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ax88796: don't use magic ei_status to acces private data

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Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
This commit is contained in:
Marc Kleine-Budde 2011-02-19 22:08:33 +01:00
parent 9f07242959
commit ea5a43db0f
1 changed files with 42 additions and 39 deletions
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81
drivers/net/ax88796.c
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@ -152,8 +152,8 @@ static void ax_reset_8390(struct net_device *dev)
ei_outb(ei_inb(addr + NE_RESET), addr + NE_RESET); ei_outb(ei_inb(addr + NE_RESET), addr + NE_RESET);
ei_status.txing = 0; ei_local->txing = 0;
ei_status.dmaing = 0; ei_local->dmaing = 0;
/* This check _should_not_ be necessary, omit eventually. */ /* This check _should_not_ be necessary, omit eventually. */
while ((ei_inb(addr + EN0_ISR) & ENISR_RESET) == 0) { while ((ei_inb(addr + EN0_ISR) & ENISR_RESET) == 0) {
@ -176,15 +176,15 @@ static void ax_get_8390_hdr(struct net_device *dev, struct e8390_pkt_hdr *hdr,
void __iomem *nic_base = ei_local->mem; void __iomem *nic_base = ei_local->mem;
/* This *shouldn't* happen. If it does, it's the last thing you'll see */ /* This *shouldn't* happen. If it does, it's the last thing you'll see */
if (ei_status.dmaing) { if (ei_local->dmaing) {
dev_err(&ax->dev->dev, "%s: DMAing conflict in %s " dev_err(&ax->dev->dev, "%s: DMAing conflict in %s "
"[DMAstat:%d][irqlock:%d].\n", "[DMAstat:%d][irqlock:%d].\n",
dev->name, __func__, dev->name, __func__,
ei_status.dmaing, ei_status.irqlock); ei_local->dmaing, ei_local->irqlock);
return; return;
} }
ei_status.dmaing |= 0x01; ei_local->dmaing |= 0x01;
ei_outb(E8390_NODMA + E8390_PAGE0 + E8390_START, nic_base + NE_CMD); ei_outb(E8390_NODMA + E8390_PAGE0 + E8390_START, nic_base + NE_CMD);
ei_outb(sizeof(struct e8390_pkt_hdr), nic_base + EN0_RCNTLO); ei_outb(sizeof(struct e8390_pkt_hdr), nic_base + EN0_RCNTLO);
ei_outb(0, nic_base + EN0_RCNTHI); ei_outb(0, nic_base + EN0_RCNTHI);
@ -192,7 +192,7 @@ static void ax_get_8390_hdr(struct net_device *dev, struct e8390_pkt_hdr *hdr,
ei_outb(ring_page, nic_base + EN0_RSARHI); ei_outb(ring_page, nic_base + EN0_RSARHI);
ei_outb(E8390_RREAD+E8390_START, nic_base + NE_CMD); ei_outb(E8390_RREAD+E8390_START, nic_base + NE_CMD);
if (ei_status.word16) if (ei_local->word16)
readsw(nic_base + NE_DATAPORT, hdr, readsw(nic_base + NE_DATAPORT, hdr,
sizeof(struct e8390_pkt_hdr) >> 1); sizeof(struct e8390_pkt_hdr) >> 1);
else else
@ -200,7 +200,7 @@ static void ax_get_8390_hdr(struct net_device *dev, struct e8390_pkt_hdr *hdr,
