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arcnet: Use normal kernel spacing style 

Standardized spacing is easier to read.

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Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Michael Grzeschik <m.grzeschik@pengutronix.de>
This commit is contained in:
Joe Perches 2015-05-05 10:05:47 -07:00 committed by Michael Grzeschik
parent 37587fadff
commit cb334648a1
13 changed files with 385 additions and 385 deletions
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10
drivers/net/arcnet/arc-rawmode.c
View File

@ -1,6 +1,6 @@
/*
* Linux ARCnet driver - "raw mode" packet encapsulation (no soft headers)
*
*
* Written 1994-1999 by Avery Pennarun.
* Derived from skeleton.c by Donald Becker.
*
@ -109,7 +109,7 @@ static void rx(struct net_device *dev, int bufnum,
skb_put(skb, length + ARC_HDR_SIZE);
skb->dev = dev;
pkt = (struct archdr *) skb->data;
pkt = (struct archdr *)skb->data;
skb_reset_mac_header(skb);
skb_pull(skb, ARC_HDR_SIZE);
@ -136,7 +136,7 @@ static int build_header(struct sk_buff *skb, struct net_device *dev,
unsigned short type, uint8_t daddr)
{
int hdr_size = ARC_HDR_SIZE;
struct archdr *pkt = (struct archdr *) skb_push(skb, hdr_size);
struct archdr *pkt = (struct archdr *)skb_push(skb, hdr_size);
/*
* Set the source hardware address.
@ -150,7 +150,7 @@ static int build_header(struct sk_buff *skb, struct net_device *dev,
/* see linux/net/ethernet/eth.c to see where I got the following */
if (dev->flags & (IFF_LOOPBACK | IFF_NOARP)) {
/*
/*
* FIXME: fill in the last byte of the dest ipaddr here to better
* comply with RFC1051 in "noarp" mode.
*/
@ -192,7 +192,7 @@ static int prepare_tx(struct net_device *dev, struct archdr *pkt, int length,
hard->offset[0] = ofs = 256 - length;
BUGMSG(D_DURING, "prepare_tx: length=%d ofs=%d\n",
length,ofs);
length, ofs);
lp->hw.copy_to_card(dev, bufnum, 0, hard, ARC_HDR_SIZE);
lp->hw.copy_to_card(dev, bufnum, ofs, &pkt->soft, length);

30
drivers/net/arcnet/arc-rimi.c
View File

@ -1,6 +1,6 @@
/*
* Linux ARCnet driver - "RIM I" (entirely mem-mapped) cards
*
*
* Written 1994-1999 by Avery Pennarun.
* Written 1999-2000 by Martin Mares <mj@ucw.cz>.
* Derived from skeleton.c by Donald Becker.
@ -56,27 +56,27 @@ static void arcrimi_copy_from_card(struct net_device *dev, int bufnum, int offse
/* Handy defines for ARCnet specific stuff */
/* Amount of I/O memory used by the card */
#define BUFFER_SIZE (512)
#define MIRROR_SIZE (BUFFER_SIZE*4)
#define BUFFER_SIZE (512)
#define MIRROR_SIZE (BUFFER_SIZE * 4)
/* COM 9026 controller chip --> ARCnet register addresses */
#define _INTMASK (ioaddr+0) /* writable */
#define _STATUS (ioaddr+0) /* readable */
#define _COMMAND (ioaddr+1) /* writable, returns random vals on read (?) */
#define _RESET (ioaddr+8) /* software reset (on read) */
#define _MEMDATA (ioaddr+12) /* Data port for IO-mapped memory */
#define _ADDR_HI (ioaddr+15) /* Control registers for said */
#define _ADDR_LO (ioaddr+14)
#define _CONFIG (ioaddr+2) /* Configuration register */
#define _INTMASK (ioaddr + 0) /* writable */
#define _STATUS (ioaddr + 0) /* readable */
#define _COMMAND (ioaddr + 1) /* writable, returns random vals on read (?) */
#define _RESET (ioaddr + 8) /* software reset (on read) */
#define _MEMDATA (ioaddr + 12) /* Data port for IO-mapped memory */
#define _ADDR_HI (ioaddr + 15) /* Control registers for said */
#define _ADDR_LO (ioaddr + 14)
#define _CONFIG (ioaddr + 2) /* Configuration register */
#undef ASTATUS
#undef ACOMMAND
#undef AINTMASK
#define ASTATUS() readb(_STATUS)
#define ACOMMAND(cmd) writeb((cmd),_COMMAND)
#define AINTMASK(msk) writeb((msk),_INTMASK)
#define SETCONF() writeb(lp->config,_CONFIG)
#define ACOMMAND(cmd) writeb((cmd), _COMMAND)
#define AINTMASK(msk) writeb((msk), _INTMASK)
#define SETCONF() writeb(lp->config, _CONFIG)
/*
@ -90,7 +90,7 @@ static int __init arcrimi_probe(struct net_device *dev)
BUGLVL(D_NORMAL) printk("E-mail me if you actually test the RIM I driver, please!\n");
BUGLVL(D_NORMAL) printk("Given: node %02Xh, shmem %lXh, irq %d\n",
dev->dev_addr[0], dev->mem_start, dev->irq);
dev->dev_addr[0], dev->mem_start, dev->irq);
if (dev->mem_start <= 0 || dev->irq <= 0) {
BUGLVL(D_NORMAL) printk("No autoprobe for RIM I; you "

