drivers/net: Trim trailing whitespace
Signed-off-by: Jeff Garzik <jeff@garzik.org>
diff --git a/drivers/net/znet.c b/drivers/net/znet.c
index 9f0291f..656d5a0 100644
--- a/drivers/net/znet.c
+++ b/drivers/net/znet.c
@@ -75,7 +75,7 @@
- Now survives unplugging/replugging cable.
Some code was taken from wavelan_cs.
-
+
Tested on a vintage Zenith Z-Note 433Lnp+. Probably broken on
anything else. Testers (and detailed bug reports) are welcome :-).
@@ -171,7 +171,7 @@
{
struct znet_private *znet = dev->priv;
unsigned long flags;
-
+
if (request_irq (dev->irq, &znet_interrupt, 0, "ZNet", dev))
goto failed;
if (request_dma (znet->rx_dma, "ZNet rx"))
@@ -205,7 +205,7 @@
{
struct znet_private *znet = dev->priv;
unsigned long flags;
-
+
release_region (znet->sia_base, znet->sia_size);
release_region (dev->base_addr, znet->io_size);
flags = claim_dma_lock();
@@ -229,7 +229,7 @@
v = inb(znet->sia_base + 1) | 0x84;
else
v = inb(znet->sia_base + 1) & ~0x84;
-
+
outb(v, znet->sia_base+1); /* Turn on/off LAN power (bit 2). */
}
@@ -242,7 +242,7 @@
struct i82593_conf_block *cfblk = &znet->i593_init;
memset(cfblk, 0x00, sizeof(struct i82593_conf_block));
-
+
/* The configuration block. What an undocumented nightmare.
The first set of values are those suggested (without explanation)
for ethernet in the Intel 82586 databook. The rest appear to be
@@ -251,7 +251,7 @@
/* maz : Rewritten to take advantage of the wanvelan includes.
At least we have names, not just blind values */
-
+
/* Byte 0 */
cfblk->fifo_limit = 10; /* = 16 B rx and 80 B tx fifo thresholds */
cfblk->forgnesi = 0; /* 0=82C501, 1=AMD7992B compatibility */
@@ -269,23 +269,23 @@
cfblk->acloc = 1; /* Disable source addr insertion by i82593 */
cfblk->preamb_len = 2; /* 8 bytes preamble */
cfblk->loopback = 0; /* Loopback off */
-
+
/* Byte 3 */
cfblk->lin_prio = 0; /* Default priorities & backoff methods. */
cfblk->tbofstop = 0;
cfblk->exp_prio = 0;
cfblk->bof_met = 0;
-
+
/* Byte 4 */
cfblk->ifrm_spc = 6; /* 96 bit times interframe spacing */
-
+
/* Byte 5 */
cfblk->slottim_low = 0; /* 512 bit times slot time (low) */
-
+
/* Byte 6 */
cfblk->slottim_hi = 2; /* 512 bit times slot time (high) */
cfblk->max_retr = 15; /* 15 collisions retries */
-
+
/* Byte 7 */
cfblk->prmisc = ((dev->flags & IFF_PROMISC) ? 1 : 0); /* Promiscuous mode */
cfblk->bc_dis = 0; /* Enable broadcast reception */
@@ -293,15 +293,15 @@
cfblk->nocrc_ins = 0; /* i82593 generates CRC */
cfblk->crc_1632 = 0; /* 32-bit Autodin-II CRC */
cfblk->crs_cdt = 0; /* CD not to be interpreted as CS */
-
+
/* Byte 8 */
cfblk->cs_filter = 0; /* CS is recognized immediately */
cfblk->crs_src = 0; /* External carrier sense */
cfblk->cd_filter = 0; /* CD is recognized immediately */
-
+
/* Byte 9 */
cfblk->min_fr_len = ETH_ZLEN >> 2; /* Minimum frame length */
-
+
/* Byte A */
cfblk->lng_typ = 1; /* Type/length checks OFF */
cfblk->lng_fld = 1; /* Disable 802.3 length field check */
@@ -311,15 +311,15 @@
cfblk->tx_jabber = 0; /* Disable jabber jam sequence */
cfblk->hash_1 = 1; /* Use bits 0-5 in mc address hash */
cfblk->lbpkpol = 0; /* Loopback pin active high */
-
+
/* Byte B */
cfblk->fdx = 0; /* Disable full duplex operation */
-
+
/* Byte C */
cfblk->dummy_6 = 0x3f; /* all ones, Default multicast addresses & backoff. */
cfblk->mult_ia = 0; /* No multiple individual addresses */
cfblk->dis_bof = 0; /* Disable the backoff algorithm ?! */
-
+
/* Byte D */
cfblk->dummy_1 = 1; /* set to 1 */
cfblk->tx_ifs_retrig = 3; /* Hmm... Disabled */
@@ -327,7 +327,7 @@
cfblk->rcv_mon = 0; /* Monitor mode disabled */
cfblk->frag_acpt = 0; /* Do not accept fragments */
