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path: root/drivers/net/wan/sbni.c
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Diffstat (limited to 'drivers/net/wan/sbni.c')
-rw-r--r--drivers/net/wan/sbni.c400
1 files changed, 150 insertions, 250 deletions
diff --git a/drivers/net/wan/sbni.c b/drivers/net/wan/sbni.c
index e59255a155a..1b89ecf0959 100644
--- a/drivers/net/wan/sbni.c
+++ b/drivers/net/wan/sbni.c
@@ -37,13 +37,14 @@
* Known problem: this driver wasn't tested on multiprocessor machine.
*/
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/ptrace.h>
#include <linux/fcntl.h>
#include <linux/ioport.h>
#include <linux/interrupt.h>
-#include <linux/slab.h>
#include <linux/string.h>
#include <linux/errno.h>
#include <linux/netdevice.h>
@@ -56,6 +57,7 @@
#include <net/net_namespace.h>
#include <net/arp.h>
+#include <net/Space.h>
#include <asm/io.h>
#include <asm/types.h>
@@ -68,7 +70,6 @@
/* device private data */
struct net_local {
- struct net_device_stats stats;
struct timer_list watchdog;
spinlock_t lock;
@@ -115,9 +116,9 @@ static int sbni_pci_probe( struct net_device * );
static struct net_device *sbni_probe1(struct net_device *, unsigned long, int);
static int sbni_open( struct net_device * );
static int sbni_close( struct net_device * );
-static int sbni_start_xmit( struct sk_buff *, struct net_device * );
+static netdev_tx_t sbni_start_xmit(struct sk_buff *,
+ struct net_device * );
static int sbni_ioctl( struct net_device *, struct ifreq *, int );
-static struct net_device_stats *sbni_get_stats( struct net_device * );
static void set_multicast_list( struct net_device * );
static irqreturn_t sbni_interrupt( int, void * );
@@ -148,14 +149,10 @@ static int enslave( struct net_device *, struct net_device * );
static int emancipate( struct net_device * );
#endif
-#ifdef __i386__
-#define ASM_CRC 1
-#endif
-
static const char version[] =
"Granch SBNI12 driver ver 5.0.1 Jun 22 2001 Denis I.Timofeev.\n";
-static int skip_pci_probe __initdata = 0;
+static bool skip_pci_probe __initdata = false;
static int scandone __initdata = 0;
static int num __initdata = 0;
@@ -176,7 +173,7 @@ static u32 mac[ SBNI_MAX_NUM_CARDS ] __initdata;
#ifndef MODULE
typedef u32 iarr[];
-static iarr __initdata *dest[5] = { &io, &irq, &baud, &rxl, &mac };
+static iarr *dest[5] __initdata = { &io, &irq, &baud, &rxl, &mac };
#endif
/* A zero-terminated list of I/O addresses to be probed on ISA bus */
@@ -186,6 +183,7 @@ static unsigned int netcard_portlist[ ] __initdata = {
0x2b0, 0x2b4, 0x2c0, 0x2c4, 0x2d0, 0x2d4, 0x2e0, 0x2e4, 0x2f0, 0x2f4,
0 };
+#define NET_LOCAL_LOCK(dev) (((struct net_local *)netdev_priv(dev))->lock)
/*
* Look for SBNI card which addr stored in dev->base_addr, if nonzero.
@@ -195,39 +193,46 @@ static unsigned int netcard_portlist[ ] __initdata = {
static inline int __init
sbni_isa_probe( struct net_device *dev )
{
- if( dev->base_addr > 0x1ff
- && request_region( dev->base_addr, SBNI_IO_EXTENT, dev->name )
- && sbni_probe1( dev, dev->base_addr, dev->irq ) )
+ if( dev->base_addr > 0x1ff &&
+ request_region( dev->base_addr, SBNI_IO_EXTENT, dev->name ) &&
+ sbni_probe1( dev, dev->base_addr, dev->irq ) )
return 0;
else {
- printk( KERN_ERR "sbni: base address 0x%lx is busy, or adapter "
- "is malfunctional!\n", dev->base_addr );
+ pr_err("base address 0x%lx is busy, or adapter is malfunctional!\n",
+ dev->base_addr);
return -ENODEV;
}
}
+static const struct net_device_ops sbni_netdev_ops = {
+ .ndo_open = sbni_open,
+ .ndo_stop = sbni_close,
+ .ndo_start_xmit = sbni_start_xmit,
+ .ndo_set_rx_mode = set_multicast_list,
+ .ndo_do_ioctl = sbni_ioctl,
+ .ndo_change_mtu = eth_change_mtu,
+ .ndo_set_mac_address = eth_mac_addr,
+ .ndo_validate_addr = eth_validate_addr,
