_link, NORMALIRQS);
} while (1);
}
......@@ -919,7 +910,6 @@ static irqreturn_t
ether1_interrupt (int irq, void *dev_id, struct pt_regs *regs)
{
struct net_device *dev = (struct net_device *)dev_id;
struct ether1_priv *priv = netdev_priv(dev);
int status;
status = ether1_inw (dev, SCB_ADDR, scb_t, scb_status, NORMALIRQS);
......@@ -932,17 +922,17 @@ ether1_interrupt (int irq, void *dev_id, struct pt_regs *regs)
ether1_xmit_done (dev);
}
if (status & SCB_STCNA) {
if (priv->resetting == 0)
if (priv(dev)->resetting == 0)
printk (KERN_WARNING "%s: CU went not ready ???\n", dev->name);
else
priv->resetting += 1;
priv(dev)->resetting += 1;
if (ether1_inw (dev, SCB_ADDR, scb_t, scb_cbl_offset, NORMALIRQS)
!= (unsigned short)I82586_NULL) {
ether1_outw (dev, SCB_CMDCUCSTART, SCB_ADDR, scb_t, scb_command, NORMALIRQS);
outb (CTRL_CA, REG_CONTROL);
}
if (priv->resetting == 2)
priv->resetting = 0;
if (priv(dev)->resetting == 2)
priv(dev)->resetting = 0;
}
if (status & SCB_STFR) {
ether1_recv_done (dev);
......@@ -952,7 +942,7 @@ ether1_interrupt (int irq, void *dev_id, struct pt_regs *regs)
printk (KERN_WARNING "%s: RU went not ready: RU suspended\n", dev->name);
ether1_outw (dev, SCB_CMDRXRESUME, SCB_ADDR, scb_t, scb_command, NORMALIRQS);
outb (CTRL_CA, REG_CONTROL);
priv->stats.rx_dropped ++; /* we suspended due to lack of buffer space */
priv(dev)->stats.rx_dropped ++; /* we suspended due to lack of buffer space */
} else
printk(KERN_WARNING "%s: RU went not ready: %04X\n", dev->name,
ether1_inw (dev, SCB_ADDR, scb_t, scb_status, NORMALIRQS));
......@@ -978,8 +968,7 @@ ether1_close (struct net_device *dev)
static struct net_device_stats *
ether1_getstats (struct net_device *dev)
{
struct ether1_priv *priv = netdev_priv(dev);
return &priv->stats;
return &priv(dev)->stats;
}
/*
......@@ -1030,8 +1019,7 @@ ether1_probe(struct expansion_card *ec, const struct ecard_id *id)
request_region(dev->base_addr, 16, dev->name);
request_region(dev->base_addr + 0x800, 4096, dev->name);
priv = netdev_priv(dev);
if ((priv->bus_type = ether1_reset(dev)) == 0) {
if ((priv(dev)->bus_type = ether1_reset(dev)) == 0) {
ret = -ENODEV;
goto release;
}
......
drivers/net/arm/ether1.h
View file @ 7af60616
......@@ -19,6 +19,8 @@
#define NET_DEBUG 0
#endif
#define priv(dev) ((struct ether1_priv *)netdev_priv(dev))
/* Page register */
#define REG_PAGE (dev->base_addr + 0x00)
......