sizeof(struct e8390_pkt_hdr)); sizeof(struct e8390_pkt_hdr));
ei_outb(ENISR_RDC, nic_base + EN0_ISR); /* Ack intr. */ ei_outb(ENISR_RDC, nic_base + EN0_ISR); /* Ack intr. */
ei_status.dmaing &= ~0x01; ei_local->dmaing &= ~0x01;
le16_to_cpus(&hdr->count); le16_to_cpus(&hdr->count);
} }
@ -221,16 +221,16 @@ static void ax_block_input(struct net_device *dev, int count,
void __iomem *nic_base = ei_local->mem; void __iomem *nic_base = ei_local->mem;
char *buf = skb->data; char *buf = skb->data;
if (ei_status.dmaing) { if (ei_local->dmaing) {
dev_err(&ax->dev->dev, dev_err(&ax->dev->dev,
"%s: DMAing conflict in %s " "%s: DMAing conflict in %s "
"[DMAstat:%d][irqlock:%d].\n", "[DMAstat:%d][irqlock:%d].\n",
dev->name, __func__, dev->name, __func__,
ei_status.dmaing, ei_status.irqlock); ei_local->dmaing, ei_local->irqlock);
return; return;
} }
ei_status.dmaing |= 0x01; ei_local->dmaing |= 0x01;
ei_outb(E8390_NODMA+E8390_PAGE0+E8390_START, nic_base + NE_CMD); ei_outb(E8390_NODMA+E8390_PAGE0+E8390_START, nic_base + NE_CMD);
ei_outb(count & 0xff, nic_base + EN0_RCNTLO); ei_outb(count & 0xff, nic_base + EN0_RCNTLO);
@ -239,7 +239,7 @@ static void ax_block_input(struct net_device *dev, int count,
ei_outb(ring_offset >> 8, nic_base + EN0_RSARHI); ei_outb(ring_offset >> 8, nic_base + EN0_RSARHI);
ei_outb(E8390_RREAD+E8390_START, nic_base + NE_CMD); ei_outb(E8390_RREAD+E8390_START, nic_base + NE_CMD);
if (ei_status.word16) { if (ei_local->word16) {
readsw(nic_base + NE_DATAPORT, buf, count >> 1); readsw(nic_base + NE_DATAPORT, buf, count >> 1);
if (count & 0x01) if (count & 0x01)
buf[count-1] = ei_inb(nic_base + NE_DATAPORT); buf[count-1] = ei_inb(nic_base + NE_DATAPORT);
@ -248,7 +248,7 @@ static void ax_block_input(struct net_device *dev, int count,
readsb(nic_base + NE_DATAPORT, buf, count); readsb(nic_base + NE_DATAPORT, buf, count);
} }
ei_status.dmaing &= ~1; ei_local->dmaing &= ~1;
} }
static void ax_block_output(struct net_device *dev, int count, static void ax_block_output(struct net_device *dev, int count,
@ -264,19 +264,19 @@ static void ax_block_output(struct net_device *dev, int count,
* What effect will an odd byte count have on the 8390? I * What effect will an odd byte count have on the 8390? I
* should check someday. * should check someday.
*/ */
if (ei_status.word16 && (count & 0x01)) if (ei_local->word16 && (count & 0x01))
count++; count++;
/* This *shouldn't* happen. If it does, it's the last thing you'll see */ /* This *shouldn't* happen. If it does, it's the last thing you'll see */
if (ei_status.dmaing) { if (ei_local->dmaing) {
dev_err(&ax->dev->dev, "%s: DMAing conflict in %s." dev_err(&ax->dev->dev, "%s: DMAing conflict in %s."