168
drivers/net/arcnet/arcnet.c
View File

@ -1,6 +1,6 @@
/*
* Linux ARCnet driver - device-independent routines
*
*
* Written 1997 by David Woodhouse.
* Written 1994-1999 by Avery Pennarun.
* Written 1999-2000 by Martin Mares <mj@ucw.cz>.
@ -20,12 +20,12 @@
* modified by SRC, incorporated herein by reference.
*
* **********************
*
*
* The change log is now in a file called ChangeLog in this directory.
*
* Sources:
* - Crynwr arcnet.com/arcether.com packet drivers.
* - arcnet.c v0.00 dated 1/1/94 and apparently by
* - arcnet.c v0.00 dated 1/1/94 and apparently by
* Donald Becker - it didn't work :)
* - skeleton.c v0.05 dated 11/16/93 by Donald Becker
* (from Linux Kernel 1.1.45)
@ -69,8 +69,8 @@ static void arcnet_rx(struct net_device *dev, int bufnum);
* arc_proto_default instead. It also must not be NULL; if you would like
* to set it to NULL, set it to &arc_proto_null instead.
*/
struct ArcProto *arc_proto_map[256], *arc_proto_default,
*arc_bcast_proto, *arc_raw_proto;
struct ArcProto *arc_proto_map[256], *arc_proto_default,
*arc_bcast_proto, *arc_raw_proto;
static struct ArcProto arc_proto_null =
{
@ -136,8 +136,8 @@ static int __init arcnet_init(void)
BUGLVL(D_DURING)
printk("arcnet: struct sizes: %Zd %Zd %Zd %Zd %Zd\n",
sizeof(struct arc_hardware), sizeof(struct arc_rfc1201),
sizeof(struct arc_rfc1051), sizeof(struct arc_eth_encap),
sizeof(struct arc_hardware), sizeof(struct arc_rfc1201),
sizeof(struct arc_rfc1051), sizeof(struct arc_eth_encap),
sizeof(struct archdr));
return 0;
@ -184,11 +184,11 @@ static void arcnet_dump_packet(struct net_device *dev, int bufnum,
/* hw.copy_from_card expects IRQ context so take the IRQ lock
to keep it single threaded */
if(take_arcnet_lock)
if (take_arcnet_lock)
spin_lock_irqsave(&lp->lock, flags);
lp->hw.copy_from_card(dev, bufnum, 0, buf, 512);
if(take_arcnet_lock)
if (take_arcnet_lock)
spin_unlock_irqrestore(&lp->lock, flags);
/* if the offset[0] byte is nonzero, this is a 256-byte packet */
@ -202,7 +202,7 @@ static void arcnet_dump_packet(struct net_device *dev, int bufnum,
#else
#define arcnet_dump_packet(dev, bufnum, desc,take_arcnet_lock) do { } while (0)
#define arcnet_dump_packet(dev, bufnum, desc, take_arcnet_lock) do { } while (0)
#endif
@ -233,7 +233,7 @@ void arcnet_unregister_proto(struct ArcProto *proto)
/*
* Add a buffer to the queue. Only the interrupt handler is allowed to do
* this, unless interrupts are disabled.
*
*
* Note: we don't check for a full queue, since there aren't enough buffers
* to more than fill it.
*/
@ -248,7 +248,7 @@ static void release_arcbuf(struct net_device *dev, int bufnum)
BUGLVL(D_DURING) {
BUGMSG(D_DURING, "release_arcbuf: freed #%d; buffer queue is now: ",
bufnum);
for (i = lp->next_buf; i != lp->first_free_buf; i = (i+1) % 5)
for (i = lp->next_buf; i != lp->first_free_buf; i = (i + 1) % 5)
BUGMSG2(D_DURING, "#%d ", lp->buf_queue[i]);
BUGMSG2(D_DURING, "\n");
}
@ -284,7 +284,7 @@ static int get_arcbuf(struct net_device *dev)
BUGLVL(D_DURING) {
BUGMSG(D_DURING, "get_arcbuf: got #%d; buffer queue is now: ", buf);
for (i = lp->next_buf; i != lp->first_free_buf; i = (i+1) % 5)
for (i = lp->next_buf; i != lp->first_free_buf; i = (i + 1) % 5)
BUGMSG2(D_DURING, "#%d ", lp->buf_queue[i]);
BUGMSG2(D_DURING, "\n");
}
@ -346,7 +346,7 @@ struct net_device *alloc_arcdev(const char *name)
dev = alloc_netdev(sizeof(struct arcnet_local),
name && *name ? name : "arc%d", NET_NAME_UNKNOWN,
arcdev_setup);
if(dev) {
if (dev) {
struct arcnet_local *lp = netdev_priv(dev);
spin_lock_init(&lp->lock);
}
@ -367,7 +367,7 @@ int arcnet_open(struct net_device *dev)
struct arcnet_local *lp = netdev_priv(dev);
int count, newmtu, error;
BUGMSG(D_INIT,"opened.");
BUGMSG(D_INIT, "opened.");
if (!try_module_get(lp->hw.owner))
return -ENODEV;
@ -431,24 +431,24 @@ int arcnet_open(struct net_device *dev)
BUGMSG(D_NORMAL, "WARNING! Station address FF may confuse "
"DOS networking programs!\n");
BUGMSG(D_DEBUG, "%s: %d: %s\n",__FILE__,__LINE__,__func__);
BUGMSG(D_DEBUG, "%s: %d: %s\n", __FILE__, __LINE__, __func__);
if (ASTATUS() & RESETflag) {
BUGMSG(D_DEBUG, "%s: %d: %s\n",__FILE__,__LINE__,__func__);
BUGMSG(D_DEBUG, "%s: %d: %s\n", __FILE__, __LINE__, __func__);
ACOMMAND(CFLAGScmd | RESETclear);
}
BUGMSG(D_DEBUG, "%s: %d: %s\n",__FILE__,__LINE__,__func__);
BUGMSG(D_DEBUG, "%s: %d: %s\n", __FILE__, __LINE__, __func__);
/* make sure we're ready to receive IRQ's. */
AINTMASK(0);
udelay(1); /* give it time to set the mask before
* we reset it again. (may not even be
* necessary)
*/
BUGMSG(D_DEBUG, "%s: %d: %s\n",__FILE__,__LINE__,__func__);
BUGMSG(D_DEBUG, "%s: %d: %s\n", __FILE__, __LINE__, __func__);
lp->intmask = NORXflag | RECONflag;
AINTMASK(lp->intmask);
BUGMSG(D_DEBUG, "%s: %d: %s\n",__FILE__,__LINE__,__func__);
BUGMSG(D_DEBUG, "%s: %d: %s\n", __FILE__, __LINE__, __func__);
netif_start_queue(dev);
@ -489,29 +489,29 @@ static int arcnet_header(struct sk_buff *skb, struct net_device *dev,
struct ArcProto *proto;
BUGMSG(D_DURING,
"create header from %d to %d; protocol %d (%Xh); size %u.\n",
saddr ? *(uint8_t *) saddr : -1,
daddr ? *(uint8_t *) daddr : -1,
"create header from %d to %d; protocol %d (%Xh); size %u.\n",
saddr ? *(uint8_t *)saddr : -1,
daddr ? *(uint8_t *)daddr : -1,
type, type, len);
if (skb->len!=0 && len != skb->len)
if (skb->len != 0 && len != skb->len)
BUGMSG(D_NORMAL, "arcnet_header: Yikes! skb->len(%d) != len(%d)!\n",
skb->len, len);
/* Type is host order - ? */
if(type == ETH_P_ARCNET) {
proto = arc_raw_proto;
BUGMSG(D_DEBUG, "arc_raw_proto used. proto='%c'\n",proto->suffix);
_daddr = daddr ? *(uint8_t *) daddr : 0;
}
/* Type is host order - ? */
if (type == ETH_P_ARCNET) {
proto = arc_raw_proto;
BUGMSG(D_DEBUG, "arc_raw_proto used. proto='%c'\n", proto->suffix);
_daddr = daddr ? *(uint8_t *)daddr : 0;
}
else if (!daddr) {
/*
* if the dest addr isn't provided, we can't choose an encapsulation!
* Store the packet type (eg. ETH_P_IP) for now, and we'll push on a
* real header when we do rebuild_header.
*/
*(uint16_t *) skb_push(skb, 2) = type;
*(uint16_t *)skb_push(skb, 2) = type;
/*
* XXX: Why not use skb->mac_len?
*/
@ -522,7 +522,7 @@ static int arcnet_header(struct sk_buff *skb, struct net_device *dev,
}
else {
/* otherwise, we can just add the header as usual. */
_daddr = *(uint8_t *) daddr;
_daddr = *(uint8_t *)daddr;
proto_num = lp->default_proto[_daddr];
proto = arc_proto_map[proto_num];
BUGMSG(D_DURING, "building header for %02Xh using protocol '%c'\n",
@ -538,7 +538,7 @@ static int arcnet_header(struct sk_buff *skb, struct net_device *dev,
/* Called by the kernel in order to transmit a packet. */
netdev_tx_t arcnet_send_packet(struct sk_buff *skb,
struct net_device *dev)
struct net_device *dev)
{
struct arcnet_local *lp = netdev_priv(dev);
struct archdr *pkt;
@ -550,14 +550,14 @@ netdev_tx_t arcnet_send_packet(struct sk_buff *skb,
BUGMSG(D_DURING,
"transmit requested (status=%Xh, txbufs=%d/%d, len=%d, protocol %x)\n",
ASTATUS(), lp->cur_tx, lp->next_tx, skb->len,skb->protocol);
ASTATUS(), lp->cur_tx, lp->next_tx, skb->len, skb->protocol);