drivers/net/arm/ether3.c
View file @ 7af60616
......@@ -78,8 +78,8 @@ static char version[] __initdata = "ether3 ethernet driver (c) 1995-2000 R.M.Kin
static unsigned int net_debug = NET_DEBUG;
static void ether3_setmulticastlist(struct net_device *dev);
static int ether3_rx(struct net_device *dev, struct dev_priv *priv, unsigned int maxcnt);
static void ether3_tx(struct net_device *dev, struct dev_priv *priv);
static int ether3_rx(struct net_device *dev, unsigned int maxcnt);
static void ether3_tx(struct net_device *dev);
static int ether3_open (struct net_device *dev);
static int ether3_sendpacket (struct sk_buff *skb, struct net_device *dev);
static irqreturn_t ether3_interrupt (int irq, void *dev_id, struct pt_regs *regs);
......@@ -121,16 +121,15 @@ static inline void ether3_outw(int v, const int r)
static int
ether3_setbuffer(struct net_device *dev, buffer_rw_t read, int start)
{
struct dev_priv *priv = netdev_priv(dev);
int timeout = 1000;
ether3_outw(priv->regs.config1 | CFG1_LOCBUFMEM, REG_CONFIG1);
ether3_outw(priv->regs.command | CMD_FIFOWRITE, REG_COMMAND);
ether3_outw(priv(dev)->regs.config1 | CFG1_LOCBUFMEM, REG_CONFIG1);
ether3_outw(priv(dev)->regs.command | CMD_FIFOWRITE, REG_COMMAND);
while ((ether3_inw(REG_STATUS) & STAT_FIFOEMPTY) == 0) {
if (!timeout--) {
printk("%s: setbuffer broken\n", dev->name);
priv->broken = 1;
priv(dev)->broken = 1;
return 1;
}
udelay(1);
......@@ -138,9 +137,9 @@ ether3_setbuffer(struct net_device *dev, buffer_rw_t read, int start)
if (read == buffer_read) {
ether3_outw(start, REG_DMAADDR);
ether3_outw(priv->regs.command | CMD_FIFOREAD, REG_COMMAND);
ether3_outw(priv(dev)->regs.command | CMD_FIFOREAD, REG_COMMAND);
} else {
ether3_outw(priv->regs.command | CMD_FIFOWRITE, REG_COMMAND);
ether3_outw(priv(dev)->regs.command | CMD_FIFOWRITE, REG_COMMAND);
ether3_outw(start, REG_DMAADDR);
}
return 0;
......@@ -176,27 +175,24 @@ ether3_setbuffer(struct net_device *dev, buffer_rw_t read, int start)
/*
* Switch LED off...
*/
static void
ether3_ledoff(unsigned long data)
static void ether3_ledoff(unsigned long data)
{
struct net_device *dev = (struct net_device *)data;
struct dev_priv *priv = netdev_priv(dev);
ether3_outw(priv->regs.config2 |= CFG2_CTRLO, REG_CONFIG2);
ether3_outw(priv(dev)->regs.config2 |= CFG2_CTRLO, REG_CONFIG2);
}
/*
* switch LED on...
*/
static inline void
ether3_ledon(struct net_device *dev, struct dev_priv *priv)
static inline void ether3_ledon(struct net_device *dev)
{
del_timer(&priv->timer);
priv->timer.expires = jiffies + HZ / 50; /* leave on for 1/50th second */
priv->timer.data = (unsigned long)dev;
priv->timer.function = ether3_ledoff;
add_timer(&priv->timer);
if (priv->regs.config2 & CFG2_CTRLO)
ether3_outw(priv->regs.config2 &= ~CFG2_CTRLO, REG_CONFIG2);
del_timer(&priv(dev)->timer);
priv(dev)->timer.expires = jiffies + HZ / 50; /* leave on for 1/50th second */
priv(dev)->timer.data = (unsigned long)dev;
priv(dev)->timer.function = ether3_ledoff;
add_timer(&priv(dev)->timer);
if (priv(dev)->regs.config2 & CFG2_CTRLO)
ether3_outw(priv(dev)->regs.config2 &= ~CFG2_CTRLO, REG_CONFIG2);
}
/*
......@@ -277,43 +273,41 @@ ether3_ramtest(struct net_device *dev, unsigned char byte)
/* ------------------------------------------------------------------------------- */
static int __init
ether3_init_2(struct net_device *dev)
static int __init ether3_init_2(struct net_device *dev)
{
struct dev_priv *priv = netdev_priv(dev);
int i;
priv->regs.config1 = CFG1_RECVCOMPSTAT0|CFG1_DMABURST8;
priv->regs.config2 = CFG2_CTRLO|CFG2_RECVCRC|CFG2_ERRENCRC;
priv->regs.command = 0;
priv(dev)->regs.config1 = CFG1_RECVCOMPSTAT0|CFG1_DMABURST8;
priv(dev)->regs.config2 = CFG2_CTRLO|CFG2_RECVCRC|CFG2_ERRENCRC;
priv(dev)->regs.command = 0;
/*
* Set up our hardware address
*/
ether3_outw(priv->regs.config1 | CFG1_BUFSELSTAT0, REG_CONFIG1);
ether3_outw(priv(dev)->regs.config1 | CFG1_BUFSELSTAT0, REG_CONFIG1);
for (i = 0; i < 6; i++)
ether3_outb(dev->dev_addr[i], REG_BUFWIN);
if (dev->flags & IFF_PROMISC)
priv->regs.config1 |= CFG1_RECVPROMISC;
priv(dev)->regs.config1 |= CFG1_RECVPROMISC;
else if (dev->flags & IFF_MULTICAST)
priv->regs.config1 |= CFG1_RECVSPECBRMULTI;
priv(dev)->regs.config1 |= CFG1_RECVSPECBRMULTI;
else
priv->regs.config1 |= CFG1_RECVSPECBROAD;
priv(dev)->regs.config1 |= CFG1_RECVSPECBROAD;
/*
* There is a problem with the NQ8005 in that it occasionally loses the
* last two bytes. To get round this problem, we receive the CRC as
* well. That way, if we do lose the last two, then it doesn't matter.