"[DMAstat:%d][irqlock:%d]\n", "[DMAstat:%d][irqlock:%d]\n",
dev->name, __func__, dev->name, __func__,
ei_status.dmaing, ei_status.irqlock); ei_local->dmaing, ei_local->irqlock);
return; return;
} }
ei_status.dmaing |= 0x01; ei_local->dmaing |= 0x01;
/* We should already be in page 0, but to be safe... */ /* We should already be in page 0, but to be safe... */
ei_outb(E8390_PAGE0+E8390_START+E8390_NODMA, nic_base + NE_CMD); ei_outb(E8390_PAGE0+E8390_START+E8390_NODMA, nic_base + NE_CMD);
@ -289,7 +289,7 @@ static void ax_block_output(struct net_device *dev, int count,
ei_outb(start_page, nic_base + EN0_RSARHI); ei_outb(start_page, nic_base + EN0_RSARHI);
ei_outb(E8390_RWRITE+E8390_START, nic_base + NE_CMD); ei_outb(E8390_RWRITE+E8390_START, nic_base + NE_CMD);
if (ei_status.word16) if (ei_local->word16)
writesw(nic_base + NE_DATAPORT, buf, count >> 1); writesw(nic_base + NE_DATAPORT, buf, count >> 1);
else else
writesb(nic_base + NE_DATAPORT, buf, count); writesb(nic_base + NE_DATAPORT, buf, count);
@ -307,7 +307,7 @@ static void ax_block_output(struct net_device *dev, int count,
} }
ei_outb(ENISR_RDC, nic_base + EN0_ISR); /* Ack intr. */ ei_outb(ENISR_RDC, nic_base + EN0_ISR); /* Ack intr. */
ei_status.dmaing &= ~0x01; ei_local->dmaing &= ~0x01;
} }
/* definitions for accessing MII/EEPROM interface */ /* definitions for accessing MII/EEPROM interface */
@ -758,22 +758,22 @@ static int ax_init_dev(struct net_device *dev, int first_init)
ax_reset_8390(dev); ax_reset_8390(dev);
ei_status.name = "AX88796"; ei_local->name = "AX88796";
ei_status.tx_start_page = start_page; ei_local->tx_start_page = start_page;
ei_status.stop_page = stop_page; ei_local->stop_page = stop_page;
ei_status.word16 = (ax->plat->wordlength == 2); ei_local->word16 = (ax->plat->wordlength == 2);
ei_status.rx_start_page = start_page + TX_PAGES; ei_local->rx_start_page = start_page + TX_PAGES;
#ifdef PACKETBUF_MEMSIZE #ifdef PACKETBUF_MEMSIZE
/* Allow the packet buffer size to be overridden by know-it-alls. */ /* Allow the packet buffer size to be overridden by know-it-alls. */
ei_status.stop_page = ei_status.tx_start_page + PACKETBUF_MEMSIZE; ei_local->stop_page = ei_local->tx_start_page + PACKETBUF_MEMSIZE;
#endif #endif
ei_status.reset_8390 = &ax_reset_8390; ei_local->reset_8390 = &ax_reset_8390;
ei_status.block_input = &ax_block_input; ei_local->block_input = &ax_block_input;
ei_status.block_output = &ax_block_output; ei_local->block_output = &ax_block_output;
ei_status.get_8390_hdr = &ax_get_8390_hdr; ei_local->get_8390_hdr = &ax_get_8390_hdr;
ei_status.priv = 0; ei_local->priv = 0;
dev->netdev_ops = &ax_netdev_ops; dev->netdev_ops = &ax_netdev_ops;
dev->ethtool_ops = &ax_ethtool_ops; dev->ethtool_ops = &ax_ethtool_ops;
@ -792,7 +792,7 @@ static int ax_init_dev(struct net_device *dev, int first_init)
if (first_init) if (first_init)
dev_info(&ax->dev->dev, "%dbit, irq %d, %lx, MAC: %pM\n", dev_info(&ax->dev->dev, "%dbit, irq %d, %lx, MAC: %pM\n",
ei_status.word16 ? 16 : 8, dev->irq, dev->base_addr, ei_local->word16 ? 16 : 8, dev->irq, dev->base_addr,
dev->dev_addr); dev->dev_addr);
ret = register_netdev(dev); ret = register_netdev(dev);
@ -811,6 +811,7 @@ static int ax_init_dev(struct net_device *dev, int first_init)
static int ax_remove(struct platform_device *_dev) static int ax_remove(struct platform_device *_dev)
{ {