pkt = (struct archdr *) skb->data;
pkt = (struct archdr *)skb->data;
soft = &pkt->soft.rfc1201;
proto = arc_proto_map[soft->proto];
BUGMSG(D_SKB_SIZE, "skb: transmitting %d bytes to %02X\n",
skb->len, pkt->hard.dest);
skb->len, pkt->hard.dest);
BUGLVL(D_SKB) arcnet_dump_skb(dev, skb, "tx");
/* fits in one packet? */
@ -572,7 +572,7 @@ netdev_tx_t arcnet_send_packet(struct sk_buff *skb,
spin_lock_irqsave(&lp->lock, flags);
AINTMASK(0);
if(lp->next_tx == -1)
if (lp->next_tx == -1)
txbuf = get_arcbuf(dev);
else {
txbuf = -1;
@ -594,9 +594,9 @@ netdev_tx_t arcnet_send_packet(struct sk_buff *skb,
if (proto->continue_tx &&
proto->continue_tx(dev, txbuf)) {
BUGMSG(D_NORMAL,
"bug! continue_tx finished the first time! "
"(proto='%c')\n", proto->suffix);
BUGMSG(D_NORMAL,
"bug! continue_tx finished the first time! "
"(proto='%c')\n", proto->suffix);
}
}
retval = NETDEV_TX_OK;
@ -606,14 +606,14 @@ netdev_tx_t arcnet_send_packet(struct sk_buff *skb,
freeskb = 0;
}
BUGMSG(D_DEBUG, "%s: %d: %s, status: %x\n",__FILE__,__LINE__,__func__,ASTATUS());
BUGMSG(D_DEBUG, "%s: %d: %s, status: %x\n", __FILE__, __LINE__, __func__, ASTATUS());
/* make sure we didn't ignore a TX IRQ while we were in here */
AINTMASK(0);
BUGMSG(D_DEBUG, "%s: %d: %s\n",__FILE__,__LINE__,__func__);
lp->intmask |= TXFREEflag|EXCNAKflag;
BUGMSG(D_DEBUG, "%s: %d: %s\n", __FILE__, __LINE__, __func__);
lp->intmask |= TXFREEflag | EXCNAKflag;
AINTMASK(lp->intmask);
BUGMSG(D_DEBUG, "%s: %d: %s, status: %x\n",__FILE__,__LINE__,__func__,ASTATUS());
BUGMSG(D_DEBUG, "%s: %d: %s, status: %x\n", __FILE__, __LINE__, __func__, ASTATUS());
spin_unlock_irqrestore(&lp->lock, flags);
if (freeskb) {
@ -649,7 +649,7 @@ static int go_tx(struct net_device *dev)
lp->lasttrans_dest = lp->lastload_dest;
lp->lastload_dest = 0;
lp->excnak_pending = 0;
lp->intmask |= TXFREEflag|EXCNAKflag;
lp->intmask |= TXFREEflag | EXCNAKflag;
return 1;
}
@ -676,12 +676,12 @@ void arcnet_timeout(struct net_device *dev)
/* make sure we didn't miss a TX or a EXC NAK IRQ */
AINTMASK(0);
lp->intmask |= TXFREEflag|EXCNAKflag;
lp->intmask |= TXFREEflag | EXCNAKflag;
AINTMASK(lp->intmask);
spin_unlock_irqrestore(&lp->lock, flags);
if (time_after(jiffies, lp->last_timeout + 10*HZ)) {
if (time_after(jiffies, lp->last_timeout + 10 * HZ)) {
BUGMSG(D_EXTRA, "tx timed out%s (status=%Xh, intmask=%Xh, dest=%02Xh)\n",
msg, status, lp->intmask, lp->lasttrans_dest);
lp->last_timeout = jiffies;
@ -710,7 +710,7 @@ irqreturn_t arcnet_interrupt(int irq, void *dev_id)
lp = netdev_priv(dev);
BUG_ON(!lp);
spin_lock(&lp->lock);
/*
@ -731,16 +731,16 @@ irqreturn_t arcnet_interrupt(int irq, void *dev_id)
boguscount = 5;
do {
status = ASTATUS();
diagstatus = (status >> 8) & 0xFF;
diagstatus = (status >> 8) & 0xFF;
BUGMSG(D_DEBUG, "%s: %d: %s: status=%x\n",
__FILE__,__LINE__,__func__,status);
__FILE__, __LINE__, __func__, status);
didsomething = 0;
/*
* RESET flag was enabled - card is resetting and if RX is
* disabled, it's NOT because we just got a packet.
*
*
* The card is in an undefined state. Clear it out and start over.
*/
if (status & RESETflag) {
@ -751,14 +751,14 @@ irqreturn_t arcnet_interrupt(int irq, void *dev_id)
/* get out of the interrupt handler! */
break;
}
/*
/*
* RX is inhibited - we must have received something. Prepare to
* receive into the next buffer.
*
*
* We don't actually copy the received packet from the card until
* after the transmit handler runs (and possibly launches the next
* tx); this should improve latency slightly if we get both types
* of interrupts at once.
* of interrupts at once.
*/
recbuf = -1;
if (status & lp->intmask & NORXflag) {
@ -775,27 +775,27 @@ irqreturn_t arcnet_interrupt(int irq, void *dev_id)
didsomething++;
}
if((diagstatus & EXCNAKflag)) {
if ((diagstatus & EXCNAKflag)) {
BUGMSG(D_DURING, "EXCNAK IRQ (diagstat=%Xh)\n",
diagstatus);
ACOMMAND(NOTXcmd); /* disable transmit */
lp->excnak_pending = 1;
ACOMMAND(NOTXcmd); /* disable transmit */
lp->excnak_pending = 1;
ACOMMAND(EXCNAKclear);
ACOMMAND(EXCNAKclear);
lp->intmask &= ~(EXCNAKflag);
didsomething++;
}
didsomething++;
}
/* a transmit finished, and we're interested in it. */
if ((status & lp->intmask & TXFREEflag) || lp->timed_out) {
lp->intmask &= ~(TXFREEflag|EXCNAKflag);
lp->intmask &= ~(TXFREEflag | EXCNAKflag);
BUGMSG(D_DURING, "TX IRQ (stat=%Xh)\n", status);
if (lp->cur_tx != -1 && !lp->timed_out) {
if(!(status & TXACKflag)) {
if (!(status & TXACKflag)) {
if (lp->lasttrans_dest != 0) {
BUGMSG(D_EXTRA,
"transmit was not acknowledged! "
@ -813,16 +813,16 @@ irqreturn_t arcnet_interrupt(int irq, void *dev_id)
if (lp->outgoing.proto &&
lp->outgoing.proto->ack_tx) {
int ackstatus;
if(status & TXACKflag)
ackstatus=2;
else if(lp->excnak_pending)
ackstatus=1;
else
ackstatus=0;
int ackstatus;
if (status & TXACKflag)
ackstatus = 2;
else if (lp->excnak_pending)
ackstatus = 1;
else
ackstatus = 0;
lp->outgoing.proto
->ack_tx(dev, ackstatus);
lp->outgoing.proto
->ack_tx(dev, ackstatus);
}
}
if (lp->cur_tx != -1)
@ -842,11 +842,11 @@ irqreturn_t arcnet_interrupt(int irq, void *dev_id)
if (lp->outgoing.proto->continue_tx(dev, txbuf)) {
/* that was the last segment */
dev->stats.tx_bytes += lp->outgoing.skb->len;
if(!lp->outgoing.proto->ack_tx)
{
dev_kfree_skb_irq(lp->outgoing.skb);
lp->outgoing.proto = NULL;
}
if (!lp->outgoing.proto->ack_tx)
{
dev_kfree_skb_irq(lp->outgoing.skb);
lp->outgoing.proto = NULL;
}
}
lp->next_tx = txbuf;
}
@ -871,8 +871,8 @@ irqreturn_t arcnet_interrupt(int irq, void *dev_id)
BUGMSG(D_RECON, "Network reconfiguration detected (status=%Xh)\n",
status);
/* MYRECON bit is at bit 7 of diagstatus */
if(diagstatus & 0x80)
BUGMSG(D_RECON,"Put out that recon myself\n");
if (diagstatus & 0x80)
BUGMSG(D_RECON, "Put out that recon myself\n");
/* is the RECON info empty or old? */
if (!lp->first_recon || !lp->last_recon ||
@ -889,7 +889,7 @@ irqreturn_t arcnet_interrupt(int irq, void *dev_id)
BUGMSG(D_DURING, "recon: counter=%d, time=%lds, net=%d\n",
lp->num_recons,
(lp->last_recon - lp->first_recon) / HZ,
(lp->last_recon - lp->first_recon) / HZ,
lp->network_down);
/* if network is marked up;
@ -911,7 +911,7 @@ irqreturn_t arcnet_interrupt(int irq, void *dev_id)
}
}
} else if (lp->network_down &&
time_after(jiffies, lp->last_recon + HZ * 10)) {
time_after(jiffies, lp->last_recon + HZ * 10)) {
if (lp->network_down)
BUGMSG(D_NORMAL, "cabling restored?\n");
lp->first_recon = lp->last_recon = 0;
@ -920,7 +920,7 @@ irqreturn_t arcnet_interrupt(int irq, void *dev_id)
BUGMSG(D_DURING, "not recon: clearing counters anyway.\n");
}
if(didsomething) {
if (didsomething) {
retval |= IRQ_HANDLED;
}
}
@ -934,7 +934,7 @@ irqreturn_t arcnet_interrupt(int irq, void *dev_id)
AINTMASK(0);
udelay(1);
AINTMASK(lp->intmask);
spin_unlock(&lp->lock);
return retval;
}
@ -1007,7 +1007,7 @@ static void null_rx(struct net_device *dev, int bufnum,
struct archdr *pkthdr, int length)
{
BUGMSG(D_PROTO,
"rx: don't know how to deal with proto %02Xh from host %02Xh.\n",
"rx: don't know how to deal with proto %02Xh from host %02Xh.\n",
pkthdr->soft.rfc1201.proto, pkthdr->hard.source);
}

