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path: root/drivers/net/wan/pc300_drv.c
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Diffstat (limited to 'drivers/net/wan/pc300_drv.c')
-rw-r--r--drivers/net/wan/pc300_drv.c71
1 files changed, 30 insertions, 41 deletions
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;
generated by cgit v1.2.3 (git 2.39.0) at 2024-11-16 09:30:33 +0300