+};
+
static void __init sbni_devsetup(struct net_device *dev)
{
ether_setup( dev );
- dev->open = &sbni_open;
- dev->stop = &sbni_close;
- dev->hard_start_xmit = &sbni_start_xmit;
- dev->get_stats = &sbni_get_stats;
- dev->set_multicast_list = &set_multicast_list;
- dev->do_ioctl = &sbni_ioctl;
+ dev->netdev_ops = &sbni_netdev_ops;
}
int __init sbni_probe(int unit)
{
struct net_device *dev;
- static unsigned version_printed __initdata = 0;
int err;
dev = alloc_netdev(sizeof(struct net_local), "sbni", sbni_devsetup);
if (!dev)
return -ENOMEM;
+ dev->netdev_ops = &sbni_netdev_ops;
+
sprintf(dev->name, "sbni%d", unit);
netdev_boot_setup_check(dev);
@@ -243,8 +248,7 @@ int __init sbni_probe(int unit)
free_netdev(dev);
return err;
}
- if( version_printed++ == 0 )
- printk( KERN_INFO "%s", version );
+ pr_info_once("%s", version);
return 0;
}
@@ -278,8 +282,8 @@ static int __init sbni_init(struct net_device *dev)
for( i = 0; netcard_portlist[ i ]; ++i ) {
int ioaddr = netcard_portlist[ i ];
- if( request_region( ioaddr, SBNI_IO_EXTENT, dev->name )
- && sbni_probe1( dev, ioaddr, 0 ))
+ if( request_region( ioaddr, SBNI_IO_EXTENT, dev->name ) &&
+ sbni_probe1( dev, ioaddr, 0 ))
return 0;
}
@@ -287,7 +291,7 @@ static int __init sbni_init(struct net_device *dev)
}
-int __init
+static int __init
sbni_pci_probe( struct net_device *dev )
{
struct pci_dev *pdev = NULL;
@@ -296,20 +300,17 @@ sbni_pci_probe( struct net_device *dev )
!= NULL ) {
int pci_irq_line;
unsigned long pci_ioaddr;
- u16 subsys;
- if( pdev->vendor != SBNI_PCI_VENDOR
- && pdev->device != SBNI_PCI_DEVICE )
- continue;
+ if( pdev->vendor != SBNI_PCI_VENDOR &&
+ pdev->device != SBNI_PCI_DEVICE )
+ continue;
pci_ioaddr = pci_resource_start( pdev, 0 );
pci_irq_line = pdev->irq;
/* Avoid already found cards from previous calls */
if( !request_region( pci_ioaddr, SBNI_IO_EXTENT, dev->name ) ) {
- pci_read_config_word( pdev, PCI_SUBSYSTEM_ID, &subsys );
-
- if (subsys != 2)
+ if (pdev->subsystem_device != 2)
continue;
/* Dual adapter is present */
@@ -318,12 +319,10 @@ sbni_pci_probe( struct net_device *dev )
continue;
}
- if( pci_irq_line <= 0 || pci_irq_line >= NR_IRQS )
- printk( KERN_WARNING " WARNING: The PCI BIOS assigned "
- "this PCI card to IRQ %d, which is unlikely "
- "to work!.\n"
- KERN_WARNING " You should use the PCI BIOS "
- "setup to assign a valid IRQ line.\n",
+ if (pci_irq_line <= 0 || pci_irq_line >= nr_irqs)
+ pr_warn(
+"WARNING: The PCI BIOS assigned this PCI card to IRQ %d, which is unlikely to work!.\n"
+"You should use the PCI BIOS setup to assign a valid IRQ line.\n",
pci_irq_line );
/* avoiding re-enable dual adapters */
@@ -367,8 +366,7 @@ sbni_probe1( struct net_device *dev, unsigned long ioaddr, int irq )
outb( 0, ioaddr + CSR0 );
if( !irq ) {
- printk( KERN_ERR "%s: can't detect device irq!\n",
- dev->name );
+ pr_err("%s: can't detect device irq!\n", dev->name);
release_region( ioaddr, SBNI_IO_EXTENT );
return NULL;
}
@@ -378,22 +376,23 @@ sbni_probe1( struct net_device *dev, unsigned long ioaddr, int irq )
dev->irq = irq;
dev->base_addr = ioaddr;
- /* Allocate dev->priv and fill in sbni-specific dev fields. */
- nl = dev->priv;
+ /* Fill in sbni-specific dev fields. */
+ nl = netdev_priv(dev);
if( !nl ) {
- printk( KERN_ERR "%s: unable to get memory!\n", dev->name );
+ pr_err("%s: unable to get memory!\n", dev->name);
release_region( ioaddr, SBNI_IO_EXTENT );
return NULL;
}
- dev->priv = nl;
memset( nl, 0, sizeof(struct net_local) );
spin_lock_init( &nl->lock );
/* store MAC address (generate if that isn't known) */
*(__be16 *)dev->dev_addr = htons( 0x00ff );
*(__be32 *)(dev->dev_addr + 2) = htonl( 0x01000000 |
- ( (mac[num] ? mac[num] : (u32)((long)dev->priv)) & 0x00ffffff) );
+ ((mac[num] ?