36
drivers/net/arcnet/capmode.c
View File

@ -71,12 +71,12 @@ static void rx(struct net_device *dev, int bufnum,
/* use these variables to be sure we count in bytes, not in
sizeof(struct archdr) */
pktbuf=(char*)pkt;
pkthdrbuf=(char*)pkthdr;
memcpy(pktbuf, pkthdrbuf, ARC_HDR_SIZE+sizeof(pkt->soft.cap.proto));
memcpy(pktbuf+ARC_HDR_SIZE+sizeof(pkt->soft.cap.proto)+sizeof(int),
pkthdrbuf+ARC_HDR_SIZE+sizeof(pkt->soft.cap.proto),
sizeof(struct archdr)-ARC_HDR_SIZE-sizeof(pkt->soft.cap.proto));
pktbuf = (char *)pkt;
pkthdrbuf = (char *)pkthdr;
memcpy(pktbuf, pkthdrbuf, ARC_HDR_SIZE + sizeof(pkt->soft.cap.proto));
memcpy(pktbuf + ARC_HDR_SIZE + sizeof(pkt->soft.cap.proto) + sizeof(int),
pkthdrbuf + ARC_HDR_SIZE + sizeof(pkt->soft.cap.proto),
sizeof(struct archdr) - ARC_HDR_SIZE - sizeof(pkt->soft.cap.proto));
if (length > sizeof(pkt->soft))
lp->hw.copy_from_card(dev, bufnum, ofs + sizeof(pkt->soft),
@ -101,10 +101,10 @@ static int build_header(struct sk_buff *skb,
uint8_t daddr)
{
int hdr_size = ARC_HDR_SIZE;
struct archdr *pkt = (struct archdr *) skb_push(skb, hdr_size);
struct archdr *pkt = (struct archdr *)skb_push(skb, hdr_size);
BUGMSG(D_PROTO, "Preparing header for cap packet %x.\n",
*((int*)&pkt->soft.cap.cookie[0]));
*((int *)&pkt->soft.cap.cookie[0]));
/*
* Set the source hardware address.
*
@ -148,7 +148,7 @@ static int prepare_tx(struct net_device *dev, struct archdr *pkt, int length,
lp->next_tx, lp->cur_tx, bufnum);
BUGMSG(D_PROTO, "Sending for cap packet %x.\n",
*((int*)&pkt->soft.cap.cookie[0]));
*((int *)&pkt->soft.cap.cookie[0]));
if (length > XMTU) {
/* should never happen! other people already check for this. */
@ -166,7 +166,7 @@ static int prepare_tx(struct net_device *dev, struct archdr *pkt, int length,
hard->offset[0] = ofs = 256 - length;
BUGMSG(D_DURING, "prepare_tx: length=%d ofs=%d\n",
length,ofs);
length, ofs);
/* Copy the arcnet-header + the protocol byte down: */
lp->hw.copy_to_card(dev, bufnum, 0, hard, ARC_HDR_SIZE);
@ -175,8 +175,8 @@ static int prepare_tx(struct net_device *dev, struct archdr *pkt, int length,
/* Skip the extra integer we have written into it as a cookie
but write the rest of the message: */
lp->hw.copy_to_card(dev, bufnum, ofs+1,
((unsigned char*)&pkt->soft.cap.mes),length-1);
lp->hw.copy_to_card(dev, bufnum, ofs + 1,
((unsigned char *)&pkt->soft.cap.mes), length - 1);
lp->lastload_dest = hard->dest;
@ -188,21 +188,21 @@ static int ack_tx(struct net_device *dev, int acked)
struct arcnet_local *lp = netdev_priv(dev);
struct sk_buff *ackskb;
struct archdr *ackpkt;
int length=sizeof(struct arc_cap);
int length = sizeof(struct arc_cap);
BUGMSG(D_DURING, "capmode: ack_tx: protocol: %x: result: %d\n",
lp->outgoing.skb->protocol, acked);
lp->outgoing.skb->protocol, acked);
BUGLVL(D_SKB) arcnet_dump_skb(dev, lp->outgoing.skb, "ack_tx");
/* Now alloc a skb to send back up through the layers: */
ackskb = alloc_skb(length + ARC_HDR_SIZE , GFP_ATOMIC);
ackskb = alloc_skb(length + ARC_HDR_SIZE, GFP_ATOMIC);
if (ackskb == NULL) {
BUGMSG(D_NORMAL, "Memory squeeze, can't acknowledge.\n");
goto free_outskb;
}
skb_put(ackskb, length + ARC_HDR_SIZE );
skb_put(ackskb, length + ARC_HDR_SIZE);
ackskb->dev = dev;
skb_reset_mac_header(ackskb);
@ -212,10 +212,10 @@ static int ack_tx(struct net_device *dev, int acked)
skb_copy_from_linear_data(lp->outgoing.skb, ackpkt,
ARC_HDR_SIZE + sizeof(struct arc_cap));
ackpkt->soft.cap.proto = 0; /* using protocol 0 for acknowledge */
ackpkt->soft.cap.mes.ack=acked;
ackpkt->soft.cap.mes.ack = acked;
BUGMSG(D_PROTO, "Ackknowledge for cap packet %x.\n",
*((int*)&ackpkt->soft.cap.cookie[0]));
*((int *)&ackpkt->soft.cap.cookie[0]));
ackskb->protocol = cpu_to_be16(ETH_P_ARCNET);

2
drivers/net/arcnet/com20020-isa.c
View File

@ -1,6 +1,6 @@
/*
* Linux ARCnet driver - COM20020 chipset support
*
*
* Written 1997 by David Woodhouse.
* Written 1994-1999 by Avery Pennarun.
* Written 1999-2000 by Martin Mares <mj@ucw.cz>.

2
drivers/net/arcnet/com20020-pci.c
View File

@ -1,7 +1,7 @@
/*
* Linux ARCnet driver - COM20020 PCI support
* Contemporary Controls PCI20 and SOHARD SH-ARC PCI
*
*
* Written 1994-1999 by Avery Pennarun,
* based on an ISA version by David Woodhouse.
* Written 1999-2000 by Martin Mares <mj@ucw.cz>.

