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path: root/drivers/net/a2065.c
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Diffstat (limited to 'drivers/net/a2065.c')
-rw-r--r--drivers/net/a2065.c356
1 files changed, 166 insertions, 190 deletions
diff --git a/drivers/net/a2065.c b/drivers/net/a2065.c
index deaa8bc16cf..e1e1b07d9b8 100644
--- a/drivers/net/a2065.c
+++ b/drivers/net/a2065.c
@@ -37,6 +37,11 @@
* both 10BASE-2 (thin coax) and AUI (DB-15) connectors
*/
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
+/*#define DEBUG*/
+/*#define TEST_HITS*/
+
#include <linux/errno.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
@@ -58,29 +63,22 @@
#include "a2065.h"
-
- /*
- * Transmit/Receive Ring Definitions
- */
+/* Transmit/Receive Ring Definitions */
#define LANCE_LOG_TX_BUFFERS (2)
#define LANCE_LOG_RX_BUFFERS (4)
-#define TX_RING_SIZE (1<<LANCE_LOG_TX_BUFFERS)
-#define RX_RING_SIZE (1<<LANCE_LOG_RX_BUFFERS)
+#define TX_RING_SIZE (1 << LANCE_LOG_TX_BUFFERS)
+#define RX_RING_SIZE (1 << LANCE_LOG_RX_BUFFERS)
-#define TX_RING_MOD_MASK (TX_RING_SIZE-1)
-#define RX_RING_MOD_MASK (RX_RING_SIZE-1)
+#define TX_RING_MOD_MASK (TX_RING_SIZE - 1)
+#define RX_RING_MOD_MASK (RX_RING_SIZE - 1)
#define PKT_BUF_SIZE (1544)
#define RX_BUFF_SIZE PKT_BUF_SIZE
#define TX_BUFF_SIZE PKT_BUF_SIZE
-
- /*
- * Layout of the Lance's RAM Buffer
- */
-
+/* Layout of the Lance's RAM Buffer */
struct lance_init_block {
unsigned short mode; /* Pre-set mode (reg. 15) */
@@ -97,14 +95,11 @@ struct lance_init_block {
struct lance_rx_desc brx_ring[RX_RING_SIZE];
struct lance_tx_desc btx_ring[TX_RING_SIZE];
- char rx_buf [RX_RING_SIZE][RX_BUFF_SIZE];
- char tx_buf [TX_RING_SIZE][TX_BUFF_SIZE];
+ char rx_buf[RX_RING_SIZE][RX_BUFF_SIZE];
+ char tx_buf[TX_RING_SIZE][TX_BUFF_SIZE];
};
-
- /*
- * Private Device Data
- */
+/* Private Device Data */
struct lance_private {
char *name;
@@ -129,21 +124,14 @@ struct lance_private {
struct timer_list multicast_timer;
};
-#define TX_BUFFS_AVAIL ((lp->tx_old<=lp->tx_new)?\
- lp->tx_old+lp->tx_ring_mod_mask-lp->tx_new:\
- lp->tx_old - lp->tx_new-1)
-
-
#define LANCE_ADDR(x) ((int)(x) & ~0xff000000)
/* Load the CSR registers */
-static void load_csrs (struct lance_private *lp)
+static void load_csrs(struct lance_private *lp)
{
volatile struct lance_regs *ll = lp->ll;
volatile struct lance_init_block *aib = lp->lance_init_block;
- int leptr;
-
- leptr = LANCE_ADDR (aib);
+ int leptr = LANCE_ADDR(aib);
ll->rap = LE_CSR1;
ll->rdp = (leptr & 0xFFFF);
@@ -156,19 +144,16 @@ static void load_csrs (struct lance_private *lp)
ll->rap = LE_CSR0;
}
-#define ZERO 0
-
/* Setup the Lance Rx and Tx rings */
-static void lance_init_ring (struct net_device *dev)
+static void lance_init_ring(struct net_device *dev)
{
struct lance_private *lp = netdev_priv(dev);
volatile struct lance_init_block *ib = lp->init_block;
- volatile struct lance_init_block *aib; /* for LANCE_ADDR computations */
+ volatile struct lance_init_block *aib = lp->lance_init_block;
+ /* for LANCE_ADDR computations */
int leptr;
int i;
- aib = lp->lance_init_block;
-
/* Lock out other processes while setting up hardware */
netif_stop_queue(dev);
lp->rx_new = lp->tx_new = 0;
@@ -179,41 +164,38 @@ static void lance_init_ring (struct net_device *dev)
/* Copy the ethernet address to the lance init block
* Note that on the sparc you need to swap the ethernet address.