+ mac[num] :
+ (u32)((long)netdev_priv(dev))) & 0x00ffffff));
/* store link settings (speed, receive level ) */
nl->maxframe = DEFAULT_FRAME_LEN;
@@ -409,21 +408,21 @@ sbni_probe1( struct net_device *dev, unsigned long ioaddr, int irq )
if( inb( ioaddr + CSR0 ) & 0x01 )
nl->state |= FL_SLOW_MODE;
- printk( KERN_NOTICE "%s: ioaddr %#lx, irq %d, "
- "MAC: 00:ff:01:%02x:%02x:%02x\n",
- dev->name, dev->base_addr, dev->irq,
- ((u8 *) dev->dev_addr) [3],
- ((u8 *) dev->dev_addr) [4],
- ((u8 *) dev->dev_addr) [5] );
+ pr_notice("%s: ioaddr %#lx, irq %d, MAC: 00:ff:01:%02x:%02x:%02x\n",
+ dev->name, dev->base_addr, dev->irq,
+ ((u8 *)dev->dev_addr)[3],
+ ((u8 *)dev->dev_addr)[4],
+ ((u8 *)dev->dev_addr)[5]);
- printk( KERN_NOTICE "%s: speed %d, receive level ", dev->name,
- ( (nl->state & FL_SLOW_MODE) ? 500000 : 2000000)
- / (1 << nl->csr1.rate) );
+ pr_notice("%s: speed %d",
+ dev->name,
+ ((nl->state & FL_SLOW_MODE) ? 500000 : 2000000)
+ / (1 << nl->csr1.rate));
if( nl->delta_rxl == 0 )
- printk( "0x%x (fixed)\n", nl->cur_rxl_index );
+ pr_cont(", receive level 0x%x (fixed)\n", nl->cur_rxl_index);
else
- printk( "(auto)\n");
+ pr_cont(", receive level (auto)\n");
#ifdef CONFIG_SBNI_MULTILINE
nl->master = dev;
@@ -438,7 +437,7 @@ sbni_probe1( struct net_device *dev, unsigned long ioaddr, int irq )
#ifdef CONFIG_SBNI_MULTILINE
-static int
+static netdev_tx_t
sbni_start_xmit( struct sk_buff *skb, struct net_device *dev )
{
struct net_device *p;
@@ -447,7 +446,7 @@ sbni_start_xmit( struct sk_buff *skb, struct net_device *dev )
/* Looking for idle device in the list */
for( p = dev; p; ) {
- struct net_local *nl = (struct net_local *) p->priv;
+ struct net_local *nl = netdev_priv(p);
spin_lock( &nl->lock );
if( nl->tx_buf_p || (nl->state & FL_LINE_DOWN) ) {
p = nl->link;
@@ -457,19 +456,19 @@ sbni_start_xmit( struct sk_buff *skb, struct net_device *dev )
prepare_to_send( skb, p );
spin_unlock( &nl->lock );
netif_start_queue( dev );
- return 0;
+ return NETDEV_TX_OK;
}
}
- return 1;
+ return NETDEV_TX_BUSY;
}
#else /* CONFIG_SBNI_MULTILINE */
-static int
+static netdev_tx_t
sbni_start_xmit( struct sk_buff *skb, struct net_device *dev )
{
- struct net_local *nl = (struct net_local *) dev->priv;
+ struct net_local *nl = netdev_priv(dev);
netif_stop_queue( dev );
spin_lock( &nl->lock );
@@ -477,7 +476,7 @@ sbni_start_xmit( struct sk_buff *skb, struct net_device *dev )
prepare_to_send( skb, dev );
spin_unlock( &nl->lock );
- return 0;
+ return NETDEV_TX_OK;
}
#endif /* CONFIG_SBNI_MULTILINE */
@@ -503,12 +502,12 @@ static irqreturn_t
sbni_interrupt( int irq, void *dev_id )
{
struct net_device *dev = dev_id;
- struct net_local *nl = dev->priv;
+ struct net_local *nl = netdev_priv(dev);
int repeat;
spin_lock( &nl->lock );
if( nl->second )
- spin_lock( &((struct net_local *) nl->second->priv)->lock );
+ spin_lock(&NET_LOCAL_LOCK(nl->second));
do {
repeat = 0;
@@ -522,7 +521,7 @@ sbni_interrupt( int irq, void *dev_id )
} while( repeat );
if( nl->second )
- spin_unlock( &((struct net_local *)nl->second->priv)->lock );
+ spin_unlock(&NET_LOCAL_LOCK(nl->second));
spin_unlock( &nl->lock );
return IRQ_HANDLED;
}
@@ -531,7 +530,7 @@ sbni_interrupt( int irq, void *dev_id )
static void
handle_channel( struct net_device *dev )
{
- struct net_local *nl = (struct net_local *) dev->priv;
+ struct net_local *nl = netdev_priv(dev);
unsigned long ioaddr = dev->base_addr;
int req_ans;