38
drivers/net/arcnet/com20020.c
View File

@ -1,6 +1,6 @@
/*
* Linux ARCnet driver - COM20020 chipset support
*
*
* Written 1997 by David Woodhouse.
* Written 1994-1999 by Avery Pennarun.
* Written 1999 by Martin Mares <mj@ucw.cz>.
@ -108,7 +108,7 @@ int com20020_check(struct net_device *dev)
{
SET_SUBADR(SUB_SETUP2);
outb(lp->setup2, _XREG);
/* must now write the magic "restart operation" command */
mdelay(1);
outb(0x18, _COMMAND);
@ -117,7 +117,7 @@ int com20020_check(struct net_device *dev)
lp->config = 0x21 | (lp->timeout << 3) | (lp->backplane << 2);
/* set node ID to 0x42 (but transmitter is disabled, so it's okay) */
SETCONF;
outb(0x42, ioaddr + BUS_ALIGN*7);
outb(0x42, ioaddr + BUS_ALIGN * 7);
status = ASTATUS();
@ -129,7 +129,7 @@ int com20020_check(struct net_device *dev)
/* Enable TX */
outb(0x39, _CONFIG);
outb(inb(ioaddr + BUS_ALIGN*8), ioaddr + BUS_ALIGN*7);
outb(inb(ioaddr + BUS_ALIGN * 8), ioaddr + BUS_ALIGN * 7);
ACOMMAND(CFLAGScmd | RESETclear | CONFIGclear);
@ -193,7 +193,7 @@ int com20020_found(struct net_device *dev, int shared)
lp->hw.close = com20020_close;
if (!dev->dev_addr[0])
dev->dev_addr[0] = inb(ioaddr + BUS_ALIGN*8); /* FIXME: do this some other way! */
dev->dev_addr[0] = inb(ioaddr + BUS_ALIGN * 8); /* FIXME: do this some other way! */
SET_SUBADR(SUB_SETUP1);
outb(lp->setup, _XREG);
@ -202,7 +202,7 @@ int com20020_found(struct net_device *dev, int shared)
{
SET_SUBADR(SUB_SETUP2);
outb(lp->setup2, _XREG);
/* must now write the magic "restart operation" command */
mdelay(1);
outb(0x18, _COMMAND);
@ -232,7 +232,7 @@ int com20020_found(struct net_device *dev, int shared)
BUGMSG(D_NORMAL, "Using extended timeout value of %d.\n", lp->timeout);
BUGMSG(D_NORMAL, "Using CKP %d - data rate %s.\n",
lp->setup >> 1,
lp->setup >> 1,
clockrates[3 - ((lp->setup2 & 0xF0) >> 4) + ((lp->setup & 0x0F) >> 1)]);
if (register_netdev(dev)) {
@ -243,9 +243,9 @@ int com20020_found(struct net_device *dev, int shared)
}
/*
/*
* Do a hardware reset on the card, and set up necessary registers.
*
*
* This should be called as little as possible, because it disrupts the
* token on the network (causes a RECON) and requires a significant delay.
*
@ -258,15 +258,15 @@ static int com20020_reset(struct net_device *dev, int really_reset)
u_char inbyte;
BUGMSG(D_DEBUG, "%s: %d: %s: dev: %p, lp: %p, dev->name: %s\n",
__FILE__,__LINE__,__func__,dev,lp,dev->name);
__FILE__, __LINE__, __func__, dev, lp, dev->name);
BUGMSG(D_INIT, "Resetting %s (status=%02Xh)\n",
dev->name, ASTATUS());
BUGMSG(D_DEBUG, "%s: %d: %s\n",__FILE__,__LINE__,__func__);
BUGMSG(D_DEBUG, "%s: %d: %s\n", __FILE__, __LINE__, __func__);
lp->config = TXENcfg | (lp->timeout << 3) | (lp->backplane << 2);
/* power-up defaults */
SETCONF;
BUGMSG(D_DEBUG, "%s: %d: %s\n",__FILE__,__LINE__,__func__);
BUGMSG(D_DEBUG, "%s: %d: %s\n", __FILE__, __LINE__, __func__);
if (really_reset) {
/* reset the card */
@ -274,22 +274,22 @@ static int com20020_reset(struct net_device *dev, int really_reset)
mdelay(RESETtime * 2); /* COM20020 seems to be slower sometimes */
}
/* clear flags & end reset */
BUGMSG(D_DEBUG, "%s: %d: %s\n",__FILE__,__LINE__,__func__);
BUGMSG(D_DEBUG, "%s: %d: %s\n", __FILE__, __LINE__, __func__);
ACOMMAND(CFLAGScmd | RESETclear | CONFIGclear);
/* verify that the ARCnet signature byte is present */
BUGMSG(D_DEBUG, "%s: %d: %s\n",__FILE__,__LINE__,__func__);
BUGMSG(D_DEBUG, "%s: %d: %s\n", __FILE__, __LINE__, __func__);
com20020_copy_from_card(dev, 0, 0, &inbyte, 1);
BUGMSG(D_DEBUG, "%s: %d: %s\n",__FILE__,__LINE__,__func__);
BUGMSG(D_DEBUG, "%s: %d: %s\n", __FILE__, __LINE__, __func__);
if (inbyte != TESTvalue) {
BUGMSG(D_DEBUG, "%s: %d: %s\n",__FILE__,__LINE__,__func__);
BUGMSG(D_DEBUG, "%s: %d: %s\n", __FILE__, __LINE__, __func__);
BUGMSG(D_NORMAL, "reset failed: TESTvalue not present.\n");
return 1;
}
/* enable extended (512-byte) packets */
ACOMMAND(CONFIGcmd | EXTconf);
BUGMSG(D_DEBUG, "%s: %d: %s\n",__FILE__,__LINE__,__func__);
BUGMSG(D_DEBUG, "%s: %d: %s\n", __FILE__, __LINE__, __func__);
/* done! return success. */
return 0;
@ -299,7 +299,7 @@ static int com20020_reset(struct net_device *dev, int really_reset)
static void com20020_setmask(struct net_device *dev, int mask)
{
u_int ioaddr = dev->base_addr;
BUGMSG(D_DURING, "Setting mask to %x at %x\n",mask,ioaddr);
BUGMSG(D_DURING, "Setting mask to %x at %x\n", mask, ioaddr);
AINTMASK(mask);
}
@ -315,7 +315,7 @@ static int com20020_status(struct net_device *dev)
{
u_int ioaddr = dev->base_addr;
return ASTATUS() + (ADIAGSTATUS()<<8);
return ASTATUS() + (ADIAGSTATUS() << 8);
}
static void com20020_close(struct net_device *dev)

