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path: root/drivers/net/wan
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-rw-r--r--drivers/net/wan/Kconfig3
-rw-r--r--drivers/net/wan/c101.c6
-rw-r--r--drivers/net/wan/cosa.c22
-rw-r--r--drivers/net/wan/dscc4.c22
-rw-r--r--drivers/net/wan/farsync.c70
-rw-r--r--drivers/net/wan/hd6457x.c33
-rw-r--r--drivers/net/wan/hdlc.c21
-rw-r--r--drivers/net/wan/hdlc_cisco.c86
-rw-r--r--drivers/net/wan/hdlc_fr.c55
-rw-r--r--drivers/net/wan/hdlc_raw_eth.c2
-rw-r--r--drivers/net/wan/hdlc_x25.c6
-rw-r--r--drivers/net/wan/pc300_drv.c71
-rw-r--r--drivers/net/wan/pc300_tty.c10
-rw-r--r--drivers/net/wan/wanxl.c26
-rw-r--r--drivers/net/wan/x25_asy.c5
15 files changed, 213 insertions, 225 deletions
diff --git a/drivers/net/wan/Kconfig b/drivers/net/wan/Kconfig
index d5140aed7b79..846be60e7821 100644
--- a/drivers/net/wan/Kconfig
+++ b/drivers/net/wan/Kconfig
@@ -390,8 +390,7 @@ config WAN_ROUTER_DRIVERS
Select driver your card and remember to say Y to "Wan Router."
You will need the wan-tools package which is available from
- <ftp://ftp.sangoma.com/>. For more information read:
- <file:Documentation/networking/wan-router.txt>.
+ <ftp://ftp.sangoma.com/>.
Note that the answer to this question won't directly affect the
kernel except for how subordinate drivers may be built:
diff --git a/drivers/net/wan/c101.c b/drivers/net/wan/c101.c
index c2cc42f723d5..c8e563106a4a 100644
--- a/drivers/net/wan/c101.c
+++ b/drivers/net/wan/c101.c
@@ -133,9 +133,9 @@ static void sca_msci_intr(port_t *port)
sca_out(stat & (ST1_UDRN | ST1_CDCD), MSCI0_OFFSET + ST1, port);
if (stat & ST1_UDRN) {
- struct net_device_stats *stats = hdlc_stats(port_to_dev(port));
- stats->tx_errors++; /* TX Underrun error detected */
- stats->tx_fifo_errors++;
+ /* TX Underrun error detected */
+ port_to_dev(port)->stats.tx_errors++;
+ port_to_dev(port)->stats.tx_fifo_errors++;
}
stat = sca_in(MSCI1_OFFSET + ST1, port); /* read MSCI1 ST1 status */
diff --git a/drivers/net/wan/cosa.c b/drivers/net/wan/cosa.c
index b0fce1387eaf..5827324e9d9f 100644
--- a/drivers/net/wan/cosa.c
+++ b/drivers/net/wan/cosa.c
@@ -92,6 +92,7 @@
#include <linux/spinlock.h>
#include <linux/mutex.h>
#include <linux/device.h>
+#include <linux/smp_lock.h>
#undef COSA_SLOW_IO /* for testing purposes only */
@@ -970,15 +971,21 @@ static int cosa_open(struct inode *inode, struct file *file)
struct channel_data *chan;
unsigned long flags;
int n;
+ int ret = 0;
+ lock_kernel();
if ((n=iminor(file->f_path.dentry->d_inode)>>CARD_MINOR_BITS)
- >= nr_cards)
- return -ENODEV;
+ >= nr_cards) {
+ ret = -ENODEV;
+ goto out;
+ }
cosa = cosa_cards+n;
if ((n=iminor(file->f_path.dentry->d_inode)
- & ((1<<CARD_MINOR_BITS)-1)) >= cosa->nchannels)
- return -ENODEV;
+ & ((1<<CARD_MINOR_BITS)-1)) >= cosa->nchannels) {
+ ret = -ENODEV;
+ goto out;
+ }
chan = cosa->chan + n;
file->private_data = chan;
@@ -987,7 +994,8 @@ static int cosa_open(struct inode *inode, struct file *file)
if (chan->usage < 0) { /* in netdev mode */
spin_unlock_irqrestore(&cosa->lock, flags);
- return -EBUSY;
+ ret = -EBUSY;
+ goto out;
}
cosa->usage++;
chan->usage++;
@@ -996,7 +1004,9 @@ static int cosa_open(struct inode *inode, struct file *file)
chan->setup_rx = chrdev_setup_rx;
chan->rx_done = chrdev_rx_done;
spin_unlock_irqrestore(&cosa->lock, flags);
- return 0;
+out:
+ unlock_kernel();
+ return ret;
}
static int cosa_release(struct inode *inode, struct file *file)
diff --git a/drivers/net/wan/dscc4.c b/drivers/net/wan/dscc4.c
index c6f26e28e376..50ef5b4efd6d 100644
--- a/drivers/net/wan/dscc4.c
+++ b/drivers/net/wan/dscc4.c
@@ -642,7 +642,6 @@ static inline void dscc4_rx_skb(struct dscc4_dev_priv *dpriv,
struct net_device *dev)
{
struct RxFD *rx_fd = dpriv->rx_fd + dpriv->rx_current%RX_RING_SIZE;
- struct net_device_stats *stats = hdlc_stats(dev);
struct pci_dev *pdev = dpriv->pci_priv->pdev;
struct sk_buff *skb;
int pkt_len;
@@ -656,8 +655,8 @@ static inline void dscc4_rx_skb(struct dscc4_dev_priv *dpriv,
pci_unmap_single(pdev, le32_to_cpu(rx_fd->data),
RX_MAX(HDLC_MAX_MRU), PCI_DMA_FROMDEVICE);
if ((skb->data[--pkt_len] & FrameOk) == FrameOk) {
- stats->rx_packets++;
- stats->rx_bytes += pkt_len;
+ dev->stats.rx_packets++;
+ dev->stats.rx_bytes += pkt_len;
skb_put(skb, pkt_len);
if (netif_running(dev))
skb->protocol = hdlc_type_trans(skb, dev);
@@ -665,13 +664,13 @@ static inline void dscc4_rx_skb(struct dscc4_dev_priv *dpriv,
netif_rx(skb);
} else {
if (skb->data[pkt_len] & FrameRdo)
- stats->rx_fifo_errors++;
+ dev->stats.rx_fifo_errors++;
else if (!(skb->data[pkt_len] | ~FrameCrc))
- stats->rx_crc_errors++;
+ dev->stats.rx_crc_errors++;
else if (!(skb->data[pkt_len] | ~(FrameVfr | FrameRab)))
- stats->rx_length_errors++;
+ dev->stats.rx_length_errors++;
else
- stats->rx_errors++;
+ dev->stats.rx_errors++;
dev_kfree_skb_irq(skb);
}
refill:
@@ -1569,7 +1568,6 @@ try:
if (state & SccEvt) {
if (state & Alls) {
- struct net_device_stats *stats = hdlc_stats(dev);
struct sk_buff *skb;
struct TxFD *tx_fd;
@@ -1586,8 +1584,8 @@ try:
pci_unmap_single(ppriv->pdev, le32_to_cpu(tx_fd->data),