@@ -540,7 +539,7 @@ handle_channel( struct net_device *dev )
#ifdef CONFIG_SBNI_MULTILINE
/* Lock the master device because we going to change its local data */
if( nl->state & FL_SLAVE )
- spin_lock( &((struct net_local *) nl->master->priv)->lock );
+ spin_lock(&NET_LOCAL_LOCK(nl->master));
#endif
outb( (inb( ioaddr + CSR0 ) & ~EN_INT) | TR_REQ, ioaddr + CSR0 );
@@ -562,7 +561,7 @@ handle_channel( struct net_device *dev )
*/
csr0 = inb( ioaddr + CSR0 );
if( !(csr0 & TR_RDY) || (csr0 & RC_RDY) )
- printk( KERN_ERR "%s: internal error!\n", dev->name );
+ netdev_err(dev, "internal error!\n");
/* if state & FL_NEED_RESEND != 0 then tx_frameno != 0 */
if( req_ans || nl->tx_frameno != 0 )
@@ -576,7 +575,7 @@ handle_channel( struct net_device *dev )
#ifdef CONFIG_SBNI_MULTILINE
if( nl->state & FL_SLAVE )
- spin_unlock( &((struct net_local *) nl->master->priv)->lock );
+ spin_unlock(&NET_LOCAL_LOCK(nl->master));
#endif
}
@@ -589,7 +588,7 @@ handle_channel( struct net_device *dev )
static int
recv_frame( struct net_device *dev )
{
- struct net_local *nl = (struct net_local *) dev->priv;
+ struct net_local *nl = netdev_priv(dev);
unsigned long ioaddr = dev->base_addr;
u32 crc = CRC32_INITIAL;
@@ -623,7 +622,7 @@ recv_frame( struct net_device *dev )
static void
send_frame( struct net_device *dev )
{
- struct net_local *nl = (struct net_local *) dev->priv;
+ struct net_local *nl = netdev_priv(dev);
u32 crc = CRC32_INITIAL;
@@ -680,7 +679,7 @@ do_send:
static void
download_data( struct net_device *dev, u32 *crc_p )
{
- struct net_local *nl = (struct net_local *) dev->priv;
+ struct net_local *nl = netdev_priv(dev);
struct sk_buff *skb = nl->tx_buf_p;
unsigned len = min_t(unsigned int, skb->len - nl->outpos, nl->framelen);
@@ -699,7 +698,7 @@ static int
upload_data( struct net_device *dev, unsigned framelen, unsigned frameno,
unsigned is_first, u32 crc )
{
- struct net_local *nl = (struct net_local *) dev->priv;
+ struct net_local *nl = netdev_priv(dev);
int frame_ok;
@@ -721,13 +720,11 @@ upload_data( struct net_device *dev, unsigned framelen, unsigned frameno,
nl->wait_frameno = 0,
nl->inppos = 0,
#ifdef CONFIG_SBNI_MULTILINE
- ((struct net_local *) nl->master->priv)
- ->stats.rx_errors++,
- ((struct net_local *) nl->master->priv)
- ->stats.rx_missed_errors++;
+ nl->master->stats.rx_errors++,
+ nl->master->stats.rx_missed_errors++;
#else
- nl->stats.rx_errors++,
- nl->stats.rx_missed_errors++;
+ dev->stats.rx_errors++,
+ dev->stats.rx_missed_errors++;
#endif
/* now skip all frames until is_first != 0 */
} else
@@ -740,11 +737,11 @@ upload_data( struct net_device *dev, unsigned framelen, unsigned frameno,
*/
nl->wait_frameno = 0,
#ifdef CONFIG_SBNI_MULTILINE
- ((struct net_local *) nl->master->priv)->stats.rx_errors++,
- ((struct net_local *) nl->master->priv)->stats.rx_crc_errors++;
+ nl->master->stats.rx_errors++,
+ nl->master->stats.rx_crc_errors++;
#else
- nl->stats.rx_errors++,
- nl->stats.rx_crc_errors++;
+ dev->stats.rx_errors++,
+ dev->stats.rx_crc_errors++;
#endif
return frame_ok;
@@ -752,15 +749,16 @@ upload_data( struct net_device *dev, unsigned framelen, unsigned frameno,
static inline void
-send_complete( struct net_local *nl )
+send_complete( struct net_device *dev )
{
+ struct net_local *nl = netdev_priv(dev);
+
#ifdef CONFIG_SBNI_MULTILINE
- ((struct net_local *) nl->master->priv)->stats.tx_packets++;
- ((struct net_local *) nl->master->priv)->stats.tx_bytes