*/
- ib->phys_addr [0] = dev->dev_addr [1];
- ib->phys_addr [1] = dev->dev_addr [0];
- ib->phys_addr [2] = dev->dev_addr [3];
- ib->phys_addr [3] = dev->dev_addr [2];
- ib->phys_addr [4] = dev->dev_addr [5];
- ib->phys_addr [5] = dev->dev_addr [4];
-
- if (ZERO)
- printk(KERN_DEBUG "TX rings:\n");
+ ib->phys_addr[0] = dev->dev_addr[1];
+ ib->phys_addr[1] = dev->dev_addr[0];
+ ib->phys_addr[2] = dev->dev_addr[3];
+ ib->phys_addr[3] = dev->dev_addr[2];
+ ib->phys_addr[4] = dev->dev_addr[5];
+ ib->phys_addr[5] = dev->dev_addr[4];
/* Setup the Tx ring entries */
- for (i = 0; i <= (1<<lp->lance_log_tx_bufs); i++) {
+ netdev_dbg(dev, "TX rings:\n");
+ for (i = 0; i <= 1 << lp->lance_log_tx_bufs; i++) {
leptr = LANCE_ADDR(&aib->tx_buf[i][0]);
- ib->btx_ring [i].tmd0 = leptr;
- ib->btx_ring [i].tmd1_hadr = leptr >> 16;
- ib->btx_ring [i].tmd1_bits = 0;
- ib->btx_ring [i].length = 0xf000; /* The ones required by tmd2 */
- ib->btx_ring [i].misc = 0;
- if (i < 3 && ZERO)
- printk(KERN_DEBUG "%d: 0x%8.8x\n", i, leptr);
+ ib->btx_ring[i].tmd0 = leptr;
+ ib->btx_ring[i].tmd1_hadr = leptr >> 16;
+ ib->btx_ring[i].tmd1_bits = 0;
+ ib->btx_ring[i].length = 0xf000; /* The ones required by tmd2 */
+ ib->btx_ring[i].misc = 0;
+ if (i < 3)
+ netdev_dbg(dev, "%d: 0x%08x\n", i, leptr);
}
/* Setup the Rx ring entries */
- if (ZERO)
- printk(KERN_DEBUG "RX rings:\n");
- for (i = 0; i < (1<<lp->lance_log_rx_bufs); i++) {
+ netdev_dbg(dev, "RX rings:\n");
+ for (i = 0; i < 1 << lp->lance_log_rx_bufs; i++) {
leptr = LANCE_ADDR(&aib->rx_buf[i][0]);
- ib->brx_ring [i].rmd0 = leptr;
- ib->brx_ring [i].rmd1_hadr = leptr >> 16;
- ib->brx_ring [i].rmd1_bits = LE_R1_OWN;
- ib->brx_ring [i].length = -RX_BUFF_SIZE | 0xf000;
- ib->brx_ring [i].mblength = 0;
- if (i < 3 && ZERO)
- printk(KERN_DEBUG "%d: 0x%8.8x\n", i, leptr);
+ ib->brx_ring[i].rmd0 = leptr;
+ ib->brx_ring[i].rmd1_hadr = leptr >> 16;
+ ib->brx_ring[i].rmd1_bits = LE_R1_OWN;
+ ib->brx_ring[i].length = -RX_BUFF_SIZE | 0xf000;
+ ib->brx_ring[i].mblength = 0;
+ if (i < 3)
+ netdev_dbg(dev, "%d: 0x%08x\n", i, leptr);
}
/* Setup the initialization block */
@@ -222,22 +204,20 @@ static void lance_init_ring (struct net_device *dev)
leptr = LANCE_ADDR(&aib->brx_ring);
ib->rx_len = (lp->lance_log_rx_bufs << 13) | (leptr >> 16);
ib->rx_ptr = leptr;
- if (ZERO)
- printk(KERN_DEBUG "RX ptr: %8.8x\n", leptr);
+ netdev_dbg(dev, "RX ptr: %08x\n", leptr);
/* Setup tx descriptor pointer */
leptr = LANCE_ADDR(&aib->btx_ring);
ib->tx_len = (lp->lance_log_tx_bufs << 13) | (leptr >> 16);
ib->tx_ptr = leptr;
- if (ZERO)
- printk(KERN_DEBUG "TX ptr: %8.8x\n", leptr);
+ netdev_dbg(dev, "TX ptr: %08x\n", leptr);
/* Clear the multicast filter */
- ib->filter [0] = 0;