cfblk->tstrttrs = 0; /* No start transmission threshold */
-
+
/* Byte E */
cfblk->fretx = 1; /* FIFO automatic retransmission */
cfblk->runt_eop = 0; /* drop "runt" packets */
@@ -350,7 +350,7 @@
printk ("%02X ", c[i]);
printk ("\n");
}
-
+
*znet->tx_cur++ = sizeof(struct i82593_conf_block);
memcpy(znet->tx_cur, cfblk, sizeof(struct i82593_conf_block));
znet->tx_cur += sizeof(struct i82593_conf_block)/2;
@@ -359,7 +359,7 @@
/* XXX FIXME maz : Add multicast addresses here, so having a
* multicast address configured isn't equal to IFF_ALLMULTI */
}
-
+
/* The Z-Note probe is pretty easy. The NETIDBLK exists in the safe-to-probe
BIOS area. We just scan for the signature, and pull the vital parameters
out of the structure. */
@@ -438,7 +438,7 @@
printk (KERN_WARNING "tx/rx crossing DMA frontiers, giving up\n");
goto free_tx;
}
-
+
znet->rx_end = znet->rx_start + RX_BUF_SIZE/2;
znet->tx_buf_len = TX_BUF_SIZE/2;
znet->tx_end = znet->tx_start + znet->tx_buf_len;
@@ -466,7 +466,7 @@
return err;
}
-
+
static int znet_open(struct net_device *dev)
{
int ioaddr = dev->base_addr;
@@ -481,7 +481,7 @@
}
znet_transceiver_power (dev, 1);
-
+
/* According to the Crynwr driver we should wait 50 msec. for the
LAN clock to stabilize. My experiments indicates that the '593 can
be initialized immediately. The delay is probably needed for the
@@ -496,7 +496,7 @@
* all, even if the message is completly harmless on my
* setup. */
mdelay (50);
-
+
/* This follows the packet driver's lead, and checks for success. */
if (inb(ioaddr) != 0x10 && inb(ioaddr) != 0x00)
printk(KERN_WARNING "%s: Problem turning on the transceiver power.\n",
@@ -547,9 +547,9 @@
return 0;
length = ETH_ZLEN;
}
-
+
netif_stop_queue (dev);
-
+
/* Check that the part hasn't reset itself, probably from suspend. */
outb(CR0_STATUS_0, ioaddr);
if (inw(ioaddr) == 0x0010 &&
@@ -565,7 +565,7 @@
unsigned char *buf = (void *)skb->data;
ushort *tx_link = znet->tx_cur - 1;
ushort rnd_len = (length + 1)>>1;
-
+
znet->stats.tx_bytes+=length;
if (znet->tx_cur >= znet->tx_end)
@@ -597,7 +597,7 @@
if (znet_debug > 4)
printk(KERN_DEBUG "%s: Transmitter queued, length %d.\n", dev->name, length);
}
- dev_kfree_skb(skb);
+ dev_kfree_skb(skb);
return 0;
}
@@ -616,7 +616,7 @@
}
spin_lock (&znet->lock);
-
+
ioaddr = dev->base_addr;
outb(CR0_STATUS_0, ioaddr);
@@ -666,7 +666,7 @@
* packet. Flip it off, then on to
* reset it. This is very empirical,
* but it seems to work. */
-
+
znet_transceiver_power (dev, 0);
znet_transceiver_power (dev, 1);
}
@@ -682,7 +682,7 @@
} while (boguscnt--);
spin_unlock (&znet->lock);
-
+
return IRQ_RETVAL(handled);
}
@@ -748,7 +748,7 @@
ushort *this_rfp_ptr = znet->rx_start + next_frame_end_offset;
int status = this_rfp_ptr[-4];
int pkt_len = this_rfp_ptr[-2];
-
+
if (znet_debug > 5)
printk(KERN_DEBUG "Looking at trailer ending at %04x status %04x length %03x"
" next %04x.\n", next_frame_end_offset<<1, status, pkt_len,
@@ -829,9 +829,9 @@
printk(KERN_DEBUG "%s: Shutting down ethercard.\n", dev->name);
/* Turn off transceiver power. */
znet_transceiver_power (dev, 0);
-
+
znet_release_resources (dev);
-
+
return 0;
}
@@ -856,7 +856,7 @@
addr |= inb(dma_port) << 8;
residue = get_dma_residue(znet->tx_dma);
-
+
if (znet_debug > 1) {
flags=claim_dma_lock();
printk(KERN_DEBUG "Stat:%02x Addr: %04x cnt:%3x\n",
@@ -894,7 +894,7 @@
set_dma_count(znet->tx_dma, znet->tx_buf_len<<1);
enable_dma(znet->tx_dma);
release_dma_lock(flags);
-
+
if (znet_debug > 1)
printk(KERN_DEBUG "%s: Initializing the i82593, rx buf %p tx buf %p\n",
dev->name, znet->rx_start,znet->tx_start);