*/
ether3_outw(priv->regs.config1 | CFG1_TRANSEND, REG_CONFIG1);
ether3_outw(priv(dev)->regs.config1 | CFG1_TRANSEND, REG_CONFIG1);
ether3_outw((TX_END>>8) - 1, REG_BUFWIN);
ether3_outw(priv->rx_head, REG_RECVPTR);
ether3_outw(priv(dev)->rx_head, REG_RECVPTR);
ether3_outw(0, REG_TRANSMITPTR);
ether3_outw(priv->rx_head >> 8, REG_RECVEND);
ether3_outw(priv->regs.config2, REG_CONFIG2);
ether3_outw(priv->regs.config1 | CFG1_LOCBUFMEM, REG_CONFIG1);
ether3_outw(priv->regs.command, REG_COMMAND);
ether3_outw(priv(dev)->rx_head >> 8, REG_RECVEND);
ether3_outw(priv(dev)->regs.config2, REG_CONFIG2);
ether3_outw(priv(dev)->regs.config1 | CFG1_LOCBUFMEM, REG_CONFIG1);
ether3_outw(priv(dev)->regs.command, REG_COMMAND);
i = ether3_ramtest(dev, 0x5A);
if(i)
......@@ -330,41 +324,40 @@ ether3_init_2(struct net_device *dev)
static void
ether3_init_for_open(struct net_device *dev)
{
struct dev_priv *priv = netdev_priv(dev);
int i;
memset(&priv->stats, 0, sizeof(struct net_device_stats));
memset(&priv(dev)->stats, 0, sizeof(struct net_device_stats));
/* Reset the chip */
ether3_outw(CFG2_RESET, REG_CONFIG2);
udelay(4);
priv->regs.command = 0;
priv(dev)->regs.command = 0;
ether3_outw(CMD_RXOFF|CMD_TXOFF, REG_COMMAND);
while (ether3_inw(REG_STATUS) & (STAT_RXON|STAT_TXON));
ether3_outw(priv->regs.config1 | CFG1_BUFSELSTAT0, REG_CONFIG1);
ether3_outw(priv(dev)->regs.config1 | CFG1_BUFSELSTAT0, REG_CONFIG1);
for (i = 0; i < 6; i++)
ether3_outb(dev->dev_addr[i], REG_BUFWIN);
priv->tx_head = 0;
priv->tx_tail = 0;
priv->regs.config2 |= CFG2_CTRLO;
priv->rx_head = RX_START;
priv(dev)->tx_head = 0;
priv(dev)->tx_tail = 0;
priv(dev)->regs.config2 |= CFG2_CTRLO;
priv(dev)->rx_head = RX_START;
ether3_outw(priv->regs.config1 | CFG1_TRANSEND, REG_CONFIG1);
ether3_outw(priv(dev)->regs.config1 | CFG1_TRANSEND, REG_CONFIG1);
ether3_outw((TX_END>>8) - 1, REG_BUFWIN);
ether3_outw(priv->rx_head, REG_RECVPTR);
ether3_outw(priv->rx_head >> 8, REG_RECVEND);
ether3_outw(priv(dev)->rx_head, REG_RECVPTR);
ether3_outw(priv(dev)->rx_head >> 8, REG_RECVEND);
ether3_outw(0, REG_TRANSMITPTR);
ether3_outw(priv->regs.config2, REG_CONFIG2);
ether3_outw(priv->regs.config1 | CFG1_LOCBUFMEM, REG_CONFIG1);
ether3_outw(priv(dev)->regs.config2, REG_CONFIG2);
ether3_outw(priv(dev)->regs.config1 | CFG1_LOCBUFMEM, REG_CONFIG1);
ether3_setbuffer(dev, buffer_write, 0);
ether3_writelong(dev, 0);
priv->regs.command = CMD_ENINTRX | CMD_ENINTTX;
ether3_outw(priv->regs.command | CMD_RXON, REG_COMMAND);
priv(dev)->regs.command = CMD_ENINTRX | CMD_ENINTTX;
ether3_outw(priv(dev)->regs.command | CMD_RXON, REG_COMMAND);
}
static inline int
......@@ -434,14 +427,12 @@ ether3_open(struct net_device *dev)
static int
