summaryrefslogtreecommitdiffstats
path: root/drivers/net/wan/farsync.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/wan/farsync.c')
-rw-r--r--drivers/net/wan/farsync.c75
1 files changed, 31 insertions, 44 deletions
diff --git a/drivers/net/wan/farsync.c b/drivers/net/wan/farsync.c
index 547368e9633d..9557ad078ab8 100644
--- a/drivers/net/wan/farsync.c
+++ b/drivers/net/wan/farsync.c
@@ -47,10 +47,7 @@ MODULE_LICENSE("GPL");
/* Default parameters for the link
*/
#define FST_TX_QUEUE_LEN 100 /* At 8Mbps a longer queue length is
- * useful, the syncppp module forces
- * this down assuming a slower line I
- * guess.
- */
+ * useful */
#define FST_TXQ_DEPTH 16 /* This one is for the buffering
* of frames on the way down to the card
* so that we can keep the card busy
@@ -845,7 +842,6 @@ 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 +849,8 @@ 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 +872,6 @@ 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 +883,8 @@ 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 +895,7 @@ 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 +1158,28 @@ 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 +1236,6 @@ 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 +1284,7 @@ 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 +1309,8 @@ 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 +1320,8 @@ 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 +1353,6 @@ 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 +1364,10 @@ 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 +1411,8 @@ 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 +1617,8 @@ 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 +2281,11 @@ 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 +2300,6 @@ 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 +2310,8 @@ 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 +2323,7 @@ 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 +2355,7 @@ 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;
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-28 20:16:19 +0100