skb->len, PCI_DMA_TODEVICE);
if (tx_fd->state & FrameEnd) {
- stats->tx_packets++;
- stats->tx_bytes += skb->len;
+ dev->stats.tx_packets++;
+ dev->stats.tx_bytes += skb->len;
}
dev_kfree_skb_irq(skb);
dpriv->tx_skbuff[cur] = NULL;
@@ -1698,7 +1696,7 @@ try:
}
if (state & Err) {
printk(KERN_INFO "%s: Tx ERR\n", dev->name);
- hdlc_stats(dev)->tx_errors++;
+ dev->stats.tx_errors++;
state &= ~Err;
}
}
@@ -1834,7 +1832,7 @@ try:
if (!(rx_fd->state2 & DataComplete))
break;
if (rx_fd->state2 & FrameAborted) {
- hdlc_stats(dev)->rx_over_errors++;
+ dev->stats.rx_over_errors++;
rx_fd->state1 |= Hold;
rx_fd->state2 = 0x00000000;
rx_fd->end = cpu_to_le32(0xbabeface);
diff --git a/drivers/net/wan/farsync.c b/drivers/net/wan/farsync.c
index 547368e9633d..754f00809e3e 100644
--- a/drivers/net/wan/farsync.c
+++ b/drivers/net/wan/farsync.c
@@ -845,7 +845,6 @@ fst_tx_dma_complete(struct fst_card_info *card, struct fst_port_info *port,
int len, int txpos)
{
struct net_device *dev = port_to_dev(port);
- struct net_device_stats *stats = hdlc_stats(dev);
/*
* Everything is now set, just tell the card to go
@@ -853,8 +852,8 @@ fst_tx_dma_complete(struct fst_card_info *card, struct fst_port_info *port,
dbg(DBG_TX, "fst_tx_dma_complete\n");
FST_WRB(card, txDescrRing[port->index][txpos].bits,
DMA_OWN | TX_STP | TX_ENP);
- stats->tx_packets++;
- stats->tx_bytes += len;
+ dev->stats.tx_packets++;
+ dev->stats.tx_bytes += len;
dev->trans_start = jiffies;
}
@@ -876,7 +875,6 @@ fst_rx_dma_complete(struct fst_card_info *card, struct fst_port_info *port,
int len, struct sk_buff *skb, int rxp)
{
struct net_device *dev = port_to_dev(port);
- struct net_device_stats *stats = hdlc_stats(dev);
int pi;
int rx_status;
@@ -888,8 +886,8 @@ fst_rx_dma_complete(struct fst_card_info *card, struct fst_port_info *port,
FST_WRB(card, rxDescrRing[pi][rxp].bits, DMA_OWN);
/* Update stats */
- stats->rx_packets++;
- stats->rx_bytes += len;
+ dev->stats.rx_packets++;
+ dev->stats.rx_bytes += len;
/* Push upstream */
dbg(DBG_RX, "Pushing the frame up the stack\n");
@@ -900,7 +898,7 @@ fst_rx_dma_complete(struct fst_card_info *card, struct fst_port_info *port,
rx_status = netif_rx(skb);
fst_process_rx_status(rx_status, port_to_dev(port)->name);
if (rx_status == NET_RX_DROP)
- stats->rx_dropped++;
+ dev->stats.rx_dropped++;
dev->last_rx = jiffies;
}
@@ -1163,29 +1161,28 @@ fst_log_rx_error(struct fst_card_info *card, struct fst_port_info *port,
unsigned char dmabits, int rxp, unsigned short len)
{
struct net_device *dev = port_to_dev(port);
- struct net_device_stats *stats = hdlc_stats(dev);
- /*
+ /*
* Increment the appropriate error counter
*/
- stats->rx_errors++;
+ dev->stats.rx_errors++;
if (dmabits & RX_OFLO) {
- stats->rx_fifo_errors++;
+ dev->stats.rx_fifo_errors++;
dbg(DBG_ASS, "Rx fifo error on card %d port %d buffer %d\n",
card->card_no, port->index, rxp);
}
if (dmabits & RX_CRC) {
- stats->rx_crc_errors++;
+ dev->stats.rx_crc_errors++;
dbg(DBG_ASS, "Rx crc error on card %d port %d\n",
card->card_no, port->index);
}
if (dmabits & RX_FRAM) {
- stats->rx_frame_errors++;
+ dev->stats.rx_frame_errors++;
dbg(DBG_ASS, "Rx frame error on card %d port %d\n",
card->card_no, port->index);
}
if (dmabits == (RX_STP | RX_ENP)) {
- stats->rx_length_errors++;
+ dev->stats.rx_length_errors++;
dbg(DBG_ASS, "Rx length error (%d) on card %d port %d\n",
len, card->card_no, port->index);
}
@@ -1242,7 +1239,6 @@ fst_intr_rx(struct fst_card_info *card, struct fst_port_info *port)
unsigned short len;
struct sk_buff *skb;
struct net_device *dev = port_to_dev(port);
- struct net_device_stats *stats = hdlc_stats(dev);
/* Check we have a buffer to process */
pi = port->index;
@@ -1291,7 +1287,7 @@ fst_intr_rx(struct fst_card_info *card, struct fst_port_info *port)
if ((skb = dev_alloc_skb(len)) == NULL) {
dbg(DBG_RX, "intr_rx: can't allocate buffer\n");
- stats->rx_dropped++;
+ dev->stats.rx_dropped++;
/* Return descriptor to card */
FST_WRB(card, rxDescrRing[pi][rxp].bits, DMA_OWN);
@@ -1316,8 +1312,8 @@ fst_intr_rx(struct fst_card_info *card, struct fst_port_info *port)
FST_WRB(card, rxDescrRing[pi][rxp].bits, DMA_OWN);
/* Update stats */
- stats->rx_packets++;
- stats->rx_bytes += len;
+ dev->stats.rx_packets++;
+ dev->stats.rx_bytes += len;
/* Push upstream */
dbg(DBG_RX, "Pushing frame up the stack\n");
@@ -1327,9 +1323,8 @@ fst_intr_rx(struct fst_card_info *card, struct fst_port_info *port)
skb->protocol = hdlc_type_trans(skb, dev);
rx_status = netif_rx(skb);
fst_process_rx_status(rx_status, port_to_dev(port)->name);
- if (rx_status == NET_RX_DROP) {
- stats->rx_dropped++;
- }
+ if (rx_status == NET_RX_DROP)
+ dev->stats.rx_dropped++;
dev->last_rx = jiffies;
} else {
card->dma_skb_rx = skb;
@@ -1361,7 +1356,6 @@ do_bottom_half_tx(struct fst_card_info *card)
struct sk_buff *skb;
unsigned long flags;
struct net_device *dev;
- struct net_device_stats *stats;
/*
* Find a free buffer for the transmit
@@ -1373,12 +1367,10 @@ do_bottom_half_tx(struct fst_card_info *card)
if (!port->run)
continue;
- dev = port_to_dev(port);
- stats = hdlc_stats(dev);
- while (!
