*
* **********************
*/
+
+#define pr_fmt(fmt) "arcnet:" KBUILD_MODNAME ": " fmt
+
#include <linux/gfp.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/if_arp.h>
#include <linux/netdevice.h>
#include <linux/skbuff.h>
-#include <linux/arcdevice.h>
+
+#include "arcdevice.h"
MODULE_LICENSE("GPL");
-#define VERSION "arcnet: RFC1201 \"standard\" (`a') encapsulation support loaded.\n"
static __be16 type_trans(struct sk_buff *skb, struct net_device *dev);
static void rx(struct net_device *dev, int bufnum,
static int __init arcnet_rfc1201_init(void)
{
- printk(VERSION);
+ pr_info("%s\n", "RFC1201 \"standard\" (`a') encapsulation support loaded");
arc_proto_map[ARC_P_IP]
= arc_proto_map[ARC_P_IPV6]
int saddr = pkt->hard.source, ofs;
struct Incoming *in = &lp->rfc1201.incoming[saddr];
- BUGMSG(D_DURING, "it's an RFC1201 packet (length=%d)\n", length);
+ arc_printk(D_DURING, dev, "it's an RFC1201 packet (length=%d)\n",
+ length);
if (length >= MinTU)
ofs = 512 - length;
if (soft->split_flag == 0xFF) { /* Exception Packet */
if (length >= 4 + RFC1201_HDR_SIZE) {
- BUGMSG(D_DURING, "compensating for exception packet\n");
+ arc_printk(D_DURING, dev, "compensating for exception packet\n");
} else {
- BUGMSG(D_EXTRA, "short RFC1201 exception packet from %02Xh",
- saddr);
+ arc_printk(D_EXTRA, dev, "short RFC1201 exception packet from %02Xh",
+ saddr);
return;
}
soft, sizeof(pkt->soft));
}
if (!soft->split_flag) { /* not split */
- BUGMSG(D_RX, "incoming is not split (splitflag=%d)\n",
- soft->split_flag);
+ arc_printk(D_RX, dev, "incoming is not split (splitflag=%d)\n",
+ soft->split_flag);
if (in->skb) { /* already assembling one! */
- BUGMSG(D_EXTRA, "aborting assembly (seq=%d) for unsplit packet (splitflag=%d, seq=%d)\n",
- in->sequence, soft->split_flag, soft->sequence);
+ arc_printk(D_EXTRA, dev, "aborting assembly (seq=%d) for unsplit packet (splitflag=%d, seq=%d)\n",
+ in->sequence, soft->split_flag,
+ soft->sequence);
lp->rfc1201.aborted_seq = soft->sequence;
dev_kfree_skb_irq(in->skb);
dev->stats.rx_errors++;
in->sequence = soft->sequence;
skb = alloc_skb(length + ARC_HDR_SIZE, GFP_ATOMIC);
- if (skb == NULL) {
- BUGMSG(D_NORMAL, "Memory squeeze, dropping packet.\n");
+ if (!skb) {
dev->stats.rx_dropped++;
return;
}
pkt = (struct archdr *)skb->data;
soft = &pkt->soft.rfc1201;
- /* up to sizeof(pkt->soft) has already been copied from the card */
+ /* up to sizeof(pkt->soft) has already
+ * been copied from the card
+ */
memcpy(pkt, pkthdr, sizeof(struct archdr));
if (length > sizeof(pkt->soft))
- lp->hw.copy_from_card(dev, bufnum, ofs + sizeof(pkt->soft),
- pkt->soft.raw + sizeof(pkt->soft),
+ lp->hw.copy_from_card(dev, bufnum,
+ ofs + sizeof(pkt->soft),
+ pkt->soft.raw + sizeof(pkt->soft),
length - sizeof(pkt->soft));
/* ARP packets have problems when sent from some DOS systems:
uint8_t *cptr = (uint8_t *)arp + sizeof(struct arphdr);
if (!*cptr) { /* is saddr = 00? */
- BUGMSG(D_EXTRA,
- "ARP source address was 00h, set to %02Xh.\n",
- saddr);
+ arc_printk(D_EXTRA, dev,
+ "ARP source address was 00h, set to %02Xh\n",
+ saddr);
dev->stats.rx_crc_errors++;
*cptr = saddr;
} else {
- BUGMSG(D_DURING, "ARP source address (%Xh) is fine.\n",
- *cptr);
+ arc_printk(D_DURING, dev, "ARP source address (%Xh) is fine.\n",
+ *cptr);
}
} else {
- BUGMSG(D_NORMAL, "funny-shaped ARP packet. (%Xh, %Xh)\n",
- arp->ar_hln, arp->ar_pln);
+ arc_printk(D_NORMAL, dev, "funny-shaped ARP packet. (%Xh, %Xh)\n",
+ arp->ar_hln, arp->ar_pln);
dev->stats.rx_errors++;
dev->stats.rx_crc_errors++;
}
}
- BUGLVL(D_SKB) arcnet_dump_skb(dev, skb, "rx");
+ if (BUGLVL(D_SKB))
+ arcnet_dump_skb(dev, skb, "rx");
skb->protocol = type_trans(skb, dev);
netif_rx(skb);
* other way to be reliable.