- += nl->tx_buf_p->len;
+ nl->master->stats.tx_packets++;
+ nl->master->stats.tx_bytes += nl->tx_buf_p->len;
#else
- nl->stats.tx_packets++;
- nl->stats.tx_bytes += nl->tx_buf_p->len;
+ dev->stats.tx_packets++;
+ dev->stats.tx_bytes += nl->tx_buf_p->len;
#endif
dev_kfree_skb_irq( nl->tx_buf_p );
@@ -775,7 +773,7 @@ send_complete( struct net_local *nl )
static void
interpret_ack( struct net_device *dev, unsigned ack )
{
- struct net_local *nl = (struct net_local *) dev->priv;
+ struct net_local *nl = netdev_priv(dev);
if( ack == FRAME_SENT_OK ) {
nl->state &= ~FL_NEED_RESEND;
@@ -788,7 +786,7 @@ interpret_ack( struct net_device *dev, unsigned ack )
nl->maxframe,
nl->tx_buf_p->len - nl->outpos);
else
- send_complete( nl ),
+ send_complete( dev ),
#ifdef CONFIG_SBNI_MULTILINE
netif_wake_queue( nl->master );
#else
@@ -809,7 +807,7 @@ interpret_ack( struct net_device *dev, unsigned ack )
static int
append_frame_to_pkt( struct net_device *dev, unsigned framelen, u32 crc )
{
- struct net_local *nl = (struct net_local *) dev->priv;
+ struct net_local *nl = netdev_priv(dev);
u8 *p;
@@ -840,13 +838,13 @@ append_frame_to_pkt( struct net_device *dev, unsigned framelen, u32 crc )
static void
prepare_to_send( struct sk_buff *skb, struct net_device *dev )
{
- struct net_local *nl = (struct net_local *) dev->priv;
+ struct net_local *nl = netdev_priv(dev);
unsigned int len;
/* nl->tx_buf_p == NULL here! */
if( nl->tx_buf_p )
- printk( KERN_ERR "%s: memory leak!\n", dev->name );
+ netdev_err(dev, "memory leak!\n");
nl->outpos = 0;
nl->state &= ~(FL_WAIT_ACK | FL_NEED_RESEND);
@@ -856,7 +854,7 @@ prepare_to_send( struct sk_buff *skb, struct net_device *dev )
len = SBNI_MIN_LEN;
nl->tx_buf_p = skb;
- nl->tx_frameno = (len + nl->maxframe - 1) / nl->maxframe;
+ nl->tx_frameno = DIV_ROUND_UP(len, nl->maxframe);
nl->framelen = len < nl->maxframe ? len : nl->maxframe;
outb( inb( dev->base_addr + CSR0 ) | TR_REQ, dev->base_addr + CSR0 );
@@ -871,19 +869,17 @@ prepare_to_send( struct sk_buff *skb, struct net_device *dev )
static void
drop_xmit_queue( struct net_device *dev )
{
- struct net_local *nl = (struct net_local *) dev->priv;
+ struct net_local *nl = netdev_priv(dev);
if( nl->tx_buf_p )
dev_kfree_skb_any( nl->tx_buf_p ),
nl->tx_buf_p = NULL,
#ifdef CONFIG_SBNI_MULTILINE
- ((struct net_local *) nl->master->priv)
- ->stats.tx_errors++,
- ((struct net_local *) nl->master->priv)
- ->stats.tx_carrier_errors++;
+ nl->master->stats.tx_errors++,
+ nl->master->stats.tx_carrier_errors++;
#else
- nl->stats.tx_errors++,
- nl->stats.tx_carrier_errors++;
+ dev->stats.tx_errors++,
+ dev->stats.tx_carrier_errors++;
#endif
nl->tx_frameno = 0;
@@ -903,7 +899,7 @@ drop_xmit_queue( struct net_device *dev )
static void
send_frame_header( struct net_device *dev, u32 *crc_p )
{
- struct net_local *nl = (struct net_local *) dev->priv;
+ struct net_local *nl = netdev_priv(dev);
u32 crc = *crc_p;
u32 len_field = nl->framelen + 6; /* CRC + frameno + reserved */
@@ -973,8 +969,8 @@ check_fhdr( u32 ioaddr, u32 *framelen, u32 *frameno, u32 *ack,
*ack = *framelen & FRAME_ACK_MASK;
*is_first = (*framelen & FRAME_FIRST) != 0;
- if( (*framelen &= FRAME_LEN_MASK) < 6
- || *framelen > SBNI_MAX_FRAME - 3 )
+ if( (*framelen &= FRAME_LEN_MASK) < 6 ||
+ *framelen > SBNI_MAX_FRAME - 3 )
return 0;
value = inb( ioaddr + DAT );
@@ -1005,7 +1001,7 @@ get_rx_buf( struct net_device *dev )
static void
indicate_pkt( struct net_device *dev )