- (FST_RDB(card, txDescrRing[pi][port->txpos].bits) &
- DMA_OWN)
- && !(card->dmatx_in_progress)) {
+ dev = port_to_dev(port);
+ while (!(FST_RDB(card, txDescrRing[pi][port->txpos].bits) &
+ DMA_OWN)
+ && !(card->dmatx_in_progress)) {
/*
* There doesn't seem to be a txdone event per-se
* We seem to have to deduce it, by checking the DMA_OWN
@@ -1422,8 +1414,8 @@ do_bottom_half_tx(struct fst_card_info *card)
txDescrRing[pi][port->txpos].
bits,
DMA_OWN | TX_STP | TX_ENP);
- stats->tx_packets++;
- stats->tx_bytes += skb->len;
+ dev->stats.tx_packets++;
+ dev->stats.tx_bytes += skb->len;
dev->trans_start = jiffies;
} else {
/* Or do it through dma */
@@ -1628,8 +1620,8 @@ fst_intr(int dummy, void *dev_id)
* always load up the entire packet for DMA.
*/
dbg(DBG_TX, "Tx underflow port %d\n", port->index);
- hdlc_stats(port_to_dev(port))->tx_errors++;
- hdlc_stats(port_to_dev(port))->tx_fifo_errors++;
+ port_to_dev(port)->stats.tx_errors++;
+ port_to_dev(port)->stats.tx_fifo_errors++;
dbg(DBG_ASS, "Tx underflow on card %d port %d\n",
card->card_no, port->index);
break;
@@ -2292,12 +2284,11 @@ fst_tx_timeout(struct net_device *dev)
{
struct fst_port_info *port;
struct fst_card_info *card;
- struct net_device_stats *stats = hdlc_stats(dev);
port = dev_to_port(dev);
card = port->card;
- stats->tx_errors++;
- stats->tx_aborted_errors++;
+ dev->stats.tx_errors++;
+ dev->stats.tx_aborted_errors++;
dbg(DBG_ASS, "Tx timeout card %d port %d\n",
card->card_no, port->index);
fst_issue_cmd(port, ABORTTX);
@@ -2312,7 +2303,6 @@ fst_start_xmit(struct sk_buff *skb, struct net_device *dev)
{
struct fst_card_info *card;
struct fst_port_info *port;
- struct net_device_stats *stats = hdlc_stats(dev);
unsigned long flags;
int txq_length;
@@ -2323,8 +2313,8 @@ fst_start_xmit(struct sk_buff *skb, struct net_device *dev)
/* Drop packet with error if we don't have carrier */
if (!netif_carrier_ok(dev)) {
dev_kfree_skb(skb);
- stats->tx_errors++;
- stats->tx_carrier_errors++;
+ dev->stats.tx_errors++;
+ dev->stats.tx_carrier_errors++;
dbg(DBG_ASS,
"Tried to transmit but no carrier on card %d port %d\n",
card->card_no, port->index);
@@ -2336,7 +2326,7 @@ fst_start_xmit(struct sk_buff *skb, struct net_device *dev)
dbg(DBG_ASS, "Packet too large %d vs %d\n", skb->len,
LEN_TX_BUFFER);
dev_kfree_skb(skb);
- stats->tx_errors++;
+ dev->stats.tx_errors++;
return 0;
}
@@ -2368,7 +2358,7 @@ fst_start_xmit(struct sk_buff *skb, struct net_device *dev)
* This shouldn't have happened but such is life
*/
dev_kfree_skb(skb);
- stats->tx_errors++;
+ dev->stats.tx_errors++;
dbg(DBG_ASS, "Tx queue overflow card %d port %d\n",
card->card_no, port->index);
return 0;
diff --git a/drivers/net/wan/hd6457x.c b/drivers/net/wan/hd6457x.c
index 8d0a1f2f00e5..591fb45a7c68 100644
--- a/drivers/net/wan/hd6457x.c
+++ b/drivers/net/wan/hd6457x.c
@@ -271,9 +271,9 @@ static inline void sca_msci_intr(port_t *port)
sca_out(stat & (ST1_UDRN | ST1_CDCD), msci + ST1, card);
if (stat & ST1_UDRN) {
- struct net_device_stats *stats = hdlc_stats(port_to_dev(port));
- stats->tx_errors++; /* TX Underrun error detected */
- stats->tx_fifo_errors++;
+ /* TX Underrun error detected */
+ port_to_dev(port)->stats.tx_errors++;
+ port_to_dev(port)->stats.tx_fifo_errors++;
}
if (stat & ST1_CDCD)
@@ -286,7 +286,6 @@ static inline void sca_msci_intr(port_t *port)
static inline void sca_rx(card_t *card, port_t *port, pkt_desc __iomem *desc, u16 rxin)
{
struct net_device *dev = port_to_dev(port);
- struct net_device_stats *stats = hdlc_stats(dev);
struct sk_buff *skb;
u16 len;
u32 buff;
@@ -298,7 +297,7 @@ static inline void sca_rx(card_t *card, port_t *port, pkt_desc __iomem *desc, u1
len = readw(&desc->len);
skb = dev_alloc_skb(len);
if (!skb) {
- stats->rx_dropped++;
+ dev->stats.rx_dropped++;
return;
}
@@ -327,8 +326,8 @@ static inline void sca_rx(card_t *card, port_t *port, pkt_desc __iomem *desc, u1
printk(KERN_DEBUG "%s RX(%i):", dev->name, skb->len);
debug_frame(skb);
#endif
- stats->rx_packets++;
- stats->rx_bytes += skb->len;
+ dev->stats.rx_packets++;
+ dev->stats.rx_bytes += skb->len;
dev->last_rx = jiffies;
skb->protocol = hdlc_type_trans(skb, dev);
netif_rx(skb);
@@ -339,17 +338,18 @@ static inline void sca_rx(card_t *card, port_t *port, pkt_desc __iomem *desc, u1
/* Receive DMA interrupt service */
static inline void sca_rx_intr(port_t *port)
{
+ struct net_device *dev = port_to_dev(port);
u16 dmac = get_dmac_rx(port);
card_t *card = port_to_card(port);
u8 stat = sca_in(DSR_RX(phy_node(port)), card); /* read DMA Status */
- struct net_device_stats *stats = hdlc_stats(port_to_dev(port));
/* Reset DSR status bits */
sca_out((stat & (DSR_EOT | DSR_EOM | DSR_BOF | DSR_COF)) | DSR_DWE,
DSR_RX(phy_node(port)), card);
if (stat & DSR_BOF)
- stats->rx_over_errors++; /* Dropped one or more frames */
+ /* Dropped one or more frames */
+ dev->stats.rx_over_errors++;
while (1) {
u32 desc_off = desc_offset(port, port->rxin, 0);