struct net_device *dev = platform_get_drvdata(_dev); struct net_device *dev = platform_get_drvdata(_dev);
struct ei_device *ei_local = netdev_priv(dev);
struct ax_device *ax; struct ax_device *ax;
ax = to_ax_dev(dev); ax = to_ax_dev(dev);
@ -818,7 +819,7 @@ static int ax_remove(struct platform_device *_dev)
unregister_netdev(dev); unregister_netdev(dev);
free_irq(dev->irq, dev); free_irq(dev->irq, dev);
iounmap(ei_status.mem); iounmap(ei_local->mem);
release_resource(ax->mem); release_resource(ax->mem);
kfree(ax->mem); kfree(ax->mem);
@ -843,6 +844,7 @@ static int ax_remove(struct platform_device *_dev)
static int ax_probe(struct platform_device *pdev) static int ax_probe(struct platform_device *pdev)
{ {
struct net_device *dev; struct net_device *dev;
struct ei_device *ei_local;
struct ax_device *ax; struct ax_device *ax;
struct resource *res; struct resource *res;
size_t size; size_t size;
@ -853,6 +855,7 @@ static int ax_probe(struct platform_device *pdev)
return -ENOMEM; return -ENOMEM;
/* ok, let's setup our device */ /* ok, let's setup our device */
ei_local = netdev_priv(dev);
ax = to_ax_dev(dev); ax = to_ax_dev(dev);
memset(ax, 0, sizeof(struct ax_device)); memset(ax, 0, sizeof(struct ax_device));
@ -863,7 +866,7 @@ static int ax_probe(struct platform_device *pdev)
ax->plat = pdev->dev.platform_data; ax->plat = pdev->dev.platform_data;
platform_set_drvdata(pdev, dev); platform_set_drvdata(pdev, dev);
ei_status.rxcr_base = ax->plat->rcr_val; ei_local->rxcr_base = ax->plat->rcr_val;
/* find the platform resources */ /* find the platform resources */
res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
@ -890,9 +893,9 @@ static int ax_probe(struct platform_device *pdev)
* by using the size of the resource provided * by using the size of the resource provided
*/ */
if (ax->plat->reg_offsets) if (ax->plat->reg_offsets)
ei_status.reg_offset = ax->plat->reg_offsets; ei_local->reg_offset = ax->plat->reg_offsets;
else { else {
ei_status.reg_offset = ax->reg_offsets; ei_local->reg_offset = ax->reg_offsets;
for (ret = 0; ret < 0x18; ret++) for (ret = 0; ret < 0x18; ret++)
ax->reg_offsets[ret] = (size / 0x18) * ret; ax->reg_offsets[ret] = (size / 0x18) * ret;
} }
@ -904,10 +907,10 @@ static int ax_probe(struct platform_device *pdev)
goto exit_mem; goto exit_mem;
} }
ei_status.mem = ioremap(res->start, size); ei_local->mem = ioremap(res->start, size);
dev->base_addr = (unsigned long)ei_status.mem; dev->base_addr = (unsigned long)ei_local->mem;
if (ei_status.mem == NULL) { if (ei_local->mem == NULL) {
dev_err(&pdev->dev, "Cannot ioremap area (%08llx,%08llx)\n", dev_err(&pdev->dev, "Cannot ioremap area (%08llx,%08llx)\n",
(unsigned long long)res->start, (unsigned long long)res->start,
(unsigned long long)res->end); (unsigned long long)res->end);
@ -943,7 +946,7 @@ static int ax_probe(struct platform_device *pdev)
goto exit_mem2; goto exit_mem2;
} }
ei_status.reg_offset[0x1f] = ax->map2 - ei_status.mem; ei_local->reg_offset[0x1f] = ax->map2 - ei_local->mem;
} }
/* got resources, now initialise and register device */ /* got resources, now initialise and register device */
@ -962,7 +965,7 @@ static int ax_probe(struct platform_device *pdev)
kfree(ax->mem2); kfree(ax->mem2);
exit_mem1: exit_mem1:
iounmap(ei_status.mem); iounmap(ei_local->mem);
exit_req: exit_req:
release_resource(ax->mem); release_resource(ax->mem);