292
drivers/net/arcnet/com20020_cs.c
View File

@ -1,6 +1,6 @@
/*
* Linux ARCnet driver - COM20020 PCMCIA support
*
*
* Written 1994-1999 by Avery Pennarun,
* based on an ISA version by David Woodhouse.
* Derived from ibmtr_cs.c by Steve Kipisz (pcmcia-cs 3.1.4)
@ -19,14 +19,14 @@
* Director, National Security Agency. This software may only be used
* and distributed according to the terms of the GNU General Public License as
* modified by SRC, incorporated herein by reference.
*
*
* **********************
* Changes:
* Arnaldo Carvalho de Melo <acme@conectiva.com.br> - 08/08/2000
* - reorganize kmallocs in com20020_attach, checking all for failure
* and releasing the previous allocations if one fails
* **********************
*
*
* For more details, see drivers/net/arcnet.c
*
* **********************
@ -53,33 +53,33 @@
static void regdump(struct net_device *dev)
{
#ifdef DEBUG
int ioaddr = dev->base_addr;
int count;
netdev_dbg(dev, "register dump:\n");
for (count = ioaddr; count < ioaddr + 16; count++)
{
if (!(count % 16))
pr_cont("%04X:", count);
pr_cont(" %02X", inb(count));
}
pr_cont("\n");
netdev_dbg(dev, "buffer0 dump:\n");
int ioaddr = dev->base_addr;
int count;
netdev_dbg(dev, "register dump:\n");
for (count = ioaddr; count < ioaddr + 16; count++)
{
if (!(count % 16))
pr_cont("%04X:", count);
pr_cont(" %02X", inb(count));
}
pr_cont("\n");
netdev_dbg(dev, "buffer0 dump:\n");
/* set up the address register */
count = 0;
count = 0;
outb((count >> 8) | RDDATAflag | AUTOINCflag, _ADDR_HI);
outb(count & 0xff, _ADDR_LO);
for (count = 0; count < 256+32; count++)
{
if (!(count % 16))
pr_cont("%04X:", count);
/* copy the data */
pr_cont(" %02X", inb(_MEMDATA));
}
pr_cont("\n");
for (count = 0; count < 256 + 32; count++)
{
if (!(count % 16))
pr_cont("%04X:", count);
/* copy the data */
pr_cont(" %02X", inb(_MEMDATA));
}
pr_cont("\n");
#endif
}
@ -114,169 +114,169 @@ static void com20020_detach(struct pcmcia_device *p_dev);
static int com20020_probe(struct pcmcia_device *p_dev)
{
struct com20020_dev *info;
struct net_device *dev;
struct arcnet_local *lp;
struct com20020_dev *info;
struct net_device *dev;
struct arcnet_local *lp;
dev_dbg(&p_dev->dev, "com20020_attach()\n");
dev_dbg(&p_dev->dev, "com20020_attach()\n");
/* Create new network device */
info = kzalloc(sizeof(*info), GFP_KERNEL);
if (!info)
goto fail_alloc_info;
/* Create new network device */
info = kzalloc(sizeof(*info), GFP_KERNEL);
if (!info)
goto fail_alloc_info;
dev = alloc_arcdev("");
if (!dev)
goto fail_alloc_dev;
dev = alloc_arcdev("");
if (!dev)
goto fail_alloc_dev;
lp = netdev_priv(dev);
lp->timeout = timeout;
lp->backplane = backplane;
lp->clockp = clockp;
lp->clockm = clockm & 3;
lp->hw.owner = THIS_MODULE;
lp = netdev_priv(dev);
lp->timeout = timeout;
lp->backplane = backplane;
lp->clockp = clockp;
lp->clockm = clockm & 3;
lp->hw.owner = THIS_MODULE;
/* fill in our module parameters as defaults */
dev->dev_addr[0] = node;
/* fill in our module parameters as defaults */
dev->dev_addr[0] = node;
p_dev->resource[0]->flags |= IO_DATA_PATH_WIDTH_8;
p_dev->resource[0]->end = 16;
p_dev->config_flags |= CONF_ENABLE_IRQ;
p_dev->resource[0]->flags |= IO_DATA_PATH_WIDTH_8;
p_dev->resource[0]->end = 16;
p_dev->config_flags |= CONF_ENABLE_IRQ;
info->dev = dev;
p_dev->priv = info;
info->dev = dev;
p_dev->priv = info;
return com20020_config(p_dev);
return com20020_config(p_dev);
fail_alloc_dev:
kfree(info);
kfree(info);
fail_alloc_info:
return -ENOMEM;
return -ENOMEM;
} /* com20020_attach */
static void com20020_detach(struct pcmcia_device *link)
{
struct com20020_dev *info = link->priv;
struct net_device *dev = info->dev;
struct com20020_dev *info = link->priv;
struct net_device *dev = info->dev;
dev_dbg(&link->dev, "detach...\n");
dev_dbg(&link->dev, "detach...\n");
dev_dbg(&link->dev, "com20020_detach\n");
dev_dbg(&link->dev, "com20020_detach\n");
dev_dbg(&link->dev, "unregister...\n");
dev_dbg(&link->dev, "unregister...\n");
unregister_netdev(dev);
unregister_netdev(dev);
/*
* this is necessary because we register our IRQ separately
* from card services.
*/
if (dev->irq)
free_irq(dev->irq, dev);
/*
* this is necessary because we register our IRQ separately
* from card services.
*/
if (dev->irq)
free_irq(dev->irq, dev);
com20020_release(link);
com20020_release(link);
/* Unlink device structure, free bits */
dev_dbg(&link->dev, "unlinking...\n");
if (link->priv)
{
dev = info->dev;
if (dev)
/* Unlink device structure, free bits */
dev_dbg(&link->dev, "unlinking...\n");
if (link->priv)
{
dev_dbg(&link->dev, "kfree...\n");
free_netdev(dev);
dev = info->dev;
if (dev)
{
dev_dbg(&link->dev, "kfree...\n");
free_netdev(dev);
}
dev_dbg(&link->dev, "kfree2...\n");
kfree(info);
}
dev_dbg(&link->dev, "kfree2...\n");
kfree(info);
}
} /* com20020_detach */
static int com20020_config(struct pcmcia_device *link)
{
struct arcnet_local *lp;
struct com20020_dev *info;
struct net_device *dev;
int i, ret;
int ioaddr;
struct arcnet_local *lp;
struct com20020_dev *info;
struct net_device *dev;
int i, ret;
int ioaddr;
info = link->priv;
dev = info->dev;
info = link->priv;
dev = info->dev;
dev_dbg(&link->dev, "config...\n");
dev_dbg(&link->dev, "config...\n");
dev_dbg(&link->dev, "com20020_config\n");
dev_dbg(&link->dev, "com20020_config\n");
dev_dbg(&link->dev, "baseport1 is %Xh\n",
(unsigned int) link->resource[0]->start);
dev_dbg(&link->dev, "baseport1 is %Xh\n",
(unsigned int)link->resource[0]->start);
i = -ENODEV;
link->io_lines = 16;
i = -ENODEV;
link->io_lines = 16;
if (!link->resource[0]->start)
{
for (ioaddr = 0x100; ioaddr < 0x400; ioaddr += 0x10)
if (!link->resource[0]->start)
{
link->resource[0]->start = ioaddr;
i = pcmcia_request_io(link);
if (i == 0)
break;
for (ioaddr = 0x100; ioaddr < 0x400; ioaddr += 0x10)
{
link->resource[0]->start = ioaddr;
i = pcmcia_request_io(link);
if (i == 0)
break;
}
}
}
else
i = pcmcia_request_io(link);
if (i != 0)
{
dev_dbg(&link->dev, "requestIO failed totally!\n");
goto failed;
}
ioaddr = dev->base_addr = link->resource[0]->start;
dev_dbg(&link->dev, "got ioaddr %Xh\n", ioaddr);
else
i = pcmcia_request_io(link);
dev_dbg(&link->dev, "request IRQ %d\n",
link->irq);
if (!link->irq)
{
dev_dbg(&link->dev, "requestIRQ failed totally!\n");
goto failed;
}
if (i != 0)
{
dev_dbg(&link->dev, "requestIO failed totally!\n");
goto failed;
}
dev->irq = link->irq;
ioaddr = dev->base_addr = link->resource[0]->start;
dev_dbg(&link->dev, "got ioaddr %Xh\n", ioaddr);
ret = pcmcia_enable_device(link);
if (ret)
goto failed;
dev_dbg(&link->dev, "request IRQ %d\n",
link->irq);
if (!link->irq)
{
dev_dbg(&link->dev, "requestIRQ failed totally!\n");
goto failed;
}
if (com20020_check(dev))
{
regdump(dev);
goto failed;
}
lp = netdev_priv(dev);
lp->card_name = "PCMCIA COM20020";
lp->card_flags = ARC_CAN_10MBIT; /* pretend all of them can 10Mbit */
dev->irq = link->irq;
SET_NETDEV_DEV(dev, &link->dev);
ret = pcmcia_enable_device(link);
if (ret)
goto failed;
i = com20020_found(dev, 0); /* calls register_netdev */
if (i != 0) {
dev_notice(&link->dev,
"com20020_found() failed\n");
goto failed;
}
if (com20020_check(dev))
{
regdump(dev);
goto failed;
}
netdev_dbg(dev, "port %#3lx, irq %d\n",
dev->base_addr, dev->irq);
return 0;
lp = netdev_priv(dev);
lp->card_name = "PCMCIA COM20020";
lp->card_flags = ARC_CAN_10MBIT; /* pretend all of them can 10Mbit */
SET_NETDEV_DEV(dev, &link->dev);
i = com20020_found(dev, 0); /* calls register_netdev */
if (i != 0) {
dev_notice(&link->dev,
"com20020_found() failed\n");
goto failed;
}
netdev_dbg(dev, "port %#3lx, irq %d\n",
dev->base_addr, dev->irq);
return 0;
failed:
dev_dbg(&link->dev, "com20020_config failed...\n");
com20020_release(link);
return -ENODEV;
dev_dbg(&link->dev, "com20020_config failed...\n");
com20020_release(link);
return -ENODEV;
} /* com20020_config */
static void com20020_release(struct pcmcia_device *link)
@ -312,9 +312,9 @@ static int com20020_resume(struct pcmcia_device *link)
static const struct pcmcia_device_id com20020_ids[] = {
PCMCIA_DEVICE_PROD_ID12("Contemporary Control Systems, Inc.",
"PCM20 Arcnet Adapter", 0x59991666, 0x95dfffaf),
"PCM20 Arcnet Adapter", 0x59991666, 0x95dfffaf),
PCMCIA_DEVICE_PROD_ID12("SoHard AG",
"SH ARC PCMCIA", 0xf8991729, 0x69dff0c7),
"SH ARC PCMCIA", 0xf8991729, 0x69dff0c7),
PCMCIA_DEVICE_NULL
};
MODULE_DEVICE_TABLE(pcmcia, com20020_ids);

24
drivers/net/arcnet/com90io.c
View File

@ -1,6 +1,6 @@
/*
* Linux ARCnet driver - COM90xx chipset (IO-mapped buffers)
*
*
* Written 1997 by David Woodhouse.
* Written 1994-1999 by Avery Pennarun.
* Written 1999-2000 by Martin Mares <mj@ucw.cz>.
@ -60,23 +60,23 @@ static void com90io_copy_from_card(struct net_device *dev, int bufnum, int offse
#define ARCNET_TOTAL_SIZE 16
/* COM 9026 controller chip --> ARCnet register addresses */
#define _INTMASK (ioaddr+0) /* writable */
#define _STATUS (ioaddr+0) /* readable */
#define _COMMAND (ioaddr+1) /* writable, returns random vals on read (?) */
#define _RESET (ioaddr+8) /* software reset (on read) */
#define _MEMDATA (ioaddr+12) /* Data port for IO-mapped memory */
#define _ADDR_HI (ioaddr+15) /* Control registers for said */
#define _ADDR_LO (ioaddr+14)
#define _CONFIG (ioaddr+2) /* Configuration register */
#define _INTMASK (ioaddr + 0) /* writable */
#define _STATUS (ioaddr + 0) /* readable */
#define _COMMAND (ioaddr + 1) /* writable, returns random vals on read (?) */
#define _RESET (ioaddr + 8) /* software reset (on read) */
#define _MEMDATA (ioaddr + 12) /* Data port for IO-mapped memory */
#define _ADDR_HI (ioaddr + 15) /* Control registers for said */
#define _ADDR_LO (ioaddr + 14)
#define _CONFIG (ioaddr + 2) /* Configuration register */
#undef ASTATUS
#undef ACOMMAND
#undef AINTMASK
#define ASTATUS() inb(_STATUS)
#define ACOMMAND(cmd) outb((cmd),_COMMAND)
#define AINTMASK(msk) outb((msk),_INTMASK)
#define SETCONF() outb((lp->config),_CONFIG)
#define ACOMMAND(cmd) outb((cmd), _COMMAND)
#define AINTMASK(msk) outb((msk), _INTMASK)
#define SETCONF() outb((lp->config), _CONFIG)
/****************************************************************************