*/
- BUGMSG(D_RX, "packet is split (splitflag=%d, seq=%d)\n",
- soft->split_flag, in->sequence);
+ arc_printk(D_RX, dev, "packet is split (splitflag=%d, seq=%d)\n",
+ soft->split_flag, in->sequence);
if (in->skb && in->sequence != soft->sequence) {
- BUGMSG(D_EXTRA, "wrong seq number (saddr=%d, expected=%d, seq=%d, splitflag=%d)\n",
- saddr, in->sequence, soft->sequence,
- soft->split_flag);
+ arc_printk(D_EXTRA, dev, "wrong seq number (saddr=%d, expected=%d, seq=%d, splitflag=%d)\n",
+ saddr, in->sequence, soft->sequence,
+ soft->split_flag);
dev_kfree_skb_irq(in->skb);
in->skb = NULL;
dev->stats.rx_errors++;
in->lastpacket = in->numpackets = 0;
}
if (soft->split_flag & 1) { /* first packet in split */
- BUGMSG(D_RX, "brand new splitpacket (splitflag=%d)\n",
- soft->split_flag);
+ arc_printk(D_RX, dev, "brand new splitpacket (splitflag=%d)\n",
+ soft->split_flag);
if (in->skb) { /* already assembling one! */
- BUGMSG(D_EXTRA, "aborting previous (seq=%d) assembly (splitflag=%d, seq=%d)\n",
- in->sequence, soft->split_flag,
- soft->sequence);
+ arc_printk(D_EXTRA, dev, "aborting previous (seq=%d) assembly (splitflag=%d, seq=%d)\n",
+ in->sequence, soft->split_flag,
+ soft->sequence);
dev->stats.rx_errors++;
dev->stats.rx_missed_errors++;
dev_kfree_skb_irq(in->skb);
in->lastpacket = 1;
if (in->numpackets > 16) {
- BUGMSG(D_EXTRA, "incoming packet more than 16 segments; dropping. (splitflag=%d)\n",
- soft->split_flag);
+ arc_printk(D_EXTRA, dev, "incoming packet more than 16 segments; dropping. (splitflag=%d)\n",
+ soft->split_flag);
lp->rfc1201.aborted_seq = soft->sequence;
dev->stats.rx_errors++;
dev->stats.rx_length_errors++;
}
in->skb = skb = alloc_skb(508 * in->numpackets + ARC_HDR_SIZE,
GFP_ATOMIC);
- if (skb == NULL) {
- BUGMSG(D_NORMAL, "(split) memory squeeze, dropping packet.\n");
+ if (!skb) {
+ arc_printk(D_NORMAL, dev, "(split) memory squeeze, dropping packet.\n");
lp->rfc1201.aborted_seq = soft->sequence;
dev->stats.rx_dropped++;
return;
*/
if (!in->skb) {
if (lp->rfc1201.aborted_seq != soft->sequence) {
- BUGMSG(D_EXTRA, "can't continue split without starting first! (splitflag=%d, seq=%d, aborted=%d)\n",
- soft->split_flag, soft->sequence,
- lp->rfc1201.aborted_seq);
+ arc_printk(D_EXTRA, dev, "can't continue split without starting first! (splitflag=%d, seq=%d, aborted=%d)\n",
+ soft->split_flag,
+ soft->sequence,
+ lp->rfc1201.aborted_seq);
dev->stats.rx_errors++;
dev->stats.rx_missed_errors++;
}
return;
}
in->lastpacket++;
- if (packetnum != in->lastpacket) { /* not the right flag! */
+ /* if not the right flag */
+ if (packetnum != in->lastpacket) {
/* harmless duplicate? ignore. */
if (packetnum <= in->lastpacket - 1) {
- BUGMSG(D_EXTRA, "duplicate splitpacket ignored! (splitflag=%d)\n",
- soft->split_flag);
+ arc_printk(D_EXTRA, dev, "duplicate splitpacket ignored! (splitflag=%d)\n",