ether3_close(struct net_device *dev)
{
struct dev_priv *priv = netdev_priv(dev);
netif_stop_queue(dev);
disable_irq(dev->irq);
ether3_outw(CMD_RXOFF|CMD_TXOFF, REG_COMMAND);
priv->regs.command = 0;
priv(dev)->regs.command = 0;
while (ether3_inw(REG_STATUS) & (STAT_RXON|STAT_TXON));
ether3_outb(0x80, REG_CONFIG2 + 1);
ether3_outw(0, REG_COMMAND);
......@@ -457,8 +448,7 @@ ether3_close(struct net_device *dev)
*/
static struct net_device_stats *ether3_getstats(struct net_device *dev)
{
struct dev_priv *priv = netdev_priv(dev);
return &priv->stats;
return &priv(dev)->stats;
}
/*
......@@ -469,28 +459,24 @@ static struct net_device_stats *ether3_getstats(struct net_device *dev)
*/
static void ether3_setmulticastlist(struct net_device *dev)
{
struct dev_priv *priv = netdev_priv(dev);
priv->regs.config1 &= ~CFG1_RECVPROMISC;
priv(dev)->regs.config1 &= ~CFG1_RECVPROMISC;
if (dev->flags & IFF_PROMISC) {
/* promiscuous mode */
priv->regs.config1 |= CFG1_RECVPROMISC;
priv(dev)->regs.config1 |= CFG1_RECVPROMISC;
} else if (dev->flags & IFF_ALLMULTI) {
priv->regs.config1 |= CFG1_RECVSPECBRMULTI;
priv(dev)->regs.config1 |= CFG1_RECVSPECBRMULTI;
} else
priv->regs.config1 |= CFG1_RECVSPECBROAD;
priv(dev)->regs.config1 |= CFG1_RECVSPECBROAD;
ether3_outw(priv->regs.config1 | CFG1_LOCBUFMEM, REG_CONFIG1);
ether3_outw(priv(dev)->regs.config1 | CFG1_LOCBUFMEM, REG_CONFIG1);
}
static void
ether3_timeout(struct net_device *dev)
static void ether3_timeout(struct net_device *dev)
{
struct dev_priv *priv = netdev_priv(dev);
unsigned long flags;
del_timer(&priv->timer);
del_timer(&priv(dev)->timer);
local_irq_save(flags);
printk(KERN_ERR "%s: transmit timed out, network cable problem?\n", dev->name);
......@@ -499,15 +485,15 @@ ether3_timeout(struct net_device *dev)
printk(KERN_ERR "%s: { rpr=%04X rea=%04X tpr=%04X }\n", dev->name,
ether3_inw(REG_RECVPTR), ether3_inw(REG_RECVEND), ether3_inw(REG_TRANSMITPTR));
printk(KERN_ERR "%s: tx head=%X tx tail=%X\n", dev->name,
priv->tx_head, priv->tx_tail);
ether3_setbuffer(dev, buffer_read, priv->tx_tail);
priv(dev)->tx_head, priv(dev)->tx_tail);
ether3_setbuffer(dev, buffer_read, priv(dev)->tx_tail);
printk(KERN_ERR "%s: packet status = %08X\n", dev->name, ether3_readlong(dev));
local_irq_restore(flags);
priv->regs.config2 |= CFG2_CTRLO;
priv->stats.tx_errors += 1;
ether3_outw(priv->regs.config2, REG_CONFIG2);
priv->tx_head = priv->tx_tail = 0;
priv(dev)->regs.config2 |= CFG2_CTRLO;
priv(dev)->stats.tx_errors += 1;
ether3_outw(priv(dev)->regs.config2, REG_CONFIG2);
priv(dev)->tx_head = priv(dev)->tx_tail = 0;
netif_wake_queue(dev);
}
......@@ -518,14 +504,13 @@ ether3_timeout(struct net_device *dev)
static int