@@ -364,12 +364,14 @@ static inline void sca_rx_intr(port_t *port)
if (!(stat & ST_RX_EOM))
port->rxpart = 1; /* partial frame received */
else if ((stat & ST_ERROR_MASK) || port->rxpart) {
- stats->rx_errors++;
- if (stat & ST_RX_OVERRUN) stats->rx_fifo_errors++;
+ dev->stats.rx_errors++;
+ if (stat & ST_RX_OVERRUN)
+ dev->stats.rx_fifo_errors++;
else if ((stat & (ST_RX_SHORT | ST_RX_ABORT |
ST_RX_RESBIT)) || port->rxpart)
- stats->rx_frame_errors++;
- else if (stat & ST_RX_CRC) stats->rx_crc_errors++;
+ dev->stats.rx_frame_errors++;
+ else if (stat & ST_RX_CRC)
+ dev->stats.rx_crc_errors++;
if (stat & ST_RX_EOM)
port->rxpart = 0; /* received last fragment */
} else
@@ -390,7 +392,6 @@ static inline void sca_rx_intr(port_t *port)
static inline void sca_tx_intr(port_t *port)
{
struct net_device *dev = port_to_dev(port);
- struct net_device_stats *stats = hdlc_stats(dev);
u16 dmac = get_dmac_tx(port);
card_t* card = port_to_card(port);
u8 stat;
@@ -412,8 +413,8 @@ static inline void sca_tx_intr(port_t *port)
break; /* Transmitter is/will_be sending this frame */
desc = desc_address(port, port->txlast, 1);
- stats->tx_packets++;
- stats->tx_bytes += readw(&desc->len);
+ dev->stats.tx_packets++;
+ dev->stats.tx_bytes += readw(&desc->len);
writeb(0, &desc->stat); /* Free descriptor */
port->txlast = next_desc(port, port->txlast, 1);
}
diff --git a/drivers/net/wan/hdlc.c b/drivers/net/wan/hdlc.c
index 9a83c9d5b8cf..e3a536477c7e 100644
--- a/drivers/net/wan/hdlc.c
+++ b/drivers/net/wan/hdlc.c
@@ -43,8 +43,7 @@ static const char* version = "HDLC support module revision 1.22";
#undef DEBUG_LINK
-static struct hdlc_proto *first_proto = NULL;
-
+static struct hdlc_proto *first_proto;
static int hdlc_change_mtu(struct net_device *dev, int new_mtu)
{
@@ -58,7 +57,7 @@ static int hdlc_change_mtu(struct net_device *dev, int new_mtu)
static struct net_device_stats *hdlc_get_stats(struct net_device *dev)
{
- return hdlc_stats(dev);
+ return &dev->stats;
}
@@ -314,21 +313,25 @@ void detach_hdlc_protocol(struct net_device *dev)
void register_hdlc_protocol(struct hdlc_proto *proto)
{
+ rtnl_lock();
proto->next = first_proto;
first_proto = proto;
+ rtnl_unlock();
}
void unregister_hdlc_protocol(struct hdlc_proto *proto)
{
- struct hdlc_proto **p = &first_proto;
- while (*p) {
- if (*p == proto) {
- *p = proto->next;
- return;
- }
+ struct hdlc_proto **p;
+
+ rtnl_lock();
+ p = &first_proto;
+ while (*p != proto) {
+ BUG_ON(!*p);
p = &((*p)->next);
}
+ *p = proto->next;
+ rtnl_unlock();
}
diff --git a/drivers/net/wan/hdlc_cisco.c b/drivers/net/wan/hdlc_cisco.c
index 7133c688cf20..849819c2552d 100644
--- a/drivers/net/wan/hdlc_cisco.c
+++ b/drivers/net/wan/hdlc_cisco.c
@@ -56,6 +56,7 @@ struct cisco_state {
cisco_proto settings;
struct timer_list timer;
+ spinlock_t lock;
unsigned long last_poll;
int up;
int request_sent;
@@ -158,6 +159,7 @@ static int cisco_rx(struct sk_buff *skb)
{
struct net_device *dev = skb->dev;
hdlc_device *hdlc = dev_to_hdlc(dev);
+ struct cisco_state *st = state(hdlc);
struct hdlc_header *data = (struct hdlc_header*)skb->data;
struct cisco_packet *cisco_data;
struct in_device *in_dev;
@@ -220,11 +222,12 @@ static int cisco_rx(struct sk_buff *skb)
goto rx_error;
case CISCO_KEEPALIVE_REQ:
- state(hdlc)->rxseq = ntohl(cisco_data->par1);
- if (state(hdlc)->request_sent &&
- ntohl(cisco_data->par2) == state(hdlc)->txseq) {
- state(hdlc)->last_poll = jiffies;
- if (!state(hdlc)->up) {
+ spin_lock(&st->lock);
+ st->rxseq = ntohl(cisco_data->par1);
+ if (st->request_sent &&
+ ntohl(cisco_data->par2) == st->txseq) {
+ st->last_poll = jiffies;
+ if (!st->up) {
u32 sec, min, hrs, days;
sec = ntohl(cisco_data->time) / 1000;
min = sec / 60; sec -= min * 60;
@@ -232,12 +235,12 @@ static int cisco_rx(struct sk_buff *skb)
days = hrs / 24; hrs -= days * 24;
printk(KERN_INFO "%s: Link up (peer "
"uptime %ud%uh%um%us)\n",
- dev->name, days, hrs,
- min, sec);
+ dev->name, days, hrs, min, sec);
netif_dormant_off(dev);
- state(hdlc)->up = 1;
+ st->up = 1;
}
}
+ spin_unlock(&st->lock);
dev_kfree_skb_any(skb);
return NET_RX_SUCCESS;
@@ -249,8 +252,8 @@ static int cisco_rx(struct sk_buff *skb)
dev_kfree_skb_any(skb);
return NET_RX_DROP;
- rx_error:
- dev_to_hdlc(dev)->stats.rx_errors++; /* Mark error */
+rx_error:
+ dev->stats.rx_errors++; /* Mark error */
dev_kfree_skb_any(skb);
return NET_RX_DROP;
}
@@ -261,24 +264,25 @@ static void cisco_timer(unsigned long arg)
{
struct net_device *dev = (struct net_device *)arg;
hdlc_device *hdlc = dev_to_hdlc(dev);
+ struct cisco_state *st = state(hdlc);
- if (state(hdlc)->up &&
- time_after(jiffies, state(hdlc)->last_poll +
- state(hdlc)->settings.timeout * HZ)) {
- state(hdlc)->up = 0;
+ spin_lock(&st->lock);
+ if (st->up &&
+ time_after(jiffies, st->last_poll + st->settings.timeout * HZ)) {
+ st->up = 0;
printk(KERN_INFO "%s: Link down\n", dev->name);
netif_dormant_on(dev);
}
- cisco_keepalive_send(dev, CISCO_KEEPALIVE_REQ,
- htonl(++state(hdlc)->txseq),