32
drivers/net/arcnet/com90xx.c
View File

@ -1,6 +1,6 @@
/*
* Linux ARCnet driver - COM90xx chipset (memory-mapped buffers)
*
*
* Written 1994-1999 by Avery Pennarun.
* Written 1999 by Martin Mares <mj@ucw.cz>.
* Derived from skeleton.c by Donald Becker.
@ -77,25 +77,25 @@ static int numcards;
/* Amount of I/O memory used by the card */
#define BUFFER_SIZE (512)
#define MIRROR_SIZE (BUFFER_SIZE*4)
#define MIRROR_SIZE (BUFFER_SIZE * 4)
/* COM 9026 controller chip --> ARCnet register addresses */
#define _INTMASK (ioaddr+0) /* writable */
#define _STATUS (ioaddr+0) /* readable */
#define _COMMAND (ioaddr+1) /* writable, returns random vals on read (?) */
#define _CONFIG (ioaddr+2) /* Configuration register */
#define _RESET (ioaddr+8) /* software reset (on read) */
#define _MEMDATA (ioaddr+12) /* Data port for IO-mapped memory */
#define _ADDR_HI (ioaddr+15) /* Control registers for said */
#define _ADDR_LO (ioaddr+14)
#define _INTMASK (ioaddr + 0) /* writable */
#define _STATUS (ioaddr + 0) /* readable */
#define _COMMAND (ioaddr + 1) /* writable, returns random vals on read (?) */
#define _CONFIG (ioaddr + 2) /* Configuration register */
#define _RESET (ioaddr + 8) /* software reset (on read) */
#define _MEMDATA (ioaddr + 12) /* Data port for IO-mapped memory */
#define _ADDR_HI (ioaddr + 15) /* Control registers for said */
#define _ADDR_LO (ioaddr + 14)
#undef ASTATUS
#undef ACOMMAND
#undef AINTMASK
#define ASTATUS() inb(_STATUS)
#define ACOMMAND(cmd) outb((cmd),_COMMAND)
#define AINTMASK(msk) outb((msk),_INTMASK)
#define ACOMMAND(cmd) outb((cmd), _COMMAND)
#define AINTMASK(msk) outb((msk), _INTMASK)
static int com90xx_skip_probe __initdata = 0;
@ -127,12 +127,12 @@ static void __init com90xx_probe(void)
if (!io && !irq && !shmem && !*device && com90xx_skip_probe)
return;
shmems = kzalloc(((0x100000-0xa0000) / 0x800) * sizeof(unsigned long),
shmems = kzalloc(((0x100000 - 0xa0000) / 0x800) * sizeof(unsigned long),
GFP_KERNEL);
if (!shmems)
return;
iomem = kzalloc(((0x100000-0xa0000) / 0x800) * sizeof(void __iomem *),
GFP_KERNEL);
iomem = kzalloc(((0x100000 - 0xa0000) / 0x800) * sizeof(void __iomem *),
GFP_KERNEL);
if (!iomem) {
kfree(shmems);
return;
@ -579,7 +579,7 @@ static void com90xx_setmask(struct net_device *dev, int mask)
/*
* Do a hardware reset on the card, and set up necessary registers.
*
*
* This should be called as little as possible, because it disrupts the
* token on the network (causes a RECON) and requires a significant delay.
*

12
drivers/net/arcnet/rfc1051.c
View File

@ -1,6 +1,6 @@
/*
* Linux ARCnet driver - RFC1051 ("simple" standard) packet encapsulation
*
*
* Written 1994-1999 by Avery Pennarun.
* Derived from skeleton.c by Donald Becker.
*
@ -84,12 +84,12 @@ MODULE_LICENSE("GPL");
/*
* Determine a packet's protocol ID.
*
*
* With ARCnet we have to convert everything to Ethernet-style stuff.
*/
static __be16 type_trans(struct sk_buff *skb, struct net_device *dev)
{
struct archdr *pkt = (struct archdr *) skb->data;
struct archdr *pkt = (struct archdr *)skb->data;
struct arc_rfc1051 *soft = &pkt->soft.rfc1051;
int hdr_size = ARC_HDR_SIZE + RFC1051_HDR_SIZE;
@ -146,7 +146,7 @@ static void rx(struct net_device *dev, int bufnum,
skb_put(skb, length + ARC_HDR_SIZE);
skb->dev = dev;
pkt = (struct archdr *) skb->data;
pkt = (struct archdr *)skb->data;
/* up to sizeof(pkt->soft) has already been copied from the card */
memcpy(pkt, pkthdr, sizeof(struct archdr));
@ -169,7 +169,7 @@ static int build_header(struct sk_buff *skb, struct net_device *dev,
unsigned short type, uint8_t daddr)
{
int hdr_size = ARC_HDR_SIZE + RFC1051_HDR_SIZE;
struct archdr *pkt = (struct archdr *) skb_push(skb, hdr_size);
struct archdr *pkt = (struct archdr *)skb_push(skb, hdr_size);
struct arc_rfc1051 *soft = &pkt->soft.rfc1051;
/* set the protocol ID according to RFC1051 */
@ -201,7 +201,7 @@ static int build_header(struct sk_buff *skb, struct net_device *dev,
/* see linux/net/ethernet/eth.c to see where I got the following */
if (dev->flags & (IFF_LOOPBACK | IFF_NOARP)) {
/*
/*
* FIXME: fill in the last byte of the dest ipaddr here to better
* comply with RFC1051 in "noarp" mode.
*/

36
drivers/net/arcnet/rfc1201.c
View File

@ -1,6 +1,6 @@
/*
* Linux ARCnet driver - RFC1201 (standard) packet encapsulation
*
*
* Written 1994-1999 by Avery Pennarun.
* Derived from skeleton.c by Donald Becker.
*
@ -86,12 +86,12 @@ module_exit(arcnet_rfc1201_exit);
/*
* Determine a packet's protocol ID.
*
*
* With ARCnet we have to convert everything to Ethernet-style stuff.
*/
static __be16 type_trans(struct sk_buff *skb, struct net_device *dev)
{
struct archdr *pkt = (struct archdr *) skb->data;
struct archdr *pkt = (struct archdr *)skb->data;
struct arc_rfc1201 *soft = &pkt->soft.rfc1201;
int hdr_size = ARC_HDR_SIZE + RFC1201_HDR_SIZE;
@ -169,7 +169,7 @@ static void rx(struct net_device *dev, int bufnum,
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);
in->sequence, soft->split_flag, soft->sequence);
lp->rfc1201.aborted_seq = soft->sequence;
dev_kfree_skb_irq(in->skb);
dev->stats.rx_errors++;
@ -187,7 +187,7 @@ static void rx(struct net_device *dev, int bufnum,
skb_put(skb, length + ARC_HDR_SIZE);
skb->dev = dev;
pkt = (struct archdr *) skb->data;
pkt = (struct archdr *)skb->data;
soft = &pkt->soft.rfc1201;
/* up to sizeof(pkt->soft) has already been copied from the card */
@ -203,11 +203,11 @@ static void rx(struct net_device *dev, int bufnum,
* (which is impossible to fumble) and insert it ourselves.
*/
if (soft->proto == ARC_P_ARP) {
struct arphdr *arp = (struct arphdr *) soft->payload;
struct arphdr *arp = (struct arphdr *)soft->payload;
/* make sure addresses are the right length */
if (arp->ar_hln == 1 && arp->ar_pln == 4) {
uint8_t *cptr = (uint8_t *) arp + sizeof(struct arphdr);
uint8_t *cptr = (uint8_t *)arp + sizeof(struct arphdr);
if (!*cptr) { /* is saddr = 00? */
BUGMSG(D_EXTRA,
@ -274,7 +274,7 @@ static void rx(struct net_device *dev, int bufnum,
dev_kfree_skb_irq(in->skb);
}
in->sequence = soft->sequence;
in->numpackets = ((unsigned) soft->split_flag >> 1) + 2;
in->numpackets = ((unsigned)soft->split_flag >> 1) + 2;
in->lastpacket = 1;
if (in->numpackets > 16) {
@ -294,7 +294,7 @@ static void rx(struct net_device *dev, int bufnum,
return;
}
skb->dev = dev;
pkt = (struct archdr *) skb->data;
pkt = (struct archdr *)skb->data;
soft = &pkt->soft.rfc1201;
memcpy(pkt, pkthdr, ARC_HDR_SIZE + RFC1201_HDR_SIZE);
@ -302,7 +302,7 @@ static void rx(struct net_device *dev, int bufnum,
soft->split_flag = 0; /* end result won't be split */
} else { /* not first packet */
int packetnum = ((unsigned) soft->split_flag >> 1) + 1;
int packetnum = ((unsigned)soft->split_flag >> 1) + 1;
/*
* if we're not assembling, there's no point trying to
@ -341,7 +341,7 @@ static void rx(struct net_device *dev, int bufnum,
in->lastpacket = in->numpackets = 0;
return;
}
pkt = (struct archdr *) in->skb->data;
pkt = (struct archdr *)in->skb->data;
soft = &pkt->soft.rfc1201;
}
@ -357,10 +357,10 @@ static void rx(struct net_device *dev, int bufnum,
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);
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");
skb->protocol = type_trans(skb, dev);
@ -376,7 +376,7 @@ static int build_header(struct sk_buff *skb, struct net_device *dev,
{
struct arcnet_local *lp = netdev_priv(dev);
int hdr_size = ARC_HDR_SIZE + RFC1201_HDR_SIZE;
struct archdr *pkt = (struct archdr *) skb_push(skb, hdr_size);
struct archdr *pkt = (struct archdr *)skb_push(skb, hdr_size);
struct arc_rfc1201 *soft = &pkt->soft.rfc1201;
/* set the protocol ID according to RFC1201 */
@ -424,7 +424,7 @@ static int build_header(struct sk_buff *skb, struct net_device *dev,
/* see linux/net/ethernet/eth.c to see where I got the following */
if (dev->flags & (IFF_LOOPBACK | IFF_NOARP)) {
/*
/*
* FIXME: fill in the last byte of the dest ipaddr here to better
* comply with RFC1051 in "noarp" mode. For now, always broadcasting
* will probably at least get packets sent out :)
@ -517,7 +517,7 @@ static int continue_tx(struct net_device *dev, int bufnum)
int seglen;
BUGMSG(D_DURING,
"rfc1201 continue_tx: loading segment %d(+1) of %d (seq=%d)\n",
"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 */

