Release 4.11 drivers/net/ethernet/dec/tulip/timer.c
/*
drivers/net/ethernet/dec/tulip/timer.c
Copyright 2000,2001 The Linux Kernel Team
Written/copyright 1994-2001 by Donald Becker.
This software may be used and distributed according to the terms
of the GNU General Public License, incorporated herein by reference.
Please submit bugs to http://bugzilla.kernel.org/ .
*/
#include "tulip.h"
void tulip_media_task(struct work_struct *work)
{
struct tulip_private *tp =
container_of(work, struct tulip_private, media_work);
struct net_device *dev = tp->dev;
void __iomem *ioaddr = tp->base_addr;
u32 csr12 = ioread32(ioaddr + CSR12);
int next_tick = 2*HZ;
unsigned long flags;
if (tulip_debug > 2) {
netdev_dbg(dev, "Media selection tick, %s, status %08x mode %08x SIA %08x %08x %08x %08x\n",
medianame[dev->if_port],
ioread32(ioaddr + CSR5), ioread32(ioaddr + CSR6),
csr12, ioread32(ioaddr + CSR13),
ioread32(ioaddr + CSR14), ioread32(ioaddr + CSR15));
}
switch (tp->chip_id) {
case DC21140:
case DC21142:
case MX98713:
case COMPEX9881:
case DM910X:
default: {
struct medialeaf *mleaf;
unsigned char *p;
if (tp->mtable == NULL) { /* No EEPROM info, use generic code. */
/* Not much that can be done.
Assume this a generic MII or SYM transceiver. */
next_tick = 60*HZ;
if (tulip_debug > 2)
netdev_dbg(dev, "network media monitor CSR6 %08x CSR12 0x%02x\n",
ioread32(ioaddr + CSR6),
csr12 & 0xff);
break;
}
mleaf = &tp->mtable->mleaf[tp->cur_index];
p = mleaf->leafdata;
switch (mleaf->type) {
case 0: case 4: {
/* Type 0 serial or 4 SYM transceiver. Check the link beat bit. */
int offset = mleaf->type == 4 ? 5 : 2;
s8 bitnum = p[offset];
if (p[offset+1] & 0x80) {
if (tulip_debug > 1)
netdev_dbg(dev, "Transceiver monitor tick CSR12=%#02x, no media sense\n",
csr12);
if (mleaf->type == 4) {
if (mleaf->media == 3 && (csr12 & 0x02))
goto select_next_media;
}
break;
}
if (tulip_debug > 2)
netdev_dbg(dev, "Transceiver monitor tick: CSR12=%#02x bit %d is %d, expecting %d\n",
csr12, (bitnum >> 1) & 7,
(csr12 & (1 << ((bitnum >> 1) & 7))) != 0,
(bitnum >= 0));
/* Check that the specified bit has the proper value. */
if ((bitnum < 0) !=
((csr12 & (1 << ((bitnum >> 1) & 7))) != 0)) {
if (tulip_debug > 2)
netdev_dbg(dev, "Link beat detected for %s\n",
medianame[mleaf->media & MEDIA_MASK]);
if ((p[2] & 0x61) == 0x01) /* Bogus Znyx board. */
goto actually_mii;
netif_carrier_on(dev);
break;
}
netif_carrier_off(dev);
if (tp->medialock)
break;
select_next_media:
if (--tp->cur_index < 0) {
/* We start again, but should instead look for default. */
tp->cur_index = tp->mtable->leafcount - 1;
}
dev->if_port = tp->mtable->mleaf[tp->cur_index].media;
if (tulip_media_cap[dev->if_port] & MediaIsFD)
goto select_next_media; /* Skip FD entries. */
if (tulip_debug > 1)
netdev_dbg(dev, "No link beat on media %s, trying transceiver type %s\n",
medianame[mleaf->media & MEDIA_MASK],
medianame[tp->mtable->mleaf[tp->cur_index].media]);
tulip_select_media(dev, 0);
/* Restart the transmit process. */
tulip_restart_rxtx(tp);
next_tick = (24*HZ)/10;
break;
}
case 1: case 3: /* 21140, 21142 MII */
actually_mii:
if (tulip_check_duplex(dev) < 0) {
netif_carrier_off(dev);
next_tick = 3*HZ;
} else {
netif_carrier_on(dev);
next_tick = 60*HZ;
}
break;
case 2: /* 21142 serial block has no link beat. */
default:
break;
}
}
break;
}
spin_lock_irqsave(&tp->lock, flags);
if (tp->timeout_recovery) {
tulip_tx_timeout_complete(tp, ioaddr);
tp->timeout_recovery = 0;
}
spin_unlock_irqrestore(&tp->lock, flags);
/* mod_timer synchronizes us with potential add_timer calls
* from interrupts.