- htonl(state(hdlc)->rxseq));
- state(hdlc)->request_sent = 1;
- state(hdlc)->timer.expires = jiffies +
- state(hdlc)->settings.interval * HZ;
- state(hdlc)->timer.function = cisco_timer;
- state(hdlc)->timer.data = arg;
- add_timer(&state(hdlc)->timer);
+ cisco_keepalive_send(dev, CISCO_KEEPALIVE_REQ, htonl(++st->txseq),
+ htonl(st->rxseq));
+ st->request_sent = 1;
+ spin_unlock(&st->lock);
+
+ st->timer.expires = jiffies + st->settings.interval * HZ;
+ st->timer.function = cisco_timer;
+ st->timer.data = arg;
+ add_timer(&st->timer);
}
@@ -286,15 +290,20 @@ static void cisco_timer(unsigned long arg)
static void cisco_start(struct net_device *dev)
{
hdlc_device *hdlc = dev_to_hdlc(dev);
- state(hdlc)->up = 0;
- state(hdlc)->request_sent = 0;
- state(hdlc)->txseq = state(hdlc)->rxseq = 0;
-
- init_timer(&state(hdlc)->timer);
- state(hdlc)->timer.expires = jiffies + HZ; /*First poll after 1s*/
- state(hdlc)->timer.function = cisco_timer;
- state(hdlc)->timer.data = (unsigned long)dev;
- add_timer(&state(hdlc)->timer);
+ struct cisco_state *st = state(hdlc);
+ unsigned long flags;
+
+ spin_lock_irqsave(&st->lock, flags);
+ st->up = 0;
+ st->request_sent = 0;
+ st->txseq = st->rxseq = 0;
+ spin_unlock_irqrestore(&st->lock, flags);
+
+ init_timer(&st->timer);
+ st->timer.expires = jiffies + HZ; /* First poll after 1 s */
+ st->timer.function = cisco_timer;
+ st->timer.data = (unsigned long)dev;
+ add_timer(&st->timer);
}
@@ -302,10 +311,16 @@ static void cisco_start(struct net_device *dev)
static void cisco_stop(struct net_device *dev)
{
hdlc_device *hdlc = dev_to_hdlc(dev);
- del_timer_sync(&state(hdlc)->timer);
+ struct cisco_state *st = state(hdlc);
+ unsigned long flags;
+
+ del_timer_sync(&st->timer);
+
+ spin_lock_irqsave(&st->lock, flags);
netif_dormant_on(dev);
- state(hdlc)->up = 0;
- state(hdlc)->request_sent = 0;
+ st->up = 0;
+ st->request_sent = 0;
+ spin_unlock_irqrestore(&st->lock, flags);
}
@@ -367,6 +382,7 @@ static int cisco_ioctl(struct net_device *dev, struct ifreq *ifr)
return result;
memcpy(&state(hdlc)->settings, &new_settings, size);
+ spin_lock_init(&state(hdlc)->lock);
dev->hard_start_xmit = hdlc->xmit;
dev->header_ops = &cisco_header_ops;
dev->type = ARPHRD_CISCO;
diff --git a/drivers/net/wan/hdlc_fr.c b/drivers/net/wan/hdlc_fr.c
index 520bb0b1a9a2..62e93dac6b13 100644
--- a/drivers/net/wan/hdlc_fr.c
+++ b/drivers/net/wan/hdlc_fr.c
@@ -135,11 +135,6 @@ typedef struct pvc_device_struct {
}state;
}pvc_device;
-struct pvc_desc {
- struct net_device_stats stats;
- pvc_device *pvc;
-};
-
struct frad_state {
fr_proto settings;
pvc_device *first_pvc;
@@ -179,15 +174,6 @@ static inline struct frad_state* state(hdlc_device *hdlc)
return(struct frad_state *)(hdlc->state);
}
-static inline struct pvc_desc* pvcdev_to_desc(struct net_device *dev)
-{
- return dev->priv;
-}
-
-static inline struct net_device_stats* pvc_get_stats(struct net_device *dev)
-{
- return &pvcdev_to_desc(dev)->stats;
-}
static inline pvc_device* find_pvc(hdlc_device *hdlc, u16 dlci)
{
@@ -357,7 +343,7 @@ static int fr_hard_header(struct sk_buff **skb_p, u16 dlci)
static int pvc_open(struct net_device *dev)
{
- pvc_device *pvc = pvcdev_to_desc(dev)->pvc;
+ pvc_device *pvc = dev->priv;
if ((pvc->frad->flags & IFF_UP) == 0)
return -EIO; /* Frad must be UP in order to activate PVC */
@@ -377,7 +363,7 @@ static int pvc_open(struct net_device *dev)
static int pvc_close(struct net_device *dev)
{
- pvc_device *pvc = pvcdev_to_desc(dev)->pvc;
+ pvc_device *pvc = dev->priv;
if (--pvc->open_count == 0) {
hdlc_device *hdlc = dev_to_hdlc(pvc->frad);
@@ -396,7 +382,7 @@ static int pvc_close(struct net_device *dev)
static int pvc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
{
- pvc_device *pvc = pvcdev_to_desc(dev)->pvc;
+ pvc_device *pvc = dev->priv;
fr_proto_pvc_info info;
if (ifr->ifr_settings.type == IF_GET_PROTO) {
@@ -424,8 +410,7 @@ static int pvc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
static int pvc_xmit(struct sk_buff *skb, struct net_device *dev)
{
- pvc_device *pvc = pvcdev_to_desc(dev)->pvc;
- struct net_device_stats *stats = pvc_get_stats(dev);
+ pvc_device *pvc = dev->priv;
if (pvc->state.active) {
if (dev->type == ARPHRD_ETHER) {
@@ -435,7 +420,7 @@ static int pvc_xmit(struct sk_buff *skb, struct net_device *dev)
if (skb_tailroom(skb) < pad)
if (pskb_expand_head(skb, 0, pad,
GFP_ATOMIC)) {
- stats->tx_dropped++;
+ dev->stats.tx_dropped++;
dev_kfree_skb(skb);
return 0;
}
@@ -445,17 +430,17 @@ static int pvc_xmit(struct sk_buff *skb, struct net_device *dev)
skb->protocol = __constant_htons(ETH_P_802_3);
}
if (!fr_hard_header(&skb, pvc->dlci)) {
- stats->tx_bytes += skb->len;
- stats->tx_packets++;
+ dev->stats.tx_bytes += skb->len;
+ dev->stats.tx_packets++;
if (pvc->state.fecn) /* TX Congestion counter */
- stats->tx_compressed++;
+ dev->stats.tx_compressed++;
skb->dev = pvc->frad;
dev_queue_xmit(skb);
return 0;
}
}
- stats->tx_dropped++;
+ dev->stats.tx_dropped++;