ether3_sendpacket(struct sk_buff *skb, struct net_device *dev)
{
struct dev_priv *priv = netdev_priv(dev);
unsigned long flags;
unsigned int length = ETH_ZLEN < skb->len ? skb->len : ETH_ZLEN;
unsigned int ptr, next_ptr;
if (priv->broken) {
if (priv(dev)->broken) {
dev_kfree_skb(skb);
priv->stats.tx_dropped ++;
priv(dev)->stats.tx_dropped ++;
netif_start_queue(dev);
return 0;
}
......@@ -537,18 +522,18 @@ ether3_sendpacket(struct sk_buff *skb, struct net_device *dev)
goto out;
}
next_ptr = (priv->tx_head + 1) & 15;
next_ptr = (priv(dev)->tx_head + 1) & 15;
local_irq_save(flags);
if (priv->tx_tail == next_ptr) {
if (priv(dev)->tx_tail == next_ptr) {
local_irq_restore(flags);
return 1; /* unable to queue */
}
dev->trans_start = jiffies;
ptr = 0x600 * priv->tx_head;
priv->tx_head = next_ptr;
ptr = 0x600 * priv(dev)->tx_head;
priv(dev)->tx_head = next_ptr;
next_ptr *= 0x600;
#define TXHDR_FLAGS (TXHDR_TRANSMIT|TXHDR_CHAINCONTINUE|TXHDR_DATAFOLLOWS|TXHDR_ENSUCCESS)
......@@ -563,19 +548,19 @@ ether3_sendpacket(struct sk_buff *skb, struct net_device *dev)
ether3_setbuffer(dev, buffer_write, ptr);
ether3_writeword(dev, htons((ptr + length + 4)));
ether3_writeword(dev, TXHDR_FLAGS >> 16);
ether3_ledon(dev, priv);
ether3_ledon(dev);
if (!(ether3_inw(REG_STATUS) & STAT_TXON)) {
ether3_outw(ptr, REG_TRANSMITPTR);
ether3_outw(priv->regs.command | CMD_TXON, REG_COMMAND);
ether3_outw(priv(dev)->regs.command | CMD_TXON, REG_COMMAND);
}
next_ptr = (priv->tx_head + 1) & 15;
next_ptr = (priv(dev)->tx_head + 1) & 15;
local_irq_restore(flags);
dev_kfree_skb(skb);
if (priv->tx_tail == next_ptr)
if (priv(dev)->tx_tail == next_ptr)
netif_stop_queue(dev);
out:
......@@ -586,7 +571,6 @@ static irqreturn_t
ether3_interrupt(int irq, void *dev_id, struct pt_regs *regs)
{
struct net_device *dev = (struct net_device *)dev_id;
struct dev_priv *priv;
unsigned int status, handled = IRQ_NONE;
#if NET_DEBUG > 1
......@@ -594,19 +578,17 @@ ether3_interrupt(int irq, void *dev_id, struct pt_regs *regs)
printk("eth3irq: %d ", irq);
#endif
priv = netdev_priv(dev);
status = ether3_inw(REG_STATUS);
if (status & STAT_INTRX) {
ether3_outw(CMD_ACKINTRX | priv->regs.command, REG_COMMAND);
ether3_rx(dev, priv, 12);
ether3_outw(CMD_ACKINTRX | priv(dev)->regs.command, REG_COMMAND);
ether3_rx(dev, 12);
handled = IRQ_HANDLED;
}
if (status & STAT_INTTX) {
ether3_outw(CMD_ACKINTTX | priv->regs.command, REG_COMMAND);
ether3_tx(dev, priv);
ether3_outw(CMD_ACKINTTX | priv(dev)->regs.command, REG_COMMAND);
ether3_tx(dev);
handled = IRQ_HANDLED;
}
......@@ -620,11 +602,11 @@ ether3_interrupt(int irq, void *dev_id, struct pt_regs *regs)
/*
* If we have a good packet(s), get it/them out of the buffers.