- ib->filter [1] = 0;
+ ib->filter[0] = 0;
+ ib->filter[1] = 0;
}
-static int init_restart_lance (struct lance_private *lp)
+static int init_restart_lance(struct lance_private *lp)
{
volatile struct lance_regs *ll = lp->ll;
int i;
@@ -249,8 +229,7 @@ static int init_restart_lance (struct lance_private *lp)
for (i = 0; (i < 100) && !(ll->rdp & (LE_C0_ERR | LE_C0_IDON)); i++)
barrier();
if ((i == 100) || (ll->rdp & LE_C0_ERR)) {
- printk(KERN_ERR "LANCE unopened after %d ticks, csr0=%4.4x.\n",
- i, ll->rdp);
+ pr_err("unopened after %d ticks, csr0=%04x\n", i, ll->rdp);
return -EIO;
}
@@ -261,7 +240,7 @@ static int init_restart_lance (struct lance_private *lp)
return 0;
}
-static int lance_rx (struct net_device *dev)
+static int lance_rx(struct net_device *dev)
{
struct lance_private *lp = netdev_priv(dev);
volatile struct lance_init_block *ib = lp->init_block;
@@ -271,22 +250,24 @@ static int lance_rx (struct net_device *dev)
#ifdef TEST_HITS
int i;
- printk(KERN_DEBUG "[");
+ char buf[RX_RING_SIZE + 1];
+
for (i = 0; i < RX_RING_SIZE; i++) {
+ char r1_own = ib->brx_ring[i].rmd1_bits & LE_R1_OWN;
if (i == lp->rx_new)
- printk ("%s",
- ib->brx_ring [i].rmd1_bits & LE_R1_OWN ? "_" : "X");
+ buf[i] = r1_own ? '_' : 'X';
else
- printk ("%s",
- ib->brx_ring [i].rmd1_bits & LE_R1_OWN ? "." : "1");
+ buf[i] = r1_own ? '.' : '1';
}
- printk ("]\n");
+ buf[RX_RING_SIZE] = 0;
+
+ pr_debug("RxRing TestHits: [%s]\n", buf);
#endif
- ll->rdp = LE_C0_RINT|LE_C0_INEA;
- for (rd = &ib->brx_ring [lp->rx_new];
+ ll->rdp = LE_C0_RINT | LE_C0_INEA;
+ for (rd = &ib->brx_ring[lp->rx_new];
!((bits = rd->rmd1_bits) & LE_R1_OWN);
- rd = &ib->brx_ring [lp->rx_new]) {
+ rd = &ib->brx_ring[lp->rx_new]) {
/* We got an incomplete frame? */
if ((bits & LE_R1_POK) != LE_R1_POK) {
@@ -297,18 +278,22 @@ static int lance_rx (struct net_device *dev)
/* Count only the end frame as a rx error,
* not the beginning
*/
- if (bits & LE_R1_BUF) dev->stats.rx_fifo_errors++;
- if (bits & LE_R1_CRC) dev->stats.rx_crc_errors++;
- if (bits & LE_R1_OFL) dev->stats.rx_over_errors++;
- if (bits & LE_R1_FRA) dev->stats.rx_frame_errors++;
- if (bits & LE_R1_EOP) dev->stats.rx_errors++;
+ if (bits & LE_R1_BUF)
+ dev->stats.rx_fifo_errors++;
+ if (bits & LE_R1_CRC)
+ dev->stats.rx_crc_errors++;
+ if (bits & LE_R1_OFL)
+ dev->stats.rx_over_errors++;
+ if (bits & LE_R1_FRA)
+ dev->stats.rx_frame_errors++;
+ if (bits & LE_R1_EOP)
+ dev->stats.rx_errors++;
} else {
int len = (rd->mblength & 0xfff) - 4;
- struct sk_buff *skb = dev_alloc_skb (len+2);
+ struct sk_buff *skb = dev_alloc_skb(len + 2);
if (!skb) {
- printk(KERN_WARNING "%s: Memory squeeze, "
- "deferring packet.\n", dev->name);
+ netdev_warn(dev, "Memory squeeze, deferring packet\n");