+ soft->split_flag);
dev->stats.rx_errors++;
dev->stats.rx_frame_errors++;
return;
}
/* "bad" duplicate, kill reassembly */
- BUGMSG(D_EXTRA, "out-of-order splitpacket, reassembly (seq=%d) aborted (splitflag=%d, seq=%d)\n",
- in->sequence, soft->split_flag, soft->sequence);
+ arc_printk(D_EXTRA, dev, "out-of-order splitpacket, reassembly (seq=%d) aborted (splitflag=%d, seq=%d)\n",
+ in->sequence, soft->split_flag,
+ soft->sequence);
lp->rfc1201.aborted_seq = soft->sequence;
dev_kfree_skb_irq(in->skb);
in->skb = NULL;
in->skb = NULL;
in->lastpacket = in->numpackets = 0;
- BUGMSG(D_SKB_SIZE, "skb: received %d bytes from %02X (unsplit)\n",
- skb->len, pkt->hard.source);
- BUGMSG(D_SKB_SIZE, "skb: received %d bytes from %02X (split)\n",
- skb->len, pkt->hard.source);
- BUGLVL(D_SKB) arcnet_dump_skb(dev, skb, "rx");
+ arc_printk(D_SKB_SIZE, dev, "skb: received %d bytes from %02X (unsplit)\n",
+ skb->len, pkt->hard.source);
+ arc_printk(D_SKB_SIZE, dev, "skb: received %d bytes from %02X (split)\n",
+ skb->len, pkt->hard.source);
+ if (BUGLVL(D_SKB))
+ arcnet_dump_skb(dev, skb, "rx");
skb->protocol = type_trans(skb, dev);
netif_rx(skb);
soft->proto = ARC_P_ATALK;
break;
default:
- BUGMSG(D_NORMAL, "RFC1201: I don't understand protocol %d (%Xh)\n",
- type, type);
+ arc_printk(D_NORMAL, dev, "RFC1201: I don't understand protocol %d (%Xh)\n",
+ type, type);
dev->stats.tx_errors++;
dev->stats.tx_aborted_errors++;
return 0;
const int maxsegsize = XMTU - RFC1201_HDR_SIZE;
struct Outgoing *out;
- BUGMSG(D_DURING, "prepare_tx: txbufs=%d/%d/%d\n",
- lp->next_tx, lp->cur_tx, bufnum);
+ arc_printk(D_DURING, dev, "prepare_tx: txbufs=%d/%d/%d\n",
+ lp->next_tx, lp->cur_tx, bufnum);
- length -= ARC_HDR_SIZE; /* hard header is not included in packet length */
+ /* hard header is not included in packet length */
+ length -= ARC_HDR_SIZE;
pkt->soft.rfc1201.split_flag = 0;
/* need to do a split packet? */
out->numsegs = (out->dataleft + maxsegsize - 1) / maxsegsize;
out->segnum = 0;
- BUGMSG(D_DURING, "rfc1201 prep_tx: ready for %d-segment split (%d bytes, seq=%d)\n",
- out->numsegs, out->length,
- pkt->soft.rfc1201.sequence);
+ arc_printk(D_DURING, dev, "rfc1201 prep_tx: ready for %d-segment split (%d bytes, seq=%d)\n",
+ out->numsegs, out->length,
+ pkt->soft.rfc1201.sequence);
return 0; /* not done */
}
int maxsegsize = XMTU - RFC1201_HDR_SIZE;
int seglen;
- BUGMSG(D_DURING,
- "rfc1201 continue_tx: loading segment %d(+1) of %d (seq=%d)\n",
- out->segnum, out->numsegs, soft->sequence);
+ arc_printk(D_DURING, dev,
+ "rfc1201 continue_tx: loading segment %d(+1) of %d (seq=%d)\n",
+ out->segnum, out->numsegs, soft->sequence);
/* the "new" soft header comes right before the data chunk */
newsoft = (struct arc_rfc1201 *)
projects / firefly-linux-kernel-4.4.55.git / blobdiff