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yaml
---
r: 104920
b: refs/heads/master
c: eb58134
h: refs/heads/master
v: v3
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Dave Jones authored and Jeff Garzik committed Jul 22, 2008
1 parent 2fd412c commit 1db2810
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Showing 2 changed files with 65 additions and 65 deletions.
2 changes: 1 addition & 1 deletion [refs]
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Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 7239016d52c6d568d069f083bdcd17f35ab79fd8
refs/heads/master: eb5813481a97582c80c8d402ecb371149c77b4e0
128 changes: 64 additions & 64 deletions trunk/drivers/net/8139too.c
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Original file line number Diff line number Diff line change
Expand Up @@ -98,7 +98,6 @@
#include <linux/compiler.h>
#include <linux/pci.h>
#include <linux/init.h>
#include <linux/ioport.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/rtnetlink.h>
Expand All @@ -120,11 +119,6 @@
NETIF_MSG_LINK)


/* enable PIO instead of MMIO, if CONFIG_8139TOO_PIO is selected */
#ifdef CONFIG_8139TOO_PIO
#define USE_IO_OPS 1
#endif

/* define to 1, 2 or 3 to enable copious debugging info */
#define RTL8139_DEBUG 0

Expand Down Expand Up @@ -156,6 +150,13 @@
static int media[MAX_UNITS] = {-1, -1, -1, -1, -1, -1, -1, -1};
static int full_duplex[MAX_UNITS] = {-1, -1, -1, -1, -1, -1, -1, -1};

/* Whether to use MMIO or PIO. Default to MMIO. */
#ifdef CONFIG_8139TOO_PIO
static int use_io = 1;
#else
static int use_io = 0;
#endif

/* Maximum number of multicast addresses to filter (vs. Rx-all-multicast).
The RTL chips use a 64 element hash table based on the Ethernet CRC. */
static int multicast_filter_limit = 32;
Expand Down Expand Up @@ -614,6 +615,8 @@ MODULE_DESCRIPTION ("RealTek RTL-8139 Fast Ethernet driver");
MODULE_LICENSE("GPL");
MODULE_VERSION(DRV_VERSION);

module_param(use_io, int, 0);
MODULE_PARM_DESC(use_io, "Force use of I/O access mode. 0=MMIO 1=PIO");
module_param(multicast_filter_limit, int, 0);
module_param_array(media, int, NULL, 0);
module_param_array(full_duplex, int, NULL, 0);
Expand Down Expand Up @@ -709,13 +712,8 @@ static void __rtl8139_cleanup_dev (struct net_device *dev)
assert (tp->pci_dev != NULL);
pdev = tp->pci_dev;

#ifdef USE_IO_OPS
if (tp->mmio_addr)
ioport_unmap (tp->mmio_addr);
#else
if (tp->mmio_addr)
pci_iounmap (pdev, tp->mmio_addr);
#endif /* USE_IO_OPS */

/* it's ok to call this even if we have no regions to free */
pci_release_regions (pdev);
Expand Down Expand Up @@ -790,32 +788,32 @@ static int __devinit rtl8139_init_board (struct pci_dev *pdev,
DPRINTK("PIO region size == 0x%02X\n", pio_len);
DPRINTK("MMIO region size == 0x%02lX\n", mmio_len);