dev->stats.rx_dropped++;
rd->mblength = 0;
rd->rmd1_bits = LE_R1_OWN;
@@ -316,13 +301,13 @@ static int lance_rx (struct net_device *dev)
return 0;
}
- skb_reserve (skb, 2); /* 16 byte align */
- skb_put (skb, len); /* make room */
+ skb_reserve(skb, 2); /* 16 byte align */
+ skb_put(skb, len); /* make room */
skb_copy_to_linear_data(skb,
- (unsigned char *)&(ib->rx_buf [lp->rx_new][0]),
- len);
- skb->protocol = eth_type_trans (skb, dev);
- netif_rx (skb);
+ (unsigned char *)&ib->rx_buf[lp->rx_new][0],
+ len);
+ skb->protocol = eth_type_trans(skb, dev);
+ netif_rx(skb);
dev->stats.rx_packets++;
dev->stats.rx_bytes += len;
}
@@ -335,7 +320,7 @@ static int lance_rx (struct net_device *dev)
return 0;
}
-static int lance_tx (struct net_device *dev)
+static int lance_tx(struct net_device *dev)
{
struct lance_private *lp = netdev_priv(dev);
volatile struct lance_init_block *ib = lp->init_block;
@@ -350,7 +335,7 @@ static int lance_tx (struct net_device *dev)
j = lp->tx_old;
for (i = j; i != lp->tx_new; i = j) {
- td = &ib->btx_ring [i];
+ td = &ib->btx_ring[i];
/* If we hit a packet not owned by us, stop */
if (td->tmd1_bits & LE_T1_OWN)
@@ -360,45 +345,44 @@ static int lance_tx (struct net_device *dev)
status = td->misc;
dev->stats.tx_errors++;
- if (status & LE_T3_RTY) dev->stats.tx_aborted_errors++;
- if (status & LE_T3_LCOL) dev->stats.tx_window_errors++;
+ if (status & LE_T3_RTY)
+ dev->stats.tx_aborted_errors++;
+ if (status & LE_T3_LCOL)
+ dev->stats.tx_window_errors++;
if (status & LE_T3_CLOS) {
dev->stats.tx_carrier_errors++;
if (lp->auto_select) {
lp->tpe = 1 - lp->tpe;
- printk(KERN_ERR "%s: Carrier Lost, "
- "trying %s\n", dev->name,
- lp->tpe?"TPE":"AUI");
+ netdev_err(dev, "Carrier Lost, trying %s\n",
+ lp->tpe ? "TPE" : "AUI");
/* Stop the lance */
ll->rap = LE_CSR0;
ll->rdp = LE_C0_STOP;
- lance_init_ring (dev);
- load_csrs (lp);
- init_restart_lance (lp);
+ lance_init_ring(dev);
+ load_csrs(lp);
+ init_restart_lance(lp);
return 0;
}
}
- /* buffer errors and underflows turn off the transmitter */
- /* Restart the adapter */
- if (status & (LE_T3_BUF|LE_T3_UFL)) {
+ /* buffer errors and underflows turn off
+ * the transmitter, so restart the adapter
+ */
+ if (status & (LE_T3_BUF | LE_T3_UFL)) {
dev->stats.tx_fifo_errors++;
- printk(KERN_ERR "%s: Tx: ERR_BUF|ERR_UFL, "
- "restarting\n", dev->name);
+ netdev_err(dev, "Tx: ERR_BUF|ERR_UFL, restarting\n");
/* Stop the lance */
ll->rap = LE_CSR0;
ll->rdp = LE_C0_STOP;
- lance_init_ring (dev);
- load_csrs (lp);
- init_restart_lance (lp);
+ lance_init_ring(dev);
+ load_csrs(lp);
+ init_restart_lance(lp);
return 0;
}
} else if ((td->tmd1_bits & LE_T1_POK) == LE_T1_POK) {
- /*
- * So we don't count the packet more than once.