88
include/linux/arcdevice.h
View File

@ -51,7 +51,7 @@
/*
* Debugging bitflags: each option can be enabled individually.
*
*
* Note: only debug flags included in the ARCNET_DEBUG_MAX define will
* actually be available. GCC will (at least, GCC 2.7.0 will) notice
* lines using a BUGLVL not in ARCNET_DEBUG_MAX and automatically optimize
@ -77,33 +77,33 @@
#endif
#ifndef ARCNET_DEBUG
#define ARCNET_DEBUG (D_NORMAL|D_EXTRA)
#define ARCNET_DEBUG (D_NORMAL | D_EXTRA)
#endif
extern int arcnet_debug;
/* macros to simplify debug checking */
#define BUGLVL(x) if ((ARCNET_DEBUG_MAX)&arcnet_debug&(x))
#define BUGMSG2(x,msg,args...) do { BUGLVL(x) printk(msg, ## args); } while (0)
#define BUGMSG(x,msg,args...) \
BUGMSG2(x, "%s%6s: " msg, \
x==D_NORMAL ? KERN_WARNING \
: x < D_DURING ? KERN_INFO : KERN_DEBUG, \
dev->name , ## args)
#define BUGLVL(x) if ((ARCNET_DEBUG_MAX) & arcnet_debug & (x))
#define BUGMSG2(x, msg, args...) do { BUGLVL(x) printk(msg, ## args); } while (0)
#define BUGMSG(x, msg, args...) \
BUGMSG2(x, "%s%6s: " msg, \
x == D_NORMAL ? KERN_WARNING \
: x < D_DURING ? KERN_INFO : KERN_DEBUG, \
dev->name, ## args)
/* see how long a function call takes to run, expressed in CPU cycles */
#define TIME(name, bytes, call) BUGLVL(D_TIMING) { \
unsigned long _x, _y; \
_x = get_cycles(); \
call; \
_y = get_cycles(); \
BUGMSG(D_TIMING, \
"%s: %d bytes in %lu cycles == " \
"%lu Kbytes/100Mcycle\n",\
name, bytes, _y - _x, \
100000000 / 1024 * bytes / (_y - _x + 1));\
} \
else { \
call;\
#define TIME(name, bytes, call) BUGLVL(D_TIMING) { \
unsigned long _x, _y; \
_x = get_cycles(); \
call; \
_y = get_cycles(); \
BUGMSG(D_TIMING, \
"%s: %d bytes in %lu cycles == " \
"%lu Kbytes/100Mcycle\n", \
name, bytes, _y - _x, \
100000000 / 1024 * bytes / (_y - _x + 1)); \
} \
else { \
call; \
}
@ -189,16 +189,16 @@ struct ArcProto {
int mtu; /* largest possible packet */
int is_ip; /* This is a ip plugin - not a raw thing */
void (*rx) (struct net_device * dev, int bufnum,
struct archdr * pkthdr, int length);
int (*build_header) (struct sk_buff * skb, struct net_device *dev,
unsigned short ethproto, uint8_t daddr);
void (*rx)(struct net_device *dev, int bufnum,
struct archdr *pkthdr, int length);
int (*build_header)(struct sk_buff *skb, struct net_device *dev,
unsigned short ethproto, uint8_t daddr);
/* these functions return '1' if the skb can now be freed */
int (*prepare_tx) (struct net_device * dev, struct archdr * pkt, int length,
int bufnum);
int (*continue_tx) (struct net_device * dev, int bufnum);
int (*ack_tx) (struct net_device * dev, int acked);
int (*prepare_tx)(struct net_device *dev, struct archdr *pkt, int length,
int bufnum);
int (*continue_tx)(struct net_device *dev, int bufnum);
int (*ack_tx)(struct net_device *dev, int acked);
};
extern struct ArcProto *arc_proto_map[256], *arc_proto_default,
@ -263,13 +263,13 @@ struct arcnet_local {
* situations in which we (for example) want to pre-load a transmit
* buffer, or start receiving while we copy a received packet to
* memory.
*
*
* The rules: only the interrupt handler is allowed to _add_ buffers to
* the queue; thus, this doesn't require a lock. Both the interrupt
* handler and the transmit function will want to _remove_ buffers, so
* we need to handle the situation where they try to do it at the same
* time.
*
*
* If next_buf == first_free_buf, the queue is empty. Since there are
* only four possible buffers, the queue should never be full.
*/
@ -298,17 +298,17 @@ struct arcnet_local {
/* hardware-specific functions */
struct {
struct module *owner;
void (*command) (struct net_device * dev, int cmd);
int (*status) (struct net_device * dev);
void (*intmask) (struct net_device * dev, int mask);
int (*reset) (struct net_device * dev, int really_reset);
void (*open) (struct net_device * dev);
void (*close) (struct net_device * dev);
void (*command)(struct net_device *dev, int cmd);
int (*status)(struct net_device *dev);
void (*intmask)(struct net_device *dev, int mask);
int (*reset)(struct net_device *dev, int really_reset);
void (*open)(struct net_device *dev);
void (*close)(struct net_device *dev);
void (*copy_to_card) (struct net_device * dev, int bufnum, int offset,
void *buf, int count);
void (*copy_from_card) (struct net_device * dev, int bufnum, int offset,
void *buf, int count);
void (*copy_to_card)(struct net_device *dev, int bufnum, int offset,
void *buf, int count);
void (*copy_from_card)(struct net_device *dev, int bufnum, int offset,
void *buf, int count);
} hw;
void __iomem *mem_start; /* pointer to ioremap'ed MMIO */
@ -325,7 +325,7 @@ struct arcnet_local {
#if ARCNET_DEBUG_MAX & D_SKB
void arcnet_dump_skb(struct net_device *dev, struct sk_buff *skb, char *desc);
#else
#define arcnet_dump_skb(dev,skb,desc) ;
#define arcnet_dump_skb(dev, skb, desc) ;
#endif
void arcnet_unregister_proto(struct ArcProto *proto);
@ -335,7 +335,7 @@ struct net_device *alloc_arcdev(const char *name);
int arcnet_open(struct net_device *dev);
int arcnet_close(struct net_device *dev);
netdev_tx_t arcnet_send_packet(struct sk_buff *skb,
struct net_device *dev);
struct net_device *dev);
void arcnet_timeout(struct net_device *dev);
#endif /* __KERNEL__ */