*/
static int
ether3_rx(struct net_device *dev, struct dev_priv *priv, unsigned int maxcnt)
static int ether3_rx(struct net_device *dev, unsigned int maxcnt)
{
unsigned int next_ptr = priv->rx_head, received = 0;
ether3_ledon(dev, priv);
unsigned int next_ptr = priv(dev)->rx_head, received = 0;
ether3_ledon(dev);
do {
unsigned int this_ptr, status;
......@@ -653,12 +635,12 @@ ether3_rx(struct net_device *dev, struct dev_priv *priv, unsigned int maxcnt)
if (next_ptr < RX_START || next_ptr >= RX_END) {
int i;
printk("%s: bad next pointer @%04X: ", dev->name, priv->rx_head);
printk("%s: bad next pointer @%04X: ", dev->name, priv(dev)->rx_head);
printk("%02X %02X %02X %02X ", next_ptr >> 8, next_ptr & 255, status & 255, status >> 8);
for (i = 2; i < 14; i++)
printk("%02X ", addrs[i]);
printk("\n");
next_ptr = priv->rx_head;
next_ptr = priv(dev)->rx_head;
break;
}
/*
......@@ -695,7 +677,7 @@ if (next_ptr < RX_START || next_ptr >= RX_END) {
} else
goto dropping;
} else {
struct net_device_stats *stats = &priv->stats;
struct net_device_stats *stats = &priv(dev)->stats;
ether3_outw(next_ptr >> 8, REG_RECVEND);
if (status & RXSTAT_OVERSIZE) stats->rx_over_errors ++;
if (status & RXSTAT_CRCERROR) stats->rx_crc_errors ++;
......@@ -707,16 +689,16 @@ if (next_ptr < RX_START || next_ptr >= RX_END) {
while (-- maxcnt);
done:
priv->stats.rx_packets += received;
priv->rx_head = next_ptr;
priv(dev)->stats.rx_packets += received;
priv(dev)->rx_head = next_ptr;
/*
* If rx went off line, then that means that the buffer may be full. We
* have dropped at least one packet.
*/
if (!(ether3_inw(REG_STATUS) & STAT_RXON)) {
priv->stats.rx_dropped ++;
priv(dev)->stats.rx_dropped ++;
ether3_outw(next_ptr, REG_RECVPTR);
ether3_outw(priv->regs.command | CMD_RXON, REG_COMMAND);
ether3_outw(priv(dev)->regs.command | CMD_RXON, REG_COMMAND);
}
return maxcnt;
......@@ -732,7 +714,7 @@ dropping:{
last_warned = jiffies;
printk("%s: memory squeeze, dropping packet.\n", dev->name);
}
priv->stats.rx_dropped ++;
priv(dev)->stats.rx_dropped ++;
goto done;
}
}
......@@ -740,10 +722,9 @@ dropping:{
/*
* Update stats for the transmitted packet(s)
*/
static void
ether3_tx(struct net_device *dev, struct dev_priv *priv)
static void ether3_tx(struct net_device *dev)
{
unsigned int tx_tail = priv->tx_tail;
unsigned int tx_tail = priv(dev)->tx_tail;
int max_work = 14;
do {
......@@ -766,18 +747,20 @@ ether3_tx(struct net_device *dev, struct dev_priv *priv)
* Update errors
*/
if (!(status & (TXSTAT_BABBLED | TXSTAT_16COLLISIONS)))
priv->stats.tx_packets++;
priv(dev)->stats.tx_packets++;
else {
priv->stats.tx_errors ++;
if (status & TXSTAT_16COLLISIONS) priv->stats.collisions += 16;
if (status & TXSTAT_BABBLED) priv->stats.tx_fifo_errors ++;
priv(dev)->stats.tx_errors ++;
if (status & TXSTAT_16COLLISIONS)
priv(dev)->stats.collisions += 16;
if (status & TXSTAT_BABBLED)
priv(dev)->stats.tx_fifo_errors ++;
}
tx_tail = (tx_tail + 1) & 15;
} while (--max_work);
if (priv->tx_tail != tx_tail) {
priv->tx_tail = tx_tail;
if (priv(dev)->tx_tail != tx_tail) {
priv(dev)->tx_tail = tx_tail;
netif_wake_queue(dev);
}
}
......@@ -816,7 +799,6 @@ static int __devinit
ether3_probe(struct expansion_card *ec, const struct ecard_id *id)
{
struct net_device *dev;
struct dev_priv *priv;
const char *name;
int i, bus_type, ret;
......@@ -844,8 +826,7 @@ ether3_probe(struct expansion_card *ec, const struct ecard_id *id)
goto free;
}
priv = netdev_priv(dev);
init_timer(&priv->timer);
init_timer(&priv(dev)->timer);
/* Reset card...
*/
......
drivers/net/arm/ether3.h
View file @ 7af60616
......@@ -22,6 +22,8 @@
#define NET_DEBUG 0
#endif
#define priv(dev) ((struct dev_priv *)netdev_priv(dev))
/* Command register definitions & bits */
#define REG_COMMAND (dev->base_addr + 0x00)
#define CMD_ENINTDMA 0x0001
......
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