- */
+ /* So we don't count the packet more than once. */
td->tmd1_bits &= ~(LE_T1_POK);
/* One collision before packet was sent. */
@@ -419,17 +403,19 @@ static int lance_tx (struct net_device *dev)
return 0;
}
-static irqreturn_t lance_interrupt (int irq, void *dev_id)
+static int lance_tx_buffs_avail(struct lance_private *lp)
{
- struct net_device *dev;
- struct lance_private *lp;
- volatile struct lance_regs *ll;
- int csr0;
-
- dev = (struct net_device *) dev_id;
+ if (lp->tx_old <= lp->tx_new)
+ return lp->tx_old + lp->tx_ring_mod_mask - lp->tx_new;
+ return lp->tx_old - lp->tx_new - 1;
+}
- lp = netdev_priv(dev);
- ll = lp->ll;
+static irqreturn_t lance_interrupt(int irq, void *dev_id)
+{
+ struct net_device *dev = dev_id;
+ struct lance_private *lp = netdev_priv(dev);
+ volatile struct lance_regs *ll = lp->ll;
+ int csr0;
ll->rap = LE_CSR0; /* LANCE Controller Status */
csr0 = ll->rdp;
@@ -438,19 +424,19 @@ static irqreturn_t lance_interrupt (int irq, void *dev_id)
return IRQ_NONE; /* been generated by the Lance. */
/* Acknowledge all the interrupt sources ASAP */
- ll->rdp = csr0 & ~(LE_C0_INEA|LE_C0_TDMD|LE_C0_STOP|LE_C0_STRT|
+ ll->rdp = csr0 & ~(LE_C0_INEA | LE_C0_TDMD | LE_C0_STOP | LE_C0_STRT |
LE_C0_INIT);
- if ((csr0 & LE_C0_ERR)) {
+ if (csr0 & LE_C0_ERR) {
/* Clear the error condition */
- ll->rdp = LE_C0_BABL|LE_C0_ERR|LE_C0_MISS|LE_C0_INEA;
+ ll->rdp = LE_C0_BABL | LE_C0_ERR | LE_C0_MISS | LE_C0_INEA;
}
if (csr0 & LE_C0_RINT)
- lance_rx (dev);
+ lance_rx(dev);
if (csr0 & LE_C0_TINT)
- lance_tx (dev);
+ lance_tx(dev);
/* Log misc errors. */
if (csr0 & LE_C0_BABL)
@@ -458,22 +444,22 @@ static irqreturn_t lance_interrupt (int irq, void *dev_id)
if (csr0 & LE_C0_MISS)
dev->stats.rx_errors++; /* Missed a Rx frame. */
if (csr0 & LE_C0_MERR) {
- printk(KERN_ERR "%s: Bus master arbitration failure, status "
- "%4.4x.\n", dev->name, csr0);
+ netdev_err(dev, "Bus master arbitration failure, status %04x\n",
+ csr0);
/* Restart the chip. */
ll->rdp = LE_C0_STRT;
}
- if (netif_queue_stopped(dev) && TX_BUFFS_AVAIL > 0)
+ if (netif_queue_stopped(dev) && lance_tx_buffs_avail(lp) > 0)
netif_wake_queue(dev);
ll->rap = LE_CSR0;
- ll->rdp = LE_C0_BABL|LE_C0_CERR|LE_C0_MISS|LE_C0_MERR|
- LE_C0_IDON|LE_C0_INEA;
+ ll->rdp = (LE_C0_BABL | LE_C0_CERR | LE_C0_MISS | LE_C0_MERR |
+ LE_C0_IDON | LE_C0_INEA);
return IRQ_HANDLED;
}
-static int lance_open (struct net_device *dev)
+static int lance_open(struct net_device *dev)
{
struct lance_private *lp = netdev_priv(dev);
volatile struct lance_regs *ll = lp->ll;
@@ -486,17 +472,18 @@ static int lance_open (struct net_device *dev)
/* Install the Interrupt handler */
ret = request_irq(IRQ_AMIGA_PORTS, lance_interrupt, IRQF_SHARED,
dev->name, dev);
- if (ret) return ret;
+ if (ret)
+ return ret;
- load_csrs (lp);
- lance_init_ring (dev);
+ load_csrs(lp);
+ lance_init_ring(dev);
netif_start_queue(dev);
- return init_restart_lance (lp);
+ return init_restart_lance(lp);
}
-static int lance_close (struct net_device *dev)
+static int lance_close(struct net_device *dev)
{
struct lance_private *lp = netdev_priv(dev);
volatile struct lance_regs *ll = lp->ll;