dev_kfree_skb(skb);
return 0;
}
@@ -955,7 +940,7 @@ static int fr_rx(struct sk_buff *skb)
if ((skb = skb_share_check(skb, GFP_ATOMIC)) == NULL) {
- dev_to_hdlc(frad)->stats.rx_dropped++;
+ frad->stats.rx_dropped++;
return NET_RX_DROP;
}
@@ -1003,11 +988,11 @@ static int fr_rx(struct sk_buff *skb)
}
if (dev) {
- struct net_device_stats *stats = pvc_get_stats(dev);
- stats->rx_packets++; /* PVC traffic */
- stats->rx_bytes += skb->len;
+ dev->stats.rx_packets++; /* PVC traffic */
+ dev->stats.rx_bytes += skb->len;
if (pvc->state.becn)
- stats->rx_compressed++;
+ dev->stats.rx_compressed++;
+ skb->dev = dev;
netif_rx(skb);
return NET_RX_SUCCESS;
} else {
@@ -1016,7 +1001,7 @@ static int fr_rx(struct sk_buff *skb)
}
rx_error:
- dev_to_hdlc(frad)->stats.rx_errors++; /* Mark error */
+ frad->stats.rx_errors++; /* Mark error */
dev_kfree_skb_any(skb);
return NET_RX_DROP;
}
@@ -1087,7 +1072,7 @@ static void pvc_setup(struct net_device *dev)
static int fr_add_pvc(struct net_device *frad, unsigned int dlci, int type)
{
hdlc_device *hdlc = dev_to_hdlc(frad);
- pvc_device *pvc = NULL;
+ pvc_device *pvc;
struct net_device *dev;
int result, used;
@@ -1103,10 +1088,9 @@ static int fr_add_pvc(struct net_device *frad, unsigned int dlci, int type)
used = pvc_is_used(pvc);
if (type == ARPHRD_ETHER)
- dev = alloc_netdev(sizeof(struct pvc_desc), "pvceth%d",
- ether_setup);
+ dev = alloc_netdev(0, "pvceth%d", ether_setup);
else
- dev = alloc_netdev(sizeof(struct pvc_desc), "pvc%d", pvc_setup);
+ dev = alloc_netdev(0, "pvc%d", pvc_setup);
if (!dev) {
printk(KERN_WARNING "%s: Memory squeeze on fr_pvc()\n",
@@ -1122,14 +1106,13 @@ static int fr_add_pvc(struct net_device *frad, unsigned int dlci, int type)
dlci_to_q922(dev->broadcast, dlci);
}
dev->hard_start_xmit = pvc_xmit;
- dev->get_stats = pvc_get_stats;
dev->open = pvc_open;
dev->stop = pvc_close;
dev->do_ioctl = pvc_ioctl;
dev->change_mtu = pvc_change_mtu;
dev->mtu = HDLC_MAX_MTU;
dev->tx_queue_len = 0;
- pvcdev_to_desc(dev)->pvc = pvc;
+ dev->priv = pvc;
result = dev_alloc_name(dev, dev->name);
if (result < 0) {
diff --git a/drivers/net/wan/hdlc_raw_eth.c b/drivers/net/wan/hdlc_raw_eth.c
index d20c685f6711..26dee600506f 100644
--- a/drivers/net/wan/hdlc_raw_eth.c
+++ b/drivers/net/wan/hdlc_raw_eth.c
@@ -33,7 +33,7 @@ static int eth_tx(struct sk_buff *skb, struct net_device *dev)
int len = skb->len;
if (skb_tailroom(skb) < pad)
if (pskb_expand_head(skb, 0, pad, GFP_ATOMIC)) {
- hdlc_stats(dev)->tx_dropped++;
+ dev->stats.tx_dropped++;
dev_kfree_skb(skb);
return 0;
}
diff --git a/drivers/net/wan/hdlc_x25.c b/drivers/net/wan/hdlc_x25.c
index c15cc11e399b..e808720030ef 100644
--- a/drivers/net/wan/hdlc_x25.c
+++ b/drivers/net/wan/hdlc_x25.c
@@ -164,17 +164,15 @@ static void x25_close(struct net_device *dev)
static int x25_rx(struct sk_buff *skb)
{
- struct hdlc_device *hdlc = dev_to_hdlc(skb->dev);
-
if ((skb = skb_share_check(skb, GFP_ATOMIC)) == NULL) {
- hdlc->stats.rx_dropped++;
+ skb->dev->stats.rx_dropped++;
return NET_RX_DROP;
}
if (lapb_data_received(skb->dev, skb) == LAPB_OK)
return NET_RX_SUCCESS;
- hdlc->stats.rx_errors++;
+ skb->dev->stats.rx_errors++;
dev_kfree_skb_any(skb);
return NET_RX_DROP;
}
diff --git a/drivers/net/wan/pc300_drv.c b/drivers/net/wan/pc300_drv.c
index 57914fbd41d3..334170527755 100644
--- a/drivers/net/wan/pc300_drv.c
+++ b/drivers/net/wan/pc300_drv.c
@@ -285,7 +285,6 @@ static void rx_dma_buf_init(pc300_t *, int);
static void tx_dma_buf_check(pc300_t *, int);
static void rx_dma_buf_check(pc300_t *, int);
static irqreturn_t cpc_intr(int, void *);
-static struct net_device_stats *cpc_get_stats(struct net_device *);
static int clock_rate_calc(uclong, uclong, int *);
static uclong detect_ram(pc300_t *);
static void plx_init(pc300_t *);
@@ -1775,13 +1774,12 @@ static void cpc_tx_timeout(struct net_device *dev)
pc300dev_t *d = (pc300dev_t *) dev->priv;
pc300ch_t *chan = (pc300ch_t *) d->chan;
pc300_t *card = (pc300_t *) chan->card;
- struct net_device_stats *stats = hdlc_stats(dev);
int ch = chan->channel;
unsigned long flags;
ucchar ilar;
- stats->tx_errors++;
- stats->tx_aborted_errors++;
+ dev->stats.tx_errors++;
+ dev->stats.tx_aborted_errors++;
CPC_LOCK(card, flags);
if ((ilar = cpc_readb(card->hw.scabase + ILAR)) != 0) {
printk("%s: ILAR=0x%x\n", dev->name, ilar);
@@ -1803,7 +1801,6 @@ static int cpc_queue_xmit(struct sk_buff *skb, struct net_device *dev)
pc300dev_t *d = (pc300dev_t *) dev->priv;
pc300ch_t *chan = (pc300ch_t *) d->chan;
pc300_t *card = (pc300_t *) chan->card;
- struct net_device_stats *stats = hdlc_stats(dev);
int ch = chan->channel;
unsigned long flags;
#ifdef PC300_DEBUG_TX
@@ -1817,13 +1814,13 @@ static int cpc_queue_xmit(struct sk_buff *skb, struct net_device *dev)
} else if (!netif_carrier_ok(dev)) {
/* DCD must be OFF: drop packet */
dev_kfree_skb(skb);
- stats->tx_errors++;
- stats->tx_carrier_errors++;
+ dev->stats.tx_errors++;
+ dev->stats.tx_carrier_errors++;