{
- struct net_local *nl = (struct net_local *) dev->priv;
+ struct net_local *nl = netdev_priv(dev);
struct sk_buff *skb = nl->rx_buf_p;
skb_put( skb, nl->inppos );
@@ -1013,15 +1009,13 @@ indicate_pkt( struct net_device *dev )
#ifdef CONFIG_SBNI_MULTILINE
skb->protocol = eth_type_trans( skb, nl->master );
netif_rx( skb );
- dev->last_rx = jiffies;
- ++((struct net_local *) nl->master->priv)->stats.rx_packets;
- ((struct net_local *) nl->master->priv)->stats.rx_bytes += nl->inppos;
+ ++nl->master->stats.rx_packets;
+ nl->master->stats.rx_bytes += nl->inppos;
#else
skb->protocol = eth_type_trans( skb, dev );
netif_rx( skb );
- dev->last_rx = jiffies;
- ++nl->stats.rx_packets;
- nl->stats.rx_bytes += nl->inppos;
+ ++dev->stats.rx_packets;
+ dev->stats.rx_bytes += nl->inppos;
#endif
nl->rx_buf_p = NULL; /* protocol driver will clear this sk_buff */
}
@@ -1038,7 +1032,7 @@ static void
sbni_watchdog( unsigned long arg )
{
struct net_device *dev = (struct net_device *) arg;
- struct net_local *nl = (struct net_local *) dev->priv;
+ struct net_local *nl = netdev_priv(dev);
struct timer_list *w = &nl->watchdog;
unsigned long flags;
unsigned char csr0;
@@ -1091,7 +1085,7 @@ static unsigned char timeout_rxl_tab[] = {
static void
card_start( struct net_device *dev )
{
- struct net_local *nl = (struct net_local *) dev->priv;
+ struct net_local *nl = netdev_priv(dev);
nl->timer_ticks = CHANGE_LEVEL_START_TICKS;
nl->state &= ~(FL_WAIT_ACK | FL_NEED_RESEND);
@@ -1113,7 +1107,7 @@ card_start( struct net_device *dev )
static void
change_level( struct net_device *dev )
{
- struct net_local *nl = (struct net_local *) dev->priv;
+ struct net_local *nl = netdev_priv(dev);
if( nl->delta_rxl == 0 ) /* do not auto-negotiate RxL */
return;
@@ -1137,7 +1131,7 @@ change_level( struct net_device *dev )
static void
timeout_change_level( struct net_device *dev )
{
- struct net_local *nl = (struct net_local *) dev->priv;
+ struct net_local *nl = netdev_priv(dev);
nl->cur_rxl_index = timeout_rxl_tab[ nl->timeout_rxl ];
if( ++nl->timeout_rxl >= 4 )
@@ -1160,7 +1154,7 @@ timeout_change_level( struct net_device *dev )
static int
sbni_open( struct net_device *dev )
{
- struct net_local *nl = (struct net_local *) dev->priv;
+ struct net_local *nl = netdev_priv(dev);
struct timer_list *w = &nl->watchdog;
/*
@@ -1171,30 +1165,29 @@ sbni_open( struct net_device *dev )
if( dev->base_addr < 0x400 ) { /* ISA only */
struct net_device **p = sbni_cards;
for( ; *p && p < sbni_cards + SBNI_MAX_NUM_CARDS; ++p )
- if( (*p)->irq == dev->irq
- && ((*p)->base_addr == dev->base_addr + 4
- || (*p)->base_addr == dev->base_addr - 4)
- && (*p)->flags & IFF_UP ) {
+ if( (*p)->irq == dev->irq &&
+ ((*p)->base_addr == dev->base_addr + 4 ||
+ (*p)->base_addr == dev->base_addr - 4) &&
+ (*p)->flags & IFF_UP ) {
- ((struct net_local *) ((*p)->priv))
+ ((struct net_local *) (netdev_priv(*p)))
->second = dev;
- printk( KERN_NOTICE "%s: using shared irq "
- "with %s\n", dev->name, (*p)->name );
+ netdev_notice(dev, "using shared irq with %s\n",
+ (*p)->name);
nl->state |= FL_SECONDARY;
goto handler_attached;
}
}
if( request_irq(dev->irq, sbni_interrupt, IRQF_SHARED, dev->name, dev) ) {
- printk( KERN_ERR "%s: unable to get IRQ %d.\n",
- dev->name, dev->irq );
+ netdev_err(dev, "unable to get IRQ %d\n", dev->irq);
return -EAGAIN;
}
handler_attached:
spin_lock( &nl->lock );
- memset( &nl->stats, 0, sizeof(struct net_device_stats) );