@@ -512,7 +499,7 @@ static int lance_close (struct net_device *dev)
return 0;
}
-static inline int lance_reset (struct net_device *dev)
+static inline int lance_reset(struct net_device *dev)
{
struct lance_private *lp = netdev_priv(dev);
volatile struct lance_regs *ll = lp->ll;
@@ -522,16 +509,15 @@ static inline int lance_reset (struct net_device *dev)
ll->rap = LE_CSR0;
ll->rdp = LE_C0_STOP;
- load_csrs (lp);
+ load_csrs(lp);
- lance_init_ring (dev);
+ lance_init_ring(dev);
dev->trans_start = jiffies; /* prevent tx timeout */
netif_start_queue(dev);
- status = init_restart_lance (lp);
-#ifdef DEBUG_DRIVER
- printk(KERN_DEBUG "Lance restart=%d\n", status);
-#endif
+ status = init_restart_lance(lp);
+ netdev_dbg(dev, "Lance restart=%d\n", status);
+
return status;
}
@@ -540,14 +526,13 @@ static void lance_tx_timeout(struct net_device *dev)
struct lance_private *lp = netdev_priv(dev);
volatile struct lance_regs *ll = lp->ll;
- printk(KERN_ERR "%s: transmit timed out, status %04x, reset\n",
- dev->name, ll->rdp);
+ netdev_err(dev, "transmit timed out, status %04x, reset\n", ll->rdp);
lance_reset(dev);
netif_wake_queue(dev);
}
-static netdev_tx_t lance_start_xmit (struct sk_buff *skb,
- struct net_device *dev)
+static netdev_tx_t lance_start_xmit(struct sk_buff *skb,
+ struct net_device *dev)
{
struct lance_private *lp = netdev_priv(dev);
volatile struct lance_regs *ll = lp->ll;
@@ -562,33 +547,33 @@ static netdev_tx_t lance_start_xmit (struct sk_buff *skb,
local_irq_save(flags);
- if (!TX_BUFFS_AVAIL){
+ if (!lance_tx_buffs_avail(lp)) {
local_irq_restore(flags);
return NETDEV_TX_LOCKED;
}
-#ifdef DEBUG_DRIVER
+#ifdef DEBUG
/* dump the packet */
print_hex_dump(KERN_DEBUG, "skb->data: ", DUMP_PREFIX_NONE,
16, 1, skb->data, 64, true);
#endif
entry = lp->tx_new & lp->tx_ring_mod_mask;
- ib->btx_ring [entry].length = (-skblen) | 0xf000;
- ib->btx_ring [entry].misc = 0;
+ ib->btx_ring[entry].length = (-skblen) | 0xf000;
+ ib->btx_ring[entry].misc = 0;
- skb_copy_from_linear_data(skb, (void *)&ib->tx_buf [entry][0], skblen);
+ skb_copy_from_linear_data(skb, (void *)&ib->tx_buf[entry][0], skblen);
/* Now, give the packet to the lance */
- ib->btx_ring [entry].tmd1_bits = (LE_T1_POK|LE_T1_OWN);
+ ib->btx_ring[entry].tmd1_bits = (LE_T1_POK | LE_T1_OWN);
lp->tx_new = (lp->tx_new+1) & lp->tx_ring_mod_mask;
dev->stats.tx_bytes += skblen;
- if (TX_BUFFS_AVAIL <= 0)
+ if (lance_tx_buffs_avail(lp) <= 0)
netif_stop_queue(dev);
/* Kick the lance: transmit now */
ll->rdp = LE_C0_INEA | LE_C0_TDMD;
- dev_kfree_skb (skb);
+ dev_kfree_skb(skb);
local_irq_restore(flags);
@@ -596,40 +581,33 @@ static netdev_tx_t lance_start_xmit (struct sk_buff *skb,
}
/* taken from the depca driver */
-static void lance_load_multicast (struct net_device *dev)
+static void lance_load_multicast(struct net_device *dev)
{
struct lance_private *lp = netdev_priv(dev);
volatile struct lance_init_block *ib = lp->init_block;
volatile u16 *mcast_table = (u16 *)&ib->filter;
struct netdev_hw_addr *ha;
- char *addrs;
u32 crc;
/* set all multicast bits */
- if (dev->flags & IFF_ALLMULTI){