#ifdef USE_IO_OPS
/* make sure PCI base addr 0 is PIO */
if (!(pio_flags & IORESOURCE_IO)) {
dev_err(&pdev->dev, "region #0 not a PIO resource, aborting\n");
rc = -ENODEV;
goto err_out;
}
/* check for weird/broken PCI region reporting */
if (pio_len < RTL_MIN_IO_SIZE) {
dev_err(&pdev->dev, "Invalid PCI I/O region size(s), aborting\n");
rc = -ENODEV;
goto err_out;
}
#else
/* make sure PCI base addr 1 is MMIO */
if (!(mmio_flags & IORESOURCE_MEM)) {
dev_err(&pdev->dev, "region #1 not an MMIO resource, aborting\n");
rc = -ENODEV;
goto err_out;
}
if (mmio_len < RTL_MIN_IO_SIZE) {
dev_err(&pdev->dev, "Invalid PCI mem region size(s), aborting\n");
rc = -ENODEV;
goto err_out;
if (use_io) {
/* make sure PCI base addr 0 is PIO */
if (!(pio_flags & IORESOURCE_IO)) {
dev_err(&pdev->dev, "region #0 not a PIO resource, aborting\n");
rc = -ENODEV;
goto err_out;
}
/* check for weird/broken PCI region reporting */
if (pio_len < RTL_MIN_IO_SIZE) {
dev_err(&pdev->dev, "Invalid PCI I/O region size(s), aborting\n");
rc = -ENODEV;
goto err_out;
}
} else {
/* make sure PCI base addr 1 is MMIO */
if (!(mmio_flags & IORESOURCE_MEM)) {
dev_err(&pdev->dev, "region #1 not an MMIO resource, aborting\n");
rc = -ENODEV;
goto err_out;
}
if (mmio_len < RTL_MIN_IO_SIZE) {
dev_err(&pdev->dev, "Invalid PCI mem region size(s), aborting\n");
rc = -ENODEV;
goto err_out;
}
}
#endif

rc = pci_request_regions (pdev, DRV_NAME);
if (rc)
Expand All @@ -825,28 +823,27 @@ static int __devinit rtl8139_init_board (struct pci_dev *pdev,
/* enable PCI bus-mastering */
pci_set_master (pdev);

#ifdef USE_IO_OPS
ioaddr = ioport_map(pio_start, pio_len);
if (!ioaddr) {
dev_err(&pdev->dev, "cannot map PIO, aborting\n");
rc = -EIO;
goto err_out;
}
dev->base_addr = pio_start;
tp->mmio_addr = ioaddr;
tp->regs_len = pio_len;
#else
/* ioremap MMIO region */
ioaddr = pci_iomap(pdev, 1, 0);
if (ioaddr == NULL) {
dev_err(&pdev->dev, "cannot remap MMIO, aborting\n");
rc = -EIO;
goto err_out;
if (use_io) {
ioaddr = pci_iomap(pdev, 0, 0);
if (!ioaddr) {
dev_err(&pdev->dev, "cannot map PIO, aborting\n");
rc = -EIO;
goto err_out;
}
dev->base_addr = pio_start;
tp->regs_len = pio_len;
} else {
/* ioremap MMIO region */
ioaddr = pci_iomap(pdev, 1, 0);
if (ioaddr == NULL) {
dev_err(&pdev->dev, "cannot remap MMIO, aborting\n");
rc = -EIO;
goto err_out;
}
dev->base_addr = (long) ioaddr;
tp->regs_len = mmio_len;
}
dev->base_addr = (long) ioaddr;
tp->mmio_addr = ioaddr;
tp->regs_len = mmio_len;
#endif /* USE_IO_OPS */

/* Bring old chips out of low-power mode. */
RTL_W8 (HltClk, 'R');
Expand Down Expand Up @@ -2381,28 +2378,31 @@ static void rtl8139_set_msglevel(struct net_device *dev, u32 datum)
np->msg_enable = datum;
}

/* TODO: we are too slack to do reg dumping for pio, for now */
#ifdef CONFIG_8139TOO_PIO
#define rtl8139_get_regs_len NULL
#define rtl8139_get_regs NULL
#else
static int rtl8139_get_regs_len(struct net_device *dev)
{
struct rtl8139_private *np = netdev_priv(dev);
struct rtl8139_private *np;
/* TODO: we are too slack to do reg dumping for pio, for now */
if (use_io)
return 0;
np = netdev_priv(dev);
return np->regs_len;
}

static void rtl8139_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *regbuf)
{
struct rtl8139_private *np = netdev_priv(dev);
struct rtl8139_private *np;

/* TODO: we are too slack to do reg dumping for pio, for now */
if (use_io)
return;
np = netdev_priv(dev);

regs->version = RTL_REGS_VER;

spin_lock_irq(&np->lock);
memcpy_fromio(regbuf, np->mmio_addr, regs->len);
spin_unlock_irq(&np->lock);
}
#endif /* CONFIG_8139TOO_MMIO */

static int rtl8139_get_sset_count(struct net_device *dev, int sset)
{
Expand Down

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