+ memset( &dev->stats, 0, sizeof(struct net_device_stats) );
memset( &nl->in_stats, 0, sizeof(struct sbni_in_stats) );
card_start( dev );
@@ -1216,11 +1209,11 @@ handler_attached:
static int
sbni_close( struct net_device *dev )
{
- struct net_local *nl = (struct net_local *) dev->priv;
+ struct net_local *nl = netdev_priv(dev);
if( nl->second && nl->second->flags & IFF_UP ) {
- printk( KERN_NOTICE "Secondary channel (%s) is active!\n",
- nl->second->name );
+ netdev_notice(dev, "Secondary channel (%s) is active!\n",
+ nl->second->name);
return -EBUSY;
}
@@ -1300,7 +1293,7 @@ sbni_card_probe( unsigned long ioaddr )
static int
sbni_ioctl( struct net_device *dev, struct ifreq *ifr, int cmd )
{
- struct net_local *nl = (struct net_local *) dev->priv;
+ struct net_local *nl = netdev_priv(dev);
struct sbni_flags flags;
int error = 0;
@@ -1317,7 +1310,7 @@ sbni_ioctl( struct net_device *dev, struct ifreq *ifr, int cmd )
break;
case SIOCDEVRESINSTATS :
- if( current->euid != 0 ) /* root only */
+ if (!capable(CAP_NET_ADMIN))
return -EPERM;
memset( &nl->in_stats, 0, sizeof(struct sbni_in_stats) );
break;
@@ -1334,7 +1327,7 @@ sbni_ioctl( struct net_device *dev, struct ifreq *ifr, int cmd )
break;
case SIOCDEVSHWSTATE :
- if( current->euid != 0 ) /* root only */
+ if (!capable(CAP_NET_ADMIN))
return -EPERM;
spin_lock( &nl->lock );
@@ -1355,22 +1348,22 @@ sbni_ioctl( struct net_device *dev, struct ifreq *ifr, int cmd )
#ifdef CONFIG_SBNI_MULTILINE
case SIOCDEVENSLAVE :
- if( current->euid != 0 ) /* root only */
+ if (!capable(CAP_NET_ADMIN))
return -EPERM;
if (copy_from_user( slave_name, ifr->ifr_data, sizeof slave_name ))
return -EFAULT;
slave_dev = dev_get_by_name(&init_net, slave_name );
if( !slave_dev || !(slave_dev->flags & IFF_UP) ) {
- printk( KERN_ERR "%s: trying to enslave non-active "
- "device %s\n", dev->name, slave_name );
+ netdev_err(dev, "trying to enslave non-active device %s\n",
+ slave_name);
return -EPERM;
}
return enslave( dev, slave_dev );
case SIOCDEVEMANSIPATE :
- if( current->euid != 0 ) /* root only */
+ if (!capable(CAP_NET_ADMIN))
return -EPERM;
return emancipate( dev );
@@ -1390,8 +1383,8 @@ sbni_ioctl( struct net_device *dev, struct ifreq *ifr, int cmd )
static int
enslave( struct net_device *dev, struct net_device *slave_dev )
{
- struct net_local *nl = (struct net_local *) dev->priv;
- struct net_local *snl = (struct net_local *) slave_dev->priv;
+ struct net_local *nl = netdev_priv(dev);
+ struct net_local *snl = netdev_priv(slave_dev);
if( nl->state & FL_SLAVE ) /* This isn't master or free device */
return -EBUSY;
@@ -1410,14 +1403,13 @@ enslave( struct net_device *dev, struct net_device *slave_dev )
/* Summary statistics of MultiLine operation will be stored
in master's counters */
- memset( &snl->stats, 0, sizeof(struct net_device_stats) );
+ memset( &slave_dev->stats, 0, sizeof(struct net_device_stats) );
netif_stop_queue( slave_dev );
netif_wake_queue( dev ); /* Now we are able to transmit */
spin_unlock( &snl->lock );
spin_unlock( &nl->lock );
- printk( KERN_NOTICE "%s: slave device (%s) attached.\n",
- dev->name, slave_dev->name );
+ netdev_notice(dev, "slave device (%s) attached\n", slave_dev->name);
return 0;
}
@@ -1425,9 +1417,9 @@ enslave( struct net_device *dev, struct net_device *slave_dev )
static int
emancipate( struct net_device *dev )
{
- struct net_local *snl = (struct net_local *) dev->priv;