return 0;
} else if (cpc_readb(card->hw.scabase + M_REG(ST3, ch)) & ST3_DCD) {
printk("%s: DCD is OFF. Going administrative down.\n", dev->name);
- stats->tx_errors++;
- stats->tx_carrier_errors++;
+ dev->stats.tx_errors++;
+ dev->stats.tx_carrier_errors++;
dev_kfree_skb(skb);
netif_carrier_off(dev);
CPC_LOCK(card, flags);
@@ -1843,8 +1840,8 @@ static int cpc_queue_xmit(struct sk_buff *skb, struct net_device *dev)
// printk("%s: write error. Dropping TX packet.\n", dev->name);
netif_stop_queue(dev);
dev_kfree_skb(skb);
- stats->tx_errors++;
- stats->tx_dropped++;
+ dev->stats.tx_errors++;
+ dev->stats.tx_dropped++;
return 0;
}
#ifdef PC300_DEBUG_TX
@@ -1886,7 +1883,6 @@ static void cpc_net_rx(struct net_device *dev)
pc300dev_t *d = (pc300dev_t *) dev->priv;
pc300ch_t *chan = (pc300ch_t *) d->chan;
pc300_t *card = (pc300_t *) chan->card;
- struct net_device_stats *stats = hdlc_stats(dev);
int ch = chan->channel;
#ifdef PC300_DEBUG_RX
int i;
@@ -1922,24 +1918,24 @@ static void cpc_net_rx(struct net_device *dev)
#endif
if ((skb == NULL) && (rxb > 0)) {
/* rxb > dev->mtu */
- stats->rx_errors++;
- stats->rx_length_errors++;
+ dev->stats.rx_errors++;
+ dev->stats.rx_length_errors++;
continue;
}
if (rxb < 0) { /* Invalid frame */
rxb = -rxb;
if (rxb & DST_OVR) {
- stats->rx_errors++;
- stats->rx_fifo_errors++;
+ dev->stats.rx_errors++;
+ dev->stats.rx_fifo_errors++;
}
if (rxb & DST_CRC) {
- stats->rx_errors++;
- stats->rx_crc_errors++;
+ dev->stats.rx_errors++;
+ dev->stats.rx_crc_errors++;
}
if (rxb & (DST_RBIT | DST_SHRT | DST_ABT)) {
- stats->rx_errors++;
- stats->rx_frame_errors++;
+ dev->stats.rx_errors++;
+ dev->stats.rx_frame_errors++;
}
}
if (skb) {
@@ -1948,7 +1944,7 @@ static void cpc_net_rx(struct net_device *dev)
continue;
}
- stats->rx_bytes += rxb;
+ dev->stats.rx_bytes += rxb;
#ifdef PC300_DEBUG_RX
printk("%s R:", dev->name);
@@ -1959,7 +1955,7 @@ static void cpc_net_rx(struct net_device *dev)
if (d->trace_on) {
cpc_trace(dev, skb, 'R');
}
- stats->rx_packets++;
+ dev->stats.rx_packets++;
skb->protocol = hdlc_type_trans(skb, dev);
netif_rx(skb);
}
@@ -1974,16 +1970,15 @@ static void sca_tx_intr(pc300dev_t *dev)
pc300_t *card = (pc300_t *)chan->card;
int ch = chan->channel;
volatile pcsca_bd_t __iomem * ptdescr;
- struct net_device_stats *stats = hdlc_stats(dev->dev);
/* Clean up descriptors from previous transmission */
ptdescr = (card->hw.rambase +
TX_BD_ADDR(ch,chan->tx_first_bd));
- while ((cpc_readl(card->hw.scabase + DTX_REG(CDAL,ch)) !=
- TX_BD_ADDR(ch,chan->tx_first_bd)) &&
- (cpc_readb(&ptdescr->status) & DST_OSB)) {
- stats->tx_packets++;
- stats->tx_bytes += cpc_readw(&ptdescr->len);
+ while ((cpc_readl(card->hw.scabase + DTX_REG(CDAL,ch)) !=
+ TX_BD_ADDR(ch,chan->tx_first_bd)) &&
+ (cpc_readb(&ptdescr->status) & DST_OSB)) {
+ dev->dev->stats.tx_packets++;
+ dev->dev->stats.tx_bytes += cpc_readw(&ptdescr->len);
cpc_writeb(&ptdescr->status, DST_OSB);
cpc_writew(&ptdescr->len, 0);
chan->nfree_tx_bd++;
@@ -2048,8 +2043,8 @@ static void sca_intr(pc300_t * card)
}
cpc_net_rx(dev);
/* Discard invalid frames */
- hdlc_stats(dev)->rx_errors++;
- hdlc_stats(dev)->rx_over_errors++;
+ dev->stats.rx_errors++;
+ dev->stats.rx_over_errors++;
chan->rx_first_bd = 0;
chan->rx_last_bd = N_DMA_RX_BUF - 1;
rx_dma_start(card, ch);
@@ -2115,8 +2110,8 @@ static void sca_intr(pc300_t * card)
card->hw.cpld_reg2) &
~ (CPLD_REG2_FALC_LED1 << (2 * ch)));
}
- hdlc_stats(dev)->tx_errors++;
- hdlc_stats(dev)->tx_fifo_errors++;
+ dev->stats.tx_errors++;
+ dev->stats.tx_fifo_errors++;
sca_tx_intr(d);
}
}
@@ -2604,7 +2599,7 @@ static int cpc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
case SIOCGPC300UTILSTATS:
{
if (!arg) { /* clear statistics */
- memset(hdlc_stats(dev), 0, sizeof(struct net_device_stats));
+ memset(&dev->stats, 0, sizeof(dev->stats));
if (card->hw.type == PC300_TE) {
memset(&chan->falc, 0, sizeof(falc_t));
}
@@ -2615,8 +2610,8 @@ static int cpc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
pc300stats.hw_type = card->hw.type;
pc300stats.line_on = card->chan[ch].d.line_on;
pc300stats.line_off = card->chan[ch].d.line_off;
- memcpy(&pc300stats.gen_stats, hdlc_stats(dev),
- sizeof(struct net_device_stats));
+ memcpy(&pc300stats.gen_stats, &dev->stats,
+ sizeof(dev->stats));
if (card->hw.type == PC300_TE)
memcpy(&pc300stats.te_stats,&chan->falc,sizeof(falc_t));
if (copy_to_user(arg, &pc300stats, sizeof(pc300stats_t)))
@@ -2823,11 +2818,6 @@ static int cpc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
}
}
-static struct net_device_stats *cpc_get_stats(struct net_device *dev)
-{
- return hdlc_stats(dev);
-}
-
static int clock_rate_calc(uclong rate, uclong clock, int *br_io)
{
int br, tc;
@@ -3394,7 +3384,6 @@ static void cpc_init_card(pc300_t * card)
dev->stop = cpc_close;
dev->tx_timeout = cpc_tx_timeout;
dev->watchdog_timeo = PC300_TX_TIMEOUT;
- dev->get_stats = cpc_get_stats;
dev->set_multicast_list = NULL;
dev->set_mac_address = NULL;