- ib->filter [0] = 0xffffffff;
- ib->filter [1] = 0xffffffff;
+ if (dev->flags & IFF_ALLMULTI) {
+ ib->filter[0] = 0xffffffff;
+ ib->filter[1] = 0xffffffff;
return;
}
/* clear the multicast filter */
- ib->filter [0] = 0;
- ib->filter [1] = 0;
+ ib->filter[0] = 0;
+ ib->filter[1] = 0;
/* Add addresses */
netdev_for_each_mc_addr(ha, dev) {
- addrs = ha->addr;
-
- /* multicast address? */
- if (!(*addrs & 1))
- continue;
-
- crc = ether_crc_le(6, addrs);
+ crc = ether_crc_le(6, ha->addr);
crc = crc >> 26;
- mcast_table [crc >> 4] |= 1 << (crc & 0xf);
+ mcast_table[crc >> 4] |= 1 << (crc & 0xf);
}
}
-static void lance_set_multicast (struct net_device *dev)
+static void lance_set_multicast(struct net_device *dev)
{
struct lance_private *lp = netdev_priv(dev);
volatile struct lance_init_block *ib = lp->init_block;
@@ -648,16 +626,16 @@ static void lance_set_multicast (struct net_device *dev)
ll->rap = LE_CSR0;
ll->rdp = LE_C0_STOP;
- lance_init_ring (dev);
+ lance_init_ring(dev);
if (dev->flags & IFF_PROMISC) {
ib->mode |= LE_MO_PROM;
} else {
ib->mode &= ~LE_MO_PROM;
- lance_load_multicast (dev);
+ lance_load_multicast(dev);
}
- load_csrs (lp);
- init_restart_lance (lp);
+ load_csrs(lp);
+ init_restart_lance(lp);
netif_wake_queue(dev);
}
@@ -697,14 +675,12 @@ static int __devinit a2065_init_one(struct zorro_dev *z,
{
struct net_device *dev;
struct lance_private *priv;
- unsigned long board, base_addr, mem_start;
+ unsigned long board = z->resource.start;
+ unsigned long base_addr = board + A2065_LANCE;
+ unsigned long mem_start = board + A2065_RAM;
struct resource *r1, *r2;
int err;
- board = z->resource.start;
- base_addr = board+A2065_LANCE;
- mem_start = board+A2065_RAM;
-
r1 = request_mem_region(base_addr, sizeof(struct lance_regs),
"Am7990");
if (!r1)
@@ -735,12 +711,12 @@ static int __devinit a2065_init_one(struct zorro_dev *z,
dev->dev_addr[1] = 0x00;
dev->dev_addr[2] = 0x9f;
}
- dev->dev_addr[3] = (z->rom.er_SerialNumber>>16) & 0xff;
- dev->dev_addr[4] = (z->rom.er_SerialNumber>>8) & 0xff;
+ dev->dev_addr[3] = (z->rom.er_SerialNumber >> 16) & 0xff;
+ dev->dev_addr[4] = (z->rom.er_SerialNumber >> 8) & 0xff;
dev->dev_addr[5] = z->rom.er_SerialNumber & 0xff;
dev->base_addr = ZTWO_VADDR(base_addr);
dev->mem_start = ZTWO_VADDR(mem_start);
- dev->mem_end = dev->mem_start+A2065_RAM_SIZE;
+ dev->mem_end = dev->mem_start + A2065_RAM_SIZE;
priv->ll = (volatile struct lance_regs *)dev->base_addr;
priv->init_block = (struct lance_init_block *)dev->mem_start;
@@ -760,7 +736,7 @@ static int __devinit a2065_init_one(struct zorro_dev *z,
init_timer(&priv->multicast_timer);
priv->multicast_timer.data = (unsigned long) dev;
priv->multicast_timer.function =
- (void (*)(unsigned long)) &lance_set_multicast;
+ (void (*)(unsigned long))lance_set_multicast;
err = register_netdev(dev);
if (err) {
@@ -771,8 +747,8 @@ static int __devinit a2065_init_one(struct zorro_dev *z,
}
zorro_set_drvdata(z, dev);
- printk(KERN_INFO "%s: A2065 at 0x%08lx, Ethernet Address "
- "%pM\n", dev->name, board, dev->dev_addr);
+ netdev_info(dev, "A2065 at 0x%08lx, Ethernet Address %pM\n",
+ board, dev->dev_addr);
return 0;
}