+ struct net_local *snl = netdev_priv(dev);
struct net_device *p = snl->master;
- struct net_local *nl = (struct net_local *) p->priv;
+ struct net_local *nl = netdev_priv(p);
if( !(snl->state & FL_SLAVE) )
return -EINVAL;
@@ -1438,7 +1430,7 @@ emancipate( struct net_device *dev )
/* exclude from list */
for(;;) { /* must be in list */
- struct net_local *t = (struct net_local *) p->priv;
+ struct net_local *t = netdev_priv(p);
if( t->link == dev ) {
t->link = snl->link;
break;
@@ -1461,14 +1453,6 @@ emancipate( struct net_device *dev )
#endif
-
-static struct net_device_stats *
-sbni_get_stats( struct net_device *dev )
-{
- return &((struct net_local *) dev->priv)->stats;
-}
-
-
static void
set_multicast_list( struct net_device *dev )
{
@@ -1517,17 +1501,18 @@ int __init init_module( void )
}
void
-cleanup_module( void )
+cleanup_module(void)
{
- struct net_device *dev;
- int num;
+ int i;
- for( num = 0; num < SBNI_MAX_NUM_CARDS; ++num )
- if( (dev = sbni_cards[ num ]) != NULL ) {
- unregister_netdev( dev );
- release_region( dev->base_addr, SBNI_IO_EXTENT );
- free_netdev( dev );
+ for (i = 0; i < SBNI_MAX_NUM_CARDS; ++i) {
+ struct net_device *dev = sbni_cards[i];
+ if (dev != NULL) {
+ unregister_netdev(dev);
+ release_region(dev->base_addr, SBNI_IO_EXTENT);
+ free_netdev(dev);
}
+ }
}
#else /* MODULE */
@@ -1553,7 +1538,7 @@ sbni_setup( char *p )
break;
}
bad_param:
- printk( KERN_ERR "Error in sbni kernel parameter!\n" );
+ pr_err("Error in sbni kernel parameter!\n");
return 0;
}
@@ -1563,88 +1548,6 @@ __setup( "sbni=", sbni_setup );
/* -------------------------------------------------------------------------- */
-#ifdef ASM_CRC
-
-static u32
-calc_crc32( u32 crc, u8 *p, u32 len )
-{
- register u32 _crc;
- _crc = crc;
-
- __asm__ __volatile__ (
- "xorl %%ebx, %%ebx\n"
- "movl %2, %%esi\n"
- "movl %3, %%ecx\n"
- "movl $crc32tab, %%edi\n"
- "shrl $2, %%ecx\n"
- "jz 1f\n"
-
- ".align 4\n"
- "0:\n"
- "movb %%al, %%bl\n"
- "movl (%%esi), %%edx\n"
- "shrl $8, %%eax\n"
- "xorb %%dl, %%bl\n"
- "shrl $8, %%edx\n"
- "xorl (%%edi,%%ebx,4), %%eax\n"
-
- "movb %%al, %%bl\n"
- "shrl $8, %%eax\n"
- "xorb %%dl, %%bl\n"
- "shrl $8, %%edx\n"
- "xorl (%%edi,%%ebx,4), %%eax\n"
-
- "movb %%al, %%bl\n"
- "shrl $8, %%eax\n"
- "xorb %%dl, %%bl\n"
- "movb %%dh, %%dl\n"
- "xorl (%%edi,%%ebx,4), %%eax\n"
-
- "movb %%al, %%bl\n"
- "shrl $8, %%eax\n"
- "xorb %%dl, %%bl\n"
- "addl $4, %%esi\n"
- "xorl (%%edi,%%ebx,4), %%eax\n"
-
- "decl %%ecx\n"
- "jnz 0b\n"
-
- "1:\n"
- "movl %3, %%ecx\n"
- "andl $3, %%ecx\n"
- "jz 2f\n"
-
- "movb %%al, %%bl\n"
- "shrl $8, %%eax\n"
- "xorb (%%esi), %%bl\n"
- "xorl (%%edi,%%ebx,4), %%eax\n"
-
- "decl %%ecx\n"
- "jz 2f\n"
-
- "movb %%al, %%bl\n"
- "shrl $8, %%eax\n"
- "xorb 1(%%esi), %%bl\n"
- "xorl (%%edi,%%ebx,4), %%eax\n"
-
- "decl %%ecx\n"
- "jz 2f\n"
-
- "movb %%al, %%bl\n"
- "shrl $8, %%eax\n"
- "xorb 2(%%esi), %%bl\n"
- "xorl (%%edi,%%ebx,4), %%eax\n"
- "2:\n"
- : "=a" (_crc)
- : "0" (_crc), "g" (p), "g" (len)
- : "bx", "cx", "dx", "si", "di"
- );
-
- return _crc;
-}
-
-#else /* ASM_CRC */
-
static u32
calc_crc32( u32 crc, u8 *p, u32 len )
{
@@ -1654,9 +1557,6 @@ calc_crc32( u32 crc, u8 *p, u32 len )
return crc;
}
-#endif /* ASM_CRC */
-
-
static u32 crc32tab[] __attribute__ ((aligned(8))) = {
0xD202EF8D, 0xA505DF1B, 0x3C0C8EA1, 0x4B0BBE37,
0xD56F2B94, 0xA2681B02, 0x3B614AB8, 0x4C667A2E,
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-10 03:52:32 +0000