dev->change_mtu = cpc_change_mtu;
diff --git a/drivers/net/wan/pc300_tty.c b/drivers/net/wan/pc300_tty.c
index e03eef2f2282..4518d0aa2480 100644
--- a/drivers/net/wan/pc300_tty.c
+++ b/drivers/net/wan/pc300_tty.c
@@ -458,7 +458,7 @@ static int cpc_tty_write(struct tty_struct *tty, const unsigned char *buf, int c
CPC_TTY_DBG("%s: cpc_tty_write data len=%i\n",cpc_tty->name,count);
pc300chan = (pc300ch_t *)((pc300dev_t*)cpc_tty->pc300dev)->chan;
- stats = hdlc_stats(((pc300dev_t*)cpc_tty->pc300dev)->dev);
+ stats = &cpc_tty->pc300dev->dev->stats;
card = (pc300_t *) pc300chan->card;
ch = pc300chan->channel;
@@ -688,9 +688,9 @@ static void cpc_tty_rx_work(struct work_struct *work)
if (cpc_tty->tty) {
ld = tty_ldisc_ref(cpc_tty->tty);
if (ld) {
- if (ld->receive_buf) {
+ if (ld->ops->receive_buf) {
CPC_TTY_DBG("%s: call line disc. receive_buf\n",cpc_tty->name);
- ld->receive_buf(cpc_tty->tty, (char *)(buf->data), &flags, buf->size);
+ ld->ops->receive_buf(cpc_tty->tty, (char *)(buf->data), &flags, buf->size);
}
tty_ldisc_deref(ld);
}
@@ -743,7 +743,7 @@ void cpc_tty_receive(pc300dev_t *pc300dev)
pc300_t *card = (pc300_t *)pc300chan->card;
int ch = pc300chan->channel;
volatile pcsca_bd_t __iomem * ptdescr;
- struct net_device_stats *stats = hdlc_stats(pc300dev->dev);
+ struct net_device_stats *stats = &pc300dev->dev->stats;
int rx_len, rx_aux;
volatile unsigned char status;
unsigned short first_bd = pc300chan->rx_first_bd;
@@ -917,7 +917,7 @@ static int cpc_tty_send_to_card(pc300dev_t *dev,void* buf, int len)
pc300ch_t *chan = (pc300ch_t *)dev->chan;
pc300_t *card = (pc300_t *)chan->card;
int ch = chan->channel;
- struct net_device_stats *stats = hdlc_stats(dev->dev);
+ struct net_device_stats *stats = &dev->dev->stats;
unsigned long flags;
volatile pcsca_bd_t __iomem *ptdescr;
int i, nchar;
diff --git a/drivers/net/wan/wanxl.c b/drivers/net/wan/wanxl.c
index d4aab8a28b61..a8a5ca0ee6c2 100644
--- a/drivers/net/wan/wanxl.c
+++ b/drivers/net/wan/wanxl.c
@@ -161,7 +161,6 @@ static inline void wanxl_cable_intr(port_t *port)
static inline void wanxl_tx_intr(port_t *port)
{
struct net_device *dev = port->dev;
- struct net_device_stats *stats = hdlc_stats(dev);
while (1) {
desc_t *desc = &get_status(port)->tx_descs[port->tx_in];
struct sk_buff *skb = port->tx_skbs[port->tx_in];
@@ -173,13 +172,13 @@ static inline void wanxl_tx_intr(port_t *port)
return;
case PACKET_UNDERRUN:
- stats->tx_errors++;
- stats->tx_fifo_errors++;
+ dev->stats.tx_errors++;
+ dev->stats.tx_fifo_errors++;
break;
default:
- stats->tx_packets++;
- stats->tx_bytes += skb->len;
+ dev->stats.tx_packets++;
+ dev->stats.tx_bytes += skb->len;
}
desc->stat = PACKET_EMPTY; /* Free descriptor */
pci_unmap_single(port->card->pdev, desc->address, skb->len,
@@ -205,10 +204,9 @@ static inline void wanxl_rx_intr(card_t *card)
port_t *port = &card->ports[desc->stat &
PACKET_PORT_MASK];
struct net_device *dev = port->dev;
- struct net_device_stats *stats = hdlc_stats(dev);
if (!skb)
- stats->rx_dropped++;
+ dev->stats.rx_dropped++;
else {
pci_unmap_single(card->pdev, desc->address,
BUFFER_LENGTH,
@@ -220,8 +218,8 @@ static inline void wanxl_rx_intr(card_t *card)
skb->len);
debug_frame(skb);
#endif
- stats->rx_packets++;
- stats->rx_bytes += skb->len;
+ dev->stats.rx_packets++;
+ dev->stats.rx_bytes += skb->len;
dev->last_rx = jiffies;
skb->protocol = hdlc_type_trans(skb, dev);
netif_rx(skb);
@@ -468,13 +466,13 @@ static int wanxl_close(struct net_device *dev)
static struct net_device_stats *wanxl_get_stats(struct net_device *dev)
{
- struct net_device_stats *stats = hdlc_stats(dev);
port_t *port = dev_to_port(dev);
- stats->rx_over_errors = get_status(port)->rx_overruns;
- stats->rx_frame_errors = get_status(port)->rx_frame_errors;
- stats->rx_errors = stats->rx_over_errors + stats->rx_frame_errors;
- return stats;
+ dev->stats.rx_over_errors = get_status(port)->rx_overruns;
+ dev->stats.rx_frame_errors = get_status(port)->rx_frame_errors;
+ dev->stats.rx_errors = dev->stats.rx_over_errors +
+ dev->stats.rx_frame_errors;
+ return &dev->stats;
}
diff --git a/drivers/net/wan/x25_asy.c b/drivers/net/wan/x25_asy.c
index 249e18053d5f..2a6c7a60756f 100644
--- a/drivers/net/wan/x25_asy.c
+++ b/drivers/net/wan/x25_asy.c
@@ -32,6 +32,7 @@
#include <linux/x25.h>
#include <linux/lapb.h>
#include <linux/init.h>
+#include <linux/rtnetlink.h>
#include "x25_asy.h"
#include <net/x25device.h>
@@ -601,8 +602,10 @@ static void x25_asy_close_tty(struct tty_struct *tty)
if (!sl || sl->magic != X25_ASY_MAGIC)
return;
+ rtnl_lock();
if (sl->dev->flags & IFF_UP)
dev_close(sl->dev);
+ rtnl_unlock();
tty->disc_data = NULL;
sl->tty = NULL;
@@ -751,7 +754,7 @@ static void x25_asy_setup(struct net_device *dev)
dev->flags = IFF_NOARP;
}
-static struct tty_ldisc x25_ldisc = {
+static struct tty_ldisc_ops x25_ldisc = {
.owner = THIS_MODULE,
.magic = TTY_LDISC_MAGIC,
.name = "X.25",
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-31 01:47:40 +0300