*/
mod_timer(&tp->timer, RUN_AT(next_tick));
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Linus Torvalds (pre-git) | 556 | 81.41% | 5 | 45.45% |
| François Romieu | 47 | 6.88% | 1 | 9.09% |
| Jeff Garzik | 27 | 3.95% | 1 | 9.09% |
| Joe Perches | 18 | 2.64% | 1 | 9.09% |
| David Howells | 18 | 2.64% | 1 | 9.09% |
| Al Viro | 11 | 1.61% | 1 | 9.09% |
| Linus Torvalds | 6 | 0.88% | 1 | 9.09% |
| Total | 683 | 100.00% | 11 | 100.00% |
void mxic_timer(unsigned long data)
{
struct net_device *dev = (struct net_device *)data;
struct tulip_private *tp = netdev_priv(dev);
void __iomem *ioaddr = tp->base_addr;
int next_tick = 60*HZ;
if (tulip_debug > 3) {
dev_info(&dev->dev, "MXIC negotiation status %08x\n",
ioread32(ioaddr + CSR12));
}
if (next_tick) {
mod_timer(&tp->timer, RUN_AT(next_tick));
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Linus Torvalds (pre-git) | 78 | 85.71% | 2 | 40.00% |
| Joe Perches | 5 | 5.49% | 1 | 20.00% |
| Al Viro | 5 | 5.49% | 1 | 20.00% |
| Randy Dunlap | 3 | 3.30% | 1 | 20.00% |
| Total | 91 | 100.00% | 5 | 100.00% |
void comet_timer(unsigned long data)
{
struct net_device *dev = (struct net_device *)data;
struct tulip_private *tp = netdev_priv(dev);
int next_tick = 2*HZ;
if (tulip_debug > 1)
netdev_dbg(dev, "Comet link status %04x partner capability %04x\n",
tulip_mdio_read(dev, tp->phys[0], 1),
tulip_mdio_read(dev, tp->phys[0], 5));
/* mod_timer synchronizes us with potential add_timer calls
* from interrupts.
*/
if (tulip_check_duplex(dev) < 0)
{ netif_carrier_off(dev); }
else
{ netif_carrier_on(dev); }
mod_timer(&tp->timer, RUN_AT(next_tick));
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Linus Torvalds (pre-git) | 64 | 54.70% | 2 | 33.33% |
| Tim Mattox | 46 | 39.32% | 1 | 16.67% |
| Joe Perches | 3 | 2.56% | 1 | 16.67% |
| Randy Dunlap | 3 | 2.56% | 1 | 16.67% |
| Ondrej Zary | 1 | 0.85% | 1 | 16.67% |
| Total | 117 | 100.00% | 6 | 100.00% |
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Linus Torvalds (pre-git) | 701 | 78.32% | 5 | 31.25% |
| François Romieu | 47 | 5.25% | 1 | 6.25% |
| Tim Mattox | 46 | 5.14% | 1 | 6.25% |
| Jeff Garzik | 27 | 3.02% | 1 | 6.25% |
| Joe Perches | 26 | 2.91% | 2 | 12.50% |
| David Howells | 18 | 2.01% | 1 | 6.25% |
| Al Viro | 16 | 1.79% | 1 | 6.25% |
| Linus Torvalds | 6 | 0.67% | 1 | 6.25% |
| Randy Dunlap | 6 | 0.67% | 1 | 6.25% |
| Paul Gortmaker | 1 | 0.11% | 1 | 6.25% |
| Ondrej Zary | 1 | 0.11% | 1 | 6.25% |
| Total | 895 | 100.00% | 16 | 100.00% |
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